/*
 * custom.css  --  Homodyne documentation style overrides
 *
 * Layered on top of the Furo theme. All variables use Furo's CSS custom
 * property names so they compose correctly with light/dark mode switching.
 */

/* =========================================================================
   1. Typography
   ========================================================================= */

/* Pull in Inter (UI) and JetBrains Mono (code) from Google Fonts */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap");

/* Apply custom font stacks globally (Furo variables are set in conf.py) */
body {
    font-feature-settings: "kern" 1, "liga" 1, "calt" 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

code,
kbd,
samp,
pre {
    font-variant-ligatures: none; /* disable ligatures in code for clarity */
}

/* Slightly tighter line-height for headings */
h1,
h2,
h3,
h4 {
    line-height: 1.25;
    font-weight: 600;
}

/* =========================================================================
   2. Table styling — striped rows
   ========================================================================= */

/* Base table reset */
table.docutils {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
    margin: 1.25rem 0;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* Header row */
table.docutils thead tr {
    background: var(--color-brand-primary);
    color: #ffffff;
    text-align: left;
}

table.docutils thead th {
    padding: 0.6rem 0.9rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

/* Body cells */
table.docutils tbody td {
    padding: 0.5rem 0.9rem;
    vertical-align: top;
    border-bottom: 1px solid var(--color-background-border);
}

/* Zebra striping — even rows */
table.docutils tbody tr:nth-child(even) {
    background-color: var(--color-background-secondary);
}

/* Hover highlight */
table.docutils tbody tr:hover {
    background-color: var(--color-highlight-on-target);
}

/* Remove bottom border on last row */
table.docutils tbody tr:last-child td {
    border-bottom: none;
}

/* =========================================================================
   3. Code blocks — visual polish
   ========================================================================= */

div[class*="highlight"] {
    border-radius: 6px;
    overflow: hidden;
    font-size: 0.85rem;
    line-height: 1.6;
}

/* Ensure copy button is visually distinct */
button.copybtn {
    opacity: 0.6;
    transition: opacity 0.2s ease;
}

button.copybtn:hover {
    opacity: 1;
}

/* Inline code */
code.literal {
    font-size: 0.875em;
    padding: 0.1em 0.35em;
    border-radius: 3px;
    background-color: var(--color-background-secondary);
    color: var(--color-brand-content);
}

/* =========================================================================
   4. Admonition refinements
   ========================================================================= */

/* Add left border accent to all admonitions */
.admonition {
    border-left-width: 4px;
    border-left-style: solid;
    border-radius: 4px;
}

/* Warning: amber accent */
.admonition.warning {
    border-left-color: #F57F17;
}

/* Caution / danger: red accent */
.admonition.caution,
.admonition.danger {
    border-left-color: #B71C1C;
}

/* Note: brand-blue accent */
.admonition.note {
    border-left-color: var(--color-admonition-title-note, #1565C0);
}

/* Tip: teal accent */
.admonition.tip,
.admonition.hint {
    border-left-color: var(--color-admonition-title-tip, #00897B);
}

/* =========================================================================
   5. Navigation sidebar tweaks
   ========================================================================= */

/* Tighten caption spacing in toctree */
.toctree-wrapper p.caption {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-foreground-muted);
    margin-bottom: 0.25rem;
}

/* Active page link */
nav.contents a.current {
    font-weight: 600;
    color: var(--color-brand-primary);
}

/* =========================================================================
   6. Landing page badge row
   ========================================================================= */

.badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin: 0.75rem 0 1.5rem;
}

.badge-row img {
    height: 20px;
    vertical-align: middle;
}

/* =========================================================================
   7. API reference — parameter tables
   ========================================================================= */

/* Compact the parameter/returns tables generated by Napoleon */
.field-list dt {
    font-weight: 600;
    color: var(--color-brand-content);
}

.field-list dd {
    margin-left: 1.5rem;
}

/* =========================================================================
   8. Mobile responsive tweaks
   ========================================================================= */

@media (max-width: 768px) {
    table.docutils {
        font-size: 0.8rem;
    }

    table.docutils thead th,
    table.docutils tbody td {
        padding: 0.4rem 0.6rem;
    }
}