:root {
  /* ── Palette ── */
  --bg:           #0d0d0f;
  --bg-2:         #111113;
  --bg-3:         #16161a;
  --surface:      #1a1a1f;
  --surface-2:    #202028;
  --border:       rgba(255,255,255,0.07);
  --border-hover: rgba(255,255,255,0.14);
  --divider:      rgba(255,255,255,0.04);

  /* ── Text ── */
  --text:         #eeeef5;
  --text-2:       #a0a0b8;
  --text-3:       #606078;
  --text-inv:     #0d0d0f;

  /* ── Brand ── */
  --primary:      #5865F2;
  --primary-dim:  rgba(88,101,242,0.16);
  --primary-glow: rgba(88,101,242,0.35);
  --accent:       #E91E8C;
  --accent-dim:   rgba(233,30,140,0.14);
  --gold:         #FFD700;
  --gold-dim:     rgba(255,215,0,0.12);

  /* ── Semantic ── */
  --green:        #57F287;
  --green-dim:    rgba(87,242,135,0.12);
  --red:          #ED4245;
  --red-dim:      rgba(237,66,69,0.12);
  --yellow:       #FEE75C;

  /* ── Gradients ── */
  --grad-brand:   linear-gradient(135deg, #5865F2 0%, #E91E8C 100%);
  --grad-gold:    linear-gradient(135deg, #FFD700 0%, #FF8C00 100%);
  --grad-card:    linear-gradient(180deg, rgba(255,255,255,0.03) 0%, transparent 100%);

  /* ── Typography ── */
  --font-sans:    'Space Grotesk', system-ui, sans-serif;
  --font-mono:    'Space Mono', 'Courier New', monospace;

  /* ── Scale ── */
  --text-xs:      0.72rem;
  --text-sm:      0.8125rem;
  --text-base:    0.9375rem;
  --text-lg:      1.0625rem;
  --text-xl:      1.25rem;
  --text-2xl:     1.5rem;
  --text-3xl:     1.875rem;
  --text-4xl:     2.5rem;

  /* ── Spacing ── */
  --s1: 0.25rem;
  --s2: 0.5rem;
  --s3: 0.75rem;
  --s4: 1rem;
  --s5: 1.25rem;
  --s6: 1.5rem;
  --s8: 2rem;
  --s10: 2.5rem;
  --s12: 3rem;
  --s16: 4rem;

  /* ── Radius ── */
  --r-sm:   6px;
  --r:      10px;
  --r-lg:   16px;
  --r-xl:   20px;
  --r-full: 9999px;

  /* ── Shadows ── */
  --shadow-sm:  0 1px 3px rgba(0,0,0,.5);
  --shadow:     0 4px 16px rgba(0,0,0,.6);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.7);
  --shadow-glow:0 0 24px rgba(88,101,242,.25);

  /* ── Nav ── */
  --nav-h: 60px;
  --max-w: 1200px;
}

/* ================================================================
   RESET & BASE
   ================================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  font-size: var(--text-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
}

a { color: inherit; text-decoration: none; }
img, video { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }
h1,h2,h3,h4,h5,h6 { line-height: 1.2; font-weight: 800; letter-spacing: -0.02em; }

/* ================================================================
   SCROLLBAR
   ================================================================ */
::-webkit-scrollbar            { width: 5px; height: 5px; }
::-webkit-scrollbar-track      { background: transparent; }
::-webkit-scrollbar-thumb      { background: rgba(255,255,255,.08); border-radius: var(--r-full); }
::-webkit-scrollbar-thumb:hover{ background: rgba(255,255,255,.15); }

/* ================================================================
   LAYOUT UTILITIES
   ================================================================ */
.container   { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--s6); }
.container-sm{ max-width: 680px;        margin: 0 auto; padding: 0 var(--s6); }
.sr-only     { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; }

/* ================================================================
   NAVBAR
   ================================================================ */
.navbar {
  position: sticky; top: 0; z-index: 200;
  height: var(--nav-h);
  background: rgba(13,13,15,0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}
.navbar__inner {
  display: flex; align-items: center;
  height: 100%; gap: var(--s4);
}
.navbar__logo {
  display: flex; align-items: center; gap: var(--s2);
  font-family: var(--font-mono); font-weight: 700;
  font-size: var(--text-lg); color: var(--text);
  flex-shrink: 0; text-decoration: none;
}
.navbar__logo-icon { font-size: 1.4rem; }
.navbar__logo-word { background: var(--grad-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.navbar__search {
  flex: 1; max-width: 380px;
  display: flex; align-items: center;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-full); padding: 0 var(--s4);
  gap: var(--s2); height: 36px; transition: border-color .2s, box-shadow .2s;
}
.navbar__search:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-dim); }
.navbar__search-icon { color: var(--text-3); flex-shrink: 0; font-size: 0.85rem; }
.navbar__search input {
  flex: 1; background: none; border: none; outline: none;
  color: var(--text); font-size: var(--text-sm);
}
.navbar__search input::placeholder { color: var(--text-3); }

