/* ===== Implementation surface — component styles =====
   Theme tokens + base chrome (.topbar/.sidebar/.os-main/.pad/body) come from
   the shell (Stunning OS.html <style> + colors_and_type.css). Only the
   Implementation accent + its own component CSS live here. Class names are
   impl-scoped (cal-*, dr-*, ref-*, camp-*, lp-*, pl-*, chip, wk-*, lst-*, sec-*,
   modal-*) so they do not touch shell chrome. */
/* On-brand Palette-C blue accent (distinct from the gold OS chrome, per theme).
     Stunning is intentionally "emerald-free" — blue + gold only. */
  html[data-theme="dark"]{ --impl:#4D8DF0; --impl-soft:#84B2FF; }
  html[data-theme="light"]{ --impl:#0058C8; --impl-soft:#2D6DF0; }
  html[data-theme="beige"]{ --impl:#0058C8; --impl-soft:#2D6DF0; }
  html[data-theme="blueprint"]{ --impl:#74D0FF; --impl-soft:#A6E4FF; }

  /* section head */
  .sec-head{display:flex;align-items:flex-start;gap:14px;padding:30px 0 0}
  .sec-num{font-family:var(--font-mono);font-size:13px;font-weight:700;color:var(--impl);border:1px solid color-mix(in srgb,var(--impl) 38%,var(--line2));border-radius:7px;padding:5px 9px;line-height:1}
  .sec-h{flex:1;min-width:0}
  .sec-title{font-size:27px;font-weight:700;letter-spacing:-.02em;margin:0;color:var(--tx)}
  .sec-sub{font-size:13.5px;color:var(--tx2);line-height:1.55;margin:6px 0 0;max-width:84ch}
  .sec-sub .dim{color:var(--tx3)}

  /* ===== CALENDAR ===== */
  .cal-bar{display:flex;align-items:center;gap:14px;margin:22px 0 16px;flex-wrap:wrap}
  .cal-nav{display:flex;align-items:center;gap:4px}
  .cal-navbtn{width:30px;height:30px;border-radius:8px;border:1px solid var(--line);display:grid;place-items:center;color:var(--tx2);transition:all .15s}
  .cal-navbtn:hover{border-color:var(--impl);color:var(--impl)}
  .cal-month{font-size:16px;font-weight:700;color:var(--tx);min-width:148px;text-align:center;letter-spacing:-.01em}
  .seg{display:flex;gap:2px;padding:3px;border:1px solid var(--line);border-radius:10px;background:var(--bg2)}
  .seg button{font-size:12.5px;font-weight:600;padding:5px 13px;border-radius:7px;color:var(--tx3);transition:all .15s}
  .seg button:hover{color:var(--tx)}
  .seg button.on{background:var(--impl);color:#fff}
  .cal-chips{display:flex;gap:6px;margin-left:auto;flex-wrap:wrap}
  .ch{display:flex;align-items:center;gap:6px;font-size:11.5px;font-weight:600;padding:5px 10px;border-radius:999px;border:1px solid var(--line);color:var(--tx3);transition:all .15s}
  .ch .cdot{width:8px;height:8px;border-radius:50%}
  .ch.on{color:var(--tx);border-color:var(--line2);background:var(--panel)}
  .ch.off{opacity:.45}
  .ch:hover{border-color:var(--line2)}

  /* month grid */
  .cal-grid{border:1px solid var(--line);border-radius:13px;overflow:hidden;background:var(--panel)}
  .cal-dow{display:grid;grid-template-columns:repeat(7,1fr);background:var(--panel-h);border-bottom:1px solid var(--line)}
  .cal-dow span{font-size:10.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--tx3);padding:9px 12px;text-align:left}
  .cal-weeks{display:grid;grid-template-columns:repeat(7,1fr)}
  .cal-cell{min-height:118px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:7px 7px 9px;display:flex;flex-direction:column;gap:4px}
  .cal-cell:nth-child(7n){border-right:none}
  .cal-cell.out{background:color-mix(in srgb,var(--bg2) 60%,transparent)}
  .cal-cell.today{box-shadow:inset 0 0 0 2px color-mix(in srgb,var(--impl) 55%,transparent)}
  .cal-dnum{font-family:var(--font-mono);font-size:11.5px;font-weight:600;color:var(--tx2);display:flex;align-items:center;justify-content:space-between}
  .cal-cell.out .cal-dnum{color:var(--tx3)}
  .cal-cell.today .cal-dnum b{color:var(--impl)}
  .cal-tnum{font-size:9px;color:var(--tx3);font-weight:500}

