/* Nilearn-inspired custom styling for neuroai documentation */

/* ===== HERO WELCOME BANNER ===== */

.hero-welcome-banner {
    text-align: center;
    padding: 2em 0 1em;
    margin-bottom: 1em;
    animation: banner-fade-in 0.8s ease-out;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.2em;
}

@keyframes banner-fade-in {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.banner-brain-icon {
    font-size: 3em;
    color: var(--color-brand-primary);
    animation: brain-pulse 2s ease-in-out infinite;
    display: inline-block;
}

@keyframes brain-pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.12);
    }
}

.banner-text {
    display: inline-block;
    font-size: 2.2em;
    font-weight: 900;
    background: linear-gradient(90deg, var(--color-brand-primary), #6BB6FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1px;
    vertical-align: middle;
}

/* ===== SIDEBAR BRAND ===== */

.sidebar-brand {
    display: flex !important;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 0.5rem !important;
    text-decoration: none;
    color: inherit !important;
}

.sidebar-brand .sidebar-brand-text {
    background: linear-gradient(90deg, var(--color-brand-primary), #6BB6FF) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
    font-weight: 900 !important;
    font-size: 1.1em !important;
    letter-spacing: 0.3px;
}

/* Hide view/edit page links at top right */
.view-this-page,
.edit-this-page {
    display: none !important;
}

/* ===== HERO TAGLINE MAIN (Aggressive Glitch) ===== */

.hero-section-root {
    max-width: 900px;
    margin: 0 auto 1rem;
    padding: 0 1rem;
    text-align: center;
}

.hero-tagline-main {
    font-size: 2em;
    font-weight: 800;
    color: var(--color-foreground-primary);
    line-height: 1.3;
    margin: 0 0 0.5rem 0;
    letter-spacing: -0.4px;
    word-spacing: 0.15em;
}

.hero-subtitle {
    font-size: 1.05em;
    color: var(--color-foreground-secondary);
    line-height: 1.5;
    margin: 0;
}

/* ---- Sidebar: all packages stay visible; only current expands ---- */
/* Furo naturally expands .current items — no extra hiding needed.
   Non-current toctree-l1 items are visible but collapsed. */

/* Dim (but don't hide) sibling package links when inside a package */
.sidebar-tree > ul > li.toctree-l1:not(.current) > a {
    opacity: 0.65;
    transition: opacity 0.15s;
}
.sidebar-tree > ul > li.toctree-l1:not(.current) > a:hover {
    opacity: 1;
}

/* Hide sphinx-gallery noise (execution times, etc.) in sidebar */
.sidebar-tree a[href*="sg_execution_times"] {
    display: none !important;
}

/* Improve overall readability and fix layout */
body {
    font-size: 16px;
    line-height: 1.6;
}

/* Ensure the main content area uses available space effectively */
.content-wrapper {
    max-width: none;
}

.content {
    max-width: none;
}

/* Better responsive behavior */
@media (min-width: 768px) {
    .document {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

/* Code selector takes full available width */
.code-selector {
    max-width: none;
    width: 100%;
    margin: 1.5rem 0;
}

/* Style code blocks with subtle rounded corners */
.highlight {
    border-radius: 4px;
}

/* Better table styling */
table.docutils {
    border: none;
    border-collapse: collapse;
}

table.docutils td,
table.docutils th {
    border: 1px solid var(--color-background-border);
    padding: 8px;
}

table.docutils th {
    background-color: var(--color-background-secondary);
    font-weight: 600;
}

/* Style admonitions with rounded corners */
.admonition {
    border-radius: 4px;
}

/* Improve sidebar navigation */
.sidebar-tree .reference {
    font-size: 0.9rem;
}

/* FIX: Adjust API signature positioning to prevent overlap with blue bar */
dl.py > dt {
    padding-left: 0.5rem !important;
    position: relative;
}

/* Position the blue bar as a left border instead of background */
dl.py.class > dt::before,
dl.py.function > dt::before,
dl.py.method > dt::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background-color: var(--color-brand-primary);
}

/* Remove Furo's default background styling that might be causing issues */
dl.py > dt {
    background-color: transparent !important;
}

/* Better spacing for code signatures */
.sig-param {
    margin-right: 0.3em;
}

/* Allow long signatures to wrap properly */
.sig {
    display: block;
    white-space: pre-wrap;
    word-wrap: break-word;
    padding-right: 1rem;
}

/* Ensure proper line breaking for long parameter lists */
.sig-paren {
    white-space: normal;
}

/* ---- Dark-mode fixes for sphinx-gallery output cells ---- */
/* Furo sets [data-theme="dark"] on <body>; these rules make
   gallery code/output cells inherit the dark palette instead
   of being bright white. */

@media (prefers-color-scheme: dark) {
    body:not([data-theme="light"]) .sphx-glr-script-out .highlight,
    body:not([data-theme="light"]) .sphx-glr-script-out .highlight pre {
        background-color: var(--color-code-background) !important;
        color: var(--color-code-foreground) !important;
    }
    body:not([data-theme="light"]) .sphx-glr-script-out {
        background-color: var(--color-background-secondary) !important;
        border-color: var(--color-background-border) !important;
    }
    /* Gallery thumbnail cards */
    body:not([data-theme="light"]) .sphx-glr-thumbcontainer {
        background-color: var(--color-background-secondary) !important;
    }
    /* Matplotlib plot output containers */
    body:not([data-theme="light"]) .sphx-glr-multi-img,
    body:not([data-theme="light"]) img.sphx-glr-single-img,
    body:not([data-theme="light"]) .figure img {
        background-color: transparent !important;
    }
}

