/* ============================================================
   EpochCore — site styles. Warm-paper product face.
   Shared by index · docs · privacy · support.
   ============================================================ */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; background: var(--bg); overflow-x: hidden; }
body { color: var(--ink); font-family: var(--font-serif); -webkit-font-smoothing: antialiased; line-height: 1.55; }
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 32px; }
.mono { font-family: var(--font-mono); }
.grad { background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
em { color: var(--accent); font-style: italic; }
::selection { background: var(--accent); color: #fff; }

/* ── NAV ──────────────────────────────────────────────────── */
.nav { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 66px; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 86%, transparent); backdrop-filter: blur(10px); }
.brand { display: inline-flex; align-items: center; gap: 11px; font-family: var(--font-serif); font-weight: 700; font-size: 19px; letter-spacing: -0.4px; }
.brand img { width: 28px; height: 28px; }
.brand .v { color: var(--accent); }
.brand .qcs { font-family: var(--font-mono); font-size: 10px; color: var(--mute); letter-spacing: 1.4px; text-transform: uppercase; font-weight: 500; }
.nav-links { display: flex; gap: 24px; }
.nav-links a { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.8px; text-transform: uppercase; color: var(--dim); }
.nav-links a:hover, .nav-links a.on { color: var(--accent); }
@media (max-width: 760px) { .nav-links { display: none; } }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-family: var(--font-mono); font-size: 11px; font-weight: 600; letter-spacing: 0.8px; text-transform: uppercase; padding: 10px 16px; border: 1px solid var(--accent); background: var(--accent); color: #fff; border-radius: var(--radius); cursor: pointer; transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease); }
.btn:hover { background: var(--accent2); border-color: var(--accent2); }
.btn:active { transform: translateY(1px); }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line2); }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); background: transparent; }
.btn.lg { padding: 14px 24px; font-size: 12px; box-shadow: 0 10px 26px -12px rgba(26,110,110,0.5); }
.btn.lg.ghost { box-shadow: none; }
.btn.lg:not(.ghost):hover { box-shadow: 0 14px 30px -12px rgba(26,110,110,0.58); }

/* ── HEADLIGHT + HERO ─────────────────────────────────────── */
.ec-headlight { position: relative; isolation: isolate; }
.ec-headlight::before { content: ""; position: absolute; top: -200px; left: -180px; width: 760px; height: 760px; background: radial-gradient(circle, color-mix(in srgb, var(--accent) 11%, transparent) 0, transparent 60%); pointer-events: none; z-index: 0; }
.ec-headlight::after { content: ""; position: absolute; top: 120px; right: -200px; width: 820px; height: 820px; background: radial-gradient(circle, color-mix(in srgb, var(--accent2) 7%, transparent) 0, transparent 60%); pointer-events: none; z-index: 0; }
.ec-headlight > * { position: relative; z-index: 1; }
.hero { padding: 76px 0 60px; }
.eyebrow { display: inline-flex; align-items: center; gap: 11px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 1.6px; text-transform: uppercase; color: var(--accent); }
.pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 60%, transparent); animation: ep-pulse 2.4s var(--ease) infinite; }
@keyframes ep-pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 55%, transparent); } 70% { box-shadow: 0 0 0 7px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
h1 { font-weight: 800; font-size: clamp(42px, 6.4vw, 80px); line-height: 1.0; letter-spacing: -2px; margin: 22px 0 0; max-width: 16ch; }
.lede { margin: 26px 0 0; max-width: 60ch; font-size: 20px; line-height: 1.55; color: var(--dim); }
.lede b { color: var(--ink); font-weight: 600; }
.hero-cta { display: flex; gap: 12px; margin-top: 32px; flex-wrap: wrap; align-items: center; }
.punch { margin-top: 40px; padding-top: 26px; border-top: 1px solid var(--line); max-width: 52ch; font-size: 21px; line-height: 1.4; font-style: italic; color: var(--ink); }
.punch b { font-style: normal; color: var(--accent); font-weight: 600; }

