/* ZecBus standalone site — clean, dark, privacy-forward. Zcash gold #f4b728. */
:root {
	--bg: #0e1116;
	--bg-grad: radial-gradient(1200px 600px at 50% -200px, #1b2230 0%, #0e1116 60%);
	--panel: #161b22;
	--panel-2: #1b212b;
	--border: #2a313c;
	--text: #d7dee7;
	--muted: #8b95a3;
	--gold: #f4b728;
	--gold-dim: #b07f00;
	--green: #3fb950;
	--green-dim: #1f6f33;
	--amber: #d29922;
	--blue: #58a6ff;
	--radius: 12px;
	--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
	--sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	font-family: var(--sans);
	color: var(--text);
	background: var(--bg-grad), var(--bg);
	background-attachment: fixed;
	line-height: 1.55;
	-webkit-font-smoothing: antialiased;
}
a { color: var(--gold); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; }
.accent { color: var(--gold); }

/* Header */
.site-header {
	display: flex; align-items: center; justify-content: space-between;
	padding: 18px clamp(16px, 5vw, 48px);
	position: sticky; top: 0; z-index: 10;
	background: rgba(14, 17, 22, 0.78);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand__mark { font-size: 22px; }
.brand__accent { color: var(--gold); }
.site-nav { display: flex; gap: clamp(12px, 3vw, 28px); font-size: 15px; }
.site-nav a { color: var(--muted); }
.site-nav a:hover { color: var(--text); text-decoration: none; }

main { max-width: 960px; margin: 0 auto; padding: 0 clamp(16px, 5vw, 24px); }
section { padding: clamp(40px, 7vw, 72px) 0; border-bottom: 1px solid var(--border); }
section:last-of-type { border-bottom: 0; }
h2 { font-size: clamp(22px, 3.4vw, 30px); margin: 0 0 24px; }

/* Hero */
.hero { text-align: center; border-bottom: 1px solid var(--border); }
.hero__eyebrow { color: var(--gold); font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; font-size: 13px; margin: 0 0 12px; }
.hero h1 { font-size: clamp(34px, 6vw, 56px); margin: 0 0 18px; letter-spacing: -0.02em; }
.hero__lede { max-width: 680px; margin: 0 auto 28px; color: var(--text); font-size: clamp(16px, 2.2vw, 18px); }
.hero__cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero__trust { max-width: 620px; margin: 28px auto 0; color: var(--muted); font-size: 14px; }

/* Buttons */
.btn {
	display: inline-flex; align-items: center; gap: 6px;
	padding: 11px 18px; border-radius: 999px;
	border: 1px solid var(--border); background: var(--panel); color: var(--text);
	font-size: 15px; font-weight: 600; cursor: pointer; transition: transform .05s ease, background .15s ease, border-color .15s ease;
}
.btn:hover { border-color: var(--gold-dim); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--gold); color: #2a1f00; border-color: var(--gold); }
.btn--primary:hover { background: #ffce4d; }
.btn--primary:disabled { background: #3a3526; color: #7c745c; border-color: #3a3526; cursor: not-allowed; }
.btn--ghost { background: transparent; }
.linklike { background: none; border: 0; color: var(--gold); cursor: pointer; font: inherit; padding: 0; text-decoration: underline; }

/* Steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.steps li { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; position: relative; }
.steps__n { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--gold); color: #2a1f00; font-weight: 700; margin-bottom: 10px; }
.steps h3 { margin: 0 0 6px; font-size: 17px; }
.steps p { margin: 0; color: var(--muted); font-size: 14px; }

/* Board */
.board__head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 8px; }
.board__head h2 { margin: 0; }
.board__controls { display: flex; align-items: center; gap: 10px; }
.board__controls label { color: var(--muted); font-size: 14px; }
.board__status { color: var(--muted); font-size: 14px; margin: 4px 0 18px; }
select, input[type="number"], input[type="text"] {
	background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
	border-radius: 8px; padding: 9px 11px; font: inherit; font-size: 15px;
}
select:focus, input:focus { outline: 2px solid var(--gold-dim); outline-offset: 0; }

