:root {
  --bg: #ffffff;
  --ink: #0f1b24;
  --muted: #5f7382;
  --border: #e6eef4;
  --soft: #f7fafc;
  --blue: #229ed9;
  --blue-dark: #1b8ec4;
  --blue-soft: #e8f6fc;
  --success: #1f8a5b;
  --danger: #c44747;
  --warning: #b7791f;
  --shadow: 0 8px 24px rgba(15, 27, 36, 0.04);
  --radius: 14px;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 40;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(8px);
}
.header-inner, .footer-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  min-height: 64px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; }
.brand-mark {
  width: 32px; height: 32px; border-radius: 8px; background: var(--blue); color: #fff;
  display: grid; place-items: center; font-size: 12px; font-weight: 700;
}
.nav { display: flex; gap: 18px; color: var(--muted); font-size: 14px; }
.nav a:hover { color: var(--ink); }
.actions { display: flex; gap: 8px; align-items: center; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 0; border-radius: 12px; padding: 10px 14px; font-weight: 600; font-size: 14px;
  cursor: pointer; background: var(--blue); color: #fff;
}
.btn:hover { background: var(--blue-dark); }
.btn-secondary { background: #fff; color: var(--ink); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--soft); }
.btn-ghost { background: transparent; color: var(--muted); }
.btn-danger { background: var(--danger); }
.btn-sm { padding: 8px 12px; font-size: 13px; }
.hero {
  padding: 56px 0 40px;
  border-bottom: 1px solid var(--border); background: var(--soft);
}
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr !important; }
}
.kicker { color: var(--blue); font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; margin: 0 0 12px; }
h1, h2, h3 { letter-spacing: -.03em; line-height: 1.15; }
h1 { font-size: clamp(32px, 5vw, 48px); margin: 0; }
.lede { color: var(--muted); font-size: 17px; max-width: 520px; }
.card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow);
}
.card-pad { padding: 20px; }
.grid-3 { display: grid; gap: 14px; grid-template-columns: repeat(3, 1fr); }
.grid-4 { display: grid; gap: 14px; grid-template-columns: repeat(4, 1fr); }
.grid-2 { display: grid; gap: 14px; grid-template-columns: repeat(2, 1fr); }
.listing-card { display: flex; flex-direction: column; height: 100%; transition: border-color .15s, box-shadow .15s; }
.listing-card:hover { border-color: rgba(34,158,217,.35); box-shadow: 0 12px 28px rgba(34,158,217,.08); }
.badge {
  display: inline-flex; align-items: center; border-radius: 999px; padding: 4px 10px;
  font-size: 12px; font-weight: 700;
}
.badge-blue { background: var(--blue-soft); color: var(--blue-dark); }
.badge-success { background: #e8f7ef; color: var(--success); }
.badge-warning { background: #fff6e5; color: var(--warning); }
.badge-danger { background: #fdecec; color: var(--danger); }
.badge-default { background: var(--soft); color: var(--muted); }
.verify-tick {
  display: inline-flex; align-items: center; justify-content: center;
  width: 18px; height: 18px; border-radius: 50%; background: #229ed9; color: #fff;
  vertical-align: middle; margin-left: 6px; flex-shrink: 0;
}
.verify-tick svg { display: block; }
.title-with-tick { display: inline-flex; align-items: center; gap: 2px; }
.trusted-badge {
  display: inline-flex; align-items: center; gap: 4px;
  background: #e8f6fc; color: #1b8ec4; border-radius: 999px;
  padding: 3px 8px; font-size: 11px; font-weight: 700;
}
.muted { color: var(--muted); }
.section { padding: 48px 0; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin-bottom: 20px; }
.filters {
  display: grid; gap: 10px; grid-template-columns: 2fr 1fr 1fr 1fr 1fr 1fr;
  padding: 14px; margin-bottom: 24px;
}
label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
input, select, textarea {
  width: 100%; border: 1px solid var(--border); border-radius: 12px; padding: 11px 12px;
  font: inherit; background: #fff; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(34,158,217,.12); }
textarea { min-height: 110px; resize: vertical; }
.flash {
  margin: 16px auto; width: min(1120px, calc(100% - 32px));
  padding: 12px 14px; border-radius: 12px; font-size: 14px;
}
.flash-error { background: #fdecec; color: var(--danger); }
.flash-success { background: #e8f7ef; color: var(--success); }
.site-footer { border-top: 1px solid var(--border); margin-top: 40px; color: var(--muted); font-size: 14px; }
.footer-inner { min-height: 72px; }
.auth-wrap { min-height: calc(100vh - 160px); display: grid; place-items: center; background: var(--soft); padding: 32px 24px; }
.auth-card { width: min(528px, 100%); padding: 28px; }
.stack { display: grid; gap: 14px; }
.field-req {
  display: inline-block; margin-left: 6px; padding: 1px 7px; border-radius: 999px;
  background: #fdecec; color: var(--danger); font-size: 11px; font-weight: 700; vertical-align: middle;
}
.field-opt {
  display: inline-block; margin-left: 6px; padding: 1px 7px; border-radius: 999px;
  background: var(--soft); color: var(--muted); font-size: 11px; font-weight: 700; vertical-align: middle;
}
.shell { display: grid; grid-template-columns: 220px 1fr; gap: 24px; padding: 28px 0 48px; }
.side-nav { display: grid; gap: 4px; align-content: start; }
.side-nav a {
  padding: 10px 12px; border-radius: 10px; color: var(--muted); font-size: 14px; font-weight: 600;
}
.side-nav a:hover, .side-nav a.active { background: var(--blue-soft); color: var(--blue-dark); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.table th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 20px; }
.stat { padding: 16px; }
.stat b { display: block; font-size: 24px; }
.pay-box { display: grid; gap: 10px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; word-break: break-all; }
.empty { text-align: center; padding: 48px 20px; color: var(--muted); }
@media (max-width: 900px) {
  .hero, .shell, .grid-3, .grid-4, .grid-2, .filters, .stat-grid { grid-template-columns: 1fr; }
  .nav { display: none; }
}