:root {
    --paper: #f2f1ec;
    --paper-2: #e9e7df;
    --card: #fbfaf6;
    --ink: #191b19;
    --ink-soft: #4c524c;
    --ink-faint: #7c827b;
    --line: #d9d6cb;
    --green: #22694a;
    --green-deep: #164733;
    --amber: #d19a3c;
    --sq-light: #e7e3d6;
    --sq-dark: #cfc9b6;
    --shadow: 0 1px 2px rgba(25,27,25,.05), 0 8px 24px -14px rgba(22,71,51,.28);
    --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
    --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --mono: ui-monospace, "SF Mono", "Menlo", "Cascadia Mono", Consolas, monospace;
  }
  @media (prefers-color-scheme: dark) {
    :root {
      --paper: #14171500;
      --paper: #131614;
      --paper-2: #1b1f1c;
      --card: #1c211d;
      --ink: #eef0ea;
      --ink-soft: #b3b8b0;
      --ink-faint: #7f867e;
      --line: #2c322d;
      --green: #58b487;
      --green-deep: #7fcea2;
      --amber: #e0b25e;
      --sq-light: #2b312c;
      --sq-dark: #21261f;
      --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 30px -16px rgba(0,0,0,.7);
    }
  }
  :root[data-theme="light"] {
    --paper: #f2f1ec; --paper-2: #e9e7df; --card: #fbfaf6; --ink: #191b19;
    --ink-soft: #4c524c; --ink-faint: #7c827b; --line: #d9d6cb; --green: #22694a;
    --green-deep: #164733; --amber: #d19a3c; --sq-light: #e7e3d6; --sq-dark: #cfc9b6;
    --shadow: 0 1px 2px rgba(25,27,25,.05), 0 8px 24px -14px rgba(22,71,51,.28);
  }
  :root[data-theme="dark"] {
    --paper: #131614; --paper-2: #1b1f1c; --card: #1c211d; --ink: #eef0ea;
    --ink-soft: #b3b8b0; --ink-faint: #7f867e; --line: #2c322d; --green: #58b487;
    --green-deep: #7fcea2; --amber: #e0b25e; --sq-light: #2b312c; --sq-dark: #21261f;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 30px -16px rgba(0,0,0,.7);
  }

  * { box-sizing: border-box; }
  body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
  }
  a { color: inherit; text-decoration: none; }
  .wrap { width: min(1180px, 92vw); margin: 0 auto; }

  /* ---- Header ---- */
  header {
    position: sticky; top: 0; z-index: 50;
    background: color-mix(in srgb, var(--paper) 88%, transparent);
    backdrop-filter: saturate(1.4) blur(10px);
    border-bottom: 1px solid var(--line);
  }
  .nav { display: flex; align-items: center; gap: 28px; height: 66px; }
  .brand { display: flex; align-items: center; gap: 10px; font-family: var(--serif); font-weight: 700; font-size: 21px; letter-spacing: -.01em; }
  .mark {
    width: 30px; height: 30px; display: grid; place-items: center;
    background: var(--green); color: #fff; border-radius: 7px;
    font-size: 20px; line-height: 1; box-shadow: inset 0 0 0 1px rgba(255,255,255,.14);
  }
  :root[data-theme="dark"] .mark, @media (prefers-color-scheme: dark) { }
  .brand b { color: var(--ink); }
  .brand span { color: var(--green); }
  nav.links { display: flex; gap: 22px; margin-left: 6px; }
  nav.links a { font-size: 14.5px; color: var(--ink-soft); font-weight: 500; padding: 4px 0; border-bottom: 2px solid transparent; transition: color .15s, border-color .15s; }
  nav.links a:hover { color: var(--ink); border-color: var(--amber); }
  .nav-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }
  .icon-btn {
    width: 38px; height: 38px; border: 1px solid var(--line); background: var(--card);
    border-radius: 9px; display: grid; place-items: center; cursor: pointer; color: var(--ink-soft);
    transition: border-color .15s, color .15s;
  }
  .icon-btn:hover { color: var(--ink); border-color: var(--green); }
  .submit-btn {
    display: inline-flex; align-items: center;
    background: var(--green); color: #fff; border: none; padding: 9px 16px; border-radius: 9px;
    font-family: var(--sans); font-size: 14px; font-weight: 600; cursor: pointer;
    box-shadow: var(--shadow); transition: background .15s, transform .1s;
  }
  .submit-btn:hover { background: var(--green-deep); }
  .submit-btn:active { transform: translateY(1px); }

