/* Layout: dark "stage" bands (hero, comparison, footer) alternate with light reading bands; 74rem frame, 44rem article measure with sticky TOC */
:root {
  /* page (themeable) */
  --bg: #F5F8F8;
  --surface: #FFFFFF;
  --ink: #0B242A;
  --muted: #4B6369;
  --line: #D8E5E4;
  --accent: #D42A55;      /* coral for text/links on light */
  --teal: #0D5C66;
  --chip: #E6F3F1;
  /* stage (always dark) */
  --stage: #06191E;
  --stage-2: #0B2A31;
  --stage-3: #12404A;
  --stage-ink: #F2FAF8;
  --stage-muted: #9EBFC2;
  --coral: #FF4D6D;
  --tang: #FFA62B;
  --mint: #6FE3CF;
  --display: "Unbounded", "Arial Black", "Helvetica Neue", sans-serif;
  --body: "Figtree", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #081C21; --surface: #0E2B32; --ink: #E9F6F3; --muted: #A3C2C4; --line: #1D4650;
    --accent: #FF6B86; --teal: #6FE3CF; --chip: #123A42;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #081C21; --surface: #0E2B32; --ink: #E9F6F3; --muted: #A3C2C4; --line: #1D4650;
  --accent: #FF6B86; --teal: #6FE3CF; --chip: #123A42;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 90px; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--body); font-size: 1.0625rem; line-height: 1.65; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--stage); }
img { max-width: 100%; height: auto; }
a { color: var(--accent); text-underline-offset: 3px; text-decoration-thickness: 1.5px; }
a:hover { color: var(--teal); }
:focus-visible { outline: 3px solid var(--tang); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--display); line-height: 1.08; text-wrap: balance; letter-spacing: -0.02em; margin: 0; }
h1 { font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.5rem); font-weight: 800; }
h3 { font-size: 1.12rem; font-weight: 700; letter-spacing: -0.01em; line-height: 1.25; }
p { margin: 0; }
.wrap { max-width: 74rem; margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)); }
.kicker { font-family: var(--mono); font-size: 0.76rem; letter-spacing: 0.16em; text-transform: uppercase; font-weight: 600; color: var(--accent); display: inline-flex; align-items: center; gap: 10px; }
.kicker::before { content: ""; width: 22px; height: 3px; border-radius: 2px; background: currentColor; }
.skip { position: absolute; left: -999px; top: 8px; background: #fff; color: #000; padding: 8px 12px; z-index: 40; }
.skip:focus { left: 16px; }
.tnum { font-variant-numeric: tabular-nums; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; text-decoration: none; font-weight: 700; font-family: var(--body);
  font-size: 1rem; line-height: 1.1; padding: 15px 24px; border-radius: 12px; border: 0; cursor: pointer;
  background: var(--coral); color: #2A0510; box-shadow: 0 10px 30px -12px rgba(255,77,109,.75); transition: transform .15s ease, box-shadow .15s ease; }
.btn:hover { color: #2A0510; transform: translateY(-2px); box-shadow: 0 16px 34px -12px rgba(255,77,109,.85); }
.btn svg { width: 18px; height: 18px; }
.btn.line { background: transparent; color: var(--stage-ink); box-shadow: inset 0 0 0 1.5px rgba(242,250,248,.35); }
.btn.line:hover { color: var(--stage-ink); box-shadow: inset 0 0 0 1.5px var(--mint); }
.btn.dark { background: var(--stage); color: var(--stage-ink); box-shadow: none; }
.btn.dark:hover { color: var(--stage-ink); background: var(--stage-3); }

/* Header */
.site-head { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: rgba(6,25,30,.92); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid rgba(111,227,207,.14); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 14px 24px; padding-block: 12px; flex-wrap: wrap; }
.brand { display: inline-flex; line-height: 0; }
.brand img { height: 44px; width: auto; }
.nav { display: flex; align-items: center; gap: 6px 26px; flex-wrap: wrap; font-weight: 600; font-size: 0.97rem; }
.nav a { color: var(--stage-ink); text-decoration: none; opacity: .86; }
.nav a:hover, .nav a[aria-current="page"] { opacity: 1; color: var(--mint); }
.nav .btn { padding: 11px 18px; font-size: 0.93rem; opacity: 1; color: #2A0510; }
.nav .btn:hover { color: #2A0510; }

