:root,[data-theme=dark]{--bg:#0d1024;--bg-soft:#161a36;--panel:#1b1f3a;--panel-strong:#232850;--line:#ffffff14;--line-strong:#ffffff29;--ink-strong:#f5f5ff;--ink:#d8dbf0;--ink-soft:#9ea3c6;--ink-faint:#6f7499;--accent:#b58cff;--accent-2:#7ad1ff;--accent-3:#ffd479;--accent-4:#6ff0b6;--warning-bg:#ffae5f1f;--warning-ink:#ffb56b;--metric-bg:#7ad1ff1a;--pass-bg:#6ff0b621;--pass-ink:#6ff0b6;--fail-bg:#ff6e8626;--fail-ink:#ff8d9f;--pending-bg:#ffd47921;--pending-ink:#ffd479;--mono:ui-monospace, SFMono-Regular, "JetBrains Mono", Consolas, monospace;--sans:system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--shadow-1:0 12px 30px #00000073;--shadow-2:0 4px 14px #0000004d;--radius-sm:6px;--radius:12px;--radius-lg:18px}[data-theme=light]{--bg:#f6f6fb;--bg-soft:#ecedf6;--panel:#fff;--panel-strong:#f1f1fa;--line:#14173c14;--line-strong:#14173c29;--ink-strong:#14143c;--ink:#2a2c5b;--ink-soft:#4a4f78;--ink-faint:#7c80a6;--accent:#5b39c0;--accent-2:#0a5c87;--accent-3:#8a4f08;--accent-4:#146b40;--warning-bg:#8a4f0824;--warning-ink:#6e3e06;--metric-bg:#0a5c871f;--pass-bg:#146b4026;--pass-ink:#0b5b34;--fail-bg:#8c1a3521;--fail-ink:#8c1a35;--pending-bg:#8a4f0826;--pending-ink:#6e3e06;--shadow-1:0 10px 24px #14173c1f;--shadow-2:0 4px 12px #14173c14}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;padding:0;line-height:1.55}#app{max-width:1080px;margin:0 auto;padding:32px 24px 64px}.visually-hidden{clip:rect(0 0 0 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var(--line-strong);background:var(--accent);min-height:44px;color:var(--bg);cursor:pointer;padding:10px 18px;font-size:14px;font-weight:700;transition:filter .15s,transform 50ms}[data-theme=light] button{color:#fff}button:hover{filter:brightness(1.08)}button:active{transform:translateY(1px)}button:disabled{opacity:.5;cursor:not-allowed}button:focus-visible{outline:2px solid var(--accent-2);outline-offset:2px}button.secondary{background:var(--panel-strong);color:var(--ink-strong);border-color:var(--line-strong)}[data-theme=light] button.secondary{color:var(--ink-strong)}.playground-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;display:grid}.reuse-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;display:grid}.table-wrap{-webkit-overflow-scrolling:touch;border-radius:var(--radius-sm);width:100%;overflow-x:auto}.table-wrap:focus-visible{outline:2px solid 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0;font-size:clamp(.9rem,1.6vw,1.05rem)}.cl-hero-desc{color:var(--ink-soft);max-width:60ch;margin:.55rem 0 0;font-size:1rem;line-height:1.5}.cl-hero-why{border:1px solid var(--line-strong);background:color-mix(in oklab,var(--accent) 6%,transparent);min-width:min(100%,15rem);color:var(--ink);border-radius:10px;flex:0 min(40%,26rem);padding:.85rem 1.05rem}.cl-hero-why-label{letter-spacing:.14em;color:var(--accent);font-size:.68rem;font-weight:700;display:block}.cl-hero-why-text{color:var(--ink);margin:.35rem 0 0;font-size:.95rem;line-height:1.5}@media (width<=640px){.cl-hero{flex-direction:column}.cl-hero-why{flex-basis:auto;width:100%}.cl-hero-main{flex-basis:auto;min-width:0}}.verify-header{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:12px;display:flex}.verify-summary{color:var(--ink-strong);overflow-wrap:anywhere;font-size:14px}.verify-note{background:var(--metric-bg);color:var(--ink);border:1px solid var(--line);border-radius:var(--radius-sm);margin-top:10px;padding:10px 12px;font-size:13px}.check-list{flex-direction:column;gap:6px;margin:12px 0 