:root {
  --ink: #08090c;
  --ink-soft: #0d1015;
  --panel: rgba(17, 21, 27, 0.78);
  --panel-solid: #11151a;
  --line: rgba(241, 238, 231, 0.13);
  --line-strong: rgba(241, 238, 231, 0.25);
  --paper: #f1eee7;
  --muted: #9da3ae;
  --purple: #9b7cff;
  --blue: #5b8cff;
  --danger: #ff867b;
  --success: #76a2ff;
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 30px;
  --shadow: 0 32px 90px rgba(0, 0, 0, 0.36);
  --max-width: 1480px;
  font-family: "Manrope", "Noto Sans TC", "Microsoft JhengHei UI", system-ui, sans-serif;
  color: var(--paper);
  background: var(--ink);
  font-synthesis: none;
}

html[data-theme="light"] {
  --ink: #f3f6fb;
  --ink-soft: #e9eef6;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-solid: #ffffff;
  --line: rgba(18, 24, 38, 0.12);
  --line-strong: rgba(18, 24, 38, 0.23);
  --paper: #121826;
  --muted: #657086;
  --purple: #7159df;
  --blue: #356fdb;
  --danger: #c44e45;
  --success: #356fdb;
  --shadow: 0 30px 80px rgba(45, 58, 85, 0.16);
  color-scheme: light;
}
html[data-theme="dark"] { color-scheme: dark; }

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { max-width: 100%; overflow-x: clip; scroll-behavior: smooth; background: var(--ink); }
html[lang="zh-Hans"] { font-family: "Manrope", "Noto Sans SC", "Microsoft YaHei UI", system-ui, sans-serif; }
html[lang="ja"] { font-family: "Manrope", "Noto Sans JP", "Yu Gothic UI", system-ui, sans-serif; }
body { margin: 0; min-width: 320px; max-width: 100%; min-height: 100vh; overflow-x: clip; color: var(--paper); background: radial-gradient(circle at 70% -15%, rgba(155,124,255,.14), transparent 34%), var(--ink); -webkit-user-select: none; user-select: none; }
input[type="text"], input[type="password"], input[type="search"], input[type="email"], input[type="url"], input[type="tel"], input[type="number"], textarea, [contenteditable="true"] { -webkit-user-select: text; user-select: text; }
::selection { color: inherit; background: transparent; }
input::selection, textarea::selection, [contenteditable="true"]::selection { color: #f7f9fd; background: rgba(53,111,219,.78); }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { color: inherit; }
[hidden] { display: none !important; }
.visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important; }

.ambient-canvas { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; opacity: .42; z-index: 0; }
.page-noise { position: fixed; inset: 0; pointer-events: none; z-index: 0; opacity: .045; background-image: repeating-radial-gradient(circle at 20% 30%, rgba(255,255,255,.18) 0 .4px, transparent .6px 3px); background-size: 5px 5px; }
.app-loader { position: fixed; z-index: 500; inset: 0; display: grid; place-items: center; overflow: hidden; opacity: 1; visibility: visible; background: var(--ink); transition: opacity .42s cubic-bezier(.22,1,.36,1), visibility .42s; }.app-loader.is-complete { opacity: 0; visibility: hidden; pointer-events: none; }.app-loader img { grid-area: 1 / 1; width: 82px; height: 82px; border: 1px solid var(--line-strong); border-radius: 22px; box-shadow: 0 18px 46px rgba(0,0,0,.42), 0 0 38px rgba(91,140,255,.16); animation: loader-icon 1.55s cubic-bezier(.45,0,.55,1) infinite; }.app-loader span { grid-area: 1 / 1; width: 112px; height: 112px; border: 1px solid transparent; border-top-color: rgba(91,140,255,.76); border-right-color: rgba(155,124,255,.36); border-radius: 50%; animation: loader-orbit 1.2s linear infinite; }@keyframes loader-icon { 50% { transform: scale(.965); filter: brightness(1.12); } }@keyframes loader-orbit { to { transform: rotate(360deg); } }

.site-header { position: sticky; top: 0; z-index: 20; height: 76px; padding: 0 clamp(22px, 4vw, 70px); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; border-bottom: 1px solid var(--line); background: rgba(8,9,12,.76); backdrop-filter: blur(22px) saturate(130%); }
.brand { display: inline-flex; align-items: center; gap: 12px; width: max-content; font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.brand-mark { width: 34px; height: 26px; display: flex; align-items: center; justify-content: center; gap: 3px; border: 1px solid var(--line-strong); border-radius: 8px; }
.brand-mark i { display: block; width: 2px; border-radius: 2px; background: linear-gradient(var(--purple), var(--blue)); animation: signal 1.8s ease-in-out infinite; }
.brand-mark i:nth-child(1) { height: 8px; animation-delay: -.5s; }.brand-mark i:nth-child(2) { height: 14px; animation-delay: -.2s; }.brand-mark i:nth-child(3) { height: 10px; animation-delay: -.8s; }.brand-mark i:nth-child(4) { height: 17px; animation-delay: -.35s; }
@keyframes signal { 50% { transform: scaleY(.45); opacity: .5; } }
.main-nav { display: flex; align-items: center; gap: 4px; padding: 5px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.025); }
.main-nav a { padding: 10px 16px; border-radius: 999px; color: var(--muted); font-size: 13px; transition: color .2s, background .2s; }
.main-nav a:hover, .main-nav a:focus-visible { color: var(--paper); }
.main-nav a.active { color: var(--ink); background: var(--paper); }
.header-actions { justify-self: end; display: flex; align-items: center; gap: 9px; }
.desktop-display-controls { display: flex; align-items: center; gap: 9px; }
.mobile-settings { position: relative; display: none; }
.account-menu { position: relative; }
.account-chip { min-height: 38px; display: inline-flex; align-items: center; gap: 9px; padding: 4px 11px 4px 5px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: transparent; font: 10px ui-monospace,monospace; letter-spacing: .04em; cursor: pointer; transition: color .2s,border-color .2s,background .2s; }
.account-chip:hover, .account-chip[aria-expanded="true"] { color: var(--paper); border-color: var(--line-strong); background: rgba(255,255,255,.055); }
.account-chip img, .account-avatar-fallback { width: 28px; height: 28px; flex: 0 0 28px; display: grid; place-items: center; overflow: hidden; border-radius: 50%; object-fit: cover; color: var(--paper); background: linear-gradient(135deg,var(--purple),var(--blue)); font-size: 9px; }
.account-name { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.account-chevron { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.6; transition: transform .2s; }.account-chip[aria-expanded="true"] .account-chevron { transform: rotate(180deg); }
.account-popover { position: absolute; z-index: 80; top: calc(100% + 10px); right: 0; width: 190px; padding: 6px; border: 1px solid var(--line-strong); border-radius: 14px; background: var(--panel-solid); box-shadow: 0 22px 60px rgba(0,0,0,.42); }
.account-popover button { width: 100%; min-height: 44px; padding: 0 12px; display: flex; align-items: center; gap: 11px; border: 0; border-radius: 9px; color: var(--muted); background: transparent; cursor: pointer; text-align: left; }.account-popover button:hover { color: var(--paper); background: rgba(91,140,255,.11); }.account-popover svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; }
.language-picker { position: relative; }
.language-toggle { min-width: 66px; min-height: 36px; padding: 0 12px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: rgba(255,255,255,.025); cursor: pointer; font-size: 11px; letter-spacing: .05em; transition: border-color .2s, color .2s, background .2s; }
.language-toggle:hover, .language-toggle[aria-expanded="true"] { border-color: var(--line-strong); color: var(--paper); background: rgba(255,255,255,.06); }
.language-toggle i { width: 6px; height: 6px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: rotate(45deg) translateY(-2px); transition: transform .2s; }
.language-toggle[aria-expanded="true"] i { transform: rotate(225deg) translate(-1px,-1px); }
.language-options { position: absolute; z-index: 50; top: calc(100% + 10px); right: 0; min-width: 170px; padding: 6px; border: 1px solid var(--line-strong); border-radius: 14px; background: rgba(15,18,23,.97); box-shadow: 0 22px 60px rgba(0,0,0,.42); backdrop-filter: blur(22px); }
.language-options button { width: 100%; padding: 10px 12px; border: 0; border-radius: 9px; color: var(--muted); background: transparent; text-align: left; cursor: pointer; font-size: 12px; }
.language-options button:hover, .language-options button.active { color: var(--paper); background: rgba(155,124,255,.12); }
.icon-button { width: 38px; height: 38px; padding: 0; }
.icon-button svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.theme-button { position: relative; overflow: hidden; }
.theme-button .theme-icon { position: absolute; display: block; opacity: 0; transform: scale(.72) rotate(-28deg); transition: opacity .28s ease, transform .42s cubic-bezier(.22,1,.36,1); }
html[data-theme="dark"] .theme-button .theme-icon-sun, html[data-theme="light"] .theme-button .theme-icon-moon { opacity: 1; transform: scale(1) rotate(0); }

.site-main { position: relative; z-index: 1; width: min(calc(100% - 44px), var(--max-width)); min-height: calc(100vh - 155px); margin: 0 auto; padding: 62px 0 100px; }
.site-footer { position: relative; z-index: 1; display: flex; justify-content: space-between; gap: 20px; padding: 28px clamp(22px,4vw,70px); border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; letter-spacing: .13em; text-transform: uppercase; }

.eyebrow { margin: 0 0 15px; color: var(--blue); font-size: 11px; line-height: 1.2; font-weight: 700; letter-spacing: .19em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { letter-spacing: -.032em; font-weight: 600; }
h1 { margin-bottom: 24px; font-size: clamp(50px, 7.5vw, 116px); line-height: .95; font-weight: 600; }
h2 { margin-bottom: 14px; font-size: clamp(28px, 3.2vw, 52px); line-height: 1.05; font-weight: 600; }
h3 { font-size: 21px; font-weight: 600; }
p { line-height: 1.75; }
.muted-copy, .hero-lede, .page-intro > p:last-child, .section-heading > p:last-child { color: var(--muted); }
.gradient-text { background: linear-gradient(110deg, #f1eee7 10%, #b8abff 48%, #5b8cff 86%); -webkit-background-clip: text; background-clip: text; color: transparent; }