  /* post chip */
  .chip{display:flex;flex-direction:column;gap:1px;border-radius:7px;padding:5px 7px;background:var(--bg2);border-left:3px solid var(--cc,#888);cursor:pointer;transition:transform .12s,box-shadow .12s;min-width:0}
  .chip:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
  .chip.draft{border-left-style:dashed;opacity:.85}
  .chip-top{display:flex;align-items:center;gap:5px;font-size:9.5px;font-weight:700;color:var(--cc)}
  .chip-time{font-family:var(--font-mono);color:var(--tx3);font-weight:600}
  .chip-title{font-size:11px;color:var(--tx);line-height:1.2;font-weight:500;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2}
  .chip-st{width:6px;height:6px;border-radius:50%;margin-left:auto;flex:none}

  /* week view */
  .cal-week{display:grid;grid-template-columns:repeat(7,1fr);gap:10px}
  .wk-col{border:1px solid var(--line);border-radius:12px;background:var(--panel);display:flex;flex-direction:column;min-height:300px;overflow:hidden}
  .wk-col.today{box-shadow:0 0 0 2px color-mix(in srgb,var(--impl) 50%,transparent)}
  .wk-head{padding:10px 11px;border-bottom:1px solid var(--line);background:var(--panel-h)}
  .wk-dow{font-size:10px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--tx3)}
  .wk-date{font-size:18px;font-weight:700;color:var(--tx);letter-spacing:-.02em;display:flex;align-items:baseline;gap:6px}
  .wk-col.today .wk-date{color:var(--impl)}
  .wk-cnt{font-size:10px;font-weight:600;color:var(--tx3);font-family:var(--font-mono)}
  .wk-body{padding:9px;display:flex;flex-direction:column;gap:7px;flex:1}
  .wk-empty{font-size:10.5px;color:var(--tx3);text-align:center;padding:14px 4px;opacity:.7}

  /* list view */
  .cal-list{border:1px solid var(--line);border-radius:13px;overflow:hidden;background:var(--panel)}
  .lst-day{display:grid;grid-template-columns:90px 1fr;border-bottom:1px solid var(--line)}
  .lst-day:last-child{border-bottom:none}
  .lst-date{padding:14px 16px;border-right:1px solid var(--line);background:var(--panel-h)}
  .lst-date b{display:block;font-size:20px;font-weight:700;color:var(--tx);letter-spacing:-.02em}
  .lst-date.today b{color:var(--impl)}
  .lst-date span{font-size:10.5px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--tx3)}
  .lst-rows{display:flex;flex-direction:column}
  .lst-row{display:flex;align-items:center;gap:13px;padding:11px 16px;border-bottom:1px solid var(--line);transition:background .12s}
  .lst-rows .lst-row:last-child{border-bottom:none}
  .lst-row:hover{background:var(--panel-h)}
  .lst-time{font-family:var(--font-mono);font-size:12px;font-weight:600;color:var(--tx2);width:48px;flex:none}
  .lst-ch{display:flex;align-items:center;gap:6px;width:96px;flex:none;font-size:11.5px;font-weight:600;color:var(--tx2)}
  .lst-ch .cdot{width:9px;height:9px;border-radius:50%}
  .lst-title{flex:1;min-width:0;font-size:13.5px;color:var(--tx);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .pill{font-size:10px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;border-radius:999px;padding:3px 9px;flex:none;border:1px solid transparent}
  .pill.posted{color:#12B76A;background:color-mix(in srgb,#12B76A 14%,transparent);border-color:#12B76A44}
  .pill.scheduled{color:var(--impl);background:color-mix(in srgb,var(--impl) 14%,transparent);border-color:color-mix(in srgb,var(--impl) 40%,transparent)}
  .pill.draft{color:var(--tx3);background:var(--bg2);border-color:var(--line2)}

