/* =====================================================================
   Hindi Karaoke Hub — Design System
   Style: Dark Mode (OLED) | Type: Righteous + Poppins
   Source: ui-ux-pro-max design intelligence
   ===================================================================== */

:root {
  /* ----- Color (semantic tokens, not raw hex in components) ----- */
  --color-bg: #0f0f23;
  --color-bg-elev-1: #16162a;
  --color-bg-elev-2: #1c1c34;
  --color-surface: #1e1b4b;
  --color-surface-2: #27273b;
  --color-primary: #1e1b4b;
  --color-secondary: #4338ca;
  --color-accent: #22c55e;
  --color-accent-soft: rgba(34, 197, 94, 0.16);
  --color-fg: #f8fafc;
  --color-fg-muted: #a4a4c0;
  --color-fg-subtle: #6b6b8a;
  --color-border: rgba(99, 102, 241, 0.18);
  --color-border-strong: rgba(99, 102, 241, 0.32);
  --color-destructive: #ef4444;
  --color-ring: #6366f1;

  /* Brand gradient (used sparingly on headlines + brand mark) */
  --grad-brand: linear-gradient(135deg, #818cf8 0%, #c4b5fd 50%, #22c55e 100%);
  --grad-surface: linear-gradient(180deg, rgba(67, 56, 202, 0.10), rgba(67, 56, 202, 0));

  /* ----- Type scale (consistent steps) ----- */
  --font-display: 'Righteous', system-ui, sans-serif;
  --font-body: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fs-12: 0.75rem;
  --fs-13: 0.8125rem;
  --fs-14: 0.875rem;
  --fs-16: 1rem;
  --fs-18: 1.125rem;
  --fs-20: 1.25rem;
  --fs-24: 1.5rem;
  --fs-32: 2rem;
  --fs-display: clamp(2.25rem, 5vw, 3.75rem);
  --lh-tight: 1.2;
  --lh-body: 1.55;

  /* ----- Spacing scale (4pt) ----- */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 20px;
  --s-6: 24px;
  --s-8: 32px;
  --s-10: 40px;
  --s-12: 48px;
  --s-16: 64px;

  /* ----- Radius ----- */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 20px;
  --r-pill: 999px;

  /* ----- Elevation ----- */
  --elev-1: 0 1px 2px rgba(0, 0, 0, 0.4);
  --elev-2: 0 4px 12px rgba(0, 0, 0, 0.45);
  --elev-3: 0 12px 32px rgba(0, 0, 0, 0.55);
  --elev-4: 0 24px 64px rgba(0, 0, 0, 0.65);

  /* ----- Motion tokens ----- */
  --t-fast: 120ms;
  --t-base: 200ms;
  --t-slow: 320ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.7, 0, 0.84, 0);

  /* ----- z-index scale ----- */
  --z-nav: 60;
  --z-audio: 80;
  --z-modal: 100;
  --z-cmdk: 110;
}

/* Disable all motion when user prefers reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
}
/* The HTML `hidden` attribute must always win over `display: grid/flex`. */
[hidden] {
  display: none !important;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-body);
  font-size: var(--fs-16);
  font-weight: 400;
  line-height: var(--lh-body);
  background:
    radial-gradient(900px 600px at 80% -10%, rgba(67, 56, 202, 0.22), transparent 60%),
    radial-gradient(700px 500px at -10% 20%, rgba(99, 102, 241, 0.18), transparent 60%),
    var(--color-bg);
  color: var(--color-fg);
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-bottom: 140px;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  cursor: pointer;
  border: 0;
  background: none;
  color: inherit;
  padding: 0;
}
input,
select {
  font: inherit;
  color: inherit;
}
img,
svg,
video {
  display: block;
  max-width: 100%;
}
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Visible focus for keyboard users only */
:focus {
  outline: none;
}
:focus-visible {
  outline: 2px solid var(--color-ring);
  outline-offset: 2px;
  border-radius: 6px;
}

