/* Responsive Design */

/* Large Desktop */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
    
    .hero-content {
        gap: 4rem;
    }
    
    .interests-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Desktop */
@media (max-width: 1199px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .nav-container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-content {
        gap: var(--spacing-2xl);
    }
    
    .profile-placeholder {
        width: 250px;
        height: 250px;
    }
    
    .profile-placeholder i {
        font-size: 5rem;
    }
}

/* Tablet */
@media (max-width: 991px) {
    :root {
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
        --font-size-2xl: 1.375rem;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--background-white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-medium);
        padding: var(--spacing-xl) 0;
        gap: var(--spacing-lg);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    
    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-2xl);
    }
    
    .hero-text {
        order: 2;
    }
    
    .hero-image {
        order: 1;
    }
    
    .profile-placeholder {
        width: 200px;
        height: 200px;
    }
    
    .profile-placeholder i {
        font-size: 4rem;
    }
    
    .interests-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    
    .achievements-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        max-width: 100%;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .contact-info p {
        font-size: var(--font-size-sm);
    }
    
    .contact-address {
        font-size: var(--font-size-xs);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .filter-options {
        justify-content: center;
    }
    
    .search-box {
        max-width: 100%;
    }
    
    /* Carousel improvements for tablets */
    .carousel-wrapper {
        height: 400px;
    }
    
    .carousel-container {
        margin: 0 var(--spacing-md);
    }
    
    .carousel-btn {
        width: 50px;
        height: 50px;
        font-size: var(--font-size-lg);
    }
    
    .carousel-play-pause {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-base);
    }
    
    .slide-overlay {
        padding: var(--spacing-lg);
    }
    
    .slide-overlay h4 {
        font-size: var(--font-size-lg);
    }
    
    .slide-overlay p {
        font-size: var(--font-size-sm);
    }
    
    .indicator {
        width: 12px;
        height: 12px;
    }
}

/* Mobile */
@media (max-width: 767px) {
    :root {
        --font-size-4xl: 1.875rem;
        --font-size-3xl: 1.625rem;
        --font-size-2xl: 1.25rem;
        --font-size-xl: 1.125rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-container {
        padding: 0 var(--spacing-sm);
        height: 60px;
    }
    
    .nav-logo h2 {
        font-size: var(--font-size-lg);
    }
    
    .hero {
        padding: 100px 0 var(--spacing-2xl);
        margin-top: 60px;
    }
    
    .hero-text h1 {
        font-size: var(--font-size-3xl);
    }
    
    .hero-text h2 {
        font-size: var(--font-size-xl);
    }
    
    .hero-description {
        font-size: var(--font-size-base);
    }
    
    .academic-ids {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
    }
    
    .academic-ids h3 {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-md);
    }
    
    .ids-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .id-item {
        padding: var(--spacing-sm);
    }
    
    .id-label {
        font-size: var(--font-size-xs);
    }
    
    .id-value {
        font-size: var(--font-size-sm);
    }
    
    .hero-links {
        justify-content: center;
        gap: var(--spacing-sm);
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-sm);
    }
    
    .profile-placeholder {
        width: 150px;
        height: 150px;
    }
    
    .profile-placeholder i {
        font-size: 3rem;
    }
    
    section {
        padding: var(--spacing-2xl) 0;
    }
    
    section h2 {
        font-size: var(--font-size-2xl);
        margin-bottom: var(--spacing-2xl);
    }
    
    .interests-grid {
        grid-template-columns: 1fr !important;
        gap: var(--spacing-md) !important;
        display: flex !important;
        flex-direction: column !important;
    }
    
    .interest-card {
        padding: var(--spacing-lg) !important;
        width: 100% !important;
        max-width: 100% !important;
    }
    
    .interest-icon {
        width: 80px !important;
        height: 80px !important;
        margin-bottom: var(--spacing-md);
        flex-shrink: 0;
    }
    
