/* ==========================================================================
   SKYLINE GROUP OF INSTITUTIONS - Main Design System Stylesheet
   ========================================================================== */

/* Import Google Font */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* CSS Variables for design system */
:root {
    /* Brand Palette */
    --primary: #4D69C8;
    --primary-rgb: 77, 105, 200;
    --secondary: #1F3D8F;
    --secondary-rgb: 31, 61, 143;
    --accent: #F59E0B;
    /* Warm gold for ratings, active states */

    /* Neutrals */
    --bg-light: #F8FAFC;
    --bg-white: #FFFFFF;
    --border-color: #E2E8F0;
    --text-main: #0F172A;
    --text-muted: #475569;
    --text-light: #94A3B8;

    /* Semantic Colors */
    --success: #10B981;
    --danger: #EF4444;

    /* Typography */
    --font-main: 'Plus Jakarta Sans', sans-serif;

    /* Transitions & Shadows */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(31, 61, 143, 0.08), 0 4px 6px -4px rgba(31, 61, 143, 0.08);
    --shadow-xl: 0 20px 25px -5px rgba(31, 61, 143, 0.12), 0 8px 10px -6px rgba(31, 61, 143, 0.12);

    /* Layout Constants */
    --max-width: 1280px;
    --border-radius: 12px;
}

/* ==========================================================================
   1. RESET & BASE ELEMENTS
   ========================================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: clip;
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

button,
input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    outline: none;
}

ul {
    list-style: none;
}

/* ==========================================================================
   2. UTILITY CLASSES
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

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

.text-center {
    text-align: center;
}

.section-header {
    max-width: 700px;
    margin: 0 auto 50px auto;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background-color: rgba(77, 105, 200, 0.1);
    color: var(--primary);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: 50px;
    margin-bottom: 15px;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--secondary);
    line-height: 1.25;
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
}

/* Button UI */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--bg-white);
    box-shadow: 0 4px 14px rgba(77, 105, 200, 0.4);
}

.btn-primary:hover {
    background-color: var(--secondary);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(31, 61, 143, 0.4);
}

.btn-secondary {
    background-color: transparent;
    border-color: var(--primary);
    color: var(--primary);
}

.btn-secondary:hover {
    background-color: var(--primary);
    color: var(--bg-white);
    transform: translateY(-2px);
}

.btn-white {
    background-color: var(--bg-white);
    color: var(--secondary);
    box-shadow: var(--shadow-md);
}

.btn-white:hover {
    background-color: var(--bg-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ==========================================================================
   3. HEADER & NAVIGATION
   ========================================================================== */
/* Top Header Bar */
.top-bar {
    background-color: var(--secondary);
    color: rgba(255, 255, 255, 0.9);
    padding: 8px 0;
    font-size: 0.85rem;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-info {
    display: flex;
    gap: 24px;
}

.top-bar-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.top-bar-socials {
    display: flex;
    gap: 16px;
}

.top-bar-socials a:hover {
    color: var(--primary);
}

/* Main Navbar */
.header-main {
    background-color: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition-normal);
}

.header-main.sticky {
    box-shadow: var(--shadow-md);
    padding: 4px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    height: 90px;
    width: auto;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-menu .nav-cta {
    display: none;
}

.nav-link {
    font-weight: 600;
    color: var(--secondary);
    position: relative;
    padding: 6px 0;
    transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--primary);
    transition: var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.mobile-chevron {
    display: none;
}

.nav-cta {
    display: flex;
    align-items: center;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--secondary);
    cursor: pointer;
}

.menu-close {
    display: none;
}

.drawer-header {
    display: none;
}

.drawer-footer {
    display: none;
}

.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    z-index: 1090;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.nav-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* ==========================================================================
   4. HERO SECTION
   ========================================================================== */
.hero {
    position: relative;
    background: linear-gradient(135deg, rgba(31, 61, 143, 0.95) 0%, rgba(77, 105, 200, 0.85) 100%),
        url('../images/campus-hero.png') no-repeat center center;
    background-size: cover;
    color: var(--bg-white);
    padding: 140px 0 120px 0;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(to top, var(--bg-light), transparent);
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 2;
}

.hero-tagline {
    background-color: rgba(255, 255, 255, 0.15);
    padding: 6px 16px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    display: inline-block;
    margin-bottom: 25px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-title span {
    color: #F8FAFC;
    background: linear-gradient(90deg, #FFFFFF 0%, #A5B4FC 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 1.25rem;
    color: rgba(248, 250, 252, 0.9);
    margin-bottom: 40px;
    max-width: 700px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

