/* Estilos Generales */
*,
*::before,
*::after {
    box-sizing: border-box;
}

:root {
    --primary-color: #bb86fc;
    --primary-dark: #3700b3;
    --secondary-color: #03dac6;
    --background-dark: #121212;
    --background-card: #1e1e1e;
    --background-header: #1f1f1f;
    --text-primary: #ffffff;
    --text-secondary: #e0e0e0;
    --text-muted: #a0a0a0;
    --border-color: #333;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color), #018786);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

    body {
    font-family: 'Roboto', sans-serif;
    background: var(--background-dark);
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(187, 134, 252, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(3, 218, 198, 0.1) 0%, transparent 50%);
    color: var(--text-secondary);
        margin: 0;
        padding: 0;
        line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Tipografía */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    font-family: 'Orbitron', monospace;
    font-weight: 700;
    margin: 0 0 1rem 0;
    line-height: 1.2;
}

h1 {
    font-size: 2.5rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    position: relative;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
}

a {
    color: var(--primary-color);
        text-decoration: none;
    transition: color var(--transition-fast);
    }

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

    img {
        max-width: 100%;
        height: auto;
    border-radius: 8px;
    }

/* Layout Principal */
    main {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.content-section {
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--background-card);
    border-radius: 12px;
    box-shadow: 0 4px 20px var(--shadow-color);
    border: 1px solid var(--border-color);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.content-section:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--shadow-color);
    }

    /* Header y Navegación */
    header {
    background: var(--background-header);
        padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 3px solid var(--primary-color);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px var(--shadow-color);
}

.header-container {
        display: flex;
        justify-content: space-between;
        align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.clock {
    font-family: 'Orbitron', monospace;
    font-size: 1.1rem;
    color: var(--secondary-color);
    background: rgba(3, 218, 198, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    border: 1px solid var(--secondary-color);
    }

    header h1 {
        margin: 0;
        font-size: 2.5rem;
    color: var(--text-primary);
    text-shadow: 0 0 20px var(--primary-color);
    }

    .menu {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
    gap: 0.5rem;
    }

    .menu li {
        position: relative;
    }

    .menu a {
        display: block;
        padding: 1rem 1.5rem;
    color: var(--text-secondary);
        font-size: 1.1rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.menu a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left var(--transition-normal);
    z-index: -1;
}

.menu a:hover::before {
    left: 0;
    }

    .menu a:hover {
    color: var(--text-primary);
    transform: translateY(-2px);
}

.menu a.menu-active {
    background: var(--gradient-primary);
    color: var(--text-primary);
    }

    /* Botón Hamburguesa */
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
    border-radius: 8px;
    transition: background-color var(--transition-fast);
}

.hamburger:hover {
    background: rgba(187, 134, 252, 0.1);
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-secondary);
    margin: 5px 0;
    transition: all var(--transition-normal);
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Menú Desplegable */
    .dropdown-content {
        display: none;
        position: absolute;
    background: var(--background-card);
    min-width: 220px;
    box-shadow: 0 8px 32px var(--shadow-color);
    z-index: 1000;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    padding: 0.5rem 0;
    top: 100%;
    left: 0;
    animation: slideDown var(--transition-normal) ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
    }

    .dropdown-content a {
    padding: 12px 20px;
        display: block;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    border-radius: 0;
}

.dropdown-content a:hover {
    background: var(--gradient-primary);
    color: var(--text-primary);
    padding-left: 30px;
    }

    .dropdown:hover .dropdown-content {
        display: block;
    }

/* Sección Hero */
.hero-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding: 3rem 0;
    background: var(--gradient-primary);
    background-size: 200% 200%;
    animation: gradientShift 8s ease infinite;
    border-radius: 20px;
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
    opacity: 0.9;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    padding: 1rem;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--text-primary);
    font-family: 'Orbitron', monospace;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-primary);
    opacity: 0.8;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Grid de Tecnología */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.tech-card {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px var(--shadow-color);
    border-color: var(--primary-color);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.card-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.feature-tag {
    background: var(--gradient-secondary);
    color: var(--text-primary);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.video-container {
    margin: 1rem 0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px var(--shadow-color);
}

