/* ==========================================================================
   CSS Variables & Overrides (White/Bright Futuristic Minimal)
   ========================================================================== */
:root {
    /* Color Palette - Bright & Pure */
    --color-bg: #FFFFFF;
    --color-surface: #F8F9FA;
    /* Off-white for section contrast */
    --color-surface-hover: #F1F3F5;

    --color-text-primary: #111827;
    /* Dark slate */
    --color-text-secondary: #4B5563;
    /* Tech gray */
    --color-text-muted: #9CA3AF;

    --color-border: #E5E7EB;

    /* Brand/Accent - Subtle Cyber/Electric Blue or Teal */
    --color-accent: #0284C7;
    /* Futuristic Blue */
    --color-accent-hover: #0369A1;
    --color-accent-bg: rgba(2, 132, 199, 0.05);

    /* Typography */
    --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
    --font-serif: 'Playfair Display', serif;
    --font-mono: 'Fira Code', 'Courier New', monospace;

    /* Variables over bootstrap where needed */
    --bs-body-bg: var(--color-bg);
    --bs-body-color: var(--color-text-primary);
    --bs-font-sans-serif: var(--font-primary);

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;

    /* Subtle glowing/soft shadows */
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.03);
    --shadow-hover: 0 10px 30px rgba(2, 132, 199, 0.1);

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Overrides */
html {
    scroll-behavior: smooth;
    /* Very subtle grid background for the white theme */
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    background-color: var(--color-bg);
}

body {
    background: transparent;
    font-family: var(--font-primary);
    -webkit-font-smoothing: antialiased;
}

/* Typography styles */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 300;
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
}

/* Ensure Serif combinations shine in this light theme */
h1 em,
h2 em,
h3 em {
    font-family: var(--font-serif);
    font-weight: 400;
    font-style: italic;
    color: var(--color-accent);
}

.text-editorial {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.quote-highlight {
    font-family: var(--font-serif);
    font-size: 2.8rem;
    line-height: 1.2;
    font-weight: 400;
    letter-spacing: -0.01em;
    color: #FFFFFF;
}

@media (max-width: 768px) {
    .quote-highlight {
        font-size: 1.8rem;
    }
}

.text-mono {
    font-family: var(--font-mono);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Reusable Components built on top of Bootstrap */

.badge-tech {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35em 0.85em;
    background-color: var(--color-surface);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.badge-tech i,
.badge-tech .bi {
    font-size: 1rem;
    color: var(--color-accent);
}

.btn-tech {
    position: relative;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: all var(--transition-normal);
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-tech-primary {
    background-color: var(--color-text-primary);
    color: #FFF;
    border: 1px solid var(--color-text-primary);
}

.btn-tech-primary:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: #FFF;
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.btn-tech-outline {
    background-color: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-tech-outline:hover {
    border-color: var(--color-text-primary);
    background-color: var(--color-surface);
    transform: translateY(-2px);
    color: var(--color-text-primary);
}

/* Spacing & Sections */
.section-padding {
    padding: 6rem 0;
}

.section-padding-sm {
    padding: 3rem 0;
}

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

.bg-surface {
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

/* Stats Counter */
.stat-item {
    padding: 2rem;
}

.stat-number {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--color-accent);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-secondary);
}

/* Featured Book Card (Horizontal) */
.featured-book-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.featured-book-card:hover {
    box-shadow: var(--shadow-hover);
    border-color: var(--color-accent);
}

.book-cover-mini {
    background: var(--color-text-primary);
    color: white;
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    aspect-ratio: 1/1.4;
}

/* Testimonials */
.testimonial-card {
    padding: 3rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    position: relative;
}

.testimonial-card::before {
    content: '“';
    position: absolute;
    top: 10px;
    left: 20px;
    font-family: var(--font-serif);
    font-size: 5rem;
    color: var(--color-accent);
    opacity: 0.1;
}

.testimonial-text {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.25rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    color: var(--color-text-primary);
}

.testimonial-author {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Logo Strip */
.logo-strip img {
    max-height: 60px;
    filter: grayscale(1) opacity(0.5);
    transition: all var(--transition-fast);
}

.logo-strip img:hover {
    filter: grayscale(0) opacity(1);
}

/* Tech Decorations */
.tech-line {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
    width: 100%;
    margin: 2rem 0;
}

