:root{
  --bg:#080d12;
  --bg-soft:#0c141b;
  --panel:#101b23;
  --panel-2:#0d161d;
  --border:rgba(255,255,255,.08);
  --border-strong:rgba(255,255,255,.14);
  --text:#e9f2f2;
  --text-dim:#8ea3a8;
  --text-faint:#5c7075;
  --accent:#bdf3e6;
  --accent-strong:#8fe9d4;
  --accent-ink:#08201a;
  --accent-2:#9db3ff;
  --danger:#ff8a80;
  --ok:#7ee6b0;
  --warn:#ffcf7d;
  --radius:14px;
  --radius-sm:9px;
  --shell-max:560px;
  /* liquid glass surface: translucent panel + blur so the moving
     background shows through, plus a thin top rim-light and a soft
     cast shadow to read as a curved, lit piece of glass. */
  --glass-bg:rgba(16,27,35,.52);
  --glass-bg-soft:rgba(13,22,29,.4);
  --glass-border:rgba(255,255,255,.14);
  --glass-highlight:inset 0 1px 0 rgba(255,255,255,.16), inset 0 -1px 0 rgba(0,0,0,.22);
  --glass-shadow:0 12px 34px rgba(2,6,10,.4);
  --glass-blur:blur(20px) saturate(150%);
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;}
}
*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Segoe UI',Inter,system-ui,-apple-system,sans-serif;
  -webkit-font-smoothing:antialiased;
  padding-top:env(safe-area-inset-top,0px);
}
html{scroll-padding-top:env(safe-area-inset-top,0px);}
::selection{background:var(--accent);color:var(--accent-ink);}
button{font-family:inherit;}
input,textarea,select{font-family:inherit;}
a{color:inherit;}

.wave-field{position:fixed;inset:0;overflow:hidden;z-index:0;pointer-events:none;background:var(--bg);}
.wave-field svg{position:absolute;inset:-10% -20%;width:140%;height:120%;animation:waveDrift 26s ease-in-out infinite;}
.wave-field .glow{
  position:absolute;top:-20%;right:-10%;width:70%;height:60%;
  background:radial-gradient(circle,rgba(125,230,208,.16),transparent 70%);
  filter:blur(10px);
  animation:blobFloatA 22s ease-in-out infinite;
}
/* two extra liquid blobs, added purely via pseudo-elements so every page
   that already has .wave-field gets them for free, no markup changes. */
.wave-field::before,.wave-field::after{
  content:"";position:absolute;border-radius:50%;filter:blur(46px);
}
.wave-field::before{
  width:60%;height:50%;left:-18%;bottom:-14%;
  background:radial-gradient(circle,rgba(157,179,255,.16),transparent 70%);
  animation:blobFloatB 30s ease-in-out infinite;
}
.wave-field::after{
  width:45%;height:40%;left:30%;top:20%;
  background:radial-gradient(circle,rgba(125,230,208,.10),transparent 70%);
  animation:blobFloatC 34s ease-in-out infinite;
}
@keyframes waveDrift{
  0%{transform:translate3d(0,0,0) rotate(0deg);}
  50%{transform:translate3d(-3%,1.5%,0) rotate(.6deg);}
  100%{transform:translate3d(0,0,0) rotate(0deg);}
}
@keyframes blobFloatA{
  0%,100%{transform:translate3d(0,0,0) scale(1);}
  50%{transform:translate3d(-6%,8%,0) scale(1.12);}
}
@keyframes blobFloatB{
  0%,100%{transform:translate3d(0,0,0) scale(1);}
  50%{transform:translate3d(8%,-6%,0) scale(1.15);}
}
@keyframes blobFloatC{
  0%,100%{transform:translate3d(0,0,0) scale(1);}
  50%{transform:translate3d(-5%,-5%,0) scale(.9);}
}

