/* RightSignal — dark control-room design (per design_handoff_signal_board),
   carrying the right·signal brand: violet-black ground, purple→magenta→orange
   gradient. Deliberately single-theme. */
:root {
  --bg: #100d17;
  --ink: #f0edf3;
  --body: #c8c3cf;
  --tert: #b0aabb;
  --muted: #857f92;
  --accent: #b06cf9;        /* brand purple, link/UI weight */
  --accent-hover: #cd9dfc;
  --grad-a: #a855f7;
  --grad-b: #ff3d9a;
  --grad-c: #ff8a3c;
  --magenta: #ff3d9a;
  --chal: #e08ab4;
  --hair-chrome: rgba(240, 237, 243, 0.14);
  --hair-rule: rgba(240, 237, 243, 0.2);
  --hair-row: rgba(240, 237, 243, 0.08);
  --hair-track: rgba(240, 237, 243, 0.09);
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --logo: "Poppins", -apple-system, "Segoe UI", system-ui, sans-serif;
}

@keyframes rs-glow {
  0%, 100% { text-shadow: 0 0 16px rgba(255, 61, 154, 0.45); }
  50% { text-shadow: 0 0 36px rgba(255, 61, 154, 0.95); }
}
@keyframes rs-sweep {
  0% { background-position: -200% 0, 0 0; }
  100% { background-position: 200% 0, 0 0; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
::selection { background: rgba(255, 61, 154, 0.35); }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.wrap { max-width: 1360px; margin: 0 auto; padding: 0 48px; }

/* ---- top bar ---- */
header.topbar {
  display: flex; align-items: center; gap: 34px;
  padding: 16px 48px;
  border-bottom: 1px solid var(--hair-chrome);
}
.topnav { margin-left: auto; display: flex; gap: 28px; font-family: var(--logo); font-size: 14.5px; font-weight: 500; }
.topnav a { color: var(--muted); padding: 8px 0; position: relative; }
.topnav a:hover { color: var(--ink); text-decoration: none; }
.topnav a[aria-current] { color: var(--ink); }
.topnav a[aria-current]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px;
  background: linear-gradient(90deg, var(--grad-a), var(--grad-b), var(--grad-c));
  border-radius: 2px;
}
.rss-link { color: var(--muted); display: flex; }
.rss-link:hover { color: var(--accent); }

/* (legacy) */
header.masthead {
  display: flex; align-items: baseline; gap: 28px;
  padding: 26px 48px 18px;
  border-bottom: 1px solid var(--hair-chrome);
}
.wordmark {
  display: flex; align-items: center; gap: 9px;
  font-family: var(--logo); font-size: 24px; font-weight: 600;
  letter-spacing: -0.01em; line-height: 1;
}
.wordmark:hover { text-decoration: none; }
.wordmark .wm-right { color: var(--ink); }
.wordmark .wm-glyph { height: 24px; width: auto; display: block; }
.wordmark .wm-signal {
  color: var(--grad-b); /* fallback if background-clip unsupported */
  background: linear-gradient(90deg, var(--grad-a), var(--grad-b) 55%, var(--grad-c));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.tagline { font-style: italic; color: var(--tert); font-size: 16px; }
nav.mainnav {
  margin-left: auto; display: flex; gap: 26px;
  font-family: var(--mono); font-size: 13px;
  letter-spacing: 0.06em; text-transform: uppercase;
}
nav.mainnav a { color: var(--muted); }
nav.mainnav a[aria-current] { color: var(--ink); }
nav.mainnav a.rss { color: var(--accent); }
nav.mainnav a:hover { color: var(--accent-hover); }

