:root{--paper: #f4f6fb;--stage: #eaeef7;--ink: #1a2230;--muted: #8b93a5;--spent: #b9c1d2;--line: #d7deec;--accent: #2f5fa6;--accent-ink: #fff;--glow: #c67a12;--glow-bg: #f6e2c4;--panel: #fbfcff;--shadow: 0 1px 2px rgba(26,34,48,.06), 0 8px 24px rgba(26,34,48,.06);--stage-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;--sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, monospace}@media(prefers-color-scheme:dark){:root{--paper: #0d1017;--stage: #141926;--ink: #dfe6f2;--muted: #5c6678;--spent: #3a4356;--line: #222a3a;--accent: #6fa3e6;--accent-ink: #0b1220;--glow: #f6b64a;--glow-bg: #2f2a1c;--panel: #111624;--shadow: 0 1px 2px rgba(0,0,0,.4), 0 10px 30px rgba(0,0,0,.35)}}:root[data-theme=light]{--paper: #f4f6fb;--stage: #eaeef7;--ink: #1a2230;--muted: #8b93a5;--spent: #b9c1d2;--line: #d7deec;--accent: #2f5fa6;--accent-ink: #fff;--glow: #c67a12;--glow-bg: #f6e2c4;--panel: #fbfcff}:root[data-theme=dark]{--paper: #0d1017;--stage: #141926;--ink: #dfe6f2;--muted: #5c6678;--spent: #3a4356;--line: #222a3a;--accent: #6fa3e6;--accent-ink: #0b1220;--glow: #f6b64a;--glow-bg: #2f2a1c;--panel: #111624}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.5;-webkit-font-smoothing:antialiased;padding:clamp(16px,4vw,48px)}.wrap{max-width:900px;margin:0 auto}header{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.brand{display:flex;align-items:center;gap:13px}.brand .logo{width:46px;height:46px;flex-shrink:0}.home{color:var(--muted);text-decoration:none;font-size:13px;font-weight:600}.home:hover{color:var(--accent)}h1{font-family:var(--stage-serif);font-size:clamp(28px,5vw,40px);font-weight:600;margin:0;letter-spacing:-.01em}.tag{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);border:1px solid var(--accent);padding:3px 8px;border-radius:999px;font-weight:600}.sub{color:var(--muted);font-size:14px;max-width:66ch;margin:6px 0 0}.sub b{color:var(--ink);font-weight:600}.stage{margin:26px 0 0;background:var(--stage);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:clamp(22px,4vw,36px)}.lenses{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.lens-chip{border:1px solid var(--line);background:var(--panel);color:var(--ink);font-family:var(--sans);font-size:13px;font-weight:600;border-radius:999px;padding:8px 15px;cursor:pointer;transition:transform .08s ease,border-color .12s ease}.lens-chip:hover{transform:translateY(-1px)}.lens-chip[aria-pressed=true]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.lens-chip .base{font-family:var(--mono);font-size:10px;opacity:.7;margin-left:5px}.reader{margin-top:16px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;border:1px solid var(--line);background:var(--panel);border-radius:12px;padding:11px 15px;font-size:13px}.reader .dot{width:9px;height:9px;border-radius:50%;background:var(--spent);flex-shrink:0}.reader[data-ok=true] .dot{background:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent)}.reader[data-ok=false] .dot{background:var(--glow);box-shadow:0 0 0 3px var(--glow-bg)}.reader .st{font-weight:600}.reader .why{color:var(--muted);font-family:var(--mono);font-size:12px}.reader .approve{margin-left:auto;border:1px solid var(--accent);background:transparent;color:var(--accent);font-family:var(--sans);font-size:12px;font-weight:600;border-radius:8px;padding:7px 13px;cursor:pointer}.reader .approve:disabled{opacity:.4;cursor:default}.deck{margin-top:18px;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}.card{border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:12px 13px;min-height:84px;display:flex;flex-direction:column;gap:6px;transition:opacity .25s ease,transform .18s ease,border-color .18s ease,box-shadow .18s ease}.card .kls{font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}.card .ttl{font-family:var(--stage-serif);font-size:15px;color:var(--ink);line-height:1.25}.card .idx{margin-top:auto;font-family:var(--mono);font-size:10px;color:var(--muted)}.card[data-in=false]{opacity:.28}.card[data-in=true]{border-color:color-mix(in srgb,var(--accent) 45%,var(--line));box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 14%,transparent)}.card[data-edited=true] .ttl:after{content:" ·edited";color:var(--glow);font-family:var(--mono);font-size:10px}.count{margin-top:14px;font-family:var(--mono);font-size:12px;color:var(--muted)}.count b{color:var(--ink)}.transport{margin-top:18px;display:flex;gap:10px;flex-wrap:wrap}.btn{border:1px solid var(--line);background:var(--panel);color:var(--ink);font-family:var(--sans);font-size:13px;font-weight:600;border-radius:999px;padding:9px 16px;cursor:pointer;transition:transform .08s ease}.btn:hover{transform:translateY(-1px)}.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.diag{margin-top:14px;min-height:18px;font-family:var(--mono);font-size:12px;color:var(--muted)}.rail{margin-top:26px}.rail-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:12px}.rail-head h2{font-family:var(--stage-serif);font-size:18px;margin:0;font-weight:600}.beats{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:10px}.beat{text-align:left;border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:14px 15px;cursor:pointer;display:flex;gap:12px;align-items:flex-start;transition:border-color .12s ease,transform .08s ease}.beat:hover{transform:translateY(-2px);border-color:var(--accent)}.beat[aria-current=true]{border-color:var(--accent);box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 16%,transparent)}.beat .n{flex-shrink:0;width:26px;height:26px;border-radius:50%;background:var(--stage);border:1px solid var(--line);color:var(--accent);font-family:var(--mono);font-size:12px;font-weight:700;display:grid;place-items:center}.beat[aria-current=true] .n{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.beat .bt{font-size:14px;font-weight:600;color:var(--ink);margin:0 0 2px}.beat .bd{font-size:12.5px;color:var(--muted);margin:0;line-height:1.45}.beat .api{font-family:var(--mono);font-size:11px;color:var(--accent)}.foot{margin-top:26px;color:var(--muted);font-size:12px;line-height:1.7}.foot code{font-family:var(--mono);background:var(--panel);border:1px solid var(--line);border-radius:4px;padding:1px 5px}.theme{background:none;border:1px solid var(--line);color:var(--muted);border-radius:999px;font-size:11px;padding:5px 11px;cursor:pointer;font-family:var(--sans)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}@media(prefers-reduced-motion:reduce){*{transition:none!important}}