:root {
    color-scheme: light dark;
    --ink: #2b1d1a;
    --ink-2: #3d2d29;
    --paper: #fff4ef;
    --card: #ffffff;
    --surface: #ffffff;
    --pink: #ff6f91;
    --pink-soft: #ffd3de;
    --blue: #2548b8;
    --muted: #6b5a55;
    --line: #d9c4bc;
    --line-2: #e3cfc8;
    --fill: #e7d6cf;
    --dash: #c9b1a8;
    --pink-line: #e7b3c1;
    --pink-line-2: #f1b9c7;
    --ins-bg: #e8edff;
    --mark-bg: #ffc6d3;
    --hot: #e0245e;
    --ok: #bff0c9;
    --warn: #ffe39a;
    /* 彩底上的字，两种模式都用深色，所以不随主题变 */
    --on-chip: #2b1d1a;
    --on-blue: #ffffff;
    --on-hot: #ffffff;
    --them-bg: #d9d0cd;
    --them-ink: #4f423e;
    --them-edge: #6f605b;
    --them-line: #bfb2ae;
    --them-chip: #b3a5a0;
  }

  /* 夜间配色。两处必须保持一致：
     1) 跟随系统偏好（下面的 @media）
     2) 页脚按钮手动切换（:root[data-theme="dark"]）
     改配色时两处都要改。 */
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
    --ink: #f2e8e4;
    --ink-2: #d9c9c3;
    --paper: #17100f;
    --card: #211917;
    --surface: #2b211e;
    --pink: #ff7f9d;
    --pink-soft: #4a2932;
    --blue: #a3b8ff;
    --muted: #ae9a94;
    --line: #453431;
    --line-2: #3b2d2a;
    --fill: #3b2d2a;
    --dash: #5a4641;
    --pink-line: #6d3a48;
    --pink-line-2: #6d3a48;
    --ins-bg: #1c2550;
    --mark-bg: #5e2035;
    --hot: #ff5c85;
    --on-blue: #101a3d;
    --on-hot: #2b0d16;
    --them-bg: #2d2623;
    --them-ink: #b7a7a1;
    --them-edge: #574a46;
    --them-line: #463c39;
    --them-chip: #7d6c66;
    }
    :root:not([data-theme="light"]) .mark img { border-radius: 50%; background: var(--surface); }
  }
  :root[data-theme="dark"] {
    --ink: #f2e8e4;
    --ink-2: #d9c9c3;
    --paper: #17100f;
    --card: #211917;
    --surface: #2b211e;
    --pink: #ff7f9d;
    --pink-soft: #4a2932;
    --blue: #a3b8ff;
    --muted: #ae9a94;
    --line: #453431;
    --line-2: #3b2d2a;
    --fill: #3b2d2a;
    --dash: #5a4641;
    --pink-line: #6d3a48;
    --pink-line-2: #6d3a48;
    --ins-bg: #1c2550;
    --mark-bg: #5e2035;
    --hot: #ff5c85;
    --on-blue: #101a3d;
    --on-hot: #2b0d16;
    --them-bg: #2d2623;
    --them-ink: #b7a7a1;
    --them-edge: #574a46;
    --them-line: #463c39;
    --them-chip: #7d6c66;
  }
  :root[data-theme="dark"] .mark img { border-radius: 50%; background: var(--surface); }

  /* 页脚的日/夜切换按钮 */
  .theme-toggle { font: inherit; font-size: 14px; line-height: 1; background: none; color: var(--muted);
    border: 1.5px solid var(--line); border-radius: 999px; padding: 7px 14px; cursor: pointer; white-space: nowrap; }
  .theme-toggle:hover { border-color: var(--ink); color: var(--ink); }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { -webkit-text-size-adjust: 100%; }
  body { background: var(--paper); color: var(--ink); font-family: "Space Grotesk", system-ui, sans-serif; line-height: 1.5; }
  a { color: inherit; }
  .wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

