:root {
    --cyan: #00f2fe;
    --neon: #3dffb0;
    --ink: #071018;
    --line: rgba(255,255,255,.12);
    color-scheme: dark;
  }
  * { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
  html, body { margin: 0; height: 100%; }
  body {
    background: #02040a;
    color: #eef4ff;
    font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  }
  button, input, textarea { font: inherit; color: inherit; }
  button { cursor: pointer; }
  #phone {
    position: relative;
    width: min(100vw, 430px);
    min-height: 100dvh;
    margin: 0 auto;
    overflow: hidden;
    background: #05080f;
    isolation: isolate;
  }
  #globe-wrap {
    position: absolute;
    left: 50%;
    top: 108px;
    width: 116%;
    aspect-ratio: 1;
    transform: translateX(-50%);
    z-index: 0;
    pointer-events: none;
  }
  #globe { width: 100%; height: 100%; display: block; }
  #scrim {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background:
      linear-gradient(to bottom, rgba(5,8,15,.92) 0%, rgba(5,8,15,.72) 16%, rgba(5,8,15,.18) 28%, rgba(5,8,15,.12) 46%, rgba(5,8,15,.55) 58%, #05080f 74%);
  }
  #app { position: relative; z-index: 2; padding-bottom: calc(5.6rem + env(safe-area-inset-bottom)); }
  header.bar {
    position: sticky; top: 0; z-index: 5;
    display: flex; align-items: center; justify-content: space-between; gap: 10px;
    padding: 12px 16px calc(12px + env(safe-area-inset-top));
    background: rgba(7,16,24,.82);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(16px);
  }
  .brand { display: flex; align-items: center; gap: 8px; background: none; border: 0; padding: 0; text-align: left; }
  .mark {
    width: 36px; height: 36px; border-radius: 12px;
    display: grid; place-items: center; font-weight: 800; color: #071018;
    background: linear-gradient(135deg, var(--neon), #4cc3ff);
  }
  .brand b { display: block; font-size: 14px; letter-spacing: .04em; }
  .brand small { color: rgba(255,255,255,.6); font-size: 11px; }
  .lang {
    border: 0; border-radius: 999px; background: rgba(255,255,255,.06);
    padding: 6px 12px; font-size: 11px;
    max-width: 38vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  }
  .chips { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 14px 16px 0; }
  .chip {
    text-align: left; border: 1px solid var(--line); background: rgba(7,16,24,.84);
    border-radius: 18px; padding: 10px 12px; backdrop-filter: blur(10px);
  }
  .chip span { display: block; font-size: 11px; color: rgba(255,255,255,.62); }
  .chip strong { font-size: 14px; }
  .chip em { font-style: normal; color: var(--neon); font-size: 12px; }
  main { padding: 8px 16px 12px; }
  .stats { display: flex; justify-content: space-between; align-items: center; padding-top: 8px; }
  .stats b { display: block; color: var(--cyan); font-size: 28px; line-height: 1; text-shadow: 0 2px 10px rgba(0,0,0,.9); }
  .stats small { color: rgba(255,255,255,.86); text-shadow: 0 1px 8px rgba(0,0,0,.9); }
  .gauge span { text-shadow: 0 1px 8px rgba(0,0,0,.9); }
  .gauge { width: 84px; height: 84px; position: relative; }
  .gauge span {
    position: absolute; inset: 0; display: grid; place-items: center;
    color: var(--cyan); font-size: 11px; font-weight: 700;
  }
  .earth-slot { position: relative; z-index: 2; height: 352px; }
  .globe-copy {
    position: absolute;
    left: 0;
    right: 12px;
    top: 4px;
    z-index: 3;
  }
  .globe-copy h1 {
    margin: 0 0 8px;
    font-size: 22px;
    line-height: 1.25;
    font-weight: 800;
    text-shadow: 0 2px 16px rgba(0,0,0,.92), 0 1px 2px rgba(0,0,0,.85);
  }
  .globe-copy p {
    margin: 0;
    color: rgba(255,255,255,.9);
    font-size: 13px;
    line-height: 1.45;
    text-shadow: 0 1px 10px rgba(0,0,0,.92);
  }
  .earth-slot .stats {
    position: absolute;
    left: 2px;
    right: 2px;
    bottom: 2px;
    align-items: flex-end;
  }
  .card {
    border: 1px solid var(--line); background: rgba(7,16,24,.86);
    border-radius: 24px; padding: 16px; backdrop-filter: blur(12px);
  }
  .meter { margin-top: 12px; }
  .meter:first-child { margin-top: 0; }
  .meter p { margin: 0 0 6px; font-size: 12px; color: rgba(255,255,255,.75); }
  .track { height: 8px; border-radius: 999px; background: rgba(255,255,255,.1); overflow: hidden; }
  .fill { height: 100%; border-radius: inherit; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
  .tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 14px; }
  .tabs button, .seg button, .pack, .dest, .plan, .route, .ghost, .cta, .mini {
    border: 0; border-radius: 16px;
  }
  .tabs button, .seg button {
    background: rgba(255,255,255,.1); color: rgba(255,255,255,.78); padding: 8px 4px; font-size: 12px; font-weight: 700;
  }
  .tabs button.on, .seg button.on {
    background: var(--cyan); color: #020617; box-shadow: 0 0 16px rgba(0,242,254,.45);
  }
  .fx {
    margin-top: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-radius: 16px;