/* ==========================================================================
   5. STATISTICS SECTION
   ========================================================================== */
.stats-bar {
    margin-top: -50px;
    position: relative;
    z-index: 5;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    background-color: var(--bg-white);
    padding: 35px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(77, 105, 200, 0.1);
    border-top: 4px solid var(--primary);
}

.stat-item {
    text-align: center;
    border-right: 1px solid var(--border-color);
}

.stat-item:last-child {
    border-right: none;
}

.stat-number {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 5px;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ==========================================================================
   6. ABOUT US PREVIEW
   ========================================================================== */
.about-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-graphics {
    position: relative;
}

.about-image {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--bg-white);
    transform: rotate(-2deg);
    transition: var(--transition-normal);
}

.about-graphics:hover .about-image {
    transform: rotate(0);
}

.about-experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background-color: var(--primary);
    color: var(--bg-white);
    padding: 24px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    text-align: center;
    z-index: 2;
    transform: rotate(3deg);
}

.about-badge-num {
    font-size: 2rem;
    font-weight: 800;
    display: block;
    line-height: 1;
}

.about-badge-txt {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
}

.about-points {
    margin: 30px 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.about-point {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
}

.about-point i {
    color: var(--success);
    font-size: 1.25rem;
}

/* ==========================================================================
   7. COURSES SECTION (CARDS & FILTER)
   ========================================================================== */
.courses-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 40px;
}

.filter-btn {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    padding: 10px 24px;
    font-weight: 600;
    color: var(--text-muted);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--primary);
    color: var(--bg-white);
    border-color: var(--primary);
    box-shadow: 0 4px 10px rgba(77, 105, 200, 0.25);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
}

.course-card {
    background-color: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    padding: 30px;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(77, 105, 200, 0.3);
}

.course-card-banner {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    margin: -30px -30px 20px -30px;
    border-bottom: 1px solid var(--border-color);
}

.course-banner-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.course-card:hover .course-banner-img {
    transform: scale(1.06);
}

.course-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.course-icon-badge {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    background-color: rgba(77, 105, 200, 0.08);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: var(--transition-fast);
}

.course-card:hover .course-icon-badge {
    background-color: var(--primary);
    color: var(--bg-white);
}

.course-level-tag {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 6px 12px;
    background-color: rgba(77, 105, 200, 0.08);
    color: var(--primary);
    border-radius: 50px;
}

.course-card-title {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--secondary);
    margin-bottom: 12px;
}

.course-card-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.6;
}

.course-modules-wrap {
    margin-bottom: 24px;
    flex-grow: 1;
}

.course-modules-title {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-light);
    margin-bottom: 12px;
}

.course-modules-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.course-module-pill {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    padding: 6px 12px;
    background-color: #F8FAFC;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: var(--transition-fast);
}

.course-card:hover .course-module-pill {
    background-color: rgba(77, 105, 200, 0.03);
    border-color: rgba(77, 105, 200, 0.15);
    color: var(--secondary);
}

.course-card-buttons {
    display: flex;
    gap: 12px;
    margin-top: auto;
}

.course-card-buttons .btn {
    flex: 1;
    padding: 12px 20px;
    font-size: 0.85rem;
    border-radius: 8px;
    font-weight: 700;
}

/* ==========================================================================
   8. WHY CHOOSE US
   ========================================================================== */
.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.why-card {
    background-color: var(--bg-white);
    padding: 35px 24px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.why-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(77, 105, 200, 0.2);
}

.why-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(77, 105, 200, 0.08);
    color: var(--primary);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 20px;
    transition: var(--transition-fast);
}

.why-card:hover .why-icon {
    background-color: var(--primary);
    color: var(--bg-white);
}

.why-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 12px;
}

.why-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ==========================================================================
   9. PLACEMENT & PARTNERS
   ========================================================================== */
.placements-wrap {
    text-align: center;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 30px;
    align-items: center;
    justify-items: center;
}

.partner-logo {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition-fast);
}

.partner-logo:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--primary);
}

.partner-logo svg {
    max-height: 40px;
    width: auto;
    filter: grayscale(1) opacity(0.7);
    transition: var(--transition-fast);
}

.partner-logo:hover svg {
    filter: grayscale(0) opacity(1);
}

/* ==========================================================================
   10. TESTIMONIALS (CAROUSEL / GRID)
   ========================================================================== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius);
    padding: 35px 30px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    position: relative;
    display: flex;
    flex-direction: column;
}

