/* OutWit Web Framework - Design System
 * Based on analysis of ratner.io and WitRPC.website color schemes
 * Features: Dark mode default, Light mode support, CSS Variables
 */

/* ============================================
   CSS RESET
   ============================================ */

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

/* ============================================
   CSS VARIABLES - COLOR SCHEME
   ============================================ */

:root {
    /* Typography */
    --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-family-mono: 'JetBrains Mono', 'Fira Code', Consolas, Monaco, monospace;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-xs: 0.75rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;

    /* Line Heights */
    --line-height-tight: 1.25;
    --line-height-base: 1.6;
    --line-height-relaxed: 1.75;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    /* Container */
    --container-max-width: 65rem;
    --container-wide-max-width: 83rem;
    --container-padding: 1rem;

    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 300;
    --z-tooltip: 400;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.2);

    /* Default: Dark Theme */
    color-scheme: dark;
}

/* ============================================
   DARK THEME (Default)
   ============================================ */

:root,
[data-theme="dark"] {
    /* Background Colors */
    --color-background: #0D1626;
    --color-surface: #1A2B4C;
    --color-surface-elevated: #243656;

    /* Text Colors */
    --color-text-primary: #F5F7FA;
    --color-text-secondary: #A9B4C2;
    --color-text-heading: #FFFFFF;
    --color-text-muted: #6B7A8F;

    /* Accent Colors - Neon Green from logos */
    --color-accent: #39FF14;
    --color-accent-hover: #2ECC10;
    --color-accent-subtle: rgba(57, 255, 20, 0.15);

    /* Secondary Accent - Blue */
    --color-accent-secondary: #007CF0;
    --color-accent-secondary-hover: #0066CC;

    /* UI Colors */
    --color-border: #2D3E5F;
    --color-border-hover: #3D4E6F;

    /* Semantic Colors */
    --color-success: #39FF14;
    --color-error: #FF6B6B;
    --color-warning: #FBBF24;
    --color-info: #60A5FA;

    /* Code Block Colors */
    --color-code-bg: #0F172A;
    --color-code-border: #1E293B;

    /* Search Highlight */
    --color-highlight: rgba(57, 255, 20, 0.3);

    /* Logo display toggles */
    --logo-light-display: none;
    --logo-dark-display: block;

    /* Table Colors */
    --color-table-header-bg: #1A2B4C;
    --color-table-row-even-bg: rgba(26, 43, 76, 0.5);

    /* Panel Colors (mobile menu, dropdowns) */
    --color-panel-bg: #1A2B4C;
    --color-panel-item-active-bg: rgba(57, 255, 20, 0.1);
}

/* ============================================
   LIGHT THEME
   ============================================ */

[data-theme="light"] {
    color-scheme: light;

    /* Background Colors */
    --color-background: #F5F7FA;
    --color-surface: #FFFFFF;
    --color-surface-elevated: #FFFFFF;

    /* Text Colors */
    --color-text-primary: #1A2B4C;
    --color-text-secondary: #5C6B7F;
    --color-text-heading: #0D1626;
    --color-text-muted: #6B7280; /* Darker gray for better contrast (WCAG AA compliant) */

    /* Accent Colors - Slightly darker green for light mode */
    --color-accent: #2E8555;
    --color-accent-hover: #257048;
    --color-accent-subtle: rgba(46, 133, 85, 0.1);

    /* Secondary Accent */
    --color-accent-secondary: #007CF0;
    --color-accent-secondary-hover: #0066CC;

    /* UI Colors */
    --color-border: #E5E7EB;
    --color-border-hover: #D1D5DB;

    /* Semantic Colors */
    --color-success: #22C55E;
    --color-error: #EF4444;
    --color-warning: #F59E0B;
    --color-info: #3B82F6;

    /* Code Block Colors */
    --color-code-bg: #F8FAFC;
    --color-code-border: #E2E8F0;

