/* CzatGPT premium SaaS UI ? ChatGPT-inspired light/dark */

:root,
[data-theme="light"] {
  --czg-bg: #f4f6fb;
  --czg-bg-elev: #ffffff;
  --czg-bg-soft: #eef2ff;
  --czg-bg-sidebar: rgba(255, 255, 255, 0.72);
  --czg-ink: #0a0a0a;
  --czg-muted: #525252;
  --czg-faint: #a3a3a3;
  --czg-border: rgba(10, 10, 10, 0.08);
  --czg-border-strong: rgba(10, 10, 10, 0.14);
  --czg-accent: #2563eb;
  --czg-accent-hover: #1d4ed8;
  --czg-accent-ink: #ffffff;
  --czg-accent-soft: rgba(37, 99, 235, 0.12);
  --czg-accent-soft-strong: rgba(37, 99, 235, 0.28);
  --czg-user-bg: #dbeafe;
  --czg-danger: #dc2626;
  --czg-danger-soft: rgba(220, 38, 38, 0.1);
  --czg-shadow: 0 1px 2px rgba(10, 10, 10, 0.04), 0 12px 40px rgba(37, 99, 235, 0.08);
  --czg-shadow-lg: 0 24px 60px rgba(37, 99, 235, 0.14);
  --czg-radius: 18px;
  --czg-radius-sm: 12px;
  --czg-sidebar-w: 320px;
  --czg-chat-max: 820px;
  --czg-font: "DM Sans", system-ui, -apple-system, sans-serif;
  --czg-display: "DM Sans", system-ui, -apple-system, sans-serif;
  --czg-glass: rgba(255, 255, 255, 0.55);
  --czg-glass-strong: rgba(255, 255, 255, 0.72);
  --czg-glass-border: rgba(255, 255, 255, 0.45);
}

[data-theme="dark"] {
  --czg-bg: #050505;
  --czg-bg-elev: #111111;
  --czg-bg-soft: #1a1a1a;
  --czg-bg-sidebar: rgba(17, 17, 17, 0.72);
  --czg-ink: #fafafa;
  --czg-muted: #a3a3a3;
  --czg-faint: #737373;
  --czg-border: rgba(250, 250, 250, 0.1);
  --czg-border-strong: rgba(250, 250, 250, 0.16);
  /* Accent vars are controlled by JS applyAccent() — do not reset here */
  --czg-danger: #f87171;
  --czg-danger-soft: rgba(248, 113, 113, 0.12);
  --czg-shadow: 0 1px 2px rgba(0, 0, 0, 0.45), 0 16px 40px rgba(0, 0, 0, 0.45);
  --czg-shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.55);
  --czg-glass: rgba(17, 17, 17, 0.55);
  --czg-glass-strong: rgba(22, 22, 22, 0.72);
}

*,
*::before,
*::after { box-sizing: border-box; }

.czg {
  --font-sans: var(--czg-font);
  color: var(--czg-ink);
  background: var(--czg-bg);
  font-family: var(--czg-font);
  overflow-x: hidden;
  max-width: 100%;
  line-height: 1.55;
}

.czg .font-display,
.czg-brand,
.czg-h1,
.czg-h2,
.czg-logo-text,
.czg-empty-mark,
.czg-topbar-title strong {
  font-family: var(--czg-display);
}

.czg-wrap {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.czg-narrow { width: min(760px, calc(100% - 2rem)); margin-inline: auto; }

.czg-sr-only,
#czg-status.czg-sr-only,
#czg-chat-title.czg-sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  white-space: nowrap !important;
}

/* Keyboard-only skip link — hidden until focused (no visual UI change) */
.czg-skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 10000;
  padding: 0.65rem 1rem;
  border-radius: 0.5rem;
  background: var(--czg-accent, #2563eb);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.2);
}
.czg-skip-link:focus {
  left: 1rem;
  top: 1rem;
  outline: 2px solid #fff;
  outline-offset: 2px;
}

/* ?? Hero ?? */
.czg-hero {
  position: relative;
  padding: 2rem 0 2.5rem;
  background:
    radial-gradient(900px 420px at 50% -10%, rgba(15, 118, 110, 0.12), transparent 60%),
    linear-gradient(180deg, var(--czg-bg-elev), var(--czg-bg));
}

[data-theme="dark"] .czg-hero {
  background:
    radial-gradient(900px 420px at 50% -10%, rgba(45, 212, 191, 0.1), transparent 60%),
    linear-gradient(180deg, #10151c, var(--czg-bg));
}

.czg-hero-intro { text-align: center; margin-bottom: 1.5rem; }

h1.czg-brand,
.czg-brand {
  font-size: clamp(2.6rem, 7vw, 4.25rem);
  font-weight: 800;
  letter-spacing: -0.045em;
  margin: 0 0 0.65rem;
  line-height: 0.95;
}

.czg-h1 {
  font-size: clamp(1.2rem, 2.6vw, 1.65rem);
  font-weight: 650;
  margin: 0 0 0.55rem;
  letter-spacing: -0.02em;
}

.czg-sub {
  margin: 0 auto 1.1rem;
  max-width: 36rem;
  color: var(--czg-muted);
  font-size: 1.08rem;
  line-height: 1.5;
}

.czg-breadcrumbs {
  padding: 0.85rem 0 0;
  font-size: 0.78rem;
  color: var(--czg-faint);
}
.czg-breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.czg-breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 0.35rem;
  color: var(--czg-faint);
}
.czg-breadcrumbs a { color: var(--czg-muted); text-decoration: none; }
.czg-breadcrumbs a:hover { color: var(--czg-accent); }

.czg-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: center;
  margin-bottom: 0.25rem;
}

.czg-hero-chat { width: min(1180px, calc(100% - 1.25rem)); }

/* ?? Buttons ?? */
.czg-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.65rem 1.15rem;
  font: inherit;
  font-weight: 600;
  font-size: 0.92rem;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.czg-btn:active { transform: scale(0.98); }
.czg-btn-primary { background: var(--czg-accent); color: var(--czg-accent-ink); }
.czg-btn-primary:hover { background: var(--czg-accent-hover); }
.czg-btn-ghost {
  background: transparent;
  color: var(--czg-ink);
  border-color: var(--czg-border-strong);
}
.czg-btn-ghost:hover { background: var(--czg-bg-soft); }
.czg-btn-stop {
  background: var(--czg-danger-soft);
  color: var(--czg-danger);
  border-color: transparent;
  padding: 0.4rem 0.85rem;
  font-size: 0.82rem;
  border-radius: 999px;
}
.czg-link-btn {
  background: none;
  border: 0;
  color: var(--czg-muted);
  font: inherit;
  font-size: 0.82rem;
  cursor: pointer;
  padding: 0;
}
.czg-link-btn:hover { color: var(--czg-accent); }

.czg-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--czg-muted);
  cursor: pointer;
  flex-shrink: 0;
}
.czg-icon-btn:hover,
.czg-icon-btn.is-active {
  background: var(--czg-bg-soft);
  color: var(--czg-ink);
}

/* ?? Workspace (chat | right sidebar) ?? */
.czg-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 8px var(--czg-sidebar-w, 300px);
  min-height: min(78vh, 820px);
  background: var(--czg-glass-strong);
  border: 1px solid var(--czg-border);
  border-radius: 24px;
  box-shadow: var(--czg-shadow-lg);
  overflow: hidden;
  position: relative;
  backdrop-filter: blur(22px) saturate(1.2);
  -webkit-backdrop-filter: blur(22px) saturate(1.2);
  transition: grid-template-columns 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

.czg-workspace.is-sidebar-collapsed {
  grid-template-columns: minmax(0, 1fr) 0px 0fr;
}

.czg-workspace.is-full {
  min-height: 100dvh;
  height: 100%;
  border-radius: 0;
  border: 0;
  box-shadow: none;
  backdrop-filter: blur(18px) saturate(1.15);
  -webkit-backdrop-filter: blur(18px) saturate(1.15);
  background: color-mix(in srgb, var(--czg-bg-elev) 78%, transparent);
}

.czg-page.is-app {
  min-height: calc(100vh - 4rem);
  background: var(--czg-bg);
}

.czg-page.is-app .czg-workspace {
  min-height: calc(100vh - 4rem);
}

/* Sidebar — right rail */
.czg-sidebar {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: var(--czg-bg-sidebar);
  border-left: 1px solid var(--czg-border);
  border-right: 0;
  padding: 1rem 0.85rem;
  min-width: 0;
  z-index: 20;
  backdrop-filter: blur(18px) saturate(1.15);
  -webkit-backdrop-filter: blur(18px) saturate(1.15);
  transition: opacity 0.22s ease, transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

.czg-workspace.is-sidebar-collapsed .czg-sidebar {
  opacity: 0;
  pointer-events: none;
  overflow: hidden;
  padding-inline: 0;
}

.czg-sidebar-brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  padding: 0.35rem 0.45rem 0.55rem;
}

.czg-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: var(--czg-ink);
  min-width: 0;
  border-radius: 12px;
  padding: 0.35rem 0.45rem;
  transition: background 0.18s ease, transform 0.18s ease;
}

.czg-logo:hover {
  background: color-mix(in srgb, var(--czg-accent) 10%, transparent);
  transform: translateY(-1px);
}

.czg-logo:focus-visible {
  outline: 2px solid var(--czg-accent);
  outline-offset: 2px;
}

.czg-logo-emoji {
  font-size: 1.35rem;
  line-height: 1;
  flex-shrink: 0;
}

.czg-logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--czg-accent);
  color: var(--czg-accent-ink);
  flex-shrink: 0;
}

.czg-logo-text {
  font-family: var(--czg-font);
  font-weight: 650;
  letter-spacing: -0.02em;
  font-size: 1.05rem;
}

.czg-sidebar-close { display: none; }

.czg-new-chat {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  width: 100%;
  border: 1px solid color-mix(in srgb, var(--czg-accent) 35%, var(--czg-border));
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--czg-accent) 78%, transparent), color-mix(in srgb, var(--czg-accent) 45%, transparent));
  color: var(--czg-accent-ink);
  border-radius: 14px;
  padding: 0.7rem 0.85rem;
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.3) inset,
    0 8px 20px color-mix(in srgb, var(--czg-accent) 28%, transparent);
  transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.czg-new-chat:hover {
  transform: translateY(-1px);
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--czg-accent-hover) 82%, transparent), color-mix(in srgb, var(--czg-accent) 52%, transparent));
  color: var(--czg-accent-ink);
}

.czg-history-search {
  width: 100%;
  border: 1px solid var(--czg-border);
  background: var(--czg-bg-elev);
  color: var(--czg-ink);
  border-radius: 10px;
  padding: 0.55rem 0.75rem;
  font: inherit;
  font-size: 0.88rem;
  outline: none;
}
.czg-history-search:focus {
  border-color: var(--czg-accent);
  box-shadow: 0 0 0 3px var(--czg-accent-soft);
}

.czg-sidebar-label {
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--czg-faint);
  padding: 0.35rem 0.4rem 0;
}

.czg-history-list {
  list-style: none;
  margin: 0;
  padding: 0;
  overflow-y: visible;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-height: 0;
}

.czg-history-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 0.1rem;
  align-items: center;
  border-radius: 10px;
  padding: 0.15rem;
}
.czg-history-list li .czg-hist-open {
  flex: 1 1 100%;
  min-width: 0;
}
.czg-history-list li .czg-hist-action {
  flex: 0 0 auto;
}

.czg-history-list li:hover,
.czg-history-list li.is-active {
  background: var(--czg-bg-elev);
}

.czg-hist-open {
  border: 0;
  background: transparent;
  color: var(--czg-ink);
  text-align: left;
  font: inherit;
  font-size: 0.86rem;
  padding: 0.55rem 0.55rem;
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  border-radius: 8px;
}

.czg-hist-action {
  width: 30px;
  height: 30px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--czg-faint);
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 0.85rem;
}
.czg-hist-action:hover {
  background: var(--czg-bg-soft);
  color: var(--czg-ink);
}
.czg-hist-action.is-danger:hover {
  background: var(--czg-danger-soft);
  color: var(--czg-danger);
}

/* Legacy foot slot removed — Clear visible lives in .czg-folder-row */
.czg-sidebar-foot { display: none !important; }

.czg-sidebar-overlay {
  display: none;
  position: absolute;
  inset: 0;
  background: rgba(10, 14, 20, 0.45);
  z-index: 15;
}

/* Main column */
.czg-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--czg-bg-elev);
  position: relative;
}

.czg-topbar {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--czg-border);
  background: color-mix(in srgb, var(--czg-bg-elev) 88%, transparent);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 5;
}

.czg-topbar-title {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.3rem;
}
.czg-topbar-title strong {
  font-size: 0.98rem;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.czg-status {
  font-size: 0.75rem;
  color: var(--czg-muted);
  min-height: 1em;
}

.czg-thread {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

.czg-messages {
  width: min(var(--czg-chat-max), 100%);
  margin: 0 auto;
  padding: 1.25rem 1.1rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.czg-empty {
  text-align: center;
  padding: 3.5rem 1rem 2rem;
  color: var(--czg-muted);
}
.czg-empty-mark {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--czg-ink);
  margin-bottom: 0.65rem;
}
.czg-empty h2 {
  margin: 0 0 0.45rem;
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  color: var(--czg-ink);
  letter-spacing: -0.03em;
}
.czg-empty p { margin: 0 auto 1.25rem; max-width: 28rem; }

.czg-suggestions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
  max-width: 36rem;
  margin: 0 auto;
}
.czg-suggestions button {
  border: 1px solid var(--czg-border);
  background: var(--czg-bg);
  color: var(--czg-ink);
  border-radius: 14px;
  padding: 0.85rem 0.95rem;
  font: inherit;
  font-size: 0.88rem;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}
.czg-suggestions button:hover {
  border-color: var(--czg-accent);
  background: var(--czg-accent-soft);
  transform: translateY(-1px);
}

/* Messages */
.czg-msg {
  max-width: 100%;
  animation: czg-fade-up 0.28s ease both;
}
.czg-msg.user {
  align-self: flex-end;
  background:
    linear-gradient(145deg,
      color-mix(in srgb, var(--czg-accent) 88%, #ffffff),
      color-mix(in srgb, var(--czg-accent-hover) 92%, #0a0a0a));
  color: var(--czg-accent-ink);
  border: 1px solid color-mix(in srgb, #ffffff 45%, var(--czg-accent));
  border-radius: 18px 18px 6px 18px;
  padding: 0.85rem 1rem;
  max-width: min(85%, 640px);
  white-space: pre-wrap;
  word-break: break-word;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.35) inset,
    0 10px 28px color-mix(in srgb, var(--czg-accent) 32%, transparent);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
}
.czg-msg.assistant {
  align-self: stretch;
  padding: 0.15rem 0;
  word-break: break-word;
}
.czg-msg.assistant :where(p, ul, ol, pre, table, blockquote) { margin: 0 0 0.85rem; }
.czg-msg.assistant :where(p, li) { line-height: 1.65; }
.czg-msg.assistant :where(h1, h2, h3, h4) {
  font-family: var(--czg-display);
  letter-spacing: -0.02em;
  margin: 1rem 0 0.45rem;
}
.czg-msg.assistant pre {
  background: var(--czg-bg-soft);
  border: 1px solid var(--czg-border);
  border-radius: 14px;
  padding: 0.95rem 1rem;
  overflow-x: auto;
  font-size: 0.86rem;
}
.czg-msg.assistant code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
}
.czg-msg.assistant :not(pre) > code {
  background: var(--czg-bg-soft);
  border-radius: 6px;
  padding: 0.1em 0.35em;
}
.czg-msg.assistant table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.czg-msg.assistant th,
.czg-msg.assistant td {
  border: 1px solid var(--czg-border);
  padding: 0.45rem 0.6rem;
  text-align: left;
}
.czg-msg img {
  max-width: min(240px, 100%);
  border-radius: 12px;
  display: block;
  margin-top: 0.55rem;
}