/* ---- lead story ---- */
.lead {
  display: grid; grid-template-columns: 1fr 300px; gap: 56px;
  align-items: center; padding: 72px 48px 64px;
  max-width: 1360px; margin: 0 auto;
}
.kicker {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--tert);
}
.verbtag { padding: 3px 9px; }
.verbtag.changed { color: var(--magenta); border: 1px solid rgba(255, 61, 154, 0.5); }
.verbtag.added, .verbtag.snapshot { color: var(--accent); border: 1px solid rgba(63, 214, 242, 0.5); }
.verbtag.challenged, .verbtag.unverified { color: var(--chal); border: 1px solid rgba(224, 138, 180, 0.5); }
.verbtag.held, .verbtag.retired { color: var(--muted); border: 1px solid var(--hair-rule); }
.lead h1 {
  font-size: 64px; line-height: 1.06; font-weight: 700;
  letter-spacing: -0.015em; margin: 22px 0 20px; text-wrap: balance;
}
.lead .body { max-width: 56ch; color: var(--body); margin: 0 0 26px; }
.lead .body p { margin: 0 0 10px; }
.readlink {
  font-family: var(--mono); font-size: 14px;
  letter-spacing: 0.06em; text-transform: uppercase;
}
.daybox { text-align: center; }
.daybox .lbl {
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--muted);
}
.daybox .num { font-size: 190px; line-height: 0.95; font-weight: 700; color: var(--ink); }
.daybox .num.glow { color: var(--magenta); animation: rs-glow 2.6s ease-in-out infinite; }

/* ---- sections ---- */
main.wrap { padding-bottom: 40px; }
.sec-head {
  display: flex; align-items: baseline; gap: 16px;
  border-bottom: 1px solid var(--hair-rule); padding-bottom: 10px;
}
.board-section { padding: 34px 0 10px; }
.sec-head h2, .sec-head h3 {
  margin: 0; font-size: 15px; letter-spacing: 0.2em;
  text-transform: uppercase; font-weight: 600;
  font-family: var(--mono); color: var(--ink);
}
.sec-head span { font-family: var(--mono); font-size: 12px; color: var(--muted); }

/* ---- board rows ---- */
.row {
  display: grid; grid-template-columns: 230px 1fr 150px; gap: 28px;
  padding: 26px 0 8px; border-bottom: 1px solid var(--hair-row);
  align-items: start;
}
.row-cat {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.1em;
  text-transform: uppercase; line-height: 1.7; color: var(--tert);
}
.row-cat .tag { color: var(--muted); margin-top: 6px; }
.row.new .row-cat .tag { color: var(--magenta); }
.row-main h3 { margin: 0 0 6px; font-size: 30px; font-weight: 700; letter-spacing: -0.01em; }
.row-main h3 a { color: var(--ink); }
.row-main h3 a:hover { color: var(--accent-hover); }
.row-note { margin: 0; color: var(--body); max-width: 62ch; }
.row-chal { margin: 8px 0 0; font-size: 15px; color: var(--chal); }
.row.new .row-chal { color: var(--body); }
.row-caveat { margin: 6px 0 0; font-size: 13px; color: var(--muted); }
.row-chal .chal-label {
  font-family: var(--mono); font-size: 12px;
  letter-spacing: 0.08em; text-transform: uppercase;
}
.bar-track { margin-top: 16px; height: 5px; background: var(--hair-track); position: relative; }
.bar-fill {
  height: 100%;
  /* white sweep layered over the brand gradient */
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0) 40%, rgba(255, 255, 255, 0.85) 50%, rgba(255, 255, 255, 0) 60%),
    linear-gradient(90deg, var(--grad-a), var(--grad-b) 55%, var(--grad-c));
  background-size: 200% 100%, 100% 100%;
  animation: rs-sweep 3.5s linear infinite;
  box-shadow: 0 0 12px rgba(255, 61, 154, 0.45);
}
.row.new .bar-fill {
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0) 40%, rgba(255, 255, 255, 0.9) 50%, rgba(255, 255, 255, 0) 60%),
    linear-gradient(90deg, var(--magenta), var(--magenta));
  box-shadow: 0 0 12px rgba(255, 61, 154, 0.7);
}
.row-days { text-align: right; }
.row-days .num { font-size: 44px; font-weight: 700; color: var(--ink); line-height: 1; }
.row.new .row-days .num { color: var(--magenta); }
.row-days .lbl {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--muted); margin-top: 4px;
}
.row-days .since { font-family: var(--mono); font-size: 11.5px; color: var(--muted); margin-top: 2px; }

