/* Help Center (Knowledge Base)
   Hub, category and article pages, the in-page help drawer, and the article
   typography shared with the super-admin editor preview. Built on the
   aqary-tokens.css scale; logical properties throughout so one sheet serves
   both RTL and LTR. */

.kb-page {
    --kb-measure: 72ch;
    --kb-ease: cubic-bezier(.2, .7, .2, 1);
}

/* ── Hero + search ──────────────────────────────────────────────── */
.kb-hero {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--aq-surface-border);
    border-radius: var(--aq-radius-container);
    padding: 40px 24px 36px;
    margin-bottom: 26px;
    text-align: center;
    background:
        radial-gradient(640px 220px at 12% 0%, rgba(31,102,211,.13), transparent 70%),
        radial-gradient(520px 200px at 92% 100%, rgba(40,184,134,.08), transparent 70%),
        linear-gradient(180deg, #FFFFFF 0%, var(--aq-brand-50) 100%);
    box-shadow: var(--aq-shadow-card);
}
/* Faint blueprint grid: a quiet nod to property plans. */
.kb-hero::before {
    content: "";
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(26,86,180,.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(26,86,180,.06) 1px, transparent 1px);
    background-size: 28px 28px;
    mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
    pointer-events: none;
}
.kb-hero-inner { position: relative; max-width: 640px; margin: 0 auto; }
.kb-hero-badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 4px 12px;
    border-radius: var(--aq-radius-pill);
    background: #fff;
    border: 1px solid var(--aq-brand-100);
    color: var(--aq-brand-700);
    font-size: 12px; font-weight: 600;
}
.kb-hero-title {
    margin: 14px 0 6px;
    font-size: clamp(22px, 3vw, 30px);
    font-weight: 700;
    color: var(--aq-ink-900);
    letter-spacing: -.01em;
}
.kb-hero-sub { margin: 0 0 22px; color: var(--aq-ink-500); font-size: 14px; }

.kb-search { position: relative; }
.kb-search-icon {
    position: absolute; inset-inline-start: 18px; top: 50%;
    transform: translateY(-50%);
    font-size: 20px; color: var(--aq-brand-500); pointer-events: none;
}
.kb-search-spinner {
    position: absolute; inset-inline-end: 18px; top: 50%;
    margin-top: -.5rem; color: var(--aq-brand-500);
}
.kb-search-input {
    width: 100%;
    height: 56px;
    padding-inline: 50px 48px;
    border: 1px solid var(--aq-ink-200);
    border-radius: 14px;
    background: #fff;
    font-size: 15px;
    color: var(--aq-ink-800);
    box-shadow: 0 10px 30px -14px rgba(26,86,180,.35);
    transition: border-color .15s, box-shadow .15s;
}
.kb-search-input::placeholder { color: var(--aq-ink-300); }
.kb-search-input:focus { outline: none; border-color: var(--aq-brand-400); box-shadow: var(--aq-shadow-focus), 0 10px 30px -14px rgba(26,86,180,.35); }
.kb-search-input::-webkit-search-cancel-button { cursor: pointer; }

/* ── Section headings + panels ──────────────────────────────────── */
.kb-section-title,
.kb-panel-title {
    display: flex; align-items: center; gap: 8px;
    margin: 0 0 12px;
    font-size: 13px; font-weight: 700;
    color: var(--aq-ink-500);
    letter-spacing: .02em;
}
.kb-panel-title i { color: var(--aq-brand-500); font-size: 16px; }
.kb-query { color: var(--aq-ink-900); }

.kb-panel {
    background: var(--aq-surface-card);
    border: 1px solid var(--aq-surface-border);
    border-radius: var(--aq-radius-container);
    box-shadow: var(--aq-shadow-card);
    padding: 18px;
}
.kb-results { margin-bottom: 24px; animation: kbRise .25s var(--kb-ease, ease) both; }