/* ── STAT GRID ────────────────────────────────────────────── */
.statgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line2); margin-top: 46px; }
@media (max-width: 720px) { .statgrid { grid-template-columns: repeat(2, 1fr); } }
.stat { background: var(--surface); padding: 22px 22px; }
.stat .k { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.8px; text-transform: uppercase; color: var(--mute); }
.stat .v { font-family: var(--font-serif); font-weight: 800; font-size: 36px; letter-spacing: -1px; margin: 6px 0 2px; line-height: 1; }
.stat .s { font-family: var(--font-mono); font-size: 10.5px; color: var(--dim); letter-spacing: 0.2px; line-height: 1.4; }

/* ── SECTIONS ─────────────────────────────────────────────── */
.sec { padding: 64px 0; border-top: 1px solid var(--line); }
.sec-k { font-family: var(--font-mono); font-size: 11px; letter-spacing: 1.4px; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
h2 { font-weight: 800; font-size: clamp(28px, 3.6vw, 44px); line-height: 1.05; letter-spacing: -1.2px; margin: 0 0 6px; max-width: 20ch; }
.sub { font-size: 17px; color: var(--dim); max-width: 62ch; margin: 12px 0 0; }

/* ── PROBLEM CARDS (why now) ──────────────────────────────── */
.pgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line2); margin-top: 34px; }
@media (max-width: 820px) { .pgrid { grid-template-columns: 1fr; } }
.pc { background: var(--surface); padding: 30px 28px; display: flex; flex-direction: column; gap: 12px; }
.pc .pn { font-family: var(--font-mono); font-size: 11px; letter-spacing: 1px; color: var(--accent); }
.pc h3 { font-family: var(--font-serif); font-weight: 700; font-size: 25px; letter-spacing: -0.6px; margin: 0; line-height: 1.1; }
.pc p { margin: 0; font-size: 15.5px; line-height: 1.55; color: var(--dim); }
.pc p b { color: var(--ink); font-weight: 600; }

/* ── STEPS (how it works) ─────────────────────────────────── */
.steps { display: grid; grid-template-columns: 1fr 44px 1fr 44px 1fr; align-items: stretch; margin-top: 34px; }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; gap: 10px; } .steps .sarr { display: none; } }
.snode { border: 1px solid var(--line2); background: var(--surface); padding: 26px 22px; display: flex; flex-direction: column; gap: 10px; }
.snode .n { font-family: var(--font-mono); font-size: 12px; letter-spacing: 1px; color: var(--accent); }
.snode b { font-family: var(--font-serif); font-weight: 700; font-size: 24px; letter-spacing: -0.5px; }
.snode span:last-child { font-size: 15px; line-height: 1.5; color: var(--dim); }
.sarr { display: flex; align-items: center; justify-content: center; font-family: var(--font-mono); font-size: 26px; color: var(--accent); }

