:root {
  --bg: #f8f4ef;
  --surface: #fffdf9;
  --surface-alt: #fbf7f1;
  --line: #e7ddd1;
  --text: #1f2e40;
  --text-soft: #5e6d81;
  --accent: #4f6ed0;
  --accent-soft: #eef2ff;
  --shadow: 0 12px 34px rgba(21, 35, 56, 0.11);
  --shadow-lift: 0 22px 48px rgba(21, 35, 56, 0.17);
  --ease-premium: cubic-bezier(0.22, 1, 0.36, 1);
  --radius-lg: 26px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}
body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text);
  line-height: 1.58;
  background: #f7f7f7;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

body.has-audio-dock { padding-bottom: calc(136px + env(safe-area-inset-bottom)); }

.skip-link {
  position: absolute;
  top: -120px;
  left: 16px;
  z-index: 100;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--text);
  color: #fff;
  text-decoration: none;
}
.skip-link:focus { top: 10px; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  gap: var(--space-2);
  padding: 14px var(--space-4);
  border-bottom: 1px solid #ececec;
  backdrop-filter: blur(10px) saturate(1.02);
  -webkit-backdrop-filter: blur(10px) saturate(1.02);
  background: rgba(250, 250, 250, 0.9);
  max-width: 100%;
  overflow-x: clip;
  transition: padding 220ms var(--ease-premium), box-shadow 220ms var(--ease-premium), background-color 220ms var(--ease-premium), backdrop-filter 220ms var(--ease-premium);
}
.topbar-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  min-width: 0;
}
body.scrolled .topbar {
  padding: 8px var(--space-4);
  background: rgba(248, 248, 248, 0.68);
  backdrop-filter: blur(18px) saturate(1.15);
  -webkit-backdrop-filter: blur(18px) saturate(1.15);
  box-shadow: 0 8px 18px rgba(10, 10, 10, 0.08);
}
body.scrolled .brand-logo { transform: scale(0.94); transform-origin: left center; }
body.scrolled h1 { font-size: clamp(1rem, 3.7vw, 1.46rem); }

.brand-wrap { min-width: 0; }
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 4px;
  min-height: 42px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid #e6e6e6;
  background: #fff;
  transition: transform 220ms var(--ease-premium);
}
.logo-orb {
  width: 20px;
  height: 20px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, #d6ddff, #8da0ef 60%, #637ad6 100%);
  box-shadow: 0 2px 6px rgba(79, 110, 208, 0.3);
}
.logo-text {
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #3a4353;
  font-weight: 800;
}
h1 {
  margin: 4px 0 0;
  font-size: clamp(1.14rem, 4.4vw, 1.86rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  transition: font-size 220ms var(--ease-premium);
}
.subtitle, .transparency {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.84rem;
  line-height: 1.45;
  max-width: 62ch;
}
.transparency { color: #60759b; margin-top: 6px; }
.quick-actions {
  display: inline-flex;
  gap: 8px;
  margin-top: 0;
}
.icon-pill {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid #d8d8d8;
  background: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: #1f2e40;
  position: relative;
  transform: translateY(0) scale(1);
  transition: transform 180ms var(--ease-premium), background-color 220ms var(--ease-premium), border-color 220ms var(--ease-premium), box-shadow 220ms var(--ease-premium);
  box-shadow: 0 2px 8px rgba(21, 35, 56, 0.06);
}
.icon-count {
  position: absolute;
  top: -4px;
  right: -5px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: #20242b;
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.icon-pill[aria-pressed="true"],
.icon-pill[aria-expanded="true"] {
  background: #edf3ff;
  border-color: #c8d7ff;
}
.icon-pill:active {
  transform: translateY(1px) scale(0.96);
}
.icon-pill svg { width: 19px; height: 19px; stroke: #1f2e40; stroke-width: 1.8; fill: none; }
.icon-pill.count-updated {
  animation: iconPulse 420ms var(--ease-premium);
}
@keyframes iconPulse {
  0% { transform: translateY(0) scale(1); }
  45% { transform: translateY(-1px) scale(1.08); }
  100% { transform: translateY(0) scale(1); }
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
body.scrolled .subtitle,
body.scrolled .transparency {
  opacity: 0;
  max-height: 0;
  overflow: hidden;
}

