:root {
      --dp-color-ground: #fffdf5;
      --dp-color-panel: #ffffff;
      --dp-color-ink: #253044;
      --dp-color-outline: #252b3a;
      --dp-color-accent: #6434df;
      --dp-color-accent-secondary: #ff78c5;
      --dp-color-accent-warm: #ffd05b;
      --dp-color-accent-fresh: #9bf1cd;
      --dp-color-field-soft: #e9fff5;
      --dp-color-selection: #f1ebff;
      --dp-color-rule-muted: #b8b6c5;
      --dp-font: "MiSans", system-ui, sans-serif;
      --dp-typography-reading-compact: 16px;
      --dp-typography-label: 14px;
      --dp-typography-metadata: 13px;
      --dp-typography-reading-leading: 1.65;
      --dp-spacing-gap-compact: 12px;
      --dp-radius-corner: 17px;
      --dp-border-outline-width: 3px;
      --dp-border-detail-width: 2px;
      --dp-motion-interaction: 180ms;
      --content-max: 1440px;
      --page-pad: clamp(16px, 3vw, 40px);
      --shadow-hard: 4px 4px 0 var(--dp-color-outline);
      --shadow-hard-lg: 6px 6px 0 var(--dp-color-outline);
      --shadow-accent: 4px 4px 0 var(--dp-color-accent);
    }

    @font-face{font-family:"MiSans";src:url("fonts/MiSans-Regular.woff2") format("woff2");font-style:normal;font-weight:400;font-display:swap}
    @font-face{font-family:"MiSans";src:url("fonts/MiSans-Medium.woff2") format("woff2");font-style:normal;font-weight:500;font-display:swap}
    @font-face{font-family:"MiSans";src:url("fonts/MiSans-Demibold.woff2") format("woff2");font-style:normal;font-weight:550;font-display:swap}
    @font-face{font-family:"MiSans";src:url("fonts/MiSans-Semibold.woff2") format("woff2");font-style:normal;font-weight:600;font-display:swap}
    @font-face{font-family:"MiSans";src:url("fonts/MiSans-Bold.woff2") format("woff2");font-style:normal;font-weight:700;font-display:swap}
    @font-face{font-family:"MiSans";src:url("fonts/MiSans-Heavy.woff2") format("woff2");font-style:normal;font-weight:900;font-display:swap}

    *, *::before, *::after { box-sizing: border-box; }

    html {
      scroll-behavior: smooth;
      font-synthesis: none;
    }

    html[lang="zh-CN"] [data-i18n] > [lang="en"] { display: none !important; }
    html[lang="en"] [data-i18n] > [lang="zh"] { display: none !important; }

    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }
    }

    body {
      margin: 0;
      font-family: var(--dp-font);
      font-size: var(--dp-typography-reading-compact);
      font-weight: 400;
      line-height: var(--dp-typography-reading-leading);
      color: var(--dp-color-ink);
      background: var(--dp-color-ground);
      -webkit-font-smoothing: antialiased;
      font-synthesis: none;
    }

    img, svg { display: block; max-width: 100%; }
    a { color: inherit; text-decoration: none; }
    button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
    h1, h2, h3, h4 { font-family: var(--dp-font); margin: 0; letter-spacing: -0.015em; line-height: 1.2; font-synthesis: none; }
    p { margin: 0; }

    .shell {
      width: min(100%, var(--content-max));
      margin-inline: auto;
      padding-inline: var(--page-pad);
    }

    .skip-link {
      position: absolute;
      left: -9999px;
      top: 0;
      z-index: 100;
      background: var(--dp-color-accent);
      color: #fff;
      padding: 10px 16px;
      border-radius: 12px;
      border: var(--dp-border-outline-width) solid var(--dp-color-outline);
    }
    .skip-link:focus { left: 16px; top: 16px; }