/* Explicit dark toggle (user clicked the dark button) */
body[data-theme="dark"] .sphx-glr-script-out .highlight,
body[data-theme="dark"] .sphx-glr-script-out .highlight pre {
    background-color: var(--color-code-background) !important;
    color: var(--color-code-foreground) !important;
}
body[data-theme="dark"] .sphx-glr-script-out {
    background-color: var(--color-background-secondary) !important;
    border-color: var(--color-background-border) !important;
}
body[data-theme="dark"] .sphx-glr-thumbcontainer {
    background-color: var(--color-background-secondary) !important;
}
body[data-theme="dark"] .sphx-glr-multi-img,
body[data-theme="dark"] img.sphx-glr-single-img,
body[data-theme="dark"] .figure img {
    background-color: transparent !important;
}

/* ---- Vertical pipeline flow on neuralset landing page ---- */
.pipeline-vertical {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    max-width: 600px;
    margin: 1.5rem auto;
}

.pipeline-step-link {
    display: block;
    width: 100%;
    text-decoration: none !important;
    color: inherit !important;
}

.pipeline-vcard {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 0.9rem 1.2rem;
    min-height: 120px;
    width: 100%;
    box-sizing: border-box;
    border: 1px solid var(--color-background-border);
    border-left: 4px solid var(--color-brand-primary);
    border-radius: 6px;
    background: var(--color-background-secondary);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.pipeline-vcard-body {
    flex: 1;
    min-width: 0;
}

.pipeline-vcard:hover {
    transform: translateX(4px);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.pipeline-vcard-icon {
    font-size: 1.5rem;
    color: var(--color-brand-primary);
    flex-shrink: 0;
    width: 2rem;
    text-align: center;
}

.pipeline-vcard-title {
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 0.15rem;
}

.pipeline-vcard-desc {
    font-size: 0.85rem;
    opacity: 0.8;
    line-height: 1.4;
}

.pipeline-varrow {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--color-brand-primary);
    opacity: 0.6;
    text-align: center;
    line-height: 1;
    padding: 0.15rem 0;
}

/* ---- Pipeline sub-links (Walkthrough / Advanced / Extension pills) ---- */
.pipeline-sub-links {
    display: flex;
    gap: 0.4rem;
    margin-top: 0.45rem;
    flex-wrap: wrap;
}

.pipeline-sub-link {
    display: inline-block;
    padding: 0.15rem 0.6rem;
    font-size: 0.72rem;
    font-weight: 600;
    border-radius: 12px;
    text-decoration: none !important;
    color: var(--color-brand-primary) !important;
    border: 1px solid var(--color-brand-primary);
    transition: background-color 0.15s, color 0.15s;
    white-space: nowrap;
}

.pipeline-sub-link:hover {
    background-color: var(--color-brand-primary);
    color: white !important;
}

/* ---- Hub diagram: sources → neuralfetch → events ---- */
.hub-diagram {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    max-width: 640px;
    margin: 1.8rem auto;
    font-family: inherit;
}

.hub-sources {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem 0.6rem;
    margin-bottom: 0.2rem;
}

.hub-source {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.75rem;
    font-size: 0.82rem;
    font-weight: 600;
    border-radius: 20px;
    border: 1.5px solid var(--color-background-border);
    background: var(--color-background-secondary);
    color: var(--color-foreground-secondary);
    white-space: nowrap;
    transition: border-color 0.2s, transform 0.15s;
}

.hub-source:hover {
    border-color: var(--color-brand-primary);
    transform: translateY(-2px);
}

.hub-source i {
    font-size: 0.9rem;
    opacity: 0.7;
}

.hub-arrows {
    display: flex;
    justify-content: center;
    gap: 0.3rem;
    color: var(--color-brand-primary);
    opacity: 0.5;
    font-size: 1rem;
    line-height: 1;
    padding: 0.3rem 0;
    letter-spacing: 0.8rem;
}

.hub-center {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
    padding: 0.8rem 2rem;
    border-radius: 10px;
    border: 2.5px solid var(--color-brand-primary);
    background: var(--color-background-primary);
    box-shadow: 0 2px 12px rgba(100, 100, 200, 0.10);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-brand-primary);
}

.hub-center i {
    font-size: 1.3rem;
}

.hub-arrow-down {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--color-brand-primary);
    opacity: 0.5;
    text-align: center;
    line-height: 1;
    padding: 0.3rem 0;
}

.hub-output {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.7rem 1.8rem;
    border-radius: 8px;
    background: var(--color-background-secondary);
    border: 1.5px solid var(--color-background-border);
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--color-foreground-secondary);
}

.hub-output code {
    font-size: 0.85rem;
    padding: 0.1rem 0.4rem;
    border-radius: 3px;
    background: var(--color-code-background);
}

/* ---- Landing page hero logo ---- */
.landing-logo {
    display: block;
    margin: 0 auto 1.5rem auto;
    max-width: 280px;
}

/* ---- Landing page hero badge ---- */
.landing-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    font-weight: 700;
    color: var(--color-foreground-primary);
}

.landing-badge i {
    color: var(--color-brand-primary);
}

.landing-badge--hero {
    justify-content: center;
    margin: 0 auto 1.5rem auto;
    font-size: 1.75rem;
    display: flex !important;
    align-items: center;
    gap: 0.8rem;
}

.landing-badge--hero i {
    font-size: 1.8em;
    animation: brain-pulse 2s ease-in-out infinite;
}

.landing-badge--hero span {
    background: linear-gradient(90deg, var(--color-brand-primary), #6BB6FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    letter-spacing: 0.5px;
}

/* ---- Root landing-page grid cards ---- */
.landing-card {
    text-align: center;
}

/* ---- Pipeline accordion panels ---- */
.pipeline-accordion-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    width: 100%;
    margin-top: 0;
}

.pipeline-accordion-panel.open {
    margin-top: 0.6rem;
}

.pipeline-accordion-panel pre {
    margin: 0;
    padding: 0.6rem 0.8rem;
    font-size: 0.78rem;
    line-height: 1.45;
    border-radius: 4px;
    background: var(--color-code-background);
    color: var(--color-code-foreground);
    overflow-x: auto;
}

