html, body {
    overflow-x: hidden;
    width: 100%;
}

:root {
    --primary: #004b87; /* Deep academic blue */
    --primary-light: #1e6cb3;
    --primary-dark: #003663;
    --secondary: #f9a826;
    --secondary-hover: #e0941d;
    --text-main: #1e293b;
    --text-muted: #475569;
    --bg-main: #f8fafc;
    --bg-white: #ffffff;
    --font-sans: 'Outfit', sans-serif;
    --font-serif: 'Playfair Display', serif;
    --transition: all 0.3s ease;
    --shadow-sm: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 15px rgba(0,0,0,0.05);
    --shadow-lg: 0 20px 25px rgba(0,0,0,0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 25px;
}
.section-title {
    margin-bottom: 40px;
}
.section-title h2 {
    font-size: 2.5rem;
    color: var(--primary-dark);
    margin-bottom: 10px;
}
.underline {
    height: 4px;
    width: 60px;
    background-color: var(--secondary);
    border-radius: 2px;
}
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}
.btn-primary {
    background-color: var(--secondary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(249, 168, 38, 0.3);
}
.btn-primary:hover {
    background-color: var(--secondary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 168, 38, 0.4);
}
.btn-outline {
    background-color: transparent;
    border-color: var(--secondary);
    color: var(--secondary);
}
.btn-outline:hover {
    background-color: var(--secondary);
    color: #fff;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #ffffff;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.navbar.scrolled {
    padding: 10px 0;
}
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}
.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}
.nav-logo-img {
    height: 70px;
    width: auto;
    object-fit: contain;
    mix-blend-mode: multiply;
    margin-top: -15px;
    margin-bottom: -15px;
}
.logo i {
    color: var(--secondary);
    font-size: 1.8rem;
}
.nav-links {
    list-style: none;
    display: flex;
    gap: 30px;
}
.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}
.nav-links a:hover {
    color: var(--primary);
}
.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--secondary);
    transition: var(--transition);
}
.nav-links a:hover::after {
    width: 100%;
}
.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-dark);
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 75, 135, 0.8), rgba(0, 54, 99, 0.9)), url('https://images.unsplash.com/photo-1577896851231-70ef18881754?auto=format&fit=crop&w=1920&q=80') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 20px;
    position: relative;
    overflow: hidden;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 100px;
    background: url('data:image/svg+xml;utf8,<svg viewBox="0 0 1440 100" xmlns="http://www.w3.org/2000/svg"><path fill="%23f8fafc" d="M0,50 L48,55.3 C96,61,192,72,288,69.3 C384,67,480,51,576,42.7 C672,35,768,35,864,42.7 C960,51,1056,67,1152,69.3 C1248,72,1344,61,1392,55.3 L1440,50 L1440,100 L1392,100 C1344,100,1248,100,1152,100 C1056,100,960,100,864,100 C768,100,672,100,576,100 C480,100,384,100,288,100 C192,100,96,100,48,100 L0,100 Z"></path></svg>') no-repeat center bottom / cover;
}
.hero-content {
    max-width: 800px;
    z-index: 10;
    animation: fadeIn 1s ease-out;
}
.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: 1px;
}
.hero-subtitle {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--secondary);
    font-style: italic;
    margin-bottom: 20px;
}
.hero-desc {
    font-size: 1.25rem;
    max-width: 800px;
    margin-bottom: 40px;
    opacity: 0.9;
    font-weight: 300;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* About Section */
.about {
    padding: 100px 0;
    background-color: var(--bg-main);
}
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}
.about-text p {
    margin-bottom: 20px;
    color: var(--text-muted);
    font-size: 1.1rem;
}
.features-list {
    list-style: none;
    margin-top: 30px;
}
.features-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 1.1rem;
    font-weight: 500;
}
.features-list i {
    color: var(--secondary);
    font-size: 1.5rem;
}
.about-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.about-image img {
    width: 100%;
    display: block;
    transition: transform 0.5s ease;
}
.about-image:hover img {
    transform: scale(1.05);
}

