/* ===== VARIABLES GLOBALES - ALFAVIBRAR ===== */
:root {
    --color-primary: #D32F2F; /* ROJO CORPORATIVO */
    --color-primary-dark: #B71C1C;
    --color-secondary: #212121; /* NEGRO CORPORATIVO */
    --color-secondary-dark: #000000;
    --color-accent: #FF5252; /* ROJO CLARO - Acento */
    --color-cream: #F5F5F5; /* GRIS CLARO PARA FONDOS */
    --color-white: #FFFFFF;
    --color-offwhite: #FAFAFA;
    --color-light-gray: #EEEEEE;
    --color-medium-gray: #E0E0E0;
    --color-dark: #212121;
    --color-text: #424242;
    
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    --shadow-soft: 0 5px 15px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 10px 30px rgba(211, 47, 47, 0.1);
    --shadow-strong: 0 15px 40px rgba(211, 47, 47, 0.15);
    --shadow-dark: 0 10px 30px rgba(0, 0, 0, 0.15);
    
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 50px;
    
    --transition-fast: all 0.2s ease;
    --transition-normal: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    
    --container-width: 1200px;
    --container-padding: 20px;
}

/* ===== RESET Y ESTILOS BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* ===== TIPOGRAFÍA ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--color-dark);
}

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

p {
    margin-bottom: 1.5rem;
    color: var(--color-text);
}

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

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

/* ===== BOTONES ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--border-radius-xl);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-strong);
}

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

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-3px);
}

.btn-black {
    background-color: var(--color-secondary);
    color: var(--color-white);
    box-shadow: var(--shadow-medium);
}

.btn-black:hover {
    background-color: var(--color-secondary-dark);
    transform: translateY(-3px);
}

/* ===== HEADER & NAVEGACIÓN ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-medium-gray);
    padding: 1rem 0;
    transition: var(--transition-normal);
}

.header.scrolled {
    padding: 0.7rem 0;
    box-shadow: var(--shadow-soft);
    background-color: rgba(255, 255, 255, 0.98);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

/* LOGO - SOLO IMAGEN PNG */
.logo-container {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo-img {
    height: 120px;
    width: auto;
    object-fit: contain;
}

/* MENÚ DE NAVEGACIÓN - SEMÁNTICA CORREGIDA */
.nav-menu {
    display: flex;
    flex: 1;
    justify-content: center;
}

.nav-menu-list {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1;
    justify-content: center;
}

.nav-item {
    display: inline-block;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-dark);
    padding: 0.5rem 0;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    display: inline-block;
}

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

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

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

/* BOTÓN DE CONTACTO EN HEADER */
.header-contact {
    display: flex;
    align-items: center;
}

.phone-link {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: var(--color-primary);
    color: white;
    padding: 10px 20px;
    border-radius: var(--border-radius-xl);
    font-weight: 600;
    transition: var(--transition-normal);
    text-decoration: none;
    white-space: nowrap;
}

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

.phone-link i {
    font-size: 1.1rem;
}

/* BOTÓN MENÚ MÓVIL */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-dark);
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-normal);
}

.menu-toggle:hover {
    background-color: var(--color-light-gray);
}

/* ===== HERO SECTION ===== */
.hero-section {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--color-dark);
    margin-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(33, 33, 33, 0.393) 0%,
        rgba(211, 47, 47, 0.2) 100%
    );
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-title span {
    color: var(--color-white);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
}

.hero-subtitle {
    font-size: 1.4rem;
    font-weight: 400;
    margin-bottom: 2.5rem;
    max-width: 700px;
    opacity: 0.95;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.4);
    line-height: 1.5;
    color: var(--color-white);
}

/* Badge de experiencia */
.experiencia-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: rgba(0, 0, 0, 0.4);
    padding: 12px 24px;
    border-radius: var(--border-radius-xl);
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.experiencia-badge i {
    font-size: 1.5rem;
    color: var(--color-primary);
}

.experiencia-badge span {
    font-weight: 600;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.95);
}

.hero-content {
    position: relative;
    z-index: 3;
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    color: var(--color-white);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-top: 3rem;
}

