/* Color Variables */
:root {
    --primary-color: #0056b3; /* 主色调：深蓝色，代表专业和可靠 */
    --secondary-color-1: #00a8e8; /* 辅助色1：亮蓝色，代表水资源和创新 */
    --secondary-color-2: #4caf50; /* 辅助色2：绿色，代表可持续发展和环保 */
    --accent-color: #ff6b00; /* 强调色：橙色，代表活力和建设 */
    --text-color: #333333;
    --light-text: #ffffff;
    --background-light: #f8f9fa;
    --background-dark: #2c3e50;
    --gradient-1: linear-gradient(135deg, var(--primary-color), var(--secondary-color-1));
    --gradient-2: linear-gradient(45deg, var(--secondary-color-2), var(--secondary-color-1));
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
}

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

body {
    font-family: 'Montserrat', 'Roboto', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Raleway', 'Arial', sans-serif;
    font-weight: 700;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

img {
    max-width: 100%;
    height: auto;
}

/* Header Styles */
.ConstructoraFranciscoJavierHernandezSantos-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: all 0.3s ease;
}

.ConstructoraFranciscoJavierHernandezSantos-logo h1 {
    font-size: 2rem;
    color: var(--primary-color);
    margin: 0;
    letter-spacing: 2px;
}

.ConstructoraFranciscoJavierHernandezSantos-nav ul {
    display: flex;
    list-style: none;
}

.ConstructoraFranciscoJavierHernandezSantos-nav ul li {
    margin-left: 2rem;
}

.ConstructoraFranciscoJavierHernandezSantos-nav ul li a {
    color: var(--text-color);
    font-weight: 600;
    position: relative;
    padding-bottom: 5px;
}

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

.ConstructoraFranciscoJavierHernandezSantos-nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.ConstructoraFranciscoJavierHernandezSantos-nav ul li a:hover::after,
.ConstructoraFranciscoJavierHernandezSantos-nav ul li a.active::after {
    width: 100%;
}

.ConstructoraFranciscoJavierHernandezSantos-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.ConstructoraFranciscoJavierHernandezSantos-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 2px 0;
    transition: all 0.3s ease;
}

/* Hero Section */
.ConstructoraFranciscoJavierHernandezSantos-hero {
    height: 100vh;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.ConstructoraFranciscoJavierHernandezSantos-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://via.placeholder.com/1920x1080') center/cover no-repeat;
    opacity: 0.2;
    z-index: 0;
}

.ConstructoraFranciscoJavierHernandezSantos-hero-content {
    max-width: 800px;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.ConstructoraFranciscoJavierHernandezSantos-hero-content h1 {
    font-size: 3.5rem;
    color: var(--light-text);
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.ConstructoraFranciscoJavierHernandezSantos-hero-content p {
    font-size: 1.25rem;
    color: var(--light-text);
    margin-bottom: 2rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.ConstructoraFranciscoJavierHernandezSantos-btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: var(--accent-color);
    color: var(--light-text);
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 10px rgba(255, 107, 0, 0.3);
    transition: all 0.3s ease;
}

.ConstructoraFranciscoJavierHernandezSantos-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(255, 107, 0, 0.4);
    color: var(--light-text);
}

/* Services Section */
.ConstructoraFranciscoJavierHernandezSantos-services {
    padding: 6rem 5%;
    background-color: var(--background-light);
}

.ConstructoraFranciscoJavierHernandezSantos-section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
    padding: 0 2rem;
}

.ConstructoraFranciscoJavierHernandezSantos-section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    position: relative;
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.ConstructoraFranciscoJavierHernandezSantos-section-header h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--accent-color);
}

.ConstructoraFranciscoJavierHernandezSantos-section-header p {
    font-size: 1.1rem;
    color: #666;
}

.ConstructoraFranciscoJavierHernandezSantos-services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.ConstructoraFranciscoJavierHernandezSantos-service-card {
    background-color: #fff;
    border-radius: var(--border-radius);
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.ConstructoraFranciscoJavierHernandezSantos-service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-2);
}

