/* Sustainable CSS: Minimal, efficient selectors */
:root {
    --primary-color: #e67e22;
    --secondary-color: #2c3e50;
    --text-color: #2c3e50;
    --background-color: #ffffff;
    --accent-color: #95a5a6;
    --focus-color: #3498db;
    --max-width: 1200px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

/* Accessibility: Skip to content link */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--secondary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 1000;
    border-radius: 4px;
}

.skip-to-content:focus {
    top: 6px;
}

/* Header and Navigation */
header {
    background: var(--background-color);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    flex-wrap: wrap;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo img {
    height: 40px;
    width: auto;
    max-width: 120px;
}

.logo:focus {
    outline: 2px solid var(--focus-color);
    outline-offset: 2px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem;
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

nav a:hover,
nav a:focus {
    background-color: var(--primary-color);
    color: white;
    outline: none;
}

.cta-nav {
    background-color: var(--primary-color);
    color: white !important;
}

/* Main Content */
main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding: 4rem 0;
    min-height: 60vh;
}

.hero-content h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: #555;
    max-width: 500px;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    transition: all 0.2s ease;
    border: 2px solid;
    min-width: 200px;
}

.btn:focus {
    outline: 2px solid var(--focus-color);
    outline-offset: 2px;
}

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

.btn-primary:hover {
    background-color: #d35400;
    border-color: #d35400;
}

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

.btn-secondary:hover {
    background-color: var(--secondary-color);
    color: white;
}

.hero-image {
    position: relative;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    object-position: center;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* Features Section */
.features {
    padding: 4rem 0;
    background-color: #f8f9fa;
    margin: 4rem -2rem 0;
    border-radius: 12px;
}

.features-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.features h2 {
    text-align: center;
    color: var(--secondary-color);
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    text-align: center;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature-card p {
    color: #666;
    margin-bottom: 1rem;
}

.feature-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.feature-link:hover,
.feature-link:focus {
    text-decoration: underline;
    outline: none;
}

/* Testimonials Section */
.testimonials {
    padding: 4rem 0;
    background-color: var(--background-color);
}

.testimonials-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.testimonials h2 {
    text-align: center;
    color: var(--secondary-color);
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--background-color);
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    position: relative;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.testimonial-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.testimonial-rating {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(230, 126, 34, 0.3);
}

.rating-number {
    font-size: 1.5rem;
    font-weight: bold;
}

.testimonial-card blockquote {
    margin: 2rem 0 0 0;
}

.testimonial-card p {
    font-style: italic;
    color: var(--text-color);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-size: 1.1rem;
}

.testimonial-card cite {
    font-style: normal;
    color: var(--secondary-color);
}

.testimonial-card cite strong {
    display: block;
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
}

.testimonial-card cite span {
    color: var(--accent-color);
    font-size: 0.9rem;
}

/* Student Stories Section */
.student-stories {
    padding: 4rem 0;
    background-color: #f8f9fa;
    margin: 0 -2rem;
}

.student-stories-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.student-stories h2 {
    text-align: center;
    color: var(--secondary-color);
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.stories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.story-card {
    background: var(--background-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.story-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.story-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.story-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.story-card:hover .story-image img {
    transform: scale(1.05);
}

.story-content {
    padding: 2rem;
}

.story-content h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: 1.4rem;
    line-height: 1.3;
}

.story-content p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.story-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    transition: color 0.2s ease;
}

.story-link:hover,
.story-link:focus {
    color: #d35400;
    text-decoration: none;
    outline: none;
}

.story-link:focus {
    outline: 2px solid var(--focus-color);
    outline-offset: 2px;
}

/* Accordion Section Styles */
.accordion-section {
    padding: 4rem 2rem;
    background-color: white;
}

.accordion-container {
    max-width: 1400px;
    margin: 0 auto;
}

.accordion-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

@media (max-width: 1200px) {
    .accordion-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 900px) {
    .accordion-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.accordion-item {
    background: white;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 1px solid #eee;
    display: flex;
    flex-direction: column;
}

.accordion-item:not([open]) {
    height: auto;
}

.accordion-item[open] {
    height: auto;
}

.accordion-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 1.25rem;
    background: #666;
    color: white;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    line-height: 1.2;
    text-align: left;
    border: none;
    outline: none;
    transition: background-color 0.3s ease;
    list-style: none;
    flex-shrink: 0;
    min-height: 80px;
}

.accordion-header::-webkit-details-marker {
    display: none;
}

.accordion-header::marker {
    display: none;
}

.accordion-header:hover {
    background: #555;
}

.accordion-header:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: -2px;
}

.accordion-icon {
    font-size: 1.5rem;
    font-weight: bold;
    transition: transform 0.3s ease;
    flex-shrink: 0;
    margin-left: 0.5rem;
}

.accordion-item[open] .accordion-icon {
    transform: rotate(45deg);
}

.accordion-content {
    padding: 1.5rem 1.25rem;
    background: white;
    color: var(--text-color);
    line-height: 1.6;
    border-top: 1px solid #eee;
}

.accordion-content p {
    margin: 0;
    font-size: 0.9rem;
}

/* Responsive adjustments for accordion */
@media (max-width: 768px) {
    .accordion-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .accordion-header {
        padding: 1.25rem 1rem;
        font-size: 0.9rem;
    }
    
