@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;0,800;1,400&family=DM+Sans:wght@300;400;500;600;700&display=swap');

:root {
  --bg-dark: #08080e;
  --bg-surface: #111119;
  --bg-card: #18182a;
  --bg-card-hover: #1e1e32;
  --bg-input: #0e0e18;
  --gold: #d4a853;
  --gold-light: #f0d78c;
  --gold-dark: #a67c2e;
  --gold-glow: rgba(212, 168, 83, 0.15);
  --gold-glow-strong: rgba(212, 168, 83, 0.3);
  --text: #e8e6e3;
  --text-muted: #7a7a8e;
  --text-dim: #4a4a5e;
  --danger: #e74c5e;
  --success: #22c55e;
  --info: #3b82f6;
  --border: rgba(212, 168, 83, 0.12);
  --border-strong: rgba(212, 168, 83, 0.25);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg-dark);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5 {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
}

a { color: var(--gold); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--gold-light); }

/* Nav */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: rgba(8, 8, 14, 0.95);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--gold);
  letter-spacing: 0.5px;
}
.nav-logo .diamond { font-size: 1.2rem; }
.nav-links { display: flex; gap: 1.5rem; align-items: center; }
.nav-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--gold); }
.nav-balance {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.4rem 1rem;
  border-radius: 8px;
  font-weight: 600;
  color: var(--gold);
  font-size: 0.9rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
}
.btn-gold {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: #0a0a0f;
  box-shadow: 0 4px 20px rgba(212, 168, 83, 0.25);
}
.btn-gold:hover {
  box-shadow: 0 6px 30px rgba(212, 168, 83, 0.4);
  transform: translateY(-1px);
}
.btn-outline {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--gold);
}
.btn-outline:hover {
  background: var(--gold-glow);
  border-color: var(--gold);
}
.btn-danger {
  background: var(--danger);
  color: white;
}
.btn-success {
  background: var(--success);
  color: white;
}
.btn-sm { padding: 0.4rem 0.8rem; font-size: 0.8rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  transition: all 0.3s ease;
}
.card:hover {
  border-color: var(--border-strong);
  box-shadow: 0 8px 40px rgba(212, 168, 83, 0.08);
}

/* Forms */
.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  transition: border-color 0.2s;
  outline: none;
}
.form-input:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-glow);
}
.form-input::placeholder { color: var(--text-dim); }

select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%237a7a8e' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

/* Layout */
.container { max-width: 1200px; margin: 0 auto; padding: 2rem; }
.page-header {
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.page-header h1 {
  font-size: 2rem;
  color: var(--gold);
  margin-bottom: 0.25rem;
}
.page-header p { color: var(--text-muted); font-size: 0.95rem; }

/* Tables */
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
}
table th {
  text-align: left;
  padding: 0.75rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
}
table td {
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
table tr:hover td { background: rgba(212, 168, 83, 0.03); }

/* Badges */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.badge-pending { background: rgba(251, 191, 36, 0.15); color: #fbbf24; }
.badge-completed { background: rgba(34, 197, 94, 0.15); color: #22c55e; }
.badge-rejected { background: rgba(231, 76, 94, 0.15); color: #e74c5e; }

/* Alert */
.alert {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}
.alert-error { background: rgba(231, 76, 94, 0.12); color: var(--danger); border: 1px solid rgba(231, 76, 94, 0.2); }
.alert-success { background: rgba(34, 197, 94, 0.12); color: var(--success); border: 1px solid rgba(34, 197, 94, 0.2); }

/* Grid */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-5 { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; }

/* Stat card */
.stat-card {
  text-align: center;
  padding: 1.5rem;
}
.stat-card .stat-value {
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 0.25rem;
}
.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Responsive */
@media (max-width: 768px) {
  .nav { padding: 1rem; }
  .nav-links { gap: 0.75rem; }
  .container { padding: 1rem; }
  .grid-2, .grid-3, .grid-5 { grid-template-columns: 1fr; }
  .page-header h1 { font-size: 1.5rem; }
}

/* Animations */
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeIn 0.5s ease forwards; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--bg-card); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }