/* ============================================
   CollegeKampus Learning - Public Portal Styles
   Subdomain: learning.collegekampus.com
   Brand Colors: Blue #1a73e8, Dark Blue #0d47a1
   (base tokens/classes mirror exams/assets/css/style.css)
   ============================================ */

/* === CSS Variables === */
:root {
    --ck-primary: #1a73e8;
    --ck-primary-dark: #0d47a1;
    --ck-primary-light: #e8f0fe;
    --ck-secondary: #34a853;
    --ck-accent: #fbbc04;
    --ck-danger: #ea4335;
    --ck-warning: #ff9800;
    --ck-dark: #1a1a2e;
    --ck-text: #333333;
    --ck-text-light: #666666;
    --ck-text-muted: #999999;
    --ck-bg: #f4f7fa;
    --ck-bg-white: #ffffff;
    --ck-border: #e0e4e8;
    --ck-radius: 12px;
    --ck-radius-sm: 8px;
    --ck-transition: all 0.3s ease;
}

/* === Reset & Base === */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--ck-bg);
    color: var(--ck-text);
    line-height: 1.6;
    min-height: 100vh;
}

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

a:hover {
    color: var(--ck-primary-dark);
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--ck-radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--ck-transition);
    font-family: inherit;
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, var(--ck-primary), var(--ck-primary-dark));
    color: #fff;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(26, 115, 232, 0.4);
}

.btn-secondary {
    background: var(--ck-bg);
    color: var(--ck-text);
    border: 2px solid var(--ck-border);
}

.btn-secondary:hover:not(:disabled) {
    border-color: var(--ck-primary);
    color: var(--ck-primary);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

/* === Public Nav === */
.public-nav {
    background: var(--ck-bg-white);
    border-bottom: 1px solid var(--ck-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.public-nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.public-logo {
    font-size: 22px;
    font-weight: 800;
    color: var(--ck-dark);
    flex-shrink: 0;
}

.public-logo span {
    color: var(--ck-accent);
}

.public-logo:hover {
    color: var(--ck-dark);
}

.public-nav-links {
    display: flex;
    gap: 4px;
    align-items: center;
}

.public-nav-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--ck-text-light);
    border-radius: 8px;
    transition: var(--ck-transition);
}

.public-nav-link:hover {
    background: var(--ck-bg);
    color: var(--ck-primary);
}

.public-nav-link.active {
    background: var(--ck-primary-light);
    color: var(--ck-primary);
}

.public-nav-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.public-mobile-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--ck-text);
    padding: 4px;
}

.public-mobile-menu {
    display: none;
    flex-direction: column;
    padding: 8px 24px 16px;
    background: var(--ck-bg-white);
    border-top: 1px solid var(--ck-border);
}

.public-mobile-menu.show {
    display: flex;
}

.public-mobile-menu a {
    padding: 10px 0;
    font-size: 14px;
    font-weight: 500;
    color: var(--ck-text);
    border-bottom: 1px solid var(--ck-border);
}

.public-mobile-menu a:last-child {
    border-bottom: none;
}

/* === Public Content Area === */
.public-content {
    min-height: calc(100vh - 64px - 200px);
}

.public-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px 40px;
}

/* === Footer === */
.public-footer {
    background: var(--ck-dark);
    color: rgba(255,255,255,0.7);
    margin-top: 40px;
}

.public-footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 24px 20px;
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.public-footer-brand {
    flex: 1;
    min-width: 240px;
}

.public-footer-brand .public-logo {
    color: #fff;
    margin-bottom: 12px;
    display: inline-block;
}

.public-footer-brand p {
    font-size: 13px;
    line-height: 1.6;
    max-width: 300px;
}

.public-footer-links {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 12px;
}

.footer-col a {
    display: block;
    font-size: 13px;
    color: rgba(255,255,255,0.6);
    padding: 4px 0;
    transition: color 0.2s;
}

.footer-col a:hover {
    color: var(--ck-accent);
}

.public-footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 13px;
    color: rgba(255,255,255,0.4);
}

@media (max-width: 800px) {
    .public-nav-links { display: none; }
    .public-nav-actions .btn { display: none; }
    .public-mobile-btn { display: block; }
    .public-nav-actions { gap: 0; }
}