.czg-msg-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin-top: 0.55rem;
  opacity: 1;
  transform: none;
  pointer-events: auto;
  padding: 0.25rem;
  border-radius: 12px;
  background: color-mix(in srgb, var(--czg-glass) 80%, transparent);
  border: 1px solid var(--czg-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  width: fit-content;
  max-width: 100%;
}
.czg-msg:hover .czg-msg-actions,
.czg-msg:focus-within .czg-msg-actions,
.czg-msg-actions:focus-within {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.czg-act {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  width: 32px;
  min-width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 10px;
  background: color-mix(in srgb, var(--czg-bg-elev) 55%, transparent);
  color: var(--czg-ink);
  cursor: pointer;
  font: inherit;
  font-size: 0.75rem;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.czg-act:hover {
  background: var(--czg-accent-soft);
  border-color: color-mix(in srgb, var(--czg-accent) 35%, transparent);
  color: var(--czg-accent);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--czg-accent) 18%, transparent);
}
.czg-act.is-active {
  background: var(--czg-accent-soft);
  border-color: var(--czg-accent);
  color: var(--czg-accent);
}
.czg-act-edit {
  width: 32px;
  min-width: 32px;
  padding: 0;
}
.czg-act-edit .czg-act-label,
.czg-act-label { display: none !important; }
.czg-msg.user .czg-msg-actions {
  background: color-mix(in srgb, var(--czg-bg-elev) 92%, transparent);
  border-color: var(--czg-border);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.08);
}
.czg-msg.user .czg-act {
  color: var(--czg-ink);
  background: color-mix(in srgb, var(--czg-glass-strong) 80%, transparent);
  border-color: var(--czg-border);
}
.czg-msg.user .czg-act:hover,
.czg-msg.user .czg-act.is-active {
  background: var(--czg-accent-soft);
  color: var(--czg-accent);
  border-color: color-mix(in srgb, var(--czg-accent) 40%, transparent);
}
.czg-msg-edit {
  display: grid;
  gap: 0.55rem;
  width: min(100%, 520px);
  color: var(--czg-ink);
  padding: 0.15rem;
}
.czg-msg.user .czg-msg-edit {
  color: var(--czg-ink);
}
.czg-msg-edit-input {
  width: 100%;
  min-height: 88px;
  border: 1px solid var(--czg-border-strong);
  border-radius: 14px;
  padding: 0.7rem 0.8rem;
  font: inherit;
  color: var(--czg-ink) !important;
  background: rgba(255, 255, 255, 0.92) !important;
  resize: vertical;
  outline: none;
  backdrop-filter: blur(8px);
}
[data-theme="dark"] .czg-msg-edit-input {
  background: rgba(20, 20, 20, 0.92) !important;
  color: var(--czg-ink) !important;
}
.czg-msg-edit-input:focus {
  border-color: var(--czg-accent);
  box-shadow: 0 0 0 3px var(--czg-accent-soft);
}
.czg-msg-edit-bar { display: flex; gap: 0.45rem; flex-wrap: wrap; }
.czg-msg-edit-bar .czg-btn-primary {
  color: #fff !important;
  background: linear-gradient(145deg, color-mix(in srgb, var(--czg-accent) 85%, transparent), color-mix(in srgb, var(--czg-accent) 55%, transparent));
  border: 1px solid color-mix(in srgb, var(--czg-accent) 50%, white);
  backdrop-filter: blur(10px);
}
.czg-msg-edit-bar .czg-btn-ghost {
  color: var(--czg-ink) !important;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--czg-border);
}
[data-theme="dark"] .czg-msg-edit-bar .czg-btn-ghost {
  background: rgba(30, 30, 30, 0.85);
  color: #fafafa !important;
}

/* Typing */
.czg-typing {
  display: inline-flex;
  gap: 0.35rem;
  align-items: center;
  padding: 0.85rem 1rem;
  background: var(--czg-bg-soft);
  border-radius: 16px;
  width: fit-content;
}
.czg-typing span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--czg-muted);
  animation: czg-bounce 1.1s infinite ease-in-out;
}
.czg-typing span:nth-child(2) { animation-delay: 0.15s; }
.czg-typing span:nth-child(3) { animation-delay: 0.3s; }

/* Generated image bubbles + loader */
.czg-msg.is-image .czg-gen-image {
  display: grid;
  gap: 0.65rem;
  max-width: min(520px, 100%);
}
.czg-gen-image-media {
  width: 100%;
  max-height: min(72vh, 720px);
  object-fit: contain;
  border-radius: 16px;
  border: 1px solid var(--czg-border);
  background: color-mix(in srgb, var(--czg-glass) 80%, transparent);
  box-shadow: var(--czg-shadow);
  animation: czg-fade-up 0.35s ease;
}
.czg-gen-image-caption {
  margin: 0;
  font-size: 0.85rem;
  color: var(--czg-muted);
  line-height: 1.45;
}
.czg-image-loader {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.95rem 1.1rem;
  width: fit-content;
  max-width: min(420px, 92%);
  border-radius: 18px;
  border: 1px solid var(--czg-border);
  background: var(--czg-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--czg-shadow);
  animation: czg-fade-up 0.3s ease;
}
.czg-image-loader-orb {
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 999px;
  background: conic-gradient(from 90deg, var(--czg-accent, #2563eb), transparent 70%);
  mask: radial-gradient(farthest-side, transparent calc(100% - 4px), #000 calc(100% - 3px));
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 4px), #000 calc(100% - 3px));
  animation: czg-spin 1s linear infinite;
  flex: 0 0 auto;
}
.czg-image-loader-text {
  display: grid;
  gap: 0.4rem;
  min-width: 0;
}
.czg-image-loader-text strong {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--czg-ink);
}
.czg-image-loader-bar {
  display: block;
  height: 4px;
  width: 160px;
  max-width: 100%;
  border-radius: 999px;
  overflow: hidden;
  background: color-mix(in srgb, var(--czg-muted) 22%, transparent);
}
.czg-image-loader-bar i {
  display: block;
  height: 100%;
  width: 40%;
  border-radius: inherit;
  background: var(--czg-accent, #2563eb);
  animation: czg-loader-slide 1.15s ease-in-out infinite;
}
@keyframes czg-spin {
  to { transform: rotate(360deg); }
}
@keyframes czg-loader-slide {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(320%); }
}

@keyframes czg-bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.45; }
  40% { transform: translateY(-4px); opacity: 1; }
}
@keyframes czg-fade-up {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Product pages: quieter chrome */
body.czg-product-shell {
  background: var(--czg-bg, #f7f8fa);
}
body.czg-product-shell .mesh-bg,
body.czg-product-shell.mesh-bg {
  background-image: none;
}
[data-theme="dark"] body.czg-product-shell,
body.czg-product-shell[data-theme="dark"] {
  background: #0b0f14;
}

/* Sticky composer */
.czg-composer-dock {
  position: sticky;
  bottom: 0;
  z-index: 6;
  padding: 0.65rem 1rem 0.9rem;
  background: linear-gradient(180deg, transparent, var(--czg-bg-elev) 28%);
}

.czg-image-preview {
  width: min(var(--czg-chat-max), 100%);
  margin: 0 auto 0.55rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 0.75rem;
  background: var(--czg-bg-soft);
  border: 1px solid var(--czg-border);
  border-radius: 14px;
}
.czg-image-preview img {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: 10px;
}

.czg-composer {
  width: min(var(--czg-chat-max), 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.35rem;
  align-items: end;
  background: var(--czg-bg);
  border: 1px solid var(--czg-border-strong);
  border-radius: 22px;
  padding: 0.55rem 0.55rem 0.55rem 0.65rem;
  box-shadow: var(--czg-shadow);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.czg-composer:focus-within {
  border-color: var(--czg-border-strong);
  box-shadow: var(--czg-shadow);
}
.czg-composer.is-dragover {
  border-color: color-mix(in srgb, var(--czg-accent) 55%, var(--czg-border));
  background: color-mix(in srgb, var(--czg-accent-soft) 55%, var(--czg-glass-strong));
}

.czg-composer-tools {
  display: flex;
  gap: 0.1rem;
  padding-bottom: 0.1rem;
}

#czg-input {
  width: 100%;
  border: 0;
  outline: none;
  resize: none;
  background: transparent;
  color: var(--czg-ink);
  font: inherit;
  font-size: 0.98rem;
  line-height: 1.45;
  max-height: 180px;
  min-height: 28px;
  padding: 0.55rem 0.25rem;
}

.czg-send {
  width: 42px;
  height: 42px;
  border: 1px solid color-mix(in srgb, var(--czg-accent) 45%, rgba(255,255,255,0.55));
  border-radius: 14px;
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--czg-accent) 72%, transparent), color-mix(in srgb, var(--czg-accent) 42%, transparent));
  color: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
  flex-shrink: 0;
  backdrop-filter: blur(14px) saturate(1.25);
  -webkit-backdrop-filter: blur(14px) saturate(1.25);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.35) inset,
    0 8px 22px color-mix(in srgb, var(--czg-accent) 35%, transparent);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}
.czg-send:hover {
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--czg-accent-hover) 80%, transparent), color-mix(in srgb, var(--czg-accent) 50%, transparent));
  transform: translateY(-2px) scale(1.03);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.4) inset,
    0 12px 28px color-mix(in srgb, var(--czg-accent) 42%, transparent);
  color: #fff;
}
.czg-send:active { transform: translateY(0) scale(0.98); }
.czg-send:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

.czg-composer-hint {
  width: min(var(--czg-chat-max), 100%);
  margin: 0.45rem auto 0;
  text-align: center;
  font-size: 0.72rem;
  color: var(--czg-faint);
}

.czg-voice-lang-wrap {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}
.czg-voice-lang {
  appearance: none;
  border: 1px solid var(--czg-border);
  background: var(--czg-bg);
  color: var(--czg-ink);
  font: inherit;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 0.35rem 1.4rem 0.35rem 0.55rem;
  border-radius: 10px;
  max-width: 6.5rem;
  cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--czg-muted) 50%),
    linear-gradient(135deg, var(--czg-muted) 50%, transparent 50%);
  background-position: calc(100% - 12px) calc(50% - 2px), calc(100% - 7px) calc(50% - 2px);
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}
.czg-voice-lang:focus-visible {
  outline: 2px solid var(--czg-accent);
  outline-offset: 2px;
}

.czg-voice-panel {
  width: min(var(--czg-chat-max), 100%);
  margin: 0.55rem auto 0;
  padding: 0.75rem 0.9rem;
  border: 1px solid color-mix(in srgb, var(--czg-danger) 35%, var(--czg-border));
  border-radius: 14px;
  background: color-mix(in srgb, var(--czg-danger) 8%, var(--czg-bg-elev));
  text-align: left;
}
.czg-voice-panel.is-info {
  border-color: color-mix(in srgb, var(--czg-accent) 40%, var(--czg-border));
  background: color-mix(in srgb, var(--czg-accent-soft) 70%, var(--czg-bg-elev));
}
.czg-voice-help {
  margin: 0;
  color: var(--czg-ink);
  font-size: 0.82rem;
  line-height: 1.45;
}
.czg-voice-panel.is-error .czg-voice-help { color: var(--czg-danger); }
.czg-voice-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.65rem;
}

.czg-live-voice {
  width: min(var(--czg-chat-max), 100%);
  margin: 0 auto 0.55rem;
}
.czg-live-voice-inner {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.65rem 0.85rem;
  border-radius: 16px;
  border: 1px solid var(--czg-border);
  background: var(--czg-glass);
  backdrop-filter: blur(12px);
}
.czg-waveform {
  display: block;
  width: 140px;
  max-width: 36%;
  height: 44px;
  flex-shrink: 0;
}
.czg-live-voice-meta {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.czg-live-voice-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--czg-ink);
}
.czg-live-voice.is-listening .czg-live-voice-label { color: var(--czg-accent); }
.czg-live-voice.is-speaking .czg-live-voice-label { color: var(--czg-accent-hover); }
.czg-live-voice.is-processing .czg-live-voice-label { color: var(--czg-muted); }
.czg-live-voice-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}
.czg-icon-btn.is-warn {
  color: #c2410c;
  background: rgba(194, 65, 12, 0.1);
}
.czg-icon-btn.is-live {
  background: var(--czg-accent);
  color: var(--czg-accent-ink);
  box-shadow: 0 0 0 3px var(--czg-accent-soft);
  animation: czg-pulse-mic 1.4s ease-in-out infinite;
}
@keyframes czg-pulse-mic {
  0%, 100% { box-shadow: 0 0 0 3px var(--czg-accent-soft); }
  50% { box-shadow: 0 0 0 7px transparent; }
}
@media (max-width: 640px) {
  .czg-live-voice-inner { flex-wrap: wrap; }
  .czg-waveform { width: 100%; max-width: none; }
}

.czg-drop-overlay {
  position: absolute;
  inset: 0.5rem;
  border: 2px dashed var(--czg-accent);
  border-radius: 18px;
  background: color-mix(in srgb, var(--czg-accent-soft) 80%, var(--czg-bg-elev));
  display: none !important;
  place-items: center;
  z-index: 20;
  pointer-events: none;
  visibility: hidden;
  opacity: 0;
}
.czg-drop-overlay[hidden] {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
}
.czg-composer-dock {
  position: relative;
}
.czg-composer-dock.is-dragging .czg-drop-overlay {
  display: grid !important;
  visibility: visible !important;
  opacity: 1 !important;
}

/* Marketing sections */
.czg-section { padding: 3.5rem 0; }
.czg-section-alt { background: var(--czg-bg-elev); border-block: 1px solid var(--czg-border); }
.czg-h2 {
  font-size: clamp(1.45rem, 3vw, 1.9rem);
  letter-spacing: -0.03em;
  margin: 0 0 0.5rem;
}
.czg-lead { color: var(--czg-muted); margin: 0 0 1.75rem; max-width: 36rem; }

.czg-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
.czg-feature {
  background: var(--czg-bg-elev);
  border: 1px solid var(--czg-border);
  border-radius: 18px;
  padding: 1.15rem 1.2rem;
  box-shadow: var(--czg-shadow);
}
.czg-section-alt .czg-feature { background: var(--czg-bg); }
.czg-feature h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}
.czg-feature p { margin: 0; color: var(--czg-muted); font-size: 0.92rem; }

.czg-feature-list,
.czg-benefit-list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.35rem 2rem;
}
.czg-feature-list h3,
.czg-benefit-list h3 {
  margin: 0 0 0.35rem;
  font-size: 1.08rem;
  letter-spacing: -0.02em;
}
.czg-feature-list p,
.czg-benefit-list p {
  margin: 0;
  color: var(--czg-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}
.czg-feature-list li,
.czg-benefit-list li {
  padding-top: 0.85rem;
  border-top: 1px solid var(--czg-border);
}

.czg-steps {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}
.czg-step {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}
.czg-step-num {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--czg-accent-ink);
  background: var(--czg-accent);
}
.czg-step h3 {
  margin: 0 0 0.3rem;
  font-size: 1.05rem;
}
.czg-step p {
  margin: 0;
  color: var(--czg-muted);
  font-size: 0.92rem;
}
.czg-inline-links {
  margin: 1.35rem 0 0;
  color: var(--czg-muted);
  font-size: 0.95rem;
}
.czg-inline-links a { color: var(--czg-accent); }

.czg-faq { display: flex; flex-direction: column; gap: 0.65rem; }
.czg-faq-item {
  background: var(--czg-bg);
  border: 1px solid var(--czg-border);
  border-radius: 14px;
  padding: 0.85rem 1rem;
}
.czg-faq-item summary {
  cursor: pointer;
  font-weight: 650;
  list-style: none;
}
.czg-faq-item summary::-webkit-details-marker { display: none; }
.czg-faq-item p { margin: 0.65rem 0 0; color: var(--czg-muted); }

.czg-article {
  max-width: 760px;
  color: var(--czg-ink);
}
.czg-article p { color: var(--czg-muted); margin: 0 0 1rem; line-height: 1.7; }
.czg-article a { color: var(--czg-accent); }
.czg-article h2 {
  margin: 2rem 0 0.7rem;
  font-size: clamp(1.25rem, 2.4vw, 1.55rem);
  letter-spacing: -0.03em;
}
.czg-article h2:first-child { margin-top: 0; }
.czg-article h3 { margin: 1.6rem 0 0.55rem; font-size: 1.15rem; }

.czg-footer {
  border-top: 1px solid var(--czg-border);
  background: var(--czg-bg-elev);
  padding: 2.5rem 0 2.75rem;
}
.czg-footer-grid {
  display: grid;
  gap: 1.25rem;
}
.czg-footer-brand strong {
  display: block;
  font-size: 1.25rem;
  margin-bottom: 0.35rem;
}
.czg-footer-brand p { margin: 0; color: var(--czg-muted); max-width: 28rem; }
.czg-footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.15rem;
}
.czg-footer-nav a {
  color: var(--czg-muted);
  text-decoration: none;
  font-size: 0.92rem;
}
.czg-footer-nav a:hover { color: var(--czg-accent); }
.czg-copy { margin: 0; color: var(--czg-faint); font-size: 0.85rem; }
.czg-copy a { color: inherit; }

/* Product page: hide duplicate site chrome density */
body:has(.czg-page.is-app) > footer.border-t { display: none; }

/* Responsive */
@media (max-width: 960px) {
  .czg-workspace,
  .czg-workspace.is-sidebar-collapsed {
    grid-template-columns: 1fr;
    min-height: min(82vh, 860px);
  }
  .czg-sidebar {
    position: absolute;
    inset: 0 0 0 auto;
    width: min(86vw, 300px);
    transform: translateX(105%);
    transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.22s ease;
    box-shadow: var(--czg-shadow-lg);
    border-left: 1px solid var(--czg-border);
    opacity: 1;
    pointer-events: auto;
    padding: 1rem 0.85rem;
  }
  .czg-workspace.is-sidebar-open .czg-sidebar { transform: translateX(0); }
  .czg-workspace.is-sidebar-open .czg-sidebar-overlay {
    display: block;
  }
  .czg-sidebar-close { display: inline-flex; }
  .czg-feature-grid { grid-template-columns: 1fr 1fr; }
  .czg-feature-list,
  .czg-benefit-list { grid-template-columns: 1fr; }
  .czg-steps { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .czg-hero { padding-top: 1.25rem; }
  .czg-hero-chat { width: calc(100% - 0.75rem); }
  .czg-workspace { border-radius: 18px; min-height: 75vh; }
  .czg-feature-grid { grid-template-columns: 1fr; }
  .czg-suggestions { grid-template-columns: 1fr; }
  .czg-composer {
    grid-template-columns: auto minmax(0, 1fr) auto;
    border-radius: 18px;
    align-items: end;
  }
  .czg-composer-tools { order: 0; }
  .czg-send { width: 40px; height: 40px; border-radius: 12px; }
  .czg-messages { padding-inline: 0.85rem; }
  .czg-msg.user { max-width: 92%; }
  .czg-voice-lang { max-width: 5.5rem; }
}