.pipeline-accordion-panel .accordion-footer {
    margin-top: 0.3rem;
    font-size: 0.75rem;
}

.pipeline-accordion-panel .accordion-footer a {
    color: var(--color-brand-primary);
    text-decoration: none;
    font-weight: 600;
}

.pipeline-accordion-panel .accordion-footer a:hover {
    text-decoration: underline;
}

/* Active pill highlight */
.pipeline-sub-link.pipeline-accordion-toggle.active {
    background-color: var(--color-brand-primary);
    color: white !important;
}

/* ---- Hero section for encoding/decoding page ---- */
.hero-section {
    text-align: center;
    margin: 2rem auto 3rem;
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-brand-primary);
    margin-bottom: 1rem;
    justify-content: center;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.5;
    color: var(--color-foreground-secondary);
    margin: 0;
}

/* ---- Encoding flow visualization ---- */
.encoding-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin: 2rem auto;
    max-width: 800px;
    flex-wrap: wrap;
}

.flow-step {
    flex: 1;
    min-width: 180px;
    text-align: center;
    padding: 1rem;
    background: var(--color-background-secondary);
    border: 1px solid var(--color-background-border);
    border-radius: 8px;
    transition: transform 0.2s ease;
}

.flow-step:hover {
    transform: translateY(-2px);
}

.flow-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.flow-content {
    font-size: 0.9rem;
    line-height: 1.4;
}

.flow-arrow {
    font-size: 1.5rem;
    color: var(--color-brand-primary);
    font-weight: bold;
    opacity: 0.7;
}

@media (max-width: 600px) {
    .encoding-flow {
        flex-direction: column;
    }
    .flow-arrow {
        transform: rotate(90deg);
    }
}

/* ---- Enhanced code block labels ---- */
.code-block-label {
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    color: var(--color-brand-primary);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.code-block-label i {
    opacity: 0.8;
}

/* ---- Tips section ---- */
.tips-section {
    margin: 3rem auto 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 800px;
}

.tip-card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.2rem;
    background: var(--color-background-secondary);
    border: 1px solid var(--color-background-border);
    border-left: 4px solid var(--color-brand-primary);
    border-radius: 8px;
    transition: box-shadow 0.2s ease;
}

.tip-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.tip-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.tip-content {
    font-size: 0.9rem;
    line-height: 1.5;
}

.tip-content a {
    color: var(--color-brand-primary);
    text-decoration: none;
    font-weight: 600;
}

.tip-content a:hover {
    text-decoration: underline;
}
.code-selector {
    max-width: none;
    width: 100%;
    margin: 1.5rem 0;
}

.selector-compact {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.selector-item {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.selector-item .selector-label {
    font-weight: 700;
    font-size: 0.85rem;
    white-space: nowrap;
}

.selector-item select {
    padding: 0.25rem 0.5rem;
    border: 1px solid var(--color-brand-primary);
    border-radius: 6px;
    background: var(--color-background-secondary);
    color: var(--color-foreground-primary);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    outline: none;
}

.selector-item select:focus {
    box-shadow: 0 0 0 2px rgba(68, 138, 255, 0.3);
}

.code-block-wrapper {
    margin-top: 1.2rem;
    position: relative;
}

/* Copy button for dynamic code blocks */
.copy-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    color: var(--color-foreground-secondary);
    padding: 0.4rem;
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    opacity: 0.6;
    transition: all 0.2s ease;
    backdrop-filter: blur(5px);
    z-index: 10;
    min-width: 2rem;
    height: 2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
}

.copy-btn:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.copy-btn.copied {
    background: rgba(76, 175, 80, 0.2);
    border-color: rgba(76, 175, 80, 0.4);
    color: #4CAF50;
    min-width: 7.5rem;
    padding: 0.4rem 0.6rem;
}

/* Dark mode copy button */
@media (prefers-color-scheme: dark) {
    body:not([data-theme="light"]) .copy-btn {
        background: rgba(0, 0, 0, 0.3);
        border-color: rgba(255, 255, 255, 0.1);
    }
    body:not([data-theme="light"]) .copy-btn:hover {
        background: rgba(0, 0, 0, 0.5);
        border-color: rgba(255, 255, 255, 0.2);
    }
}

body[data-theme="dark"] .copy-btn {
    background: rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.1);
}

body[data-theme="dark"] .copy-btn:hover {
    background: rgba(0, 0, 0, 0.5);
    border-color: rgba(255, 255, 255, 0.2);
}

/* ---- Harmonise sphinx-copybutton with our brain+spark feedback ---- */
/* Override the success state so it shows the same "Copied ⚡🧠" text */
button.copybtn.success {
    background: rgba(76, 175, 80, 0.2) !important;
    border-color: rgba(76, 175, 80, 0.4) !important;
}

button.copybtn.success svg {
    display: none !important;
}

button.copybtn.success::after {
    content: 'Copied ⚡🧠';
    font-size: 0.72rem;
    font-weight: 700;
    color: #4CAF50;
    white-space: nowrap;
}

.code-block-label {
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: 0.3rem;
    color: var(--color-foreground-secondary);
}

.code-block-wrapper pre {
    position: relative;
    margin: 0;
    padding: 0.8rem 1rem;
    font-size: 0.8rem;
    line-height: 1.5;
    border-radius: 6px;
    background: var(--color-code-background);
    color: var(--color-code-foreground);
    overflow-x: auto;
    border: 1px solid var(--color-background-border);
    font-family: 'SFMono-Regular', 'Menlo', 'Monaco', 'Consolas', 'Liberation Mono', 'Courier New', monospace;
}

/* Enhanced syntax highlighting for dynamic code blocks */
.code-block-wrapper code {
    background: none;
    color: inherit;
}