/* ── Category grid ──────────────────────────────────────────────── */
.kb-cat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 14px;
    margin-bottom: 28px;
}
.kb-cat-card {
    display: flex; flex-direction: column; gap: 6px;
    padding: 18px;
    background: var(--aq-surface-card);
    border: 1px solid var(--aq-surface-border);
    border-radius: var(--aq-radius-container);
    box-shadow: var(--aq-shadow-card);
    color: inherit;
    text-decoration: none;
    transition: transform .18s var(--kb-ease, ease), box-shadow .18s, border-color .18s;
    animation: kbRise .35s var(--kb-ease, ease) both;
    animation-delay: calc(var(--kb-i, 0) * 45ms);
}
.kb-cat-card:hover,
.kb-cat-card:focus-visible {
    transform: translateY(-2px);
    border-color: var(--aq-brand-200);
    box-shadow: var(--aq-shadow-elev);
    text-decoration: none;
    color: inherit;
}
.kb-cat-icon {
    display: inline-grid; place-items: center;
    width: 40px; height: 40px;
    border-radius: var(--aq-radius-surface);
    background: var(--aq-brand-50);
    color: var(--aq-brand-600);
    font-size: 21px;
    margin-bottom: 6px;
}
.kb-cat-icon--lg { width: 54px; height: 54px; font-size: 28px; border-radius: 14px; margin: 0; }
.kb-cat-name { font-size: 15px; font-weight: 700; color: var(--aq-ink-900); }
.kb-cat-desc { font-size: 13px; color: var(--aq-ink-500); line-height: 1.6; }
.kb-cat-count { margin-top: auto; padding-top: 6px; font-size: 12px; color: var(--aq-ink-400); }

.kb-two-col { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.kb-two-col > :only-child { grid-column: 1 / -1; }
@media (max-width: 900px) { .kb-two-col { grid-template-columns: 1fr; } }

/* ── Article lists ──────────────────────────────────────────────── */
.kb-list { display: flex; flex-direction: column; }
.kb-list-heading { font-size: 12px; font-weight: 700; color: var(--aq-ink-400); margin: 2px 4px 8px; }
.kb-list-item {
    display: flex; align-items: flex-start; gap: 12px;
    padding: 10px;
    border-radius: var(--aq-radius-surface);
    color: inherit;
    text-decoration: none;
    transition: background .12s;
}
.kb-list-item + .kb-list-item { border-top: 1px solid var(--aq-ink-100); }
.kb-list-item:hover, .kb-list-item:focus-visible { background: var(--aq-ink-100); color: inherit; text-decoration: none; }
.kb-list-item:hover .kb-list-title { color: var(--aq-brand-700); }
.kb-list--roomy .kb-list-item { padding: 14px 12px; }
.kb-list-item--compact { padding: 8px 10px; }
.kb-list-icon {
    flex: none;
    display: grid; place-items: center;
    width: 30px; height: 30px;
    border-radius: var(--aq-radius-control);
    background: var(--aq-surface-muted);
    color: var(--aq-ink-400);
    font-size: 16px;
}
.kb-list-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1; }
.kb-list-title { font-weight: 600; font-size: 14px; color: var(--aq-ink-800); line-height: 1.5; }
.kb-list-summary { font-size: 13px; color: var(--aq-ink-500); line-height: 1.6; }
.kb-list-meta { font-size: 12px; color: var(--aq-ink-400); }
.kb-list-go { align-self: center; color: var(--aq-ink-300); }

/* ── Breadcrumbs + page header ──────────────────────────────────── */
.kb-crumbs { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; font-size: 13px; color: var(--aq-ink-500); }
.kb-crumbs a { color: var(--aq-brand-700); }
.kb-crumb-sep { font-size: 12px; color: var(--aq-ink-300); }
html[dir="ltr"] .kb-crumb-sep,
html[dir="ltr"] .kb-list-go { transform: scaleX(-1); }

.kb-cat-header { display: flex; align-items: center; gap: 16px; margin-bottom: 18px; }
.kb-page-title { margin: 0; font-size: 22px; font-weight: 700; color: var(--aq-ink-900); }
.kb-page-sub { margin: 4px 0 0; color: var(--aq-ink-500); }

/* ── Article ────────────────────────────────────────────────────── */
.kb-article-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 20px;
    align-items: start;
}
@media (max-width: 1100px) { .kb-article-layout { grid-template-columns: 1fr; } }
.kb-article-aside { display: flex; flex-direction: column; gap: 16px; position: sticky; top: 90px; }
@media (max-width: 1100px) { .kb-article-aside { position: static; } }

.kb-article.kb-panel { padding: 28px clamp(18px, 4vw, 44px) 24px; }
.kb-article-kicker { font-size: 12px; font-weight: 700; color: var(--aq-brand-600); margin-bottom: 6px; }
.kb-article-title { margin: 0 0 8px; font-size: clamp(20px, 2.4vw, 26px); font-weight: 700; line-height: 1.4; color: var(--aq-ink-900); }
.kb-article-meta { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--aq-ink-400); margin-bottom: 16px; }
.kb-article-summary {
    margin: 0 0 20px;
    padding-inline-start: 14px;
    border-inline-start: 3px solid var(--aq-brand-200);
    color: var(--aq-ink-600);
    font-size: 15px;
    line-height: 1.8;
}

