/* ------------------------------------------------
   GLOBAL LIGHT MODE
-------------------------------------------------- */
:root {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --secondary-text: #444;
    --primary-color: #0056ff;
    --card-bg: #f8f9fa;
    --header-bg: #ffffff;
    --footer-bg: #1a1a1a;
    --border-color: #e3e3e3;
}

/* ------------------------------------------------
   GLOBAL DARK MODE
-------------------------------------------------- */
:root.dark-mode {
    --bg-color: #0d1117;
    --text-color: #e8e8e8;
    --secondary-text: #c7c7c7;
    --primary-color: #4c8dff;
    --card-bg: #161b22;
    --header-bg: #0d1117;
    --footer-bg: #0d1117;
    --border-color: #2d333b;
}

/* Apply global colors */
body {
    background: var(--bg-color);
    color: var(--text-color);
}

/* Cards */
.card {
    background: var(--card-bg) !important;
    border: 1px solid var(--border-color) !important;
}

/* Header / Footer */
header, .navbar, .site-header {
    background: var(--header-bg) !important;
}

footer {
    background: var(--footer-bg) !important;
}

/* CTA Buttons */
.btn-primary {
    background: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: #fff !important;
}

/* Text colors */
.text-dark { color: var(--text-color) !important; }
.text-muted { color: var(--secondary-text) !important; }

/* CTA sections */
.cta-section {
    background: var(--card-bg);
    color: var(--text-color);
}

/* Smooth transition */
body, header, footer, .card, .navbar, section, .school-card, .faculty-card, .timeline-item, .acc-item {
    transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

:root.dark-mode body {
    background: var(--bg-color) !important;
    color: var(--text-color) !important;
}

:root.dark-mode .navbar-nav .nav-link {
    color: var(--text-color) !important;
}

:root.dark-mode .navbar-nav .nav-link.active {
    color: #fff !important;
}

:root.dark-mode .bg-white,
:root.dark-mode .school-card,
:root.dark-mode .faculty-card,
:root.dark-mode .timeline-item,
:root.dark-mode .acc-item,
:root.dark-mode .feature-box {
    background: var(--card-bg) !important;
    color: var(--text-color) !important;
}

:root.dark-mode .bg-light {
    background: var(--card-bg) !important;
}

:root.dark-mode .text-muted {
    color: var(--secondary-text) !important;
}

:root.dark-mode .school-card p,
:root.dark-mode .faculty-card p,
:root.dark-mode .school-card li,
:root.dark-mode .faculty-card li {
    color: var(--secondary-text) !important;
}

:root.dark-mode .page-hero {
    background: linear-gradient(to right, #1a4a8a, #2563b0);
}

:root.dark-mode .timeline {
    background: var(--card-bg);
}

:root.dark-mode .accreditation {
    background: var(--bg-color);
}

:root.dark-mode .theme-toggle-btn {
    background: var(--card-bg);
    border-color: var(--border-color);
    color: var(--text-color);
}

:root.dark-mode .alert-primary {
    background: rgba(76, 141, 255, 0.15);
    border-color: rgba(76, 141, 255, 0.35);
    color: var(--text-color);
}

:root.dark-mode .blog-content h3,
:root.dark-mode .blog-content h4 {
    color: var(--text-color);
}


/* ==============================
   BASE RESET
============================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color, #333);
    background-color: var(--bg-color, #f4f6f9);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* ==============================
   CONTAINERS
============================== */
.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

/* ==============================
   HEADER
============================== */
.navbar {
    background: #fff;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
}

.navbar .navbar-brand {
    font-size: 1.8rem;
    font-weight: bold;
    color: #0d6efd;
}

.navbar .nav-links {
    display: flex;
    gap: 20px;
}

.navbar .nav-links a {
    font-weight: 500;
    color: #555;
}

.navbar .nav-links a:hover,
.navbar .nav-links a.active {
    color: #0d6efd;
}

.navbar .btn {
    padding: 6px 18px;
    border-radius: 30px;
}

/* ===========================
   NAVIGATION STYLING
=========================== */

/* Default nav link style */
.navbar-nav .nav-link {
    padding: 10px 18px;
    font-weight: 500;
    border-radius: 8px;
    margin: 0 4px;
    transition: all 0.3s ease;
    color: var(--nav-text, #0d3b66) !important;
}

.navbar-nav .nav-link:hover {
    background: var(--nav-hover-bg, rgba(13, 110, 253, 0.15));
    color: var(--primary-color, #0d6efd) !important;
    transform: translateY(-2px);
}

.navbar-nav .nav-link.active {
    background: var(--nav-active-bg, #0d6efd);
    color: var(--nav-active-text, #fff) !important;
    box-shadow: 0 4px 10px rgba(13, 110, 253, 0.3);
    border-radius: 8px;
}