/* Syntax highlighting styles (light mode) */
.highlight-comment { color: #008000; font-style: italic; }
.highlight-string { color: #800080; }
.highlight-keyword { color: #2C2CFF; font-weight: bold; }
.highlight-builtin { color: #2C2CFF; }
.highlight-number { color: #2C8553; font-weight: bold; }
.highlight-function { font-weight: bold; font-style: italic; }
.highlight-operator { color: #666666; }

/* Dark mode syntax highlighting */
@media (prefers-color-scheme: dark) {
    body:not([data-theme="light"]) .highlight-comment { color: #959077; }
    body:not([data-theme="light"]) .highlight-string { color: #E6DB74; }
    body:not([data-theme="light"]) .highlight-keyword { color: #66D9EF; }
    body:not([data-theme="light"]) .highlight-builtin { color: #A6E22E; }
    body:not([data-theme="light"]) .highlight-number { color: #AE81FF; }
    body:not([data-theme="light"]) .highlight-function { color: #A6E22E; font-weight: bold; }
    body:not([data-theme="light"]) .highlight-operator { color: #FF4689; }
}

body[data-theme="dark"] .highlight-comment { color: #959077; }
body[data-theme="dark"] .highlight-string { color: #E6DB74; }
body[data-theme="dark"] .highlight-keyword { color: #66D9EF; }
body[data-theme="dark"] .highlight-builtin { color: #A6E22E; }
body[data-theme="dark"] .highlight-number { color: #AE81FF; }
body[data-theme="dark"] .highlight-function { color: #A6E22E; font-weight: bold; }
body[data-theme="dark"] .highlight-operator { color: #FF4689; }

.code-separator {
    text-align: center;
    font-size: 0.85rem;
    font-weight: 600;
    opacity: 0.55;
    margin: 1.2rem 0 0.2rem;
}

/* Better dark mode for dynamic code blocks */
@media (prefers-color-scheme: dark) {
    body:not([data-theme="light"]) .code-block-wrapper pre {
        background: #272822;
        color: #F8F8F2;
        border-color: #3e3d32;
    }
}

body[data-theme="dark"] .code-block-wrapper pre {
    background: #272822;
    color: #F8F8F2;
    border-color: #3e3d32;
}

/* ---- Workflow diagram ---- */
.workflow-diagram {
    margin: 3rem 0;
    max-width: none;
    width: 100%;
    background: var(--color-background-secondary);
    border: 1px solid var(--color-background-border);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.workflow-title {
    text-align: center;
    font-size: 1.3rem;
    color: var(--color-brand-primary);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
}

.workflow-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr auto 1fr;
    gap: 1rem;
    align-items: center;
    margin-bottom: 2rem;
}

@media (max-width: 800px) {
    .workflow-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

.workflow-section {
    background: var(--color-background-primary);
    border: 1px solid var(--color-background-border);
    border-radius: 8px;
    padding: 1.2rem;
    text-align: center;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-brand-primary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.workflow-items {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.workflow-item {
    padding: 0.7rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: transform 0.15s ease;
}

.workflow-item:hover {
    transform: scale(1.02);
}

.data-item {
    background: #E3F2FD;
    color: #1976D2;
    border: 1px solid #BBDEFB;
}

.extract-item {
    background: #F3E5F5;
    color: #7B1FA2;
    border: 1px solid #E1BEE7;
}

.model-item {
    background: #E8F5E8;
    color: #388E3C;
    border: 1px solid #C8E6C9;
}

.result-item {
    background: #FFF3E0;
    color: #F57C00;
    border: 1px solid #FFE0B2;
}

/* Dark mode workflow items */
@media (prefers-color-scheme: dark) {
    body:not([data-theme="light"]) .data-item {
        background: rgba(25, 118, 210, 0.2);
        color: #64B5F6;
        border-color: rgba(25, 118, 210, 0.3);
    }
    body:not([data-theme="light"]) .extract-item {
        background: rgba(123, 31, 162, 0.2);
        color: #CE93D8;
        border-color: rgba(123, 31, 162, 0.3);
    }
    body:not([data-theme="light"]) .model-item {
        background: rgba(56, 142, 60, 0.2);
        color: #A5D6A7;
        border-color: rgba(56, 142, 60, 0.3);
    }
    body:not([data-theme="light"]) .result-item {
        background: rgba(245, 124, 0, 0.2);
        color: #FFB74D;
        border-color: rgba(245, 124, 0, 0.3);
    }
}

body[data-theme="dark"] .data-item {
    background: rgba(25, 118, 210, 0.2);
    color: #64B5F6;
    border-color: rgba(25, 118, 210, 0.3);
}

body[data-theme="dark"] .extract-item {
    background: rgba(123, 31, 162, 0.2);
    color: #CE93D8;
    border-color: rgba(123, 31, 162, 0.3);
}

body[data-theme="dark"] .model-item {
    background: rgba(56, 142, 60, 0.2);
    color: #A5D6A7;
    border-color: rgba(56, 142, 60, 0.3);
}

body[data-theme="dark"] .result-item {
    background: rgba(245, 124, 0, 0.2);
    color: #FFB74D;
    border-color: rgba(245, 124, 0, 0.3);
}

.workflow-connector {
    text-align: center;
    color: var(--color-brand-primary);
}

@media (max-width: 800px) {
    .workflow-connector {
        transform: rotate(90deg);
    }
}

.connector-arrow {
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 0.3rem;
}

.connector-label {
    font-size: 0.75rem;
    opacity: 0.8;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.workflow-note {
    background: rgba(68, 138, 255, 0.1);
    border: 1px solid rgba(68, 138, 255, 0.2);
    border-radius: 8px;
    padding: 1rem 1.5rem;
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-brand-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
}

.workflow-note i {
    opacity: 0.8;
}

/* ---- Study Dashboard ---- */

.dash-summary {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.2rem;
}

.dash-stat {
    flex: 1 1 120px;
    text-align: center;
    padding: 0.8rem 0.6rem;
    border-radius: 8px;
    background: var(--color-background-secondary);
    border: 1px solid var(--color-background-border);
}