  /* drawer */
  .scrim{position:fixed;inset:0;z-index:40;background:rgba(8,14,28,.5)}
  .drawer{position:fixed;top:0;right:0;bottom:0;width:420px;max-width:92vw;z-index:41;background:var(--panel);border-left:1px solid var(--line2);box-shadow:-30px 0 80px -30px rgba(0,0,0,.6);display:flex;flex-direction:column;animation:dr-in .28s cubic-bezier(.2,.7,.2,1)}
  @keyframes dr-in{from{transform:translateX(28px);opacity:.4}}
  @media (prefers-reduced-motion: reduce){.drawer{animation:none}}
  .dr-close{position:absolute;top:14px;right:14px;width:30px;height:30px;border-radius:8px;display:grid;place-items:center;color:var(--tx2);background:rgba(0,0,0,.18);z-index:2}
  .dr-close:hover{color:var(--tx);background:rgba(0,0,0,.3)}
  .dr-scroll{overflow-y:auto;flex:1}
  .dr-thumb{height:208px;background:var(--frame);position:relative;overflow:hidden}
  .dr-thumb img{width:100%;height:100%;object-fit:cover}
  .dr-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.5),transparent 55%)}
  .dr-ch{position:absolute;left:14px;bottom:12px;z-index:1;display:flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:#fff;background:rgba(0,0,0,.4);padding:5px 11px;border-radius:999px}
  .dr-ch .cdot{width:9px;height:9px;border-radius:50%}
  .dr-pad{padding:18px 20px}
  .dr-title{font-size:18px;font-weight:700;color:var(--tx);letter-spacing:-.01em;line-height:1.25;margin:0}
  .dr-meta{display:flex;align-items:center;gap:9px;margin:11px 0 0;flex-wrap:wrap}
  .dr-when{font-size:12px;color:var(--tx2);font-weight:500}
  .dr-sec{border-top:1px solid var(--line);margin-top:16px;padding-top:14px}
  .dr-lbl{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--tx3);margin:0 0 8px}
  .dr-cap{font-size:13px;line-height:1.6;color:var(--tx2);margin:0}
  .dr-links{display:flex;flex-direction:column;gap:7px}
  .dr-link{display:flex;align-items:center;gap:11px;width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 13px;background:var(--bg2);transition:all .15s}
  .dr-link:hover{border-color:color-mix(in srgb,var(--impl) 45%,var(--line2));transform:translateY(-1px);box-shadow:var(--shadow)}
  .dr-link-ic{width:32px;height:32px;border-radius:8px;display:grid;place-items:center;background:var(--panel);color:var(--impl);flex:none;border:1px solid var(--line)}
  .dr-link-t{flex:1;min-width:0;display:flex;flex-direction:column;gap:1px}
  .dr-link-name{font-size:13px;font-weight:600;color:var(--tx)}
  .dr-link-sub{font-size:11px;color:var(--tx3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .dr-go{color:var(--impl);flex:none}
  .dr-path{font-size:10.5px;color:var(--tx3);margin:14px 0 0;line-height:1.5;word-break:break-all}

  /* ===== REFERENCE COLLECTIONS ===== */
  .ref-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(244px,1fr));gap:14px;margin-top:22px}
  .ref-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:14px;background:var(--panel);overflow:hidden;cursor:pointer;transition:transform .18s,border-color .18s,box-shadow .18s;text-align:left}
  .ref-card:hover{transform:translateY(-3px);border-color:var(--line2);box-shadow:var(--shadow)}
  .ref-thumbs{display:grid;grid-template-columns:1fr 1fr;height:128px;background:var(--frame);gap:1px}
  .ref-thumbs img{width:100%;height:100%;object-fit:cover}
  .ref-thumbs.empty{display:flex;align-items:center;justify-content:center;color:var(--tx3)}
  .ref-body{padding:13px 15px 15px}
  .ref-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:5px}
  .ref-name{font-size:14.5px;font-weight:600;color:var(--tx)}
  .ref-count{font-size:11px;font-weight:600;color:var(--impl);background:color-mix(in srgb,var(--impl) 13%,transparent);padding:2px 9px;border-radius:999px}
  .ref-note{font-size:12px;color:var(--tx2);line-height:1.45;margin:0}
  .ref-foot{font-size:10.5px;color:var(--tx3);margin-top:10px;display:flex;align-items:center;gap:5px;font-weight:500}

