/* =====================================================
   Dark Mode Technical Guide - Styles
   ===================================================== */

/* Theme Variables */
:root {
    /* Light Theme */
    --background: #ffffff;
    --foreground: #1a1a2e;
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --card: #f8fafc;
    --card-hover: #f1f5f9;
    --border: #e2e8f0;
    --muted: #64748b;
    --code-bg: #1e1e2e;
    --code-text: #e2e8f0;

    /* Syntax Highlighting - One Dark Theme */
    --syntax-keyword: #c678dd;
    --syntax-string: #98c379;
    --syntax-function: #61afef;
    --syntax-variable: #e06c75;
    --syntax-property: #d19a66;
    --syntax-comment: #5c6370;
    --syntax-selector: #e5c07b;
    --syntax-value: #56b6c2;
    --syntax-tag: #e06c75;
    --syntax-attribute: #d19a66;
    --syntax-at-rule: #c678dd;
    --syntax-media: #98c379;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

[data-theme="dark"] {
    --background: #0f0f1a;
    --foreground: #f1f5f9;
    --primary: #818cf8;
    --primary-hover: #a5b4fc;
    --card: #1e1e2e;
    --card-hover: #2d2d3d;
    --border: #2e2e3e;
    --muted: #94a3b8;
    --code-bg: #0d0d14;
}

/* Reset & Base */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--background);
    color: var(--foreground);
    line-height: 1.6;
    transition: background-color var(--transition-normal), color var(--transition-normal);
    overflow-x: hidden;
}

/* Code Font */
code,
pre,
.code,
.filename {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
    transition: all var(--transition-normal);
}

[data-theme="dark"] .navbar {
    background: rgba(15, 15, 26, 0.85);
}

.nav-content {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.nav-back {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.nav-back:hover {
    background: var(--card);
    transform: translateX(-4px);
}

.nav-title {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1rem;
}

.code-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    color: white;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 700;
}

.theme-toggle-nav {
    position: relative;
    width: 44px;
    height: 44px;
    border: none;
    background: var(--card);
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    border: 1px solid var(--border);
}

.theme-toggle-nav:hover {
    background: var(--card-hover);
    transform: scale(1.05);
}

.theme-toggle-nav .sun,
.theme-toggle-nav .moon {
    position: absolute;
    transition: all var(--transition-normal);
    stroke: var(--foreground);
}

.theme-toggle-nav .sun {
    opacity: 1;
    transform: rotate(0deg);
}

.theme-toggle-nav .moon {
    opacity: 0;
    transform: rotate(-90deg);
}

[data-theme="dark"] .theme-toggle-nav .sun {
    opacity: 0;
    transform: rotate(90deg);
}

[data-theme="dark"] .theme-toggle-nav .moon {
    opacity: 1;
    transform: rotate(0deg);
}

/* Hero Section */
.hero {
    position: relative;
    padding: 6rem 2rem;
    overflow: hidden;
    background: linear-gradient(135deg, var(--background) 0%, var(--card) 100%);
    border-bottom: 1px solid var(--border);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 50px;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--foreground) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--muted);
    max-width: 540px;
    margin: 0 auto 2rem;
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    font-family: 'JetBrains Mono', monospace;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Hero Floating Code Window */
.hero-visual {
    position: absolute;
    top: 50%;
    right: 5%;
    transform: translateY(-50%);
    display: none;
}

@media (min-width: 1200px) {
    .hero-visual {
        display: block;
    }
}

.code-window {
    background: var(--code-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow:
        0 20px 50px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    width: 300px;
}

.code-window.floating {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(-50%) translateX(0);
    }

    50% {
        transform: translateY(-50%) translateX(-10px);
    }
}

.window-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red {
    background: #ff5f56;
}

.dot.yellow {
    background: #ffbd2e;
}

.dot.green {
    background: #27c93f;
}

.window-header .filename {
    margin-left: auto;
    font-size: 0.75rem;
    color: var(--muted);
}

.window-code {
    padding: 1rem;
    margin: 0;
    font-size: 0.8rem;
    line-height: 1.6;
    color: var(--code-text);
}

/* Main Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

/* Method Sections */
.method-section {
    margin-bottom: 6rem;
    padding: 2rem;
    background: var(--card);
    border-radius: 20px;
    border: 1px solid var(--border);
    transition: all var(--transition-normal);
}

.method-section:hover {
    border-color: var(--primary);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.1);
}

.method-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.method-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
    font-family: 'JetBrains Mono', monospace;
    opacity: 0.3;
    line-height: 1;
}

.method-info {
    flex: 1;
    min-width: 200px;
}

.method-info h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.method-info p {
    color: var(--muted);
    font-size: 0.9rem;
}

