lightview/docs/assets/styles/site.css

A reactive UI library with features of Bau, Juris, and HTMX plus safe LLM UI generation

/* ========================================
   Lightview Documentation Site Styles
   "Why be heavy when you can be light?"
   ======================================== */

/* ============= CSS Variables ============= */
:root {
    /* Brand Colors - Light Theme */
    --site-primary: #6366f1;
    --site-primary-hover: #4f46e5;
    --site-primary-light: #e0e7ff;
    --site-primary-dark: #4338ca;

    --site-accent: #f59e0b;
    --site-accent-hover: #d97706;
    --site-accent-light: #fef3c7;

    --site-success: #10b981;
    --site-warning: #f59e0b;
    --site-danger: #ef4444;
    --site-info: #06b6d4;

    /* Backgrounds */
    --site-bg: #fafafa;
    --site-bg-alt: #f1f5f9;
    --site-surface: #ffffff;
    --site-surface-elevated: #ffffff;

    /* Text */
    --site-text: #1e293b;
    --site-text-secondary: #64748b;
    --site-text-muted: #94a3b8;

    /* Borders */
    --site-border: #e2e8f0;
    --site-border-hover: #cbd5e1;

    /* Code */
    --site-code-bg: #f1f5f9;
    --site-code-text: #1e293b;

    /* Shadows */
    --site-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --site-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --site-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --site-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

    /* Spacing */
    --site-nav-height: 64px;
    --site-content-max-width: 1200px;
    --site-sidebar-width: 260px;

    /* Transitions */
    --site-transition: 0.2s ease;
    --site-transition-slow: 0.3s ease;

    /* Typography */
    --site-font: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --site-font-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, 'Liberation Mono', monospace;

    /* Border Radius */
    --site-radius-sm: 4px;
    --site-radius: 8px;
    --site-radius-lg: 12px;
    --site-radius-xl: 16px;
}

/* Dark Theme */
[data-theme="dark"] {
    --site-primary: #818cf8;
    --site-primary-hover: #a5b4fc;
    --site-primary-light: #312e81;
    --site-primary-dark: #c7d2fe;

    --site-accent: #fbbf24;
    --site-accent-hover: #fcd34d;
    --site-accent-light: #78350f;

    --site-bg: #0f172a;
    --site-bg-alt: #1e293b;
    --site-surface: #1e293b;
    --site-surface-elevated: #334155;

    --site-text: #f1f5f9;
    --site-text-secondary: #94a3b8;
    --site-text-muted: #64748b;

    --site-border: #334155;
    --site-border-hover: #475569;

    --site-code-bg: #1e293b;
    --site-code-text: #e2e8f0;

    --site-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --site-shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
    --site-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --site-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--site-font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--site-text);
    background-color: var(--site-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--site-primary);
    text-decoration: none;
    transition: color var(--site-transition);
}

a:hover {
    color: var(--site-primary-hover);
}

img {
    max-width: 100%;
    height: auto;
}

/* ============= Navigation ============= */
.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--site-nav-height);
    background: var(--site-surface);
    border-bottom: 1px solid var(--site-border);
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    z-index: 1000;
    backdrop-filter: blur(8px);
    background: rgba(255, 255, 255, 0.9);
}

[data-theme="dark"] .site-nav {
    background: rgba(15, 23, 42, 0.9);
}

.nav-brand {
    display: flex;
    align-items: center;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--site-text);
}

.logo-link:hover {
    color: var(--site-primary);
}

.logo {
    width: 36px;
    height: 36px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-left: 2rem;
}

.nav-link {
    padding: 0.5rem 0.875rem;
    border-radius: var(--site-radius);
    color: var(--site-text-secondary);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: all var(--site-transition);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-link:hover {
    color: var(--site-text);
    background: var(--site-bg-alt);
}

.nav-link.active {
    color: var(--site-primary);
    background: var(--site-primary-light);
}

