/* ============================================================
   SUNRAYS SCHOOL – Main Stylesheet
   Brand Colors (from school signboard):
   Purple #4B2D8C, Yellow #F5C200, Green #4CAF1A
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Anton&family=Poppins:wght@400;500;600;700&family=Noto+Sans+Devanagari:wght@400;600&display=swap');

:root {
  --gold: #F5C200;
  --gold-dark: #D4A800;
  --blue: #4B2D8C;
  --blue-light: #6929C4;
  --green: #4CAF1A;
  --white: #FFFFFF;
  --off-white: #F8F9FA;
  --text: #2D3748;
  --text-light: #718096;
  --border: #E2E8F0;
  --shadow: 0 4px 20px rgba(75,45,140,0.12);
  --shadow-lg: 0 10px 40px rgba(75,45,140,0.18);
  --radius: 12px;
  --radius-lg: 20px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%; /* prevent font zoom on orientation change */
}

body {
  font-family: 'Poppins', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: none; /* prevent rubber-band flicker on Android */
}

img {
  max-width: 100%;
  display: block;
  /* prevent layout shift while loading */
  height: auto;
}

/* ===== ANTI-FLICKER: CSS-based scroll animations (replaces inline JS style) ===== */
.aos-hidden {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  will-change: opacity, transform;
}
.aos-visible {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  transition: all 0.3s ease;
  padding: 1rem 0;
}

.navbar.scrolled {
  background: var(--blue);
  padding: 0.6rem 0;
  box-shadow: var(--shadow);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand { display: flex; align-items: center; gap: 0.75rem; }
.nav-logo { font-size: 2rem; }
.logo-placeholder { font-size: 2rem; }

.school-name {
  display: block;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
}

.school-location {
  display: block;
  font-size: 0.7rem;
  color: var(--gold);
  letter-spacing: 0.5px;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links a {
  text-decoration: none;
  color: rgba(255,255,255,0.85);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-btn {
  background: var(--gold) !important;
  color: var(--blue) !important;
  padding: 0.5rem 1.25rem !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
}

.nav-toggle span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--blue) 0%, #0D1B3E 50%, #1A3A6A 100%);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  /* Split into two layers to prevent composite flicker */
  background-color: #321960;
  background-image: url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  will-change: transform; /* promote to GPU layer */
  transform: translateZ(0);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(26,46,90,0.75) 0%, rgba(13,27,62,0.90) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 8rem 1.5rem 4rem;
}

.hero-badge {
  display: inline-block;
  background: rgba(245,166,35,0.2);
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: 0.35rem 1rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 1rem;
}

.hero-title .hindi {
  font-family: 'Noto Sans Devanagari', sans-serif;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.hero-title .english {
  font-family: 'Anton', 'Poppins', sans-serif;
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 400;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-tagline {
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  color: var(--gold);
  font-weight: 300;
  letter-spacing: 3px;
  margin-bottom: 0.75rem;
}

.hero-sub {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  margin-bottom: 2.5rem;
}

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

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--gold);
  color: var(--blue);
}

.btn-primary:hover {
  background: var(--gold-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(245,166,35,0.4);
}

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

.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}

.hero-stats {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
  padding: 2rem 1.5rem;
  width: 100%;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--white);
}

.stat-num {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
}

.stat-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.7);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounce 2s infinite;
}

.hero-scroll a {
  color: var(--gold);
  font-size: 1.5rem;
  text-decoration: none;
}

@keyframes bounce {
  0%, 100% { transform: translate3d(-50%, 0, 0); }
  50%       { transform: translate3d(-50%, 8px, 0); }
}

/* ===== NOTICE BAR ===== */
.notice-bar {
  background: var(--gold);
  color: var(--blue);
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 1.5rem;
  overflow: hidden;
}

.notice-label {
  font-weight: 700;
  font-size: 0.85rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.notice-ticker {
  overflow: hidden;
  flex: 1;
}

.notice-ticker span {
  display: inline-block;
  white-space: nowrap;
  animation: ticker 30s linear infinite;
  font-size: 0.85rem;
  font-weight: 500;
  will-change: transform;
  transform: translateZ(0); /* GPU layer */
}

@keyframes ticker {
  0%   { transform: translate3d(100vw, 0, 0); }
  100% { transform: translate3d(-100%, 0, 0); }
}

