:root {
  --bg: #0a0a0d;
  --surface: #131318;
  --surface-2: #1b1b22;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f2f2f5;
  --text-muted: #9a9aa5;
  --accent: #7c5cff;
  --accent-2: #34d3a4;
  --danger: #ff5c5c;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(circle at top, #16161d 0%, var(--bg) 60%);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }

.page { max-width: 1200px; margin: 0 auto; padding: 32px 24px 80px; }

/* Navbar */
.navbar {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(10, 10, 13, 0.75);
  border-bottom: 1px solid var(--border);
}
.navbar-inner {
  max-width: 1200px; margin: 0 auto; padding: 16px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand { font-size: 20px; font-weight: 700; letter-spacing: -0.5px; }
.brand span { color: var(--accent); }
.nav-links { display: flex; gap: 20px; flex: 1; }
.nav-links a { color: var(--text-muted); font-size: 14px; transition: color .2s; }
.nav-links a:hover { color: var(--text); }
.navbar-auth { display: flex; align-items: center; gap: 12px; }
.user-chip { font-size: 13px; color: var(--text-muted); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 18px; border-radius: 10px; border: none; cursor: pointer;
  font-size: 14px; font-weight: 600; transition: transform .15s, opacity .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-ghost { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }
.btn-danger { background: rgba(255, 92, 92, 0.15); color: var(--danger); border: 1px solid rgba(255,92,92,0.3); }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; transform: none; }

/* Hero */
.hero { text-align: center; padding: 60px 0 40px; }
.hero-content h1 { font-size: 42px; margin: 0 0 12px; letter-spacing: -1px; }
.hero-content h1 span { color: var(--accent-2); }
.hero-content p { color: var(--text-muted); margin: 0 0 28px; }
.hero-search { display: flex; gap: 10px; max-width: 480px; margin: 0 auto; }
.hero-search input {
  flex: 1; padding: 12px 16px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text);
}

/* Filters */
.filters {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: end;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; margin-bottom: 40px;
}
.filter-group { display: flex; flex-direction: column; gap: 6px; font-size: 12px; color: var(--text-muted); }
.filter-group input { padding: 9px 12px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface-2); color: var(--text); }
.filter-group.checkbox { flex-direction: row; align-items: center; gap: 8px; }

/* Sections & grid */
.section { margin-bottom: 48px; }
.section h2 { font-size: 22px; margin-bottom: 20px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; }

/* Account card */
.account-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: transform .2s, border-color .2s;
}
.account-card:hover { transform: translateY(-4px); border-color: rgba(124, 92, 255, 0.4); }
.account-card-media { position: relative; display: block; background: var(--surface-2); height: 200px; }
.account-card-media img { width: 100%; height: 100%; object-fit: contain; padding: 12px; }
.badge { position: absolute; top: 10px; padding: 4px 10px; border-radius: 999px; font-size: 11px; font-weight: 700; }
.badge-featured { left: 10px; background: var(--accent); color: #fff; }
.badge-status { right: 10px; background: var(--surface-2); border: 1px solid var(--border); text-transform: capitalize; }
.status-available { color: var(--accent-2); }
.status-sold { color: var(--danger); }
.status-reserved, .status-pending, .status-awaiting_payment { color: #6D28D9; }
.status-paid, .status-processing, .status-completed { color: var(--accent-2); }
.status-cancelled, .status-refunded { color: var(--danger); }
.price-tag { position: absolute; bottom: 10px; right: 10px; background: rgba(0,0,0,0.6); padding: 4px 10px; border-radius: 8px; font-weight: 700; }
.account-card-body { padding: 16px; }
.account-card-body h3 { margin: 0 0 4px; font-size: 16px; }
.account-card-meta { color: var(--text-muted); font-size: 13px; margin: 0 0 14px; }

/* Account detail page */
.account-page { display: grid; grid-template-columns: 1fr 340px; gap: 32px; align-items: start; }
.account-main h1 { margin-top: 0; }
.render-box { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; display: flex; justify-content: center; margin-bottom: 24px; }
.render-box img { max-height: 340px; }
.block { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 20px; }
.block h3 { margin-top: 0; }
.chip-list { display: flex; gap: 8px; flex-wrap: wrap; }
.chip { background: var(--surface-2); border: 1px solid var(--border); padding: 6px 12px; border-radius: 999px; font-size: 12px; }
.details-grid, .stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 14px; }
.details-grid div, .stats-grid div { background: var(--surface-2); border-radius: 10px; padding: 12px; }
.details-grid span, .stats-grid span { display: block; color: var(--text-muted); font-size: 12px; margin-bottom: 4px; }
.tabs { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.tab-btn { background: var(--surface-2); border: 1px solid var(--border); color: var(--text-muted); padding: 8px 14px; border-radius: 8px; cursor: pointer; font-size: 13px; }
.tab-btn.active { color: var(--text); border-color: var(--accent); }
.tab-panel.hidden { display: none; }