.hero { min-height: calc(100vh - 165px); display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr); align-items: center; gap: clamp(34px, 6vw, 110px); }
.hero-copy { padding-bottom: 8vh; }
.home-hero h1 { max-width: 11em; font-size: clamp(42px,6.2vw,88px); line-height: 1.12; letter-spacing: -.02em; }
.home-hero .gradient-text { display: inline-block; margin-top: .055em; }
.hero-lede { max-width: 660px; font-size: clamp(17px,1.6vw,22px); }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 38px; }
.hero-actions .secondary-button { min-height: 48px; }
.primary-button, .secondary-button, .quiet-button, .text-button { display: inline-flex; justify-content: center; align-items: center; border: 0; cursor: pointer; transition: transform .2s, background .2s, border-color .2s, color .2s, opacity .2s; }
.primary-button { min-height: 48px; padding: 0 23px; color: #08090c; background: var(--paper); border: 1px solid var(--paper); border-radius: 999px; font-weight: 680; }
.primary-button:hover { transform: translateY(-2px); background: white; }
.secondary-button { min-height: 43px; padding: 0 18px; border: 1px solid var(--line-strong); border-radius: 999px; background: rgba(255,255,255,.04); }
.secondary-button:hover { border-color: var(--paper); background: rgba(255,255,255,.08); }
.quiet-button { padding: 9px 13px; border: 1px solid var(--line); border-radius: 999px; background: transparent; color: var(--muted); font-size: 12px; }
.quiet-button:hover { border-color: var(--line-strong); color: var(--paper); }
.text-button { padding: 8px 0; color: var(--muted); background: transparent; font-size: 12px; }
.text-button:hover { color: var(--paper); }
.text-link { color: var(--muted); border-bottom: 1px solid var(--line-strong); padding-bottom: 5px; }
.text-link:hover { color: var(--paper); }
button:disabled, .primary-button:disabled, .secondary-button:disabled { cursor: not-allowed; opacity: .35; transform: none; }

.section-block { margin: 0 0 150px; }.section-heading { max-width: 900px; margin-bottom: 54px; }.section-heading.compact { margin-bottom: 38px; }.section-heading > p:last-child { max-width: 720px; font-size: 17px; }
.feature-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.feature-card { min-height: 330px; padding: 28px; display: flex; flex-direction: column; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.018); transition: transform .25s, background .25s; }
.feature-card:hover { position: relative; z-index: 1; transform: translateY(-6px); background: rgba(91,140,255,.08); }.feature-index { color: var(--muted); font-family: ui-monospace, monospace; font-size: 11px; }.feature-card h3 { margin-top: 72px; }.feature-card p { color: var(--muted); }.card-link { margin-top: auto; color: var(--blue); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }

.ab-player { display: grid; grid-template-columns: minmax(320px,.9fr) 1.1fr; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: var(--panel-solid); box-shadow: var(--shadow); }
.ab-artwork { position: relative; min-height: 580px; overflow: hidden; background: #0e1015; }.ab-artwork img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; opacity: 1; transform: scale(1); transition: opacity .55s cubic-bezier(.22,1,.36,1), transform 1.1s cubic-bezier(.22,1,.36,1); }.ab-artwork:hover img:not(.is-hidden) { transform: scale(1.025); }.ab-artwork img.is-hidden { opacity: 0; transform: scale(1.04); pointer-events: none; }.artwork-wash { position: absolute; inset: 0; background: linear-gradient(90deg, transparent 65%, var(--panel-solid)), linear-gradient(0deg, rgba(8,9,12,.25), transparent 40%); }
.ab-console { padding: clamp(34px,5vw,74px); display: flex; flex-direction: column; justify-content: center; }.ab-player.is-switching .ab-console { animation: ab-console-switch .42s cubic-bezier(.22,1,.36,1); }@keyframes ab-console-switch { 0% { opacity: .72; transform: translateY(5px); } 100% { opacity: 1; transform: none; } }.ab-topline { display: flex; justify-content: space-between; color: var(--muted); font: 11px ui-monospace,monospace; letter-spacing: .14em; }.ab-console h3 { margin: 35px 0 55px; font-size: clamp(34px,5vw,72px); }.ab-console canvas { width: 100%; height: 112px; }.range-control { width: 100%; min-height: 28px; height: 28px; padding: 0; border: 0; border-radius: 0; appearance: none; -webkit-appearance: none; background: transparent; cursor: pointer; }.range-control::-webkit-slider-runnable-track { width: 100%; height: 3px; border-radius: 999px; background: linear-gradient(90deg, var(--paper) 0 var(--range-progress,0%), rgba(255,255,255,.14) var(--range-progress,0%) 100%); }.range-control::-webkit-slider-thumb { width: 14px; height: 14px; margin-top: -5.5px; border: 2px solid var(--paper); border-radius: 50%; appearance: none; -webkit-appearance: none; background: var(--ink); box-shadow: 0 0 0 4px rgba(91,140,255,.14); }.range-control::-moz-range-track { width: 100%; height: 3px; border-radius: 999px; background: rgba(255,255,255,.14); }.range-control::-moz-range-progress { height: 3px; border-radius: 999px; background: var(--paper); }.range-control::-moz-range-thumb { width: 12px; height: 12px; border: 2px solid var(--paper); border-radius: 50%; background: var(--ink); box-shadow: 0 0 0 4px rgba(91,140,255,.14); }.ab-controls { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; margin-top: 28px; }.round-control { grid-column: 2; width: 56px; height: 56px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 50%; background: transparent; color: var(--paper); cursor: pointer; transition: color .25s, background .25s, transform .25s; }.round-control:hover { background: var(--paper); color: var(--ink); transform: scale(1.035); }.round-control svg { grid-area: 1 / 1; width: 20px; height: 20px; }.round-control .play-state-icon path { fill: currentColor; stroke: none; }.round-control .pause-state-icon path { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }.ab-switch { grid-column: 3; justify-self: end; position: relative; display: grid; grid-template-columns: repeat(2,minmax(84px,1fr)); gap: 0; padding: 4px; border: 1px solid var(--line); border-radius: 999px; isolation: isolate; }.ab-switch:before { content:""; position: absolute; z-index: 0; top: 4px; left: 4px; width: calc(50% - 4px); height: calc(100% - 8px); border-radius: 999px; background: var(--paper); transform: translateX(0); transition: transform .42s cubic-bezier(.22,1,.36,1); }.ab-switch[data-active="cover"]:before { transform: translateX(100%); }.ab-switch button { position: relative; z-index: 1; padding: 10px 16px; border: 0; border-radius: 999px; background: transparent; color: var(--muted); cursor: pointer; transition: color .32s ease; }.ab-switch button.active { color: var(--ink); }

.download-section { scroll-margin-top: 108px; }
.download-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px; }
.download-card { position: relative; min-height: 570px; padding: clamp(28px,3.5vw,48px); display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(145deg,rgba(91,140,255,.095),rgba(155,124,255,.035) 42%,rgba(255,255,255,.018)); box-shadow: var(--shadow); isolation: isolate; }
.download-card::before { content: ""; position: absolute; z-index: -1; top: -180px; right: -140px; width: 360px; height: 360px; border-radius: 50%; background: radial-gradient(circle,rgba(91,140,255,.18),transparent 67%); pointer-events: none; }
.download-card-topline { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.download-platform { color: var(--muted); font-size: 11px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.download-status { min-height: 28px; padding: 0 11px; display: inline-flex; align-items: center; border: 1px solid rgba(91,140,255,.32); border-radius: 999px; color: var(--blue); background: rgba(91,140,255,.08); font-size: 10px; font-weight: 700; letter-spacing: .08em; white-space: nowrap; }
.download-icon { width: 68px; height: 68px; margin: 52px 0 27px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 19px; color: var(--paper); background: linear-gradient(145deg,rgba(255,255,255,.09),rgba(91,140,255,.08)); box-shadow: inset 0 1px rgba(255,255,255,.08),0 18px 48px rgba(0,0,0,.18); }
.download-icon svg { width: 31px; height: 31px; stroke-linecap: round; stroke-linejoin: round; }
.download-icon-windows svg { fill: currentColor; stroke: none; }
.download-icon-android svg { fill: none; stroke: currentColor; stroke-width: 1.45; }
.download-icon-android circle { fill: currentColor; stroke: none; }
.download-card h3 { margin-bottom: 13px; font-size: clamp(26px,3vw,38px); }
.download-card-copy { max-width: 620px; margin-bottom: 28px; color: var(--muted); }
.download-specs { margin: 0 0 34px; border-top: 1px solid var(--line); }
.download-specs div { min-height: 48px; padding: 12px 0; display: grid; grid-template-columns: minmax(100px,.7fr) minmax(0,1.3fr); align-items: center; gap: 18px; border-bottom: 1px solid var(--line); }
.download-specs dt { color: var(--muted); font-size: 11px; }
.download-specs dd { margin: 0; text-align: right; overflow-wrap: anywhere; font-size: 12px; font-weight: 600; }
.download-button { width: 100%; min-height: 52px; margin-top: auto; }
.download-button[aria-disabled="true"] { cursor: not-allowed; opacity: .35; pointer-events: none; transform: none; }

.transport-icon .transport-play, .transport-icon .transport-pause { transform-origin: center; transform-box: fill-box; transition: opacity .2s ease, transform .28s cubic-bezier(.22,1,.36,1); }
.transport-icon .transport-play { fill: currentColor; stroke: none; opacity: 1; transform: scale(1); }
.transport-icon .transport-pause { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; opacity: 0; transform: scale(.72) rotate(-8deg); }
.round-control.is-playing .transport-play { opacity: 0; transform: scale(.72) rotate(8deg); }
.round-control.is-playing .transport-pause { opacity: 1; transform: scale(1) rotate(0); }
.page-intro { max-width: 900px; margin: 25px 0 70px; }.page-intro h1 { font-size: clamp(54px,7vw,100px); }.page-intro > p:last-child { max-width: 760px; font-size: 18px; }
.panel { border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--panel); backdrop-filter: blur(18px); box-shadow: 0 18px 60px rgba(0,0,0,.18); }
.panel-heading { min-height: 88px; padding: 22px 24px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-bottom: 1px solid var(--line); }.panel-heading .eyebrow { margin-bottom: 8px; }.panel-heading h2 { margin: 0; font-size: 25px; }.count-badge, .spec-badge, .status-pill { display: inline-flex; align-items: center; min-height: 30px; padding: 0 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 11px; }
.status-pill.ready, .stage-state.ready { color: var(--success); }.status-pill.pending, .stage-state.pending { color: var(--muted); }.stage-state.running { color: var(--purple); }
.stage-state.failed { color: var(--danger); }

