/* ========== Reset & Base ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; color: #1f2937; line-height: 1.6; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }

/* ========== Animations ========== */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes scaleIn { from { transform: scale(0.8); opacity: 0; } to { transform: scale(1); opacity: 1; } }
@keyframes slideUp { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes expandWidth { from { width: 0; } to { width: 3rem; } }
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes ping { 75%, 100% { transform: scale(2); opacity: 0; } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }
@keyframes pulseExtended { 0%, 100% { opacity: 1; } 50% { opacity: 0.7; } }

/* ========== Splash Screen ========== */
.splash-screen {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #0a1e7d, #1a3e9d, #f97316);
  animation: fadeIn 0.5s ease-in-out;
  transition: opacity 0.5s ease;
}
.splash-screen.hidden { opacity: 0; pointer-events: none; }
.splash-content { text-align: center; animation: scaleIn 0.6s ease-out; }
.splash-logo-container { position: relative; margin-bottom: 2rem; }
.splash-circle {
  width: 8rem; height: 8rem; margin: 0 auto;
  background: white; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
  animation: pulse 2s infinite;
}
.splash-circle span { color: #0a1e7d; font-weight: 700; font-size: 1.875rem; }
.splash-ping {
  position: absolute; inset: 0; width: 8rem; height: 8rem; margin: 0 auto;
  border: 4px solid #fb923c; border-radius: 50%;
  animation: ping 1s infinite; opacity: 0.75;
}
.splash-info { animation: slideUp 0.8s ease-out; }
.splash-title { font-size: 3.5rem; font-weight: 700; color: white; text-shadow: 0 4px 8px rgba(0,0,0,0.3); }
.splash-subtitle-row { display: flex; align-items: center; justify-content: center; gap: 0.75rem; }
.splash-line { height: 4px; width: 3rem; background: #fb923c; border-radius: 2px; animation: expandWidth 1s ease-out; }
.splash-subtitle { font-size: 1.25rem; color: #fdba74; font-weight: 600; }
.splash-tagline { color: white; font-size: 1.125rem; font-style: italic; animation: fadeIn 0.5s ease-in-out 0.3s both; }
.splash-dots { display: flex; justify-content: center; gap: 0.5rem; margin-top: 2rem; }
.dot { width: 0.75rem; height: 0.75rem; background: white; border-radius: 50%; animation: bounce 1s infinite; }

/* Sponsorship splash */
.splash-sponsorship { background: #0a1e7d; }
.splash-logos-row { display: flex; align-items: center; justify-content: center; gap: 1.5rem; margin-bottom: 2rem; }
.splash-logo-img { height: 5rem; object-fit: contain; }
.splash-circle-small {
  width: 5rem; height: 5rem; background: white; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; padding: 0.5rem;
  animation: pulse 2s infinite;
}
.splash-circle-small img { width: 100%; height: 100%; object-fit: contain; }

/* ========== Layout ========== */
.page-wrapper { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
  display: none; position: fixed; left: 0; top: 0; height: 100%; width: 16rem;
  background: #0a1e7d; color: white; overflow-y: auto; z-index: 40;
}
@media (min-width: 1024px) { .sidebar { display: block; } }
.sidebar-nav { padding: 2rem 0; }
.nav-btn {
  display: block; width: 100%; text-align: left; padding: 0.75rem 1.5rem;
  font-size: 0.875rem; font-weight: 700; color: white; background: none;
  border: none; cursor: pointer; transition: background 0.2s;
}
.nav-btn:hover, .nav-btn.active { background: #1a2e8d; }
.nav-btn.active { border-left: 4px solid #f97316; }
.nav-link { text-decoration: none; }

/* Mobile menu */
.mobile-menu-btn {
  display: block; position: fixed; top: 1rem; left: 1rem; z-index: 50;
  background: #0a1e7d; color: white; padding: 0.5rem; border-radius: 0.375rem;
}
@media (min-width: 1024px) { .mobile-menu-btn { display: none; } }
.mobile-menu {
  display: none; position: fixed; inset: 0; background: #0a1e7d; color: white;
  z-index: 40; overflow-y: auto;
}
.mobile-menu.open { display: block; }
.mobile-nav { padding-top: 5rem; padding-bottom: 2rem; }

/* Main content */
.main-content { flex: 1; }
@media (min-width: 1024px) { .main-content { margin-left: 16rem; } }

/* Container */
.container { max-width: 72rem; margin: 0 auto; padding: 0 1rem; }
.container-sm { max-width: 56rem; }
.container-md { max-width: 64rem; }

/* FAB */
.fab {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 50;
  background: #f97316; color: white; font-weight: 700; padding: 1rem;
  border-radius: 50%; box-shadow: 0 10px 25px rgba(0,0,0,0.3);
  display: flex; align-items: center; gap: 0.5rem; transition: all 0.2s;
}
.fab:hover { background: #ea580c; transform: scale(1.05); }
.fab-text { display: none; white-space: nowrap; }
.fab:hover .fab-text { display: inline-block; }