/* ===== SECTIONS ===== */
.section { padding: 5rem 0; }

.section.director { background: var(--blue); color: var(--white); }

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header.light h2, .section-header.light p {
  color: var(--white);
}

.section-tag {
  display: inline-block;
  background: rgba(245,166,35,0.15);
  color: var(--gold);
  border: 1px solid rgba(245,166,35,0.3);
  padding: 0.25rem 0.875rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 0.75rem;
}

.section-header h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--blue);
  margin-bottom: 0.5rem;
}

.section-header p {
  color: var(--text-light);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image { position: relative; }

.img-rounded { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }

.about-badge-float {
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  background: var(--gold);
  color: var(--blue);
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  font-weight: 700;
  font-size: 0.8rem;
  box-shadow: var(--shadow);
}

.about-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 1rem;
}

.about-text p {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--off-white);
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-weight: 500;
}

/* ===== DIRECTOR ===== */
.director-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 3rem;
  align-items: start;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.director-card--no-photo {
  grid-template-columns: 1fr;
  max-width: 800px;
  margin: 0 auto;
}

.director-photo img {
  border-radius: var(--radius-lg);
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border: 4px solid var(--gold);
}

.director-name-badge {
  text-align: center;
  margin-top: 1rem;
  color: var(--white);
}

.director-name-badge strong {
  display: block;
  font-size: 1.1rem;
  color: var(--gold);
}

.director-name-badge span { font-size: 0.8rem; opacity: 0.7; }

.quote-icon {
  font-size: 5rem;
  color: var(--gold);
  line-height: 1;
  opacity: 0.5;
  margin-bottom: -1rem;
}

.director-message h3 {
  font-size: 1.5rem;
  color: var(--gold);
  margin-bottom: 1.5rem;
}

.director-message p {
  color: rgba(255,255,255,0.8);
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.director-sign {
  color: var(--gold) !important;
  margin-top: 1.5rem;
}

/* ===== ACHIEVEMENTS ===== */
.achievement-highlights {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.achievement-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease;
  border-top: 4px solid transparent;
}

.achievement-card:hover { transform: translateY(-5px); }

.achievement-card.gold { border-top-color: #F5A623; }
.achievement-card.blue { border-top-color: #3182CE; }
.achievement-card.green { border-top-color: #38A169; }
.achievement-card.purple { border-top-color: #805AD5; }

.ach-icon { font-size: 2.5rem; margin-bottom: 1rem; }

.achievement-card h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 0.5rem;
}

.achievement-card p {
  color: var(--text-light);
  font-size: 0.85rem;
}

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

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--off-white);
  box-shadow: var(--shadow);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover img { transform: scale(1.05); }

.gallery-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(26,46,90,0.9));
  color: var(--white);
  padding: 1.5rem 0.75rem 0.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  transform: translateY(0);
  transition: transform 0.3s;
}

.gallery-item:hover .gallery-caption { transform: translateY(0); }

/* ===== LEARNING IN ACTION ===== */
.learning { background: var(--off-white); }

.learning-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 1rem;
}

.learning-feature {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow);
  cursor: pointer;
}

.learning-feature.large {
  grid-column: span 2;
  grid-row: span 2;
  aspect-ratio: unset;
}

.learning-feature img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
  display: block;
}

.learning-feature:hover img {
  transform: scale(1.06);
}

.learning-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,27,62,0.85) 0%, rgba(13,27,62,0.2) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  transition: background 0.3s;
}

.learning-feature.large .learning-overlay {
  padding: 2rem;
}

.learning-overlay h3 {
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.learning-feature.large .learning-overlay h3 {
  font-size: 1.5rem;
}

.learning-overlay p {
  color: rgba(255,255,255,0.85);
  font-size: 0.82rem;
  line-height: 1.5;
  transform: translateY(8px);
  opacity: 0;
  transition: all 0.3s ease;
}

.learning-feature:hover .learning-overlay p {
  transform: translateY(0);
  opacity: 1;
}

.learning-feature.large .learning-overlay p {
  font-size: 0.95rem;
  transform: none;
  opacity: 1;
}

/* ===== GALLERY (updated) ===== */
.contact { background: var(--off-white); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: 700px;
  margin: 0 auto;
}

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

.contact-icon { font-size: 1.5rem; }

.contact-item strong {
  display: block;
  font-weight: 600;
  color: var(--blue);
  margin-bottom: 0.25rem;
}

