/* Eduno Olympiad - Main Stylesheet */
:root {
    --primary: #1a5fb4;
    --primary-dark: #0d47a1;
    --primary-light: #e8f0fe;
    --accent: #f97316;
    --navy: #0f172a;
    --navy-light: #1e293b;
    --text: #1e293b;
    --text-muted: #64748b;
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --border: #e2e8f0;
    --success: #059669;
    --danger: #dc2626;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 20px 60px rgba(15, 23, 42, 0.12);
    --font: 'Plus Jakarta Sans', system-ui, sans-serif;
    --transition: 0.25s ease;
    --container-padding: clamp(1rem, 4vw, 1.5rem);
    --section-y: clamp(2.5rem, 6vw, 4rem);
    --section-y-lg: clamp(3rem, 7vw, 5rem);
    --card-padding: clamp(1.25rem, 4vw, 2.5rem);
    --block-gap: clamp(1rem, 3vw, 1.5rem);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--text); background: var(--bg); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }
ul { list-style: none; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding-left: var(--container-padding); padding-right: var(--container-padding); }
.skip-link { position: absolute; top: -100px; left: 1rem; background: var(--primary); color: #fff; padding: 0.5rem 1rem; border-radius: 4px; z-index: 9999; }
.skip-link:focus { top: 1rem; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 0.875rem 1.75rem; font-family: var(--font); font-weight: 600; font-size: 0.95rem; border-radius: 50px; border: 2px solid transparent; cursor: pointer; transition: all var(--transition); text-decoration: none; }
.btn--primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn--primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(26, 95, 180, 0.35); }
.btn--outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn--outline:hover { background: var(--primary); color: #fff; }
.btn--white { background: #fff; color: var(--primary); border-color: #fff; }
.btn--white:hover { background: var(--primary-light); color: var(--primary-dark); }
.btn--outline-light {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.75);
}
.btn--outline-light:hover {
    background: #fff;
    color: var(--navy);
    border-color: #fff;
}
.btn--sm { padding: 0.5rem 1.25rem; font-size: 0.875rem; }
.btn--lg { padding: 1rem 2.25rem; font-size: 1.05rem; }

/* Notification Bar */
.notification-bar { background: linear-gradient(90deg, var(--navy), var(--navy-light)); color: #fff; font-size: 0.85rem; padding: 0.5rem 0; }
.notification-bar__inner { display: flex; align-items: center; gap: 1rem; overflow: hidden; }
.notification-bar__label { flex-shrink: 0; font-weight: 600; white-space: nowrap; }
.notification-bar__ticker { display: flex; gap: 2rem; overflow: hidden; flex: 1; }
.notification-bar__item { white-space: nowrap; animation: ticker 20s linear infinite; }
.notification-bar__link { flex-shrink: 0; color: var(--accent); font-weight: 600; white-space: nowrap; }
@keyframes ticker { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* Header */
.site-header { background: #fff; box-shadow: 0 2px 20px rgba(0,0,0,0.06); position: sticky; top: 0; z-index: 1000; }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; padding: clamp(0.5rem, 2vw, 0.75rem) 0; gap: 1rem; }
.logo { display: flex; align-items: center; gap: 0.5rem; text-decoration: none; color: var(--primary); }
.logo__icon { font-size: 1.75rem; }
.logo__text { font-weight: 800; font-size: 0.85rem; line-height: 1.2; letter-spacing: 0.5px; }
.logo__text small { font-weight: 600; font-size: 0.7rem; opacity: 0.8; }
.logo--light { color: #fff; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--text); transition: var(--transition); }

.main-nav { display: flex; align-items: center; gap: 1.5rem; }
.main-nav__list { display: flex; align-items: center; gap: 0.25rem; }
.main-nav__list > li > a { display: flex; align-items: center; gap: 0.25rem; padding: 0.5rem 0.75rem; font-weight: 500; font-size: 0.9rem; color: var(--text); border-radius: 8px; }
.main-nav__list > li > a:hover, .main-nav__list > li > a.active { color: var(--primary); background: var(--primary-light); }
.has-dropdown { position: relative; }
.dropdown { position: absolute; top: 100%; left: 0; min-width: 260px; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-lg); padding: 0.5rem; opacity: 0; visibility: hidden; transform: translateY(10px); transition: all var(--transition); z-index: 100; }
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a { display: block; padding: 0.6rem 1rem; font-size: 0.875rem; color: var(--text); border-radius: 8px; }
.dropdown a:hover { background: var(--primary-light); color: var(--primary); }