/* ========== Hero Section ========== */
.hero-section {
  position: relative; min-height: 100vh;
  background: linear-gradient(135deg, #0a1e7d, #1a3e9d);
}
.hero-header-wrapper { position: relative; z-index: 10; padding: 1rem; }
@media (min-width: 1024px) { .hero-header-wrapper { padding: 2.5rem 3rem; } }
.hero-header {
  max-width: 72rem; margin: 0 auto;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 1.25rem; border-radius: 0.75rem;
  background: linear-gradient(to right, white, #eff6ff, #fff7ed);
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25); border: 2px solid #fb923c;
}
.header-logos { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; justify-content: center; }
@media (min-width: 640px) { .header-logos { justify-content: flex-start; } }
.logo-wrap { position: relative; }
.logo-iift { width: 3rem; height: 3rem; object-fit: contain; }
@media (min-width: 768px) { .logo-iift { width: 5rem; height: 5rem; } }
@media (min-width: 1024px) { .logo-iift { width: 6rem; height: 6rem; } }
.logo-circle {
  width: 3rem; height: 3rem; background: white; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; padding: 2px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
@media (min-width: 768px) { .logo-circle { width: 5rem; height: 5rem; } }
@media (min-width: 1024px) { .logo-circle { width: 6rem; height: 6rem; } }
.logo-gbrc { width: 100%; height: 100%; object-fit: contain; }
.header-text { text-align: center; max-width: 20rem; }
@media (min-width: 640px) { .header-text { text-align: left; } }
.header-title-text {
  background: linear-gradient(to right, #0a1e7d, #2563eb);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  font-weight: 700; font-size: 0.75rem;
}
@media (min-width: 768px) { .header-title-text { font-size: 1rem; } }
.header-subtitle-text { color: #ea580c; font-size: 0.625rem; margin-top: 0.25rem; }
@media (min-width: 768px) { .header-subtitle-text { font-size: 0.875rem; } }
.header-badges { display: flex; align-items: center; gap: 0.75rem; }
.badge-naac {
  padding: 0.5rem 0.75rem; background: linear-gradient(to right, #2563eb, #3b82f6, #22c55e);
  color: white; font-weight: 700; font-size: 0.625rem; border-radius: 0.5rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15); transition: transform 0.2s;
}
@media (min-width: 768px) { .badge-naac { font-size: 0.875rem; padding: 0.5rem 1.25rem; } }
.badge-naac:hover { transform: scale(1.05); }
.badge-aplus {
  width: 3rem; height: 3rem; background: linear-gradient(135deg, #f97316, #ea580c);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 700; font-size: 0.875rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15); transition: transform 0.2s;
}
@media (min-width: 768px) { .badge-aplus { width: 4rem; height: 4rem; font-size: 1.25rem; } }
.badge-aplus:hover { transform: scale(1.05); }

/* Carousel */
.carousel-wrapper {
  position: relative; z-index: 10; padding: 0 1rem; margin-bottom: 1.5rem;
}
@media (min-width: 1024px) { .carousel-wrapper { padding: 0 3rem; } }
.carousel {
  position: relative; width: 100%; height: 320px; overflow: hidden;
  border-radius: 0.5rem; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
  background: linear-gradient(135deg, #0a1e7d, #1a3e9d);
  max-width: 72rem; margin: 0 auto;
}
@media (min-width: 640px) { .carousel { height: 420px; } }
@media (min-width: 768px) { .carousel { height: 480px; } }
@media (min-width: 1280px) { .carousel { height: 550px; } }
.carousel-img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: contain; object-position: center;
  opacity: 0; transition: opacity 1s ease;
}
@media (min-width: 640px) { .carousel-img { object-fit: cover; } }
.carousel-img.active { opacity: 1; }
.carousel-btn {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 30;
  background: rgba(0,0,0,0.5); color: white; padding: 0.5rem; border-radius: 50%;
  transition: background 0.2s; border: none; cursor: pointer;
}
.carousel-btn:hover { background: rgba(0,0,0,0.7); }
.carousel-btn.prev { left: 0.5rem; }
.carousel-btn.next { right: 0.5rem; }
@media (min-width: 768px) { .carousel-btn.prev { left: 1rem; } .carousel-btn.next { right: 1rem; } }
.carousel-indicators {
  position: absolute; bottom: 0.75rem; left: 50%; transform: translateX(-50%);
  display: flex; gap: 0.375rem; z-index: 30;
}
.indicator {
  height: 0.5rem; border-radius: 9999px; transition: all 0.3s;
  background: rgba(255,255,255,0.5); width: 0.5rem; cursor: pointer; border: none;
}
.indicator.active { background: #f97316; width: 1.5rem; }
@media (min-width: 768px) { .indicator { height: 0.625rem; width: 0.625rem; } .indicator.active { width: 2rem; } }