/* ---- changelog ---- */
section.changelog { padding: 56px 0; }
.log-entry {
  display: grid; grid-template-columns: 230px 1fr; gap: 28px;
  padding: 28px 0; border-bottom: 1px solid var(--hair-row);
}
.log-when {
  font-family: var(--mono); font-size: 12.5px;
  letter-spacing: 0.08em; line-height: 1.8; color: var(--muted);
}
.verb { text-transform: uppercase; }
.verb.changed { color: var(--magenta); }
.verb.added, .verb.snapshot { color: var(--accent); }
.verb.challenged, .verb.unverified { color: var(--chal); }
.radar-target { color: var(--tert); }
.verb.held, .verb.retired { color: var(--muted); }
.verb.milestone { color: var(--tert); }
.log-entry h3 { margin: 0 0 8px; font-size: 22px; font-weight: 700; }
.log-entry h3 a { color: var(--ink); }
.log-entry h3 a:hover { color: var(--accent-hover); }
.log-body { margin: 0; color: var(--body); max-width: 70ch; }
.log-body p { margin: 0 0 8px; }
.log-meta { font-family: var(--mono); font-size: 11.5px; color: var(--muted); margin-top: 8px; }

/* ---- snapshots ---- */
section.snapshots { padding: 0 0 56px; }
.snapshots .empty { color: var(--body); max-width: 70ch; margin: 22px 0 0; }
.snap-entry {
  display: grid; grid-template-columns: 230px 1fr; gap: 28px;
  padding: 22px 0; border-bottom: 1px solid var(--hair-row);
  align-items: baseline;
}
.snap-entry .when { font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.08em; color: var(--muted); }
.snap-entry h3 { margin: 0; font-size: 22px; font-weight: 700; }
.snap-entry h3 a { color: var(--ink); }
.snap-entry h3 a:hover { color: var(--accent-hover); }
.snap-entry .meta { font-family: var(--mono); font-size: 11.5px; color: var(--muted); margin-top: 4px; }

/* ---- slot pages ---- */
.slot-head { padding: 56px 0 8px; }
.slot-head h1 {
  font-size: 44px; line-height: 1.1; font-weight: 700;
  letter-spacing: -0.015em; margin: 22px 0 18px; text-wrap: balance;
}
.slot-head .lede { color: var(--body); max-width: 62ch; margin: 0 0 18px; }
.criteria { margin: 18px 0 0; padding: 0; list-style: none; color: var(--body); }
.criteria li {
  padding: 8px 0; border-bottom: 1px solid var(--hair-row);
}
.criteria li::before { content: "— "; color: var(--muted); }
.reviewed { font-family: var(--mono); font-size: 11.5px; color: var(--muted); margin-top: 10px; }

.lineage-table {
  width: 100%; border-collapse: collapse; margin: 0 0 30px;
  font-size: 16px; font-variant-numeric: tabular-nums;
}
.lineage-table th {
  text-align: left; font-family: var(--mono); font-size: 11.5px; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted);
  border-bottom: 1px solid var(--hair-rule); padding: 8px 12px 8px 0;
}
.lineage-table td { border-bottom: 1px solid var(--hair-row); padding: 12px 12px 12px 0; color: var(--body); }
.lineage-table .current-row td { color: var(--ink); font-weight: 700; }
.lineage-table .current-row .mark { color: var(--magenta); font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase; margin-left: 8px; font-weight: 400; }

/* ---- method / footer ---- */
footer.method {
  max-width: 1360px; margin: 0 auto; padding: 0 48px;
}
.method-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px;
  padding-bottom: 72px;
}
.method-col h4 {
  font-size: 15px; letter-spacing: 0.2em; text-transform: uppercase;
  font-family: var(--mono); font-weight: 600; margin: 0 0 12px; color: var(--accent);
}
.method-col p { margin: 0; color: var(--body); }
.colophon {
  border-top: 1px solid var(--hair-chrome);
  margin: 0 -48px; padding: 20px 48px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; color: var(--muted);
}

/* ---- responsive (<=780px, per handoff) ---- */
@media (max-width: 780px) {
  .wrap { padding: 0 20px; }
  header.masthead { flex-wrap: wrap; padding: 18px 20px 14px; gap: 8px 18px; }
  nav.mainnav { margin-left: 0; flex-wrap: wrap; gap: 8px 16px; width: 100%; }
  .lead { grid-template-columns: 1fr; gap: 30px; padding: 44px 20px 40px; }
  .lead h1 { font-size: 38px; }
  .daybox { text-align: left; display: flex; align-items: baseline; gap: 12px; }
  .daybox .num { font-size: 84px; }
  .row { grid-template-columns: 1fr; gap: 10px; padding: 22px 0 16px; }
  .row-days { text-align: left; display: flex; align-items: baseline; gap: 10px; margin-top: 2px; }
  .row-days .lbl, .row-days .since { margin-top: 0; }
  .log-entry, .snap-entry { grid-template-columns: 1fr; gap: 10px; }
  .method-grid { grid-template-columns: 1fr; gap: 28px; }
  .colophon { margin: 0 -20px; padding: 18px 20px; }
  .slot-head h1 { font-size: 34px; }
}

