/* ═══════════════════════════════════════════════════════════
   DELGADO CREATIVE ENTERPRISES LLC
   Design System v2.0 — Revenue-First Storefront
   ═══════════════════════════════════════════════════════════ */

/* ─── Google Fonts ─── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ─── CSS Custom Properties ─── */
:root {
    /* Brand Colors */
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-card: #1a1f2e;
    --bg-card-hover: #222840;
    --bg-glass: rgba(17, 24, 39, 0.7);
    
    /* Accent Colors */
    --accent-cyan: #06d6a0;
    --accent-blue: #4cc9f0;
    --accent-purple: #7b2ff7;
    --accent-crimson: #e63946;
    --accent-gold: #ffd166;
    
    /* Text Colors */
    --text-primary: #f8f9fa;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --text-accent: var(--accent-cyan);
    
    /* Gradients */
    --gradient-hero: linear-gradient(135deg, #06d6a0 0%, #4cc9f0 50%, #7b2ff7 100%);
    --gradient-card: linear-gradient(145deg, rgba(6,214,160,0.08) 0%, rgba(76,201,240,0.04) 100%);
    --gradient-cta: linear-gradient(135deg, #06d6a0 0%, #4cc9f0 100%);
    --gradient-overlay: linear-gradient(180deg, rgba(10,14,23,0) 0%, rgba(10,14,23,1) 100%);
    
    /* Shadows */
    --shadow-card: 0 4px 24px rgba(0,0,0,0.3);
    --shadow-hover: 0 8px 40px rgba(6,214,160,0.15);
    --shadow-glow: 0 0 30px rgba(6,214,160,0.2);
    
    /* Spacing */
    --section-padding: clamp(4rem, 8vw, 8rem);
    --container-max: 1200px;
    --border-radius: 16px;
    --border-radius-sm: 8px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ─── Reset & Base ─── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

/* ─── Typography ─── */
h1, h2, h3, h4 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    line-height: 1.15;
}

.display-xl {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    letter-spacing: -0.03em;
}

.display-lg {
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: -0.02em;
}

.section-label {
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-label::before {
    content: '';
    width: 24px;
    height: 2px;
    background: var(--accent-cyan);
    display: inline-block;
}

/* ─── Layout ─── */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 2rem);
}

section {
    padding: var(--section-padding) 0;
}

/* ─── Navigation ─── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 23, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    background: rgba(10, 14, 23, 0.95);
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.2rem;
}

.logo-mark {
    width: 36px;
    height: 36px;
    background: var(--gradient-cta);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1rem;
    color: var(--bg-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition-fast);
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-cyan);
    transition: var(--transition-smooth);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 0.5rem 1.25rem;
    background: var(--gradient-cta);
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--bg-primary) !important;
    transition: var(--transition-smooth);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.nav-cta::after {
    display: none !important;
}

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

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

/* ─── Hero Section ─── */
.hero {
    padding-top: 72px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

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

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.4;
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, 
        rgba(10,14,23,0.3) 0%, 
        rgba(10,14,23,0.6) 50%,
        rgba(10,14,23,1) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(6,214,160,0.1);
    border: 1px solid rgba(6,214,160,0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent-cyan);
    margin-bottom: 2rem;
    animation: fadeInDown 0.8s ease-out;
}

.hero-badge .dot {
    width: 6px;
    height: 6px;
    background: var(--accent-cyan);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.hero h1 {
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero h1 .gradient-text {
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: var(--border-radius-sm);
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    transition: var(--transition-smooth);
}

.btn-primary {
    background: var(--gradient-cta);
    color: var(--bg-primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(255,255,255,0.15);
}

.btn-secondary:hover {
    border-color: var(--accent-cyan);
    background: rgba(6,214,160,0.05);
    transform: translateY(-3px);
}

.btn-amazon {
    background: #ff9900;
    color: #111;
    font-weight: 700;
}

.btn-amazon:hover {
    background: #ffad33;
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255,153,0,0.3);
}

/* ─── Product Grid ─── */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.06);
    transition: var(--transition-smooth);
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(6,214,160,0.2);
}

.product-image {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--bg-secondary);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.3rem 0.75rem;
    background: var(--accent-crimson);
    color: white;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    z-index: 2;
}

.product-info {
    padding: 1.5rem;
}

.product-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.product-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.product-price {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-accent);
}

.product-price .currency {
    font-size: 0.9rem;
    vertical-align: super;
    margin-right: 2px;
}

/* ─── Books Section ─── */
.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.book-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.06);
    transition: var(--transition-smooth);
}

.book-card:hover {
    transform: translateY(-8px) rotate(-1deg);
    box-shadow: var(--shadow-hover);
}

.book-cover {
    aspect-ratio: 2/3;
    overflow: hidden;
    position: relative;
}

.book-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.book-card:hover .book-cover img {
    transform: scale(1.05);
}

.book-info {
    padding: 1.25rem;
}

.book-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.book-author {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.book-genre {
    display: inline-flex;
    padding: 0.25rem 0.75rem;
    background: rgba(123,47,247,0.15);
    color: #b68dff;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* ─── Services Section ─── */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.service-card {
    padding: 2rem;
    background: var(--gradient-card);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--border-radius);
    transition: var(--transition-smooth);
}

.service-card:hover {
    border-color: rgba(6,214,160,0.2);
    transform: translateY(-4px);
}

.service-icon {
    width: 48px;
    height: 48px;
    background: rgba(6,214,160,0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
}

.service-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ─── About Section ─── */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text .stat-row {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.about-visual {
    position: relative;
}

.about-visual .terminal-window {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255,255,255,0.08);
    overflow: hidden;
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 12px 16px;
    background: rgba(0,0,0,0.3);
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.terminal-dot.red { background: #e63946; }
.terminal-dot.yellow { background: #ffd166; }
.terminal-dot.green { background: #06d6a0; }

.terminal-body {
    padding: 1.5rem;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.8rem;
    line-height: 1.8;
    color: var(--accent-cyan);
}

.terminal-body .line {
    opacity: 0;
    animation: typeIn 0.3s ease-out forwards;
}

.terminal-body .line:nth-child(1) { animation-delay: 0.5s; }
.terminal-body .line:nth-child(2) { animation-delay: 1s; }
.terminal-body .line:nth-child(3) { animation-delay: 1.5s; }
.terminal-body .line:nth-child(4) { animation-delay: 2s; }
.terminal-body .line:nth-child(5) { animation-delay: 2.5s; }
.terminal-body .line:nth-child(6) { animation-delay: 3s; }

.terminal-body .comment { color: var(--text-muted); }
.terminal-body .success { color: var(--accent-cyan); }
.terminal-body .warning { color: var(--accent-gold); }

/* ─── Contact Section ─── */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(6,214,160,0.1);
}

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

.contact-info-cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.info-card {
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255,255,255,0.06);
}

.info-card h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

/* ─── Footer ─── */
.site-footer {
    padding: 3rem 0 2rem;
    border-top: 1px solid rgba(255,255,255,0.06);
    background: var(--bg-secondary);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

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

.footer-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}

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

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

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

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

@keyframes typeIn {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Scroll-triggered animations */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Mobile Responsive ─── */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(10, 14, 23, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition-smooth);
        pointer-events: none;
        border-bottom: 1px solid rgba(255,255,255,0.06);
    }
    
    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .hero-content {
        padding: 2rem 0;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .about-text .stat-row {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .books-grid {
        grid-template-columns: 1fr;
    }

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