/* 
 * School Homepage Premium Theme
 * Modern, Mobile-First, Accessible
 */

:root {
  /* Color Palette */
  --primary-color: #1a237e;
  /* Deep Royal Blue */
  --primary-light: #534bae;
  --primary-dark: #000051;
  --accent-color: #ffca28;
  /* Amber/Gold */
  --accent-hover: #ffb300;
  --text-main: #1f2937;
  --text-muted: #6b7280;
  --text-light: #f3f4f6;
  --bg-body: #f9fafb;
  --bg-white: #ffffff;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #1a237e 0%, #283593 100%);
  --gradient-accent: linear-gradient(135deg, #ffca28 0%, #ffb300 100%);
  --gradient-glass: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.6));

  /* 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, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-blue: 0 10px 25px -5px rgba(26, 35, 126, 0.4);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* Base & Reset */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Montserrat', system-ui, -apple-system, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-body);
  line-height: 1.6;
  overflow-x: hidden;
}

header,
nav,
section,
article,
footer {
  display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--primary-color);
  line-height: 1.2;
  margin-bottom: 1rem;
  font-weight: 700;
}

p {
  margin-bottom: 1rem;
  color: var(--text-muted);
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-fast);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Utilities */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding {
  padding: 5rem 0;
}

.text-center {
  text-align: center;
}

.text-primary {
  color: var(--primary-color);
}

.text-accent {
  color: var(--accent-color);
}

.flex {
  display: flex;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-4 {
  gap: 1rem;
}

.gap-8 {
  gap: 2rem;
}

.grid {
  display: grid;
}

.grid-cols-1 {
  grid-template-columns: repeat(1, 1fr);
}

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

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

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

/* Custom Components */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  font-size: 1rem;
  gap: 0.5rem;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-blue);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 30px -5px rgba(26, 35, 126, 0.5);
}

.btn-secondary {
  background: white;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background: var(--primary-color);
  color: white;
}

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

.btn-accent:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.btn-outline-white {
  background: transparent;
  color: white;
  border: 2px solid white;
}

.btn-outline-white:hover {
  background: white;
  color: var(--primary-color);
}

/* Header & Nav */
.main-header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  padding: 0.75rem 0;
}

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

.logo-area {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-img {
  height: 50px;
  width: auto;
}

.school-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary-color);
  line-height: 1.1;
}

.desktop-nav {
  display: none;
}

.desktop-nav ul {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-weight: 600;
  color: var(--primary-dark);
  position: relative;
  font-size: 0.95rem;
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--accent-color);
  transition: width var(--transition-normal);
}

.nav-link:hover::after {
  width: 100%;
}

.mobile-menu-btn {
  display: block;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--primary-color);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  /* background managed by .hero-bg for parallax */
  color: white;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: -10%;
  /* Start slightly higher */
  left: 0;
  width: 100%;
  height: 120%;
  /* Extra height for movement */
  background: url('../../assets/images/school_hero_premium.png') center/cover no-repeat;
  z-index: 1;
  will-change: transform;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(26, 35, 126, 0.8), rgba(0, 0, 0, 0.5));
  z-index: 2;
  /* Overlay above image */
}

.hero-content {
  position: relative;
  z-index: 3;
  /* Content above overlay */
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
}

.hero h1 {
  font-size: 3rem;
  color: white;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2.5rem;
  font-weight: 500;
}

.hero-badges {
  position: absolute;
  bottom: 2rem;
  width: 100%;
  display: flex;
  justify-content: center;
  gap: 2rem;
  z-index: 20;
  flex-wrap: wrap;
}

.trust-badge {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(5px);
  padding: 0.5rem 1rem;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: white;
}

/* Info Cards (About/Trust) */
.info-grid {
  display: grid;
  gap: 2rem;
  margin-top: -5rem;
  position: relative;
  z-index: 30;
}

.info-card {
  background: white;
  padding: 2rem;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  text-align: center;
  transition: transform var(--transition-normal);
}

.info-card:hover {
  transform: translateY(-10px);
}

.card-icon {
  width: 60px;
  height: 60px;
  background: var(--bg-body);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: var(--primary-color);
}

/* Programs */
.program-card {
  background: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.program-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.program-img {
  height: 200px;
  width: 100%;
  object-fit: cover;
}

.program-content {
  padding: 1.5rem;
}

.program-content h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

/* Stats Section */
.stats-section {
  background: var(--primary-dark);
  color: white;
  text-align: center;
}

.stat-item h3 {
  font-size: 2.5rem;
  color: var(--accent-color);
  margin-bottom: 0.5rem;
}

.stat-item p {
  color: var(--text-light);
}

/* Testimonials */
.testimonial-card {
  background: white;
  padding: 2rem;
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
  border: 1px solid #e5e7eb;
  text-align: center;
}

.testimonial-text {
  font-style: italic;
  font-size: 1.1rem;
  color: var(--text-main);
  margin-bottom: 1.5rem;
}

.testimonial-author {
  font-weight: 700;
  color: var(--primary-color);
}

/* Contact/Footer */
.footer {
  background: var(--primary-dark);
  color: white;
  padding-top: 5rem;
  padding-bottom: 2rem;
}

.footer h4 {
  color: white;
  margin-bottom: 1.5rem;
}

.footer ul li {
  margin-bottom: 0.75rem;
}

.footer a:hover {
  color: var(--accent-color);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 3rem;
  padding-top: 2rem;
  text-align: center;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}

/* Responsive */
@media (min-width: 768px) {
  .desktop-nav {
    display: block;
  }

  .mobile-menu-btn {
    display: none;
  }

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

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

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

  .hero h1 {
    font-size: 4rem;
  }

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

@media (max-width: 768px) {
  .hero {
    min-height: 80vh;
  }

  .section-padding {
    padding: 3rem 0;
  }

  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }

  .info-grid {
    margin-top: 0;
  }
}

/* Utility Animations */
[data-aos] {
  opacity: 0;
  transition-property: transform, opacity;
}

[data-aos].aos-animate {
  opacity: 1;
}