.external-icon {
    opacity: 0.5;
}

.nav-actions {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
}

.nav-toggle-icon {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--site-text);
    position: relative;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--site-text);
    left: 0;
}

.nav-toggle-icon::before {
    top: -7px;
}

.nav-toggle-icon::after {
    top: 7px;
}

/* Mobile Navigation */
@media (max-width: 900px) {
    .nav-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: var(--site-nav-height);
        left: auto;
        right: 0;
        width: 50vw;
        background: var(--site-surface);
        border-bottom: 1px solid var(--site-border);
        border-left: 1px solid var(--site-border);
        flex-direction: column;
        padding: 1rem;
        gap: 0.25rem;
        margin-left: 0;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all var(--site-transition-slow);
    }

    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-link {
        width: 100%;
        padding: 0.75rem 1rem;
    }
}

/* ============= Main Content ============= */
.site-content {
    margin-top: var(--site-nav-height);
    min-height: calc(100vh - var(--site-nav-height));
    margin-left: 2ch;
    margin-right: 2ch;
}

/* ============= Footer ============= */
.site-footer {
    background: var(--site-surface);
    border-top: 1px solid var(--site-border);
    padding: 3rem 1.5rem 1.5rem;
}

.footer-content {
    max-width: var(--site-content-max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-logo {
    width: 48px;
    height: 48px;
}

.footer-tagline {
    color: var(--site-text-secondary);
    font-style: italic;
    margin: 0;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--site-text);
    margin: 0 0 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-column a {
    color: var(--site-text-secondary);
    font-size: 0.9375rem;
}

.footer-column a:hover {
    color: var(--site-primary);
}

.footer-bottom {
    max-width: var(--site-content-max-width);
    margin: 2rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid var(--site-border);
    text-align: center;
}

.footer-bottom p {
    margin: 0;
    color: var(--site-text-muted);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .footer-links {
        grid-template-columns: 1fr;
    }
}

/* ============= Loading State ============= */
.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem;
    color: var(--site-text-muted);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--site-border);
    border-top-color: var(--site-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ============= Error Page ============= */
.error-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem;
    text-align: center;
}

.error-page h1 {
    font-size: 6rem;
    font-weight: 800;
    color: var(--site-primary);
    margin: 0;
    line-height: 1;
}

.error-page p {
    font-size: 1.25rem;
    color: var(--site-text-secondary);
    margin: 1rem 0 2rem;
}

/* ============= Buttons ============= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--site-radius);
    border: none;
    cursor: pointer;
    transition: all var(--site-transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--site-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--site-primary-hover);
    color: white;
}

.btn-secondary {
    background: var(--site-surface);
    color: var(--site-text);
    border: 1px solid var(--site-border);
}

.btn-secondary:hover {
    background: var(--site-bg-alt);
    border-color: var(--site-border-hover);
}

.btn-accent {
    background: var(--site-accent);
    color: #1e293b;
}

.btn-accent:hover {
    background: var(--site-accent-hover);
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1.0625rem;
}

.btn-sm {
    padding: 0.375rem 0.875rem;
    font-size: 0.875rem;
}

/* ============= Hero Section ============= */
.hero {
    max-height: calc(75vh - var(--site-nav-height));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 1.5rem;
    text-align: center;
    background: linear-gradient(135deg, var(--site-bg) 0%, var(--site-bg-alt) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 50% 50%, var(--site-primary-light) 0%, transparent 50%);
    opacity: 0.5;
    pointer-events: none;
}

.hero-content {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.hero-logo {
    width: 100px;
    height: 100px;
    margin-bottom: 0.25rem;
}



.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin: 0 0 0.25rem;
    background: linear-gradient(135deg, var(--site-primary) 0%, var(--site-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline {
    font-size: 1.5rem;
    color: var(--site-text-secondary);
    margin: 0 0 0.5rem;
    font-weight: 500;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--site-text-secondary);
    margin: 0 0 1.25rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    justify-content: center;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--site-border);
}

