/* ============================================
   PhysioMotion4D - Documentation Style
   ============================================ */

/* ==================== ROOT VARIABLES ==================== */
:root {
    /* Minimal custom spacing */
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;

    /* Minimal border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --nvidia-green: #76b900;
    --pm4d-ink: #111111;
    --pm4d-charcoal: #1a1a1a;
    --pm4d-muted: #5f6670;
    --pm4d-line: #d9dee6;
    --pm4d-surface: #ffffff;
    --pm4d-page: #f4f6f8;
}

/* ==================== GLOBAL STYLES ==================== */

/* Improved Typography - minimal override */
body {
    line-height: 1.6;
    background: var(--pm4d-page);
    color: var(--pm4d-ink);
}

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

/* ==================== HEADINGS ==================== */

/* Use default heading colors and styles - minimal override */
h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: 1.3;
    color: var(--pm4d-ink);
}

/* ==================== LINKS ==================== */

/* Use default link styling - no custom colors */

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

/* Use default code styling - removed custom colors and dark backgrounds */
code {
    border-radius: var(--radius-sm);
}

pre {
    border-radius: var(--radius-md);
    overflow-x: auto;
}

.highlight {
    border-radius: var(--radius-md);
}

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

/* Use default admonition styling - minimal override */
.admonition {
    border-radius: var(--radius-md);
}

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

/* Use default table styling - removed gradient backgrounds and custom colors */
table {
    border-collapse: collapse;
    width: 100%;
}

/* ==================== NAVIGATION ==================== */

/* Use default navigation styling - removed dark gradients and custom backgrounds */
.wy-side-nav-search input[type="text"] {
    border-radius: var(--radius-md);
}

.wy-side-nav-search {
    background: var(--pm4d-ink);
    border-bottom: 3px solid var(--nvidia-green);
}

.wy-side-nav-search > a,
.wy-side-nav-search .wy-dropdown > a {
    color: #ffffff;
}

.wy-side-nav-search img {
    width: 148px;
    border-radius: 0;
    background: var(--nvidia-green);
    padding: 8px 12px;
}

.wy-nav-side {
    background: var(--pm4d-charcoal);
}

.wy-menu-vertical header,
.wy-menu-vertical p.caption {
    color: var(--nvidia-green);
}

.wy-menu-vertical a {
    border-radius: var(--radius-sm);
}

.wy-menu-vertical a:hover {
    background: #2b2b2b;
    color: #ffffff;
}

/* ==================== CONTENT AREA ==================== */

/* Use default content area styling */
.wy-nav-content {
    max-width: 1200px;
    background: var(--pm4d-surface);
}

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

/* Use default button styling - removed gradients and custom colors */
.btn,
button,
input[type="submit"] {
    border-radius: var(--radius-md);
}

/* ==================== LISTS ==================== */

/* Use default list styling - removed custom bullet styling */
li {
    line-height: 1.6;
}

/* ==================== BLOCKQUOTES ==================== */

/* Use default blockquote styling - removed custom colors */
blockquote {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* ==================== IMAGES ==================== */

/* Use default image styling - removed shadows and transforms */
img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
}

/* ==================== VERSION SELECTOR ==================== */

/* Use default version selector styling - removed dark gradients */

/* ==================== SEARCH RESULTS ==================== */

/* Use default search styling - removed custom backgrounds and colors */
.search li {
    border-radius: var(--radius-md);
}

/* ==================== SCROLLBAR ==================== */

/* Use default scrollbar styling - removed custom colors and gradients */

/* ==================== COPY BUTTON ==================== */

/* Use default copy button styling */
.copybtn {
    border-radius: var(--radius-sm);
}

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

/* Use default footer styling - removed custom colors */

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

/* Use default responsive design */

/* ==================== PRINT STYLES ==================== */

@media print {

    .wy-nav-side,
    .rst-versions,
    .wy-breadcrumbs li .wy-breadcrumbs-aside {
        display: none;
    }

    .wy-nav-content {
        margin-left: 0;
    }
}

/* ==================== ANIMATIONS ==================== */

/* Removed custom animations for better performance and accessibility */

/* ==================== ACCESSIBILITY ==================== */

/* Use default focus styling - browser defaults are optimized for accessibility */

/* ==================== SPECIAL ELEMENTS ==================== */

/* Use default styling for special elements - removed custom colors */

/* ==================== API DOCUMENTATION ==================== */

/* Use default API documentation styling - removed custom colors and gradients */
dl.class,
dl.function,
dl.method {
    border-radius: var(--radius-md);
}

dt.sig {
    border-radius: var(--radius-md);
}

/* ==================== NVIDIA-STYLE TUTORIAL LANDING ==================== */

.pm4d-hero {
    margin: -1.618em -3.236em 2rem;
    padding: 4rem 3.236em 4.5rem;
    color: #ffffff;
    background: #111111;
    border-bottom: 6px solid var(--nvidia-green);
}

