/* Atlas Digital Defense - Estilos principales */

:root {
    --color-bg: #0a0e17;
    --color-bg-alt: #0f1525;
    --color-bg-card: #111827;
    --color-bg-light: #1a2332;
    --color-primary: #00d4ff;
    --color-primary-dark: #00a3cc;
    --color-secondary: #7c3aed;
    --color-accent: #10b981;
    --color-text: #e2e8f0;
    --color-text-muted: #94a3b8;
    --color-text-dim: #64748b;
    --color-border: #1e293b;
    --color-danger: #ef4444;
    --color-warning: #f59e0b;
    --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.3), 0 2px 4px -1px rgba(0,0,0,0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.4), 0 4px 6px -2px rgba(0,0,0,0.3);
    --radius: 8px;
    --radius-lg: 12px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

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

a:hover {
    color: var(--color-primary-dark);
}

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

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-text);
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.nav-desktop {
    display: none;
}

.nav-desktop a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: var(--radius);
}

.nav-desktop a:hover, .nav-desktop a.active {
    color: var(--color-primary);
    background: rgba(0, 212, 255, 0.08);
}

.btn-auditoria {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-bg) !important;
    font-weight: 600;
    padding: 8px 18px !important;
}

.btn-auditoria:hover {
    opacity: 0.9;
    color: var(--color-bg) !important;
}

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

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* Mobile Nav */
.nav-mobile {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
    padding: 20px;
    flex-direction: column;
    gap: 8px;
}

.nav-mobile.active {
    display: flex;
}

.nav-mobile a {
    color: var(--color-text);
    padding: 10px 12px;
    border-radius: var(--radius);
    font-weight: 500;
}

.nav-mobile a:hover {
    background: var(--color-bg-light);
    color: var(--color-primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    color: var(--color-bg);
}

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

.btn-outline:hover {
    background: rgba(0, 212, 255, 0.1);
    color: var(--color-primary);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1rem;
}

/* Hero */
.hero {
    padding: 140px 0 100px;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0,212,255,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--color-text), var(--color-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin-bottom: 32px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Trust bar */
.trust-bar {
    background: var(--color-bg-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: 24px 0;
}

.trust-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 24px 40px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}

.trust-icon {
    color: var(--color-accent);
    font-size: 1.1rem;
}

/* Typography */
.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 16px;
    text-align: center;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Cards */
.card-grid {
    display: grid;
    gap: 24px;
    grid-template-columns: 1fr;
}

.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
}

.card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(0,212,255,0.15), rgba(124,58,237,0.15));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--color-primary);
}

.card-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.card-text {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.card-link {
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* 3-column layouts */
.three-cols {
    display: grid;
    gap: 32px;
    grid-template-columns: 1fr;
}

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

.col-block h3 {
    font-size: 1.2rem;
    margin-bottom: 16px;
    color: var(--color-primary);
}

.col-block ul {
    list-style: none;
    color: var(--color-text-muted);
}

.col-block ul li {
    padding: 6px 0;
    border-bottom: 1px solid var(--color-border);
}

.col-block ul li:last-child {
    border-bottom: none;
}

/* Lists */
.check-list {
    list-style: none;
}

.check-list li {
    padding: 8px 0;
    padding-left: 28px;
    position: relative;
    color: var(--color-text-muted);
}

.check-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

/* Problem / Solution */
.problem-box {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.solution-box {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--radius-lg);
    padding: 40px;
}

/* Sectors */
.sector-grid {
    display: grid;
    gap: 20px;
    grid-template-columns: 1fr;
}

.sector-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
}

.sector-card:hover {
    border-color: var(--color-secondary);
}

.sector-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

/* Blog */
.blog-grid {
    display: grid;
    gap: 24px;
    grid-template-columns: 1fr;
}

.blog-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.blog-card:hover {
    border-color: var(--color-primary);
}

.blog-card-content {
    padding: 24px;
}

.blog-category {
    display: inline-block;
    background: rgba(0, 212, 255, 0.1);
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 20px;
    margin-bottom: 12px;
}

.blog-card h3 {
    font-size: 1.05rem;
    margin-bottom: 10px;
}

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

/* Contact */
.contact-grid {
    display: grid;
    gap: 48px;
    grid-template-columns: 1fr;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

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

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.checkbox-group input {
    width: auto;
    margin-top: 4px;
}

.checkbox-group label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 400;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 24px;
}