.navbar__nav {
  display: flex; align-items: center; gap: var(--s2);
  margin-left: auto;
}
.navbar__link {
  display: flex; align-items: center; gap: 5px;
  padding: 6px 10px; border-radius: var(--r-sm);
  font-size: var(--text-sm); font-weight: 600; color: var(--text-2);
  transition: color .15s, background .15s;
}
.navbar__link:hover   { color: var(--text); background: var(--surface); }
.navbar__link.active  { color: var(--text); background: var(--surface); }

/* Notification bell */
.navbar__notif {
  position: relative; width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--r-sm); color: var(--text-2);
  transition: color .15s, background .15s;
}
.navbar__notif:hover { color: var(--text); background: var(--surface); }
.navbar__notif-badge {
  position: absolute; top: 4px; right: 4px;
  min-width: 16px; height: 16px; padding: 0 4px;
  background: var(--red); color: #fff;
  font-size: 9px; font-weight: 700; border-radius: var(--r-full);
  display: flex; align-items: center; justify-content: center;
  pointer-events: none;
}

/* Avatar button */
.navbar__avatar {
  width: 34px; height: 34px; border-radius: 50%;
  overflow: hidden; border: 2px solid var(--border);
  transition: border-color .15s; flex-shrink: 0;
  cursor: pointer;
}
.navbar__avatar:hover { border-color: var(--primary); }
.navbar__avatar img { width: 100%; height: 100%; object-fit: cover; }

/* Mobile hamburger */
.navbar__burger {
  display: none; flex-direction: column; gap: 4px;
  padding: 6px; border-radius: var(--r-sm);
  background: none; border: none; cursor: pointer;
}
.navbar__burger span {
  display: block; width: 20px; height: 2px;
  background: var(--text-2); border-radius: 2px;
  transition: all .2s;
}
.navbar__burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.navbar__burger.open span:nth-child(2) { opacity: 0; }
.navbar__burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Dropdown menu */
.navbar__dropdown {
  position: absolute; top: calc(var(--nav-h) + 4px); right: var(--s6);
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); box-shadow: var(--shadow-lg);
  min-width: 200px; z-index: 300; overflow: hidden;
  opacity: 0; pointer-events: none;
  transform: translateY(-6px);
  transition: opacity .15s, transform .15s;
}
.navbar__dropdown.open { opacity: 1; pointer-events: auto; transform: none; }
.navbar__dropdown-item {
  display: flex; align-items: center; gap: var(--s3);
  padding: var(--s3) var(--s4); font-size: var(--text-sm);
  color: var(--text-2); cursor: pointer; transition: all .1s;
  text-decoration: none;
}
.navbar__dropdown-item:hover { background: var(--surface-2); color: var(--text); }
.navbar__dropdown-divider { height: 1px; background: var(--divider); margin: var(--s1) 0; }

/* Notification panel */
.notif-panel {
  position: absolute; top: calc(var(--nav-h) + 4px); right: var(--s6);
  width: 340px; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); box-shadow: var(--shadow-lg);
  z-index: 300; overflow: hidden;
  opacity: 0; pointer-events: none;
  transform: translateY(-6px);
  transition: opacity .15s, transform .15s;
}
.notif-panel.open { opacity: 1; pointer-events: auto; transform: none; }
.notif-panel__header {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--s4) var(--s5); border-bottom: 1px solid var(--border);
  font-size: var(--text-sm); font-weight: 700;
}
.notif-panel__list { max-height: 380px; overflow-y: auto; }
.notif-item {
  display: flex; gap: var(--s3); padding: var(--s4) var(--s5);
  border-bottom: 1px solid var(--divider);
  transition: background .12s; cursor: pointer;
}
.notif-item:hover { background: var(--surface-2); }
.notif-item.unread { background: rgba(88,101,242,.06); }
.notif-item__icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 2px; }
.notif-item__body { flex: 1; min-width: 0; }
.notif-item__text { font-size: var(--text-sm); color: var(--text); line-height: 1.4; }
.notif-item__time { font-size: var(--text-xs); color: var(--text-3); margin-top: 3px; }
.notif-panel__empty { padding: var(--s8); text-align: center; color: var(--text-3); font-size: var(--text-sm); }