/* ===== SECCIÓN NOSOTROS ===== */
.nosotros-section {
    padding: 100px 0;
    background-color: var(--color-white);
}

.nosotros-container {
    max-width: 1200px;
    margin: 0 auto;
}

.nosotros-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px;
    margin-top: 40px;
}

@media (min-width: 992px) {
    .nosotros-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.nosotros-card {
    background-color: var(--color-offwhite);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--color-medium-gray);
}

.nosotros-card h3 {
    color: var(--color-primary);
    margin-bottom: 25px;
    font-size: 1.6rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nosotros-card h3 i {
    color: var(--color-secondary);
    width: 30px;
    text-align: center;
}

/* TARJETA DE EXPERIENCIA */
.experiencia-empresa {
    background-color: white;
    border: 2px solid var(--color-primary);
}

.experiencia-info {
    background-color: white;
    padding: 25px;
    border-radius: var(--border-radius-md);
    margin-bottom: 25px;
    border: 1px solid var(--color-medium-gray);
}

.experiencia-info:last-child {
    margin-bottom: 0;
}

.experiencia-info h4 {
    color: var(--color-primary);
    margin-bottom: 15px;
    font-size: 1.2rem;
    border-bottom: 2px solid var(--color-secondary);
    padding-bottom: 8px;
}

.experiencia-info ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 15px;
}

.experiencia-info li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    border-bottom: 1px dashed var(--color-light-gray);
}

.experiencia-info li:last-child {
    border-bottom: none;
}

.experiencia-info li::before {
    content: '•';
    position: absolute;
    left: 8px;
    color: var(--color-primary);
    font-weight: bold;
    font-size: 1.2rem;
}

.experiencia-info strong {
    color: var(--color-dark);
    font-weight: 600;
    min-width: 140px;
    display: inline-block;
}

/* TARJETA DE COMPROMISO */
.compromiso-empresa {
    background-color: white;
    border: 2px solid var(--color-secondary);
}

.compromiso-info {
    background-color: white;
    padding: 25px;
    border-radius: var(--border-radius-md);
    margin-bottom: 25px;
    border: 1px solid var(--color-medium-gray);
}

.compromiso-info:last-child {
    margin-bottom: 0;
}

.compromiso-info h4 {
    color: var(--color-primary);
    margin-bottom: 15px;
    font-size: 1.2rem;
    border-bottom: 2px solid var(--color-secondary);
    padding-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.compromiso-info h4 i {
    color: var(--color-secondary);
}

.compromiso-info ul {
    list-style: none;
    padding-left: 0;
}

.compromiso-info li {
    padding: 10px 0;
    padding-left: 24px;
    position: relative;
    border-bottom: 1px dashed var(--color-light-gray);
}

.compromiso-info li:last-child {
    border-bottom: none;
}

.compromiso-info li::before {
    content: '•';
    position: absolute;
    left: 8px;
    color: var(--color-primary);
    font-weight: bold;
    font-size: 1.2rem;
}

.compromiso-info strong {
    color: var(--color-dark);
    font-weight: 600;
    min-width: 120px;
    display: inline-block;
}

/* ===== SECCIÓN SERVICIOS ===== */
.servicios-section {
    padding: 100px 0;
    background-color: var(--color-cream);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--color-primary);
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text);
    max-width: 700px;
    margin: 0 auto 4rem;
    font-size: 1.1rem;
}

/* TARJETAS DE SERVICIOS */
.servicio-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: 40px 30px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-normal);
    height: 100%;
    border: 1px solid var(--color-medium-gray);
    text-align: center;
}

.servicio-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
    border-color: var(--color-primary);
}

.servicio-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(211, 47, 47, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.servicio-icon i {
    font-size: 2rem;
    color: var(--color-primary);
}

.servicio-card h3 {
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.servicio-card h3 span {
    color: var(--color-primary);
    margin-right: 5px;
}

.servicio-features {
    list-style: none;
    margin: 20px 0 25px;
    text-align: left;
}

.servicio-features li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
}

.servicio-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

.servicio-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.servicio-cta i {
    transition: var(--transition-normal);
}

.servicio-cta:hover i {
    transform: translateX(5px);
}

/* GRID DE SERVICIOS */
.servicios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