.workspace-grid { display: grid; grid-template-columns: 350px minmax(0,1fr); gap: 20px; align-items: start; }.cover-library-stack { position: sticky; top: 96px; min-width: 0; display: grid; gap: 20px; }.library-panel { overflow: hidden; }.model-library-panel { min-width: 0; overflow: hidden; }.search-field { display: block; padding: 18px 20px; border-bottom: 1px solid var(--line); }.search-field span { display: block; margin-bottom: 8px; color: var(--muted); font-size: 11px; }
input, select { width: 100%; min-height: 46px; padding: 0 13px; border: 1px solid var(--line); border-radius: var(--radius-sm); outline: 0; color: var(--paper); background: rgba(255,255,255,.035); }.search-field input { min-height: 40px; }.song-list { max-height: 430px; overflow-y: auto; }.song-item { width: 100%; padding: 17px 20px; display: grid; grid-template-columns: 1fr auto; gap: 8px; border: 0; border-bottom: 1px solid var(--line); text-align: left; color: var(--paper); background: transparent; cursor: pointer; }.song-item:hover, .song-item.active { background: rgba(91,140,255,.08); }.song-item span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }.song-item strong { margin-right: 9px; }.song-item small { color: var(--muted); }.song-item i { width: 7px; height: 7px; margin-top: 6px; border-radius: 50%; background: var(--muted); }.song-item i.cached { background: var(--success); box-shadow: 0 0 14px rgba(91,140,255,.45); }
.empty-copy { margin: 0; padding: 25px; color: var(--muted); }
.upload-card { position: relative; margin: 18px; padding: 19px; display: grid; gap: 15px; border: 1px dashed var(--line-strong); border-radius: var(--radius-sm); background: rgba(255,255,255,.02); transition: border-color .2s,background .2s,box-shadow .2s,transform .2s; }.upload-card.is-dragging { border-color: var(--blue); background: rgba(91,140,255,.1); box-shadow: inset 0 0 0 1px rgba(91,140,255,.22),0 12px 36px rgba(37,88,190,.13); transform: translateY(-2px); }.upload-card input[type=file] { position: absolute; width: 1px; height: 1px; overflow: hidden; opacity: 0; }.upload-card label { cursor: pointer; }.upload-card label strong, .upload-card label span { display: block; }.upload-card label span { margin-top: 7px; color: var(--muted); font-size: 12px; line-height: 1.5; }
.upload-copy strong, .upload-copy span { display: block; }.upload-copy span { margin-top: 7px; color: var(--muted); font-size: 12px; line-height: 1.5; overflow-wrap: anywhere; }.upload-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }.upload-actions .primary-button, .upload-actions .secondary-button { width: 100%; padding-inline: 14px; }.select-shell { position: relative; display: block !important; margin: 9px 0 0 !important; }.select-shell:after { content: ""; position: absolute; pointer-events: none; top: 50%; right: 17px; width: 7px; height: 7px; border-right: 1.5px solid var(--muted); border-bottom: 1.5px solid var(--muted); transform: translateY(-70%) rotate(45deg); }.select-shell select, select { appearance: none; -webkit-appearance: none; padding: 0 44px 0 15px; border-color: rgba(91,140,255,.24); background: linear-gradient(180deg, rgba(91,140,255,.08), rgba(255,255,255,.025)); box-shadow: inset 0 1px rgba(255,255,255,.035); cursor: pointer; transition: border-color .2s, box-shadow .2s, background .2s; }.select-shell select:hover, select:hover { border-color: rgba(118,162,255,.52); background: linear-gradient(180deg, rgba(91,140,255,.12), rgba(255,255,255,.035)); }.select-shell select:focus-visible, select:focus-visible { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(91,140,255,.15); }.select-shell select:disabled, select:disabled { cursor: not-allowed; opacity: .45; }.select-shell option, select option { color: var(--paper); background: #12171f; }
.field-group { position: relative; }.field-label { color: var(--muted); font-size: 12px; }.field-label > span { display: block; margin: 5px 0 9px; color: var(--muted); font-size: 11px; }.custom-select { position: relative; z-index: 4; margin-top: 9px; }.custom-select.is-open { z-index: 35; }.custom-select .native-select-control { position: absolute; width: 1px; height: 1px; min-height: 1px; padding: 0; overflow: hidden; opacity: 0; pointer-events: none; }.custom-select-trigger { width: 100%; min-height: 54px; padding: 0 18px; display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: 18px; border: 1px solid rgba(91,140,255,.38); border-radius: 15px; color: var(--paper); background: linear-gradient(145deg, rgba(24,31,43,.98), rgba(15,20,28,.98)); box-shadow: inset 0 1px rgba(255,255,255,.045), 0 12px 28px rgba(0,0,0,.18); text-align: left; cursor: pointer; transition: border-color .22s, box-shadow .22s, background .22s; }.custom-select-trigger:hover, .custom-select-trigger[aria-expanded="true"] { border-color: rgba(118,162,255,.78); background: linear-gradient(145deg, rgba(30,40,56,.99), rgba(17,23,33,.99)); box-shadow: inset 0 1px rgba(255,255,255,.06), 0 0 0 3px rgba(91,140,255,.1), 0 18px 38px rgba(0,0,0,.3); }.custom-select-trigger:focus-visible { outline: 0; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(91,140,255,.18), 0 18px 38px rgba(0,0,0,.3); }.custom-select-trigger:disabled { cursor: not-allowed; opacity: .42; }.custom-select-trigger > span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; font-weight: 600; }.custom-select-trigger > i { width: 8px; height: 8px; border-right: 1.5px solid var(--muted); border-bottom: 1.5px solid var(--muted); transform: translateY(-2px) rotate(45deg); transition: transform .24s, border-color .24s; }.custom-select-trigger[aria-expanded="true"] > i { border-color: var(--paper); transform: translateY(2px) rotate(225deg); }.custom-select-menu { position: absolute; z-index: 40; top: calc(100% + 8px); left: 0; right: 0; max-height: 280px; padding: 7px; overflow-y: auto; border: 1px solid rgba(118,162,255,.34); border-radius: 15px; background: rgba(12,17,24,.98); box-shadow: 0 26px 70px rgba(0,0,0,.48), inset 0 1px rgba(255,255,255,.04); backdrop-filter: blur(22px) saturate(130%); animation: custom-select-in .2s cubic-bezier(.22,1,.36,1) both; }.custom-select-option { width: 100%; min-height: 48px; padding: 11px 13px; display: grid; grid-template-columns: minmax(0,1fr) 18px; align-items: center; gap: 14px; border: 0; border-radius: 10px; color: #c7cbd3; background: transparent; text-align: left; cursor: pointer; transition: color .18s, background .18s, transform .18s; }.custom-select-option + .custom-select-option { margin-top: 3px; }.custom-select-option:hover, .custom-select-option:focus-visible { outline: 0; color: var(--paper); background: rgba(91,140,255,.12); }.custom-select-option:focus-visible { box-shadow: inset 0 0 0 1px rgba(118,162,255,.5); }.custom-select-option.is-selected { color: #f7f8fb; background: linear-gradient(110deg, rgba(91,140,255,.24), rgba(155,124,255,.12)); }.custom-select-option > span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; }.custom-select-option > i { position: relative; width: 17px; height: 17px; border: 1px solid rgba(118,162,255,.42); border-radius: 50%; }.custom-select-option.is-selected > i { border-color: var(--blue); background: rgba(91,140,255,.18); }.custom-select-option.is-selected > i:after { content: ""; position: absolute; inset: 4px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 12px rgba(91,140,255,.7); }@keyframes custom-select-in { from { opacity: 0; transform: translateY(-7px) scale(.985); } to { opacity: 1; transform: none; } }
.process-panel { min-height: 680px; overflow: hidden; }.empty-state { min-height: 680px; display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--muted); text-align: center; }.empty-state h2 { color: var(--paper); font-size: 30px; }.empty-ring { width: 90px; height: 90px; margin-bottom: 30px; border: 1px solid var(--line-strong); border-radius: 50%; box-shadow: inset 0 0 40px rgba(155,124,255,.1); }
.selected-song { padding: 28px 30px; display: flex; justify-content: space-between; gap: 20px; border-bottom: 1px solid var(--line); }.selected-song h2 { margin: 0; font-size: 32px; }.stage-list { margin: 0; padding: 0; list-style: none; }.stage-card { padding: 28px 30px; display: grid; grid-template-columns: 50px minmax(0,1fr) auto; gap: 20px; border-bottom: 1px solid var(--line); }.stage-number { color: var(--muted); font: 11px ui-monospace, monospace; }.stage-card h3 { margin-bottom: 8px; }.stage-card p { max-width: 720px; margin-bottom: 0; color: var(--muted); }.stage-state { align-self: start; font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }.stage-actions { display: flex; gap: 15px; margin-top: 18px; }.stage-content-wide { min-width: 0; }
.control-grid { margin-top: 22px; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }.control-grid label, .stack-form > label { color: var(--muted); font-size: 12px; }.control-grid label > span, .stack-form label > span { display: block; margin: 5px 0 9px; color: var(--muted); font-size: 11px; }.span-2 { grid-column: span 2; }.control-grid output { float: right; color: var(--paper); }.toggle-row { display: flex !important; align-items: flex-start; gap: 12px; min-height: 46px; padding: 12px 13px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: rgba(255,255,255,.025); }.toggle-row input { width: 16px; min-height: 16px; margin-top: 2px; accent-color: var(--purple); }.toggle-row span { margin: 0 !important; color: var(--paper) !important; }.toggle-row small { display: block; margin-top: 5px; color: var(--muted); line-height: 1.5; }
.toggle-group { min-width: 0; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-sm); background: rgba(255,255,255,.025); }
.toggle-group .toggle-row { min-width: 0; min-height: 54px; align-items: center; padding: 15px 16px; border: 0; border-radius: 0; background: transparent; }
.toggle-group .toggle-row + .toggle-row { border-left: 1px solid var(--line); }
.toggle-group .toggle-row input { flex: 0 0 auto; margin-top: 0; }

