/* ============================================
   CodexusPro - Estilos principales
   Tecnología con propósito
   ============================================ */

:root {
    /* Colores principales - Azul tecnológico */
    --color-primary: #0f4c81;
    --color-primary-dark: #0a3559;
    --color-primary-light: #1a6bb8;
    
    /* Acentos - Azul empresarial y verde */
    --color-accent: #1a6bb8;
    --color-accent-light: #2563eb;
    --color-accent-green: #2d6a4f;
    --color-accent-green-light: #40916c;
    
    /* Neutros */
    --color-bg: #f8fafc;
    --color-bg-alt: #e8f4f8;
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-white: #ffffff;
    
    /* Tipografía */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Outfit', sans-serif;
    
    /* Espaciado y bordes */
    --container-width: 1200px;
    --section-padding: 5rem 0;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 4px 20px rgba(15, 76, 129, 0.08);
    --shadow-hover: 0 12px 40px rgba(15, 76, 129, 0.15);
    
    /* Transiciones */
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1.0625rem;
    line-height: 1.65;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

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

/* ========== Header y Navegación ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: 0 4px 30px rgba(15, 76, 129, 0.1);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 120px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.35rem;
}

.logo-img {
    height: 88px;
    width: auto;
    max-height: 88px;
    max-width: 280px;
    object-fit: contain;
}

@media (min-width: 769px) {
    .logo-img {
        height: 110px;
        max-height: 110px;
        max-width: 420px;
    }
}

.logo-text {
    display: none;
    font-size: 1.25rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}

.nav-link {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    padding: 0.5rem 0.85rem;
    border-radius: var(--radius);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--color-primary);
    background: rgba(15, 76, 129, 0.06);
}

.nav-cta {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: var(--color-white) !important;
}

.nav-cta:hover {
    background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

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

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, 
        rgba(15, 76, 129, 0.03) 0%, 
        rgba(45, 106, 79, 0.05) 50%,
        rgba(26, 107, 184, 0.05) 100%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(15, 76, 129, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 76, 129, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-tag {
    display: inline-block;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-primary-dark);
    margin-bottom: 1.25rem;
    max-width: 700px;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--color-accent-green), var(--color-accent-green-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* PC y tablet: texto rotativo pegado en la misma línea */
.hero-title-line {
    display: inline;
}

/* Móvil: salto de línea debajo de "Transformamos ideas en" */
@media (max-width: 768px) {
    .hero-title-line {
        display: block;
        margin-top: 0.2em;
    }
}

.hero-title .rotating-text {
    display: inline-block;
    min-width: 0.4em;
}

.hero-title .typewriter-cursor {
    display: inline-block;
    margin-left: 2px;
    font-weight: 300;
    animation: cursor-blink 0.9s step-end infinite;
}

@keyframes cursor-blink {
    50% { opacity: 0; }
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 560px;
    margin-bottom: 2rem;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 1.75rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(26, 107, 184, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(26, 107, 184, 0.45);
}

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

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

.btn-full {
    width: 100%;
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-primary);
    border-radius: 12px;
    position: relative;
}

.scroll-indicator::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 2px;
    animation: scroll-bounce 2s infinite;
}

@keyframes scroll-bounce {
    0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
    50% { opacity: 0.5; transform: translateX(-50%) translateY(8px); }
}

/* Animaciones iniciales hero */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== Secciones genéricas ========== */
.section {
    padding: var(--section-padding);
}

.section-alt {
    background: var(--color-bg-alt);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    color: var(--color-primary-dark);
    text-align: center;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: 3rem;
    font-size: 1.2rem;
}

/* Animación al scroll */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========== Sobre nosotros ========== */
.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text p {
    margin-bottom: 1rem;
    color: var(--color-text);
    font-size: 1.1rem;
}

.about-meaning {
    list-style: none;
    margin: 1.5rem 0;
}

.about-meaning li {
    padding: 1rem 1.25rem;
    margin-bottom: 0.75rem;
    background: var(--color-white);
    border-radius: var(--radius);
    border-left: 4px solid var(--color-primary);
    box-shadow: var(--shadow);
    transition: var(--transition);
    font-size: 1.05rem;
}

.about-meaning li:hover {
    border-left-color: var(--color-accent-green);
    transform: translateX(4px);
}

.about-meaning li strong {
    color: var(--color-primary);
}

/* ========== Misión y Visión ========== */
.mv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.mv-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.mv-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.mv-card h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.mv-card p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* ========== Servicios ========== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid rgba(15, 76, 129, 0.06);
}

