/* style.css - Ultra Modern Interactive Design by Staiy v2.0 */

:root {
    /* Enhanced Modern Color Palette */
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);
    --secondary-gradient: linear-gradient(135deg, #06b6d4 0%, #3b82f6 50%, #8b5cf6 100%);
    --accent-gradient: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
    --neutral-gradient: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    
    /* Light Theme - Actually Light & Clean */
    --bg-color-light: #ffffff;
    --bg-secondary-light: #fefefe;
    --bg-tertiary-light: #f8fafc;
    --text-color-light: #0f172a;
    --text-secondary-light: #475569;
    --text-muted-light: #64748b;
    --header-bg-light: rgba(255, 255, 255, 0.95);
    --sidebar-bg-light: rgba(255, 255, 255, 0.98);
    --sidebar-text-light: #1e293b;
    --sidebar-hover-light: rgba(99, 102, 241, 0.08);
    --sidebar-active-light: rgba(99, 102, 241, 0.12);
    --code-bg-light: rgba(248, 250, 252, 0.8);
    --code-text-light: #db2777;
    --border-color-light: rgba(226, 232, 240, 0.6);
    --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-hover-light: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-strong-light: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

    /* Dark Theme - Deep & Elegant */
    --bg-color-dark: #0c0a1f;
    --bg-secondary-dark: #1a1625;
    --bg-tertiary-dark: #252138;
    --text-color-dark: #f1f5f9;
    --text-secondary-dark: #cbd5e1;
    --text-muted-dark: #94a3b8;
    --header-bg-dark: rgba(26, 22, 37, 0.95);
    --sidebar-bg-dark: rgba(26, 22, 37, 0.98);
    --sidebar-text-dark: #e2e8f0;
    --sidebar-hover-dark: rgba(139, 92, 246, 0.12);
    --sidebar-active-dark: rgba(139, 92, 246, 0.18);
    --code-bg-dark: rgba(37, 33, 56, 0.8);
    --code-text-dark: #f472b6;
    --border-color-dark: rgba(148, 163, 184, 0.15);
    --shadow-dark: 0 1px 3px 0 rgba(0, 0, 0, 0.5), 0 1px 2px -1px rgba(0, 0, 0, 0.5);
    --shadow-hover-dark: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
    --shadow-strong-dark: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 8px 10px -6px rgba(0, 0, 0, 0.6);

    /* Interactive States & Transitions */
    --transition-instant: 0.1s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --transition-spring: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);

    /* Alert Colors - Modern & Accessible */
    --success-bg: rgba(34, 197, 94, 0.1);
    --success-text: #15803d;
    --success-border: #22c55e;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --warning-text: #d97706;
    --warning-border: #f59e0b;
    --error-bg: rgba(239, 68, 68, 0.1);
    --error-text: #dc2626;
    --error-border: #ef4444;
    --info-bg: rgba(59, 130, 246, 0.1);
    --info-text: #2563eb;
    --info-border: #3b82f6;

    /* Dark Alert Colors */
    --success-bg-dark: rgba(34, 197, 94, 0.15);
    --success-text-dark: #4ade80;
    --success-border-dark: #22c55e;
    --warning-bg-dark: rgba(245, 158, 11, 0.15);
    --warning-text-dark: #fbbf24;
    --warning-border-dark: #f59e0b;
    --error-bg-dark: rgba(239, 68, 68, 0.15);
    --error-text-dark: #f87171;
    --error-border-dark: #ef4444;
    --info-bg-dark: rgba(59, 130, 246, 0.15);
    --info-text-dark: #60a5fa;
    --info-border-dark: #3b82f6;

    /* Layout Dimensions */
    --sidebar-width-expanded: 280px;
    --sidebar-width-collapsed: 72px;
    --content-max-width: 1024px;

