/* Custom CSS for PyPSA-GB documentation */
/* Soft, calming color palette with sage green, warm neutrals, and pastels */

/* ===== LAYOUT: WIDER CONTENT AREA ===== */
:root {
    /* Reduce sidebar widths to give more space to content */
    --pst-sidebar-primary: 240px;      /* Left sidebar (was ~300px) */
    --pst-sidebar-secondary: 200px;    /* Right sidebar (was ~260px) */
}

.bd-container {
    max-width: 100% !important;
}

.bd-main .bd-content {
    max-width: none !important;
    padding: 2rem 3rem !important;
}

.bd-sidebar-primary {
    max-width: var(--pst-sidebar-primary) !important;
    width: var(--pst-sidebar-primary) !important;
}

.bd-sidebar-secondary {
    max-width: var(--pst-sidebar-secondary) !important;
    width: var(--pst-sidebar-secondary) !important;
}

/* ===== SOFT COLOR PALETTE ===== */
:root {
    /* Primary: Soft sage green */
    --pst-color-primary: #7ba591;
    --pst-color-primary-bg: #f0f5f3;
    
    /* Accent: Warm coral/peach */
    --pst-color-accent: #e8a87c;
    
    /* Success: Muted teal */
    --pst-color-success: #6ba89d;
    
    /* Info: Soft sky blue */
    --pst-color-info: #89b6d4;
    
    /* Warning: Warm honey */
    --pst-color-warning: #dbb368;
    
    /* Danger: Soft rose */
    --pst-color-danger: #d88b8b;
    
    /* Neutral tones */
    --pst-color-text: #3d4a47;
    --pst-color-text-muted: #6b7d77;
    --pst-color-background: #fdfefе;
    --pst-color-surface: #f8faf9;
    --pst-color-border: #e1e9e6;
}

/* ===== NOTEBOOK STYLING ===== */
.nbinput.container {
    margin: 1em 0;
    border-left: 3px solid var(--pst-color-primary);
    padding-left: 1em;
    background-color: var(--pst-color-primary-bg);
    border-radius: 0 4px 4px 0;
}

.nbinput.container.show {
    animation: slideDown 0.3s ease-in-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
    }
    to {
        opacity: 1;
        max-height: 1000px;
    }
}

.nboutput .output_area .plotly-graph-div {
    margin: 1em 0;
}

/* ===== DARK MODE ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --pst-color-primary: #93c4ab;
        --pst-color-primary-bg: #1a2622;
        --pst-color-accent: #e8b896;
        --pst-color-text: #e0e6e4;
        --pst-color-text-muted: #a0b0aa;
        --pst-color-background: #1a1f1e;
        --pst-color-surface: #242b29;
        --pst-color-border: #3a4541;
    }
    
    .bd-content {
        color: var(--pst-color-text);
    }
    
    code.literal {
        background-color: var(--pst-color-surface);
        color: var(--pst-color-primary);
        border: 1px solid var(--pst-color-border);
    }
    
    pre {
        background-color: var(--pst-color-surface);
        border-color: var(--pst-color-border);
        color: var(--pst-color-text);
    }
    
    .admonition {
        background-color: rgba(123, 165, 145, 0.1);
        border-left-color: var(--pst-color-primary);
    }
    
    .admonition.warning {
        background-color: rgba(219, 179, 104, 0.1);
        border-left-color: var(--pst-color-warning);
    }
    
    .admonition.danger {
        background-color: rgba(216, 139, 139, 0.1);
        border-left-color: var(--pst-color-danger);
    }
    
    .admonition.tip {
        background-color: rgba(107, 168, 157, 0.1);
        border-left-color: var(--pst-color-success);
    }
}

/* ===== NAVBAR STYLING ===== */
.navbar {
    background: linear-gradient(135deg, #a4c9b8 0%, #7ba591 100%);
    box-shadow: 0 2px 12px rgba(123, 165, 145, 0.15);
    padding: 0.9rem 0;
    border-bottom: 1px solid rgba(123, 165, 145, 0.2);
}

@media (prefers-color-scheme: dark) {
    .navbar {
        background: linear-gradient(135deg, #5a8a75 0%, #4a7361 100%);
        border-bottom: 1px solid rgba(147, 196, 171, 0.2);
    }
}

.navbar-text, .navbar-brand {
    color: white !important;
    font-weight: 600;
    font-size: 1.1rem;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.95) !important;
    transition: all 0.2s ease;
    padding: 0.5rem 1rem;
}

.navbar-nav .nav-link:hover {
    color: var(--pst-color-accent) !important;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

