/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1e3c72;
    --secondary-color: #2a5298;
    --accent-color: #d4af37;
    --accent-dark: #b8941f;
    --text-dark: #2d3748;
    --text-light: #718096;
    --white: #ffffff;
    --light-bg: #f8fafc;
    --border-color: #e2e8f0;
    --gray-dark: #4a5568;
    --gray-light: #edf2f7;
    --gold-light: #f7efd9;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    position: relative;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--accent-color);
}

.section-title p {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background: var(--primary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(30, 60, 114, 0.3);
}

.btn-accent {
    background: var(--accent-color);
    color: var(--primary-color);
}

.btn-accent:hover {
    background: var(--accent-dark);
    color: var(--white);
    box-shadow: 0 5px 15px rgba(212, 175, 55, 0.3);
}

/* Header Styles */
header {
    background: var(--white);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.logo-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 8px;
}

/* Fallback if logo image doesn't load */
.logo-img:not(:has(img)) {
    background: var(--accent-color);
    border-radius: 50%;
    font-weight: bold;
    color: var(--primary-color);
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-img:not(:has(img))::before {
    content: 'CHS';
}

.logo-text h1 {
    font-size: 1.3rem;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.logo-text p {
    font-size: 0.8rem;
    color: var(--text-light);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: var(--secondary-color);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px;
    transition: color 0.3s ease;
}

.mobile-menu-btn:hover {
    color: var(--secondary-color);
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(30, 60, 114, 0.85), rgba(42, 82, 152, 0.85)), url('https://images.unsplash.com/photo-1523050854058-8df90110c9f1?ixlib=rb-4.0.3&auto=format&fit=crop&w=2000&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--white);
    padding: 180px 0 100px;
    text-align: center;
    margin-top: 80px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease 0.2s both;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    animation: fadeInUp 1s ease 0.4s both;
    flex-wrap: wrap;
}

/* About Section */
.about {
    background: var(--light-bg);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    line-height: 1.3;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.7;
}

.about-features {
    margin-top: 30px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    padding: 10px 0;
}

.feature i {
    color: var(--accent-color);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.feature span {
    font-weight: 500;
    color: var(--text-dark);
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    height: auto;
}

/* CEO Section */
.ceo {
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--white) 100%);
    padding: 80px 0;
    border-top: 3px solid var(--accent-color);
    border-bottom: 3px solid var(--accent-color);
}

.ceo-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

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

.ceo-image img {
    width: 100%;
    max-width: 400px;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(30, 60, 114, 0.2);
    border: 5px solid var(--white);
    height: auto;
}

.ceo-text h3 {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 25px;
    line-height: 1.3;
}

.ceo-quote {
    position: relative;
    margin-bottom: 30px;
}

.ceo-quote i.fa-quote-left {
    font-size: 2.5em;
    color: var(--accent-color);
    margin-bottom: 20px;
    display: block;
}

.ceo-quote p {
    font-size: 1.1em;
    line-height: 1.8;
    margin-bottom: 20px;
    color: var(--text-dark);
    text-align: left;
}

.ceo-signature h4 {
    font-size: 1.3em;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.ceo-signature p {
    font-size: 1em;
    color: var(--text-light);
}

/* Programs Section */
.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.program-card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.program-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-color);
}

.program-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(30, 60, 114, 0.15);
}

.program-icon {
    width: 80px;
    height: 80px;
    background: var(--gold-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: var(--primary-color);
    flex-shrink: 0;
    border: 2px solid var(--accent-color);
}

.program-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    line-height: 1.3;
}

.program-card p {
    color: var(--text-light);
    line-height: 1.6;
    flex-grow: 1;
}

/* Admissions Section */
.admissions {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    text-align: center;
}

.admissions .section-title h2 {
    color: var(--white);
}

.admissions .section-title h2::after {
    background: var(--accent-color);
}

.admission-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.step {
    background: rgba(255,255,255,0.1);
    padding: 30px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    transition: transform 0.3s ease;
    position: relative;
    overflow: hidden;
}

.step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-color);
}

.step:hover {
    transform: translateY(-5px);
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    margin: 0 auto 20px;
    border: 2px solid var(--white);
}

.step h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--white);
}

.step p {
    color: rgba(255,255,255,0.9);
    line-height: 1.6;
}

/* Carousel Styles */
.carousel-container {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin: 0 auto;
    border: 3px solid var(--accent-color);
}

.carousel {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
    height: 100%;
    width: 100%;
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
    position: relative;
    flex-shrink: 0;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.slide-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(30, 60, 114, 0.9));
    color: white;
    padding: 25px 20px 15px;
    text-align: center;
    font-size: 1.3em;
    font-weight: 600;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
    color: var(--primary-color);
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    border: 2px solid var(--accent-color);
}