.dash-stat-num {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--color-brand-primary);
    line-height: 1.2;
}

.dash-stat-label {
    font-size: 0.78rem;
    font-weight: 600;
    opacity: 0.65;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.dash-search-row {
    margin-bottom: 0.8rem;
}

.dash-search {
    width: 100%;
    padding: 0.55rem 0.9rem;
    border: 1px solid var(--color-background-border);
    border-radius: 6px;
    font-size: 0.88rem;
    background: var(--color-background-primary);
    color: var(--color-foreground-primary);
    outline: none;
    transition: border-color 0.15s;
    box-sizing: border-box;
}

.dash-search:focus {
    border-color: var(--color-brand-primary);
}

.dash-filters {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 0.55rem;
    flex-wrap: wrap;
}

.dash-filter-label {
    font-weight: 700;
    font-size: 0.82rem;
    min-width: 4rem;
    color: var(--color-foreground-secondary);
}

.dash-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.22rem 0.7rem;
    border: 1px solid var(--color-brand-primary);
    border-radius: 14px;
    background: transparent;
    color: var(--color-brand-primary);
    cursor: pointer;
    font-size: 0.78rem;
    font-weight: 600;
    transition: background-color 0.15s, color 0.15s;
}

.dash-chip:hover {
    opacity: 0.85;
}

.dash-chip.active {
    background-color: var(--color-brand-primary);
    color: white;
}

.dash-chip-count {
    font-size: 0.68rem;
    opacity: 0.7;
}

.dash-table-wrap {
    overflow-x: auto;
    margin-top: 0.6rem;
}

.dash-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.dash-table th {
    text-align: left;
    padding: 0.55rem 0.7rem;
    font-weight: 700;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-foreground-secondary);
    border-bottom: 2px solid var(--color-background-border);
    background: var(--color-background-secondary);
    white-space: nowrap;
}

.dash-sortable {
    cursor: pointer;
    user-select: none;
}

.dash-sortable:hover {
    color: var(--color-brand-primary);
}

.dash-table td {
    padding: 0.5rem 0.7rem;
    border-bottom: 1px solid var(--color-background-border);
    vertical-align: middle;
}

.dash-row {
    cursor: pointer;
    transition: background-color 0.12s;
}

.dash-row:hover {
    background-color: var(--color-background-secondary);
}

.dash-row-open {
    background-color: var(--color-background-secondary);
}

.dash-expand-icon {
    margin-left: 0.4rem;
    font-size: 0.72rem;
    opacity: 0.5;
}

.dash-device-badge {
    display: inline-block;
    padding: 0.12rem 0.55rem;
    border-radius: 10px;
    font-size: 0.72rem;
    font-weight: 700;
    color: #fff;
    white-space: nowrap;
}

.dash-event-tag {
    display: inline-block;
    padding: 0.08rem 0.45rem;
    margin: 0.1rem 0.15rem;
    border-radius: 8px;
    font-size: 0.7rem;
    font-weight: 600;
    background: var(--color-background-secondary);
    border: 1px solid var(--color-background-border);
    white-space: nowrap;
}

.dash-empty {
    text-align: center;
    padding: 2rem !important;
    opacity: 0.6;
    font-style: italic;
}

.dash-detail-row td {
    padding: 0 !important;
    border-bottom: 2px solid var(--color-brand-primary);
}

.dash-detail {
    padding: 0.8rem 1.2rem 1rem;
    background: var(--color-background-secondary);
}

.dash-detail-desc {
    font-size: 0.85rem;
    line-height: 1.5;
    margin-bottom: 0.7rem;
    color: var(--color-foreground-primary);
}

.dash-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 0.4rem 1.5rem;
    margin-bottom: 0.7rem;
}

.dash-detail-item {
    font-size: 0.82rem;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dash-detail-item a {
    color: var(--color-brand-primary);
    word-break: break-all;
}

.dash-detail-key {
    display: inline-block;
    font-weight: 700;
    font-size: 0.78rem;
    margin-right: 0.4rem;
    color: var(--color-foreground-secondary);
}

.dash-detail-code {
    margin-top: 0.5rem;
}

.dash-detail-code pre {
    margin: 0.3rem 0 0;
    padding: 0.6rem 0.8rem;
    font-size: 0.78rem;
    line-height: 1.45;
    border-radius: 4px;
    background: var(--color-code-background);
    color: var(--color-code-foreground);
    overflow-x: auto;
}

/* ---- Global desktop width fix for Furo layout ---- */
@media (min-width: 83em) {
    .sidebar-drawer {
        width: 17em !important;
        min-width: 17em !important;
    }

    .toc-drawer {
        width: 17em !important;
    }

    .content {
        width: calc(100vw - 34em) !important;
        max-width: none !important;
        padding: 0 1.25rem !important;
    }

    .article-container {
        width: 100%;
        max-width: 1120px;
        margin: 0 auto;
    }
}

/* ---- Installation tabs ---- */
.install-tabs {
    margin: 1.5rem 0;
}

.install-tabs__buttons {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--color-background-border);
    padding-bottom: 0.5rem;
}

.install-tab-btn {
    padding: 0.5rem 1rem;
    border: none;
    background: transparent;
    color: var(--color-foreground-secondary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border-bottom: 3px solid transparent;
    margin-bottom: -0.5rem;
}

.install-tab-btn:hover {
    color: var(--color-brand-primary);
    background-color: var(--color-background-secondary);
}

.install-tab-btn.active {
    color: var(--color-brand-primary);
    border-bottom-color: var(--color-brand-primary);
}

.install-tab {
    display: none;
}

.install-tab.active {
    display: block;
}

/* ===== PACKAGE CARDS LAYOUT ===== */
.packages-cards-container {
    margin: 1.5rem auto 2rem;
    max-width: 1400px;
    padding: 1rem 1rem;
}

