/* ============================================
   PREMJYOTI — Design System & Global Styles
   ============================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Brand Colors */
  --primary: #17449B;
  --primary-dark: #0f2f6e;
  --primary-light: #2a5ec4;
  --secondary: #EA5C1F;
  --secondary-dark: #c44a15;
  --secondary-light: #f47a45;

  /* Neutrals */
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-bg-strong: rgba(255, 255, 255, 0.18);
  --glass-blur: blur(12px);
  --glass-border: 1px solid rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px rgba(23, 68, 155, 0.12);

  /* Radius — strict minimal curves */
  --radius-sm: 4px;
  --radius: 6px;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Container */
  --container-max: 1200px;
  --navbar-height: 70px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--gray-800);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

/* ---------- Mesh Gradient Backgrounds ---------- */
.bg-mesh {
  background:
    radial-gradient(ellipse at 20% 50%, rgba(23, 68, 155, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(234, 92, 31, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(23, 68, 155, 0.06) 0%, transparent 50%),
    linear-gradient(135deg, #f0f4ff 0%, #ffffff 40%, #f5f0ff 70%, #eef2ff 100%);
  background-attachment: fixed;
}

.bg-mesh-dark {
  background:
    radial-gradient(ellipse at 20% 50%, rgba(23, 68, 155, 0.25) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(234, 92, 31, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(23, 68, 155, 0.18) 0%, transparent 50%),
    linear-gradient(135deg, #0c1929 0%, #111d33 40%, #141e30 70%, #0f172a 100%);
  background-attachment: fixed;
}

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

/* ---------- Glassmorphism Utilities ---------- */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--glass-shadow);
}

.glass-card-strong {
  background: var(--glass-bg-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--glass-shadow);
}

.glass-card-solid {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius);
  box-shadow: 0 4px 24px rgba(23, 68, 155, 0.08);
}

/* ---------- Button System ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: var(--font-size-sm);
  letter-spacing: 0.02em;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::after {
  opacity: 1;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(23, 68, 155, 0.35);
}

.btn-primary:hover {
  background: var(--primary-light);
  box-shadow: 0 6px 20px rgba(23, 68, 155, 0.45);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--secondary);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(234, 92, 31, 0.35);
}

.btn-secondary:hover {
  background: var(--secondary-light);
  box-shadow: 0 6px 20px rgba(234, 92, 31, 0.45);
  transform: translateY(-2px);
}

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

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

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.7);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: var(--font-size-base);
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: var(--font-size-xs);
}

/* ---------- Typography ---------- */
.text-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--gray-900);
}

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--gray-500);
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-3xl);
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  z-index: 1000;
  transition: all var(--transition-base);
}

.navbar-inner {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  height: 100%;
}

.navbar.scrolled .navbar-inner {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(23, 68, 155, 0.08);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 800;
  font-size: var(--font-size-xl);
  color: var(--white);
  transition: color var(--transition-base);
}

.navbar.scrolled .nav-logo {
  color: var(--primary);
}

.nav-logo .logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  object-fit: contain;
}

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

.nav-links a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  position: relative;
  padding: var(--space-xs) 0;
  transition: color var(--transition-base);
}

.navbar.scrolled .nav-links a {
  color: var(--gray-600);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--white);
  transition: width var(--transition-base), background var(--transition-base);
  border-radius: 1px;
}

.navbar.scrolled .nav-links a::after {
  background: var(--secondary);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
}

.navbar.scrolled .nav-links a:hover,
.navbar.scrolled .nav-links a.active {
  color: var(--primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--secondary);
  color: var(--white) !important;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: var(--font-size-xs);
  letter-spacing: 0.03em;
  animation: pulse-glow 2s ease-in-out infinite;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--secondary-dark);
  color: var(--white) !important;
  transform: translateY(-1px);
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(234, 92, 31, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(234, 92, 31, 0); }
}

/* Hamburger Menu */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 1001;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.navbar.scrolled .nav-hamburger span {
  background: var(--gray-700);
}

