/* TikTolog quality system: one measured surface language across the product. */
:root {
  --r: 16px;
  --r-sm: 11px;
  --leading-body: 1.58;
  --quality-edge: color-mix(in srgb, var(--text) 11%, var(--border));
  --quality-surface: color-mix(in srgb, var(--panel) 96%, transparent);
  --quality-shadow: 0 2px 4px rgb(0 0 0 / .04), 0 14px 34px rgb(0 0 0 / .10);
  --quality-focus: 0 0 0 4px color-mix(in srgb, var(--cyan) 22%, transparent);
}

/* App shell */
.workspace-ui .app .content { gap: clamp(22px, 2.4vw, 32px); padding-top: clamp(24px, 3vw, 38px); }
.workspace-ui .app .topbar { min-height: 78px; border-bottom-color: var(--quality-edge); }
.workspace-ui .topbar .topbar-page-title { font-size: 19px; font-weight: 700; letter-spacing: -.025em; }
.workspace-ui .app .sidebar { border-right-color: var(--quality-edge); }
.workspace-ui .app .nav-item { min-height: 48px; border-radius: 12px; font-weight: 550; }
.workspace-ui .app .nav-item.active { background: color-mix(in srgb, var(--panel-2) 82%, transparent); }
.workspace-ui .app .nav-item.active::before { left: 0; }
.workspace-ui .app .nav-item svg { width: 20px; height: 20px; }
.workspace-ui .app .content > .section-head { min-height: 42px; }
.workspace-ui .app .content > .section-head h2 { font-size: 18px; letter-spacing: -.02em; }
.workspace-ui .app .content :is(h1, h2, h3) { text-wrap: balance; }
.workspace-ui .app .content p { text-wrap: pretty; }

/* Cards and data surfaces */
.workspace-ui .app .card {
  border-color: var(--quality-edge);
  border-radius: var(--r);
  background: var(--panel);
  background: var(--quality-surface);
  box-shadow: var(--quality-shadow), inset 0 1px 0 color-mix(in srgb, var(--text) 3%, transparent);
}
.workspace-ui .app .card:hover { border-color: color-mix(in srgb, var(--quality-edge) 68%, var(--muted-2)); }
.workspace-ui .app :is(.pipeline-metrics, .analytics-kpi-grid, .dashboard-stat-grid) { border-color: var(--quality-edge); }
.workspace-ui .app :is(th, .table-head) { color: var(--muted); font-weight: 650; }
.workspace-ui .app :is(.empty, .empty-card-center, .plan-empty, .studio-empty) {
  border-radius: 14px;
  line-height: 1.65;
}
.workspace-ui .app :is(.empty-state, .studio-empty) { padding: clamp(28px, 5vw, 52px) 20px; }
.workspace-ui .app :is(.empty-state h2, .studio-empty-title, .empty-card-title) { font-size: 16px; font-weight: 650; }
.workspace-ui .app :is(.empty-state p, .studio-empty-note, .empty-card-note) { max-width: 54ch; margin-inline: auto; color: var(--muted); }

/* Controls */
.workspace-ui :is(button, .btn, input, select, textarea) { font-family: var(--font); }
.workspace-ui .app :is(.field input, .field select, .form-control, .form-select, textarea, .inline-filter-search) {
  border-color: var(--quality-edge);
  border-radius: 11px;
  background-color: color-mix(in srgb, var(--panel-2) 82%, transparent);
  transition: border-color .16s ease, box-shadow .16s ease, background-color .16s ease;
}
.workspace-ui .app :is(.field input, .field select, .form-control, .form-select, textarea):focus {
  border-color: color-mix(in srgb, var(--cyan) 62%, var(--border));
  box-shadow: var(--quality-focus);
  outline: 0;
}
.workspace-ui .app .field label { color: var(--text); font-weight: 600; }
.workspace-ui .btn { min-height: 44px; border-radius: 11px; font-weight: 650; }
.workspace-ui .btn-primary { box-shadow: 0 5px 18px color-mix(in srgb, var(--pink) 19%, transparent); }
.workspace-ui .btn-primary:hover { box-shadow: 0 7px 22px color-mix(in srgb, var(--pink) 26%, transparent); }
.workspace-ui .btn-ghost { border-color: var(--quality-edge); background: color-mix(in srgb, var(--panel-2) 72%, transparent); }
.workspace-ui :is(a, button, input, select, textarea, summary):focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}
.workspace-ui .app :is(.page-tab, .analytics-tab) { border-radius: 11px; }