.packages-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-start;
    justify-content: center;
    margin: 0 auto;
}

.package-card-wrapper {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.package-card {
    width: 220px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    background: var(--color-background-secondary);
    border: 2px solid var(--color-background-border);
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease-out;
    padding: 1.5rem 1.2rem;
    cursor: pointer;
    gap: 0.8rem;
    text-align: center;
}

.package-card:hover {
    border-color: var(--color-brand-primary);
    box-shadow: 0 8px 24px rgba(68, 138, 255, 0.15);
    transform: translateY(-2px);
}

/* Highlighted card (recommended starting point) */
.package-card--highlight {
    border-color: var(--color-brand-primary);
    box-shadow: 0 0 0 1px var(--color-brand-primary);
}

.package-card-icon {
    font-size: 2.2em;
    color: var(--color-brand-primary);
    display: block;
    transition: transform 0.2s ease-out;
}

.package-card:hover .package-card-icon {
    transform: scale(1.1);
}

.package-card-name {
    font-size: 1em;
    font-weight: 700;
    color: var(--color-foreground-primary);
}

.package-card-tagline {
    font-size: 0.8em;
    color: var(--color-brand-primary);
    font-weight: 500;
    line-height: 1.3;
}

.card-arrow {
    font-size: 1.5em;
    color: var(--color-brand-primary);
    align-self: center;
    animation: arrow-bounce 1.5s ease-in-out infinite;
}

@keyframes arrow-bounce {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(4px); }
}

.package-card-wrapper:last-child .card-arrow {
    display: none;
}

@media (max-width: 1024px) {
    .packages-cards {
        gap: 0.8rem;
    }

    .package-card {
        width: 200px;
        padding: 1.2rem 1rem;
    }

    .package-card-name {
        font-size: 0.95em;
    }

    .package-card-tagline {
        font-size: 0.75em;
    }

    .card-arrow {
        font-size: 1.2em;
    }
}

@media (max-width: 768px) {
    .packages-cards {
        flex-direction: column;
        align-items: stretch;
    }

    .package-card-wrapper {
        justify-content: center;
    }

    .package-card {
        width: 100%;
        min-width: 150px;
        max-width: 300px;
        margin: 0 auto;
    }

    .card-arrow {
        writing-mode: vertical-rl;
        transform: rotate(180deg);
        margin: 0.5rem 0;
    }
}


@media (max-width: 1024px) {
    @media (max-width: 640px) {
        font-size: 2em;
    }
}


/* ===== HELP & RESOURCES SECTION ===== */

.help-resources-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 3rem auto;
    padding: 0 1rem;
}

.help-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2rem 1.5rem;
    border: 2px solid var(--color-background-border);
    border-radius: 12px;
    background: var(--color-background-secondary);
    transition: all 0.3s ease;
}

.help-box:hover {
    border-color: var(--color-brand-primary);
    box-shadow: 0 4px 16px rgba(68, 138, 255, 0.15);
    transform: translateY(-4px);
}

.help-box i {
    font-size: 2.5em;
    color: var(--color-brand-primary);
    margin-bottom: 1rem;
    animation: icon-bounce 2s ease-in-out infinite;
}

@keyframes icon-bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

.help-box h3 {
    font-size: 1.3em;
    font-weight: 700;
    margin: 0.5rem 0 0.8rem;
    color: var(--color-foreground-primary);
}

.help-box p {
    font-size: 0.95em;
    color: var(--color-foreground-secondary);
    margin: 0 0 1.2rem;
    line-height: 1.5;
}

.help-button {
    display: inline-block;
    padding: 0.7rem 1.5rem;
    background: linear-gradient(135deg, var(--color-brand-primary), #6BB6FF);
    color: white !important;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95em;
    text-decoration: none !important;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(68, 138, 255, 0.25);
}

.help-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(68, 138, 255, 0.4);
}

.help-button:active {
    transform: translateY(0);
}


/* ===== GLOSSARY ===== */

dl.glossary dt {
    display: inline-block;
    font-weight: 800;
    font-size: 1.05em;
    margin-top: 1.2rem;
    padding: 0.2rem 0.7rem;
    background: var(--color-background-secondary);
    border-left: 3px solid var(--color-brand-primary);
    border-radius: 4px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

/* ===== EXPLORE DATASETS PAGE ===== */

.explore-datasets-section {
    margin: 2rem auto;
    max-width: 1200px;
    padding: 2rem 1rem;
}

.modality-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
    justify-content: center;
}

.explore-modality-btn {
    padding: 0.8rem 1.5rem;
    border: 2px solid var(--color-brand-primary);
    background: transparent;
    color: var(--color-brand-primary);
    border-radius: 8px;
    font-weight: 600;
    font-size: 1em;
    cursor: pointer;
    transition: all 0.3s ease;
}

.explore-modality-btn:hover {
    background: var(--color-brand-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(68, 138, 255, 0.3);
}

.explore-modality-btn.active {
    background: linear-gradient(135deg, var(--color-brand-primary), #6BB6FF);
    color: white;
    border-color: #6BB6FF;
    box-shadow: 0 4px 16px rgba(68, 138, 255, 0.4);
}

/* Datasets table styling */
.datasets-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1.5rem;
    background: var(--color-background-primary);
    border: 1px solid var(--color-background-border);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.datasets-table thead {
    background: linear-gradient(135deg, var(--color-brand-primary), #6BB6FF);
    color: white;
}

.datasets-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 700;
    font-size: 0.95em;
    border-bottom: 2px solid var(--color-background-border);
}

.datasets-table th.sortable {
    cursor: pointer;
    user-select: none;
    transition: all 0.2s ease;
}

.datasets-table th.sortable:hover {
    background: linear-gradient(135deg, #3878dd, #5aa5ff);
    text-decoration: underline;
}

.datasets-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--color-background-border);
    font-size: 0.95em;
    color: var(--color-foreground-primary);
}