.topbar-actions { flex-shrink: 0; }
.topbar-actions .btn { white-space: nowrap; }

.discover-panel {
  margin: 6px var(--space-4) 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  overflow: clip;
}
.discover-panel-body {
  transform-origin: top center;
  will-change: height, opacity, transform;
}
.discover-panel > summary {
  list-style: none;
  cursor: pointer;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: #21242c;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid #d8d8d8;
  background: #fff;
}
.discover-panel > summary::-webkit-details-marker { display: none; }
.discover-panel > summary::after {
  content: '▾';
  margin-left: auto;
  transition: transform 180ms var(--ease-premium);
}
.discover-panel[open] > summary::after { transform: rotate(180deg); }

.controls {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  padding: var(--space-4) 0;
  margin-top: 10px;
  background: transparent;
  border: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: clip;
}

.control { display: grid; gap: 6px; min-width: 0; }
.control label { font-size: 0.82rem; color: #4b6388; font-weight: 600; }

input, select {
  width: 100%;
  max-width: 100%;
  min-height: 44px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  padding: 10px 12px;
  font: inherit;
  transition: border-color 180ms var(--ease-premium), box-shadow 180ms var(--ease-premium), background-color 180ms var(--ease-premium), transform 120ms var(--ease-premium);
}

button {
  min-height: 44px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  padding: 10px 12px;
  font: inherit;
  transition: border-color 180ms var(--ease-premium), box-shadow 180ms var(--ease-premium), background-color 180ms var(--ease-premium), transform 120ms var(--ease-premium);
}
input::placeholder { color: #7b8fac; }

input:focus-visible,
select:focus-visible,
button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(67, 109, 230, 0.18);
}

.btn { cursor: pointer; font-weight: 600; }
.btn-soft { background: linear-gradient(180deg, #f2f5ff 0%, #e8eeff 100%); border-color: #cad6ff; box-shadow: 0 4px 12px rgba(79,110,208,0.12); }
button:active,.btn:active,.icon-btn:active,.listen-btn:active { transform: translateY(1px) scale(0.99); }

.advanced-filters {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.8);
  padding: 0 var(--space-3) var(--space-3);
}
.advanced-filters summary {
  cursor: pointer;
  font-weight: 600;
  color: #315586;
  list-style: none;
  min-height: 44px;
  display: flex;
  align-items: center;
}
.advanced-filters summary::-webkit-details-marker { display: none; }
.advanced-filters summary::after {
  content: '▾';
  margin-left: auto;
  transition: transform 180ms var(--ease-premium);
}
.advanced-filters[open] summary::after { transform: rotate(180deg); }
.advanced-grid { display: grid; gap: var(--space-3); }
.checkbox-control label { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; }
.checkbox-control input { width: auto; min-height: 18px; }
.reset-control .btn { width: 100%; }

.active-filters {
  padding: 0 var(--space-4) var(--space-3);
}
.active-filters-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.filter-chip {
  min-height: 34px;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.78rem;
  border: 1px solid #d8e2f8;
  background: #f8fbff;
  color: #30507d;
}
.filter-chip span {
  margin-left: 4px;
  color: #6c84aa;
}
.filter-chip-clear {
  border-color: #d8cfbf;
  background: #fff9ef;
  color: #6a4b1d;
}

.kpis {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4) var(--space-4);
}
.kpi { background: linear-gradient(180deg, #fffefb 0%, #fffaf3 100%); border: 1px solid var(--line); border-radius: var(--radius-md); padding: var(--space-3); box-shadow: 0 8px 18px rgba(36, 47, 66, 0.07); }
.kpi .n { font-size: 1.12rem; line-height: 1.1; font-weight: 700; }
.kpi .l { margin-top: 2px; color: var(--text-soft); font-size: 0.78rem; }

.layout { display: grid; gap: var(--space-4); padding: 0 var(--space-4) var(--space-6); }
.results-meta {
  margin: 2px 0 var(--space-3);
  color: #5a667a;
  font-size: 0.9rem;
}
.grid { display: grid; gap: var(--space-4); }