    /* ——— Buttons ——— */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 48px;
      padding: 12px 22px;
      border-radius: 999px;
      border: var(--dp-border-outline-width) solid var(--dp-color-outline);
      font-family: var(--dp-font);
      font-size: var(--dp-typography-label);
      font-weight: 600;
      box-shadow: var(--shadow-hard);
      transition: transform var(--dp-motion-interaction) ease, box-shadow var(--dp-motion-interaction) ease;
      white-space: nowrap;
    }
    .btn:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--dp-color-outline); }
    .btn:active { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--dp-color-outline); }
    .btn:focus-visible {
      outline: 3px solid var(--dp-color-accent);
      outline-offset: 3px;
    }
    .btn-primary {
      background: var(--dp-color-accent);
      color: #fff;
      font-weight: 700;
    }
    .btn-secondary {
      background: var(--dp-color-accent-warm);
      color: var(--dp-color-ink);
    }
    .btn-ghost {
      background: var(--dp-color-panel);
      color: var(--dp-color-ink);
    }
    .btn-mint {
      background: var(--dp-color-accent-fresh);
      color: var(--dp-color-ink);
    }
    .btn-pink {
      background: var(--dp-color-accent-secondary);
      color: var(--dp-color-ink);
    }
    .btn[disabled], .btn.is-disabled {
      opacity: 0.7;
      cursor: not-allowed;
    }
    .btn[disabled]:hover, .btn.is-disabled:hover {
      transform: none;
      box-shadow: var(--shadow-hard);
    }

    /* ——— Nav ——— */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: color-mix(in srgb, var(--dp-color-ground) 92%, transparent);
      backdrop-filter: blur(8px);
      border-bottom: var(--dp-border-detail-width) solid color-mix(in srgb, var(--dp-color-outline) 12%, transparent);
    }
    .nav {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      min-height: 76px;
      padding-block: 12px;
    }
    .logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-family: var(--dp-font);
      font-weight: 900;
      font-size: 22px;
      letter-spacing: -0.04em;
    }
    .logo-mark {
      width: 36px;
      height: 36px;
      border-radius: 12px;
      background: var(--dp-color-accent);
      border: var(--dp-border-outline-width) solid var(--dp-color-outline);
      box-shadow: 3px 3px 0 var(--dp-color-outline);
      display: grid;
      place-items: center;
      color: #fff;
      flex-shrink: 0;
    }
    .logo-mark svg { width: 18px; height: 18px; }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px 36px;
      list-style: none;
      margin: 0;
      padding: 0;
      font-size: var(--dp-typography-label);
      font-weight: 550;
    }
    .nav-links a {
      padding: 8px 4px;
      border-bottom: 2px solid transparent;
    }
    .nav-links a:hover,
    .nav-links a:focus-visible {
      border-bottom-color: var(--dp-color-accent);
      outline: none;
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .nav-actions .btn { min-height: 42px; padding: 10px 18px; }