.datasets-table tbody tr:hover {
    background: var(--color-background-secondary);
}

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

@media (max-width: 768px) {
    .datasets-table {
        font-size: 0.85em;
    }

    .datasets-table th,
    .datasets-table td {
        padding: 0.7rem;
    }
}

.legend-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.95em;
}

.legend-symbol {
    display: inline-block;
    font-weight: bold;
    color: var(--color-brand-primary);
    min-width: 30px;
    text-align: center;
}

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

.dataset-details {
    margin-top: 2rem;
}

.dataset-card {
    background: linear-gradient(135deg, var(--color-background-secondary), rgba(68, 138, 255, 0.05));
    border: 2px solid var(--color-brand-primary);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(68, 138, 255, 0.15);
    animation: dataset-slide-in 0.3s ease;
}

@keyframes dataset-slide-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dataset-card h3 {
    margin-top: 0;
    color: var(--color-brand-primary);
    font-size: 1.3em;
    margin-bottom: 1rem;
}

.dataset-card p {
    margin: 0.7rem 0;
    color: var(--color-foreground-primary);
    font-size: 0.95em;
}

.dataset-card strong {
    color: var(--color-brand-primary);
}

/* Responsive design */
@media (max-width: 768px) {
    .modality-selector {
        gap: 0.7rem;
    }

    .explore-modality-btn {
        padding: 0.6rem 1rem;
        font-size: 0.9em;
    }

    .viz-container {
        padding: 1rem;
        min-height: 400px;
    }

    .dataset-card {
        padding: 1rem;
    }

    .dataset-card h3 {
        font-size: 1.1em;
    }

    .dataset-card p {
        font-size: 0.9em;
    }
}

/* Force autosummary tables to full width and left-align */
table.autosummary {
    width: 100%;
}
table.autosummary td:first-child {
    white-space: nowrap;
}

/* ---- Next-steps grid (tutorial cards on landing pages) ---- */
.next-steps-grid {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    max-width: 700px;
    margin: 1.5rem auto;
}

.next-steps-grid--wide {
    max-width: 800px;
}

.next-step-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.9rem 1.2rem;
    border: 1.5px solid var(--color-background-border);
    border-radius: 10px;
    background: var(--color-background-secondary);
    text-decoration: none !important;
    color: inherit !important;
    transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
}

.next-step-card:hover {
    border-color: var(--color-brand-primary);
    transform: translateX(4px);
    box-shadow: 0 3px 10px rgba(68, 138, 255, 0.12);
}

.next-step-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--color-brand-primary);
    color: white;
    font-weight: 800;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.next-step-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    font-size: 1.2rem;
    color: var(--color-brand-primary);
    flex-shrink: 0;
}

.next-step-body {
    flex: 1;
    min-width: 0;
}

.next-step-title {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--color-foreground-primary);
}

.next-step-desc {
    font-size: 0.82rem;
    color: var(--color-foreground-secondary);
    line-height: 1.4;
    margin-top: 0.1rem;
}

.next-step-card--accent {
    border-left: 3px solid var(--color-brand-primary);
}

@media (max-width: 600px) {
    .next-step-card {
        padding: 0.7rem 0.9rem;
        gap: 0.8rem;
    }
    .next-step-desc {
        display: none;
    }
}

/* ---- Sidebar: back-to-home link when inside a package ---- */
.sidebar-back-home {
    display: none;
}

/* Show only when a package is current (i.e. we're inside a sub-page) */
.sidebar-tree > ul:has(> li.toctree-l1.current) .sidebar-back-home {
    display: block;
    padding: 0.5rem 0.8rem 0.6rem;
    margin-bottom: 0.3rem;
    border-bottom: 1px solid var(--color-background-border);
}

.sidebar-back-home a {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-brand-primary) !important;
    text-decoration: none !important;
    opacity: 0.85;
    transition: opacity 0.15s;
}

.sidebar-back-home a:hover {
    opacity: 1;
}

/* Tutorials group in sidebar (injected by sidebar-nav.js) */
.sidebar-tuto-label > a {
    font-weight: 700 !important;
    font-size: 0.85rem;
    color: var(--color-foreground-secondary) !important;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.sidebar-tuto-label > ul {
    list-style: none;
    padding-left: 0.8rem;
    margin: 0;
}

.sidebar-tuto-label > ul > li {
    display: list-item !important;
}

/* ===== PAGE NAVIGATION BUTTONS ===== */
.page-nav { display: flex; justify-content: space-between; align-items: center; gap: 0.75rem; margin: 2.5rem 0 1rem; padding-top: 1.25rem; border-top: 1px solid var(--color-background-border); flex-wrap: wrap; }
.page-nav--right  { justify-content: flex-end; }
.page-nav--center { justify-content: center; }
.page-nav-btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.65rem 1.4rem; background: linear-gradient(135deg, var(--color-brand-primary), #6BB6FF); color: white !important; border: none; border-radius: 8px; font-weight: 600; font-size: 0.92em; text-decoration: none !important; transition: transform 0.15s ease, box-shadow 0.15s ease; box-shadow: 0 2px 8px rgba(68,138,255,0.28); white-space: nowrap; }
.page-nav-btn:hover { transform: translateY(-2px); box-shadow: 0 5px 18px rgba(68,138,255,0.42); color: white !important; }
.page-nav-btn:active { transform: translateY(0); }
.page-nav-btn--outline { background: transparent; border: 1.5px solid var(--color-brand-primary); color: var(--color-brand-primary) !important; box-shadow: none; }
.page-nav-btn--outline:hover { background: color-mix(in srgb, var(--color-brand-primary) 8%, transparent); box-shadow: none; color: var(--color-brand-primary) !important; }

/* ---- Hide default Sphinx prev/next navigation ---- */
.prev-next-area { display: none !important; }

/* ===== MODERN HEADING STYLES ===== */
/* Target Furo's actual DOM: article#furo-main-content > section > h1/h2/h3 */