  /* ---- Hero ---- */
  .hero { padding: 64px 0 40px; position: relative; overflow: hidden; }
  .hero-grid { display: grid; grid-template-columns: 1.2fr .9fr; gap: 48px; align-items: center; }
  .eyebrow {
    font-family: var(--mono); font-size: 12px; letter-spacing: .16em; text-transform: uppercase;
    color: var(--green); display: inline-flex; align-items: center; gap: 8px; margin-bottom: 20px;
  }
  .eyebrow::before { content: "♟"; font-size: 15px; }
  h1 {
    font-family: var(--serif); font-weight: 700; font-size: clamp(38px, 6vw, 62px);
    line-height: 1.02; letter-spacing: -.02em; margin: 0 0 20px; text-wrap: balance;
  }
  h1 em { font-style: italic; color: var(--green); }
  .lede { font-size: 18px; color: var(--ink-soft); max-width: 46ch; margin: 0 0 28px; }
  .searchrow { display: flex; gap: 10px; max-width: 460px; }
  .searchrow input {
    flex: 1; padding: 13px 15px; border: 1px solid var(--line); background: var(--card);
    border-radius: 11px; font-size: 15px; color: var(--ink); font-family: var(--sans);
  }
  .searchrow input:focus { outline: 2px solid var(--green); outline-offset: 1px; border-color: transparent; }
  .stats { display: flex; gap: 34px; margin-top: 32px; }
  .stat b { font-family: var(--serif); font-size: 30px; display: block; line-height: 1; }
  .stat span { font-family: var(--mono); font-size: 11.5px; text-transform: uppercase; letter-spacing: .1em; color: var(--ink-faint); }

  /* board motif in hero */
  .board {
    aspect-ratio: 1; border-radius: 16px; overflow: hidden; box-shadow: var(--shadow);
    border: 1px solid var(--line); position: relative;
    display: grid; grid-template-columns: repeat(8, 1fr); grid-template-rows: repeat(8, 1fr);
  }
  .board i { display: block; }
  .board .pc { display: grid; place-items: center; font-size: clamp(18px, 3.4vw, 34px); color: var(--ink); }
  .board .pc.g { color: var(--green); }

  /* ---- Section headings ---- */
  section { padding: 26px 0; }
  .sec-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 22px; }
  .sec-head h2 { font-family: var(--serif); font-size: 27px; letter-spacing: -.01em; margin: 0; }
  .sec-head p { margin: 4px 0 0; color: var(--ink-faint); font-size: 14px; }
  .sec-head a { font-family: var(--mono); font-size: 12.5px; color: var(--green); letter-spacing: .04em; }
  .sec-head a:hover { text-decoration: underline; }

  /* ---- Filter chips ---- */
  .chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
  .chip {
    font-family: var(--mono); font-size: 12.5px; padding: 7px 13px; border-radius: 999px;
    border: 1px solid var(--line); background: var(--card); color: var(--ink-soft); cursor: pointer;
    transition: all .15s;
  }
  .chip:hover { border-color: var(--green); color: var(--ink); }
  .chip[aria-pressed="true"] { background: var(--green); border-color: var(--green); color: #fff; }