/* Hero */
.hero { position: relative; padding: var(--section-y-lg) 0 var(--section-y); background: linear-gradient(135deg, #f0f7ff 0%, #fff 50%, #fef3f0 100%); overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -100px; right: -100px; width: 400px; height: 400px; background: radial-gradient(circle, rgba(26,95,180,0.08) 0%, transparent 70%); border-radius: 50%; }
.hero::after { content: ''; position: absolute; bottom: -50px; left: -50px; width: 300px; height: 300px; background: radial-gradient(circle, rgba(249,115,22,0.06) 0%, transparent 70%); border-radius: 50%; }
.hero__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; position: relative; z-index: 1; }
.hero__badge { display: inline-block; background: var(--primary-light); color: var(--primary); font-size: 0.8rem; font-weight: 600; padding: 0.35rem 1rem; border-radius: 50px; margin-bottom: 1rem; }
.hero__title { font-size: clamp(2rem, 5vw, 3.25rem); font-weight: 800; line-height: 1.15; color: var(--navy); margin-bottom: 1rem; }
.hero__title span { background: linear-gradient(135deg, var(--primary), #7c3aed); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero__subtitle { font-size: 1.15rem; color: var(--text-muted); margin-bottom: 2rem; max-width: 480px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 2rem; }
.hero__visual { position: relative; }
.hero__image-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.hero__image-grid img, .hero__image-placeholder { border-radius: var(--radius-lg); aspect-ratio: 4/3; object-fit: cover; background: linear-gradient(135deg, var(--primary-light), #e0e7ff); }
.hero__quote { position: absolute; bottom: -1rem; left: 50%; transform: translateX(-50%); background: #fff; padding: 1rem 1.5rem; border-radius: var(--radius); box-shadow: var(--shadow-lg); font-weight: 600; font-size: 0.95rem; white-space: nowrap; }

/* Stats */
.stats { padding: var(--section-y) 0; background: var(--bg); }
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.stat-card { text-align: center; padding: 2rem 1rem; background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow); border: 1px solid var(--border); transition: transform var(--transition); }
.stat-card:hover { transform: translateY(-4px); }
.stat-card__number { font-size: 2.5rem; font-weight: 800; color: var(--primary); line-height: 1; }
.stat-card__number::after { content: '+'; }
.stat-card__label { font-size: 0.9rem; color: var(--text-muted); margin-top: 0.5rem; font-weight: 500; }

/* Section */
.section { padding: var(--section-y) 0; }
.section--alt { background: var(--bg-alt); }
.section__header { text-align: center; margin-bottom: clamp(1.5rem, 4vw, 3rem); padding: 0 clamp(0, 2vw, 0.5rem); }
.section__title { font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 800; color: var(--navy); margin-bottom: 0.5rem; }
.section__title::after { content: ''; display: block; width: 60px; height: 4px; background: var(--accent); margin: 0.75rem auto 0; border-radius: 2px; }
.section__subtitle { color: var(--text-muted); max-width: 600px; margin: 0 auto; }

/* Quick Actions */
.quick-actions { display: flex; flex-wrap: wrap; gap: var(--block-gap); justify-content: center; margin-bottom: clamp(1.5rem, 4vw, 3rem); }

