/* Shared tokens and components. Loaded last on every document. */
:root {
    --paper: #ffffff;
    --canvas: #f5f7fa;
    --ink: #26313e;
    --muted: #536273;
    --line: #d1dbe6;
    --blue: #175cdb;
    --wash: #eaf1fe;
    --error: #a32336;
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-6: 24px;
    --space-8: 32px;
    --space-12: 48px;
    color-scheme: light;
}
:root[data-theme='dark'] {
    --paper: #202d3e;
    --canvas: #141e2b;
    --ink: #ecf1f7;
    --muted: #b3c2d4;
    --line: #415168;
    --blue: #97bcff;
    --wash: #253b58;
    --error: #ffb6c0;
    color-scheme: dark;
}
body {
    background: var(--canvas);
    color: var(--ink);
    overflow-wrap: anywhere;
    min-width: 0;
}
main {
    width: 100%;
    max-width: 1080px;
}
main > h1,
main > .intro {
    max-width: 850px;
}
header {
    align-items: center;
    gap: 16px 24px;
}
.brand {
    display: inline-flex;
    gap: 10px;
    align-items: center;
    font-weight: 700;
    text-decoration: none;
    color: var(--ink);
}
.brand img {
    flex-shrink: 0;
}
header nav {
    gap: 16px;
    font-size: 0.9rem;
}
.theme-control {
    display: flex;
    gap: 8px;
    align-items: center;
    margin: 0;
    font-size: 0.8rem;
}
.theme-control select {
    width: auto;
    padding: 7px;
    font-size: 0.8rem;
}
footer {
    gap: 24px;
    margin-top: 32px;
}
footer nav {
    max-width: 600px;
    gap: 12px 24px;
    align-content: start;
}
footer > p {
    flex-basis: 100%;
    margin: 0;
}
input,
textarea,
select,
.result-card,
.feedback button {
    background: var(--paper);
    color: var(--ink);
}
input,
textarea,
select {
    border-color: var(--line);
}
input::placeholder,
textarea::placeholder {
    color: var(--muted);
    opacity: 1;
}
.feedback button {
    color: var(--blue);
}
button,
.button {
    background: #175cdb;
    color: #ffffff;
    border-color: #175cdb;
}
button.secondary,
.button.secondary {
    background: var(--paper);
    color: var(--blue);
    border-color: var(--blue);
}
[role='alert'],
#compare-error {
    color: var(--error);
}
fieldset {
    margin: 0;
    border: 1px solid var(--line);
    border-top: 3px solid #175cdb;
    border-radius: 8px;
}
fieldset + fieldset {
    border-top-color: #26816c;
}
.options {
    margin: 32px 0 16px;
}
.result-card {
    min-width: 0;
    border-radius: 8px;
}
.result-card h3 {
    margin-top: 0;
}
section {
    margin: 32px 0;
    padding: 32px 0;
}
.hero {
    padding-top: 0;
}
.mini-example {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 8px 24px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 20px 24px;
}
.mini-offers {
    grid-row: span 2;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    align-items: center;
}
.mini-offers > div {
    display: grid;
    gap: 4px;
}
.mini-offers span {
    color: var(--muted);
    font-size: 0.8rem;
}
.mini-offers b {
    font-size: 1.4rem;
    font-variant-numeric: tabular-nums;
}
.mini-example p {
    font-size: 0.85rem;
    margin: 0;
}
.mini-example > a {
    font-size: 0.85rem;
}
.support-dialog {
    background: var(--paper);
    color: var(--ink);
    border: 1px solid var(--line);
    border-radius: 12px;
    width: min(560px, calc(100% - 32px));
    max-height: 90dvh;
    padding: 32px;
}
.support-dialog::backdrop {
    background: rgb(0 0 0 / 50%);
}
.support-dialog h2 {
    padding-right: 24px;
    font-size: 1.5rem;
}
.dialog-close {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 4px;
    min-height: 36px;
    width: 36px;
}
.catalog-filters {
    display: flex;
    gap: 16px;
    align-items: end;
    flex-wrap: wrap;
}
.catalog-filters label {
    flex: 1 1 180px;
}
th {
    color: var(--ink);
    background: var(--wash);
}
.feed h2 {
    font-size: 1.1rem;
    margin: 5px 0;
}
.table-wrap {
    min-width: 0;
    max-width: 100%;
}
.wide-table {
    min-width: 900px;
}
@media (max-width: 800px) {
    .article-layout {
        grid-template-columns: minmax(0, 1fr);
    }
    header nav {
        flex-basis: 100%;
        order: 3;
    }
    .theme-control {
        margin-left: auto;
    }
}
@media (max-width: 640px) {
    :root {
        font-size: 16px;
    }
    h1 {
        font-size: clamp(1.8rem, 8vw, 2.25rem);
    }
    h2 {
        font-size: 1.5rem;
    }
    .mini-example {
        grid-template-columns: 1fr;
        padding: 16px;
        gap: 12px;
    }
    .mini-offers {
        grid-row: auto;
    }
    .mini-offers b {
        font-size: 1.3rem;
    }
    .theme-control {
        flex-basis: 100%;
        margin: 0;
    }
    .support-dialog {
        padding: 24px;
    }
    .support-dialog .actions > * {
        width: 100%;
    }
    footer nav {
        display: grid;
    }
    .result-card {
        padding: 18px;
    }
    .result-card dd {
        max-width: 145px;
    }
}
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition: none !important;
    }
}