.pm4d-hero__brand img {
    width: 150px;
    border-radius: 0;
    margin-bottom: 1.5rem;
}

.pm4d-kicker {
    margin: 0 0 0.75rem;
    color: var(--nvidia-green);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.pm4d-hero h1 {
    max-width: 780px;
    margin: 0 0 1rem;
    color: #ffffff;
    font-size: 2.55rem;
    line-height: 1.08;
}

.pm4d-hero p:not(.pm4d-kicker) {
    max-width: 760px;
    margin: 0;
    color: #d8dde6;
    font-size: 1.1rem;
}

.pm4d-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.15rem;
    margin: -4rem 0 2.25rem;
    position: relative;
    z-index: 2;
}

.pm4d-clinical-notice {
    margin: -3.5rem 0 2rem;
    padding: 1rem 1.25rem;
    position: relative;
    z-index: 3;
    color: #111111;
    background: #fff7d1;
    border: 2px solid #8a6500;
    border-left: 6px solid #8a6500;
    border-radius: 8px;
    box-shadow: 0 12px 28px rgba(17, 17, 17, 0.14);
}

.pm4d-clinical-notice strong {
    display: block;
    margin-bottom: 0.25rem;
}

.pm4d-card,
.pm4d-card:visited {
    display: flex;
    min-height: 214px;
    padding: 1.25rem;
    color: var(--pm4d-ink);
    text-decoration: none;
    background: #ffffff;
    border: 1px solid var(--pm4d-line);
    border-top: 4px solid var(--nvidia-green);
    border-radius: 8px;
    box-shadow: 0 16px 34px rgba(17, 17, 17, 0.16);
    flex-direction: column;
    transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.pm4d-card:hover {
    color: var(--pm4d-ink);
    text-decoration: none;
    border-color: var(--nvidia-green);
    box-shadow: 0 20px 42px rgba(17, 17, 17, 0.22);
    transform: translateY(-4px);
}

.pm4d-card:focus-visible {
    color: var(--pm4d-ink);
    text-decoration: none;
    border-color: var(--nvidia-green);
    outline: 3px solid #111111;
    outline-offset: 3px;
    box-shadow: 0 0 0 5px rgba(118, 185, 0, 0.35);
}

.pm4d-card__number {
    color: var(--nvidia-green);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.12em;
}

.pm4d-card h2 {
    margin: 0.55rem 0 0.65rem;
    color: var(--pm4d-ink);
    font-size: 1.18rem;
    line-height: 1.2;
}

.pm4d-card p {
    margin: 0 0 1rem;
    color: var(--pm4d-muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

.pm4d-card__meta {
    margin-top: auto;
    color: var(--pm4d-ink);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.pm4d-topic-section {
    margin: 2.5rem 0 2.75rem;
}

.pm4d-section-heading {
    margin-bottom: 1.25rem;
}

.pm4d-section-heading h2 {
    margin: 0;
    font-size: 1.75rem;
}

.pm4d-topic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1rem;
}

.pm4d-topic-card,
.pm4d-topic-card:visited {
    display: block;
    min-height: 158px;
    padding: 1.15rem;
    color: var(--pm4d-ink);
    text-decoration: none;
    background: #ffffff;
    border: 1px solid var(--pm4d-line);
    border-left: 4px solid var(--nvidia-green);
    border-radius: 8px;
    box-shadow: 0 8px 20px rgba(17, 17, 17, 0.08);
    transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.pm4d-topic-card:hover {
    color: var(--pm4d-ink);
    text-decoration: none;
    border-color: var(--nvidia-green);
    box-shadow: 0 12px 26px rgba(17, 17, 17, 0.14);
    transform: translateY(-3px);
}

.pm4d-topic-card:focus-visible {
    color: var(--pm4d-ink);
    text-decoration: none;
    border-color: var(--nvidia-green);
    outline: 3px solid #111111;
    outline-offset: 3px;
    box-shadow: 0 0 0 5px rgba(118, 185, 0, 0.35);
}

.pm4d-topic-card h3 {
    margin: 0 0 0.6rem;
    font-size: 1.05rem;
}

.pm4d-topic-card p {
    margin: 0;
    color: var(--pm4d-muted);
    font-size: 0.92rem;
    line-height: 1.5;
}

@media screen and (max-width: 768px) {
    .pm4d-hero {
        margin: -1.618em -1.618em 2rem;
        padding: 3rem 1.618em 4.25rem;
    }

    .pm4d-hero h1 {
        font-size: 2rem;
    }

    .pm4d-card-grid {
        grid-template-columns: 1fr;
    }
}

/* ==================== END ==================== */