.service-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-6px);
    border-color: rgba(26, 107, 184, 0.25);
}

.service-card-wide {
    grid-column: 1 / -1;
    max-width: 100%;
}

.service-icon {
    font-size: 2.25rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    color: var(--color-primary-dark);
    margin-bottom: 0.75rem;
}

.service-card p {
    color: var(--color-text-muted);
    font-size: 1.05rem;
}

/* ========== Valores ========== */
.valores-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.valor-item {
    background: var(--color-white);
    padding: 1.75rem;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.valor-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(45, 106, 79, 0.12);
}

.valor-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.75rem;
}

.valor-item h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.valor-item p {
    font-size: 1.05rem;
    color: var(--color-text-muted);
}

/* ========== Por qué elegirnos ========== */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.benefit-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-accent), var(--color-accent-green));
    opacity: 0;
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.benefit-card:hover::before {
    opacity: 1;
}

.benefit-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: rgba(15, 76, 129, 0.12);
    margin-bottom: 0.5rem;
}

.benefit-card h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    color: var(--color-primary-dark);
    margin-bottom: 0.5rem;
}

.benefit-card p {
    font-size: 1.05rem;
    color: var(--color-text-muted);
}

/* ========== Testimonios ========== */
.testimonials-slider {
    max-width: 700px;
    margin: 0 auto;
}

.testimonial-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    position: relative;
}

.testimonial-quote {
    font-size: 4rem;
    font-family: var(--font-heading);
    color: var(--color-accent);
    opacity: 0.3;
    line-height: 1;
    margin-bottom: -1rem;
}

.testimonial-text {
    font-size: 1.2rem;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent-green));
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
}

.testimonial-author strong {
    display: block;
    color: var(--color-primary-dark);
}

.testimonial-author span {
    font-size: 1rem;
    color: var(--color-text-muted);
}

/* ========== Contacto ========== */
.contact-section {
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    align-items: start;
    max-width: 900px;
    margin: 0 auto;
}

.contact-info h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--color-primary-dark);
    margin-bottom: 1.5rem;
}

.contact-info ul {
    list-style: none;
}

.contact-info li {
    margin-bottom: 1.25rem;
}

.contact-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.contact-info a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

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

.form-message {
    max-width: 900px;
    margin: 0 auto 1.5rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 1.1rem;
}

.form-message-success {
    background: rgba(45, 106, 79, 0.12);
    color: var(--color-accent-green);
    border: 1px solid rgba(45, 106, 79, 0.3);
}

.form-message-error {
    background: rgba(26, 107, 184, 0.1);
    color: var(--color-primary-dark);
    border: 1px solid rgba(26, 107, 184, 0.3);
}

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

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.5rem;
    font-size: 1.05rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 2px solid #e2e8f0;
    border-radius: var(--radius);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

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

/* ========== Footer ========== */
.footer {
    background: var(--color-primary-dark);
    color: var(--color-white);
    padding: 2.5rem 0 1.5rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.footer-brand .footer-logo-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.35rem;
    color: var(--color-white);
    display: block;
}

.footer-brand p {
    font-size: 0.9rem;
    opacity: 0.85;
    margin-top: 0.25rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: var(--color-white);
    text-decoration: none;
    opacity: 0.9;
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--color-accent-light);
}

.footer-social {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 1rem 1.5rem;
    padding: 1.25rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-social-label {
    font-size: 0.95rem;
    opacity: 0.9;
}

.footer-social-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--color-white);
    text-decoration: none;
    font-size: 0.95rem;
    opacity: 0.9;
    transition: var(--transition);
}

.footer-social-link svg {
    flex-shrink: 0;
}

.footer-social-link:hover {
    opacity: 1;
    color: var(--color-accent-light);
    transform: translateY(-2px);
}

.footer-bottom {
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    text-align: center;
}

.footer-bottom p {
    font-size: 1rem;
    opacity: 0.8;
}

/* ========== Responsive ========== */
@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 120px;
        right: -100%;
        width: 280px;
        height: calc(100vh - 120px);
        background: var(--color-white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        transition: var(--transition);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        padding: 0.75rem 0;
        width: 100%;
    }

    .hero {
        padding: 6rem 0 3rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .section {
        padding: 3.5rem 0;
    }

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

    .service-card-wide {
        grid-column: 1;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .section-subtitle {
        margin-bottom: 2rem;
    }

    .about-meaning li {
        padding: 1rem;
    }
}