.ConstructoraFranciscoJavierHernandezSantos-service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.ConstructoraFranciscoJavierHernandezSantos-service-icon {
    margin-bottom: 1.5rem;
}

.ConstructoraFranciscoJavierHernandezSantos-service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.ConstructoraFranciscoJavierHernandezSantos-service-card p {
    color: #666;
    margin-bottom: 1rem;
}

.ConstructoraFranciscoJavierHernandezSantos-cta {
    text-align: center;
    margin-top: 2rem;
}

.ConstructoraFranciscoJavierHernandezSantos-btn-secondary {
    display: inline-block;
    padding: 0.8rem 2rem;
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.ConstructoraFranciscoJavierHernandezSantos-btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--light-text);
}

/* Projects Section */
.ConstructoraFranciscoJavierHernandezSantos-projects {
    padding: 6rem 5%;
    background: var(--gradient-2);
    color: var(--light-text);
}

.ConstructoraFranciscoJavierHernandezSantos-projects .ConstructoraFranciscoJavierHernandezSantos-section-header h2 {
    color: var(--light-text);
}

.ConstructoraFranciscoJavierHernandezSantos-projects .ConstructoraFranciscoJavierHernandezSantos-section-header p {
    color: rgba(255, 255, 255, 0.8);
}

.ConstructoraFranciscoJavierHernandezSantos-projects-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.ConstructoraFranciscoJavierHernandezSantos-project {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.ConstructoraFranciscoJavierHernandezSantos-project img {
    width: 100%;
    display: block;
    transition: transform 0.5s ease;
}

.ConstructoraFranciscoJavierHernandezSantos-project:hover img {
    transform: scale(1.05);
}

.ConstructoraFranciscoJavierHernandezSantos-project-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.ConstructoraFranciscoJavierHernandezSantos-project:hover .ConstructoraFranciscoJavierHernandezSantos-project-info {
    transform: translateY(0);
}

.ConstructoraFranciscoJavierHernandezSantos-project-info h3 {
    color: var(--light-text);
    margin-bottom: 0.5rem;
}

.ConstructoraFranciscoJavierHernandezSantos-project-info p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

/* Stats Section */
.ConstructoraFranciscoJavierHernandezSantos-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    background: var(--background-dark);
    color: var(--light-text);
    padding: 4rem 5%;
    text-align: center;
}

.ConstructoraFranciscoJavierHernandezSantos-stat h3 {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.ConstructoraFranciscoJavierHernandezSantos-stat p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
}

/* Testimonials Section */
.ConstructoraFranciscoJavierHernandezSantos-testimonials {
    padding: 6rem 5%;
    background-color: var(--background-light);
}

.ConstructoraFranciscoJavierHernandezSantos-testimonials-slider {
    max-width: 800px;
    margin: 0 auto;
}

.ConstructoraFranciscoJavierHernandezSantos-testimonial {
    background-color: #fff;
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--shadow);
    position: relative;
}

.ConstructoraFranciscoJavierHernandezSantos-testimonial::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 5rem;
    color: rgba(0, 0, 0, 0.05);
    font-family: serif;
    line-height: 1;
}

.ConstructoraFranciscoJavierHernandezSantos-testimonial-content {
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.ConstructoraFranciscoJavierHernandezSantos-testimonial-content p {
    font-style: italic;
    color: #555;
}

.ConstructoraFranciscoJavierHernandezSantos-testimonial-author {
    display: flex;
    align-items: center;
}

.ConstructoraFranciscoJavierHernandezSantos-testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: 1rem;
    object-fit: cover;
}

.ConstructoraFranciscoJavierHernandezSantos-testimonial-author h4 {
    margin-bottom: 0.2rem;
    color: var(--primary-color);
}

.ConstructoraFranciscoJavierHernandezSantos-testimonial-author p {
    font-size: 0.9rem;
    color: #777;
}