/* Fix dropdown "More" menu text visibility */
.navbar-nav .dropdown-toggle::after {
    color: rgba(255, 255, 255, 0.9);
}

.dropdown-menu {
    background-color: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--pst-color-border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-radius: 6px;
}

.dropdown-menu a,
.dropdown-menu .dropdown-header,
.dropdown-menu .nav-link {
    color: var(--pst-color-text) !important;
}

.dropdown-menu a:hover,
.dropdown-menu .nav-link:hover {
    background-color: var(--pst-color-primary-bg);
    color: var(--pst-color-primary) !important;
}

@media (prefers-color-scheme: dark) {
    .dropdown-menu {
        background-color: var(--pst-color-surface);
        border-color: var(--pst-color-border);
    }
    
    .dropdown-menu a,
    .dropdown-menu .dropdown-header,
    .dropdown-menu .nav-link {
        color: var(--pst-color-text) !important;
    }
    
    .dropdown-menu a:hover,
    .dropdown-menu .nav-link:hover {
        background-color: var(--pst-color-primary-bg);
        color: var(--pst-color-primary) !important;
    }
}

/* Header styling */
.bd-header {
    border-bottom: 2px solid var(--pst-color-primary);
}

@media (prefers-color-scheme: dark) {
    .bd-header {
        border-bottom: 2px solid var(--pst-color-primary);
    }
}

/* Content spacing - wider content area */
.bd-content {
    max-width: none !important;
}

/* Improve code block readability */
.highlight {
    background: var(--pst-color-surface) !important;
    border-radius: 6px;
    overflow-x: auto;
    border: 1px solid var(--pst-color-border);
}

@media (prefers-color-scheme: dark) {
    .highlight {
        background: var(--pst-color-surface) !important;
    }
}

.highlight code {
    font-size: 0.95em;
}

/* Make admonitions stand out with soft colors */
.admonition {
    border-left: 4px solid var(--pst-color-primary);
    border-radius: 6px;
    background-color: var(--pst-color-primary-bg);
    padding: 1rem 1.2rem;
    margin: 1.5em 0;
}

.admonition.warning {
    border-left-color: var(--pst-color-warning);
    background-color: rgba(219, 179, 104, 0.1);
}

.admonition.danger {
    border-left-color: var(--pst-color-danger);
    background-color: rgba(216, 139, 139, 0.1);
}

.admonition.tip {
    border-left-color: var(--pst-color-success);
    background-color: rgba(107, 168, 157, 0.1);
}

.admonition-title {
    font-weight: 600;
    color: var(--pst-color-text);
}

/* Improve table styling with soft colors */
table.docutils {
    border-collapse: collapse;
    width: 100%;
    border: 1px solid var(--pst-color-border);
    border-radius: 6px;
    overflow: hidden;
    margin: 1.5em 0;
}

@media (prefers-color-scheme: dark) {
    table.docutils {
        border-color: var(--pst-color-border);
    }
}

table.docutils th {
    background: linear-gradient(135deg, #a4c9b8 0%, #7ba591 100%);
    color: white;
    font-weight: 600;
    text-align: left;
}

@media (prefers-color-scheme: dark) {
    table.docutils th {
        background: linear-gradient(135deg, #5a8a75 0%, #4a7361 100%);
    }
}

table.docutils td {
    border-bottom: 1px solid var(--pst-color-border);
    padding: 0.75rem 1rem;
}

@media (prefers-color-scheme: dark) {
    table.docutils td {
        border-bottom: 1px solid var(--pst-color-border);
    }
}

table.docutils tr:hover {
    background-color: var(--pst-color-primary-bg);
}

@media (prefers-color-scheme: dark) {
    table.docutils tr:hover {
        background-color: rgba(123, 165, 145, 0.1);
    }
}

/* Configuration example boxes */
.config-example {
    background: linear-gradient(135deg, var(--pst-color-primary-bg) 0%, var(--pst-color-surface) 100%);
    border-left: 4px solid var(--pst-color-primary);
    border-radius: 6px;
    padding: 1rem;
}

@media (prefers-color-scheme: dark) {
    .config-example {
        background: linear-gradient(135deg, rgba(123, 165, 145, 0.1) 0%, var(--pst-color-surface) 100%);
    }
}

/* Code block styling */
pre {
    background-color: var(--pst-color-surface);
    border: 1px solid var(--pst-color-border);
    border-radius: 6px;
    overflow-x: auto;
    padding: 1rem;
}

code.literal {
    background-color: var(--pst-color-surface);
    border-radius: 3px;
    padding: 2px 6px;
    color: var(--pst-color-primary);
    border: 1px solid var(--pst-color-border);
}

