@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@500;600;700;800&display=swap');

:root {
  --indigo: #6C2BFF;
  --indigo-dark: #4B14D9;
  --indigo-deep: #1A1040;
  --indigo-soft: #F0EAFF;
  --mint: #5EF2C2;
  --mint-deep: #12C99A;
  --mint-soft: #E8FFF6;
  --white: #FFFFFF;
  --text: #1A1040;
  --danger: #E23D6F;
  --warn: #FFF4E0;

  /* Coinbase-like system: indigo = primary action, mint = success/energy,
     quiet neutrals for structure, soft color washes for atmosphere. */
  --surface: #FAFAFA;
  --border: #E8E8EC;
  --border-strong: #D4D4D8;
  --text-secondary: #6B6B76;
  --shadow-sm: 0 1px 2px rgba(26, 16, 64, 0.04);
  --shadow-md: 0 8px 24px rgba(26, 16, 64, 0.08);
  --radius: 16px;
  --radius-sm: 12px;
  --pill: 999px;
  --font-display: "Plus Jakarta Sans", "Avenir Next", sans-serif;
  --font-body: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(ellipse 90% 55% at 0% -10%, rgba(94, 242, 194, 0.22), transparent 55%),
    radial-gradient(ellipse 70% 45% at 100% 0%, rgba(108, 43, 255, 0.10), transparent 50%),
    var(--surface);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "tnum" 1;
  min-height: 100vh;
}

h1 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.035em;
  margin: 0 0 0.35rem;
  color: var(--indigo-deep);
}

h2 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
  color: var(--text);
}

.subtitle, .note, .muted, .helper, .stat-label, .footer-link {
  color: var(--text-secondary);
  font-weight: 500;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 16px;
  color: var(--indigo-deep);
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: linear-gradient(145deg, var(--indigo) 0%, var(--indigo-dark) 55%, var(--mint-deep) 140%);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(108, 43, 255, 0.25);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1120px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
}
.site-nav .brand { margin: 0; }
.site-nav .nav-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  padding: 10px 18px;
  border-radius: var(--pill);
  border: 1px solid var(--border-strong);
  background: var(--white);
}
.site-nav .nav-link:hover {
  text-decoration: none;
  background: var(--surface);
  border-color: var(--indigo);
}

.page-shell {
  max-width: 920px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 4rem;
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
}

label, .label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin: 14px 0 8px;
  color: var(--text);
}

.helper {
  font-size: 12px;
  font-weight: 500;
  margin: 4px 0 0;
  color: var(--text-secondary);
}

input, textarea, select {
  width: 100%;
  height: 48px;
  padding: 0 14px;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: inherit;
  background: var(--white);
  color: var(--text);
  outline: none;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}

textarea { height: 100px; padding: 12px 14px; resize: vertical; }

input:focus, textarea:focus {
  border-color: var(--indigo);
  box-shadow: 0 0 0 4px rgba(108, 43, 255, 0.12);
}

button {
  height: 44px;
  padding: 0 18px;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--pill);
  background: var(--white);
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  font-family: var(--font-display);
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease, box-shadow 0.12s ease;
}

button:hover {
  background: var(--indigo-soft);
  border-color: var(--indigo);
}

button.primary {
  background: var(--indigo);
  color: var(--white);
  border-color: var(--indigo);
  box-shadow: 0 6px 16px rgba(108, 43, 255, 0.22);
}
button.primary:hover {
  background: var(--indigo-dark);
  border-color: var(--indigo-dark);
}

button.danger {
  color: var(--danger);
  border-color: #F5C2D0;
  background: var(--white);
}
button.danger:hover { background: #FFF5F7; }

button.small { height: 34px; font-size: 12px; padding: 0 14px; }
button:disabled { opacity: 0.45; cursor: not-allowed; box-shadow: none; }

a { color: var(--indigo); font-weight: 600; text-decoration: none; }
a:hover { text-decoration: underline; }

pre, .key-box, code {
  background: var(--indigo-soft);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
}

pre {
  padding: 14px;
  font-size: 12px;
  overflow-x: auto;
  margin: 0 0 1rem;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text);
  background: #F7F5FC;
  border: 1px solid var(--border);
}

code {
  font-size: 12px;
  padding: 2px 7px;
  word-break: break-all;
  border: none;
  background: var(--indigo-soft);
  color: var(--indigo-dark);
}

