/* BaseKnowledge — rustige, natuurlijke look */

:root {
    --bg: #f6f7f4;
    --surface: #ffffff;
    --border: #e3e6df;
    --text: #24312a;
    --text-soft: #5f6d63;
    --accent: #2f7a4d;
    --accent-dark: #256540;
    --accent-soft: #e6f2ea;
    --danger: #b3402f;
    --danger-soft: #f8e9e6;
    --radius: 12px;
    --shadow: 0 1px 3px rgba(36, 49, 42, 0.08);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.55;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1 { font-size: 1.7rem; margin: 0 0 0.5rem; }
h2 { font-size: 1.2rem; margin: 1.5rem 0 0.75rem; }
.sub { color: var(--text-soft); margin-top: 0; }
.hint { font-weight: 400; color: var(--text-soft); font-size: 0.85em; }

/* --- Navbar --- */
.bk-nav {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 10;
}
.bk-nav-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0.6rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.bk-brand {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text);
}
.bk-brand:hover { text-decoration: none; }
.bk-brand .leaf { margin-right: 0.15rem; }
.bk-nav-links {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.bk-nav-user { color: var(--text-soft); font-weight: 500; }
.bk-inline-form { display: inline; margin: 0; }

/* --- Main --- */
.bk-main {
    max-width: 1080px;
    margin: 0 auto;
    padding: 1.5rem 1rem 4rem;
}

/* --- Knoppen --- */
.bk-btn {
    display: inline-block;
    border: 1px solid transparent;
    border-radius: 8px;
    padding: 0.5rem 1rem;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    line-height: 1.3;
}
.bk-btn:hover { text-decoration: none; }
.bk-btn-sm { padding: 0.35rem 0.75rem; font-size: 0.88rem; }
.bk-btn-block { width: 100%; }
.bk-btn-primary { background: var(--accent); color: #fff; }
.bk-btn-primary:hover { background: var(--accent-dark); }
.bk-btn-secondary {
    background: var(--accent-soft);
    color: var(--accent-dark);
    border-color: #cfe4d6;
}
.bk-btn-secondary:hover { background: #d9ecdf; }
.bk-btn-ghost { background: transparent; color: var(--text-soft); border-color: var(--border); }
.bk-btn-ghost:hover { background: var(--surface); color: var(--text); }
.bk-btn-danger { background: var(--danger-soft); color: var(--danger); border-color: #ecccc5; }
.bk-btn-danger:hover { background: #f2d9d4; }

/* --- Tabs --- */
.bk-tabs {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}
.bk-tab {
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text-soft);
    font-weight: 600;
    font-size: 0.92rem;
}
.bk-tab:hover { text-decoration: none; color: var(--text); }
.bk-tab.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.bk-tab .count { opacity: 0.65; font-weight: 500; margin-left: 0.2rem; }

/* --- Filterbar --- */
.bk-filterbar {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}
.bk-search {
    flex: 1 1 220px;
}
.bk-search, .bk-select {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--text);
}
.bk-search:focus, .bk-select:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }

/* --- Kaarten-grid --- */
.bk-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
    gap: 1rem;
}
.bk-card {
    display: block;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.1rem;
    color: var(--text);
    box-shadow: var(--shadow);
    transition: border-color 0.15s, transform 0.15s;
}
.bk-card:hover { text-decoration: none; border-color: var(--accent); transform: translateY(-1px); }
.bk-card h3 { margin: 0.5rem 0 0.25rem; font-size: 1.05rem; }
.bk-card-top { display: flex; justify-content: space-between; align-items: center; }
.bk-card-summary { margin: 0.25rem 0 0.5rem; color: var(--text-soft); font-size: 0.92rem; }
.bk-card-meta { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-top: 0.4rem; }
.bk-card-tags { margin-top: 0.5rem; display: flex; gap: 0.45rem; flex-wrap: wrap; }

/* --- Badges, chips, tags --- */
.bk-badge {
    display: inline-block;
    padding: 0.15rem 0.6rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.bk-badge-bevinding { background: #e8ecf7; color: #3b5498; }
.bk-badge-product { background: #e6f2ea; color: #256540; }
.bk-badge-plek { background: #fdf0e0; color: #96601b; }
.bk-badge-gerecht { background: #f9e8ef; color: #a13563; }

.bk-stars { color: #d99e26; letter-spacing: 0.1em; font-size: 0.9rem; }

.bk-chip {
    display: inline-block;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.1rem 0.55rem;
    font-size: 0.85rem;
    color: var(--text-soft);
}
.bk-chip-price { color: var(--accent-dark); background: var(--accent-soft); border-color: #cfe4d6; }
.bk-chip-link { color: var(--accent); }

