:root {
    color-scheme: light;
    --ink: #17202a;
    --muted: #5f6b76;
    --line: #d9dee3;
    --surface: #ffffff;
    --surface-soft: #f5f7f8;
    --accent: #195b9b;
    --accent-dark: #124470;
    --danger: #9b2525;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 100%;
    line-height: 1.5;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--surface-soft);
    color: var(--ink);
}

a { color: var(--accent); }
a:hover { color: var(--accent-dark); }
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 0.1875rem solid #111827;
    outline-offset: 0.125rem;
}

h1, h2 { line-height: 1.2; }
h1 { margin: 0 0 0.75rem; font-size: clamp(1.8rem, 5vw, 2.5rem); }
h2 { margin: 0 0 0.5rem; font-size: 1.25rem; }
p { margin: 0 0 1rem; }

.shell {
    width: min(72rem, calc(100% - 2rem));
    margin-inline: auto;
}

.site-header {
    background: var(--surface);
    border-bottom: 1px solid var(--line);
}

.header-row {
    min-height: 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    color: var(--ink);
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
}

nav { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.page-content { padding-block: 2rem 4rem; }

.inline-form { display: inline; }
.link-button {
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--accent);
    cursor: pointer;
    text-decoration: underline;
}

button:not(.link-button),
.primary-button,
.secondary-button {
    display: inline-block;
    width: fit-content;
    padding: 0.7rem 1rem;
    border: 1px solid var(--accent);
    border-radius: 0.125rem;
    font: inherit;
    font-weight: 650;
    text-decoration: none;
    cursor: pointer;
}

button:not(.link-button):not(.secondary-button),
.primary-button { background: var(--accent); color: #ffffff; }
.primary-button:hover { background: var(--accent-dark); color: #ffffff; }
.secondary-button { background: var(--surface); color: var(--accent); }
.secondary-button:hover { border-color: var(--accent-dark); color: var(--accent-dark); }

.notice,
.error-summary {
    margin-bottom: 1.5rem;
    color: var(--ink);
}

.error-summary p { font-weight: 700; }
.error-summary ul { margin-bottom: 0; }

.auth-panel,
.content-narrow,
.error-page {
    max-width: 42rem;
    margin-inline: auto;
}

.auth-panel,
.card,
.empty-state {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 0.125rem;
    padding: clamp(1.25rem, 4vw, 2rem);
}

.form-stack,
.stacked-form { display: grid; gap: 1.25rem; margin-top: 1.5rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.stacked-form + .inline-form { display: block; margin-top: 1rem; }
.message-preview { white-space: pre-wrap; overflow-wrap: anywhere; font: inherit; }
label { display: block; margin-bottom: 0.35rem; font-weight: 650; }
input,
select,
textarea {
    width: 100%;
    min-height: 2.75rem;
    padding: 0.6rem 0.7rem;
    border: 1px solid #8c969f;
    border-radius: 0.125rem;
    background: #ffffff;
    color: var(--ink);
    font: inherit;
}
textarea { resize: vertical; }

input[type="checkbox"] { width: 1.15rem; min-height: 1.15rem; margin: 0.15rem 0 0; }
.check-row { display: flex; align-items: flex-start; gap: 0.6rem; font-weight: 500; }
.field-error { margin: 0.35rem 0 0; color: var(--danger); }
.help-text,
.field-help { margin: 0.35rem 0 0; color: var(--muted); font-size: 0.92rem; overflow-wrap: anywhere; }
.auth-link { margin-top: 1.25rem; }

.page-heading,
.card-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.5rem;
}

.page-heading { margin-bottom: 1.5rem; }
.card-list { display: grid; gap: 1rem; }
.card h2 a { color: var(--ink); }
.setup-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.section-nav { margin: 0 0 1.5rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line); }

.summary-grid,
.report-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin: 1rem 0 0;
}

.summary-grid-wide { grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 0 0 1.5rem; }
.summary-grid div,
.report-list div { padding: 1rem; background: var(--surface-soft); border: 1px solid var(--line); }
dt { color: var(--muted); font-weight: 650; }
dd { margin: 0.25rem 0 0; overflow-wrap: anywhere; }

.empty-state { text-align: center; }
.empty-state .primary-button { margin-inline: auto; }
.table-wrap { margin: 1rem 0; overflow-x: auto; border: 1px solid var(--line); background: var(--surface); }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 0.8rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { background: var(--surface-soft); }
tbody tr:last-child td { border-bottom: 0; }
.pagination { justify-content: space-between; margin-top: 1.5rem; }
.admin-section { margin-top: 2.5rem; }
.error-page { padding-block: 10vh; }

.visually-hidden {
    position: absolute;
    width: 0.0625rem;
    height: 0.0625rem;
    padding: 0;
    margin: -0.0625rem;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 48rem) {
    .header-row,
    .page-heading,
    .card-heading { flex-direction: column; align-items: stretch; }
    .header-row { padding-block: 0.8rem; }
    .setup-grid,
    .summary-grid,
    .summary-grid-wide,
    .report-list { grid-template-columns: 1fr; }
}

fieldset.form-stack { min-width: 0; padding: 1.25rem; border: 1px solid var(--line); margin: 0; }
fieldset legend { padding-inline: 0.35rem; font-size: 1.15rem; font-weight: 650; }
fieldset .help-text { margin-bottom: 0.5rem; }

.catalog-search { max-width: 42rem; }
.catalog-heading { margin-top: 2rem; }