    /* Current Theme Variables */
    --bg-color: var(--bg-color-light);
    --bg-secondary: var(--bg-secondary-light);
    --bg-tertiary: var(--bg-tertiary-light);
    --text-color: var(--text-color-light);
    --text-secondary: var(--text-secondary-light);
    --text-muted: var(--text-muted-light);
    --header-bg: var(--header-bg-light);
    --sidebar-bg: var(--sidebar-bg-light);
    --sidebar-text: var(--sidebar-text-light);
    --sidebar-hover: var(--sidebar-hover-light);
    --sidebar-active: var(--sidebar-active-light);
    --code-bg: var(--code-bg-light);
    --code-text: var(--code-text-light);
    --border-color: var(--border-color-light);
    --shadow: var(--shadow-light);
    --shadow-hover: var(--shadow-hover-light);
    --shadow-strong: var(--shadow-strong-light);
    --current-success-bg: var(--success-bg);
    --current-success-text: var(--success-text);
    --current-success-border: var(--success-border);
    --current-warning-bg: var(--warning-bg);
    --current-warning-text: var(--warning-text);
    --current-warning-border: var(--warning-border);
    --current-error-bg: var(--error-bg);
    --current-error-text: var(--error-text);
    --current-error-border: var(--error-border);
    --current-info-bg: var(--info-bg);
    --current-info-text: var(--info-text);
    --current-info-border: var(--info-border);
}

[data-theme="dark"] {
    --bg-color: var(--bg-color-dark);
    --bg-secondary: var(--bg-secondary-dark);
    --bg-tertiary: var(--bg-tertiary-dark);
    --text-color: var(--text-color-dark);
    --text-secondary: var(--text-secondary-dark);
    --text-muted: var(--text-muted-dark);
    --header-bg: var(--header-bg-dark);
    --sidebar-bg: var(--sidebar-bg-dark);
    --sidebar-text: var(--sidebar-text-dark);
    --sidebar-hover: var(--sidebar-hover-dark);
    --sidebar-active: var(--sidebar-active-dark);
    --code-bg: var(--code-bg-dark);
    --code-text: var(--code-text-dark);
    --border-color: var(--border-color-dark);
    --shadow: var(--shadow-dark);
    --shadow-hover: var(--shadow-hover-dark);
    --shadow-strong: var(--shadow-strong-dark);
    --current-success-bg: var(--success-bg-dark);
    --current-success-text: var(--success-text-dark);
    --current-success-border: var(--success-border-dark);
    --current-warning-bg: var(--warning-bg-dark);
    --current-warning-text: var(--warning-text-dark);
    --current-warning-border: var(--warning-border-dark);
    --current-error-bg: var(--error-bg-dark);
    --current-error-text: var(--error-text-dark);
    --current-error-border: var(--error-border-dark);
    --current-info-bg: var(--info-bg-dark);
    --current-info-text: var(--info-text-dark);
    --current-info-border: var(--info-border-dark);
}

/* Global Styles with Perfect Smoothness */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 2rem;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    transition: all var(--transition-normal);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    position: relative;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
}

/* Subtle Animated Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(6, 182, 212, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
    animation: backgroundFloat 15s ease-in-out infinite;
}

@keyframes backgroundFloat {
    0%, 100% { opacity: 1; transform: scale(1) rotate(0deg); }
    50% { opacity: 0.7; transform: scale(1.05) rotate(1deg); }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    body::before { animation: none; }
}

/* Container Layout */
.container {
    display: flex;
    min-height: 100vh;
    position: relative;
}

/* ULTRA MODERN SIDEBAR */
.sidebar {
    width: var(--sidebar-width-expanded);
    background: var(--sidebar-bg);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-right: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 1000;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.sidebar.collapsed {
    width: var(--sidebar-width-collapsed);
}

.sidebar.collapsed .sidebar-content {
    opacity: 0;
    transform: translateX(-20px);
    pointer-events: none;
}

.sidebar.collapsed .nav-text {
    opacity: 0;
    transform: translateX(-10px);
}

.sidebar.collapsed .sidebar-header h1 {
    opacity: 0;
    transform: scale(0.8);
}

/* Stunning Sidebar Header */
.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, var(--sidebar-bg) 0%, var(--bg-tertiary) 100%);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}

.sidebar-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
    transition: left var(--transition-slow);
}

.sidebar-header:hover::before {
    left: 100%;
}

.sidebar-header h1 {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all var(--transition-normal);
    margin: 0;
    letter-spacing: -0.025em;
}

.sidebar-header h2 {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all var(--transition-normal);
    margin: 0;
    letter-spacing: -0.025em;
}

/* Logo Container */
.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all var(--transition-normal);
}

.logo-container:hover {
    transform: scale(1.02);
}

.logo {
    width: 40px;
    height: 40px;
    transition: all var(--transition-normal);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.logo:hover {
    transform: rotate(5deg) scale(1.1);
    filter: drop-shadow(0 4px 8px rgba(99, 102, 241, 0.3));
}