/* Olympiad Grid */
.olympiad-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.5rem; }
.olympiad-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; padding: 2rem; color: #fff; min-height: 180px; display: flex; flex-direction: column; justify-content: flex-end; text-decoration: none; transition: transform var(--transition), box-shadow var(--transition); }
.olympiad-card:hover { transform: translateY(-6px) scale(1.02); box-shadow: var(--shadow-lg); color: #fff; }
.olympiad-card__code { font-size: 0.75rem; font-weight: 700; opacity: 0.8; letter-spacing: 1px; }
.olympiad-card__name { font-size: 1.25rem; font-weight: 700; margin: 0.25rem 0; }
.olympiad-card__tagline { font-size: 0.85rem; opacity: 0.9; }
.olympiad-card__arrow { position: absolute; top: 1.5rem; right: 1.5rem; width: 36px; height: 36px; background: rgba(255,255,255,0.2); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.25rem; }

/* Explore Cards */
.explore-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.5rem; }
.explore-card { background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); transition: transform var(--transition); border: 1px solid var(--border); }
.explore-card:hover { transform: translateY(-4px); }
.explore-card__img { height: 160px; background: linear-gradient(135deg, var(--primary-light), #ddd6fe); }
.explore-card__body { padding: 1.5rem; }
.explore-card__title { font-weight: 700; margin-bottom: 0.5rem; color: var(--navy); }
.explore-card__link { font-weight: 600; font-size: 0.9rem; }

/* Trust Section */
.trust-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.trust-list { display: flex; flex-direction: column; gap: 1rem; }
.trust-list li { display: flex; align-items: flex-start; gap: 0.75rem; }
.trust-list li::before { content: '✓'; flex-shrink: 0; width: 24px; height: 24px; background: var(--success); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.75rem; font-weight: 700; }

/* Testimonials */
.testimonial-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.5rem; }
.testimonial-card { background: #fff; padding: 2rem; border-radius: var(--radius-lg); box-shadow: var(--shadow); border: 1px solid var(--border); }
.testimonial-card__quote { font-size: 1.5rem; color: var(--primary); line-height: 1; margin-bottom: 0.5rem; }
.testimonial-card__text { color: var(--text-muted); font-style: italic; margin-bottom: 1rem; }
.testimonial-card__author { font-weight: 700; color: var(--navy); }
.testimonial-card__role { font-size: 0.85rem; color: var(--text-muted); }

/* Toppers */
.topper-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1.5rem; }
.topper-card { background: #fff; border-radius: var(--radius-lg); padding: 1.5rem; text-align: center; box-shadow: var(--shadow); border: 1px solid var(--border); }
.topper-card__avatar { width: 80px; height: 80px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), #7c3aed); margin: 0 auto 1rem; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 2rem; font-weight: 700; }
.topper-card__rank { display: inline-block; background: var(--accent); color: #fff; font-size: 0.75rem; font-weight: 700; padding: 0.25rem 0.75rem; border-radius: 50px; margin-bottom: 0.5rem; }
.topper-card__name { font-weight: 700; color: var(--navy); }
.topper-card__school { font-size: 0.85rem; color: var(--text-muted); }

/* CTA Banner */
.cta-banner { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; padding: var(--section-y) 0; text-align: center; }
.cta-banner__title { font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 800; margin-bottom: 1rem; }
.cta-banner__text { opacity: 0.9; margin-bottom: 2rem; max-width: 500px; margin-left: auto; margin-right: auto; }

/* Page Header */
.page-header { background: linear-gradient(135deg, var(--primary-light), #fff); padding: clamp(2rem, 5vw, 3rem) 0 clamp(1.25rem, 3vw, 2rem); }
.page-header__title { font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 800; color: var(--navy); }
.page-header__subtitle {
    margin-top: 0.5rem;
    color: var(--text-muted);
    font-size: clamp(0.9rem, 2.2vw, 1rem);
    max-width: 640px;
    line-height: 1.6;
}
.breadcrumb { font-size: 0.875rem; color: var(--text-muted); margin-top: 0.5rem; }
.breadcrumb a { color: var(--primary); }