/* ── LIVE PROOF DEMO ──────────────────────────────────────── */
.demo { margin-top: 34px; border: 1px solid var(--line2); background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow-violet); overflow: hidden; }
.demo-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 22px; border-bottom: 1px solid var(--line); background: var(--hi); flex-wrap: wrap; }
.demo-head .dl { font-family: var(--font-mono); font-size: 11px; letter-spacing: 1px; text-transform: uppercase; color: var(--mute); }
.demo-status { display: inline-flex; align-items: center; gap: 9px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.8px; text-transform: uppercase; font-weight: 600; }
.demo-status .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 9px color-mix(in srgb, var(--ok) 60%, transparent); }
.demo-status.ok { color: var(--ok); }
.demo-status.bad { color: var(--err); }
.demo-status.bad .dot { background: var(--err); box-shadow: 0 0 9px color-mix(in srgb, var(--err) 60%, transparent); }
.demo-body { padding: 26px 22px; }
.demo-body label { display: block; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 1px; text-transform: uppercase; color: var(--mute); margin-bottom: 9px; }
.demo-body textarea { width: 100%; min-height: 84px; resize: vertical; font-family: var(--font-serif); font-size: 18px; line-height: 1.5; color: var(--ink); background: var(--field); border: 1px solid var(--line2); border-radius: var(--radius); padding: 14px 16px; outline: none; }
.demo-body textarea:focus { border-color: var(--accent); }
.demo-actions { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.seal { margin-top: 22px; border: 1px solid var(--line); background: var(--field); border-radius: var(--radius); padding: 18px 20px; }
.seal-row { display: grid; grid-template-columns: 96px 1fr; gap: 14px; padding: 7px 0; align-items: baseline; }
.seal-row + .seal-row { border-top: 1px solid var(--line); }
.seal-row .sk { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.8px; text-transform: uppercase; color: var(--mute); }
.seal-row .sv { font-family: var(--font-mono); font-size: 12.5px; color: var(--ink); word-break: break-all; line-height: 1.55; }
.seal-row .sv.match { color: var(--ok); }
.seal-row .sv.mis { color: var(--err); }
.demo-note { margin-top: 18px; font-size: 14px; line-height: 1.55; color: var(--mute); max-width: 70ch; }
.demo-note b { color: var(--dim); font-weight: 600; }

/* ── FLEET ────────────────────────────────────────────────── */
.fleet-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line2); margin-top: 30px; }
@media (max-width: 720px) { .fleet-strip { grid-template-columns: repeat(2, 1fr); } }
.fleet-strip .fs { background: var(--surface); padding: 18px 20px; }
.fleet-strip .fsv { font-family: var(--font-serif); font-weight: 800; font-size: 30px; letter-spacing: -1px; line-height: 1; }
.fleet-strip .fsk { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.8px; text-transform: uppercase; color: var(--mute); margin-top: 7px; }
.fleet-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line2); margin-top: 1px; }
@media (max-width: 900px) { .fleet-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .fleet-grid { grid-template-columns: 1fr; } }
.fcard { background: var(--surface); padding: 20px 22px; display: flex; flex-direction: column; gap: 8px; transition: background var(--dur-fast) var(--ease); }
.fcard:hover { background: var(--hi); }
.fcard .fctop { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.fcard .fvert { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 1px; text-transform: uppercase; color: var(--accent); }
.fcard .fstat { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.8px; text-transform: uppercase; color: var(--mute); }
.fcard .fstat .fd { width: 7px; height: 7px; border-radius: 50%; }
.fcard .fstat.live { color: var(--ok); }
.fcard .fstat.live .fd { background: var(--ok); box-shadow: 0 0 7px color-mix(in srgb, var(--ok) 55%, transparent); }
.fcard .fstat.wire { color: var(--warn); }
.fcard .fstat.wire .fd { background: var(--warn); box-shadow: 0 0 7px color-mix(in srgb, var(--warn) 50%, transparent); }
.fcard .fname { font-family: var(--font-serif); font-weight: 700; font-size: 20px; letter-spacing: -0.4px; line-height: 1.05; }
.fcard .fdesc { font-size: 14px; line-height: 1.5; color: var(--dim); }
.fcard .fmeta { margin-top: auto; padding-top: 6px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.4px; color: var(--mute); }
.fleet-note { margin-top: 18px; font-size: 14px; line-height: 1.55; color: var(--mute); max-width: 76ch; }
.fleet-note b { color: var(--dim); font-weight: 600; }

/* ── MARKET ───────────────────────────────────────────────── */
.market { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line2); margin-top: 34px; }
@media (max-width: 720px) { .market { grid-template-columns: 1fr; } }
.mc { background: var(--surface); padding: 26px 28px; display: flex; flex-direction: column; gap: 8px; box-shadow: inset 0 -3px 0 var(--c, var(--accent)); }
.mc .mk { font-family: var(--font-mono); font-size: 10px; letter-spacing: 1px; text-transform: uppercase; color: var(--mute); }
.mc h3 { font-family: var(--font-serif); font-weight: 700; font-size: 21px; letter-spacing: -0.4px; margin: 2px 0 0; }
.mc p { margin: 4px 0 0; font-size: 14.5px; line-height: 1.55; color: var(--dim); }