/* Philosophy Section */
.philosophy {
    padding: 100px 0;
    background-color: var(--bg-white);
}
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
    margin-bottom: 50px;
}
.card {
    background-color: var(--bg-main);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-bottom: 4px solid transparent;
}
.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    background: #0047ab; /* Cobalt blue */
    border-color: #0047ab;
}
.card:hover h3,
.card:hover p {
    color: white;
}
.card:hover .btn-outline {
    border-color: rgba(255, 255, 255, 0.8);
    color: white;
    background-color: transparent;
}
.card:hover .btn-outline:hover {
    background-color: rgba(255,255,255,0.2);
}
.card-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(0, 75, 135, 0.1);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 20px;
    transition: var(--transition);
}
.card:hover .card-icon {
    background-color: var(--primary);
    color: white;
}
.card h3 {
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 15px;
}
.card p {
    color: var(--text-muted);
    margin-bottom: 15px;
}
.motto-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
}
.motto-card h3 {
    color: white;
}
.motto-card p {
    color: rgba(255, 255, 255, 0.9);
}
.motto-text {
    font-family: var(--font-serif);
    font-size: 2rem !important;
    font-style: italic;
    color: var(--secondary) !important;
}
.motto-card .card-icon {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--secondary);
}

/* Info Blocks */
.info-blocks {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}
.info-block {
    background-color: var(--bg-main);
    padding: 30px;
    border-radius: 15px;
    border-left: 5px solid var(--primary);
}
.info-block h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-dark);
    font-size: 1.2rem;
    margin-bottom: 10px;
}
.info-block i {
    color: var(--secondary);
}
.info-block p {
    color: var(--text-muted);
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background-color: var(--bg-white);
}
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    margin-top: 40px;
}
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}
.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}
.contact-item i {
    width: 50px;
    height: 50px;
    background-color: rgba(0, 75, 135, 0.1);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}
.contact-item h4 {
    color: var(--primary-dark);
    margin-bottom: 5px;
}
.contact-item p {
    color: var(--text-muted);
}
.contact-form {
    background-color: var(--bg-main);
    padding: 40px;
    border-radius: 20px;
}
.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 15px 20px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s;
}
.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--primary);
}
.contact-form button {
    align-self: flex-start;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 5px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-dark);
}

/* Footer */
footer {
    background-color: var(--primary-dark);
    color: white;
    padding: 60px 0 0;
}
.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 10px;
}
.footer-brand h3 {
    font-size: 1.8rem;
    margin-bottom: 0;
}
.footer-logo-img {
    height: 90px;
    width: 90px;
    object-fit: cover;
    border-radius: 50%;
    background-color: white;
    margin-left: -100px;
}
.footer-logo p {
    font-family: var(--font-serif);
    color: var(--secondary);
    font-style: italic;
    font-size: 1.2rem;
}
.footer-links {
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.footer-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: var(--transition);
}
.footer-links a:hover {
    color: var(--secondary);
    transform: translateX(5px);
}
.social-icons {
    display: flex;
    gap: 15px;
}
.social-icons a {
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.1);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition);
}
.social-icons a:hover {
    background-color: var(--secondary);
    transform: translateY(-3px);
}
.footer-bottom {
    padding: 20px 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
}
.footer-bottom-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.developer-link {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    letter-spacing: 0.5px;
    font-weight: 500;
    transition: var(--transition);
    opacity: 0.6;
}
.developer-link:hover {
    color: var(--secondary);
    opacity: 1;
}
.developer-link i {
    font-size: 13px;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Mobile Responsive */
@media (max-width: 991px) {
    .hero-title { font-size: 3rem; }
    .hero-subtitle { font-size: 2rem; }
    .about-grid { grid-template-columns: 1fr; }
    section { padding: 60px 0; }
}
@media (max-width: 768px) {
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--bg-white);
        flex-direction: column;
        gap: 0;
        box-shadow: var(--shadow-md);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.4s ease-in-out;
        z-index: 999;
    }
    .nav-links.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
    .nav-links li { width: 100%; text-align: center; }
    .nav-links a {
        display: block;
        padding: 20px;
        border-bottom: 1px solid #f1f5f9;
    }
    .hamburger { display: block; }

    .hero-title { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1.5rem; }
    .info-blocks { grid-template-columns: 1fr; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr; text-align: center; }
    .social-icons { justify-content: center; }
    .footer-links a:hover { transform: none; }
    
    .footer-bottom-flex {
        flex-direction: row;
        justify-content: space-between;
        gap: 10px;
    }
}

