/* ========================================
   VARIABLES Y RESET
   ======================================== */

:root {
    /* Colores Corporativos */
    --primary-color: #2d5c3f;
    --primary-dark: #1f4029;
    --primary-light: #4a8c5e;
    --secondary-color: #5f6368;
    --accent-color: #3fb54a;
    
    /* Colores Neutrales */
    --white: #ffffff;
    --black: #000000;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Colores de Estado */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transiciones */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--gray-800);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* ========================================
   UTILIDADES
   ======================================== */

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   BOTONES
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

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

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

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

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

.btn-lg {
    padding: 1.125rem 2.25rem;
    font-size: 1.125rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.btn-lg:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ========================================
   HEADER / NAVEGACIÓN
   ======================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-lg);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    gap: 2rem;
}

.nav-logo img {
    height: 45px;
    width: auto;
    max-width: 200px;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    flex: 1;
    justify-content: center;
}

.nav-link {
    color: var(--gray-700);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

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

.nav-cta {
    display: flex;
    gap: 1rem;
}

.btn-phone {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background-color: var(--accent-color);
    color: var(--white);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.95rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.btn-phone:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.nav-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--primary-color);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1f4029 0%, #2d5c3f 50%, #4a8c5e 100%);
    background-image: 
        linear-gradient(135deg, rgba(31, 64, 41, 0.95) 0%, rgba(45, 92, 63, 0.9) 100%),
        url('../images/fabrica-servas.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: 8rem 0 4rem;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--white);
    max-width: 900px;
    margin: 0 auto;
}

.hero-subtitle {
    display: block;
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    text-shadow: 2px 4px 8px rgba(0, 0, 0, 0.3);
}

.hero-description {
    font-size: 1.25rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.95);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    padding-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent-color);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.hero-scroll a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    color: var(--white);
    font-size: 1.25rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* ========================================
   SERVICIOS SECTION
   ======================================== */

.servicios {
    padding: var(--spacing-2xl) 0;
    background-color: var(--gray-50);
}

.servicios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.servicio-card {
    background-color: var(--white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.servicio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: var(--transition);
}

.servicio-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.servicio-card:hover::before {
    transform: scaleX(1);
}

.servicio-card.featured {
    grid-column: span 2;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
}

.servicio-card.featured .servicio-title,
.servicio-card.featured .servicio-description {
    color: var(--white);
}

.servicio-card.featured .servicio-features i {
    color: var(--accent-color);
}

.servicio-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    border-radius: var(--radius-lg);
    font-size: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
}

.servicio-card.featured .servicio-icon {
    background: var(--white);
    color: var(--primary-color);
}

.badge-popular {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 0.375rem 0.875rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.servicio-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.servicio-description {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.servicio-features {
    margin-bottom: 1.5rem;
}

.servicio-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: var(--gray-700);
}

.servicio-card.featured .servicio-features li {
    color: rgba(255, 255, 255, 0.95);
}

.servicio-features i {
    color: var(--accent-color);
    font-size: 1rem;
}

/* ========================================
   WHY US SECTION
   ======================================== */

.why-us {
    padding: var(--spacing-2xl) 0;
    background-color: var(--white);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.why-card {
    background-color: var(--gray-50);
    padding: 2rem;
    border-radius: var(--radius-xl);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.why-card:hover {
    background-color: var(--white);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.why-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    border-radius: 50%;
    font-size: 2.5rem;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-lg);
}

.why-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.why-card p {
    color: var(--gray-600);
    line-height: 1.7;
}

/* ========================================
   WHATSAPP FLOATING BUTTON STYLES
   ======================================== */

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-tooltip {
    position: absolute;
    right: 75px;
    background: var(--gray-900);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    white-space: nowrap;
    font-size: 0.875rem;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
}

@keyframes pulse-whatsapp {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 30px rgba(37, 211, 102, 0.7);
    }
}

/* ========================================
   INTERNATIONAL SECTION
   ======================================== */

.international-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #f8faf9 0%, var(--white) 100%);
}

.international-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
    margin-top: 3rem;
}

.international-text h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
}

.international-text p {
    font-size: 1.0625rem;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.international-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.int-feature {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border-left: 4px solid var(--primary-color);
}

.int-feature:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
}

.int-feature i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.int-feature h4 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.int-feature p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.6;
    margin: 0;
}

.international-stats {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.stat-box {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    color: var(--white);
    transition: var(--transition);
}

.stat-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.stat-icon {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    flex-shrink: 0;
}

.stat-info {
    flex: 1;
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9375rem;
    opacity: 0.95;
    font-weight: 500;
}

.international-cta {
    margin-top: 1rem;
    padding: 2rem;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    text-align: center;
}

.international-cta p {
    font-size: 1rem;
    color: var(--gray-700);
    margin-bottom: 1rem;
}

