/* Cryptozon — dark luxury fintech theme.
   Black + subtle gradients, neon green + gold accents, mobile-first. */
:root {
  --bg-0: #06090c;
  --bg-1: #0b1116;
  --bg-2: #111921;
  --bg-3: #1a2530;
  --fg-0: #e9eef3;
  --fg-1: #a9b4c0;
  --fg-2: #6d7884;
  --neon: #29ffaa;
  --neon-dim: #1abf7e;
  --gold: #f5c66b;
  --gold-2: #d49e3a;
  --danger: #ff6b6b;
  --warn: #ffcc66;
  --border: #1f2c38;
  --radius: 14px;
  --maxw: 1140px;
  --grad-hero: radial-gradient(1200px 600px at 10% -10%, rgba(41,255,170,.10), transparent 60%),
               radial-gradient(900px 500px at 110% 10%, rgba(245,198,107,.10), transparent 60%);
}
[data-theme="light"] {
  --bg-0: #f7f8fa; --bg-1: #ffffff; --bg-2: #f0f3f6; --bg-3: #e5ebf1;
  --fg-0: #0b1116; --fg-1: #36424f; --fg-2: #6d7884; --border: #d6dde4;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg-0); color: var(--fg-0);
  font-family: ui-sans-serif, system-ui, -apple-system, "Inter", "Segoe UI", Roboto, sans-serif;
  font-size: 16px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
a { color: var(--neon); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: ui-monospace, "JetBrains Mono", Menlo, monospace; background: var(--bg-2); padding: 1px 6px; border-radius: 6px; }
.muted { color: var(--fg-2); }
.gold { color: var(--gold); }
.grad { background: linear-gradient(90deg, var(--neon), var(--gold)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.inline { display: inline; }
.mt { margin-top: 1rem; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 24px 18px 60px; }
.ticker { background: linear-gradient(90deg, #0a1216 0%, #0d1a22 50%, #0a1216 100%);
  border-bottom: 1px solid var(--border); font-size: 13px; color: var(--fg-1); overflow: hidden; }
.ticker-inner { max-width: var(--maxw); margin: 0 auto; padding: 8px 18px;
  display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.sep { color: var(--fg-2); }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
.dot-green { background: var(--neon); box-shadow: 0 0 8px var(--neon); }

.nav { max-width: var(--maxw); margin: 0 auto; padding: 14px 18px;
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 20px; color: var(--fg-0); }
.brand-mark { color: var(--neon); font-size: 24px; text-shadow: 0 0 12px rgba(41,255,170,.6); }
.brand-text { display: inline-flex; flex-direction: column; line-height: 1.05; }
.brand-tagline { font-size: 10px; font-weight: 500; letter-spacing: .06em; text-transform: uppercase; color: var(--fg-2); margin-top: 1px; }
.brand.small { font-size: 16px; }
.nav-links { display: flex; gap: 16px; margin-left: 8px; flex-wrap: wrap; }
.nav-links a { color: var(--fg-1); }
.nav-links a.active, .nav-links a:hover { color: var(--neon); text-decoration: none; }
.nav-auth { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 16px; border-radius: 10px; border: 1px solid var(--border); background: var(--bg-2);
  color: var(--fg-0); cursor: pointer; font-weight: 600; font-size: 14px; transition: transform .08s ease, background .15s ease, border-color .15s ease; }
.btn:hover { border-color: var(--neon-dim); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: linear-gradient(135deg, var(--neon), var(--neon-dim)); color: #06120c; border: none; }
.btn-primary:hover { filter: brightness(1.05); text-decoration: none; }
.btn-ghost { background: transparent; }
.btn-xl { padding: 14px 22px; font-size: 16px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

.flash { max-width: var(--maxw); margin: 12px auto 0; padding: 10px 14px;
  border-radius: 10px; border: 1px solid var(--border); background: var(--bg-2); }
.flash-success { border-color: var(--neon-dim); background: rgba(41,255,170,.06); }
.flash-error { border-color: var(--danger); background: rgba(255,107,107,.06); }
.flash-info { border-color: var(--gold-2); background: rgba(245,198,107,.06); }

.hero { position: relative; padding: 56px 0 24px; overflow: hidden; }
.hero-sm { padding: 32px 0 8px; }
.hero-bg { position: absolute; inset: -40px; background: var(--grad-hero); pointer-events: none; }
.hero-inner { position: relative; }
.eyebrow { display: inline-flex; align-items: center; padding: 4px 10px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--bg-2); color: var(--fg-1); font-size: 12px; }
h1 { font-size: clamp(28px, 4.6vw, 52px); line-height: 1.1; margin: 14px 0 12px; letter-spacing: -.02em; }
h2 { font-size: clamp(20px, 2.4vw, 28px); margin: 36px 0 14px; letter-spacing: -.01em; }
h3 { font-size: 18px; margin: 18px 0 8px; }
.lede { font-size: 18px; color: var(--fg-1); max-width: 720px; }
.hero-cta { display: flex; gap: 10px; flex-wrap: wrap; margin: 18px 0 22px; }
.coin-strip { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.coin { padding: 6px 10px; border-radius: 999px; border: 1px solid var(--border); background: var(--bg-2);
  color: var(--fg-2); font-weight: 700; font-size: 12px; letter-spacing: .04em; }
.coin-on { color: var(--neon); border-color: var(--neon-dim); box-shadow: 0 0 16px rgba(41,255,170,.15) inset; }
.coin-hint { color: var(--fg-2); font-size: 12px; margin-left: 4px; }

.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.step { background: var(--bg-1); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.step .num { width: 32px; height: 32px; border-radius: 50%; background: var(--bg-3); color: var(--gold);
  display: inline-flex; align-items: center; justify-content: center; font-weight: 800; margin-bottom: 8px; }

