/* ============================================================================
   BHASAGRID DOCS - FLAT PROFESSIONAL STYLESHEET
   Clean, Professional, Dual-Sidebar layout (Tailwind CSS / Stripe style)
   ============================================================================ */

:root {
    --bg-body: var(--bg-primary);
    --bg-sidebar: var(--glass-bg);
    --border-color: var(--glass-border);
    --text-tertiary: var(--text-secondary);
    --accent-color: var(--accent-purple);
    --accent-hover: var(--accent-cyan);
    --sidebar-width: 260px;
    --header-height: 64px;
    --toc-width: 220px;
}

/* Base Styles */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Geist', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text-primary);
    background: transparent;
    line-height: 1.7;
    visibility: visible !important;
    opacity: 1 !important;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
}

/* Subtle Watermark Background specifically for Docs */
.docs-page .portal-background::after {
    opacity: 0.12;
}

[data-theme="light"].docs-page .portal-background::after {
    opacity: 0.18;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* -------------------------------------------------------------------------- */
/* Header Navigation */
/* -------------------------------------------------------------------------- */
.docs-header {
    height: var(--header-height);
    border-bottom: 1px solid var(--border-color);
    background: var(--nav-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    position: sticky;
    top: 0;
    z-index: 50;
    width: 100%;
}

.header-container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 2rem;
}

.docs-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1.15rem;
    letter-spacing: -0.02em;
}

.logo-img {
    height: 28px;
    width: auto;
}

.docs-logo span {
    padding-left: 0.75rem;
    border-left: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-secondary {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 0.5rem 0.85rem;
    border-radius: 6px;
    font-weight: 500;
}
.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.btn-primary {
    font-size: 0.85rem;
    background: var(--accent-color);
    color: #ffffff;
    padding: 0.5rem 0.85rem;
    border-radius: 6px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(168, 85, 247, 0.25);
}
.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

/* -------------------------------------------------------------------------- */
/* Layout Grid */
/* -------------------------------------------------------------------------- */
.docs-wrapper {
    display: flex;
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    min-height: calc(100vh - var(--header-height));
}

/* Left Sidebar Navigation */
.docs-sidebar {
    width: var(--sidebar-width);
    flex-shrink: 0;
    border-right: 1px solid var(--border-color);
    height: calc(100vh - var(--header-height));
    position: sticky;
    top: var(--header-height);
    overflow-y: auto;
    padding: 1.5rem 0;
    background: transparent;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    padding: 0 1.5rem;
}

.nav-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.nav-group-title {
    font-size: 0.725rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-secondary);
    letter-spacing: 0.08em;
    opacity: 0.55;
    margin-bottom: 0.4rem;
    padding-left: 0.75rem;
}

.nav-group-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.nav-link {
    display: block;
    padding: 0.35rem 0.75rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    border-radius: 6px;
    transition: all 0.2s ease;
    border-left: 2px solid transparent;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    padding-left: 0.9rem;
}

.nav-link.active {
    background: rgba(168, 85, 247, 0.1);
    color: var(--accent-color);
    border-left-color: var(--accent-color);
    font-weight: 600;
}

/* Sidebar Subnav (Tree Outline) */
.sidebar-subnav {
    list-style: none;
    padding-left: 1rem;
    margin: 0.25rem 0 0.5rem 0.75rem;
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.subnav-link {
    display: block;
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    border-radius: 4px;
}

.subnav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
}

.subnav-link.active {
    color: var(--accent-color);
    font-weight: 600;
}

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

/* -------------------------------------------------------------------------- */
/* Main Content Area */
/* -------------------------------------------------------------------------- */
.docs-content {
    flex: 1;
    display: flex;
    padding: 3rem 4rem;
    gap: 4rem;
    min-width: 0; /* Prevents overflow */
}

.content-container {
    flex: 1;
    max-width: 780px;
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
    backdrop-filter: none;
}

.breadcrumb {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    margin-bottom: 1.5rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Typography Polish */
.doc-section {
    margin-bottom: 4rem;
    scroll-margin-top: calc(var(--header-height) + 2rem);
}

.hero-section {
    margin-bottom: 3rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    min-height: auto;
    padding: 0;
    background: transparent;
}

.doc-section h1, .docs-content h1 {
    font-size: 2.8rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
    line-height: 1.25;
}

.doc-section h2, .docs-content h2 {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-top: 4.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.6rem;
}

.doc-section h3, .docs-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-top: 2.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.docs-content p, .docs-content li {
    font-size: 0.975rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.docs-content ul, .docs-content ol {
    margin-bottom: 1.5rem;
    padding-left: 1.25rem;
}

.docs-content li {
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 0.25rem;
}

.docs-content code {
    font-family: 'Geist Mono', monospace;
    font-size: 0.85rem;
    padding: 0.15rem 0.35rem;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--accent-color);
}

.section-divider {
    border: 0;
    height: 1px;
    background: var(--border-color);
    margin: 3rem 0;
}

/* Callout Alerts */
.alert-box {
    background: rgba(168, 85, 247, 0.06);
    border: 1px solid rgba(168, 85, 247, 0.15);
    border-left: 4px solid var(--accent-color);
    padding: 1.25rem 1.5rem;
    border-radius: 8px;
    margin: 2rem 0;
    color: var(--text-primary);
}
.alert-box strong {
    color: var(--accent-color);
    font-weight: 600;
}