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

.nav-hamburger.active span:nth-child(2) {
  opacity: 0;
}

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

.nav-hamburger.active span {
  background: var(--gray-800) !important;
}

/* ---------- Hero Sections ---------- */
.hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: var(--navbar-height);
  overflow: hidden;
}

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

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(23, 68, 155, 0.85) 0%, rgba(15, 47, 110, 0.9) 100%);
  z-index: 1;
}

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

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--white);
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.4rem 1rem;
  border-radius: var(--radius);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
  color: rgba(255, 255, 255, 0.9);
}

.hero h1 {
  font-size: var(--font-size-5xl);
  font-weight: 900;
  color: var(--white);
  margin-bottom: var(--space-lg);
  line-height: 1.1;
}

.hero h1 .highlight {
  color: var(--secondary);
}

.hero p {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-2xl);
  max-width: 550px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* Floating shapes for hero */
.hero-shapes {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
}

.hero-shapes .shape {
  position: absolute;
  border-radius: var(--radius);
  opacity: 0.06;
  background: var(--white);
}

.hero-shapes .shape-1 {
  width: 300px;
  height: 300px;
  top: -50px;
  right: -50px;
  transform: rotate(15deg);
  animation: float 8s ease-in-out infinite;
}

.hero-shapes .shape-2 {
  width: 200px;
  height: 200px;
  bottom: 50px;
  right: 20%;
  transform: rotate(-10deg);
  animation: float 10s ease-in-out infinite reverse;
}

.hero-shapes .shape-3 {
  width: 150px;
  height: 150px;
  top: 30%;
  right: 10%;
  transform: rotate(35deg);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(15deg); }
  50% { transform: translateY(-20px) rotate(20deg); }
}

/* ---------- Section Spacing ---------- */
.section {
  padding: var(--space-4xl) 0;
}

.section-alt {
  background: rgba(23, 68, 155, 0.03);
}

/* ---------- Facilities / Feature Grid ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
}

.feature-card {
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(23, 68, 155, 0.15);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(23, 68, 155, 0.1), rgba(234, 92, 31, 0.08));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-md);
}

.feature-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--gray-800);
}

.feature-card p {
  font-size: var(--font-size-sm);
  color: var(--gray-500);
  line-height: 1.6;
}

/* ---------- Tab System ---------- */
.tabs {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
  justify-content: center;
}

.tab-btn {
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--gray-500);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--gray-200);
  cursor: pointer;
  transition: all var(--transition-base);
}

.tab-btn:hover {
  color: var(--primary);
  border-color: var(--primary);
}

.tab-btn.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  box-shadow: 0 4px 14px rgba(23, 68, 155, 0.3);
}

.tab-panel {
  display: none;
  animation: fadeIn 0.4s ease;
}

.tab-panel.active {
  display: block;
}

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

/* ---------- Donation / CTA Cards ---------- */
.donate-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.donate-card {
  padding: var(--space-2xl);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
}

.donate-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(23, 68, 155, 0.15);
}

.donate-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  margin: 0 auto var(--space-md);
  color: var(--white);
}

.donate-card h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
}

.donate-card p {
  font-size: var(--font-size-sm);
  color: var(--gray-500);
  margin-bottom: var(--space-lg);
}

.tax-note {
  text-align: center;
  margin-top: var(--space-2xl);
  padding: var(--space-lg);
  background: linear-gradient(135deg, rgba(23, 68, 155, 0.06), rgba(234, 92, 31, 0.04));
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
}

.tax-note p {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
  font-weight: 500;
}

/* ---------- Contact Form ---------- */
.contact-section {
  padding: var(--space-4xl) 0;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.contact-info h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-md);
}

.contact-info > p {
  color: var(--gray-500);
  margin-bottom: var(--space-2xl);
}

.contact-detail {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: linear-gradient(135deg, rgba(23, 68, 155, 0.1), rgba(234, 92, 31, 0.06));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
}

.contact-detail h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 2px;
}

.contact-detail p,
.contact-detail a {
  font-size: var(--font-size-sm);
  color: var(--gray-500);
}