/* ---------- LOADER (index only) ---------- */
#loader{
  position:fixed;inset:0;z-index:100;
  display:flex;align-items:center;justify-content:center;flex-direction:column;
  background:var(--bg);
  transition:opacity .5s ease, visibility .5s ease;
}
#loader.hidden{opacity:0;visibility:hidden;pointer-events:none;}
.brand-mark{font-size:2.6rem;font-weight:800;letter-spacing:-.02em;display:flex;align-items:baseline;gap:2px;color:var(--text);}
.brand-mark .x{color:var(--accent);font-style:italic;transform:skewX(-8deg);display:inline-block;}
#loader .brand-mark{opacity:0;transform:translateY(6px) scale(.98);animation:brandIn .8s cubic-bezier(.2,.7,.2,1) forwards .15s;}
#loader .bar{width:120px;height:2px;background:rgba(255,255,255,.08);margin-top:26px;border-radius:2px;overflow:hidden;}
#loader .bar i{display:block;height:100%;width:30%;background:var(--accent);animation:loadBar 1.1s ease-in-out infinite;}
@keyframes brandIn{to{opacity:1;transform:none;}}
@keyframes loadBar{0%{transform:translateX(-100%);}50%{transform:translateX(120%);}100%{transform:translateX(320%);}}

/* ---------- SHELL ---------- */
#app{position:relative;z-index:1;max-width:var(--shell-max);margin:0 auto;min-height:100vh;}
#app.fade-in{opacity:0;animation:appIn .35s ease forwards;}
@keyframes appIn{to{opacity:1;}}

header.topbar{
  position:sticky;top:0;top:env(safe-area-inset-top,0px);z-index:20;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 20px;background:var(--glass-bg-soft);
  -webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);
  border-bottom:1px solid var(--glass-border);
  box-shadow:inset 0 -1px 0 rgba(255,255,255,.05);
  text-decoration:none;
}
.logo{font-size:1.3rem;font-weight:800;letter-spacing:-.02em;display:flex;gap:1px;text-decoration:none;color:var(--text);}
.logo .x{color:var(--accent);font-style:italic;transform:skewX(-8deg);}
.topbar-actions{display:flex;gap:8px;align-items:center;}
.icon-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--glass-border);
  background:rgba(255,255,255,.05);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  color:var(--text);display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:background .15s,border-color .15s;text-decoration:none;
  box-shadow:var(--glass-highlight);
}
.icon-btn:hover{background:rgba(255,255,255,.1);}
.icon-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.icon-btn svg{width:18px;height:18px;}

main{padding:28px 20px 110px;}

.eyebrow-plain{color:var(--text-dim);font-size:.82rem;margin-bottom:6px;}
h1.hero{font-size:2.1rem;line-height:1.15;font-weight:800;letter-spacing:-.02em;margin:0 0 14px;}
h1.page-title{font-size:1.7rem;font-weight:800;letter-spacing:-.01em;margin:0 0 6px;}
.page-sub{color:var(--text-dim);font-size:.9rem;margin:0 0 24px;}
.hero-sub{color:var(--text-dim);font-size:.98rem;line-height:1.55;margin:0 0 22px;max-width:46ch;}

.btn{border:none;border-radius:999px;padding:13px 22px;font-size:.95rem;font-weight:700;cursor:pointer;transition:transform .12s ease, filter .12s ease;position:relative;overflow:hidden;}
.btn:active{transform:scale(.97);}
.btn-primary{background:linear-gradient(180deg,#d9fbf3,var(--accent-strong));color:var(--accent-ink);box-shadow:0 6px 18px rgba(143,233,212,.25), inset 0 1px 0 rgba(255,255,255,.6);}
.btn-primary::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(255,255,255,.55) 0%,rgba(255,255,255,0) 30%);pointer-events:none;}
.btn-primary:hover{filter:brightness(1.04);}
.btn-primary:disabled{filter:grayscale(.5);opacity:.55;cursor:not-allowed;transform:none;}
.btn-ghost{background:rgba(255,255,255,.05);border:1px solid var(--glass-border);color:var(--text);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:var(--glass-highlight);}
.btn-ghost:hover{background:rgba(255,255,255,.09);}
.btn-danger{background:rgba(255,138,128,.08);border:1px solid rgba(255,138,128,.4);color:var(--danger);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);}
.btn-danger:hover{background:rgba(255,138,128,.14);}
.btn-block{width:100%;}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px;}

