/* Brand Page Styles */

/* Main Container */
.design-system-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: calc(100vh - 200px);
    max-width: 1800px;
    width: 100%;
    margin: 0 auto;
    gap: 0;
    box-sizing: border-box;
    overflow-x: hidden;
}

/* Sidebar */
.design-system-sidebar {
    position: sticky;
    top: 80px;
    height: fit-content;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    background: var(--bg-secondary);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem 0;
}

.sidebar-header {
    padding: 0 1.5rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-title {
    font-family: 'Fira Code', monospace;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.sidebar-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    padding: 1.5rem 0;
}

.sidebar-link {
    padding: 0.75rem 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border-left: 2px solid transparent;
    font-family: 'Inter', sans-serif;
}

.sidebar-link:hover {
    color: var(--accent-primary);
    background: rgba(96, 165, 250, 0.08);
}

.sidebar-link.active {
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
    background: rgba(96, 165, 250, 0.1);
}

/* Scrollbar for sidebar */
.design-system-sidebar::-webkit-scrollbar {
    width: 6px;
}

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

.design-system-sidebar::-webkit-scrollbar-thumb {
    background: rgba(96, 165, 250, 0.3);
    border-radius: 3px;
}

.design-system-sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(96, 165, 250, 0.5);
}

/* Main Content */
.design-system-content {
    padding: 2rem 4rem 4rem;
    max-width: 1200px;
    width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
}

/* Hero Section */
.design-system-hero {
    padding: 3rem 0 4rem;
    text-align: center;
}

.design-system-hero-title {
    font-family: 'Fira Code', monospace;
    font-size: 3rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-weight: 700;
    overflow-wrap: break-word;
    word-wrap: break-word;
    word-break: break-word;
}

.code-bracket {
    color: var(--accent-primary);
}

.design-system-hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    overflow-wrap: break-word;
    word-wrap: break-word;
    padding: 0 1rem;
    box-sizing: border-box;
}

/* Brand Sections */
.design-system-section {
    margin-bottom: 5rem;
    scroll-margin-top: 100px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.section-title {
    font-family: 'Fira Code', monospace;
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-weight: 600;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.section-description {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    line-height: 1.7;
    margin-bottom: 2rem;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.subsection-title {
    font-family: 'Fira Code', monospace;
    font-size: 1.25rem;
    color: var(--text-primary);
    margin: 2.5rem 0 1.5rem;
    font-weight: 600;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

/* Info Card */
.info-card {
    background: rgba(96, 165, 250, 0.08);
    border: 1px solid rgba(96, 165, 250, 0.2);
    border-radius: 12px;
    padding: 1.5rem 2rem;
    margin: 2rem 0;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.info-card-title {
    font-family: 'Fira Code', monospace;
    font-size: 1.125rem;
    color: var(--accent-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
}

.info-list li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.info-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: 600;
}

/* Placeholder Card */
.placeholder-card {
    background: var(--bg-secondary);
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 3rem 2rem;
    text-align: center;
    max-width: 600px;
    margin: 2rem auto;
}

.placeholder-icon {
    font-size: 3rem;
    color: var(--text-secondary);
    opacity: 0.4;
    margin-bottom: 1rem;
}

.placeholder-title {
    font-family: 'Fira Code', monospace;
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

/* Logo Showcase */
.logo-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin: 2rem 0;
}

.logo-demo {
    padding: 3rem 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.logo-demo-dark {
    background: #0a1128;
}

.logo-demo-light {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.1);
}

.logo-demo:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.brand-text {
    font-family: 'Inter', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
}

.logo-demo-dark .brand-text {
    color: #e4e4e7;
}

.logo-demo-light .brand-text {
    color: #0f172a;
}

.placeholder-text {
    color: var(--text-secondary);
    font-size: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

/* Color Grid */
.color-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.color-swatch {
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    position: relative;
}