    /* Search Highlight */
    --color-highlight: rgba(46, 133, 85, 0.2);

    /* Logo display toggles */
    --logo-light-display: block;
    --logo-dark-display: none;

    /* Table Colors */
    --color-table-header-bg: #F9FAFB;
    --color-table-row-even-bg: rgba(0, 0, 0, 0.02);

    /* Panel Colors */
    --color-panel-bg: #FFFFFF;
    --color-panel-item-active-bg: rgba(46, 133, 85, 0.1);

    /* Adjust shadows for light mode */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.15);
}

/* ============================================
   BASE STYLES
   ============================================ */

html {
    font-family: var(--font-family-sans);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--color-background);
    color: var(--color-text-primary);
    min-height: 100vh;
    transition: background-color var(--transition-slow), color var(--transition-slow);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--color-text-heading);
    font-weight: 600;
    line-height: var(--line-height-tight);
    margin-bottom: 0.5em;
}

h1 {
    font-size: var(--font-size-4xl);
}

h2 {
    font-size: var(--font-size-3xl);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-base);
}

p {
    margin-bottom: 1em;
}

strong,
b {
    color: var(--color-text-heading);
    font-weight: 600;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:hover {
    text-decoration: underline;
    opacity: 0.85;
}

/* ============================================
   LAYOUT
   ============================================ */

.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.container--wide {
    max-width: var(--container-wide-max-width);
}

/* Site Layout */
.site-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.main-content {
    flex: 1;
}

/* ============================================
   HEADER
   ============================================ */

.header {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--color-text-heading);
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.header__logo:hover {
    text-decoration: none;
    opacity: 1;
}

.header__logo-image {
    height: 2rem;
    width: auto;
}

.header__site-name {
    color: var(--color-text-heading);
}

.header__nav {
    display: flex;
}

.header__nav-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    list-style: none;
}

.header__nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-sm) 0;
    transition: color var(--transition-fast);
}

.header__nav-link:hover,
.header__nav-link--active {
    color: var(--color-accent);
    text-decoration: none;
}

.header__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header__mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-primary);
    cursor: pointer;
    padding: var(--spacing-sm);
}

.header__mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-panel-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md);
}

.header__mobile-nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.header__mobile-link {
    color: var(--color-text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.header__mobile-link:hover,
.header__mobile-link--active {
    background-color: var(--color-panel-item-active-bg);
    color: var(--color-accent);
    text-decoration: none;
}

@media (max-width: 768px) {
    .header__nav {
        display: none;
    }

    .header__mobile-toggle {
        display: block;
    }

    .header__mobile-menu {
        display: block;
    }
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
    margin-top: var(--spacing-3xl);
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer__group-title {
    color: var(--color-text-heading);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer__link-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__link {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    text-decoration: none;
}

.footer__link:hover {
    color: var(--color-accent);
    text-decoration: none;
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer__copyright {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.footer__social {
    display: flex;
    gap: var(--spacing-md);
}

.footer__social-link {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer__social-link:hover {
    color: var(--color-accent);
}

/* ============================================
   PROSE (Content Styling)
   ============================================ */

.prose {
    max-width: 80ch;
    margin-left: auto;
    margin-right: auto;
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
}

.prose h1,
.prose h2,
.prose h3,
.prose h4,
.prose h5,
.prose h6 {
    margin-top: 1.5em;
}

.prose ul,
.prose ol {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.prose li {
    margin-bottom: 0.5rem;
}

.prose blockquote {
    border-left: 4px solid var(--color-accent);
    padding-left: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    color: var(--color-text-secondary);
    font-style: italic;
}

