/* =============================================
   SHRESHTH SHIKSHA EDUCATION TRUST
   Design System & Global Styles
   ============================================= */

/* === CSS Custom Properties (Design Tokens) === */
:root {
  /* Primary Colors - Green/Teal matching the logo */
  --color-primary: #0a6e4e;
  --color-primary-light: #0d8c63;
  --color-primary-dark: #064d36;
  --color-primary-50: #e8f5f0;
  --color-primary-100: #c5e8db;
  --color-primary-200: #9edbc4;
  --color-primary-500: #0a6e4e;
  --color-primary-700: #064d36;
  --color-primary-900: #032a1e;

  /* Accent Color - Deep Blue from logo */
  --color-accent: #1a3a5c;
  --color-accent-light: #2a5a8c;
  --color-accent-dark: #0f2540;

  /* Neutrals */
  --color-white: #ffffff;
  --color-off-white: #f8fafb;
  --color-gray-50: #f0f4f5;
  --color-gray-100: #e1e8ea;
  --color-gray-200: #c3d1d5;
  --color-gray-300: #a5bac0;
  --color-gray-400: #7a9ca5;
  --color-gray-500: #5a7d87;
  --color-gray-600: #4a6670;
  --color-gray-700: #374d55;
  --color-gray-800: #253439;
  --color-gray-900: #131b1e;
  --color-black: #0a0f11;

  /* Semantic */
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-error: #ef4444;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #0a6e4e 0%, #1a3a5c 100%);
  --gradient-primary-light: linear-gradient(135deg, #0d8c63 0%, #2a5a8c 100%);
  --gradient-hero: linear-gradient(135deg, rgba(10, 110, 78, 0.92) 0%, rgba(26, 58, 92, 0.88) 100%);
  --gradient-card: linear-gradient(180deg, rgba(10, 110, 78, 0.03) 0%, rgba(26, 58, 92, 0.06) 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.02) 100%);

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Borders */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(10, 110, 78, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(10, 110, 78, 0.08), 0 2px 4px -2px rgba(10, 110, 78, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(10, 110, 78, 0.08), 0 4px 6px -4px rgba(10, 110, 78, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(10, 110, 78, 0.1), 0 8px 10px -6px rgba(10, 110, 78, 0.05);
  --shadow-2xl: 0 25px 50px -12px rgba(10, 110, 78, 0.18);
  --shadow-card: 0 4px 20px rgba(10, 110, 78, 0.06);
  --shadow-card-hover: 0 12px 40px rgba(10, 110, 78, 0.12);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;

  /* Layout */
  --container-width: 1280px;
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-gray-900);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
p { margin-bottom: var(--space-4); }

/* === Utility Classes === */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section {
  padding: var(--space-20) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-header h2 {
  margin-bottom: var(--space-4);
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

.section-header p {
  color: var(--color-gray-500);
  font-size: var(--text-lg);
  max-width: 600px;
  margin: var(--space-6) auto 0;
}

.section-tag {
  display: inline-block;
  padding: var(--space-1) var(--space-4);
  background: var(--color-primary-50);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-4);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-base);
  cursor: pointer;
  border: none;
  transition: all var(--transition-normal);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(10, 110, 78, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(10, 110, 78, 0.4);
}

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

.btn-secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-outline-white {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255, 255, 255, 0.5);
}

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

.btn-lg {
  padding: var(--space-4) var(--space-10);
  font-size: var(--text-lg);
  border-radius: var(--radius-xl);
}

/* === Header & Navigation === */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(10, 110, 78, 0.08);
  transition: all var(--transition-normal);
  height: var(--header-height);
}

.header.scrolled {
  box-shadow: var(--shadow-lg);
  background: rgba(255, 255, 255, 0.98);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  z-index: 1001;
}

.logo img {
  height: 55px;
  width: auto;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-text .trust-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-primary);
  line-height: 1.2;
}

.logo-text .tagline {
  font-size: var(--text-xs);
  color: var(--color-gray-500);
  font-weight: 500;
  letter-spacing: 0.5px;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav a {
  padding: var(--space-2) var(--space-4);
  font-weight: 500;
  font-size: var(--text-sm);
  color: var(--color-gray-700);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
}

.nav a:hover,
.nav a.active {
  color: var(--color-primary);
  background: var(--color-primary-50);
}

.nav a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.header-cta .btn {
  padding: var(--space-2) var(--space-6);
  font-size: var(--text-sm);
}

/* Mobile Menu */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: var(--space-2);
}

.mobile-toggle span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--color-gray-700);
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
}

.mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* === Hero Section === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-primary-900);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 2;
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 3;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 6px;
  height: 6px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  animation: float-particle linear infinite;
}