/* ── CTA BAND ─────────────────────────────────────────────── */
.cta { margin-top: 0; border-top: 1px solid var(--line); padding: 80px 0 76px; text-align: center; }
.cta h2 { margin: 0 auto 6px; }
.cta .sub { margin: 12px auto 0; }
.cta .hero-cta { justify-content: center; margin-top: 30px; }
.cta-meta { margin-top: 26px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.8px; text-transform: uppercase; color: var(--mute); }
.cta-meta a { color: var(--accent); }

/* ── DOCS ─────────────────────────────────────────────────── */
.doc-wrap { display: grid; grid-template-columns: 220px 1fr; gap: 40px; padding: 44px 0 64px; align-items: start; }
@media (max-width: 820px) { .doc-wrap { grid-template-columns: 1fr; gap: 24px; } .doc-toc { position: static !important; } }
.doc-toc { position: sticky; top: 90px; display: flex; flex-direction: column; gap: 2px; }
.doc-toc .tk { font-family: var(--font-mono); font-size: 10px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--mute); margin: 14px 0 6px; }
.doc-toc a { font-family: var(--font-mono); font-size: 12px; color: var(--dim); padding: 5px 0; letter-spacing: 0.2px; }
.doc-toc a:hover { color: var(--accent); }
.doc-main { min-width: 0; }
.doc-sec { padding: 0 0 40px; scroll-margin-top: 84px; }
.doc-sec h3 { font-family: var(--font-serif); font-weight: 700; font-size: 26px; letter-spacing: -0.5px; margin: 0 0 6px; }
.doc-sec h4 { font-family: var(--font-mono); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--accent); margin: 26px 0 10px; }
.doc-sec p { font-size: 15.5px; line-height: 1.65; color: var(--dim); margin: 10px 0; max-width: 68ch; }
.doc-sec p b, .doc-sec li b { color: var(--ink); font-weight: 600; }
.doc-sec ul { margin: 10px 0; padding-left: 20px; }
.doc-sec li { font-size: 15px; line-height: 1.6; color: var(--dim); margin: 6px 0; }
.doc-sec code { font-family: var(--font-mono); font-size: 13px; background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 1px 6px; color: var(--ink); }
.code { font-family: var(--font-mono); font-size: 12.5px; line-height: 1.7; background: var(--ink); color: var(--on-ink); border-radius: var(--radius); padding: 18px 20px; overflow-x: auto; margin: 14px 0; white-space: pre; }
.code .k { color: var(--accent3); } .code .s { color: #6ad29b; } .code .c { color: rgba(246,242,234,0.45); }
.ep { display: grid; grid-template-columns: 64px 1fr; gap: 14px; align-items: baseline; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; margin: 8px 0; background: var(--surface); }
.ep .m { font-family: var(--font-mono); font-size: 10.5px; font-weight: 700; letter-spacing: 0.6px; text-align: center; padding: 4px 0; border-radius: var(--radius-sm); }
.ep .m.get { color: var(--lane-smb); border: 1px solid color-mix(in srgb, var(--lane-smb) 40%, transparent); background: color-mix(in srgb, var(--lane-smb) 8%, transparent); }
.ep .m.post { color: var(--accent); border: 1px solid var(--accent-line); background: var(--accent-soft); }
.ep .p { font-family: var(--font-mono); font-size: 13px; font-weight: 600; color: var(--ink); }
.ep .d { font-family: var(--font-mono); font-size: 11.5px; color: var(--dim); margin-top: 3px; }
.callout { border: 1px solid var(--line); border-left: 3px solid var(--accent); background: var(--accent-soft); border-radius: var(--radius); padding: 14px 18px; margin: 16px 0; font-size: 14.5px; line-height: 1.55; color: var(--ink); }
.callout b { color: var(--accent); }

