/* Reusable UI components. Familiar class names (.btn, .card, .alert, .badge,
   .pagination) are kept but implemented here from scratch — no Bootstrap. */

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.5rem 1rem;
    border: 1px solid transparent;
    border-radius: var(--app-radius-sm);
    font-family: var(--app-font-mono);
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.2;
    color: var(--app-text);
    text-decoration: none;
    transition: background var(--app-transition), border-color var(--app-transition), color var(--app-transition);
}

.btn-sm {
    padding: 0.34rem 0.75rem;
    font-size: 0.82rem;
}

/* Bracketed [ command ] affordance — the terminal signature on text buttons.
   Excludes the brand-surfaced Google button and icon-only/flag controls. */
.btn:not(.app-google-btn):not(.app-language-flag-button):not(.app-language-dropdown-button)::before {
    content: "[";
    margin-right: 0.5ch;
    color: var(--app-faint);
    transition: color var(--app-transition);
}

.btn:not(.app-google-btn):not(.app-language-flag-button):not(.app-language-dropdown-button)::after {
    content: "]";
    margin-left: 0.5ch;
    color: var(--app-faint);
    transition: color var(--app-transition);
}

.btn:not(.app-google-btn):hover::before,
.btn:not(.app-google-btn):hover::after,
.btn:not(.app-google-btn):focus-visible::before,
.btn:not(.app-google-btn):focus-visible::after {
    color: var(--app-green);
}

.btn-primary {
    border-color: var(--app-green-strong);
    color: var(--app-green-contrast);
    background: var(--app-green-strong);
}

.btn-primary:hover,
.btn-primary:focus-visible {
    border-color: var(--app-green-hover);
    color: var(--app-green-contrast);
    background: var(--app-green-hover);
}

.btn-outline-primary,
.btn-outline-secondary {
    border-color: var(--app-border-strong);
    color: var(--app-text);
    background: transparent;
}

.btn-outline-primary:hover,
.btn-outline-secondary:hover,
.btn-outline-primary:focus-visible,
.btn-outline-secondary:focus-visible {
    border-color: var(--app-green);
    color: var(--app-text-strong);
    background: var(--app-green-soft);
}

.btn-danger {
    border-color: var(--app-danger);
    color: #fff5f5;
    background: var(--app-danger);
}

.btn-danger:hover,
.btn-danger:focus-visible {
    border-color: #da3633;
    background: #da3633;
}

/* Google sign-in button — brand-mandated light surface with the coloured "G". */
.app-google-btn {
    border-color: var(--app-google-bg);
    color: var(--app-google-text);
    background: var(--app-google-bg);
    font-family: var(--app-font-sans);
}

.app-google-btn:hover,
.app-google-btn:focus-visible {
    border-color: var(--app-google-bg-hover);
    color: var(--app-google-text);
    background: var(--app-google-bg-hover);
}

.app-google-icon {
    flex-shrink: 0;
}

/* ---- Cards & hero ---- */
.card,
.app-hero {
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-lg);
    background: var(--app-surface);
}

.card-body {
    padding: 1.5rem;
    color: var(--app-text);
}

.app-hero {
    padding: 2rem 1.6rem;
}

.app-hero h1 {
    font-weight: 800;
}

@media (min-width: 768px) {
    .card-body {
        padding: 2.25rem;
    }

    .app-hero {
        padding: 2.75rem;
    }
}

/* ---- Forms ---- */
/* Theme bare inputs rendered by Django's form framework (e.g. django-allauth)
   plus an explicit .form-control, so every site form is legible without
   per-field classes. Admin pages do not load this stylesheet. */
label {
    display: inline-block;
    margin-bottom: 0.3rem;
    color: var(--app-text-strong);
    font-size: 0.9rem;
    font-weight: 600;
}

.form-control,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="search"],
input[type="url"],
input[type="tel"],
input[type="date"],
textarea,
select {
    display: block;
    width: 100%;
    padding: 0.55rem 0.85rem;
    border: 1px solid var(--app-border-strong);
    border-radius: var(--app-radius);
    font-family: var(--app-font-sans);
    line-height: 1.5;
    color: var(--app-text);
    background-color: var(--app-bg-soft);
}