.card {
  background: linear-gradient(180deg, #fffefb 0%, #fffaf3 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow);
  transition: transform 240ms var(--ease-premium), box-shadow 240ms var(--ease-premium), border-color 240ms var(--ease-premium), opacity 320ms var(--ease-premium);
}
.card.reveal-ready { opacity: 0; transform: translateY(10px) scale(0.995); }
.card.reveal-in { opacity: 1; transform: translateY(0) scale(1); }

.thumb-wrap {
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-4);
  background: linear-gradient(135deg, #edf3ff, #f4f8ff);
  position: relative;
}
.thumb { width: 100%; height: 100%; object-fit: cover; display: block; filter: saturate(0.96) contrast(1.03); transform: scale(1.01); transition: transform 520ms var(--ease-premium), filter 320ms var(--ease-premium); }
.thumb.loaded { display: block; }
.thumb-placeholder { display: none; }

.card-head { display: flex; justify-content: space-between; gap: var(--space-3); min-width: 0; }
.name { margin: 0; font-size: 1.06rem; line-height: 1.25; }
.card-actions { display: inline-flex; gap: 6px; flex-shrink: 0; }
.icon-btn {
  width: 42px;
  min-height: 42px;
  padding: 0;
  border-radius: 999px;
  border-color: #ddcfbf;
  font-size: 1rem;
  background: linear-gradient(180deg, #fffdf9 0%, #fff7ee 100%);
  box-shadow: 0 5px 12px rgba(33, 45, 64, 0.08);
}
.icon-btn[aria-pressed="true"] { border-color: #b9cbf7; background: #edf3ff; }
.cmp-btn { display: none !important; }
.compare-btn { font-size: 0.92rem; }
.compare-btn[aria-pressed="true"] { color: #2e5baf; }

.meta { margin: 6px 0; color: var(--text-soft); font-size: 0.83rem; }
.description { margin: 0 0 var(--space-3); color: #273b58; }

.badges { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: var(--space-3); }
.badge { border-radius: 999px; padding: 4px 10px; border: 1px solid #d6e0f5; background: #f8faff; font-size: 0.74rem; color: #35517a; }
.badge-soft { border-color: #d8efdf; background: #f3fff7; color: #2f6a45; }

details { margin-bottom: var(--space-3); border-top: 1px dashed #d5e0f0; padding-top: var(--space-2); }
summary { cursor: pointer; color: #315586; font-weight: 600; }
.details p { margin: 7px 0 0; font-size: 0.9rem; }

.listen-row { display: flex; gap: var(--space-2); }
.quick-listen-btn {
  flex: 1;
  font-weight: 700;
  border-radius: 999px;
  background: linear-gradient(180deg, #f3f6ff 0%, #eaf0ff 100%);
  border-color: #c9d6ff;
  box-shadow: 0 6px 14px rgba(79,110,208,0.14);
}
.quick-listen-btn.is-playing {
  background: linear-gradient(180deg, #eafaf0 0%, #dcf5e6 100%);
  border-color: #b5dfc4;
  color: #1f5b37;
  box-shadow: 0 8px 18px rgba(38, 122, 73, 0.16);
}

.sidepanel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--space-4); height: max-content; }
.panel-block + .panel-block { margin-top: var(--space-4); padding-top: var(--space-4); border-top: 1px solid #e3eaf7; }
.panel-head h2 { margin: 0 0 var(--space-3); font-size: 1rem; }
.muted { color: var(--text-soft); font-weight: 500; }
.collection-list { display: flex; flex-wrap: wrap; gap: 8px; }
.pill { border-radius: 999px; border: 1px solid #d3def5; padding: 6px 10px; background: #f8fbff; font-size: 0.8rem; }
.empty { color: var(--text-soft); font-size: 0.9rem; }
.empty-state {
  border: 1px dashed #d8e2f4;
  border-radius: var(--radius-md);
  background: #fbfdff;
  padding: var(--space-4);
  display: grid;
  gap: var(--space-3);
  justify-items: start;
}
.small-note { margin: var(--space-4) 0 0; color: var(--text-soft); font-size: 0.82rem; }

.sidepanel.flash { animation: panelFlash 420ms var(--ease-premium); }
@keyframes panelFlash { 0% { box-shadow: 0 0 0 0 rgba(67,109,230,.25);} 100% { box-shadow: 0 0 0 14px rgba(67,109,230,0);} }