  /* header */
  header { padding: 28px 0 0; }
  header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
  .mark { white-space: nowrap; display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; font-size: 18px; letter-spacing: -.01em; }
  .mark img { width: 40px; height: 40px; }
  nav a { text-decoration: none; font-size: 15px; margin-left: 22px; padding-bottom: 5px; border-bottom: 2px solid transparent; }
  nav a:hover { border-color: var(--pink); }

  /* hero */
  .hero { padding: 72px 0 56px; display: grid; grid-template-columns: 1.5fr 1fr; gap: 40px; align-items: center; }
  .hero h1 { font-size: clamp(40px, 5.4vw, 64px); line-height: 1.02; letter-spacing: -.035em; font-weight: 700; text-wrap: balance; }
  .hero h1 .amp { color: var(--pink); }
  .pill { display: inline-block; margin-top: 22px; background: var(--ink); color: var(--paper); border-radius: 999px; padding: 7px 16px; font-size: 14px; }
  .lede { font-size: clamp(19px, 2.4vw, 23px); margin-top: 26px; max-width: 30em; }
  .sample { position: relative; background: var(--card); border: 1.5px solid var(--line); border-radius: 16px; padding: 20px 22px 14px; margin-top: 18px; }
  .sample-head { font-size: 12px; font-weight: 500; letter-spacing: .08em; color: var(--blue); margin-bottom: 14px; }
  .sample-head span { display: block; letter-spacing: 0; color: var(--muted); font-weight: 400; margin-top: 2px; }
  .claim { display: grid; grid-template-columns: 30px 1fr; gap: 12px; align-items: start; padding: 11px 0; border-top: 1.5px dashed var(--line-2); }
  .claim b { display: block; font-size: 16px; }
  .claim small { display: block; font-size: 13.5px; color: var(--muted); margin-top: 2px; }
  .mark-ic { color: var(--on-chip); width: 30px; height: 30px; border-radius: 50%; border: 2px solid var(--ink); display: grid; place-items: center; font-weight: 700; }
  .claim.ok .mark-ic { background: var(--ok); }
  .claim.no .mark-ic { background: var(--pink); }
  .claim.q .mark-ic { background: var(--warn); }

  .hero-actions { margin-top: 30px; display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; }
  .hero-actions .btn { font-size: 17px; }
  .hero-actions .more { margin-top: 0; }
  .range { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .range .sample-pig { position: absolute; width: 66px; top: -38px; right: -14px; transform: rotate(12deg); z-index: 1; }
  .tile { background: var(--card); border: 1.5px solid var(--line); border-radius: 14px; padding: 14px 14px 12px; min-height: 132px; display: flex; flex-direction: column; gap: 8px; }
  .tile .k { font-size: 11px; font-weight: 500; letter-spacing: .1em; color: var(--blue); }
  .tile small { font-size: 12px; color: var(--muted); margin-top: auto; }
  .t-research { font-family: "Source Serif 4", serif; font-size: 15px; line-height: 1.35; }
  .t-research sup { color: var(--blue); font-weight: 700; }
  .t-edit { font-size: 13.5px; line-height: 1.5; }
  .t-edit del { display: block; color: var(--muted); text-decoration-color: var(--pink); text-decoration-thickness: 2px; }
  .t-edit ins { display: block; text-decoration: none; color: var(--blue); }
  .cut { display: grid; grid-template-columns: 1fr; width: 100%; gap: 6px; margin-top: 4px; }
  .cut i { display: block; height: 12px; border-radius: 3px; }
  .cut .long { background: var(--fill); width: 100%; }
  .cut .short { background: var(--pink); width: 25%; }
  .cut span { display: block; font-size: 12px; font-weight: 700; color: var(--muted); margin-top: 2px; }
  .bars { display: flex; align-items: flex-end; gap: 6px; height: 54px; }
  .bars i { flex: 1; background: var(--fill); border-radius: 3px 3px 0 0; }
  .bars i.hi { background: var(--pink); }
  .browser { border: 1.5px solid var(--line); border-radius: 6px; padding: 14px 8px 8px; position: relative; display: grid; gap: 5px; }
  .browser span { position: absolute; top: 4px; left: 6px; width: 18px; height: 5px; border-radius: 3px; background: var(--fill); }
  .browser b { width: 55%; height: 8px; border-radius: 3px; background: var(--ink); }
  .browser em { height: 5px; border-radius: 3px; background: var(--fill); }
  .browser em.short { width: 60%; }
  .range-cap { grid-column: 1 / -1; font-size: 12px; color: var(--muted); text-align: right; }
  .flow { margin-top: 20px; background: var(--card); border: 1.5px solid var(--line); border-radius: 16px; padding: 20px 24px; }
  .flow .k { font-size: 13px; font-weight: 500; letter-spacing: .08em; color: var(--blue); margin-bottom: 12px; }
  .flow ol { list-style: none; counter-reset: f; display: flex; flex-wrap: wrap; gap: 8px; }
  .flow li { counter-increment: f; background: var(--pink-soft); border-radius: 999px; padding: 6px 14px; font-size: 14.5px; }
  .flow li::before { content: counter(f) "  "; font-weight: 700; }
  .flow p { margin-top: 14px; font-size: 16px; max-width: 48em; }

