@font-face { font-family: "Inter"; font-weight: 400; font-display: swap; src: url("fonts/inter-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-weight: 500; font-display: swap; src: url("fonts/inter-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-weight: 600; font-display: swap; src: url("fonts/inter-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Inter Tight"; font-weight: 600; font-display: swap; src: url("fonts/inter-tight-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Inter Tight"; font-weight: 700; font-display: swap; src: url("fonts/inter-tight-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 400; font-display: swap; src: url("fonts/jetbrains-mono-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 500; font-display: swap; src: url("fonts/jetbrains-mono-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 700; font-display: swap; src: url("fonts/jetbrains-mono-latin-700-normal.woff2") format("woff2"); }

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
html { scroll-behavior: smooth; scroll-padding-top: 140px; }
html, body { background: var(--ink-0); }
html, body { min-height: 100vh; color: var(--text); font-family: var(--font-sans); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; font-feature-settings: "cv02", "cv03", "cv04", "cv11", "tnum", "ss01"; }
body { overflow-x: hidden; }
a { color: inherit; }
button, input { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

.mesh { position: fixed; inset: 0; z-index: 0; pointer-events: none; background: radial-gradient(900px 500px at 85% -5%, color-mix(in srgb, var(--accent) 7%, transparent), transparent 70%), radial-gradient(700px 500px at 10% 10%, color-mix(in srgb, var(--accent-2) 5%, transparent), transparent 75%); transform: translate3d(0, calc(var(--py, 0) * 0.08px), 0); will-change: transform; }
.grid { position: fixed; inset: 0; z-index: 1; pointer-events: none; background-image: linear-gradient(color-mix(in srgb, var(--text) 2.5%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, var(--text) 2.5%, transparent) 1px, transparent 1px); background-size: 64px 64px; mask-image: radial-gradient(ellipse 85% 70% at 50% 30%, var(--ink-0) 50%, transparent 100%); -webkit-mask-image: radial-gradient(ellipse 85% 70% at 50% 30%, var(--ink-0) 50%, transparent 100%); }

.container { position: relative; z-index: 2; max-width: 1200px; margin: 0 auto; padding: 0 32px; }
main, .footer { position: relative; z-index: 2; }

/* header: contract slot over nav, both sticky */
.top { position: sticky; top: 0; z-index: 50; }
.ca-bar { background: var(--glass-strong); border-bottom: 1px solid var(--line-2); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%); }
.ca-bar .ca-inner { display: flex; align-items: center; gap: 16px; padding-top: 10px; padding-bottom: 10px; min-height: 64px; }
.ca-text { flex: 1 1 auto; min-width: 0; display: flex; align-items: baseline; gap: 16px; }
.ca-k { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-3); flex: none; }
.ca-body { flex: 1 1 auto; min-width: 0; display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.ca-v { font-family: var(--font-mono); font-weight: 500; font-size: clamp(1rem, 0.6rem + 1.1vw, 1.5rem); line-height: 1.3; color: var(--accent); letter-spacing: 0; word-break: break-all; overflow-wrap: anywhere; }
.ca-bar.is-inert .ca-v { color: var(--text-2); font-weight: 400; }
.ca-date { font-family: var(--font-mono); font-size: 11px; color: var(--text-3); white-space: nowrap; }
.ca-copy { flex: none; min-width: var(--tap); min-height: var(--tap); justify-content: center; }
.ca-copy[disabled] { opacity: 0.45; cursor: not-allowed; }
.ca-copy.copied { color: var(--accent); border-color: var(--accent-line); }