.icon {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip link for keyboard users */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--s-4);
  background: var(--color-accent);
  color: #04210d;
  padding: 10px 16px;
  border-radius: var(--r-md);
  font-weight: 600;
  z-index: 1000;
  transition: top var(--t-fast) var(--ease-out);
}
.skip-link:focus {
  top: var(--s-4);
}

kbd.kbd {
  font-family: var(--font-body);
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px 6px;
  font-size: 11px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border);
  border-bottom-width: 2px;
  border-radius: 5px;
  color: var(--color-fg-muted);
  line-height: 1;
  min-height: 18px;
}
kbd.kbd-on-primary {
  background: rgba(0, 0, 0, 0.25);
  border-color: rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.85);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  background: rgba(15, 15, 35, 0.78);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--s-3) var(--s-6);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--s-6);
  align-items: center;
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  min-width: 0;
}
.brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: var(--r-md);
  background: var(--grad-brand);
  color: #04210d;
  box-shadow: var(--elev-2), 0 0 24px rgba(34, 197, 94, 0.25);
}
.brand-mark .icon {
  stroke-width: 2.4;
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}
.brand-name {
  font-family: var(--font-display);
  font-size: var(--fs-18);
  font-weight: 400;
  letter-spacing: 0.4px;
}
.brand-name em {
  font-style: normal;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.brand-tag {
  font-size: 10px;
  color: var(--color-fg-subtle);
  margin-top: 4px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  font-weight: 500;
}

.top-nav {
  display: flex;
  gap: 4px;
  justify-content: center;
  min-height: 40px; /* CLS: reserve space before catalog.json populates nav */
}
.nav-btn {
  min-height: 40px;
  padding: var(--s-2) var(--s-4);
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  color: var(--color-fg-muted);
  font-weight: 600;
  font-size: var(--fs-13);
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  transition: color var(--t-base) var(--ease-out),
    background-color var(--t-base) var(--ease-out),
    transform var(--t-fast) var(--ease-out);
}
.nav-btn:hover {
  color: var(--color-fg);
  background: rgba(255, 255, 255, 0.04);
}
.nav-btn:active {
  transform: scale(0.97);
}
.nav-btn.active {
  color: var(--color-fg);
  background: linear-gradient(135deg, var(--color-secondary), #6366f1);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 6px 20px rgba(67, 56, 202, 0.4);
}
.nav-count {
  font-size: 10px;
  background: rgba(0, 0, 0, 0.32);
  padding: 2px 7px;
  border-radius: var(--r-pill);
  font-variant-numeric: tabular-nums;
}

.search-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  min-height: 40px;
  padding: 0 var(--s-3) 0 var(--s-4);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--r-pill);
  color: var(--color-fg-subtle);
  font-size: var(--fs-13);
  min-width: 280px;
  text-align: left;
  transition: border-color var(--t-base) var(--ease-out),
    background-color var(--t-base) var(--ease-out);
}
.search-trigger:hover {
  border-color: var(--color-border-strong);
  background: rgba(255, 255, 255, 0.07);
  color: var(--color-fg-muted);
}
.search-trigger .icon {
  color: var(--color-fg-subtle);
}
.st-label {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  max-width: 1280px;
  margin: var(--s-8) auto 0;
  padding: var(--s-12) var(--s-6) var(--s-8);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(500px 280px at 75% 50%, rgba(34, 197, 94, 0.15), transparent 60%),
    radial-gradient(500px 280px at 25% 60%, rgba(99, 102, 241, 0.20), transparent 60%);
  z-index: 0;
  filter: blur(8px);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 820px;
}
.hero-eyebrow {
  font-size: 11px;
  letter-spacing: 2.6px;
  text-transform: uppercase;
  color: var(--color-fg-subtle);
  margin-bottom: var(--s-4);
  font-weight: 600;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  line-height: var(--lh-tight);
  margin: 0 0 var(--s-5);
  font-weight: 400;
  letter-spacing: -0.5px;
  text-shadow: 0 0 30px rgba(99, 102, 241, 0.18);
}
.grad {
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  font-size: var(--fs-18);
  color: var(--color-fg-muted);
  max-width: 640px;
  line-height: var(--lh-body);
  margin: 0 0 var(--s-6);
}
.hero-cta {
  display: flex;
  gap: var(--s-3);
  flex-wrap: wrap;
  margin-bottom: var(--s-8);
}