  /* tabs (ads) */
  .tabs{display:flex;gap:6px;margin:22px 0 4px}
  .tab{font-size:13px;font-weight:600;padding:8px 15px;border-radius:9px;border:1px solid var(--line);color:var(--tx2);transition:all .15s;display:flex;align-items:center;gap:8px}
  .tab:hover{color:var(--tx);border-color:var(--line2)}
  .tab.on{background:var(--impl);color:#fff;border-color:var(--impl)}
  .tab .tab-n{font-family:var(--font-mono);font-size:11px;opacity:.8}
  .ads-search{margin-left:auto;display:flex;align-items:center;gap:8px;background:var(--bg2);border:1px solid var(--line);border-radius:9px;padding:7px 12px;color:var(--tx3);min-width:190px}
  .ads-search input{flex:1;background:none;border:none;outline:none;color:var(--tx);font-size:12.5px;min-width:0}
  .camp-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(222px,1fr));gap:13px;margin-top:16px}
  .camp-card{display:flex;flex-direction:column;gap:9px;border:1px solid var(--line);border-radius:13px;background:var(--panel);padding:14px 15px;cursor:pointer;transition:transform .16s,border-color .16s,box-shadow .16s;text-align:left;min-height:128px}
  .camp-card:hover{transform:translateY(-3px);border-color:var(--line2);box-shadow:var(--shadow)}
  .camp-top{display:flex;align-items:center;justify-content:space-between}
  .camp-n{font-family:var(--font-mono);font-size:13px;font-weight:700;color:var(--impl)}
  .camp-tag{font-size:9.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--tx3);border:1px solid var(--line2);border-radius:999px;padding:2px 8px}
  .camp-name{font-size:14px;font-weight:600;color:var(--tx);line-height:1.3}
  .camp-foot{font-size:11px;color:var(--tx3);margin-top:auto;display:flex;align-items:center;gap:5px}

  /* landing list */
  .lp-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px;margin-top:22px}
  .lp-card{display:flex;align-items:center;gap:13px;border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:14px 15px;cursor:pointer;transition:transform .16s,border-color .16s,box-shadow .16s;text-align:left}
  .lp-card:hover{transform:translateY(-2px);border-color:var(--line2);box-shadow:var(--shadow)}
  .lp-ic{width:38px;height:38px;border-radius:9px;border:1px solid var(--line);display:grid;place-items:center;color:var(--impl);flex:none;background:color-mix(in srgb,var(--impl) 8%,transparent)}
  .lp-t{flex:1;min-width:0}
  .lp-name{font-size:14px;font-weight:600;color:var(--tx)}
  .lp-sub{font-size:11px;color:var(--tx3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