.testimonial-quote {
    color: var(--text-muted);
    font-style: italic;
    font-size: 0.95rem;
    margin-bottom: 25px;
    position: relative;
    flex-grow: 1;
}

.testimonial-quote::before {
    content: '\201C';
    font-family: Georgia, serif;
    font-size: 4rem;
    line-height: 1;
    color: rgba(77, 105, 200, 0.15);
    position: absolute;
    top: -20px;
    left: -15px;
}

.testimonial-user {
    display: flex;
    align-items: center;
    gap: 15px;
    border-top: 1px solid var(--border-color);
    padding-top: 15px;
}

.user-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--secondary);
    color: var(--bg-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.user-details h5 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--secondary);
}

.user-details span {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 600;
    display: block;
}

.user-stars {
    color: var(--accent);
    font-size: 0.75rem;
    margin-top: 3px;
}

/* ==========================================================================
   11. ADMISSIONS PAGE & LEAD FORM
   ========================================================================== */
.admission-split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: flex-start;
}

.admission-steps {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.admission-step {
    display: flex;
    gap: 20px;
}

.step-num {
    width: 50px;
    height: 50px;
    background-color: var(--primary);
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.25rem;
    flex-shrink: 0;
    box-shadow: 0 4px 10px rgba(77, 105, 200, 0.3);
}

.step-content h4 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 6px;
}

.step-content p {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* Lead Application Form */
.form-box {
    background-color: var(--bg-white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
}

.form-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--secondary);
    margin-bottom: 8px;
}

.form-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-main);
    font-family: inherit;
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(77, 105, 200, 0.15);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-message {
    padding: 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 20px;
    display: none;
}

.form-message.success {
    display: block;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.form-message.error {
    display: block;
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* FAQ Accordion */
.faq-list {
    margin-top: 50px;
}

.faq-item {
    background-color: var(--bg-white);
    border-radius: var(--border-radius);
    margin-bottom: 15px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.faq-question {
    padding: 20px 24px;
    font-weight: 700;
    color: var(--secondary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
    transition: var(--transition-fast);
}

.faq-question:hover {
    background-color: rgba(77, 105, 200, 0.02);
}

.faq-answer {
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: var(--transition-normal);
}

.faq-item.active .faq-answer {
    padding: 0 24px 20px 24px;
    max-height: 200px;
}

.faq-icon {
    font-size: 1rem;
    transition: var(--transition-fast);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

/* ==========================================================================
   12. GALLERY SECTION & LIGHTBOX
   ========================================================================== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

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

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(31, 61, 143, 0.9), transparent);
    opacity: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
    transition: var(--transition-normal);
}

.gallery-card:hover .gallery-img {
    transform: scale(1.1);
}

.gallery-card:hover .gallery-overlay {
    opacity: 1;
}

.gallery-tag {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    margin-bottom: 5px;
}

.gallery-title {
    color: var(--bg-white);
    font-size: 1.15rem;
    font-weight: 700;
}

/* Lightbox UI */
.lightbox {
    position: fixed;
    inset: 0;
    background-color: rgba(15, 23, 42, 0.95);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    max-width: 90%;
    max-height: 80vh;
    box-shadow: var(--shadow-xl);
    border-radius: var(--border-radius);
    border: 4px solid var(--bg-white);
    position: relative;
}

.lightbox-img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: calc(var(--border-radius) - 4px);
}

.lightbox-close {
    position: absolute;
    top: -45px;
    right: -10px;
    background: none;
    border: none;
    color: var(--bg-white);
    font-size: 2rem;
    cursor: pointer;
}

.lightbox-caption {
    position: absolute;
    bottom: -40px;
    left: 0;
    right: 0;
    text-align: center;
    color: var(--bg-white);
    font-weight: 600;
    font-size: 1rem;
}

/* ==========================================================================
   13. BLOG GRID
   ========================================================================== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.blog-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(77, 105, 200, 0.2);
}

.blog-img-wrap {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.blog-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: var(--primary);
    color: var(--bg-white);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 50px;
    text-transform: uppercase;
}

.blog-body {
    padding: 24px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.blog-date {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 600;
    margin-bottom: 10px;
}

.blog-card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--secondary);
    line-height: 1.35;
    margin-bottom: 12px;
}

.blog-excerpt {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    flex-grow: 1;
}

.blog-readmore {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.blog-readmore:hover {
    color: var(--secondary);
}

/* Dynamic Article Reader Popup */
.article-popup {
    position: fixed;
    inset: 0;
    background-color: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.article-popup.active {
    display: flex;
}