/* ================================================================
   HERO / FEATURED TRACK
   ================================================================ */
.hero {
  position: relative; overflow: hidden;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: var(--s10) 0;
}
.hero__bg {
  position: absolute; inset: 0; z-index: 0;
  background-size: cover; background-position: center;
  filter: blur(32px) saturate(1.4);
  opacity: 0.18; transform: scale(1.08);
}
.hero__overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(13,13,15,.5) 0%, rgba(13,13,15,.92) 100%);
}
.hero__inner { position: relative; z-index: 2; display: flex; align-items: center; gap: var(--s8); flex-wrap: wrap; }
.hero__art {
  width: 180px; height: 180px; border-radius: var(--r-lg);
  object-fit: cover; box-shadow: var(--shadow-lg);
  flex-shrink: 0; border: 2px solid rgba(255,255,255,.1);
}
.hero__content { flex: 1; min-width: 240px; }
.hero__label {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: var(--text-xs); font-weight: 700;
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--gold); margin-bottom: var(--s3);
}
.hero__title {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 900; color: var(--text); margin-bottom: var(--s2);
}
.hero__artist { font-size: var(--text-lg); color: var(--text-2); margin-bottom: var(--s5); }
.hero__meta { display: flex; align-items: center; gap: var(--s4); flex-wrap: wrap; margin-bottom: var(--s6); }
.hero__actions { display: flex; gap: var(--s3); flex-wrap: wrap; }

/* ================================================================
   BUTTONS
   ================================================================ */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 20px; border-radius: var(--r-full);
  font-size: var(--text-sm); font-weight: 700;
  border: none; cursor: pointer; text-decoration: none;
  transition: all .18s; white-space: nowrap;
  line-height: 1;
}
.btn-primary   { background: var(--primary); color: #fff; }
.btn-primary:hover { background: #4752c4; box-shadow: 0 4px 16px rgba(88,101,242,.4); }
.btn-accent    { background: var(--grad-brand); color: #fff; }
.btn-accent:hover { opacity: .9; box-shadow: 0 4px 20px rgba(233,30,140,.35); }
.btn-ghost {
  background: transparent; color: var(--text-2);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--border-hover); color: var(--text); background: var(--surface); }
.btn-surface { background: var(--surface-2); color: var(--text-2); }
.btn-surface:hover { background: var(--surface); color: var(--text); }
.btn-sm  { padding: 6px 14px; font-size: var(--text-xs); }
.btn-lg  { padding: 13px 28px; font-size: var(--text-base); }
.btn-icon{ padding: 8px; border-radius: var(--r); }
.btn[disabled], .btn:disabled { opacity: .45; pointer-events: none; }

/* Vote button */
.btn-vote {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: var(--r-full);
  font-size: var(--text-sm); font-weight: 700;
  border: 1.5px solid var(--border);
  background: transparent; color: var(--text-2);
  cursor: pointer; transition: all .18s;
  user-select: none;
}
.btn-vote:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-dim); }
.btn-vote.voted { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-vote.voted:hover { background: var(--red); border-color: var(--red); }
.btn-vote .vote-count { font-family: var(--font-mono); font-size: var(--text-xs); }
.btn-vote .vote-arrow { font-size: 1rem; transition: transform .18s; }
.btn-vote.voted .vote-arrow { transform: scale(1.3); }

/* ================================================================
   GENRE FILTER BAR
   ================================================================ */
.genre-bar {
  display: flex; align-items: center; gap: var(--s2);
  overflow-x: auto; padding: var(--s3) 0;
  scrollbar-width: none;
}
.genre-bar::-webkit-scrollbar { display: none; }
.genre-pill {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 14px; border-radius: var(--r-full);
  font-size: var(--text-xs); font-weight: 700;
  border: 1px solid var(--border); color: var(--text-2);
  background: var(--surface); white-space: nowrap;
  cursor: pointer; transition: all .15s; text-decoration: none;
  flex-shrink: 0;
}
.genre-pill:hover   { border-color: var(--primary); color: var(--primary); background: var(--primary-dim); }
.genre-pill.active  { border-color: var(--primary); background: var(--primary); color: #fff; }
.genre-pill .emoji  { font-size: 0.9rem; }

/* ================================================================
   FEED / SORT BAR
   ================================================================ */
.feed-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--s4) 0; gap: var(--s4); flex-wrap: wrap;
}
.feed-header__title { font-size: var(--text-xl); font-weight: 800; }
.feed-header__controls { display: flex; gap: var(--s2); align-items: center; flex-wrap: wrap; }
.sort-btn {
  padding: 5px 12px; border-radius: var(--r-full);
  font-size: var(--text-xs); font-weight: 700;
  border: 1px solid var(--border); color: var(--text-2);
  background: transparent; cursor: pointer; transition: all .15s;
  text-decoration: none;
}
.sort-btn:hover  { border-color: var(--border-hover); color: var(--text); }
.sort-btn.active { border-color: var(--primary); color: var(--primary); background: var(--primary-dim); }