/* ── LEGAL (privacy) ──────────────────────────────────────── */
.legal { max-width: 760px; padding: 36px 0 64px; }
.legal .updated { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.6px; text-transform: uppercase; color: var(--mute); margin-bottom: 28px; }
.legal h3 { font-family: var(--font-serif); font-weight: 700; font-size: 22px; letter-spacing: -0.4px; margin: 34px 0 8px; }
.legal h3 .n { font-family: var(--font-mono); font-size: 13px; color: var(--accent); margin-right: 10px; }
.legal p { font-size: 15.5px; line-height: 1.7; color: var(--dim); margin: 10px 0; }
.legal p b { color: var(--ink); font-weight: 600; }
.legal ul { padding-left: 20px; }
.legal li { font-size: 15px; line-height: 1.65; color: var(--dim); margin: 7px 0; }

/* ── SUPPORT ──────────────────────────────────────────────── */
.support-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line2); margin: 26px 0 8px; }
@media (max-width: 820px) { .support-grid { grid-template-columns: 1fr; } }
.scard { background: var(--surface); padding: 26px 28px; display: flex; flex-direction: column; gap: 8px; }
.scard .ic { width: 26px; height: 26px; color: var(--accent); }
.scard h3 { font-family: var(--font-serif); font-weight: 700; font-size: 20px; margin: 4px 0 0; letter-spacing: -0.4px; }
.scard p { font-size: 14px; line-height: 1.5; color: var(--dim); margin: 0; }
.scard a.lk { margin-top: auto; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.6px; text-transform: uppercase; color: var(--accent); padding-top: 6px; }
.faq { margin-top: 8px; border: 1px solid var(--line2); border-radius: var(--radius); overflow: hidden; }
.faq details { border-bottom: 1px solid var(--line); background: var(--surface); }
.faq details:last-child { border-bottom: none; }
.faq summary { cursor: pointer; padding: 18px 22px; font-family: var(--font-serif); font-weight: 600; font-size: 17px; color: var(--ink); list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 14px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--font-mono); color: var(--accent); font-size: 18px; }
.faq details[open] summary::after { content: "−"; }
.faq .a { padding: 0 22px 20px; font-size: 14.5px; line-height: 1.6; color: var(--dim); max-width: 72ch; }
.faq .a code { font-family: var(--font-mono); font-size: 12.5px; background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 1px 6px; color: var(--ink); }

/* ── FOOTER ───────────────────────────────────────────────── */
.foot { border-top: 1px solid var(--line2); padding: 48px 0 34px; margin-top: 0; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; }
@media (max-width: 720px) { .foot-grid { grid-template-columns: 1fr; gap: 28px; } }
.foot h3 { font-family: var(--font-serif); font-weight: 700; font-size: 26px; letter-spacing: -0.5px; margin: 0; }
.foot p { margin: 12px 0 0; max-width: 360px; font-size: 14.5px; line-height: 1.55; color: var(--dim); }
.foot h4 { font-family: var(--font-mono); font-size: 11px; letter-spacing: 1px; text-transform: uppercase; color: var(--accent); margin: 0 0 14px; }
.foot-grid > div:nth-child(n+2) { display: flex; flex-direction: column; gap: 9px; }
.foot-grid a { font-size: 14.5px; color: var(--dim); }
.foot-grid a:hover { color: var(--accent); }
.foot-b { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 36px; padding-top: 18px; border-top: 1px solid var(--line); }
.foot-b span { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.7px; text-transform: uppercase; color: var(--mute); }