    .lang-toggle {
      display: inline-flex;
      align-items: center;
      padding: 4px;
      gap: 2px;
      border-radius: 999px;
      border: var(--dp-border-outline-width) solid var(--dp-color-outline);
      background: var(--dp-color-panel);
      box-shadow: 3px 3px 0 var(--dp-color-outline);
      min-height: 42px;
    }
    .lang-toggle button {
      min-width: 44px;
      min-height: 32px;
      padding: 4px 12px;
      border-radius: 999px;
      font-family: var(--dp-font);
      font-size: 13px;
      font-weight: 550;
      color: var(--dp-color-ink);
      transition: background var(--dp-motion-interaction) ease, color var(--dp-motion-interaction) ease;
    }
    .lang-toggle button[aria-pressed="true"] {
      background: var(--dp-color-accent);
      color: #fff;
      font-weight: 900;
      border: 2px solid var(--dp-color-outline);
      box-shadow: 2px 2px 0 var(--dp-color-outline);
    }
    .lang-toggle button:focus-visible {
      outline: 3px solid var(--dp-color-accent);
      outline-offset: 2px;
    }
    .nav-links a.is-active { font-weight: 900; border-bottom-color: var(--dp-color-accent); }
/* ——— Shared commercial pages ——— */
.nav-account{display:none}
body.is-authed .nav-signin{display:none}
body.is-authed .nav-account{display:inline-flex}
.page{padding-block:44px 64px}
.page-head{margin-bottom:28px}
.kicker{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--dp-color-accent);margin-bottom:8px}
.page-head h1{font-size:clamp(30px,3.4vw,44px);font-weight:900}
.page-head p{margin-top:10px;max-width:62ch;color:color-mix(in srgb,var(--dp-color-ink) 78%,transparent)}
.card{background:var(--dp-color-panel);border:var(--dp-border-outline-width) solid var(--dp-color-outline);border-radius:var(--dp-radius-corner);box-shadow:var(--shadow-hard-lg);padding:24px}
.card h2{font-size:20px;font-weight:800;margin-bottom:14px}
.muted{color:color-mix(in srgb,var(--dp-color-ink) 65%,transparent);font-size:14px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:14px;font-weight:600}
.input{
  font:inherit;width:100%;box-sizing:border-box;
  min-height:52px;padding:12px 18px;
  border-radius:999px;
  border:var(--dp-border-outline-width) solid var(--dp-color-outline);
  background:var(--dp-color-panel);color:var(--dp-color-ink);
  box-shadow:var(--shadow-hard);font-weight:500;outline:none;
}
.input:focus,.input:focus-visible{
  outline:none;
  border-color:var(--dp-color-accent);
  box-shadow:4px 4px 0 var(--dp-color-accent);
}
.input:disabled{opacity:.72;cursor:not-allowed;background:color-mix(in srgb,var(--dp-color-panel) 85%,var(--dp-color-rule-muted))}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.btn-block{width:100%}
.badge{display:inline-flex;align-items:center;padding:3px 12px;border-radius:999px;border:2px solid var(--dp-color-outline);font-size:12px;font-weight:700;background:var(--dp-color-accent-warm)}
.badge.mint{background:var(--dp-color-accent-fresh)}.badge.purple{background:var(--dp-color-accent);color:#fff}.badge.pink{background:var(--dp-color-accent-secondary);color:var(--dp-color-outline);display:inline-flex;align-items:center;justify-content:center;line-height:1;padding-top:0;padding-bottom:0}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,160%);background:var(--dp-color-ink);color:#fff;padding:12px 20px;border-radius:999px;border:3px solid var(--dp-color-outline);font-size:14px;font-weight:600;transition:transform .25s ease;z-index:200;visibility:hidden}
.toast.show{transform:translate(-50%,0);visibility:visible}
.divider{display:flex;align-items:center;gap:12px;margin:18px 0;font-size:13px;color:var(--dp-color-rule-muted)}
.divider::before,.divider::after{content:"";flex:1;height:2px;background:color-mix(in srgb,var(--dp-color-outline) 15%,transparent)}
.site-footer2{border-top:var(--dp-border-detail-width) solid color-mix(in srgb,var(--dp-color-outline) 12%,transparent);padding-block:28px;font-size:14px}
.site-footer2 .row{justify-content:space-between}
.site-footer2 nav{display:flex;gap:20px;flex-wrap:wrap}
.site-footer2 a:hover{color:var(--dp-color-accent)}
.legal{max-width:820px;width:100%;padding:36px 40px 40px}
.legal h1{font-size:34px;font-weight:900;margin:4px 0 0;letter-spacing:-0.02em}
.legal h2{font-size:20px;font-weight:800;margin:28px 0 10px}
.legal p,.legal li{color:color-mix(in srgb,var(--dp-color-ink) 82%,transparent);line-height:1.7}
.legal > .muted{margin-top:10px;margin-bottom:8px}
@media (max-width:640px){.legal{padding:24px 20px 28px}}
@media (max-width:860px){.nav-links{display:none}}
body[data-own-lang] main{min-height:calc(100vh - 170px)}

