/* ------------------------------
   KNOWLEDGE BASE
   Loaded only on KB pages.
------------------------------ */

:root {
    --kb-ink: #171717;
    --kb-muted: #5d6268;
    --kb-blue: #284674;
    --kb-blue-hover: #445C8F;
    --kb-red: #E51E24;
    --kb-surface: #ffffff;
    --kb-surface-soft: #f5f5f3;
    --kb-border: #d8d8d5;
    --kb-shadow: 0 3px 12px rgba(0, 0, 0, .08);

    --kb-info-bg: #edf3fb;
    --kb-info-border: #7890b6;
    --kb-success-bg: #edf7f1;
    --kb-success-border: #5f8e71;
    --kb-warning-bg: #fff7df;
    --kb-warning-border: #b88a24;
    --kb-danger-bg: #fff0ef;
    --kb-danger-border: #c84a45;
}

.kb-page {
    background: var(--kb-surface-soft);
    color: var(--kb-ink);
}

.kb-shell {
    width: min(1200px, calc(100% - 40px));
    margin-inline: auto;
}

/* Breadcrumbs */
.kb-breadcrumbs {
    padding: 22px 0 0;
    color: #676767;
    font-size: 13px;
}

.kb-breadcrumbs ol {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    align-items: center;
    margin: 0;
    padding: 0;
    list-style: none;
}

.kb-breadcrumbs li {
    display: flex;
    gap: 7px;
    align-items: center;
}

.kb-breadcrumbs li:not(:last-child)::after {
    content: "/";
    color: #aaa;
}

.kb-breadcrumbs a {
    color: var(--kb-blue);
    text-decoration: none;
}

.kb-breadcrumbs a:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* Article header */
.kb-header {
    padding: 56px 0 44px;
}

.kb-header__inner {
    max-width: 850px;
}

.kb-kicker {
    margin-bottom: 12px;
    color: var(--kb-blue);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.kb-header h1 {
    max-width: 820px;
    margin-bottom: 18px;
    color: var(--kb-ink);
    font-size: clamp(38px, 5vw, 62px);
    line-height: 1.02;
}

.kb-summary {
    max-width: 760px;
    margin: 0;
    color: #515151;
    font-size: 18px;
    line-height: 1.6;
}

/* Main layout */
.kb-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 285px;
    gap: 72px;
    align-items: start;
    padding-bottom: 100px;
}

.kb-article {
    min-width: 0;
    padding: 42px 48px;
    border-radius: 14px;
    background: var(--kb-surface);
    box-shadow: var(--kb-shadow);
}

.kb-content {
    font-size: 16px;
    line-height: 1.7;
}

.kb-content > *:first-child {
    margin-top: 0;
}

.kb-content h2 {
    margin: 46px 0 18px;
    color: var(--kb-ink);
    font-size: clamp(27px, 3vw, 36px);
    line-height: 1.15;
}

.kb-content h3 {
    margin: 34px 0 12px;
    color: var(--kb-ink);
    font-size: 22px;
    line-height: 1.25;
}

.kb-content h4 {
    margin: 28px 0 10px;
    font-size: 17px;
}

.kb-content p,
.kb-content ul,
.kb-content ol {
    margin-bottom: 20px;
}

.kb-content ul,
.kb-content ol {
    padding-left: 24px;
}

.kb-content li + li {
    margin-top: 8px;
}

.kb-content a {
    color: var(--kb-blue);
    font-weight: 600;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

.kb-content a:hover {
    color: var(--kb-blue-hover);
}

/* Alerts / callouts
   Add these classes to a Group block or custom HTML wrapper:
   kb-alert kb-alert--info
   kb-alert kb-alert--success
   kb-alert kb-alert--warning
   kb-alert kb-alert--danger
*/
.kb-alert {
    margin: 28px 0;
    padding: 20px 22px 20px 24px;
    border: 1px solid var(--kb-border);
    border-left-width: 5px;
    border-radius: 8px;
}

.kb-alert > *:last-child {
    margin-bottom: 0;
}

.kb-alert__title,
.kb-alert strong:first-child {
    display: block;
    margin-bottom: 5px;
    color: var(--kb-ink);
    font-size: 14px;
}

.kb-alert--info {
    border-color: var(--kb-info-border);
    background: var(--kb-info-bg);
}

.kb-alert--success {
    border-color: var(--kb-success-border);
    background: var(--kb-success-bg);
}

.kb-alert--warning {
    border-color: var(--kb-warning-border);
    background: var(--kb-warning-bg);
}

.kb-alert--danger {
    border-color: var(--kb-danger-border);
    background: var(--kb-danger-bg);
}

/* Media */
.kb-content figure {
    margin: 34px 0;
}

.kb-content figure img,
.kb-content .wp-block-image img,
.kb-content .wp-block-video video,
.kb-content iframe {
    border-radius: 10px;
}

.kb-content figcaption {
    margin-top: 9px;
    color: #707070;
    font-size: 12px;
    line-height: 1.45;
}

