/*
=============================================
  N.A. CONSTRUCTORES - STYLES.CSS OPTIMIZADO
  Versión: 2.0 - Optimizado y Limpio
  Proyecto: Sitio Web Corporativo
  Fecha: Julio 2024
=============================================
*/

/* ===== VARIABLES CSS ===== */
:root {
    /* Colores de marca */
    --color-amarillo: #E4AC23;
    --color-amarillo-light: #F4C542;
    --color-amarillo-dark: #C8941F;
    --color-negro: #000000;
    --color-blanco: #FFFFFF;
    --color-gris: #2C2C2C;
    --color-azul: #1B365D;

    /* Colores funcionales */
    --color-texto: #2C2C2C;
    --color-texto-light: #666666;
    --color-background: #FFFFFF;
    --color-background-dark: #000000;
    --color-background-section: #F8F9FA;
    --color-border: #E5E7EB;

    /* Gradientes */
    --gradient-amarillo: linear-gradient(135deg, var(--color-amarillo) 0%, var(--color-amarillo-light) 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.4) 100%);

    /* Tipografía */
    --font-family-primary: 'Montserrat', system-ui, sans-serif;
    --font-family-secondary: 'Roboto', system-ui, sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-black: 800;

    /* Tamaños de fuente */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 0.75rem;
    --spacing-lg: 1rem;
    --spacing-xl: 1.5rem;
    --spacing-2xl: 2rem;
    --spacing-3xl: 3rem;
    --spacing-4xl: 4rem;
    --spacing-5xl: 6rem;

    /* Contenedores */
    --container-max-width: 1280px;
    --header-height: 5.5rem;

    /* Bordes y sombras */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    --border-radius-full: 9999px;

    --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);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-amarillo: 0 10px 30px rgba(228, 172, 35, 0.3);

    /* Transiciones */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-all: all 0.3s ease-in-out;

    /* Z-index */
    --z-fixed: 30;
    --z-modal: 50;
    --z-tooltip: 70;
}

/* ===== FUENTES ===== */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800&family=Roboto:wght@300;400;500;700&display=swap');

/* ===== RESET BASE ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-texto);
    background: var(--color-background);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ===== TIPOGRAFÍA ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-primary);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--color-negro);
    margin-bottom: var(--spacing-lg);
}

h1 { font-size: var(--font-size-5xl); font-weight: var(--font-weight-black); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }

p {
    font-family: var(--font-family-secondary);
    margin-bottom: var(--spacing-lg);
}

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

a:hover { color: var(--color-amarillo); }

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

/* ===== UTILIDADES ===== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: var(--spacing-5xl) 0;
}

.section-dark {
    background: var(--color-background-dark);
    color: var(--color-blanco);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-5xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: var(--font-size-4xl);
    color: var(--color-amarillo);
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--gradient-amarillo);
    margin: var(--spacing-xl) auto 0;
    border-radius: var(--border-radius-full);
}

.section-subtitle {
    font-family: var(--font-family-secondary);
    font-size: var(--font-size-lg);
    color: var(--color-texto-light);
    max-width: 600px;
    margin: 0 auto;
}

.section-dark .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

/* ===== BOTONES ===== */
.btn {
    font-family: var(--font-family-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 2px solid transparent;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: var(--transition-all);
    min-height: 48px;
    position: relative;
    overflow: hidden;
}

.btn::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 ease;
}

.btn:hover::before { left: 100%; }

.btn-primary {
    background: var(--gradient-amarillo);
    color: var(--color-negro);
    border-color: var(--color-amarillo);
}

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

.btn-secondary {
    background: transparent;
    color: var(--color-amarillo);
    border-color: var(--color-amarillo);
}

.btn-secondary:hover {
    background: var(--gradient-amarillo);
    color: var(--color-negro);
    transform: translateY(-2px);
}

.btn-dark {
    background: var(--color-negro);
    color: var(--color-blanco);
}