@media (min-width: 1025px) {
  .czg-sidebar-close { display: none; }
}

/* ?? Premium glass / panels / library / settings ?? */
body.czg-product-shell.czg-app-mode {
  background: radial-gradient(1200px 600px at 10% -10%, rgba(37, 99, 235, 0.12), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(37, 99, 235, 0.08), transparent 50%),
    var(--czg-bg);
}
body.czg-product-shell.czg-app-mode .site-nav,
body.czg-product-shell.czg-app-mode .site-footer,
body.czg-product-shell.czg-app-mode .czg-footer {
  display: none !important;
}
body.czg-product-shell.czg-app-mode main {
  padding: 0 !important;
  max-width: none !important;
}

.czg-page.is-app,
.czg-workspace.is-full {
  min-height: 100dvh;
  height: 100dvh;
  border-radius: 0;
  border: 0;
}

.czg-sidebar {
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  background: var(--czg-bg-sidebar);
  border-right: 1px solid var(--czg-border);
}

/* New chat glass styles are defined once near accent panel */

.czg-sidebar-nav {
  display: grid;
  gap: 0.3rem;
  padding: 0.15rem 0 0.35rem;
}
.czg-nav-btn {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  width: 100%;
  text-align: left;
  border: 0;
  background: transparent;
  color: var(--czg-ink);
  border-radius: 12px;
  padding: 0.6rem 0.75rem;
  font-size: 0.9rem;
  font-weight: 550;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
  box-sizing: border-box;
  overflow: visible;
  min-width: 0;
}
.czg-nav-btn svg {
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
}
.czg-nav-btn span {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.czg-nav-btn:hover,
.czg-nav-btn.is-active {
  background: var(--czg-accent-soft);
  color: var(--czg-accent);
}
.czg-nav-btn.is-danger:hover { background: var(--czg-danger-soft); color: var(--czg-danger); }
.czg-nav-primary {
  background: var(--czg-accent);
  color: var(--czg-accent-ink) !important;
  justify-content: center;
}
.czg-nav-primary:hover { background: var(--czg-accent-hover); color: var(--czg-accent-ink) !important; }

.czg-panel { display: none; flex: 0 0 auto; min-height: min-content; flex-direction: column; }
.czg-panel.is-active { display: flex; }
.czg-panel[hidden] { display: none !important; }

.czg-hist-group {
  list-style: none;
  margin: 0.35rem 0 0.15rem;
  padding: 0.35rem 0.85rem 0.15rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--czg-faint);
}
.czg-hist-toolbar {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem 0.15rem;
}
.czg-hist-filter { max-width: none !important; width: 100%; font-size: 0.75rem !important; }
.czg-folder-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  padding: 0.15rem 0.85rem 0.1rem;
  position: relative;
  z-index: 2;
}
.czg-clear-row {
  display: flex;
  align-items: center;
  padding: 0.1rem 0.85rem 0.45rem;
  position: relative;
  z-index: 3;
  flex: 0 0 auto;
}
.czg-folder-row .czg-link-btn,
.czg-clear-row .czg-history-clear,
#czg-history-clear {
  position: relative;
  z-index: 3;
  pointer-events: auto;
  flex: 0 0 auto;
  padding: 0.35rem 0.15rem;
  min-height: 2rem;
  line-height: 1.2;
}
.czg-history-list li.is-archived .czg-hist-open { opacity: 0.72; }
.czg-settings-divider {
  margin-top: 0.5rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--czg-border);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--czg-faint);
}
.czg-msg .katex { font-size: 1.05em; }
.czg-msg table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.75rem 0;
  font-size: 0.9em;
}
.czg-msg th, .czg-msg td {
  border: 1px solid var(--czg-border);
  padding: 0.4rem 0.55rem;
  text-align: left;
}
.czg-msg th { background: var(--czg-bg-soft); }
.czg-history-list li.is-pinned .czg-hist-open::before {
  content: "?? ";
  font-size: 0.75em;
}

.czg-library-tabs {
  display: flex;
  gap: 0.35rem;
  padding: 0.5rem 0.75rem;
}
.czg-lib-tab {
  flex: 1;
  border: 1px solid var(--czg-border);
  background: var(--czg-bg-elev);
  color: var(--czg-muted);
  border-radius: 999px;
  padding: 0.35rem 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}
.czg-lib-tab.is-active {
  background: var(--czg-accent);
  border-color: var(--czg-accent);
  color: var(--czg-accent-ink);
}
.czg-library-list {
  list-style: none;
  margin: 0;
  padding: 0.25rem 0.65rem 1rem;
  overflow: auto;
  flex: 1;
}
.czg-library-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.35rem;
  align-items: center;
  padding: 0.55rem 0.6rem;
  border-radius: 12px;
  border: 1px solid var(--czg-border);
  background: var(--czg-bg-elev);
  margin-bottom: 0.45rem;
}
.czg-lib-meta { min-width: 0; }
.czg-lib-meta strong {
  display: block;
  font-size: 0.82rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.czg-lib-meta span { font-size: 0.72rem; color: var(--czg-muted); }
.czg-lib-actions { display: flex; gap: 0.25rem; }
.czg-panel-hint {
  padding: 0 0.85rem 1rem;
  font-size: 0.75rem;
  color: var(--czg-faint);
}

.czg-settings { padding: 0.5rem 0.85rem 1rem; display: grid; gap: 0.75rem; }
.czg-setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.85rem;
}
.czg-setting-row > span { color: var(--czg-muted); }
.czg-select,
.czg-setting-row input[type="range"] {
  max-width: 55%;
}
.czg-select {
  border: 1px solid var(--czg-border);
  background: var(--czg-bg-elev);
  color: var(--czg-ink);
  border-radius: 10px;
  padding: 0.35rem 0.5rem;
  font-size: 0.82rem;
}
.czg-sidebar-account {
  margin-top: 0;
  padding: 0.55rem 0.15rem 0.35rem;
  border-top: 0;
  display: grid;
  gap: 0.2rem;
}
.czg-sidebar-account.is-guest {
  padding-bottom: 0.55rem;
}
.czg-logout-form { margin: 0; }

.czg-empty-card {
  max-width: 560px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  border-radius: 24px;
  background: var(--czg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--czg-border);
  box-shadow: var(--czg-shadow);
}
.czg-empty h1 {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  margin: 0.35rem 0 0.5rem;
}
.czg-composer.glass-card {
  background: var(--czg-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--czg-border);
  box-shadow: var(--czg-shadow);
}
.czg-attach-preview:not([hidden]) {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
  padding: 0.5rem 0.75rem;
  border-radius: 14px;
  background: var(--czg-bg-elev);
  border: 1px solid var(--czg-border);
}
.czg-attach-preview[hidden],
#czg-attach-preview[hidden],
.czg-live-voice[hidden],
#czg-live-voice[hidden],
.czg-voice-panel[hidden],
#czg-voice-help[hidden],
.czg-drop-overlay[hidden],
#czg-drop-overlay[hidden] {
  display: none !important;
}
.czg-attach-list { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.czg-attach-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  background: var(--czg-accent-soft);
  color: var(--czg-ink);
}
.czg-attach-chip img {
  width: 28px;
  height: 28px;
  object-fit: cover;
  border-radius: 6px;
}
.czg-token-count {
  font-size: 0.72rem;
  color: var(--czg-faint);
  margin-right: 0.5rem;
}
.czg-font-sm { font-size: 0.92rem; }
.czg-font-md { font-size: 1rem; }
.czg-font-lg { font-size: 1.08rem; }

@keyframes czg-fade-up {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.czg-msg { animation: czg-fade-up 0.28s ease; }
.czg-typing span {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin: 0 2px;
  border-radius: 50%;
  background: var(--czg-accent);
  animation: czg-bounce 1s infinite ease-in-out;
}
.czg-typing span:nth-child(2) { animation-delay: 0.15s; }
.czg-typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes czg-bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.45; }
  40% { transform: translateY(-4px); opacity: 1; }
}


/* ============================================================
   FULL-SCREEN AI WORKSPACE — edge-to-edge, no boxed card
   ============================================================ */
html:has(body.czg-app-mode),
body.czg-app-mode,
body.czg-app-body {
  height: 100%;
  height: 100dvh;
  max-height: 100dvh;
  overflow: hidden !important;
  margin: 0;
  padding: 0;
}

body.czg-app-mode,
body.czg-app-body.czg-app-mode {
  display: flex;
  flex-direction: column;
  background: var(--czg-bg) !important;
}

[data-theme="dark"] body.czg-app-mode,
[data-theme="dark"] body.czg-app-body.czg-app-mode {
  background: #050505 !important;
}

body.czg-app-mode .site-nav,
body.czg-app-mode .site-footer,
body.czg-app-mode footer,
body.czg-app-mode .czg-footer,
body.czg-product-shell.czg-app-mode > footer {
  display: none !important;
}

main.czg-app-main,
body.czg-app-mode main {
  flex: 1 1 auto;
  min-height: 0;
  max-height: 100dvh;
  padding: 0 !important;
  margin: 0 !important;
  overflow: hidden !important;
  display: flex;
  flex-direction: column;
}

body.czg-app-mode .czg-page.is-app,
body.czg-app-mode .czg-page.is-app.is-stage,
body.czg-app-mode .czg-page.is-app.is-fullbleed {
  flex: 1 1 auto;
  min-height: 0;
  height: 100%;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0 !important;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--czg-bg) !important;
  box-sizing: border-box;
}

body.czg-app-mode .czg-page.is-app .czg-workspace,
body.czg-app-mode .czg-page.is-app .czg-workspace.is-full,
body.czg-app-mode .czg-page.is-app.is-stage .czg-workspace,
body.czg-app-mode .czg-page.is-app.is-stage .czg-workspace.is-full {
  width: 100% !important;
  max-width: none !important;
  height: 100% !important;
  max-height: none !important;
  min-height: 0 !important;
  flex: 1 1 auto !important;
  margin: 0 !important;
  border-radius: 0 !important;
  border: 0 !important;
  box-shadow: none !important;
  backdrop-filter: blur(20px) saturate(1.2) !important;
  -webkit-backdrop-filter: blur(20px) saturate(1.2) !important;
  background: color-mix(in srgb, var(--czg-bg-elev) 72%, transparent) !important;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 8px var(--czg-sidebar-w, 300px);
  grid-template-rows: 100%;
  overflow: hidden;
  transition: grid-template-columns 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
  grid-template-columns: minmax(0, 1fr) 0px 0fr;
}

[data-theme="dark"] body.czg-app-mode .czg-page.is-app .czg-workspace {
  background: color-mix(in srgb, #0a0a0a 72%, transparent) !important;
}

body.czg-app-mode .czg-page.is-app .czg-main {
  height: 100%;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: transparent;
  border-radius: 0 !important;
}

[data-theme="dark"] body.czg-app-mode .czg-page.is-app .czg-main {
  background: transparent;
}

body.czg-app-mode .czg-page.is-app .czg-sidebar {
  height: 100%;
  min-height: 0;
  /* Grid track owns width — fill the cell, never force a second width that overflows */
  width: 100%;
  min-width: 0;
  max-width: none;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 0.9rem 0.85rem;
  gap: 0.5rem;
  background: color-mix(in srgb, var(--czg-glass) 88%, transparent);
  border-left: 1px solid color-mix(in srgb, var(--czg-border) 80%, transparent);
  border-right: 0;
  border-radius: 0 !important;
  backdrop-filter: blur(22px) saturate(1.25);
  -webkit-backdrop-filter: blur(22px) saturate(1.25);
  box-shadow: -8px 0 32px rgba(15, 23, 42, 0.04);
  box-sizing: border-box;
}

body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed .czg-sidebar {
  opacity: 0;
  pointer-events: none;
  padding-inline: 0;
  border: 0;
}

body.czg-app-mode .czg-page.is-app .czg-panel {
  flex: 1 1 auto;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  display: flex;
  flex-direction: column;
  -webkit-overflow-scrolling: touch;
}

body.czg-app-mode .czg-page.is-app .czg-history-list,
body.czg-app-mode .czg-page.is-app .czg-library-list,
body.czg-app-mode .czg-page.is-app #czg-search-list {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: visible;
  overscroll-behavior: contain;
}

body.czg-app-mode .czg-page.is-app .czg-sidebar-account {
  flex: 0 0 auto;
  margin-top: 0;
  padding: 0.45rem 0.1rem 0.35rem;
  border-top: 0;
  background: transparent;
  gap: 0.15rem;
}

body.czg-app-mode .czg-page.is-app .czg-sidebar-nav,
body.czg-app-mode .czg-page.is-app .czg-sidebar-brand,
body.czg-app-mode .czg-page.is-app .czg-new-chat {
  flex-shrink: 0;
}

body.czg-app-mode .czg-page.is-app .czg-settings {
  padding-bottom: 1.25rem;
  overflow: visible;
}

body.czg-app-mode .czg-page.is-app .czg-topbar {
  flex: 0 0 auto;
  position: relative;
  top: auto;
  z-index: 5;
  background: color-mix(in srgb, var(--czg-bg-elev) 92%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--czg-border);
  padding: 0.75rem 1rem;
}

body.czg-app-mode .czg-page.is-app .czg-sidebar-toggle {
  display: inline-flex !important;
}

body.czg-app-mode .czg-page.is-app .czg-thread {
  flex: 1 1 auto;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

body.czg-app-mode .czg-page.is-app .czg-composer-dock {
  flex: 0 0 auto;
  position: relative !important;
  bottom: auto;
  width: 100%;
  margin: 0;
  padding: 0.75rem 1rem calc(0.85rem + env(safe-area-inset-bottom, 0px));
  background: transparent;
  border-top: 0;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  z-index: 8;
  box-sizing: border-box;
}

body.czg-app-mode .czg-page.is-app .czg-composer {
  width: 100%;
  max-width: min(820px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.45rem;
  align-items: end;
  padding: 0.55rem 0.7rem;
  border-radius: 24px;
  border: 1px solid color-mix(in srgb, var(--czg-border) 85%, rgba(255,255,255,0.5));
  background: color-mix(in srgb, var(--czg-glass-strong) 88%, transparent);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.45) inset,
    0 10px 32px rgba(15, 23, 42, 0.08);
}

body.czg-app-mode .czg-page.is-app .czg-composer textarea {
  width: 100%;
  border: 0;
  resize: none;
  outline: none;
  background: transparent;
  color: var(--czg-ink);
  font: inherit;
  font-size: 0.98rem;
  line-height: 1.45;
  max-height: 160px;
  padding: 0.4rem 0.2rem;
}

body.czg-app-mode .czg-composer-hint { display: none !important; }
body.czg-app-mode .czg-page.is-app .czg-suggestions,
body.czg-app-mode .czg-suggestions {
  display: grid !important;
}

body.czg-app-mode .czg-page.is-app .czg-live-voice {
  width: 100%;
  max-width: min(820px, 100%);
  margin: 0 auto 0.5rem;
}

body.czg-app-mode .czg-page.is-app .czg-empty {
  display: grid;
  place-items: center;
  min-height: 100%;
  padding: 2rem 1rem;
}
body.czg-app-mode .czg-page.is-app .czg-empty[hidden],
.czg-empty[hidden] {
  display: none !important;
}

body.czg-app-mode .czg-page.is-app .czg-empty-card {
  border: 1px solid var(--czg-border);
  background: var(--czg-glass);
  box-shadow: var(--czg-shadow-lg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  text-align: center;
}

body.czg-app-mode .czg-page.is-app .czg-empty-mark {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 750;
  letter-spacing: -0.04em;
  margin-bottom: 0.55rem;
  opacity: 0.92;
}

body.czg-app-mode .czg-page.is-app .czg-empty h1,
body.czg-app-mode .czg-page.is-app .czg-welcome-title {
  margin: 0;
  font-size: clamp(1.35rem, 3.2vw, 1.85rem);
  font-weight: 650;
  color: var(--czg-ink);
  letter-spacing: -0.035em;
  animation: czg-welcome 0.85s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes czg-welcome {
  from { opacity: 0; transform: translateY(14px); filter: blur(4px); }
  to { opacity: 1; transform: translateY(0); filter: blur(0); }
}

body.czg-app-mode .czg-msg.user {
  align-self: flex-end;
  background:
    linear-gradient(145deg,
      color-mix(in srgb, var(--czg-accent) 88%, #ffffff),
      color-mix(in srgb, var(--czg-accent-hover) 92%, #0a0a0a)) !important;
  color: var(--czg-accent-ink) !important;
  border: 1px solid color-mix(in srgb, #ffffff 45%, var(--czg-accent));
  border-radius: 18px 18px 6px 18px;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.35) inset,
    0 10px 28px color-mix(in srgb, var(--czg-accent) 32%, transparent);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  max-width: min(78%, 640px);
}

body.czg-app-mode .czg-msg.assistant {
  align-self: flex-start;
  max-width: min(92%, 760px);
  background: color-mix(in srgb, var(--czg-glass-strong) 88%, transparent);
  border: 1px solid color-mix(in srgb, var(--czg-border) 85%, transparent);
  border-radius: 6px 18px 18px 18px;
  padding: 0.85rem 1rem;
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.05);
}

body.czg-app-mode .czg-send {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--czg-accent) 45%, rgba(255,255,255,0.55));
  display: grid;
  place-items: center;
  cursor: pointer;
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--czg-accent) 72%, transparent), color-mix(in srgb, var(--czg-accent) 42%, transparent));
  color: var(--czg-accent-ink) !important;
  flex-shrink: 0;
  backdrop-filter: blur(14px) saturate(1.25);
  -webkit-backdrop-filter: blur(14px) saturate(1.25);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.35) inset,
    0 8px 22px color-mix(in srgb, var(--czg-accent) 35%, transparent);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}
body.czg-app-mode .czg-send:hover {
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--czg-accent-hover) 80%, transparent), color-mix(in srgb, var(--czg-accent) 50%, transparent));
  transform: translateY(-2px) scale(1.03);
  color: var(--czg-accent-ink) !important;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.4) inset,
    0 14px 30px color-mix(in srgb, var(--czg-accent) 42%, transparent);
}

body.czg-app-mode .czg-msg.user .czg-msg-actions {
  background: color-mix(in srgb, var(--czg-bg-elev) 92%, transparent) !important;
  border: 1px solid var(--czg-border) !important;
}
body.czg-app-mode .czg-msg.user .czg-msg-actions button,
body.czg-app-mode .czg-msg.user .czg-act {
  color: var(--czg-ink) !important;
  background: color-mix(in srgb, var(--czg-glass-strong) 85%, transparent) !important;
  border-color: var(--czg-border) !important;
}
body.czg-app-mode .czg-msg.user .czg-act:hover {
  background: var(--czg-accent-soft) !important;
  color: var(--czg-accent) !important;
  border-color: color-mix(in srgb, var(--czg-accent) 40%, transparent) !important;
}