@keyframes float-particle {
  0% {
    transform: translateY(100vh) scale(0);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(-10vh) scale(1);
    opacity: 0;
  }
}

.hero .container {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  padding-top: var(--header-height);
}

.hero-content {
  color: var(--color-white);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-8);
  color: rgba(255, 255, 255, 0.9);
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--color-success);
  border-radius: 50%;
  animation: pulse-dot 2s ease infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.7; }
}

.hero-content h1 {
  color: var(--color-white);
  font-size: var(--text-5xl);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--space-6);
}

.hero-content h1 .highlight {
  background: linear-gradient(135deg, #6ee7b7, #34d399);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: var(--text-lg);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.8);
  max-width: 520px;
  margin-bottom: var(--space-10);
}

.hero-buttons {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: var(--space-10);
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat .number {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--color-white);
  display: block;
}

.hero-stat .label {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.65);
}

/* Hero Form */
.hero-form-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  color: var(--color-white);
}

.hero-form-card h3 {
  color: var(--color-white);
  font-size: var(--text-2xl);
  margin-bottom: var(--space-2);
}

.hero-form-card .form-subtitle {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--text-sm);
  margin-bottom: var(--space-8);
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-2);
  color: rgba(255, 255, 255, 0.85);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: var(--text-base);
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.form-group select option {
  background: var(--color-primary-dark);
  color: var(--color-white);
}

.hero-form-card .btn {
  width: 100%;
  justify-content: center;
  padding: var(--space-4);
  font-size: var(--text-base);
  background: var(--color-white);
  color: var(--color-primary);
  font-weight: 700;
  border-radius: var(--radius-lg);
}

.hero-form-card .btn:hover {
  background: var(--color-primary-50);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* === About Section === */
.about {
  background: var(--color-off-white);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(10, 110, 78, 0.05) 0%, transparent 70%);
  border-radius: 50%;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image img {
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
}

.about-image .experience-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--gradient-primary);
  color: var(--color-white);
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  text-align: center;
  box-shadow: var(--shadow-2xl);
}

.experience-badge .number {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 800;
  display: block;
  line-height: 1;
}

.experience-badge .text {
  font-size: var(--text-sm);
  opacity: 0.9;
}

.about-content h2 {
  margin-bottom: var(--space-6);
}

.about-content p {
  color: var(--color-gray-600);
  font-size: var(--text-lg);
  line-height: 1.8;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.about-feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.about-feature .icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary-50);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
  flex-shrink: 0;
}

.about-feature span {
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-gray-700);
}

/* === Vision & Mission === */
.vision-mission {
  background: var(--color-white);
}

.vm-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
}

.vm-card {
  padding: var(--space-10);
  border-radius: var(--radius-2xl);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.vm-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.vm-card.vision {
  background: var(--gradient-card);
  border: 1px solid var(--color-primary-100);
}

.vm-card.mission {
  background: linear-gradient(180deg, rgba(26, 58, 92, 0.03) 0%, rgba(26, 58, 92, 0.06) 100%);
  border: 1px solid rgba(26, 58, 92, 0.12);
}

.vm-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.vm-card .vm-icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-3xl);
  margin-bottom: var(--space-6);
  color: var(--color-white);
}

.vm-card h3 {
  margin-bottom: var(--space-4);
}

.vm-card p {
  color: var(--color-gray-600);
  line-height: 1.8;
}

/* === Programs Section === */
.programs {
  background: var(--color-off-white);
  position: relative;
}

.programs-filter {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--space-2) var(--space-6);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: var(--text-sm);
  cursor: pointer;
  border: 2px solid var(--color-gray-200);
  background: var(--color-white);
  color: var(--color-gray-600);
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: var(--color-white);
}

.programs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.program-card {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-normal);
  border: 1px solid rgba(10, 110, 78, 0.06);
}

.program-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
}

.program-card-header {
  padding: var(--space-8) var(--space-8) var(--space-4);
  position: relative;
}

.program-card-header .program-icon {
  width: 56px;
  height: 56px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.program-card-header .program-tag {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-50);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
}

.program-card h3 {
  padding: 0 var(--space-8);
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

.program-card .program-desc {
  padding: 0 var(--space-8);
  color: var(--color-gray-500);
  font-size: var(--text-sm);
  line-height: 1.7;
}

.program-card-footer {
  padding: var(--space-6) var(--space-8) var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-gray-100);
  margin-top: var(--space-6);
}

.program-meta {
  display: flex;
  gap: var(--space-6);
}

.program-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-gray-500);
}

.program-meta-item .meta-icon {
  font-size: var(--text-sm);
}

.program-card-footer .learn-more {
  color: var(--color-primary);
  font-weight: 600;
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  transition: all var(--transition-fast);
}