    .interest-image {
        width: 100% !important;
        height: 100% !important;
        object-fit: cover !important;
        border-radius: 50% !important;
    }
    
    .interest-icon i {
        font-size: 1.5rem;
    }
    
    .interest-card {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        text-align: center !important;
        padding: var(--spacing-xl) !important;
    }
    
    .interest-content {
        text-align: center !important;
        padding-right: 0 !important;
        margin-top: var(--spacing-md);
    }
    
    .interest-card h3 {
        font-size: 1.25rem !important;
    }
    
    .interest-card p {
        max-width: 100% !important;
        font-size: var(--font-size-base) !important;
    }
    
    .achievements-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .achievement-item {
        padding: var(--spacing-lg);
    }
    
    .achievement-number {
        font-size: var(--font-size-3xl);
    }
    
    .achievement-text {
        font-size: var(--font-size-base);
    }
    
    .publication-card {
        padding: var(--spacing-lg);
    }
    
    .publication-card h3 {
        font-size: var(--font-size-lg);
    }
    
    .contact-item {
        padding: var(--spacing-lg);
    }
    
    .contact-icon {
        width: 50px;
        height: 50px;
    }
    
    .contact-icon i {
        font-size: 1.25rem;
    }
    
    .footer {
        padding: var(--spacing-2xl) 0 var(--spacing-lg);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }
    
    .footer-bottom {
        padding-top: var(--spacing-lg);
    }
    
    .filter-section {
        padding: var(--spacing-lg);
    }
    
    .filter-options {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .filter-btn {
        width: 100%;
        text-align: center;
    }
    
    .search-input {
        padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 40px;
        font-size: var(--font-size-sm);
    }
    
    .search-icon {
        left: 12px;
    }
    
    .team-member-photo {
        width: 120px !important;
        height: 120px !important;
        margin: 0 auto 0.8rem !important;
    }
    
    .team-member-image {
        width: 100% !important;
        height: 100% !important;
        object-fit: cover !important;
        border-radius: 50% !important;
    }
    
    .team-member-card {
        padding: var(--spacing-md) !important;
        min-height: auto !important;
    }
    
    .team-member-info {
        padding: var(--spacing-lg);
    }
    
    .project-header,
    .project-body {
        padding: var(--spacing-lg);
    }
    
    .project-detail-item {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .project-detail-label {
        min-width: auto;
        margin-right: 0;
    }
    
    .stat-card {
        padding: var(--spacing-lg);
    }
    
    .stat-number {
        font-size: var(--font-size-3xl);
    }
    
    .timeline {
        padding-left: 20px;
    }
    
    .timeline::before {
        left: 10px;
    }
    
    .timeline-item {
        padding-left: 25px;
    }
    
    .timeline-item::before {
        left: -17px;
        width: 10px;
        height: 10px;
    }
    
    .timeline-content {
        padding: var(--spacing-lg);
    }
}

/* Small Mobile */
@media (max-width: 575px) {
    .container {
        padding: 0 var(--spacing-xs);
    }
    
    .nav-container {
        padding: 0 var(--spacing-xs);
    }
    
    .hero-text h1 {
        font-size: var(--font-size-2xl);
    }
    
    .hero-text h2 {
        font-size: var(--font-size-lg);
    }
    
    .institution {
        font-size: var(--font-size-base);
    }
    
    .ids-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xs);
    }
    
    .academic-ids h3 {
        font-size: var(--font-size-base);
    }
    
    .id-label {
        font-size: 0.65rem;
    }
    
    .id-value {
        font-size: var(--font-size-xs);
    }
    
    .banner-image {
        height: 200px;
    }
    
    .banner-gallery {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xs);
    }
    
    .gallery-item.video-item {
        grid-column: span 2;
    }
    
    .gallery-item.video-item video {
        height: 100px;
    }
    
    .field-section {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-xl);
    }
    
    .field-section h3 {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-md);
    }
    