/* 3D Book Effect */
.book-container {
    perspective: 1000px;
    margin-bottom: 2rem;
}

.book-cover-3d {
    width: 100%;
    aspect-ratio: 1/1.4;
    background: var(--color-text-primary);
    color: white;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: 
        5px 5px 20px rgba(0,0,0,0.2),
        1px 1px 0px rgba(255,255,255,0.1) inset;
    border-radius: 2px 8px 8px 2px;
}

.book-container:hover .book-cover-3d {
    transform: rotateY(-15px) translateX(5px);
    box-shadow: 
        15px 15px 30px rgba(0,0,0,0.3),
        1px 1px 0px rgba(255,255,255,0.1) inset;
}

.book-spine {
    position: absolute;
    width: 30px;
    height: 100%;
    background: #000;
    left: 0;
    top: 0;
    transform: rotateY(-90deg) translateX(-15px);
    transform-origin: left;
}

/* Library Card Details */
.library-meta {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
}

.bundle-premium {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 1px solid var(--color-accent) !important;
    position: relative;
}

.bundle-premium::after {
    content: "ARCHIVE_COLLECTION";
    position: absolute;
    top: 10px;
    right: -25px;
    background: var(--color-accent);
    color: white;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    padding: 2px 30px;
    transform: rotate(45deg);
}

/* Diagnostic Terminal */
.terminal-window {
    background: #0d1117;
    border-radius: 8px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
    overflow: hidden;
    font-family: var(--font-mono);
}

.terminal-header {
    background: #161b22;
    padding: 10px 15px;
    display: flex;
    gap: 6px;
    border-bottom: 1px solid #30363d;
}

.dot-red { width: 12px; height: 12px; background: #ff5f56; border-radius: 50%; }
.dot-yellow { width: 12px; height: 12px; background: #ffbd2e; border-radius: 50%; }
.dot-green { width: 12px; height: 12px; background: #27c93f; border-radius: 50%; }

.terminal-body {
    padding: 2rem;
    color: #c9d1d9;
    min-height: 300px;
}

.terminal-prompt { color: var(--color-accent); margin-right: 10px; }

.terminal-option {
    display: block;
    width: 100%;
    text-align: left;
    background: transparent;
    border: 1px solid #30363d;
    color: #8b949e;
    padding: 12px 15px;
    margin-bottom: 10px;
    border-radius: 4px;
    transition: all 0.2s ease;
    font-size: 0.85rem;
}

.terminal-option:hover {
    background: rgba(2, 132, 199, 0.1);
    border-color: var(--color-accent);
    color: white;
    transform: translateX(5px);
}

.result-card {
    display: none;
    animation: fadeIn 0.5s ease forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Luxury Editorial Enhancements */
.book-spotlight {
    background: radial-gradient(circle at center, rgba(2, 132, 199, 0.08) 0%, transparent 70%);
    padding: 4rem 0;
}

.floating-book {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotateY(-10px); }
    50% { transform: translateY(-20px) rotateY(-20px); }
}

.vault-section {
    background-color: #0a0c10;
    color: #fff;
    padding: 6rem 0;
}

.vault-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.vault-card:hover {
    background: rgba(2, 132, 199, 0.1);
    border-color: var(--color-accent);
    transform: translateY(-10px);
}

.chapter-item {
    padding: 12px;
    border-radius: 6px;
    transition: all 0.2s ease;
    cursor: default;
}

.chapter-item:hover {
    background: rgba(2, 132, 199, 0.05);
    padding-left: 20px;
}

/* Mission Log (Eventos) */
.mission-row {
    border-bottom: 1px solid var(--color-border);
    padding: 4rem 0;
    transition: background 0.4s ease;
}

.mission-row:hover {
    background: var(--color-surface);
}

.mission-number {
    font-family: var(--font-mono);
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
    opacity: 0.1;
    transition: opacity 0.3s ease;
}

.mission-row:hover .mission-number {
    opacity: 0.3;
    color: var(--color-accent);
}

.mission-meta {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

/* Strategic Protocols (Servicios) */
.protocol-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 0;
    padding: 3rem;
    position: relative;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.protocol-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--color-accent);
    transition: height 0.4s ease;
}