  /* sections */
  section { padding: 56px 0; }
  h2 { font-size: 30px; letter-spacing: -.02em; margin-bottom: 26px; }
  h2 small { font-size: 15px; font-weight: 400; color: var(--muted); margin-left: 10px; letter-spacing: 0; }

  .cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .card { background: var(--card); border: 1.5px solid var(--line); border-radius: 16px; padding: 22px 24px; }
  .card .num { font-size: 13px; font-weight: 500; color: var(--blue); letter-spacing: .08em; }
  .card h3 { font-size: 21px; margin: 4px 0 8px; }
  .card p { font-size: 16px; color: var(--ink-2); }

  .why { display: grid; grid-template-columns: 1fr 1.3fr; gap: 40px; align-items: start; }
  .why blockquote { font-family: "Source Serif 4", serif; font-style: italic; font-size: 22px; line-height: 1.45; border-left: 4px solid var(--blue); padding-left: 18px; }
  .why blockquote cite { display: block; margin-top: 10px; font-family: "Space Grotesk", sans-serif; font-style: normal; font-size: 14px; color: var(--muted); }
  .why p { font-size: 17px; margin-bottom: 14px; }

  .crew { list-style: none; margin-top: 20px; display: grid; gap: 10px; background: var(--card); border: 1.5px solid var(--line); border-radius: 16px; padding: 22px 24px 22px 26px; }
  .crew::before { content: "THE CAST"; font-size: 13px; font-weight: 500; color: var(--blue); letter-spacing: .08em; margin-bottom: 4px; }
  .crew li { font-size: 16px; padding-left: 22px; position: relative; }
  .crew li::before { content: "🐾"; position: absolute; left: 0; font-size: 13px; top: 3px; }
  .crew strong { color: var(--blue); }