/* Links */
a {
    color: var(--pst-color-primary);
    text-decoration: none;
    transition: all 0.2s ease;
}

a:hover {
    color: var(--pst-color-accent);
    text-decoration: underline;
}

@media (prefers-color-scheme: dark) {
    a {
        color: var(--pst-color-primary);
    }
    
    a:hover {
        color: var(--pst-color-accent);
    }
}

/* Sidebar styling */
.sidebar-primary {
    border-right: 1px solid var(--pst-color-border);
}

@media (prefers-color-scheme: dark) {
    .sidebar-primary {
        border-right: 1px solid var(--pst-color-border);
    }
}

/* Headings with soft color accents */
h1 {
    border-bottom: 3px solid var(--pst-color-primary);
    color: var(--pst-color-primary);
    padding-bottom: 0.5rem;
}

@media (prefers-color-scheme: dark) {
    h1 {
        border-bottom-color: var(--pst-color-primary);
        color: var(--pst-color-primary);
    }
}

h2 {
    color: var(--pst-color-text);
    margin-top: 2rem;
}

h3 {
    color: var(--pst-color-text-muted);
}

@media (prefers-color-scheme: dark) {
    h2, h3 {
        color: var(--pst-color-text);
    }
}

h3, h4, h5, h6 {
    color: var(--pst-color-text);
}

@media (prefers-color-scheme: dark) {
    h3, h4, h5, h6 {
        color: var(--pst-color-text);
    }
}

/* Button styling */
.btn-primary {
    background-color: var(--pst-color-primary);
    border-color: var(--pst-color-primary);
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background-color: var(--pst-color-accent);
    border-color: var(--pst-color-accent);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(123, 165, 145, 0.2);
}

/* Breadcrumb styling */
.breadcrumb {
    background-color: var(--pst-color-surface);
    border-radius: 6px;
}

@media (prefers-color-scheme: dark) {
    .breadcrumb {
        background-color: var(--pst-color-surface);
    }
}

.breadcrumb a {
    color: var(--pst-color-primary);
}

.breadcrumb .active {
    color: var(--pst-color-text-muted);
}

@media (prefers-color-scheme: dark) {
    .breadcrumb .active {
        color: var(--pst-color-text-muted);
    }
}

/* Badge styling */
.badge {
    background-color: var(--pst-color-primary);
    border-radius: 12px;
}

/* Use theme defaults for text spacing - remove custom values */
/* p, ul, ol, li will use browser/theme defaults */

/* ============================================================================
   WOW ENHANCEMENTS - Premium Documentation Styling
   ============================================================================ */

/* Smooth transitions on all interactive elements */
a, button, .btn, .nav-link, .card {
    transition: all 0.3s ease;
}

/* Card enhancements - hover effects */
.sd-card {
    border: 1px solid var(--pst-color-border);
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(123, 165, 145, 0.1);
    transition: all 0.3s ease;
    overflow: hidden;
}

.sd-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(123, 165, 145, 0.2);
    border-color: var(--pst-color-primary);
}

@media (prefers-color-scheme: dark) {
    .sd-card {
        border-color: var(--pst-color-border);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    }
    
    .sd-card:hover {
        box-shadow: 0 12px 24px rgba(147, 196, 171, 0.2);
        border-color: var(--pst-color-primary);
    }
}

.sd-card-title {
    font-weight: 600;
    color: var(--pst-color-primary);
    font-size: 1.1em;
}

@media (prefers-color-scheme: dark) {
    .sd-card-title {
        color: var(--pst-color-primary);
    }
}

/* Hero section styling for index page - SOFT SAGE GREEN GRADIENT */
.bd-content h1:first-of-type {
    font-size: 2.5rem;
    background: linear-gradient(135deg, #7ba591 0%, #a4c9b8 50%, #93c4ab 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    border-bottom: none;
    margin-bottom: 0.5em;
    font-weight: 700;
}

@media (prefers-color-scheme: dark) {
    .bd-content h1:first-of-type {
        background: linear-gradient(135deg, #93c4ab 0%, #b8dbc8 50%, #a4c9b8 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
}

/* Code blocks with syntax highlighting enhancement */
.highlight {
    position: relative;
    border-left: 4px solid var(--pst-color-primary);
}

.highlight::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #7ba591 0%, #a4c9b8 50%, #93c4ab 100%);
    border-radius: 6px 6px 0 0;
}

@media (prefers-color-scheme: dark) {
    .highlight {
        border-left-color: var(--pst-color-primary);
    }
    
    .highlight::before {
        background: linear-gradient(90deg, #5a8a75 0%, #7ba591 50%, #93c4ab 100%);
    }
}

