/* =========================================================
    HOMEPAGE - Dark Minimalist Tech Hero
========================================================= */

/* Hero Section */
.hero {
    text-align: center;
    padding: clamp(4rem, 10vw, 8rem) var(--space-xl);
    max-width: 1000px;
    margin: 0 auto var(--space-3xl);
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow-strong), transparent 70%);
    opacity: 0.3;
    pointer-events: none;
    animation: pulse 4s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-xl);
    color: var(--text-primary);
    position: relative;
    z-index: 1;
}

.hero-title .accent {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dim) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    animation: glow 3s ease-in-out infinite;
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    font-weight: 500;
    line-height: 1.5;
    position: relative;
    z-index: 1;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.125rem);
    color: var(--text-tertiary);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

.hero-actions {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

/* =========================================================
    FEATURE SECTION
========================================================= */
.features-grid {
    padding: var(--space-3xl) var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.section-heading {
    text-align: center;
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--text-primary);
    margin-bottom: var(--space-3xl);
    font-weight: 700;
    position: relative;
    padding-bottom: var(--space-lg);
}

.section-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    border-radius: var(--radius-full);
}

.feature-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.feature-card {
    background: var(--bg-secondary);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-dim));
    transform: scaleX(0);
    transition: transform var(--transition-slow);
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, var(--accent-glow), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-slow);
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
    box-shadow: var(--shadow-lg), 0 0 30px var(--accent-glow);
}

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

.feature-card:hover::after {
    opacity: 1;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    display: block;
    filter: drop-shadow(0 0 10px var(--accent-glow));
}

.feature-card h3 {
    color: var(--text-primary);
    margin: 0 0 var(--space-md) 0;
    font-size: var(--text-xl);
    font-weight: 700;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    font-size: var(--text-base);
}

.feature-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    transition: all var(--transition-fast);
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.feature-link::after {
    content: '→';
    transition: transform var(--transition-fast);
}

.feature-link:hover {
    text-shadow: 0 0 10px var(--accent-glow);
}

.feature-link:hover::after {
    transform: translateX(4px);
}

/* =========================================================
    ARCHITECTURE SECTION
========================================================= */
.architecture-section {
    padding: var(--space-3xl) var(--space-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    margin: var(--space-3xl) auto;
    max-width: 1200px;
    border: 1px solid var(--border);
}

.architecture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.arch-block {
    background: var(--bg-primary);
    padding: var(--space-xl);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--accent);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.arch-block:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md), -4px 0 15px var(--accent-glow);
}

.arch-block h3 {
    color: var(--text-primary);
    margin: 0 0 var(--space-lg) 0;
    font-size: var(--text-lg);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.arch-block h3::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: var(--radius-full);
    box-shadow: 0 0 10px var(--accent-glow);
}

.arch-block ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.arch-block li {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-sm);
    padding-left: var(--space-lg);
    position: relative;
    font-size: var(--text-sm);
}

.arch-block li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

/* =========================================================
    TECH STACK SECTION
========================================================= */
.tech-stack-section {
    padding: var(--space-3xl) var(--space-lg);
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.tech-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: center;
    margin: var(--space-2xl) 0;
}

.tech-badge {
    background: var(--bg-secondary);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--text-primary);
    border: 1px solid var(--border);
    transition: all var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tech-badge:hover {
    background: var(--accent-glow);
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px var(--accent-glow);
}

.tech-description {
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 700px;
    margin: var(--space-2xl) auto 0;
    font-size: var(--text-base);
}

/* =========================================================
    CTA SECTION
========================================================= */
.cta-final {
    text-align: center;
    padding: clamp(3rem, 8vw, 5rem) var(--space-xl);
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    border-radius: var(--radius-xl);
    margin: var(--space-3xl) auto;
    max-width: 900px;
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.cta-final::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, var(--accent-glow), transparent 70%);
    opacity: 0.2;
    pointer-events: none;
}

.cta-final h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.cta-final p {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    margin-bottom: var(--space-2xl);
    color: var(--text-secondary);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

.cta-buttons {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

/* =========================================================
    RESPONSIVE DESIGN
========================================================= */
@media (max-width: 768px) {
    .hero {
        padding: 3rem var(--space-md);
    }
    
    .hero::before {
        width: 400px;
        height: 400px;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .feature-cards {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .architecture-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .tech-badges {
        gap: var(--space-sm);
    }
    
    .tech-badge {
        padding: var(--space-xs) var(--space-md);
        font-size: var(--text-xs);
    }
    
    .cta-final {
        padding: 3rem var(--space-lg);
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
}

/* =========================================================
    DEPLOYMENT GUIDE SECTION
========================================================= */
.deployment-guide-section {
    padding: var(--space-3xl) var(--space-xl);
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.05) 0%, rgba(34, 211, 238, 0.05) 100%);
    border-radius: 16px;
    margin-bottom: var(--space-3xl);
}

.deployment-guide-section .section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto var(--space-2xl);
    text-align: center;
}

.guide-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.guide-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.guide-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent);
    transform: translateX(8px);
}

.guide-icon {
    font-size: 1.75rem;
    flex-shrink: 0;
}

.guide-item span:last-child {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .guide-features {
        grid-template-columns: 1fr;
    }
    
    .guide-item:hover {
        transform: translateX(4px);
    }
}

/* =========================================================
    ANIMATIONS
========================================================= */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.feature-icon {
    animation: float 3s ease-in-out infinite;
}

.feature-card:nth-child(2) .feature-icon {
    animation-delay: 0.5s;
}

.feature-card:nth-child(3) .feature-icon {
    animation-delay: 1s;
}

.feature-card:nth-child(4) .feature-icon {
    animation-delay: 1.5s;
}

.feature-card:nth-child(5) .feature-icon {
    animation-delay: 2s;
}

.feature-card:nth-child(6) .feature-icon {
    animation-delay: 2.5s;
}