.btn {
  min-height: 44px;
  padding: 0 var(--s-5);
  border-radius: var(--r-pill);
  font-weight: 600;
  font-size: var(--fs-14);
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  transition: transform var(--t-fast) var(--ease-out),
    background-color var(--t-base) var(--ease-out),
    box-shadow var(--t-base) var(--ease-out);
  border: 1px solid transparent;
}
.btn:active {
  transform: scale(0.97);
}
.btn-primary {
  background: var(--color-accent);
  color: #052e16;
  box-shadow: 0 8px 24px rgba(34, 197, 94, 0.32);
}
.btn-primary:hover {
  background: #16a34a;
  box-shadow: 0 10px 28px rgba(34, 197, 94, 0.42);
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--color-border);
  color: var(--color-fg);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.10);
  border-color: var(--color-border-strong);
}

.hero-stats {
  display: flex;
  gap: var(--s-3);
  flex-wrap: wrap;
  min-height: 88px; /* CLS: reserve space for stat cards before catalog loads */
}
.stat-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--r-lg);
  padding: var(--s-4) var(--s-5);
  display: flex;
  align-items: center;
  gap: var(--s-3);
  min-width: 170px;
  transition: border-color var(--t-base) var(--ease-out),
    background-color var(--t-base) var(--ease-out);
}
.stat-card:hover {
  border-color: var(--color-border-strong);
  background: rgba(255, 255, 255, 0.06);
}
.stat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--r-md);
  display: grid;
  place-items: center;
  background: rgba(99, 102, 241, 0.14);
  color: #c7d2fe;
}
.stat-num {
  font-family: var(--font-display);
  font-size: var(--fs-24);
  font-weight: 400;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stat-label {
  font-size: 10px;
  color: var(--color-fg-subtle);
  text-transform: uppercase;
  letter-spacing: 1.4px;
  margin-top: 4px;
  font-weight: 600;
}

/* ---------- Content section ---------- */
.content-section {
  max-width: 1280px;
  margin: var(--s-4) auto 0;
  padding: 0 var(--s-6);
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--s-6);
  margin: var(--s-8) 0 var(--s-5);
  flex-wrap: wrap;
}
.section-head h2 {
  font-family: var(--font-display);
  font-size: var(--fs-32);
  margin: 0;
  font-weight: 400;
  letter-spacing: -0.3px;
}
.section-tag {
  margin: 4px 0 0;
  color: var(--color-fg-muted);
  font-size: var(--fs-13);
}
.collection-pills {
  display: flex;
  gap: var(--s-2);
  flex-wrap: wrap;
  max-width: 100%;
  min-height: 44px; /* CLS: reserve space for pills before catalog loads */
}
.pill {
  min-height: 36px;
  padding: 0 var(--s-4);
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  font-size: var(--fs-13);
  font-weight: 600;
  color: var(--color-fg-muted);
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  transition: color var(--t-base) var(--ease-out),
    background-color var(--t-base) var(--ease-out),
    border-color var(--t-base) var(--ease-out),
    transform var(--t-fast) var(--ease-out);
}
.pill:hover {
  color: var(--color-fg);
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-border-strong);
}
.pill:active {
  transform: scale(0.97);
}
.pill.active {
  color: #052e16;
  background: var(--color-accent);
  border-color: var(--color-accent);
  box-shadow: 0 6px 18px rgba(34, 197, 94, 0.32);
}
.pill .pill-count {
  font-size: 10px;
  opacity: 0.78;
  font-variant-numeric: tabular-nums;
}

