/* =============================================
   VIDENSBANK & KURSER
   ============================================= */

/* ── Hero ─────────────────────────────────── */

.kb-hero {
    background: var(--color-navy);
    color: var(--color-white);
    padding: 8rem 0 4rem;
}

.kb-hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    margin: var(--space-3) 0;
    text-shadow: 4px 4px 4px rgba(0, 0, 0, 0.5);
}

.kb-hero__lead {
    color: rgba(255,255,255,0.65);
    font-size: 1.1rem;
    max-width: 58ch;
}

.kb-login-notice {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    flex-wrap: wrap;
    margin-top: var(--space-6);
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-lg);
    font-size: 0.95rem;
    color: rgba(255,255,255,0.8);
}

/* ── Section layout ───────────────────────── */

.kb-section { padding-block: var(--space-16); }
.kb-section--alt { background: var(--color-surface); }

.kb-section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.kb-section-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--color-ink);
    margin-bottom: var(--space-1);
}

.kb-section-sub {
    font-size: 0.95rem;
    color: var(--color-muted);
}

.kb-free-note {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--color-accent-glow);
    border: 1px solid rgba(0,82,204,0.2);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-5);
    font-size: 0.9rem;
    color: var(--color-accent-dark);
    margin-bottom: var(--space-8);
}

.kb-free-note__badge {
    font-weight: 700;
    background: var(--color-accent);
    color: var(--color-white);
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 999px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

/* ── Guide grid ───────────────────────────── */

.kb-guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-5);
}

.kb-guide-card {
    background: var(--color-white);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition), border-color var(--transition);
    position: relative;
    cursor: pointer;
}

.kb-guide-card .kb-btn {
    position: static;
}

.kb-guide-card .kb-btn::after {
    content: '';
    position: absolute;
    inset: 0;
}

.kb-guide-card:hover { box-shadow: var(--shadow-md); border-color: var(--color-accent); }
.kb-guide-card--locked { opacity: 0.75; }
.kb-guide-card--locked:hover { border-color: var(--color-border); box-shadow: var(--shadow-sm); }

.kb-guide-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
}

.kb-section-title__link {
    color: inherit;
    text-decoration: none;
}
.kb-section-title__link:hover { color: var(--color-accent); }

.kb-section-all {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent);
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
}
.kb-section-all:hover { text-decoration: underline; }

.kb-cat-badge {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 3px 9px;
    border-radius: 999px;
    background: var(--color-surface);
    color: var(--color-muted);
    border: 1px solid var(--color-border);
}

.kb-guide-card__subtitle {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-muted);
    margin-top: 2px;
}

.kb-guide-card__pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.kb-pill {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--color-muted);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 2px 8px;
    border-radius: 999px;
}

.kb-free-pill {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 3px 9px;
    border-radius: 999px;
    background: #e8f5e9;
    color: #2e7d32;
}

.kb-lock { font-size: 0.9rem; }

.kb-guide-card__title {
    font-size: 0.975rem;
    font-weight: 700;
    color: var(--color-ink);
    line-height: 1.35;
}

.kb-guide-card__desc {
    font-size: 0.875rem;
    color: var(--color-muted);
    line-height: 1.55;
    flex: 1;
}

.kb-guide-card__footer {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    margin-top: auto;
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
}

.kb-guide-card__footer .kb-btn {
    align-self: flex-end;
}

.kb-read-time {
    font-size: 0.78rem;
    color: var(--color-muted);
}

.kb-btn { padding: 0.45rem 1rem; font-size: 0.82rem; }

/* ── Course grid ──────────────────────────── */

.kb-course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-5);
}

.kb-course-card {
    background: var(--color-white);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    box-shadow: var(--shadow-sm);
    position: relative;
    transition: box-shadow var(--transition), border-color var(--transition);
}

.kb-course-card:hover { box-shadow: var(--shadow-md); border-color: var(--color-accent); }
.kb-course-card--locked { opacity: 0.75; }
.kb-course-card--locked:hover { border-color: var(--color-border); box-shadow: var(--shadow-sm); }

.kb-lock--abs { position: absolute; top: var(--space-4); right: var(--space-4); }

.kb-course-card__meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.kb-level-badge {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 3px 9px;
    border-radius: 999px;
}

.kb-type-pill {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-muted);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 2px 8px;
    border-radius: 999px;
}

.kb-modules {
    font-size: 0.75rem;
    color: var(--color-muted);
}

.kb-course-card__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-ink);
    line-height: 1.35;
}

.kb-course-card__desc {
    font-size: 0.875rem;
    color: var(--color-muted);
    line-height: 1.55;
    flex: 1;
}

.kb-course-card__footer {
    margin-top: auto;
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
}

/* ── CTA note ─────────────────────────────── */

.kb-cta-note {
    margin-top: var(--space-10);
    text-align: center;
    color: var(--color-muted);
    font-size: 0.95rem;
}

.kb-cta-note a { color: var(--color-accent); font-weight: 600; }