.video-container iframe {
    width: 100%;
    height: 250px;
    border: none;
}

/* Timeline del Metal */
.metal-timeline {
    display: grid;
    gap: 2rem;
    margin-top: 2rem;
}

.timeline-item {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 16px;
    border-left: 4px solid var(--primary-color);
    position: relative;
    transition: all var(--transition-normal);
}

.timeline-item:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 30px var(--shadow-color);
}

.timeline-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.timeline-years {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.year {
    background: var(--gradient-primary);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.subgenre-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.subgenre-tag {
    background: rgba(187, 134, 252, 0.2);
    color: var(--primary-color);
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    border: 1px solid var(--primary-color);
    transition: all var(--transition-fast);
}

.subgenre-tag:hover {
    background: var(--primary-color);
    color: var(--text-primary);
}

.band-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.band-card {
    background: rgba(187, 134, 252, 0.1);
    padding: 1rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--primary-color);
    transition: all var(--transition-fast);
}

.band-card:hover {
    background: var(--gradient-primary);
    transform: scale(1.05);
}

.band-card h4 {
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
}

.band-card p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Galería Multimedia */
.gallery-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.tab-button {
    background: none;
    border: none;
    padding: 1rem 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    border-bottom: 3px solid transparent;
    transition: all var(--transition-normal);
    position: relative;
}

.tab-button.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-button:hover {
    color: var(--text-primary);
    background: rgba(187, 134, 252, 0.1);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn var(--transition-normal) ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

    .gallery-container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px var(--shadow-color);
    transition: all var(--transition-normal);
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px var(--shadow-color);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--text-primary);
    padding: 2rem 1rem 1rem;
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1.2rem;
}

.gallery-overlay p {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Galería de Videos */
.video-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.video-thumbnail {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.video-thumbnail:hover {
        transform: scale(1.05);
    }

.video-thumbnail img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.7);
    color: var(--text-primary);
    width: 60px;
    height: 60px;
    border-radius: 50%;
        display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all var(--transition-normal);
}

.video-thumbnail:hover .play-button {
    background: var(--gradient-primary);
    transform: translate(-50%, -50%) scale(1.1);
    }

    .main-video {
        position: relative;
    padding-bottom: 56.25%;
        height: 0;
        overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 10px 30px var(--shadow-color);
    }

    .main-video iframe {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    border: none;
}

/* Reproductor de Audio */
.audio-player {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.audio-track {
    margin-top: 1rem;
}

.audio-track h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

audio {
    width: 100%;
    height: 50px;
    border-radius: 25px;
    background: var(--background-dark);
}

/* Formulario de Contacto */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

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

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(187, 134, 252, 0.1);
    border-radius: 12px;
    border: 1px solid var(--primary-color);
    transition: all var(--transition-normal);
}

.contact-method:hover {
    background: var(--gradient-primary);
    transform: translateX(10px);
}

.contact-icon {
    font-size: 2rem;
}

.contact-method h4 {
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
}

.contact-method p {
    margin: 0;
    color: var(--text-secondary);
}

.contact-form {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background: var(--background-dark);
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    padding: 1rem;
    border-radius: 8px;
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(187, 134, 252, 0.2);
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.error-message {
    color: #ff6b6b;
    font-size: 0.8rem;
    margin-top: 0.5rem;
    display: block;
}

.submit-btn {
    background: var(--gradient-primary);
    color: var(--text-primary);
        border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
        cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(187, 134, 252, 0.3);
}

.submit-btn:active {
    transform: translateY(0);
}

.btn-loading {
    display: none;
}

.submit-btn.loading .btn-text {
    display: none;
}

.submit-btn.loading .btn-loading {
    display: inline;
    }

    /* Footer */
    footer {
    background: var(--background-header);
    color: var(--text-muted);
    padding: 3rem 2rem 1rem;
    border-top: 3px solid var(--primary-color);
    margin-top: 4rem;
    }