/* ---------- Cards grid ---------- */
.content-area {
  margin-top: var(--s-2);
  min-height: 900px; /* CLS: reserve below-fold space so card grid doesn't push footer */
}
.loading,
.empty {
  padding: var(--s-16) var(--s-5);
  text-align: center;
  color: var(--color-fg-muted);
  font-size: var(--fs-14);
}
.empty strong {
  color: var(--color-fg);
}
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--s-3);
}
.card {
  position: relative;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--color-border);
  border-radius: var(--r-lg);
  padding: var(--s-4);
  display: flex;
  align-items: center;
  gap: var(--s-3);
  overflow: hidden;
  transition: transform var(--t-base) var(--ease-out),
    border-color var(--t-base) var(--ease-out),
    background-color var(--t-base) var(--ease-out),
    box-shadow var(--t-base) var(--ease-out);
  cursor: pointer;
  min-height: 80px;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-surface);
  opacity: 0;
  transition: opacity var(--t-base) var(--ease-out);
  pointer-events: none;
}
.card:hover {
  transform: translateY(-2px);
  border-color: var(--color-border-strong);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: var(--elev-3);
}
.card:hover::before {
  opacity: 1;
}
.card:active {
  transform: scale(0.98);
}
.card-art {
  position: relative;
  z-index: 1;
  width: 52px;
  height: 52px;
  border-radius: var(--r-md);
  background: linear-gradient(135deg, #4338ca, #6366f1);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  box-shadow: 0 6px 18px rgba(67, 56, 202, 0.35);
  color: #e0e7ff;
}
.card-art.video {
  background: linear-gradient(135deg, #7c3aed, #a855f7);
  box-shadow: 0 6px 18px rgba(124, 58, 237, 0.35);
}
.card-art.instrumental {
  background: linear-gradient(135deg, #16a34a, #22c55e);
  box-shadow: 0 6px 18px rgba(22, 163, 74, 0.35);
  color: #052e16;
}
.card-art .icon {
  width: 22px;
  height: 22px;
  stroke-width: 2.2;
}
.card-body {
  position: relative;
  z-index: 1;
  flex: 1;
  min-width: 0;
}
.card-title {
  font-weight: 600;
  font-size: var(--fs-14);
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--color-fg);
}
.card-title mark {
  background: rgba(34, 197, 94, 0.22);
  color: var(--color-accent);
  padding: 0 1px;
  border-radius: 2px;
}
.card-sub {
  margin-top: 4px;
  font-size: var(--fs-12);
  color: var(--color-fg-subtle);
  display: flex;
  gap: var(--s-2);
  align-items: center;
}
.badge {
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-size: 9px;
  background: rgba(99, 102, 241, 0.16);
  color: #c7d2fe;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 700;
}
.card-actions {
  position: relative;
  z-index: 1;
  display: flex;
  gap: var(--s-2);
}
.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid transparent;
  display: grid;
  place-items: center;
  color: var(--color-fg);
  transition: background-color var(--t-fast) var(--ease-out),
    color var(--t-fast) var(--ease-out),
    transform var(--t-fast) var(--ease-out);
}
.icon-btn:hover {
  background: var(--color-accent);
  color: #052e16;
}
.icon-btn:active {
  transform: scale(0.94);
}
.icon-btn.play-btn:hover {
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.18);
}

.collection-block {
  margin-bottom: var(--s-10);
  animation: fadeUp var(--t-slow) var(--ease-out) both;
}
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.collection-title {
  display: flex;
  align-items: baseline;
  gap: var(--s-3);
  margin: 0 0 var(--s-3);
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 400;
  letter-spacing: 0.2px;
}
.col-count {
  color: var(--color-fg-subtle);
  font-family: var(--font-body);
  font-size: var(--fs-12);
  font-weight: 500;
  letter-spacing: 0;
}

/* ---------- Footer ---------- */
.site-footer {
  max-width: 1280px;
  margin: var(--s-16) auto 0;
  padding: var(--s-6) var(--s-6);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-13);
  color: var(--color-fg-muted);
  flex-wrap: wrap;
  gap: var(--s-3);
}
.muted {
  color: var(--color-fg-subtle);
}