/* ── HERO LOGO LOCKUP (revamp) ────────────────────────────── */
.hero-grid { display: grid; grid-template-columns: 1.06fr 0.94fr; gap: 44px; align-items: center; }
@media (max-width: 880px) { .hero-grid { grid-template-columns: 1fr; gap: 6px; } }
.hero-copy { min-width: 0; }
.hero-mark { position: relative; display: flex; align-items: center; justify-content: center; padding: 6px; }
.hero-mark::before { content: ""; position: absolute; width: 90%; aspect-ratio: 1 / 1; border-radius: 50%; background: radial-gradient(circle, rgba(255,253,248,0.62) 0%, rgba(244,240,231,0) 65%); filter: blur(6px); z-index: 0; pointer-events: none; }
.hero-mark img { position: relative; z-index: 1; width: 100%; max-width: 396px; height: auto; filter: drop-shadow(0 16px 34px rgba(31,111,114,0.22)); animation: ec-float 7.5s var(--ease) infinite; will-change: transform; }
@keyframes ec-float { 0%, 100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-12px) rotate(-0.5deg); } }
@media (max-width: 880px) {
  .hero-mark { order: -1; padding: 0 0 4px; }
  .hero-mark img { max-width: 168px; }
  .hero-mark::before { width: 58%; }
}

/* nav + footer logo polish */
.brand img { transition: transform var(--dur) var(--ease); }
.brand:hover img { transform: rotate(-6deg) scale(1.05); }
.foot-brand { display: flex; align-items: center; gap: 13px; }
.foot-brand img { width: 40px; height: 40px; }
.foot-brand h3 { margin: 0; }

/* section scroll-reveal — transform-only so content is NEVER hidden:
   in a frozen/hidden document (transitions paused) the worst case is a
   harmless 24px offset, not a blank section. Opacity is never touched.
   Gated on html.js + motion-safe, with a print override. */
@media (prefers-reduced-motion: no-preference) {
  html.js .reveal { transform: translateY(24px); transition: transform .55s var(--ease); }
  html.js .reveal.in { transform: none; }
}
@media print { .reveal { transform: none !important; } }

/* ── AGENTS CATALOG ───────────────────────────────────────── */
.dom-group { margin-top: 38px; }
.dom-group:first-of-type { margin-top: 30px; }
.dom-head { display: flex; align-items: baseline; gap: 14px; margin-bottom: 15px; }
.dom-head .dn { font-family: var(--font-serif); font-weight: 700; font-size: 21px; letter-spacing: -0.4px; white-space: nowrap; }
.dom-head .dc { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.9px; text-transform: uppercase; color: var(--mute); white-space: nowrap; }
.dom-head .dl { flex: 1; height: 1px; background: var(--line); }
.acard-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
@media (max-width: 900px) { .acard-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .acard-grid { grid-template-columns: 1fr; } }
.acard { display: flex; flex-direction: column; gap: 9px; border: 1px solid var(--line2); background: var(--surface); border-radius: var(--radius); padding: 21px 22px 16px; transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease), background var(--dur) var(--ease); }
.acard:hover { border-color: var(--accent-line); box-shadow: var(--shadow-violet); transform: translateY(-3px); background: var(--hi); }
.acard .ac-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.acard .ac-dom { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 1px; text-transform: uppercase; color: var(--accent); }
.acard .ac-seal { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.6px; text-transform: uppercase; color: var(--ok); }
.acard .ac-seal .d { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 7px color-mix(in srgb, var(--ok) 55%, transparent); }
.acard .ac-name { font-family: var(--font-serif); font-weight: 700; font-size: 22px; letter-spacing: -0.5px; line-height: 1.05; margin-top: 2px; }
.acard .ac-tag { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.4px; color: var(--dim); text-transform: uppercase; }
.acard .ac-desc { font-size: 14px; line-height: 1.5; color: var(--dim); }
.acard .ac-foot { margin-top: auto; padding-top: 12px; display: flex; align-items: center; justify-content: space-between; gap: 10px; border-top: 1px solid var(--line); }
.acard .ac-tools { font-family: var(--font-mono); font-size: 10px; color: var(--mute); letter-spacing: 0.3px; }
.acard .ac-open { font-family: var(--font-mono); font-size: 10.5px; font-weight: 600; letter-spacing: 0.6px; text-transform: uppercase; color: var(--accent); display: inline-flex; align-items: center; gap: 6px; transition: gap var(--dur) var(--ease); }
.acard:hover .ac-open { gap: 10px; }