/* Hero Content */
.hero-content {
  position: relative; z-index: 10; padding: 1.5rem 1rem 3rem;
  color: white; max-width: 72rem; margin: 0 auto;
}
@media (min-width: 1024px) { .hero-content { padding: 3rem; } }
.hero-title { font-size: 1.5rem; font-weight: 700; margin-bottom: 1rem; text-align: center; }
@media (min-width: 640px) { .hero-title { font-size: 1.875rem; } }
@media (min-width: 768px) { .hero-title { font-size: 2.25rem; } }
@media (min-width: 1024px) { .hero-title { font-size: 3rem; text-align: left; } }
@media (min-width: 1280px) { .hero-title { font-size: 3.75rem; } }
.hero-title-sub { display: block; font-size: 80%; margin-top: 0.5rem; }
.hero-theme { margin: 2rem 0; text-align: center; }
@media (min-width: 1024px) { .hero-theme { text-align: left; } }
.hero-theme h2 { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.75rem; }
@media (min-width: 1024px) { .hero-theme h2 { font-size: 1.875rem; } }
.hero-theme-text { font-size: 1rem; font-style: italic; margin-bottom: 0.75rem; }
@media (min-width: 1024px) { .hero-theme-text { font-size: 1.5rem; } }
.hero-date { font-size: 1.25rem; font-weight: 700; color: #fb923c; margin-bottom: 1.5rem; }
@media (min-width: 1024px) { .hero-date { font-size: 1.875rem; } }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; }
.hero-buttons .btn { flex: 1 1 auto; min-width: 0; text-align: center; white-space: nowrap; }
@media (min-width: 640px) { .hero-buttons .btn { flex: 0 1 auto; } }
@media (max-width: 480px) { .hero-buttons { gap: 0.5rem; } .hero-buttons .btn { font-size: 0.75rem; padding: 0.6rem 0.75rem; width: 100%; } }
@media (min-width: 481px) and (max-width: 639px) { .hero-buttons .btn { font-size: 0.8rem; padding: 0.65rem 1rem; } }
@media (min-width: 1024px) { .hero-buttons { justify-content: flex-start; } }

/* Partners */
.partners-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; margin-top: 3rem; }
@media (min-width: 640px) { .partners-grid { grid-template-columns: 1fr 1fr; gap: 2rem; } }
.partner-title { font-size: 1.125rem; font-weight: 700; color: #fb923c; margin-bottom: 0.75rem; text-align: center; }
@media (min-width: 1024px) { .partner-title { text-align: left; font-size: 1.5rem; } }
.partner-box {
  background: rgba(255,255,255,0.1); border-radius: 0.5rem; padding: 1.5rem;
  backdrop-filter: blur(4px); text-align: center; color: white;
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  font-weight: 700; padding: 0.75rem 1.5rem; border-radius: 0.5rem;
  transition: all 0.2s; font-size: 0.875rem; cursor: pointer; border: none;
}
.btn-lg { padding: 1rem 2rem; font-size: 1.125rem; }
.btn-orange { background: #f97316; color: white; box-shadow: 0 4px 12px rgba(0,0,0,0.2); }
.btn-orange:hover { background: #ea580c; }
.btn-white { background: white; color: #0a1e7d; box-shadow: 0 4px 12px rgba(0,0,0,0.2); }
.btn-white:hover { background: #f3f4f6; }
.btn-orange-gradient { background: linear-gradient(to right, #f97316, #ea580c); color: white; box-shadow: 0 4px 12px rgba(0,0,0,0.2); }
.btn-orange-gradient:hover { background: linear-gradient(to right, #ea580c, #dc2626); }
.btn-navy { background: #0a1e7d; color: white; padding: 1rem 1.5rem; border-radius: 9999px; font-size: 1rem; }
.btn-navy:hover { background: #1e40af; }
.btn-purple { background: #7c3aed; color: white; padding: 1rem 1.5rem; border-radius: 9999px; font-size: 1rem; }
.btn-purple:hover { background: #6d28d9; }
.btn-blue-round { background: linear-gradient(to right, #2563eb, #1d4ed8); color: white; border-radius: 9999px; padding: 1rem 2.5rem; box-shadow: 0 4px 12px rgba(0,0,0,0.2); }
.btn-blue-round:hover { background: linear-gradient(to right, #1d4ed8, #1e40af); transform: scale(1.05); }
.btn-white-navy { background: white; color: #0a1e7d; border-radius: 9999px; padding: 1rem 2.5rem; box-shadow: 0 4px 12px rgba(0,0,0,0.2); }
.btn-white-navy:hover { background: #eff6ff; }
.full-width { display: block; width: 100%; text-align: center; }

/* ========== Sections ========== */
.section { padding: 4rem 1rem; position: relative; overflow: hidden; }
@media (min-width: 1024px) { .section { padding: 4rem 3rem; } }
.section-white { background: white; }
.section-gray { background: #f3f4f6; }
.section-gradient-light { background: linear-gradient(135deg, #eff6ff, #fff7ed); }
.section-title { font-size: 1.875rem; font-weight: 700; color: #0a1e7d; margin-bottom: 2rem; text-align: center; }
@media (min-width: 1024px) { .section-title { font-size: 2.25rem; } }
.relative { position: relative; z-index: 10; }