.kb-article-body { max-width: var(--kb-measure, 72ch); font-size: 15px; line-height: 1.9; color: var(--aq-ink-800); overflow-wrap: anywhere; }
.kb-article-body > :first-child { margin-top: 0; }
.kb-article-body p { margin: 0 0 1em; }
.kb-article-body h2, .kb-article-body h3, .kb-article-body h4 { color: var(--aq-ink-900); font-weight: 700; line-height: 1.45; margin: 1.6em 0 .6em; }
.kb-article-body h2 { font-size: 20px; }
.kb-article-body h3 { font-size: 17px; }
.kb-article-body h4 { font-size: 15px; }
.kb-article-body ul, .kb-article-body ol { padding-inline-start: 1.4em; margin: 0 0 1em; }
.kb-article-body li { margin-bottom: .35em; }
.kb-article-body a { color: var(--aq-brand-700); text-decoration: underline; text-underline-offset: 3px; }
.kb-article-body blockquote {
    margin: 1.2em 0;
    padding: 12px 16px;
    background: var(--aq-brand-50);
    border-inline-start: 3px solid var(--aq-brand-400);
    border-radius: var(--aq-radius-control);
    color: var(--aq-ink-700);
}
.kb-article-body pre, .kb-article-body code {
    font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
    font-size: 13px;
    direction: ltr;
    unicode-bidi: isolate;
}
.kb-article-body pre { background: var(--aq-ink-100); padding: 12px 14px; border-radius: var(--aq-radius-control); overflow-x: auto; text-align: left; }
.kb-article-body code { background: var(--aq-ink-100); padding: 1px 5px; border-radius: 4px; }
.kb-article-body pre code { padding: 0; background: none; }
.kb-article-body img,
.kb-article-body video {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 1.2em 0;
    border: 1px solid var(--aq-surface-border);
    border-radius: var(--aq-radius-surface);
    box-shadow: var(--aq-shadow-card);
    background: var(--aq-ink-100);
}
.kb-article-body video { width: 100%; }
.kb-article-body table { width: 100%; border-collapse: collapse; margin: 1em 0; font-size: 14px; }
.kb-article-body th, .kb-article-body td { border: 1px solid var(--aq-surface-border); padding: 8px 10px; text-align: start; }
.kb-article-body th { background: var(--aq-ink-100); font-weight: 600; }
.kb-article-body hr { border: 0; border-top: 1px solid var(--aq-surface-border); margin: 1.6em 0; }

/* ── Feedback ───────────────────────────────────────────────────── */
.kb-feedback {
    display: flex; align-items: center; flex-wrap: wrap; gap: 8px;
    margin-top: 28px;
    padding: 14px 16px;
    border-radius: var(--aq-radius-surface);
    background: var(--aq-surface);
    border: 1px solid var(--aq-surface-border);
}
.kb-feedback-q { font-weight: 600; font-size: 14px; color: var(--aq-ink-700); margin-inline-end: 6px; }
.kb-vote {
    display: inline-flex; align-items: center; gap: 4px;
    background: #fff;
    border: 1px solid var(--aq-ink-200);
    border-radius: var(--aq-radius-pill);
    color: var(--aq-ink-600);
    padding: 4px 14px;
}
.kb-vote:hover { border-color: var(--aq-brand-300); color: var(--aq-brand-700); }
.kb-vote.is-active[data-kb-vote="1"] { background: var(--aq-success-50); border-color: var(--aq-success-500); color: var(--aq-success-700); }
.kb-vote.is-active[data-kb-vote="0"] { background: var(--aq-warning-50); border-color: var(--aq-warning-500); color: var(--aq-warning-700); }
.kb-feedback.is-busy .kb-vote { opacity: .6; pointer-events: none; }
.kb-feedback-result { flex-basis: 100%; font-size: 13px; color: var(--aq-ink-500); }
.kb-feedback-result:empty { display: none; }
.kb-support-link { font-weight: 600; margin-inline-start: 4px; }

.kb-help-card { text-align: center; }
.kb-help-card > i { font-size: 30px; color: var(--aq-brand-500); }
.kb-help-card-title { font-size: 15px; font-weight: 700; margin: 8px 0 4px; color: var(--aq-ink-900); }
.kb-help-card p { font-size: 13px; color: var(--aq-ink-500); margin-bottom: 12px; }

/* ── Empty / loading ────────────────────────────────────────────── */
.kb-empty { text-align: center; padding: 34px 16px; color: var(--aq-ink-400); }
.kb-empty > i { font-size: 34px; color: var(--aq-ink-300); display: block; margin-bottom: 8px; }
.kb-empty p { margin: 0; font-size: 14px; }
.kb-empty--page { background: var(--aq-surface-card); border: 1px dashed var(--aq-ink-200); border-radius: var(--aq-radius-container); padding: 56px 16px; }
.kb-loading .spinner-border { color: var(--aq-brand-500); margin-bottom: 8px; }

