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

:root {
    --primary-color: #1e3a8a;
    --secondary-color: #3b82f6;
    --accent-color: #06b6d4;
    --text-color: #1e293b;
    --text-light: #64748b;
    --bg-light: #f1f5f9;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
    --shadow: 0 2px 10px rgba(30, 58, 138, 0.1);
    --shadow-hover: 0 4px 20px rgba(30, 58, 138, 0.15);
    --gradient-primary: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 50%, #06b6d4 100%);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-white);
}

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

/* Navigation */
.navbar {
    background-color: var(--bg-white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

.nav-brand a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo-img {
    width: 40px;
    height: 40px;
    transition: transform 0.3s;
}

.nav-brand a:hover .logo-img {
    transform: rotate(5deg) scale(1.05);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-menu a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s;
}

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    z-index: -2;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(230, 57, 70, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(247, 127, 0, 0.1) 0%, transparent 50%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 4rem 2rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s;
    border: 2px solid transparent;
    cursor: pointer;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border-color: white;
}

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

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

.btn-outline:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

.btn-large {
    padding: 1.25rem 3rem;
    font-size: 1.1rem;
}

/* Why Work Section */
.why-work {
    padding: 5rem 0;
    background-color: var(--bg-light);
}

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

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

.benefit-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

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

.benefit-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.benefit-card p {
    color: var(--text-light);
}

/* Opportunities Section */
.opportunities {
    padding: 5rem 0;
}

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

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

.service-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.service-header {
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.service-header h3 {
    color: var(--primary-color);
    font-size: 1.3rem;
}

.roles-list {
    margin-bottom: 1.5rem;
}

.role-item {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.role-item:last-child {
    border-bottom: none;
}

.role-item strong {
    color: var(--primary-color);
}

.skills {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Internship Program */
.internship-program {
    padding: 5rem 0;
    background-color: var(--bg-light);
}

.internship-program h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.internship-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.internship-intro {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--text-light);
    line-height: 1.8;
}

.internship-benefits {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    text-align: left;
    box-shadow: var(--shadow);
}

.internship-benefits h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.learning-list {
    list-style: none;
    padding-left: 0;
}

.learning-list li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-light);
}

.learning-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

/* Testimonials */
.testimonials {
    padding: 5rem 0;
}

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

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

.testimonial-card {
    background: white;
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.quote-icon {
    font-size: 4rem;
    color: var(--accent-color);
    opacity: 0.3;
    position: absolute;
    top: 1rem;
    left: 1.5rem;
    font-family: Georgia, serif;
}

.testimonial-text {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    position: relative;
    z-index: 1;
}

.testimonial-author {
    color: var(--primary-color);
    font-size: 0.95rem;
}

/* How to Apply */
.how-to-apply {
    padding: 5rem 0;
    background-color: var(--bg-light);
}

.how-to-apply h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

.apply-steps {
    max-width: 800px;
    margin: 0 auto 3rem;
}

.step {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.step-number {
    background: var(--gradient-primary);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.step-content h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--text-light);
}

.step-content a {
    color: var(--accent-color);
    text-decoration: none;
}

.step-content a:hover {
    text-decoration: underline;
}

.apply-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Final CTA */
.final-cta {
    padding: 5rem 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: white;
    text-align: center;
}

.final-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.final-cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
}

.final-cta strong {
    color: #06b6d4;
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
}

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

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

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

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

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .step {
        flex-direction: column;
        gap: 1rem;
    }

    .apply-cta {
        flex-direction: column;
    }

    .apply-cta .btn {
        width: 100%;
    }
}