/* ================================================================
   TRACK CARDS
   ================================================================ */
.tracks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--s5);
}
.tracks-grid--list { grid-template-columns: 1fr; gap: var(--s3); }

.track-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); overflow: hidden;
  display: flex; flex-direction: column;
  transition: border-color .18s, transform .18s, box-shadow .18s;
  position: relative;
}
.track-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.track-card__thumb {
  position: relative; aspect-ratio: 16/9;
  overflow: hidden; background: var(--surface-2); flex-shrink: 0;
}
.track-card__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.track-card:hover .track-card__thumb img { transform: scale(1.04); }
.track-card__platform {
  position: absolute; bottom: var(--s2); left: var(--s2);
  display: flex; align-items: center; gap: 4px;
  background: rgba(0,0,0,.75); backdrop-filter: blur(6px);
  border-radius: var(--r-sm); padding: 3px 8px;
  font-size: 10px; font-weight: 700; color: #fff;
}
.track-card__rank {
  position: absolute; top: var(--s2); left: var(--s2);
  width: 28px; height: 28px; border-radius: var(--r-sm);
  background: rgba(0,0,0,.8); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 700; color: #fff;
}
.track-card__rank--gold   { background: var(--gold); color: #000; }
.track-card__rank--silver { background: #C0C0C0; color: #000; }
.track-card__rank--bronze { background: #CD7F32; color: #000; }
.track-card__explicit {
  position: absolute; top: var(--s2); right: var(--s2);
  background: var(--red); color: #fff; font-size: 9px;
  font-weight: 700; padding: 2px 5px; border-radius: 3px;
}
.track-card__play-overlay {
  position: absolute; inset: 0; background: rgba(0,0,0,.45);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .18s;
}
.track-card:hover .track-card__play-overlay { opacity: 1; }
.track-card__play-btn {
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(255,255,255,.95); color: var(--bg);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; transform: scale(.85); transition: transform .18s;
  text-decoration: none;
}
.track-card:hover .track-card__play-btn { transform: scale(1); }

.track-card__body { padding: var(--s4); flex: 1; display: flex; flex-direction: column; gap: var(--s3); }
.track-card__meta { display: flex; align-items: center; justify-content: space-between; }
.track-card__title {
  font-size: var(--text-base); font-weight: 800; color: var(--text);
  line-height: 1.3;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.track-card__title a { color: inherit; text-decoration: none; }
.track-card__title a:hover { color: var(--primary); }
.track-card__artist {
  display: flex; align-items: center; gap: var(--s2);
  font-size: var(--text-sm); color: var(--text-2); text-decoration: none;
}
.track-card__artist:hover { color: var(--primary); }
.track-card__artist img { width: 20px; height: 20px; border-radius: 50%; object-fit: cover; }
.track-card__footer {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: auto; padding-top: var(--s2);
  border-top: 1px solid var(--divider);
}
.track-card__stats { display: flex; align-items: center; gap: var(--s3); }
.track-card__stat {
  display: flex; align-items: center; gap: 4px;
  font-size: var(--text-xs); color: var(--text-3);
  font-family: var(--font-mono);
}
.track-card__genre {
  font-size: var(--text-xs); font-weight: 700;
  color: var(--text-3); text-decoration: none;
  padding: 2px 8px; border-radius: var(--r-full);
  border: 1px solid var(--divider);
  transition: all .12s;
}
.track-card__genre:hover { border-color: var(--primary); color: var(--primary); }

/* List variant */
.tracks-grid--list .track-card { flex-direction: row; }
.tracks-grid--list .track-card__thumb { width: 100px; min-width: 100px; aspect-ratio: 1; border-radius: 0; }
.tracks-grid--list .track-card__play-overlay { border-radius: 0; }

/* ================================================================
   BADGES / TAGS
   ================================================================ */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px; border-radius: var(--r-sm);
  font-size: var(--text-xs); font-weight: 700;
  background: var(--surface-2); color: var(--text-2);
  border: 1px solid var(--border);
}
.badge-primary { background: var(--primary-dim); color: var(--primary); border-color: rgba(88,101,242,.3); }
.badge-accent  { background: var(--accent-dim);  color: var(--accent);  border-color: rgba(233,30,140,.3); }
.badge-gold    { background: var(--gold-dim);    color: var(--gold);    border-color: rgba(255,215,0,.3);  }
.badge-green   { background: var(--green-dim);   color: var(--green);   border-color: rgba(87,242,135,.3); }
.badge-red     { background: var(--red-dim);     color: var(--red);     border-color: rgba(237,66,69,.3);  }
.badge-verify  { background: var(--primary-dim); color: var(--primary); }