.nav { background: var(--nav-bg); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-width: 0; min-height: 56px; }
.brand { display: flex; align-items: center; gap: 11px; font-family: var(--font-mono); font-weight: 700; font-size: 14px; letter-spacing: 0.01em; text-decoration: none; min-height: var(--tap); }
.brand img { width: 24px; height: 24px; display: block; }
.nav-cluster { display: flex; align-items: center; gap: 0; }
.nav-link { display: inline-flex; align-items: center; min-height: var(--tap); padding: 7px 9px; font-size: 12px; color: var(--text-2); font-family: var(--font-mono); border-radius: var(--r-xs); text-decoration: none; white-space: nowrap; transition: color var(--t-base), background var(--t-base); }
.nav-link:hover { color: var(--text); background: color-mix(in srgb, var(--text) 4%, transparent); }
.nav-right { display: flex; align-items: center; gap: 8px; }
.nav-ticker { display: flex; align-items: center; gap: 12px; padding: 6px 11px; border: 1px solid var(--line-2); border-radius: var(--r-xs); font-family: var(--font-mono); font-size: 11px; color: var(--text-3); white-space: nowrap; }
.nav-ticker .dot { width: 6px; height: 6px; border-radius: 1px; background: var(--accent); box-shadow: 0 0 6px var(--accent); }
.nav-ticker .sep { color: var(--text-4); }
.nav-ticker .k { color: var(--text-3); text-transform: uppercase; letter-spacing: 0.06em; font-size: 10px; }
.nav-ticker .v { color: var(--text-2); }
.social { display: inline-flex; align-items: center; justify-content: center; width: var(--tap); height: var(--tap); border: 1px solid var(--line-2); border-radius: var(--r-sm); color: var(--text); text-decoration: none; flex: none; transition: border-color var(--t-base), background var(--t-base), color var(--t-base); }
.social svg { width: 18px; height: 18px; display: block; fill: currentColor; }
a.social:hover { background: color-mix(in srgb, var(--text) 4%, transparent); border-color: var(--line-3); color: var(--accent); }
.social.is-inert { color: var(--text-4); border-style: dashed; cursor: default; }
.nav-burger { display: none; width: var(--tap); height: var(--tap); align-items: center; justify-content: center; border: 1px solid var(--line-2); background: transparent; border-radius: var(--r-sm); cursor: pointer; }
.nav-burger svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 1.6; }
.nav-sheet { display: none; border-top: 1px solid var(--line); background: var(--glass-strong); }
.nav-sheet.open { display: block; animation: fadeIn var(--t-fade) ease-out; }
.nav-sheet a { display: flex; align-items: center; min-height: var(--tap); font-family: var(--font-mono); font-size: 13px; color: var(--text-2); text-decoration: none; border-bottom: 1px solid var(--line); }

.btn { display: inline-flex; align-items: center; gap: 7px; padding: 9px 14px; min-height: var(--tap); font-family: var(--font-mono); font-size: 12.5px; font-weight: 500; letter-spacing: 0.01em; border-radius: var(--r-sm); cursor: pointer; border: 1px solid var(--line-2); background: transparent; color: var(--text); transition: border-color var(--t-base), background var(--t-base), color var(--t-base); text-decoration: none; }
.btn:hover { background: color-mix(in srgb, var(--text) 4%, transparent); border-color: var(--line-3); }
.btn:active { background: color-mix(in srgb, var(--text) 7%, transparent); }
.btn-primary { background: var(--ink-3); border: 1px solid var(--accent); box-shadow: var(--accent-glow); position: relative; overflow: hidden; }
.btn-primary::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--accent), transparent); opacity: 0.9; }
.btn-primary:hover { background: var(--ink-4); }
.btn.is-inert { color: var(--text-3); border-style: dashed; cursor: default; background: transparent; }
.btn.is-inert:hover { background: transparent; border-color: var(--line-2); }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 3px 8px; font-family: var(--font-mono); font-size: 10.5px; color: var(--text-2); border: 1px solid var(--line-2); border-radius: var(--r-xs); letter-spacing: 0.02em; }
.chip-accent { color: var(--accent); border-color: var(--accent-line); background: var(--accent-wash); }
.chip-dash { border-style: dashed; color: var(--text-3); }

.hero { padding: 88px 0 72px; position: relative; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.hero-eyebrow { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-mono); font-size: 11px; color: var(--text-3); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 32px; flex-wrap: wrap; }
.hero-eyebrow .bar { width: 36px; height: 1px; background: var(--accent); }
.hero-eyebrow .dot { width: 6px; height: 6px; border-radius: 1px; background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.hero-title { font-family: var(--font-display); font-size: clamp(34px, 4.6vw, 62px); font-weight: 600; letter-spacing: -0.028em; line-height: 1.02; margin-bottom: 28px; }
.hero-title .accent { color: var(--accent); font-weight: 500; }
.hero-sub { font-size: 17px; line-height: 1.55; color: var(--text-2); max-width: 620px; margin-bottom: 36px; }
.hero-ctas { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.hero-meta { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 10px 22px; font-family: var(--font-mono); font-size: 11px; color: var(--text-3); letter-spacing: 0.04em; text-transform: uppercase; }
.hero-meta span { display: inline-flex; gap: 7px; align-items: center; white-space: nowrap; }
.hero-meta b { color: var(--text-2); font-weight: 500; }
.hero-fig { min-width: 0; }

