/* ===== RESET Y ESTILOS BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-blue: #1a3a8f;
    --primary-orange: #ff6b35;
    --industrial-gray: #2d3748;
    --light-gray: #f7f9fc;
    --medium-gray: #e2e8f0;
    --dark-gray: #4a5568;
    --white: #ffffff;
    --success-green: #38a169;
    --warning-red: #e53e3e;
    
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 30px;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --container-width: 1200px;
    --section-spacing: 100px;
    --mobile-spacing: 60px;
}

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

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--industrial-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== TIPOGRAFÍA ===== */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.8rem;
}

h4 {
    font-size: 1.4rem;
}

p {
    margin-bottom: 1.5rem;
}

.highlight {
    color: var(--primary-orange);
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background-color: rgba(255, 107, 53, 0.2);
    z-index: -1;
    border-radius: 4px;
    transition: all var(--transition-normal);
}

.section-title {
    text-align: center;
    margin-bottom: 1.5rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-orange));
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: var(--dark-gray);
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 3rem;
}

/* ===== BOTONES ===== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-orange));
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
    background-color: var(--primary-blue);
    color: var(--white);
    transform: translateY(-3px);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

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

.small-btn {
    padding: 10px 20px;
    font-size: 0.9rem;
}

/* ===== HEADER Y NAVEGACIÓN ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    padding: 15px 0;
    transition: all var(--transition-normal);
}

.header.scrolled {
    padding: 10px 0;
    box-shadow: var(--shadow-md);
}

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

.logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.logo h1 {
    font-size: 2.2rem;
    margin-bottom: 0;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-orange));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 800;
}

.logo-subtitle {
    font-size: 0.8rem;
    color: var(--dark-gray);
    font-weight: 500;
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--industrial-gray);
    font-weight: 600;
    padding: 10px 20px;
    border-radius: 50px;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--primary-blue);
    background-color: rgba(26, 58, 143, 0.05);
}

.nav-link.active {
    color: var(--primary-blue);
    background-color: rgba(26, 58, 143, 0.1);
}

.nav-divider {
    width: 1px;
    height: 30px;
    background-color: var(--medium-gray);
    margin: 0 20px;
}

.nav-badges {
    display: flex;
    gap: 10px;
    margin-left: 10px;
}

.badge {
    padding: 6px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-construction {
    background-color: rgba(26, 58, 143, 0.1);
    color: var(--primary-blue);
}

.badge-office {
    background-color: rgba(255, 107, 53, 0.1);
    color: var(--primary-orange);
}

.nav-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--industrial-gray);
}

/* ===== HERO SECTION ===== */
.hero {
    padding: 180px 0 100px;
    position: relative;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="%23ffffff" fill-opacity="0.1"/></svg>');
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(26, 58, 143, 0.1) 0%, rgba(255, 107, 53, 0.1) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.hero-text {
    flex: 1;
}

.hero-title {
    font-size: 3.2rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--dark-gray);
    margin-bottom: 2.5rem;
    max-width: 90%;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-top: 2.5rem;
}

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
}

.dual-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
    background-color: rgba(255, 255, 255, 0.9);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(10px);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.visual-item {
    text-align: center;
    padding: 30px;
    border-radius: var(--border-radius);
    width: 280px;
    transition: all var(--transition-normal);
}

.visual-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.visual-construction {
    background: linear-gradient(135deg, rgba(26, 58, 143, 0.1) 0%, rgba(26, 58, 143, 0.2) 100%);
    border-top: 5px solid var(--primary-blue);
}

.visual-office {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1) 0%, rgba(255, 107, 53, 0.2) 100%);
    border-top: 5px solid var(--primary-orange);
}

.visual-item i {
    font-size: 3.5rem;
    margin-bottom: 20px;
    display: block;
}

.visual-construction i {
    color: var(--primary-blue);
}

.visual-office i {
    color: var(--primary-orange);
}

.visual-divider {
    display: flex;
    align-items: center;
    gap: 10px;
}

.divider-line {
    height: 2px;
    width: 80px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-orange));
}

.divider-text {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary-blue);
}

/* ===== SECCIONES ===== */
section {
    padding: var(--section-spacing) 0;
}

.about-section, .compliance-section {
    background-color: var(--light-gray);
}

/* ===== NOSOTROS ===== */
.about-content {
    display: flex;
    gap: 60px;
    align-items: center;
}

.about-text {
    flex: 1;
}

.about-text h3 {
    color: var(--primary-blue);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 2rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background-color: var(--white);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.detail-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.detail-item i {
    font-size: 1.8rem;
    color: var(--primary-blue);
}

.detail-item h4 {
    font-size: 1rem;
    margin-bottom: 5px;
    color: var(--dark-gray);
}

.detail-item p {
    margin: 0;
    font-weight: 600;
    color: var(--industrial-gray);
}

.about-image {
    flex: 1;
}

.image-frame {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.frame-label {
    position: absolute;
    top: 0;
    left: 0;
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 10px 20px;
    font-weight: 600;
    border-bottom-right-radius: 10px;
    z-index: 2;
}

.address-card {
    padding: 40px 30px;
}

.address-card h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 25px;
    color: var(--primary-blue);
}

.address-card h4 i {
    color: var(--primary-orange);
}

.address-card p {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    color: var(--dark-gray);
}

.address-card p i {
    color: var(--primary-blue);
    width: 20px;
    text-align: center;
}

/* ===== SERVICIOS ===== */
.services-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 50px;
    flex-wrap: wrap;
    gap: 10px;
}

