:root {
  --bg: #fbfbfa;
  --panel: #ffffff;
  --sunk: #f3f3f1;
  --line: #e6e5e1;
  --line-strong: #d4d3ce;
  --text: #17171a;
  --muted: #64646b;
  --faint: #8d8d94;
  --accent: #e8650e;
  --accent-ink: #ffffff;
  --accent-soft: #fdeee3;
  --good: #1f8a4c;
  --good-soft: #e3f4ea;
  --warn: #a86400;
  --warn-soft: #fbf0db;
  --bad: #c2352b;
  --bad-soft: #fae6e4;
  --code-bg: #16161a;
  --code-ink: #e9e9ec;
  --radius: 10px;
  --mono: ui-monospace, 'SF Mono', 'JetBrains Mono', Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color-scheme: light;
}
:root[data-program='frc'] { --accent: #1468c8; --accent-soft: #e4eefa; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #0e0e10; --panel: #151518; --sunk: #1b1b1f; --line: #26262b; --line-strong: #34343a;
    --text: #ececef; --muted: #a0a0a8; --faint: #74747c;
    --accent: #ff7a26; --accent-soft: #2a1a10;
    --good: #45c27a; --good-soft: #13261b; --warn: #e0a440; --warn-soft: #2a2112; --bad: #f0675c; --bad-soft: #2c1513;
    --code-bg: #0a0a0c;
    color-scheme: dark;
  }
  :root:not([data-theme='light'])[data-program='frc'] { --accent: #4f97ec; --accent-soft: #10213a; }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--text); font: 15px/1.55 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
code, pre, .mono { font-family: var(--mono); font-size: 0.88em; }
:not(pre) > code { background: var(--sunk); border: 1px solid var(--line); padding: 1px 5px; border-radius: 5px; }
pre { background: var(--code-bg); color: var(--code-ink); padding: 14px 16px; border-radius: var(--radius); overflow-x: auto; line-height: 1.5; margin: 12px 0; }
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.015em; margin: 0; }
h2 { font-size: 22px; }
h3 { font-size: 16px; }
p { margin: 8px 0; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* nav */
.nav { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 22px; height: 58px; }
.brand { display: flex; align-items: center; gap: 9px; font-weight: 650; text-decoration: none; letter-spacing: -0.01em; }
.brand .mark { width: 26px; height: 26px; border-radius: 7px; background: var(--accent); color: var(--accent-ink); display: grid; place-items: center; font: 700 11px/1 var(--mono); }
.nav nav { display: flex; gap: 4px; margin-left: 8px; }
.nav nav a { text-decoration: none; color: var(--muted); padding: 6px 10px; border-radius: 7px; font-size: 14px; }
.nav nav a:hover, .nav nav a[aria-current] { color: var(--text); background: var(--sunk); }
.nav .right { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.switch { font-size: 13px; color: var(--muted); text-decoration: none; border: 1px solid var(--line); padding: 4px 9px; border-radius: 999px; }
.switch:hover { color: var(--text); border-color: var(--line-strong); }

/* buttons + inputs */
.btn { display: inline-flex; align-items: center; gap: 7px; justify-content: center; font: 550 14px/1 var(--sans); padding: 9px 14px; border-radius: 8px; border: 1px solid var(--line-strong); background: var(--panel); color: var(--text); cursor: pointer; text-decoration: none; white-space: nowrap; }
.btn:hover { border-color: var(--faint); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.06); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn.ghost:hover { background: var(--sunk); color: var(--text); }
.btn.danger { color: var(--bad); }
.btn.small { padding: 6px 10px; font-size: 13px; }
.btn:disabled { opacity: 0.55; cursor: default; }
input, select, textarea { font: 14px/1.4 var(--sans); color: var(--text); background: var(--panel); border: 1px solid var(--line-strong); border-radius: 8px; padding: 9px 11px; width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--accent) 40%, transparent); outline-offset: 1px; border-color: var(--accent); }
label { display: block; font-size: 13px; font-weight: 550; margin-bottom: 5px; }
.field { margin-bottom: 12px; }
.hint { font-size: 12.5px; color: var(--faint); margin-top: 4px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.checks { display: flex; flex-wrap: wrap; gap: 6px 14px; }
.checks label { display: flex; align-items: center; gap: 6px; font-weight: 450; margin: 0; font-size: 13.5px; }
.checks input { width: auto; }

/* cards + tables */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; }
.card > header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 18px; border-bottom: 1px solid var(--line); }
.card > .body { padding: 16px 18px; }
.card + .card { margin-top: 18px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; font-weight: 550; color: var(--faint); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; padding: 10px 18px; border-bottom: 1px solid var(--line); }
td { padding: 11px 18px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
.table-wrap { overflow-x: auto; }
.empty { padding: 26px 18px; color: var(--muted); text-align: center; font-size: 14px; }

.pill { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; padding: 3px 8px; border-radius: 999px; background: var(--sunk); color: var(--muted); white-space: nowrap; }
.pill.good { background: var(--good-soft); color: var(--good); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }
.pill.accent { background: var(--accent-soft); color: var(--accent); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.dot.pulse { animation: pulse 1.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: 0.25; } }

.notice { border: 1px solid var(--line); background: var(--sunk); border-radius: 10px; padding: 12px 14px; font-size: 14px; }
.notice.warn { border-color: color-mix(in srgb, var(--warn) 35%, transparent); background: var(--warn-soft); }
.notice.good { border-color: color-mix(in srgb, var(--good) 35%, transparent); background: var(--good-soft); }