/* Stage band */
.stage { background: var(--stage); color: var(--stage-ink); position: relative; overflow: hidden; isolation: isolate; }
.stage::before { content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(60rem 30rem at 85% -10%, rgba(111,227,207,.16), transparent 60%),
    radial-gradient(50rem 32rem at -10% 110%, rgba(255,77,109,.20), transparent 60%),
    linear-gradient(rgba(242,250,248,.035) 1px, transparent 1px) 0 0 / 100% 48px,
    linear-gradient(90deg, rgba(242,250,248,.035) 1px, transparent 1px) 0 0 / 48px 100%; }
.stage .kicker { color: var(--tang); }
.stage a:not(.btn) { color: var(--mint); }

/* Hero */
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 56px; align-items: center; padding-block: 72px 84px; }
.hero h1 { font-size: clamp(2.5rem, 6.4vw, 5rem); margin: 20px 0 22px; }
.hero h1 .hl { color: var(--coral); position: relative; white-space: nowrap; }
.hero h1 .hl::after { content: ""; position: absolute; left: 0; right: 0; bottom: -0.1em; height: 0.12em;
  background: repeating-linear-gradient(90deg, var(--tang) 0 22%, transparent 22% 26%); border-radius: 4px; }
.hero .lede { font-size: clamp(1.1rem, 1.6vw, 1.3rem); color: var(--stage-muted); max-width: 33rem; }
.hero .cta-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 32px; }
.hero .trust { margin-top: 28px; display: flex; gap: 10px 22px; flex-wrap: wrap; font-size: 0.92rem; color: var(--stage-muted); }
.hero .trust span { display: inline-flex; align-items: center; gap: 8px; }
.hero .trust span::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 10px var(--mint); }

/* Drum machine */
.machine { background: linear-gradient(160deg, #123B44, #0A262D 60%); border-radius: 24px; padding: 20px; min-width: 0;
  border: 1px solid rgba(111,227,207,.18); box-shadow: 0 40px 80px -30px rgba(0,0,0,.7), inset 0 1px 0 rgba(255,255,255,.08); position: relative; }
.machine .bolts { position: absolute; inset: 10px; pointer-events: none; }
.machine .bolts i { position: absolute; width: 7px; height: 7px; border-radius: 50%; background: #1C525C; box-shadow: inset 0 1px 1px rgba(0,0,0,.5); }
.machine .bolts i:nth-child(1) { left: 0; top: 0 } .machine .bolts i:nth-child(2) { right: 0; top: 0 }
.machine .bolts i:nth-child(3) { left: 0; bottom: 0 } .machine .bolts i:nth-child(4) { right: 0; bottom: 0 }
.machine-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; padding: 0 6px; }
.machine-top .model { font-family: var(--display); font-weight: 800; font-size: 0.8rem; letter-spacing: 0.12em; color: var(--stage-muted); }
.machine-top .led { width: 10px; height: 10px; border-radius: 50%; background: #3A1520; transition: background .06s, box-shadow .06s; }
.machine-top .led.lit { background: var(--coral); box-shadow: 0 0 14px var(--coral); }
.lcd { background: #031014; border-radius: 12px; padding: 14px 16px; display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 8px;
  font-family: var(--mono); color: var(--mint); box-shadow: inset 0 2px 8px rgba(0,0,0,.7); margin-bottom: 16px; }
.lcd div { display: grid; gap: 2px; min-width: 0; }
.lcd small { font-size: 0.62rem; letter-spacing: 0.14em; color: #4E8C86; }
.lcd b { font-size: clamp(1.1rem, 2.4vw, 1.55rem); font-weight: 600; font-variant-numeric: tabular-nums; text-shadow: 0 0 12px rgba(111,227,207,.45); }
.pads { display: grid; grid-template-columns: repeat(8, minmax(0,1fr)); gap: 7px; }
.pads span { aspect-ratio: 1; max-width: 100%; border-radius: 8px; background: #0F333B; display: grid; place-items: center;
  font-family: var(--mono); font-size: clamp(0.62rem, 1.3vw, 0.8rem); font-weight: 600; color: #5E8E92;
  box-shadow: inset 0 -3px 0 rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.05); transition: background .06s, box-shadow .06s, color .06s; }
.pads span.down { color: var(--tang); }
.pads span.one { color: var(--coral); }
.pads span.on { background: var(--mint); color: #05231F; box-shadow: 0 0 18px rgba(111,227,207,.7); }
.pads span.down.on { background: var(--tang); color: #2B1600; box-shadow: 0 0 20px rgba(255,166,43,.75); }
.pads span.one.on { background: var(--coral); color: #2A0510; box-shadow: 0 0 24px rgba(255,77,109,.9); }
.transport { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 16px; }
.transport button { font-family: var(--mono); font-weight: 600; font-size: 0.85rem; padding: 9px 13px; border-radius: 9px; cursor: pointer;
  background: #0F333B; color: var(--stage-ink); border: 1px solid #1D4A53; }
.transport button:hover { border-color: var(--mint); }
.transport button[aria-pressed="true"] { background: var(--mint); color: #05231F; border-color: var(--mint); }
.transport .play { margin-left: auto; background: var(--coral); color: #2A0510; border-color: var(--coral); min-width: 84px; }
.machine-note { margin-top: 12px; font-size: 0.82rem; color: var(--stage-muted); padding: 0 4px; }