/* Background overlays */
.bg-overlay {
  position: absolute; inset: 0; z-index: 0;
}
.bg-overlay img { width: 100%; height: 100%; object-fit: cover; opacity: 0.15; }
.bg-overlay::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(243,244,246,0.9), rgba(243,244,246,0.95), rgba(243,244,246,0.9));
}
.about-section .bg-overlay::after, .contact-section .bg-overlay::after {
  background: linear-gradient(to bottom, rgba(255,255,255,0.95), rgba(255,255,255,0.98), rgba(255,255,255,0.95));
}
.registration-section .bg-overlay::after {
  background: linear-gradient(to bottom, rgba(255,255,255,0.95), rgba(255,255,255,0.98), rgba(255,255,255,0.95));
}
.registration-section { position: relative; overflow: hidden; }
.contact-section { position: relative; overflow: hidden; }
.about-section { position: relative; overflow: hidden; }

/* Cards */
.card { background: white; padding: 2rem; border-radius: 0.5rem; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.card p { color: #374151; line-height: 1.8; text-align: justify; margin-bottom: 1rem; }
.card p:last-child { margin-bottom: 0; }
.navy-border { border: 2px solid #0a1e7d; }
.orange-border { border: 2px solid #fb923c; }

/* Highlights */
.highlights-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 768px) { .highlights-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .highlights-grid { grid-template-columns: 1fr 1fr 1fr; } }
.highlight-card {
  background: linear-gradient(135deg, #0a1e7d, #1a3e9d); padding: 1.5rem;
  border-radius: 0.5rem; box-shadow: 0 4px 12px rgba(0,0,0,0.15); color: white;
}
.highlight-card .dot-marker { width: 0.5rem; height: 0.5rem; background: #fb923c; border-radius: 50%; flex-shrink: 0; margin-top: 0.5rem; }
.highlight-card p { font-weight: 700; }
.highlight-inner { display: flex; align-items: flex-start; gap: 0.75rem; }
.highlights-note { font-size: 0.875rem; color: #6b7280; text-align: center; margin-top: 1.5rem; font-style: italic; }

/* Bullet list */
.bullet-list { display: flex; flex-direction: column; gap: 0.75rem; }
.bullet-list li { display: flex; align-items: flex-start; gap: 0.75rem; color: #374151; }
.bullet { font-weight: 700; flex-shrink: 0; }
.bullet.orange { color: #f97316; }

/* Note box */
.note-box { background: #fff7ed; padding: 1.5rem; border-radius: 0.5rem; border-left: 4px solid #f97316; }
.note-box h3 { font-size: 1.125rem; font-weight: 700; color: #0a1e7d; margin-bottom: 1rem; }
.note-box p { color: #374151; text-align: justify; line-height: 1.8; }
.small li { font-size: 0.875rem; }

/* Tracks grid */
.tracks-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; margin-bottom: 2rem; }
@media (min-width: 768px) { .tracks-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .tracks-grid { grid-template-columns: repeat(3, 1fr); } }
.track-card {
  background: white; border-radius: 1rem; overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08); transition: box-shadow 0.2s, transform 0.2s;
  display: flex; flex-direction: column;
}
.track-card:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.15); transform: translateY(-2px); }
.track-card-header {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
  padding: 1.5rem; min-height: 100px;
  display: flex; flex-direction: column; justify-content: center;
}
.track-card-num { font-size: 0.8125rem; font-weight: 600; color: rgba(255,255,255,0.8); margin-bottom: 0.25rem; }
.track-card-title { font-size: 1.25rem; font-weight: 700; color: white; line-height: 1.3; }
.track-card-footer { padding: 1.25rem 1.5rem; }
.track-card-link {
  background: none; border: none; cursor: pointer;
  color: #f97316; font-weight: 600; font-size: 0.9375rem;
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0; transition: color 0.2s;
}
.track-card-link:hover { color: #ea580c; }
.track-card-link span { font-size: 1.125rem; }
.track-note {
  background: linear-gradient(135deg, #fff7ed, #fffbeb, #fff7ed); padding: 2rem;
  border-radius: 0.5rem; box-shadow: 0 4px 12px rgba(0,0,0,0.1); border: 2px solid #fb923c;
}
.track-note p { color: #374151; font-weight: 700; line-height: 1.8; }

