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

:root {
  --primary: #4f46e5;
  --primary-light: #818cf8;
  --primary-dark: #3730a3;
  --accent: #06b6d4;
  --accent-light: #22d3ee;
  --bg-dark: #0f172a;
  --bg-card: #1e293b;
  --bg-card-hover: #334155;
  --bg-glass: rgba(30, 41, 59, 0.7);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: #334155;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --gradient-1: linear-gradient(135deg, #4f46e5, #06b6d4);
  --gradient-2: linear-gradient(135deg, #6366f1, #8b5cf6);
  --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.4);
  --radius: 12px;
  --radius-lg: 16px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

a { color: var(--primary-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-light); }

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

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 16px; }

/* ===== NAVBAR ===== */
.navbar {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 16px;
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.navbar__logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.25rem; color: var(--text-primary); }
.navbar__logo span { background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.navbar__links { display: flex; gap: 8px; list-style: none; }
.navbar__links a {
  padding: 8px 16px; border-radius: 8px; font-size: 0.875rem; font-weight: 500;
  color: var(--text-secondary); transition: var(--transition);
}
.navbar__links a:hover, .navbar__links a.active { color: var(--text-primary); background: var(--bg-card); }
.navbar__hamburger {
  display: none; flex-direction: column; gap: 5px; cursor: pointer;
  background: none; border: none; padding: 8px;
}
.navbar__hamburger span { display: block; width: 24px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: var(--transition); }

@media (max-width: 768px) {
  .navbar__hamburger { display: flex; }
  .navbar__links {
    display: none; position: absolute; top: 64px; left: 0; right: 0;
    flex-direction: column; background: var(--bg-dark); border-bottom: 1px solid var(--border);
    padding: 16px;
  }
  .navbar__links.open { display: flex; }
  .navbar__links a { padding: 12px 16px; }
}

/* ===== HERO ===== */
.hero {
  background: var(--gradient-hero);
  padding: 60px 0 40px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -50%; right: -20%;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(79,70,229,0.15), transparent 70%);
}
.hero__content { position: relative; z-index: 1; text-align: center; max-width: 700px; margin: 0 auto; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(79,70,229,0.2); border: 1px solid rgba(79,70,229,0.3);
  padding: 6px 14px; border-radius: 20px; font-size: 0.75rem; font-weight: 600;
  color: var(--primary-light); margin-bottom: 20px; text-transform: uppercase; letter-spacing: 0.5px;
}
.hero__title { font-size: clamp(1.75rem, 5vw, 2.75rem); font-weight: 800; line-height: 1.2; margin-bottom: 16px; }
.hero__title span { background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero__desc { color: var(--text-secondary); font-size: 1rem; margin-bottom: 28px; max-width: 550px; margin-left: auto; margin-right: auto; }
.hero__actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: 10px; font-size: 0.875rem; font-weight: 600;
  border: none; cursor: pointer; transition: var(--transition); font-family: inherit;
}
.btn--primary { background: var(--gradient-1); color: #fff; }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(79,70,229,0.4); color: #fff; }
.btn--outline { background: transparent; color: var(--text-primary); border: 1px solid var(--border); }
.btn--outline:hover { border-color: var(--primary-light); color: var(--primary-light); }
.btn--sm { padding: 8px 16px; font-size: 0.8rem; }

/* ===== SECTION ===== */
.section { padding: 60px 0; }
.section__header { text-align: center; margin-bottom: 40px; }
.section__title { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 700; margin-bottom: 8px; }
.section__subtitle { color: var(--text-secondary); font-size: 0.95rem; }

/* ===== QUICK ACCESS CARDS ===== */
.quick-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.quick-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 24px; cursor: pointer;
  transition: var(--transition); position: relative; overflow: hidden;
}
.quick-card:hover { transform: translateY(-4px); border-color: var(--primary); box-shadow: var(--shadow); }
.quick-card__icon { font-size: 2rem; margin-bottom: 12px; }
.quick-card__title { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.quick-card__desc { font-size: 0.8rem; color: var(--text-secondary); line-height: 1.5; }
.quick-card__badge {
  position: absolute; top: 12px; right: 12px;
  background: rgba(79,70,229,0.2); color: var(--primary-light);
  padding: 3px 8px; border-radius: 6px; font-size: 0.65rem; font-weight: 700; text-transform: uppercase;
}

/* ===== COLLEGE CARDS ===== */
.carousel-section { margin-bottom: 40px; }
.carousel-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.carousel-header h3 { font-size: 1.15rem; font-weight: 700; }
.carousel-track {
  display: flex; gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory;
  padding-bottom: 12px; -ms-overflow-style: none; scrollbar-width: none;
}
.carousel-track::-webkit-scrollbar { display: none; }