.form-control:focus,
input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
input[type="search"]:focus,
input[type="url"]:focus,
input[type="tel"]:focus,
input[type="date"]:focus,
textarea:focus,
select:focus {
    border-color: var(--app-green);
    outline: none;
    color: var(--app-text-strong);
    background-color: var(--app-surface);
    box-shadow: 0 0 0 3px var(--app-green-soft);
}

.helptext {
    display: block;
    margin-top: 0.3rem;
    color: var(--app-muted);
    font-size: 0.82rem;
}

/* Simple labelled form field + button row (used by the profile forms). */
.app-field {
    margin-bottom: 1.25rem;
}

.app-form-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.6rem;
}

/* Destructive secondary action (e.g. delete), pushed to the trailing edge. */
.app-form-actions__danger {
    margin-left: auto;
    font-family: var(--app-font-mono);
    font-size: 0.88rem;
    color: var(--app-danger);
}

.app-form-actions__danger:hover,
.app-form-actions__danger:focus-visible {
    color: var(--app-danger);
    text-decoration: underline;
}

ul.errorlist {
    margin: 0 0 0.5rem;
    padding: 0;
    list-style: none;
    color: var(--app-danger);
    font-size: 0.85rem;
}

/* ---- Alerts ---- */
.app-messages {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-bottom: 1.5rem;
}

.alert {
    padding: 0.85rem 1.1rem;
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    background: var(--app-surface);
}

.alert-info {
    border-color: rgba(88, 166, 255, 0.4);
    background: var(--app-info-bg);
}

.alert-success {
    border-color: rgba(63, 185, 80, 0.4);
    background: var(--app-success-bg);
}

.alert-warning {
    border-color: rgba(210, 153, 34, 0.4);
    background: var(--app-warning-bg);
}

.alert-danger,
.alert-error {
    border-color: rgba(248, 81, 73, 0.4);
    background: var(--app-danger-bg);
}

.app-mode-banner {
    margin-bottom: 1.5rem;
}

/* Maintenance / under-construction full-page card. */
.app-mode-main {
    display: flex;
    align-items: center;
}

.app-mode-card {
    text-align: center;
}

.app-mode-message {
    margin-block: 0.85rem;
}

.app-mode-brand {
    margin-bottom: 1.25rem;
}

/* Sign-in card. */
.app-login h1 {
    margin-bottom: 0.5rem;
}

.app-login form {
    margin-top: 1.5rem;
}

/* Legal pages (imprint / privacy) — readable vertical rhythm. */
.app-legal > * + * {
    margin-top: 1rem;
}

.app-legal h2 {
    margin-top: 1.85rem;
    font-size: 1.15rem;
}

/* Centered status card for the error pages (403 / 404 / 500). */
.app-status-card {
    text-align: center;
}

.app-status-card__code {
    font-family: var(--app-font-mono);
    font-size: clamp(2.5rem, 1.8rem + 3vw, 3.75rem);
    font-weight: 800;
    color: var(--app-green);
    letter-spacing: -0.02em;
}

.app-status-card h2 {
    margin: 0.5rem 0 0.75rem;
}

.app-status-card p {
    margin-bottom: 1.5rem;
    color: var(--app-muted);
}

/* ---- Badges ---- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.7rem;
    border-radius: var(--app-radius-sm);
    font-family: var(--app-font-mono);
    font-size: 0.78rem;
    font-weight: 600;
}

.badge-primary,
.badge.text-bg-primary {
    color: var(--app-green-contrast);
    background: var(--app-green-strong);
}

/* ---- Pager (terminal-style: ‹ prev | page x / y | next ›) ---- */
.app-pager {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--app-border);
    font-family: var(--app-font-mono);
    font-size: 0.85rem;
}

.app-pager__link {
    color: var(--app-text);
    text-decoration: none;
    transition: color var(--app-transition);
}