    .maps-section h2 {
        font-size: var(--font-size-xl) !important;
        margin-bottom: var(--spacing-md) !important;
    }
    
    .hydrothermal-gallery h2 {
        font-size: var(--font-size-2xl);
    }
    
    .maps-section {
        padding: var(--spacing-md) 0 var(--spacing-2xl) 0 !important;
    }
    
    .maps-grid {
        gap: var(--spacing-md) !important;
    }
    
    .field-info-simple {
        padding: var(--spacing-sm);
        margin-bottom: var(--spacing-md);
    }
    
    .field-info-simple p {
        font-size: var(--font-size-xs);
        margin: var(--spacing-xs) 0;
    }
    
    .carousel-wrapper {
        height: 280px;
    }
    
    .carousel-container {
        margin: 0 var(--spacing-sm);
        border-radius: var(--radius-lg);
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-base);
    }
    
    .carousel-btn.prev {
        left: var(--spacing-sm);
    }
    
    .carousel-btn.next {
        right: var(--spacing-sm);
    }
    
    .carousel-play-pause {
        width: 35px;
        height: 35px;
        font-size: var(--font-size-sm);
        top: var(--spacing-sm);
        right: var(--spacing-sm);
    }
    
    .slide-overlay {
        padding: var(--spacing-md);
    }
    
    .slide-overlay h4 {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-xs);
    }
    
    .slide-overlay p {
        font-size: var(--font-size-xs);
        line-height: 1.4;
    }
    
    .indicator {
        width: 10px;
        height: 10px;
    }
    
    .carousel-indicators {
        padding: var(--spacing-md);
        gap: var(--spacing-xs);
    }
    
    .maps-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .map-item h3 {
        font-size: var(--font-size-base) !important;
        padding: var(--spacing-md);
    }
    
    .field-section {
        padding: var(--spacing-lg);
    }
    
    .field-section h3 {
        font-size: var(--font-size-xl);
    }
    
    .maps-section h2 {
        font-size: var(--font-size-lg) !important;
    }
    
    .media-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .field-banner {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .banner-image {
        height: 300px;
    }
    
    .banner-gallery {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-sm);
    }
    
    .gallery-item.video-item {
        grid-column: span 3;
    }
    
    .gallery-item.video-item video {
        height: 120px;
    }
    
    .field-section {
        padding: var(--spacing-lg);
    }
    
    .field-section h3 {
        font-size: var(--font-size-xl);
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .field-info-simple {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
    }
    
    .field-info-simple p {
        font-size: var(--font-size-sm);
        margin: var(--spacing-xs) 0;
    }
    
    .carousel-wrapper {
        height: 350px;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-lg);
    }
    
    .carousel-btn.prev {
        left: var(--spacing-md);
    }
    
    .carousel-btn.next {
        right: var(--spacing-md);
    }
    
    .slide-overlay {
        padding: var(--spacing-lg);
    }
    
    .slide-overlay h4 {
        font-size: var(--font-size-lg);
    }
    
    .slide-overlay p {
        font-size: var(--font-size-sm);
    }
    
    .maps-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .map-item h3 {
        font-size: var(--font-size-lg);
        padding: var(--spacing-md);
    }
    
    .hydrothermal-gallery h2 {
        font-size: var(--font-size-3xl);
    }
    
    .hero-links {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
    
    .profile-placeholder {
        width: 120px;
        height: 120px;
    }
    
    .profile-placeholder i {
        font-size: 2.5rem;
    }
    
    .achievements-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .achievement-item {
        padding: var(--spacing-md);
    }
    
    .interest-card,
    .publication-card,
    .contact-item {
        padding: var(--spacing-md) !important;
        width: 100% !important;
    }
    
    .interest-icon {
        width: 70px !important;
        height: 70px !important;
        flex-shrink: 0;
    }
    
