/* ===== VoxCPM Brand Tokens ===== */
:root {
    --voxcpm-blue: #2563eb;
    --voxcpm-blue-light: #3b82f6;
    --voxcpm-blue-dark: #1d4ed8;
    --voxcpm-cyan: #06b6d4;
    --voxcpm-green: #10b981;
    --voxcpm-slate: #475569;
    --voxcpm-bg-soft: #f8fafc;
    --voxcpm-border: #e2e8f0;
    --voxcpm-gradient: linear-gradient(135deg, var(--voxcpm-blue), var(--voxcpm-cyan));
}

/* ===== Furo Theme Color Overrides ===== */
body[data-theme="light"] {
    --color-brand-primary: var(--voxcpm-blue);
    --color-brand-content: var(--voxcpm-blue);
    --color-sidebar-brand-text: var(--voxcpm-blue-dark);
    --color-link: var(--voxcpm-blue);
    --color-link--hover: var(--voxcpm-blue-dark);
}

body[data-theme="dark"] {
    --voxcpm-bg-soft: #1a1c2e;
    --voxcpm-border: #2d3148;
    --color-brand-primary: var(--voxcpm-blue-light);
    --color-brand-content: var(--voxcpm-blue-light);
}

/* ===== Base Typography ===== */
html {
    font-size: 16px;
}

.content {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

h1 { font-size: 2rem; line-height: 2.5rem; font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: 1.5rem; line-height: 2rem; font-weight: 600; letter-spacing: -0.01em; }
h3 { font-size: 1.25rem; line-height: 1.75rem; font-weight: 600; }
h4 { font-size: 1.125rem; line-height: 1.5rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

h1, h2, h3, h4, h5, h6 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

p strong { font-weight: 600; }
p:target { background-color: var(--color-highlight-on-target); }

/* ===== Hero Section ===== */
.voxcpm-hero {
    text-align: center;
    padding: 0.5rem 0 1.5rem;
}

.voxcpm-hero > figure,
.voxcpm-hero > .figure {
    max-width: 300px !important;
    width: 300px !important;
    margin: 0 auto 1rem !important;
}

.voxcpm-hero > figure img,
.voxcpm-hero > .figure img {
    width: 100% !important;
}

.voxcpm-hero > p {
    font-size: 1.15rem;
    color: var(--voxcpm-slate);
    line-height: 1.75;
    max-width: 640px;
    margin: 0 auto 1.25rem;
}

body[data-theme="dark"] .voxcpm-hero > p {
    color: #94a3b8;
}

.voxcpm-badges {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 0.25rem;
}

.voxcpm-badges a {
    transition: transform 0.15s ease, opacity 0.15s ease;
    display: inline-block;
}
.voxcpm-badges a:hover {
    transform: translateY(-1px);
    opacity: 0.85;
}

.voxcpm-badges p {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin: 0;
}

/* ===== CTA Button Row ===== */
.voxcpm-cta-row {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin: 1.25rem 0 0.25rem;
}

.voxcpm-cta-row p {
    display: contents;
}

.voxcpm-link-button p,
.voxcpm-card-action p {
    margin: 0;
}

.voxcpm-link-button a,
.voxcpm-card-action a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    text-decoration: none;
    transition: all 0.2s ease;
}

.voxcpm-link-button a {
    padding: 0.55rem 1.6rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 24px;
}

.voxcpm-card-action a {
    padding: 0.45rem 1rem;
    font-weight: 600;
    border-radius: 999px;
}

.voxcpm-btn-primary a {
    background: var(--voxcpm-gradient) !important;
    border: none !important;
    color: white !important;
}
.voxcpm-btn-primary a:hover {
    box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
    transform: translateY(-1px);
}

.voxcpm-btn-outline-secondary a {
    border: 1.5px solid var(--voxcpm-border) !important;
    color: var(--voxcpm-slate) !important;
    background: transparent !important;
}
body[data-theme="dark"] .voxcpm-btn-outline-secondary a {
    border-color: var(--voxcpm-border) !important;
    color: #cbd5e1 !important;
}
.voxcpm-btn-outline-secondary a:hover {
    background: var(--voxcpm-bg-soft) !important;
    transform: translateY(-1px);
}

.voxcpm-btn-outline-primary a {
    border: 1.5px solid var(--voxcpm-blue) !important;
    color: var(--voxcpm-blue) !important;
    background: transparent !important;
}

body[data-theme="dark"] .voxcpm-btn-outline-primary a {
    border-color: var(--voxcpm-blue-light) !important;
    color: var(--voxcpm-blue-light) !important;
}

.voxcpm-btn-outline-primary a:hover {
    background: rgba(37, 99, 235, 0.06) !important;
    transform: translateY(-1px);
}

/* ===== Section Dividers ===== */
.content hr.docutils {
    border: none;
    height: 1px;
    background: var(--voxcpm-border);
    margin: 2.5rem 0;
}

/* ===== Feature Cards ===== */
.sd-card.voxcpm-feature-card {
    border: 1px solid var(--voxcpm-border);
    border-radius: 12px;
    transition: box-shadow 0.25s ease, transform 0.25s ease;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.sd-card.voxcpm-feature-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    transform: translateY(-3px);
}

body[data-theme="dark"] .sd-card.voxcpm-feature-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.sd-card.voxcpm-feature-card .sd-card-header {
    border-bottom: none;
    padding-bottom: 0;
}

.sd-card.voxcpm-feature-card .sd-card-body {
    padding-top: 0.25rem;
    flex: 1;
}