.article-popup-box {
    background-color: var(--bg-white);
    border-radius: var(--border-radius);
    max-width: 800px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
}

.article-popup-header {
    position: relative;
    aspect-ratio: 16/7;
    overflow: hidden;
}

.article-popup-header img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-popup-body {
    padding: 40px;
}

.article-popup-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--bg-white);
    box-shadow: var(--shadow-md);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    z-index: 10;
    transition: var(--transition-fast);
}

.article-popup-close:hover {
    background-color: var(--danger);
    color: var(--bg-white);
}

.article-popup-body h2 {
    font-size: 1.85rem;
    color: var(--secondary);
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 15px;
}

.article-popup-meta {
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 600;
    margin-bottom: 25px;
}

.article-popup-content {
    font-size: 1rem;
    color: var(--text-main);
    line-height: 1.7;
}

.article-popup-content p {
    margin-bottom: 20px;
}

/* ==========================================================================
   14. CONTACT US & DYNAMIC MAPS
   ========================================================================== */
.contact-split {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
    align-items: flex-start;
}

.contact-info-wrap {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-card {
    background-color: var(--bg-white);
    padding: 30px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    display: flex;
    gap: 20px;
    align-items: flex-start;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.contact-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: rgba(77, 105, 200, 0.2);
}

.contact-card-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(77, 105, 200, 0.08);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-card-details h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 5px;
}

.contact-card-details p {
    font-size: 0.95rem;
    color: var(--text-muted);
}

.map-container {
    height: 350px;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ==========================================================================
   15. COURSE DETAILS PAGE LAYOUT
   ========================================================================== */
.details-layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: flex-start;
}

.course-syllabus-list {
    margin-top: 30px;
}

.syllabus-item {
    background-color: var(--bg-white);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    margin-bottom: 12px;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    font-weight: 600;
}

.syllabus-item i {
    color: var(--primary);
}

.course-details-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.highlight-box {
    background-color: rgba(77, 105, 200, 0.05);
    border: 1px solid rgba(77, 105, 200, 0.1);
    border-radius: 8px;
    padding: 20px 15px;
    text-align: center;
}

.highlight-box i {
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.highlight-box h5 {
    font-size: 0.8rem;
    color: var(--text-light);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.highlight-box p {
    font-size: 1rem;
    font-weight: 700;
    color: var(--secondary);
}

.careers-tag-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.career-tag {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
}

.sidebar-sticky {
    position: sticky;
    top: 100px;
}

/* ==========================================================================
   16. GLOBAL FOOTER
   ========================================================================== */
.footer {
    background-color: #0B132B;
    color: #AEB5C6;
    padding: 80px 0 30px 0;
    border-top: 5px solid var(--primary);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-about .logo-link {
    margin-bottom: 20px;
}

.footer-about p {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 25px;
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.footer-social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    color: #AEB5C6;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.footer-social-link:hover {
    background-color: var(--primary);
    color: var(--bg-white);
    transform: translateY(-3px);
}

.footer-col-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--bg-white);
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 2px;
    background-color: var(--primary);
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links li a {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links li a:hover {
    color: var(--primary);
    transform: translateX(4px);
}

.footer-contact-item {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 0.9rem;
}

.footer-contact-item i {
    color: var(--primary);
    font-size: 1.1rem;
    margin-top: 3px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 30px;
    text-align: center;
    font-size: 0.85rem;
}

/* ==========================================================================
   17. EXTRA DECORATIVE COMPONENTS & MOBILE FLOATS
   ========================================================================== */
/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.25rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition-normal);
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(10deg);
    background-color: #128C7E;
    box-shadow: 0 6px 20px rgba(18, 140, 126, 0.6);
}

/* Animation triggers */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   18. RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1200px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .stat-item {
        border-right: none;
    }

    .stat-item:nth-child(odd) {
        border-right: 1px solid var(--border-color);
    }

    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .hero-title {
        font-size: 2.75rem;
    }

    .about-split,
    .admission-split,
    .contact-split,
    .details-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-image {
        transform: rotate(0);
        max-width: 80%;
        margin: 0 auto;
    }

    .about-experience-badge {
        right: 10%;
    }

    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .testimonials-grid,
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .logo-img {
        height: 60px;
    }

    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        border-radius: 50%;
        background-color: rgba(77, 105, 200, 0.06);
        color: var(--secondary);
        font-size: 1.25rem;
        cursor: pointer;
        transition: var(--transition-normal);
        margin-right: 0;
        border: none;
    }