/* Explicit label */
.explicit-badge {
  background: var(--red); color: #fff; font-size: 9px; font-weight: 700;
  padding: 1px 4px; border-radius: 3px; letter-spacing: .04em;
}

/* ================================================================
   PROFILE PAGE
   ================================================================ */
.profile-header {
  background: var(--bg-2); border-bottom: 1px solid var(--border);
  padding: var(--s12) 0 0;
}
.profile-header__inner {
  display: flex; align-items: flex-end; gap: var(--s6); flex-wrap: wrap;
  padding-bottom: var(--s6);
}
.profile-header__avatar {
  width: 100px; height: 100px; border-radius: 50%;
  border: 3px solid var(--border); object-fit: cover;
  flex-shrink: 0; box-shadow: var(--shadow);
}
.profile-header__info { flex: 1; min-width: 200px; }
.profile-header__name {
  font-size: var(--text-2xl); font-weight: 900;
  display: flex; align-items: center; gap: var(--s2); flex-wrap: wrap;
}
.profile-header__handle { font-size: var(--text-base); color: var(--text-3); font-weight: 400; }
.profile-header__bio { color: var(--text-2); margin: var(--s2) 0 var(--s4); max-width: 520px; }
.profile-header__stats { display: flex; gap: var(--s6); flex-wrap: wrap; margin-bottom: var(--s4); }
.profile-stat { text-align: center; }
.profile-stat__num { font-family: var(--font-mono); font-size: var(--text-xl); font-weight: 700; color: var(--text); }
.profile-stat__label { font-size: var(--text-xs); color: var(--text-3); }
.profile-header__actions { display: flex; gap: var(--s2); flex-wrap: wrap; }
.profile-tabs {
  display: flex; gap: 0; border-top: 1px solid var(--border);
  overflow-x: auto; scrollbar-width: none;
}
.profile-tabs::-webkit-scrollbar { display: none; }
.profile-tab {
  padding: var(--s3) var(--s5); font-size: var(--text-sm); font-weight: 700;
  color: var(--text-3); cursor: pointer; white-space: nowrap;
  border-bottom: 2px solid transparent; transition: all .15s;
  text-decoration: none;
}
.profile-tab:hover { color: var(--text); }
.profile-tab.active { color: var(--text); border-bottom-color: var(--primary); }

/* ================================================================
   TRACK DETAIL PAGE
   ================================================================ */
.track-detail__hero {
  background: var(--bg-2); border-bottom: 1px solid var(--border);
  padding: var(--s10) 0;
  position: relative; overflow: hidden;
}
.track-detail__grid { display: grid; grid-template-columns: 280px 1fr; gap: var(--s8); align-items: start; }
.track-detail__art {
  width: 100%; aspect-ratio: 1; border-radius: var(--r-lg);
  object-fit: cover; box-shadow: var(--shadow-lg);
}
.track-detail__title { font-size: var(--text-3xl); font-weight: 900; margin-bottom: var(--s2); }
.track-detail__artist { font-size: var(--text-lg); color: var(--text-2); margin-bottom: var(--s5); }
.track-detail__actions { display: flex; gap: var(--s3); flex-wrap: wrap; margin-bottom: var(--s5); }
.track-detail__stats { display: flex; gap: var(--s5); flex-wrap: wrap; }
.track-detail__stat { display: flex; align-items: center; gap: 6px; color: var(--text-2); font-size: var(--text-sm); }
.track-detail__stat strong { color: var(--text); font-family: var(--font-mono); }

/* ================================================================
   COMMENTS
   ================================================================ */
.comments-section { padding: var(--s10) 0; }
.comment-form {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: var(--s5);
  display: flex; gap: var(--s4); margin-bottom: var(--s8);
}
.comment-form textarea {
  flex: 1; background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--r); padding: var(--s3) var(--s4);
  resize: none; color: var(--text); min-height: 80px;
  transition: border-color .15s;
}
.comment-form textarea:focus { outline: none; border-color: var(--primary); }
.comment-form textarea::placeholder { color: var(--text-3); }
.comment { display: flex; gap: var(--s4); padding: var(--s4) 0; border-bottom: 1px solid var(--divider); }
.comment:last-child { border-bottom: none; }
.comment__avatar { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.comment__body { flex: 1; min-width: 0; }
.comment__header { display: flex; align-items: baseline; gap: var(--s2); flex-wrap: wrap; margin-bottom: var(--s1); }
.comment__author { font-weight: 700; font-size: var(--text-sm); color: var(--text); text-decoration: none; }
.comment__author:hover { color: var(--primary); }
.comment__time { font-size: var(--text-xs); color: var(--text-3); }
.comment__text { font-size: var(--text-sm); color: var(--text-2); line-height: 1.6; white-space: pre-wrap; word-break: break-word; }
.comment__actions { display: flex; gap: var(--s3); margin-top: var(--s2); }
.comment__action-btn { font-size: var(--text-xs); color: var(--text-3); cursor: pointer; transition: color .12s; background: none; border: none; }
.comment__action-btn:hover { color: var(--primary); }
.comment__replies { margin-left: 52px; }