  .contact { text-align: center; padding: 72px 0 88px; }
  .sticker { display: inline-block; background: var(--blue); color: var(--on-blue); border-radius: 10px; padding: 7px 14px; transform: rotate(-2deg); margin-bottom: 22px; font-size: 14px; line-height: 1.3; }
  .sticker b { color: var(--pink-soft); }
  .contact .trial-link { display: block; width: fit-content; margin: 20px auto 0; }
  .contact p { font-size: 18px; margin-bottom: 18px; }
  .note-stop { margin-top: 22px; font-size: 16px; max-width: 46em; }
  /* sample edit */
  .sample-meta { display: grid; gap: 8px; font-size: 15px; margin-bottom: 20px; }
  .sample-meta .k { display: inline-block; min-width: 110px; font-size: 12px; font-weight: 500; letter-spacing: .08em; color: var(--muted); }
  .sample-meta small { display: block; color: var(--muted); margin-left: 110px; }
  .sv p { font-size: 18px; line-height: 1.95; margin-bottom: 14px; }
  .sv .ttl { font-weight: 700; }
  .sv del { color: var(--muted); text-decoration-color: var(--pink); text-decoration-thickness: 2px; }
  .sv ins { text-decoration: none; color: var(--blue); background: var(--ins-bg); border-radius: 3px; padding: 0 1px; }
  .sv .mk { font-size: 11px; font-weight: 700; color: var(--pink); margin: 0 1px; }
  .sv .mk.c { color: var(--blue); }
  .sv .cmt { border-top: 2px dashed var(--blue); margin-top: 18px; padding-top: 14px; }
  .sv .cmt p { font-size: 16px; line-height: 1.7; }
  .sv .cmt small { display: block; color: var(--muted); font-size: 14px; }
  .sv[data-view="original"] ins, .sv[data-view="original"] .mk, .sv[data-view="original"] .cmt,
  .sv[data-view="final"] del, .sv[data-view="final"] .mk, .sv[data-view="final"] .cmt, .sv[data-view="final"] .pre { display: none; }
  .sv[data-view="original"] del { color: inherit; text-decoration: none; }
  .sv[data-view="final"] ins { color: inherit; background: none; padding: 0; }
  .changes { width: 100%; border-collapse: collapse; font-size: 15px; margin: 8px 0 18px; }
  .changes th { text-align: left; font-size: 12px; letter-spacing: .06em; color: var(--muted); border-bottom: 2px solid var(--ink); padding: 6px 8px; }
  .changes td { border-bottom: 1px solid var(--line-2); padding: 8px; vertical-align: top; }
  .changes td:first-child { font-weight: 700; color: var(--pink); }
  @media (max-width: 700px) { .changes thead { display: none; } .changes tr { display: block; border-bottom: 1px solid var(--line-2); padding: 8px 0; } .changes td { display: block; border: 0; padding: 2px 0; } .sample-meta small { margin-left: 0; } }
  .contact .pay { font-size: 15px; color: var(--muted); margin: 28px auto 0; max-width: 34em; }
  .btn { display: inline-block; background: var(--pink); color: var(--on-chip); border: 2px solid var(--ink); border-radius: 999px; padding: 12px 26px; font-weight: 700; font-size: 18px; text-decoration: none; box-shadow: 4px 4px 0 var(--ink); }
  .btn:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--ink); }

  footer { border-top: 2px solid var(--ink); padding: 18px 0 28px; font-size: 14px; color: var(--muted); }
  footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

  @media (max-width: 760px) {
    .hero { grid-template-columns: 1fr; padding-top: 44px; }
    .range { margin-top: 24px; }
    .range .sample-pig { width: 54px; top: -28px; right: -4px; }
    .cards, .why { grid-template-columns: 1fr; }
    header .wrap { flex-wrap: wrap; row-gap: 8px; }
    nav { width: 100%; display: flex; flex-wrap: wrap; gap: 4px 14px; }
    nav a { margin: 0; white-space: nowrap; font-size: 14px; }
  }