/* SERVICIOS ADICIONALES */
.servicios-extra {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    padding-top: 30px;
    border-top: 1px solid var(--color-medium-gray);
    margin-top: 50px;
}

.extra-servicio {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
}

.extra-servicio i {
    color: var(--color-primary);
    font-size: 1.2rem;
}

/* ===== SECCIÓN MAQUINARIA ===== */
.maquinaria-section {
    padding: 100px 0;
    background-color: var(--color-white);
}

.maquinaria-container {
    max-width: 1200px;
    margin: 0 auto;
}

/* GRID DE MAQUINARIA */
.maquinaria-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.maquinaria-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-normal);
    border: 1px solid var(--color-medium-gray);
}

.maquinaria-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

.maquinaria-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.maquinaria-content {
    padding: 25px;
}

.maquinaria-category {
    display: inline-block;
    background-color: var(--color-primary);
    color: white;
    padding: 5px 15px;
    border-radius: var(--border-radius-xl);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.maquinaria-features {
    list-style: none;
    margin: 15px 0;
}

.maquinaria-features li {
    padding: 5px 0;
    padding-left: 20px;
    position: relative;
}

.maquinaria-features li::before {
    content: '•';
    position: absolute;
    left: 8px;
    color: var(--color-primary);
    font-weight: bold;
}

.maquinaria-contact-btn {
    display: block;
    width: 100%;
    text-align: center;
    margin-top: 15px;
    padding: 12px;
}

/* LISTA COMPLETA DE MAQUINARIA */
.maquinaria-lista {
    background-color: var(--color-cream);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    margin-top: 50px;
    box-shadow: var(--shadow-soft);
}

.lista-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.lista-columns ul {
    list-style: none;
}

.lista-columns li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
}

.lista-columns li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* ===== ESTILOS PARA BOTÓN DE CONSULTAR MÁS MÁQUINAS ===== */
.consultar-maquinaria-wrapper {
    margin: 60px 0 40px;
    text-align: center;
}

.consultar-maquinaria-box {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: 40px 30px;
    box-shadow: var(--shadow-medium);
    border: 2px solid var(--color-light-gray);
    position: relative;
    overflow: hidden;
}

.consultar-maquinaria-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), #25D366, var(--color-secondary));
}

.consultar-maquinaria-box h3 {
    color: var(--color-primary);
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.consultar-maquinaria-box > p {
    color: var(--color-text);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 30px;
    line-height: 1.6;
}

/* Columnas de máquinas disponibles */
.maquinas-disponibles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 30px 0;
    text-align: left;
}

.maquinas-columna {
    background: var(--color-cream);
    padding: 20px;
    border-radius: var(--border-radius-md);
    border-left: 4px solid var(--color-primary);
}

.maquinas-columna h4 {
    color: var(--color-primary);
    font-size: 1.1rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.maquinas-columna h4 i {
    color: var(--color-secondary);
}

.maquinas-columna p {
    color: var(--color-text);
    font-size: 0.95rem;
    margin-bottom: 0;
    line-height: 1.5;
}

/* Botón WhatsApp especial para consultar */
.btn-whatsapp-consultar {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
    font-size: 1.2rem;
    font-weight: 700;
    padding: 20px 40px;
    border-radius: var(--border-radius-xl);
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    border: none;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.3);
    text-decoration: none;
    margin-top: 20px;
    position: relative;
    overflow: hidden;
}

.btn-whatsapp-consultar::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
}

.btn-whatsapp-consultar:hover::before {
    left: 100%;
}

.btn-whatsapp-consultar:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(37, 211, 102, 0.4);
    background: linear-gradient(135deg, #128C7E 0%, #25D366 100%);
}

.btn-whatsapp-consultar i {
    font-size: 2rem;
    margin-bottom: 5px;
}

.btn-whatsapp-consultar span {
    font-size: 1.2rem;
    font-weight: 700;
}

.btn-whatsapp-consultar small {
    font-size: 0.9rem;
    font-weight: 400;
    opacity: 0.9;
    margin-top: -5px;
}

/* Información adicional */
.consultar-info {
    margin-top: 25px;
    font-size: 0.95rem;
    color: var(--color-text);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.consultar-info i {
    color: var(--color-primary);
}