/* -------------------------------------------------------------------------- */
/* Code Blocks with Copy Utility */
/* -------------------------------------------------------------------------- */
.code-block-wrapper {
    background: rgba(15, 23, 42, 0.35);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    margin: 1.5rem 0;
    position: relative;
}

.code-header {
    background: rgba(15, 23, 42, 0.5);
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

pre {
    padding: 1.25rem;
    margin: 0;
    overflow-x: auto;
    font-family: 'Geist Mono', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
}

/* Sleek Copy Button */
.copy-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    font-weight: 500;
}

.copy-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border-color: var(--accent-color);
}

.copy-btn.copied {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border-color: #10b981;
}

/* -------------------------------------------------------------------------- */
/* Right TOC Table of Contents */
/* -------------------------------------------------------------------------- */
.toc-sidebar {
    width: var(--toc-width);
    flex-shrink: 0;
    position: sticky;
    top: calc(var(--header-height) + 3rem);
    height: fit-content;
    padding-left: 1.75rem;
    border-left: 1px solid var(--border-color);
    display: none;
}

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

.toc-container h4 {
    font-size: 0.725rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    letter-spacing: 0.08em;
    opacity: 0.55;
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toc-list a {
    font-size: 0.775rem;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    display: block;
    border-left: 2px solid transparent;
    padding-left: 0.75rem;
    margin-left: -1px;
}

.toc-list a:hover {
    color: var(--text-primary);
}

.toc-list a.active {
    color: var(--accent-color);
    border-left-color: var(--accent-color);
    font-weight: 600;
}

/* -------------------------------------------------------------------------- */
/* Inline Theme Toggle */
/* -------------------------------------------------------------------------- */
.docs-theme-toggle {
    position: relative;
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    padding: 3px;
    width: 68px;
    height: 34px;
    cursor: pointer;
    outline: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.docs-theme-toggle:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-color);
}

/* -------------------------------------------------------------------------- */
/* Light Theme Overrides */
/* -------------------------------------------------------------------------- */
[data-theme="light"] {
    --border-color: rgba(9, 13, 22, 0.12);
}

[data-theme="light"] .docs-header {
    box-shadow: 0 1px 0 0 rgba(9, 13, 22, 0.05);
}

[data-theme="light"] .btn-secondary:hover {
    background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .btn-primary {
    box-shadow: 0 4px 12px rgba(109, 40, 217, 0.15);
}

[data-theme="light"] .nav-link:hover {
    background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .nav-link.active {
    background: rgba(109, 40, 217, 0.08);
}

[data-theme="light"] .docs-content code {
    background: rgba(9, 13, 22, 0.05);
    border: 1px solid rgba(9, 13, 22, 0.08);
}

[data-theme="light"] .alert-box {
    background: rgba(109, 40, 217, 0.05);
    border-color: rgba(109, 40, 217, 0.15);
    color: var(--text-primary);
}

[data-theme="light"] .code-block-wrapper {
    background: rgba(255, 255, 255, 0.5);
    border-color: rgba(9, 13, 22, 0.12);
}

[data-theme="light"] .code-header {
    background: rgba(0, 0, 0, 0.02);
    border-bottom-color: rgba(9, 13, 22, 0.12);
}

[data-theme="light"] pre {
    color: var(--text-primary);
}

[data-theme="light"] .copy-btn {
    border-color: rgba(9, 13, 22, 0.15);
}
[data-theme="light"] .copy-btn:hover {
    background: rgba(0, 0, 0, 0.04);
}
[data-theme="light"] .copy-btn.copied {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
    border-color: #10b981;
}

[data-theme="light"] .docs-theme-toggle {
    background: rgba(255, 255, 255, 0.4);
}
[data-theme="light"] .docs-theme-toggle:hover {
    background: rgba(255, 255, 255, 0.7);
}

/* Mobile Toggle Button (Hidden on Desktop by default) */
.mobile-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--accent-color);
    color: #ffffff;
    border: none;
    border-radius: 50%;
    width: 52px;
    height: 52px;
    z-index: 999;
    box-shadow: 0 4px 16px rgba(168, 85, 247, 0.35);
    font-size: 1.35rem;
    cursor: pointer;
    transition: transform 0.2s, background-color 0.2s;
}
.mobile-toggle:hover {
    transform: scale(1.05);
    background: var(--accent-hover);
}

/* -------------------------------------------------------------------------- */
/* Responsive Design (collapsible sidebar drawer) */
/* -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .docs-wrapper {
        position: relative;
    }
    
    .docs-sidebar {
        position: fixed;
        left: -260px;
        top: var(--header-height);
        height: calc(100vh - var(--header-height));
        background: var(--bg-body);
        z-index: 100;
        transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        border-right: 1px solid var(--border-color);
        box-shadow: 10px 0 30px rgba(0, 0, 0, 0.15);
        backdrop-filter: blur(25px);
        -webkit-backdrop-filter: blur(25px);
    }
    
    .docs-sidebar.open {
        left: 0;
    }
    
    .docs-content {
        padding: 2.5rem 2rem;
        gap: 0;
    }
    
    /* Make Hamburger button visible */
    .mobile-toggle {
        display: flex !important;
    }
}

@media (max-width: 640px) {
    .docs-content {
        padding: 2rem 1.25rem;
    }
    
    .doc-section h1, .docs-content h1 {
        font-size: 2rem;
    }
    
    .doc-section h2, .docs-content h2 {
        font-size: 1.35rem;
        margin-top: 2.5rem;
    }
}