/* === Homepage Hero + Stats (mirrors medical/assets/css/style.css's
   proven .home-hero pattern, for visual consistency across the
   platform's public homepages) === */
.home-hero {
    background: linear-gradient(135deg, #1a1a2e 0%, var(--ck-primary-dark) 50%, var(--ck-primary) 100%);
    padding: 60px 24px 70px;
    text-align: center;
    position: relative;
    overflow: visible;
}

.home-hero-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 50%, rgba(251,188,4,0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 30%, rgba(26,115,232,0.15) 0%, transparent 50%);
}

.home-hero-inner {
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

.home-hero-title {
    font-size: 36px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 8px;
    line-height: 1.2;
}

.home-hero-sub {
    font-size: 16px;
    color: rgba(255,255,255,0.8);
    margin-bottom: 28px;
}

.home-quick-links {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 20px;
}

.home-quick-link {
    padding: 6px 16px;
    background: rgba(255,255,255,0.12);
    color: rgba(255,255,255,0.9);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--ck-transition);
}

.home-quick-link:hover {
    background: rgba(255,255,255,0.25);
    color: #fff;
}

.home-stats-bar {
    display: flex;
    justify-content: center;
    gap: 48px;
    padding: 20px 24px;
    background: var(--ck-bg-white);
    border-bottom: 1px solid var(--ck-border);
}

.home-stat-item {
    text-align: center;
}

.home-stat-number {
    display: block;
    font-size: 22px;
    font-weight: 800;
    color: var(--ck-primary);
}

.home-stat-label {
    font-size: 12px;
    color: var(--ck-text-muted);
    font-weight: 500;
}

@media (max-width: 800px) {
    .home-hero {
        padding: 40px 16px 50px;
    }

    .home-hero-title {
        font-size: 26px;
    }

    .home-stats-bar {
        gap: 20px;
        flex-wrap: wrap;
    }

    .home-stat-item {
        flex: 1;
        min-width: 80px;
    }

    .home-stat-number {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .home-stats-bar {
        gap: 12px;
    }
}

/* === Exam Landing Page Hero (learning/exam.php) - same dark-gradient
   language as .home-hero above, sized down for a page header rather than
   a full homepage hero, plus a breadcrumb and fact/marking-scheme badges
   instead of the homepage's big stat numbers === */
.exam-hero {
    background: linear-gradient(135deg, #1a1a2e 0%, var(--ck-primary-dark) 50%, var(--ck-primary) 100%);
    padding: 32px 24px 40px;
    position: relative;
    overflow: hidden;
}

.exam-hero-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(251,188,4,0.12) 0%, transparent 50%),
                radial-gradient(circle at 80% 60%, rgba(255,255,255,0.08) 0%, transparent 50%);
}

.exam-hero-inner {
    position: relative;
    z-index: 1;
    max-width: 1100px;
    margin: 0 auto;
}

.exam-hero-breadcrumb {
    font-size: 13px;
    color: rgba(255,255,255,0.65);
    margin-bottom: 14px;
}

.exam-hero-breadcrumb a {
    color: rgba(255,255,255,0.85);
    text-decoration: none;
}

.exam-hero-breadcrumb a:hover {
    color: #fff;
    text-decoration: underline;
}

.exam-hero-title {
    font-size: 32px;
    font-weight: 800;
    color: #fff;
    margin: 0 0 10px;
    line-height: 1.2;
}

.exam-hero-sub {
    font-size: 15px;
    color: rgba(255,255,255,0.82);
    line-height: 1.6;
    max-width: 680px;
    margin: 0 0 20px;
}

.exam-hero-badges {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.exam-hero-badge {
    padding: 7px 14px;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.18);
    color: rgba(255,255,255,0.92);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

/* Admin-entered, per-exam-type-optional credibility facts strip (e.g. a
   partner college's ranking) - only rendered at all when highlight_facts
   is non-empty, see exam.php. */
.exam-facts-bar {
    background: var(--ck-bg-white, #fff);
    border-bottom: 1px solid var(--ck-border, #e0e4e8);
    padding: 16px 24px;
}

.exam-facts-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.exam-fact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--ck-primary-light);
    border-radius: 8px;
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 600;
    color: var(--ck-primary-dark);
}

.exam-fact-icon {
    font-size: 15px;
}

@media (max-width: 800px) {
    .exam-hero {
        padding: 24px 16px 32px;
    }

    .exam-hero-title {
        font-size: 24px;
    }

    .exam-facts-bar {
        padding: 12px 16px;
    }
}

/* === Scholarship Potential (learning/exam.php) - admin-entered, per-exam
   real scholarship criteria only, never fabricated - see exam.php's own
   parsing of learning_exam_types.scholarship_tiers === */
.exam-scholarship-section {
    background: linear-gradient(135deg, #ea580c 0%, #7c3aed 50%, #1a73e8 100%);
    padding: 40px 24px;
}