/* Modern Toggle Button */
.sidebar-toggle {
    width: 40px;
    height: 40px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.sidebar-toggle:hover {
    background: var(--sidebar-hover);
    transform: scale(1.05);
    box-shadow: var(--shadow);
}

.sidebar-toggle:active {
    transform: scale(0.95);
}

/* Perfect Hamburger Animation */
.hamburger {
    width: 18px;
    height: 12px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
}

.hamburger span {
    width: 100%;
    height: 2px;
    background: var(--text-color);
    border-radius: 1px;
    transition: all var(--transition-normal);
    transform-origin: center;
}

.sidebar.collapsed .hamburger span:nth-child(1) {
    transform: rotate(45deg) translate(3px, 3px);
}

.sidebar.collapsed .hamburger span:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.sidebar.collapsed .hamburger span:nth-child(3) {
    transform: rotate(-45deg) translate(3px, -3px);
}

/* Sidebar Content */
.sidebar-content {
    flex: 1;
    padding: 1rem;
    transition: all var(--transition-normal);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

.sidebar-content::-webkit-scrollbar {
    width: 4px;
}

.sidebar-content::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-content::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
    transition: background var(--transition-fast);
}

.sidebar-content::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Beautiful Navigation */
.sidebar nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.sidebar nav ul li {
    margin: 0;
}

.sidebar nav ul li a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--sidebar-text);
    text-decoration: none;
    padding: 0.875rem 1rem;
    border-radius: 10px;
    transition: all var(--transition-fast);
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    overflow: hidden;
    background: transparent;
    border: 1px solid transparent;
}

/* Navigation Icons */
.nav-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    background: var(--text-muted);
    mask-size: contain;
    mask-repeat: no-repeat;
    mask-position: center;
    transition: all var(--transition-fast);
}

.nav-text {
    transition: all var(--transition-fast);
    white-space: nowrap;
    font-weight: 500;
}

/* Smooth Hover Effects */
.sidebar nav ul li a:hover {
    background: var(--sidebar-hover);
    border-color: var(--border-color);
    transform: translateX(4px);
    color: var(--text-color);
}

.sidebar nav ul li a:hover .nav-icon {
    background: var(--text-color);
    transform: scale(1.1);
}

.sidebar nav ul li a:hover .nav-text {
    font-weight: 600;
}

/* Active State */
.sidebar nav ul li a.active {
    background: var(--sidebar-active);
    border-color: var(--border-color);
    color: var(--text-color);
    font-weight: 600;
    transform: translateX(2px);
}

.sidebar nav ul li a.active .nav-icon {
    background: var(--text-color);
}

.sidebar nav ul li a.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 50%;
    background: var(--primary-gradient);
    border-radius: 0 2px 2px 0;
}

/* Perfect Theme Toggle */
.theme-toggle {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 56px;
    height: 56px;
    background: var(--header-bg);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-spring);
    box-shadow: var(--shadow-hover);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    z-index: 1001;
    font-size: 1.25rem;
}

.theme-toggle:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-strong);
    background: var(--primary-gradient);
}

.theme-toggle:active {
    transform: scale(0.95);
}

/* Theme Icons */
.theme-toggle .theme-icon {
    transition: all var(--transition-normal);
}

.theme-toggle .theme-icon.sun {
    display: block;
}

.theme-toggle .theme-icon.moon {
    display: none;
}

[data-theme="dark"] .theme-toggle .theme-icon.sun {
    display: none;
}

[data-theme="dark"] .theme-toggle .theme-icon.moon {
    display: block;
}

/* Content Area */
.content {
    margin-left: var(--sidebar-width-expanded);
    flex: 1;
    padding: 3rem;
    max-width: var(--content-max-width);
    transition: all var(--transition-normal);
    position: relative;
}

.sidebar.collapsed + .content {
    margin-left: var(--sidebar-width-collapsed);
}

/* Content Animations */
.content > * {
    animation: slideInContent 0.6s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.content > *:nth-child(1) { animation-delay: 0.05s; }
.content > *:nth-child(2) { animation-delay: 0.1s; }
.content > *:nth-child(3) { animation-delay: 0.15s; }
.content > *:nth-child(4) { animation-delay: 0.2s; }
.content > *:nth-child(5) { animation-delay: 0.25s; }