0;padding:0;list-style:none;display:flex}.check-row{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--bg-soft);grid-template-columns:70px 160px minmax(0,1fr);align-items:center;gap:12px;padding:8px 10px;display:grid}.check-row--pass{border-color:color-mix(in srgb, var(--pass-ink) 30%, var(--line))}.check-row--fail{border-color:color-mix(in srgb, var(--fail-ink) 30%, var(--line))}.check-label{font-family:var(--mono);color:var(--ink-strong);overflow-wrap:anywhere;font-size:13px}.check-detail{color:var(--ink);overflow-wrap:anywhere;font-size:13px}@media (width<=640px){.check-row{grid-template-columns:70px minmax(0,1fr)}.check-row .check-detail{grid-column:1/-1}}.attack-controls .attack-button-row{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.card-title{color:var(--accent);letter-spacing:0;margin:0 0 6px;font-size:15px}.hero-metric-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.sign-count-chip{background:var(--bg-soft);border:1px solid var(--line);color:var(--ink);font-family:var(--mono);border-radius:999px;align-items:center;gap:8px;margin-top:14px;margin-left:0;padding:6px 12px;font-size:12.5px;display:inline-flex}.sign-count-chip strong{color:var(--accent-2);font-weight:700}.sign-count-chip.bumped{animation:.4s chip-bump}@keyframes chip-bump{0%{transform:scale(1)}40%{background:var(--metric-bg);transform:scale(1.08)}to{transform:scale(1)}}.check-row--fail-spotlight{box-shadow:0 0 0 2px var(--fail-ink), 0 0 0 6px var(--fail-bg);position:relative}.check-row--fail-spotlight:before{content:"▶";color:var(--fail-ink);font-size:12px;position:absolute;top:50%;left:-16px;transform:translateY(-50%)}@media (width<=640px){.check-row--fail-spotlight:before{display:none}}[aria-busy=true]{position:relative}[aria-busy=true]:after{content:"";border:2px solid var(--line-strong);border-top-color:var(--accent-2);border-radius:50%;width:14px;height:14px;animation:.8s linear infinite spin;position:absolute;top:12px;right:12px}@keyframes spin{to{transform:rotate(360deg)}}.attack-button-row button .emoji{margin-right:6px;font-size:15px}.ceremony-diagram{grid-template-columns:1fr auto 1fr;align-items:stretch;gap:16px;margin-top:16px;display:grid}.ceremony-actor{background:var(--panel-strong);border:1px solid var(--line);border-radius:var(--radius);flex-direction:column;gap:10px;padding:18px 18px 16px;display:flex}.ceremony-actor--auth{border-left:3px solid var(--accent)}.ceremony-actor--server{border-left:3px solid var(--accent-2)}.ceremony-actor-title{align-items:center;gap:10px;display:flex}.ceremony-actor-title h3{color:var(--ink-strong);margin:0;font-size:16px}.ceremony-actor-icon{font-size:20px;line-height:1}.ceremony-secret{color:var(--ink-soft);margin:0;font-size:13px;font-style:italic}.ceremony-action{background:var(--bg-soft);border:1px dashed var(--line-strong);border-radius:var(--radius-sm);color:var(--ink);word-break:break-word;margin:6px 0 0;padding:10px 12px;font-size:12.5px}.ceremony-checks{color:var(--ink);margin:4px 0 0;padding-left:18px;font-size:13px}.ceremony-checks li{margin:4px 0}.ceremony-caption{color:var(--ink-soft);margin:6px 0 0;font-size:12.5px}.ceremony-arrow{color:var(--accent-3);flex-direction:column;justify-content:center;align-items:center;gap:4px;min-width:56px;padding:0 6px;display:flex}.ceremony-arrow .arrow-shape{font-size:28px;line-height:1}.ceremony-arrow .arrow-label{font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft);text-align:center;max-width:110px;font-size:10.5px}.signed-field{background:var(--bg-soft);border:1px