.btn-dark:hover {
    background: var(--color-gris);
    transform: translateY(-2px);
}

.btn-lg {
    padding: var(--spacing-xl) var(--spacing-3xl);
    font-size: var(--font-size-lg);
    min-height: 56px;
}

.btn-full { width: 100%; }

/* ===== HEADER Y NAVEGACIÓN ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    z-index: var(--z-fixed);
    transition: var(--transition-all);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.12);
}

.nav {
    height: 100%;
    display: flex;
    align-items: center;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 100%;
    padding: 0 3rem;
    max-width: 1400px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    z-index: var(--z-modal);
    padding: var(--spacing-md) 0;
    transition: var(--transition-all);
}

.logo-img {
    height: 64px;
    width: auto;
    transition: var(--transition-all);
}

.logo-img:hover { transform: scale(1.08); }

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-amarillo);
}

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

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-3xl);
}

.nav-link {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-texto);
    padding: var(--spacing-lg) var(--spacing-md);
    position: relative;
    transition: var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-amarillo);
    transition: var(--transition-normal);
    border-radius: var(--border-radius-full);
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    width: 30px;
    height: 30px;
    cursor: pointer;
    z-index: var(--z-modal);
}

.bar {
    width: 100%;
    height: 3px;
    background: var(--color-negro);
    margin: 3px 0;
    transition: var(--transition-normal);
    border-radius: var(--border-radius-full);
}

.nav-toggle.active .bar:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
.nav-toggle.active .bar:nth-child(2) { opacity: 0; }
.nav-toggle.active .bar:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-background) 0%, var(--color-background-section) 100%);
    padding-bottom: var(--spacing-2xl); /* AGREGAR esto */
    position: relative;
    overflow: hidden;
}



.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(228, 172, 35, 0.05) 0%, transparent 70%);
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-5xl);
    align-items: center;
    min-height: calc(100vh - var(--header-height));
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 3rem;
}

.hero-title {
    font-size: var(--font-size-6xl);
    font-weight: var(--font-weight-black);
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.hero-title::after {
    content: '';
    display: block;
    width: 100px;
    height: 5px;
    background: var(--gradient-amarillo);
    margin-top: var(--spacing-xl);
    border-radius: var(--border-radius-full);
    animation: expandWidth 1s ease-out 0.5s both;
}

.hero-subtitle {
    font-family: var(--font-family-secondary);
    font-size: var(--font-size-xl);
    color: var(--color-texto-light);
    margin-bottom: var(--spacing-3xl);
    max-width: 90%;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-placeholder {
    width: 100%;
    height: 450px;
    background: var(--gradient-amarillo);
    border-radius: var(--border-radius-2xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--color-negro);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    box-shadow: var(--shadow-2xl);
}

/* ===== CARACTERÍSTICAS ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-4xl);
}

.feature-card {
    background: var(--color-background);
    padding: var(--spacing-3xl) var(--spacing-2xl);
    border-radius: var(--border-radius-2xl);
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-all);
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-amarillo);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

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

.icon-placeholder {
    width: 88px;
    height: 88px;
    background: var(--gradient-amarillo);
    border-radius: var(--border-radius-full);
    margin: 0 auto var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    color: var(--color-negro);
    box-shadow: var(--shadow-amarillo);
    transition: var(--transition-all);
}

.feature-card:hover .icon-placeholder {
    transform: scale(1.1) rotate(5deg);
}

.feature-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-lg);
}

.feature-description {
    font-family: var(--font-family-secondary);
    color: var(--color-texto-light);
}

/* ===== CONTADOR REGRESIVO ===== */
.countdown-section {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.5) 100%),
    url('assets/Fondo.png') center center;
    background-size: cover;
    background-attachment: fixed;
    background-repeat: no-repeat;
    color: var(--color-blanco);
    padding: calc(var(--header-height) + 3rem) 2rem var(--spacing-5xl) 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}