/* Modal */
.modal-overlay {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  z-index: 60; align-items: center; justify-content: center; padding: 1rem;
}
.modal-overlay.open { display: flex; }
.modal-content {
  background: white; border-radius: 0.5rem; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
  max-width: 48rem; width: 100%; max-height: 90vh; overflow-y: auto;
}
.modal-header { display: flex; justify-content: space-between; align-items: flex-start; padding: 2rem 2rem 0; }
.modal-header h3 { font-size: 1.5rem; font-weight: 700; color: #0a1e7d; margin-bottom: 0.5rem; }
.modal-header h4 { font-size: 1.25rem; font-weight: 700; color: #f97316; }
.modal-close { font-size: 2rem; font-weight: 700; color: #6b7280; cursor: pointer; background: none; border: none; padding: 0 0.5rem; }
.modal-close:hover { color: #374151; }
.modal-body { padding: 1.5rem 2rem; }
.modal-body h5 { font-size: 1.125rem; font-weight: 700; color: #0a1e7d; margin-bottom: 1rem; }
.subtheme-list { display: flex; flex-direction: column; gap: 0.75rem; }
.subtheme-list li {
  display: flex; align-items: flex-start; gap: 0.75rem; background: #f9fafb;
  padding: 0.75rem; border-radius: 0.5rem; transition: background 0.2s;
}
.subtheme-list li:hover { background: #fff7ed; }
.subtheme-list .bullet { color: #f97316; font-size: 1.125rem; }
.modal-footer { padding: 0 2rem 2rem; text-align: center; }

/* Tables */
.table-wrapper { border: 2px solid #0a1e7d; border-radius: 0.5rem; overflow: hidden; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.data-table { width: 100%; border-collapse: collapse; }
.data-table thead { background: #0a1e7d; color: white; }
.data-table th { padding: 1rem 1.5rem; text-align: left; font-weight: 700; }
.data-table td { padding: 1rem 1.5rem; border-bottom: 1px solid #e5e7eb; }
.data-table tr.alt { background: #f9fafb; }
.table-footer { background: #fff7ed; border-top: 2px solid #fed7aa; padding: 1rem; }
.table-footer p { font-size: 0.875rem; font-style: italic; text-align: center; color: #374151; }
.badge-extended {
  display: inline-block;
  background: linear-gradient(to right, #f97316, #ef4444); color: white;
  font-size: 0.625rem; font-weight: 700; padding: 0.25rem 0.5rem; border-radius: 9999px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.15); animation: pulseExtended 2s infinite;
  vertical-align: middle; margin-left: 0.5rem;
}

/* Guidelines */
.guidelines-card { padding: 2rem; border-radius: 0.5rem; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.guidelines-card.navy-border { background: white; border: 2px solid #0a1e7d; }
.guidelines-card.blue-gradient { background: linear-gradient(135deg, #eff6ff, #dbeafe); border: 2px solid #60a5fa; }
.guidelines-card.purple-gradient { background: linear-gradient(135deg, #faf5ff, #e9d5ff); border: 2px solid #a78bfa; }
.guidelines-card.green-gradient { background: linear-gradient(135deg, #f0fdf4, #d1fae5); border: 2px solid #4ade80; }
.guidelines-heading { font-size: 1.5rem; font-weight: 700; color: #0a1e7d; margin-bottom: 1.5rem; text-align: center; }
.guidelines-list { display: flex; flex-direction: column; gap: 0.75rem; }
.guidelines-list li { display: flex; align-items: flex-start; gap: 0.75rem; color: #374151; }
.num { font-weight: 700; flex-shrink: 0; }
.num.orange { color: #f97316; } .num.blue { color: #2563eb; } .num.purple { color: #7c3aed; } .num.green { color: #16a34a; }
.sub-list { margin-top: 0.5rem; margin-left: 1rem; display: flex; flex-direction: column; gap: 0.25rem; }

/* Publication */
.publication-box {
  background: linear-gradient(135deg, #fff7ed, #ffedd5); padding: 1.5rem;
  border-radius: 0.5rem; border: 2px solid #fb923c;
}

/* Team */
.team-section { margin-bottom: 2.5rem; }
.team-role-title { font-size: 1.25rem; font-weight: 700; color: #0a1e7d; text-align: center; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 1.5rem; }
.team-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }
.team-row.center { justify-content: center; }
.team-card { background: white; border-radius: 0.75rem; box-shadow: 0 4px 12px rgba(0,0,0,0.1); overflow: hidden; width: 13rem; text-align: center; flex-shrink: 0; }
.team-photo-rect { width: 100%; height: 14rem; overflow: hidden; }
.team-photo-rect img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.team-info { padding: 1rem; }
.team-name { font-weight: 700; color: #0a1e7d; font-size: 0.875rem; }
.team-designation { font-size: 0.75rem; color: #f97316; margin-top: 0.25rem; }

/* Scholar */
.scholar-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }
.scholar-item { display: flex; flex-direction: column; align-items: center; gap: 0.75rem; width: 9rem; }
.scholar-photo { width: 8rem; height: 8rem; border-radius: 50%; overflow: hidden; border: 4px solid #0a1e7d; box-shadow: 0 4px 12px rgba(0,0,0,0.15); flex-shrink: 0; }
.scholar-photo img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.scholar-name { font-weight: 700; color: #0a1e7d; font-size: 0.875rem; text-align: center; line-height: 1.3; }