.trust { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-top: 24px; }
.trust-item { background: var(--bg-1); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.trust-item h3 { margin-top: 0; color: var(--neon); }

.feed-list { list-style: none; padding: 0; margin: 0; }
.feed-list li { display: grid; grid-template-columns: 140px 1fr 180px; gap: 12px; padding: 10px 0;
  border-bottom: 1px solid var(--border); }
.feed-list .oid { color: var(--gold); font-family: ui-monospace, monospace; font-size: 13px; }
.feed-list .ostatus { text-align: right; color: var(--fg-1); text-transform: capitalize; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.card { background: var(--bg-1); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 16px; }
.card-page { background: var(--bg-1); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; max-width: 720px; margin: 24px auto; }

.calc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; margin: 12px 0; }
.calc-out { font-size: 18px; }
.calc-out .total { color: var(--neon); font-weight: 800; }
.calc-out .fee { color: var(--gold); }

details { background: var(--bg-1); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 16px; margin: 8px 0; }
details summary { cursor: pointer; font-weight: 600; }
details[open] summary { color: var(--neon); }

.form { display: flex; flex-direction: column; gap: 10px; }
.form label { display: flex; flex-direction: column; gap: 6px; color: var(--fg-1); font-size: 13px; }
.form input, .form textarea, .form select { background: var(--bg-2); border: 1px solid var(--border); color: var(--fg-0);
  padding: 10px 12px; border-radius: 10px; font: inherit; }
.form input:focus, .form textarea:focus, .form select:focus { outline: none; border-color: var(--neon-dim); box-shadow: 0 0 0 2px rgba(41,255,170,.15); }
.form button[type=submit] { align-self: flex-start; }
.inline-form { flex-direction: row; flex-wrap: wrap; align-items: end; gap: 8px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.grid-2 .col-2 { grid-column: 1 / -1; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 10px; }

.checkout-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 16px; }
@media (max-width: 880px) { .checkout-grid, .grid-2 { grid-template-columns: 1fr; } }
.product { display: flex; gap: 14px; }
.product-img { width: 120px; height: 120px; object-fit: contain; background: var(--bg-2); border-radius: 10px; }

.receipt { width: 100%; border-collapse: collapse; }
.receipt td { padding: 6px 0; border-bottom: 1px dashed var(--border); }
.receipt td:last-child { text-align: right; font-variant-numeric: tabular-nums; }
.receipt .fee td { color: var(--gold); }
.receipt .total td { font-weight: 800; color: var(--neon); font-size: 18px; border-bottom: none; padding-top: 10px; }

.pay-grid { display: grid; grid-template-columns: 320px 1fr; gap: 16px; }
@media (max-width: 720px) { .pay-grid { grid-template-columns: 1fr; } }
.pay-qr { text-align: center; }
.addr { display: block; word-break: break-all; background: var(--bg-2); padding: 10px 12px; border-radius: 10px; margin: 6px 0; }
.addr.small { font-size: 12px; }
.copy { margin-bottom: 12px; }

.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { padding: 10px 8px; text-align: left; border-bottom: 1px solid var(--border); }
.table th { color: var(--fg-2); font-weight: 600; text-transform: uppercase; font-size: 11px; letter-spacing: .06em; }

.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; border: 1px solid var(--border); background: var(--bg-2); color: var(--fg-1); text-transform: capitalize; }
.pill-awaiting_payment { color: var(--gold); border-color: var(--gold-2); }
.pill-payment_confirmed, .pill-processing, .pill-ordered_from_amazon, .pill-shipped { color: var(--neon); border-color: var(--neon-dim); }
.pill-delivered { color: var(--neon); background: rgba(41,255,170,.1); border-color: var(--neon-dim); }
.pill-refunded, .pill-cancelled { color: var(--fg-2); }
.pill-flagged { color: #fff; background: var(--danger); border-color: var(--danger); }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-bottom: 18px; }
.stat { background: var(--bg-1); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.stat-n { font-size: 24px; font-weight: 800; }
.stat-l { color: var(--fg-2); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }

.nav-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.nav-card { background: var(--bg-1); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; color: var(--fg-0); font-weight: 700; }
.nav-card:hover { border-color: var(--neon-dim); text-decoration: none; }

.timeline { list-style: none; padding: 0; }
.timeline li { padding: 8px 0; border-bottom: 1px solid var(--border); display: grid; grid-template-columns: 180px 1fr 180px; gap: 8px; }
.timeline .t-time { color: var(--fg-2); font-size: 13px; }
.timeline .t-status { font-weight: 700; }
.timeline .t-actor { color: var(--fg-2); font-size: 12px; text-align: right; }
.timeline .t-note { color: var(--fg-1); }

.addr-list { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.addr-list li { background: var(--bg-2); border: 1px solid var(--border); border-radius: 10px; padding: 12px; }

.footer { background: var(--bg-1); border-top: 1px solid var(--border); margin-top: 50px; padding: 30px 0; }
.footer-grid { max-width: var(--maxw); margin: 0 auto; padding: 0 18px;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 16px; }
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer h4 { margin: 0 0 8px; color: var(--fg-1); font-size: 13px; text-transform: uppercase; letter-spacing: .08em; }
.footer a { display: block; color: var(--fg-1); padding: 3px 0; }
.footer a:hover { color: var(--neon); }
.footer-bottom { max-width: var(--maxw); margin: 18px auto 0; padding: 12px 18px 0; border-top: 1px solid var(--border); color: var(--fg-2); font-size: 13px; }

.err { background: var(--bg-2); padding: 10px; border-radius: 8px; color: var(--danger); white-space: pre-wrap; }
@keyframes fadein { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.card, .step, .trust-item, .stat, .nav-card, .card-page { animation: fadein .22s ease both; }