/* ========================================
   COBERTURA SECTION
   ======================================== */

.cobertura {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

.cobertura-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.cobertura-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.region-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.region-item {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.region-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateX(5px);
}

.region-item i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
}

.region-item h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.region-item p {
    color: var(--gray-600);
    line-height: 1.6;
}

.cobertura-cta {
    background-color: var(--primary-light);
    color: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
}

.cobertura-cta p {
    margin-bottom: 1rem;
}

.cobertura-map {
    position: relative;
    height: 500px;
}

.map-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: var(--shadow-xl);
}

.map-placeholder i {
    font-size: 5rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.map-placeholder p {
    font-size: 1.25rem;
    font-weight: 600;
    text-align: center;
    line-height: 1.6;
}

/* ========================================
   NOSOTROS SECTION
   ======================================== */

.nosotros {
    padding: var(--spacing-2xl) 0;
    background-color: var(--white);
}

.nosotros-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.nosotros-image {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.nosotros-image img {
    width: 100%;
    height: 600px;
    object-fit: cover;
}

.nosotros-badge {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.badge-year {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.badge-text {
    font-size: 0.875rem;
    color: var(--gray-600);
    font-weight: 600;
}

.nosotros-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.nosotros-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--gray-50);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.feature-item:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.feature-item i {
    font-size: 1.5rem;
    color: var(--accent-color);
}

.feature-item:hover i {
    color: var(--white);
}

.feature-item span {
    font-weight: 500;
}

/* ========================================
   CONTACTO SECTION
   ======================================== */

.contacto {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
}

.contacto-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

.contacto-info {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.contacto-info h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.info-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.info-item:last-of-type {
    border-bottom: none;
    padding-bottom: 0;
}

.info-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.info-content h4 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.info-content p,
.info-content a {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.info-content a:hover {
    color: var(--accent-color);
}

.contacto-emergency {
    display: flex;
    gap: 1rem;
    background-color: var(--error);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    margin-top: 2rem;
}

.contacto-emergency i {
    font-size: 2rem;
    flex-shrink: 0;
}

.contacto-emergency h4 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.contacto-emergency p {
    font-size: 0.95rem;
}

.contacto-emergency a {
    color: var(--white);
    font-weight: 700;
    text-decoration: underline;
}

.contacto-form {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(45, 92, 63, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.form-checkbox input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.form-checkbox label {
    margin-bottom: 0;
    font-weight: 400;
    font-size: 0.875rem;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    text-align: center;
    display: none;
}

.form-message.success {
    background-color: #d1fae5;
    color: var(--success);
    border: 1px solid var(--success);
    display: block;
}

.form-message.error {
    background-color: #fee2e2;
    color: var(--error);
    border: 1px solid var(--error);
    display: block;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background-color: var(--gray-900);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.25fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo {
    max-width: 200px;
    height: auto;
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--white);
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-col h4 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.footer-links li,
.footer-contact li {
    margin-bottom: 0.75rem;
}

.footer-links a,
.footer-contact a {
    color: var(--gray-400);
    transition: var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--gray-400);
}

.footer-contact i {
    color: var(--accent-color);
    margin-top: 0.25rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    color: var(--gray-400);
    font-size: 0.875rem;
}

.footer-dev {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    opacity: 0.7;
}

/* ========================================
   FLOATING ELEMENTS
   ======================================== */

.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #25d366;
    color: var(--white);
    border-radius: 50%;
    font-size: 2rem;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.7);
    }
}

.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 5.5rem;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-5px);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 1024px) {
    .nosotros-content,
    .cobertura-content,
    .contacto-wrapper {
        grid-template-columns: 1fr;
    }
    
    .servicio-card.featured {
        grid-column: span 1;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        padding: 1rem 0;
        border-bottom: 1px solid var(--gray-200);
    }
    
    .nav-cta {
        display: none;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .hero {
        padding: 6rem 0 3rem;
        min-height: 100svh;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn-lg {
        width: 100%;
    }
    
    .hero-stats {
        gap: 2rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-float {
        bottom: 1rem;
        right: 1rem;
        width: 55px;
        height: 55px;
        font-size: 1.75rem;
    }
    
    .back-to-top {
        bottom: 5rem;
        right: 1rem;
        width: 45px;
        height: 45px;
    }
    
    .cobertura-map {
        height: 350px;
    }
    
    .nosotros-image img {
        height: 400px;
    }
    
    .international-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .int-feature {
        flex-direction: column;
        text-align: center;
    }
    
    .int-feature i {
        font-size: 2.5rem;
    }
    
    .stat-box {
        padding: 1.5rem;
    }
    
    .stat-value {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .servicios-grid {
        grid-template-columns: 1fr;
    }
    
    .contacto-info,
    .contacto-form {
        padding: 1.5rem;
    }
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
    .header,
    .whatsapp-float,
    .back-to-top,
    .hero-scroll {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: 2rem 0;
    }
}