.contact-detail a:hover {
  color: var(--primary);
}

.contact-form {
  padding: var(--space-2xl);
}

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

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--space-xs);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  color: var(--gray-800);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(23, 68, 155, 0.1);
  background: var(--white);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

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

.form-submit {
  width: 100%;
  margin-top: var(--space-sm);
}

.form-status {
  margin-top: var(--space-md);
  padding: var(--space-md);
  border-radius: var(--radius);
  font-size: var(--font-size-sm);
  font-weight: 500;
  display: none;
}

.form-status.success {
  display: block;
  background: rgba(16, 185, 129, 0.1);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.form-status.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  color: #dc2626;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--gray-900);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand h3 {
  font-size: var(--font-size-xl);
  color: var(--white);
  margin-bottom: var(--space-sm);
}

.footer-brand p {
  font-size: var(--font-size-sm);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.footer-col h4 {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.footer-col a {
  display: block;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
  padding: var(--space-xs) 0;
  transition: all var(--transition-fast);
}

.footer-col a:hover {
  color: var(--secondary);
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.4);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.4);
}

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

/* ---------- Scroll Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---------- Landing Page Specific ---------- */
.landing-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.landing-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.landing-bg-shapes .orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}

.landing-bg-shapes .orb-1 {
  width: 400px;
  height: 400px;
  background: rgba(23, 68, 155, 0.15);
  top: -100px;
  left: -100px;
  animation: orbFloat 12s ease-in-out infinite;
}

.landing-bg-shapes .orb-2 {
  width: 350px;
  height: 350px;
  background: rgba(234, 92, 31, 0.1);
  bottom: -80px;
  right: -80px;
  animation: orbFloat 15s ease-in-out infinite reverse;
}

.landing-bg-shapes .orb-3 {
  width: 250px;
  height: 250px;
  background: rgba(23, 68, 155, 0.1);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: orbFloat 10s ease-in-out infinite;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 15px) scale(0.95); }
}

.landing-container {
  position: relative;
  z-index: 1;
  text-align: center;
  width: 100%;
  max-width: 900px;
  padding: var(--space-xl);
}

.landing-logo {
  margin-bottom: var(--space-md);
}

.landing-logo-img {
  width: 120px;
  height: 120px;
  object-fit: contain;
  margin: 0 auto var(--space-lg);
  border-radius: var(--radius);
}

.landing-logo h1 {
  font-size: var(--font-size-5xl);
  font-weight: 900;
  letter-spacing: -0.02em;
}

.landing-logo p {
  font-size: var(--font-size-lg);
  color: var(--gray-500);
  margin-top: var(--space-sm);
}

.landing-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
}

.landing-card {
  padding: var(--space-3xl) var(--space-2xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.landing-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(23, 68, 155, 0.02), rgba(234, 92, 31, 0.02));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.landing-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(23, 68, 155, 0.18);
}

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

.landing-card-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto var(--space-lg);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-3xl);
}

.landing-card-icon.school {
  background: linear-gradient(135deg, rgba(234, 92, 31, 0.1), rgba(234, 92, 31, 0.05));
}

.landing-card-icon.society {
  background: linear-gradient(135deg, rgba(23, 68, 155, 0.1), rgba(23, 68, 155, 0.05));
}

.landing-card h2 {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  margin-bottom: var(--space-sm);
  color: var(--gray-800);
}

.landing-card p {
  font-size: var(--font-size-sm);
  color: var(--gray-500);
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}

.landing-card .btn {
  position: relative;
  z-index: 2;
}

/* ---------- Admissions Section ---------- */
.admissions-section {
  position: relative;
  overflow: hidden;
}

.admissions-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.admissions-info h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-md);
}

.admissions-info p {
  color: var(--gray-500);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.admissions-details {
  padding: var(--space-2xl);
}

.admissions-details h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-lg);
  color: var(--primary);
}