  /* ===== PIPELINE ===== */
  .pl-note{font-size:13px;color:var(--tx2);margin:22px 0 18px;max-width:80ch;line-height:1.6}
  /* strategy briefs — the why-AI / why-automation maps above the engine */
  .pl-briefs{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:0 0 24px}
  @media (max-width:720px){.pl-briefs{grid-template-columns:1fr}}
  .pl-brief{display:flex;gap:14px;align-items:flex-start;text-align:left;border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:17px 18px;cursor:pointer;transition:transform .16s,border-color .16s,box-shadow .16s}
  .pl-brief:hover{transform:translateY(-3px);border-color:var(--line2);box-shadow:var(--shadow)}
  .pl-brief-ic{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;flex:none;color:var(--impl);background:color-mix(in srgb,var(--impl) 11%,transparent);border:1px solid color-mix(in srgb,var(--impl) 24%,var(--line2))}
  .pl-brief-auto .pl-brief-ic{color:#C99A2E;background:color-mix(in srgb,#C99A2E 12%,transparent);border-color:color-mix(in srgb,#C99A2E 30%,var(--line2))}
  .pl-brief-b{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px}
  .pl-brief-t{font-size:15px;font-weight:700;color:var(--tx);letter-spacing:-.01em}
  .pl-brief-d{font-size:12px;color:var(--tx2);line-height:1.5}
  .pl-brief-go{display:flex;align-items:center;gap:5px;font-size:11.5px;font-weight:600;color:var(--impl);margin-top:3px}
  .pl-brief-auto .pl-brief-go{color:#C99A2E}
  .pl-flow{display:flex;align-items:stretch;gap:0;overflow-x:auto;padding-bottom:6px}
  .pl-stage{flex:1;min-width:150px;position:relative;display:flex;flex-direction:column;border:1px solid var(--line);background:var(--panel);padding:15px 14px 14px;cursor:pointer;transition:all .16s;border-right:none}
  .pl-stage:first-child{border-radius:13px 0 0 13px}
  .pl-stage:last-child{border-radius:0 13px 13px 0;border-right:1px solid var(--line)}
  .pl-stage:hover{background:var(--panel-h)}
  .pl-stage.on{box-shadow:inset 0 0 0 2px color-mix(in srgb,var(--impl) 55%,transparent);background:color-mix(in srgb,var(--impl) 7%,var(--panel))}
  .pl-arrow{position:absolute;right:-9px;top:50%;transform:translateY(-50%);width:18px;height:18px;border-radius:50%;background:var(--panel);border:1px solid var(--line);display:grid;place-items:center;color:var(--tx3);z-index:2}
  .pl-stage:last-child .pl-arrow{display:none}
  .pl-n{font-size:10px;font-weight:700;color:var(--tx3);letter-spacing:.06em}
  .pl-name{font-size:15px;font-weight:700;color:var(--tx);margin:7px 0 9px;letter-spacing:-.01em}
  .pl-auto{display:flex;align-items:center;gap:6px;font-size:10.5px;font-weight:600;text-transform:capitalize;margin-top:auto}
  .pl-d{width:9px;height:9px;border-radius:50%;flex:none}
  .auto-live{--ad:#12B76A}.auto-assisted{--ad:var(--impl)}.auto-manual{--ad:#C99A2E}.auto-planned{--ad:#9CA3AF}
  .pl-d.auto-live{background:#12B76A}.pl-d.auto-assisted{background:var(--impl)}.pl-d.auto-manual{background:#C99A2E}.pl-d.auto-planned{background:transparent;border:2px solid #9CA3AF}
  .pl-auto.auto-live{color:#12B76A}.pl-auto.auto-assisted{color:var(--impl)}.pl-auto.auto-manual{color:#C99A2E}.pl-auto.auto-planned{color:var(--tx3)}
  .pl-tool{font-size:11px;color:var(--tx3);line-height:1.4;margin:0 0 11px}
  .pl-legend{display:flex;gap:16px;flex-wrap:wrap;margin:16px 0 0}
  .pl-leg{display:flex;align-items:center;gap:7px;font-size:11.5px;color:var(--tx2);font-weight:500;text-transform:capitalize}
  .pl-detail{margin-top:20px;border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:22px 24px;display:flex;gap:22px;align-items:flex-start;box-shadow:var(--shadow)}
  .pl-detail-n{font-family:var(--font-mono);font-size:30px;font-weight:700;color:var(--impl);line-height:1;flex:none}
  .pl-detail-b{flex:1;min-width:0}
  .pl-detail-name{font-size:20px;font-weight:700;color:var(--tx);margin:0 0 3px;letter-spacing:-.01em}
  .pl-detail-tool{font-size:12.5px;color:var(--impl);font-weight:600;margin:0 0 12px}
  .pl-detail-desc{font-size:14px;color:var(--tx2);line-height:1.6;margin:0 0 14px;max-width:72ch}
  .pl-detail-next{font-size:12.5px;color:var(--tx2);display:flex;gap:9px;align-items:baseline}
  .pl-detail-next b{flex:none;font-size:9.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--impl);border:1px solid color-mix(in srgb,var(--impl) 38%,var(--line2));border-radius:5px;padding:3px 7px}
  .pl-detail-open{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:12.5px;font-weight:600;color:var(--impl);border:1px solid color-mix(in srgb,var(--impl) 40%,var(--line2));border-radius:9px;padding:9px 14px;background:color-mix(in srgb,var(--impl) 8%,transparent);transition:all .15s}
  .pl-detail-open:hover{background:var(--impl);color:#fff;border-color:var(--impl)}
  .pl-detail-open:hover .dr-go{color:#fff}