.kb-media-placeholder {
    display: grid;
    min-height: 310px;
    place-items: center;
    margin: 30px 0;
    padding: 32px;
    border: 1px dashed #a9b2ba;
    border-radius: 10px;
    background:
        linear-gradient(135deg, rgba(40,70,116,.035), rgba(40,70,116,.09));
    color: #5b6570;
    text-align: center;
}

.kb-media-placeholder strong {
    display: block;
    margin-bottom: 5px;
    color: var(--kb-blue);
}

/* Optional step list */
.kb-steps {
    margin: 28px 0;
    padding: 0;
    list-style: none;
    counter-reset: kb-step;
}

.kb-steps li {
    position: relative;
    min-height: 42px;
    padding: 4px 0 22px 54px;
    counter-increment: kb-step;
}

.kb-steps li::before {
    content: counter(kb-step);
    position: absolute;
    left: 0;
    top: 0;
    display: grid;
    width: 36px;
    height: 36px;
    place-items: center;
    border-radius: 50%;
    background: var(--kb-blue);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
}

/* Sidebar */
.kb-sidebar {
    position: sticky;
    top: 28px;
}

.kb-side-card {
    margin-bottom: 18px;
    padding: 22px;
    border: 1px solid var(--kb-border);
    border-radius: 12px;
    background: #fff;
}

.kb-side-card__title {
    margin: 0 0 14px;
    color: var(--kb-ink);
    font-size: 14px;
    font-weight: 700;
}

.kb-side-nav {
    margin: 0;
    padding: 0;
    list-style: none;
}

.kb-side-nav li + li {
    border-top: 1px solid #ececea;
}

.kb-side-nav a {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    padding: 11px 0;
    color: #4a4a4a;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.35;
    text-decoration: none;
}

.kb-side-nav a:hover,
.kb-side-nav .current-cat > a {
    color: var(--kb-blue);
}

.kb-back-link {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: var(--kb-blue);
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
}

.kb-back-link::before {
    content: "←";
}

.kb-back-link:hover {
    color: var(--kb-blue-hover);
}

/* Article footer metadata */
.kb-article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 22px;
    margin-top: 48px;
    padding-top: 20px;
    border-top: 1px solid var(--kb-border);
    color: #737373;
    font-size: 12px;
}

.kb-article-meta a {
    color: var(--kb-blue);
}

/* Related articles */
.kb-related {
    padding: 0 0 100px;
    background: var(--kb-surface-soft);
    color: var(--kb-ink);
}

.kb-related__header {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    align-items: end;
    margin-bottom: 24px;
}

.kb-related__header h2 {
    margin: 0;
    font-size: clamp(28px, 3.5vw, 42px);
}

.kb-related__header a {
    color: var(--kb-blue);
    font-size: 13px;
    font-weight: 700;
    text-underline-offset: 4px;
}

.kb-related__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.kb-related-card {
    display: flex;
    min-height: 185px;
    flex-direction: column;
    justify-content: space-between;
    padding: 27px;
    border: 1px solid var(--kb-border);
    border-radius: 12px;
    background: #fff;
    color: var(--kb-ink);
    text-decoration: none;
    box-shadow: 0 2px 8px rgba(0,0,0,.04);
    transition:
        transform .2s ease,
        box-shadow .2s ease,
        border-color .2s ease;
}

.kb-related-card:hover {
    border-color: #a7b5c9;
    box-shadow: var(--kb-shadow);
    transform: translateY(-2px);
}

.kb-related-card__category {
    margin-bottom: 18px;
    color: var(--kb-blue);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.kb-related-card h3 {
    margin: 0 0 18px;
    font-size: 20px;
    line-height: 1.25;
}

.kb-related-card__link {
    color: #666;
    font-size: 12px;
    font-weight: 700;
}

/* Focus */
.kb-page a:focus-visible {
    outline: 2px solid var(--kb-blue);
    outline-offset: 4px;
    border-radius: 3px;
}

/* Tablet */
@media (max-width: 950px) {
    .kb-layout {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .kb-sidebar {
        position: static;
        order: -1;
    }

    .kb-sidebar__categories {
        display: none;
    }

    .kb-side-card {
        margin-bottom: 0;
    }

    .kb-related__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile */
@media (max-width: 700px) {
    .kb-shell {
        width: min(100% - 28px, 1200px);
    }

    .kb-header {
        padding: 42px 0 32px;
    }

    .kb-header h1 {
        font-size: clamp(36px, 12vw, 50px);
    }

    .kb-summary {
        font-size: 16px;
    }

    .kb-layout {
        padding-bottom: 70px;
    }

    .kb-article {
        padding: 28px 20px;
        border-radius: 10px;
    }

    .kb-content {
        font-size: 15px;
    }

    .kb-media-placeholder {
        min-height: 220px;
    }

    .kb-related {
        padding-bottom: 75px;
    }

    .kb-related__header {
        display: block;
    }

    .kb-related__header a {
        display: inline-block;
        margin-top: 12px;
    }

    .kb-related__grid {
        grid-template-columns: 1fr;
    }
}