@charset "UTF-8";

:root {
  --ink: #0d2426;
  --paper: #eef7f6;
  --teal: #0f8f8a;
  --coral: #ff5a5f;
  --mute: #5a6e70;
  --night: #071618;
  --nav-shadow: 2px 2px 0 rgba(255, 90, 95, 0.4);
  --lift: 8px 10px 0 rgba(13, 36, 38, 0.12);
  --header-h: 72px;
  --content: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body {
  margin: 0;
  min-width: 320px;
  padding-top: var(--header-h);
  color: var(--ink);
  background:
    radial-gradient(720px 300px at 10% -8%, rgba(15,143,138,.14), transparent 55%),
    radial-gradient(560px 260px at 94% 2%, rgba(255,90,95,.1), transparent 50%),
    var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  line-height: 1.7;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
p, h1, h2, h3, figure { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
.frame { width: min(calc(100% - 40px), var(--content)); margin: 0 auto; }

.grain {
  pointer-events: none; position: fixed; inset: 0; z-index: 80; opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.jukebar {
  position: fixed; z-index: 1000; top: 0; right: 0; left: 0; height: var(--header-h);
  background: rgba(238,247,246,.95); border-bottom: 2px solid var(--coral); backdrop-filter: blur(10px);
}
.jukebar-in { height: 100%; display: flex; align-items: center; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { width: 44px; height: 44px; border-radius: 12px; box-shadow: var(--nav-shadow); background: #fff; }
.brand strong { display: block; font-size: 15px; }
.brand small { display: block; font-size: 10px; letter-spacing: 0.16em; color: var(--teal); font-weight: 800; }
.menu { margin-left: auto; }
.menu ul { display: flex; gap: 14px; }
.menu a { font-size: 13px; font-weight: 700; }
.menu a.current, .menu a:hover { color: var(--coral); }
.get-btn, .header-get, .mobile-get {
  display: inline-flex; align-items: center; justify-content: center;
  height: 40px; padding: 0 18px; border-radius: 999px;
  background: var(--coral); color: #fff; font-weight: 800; box-shadow: var(--nav-shadow);
}
.hand { display: none; margin-left: auto; align-items: center; gap: 10px; }
.nav-switch { width: 40px; height: 40px; }
.nav-switch i { display: block; width: 18px; height: 2px; margin: 5px auto; background: var(--ink); }

.jukebox { padding: 28px 0 56px; }
.juke-grid { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: 28px; align-items: center; }
.eyebrow { font-size: 12px; letter-spacing: 0.14em; color: var(--teal); font-weight: 800; }
h1 { font-size: clamp(36px, 5vw, 52px); line-height: 1.05; }
.kicker { margin: 10px 0; font-size: 22px; color: #fff; background: var(--teal); display: inline-block; padding: 4px 12px; font-weight: 800; border-radius: 6px; }
.lead { color: var(--mute); max-width: 38em; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; margin: 20px 0 12px; }
.hero-actions .get-btn { height: 46px; padding: 0 22px; }
.ghost { font-weight: 800; border-bottom: 2px solid var(--coral); }
.stamp { font-size: 12px; color: var(--mute); }

.cabinet { position: relative; min-height: 520px; display: grid; place-items: center; }
.cabinet-body {
  background: linear-gradient(180deg, #12383a, var(--night));
  border: 4px solid var(--teal); border-radius: 28px 28px 18px 18px;
  padding: 16px 18px 14px; box-shadow: 0 0 0 6px rgba(255,90,95,.12), var(--lift);
}
.cab-tag { display: block; text-align: center; font-size: 11px; letter-spacing: 0.2em; color: var(--coral); font-weight: 800; margin-bottom: 10px; }
.cab-lights { display: flex; justify-content: center; gap: 8px; margin-top: 12px; }
.cab-lights i { width: 10px; height: 10px; border-radius: 50%; background: var(--coral); opacity: .85; animation: blink 1.8s ease-in-out infinite; }
.cab-lights i:nth-child(2) { background: var(--teal); animation-delay: .2s; }
.cab-lights i:nth-child(3) { animation-delay: .4s; }
.cab-lights i:nth-child(4) { background: var(--teal); animation-delay: .6s; }
.cab-lights i:nth-child(5) { animation-delay: .8s; }
.phone {
  width: min(228px, 60vw); background: #0a1c1e; border-radius: 26px; padding: 10px 8px 14px;
  animation: bob 5s ease-in-out infinite;
}
.chin { display: block; width: 60px; height: 6px; margin: 0 auto 8px; border-radius: 6px; background: #2a4548; }
.led { display: flex; justify-content: space-between; font-size: 10px; padding: 0 8px 6px; color: #d5eceb; }
.led em { color: var(--coral); font-style: normal; font-weight: 800; }
.phone img { width: 100%; height: auto; max-height: 360px; object-fit: cover; object-position: top; border-radius: 14px; background: #000; }
.neon {
  position: absolute; z-index: 4; background: #fff; padding: 10px 12px; border-radius: 12px;
  box-shadow: var(--lift); font-size: 12px; border: 2px solid var(--teal);
}
.neon.a { left: 0; top: 36px; display: flex; gap: 8px; align-items: center; }
.neon.a i { width: 8px; height: 8px; border-radius: 50%; background: var(--coral); }
.neon.b { right: 0; top: 110px; border-color: var(--coral); }
.neon.b em { display: block; color: var(--coral); font-style: normal; }
.neon.c { left: 8px; bottom: 48px; background: var(--night); color: #fff; }
.neon.c span { display: block; letter-spacing: 0.14em; color: var(--teal); font-size: 10px; }