/* ——— Account pages ——— */
.acc-head{display:flex;align-items:center;gap:18px;margin-bottom:28px;flex-wrap:wrap}
.acc-head h1{font-size:30px;font-weight:900;margin:0;line-height:1.15}
.acc-title-row{display:inline-flex;align-items:center;gap:10px;flex-wrap:wrap}
.acc-head .badge{align-self:center;line-height:1;min-height:26px;padding:0 12px;transform:none}
.avatar{width:68px;height:68px;border-radius:20px;background:var(--dp-color-accent-warm);border:3px solid var(--dp-color-outline);box-shadow:var(--shadow-hard);display:grid;place-items:center;font-size:28px;font-weight:900}
.acc-grid{display:grid;grid-template-columns:220px minmax(0,1fr);gap:28px;align-items:start}
.acc-main{display:grid;gap:24px}
.side{position:sticky;top:100px;display:grid;gap:4px;padding:14px}
.side a{padding:10px 14px;border-radius:12px;font-weight:600}
.side a:hover{background:var(--dp-color-selection)}
.side a[aria-current="page"]{background:var(--dp-color-selection);font-weight:800}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.sp{justify-content:space-between;margin-bottom:12px}
.sp h2{margin:0}
.btn.sm{min-height:36px;padding:6px 14px;font-size:13px;box-shadow:3px 3px 0 var(--dp-color-outline)}
.sub-box{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:18px}
.stat{border:2px solid var(--dp-color-outline);border-radius:14px;padding:14px;background:var(--dp-color-ground)}
.stat small{display:block;color:var(--dp-color-rule-muted);font-size:13px}
.stat b{font-size:20px}
.meter{height:12px;border-radius:99px;border:2px solid var(--dp-color-outline);background:#fff;overflow:hidden;margin-top:8px}
.meter i{display:block;height:100%;background:var(--dp-color-accent)}
.icon-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:12px}
.ic{border:2px solid var(--dp-color-outline);border-radius:14px;padding:14px 8px;text-align:center;background:var(--dp-color-ground);position:relative;font-size:13px;cursor:pointer;transition:transform .12s ease;text-decoration:none;color:inherit;display:block}
.ic svg{width:28px;height:28px;margin:0 auto 6px}
.ic:hover{transform:translate(-1px,-1px);box-shadow:3px 3px 0 var(--dp-color-outline)}
.ic .x{position:absolute;top:6px;right:6px;width:28px;height:28px;border-radius:10px;border:2px solid var(--dp-color-outline);background:#fff;box-shadow:2px 2px 0 var(--dp-color-outline);font-weight:900;font-size:18px;line-height:1;color:var(--dp-color-outline);display:grid;place-items:center;cursor:pointer;z-index:2}
.ic .x:hover{background:#ffe4ea;color:#FF5A7A}
.ic .tagm{position:absolute;top:6px;left:6px;font-size:10px;font-weight:800;color:var(--dp-color-accent)}
.dl-ico{display:inline-flex;align-items:center;gap:10px;font-weight:700;color:inherit;text-decoration:none}
.dl-ico svg{width:28px;height:28px;flex-shrink:0;border:2px solid var(--dp-color-outline);border-radius:10px;padding:4px;background:var(--dp-color-ground);box-sizing:content-box}
.dl-ico span{transition:color .12s ease}
.dl-row{cursor:pointer}
.dl-row td:last-child{text-align:right;width:1%;white-space:nowrap}
.dl-row:hover .dl-ico span,.dl-row:focus-within .dl-ico span,.dl-ico:hover span{color:var(--dp-color-accent)}
.empty{border:2px dashed var(--dp-color-rule-muted);border-radius:14px;padding:26px;text-align:center;color:var(--dp-color-rule-muted)}
.empty a{color:var(--dp-color-accent);text-decoration:underline}
table.t{width:100%;border-collapse:collapse;font-size:14px}
table.t th,table.t td{text-align:left;padding:12px 10px;border-bottom:2px solid color-mix(in srgb,var(--dp-color-outline) 10%,transparent)}
table.t th{font-weight:800}
table.t th:last-child,table.t td:last-child{text-align:right}
.sec-row{display:flex;align-items:center;gap:14px;padding:10px 0}
.sec-row>span:first-child{width:110px;color:var(--dp-color-rule-muted)}
@media(max-width:900px){.acc-grid{grid-template-columns:1fr}.side{position:static;grid-auto-flow:column;overflow-x:auto}.sub-box,.grid2{grid-template-columns:1fr}}