.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px;}
.stat-card{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius);padding:16px 14px;box-shadow:var(--glass-highlight),var(--glass-shadow);}
.stat-card .ic{width:30px;height:30px;border-radius:8px;background:rgba(189,243,230,.1);display:flex;align-items:center;justify-content:center;margin-bottom:14px;}
.stat-card .ic svg{width:15px;height:15px;color:var(--accent);}
.stat-card .num{font-size:1.7rem;font-weight:800;line-height:1;}
.stat-card .lbl{color:var(--text-dim);font-size:.78rem;margin-top:6px;}

.plan-card{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius);padding:18px;margin-bottom:34px;box-shadow:var(--glass-highlight),var(--glass-shadow);}
.plan-card .plan-lbl{color:var(--text-dim);font-size:.76rem;margin-bottom:4px;}
.plan-card .plan-name{font-weight:800;font-size:1.05rem;}
.plan-card .plan-name.vip{color:var(--accent);}
.plan-card .plan-quota{color:var(--text-dim);font-size:.82rem;margin-top:3px;}
.plan-card .btn{padding:10px 16px;font-size:.85rem;white-space:nowrap;}

section.card{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:18px;padding:22px 18px;margin-bottom:20px;box-shadow:var(--glass-highlight),var(--glass-shadow);}
section.card h2{font-size:1.4rem;font-weight:800;letter-spacing:-.01em;margin:0 0 6px;}
section.card .card-sub{color:var(--text-dim);font-size:.9rem;margin:0 0 20px;}

.tabs{display:flex;gap:8px;background:rgba(255,255,255,.05);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);padding:5px;border-radius:999px;margin-bottom:18px;border:1px solid var(--glass-border);box-shadow:var(--glass-highlight);}
.tab{flex:1;text-align:center;padding:12px 10px;border-radius:999px;border:none;background:transparent;color:var(--text-dim);font-weight:700;font-size:.92rem;cursor:pointer;transition:.15s;}
.tab.active{background:linear-gradient(180deg,#e6fcf6,var(--accent));color:var(--accent-ink);box-shadow:0 4px 14px rgba(143,233,212,.28), inset 0 1px 0 rgba(255,255,255,.6);}
.panel{display:none;}
.panel.active{display:block;}

.dropzone{border:1.5px dashed var(--glass-border);border-radius:var(--radius);padding:38px 16px;text-align:center;cursor:pointer;transition:border-color .15s,background .15s;background:rgba(255,255,255,.02);}
.dropzone:hover,.dropzone.drag{border-color:var(--accent-strong);background:rgba(189,243,230,.05);}
.dropzone .up-ic{width:52px;height:52px;border-radius:12px;background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--glass-border);display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:var(--glass-highlight);}
.dropzone .up-ic svg{width:22px;height:22px;color:var(--accent);}
.dropzone p.title{font-weight:700;margin:0 0 6px;}
.dropzone p.sub{color:var(--text-dim);font-size:.85rem;margin:0 0 16px;}
.fmt-row{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;}
.fmt-pill{border:1px solid var(--border-strong);border-radius:999px;padding:5px 12px;font-size:.75rem;color:var(--text-dim);}
input[type=file]{display:none;}

label.field-label{display:block;font-size:.76rem;letter-spacing:.02em;color:var(--text-dim);margin-bottom:10px;}
textarea,.text-input{width:100%;background:rgba(255,255,255,.04);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:var(--radius-sm);color:var(--text);padding:14px;font-size:.95rem;resize:vertical;box-shadow:inset 0 1px 0 rgba(255,255,255,.06);}
textarea:focus,.text-input:focus{outline:none;border-color:var(--accent-strong);}
textarea::placeholder,.text-input::placeholder{color:var(--text-faint);}
textarea{min-height:96px;}

.hint{color:var(--text-dim);font-size:.82rem;line-height:1.5;margin-top:14px;}

.settings-block{margin-top:20px;padding-top:20px;border-top:1px solid var(--border);}
.settings-block h3{font-size:.95rem;font-weight:800;margin:0 0 14px;}
.speed-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:6px;}
.speed-chip{border:1px solid var(--glass-border);background:rgba(255,255,255,.04);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--text-dim);border-radius:999px;padding:11px 0;font-weight:700;font-size:.85rem;cursor:pointer;box-shadow:var(--glass-highlight);}
.speed-chip.active{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);box-shadow:0 4px 14px rgba(143,233,212,.3), inset 0 1px 0 rgba(255,255,255,.6);}