:root {
    --nav-text: #0d3b66;
    --nav-hover-bg: rgba(13, 110, 253, 0.15);
    --nav-active-bg: #0d6efd;
    --nav-active-text: #ffffff;
}

:root.dark-mode {
    --nav-text: #e6edf3;
    --nav-hover-bg: rgba(76, 141, 255, 0.18);
    --nav-active-bg: #388bfd;
    --nav-active-text: #ffffff;
}

/* Principal Message */
.principal-message {
    padding: 70px 0;
}
.pm-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}
.pm-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}
.pm-text h2 {
    font-size: 30px;
    margin-bottom: 15px;
}
.principal-name {
    margin-top: 20px;
    color: var(--primary-color);
    font-weight: 600;
}

/* Timeline */
.timeline {
    padding: 70px 0;
    background: #f8f9fa;
}
.timeline-list {
    display: grid;
    gap: 25px;
}
.timeline-item {
    background: white;
    padding: 20px;
    border-left: 5px solid var(--primary-color);
    border-radius: 10px;
    box-shadow: 0 3px 12px rgba(0,0,0,0.06);
}
.timeline-item .year {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
}

/* Leadership Team */
.leadership {
    padding: 70px 0;
}
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 25px;
}
.team-member img {
    width: 100%;
    border-radius: 10px;
    margin-bottom: 15px;
}
.team-member h4 {
    font-size: 20px;
    margin-bottom: 5px;
}

/* Accreditation */
.accreditation {
    padding: 70px 0;
    background: #f8f8f8;
}
.accreditation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}
.acc-item {
    background: white;
    padding: 20px;
    text-align: center;
    font-weight: 600;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

/* Gallery */
.gallery {
    padding: 70px 0;
}
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}
.gallery-grid img {
    width: 100%;
    border-radius: 10px;
    object-fit: cover;
    height: 200px;
}

/* CTA */
.final-cta {
    padding: 80px 0;
    background: var(--primary-color);
    color: #fff;
    text-align: center;
}
.final-cta h2 {
    font-size: 32px;
    margin-bottom: 10px;
}
.final-cta .cta-btn {
    background: white;
    color: var(--primary-color);
    padding: 12px 30px;
    display: inline-block;
    margin-top: 15px;
    border-radius: 8px;
    font-weight: 600;
}


/* Mobile nav links */
@media (max-width: 768px) {
    .navbar-nav .nav-link {
        padding: 12px;
        margin: 6px 0;
        border-radius: 6px;
    }
    .navbar-nav .nav-link:hover {
        transform: none;
    }
}


/* ==============================
   HERO SECTIONS
============================== */
.page-hero {
    background: linear-gradient(to right, #0d6efd, #3a9fff);
    color: #fff;
    padding: 80px 20px;
    text-align: center;
    border-radius: 8px;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.page-subtitle {
    font-size: 1.2rem;
    max-width: 700px;
    margin: auto;
}

/* ==============================
   SECTIONS
============================== */
section {
    padding: 60px 0;
}

/* ==============================
   CARDS AND GRIDS
============================== */
.school-grid,
.faculty-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.school-card,
.faculty-card {
    background: var(--card-bg, #fff);
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    padding: 25px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border: 1px solid var(--border-color, transparent);
}

.school-card:hover,
.faculty-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 25px rgba(0,0,0,0.15);
}

.school-card h3,
.faculty-card h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: #0d6efd;
}

.school-card p,
.faculty-card p {
    color: var(--secondary-text, #555);
    flex-grow: 1;
}

.school-card ul,
.faculty-card ul {
    margin-top: 10px;
}

.school-card li,
.faculty-card li {
    margin-bottom: 5px;
    color: #333;
}

.school-card {
    border-radius: 14px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.school-card:hover {
    transform: scale(1.03);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.card-hover {
    transition: 0.3s ease;
    border-radius: 14px;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 25px rgba(0,0,0,0.15);
}



/* ==============================
   BUTTONS
============================== */
.btn {
    display: inline-block;
    font-weight: 500;
    border-radius: 6px;
    text-align: center;
    cursor: pointer;
    padding: 10px 20px;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: #0d6efd;
    color: #fff;
    border: none;
}

.btn-primary:hover {
    background-color: #0a58ca;
}

.btn-secondary {
    background-color: #6c757d;
    color: #fff;
}

.btn-secondary:hover {
    background-color: #495057;
}

/* ==============================
   FOOTER
============================== */
footer {
    background: #111827;
    color: #bbb;
    padding: 20px 20px;
    text-align: left;
    font-size: 0.9rem;
}

footer a {
    color: #0d6efd;
}

footer a:hover {
    text-decoration: underline;
}

/* ==============================
   RESPONSIVE
============================== */
@media (max-width: 768px) {
    .page-title {
        font-size: 2.2rem;
    }

    .page-subtitle {
        font-size: 1rem;
    }

    .navbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .navbar .nav-links {
        flex-direction: column;
        gap: 10px;
        margin-top: 10px;
    }
}