/* VERTICAL SPACING & BACKGROUND COLOR FIXES */

/* ============================================
   GLOBAL SECTION STANDARDIZATION
============================================ */

/* Reset all section padding to consistent values */
section {
    padding: 40px 0 55px 0 !important;
    margin: 0 !important;
}

/* ============================================
   ALTERNATING BACKGROUND COLORS
============================================ */

/* Light sections (odd) */
.hero,
.demo,
.docs,
.features {
    background: var(--bg-primary) !important;
}

/* Dark sections (even) */
.diff-showcase,
.algorithms,
.performance,
.d1f-alg-comparison-section {
    background: var(--bg-secondary) !important;
}

/* Footer always tertiary */
.footer {
    background: var(--bg-primary) !important;
    padding: 30px 0 20px 0 !important;
}

/* ============================================
   STANDARDIZED SECTION HEADERS
============================================ */

/* All section headers use consistent container width and spacing */
.section-header {
    max-width: 1200px !important;
    margin: 0 auto 30px auto !important;
    padding: 0 var(--space-lg) !important;
    text-align: center !important;
}

/* Consistent title styling across all sections */
.section-title {
    font-size: 3rem !important;
    font-weight: 900 !important;
    margin-bottom: var(--space-md) !important;
    background: var(--gradient-primary) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
    line-height: 1.2 !important;
}

/* Consistent subtitle styling across all sections */
.section-subtitle {
    font-size: 1.25rem !important;
    color: var(--text-secondary) !important;
    max-width: 600px !important;
    margin: 0 auto !important;
    line-height: 1.6 !important;
}

/* ============================================
   INDIVIDUAL SECTION SPACING FIXES
============================================ */

/* Hero Section */
.hero {
    padding: 137px 0 69px 0 !important;
}

.hero .container {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 var(--space-lg) !important;
}

/* Diff Showcase Section */
.diff-showcase {
    padding: 50px 0 55px 0 !important;
}

.diff-showcase .container {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 var(--space-lg) !important;
}

/* Demo Section */
.demo {
    padding: 40px 0 55px 0 !important;
}

.demo .section-header {
    margin-bottom: 20px !important;
}

.demo-container {
    max-width: none !important;
    margin: 0 !important;
    padding: 0 var(--space-lg) !important;
}

/* Algorithms Section */
.algorithms {
    padding: 40px 0 55px 0 !important;
}

.algorithms .container {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 var(--space-lg) !important;
}

/* Performance Section */
.performance {
    padding: 40px 0 55px 0 !important;
}

.performance .container {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 var(--space-lg) !important;
}

.benchmark-details {
    margin: var(--space-lg) auto 0 auto !important;
}

/* Features Section */
.features {
    padding: 40px 0 55px 0 !important;
}

.features .container {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 var(--space-lg) !important;
}

/* Documentation Section */
.docs {
    padding: 40px 0 55px 0 !important;
}

.docs .container {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 var(--space-lg) !important;
}

/* Algorithm Comparison Section */
.d1f-alg-comparison-section {
    padding: 40px 0 55px 0 !important;
}

.d1f-alg-comparison-container {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 var(--space-lg) !important;
}

/* ============================================
   CONTENT SPACING WITHIN SECTIONS
============================================ */

/* Consistent spacing for section content */
.showcase-content,
.algorithms-container,
.performance-content,
.docs-grid,
.features-grid {
    margin-top: 0 !important;
    margin-bottom: 0 !important;
}

/* Demo controls spacing */
.demo-controls {
    margin-top: 0 !important;
    margin-bottom: var(--space-xl) !important;
}

.demo-panels {
    margin-top: 0 !important;
    margin-bottom: 0 !important;
}

/* ============================================
   MOBILE RESPONSIVE SPACING
============================================ */

@media (max-width: 1024px) {
    section {
        padding: 30px 0 45px 0 !important;
    }
    
    .hero {
        padding: 110px 0 26px 0 !important;
    }
    
    .section-header {
        margin-bottom: 20px !important;
        padding: 0 var(--space-md) !important;
    }
    
    .section-title {
        font-size: 2.5rem !important;
    }
    
    .section-subtitle {
        font-size: 1.125rem !important;
    }
}

@media (max-width: 768px) {
    section {
        padding: 20px 0 35px 0 !important;
    }
    
    .hero {
        padding: 133px 0 57px 0 !important;
    }
    
    .footer {
        padding: 20px 0 15px 0 !important;
    }
    
    .section-header {
        margin-bottom: 15px !important;
        padding: 0 var(--space-md) !important;
    }
    
    .section-title {
        font-size: 2rem !important;
    }
    
    .section-subtitle {
        font-size: 1rem !important;
    }
    
    /* Mobile container adjustments */
    .hero .container,
    .diff-showcase .container,
    .algorithms .container,
    .performance .container,
    .docs .container,
    .features .container,
    .d1f-alg-comparison-container {
        padding: 0 var(--space-md) !important;
    }
    
    .demo-container {
        padding: 0 var(--space-md) !important;
    }
    
    /* Mobile hero buttons side by side */
    .hero-actions {
        flex-direction: row !important;
        gap: var(--space-md) !important;
        justify-content: center !important;
    }
    