/* Accent picker */
.czg-accent-panel {
  display: grid;
  gap: 0.65rem;
  padding: 0.15rem 0 0.55rem;
}
.czg-accent-presets {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.4rem;
}
.czg-accent-legend {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.25rem;
  font-size: 0.62rem;
  color: var(--czg-faint);
  text-align: center;
  line-height: 1.2;
}
.czg-accent-swatch {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 999px;
  border: 2px solid rgba(255,255,255,0.55);
  background:
    radial-gradient(circle at 30% 28%, rgba(255,255,255,0.55), transparent 45%),
    var(--swatch);
  cursor: pointer;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.35),
    0 6px 14px color-mix(in srgb, var(--swatch) 35%, transparent);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  backdrop-filter: blur(6px);
}
.czg-new-chat {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  width: 100%;
  border: 1px solid color-mix(in srgb, var(--czg-accent) 35%, var(--czg-border));
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--czg-accent) 78%, transparent), color-mix(in srgb, var(--czg-accent) 45%, transparent));
  color: #fff;
  border-radius: 14px;
  padding: 0.7rem 0.85rem;
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.3) inset,
    0 8px 20px color-mix(in srgb, var(--czg-accent) 28%, transparent);
  transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.czg-new-chat:hover {
  transform: translateY(-1px);
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--czg-accent-hover) 82%, transparent), color-mix(in srgb, var(--czg-accent) 52%, transparent));
  color: #fff;
}
.czg-accent-swatch:hover { transform: scale(1.08); }
.czg-accent-swatch.is-active {
  box-shadow: 0 0 0 2px var(--czg-bg-elev), 0 0 0 4px var(--swatch);
}
.czg-accent-custom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.88rem;
  color: var(--czg-muted);
}
.czg-accent-custom input[type="color"] {
  width: 42px;
  height: 32px;
  border: 1px solid var(--czg-border);
  border-radius: 10px;
  background: transparent;
  padding: 0;
  cursor: pointer;
}

/* Stronger glass surfaces */
body.czg-app-mode,
body.czg-app-body.czg-app-mode {
  background:
    radial-gradient(1100px 640px at 6% -18%, color-mix(in srgb, var(--czg-accent) 28%, transparent), transparent 58%),
    radial-gradient(900px 520px at 92% 8%, color-mix(in srgb, var(--czg-accent) 14%, transparent), transparent 55%),
    radial-gradient(700px 480px at 50% 110%, rgba(148, 163, 184, 0.22), transparent 50%),
    linear-gradient(165deg, #eef2ff 0%, #f8fafc 42%, #e8eef8 100%) !important;
}
[data-theme="dark"] body.czg-app-mode,
[data-theme="dark"] body.czg-app-body.czg-app-mode {
  background:
    radial-gradient(1100px 640px at 6% -18%, color-mix(in srgb, var(--czg-accent) 32%, transparent), transparent 58%),
    radial-gradient(900px 520px at 92% 8%, rgba(255, 255, 255, 0.06), transparent 55%),
    radial-gradient(700px 480px at 50% 110%, rgba(37, 99, 235, 0.12), transparent 50%),
    linear-gradient(165deg, #07070c 0%, #0a0a0f 50%, #050508 100%) !important;
}

body.czg-app-mode .czg-page.is-app .czg-workspace,
body.czg-app-mode .czg-page.is-app .czg-workspace.is-full {
  background: color-mix(in srgb, var(--czg-bg-elev) 55%, transparent) !important;
  backdrop-filter: blur(22px) saturate(1.35) !important;
  -webkit-backdrop-filter: blur(22px) saturate(1.35) !important;
  border: 0 !important;
}

body.czg-app-mode .czg-page.is-app .czg-sidebar {
  background: color-mix(in srgb, var(--czg-glass-strong) 70%, transparent) !important;
  backdrop-filter: blur(28px) saturate(1.4) !important;
  -webkit-backdrop-filter: blur(28px) saturate(1.4) !important;
  border-left: 1px solid color-mix(in srgb, white 55%, var(--czg-border)) !important;
  box-shadow: -12px 0 40px rgba(15, 23, 42, 0.06);
}

body.czg-app-mode .czg-page.is-app .czg-composer {
  background: color-mix(in srgb, var(--czg-glass-strong) 68%, transparent) !important;
  backdrop-filter: blur(20px) saturate(1.35) !important;
  -webkit-backdrop-filter: blur(20px) saturate(1.35) !important;
  border: 1px solid color-mix(in srgb, white 65%, var(--czg-border)) !important;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.55) inset,
    0 12px 36px rgba(15, 23, 42, 0.08) !important;
}

body.czg-app-mode .czg-page.is-app .czg-composer-dock {
  /* Transparent dock — frosted fill + blur create a hard top edge that reads as a divider */
  background: transparent !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  border-top: 0 !important;
  border: 0 !important;
  outline: none !important;
  box-shadow: none !important;
}

body.czg-app-mode .czg-page.is-app .czg-main {
  background: transparent !important;
}

body.czg-app-mode .czg-page.is-app .czg-topbar {
  background: color-mix(in srgb, var(--czg-glass) 75%, transparent) !important;
  backdrop-filter: blur(14px) !important;
  -webkit-backdrop-filter: blur(14px) !important;
}

body.czg-app-mode .czg-msg.assistant {
  background: color-mix(in srgb, var(--czg-glass-strong) 72%, transparent) !important;
  border: 1px solid color-mix(in srgb, white 50%, var(--czg-border)) !important;
  backdrop-filter: blur(18px) saturate(1.3) !important;
  -webkit-backdrop-filter: blur(18px) saturate(1.3) !important;
}

body.czg-app-mode .czg-page.is-app .czg-empty-card {
  background: color-mix(in srgb, var(--czg-glass-strong) 65%, transparent) !important;
  border: 1px solid color-mix(in srgb, white 60%, var(--czg-border)) !important;
  backdrop-filter: blur(20px) saturate(1.3) !important;
  -webkit-backdrop-filter: blur(20px) saturate(1.3) !important;
  box-shadow: 0 16px 48px rgba(15, 23, 42, 0.08) !important;
  border-radius: 24px !important;
  padding: 2rem 1.75rem !important;
}

/* Auth pages keep scrollable glass card */
body.czg-app-mode:has(.auth-shell) {
  overflow: auto !important;
}
body.czg-app-mode:has(.auth-shell) main.czg-app-main {
  overflow: auto !important;
  max-height: none;
}

@media (max-width: 960px) {
  body.czg-app-mode .czg-page.is-app .czg-workspace,
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-full,
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
    grid-template-columns: 1fr !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-sidebar {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(88vw, 320px);
    height: 100dvh;
    max-height: 100dvh;
    transform: translateX(105%);
    transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
    z-index: 50;
    box-shadow: var(--czg-shadow-lg);
    opacity: 1;
    pointer-events: auto;
    padding: 0.85rem 0.75rem;
    border-left: 1px solid var(--czg-border);
  }
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-open .czg-sidebar {
    transform: translateX(0);
  }
  body.czg-app-mode .czg-sidebar-overlay {
    position: fixed;
    inset: 0;
    z-index: 45;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(2px);
  }
  body.czg-app-mode .czg-workspace.is-sidebar-open .czg-sidebar-overlay {
    display: block !important;
  }
}

@media (max-width: 640px) {
  body.czg-app-mode .czg-page.is-app .czg-composer {
    border-radius: 14px;
  }
  body.czg-app-mode .czg-page.is-app .czg-messages {
    padding-inline: 0.75rem;
  }
}

/* RTL interface */
html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace,
html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace.is-full {
  grid-template-columns: var(--czg-sidebar-w) 8px minmax(0, 1fr);
}
html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
  grid-template-columns: 0fr 0px minmax(0, 1fr);
}
html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-sidebar {
  border-left: 0;
  border-right: 1px solid var(--czg-border);
  /* Do NOT use order:-1 — it places main into the 8px resizer track */
  order: 0;
}
@media (max-width: 960px) {
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-sidebar {
    inset: 0 auto 0 0;
    transform: translateX(-105%);
    border-right: 1px solid var(--czg-border);
    border-left: 0;
  }
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-open .czg-sidebar {
    transform: translateX(0);
  }
}

/* ============================================================
   UI polish — accent surfaces, glass, selection, no clipped rail
   ============================================================ */
::selection {
  background: var(--czg-accent-soft-strong, var(--czg-accent-soft));
  color: var(--czg-ink);
}
::-moz-selection {
  background: var(--czg-accent-soft-strong, var(--czg-accent-soft));
  color: var(--czg-ink);
}

.czg a,
.czg-inline-links a,
.czg-article a {
  color: var(--czg-accent);
}
.czg a:hover,
.czg-inline-links a:hover {
  color: var(--czg-accent-hover);
}

.czg-icon-btn:focus-visible,
.czg-nav-btn:focus-visible,
.czg-act:focus-visible,
.czg-send:focus-visible,
.czg-new-chat:focus-visible,
.czg-history-search:focus-visible,
.czg-select:focus-visible,
.czg-msg-edit-input:focus {
  outline: none;
  border-color: var(--czg-accent);
  box-shadow: 0 0 0 3px var(--czg-accent-soft);
}

/* Composer: no blue focus ring / glow above or around the prompt */
.czg-composer:focus-within,
body.czg-app-mode .czg-page.is-app .czg-composer:focus-within,
.czg-composer.glass-card:focus-within {
  outline: none !important;
  border-color: var(--czg-border) !important;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.45) inset,
    var(--czg-shadow, 0 10px 28px rgba(15, 23, 42, 0.08)) !important;
}

.czg-progress,
.czg-typing span,
progress::-webkit-progress-value {
  background: var(--czg-accent);
}
progress::-moz-progress-bar { background: var(--czg-accent); }

.czg-btn,
.czg-btn-primary,
.czg-btn-secondary,
.czg-lib-tab.is-active,
.czg-nav-primary,
.czg-logo-mark {
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.czg-btn-primary {
  background: linear-gradient(145deg, color-mix(in srgb, var(--czg-accent) 88%, transparent), color-mix(in srgb, var(--czg-accent) 58%, transparent));
  color: var(--czg-accent-ink);
  border: 1px solid color-mix(in srgb, var(--czg-accent) 50%, white);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.3) inset, 0 6px 16px color-mix(in srgb, var(--czg-accent) 25%, transparent);
}
.czg-btn-primary:hover {
  background: linear-gradient(145deg, color-mix(in srgb, var(--czg-accent-hover) 90%, transparent), color-mix(in srgb, var(--czg-accent) 62%, transparent));
  color: var(--czg-accent-ink);
}

.czg-btn-ghost:hover,
.czg-btn-secondary:hover,
.czg-link-btn:hover {
  color: var(--czg-accent);
  border-color: color-mix(in srgb, var(--czg-accent) 40%, var(--czg-border));
  background: var(--czg-accent-soft);
}

.czg-live-voice-inner,
.czg-empty-card {
  background: color-mix(in srgb, var(--czg-glass-strong) 90%, transparent);
  border: 1px solid color-mix(in srgb, var(--czg-border) 85%, transparent);
  backdrop-filter: blur(16px) saturate(1.15);
  -webkit-backdrop-filter: blur(16px) saturate(1.15);
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.06);
}
.czg-attach-preview:not([hidden]) {
  background: color-mix(in srgb, var(--czg-glass-strong) 90%, transparent);
  border: 1px solid color-mix(in srgb, var(--czg-border) 85%, transparent);
  backdrop-filter: blur(16px) saturate(1.15);
  -webkit-backdrop-filter: blur(16px) saturate(1.15);
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.06);
}

body.czg-app-mode .czg-page.is-app .czg-nav-btn {
  flex-shrink: 0;
}
body.czg-app-mode .czg-page.is-app .czg-sidebar-nav {
  display: grid;
  gap: 0.2rem;
  padding: 0.1rem 0 0.25rem;
}
body.czg-app-mode .czg-page.is-app .czg-panel.is-active {
  display: flex !important;
  flex: 1 1 auto;
  min-height: 120px;
}
body.czg-app-mode .czg-page.is-app .czg-settings {
  display: grid;
  gap: 0.7rem;
  padding: 0.35rem 0.15rem 1.5rem;
}
body.czg-app-mode .czg-page.is-app .czg-sidebar-account {
  position: relative;
  bottom: auto;
  z-index: 2;
  margin-top: 0;
  padding: 0.45rem 0.1rem 0.4rem;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
body.czg-app-mode .czg-page.is-app .czg-sidebar-account.is-guest {
  padding-bottom: 0.55rem;
}
body.czg-app-mode .czg-page.is-app .czg-sidebar-account .czg-nav-btn {
  min-height: 2.35rem;
}

body.czg-app-mode .czg-send,
.czg-send {
  color: var(--czg-accent-ink) !important;
}
.czg-new-chat,
.czg-nav-primary {
  color: var(--czg-accent-ink) !important;
}

body.czg-app-mode .czg-msg-actions {
  opacity: 1 !important;
  pointer-events: auto !important;
}

@media (max-width: 960px) {
  body.czg-app-mode .czg-page.is-app .czg-sidebar {
    overflow-y: auto;
  }
  body.czg-app-mode .czg-page.is-app .czg-sidebar-account {
    position: relative;
  }
}/* ========== Premium AI workspace redesign ========== */
.czg-workspace { position: relative; isolation: isolate; }
.czg-ambient {
  pointer-events: none;
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background:
    radial-gradient(1200px 700px at 12% -10%, color-mix(in srgb, var(--czg-accent) 22%, transparent), transparent 60%),
    radial-gradient(900px 600px at 88% 8%, color-mix(in srgb, var(--czg-accent) 14%, transparent), transparent 55%),
    radial-gradient(800px 500px at 50% 110%, color-mix(in srgb, var(--czg-accent) 10%, transparent), transparent 50%),
    linear-gradient(160deg, color-mix(in srgb, var(--czg-bg) 88%, #c7d2fe), var(--czg-bg));
}
[data-theme="dark"] .czg-ambient {
  background:
    radial-gradient(1100px 640px at 10% -8%, color-mix(in srgb, var(--czg-accent) 28%, transparent), transparent 58%),
    radial-gradient(900px 560px at 92% 0%, color-mix(in srgb, var(--czg-accent) 18%, transparent), transparent 52%),
    radial-gradient(700px 480px at 40% 120%, color-mix(in srgb, var(--czg-accent) 12%, transparent), transparent 55%),
    linear-gradient(165deg, #070b14, var(--czg-bg));
}
.czg-orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(48px);
  opacity: 0.55;
  animation: czg-float 18s ease-in-out infinite;
}
.czg-orb-a {
  width: 280px; height: 280px; left: 8%; top: 18%;
  background: color-mix(in srgb, var(--czg-accent) 45%, transparent);
}
.czg-orb-b {
  width: 360px; height: 360px; right: 6%; top: 42%;
  background: color-mix(in srgb, var(--czg-accent) 30%, #a78bfa);
  animation-delay: -6s;
}
.czg-orb-c {
  width: 220px; height: 220px; left: 42%; bottom: 8%;
  background: color-mix(in srgb, var(--czg-accent) 25%, #34d399);
  animation-delay: -11s;
}
@keyframes czg-float {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(18px, -22px, 0) scale(1.06); }
}
.czg-main, .czg-sidebar { position: relative; z-index: 1; }

body.czg-app-mode .czg-page.is-app .czg-topbar {
  min-height: 3rem;
  padding: 0.55rem 1rem;
  background: color-mix(in srgb, var(--czg-glass-strong) 70%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--czg-border);
}
body.czg-app-mode .czg-page.is-app .czg-topbar-title {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.35rem;
  min-width: 0;
  flex: 1;
}
body.czg-app-mode .czg-page.is-app .czg-topbar-title strong[hidden],
#czg-chat-title[hidden] { display: none !important; }
.czg-status:empty,
.czg-status[hidden] { display: none !important; }

