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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
    line-height: 1.6;
    color: #374151;
    background: #f8fafc;
}

/* Navigation */
.navbar {
    background: #0f172a;
    padding: 0 20px;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: #ffffff;
}

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

.nav-logo span {
    font-size: 1.1rem;
    font-weight: 700;
    color: #ffffff;
}

.nav-links {
    display: flex;
    gap: 8px;
    list-style: none;
}

.nav-links a {
    color: #e2e8f0;
    text-decoration: none;
    padding: 10px 18px;
    border-radius: 6px;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    background: #1e3a5f;
    color: #ffffff;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
    color: #ffffff;
    padding: 60px 20px 100px;
    text-align: center;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.college-logo {
    width: 700px;
    height: auto;
    margin-bottom: 30px;
    filter: brightness(0) invert(1);
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 40px;
    color: #e2e8f0;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    background: #3b82f6;
    color: #ffffff;
    padding: 16px 40px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #ffffff;
    padding: 16px 40px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    border: 2px solid #ffffff;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-secondary:hover {
    background: #ffffff;
    color: #0f172a;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
    color: #ffffff;
    padding: 60px 20px;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.page-header p {
    font-size: 1.1rem;
    color: #e2e8f0;
}

/* Section Title */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 60px;
    color: #0f172a;
}

/* About Section */
.about {
    background: #ffffff;
    padding: 80px 20px;
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.about-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 40px;
    border: 1px solid #e2e8f0;
}

.about-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.about-card p {
    color: #4b5563;
    line-height: 1.8;
    margin-bottom: 15px;
}

.about-card ul {
    list-style: none;
    padding: 0;
}

.about-card ul li {
    padding: 8px 0;
    color: #4b5563;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.about-card ul li::before {
    content: "•";
    color: #3b82f6;
    font-weight: bold;
    font-size: 1.2rem;
}

.highlight-box {
    background: linear-gradient(135deg, #eff6ff 0%, #f0fdf4 100%);
    border-radius: 12px;
    padding: 30px;
    margin-top: 20px;
    border-left: 4px solid #3b82f6;
}

.highlight-box p {
    margin: 0;
    font-weight: 500;
    color: #1e40af;
}

/* Faculty Section */
.faculty {
    background: #ffffff;
    padding: 80px 20px;
}

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

.faculty-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.faculty-card {
    background: #f8fafc;
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.faculty-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
}

.faculty-card.director {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
    border: none;
}

.faculty-card.director h3,
.faculty-card.director .faculty-role,
.faculty-card.director .faculty-title {
    color: #ffffff;
}

.faculty-card.director .faculty-role {
    color: #93c5fd;
}

.faculty-photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: #e2e8f0;
    margin: 0 auto 20px;
    overflow: hidden;
    border: 4px solid #e2e8f0;
}

.faculty-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.faculty-card.director .faculty-photo {
    border-color: rgba(255, 255, 255, 0.3);
}

.faculty-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: #e2e8f0;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: #64748b;
}

.faculty-card.director .faculty-avatar {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

.faculty-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 8px;
}

.faculty-role {
    font-size: 0.9rem;
    color: #3b82f6;
    font-weight: 600;
    margin-bottom: 5px;
}

.faculty-title {
    font-size: 0.85rem;
    color: #64748b;
}

.faculty-qualification {
    font-size: 0.85rem;
    color: #10b981;
    font-weight: 600;
    margin-top: 8px;
    padding: 6px 12px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 20px;
    display: inline-block;
}

.faculty-card.director .faculty-qualification {
    background: rgba(16, 185, 129, 0.2);
    color: #6ee7b7;
}

.faculty-resume-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 15px;
    padding: 10px 20px;
    background: #3b82f6;
    color: #ffffff;
    text-decoration: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.faculty-resume-btn:hover {
    background: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.faculty-card.director .faculty-resume-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.faculty-card.director .faculty-resume-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Curriculum Section */
.curriculum {
    background: #f8fafc;
    padding: 80px 20px;
}

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

.curriculum-summary {
    text-align: center;
    color: #4b5563;
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.curriculum-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.curriculum-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 30px;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.curriculum-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
}

.curriculum-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e2e8f0;
}

.curriculum-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.curriculum-card ul li {
    padding: 6px 0;
    color: #4b5563;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.curriculum-card ul li::before {
    content: "→";
    color: #10b981;
    font-weight: bold;
}

.semester-badge {
    display: inline-block;
    background: #3b82f6;
    color: #ffffff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.credits-badge {
    display: inline-block;
    background: #10b981;
    color: #ffffff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 15px;
    margin-left: 8px;
}

/* Cohort Section */
.cohort {
    max-width: 1400px;
    margin: 0 auto;
    padding: 80px 20px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.student-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.student-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.student-photo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    flex-shrink: 0;
    overflow: hidden;
}

.student-photo img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

.student-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 5px;
}

.specialization {
    font-size: 0.95rem;
    color: #3b82f6;
    font-weight: 600;
}

.skills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.skill-tag {
    background: #eff6ff;
    color: #1e40af;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.impact {
    background: #f0fdf4;
    border-left: 4px solid #10b981;
    padding: 15px;
    margin-bottom: 20px;
    font-size: 0.95rem;
    color: #064e3b;
    font-style: italic;
}

.card-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.btn-resume {
    background: #0f172a;
    color: #ffffff;
    padding: 14px 20px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    font-size: 1rem;
    border: none;
    cursor: pointer;
}

.btn-resume:hover {
    background: #3f6da5;
    transform: scale(1.02);
}

.social-links {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    text-decoration: none;
    color: #4b5563;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.social-link:hover {
    border-color: #3b82f6;
    color: #3b82f6;
    background: #eff6ff;
}

/* Contact Section */
.contact {
    background: #f1f5f9;
    padding: 80px 20px;
}

.contact-container {
    max-width: 600px;
    margin: 0 auto;
}

.contact-form {
    background: #ffffff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #374151;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

.btn-submit {
    width: 100%;
    background: #3b82f6;
    color: #ffffff;
    padding: 16px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-submit:hover {
    background: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.3);
}

/* Footer */
.footer {
    background: #0f172a;
    color: #9ca3af;
    text-align: center;
    padding: 30px 20px;
    font-size: 0.9rem;
}

.footer a {
    color: #93c5fd;
    text-decoration: none;
}

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

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: #0f172a;
        flex-direction: column;
        padding: 20px;
        gap: 10px;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

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

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

    .page-header h1 {
        font-size: 2rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

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

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

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

    .btn-primary,
    .btn-secondary {
        width: 100%;
    }
}