.key-box {
  padding: 14px;
  font-size: 12px;
  word-break: break-all;
  background: #F7F5FC;
  border: 1px solid var(--border);
}

.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.hidden { display: none; }
.error, .fail, .text-danger { color: var(--danger); font-weight: 700; }
.pass, .text-success { color: var(--mint-deep); font-weight: 700; }

.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--pill);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.badge-pending { background: #FFF4D6; color: #8A6D00; }
.badge-held_for_review { background: #FDE8EF; color: #B0154C; }
.badge-paid, .badge-connected, .badge-active {
  background: var(--mint);
  color: var(--indigo-deep);
}
.badge-failed { background: #FDE3EA; color: var(--danger); }
.badge-rejected, .badge-not-connected {
  background: var(--surface);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.badge-trialing { background: var(--indigo-soft); color: var(--indigo-dark); }

.stat {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--indigo-deep);
  font-variant-numeric: tabular-nums;
}
.stat-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-top: 2px;
}
.stat-row { display: flex; gap: 32px; margin-bottom: 8px; }

.tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--pill);
  margin-bottom: 1.5rem;
  padding: 6px;
  box-shadow: var(--shadow-sm);
}

.tab-btn {
  border: none;
  border-radius: var(--pill);
  background: transparent;
  padding: 10px 16px;
  margin: 0;
  height: auto;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 13px;
  box-shadow: none;
}
.tab-btn:hover {
  background: var(--indigo-soft);
  color: var(--indigo);
  border-color: transparent;
}
.tab-btn.active {
  color: var(--white);
  background: var(--indigo);
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(108, 43, 255, 0.25);
}

.path-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 8px; }
.path-btn {
  height: auto;
  text-align: left;
  padding: 16px;
  border-radius: var(--radius);
  background: var(--white);
  color: var(--text);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.path-btn:hover { border-color: var(--indigo); background: var(--white); }
.path-btn.active {
  background: var(--indigo);
  color: var(--white);
  border-color: var(--indigo);
}
.path-btn strong {
  display: block;
  font-size: 15px;
  margin-bottom: 6px;
  font-weight: 700;
  font-family: var(--font-display);
}
.path-btn span { font-size: 12px; font-weight: 500; opacity: 0.8; }

.preview-ok { background: var(--mint-soft); border-color: var(--mint-deep); }
.preview-warn { background: var(--warn); border-color: #E8C468; }

.stack-btn { margin: 0 8px 12px 0; }
.stack-btn.active {
  background: var(--indigo);
  color: var(--white);
  border-color: var(--indigo);
}

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  gap: 12px;
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }

table { width: 100%; border-collapse: collapse; font-size: 13px; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 12px 6px; border-bottom: 1px solid var(--border); }
th {
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
tr:last-child td { border-bottom: none; }

.step-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--indigo);
  font-weight: 700;
  margin-bottom: 6px;
}

.auth-wrap {
  max-width: 420px;
  margin: 3.5rem auto;
  padding: 0 1.25rem 3rem;
}
.auth-wrap .card {
  border-radius: 20px;
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
}
.auth-wrap .primary {
  width: 100%;
  height: 48px;
}
.auth-wrap label {
  text-transform: none;
  letter-spacing: normal;
}

@media (max-width: 640px) {
  .path-grid { grid-template-columns: 1fr; }
  h1 { font-size: 24px; }
  .stat { font-size: 26px; }
  .tabs { border-radius: 18px; }
}