/* ===== ESTILOS GLOBALES BITCAN ===== */
/* Diseño moderno y minimalista para ciberseguridad */

:root {
    --primary: #0ea5e9;
    --primary-dark: #0284c7;
    --secondary: #0f172a;
    --accent: #10b981;
    --text: #1e293b;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --bg-dark: #0f172a;
    --white: #ffffff;
    --border: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Tipografía */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--secondary);
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: clamp(1.1rem, 2vw, 1.5rem); }

p {
    margin-bottom: 1rem;
    color: var(--text);
    line-height: 1.7;
}

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

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

/* Navbar Global */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: var(--transition);
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    letter-spacing: -0.025em;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: var(--transition);
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--primary);
}

.nav-link.active {
    background: var(--primary);
    color: var(--white);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Hero Sections */
.hero {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    position: relative;
    overflow: hidden;
    margin-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    text-align: center;
    color: var(--white);
    max-width: 800px;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

.hero h1 {
    color: var(--white);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.025em;
    line-height: 1.1;
}

.hero p {
    color: var(--white);
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    margin-bottom: 2rem;
    opacity: 0.9;
    font-weight: 400;
}

/* Main Content */
.main {
    max-width: 900px;
    margin: 0 auto;
    padding: 4rem 2rem;
    margin-top: 80px;
}

.main h1, .main h2 {
    text-align: left;
    color: var(--secondary);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.main p {
    text-align: justify;
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text);
    margin-bottom: 1.5rem;
}

/* Cards y Contenedores */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.card {
    background: var(--white);
    border-radius: 1rem;
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: var(--transition);
}

.card:hover::before {
    transform: scaleX(1);
}

/* Botones */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--gradient);
    color: var(--white);
    text-decoration: none;
    border-radius: 0.75rem;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    text-align: center;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

.btn-primary {
    background: var(--white);
    color: var(--primary);
}

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    color: var(--white);
}

/* Formularios */
form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 3rem 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
}

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

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

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border);
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
    font-family: inherit;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

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

.phone-group {
    display: flex;
    gap: 1rem;
}

.phone-group .form-input {
    flex: 2;
}

.phone-group .form-select {
    flex: 1;
    min-width: 120px;
}

.submit-btn {
    width: 100%;
    background: var(--gradient);
    color: var(--white);
    padding: 1rem 2rem;
    border: none;
    border-radius: 0.75rem;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Listas */
ul {
    list-style: none;
    padding: 0;
}

ul li {
    background: var(--bg-light);
    margin: 1rem 0;
    padding: 1.5rem;
    border-radius: 0.75rem;
    border-left: 4px solid var(--primary);
    font-weight: 500;
    color: var(--text);
    transition: var(--transition);
}

ul li:hover {
    background: rgba(14, 165, 233, 0.05);
    transform: translateX(5px);
}

ul li strong {
    color: var(--secondary);
}

/* Blockquotes */
blockquote {
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
    border-left: 4px solid var(--primary);
    padding: 2rem;
    border-radius: 0.5rem;
    margin: 2rem 0;
}

blockquote p {
    margin: 0;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--secondary);
    color: var(--white);
    padding: 4rem 2rem 2rem;
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.footer-section h3 {
    color: var(--primary);
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin-bottom: 0.5rem;
    display: block;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Blog Styles */
.blog-card {
    display: flex;
    background: var(--white);
    border-radius: 1rem;
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: 2rem;
    transition: var(--transition);
}

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

.blog-card img {
    width: 200px;
    height: 150px;
    object-fit: cover;
}

.card-content {
    padding: 2rem;
    flex: 1;
}

.card-content h2 {
    font-size: 1.5rem;
    color: var(--secondary);
    margin-bottom: 1rem;
}

.card-content p {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.categories {
    text-align: center;
    margin-bottom: 2rem;
}

.category-btn {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 0.75rem 1.5rem;
    margin: 0.25rem;
    font-size: 1rem;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.category-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Animaciones */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 80%;
        max-width: 300px;
        background: var(--secondary);
        flex-direction: column;
        padding: 5rem 2rem;
        transition: var(--transition);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    }

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

    .main {
        padding: 3rem 1rem;
    }

    .container {
        padding: 0 1rem;
    }

    .card {
        padding: 2rem 1.5rem;
    }

    .phone-group {
        flex-direction: column;
    }

    .blog-card {
        flex-direction: column;
    }

    .blog-card img {
        width: 100%;
        height: 200px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

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

    .hero-content {
        padding: 0 1rem;
    }

    .main {
        padding: 2rem 1rem;
    }

    form {
        padding: 2rem 1.5rem;
    }

    .card {
        padding: 1.5rem;
    }
}

/* Optimizaciones de rendimiento */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Mejoras de accesibilidad */
@media (hover: none) {
    .btn:hover,
    .card:hover,
    .nav-link:hover {
        transform: none;
    }
}

/* Estilos para impresión */
@media print {
    .navbar,
    .footer,
    .btn {
        display: none !important;
    }

    .main {
        margin-top: 0;
        padding: 0;
    }

    body {
        background: white;
        color: black;
    }
}