.sd-card.voxcpm-feature-card ul.simple {
    margin: 0;
    padding-left: 1.1rem;
}

.sd-card.voxcpm-feature-card ul.simple li {
    margin-bottom: 0.45rem;
}

.sd-card.voxcpm-feature-card ul.simple li:last-child {
    margin-bottom: 0;
}

.voxcpm-feature-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.25rem;
}

/* ===== Model Version Cards ===== */
.sd-card.voxcpm-model-card {
    border: 1.5px solid var(--voxcpm-border);
    border-radius: 12px;
    transition: box-shadow 0.25s ease, transform 0.25s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.sd-card.voxcpm-model-card:hover {
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
    transform: translateY(-2px);
}

body[data-theme="dark"] .sd-card.voxcpm-model-card:hover {
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}

.sd-card.voxcpm-model-card.voxcpm-model-featured {
    border-color: var(--voxcpm-blue);
    background: linear-gradient(to bottom, rgba(37, 99, 235, 0.03), transparent);
}

body[data-theme="dark"] .sd-card.voxcpm-model-card.voxcpm-model-featured {
    background: linear-gradient(to bottom, rgba(59, 130, 246, 0.08), transparent);
}

.sd-card.voxcpm-model-card .sd-card-body {
    flex: 1;
}

.sd-card.voxcpm-model-card .sd-card-footer {
    margin-top: auto;
}

.sd-card.voxcpm-model-card .sd-card-footer .voxcpm-card-action {
    display: inline-flex;
}

/* ===== Community Table ===== */
table.docutils {
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--voxcpm-border);
    width: 100%;
}

table.docutils thead th {
    background: var(--voxcpm-bg-soft);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.75rem 1rem;
}

body[data-theme="dark"] table.docutils thead th {
    background: #1e2035;
}

table.docutils tbody td {
    padding: 0.65rem 1rem;
    border-top: 1px solid var(--voxcpm-border);
}

table.docutils tbody tr:hover {
    background: rgba(37, 99, 235, 0.03);
}

/* ===== Code Blocks ===== */
pre {
    border-radius: 8px !important;
    border: 1px solid var(--voxcpm-border);
}

body[data-theme="dark"] pre {
    border-color: #2d3148;
}

.highlight .go { color: #64748b; }

code.literal {
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9em;
}

/* Copy button styling */
button.copybtn {
    border-radius: 6px !important;
}

body[data-theme="dark"] button.copybtn {
    background-color: #334155;
    border-color: #475569;
    color: #cbd5e1;
}

body[data-theme="dark"] .highlight button.copybtn:hover {
    background-color: #475569;
}

pre.terminal {
    font-size: 12px !important;
    line-height: 16px;
    background-color: #0f172a;
    color: #e2e8f0;
    padding: 0.75em 1em;
    text-wrap: wrap;
    word-break: break-all;
    border-radius: 8px;
    border: 1px solid #1e293b;
}

pre.terminal span.system { color: #4ade80; }
pre.terminal span.user { color: #a3e635; }

/* ===== Sidebar Enhancement ===== */
.sidebar-brand-text {
    font-weight: 700;
    letter-spacing: -0.01em;
}

.sidebar-tree .toctree-l1 > a {
    font-weight: 500;
}

.sidebar-tree .caption {
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    color: var(--voxcpm-slate);
    font-weight: 700;
    margin-top: 1.5rem;
}

body[data-theme="dark"] .sidebar-tree .caption {
    color: #94a3b8;
}

/* ===== Admonitions ===== */
.admonition {
    border-radius: 8px;
    border-width: 1px;
    border-left-width: 4px;
}

/* ===== Sphinx-Design Dropdown ===== */
details.sd-dropdown {
    border-radius: 8px;
}

details.sd-dropdown summary.sd-summary-title {
    flex-direction: row-reverse;
    font-weight: 500;
    padding-left: 0;
}

details.sd-dropdown summary.sd-summary-title code.literal {
    font-weight: bolder;
    filter: brightness(95%);
}

details.sd-dropdown summary.sd-summary-title span.sd-summary-state-marker {
    padding-left: 0.5em;
    padding-right: 0.5em;
}

details.sd-dropdown div.sd-summary-content {
    padding-left: 2.5em;
}

/* ===== Footer Section (License, etc.) ===== */
.voxcpm-footer-section h2 {
    font-size: 1.15rem;
    color: var(--voxcpm-slate);
}

body[data-theme="dark"] .voxcpm-footer-section h2 {
    color: #94a3b8;
}

/* ===== Institutions logos ===== */
.voxcpm-institutions {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.voxcpm-institutions img {
    opacity: 0.7;
    transition: opacity 0.2s ease;
}
.voxcpm-institutions img:hover {
    opacity: 1;
}

/* ===== Hide redundant h1 on homepage (logo replaces it) ===== */
.voxcpm-hero + section > h1:first-child,
article[role="main"] > section:first-child > h1:first-child {
    /* Keep for screen readers but visually hide */
}

/* When hero is present, shrink the page h1 */
.voxcpm-hero ~ h1,
section:has(> .voxcpm-hero) > h1 {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===== Misc ===== */
.sd-card.voxcpm-highlight-border-color {
    border-color: var(--voxcpm-green) !important;
}

figure.voxcpm-logo-figure {
    width: 100%;
}

dl.simple dd {
    margin-left: 1em;
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Better focus styles */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--voxcpm-blue);
    outline-offset: 2px;
    border-radius: 4px;
}