/* Forms */
.form-section { padding: var(--section-y) 0 clamp(2.5rem, 8vw, 5rem); }
.form-card { background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: var(--card-padding); border: 1px solid var(--border); max-width: 800px; margin: 0 auto; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--block-gap); }
.form-group { margin-bottom: var(--block-gap); }
.form-group--full { grid-column: 1 / -1; }
.form-group label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 0.4rem; color: var(--navy); }
.form-group label .required { color: var(--danger); }
.form-control { width: 100%; padding: 0.75rem 1rem; border: 2px solid var(--border); border-radius: 10px; font-family: var(--font); font-size: 0.95rem; transition: border-color var(--transition); background: #fff; }
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,95,180,0.1); }
textarea.form-control { min-height: 120px; resize: vertical; }
.form-checkbox { display: flex; align-items: flex-start; gap: 0.5rem; font-size: 0.9rem; }
.form-checkbox input { margin-top: 0.25rem; }

/* Alerts */
.alert { padding: 1rem 1.25rem; border-radius: var(--radius); margin-bottom: 1.5rem; font-weight: 500; }
.alert--success { background: #d1fae5; color: #065f46; border: 1px solid #a7f3d0; }
.alert--error { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.alert--info { background: var(--primary-light); color: var(--primary-dark); border: 1px solid #bfdbfe; }

/* Data Table */
.data-table { width: 100%; border-collapse: collapse; margin: 1rem 0; font-size: 0.9rem; }
.data-table th, .data-table td { padding: 0.75rem 1rem; border: 1px solid var(--border); text-align: left; }
.data-table th { background: var(--bg-alt); font-weight: 600; color: var(--navy); }
.data-table tr:hover td { background: var(--primary-light); }

/* Content */
.content-area { padding: var(--section-y) 0 clamp(2.5rem, 8vw, 5rem); }
.content-area .prose { max-width: 800px; margin: 0 auto; }
.prose h2, .prose h3, .prose h4 { color: var(--navy); margin: 1.5rem 0 0.75rem; }
.prose p, .prose ul { margin-bottom: 1rem; color: var(--text-muted); }
.prose ul { padding-left: 1.5rem; list-style: disc; }
.prose li { margin-bottom: 0.25rem; }
.prose img,
.prose video,
.prose iframe,
.cms-content img,
.cms-content video,
.cms-content iframe {
    max-width: 100%;
    height: auto;
}
.prose table,
.cms-content table {
    width: 100%;
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-collapse: collapse;
}
.prose table th,
.prose table td,
.cms-content table th,
.cms-content table td {
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border);
    font-size: clamp(0.82rem, 2vw, 0.9rem);
}

/* Contact Layout */
.contact-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: clamp(1.25rem, 4vw, 2rem); }
.contact-info-card { background: #fff; border-radius: var(--radius-lg); padding: var(--card-padding); box-shadow: var(--shadow); border: 1px solid var(--border); height: fit-content; }
.contact-info-card h3 { color: var(--navy); margin-bottom: 1rem; }
.contact-info-card p { margin-bottom: 0.75rem; color: var(--text-muted); font-size: 0.95rem; }

/* Gallery */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1rem; }
.gallery-item { border-radius: var(--radius); overflow: hidden; aspect-ratio: 4/3; background: var(--bg-alt); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.gallery-item:hover img { transform: scale(1.05); }

/* Blog */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.5rem; }
.blog-card { background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); border-top: 4px solid var(--primary); transition: transform var(--transition); }
.blog-card:hover { transform: translateY(-4px); }
.blog-card__body { padding: 1.5rem; }
.blog-card__category { font-size: 0.75rem; font-weight: 700; color: var(--accent); text-transform: uppercase; }
.blog-card__title { font-size: 1.1rem; font-weight: 700; color: var(--navy); margin: 0.5rem 0; }
.blog-card__date { font-size: 0.8rem; color: var(--text-muted); }
.blog-card__excerpt { font-size: 0.9rem; color: var(--text-muted); margin-top: 0.5rem; }

/* Downloads */
.download-list { max-width: 700px; margin: 0 auto; }
.download-item { display: flex; align-items: center; justify-content: space-between; padding: 1.5rem; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 1rem; border: 1px solid var(--border); gap: 1rem; }
.download-item__icon { font-size: 2rem; }
.download-item__title { font-weight: 700; color: var(--navy); }
.download-item__desc { font-size: 0.85rem; color: var(--text-muted); }