    .menu-toggle:hover {
        background-color: rgba(77, 105, 200, 0.12);
        color: var(--primary);
    }

    .nav-menu-wrapper {
        position: fixed;
        top: 0;
        right: -320px;
        width: 320px;
        height: 100vh;
        background-color: #ffffff;
        border-left: 1px solid var(--border-color);
        box-shadow: -8px 0 32px rgba(15, 23, 42, 0.15);
        z-index: 1100;
        padding: 24px;
        display: flex;
        flex-direction: column;
        transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        overflow-y: auto;
    }

    .nav-menu-wrapper.active {
        right: 0;
    }

    .drawer-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        padding-bottom: 16px;
        border-bottom: 1px solid rgba(15, 23, 42, 0.08);
        margin-bottom: 24px;
    }

    .drawer-logo {
        height: 40px;
        width: auto;
        object-fit: contain;
    }

    .menu-close {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background-color: rgba(15, 23, 42, 0.05);
        color: var(--secondary);
        font-size: 1.1rem;
        border: none;
        cursor: pointer;
        transition: var(--transition-normal);
    }

    .menu-close:hover {
        background-color: rgba(239, 68, 68, 0.1);
        color: var(--danger);
        transform: rotate(90deg);
    }

    .nav-menu {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        width: 100%;
        margin-top: 0;
    }

    .nav-menu li {
        width: 100%;
        opacity: 1;
        transform: translateY(0);
        transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }



    .nav-menu .nav-link {
        font-size: 1.05rem;
        font-weight: 600;
        color: var(--secondary);
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 16px;
        border-radius: 8px;
        background-color: transparent;
        transition: var(--transition-fast);
    }

    .nav-menu .nav-link::after {
        display: none !important;
    }

    .nav-menu .nav-link:hover,
    .nav-menu .nav-link.active {
        background-color: rgba(77, 105, 200, 0.06);
        color: var(--primary);
        padding-left: 20px;
    }

    .mobile-chevron {
        display: inline-block;
        font-size: 0.8rem;
        opacity: 0.4;
        transition: var(--transition-fast);
    }

    .nav-menu .nav-link:hover .mobile-chevron,
    .nav-menu .nav-link.active .mobile-chevron {
        opacity: 0.9;
        transform: translateX(4px);
    }

    .nav-cta {
        display: none;
    }

    .nav-menu .nav-cta {
        display: block;
        margin-top: 15px;
        width: 100%;
    }

    .nav-menu .nav-cta .btn {
        width: 100%;
        justify-content: center;
    }

    .drawer-footer {
        display: flex;
        flex-direction: column;
        gap: 20px;
        margin-top: auto;
        border-top: 1px solid rgba(15, 23, 42, 0.08);
        padding-top: 24px;
        width: 100%;
    }

    .drawer-contact-info {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    .drawer-contact-title,
    .drawer-socials-title {
        font-size: 0.75rem;
        font-weight: 700;
        color: var(--text-light);
        text-transform: uppercase;
        letter-spacing: 1px;
        margin-bottom: 2px;
    }

    .drawer-contact-link {
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        gap: 10px;
        transition: var(--transition-fast);
    }

    .drawer-contact-link i {
        color: var(--primary);
        font-size: 1rem;
        width: 16px;
        text-align: center;
    }

    .drawer-contact-link:hover {
        color: var(--primary);
    }

    .drawer-socials-section {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    .drawer-socials {
        display: flex;
        gap: 10px;
    }

    .drawer-socials a {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background-color: rgba(77, 105, 200, 0.06);
        color: var(--secondary);
        font-size: 1rem;
        transition: var(--transition-normal);
    }

    .drawer-socials a:hover {
        background-color: var(--primary);
        color: var(--bg-white);
        transform: translateY(-2px);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }

    .nav-container {
        padding: 12px 16px;
    }

    .top-bar {
        display: none;
    }

    .section {
        padding: 60px 0;
    }

    .hero {
        padding: 100px 0 80px 0;
        text-align: center;
    }

    .hero-content {
        margin: 0 auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .stat-item {
        border-right: none !important;
        border-bottom: 1px solid var(--border-color);
        padding-bottom: 15px;
    }

    .stat-item:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }

    .section-title {
        font-size: 1.85rem;
    }

    .why-grid {
        grid-template-columns: 1fr;
    }

    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimonials-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .course-details-highlights {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2.25rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: 12px;
    }

    .partners-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .form-box {
        padding: 24px;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 1.75rem;
    }
}