.exam-scholarship-inner {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.exam-scholarship-title {
    color: #fff;
    font-size: 26px;
    font-weight: 800;
    margin: 0 0 8px;
}

.exam-scholarship-sub {
    color: rgba(255,255,255,0.85);
    font-size: 14px;
    margin: 0 0 24px;
}

.exam-scholarship-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
    background: #fff;
    border-radius: 16px;
    padding: 20px;
}

.exam-scholarship-card {
    border-radius: 10px;
    padding: 18px 14px;
    text-align: center;
}

.exam-scholarship-range {
    font-size: 13px;
    font-weight: 600;
    color: var(--ck-text-light);
    margin-bottom: 8px;
}

.exam-scholarship-pct {
    font-size: 18px;
    font-weight: 800;
}

.exam-scholarship-phase2 {
    display: block;
    font-size: 11px;
    font-weight: 500;
    opacity: 0.8;
    margin-top: 2px;
}

/* === About Groups (campuses/research/placements etc.) === */
.exam-about-section {
    background: var(--ck-bg-light, #f8f9fb);
    padding: 40px 24px;
}

.exam-about-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.exam-about-title {
    font-size: 24px;
    font-weight: 800;
    color: var(--ck-text);
    text-align: center;
    margin: 0 0 24px;
}

.exam-about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}

.exam-about-card {
    background: #fff;
    border: 1px solid var(--ck-border, #e0e4e8);
    border-radius: 12px;
    padding: 20px;
}

.exam-about-card h3 {
    font-size: 16px;
    margin: 0 0 10px;
    color: var(--ck-text);
}

.exam-about-card ul {
    margin: 0;
    padding-left: 18px;
}

.exam-about-card li {
    font-size: 13.5px;
    color: var(--ck-text-light);
    margin-bottom: 6px;
    line-height: 1.5;
}

/* === Why Practice Here (static platform copy, same on every exam page -
   only claims this platform's own product actually does today) === */
.exam-why-section {
    background: #fff;
    padding: 44px 24px;
}

.exam-why-inner {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.exam-why-title {
    font-size: 26px;
    font-weight: 800;
    color: var(--ck-text);
    margin: 0 0 8px;
}

.exam-why-sub {
    font-size: 14px;
    color: var(--ck-text-muted);
    margin: 0 0 28px;
}

.exam-why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    text-align: left;
}

.exam-why-card {
    border: 1px solid var(--ck-border, #e0e4e8);
    border-radius: 12px;
    padding: 22px;
}

.exam-why-icon {
    font-size: 26px;
    display: block;
    margin-bottom: 10px;
}

.exam-why-card h3 {
    font-size: 15.5px;
    margin: 0 0 8px;
    color: var(--ck-text);
}

.exam-why-card p {
    font-size: 13px;
    color: var(--ck-text-light);
    line-height: 1.55;
    margin: 0;
}

/* === Closing CTA - dynamic, real counts only, no fabricated numbers === */
.exam-cta-section {
    background: linear-gradient(135deg, var(--ck-primary) 0%, #7c3aed 50%, #ea580c 100%);
    padding: 48px 24px;
    text-align: center;
}

.exam-cta-inner {
    max-width: 640px;
    margin: 0 auto;
}

.exam-cta-title {
    color: #fff;
    font-size: 26px;
    font-weight: 800;
    margin: 0 0 10px;
}

.exam-cta-sub {
    color: rgba(255,255,255,0.88);
    font-size: 14.5px;
    margin: 0 0 24px;
}

.exam-cta-btn {
    display: inline-block;
    background: #fff;
    color: var(--ck-primary-dark);
    font-weight: 700;
    font-size: 15px;
    padding: 13px 28px;
    border-radius: 8px;
    text-decoration: none;
}

.exam-cta-btn:hover {
    background: rgba(255,255,255,0.92);
}

@media (max-width: 800px) {
    .exam-scholarship-section, .exam-about-section, .exam-why-section, .exam-cta-section {
        padding: 28px 16px;
    }

    .exam-scholarship-title, .exam-why-title, .exam-cta-title {
        font-size: 21px;
    }

    .exam-scholarship-grid {
        grid-template-columns: 1fr 1fr;
    }
}