/* ================= overview (home) + detail design system ================= */
.overview { padding-bottom: 10px; }
.grad-text {
  background: linear-gradient(90deg, var(--grad-a), var(--grad-b) 55%, var(--grad-c));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.btn-grad, .btn-ghost {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--logo); font-size: 14.5px; font-weight: 500;
  padding: 11px 18px; border-radius: 10px; line-height: 1;
}
.btn-grad {
  color: #fff;
  background: linear-gradient(90deg, #8b3df6, var(--grad-b) 60%, var(--grad-c));
}
.btn-grad:hover { text-decoration: none; filter: brightness(1.12); color: #fff; }
.btn-ghost { color: var(--ink); border: 1px solid var(--hair-rule); }
.btn-ghost:hover { text-decoration: none; border-color: var(--accent); color: var(--ink); }
.arr { flex: none; }

/* hero */
.hero {
  display: grid; grid-template-columns: 1.02fr 1fr; gap: 44px;
  align-items: center; padding-top: 48px; padding-bottom: 26px;
}
.hero-live { display: flex; align-items: center; gap: 12px; font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.live-pill {
  display: inline-flex; align-items: center; gap: 7px;
  background: rgba(53, 208, 127, 0.12); color: #35d07f;
  padding: 4px 11px; border-radius: 999px; font-weight: 500;
}
.live-pill i { width: 7px; height: 7px; border-radius: 50%; background: #35d07f; }
.hero h1 {
  font-family: var(--logo); font-size: clamp(38px, 4.6vw, 58px);
  line-height: 1.07; font-weight: 700; letter-spacing: -0.02em; margin: 18px 0 16px;
}
.hero-sub { font-family: var(--logo); font-size: 16.5px; color: var(--body); margin: 0 0 24px; line-height: 1.55; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 44px; margin-top: 30px; }
.stat { display: flex; align-items: center; gap: 13px; }
.stat .num { font-family: var(--logo); font-size: 36px; font-weight: 700; line-height: 1; }
.stat .num.accent { color: var(--accent); }
.stat .num.orange { color: var(--grad-c); }
.stat .lbl { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--tert); line-height: 1.5; }
.stat .lbl em { font-style: normal; text-transform: none; letter-spacing: 0; font-family: var(--logo); font-size: 12px; color: var(--muted); }
.hero-art svg { width: 100%; height: auto; display: block; }

/* panels */
.panel {
  background: rgba(255, 255, 255, 0.022);
  border: 1px solid var(--hair-row); border-radius: 16px;
  padding: 24px 26px; margin: 22px 0;
}
.panel-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 18px; margin-bottom: 18px; }
.panel-head h2 { margin: 0; font-family: var(--logo); font-size: 14px; font-weight: 700; letter-spacing: 0.11em; text-transform: uppercase; color: var(--ink); }
.panel-head p { margin: 4px 0 0; font-family: var(--logo); font-size: 13.5px; color: var(--muted); }
.more { display: inline-flex; align-items: center; gap: 7px; font-family: var(--logo); font-size: 13.5px; font-weight: 500; color: var(--accent); white-space: nowrap; }
.more:hover { color: var(--accent-hover); text-decoration: none; }
.panel-strip {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  margin-top: 14px; padding: 12px 16px; border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  font-family: var(--logo); font-size: 13.5px; color: var(--muted);
}
.panel-strip span { display: inline-flex; align-items: center; gap: 10px; }
.panel-strip svg { color: var(--accent); flex: none; }

