@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono&display=swap");

:root {
    --bg: #212529;
    --text: #f1f1f1;
    --link: #8ab4f8;
    --link-hover: #aecbfa;
    --border: #3a3f44;
    --code-bg: #2c3136;
    --muted: #9a9a9a;

    /* Pagefind's search UI reads these same variable names directly */
    --pagefind-ui-primary: #f1f1f1;
    --pagefind-ui-text: #f1f1f1;
    --pagefind-ui-background: #212529;
    --pagefind-ui-border: #3a3f44;
    --pagefind-ui-tag: #2c3136;
}

/* Light theme: only applies when the toggle sets data-theme="light" on <html> */
[data-theme="light"] {
    --bg: #ffffff;
    --text: #1a1a1a;
    --link: #1a56db;
    --link-hover: #1e40af;
    --border: #e0e0e0;
    --code-bg: #f4f4f4;
    --muted: #666666;

    --pagefind-ui-primary: #1a1a1a;
    --pagefind-ui-text: #1a1a1a;
    --pagefind-ui-background: #ffffff;
    --pagefind-ui-border: #e0e0e0;
    --pagefind-ui-tag: #f4f4f4;
}

html, body {
    margin: 0 auto;
    font-family: "IBM Plex Mono", monospace;
}

body {
    max-width: 700px;
    padding: 2rem 1rem 3rem;
    line-height: 1.6;
    background-color: var(--bg);
    color: var(--text);
    transition: background-color 0.15s ease, color 0.15s ease;
}

a {
    color: var(--link);
}

a:hover {
    color: var(--link-hover);
}

nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

nav a {
    margin-right: 1rem;
    text-decoration: none;
    color: var(--text);
    font-weight: 600;
}

nav a:hover {
    color: var(--link);
}

#theme-toggle {
    background: none;
    border: 1px solid var(--border);
    color: var(--text);
    font-family: inherit;
    font-size: 0.9rem;
    padding: 0.3rem 0.7rem;
    border-radius: 4px;
    cursor: pointer;
    height: 32px;
    box-sizing: border-box;
}

#theme-toggle:hover {
    border-color: var(--link);
}

h1, h2, h3 {
    font-weight: 700;
}

.hero {
    padding: 3rem 0 0;
}

.hero h1 {
    margin: 0 0 1rem;
}

.eyebrow {
    color: var(--muted);
    font-size: 0.9rem;
    margin: 0 0 0.75rem;
}

.hero-lede {
    font-size: 1.2rem;
    color: var(--muted);
}

.home-section {
    border-top: 1px solid var(--border);
    margin-top: 2rem;
    padding-top: 1.5rem;
}

.home-section h2 {
    margin-top: 0;
}

.home-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.placeholder-section {
    color: var(--muted);
}

.page-intro {
    color: var(--muted);
    margin-bottom: 2rem;
}

.page-heading {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.page-heading h1 {
    margin: 0;
}

.post-list {
    list-style: none;
    padding: 0;
}

.post-list li {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
    padding: 0.5rem 0;
}

.date {
    color: var(--muted);
    font-size: 0.9em;
}

img {
    max-width: 100%;
}

code, pre {
    background-color: var(--code-bg);
    color: var(--text);
}

pre {
    padding: 1rem;
    overflow-x: auto;
    border-radius: 4px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

th, td {
    text-align: left;
    padding: 0.6rem 1rem;
    vertical-align: top;
    border-bottom: 1px solid var(--border);
}

th {
    font-weight: 600;
    border-bottom: 2px solid var(--border);
}

#search {
    grid-column: 2;
    grid-row: 1;
    width: 320px;
    max-width: 100%;
    min-width: 0;
    justify-self: end;

    --pagefind-ui-font: inherit;
    --pagefind-ui-primary: var(--text);
    --pagefind-ui-text: var(--text);
    --pagefind-ui-background: transparent;
    --pagefind-ui-border: var(--border);
    --pagefind-ui-border-width: 1px;
    --pagefind-ui-border-radius: 4px;
    --pagefind-ui-scale: 0.6;
}

#search .pagefind-ui__search-input {
    height: 32px;
    box-sizing: border-box;
    padding: 0 2.2rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    background-color: var(--bg) !important;
    color: var(--text) !important;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 400;
}

#search .pagefind-ui__form::before {
    background-color: var(--muted) !important;
}

#search .pagefind-ui__search-clear {
    background-color: var(--bg) !important;
    color: var(--text) !important;
}

#search .pagefind-ui__search-input::placeholder {
    color: var(--muted);
    opacity: 1;
}

#search .pagefind-ui__search-input:focus {
    outline: 1px solid var(--link);
    outline-offset: 1px;
}

@media (max-width: 600px) {
    .page-heading {
        grid-template-columns: 1fr;
    }

    #search {
        grid-column: 1;
        grid-row: 2;
        width: 100%;
        justify-self: stretch;
    }
}