    .footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    }

    .footer-section h3 {
    color: var(--text-primary);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
    }

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

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

    .footer-section ul li a {
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.newsletter-signup {
    margin-top: 2rem;
}

.newsletter-signup h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    background: var(--background-dark);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.8rem;
    border-radius: 8px;
}

.newsletter-form button {
    background: var(--gradient-primary);
    color: var(--text-primary);
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-normal);
}

.newsletter-form button:hover {
    transform: translateY(-2px);
}

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

.social-link {
    display: inline-block;
    font-size: 2rem;
    transition: all var(--transition-normal);
    border-radius: 8px;
    padding: 0.5rem;
}

.social-link:hover {
    transform: scale(1.2) translateY(-2px);
    }

    .footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-color);
    }

    /* Botón Volver Arriba */
#back-to-top-btn {
    display: none;
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
    border: none;
    outline: none;
    background: var(--gradient-primary);
    color: var(--text-primary);
    cursor: pointer;
    padding: 15px;
    border-radius: 50%;
    font-size: 20px;
    width: 60px;
    height: 60px;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 20px var(--shadow-color);
}

#back-to-top-btn:hover {
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 8px 30px rgba(187, 134, 252, 0.4);
}

#back-to-top-btn:active {
    transform: translateY(-1px) scale(1.05);
}

/* Animaciones */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Utilidades */
.fade-in {
    animation: slideInUp 0.6s ease-out;
}

.pulse {
    animation: pulse 2s infinite;
}

/* Media Queries Responsivos */
@media (max-width: 1200px) {
    main {
        padding: 1.5rem;
    }
    
    .hero-section {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

    @media (max-width: 768px) {
    :root {
        font-size: 14px;
    }
    
        header {
            padding: 1rem;
    }
    
    .header-container {
        flex-wrap: wrap;
        }

        header h1 {
        font-size: 2rem;
    }
    
    .clock {
        font-size: 0.9rem;
        padding: 0.3rem 0.8rem;
        }

        .hamburger {
        display: block;
        }

        .menu {
        display: none;
            position: absolute;
        top: 100%;
            left: 0;
        right: 0;
        background: var(--background-header);
        flex-direction: column;
            padding: 1rem 0;
        border-top: 2px solid var(--primary-color);
        box-shadow: 0 4px 20px var(--shadow-color);
        }

        .menu.active {
        display: flex;
        }

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

    .menu a {
        padding: 1rem;
        border-radius: 0;
    }
    
    .dropdown-content {
            position: static;
            box-shadow: none;
        background: rgba(187, 134, 252, 0.1);
        margin: 0.5rem 0;
    }
    
    .hero-section {
        padding: 2rem 1rem;
        margin-bottom: 2rem;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .metal-timeline {
        gap: 1rem;
    }
    
    .timeline-years {
        justify-content: center;
    }
    
    .band-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
    
    .gallery-container {
        grid-template-columns: 1fr;
    }
    
    .video-gallery {
        grid-template-columns: 1fr;
    }
    
    .contact-methods {
        gap: 1rem;
    }
    
    .contact-method {
        padding: 0.8rem;
        }

        .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .footer-bottom-content {
            flex-direction: column;
        gap: 1rem;
            text-align: center;
        }
    
    .footer-links {
        justify-content: center;
    }
    
    #back-to-top-btn {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    main {
        padding: 1rem;
    }
    
    .content-section {
        padding: 1rem;
        margin-bottom: 2rem;
    }
    
    .hero-content h2 {
        font-size: 1.8rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .tech-card {
        padding: 1.5rem;
    }
    
    .timeline-item {
        padding: 1.5rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .gallery-tabs {
        flex-direction: column;
    }
    
    .tab-button {
        padding: 0.8rem 1rem;
    }
    }