.cap { margin-bottom: 22px; }
.cap p { font-size: 12px; letter-spacing: 0.16em; color: var(--teal); font-weight: 800; }
.cap h2 { font-size: 30px; }
.cap small { display: block; margin-top: 6px; color: var(--mute); }
.cap.invert p, .cap.invert h2 { color: #eef7f6; }
.cap.invert small { color: #9ab8b6; }

.tracks-wrap { padding: 64px 0; }
.tracks { display: grid; gap: 10px; }
.tracks article {
  display: grid; grid-template-columns: 64px 1fr auto; gap: 16px; align-items: center;
  padding: 18px 20px; border-radius: 14px; box-shadow: var(--lift); color: #fff;
}
.t1 { background: linear-gradient(90deg, var(--teal), #14b0aa); }
.t2 { background: linear-gradient(90deg, #0d2426, #1a3d40); }
.t3 { background: linear-gradient(90deg, #c73f45, var(--coral)); }
.t4 { background: linear-gradient(90deg, #0f5f6a, #1a8a84); }
.tracks b { font-size: 22px; letter-spacing: 0.08em; }
.tracks h3 { font-size: 22px; margin-bottom: 4px; }
.tracks p { opacity: .92; font-size: 14px; }
.tracks span { font-size: 11px; letter-spacing: 0.18em; font-weight: 800; }

.pad-wrap { padding: 64px 0; background: var(--night); color: #eef7f6; }
.pad-desk { background: #102a2c; border-radius: 20px; padding: 20px; box-shadow: 8px 12px 0 rgba(255,90,95,.18); }
.keypad { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; max-width: 360px; margin-bottom: 18px; }
.keypad button {
  aspect-ratio: 1.2; border-radius: 16px; background: #071618; border: 2px solid #2a4548;
  color: #eef7f6; font-size: 28px; font-weight: 800; display: grid; place-content: center; gap: 4px;
}
.keypad button span { display: block; font-size: 12px; letter-spacing: 0.08em; color: #9ab8b6; font-weight: 700; }
.keypad button.is-on { background: var(--coral); border-color: var(--coral); color: #fff; }
.keypad button.is-on span { color: #ffe4e5; }
.pad-body { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 18px; align-items: center; }
.rk { font-size: 12px; letter-spacing: 0.18em; color: var(--coral); }
.pad-body h3 { margin: 8px 0; font-size: 24px; }
.pad-body p { color: #9ab8b6; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.chips li { padding: 6px 12px; background: #071618; border-radius: 999px; font-size: 12px; font-weight: 700; }
.pad-body figure { background: #071618; padding: 10px; border-radius: 16px; border: 2px solid #2a4548; }
.pad-body img { width: 100%; height: auto; max-height: 340px; object-fit: cover; object-position: top; background: #000; border-radius: 10px; }
.pad-body figcaption { margin-top: 8px; text-align: center; font-size: 12px; letter-spacing: 0.14em; color: var(--teal); font-weight: 800; }

.cassettes-wrap { padding: 64px 0; }
.cassettes { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.cassettes figure { background: #fff; padding: 10px; border-radius: 14px; box-shadow: var(--lift); border-top: 6px solid var(--teal); }
.cassettes figure:nth-child(2) { border-top-color: var(--coral); transform: translateY(-10px); }
.cassettes figure:nth-child(3) { transform: translateY(8px); }
.cassettes figure:nth-child(4) { border-top-color: var(--coral); }
.bezel { background: var(--night); padding: 8px; border-radius: 10px; }
.cassettes img { width: 100%; height: auto; max-height: 280px; object-fit: cover; object-position: top; background: #000; border-radius: 6px; }
.cassettes figcaption { margin-top: 8px; font-weight: 800; display: flex; gap: 8px; }
.cassettes b { color: var(--teal); }