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

/* Perfect Typography */
.content h1, .content h2, .content h3, .content h4, .content h5, .content h6 {
    color: var(--text-color);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.025em;
}

.content h1:first-child,
.content h2:first-child,
.content h3:first-child {
    margin-top: 0;
}

.content h1 {
    font-size: 2.75rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    letter-spacing: -0.05em;
}

.content h2 {
    font-size: 2rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
    position: relative;
}

.content h2::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.content h2:hover::after {
    width: 60px;
}

.content h3 { font-size: 1.5rem; }
.content h4 { font-size: 1.25rem; }
.content h5 { font-size: 1.125rem; }
.content h6 { font-size: 1rem; font-weight: 600; }

/* Text Elements */
p {
    margin-bottom: 1.5rem;
    color: var(--text-color);
    line-height: 1.75;
}

ul, ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
    color: var(--text-color);
}

li {
    margin-bottom: 0.5rem;
    line-height: 1.75;
}

/* Enhanced Code Blocks */
pre {
    background: var(--code-bg);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    color: var(--code-text);
    padding: 1.5rem;
    border-radius: 12px;
    overflow-x: auto;
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', 'Source Code Pro', monospace;
    font-size: 0.875rem;
    line-height: 1.7;
    border: 1px solid var(--border-color);
    margin: 1.5rem 0;
    box-shadow: var(--shadow);
    position: relative;
    transition: all var(--transition-normal);
}

pre:hover {
    box-shadow: var(--shadow-hover);
}

/* Code Header */
pre::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 12px 12px 0 0;
}

/* Copy Button */
.copy-button {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: var(--bg-secondary);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    backdrop-filter: blur(8px);
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    white-space: nowrap;
    min-width: fit-content;
    box-shadow: var(--shadow);
}

.copy-button svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.copy-button .copy-text {
    font-family: inherit;
    font-size: 0.75rem;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.copy-button:hover {
    background: var(--text-color);
    color: var(--bg-color);
    transform: scale(1.05);
    box-shadow: var(--shadow-hover);
}

.copy-button:hover svg {
    transform: scale(1.1);
}

.copy-button:active {
    transform: scale(0.95);
}

/* Copy Button Responsive */
@media (max-width: 768px) {
    .copy-button {
        padding: 0.375rem 0.5rem;
        font-size: 0.7rem;
        top: 0.5rem;
        right: 0.5rem;
    }
    
    .copy-button svg {
        width: 14px;
        height: 14px;
    }
    
    .copy-button .copy-text {
        display: none;
    }
}

@media (max-width: 480px) {
    .copy-button {
        padding: 0.25rem;
        gap: 0;
        min-width: 32px;
        justify-content: center;
    }
    
    .copy-button svg {
        width: 16px;
        height: 16px;
    }
}

/* Clean Inline Code */
code {
    background: var(--code-bg);
    color: var(--code-text);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 0.9em;
    font-weight: 500;
    border: 1px solid var(--border-color);
}

/* Beautiful Tables */
table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 1.5rem 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all var(--transition-normal);
}

table:hover {
    box-shadow: var(--shadow-hover);
}

th, td {
    padding: 0.875rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

th {
    background: var(--bg-tertiary);
    font-weight: 600;
    color: var(--text-color);
    font-size: 0.875rem;
    letter-spacing: 0.025em;
    border-bottom: 1px solid var(--border-color);
}

tr:last-child td {
    border-bottom: none;
}

tbody tr {
    transition: all var(--transition-fast);
}

tbody tr:hover {
    background: var(--sidebar-hover);
}

tbody tr:nth-child(even) {
    background: var(--bg-tertiary);
}

/* Modern Alert Boxes */
.alert {
    padding: 1rem 1.25rem;
    margin: 1.5rem 0;
    border-left: 4px solid;
    border-radius: 8px;
    font-size: 0.9rem;
    box-shadow: var(--shadow);
    backdrop-filter: blur(8px);
    transition: all var(--transition-normal);
    position: relative;
}

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

.alert strong {
    font-weight: 600;
    margin-right: 0.25rem;
}

.alert-success {
    background: var(--current-success-bg);
    color: var(--current-success-text);
    border-color: var(--current-success-border);
}