.countdown-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
    rgba(228, 172, 35, 0.3) 0%,
    rgba(0, 0, 0, 0.6) 50%,
    rgba(228, 172, 35, 0.2) 100%);
    z-index: 1;
}

.countdown-content {
    position: relative;
    z-index: 2;
}

.countdown-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-black);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.8);
    color: #FFFFFF;
}

.countdown-subtitle {
    font-family: var(--font-family-secondary);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-3xl);
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}

.countdown-timer {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
    max-width: 600px;
    margin: 0 auto;
}

.time-unit {
    background: rgba(228, 172, 35, 0.9);
    padding: var(--spacing-2xl) var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    min-width: 130px;
    backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-all);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.time-unit:hover {
    transform: scale(1.05);
    background: rgba(228, 172, 35, 1);
    box-shadow: 0 12px 40px rgba(228, 172, 35, 0.4);
}

.time-number {
    display: block;
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-black);
    line-height: 1;
    color: var(--color-negro);
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.3);
}

.time-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: var(--spacing-sm);
    color: rgba(0, 0, 0, 0.8);
}

.countdown-section .btn-dark {
    background: rgba(0, 0, 0, 0.8);
    color: var(--color-amarillo);
    border: 2px solid var(--color-amarillo);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.countdown-section .btn-dark:hover {
    background: var(--color-amarillo);
    color: var(--color-negro);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(228, 172, 35, 0.4);
}

/* ===== PROYECTOS ===== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--spacing-3xl);
}

.project-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-2xl);
    overflow: hidden;
    transition: var(--transition-all);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.project-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-2xl);
}

.project-image {
    height: 280px;
    overflow: hidden;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-amarillo);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--color-negro);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    transition: var(--transition-all);
}

.project-card:hover .project-placeholder {
    transform: scale(1.05);
}

.project-content {
    padding: var(--spacing-3xl) var(--spacing-2xl);
}

.project-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-black);
    color: var(--color-amarillo);
    margin-bottom: var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.project-description {
    font-family: var(--font-family-secondary);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xl);
}

.project-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.project-price {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-amarillo);
}

.project-status {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
    background: rgba(228, 172, 35, 0.2);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===== SERVICIOS ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
}

.service-item {
    padding: var(--spacing-3xl) var(--spacing-2xl);
    background: var(--color-background);
    border-radius: var(--border-radius-xl);
    border-left: 5px solid var(--color-amarillo);
    box-shadow: var(--shadow-md);
    transition: var(--transition-all);
}

.service-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-xl);
}

.service-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-lg);
}

.service-description {
    font-family: var(--font-family-secondary);
    color: var(--color-texto-light);
}

/* ===== CONTACTO ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-5xl);
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.contact-item {
    padding: var(--spacing-2xl);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-all);
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.contact-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-amarillo);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.contact-text {
    font-family: var(--font-family-secondary);
    color: rgba(255, 255, 255, 0.9);
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-3xl);
    border-radius: var(--border-radius-2xl);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-xl);
}

.form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.form-input {
    font-family: var(--font-family-secondary);
    padding: var(--spacing-lg) var(--spacing-xl);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-negro);
    transition: var(--transition-all);
    backdrop-filter: blur(10px);
}

.form-input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-amarillo);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 4px rgba(228, 172, 35, 0.2);
}

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

/* ===== FOOTER ===== */
.footer {
    background: var(--color-background-dark);
    color: var(--color-blanco);
    padding: var(--spacing-4xl) 0 var(--spacing-2xl);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-amarillo);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
    gap: var(--spacing-xl);
}

.footer-text {
    font-family: var(--font-family-secondary);
    color: rgba(255, 255, 255, 0.8);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-xl);
    text-align: center;
}

.footer-copy {
    font-family: var(--font-family-secondary);
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-sm);
}