.hero-stat {
    text-align: center;
}

.hero-stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--site-primary);
}

.hero-stat-label {
    font-size: 0.875rem;
    color: var(--site-text-muted);
}

@media (max-width: 640px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-tagline {
        font-size: 1.25rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }
}

/* ============= Section Styles ============= */
.section {
    padding: 1.5rem 1.5rem;
}

.section-alt {
    background: var(--site-bg-alt);
}

.section-content {
    max-width: var(--site-content-max-width);
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin: 0 0 0.75rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--site-text-secondary);
    margin: 0;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ============= Feature Grid ============= */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    display: block;
    color: inherit;
    text-decoration: none;
    background: var(--site-surface);
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius-lg);
    padding: 1.5rem;
    transition: all var(--site-transition);
}

.feature-card:hover {
    border-color: var(--site-primary);
    box-shadow: var(--site-shadow-md);
    transform: translateY(-2px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--site-primary-light);
    border-radius: var(--site-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--site-primary);
}

.feature-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    color: var(--site-primary);
}

.feature-description {
    color: var(--site-text-secondary);
    margin: 0;
    font-size: 0.9375rem;
}


/* ============= Code Blocks ============= */
pre,
code {
    font-family: var(--site-font-mono);
}

code {
    background: var(--site-code-bg);
    color: var(--site-code-text);
    padding: 0.125rem 0.375rem;
    border-radius: var(--site-radius-sm);
    font-size: 0.875em;
}

pre {
    background: var(--site-code-bg);
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius);
    padding: 1rem 1.25rem;
    overflow-x: auto;
}

pre code {
    background: none;
    padding: 0;
    font-size: 0.875rem;
    line-height: 1.7;
}

/* ============= Cards ============= */
.card {
    background: var(--site-surface);
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius-lg);
    overflow: hidden;
}

.card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--site-border);
    background: var(--site-bg-alt);
}

.card-body {
    padding: 1.25rem;
}

.card-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--site-border);
    background: var(--site-bg-alt);
}

/* ============= Documentation Layout ============= */
.docs-layout {
    display: grid;
    grid-template-columns: var(--site-sidebar-width) 1fr;
    max-width: var(--site-content-max-width);
    margin: 0 auto;
    gap: 2rem;
    padding: 2rem 1.5rem;
}

.docs-sidebar {
    position: sticky;
    top: calc(var(--site-nav-height) + 2rem);
    height: fit-content;
    max-height: calc(100vh - var(--site-nav-height) - 4rem);
    overflow-y: auto;
}

.docs-nav {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.docs-nav-section {
    margin-bottom: 1.5rem;
}

.docs-nav-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--site-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0 0 0.5rem;
    padding: 0 0.75rem;
}

.docs-nav-link {
    display: block;
    padding: 0.5rem 0.75rem;
    color: var(--site-text-secondary);
    border-radius: var(--site-radius-sm);
    font-size: 0.9375rem;
}

.docs-nav-link:hover {
    color: var(--site-text);
    background: var(--site-bg-alt);
}

.docs-nav-link.active {
    color: var(--site-primary);
    background: var(--site-primary-light);
}

.docs-content {
    min-width: 0;
}

.docs-content h1 {
    font-size: 2.25rem;
    margin: 0 0 0.5rem;
}

.docs-content h2 {
    font-size: 1.5rem;
    margin: 2.5rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--site-border);
}

.docs-content h3 {
    font-size: 1.25rem;
    margin: 2rem 0 0.75rem;
}

.docs-content p {
    margin: 0 0 1rem;
}

.docs-content ul,
.docs-content ol {
    margin: 0 0 1rem;
    padding-left: 1.5rem;
}

.docs-content li {
    margin-bottom: 0.5rem;
}

@media (max-width: 900px) {
    .docs-layout {
        grid-template-columns: 1fr;
    }

    .docs-sidebar {
        position: static;
        max-height: none;
    }
}

/* ============= API Reference Table ============= */
.api-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