.alert-warning {
    background: var(--current-warning-bg);
    color: var(--current-warning-text);
    border-color: var(--current-warning-border);
}

.alert-error {
    background: var(--current-error-bg);
    color: var(--current-error-text);
    border-color: var(--current-error-border);
}

.alert-info {
    background: var(--current-info-bg);
    color: var(--current-info-text);
    border-color: var(--current-info-border);
}

/* Navigation Buttons */
.nav-buttons {
    display: flex;
    justify-content: space-between;
    margin: 3rem 0 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    gap: 1rem;
}

.nav-button {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.25rem;
    background: var(--bg-secondary);
    color: var(--text-color);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: all var(--transition-fast);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.nav-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    transition: left 0.3s ease;
    z-index: -1;
}

.nav-button:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.nav-button:hover::before {
    left: 0;
}

.nav-button.prev::before {
    content: "←";
    margin-right: 0.5rem;
}

.nav-button.next::after {
    content: "→";
    margin-left: 0.5rem;
}

.nav-button.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Links */
a {
    color: var(--code-text);
    text-decoration: none;
    position: relative;
    transition: all var(--transition-fast);
    font-weight: 500;
}

a::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary-gradient);
    transition: width 0.2s ease;
}

a:hover::after {
    width: 100%;
}

a:hover {
    color: var(--text-color);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .sidebar {
        width: var(--sidebar-width-collapsed);
    }
    
    .sidebar .nav-text {
        opacity: 0;
        transform: translateX(-10px);
    }
    
    .content {
        margin-left: var(--sidebar-width-collapsed);
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: static;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    
    .sidebar.collapsed {
        width: 100%;
    }
    
    .sidebar .nav-text {
        opacity: 1;
        transform: translateX(0);
    }
    
    .content {
        margin-left: 0;
        padding: 1.5rem;
    }
    
    .sidebar-content {
        padding: 0.5rem;
    }
    
    .sidebar nav ul {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.5rem;
        justify-content: center;
    }
    
    .sidebar nav ul li {
        flex: 1;
        min-width: 100px;
    }
    
    .sidebar nav ul li a {
        justify-content: center;
        text-align: center;
        padding: 0.75rem 0.5rem;
        font-size: 0.875rem;
    }
    
    .theme-toggle {
        bottom: 1rem;
        right: 1rem;
        width: 48px;
        height: 48px;
        font-size: 1.125rem;
    }
    
    .nav-buttons {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .nav-button {
        width: 100%;
        justify-content: center;
    }
    
    .content h1 {
        font-size: 2rem;
    }
    
    .content h2 {
        font-size: 1.5rem;
    }
    
    pre {
        padding: 1rem;
        font-size: 0.8rem;
    }
    
    .content {
        padding: 1rem;
    }
}

/* Perfect Scrollbars */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

*::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

*::-webkit-scrollbar-track {
    background: transparent;
}

*::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
    transition: background var(--transition-fast);
}

*::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

*::-webkit-scrollbar-corner {
    background: transparent;
}

/* Focus States */
:focus-visible {
    outline: 2px solid var(--code-text);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Selection */
::selection {
    background: var(--primary-gradient);
    color: white;
}

::-moz-selection {
    background: var(--primary-gradient);
    color: white;
}

/* Dropdown Navigation - ÜBERARBEITETE VERSION von Staiy */
.sidebar nav ul li.dropdown {
    position: relative;
}

.sidebar nav ul li.dropdown > .dropdown-toggle {
    position: relative;
    cursor: pointer;
}

.sidebar nav ul li.dropdown > .dropdown-toggle::after {
    content: '';
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%) rotate(0deg);
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 6px solid currentColor;
    transition: transform var(--transition-fast);
    opacity: 0.7;
}

.sidebar nav ul li.dropdown.open > .dropdown-toggle::after {
    transform: translateY(-50%) rotate(180deg);
    opacity: 1;
}

.sidebar nav ul li.dropdown > .dropdown-toggle:hover::after {
    opacity: 1;
}

.dropdown-menu {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    background: var(--bg-secondary);
    border-radius: 0.5rem;
    margin-top: 0.25rem;
    margin-left: 1rem;
    transition: all var(--transition-fast);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.dropdown.open .dropdown-menu {
    max-height: 500px;
    opacity: 1;
    animation: slideDown var(--transition-fast) ease-out;
}