.detail-item {
  display: flex;
  align-items: start;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.detail-item-icon {
  width: 36px;
  height: 36px;
  min-width: 36px;
  background: linear-gradient(135deg, rgba(23, 68, 155, 0.1), rgba(234, 92, 31, 0.06));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-base);
}

.detail-item h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: 2px;
}

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

/* ---------- About / Mission Section ---------- */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-image {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, rgba(23, 68, 155, 0.08), rgba(234, 92, 31, 0.05));
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-text h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-md);
}

.about-text p {
  color: var(--gray-600);
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.stat-item {
  text-align: center;
  padding: var(--space-md);
  border-radius: var(--radius);
  background: rgba(23, 68, 155, 0.04);
}

.stat-item .stat-number {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--primary);
}

.stat-item .stat-label {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ---------- Tab Content Styling ---------- */
.tab-content-card {
  padding: var(--space-2xl);
}

.tab-content-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-md);
  color: var(--primary);
}

.tab-content-card p {
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.tab-content-card ul {
  list-style: none;
}

.tab-content-card ul li {
  position: relative;
  padding-left: var(--space-xl);
  margin-bottom: var(--space-sm);
  color: var(--gray-600);
  font-size: var(--font-size-sm);
}

.tab-content-card ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--secondary);
  font-weight: 700;
}

/* ---------- Loading Spinner ---------- */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: var(--white);
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---------- Gallery Preview Collage ---------- */
.gallery-preview {
  position: relative;
}

.collage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.collage-grid .collage-item {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  transition: all var(--transition-base);
  background: var(--gray-100);
}

.collage-grid .collage-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.collage-grid .collage-item:hover img {
  transform: scale(1.06);
}

/* First item spans 2 rows for visual emphasis */
.collage-grid .collage-item:first-child {
  grid-row: 1 / 3;
}

/* Fixed heights for consistent collage look */
.collage-grid .collage-item {
  height: 180px;
}

.collage-grid .collage-item:first-child {
  height: 100%;
  min-height: 376px;
}

/* Hover overlay */
.collage-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,
    rgba(15, 23, 42, 0.5) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

/* View All CTA row */
.collage-cta {
  text-align: center;
}

/* ---------- Responsive Design ---------- */

/* Tablet */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .about-content,
  .admissions-content,
  .contact-wrapper {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: var(--font-size-4xl);
  }
}

/* Mobile Landscape */
@media (max-width: 768px) {
  :root {
    --navbar-height: 60px;
    --space-2xl: 2rem;
    --space-3xl: 2.5rem;
    --space-4xl: 3rem;
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.75rem;
    --font-size-2xl: 1.25rem;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 100px var(--space-xl) var(--space-xl);
    gap: var(--space-sm);
    transition: right var(--transition-slow);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.1);
    z-index: 999;
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    font-size: var(--font-size-base);
    padding: var(--space-sm) 0;
    width: 100%;
    color: var(--gray-800) !important;
  }

  .nav-hamburger {
    display: flex;
  }

  .landing-cards {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .landing-logo h1 {
    font-size: var(--font-size-3xl);
  }

  .hero {
    min-height: 100vh;
    padding-top: calc(var(--navbar-height) + var(--space-2xl));
    padding-bottom: var(--space-3xl);
  }

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

  .hero p {
    font-size: var(--font-size-base);
  }

  .section-title {
    font-size: var(--font-size-3xl);
  }

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

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

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

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

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

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

  .tabs {
    gap: var(--space-xs);
  }

  .tab-btn {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-xs);
  }

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

  .collage-grid .collage-item:first-child {
    grid-row: auto;
    min-height: auto;
  }

  .collage-grid .collage-item {
    height: 140px;
  }
}

/* Mobile Portrait */
@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }

  .landing-card {
    padding: var(--space-2xl) var(--space-lg);
  }

  .hero h1 {
    font-size: var(--font-size-4xl);
  }

  .btn-lg {
    padding: 0.8rem 1.5rem;
    font-size: var(--font-size-sm);
  }

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

/* Overlay for mobile menu */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 998;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.nav-overlay.active {
  display: block;
  opacity: 1;
}