.fig { margin: 0; display: grid; gap: 10px; }
.fig figcaption { display: flex; gap: 12px; align-items: baseline; font-size: 12px; line-height: 1.55; color: var(--text-3); padding-top: 10px; border-top: 1px solid var(--line); }
.fig-num { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); white-space: nowrap; }
.ht-fig svg { width: 100%; height: auto; display: block; background: linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 100% 38px, linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 38px 100%; border: 1px solid var(--line); border-radius: var(--r-sm); }
.ht-edge { stroke: var(--line-3); stroke-width: 1; transition: stroke var(--t-svg); }
.ht-edge.lit { stroke: var(--accent); stroke-width: 1.4; }
.ht-node { fill: var(--ink-2); stroke: var(--text-4); stroke-width: 1; transition: fill var(--t-svg), stroke var(--t-svg); }
.ht-node.lit { stroke: var(--accent); fill: var(--ink-3); }
.ht-node.root { stroke: var(--text-2); }
.ht-node.root.lit { fill: var(--accent); stroke: var(--accent); }
.ht-node.leaf.lit { fill: var(--accent); }
.ht-label { font-family: var(--font-mono); font-size: 9.5px; fill: var(--text-3); letter-spacing: 0.06em; }
.ht-pulse { fill: none; stroke: var(--accent); stroke-width: 1; opacity: 0.7; animation: htPulse var(--t-pulse) ease-out infinite; transform-box: fill-box; transform-origin: center; }

.stats { margin-top: 72px; display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.stat { padding: 20px 22px; border-right: 1px solid var(--line); background: var(--ink-1); }
.stat:last-child { border-right: none; }
.stat-k { font-size: 10px; color: var(--text-3); font-family: var(--font-mono); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 10px; }
.stat-v { font-family: var(--font-display); font-size: 32px; font-weight: 600; letter-spacing: -0.025em; line-height: 1; font-feature-settings: "tnum"; }
.stat-v.is-empty { color: var(--text-4); }
.stat-unit { font-size: 14px; color: var(--text-3); margin-left: 4px; font-family: var(--font-mono); font-weight: 400; }
.stat-s { font-size: 12px; color: var(--text-3); margin-top: 6px; font-family: var(--font-mono); }

.marquee { margin-top: 56px; padding: 14px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); overflow: hidden; mask-image: linear-gradient(90deg, transparent, var(--ink-0) 10%, var(--ink-0) 90%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, var(--ink-0) 10%, var(--ink-0) 90%, transparent); }
.marquee-track { display: inline-flex; gap: 40px; animation: marqueeMove var(--t-marquee) linear infinite; white-space: nowrap; }
.marquee-item { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-mono); font-size: 12px; color: var(--text-3); letter-spacing: 0.04em; text-transform: uppercase; }
.marquee-item .dot { width: 4px; height: 4px; background: var(--accent); }
.marquee-item .dot.off { background: var(--text-4); }

.section { padding: 88px 0; position: relative; }
.section-head { margin-bottom: 48px; max-width: 780px; display: flex; align-items: flex-start; gap: 24px; }
.section-num { font-family: var(--font-mono); font-size: 14px; font-weight: 500; letter-spacing: 0.08em; color: var(--accent); padding-top: 4px; display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
.section-num::after { content: ""; width: 32px; height: 1px; background: var(--accent); opacity: 0.5; }
.section-eyebrow { font-family: var(--font-mono); font-size: 11px; color: var(--text-3); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 12px; }
.section-title { font-family: var(--font-display); font-size: clamp(28px, 3.8vw, 42px); font-weight: 600; letter-spacing: -0.022em; line-height: 1.08; margin-bottom: 14px; }
.section-sub { color: var(--text-2); font-size: 16px; line-height: 1.6; }