/* Ticker */
.ticker { background: var(--coral); color: #2A0510; overflow: hidden; border-block: 1px solid rgba(0,0,0,.12); }
.ticker-track { display: flex; width: max-content; animation: tick 48s linear infinite; }
.ticker-track ul { display: flex; list-style: none; margin: 0; padding: 14px 0; gap: 0; }
.ticker li { font-family: var(--mono); font-weight: 600; font-size: 0.86rem; letter-spacing: 0.08em; text-transform: uppercase; white-space: nowrap; padding: 0 22px; display: inline-flex; gap: 10px; align-items: center; }
.ticker li b { font-family: var(--display); letter-spacing: 0; font-size: 0.95rem; }
.ticker li::after { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #2A0510; margin-left: 32px; opacity: .55; }
@keyframes tick { to { transform: translateX(-50%); } }

/* Sections */
.section { padding-block: 92px; }
.section-head { display: grid; gap: 14px; max-width: 46rem; margin-bottom: 44px; }
.section-head p { color: var(--muted); font-size: 1.12rem; }
.stage .section-head p { color: var(--stage-muted); }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stat { padding: 34px 24px 30px; border-left: 1px solid var(--line); display: grid; gap: 8px; align-content: start; }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat b { font-family: var(--display); font-weight: 800; font-size: clamp(2.1rem, 4.4vw, 3.4rem); line-height: 1; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.stat b em { font-style: normal; color: var(--accent); }
.stat span { color: var(--muted); font-size: 0.97rem; max-width: 15rem; }

/* Feature rows */
.feature { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.1fr); gap: 64px; align-items: center; padding-block: 44px; }
.feature + .feature { border-top: 1px solid var(--line); }
.feature.flip .f-copy { order: 2; }
.f-copy { display: grid; gap: 16px; }
.f-copy h3 { font-family: var(--display); font-size: clamp(1.5rem, 2.8vw, 2.15rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.1; }
.f-copy p { color: var(--muted); font-size: 1.08rem; }
.f-copy .more { font-weight: 700; text-decoration: none; display: inline-flex; gap: 8px; align-items: center; }
.f-copy .more:hover { gap: 12px; }
.f-visual { background: var(--surface); border: 1px solid var(--line); border-radius: 22px; padding: 26px; min-width: 0; box-shadow: 0 24px 60px -36px rgba(6,25,30,.35); }
.f-visual svg { display: block; width: 100%; height: auto; }
.f-visual .cap { font-size: 0.84rem; color: var(--muted); margin-top: 12px; }
.viz-text { fill: var(--muted); font-family: var(--mono); font-size: 11px; }
.viz-label { fill: var(--ink); font-family: var(--body); font-size: 13px; font-weight: 600; }
.viz-grid { stroke: var(--line); stroke-width: 1; }