/* Notifications Table */
.notifications-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.notifications-table th { background: var(--navy); color: #fff; padding: 1rem; text-align: left; font-weight: 600; }
.notifications-table td { padding: 1rem; border-bottom: 1px solid var(--border); }
.notifications-table tr:last-child td { border-bottom: none; }
.notifications-table tr:hover td { background: var(--primary-light); }

/* Career */
.job-card { background: #fff; border-radius: var(--radius-lg); padding: var(--card-padding); box-shadow: var(--shadow); border: 1px solid var(--border); margin-bottom: 1rem; transition: transform var(--transition); }
.job-card:hover { transform: translateY(-2px); }
.job-card__title { font-size: 1.25rem; font-weight: 700; color: var(--navy); }
.job-card__meta { display: flex; flex-wrap: wrap; gap: 1rem; margin: 0.5rem 0 1rem; font-size: 0.85rem; color: var(--text-muted); }
.job-card__meta span { display: flex; align-items: center; gap: 0.25rem; }

/* Olympiad landing */
.olympiad-hero { position: relative; min-height: clamp(560px, 70vh, 760px); display: flex; align-items: center; overflow: hidden; color: #fff; }
.olympiad-hero__bg { position: absolute; inset: 0; background: linear-gradient(135deg, var(--oly-primary, #1a5fb4), var(--oly-secondary, #0d47a1)); }
.olympiad-hero__pattern { position: absolute; inset: 0; opacity: 0.1; background-image: radial-gradient(circle at 20% 50%, #fff 1px, transparent 1px), radial-gradient(circle at 80% 20%, #fff 1px, transparent 1px); background-size: 40px 40px; }
.olympiad-hero__content {
    position: relative;
    z-index: 2;
    padding-top: clamp(3.5rem, 8vh, 5.5rem);
    padding-bottom: clamp(3.5rem, 8vh, 5.5rem);
}
.olympiad-hero__content > * { max-width: 760px; }
.olympiad-hero__code {
    display: inline-flex;
    max-width: 100%;
    background: rgba(255,255,255,0.2);
    padding: clamp(0.3rem, 1vw, 0.4rem) clamp(0.75rem, 2vw, 1rem);
    border-radius: 50px;
    font-weight: 700;
    font-size: clamp(0.72rem, 1.2vw, 0.85rem);
    letter-spacing: clamp(1px, 0.2vw, 2px);
    line-height: 1.4;
    margin-bottom: clamp(0.75rem, 2vw, 1rem);
    backdrop-filter: blur(10px);
    overflow-wrap: anywhere;
}
.olympiad-hero__title {
    font-size: clamp(2.25rem, 4.5vw, 4rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.025em;
    margin-bottom: clamp(0.65rem, 1.5vw, 1rem);
    overflow-wrap: anywhere;
}
.olympiad-hero__subtitle {
    font-size: clamp(1rem, 1.8vw, 1.25rem);
    line-height: 1.65;
    opacity: 0.9;
    margin-bottom: clamp(1.25rem, 3vw, 2rem);
}
.olympiad-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--block-gap);
    margin-bottom: clamp(0.5rem, 2vw, 1rem);
}
.olympiad-hero__actions .btn--outline-light,
.olympiad-hero__syllabus-btn {
    background: transparent !important;
    color: #fff !important;
    border: 2px solid #fff !important;
    box-shadow: none;
}
.olympiad-hero__actions .btn--outline-light:hover,
.olympiad-hero__syllabus-btn:hover {
    background: #fff !important;
    color: var(--oly-primary, var(--navy)) !important;
    border-color: #fff !important;
}
.olympiad-hero__shapes .shape { position: absolute; border-radius: 50%; animation: float 6s ease-in-out infinite; }
.olympiad-hero__shapes .shape--1 { width: 300px; height: 300px; background: rgba(255,255,255,0.05); top: 10%; right: 10%; }
.olympiad-hero__shapes .shape--2 { width: 150px; height: 150px; background: rgba(255,255,255,0.08); bottom: 20%; left: 5%; animation-delay: -3s; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-20px); } }