.job-monitor { margin: 24px 30px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: rgba(0,0,0,.17); }.job-line { display: flex; justify-content: space-between; margin-bottom: 13px; font-size: 12px; }.progress-track { height: 4px; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.08); }.progress-track i { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg,var(--purple),var(--blue)); transition: width .35s; }.progress-track.is-indeterminate i { width: 38% !important; animation: indeterminate-progress 1.15s cubic-bezier(.45,0,.55,1) infinite; }@keyframes indeterminate-progress { from { transform: translateX(-110%); } to { transform: translateX(290%); } }.form-progress { grid-column: 1 / -1; width: 100%; padding-top: 14px; border-top: 1px solid var(--line); }.form-progress .job-line { margin-bottom: 10px; color: var(--muted); }.job-monitor p { margin: 12px 0 0; color: var(--muted); font-size: 12px; }.job-monitor pre { max-height: 220px; overflow: auto; white-space: pre-wrap; color: #b9c0ca; font: 11px/1.6 ui-monospace,monospace; }
.stage-progress { max-width: 660px; min-width: 0; margin-top: 20px; padding: 16px 18px; overflow: hidden; border: 1px solid rgba(118,162,255,.22); border-radius: var(--radius-sm); background: linear-gradient(135deg,rgba(91,140,255,.08),rgba(137,110,255,.035)); }
.stage-progress-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 12px; color: var(--paper); font-size: 12px; }
.stage-progress-label { min-width: 0; display: inline-flex; align-items: center; gap: 10px; }
.stage-progress-label strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 560; }
.stage-progress-head > span:last-child { color: var(--blue); font: 11px ui-monospace,monospace; letter-spacing: .06em; }
.stage-progress p { max-width: 100%; margin: 11px 0 0; overflow-wrap: anywhere; word-break: break-word; color: var(--muted); font-size: 12px; line-height: 1.55; }
.stage-progress-signal { display: inline-flex; align-items: center; gap: 3px; }
.stage-progress-signal i { width: 3px; height: 9px; border-radius: 999px; background: var(--blue); animation: separation-signal .9s ease-in-out infinite; }
.stage-progress-signal i:nth-child(2) { height: 15px; animation-delay: -.6s; }
.stage-progress-signal i:nth-child(3) { height: 11px; animation-delay: -.3s; }
.stage-progress.is-complete .stage-progress-signal i { animation: none; opacity: .75; }
.progress-track.is-processing:not(.is-indeterminate) i { position: relative; overflow: hidden; }
.progress-track.is-processing:not(.is-indeterminate) i::after { content:""; position: absolute; inset: 0; background: linear-gradient(100deg,transparent 10%,rgba(255,255,255,.58) 48%,transparent 86%); transform: translateX(-115%); animation: separation-shimmer 1.45s ease-in-out infinite; }
@keyframes separation-signal { 0%,100% { transform: scaleY(.45); opacity: .45; } 50% { transform: scaleY(1); opacity: 1; } }
@keyframes separation-shimmer { to { transform: translateX(115%); } }
@media (prefers-reduced-motion: reduce) { .stage-progress-signal i, .progress-track.is-processing:not(.is-indeterminate) i::after { animation: none; } }
.output-player { margin: 24px 30px 30px; overflow: hidden; border: 1px solid rgba(91,140,255,.28); border-radius: var(--radius-md); background: linear-gradient(145deg,rgba(91,140,255,.065),rgba(155,124,255,.025)); box-shadow: 0 20px 55px rgba(0,0,0,.14); }
.output-comparison-heading { padding: 25px 28px 22px; border-bottom: 1px solid var(--line); }.output-comparison-heading .eyebrow { margin-bottom: 9px; }.output-comparison-heading h3 { margin: 0; font-size: clamp(24px,3vw,34px); }.output-song-name { margin: 9px 0 0; overflow-wrap: anywhere; color: var(--muted); font-size: 13px; line-height: 1.5; }.control-grid label.is-disabled { opacity: .48; }.control-grid label.is-disabled input { cursor: not-allowed; }
.professional-stage { position: relative; transition: opacity .28s ease, background-color .28s ease, filter .28s ease; }
.professional-stage.is-hard-locked { opacity: .32; filter: saturate(.25) brightness(.58); background: rgba(0,0,0,.32); }
.professional-stage.is-hard-locked .stage-content-wide { pointer-events: none; }
.professional-fieldset { min-width: 0; margin: 0; padding: 0; display: grid; gap: 16px; border: 0; }
.professional-fieldset > .primary-button { width: 100%; }
.professional-fieldset .toggle-row { align-items: center; }
.professional-fieldset .toggle-row strong { display: block; color: var(--paper); font-size: 12px; font-weight: 650; }
.professional-fieldset .toggle-row small { max-width: 620px; }
.mixing-console, .duet-advanced-panel, .professional-manual-console { min-width: 0; padding: 20px; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(155deg, rgba(23,29,40,.92), rgba(11,15,22,.94)); box-shadow: inset 0 1px rgba(255,255,255,.035), 0 20px 50px rgba(0,0,0,.18); }
.compact-console { margin-top: 2px; }
.console-heading { margin-bottom: 17px; display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; }
.console-heading .eyebrow { margin: 0 0 5px; }
.console-heading h4 { margin: 0; color: var(--paper); font-size: 17px; font-weight: 620; }
.console-heading-actions { min-width: 0; display: flex; align-items: center; justify-content: flex-end; gap: 10px; }
.console-heading-actions > span { max-width: 290px; color: var(--muted); font-size: 10px; line-height: 1.45; text-align: right; }
.console-reset-button { min-height: 30px; padding: 6px 10px; display: inline-flex; flex: 0 0 auto; align-items: center; justify-content: center; gap: 6px; border: 1px solid rgba(255,255,255,.12); border-radius: 999px; color: var(--muted); background: rgba(255,255,255,.025); font: inherit; font-size: 9px; line-height: 1; cursor: pointer; transition: color .18s ease,border-color .18s ease,background .18s ease,transform .18s ease; }
.console-reset-button svg { width: 13px; height: 13px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.console-reset-button:hover { color: var(--paper); border-color: rgba(91,140,255,.45); background: rgba(91,140,255,.08); }
.console-reset-button:active { transform: scale(.97); }
.console-reset-button:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.fader-bank { display: grid; grid-template-columns: repeat(auto-fit,minmax(78px,1fr)); gap: 10px; }
.two-channel-bank { grid-template-columns: repeat(2,minmax(108px,170px)); justify-content: center; }
.fader-channel { min-width: 0; padding: 13px 8px 10px; display: grid; justify-items: center; align-content: start; border: 1px solid rgba(255,255,255,.06); border-radius: 13px; background: rgba(255,255,255,.025); color: var(--paper) !important; text-align: center; transition: opacity .2s, border-color .2s, background .2s; }
.fader-channel:hover { border-color: rgba(91,140,255,.24); background: rgba(91,140,255,.035); }
.fader-channel > span { min-height: 31px; margin: 0 !important; display: grid !important; place-items: center; color: var(--paper) !important; font-size: 10px !important; font-weight: 620; line-height: 1.2; }
.fader-channel > small { min-height: 22px; color: var(--muted); font: 8px/1.2 ui-monospace,monospace; letter-spacing: .12em; }
.fader-channel > output { width: 100%; min-height: 27px; margin-top: 5px; float: none; display: grid; place-items: center; overflow: hidden; color: #d8e4ff; font: 9px/1.2 ui-monospace,monospace; white-space: nowrap; }
.fader-channel.master-channel { border-color: rgba(91,140,255,.32); background: linear-gradient(180deg,rgba(91,140,255,.09),rgba(91,140,255,.025)); }
.fader-channel.is-disabled, .fader-channel:has(input:disabled) { opacity: .35; pointer-events: none; }
.vertical-fader-native { position: absolute !important; width: 1px !important; height: 1px !important; min-height: 1px !important; padding: 0 !important; overflow: hidden !important; clip: rect(0 0 0 0) !important; opacity: 0 !important; pointer-events: none !important; }
.vertical-fader { --fader-position: 50%; position: relative; width: 64px; height: 178px; display: grid; grid-template-rows: minmax(0,1fr) 25px; justify-items: center; user-select: none; -webkit-user-select: none; }
.vertical-fader-scale { position: absolute; z-index: 0; top: 9px; bottom: 35px; left: 7px; right: 7px; display: flex; flex-direction: column; justify-content: space-between; pointer-events: none; }
.vertical-fader-scale i { width: 8px; height: 1px; display: block; background: rgba(255,255,255,.16); }
.vertical-fader-scale i:nth-child(3) { width: 12px; background: rgba(255,255,255,.32); }
.vertical-fader-rail { position: relative; grid-row: 1; width: 5px; height: 132px; align-self: center; border: 1px solid rgba(255,255,255,.13); border-radius: 999px; background: #090d13; box-shadow: inset 0 0 7px rgba(0,0,0,.8); }
.vertical-fader-fill { position: absolute; left: 0; right: 0; bottom: 0; border-radius: inherit; background: linear-gradient(0deg,var(--blue),var(--purple)); box-shadow: 0 0 12px rgba(91,140,255,.26); pointer-events: none; }
.vertical-fader-thumb { position: absolute; z-index: 3; left: 50%; bottom: calc(var(--fader-position) - 11px); width: 38px; height: 22px; padding: 0; border: 1px solid rgba(255,255,255,.28); border-radius: 5px; background: linear-gradient(180deg,#4a5261,#252b35 47%,#171c24 52%,#3a424f); box-shadow: 0 4px 9px rgba(0,0,0,.48), inset 0 1px rgba(255,255,255,.22); cursor: grab; transform: translateX(-50%); touch-action: none; }
.vertical-fader-thumb:before { content:""; position: absolute; left: 7px; right: 7px; top: 50%; height: 1px; background: rgba(143,177,255,.85); box-shadow: 0 -4px rgba(255,255,255,.09),0 4px rgba(0,0,0,.55); }
.vertical-fader-thumb:focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }
.vertical-fader.is-grabbed .vertical-fader-thumb { cursor: grabbing; border-color: rgba(143,177,255,.85); box-shadow: 0 4px 12px rgba(0,0,0,.55),0 0 0 4px rgba(91,140,255,.12); }
.vertical-fader-reset { grid-row: 2; min-width: 28px; height: 20px; padding: 0 5px; border: 1px solid rgba(255,255,255,.08); border-radius: 5px; color: var(--muted); background: rgba(0,0,0,.18); font: 8px ui-monospace,monospace; cursor: pointer; }
.vertical-fader-reset:hover { color: var(--paper); border-color: rgba(91,140,255,.38); }
.duet-advanced-button { justify-self: start; }
.duet-advanced-panel { display: grid; gap: 16px; }
.duet-advanced-panel[hidden] { display: none; }
.duet-model-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
.professional-mode-switch { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); padding: 4px; border: 1px solid var(--line); border-radius: 999px; background: rgba(0,0,0,.18); }
.professional-mode-switch label { cursor: pointer; }
.professional-mode-switch input { position: absolute; opacity: 0; pointer-events: none; }
.professional-mode-switch span { min-height: 42px; margin: 0 !important; display: grid !important; place-items: center; border-radius: 999px; color: var(--muted) !important; font-size: 11px !important; transition: color .22s, background .22s, box-shadow .22s; }
.professional-mode-switch input:checked + span { color: var(--ink) !important; background: var(--paper); box-shadow: 0 8px 24px rgba(0,0,0,.18); }
.professional-ai-options { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
.professional-manual-console { display: grid; gap: 18px; }
.professional-manual-console[hidden] { display: none; }
.console-bank { min-width: 0; padding-top: 14px; border-top: 1px solid rgba(255,255,255,.07); }
.console-bank h5 { margin: 0 0 12px; color: var(--muted); font-size: 9px; font-weight: 560; letter-spacing: .12em; }
.pro-fader-bank { grid-template-columns: repeat(auto-fit,minmax(70px,1fr)); }
.control-note { margin: -5px 2px 0 !important; color: var(--muted); font-size: 11px; line-height: 1.55; }
.control-note.is-warning { color: var(--warning); }
.professional-progress-meta { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: start; gap: 16px; }
.professional-progress-meta p:last-child { text-align: right; white-space: nowrap; }
.professional-job-controls { margin-top: 14px; display: flex; flex-wrap: wrap; gap: 10px; }
.professional-job-controls button { min-height: 38px; padding: 9px 14px; font-size: 10px; }
.output-comparison-console { padding: clamp(26px,5vw,54px); }.output-comparison-console canvas { width: 100%; height: 124px; display: block; margin: 34px 0 20px; }.output-comparison-console audio { display: none; }
.output-comparison-controls { margin-top: 24px; }.output-download { width: calc(100% - 56px); min-height: 48px; margin: 0 28px 28px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; }
.output-download::before { content: ""; width: 0; height: 0; flex: 0 0 auto; opacity: 0; transition: width .2s ease, height .2s ease, opacity .2s ease; }
.output-download.is-downloading::before { width: 16px; height: 16px; opacity: 1; border: 2px solid rgba(118,162,255,.28); border-top-color: var(--blue); border-radius: 50%; animation: output-download-spin .72s linear infinite; }
.output-download.is-download-complete { border-color: rgba(91,140,255,.7); background: rgba(91,140,255,.12); }
.output-download.is-download-complete::before { width: 8px; height: 13px; opacity: 1; border: solid var(--blue); border-width: 0 2px 2px 0; transform: translateY(-1px) rotate(45deg); }
.output-download[aria-disabled="true"] { pointer-events: none; cursor: not-allowed; opacity: .38; }
.output-lock-message { margin: 20px 0 0; padding: 12px 16px; border: 1px solid rgba(91,140,255,.24); border-radius: 12px; background: rgba(91,140,255,.07); color: var(--muted); text-align: center; font-size: 12px; line-height: 1.5; }
.output-player.is-audio-locked .output-comparison-console canvas { opacity: .32; }
.output-player.is-audio-locked .output-comparison-console { cursor: wait; }
@keyframes output-download-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .output-download.is-downloading::before { animation-duration: 1.5s; } }
.output-comparison-player.is-switching .output-comparison-console { animation: ab-console-switch .42s cubic-bezier(.22,1,.36,1); }