  /* sub pages */
  nav a.here { border-color: var(--ink); }
  .page-head { padding: 64px 0 20px; }
  .page-head h1 { font-size: clamp(40px, 6vw, 64px); line-height: 1; letter-spacing: -.03em; }
  .page-head p { font-size: 20px; margin-top: 16px; max-width: 34em; }
  .page-head p.fine { font-size: 15px; color: var(--muted); margin-top: 10px; }
  .more { display: inline-block; margin-top: 12px; font-size: 15px; font-weight: 500; color: var(--blue); text-decoration: none; }
  .more:hover { text-decoration: underline; }
  .launch { margin-top: 8px; border: 1.5px dashed var(--dash); border-radius: 12px; padding: 10px 16px; font-size: 15px; color: var(--muted); }
  .trial .price s { color: var(--muted); font-size: 32px; font-weight: 500; margin-right: 6px; }
  .trial { background: var(--pink-soft); border: 1.5px solid var(--pink-line); border-radius: 18px; padding: 26px 28px; display: grid; grid-template-columns: 1.6fr 1fr; gap: 24px; align-items: center; }
  .trial .tag { font-size: 13px; font-weight: 500; letter-spacing: .08em; color: var(--blue); }
  .trial h2 { margin: 6px 0 10px; }
  .trial p { font-size: 17px; }
  .trial .price { font-size: 56px; font-weight: 700; letter-spacing: -.03em; line-height: 1; }
  .trial .price small { display: block; font-size: 15px; font-weight: 400; color: var(--muted); letter-spacing: 0; margin-top: 8px; }
  .prices { display: grid; gap: 18px; }
  .row { background: var(--card); border: 2px solid var(--ink); border-radius: 16px; padding: 20px 24px; display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 20px; align-items: start; }
  .row h3 { font-size: 20px; margin-bottom: 6px; }
  .row p { font-size: 15.5px; color: var(--ink-2); }
  .row .k { font-size: 12px; font-weight: 500; letter-spacing: .08em; color: var(--blue); }
  .row .v { font-size: 20px; font-weight: 700; margin-top: 2px; }
  .row .v small { display: block; font-size: 14px; font-weight: 400; color: var(--muted); }
  .fine { margin-top: 22px; font-size: 16px; }
  .fine li { margin: 6px 0 6px 20px; }
  .prose { max-width: 46em; }
  .prose h2 { margin-top: 8px; }
  .prose p + h2, .prose ul + h2 { margin-top: 36px; }
  .prose p, .prose li { font-size: 17px; }
  .prose p { margin-bottom: 14px; }
  .prose ul { margin: 0 0 14px 22px; }
  .prose li { margin: 6px 0; }
  .split { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .split .card ul { margin: 8px 0 0 20px; }
  .split .card li { font-size: 16px; margin: 5px 0; }
  .steps { list-style: none; counter-reset: s; display: grid; gap: 12px; }
  .steps li { counter-increment: s; position: relative; padding-left: 52px; font-size: 17px; min-height: 38px; padding-top: 6px; }
  .steps li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 38px; height: 38px; border-radius: 50%; background: var(--pink); border: 2px solid var(--ink); color: var(--on-chip); font-weight: 700; display: grid; place-items: center; }
  @media (max-width: 760px) {
    .trial, .row, .split { grid-template-columns: 1fr; }
  }

  .cases { display: grid; gap: 24px; }
  .case h3 { font-size: 22px; margin: 4px 0 14px; }
  .zh { white-space: nowrap; }