.card { background: var(--glass); border: 1px solid var(--line); border-radius: var(--r-md); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); box-shadow: var(--shadow-soft); position: relative; overflow: hidden; }
.chain-dash { padding: 28px; }
.chain-dash-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 20px; border-bottom: 1px solid var(--line); margin-bottom: 20px; gap: 16px; flex-wrap: wrap; }
.chain-dash-title { font-family: var(--font-display); font-size: 18px; font-weight: 600; letter-spacing: -0.012em; }
.chain-dash-sub { color: var(--text-3); font-size: 13px; margin-top: 3px; font-family: var(--font-mono); }
.chain-dash-legend { display: flex; gap: 8px; flex-wrap: wrap; }
.chain-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1px; background: var(--line); border-radius: var(--r-sm); overflow: hidden; border: 1px solid var(--line); }
.chain-cell { background: var(--ink-1); padding: 14px 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; transition: background var(--t-base); }
.chain-cell:hover { background: var(--ink-2); }
.chain-name { display: flex; align-items: center; gap: 10px; min-width: 0; }
.chain-dot { width: 6px; height: 6px; background: var(--accent); flex: none; }
.chain-dot.pending { background: var(--text-4); }
.chain-label { font-size: 13.5px; font-weight: 500; }
.chain-status { font-family: var(--font-mono); font-size: 10.5px; color: var(--text-3); letter-spacing: 0.03em; text-align: right; }
.chain-status.ok { color: var(--accent); }
.kv { display: grid; gap: 8px; margin-top: 20px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.kv-row { display: grid; gap: 5px; padding: 13px 15px; background: var(--ink-0); border: 1px solid var(--line); border-radius: var(--r-sm); min-width: 0; }
.kv-label { font-size: 10px; color: var(--text-3); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.09em; }
.kv-val { display: flex; justify-content: space-between; align-items: center; gap: 12px; min-width: 0; }
.kv-val span, .kv-val a { color: var(--text); font-size: 12px; word-break: break-all; font-family: var(--font-mono); }
.kv-val a { display: inline-flex; align-items: center; min-height: var(--tap); text-decoration: none; border-bottom: 1px solid var(--accent-line); }

.bench-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 20px; align-items: start; }
.bench { padding: 0; overflow: hidden; }
.bench-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.bench-title { font-family: var(--font-display); font-size: 18px; font-weight: 600; letter-spacing: -0.012em; margin-top: 4px; }
.gate-form { display: flex; gap: 10px; padding: 18px 24px 0; flex-wrap: wrap; }
.gate-input { flex: 1 1 260px; min-width: 0; min-height: var(--tap); padding: 9px 12px; font-family: var(--font-mono); font-size: 12.5px; background: var(--ink-0); border: 1px solid var(--line-2); border-radius: var(--r-xs); color: var(--text); }
.gate-input:focus { outline: none; border-color: var(--accent); }
.bench-body { padding: 18px 24px; min-height: 280px; max-height: 480px; overflow-y: auto; font-size: 12px; line-height: 1.7; display: grid; gap: 4px; align-content: start; }
.bench-empty { color: var(--text-3); font-size: 12px; line-height: 1.7; }
.bench-line { display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 12px; font-family: var(--font-mono); padding: 6px 0; border-top: 1px solid var(--line); }
.bench-line:first-child { border-top: none; }
.bench-t { color: var(--text-3); }
.bench-k { color: var(--accent); }
.bench-k.bad { color: var(--text-2); }
.bench-v { color: var(--text-2); word-break: break-all; }
.table-scroll { overflow-x: auto; }
.ptable { width: 100%; border-collapse: collapse; font-size: 12.5px; min-width: 460px; }
.ptable th, .ptable td { padding: 9px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.ptable thead th { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-3); background: var(--ink-2); font-weight: 500; }
.ptable tbody th { font-weight: 400; color: var(--text-2); }
.ptable tbody tr:last-child th, .ptable tbody tr:last-child td { border-bottom: none; }
.ptable tbody tr:hover { background: var(--ink-2); }

.arch { padding: 32px; margin-top: 0; }
.arch-stage { display: grid; grid-template-columns: 220px minmax(0, 1fr) minmax(0, 1.35fr); gap: 20px; align-items: start; }
.arch-col { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.arch-col-label { font-family: var(--font-mono); font-size: 10px; color: var(--text-3); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 2px; }
.arch-item { text-align: left; width: 100%; min-height: var(--tap); padding: 13px 15px; background: var(--ink-1); border: 1px solid var(--line); border-radius: var(--r-sm); cursor: pointer; transition: background var(--t-base), border-color var(--t-base); position: relative; }
.arch-item:hover { background: var(--ink-2); }
.arch-item[aria-selected="true"] { background: var(--ink-2); border-color: var(--accent-line); }
.arch-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.arch-title { font-family: var(--font-display); font-size: 13.5px; font-weight: 600; }
.arch-sub { font-size: 10.5px; color: var(--text-3); font-family: var(--font-mono); margin-top: 3px; }
.arch-status { font-family: var(--font-mono); font-size: 9.5px; padding: 2px 6px; border-radius: 2px; border: 1px dashed var(--line-3); letter-spacing: 0.03em; text-transform: uppercase; white-space: nowrap; color: var(--text-3); }
.arch-detail-col { position: sticky; top: 140px; min-width: 0; }
.arch-detail { padding: 22px; background: var(--ink-1); border: 1px solid var(--line); border-radius: var(--r-sm); animation: scaleIn var(--t-pop) var(--ease); }
.arch-detail h4 { font-family: var(--font-display); font-size: 17px; font-weight: 600; letter-spacing: -0.012em; margin-bottom: 10px; }
.arch-detail p { font-size: 13.5px; color: var(--text-2); line-height: 1.6; margin-bottom: 14px; }
.arch-detail .meta { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