.college-card {
  min-width: 280px; max-width: 300px; flex-shrink: 0; scroll-snap-align: start;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: var(--transition); cursor: pointer;
}
.college-card:hover { transform: translateY(-4px); border-color: var(--primary); box-shadow: var(--shadow); }
.college-card__img {
  height: 140px; background: var(--gradient-2); display: flex; align-items: center;
  justify-content: center; font-size: 2.5rem; font-weight: 800; color: rgba(255,255,255,0.3);
}
.college-card__body { padding: 16px; }
.college-card__name { font-size: 0.9rem; font-weight: 600; margin-bottom: 8px; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.college-card__meta { display: flex; gap: 12px; flex-wrap: wrap; }
.college-card__tag {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 0.7rem; color: var(--text-muted); background: rgba(100,116,139,0.15);
  padding: 3px 8px; border-radius: 6px;
}

/* ===== TRENDING BANNER ===== */
.trending {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 40px;
}
.trending__badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--danger); color: #fff;
  padding: 6px 14px; font-size: 0.75rem; font-weight: 700; text-transform: uppercase;
}
.trending__body { padding: 20px; }
.trending__date { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 8px; }
.trending__title { font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; line-height: 1.4; }
.trending__desc { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 16px; line-height: 1.6; }

/* ===== EVENT SIDEBAR ===== */
.events-sidebar {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 20px; height: fit-content;
}
.events-sidebar__title { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); margin-bottom: 16px; }
.event-item { padding: 12px 0; border-bottom: 1px solid var(--border); }
.event-item:last-child { border-bottom: none; }
.event-item__name { font-size: 0.8rem; font-weight: 600; margin-bottom: 4px; }
.event-item__date { font-size: 0.7rem; color: var(--text-muted); }
.event-item__status {
  display: inline-block; padding: 2px 8px; border-radius: 4px;
  font-size: 0.65rem; font-weight: 700; text-transform: uppercase; margin-top: 4px;
}
.event-item__status--live { background: rgba(34,197,94,0.15); color: var(--success); }
.event-item__status--upcoming { background: rgba(245,158,11,0.15); color: var(--warning); }

/* ===== MAIN LAYOUT ===== */
.main-grid { display: grid; grid-template-columns: 1fr 300px; gap: 30px; }
@media (max-width: 900px) { .main-grid { grid-template-columns: 1fr; } }

/* ===== FILTER BAR ===== */
.filter-bar {
  display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px;
  padding: 16px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); align-items: center;
}
.filter-bar select, .filter-bar input {
  background: var(--bg-dark); color: var(--text-primary); border: 1px solid var(--border);
  padding: 10px 14px; border-radius: 8px; font-size: 0.85rem; font-family: inherit;
  min-width: 150px; transition: var(--transition);
}
.filter-bar select:focus, .filter-bar input:focus { outline: none; border-color: var(--primary); }
.filter-bar__count { font-size: 0.85rem; color: var(--text-muted); margin-left: auto; }

/* ===== COLLEGE LIST (GRID) ===== */
.colleges-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }

/* ===== COLLEGE DETAIL ===== */
.detail-header {
  background: var(--gradient-hero); padding: 40px 0; border-bottom: 1px solid var(--border);
}
.detail-header h1 { font-size: clamp(1.5rem, 4vw, 2rem); font-weight: 800; margin-bottom: 12px; }
.detail-meta { display: flex; gap: 16px; flex-wrap: wrap; }
.detail-meta__item {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.85rem; color: var(--text-secondary);
}
.detail-tabs { display: flex; gap: 4px; overflow-x: auto; padding: 16px 0; border-bottom: 1px solid var(--border); }
.detail-tabs button {
  padding: 10px 20px; border: none; background: transparent; color: var(--text-secondary);
  font-size: 0.85rem; font-weight: 500; cursor: pointer; border-radius: 8px;
  transition: var(--transition); white-space: nowrap; font-family: inherit;
}
.detail-tabs button.active { background: var(--primary); color: #fff; }
.detail-tabs button:hover:not(.active) { background: var(--bg-card); color: var(--text-primary); }

.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin: 24px 0; }
.info-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; text-align: center;
}
.info-card__label { font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.info-card__value { font-size: 1.5rem; font-weight: 700; }
.info-card__value--highlight { color: var(--accent); }

/* ===== ARTICLE CARDS ===== */
.articles-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 20px; }
.article-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden; transition: var(--transition);
}
.article-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.article-card__img { height: 180px; background: var(--gradient-2); }
.article-card__body { padding: 20px; }
.article-card__tag {
  display: inline-block; padding: 3px 10px; border-radius: 6px;
  font-size: 0.7rem; font-weight: 700; text-transform: uppercase; margin-bottom: 10px;
}
.article-card__tag--trending { background: rgba(239,68,68,0.15); color: var(--danger); }
.article-card__tag--news { background: rgba(6,182,212,0.15); color: var(--accent); }
.article-card__tag--update { background: rgba(245,158,11,0.15); color: var(--warning); }
.article-card__title { font-size: 1rem; font-weight: 600; margin-bottom: 8px; line-height: 1.4; }
.article-card__excerpt { font-size: 0.8rem; color: var(--text-secondary); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.article-card__footer { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--border); }
.article-card__date { font-size: 0.75rem; color: var(--text-muted); }