/* ================================================================
   FORMS (submit / register / login)
   ================================================================ */
.form-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-xl); padding: var(--s8);
  box-shadow: var(--shadow);
}
.form-group { margin-bottom: var(--s5); }
.form-label {
  display: block; font-size: var(--text-xs); font-weight: 700;
  text-transform: uppercase; letter-spacing: .07em;
  color: var(--text-3); margin-bottom: var(--s2);
}
.form-label span { color: var(--red); }
.form-input, .form-select, .form-textarea {
  width: 100%; background: var(--bg-3); border: 1px solid var(--border);
  border-radius: var(--r); padding: 10px var(--s4);
  font-size: var(--text-base); color: var(--text); outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-dim);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-3); }
.form-input.error { border-color: var(--red); }
.form-hint { font-size: var(--text-xs); color: var(--text-3); margin-top: var(--s2); }
.form-error { font-size: var(--text-xs); color: var(--red); margin-top: var(--s2); }
.form-select option { background: var(--surface); }
.form-textarea { resize: vertical; min-height: 120px; }
.form-check {
  display: flex; align-items: center; gap: var(--s3); cursor: pointer;
  font-size: var(--text-sm); color: var(--text-2);
}
.form-check input { width: 16px; height: 16px; accent-color: var(--primary); flex-shrink: 0; }

/* Character counter */
.char-count { font-size: var(--text-xs); color: var(--text-3); text-align: right; }
.char-count.over { color: var(--red); }

/* Platform preview card */
.oembed-preview {
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: var(--r); padding: var(--s4);
  display: flex; gap: var(--s4); align-items: center;
  margin-top: var(--s3);
}
.oembed-preview img { width: 60px; height: 60px; border-radius: var(--r-sm); object-fit: cover; flex-shrink: 0; }
.oembed-preview__title { font-size: var(--text-sm); font-weight: 700; color: var(--text); }
.oembed-preview__author { font-size: var(--text-xs); color: var(--text-2); margin-top: 3px; }

/* ================================================================
   LEADERBOARD / TOP 10
   ================================================================ */
.leaderboard-table { width: 100%; border-collapse: collapse; }
.leaderboard-row {
  display: grid; grid-template-columns: 48px 1fr auto;
  align-items: center; gap: var(--s4);
  padding: var(--s4); border-radius: var(--r);
  border: 1px solid transparent; margin-bottom: var(--s2);
  transition: all .18s; cursor: pointer; text-decoration: none; color: inherit;
}
.leaderboard-row:hover { background: var(--surface); border-color: var(--border); }
.leaderboard-row--1 { background: linear-gradient(135deg, rgba(255,215,0,.08), rgba(255,140,0,.04)); border-color: rgba(255,215,0,.2); }
.leaderboard-row--2 { background: linear-gradient(135deg, rgba(192,192,192,.06), transparent); border-color: rgba(192,192,192,.15); }
.leaderboard-row--3 { background: linear-gradient(135deg, rgba(205,127,50,.06), transparent); border-color: rgba(205,127,50,.15); }
.leaderboard-rank {
  font-family: var(--font-mono); font-size: var(--text-lg); font-weight: 700;
  text-align: center; color: var(--text-3);
}
.leaderboard-rank--1 { color: var(--gold); }
.leaderboard-rank--2 { color: #C0C0C0; }
.leaderboard-rank--3 { color: #CD7F32; }
.leaderboard-track { display: flex; align-items: center; gap: var(--s4); min-width: 0; }
.leaderboard-track__art { width: 52px; height: 52px; border-radius: var(--r-sm); object-fit: cover; flex-shrink: 0; }
.leaderboard-track__title { font-weight: 800; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.leaderboard-track__artist { font-size: var(--text-sm); color: var(--text-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.leaderboard-votes { text-align: right; }
.leaderboard-votes__num { font-family: var(--font-mono); font-size: var(--text-lg); font-weight: 700; color: var(--text); }
.leaderboard-votes__bar { height: 4px; background: var(--surface-2); border-radius: var(--r-full); margin-top: 6px; overflow: hidden; width: 80px; }
.leaderboard-votes__fill { height: 100%; background: var(--grad-brand); border-radius: var(--r-full); transition: width 1s cubic-bezier(.4,0,.2,1); }