.color-swatch:hover {
    border-color: rgba(96, 165, 250, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.color-preview {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* Color preview backgrounds */
.color-blue-primary { background-color: #60a5fa; }
.color-blue-light { background-color: #2563eb; }
.color-indigo { background-color: #818cf8; }
.color-purple { background-color: #a855f7; }
.color-green { background-color: #34d399; }
.color-yellow { background-color: #fbbf24; }
.color-pink { background-color: #ec4899; }
.color-orange { background-color: #fb923c; }
.color-bg-dark-1 { background-color: #0a1128; border: 1px solid rgba(255,255,255,0.1); }
.color-bg-dark-2 { background-color: #0f1a35; border: 1px solid rgba(255,255,255,0.1); }
.color-bg-dark-3 { background-color: #162544; border: 1px solid rgba(255,255,255,0.1); }
.color-bg-light-1 { background-color: #ffffff; border: 1px solid rgba(0,0,0,0.1); }
.color-bg-light-2 { background-color: #f8fafc; border: 1px solid rgba(0,0,0,0.1); }
.color-bg-light-3 { background-color: #f1f5f9; border: 1px solid rgba(0,0,0,0.1); }
.color-text-dark-1 { background-color: #e4e4e7; border: 1px solid rgba(0,0,0,0.1); }
.color-text-dark-2 { background-color: #a1a1aa; border: 1px solid rgba(0,0,0,0.1); }
.color-text-light-1 { background-color: #0f172a; border: 1px solid rgba(255,255,255,0.1); }
.color-text-light-2 { background-color: #475569; border: 1px solid rgba(255,255,255,0.1); }
.color-syntax-dark-keywords { background-color: #c792ea !important; border: 1px solid rgba(0,0,0,0.1) !important; }
.color-syntax-dark-strings { background-color: #c3e88d !important; border: 1px solid rgba(0,0,0,0.1) !important; }
.color-syntax-dark-properties { background-color: #82aaff !important; border: 1px solid rgba(0,0,0,0.1) !important; }
.color-syntax-dark-comments { background-color: #697098 !important; border: 1px solid rgba(0,0,0,0.1) !important; }
.color-syntax-light-keywords { background-color: #9333ea !important; border: 1px solid rgba(0,0,0,0.1) !important; }
.color-syntax-light-strings { background-color: #16a34a !important; border: 1px solid rgba(0,0,0,0.1) !important; }
.color-syntax-light-properties { background-color: #0284c7 !important; border: 1px solid rgba(0,0,0,0.1) !important; }
.color-syntax-light-comments { background-color: #64748b !important; border: 1px solid rgba(0,0,0,0.1) !important; }

.color-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.color-name {
    font-size: 0.9375rem;
    color: var(--text-primary);
    font-weight: 500;
}

.color-hex {
    font-family: 'Fira Code', monospace;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.copy-button {
    background: rgba(96, 165, 250, 0.1);
    border: none;
    border-radius: 6px;
    padding: 0.5rem;
    color: var(--accent-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 1rem;
}

.copy-button:hover {
    background: rgba(96, 165, 250, 0.2);
    transform: scale(1.1);
}

.copy-button.copied {
    background: rgba(52, 211, 153, 0.2);
    color: var(--accent-green);
}

/* Typography Specimens */
.typography-specimen {
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.typography-name {
    font-family: 'Fira Code', monospace;
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.typography-usage {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 1.5rem;
}

.typography-sample {
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.typography-sample:last-child {
    margin-bottom: 0;
}

.sample-label {
    display: block;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sample-text-fira {
    font-family: 'Fira Code', monospace;
    font-size: 1.125rem;
    color: var(--text-primary);
    margin: 0;
}

.sample-text-inter {
    font-family: 'Inter', sans-serif;
    font-size: 1.125rem;
    color: var(--text-primary);
    margin: 0;
}

/* Font weight utilities */
.font-weight-500 { font-weight: 500; }
.font-weight-600 { font-weight: 600; }
.font-weight-700 { font-weight: 700; }

/* Heading Scale */
.heading-scale {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.heading-example {
    color: var(--text-primary);
    margin: 0;
    padding: 1rem;
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
}

.h1-example { font-size: 3rem; }
.h2-example { font-size: 2rem; }
.h3-example { font-size: 1.5rem; }
.h4-example { font-size: 1.25rem; }
.h5-example { font-size: 1.125rem; }
.h6-example { font-size: 1rem; }

/* Icon Grid */
.icon-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1rem;
}

.icon-item {
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
}

.icon-item:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.icon-demo {
    font-size: 2rem;
    color: var(--accent-primary);
}

.icon-name {
    font-family: 'Fira Code', monospace;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    text-align: center;
}

/* Spacing Scale */
.spacing-scale {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.spacing-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.spacing-visual {
    background: var(--accent-primary);
    border-radius: 4px;
    flex-shrink: 0;
}

/* Spacing size classes */
.spacing-05 { width: 0.5rem; height: 0.5rem; }
.spacing-1 { width: 1rem; height: 1rem; }
.spacing-15 { width: 1.5rem; height: 1.5rem; }
.spacing-2 { width: 2rem; height: 2rem; }
.spacing-3 { width: 3rem; height: 3rem; }
.spacing-4 { width: 4rem; height: 4rem; }