.bk-tag { font-size: 0.85rem; color: var(--accent-dark); }

/* --- Lege staat --- */
.bk-empty {
    text-align: center;
    padding: 4rem 1rem;
    color: var(--text-soft);
}
.bk-empty p { margin-bottom: 1rem; }

/* --- Detailpagina --- */
.bk-detail {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 2rem;
    max-width: 820px;
    margin: 0 auto;
}
.bk-detail-badges { display: flex; gap: 0.6rem; align-items: center; margin-bottom: 0.75rem; }
.bk-detail-summary { color: var(--text-soft); font-size: 1.05rem; margin-top: 0; }
.bk-detail-meta { display: flex; gap: 0.4rem; flex-wrap: wrap; margin: 0.75rem 0; }
.bk-detail-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    border-top: 1px solid var(--border);
    margin-top: 2rem;
    padding-top: 1rem;
}
.bk-dates { color: var(--text-soft); font-size: 0.85rem; }
.bk-detail-actions { display: flex; gap: 0.5rem; }

/* --- Markdown-inhoud --- */
.bk-markdown { margin-top: 1.5rem; }
.bk-markdown h1, .bk-markdown h2, .bk-markdown h3 { margin: 1.4em 0 0.5em; }
.bk-markdown h1 { font-size: 1.35rem; }
.bk-markdown h2 { font-size: 1.2rem; }
.bk-markdown h3 { font-size: 1.05rem; }
.bk-markdown pre {
    background: #f0f2ed;
    border-radius: 8px;
    padding: 0.85rem 1rem;
    overflow-x: auto;
    font-size: 0.9rem;
}
.bk-markdown code { background: #f0f2ed; border-radius: 4px; padding: 0.1em 0.35em; font-size: 0.92em; }
.bk-markdown pre code { background: none; padding: 0; }
.bk-markdown blockquote {
    border-left: 3px solid var(--accent);
    margin: 1em 0;
    padding: 0.25em 1em;
    color: var(--text-soft);
    background: var(--accent-soft);
    border-radius: 0 8px 8px 0;
}
.bk-markdown table { border-collapse: collapse; width: 100%; margin: 1em 0; }
.bk-markdown th, .bk-markdown td { border: 1px solid var(--border); padding: 0.4rem 0.7rem; text-align: left; }
.bk-markdown th { background: var(--bg); }
.bk-markdown img { max-width: 100%; border-radius: 8px; }

/* --- Formulieren --- */
.bk-form-wrap {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 2rem;
    max-width: 720px;
    margin: 0 auto;
}
.bk-form { margin-top: 1rem; }
.bk-field { margin-bottom: 1rem; flex: 1; }
.bk-field label { display: block; font-weight: 600; font-size: 0.92rem; margin-bottom: 0.3rem; }
.bk-field input, .bk-field select, .bk-field textarea {
    width: 100%;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.97rem;
    font-family: inherit;
    color: var(--text);
    background: #fff;
}
.bk-field textarea { resize: vertical; line-height: 1.5; }
.bk-field input:focus, .bk-field select:focus, .bk-field textarea:focus {
    outline: 2px solid var(--accent-soft);
    border-color: var(--accent);
}
.bk-field-row { display: flex; gap: 1rem; flex-wrap: wrap; }
.bk-form-actions { display: flex; gap: 0.6rem; margin-top: 1.5rem; }

/* --- Login --- */
.bk-auth-wrap {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
}
.bk-auth-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 2.5rem;
    width: 100%;
    max-width: 400px;
}
.bk-auth-brand { font-weight: 700; margin-bottom: 1rem; color: var(--accent-dark); }

/* --- Meldingen (toast) --- */
.bk-alert {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 100;
    max-width: 340px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 4px solid var(--accent);
    border-radius: 10px;
    box-shadow: 0 4px 16px rgba(36, 49, 42, 0.15);
    padding: 0.75rem 1rem;
    cursor: pointer;
    animation: bk-slide-in 0.25s ease-out;
}
.bk-alert h4 { margin: 0 0 0.15rem; font-size: 0.95rem; }
.bk-alert p { margin: 0; font-size: 0.88rem; color: var(--text-soft); }
.bk-alert-error { border-left-color: var(--danger); }
.bk-alert-success { border-left-color: var(--accent); }
.bk-alert-info { border-left-color: #3b5498; }
.bk-alert-hide { opacity: 0; transform: translateX(12px); transition: 0.3s; }

@keyframes bk-slide-in {
    from { opacity: 0; transform: translateX(12px); }
    to { opacity: 1; transform: translateX(0); }
}

@media (max-width: 640px) {
    .bk-detail, .bk-form-wrap { padding: 1.25rem; }
    .bk-field-row { flex-direction: column; gap: 0; }
}