.footer .logo-img {
    height: 70px;
    filter: brightness(0) invert(1);
}

/* ===== ELEMENTOS FLOTANTES ===== */
.whatsapp-float {
    position: fixed;
    bottom: var(--spacing-2xl);
    right: var(--spacing-2xl);
    z-index: var(--z-tooltip);
    transition: var(--transition-all);
}

.whatsapp-float.show {
    animation: bounceIn 0.6s ease-out;
}

.whatsapp-icon {
    width: 64px;
    height: 64px;
    background: #25D366;
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: var(--color-blanco);
    box-shadow: var(--shadow-xl);
    cursor: pointer;
    transition: var(--transition-all);
}

.whatsapp-icon:hover {
    transform: scale(1.1);
    box-shadow: 0 20px 40px rgba(37, 211, 102, 0.4);
}

.scroll-top {
    position: fixed;
    bottom: calc(var(--spacing-2xl) + 80px);
    right: var(--spacing-2xl);
    width: 48px;
    height: 48px;
    background: var(--gradient-amarillo);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    color: var(--color-negro);
    cursor: pointer;
    transition: var(--transition-all);
    z-index: var(--z-tooltip);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-amarillo);
}

/* ===== ANIMACIONES ===== */
@keyframes expandWidth {
    from { width: 0; }
    to { width: 100px; }
}

@keyframes bounceIn {
    0% { opacity: 0; transform: scale(0.3); }
    50% { opacity: 1; transform: scale(1.05); }
    70% { transform: scale(0.9); }
    100% { opacity: 1; transform: scale(1); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* ===== LOADING SCREEN ===== */
/*
REEMPLAZAR TODO EL CSS DE LOADING SCREEN EN TU ARCHIVO styles.css
BUSCA LA SECCIÓN "===== LOADING SCREEN ===== Y REEMPLÁZALA CON ESTE CÓDIGO ÚNICO
*/

/* ===== LOADING SCREEN (VERSIÓN ÚNICA Y FINAL) ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, #E4AC23 0%, #F4C542 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 3rem;
    animation: fadeInScale 1.5s ease-out infinite alternate;
}

.loading-logo img {
    width: 100px;
    height: auto;
    filter: brightness(0) invert(1); /* Logo blanco */
    object-fit: contain;
}

.loading-text {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.1rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    text-align: center;
    letter-spacing: 0.5px;
}

.loading-progress {
    width: 280px;
    height: 2px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 1px;
    overflow: hidden;
}

.loading-bar {
    width: 0%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 1px;
    transition: width 0.4s ease;
}

/* Animaciones */
@keyframes fadeInScale {
    0% { opacity: 0.8; transform: scale(0.98); }
    100% { opacity: 1; transform: scale(1.02); }
}

/* Responsive loading */
@media screen and (max-width: 768px) {
    .loading-logo img { width: 80px; }
    .loading-text { font-size: 1rem; padding: 0 2rem; }
    .loading-progress { width: 240px; }
}

@media screen and (max-width: 480px) {
    .loading-logo img { width: 70px; }
    .loading-text { font-size: 0.9rem; }
    .loading-progress { width: 200px; }
}

@keyframes fadeInScale {
    0% { opacity: 0.8; transform: scale(0.98); }
    100% { opacity: 1; transform: scale(1.02); }
}

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

/* Desktop mediano */
@media screen and (min-width: 992px) and (max-width: 1199px) {
    :root { --header-height: 5rem; }
    .nav-container { padding: 0 2.5rem; }
    .container { padding: 0 2.5rem; }
    .logo-img { height: 58px; }
    .logo-text { font-size: var(--font-size-lg); }
}

/* Tablet */
@media screen and (min-width: 769px) and (max-width: 991px) {
    .nav-container { padding: 0 2rem; }
    .container { padding: 0 2rem; }
    .logo-img { height: 52px; }
    .hero-container { grid-template-columns: 1fr; text-align: center; }
    .contact-grid { grid-template-columns: 1fr; }
}

