/* ==========================================================================
   Variables y Configuración Base
   ========================================================================== */
:root {
    /* Paleta de Colores (Desarrollos NEXUS) */
    --primary-color: #0b2d64;
    /* Azul corporativo profundo */
    --secondary-color: #ffffff;
    /* Blanco */
    --tertiary-color: #f1f5f9;
    /* Gris técnico */
    --accent-color: #c89b3c;
    /* Ocre */

    /* Variables de UI */
    --text-primary: #334155;
    --text-secondary: #64748b;
    --transition-speed: 0.3s;
    --border-radius: 8px;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.025);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
}

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

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--secondary-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Outfit', sans-serif;
    color: var(--primary-color);
    line-height: 1.2;
}

a {
    text-decoration: none;
    transition: all var(--transition-speed) ease;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================================================
   Pantalla de Carga (Loading Screen)
   ========================================================================== */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--tertiary-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.6s cubic-bezier(0.8, 0, 0.2, 1), visibility 0.6s;
}

.hexagon-loader-container {
    width: 80px;
    height: 80px;
    animation: spin 3s linear infinite;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hexagon {
    width: 60px;
    height: 34.64px;
    background-color: transparent;
    position: relative;
    border-left: 2px solid var(--primary-color);
    border-right: 2px solid var(--primary-color);
}

.hexagon::before,
.hexagon::after {
    content: "";
    position: absolute;
    width: 42.43px;
    height: 42.43px;
    transform: scaleY(0.5774) rotate(-45deg);
    background-color: inherit;
    left: 6.78px;
    border: 2px solid var(--primary-color);
    border-bottom: none;
    border-left: none;
}

.hexagon::before {
    top: -21.21px;
}

.hexagon::after {
    bottom: -21.21px;
    transform: scaleY(0.5774) rotate(-45deg) scaleY(-1);
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* ==========================================================================
   Menú de Navegación Lateral & WhatsApp
   ========================================================================== */
.side-nav {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
}

.side-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 15px;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    padding: 15px 12px;
    border-radius: 40px;
    border: 1px solid var(--tertiary-color);
    box-shadow: var(--shadow-sm);
}

.side-nav li a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    color: var(--primary-color);
    background-color: transparent;
    font-size: 18px;
    position: relative;
}

.side-nav li a:hover {
    background-color: var(--tertiary-color);
    color: var(--accent-color);
}

.nav-tooltip {
    position: absolute;
    right: 60px;
    background-color: var(--primary-color);
    color: var(--secondary-color);
    font-family: 'Inter', sans-serif;
    font-size: 13px;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 4px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: all var(--transition-speed) ease;
    white-space: nowrap;
    pointer-events: none;
}

.nav-tooltip::after {
    content: '';
    position: absolute;
    right: -4px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 5px 0 5px 5px;
    border-style: solid;
    border-color: transparent transparent transparent var(--primary-color);
}

.side-nav li a:hover .nav-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

/* Floating WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--accent-color);
    color: var(--secondary-color);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    z-index: 1000;
    box-shadow: 0 4px 14px rgba(200, 155, 60, 0.4);
}

.whatsapp-float:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(200, 155, 60, 0.6);
    color: var(--secondary-color);
}

/* ==========================================================================
   Sección 1: Hero (Inicio)
   ========================================================================== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 0;
    text-align: center;
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 50% 50%, rgba(241, 245, 249, 0.8) 0%, rgba(255, 255, 255, 1) 70%);
}

.hero-content {
    max-width: 800px;
    z-index: 2;
}

.logo-placeholder {
    margin-bottom: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.brand-logo {
    max-width: 200px;
    height: auto;
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.main-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 24px;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 48px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: var(--accent-color);
    color: var(--secondary-color);
    padding: 16px 36px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(200, 155, 60, 0.3);
}

.btn-primary:hover {
    background-color: #b3862b;
    /* Oscurecimiento del Ocre */
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(200, 155, 60, 0.4);
}

/* ==========================================================================
   Sección 2: Confianza Corporativa
   ========================================================================== */
.trust-section {
    background-color: var(--tertiary-color);
    padding: 24px 0;
    text-align: center;
    border-top: 1px solid rgba(0, 0, 0, 0.03);
    border-bottom: 1px solid rgba(0, 0, 0, 0.03);
}

.trust-text {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.client-names {
    font-weight: 600;
    color: var(--primary-color);
    margin-left: 8px;
}

/* ==========================================================================
   Sección 3: Nuestros Servicios
   ========================================================================== */
.services-section {
    padding: 120px 0;
    background-color: var(--secondary-color);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.service-card {
    background-color: var(--secondary-color);
    border: 1px solid var(--tertiary-color);
    padding: 50px 40px;
    border-radius: 16px;
    transition: all var(--transition-speed) ease;
    box-shadow: var(--shadow-sm);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--tertiary-color);
}

.card-icon {
    width: 64px;
    height: 64px;
    background-color: var(--tertiary-color);
    color: var(--primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 30px;
    transition: all var(--transition-speed) ease;
}

.service-card:hover .card-icon {
    background-color: var(--primary-color);
    color: var(--secondary-color);
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.card-desc {
    color: var(--text-secondary);
}

/* ==========================================================================
   Sección 4: Contacto
   ========================================================================== */
.contact-section {
    padding: 120px 0;
    background-color: var(--tertiary-color);
}

.contact-layout {
    display: flex;
    gap: 60px;
    align-items: stretch;
}

.contact-form-container {
    flex: 3;
    background-color: var(--secondary-color);
    padding: 50px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.form-title {
    font-size: 2rem;
    margin-bottom: 30px;
}

.form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.input-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-color);
}

.input-group input,
.input-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #cbd5e1;
    border-radius: var(--border-radius);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: all var(--transition-speed) ease;
    background-color: #f8fafc;
}

.input-group input:focus,
.input-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(11, 43, 94, 0.1);
}

.btn-submit {
    background-color: var(--accent-color);
    color: var(--secondary-color);
    border: none;
    padding: 16px;
    border-radius: var(--border-radius);
    font-family: 'Inter', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    transition: all var(--transition-speed) ease;
    margin-top: 10px;
}

.btn-submit:hover {
    background-color: #b3862b;
}

.contact-info-container {
    flex: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.info-content h3 {
    font-size: 1.75rem;
    margin-bottom: 20px;
}

.info-description {
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.info-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-list li {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.info-icon {
    width: 48px;
    height: 48px;
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.info-details {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-details strong {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.info-details span {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 1024px) {
    .contact-layout {
        flex-direction: column;
    }

    .contact-info-container {
        padding: 0 20px;
    }
}

@media (max-width: 768px) {
    .main-title {
        font-size: 2.5rem;
    }

    .hero-section {
        padding: 80px 0;
    }

    .side-nav {
        top: auto;
        bottom: 20px;
        right: 50%;
        transform: translateX(50%);
        width: max-content;
    }

    .side-nav ul {
        flex-direction: row;
        padding: 10px 20px;
        border-radius: 40px;
    }

    .nav-tooltip {
        display: none;
    }

    .whatsapp-float {
        bottom: 90px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 24px;
    }

    .contact-form-container {
        padding: 30px 20px;
    }
}