/* ============================================================
   Stabality design system — light, clean, one confident accent
   ============================================================ */
:root {
  --bg: #f7f8fa;
  --surface: #ffffff;
  --surface-2: #f1f3f6;
  --border: #e4e7ec;
  --text: #0f172a;
  --text-2: #475467;
  --text-3: #98a2b3;
  --accent: #0b5cff;
  --accent-hover: #0847c4;
  --accent-soft: #e8f0ff;
  --success: #12805c;
  --success-soft: #e3f5ee;
  --warning: #b54708;
  --warning-soft: #fff4e5;
  --danger: #b42318;
  --danger-soft: #fdecec;
  --radius: 12px;
  --radius-lg: 18px;
  --shadow: 0 1px 2px rgba(16,24,40,.05), 0 1px 3px rgba(16,24,40,.06);
  --shadow-lg: 0 12px 32px -8px rgba(16,24,40,.14);
  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); font-size: 15px; line-height: 1.55; color: var(--text); background: var(--bg); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { margin: 0 0 .5em; line-height: 1.2; letter-spacing: -.01em; font-weight: 650; }
h1 { font-size: 2.1rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
code, .mono { font-family: var(--mono); font-size: .9em; }
img { max-width: 100%; }
.muted { color: var(--text-2); }
.small { font-size: .875rem; }
.tiny { font-size: .78rem; }
.right { text-align: right; }
.center { text-align: center; }
.hide { display: none !important; }
.nowrap { white-space: nowrap; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---- Layout ---- */
.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 640px; }
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 860px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }
.stack > * + * { margin-top: 16px; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.spacer { flex: 1; }
.mt-1 { margin-top: 8px; } .mt-2 { margin-top: 16px; } .mt-3 { margin-top: 24px; } .mt-4 { margin-top: 40px; }
.mb-1 { margin-bottom: 8px; } .mb-2 { margin-bottom: 16px; } .mb-3 { margin-bottom: 24px; }

/* ---- Cards ---- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow); }
.card.tight { padding: 16px 20px; }
.card-title { font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--text-3); font-weight: 600; margin-bottom: 8px; }
.card.accent { background: linear-gradient(135deg, #0b5cff 0%, #2f7bff 60%, #5a95ff 100%); color: #fff; border: 0; }
.card.accent .card-title, .card.accent .muted { color: rgba(255,255,255,.75); }

/* ---- Buttons ---- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 18px; border-radius: 10px; border: 1px solid transparent; font: inherit; font-weight: 600; cursor: pointer; background: var(--accent); color: #fff; transition: background .15s, box-shadow .15s; line-height: 1.2; text-decoration: none !important; }
.btn:hover { background: var(--accent-hover); }
.btn:focus-visible { outline: 3px solid rgba(11,92,255,.35); outline-offset: 1px; }
.btn.secondary { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn.secondary:hover { background: var(--surface-2); }
.btn.ghost { background: transparent; color: var(--accent); }
.btn.ghost:hover { background: var(--accent-soft); }
.btn.danger { background: var(--danger); }
.btn.danger:hover { background: #8f1c14; }
.btn.light { background: #fff; color: var(--accent); }
.btn.light:hover { background: #eef3ff; }
.btn.lg { padding: 14px 24px; font-size: 1.05rem; border-radius: 12px; }
.btn.sm { padding: 6px 12px; font-size: .85rem; border-radius: 8px; }
.btn.block { width: 100%; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* ---- Forms ---- */
label { display: block; font-size: .875rem; font-weight: 600; margin-bottom: 6px; color: var(--text); }
.field { margin-bottom: 18px; }
.field .help { font-size: .8rem; color: var(--text-3); margin-top: 6px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=date], input[type=tel], select, textarea {
  width: 100%; padding: 11px 14px; border: 1px solid var(--border); border-radius: 10px; font: inherit; background: var(--surface); color: var(--text); transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(11,92,255,.15); }
input.mono { font-family: var(--mono); }
.input-group { display: flex; align-items: stretch; }
.input-group .prefix { display: flex; align-items: center; padding: 0 14px; border: 1px solid var(--border); border-right: 0; border-radius: 10px 0 0 10px; background: var(--surface-2); color: var(--text-2); font-weight: 600; }
.input-group input { border-radius: 0 10px 10px 0; }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; font-size: .9rem; }
.check input { margin-top: 3px; }
.amount-input { font-size: 2rem; font-weight: 650; letter-spacing: -.02em; padding: 12px 16px; }
.code-input { font-family: var(--mono); font-size: 1.6rem; letter-spacing: .4em; text-align: center; }

/* ---- Alerts ---- */
.alert { padding: 12px 16px; border-radius: 10px; border: 1px solid; margin-bottom: 14px; font-size: .92rem; display: flex; gap: 10px; }
.alert.success { background: var(--success-soft); border-color: #b7e4cf; color: var(--success); }
.alert.error { background: var(--danger-soft); border-color: #f5c2c0; color: var(--danger); }
.alert.warning { background: var(--warning-soft); border-color: #fcd9a8; color: var(--warning); }
.alert.info { background: var(--accent-soft); border-color: #c6d8ff; color: var(--accent-hover); }