/* Auth: calm, focused entry with clear brand and legible status. */
body.login-page { padding: clamp(18px, 4vw, 40px); }
.login-page .lg-card {
  max-width: 440px;
  padding: clamp(28px, 5vw, 42px);
  border-color: var(--quality-edge);
  border-radius: 22px;
  background: var(--panel);
  background: var(--quality-surface);
  box-shadow: 0 28px 90px rgb(0 0 0 / .30), inset 0 1px 0 color-mix(in srgb, var(--text) 5%, transparent);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}
.login-page .lg-brand { gap: 11px; margin-bottom: 12px; }
.login-page .lg-brand img { width: 40px; height: 40px; }
.login-page .lg-brand b { font-size: 27px; letter-spacing: -.045em; }
.login-page .lg-sub { max-width: 34ch; margin: 0 auto 24px; font-size: 14px; line-height: 1.6; }
.login-page .lg-field { margin-bottom: 17px; }
.login-page .lg-field label { margin-bottom: 7px; color: var(--text); font-size: 13px; font-weight: 600; }
.login-page .lg-field input { min-height: 48px; border-color: var(--quality-edge); border-radius: 11px; background: color-mix(in srgb, var(--panel-2) 82%, transparent); }
.login-page .lg-field input:focus { border-color: var(--cyan); box-shadow: var(--quality-focus); }
.login-page .lg-card .btn, .login-page .btn-tiktok { min-height: 48px; border-radius: 11px; }
.login-page .lg-card .btn-tiktok { box-shadow: 0 4px 16px rgb(0 0 0 / .12); }
.login-page .lg-err:not(.hidden) {
  display: block;
  padding: 12px 14px;
  border: 1px solid color-mix(in srgb, var(--pink) 34%, var(--border));
  border-radius: 11px;
  background: color-mix(in srgb, var(--pink) 8%, var(--panel));
  color: var(--text);
  font-size: 13px;
  line-height: 1.55;
  text-align: left;
}
.login-page .lg-home { min-height: 44px; display: grid; place-items: center; font-size: 13px; }
.login-page .lg-alt { line-height: 1.6; }

/* Public landing */
.lp { max-width: 1240px; padding-inline: clamp(18px, 4vw, 42px); }
.lp-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  margin-inline: calc(-1 * clamp(18px, 4vw, 42px));
  padding: 13px clamp(18px, 4vw, 42px);
  border-bottom: 1px solid var(--quality-edge);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}
.lp-logo { gap: 11px; font-size: 30px; letter-spacing: -.04em; }
.lp-logo-mark { width: 36px; height: 36px; border-radius: 10px; }
.lp-hero { padding-block: clamp(70px, 9vw, 120px) clamp(58px, 8vw, 96px); }
.lp-hero-in { max-width: 780px; }
.lp-hero h1 { font-size: clamp(38px, 6.2vw, 72px); line-height: 1.02; letter-spacing: -.045em; text-wrap: balance; }
.lp-form { max-width: 680px; gap: 10px; margin-top: 34px; }
.lp-form input { min-height: 54px; border-radius: 13px; padding-inline: 18px; }
.lp-form .btn { min-height: 54px; border-radius: 13px; }
.lp-sec { padding-block: clamp(54px, 7vw, 84px); }
.lp-sec h2 { letter-spacing: -.035em; }
.lp-feat, .lp-step, .lp-plan { border-color: var(--quality-edge); border-radius: 18px; box-shadow: 0 8px 24px rgb(0 0 0 / .07); }
.lp-feat { padding: clamp(22px, 3vw, 30px); }
.lp-feat h3 { font-size: 17px; line-height: 1.4; }
.lp-feat p, .lp-step p { font-size: 14px; line-height: 1.7; }
.lp-final { padding: clamp(36px, 6vw, 64px) 20px; border-radius: 22px; }
.lp-nav :is(button, a, select) { min-height: 44px; }

