/* 
 * Swami Vivekanand Government Model School Desuri
 * Modern Design System & Web Stylesheet
 */

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

:root {
  /* Primary & Accent Color Palette */
  --primary-dark: #0A192F;
  --primary-navy: #0F2C59;
  --primary-blue: #1E40AF;
  --accent-gold: #F59E0B;
  --accent-gold-dark: #D97706;
  --accent-orange: #EA580C;
  --accent-teal: #0D9488;
  
  /* Neutral Colors */
  --bg-light: #F8FAFC;
  --bg-card: #FFFFFF;
  --text-main: #1E293B;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --border-color: #E2E8F0;

  /* Shadows & Effects */
  --shadow-sm: 0 2px 4px rgba(15, 44, 89, 0.05);
  --shadow-md: 0 10px 25px -5px rgba(15, 44, 89, 0.08);
  --shadow-lg: 0 20px 35px -10px rgba(15, 44, 89, 0.15);
  --shadow-glow: 0 0 25px rgba(245, 158, 11, 0.3);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Global */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  color: var(--primary-navy);
  line-height: 1.25;
  font-weight: 700;
}

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

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

/* Top Utility Bar */
.topbar {
  background: var(--primary-dark);
  color: #CBD5E1;
  padding: 0.5rem 1.5rem;
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.topbar-info span {
  margin-right: 1.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.topbar-info i {
  color: var(--accent-gold);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.admin-login-btn {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-gold);
  padding: 0.25rem 0.8rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(245, 158, 11, 0.4);
  font-weight: 600;
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.admin-login-btn:hover {
  background: var(--accent-gold);
  color: var(--primary-dark);
}

/* Main Navigation Bar */
.navbar-container {
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
}

.navbar {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.logo-badge {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--primary-navy), var(--primary-blue));
  color: var(--accent-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 4px 12px rgba(15, 44, 89, 0.2);
  border: 2px solid var(--accent-gold);
}

.brand-text h1 {
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  color: var(--primary-navy);
}

.brand-text span {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  display: block;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 1.8rem;
  align-items: center;
}

.nav-links a {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-main);
  position: relative;
  padding: 0.4rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: var(--accent-gold);
  border-radius: 2px;
  transition: var(--transition);
}

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

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

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-navy);
  cursor: pointer;
}

/* Hero Section */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, rgba(10, 25, 47, 0.92), rgba(15, 44, 89, 0.88)), url('../images/hero_building.jpg') center/cover no-repeat;
  color: #FFFFFF;
  padding: 5rem 1.5rem 6rem;
  overflow: hidden;
}

.hero-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(245, 158, 11, 0.18);
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  padding: 0.4rem 1rem;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.2rem;
  backdrop-filter: blur(8px);
}

.hero-content h2 {
  font-size: 2.8rem;
  color: #FFFFFF;
  margin-bottom: 1rem;
  font-weight: 800;
  line-height: 1.15;
}

.hero-content h2 span {
  color: var(--accent-gold);
  display: block;
}

.hero-content p {
  font-size: 1.1rem;
  color: #E2E8F0;
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  padding: 0.85rem 1.8rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
  color: var(--primary-dark);
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(245, 158, 11, 0.5);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.1);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: #FFFFFF;
  color: var(--primary-navy);
  transform: translateY(-3px);
}

/* Glassmorphism Quick Info Card */
.hero-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
}

.hero-card h3 {
  color: var(--accent-gold);
  font-size: 1.3rem;
  margin-bottom: 1.2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  padding-bottom: 0.6rem;
}

.card-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.stat-box {
  background: rgba(10, 25, 47, 0.5);
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.stat-box .num {
  font-family: 'Outfit', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: #FFFFFF;
}

.stat-box .label {
  font-size: 0.8rem;
  color: #94A3B8;
  font-weight: 500;
}

/* Notice Ticker Section */
.notice-ticker-section {
  background: var(--primary-navy);
  color: #FFFFFF;
  padding: 0.8rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.notice-title-tag {
  background: var(--accent-orange);
  color: #FFFFFF;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.85rem;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.ticker-marquee {
  overflow: hidden;
  white-space: nowrap;
  flex: 1;
}