/* ---------- Audio Bar ---------- */
.audio-bar {
  position: fixed;
  bottom: var(--s-4);
  left: var(--s-4);
  right: var(--s-4);
  z-index: var(--z-audio);
  background: rgba(22, 22, 42, 0.92);
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--r-xl);
  padding: var(--s-3) var(--s-4);
  display: grid;
  grid-template-columns: minmax(180px, 1fr) 2fr auto;
  gap: var(--s-5);
  align-items: center;
  box-shadow: var(--elev-4);
  animation: slideUp var(--t-slow) var(--ease-out);
}
@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: none;
    opacity: 1;
  }
}
.ab-info {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  min-width: 0;
}
.ab-art {
  width: 46px;
  height: 46px;
  border-radius: var(--r-md);
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #4338ca, #22c55e);
  flex-shrink: 0;
  color: white;
}
.ab-meta {
  min-width: 0;
}
.ab-title {
  font-weight: 600;
  font-size: var(--fs-13);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ab-sub {
  font-size: 11px;
  color: var(--color-fg-subtle);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}
.ab-controls {
  display: flex;
  align-items: center;
  gap: var(--s-3);
}
.ab-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #052e16;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  box-shadow: 0 6px 18px rgba(34, 197, 94, 0.35);
  transition: transform var(--t-fast) var(--ease-out),
    background-color var(--t-fast) var(--ease-out);
}
.ab-btn:hover {
  background: #16a34a;
  transform: scale(1.05);
}
.ab-btn:active {
  transform: scale(0.96);
}
.ab-btn .icon {
  width: 18px;
  height: 18px;
}
.ab-btn-sec {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--color-fg-muted);
  background: rgba(255, 255, 255, 0.05);
  transition: color var(--t-fast) var(--ease-out),
    background-color var(--t-fast) var(--ease-out);
}
.ab-btn-sec:hover {
  color: var(--color-fg);
  background: rgba(255, 255, 255, 0.10);
}
.ab-btn-sec .icon {
  width: 14px;
  height: 14px;
}
.ab-time {
  font-size: 11px;
  color: var(--color-fg-subtle);
  font-variant-numeric: tabular-nums;
  min-width: 36px;
}
input[type='range'] {
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  width: 100%;
  height: 18px;
  cursor: pointer;
}
input[type='range']::-webkit-slider-runnable-track {
  height: 4px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--r-pill);
}
input[type='range']::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: white;
  margin-top: -5px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  transition: transform var(--t-fast) var(--ease-out);
}
input[type='range']:hover::-webkit-slider-thumb {
  transform: scale(1.15);
}
input[type='range']::-moz-range-track {
  height: 4px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--r-pill);
}
input[type='range']::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: white;
  border: 0;
}
#abSeek {
  flex: 1;
}
.ab-actions {
  display: flex;
  align-items: center;
  gap: var(--s-2);
}
.ab-vol-wrap {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  color: var(--color-fg-subtle);
}
#abVol {
  width: 90px;
}
.ab-action {
  width: 36px;
  height: 36px;
  border-radius: var(--r-md);
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-fg-muted);
  transition: background-color var(--t-fast) var(--ease-out),
    color var(--t-fast) var(--ease-out);
}
.ab-action:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-fg);
}