/* Efecto de pulso para el botón */
@keyframes pulse-whatsapp {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

.btn-whatsapp-consultar {
    animation: pulse-whatsapp 2s infinite;
}

/* Responsive */
@media (max-width: 768px) {
    .consultar-maquinaria-box {
        padding: 30px 20px;
    }
    
    .consultar-maquinaria-box h3 {
        font-size: 1.5rem;
    }
    
    .maquinas-disponibles {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .btn-whatsapp-consultar {
        font-size: 1rem;
        padding: 18px 30px;
        width: 100%;
    }
    
    .btn-whatsapp-consultar span {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .consultar-maquinaria-box {
        padding: 25px 15px;
    }
    
    .btn-whatsapp-consultar {
        padding: 16px 20px;
    }
    
    .btn-whatsapp-consultar span {
        font-size: 1rem;
    }
}

/* ===== SECCIÓN DEL MAPA ===== */
.mapa-section {
    padding: 80px 0;
    background-color: var(--color-cream);
}

.mapa-container {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.mapa-wrapper {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    margin-top: 40px;
    border: 2px solid var(--color-medium-gray);
}

.mapa-iframe {
    width: 100%;
    height: 450px;
    border: 0;
    display: block;
}

/* ===== SECCIÓN DE CONTACTO ===== */
.contacto-section {
    padding: 100px 0;
    background-color: var(--color-white);
}

.contacto-container {
    max-width: 1000px;
    margin: 0 auto;
}

.contacto-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

@media (min-width: 992px) {
    .contacto-grid {
        grid-template-columns: 1fr 1fr;
        gap: 0;
    }
}

.contacto-info {
    padding: 40px 30px;
    background-color: var(--color-secondary);
    color: var(--color-white);
}

@media (max-width: 768px) {
    .contacto-info {
        padding: 30px 20px;
    }
}

.contacto-info h3 {
    color: var(--color-white);
    margin-bottom: 20px;
}

.contacto-metodos {
    list-style: none;
    margin: 30px 0;
}

.contacto-metodos li {
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.contacto-metodos li:last-child {
    border-bottom: none;
}

.contacto-metodos i {
    color: var(--color-primary);
    font-size: 1.2rem;
    width: 25px;
    flex-shrink: 0;
    margin-top: 3px;
}

.contacto-metodos div {
    flex: 1;
    word-break: break-word;
}

.contacto-metodos strong {
    display: block;
    margin-bottom: 5px;
}

.contacto-metodos a {
    color: var(--color-white);
    text-decoration: none;
    transition: var(--transition-normal);
}

.contacto-metodos a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.contacto-form-wrapper {
    padding: 40px 30px;
}

@media (max-width: 768px) {
    .contacto-form-wrapper {
        padding: 30px 20px;
    }
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-dark);
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--color-medium-gray);
    border-radius: var(--border-radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-normal);
    background-color: var(--color-offwhite);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.1);
    background-color: var(--color-white);
}

.btn-enviar {
    width: 100%;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 18px;
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-enviar:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--color-secondary);
    color: rgba(255, 255, 255, 0.9);
    padding: 70px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo img {
    height: 140px;
    width: auto;
    margin-bottom: 20px;
}

.footer-col h4 {
    color: var(--color-white);
    margin-bottom: 25px;
    font-size: 1.2rem;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--color-primary);
}

/* Descripción */
.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 0;
}

.footer-description strong {
    color: var(--color-primary);
    font-weight: 600;
}

/* Enlaces de servicios */
.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-normal);
    text-decoration: none;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--color-primary);
    transform: translateX(5px);
}

/* Información de contacto */
.footer-contact {
    margin-bottom: 20px;
}

.footer-contact p {
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.4;
    word-break: break-word;
}

.footer-contact i {
    color: var(--color-primary);
    width: 20px;
    text-align: center;
    flex-shrink: 0;
    margin-top: 3px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: var(--transition-normal);
    word-break: break-all;
}

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

/* Botones en footer - COLUMNA 4 */
.footer-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 10px;
}