.app-pager__link:not(.is-disabled):hover {
    color: var(--app-green);
}

.app-pager__link.is-disabled {
    opacity: 0.35;
    pointer-events: none;
}

.app-pager__status {
    color: var(--app-muted);
}

/* ---- Page header (list/overview) ---- */
.app-page-header {
    margin-bottom: 1.5rem;
}

.app-page-kicker {
    margin-bottom: 0.7rem;
    color: var(--app-green);
    font-family: var(--app-font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.06em;
}

.app-page-kicker::before {
    content: "// ";
}

/* Command variant: renders the kicker as a shell prompt ("$ ls -lt posts/"). */
.app-page-kicker--cmd {
    color: var(--app-text);
    letter-spacing: 0;
    text-transform: none;
}

.app-page-kicker--cmd::before {
    color: var(--app-green);
    content: "$ ";
}

.app-backlink {
    display: inline-block;
    margin-bottom: 1rem;
    color: var(--app-muted);
    font-family: var(--app-font-mono);
    font-size: 0.85rem;
    text-decoration: none;
}

.app-backlink:hover {
    color: var(--app-text-strong);
}

/* ---- Action cards ---- */
.app-action-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
    gap: 0.85rem;
    margin-top: 1.75rem;
}

.app-action-card {
    display: block;
    min-height: 100%;
    padding: 1.1rem 1.2rem;
    border: 1px solid var(--app-border);
    border-left: 3px solid var(--app-green-strong);
    border-radius: 0 var(--app-radius) var(--app-radius) 0;
    color: var(--app-text-strong);
    font-weight: 600;
    text-decoration: none;
    background: var(--app-surface-2);
    transition: border-color var(--app-transition), background var(--app-transition), transform var(--app-transition);
}

.app-action-card:hover,
.app-action-card:focus-visible {
    transform: translateY(-2px);
    border-left-color: var(--app-green);
    color: var(--app-text-strong);
    background: var(--app-elevated);
}

.app-action-card small {
    display: block;
    margin-top: 0.4rem;
    color: var(--app-muted);
    font-weight: 400;
}

/* ---- Responsive data table ---- */
/* Add class="app-data-table" to <table>. Each <td> must carry
   data-label="Column name" for the stacked mobile card view. */
.app-data-table {
    width: 100%;
    border-collapse: collapse;
}

.app-data-table th,
.app-data-table td {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--app-border);
    text-align: left;
    color: var(--app-text);
    vertical-align: middle;
}

.app-data-table th {
    color: var(--app-muted);
    font-family: var(--app-font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.app-data-table tbody tr:last-child td {
    border-bottom: none;
}

.app-data-table tbody tr:hover td {
    background: var(--app-green-soft);
}

@media (max-width: 575.98px) {
    .app-data-table thead {
        display: none;
    }

    .app-data-table tbody tr {
        display: block;
        margin-bottom: 0.75rem;
        padding: 0.25rem 0.5rem;
        border: 1px solid var(--app-border);
        border-radius: var(--app-radius);
        background: var(--app-surface);
    }

    .app-data-table td {
        display: flex;
        align-items: baseline;
        justify-content: space-between;
        gap: 0.5rem;
        padding: 0.45rem 0.5rem;
        border-bottom: 1px solid var(--app-border);
    }

    .app-data-table tbody tr:last-child td:last-child,
    .app-data-table td:last-child {
        border-bottom: none;
    }

    .app-data-table td::before {
        content: attr(data-label);
        flex-shrink: 0;
        color: var(--app-muted);
        font-family: var(--app-font-mono);
        font-size: 0.78rem;
        font-weight: 600;
    }
}

/* ---- Management area (/sudo/) ---- */
.app-sudo {
    margin-top: 1rem;
}

/* Terminal-style tab bar */
.app-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--app-border);
}

.app-tab {
    padding: 0.5rem 0.9rem;
    border: 1px solid transparent;
    border-bottom: none;
    border-radius: var(--app-radius) var(--app-radius) 0 0;
    color: var(--app-muted);
    font-family: var(--app-font-mono);
    font-size: 0.9rem;
    text-decoration: none;
    transition: color var(--app-transition), background var(--app-transition);
}