.faq { padding: 0 0 64px; }
.playlist { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.card { background: #fff; border-radius: 16px; box-shadow: var(--lift); overflow: hidden; }
.card button {
  width: 100%; text-align: left; padding: 14px 16px; font-weight: 800;
  display: flex; gap: 10px; align-items: center; background: #e6f3f2;
}
.card button b {
  width: 32px; height: 32px; display: grid; place-items: center; border-radius: 8px;
  background: var(--teal); color: #fff; font-size: 12px;
}
.card p { display: none; padding: 0 16px 16px; color: var(--mute); }
.card.is-on button { background: var(--coral); color: #fff; }
.card.is-on button b { background: #fff; color: var(--coral); }
.card.is-on p { display: block; }

.glass-notes { padding: 0 0 64px; background: #e2f0ef; }
.notes { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.notes article {
  background: rgba(255,255,255,.88); border: 2px solid rgba(15,143,138,.25);
  padding: 16px 14px; border-radius: 12px; box-shadow: var(--lift);
  backdrop-filter: blur(4px);
}
.notes article:nth-child(even) { border-color: rgba(255,90,95,.3); }
.notes time { display: block; font-size: 12px; color: var(--teal); font-weight: 800; }
.notes span { font-size: 12px; color: var(--mute); }

.download { padding: 64px 0; }
.arcade {
  position: relative; text-align: center;
  background: linear-gradient(180deg, #fff, #e8f6f5);
  border: 3px solid var(--ink); border-radius: 28px; padding: 48px 24px 28px;
  box-shadow: var(--lift);
}
.btn-ring {
  position: absolute; left: 50%; top: -18px; width: 36px; height: 36px; margin-left: -18px;
  border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 6px rgba(255,90,95,.2), var(--nav-shadow);
}
.arcade small { letter-spacing: 0.22em; color: var(--teal); font-weight: 800; }
.arcade h2 { margin: 10px 0 8px; }
.arcade p { color: var(--mute); }
.arcade-stats { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin: 16px 0; }
.arcade-stats li { background: #fff; padding: 8px 12px; border-radius: 999px; box-shadow: var(--nav-shadow); font-size: 13px; }
.arcade-stats b { color: var(--coral); margin-right: 4px; }

.site-footer { background: var(--night); color: #eef7f6; padding: 26px 0 18px; }
.footer-shell { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.site-footer .brand small { color: var(--teal); }
.site-footer nav { display: flex; gap: 16px; flex-wrap: wrap; }
.site-footer nav a { color: var(--coral); font-weight: 700; }
.copy { text-align: center; margin-top: 12px; color: #7a9494; font-size: 13px; }

.back-top {
  position: fixed; z-index: 40; right: 22px; bottom: 22px; width: 44px; height: 44px; border-radius: 50%;
  visibility: hidden; opacity: 0; display: grid; place-items: center;
  background: var(--coral); box-shadow: var(--nav-shadow);
}
.back-top::before {
  content: ""; width: 12px; height: 12px;
  border-left: 2px solid #fff; border-top: 2px solid #fff;
  transform: translateY(3px) rotate(45deg);
}
.back-top.is-visible { visibility: visible; opacity: 1; }

@keyframes bob { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-8px)} }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.35} }

@media (max-width: 980px) {
  .header-get { display: none; }
  .hand { display: flex; }
  .menu { position: fixed; top: var(--header-h); right: 0; left: 0; display: none; background: var(--paper); }
  .menu.is-open { display: block; }
  .menu ul { flex-direction: column; gap: 0; padding: 8px 20px 16px; }
  .menu a { display: block; padding: 12px 0; }
  .juke-grid, .pad-body { display: flex; flex-direction: column; }
  .juke-copy { text-align: center; }
  .kicker { display: inline-block; }
  .hero-actions { justify-content: center; }
  .hero-actions .get-btn { width: 100%; }
  .neon { position: static; display: inline-flex; margin: 6px; }
  .cabinet { min-height: 0; }
  .tracks article { grid-template-columns: 48px 1fr; }
  .tracks span { display: none; }
  .keypad { max-width: none; }
  .cassettes {
    display: flex; gap: 12px; overflow-x: auto; -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory; padding-bottom: 10px;
  }
  .cassettes figure { flex: 0 0 min(72vw, 260px); scroll-snap-align: start; transform: none; }
  .playlist, .notes { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .phone, .cab-lights i { animation: none; }
}