/* Language glass pills */
.czg-lang-pills {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0.4rem;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  padding: 0.15rem 0.1rem 0.25rem;
  mask-image: linear-gradient(90deg, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, #000 92%, transparent);
}
.czg-lang-pills::-webkit-scrollbar {
  height: 3px;
}
.czg-lang-pills::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--czg-accent) 35%, transparent);
  border-radius: 999px;
}
.czg-lang-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  flex: 0 0 auto;
  padding: 0.38rem 0.72rem;
  border-radius: 999px;
  border: 1px solid var(--czg-glass-border, var(--czg-border));
  background: color-mix(in srgb, var(--czg-glass-strong) 72%, transparent);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  box-shadow: 0 4px 14px color-mix(in srgb, var(--czg-ink) 6%, transparent);
  color: var(--czg-ink);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 0.22s ease, background 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease, color 0.22s ease;
  white-space: nowrap;
}
.czg-lang-pill:hover {
  transform: translateY(-1px) scale(1.03);
  border-color: color-mix(in srgb, var(--czg-accent) 45%, var(--czg-border));
  box-shadow: 0 8px 20px color-mix(in srgb, var(--czg-accent) 18%, transparent);
  background: color-mix(in srgb, var(--czg-glass-strong) 88%, var(--czg-accent) 8%);
}
.czg-lang-pill:active {
  transform: translateY(0) scale(0.98);
}
.czg-lang-pill.is-active {
  border-color: color-mix(in srgb, var(--czg-accent) 65%, transparent);
  background: color-mix(in srgb, var(--czg-accent) 18%, var(--czg-glass-strong));
  color: var(--czg-ink);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--czg-accent) 35%, transparent),
    0 8px 22px color-mix(in srgb, var(--czg-accent) 22%, transparent);
}
.czg-lang-pill.is-active .czg-lang-name {
  color: var(--czg-accent);
}
.czg-lang-flag {
  font-size: 0.95rem;
  line-height: 1;
  filter: drop-shadow(0 1px 1px color-mix(in srgb, var(--czg-ink) 12%, transparent));
}
.czg-lang-name {
  font-family: inherit;
}
@media (min-width: 900px) {
  .czg-lang-pills {
    flex-wrap: wrap;
    overflow-x: visible;
    mask-image: none;
    -webkit-mask-image: none;
    padding-bottom: 0.1rem;
  }
}
@media (max-width: 640px) {
  .czg-lang-pill {
    padding: 0.34rem 0.58rem;
    font-size: 0.72rem;
  }
  body.czg-app-mode .czg-page.is-app .czg-topbar {
    padding: 0.45rem 0.7rem;
  }
}

body.czg-app-mode .czg-page.is-app .czg-empty {
  display: grid;
  place-content: center;
  gap: 1.25rem;
  padding: 1.5rem 1rem 2rem;
  min-height: min(70vh, 640px);
}
body.czg-app-mode .czg-page.is-app .czg-welcome,
.czg-welcome {
  text-align: center;
  max-width: 520px;
  margin: 0 auto;
  padding: 2rem 1.25rem 1.5rem;
  border-radius: 0;
  background: transparent;
  border: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: none;
  animation: czg-fade-up 0.4s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}
.czg-welcome-badge { display: none; }
.czg-welcome-hello {
  margin: 0;
  font-family: var(--czg-font);
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 650;
  letter-spacing: -0.02em;
  color: var(--czg-ink);
  line-height: 1.2;
}
.czg-welcome-title {
  margin: 0 !important;
  font-size: 1.05rem !important;
  font-weight: 500 !important;
  color: var(--czg-muted);
}
.czg-welcome-assist {
  margin: 0;
  font-family: var(--czg-font);
  font-size: 1.05rem;
  font-weight: 450;
  color: var(--czg-muted);
  text-align: center;
  width: 100%;
  display: block;
  line-height: 1.5;
}
.czg-sidebar-seo-foot {
  margin: 0.65rem 0.35rem 0;
  font-size: 0.72rem;
  color: var(--czg-faint);
  line-height: 1.35;
  text-align: center;
}

.czg-suggestions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
  width: min(720px, 100%);
  margin: 0 auto;
  animation: czg-fade-up 0.55s ease 0.05s both;
}
.czg-sug-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.45rem;
  text-align: left;
  padding: 0.95rem 0.95rem 0.85rem;
  border-radius: 16px;
  border: 1px solid var(--czg-border);
  background: color-mix(in srgb, var(--czg-glass-strong) 85%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--czg-ink);
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  box-shadow: var(--czg-shadow);
}
.czg-sug-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--czg-accent) 45%, var(--czg-border));
  box-shadow: 0 10px 28px color-mix(in srgb, var(--czg-accent) 18%, transparent);
}
.czg-sug-icon {
  display: inline-grid;
  place-items: center;
  width: 1.85rem;
  height: 1.85rem;
  border-radius: 10px;
  background: var(--czg-accent-soft);
  color: var(--czg-accent);
  font-size: 0.85rem;
  font-weight: 700;
}
.czg-sug-label { font-size: 0.9rem; font-weight: 600; letter-spacing: -0.01em; }

body.czg-app-mode .czg-page.is-app .czg-sidebar {
  background: color-mix(in srgb, var(--czg-glass-strong) 88%, transparent) !important;
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border-left: 1px solid var(--czg-border);
  gap: 0.55rem;
  padding: 0.85rem 0.75rem 0.65rem;
}
body.czg-app-mode .czg-page.is-app .czg-sidebar-nav {
  display: grid;
  gap: 0.28rem;
  padding: 0.15rem 0;
}
body.czg-app-mode .czg-page.is-app .czg-nav-btn {
  min-height: 2.45rem;
  border-radius: 12px;
  padding: 0.55rem 0.7rem;
  gap: 0.65rem;
}
body.czg-app-mode .czg-page.is-app .czg-nav-btn.is-active,
body.czg-app-mode .czg-page.is-app .czg-nav-btn:hover {
  background: var(--czg-accent-soft);
  color: var(--czg-ink);
}
body.czg-app-mode .czg-page.is-app .czg-nav-btn.is-active svg,
body.czg-app-mode .czg-page.is-app .czg-nav-btn:hover svg {
  color: var(--czg-accent);
}
body.czg-app-mode .czg-page.is-app .czg-new-chat {
  border-radius: 14px;
  min-height: 2.65rem;
  box-shadow: 0 8px 22px color-mix(in srgb, var(--czg-accent) 28%, transparent);
}

.czg-history-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.2rem 0.15rem;
  align-items: start;
  padding: 0.35rem;
  border-radius: 14px;
  border: 1px solid transparent;
  background: transparent;
}
.czg-history-list li.is-active {
  background: var(--czg-accent-soft);
  border-color: color-mix(in srgb, var(--czg-accent) 25%, transparent);
}
.czg-hist-open {
  display: grid;
  grid-template-columns: 2.35rem 1fr auto;
  gap: 0.55rem;
  align-items: start;
  width: 100%;
  text-align: left;
  padding: 0.35rem;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  border-radius: 12px;
}
.czg-hist-avatar {
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--czg-accent);
  background: var(--czg-accent-soft);
  overflow: hidden;
  flex: 0 0 auto;
}
.czg-hist-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.czg-hist-body {
  display: grid;
  gap: 0.12rem;
  min-width: 0;
}
.czg-hist-title {
  font-size: 0.86rem;
  font-weight: 650;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.czg-hist-preview {
  font-size: 0.75rem;
  color: var(--czg-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.czg-hist-time {
  font-size: 0.68rem;
  color: var(--czg-faint);
}
.czg-hist-file {
  font-size: 0.95rem;
  opacity: 0.85;
  margin-top: 0.2rem;
}
.czg-history-list li .czg-hist-action {
  opacity: 0.55;
}
.czg-history-list li:hover .czg-hist-action { opacity: 1; }

body.czg-app-mode .czg-page.is-app .czg-msg.user,
body.czg-app-mode .czg-page.is-app .czg-msg.assistant {
  border-radius: 18px;
  padding: 0.95rem 1.05rem;
  background: var(--czg-glass);
  border: 1px solid var(--czg-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--czg-shadow);
}
body.czg-app-mode .czg-page.is-app .czg-msg.user {
  background: color-mix(in srgb, var(--czg-accent-soft) 70%, var(--czg-glass));
}
body.czg-app-mode .czg-page.is-app .czg-msg.assistant {
  background: color-mix(in srgb, var(--czg-glass-strong) 92%, transparent);
}
.czg-msg-upload-thumb {
  margin-top: 0.65rem;
  max-width: min(240px, 100%);
  border-radius: 14px;
  display: block;
  border: 1px solid var(--czg-border);
}
.czg-msg-files { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.55rem; }
.czg-msg-file-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  background: var(--czg-accent-soft);
  border: 1px solid var(--czg-border);
}

body.czg-app-mode .czg-page.is-app .czg-composer-dock {
  padding: 0.75rem 1rem 1rem;
}
body.czg-app-mode .czg-page.is-app .czg-composer {
  border-radius: 22px !important;
  background: color-mix(in srgb, var(--czg-glass-strong) 90%, transparent) !important;
  backdrop-filter: blur(18px) !important;
  -webkit-backdrop-filter: blur(18px) !important;
  border: 1px solid var(--czg-border) !important;
  box-shadow: var(--czg-shadow-lg) !important;
}
body.czg-app-mode .czg-page.is-app .czg-send {
  background: linear-gradient(135deg, var(--czg-accent), var(--czg-accent-hover)) !important;
  border-radius: 14px;
  box-shadow: 0 8px 18px color-mix(in srgb, var(--czg-accent) 35%, transparent);
}

.czg-attach-preview:not([hidden]) {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin-bottom: 0.55rem;
}
.czg-attach-preview[hidden],
#czg-attach-preview[hidden] {
  display: none !important;
  border: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  box-shadow: none !important;
}
.czg-attach-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  flex: 1;
}
.czg-attach-chip {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.45rem;
  align-items: center;
  min-width: min(220px, 100%);
  padding: 0.4rem 0.5rem;
  border-radius: 14px;
  border: 1px solid var(--czg-border);
  background: var(--czg-glass);
  backdrop-filter: blur(10px);
}
.czg-attach-chip.is-error { border-color: color-mix(in srgb, var(--czg-danger) 45%, var(--czg-border)); }
.czg-attach-thumb {
  width: 2.4rem; height: 2.4rem; border-radius: 10px; object-fit: cover;
}
.czg-attach-file-ico {
  width: 2.4rem; height: 2.4rem; display: grid; place-items: center;
  border-radius: 10px; background: var(--czg-accent-soft);
}
.czg-attach-meta { display: grid; gap: 0.1rem; min-width: 0; }
.czg-attach-meta strong {
  font-size: 0.78rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.czg-attach-meta em { font-style: normal; font-size: 0.68rem; color: var(--czg-muted); }
.czg-attach-progress {
  display: block; height: 3px; border-radius: 999px; overflow: hidden;
  background: color-mix(in srgb, var(--czg-muted) 20%, transparent); margin-top: 0.2rem;
}
.czg-attach-progress i {
  display: block; height: 100%; background: var(--czg-accent); border-radius: inherit;
}
.czg-attach-err { color: var(--czg-danger); font-size: 0.68rem; }
.czg-attach-actions { display: inline-flex; gap: 0.15rem; }
.czg-attach-remove, .czg-attach-retry {
  border: 0; background: transparent; color: var(--czg-muted); cursor: pointer;
  width: 1.5rem; height: 1.5rem; border-radius: 8px;
}
.czg-attach-remove:hover, .czg-attach-retry:hover {
  background: var(--czg-accent-soft); color: var(--czg-accent);
}

@media (max-width: 720px) {
  .czg-suggestions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .czg-welcome { padding: 1.35rem 1.1rem; border-radius: 22px; }
}
@media (max-width: 420px) {
  .czg-suggestions { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .czg-orb, .czg-sug-card, .czg-welcome { animation: none !important; }
}
/* ========== Resizable sidebar + scroll isolation ========== */
:root, [data-theme="light"] { --czg-sidebar-w: 300px; }

.czg-sidebar-resizer {
  position: relative;
  z-index: 6;
  width: 6px;
  margin-inline: -3px;
  cursor: col-resize;
  flex: 0 0 6px;
  align-self: stretch;
  touch-action: none;
  background: transparent;
  transition: background 0.15s ease;
}
.czg-sidebar-resizer::after {
  content: "";
  position: absolute;
  inset: 12% 2px;
  border-radius: 999px;
  background: transparent;
  transition: background 0.15s ease, box-shadow 0.15s ease;
}
.czg-sidebar-resizer:hover::after,
.czg-sidebar-resizer:focus-visible::after,
body.czg-is-resizing .czg-sidebar-resizer::after {
  background: color-mix(in srgb, var(--czg-accent) 70%, transparent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--czg-accent) 35%, transparent);
}
body.czg-is-resizing,
body.czg-is-resizing * { cursor: col-resize !important; user-select: none !important; }

body.czg-app-mode .czg-page.is-app .czg-workspace:not(.is-sidebar-collapsed) {
  grid-template-columns: minmax(0, 1fr) 8px var(--czg-sidebar-w, 320px) !important;
  transition: grid-template-columns 0.22s cubic-bezier(0.22, 1, 0.36, 1);
}
body.czg-app-mode .czg-page.is-app .czg-workspace.is-resizing {
  transition: none !important;
}
body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
  grid-template-columns: minmax(0, 1fr) 0px 0fr !important;
}
body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed .czg-sidebar-resizer {
  display: none;
}

html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace {
  grid-template-columns: var(--czg-sidebar-w) 6px minmax(0, 1fr) !important;
}
html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
  grid-template-columns: 0fr 0px minmax(0, 1fr) !important;
}

/* Independent scrolls */
body.czg-app-mode .czg-page.is-app .czg-main {
  overflow: hidden !important;
  min-height: 0;
}
body.czg-app-mode .czg-page.is-app .czg-thread {
  overflow-y: auto !important;
  overflow-x: hidden !important;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  min-height: 0;
}
body.czg-app-mode .czg-page.is-app .czg-sidebar {
  overflow-x: hidden !important;
  overflow-y: auto !important;
  display: flex !important;
  flex-direction: column !important;
  min-width: 0;
  width: 100%;
}
body.czg-app-mode .czg-page.is-app .czg-sidebar-brand,
body.czg-app-mode .czg-page.is-app .czg-new-chat,
body.czg-app-mode .czg-page.is-app .czg-sidebar-nav,
body.czg-app-mode .czg-page.is-app .czg-sidebar-account,
body.czg-app-mode .czg-page.is-app .czg-sidebar-footer {
  flex: 0 0 auto;
}
body.czg-app-mode .czg-page.is-app .czg-panel {
  flex: 0 0 auto;
  flex-shrink: 0;
  min-height: min-content;
  overflow-x: hidden;
  overflow-y: visible;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}
body.czg-app-mode .czg-page.is-app .czg-panel[hidden] {
  display: none !important;
}
body.czg-app-mode .czg-page.is-app .czg-sidebar-account {
  position: relative;
  bottom: auto;
  z-index: 2;
}

.czg-msg-stream {
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.65;
}

@media (max-width: 960px) {
  .czg-sidebar-resizer { display: none !important; }
  body.czg-app-mode .czg-page.is-app .czg-workspace,
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed,
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace,
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
    grid-template-columns: minmax(0, 1fr) !important;
  }
}

/* ========== Production polish: sidebar, history, chat, welcome ========== */

/* Sidebar: never clip content; solid width track */
body.czg-app-mode .czg-page.is-app .czg-workspace:not(.is-sidebar-collapsed) {
  grid-template-columns: minmax(0, 1fr) 8px var(--czg-sidebar-w, 320px) !important;
  overflow: hidden;
}
body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
  grid-template-columns: minmax(0, 1fr) 0px 0fr !important;
}
body.czg-app-mode .czg-page.is-app .czg-sidebar {
  width: 100% !important;
  max-width: 100% !important;
  min-width: 0 !important;
  overflow: hidden !important;
  padding: 0.85rem 0.75rem !important;
  box-sizing: border-box;
  visibility: visible;
  opacity: 1;
}
body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed .czg-sidebar {
  opacity: 0 !important;
  visibility: hidden;
  pointer-events: none;
}
.czg-sidebar-resizer {
  width: 8px !important;
  margin-inline: 0 !important;
  cursor: col-resize !important;
  background: transparent;
}
.czg-sidebar-brand,
.czg-new-chat,
.czg-sidebar-nav,
.czg-panel {
  max-width: 100%;
  box-sizing: border-box;
}
.czg-logo-text,
.czg-nav-btn span,
.czg-new-chat span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.czg-nav-btn {
  min-width: 0;
  overflow: hidden;
}
.czg-sidebar-nav {
  display: grid;
  gap: 0.3rem;
}