.two-column-layout { min-width: 0; max-width: 100%; display: grid; grid-template-columns: minmax(360px,.85fr) minmax(430px,1.15fr); gap: 20px; align-items: start; }.two-column-layout > * { min-width: 0; max-width: 100%; }.form-panel { min-width: 0; overflow: hidden; }.stack-form { min-width: 0; max-width: 100%; padding: 25px; display: grid; gap: 20px; }.stack-form > *, .stack-form label, .field-group, .custom-select, .upload-card { min-width: 0; max-width: 100%; }.stack-form label { display: block; overflow-wrap: anywhere; }.stack-form .upload-card { margin: 0; }.stack-form input, .stack-form select, .custom-select-trigger { min-width: 0; max-width: 100%; }.form-pair { min-width: 0; display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 14px; }.job-list { min-width: 0; min-height: 340px; overflow: hidden; }.job-card { min-width: 0; max-width: 100%; padding: 20px 24px; overflow: hidden; border-bottom: 1px solid var(--line); }.job-card:last-child { border-bottom: 0; }.job-card-top { min-width: 0; display: flex; justify-content: space-between; gap: 15px; }.job-card-top > * { min-width: 0; }.job-card h3 { max-width: 100%; margin-bottom: 7px; overflow-wrap: anywhere; font-size: 17px; }.job-card p { max-width: 100%; margin: 0; overflow-wrap: anywhere; word-break: break-word; color: var(--muted); font-size: 12px; }.job-card .progress-track { max-width: 100%; margin-top: 15px; }.job-card-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 14px; }.job-action-button { min-height: 36px; display: inline-flex; align-items: center; gap: 7px; padding: 7px 12px; }.job-action-button svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }.job-action-button.is-danger { color: var(--danger); border-color: rgba(255,134,123,.3); }.job-action-button.is-danger:hover { color: var(--danger); border-color: rgba(255,134,123,.7); background: rgba(255,134,123,.08); }.status-text { color: var(--muted); font: 10px ui-monospace,monospace; letter-spacing: .1em; text-transform: uppercase; }.status-text.completed { color: var(--success); }.status-text.paused { color: var(--blue); }.status-text.failed, .status-text.cancelled, .form-error { color: var(--danger); }.form-error { max-width: 100%; padding: 12px 14px; overflow-wrap: anywhere; word-break: break-word; border: 1px solid rgba(255,134,123,.35); border-radius: var(--radius-sm); background: rgba(255,134,123,.08); }
.form-field-error { margin: 0 !important; padding: 11px 13px; border: 1px solid rgba(255,134,123,.38); border-radius: 10px; color: #ffc0ba !important; background: linear-gradient(135deg, rgba(255,134,123,.12), rgba(255,134,123,.055)); font-size: 12px !important; line-height: 1.5; }.upload-card .form-field-error { grid-column: 1 / -1; }.upload-card:has(input[aria-invalid="true"]), label:has(> input[aria-invalid="true"]) { border-color: rgba(255,134,123,.48); }.upload-card:has(input[aria-invalid="true"]) { box-shadow: inset 0 0 0 1px rgba(255,134,123,.08); }

.analysis-input { padding: 22px; margin-bottom: 20px; }.analysis-workspace { margin-bottom: 20px; }.inline-upload-form { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 20px; }.inline-upload-form .upload-card { margin: 0; }.analysis-results { display: grid; gap: 20px; }.chart-panel canvas { display: block; width: 100%; height: 340px; padding: 20px; }.range-summary { color: var(--muted); font-size: 12px; }.recommended-list { padding: 22px; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }.recommended-item { padding: 14px 16px; display: flex; justify-content: space-between; gap: 12px; border: 1px solid var(--line); border-radius: var(--radius-sm); }.recommended-item span:last-child { color: var(--muted); font-size: 11px; }.table-panel { overflow: hidden; }.table-scroll { overflow-x: auto; }table { width: 100%; border-collapse: collapse; min-width: 900px; }th, td { padding: 15px 18px; border-bottom: 1px solid var(--line); text-align: left; font-size: 12px; }th { color: var(--muted); font-weight: 500; }td { color: #d6d3cd; }

.toast-region { position: fixed; z-index: 100; right: 22px; bottom: 22px; width: min(380px,calc(100vw - 44px)); display: grid; gap: 10px; }.toast { padding: 14px 16px; border: 1px solid var(--line-strong); border-radius: var(--radius-sm); background: #15191f; box-shadow: var(--shadow); animation: toast-in .25s ease both; }.toast.error { border-color: rgba(255,134,123,.45); }.toast.success { border-color: rgba(91,140,255,.48); }@keyframes toast-in { from { transform: translateY(10px); opacity: 0; } }
.install-dialog { width: min(520px,calc(100vw - 32px)); padding: clamp(24px,4vw,38px); border: 1px solid var(--line-strong); border-radius: 24px; color: var(--paper); background: var(--panel-solid); box-shadow: 0 34px 100px rgba(0,0,0,.48); }.install-dialog::backdrop { background: rgba(4,6,10,.72); backdrop-filter: blur(10px); }.install-dialog-top { display: grid; grid-template-columns: 72px minmax(0,1fr); align-items: center; gap: 20px; }.install-dialog-top img { width: 72px; height: 72px; border: 1px solid var(--line-strong); border-radius: 19px; box-shadow: 0 14px 34px rgba(0,0,0,.24); }.install-dialog-top .eyebrow { margin-bottom: 8px; }.install-dialog h2 { margin: 0; font-size: clamp(25px,5vw,34px); }.install-dialog-lede { margin: 24px 0 14px; color: var(--muted); }.install-dialog-guide { margin: 0; padding: 16px 18px; border: 1px solid rgba(91,140,255,.25); border-radius: var(--radius-sm); color: var(--paper); background: rgba(91,140,255,.075); }.install-dialog-actions { display: flex; justify-content: flex-end; margin-top: 24px; }
.account-switch-dialog, .library-dialog, .delete-song-dialog { width: min(640px,calc(100vw - 30px)); max-height: min(760px,calc(100vh - 40px)); padding: 26px; overflow: auto; border: 1px solid var(--line-strong); border-radius: 22px; color: var(--paper); background: var(--panel-solid); box-shadow: 0 34px 100px rgba(0,0,0,.5); }.library-dialog { width: min(860px,calc(100vw - 30px)); }.delete-song-dialog { width: min(520px,calc(100vw - 30px)); }.account-switch-dialog::backdrop, .library-dialog::backdrop, .delete-song-dialog::backdrop { background: rgba(4,6,10,.7); backdrop-filter: blur(9px); }
.dialog-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 22px; margin-bottom: 22px; }.dialog-heading h2 { margin: 0; }.dialog-close { width: 38px; height: 38px; flex: 0 0 38px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--muted); background: transparent; cursor: pointer; }.dialog-close:hover { color: var(--paper); border-color: var(--line-strong); background: rgba(255,255,255,.05); }.dialog-close svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; }
.trusted-account-list { display: grid; gap: 8px; }.trusted-account-button { width: 100%; min-height: 58px; padding: 8px 14px 8px 9px; display: grid; grid-template-columns: 40px minmax(0,1fr) 14px; align-items: center; gap: 12px; border: 1px solid var(--line); border-radius: 13px; color: var(--paper); background: rgba(255,255,255,.025); text-align: left; cursor: pointer; }.trusted-account-button:hover { border-color: rgba(91,140,255,.52); background: rgba(91,140,255,.08); }.trusted-account-button img, .trusted-account-button > span:first-child { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; object-fit: cover; background: linear-gradient(135deg,var(--purple),var(--blue)); }.trusted-account-button i { width: 8px; height: 8px; border-top: 1.5px solid var(--muted); border-right: 1.5px solid var(--muted); transform: rotate(45deg); }.account-switch-empty { margin: 0; padding: 15px; border: 1px solid var(--line); border-radius: 12px; color: var(--muted); }
.dialog-divider { display: flex; align-items: center; gap: 13px; margin: 24px 0 18px; color: var(--muted); font-size: 11px; }.dialog-divider::before, .dialog-divider::after { content:""; height: 1px; flex: 1; background: var(--line); }.account-switch-form { display: grid; gap: 14px; }.account-switch-form label { color: var(--muted); font-size: 12px; }.account-switch-form input { margin-top: 8px; }.account-switch-note { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.library-panel-heading { align-items: center; }.library-heading-actions { min-height: 42px; display: grid; grid-template-columns: auto 42px; align-items: stretch; overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.018); }.library-count { min-width: 68px; padding: 6px 13px; display: flex; align-items: center; justify-content: center; gap: 7px; color: var(--paper); line-height: 1; }.library-count strong { display: block; font: 600 16px/1 Manrope,sans-serif; }.library-count small { display: block; color: var(--muted); font: 8px/1 ui-monospace,monospace; letter-spacing: .13em; }.library-expand-button { position: relative; width: 42px; height: 100%; min-height: 40px; display: grid; place-items: center; border: 0; border-left: 1px solid var(--line); border-radius: 0; color: var(--muted); background: transparent; cursor: pointer; transition: color .2s,background .2s; }.library-expand-button:hover { color: var(--paper); background: rgba(91,140,255,.1); }.library-expand-button svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.55; stroke-linecap: round; stroke-linejoin: round; }
.dialog-open { overflow: hidden !important; overscroll-behavior: none; }.library-dialog { overscroll-behavior: contain; scrollbar-gutter: stable; }
.expanded-song-list { display: grid; gap: 7px; }.expanded-song-row { min-width: 0; display: grid; grid-template-columns: minmax(0,1fr) 42px; gap: 8px; }.expanded-song-select { min-width: 0; min-height: 56px; padding: 10px 16px; display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: 22px; border: 1px solid var(--line); border-radius: 12px; color: var(--paper); background: rgba(255,255,255,.02); text-align: left; cursor: pointer; }.expanded-song-select:hover { border-color: rgba(91,140,255,.48); background: rgba(91,140,255,.07); }.expanded-song-select span { min-width: 0; white-space: normal; overflow-wrap: anywhere; line-height: 1.45; }.expanded-song-select small { color: var(--muted); font: 11px ui-monospace,monospace; white-space: nowrap; }.song-delete-button { width: 42px; min-height: 42px; align-self: center; display: grid; place-items: center; border: 1px solid rgba(255,134,123,.22); border-radius: 12px; color: var(--muted); background: transparent; cursor: pointer; }.song-delete-button:hover { color: var(--danger); border-color: rgba(255,134,123,.55); background: rgba(255,134,123,.08); }.song-delete-button svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; }
.expanded-model-select { cursor: default; }.expanded-model-select:hover { border-color: var(--line); background: rgba(255,255,255,.02); }.expanded-model-select small { text-align: right; }.model-upload-card .upload-copy span { overflow-wrap: anywhere; }.model-library-dialog .empty-copy { padding: 22px 4px; }
.delete-song-dialog > p { color: var(--muted); line-height: 1.7; }.delete-song-dialog > p strong { color: var(--paper); overflow-wrap: anywhere; }.dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 24px; }.danger-button { min-height: 45px; padding: 0 18px; border: 1px solid rgba(255,134,123,.45); border-radius: var(--radius-sm); color: #ffe1de; background: rgba(255,134,123,.13); cursor: pointer; }.danger-button:hover { border-color: var(--danger); background: rgba(255,134,123,.2); }.danger-button:disabled { opacity: .45; cursor: wait; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }.reveal.visible { opacity: 1; transform: none; }