.spacing-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.spacing-value {
    font-family: 'Fira Code', monospace;
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.spacing-pixels {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Animation Demos */
.animation-demos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.animation-demo-item {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.animation-box {
    background: var(--accent-primary);
    padding: 2rem 1rem;
    border-radius: 12px;
    text-align: center;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.animation-fast { transition-duration: 0.2s; }
.animation-default { transition-duration: 0.3s; }
.animation-slow { transition-duration: 0.4s; }

.animation-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: center;
}

/* Code Blocks */
.code-block {
    background: rgba(10, 17, 40, 0.8);
    border: 1px solid rgba(96, 165, 250, 0.2);
    border-radius: 12px;
    padding: 1.5rem;
    margin: 2rem 0;
    overflow-x: auto;
}

.code-sample {
    font-family: 'Fira Code', monospace;
    font-size: 0.9375rem;
    color: #e4e4e7;
    display: block;
    white-space: pre;
    line-height: 1.6;
}

/* Component Demos */
.component-demo {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin: 2rem 0;
    padding: 2rem;
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, #60a5fa, #818cf8);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(96, 165, 250, 0.4);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    border-color: var(--accent-primary);
    background: rgba(96, 165, 250, 0.1);
}

.btn-ghost {
    background: transparent;
    color: var(--accent-primary);
    border: none;
}

.btn-ghost:hover {
    background: rgba(96, 165, 250, 0.1);
}

/* Load More Button */
.load-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 1rem;
    background: rgba(96, 165, 250, 0.1);
    color: var(--text-secondary);
    border: 1px solid rgba(96, 165, 250, 0.4);
    border-radius: 6px;
    font-family: 'Fira Code', monospace;
    font-size: 0.875rem;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.3s ease;
}

.load-more-btn .comment-slash {
    color: #697098;
    margin-right: 0.25rem;
    font-weight: 600;
}

.load-more-btn:hover {
    background: rgba(96, 165, 250, 0.15);
    border-color: var(--accent-primary);
}

.load-more-btn:active {
    transform: translateY(1px);
}

/* Glowing Link Button */
.glowing-link-btn {
    color: #888;
    text-decoration: none;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s ease;
    padding: 4px 12px;
    border: 1px solid #333;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    animation: subtle-glow 3s ease-in-out infinite;
}

.glowing-link-btn:hover {
    color: #c3e88d;
    border-color: #c3e88d;
    text-decoration: none;
    box-shadow: 0 0 10px rgba(195, 232, 141, 0.3);
    animation: none;
}

@keyframes subtle-glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(195, 232, 141, 0.1);
    }
    50% {
        box-shadow: 0 0 8px rgba(195, 232, 141, 0.2);
    }
}

/* RSS Subscribe Button */
.rss-button {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    background-color: rgba(34, 211, 238, 0.15);
    border: 1px solid rgba(34, 211, 238, 0.5);
    border-radius: 6px;
    color: #22d3ee;
    text-decoration: none;
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.rss-button:hover {
    background-color: rgba(34, 211, 238, 0.25);
    border-color: #22d3ee;
    color: #22d3ee;
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 0 10px rgba(34, 211, 238, 0.3);
}

.rss-button i {
    font-size: 0.85rem;
}

[data-theme="light"] .rss-button {
    background-color: rgba(14, 165, 233, 0.1);
    border: 1px solid rgba(14, 165, 233, 0.4);
    color: #075985;
}

[data-theme="light"] .rss-button:hover {
    background-color: rgba(14, 165, 233, 0.15);
    border-color: #075985;
    color: #075985;
    box-shadow: 0 0 10px rgba(14, 165, 233, 0.2);
}

/* Inline Link Button */
.inline-link-btn {
    color: #60a5fa;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    background: rgba(96, 165, 250, 0.15);
    border: 1px solid rgba(96, 165, 250, 0.3);
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
}

.inline-link-btn:hover {
    color: var(--accent-purple);
    text-decoration: none;
    background: rgba(129, 140, 248, 0.12);
    border-color: rgba(129, 140, 248, 0.4);
    box-shadow: 0 0 12px rgba(96, 165, 250, 0.2);
    transform: translateY(-1px);
}

.inline-link-btn i {
    font-size: 0.75rem;
    transition: transform 0.3s ease;
}