.olympiad-sections { padding: 0 0 var(--section-y); }
.olympiad-nav { position: sticky; top: 70px; z-index: 100; background: #fff; border-bottom: 1px solid var(--border); padding: 0.75rem 0; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.olympiad-nav .container { padding-left: var(--container-padding); padding-right: var(--container-padding); }
.olympiad-nav__list { display: flex; gap: 0.5rem; white-space: nowrap; min-width: min-content; }
.olympiad-nav__list a { padding: 0.5rem 1rem; border-radius: 50px; font-weight: 600; font-size: 0.85rem; color: var(--text-muted); background: var(--bg-alt); }
.olympiad-nav__list a:hover, .olympiad-nav__list a.active { background: var(--oly-primary, var(--primary)); color: #fff; }

.olympiad-block {
    padding: clamp(2rem, 5vw, 3.5rem) 0;
    border-bottom: 1px solid var(--border);
    scroll-margin-top: 140px;
}
.olympiad-block__title { font-size: clamp(1.2rem, 3.5vw, 1.5rem); font-weight: 800; color: var(--navy); margin-bottom: clamp(1rem, 3vw, 1.5rem); display: flex; align-items: center; gap: 0.75rem; }
.olympiad-block__title::before { content: ''; flex: 0 0 4px; width: 4px; height: 1.2em; background: var(--oly-primary, var(--primary)); border-radius: 2px; }
.olympiad-block__heading {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem 1rem;
    margin-bottom: clamp(1rem, 3vw, 1.5rem);
}
.olympiad-block__heading .olympiad-block__title { margin-bottom: 0; }
.syllabus-download-btn { white-space: nowrap; }
.olympiad-block .prose,
.olympiad-block__extra {
    max-width: 900px;
    font-size: clamp(0.94rem, 1.3vw, 1.02rem);
    line-height: 1.75;
    overflow-wrap: anywhere;
}
.olympiad-block .prose p,
.olympiad-block .prose li,
.olympiad-block__extra p,
.olympiad-block__extra li { line-height: inherit; }
.olympiad-block .prose h2,
.olympiad-block .prose h3,
.olympiad-block .prose h4,
.olympiad-block__extra h2,
.olympiad-block__extra h3,
.olympiad-block__extra h4 {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    line-height: 1.35;
}
.register-cta { background: linear-gradient(135deg, var(--oly-primary, var(--primary)), var(--oly-secondary, var(--primary-dark))); color: #fff; padding: clamp(1.5rem, 5vw, 3rem); border-radius: var(--radius-lg); text-align: center; margin: clamp(1rem, 3vw, 2rem) 0; }
.register-cta h3 { font-size: clamp(1.25rem, 3.5vw, 1.75rem); font-weight: 800; margin-bottom: clamp(0.75rem, 2vw, 1rem); }
.register-cta__text {
    opacity: 0.9;
    margin-bottom: clamp(1rem, 3vw, 1.5rem);
    font-size: clamp(0.9rem, 2.2vw, 1rem);
    line-height: 1.6;
}
.olympiad-block__subheading {
    margin-top: clamp(1rem, 3vw, 1.5rem);
    font-weight: 700;
    color: var(--navy);
    font-size: clamp(1rem, 3vw, 1.1rem);
}
.olympiad-block__extra { margin-top: clamp(1rem, 3vw, 1.5rem); }
.content-actions { margin-top: clamp(0.75rem, 2vw, 1rem); }
.topper-card__meta { font-size: 0.85rem; }
.topper-card__meta--small { font-size: 0.8rem; margin-top: 0.25rem; }
.gallery-item--placeholder {
    background: linear-gradient(135deg, var(--primary-light), #e0e7ff);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    text-align: center;
    padding: 1rem;
}
.section-note { margin-top: clamp(1.25rem, 4vw, 2rem); }
.job-card__excerpt { margin-bottom: clamp(0.75rem, 2vw, 1rem); }
.job-card__meta--spaced { margin-bottom: clamp(1rem, 3vw, 1.5rem); }
.contact-info-card h3 + h3,
.contact-info-card .contact-info-card__subheading {
    margin-top: clamp(1rem, 3vw, 1.5rem);
}
.form-card--sticky { height: fit-content; }
.form-intro__title--sm {
    font-size: clamp(1rem, 3vw, 1.1rem);
    margin-bottom: clamp(0.75rem, 2vw, 1rem);
}
.empty-state-text { margin-bottom: clamp(1.25rem, 4vw, 2rem); }