/* Copy button enhancement */
.copybtn {
    background: var(--pst-color-primary) !important;
    border-radius: 6px !important;
    transition: all 0.3s ease !important;
}

.copybtn:hover {
    background: var(--pst-color-accent) !important;
    transform: scale(1.1);
}

/* Mermaid diagram styling */
.mermaid {
    background: linear-gradient(135deg, var(--pst-color-surface) 0%, var(--pst-color-primary-bg) 100%);
    border-radius: 12px;
    padding: 2em;
    margin: 2em 0;
    border: 1px solid var(--pst-color-border);
}

@media (prefers-color-scheme: dark) {
    .mermaid {
        background: linear-gradient(135deg, var(--pst-color-surface) 0%, rgba(123, 165, 145, 0.05) 100%);
        border-color: var(--pst-color-border);
    }
}

/* Feature list checkmarks */
.bd-content ul li::marker {
    color: var(--pst-color-primary);
}

/* Keyboard shortcuts / inline code */
kbd {
    background: linear-gradient(180deg, #f8f8f8 0%, #e8e8e8 100%);
    border: 1px solid #ccc;
    border-radius: 4px;
    box-shadow: 0 2px 0 #999;
    padding: 2px 6px;
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
    font-size: 0.9em;
}

@media (prefers-color-scheme: dark) {
    kbd {
        background: linear-gradient(180deg, #444 0%, #333 100%);
        border-color: #555;
        box-shadow: 0 2px 0 #222;
        color: #e0e0e0;
    }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #7ba591 0%, #a4c9b8 100%);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #93c4ab 0%, #7ba591 100%);
}

@media (prefers-color-scheme: dark) {
    ::-webkit-scrollbar-track {
        background: var(--pst-color-surface);
    }
    
    ::-webkit-scrollbar-thumb {
        background: linear-gradient(180deg, #5a8a75 0%, #7ba591 100%);
    }
    
    ::-webkit-scrollbar-thumb:hover {
        background: linear-gradient(180deg, #7ba591 0%, #93c4ab 100%);
    }
}

/* Blockquote styling */
blockquote {
    border-left: 4px solid var(--pst-color-primary);
    background: linear-gradient(90deg, var(--pst-color-primary-bg) 0%, transparent 100%);
    margin: 1.5em 0;
    padding: 1em 1.5em;
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: var(--pst-color-text);
}

@media (prefers-color-scheme: dark) {
    blockquote {
        background: linear-gradient(90deg, rgba(123, 165, 145, 0.1) 0%, transparent 100%);
        color: var(--pst-color-text);
    }
}

/* Version badge styling */
.version {
    background: linear-gradient(135deg, #7ba591 0%, #a4c9b8 100%);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
}

/* Footer styling */
footer {
    border-top: 2px solid var(--pst-color-border);
    margin-top: 3rem;
    padding-top: 2rem;
}

@media (prefers-color-scheme: dark) {
    footer {
        border-top-color: var(--pst-color-border);
    }
}

/* Animated gradient for special elements */
@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.highlight-box {
    background: linear-gradient(-45deg, #7ba591, #a4c9b8, #93c4ab, #7ba591);
    background-size: 400% 400%;
    animation: gradient-shift 8s ease infinite;
    color: white;
    padding: 1.5em;
    border-radius: 12px;
    margin: 2em 0;
}

/* Search input styling */
input[type="search"], input[type="text"] {
    border: 2px solid var(--pst-color-border);
    border-radius: 8px;
    padding: 0.6em 1em;
    transition: all 0.3s ease;
}

input[type="search"]:focus, input[type="text"]:focus {
    border-color: var(--pst-color-primary);
    box-shadow: 0 0 0 3px rgba(123, 165, 145, 0.2);
    outline: none;
}

@media (prefers-color-scheme: dark) {
    input[type="search"], input[type="text"] {
        background-color: var(--pst-color-surface);
        border-color: var(--pst-color-border);
        color: var(--pst-color-text);
    }
    
    input[type="search"]:focus, input[type="text"]:focus {
        border-color: var(--pst-color-primary);
        box-shadow: 0 0 0 3px rgba(147, 196, 171, 0.2);
    }
}

/* Table of contents highlight */
.page-toc .active {
    border-left: 3px solid var(--pst-color-primary);
    padding-left: 0.5em;
    font-weight: 600;
}

@media (prefers-color-scheme: dark) {
    .page-toc .active {
        border-left-color: var(--pst-color-primary);
    }
}

/* Print-friendly styles */
@media print {
    .navbar, .sidebar-primary, .page-toc {
        display: none !important;
    }
    
    .bd-content {
        max-width: 100%;
        padding: 0;
    }
}