/* ── PROMPT-BUILDER PROMO ─────────────────────────────────── */
.engine-promo { border: 1px solid var(--accent-line); background: linear-gradient(180deg, var(--accent-soft), transparent 88%); border-radius: var(--radius-lg); padding: 32px 34px; display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center; }
@media (max-width: 760px) { .engine-promo { grid-template-columns: 1fr; gap: 22px; padding: 26px 24px; } }
.engine-promo .ep-k { font-family: var(--font-mono); font-size: 11px; letter-spacing: 1.4px; text-transform: uppercase; color: var(--accent); display: inline-flex; align-items: center; gap: 9px; }
.engine-promo h3 { font-family: var(--font-serif); font-weight: 800; font-size: 30px; letter-spacing: -1px; line-height: 1.05; margin: 13px 0 0; max-width: 22ch; }
.engine-promo h3 em { color: var(--accent); }
.engine-promo p { margin: 11px 0 0; font-size: 15.5px; color: var(--dim); max-width: 58ch; line-height: 1.55; }

/* ── PROMPT BUILDER ───────────────────────────────────────── */
.builder { display: grid; grid-template-columns: minmax(0,0.92fr) minmax(0,1.08fr); gap: 18px; margin-top: 6px; align-items: start; }
@media (max-width: 940px) { .builder { grid-template-columns: 1fr; } }
.bpanel { border: 1px solid var(--line2); background: var(--surface); border-radius: var(--radius-lg); overflow: hidden; }
.bpanel.out { position: sticky; top: 84px; box-shadow: var(--shadow-violet); }
@media (max-width: 940px) { .bpanel.out { position: static; } }
.bpanel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 13px 18px; border-bottom: 1px solid var(--line); background: var(--hi); flex-wrap: wrap; }
.bpanel-head .bt { font-family: var(--font-mono); font-size: 11px; letter-spacing: 1px; text-transform: uppercase; color: var(--mute); }
.bpanel-body { padding: 20px 18px 22px; }
.field-label { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 1px; text-transform: uppercase; color: var(--mute); margin: 0 0 9px; }
.field-label.mt { margin-top: 21px; }

.seg { display: flex; border: 1px solid var(--line2); border-radius: var(--radius); overflow: hidden; background: var(--field); }
.seg button { flex: 1 1 0; appearance: none; border: 0; border-right: 1px solid var(--line); background: transparent; cursor: pointer; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.3px; color: var(--dim); padding: 10px 8px; white-space: nowrap; transition: background var(--dur) var(--ease), color var(--dur) var(--ease); }
.seg button:last-child { border-right: 0; }
.seg button.on { background: var(--accent); color: #fff; }
.seg button:not(.on):hover { background: var(--accent-soft); color: var(--accent); }

textarea.goal { width: 100%; min-height: 122px; resize: vertical; font-family: var(--font-serif); font-size: 18px; line-height: 1.5; color: var(--ink); background: var(--field); border: 1px solid var(--line2); border-radius: var(--radius); padding: 14px 16px; outline: none; }
textarea.goal:focus { border-color: var(--accent); }
.tone-note { font-family: var(--font-mono); font-size: 11px; line-height: 1.5; color: var(--mute); margin: 9px 0 0; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 7px; border: 1px solid var(--line2); background: var(--field); color: var(--dim); border-radius: var(--radius-pill); padding: 7px 13px; cursor: pointer; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.2px; transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease); user-select: none; }
.chip:hover { border-color: var(--accent-line); color: var(--ink); }
.chip.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.chip .ck { width: 6px; height: 6px; border-radius: 50%; background: var(--line2); transition: background var(--dur) var(--ease); }
.chip.on .ck { background: #fff; }
.chip .auto { font-size: 8.5px; letter-spacing: 0.7px; text-transform: uppercase; opacity: .85; }
.reset-auto { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.4px; text-transform: uppercase; color: var(--accent); cursor: pointer; background: none; border: 0; padding: 0; }
.reset-auto:hover { text-decoration: underline; }

