/* ============================================
   Base Styles & CSS Reset
============================================ */
:root {
    /* Construction Theme Color Palette */
    --primary-color: #C35027; /* Naranja ladrillo */
    --secondary-color: #2C3E4F; /* Azul gris oscuro */
    --tertiary-color: #6A6E73; /* Gris cemento */
    --white: #FFFFFF; /* Blanco puro */
    --light-gray: #F5F5F5; /* Gris claro translúcido */
    --medium-gray: #CCCCCC;
    --primary-black: #222222;
    --primary-gray: #444444;
    
    /* Font Families */
    --heading-font: 'Montserrat', sans-serif;
    --body-font: 'Roboto', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 62.5%; /* 1rem = 10px */
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-black);
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 4.8rem;
}

h2 {
    font-size: 3.6rem;
}

h3 {
    font-size: 2.4rem;
}

h4 {
    font-size: 2rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

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

a:hover {
    color: var(--primary-yellow);
}

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: 120rem;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
}

.btn {
    display: inline-block;
    padding: 1.2rem 2.4rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    font-family: var(--heading-font);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-medium);
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
}

.primary-btn {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.primary-btn:hover {
    background-color: var(--secondary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

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

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

.section {
    padding: var(--spacing-xl) var(--spacing-md);
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--transition-medium), transform var(--transition-medium);
}

@media (max-width: 768px) {
    .section {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
}

.section.active {
    display: block;
    animation: fadeIn 0.8s forwards;
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-sm);
}

.section-header h2::after {
    content: '';
    display: block;
    width: 8rem;
    height: 0.4rem;
    background-color: var(--primary-color);
    margin: var(--spacing-xs) auto 0;
}

.section-header p {
    font-size: 1.8rem;
    color: var(--primary-gray);
    max-width: 70rem;
    margin: 0 auto;
}

/* ============================================
   Header & Navigation
============================================ */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-medium);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

@media (max-width: 768px) {
    body {
        width: 100%;
        max-width: 100%;
        overflow-x: hidden;
        position: relative;
    }

    header {
        width: 100%;
        max-width: 100%;
        position: fixed;
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

    .current-page-indicator {
       white-space: nowrap;
        margin-left: 0px;
        margin-right: 8rem;
        font-weight: 600;
        color: #C35027;
        text-align: right;
        direction: rtl;
    }
}
    .header-content {
        padding: var(--spacing-xs);
        justify-content: flex-start;
    }

    .logo {
        margin-right: auto;
    }

    .header-content {
        padding: var(--spacing-xs);
        margin: 0;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .container {
        padding: 0 var(--spacing-xs);
        width: 100%;
        max-width: 100%;
        margin: 0;
        box-sizing: border-box;
        overflow: hidden;
    }
    
    .logo {
        max-width: 150px;
        display: flex;
        align-items: center;
    }
    
    .logo img {
        height: 2.5rem;
        width: auto;
    }
    
    .logo span {
        font-size: 1.4rem;
        white-space: nowrap;
        margin-left: var(--spacing-xs);
    }

    .mobile-menu-toggle {
        margin-right: 0;
        margin-left: auto;
        z-index: 1000;
    }

    nav {
        display: flex;
        align-items: center;
    }
}

.logo {
    display: flex;
    align-items: center;
    max-width: 70%;
}

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

@media (max-width: 768px) {
    .logo span {
        font-size: 1.8rem;
    }
}

.logo img {
    height: 4.5rem;
    margin-right: var(--spacing-xs);
}

.logo span {
    font-family: var(--heading-font);
    font-size: 2.4rem;
    font-weight: 700;
    color: #24404B;
}

.desktop-nav {
    display: flex;
}

.desktop-nav li {
    margin-left: var(--spacing-md);
}

.nav-link {
    font-weight: 600;
    font-size: 1.8rem;
    padding: 0.5rem 0;
    position: relative;
    color: #24404B;
}

