:root {
  /* Colors */
  --wf-bg: #0f172a;       /* Deep Navy */
  --wf-bg-card: #1e293b;  /* Lighter Navy for cards */
  --wf-text-main: #f8fafc;
  --wf-text-muted: #94a3b8;
  --wf-accent: #fbbf24;   /* Gold */
  --wf-accent-hover: #d97706;
  --wf-border: #334155;
  --wf-danger: #ef4444;
  --wf-success: #10b981;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 64px;

  /* Typography */
  --font-heading: 'Georgia', 'Times New Roman', serif; /* Academic feel */
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.15);
  --shadow-gold: 0 4px 14px rgba(251, 191, 36, 0.2);

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background-color: var(--wf-bg);
  color: var(--wf-text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  margin-top: 0;
  line-height: 1.2;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s;
}

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  box-sizing: border-box;
}

.section {
  padding: var(--spacing-xxl) 0;
}

/* Navbar */
.navbar {
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--wf-border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: var(--spacing-md) 0;
}

.navbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--wf-accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--wf-text-muted);
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-link:hover, .nav-link.active {
  color: var(--wf-text-main);
}

/* Hero */
.hero {
  position: relative;
  padding: 120px 0;
  text-align: center;
  background: radial-gradient(circle at center, #1e293b 0%, #0f172a 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: linear-gradient(rgba(15, 23, 42, 0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.5) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.1;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero-eyebrow {
  color: var(--wf-accent);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-md);
  display: block;
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-lg);
  color: var(--wf-text-main);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--wf-text-muted);
  margin-bottom: var(--spacing-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--wf-accent);
  color: #0f172a; /* Dark text on gold button for contrast */
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  background: var(--wf-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(251, 191, 36, 0.3);
}

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

.btn-outline:hover {
  border-color: var(--wf-text-muted);
  background: rgba(255,255,255,0.05);
}

/* Cards */
.card {
  background: var(--wf-bg-card);
  border: 1px solid var(--wf-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-lg);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.card:hover {
  border-color: var(--wf-accent);
  transform: translateY(-4px);
}

/* Grid */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hero-title { font-size: 2.5rem; }
}

/* Features/Stats */
.stat-card {
  text-align: center;
  padding: var(--spacing-xl);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--wf-border);
  border-radius: var(--radius-md);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  color: var(--wf-accent);
  margin-bottom: var(--spacing-xs);
  display: block;
}

.stat-label {
  color: var(--wf-text-muted);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Table */
.table-container {
  overflow-x: auto;
  border: 1px solid var(--wf-border);
  border-radius: var(--radius-md);
}

.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.table th, .table td {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--wf-border);
}

.table th {
  background: rgba(255,255,255,0.05);
  color: var(--wf-accent);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.table tr:last-child td {
  border-bottom: none;
}

/* Footer */
.footer {
  background: var(--wf-bg-card);
  border-top: 1px solid var(--wf-border);
  padding: var(--spacing-xl) 0;
  margin-top: auto;
  text-align: center;
  color: var(--wf-text-muted);
}

/* Utilities */
.text-center { text-align: center; }
.text-accent { color: var(--wf-accent); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mt-lg { margin-top: var(--spacing-lg); }

/* Forms */
.form-input, .form-select {
  width: 100%;
  padding: 12px;
  background: var(--wf-bg);
  border: 1px solid var(--wf-border);
  color: var(--wf-text-main);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  box-sizing: border-box;
}

.form-input:focus, .form-select:focus {
  outline: none;
  border-color: var(--wf-accent);
}

.form-label {
  display: block;
  margin-bottom: 8px;
  color: var(--wf-text-muted);
  font-size: 0.9rem;
}

/* Placeholder Images */
.placeholder-image {
  background-color: #334155;
  width: 100%;
  height: 200px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--wf-text-muted);
  margin-bottom: var(--spacing-md);
}

.placeholder-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: #334155;
  margin-bottom: var(--spacing-sm);
}

.gallery-img {
  margin-bottom: 0;
  height: 250px;
}

/* Timeline/Schedule */
.schedule-item {
  display: flex;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  border-left: 2px solid var(--wf-border);
  margin-left: var(--spacing-md);
  position: relative;
}

.schedule-item::before {
  content: '';
  position: absolute;
  left: -9px;
  top: 32px;
  width: 16px;
  height: 16px;
  background: var(--wf-bg);
  border: 2px solid var(--wf-accent);
  border-radius: 50%;
}

.time-slot {
  min-width: 100px;
  font-weight: 700;
  color: var(--wf-accent);
}