/* ---------- Video Modal ---------- */
.video-modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: grid;
  place-items: center;
  padding: var(--s-6);
  animation: fadeIn var(--t-base) var(--ease-out);
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.vm-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(8px);
}
.vm-content {
  position: relative;
  width: min(1100px, 100%);
  max-height: 90vh;
  background: #000;
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--elev-4);
  display: flex;
  flex-direction: column;
  animation: scaleIn var(--t-slow) var(--ease-out);
}
@keyframes scaleIn {
  from {
    transform: scale(0.95);
    opacity: 0;
  }
  to {
    transform: none;
    opacity: 1;
  }
}
.vm-content video {
  width: 100%;
  max-height: 76vh;
  background: #000;
  display: block;
}
/* Buffering overlay — sits above the video element, pointer-events none
   so controls remain clickable. Visibility toggled by the `hidden`
   attribute from app.js, driven by `waiting` / `playing` media events. */
.vm-spinner {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 80px; /* leave the .vm-meta bar uncovered */
  display: grid;
  place-items: center;
  gap: var(--s-3);
  pointer-events: none;
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  z-index: 1;
}
.vm-spinner .spinner-ring {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.18);
  border-top-color: var(--color-accent);
  animation: spinner-rot 0.9s linear infinite;
}
.vm-spinner .spinner-label {
  font-size: var(--fs-13);
  font-weight: 500;
  letter-spacing: 0.02em;
  opacity: 0.9;
}
@keyframes spinner-rot {
  to {
    transform: rotate(360deg);
  }
}
@media (prefers-reduced-motion: reduce) {
  .vm-spinner .spinner-ring {
    animation: none;
    border-top-color: rgba(255, 255, 255, 0.4);
  }
}
.vm-meta {
  padding: var(--s-3) var(--s-5);
  background: var(--color-bg-elev-1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-4);
  border-top: 1px solid var(--color-border);
}
.vm-title {
  font-weight: 600;
  font-size: var(--fs-14);
}
.vm-close {
  position: absolute;
  top: var(--s-3);
  right: var(--s-3);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  z-index: 2;
  display: grid;
  place-items: center;
  transition: background-color var(--t-fast) var(--ease-out);
}
.vm-close:hover {
  background: var(--color-destructive);
}

/* ---------- Command palette (⌘K) ---------- */
.cmdk {
  position: fixed;
  inset: 0;
  z-index: var(--z-cmdk);
  display: grid;
  place-items: start center;
  padding: 12vh var(--s-4) var(--s-4);
  animation: fadeIn var(--t-base) var(--ease-out);
}
.cmdk-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 5, 18, 0.78);
  backdrop-filter: blur(10px);
}
.cmdk-panel {
  position: relative;
  width: min(640px, 100%);
  max-height: 70vh;
  background: var(--color-bg-elev-1);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--r-xl);
  box-shadow: var(--elev-4), 0 0 0 1px rgba(99, 102, 241, 0.12);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: cmdkIn var(--t-slow) var(--ease-out);
}
@keyframes cmdkIn {
  from {
    transform: translateY(-12px) scale(0.98);
    opacity: 0;
  }
  to {
    transform: none;
    opacity: 1;
  }
}
.cmdk-input-wrap {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-4) var(--s-5);
  border-bottom: 1px solid var(--color-border);
}
.cmdk-icon {
  color: var(--color-fg-subtle);
  width: 18px;
  height: 18px;
}
#cmdkInput {
  flex: 1;
  background: transparent;
  border: 0;
  outline: none;
  font-size: var(--fs-16);
  color: var(--color-fg);
}
#cmdkInput::placeholder {
  color: var(--color-fg-subtle);
}
.cmdk-esc {
  text-transform: lowercase;
}
.cmdk-meta {
  padding: var(--s-2) var(--s-5);
  font-size: 11px;
  color: var(--color-fg-subtle);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-weight: 600;
  border-bottom: 1px solid var(--color-border);
  background: rgba(0, 0, 0, 0.18);
}
.cmdk-list {
  flex: 1;
  overflow-y: auto;
  padding: var(--s-2);
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.18) transparent;
}
.cmdk-list::-webkit-scrollbar {
  width: 8px;
}
.cmdk-list::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.14);
  border-radius: 4px;
}
.cmdk-row {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-3) var(--s-3);
  border-radius: var(--r-md);
  cursor: pointer;
  color: var(--color-fg);
}
.cmdk-row .cmdk-icon-wrap {
  width: 36px;
  height: 36px;
  border-radius: var(--r-sm);
  display: grid;
  place-items: center;
  background: rgba(99, 102, 241, 0.15);
  color: #c7d2fe;
  flex-shrink: 0;
}
.cmdk-row.is-video .cmdk-icon-wrap {
  background: rgba(168, 85, 247, 0.18);
  color: #e9d5ff;
}
.cmdk-row.is-instrumental .cmdk-icon-wrap {
  background: rgba(34, 197, 94, 0.18);
  color: #bbf7d0;
}
.cmdk-row .cmdk-icon-wrap .icon {
  width: 16px;
  height: 16px;
}
.cmdk-row-body {
  flex: 1;
  min-width: 0;
}
.cmdk-row-title {
  font-size: var(--fs-14);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cmdk-row-title mark {
  background: transparent;
  color: var(--color-accent);
  font-weight: 700;
}
.cmdk-row-sub {
  font-size: 11px;
  color: var(--color-fg-subtle);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cmdk-row-enter {
  opacity: 0;
  transition: opacity var(--t-fast) var(--ease-out);
  color: var(--color-fg-subtle);
}
.cmdk-row.active {
  background: linear-gradient(90deg, rgba(34, 197, 94, 0.18), rgba(34, 197, 94, 0.04));
  outline: 1px solid rgba(34, 197, 94, 0.32);
}
.cmdk-row.active .cmdk-row-enter {
  opacity: 1;
}
.cmdk-row:hover:not(.active) {
  background: rgba(255, 255, 255, 0.05);
}
.cmdk-empty {
  padding: var(--s-10) var(--s-5);
  text-align: center;
  color: var(--color-fg-subtle);
  font-size: var(--fs-13);
}
.cmdk-empty strong {
  display: block;
  color: var(--color-fg-muted);
  font-size: var(--fs-14);
  margin-bottom: var(--s-3);
}
.cmdk-suggest {
  display: flex;
  gap: var(--s-2);
  flex-wrap: wrap;
  justify-content: center;
  margin-top: var(--s-3);
}
.cmdk-suggest button {
  padding: 6px 12px;
  font-size: var(--fs-12);
  background: rgba(99, 102, 241, 0.14);
  color: #c7d2fe;
  border-radius: var(--r-pill);
  font-weight: 500;
  transition: background-color var(--t-fast) var(--ease-out);
}
.cmdk-suggest button:hover {
  background: rgba(99, 102, 241, 0.26);
}
.cmdk-foot {
  display: flex;
  gap: var(--s-4);
  padding: var(--s-3) var(--s-5);
  border-top: 1px solid var(--color-border);
  font-size: 11px;
  color: var(--color-fg-subtle);
  background: rgba(0, 0, 0, 0.18);
}
.cmdk-hint {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .header-inner {
    grid-template-columns: auto 1fr;
    gap: var(--s-3);
  }
  .top-nav {
    grid-column: 1 / -1;
    order: 3;
    flex-wrap: wrap;
    justify-content: flex-start;
  }
  .search-trigger {
    min-width: 0;
  }
  .st-label {
    display: none;
  }
}
@media (max-width: 768px) {
  .hero {
    padding: var(--s-10) var(--s-5) var(--s-6);
  }
  .audio-bar {
    grid-template-columns: 1fr;
    gap: var(--s-3);
    bottom: var(--s-2);
    left: var(--s-2);
    right: var(--s-2);
    padding: var(--s-3);
  }
  .ab-actions {
    justify-content: space-between;
  }
  #abVol {
    width: 70px;
  }
  .cmdk {
    padding-top: 6vh;
  }
}
@media (max-width: 600px) {
  .brand-tag {
    display: none;
  }
  .stat-card {
    flex: 1 1 calc(50% - 8px);
    min-width: 0;
  }
  .card {
    padding: var(--s-3);
    gap: var(--s-3);
  }
  .card-art {
    width: 48px;
    height: 48px;
  }
  .header-inner {
    padding: var(--s-3) var(--s-4);
  }
  .content-section {
    padding: 0 var(--s-4);
  }
}