/* CTA Section */
.ConstructoraFranciscoJavierHernandezSantos-cta-section {
    padding: 5rem 5%;
    text-align: center;
    background: var(--gradient-1);
    color: var(--light-text);
    position: relative;
    overflow: hidden;
}

.ConstructoraFranciscoJavierHernandezSantos-cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://via.placeholder.com/1920x1080') center/cover no-repeat;
    opacity: 0.1;
    z-index: 0;
}

.ConstructoraFranciscoJavierHernandezSantos-cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.ConstructoraFranciscoJavierHernandezSantos-cta-section p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    position: relative;
    z-index: 1;
}

.ConstructoraFranciscoJavierHernandezSantos-cta-section .ConstructoraFranciscoJavierHernandezSantos-btn {
    position: relative;
    z-index: 1;
}

/* Footer */
.ConstructoraFranciscoJavierHernandezSantos-footer {
    background-color: var(--background-dark);
    color: var(--light-text);
    padding-top: 4rem;
}

.ConstructoraFranciscoJavierHernandezSantos-footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    padding: 0 5% 3rem;
}

.ConstructoraFranciscoJavierHernandezSantos-footer-section h3 {
    color: var(--light-text);
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.8rem;
}

.ConstructoraFranciscoJavierHernandezSantos-footer-section h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--accent-color);
}

.ConstructoraFranciscoJavierHernandezSantos-footer-section p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1rem;
}

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

.ConstructoraFranciscoJavierHernandezSantos-footer-section ul li {
    margin-bottom: 0.8rem;
}

.ConstructoraFranciscoJavierHernandezSantos-footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
}

.ConstructoraFranciscoJavierHernandezSantos-footer-section ul li a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.ConstructoraFranciscoJavierHernandezSantos-footer-bottom {
    background-color: rgba(0, 0, 0, 0.2);
    padding: 1.5rem 5%;
    text-align: center;
}

.ConstructoraFranciscoJavierHernandezSantos-footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin: 0;
}

/* Responsive Styles */
@media screen and (max-width: 992px) {
    .ConstructoraFranciscoJavierHernandezSantos-hero-content h1 {
        font-size: 3rem;
    }
    
    .ConstructoraFranciscoJavierHernandezSantos-section-header h2 {
        font-size: 2.2rem;
    }
}

@media screen and (max-width: 768px) {
    .ConstructoraFranciscoJavierHernandezSantos-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: #fff;
        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        padding: 1rem 0;
    }
    
    .ConstructoraFranciscoJavierHernandezSantos-nav.active {
        display: block;
    }
    
    .ConstructoraFranciscoJavierHernandezSantos-nav ul {
        flex-direction: column;
    }
    
    .ConstructoraFranciscoJavierHernandezSantos-nav ul li {
        margin: 0;
        text-align: center;
    }
    
    .ConstructoraFranciscoJavierHernandezSantos-nav ul li a {
        display: block;
        padding: 0.8rem 0;
    }
    
    .ConstructoraFranciscoJavierHernandezSantos-menu-toggle {
        display: flex;
    }
    
    .ConstructoraFranciscoJavierHernandezSantos-hero-content h1 {
        font-size: 2.5rem;
    }
    
    .ConstructoraFranciscoJavierHernandezSantos-hero-content p {
        font-size: 1.1rem;
    }
    
    .ConstructoraFranciscoJavierHernandezSantos-projects-showcase {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 576px) {
    .ConstructoraFranciscoJavierHernandezSantos-hero-content h1 {
        font-size: 2rem;
    }
    
    .ConstructoraFranciscoJavierHernandezSantos-section-header h2 {
        font-size: 1.8rem;
    }
    
    .ConstructoraFranciscoJavierHernandezSantos-stats {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
    
    .ConstructoraFranciscoJavierHernandezSantos-cta-section h2 {
        font-size: 1.8rem;
    }
}