/* ——— Legal inner pages (license / privacy / terms) ——— */
.legal-page{
  width:min(100%,1080px);
  max-width:1080px;
  padding-block:40px 64px;
}
.legal-hero{
  display:flex;
  align-items:flex-start;
  gap:22px;
  margin-bottom:28px;
  padding:28px 30px;
  background:var(--dp-color-panel);
  border:var(--dp-border-outline-width) solid var(--dp-color-outline);
  border-radius:var(--dp-radius-corner);
  box-shadow:var(--shadow-hard-lg);
}
.legal-hero.tone-purple{
  background:color-mix(in srgb,var(--dp-color-selection) 70%,var(--dp-color-panel));
}
.legal-hero.tone-pink{
  background:color-mix(in srgb,var(--dp-color-accent-secondary) 16%,var(--dp-color-panel));
}
.legal-hero.tone-warm{
  background:color-mix(in srgb,var(--dp-color-accent-warm) 28%,var(--dp-color-panel));
}
.legal-hero-ico{
  width:64px;height:64px;flex-shrink:0;
  border-radius:18px;
  border:3px solid var(--dp-color-outline);
  box-shadow:4px 4px 0 var(--dp-color-outline);
  display:grid;place-items:center;
}
.legal-hero.tone-purple .legal-hero-ico{background:var(--dp-color-accent);color:#fff}
.legal-hero.tone-pink .legal-hero-ico{background:var(--dp-color-accent-secondary);color:var(--dp-color-outline)}
.legal-hero.tone-warm .legal-hero-ico{background:var(--dp-color-accent-warm);color:var(--dp-color-outline)}
.legal-hero-ico svg{width:30px;height:30px}
.legal-hero .kicker{margin-bottom:6px}
.legal-hero.tone-pink .kicker{color:color-mix(in srgb,var(--dp-color-accent-secondary) 35%,var(--dp-color-ink))}
.legal-hero.tone-warm .kicker{color:color-mix(in srgb,#c48a00 55%,var(--dp-color-ink))}
.legal-hero h1{font-size:clamp(28px,3.2vw,40px);font-weight:900;letter-spacing:-0.02em;margin:0}
.legal-hero .muted{margin-top:8px}
.legal-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.legal-chip{
  display:inline-flex;align-items:center;
  padding:5px 12px;border-radius:999px;
  border:2px solid var(--dp-color-outline);
  background:var(--dp-color-panel);
  font-size:12px;font-weight:700;
  box-shadow:2px 2px 0 var(--dp-color-outline);
}
.legal-sections{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}
.legal-section{
  display:flex;flex-direction:column;gap:10px;
  padding:22px 22px 24px;
  margin:0;
}
.legal-section.span-2{grid-column:1 / -1}
.legal-section-ico{
  width:44px;height:44px;
  border-radius:14px;
  border:2.5px solid var(--dp-color-outline);
  box-shadow:3px 3px 0 var(--dp-color-outline);
  display:grid;place-items:center;
  flex-shrink:0;
}
.legal-section-ico svg{width:22px;height:22px}
.tone-purple .legal-section-ico,
.legal-page.tone-purple .legal-section-ico{
  background:color-mix(in srgb,var(--dp-color-selection) 85%,#fff);
  color:var(--dp-color-accent);
}
.tone-pink .legal-section-ico,
.legal-page.tone-pink .legal-section-ico{
  background:color-mix(in srgb,var(--dp-color-accent-secondary) 22%,#fff);
  color:color-mix(in srgb,var(--dp-color-accent-secondary) 30%,var(--dp-color-ink));
}
.tone-warm .legal-section-ico,
.legal-page.tone-warm .legal-section-ico{
  background:color-mix(in srgb,var(--dp-color-accent-warm) 40%,#fff);
  color:color-mix(in srgb,#c48a00 50%,var(--dp-color-ink));
}
.legal-section h2{font-size:18px;font-weight:800;margin:0;letter-spacing:-0.01em}
.legal-section p{
  margin:0;
  color:color-mix(in srgb,var(--dp-color-ink) 82%,transparent);
  line-height:1.7;font-size:15px;
}
.legal-nav{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-top:28px;padding-top:8px;
}
a.legal-nav-chip{
  display:inline-flex;align-items:center;gap:6px;
  min-height:40px;padding:8px 16px;
  border-radius:999px;
  border:var(--dp-border-outline-width) solid var(--dp-color-outline);
  background:var(--dp-color-panel);
  box-shadow:var(--shadow-hard);
  font-size:13px;font-weight:700;
  text-decoration:none;color:var(--dp-color-ink);
  transition:transform var(--dp-motion-interaction) ease,box-shadow var(--dp-motion-interaction) ease;
}
a.legal-nav-chip:hover{
  transform:translate(-2px,-2px);
  box-shadow:6px 6px 0 var(--dp-color-outline);
  color:var(--dp-color-accent);
}
a.legal-nav-chip:focus-visible{
  outline:3px solid var(--dp-color-accent);outline-offset:3px;
}
a.legal-nav-chip.is-current{
  background:var(--dp-color-accent);
  color:#fff;
  pointer-events:none;
}
a.legal-nav-chip.back{
  background:var(--dp-color-panel);
  color:var(--dp-color-ink);
}
a.legal-nav-chip.back:hover{color:var(--dp-color-accent)}
@media (max-width:720px){
  .legal-hero{flex-direction:column;gap:16px;padding:22px}
  .legal-sections{grid-template-columns:1fr}
  .legal-section.span-2{grid-column:auto}
}