/* === GLUON GUIDE BASE STYLES - FIXED VERSION === */

:root {
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    --transition-base: 0.2s ease;
    
    --bg-primary: #0a0e1a;
    --bg-secondary: #0f1419;
    --bg-tertiary: #1a1f2e;
    --bg-card: #141821;
    
    --text-primary: #e8eaed;
    --text-secondary: #9aa0a6;
    --text-muted: #5f6368;
    
    --accent-cyan: #00d4ff;
    --accent-teal: #00ff88;
    
    --border-color: #2d3139;
    --border-hover: #3d4149;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

/* === NAVIGATION BAR === */
.guide-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: rgba(10, 14, 26, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-lg);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    text-decoration: none;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 700;
}

.nav-brand img {
    height: 36px;
    filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.3));
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    margin-left: auto;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    font-size: 0.95rem;
}

.nav-link:hover {
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.1);
}

/* === MODERN TABLE OF CONTENTS - GLUON SIDEBAR STYLE === */
.toc-container {
    position: fixed;
    left: 0;
    top: 60px;
    width: 280px;
    height: calc(100vh - 60px);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    padding: var(--spacing-lg) 0;
    z-index: 100;
}

/* Ukryj scrollbar ale zachowaj funkcjonalność */
.toc-container::-webkit-scrollbar {
    width: 6px;
}

.toc-container::-webkit-scrollbar-track {
    background: transparent;
}

.toc-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.toc-container::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}

.toc-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    padding: 0 var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.toc-item {
    position: relative;
}

.toc-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 10px var(--spacing-lg);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all var(--transition-base);
    border-left: 3px solid transparent;
}

.toc-link:hover {
    color: var(--text-primary);
    background: rgba(0, 212, 255, 0.05);
    border-left-color: var(--accent-cyan);
}

.toc-link.active {
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.1);
    border-left-color: var(--accent-cyan);
    font-weight: 600;
}

.toc-icon {
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

/* Nested TOC items */
.toc-nested {
    padding-left: 0;
}

.toc-nested .toc-link {
    padding-left: 48px;
    font-size: 0.85rem;
}

/* === MAIN CONTENT AREA === */
.guide-container {
    margin-left: 280px;
    margin-top: 60px;
    min-height: calc(100vh - 60px);
}

.guide-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-xl);
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4 {
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

h1 {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-teal) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-lg);
}

h2 {
    font-size: 1.75rem;
    color: var(--accent-cyan);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

/* === OPTIMIZED IMAGES === */
.guide-image,
.step-image,
.feature-image {
    max-width: 600px;
    width: 100%;
    height: auto;
    margin: var(--spacing-lg) auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    display: block;
}

/* Wyłącz podgląd na hover */
.guide-image:hover,
.step-image:hover,
.feature-image:hover {
    cursor: default;
    transform: none;
}

.image-caption {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

/* === CARDS & SECTIONS === */
.section {
    margin-bottom: var(--spacing-2xl);
}

.feature-card,
.info-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-base);
}

.feature-card:hover,
.info-card:hover {
    border-color: var(--border-hover);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.1);
}

/* === STEP-BY-STEP GUIDE === */
.steps-container {
    display: grid;
    gap: var(--spacing-lg);
}

.step {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    position: relative;
}

.step-number {
    position: absolute;
    top: -12px;
    left: var(--spacing-lg);
    background: var(--accent-cyan);
    color: var(--bg-primary);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
}

.step h3 {
    margin-top: var(--spacing-sm);
    margin-left: 0;
}

/* === CODE BLOCKS === */
.code-block {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
    overflow-x: auto;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9rem;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-break: break-word;  
}

/* === LISTS === */
ul, ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

li {
    margin-bottom: var(--spacing-sm);
}

/* === BUTTONS === */
.cta-button {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.cta-button.primary {
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-teal) 100%);
    color: var(--bg-primary);
}

.cta-button.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.4);
}

.cta-button.secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.cta-button.secondary:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

/* === ALERTS & NOTIFICATIONS === */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border-left: 3px solid;
}

.alert.info {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--accent-cyan);
    color: var(--text-primary);
}

.alert.warning {
    background: rgba(255, 193, 7, 0.1);
    border-color: #ffc107;
    color: var(--text-primary);
}

.alert.success {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--accent-teal);
    color: var(--text-primary);
}

/* === GRID LAYOUTS === */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .toc-container {
        width: 240px;
    }
    
    .guide-container {
        margin-left: 240px;
    }
}

@media (max-width: 768px) {
    .toc-container {
        transform: translateX(-100%);
        transition: transform var(--transition-base);
    }
    
    .toc-container.mobile-open {
        transform: translateX(0);
    }
    
    .guide-container {
        margin-left: 0;
    }
    
    .guide-content {
        padding: var(--spacing-lg);
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
}

/* === REMOVE SKIP LINK STYLES === */
.skip-link,
#skip-link,
[class*="skip"],
[id*="skip"] {
    display: none !important;
}

/* === UTILITY CLASSES === */
.text-center {
    text-align: center;
}

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.hidden {
    display: none !important;
}