/* History rows: open full-width, actions in one cluster */
.czg-history-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.czg-history-list li:not(.czg-hist-group) {
  display: flex !important;
  flex-direction: column !important;
  gap: 0.25rem !important;
  padding: 0.4rem !important;
  border-radius: 14px !important;
  border: 1px solid transparent;
  background: color-mix(in srgb, var(--czg-glass) 55%, transparent);
  transition: background 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.czg-history-list li:not(.czg-hist-group):hover {
  border-color: color-mix(in srgb, var(--czg-accent) 22%, var(--czg-border));
  background: color-mix(in srgb, var(--czg-glass-strong) 80%, transparent);
  box-shadow: 0 6px 18px color-mix(in srgb, var(--czg-ink) 5%, transparent);
}
.czg-history-list li.is-active {
  background: var(--czg-accent-soft) !important;
  border-color: color-mix(in srgb, var(--czg-accent) 30%, transparent) !important;
}
.czg-hist-open {
  display: grid !important;
  grid-template-columns: 2.4rem minmax(0, 1fr) auto !important;
  gap: 0.55rem !important;
  width: 100% !important;
  white-space: normal !important;
  align-items: start !important;
}
.czg-hist-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.15rem;
  padding-inline: 0.2rem 0.1rem;
}
.czg-hist-action {
  width: 1.75rem;
  height: 1.75rem;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--czg-muted);
  cursor: pointer;
  display: inline-grid;
  place-items: center;
  font-size: 0.85rem;
  opacity: 0.7;
  transition: background 0.15s ease, color 0.15s ease, opacity 0.15s ease;
}
.czg-history-list li:hover .czg-hist-action,
.czg-hist-action:focus-visible {
  opacity: 1;
  background: var(--czg-accent-soft);
  color: var(--czg-accent);
}
.czg-hist-action.is-danger:hover {
  color: var(--czg-danger, #dc2626);
  background: color-mix(in srgb, var(--czg-danger, #dc2626) 12%, transparent);
}

.czg-welcome-hello {
  margin: 0 !important;
  font-size: clamp(1.55rem, 3.4vw, 2.05rem) !important;
  font-weight: 750 !important;
  letter-spacing: -0.035em;
  line-height: 1.15;
}
.czg-welcome-assist {
  margin: 0.65rem 0 0 !important;
  font-size: 1.05rem !important;
  font-weight: 550 !important;
  color: var(--czg-muted) !important;
  text-align: center !important;
  width: 100% !important;
  display: block !important;
  margin-left: auto !important;
  margin-right: auto !important;
}

/* Suggestion cards: 3x2 desktop, wrap cleanly */
.czg-suggestions {
  display: grid !important;
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  gap: 0.7rem !important;
  width: min(680px, 100%) !important;
  margin: 0.25rem auto 0 !important;
}
.czg-sug-card {
  min-height: 4.5rem;
  justify-content: center;
  align-items: flex-start;
}
.czg-sug-label {
  font-weight: 650;
  font-size: 0.92rem;
}
@media (max-width: 720px) {
  .czg-suggestions { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
}
@media (max-width: 420px) {
  .czg-suggestions { grid-template-columns: 1fr !important; }
}

/* Language pills: no fade clip */
.czg-lang-pills {
  mask-image: none !important;
  -webkit-mask-image: none !important;
}

/* ChatGPT-like messages */
body.czg-app-mode .czg-page.is-app .czg-messages {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.1rem 1.15rem 1.5rem;
  max-width: min(var(--czg-chat-max, 820px), 100%);
  margin-inline: auto;
  width: 100%;
}
body.czg-app-mode .czg-page.is-app .czg-msg.user {
  align-self: flex-end;
  max-width: min(78%, 640px);
  border-radius: 20px 20px 6px 20px !important;
  background: linear-gradient(145deg,
    color-mix(in srgb, var(--czg-accent) 86%, #fff),
    color-mix(in srgb, var(--czg-accent-hover) 90%, #111)) !important;
  color: var(--czg-accent-ink, #fff) !important;
  border: 1px solid color-mix(in srgb, #fff 40%, var(--czg-accent)) !important;
  box-shadow: 0 10px 28px color-mix(in srgb, var(--czg-accent) 28%, transparent) !important;
  backdrop-filter: blur(14px) !important;
}
body.czg-app-mode .czg-page.is-app .czg-msg.assistant {
  align-self: stretch;
  max-width: 100%;
  border-radius: 18px !important;
  padding: 1rem 1.1rem 0.75rem !important;
  background: color-mix(in srgb, var(--czg-glass-strong) 88%, transparent) !important;
  border: 1px solid var(--czg-border) !important;
  backdrop-filter: blur(16px) saturate(1.25) !important;
  -webkit-backdrop-filter: blur(16px) saturate(1.25) !important;
  box-shadow: var(--czg-shadow) !important;
}
body.czg-app-mode .czg-msg-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem;
  margin-top: 0.55rem;
  opacity: 1 !important;
}
.czg-act {
  width: 2rem;
  min-width: 2rem;
  height: 2rem;
  padding: 0;
  border-radius: 10px;
  border: 0;
  background: transparent;
  color: var(--czg-muted);
  cursor: pointer;
  display: inline-grid;
  place-items: center;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.czg-act:hover,
.czg-act.is-active {
  background: var(--czg-accent-soft);
  color: var(--czg-accent);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--czg-accent) 18%, transparent);
}
.czg-act-edit {
  width: 2rem;
  min-width: 2rem;
  padding: 0;
}

/* Code blocks */
.czg-code-wrap {
  position: relative;
  margin: 0.75rem 0 1rem;
  border-radius: 14px;
  border: 1px solid var(--czg-border);
  background: color-mix(in srgb, var(--czg-bg-soft) 92%, #0b1220);
  overflow: hidden;
  box-shadow: inset 0 1px 0 color-mix(in srgb, #fff 8%, transparent);
}
.czg-code-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.4rem 0.65rem;
  background: color-mix(in srgb, var(--czg-glass) 70%, transparent);
  border-bottom: 1px solid var(--czg-border);
}
.czg-code-lang {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--czg-muted);
  font-weight: 650;
}
.czg-code-copy {
  border: 0;
  background: color-mix(in srgb, var(--czg-accent-soft) 80%, transparent);
  color: var(--czg-accent);
  border-radius: 8px;
  padding: 0.25rem 0.55rem;
  font-size: 0.72rem;
  font-weight: 650;
  cursor: pointer;
}
.czg-code-copy:hover { filter: brightness(1.05); }
.czg-code-wrap pre {
  margin: 0 !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  padding: 0.9rem 1rem !important;
  overflow-x: auto;
}

/* Streaming cursor + thinking */
.czg-msg-stream.is-streaming::after {
  content: "";
  display: inline-block;
  width: 0.45em;
  height: 1.05em;
  margin-left: 2px;
  vertical-align: text-bottom;
  background: var(--czg-accent);
  border-radius: 1px;
  animation: czg-caret 0.9s steps(1) infinite;
}
@keyframes czg-caret {
  0%, 45% { opacity: 1; }
  50%, 100% { opacity: 0; }
}
.czg-typing {
  display: inline-flex !important;
  align-items: center;
  gap: 0;
  padding: 0.75rem 1rem;
  border-radius: 16px;
  background: var(--czg-glass);
  border: 1px solid var(--czg-border);
  backdrop-filter: blur(12px);
  width: fit-content;
}
.czg-typing-dots {
  display: inline-flex;
  gap: 0.28rem;
}
.czg-typing-dots span {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--czg-accent);
  animation: czg-bounce 1s ease-in-out infinite;
}
.czg-typing-dots span:nth-child(2) { animation-delay: 0.15s; }
.czg-typing-dots span:nth-child(3) { animation-delay: 0.3s; }
@keyframes czg-bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.45; }
  40% { transform: translateY(-4px); opacity: 1; }
}

/* Composer: fixed dock, glass, never jumps */
body.czg-app-mode .czg-page.is-app .czg-main {
  display: grid !important;
  grid-template-rows: auto minmax(0, 1fr) auto !important;
  min-height: 0;
}
body.czg-app-mode .czg-page.is-app .czg-composer-dock {
  position: sticky;
  bottom: 0;
  z-index: 8;
  flex: 0 0 auto;
}
body.czg-app-mode .czg-page.is-app .czg-composer {
  display: grid !important;
  grid-template-columns: auto minmax(0, 1fr) auto !important;
  align-items: end;
  gap: 0.45rem;
  padding: 0.55rem 0.6rem !important;
}
body.czg-app-mode .czg-page.is-app .czg-composer textarea {
  max-height: 180px;
  min-height: 44px;
  resize: none;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  line-height: 1.45;
  padding: 0.55rem 0.35rem;
}
body.czg-app-mode .czg-page.is-app .czg-composer-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem;
  max-width: 11.5rem;
}
@media (max-width: 640px) {
  body.czg-app-mode .czg-page.is-app .czg-composer {
    grid-template-columns: minmax(0, 1fr) auto !important;
    grid-template-rows: auto auto;
  }
  body.czg-app-mode .czg-page.is-app .czg-composer-tools {
    grid-column: 1 / -1;
    max-width: none;
  }
  .czg-voice-lang-wrap { display: none; }
}

/* Thread overflow: allow horizontal for tables/code inside messages */
body.czg-app-mode .czg-page.is-app .czg-thread {
  overflow-x: hidden !important;
}
body.czg-app-mode .czg-page.is-app .czg-msg.assistant {
  overflow-x: auto;
}

/* Mobile sidebar drawer polish */
@media (max-width: 960px) {
  .czg-sidebar-resizer { display: none !important; }
  body.czg-app-mode .czg-page.is-app .czg-workspace,
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
    grid-template-columns: minmax(0, 1fr) !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-sidebar {
    position: fixed !important;
    inset: 0 0 0 auto !important;
    width: min(92vw, 340px) !important;
    height: 100dvh !important;
    max-height: 100dvh !important;
    transform: translateX(105%);
    z-index: 60 !important;
    box-shadow: var(--czg-shadow-lg);
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-open .czg-sidebar {
    transform: translateX(0) !important;
  }
  body.czg-app-mode .czg-sidebar-close { display: inline-flex !important; }
}

@media (prefers-reduced-motion: reduce) {
  .czg-msg-stream.is-streaming::after,
  .czg-typing-dots span { animation: none !important; }
}

html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace {
  grid-template-columns: var(--czg-sidebar-w, 300px) 8px minmax(0, 1fr) !important;
}
html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
  grid-template-columns: 0fr 0px minmax(0, 1fr) !important;
}
@media (max-width: 960px) {
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-sidebar {
    inset: 0 auto 0 0 !important;
    transform: translateX(-105%);
  }
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-open .czg-sidebar {
    transform: translateX(0) !important;
  }
}

/* ========== FINAL SIDEBAR FIX (wins over prior conflicts) ========== */
:root { --czg-sidebar-w: 320px; }

body.czg-app-mode .czg-page.is-app .czg-workspace:not(.is-sidebar-collapsed) {
  grid-template-columns: minmax(0, 1fr) 8px var(--czg-sidebar-w, 320px) !important;
}

body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
  grid-template-columns: minmax(0, 1fr) 0px 0fr !important;
}

/*
 * Critical: do NOT set width/min-width to --czg-sidebar-w on the aside itself.
 * The grid track owns the width. Filling 100% with min-width:0 prevents
 * content min-size from overflowing and clipping menu icons/labels.
 */
body.czg-app-mode .czg-page.is-app .czg-sidebar {
  width: 100% !important;
  min-width: 0 !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
  overflow-x: hidden !important;
  overflow-y: hidden !important;
  padding: 0.95rem 0.85rem 0.75rem !important;
  gap: 0.55rem !important;
  display: flex !important;
  flex-direction: column !important;
  opacity: 1 !important;
  visibility: visible !important;
  background: color-mix(in srgb, var(--czg-glass-strong) 78%, transparent) !important;
  backdrop-filter: blur(28px) saturate(1.35) !important;
  -webkit-backdrop-filter: blur(28px) saturate(1.35) !important;
  border-left: 1px solid color-mix(in srgb, white 50%, var(--czg-border)) !important;
}

body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed .czg-sidebar {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  min-width: 0 !important;
  width: 0 !important;
  max-width: 0 !important;
  padding: 0 !important;
  border: 0 !important;
}

body.czg-app-mode .czg-page.is-app .czg-sidebar > * {
  max-width: 100% !important;
  min-width: 0 !important;
  box-sizing: border-box !important;
}

body.czg-app-mode .czg-page.is-app .czg-sidebar-brand,
body.czg-app-mode .czg-page.is-app .czg-new-chat,
body.czg-app-mode .czg-page.is-app .czg-sidebar-nav,
body.czg-app-mode .czg-page.is-app .czg-sidebar-account {
  flex: 0 0 auto !important;
  width: 100% !important;
  overflow: visible !important;
}

body.czg-app-mode .czg-page.is-app .czg-logo {
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}

body.czg-app-mode .czg-page.is-app .czg-nav-btn {
  display: flex !important;
  align-items: center !important;
  overflow: visible !important;
  width: 100% !important;
  min-width: 0 !important;
  min-height: 2.55rem !important;
  padding: 0.65rem 0.8rem !important;
  gap: 0.7rem !important;
  border-radius: 12px !important;
  box-sizing: border-box !important;
  transition: background 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease !important;
}
body.czg-app-mode .czg-page.is-app .czg-nav-btn svg {
  flex: 0 0 16px !important;
  width: 16px !important;
  height: 16px !important;
  overflow: visible !important;
}
body.czg-app-mode .czg-page.is-app .czg-nav-btn span {
  flex: 1 1 auto !important;
  min-width: 0 !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
body.czg-app-mode .czg-page.is-app .czg-nav-btn:hover {
  transform: translateX(-2px);
  background: var(--czg-accent-soft) !important;
}
body.czg-app-mode .czg-page.is-app .czg-nav-btn.is-active {
  background: var(--czg-accent-soft) !important;
  box-shadow: inset 3px 0 0 var(--czg-accent);
  font-weight: 650;
}

body.czg-app-mode .czg-page.is-app .czg-new-chat {
  min-height: 2.7rem !important;
  border-radius: 14px !important;
  overflow: visible !important;
}

body.czg-app-mode .czg-page.is-app .czg-panel.is-active,
body.czg-app-mode .czg-page.is-app .czg-panel:not([hidden]) {
  flex: 0 0 auto !important;
  flex-shrink: 0 !important;
  min-height: min-content !important;
  width: 100% !important;
  overflow-x: hidden !important;
  overflow-y: visible !important;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

body.czg-app-mode .czg-page.is-app .czg-history-search {
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
  border-radius: 12px !important;
  padding: 0.6rem 0.8rem !important;
  background: color-mix(in srgb, var(--czg-glass-strong) 90%, transparent) !important;
  border: 1px solid var(--czg-border) !important;
}

body.czg-app-mode .czg-page.is-app .czg-hist-toolbar {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) !important;
  gap: 0.4rem !important;
  width: 100% !important;
  max-width: 100% !important;
}
body.czg-app-mode .czg-page.is-app .czg-hist-filter,
body.czg-app-mode .czg-page.is-app .czg-select {
  max-width: 100% !important;
  width: 100% !important;
  min-width: 0 !important;
  box-sizing: border-box !important;
}

/* History cards */
body.czg-app-mode .czg-page.is-app .czg-history-list {
  width: 100% !important;
  max-width: 100% !important;
  overflow-x: hidden !important;
}
body.czg-app-mode .czg-page.is-app .czg-history-list li:not(.czg-hist-group) {
  display: flex !important;
  flex-direction: column !important;
  gap: 0.3rem !important;
  padding: 0.5rem !important;
  border-radius: 14px !important;
  background: color-mix(in srgb, var(--czg-glass) 60%, transparent);
  border: 1px solid transparent;
  max-width: 100% !important;
  box-sizing: border-box !important;
}
body.czg-app-mode .czg-page.is-app .czg-history-list li:not(.czg-hist-group):hover {
  border-color: color-mix(in srgb, var(--czg-accent) 28%, var(--czg-border));
  background: color-mix(in srgb, var(--czg-glass-strong) 85%, transparent);
}
body.czg-app-mode .czg-page.is-app .czg-hist-open {
  display: grid !important;
  grid-template-columns: 2.5rem minmax(0, 1fr) auto !important;
  gap: 0.55rem !important;
  width: 100% !important;
  max-width: 100% !important;
  overflow: hidden !important;
  white-space: normal !important;
  text-overflow: clip !important;
  box-sizing: border-box !important;
}
body.czg-app-mode .czg-page.is-app .czg-hist-avatar {
  width: 2.5rem !important;
  height: 2.5rem !important;
  border-radius: 12px !important;
  overflow: hidden !important;
}
body.czg-app-mode .czg-page.is-app .czg-hist-body {
  min-width: 0 !important;
  overflow: hidden !important;
}
body.czg-app-mode .czg-page.is-app .czg-hist-actions {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 0.15rem !important;
  width: 100%;
  justify-content: flex-end;
  opacity: 0.75;
}
body.czg-app-mode .czg-page.is-app .czg-history-list li:hover .czg-hist-actions,
body.czg-app-mode .czg-page.is-app .czg-history-list li.is-active .czg-hist-actions {
  opacity: 1;
}
body.czg-app-mode .czg-page.is-app .czg-hist-action {
  width: 1.85rem !important;
  height: 1.85rem !important;
  border-radius: 9px !important;
  overflow: visible !important;
}