/* Social */
.social-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 768px) { .social-grid { grid-template-columns: 1fr 1fr; } }
.social-card { background: white; border-radius: 0.5rem; box-shadow: 0 4px 12px rgba(0,0,0,0.1); padding: 1rem; }
.social-header { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1rem; padding-bottom: 1rem; border-bottom: 1px solid #e5e7eb; }
.social-header h3 { font-size: 1.25rem; font-weight: 700; color: #1f2937; }
.social-embed { aspect-ratio: 16/9; background: #f3f4f6; border-radius: 0.375rem; overflow: hidden; }
.social-embed iframe { width: 100%; height: 100%; }
.social-placeholder { display: flex; align-items: center; justify-content: center; height: 100%; padding: 2rem; text-align: center; color: #6b7280; }
.social-link { display: block; text-align: center; padding: 0.5rem 1rem; border-radius: 0.375rem; margin-top: 1rem; color: white; font-weight: 500; transition: background 0.2s; }
.social-link.facebook { background: #1877f2; }
.social-link.facebook:hover { background: #0e5fc7; }
.social-link.twitter { background: #000; }
.social-link.twitter:hover { background: #333; }

/* Contact social buttons */
.social-buttons { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.social-btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.5rem 1rem; color: white; border-radius: 0.375rem; font-size: 0.875rem; transition: background 0.2s; }
.social-btn.instagram { background: linear-gradient(to right, #a855f7, #ec4899); }
.social-btn.instagram:hover { background: linear-gradient(to right, #9333ea, #db2777); }
.social-btn.linkedin { background: #2563eb; }
.social-btn.linkedin:hover { background: #1d4ed8; }
.social-btn.facebook-btn { background: #1877f2; }
.social-btn.facebook-btn:hover { background: #0e5fc7; }
.social-btn.x-btn { background: #000; }
.social-btn.x-btn:hover { background: #333; }

/* Contact */
.contact-details { padding-top: 1rem; display: flex; flex-direction: column; gap: 0.5rem; }

/* Footer */
.footer { background: #0a1e7d; color: white; padding: 2rem 1rem; }
@media (min-width: 1024px) { .footer { padding: 2rem 3rem; } }
.footer-sub { font-size: 0.875rem; color: #9ca3af; }

/* ========== Utilities ========== */
.text-center { text-align: center; }
.text-justify { text-align: justify; }
.text-gray { color: #6b7280; }
.text-navy { color: #0a1e7d; }
.text-orange { color: #ea580c; }
.text-blue { color: #2563eb; }
.font-bold { font-weight: 700; }
.italic { font-style: italic; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }

/* ========== Sponsorship Page Specific ========== */
.sponsorship-page { min-height: 100vh; background: linear-gradient(135deg, #eff6ff, #faf5ff, #dbeafe); }

/* Sponsorship Header */
.sp-header { background: white; box-shadow: 0 1px 3px rgba(0,0,0,0.1); position: sticky; top: 0; z-index: 50; }
.sp-header-inner { max-width: 72rem; margin: 0 auto; padding: 1rem 1.5rem; display: flex; align-items: center; justify-content: space-between; }
.back-link { display: flex; align-items: center; gap: 0.5rem; color: #0a1e7d; font-weight: 700; transition: color 0.2s; }
.back-link:hover { color: #2563eb; }
.sp-header-logos { display: flex; align-items: center; gap: 1rem; }
.sp-logo { height: 3rem; object-fit: contain; }
.sp-logo-circle { width: 3rem; height: 3rem; background: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; padding: 2px; border: 2px solid #0a1e7d; }
.sp-logo-circle img { width: 100%; height: 100%; object-fit: contain; }

/* Sponsorship Hero */
.sp-hero { position: relative; padding: 5rem 1rem; overflow: hidden; }
.sp-hero-bg { position: absolute; inset: 0; opacity: 0.2; }
.sp-hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.sp-hero-content { max-width: 56rem; margin: 0 auto; text-align: center; position: relative; z-index: 10; }
.sp-hero h1 { font-size: 2.25rem; font-weight: 700; color: #2563eb; margin-bottom: 1rem; }
@media (min-width: 768px) { .sp-hero h1 { font-size: 3rem; } }
@media (min-width: 1024px) { .sp-hero h1 { font-size: 3.75rem; } }
.sp-hero p { font-size: 1.125rem; color: #374151; margin-bottom: 2rem; max-width: 42rem; margin-left: auto; margin-right: auto; }

/* Sponsorship sections */
.sp-section { padding: 4rem 1rem; }
.sp-title { font-size: 1.875rem; font-weight: 700; color: #0a1e7d; text-align: center; margin-bottom: 1rem; }
@media (min-width: 768px) { .sp-title { font-size: 2.25rem; } }
.sp-subtitle { text-align: center; color: #6b7280; margin-bottom: 3rem; max-width: 48rem; margin-left: auto; margin-right: auto; }

