/* css/home/features.css */

/* === Features Section Styles === */

.features {
    padding: var(--space-3xl) 0;
    background: linear-gradient(to bottom, 
        var(--background) 0%,
        var(--surface) 100%);
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--border) 50%, 
        transparent 100%);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
    position: relative;
}

.section-title {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 25%;
    right: 25%;
    height: 3px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--primary) 50%, 
        transparent 100%);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
    position: relative;
}

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

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    display: inline-block;
    transition: transform var(--transition-normal);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
    font-weight: 600;
}

.feature-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.feature-example {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    overflow-x: auto;
    margin-top: var(--space-md);
    transition: all var(--transition-fast);
}

.feature-card:hover .feature-example {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-sm);
}

/* Feature-specific styles */
.feature-matrix {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.matrix-types, .matrix-handlers {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: center;
}

.type-tag, .handler-tag {
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-mono);
    transition: all var(--transition-fast);
    border: 1px solid transparent;
}

.type-tag {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--text-inverse);
    box-shadow: var(--shadow-sm);
}

.type-tag.optional {
    background: linear-gradient(135deg, var(--warning), #d97706);
}

.type-tag.required {
    background: linear-gradient(135deg, var(--error), #dc2626);
}

.type-tag.stream {
    background: linear-gradient(135deg, var(--accent), #0891b2);
}

.handler-tag {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.handler-tag:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.blocks-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-sm);
}

.block-tag {
    padding: var(--space-sm);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    text-align: center;
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.block-tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.2), 
        transparent);
    transition: left var(--transition-normal);
}

.block-tag:hover {
    background: var(--primary);
    color: var(--text-inverse);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.block-tag:hover::before {
    left: 100%;
}

/* Feature card animations */
@keyframes feature-card-enter {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card {
    animation: feature-card-enter 0.6s ease-out;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }

/* Responsive Features */
@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2.5rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .feature-card {
        padding: var(--space-xl);
    }
    
    .blocks-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .matrix-types, .matrix-handlers {
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 1.125rem;
    }
    
    .feature-card {
        padding: var(--space-lg);
    }
    
    .feature-icon {
        font-size: 2.5rem;
    }
    
    .feature-title {
        font-size: 1.25rem;
    }
    
    .blocks-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .feature-card {
        animation: none;
        transition: none;
    }
    
    .feature-card:hover {
        transform: none;
    }
    
    .feature-icon {
        transition: none;
    }
    
    .handler-tag:hover,
    .block-tag:hover {
        transform: none;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .feature-card {
        border: 2px solid var(--text-primary);
    }
    
    .feature-card:hover {
        border-color: var(--primary);
    }
    
    .type-tag, .handler-tag, .block-tag {
        border: 1px solid var(--text-primary);
    }
}