:root{--ink:#0f1720;--ink-2:#33414f;--muted:#566573;--line:#dde3ea;--bg:#fff;--bg-soft:#f5f7fa;--accent:#b45f06;--accent-bright:#f0a04b;--link:#0b5cad;--max:68rem;--font:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--surface:#fff;--header-bg:#fffffff0;--hero-fade:#f5f7fa8c;--focus:#b45f06;--btn-bg:var(--ink);--btn-fg:#fff;--btn-hover-bg:#b45f06;--btn-hover-fg:#fff;--band-bg:#0f1720;--logo-bg:#0f1720;color-scheme:light;--mono:ui-monospace, SFMono-Regular, Menlo, Consolas, monospace}:root[data-theme=dark]{--ink:#ece7df;--ink-2:#cbc6bd;--muted:#9ea7b1;--line:#2b323b;--bg:#111418;--bg-soft:#161a20;--surface:#1b2027;--accent:#f0a04b;--accent-bright:#f0a04b;--link:#7db8f0;--header-bg:#111418eb;--hero-fade:#161a208c;--focus:#f0a04b;--btn-bg:#f0a04b;--btn-fg:#111418;--btn-hover-bg:#ffbe7a;--btn-hover-fg:#111418;--band-bg:#1b2027;--logo-bg:#1b2027;color-scheme:dark}@media 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var(--line);border-radius:10px;padding:1.6rem}.card{border-top:3px solid var(--accent-bright)}.item h3{margin-bottom:.4em}.item p:last-child{margin:0}.tag{font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:.6rem;font-size:.72rem}.ticks{margin:0 0 1.2rem;padding:0;list-style:none}.ticks li{margin-bottom:.45rem;padding-left:1.5rem;position:relative}.ticks li:before{content:"";background:var(--accent);width:.6rem;height:2px;position:absolute;top:.68em;left:0}.prose{max-width:44rem}.prose h2{margin-top:2rem;font-size:1.5rem}.note{border-left:3px solid var(--accent-bright);background:var(--bg-soft);color:var(--ink-2);border-radius:0 8px 8px 0;padding:1rem 1.2rem}.flow{counter-reset:s;grid-template-columns:repeat(4,1fr);gap:0;margin:0;padding:0;list-style:none;display:grid}.flow li{border:1px solid var(--line);background:var(--surface);flex-direction:column;gap:.3rem;margin-left:-1px;padding:1.3rem 1.2rem;display:flex;position:relative}.flow li:first-child{border-radius:10px 0 0 10px;margin-left:0}.flow li:last-child{border-radius:0 10px 10px 0}.flow li:not(:last-child):after{content:"→";background:var(--surface);color:var(--accent);z-index:2;text-align:center;width:1.5rem;font-weight:700;position:absolute;top:50%;right:-.75rem;transform:translateY(-50%)}.flow strong{text-transform:uppercase;letter-spacing:.05em;font-size:.85rem}.flow .n{font-family:var(--mono);color:var(--accent);font-size:.8rem;font-weight:600}.flow .muted{font-size:.92rem;line-height:1.45}@media (width<=52rem){.flow{grid-template-columns:1fr}.flow li,.flow li:first-child,.flow li:last-child{border-radius:0;margin:-1px 0 0}.flow li:first-child{border-radius:10px 10px 0 0;margin:0}.flow li:last-child{border-radius:0 0 10px 10px}.flow li:not(:last-child):after{content:"↓";inset:auto auto -.75rem 50%;transform:translate(-50%)}}.cta-band{background:var(--band-bg);border-top:1px solid var(--line);color:#fff;padding:3.5rem 0}.cta-band 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