.nav-link.new-feature {
    color: var(--primary-color);
    position: relative;
}

.nav-link.new-feature::after {
    content: "Nuevo";
    position: absolute;
    top: -10px;
    right: -30px;
    background-color: var(--primary-color);
    color: white;
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 1.2rem;
    font-weight: bold;
    animation: pulse 1.5s infinite;
}

/* Estilo específico para menú móvil */
.mobile-nav .nav-link.new-feature {
    display: inline-block;
    color: var(--primary-color);
    position: relative;
}

.mobile-nav .nav-link.new-feature::after {
    content: "Nuevo";
    position: relative;
    top: -8px;
    right: auto;
    margin-left: 8px;
    background-color: var(--primary-color);
    color: white;
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 1.2rem;
    font-weight: bold;
    display: inline-block;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-medium);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 3rem;
    height: 2.1rem;
    cursor: pointer;
    align-items: center;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--primary-black);
    transition: all var(--transition-medium);
}

.mobile-nav {
    display: none;
    background-color: var(--white);
    padding: var(--spacing-sm) 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.mobile-nav ul {
    display: flex;
    flex-direction: column;
}

.mobile-nav li {
    margin: var(--spacing-xs) 0;
    text-align: center;
}

.mobile-nav .nav-link {
    display: block;
    padding: var(--spacing-xs) 0;
    font-size: 1.8rem;
    font-weight: 600;
    color: #24404B;
}

.mobile-nav-open .mobile-menu-toggle span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.mobile-nav-open .mobile-menu-toggle span:nth-child(2) {
    opacity: 0;
}

.mobile-nav-open .mobile-menu-toggle span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

.mobile-nav-open .mobile-nav {
    display: block;
}

/* ============================================
   Hero Section
============================================ */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    margin-top: 7.5rem;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

/* Ajuste para pantallas más grandes (computadoras) */
@media (min-width: 992px) {
    .hero-video {
        object-position: center 65%; /* Mueve el punto focal del video mucho más hacia arriba */
        transform: scale(1.2); /* Agranda más el video para evitar bordes vacíos */
    }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 80rem;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    text-align: center;
    color: var(--white);
}

.hero-content h1 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    font-size: 5.6rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 2.4rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* ============================================
   About Section
============================================ */
.about-section {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.about-text,
.about-image {
    flex: 1 1 40rem;
}

.about-text h2 {
    margin-bottom: var(--spacing-md);
}

.about-text p {
    margin-bottom: var(--spacing-md);
}

.about-image img {
    border-radius: var(--border-radius-md);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.stats-section {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin: var(--spacing-xl) 0;
    gap: var(--spacing-md);
}

.stat-item {
    flex: 1 1 20rem;
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--light-gray);
    border-radius: var(--border-radius-md);
    transition: transform var(--transition-medium);
}

.stat-item:hover {
    transform: translateY(-10px);
}

.stat-item i {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.stat-item h3 {
    font-size: 3.6rem;
    margin-bottom: var(--spacing-xs);
    color: var(--primary-black);
}

.stat-item p {
    font-size: 1.8rem;
    color: var(--primary-gray);
}

/* ============================================
   Services Section
============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(30rem, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.service-card {
    padding: var(--spacing-md);
    background-color: var(--light-gray);
    border-radius: var(--border-radius-md);
    text-align: center;
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.service-icon {
    margin-bottom: var(--spacing-sm);
}

.service-icon i {
    font-size: 4rem;
    color: var(--primary-color);
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
}

.services-showcase {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.showcase-image,
.showcase-content {
    flex: 1 1 40rem;
}

.showcase-image img {
    border-radius: var(--border-radius-md);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.showcase-content h3 {
    margin-bottom: var(--spacing-md);
}

.service-features li {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
}

.service-features i {
    color: var(--primary-color);
    margin-right: var(--spacing-xs);
    font-size: 1.8rem;
}

