/* 
   ObservaTech - Estilos principales
   Autor: Cascade
   Fecha: 2025-07-28
*/

/* Variables globales */
:root {
    --primary-color: #2563eb;
    --secondary-color: #0f172a;
    --accent-color: #3b82f6;
    --light-color: #f8fafc;
    --dark-color: #1e293b;
    --gray-color: #64748b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Roboto', sans-serif;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    --transition: all 0.3s ease;
    
    --container-width: 1200px;
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--light-color);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1.5rem;
}

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

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

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

ul {
    list-style: none;
}

/* Utilidades */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.btn-primary {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

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

.btn-secondary {
    display: inline-block;
    background-color: transparent;
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
    transition: var(--transition);
    border: 2px solid var(--primary-color);
    cursor: pointer;
}

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

.bg-light {
    background-color: #f1f5f9;
}

.bg-dark {
    background-color: var(--secondary-color);
    color: var(--light-color);
}

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

/* Header y navegación */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: white;
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-svg {
    display: flex;
    align-items: center;
    width: 2.3em;
}

.logo-svg svg {
    height: 2.2rem;
    width: auto;
}

.logo h1 {
    font-size: 1.8rem;
    margin: 0;
    margin-top: 5px;
    color: var(--primary-color);
}

.main-nav ul {
    display: flex;
    gap: 1.5rem;
    align-items: center
}

.main-nav a {
    color: var(--dark-color);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

.main-nav a:hover {
    color: var(--primary-color);
}

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

.main-nav a:hover::after {
    width: 100%;
}

.main-nav .btn-primary {
    padding: 0.5rem 1.25rem;
}

.main-nav .btn-primary::after {
    display: none;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--dark-color);
    position: absolute;
    transition: var(--transition);
}

.mobile-menu-btn span:nth-child(1) {
    top: 0;
}

.mobile-menu-btn span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.mobile-menu-btn span:nth-child(3) {
    bottom: 0;
}

/* Hero section */
.hero {
    padding: 180px 0 100px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: white;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Secciones generales */
.section {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.bg-dark .section-title {
    color: white;
}

.section-subtitle {
    font-size: 1.25rem;
    text-align: center;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: var(--gray-color);
}

.bg-dark .section-subtitle {
    color: #cbd5e1;
}

.section-content {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.text-content {
    flex: 1;
    font-size: 1.1rem;
}

.image-content {
    flex: 1;
}

.image-content img{
    border-radius: 25px;
}

/* Servicios */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.service-card {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
}

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

.service-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(37, 99, 235, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.service-icon i {
    font-size: 1.75rem;
    color: var(--primary-color);
}

.service-card h3 {
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--gray-color);
    margin-bottom: 0;
}

.cta-box {
    background-color: var(--primary-color);
    color: white;
    padding: 3rem;
    border-radius: 8px;
    text-align: center;
}

.cta-box p {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.cta-box .btn-primary {
    background-color: white;
    color: var(--primary-color);
    border: 2px solid white;
}

.cta-box .btn-primary:hover {
    background-color: transparent;
    color: white;
    border-color: white;
}

/* Herramientas */
.tools-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.tool-category {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.tool-category h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.tool-category i {
    font-size: 1.25rem;
}

.tool-category ul li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #e2e8f0;
}

.tool-category ul li:last-child {
    border-bottom: none;
}

.tools-footer {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    font-style: italic;
}

/* Clientes */
.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.client-type {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.client-type:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.client-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(37, 99, 235, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.client-icon i {
    font-size: 1.75rem;
    color: var(--primary-color);
}

.client-type h3 {
    margin-bottom: 1rem;
}

.client-type p {
    color: var(--gray-color);
    margin-bottom: 0;
}

.clients-footer {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    font-style: italic;
}

/* Por qué hacemos esto */
.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.why-item {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.why-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(37, 99, 235, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.why-icon i {
    font-size: 1.75rem;
    color: var(--primary-color);
}

.why-item h3 {
    margin-bottom: 1rem;
}

.why-item p {
    color: var(--gray-color);
    margin-bottom: 0;
}

.why-footer {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background-color: var(--secondary-color);
    color: white;
    border-radius: 8px;
    font-size: 1.25rem;
    font-weight: 500;
}

/* Contacto */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-form {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark-color);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #cbd5e1;
    border-radius: 4px;
    transition: var(--transition);
    font-size: 0.95rem;
    color: var(--dark-color);
    background-color: #f9fafb;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.contact-info {
    color: white;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

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

.social-media {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

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

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

.social-media i {
    font-size: 1.25rem;
    color: white;
}

/* Footer */
.footer {
    background-color: var(--secondary-color);
    color: white;
    padding: 5rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.footer-logo h2 {
    color: white;
    margin-bottom: 1rem;
}

.footer-logo p {
    opacity: 0.8;
}

.footer-links {
    display: flex;
    gap: 3rem;
}

.footer-column h3 {
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
}

.footer-column ul li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: #cbd5e1;
    transition: var(--transition);
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    opacity: 0.7;
}

/* Componente de ícono Delfos reutilizable */
.delfos-icon {
    display: inline-block;
    width: 70px;
    height: 70px;
    margin: 0 auto;
}

.delfos-icon.small {
    width: 40px;
    height: 40px;
}

.delfos-icon.medium {
    width: 70px;
    height: 70px;
}

.delfos-icon.large {
    width: 120px;
    height: 120px;
}

.delfos-icon.primary {
    filter: invert(29%) sepia(93%) saturate(2259%) hue-rotate(211deg) brightness(93%) contrast(91%);
}

.delfos-icon.secondary {
    filter: invert(8%) sepia(22%) saturate(1238%) hue-rotate(195deg) brightness(96%) contrast(96%);
}

.delfos-icon.light {
    filter: invert(100%) sepia(100%) saturate(0%) hue-rotate(288deg) brightness(102%) contrast(102%);
}

.delfos-icon.center {
    display: block;
    margin: 0 auto;
}

/* Tools Section */

.tools-categories {
    display: block;
    margin-bottom: 3rem;
}

.tool-category ul {
    padding-left: 2rem; 
}

.tools-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.tool-icon {
    height: 1em;
    width: auto;
    margin-right: 5px;
    vertical-align: middle;
    display: inline-block;
}

/* Responsive */
@media (max-width: 992px) {
    .section-content {
        flex-direction: column;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
    }
    
    .footer-links {
        flex-wrap: wrap;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 150px 0 80px;
    }
    
    .hero h2 {
        font-size: 2.5rem;
    }
    
    .section {
        padding: 70px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .main-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .services-grid,
    .tools-categories,
    .clients-grid,
    .why-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
}