.carousel-btn:hover {
    background: var(--accent-color);
    color: var(--primary-color);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.carousel-btn-prev {
    left: 20px;
}

.carousel-btn-next {
    right: 20px;
}

.carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.indicator.active {
    background: var(--accent-color);
    transform: scale(1.2);
    border-color: var(--white);
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--gray-light);
    border-radius: 10px;
    transition: all 0.3s ease;
    border-left: 4px solid var(--accent-color);
}

.contact-item:hover {
    transform: translateX(10px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    background: var(--gold-light);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-item h3 {
    color: var(--primary-color);
    margin-bottom: 5px;
    font-size: 1.2rem;
}

.contact-item p {
    color: var(--text-light);
    line-height: 1.5;
}

.contact-form {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    border: 1px solid var(--border-color);
    border-top: 4px solid var(--accent-color);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--gray-light);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(30, 60, 114, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 50px 0 20px;
    border-top: 4px solid var(--accent-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    color: var(--accent-color);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
    display: block;
    padding: 5px 0;
}

.footer-section ul li a:hover {
    color: var(--accent-color);
    transform: translateX(5px);
}

.social-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid var(--accent-color);
}

.social-links a:hover {
    background: var(--accent-color);
    color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
}

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

/* Enhanced Responsive Design */
@media (max-width: 1200px) {
    .container {
        max-width: 100%;
        padding: 0 30px;
    }
}

@media (max-width: 992px) {
    .section {
        padding: 70px 0;
    }
    
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .about-content,
    .ceo-content,
    .contact-grid {
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .header-container {
        flex-direction: row;
        gap: 0;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        gap: 0;
        text-align: center;
        width: 100%;
        padding: 20px 0;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu a {
        display: block;
        padding: 15px 20px;
        color: var(--primary-color);
        border-bottom: 1px solid var(--border-color);
    }

    .nav-menu a:hover {
        background: var(--gray-light);
    }

    .nav-menu a::after {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero {
        padding: 150px 0 80px;
        margin-top: 70px;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 250px;
    }

    .about-content,
    .ceo-content,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        margin-bottom: 40px;
    }

    .section-title h2 {
        font-size: 2rem;
    }

    .carousel {
        height: 400px;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1em;
    }

    .slide-caption {
        font-size: 1.1em;
        padding: 20px 15px 10px;
    }

    .ceo-text h3 {
        font-size: 1.8rem;
    }
    
    .programs-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .admission-steps {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }

    .logo {
        gap: 10px;
    }

    .logo-img {
        width: 45px;
        height: 45px;
    }

    .logo-text h1 {
        font-size: 1.1rem;
    }

    .logo-text p {
        font-size: 0.7rem;
    }

    .hero {
        padding: 120px 0 60px;
        margin-top: 60px;
    }

    .hero-content h1 {
        font-size: 2rem;
        margin-bottom: 15px;
    }

    .hero-content p {
        font-size: 1rem;
        margin-bottom: 25px;
    }

    .section {
        padding: 50px 0;
    }

    .section-title {
        margin-bottom: 30px;
    }

    .section-title h2 {
        font-size: 1.8rem;
    }

    .section-title p {
        font-size: 1rem;
    }

    .about-text h3,
    .ceo-text h3 {
        font-size: 1.6rem;
    }

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

    .program-card {
        padding: 25px 20px;
    }

    .program-icon {
        width: 70px;
        height: 70px;
        font-size: 1.8rem;
    }

    .carousel {
        height: 300px;
    }

    .carousel-btn {
        width: 35px;
        height: 35px;
        font-size: 0.9em;
    }

    .carousel-btn-prev {
        left: 10px;
    }

    .carousel-btn-next {
        right: 10px;
    }

    .contact-form {
        padding: 25px 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 25px;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }

    .btn {
        padding: 10px 25px;
        font-size: 0.9rem;
    }
}

@media (max-width: 400px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .hero-content p {
        font-size: 0.95rem;
    }
    
    .section-title h2 {
        font-size: 1.6rem;
    }
    
    .about-text h3,
    .ceo-text h3 {
        font-size: 1.4rem;
    }
    
    .carousel {
        height: 250px;
    }
    
    .slide-caption {
        font-size: 1em;
        padding: 15px 10px 8px;
    }
}

/* Touch device improvements */
@media (hover: none) and (pointer: coarse) {
    .nav-menu a:hover::after {
        width: 0;
    }
    
    .program-card:hover {
        transform: none;
    }
    
    .contact-item:hover {
        transform: none;
    }
    
    .carousel-btn:hover {
        transform: translateY(-50%);
    }
}

/* Print styles */
@media print {
    header {
        position: static;
    }
    
    .hero {
        background: none !important;
        color: var(--text-dark);
        padding: 50px 0;
    }
    
    .btn {
        display: none;
    }
    
    .carousel-container {
        display: none;
    }
}