  /* ===== REFERENCE MODAL (gallery / doc preview) ===== */
  .modal-scrim{position:fixed;inset:0;z-index:50;background:rgba(8,14,28,.62);display:flex;align-items:center;justify-content:center;padding:40px}
  .modal{width:min(880px,94vw);max-height:88vh;background:var(--panel);border:1px solid var(--line2);border-radius:16px;box-shadow:var(--shadow);display:flex;flex-direction:column;overflow:hidden}
  .modal-head{display:flex;align-items:flex-start;gap:14px;padding:18px 20px;border-bottom:1px solid var(--line)}
  .modal-h-t{flex:1;min-width:0}
  .modal-h-t h3{font-size:17px;font-weight:700;color:var(--tx);margin:0}
  .modal-h-t p{font-size:12px;color:var(--tx3);margin:4px 0 0}
  .modal-close{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;color:var(--tx2);border:1px solid var(--line);flex:none}
  .modal-close:hover{color:var(--tx);border-color:var(--line2)}
  .modal-banner{display:flex;align-items:center;gap:9px;font-size:11.5px;color:var(--tx2);background:color-mix(in srgb,var(--impl) 9%,var(--bg2));border-bottom:1px solid var(--line);padding:9px 20px}
  .modal-banner .cdot{width:7px;height:7px;border-radius:50%;background:var(--impl);flex:none}
  .modal-body{overflow-y:auto;padding:18px 20px}
  .mg-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:11px}
  .mg-tile{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--frame)}
  .mg-tile img{width:100%;height:118px;object-fit:cover}
  .mg-cap{font-family:var(--font-mono);font-size:9.5px;color:var(--tx2);padding:6px 9px;border-top:1px solid var(--line);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .doc-prev{display:flex;flex-direction:column;gap:14px}
  .doc-split{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .doc-pane{border:1px solid var(--line);border-radius:11px;background:var(--bg2);padding:15px;min-height:200px}
  .doc-pane h4{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--tx3);margin:0 0 11px}
  .skel{height:9px;border-radius:4px;background:var(--line);margin-bottom:9px}
  .skel.t{background:color-mix(in srgb,var(--impl) 30%,var(--line))}
  .modal-foot{display:flex;align-items:center;gap:10px;padding:14px 20px;border-top:1px solid var(--line)}
  .modal .btn{display:flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;border-radius:9px;padding:9px 15px;border:1px solid var(--line2);transition:all .15s;text-decoration:none;color:var(--tx)}
  .modal .btn:hover{border-color:var(--impl);color:var(--impl)}
  .modal .btn.primary{background:var(--impl);color:#fff;border-color:var(--impl)}
  .modal .btn.primary:hover{background:var(--impl-soft);border-color:var(--impl-soft);color:#fff}
  .modal-foot .sp{margin-left:auto;font-size:11px;color:var(--tx3)}

  @media (prefers-reduced-motion: no-preference){
    @keyframes os-rise{from{opacity:0;transform:translateY(10px)}}
    html.os-anim .ref-grid>*,html.os-anim .camp-grid>*,html.os-anim .lp-grid>*,html.os-anim .wk-col,html.os-anim .pl-stage,html.os-anim .cal-grid,html.os-anim .cal-list{animation:os-rise .34s ease-out backwards}
    html.os-anim .ref-grid>*:nth-child(2),html.os-anim .wk-col:nth-child(2),html.os-anim .pl-stage:nth-child(2){animation-delay:.04s}
    html.os-anim .ref-grid>*:nth-child(3),html.os-anim .wk-col:nth-child(3),html.os-anim .pl-stage:nth-child(3){animation-delay:.08s}
    html.os-anim .ref-grid>*:nth-child(4),html.os-anim .wk-col:nth-child(4),html.os-anim .pl-stage:nth-child(4){animation-delay:.12s}
    html.os-anim .wk-col:nth-child(5),html.os-anim .pl-stage:nth-child(5){animation-delay:.16s}
    html.os-anim .wk-col:nth-child(6),html.os-anim .pl-stage:nth-child(6){animation-delay:.2s}
    html.os-anim .wk-col:nth-child(7),html.os-anim .pl-stage:nth-child(7){animation-delay:.24s}
  }

  @media (max-width:1080px){
    .cal-week{grid-template-columns:1fr;}
    .wk-col{min-height:auto}
    .doc-split{grid-template-columns:1fr}
  }
  @media (max-width:760px){
    .pl-flow{flex-direction:column}
    .pl-stage{border-right:1px solid var(--line);border-bottom:none}
    .pl-stage:first-child{border-radius:13px 13px 0 0}
    .pl-stage:last-child{border-radius:0 0 13px 13px;border-bottom:1px solid var(--line)}
    .pl-arrow{display:none !important}
  }

/* ---- page footer (.os-foot) — was unstyled; centered wordmark + meta caption ---- */
.os-foot{
  margin-top:64px; padding:32px 24px 40px; border-top:1px solid var(--line);
  display:flex; flex-direction:column; align-items:center; gap:12px; text-align:center;
}
.os-foot img{ height:30px; width:auto; opacity:0.78; }
.os-foot p{ font-size:12px; color:var(--tx2); letter-spacing:0.01em; line-height:1.6; margin:0; max-width:560px; }
@media (max-width:640px){ .os-foot{ padding:28px 18px 32px; margin-top:48px; } .os-foot img{ height:26px; } }