::view-transition-old(root), ::view-transition-new(root) { animation-duration: .46s; animation-timing-function: cubic-bezier(.22,1,.36,1); mix-blend-mode: normal; }
::view-transition-old(root) { animation-name: theme-fade-out; }
::view-transition-new(root) { animation-name: theme-fade-in; }
@keyframes theme-fade-out { to { opacity: 0; filter: blur(2px); } }
@keyframes theme-fade-in { from { opacity: 0; filter: blur(2px); } }
html.theme-transition *, html.theme-transition *::before, html.theme-transition *::after { transition-property: color, background-color, border-color, box-shadow, opacity, fill, stroke, transform !important; transition-duration: .46s !important; transition-timing-function: cubic-bezier(.22,1,.36,1) !important; }

.login-page { overflow: hidden; }.login-language { position: fixed; z-index: 10; top: 24px; right: 24px; display: flex; align-items: center; gap: 9px; }.login-shell { position: relative; z-index: 1; min-height: 100vh; display: grid; place-items: center; padding: 24px; }.login-panel { width: min(100%,510px); padding: clamp(30px,5vw,58px); border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(12,15,20,.78); backdrop-filter: blur(24px); box-shadow: var(--shadow); }.login-brand { margin-bottom: 70px; }.login-panel h1 { font-size: clamp(40px,7vw,68px); }.login-panel .stack-form { padding: 24px 0 0; }
.login-panel .stack-form { gap: 13px; }.login-panel .stack-form label { margin-top: 3px; }.login-panel .form-error { margin-top: 20px; line-height: 1.55; }

html[data-theme="light"] body { background: radial-gradient(circle at 70% -15%, rgba(91,140,255,.13), transparent 35%), var(--ink); }
html[data-theme="light"] .site-header { background: rgba(247,249,253,.82); }
html[data-theme="light"] .page-noise { opacity: .025; background-image: repeating-radial-gradient(circle at 20% 30%, rgba(18,24,38,.22) 0 .4px, transparent .6px 3px); }
html[data-theme="light"] .ambient-canvas { opacity: .24; }
html[data-theme="light"] .language-options { background: rgba(255,255,255,.98); box-shadow: 0 22px 60px rgba(45,58,85,.2); }
html[data-theme="light"] .gradient-text { background: linear-gradient(110deg, #121826 10%, #7159df 48%, #356fdb 86%); -webkit-background-clip: text; background-clip: text; color: transparent; }
html[data-theme="light"] .primary-button { color: #f7f9fd; }
html[data-theme="light"] .primary-button:hover { background: #26324a; }
html[data-theme="light"] .range-control::-webkit-slider-runnable-track { background: linear-gradient(90deg, var(--paper) 0 var(--range-progress,0%), rgba(18,24,38,.14) var(--range-progress,0%) 100%); }
html[data-theme="light"] .range-control::-moz-range-track { background: rgba(18,24,38,.14); }
html[data-theme="light"] input, html[data-theme="light"] select, html[data-theme="light"] .toggle-row { background-color: rgba(18,24,38,.035); }
html[data-theme="light"] .toggle-group { background: rgba(18,24,38,.035); }
html[data-theme="light"] .toggle-group .toggle-row { background: transparent; }
html[data-theme="light"] .select-shell select, html[data-theme="light"] select { background: linear-gradient(180deg, rgba(53,111,219,.07), rgba(18,24,38,.025)); }
html[data-theme="light"] .select-shell option, html[data-theme="light"] select option { color: var(--paper); background: #ffffff; }
html[data-theme="light"] .custom-select-trigger { background: linear-gradient(145deg, #ffffff, #f3f6fb); box-shadow: inset 0 1px #fff, 0 12px 28px rgba(45,58,85,.12); }
html[data-theme="light"] .custom-select-trigger:hover, html[data-theme="light"] .custom-select-trigger[aria-expanded="true"] { background: linear-gradient(145deg, #ffffff, #edf2fa); }
html[data-theme="light"] .custom-select-menu { background: rgba(255,255,255,.98); box-shadow: 0 26px 70px rgba(45,58,85,.2); }
html[data-theme="light"] .custom-select-option { color: #59657b; }
html[data-theme="light"] .custom-select-option.is-selected { color: #121826; }
html[data-theme="light"] .job-monitor { background: rgba(18,24,38,.035); }
html[data-theme="light"] .stage-progress { border-color: rgba(53,111,219,.22); background: linear-gradient(135deg,rgba(53,111,219,.08),rgba(104,80,214,.035)); }
html[data-theme="light"] .stage-progress-head { color: var(--paper); }
html[data-theme="light"] .professional-stage.is-hard-locked { background: rgba(18,24,38,.07); filter: saturate(.35) brightness(.82); }
html[data-theme="light"] .mixing-console, html[data-theme="light"] .duet-advanced-panel, html[data-theme="light"] .professional-manual-console { background: linear-gradient(155deg,rgba(255,255,255,.98),rgba(238,243,251,.97)); box-shadow: inset 0 1px #fff,0 18px 42px rgba(33,48,75,.08); }
html[data-theme="light"] .fader-channel { border-color: rgba(26,47,78,.1); background: rgba(255,255,255,.6); }
html[data-theme="light"] .fader-channel > output { color: #255fc6; }
html[data-theme="light"] .vertical-fader-rail { border-color: rgba(35,52,78,.18); background: #d9e1ed; }
html[data-theme="light"] .vertical-fader-scale i { background: rgba(26,47,78,.22); }
html[data-theme="light"] .vertical-fader-thumb { border-color: rgba(35,52,78,.35); background: linear-gradient(180deg,#fff,#d8e0eb 47%,#c6d0dd 52%,#f5f7fa); }
html[data-theme="light"] .vertical-fader-reset { border-color: rgba(35,52,78,.13); background: rgba(255,255,255,.75); }
html[data-theme="light"] .console-reset-button { border-color: rgba(35,52,78,.16); background: rgba(255,255,255,.72); }
html[data-theme="light"] .console-reset-button:hover { border-color: rgba(50,105,210,.4); background: rgba(50,105,210,.08); }
html[data-theme="light"] .console-bank { border-color: rgba(26,47,78,.1); }
html[data-theme="light"] .job-monitor pre, html[data-theme="light"] td { color: #3f4a60; }
html[data-theme="light"] .toast { background: #ffffff; }
html[data-theme="light"] .login-panel { background: rgba(255,255,255,.84); }
html[data-theme="light"] .download-card { background: linear-gradient(145deg,rgba(53,111,219,.085),rgba(113,89,223,.035) 42%,rgba(255,255,255,.82)); }
html[data-theme="light"] .download-icon { background: linear-gradient(145deg,#fff,rgba(53,111,219,.08)); box-shadow: inset 0 1px #fff,0 18px 42px rgba(45,58,85,.13); }