.app-tab::before {
    content: "./";
    color: var(--app-faint);
}

.app-tab:hover,
.app-tab:focus-visible {
    color: var(--app-text-strong);
    background: var(--app-surface-2);
}

.app-tab--active {
    color: var(--app-text-strong);
    border-color: var(--app-border);
    background: var(--app-surface-2);
}

.app-tab--active::before {
    color: var(--app-green);
}

/* Stat row */
.app-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
    gap: 0.85rem;
    margin: 1.5rem 0;
}

.app-stat {
    padding: 0.9rem 1rem;
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    background: var(--app-surface-2);
}

.app-stat dt {
    color: var(--app-muted);
    font-size: 0.8rem;
}

.app-stat dd {
    margin: 0.2rem 0 0;
    color: var(--app-text-strong);
    font-family: var(--app-font-mono);
    font-size: 1.6rem;
    font-weight: 700;
}

.app-stat--alert dd {
    color: var(--app-danger);
}

/* Status badges (AI jobs + post publication state) */
.app-status {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border-radius: var(--app-radius-pill);
    font-family: var(--app-font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    background: var(--app-surface);
    color: var(--app-muted);
    border: 1px solid var(--app-border);
}

.app-status--succeeded,
.app-status--published,
.app-status--ready {
    color: var(--app-green);
    border-color: var(--app-green-soft);
    background: var(--app-green-soft);
}

.app-status--failed,
.app-status--rejected {
    color: var(--app-danger);
    border-color: var(--app-danger);
}

.app-status--running,
.app-status--scheduled,
.app-status--held,
.app-status--stale {
    color: var(--app-warning);
    border-color: var(--app-warning);
}

/* Sudo section + recent-jobs feed */
.app-sudo-section {
    margin-top: 2rem;
}

.app-sudo-section__title {
    font-size: 1.1rem;
    color: var(--app-text-strong);
    margin-bottom: 0.75rem;
}

.app-job-feed {
    list-style: none;
    margin: 0;
    padding: 0;
}

.app-job-feed__item {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.6rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--app-border);
}

.app-job-error {
    display: inline-block;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: bottom;
}

.app-job-filters {
    display: flex;
    gap: 0.75rem;
}

.app-job-filters a[aria-current="page"] {
    color: var(--app-text-strong);
}

/* Skip-to-content link: off-screen until keyboard focus, then pinned top-left. */
.app-skip-link {
    position: absolute;
    left: 0.5rem;
    top: -3rem;
    z-index: 1000;
    padding: 0.5rem 0.9rem;
    background: var(--app-surface-2);
    color: var(--app-text-strong);
    border: 1px solid var(--app-border-strong);
    border-radius: var(--app-radius);
    font-family: var(--app-font-mono);
    transition: top 0.15s ease-in-out;
}

.app-skip-link:focus {
    top: 0.5rem;
}

/* A nav-cmd rendered as a bare submit button (retry) */
.app-nav-cmd--btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    font: inherit;
}

/* Pagination */
.app-pagination {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* Comment moderation queue */
.app-mod-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.app-mod-item {
    padding: 1rem 1.1rem;
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    background: var(--app-surface-2);
}

.app-mod-item__head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.6rem;
    margin-bottom: 0.6rem;
}

.app-mod-item__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.6rem;
    margin-top: 0.75rem;
}

/* Version-history timeline */
.app-timeline {
    list-style: none;
    margin: 0;
    padding: 0;
    border-left: 2px solid var(--app-border);
}

.app-timeline__item {
    position: relative;
    padding: 0 0 1.1rem 1.1rem;
}

.app-timeline__item::before {
    content: "";
    position: absolute;
    left: -5px;
    top: 0.35rem;
    width: 8px;
    height: 8px;
    border-radius: var(--app-radius-pill);
    background: var(--app-green-strong);
}

.app-timeline__head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.6rem;
}