.showcase-content .btn {
    margin-top: var(--spacing-md);
}

/* ============================================
   Projects Section
============================================ */
.project-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.filter-btn {
    padding: 1rem 2rem;
    background-color: var(--light-gray);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 1.6rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--primary-color);
    color: var(--white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(35rem, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.project-card {
    overflow: hidden;
    border-radius: var(--border-radius-md);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    background-color: var(--white);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.project-image {
    height: 25rem;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-info {
    padding: var(--spacing-md);
}

.project-info h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.project-info p {
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.project-category {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: var(--border-radius-sm);
    font-size: 1.4rem;
    font-weight: 600;
}

.featured-project {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    background-color: var(--light-gray);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    margin-top: var(--spacing-xl);
}

.featured-project-content,
.featured-project-images {
    flex: 1 1 40rem;
}

.featured-project-content {
    padding: var(--spacing-md);
}

.featured-project-content h3 {
    margin-bottom: var(--spacing-md);
}

.project-highlights {
    margin-top: var(--spacing-md);
}

.project-highlights li {
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
}

.project-highlights i {
    color: var(--primary-color);
    margin-right: var(--spacing-xs);
}

.featured-project-images img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================
   Nueva Ley Térmica Section
============================================ */
.thermal-law-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.thermal-law-info {
    flex: 2 1 60rem;
}

.thermal-law-image {
    flex: 1 1 30rem;
    position: relative;
}

.thermal-law-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-md);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.thermal-law-image-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(44, 62, 79, 0.8);
    color: var(--white);
    padding: var(--spacing-sm);
    border-bottom-left-radius: var(--border-radius-md);
    border-bottom-right-radius: var(--border-radius-md);
}

.thermal-law-features, 
.thermal-law-benefits {
    background-color: var(--light-gray);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin: var(--spacing-md) 0;
}

.thermal-law-features h3,
.thermal-law-benefits h3 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
}

.thermal-law-features h3 i,
.thermal-law-benefits h3 i {
    color: var(--primary-color);
    margin-right: var(--spacing-xs);
    font-size: 2.4rem;
}

.thermal-law-features ul,
.thermal-law-benefits ul {
    margin-left: var(--spacing-sm);
}

.thermal-law-features li,
.thermal-law-benefits li {
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-sm);
    position: relative;
    display: flex;
    align-items: flex-start;
}

.thermal-law-features li i,
.thermal-law-benefits li i {
    color: var(--primary-color);
    margin-right: var(--spacing-xs);
    font-size: 1.8rem;
    flex-shrink: 0;
}

.feature-list li {
    display: flex;
    margin-bottom: var(--spacing-md);
    align-items: flex-start;
}

.feature-icon {
    flex-shrink: 0;
    margin-right: var(--spacing-xs);
    width: 22px; /* Ancho fijo para el icono */
    text-align: center; /* Centrar el icono */
}

.feature-text {
    flex: 1;
}

.feature-text strong {
    display: block;
    margin-bottom: 0.5rem;
}

/* Estilos para la lista de beneficios */
.benefits-list {
    margin-top: var(--spacing-sm);
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

.benefit-item i {
    color: var(--primary-color);
    margin-right: var(--spacing-sm);
    font-size: 1.8rem;
    flex-shrink: 0;
    width: 20px;
    text-align: center;
}

.benefit-item span {
    flex: 1;
}

/* Mejora para dispositivos móviles */
@media (max-width: 768px) {
    /* Mantener el diseño horizontal para los iconos y el texto en la sección de características */
    .thermal-law-features .feature-list li {
        flex-direction: row;
        margin-bottom: var(--spacing-md);
    }
    
    .thermal-law-features .feature-icon {
        margin-right: var(--spacing-sm);
        padding-top: 2px;
    }
    
    .thermal-law-features .feature-text strong {
        display: block;
        margin-bottom: 0.5rem;
    }
    