.quota-lock{margin-top:14px;padding:12px 14px;border-radius:var(--radius-sm);background:rgba(255,207,125,.09);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,207,125,.25);color:var(--warn);font-size:.82rem;}

/* mode toggle (direct vs proxy) */
.mode-toggle{display:flex;gap:8px;margin-bottom:14px;}
.mode-btn{flex:1;padding:12px 8px;border-radius:var(--radius-sm);border:1px solid var(--glass-border);background:rgba(255,255,255,.04);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--text-dim);font-weight:700;font-size:.82rem;cursor:pointer;}
.mode-btn.active{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);}

.conn-banner{border-radius:var(--radius-sm);padding:13px 14px;font-size:.84rem;margin-top:14px;display:none;line-height:1.5;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);}
.conn-banner.show{display:block;}
.conn-banner.ok{background:rgba(126,230,176,.1);border:1px solid rgba(126,230,176,.3);color:var(--ok);}
.conn-banner.err{background:rgba(255,138,128,.1);border:1px solid rgba(255,138,128,.3);color:var(--danger);}
.conn-banner.pending{background:rgba(255,255,255,.06);border:1px solid var(--border-strong);color:var(--text-dim);}

/* ---------- custom preview player ---------- */
.player{display:flex;align-items:center;gap:12px;background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:999px;padding:8px 16px 8px 8px;margin-bottom:10px;box-shadow:var(--glass-highlight);}
.player-play{flex-shrink:0;width:34px;height:34px;border-radius:50%;border:none;background:var(--accent);color:var(--accent-ink);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:filter .12s ease;padding:0;box-shadow:0 3px 10px rgba(143,233,212,.3), inset 0 1px 0 rgba(255,255,255,.6);}
.player-play:hover{filter:brightness(1.06);}
.player-play svg{width:14px;height:14px;}
.player-play .ic-pause{display:none;}
.player-play.playing .ic-play{display:none;}
.player-play.playing .ic-pause{display:block;}
.player-body{flex:1;min-width:0;}
.player-seek{-webkit-appearance:none;appearance:none;width:100%;height:3px;background:rgba(255,255,255,.14);border-radius:999px;outline:none;margin:0;cursor:pointer;}
.player-seek::-webkit-slider-thumb{-webkit-appearance:none;width:11px;height:11px;border-radius:50%;background:var(--accent);border:none;margin-top:-4px;}
.player-seek::-moz-range-thumb{width:11px;height:11px;border-radius:50%;background:var(--accent);border:none;}
.player-seek::-moz-range-track{height:3px;background:rgba(255,255,255,.14);border-radius:999px;}
.player-seek:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
.player-time{display:flex;justify-content:space-between;font-size:.7rem;color:var(--text-faint);margin-top:6px;}

/* ---------- upload progress ---------- */
.progress-row{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.progress-bar{flex:1;height:4px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;}
.progress-bar i{display:block;height:100%;width:0%;background:var(--accent);transition:width .2s ease;}
.progress-pct{font-size:.72rem;color:var(--text-dim);font-weight:700;min-width:32px;text-align:right;}

/* library / tracks */
.track{border:1px solid var(--glass-border);border-radius:var(--radius);padding:14px;margin-bottom:12px;background:var(--glass-bg-soft);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);box-shadow:var(--glass-highlight);}
.track-top{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;margin-bottom:10px;flex-wrap:wrap;}
.track-tags{display:flex;gap:6px;flex-wrap:wrap;}
.track-src,.track-speed{font-size:.68rem;letter-spacing:.03em;color:var(--text-faint);border:1px solid var(--border);border-radius:6px;padding:3px 7px;white-space:nowrap;}
.status-pill{font-size:.68rem;font-weight:700;padding:3px 9px;border-radius:999px;white-space:nowrap;}
.status-draft{background:rgba(255,255,255,.08);color:var(--text-dim);}
.status-processing,.status-publishing{background:rgba(255,207,125,.15);color:var(--warn);}
.status-published{background:rgba(126,230,176,.15);color:var(--ok);}
.status-failed{background:rgba(255,138,128,.15);color:var(--danger);}
.track input.text-input{margin-bottom:8px;font-size:.9rem;padding:10px 12px;}
.track .track-name-static{margin:0 0 10px;font-weight:700;font-size:.92rem;}
.track-actions{display:flex;gap:8px;align-items:center;}
.track-actions .btn{padding:9px 14px;font-size:.82rem;flex:1;}
.track-msg{font-size:.78rem;color:var(--text-dim);margin-top:8px;line-height:1.4;}
.track-msg.err{color:var(--danger);}
.empty-state{color:var(--text-dim);font-size:.88rem;padding:20px 4px;text-align:center;}