/* pick cards */
.pick-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(235px, 1fr)); gap: 14px; }
.pick-card {
  background: rgba(255, 255, 255, 0.02); border: 1px solid var(--hair-row);
  border-radius: 12px; padding: 15px 13px;
}
.pick-cat {
  display: flex; align-items: center; gap: 9px; color: var(--cat, var(--accent));
  font-family: var(--logo); font-size: 12px; font-weight: 600;
  letter-spacing: 0.13em; text-transform: uppercase; margin: 2px 2px 13px;
}
.pick-row {
  display: block; background: rgba(255, 255, 255, 0.032); border-radius: 10px;
  padding: 10px 12px; margin-bottom: 8px; transition: background 0.15s;
}
.pick-row:hover { background: rgba(255, 255, 255, 0.06); text-decoration: none; }
.pr-label { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.pr-name { display: block; font-family: var(--logo); font-size: 15px; font-weight: 600; color: var(--ink); margin: 4px 0 9px; }
.pr-meta { display: flex; align-items: center; gap: 10px; }
.chip-pick {
  font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--accent);
  background: rgba(176, 108, 249, 0.16); padding: 3px 9px; border-radius: 6px;
}
.chip-pick.dim { opacity: 0.55; }
.pr-days { font-family: var(--mono); font-size: 11px; color: var(--muted); }
.pr-meta .arr { margin-left: auto; color: var(--muted); transition: transform 0.15s, color 0.15s; }
.pick-row:hover .arr { color: var(--accent); transform: translateX(3px); }

/* radar cards */
.radar-rail { display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x proximity; padding-bottom: 6px; }
.radar-card {
  flex: 0 0 252px; scroll-snap-align: start; display: block;
  background: rgba(255, 255, 255, 0.02); border-radius: 12px; padding: 15px 16px;
  border: 1px solid rgba(176, 108, 249, 0.35);
}
.radar-card.scored { border-color: rgba(255, 138, 60, 0.4); }
.radar-card:hover { background: rgba(255, 255, 255, 0.05); text-decoration: none; }
.rc-top { display: flex; justify-content: space-between; align-items: center; }
.rc-date { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.08em; color: var(--muted); margin-left: auto; }
.chip-new {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--magenta); background: rgba(255, 61, 154, 0.16); padding: 3px 8px; border-radius: 6px;
}
.radar-card h3 { margin: 10px 0 4px; font-family: var(--logo); font-size: 15.5px; font-weight: 600; color: var(--ink); }
.rc-threat { font-family: var(--mono); font-size: 11px; color: var(--tert); margin-bottom: 9px; }
.radar-card p { margin: 0; font-family: var(--logo); font-size: 13px; color: var(--body); line-height: 1.5; min-height: 58px; }
.rc-foot { display: flex; flex-direction: column; gap: 9px; margin-top: 11px; align-items: flex-start; }
.chip-status {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent); border: 1px solid rgba(176, 108, 249, 0.45);
  padding: 3px 9px; border-radius: 6px;
}
.radar-card.scored .chip-status, .chal-block .chip-status.scored {
  color: var(--grad-c); border-color: transparent; background: rgba(255, 138, 60, 0.16);
}
.rc-why { display: inline-flex; align-items: center; gap: 6px; font-family: var(--logo); font-size: 12.5px; color: var(--accent); }

/* what changed */
.changed-list { display: flex; flex-direction: column; gap: 8px; }
.changed-row {
  display: grid; grid-template-columns: 56px 32px 1fr auto 18px; gap: 15px;
  align-items: center; background: rgba(255, 255, 255, 0.03);
  border-radius: 10px; padding: 12px 16px;
}
.changed-row:hover { background: rgba(255, 255, 255, 0.06); text-decoration: none; }
.cr-date { font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; color: var(--muted); }
.cr-icon {
  width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--hair-rule);
  display: flex; align-items: center; justify-content: center; color: var(--grad-c);
}
.cr-icon.held { color: #35d07f; }
.cr-icon.changed { color: var(--magenta); }
.cr-body b { display: block; font-family: var(--logo); font-size: 14.5px; font-weight: 600; color: var(--ink); }
.cr-body em { font-style: normal; font-family: var(--logo); font-size: 12.5px; color: var(--muted); }
.cr-type {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--grad-c); background: rgba(255, 138, 60, 0.13); padding: 4px 10px; border-radius: 6px;
}
.cr-type.held { color: #35d07f; background: rgba(53, 208, 127, 0.12); }
.cr-type.changed { color: var(--magenta); background: rgba(255, 61, 154, 0.14); }
.changed-row .arr { color: var(--muted); }

/* why */
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(205px, 1fr)); gap: 26px; }
.why-col svg { color: var(--accent); }
.why-col h3 { font-family: var(--logo); font-size: 15px; font-weight: 600; margin: 11px 0 6px; color: var(--ink); }
.why-col p { font-family: var(--logo); font-size: 13px; color: var(--muted); margin: 0; line-height: 1.55; }
.why-cta { text-align: center; margin-top: 22px; }

