/* --- Global Styles & Variables --- */
:root {
    --primary-color: #E31B23;
    --dark-color: #212529;
    --light-gray-color: #f8f9fa;
    --white-color: #FFFFFF;
    --text-color: #333;
    --font-family: 'Roboto', sans-serif;
}

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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white-color);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.5rem; }

p {
    margin-bottom: 1rem;
}

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

/* --- Header & Navigation --- */
.main-header {
    background-color: var(--white-color);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo img {
    height: 60px;
}

.main-nav {
    align-items: center;
    display: block; /* Ensure base display for desktop */
}

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

.main-nav ul li {
    margin-left: 25px;
}

.main-nav ul li a {
    color: var(--dark-color);
    font-weight: 700;
    padding: 5px 0;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}

.main-nav ul li a:hover, .main-nav ul li a.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.menu-toggle {
    display: none;
    font-size: 2rem;
    background: none;
    border: none;
    color: var(--dark-color);
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 5px;
    font-weight: 700;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background-color: #c0141c;
}

/* --- Hero Section (Homepage) --- */
.hero {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('../images/hero-img.jpg') no-repeat center center/cover;
    color: var(--white-color);
    height: 60vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

/* --- General Page & Section Styles --- */
.page-header {
    background: var(--dark-color);
    color: var(--white-color);
    padding: 4rem 0;
    text-align: center;
}

.section {
    padding: 60px 0;
}

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

.section-title {
    text-align: center;
    margin-bottom: 40px;
    font-weight: 900;
    color: var(--dark-color);
}

/* --- Services Page --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white-color);
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.service-card h3 {
    color: var(--primary-color);
}

/* --- Carousel Section --- */
.carousel {
    position: relative;
    overflow: hidden;
    max-width: 100%;
    margin: 0 auto;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.carousel-item {
    flex: 0 0 25%;
    padding: 10px;
    text-align: center;
}

.carousel-logo {
    max-width: 100px;
    height: auto;
    display: block;
    margin: 0 auto;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: var(--white-color);
    border: none;
    padding: 10px;
    cursor: pointer;
    font-size: 1.5rem;
    border-radius: 5px;
}

.prev-btn {
    left: 10px;
}

.next-btn {
    right: 10px;
}

.carousel-btn:hover {
    background: var(--primary-color);
}

/* --- Contact & Citas Form --- */
.form-container, .contact-container {
    max-width: 800px;
    margin: 40px auto;
    padding: 30px;
    background: var(--white-color);
    box-shadow: 0 0 15px rgba(0,0,0,0.1);
    border-radius: 8px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 700;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
}

.map-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    max-width: 100%;
    background: #eee;
    margin-top: 30px;
}

.map-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.contact-info p {
    font-size: 1.1rem;
    line-height: 1.8;
}

/* --- Footer --- */
.main-footer {
    background-color: var(--dark-color);
    color: #ccc;
    padding: 40px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-col h4 {
    color: var(--white-color);
    margin-bottom: 15px;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 5px;
    display: inline-block;
}

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

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col a {
    color: #ccc;
    transition: color 0.3s ease;
}

.footer-col a:hover {
    color: var(--white-color);
}

.footer-logo {
    height: 50px;
    margin-bottom: 15px;
}

.footer-bottom {
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid #444;
    font-size: 0.9rem;
}

/* --- Responsive Styles --- */
@media (max-width: 768px) {
    .carousel-item {
        flex: 0 0 50%;
    }

    .carousel-logo {
        max-width: 80px;
    }

    .menu-toggle {
        display: block;
    }

    .main-nav {
        display: none; /* Hide by default on mobile */
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh; /* Full viewport height */
        width: 250px;
        background: var(--white-color);
        box-shadow: -2px 0 5px rgba(0, 0, 0, 0.2);
        transition: right 0.3s ease-in-out;
        z-index: 1000;
        padding-top: 80px;
        overflow-y: auto; /* Allow scrolling if menu is long */
    }

    .main-nav.active {
        display: block; /* Show when active */
        right: 0;
    }

    .main-nav ul {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
    }

    .main-nav ul li {
        margin-left: 0;
        margin-bottom: 15px;
        width: 100%;
    }

    .main-nav ul li a {
        display: block;
        padding: 10px;
        width: 100%;
        font-size: 1.1rem; /* Slightly larger for mobile */
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.2rem;
    }
}