.method-toggle {
    display: flex;
    align-items: center;
}

/* Toggle Button */
.toggle-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    background: var(--background);
    border: 2px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.toggle-btn:hover {
    border-color: var(--primary);
    background: var(--card-hover);
}

.toggle-btn.active {
    border-color: var(--primary);
    background: var(--primary);
}

.toggle-btn.active .toggle-label {
    color: white;
}

.toggle-track {
    position: relative;
    width: 44px;
    height: 24px;
    background: var(--border);
    border-radius: 12px;
    transition: all var(--transition-fast);
}

.toggle-btn.active .toggle-track {
    background: rgba(255, 255, 255, 0.3);
}

.toggle-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: all var(--transition-fast);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-btn.active .toggle-thumb {
    transform: translateX(20px);
}

.toggle-label {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--foreground);
}

/* System Indicator */
.system-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--card-hover);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.indicator-dot {
    width: 10px;
    height: 10px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(0.8);
    }
}

#system-pref-text {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--foreground);
}

/* Split View */
.split-view {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

@media (max-width: 1024px) {
    .split-view {
        grid-template-columns: 1fr;
    }
}

/* Code Panel */
.code-panel {
    background: var(--code-bg);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.code-tabs {
    display: flex;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tab {
    padding: 0.75rem 1.25rem;
    background: none;
    border: none;
    color: var(--muted);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    border-bottom: 2px solid transparent;
}

.tab:hover {
    color: var(--code-text);
    background: rgba(255, 255, 255, 0.05);
}

.tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.code-content {
    position: relative;
}

.code-block {
    display: none;
}

.code-block.active {
    display: block;
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.code-header .filename {
    font-size: 0.75rem;
    color: var(--muted);
}

.code-badge {
    font-size: 0.65rem;
    padding: 0.25rem 0.5rem;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
    border-radius: 4px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.code-badge.system {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
}

pre.code {
    margin: 0;
    padding: 1.25rem;
    font-size: 0.8rem;
    line-height: 1.7;
    overflow-x: auto;
    color: var(--code-text);
}

/* Syntax Highlighting */
.comment {
    color: var(--syntax-comment);
    font-style: italic;
}

.keyword {
    color: var(--syntax-keyword);
}

.string {
    color: var(--syntax-string);
}

.function {
    color: var(--syntax-function);
}

.variable {
    color: var(--syntax-variable);
}

.property {
    color: var(--syntax-property);
}

.selector {
    color: var(--syntax-selector);
}

.value {
    color: var(--syntax-value);
}

.tag {
    color: var(--syntax-tag);
}

.attribute {
    color: var(--syntax-attribute);
}

.at-rule {
    color: var(--syntax-at-rule);
}

.media {
    color: var(--syntax-media);
}

.highlight {
    background: rgba(255, 213, 0, 0.2);
    padding: 0.1rem 0.3rem;
    border-radius: 3px;
    transition: all var(--transition-normal);
}

.value.animated {
    transition: all var(--transition-normal);
}

.value.changed {
    background: rgba(34, 197, 94, 0.3);
    animation: flash 0.5s ease;
}

@keyframes flash {

    0%,
    100% {
        background: rgba(34, 197, 94, 0.3);
    }

    50% {
        background: rgba(34, 197, 94, 0.6);
    }
}

/* Preview Panel */
.preview-panel {
    background: var(--background);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all var(--transition-normal);
}

.preview-panel.dark {
    background: #0f0f1a;
    border-color: #2e2e3e;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--card);
    border-bottom: 1px solid var(--border);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--muted);
}

.preview-panel.dark .preview-header {
    background: #1e1e2e;
    border-color: #2e2e3e;
}

.preview-indicator {
    width: 10px;
    height: 10px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

.preview-indicator.system {
    background: #3b82f6;
}

.preview-content {
    padding: 1.5rem;
}

.preview-panel.dark .preview-content {
    background: #0f0f1a;
    color: #f1f5f9;
}

.preview-card {
    padding: 1.5rem;
    background: var(--card);
    border-radius: 12px;
    border: 1px solid var(--border);
    margin-bottom: 1rem;
    transition: all var(--transition-normal);
}

.preview-panel.dark .preview-card {
    background: #1e1e2e;
    border-color: #2e2e3e;
}

.preview-card h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.preview-card p {
    font-size: 0.875rem;
    color: var(--muted);
    margin-bottom: 1rem;
}

.preview-panel.dark .preview-card p {
    color: #94a3b8;
}

.preview-card code {
    background: var(--code-bg);
    color: var(--syntax-value);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.8rem;
}

.preview-button {
    padding: 0.5rem 1rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.preview-button:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
}

.preview-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    border-radius: 50%;
    margin-top: 1rem;
}

