/* Writing dashboard styles. Rules refer to docs/accessibility-standard.md.
   Text contrast is at least 7:1 in both colour schemes (V1, 1.4.6). */

:root {
    --text: #1a1a1a;          /* 17.40:1 on --bg (calculated) */
    --text-muted: #4a4a4a;    /*  8.86:1; 7.99:1 on --bg-subtle */
    --bg: #ffffff;
    --bg-subtle: #f3f3f3;
    --border: #6b6b6b;        /*  5.33:1; UI borders need 3:1 (1.4.11) */
    --link: #0b4fa8;          /*  7.78:1 */
    --accent: #1a1a1a;
    --accent-text: #ffffff;
    --error: #a3001b;         /*  8.16:1; 7.42:1 on --error-bg */
    --error-bg: #fff1f1;
    --focus-outer: #ffffff;
    --focus-inner: #1a1a1a;
    color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
    :root {
        --text: #f2f2f2;          /* 16.16:1 on --bg */
        --text-muted: #c8c8c8;    /* 10.82:1 */
        --bg: #161616;
        --bg-subtle: #242424;
        --border: #9a9a9a;        /*  6.43:1 */
        --link: #9cc6ff;          /* 10.28:1 */
        --accent: #f2f2f2;
        --accent-text: #161616;
        --error: #ffb3bd;         /* 10.72:1; 10.36:1 on --error-bg */
        --error-bg: #2b1215;
        --focus-outer: #161616;
        --focus-inner: #f2f2f2;
    }
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 100%;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--bg);
}

.wrap {
    width: min(100% - 2rem, 62rem);
    margin-inline: auto;
}

a {
    color: var(--link);
    text-underline-offset: 0.15em;
}

h1 {
    font-size: 2rem;
    line-height: 1.25;
    margin: 2rem 0 1rem;
}

h2 {
    font-size: 1.4rem;
    line-height: 1.3;
    margin: 2rem 0 0.75rem;
}

/* K3, 2.4.13: same white/dark/white ring as the theme, shown instantly */
:focus-visible {
    outline: 3px solid var(--focus-inner);
    outline-offset: 2px;
    box-shadow: 0 0 0 2px var(--focus-outer), 0 0 0 8px var(--focus-outer);
}

@media (forced-colors: active) {
    :focus-visible {
        outline-color: Highlight;
    }
}

#main:focus {
    outline: none;
    box-shadow: none;
}

/* S3: skip link */
.skip-link {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 100;
    padding: 0.75rem 1.25rem;
    font-weight: 700;
    color: var(--accent-text);
    background-color: var(--accent);
    border-radius: 6px;
    transform: translateY(-200%);
}

.skip-link:focus {
    transform: none;
}

.visually-hidden {
    position: absolute !important;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}

/* Header and footer */
.site-header {
    border-bottom: 2px solid var(--border);
}

.header-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 2rem;
    padding-block: 0.75rem;
}

.site-name {
    margin: 0;
    font-weight: 700;
    font-size: 1.25rem;
}

.site-name a {
    color: var(--text);
    text-decoration: none;
}

.site-header nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-header nav a[aria-current="page"] {
    font-weight: 700;
}

.account {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 1rem;
    margin-inline-start: auto;
}

.account p {
    margin: 0;
    color: var(--text-muted);
}

.site-footer {
    margin-top: 4rem;
    padding-block: 1.5rem;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
}

/* Status messages (A1) */
.status-message p {
    margin: 0 0 1.5rem;
    padding: 0.75rem 1rem;
    border-left: 6px solid var(--text);
    background-color: var(--bg-subtle);
}

/* Forms (F1–F5) */
.form {
    max-width: 32rem;
}

.field {
    margin-bottom: 1.25rem;
}

label {
    display: block;
    margin-bottom: 0.35rem;
    font-weight: 600;
}

input[type="email"],
input[type="password"],
input[type="search"],
input[type="text"],
select,
textarea {
    width: 100%;
    min-height: 44px; /* V5 */
    padding: 0.5rem 0.75rem;
    font: inherit;
    color: var(--text);
    background-color: var(--bg);
    border: 2px solid var(--border);
    border-radius: 6px;
}

.has-error input,
.has-error select,
.has-error textarea {
    border-color: var(--error);
    border-width: 3px;
}

.field-error {
    margin: 0 0 0.35rem;
    font-weight: 600;
    color: var(--error);
}

.error-summary {
    margin: 0 0 2rem;
    padding: 1rem 1.25rem;
    border: 4px solid var(--error);
    background-color: var(--error-bg);
}

.error-summary h2 {
    margin-top: 0;
    color: var(--error);
}

.error-summary ul {
    margin: 0;
    padding-left: 1.25rem;
}

.error-summary a {
    color: var(--error);
    font-weight: 600;
}

/* Buttons: at least 44 px tall (V5, 2.5.5) */
button,
.button-primary,
.button-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.5rem 1.25rem;
    font: inherit;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
}

.button-primary {
    color: var(--accent-text);
    background-color: var(--accent);
    border: 2px solid var(--accent);
}

.button-secondary {
    color: var(--text);
    background-color: var(--bg);
    border: 2px solid var(--border);
}

/* Content list (D6) */
.filters {
    padding: 0 1.25rem 1.25rem;
    border: 1px solid var(--border);
    border-radius: 8px;
}

.filter-fields {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
    gap: 0 1.25rem;
}

.result-count {
    color: var(--text-muted);
}

.content-table {
    width: 100%;
    border-collapse: collapse;
}

.content-table th,
.content-table td {
    padding: 0.75rem 0.5rem;
    text-align: left;
    vertical-align: top;
    border-bottom: 1px solid var(--border);
}

.content-table thead th {
    border-bottom-width: 2px;
}

.content-table tbody th {
    font-weight: 600;
}

/* V3: tables may scroll sideways (1.4.10 allows it for data tables).
   The region is focusable so keyboard users can scroll it too. */
.table-region {
    overflow-x: auto;
}

/* V4 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}