.dropdown-menu li {
    border-bottom: none;
}

.dropdown-menu li a {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-radius: 0.375rem;
    margin: 0.25rem;
    transition: all var(--transition-fast);
    position: relative;
}

.dropdown-menu li a:hover {
    background: var(--sidebar-hover);
    color: var(--text-color);
    transform: translateX(4px);
}

.dropdown-menu li a.active {
    background: var(--sidebar-active);
    color: var(--text-color);
    font-weight: 600;
}

.dropdown-menu li a.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--primary-gradient);
    border-radius: 0 2px 2px 0;
}

/* Nested Dropdowns */
.dropdown-menu li.dropdown {
    position: relative;
}

.dropdown-menu li.dropdown > .dropdown-toggle::after {
    content: '';
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%) rotate(-90deg);
    width: 0;
    height: 0;
    border-left: 3px solid transparent;
    border-right: 3px solid transparent;
    border-top: 5px solid currentColor;
    transition: transform var(--transition-fast);
    opacity: 0.7;
}

.dropdown-menu li.dropdown.open > .dropdown-toggle::after {
    transform: translateY(-50%) rotate(0deg);
    opacity: 1;
}

.dropdown-menu .dropdown-menu {
    margin-left: 0.5rem;
    border-left: 2px solid var(--border-color);
}

.dropdown-menu .dropdown-menu li a {
    padding-left: 1.5rem;
    font-size: 0.85rem;
}

@keyframes slideDown {
    from {
        max-height: 0;
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        max-height: 500px;
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile Responsive Improvements */
@media (max-width: 768px) {
    .dropdown-menu {
        margin-left: 0;
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
    
    .dropdown-menu .dropdown-menu {
        margin-left: 0;
        border-left: 3px solid var(--primary-gradient);
        padding-left: 0.5rem;
    }
    
    .dropdown-menu li a {
        padding: 0.75rem 1rem;
        font-size: 0.95rem;
    }
}

/* Hero Section - Staiy's Special Touch */
.hero-section {
    text-align: center;
    padding: 3rem 0;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border-radius: 1.5rem;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary-gradient);
    opacity: 0.05;
    pointer-events: none;
}

.hero-section h1 {
    margin-bottom: 1rem;
    font-size: 3.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin: 0;
    letter-spacing: 0.01em;
}

/* Team Grid */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.team-member {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.team-member::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
}

.team-member:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: transparent;
}

.team-member h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color);
}

.team-member p {
    margin: 0.25rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.team-member p strong {
    color: var(--text-color);
    font-weight: 600;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.feature {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
}

.feature:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: transparent;
}

.feature h4 {
    margin: 0 0 1rem 0;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.feature p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Quick Start Buttons */
.quick-start-buttons {
    display: flex;
    gap: 1rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--primary-gradient);
    color: white;
    text-decoration: none;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    text-decoration: none;
    color: white;
}

.btn:active {
    transform: translateY(0);
}

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

.btn-secondary {
    background: var(--secondary-gradient);
}

/* Section Styling */
.section {
    margin: 3rem 0;
    padding: 0;
}

.section:first-child {
    margin-top: 0;
}

.section:last-child {
    margin-bottom: 0;
}

/* OS Table */
.os-table {
    width: 100%;
    margin: 1.5rem 0;
    border-collapse: collapse;
    background: var(--bg-secondary);
    border-radius: 0.75rem;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.os-table th {
    background: var(--bg-tertiary);
    padding: 1rem;
    font-weight: 600;
    color: var(--text-color);
    text-align: left;
    border-bottom: 2px solid var(--border-color);
}

.os-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
}

.os-table tr:last-child td {
    border-bottom: none;
}

.os-table tr:hover {
    background: var(--bg-tertiary);
}

/* Responsive Improvements */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .team-grid,
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .team-member,
    .feature {
        padding: 1.5rem;
    }
    
    .quick-start-buttons {
        flex-direction: column;
    }
    
    .btn {
        justify-content: center;
    }
}

/* Glossary Styles - Staiy's Knowledge Base */
.glossary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.glossary-item {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.glossary-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--secondary-gradient);
}

.glossary-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    border-color: transparent;
}

.glossary-item h3 {
    margin: 0 0 0.75rem 0;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-color);
}