.program-card-footer .learn-more:hover {
  gap: var(--space-2);
}

/* === Why Choose Us / Features === */
.features {
  background: var(--color-white);
  position: relative;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.feature-card {
  text-align: center;
  padding: var(--space-10) var(--space-6);
  border-radius: var(--radius-2xl);
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary-100);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 72px;
  height: 72px;
  background: var(--color-primary-50);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-3xl);
  margin: 0 auto var(--space-6);
  transition: all var(--transition-normal);
}

.feature-card:hover .feature-icon {
  background: var(--gradient-primary);
  transform: scale(1.1);
}

.feature-card:hover .feature-icon span {
  filter: brightness(0) invert(1);
}

.feature-card h4 {
  margin-bottom: var(--space-3);
  color: var(--color-gray-800);
}

.feature-card p {
  color: var(--color-gray-500);
  font-size: var(--text-sm);
  line-height: 1.7;
}

/* === Stats Counter === */
.stats {
  background: var(--gradient-primary);
  padding: var(--space-16) 0;
  position: relative;
  overflow: hidden;
}

.stats::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 50%;
}

.stats::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 300px;
  height: 300px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 50%;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  position: relative;
  z-index: 2;
}

.stat-item {
  text-align: center;
  color: var(--color-white);
}

.stat-item .stat-number {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  font-weight: 800;
  margin-bottom: var(--space-2);
  display: block;
}

.stat-item .stat-label {
  font-size: var(--text-sm);
  opacity: 0.8;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* === Testimonials === */
.testimonials {
  background: var(--color-off-white);
  position: relative;
}

.testimonials-slider {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.testimonial-card {
  background: var(--color-white);
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-normal);
  border: 1px solid rgba(10, 110, 78, 0.06);
  position: relative;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.testimonial-card .quote-icon {
  font-size: var(--text-4xl);
  color: var(--color-primary-100);
  line-height: 1;
  margin-bottom: var(--space-4);
  font-family: Georgia, serif;
}

.testimonial-card .testimonial-text {
  color: var(--color-gray-600);
  font-size: var(--text-base);
  line-height: 1.8;
  margin-bottom: var(--space-6);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-author .author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 700;
  font-size: var(--text-lg);
}

.testimonial-author .author-info .name {
  font-weight: 600;
  color: var(--color-gray-800);
  font-size: var(--text-base);
}

.testimonial-author .author-info .role {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

/* === CTA Section === */
.cta {
  background: var(--gradient-primary);
  padding: var(--space-20) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.cta h2 {
  color: var(--color-white);
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
  position: relative;
}

.cta p {
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--text-lg);
  max-width: 600px;
  margin: 0 auto var(--space-10);
  position: relative;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  position: relative;
}

/* === Contact Section === */
.contact {
  background: var(--color-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

.contact-info h3 {
  margin-bottom: var(--space-4);
}

.contact-info > p {
  color: var(--color-gray-500);
  margin-bottom: var(--space-8);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.contact-item .contact-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-50);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
  flex-shrink: 0;
}

.contact-item .contact-text h4 {
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
}

.contact-item .contact-text p {
  color: var(--color-gray-500);
  font-size: var(--text-sm);
  margin-bottom: 0;
}

.contact-form {
  background: var(--color-off-white);
  padding: var(--space-10);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-gray-100);
}

.contact-form h3 {
  margin-bottom: var(--space-6);
}

.contact-form .form-group input,
.contact-form .form-group select,
.contact-form .form-group textarea {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  color: var(--color-gray-800);
}

.contact-form .form-group input::placeholder,
.contact-form .form-group textarea::placeholder {
  color: var(--color-gray-400);
}

.contact-form .form-group input:focus,
.contact-form .form-group select:focus,
.contact-form .form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(10, 110, 78, 0.1);
}

.contact-form .form-group label {
  color: var(--color-gray-700);
}

.contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.contact-form .btn {
  width: 100%;
  justify-content: center;
  padding: var(--space-4);
}

/* === Footer === */
.footer {
  background: var(--color-gray-900);
  color: var(--color-white);
  padding: var(--space-16) 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand img {
  height: 55px;
  margin-bottom: var(--space-4);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
  line-height: 1.8;
  margin-bottom: var(--space-6);
}

.footer-socials {
  display: flex;
  gap: var(--space-3);
}

.footer-socials a {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  transition: all var(--transition-fast);
}

.footer-socials a:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
}

.footer-links h4 {
  color: var(--color-white);
  font-size: var(--text-base);
  margin-bottom: var(--space-6);
  font-weight: 600;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-white);
  padding-left: var(--space-2);
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-contact-item {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.footer-contact-item .f-icon {
  font-size: var(--text-lg);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item p {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
  margin-bottom: 0;
  line-height: 1.6;
}