/* ---- Badges ---- */
.badge { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: .74rem; font-weight: 600; letter-spacing: .02em; background: var(--surface-2); color: var(--text-2); }
.badge.success { background: var(--success-soft); color: var(--success); }
.badge.warning { background: var(--warning-soft); color: var(--warning); }
.badge.danger { background: var(--danger-soft); color: var(--danger); }
.badge.accent { background: var(--accent-soft); color: var(--accent); }

/* ---- Tables ---- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-size: .74rem; text-transform: uppercase; letter-spacing: .06em; color: var(--text-3); font-weight: 600; }
tr:last-child td { border-bottom: 0; }
td.amt { font-variant-numeric: tabular-nums; font-weight: 600; white-space: nowrap; }
td.amt.in { color: var(--success); }
td.amt.out { color: var(--text); }

/* ---- Public nav ---- */
.nav { background: rgba(255,255,255,.85); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10; }
.nav .container { display: flex; align-items: center; height: 64px; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; color: var(--text); letter-spacing: -.01em; }
.brand:hover { text-decoration: none; }
.brand .mark { width: 30px; height: 30px; border-radius: 9px; background: var(--accent); display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 1rem; }
.nav-links { display: flex; gap: 22px; }
.nav-links a { color: var(--text-2); font-weight: 500; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
@media (max-width: 760px) { .nav-links { display: none; } }

/* ---- Marketing ---- */
.hero { padding: 96px 0 64px; text-align: center; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); letter-spacing: -.03em; max-width: 820px; margin: 0 auto 20px; font-weight: 700; }
.hero .lede { font-size: 1.2rem; color: var(--text-2); max-width: 640px; margin: 0 auto 32px; }
.eyebrow { display: inline-block; font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--accent); margin-bottom: 14px; }
.section { padding: 64px 0; }
.section.alt { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.feature { padding: 28px; }
.feature .icon { width: 44px; height: 44px; border-radius: 12px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; margin-bottom: 16px; font-size: 1.3rem; }
.chain-pills { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.chain-pill { padding: 8px 14px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); font-weight: 600; font-size: .85rem; }
.stat-big { font-size: 3rem; font-weight: 700; letter-spacing: -.03em; line-height: 1; }
.mock { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: 24px; max-width: 440px; margin: 40px auto 0; text-align: left; }
.footer { padding: 40px 0; color: var(--text-3); font-size: .82rem; border-top: 1px solid var(--border); }
.footer a { color: var(--text-2); }
.steps { counter-reset: s; }
.step { display: grid; grid-template-columns: 44px 1fr; gap: 18px; padding: 20px 0; border-bottom: 1px solid var(--border); }
.step::before { counter-increment: s; content: counter(s); width: 36px; height: 36px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; display: grid; place-items: center; }
.step:last-child { border-bottom: 0; }

/* ---- Auth ---- */
.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: 40px 16px; }
.auth-card { width: 100%; max-width: 440px; }
.auth-card .card { padding: 32px; }

/* ---- App shell ---- */
.app { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar { background: var(--surface); border-right: 1px solid var(--border); padding: 20px 16px; display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh; }
.sidebar .brand { padding: 6px 10px 22px; }
.sidebar a.item { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 10px; color: var(--text-2); font-weight: 500; }
.sidebar a.item:hover { background: var(--surface-2); color: var(--text); text-decoration: none; }
.sidebar a.item.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.sidebar .item svg { width: 18px; height: 18px; }
.sidebar .section-label { font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text-3); padding: 16px 12px 6px; font-weight: 600; }
.sidebar .user { margin-top: auto; padding: 12px; border-top: 1px solid var(--border); display: flex; gap: 10px; align-items: center; }
.avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font-weight: 700; font-size: .85rem; flex-shrink: 0; }
.main { padding: 32px 36px 60px; max-width: 1080px; width: 100%; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.page-head h1 { font-size: 1.6rem; margin: 0; }
.topbar { display: none; }
@media (max-width: 900px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { position: fixed; inset: 0 auto 0 0; width: 260px; transform: translateX(-100%); transition: transform .2s; z-index: 30; box-shadow: var(--shadow-lg); }
  .sidebar.open { transform: none; }
  .topbar { display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 20; }
  .main { padding: 20px 16px 60px; }
  .hero { padding: 56px 0 40px; }
}