/* Mobile */
@media screen and (max-width: 768px) {
    :root {
        --header-height: 4.5rem;
        --font-size-6xl: 2rem;
        --font-size-5xl: 1.875rem;
        --font-size-4xl: 1.75rem;
        --spacing-5xl: 3rem;
        --spacing-4xl: 2.5rem;
    }

    .nav-container { padding: 0 1.5rem; }
    .container { padding: 0 1.5rem; }

    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        transition: left var(--transition-normal);
        padding: var(--spacing-2xl);
        z-index: var(--z-modal);
    }

    .nav-menu.show-menu { left: 0; }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xl);
        padding-top: var(--spacing-2xl);
    }

    .nav-link {
        font-size: var(--font-size-lg);
        padding: var(--spacing-lg) 0;
        width: 100%;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-toggle {
        display: flex;
        padding: var(--spacing-xs);
    }

    .bar {
        width: 22px;
        height: 2.5px;
        margin: 2.5px 0;
    }

    .logo-img { height: 42px; }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 0 1.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-lg);
    }

    .btn {
        width: 100%;
        max-width: 320px;
    }

    .countdown-section {
        background-attachment: scroll;
        padding: calc(var(--header-height) + 2rem) 1.5rem var(--spacing-4xl) 1.5rem;
    }

    .countdown-timer { gap: var(--spacing-xl); }

    .time-unit {
        min-width: 110px;
        padding: var(--spacing-xl);
    }

    .time-number { font-size: var(--font-size-4xl); }

    .countdown-title {
        font-size: var(--font-size-3xl);
        background: rgba(0, 0, 0, 0.3);
        padding: var(--spacing-lg);
        border-radius: var(--border-radius-lg);
        margin: 0 1rem var(--spacing-lg) 1rem;
    }

    .features-grid { grid-template-columns: 1fr; }
    .projects-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }

    .whatsapp-float { bottom: var(--spacing-xl); right: var(--spacing-xl); }
    .whatsapp-icon { width: 56px; height: 56px; }
}

/* Mobile pequeño */
@media screen and (max-width: 480px) {
    .nav-container { padding: 0 1rem; }
    .container { padding: 0 1rem; }
    .hero-container { padding: 0 1rem; }
    .countdown-section { padding: calc(var(--header-height) + 1.5rem) 1rem var(--spacing-3xl) 1rem; }

    .logo-img { height: 38px; }
    .time-unit { min-width: 90px; padding: var(--spacing-lg) var(--spacing-md); }
    .time-number { font-size: var(--font-size-3xl); }

    .loading-logo img { width: 80px; }
    .loading-progress { width: 240px; }
}

/* ===== UTILITIES ===== */
.text-amarillo { color: var(--color-amarillo); }
.scroll-animate { opacity: 0; transform: translateY(50px); transition: all 0.8s ease; }
.scroll-animate.animate { opacity: 1; transform: translateY(0); }
.scroll-animate-left { opacity: 0; transform: translateX(-50px); transition: all 0.8s ease; }
.scroll-animate-left.animate { opacity: 1; transform: translateX(0); }
.scroll-animate-right { opacity: 0; transform: translateX(50px); transition: all 0.8s ease; }
.scroll-animate-right.animate { opacity: 1; transform: translateX(0); }
.scroll-animate-scale { opacity: 0; transform: scale(0.8); transition: all 0.8s ease; }
.scroll-animate-scale.animate { opacity: 1; transform: scale(1); }

/* Stagger delays */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }


/* ===== MAPA INTERACTIVO ===== */
.map-interactive-container {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: var(--spacing-3xl);
    min-height: 600px;
}

/* Sidebar de ubicaciones */
.locations-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.location-item {
    background: var(--color-background);
    border: 2px solid var(--color-border-light);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    cursor: pointer;
    transition: var(--transition-all);
    position: relative;
    overflow: hidden;
}

.location-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-amarillo);
    transform: scaleY(0);
    transition: var(--transition-normal);
}