@media (max-width: 1080px) {
  .site-header { grid-template-columns: auto 1fr auto; }.main-nav { justify-self: end; max-width: calc(100vw - 250px); overflow-x: auto; }.main-nav a { white-space: nowrap; }.hero { grid-template-columns: 1fr; padding-top: 50px; }.hero-copy { padding-bottom: 0; }.home-hero + .section-block { margin-top: 76px; }.feature-grid { grid-template-columns: repeat(2,1fr); }.workspace-grid, .two-column-layout { grid-template-columns: 1fr; }.cover-library-stack { position: static; }.song-list { max-height: 320px; }
}
@media (max-width: 760px) {
  .site-header { height: auto; min-height: 70px; grid-template-columns: minmax(0,1fr) auto; padding: 14px 14px; }.main-nav { grid-column: 1 / -1; grid-row: 2; width: 100%; max-width: 100%; display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 2px; justify-content: stretch; margin-top: 12px; padding: 4px; overflow: visible; border-radius: 12px; }.main-nav a { min-width: 0; min-height: 44px; padding: 7px 2px; display: grid; place-items: center; white-space: normal; overflow-wrap: anywhere; text-align: center; font-size: clamp(9px,2.65vw,12px); line-height: 1.15; }.header-actions { grid-column: 2; grid-row: 1; gap: 6px; }.header-actions > .quiet-button { padding-inline: 0; }.language-toggle { min-width: 58px; padding-inline: 9px; }.brand { gap: 9px; font-size: 11px; letter-spacing: .1em; }.brand-mark { width: 31px; }.site-main { width: min(calc(100% - 28px),var(--max-width)); padding-top: 42px; }.hero { min-height: auto; }.home-hero + .section-block { margin-top: 64px; }.home-hero h1 { font-size: clamp(38px,11vw,58px); }.hero-actions { align-items: flex-start; flex-direction: column; }.feature-grid { grid-template-columns: 1fr; }.feature-card { min-height: 250px; }.feature-card h3 { margin-top: 46px; }.ab-player { grid-template-columns: 1fr; }.ab-artwork { min-height: 390px; }.artwork-wash { background: linear-gradient(0deg,var(--panel-solid),transparent 40%); }.ab-console { padding: 30px 22px; }.ab-controls { grid-template-columns: 1fr; justify-items: center; gap: 18px; }.round-control, .ab-switch { grid-column: 1; justify-self: center; }.ab-switch { grid-row: 2; }.page-intro { margin-bottom: 45px; }.stage-card { grid-template-columns: 34px minmax(0,1fr); padding: 23px 18px; }.stage-state { grid-column: 2; grid-row: 2; }.selected-song { padding: 23px 18px; flex-direction: column; }.control-grid, .form-pair, .recommended-list { grid-template-columns: 1fr; }.span-2 { grid-column: auto; }.output-player { margin-inline: 18px; }.output-comparison-heading { padding: 22px 20px 18px; }.output-comparison-console { padding: 26px 20px; }.output-comparison-console canvas { height: 108px; margin: 27px 0 17px; }.output-download { width: calc(100% - 40px); margin: 0 20px 22px; }.inline-upload-form { grid-template-columns: 1fr; }.upload-actions { grid-template-columns: 1fr; }.site-footer { flex-direction: column; }
  .download-grid { grid-template-columns: 1fr; }
  .download-card { min-height: 0; padding: 26px 22px; }
  .download-icon { margin-top: 38px; }
  .download-specs div { grid-template-columns: minmax(86px,.65fr) minmax(0,1.35fr); gap: 12px; }
}
@media (max-width: 420px) {
  .site-header { padding-inline: 12px; }.site-header .brand { gap: 8px; font-size: 10px; letter-spacing: .075em; }.site-header .brand-mark { width: 28px; height: 25px; }.site-header .header-actions { gap: 4px; }.site-header .icon-button { width: 34px; height: 34px; }.site-header .language-toggle { min-width: 52px; min-height: 34px; padding-inline: 7px; }
  .site-header .account-chip { max-width: 124px; min-height: 34px; padding-right: 8px; overflow: hidden; white-space: nowrap; }
}
@media (display-mode: standalone), (display-mode: fullscreen) {
  [data-install-app] { display: none !important; }
  .site-header { padding-top: max(20px,env(safe-area-inset-top)); }
  .site-footer { padding-bottom: max(28px,env(safe-area-inset-bottom)); }
}
@media (min-width: 761px) and (display-mode: standalone), (min-width: 761px) and (display-mode: fullscreen) {
  .site-header { padding-top: 0; padding-bottom: 0; }
}
@media (max-width: 760px) {
  html, body { scrollbar-width: none; -ms-overflow-style: none; overscroll-behavior-y: none; }
  html[data-theme], html[data-theme] body { background: var(--ink); }
  html::-webkit-scrollbar, body::-webkit-scrollbar, .main-nav::-webkit-scrollbar { display: none; width: 0; height: 0; }
  .site-header { padding-top: max(20px,env(safe-area-inset-top)); background: var(--ink) !important; backdrop-filter: none; box-shadow: 0 1px var(--line); will-change: transform; }
  .page-noise { display: none; }
  .ambient-canvas { opacity: .25; transform: translateZ(0); contain: strict; }
  .panel, .login-panel { background: var(--panel-solid); backdrop-filter: none; }
  .custom-select-menu { backdrop-filter: none; }
  .section-block { content-visibility: auto; contain-intrinsic-size: auto 760px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *:before, *:after { scroll-behavior: auto !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }.reveal { opacity: 1; transform: none; }.app-loader span { display: none; }
}

/* Cinematic home hero */
body[data-page="home"] .site-main { padding-top: 0; }
.home-cinematic {
  position: relative;
  left: 50%;
  width: 100vw;
  width: 100dvw;
  min-height: max(720px,86svh);
  margin-left: -50vw;
  margin-left: -50dvw;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}
.home-cinematic-media {
  position: absolute;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  background: #05070c var(--hero-poster, url("../media/home-hero/scene-mix-desktop-v2.webp")) center / cover no-repeat;
}
.home-cinematic-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  filter: saturate(.88) contrast(1.08) brightness(.82);
  transform: scale(1.035);
  transition: opacity .9s cubic-bezier(.22,1,.36,1),transform 7s linear;
  pointer-events: none;
}
.home-cinematic.is-video-ready:not(.is-poster-only) .home-cinematic-video.is-active { opacity: 1; transform: scale(1); }
.home-cinematic.is-poster-only .home-cinematic-video { display: none; }
.home-cinematic-scrim,
.home-cinematic-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.home-cinematic-scrim {
  background:
    linear-gradient(90deg,rgba(5,7,12,.96) 0%,rgba(5,7,12,.82) 34%,rgba(5,7,12,.39) 62%,rgba(5,7,12,.12) 100%),
    linear-gradient(180deg,rgba(5,7,12,.18) 0%,rgba(5,7,12,.02) 52%,rgba(5,7,12,.34) 78%,rgba(5,7,12,.62) 100%);
}
.home-cinematic-vignette { background: radial-gradient(circle at 72% 40%,transparent 0 28%,rgba(0,0,0,.18) 76%,rgba(0,0,0,.5) 100%); box-shadow: inset 0 0 190px 30px rgba(0,0,0,.34); }
.home-cinematic::after {
  content: "";
  position: absolute;
  z-index: 1;
  inset: auto 0 0;
  height: clamp(150px,18vh,220px);
  pointer-events: none;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(8,9,12,.035) 18%,
    rgba(8,9,12,.12) 36%,
    rgba(8,9,12,.3) 56%,
    rgba(8,9,12,.58) 75%,
    rgba(8,9,12,.84) 90%,
    var(--ink) 100%
  );
}
.home-cinematic .hero-copy {
  position: relative;
  z-index: 2;
  width: min(calc(100% - 44px),var(--max-width));
  max-width: none;
  margin: 0 auto;
  padding: clamp(74px,9vh,126px) 0 clamp(104px,14vh,168px);
}
.home-cinematic .hero-copy > * { max-width: 900px; }
.home-cinematic .hero-lede { max-width: 660px; }
.home-cinematic + .section-block { margin-top: clamp(84px,9vw,138px); }
html[data-theme="light"] .home-cinematic-media {
  background-color: #05070c;
}
html[data-theme="light"] .home-cinematic { color: #f1eee7; }
html[data-theme="light"] .home-cinematic-video { filter: saturate(.9) contrast(1.08) brightness(.86); }
html[data-theme="light"] .home-cinematic.is-video-ready:not(.is-poster-only) .home-cinematic-video.is-active { opacity: 1; }
html[data-theme="light"] .home-cinematic-scrim {
  background:
    linear-gradient(90deg,rgba(5,7,12,.94) 0%,rgba(5,7,12,.78) 36%,rgba(5,7,12,.32) 66%,rgba(5,7,12,.08) 100%),
    linear-gradient(180deg,rgba(5,7,12,.14) 0%,rgba(5,7,12,.02) 52%,rgba(5,7,12,.3) 78%,rgba(5,7,12,.48) 100%);
}
html[data-theme="light"] .home-cinematic::after {
  height: clamp(220px,25vh,310px);
  background: linear-gradient(
    180deg,
    rgba(243,246,251,0) 0%,
    rgba(243,246,251,.025) 14%,
    rgba(243,246,251,.075) 27%,
    rgba(243,246,251,.16) 40%,
    rgba(243,246,251,.3) 54%,
    rgba(243,246,251,.48) 67%,
    rgba(243,246,251,.68) 79%,
    rgba(243,246,251,.86) 90%,
    var(--ink) 100%
  );
}
html[data-theme="light"] .home-cinematic-vignette {
  background: radial-gradient(circle at 72% 40%,transparent 0 28%,rgba(0,0,0,.14) 76%,rgba(0,0,0,.42) 100%);
  box-shadow: inset 0 0 170px 24px rgba(0,0,0,.28);
}
html[data-theme="light"] .home-cinematic .hero-lede,
html[data-theme="light"] .home-cinematic .text-link { color: #aeb5c1; }
html[data-theme="light"] .home-cinematic .eyebrow { color: #76a2ff; }
html[data-theme="light"] .home-cinematic .gradient-text {
  background: linear-gradient(110deg,#f1eee7 10%,#b8abff 48%,#76a2ff 86%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
html[data-theme="light"] .home-cinematic .primary-button {
  color: #08090c;
  border-color: #f1eee7;
  background: #f1eee7;
}
html[data-theme="light"] .home-cinematic .primary-button:hover { background: #ffffff; }
html[data-theme="light"] .home-cinematic .text-link:hover { color: #f1eee7; }
@media (max-width: 760px) {
  .home-cinematic {
    min-height: max(650px,82svh);
    margin-left: -50vw;
    margin-left: -50dvw;
  }
  .home-cinematic-media {
    background-image: var(--hero-poster, url("../media/home-hero/scene-mix-mobile-v5.webp"));
    background-position: center;
  }
  .home-cinematic-video {
    object-fit: cover;
    object-position: 50% 50%;
  }
  .home-cinematic .hero-copy {
    width: min(calc(100% - 28px),var(--max-width));
    padding: 62px 0 96px;
  }
  .home-cinematic-scrim {
    background:
      linear-gradient(90deg,rgba(5,7,12,.92) 0%,rgba(5,7,12,.68) 72%,rgba(5,7,12,.28) 100%),
      linear-gradient(180deg,rgba(5,7,12,.15) 0%,rgba(5,7,12,.12) 56%,rgba(5,7,12,.5) 75%,rgba(5,7,12,.68) 100%);
  }
  .home-cinematic-vignette { box-shadow: inset 0 0 90px 10px rgba(0,0,0,.42); }
  .home-cinematic + .section-block { margin-top: 72px; }
  html[data-theme="light"] .home-cinematic-scrim {
    background:
      linear-gradient(90deg,rgba(5,7,12,.9) 0%,rgba(5,7,12,.66) 72%,rgba(5,7,12,.28) 100%),
      linear-gradient(180deg,rgba(5,7,12,.2) 0%,rgba(5,7,12,.14) 56%,rgba(5,7,12,.42) 75%,rgba(5,7,12,.56) 100%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .home-cinematic-video { display: none; }
}

