:root {
    --primary-dark: #0f2b48;
    --primary-steel: #1b4965;
    --accent-blue: #62b6cb;
    --accent-light: #bee9e8;
    --text-main: #2b2d42;
    --text-muted: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    color: var(--text-main);
    background-color: var(--bg-white);
    line-height: 1.6;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

/* HEADER Y NAVEGACIÓN */
.main-header {
    background-color: var(--primary-dark);
    padding: 18px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.brand-logo {
    color: var(--bg-white);
    font-size: 1.25rem;
    font-weight: 800;
    text-decoration: none;
    letter-spacing: 0.5px;
}

.logo-accent {
    color: var(--accent-blue);
}

.main-nav a {
    color: #cbd5e1;
    text-decoration: none;
    margin-left: 24px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.main-nav a.btn-nav {
    background-color: var(--accent-blue);
    color: var(--primary-dark);
    padding: 8px 16px;
    border-radius: 4px;
    font-weight: 600;
}

/* HERO SECTION */
.hero-section {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-steel) 100%);
    color: var(--bg-white);
    padding: 100px 0 80px;
}

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

.hero-badge {
    display: inline-block;
    background: rgba(98, 182, 203, 0.15);
    color: var(--accent-blue);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.hero-section h1 {
    font-size: 2.75rem;
    line-height: 1.2;
    font-weight: 800;
    margin-bottom: 20px;
}

.hero-section p {
    font-size: 1.15rem;
    color: #cbd5e1;
    margin-bottom: 35px;
}

.hero-actions {
    display: flex;
    gap: 15px;
}

/* BOTONES */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: var(--accent-blue);
    color: var(--primary-dark);
}

.btn-primary:hover {
    background-color: var(--accent-light);
}

.btn-secondary {
    border: 1px solid var(--accent-blue);
    color: var(--accent-light);
}

.btn-secondary:hover {
    background: rgba(98, 182, 203, 0.1);
}

.btn-block {
    width: 100%;
    text-align: center;
    border: none;
    cursor: pointer;
}

/* SECCIONES Y ENCABEZADOS */
.section {
    padding: 80px 0;
}

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

.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 50px;
}

.sub-heading {
    color: var(--primary-steel);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    display: block;
    margin-bottom: 8px;
}

.section-header h2 {
    font-size: 2rem;
    color: var(--primary-dark);
    font-weight: 700;
}

/* CARDS SERVICIOS */
.grid-services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.card-service {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
}

.service-icon {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.card-service h3 {
    font-size: 1.15rem;
    color: var(--primary-dark);
    margin-bottom: 12px;
}

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

/* TECNOLOGÍAS */
.grid-tech {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.tech-category {
    background: var(--bg-white);
    padding: 25px;
    border-radius: 6px;
    border-top: 3px solid var(--primary-steel);
    box-shadow: 0 2px 4px rgba(0,0,0,0.04);
}

.tech-category h4 {
    color: var(--primary-dark);
    margin-bottom: 8px;
}

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

/* DIFERENCIADORES */
.grid-diff {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
}

.diff-item {
    border-left: 2px solid var(--accent-blue);
    padding-left: 20px;
}

.diff-number {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--primary-steel);
    margin-bottom: 5px;
}

.diff-item h4 {
    font-size: 1.05rem;
    color: var(--primary-dark);
    margin-bottom: 8px;
}

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

/* CONTACTO */
.section-contact {
    background: linear-gradient(135deg, #0d233a 0%, #153a54 100%);
    color: var(--bg-white);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.contact-text h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
}

.contact-text p {
    color: #cbd5e1;
    margin-bottom: 25px;
}

.direct-contact p {
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.contact-form-wrapper {
    background: var(--bg-white);
    padding: 35px;
    border-radius: 8px;
    color: var(--text-main);
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--primary-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.9rem;
}

/* FOOTER */
.main-footer {
    background-color: #071524;
    color: #94a3b8;
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    color: var(--bg-white);
    margin-bottom: 12px;
    font-size: 1.15rem;
}

.footer-col h4 {
    color: var(--bg-white);
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    font-size: 0.85rem;
    margin-bottom: 8px;
}

.location-badge {
    margin-top: 15px;
    font-size: 0.85rem;
    color: var(--accent-light);
}

.footer-bottom {
    border-top: 1px solid #1e293b;
    padding: 20px 0;
    text-align: center;
    font-size: 0.8rem;
}

@media (max-width: 768px) {
    .contact-container, .footer-grid {
        grid-template-columns: 1fr;
    }
    .main-nav {
        display: none;
    }
    .hero-section h1 {
        font-size: 2rem;
    }
}