.api-table th,
.api-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--site-border);
}

.api-table th {
    background: var(--site-bg-alt);
    font-weight: 600;
    font-size: 0.875rem;
}

.api-table td code {
    white-space: nowrap;
}

/* ============= Playground ============= */
.playground-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    height: calc(100vh - var(--site-nav-height) - 4rem);
    padding: 2rem 1.5rem;
    max-width: 1600px;
    margin: 0 auto;
}

.playground-editor {
    display: flex;
    flex-direction: column;
    background: var(--site-surface);
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius-lg);
    overflow: hidden;
}

.playground-editor-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--site-bg-alt);
    border-bottom: 1px solid var(--site-border);
}

.playground-editor-title {
    font-weight: 600;
    font-size: 0.875rem;
}

.playground-textarea {
    flex: 1;
    width: 100%;
    padding: 1rem;
    font-family: var(--site-font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
    border: none;
    resize: none;
    background: var(--site-code-bg);
    color: var(--site-code-text);
}

.playground-textarea:focus {
    outline: none;
}

.playground-preview {
    display: flex;
    flex-direction: column;
    background: var(--site-surface);
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius-lg);
    overflow: hidden;
}

.playground-preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--site-bg-alt);
    border-bottom: 1px solid var(--site-border);
}

.playground-preview-content {
    flex: 1;
    padding: 1rem;
    overflow: auto;
}

.playground-examples {
    margin-top: 1rem;
}

.example-tray {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.example-btn {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
    background: var(--site-bg-alt);
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius);
    cursor: pointer;
    transition: all var(--site-transition);
}

.example-btn:hover {
    background: var(--site-primary-light);
    border-color: var(--site-primary);
    color: var(--site-primary);
}

@media (max-width: 900px) {
    .playground-container {
        grid-template-columns: 1fr;
        height: auto;
    }

    .playground-editor,
    .playground-preview {
        height: 400px;
    }
}

/* ============= Example Cards ============= */
.example-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.example-card {
    background: var(--site-surface);
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius-lg);
    overflow: hidden;
    transition: all var(--site-transition);
}

.example-card:hover {
    border-color: var(--site-primary);
    box-shadow: var(--site-shadow-md);
}

.example-card-preview {
    height: 160px;
    background: var(--site-bg-alt);
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.example-card-content {
    padding: 1rem 1.25rem;
}

.example-card-title {
    font-weight: 600;
    margin: 0 0 0.5rem;
}

.example-card-description {
    color: var(--site-text-secondary);
    font-size: 0.875rem;
    margin: 0;
}

/* ============= Component Demo ============= */
.component-demo {
    background: var(--site-bg-alt);
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius-lg);
    padding: 2rem;
    margin: 1.5rem 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ============= Inline Code Example ============= */
.code-example {
    margin: 1.5rem 0;
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius-lg);
    overflow: hidden;
}

.code-example-preview {
    padding: 1.5rem;
    background: var(--site-bg-alt);
    border-bottom: 1px solid var(--site-border);
}

.code-example-code {
    position: relative;
}

.code-example-code pre {
    margin: 0;
    border: none;
    border-radius: 0;
}

.code-example-actions {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    display: flex;
    gap: 0.5rem;
}

.code-copy-btn {
    padding: 0.375rem 0.625rem;
    font-size: 0.75rem;
    background: var(--site-surface);
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius-sm);
    cursor: pointer;
    opacity: 0.7;
    transition: all var(--site-transition);
}

.code-copy-btn:hover {
    opacity: 1;
}

[contenteditable] {
    outline: none;
    border-bottom: 1px dashed var(--site-text-muted);
}


/* ============= Utility Classes ============= */
.text-muted {
    color: var(--site-text-muted);
}

.text-secondary {
    color: var(--site-text-secondary);
}

.text-primary {
    color: var(--site-primary);
}

.text-accent {
    color: var(--site-accent);
}