/* modal (menu sheet only, now that pages are separate) */
.modal-veil{position:fixed;inset:0;background:rgba(4,7,10,.55);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:flex-end;justify-content:center;z-index:60;opacity:0;pointer-events:none;transition:opacity .2s ease;}
.modal-veil.open{opacity:1;pointer-events:auto;}
.modal{width:100%;max-width:var(--shell-max);background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:22px 22px 0 0;padding:24px 20px calc(24px + env(safe-area-inset-bottom,0px));transform:translateY(16px);transition:transform .25s cubic-bezier(.2,.8,.2,1);max-height:88vh;overflow-y:auto;box-shadow:inset 0 1px 0 rgba(255,255,255,.16),0 -12px 34px rgba(2,6,10,.4);}
.modal-veil.open .modal{transform:none;}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;}
.modal-head h3{margin:0;font-size:1.15rem;font-weight:800;}
.menu-sheet .menu-item{display:flex;align-items:center;gap:12px;padding:14px 4px;border-bottom:1px solid var(--border);background:none;border-left:none;border-right:none;border-top:none;color:var(--text);width:100%;text-align:left;font-size:.95rem;font-weight:600;cursor:pointer;text-decoration:none;}
.menu-sheet .menu-item:last-child{border-bottom:none;}
.menu-sheet .menu-item svg{width:18px;height:18px;color:var(--accent);flex-shrink:0;}

.field{margin-bottom:16px;}
.field label{display:block;font-size:.8rem;color:var(--text-dim);margin-bottom:7px;}
.field .note{font-size:.76rem;color:var(--text-faint);margin-top:6px;line-height:1.4;}
.divider{border:none;border-top:1px solid var(--border);margin:20px 0;}

/* owner page */
.owner-locked,.owner-unlocked{display:none;}
.owner-locked.show,.owner-unlocked.show{display:block;}
.vip-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--border);}
.vip-row:last-child{border-bottom:none;}
.vip-row .uid{font-weight:700;font-size:.92rem;}
.vip-row .uid-note{color:var(--text-dim);font-size:.76rem;}
.vip-empty{color:var(--text-dim);font-size:.85rem;padding:8px 0;}
.add-row{display:flex;gap:8px;}
.add-row .text-input{flex:1;}

/* bottom nav */
.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;max-width:var(--shell-max);margin:0 auto;background:var(--glass-bg-soft);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border-top:1px solid var(--glass-border);box-shadow:inset 0 1px 0 rgba(255,255,255,.05);padding:8px 6px calc(8px + env(safe-area-inset-bottom,0px));}
.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:6px 0;color:var(--text-faint);text-decoration:none;font-size:.68rem;font-weight:700;border-radius:10px;}
.nav-item svg{width:20px;height:20px;}
.nav-item.active{color:var(--accent);}

.toast{position:fixed;left:50%;bottom:calc(90px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:rgba(233,242,242,.92);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);color:var(--bg);padding:12px 18px;border-radius:999px;font-size:.85rem;font-weight:600;z-index:80;opacity:0;pointer-events:none;transition:opacity .25s ease, transform .25s ease;max-width:88%;text-align:center;box-shadow:0 10px 26px rgba(2,6,10,.35), inset 0 1px 0 rgba(255,255,255,.6);}
.toast.show{opacity:1;transform:translateX(-50%) translateY(-4px);}
.toast.err{background:rgba(58,20,20,.85);color:#ffb3ab;border:1px solid rgba(255,138,128,.4);}

footer.foot{padding:10px 20px 8px;text-align:center;color:var(--text-faint);font-size:.78rem;}