.promise { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.promise-card { padding: 28px; }
.promise-card h3 { font-family: var(--font-display); font-size: 17px; font-weight: 600; letter-spacing: -0.012em; margin-bottom: 18px; display: flex; align-items: center; gap: 12px; }
.promise-card .ic { width: 24px; height: 24px; border-radius: 4px; display: inline-flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; border: 1px solid var(--line-2); }
.promise-card.good .ic { color: var(--accent); border-color: var(--accent-line); background: var(--accent-wash); }
.promise-card.bad .ic { color: var(--text-3); border-style: dashed; }
.promise-list { list-style: none; display: grid; }
.promise-list li { display: flex; align-items: flex-start; gap: 12px; font-size: 13.5px; color: var(--text-2); line-height: 1.55; padding: 11px 0; border-top: 1px solid var(--line); }
.promise-list li:first-child { border-top: none; padding-top: 2px; }
.promise-list .mark { color: var(--accent); margin-top: 3px; font-size: 9px; flex-shrink: 0; }
.promise-card.bad .promise-list .mark { color: var(--text-3); }

.checks { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.check { padding: 22px 22px 22px 64px; position: relative; background: var(--ink-1); transition: background var(--t-base); }
.check:hover { background: var(--ink-2); }
.check-num { position: absolute; top: 22px; left: 22px; width: 26px; height: 26px; border-radius: 4px; color: var(--accent); border: 1px solid var(--accent-line); font-family: var(--font-mono); font-size: 11px; font-weight: 500; display: inline-flex; align-items: center; justify-content: center; }
.check h3 { font-family: var(--font-display); font-size: 15px; font-weight: 600; margin-bottom: 6px; letter-spacing: -0.01em; }
.check p { font-size: 12.5px; color: var(--text-3); line-height: 1.6; }

.code-showcase { padding: 0; overflow: hidden; margin-top: 0; }
.code-tabs { display: flex; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--ink-0) 25%, transparent); }
.code-tab { flex: 1; min-height: var(--tap); padding: 13px 18px; font-family: var(--font-mono); font-size: 12px; color: var(--text-3); background: transparent; border: none; cursor: pointer; border-right: 1px solid var(--line); display: flex; align-items: center; justify-content: center; gap: 8px; transition: color var(--t-base), background var(--t-base); position: relative; }
.code-tab:last-child { border-right: none; }
.code-tab:hover { color: var(--text); background: color-mix(in srgb, var(--text) 3%, transparent); }
.code-tab[aria-selected="true"] { color: var(--text); background: var(--ink-2); }
.code-tab[aria-selected="true"]::after { content: ""; position: absolute; bottom: -1px; left: 0; right: 0; height: 1px; background: var(--accent); }
.lang-dot { width: 6px; height: 6px; background: var(--accent); }
.lang-dot.b { background: var(--accent-2); }
.lang-dot.c { background: var(--accent-3); }
.code-body { background: var(--ink-1); font-family: var(--font-mono); font-size: 12.5px; line-height: 1.75; padding: 24px 28px; overflow-x: auto; max-height: 440px; }
.code-body pre { color: var(--text-2); font-family: inherit; }
.code-body .cm { color: var(--text-3); font-style: italic; }
.code-body .kw { color: var(--accent); }
.code-body .str { color: var(--accent-2); }
.code-body[hidden] { display: none; }

.footer { margin-top: 64px; padding: 56px 0 48px; border-top: 1px solid var(--line); color: var(--text-3); font-size: 12.5px; background: linear-gradient(to bottom, transparent, color-mix(in srgb, var(--ink-0) 70%, transparent)); }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.footer-col-title { font-family: var(--font-mono); font-size: 10.5px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 14px; font-weight: 500; }
.footer-col a, .footer-col .f-row { display: flex; align-items: center; min-height: var(--tap); color: var(--text-2); text-decoration: none; font-size: 13px; font-family: var(--font-mono); transition: color var(--t-fast); }
.footer-col a:hover { color: var(--accent); }
.footer-col .f-row.is-inert { color: var(--text-3); }
.footer-brand p { color: var(--text-3); font-size: 13px; line-height: 1.6; max-width: 340px; margin-top: 14px; font-family: var(--font-mono); }
.footer-bottom { padding-top: 22px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 10.5px; color: var(--text-3); flex-wrap: wrap; gap: 10px; }

mark.addr-flag { background: transparent; color: var(--text); border-bottom: 1px dashed var(--text-3); }