solid var(--line);color:var(--ink-strong);border-radius:3px;margin:0 1px;padding:1px 6px;font-size:12px;display:inline-block}.signed-field.highlight-origin{background:var(--metric-bg);border-color:color-mix(in srgb, var(--accent-2) 40%, var(--line));color:var(--accent-2);font-weight:700}@media (width<=760px){.ceremony-diagram{grid-template-columns:1fr}.ceremony-arrow{flex-direction:row;padding:8px 0}.ceremony-arrow .arrow-shape{transform:rotate(90deg)}.ceremony-arrow .arrow-label{max-width:none}}.signed-bytes{background:var(--bg-soft);border:1px solid var(--line);border-left:3px solid var(--accent-3);border-radius:var(--radius-sm);margin-top:14px;padding:12px 14px}.signed-bytes-title{margin:0 0 8px}.signed-bytes-eyebrow{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--accent-3);font-size:10.5px}.signed-bytes-dl{margin:0}.signed-bytes dt{font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft);margin-top:8px;font-size:10.5px}.signed-bytes dd{font-family:var(--mono);color:var(--ink);word-break:break-all;margin:3px 0 0;font-size:12.5px}.signed-bytes-note{color:var(--ink-soft);margin:10px 0 0;font-size:12.5px}.highlight-origin--match{background:var(--pass-bg);color:var(--pass-ink);border-radius:3px;padding:1px 4px;font-weight:700}.highlight-origin--mismatch{background:var(--fail-bg);color:var(--fail-ink);border-radius:3px;padding:1px 4px;font-weight:700}.compare-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:14px;display:grid}.compare-col{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius-sm);flex-direction:column;gap:8px;padding:14px 14px 12px;display:flex}.compare-col--baseline{border-left:3px solid var(--pass-ink)}.compare-col--attack{border-left:3px solid var(--fail-ink)}.compare-col-title{color:var(--ink-strong);align-items:center;gap:8px;margin:0 0 6px;font-size:14px;display:flex}.compare-col-icon{padding:2px 8px;font-size:12px}.compare-col .check-row{grid-template-columns:60px 130px minmax(0,1fr);font-size:13px}.compare-col .signed-bytes{border-left-width:2px}@media (width<=760px){.compare-grid{grid-template-columns:minmax(0,1fr)}}.result-block{flex-direction:column;gap:10px;display:flex}.reuse-grid--two-col{grid-template-columns:repeat(auto-fit,minmax(min(320px,100%),1fr))}.gap-card{flex-direction:column;gap:8px;display:flex}.gap-card .card-title{color:var(--accent-3)}.gap-what{color:var(--ink);margin:0;font-size:13.5px}.gap-why,.gap-real{border-radius:var(--radius-sm);background:var(--bg-soft);margin:0;padding:8px 10px;font-size:13px}.gap-why{border-left:2px solid var(--accent-2)}.gap-real{border-left:2px solid var(--accent-4)}#live-demo .panel-card{flex-direction:column;gap:14px;display:flex}.live-status{font-family:var(--mono);border:1px solid var(--line);background:var(--bg-soft);border-radius:999px;align-items:center;gap:8px;padding:6px 12px;font-size:12px;display:inline-flex}.live-status--available{color:var(--pass-ink);background:var(--pass-bg)}.live-status--unavailable{color:var(--fail-ink);background:var(--fail-bg)}.live-controls{flex-wrap:wrap;gap:8px;display:flex}.live-out{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px}.live-flags{flex-wrap:wrap;gap:6px;margin:6px 0 0;display:flex}.live-flag{font-family:var(--mono);border:1px solid var(--line);border-radius:999px;padding:2px 8px;font-size:11px}.live-flag--on{background:var(--pass-bg);color:var(--pass-ink);border-color:color-mix(in srgb, var(--pass-ink) 30%, var(--line))}.live-flag--off{background:var(--bg-soft);color:var(--ink-soft)}