/* Shared adaptive behavior and restrained movement */
@media (max-width: 760px) {
  .workspace-ui .app .content { padding: 22px 16px 36px; gap: 22px; }
  .workspace-ui .app .topbar { min-height: 70px; }
  .workspace-ui .app .card { border-radius: 14px; }
  .login-page .lg-card { padding: 28px 22px; border-radius: 19px; }
  .lp-nav { margin-inline: -18px; padding-inline: 18px; }
  .lp-logo { font-size: 25px; }
  .lp-logo-mark { width: 30px; height: 30px; }
  .lp-hero { padding-block: 62px 48px; }
  .lp-hero h1 { font-size: clamp(38px, 10vw, 52px); }
  .lp-form { margin-top: 26px; }
  .lp-form input, .lp-form .btn { flex-basis: 100%; width: 100%; }
  .lp-sec { padding-block: 48px; }
}
@media (prefers-reduced-transparency: reduce) {
  .login-page .lg-card, .lp-nav { background: var(--panel); -webkit-backdrop-filter: none; backdrop-filter: none; }
}
@media (prefers-contrast: more) {
  .workspace-ui .app .card, .login-page .lg-card, .lp-feat, .lp-step, .lp-plan { border-color: var(--muted); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Consent controls stay readable without covering the content. */
.cookie-consent {
  width: min(920px, calc(100vw - 32px));
  left: 50%;
  right: auto;
  bottom: max(16px, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  align-items: center;
  gap: 18px;
  padding: 16px 18px;
  border-color: var(--quality-edge);
  border-radius: 15px;
  background: var(--panel);
  background: var(--quality-surface);
  box-shadow: 0 18px 54px rgb(0 0 0 / .28);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}
.cookie-consent-copy { font-size: 13px; line-height: 1.6; }
.cookie-consent-actions { gap: 10px; }
.cookie-consent-actions .btn { min-height: 44px; border-radius: 10px; padding-inline: 15px; }
.cookie-consent a { text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 600px) {
  .cookie-consent { display: grid; grid-template-columns: 1fr; gap: 10px; padding: 14px; }
  .cookie-consent-copy { min-width: 0; font-size: 12px; }
  .cookie-consent-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 0; }
  .cookie-consent-actions .btn { min-width: 0; width: 100%; padding-inline: 8px; font-size: 12px; }
}
@media (prefers-reduced-transparency: reduce) { .cookie-consent { background: var(--panel); -webkit-backdrop-filter: none; backdrop-filter: none; } }

.lp-hero { padding-block: clamp(68px, 7.5vw, 96px) 28px; }
.lp-hero-sub { max-width: 58ch; margin: 17px auto 0; color: var(--muted); font-size: clamp(15px, 1.6vw, 18px); line-height: 1.7; text-wrap: pretty; }
.lp-flow-section { padding-top: 12px; }
@media (max-width: 760px) {
  .lp-hero { padding-block: 54px 24px; }
  .lp-hero-sub { max-width: 36ch; margin-top: 15px; font-size: 15px; }
  .lp-flow-section { padding-top: 12px; }
}