/* ================================================================
   SEARCH PAGE
   ================================================================ */
.search-hero { padding: var(--s10) 0; background: var(--bg-2); border-bottom: 1px solid var(--border); }
.search-hero__form { display: flex; gap: var(--s3); max-width: 640px; }
.search-hero__input {
  flex: 1; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-full); padding: 12px var(--s5);
  font-size: var(--text-base); color: var(--text); outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.search-hero__input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-dim); }
.search-tabs { display: flex; gap: var(--s2); padding: var(--s4) 0; border-bottom: 1px solid var(--border); }
.search-tab {
  padding: 6px 16px; border-radius: var(--r-full);
  font-size: var(--text-sm); font-weight: 700;
  border: 1px solid var(--border); color: var(--text-2);
  cursor: pointer; transition: all .15s; text-decoration: none;
}
.search-tab:hover   { border-color: var(--border-hover); color: var(--text); }
.search-tab.active  { background: var(--primary); border-color: var(--primary); color: #fff; }

/* Artist card grid */
.artists-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px,1fr)); gap: var(--s4); }
.artist-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: var(--s5);
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: var(--s3); text-decoration: none;
  transition: border-color .15s, transform .15s, box-shadow .15s;
}
.artist-card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: var(--shadow); }
.artist-card__avatar { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; border: 2px solid var(--border); }
.artist-card__name { font-weight: 800; color: var(--text); font-size: var(--text-sm); }
.artist-card__handle { font-size: var(--text-xs); color: var(--text-3); }
.artist-card__stats { display: flex; gap: var(--s3); font-size: var(--text-xs); color: var(--text-3); font-family: var(--font-mono); }

/* ================================================================
   TOAST NOTIFICATIONS
   ================================================================ */
.toast-container {
  position: fixed; bottom: var(--s5); right: var(--s5);
  z-index: 1000; display: flex; flex-direction: column; gap: var(--s2);
  pointer-events: none;
}
.toast {
  display: flex; align-items: center; gap: var(--s3);
  padding: var(--s3) var(--s5); border-radius: var(--r);
  font-size: var(--text-sm); font-weight: 600;
  background: var(--surface); border: 1px solid var(--border);
  box-shadow: var(--shadow-lg); pointer-events: auto;
  animation: toastIn .25s ease forwards;
  max-width: 320px;
}
.toast.hide { animation: toastOut .2s ease forwards; }
.toast-success { border-left: 3px solid var(--green); }
.toast-error   { border-left: 3px solid var(--red);   }
.toast-info    { border-left: 3px solid var(--primary); }
@keyframes toastIn  { from { opacity:0; transform:translateX(20px); } to { opacity:1; transform:none; } }
@keyframes toastOut { to   { opacity:0; transform:translateX(20px); } }

/* ================================================================
   FLASH MESSAGES
   ================================================================ */
.flash {
  padding: var(--s3) var(--s5); border-radius: var(--r);
  font-size: var(--text-sm); font-weight: 600; margin-bottom: var(--s5);
}
.flash-success { background: var(--green-dim);  color: var(--green); border: 1px solid rgba(87,242,135,.25); }
.flash-error   { background: var(--red-dim);    color: var(--red);   border: 1px solid rgba(237,66,69,.25); }
.flash-info    { background: var(--primary-dim);color: var(--primary);border: 1px solid rgba(88,101,242,.25); }

/* ================================================================
   MODALS
   ================================================================ */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.7);
  backdrop-filter: blur(4px); z-index: 500;
  display: flex; align-items: center; justify-content: center;
  padding: var(--s4); opacity: 0; pointer-events: none;
  transition: opacity .2s;
}
.modal-overlay.open { opacity: 1; pointer-events: auto; }
.modal {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-xl); padding: var(--s8);
  box-shadow: var(--shadow-lg); max-width: 480px; width: 100%;
  transform: scale(.96) translateY(8px); transition: transform .2s;
}
.modal-overlay.open .modal { transform: none; }
.modal__header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--s5); }
.modal__title  { font-size: var(--text-xl); font-weight: 800; }
.modal__close  { color: var(--text-3); font-size: 1.2rem; cursor: pointer; transition: color .12s; }
.modal__close:hover { color: var(--text); }