/* Main page titles (h1) — gradient text + accent underline */
article h1 {
    position: relative;
    padding-bottom: 0.5rem;
    margin-bottom: 1.2rem;
    background: linear-gradient(135deg, #448aff 0%, #6BB6FF 50%, #82d9ff 100%) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
    color: transparent !important;
    font-weight: 800;
    letter-spacing: -0.02em;
}
article h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #448aff, #6BB6FF, transparent);
    border-radius: 2px;
}
/* Keep headerlink pilcrow visible */
article h1 > a.headerlink {
    -webkit-text-fill-color: var(--color-foreground-secondary) !important;
    background: none !important;
}

/* Section headings (h2) — gradient text + left bar */
article h2 {
    position: relative;
    padding-left: 0.85rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    background: linear-gradient(135deg, #3d7ee6 0%, #448aff 40%, #6BB6FF 100%) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
    color: transparent !important;
}
article h2 > a.headerlink {
    -webkit-text-fill-color: var(--color-foreground-secondary) !important;
    background: none !important;
}
article h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.15em;
    bottom: 0.15em;
    width: 3px;
    background: linear-gradient(180deg, #448aff, #6BB6FF);
    border-radius: 2px;
}

/* Sub-headings (h3) — gradient text + dot accent */
article h3 {
    position: relative;
    padding-left: 1rem;
    font-weight: 600;
    background: linear-gradient(135deg, #4a8af5 0%, #5ea3ff 50%, #7ec4ff 100%) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
    color: transparent !important;
}
article h3 > a.headerlink {
    -webkit-text-fill-color: var(--color-foreground-secondary) !important;
    background: none !important;
}
article h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    background: #448aff;
    border-radius: 50%;
}

/* Section dividers — gradient fade */
article hr {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, #448aff33, #6BB6FF33, transparent);
    margin: 2rem 0;
}

/* Code blocks — subtle left border accent */
article .highlight pre {
    border-left: 3px solid #448aff44;
    border-radius: 6px;
}

/* Admonitions / notes — rounded with accent */
article .admonition {
    border-radius: 8px;
    border-left: 4px solid #448aff;
}

/* Tables — subtle header accent */
article table thead th {
    border-bottom: 2px solid #448aff66;
    font-weight: 600;
}

/* Dark mode — brighter gradients for readability */
body[data-theme="dark"] article h1 {
    background: linear-gradient(135deg, #6BB6FF 0%, #82d9ff 50%, #a8e6ff 100%) !important;
    -webkit-background-clip: text !important;
    background-clip: text !important;
}
body[data-theme="dark"] article h1::after {
    background: linear-gradient(90deg, #6BB6FF, #82d9ff);
}
body[data-theme="dark"] article h2 {
    background: linear-gradient(135deg, #6BB6FF 0%, #82d9ff 50%, #a8e6ff 100%) !important;
    -webkit-background-clip: text !important;
    background-clip: text !important;
}
body[data-theme="dark"] article h2::before {
    background: linear-gradient(180deg, #6BB6FF, #82d9ff);
}
body[data-theme="dark"] article h3 {
    background: linear-gradient(135deg, #7ec4ff 0%, #96d4ff 50%, #b0e4ff 100%) !important;
    -webkit-background-clip: text !important;
    background-clip: text !important;
}
body[data-theme="dark"] article h3::before {
    background: #6BB6FF;
}
body[data-theme="dark"] article hr {
    background: linear-gradient(90deg, transparent, #6BB6FF33, #82d9ff33, transparent);
}
body[data-theme="dark"] article .highlight pre {
    border-left-color: #6BB6FF44;
}

/* Also cover prefers-color-scheme for auto mode */
@media (prefers-color-scheme: dark) {
    article h1 {
        background: linear-gradient(135deg, #6BB6FF 0%, #82d9ff 50%, #a8e6ff 100%) !important;
        -webkit-background-clip: text !important;
        background-clip: text !important;
    }
    article h1::after { background: linear-gradient(90deg, #6BB6FF, #82d9ff); }
    article h2 {
        background: linear-gradient(135deg, #6BB6FF 0%, #82d9ff 50%, #a8e6ff 100%) !important;
        -webkit-background-clip: text !important;
        background-clip: text !important;
    }
    article h2::before { background: linear-gradient(180deg, #6BB6FF, #82d9ff); }
    article h3 {
        background: linear-gradient(135deg, #7ec4ff 0%, #96d4ff 50%, #b0e4ff 100%) !important;
        -webkit-background-clip: text !important;
        background-clip: text !important;
    }
    article h3::before { background: #6BB6FF; }
}

/* ===== SIDEBAR: HIDE API SUB-ITEMS ===== */
/* API reference pages generate hundreds of sidebar entries via autosummary.
   Hide all sub-items under any "API" or "API Reference" link. Users can
   still click the API link to navigate there. */
.sidebar-tree li.toctree-l2.has-children > a[href*="reference/reference"] ~ ul {
    display: none !important;
}
/* Also catch the l1-level variant when toctree is flat */
.sidebar-tree li.toctree-l1.has-children > a[href*="reference/reference"] ~ ul {
    display: none !important;
}

/* Landing badge shimmer on hover */
.landing-badge--hero:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(68, 138, 255, 0.3);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

/* Smooth transition for sidebar items */
.sidebar-tree .toctree-l1 > a,
.sidebar-tree .toctree-l2 > a {
    transition: color 0.15s ease, padding-left 0.15s ease;
}
.sidebar-tree .toctree-l1 > a:hover,
.sidebar-tree .toctree-l2 > a:hover {
    color: var(--color-brand-primary);
    padding-left: 0.3rem;
}

/* Pipeline vcards — subtle glow on hover */
.pipeline-vcard:hover {
    box-shadow: 0 4px 16px rgba(68, 138, 255, 0.15);
    transition: box-shadow 0.2s ease;
}