.contact-info-item .icon {
    width: 40px;
    height: 40px;
    background: var(--color-bg-light);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--color-primary);
    flex-shrink: 0;
}

.contact-info-item h4 {
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.contact-info-item p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* Legal pages */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h2 {
    font-size: 1.4rem;
    margin: 32px 0 16px;
    color: var(--color-primary);
}

.legal-content h3 {
    font-size: 1.1rem;
    margin: 24px 0 12px;
}

.legal-content p {
    color: var(--color-text-muted);
    margin-bottom: 16px;
}

.legal-content ul {
    color: var(--color-text-muted);
    margin-bottom: 16px;
    padding-left: 20px;
}

.legal-content li {
    margin-bottom: 8px;
}

/* Footer */
.footer {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    padding: 60px 0 24px;
}

.footer-grid {
    display: grid;
    gap: 40px;
    grid-template-columns: 1fr;
    margin-bottom: 48px;
}

.footer-brand p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-top: 12px;
}

.footer-links h4 {
    font-size: 0.9rem;
    margin-bottom: 16px;
    color: var(--color-text);
}

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

.footer-links li {
    margin-bottom: 10px;
}

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

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

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
    text-align: center;
}

.footer-bottom p {
    color: var(--color-text-dim);
    font-size: 0.8rem;
}

.footer-bottom-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-bottom-links a {
    color: var(--color-text-dim);
    font-size: 0.8rem;
}

/* Page Header */
.page-header {
    padding: 140px 0 60px;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
    text-align: center;
}

.page-header h1 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.page-header p {
    color: var(--color-text-muted);
    max-width: 700px;
    margin: 0 auto;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--color-text-dim);
    margin-bottom: 24px;
}

.breadcrumb a {
    color: var(--color-text-muted);
}

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

/* Warning box */
.warning-box {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin: 24px 0;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.warning-box .icon {
    color: var(--color-warning);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.warning-box p {
    color: var(--color-text);
    font-size: 0.9rem;
    margin: 0;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, rgba(0,212,255,0.08), rgba(124,58,237,0.08));
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    text-align: center;
}

.cta-section h2 {
    font-size: 1.75rem;
    margin-bottom: 16px;
}

.cta-section p {
    color: var(--color-text-muted);
    margin-bottom: 28px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* Package cards */
.package-card {
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.package-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.package-card.featured {
    border-color: var(--color-primary);
    position: relative;
}

.package-card .badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-bg);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
}

.package-card h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.package-card .target {
    color: var(--color-primary);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.package-card ul {
    list-style: none;
    margin-bottom: 28px;
    flex-grow: 1;
}

.package-card ul li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    border-bottom: 1px solid var(--color-border);
}

.package-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

/* Service detail */
.service-detail-grid {
    display: grid;
    gap: 48px;
    grid-template-columns: 1fr;
}

.service-sidebar {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    height: fit-content;
}

.service-sidebar h4 {
    font-size: 0.9rem;
    margin-bottom: 16px;
    color: var(--color-text);
}

.service-sidebar ul {
    list-style: none;
}

.service-sidebar li {
    margin-bottom: 8px;
}

.service-sidebar a {
    display: block;
    padding: 8px 12px;
    border-radius: var(--radius);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.service-sidebar a:hover, .service-sidebar a.active {
    background: rgba(0, 212, 255, 0.08);
    color: var(--color-primary);
}

/* Demo / Lab */
.demo-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
}

.demo-card:hover {
    border-color: var(--color-secondary);
}

.demo-card .status {
    display: inline-block;
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-accent);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 20px;
    margin-bottom: 16px;
}

/* Responsive */
@media (min-width: 640px) {
    .card-grid, .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .three-cols {
        grid-template-columns: repeat(3, 1fr);
    }
    .sector-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 768px) {
    .nav-desktop {
        display: flex;
        align-items: center;
        gap: 4px;
    }
    .nav-toggle {
        display: none;
    }
    .hero-title {
        font-size: 3.5rem;
    }
    .page-header h1 {
        font-size: 2.5rem;
    }
    .section-title {
        font-size: 2.25rem;
    }
    .contact-grid {
        grid-template-columns: 2fr 1fr;
    }
    .service-detail-grid {
        grid-template-columns: 3fr 1fr;
    }
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

@media (min-width: 1024px) {
    .card-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .sector-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .package-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1280px) {
    .package-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}