/* Footer */
.site-footer { background: var(--navy); color: #cbd5e1; padding: var(--section-y) 0 0; }
.site-footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: clamp(1.25rem, 4vw, 2rem); padding-bottom: clamp(1.5rem, 4vw, 3rem); }
.site-footer h4 { color: #fff; font-weight: 700; margin-bottom: 1rem; }
.site-footer__social { display: flex; gap: 0.75rem; margin: 1rem 0; }
.site-footer__social a { width: 36px; height: 36px; background: rgba(255,255,255,0.1); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; font-size: 0.8rem; }
.site-footer__social a:hover { background: var(--primary); }
.site-footer__legal { margin-top: 1rem; }
.site-footer__legal a { color: #94a3b8; font-size: 0.85rem; display: block; margin-bottom: 0.35rem; }
.site-footer__links ul li { margin-bottom: 0.4rem; }
.site-footer__links a { color: #94a3b8; font-size: 0.9rem; }
.site-footer__links a:hover { color: #fff; }
.site-footer__contact p { font-size: 0.9rem; margin-bottom: 0.5rem; }
.site-footer__contact a { color: #94a3b8; }
.site-footer__bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 1.5rem 0; text-align: center; font-size: 0.85rem; }

.whatsapp-float { position: fixed; bottom: clamp(0.75rem, 3vw, 1.5rem); left: clamp(0.75rem, 3vw, 1.5rem); width: clamp(48px, 12vw, 56px); height: clamp(48px, 12vw, 56px); background: #25d366; color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,0.4); z-index: 999; transition: transform var(--transition); }
.whatsapp-float:hover { transform: scale(1.1); color: #fff; }

.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }

/* Form page helpers */
.form-intro__title {
    font-size: clamp(1.25rem, 4vw, 1.5rem);
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 0.5rem;
}
.form-intro__text {
    margin-bottom: clamp(1.25rem, 4vw, 2rem);
}
.form-section__heading {
    font-size: clamp(1rem, 3vw, 1.1rem);
    font-weight: 700;
    color: var(--navy);
    margin: clamp(1rem, 3vw, 1.5rem) 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border);
}
.contact-intro {
    text-align: left;
    margin-bottom: clamp(1.25rem, 4vw, 2rem);
}
.contact-intro .section__title { text-align: left; }
.contact-intro .section__subtitle { margin: 0; }
.form-card--wide { max-width: none; margin: 0; }

/* Responsive */
@media (max-width: 1024px) {
    .site-footer__grid { grid-template-columns: 1fr 1fr; }
    .hero__grid, .trust-grid, .contact-grid { grid-template-columns: 1fr; }
    .stats__grid { grid-template-columns: repeat(2, 1fr); }
    .olympiad-grid,
    .explore-grid,
    .testimonial-grid,
    .topper-grid,
    .blog-grid,
    .gallery-grid { gap: var(--block-gap); }
    .olympiad-hero { min-height: clamp(520px, 68vh, 680px); }
    .olympiad-hero__title { font-size: clamp(2rem, 5vw, 3.25rem); }
}

@media (max-width: 768px) {
    :root {
        --section-y: clamp(2rem, 5vw, 2.75rem);
        --section-y-lg: clamp(2.25rem, 6vw, 3.25rem);
        --card-padding: clamp(1rem, 4vw, 1.5rem);
    }