.footer-btn {
    display: block;
    width: 100%;
    text-align: center;
    padding: 12px;
    background-color: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    border-radius: var(--border-radius-md);
    font-weight: 600;
    transition: var(--transition-normal);
    text-decoration: none;
}

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

/* Copyright y enlaces inferiores */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-top: 30px;
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
}

.footer-bottom p {
    margin-bottom: 15px;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
}

.footer-bottom-links {
    font-size: 0.9rem;
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin: 0 10px;
    transition: var(--transition-normal);
}

.footer-bottom-links a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

/* ===== BOTÓN FLOTANTE WHATSAPP SIMPLIFICADO ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    text-align: center;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid white;
    z-index: 10000; /* CORREGIDO: Aumentado de 1000 a 10000 */
    font-size: 32px;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #128C7E;
    box-shadow: 0 15px 40px rgba(37, 211, 102, 0.4);
}

/* Efecto de pulso */
@keyframes pulse-whatsapp {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

.whatsapp-float {
    animation: pulse-whatsapp 2s infinite;
}

/* Responsive */
@media (max-width: 768px) {
    .whatsapp-float {
        width: 55px;
        height: 55px;
        bottom: 20px;
        right: 20px;
        font-size: 28px;
        z-index: 10000; /* CORREGIDO: Mantener z-index alto */
    }
}

@media (max-width: 480px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 15px;
        right: 15px;
        font-size: 26px;
        z-index: 10000; /* CORREGIDO: Mantener z-index alto */
    }
}

/* ===== ESTILOS PARA COMPLEMENTAR JAVASCRIPT ===== */

/* Estilos para validación de formularios */
.form-control.invalid {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.form-control.error {
    border-color: #ffc107;
    box-shadow: 0 0 0 0.2rem rgba(255, 193, 7, 0.25);
}

/* Clase para dispositivos móviles */
.mobile-device .hero-title {
    font-size: 2.2rem !important;
}

.mobile-device .hero-subtitle {
    font-size: 1.1rem !important;
}

/* Animaciones para elementos */
.servicio-card.animated,
.maquinaria-card.animated,
.nosotros-card.animated {
    animation: fadeInUp 0.6s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Botón Volver Arriba */
.back-to-top {
    transition: all 0.3s ease !important;
}

.back-to-top:hover {
    background-color: var(--color-primary-dark) !important;
    transform: translateY(-3px) !important;
}

/* Estilos para conexión lenta */
.slow-connection .hero-background img,
.slow-connection .maquinaria-img {
    filter: blur(0) !important;
}

.slow-connection .servicio-card:hover,
.slow-connection .maquinaria-card:hover {
    transform: none !important;
}

/* Estilos de accesibilidad */
:focus {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
}

/* Mejoras para navegación por teclado */
.nav-link:focus,
.btn:focus,
.form-control:focus,
.menu-toggle:focus {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
}

/* Clase para animación de carga */
.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--color-light-gray);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Mejoras para alta visibilidad */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Contraste alto */
@media (prefers-contrast: high) {
    :root {
        --color-primary: #B71C1C;
        --color-secondary: #000000;
        --color-text: #000000;
    }
}

/* Modo oscuro (opcional) */
@media (prefers-color-scheme: dark) {
    :root {
        --color-cream: #121212;
        --color-white: #1E1E1E;
        --color-offwhite: #242424;
        --color-light-gray: #2D2D2D;
        --color-medium-gray: #3D3D3D;
        --color-dark: #FFFFFF;
        --color-text: #E0E0E0;
    }
    
    .header {
        background-color: rgba(30, 30, 30, 0.98);
    }
    
    .servicio-card,
    .maquinaria-card,
    .nosotros-card {
        background-color: var(--color-white);
    }
    
    .contacto-info {
        background-color: #000000;
    }
}

/* Impresión */
@media print {
    .header,
    .hero-buttons,
    .whatsapp-float,
    .back-to-top,
    .footer-bottom-links {
        display: none !important;
    }
    
    body {
        color: #000 !important;
        background: #fff !important;
    }
    
    .container {
        max-width: 100% !important;
        padding: 0 !important;
    }
    
    a {
        color: #000 !important;
        text-decoration: underline !important;
    }
    
    .hero-section {
        margin-top: 0 !important;
        min-height: auto !important;
    }
    