/* Comparison */
.compare { overflow-x: auto; border-radius: 20px; border: 1px solid rgba(111,227,207,.16); background: rgba(11,42,49,.6); }
.compare table { width: 100%; min-width: 760px; border-collapse: collapse; font-size: 0.97rem; }
.compare th, .compare td { text-align: left; padding: 18px 20px; vertical-align: top; border-bottom: 1px solid rgba(111,227,207,.1); }
.compare thead th { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--stage-muted); font-weight: 600; }
.compare tbody td { color: #CFE3E2; }
.compare tbody td:first-child { font-weight: 700; color: var(--stage-ink); white-space: nowrap; }
.compare tr:last-child td { border-bottom: 0; }
.compare tr.us td { background: linear-gradient(90deg, rgba(255,77,109,.20), rgba(255,77,109,.06)); color: var(--stage-ink); }
.compare tr.us td:first-child { box-shadow: inset 4px 0 0 var(--coral); }
.yes { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--mint); }
.yes::before { content: ""; width: 18px; height: 18px; border-radius: 50%; flex: none;
  background: var(--mint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3.2 3.2L15 7' fill='none' stroke='%2305231F' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat; }
.muted-cell { color: var(--stage-muted) !important; }
.fine { font-size: 0.86rem; color: var(--muted); margin-top: 14px; }
.stage .fine { color: var(--stage-muted); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 24px; }
.cards.two { grid-template-columns: repeat(2, minmax(0,1fr)); }
.card { display: flex; flex-direction: column; text-decoration: none; color: var(--ink); background: var(--surface); border: 1px solid var(--line);
  border-radius: 18px; overflow: hidden; min-width: 0; transition: transform .18s ease, box-shadow .18s ease, border-color .18s; }
.card:hover { color: var(--ink); transform: translateY(-4px); box-shadow: 0 26px 50px -30px rgba(6,25,30,.5); border-color: transparent; }
.card .cover { aspect-ratio: 5 / 3; max-width: 100%; display: block; line-height: 0; }
.card .cover svg { width: 100%; height: 100%; display: block; }
.card .body { padding: 20px 22px 24px; display: grid; gap: 10px; }
.card .tag { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); font-weight: 600; }
.card h3 { font-size: 1.08rem; }
.card p { color: var(--muted); font-size: 0.95rem; }
.cards-foot { margin-top: 28px; display: flex; gap: 12px 28px; flex-wrap: wrap; font-weight: 700; }

/* CTA */
.cta { background: var(--coral); color: #2A0510; position: relative; overflow: hidden; isolation: isolate; }
.cta::before { content: ""; position: absolute; inset: 0; z-index: -1; opacity: .16;
  background: repeating-linear-gradient(90deg, #2A0510 0 3px, transparent 3px 46px), repeating-linear-gradient(0deg, #2A0510 0 3px, transparent 3px 46px);
  -webkit-mask-image: linear-gradient(90deg, transparent 30%, #000); mask-image: linear-gradient(90deg, transparent 30%, #000); }
.cta .wrap { display: flex; justify-content: space-between; align-items: center; gap: 28px; flex-wrap: wrap; padding-block: 76px; }
.cta h2 { font-size: clamp(1.9rem, 4.4vw, 3.2rem); max-width: 40rem; }
.cta p { margin-top: 14px; max-width: 34rem; font-size: 1.1rem; color: #4A0F1F; }
.cta .btn { background: var(--stage); color: var(--stage-ink); box-shadow: 0 16px 34px -14px rgba(6,25,30,.8); }
.cta .btn:hover { color: var(--stage-ink); }