/* Quality v3: calm depth, clear interaction hierarchy, viewport-safe workspaces. */
:root {
  --quality-edge: color-mix(in srgb, var(--text) 13%, var(--border));
  --quality-surface: color-mix(in srgb, var(--panel) 90%, transparent);
  --quality-shadow: 0 1px 2px rgb(0 0 0 / .08), 0 16px 38px rgb(0 0 0 / .11);
  --quality-glass: color-mix(in srgb, var(--bg) 80%, transparent);
  color-scheme: dark;
}
:root[data-theme="light"] { color-scheme: light; }
body.workspace-ui {
  height: auto;
  min-height: 100dvh;
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 72rem 38rem at 92% -12%, color-mix(in srgb, var(--cyan) 5%, transparent), transparent 70%),
    radial-gradient(ellipse 54rem 34rem at 10% 32%, color-mix(in srgb, var(--pink) 4%, transparent), transparent 72%);
  background-attachment: fixed;
}
.workspace-ui .app { background: transparent; }
.workspace-ui .app .sidebar {
  background: color-mix(in srgb, var(--bg-2) 86%, transparent);
  -webkit-backdrop-filter: blur(18px) saturate(1.08);
  backdrop-filter: blur(18px) saturate(1.08);
  border-right-color: var(--quality-edge);
}
.workspace-ui .app .topbar {
  background: var(--quality-glass);
  -webkit-backdrop-filter: blur(20px) saturate(1.12);
  backdrop-filter: blur(20px) saturate(1.12);
  border-bottom-color: var(--quality-edge);
  box-shadow: 0 1px 0 color-mix(in srgb, var(--text) 2%, transparent);
}
.workspace-ui .app .content { isolation: isolate; }
.workspace-ui .app .card {
  background: color-mix(in srgb, var(--panel) 90%, transparent);
  border-color: var(--quality-edge);
  box-shadow: var(--quality-shadow), inset 0 1px 0 color-mix(in srgb, var(--text) 4%, transparent);
  transition: border-color .16s ease, box-shadow .16s ease, background-color .16s ease;
}
.workspace-ui .app .card:has(a, button):hover {
  border-color: color-mix(in srgb, var(--cyan) 24%, var(--quality-edge));
  box-shadow: 0 3px 8px rgb(0 0 0 / .08), 0 18px 42px rgb(0 0 0 / .14), inset 0 1px 0 color-mix(in srgb, var(--text) 5%, transparent);
}
.workspace-ui .app .section-head,
.workspace-ui .app .dashboard-heading { gap: 16px; }
.workspace-ui .app .section-head h2 { letter-spacing: -.025em; }
.workspace-ui .app .section-head :is(p, small),
.workspace-ui .app .dashboard-heading :is(p, small) { color: var(--muted); line-height: 1.55; }
.workspace-ui .app :is(.page-tabs, .analytics-tabs) {
  border: 1px solid var(--quality-edge);
  border-radius: 14px;
  background: color-mix(in srgb, var(--panel-2) 80%, transparent);
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--text) 3%, transparent);
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.workspace-ui .app .page-tabs { width: fit-content; max-width: 100%; padding: 5px; gap: 4px; }
.workspace-ui .app .page-tab { min-height: 42px; padding: 10px 15px; border: 1px solid transparent; border-radius: 10px; }
.workspace-ui .app .page-tab.active {
  border-color: var(--quality-edge);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  box-shadow: 0 2px 8px rgb(0 0 0 / .12), inset 0 1px 0 color-mix(in srgb, var(--text) 4%, transparent);
}
.workspace-ui .app :is(.analytics-tab, .page-tab):focus-visible { outline-offset: 1px; }
.workspace-ui .app :is(.table, table) tbody tr { transition: background-color .14s ease; }
.workspace-ui .app :is(.table, table) tbody tr:hover { background: color-mix(in srgb, var(--panel-2) 62%, transparent); }
.workspace-ui .app :is(.empty, .empty-state, .empty-card-center, .plan-empty, .studio-empty) {
  border-color: var(--quality-edge);
  background-color: color-mix(in srgb, var(--panel) 78%, transparent);
}
.workspace-ui dialog {
  max-block-size: calc(100dvh - 32px);
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.workspace-ui dialog::backdrop {
  background: rgb(4 5 10 / .66);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.workspace-ui :is(button, a, summary) { -webkit-tap-highlight-color: transparent; }
.workspace-ui .app :is(button, .btn, .icon-btn, .nav-item) { touch-action: manipulation; }
.workspace-ui ::selection { background: color-mix(in srgb, var(--cyan) 28%, transparent); color: var(--text); }
@media (max-width: 760px) {
  body.workspace-ui { background-attachment: scroll; }
  .workspace-ui .app .card { box-shadow: 0 1px 2px rgb(0 0 0 / .06), 0 10px 26px rgb(0 0 0 / .09), inset 0 1px 0 color-mix(in srgb, var(--text) 3%, transparent); }
  .workspace-ui .app .page-tabs { width: 100%; overflow-x: auto; }
  .workspace-ui .app .page-tab { flex: 0 0 auto; }
  .workspace-ui dialog { max-block-size: calc(100dvh - 20px); }
}
@media (prefers-reduced-transparency: reduce) {
  body.workspace-ui { background-image: none; }
  .workspace-ui .app .sidebar, .workspace-ui .app .topbar,
  .workspace-ui .app .card, .workspace-ui dialog::backdrop { -webkit-backdrop-filter: none; backdrop-filter: none; }
  .workspace-ui .app .sidebar { background: var(--bg-2); }
  .workspace-ui .app .topbar { background: var(--bg); }
  .workspace-ui .app .card { background: var(--panel); }
}
@media (prefers-contrast: more) {
  .workspace-ui .app :is(.sidebar, .topbar, .card, .page-tabs, .analytics-tabs) { border-color: var(--muted); }
  .workspace-ui .app .card { background: var(--panel); }
}