  .ba { display: grid; grid-template-columns: 1fr auto 1fr; gap: 14px; align-items: center; margin: 6px 0 16px; }
  .ba figure { margin: 0; }
  .ba figcaption { font-size: 12px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
  .ba .arrow { font-size: 28px; font-weight: 700; color: var(--pink); }
  .mini { background: var(--paper); border: 1.5px solid var(--line); border-radius: 10px; padding: 14px; display: grid; grid-template-columns: 1.3fr 1fr; gap: 10px; align-items: center; min-height: 120px; }
  .mini-h { font-weight: 700; font-size: 17px; line-height: 1.05; letter-spacing: -.02em; }
  .mini-h span { color: var(--pink); }
  .mini-card { background: var(--surface); border: 1.5px solid var(--ink); border-radius: 8px; padding: 8px; display: grid; gap: 5px; }
  .mini-card i { color: var(--on-chip); font-style: normal; font-weight: 700; font-size: 12px; width: 20px; height: 20px; border-radius: 50%; border: 1.5px solid var(--ink); display: grid; place-items: center; }
  .mini-card i.ok { background: var(--ok); } .mini-card i.no { background: var(--pink); } .mini-card i.q { background: var(--warn); }
  .mini-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
  .mini-grid b { background: var(--surface); border: 1.5px solid var(--ink); border-radius: 6px; font-size: 10px; padding: 8px 4px; text-align: center; }
  .diffs { display: grid; gap: 10px; margin: 6px 0 12px; }
  .diff { background: var(--paper); border-radius: 10px; padding: 12px 14px; font-size: 16px; line-height: 1.7; }
  .diff .lbl { display: inline-block; font-size: 11px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); width: 48px; }
  .diff del { color: var(--muted); text-decoration-color: var(--pink); text-decoration-thickness: 2px; }
  .diff ins { text-decoration: none; color: var(--blue); font-weight: 500; }
  .diff mark { background: var(--mark-bg); border-bottom: 2px solid var(--hot); padding: 0 2px; }
  .tag-bad, .tag-ok { font-style: normal; font-size: 12px; font-weight: 700; border-radius: 999px; padding: 2px 9px; margin-left: 8px; white-space: nowrap; }
  .tag-bad { background: var(--hot); color: var(--on-hot); } .tag-ok { background: var(--ok); color: var(--on-chip); }
  .case-note { font-size: 15.5px; margin-bottom: 12px; }
  .chips { display: flex; flex-wrap: wrap; gap: 8px; }
  .chips span { font-size: 13.5px; background: var(--paper); border: 1.5px solid var(--line); border-radius: 999px; padding: 4px 12px; }
  .chips .pig, .votes .pig { background: var(--pink-soft); border-color: var(--pink); font-weight: 700; }
  .look-switch { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 18px; }
  .look-switch button { font: inherit; font-size: 15px; font-weight: 500; background: var(--surface); color: var(--ink); border: 2px solid var(--ink); border-radius: 999px; padding: 6px 16px; cursor: pointer; }
  .look-switch button.on { background: var(--ink); color: var(--paper); }
  .look-demo { display: grid; grid-template-columns: 1fr 1fr 1.3fr; gap: 18px; align-items: stretch; padding: 4px 8px 12px 0; }
  .look-demo .flow { margin-top: 0; }
  .look-demo .trial { grid-template-columns: 1fr auto; padding: 18px 20px; }
  .look-demo .trial .price { font-size: 38px; }
  .look-demo h3 { font-size: 18px; }
  .votes { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 10px; }
  .votes span { font-size: 14px; border: 1.5px solid var(--line); border-radius: 999px; padding: 4px 12px; opacity: .45; transition: opacity .2s; }
  .votes span.hit { opacity: 1; border-color: var(--ink); }
  @media (max-width: 760px) {
    .ba { grid-template-columns: 1fr; } .ba .arrow { transform: rotate(90deg); justify-self: center; }
    .look-demo { grid-template-columns: 1fr; }
  }

  .doc { display: grid; grid-template-columns: 1fr 200px; gap: 48px; align-items: start; }
  .doc .toc { grid-column: 2; grid-row: 1; }
  .doc .doc-body { grid-column: 1; grid-row: 1; }
  .doc-body section:first-child { padding-top: 24px; }
  .toc { position: sticky; top: 24px; margin-top: 56px; display: grid; gap: 2px; }
  .toc .k { font-size: 12px; font-weight: 500; letter-spacing: .08em; color: var(--muted); margin-bottom: 8px; }
  .toc a { text-decoration: none; font-size: 15px; padding: 6px 12px; border-left: 3px solid var(--line-2); color: var(--muted); }
  .toc a:hover { color: var(--ink); }
  .toc a.on { border-left-color: var(--pink); color: var(--ink); font-weight: 700; }
  html { scroll-behavior: smooth; }
  section[id] { scroll-margin-top: 16px; }
  @media (max-width: 900px) { .doc { grid-template-columns: 1fr; gap: 0; } .doc .doc-body { grid-column: 1; } .toc { display: none; } }