.bstats { display: flex; gap: 14px; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.3px; color: var(--mute); flex-wrap: wrap; }
.bstats b { color: var(--accent); font-weight: 600; }
.prompt-out { font-family: var(--font-mono); font-size: 12px; line-height: 1.62; background: var(--ink); color: var(--on-ink); padding: 19px 20px; margin: 0; white-space: pre-wrap; word-break: break-word; min-height: 280px; max-height: 60vh; overflow-y: auto; }
.prompt-out .c { color: rgba(246,242,234,0.42); }
.prompt-out .h { color: var(--accent3); font-weight: 600; }
.prompt-out .t { color: #6ad29b; }
.prompt-out .empty { color: rgba(246,242,234,0.5); }
.paste-hint { padding: 12px 20px; border-top: 1px solid rgba(246,242,234,0.12); background: #14110d; font-family: var(--font-mono); font-size: 10.5px; line-height: 1.5; letter-spacing: 0.2px; color: rgba(246,242,234,0.62); }
.paste-hint b { color: var(--accent3); font-weight: 600; }
.btn.copied { background: var(--ok); border-color: var(--ok); }

/* ── TOOLS REFERENCE ──────────────────────────────────────── */
.tool-jump { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
.tool-jump a { font-family: var(--font-mono); font-size: 11px; color: var(--dim); border: 1px solid var(--line2); border-radius: var(--radius-pill); padding: 6px 13px; letter-spacing: 0.2px; transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease); }
.tool-jump a:hover { border-color: var(--accent-line); color: var(--accent); }
.tagent { padding-top: 32px; margin-top: 32px; border-top: 1px solid var(--line); scroll-margin-top: 84px; }
.tagent:first-child { border-top: none; }
.tagent-head { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.tagent-head .tan { font-family: var(--font-serif); font-weight: 700; font-size: 25px; letter-spacing: -0.6px; }
.tagent-head .tameta { font-family: var(--font-mono); font-size: 11px; color: var(--mute); letter-spacing: 0.4px; }
.tagent-prog { font-family: var(--font-mono); font-size: 11px; color: var(--accent); margin-top: 5px; }
.tagent-prog a { color: var(--accent); }
.tool-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line2); margin-top: 16px; }
@media (max-width: 680px) { .tool-grid { grid-template-columns: 1fr; } }
.tool-row { background: var(--surface); padding: 14px 16px; }
.tool-row .tn { font-family: var(--font-mono); font-size: 13px; font-weight: 600; color: var(--ink); word-break: break-word; }
.tool-row .td { font-size: 13.5px; line-height: 1.5; color: var(--dim); margin-top: 3px; }

/* ── AGENT LANDING (data-driven, one file serves all 12) ──── */
.crumb { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.4px; color: var(--mute); display: inline-flex; align-items: center; gap: 8px; }
.crumb a { color: var(--accent); }
.crumb a:hover { text-decoration: underline; }
.agent-hero h1 { margin-top: 14px; }
.agent-skill { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.3px; color: var(--mute); margin-top: 18px; }
.agent-skill b { color: var(--accent); font-weight: 600; }
.agent-tools-head { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; flex-wrap: wrap; margin-top: 4px; }
.related-mini { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 26px; }
@media (max-width: 760px) { .related-mini { grid-template-columns: 1fr; } }

@media (prefers-reduced-motion: reduce) { * { animation: none !important; scroll-behavior: auto !important; } }