/* ---- Balance ---- */
.balance { font-size: 2.8rem; font-weight: 700; letter-spacing: -.03em; line-height: 1.05; font-variant-numeric: tabular-nums; }
.balance-sub { display: flex; gap: 20px; margin-top: 14px; flex-wrap: wrap; }
.balance-sub .k { font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; opacity: .75; }
.balance-sub .v { font-weight: 600; font-variant-numeric: tabular-nums; }
.equiv { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; background: rgba(255,255,255,.18); font-size: .85rem; font-weight: 600; margin-top: 10px; }
.stat { padding: 18px 20px; }
.stat .v { font-size: 1.45rem; font-weight: 700; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.stat .k { font-size: .78rem; color: var(--text-3); text-transform: uppercase; letter-spacing: .05em; font-weight: 600; }
.quick-actions { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
@media (max-width: 700px) { .quick-actions { grid-template-columns: repeat(2, 1fr); } }
.quick-actions a { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 16px 8px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); color: var(--text); font-weight: 600; font-size: .9rem; }
.quick-actions a:hover { border-color: var(--accent); text-decoration: none; }
.quick-actions .icon { width: 40px; height: 40px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; }

/* ---- Receive ---- */
.chain-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.chain-tabs a { padding: 8px 14px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); color: var(--text-2); font-weight: 600; font-size: .85rem; }
.chain-tabs a.active { background: var(--text); color: #fff; border-color: var(--text); }
.chain-tabs a:hover { text-decoration: none; }
.address-box { display: flex; gap: 10px; align-items: center; background: var(--surface-2); border: 1px dashed var(--border); border-radius: 10px; padding: 14px 16px; font-family: var(--mono); font-size: .9rem; word-break: break-all; }
.qr { width: 180px; height: 180px; image-rendering: pixelated; border: 1px solid var(--border); border-radius: 10px; background: #fff; padding: 8px; }

/* ---- Review ---- */
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 10px 16px; font-size: .95rem; }
.kv dt { color: var(--text-3); }
.kv dd { margin: 0; font-weight: 500; word-break: break-all; }
.backup-codes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; font-family: var(--mono); font-size: 1.05rem; }
.backup-codes span { background: var(--surface-2); padding: 10px 14px; border-radius: 8px; text-align: center; }

/* ---- Misc ---- */
.divider { height: 1px; background: var(--border); margin: 24px 0; }
.pagination { display: flex; gap: 6px; }
.pagination a, .pagination span { padding: 6px 12px; border-radius: 8px; border: 1px solid var(--border); font-size: .85rem; }
.pagination span.cur { background: var(--text); color: #fff; border-color: var(--text); }
details summary { cursor: pointer; font-weight: 600; }
.copy-btn { border: 1px solid var(--border); background: var(--surface); border-radius: 8px; padding: 6px 10px; cursor: pointer; font: inherit; font-size: .8rem; font-weight: 600; white-space: nowrap; }
.copy-btn:hover { background: var(--surface-2); }
.security-list li { margin-bottom: 8px; }
.faq details { border-bottom: 1px solid var(--border); padding: 14px 0; }
.faq p { margin: 10px 0 0; color: var(--text-2); }

/* ---- transactions surface ------------------------------------------- */
.filter-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px 12px; }
.filter-grid .field { margin: 0; }

.spark { width: 100%; height: 150px; display: block; }

.balance.is-neg { color: var(--danger); }

table.tx { width: 100%; border-collapse: collapse; }
table.tx thead th { font-size: .72rem; letter-spacing: .06em; text-transform: uppercase;
  color: var(--text-3); font-weight: 600; text-align: left; padding: 8px 10px;
  border-bottom: 1px solid var(--border); white-space: nowrap; }
table.tx tbody td { padding: 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
table.tx tbody tr:last-child td { border-bottom: none; }
table.tx tbody tr:hover { background: var(--surface-2); }
table.tx th.right, table.tx td.right { text-align: right; }
table.tx td.right.amt { font-variant-numeric: tabular-nums; }

.cat { display: inline-block; font-size: .78rem; font-weight: 500; padding: 2px 9px;
  border-radius: 999px; white-space: nowrap;
  color: var(--c, var(--text-2)); background: color-mix(in srgb, var(--c, #98a2b3) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--c, #98a2b3) 34%, transparent); }
.cat-none { --c: #98a2b3; font-style: italic; }

.bar-row { padding: 7px 0; }
.bar-row + .bar-row { border-top: 1px solid var(--border); }
.bar { height: 6px; border-radius: 999px; background: var(--surface-2); margin-top: 5px; overflow: hidden; }
.bar i { display: block; height: 100%; border-radius: 999px; }

.pill-link { display: inline-block; font-size: .8rem; padding: 3px 11px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text-2); }
.pill-link:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }

.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 1px;
  background: var(--border); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.detail-grid > div { background: var(--surface); padding: 12px 14px; }
.detail-grid .k { font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; color: var(--text-3);
  font-weight: 600; margin-bottom: 3px; }
.detail-grid .v { font-size: .95rem; font-weight: 550; word-break: break-word; }

.receipt-item { display: flex; align-items: center; gap: 10px; padding: 8px 0; }
.receipt-item + .receipt-item { border-top: 1px solid var(--border); }
.receipt-item .grow { flex: 1; min-width: 0; }