.preview-input-group {
    display: flex;
    gap: 0.5rem;
}

.preview-input {
    flex: 1;
    padding: 0.75rem 1rem;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--foreground);
    font-family: inherit;
    font-size: 0.875rem;
    transition: all var(--transition-fast);
}

.preview-panel.dark .preview-input {
    background: #0f0f1a;
    border-color: #2e2e3e;
    color: #f1f5f9;
}

.preview-input:focus {
    outline: none;
    border-color: var(--primary);
}

.preview-text {
    margin-top: 1rem;
}

.preview-text p {
    font-size: 0.875rem;
    color: var(--muted);
}

/* System Display */
.system-display {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--card);
    border-radius: 12px;
    border: 1px solid var(--border);
    margin-bottom: 1rem;
    transition: all var(--transition-normal);
}

.preview-panel.dark .system-display {
    background: #1e1e2e;
    border-color: #2e2e3e;
}

.os-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    border-radius: 16px;
    color: white;
}

.system-info {
    display: flex;
    flex-direction: column;
}

.system-label {
    font-size: 0.75rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.system-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--foreground);
}

.preview-panel.dark .system-value {
    color: #f1f5f9;
}

.tip-box {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
}

.tip-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
}

.tip-box p {
    font-size: 0.8rem;
    color: var(--muted);
    margin: 0;
}

/* Method Explanation */
.method-explanation {
    background: var(--background);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.method-explanation h4 {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--muted);
}

.method-explanation ol {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.method-explanation li {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
}

.step {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
}

.method-explanation code {
    background: var(--code-bg);
    color: var(--syntax-value);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.8rem;
}

/* Inspector Section */
.inspector-section {
    background: var(--code-bg);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 4rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.inspector-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.inspector-header h2 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    color: var(--code-text);
    margin-bottom: 0.25rem;
}

.inspector-header svg {
    stroke: var(--primary);
}

.inspector-header p {
    color: var(--muted);
    font-size: 0.875rem;
}

.inspector-content {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.inspector-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    gap: 1rem;
    flex-wrap: wrap;
}

.inspector-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--syntax-property);
}

.inspector-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--syntax-string);
    background: rgba(0, 0, 0, 0.3);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: all var(--transition-normal);
}

.inspector-value.changed {
    background: rgba(34, 197, 94, 0.3);
    animation: flash 0.5s ease;
}

/* Comparison Section */
.comparison-section {
    margin-bottom: 4rem;
}

.comparison-section h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.comparison-table {
    background: var(--card);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.comparison-header,
.comparison-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 1px;
}

@media (max-width: 768px) {

    .comparison-header,
    .comparison-row {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
    }
}

.comparison-header {
    background: var(--primary);
    color: white;
    font-weight: 700;
    font-size: 0.8rem;
}

.comparison-header .col {
    padding: 1rem;
    text-align: center;
}

.comparison-header .col:first-child {
    text-align: left;
}

.comparison-row .col {
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    background: var(--background);
    transition: all var(--transition-fast);
}

.comparison-row:hover .col {
    background: var(--card);
}

.comparison-row .col.feature {
    justify-content: flex-start;
    font-weight: 600;
}

.check {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.75rem;
}

.check.full {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
}

.check.partial {
    background: rgba(234, 179, 8, 0.15);
    color: #eab308;
}

.check.auto {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
}

.rating {
    font-weight: 600;
    color: var(--primary);
}

/* About Section */
.about-section {
    background: linear-gradient(135deg, var(--card) 0%, var(--background) 100%);
    border-radius: 20px;
    padding: 3rem;
    border: 1px solid var(--border);
}

.about-content h2 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.about-intro {
    color: var(--muted);
    max-width: 800px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
    text-align: center;
    font-size: 1.05rem;
}

.about-content strong {
    color: var(--primary);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.about-card {
    background: var(--background);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all var(--transition-fast);
}

.about-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(99, 102, 241, 0.1);
}

.about-card h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.about-card p {
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.7;
}

.about-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.about-card li {
    font-size: 0.875rem;
    color: var(--muted);
    padding-left: 1.25rem;
    position: relative;
    line-height: 1.6;
}

.about-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

.about-card li strong {
    color: var(--foreground);
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.tech-tag {
    padding: 0.5rem 1rem;
    background: var(--primary);
    color: white;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.tech-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.875rem;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

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

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 0.75rem 1rem;
    }

    .nav-content {
        flex-wrap: wrap;
    }

    .nav-title {
        position: static;
        transform: none;
        order: -1;
        width: 100%;
        justify-content: center;
        margin-bottom: 0.5rem;
    }

    .hero {
        padding: 3rem 1rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .container {
        padding: 2rem 1rem;
    }

    .method-section {
        padding: 1.5rem;
    }

    .method-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .method-number {
        font-size: 2rem;
    }

    .inspector-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .about-section {
        padding: 2rem 1.5rem;
    }
}