    background: var(--cyan);
    color: #020617;
    font-weight: 800;
    font-size: 13px;
  }
  .fx span { font-weight: 600; font-size: 11px; opacity: .72; }
  .cta {
    width: 100%; margin-top: 14px; padding: 14px 12px;
    background: var(--cyan); color: #020617; font-weight: 700; font-size: 15px;
    box-shadow: 0 0 28px rgba(0,242,254,.55);
  }
  .cta.neon { background: var(--neon); box-shadow: 0 0 22px rgba(61,255,176,.4); }
  h1 { font-size: 26px; line-height: 1.2; margin: 18px 0 8px; text-shadow: 0 2px 12px rgba(0,0,0,.85); }
  h2 { font-size: 18px; margin: 22px 0 8px; }
  .lead, .muted { color: rgba(255,255,255,.68); font-size: 14px; line-height: 1.6; }
  .kicker { color: var(--cyan); letter-spacing: .16em; font-size: 11px; font-weight: 700; }
  .grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .tile {
    border: 1px solid var(--line); border-radius: 18px; padding: 12px; background: rgba(255,255,255,.04);
  }
  .tile b { display: block; font-size: 13px; margin-bottom: 4px; }
  .steps { display: grid; gap: 8px; }
  .step { display: flex; gap: 10px; align-items: flex-start; }
  .n {
    width: 26px; height: 26px; border-radius: 50%; flex: none;
    display: grid; place-items: center; background: rgba(0,242,254,.15); color: var(--cyan); font-size: 12px; font-weight: 700;
  }
  .search, .field, textarea {
    width: 100%; border: 1px solid var(--line); background: rgba(255,255,255,.06);
    border-radius: 16px; padding: 12px; outline: none;
  }
  textarea { min-height: 72px; resize: vertical; }
  .seg { display: flex; gap: 6px; overflow: auto; padding-bottom: 4px; }
  .seg button { white-space: nowrap; padding: 8px 12px; }
  .dest, .plan, .route {
    width: 100%; text-align: left; margin-top: 8px; padding: 12px;
    background: rgba(7,16,24,.62); border: 1px solid var(--line);
  }
  .dest.on, .plan.on { border-color: rgba(0,242,254,.7); }
  .row { display: flex; justify-content: space-between; gap: 8px; align-items: center; }
  .price { color: var(--neon); font-weight: 700; }
  .days { display: flex; align-items: center; gap: 10px; }
  .days button { width: 36px; height: 36px; border-radius: 12px; border: 0; background: rgba(255,255,255,.1); }
  input[type="range"] { width: 100%; accent-color: var(--cyan); }
  .nav {
    position: fixed; z-index: 6; left: 50%; bottom: 0; transform: translateX(-50%);
    width: min(100vw, 430px);
    display: grid; grid-template-columns: repeat(5, 1fr);
    padding: 6px 4px calc(8px + env(safe-area-inset-bottom));
    background: rgba(5,8,15,.92); border-top: 1px solid var(--line); backdrop-filter: blur(16px);
  }
  .nav button { background: none; border: 0; color: rgba(255,255,255,.45); font-size: 10px; padding: 6px 2px; }
  .nav button.on { color: var(--neon); }
  .nav svg { display: block; margin: 0 auto 3px; }
  .sheet {
    position: fixed; inset: 0; z-index: 20; display: none; align-items: flex-end; justify-content: center;
  }
  .sheet.open { display: flex; }
  .sheet .mask { position: absolute; inset: 0; background: rgba(3,6,12,.55); border: 0; }
  .panel {
    position: relative; width: min(100vw, 430px); max-height: 78dvh; overflow: auto;
    background: #0c1520; border-radius: 24px 24px 0 0; padding: 16px 16px calc(18px + env(safe-area-inset-bottom));
    border: 1px solid var(--line);
  }
  .toast {
    position: fixed; left: 50%; bottom: calc(5.8rem + env(safe-area-inset-bottom)); transform: translateX(-50%);
    z-index: 30; background: #102033; border: 1px solid rgba(0,242,254,.4); color: #fff;
    border-radius: 999px; padding: 8px 14px; font-size: 13px; display: none; max-width: 90vw;
  }
  .fab {
    position: fixed; z-index: 5; right: max(12px, calc(50vw - 203px));
    bottom: calc(5.4rem + env(safe-area-inset-bottom));
    width: 48px; height: 48px; border-radius: 50%; border: 0;
    background: #123; color: var(--cyan); box-shadow: 0 0 18px rgba(0,242,254,.35); font-size: 18px;
  }
  .warn { color: #fecaca; font-size: 12px; }
  .ok { color: var(--neon); }
  footer.note { text-align: center; color: rgba(255,255,255,.4); font-size: 11px; padding: 18px 8px 4px; }
  .entry {
    position: fixed; inset: 0; z-index: 40; display: none;
    align-items: center; justify-content: center; padding: 22px;
  }
  .entry.open { display: flex; }
  .entry .mask { position: absolute; inset: 0; background: rgba(3,6,12,.72); border: 0; }
  .entry-card {
    position: relative; width: min(100%, 360px);
    background: #0c1520; border: 1px solid var(--line); border-radius: 24px;
    padding: 22px 18px 16px; text-align: center;
    box-shadow: 0 24px 70px rgba(0,0,0,.5);
  }
  .entry-card h2 { margin: 6px 0 4px; font-size: 28px; }
  .entry-card .hook { margin: 0 0 16px; font-size: 18px; font-weight: 800; line-height: 1.45; }
  .entry-card .cta { white-space: normal; line-height: 1.35; }
  .entry-card .cta:disabled { opacity: .4; box-shadow: none; }
  .bonus-track { margin: 14px 0 8px; }