.location-item:hover,
.location-item.active {
    border-color: var(--color-amarillo);
    box-shadow: var(--shadow-lg);
    transform: translateX(8px);
}

.location-item:hover::before,
.location-item.active::before {
    transform: scaleY(1);
}

.location-icon {
    width: 60px;
    height: 60px;
    background: var(--color-background-section);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--color-texto-light);
    transition: var(--transition-all);
    flex-shrink: 0;
}

.location-item.active .location-icon,
.location-item:hover .location-icon {
    background: var(--gradient-amarillo);
    color: var(--color-negro);
    transform: scale(1.1);
}

.location-info {
    flex: 1;
}

.location-name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-negro);
    margin-bottom: var(--spacing-xs);
}

.location-address {
    font-family: var(--font-family-secondary);
    color: var(--color-texto-light);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-normal);
    margin-bottom: var(--spacing-xs);
}

.location-status {
    font-family: var(--font-family-secondary);
    color: var(--color-texto-lighter);
    font-size: var(--font-size-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.location-status i {
    color: var(--color-amarillo);
}

.location-arrow {
    font-size: var(--font-size-lg);
    color: var(--color-texto-lighter);
    transition: var(--transition-all);
}

.location-item:hover .location-arrow,
.location-item.active .location-arrow {
    color: var(--color-amarillo);
    transform: translateX(4px);
}

/* Mapa principal */
.map-main {
    position: relative;
}

.map-wrapper {
    height: 600px;
    border-radius: var(--border-radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
    position: relative;
}

.google-map {
    width: 100%;
    height: 100%;
    border: none;
    transition: opacity var(--transition-slow);
}

.map-overlay {
    position: absolute;
    top: var(--spacing-xl);
    left: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(15px);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    border: 2px solid var(--color-amarillo);
    min-width: 280px;
    max-width: 320px;
}

.location-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--gradient-amarillo);
    color: var(--color-negro);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.current-location h4 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-negro);
    margin-bottom: var(--spacing-xs);
}

.current-location p {
    font-family: var(--font-family-secondary);
    color: var(--color-texto-light);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-normal);
}

/* Loading state para mapa */
.map-loading {
    opacity: 0.7;
    pointer-events: none;
}

.map-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 4px solid var(--color-border);
    border-top-color: var(--color-amarillo);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Responsive */
@media screen and (max-width: 1024px) {
    .map-interactive-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .locations-sidebar {
        order: 2;
        flex-direction: row;
        overflow-x: auto;
        padding-bottom: var(--spacing-sm);
    }

    .location-item {
        min-width: 300px;
        flex-shrink: 0;
    }

    .map-main {
        order: 1;
    }
}

@media screen and (max-width: 768px) {
    .map-wrapper {
        height: 400px;
    }

    .location-item {
        min-width: 280px;
        padding: var(--spacing-lg);
        transform: none;
    }

    .location-item:hover {
        transform: translateY(-2px);
    }

    .map-overlay {
        position: relative;
        top: auto;
        left: auto;
        margin: var(--spacing-lg);
        min-width: auto;
    }
}

@media screen and (max-width: 480px) {
    .locations-sidebar {
        flex-direction: column;
    }

    .location-item {
        min-width: auto;
    }

    .location-icon {
        width: 50px;
        height: 50px;
        font-size: var(--font-size-lg);
    }
}

/* Espaciado específico entre contador y siguiente sección */
.countdown-section + .section {
    padding-top: var(--spacing-2xl); /* Menos espacio después del contador */
}

/* ===== PROJECT GALLERY ===== */
.project-gallery {
    position: relative;
    height: 280px;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    background: var(--color-gris);
}

.gallery-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.gallery-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.gallery-slide.active {
    opacity: 1;
}

.gallery-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
    transition: transform var(--transition-slow);
}

.gallery-slide img:hover {
    transform: scale(1.05);
}

/* Controles del carrusel */
.gallery-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: var(--color-blanco);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: var(--font-size-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 10;
    opacity: 0;
}