.fade { opacity: 0; transform: translateY(10px); transition: opacity var(--t-reveal) var(--ease), transform var(--t-reveal) var(--ease); }
.fade.in { opacity: 1; transform: none; }
.fade.d1 { transition-delay: 0.04s; }
.fade.d2 { transition-delay: 0.09s; }
.fade.d3 { transition-delay: 0.16s; }
.no-js .fade { opacity: 1; transform: none; }

@keyframes marqueeMove { 0% { transform: translate(0); } 100% { transform: translate(-50%); } }
@keyframes fadeIn { 0% { opacity: 0; } 100% { opacity: 1; } }
@keyframes scaleIn { 0% { opacity: 0; transform: translateY(-8px) scale(0.98); } 100% { opacity: 1; transform: none; } }
@keyframes htPulse { 0% { transform: scale(0.4); opacity: 0.9; } 100% { transform: scale(1.6); opacity: 0; } }

@media (max-width: 1360px) { .nav-ticker { display: none; } }
@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-fig { order: 2; }
  .bench-grid { grid-template-columns: 1fr; }
  .arch-stage { grid-template-columns: 200px minmax(0, 1fr) minmax(0, 1.2fr); gap: 14px; }
  .arch-detail { padding: 18px; }
  .arch-detail .meta { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .container { padding: 0 20px; }
  .nav-cluster { display: none; }
  .nav-burger { display: inline-flex; }
  .arch-stage { grid-template-columns: 1fr; }
  .arch-detail-col { position: static; }
  .hero { padding-top: 56px; }
  .section { padding: 64px 0; }
  .section-head { flex-direction: column; gap: 10px; }
  .ca-inner { gap: 10px; }
  .ca-text { flex-direction: column; align-items: flex-start; gap: 2px; }
  .ca-k { white-space: nowrap; }
  .ca-asof { display: none; }
  .ca-body { flex-wrap: nowrap; gap: 10px; }
  .ca-bar .ca-inner { padding-top: 8px; padding-bottom: 8px; min-height: 0; }
}
@media (max-width: 820px) {
  .stats { grid-template-columns: repeat(2, 1fr); margin-top: 40px; }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .promise { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-title { font-size: clamp(30px, 9vw, 40px); }
  .hero-ctas .btn { flex: 1 1 100%; justify-content: center; }
  .section-title { font-size: 26px; }
  .chain-dash, .arch, .promise-card { padding: 20px; }
  .code-tab { padding: 13px 8px; font-size: 11px; }
  .code-body { padding: 18px 16px; }
  .bench-head, .bench-body { padding-left: 16px; padding-right: 16px; }
  .gate-form { padding-left: 16px; padding-right: 16px; }
  .check { padding-right: 16px; }
}
@media (prefers-reduced-motion: reduce) {
  .sk { animation: none; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .mesh, .grid { transform: none !important; }
  .fade { opacity: 1 !important; transform: none !important; }
}