/* big footer */
.bigfoot { border-top: 1px solid var(--hair-chrome); margin-top: 44px; }
.bigfoot-grid { display: grid; grid-template-columns: 1.2fr 0.6fr 0.8fr 1fr; gap: 34px; padding: 36px 0 30px; }
.wordmark.small { font-size: 19px; }
.bf-brand p { font-family: var(--logo); font-size: 13px; color: var(--muted); margin: 14px 0 0; max-width: 30ch; line-height: 1.55; }
.bf-col h4, .bf-stay h4 {
  font-family: var(--logo); font-size: 12px; font-weight: 600; letter-spacing: 0.13em;
  text-transform: uppercase; color: var(--tert); margin: 4px 0 12px;
}
.bf-col a { display: block; font-family: var(--logo); font-size: 13.5px; color: var(--muted); padding: 4px 0; }
.bf-col a:hover { color: var(--ink); text-decoration: none; }
.bf-stay { background: rgba(255, 255, 255, 0.025); border: 1px solid var(--hair-row); border-radius: 12px; padding: 18px; }
.bf-stay p { font-family: var(--logo); font-size: 13px; color: var(--muted); margin: 0 0 14px; line-height: 1.5; }
.bigfoot .colophon { margin: 0; border-top: 1px solid var(--hair-row); }