/* Demo transport refinements */
.range-control::-webkit-slider-runnable-track {
  height: 4px;
  background: linear-gradient(90deg, var(--blue) 0 var(--range-progress, 0%), rgba(118,162,255,.18) var(--range-progress, 0%) 100%);
  box-shadow: inset 0 0 0 1px rgba(118,162,255,.08);
}
.range-control::-webkit-slider-thumb {
  margin-top: -5px;
  border-color: var(--ink);
  background: var(--blue);
  box-shadow: 0 0 0 4px rgba(91,140,255,.16);
}
.range-control::-moz-range-track {
  height: 4px;
  background: rgba(118,162,255,.18);
  box-shadow: inset 0 0 0 1px rgba(118,162,255,.08);
}
.range-control::-moz-range-progress { height: 4px; background: var(--blue); }
.range-control::-moz-range-thumb {
  border-color: var(--ink);
  background: var(--blue);
  box-shadow: 0 0 0 4px rgba(91,140,255,.16);
}
.output-player audio {
  border-radius: 999px;
  color-scheme: dark;
  background: rgba(118,162,255,.1);
}
html[data-theme="light"] .range-control::-webkit-slider-runnable-track {
  background: linear-gradient(90deg, #356fdb 0 var(--range-progress, 0%), #fff var(--range-progress, 0%) 100%);
  box-shadow: 0 0 0 1px rgba(53,111,219,.42), 0 2px 8px rgba(53,111,219,.12);
}
html[data-theme="light"] input.range-control { background: transparent; }
html[data-theme="light"] .range-control::-moz-range-track {
  background: #fff;
  box-shadow: 0 0 0 1px rgba(53,111,219,.42), 0 2px 8px rgba(53,111,219,.12);
}
html[data-theme="light"] .range-control::-moz-range-progress { background: #356fdb; }
.range-control { touch-action: none; }
html[data-theme="light"] .range-control::-webkit-slider-thumb {
  border-color: #fff;
  background: #356fdb;
  box-shadow: 0 0 0 4px rgba(53,111,219,.13);
}
html[data-theme="light"] .range-control::-moz-range-thumb {
  border-color: #fff;
  background: #356fdb;
  box-shadow: 0 0 0 4px rgba(53,111,219,.13);
}

@media (max-width: 720px) {
  .mixing-console, .duet-advanced-panel, .professional-manual-console { padding: 15px 11px; border-radius: 15px; }
  .console-heading { align-items: flex-start; flex-direction: column; gap: 7px; }
  .console-heading-actions { width: 100%; justify-content: space-between; gap: 8px; }
  .console-heading-actions > span { max-width: none; text-align: left; }
  .console-reset-button { min-height: 32px; padding-inline: 9px; }
  .fader-bank, .pro-fader-bank { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 7px; }
  .two-channel-bank { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .fader-channel { padding-inline: 3px; }
  .fader-channel > span { font-size: 9px !important; }
  .vertical-fader { width: 54px; height: 168px; }
  .vertical-fader-rail { height: 124px; }
  .vertical-fader-thumb { width: 34px; }
  .duet-model-grid, .professional-ai-options { grid-template-columns: 1fr; }
  .professional-mode-switch span { min-height: 40px; }
}

@media (pointer: coarse) {
  .vertical-fader-thumb { width: 42px; height: 25px; bottom: calc(var(--fader-position) - 12.5px); }
  .vertical-fader-reset { min-width: 34px; min-height: 23px; }
}
html[data-theme="light"] .output-player audio {
  color-scheme: light;
  background: rgba(53,111,219,.08);
}
.job-card-status {
  min-width: min(250px, 42%);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  text-align: right;
}
.job-card-status .job-eta {
  width: 100%;
  max-width: 250px;
  color: var(--muted);
  line-height: 1.45;
  text-align: right;
}
.job-card-status .status-text {
  width: 100%;
  display: block;
  letter-spacing: 0;
  text-align: right;
  box-sizing: border-box;
  padding-right: 0.625em;
}
.training-job-card-top > div:first-child,
.training-job-card-top > .job-card-status {
  display: grid;
  grid-template-rows: 24px 21px;
  row-gap: 7px;
  align-items: start;
}
.training-job-card-top > div:first-child h3 {
  margin: 0;
  line-height: 24px;
}
.training-job-card-top > div:first-child p,
.training-job-card-top .job-card-status .job-eta {
  line-height: 21px;
}
.training-job-card-top .job-card-status .status-text {
  line-height: 24px;
}
@media (max-width: 760px) {
  .site-header {
    padding-top: max(11px, env(safe-area-inset-top));
    padding-bottom: 10px;
  }
  .main-nav {
    align-self: center;
    margin-top: 7px;
  }
  .main-nav a {
    min-height: 42px;
    padding-block: 6px;
  }
  .desktop-display-controls { display: none; }
  .mobile-settings { display: block; }
  .mobile-settings-toggle { position: relative; z-index: 1; }
  .site-header .mobile-settings-toggle svg { width: 20px !important; height: 20px !important; min-width: 20px; min-height: 20px; fill: none !important; stroke: currentColor !important; stroke-width: 1.8 !important; stroke-linecap: round; stroke-linejoin: round; }
  .mobile-settings-popover { position: absolute; z-index: 100; top: calc(100% + 10px); right: 0; width: min(286px,calc(100vw - 24px)); padding: 8px; overflow: visible; border: 1px solid var(--line-strong); border-radius: 16px; background: var(--panel-solid); box-shadow: 0 24px 70px rgba(0,0,0,.46); }
  .mobile-settings-title { margin: 0; padding: 9px 11px 8px; color: var(--muted); font-size: 10px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
  .mobile-settings-row { width: 100%; min-height: 48px; padding: 0 12px; display: grid; grid-template-columns: 21px minmax(0,1fr) auto; align-items: center; gap: 11px; border: 0; border-radius: 10px; color: var(--muted); background: transparent; font-size: 13px; font-weight: 500; line-height: 1.25; text-align: left; cursor: pointer; }
  .mobile-settings-row span, .mobile-settings-row strong { font-size: inherit; line-height: inherit; }
  .mobile-settings-row:hover, .mobile-settings-row[aria-expanded="true"] { color: var(--paper); background: rgba(91,140,255,.1); }
  .mobile-settings-row > svg, .mobile-settings-row .mobile-theme-icons, .mobile-settings-row .mobile-theme-icon { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.05; stroke-linecap: round; stroke-linejoin: round; }
  .mobile-theme-icons { position: relative; display: block; }
  .mobile-theme-icon { position: absolute; inset: 0; opacity: 0; transform: scale(.75) rotate(-24deg); transition: opacity .25s,transform .35s; }
  html[data-theme="dark"] .mobile-theme-icon-sun, html[data-theme="light"] .mobile-theme-icon-moon { opacity: 1; transform: scale(1) rotate(0); }
  .mobile-language-picker { width: 100%; }
  .mobile-language-picker .language-toggle { width: 100%; min-height: 48px; padding: 0 12px; grid-template-columns: 21px auto; justify-content: start; font-size: 13px; font-weight: 500; letter-spacing: 0; }
  .mobile-language-action { min-width: 0; display: inline-flex; align-items: center; justify-content: flex-start; gap: 8px; }
  .mobile-language-action > i { flex: 0 0 auto; margin: 0; }
  .mobile-language-picker .language-options { position: static; width: 100%; min-width: 0; margin-top: 5px; border-color: var(--line); background: rgba(91,140,255,.055); box-shadow: none; backdrop-filter: none; }
  .mobile-settings-popover .language-options button { min-height: 42px; font-size: 13px; line-height: 1.25; }
  html[data-theme="light"] .mobile-language-picker .language-options { background: rgba(53,111,219,.055); box-shadow: none; }
  .account-chip { max-width: 124px; }
  .site-main { width: min(calc(100% - 24px),var(--max-width)); }
  .panel-heading { min-width: 0; padding: 20px 18px; gap: 12px; flex-wrap: wrap; }
  .panel-heading > * { min-width: 0; max-width: 100%; }
  .panel-heading .spec-badge { white-space: normal; overflow-wrap: anywhere; line-height: 1.35; }
  .stack-form { padding: 20px 16px; gap: 18px; }
  .stack-form label > span, .field-label > span { font-size: 10.5px; line-height: 1.45; overflow-wrap: anywhere; }
  .upload-card { padding: 16px; }
  .upload-card label strong, .upload-card label span { overflow-wrap: anywhere; word-break: break-word; }
  .custom-select-trigger { min-height: 50px; padding-inline: 14px; gap: 12px; }
  .job-card { padding: 18px 16px; }
  .training-job-card-top { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); grid-template-rows: auto auto; column-gap: 12px; row-gap: 7px; align-items: start; }
  .training-job-card-top > div:first-child, .training-job-card-top > .job-card-status { display: contents; }
  .training-job-card-top > div:first-child h3 { grid-column: 1; grid-row: 1; min-width: 0; line-height: 1.35; }
  .training-job-card-top > div:first-child p { grid-column: 1; grid-row: 2; min-width: 0; line-height: 1.45; }
  .training-job-card-top .job-card-status .status-text { grid-column: 2; grid-row: 1; min-width: 0; width: auto; padding: 0; line-height: 1.35; text-align: right; overflow-wrap: anywhere; }
  .training-job-card-top .job-card-status .job-eta { grid-column: 2; grid-row: 2; min-width: 0; width: auto; max-width: 100%; line-height: 1.45; text-align: right; overflow-wrap: anywhere; }
  .account-switch-dialog, .library-dialog, .delete-song-dialog { width: calc(100vw - 20px); max-height: calc(100dvh - 20px); padding: 20px 16px; border-radius: 18px; }
  .expanded-song-select { grid-template-columns: minmax(0,1fr); gap: 5px; }.expanded-song-select small { justify-self: start; }
  .toggle-group { grid-template-columns: 1fr; }
  .toggle-group .toggle-row + .toggle-row { border-left: 0; border-top: 1px solid var(--line); }
  .professional-progress-meta { grid-template-columns: 1fr; gap: 0; }
  .professional-progress-meta p:last-child { text-align: left; white-space: normal; }
  .professional-job-controls { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); }
}