/* ============================================
   SADCO MX - Estilos Principales
   ============================================ */

/* Reset y Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

@font-face {
    font-family: 'font-logo';
    src: url('/fonts/ElementalEnd/ElementalEnd.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

:root {
    --color-primary: #024873;
    --color-secondary: #2eaae2;
    --color-accent: #ec6a1c;
    --color-light: #f2f2f2;
    --color-dark: #000000;
    --color-gray: #808080;
    --color-bg: #000000;
    --color-text: #f2f2f2;
    --color-text-muted: #808080;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Canvas de Partículas */
#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.2rem 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(46, 170, 226, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 0.5rem;
}

.logo-text {
    font-family: 'font-logo',system-ui, Roboto;
    font-size: 1.4rem;
    font-weight: normal;
    color: var(--color-secondary);
    letter-spacing: 2px;
}

.logo-separator {
    font-size: 1.4rem;
    font-weight: 300;
    color: var(--color-accent);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-secondary);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--color-secondary);
}

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

.nav-cta {
    padding: 0.6rem 1.2rem;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
    color: var(--color-light);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 8px;
    transition: var(--transition);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(46, 170, 226, 0.3);
}

/* ============================================
   UTILIDADES
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-header {
    margin-bottom: 3rem;
}

.section-number {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
    display: block;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
}

/* ============================================
   BOTONES
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
    color: var(--color-light);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(46, 170, 226, 0.3);
}

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

.btn-secondary:hover {
    background: var(--color-secondary);
    color: var(--color-dark);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at 20% 50%, rgba(2, 72, 115, 0.2) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 50%, rgba(46, 170, 226, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    line-height: 1.1;
    background: linear-gradient(135deg, var(--color-text), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    max-width: 500px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Media Placeholder */
.media-placeholder {
    background: linear-gradient(135deg, rgba(2, 72, 115, 0.3), rgba(46, 170, 226, 0.1));
    border: 2px dashed var(--color-secondary);
    border-radius: 16px;
    padding: 3rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    transition: var(--transition);
    color: var(--color-text-muted);
}

.media-placeholder:hover {
    border-color: var(--color-accent);
    background: linear-gradient(135deg, rgba(2, 72, 115, 0.4), rgba(46, 170, 226, 0.2));
}

.media-placeholder svg {
    color: var(--color-secondary);
    margin-bottom: 1rem;
}

.media-text {
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

.hero-placeholder {
    min-height: 400px;
}

/* ============================================
   SERVICIOS HIGHLIGHT
   ============================================ */
.services-highlight {
    padding: 4rem 0;
    background: linear-gradient(180deg, var(--color-bg) 0%, rgba(2, 72, 115, 0.1) 100%);
}

.services-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.service-item {
    text-align: center;
    padding: 2rem 1.5rem;
    background: rgba(46, 170, 226, 0.05);
    border: 1px solid rgba(46, 170, 226, 0.1);
    border-radius: 16px;
    transition: var(--transition);
}

.service-item:hover {
    transform: translateY(-5px);
    background: rgba(46, 170, 226, 0.1);
    border-color: var(--color-secondary);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--color-light);
}

.service-item h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.8rem;
}

.service-item p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ============================================
   EXPERTOS SECTION
   ============================================ */
.expertos {
    padding: 5rem 0;
}

.expertos-header {
    margin-bottom: 3rem;
}

.expertos-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.experto-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.2rem 1.5rem;
    background: rgba(46, 170, 226, 0.05);
    border: 1px solid rgba(46, 170, 226, 0.1);
    border-radius: 12px;
    transition: var(--transition);
}

.experto-item:hover {
    background: rgba(46, 170, 226, 0.1);
    border-color: var(--color-secondary);
}

.experto-icon {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-light);
    flex-shrink: 0;
}

.experto-item span {
    font-size: 0.95rem;
    color: var(--color-text);
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features {
    padding: 5rem 0;
    background: linear-gradient(180deg, rgba(2, 72, 115, 0.1) 0%, var(--color-bg) 100%);
}

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

.feature-card {
    background: rgba(46, 170, 226, 0.03);
    border: 1px solid rgba(46, 170, 226, 0.1);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-secondary);
    box-shadow: 0 20px 40px rgba(2, 72, 115, 0.2);
}

.feature-image {
    aspect-ratio: 30/10;
}

.feature-image .media-placeholder {
    min-height: auto;
    border: none;
    border-bottom: 1px solid rgba(46, 170, 226, 0.1);
    border-radius: 0;
}

.feature-content {
    padding: 2rem;
}

.feature-content h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.feature-content p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ============================================
   SOFTWARE TABS - BOTONES INTERACTIVOS
   ============================================ */
.software-tabs {
    padding: 4rem 0 2rem;
    background: linear-gradient(180deg, var(--color-bg) 0%, rgba(2, 72, 115, 0.1) 100%);
}