/* ===== PREDICTOR ===== */
.predictor-form {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px; max-width: 600px; margin: 0 auto;
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 8px; }
.form-group input, .form-group select {
  width: 100%; padding: 12px 16px; background: var(--bg-dark); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text-primary); font-size: 0.9rem; font-family: inherit;
  transition: var(--transition);
}
.form-group input:focus, .form-group select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79,70,229,0.2); }

.predictor-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; margin-top: 30px; }
.predictor-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 24px; transition: var(--transition); cursor: pointer;
}
.predictor-card:hover { border-color: var(--primary); transform: translateY(-3px); box-shadow: var(--shadow); }
.predictor-card__badge {
  display: inline-block; padding: 3px 10px; border-radius: 6px;
  font-size: 0.65rem; font-weight: 700; text-transform: uppercase;
  background: rgba(79,70,229,0.15); color: var(--primary-light); margin-bottom: 12px;
}
.predictor-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.predictor-card p { font-size: 0.8rem; color: var(--text-secondary); }

/* ===== PRICING ===== */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; max-width: 900px; margin: 0 auto; }
.pricing-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px; text-align: center;
  transition: var(--transition); position: relative;
}
.pricing-card--popular { border-color: var(--primary); box-shadow: 0 0 40px rgba(79,70,229,0.2); }
.pricing-card--popular::before {
  content: 'Most Popular'; position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--gradient-1); color: #fff; padding: 4px 16px; border-radius: 20px;
  font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
}
.pricing-card__name { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.pricing-card__price { font-size: 2.5rem; font-weight: 800; margin-bottom: 4px; }
.pricing-card__price span { font-size: 0.9rem; font-weight: 400; color: var(--text-muted); }
.pricing-card__period { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 24px; }
.pricing-card__features { list-style: none; text-align: left; margin-bottom: 24px; }
.pricing-card__features li { padding: 8px 0; font-size: 0.85rem; color: var(--text-secondary); display: flex; align-items: center; gap: 8px; }
.pricing-card__features li::before { content: '✓'; color: var(--success); font-weight: 700; }

/* ===== BREADCRUMB ===== */
.breadcrumb { display: flex; gap: 8px; align-items: center; padding: 16px 0; font-size: 0.8rem; }
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary-light); }
.breadcrumb span { color: var(--text-muted); }

/* ===== RESULTS TABLE ===== */
.results-table { width: 100%; border-collapse: collapse; margin-top: 20px; }
.results-table th {
  background: var(--bg-card); padding: 12px; text-align: left;
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase; color: var(--text-muted);
  border-bottom: 2px solid var(--border);
}
.results-table td { padding: 12px; font-size: 0.85rem; border-bottom: 1px solid var(--border); }
.results-table tr:hover { background: rgba(79,70,229,0.05); }
.results-table .chance--high { color: var(--success); font-weight: 600; }
.results-table .chance--medium { color: var(--warning); font-weight: 600; }
.results-table .chance--low { color: var(--danger); font-weight: 600; }

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-card); border-top: 1px solid var(--border);
  padding: 48px 0 24px; margin-top: 60px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.footer__brand { font-size: 1.25rem; font-weight: 800; margin-bottom: 12px; }
.footer__brand span { background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.footer__desc { font-size: 0.8rem; color: var(--text-muted); line-height: 1.6; }
.footer__heading { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 16px; color: var(--text-secondary); }
.footer__links { list-style: none; }
.footer__links li { margin-bottom: 8px; }
.footer__links a { color: var(--text-muted); font-size: 0.85rem; }
.footer__links a:hover { color: var(--primary-light); }
.footer__bottom { text-align: center; padding-top: 24px; border-top: 1px solid var(--border); font-size: 0.75rem; color: var(--text-muted); }

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero { padding: 40px 0 30px; }
  .section { padding: 40px 0; }
  .info-grid { grid-template-columns: repeat(2, 1fr); }
  .articles-grid { grid-template-columns: 1fr; }
  .colleges-grid { grid-template-columns: 1fr; }
  .filter-bar { flex-direction: column; }
  .filter-bar select, .filter-bar input { min-width: 100%; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .quick-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.animate-in { animation: fadeInUp 0.5s ease-out forwards; }
.animate-delay-1 { animation-delay: 0.1s; opacity: 0; }
.animate-delay-2 { animation-delay: 0.2s; opacity: 0; }
.animate-delay-3 { animation-delay: 0.3s; opacity: 0; }
.animate-delay-4 { animation-delay: 0.4s; opacity: 0; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ===== TABLE RESPONSIVE ===== */
.table-responsive { overflow-x: auto; }

/* ===== SEARCH HIGHLIGHT ===== */
.search-container { position: relative; flex: 1; min-width: 200px; }
.search-container input { width: 100%; padding-left: 40px; }
.search-container::before {
  content: '🔍'; position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  font-size: 0.85rem;
}