  .vs { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: repeat(7, auto); column-gap: 26px; }
  .vs-col { border: 2px solid var(--ink); border-radius: 18px; padding: 22px 26px; display: grid; grid-row: 1 / span 7; grid-template-rows: subgrid; row-gap: 0; }
  .vs-col ul { list-style: none; display: contents; }
  .vs-col .k { font-size: 12px; font-weight: 500; letter-spacing: .1em; margin-bottom: 10px; }
  .vs-col li { font-size: 17px; font-weight: 500; padding: 9px 0 9px 32px; position: relative; }
  .vs-col li::before { position: absolute; left: 0; top: 9px; width: 22px; height: 22px; border-radius: 50%; border: 1.5px solid var(--ink); font-size: 13px; font-weight: 700; display: grid; place-items: center; }
  .vs .them { background: var(--them-bg); color: var(--them-ink); box-shadow: 6px 6px 0 var(--them-edge); border-color: var(--them-edge); }
  .vs .them .k { color: var(--them-ink); }
  .vs .them li { border-bottom: 1.5px solid var(--them-line); }
  .vs .them li::before { content: "✗"; background: var(--them-chip); border-color: var(--them-ink); color: var(--on-chip); }
  .vs .us { background: var(--pink-soft); box-shadow: 6px 6px 0 var(--ink); }
  .vs .us .k { color: var(--blue); }
  .vs .us li { border-bottom: 1.5px solid var(--pink-line-2); }
  .vs .us li::before { content: "✓"; background: var(--pink); color: var(--on-chip); }
  .vs li:last-child { border-bottom: none; }
  @media (max-width: 760px) { .vs { grid-template-columns: 1fr; grid-template-rows: none; row-gap: 22px; } .vs-col { display: block; grid-row: auto; } .vs-col ul { display: grid; } }

  .tsteps { list-style: none; counter-reset: t; display: grid; gap: 8px; margin: 4px 0 12px; }
  .tsteps li { counter-increment: t; position: relative; padding-left: 36px; font-size: 16.5px; }
  .tsteps li::before { content: counter(t); position: absolute; left: 0; top: 0; width: 26px; height: 26px; border-radius: 50%; background: var(--surface); border: 2px solid var(--ink); font-weight: 700; font-size: 14px; display: grid; place-items: center; }

  /* chosen look: thick borders and hard shadows (option C, 2026-09-19) */
  .card, .crew, .flow,
  .tile, .sample, .row { border: 2px solid var(--ink); box-shadow: 5px 5px 0 var(--pink); }
  .tile { box-shadow: 4px 4px 0 var(--pink); }
  .trial { border: 2px solid var(--ink); box-shadow: 6px 6px 0 var(--ink); }
  .launch { border: none; background: var(--ink); color: var(--paper); }
  .sticker { border: 2px solid var(--ink); box-shadow: 4px 4px 0 var(--ink); padding: 10px 22px 12px; transform: rotate(-3deg); font-size: 14px; letter-spacing: .06em; text-transform: uppercase; }
  .sticker b { display: block; font-size: 40px; letter-spacing: -.02em; text-transform: none; margin: 2px 0; }

  /* comparison only (?look=light / ?look=mixed); default above is C */
  [data-look="light"] .card, [data-look="light"] .crew, [data-look="light"] .flow, [data-look="light"] .tile,
  [data-look="light"] .sample, [data-look="light"] .row,
  [data-look="mixed"] .card, [data-look="mixed"] .crew, [data-look="mixed"] .sample, [data-look="mixed"] .row { border: 1.5px solid var(--line); box-shadow: none; }
  [data-look="light"] .trial { border: 1.5px solid var(--pink-line); box-shadow: none; }
  [data-look="light"] .launch, [data-look="mixed"] .launch { background: none; color: var(--muted); border: 1.5px dashed var(--dash); }
  [data-look="light"] .sticker, [data-look="mixed"] .sticker { border: none; box-shadow: none; padding: 7px 14px; transform: rotate(-2deg); letter-spacing: 0; text-transform: none; }
  [data-look="light"] .sticker b, [data-look="mixed"] .sticker b { display: inline; font-size: inherit; margin: 0; }