/* ── Help drawer (Bootstrap 4 modal as a side sheet) ────────────── */
.aq-kb-drawer .modal-dialog {
    position: fixed;
    top: 0; bottom: 0;
    inset-inline-end: 0;
    margin: 0;
    width: min(460px, 100vw);
    max-width: none;
    height: 100%;
    transform: translateX(100%);
    transition: transform .28s var(--kb-ease, cubic-bezier(.2,.7,.2,1));
}
html[dir="rtl"] .aq-kb-drawer .modal-dialog { transform: translateX(-100%); }
/* html[dir] matches the specificity of the RTL off-screen rule above. */
html[dir] .aq-kb-drawer.show .modal-dialog,
.aq-kb-drawer.show .modal-dialog { transform: none; }
/* aqary-skin.css's `.modal-content { border-radius: ...!important; border:
   ...!important }` otherwise wins regardless of this rule's specificity —
   this is a square side panel, not a rounded dialog, so it must beat it. */
.aq-kb-drawer .modal-content {
    height: 100%;
    border: 0 !important;
    border-radius: 0 !important;
    display: flex; flex-direction: column;
    box-shadow: var(--aq-modal-elev);
}
/* Same reason: the skin's `.modal-header { padding: ...!important }` would
   otherwise override this drawer's own tighter padding. */
.aq-kb-drawer .modal-header {
    align-items: center; gap: 8px;
    padding: 14px 18px !important;
    border-bottom: 1px solid var(--aq-surface-border);
}
.aq-kb-drawer .modal-title { display: flex; align-items: center; gap: 8px; font-size: 15px; font-weight: 700; color: var(--aq-ink-900); margin: 0; flex: 1; }
.aq-kb-drawer .modal-title i { color: var(--aq-brand-500); font-size: 19px; }
.aq-kb-drawer .modal-header .close { margin: 0 !important; padding: 4px 8px !important; }
.aq-kb-drawer-back {
    display: grid; place-items: center;
    width: 32px; height: 32px;
    border: 1px solid var(--aq-ink-200);
    border-radius: var(--aq-radius-control);
    background: #fff;
    color: var(--aq-ink-600);
}
.aq-kb-drawer-back[hidden] { display: none; }
html[dir="rtl"] .aq-kb-drawer-back i { transform: scaleX(-1); display: inline-block; }
.aq-kb-drawer-search { position: relative; padding: 12px 18px; border-bottom: 1px solid var(--aq-ink-100); background: var(--aq-surface); }
.aq-kb-drawer-search > i { position: absolute; inset-inline-start: 30px; top: 50%; transform: translateY(-50%); color: var(--aq-ink-400); font-size: 16px; pointer-events: none; }
/* radius comes from the skin's own !important .form-control rule — a
   non-!important override here would never win, so it isn't declared. */
.aq-kb-drawer-search .form-control { padding-inline-start: 38px !important; }
.aq-kb-drawer .modal-body { flex: 1; overflow-y: auto; padding: 16px 18px 24px !important; }
.aq-kb-drawer .modal-footer { justify-content: center; padding: 10px 18px !important; border-top: 1px solid var(--aq-surface-border); }
.aq-kb-drawer-hub { font-weight: 600; font-size: 13px; }

.kb-article--drawer .kb-article-title { font-size: 19px; }
.kb-article--drawer .kb-article-body { font-size: 14px; line-height: 1.85; }
.kb-article--drawer .kb-feedback { margin-top: 20px; }
.kb-open-full { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; font-size: 13px; font-weight: 600; }

/* Inline help icon next to a page title ([data-kb-article]). */
.kb-inline-help {
    display: inline-grid; place-items: center;
    width: 24px; height: 24px;
    margin-inline-start: 6px;
    border-radius: 50%;
    background: var(--aq-brand-50);
    color: var(--aq-brand-600);
    font-size: 15px;
    vertical-align: middle;
    text-decoration: none;
    transition: background .15s;
}
.kb-inline-help:hover { background: var(--aq-brand-100); color: var(--aq-brand-700); text-decoration: none; }

/* ── Super-admin editor: per-language completeness marker ───────── */
.sa-kb-lang-state { margin-inline-start: 4px; }
.sa-kb-lang-state.is-complete { color: var(--aq-success-600); }
.sa-kb-lang-state.is-missing { color: var(--aq-warning-600); }

@keyframes kbRise { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
    .kb-cat-card, .kb-results { animation: none; }
    .aq-kb-drawer .modal-dialog { transition: none; }
}