.ticker-content {
  display: inline-block;
  animation: marquee 25s linear infinite;
  font-size: 0.95rem;
}

.ticker-content span {
  margin-right: 3rem;
}

.ticker-content a {
  color: var(--accent-gold);
  text-decoration: underline;
}

@keyframes marquee {
  0% { transform: translateX(100%); }
  100% { transform: translateX(-100%); }
}

/* Container Sections */
.section {
  padding: 4.5rem 1.5rem;
}

.section-container {
  max-width: 1280px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-subtitle {
  color: var(--accent-gold-dark);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.4rem;
  display: block;
}

.section-title {
  font-size: 2.2rem;
  color: var(--primary-navy);
  margin-bottom: 0.8rem;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1rem;
}

/* About / Principal Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.principal-card {
  background: var(--bg-card);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border-left: 5px solid var(--accent-gold);
  position: relative;
}

.principal-quote {
  font-style: italic;
  color: var(--text-main);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.principal-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.principal-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--primary-navy);
  color: var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}

.principal-name h4 {
  font-size: 1.1rem;
}

.principal-name span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.facilities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.facility-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.facility-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-gold);
}

.facility-icon {
  width: 50px;
  height: 50px;
  background: rgba(15, 44, 89, 0.06);
  color: var(--primary-navy);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.2rem;
}

.facility-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
}

.facility-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Notices & Downloads Cards */
.notices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.notice-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
}

.notice-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-blue);
}

.notice-badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.badge-admission { background: #FEF3C7; color: #92400E; }
.badge-circular { background: #DBEAFE; color: #1E40AF; }
.badge-timetable { background: #D1FAE5; color: #065F46; }
.badge-results { background: #FCE7F3; color: #9D174D; }

.notice-title {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.notice-date {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-bottom: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.notice-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
}

.download-link {
  color: var(--primary-blue);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.download-link:hover {
  color: var(--accent-orange);
}

/* Gallery Section */
.gallery-filters {
  display: flex;
  justify-content: center;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.filter-btn {
  padding: 0.5rem 1.2rem;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
}

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

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: var(--bg-card);
  aspect-ratio: 4 / 3;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 25, 47, 0.9), transparent 60%);
  opacity: 0;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.2rem;
  color: #FFFFFF;
}

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

.gallery-overlay h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
}

.gallery-overlay span {
  font-size: 0.8rem;
  color: var(--accent-gold);
}

/* Lightbox Modal */
.lightbox-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(10, 25, 47, 0.95);
  backdrop-filter: blur(10px);
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.lightbox-modal.active {
  display: flex;
}

.lightbox-content {
  max-width: 900px;
  max-height: 85vh;
  position: relative;
  text-align: center;
}

.lightbox-content img {
  max-height: 75vh;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  margin: 0 auto;
}

.lightbox-caption {
  color: #FFFFFF;
  margin-top: 1rem;
  font-size: 1.1rem;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  color: #FFFFFF;
  font-size: 2.5rem;
  cursor: pointer;
}

/* Contact Form Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  background: var(--bg-card);
  padding: 3rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.contact-info h3 {
  font-size: 1.6rem;
  margin-bottom: 1.2rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-item i {
  width: 44px;
  height: 44px;
  background: rgba(245, 158, 11, 0.12);
  color: var(--accent-gold-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.form-group {
  margin-bottom: 1.2rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
  color: var(--primary-navy);
}

.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.15);
}

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

/* Footer */
footer {
  background: var(--primary-dark);
  color: #94A3B8;
  padding: 4rem 1.5rem 2rem;
  border-top: 4px solid var(--accent-gold);
}

.footer-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand h3 {
  color: #FFFFFF;
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
}

.footer-links h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  margin-bottom: 1rem;
  position: relative;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

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

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-container {
    grid-template-columns: 1fr;
  }
  .about-grid, .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .topbar {
    flex-direction: column;
    gap: 0.4rem;
    text-align: center;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--bg-card);
    flex-direction: column;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
  }
  .nav-links.active {
    display: flex;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-content h2 {
    font-size: 2.1rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}