    .hero-actions .btn {
        flex: 1 !important;
        max-width: 160px !important;
        font-size: 0.9rem !important;
        padding: var(--space-sm) var(--space-md) !important;
    }
    
    /* Add more spacing between hero items on mobile */
    .hero-badge {
        margin-bottom: calc(var(--space-sm) + 15px) !important;
    }
    
    .hero-title {
        margin-bottom: calc(var(--space-sm) + 15px) !important;
    }
    
    .hero-subtitle {
        margin-bottom: calc(var(--space-sm) + 15px) !important;
    }
    
    .hero-stats {
        margin-bottom: calc(var(--space-sm) + 15px) !important;
    }
}

@media (max-width: 480px) {
    section {
        padding: 15px 0 30px 0 !important;
    }
    
    .hero {
        padding: 122px 0 53px 0 !important;
    }
    
    .footer {
        padding: 15px 0 10px 0 !important;
    }
    
    .section-header {
        margin-bottom: 10px !important;
        padding: 0 var(--space-sm) !important;
    }
    
    .section-title {
        font-size: 1.75rem !important;
    }
    
    .section-subtitle {
        font-size: 0.95rem !important;
    }
    
    /* Mobile container adjustments */
    .hero .container,
    .diff-showcase .container,
    .algorithms .container,
    .performance .container,
    .docs .container,
    .features .container,
    .d1f-alg-comparison-container {
        padding: 0 var(--space-sm) !important;
    }
    
    .demo-container {
        padding: 0 var(--space-sm) !important;
    }
    
    /* Mobile hero buttons side by side */
    .hero-actions {
        flex-direction: row !important;
        gap: var(--space-sm) !important;
        justify-content: center !important;
    }
    
    .hero-actions .btn {
        flex: 1 !important;
        max-width: 140px !important;
        font-size: 0.85rem !important;
        padding: var(--space-xs) var(--space-sm) !important;
    }
    
    /* Add more spacing between hero items on mobile */
    .hero-badge {
        margin-bottom: calc(var(--space-sm) + 15px) !important;
    }
    
    .hero-title {
        margin-bottom: calc(var(--space-sm) + 15px) !important;
    }
    
    .hero-subtitle {
        margin-bottom: calc(var(--space-sm) + 15px) !important;
    }
    
    .hero-stats {
        margin-bottom: calc(var(--space-sm) + 15px) !important;
    }
}

/* ============================================
   NAVBAR SPACING ADJUSTMENT
============================================ */

/* Ensure navbar doesn't interfere with first section */
.navbar {
    height: 80px !important;
}

/* Adjust body top margin to account for fixed navbar */
body {
    margin-top: 0 !important;
    padding-top: 0 !important;
}

/* ============================================
   REMOVE CONFLICTING MARGINS
============================================ */

/* Remove any conflicting margins from components */
.showcase-content,
.demo-content,
.algorithm-content,
.performance-chart,
.performance-table,
.docs-content,
.features-grid {
    margin-top: 0 !important;
}

/* Remove bottom margins that create uneven spacing */
.hero-content,
.showcase-text,
.showcase-visual {
    margin-bottom: 0 !important;
}

/* Remove inside borders from code examples */
.code-header {
    border-bottom: none !important;
}

.code-demo .code-header {
    border-bottom: none !important;
}

.showcase-visual .code-demo .code-header {
    border-bottom: none !important;
}

/* Fix algorithm code examples - remove double box and center vertically */
.algorithm-code {
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    display: flex !important;
    align-items: stretch !important;
    justify-content: center !important;
    height: 100% !important;
}

.algorithm-code pre {
    background: var(--bg-code) !important;
    border: 1px solid var(--border-primary) !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-lg) !important;
    margin: 0 !important;
    width: 100% !important;
    max-width: none !important;
    overflow-x: auto !important;
    display: flex !important;
    align-items: center !important;
    flex: 1 !important;
}

/* Ensure ONLY ACTIVE algorithm panels have equal height columns */
.algorithm-panel.active {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: var(--space-lg) !important;
    align-items: stretch !important;
}

.algorithm-panel.active .algorithm-info,
.algorithm-panel.active .algorithm-code {
    display: flex !important;
    flex-direction: column !important;
    height: 100% !important;
}

/* Fix algorithm tabs container to fit content */
.algorithm-tabs {
    width: fit-content !important;
    margin: 0 auto 40px auto !important;
    max-width: none !important;
}

/* ============================================
   FOOTER STANDARDIZATION
============================================ */

.footer-content {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 var(--space-lg) !important;
}

.footer-bottom {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: var(--space-lg) var(--space-lg) 0 var(--space-lg) !important;
}

@media (max-width: 768px) {
    .footer-content,
    .footer-bottom {
        padding: 0 var(--space-md) !important;
    }
    
    .footer-bottom {
        padding-top: var(--space-md) !important;
    }
}

@media (max-width: 480px) {
    .footer-content,
    .footer-bottom {
        padding: 0 var(--space-sm) !important;
    }
    
    .footer-bottom {
        padding-top: var(--space-sm) !important;
    }
}

/* Ensure hero background is visible and not covered */
.hero-background {
    background: none !important;
    display: block !important;
}