.secret { display: flex; gap: 8px; align-items: center; background: var(--sunk); border: 1px solid var(--line); border-radius: 8px; padding: 8px 8px 8px 12px; font-family: var(--mono); font-size: 13px; word-break: break-all; }
.secret span { flex: 1; }

footer.site { border-top: 1px solid var(--line); margin-top: 72px; padding: 26px 0 40px; color: var(--faint); font-size: 13px; }
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 8px 22px; justify-content: space-between; }

/* landing */
.hero { padding: 76px 0 42px; }
.hero .eyebrow { display: inline-flex; gap: 8px; align-items: center; font-size: 13px; color: var(--muted); border: 1px solid var(--line); padding: 4px 10px 4px 8px; border-radius: 999px; background: var(--panel); }
.hero h1 { font-size: clamp(34px, 5.4vw, 56px); margin: 20px 0 14px; letter-spacing: -0.03em; max-width: 14ch; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p.lede { font-size: 18px; color: var(--muted); max-width: 58ch; }
.hero .cta { display: flex; gap: 10px; margin-top: 26px; flex-wrap: wrap; }
.swap { margin-top: 38px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.swap .side { border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; background: var(--panel); }
.swap .side .label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--faint); margin-bottom: 6px; }
.swap .side.ours { border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.swap code { background: none; border: 0; padding: 0; font-size: 14px; word-break: break-all; }
.swap s { color: var(--faint); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; margin-top: 36px; }
.stats > div { background: var(--panel); padding: 16px 18px; }
.stats .n { font-size: 26px; font-weight: 650; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.stats .l { font-size: 13px; color: var(--muted); }
.section { padding: 54px 0 0; }
.section > h2 { margin-bottom: 6px; }
.section > p.muted { max-width: 64ch; }
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 22px; }
.feature { border: 1px solid var(--line); border-radius: 12px; padding: 18px; background: var(--panel); }
.feature h3 { margin-bottom: 6px; }
.feature p { color: var(--muted); font-size: 14px; margin: 0; }
.tiers { margin-top: 22px; }
.tiers td:first-child { font-family: var(--mono); font-weight: 600; white-space: nowrap; }

/* docs */
.docs { display: grid; grid-template-columns: 210px 1fr; gap: 40px; padding-top: 34px; }
.docs aside { position: sticky; top: 80px; align-self: start; font-size: 14px; }
.docs aside a { display: block; text-decoration: none; color: var(--muted); padding: 5px 0; }
.docs aside a:hover { color: var(--text); }
.docs article h2 { margin: 44px 0 10px; padding-top: 6px; }
.docs article h2:first-child { margin-top: 0; }
.docs article h3 { margin: 24px 0 6px; }
.docs article table { border: 1px solid var(--line); border-radius: 10px; overflow: hidden; display: table; margin: 12px 0; background: var(--panel); }
.docs article td, .docs article th { padding: 9px 14px; }
.docs article ul { padding-left: 20px; }

/* status */
.progs { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 24px; }
.kv { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.kv > div { background: var(--sunk); border-radius: 9px; padding: 10px 12px; }
.kv .n { font-size: 20px; font-weight: 650; font-variant-numeric: tabular-nums; }
.kv .l { font-size: 12px; color: var(--muted); }
.bars { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 14px; }
.ev-name { font-weight: 550; }
.ev-code { font-family: var(--mono); font-size: 12px; color: var(--faint); }
.countdown { font-variant-numeric: tabular-nums; font-family: var(--mono); font-size: 13px; }

/* dashboard */
.dash { padding: 32px 0; }
.dash-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 22px; }
.who { display: flex; align-items: center; gap: 10px; }
.who img { width: 34px; height: 34px; border-radius: 50%; background: var(--sunk); object-fit: cover; }
.signin { max-width: 440px; margin: 70px auto; text-align: center; }
.signin .card { padding: 30px; }
.row-actions { display: flex; gap: 4px; justify-content: flex-end; flex-wrap: wrap; }
dialog { border: 1px solid var(--line); border-radius: 14px; padding: 0; background: var(--panel); color: var(--text); width: min(720px, calc(100vw - 32px)); max-height: 82vh; }
dialog::backdrop { background: rgba(0, 0, 0, 0.45); }
dialog header { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--line); }
dialog .body { padding: 16px 18px; overflow: auto; max-height: calc(82vh - 60px); }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 9px; font-size: 14px; z-index: 50; opacity: 0; transition: opacity 0.2s; pointer-events: none; }
.toast.show { opacity: 1; }

@media (max-width: 860px) {
  .features, .progs { grid-template-columns: 1fr; }
  .stats, .kv { grid-template-columns: 1fr 1fr; }
  .docs { grid-template-columns: 1fr; }
  .docs aside { display: none; }
  .swap, .grid2, .grid3 { grid-template-columns: 1fr; }
  .nav nav a.hide-sm { display: none; }
}
@media (max-width: 520px) {
  .nav .wrap { gap: 10px; }
  .nav nav { margin-left: 0; }
  .switch { display: none; }
  td, th { padding-left: 12px; padding-right: 12px; }
}
.progs .card + .card { margin-top: 0; }
.row-actions { flex-wrap: nowrap; }