/* Why sponsor grid */
.why-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 768px) { .why-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .why-grid { grid-template-columns: 1fr 1fr 1fr; gap: 2rem; } }
.why-card {
  background: white; border-radius: 0.5rem; padding: 1.5rem; text-align: center;
  box-shadow: 0 4px 6px rgba(0,0,0,0.07); border: 1px solid #f3f4f6; transition: box-shadow 0.2s;
}
.why-card:hover { box-shadow: 0 10px 25px rgba(0,0,0,0.1); }
.why-icon {
  width: 4rem; height: 4rem; background: #0a1e7d; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem;
}
.why-card h3 { font-size: 1.25rem; font-weight: 700; color: #0a1e7d; margin-bottom: 0.75rem; }
.why-card p { font-size: 0.875rem; color: #6b7280; }

/* Tier grid */
.tier-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 768px) { .tier-grid { grid-template-columns: 1fr 1fr; gap: 2rem; } }
.tier-card {
  position: relative; background: white; border-radius: 1.5rem;
  box-shadow: 0 10px 25px rgba(0,0,0,0.1); overflow: hidden;
  border-top: 4px solid; transition: box-shadow 0.2s;
  padding: 2rem;
  display: flex; flex-direction: column;
}
.tier-card:hover { box-shadow: 0 20px 40px rgba(0,0,0,0.15); }
.tier-card.platinum { border-color: #facc15; }
.tier-card.gold { border-color: #eab308; }
.tier-card.silver { border-color: #9ca3af; }
.tier-card.bronze { border-color: #ea580c; }
.tier-inner { padding: 1.5rem 2rem; }
.tier-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; }
.tier-price { font-size: 1.75rem; font-weight: 700; color: #111827; }
@media (min-width: 768px) { .tier-price { font-size: 2rem; } }
.tier-badge { color: white; font-size: 0.75rem; font-weight: 700; padding: 0.5rem 1rem; border-radius: 9999px; box-shadow: 0 2px 6px rgba(0,0,0,0.15); }
.tier-badge.platinum { background: linear-gradient(to right, #facc15, #eab308); }
.tier-badge.gold { background: linear-gradient(to right, #eab308, #f97316); }
.tier-badge.silver { background: linear-gradient(to right, #9ca3af, #6b7280); }
.tier-badge.bronze { background: linear-gradient(to right, #ea580c, #c2410c); }
.platinum-badge { background: linear-gradient(to right, #facc15, #eab308); }
.gold-badge { background: linear-gradient(to right, #eab308, #f97316); }
.silver-badge { background: linear-gradient(to right, #9ca3af, #6b7280); }
.bronze-badge { background: linear-gradient(to right, #ea580c, #c2410c); }
.tier-name { font-size: 1.125rem; font-weight: 700; color: #111827; margin-bottom: 1.5rem; }
.award-name { font-size: 1.25rem; font-weight: 700; color: #111827; margin-bottom: 0.75rem; }
.tier-title { font-size: 1.125rem; font-weight: 700; color: #111827; margin-bottom: 1rem; }
.tier-benefits { display: flex; flex-direction: column; gap: 0.75rem; }
.tier-benefits li { display: flex; align-items: flex-start; gap: 0.75rem; }
.tier-benefits li svg { flex-shrink: 0; margin-top: 2px; }
.tier-benefits li span { font-size: 0.875rem; color: #374151; }
.tier-card .check-list { flex-grow: 1; }
.tier-card .btn { margin-top: auto; }
.tier-cta {
  display: block; width: 100%; margin-top: 2rem; background: #0a1e7d; color: white;
  font-weight: 700; padding: 0.75rem 1.5rem; border-radius: 9999px; text-align: center;
  transition: background 0.2s; border: none; cursor: pointer; text-decoration: none;
}
.tier-cta:hover { background: #1e40af; }

/* Award grid */
.award-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 768px) { .award-grid { grid-template-columns: 1fr 1fr; gap: 2rem; } }
.award-card {
  background: white; border-radius: 1.5rem; box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  padding: 2rem; transition: box-shadow 0.2s;
  display: flex; flex-direction: column;
}
.award-card:hover { box-shadow: 0 20px 40px rgba(0,0,0,0.15); }
.award-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; }
.award-price { font-size: 1.75rem; font-weight: 700; color: #7c3aed; }
.award-badge { background: linear-gradient(to right, #7c3aed, #6d28d9); color: white; font-size: 0.75rem; font-weight: 700; padding: 0.5rem 1rem; border-radius: 9999px; box-shadow: 0 2px 6px rgba(0,0,0,0.15); }
.award-title { font-size: 1.25rem; font-weight: 700; color: #111827; margin-bottom: 0.75rem; }
.award-desc { color: #6b7280; margin-bottom: 1.5rem; }
.award-card .check-list { flex-grow: 1; }
.award-card .btn { margin-top: auto; }
.prize-box { background: #faf5ff; border-radius: 1rem; padding: 1rem; margin-bottom: 1.5rem; display: flex; flex-direction: column; gap: 0.75rem; }
.prize-row { display: flex; align-items: center; justify-content: space-between; }
.prize-row span:first-child { color: #374151; font-weight: 500; }
.prize-row span:last-child { color: #2563eb; font-weight: 700; font-size: 1.125rem; }
.award-benefits { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1.5rem; }
.award-benefits li { display: flex; align-items: flex-start; gap: 0.75rem; font-size: 0.875rem; color: #374151; }
.award-cta {
  display: block; width: 100%; background: #7c3aed; color: white; font-weight: 700;
  padding: 0.75rem 1.5rem; border-radius: 9999px; text-align: center;
  transition: background 0.2s; text-decoration: none;
}
.award-cta:hover { background: #6d28d9; }