.prose hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--spacing-xl) 0;
}

/* ============================================
   CODE BLOCKS
   ============================================ */

code {
    font-family: var(--font-family-mono);
    font-size: 0.9em;
    background-color: var(--color-code-bg);
    padding: 0.2em 0.4em;
    border-radius: var(--radius-sm);
}

pre {
    font-family: var(--font-family-mono);
    background-color: var(--color-code-bg);
    border: 1px solid var(--color-code-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    overflow-x: auto;
    margin: var(--spacing-lg) 0;
}

pre code {
    background: none;
    padding: 0;
    font-size: var(--font-size-sm);
}

/* ============================================
   TABLES
   ============================================ */

.table-container {
    overflow-x: auto;
    margin: var(--spacing-xl) 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.table-container table {
    margin: 0;
}

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

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

thead th {
    font-weight: 600;
    background-color: var(--color-table-header-bg);
    border-bottom: 1px solid var(--color-border);
}

tbody tr:nth-child(even) {
    background-color: var(--color-table-row-even-bg);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    font-family: inherit;
    font-size: var(--font-size-base);
    font-weight: 600;
    line-height: 1;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: transform var(--transition-fast), opacity var(--transition-fast),
        background-color var(--transition-fast);
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-2px);
    opacity: 0.9;
    text-decoration: none;
}

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

.btn--primary {
    background-color: var(--color-accent);
    color: #000;
}

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

.btn--secondary:hover {
    border-color: var(--color-border-hover);
}

.btn--ghost {
    background-color: transparent;
    color: var(--color-text-primary);
}

.btn--ghost:hover {
    background-color: var(--color-surface);
}

.btn--sm {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
}

.btn--lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
}

/* ============================================
   FORMS
   ============================================ */

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.form-label {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.form-input,
.form-textarea {
    font-family: inherit;
    font-size: var(--font-size-base);
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-background);
    color: var(--color-text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-subtle);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
}

/* ============================================
   CARDS
   ============================================ */

.card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.card--clickable {
    cursor: pointer;
}

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

/* ============================================
   TAGS
   ============================================ */

.tag {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: var(--font-size-xs);
    font-weight: 500;
    background-color: var(--color-accent-subtle);
    color: var(--color-accent);
    border-radius: var(--radius-full);
    transition: background-color var(--transition-fast);
}

.tag:hover {
    background-color: var(--color-accent);
    color: #000;
    text-decoration: none;
}

/* ============================================
   ADMONITIONS / ALERTS
   ============================================ */

.admonition {
    padding: var(--spacing-md) var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    border-radius: var(--radius-lg);
    border-left: 4px solid;
}

.admonition--note {
    background-color: rgba(96, 165, 250, 0.1);
    border-color: var(--color-info);
}

.admonition--tip {
    background-color: rgba(57, 255, 20, 0.1);
    border-color: var(--color-success);
}

.admonition--warning {
    background-color: rgba(251, 191, 36, 0.1);
    border-color: var(--color-warning);
}

.admonition--danger {
    background-color: rgba(255, 107, 107, 0.1);
    border-color: var(--color-error);
}

.admonition__title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    font-size: var(--font-size-sm);
}

/* ============================================
   UTILITIES
   ============================================ */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mt-0 {
    margin-top: 0;
}

.mt-1 {
    margin-top: var(--spacing-sm);
}

.mt-2 {
    margin-top: var(--spacing-md);
}

.mt-3 {
    margin-top: var(--spacing-lg);
}

.mt-4 {
    margin-top: var(--spacing-xl);
}

.mt-5 {
    margin-top: var(--spacing-2xl);
}

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: var(--spacing-sm);
}

.mb-2 {
    margin-bottom: var(--spacing-md);
}

.mb-3 {
    margin-bottom: var(--spacing-lg);
}

.mb-4 {
    margin-bottom: var(--spacing-xl);
}

.mb-5 {
    margin-bottom: var(--spacing-2xl);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 1.875rem;
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.25rem;
    }

    .container {
        --container-padding: 1rem;
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-4xl: 1.5rem;
        --font-size-3xl: 1.25rem;
        --font-size-2xl: 1.125rem;
    }
}