  /* ---- Featured cards ---- */
  .cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(258px, 1fr)); gap: 18px; }
  .card {
    background: var(--card); border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
    display: flex; flex-direction: column; box-shadow: var(--shadow); transition: transform .18s ease, box-shadow .18s ease, border-color .18s;
  }
  .card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--green) 45%, var(--line)); }
  .thumb {
    aspect-ratio: 16 / 10; position: relative; display: grid; place-items: center;
    background-color: var(--sq-light);
    background-image:
      linear-gradient(45deg, var(--sq-dark) 25%, transparent 25%, transparent 75%, var(--sq-dark) 75%),
      linear-gradient(45deg, var(--sq-dark) 25%, transparent 25%, transparent 75%, var(--sq-dark) 75%);
    background-size: 38px 38px; background-position: 0 0, 19px 19px;
  }
  .thumb .glyph {
    font-size: 62px; line-height: 1; color: var(--ink);
    text-shadow: 0 2px 10px rgba(0,0,0,.18);
    filter: drop-shadow(0 1px 0 rgba(255,255,255,.35));
  }
  .thumb .tag {
    position: absolute; left: 10px; top: 10px; font-family: var(--mono); font-size: 10.5px;
    letter-spacing: .04em; text-transform: uppercase; padding: 4px 8px; border-radius: 6px;
    background: color-mix(in srgb, var(--card) 82%, transparent); color: var(--green-deep);
    border: 1px solid var(--line); backdrop-filter: blur(4px);
  }
  :root[data-theme="dark"] .thumb .tag, .thumb .tag { color: var(--green); }
  .thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
  .thumb.dead img { filter: grayscale(.75) contrast(.95); opacity: .82; }
  .badge {
    position: absolute; right: 10px; top: 10px; font-family: var(--mono); font-size: 10px;
    letter-spacing: .04em; text-transform: uppercase; padding: 4px 8px; border-radius: 6px;
    background: var(--amber); color: #241a05; font-weight: 700; z-index: 2;
  }
  .badge.dead { background: #b3402f; color: #fff; }
  .badge.new { background: var(--green); color: #fff; }
  .note { font-size: 12px; color: var(--ink-faint); font-family: var(--mono); margin: -1px 0 2px; }
  .note a { color: var(--green); border-bottom: 1px solid color-mix(in srgb, var(--green) 40%, transparent); }
  .card-body { padding: 15px 16px 16px; display: flex; flex-direction: column; gap: 7px; flex: 1; }
  .card-body h3 { font-family: var(--serif); font-size: 18px; margin: 0; letter-spacing: -.01em; }
  .card-body p { margin: 0; font-size: 13.5px; color: var(--ink-soft); flex: 1; }
  .card-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 6px; }
  .vote {
    display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 13px;
    color: var(--ink-soft); background: var(--paper-2); border: 1px solid var(--line);
    padding: 5px 10px; border-radius: 8px; cursor: pointer; transition: all .15s; font-variant-numeric: tabular-nums;
  }
  .vote:hover { color: var(--green); border-color: var(--green); }
  .vote .up { color: var(--green); font-size: 11px; }
  .visit { font-family: var(--mono); font-size: 12px; color: var(--ink-faint); }
  .card:hover .visit { color: var(--green); }
  .empty { grid-column: 1/-1; text-align: center; color: var(--ink-faint); padding: 40px; font-family: var(--mono); font-size: 14px; }

  /* ---- Collections ---- */
  .coll-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 14px; }
  .coll {
    display: flex; align-items: center; gap: 14px; padding: 15px 16px; border-radius: 13px;
    background: var(--card); border: 1px solid var(--line); transition: transform .15s, border-color .15s;
  }
  .coll:hover { transform: translateY(-2px); border-color: var(--green); }
  .coll .ic {
    width: 46px; height: 46px; border-radius: 10px; display: grid; place-items: center; font-size: 26px;
    background: color-mix(in srgb, var(--green) 12%, var(--card)); color: var(--green-deep); flex: none;
  }
  :root[data-theme="dark"] .coll .ic { color: var(--green); }
  .coll b { font-family: var(--serif); font-size: 16px; font-weight: 600; display: block; }
  .coll span { font-family: var(--mono); font-size: 12px; color: var(--ink-faint); font-variant-numeric: tabular-nums; }

  /* ---- Newsletter ---- */
  .news {
    margin: 40px 0 0; padding: 44px; border-radius: 20px; color: #fff;
    background:
      radial-gradient(1200px 300px at 80% -40%, rgba(255,255,255,.14), transparent),
      linear-gradient(135deg, var(--green-deep), var(--green));
    display: grid; grid-template-columns: 1.3fr 1fr; gap: 28px; align-items: center;
    position: relative; overflow: hidden;
  }
  .news::after {
    content: "♞"; position: absolute; right: -18px; bottom: -40px; font-size: 220px;
    color: rgba(255,255,255,.08); line-height: 1; pointer-events: none;
  }
  .news h2 { font-family: var(--serif); font-size: 30px; margin: 0 0 8px; letter-spacing: -.01em; }
  .news p { margin: 0; opacity: .9; font-size: 15px; max-width: 40ch; }
  .news form { display: flex; gap: 10px; position: relative; z-index: 1; }
  .news input {
    flex: 1; padding: 13px 15px; border-radius: 11px; border: 1px solid rgba(255,255,255,.3);
    background: rgba(255,255,255,.12); color: #fff; font-size: 15px; font-family: var(--sans);
  }
  .news input::placeholder { color: rgba(255,255,255,.7); }
  .news input:focus { outline: 2px solid #fff; outline-offset: 1px; }
  .news button {
    background: var(--amber); color: #241a05; border: none; padding: 13px 20px; border-radius: 11px;
    font-weight: 700; font-size: 15px; cursor: pointer; font-family: var(--sans);
  }
  .news button:hover { filter: brightness(1.05); }