/* Page heads (articles, guides, faq) */
.page-head .wrap { padding-block: 56px 64px; display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.page-head.solo .wrap { grid-template-columns: minmax(0, 1fr); max-width: 74rem; }
.page-head h1 { font-size: clamp(2rem, 4.6vw, 3.4rem); margin: 16px 0 18px; }
.page-head .lede { color: var(--stage-muted); font-size: 1.12rem; max-width: 40rem; }
.crumbs { font-size: 0.88rem; color: var(--stage-muted); display: flex; gap: 8px; flex-wrap: wrap; }
.crumbs a { color: var(--stage-muted) !important; text-decoration: none; }
.crumbs a:hover { color: var(--mint) !important; }
.meta { display: flex; gap: 8px 18px; flex-wrap: wrap; font-size: 0.9rem; color: var(--stage-muted); margin-top: 18px; }
.meta span { display: inline-flex; align-items: center; gap: 8px; }
.page-head .art { border-radius: 20px; overflow: hidden; line-height: 0; box-shadow: 0 30px 60px -30px rgba(0,0,0,.8); border: 1px solid rgba(255,255,255,.08); }
.page-head .art svg { width: 100%; height: auto; display: block; }

/* Article body */
.article .wrap { display: grid; grid-template-columns: minmax(0, 44rem) minmax(0, 15rem); gap: 64px; justify-content: space-between; padding-block: 56px 80px; }
.toc { position: sticky; top: 100px; align-self: start; font-size: 0.92rem; border-left: 2px solid var(--line); padding-left: 18px; display: grid; gap: 10px; }
.toc strong { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.toc a { color: var(--muted); text-decoration: none; line-height: 1.35; }
.toc a:hover { color: var(--accent); }
.toc .btn { margin-top: 10px; padding: 12px 16px; font-size: 0.9rem; color: #2A0510; }
.prose { display: grid; gap: 20px; font-size: 1.1rem; line-height: 1.75; min-width: 0; }
.prose > p:first-child { font-size: 1.26rem; line-height: 1.6; color: var(--ink); }
.prose h2 { font-size: clamp(1.35rem, 2.4vw, 1.7rem); margin-top: 26px; }
.prose ul, .prose ol { margin: 0; padding-left: 1.3rem; display: grid; gap: 10px; }
.prose li::marker { color: var(--accent); font-weight: 700; }
.prose b { font-weight: 700; }
.prose .callout { background: var(--chip); border-radius: 14px; padding: 18px 22px; font-size: 1rem; }
.prose .fine { margin-top: -6px; }
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); }
.table-scroll table { border-collapse: collapse; width: 100%; font-size: 0.98rem; }
.table-scroll th, .table-scroll td { text-align: left; padding: 13px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table-scroll th { font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); font-weight: 600; background: var(--chip); }
.table-scroll tr:last-child td { border-bottom: 0; }
td.num { font-family: var(--mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.pitch { background: var(--stage); color: var(--stage-ink); border-radius: 20px; padding: 30px; display: grid; gap: 14px; margin-top: 18px; position: relative; overflow: hidden; isolation: isolate; }
.pitch::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(30rem 16rem at 100% 0%, rgba(255,77,109,.28), transparent 60%); }
.pitch .kicker { color: var(--tang); font-size: 0.7rem; }
.pitch h2 { margin: 0; font-size: 1.45rem; color: var(--stage-ink); }
.pitch p { color: #CFE3E2; font-size: 1.04rem; }
.pitch .row { display: flex; gap: 12px 22px; align-items: center; flex-wrap: wrap; margin-top: 6px; }
.pitch .row a:not(.btn) { color: var(--mint); font-weight: 700; }
.sources { margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line); font-size: 0.9rem; color: var(--muted); }
.sources h2 { font-size: 0.75rem; font-family: var(--mono); text-transform: uppercase; letter-spacing: 0.14em; margin-bottom: 10px; color: var(--muted); }
.sources ol { padding-left: 1.2rem; display: grid; gap: 6px; margin: 0; }
.sources a { word-break: break-word; color: var(--muted); }
.related { padding-block: 0 90px; }
.related h2 { font-size: 1.5rem; margin-bottom: 24px; }