.czg-sidebar-resizer {
  width: 8px !important;
  min-width: 8px !important;
  margin: 0 !important;
  cursor: col-resize !important;
  z-index: 8;
}

/* Chat area: tables + markdown spacing */
body.czg-app-mode .czg-page.is-app .czg-msg.assistant table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--czg-border);
}
body.czg-app-mode .czg-page.is-app .czg-msg.assistant th,
body.czg-app-mode .czg-page.is-app .czg-msg.assistant td {
  padding: 0.55rem 0.75rem;
  white-space: nowrap;
}
body.czg-app-mode .czg-page.is-app .czg-msg.assistant pre,
body.czg-app-mode .czg-page.is-app .czg-code-wrap {
  max-width: 100%;
}
body.czg-app-mode .czg-page.is-app .czg-messages {
  gap: 1.15rem !important;
  padding: 1.25rem 1.2rem 1.75rem !important;
}
body.czg-app-mode .czg-page.is-app .czg-msg.assistant :where(p, ul, ol) {
  margin-bottom: 0.85rem;
  line-height: 1.7;
}

@media (max-width: 960px) {
  body.czg-app-mode .czg-page.is-app .czg-workspace,
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
    grid-template-columns: minmax(0, 1fr) !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-sidebar {
    width: min(92vw, 340px) !important;
    min-width: min(92vw, 340px) !important;
    max-width: min(92vw, 340px) !important;
    position: fixed !important;
    inset: 0 0 0 auto !important;
    height: 100dvh !important;
    z-index: 60 !important;
    transform: translateX(105%);
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-open .czg-sidebar {
    transform: translateX(0) !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed .czg-sidebar {
    /* Mobile uses drawer, not zero-width collapse */
    width: min(92vw, 340px) !important;
    min-width: min(92vw, 340px) !important;
    max-width: min(92vw, 340px) !important;
    opacity: 1 !important;
    visibility: visible !important;
  }
  .czg-sidebar-resizer { display: none !important; }
  body.czg-app-mode .czg-sidebar-close { display: inline-flex !important; }
}
.czg-hist-action.is-fav { color: var(--czg-accent) !important; opacity: 1 !important; }

/* ========== LAYOUT RESTORE: visible right sidebar + no lang bar ========== */
:root, [data-theme="light"], [data-theme="dark"] {
  --czg-sidebar-w: 320px;
}

.czg-lang-pills,
.czg-lang-pill {
  display: none !important;
  height: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  overflow: hidden !important;
}

body.czg-app-mode .czg-page.is-app .czg-topbar {
  min-height: 3rem !important;
  padding: 0.55rem 1rem !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}
body.czg-app-mode .czg-page.is-app .czg-topbar-title {
  flex-direction: row !important;
  align-items: center !important;
  gap: 0.5rem !important;
  flex-wrap: wrap;
}

/* Support email — top-left, not a button */
.czg-support-email {
  margin: 0;
  display: inline-flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem;
  font-size: 0.875rem;
  line-height: 1.35;
  color: var(--czg-muted);
  max-width: 100%;
}
.czg-support-label {
  font-weight: 650;
  color: var(--czg-ink);
  letter-spacing: -0.01em;
}
.czg-support-address {
  color: var(--czg-muted);
  text-decoration: none;
  font-weight: 500;
  word-break: break-word;
}
.czg-support-address:hover {
  color: var(--czg-accent);
  text-decoration: underline;
}

/* Header stays static: never show chat title / status in the topbar */
body.czg-app-mode .czg-page.is-app .czg-topbar #czg-chat-title,
body.czg-app-mode .czg-page.is-app .czg-topbar #czg-status,
body.czg-app-mode .czg-page.is-app #czg-chat-title,
body.czg-app-mode .czg-page.is-app #czg-status.czg-sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  white-space: nowrap !important;
  pointer-events: none !important;
}
body.czg-app-mode .czg-page.is-app .czg-topbar-title {
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
}

/* Message actions: icons only — hide any label text nodes/spans */
.czg-msg-actions .czg-act,
.czg-act {
  font-size: 0 !important;
  line-height: 0 !important;
  letter-spacing: 0 !important;
  overflow: hidden;
}
.czg-msg-actions .czg-act svg,
.czg-act svg {
  width: 15px !important;
  height: 15px !important;
  display: block !important;
  flex-shrink: 0;
}
.czg-act > *:not(svg),
.czg-act-edit .czg-act-label,
.czg-act-label,
button.czg-act-edit > span {
  display: none !important;
}
.czg-act-edit {
  flex-direction: row !important;
  gap: 0 !important;
  width: 2rem !important;
  min-width: 2rem !important;
  max-width: 2rem !important;
  padding: 0 !important;
}

/* —— Mobile only (<768px). Desktop ≥1024px untouched. —— */
@media (max-width: 768px) {
  html,
  body.czg-app-mode {
    overflow-x: hidden !important;
    max-width: 100vw !important;
  }

  body.czg-app-mode .czg-page.is-app,
  body.czg-app-mode .czg-page.is-app .czg-workspace,
  body.czg-app-mode .czg-page.is-app .czg-main {
    overflow-x: hidden !important;
    max-width: 100vw !important;
    width: 100% !important;
  }

  /* Single-column shell; sidebar is a drawer */
  body.czg-app-mode .czg-page.is-app .czg-workspace,
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-full,
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed,
  body.czg-app-mode .czg-page.is-app .czg-workspace:not(.is-sidebar-collapsed) {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) !important;
    grid-template-rows: minmax(0, 1fr) !important;
  }

  .czg-sidebar-resizer {
    display: none !important;
    width: 0 !important;
    min-width: 0 !important;
    pointer-events: none !important;
  }

  /* Header: 60px, one row, email never wraps vertically */
  body.czg-app-mode .czg-page.is-app .czg-topbar {
    height: 60px !important;
    min-height: 60px !important;
    max-height: 60px !important;
    padding: 0 0.75rem !important;
    gap: 0.5rem !important;
    display: flex !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: space-between !important;
    box-sizing: border-box !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-topbar-title {
    flex: 1 1 auto !important;
    min-width: 0 !important;
    max-width: 100% !important;
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    overflow: hidden !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-support-email {
    display: block !important;
    flex-wrap: nowrap !important;
    width: 100% !important;
    max-width: 100% !important;
    font-size: 12.5px !important;
    line-height: 1.2 !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    gap: 0 !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-support-label,
  body.czg-app-mode .czg-page.is-app .czg-support-address {
    display: inline !important;
    white-space: nowrap !important;
    word-break: normal !important;
    overflow: visible !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-support-label::after {
    content: " ";
  }

  body.czg-app-mode .czg-page.is-app .czg-topbar-actions {
    flex: 0 0 auto !important;
    display: flex !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    gap: 0.35rem !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-token-count {
    display: none !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-btn-stop {
    flex-shrink: 0 !important;
    white-space: nowrap !important;
    font-size: 0.75rem !important;
    padding: 0.35rem 0.55rem !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-sidebar-toggle {
    flex-shrink: 0 !important;
  }

  /* Welcome card */
  body.czg-app-mode .czg-page.is-app .czg-empty {
    padding: 1rem 0.75rem 1.25rem !important;
    min-height: auto !important;
    place-content: start center !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-welcome,
  body.czg-app-mode .czg-page.is-app .czg-empty-card.czg-welcome {
    width: 92% !important;
    max-width: 420px !important;
    margin-left: auto !important;
    margin-right: auto !important;
    padding: 1.25rem 1rem 1.1rem !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
    text-align: center !important;
    align-items: center !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-welcome-hello {
    font-size: clamp(1.2rem, 5.5vw, 1.55rem) !important;
    line-height: 1.2 !important;
    text-align: center !important;
    width: 100% !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-welcome-assist {
    text-align: center !important;
    width: 100% !important;
    margin-left: auto !important;
    margin-right: auto !important;
    font-size: 0.95rem !important;
  }

  /* Feature / suggestion cards: 2 columns */
  body.czg-app-mode .czg-page.is-app .czg-suggestions,
  body.czg-app-mode .czg-suggestions {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 0.55rem !important;
    width: 92% !important;
    max-width: 420px !important;
    margin-left: auto !important;
    margin-right: auto !important;
    box-sizing: border-box !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-sug-card {
    min-width: 0 !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 0.8rem 0.75rem !important;
  }

  /* Messages */
  body.czg-app-mode .czg-page.is-app .czg-messages {
    width: 100% !important;
    max-width: 100% !important;
    padding: 0.85rem 0.7rem 1rem !important;
    box-sizing: border-box !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-msg.user,
  body.czg-app-mode .czg-page.is-app .czg-msg.assistant {
    max-width: 90% !important;
    box-sizing: border-box !important;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  body.czg-app-mode .czg-page.is-app .czg-msg.assistant {
    max-width: 100% !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-msg-actions {
    display: flex !important;
    flex-wrap: wrap !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 0.2rem !important;
    max-width: 100% !important;
    width: fit-content !important;
    box-sizing: border-box !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-act {
    flex-direction: row !important;
    flex-shrink: 0 !important;
  }

  /* Chat input dock */
  body.czg-app-mode .czg-page.is-app .czg-composer-dock {
    position: relative !important;
    width: 100% !important;
    padding: 0.5rem 0 calc(0.55rem + env(safe-area-inset-bottom, 0px)) !important;
    box-sizing: border-box !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-composer,
  body.czg-app-mode .czg-page.is-app #czg-form {
    width: 95% !important;
    max-width: 95% !important;
    margin-left: auto !important;
    margin-right: auto !important;
    box-sizing: border-box !important;
    display: grid !important;
    grid-template-columns: auto minmax(0, 1fr) auto !important;
    grid-template-rows: auto !important;
    align-items: end !important;
    gap: 0.35rem !important;
    padding: 0.45rem 0.5rem !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-composer-tools {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    gap: 0.1rem !important;
    max-width: 6.75rem !important;
    grid-column: auto !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-composer textarea,
  body.czg-app-mode .czg-page.is-app #czg-input {
    min-width: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-attach-preview:not([hidden]),
  body.czg-app-mode .czg-page.is-app .czg-live-voice:not([hidden]) {
    width: 95% !important;
    max-width: 95% !important;
    margin-left: auto !important;
    margin-right: auto !important;
    box-sizing: border-box !important;
  }

  /* Sidebar drawer: slide in — full column scrolls (history must stay visible) */
  body.czg-app-mode .czg-page.is-app .czg-sidebar {
    position: fixed !important;
    top: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    left: auto !important;
    width: min(92vw, 340px) !important;
    max-width: min(92vw, 340px) !important;
    height: 100dvh !important;
    max-height: 100dvh !important;
    z-index: 90 !important;
    transform: translateX(105%) !important;
    transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1) !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    box-shadow: var(--czg-shadow-lg) !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-open .czg-sidebar {
    transform: translateX(0) !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed .czg-sidebar {
    transform: translateX(105%) !important;
    opacity: 1 !important;
    visibility: visible !important;
  }

  body.czg-app-mode .czg-sidebar-overlay {
    position: fixed !important;
    inset: 0 !important;
    z-index: 55 !important;
    background: rgba(15, 23, 42, 0.45) !important;
    backdrop-filter: blur(2px);
  }

  body.czg-app-mode .czg-workspace.is-sidebar-open .czg-sidebar-overlay {
    display: block !important;
  }

  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-sidebar {
    right: auto !important;
    left: 0 !important;
    transform: translateX(-105%) !important;
  }

  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-open .czg-sidebar {
    transform: translateX(0) !important;
  }
}

@media (max-width: 480px) {
  body.czg-app-mode .czg-page.is-app .czg-support-email {
    font-size: 12px !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-welcome,
  body.czg-app-mode .czg-page.is-app .czg-empty-card.czg-welcome,
  body.czg-app-mode .czg-page.is-app .czg-suggestions {
    width: 94% !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-welcome-hello {
    font-size: 1.2rem !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-composer,
  body.czg-app-mode .czg-page.is-app #czg-form {
    width: 95% !important;
    padding: 0.4rem 0.45rem !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-composer-tools {
    max-width: 5.75rem !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-send {
    width: 40px !important;
    height: 40px !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-sidebar {
    width: 280px !important;
    max-width: 88vw !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-msg.user {
    max-width: 90% !important;
  }
}

/* Desktop rail only — keep in sync with JS/CSS drawer breakpoint (1024px) */
@media (min-width: 1025px) {
  body.czg-app-mode .czg-page.is-app .czg-workspace,
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-full {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) 8px var(--czg-sidebar-w, 320px) !important;
    grid-template-rows: minmax(0, 1fr) !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
    grid-template-columns: minmax(0, 1fr) 0 0 !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-sidebar {
    position: relative !important;
    inset: auto !important;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    display: flex !important;
    flex-direction: column !important;
    height: 100% !important;
    width: 100% !important;
    min-width: 0 !important;
    max-width: none !important;
    order: 0 !important;
    z-index: 4 !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    background: color-mix(in srgb, var(--czg-glass-strong) 82%, transparent) !important;
    backdrop-filter: blur(24px) saturate(1.3) !important;
    -webkit-backdrop-filter: blur(24px) saturate(1.3) !important;
    border-left: 1px solid var(--czg-border) !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed .czg-sidebar {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-sidebar-resizer,
  .czg-sidebar-resizer {
    display: block !important;
    width: 8px !important;
    min-width: 8px !important;
    cursor: col-resize !important;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
  }

  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace,
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace.is-full {
    grid-template-columns: var(--czg-sidebar-w, 320px) 8px minmax(0, 1fr) !important;
  }
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed {
    grid-template-columns: 0 0 minmax(0, 1fr) !important;
  }
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-main { order: 2 !important; }
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-sidebar-resizer { order: 1 !important; }
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-sidebar {
    order: 0 !important;
    border-left: 0 !important;
    border-right: 1px solid var(--czg-border) !important;
  }
}

body.czg-app-mode .czg-page.is-app .czg-main {
  display: grid !important;
  grid-template-rows: auto minmax(0, 1fr) auto !important;
  min-height: 0 !important;
  height: 100% !important;
  overflow: hidden !important;
}
body.czg-app-mode .czg-page.is-app .czg-thread {
  min-height: 0 !important;
  overflow-y: auto !important;
}
body.czg-app-mode .czg-page.is-app .czg-composer-dock {
  position: relative !important;
  bottom: auto !important;
  z-index: 6 !important;
  border: 0 !important;
  border-top: 0 !important;
  outline: none !important;
  box-shadow: none !important;
}

/* Final: kill blue prompt glow */
body.czg-app-mode .czg-page.is-app .czg-composer,
body.czg-app-mode .czg-page.is-app .czg-composer:focus-within,
body.czg-app-mode .czg-page.is-app .czg-composer.glass-card:focus-within {
  outline: none !important;
  border: 1px solid var(--czg-border) !important;
  box-shadow:
    0 1px 0 color-mix(in srgb, #fff 40%, transparent) inset,
    0 10px 28px rgba(15, 23, 42, 0.08) !important;
}
body.czg-app-mode .czg-page.is-app .czg-composer.is-dragover {
  border-color: color-mix(in srgb, var(--czg-accent) 40%, var(--czg-border)) !important;
}
body.czg-app-mode .czg-page.is-app #czg-input:focus,
body.czg-app-mode .czg-page.is-app #czg-input:focus-visible {
  outline: none !important;
  box-shadow: none !important;
  border: 0 !important;
}

/* Drop overlay + attach strip: never visible unless intentional */
body.czg-app-mode .czg-page.is-app .czg-drop-overlay,
body.czg-app-mode .czg-page.is-app #czg-drop-overlay {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}
body.czg-app-mode .czg-page.is-app .czg-composer-dock.is-dragging .czg-drop-overlay,
body.czg-app-mode .czg-page.is-app .czg-composer-dock.is-dragging #czg-drop-overlay {
  display: grid !important;
  visibility: visible !important;
  opacity: 1 !important;
}
body.czg-app-mode .czg-page.is-app .czg-attach-preview[hidden],
body.czg-app-mode .czg-page.is-app #czg-attach-preview[hidden],
body.czg-app-mode .czg-page.is-app .czg-live-voice[hidden],
body.czg-app-mode .czg-page.is-app .czg-voice-panel[hidden] {
  display: none !important;
}
body.czg-app-mode .czg-page.is-app .czg-composer-dock,
body.czg-app-mode .czg-page.is-app #czg-dropzone {
  border: 0 !important;
  border-top: none !important;
  border-top-width: 0 !important;
  outline: none !important;
  box-shadow: none !important;
  background: transparent !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