/* market feed */
.mk { padding: 28px; }
.mk .chain-dash-head { margin-bottom: 16px; }
.mk-marquee { margin: 0 0 16px; }
.mk-table { display: grid; }
.mk-head, .mk-row { display: grid; grid-template-columns: 36px minmax(0, 1.7fr) minmax(0, 1fr) minmax(0, 0.9fr) minmax(0, 1fr) minmax(0, 1fr) var(--tap); gap: 12px; align-items: center; }
.mk-head { padding: 9px 14px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-3); background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--r-sm) var(--r-sm) 0 0; }
.mk-body { border: 1px solid var(--line); border-top: none; border-radius: 0 0 var(--r-sm) var(--r-sm); overflow: hidden; background: var(--line); display: grid; gap: 1px; }
.mk-row { padding: 8px 14px; min-height: 60px; background: var(--ink-1); font-size: 13px; transition: background var(--t-base); }
.mk-row:hover { background: var(--ink-2); }
.mk-cell { min-width: 0; font-family: var(--font-mono); font-size: 12.5px; font-feature-settings: "tnum"; color: var(--text-2); overflow-wrap: anywhere; }
.mk-rank { color: var(--text-3); }
.mk-token { display: flex; align-items: center; gap: 12px; font-family: var(--font-sans); }
.mk-names { display: grid; min-width: 0; }
.mk-sym { font-family: var(--font-display); font-weight: 600; font-size: 14px; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mk-name { font-size: 11px; color: var(--text-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mk-logo { width: 32px; height: 32px; border-radius: var(--r-sm); flex: none; display: inline-flex; align-items: center; justify-content: center; object-fit: cover; background: var(--ink-3); border: 1px solid var(--line-2); }
.mk-logo.tile { font-family: var(--font-display); font-weight: 700; font-size: 14px; color: var(--accent); background: var(--accent-wash); border-color: var(--accent-line); }
.mk-price { color: var(--text); }
.mk-chg.up { color: var(--accent); }
.mk-chg.down { color: var(--text-3); }
.mk-dash { color: var(--text-4); }
.mk-act { display: flex; justify-content: flex-end; }
.mk-copy { width: var(--tap); height: var(--tap); padding: 0; justify-content: center; }
.mk-copy svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.6; }
.mk-copy.copied { color: var(--accent); border-color: var(--accent-line); }
.mk-error { margin-bottom: 16px; padding: 11px 14px; border: 1px dashed var(--line-3); border-radius: var(--r-sm); font-family: var(--font-mono); font-size: 12px; color: var(--text-2); }
.mk.is-inert .mk-table { opacity: 0.55; }
.mk-row.is-dash { min-height: 44px; }

.sk { display: inline-block; height: 12px; border-radius: 3px; background: linear-gradient(90deg, var(--line-2) 0%, var(--line-3) 50%, var(--line-2) 100%) 0 0 / 200% 100%; animation: shimmer var(--t-shimmer) linear infinite; vertical-align: middle; }
.sk-s { width: 28px; }
.sk-m { width: 72px; }
.sk-l { width: 120px; }
.mk-logo.sk { height: 32px; }
.mk-row.ready .mk-cell { animation: mkIn var(--t-reveal) var(--ease) both; animation-delay: calc(var(--i, 0) * 40ms); }

@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
@keyframes mkIn { 0% { opacity: 0; transform: translateY(4px); } 100% { opacity: 1; transform: none; } }

@media (max-width: 900px) { .mk { padding: 20px; } }
@media (max-width: 820px) {
  .mk-head { display: none; }
  .mk-body { border-top: 1px solid var(--line); border-radius: var(--r-sm); }
  .mk-row { grid-template-columns: 28px minmax(0, 1fr) var(--tap); grid-template-areas: "rank token act" ". price act" ". chg act" ". vol act" ". liq act"; row-gap: 4px; padding: 12px 14px; }
  .mk-rank { grid-area: rank; }
  .mk-token { grid-area: token; }
  .mk-price { grid-area: price; }
  .mk-chg { grid-area: chg; }
  .mk-vol { grid-area: vol; }
  .mk-liq { grid-area: liq; }
  .mk-act { grid-area: act; align-self: start; }
  .mk-row .mk-cell[data-label]:not(.mk-rank):not(.mk-token):not(.mk-act)::before { content: attr(data-label) "  "; color: var(--text-3); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; display: inline-block; min-width: 76px; }
}

/* depth, motion and light */
.progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 80; transform-origin: 0 50%; transform: scaleX(var(--p, 0)); background: linear-gradient(90deg, var(--accent-3), var(--accent), var(--accent-hi)); box-shadow: 0 0 12px color-mix(in srgb, var(--accent) 55%, transparent); pointer-events: none; }