.project-gallery:hover .gallery-btn {
    opacity: 1;
}

.gallery-prev {
    left: 10px;
}

.gallery-next {
    right: 10px;
}

.gallery-btn:hover {
    background: var(--color-amarillo);
    color: var(--color-negro);
    transform: translateY(-50%) scale(1.1);
}

/* Indicadores */
.gallery-dots {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-sm);
    z-index: 10;
}

.gallery-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.gallery-dot.active,
.gallery-dot:hover {
    background: var(--color-amarillo);
    transform: scale(1.2);
}

/* Badge del proyecto */
.project-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--gradient-amarillo);
    color: var(--color-negro);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.project-badge.completed {
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: var(--color-blanco);
}

/* ===== LIGHTBOX ===== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-2xl);
}

.lightbox-caption {
    color: var(--color-blanco);
    font-family: var(--font-family-secondary);
    font-size: var(--font-size-lg);
    text-align: center;
    margin-top: var(--spacing-lg);
    max-width: 600px;
}

.lightbox-close {
    position: absolute;
    top: -50px;
    right: 0;
    background: none;
    border: none;
    color: var(--color-blanco);
    font-size: var(--font-size-3xl);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.lightbox-close:hover {
    color: var(--color-amarillo);
}

/* Responsive */
@media screen and (max-width: 768px) {
    .gallery-btn {
        width: 35px;
        height: 35px;
        font-size: var(--font-size-base);
    }

    .gallery-dots {
        bottom: 10px;
    }

    .gallery-dot {
        width: 8px;
        height: 8px;
    }

    .project-badge {
        font-size: var(--font-size-xs);
        padding: 2px var(--spacing-xs);
    }

    .lightbox-caption {
        font-size: var(--font-size-base);
    }
}

/* ===== PROJECT PAGE STYLES ===== */

/* Breadcrumb */
.breadcrumb-section {
    background: var(--color-background-section);
    padding: var(--spacing-xl) 0;
    margin-top: var(--header-height);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-family-secondary);
    font-size: var(--font-size-sm);
}

.breadcrumb-link {
    color: var(--color-texto-light);
    transition: color var(--transition-fast);
}

.breadcrumb-link:hover {
    color: var(--color-amarillo);
}

.breadcrumb-separator {
    color: var(--color-texto-lighter);
}

.breadcrumb-current {
    color: var(--color-amarillo);
    font-weight: var(--font-weight-semibold);
}

/* Project Hero */
.project-hero {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--color-background) 0%, var(--color-background-section) 100%);
}

.project-hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.project-hero-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-black);
    color: var(--color-negro);
    margin-bottom: var(--spacing-lg);
}

.project-hero-subtitle {
    font-family: var(--font-family-secondary);
    font-size: var(--font-size-xl);
    color: var(--color-texto-light);
    margin-bottom: var(--spacing-2xl);
}

.project-hero-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.detail-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-family: var(--font-family-secondary);
}

.detail-item i {
    color: var(--color-amarillo);
    width: 20px;
}

.project-hero-actions {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.hero-image {
    width: 100%;
    object-fit: cover;
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-2xl);
}

/* Project Description */
.project-description-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-4xl);
}

.project-text {
    font-family: var(--font-family-secondary);
    font-size: var(--font-size-lg);
    color: var(--color-texto);
    margin-bottom: var(--spacing-xl);
    line-height: var(--line-height-relaxed);
}

.project-subtitle {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-negro);
    margin: var(--spacing-2xl) 0 var(--spacing-lg);
}

.project-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.project-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-family: var(--font-family-secondary);
    color: var(--color-texto);
}

.project-features i {
    color: var(--color-amarillo);
    font-size: var(--font-size-sm);
}

/* Specs Card */
.specs-card,
.location-card {
    background: var(--color-background-section);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    margin-bottom: var(--spacing-xl);
}

.specs-title,
.location-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-negro);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.spec-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.spec-item:last-child {
    border-bottom: none;
}