    .hero-background,
    .hero-overlay {
        display: none !important;
    }
    
    .hero-title,
    .hero-subtitle {
        color: #000 !important;
        text-shadow: none !important;
    }
}

/* ===== MEJORAS ADICIONALES RESPONSIVE ===== */

/* Mejoras para tablets en modo vertical */
@media (min-width: 768px) and (max-width: 992px) and (orientation: portrait) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .servicios-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .maquinaria-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mejoras para tablets en modo horizontal */
@media (min-width: 992px) and (max-width: 1200px) and (orientation: landscape) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.3rem;
        max-width: 600px;
    }
}

/* Ajustes específicos para iPhone SE y dispositivos muy pequeños */
@media (max-width: 375px) {
    .hero-title {
        font-size: 1.7rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .section-title {
        font-size: 1.4rem;
    }
    
    .section-subtitle {
        font-size: 0.9rem;
    }
    
    .btn {
        font-size: 0.85rem;
        padding: 10px 18px;
    }
}

/* Mejoras para dispositivos con notch (iPhone X, etc.) */
@supports (padding: max(0px)) {
    .header,
    .hero-section,
    .container {
        padding-left: max(12px, env(safe-area-inset-left));
        padding-right: max(12px, env(safe-area-inset-right));
    }
    
    .header {
        padding-top: max(0.6rem, env(safe-area-inset-top));
    }
    
    .whatsapp-float {
        bottom: max(15px, env(safe-area-inset-bottom) + 15px);
        right: max(15px, env(safe-area-inset-right) + 15px);
    }
    
    .back-to-top {
        bottom: max(65px, env(safe-area-inset-bottom) + 65px);
        right: max(15px, env(safe-area-inset-right) + 15px);
    }
}

/* Mejoras para dispositivos con pantalla plegable */
@media (spanning: single-fold-vertical) {
    .container {
        max-width: calc(var(--container-width) + 200px);
    }
    
    .hero-title {
        font-size: 3.2rem;
    }
}

/* Mejoras para pantallas de alta densidad (Retina) */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo-img,
    .footer-logo img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Mejoras para modo de ahorro de datos */
@media (prefers-reduced-data: reduce) {
    .hero-background img,
    .maquinaria-img {
        display: none;
    }
    
    .hero-section {
        background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    }
    
    .hero-background {
        display: none;
    }
}

/* Mejoras para transiciones suaves en desplazamiento */
@media (prefers-reduced-motion: no-preference) {
    .servicio-card,
    .maquinaria-card,
    .nosotros-card {
        transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    }
    
    .nav-link::after {
        transition: width 0.3s ease;
    }
}

/* Ajustes para zoom del navegador */
@media (max-zoom: 1.5) {
    .nav-link,
    .btn,
    .form-control,
    .footer-btn {
        font-size: 16px !important; /* Previene el zoom automático en iOS */
    }
}

/* Contraste alto en móviles */
@media (prefers-contrast: high) and (max-width: 768px) {
    :root {
        --color-primary: #B71C1C;
        --color-secondary: #000000;
        --color-text: #000000;
    }
    
    .header {
        border-bottom: 3px solid var(--color-primary);
    }
    
    .nav-link::after {
        height: 3px;
    }
    
    .section-title::after {
        height: 4px;
    }
}

/* Modo oscuro específico para móviles */
@media (prefers-color-scheme: dark) and (max-width: 768px) {
    :root {
        --color-cream: #121212;
        --color-white: #1E1E1E;
        --color-offwhite: #242424;
        --color-light-gray: #2D2D2D;
        --color-medium-gray: #3D3D3D;
        --color-dark: #FFFFFF;
        --color-text: #E0E0E0;
    }
    
    .servicio-card,
    .maquinaria-card,
    .nosotros-card {
        background-color: var(--color-white);
        border-color: var(--color-medium-gray);
    }
    
    .form-control {
        background-color: var(--color-offwhite);
        color: var(--color-text);
        border-color: var(--color-medium-gray);
    }
    
    .form-control:focus {
        background-color: var(--color-white);
    }
    
    .contacto-info {
        background-color: #000000;
    }
}