    .accordion-content {
        padding: 1.25rem 1rem;
    }
    
    .accordion-content p {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .accordion-section {
        padding: 3rem 1rem;
    }
    
    .accordion-header {
        padding: 1rem 0.875rem;
    }
    
    .accordion-content {
        padding: 1rem 0.875rem;
    }
}

/* Student Life Section */
.student-life {
    padding: 4rem 2rem;
    background-color: #f8f9fa;
}

.student-life-container {
    max-width: 1200px;
    margin: 0 auto;
}

.student-life h2 {
    font-size: clamp(1.875rem, 4vw, 2.5rem);
    color: var(--secondary-color);
    margin-bottom: 3rem;
    text-align: center;
    font-weight: 700;
}

.student-life-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

@media (max-width: 900px) {
    .student-life-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.student-life-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.student-life-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.card-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.student-life-card:hover .card-image img {
    transform: scale(1.05);
}

.card-content {
    padding: 2rem;
}

.card-content h3 {
    font-size: 1.25rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.card-content p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.card-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.card-link:hover,
.card-link:focus {
    color: #d35400;
    outline: none;
}

.card-link:focus {
    outline: 2px solid var(--focus-color);
    outline-offset: 2px;
}

@media (max-width: 768px) {
    .student-life-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .card-content {
        padding: 1.5rem;
    }
    
    .student-life h2 {
        margin-bottom: 2rem;
    }
}

@media (max-width: 480px) {
    .student-life {
        padding: 3rem 1rem;
    }
    
    .card-content {
        padding: 1.25rem;
    }
}

/* Contact Advisor Section */
.contact-advisor {
    padding: 4rem 2rem;
    background-color: white;
}

.contact-advisor-container {
    max-width: 800px;
    margin: 0 auto;
}

.contact-advisor h2 {
    font-size: clamp(1.875rem, 4vw, 2.5rem);
    color: var(--secondary-color);
    margin-bottom: 3rem;
    text-align: center;
    font-weight: 700;
}

.advisor-card {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 2rem;
    align-items: start;
    background: white;
    border: 1px solid #eee;
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.advisor-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--primary-color);
}

.advisor-content h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.advisor-title {
    color: var(--primary-color);
    font-weight: 500;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.contact-info {
    margin-bottom: 1.5rem;
}

.contact-info p {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.contact-info a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.contact-info a:hover,
.contact-info a:focus {
    color: #d35400;
    text-decoration: underline;
    outline: none;
}

.contact-info a:focus {
    outline: 2px solid var(--focus-color);
    outline-offset: 2px;
}

.advisor-description {
    color: #666;
    line-height: 1.6;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .advisor-card {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 2rem;
        gap: 1.5rem;
    }
    
    .advisor-image {
        justify-self: center;
    }
    
    .advisor-image img {
        width: 150px;
        height: 150px;
    }
    
    .contact-advisor h2 {
        margin-bottom: 2rem;
    }
}

@media (max-width: 480px) {
    .contact-advisor {
        padding: 3rem 1rem;
    }
    
    .advisor-card {
        padding: 1.5rem;
    }
    
    .advisor-image img {
        width: 120px;
        height: 120px;
    }
}

/* Footer */
footer {
    background-color: #000000;
    color: white;
    margin-top: 4rem;
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    padding: 3rem 0;
}

.footer-section h3 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.contact-locations {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.location h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.location address {
    font-style: normal;
    line-height: 1.6;
    color: #e0e0e0;
}

.location a {
    color: white;
    text-decoration: none;
}

.location a:hover,
.location a:focus {
    color: var(--primary-color);
    text-decoration: underline;
    outline: none;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section li a {
    color: #e0e0e0;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-section li a:hover,
.footer-section li a:focus {
    color: var(--primary-color);
    text-decoration: underline;
    outline: none;
}

.footer-section p {
    color: #e0e0e0;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    flex-direction: row;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #e0e0e0;
    text-decoration: none;
    transition: color 0.2s ease;
    padding: 0.5rem;
    min-width: 3rem;
}

.social-links a:hover,
.social-links a:focus {
    color: var(--primary-color);
    outline: none;
}

.social-links a span:last-child {
    display: none;
}

.social-icon {
    font-size: 1.5rem;
    width: 2rem;
    text-align: center;
}

.opening-hours {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.opening-hours p {
    margin: 0;
    color: white;
}

.opening-hours strong {
    color: var(--primary-color);
}

.opening-hours time {
    font-size: 1.1rem;
    font-weight: 600;
}

.company-info {
    font-size: 0.9rem;
    color: #b0b0b0;
}

.company-info p {
    margin: 0;
    color: #b0b0b0;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem 0;
    text-align: center;
}

.footer-bottom p {
    color: #b0b0b0;
    margin: 0;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    nav ul {
        justify-content: center;
    }
    
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .cta-buttons {
        justify-content: center;
    }
    
    main {
        padding: 0 1rem;
    }
    
    .features {
        margin-left: -1rem;
        margin-right: -1rem;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .stories-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials h2,
    .student-stories h2 {
        font-size: 2rem;
    }
    
    .student-stories {
        margin-left: -1rem;
        margin-right: -1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2rem 0;
    }
    
    .contact-locations {
        gap: 1.5rem;
    }
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .story-card:hover .story-image img {
        transform: none;
    }
    
    .testimonial-card:hover,
    .story-card:hover {
        transform: none;
    }
}