/* ---------- SEO content block (below-the-fold) ---------- */
.seo-content {
  max-width: 880px;
  margin: var(--s-16) auto var(--s-8);
  padding: var(--s-8) var(--s-5);
  color: var(--color-fg-muted);
  font-size: var(--fs-14);
  line-height: 1.7;
  border-top: 1px solid var(--color-border);
}
.seo-content h2 {
  color: var(--color-fg);
  font-size: 1.35rem;
  margin: var(--s-8) 0 var(--s-3);
  font-weight: 700;
}
.seo-content h2:first-of-type { margin-top: 0; }
.seo-content p { margin: 0 0 var(--s-4); }
.seo-content a { color: var(--color-accent, #22C55E); text-decoration: none; }
.seo-content a:hover { text-decoration: underline; }
.seo-content strong { color: var(--color-fg); }
.seo-content kbd {
  display: inline-block;
  padding: 1px 6px;
  margin: 0 2px;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 0.85em;
  font-family: inherit;
}
.seo-types, .seo-steps, .seo-popular {
  margin: 0 0 var(--s-5);
  padding-left: 1.2em;
}
.seo-types li, .seo-steps li { margin-bottom: var(--s-3); }
.seo-popular {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2) var(--s-4);
  list-style: none;
  padding-left: 0;
}
.seo-popular li { margin: 0; }
.seo-faq dt {
  color: var(--color-fg);
  font-weight: 600;
  margin-top: var(--s-4);
}
.seo-faq dd {
  margin: 4px 0 var(--s-3) 0;
}

/* ---------- Song / Collection pages ---------- */
.song-page main, .collection-page main {
  max-width: 880px;
  margin: 0 auto;
  padding: var(--s-6) var(--s-5) var(--s-12);
}
.breadcrumb {
  font-size: var(--fs-13);
  color: var(--color-fg-muted);
  margin-bottom: var(--s-5);
}
.breadcrumb a { color: var(--color-fg-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--color-fg); text-decoration: underline; }
.song-page h1, .collection-page h1 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.2;
  margin: 0 0 var(--s-4);
}
.song-page .lede, .collection-page .lede {
  color: var(--color-fg-muted);
  font-size: var(--fs-15);
  line-height: 1.7;
  margin-bottom: var(--s-6);
}
.song-player {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--r-lg);
  padding: var(--s-4);
  margin-bottom: var(--s-5);
}
.song-player audio, .song-player video {
  width: 100%;
  display: block;
  border-radius: var(--r-md);
}
.song-actions {
  display: flex;
  gap: var(--s-3);
  flex-wrap: wrap;
  margin-bottom: var(--s-8);
}
.song-details h2, .song-page .related h2, .song-page .faq h2,
.collection-page .faq h2, .collection-page .items h2 {
  font-size: 1.2rem;
  margin: var(--s-8) 0 var(--s-3);
  color: var(--color-fg);
}
.song-facts {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 6px var(--s-4);
  font-size: var(--fs-14);
  margin: var(--s-3) 0;
}
.song-facts dt { color: var(--color-fg-muted); }
.song-facts dd { margin: 0; color: var(--color-fg); }
.song-facts a { color: var(--color-accent, #22C55E); text-decoration: none; }
.related-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--s-4);
  display: grid;
  gap: var(--s-2);
}
.related-list a {
  display: block;
  padding: var(--s-2) var(--s-3);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--r-md);
  color: var(--color-fg);
  text-decoration: none;
  font-size: var(--fs-14);
  transition: border-color var(--t-base) var(--ease-out), background-color var(--t-base) var(--ease-out);
}
.related-list a:hover {
  border-color: var(--color-border-strong);
  background: rgba(255,255,255,0.06);
}
.collection-page .items-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--s-3);
}
.collection-page .items-grid a {
  display: block;
  padding: var(--s-3) var(--s-4);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--r-md);
  color: var(--color-fg);
  text-decoration: none;
  font-size: var(--fs-14);
}
.collection-page .items-grid a:hover {
  border-color: var(--color-border-strong);
  background: rgba(255,255,255,0.06);
}