.contact-item p { color: var(--text-light); font-size: 0.9rem; }

.form-note { font-size: 0.8rem; color: green; margin-top: 0.5rem; }

/* ===== FOOTER ===== */
.footer {
  background: var(--blue);
  color: var(--white);
  padding: 3rem 0 0;
}

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

.footer-logo {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 0.75rem;
}

.footer-brand p {
  color: rgba(255,255,255,0.6);
  font-size: 0.85rem;
}

.footer-links h4, .footer-contact h4 {
  color: var(--gold);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

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

.footer-links li { margin-bottom: 0.5rem; }

.footer-links a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.2s;
}

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

.footer-contact p {
  color: rgba(255,255,255,0.6);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.footer-bottom {
  text-align: center;
  padding: 1.25rem 0;
  color: rgba(255,255,255,0.4);
  font-size: 0.8rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .achievement-highlights { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--blue);
    flex-direction: column;
    padding: 1rem 1.5rem;
    gap: 0.75rem;
    box-shadow: var(--shadow);
  }
  .nav-links.open { display: flex; }
  /* Larger tap targets for mobile nav */
  .nav-links a { padding: 0.6rem 0; font-size: 1rem; min-height: 44px; display: flex; align-items: center; }

  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .about-badge-float { display: none; }
  .about-features { grid-template-columns: repeat(2, 1fr); }
  .director-card { grid-template-columns: 1fr; }
  .director-photo img { max-width: 200px; margin: 0 auto; }
  .achievement-highlights { grid-template-columns: 1fr 1fr; }
  .achievement-gallery, .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .section { padding: 3.5rem 0; }

  /* Learning grid on tablet */
  .learning-grid { grid-template-columns: 1fr 1fr; }
  .learning-feature.large { grid-column: span 2; grid-row: span 1; aspect-ratio: 16/9; }
}

@media (max-width: 480px) {
  .hero-content { padding: 6rem 1rem 2rem; }
  .hero-stats { gap: 1rem; }
  .stat-num { font-size: 1.8rem; }
  .achievement-highlights { grid-template-columns: 1fr; }
  .achievement-gallery, .gallery-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 2.5rem 0; }
  /* Bigger tap targets on small screens */
  .btn { padding: 1rem 1.75rem; font-size: 1rem; min-height: 48px; }
  .contact-form input,
  .contact-form textarea { font-size: 16px; } /* prevent auto-zoom on iOS/Android */
  .form-group input,
  .form-group select,
  .form-group textarea { font-size: 16px; min-height: 44px; }

  /* Learning grid on mobile: single column */
  .learning-grid { grid-template-columns: 1fr; }
  .learning-feature.large { grid-column: span 1; grid-row: span 1; aspect-ratio: 4/3; }
  .learning-feature.large .learning-overlay p { opacity: 1; transform: none; }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
  /* Disable hover effects that cause flicker on touch */
  .achievement-card:hover { transform: none; }
  .gallery-item:hover img { transform: none; }
  .gallery-item:hover .gallery-caption { transform: translateY(0); }
  .btn:hover { transform: none; box-shadow: none; }
  /* Faster tap response */
  a, button { touch-action: manipulation; }
  /* Learning overlays: always show text on touch */
  .learning-overlay p { opacity: 1 !important; transform: none !important; }
  .learning-feature:hover img { transform: none; }
}

/* ===== ADMISSION PAGE ===== */
.admission-hero {
  background: linear-gradient(135deg, var(--blue) 0%, #0D1B3E 100%);
  padding: 8rem 0 4rem;
  text-align: center;
  color: var(--white);
}

.admission-hero h1 { font-size: 2.5rem; font-weight: 800; margin-bottom: 0.5rem; }
.admission-hero p { color: rgba(255,255,255,0.7); }

.admission-form-section { padding: 4rem 0; background: var(--off-white); }

.adm-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  max-width: 900px;
  margin: 0 auto;
}

.adm-form h2 {
  color: var(--blue);
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--gold);
}

.form-section-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--blue);
  margin: 1.5rem 0 1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-group { display: flex; flex-direction: column; }

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.7rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.9rem;
  transition: border-color 0.2s;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
}

.form-group.full { grid-column: 1 / -1; }

.adm-submit-wrap {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ===== PRINT / ADMISSION FORM ===== */
@media print {
  .navbar, .footer, .hero-scroll, .notice-bar { display: none; }
}