/* Self-hosted fonts (GDPR/DSGVO compliant — no Google Fonts requests) */

@font-face {
    font-family: "Inter";
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url("../assets/fonts/inter-v18-latin-regular.woff2") format("woff2");
}

@font-face {
    font-family: "Inter";
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url("../assets/fonts/inter-v18-latin-700.woff2") format("woff2");
}

@font-face {
    font-family: "JetBrains Mono";
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url("../assets/fonts/jetbrains-mono.woff2") format("woff2");
}

:root {
    --md-text-font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --md-code-font: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
}

/* ── Custom Color Overrides ── */

/* Light mode: clean blue header, warm amber accents */
[data-md-color-scheme="default"] {
    --md-primary-fg-color: #0d47a1;
    --md-primary-fg-color--light: #1565c0;
    --md-primary-fg-color--dark: #0a3470;
    --md-accent-fg-color: #f59e0b;
    --md-typeset-a-color: #1565c0;
}

/* Dark mode: rich dark with amber accents */
[data-md-color-scheme="slate"] {
    --md-primary-fg-color: #1e293b;
    --md-primary-fg-color--light: #334155;
    --md-primary-fg-color--dark: #0f172a;
    --md-accent-fg-color: #fbbf24;
    --md-typeset-a-color: #60a5fa;
    --md-default-bg-color: #0f172a;
    --md-default-bg-color--light: #1e293b;
}

/* ── Typography ── */

.md-typeset h2 {
    border-bottom: 2px solid var(--md-accent-fg-color);
    padding-bottom: 0.2em;
}






/* ── Links: smooth hover transitions ── */

.md-typeset a {
    transition: color 0.2s ease, box-shadow 0.2s ease;
}

.md-typeset a:hover {
    box-shadow: 0 2px 0 0 var(--md-accent-fg-color);
}

/* ── Code blocks ── */

.md-typeset code {
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

.md-typeset pre {
    border-radius: 8px;
    transition: box-shadow 0.3s ease;
}

.md-typeset pre:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

[data-md-color-scheme="slate"] .md-typeset pre:hover {
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

[data-md-color-scheme="default"] .md-typeset code {
    background-color: #f1f5f9;
}

/* ── Tables: hover rows + shadow ── */

.md-typeset table:not([class]) {
    border-radius: 8px;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.md-typeset table:not([class]):hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]):hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.md-typeset table:not([class]) tr {
    transition: background-color 0.15s ease;
}

.md-typeset table:not([class]) tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.03);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.04);
}

/* ── Admonitions: lift on hover ── */

.md-typeset .admonition,
.md-typeset details {
    border-radius: 8px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.md-typeset .admonition:hover,
.md-typeset details:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

[data-md-color-scheme="slate"] .md-typeset .admonition:hover,
[data-md-color-scheme="slate"] .md-typeset details:hover {
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

/* ── Navigation: smooth hover ── */

.md-nav__link {
    transition: color 0.15s ease, padding-left 0.15s ease;
}

.md-nav__link:hover {
    padding-left: 4px;
}

/* ── Tabs: active indicator glow ── */

.md-tabs__link {
    transition: color 0.2s ease, opacity 0.2s ease;
}

.md-tabs__link--active {
    border-bottom: 2px solid var(--md-accent-fg-color);
}

/* ── Content cards: code copy button ── */

.md-clipboard {
    transition: color 0.2s ease, transform 0.2s ease;
}

.md-clipboard:hover {
    transform: scale(1.15);
    color: var(--md-accent-fg-color);
}

/* ── Back-to-top button ── */

.md-top {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.md-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* ── Search input ── */

.md-search__input {
    transition: box-shadow 0.2s ease;
}

.md-search__input:focus {
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.25);
}

[data-md-color-scheme="slate"] .md-search__input:focus {
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.2);
}

/* ── Video containers ── */

.video-container {
    border-radius: 8px;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.video-container:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

[data-md-color-scheme="slate"] .video-container:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

/* ── Announcement bar ── */

.md-banner {
    letter-spacing: 0.02em;
}

.md-banner a {
    color: var(--md-accent-fg-color);
    transition: color 0.2s ease;
}

.md-banner a:hover {
    color: var(--md-typeset-a-color);
}

/* ── Smooth scrollbar (dark mode) ── */

[data-md-color-scheme="slate"] ::-webkit-scrollbar {
    width: 8px;
}

[data-md-color-scheme="slate"] ::-webkit-scrollbar-track {
    background: var(--md-default-bg-color);
}

[data-md-color-scheme="slate"] ::-webkit-scrollbar-thumb {
    background: #334155;
    border-radius: 4px;
}

[data-md-color-scheme="slate"] ::-webkit-scrollbar-thumb:hover {
    background: #475569;
}

/* ── Selection ── */

::selection {
    background: rgba(245, 158, 11, 0.2);
}

[data-md-color-scheme="slate"] ::selection {
    background: rgba(251, 191, 36, 0.2);
}

/* ── Skip-to-content link (accessibility) ── */

.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    z-index: 999;
    padding: 0.5rem 1rem;
    background: var(--md-primary-fg-color);
    color: var(--md-primary-bg-color);
    border-radius: 0 0 4px 4px;
    font-size: 0.85rem;
    text-decoration: none;
}

.skip-link:focus {
    top: 0;
}

/* ── Keyboard focus indicators (accessibility) ── */

.md-typeset a:focus-visible,
.md-nav__link:focus-visible,
.md-tabs__link:focus-visible,
.md-footer__link:focus-visible,
.md-clipboard:focus-visible,
.md-top:focus-visible {
    outline: 2px solid var(--md-accent-fg-color);
    outline-offset: 2px;
    border-radius: 2px;
}

/* ── Footer links ── */

.md-footer__link {
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.md-footer__link:hover {
    transform: translateX(3px);
    opacity: 0.8;
}

.md-footer__link--prev:hover {
    transform: translateX(-3px);
}