  /* ---- Footer ---- */
  footer { margin-top: 56px; border-top: 1px solid var(--line); padding: 44px 0 30px; }
  .foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 30px; }
  .foot-about .brand { margin-bottom: 12px; }
  .foot-about p { color: var(--ink-soft); font-size: 14px; max-width: 34ch; margin: 0 0 16px; }
  .socials { display: flex; gap: 10px; }
  .foot-col h4 { font-family: var(--mono); font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); margin: 4px 0 14px; }
  .foot-col a { display: block; color: var(--ink-soft); font-size: 14px; padding: 4px 0; transition: color .15s; }
  .foot-col a:hover { color: var(--green); }
  .copy { margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; color: var(--ink-faint); font-size: 13px; font-family: var(--mono); }

  @media (max-width: 860px) {
    .hero-grid { grid-template-columns: 1fr; gap: 34px; }
    .board { max-width: 380px; }
    .news { grid-template-columns: 1fr; }
    .foot-grid { grid-template-columns: 1fr 1fr; }
    nav.links, .stat span { }
    nav.links { display: none; }
  }
  @media (max-width: 560px) {
    .foot-grid { grid-template-columns: 1fr; }
    .stats { gap: 22px; }
  }
  @media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

  /* ---- Detail pages ---- */
  .detail { padding: 30px 0 10px; }
  .crumbs { font-family: var(--mono); font-size: 12.5px; color: var(--ink-faint); margin-bottom: 24px; display: flex; gap: 8px; flex-wrap: wrap; }
  .crumbs a { color: var(--green); }
  .crumbs a:hover { text-decoration: underline; }
  .crumbs span { color: var(--ink-soft); }
  .detail-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 40px; align-items: start; }
  .detail-media { border-radius: 16px; box-shadow: var(--shadow); }
  .detail-body .tag { position: static; display: inline-block; font-family: var(--mono); font-size: 11px; letter-spacing: .04em; text-transform: uppercase; padding: 5px 10px; border-radius: 6px; background: color-mix(in srgb, var(--green) 12%, var(--card)); color: var(--green-deep); border: 1px solid var(--line); }
  :root[data-theme="dark"] .detail-body .tag { color: var(--green); }
  .detail-body h1 { font-family: var(--serif); font-size: clamp(30px, 4vw, 46px); margin: .4em 0 .25em; letter-spacing: -.02em; line-height: 1.04; text-wrap: balance; }
  .detail-desc { font-size: 18px; color: var(--ink-soft); max-width: 54ch; margin: 0; }
  .linkbtns { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 6px; }
  .linkbtn { display: inline-flex; align-items: center; gap: 9px; padding: 12px 18px; border-radius: 11px; font-weight: 600; font-size: 15px; border: 1px solid var(--line); background: var(--card); color: var(--ink); box-shadow: var(--shadow); transition: transform .12s, border-color .15s; }
  .linkbtn:hover { transform: translateY(-2px); border-color: var(--green); }
  .linkbtn.primary { background: var(--green); color: #fff; border-color: var(--green); }
  .linkbtn .i { font-size: 16px; line-height: 1; }
  .detail-note { font-family: var(--mono); font-size: 12.5px; color: var(--ink-faint); margin-top: 14px; }
  .detail-note a { color: var(--green); }
  .related { margin-top: 52px; }
  .related h2 { font-family: var(--serif); font-size: 24px; letter-spacing: -.01em; margin: 0 0 20px; }
  @media (max-width: 760px) { .detail-grid { grid-template-columns: 1fr; gap: 24px; } }

  /* about-content */
  .about { margin-top: 44px; max-width: 68ch; }
  .about h2 { font-family: var(--serif); font-size: 22px; letter-spacing: -.01em; margin: 0 0 14px; }
  .about p { font-size: 16.5px; color: var(--ink-soft); line-height: 1.75; margin: 0 0 15px; }
  .detail-media.thumb { min-height: 200px; }