.hero { overflow: clip; }
.hero-fx { position: absolute; inset: 0; z-index: 0; pointer-events: none; mask-image: linear-gradient(to bottom, var(--ink-0) 70%, transparent); -webkit-mask-image: linear-gradient(to bottom, var(--ink-0) 70%, transparent); }
.fx { position: absolute; will-change: transform; }
.fx-mesh { inset: -10%; background: radial-gradient(520px 360px at 18% 28%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%), radial-gradient(480px 340px at 82% 18%, color-mix(in srgb, var(--accent-2) 14%, transparent), transparent 70%), radial-gradient(620px 420px at 62% 92%, color-mix(in srgb, var(--accent-3) 12%, transparent), transparent 72%); filter: blur(24px); animation: meshDrift var(--t-mesh) ease-in-out infinite alternate; }
.fx-orb { border-radius: 50%; filter: blur(10px); }
.fx-orb.a { width: 340px; height: 340px; left: -80px; top: 90px; background: radial-gradient(circle at 35% 35%, color-mix(in srgb, var(--accent) 24%, transparent), transparent 68%); transform: translate3d(calc(var(--hx, 0) * 0.5px), calc(var(--py, 0) * -0.12px + var(--hy, 0) * 0.5px), 0); }
.fx-orb.b { width: 260px; height: 260px; right: 4%; top: 240px; background: radial-gradient(circle at 60% 40%, color-mix(in srgb, var(--accent-2) 22%, transparent), transparent 68%); transform: translate3d(calc(var(--hx, 0) * -0.9px), calc(var(--py, 0) * -0.22px + var(--hy, 0) * -0.8px), 0); }
.fx-ring { width: 560px; height: 560px; right: -140px; top: -120px; border-radius: 50%; border: 1px solid var(--accent-line); box-shadow: inset 0 0 80px color-mix(in srgb, var(--accent) 6%, transparent); transform: translate3d(calc(var(--hx, 0) * 1.4px), calc(var(--py, 0) * -0.34px + var(--hy, 0) * 1.2px), 0); }
.hero > .container { z-index: 2; }
@keyframes meshDrift { 0% { transform: translate3d(-3%, -2%, 0) scale(1) rotate(0deg); } 50% { transform: translate3d(3%, 2%, 0) scale(1.08) rotate(2deg); } 100% { transform: translate3d(-1%, 4%, 0) scale(1.03) rotate(-2deg); } }

/* the spring runs in script, so the class transition stands down */
.spring .fade { transition: none; }
.fade:not(.in) .stag { opacity: 0; }

/* spotlight */
.stat, .chain-cell, .mk-row { position: relative; }
.card::after, .mk-row::after, .chain-cell::after, .check::after, .stat::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity var(--t-pop) var(--ease); background: radial-gradient(280px circle at var(--mx, 50%) var(--my, 50%), color-mix(in srgb, var(--accent) 11%, transparent), transparent 70%); }
@media (hover: hover) {
  .card:hover::after, .mk-row:hover::after, .chain-cell:hover::after, .check:hover::after, .stat:hover::after { opacity: 1; }
}
.card.mk:hover::after { opacity: 0; }

/* status pill with a pulsing live dot */
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 5px 11px; border: 1px solid var(--line-2); border-radius: 999px; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--text-3); white-space: nowrap; transition: color var(--t-base), border-color var(--t-base), background var(--t-base); }
.live-dot { position: relative; width: 7px; height: 7px; border-radius: 50%; background: var(--text-4); flex: none; }
.pill[data-s="live"] { color: var(--accent); border-color: var(--accent-line); background: var(--accent-wash); }
.pill[data-s="live"] .live-dot { background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.pill[data-s="live"] .live-dot::after, .pill[data-s="loading"] .live-dot::after { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 1px solid var(--accent); animation: livePulse var(--t-live) ease-out infinite; }
.pill[data-s="loading"] .live-dot { background: var(--accent-3); }
.pill[data-s="error"] { border-style: dashed; color: var(--text-2); }
@keyframes livePulse { 0% { transform: scale(1); opacity: 0.9; } 100% { transform: scale(3); opacity: 0; } }

/* value flashes in market rows */
.mk-cell.flash-up { animation: flashUp var(--t-flash) var(--ease); }
.mk-cell.flash-down { animation: flashDown var(--t-flash) var(--ease); }
@keyframes flashUp { 0% { background: color-mix(in srgb, var(--accent) 30%, transparent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 30%, transparent); } 100% { background: transparent; box-shadow: 0 0 0 4px transparent; } }
@keyframes flashDown { 0% { background: color-mix(in srgb, var(--text-3) 30%, transparent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--text-3) 30%, transparent); } 100% { background: transparent; box-shadow: 0 0 0 4px transparent; } }
.mk-row.ready { background: var(--ink-1); }
.mk-row.is-loading .mk-cell { opacity: 0.9; }

@media (max-width: 900px) { .fx-ring { width: 380px; height: 380px; right: -160px; } .fx-orb.a { width: 220px; height: 220px; } .fx-orb.b { display: none; } }
@media (prefers-reduced-motion: reduce) {
  .fx-mesh, .pill .live-dot::after { animation: none; }
  .fx-orb, .fx-ring { transform: none !important; }
  .progress { transition: none; }
  .mk-cell.flash-up, .mk-cell.flash-down { animation: none; }
}