.tab-btn {
    padding: 15px 30px;
    background-color: var(--white);
    border: 2px solid var(--medium-gray);
    border-radius: 50px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    color: var(--dark-gray);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.tab-btn:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

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

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-content.active {
    display: block;
}

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

.service-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    border-top: 4px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-card:nth-child(1) {
    border-top-color: var(--primary-blue);
}

.service-card:nth-child(2) {
    border-top-color: var(--primary-orange);
}

.service-card:nth-child(3) {
    border-top-color: var(--primary-blue);
}

.service-card:nth-child(4) {
    border-top-color: var(--primary-orange);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--primary-blue);
}

.service-percentage {
    position: absolute;
    top: 20px;
    right: 20px;
    background-color: var(--light-gray);
    color: var(--primary-blue);
    font-weight: 800;
    font-size: 1.2rem;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
}

/* ===== CUMPLIMIENTO FISCAL ===== */
.compliance-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.compliance-card, .obligations {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-lg);
}

.compliance-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--medium-gray);
}

.compliance-header h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    color: var(--primary-blue);
}

.compliance-header h3 i {
    color: var(--primary-orange);
}

.status-badge {
    padding: 8px 20px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.status-badge.active {
    background-color: rgba(56, 161, 105, 0.1);
    color: var(--success-green);
}

.compliance-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.detail-row {
    display: flex;
    padding-bottom: 10px;
    border-bottom: 1px dashed var(--medium-gray);
}

.detail-label {
    font-weight: 600;
    color: var(--dark-gray);
    min-width: 180px;
}

.detail-value {
    color: var(--industrial-gray);
    font-weight: 500;
}

.obligations h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 25px;
    color: var(--primary-blue);
}

.obligations h3 i {
    color: var(--primary-orange);
}

.obligations-list {
    list-style: none;
    margin-bottom: 30px;
}

.obligations-list li {
    padding: 12px 0;
    display: flex;
    align-items: center;
    gap: 15px;
    border-bottom: 1px solid var(--medium-gray);
}

.obligations-list li:last-child {
    border-bottom: none;
}

.obligations-list li i {
    color: var(--success-green);
}

.sat-link {
    margin-top: 30px;
}

.small-text {
    font-size: 0.9rem;
    color: var(--dark-gray);
    margin-top: 10px;
}

.compliance-notice {
    background-color: rgba(26, 58, 143, 0.05);
    border-left: 4px solid var(--primary-blue);
    padding: 25px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    display: flex;
    gap: 20px;
    align-items: center;
}

.compliance-notice i {
    font-size: 2rem;
    color: var(--primary-blue);
    flex-shrink: 0;
}

/* ===== CONTACTO ===== */
.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
}

.contact-form-container {
    background-color: var(--white);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-gray);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid var(--medium-gray);
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(26, 58, 143, 0.1);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

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

.info-card h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    color: var(--primary-blue);
}

.info-card h3 i {
    color: var(--primary-orange);
}

.map-placeholder {
    margin-top: 20px;
}

.map-frame {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    height: 200px;
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--dark-gray);
}

.map-frame i {
    font-size: 3rem;
    margin-bottom: 15px;
    color: var(--primary-blue);
    opacity: 0.7;
}

.contact-actions {
    margin-top: 20px;
}

.sat-contacts {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 15px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-blue);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.contact-link:hover {
    color: var(--primary-orange);
}

.contact-link i {
    font-size: 1.2rem;
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--industrial-gray);
    color: var(--white);
    padding: 70px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo h2 {
    font-size: 2.5rem;
    background: linear-gradient(90deg, #ffffff, #c3cfe2);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 10px;
}

.footer-logo p {
    color: var(--medium-gray);
    margin-bottom: 20px;
}

.footer-badges {
    display: flex;
    gap: 10px;
}

.footer-badges .badge {
    font-size: 0.7rem;
    padding: 5px 10px;
}

.footer-links {
    display: flex;
    gap: 60px;
    flex-wrap: wrap;
}

.footer-column h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

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

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a {
    color: var(--medium-gray);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.footer-column ul li a:hover {
    color: var(--primary-orange);
    padding-left: 5px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: 20px;
}

.copyright p {
    margin: 0;
    color: var(--medium-gray);
}

.verification-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: rgba(255, 255, 255, 0.1);
    padding: 10px 20px;
    border-radius: 50px;
}

.verification-badge i {
    color: var(--success-green);
}

/* ===== BOTÓN SCROLL TOP ===== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background-color: var(--primary-orange);
    transform: translateY(-5px);
}

/* ===== ANIMACIONES ===== */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.2rem; }
    .hero-title { font-size: 2.7rem; }
    .compliance-content { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    :root {
        --section-spacing: var(--mobile-spacing);
    }
    
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.6rem; }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        width: 90%;
        text-align: center;
        margin: 5px 0;
    }
    
    .nav-divider {
        display: none;
    }
    
    .nav-badges {
        margin: 10px 0;
        flex-direction: column;
        width: 90%;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .hero-content {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-subtitle {
        max-width: 100%;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .about-details {
        grid-template-columns: 1fr;
    }
    
    .services-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        width: 100%;
        max-width: 300px;
    }
    
    .service-cards {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content, .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    .dual-visual {
        padding: 20px;
    }
    
    .visual-item {
        width: 100%;
        max-width: 280px;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.8rem; }
    .hero-title { font-size: 2rem; }
    .hero-subtitle { font-size: 1.1rem; }
    .btn { padding: 12px 24px; }
    .compliance-card, .obligations, .contact-form-container { padding: 20px; }
}