/* ========== Mobile performance (no UI redesign) ========== */
@media (max-width: 768px) {
  .czg-ambient,
  .czg-orb,
  .czg-orb-a,
  .czg-orb-b,
  .czg-orb-c {
    display: none !important;
    animation: none !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-composer-dock,
  body.czg-app-mode .czg-page.is-app .czg-sidebar,
  body.czg-app-mode .czg-page.is-app .czg-topbar,
  body.czg-app-mode .czg-page.is-app .czg-msg.assistant,
  .czg-glass,
  .glass-card,
  .auth-card.glass-card {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }
  .czg-msg { animation: none !important; }
}

@media (prefers-reduced-motion: reduce) {
  .czg-ambient,
  .czg-orb,
  .czg-msg,
  .czg-typing-dots span,
  .czg-msg-stream.is-streaming::after {
    animation: none !important;
  }
  * {
    scroll-behavior: auto !important;
  }
}

/* ========== Premium UI polish (welcome / header / sidebar / support) ========== */

body.czg-app-mode .czg-page.is-app .czg-topbar {
  justify-content: flex-end !important;
  gap: 0.5rem !important;
  min-height: 2.75rem !important;
  padding: 0.45rem 0.85rem !important;
  border-bottom: 1px solid color-mix(in srgb, var(--czg-border) 80%, transparent) !important;
  background: color-mix(in srgb, var(--czg-bg-elev) 72%, transparent) !important;
}
body.czg-app-mode .czg-page.is-app .czg-topbar-spacer {
  display: none;
}
body.czg-app-mode .czg-page.is-app .czg-topbar-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-left: auto;
}
.czg-support-email {
  display: none !important;
}

body.czg-app-mode .czg-page.is-app .czg-welcome,
.czg-welcome {
  gap: 0.85rem;
  padding: 2.25rem 1.25rem 1.75rem;
}
body.czg-app-mode .czg-page.is-app .czg-welcome-hello,
.czg-welcome-hello {
  font-family: var(--czg-font) !important;
  font-size: clamp(1.55rem, 3.2vw, 2.05rem) !important;
  font-weight: 700 !important;
  letter-spacing: -0.025em !important;
  color: var(--czg-ink) !important;
  line-height: 1.25 !important;
}
body.czg-app-mode .czg-page.is-app .czg-welcome-assist,
.czg-welcome-assist {
  font-size: 1.05rem !important;
  font-weight: 450 !important;
  color: var(--czg-muted) !important;
  margin-top: 0.1rem !important;
}

body.czg-app-mode .czg-page.is-app .czg-sidebar {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--czg-glass-strong) 92%, transparent), color-mix(in srgb, var(--czg-bg-sidebar) 88%, transparent)) !important;
  border-inline-start: 1px solid color-mix(in srgb, var(--czg-glass-border, var(--czg-border)) 70%, transparent);
  box-shadow: -8px 0 32px rgba(15, 23, 42, 0.06);
  padding: 0.85rem 0.75rem 0.7rem !important;
  gap: 0.55rem;
}
[data-theme="dark"] body.czg-app-mode .czg-page.is-app .czg-sidebar,
body.czg-app-mode .czg-page.is-app[data-theme="dark"] .czg-sidebar {
  box-shadow: -10px 0 36px rgba(0, 0, 0, 0.35);
}

body.czg-app-mode .czg-page.is-app .czg-sidebar-brand {
  align-items: flex-start !important;
  padding: 0.2rem 0.15rem 0.35rem !important;
  gap: 0.5rem;
}
.czg-brand-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.4rem;
  min-width: 0;
  flex: 1;
}
body.czg-app-mode .czg-page.is-app .czg-logo {
  padding: 0.3rem 0.4rem;
  border-radius: 12px;
}
.czg-brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  margin-inline-start: 0.4rem;
  padding: 0.22rem 0.55rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--czg-accent);
  background: color-mix(in srgb, var(--czg-accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--czg-accent) 22%, transparent);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.35) inset;
}

.czg-sidebar-section-title {
  margin: 0.15rem 0.35rem 0.2rem;
  padding: 0;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--czg-faint);
}
.czg-sidebar-section-title--history {
  margin-top: 0.1rem;
  margin-bottom: 0.45rem;
  text-transform: none;
  letter-spacing: -0.01em;
  font-size: 0.78rem;
  font-weight: 650;
  color: var(--czg-muted);
}

.czg-sidebar-divider {
  height: 1px;
  margin: 0.45rem 0.2rem;
  border: 0;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--czg-border-strong) 85%, transparent),
    transparent
  );
}
.czg-sidebar-divider--support {
  margin-top: 0.4rem;
  margin-bottom: 0.35rem;
  flex: 0 0 auto;
}

body.czg-app-mode .czg-page.is-app .czg-nav-btn {
  position: relative;
  border-radius: 12px !important;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease !important;
}
body.czg-app-mode .czg-page.is-app .czg-nav-btn:hover {
  transform: translateX(-1px);
  background: color-mix(in srgb, var(--czg-accent) 10%, transparent) !important;
}
body.czg-app-mode .czg-page.is-app .czg-nav-btn.is-active {
  background: color-mix(in srgb, var(--czg-accent) 14%, transparent) !important;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.25) inset;
  font-weight: 600;
}
body.czg-app-mode .czg-page.is-app .czg-nav-btn.is-active::before {
  content: "";
  position: absolute;
  inset-inline-end: 0.35rem;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 55%;
  border-radius: 99px;
  background: var(--czg-accent);
  box-shadow: 0 0 10px color-mix(in srgb, var(--czg-accent) 45%, transparent);
}

/* Simple Support heading — click copies email (no mailto) */
.czg-support-heading {
  flex: 0 0 auto;
  display: block;
  width: 100%;
  margin: 0;
  padding: 0.55rem 0.75rem;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--czg-ink);
  font: inherit;
  font-size: 0.92rem;
  font-weight: 650;
  text-align: left;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
}
.czg-support-heading:hover,
.czg-support-heading:focus-visible {
  background: color-mix(in srgb, var(--czg-accent) 10%, transparent);
  color: var(--czg-accent);
  outline: none;
}

.czg-toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  transform: translate(-50%, 12px);
  z-index: 100000;
  padding: 0.7rem 1rem;
  border-radius: 12px;
  background: color-mix(in srgb, var(--czg-ink) 92%, #000);
  color: var(--czg-bg-elev);
  font: 600 0.88rem/1.35 var(--czg-font);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.22);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.czg-toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}
[data-theme="dark"] .czg-toast {
  background: #f5f5f5;
  color: #111;
}

/* ========== Unified sidebar (desktop = tablet = mobile content) ========== */
/*
 * Root cause of missing mobile history: overflow:hidden + flex min-height:0
 * collapsed the chats panel to 0px under a pinned footer.
 * Fix: one scrollable column, same DOM order on every breakpoint.
 */
body.czg-app-mode .czg-page.is-app .czg-sidebar {
  display: flex !important;
  flex-direction: column !important;
  align-items: stretch !important;
  gap: 0.55rem !important;
  overflow-x: hidden !important;
  overflow-y: auto !important;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  background:
    linear-gradient(
      180deg,
      color-mix(in srgb, var(--czg-glass-strong) 94%, transparent),
      color-mix(in srgb, var(--czg-bg-sidebar) 88%, transparent)
    ) !important;
  backdrop-filter: blur(22px) saturate(1.25) !important;
  -webkit-backdrop-filter: blur(22px) saturate(1.25) !important;
}

body.czg-app-mode .czg-page.is-app .czg-sidebar-brand,
body.czg-app-mode .czg-page.is-app .czg-new-chat,
body.czg-app-mode .czg-page.is-app .czg-sidebar-nav,
body.czg-app-mode .czg-page.is-app .czg-sidebar-divider,
body.czg-app-mode .czg-page.is-app .czg-sidebar-footer {
  flex: 0 0 auto !important;
  width: 100% !important;
  max-width: 100% !important;
  visibility: visible !important;
  opacity: 1 !important;
}

/*
 * Chat History panel — size to content (do NOT flex-shrink).
 * Previous min-height:0 + flex-shrink let the panel box collapse while
 * children overflowed over Support / Dark Mode (click conflicts).
 */
body.czg-app-mode .czg-page.is-app #czg-panel-chats.is-active,
body.czg-app-mode .czg-page.is-app #czg-panel-chats:not([hidden]) {
  display: flex !important;
  flex-direction: column !important;
  flex: 0 0 auto !important;
  flex-shrink: 0 !important;
  min-height: min-content !important;
  height: auto !important;
  max-height: none !important;
  overflow: visible !important;
  visibility: visible !important;
  opacity: 1 !important;
  width: 100% !important;
  position: relative !important;
  z-index: 2 !important;
  pointer-events: auto !important;
}

body.czg-app-mode .czg-page.is-app #czg-history-list,
body.czg-app-mode .czg-page.is-app .czg-history-list {
  display: flex !important;
  flex-direction: column !important;
  flex: 0 0 auto !important;
  flex-shrink: 0 !important;
  min-height: 0 !important;
  max-height: none !important;
  height: auto !important;
  overflow: visible !important;
  visibility: visible !important;
  opacity: 1 !important;
  width: 100% !important;
  margin: 0 !important;
  padding: 0 0 0.35rem !important;
  list-style: none !important;
  position: relative !important;
  z-index: 1 !important;
  pointer-events: auto !important;
}

body.czg-app-mode .czg-page.is-app .czg-sidebar-footer {
  display: flex !important;
  flex-direction: column !important;
  gap: 0.35rem !important;
  margin-top: 0.5rem !important;
  padding: 0.35rem 0 0.35rem !important;
  background: transparent !important;
  position: relative !important;
  z-index: 1 !important;
  isolation: isolate;
  pointer-events: auto !important;
}

body.czg-app-mode .czg-page.is-app .czg-support-heading {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  position: relative !important;
  z-index: 1 !important;
  pointer-events: auto !important;
  margin: 0 !important;
}
body.czg-app-mode .czg-page.is-app .czg-sidebar-account {
  display: grid !important;
  visibility: visible !important;
  opacity: 1 !important;
  position: relative !important;
  z-index: 1 !important;
  margin-top: 0.15rem !important;
  padding-top: 0.15rem !important;
  border-top: 0 !important;
  background: transparent !important;
  backdrop-filter: none !important;
  pointer-events: auto !important;
  inset: auto !important;
}
body.czg-app-mode .czg-page.is-app #czg-theme-toggle {
  display: flex !important;
  visibility: visible !important;
  opacity: 1 !important;
  position: relative !important;
  z-index: 1 !important;
  pointer-events: auto !important;
  width: 100% !important;
  min-height: 2.4rem !important;
}

/* Keep Clear visible in history controls — never overlay footer actions */
body.czg-app-mode .czg-page.is-app .czg-folder-row,
body.czg-app-mode .czg-page.is-app .czg-clear-row,
body.czg-app-mode .czg-page.is-app #czg-history-clear {
  position: relative !important;
  z-index: 3 !important;
  pointer-events: auto !important;
  transform: none !important;
  flex-shrink: 0 !important;
}

[data-theme="dark"] body.czg-app-mode .czg-page.is-app .czg-sidebar {
  background:
    linear-gradient(
      180deg,
      color-mix(in srgb, #111111 92%, transparent),
      color-mix(in srgb, #0a0a0a 88%, transparent)
    ) !important;
}

/* Mobile / tablet: same sidebar content, drawer chrome only */
@media (max-width: 1024px) {
  body.czg-app-mode .czg-page.is-app .czg-workspace,
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed,
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-full {
    grid-template-columns: minmax(0, 1fr) !important;
    background: transparent !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-sidebar-resizer,
  .czg-sidebar-resizer {
    display: none !important;
  }

  body.czg-app-mode .czg-sidebar-overlay {
    position: fixed !important;
    inset: 0 !important;
    z-index: 80 !important;
    display: none;
    margin: 0 !important;
    border: 0 !important;
    background: rgba(8, 12, 24, 0.55) !important;
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
  }
  body.czg-app-mode .czg-workspace.is-sidebar-open .czg-sidebar-overlay,
  body.czg-app-mode .czg-sidebar-overlay:not([hidden]) {
    display: block !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-sidebar,
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-collapsed .czg-sidebar {
    position: fixed !important;
    top: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    left: auto !important;
    width: min(92vw, 340px) !important;
    max-width: min(92vw, 340px) !important;
    min-width: 0 !important;
    height: 100dvh !important;
    max-height: 100dvh !important;
    z-index: 90 !important;
    transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1) !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    border-left: 1px solid color-mix(in srgb, var(--czg-border) 80%, transparent) !important;
    border-radius: 0 !important;
    box-shadow: -16px 0 48px rgba(8, 12, 24, 0.28) !important;
    overflow-x: hidden !important;
    overflow-y: auto !important; /* full column scrolls — history included */
    padding: 0.75rem 0.7rem calc(0.85rem + env(safe-area-inset-bottom, 0px)) !important;
    gap: 0.45rem !important;
  }

  /* Closed: off-canvas. Open: on-screen. Never rely on cascade fights. */
  body.czg-app-mode .czg-page.is-app .czg-workspace:not(.is-sidebar-open) .czg-sidebar {
    transform: translate3d(105%, 0, 0) !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-open .czg-sidebar {
    transform: translate3d(0, 0, 0) !important;
  }

  /* History sizes to content; footer never sits under overflowing panel kids */
  body.czg-app-mode .czg-page.is-app #czg-panel-chats.is-active,
  body.czg-app-mode .czg-page.is-app #czg-panel-chats:not([hidden]) {
    flex: 0 0 auto !important;
    min-height: min-content !important;
    height: auto !important;
    display: flex !important;
    visibility: visible !important;
  }
  body.czg-app-mode .czg-page.is-app #czg-history-list {
    flex: 0 0 auto !important;
    min-height: 0 !important;
    display: flex !important;
    visibility: visible !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-folder-row {
    display: flex !important;
    width: 100% !important;
    flex-shrink: 0 !important;
  }
  body.czg-app-mode .czg-page.is-app #czg-history-clear {
    display: inline-flex !important;
    align-items: center !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-sidebar-footer {
    flex: 0 0 auto !important;
    gap: 0.45rem !important;
    margin-top: 0.75rem !important;
    padding-top: 0.35rem !important;
    position: relative !important;
    z-index: 1 !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-sidebar-divider--support {
    margin: 0.2rem 0 0.35rem !important;
  }
  body.czg-app-mode .czg-page.is-app #czg-theme-toggle {
    margin-top: 0.1rem !important;
  }

  body.czg-app-mode .czg-page.is-app .czg-sidebar-close {
    display: inline-flex !important;
  }

  html.czg-sidebar-drawer-open,
  body.czg-sidebar-drawer-open {
    overflow: hidden !important;
    overscroll-behavior: none;
  }
  body.czg-sidebar-drawer-open .czg-main,
  body.czg-sidebar-drawer-open .czg-thread {
    pointer-events: none;
  }
  body.czg-sidebar-drawer-open .czg-sidebar,
  body.czg-sidebar-drawer-open .czg-sidebar-overlay {
    pointer-events: auto !important;
  }

  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-sidebar {
    right: auto !important;
    left: 0 !important;
    border-left: 0 !important;
    border-right: 1px solid color-mix(in srgb, var(--czg-border) 80%, transparent) !important;
    box-shadow: 16px 0 48px rgba(8, 12, 24, 0.28) !important;
  }
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace:not(.is-sidebar-open) .czg-sidebar {
    transform: translate3d(-105%, 0, 0) !important;
  }
  html[dir="rtl"] body.czg-app-mode .czg-page.is-app .czg-workspace.is-sidebar-open .czg-sidebar {
    transform: translate3d(0, 0, 0) !important;
  }
}

/* Narrow phone spacing only — no section removal */
@media (max-width: 480px) {
  body.czg-app-mode .czg-page.is-app .czg-sidebar {
    width: min(100vw - 2.5rem, 320px) !important;
    max-width: min(100vw - 2.5rem, 320px) !important;
    padding-inline: 0.65rem !important;
    gap: 0.4rem !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-nav-btn {
    min-height: 2.4rem !important;
    padding: 0.55rem 0.7rem !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-new-chat {
    min-height: 2.5rem !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-welcome-hello,
  .czg-welcome-hello {
    font-size: clamp(1.35rem, 6vw, 1.7rem) !important;
  }
}

@media (max-width: 360px) {
  body.czg-app-mode .czg-page.is-app .czg-sidebar {
    width: calc(100vw - 2rem) !important;
    max-width: calc(100vw - 2rem) !important;
  }
  body.czg-app-mode .czg-page.is-app .czg-hist-toolbar {
    grid-template-columns: 1fr !important;
  }
}

/* Desktop keeps side-by-side rail; content rules above still apply */
@media (min-width: 1025px) {
  body.czg-app-mode .czg-page.is-app .czg-sidebar {
    position: relative !important;
    transform: none !important;
    height: 100% !important;
    max-height: none !important;
    width: 100% !important;
    max-width: 100% !important;
    box-shadow: none !important;
  }
}