    /* Asegurar que los beneficios mantienen el diseño horizontal en móviles */
    .benefit-item {
        display: flex;
        align-items: center;
        margin-bottom: var(--spacing-md);
    }
}

.thermal-law-cta {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    text-align: center;
    margin-top: var(--spacing-lg);
}

.thermal-law-cta h3 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.thermal-law-cta .btn {
    margin-top: var(--spacing-sm);
}

/* ============================================
   Contact Section
============================================ */
.contact-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.contact-info,
.contact-form-container {
    flex: 1 1 40rem;
}

.contact-detail {
    display: flex;
    margin-bottom: var(--spacing-md);
}

.contact-detail i {
    font-size: 2.4rem;
    color: var(--primary-color);
    margin-right: var(--spacing-md);
    margin-top: 0.5rem;
}

.contact-detail h4 {
    margin-bottom: var(--spacing-xs);
}

.contact-social {
    margin-top: var(--spacing-lg);
}

.social-icons {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xs);
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    background-color: var(--light-gray);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.social-icons a:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.social-icons i {
    font-size: 1.8rem;
}

.contact-form-container {
    background-color: var(--light-gray);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
}

.contact-form-container h3 {
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1.2rem;
    border: 1px solid var(--medium-gray);
    border-radius: var(--border-radius-sm);
    font-family: var(--body-font);
    font-size: 1.6rem;
    transition: border-color var(--transition-fast);
}

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

.contact-form .btn {
    width: 100%;
}

.map-container {
    margin-top: var(--spacing-xl);
}

.map-wrapper {
    position: relative;
    height: 40rem;
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.map-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.map-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(34, 34, 34, 0.85);
    color: var(--white);
    padding: var(--spacing-md);
    text-align: center;
}

.map-overlay p {
    margin-bottom: var(--spacing-xs);
}

/* ============================================
   Footer
============================================ */
footer {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.footer-logo img {
    height: 4.5rem;
    margin-right: var(--spacing-xs);
}

.footer-logo span {
    color: var(--white);
    font-family: var(--heading-font);
    font-size: 2.4rem;
    font-weight: 700;
}

.footer-links,
.footer-services,
.footer-contact {
    flex: 1 1 25rem;
    padding: 0 var(--spacing-sm);
}

@media (max-width: 768px) {
    .footer-links,
    .footer-services,
    .footer-contact {
        padding: var(--spacing-sm);
    }
}

footer h4 {
    color: var(--primary-yellow);
    margin-bottom: var(--spacing-md);
    font-size: 1.8rem;
}

footer ul li {
    margin-bottom: var(--spacing-xs);
}

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

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

.footer-contact p {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-xs);
}

.footer-contact i {
    margin-right: var(--spacing-xs);
    color: var(--primary-yellow);
}

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

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.6rem;
    height: 3.6rem;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background-color: var(--primary-yellow);
    color: var(--primary-black);
}

/* ============================================
   Responsive Design
============================================ */
@media (max-width: 992px) {
    html {
        font-size: 60%;
    }
    
    .hero-content h1 {
        font-size: 4.8rem;
    }
    
    .hero-content p {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 55%;
    }
    
    .section-header,
    .about-text,
    .services-grid,
    .projects-grid,
    .thermal-law-content,
    .contact-wrapper {
        padding: 0 var(--spacing-sm);
    }
    
    .desktop-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-content h1 {
        font-size: 4rem;
    }
    
    .hero-content p {
        font-size: 1.8rem;
    }
    
    .stats-section,
    .services-grid,
    .projects-grid {
        gap: var(--spacing-sm);
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .footer-links,
    .footer-services,
    .footer-contact {
        flex: 1 1 100%;
    }
}

@media (max-width: 576px) {
    html {
        font-size: 50%;
    }
    
    .hero {
        height: 80vh;
    }
    
    .hero-content h1 {
        font-size: 3.6rem;
    }
    
    .about-section,
    .services-showcase,
    .contact-wrapper,
    .featured-project {
        flex-direction: column;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}