.inline-link-btn:hover i {
    transform: translateX(3px);
}

/* Feed Link Button */
.feed-link {
    color: var(--accent-primary);
    text-decoration: none;
    font-family: 'Fira Code', monospace;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    background: rgba(96, 165, 250, 0.1);
    border-radius: 6px;
    border: 1px solid rgba(96, 165, 250, 0.2);
}

.feed-link:hover {
    gap: 0.75rem;
    background: rgba(96, 165, 250, 0.15);
    border-color: var(--accent-primary);
    transform: translateX(4px);
}

.feed-link i {
    font-size: 0.875rem;
    transition: transform 0.3s ease;
}

.feed-link:hover i {
    transform: translateX(4px);
}

/* GitHub Button */
.btn-github {
    padding: 1rem 2.5rem;
    font-family: 'Fira Code', monospace;
    font-size: 1rem;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    background: linear-gradient(135deg, #24292e, #1a1e22);
    color: white;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn-github:hover {
    background: linear-gradient(135deg, #1a1e22, #0d1117);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(96, 165, 250, 0.3);
    border-color: var(--accent-primary);
}

/* Handbook Module Button */
.handbook-module-btn {
    background: #1a1a1a;
    color: #c3e88d;
    padding: 12px 24px;
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    border: 1px solid #c3e88d;
}

.handbook-module-btn:hover {
    background: #2a2a2a;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(195, 232, 141, 0.3);
}

/* Demo Card */
.demo-card {
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    flex: 1;
    min-width: 280px;
    transition: all 0.3s ease;
}

.demo-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.demo-card-title {
    font-family: 'Fira Code', monospace;
    font-size: 1.125rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.demo-card-text {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 0.75rem;
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
}

.badge-success {
    background: rgba(52, 211, 153, 0.15);
    color: #34d399;
    border: 1px solid rgba(52, 211, 153, 0.3);
}

.badge-info {
    background: rgba(96, 165, 250, 0.15);
    color: #60a5fa;
    border: 1px solid rgba(96, 165, 250, 0.3);
}

.badge-warning {
    background: rgba(251, 191, 36, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.badge-error {
    background: rgba(248, 113, 113, 0.15);
    color: #f87171;
    border: 1px solid rgba(248, 113, 113, 0.3);
}

/* Feed Type Badges */
.feed-type {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.type-article {
    background-color: rgba(96, 165, 250, 0.15);
    color: #60a5fa;
}

.type-project {
    background-color: rgba(16, 185, 129, 0.15);
    color: #10b981;
}

.type-talk {
    background-color: rgba(251, 146, 60, 0.15);
    color: #fb923c;
}

/* Light mode variants with WCAG AA compliant colors */
[data-theme="light"] .type-article {
    background-color: rgba(37, 99, 235, 0.1);
    color: #1e40af;
}

[data-theme="light"] .type-project {
    background-color: rgba(5, 150, 105, 0.1);
    color: #047857;
}

[data-theme="light"] .type-talk {
    background-color: rgba(234, 88, 12, 0.1);
    color: #c2410c;
}

/* Freelance Badge */
.freelance-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(34, 197, 94, 0.15);
    border: 1.5px solid rgba(34, 197, 94, 0.5);
    border-radius: 100px;
    color: #22c55e;
    font-size: 0.875rem;
    font-weight: 600;
}

.freelance-badge i {
    font-size: 1rem;
}

/* Tags */
.tag {
    font-family: 'Fira Code', monospace;
    font-size: 0.7rem;
    padding: 0.25rem 0.6rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.tag:hover {
    transform: none;
    background: rgba(96, 165, 250, 0.1);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

[data-theme="light"] .tag {
    background: rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 0, 0, 0.12);
    color: var(--text-secondary);
}

[data-theme="light"] .tag:hover {
    background: rgba(37, 99, 235, 0.08);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* Links */
.design-system-link {
    color: var(--accent-primary);
    text-decoration: none;
    transition: all 0.2s ease;
    border-bottom: 1px solid transparent;
}

.design-system-link:hover {
    border-bottom-color: var(--accent-primary);
}

/* Light Mode Overrides */
[data-theme="light"] .design-system-sidebar {
    background: #ffffff;
    border-right-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .sidebar-header {
    border-bottom-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .sidebar-link:hover {
    background: rgba(37, 99, 235, 0.08);
}

[data-theme="light"] .sidebar-link.active {
    background: rgba(37, 99, 235, 0.1);
}

[data-theme="light"] .info-card {
    background: rgba(37, 99, 235, 0.06);
    border-color: rgba(37, 99, 235, 0.2);
}

