:root {
    --primary-blue: #1e3a8a;
    --secondary-blue: #3b82f6;
    --light-blue: #dbeafe;
    --traffic-yellow: #fbbf24;
    --dark-yellow: #f59e0b;
    --white: #ffffff;
    --light-gray: #f3f4f6;
    --medium-gray: #6b7280;
    --dark-gray: #1f2937;
    --text-dark: #111827;
    --spacing: 8px;
}

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

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 calc(var(--spacing) * 2);
}

.site-header {
    background: var(--white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: calc(var(--spacing) * 2) 0;
}

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

.logo a {
    text-decoration: none;
    color: var(--primary-blue);
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.logo span {
    color: var(--traffic-yellow);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: calc(var(--spacing) * 1);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    margin: 3px 0;
    transition: 0.3s;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: calc(var(--spacing) * 3);
}

.main-nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
    padding: calc(var(--spacing) * 1) calc(var(--spacing) * 2);
    display: block;
}

.main-nav a:hover {
    color: var(--secondary-blue);
}

.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing) * 1);
}

.arrow {
    font-size: 0.7rem;
    transition: transform 0.3s;
}

.dropdown:hover .arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border-radius: calc(var(--spacing) * 1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s;
    min-width: 240px;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    border-bottom: 1px solid var(--light-gray);
}

.dropdown-menu li:last-child {
    border-bottom: none;
}

.dropdown-menu a {
    padding: calc(var(--spacing) * 2);
    white-space: nowrap;
}

.dropdown-menu a:hover {
    background: var(--light-blue);
}

.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    padding: calc(var(--spacing) * 10) 0;
    text-align: center;
}

.hero h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: calc(var(--spacing) * 3);
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: calc(var(--spacing) * 4);
    line-height: 1.5;
}

.hero-buttons {
    display: flex;
    gap: calc(var(--spacing) * 2);
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: calc(var(--spacing) * 2) calc(var(--spacing) * 4);
    border-radius: calc(var(--spacing) * 1);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--traffic-yellow);
    color: var(--primary-blue);
}

.btn-primary:hover {
    background: var(--dark-yellow);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(251, 191, 36, 0.4);
}

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

.btn-secondary:hover {
    background: var(--light-gray);
    transform: translateY(-2px);
}

.section {
    padding: calc(var(--spacing) * 8) 0;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: calc(var(--spacing) * 6);
    color: var(--primary-blue);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: calc(var(--spacing) * 3);
    margin-bottom: calc(var(--spacing) * 4);
}

.card {
    background: var(--white);
    border-radius: calc(var(--spacing) * 2);
    padding: calc(var(--spacing) * 4);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: calc(var(--spacing) * 2);
}

.card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: calc(var(--spacing) * 2);
    color: var(--primary-blue);
}

.card p {
    color: var(--medium-gray);
    line-height: 1.5;
}

.content-section {
    background: var(--light-gray);
}

.content-box {
    background: var(--white);
    padding: calc(var(--spacing) * 4);
    border-radius: calc(var(--spacing) * 2);
    margin-bottom: calc(var(--spacing) * 3);
}

.content-box h3 {
    color: var(--primary-blue);
    font-size: 1.5rem;
    margin-bottom: calc(var(--spacing) * 2);
}

.content-box p, .content-box ul {
    color: var(--medium-gray);
    margin-bottom: calc(var(--spacing) * 2);
}

.content-box ul {
    padding-left: calc(var(--spacing) * 3);
}

.content-box li {
    margin-bottom: calc(var(--spacing) * 1);
}

.alert {
    background: #fef3c7;
    border-left: 4px solid var(--traffic-yellow);
    padding: calc(var(--spacing) * 2);
    margin: calc(var(--spacing) * 3) 0;
    border-radius: calc(var(--spacing) * 1);
}

.alert-icon {
    display: inline-block;
    margin-right: calc(var(--spacing) * 1);
}

.form-group {
    margin-bottom: calc(var(--spacing) * 3);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: calc(var(--spacing) * 1);
    color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: calc(var(--spacing) * 2);
    border: 2px solid var(--light-gray);
    border-radius: calc(var(--spacing) * 1);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--secondary-blue);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.accordion {
    background: var(--white);
    border-radius: calc(var(--spacing) * 1);
    margin-bottom: calc(var(--spacing) * 2);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.accordion-header {
    background: var(--light-blue);
    padding: calc(var(--spacing) * 3);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--primary-blue);
    transition: background 0.3s;
}

.accordion-header:hover {
    background: #bfdbfe;
}

.accordion-icon {
    transition: transform 0.3s;
}

.accordion.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-content-inner {
    padding: calc(var(--spacing) * 3);
    color: var(--medium-gray);
    line-height: 1.5;
}

.fixed-buttons {
    position: fixed;
    bottom: calc(var(--spacing) * 3);
    right: calc(var(--spacing) * 3);
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing) * 2);
    z-index: 999;
}

.whatsapp-btn,
.phone-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: all 0.3s;
    color: var(--white);
}

.whatsapp-btn {
    background: #25d366;
}

.phone-btn {
    background: var(--secondary-blue);
}

.whatsapp-btn:hover,
.phone-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.site-footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: calc(var(--spacing) * 6) 0 calc(var(--spacing) * 3);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: calc(var(--spacing) * 4);
    margin-bottom: calc(var(--spacing) * 4);
}

.footer-section h3 {
    font-size: 1.25rem;
    margin-bottom: calc(var(--spacing) * 2);
    color: var(--traffic-yellow);
}

.footer-section p {
    margin-bottom: calc(var(--spacing) * 1);
    color: #d1d5db;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: calc(var(--spacing) * 1);
}

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: calc(var(--spacing) * 3);
    text-align: center;
    color: #9ca3af;
}

.map-container {
    margin-top: calc(var(--spacing) * 4);
    border-radius: calc(var(--spacing) * 2);
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.map-container iframe {
    width: 100%;
    height: 400px;
    border: none;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .main-nav.active {
        max-height: 500px;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 0;
        padding: calc(var(--spacing) * 2) 0;
    }

    .main-nav li {
        border-bottom: 1px solid var(--light-gray);
    }

    .main-nav li:last-child {
        border-bottom: none;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: var(--light-gray);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .dropdown.active .dropdown-menu {
        max-height: 400px;
    }

    .hero h2 {
        font-size: 1.75rem;
    }

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

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .section-title {
        font-size: 1.5rem;
    }

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

    .fixed-buttons {
        bottom: calc(var(--spacing) * 2);
        right: calc(var(--spacing) * 2);
    }

    .whatsapp-btn,
    .phone-btn {
        width: 50px;
        height: 50px;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .main-nav ul {
        gap: calc(var(--spacing) * 2);
    }

    .main-nav a {
        padding: calc(var(--spacing) * 1);
        font-size: 0.9rem;
    }
}