.tabs-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.tabs-header .section-number {
    display: inline-block;
}

.tabs-container {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 0.9rem 1.8rem;
    background: rgba(46, 170, 226, 0.1);
    border: 2px solid rgba(46, 170, 226, 0.2);
    border-radius: 30px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-main);
}

/* Estado normal - hover */
.tab-btn:hover {
    background: rgba(46, 170, 226, 0.3);
    border-color: var(--color-secondary);
    color: var(--color-text);
    transform: translateY(-2px);
}

/* Estado activo/seleccionado - color diferente */
.tab-btn.active {
    background: linear-gradient(135deg, var(--color-accent), #d45a0f);
    border-color: var(--color-accent);
    color: var(--color-light);
    box-shadow: 0 8px 25px rgba(236, 106, 28, 0.3);
}

/* Hover cuando está activo */
.tab-btn.active:hover {
    background: linear-gradient(135deg, #f57c2a, var(--color-accent));
    border-color: #f57c2a;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(236, 106, 28, 0.4);
}

/* ============================================
   SOFTWARE CONTENT SECTIONS
   ============================================ */
.software-content {
    padding: 2rem 0 5rem;
    background: linear-gradient(180deg, rgba(2, 72, 115, 0.1) 0%, var(--color-bg) 100%);
    min-height: 500px;
}

.software-panel {
    display: none;
    animation: fadeIn 0.5s ease;
}

.software-panel.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.software-label {
    font-size: 0.85rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    margin-bottom: 1rem;
    display: block;
}

.software-info h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1.5rem;
}

.software-info p {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.software-features {
    list-style: none;
    margin-bottom: 2rem;
}

.software-features li {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem 0;
    color: var(--color-text);
    font-size: 0.95rem;
}

.software-features li svg {
    color: var(--color-secondary);
    flex-shrink: 0;
}

.software-image .media-placeholder {
    min-height: 350px;
}

/* ============================================
   STATS SECTION
   ============================================ */
.stats {
    padding: 5rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: rgba(46, 170, 226, 0.05);
    border: 1px solid rgba(46, 170, 226, 0.1);
    border-radius: 16px;
    transition: var(--transition);
}

.stat-item:hover {
    background: rgba(46, 170, 226, 0.1);
    border-color: var(--color-secondary);
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-secondary);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* ============================================
   CONTACTO SECTION
   ============================================ */
.contact {
    padding: 5rem 0;
    background: linear-gradient(180deg, rgba(2, 72, 115, 0.1) 0%, var(--color-bg) 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-slogan {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: 2rem;
    font-style: italic;
}

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

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    width: 45px;
    height: 45px;
    background: rgba(46, 170, 226, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-secondary);
    flex-shrink: 0;
}

.contact-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.3rem;
    display: block;
}

.contact-item p {
    font-size: 1rem;
    color: var(--color-text);
}

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

.social-link {
    width: 50px;
    height: 50px;
    background: rgba(46, 170, 226, 0.1);
    border: 1px solid rgba(46, 170, 226, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-secondary);
    transition: var(--transition);
}

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

/* Formulario */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.5rem;
    background: rgba(46, 170, 226, 0.05);
    border: 1px solid rgba(46, 170, 226, 0.2);
    border-radius: 12px;
    color: var(--color-text);
    font-size: 1rem;
    font-family: var(--font-main);
    transition: var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    background: rgba(46, 170, 226, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(46, 170, 226, 0.1);
    background: rgba(2, 72, 115, 0.05);
}

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

.footer-brand {
    max-width: 250px;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-secondary);
    letter-spacing: 2px;
    display: block;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-secondary);
}

.footer-social {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-social a {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.footer-social a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(46, 170, 226, 0.1);
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .services-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

    .software-image {
        order: -1;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
        align-items: center;
    }

    .tabs-container {
        gap: 0.5rem;
    }

    .tab-btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-cta {
        display: none;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .services-grid-4 {
        grid-template-columns: 1fr;
    }

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

    .software-info h2 {
        font-size: 1.8rem;
    }

    .tabs-container {
        gap: 0.4rem;
    }

    .tab-btn {
        padding: 0.6rem 1rem;
        font-size: 0.8rem;
    }
}

/* ============================================
   ANIMACIONES
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content > * {
    animation: fadeInUp 0.8s ease forwards;
}

.hero-content > *:nth-child(1) { animation-delay: 0.1s; }
.hero-content > *:nth-child(2) { animation-delay: 0.2s; }
.hero-content > *:nth-child(3) { animation-delay: 0.3s; }
.hero-content > *:nth-child(4) { animation-delay: 0.4s; }