/* ---- detail page ---- */
.crumbs { font-family: var(--logo); font-size: 13px; color: var(--muted); margin: 22px 0 4px; }
.crumbs a { color: var(--accent); }
.crumbs span { margin: 0 6px; }
.detail-hero { display: grid; grid-template-columns: 1fr 1.05fr; gap: 32px; align-items: start; margin: 12px 0 4px; }
.dh-chiprow { display: flex; align-items: center; gap: 10px; }
.dh-cat { font-family: var(--logo); font-size: 13.5px; color: var(--tert); }
.detail-hero h1 { font-family: var(--logo); font-size: clamp(30px, 3.4vw, 44px); font-weight: 700; letter-spacing: -0.015em; margin: 12px 0 12px; }
.dh-answer { font-family: var(--logo); font-size: 14px; color: var(--tert); margin: 0 0 10px; }
.dh-answer b { color: var(--ink); font-weight: 600; }
.dh-sub { font-family: var(--logo); font-size: 15.5px; color: var(--body); line-height: 1.55; margin: 0 0 22px; max-width: 46ch; }
.dh-card { background: rgba(255, 255, 255, 0.025); border: 1px solid var(--hair-row); border-radius: 16px; padding: 20px 22px; }
.dh-card-top { display: grid; grid-template-columns: 1fr 1.15fr; gap: 20px; border-bottom: 1px solid var(--hair-row); padding-bottom: 16px; }
.dh-pickbox { display: flex; gap: 13px; }
.dh-trophy {
  width: 40px; height: 40px; border-radius: 50%; flex: none;
  background: rgba(176, 108, 249, 0.15); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
}
.dh-lab { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.13em; text-transform: uppercase; color: var(--muted); }
.dh-lab.accent { color: var(--accent); }
.dh-since { font-family: var(--mono); font-size: 11px; color: var(--muted); margin-top: 2px; }
.dh-big { font-family: var(--logo); font-size: 34px; font-weight: 700; color: var(--accent); line-height: 1.05; margin-top: 6px; }
.dh-next .dh-chal-name { font-family: var(--logo); font-size: 16px; font-weight: 600; color: var(--ink); margin: 7px 0 4px; }
.dh-next p { font-family: var(--logo); font-size: 12.5px; color: var(--muted); margin: 0 0 8px; line-height: 1.5; }
.dh-reign { margin-top: 15px; }
.dh-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 11px; }
.dh-stats b { display: block; font-family: var(--logo); font-size: 19px; font-weight: 700; color: var(--ink); }
.dh-stats span { font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); line-height: 1.6; }
.reviewed-bar {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  margin: 20px 0 6px; padding: 12px 16px;
  border: 1px solid var(--hair-row); border-radius: 10px;
  font-family: var(--logo); font-size: 13px; color: var(--body);
}
.dot-ok { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: #35d07f; margin-right: 9px; }
.rb-note { color: var(--muted); }
.tabnav { display: flex; gap: 26px; border-bottom: 1px solid var(--hair-rule); margin: 12px 0 2px; overflow-x: auto; }
.tabnav a { font-family: var(--logo); font-size: 14px; font-weight: 500; color: var(--muted); padding: 11px 0; white-space: nowrap; position: relative; }
.tabnav a:hover { color: var(--ink); text-decoration: none; }
.tabnav a.on { color: var(--ink); }
.tabnav a.on::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px;
  background: linear-gradient(90deg, var(--grad-a), var(--grad-b), var(--grad-c)); border-radius: 2px;
}
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.detail-grid .panel { margin: 22px 0 0; }
.detail-grid + .detail-grid .panel, .detail-grid + .panel { margin-top: 22px; }
.check-list { list-style: none; margin: 0; padding: 0; }
.check-list li {
  display: flex; gap: 11px; align-items: flex-start;
  font-family: var(--logo); font-size: 14px; color: var(--body); line-height: 1.5; margin: 11px 0;
}
.check-list li svg { color: #35d07f; flex: none; margin-top: 2px; }
.check-list.warn li svg { color: var(--grad-c); }
.judged { margin-top: 16px; font-family: var(--logo); font-size: 13px; color: var(--tert); }
.judged .dh-lab { margin-right: 10px; }
.evidence-list { list-style: none; margin: 0; padding: 0; }
.evidence-list li { margin: 9px 0; }
.evidence-list a { display: inline-flex; align-items: center; gap: 7px; font-family: var(--logo); font-size: 13.5px; color: var(--accent); }
.method-note { font-family: var(--logo); font-size: 12.5px; color: var(--muted); margin: 14px 0 0; line-height: 1.5; }
.chal-block { background: rgba(255, 255, 255, 0.03); border-radius: 10px; padding: 13px 15px; margin-top: 12px; }
.chal-block b { font-family: var(--logo); font-size: 14.5px; color: var(--ink); margin-left: 8px; }
.chal-block p { font-family: var(--logo); font-size: 13px; color: var(--muted); margin: 7px 0 0; line-height: 1.5; }
.facts { margin: 0; }
.facts div { display: flex; justify-content: space-between; gap: 16px; padding: 9px 0; border-bottom: 1px solid var(--hair-row); }
.facts div:last-child { border-bottom: 0; }
.facts dt { font-family: var(--logo); font-size: 13px; color: var(--muted); }
.facts dd { font-family: var(--logo); font-size: 13.5px; color: var(--ink); margin: 0; text-align: right; }
.hist-list { display: flex; flex-direction: column; gap: 8px; }
.hist-row {
  display: grid; grid-template-columns: auto 1fr auto; gap: 16px; align-items: center;
  background: rgba(255, 255, 255, 0.03); border-radius: 10px; padding: 13px 16px;
}
.hist-row.current { border: 1px solid rgba(176, 108, 249, 0.4); background: rgba(176, 108, 249, 0.07); }
.hr-body em { display: block; font-style: normal; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.07em; text-transform: uppercase; color: var(--muted); }
.hr-body b { font-family: var(--logo); font-size: 15px; font-weight: 600; color: var(--ink); }
.hr-body p { font-family: var(--logo); font-size: 12.5px; color: var(--muted); margin: 3px 0 0; max-width: 72ch; line-height: 1.5; }
.hist-row .chip-new { color: #35d07f; background: rgba(53, 208, 127, 0.14); margin-left: 8px; }
.hr-days { text-align: right; font-family: var(--logo); font-size: 14px; font-weight: 600; color: var(--ink); }
.hr-days em { display: block; font-style: normal; font-family: var(--mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
.method-p { font-family: var(--logo); font-size: 14.5px; color: var(--body); line-height: 1.65; max-width: 72ch; margin: 14px 0 26px; }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; padding-top: 30px; }
  .detail-hero, .detail-grid, .dh-card-top { grid-template-columns: 1fr; }
  .bigfoot-grid { grid-template-columns: 1fr 1fr; }
  .topbar { flex-wrap: wrap; gap: 14px 22px; padding: 14px 20px; }
  .topnav { margin-left: 0; width: 100%; gap: 20px; overflow-x: auto; }
  .changed-row { grid-template-columns: 52px 1fr auto; }
  .changed-row .cr-icon, .changed-row .arr { display: none; }
  .dh-stats { grid-template-columns: repeat(2, 1fr); }
}