/* Gallery Styles */
.gallery-section {
    padding: 100px 0;
    background-color: var(--bg-main);
}
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 40px;
}
.gallery-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    aspect-ratio: 4/3;
    background-color: #ddd;
}
.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    cursor: pointer;
}
.gallery-item:hover .gallery-img {
    transform: scale(1.1);
}
.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 75, 135, 0.4);
    z-index: 1000;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    opacity: 0;
}
.navbar.scrolled {
    background-color: var(--bg-white);
    padding: 10px 0;
    box-shadow: var(--shadow-md);
}
.gallery-item:hover .gallery-overlay {
    opacity: 1;
}
.gallery-overlay i {
    color: white;
    font-size: 2rem;
}

/* Lightbox Styles */
.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(5px);
    justify-content: center;
    align-items: center;
    transition: opacity 0.4s ease;
}
.lightbox-content {
    max-width: 90%;
    max-height: 85%;
    border-radius: 10px;
    box-shadow: 0 0 30px rgba(0,0,0,0.5);
    animation: zoom 0.4s ease;
}
@keyframes zoom {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}
.close-lightbox {
    position: absolute;
    top: 30px;
    right: 40px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
    z-index: 2100;
}
.close-lightbox:hover {
    color: var(--secondary);
    transform: rotate(90deg);
}
.lightbox-nav {
    position: absolute;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 40px;
    pointer-events: none;
}
.nav-btn {
    background-color: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    font-size: 30px;
    cursor: pointer;
    padding: 20px;
    border-radius: 50%;
    transition: var(--transition);
    pointer-events: auto;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.nav-btn:hover {
    background-color: var(--secondary);
    color: #fff;
    transform: scale(1.1);
}

/* Back to Home Button */
.back-btn-container {
    margin-bottom: 40px;
    display: flex;
    justify-content: flex-start;
}
.btn-back {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: var(--primary);
    color: white;
    padding: 10px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}
.btn-back:hover {
    background-color: var(--primary-dark);
    transform: translateX(-5px);
    box-shadow: var(--shadow-md);
}
@media (max-width: 768px) {
    .nav-btn { width: 50px; height: 50px; font-size: 20px; }
    .close-lightbox { top: 15px; right: 20px; font-size: 30px; }
}

/* Principal Page Styles */
.principal-section {
    padding: 80px 0;
    background-color: var(--bg-white);
}
.principal-wrapper {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
    align-items: flex-start;
}
.principal-image-container {
    position: sticky;
    top: 100px;
}
.principal-image {
    width: 100%;
    max-height: 550px;
    object-fit: cover;
    object-position: top center;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    border: 5px solid white;
}
.principal-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text-dark);
}
.principal-text p {
    margin-bottom: 25px;
    text-align: justify;
}
.quote-box {
    background-color: var(--bg-main);
    padding: 30px;
    border-left: 5px solid var(--secondary);
    border-radius: 5px;
    margin: 40px 0;
}
.quote-box blockquote {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-style: italic;
    color: var(--primary);
    margin-bottom: 15px;
}
.quote-box cite {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-muted);
    font-style: normal;
}
.principal-signature {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid #eee;
}
.principal-signature h4 {
    color: var(--primary);
    font-size: 1.4rem;
    margin-bottom: 5px;
}
.principal-signature p {
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0;
}

@media (max-width: 992px) {
    .principal-wrapper {
        grid-template-columns: 1fr;
    }
    .principal-image-container {
        position: static;
        max-width: 400px;
        margin: 0 auto 40px;
    }
}
.hero-shortcuts {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 50px;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.5s both;
}
.shortcut-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: white;
    text-decoration: none;
    transition: var(--transition);
    padding: 15px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    width: 110px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}
.shortcut-item i {
    font-size: 1.8rem;
    color: var(--secondary);
    transition: var(--transition);
}
.shortcut-item span {
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.5px;
}
.shortcut-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
    border-color: var(--secondary);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}
.shortcut-item:hover i {
    transform: scale(1.2);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 600px) {
    .hero-shortcuts {
        gap: 15px;
    }
    .shortcut-item {
        width: 100px;
        padding: 10px;
    }
    .shortcut-item i {
        font-size: 1.5rem;
    }
    .shortcut-item span {
        font-size: 0.8rem;
    }
}