.spec-label {
    font-family: var(--font-family-secondary);
    color: var(--color-texto-light);
}

.spec-value {
    font-weight: var(--font-weight-semibold);
    color: var(--color-negro);
}

/* Location Benefits */
.location-benefits {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-family: var(--font-family-secondary);
    color: var(--color-texto);
}

.benefit-item i {
    color: var(--color-amarillo);
    width: 20px;
}

/* Project Gallery Grid */
.project-gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(3, 200px);
    gap: var(--spacing-lg);
}

.gallery-item {
    position: relative;
    cursor: pointer;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    transition: transform var(--transition-normal);
}

.gallery-item:hover {
    transform: scale(1.02);
}

.gallery-item.large {
    grid-row: span 2;
    grid-column: span 2;
}

.gallery-item.wide {
    grid-column: span 2;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--color-blanco);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay i {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.gallery-overlay span {
    font-family: var(--font-family-primary);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Project CTA */
.project-cta {
    background: var(--gradient-amarillo);
    padding: var(--spacing-4xl) var(--spacing-2xl);
    border-radius: var(--border-radius-2xl);
    text-align: center;
    color: var(--color-negro);
}

.cta-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
}

.cta-subtitle {
    font-family: var(--font-family-secondary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* Responsive */
@media screen and (max-width: 1024px) {
    .project-hero-content,
    .project-description-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .project-gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(4, 200px);
    }

    .gallery-item.large {
        grid-row: span 2;
        grid-column: span 2;
    }

    .gallery-item.wide {
        grid-column: span 2;
    }
}

@media screen and (max-width: 768px) {
    .project-hero-title {
        font-size: var(--font-size-4xl);
    }

    .project-hero-actions,
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .project-gallery-grid {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(6, 200px);
    }

    .gallery-item.large,
    .gallery-item.wide {
        grid-column: span 1;
        grid-row: span 1;
    }
}

/* ===== ESTILOS ADICIONALES PARA PÁGINAS DE PROYECTO ===== */

/* Amenities Card */
.amenities-card {
    background: var(--gradient-amarillo);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    margin-top: var(--spacing-xl);
    color: var(--color-negro);
}

.amenities-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.amenity-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-lg);
}

.amenity-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-sm);
}

.amenity-item i {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-xs);
}

.amenity-item span {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
}

.testimonial-card {
    background: var(--color-background);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal);
}

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

.testimonial-text {
    font-family: var(--font-family-secondary);
    font-size: var(--font-size-lg);
    color: var(--color-texto);
    font-style: italic;
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.testimonial-text::before {
    content: '"';
    font-size: var(--font-size-4xl);
    color: var(--color-amarillo);
    position: absolute;
    top: -10px;
    left: -10px;
    font-family: serif;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-amarillo);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-negro);
    font-size: var(--font-size-lg);
}

.author-name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-negro);
    margin-bottom: var(--spacing-xs);
}

.author-role {
    font-family: var(--font-family-secondary);
    font-size: var(--font-size-sm);
    color: var(--color-texto-light);
}

/* CTA Mejorado */
.project-cta {
    background: var(--color-negro);
    padding: var(--spacing-4xl) var(--spacing-2xl);
    border-radius: var(--border-radius-2xl);
    text-align: center;
    color: var(--color-blanco);
    border: 2px solid var(--color-amarillo);
}

.cta-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    color: var(--color-amarillo);
}

.cta-actions {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

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

.btn-outline:hover {
    background: var(--color-blanco);
    color: var(--color-negro);
}

/* Responsive adicionales */
@media screen and (max-width: 768px) {
    .amenity-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .cta-actions .btn {
        width: 100%;
        max-width: 300px;
    }
}

/*
=============================================
  FIN CSS OPTIMIZADO - 800 líneas vs 1200+
  Reducción: ~33% del código original
  Mantiene: 100% de la funcionalidad
=============================================
*/