/* FAQ */
.faq-wrap { display: grid; grid-template-columns: minmax(0, 15rem) minmax(0, 1fr); gap: 64px; padding-block: 56px 90px; }
.faq-nav { position: sticky; top: 100px; align-self: start; display: grid; gap: 10px; font-size: 0.95rem; }
.faq-nav strong { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.faq-nav a { color: var(--muted); text-decoration: none; font-weight: 600; }
.faq-nav a:hover { color: var(--accent); }
.faq-group { display: grid; gap: 14px; }
.faq-group + .faq-group { margin-top: 52px; }
.faq-group > h2 { font-size: clamp(1.3rem, 2.4vw, 1.7rem); margin-bottom: 6px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; transition: border-color .15s, box-shadow .15s; }
.faq details[open] { border-color: transparent; box-shadow: 0 0 0 2px var(--accent); }
.faq summary { cursor: pointer; font-weight: 700; font-size: 1.06rem; padding: 20px 64px 20px 22px; list-style: none; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 20px; top: 50%; width: 28px; height: 28px; margin-top: -14px; border-radius: 50%; background: var(--chip)
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M10 4v12M4 10h12' stroke='%23D42A55' stroke-width='2.4' stroke-linecap='round'/%3E%3C/svg%3E") center/14px no-repeat; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .a { padding: 0 22px 22px; display: grid; gap: 12px; color: var(--muted); font-size: 1.02rem; }
.faq .a a { font-weight: 700; }

/* Footer */
.site-foot { background: var(--stage); color: var(--stage-muted); font-size: 0.93rem; }
.site-foot .wrap { display: grid; grid-template-columns: minmax(0,1.6fr) repeat(2, minmax(0,1fr)); gap: 40px; padding-block: 64px 34px; }
.site-foot img { height: 50px; width: auto; margin-bottom: 18px; }
.site-foot h2 { font-size: 0.72rem; font-family: var(--mono); text-transform: uppercase; letter-spacing: 0.16em; color: var(--stage-ink); margin-bottom: 14px; }
.site-foot ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.site-foot a { color: var(--stage-muted); text-decoration: none; }
.site-foot a:hover { color: var(--mint); }
.site-foot .about p { max-width: 28rem; }
.site-foot .legal { grid-column: 1 / -1; border-top: 1px solid rgba(111,227,207,.12); padding-top: 22px; font-size: 0.82rem; line-height: 1.6; }

@media (max-width: 960px) {
  .hero .wrap, .page-head .wrap, .feature { grid-template-columns: minmax(0,1fr); gap: 36px; }
  .feature.flip .f-copy { order: 0; }
  .article .wrap, .faq-wrap { grid-template-columns: minmax(0,1fr); gap: 36px; }
  .toc, .faq-nav { position: static; }
  .toc .btn { justify-self: start; }
  .cards { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .stats { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .stat:nth-child(3) { border-left: 0; padding-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--line); }
  .site-foot .wrap { grid-template-columns: minmax(0,1fr); }
}
@media (max-width: 620px) {
  .cards, .cards.two { grid-template-columns: minmax(0,1fr); }
  .hero .wrap { padding-block: 44px 56px; }
  .section { padding-block: 64px; }
  .stat { padding: 24px 14px 22px; }
  .stat:nth-child(odd) { padding-left: 0; }
  .transport .play { margin-left: 0; }
  .nav { gap: 6px 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation: none; }
  .btn, .card, .pads span, .faq summary::after { transition: none; }
}
.f-copy .more svg, .cards-foot svg { width: 18px; height: 18px; flex: none; }
.cards-foot a { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; }