.bus-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.bus { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; display: flex; flex-direction: column; gap: 10px; }
.bus--mine { border-color: var(--green-dim); background: linear-gradient(var(--panel), #13211a); }
.bus__top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.bus__route { font-weight: 700; font-size: 16px; }
.bus__amount { font-family: var(--mono); font-size: 22px; color: var(--gold); }
.bus__amount small { color: var(--muted); font-size: 13px; }
.bus__seats { color: var(--muted); font-size: 14px; }
.bus__seats b { color: var(--text); }
.bus__priv { font-size: 13px; padding: 7px 10px; border-radius: 8px; background: var(--panel-2); color: var(--muted); }
.bus__priv--forming { color: var(--amber); }
.bus__priv--fair { color: var(--amber); }
.bus__priv--good, .bus__priv--strong { color: var(--green); }
.bus__priv--closed { color: var(--muted); }

.pill { font-size: 12px; padding: 3px 10px; border-radius: 999px; white-space: nowrap; border: 1px solid transparent; }
.pill--boarding { background: #3a2f12; color: #f0c462; border-color: #5a4716; }
.pill--ready { background: #12361f; color: #5fd97c; border-color: #1f6f33; }
.pill--departed { background: #11243a; color: #79b8ff; border-color: #1f4a7a; }
.pill--expired, .pill--cancelled { background: #21262d; color: var(--muted); border-color: var(--border); }

/* Join + seat */
.join { display: grid; gap: 20px; grid-template-columns: 1fr; }
.join__card, .seat-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.seat-card { border-color: var(--green-dim); }
.field-row { display: flex; gap: 14px; flex-wrap: wrap; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--muted); margin-bottom: 14px; flex: 1 1 140px; }
.field span { font-weight: 600; }
.field--amount input { font-family: var(--mono); font-size: 18px; }
.field--amount { flex-basis: 100%; }
.hint { min-height: 18px; font-size: 13px; color: var(--amber); margin: 0 0 8px; }
.chips { list-style: none; margin: 0 0 16px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chip { background: var(--panel-2); border: 1px solid var(--border); color: var(--text); border-radius: 999px; padding: 6px 14px; font-family: var(--mono); font-size: 14px; cursor: pointer; }
.chip:hover { border-color: var(--gold-dim); }
.chip--on { background: var(--gold); color: #2a1f00; border-color: var(--gold); }
.chip small { color: inherit; opacity: 0.7; margin-left: 4px; }
.join__detail { color: var(--muted); font-size: 13px; margin: 12px 0 0; }
.resume-box { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.resume-box input { flex: 1 1 180px; font-family: var(--mono); font-size: 13px; }

#seat-summary { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 12px; }
.seat-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; align-items: center; }
.seat-hint { color: var(--muted); font-size: 13px; }
.btn--leave { color: #ff7b72; border-color: #5a2a26; }
.token { background: var(--panel-2); border: 1px solid #5a4716; border-radius: 8px; padding: 12px 14px; margin-top: 6px; }
.token label { display: block; font-size: 13px; color: var(--amber); margin-bottom: 6px; }
.token__row { display: flex; gap: 8px; }
.token__row input { flex: 1; font-family: var(--mono); font-size: 13px; }
.token__note { font-size: 12px; color: var(--muted); margin: 8px 0 0; }

/* Caveats / MCP / soon */
.caveats__list { margin: 0; padding-left: 20px; color: var(--muted); display: grid; gap: 8px; }
.caveats__list li { font-size: 14px; }
.code { background: #0a0d12; border: 1px solid var(--border); border-radius: 8px; padding: 16px; overflow-x: auto; }
.code code { font-family: var(--mono); font-size: 13px; color: var(--blue); white-space: pre; }
.mcp__tools { color: var(--muted); }
.mcp__tools code, .mcp__example code, .soon code { font-family: var(--mono); font-size: 13px; color: var(--gold); background: var(--panel-2); padding: 1px 6px; border-radius: 5px; }
.mcp__example { color: var(--muted); font-size: 14px; }
.soon p { color: var(--text); max-width: 720px; }
.soon__next { color: var(--muted) !important; font-size: 14px; }

/* Footer */
.site-footer { max-width: 960px; margin: 0 auto; padding: 32px clamp(16px, 5vw, 24px) 56px; color: var(--muted); font-size: 13px; }
.site-footer__fine { font-size: 12px; opacity: 0.85; margin-top: 10px; }

.empty { color: var(--muted); font-style: italic; }
@media (min-width: 720px) { .join { grid-template-columns: 1fr 1fr; align-items: start; } }