    .interest-image {
        width: 100% !important;
        height: 100% !important;
        object-fit: cover !important;
        border-radius: 50% !important;
    }
    
    .interest-icon i {
        font-size: 1.25rem;
    }
    
    .interest-card {
        padding: var(--spacing-lg) !important;
    }
    
    .interest-content {
        margin-top: var(--spacing-sm) !important;
    }
    
    .interest-card h3 {
        font-size: 1.1rem !important;
    }
    
    .interest-card p {
        font-size: var(--font-size-sm) !important;
    }
    
    .contact-icon {
        width: 40px;
        height: 40px;
    }
    
    .contact-icon i {
        font-size: 1rem;
    }
    
    .filter-section {
        padding: var(--spacing-md);
    }
    
    .team-member-photo {
        width: 100px !important;
        height: 100px !important;
        margin: 0 auto 0.8rem !important;
    }
    
    .team-member-image {
        width: 100% !important;
        height: 100% !important;
        object-fit: cover !important;
        border-radius: 50% !important;
    }
    
    .team-member-card {
        padding: var(--spacing-sm) !important;
        min-height: auto !important;
    }
    
    .team-member-info {
        padding: var(--spacing-md);
    }
    
    .team-member-name {
        font-size: 0.9rem !important;
    }
    
    .team-member-affiliation {
        font-size: 0.75rem !important;
    }
    
    .project-header,
    .project-body {
        padding: var(--spacing-md);
    }
    
    .stat-card {
        padding: var(--spacing-md);
    }
    
    .timeline-content {
        padding: var(--spacing-md);
    }
    
    .empty-state {
        padding: var(--spacing-2xl);
    }
    
    .empty-state i {
        font-size: 3rem;
    }
    
    /* Cruise Cards Mobile */
    .cruises-grid {
        grid-template-columns: 1fr !important;
        gap: var(--spacing-lg) !important;
    }
    
    .cruise-card {
        padding: var(--spacing-md) !important;
    }
    
    .cruise-card h3 {
        font-size: var(--font-size-base) !important;
    }
    
    .oceanographic-cruises {
        padding: var(--spacing-lg) 0 var(--spacing-2xl) 0 !important;
    }
    
    .cruises-grid {
        margin-top: var(--spacing-md) !important;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .nav-toggle,
    .hero-links,
    .btn,
    .footer {
        display: none !important;
    }
    
    .hero {
        margin-top: 0;
        padding-top: 0;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
        color: black;
        background: white;
    }
    
    h1, h2, h3, h4, h5, h6 {
        color: black;
        page-break-after: avoid;
    }
    
    .publication-card,
    .project-card,
    .contact-item {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    a {
        color: black;
        text-decoration: underline;
    }
    
    .publication-link::after {
        content: " (" attr(href) ")";
        font-size: 10pt;
        color: #666;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #000080;
        --secondary-color: #0000ff;
        --text-primary: #000000;
        --text-secondary: #333333;
        --background-white: #ffffff;
        --border-color: #000000;
    }
    
    .btn {
        border-width: 2px;
    }
    
    .card,
    .publication-card,
    .contact-item {
        border: 2px solid var(--border-color);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .loading-spinner {
        animation: none;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --text-primary: #f9fafb;
        --text-secondary: #d1d5db;
        --text-light: #9ca3af;
        --background-white: #1f2937;
        --background-light: #374151;
        --background-section: #2d3748;
        --border-color: #4b5563;
    }
    
    body {
        background-color: #111827;
    }
    
    .navbar {
        background-color: var(--background-white);
    }
    
    .hero {
        background: linear-gradient(135deg, var(--background-section) 0%, var(--background-white) 100%);
    }
    
    .interest-card,
    .publication-card,
    .contact-item,
    .team-member-card,
    .project-card {
        background-color: var(--background-light);
    }
    
    .filter-section {
        background-color: var(--background-light);
    }
}