[data-theme="light"] .placeholder-card {
    border-color: rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .color-swatch,
[data-theme="light"] .typography-specimen,
[data-theme="light"] .icon-item,
[data-theme="light"] .demo-card,
[data-theme="light"] .heading-example,
[data-theme="light"] .component-demo {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .color-swatch:hover,
[data-theme="light"] .icon-item:hover,
[data-theme="light"] .demo-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .logo-demo {
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .logo-demo:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .code-block {
    background: #f8fafc;
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .code-sample {
    color: #0f172a;
}

[data-theme="light"] .typography-sample {
    background: rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .btn-secondary {
    background: #f8fafc;
    border-color: rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .load-more-btn {
    background: rgba(37, 99, 235, 0.08);
    border: 1.5px solid rgba(37, 99, 235, 0.3);
    color: var(--text-primary);
}

[data-theme="light"] .load-more-btn:hover {
    background: rgba(37, 99, 235, 0.12);
    border-color: var(--accent-primary);
}

[data-theme="light"] .load-more-btn .comment-slash {
    color: #64748b;
}

[data-theme="light"] .glowing-link-btn {
    color: var(--text-secondary);
    border-color: rgba(0, 0, 0, 0.15);
    animation: subtle-glow-light 3s ease-in-out infinite;
}

[data-theme="light"] .glowing-link-btn:hover {
    color: #16a34a;
    border-color: #16a34a;
    box-shadow: 0 0 10px rgba(22, 163, 74, 0.2);
    animation: none;
}

@keyframes subtle-glow-light {
    0%, 100% {
        box-shadow: 0 0 5px rgba(22, 163, 74, 0.1);
    }
    50% {
        box-shadow: 0 0 8px rgba(22, 163, 74, 0.15);
    }
}

[data-theme="light"] .handbook-module-btn {
    background: #ffffff;
    color: #15803d;
    border: 2px solid #15803d;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .handbook-module-btn:hover {
    background: #f0fdf4;
    box-shadow: 0 6px 16px rgba(21, 128, 61, 0.2);
}

/* Responsive Design */
@media (max-width: 992px) {
    .design-system-container {
        grid-template-columns: 1fr;
    }

    .design-system-sidebar {
        display: none;
    }

    .sidebar-toggle {
        display: none;
    }

    .design-system-content {
        padding: 2rem 1.5rem;
        padding-top: 2rem;
    }

    .design-system-hero-title {
        font-size: 2rem;
    }

    .design-system-hero-subtitle {
        font-size: 1.0625rem;
    }

    .section-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 768px) {
    .design-system-content {
        padding: 2rem 1rem;
        padding-top: 2rem;
    }

    .design-system-hero {
        padding: 2rem 0 3rem;
    }

    .design-system-hero-title {
        font-size: 1.75rem;
    }

    .color-grid {
        grid-template-columns: 1fr;
    }

    .logo-showcase {
        grid-template-columns: 1fr;
    }

    .icon-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }

    .spacing-scale {
        grid-template-columns: 1fr;
    }

    .animation-demos {
        grid-template-columns: 1fr;
    }

    .component-demo {
        flex-direction: column;
        align-items: center;
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .design-system-content {
        padding: 1.5rem 1rem;
        padding-top: 1.5rem;
    }

    .design-system-hero {
        padding: 1.5rem 0 2.5rem;
    }

    .design-system-hero-title {
        font-size: 1.5rem;
    }

    .design-system-hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.35rem;
    }

    .subsection-title {
        font-size: 1.125rem;
    }

    .component-demo {
        padding: 1.25rem;
        gap: 0.875rem;
    }

    .btn, .btn-primary, .btn-secondary {
        font-size: 0.875rem;
        padding: 0.65rem 1.25rem;
    }

    .feed-link, .inline-link-btn, .btn-github {
        font-size: 0.875rem;
        padding: 0.65rem 1.25rem;
    }

    .load-more-btn {
        font-size: 0.875rem;
        padding: 0.65rem 1rem;
    }

    .rss-button {
        font-size: 0.875rem;
        padding: 0.65rem 1.25rem;
    }

    .glowing-link-btn {
        font-size: 0.875rem;
        padding: 0.65rem 1.25rem;
    }

    .color-swatch {
        padding: 1rem;
    }

    .color-preview {
        width: 50px;
        height: 50px;
    }

    .code-sample {
        font-size: 0.8125rem;
    }

    .h1-example { font-size: 2rem; }
    .h2-example { font-size: 1.5rem; }
    .h3-example { font-size: 1.25rem; }
}