.protocol-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateX(10px);
}

.protocol-card:hover::before {
    height: 100%;
}

.flow-step {
    position: relative;
    text-align: center;
}

.flow-line {
    position: absolute;
    top: 25px;
    left: 50%;
    width: 100%;
    height: 1px;
    background: var(--color-border);
    z-index: 0;
}

.principle-card:hover {
    border-color: var(--color-primary);
    background: var(--color-accent-bg);
}

.influence-item {
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.2s ease;
}

.influence-item:hover {
    background: var(--color-surface);
}

.bio-quote-large {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    line-height: 1.2;
    color: var(--color-text-primary);
    border-left: 8px solid var(--color-primary);
    padding-left: 2rem;
}

/* Timeline refinements */
.timeline-item {
    position: relative;
    padding-left: 2.5rem;
    margin-bottom: 3rem;
    border-left: 2px solid var(--color-border);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -7px;
    top: 0;
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border-radius: 50%;
}
/* Instagram Section */
.instagram-container {
    max-width: 540px;
    margin: 0 auto;
    transition: transform var(--transition-normal);
}

.instagram-container:hover {
    transform: scale(1.01);
}

.btn-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    z-index: 1000;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.btn-whatsapp:hover {
    transform: scale(1.1) rotate(5deg);
    color: white;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* Footer Enhancements */
.footer-tech .nav-link {
    padding: 0;
    margin-bottom: 0.5rem;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.footer-tech .nav-link:hover {
    color: var(--color-accent);
}

/* Event Cards Optimized */
.event-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--color-border);
    transition: transform 0.3s cubic-bezier(0.165, 0.84, 0.44, 1), box-shadow 0.3s ease, border-color 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    will-change: transform;
}

.event-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--color-accent);
}

.event-card .img-wrapper {
    position: relative;
    overflow: hidden;
    background-color: var(--color-surface);
}

.event-card .img-wrapper img {
    transition: transform 0.8s ease;
}

.event-card:hover .img-wrapper img {
    transform: scale(1.05);
}

/* Navbar (Light, Glassy, Sticky) */
.navbar-custom {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1rem 0;
    transition: all var(--transition-normal);
}

.navbar-custom .navbar-brand {
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-text-primary);
}

.navbar-custom .navbar-brand span {
    font-weight: 600;
}

.navbar-custom .nav-link {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
    margin: 0 0.5rem;
    position: relative;
}

.navbar-custom .nav-link:hover,
.navbar-custom .nav-link.active {
    color: var(--color-accent);
}

.navbar-custom .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0%;
    height: 2px;
    background-color: var(--color-accent);
    transition: all var(--transition-fast);
    transform: translateX(-50%);
}

.navbar-custom .nav-link:hover::after,
.navbar-custom .nav-link.active::after {
    width: 100%;
}

/* Offcanvas Cart styling override */
.offcanvas {
    border-left: 1px solid var(--color-border);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.05);
}

.offcanvas-header {
    border-bottom: 1px solid var(--color-border);
}

.offcanvas-title {
    font-family: var(--font-mono);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
}

/* Cards (Tech/Editorial Mix) */
.card-tech {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-soft);
    height: 100%;
}

.card-tech:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(2, 132, 199, 0.3);
}

.card-tech .card-body {
    padding: 2rem;
}

.card-tech .icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background-color: var(--color-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--color-accent);
    font-size: 1.5rem;
    border: 1px solid var(--color-border);
}

/* Footer */
.footer-tech {
    background-color: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: 4rem 0 2rem;
}

.footer-tech h5 {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
}

.footer-tech .footer-link {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    text-decoration: none;
    display: block;
    margin-bottom: 0.75rem;
    transition: color var(--transition-fast);
}

.footer-tech .footer-link:hover {
    color: var(--color-accent);
}

.footer-tech .social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    font-size: 1.2rem;
}

.footer-tech .social-btn:hover {
    border-color: var(--color-text-primary);
    color: var(--color-text-primary);
}

/* UI Decorations */
.tech-coord {
    position: absolute;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--color-text-muted);
    opacity: 0.5;
    pointer-events: none;
    text-transform: uppercase;
    z-index: 1;
}

/* Animations */
[data-reveal] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}

[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}