:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --surface2: #243044;
  --text: #e6edf3;
  --text-muted: #8b9cb3;
  --accent: #f59e0b;
  --accent-soft: rgba(245, 158, 11, 0.15);
  --green: #22c55e;
  --blue: #3b82f6;
  --border: #2d3d52;
  --font: 'Outfit', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 12px;
  --radius-sm: 8px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
  text-decoration: none;
}

.logo-icon {
  font-size: 1.5rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-wrap: wrap;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s, background 0.2s;
}

.nav-link:hover {
  color: var(--text);
  background: var(--surface2);
}

.nav-link.active {
  color: var(--accent);
  background: var(--accent-soft);
}

.nav-api {
  margin-left: 0.5rem;
  border: 1px solid var(--border);
}

/* Pages */
.page {
  display: none;
  padding: 2rem 0 4rem;
  flex: 1;
}

.page.active {
  display: block;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface2) 100%);
  border-bottom: 1px solid var(--border);
  padding: 3rem 0 4rem;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.hero-text {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 0 2rem;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s;
  font-family: var(--font);
  cursor: pointer;
  border: none;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
}

.btn-primary:hover {
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  background: var(--surface2);
}

/* Flow */
.flow-section,
.stats-section {
  padding: 3rem 0;
}

.flow-section h2,
.stats-section h2 {
  margin: 0 0 1.5rem;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-muted);
}

.flow-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.flow-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  position: relative;
}

.flow-num {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 28px;
  height: 28px;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

.flow-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 600;
}

.flow-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

@media (max-width: 640px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
}

.stat-num {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  font-family: var(--font-mono);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Section headers */
.section-desc {
  color: var(--text-muted);
  margin: -0.5rem 0 1.5rem;
}

/* Card lists */
.card-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  transition: border-color 0.2s;
}

.card:hover {
  border-color: var(--surface2);
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

.card-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-new { background: var(--blue); color: #fff; }
.badge-assigned_clearing { background: #fbbf24; color: #000; }
.badge-cleared { background: #22c55e; color: #fff; }
.badge-assigned_transport { background: #8b5cf6; color: #fff; }
.badge-completed { background: var(--text-muted); color: var(--bg); }

.loading,
.error-msg {
  padding: 2rem;
  text-align: center;
  color: var(--text-muted);
}

.error-msg {
  color: #ef4444;
}

/* Footer */
.site-footer {
  margin-top: auto;
  padding: 1.5rem;
  border-top: 1px solid var(--border);
  background: var(--surface);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.site-footer a {
  color: var(--accent);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}