/* Stall card */
.stall-card {
  background: white; border-radius: 1.5rem; box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  padding: 2rem 3rem;
}
.stall-pricing {
  background: #eff6ff; border-radius: 1rem; padding: 2rem; margin-bottom: 2rem; text-align: center;
}
.stall-pricing h3 { font-size: 1.5rem; font-weight: 700; color: #111827; margin-bottom: 1.5rem; }
.stall-price-main { font-size: 2.25rem; font-weight: 700; color: #2563eb; margin-bottom: 0.5rem; }
@media (min-width: 768px) { .stall-price-main { font-size: 3rem; } }
.stall-price-main span { font-size: 1.5rem; color: #6b7280; }
.stall-price-alt { font-size: 1.25rem; color: #6b7280; margin-bottom: 1.5rem; }
.stall-price-alt span { font-size: 1rem; color: #9ca3af; }
.stall-pricing p { color: #6b7280; }
.stall-inclusions { margin-bottom: 2rem; }
.stall-inclusions h4 { font-size: 1.25rem; font-weight: 700; color: #111827; margin-bottom: 1rem; }
.check-list { display: flex; flex-direction: column; gap: 1rem; list-style: none; margin-bottom: 2rem; padding: 0; }
.check-list.two-col { display: grid; grid-template-columns: 1fr; gap: 0.75rem; }
@media (min-width: 768px) { .check-list.two-col { grid-template-columns: 1fr 1fr; } }
.check-list li { display: flex; align-items: flex-start; gap: 0.75rem; color: #374151; font-size: 0.9375rem; line-height: 1.5; }
.check-list li svg { flex-shrink: 0; margin-top: 2px; }
.stall-deadline { background: #fef2f2; border-radius: 1rem; padding: 1.5rem; margin-bottom: 2rem; text-align: center; }
.stall-deadline h3 { font-size: 1.25rem; font-weight: 700; color: #111827; margin-bottom: 0.75rem; }
.deadline-date { font-size: 1.875rem; font-weight: 700; color: #2563eb; margin-bottom: 0.5rem; }
.stall-deadline p { color: #6b7280; }

/* Sponsorship Contact */
.sp-contact { padding: 4rem 1rem; background: linear-gradient(135deg, #0a1e7d, #1e40af); color: white; }
.sp-contact h2 { font-size: 1.875rem; font-weight: 700; text-align: center; margin-bottom: 1.5rem; }
@media (min-width: 768px) { .sp-contact h2 { font-size: 2.25rem; } }
.sp-contact-subtitle { text-align: center; color: #93c5fd; margin-bottom: 3rem; font-size: 1.125rem; }
.sp-contact-box { background: rgba(255,255,255,0.1); backdrop-filter: blur(4px); border-radius: 1rem; padding: 2rem; margin-bottom: 2rem; }
.sp-contact-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
@media (min-width: 768px) { .sp-contact-grid { grid-template-columns: 1fr 1fr; } }
.sp-contact-grid h3 { font-weight: 700; color: #93c5fd; margin-bottom: 1rem; font-size: 1.125rem; }
.contact-items { display: flex; flex-direction: column; gap: 1rem; }
.contact-item { display: flex; align-items: center; gap: 0.75rem; color: white; transition: color 0.2s; }
a.contact-item:hover { color: #93c5fd; }
.contact-divider { border-top: 1px solid rgba(255,255,255,0.2); padding-top: 1rem; }
.contact-label { font-size: 0.875rem; color: #93c5fd; margin-bottom: 0.75rem; }
.contact-item.whatsapp { align-items: flex-start; }
.contact-item.whatsapp div { line-height: 1.4; }
.contact-item.whatsapp small { color: #bfdbfe; }
.sp-contact-buttons { display: flex; flex-direction: column; gap: 1rem; align-items: center; }
@media (min-width: 640px) { .sp-contact-buttons { flex-direction: row; justify-content: center; } }

/* Sponsorship Footer */
.sp-footer { background: #111827; color: white; padding: 2rem 1rem; }
.sp-footer p { color: #9ca3af; }
.sp-footer .footer-sub { font-size: 0.875rem; color: #6b7280; margin-top: 0.5rem; }