/* ================================================================
   EMPTY STATES
   ================================================================ */
.empty-state {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: var(--s16) var(--s6); text-align: center; gap: var(--s4);
  color: var(--text-3);
}
.empty-state__icon { font-size: 3rem; opacity: .5; }
.empty-state__title { font-size: var(--text-lg); font-weight: 700; color: var(--text-2); }
.empty-state__body  { font-size: var(--text-sm); max-width: 320px; line-height: 1.6; }

/* ================================================================
   SKELETON LOADERS
   ================================================================ */
@keyframes shimmer { from { background-position: -400px 0; } to { background-position: 400px 0; } }
.skeleton {
  background: linear-gradient(90deg, var(--surface) 25%, var(--surface-2) 50%, var(--surface) 75%);
  background-size: 800px 100%; border-radius: var(--r);
  animation: shimmer 1.4s infinite linear;
}
.skeleton-text { height: 14px; margin-bottom: var(--s2); }
.skeleton-title { height: 22px; width: 60%; margin-bottom: var(--s3); }
.skeleton-thumb { aspect-ratio: 16/9; border-radius: var(--r-lg) var(--r-lg) 0 0; }
.skeleton-avatar { width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0; }

/* ================================================================
   UTILITIES
   ================================================================ */
.text-primary  { color: var(--primary); }
.text-accent   { color: var(--accent); }
.text-muted    { color: var(--text-2); }
.text-faint    { color: var(--text-3); }
.text-mono     { font-family: var(--font-mono); }
.text-center   { text-align: center; }
.fw-black      { font-weight: 900; }
.fw-bold       { font-weight: 700; }
.d-flex        { display: flex; }
.align-center  { align-items: center; }
.gap-2         { gap: var(--s2); }
.gap-3         { gap: var(--s3); }
.gap-4         { gap: var(--s4); }
.mt-4          { margin-top: var(--s4); }
.mt-6          { margin-top: var(--s6); }
.mt-8          { margin-top: var(--s8); }
.mb-4          { margin-bottom: var(--s4); }
.mb-6          { margin-bottom: var(--s6); }
.py-8          { padding: var(--s8) 0; }
.py-12         { padding: var(--s12) 0; }
.truncate      { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.grad-text     { background: var(--grad-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.verified-icon { color: var(--primary); font-size: .9em; }

/* ================================================================
   ANIMATIONS
   ================================================================ */
@keyframes fadeUp   { from { opacity:0; transform:translateY(16px); } to { opacity:1; transform:none; } }
@keyframes fadeIn   { from { opacity:0; } to { opacity:1; } }
@keyframes pulse    { 0%,100% { opacity:1; } 50% { opacity:.5; } }
@keyframes spin     { to { transform: rotate(360deg); } }
.anim-fade-up   { animation: fadeUp .4s ease both; }
.anim-fade-in   { animation: fadeIn .3s ease both; }
.spinner        { animation: spin .8s linear infinite; display: inline-block; }

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 768px) {
  :root { --nav-h: 56px; }
  .container { padding: 0 var(--s4); }

  .navbar__search { display: none; }
  .navbar__burger { display: flex; }
  .navbar__nav { display: none; flex-direction: column; position: absolute; top: var(--nav-h); left: 0; right: 0; background: var(--bg-2); border-bottom: 1px solid var(--border); padding: var(--s4); gap: var(--s2); }
  .navbar__nav.open { display: flex; }
  .navbar__link { justify-content: flex-start; }

  .hero__art { width: 120px; height: 120px; }
  .hero__title { font-size: var(--text-2xl); }

  .tracks-grid { grid-template-columns: 1fr; }
  .track-detail__grid { grid-template-columns: 1fr; }
  .track-detail__art { max-width: 240px; }

  .leaderboard-row { grid-template-columns: 36px 1fr auto; gap: var(--s3); padding: var(--s3); }
  .leaderboard-track__art { width: 42px; height: 42px; }
  .leaderboard-votes__bar { width: 50px; }

  .artists-grid { grid-template-columns: repeat(2, 1fr); }
  .profile-header__avatar { width: 72px; height: 72px; }
  .profile-header__stats { gap: var(--s4); }
  .notif-panel { width: calc(100vw - var(--s8)); right: var(--s4); }
  .modal { padding: var(--s5); }
  .toast-container { left: var(--s4); right: var(--s4); }
}

@media (max-width: 480px) {
  .hero__inner { flex-direction: column; align-items: flex-start; }
  .tracks-grid--list .track-card { flex-direction: column; }
  .tracks-grid--list .track-card__thumb { width: 100%; min-width: unset; aspect-ratio: 16/9; }
  .comment-form { flex-direction: column; }
  .form-card { padding: var(--s5); border-radius: var(--r-lg); }
}