.account-sidebar { position: sticky; top: 96px; }
.price-box { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.price-box .label { color: var(--text-muted); font-size: 12px; }
.price-box .price { display: block; font-size: 32px; font-weight: 700; margin: 4px 0 10px; }
.price-box .price small { font-size: 14px; color: var(--text-muted); }
.status-pill { display: inline-block; padding: 4px 10px; border-radius: 999px; background: var(--surface-2); font-size: 12px; text-transform: capitalize; margin-bottom: 16px; }
.seller-line { color: var(--text-muted); font-size: 13px; margin-bottom: 16px; }
.buy-form { display: flex; flex-direction: column; gap: 10px; }
.buy-form select { padding: 10px; border-radius: 8px; background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }

/* Checkout crypto */
.checkout-box { max-width: 480px; margin: 40px auto; text-align: center; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; }
.checkout-box .qr { width: 200px; height: 200px; margin: 20px auto; border-radius: 12px; background: #fff; padding: 10px; }
.wallet-box { background: var(--surface-2); border-radius: 10px; padding: 12px; word-break: break-all; font-family: monospace; margin-bottom: 16px; }
.muted { color: var(--text-muted); font-size: 13px; }

/* Profile */
.profile-page h1 { margin-top: 0; }

/* Tables */
.table { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.table th, .table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
.table th { color: var(--text-muted); font-weight: 600; background: var(--surface-2); }
.table tr:last-child td { border-bottom: none; }
.actions { display: flex; gap: 8px; }

/* Forms */
.form { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; max-width: 900px; }
.form h3 { margin-top: 24px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; margin-bottom: 8px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--text-muted); }
.form label.full { margin-top: 16px; }
.form label.checkbox { flex-direction: row; align-items: center; }
.form input, .form select, .form textarea {
  padding: 10px 12px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface-2); color: var(--text); font-size: 14px;
}
.form button { margin-top: 20px; }

/* Dashboard shell */
.dashboard-shell { display: flex; min-height: 100vh; }
.dashboard-sidebar { width: 220px; background: var(--surface); border-right: 1px solid var(--border); padding: 24px 16px; display: flex; flex-direction: column; gap: 24px; }
.dashboard-sidebar nav { display: flex; flex-direction: column; gap: 4px; }
.dashboard-sidebar nav a { padding: 10px 12px; border-radius: 8px; font-size: 14px; color: var(--text-muted); }
.dashboard-sidebar nav a:hover { background: var(--surface-2); color: var(--text); }
.dashboard-content { flex: 1; padding: 32px; max-width: 1200px; }
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }

.stats-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 16px; margin-bottom: 40px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.stat-card span { display: block; color: var(--text-muted); font-size: 12px; margin-bottom: 6px; }
.stat-card strong { font-size: 24px; }

.status-select { padding: 6px 10px; border-radius: 8px; background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }

.error-page { text-align: center; padding: 80px 0; }
.error-page h1 { font-size: 48px; }

.footer { text-align: center; padding: 24px; color: var(--text-muted); font-size: 12px; border-top: 1px solid var(--border); }

@media (max-width: 900px) {
  .account-page { grid-template-columns: 1fr; }
  .account-sidebar { position: static; }
  .dashboard-shell { flex-direction: column; }
  .dashboard-sidebar { width: 100%; flex-direction: row; overflow-x: auto; }
  .dashboard-sidebar nav { flex-direction: row; }
}
.emoji-icon {
  width: 20px;
  height: 20px;
  vertical-align: middle;
  display: inline-block;
  margin-right: 4px;
}
.emoji-icon-lg {
  width: 32px;
  height: 32px;
}

/* Auth pages */
.auth-page {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 70vh;
}
.auth-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  width: 100%;
  max-width: 400px;
}
.auth-box h1 {
  margin: 0 0 24px;
  text-align: center;
}
.auth-box label {
  display: block;
  margin-bottom: 6px;
  color: var(--text-muted);
  font-size: 13px;
}
.auth-box input {
  width: 100%;
  padding: 10px 12px;
  margin-bottom: 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-size: 14px;
}
.auth-box input:focus {
  outline: none;
  border-color: var(--accent);
}
.auth-switch {
  text-align: center;
  margin-top: 16px;
  color: var(--text-muted);
  font-size: 13px;
}
.auth-switch a {
  color: var(--accent);
}
.alert {
  padding: 10px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 13px;
  text-align: center;
}
.alert-error {
  background: rgba(255, 92, 92, 0.15);
  color: var(--danger);
  border: 1px solid rgba(255, 92, 92, 0.3);
}

.status-awaiting_payment { color: #6D28D9 !important; }
.status-pending { color: #6D28D9 !important; }