    .nav-toggle { display: flex; }
    .main-nav { position: fixed; top: 0; right: -100%; width: min(320px, 85vw); height: 100vh; height: 100dvh; background: #fff; flex-direction: column; align-items: stretch; padding: 5rem 1.25rem 2rem; box-shadow: -10px 0 40px rgba(0,0,0,0.1); transition: right var(--transition); z-index: 1001; overflow-y: auto; }
    .main-nav.open { right: 0; }
    .main-nav__list { flex-direction: column; align-items: stretch; }
    .main-nav__list > li > a { padding: 0.75rem 1rem; font-size: 0.95rem; }
    .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; padding-left: 1rem; display: none; }
    .has-dropdown.open .dropdown { display: block; }
    .main-nav__cta { margin-top: 1rem; }
    .main-nav__cta .btn { width: 100%; }
    .form-grid { grid-template-columns: 1fr; }
    .site-footer__grid { grid-template-columns: 1fr; }
    .stats__grid { grid-template-columns: 1fr 1fr; gap: var(--block-gap); }
    .hero { padding: var(--section-y-lg) 0 var(--section-y); }
    .hero__grid { gap: clamp(1.25rem, 4vw, 2rem); }
    .hero__quote { position: static; transform: none; margin-top: 1rem; white-space: normal; }
    .notification-bar { font-size: 0.78rem; padding: 0.45rem 0; }
    .notification-bar__inner { flex-wrap: wrap; gap: 0.5rem; }
    .notification-bar__label { font-size: 0.75rem; }
    .page-header__title { font-size: clamp(1.5rem, 6vw, 2rem); }
    .section__title { font-size: clamp(1.5rem, 5vw, 2rem); }
    .section__subtitle { padding: 0 0.25rem; }
    .contact-grid { grid-template-columns: 1fr; }
    .olympiad-hero { min-height: auto; }
    .olympiad-hero__content {
        padding-top: clamp(2.75rem, 8vw, 3.75rem);
        padding-bottom: clamp(2.75rem, 8vw, 3.75rem);
    }
    .olympiad-hero__title { font-size: clamp(1.8rem, 7vw, 2.5rem); line-height: 1.12; }
    .olympiad-hero__subtitle { font-size: clamp(0.95rem, 3vw, 1.08rem); line-height: 1.6; }
    .olympiad-hero__actions { gap: 0.75rem; }
    .olympiad-hero__actions .btn { flex: 1 1 180px; }
    .olympiad-nav { top: 60px; padding: 0.5rem 0; }
    .olympiad-nav__list a { padding: 0.45rem 0.85rem; font-size: 0.8rem; }
    .olympiad-block__title { font-size: clamp(1.15rem, 4vw, 1.35rem); }
    .register-cta .btn { width: 100%; justify-content: center; }
    .btn--lg { padding: 0.75rem 1.5rem; font-size: 0.95rem; }
    .btn { padding: 0.75rem 1.35rem; font-size: 0.9rem; }
    .download-item { flex-direction: column; align-items: flex-start; padding: var(--card-padding); }
    .download-item .btn { width: 100%; justify-content: center; }
    .testimonial-card,
    .topper-card,
    .explore-card__body,
    .blog-card__body { padding: clamp(1rem, 3vw, 1.5rem); }
    .data-table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .notifications-table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

@media (max-width: 480px) {
    :root {
        --container-padding: clamp(0.875rem, 4vw, 1.125rem);
        --section-y: 2rem;
        --card-padding: 1rem;
    }

    .stats__grid { grid-template-columns: 1fr; }
    .hero__actions { flex-direction: column; }
    .hero__actions .btn { width: 100%; }
    .stat-card { padding: clamp(1.25rem, 4vw, 2rem) 1rem; }
    .olympiad-card { padding: clamp(1.25rem, 4vw, 2rem); min-height: 160px; }
    .olympiad-hero__content {
        padding-top: 2.5rem;
        padding-bottom: 2.5rem;
    }
    .olympiad-hero__actions { flex-direction: column; align-items: stretch; }
    .olympiad-hero__actions .btn { width: 100%; flex-basis: auto; justify-content: center; }
    .topper-grid,
    .gallery-grid,
    .olympiad-grid { grid-template-columns: 1fr; }
    .job-card__title { font-size: clamp(1.05rem, 3.5vw, 1.25rem); }
    .job-card__meta { gap: 0.65rem; }
    .site-footer__bottom { padding: 1.25rem 0; font-size: 0.8rem; }
}