.toast-region { position: fixed; right: 12px; bottom: calc(96px + env(safe-area-inset-bottom)); z-index: 35; display: grid; gap: 8px; pointer-events: none; }
.toast { background: rgba(24, 38, 62, 0.95); color: #f4f8ff; border-radius: 12px; padding: 10px 12px; font-size: 0.84rem; box-shadow: 0 10px 24px rgba(15,24,38,.25); transform: translateY(8px); opacity: 0; transition: opacity 240ms var(--ease-premium), transform 240ms var(--ease-premium); }
.toast.is-visible { opacity: 1; transform: translateY(0); }
.toast.is-exit { opacity: 0; transform: translateY(6px); }

.compare-table { width: 100%; border-collapse: collapse; font-size: 0.82rem; overflow: auto; display: block; }
.compare-table th,.compare-table td { border: 1px solid #dce4f4; padding: 7px; white-space: nowrap; text-align: left; }
.compare-table th { background: #f5f8ff; }

.audio-dock {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: calc(12px + env(safe-area-inset-bottom));
  z-index: 30;
  padding: 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.18);
  background: linear-gradient(180deg, rgba(29,32,41,0.94), rgba(20,22,29,0.96));
  backdrop-filter: blur(14px) saturate(1.1);
  box-shadow: 0 18px 40px rgba(8, 10, 16, 0.42);
}
.audio-dock-main {
  display: grid;
  grid-template-columns: 52px minmax(0,1fr) 40px 40px;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.audio-art {
  width: 52px;
  height: 52px;
  border-radius: 999px;
  object-fit: cover;
  object-position: center;
  transform: scale(1.32);
  background: #2a2d37;
  border: 1px solid rgba(255,255,255,0.1);
}.audio-dock-text { min-width: 0; display: flex; flex-direction: column; gap: 1px; }
.audio-dock-text strong { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 1rem; color: #f8fbff; }
.audio-dock-text span,.audio-hint { color: #aeb7ca; font-size: 0.78rem; }
.audio-yt-icon,
#audioStopBtn {
  width: 40px;
  min-height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.08);
  color: #fff;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  text-decoration: none;
}
.audio-yt-icon {
  color: #ff4d6d;
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.audio-yt-icon svg { width: 22px; height: 22px; display: block; }
.audio-yt-icon svg path:first-child { fill: #ff304f; }
.audio-yt-icon svg .yt-play { fill: #fff; }
#audioPlayer { position: absolute; width: 1px; height: 1px; opacity: 0; border: 0; }

@media (hover: hover) and (pointer: fine) {
  .card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); border-color: #d8cbb6; }
  .card:hover .thumb.loaded { transform: scale(1.03); filter: saturate(1.01) contrast(1.04); }
  .btn:hover,.icon-btn:hover,.icon-pill:hover { border-color: #d8cbb6; background: #fff9f2; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition-duration: 1ms !important; scroll-behavior: auto !important; }
  .card.reveal-ready,.card.reveal-in,.toast,.toast.is-visible,.toast.is-exit { transform: none !important; opacity: 1 !important; }
}

@media (max-width: 699px) {
  .topbar { padding-inline: 12px; }
  .topbar-row { align-items: flex-start; }
  .topbar-actions .btn { width: auto; min-width: 0; max-width: 44vw; }
  .discover-panel { margin-inline: 12px; }
  .controls,
  .active-filters,
  .kpis,
  .layout { padding-inline: 12px; }
  .advanced-grid { grid-template-columns: 1fr; }
  .listen-row { flex-direction: column; }
  .listen-btn, .quick-listen-btn { width: 100%; }
  .toast-region { left: 12px; right: 12px; bottom: calc(172px + env(safe-area-inset-bottom)); }
}

@media (min-width: 700px) {
  .controls { grid-template-columns: 2fr 1fr 1fr; align-items: end; }
  .advanced-filters { grid-column: 1 / -1; }
  .advanced-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 840px) {
  .kpis { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .layout { grid-template-columns: minmax(0, 1fr) 330px; align-items: start; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
  .sidepanel { position: sticky; top: 96px; }
  .advanced-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); align-items: end; }
  .audio-dock { left: 50%; right: auto; width: min(720px, calc(100vw - 24px)); transform: translateX(-50%); }
}