.footer-bottom {
  padding: var(--space-6) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.4);
  font-size: var(--text-sm);
  margin-bottom: 0;
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-6);
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.4);
  font-size: var(--text-sm);
}

.footer-bottom-links a:hover {
  color: var(--color-white);
}

/* === Scroll-to-top Button === */
.scroll-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border: none;
  border-radius: 50%;
  color: var(--color-white);
  font-size: var(--text-xl);
  cursor: pointer;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

/* === Animations (Scroll Reveal) === */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

/* === Page-specific Styles === */

/* About Page */
.page-hero {
  background: var(--gradient-primary);
  padding: calc(var(--header-height) + var(--space-16)) 0 var(--space-16);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  bottom: -50px;
  left: 50%;
  transform: translateX(-50%);
  width: 150%;
  height: 100px;
  background: var(--color-white);
  border-radius: 50% 50% 0 0;
}

.page-hero h1 {
  color: var(--color-white);
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
}

.page-hero p {
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--text-lg);
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.breadcrumb a,
.breadcrumb span {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
}

.breadcrumb a:hover {
  color: var(--color-white);
}

.breadcrumb .separator {
  opacity: 0.5;
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--color-primary-100);
}

.timeline-item {
  display: flex;
  align-items: center;
  margin-bottom: var(--space-10);
  position: relative;
}

.timeline-item:nth-child(odd) {
  flex-direction: row;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-content {
  width: calc(50% - 40px);
  padding: var(--space-6);
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-gray-100);
}

.timeline-dot {
  width: 20px;
  height: 20px;
  background: var(--gradient-primary);
  border-radius: 50%;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  border: 4px solid var(--color-white);
  box-shadow: var(--shadow-md);
  z-index: 2;
}

.timeline-content h4 {
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.timeline-content p {
  color: var(--color-gray-600);
  font-size: var(--text-sm);
  margin-bottom: 0;
}

/* Team cards */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.team-card {
  text-align: center;
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-normal);
  border: 1px solid rgba(10, 110, 78, 0.06);
}

.team-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.team-card .team-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  margin: 0 auto var(--space-4);
}

.team-card h4 {
  margin-bottom: var(--space-1);
}

.team-card .role {
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.team-card p {
  color: var(--color-gray-500);
  font-size: var(--text-sm);
}

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.gallery-item {
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  aspect-ratio: 4/3;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-item .gallery-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 110, 78, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay span {
  color: var(--color-white);
  font-size: var(--text-2xl);
}

/* Map embed */
.map-container {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-top: var(--space-12);
}

.map-container iframe {
  width: 100%;
  height: 400px;
  border: none;
}

/* Success message */
.form-success {
  display: none;
  background: var(--color-primary-50);
  border: 1px solid var(--color-primary-200);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  color: var(--color-primary);
  margin-top: var(--space-4);
}

.form-success.show {
  display: block;
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === Responsive Design === */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: calc(var(--header-height) + var(--space-8));
  }

  .hero-content p {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

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

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

  .hero-form-card {
    max-width: 480px;
    margin: 0 auto;
  }

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

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

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

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
  }

  .testimonials-slider {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

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

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

@media (max-width: 768px) {
  :root {
    --text-5xl: 2.25rem;
    --text-4xl: 1.875rem;
    --text-3xl: 1.5rem;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 340px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    padding: calc(var(--header-height) + var(--space-8)) var(--space-8) var(--space-8);
    align-items: flex-start;
    gap: var(--space-1);
    transition: right var(--transition-normal);
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.1);
  }

  .nav.open {
    right: 0;
  }

  .nav a {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
  }

  .mobile-toggle {
    display: flex;
  }

  .header-cta {
    display: none;
  }

  .hero .container {
    padding-top: calc(var(--header-height) + var(--space-4));
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: var(--space-6);
  }

  .hero-stat {
    flex: 1 1 40%;
    text-align: center;
  }

  .programs-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }

  .vm-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-slider {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  .footer-bottom-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }

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

  .contact-form .form-row {
    grid-template-columns: 1fr;
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item,
  .timeline-item:nth-child(even) {
    flex-direction: row;
    padding-left: 50px;
  }

  .timeline-content {
    width: 100%;
  }

  .timeline-dot {
    left: 20px;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-4);
  }

  .section {
    padding: var(--space-12) 0;
  }

  .hero-content h1 {
    font-size: var(--text-3xl);
  }

  .stat-item .stat-number {
    font-size: var(--text-3xl);
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .about-features {
    grid-template-columns: 1fr;
  }
}

/* === Print Styles === */
@media print {
  .header, .scroll-top, .hero-form-card, .cta {
    display: none;
  }

  body {
    color: #000;
    background: #fff;
  }

  .section {
    padding: 1rem 0;
  }
}