.glossary-item p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Setup Diagram */
.setup-diagram {
    margin: 2rem 0;
    background: var(--bg-secondary);
    border-radius: 1rem;
    padding: 2rem;
    border: 1px solid var(--border-color);
}

.diagram-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.diagram-section {
    text-align: center;
    width: 100%;
    max-width: 400px;
}

.diagram-section h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
}

.diagram-box {
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: all var(--transition-normal);
    position: relative;
}

.diagram-box:hover {
    border-color: rgba(99, 102, 241, 0.3);
    transform: scale(1.02);
}

.diagram-box p {
    margin: 0.5rem 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.diagram-box p:first-child {
    margin-top: 0;
}

.diagram-box p:last-child {
    margin-bottom: 0;
}

.user-box {
    border-color: #3b82f6;
    background: rgba(59, 130, 246, 0.05);
}

.panel-box {
    border-color: #8b5cf6;
    background: rgba(139, 92, 246, 0.05);
}

.wings-box {
    border-color: #06b6d4;
    background: rgba(6, 182, 212, 0.05);
}

.container-box {
    border-color: #10b981;
    background: rgba(16, 185, 129, 0.05);
}

.diagram-arrow {
    font-size: 2rem;
    color: var(--text-muted);
    font-weight: bold;
    margin: 0.5rem 0;
    animation: arrowPulse 2s ease-in-out infinite;
}

@keyframes arrowPulse {
    0%, 100% { opacity: 0.6; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(2px); }
}

.setup-explanation {
    background: var(--bg-tertiary);
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-top: 2rem;
    border: 1px solid var(--border-color);
}

.setup-explanation h4 {
    margin: 0 0 1rem 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-color);
}

.setup-explanation ol {
    margin: 0;
    padding-left: 1.25rem;
}

.setup-explanation li {
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.setup-explanation li strong {
    color: var(--text-color);
    font-weight: 600;
}

/* Tab Container for Code Examples */
.tab-container {
    margin: 2rem 0;
    background: var(--bg-secondary);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.tab-buttons {
    display: flex;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.tab-button {
    flex: 1;
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.tab-button:hover {
    background: var(--sidebar-hover);
    color: var(--text-color);
}

.tab-button.active {
    background: var(--sidebar-active);
    color: var(--text-color);
}

.tab-button.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
}

.tab-content {
    display: none;
    padding: 2rem;
}

.tab-content.active {
    display: block;
}

.tab-content h3 {
    margin-top: 0;
    margin-bottom: 1rem;
    color: var(--text-color);
    font-weight: 600;
}

/* Mobile Responsive for Diagrams and Glossary */
@media (max-width: 768px) {
    .glossary-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .glossary-item {
        padding: 1.25rem;
    }
    
    .setup-diagram {
        padding: 1.5rem;
    }
    
    .diagram-box {
        padding: 1.25rem;
    }
    
    .diagram-arrow {
        font-size: 1.5rem;
    }
    
    .tab-buttons {
        flex-direction: column;
    }
    
    .tab-button {
        text-align: left;
    }
    
    .tab-content {
        padding: 1.5rem;
    }
}

mark {
    background: var(--warning-bg);
    color: var(--warning-text);
    padding: 2px 4px;
    border-radius: 3px;
    font-weight: 600;
}

/* FAQ Styles - Staiy's Special Touch for Maximum UX */
.faq-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.faq-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.faq-item:hover {
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.faq-item:hover::before {
    opacity: 1;
}

.faq-item h3 {
    color: var(--text-color);
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 1rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.faq-item h3::before {
    content: '❓';
    position: absolute;
    left: 0;
    top: 0;
    font-size: 1rem;
    opacity: 0.7;
}

.faq-item p {
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.6;
}

.faq-item ul,
.faq-item ol {
    color: var(--text-secondary);
    margin: 0.75rem 0 0 0;
    padding-left: 1.25rem;
}

.faq-item li {
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.faq-item code {
    background: var(--bg-tertiary);
    color: var(--code-text);
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
}

.faq-item strong {
    color: var(--text-color);
    font-weight: 600;
}

/* Mobile Optimizations for FAQ */
@media (max-width: 768px) {
    .faq-item {
        padding: 1.25rem;
        margin-bottom: 1.25rem;
    }
    
    .faq-item h3 {
        font-size: 1rem;
        padding-left: 1.25rem;
    }
    
    .faq-item h3::before {
        font-size: 0.9rem;
    }
}