/* ==========================================================================
   InfiArtt — Knowledge Base
   Dipakai src/Views/kb/layout.php (halaman mandiri, tidak memakai style.css).
   Dimuat setelah tokens.css dan ui.css. Semua warna dari tokens.css.
   ========================================================================== */

/* Alias --kb-* ada di tokens.css. */

body {
    margin: 0; padding: 0;
    background-color: var(--kb-bg);
    color: var(--kb-text);
    font-family: var(--font-sans);
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}
.kb-search-panel {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.5rem 1rem 1rem;
}

.kb-nav-btn:hover, .kb-nav-btn:focus-visible {
    background-color: var(--kb-hover);
    border-color: var(--kb-primary);
}

/* Top Navigation Bar */
.kb-navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 50px;
    background: var(--kb-sidebar);
    border-bottom: 1px solid var(--kb-border);
    padding: 0 1rem;
    flex-shrink: 0;
}
.kb-brand {
    color: var(--kb-text);
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-height: 44px; /* SC 2.5.5 */
}
.kb-search-trigger {
    background: var(--color-surface-raised);
    border: 1px solid var(--kb-border);
    color: var(--kb-text-dim);
    padding: 0.35rem 1rem;
    border-radius: 4px;
    font-size: 0.85rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 2rem;
    transition: all 0.2s;
}
.kb-search-trigger:hover {
    border-color: var(--kb-text-dim);
    color: var(--kb-text);
}
.kb-search-trigger:focus-visible {
    outline: var(--focus-outline);
    box-shadow: var(--focus-halo);
    outline-offset: 2px;
}
.kb-kbd {
    background: var(--color-surface-2);
    padding: 0.1rem 0.4rem;
    border-radius: 3px;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--kb-text);
}

/* Split Pane Layout */
.kb-container {
    display: flex;
    flex: 1;
    overflow: hidden;
}
.kb-sidebar {
    width: 300px;
    background: var(--kb-sidebar);
    border-right: 1px solid var(--kb-border);
    overflow-y: auto;
    padding: 1rem 0;
    flex-shrink: 0;
}
.kb-main {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
    scroll-behavior: smooth;
}
.kb-main-inner {
    max-width: 800px;
    margin: 0 auto;
}

/* Responsif. Berkas ini sebelumnya tidak punya satu pun @media, sedangkan
   .kb-sidebar dipatok 300px dengan flex-shrink:0. Pada layar 375px hanya
   tersisa sekitar 11px untuk artikel sehingga isinya praktis hilang
   (gagal SC 1.4.10 Reflow). Di bawah 900px panel samping ditumpuk di atas
   isi dan seluruh halaman ikut menggulir seperti halaman biasa. */
@media (max-width: 900px) {
    body {
        height: auto;
        min-height: 100vh;
        overflow: visible;
    }
    .kb-container {
        flex-direction: column;
        overflow: visible;
    }
    .kb-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--kb-border);
        overflow: visible;
    }
    .kb-main {
        overflow: visible;
        padding: 1.25rem;
    }
}

/* Live Search Styles */
.kb-sidebar-search-container {
    padding: 0 1rem 1rem 1rem;
    border-bottom: 1px solid var(--kb-border);
    margin-bottom: 1rem;
}
.kb-live-search-input {
    width: 100%;
    padding: 0.5rem 1rem;
    border: 1px solid var(--kb-border);
    background: var(--color-surface-raised);
    color: var(--kb-text);
    border-radius: 6px;
    font-size: 0.9rem;
    outline: none;
    transition: all 0.2s;
}
.kb-live-search-input:focus {
    border-color: var(--kb-focus);
    box-shadow: none;
}
.kb-search-listbox {
    list-style: none;
    padding: 0;
    margin: 0.5rem 0 0 0;
    max-height: 250px;
    overflow-y: auto;
    border-radius: 6px;
    border: 1px solid var(--kb-border);
    background: var(--kb-bg-card);
    box-shadow: var(--shadow-md);
}
.kb-search-option {
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--kb-border);
    color: var(--kb-text);
    display: block;
    text-decoration: none;
}
.kb-search-option:last-child {
    border-bottom: none;
}
.kb-search-option[aria-selected="true"], .kb-search-option:hover, .kb-search-option:focus {
    background: var(--kb-focus);
    color: var(--color-focus-text);
    outline: none;
}

/* Breadcrumbs Styles */
.kb-breadcrumbs {
    font-size: 0.85rem;
    color: var(--kb-text-dim);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.kb-breadcrumbs a {
    color: var(--kb-accent);
    text-decoration: none;
}
.kb-breadcrumbs a:hover {
    text-decoration: underline;
}
.kb-breadcrumbs-separator {
    color: var(--kb-border);
}

.kb-search-accordion-btn {
    width: 100%;
    min-height: 44px; /* SC 2.5.5 */
    text-align: left;
    background: var(--color-surface-raised);
    color: var(--kb-text);
    border: 1px solid var(--kb-border);
    padding: 0.6rem 1rem;
    border-radius: 6px;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.kb-search-accordion-btn:hover, .kb-search-accordion-btn:focus {
    border-color: var(--kb-focus);
    outline: none;
}
.kb-search-panel {
    margin-top: 0.5rem;
    display: none;
}
.kb-search-panel.is-expanded {
    display: block;
}

/* Context Menu Styles */
.kb-context-menu {
    position: absolute;
    z-index: 1000;
    display: none;
    flex-direction: column;
    background: var(--kb-bg-card);
    border: 1px solid var(--kb-border);
    border-radius: 6px;
    box-shadow: var(--shadow-md);
    min-width: 180px;
    padding: 4px 0;
    list-style: none;
    margin: 0;
}
.kb-context-menu-item {
    display: block;
    width: 100%;
    text-align: left;
    padding: 8px 16px;
    background: none;
    border: none;
    color: var(--kb-text);
    font-size: 0.85rem;
    cursor: pointer;
    text-decoration: none;
    font-family: inherit;
}
.kb-context-menu-item:hover,
.kb-context-menu-item:focus {
    background: var(--kb-focus);
    color: var(--color-focus-text);
    outline: none;
}
/* Tree Styles */
.kb-tree-list {
    list-style: none;
    margin: 0;
    padding: 0;
}
.kb-tree-list .kb-tree-list {
    display: none;
    position: relative;
}
/* VS Code Style Indentation Guide */
.kb-tree-list .kb-tree-list::before {
    content: '';
    position: absolute;
    top: 0; bottom: 0; left: 1rem;
    width: 1px;
    background: var(--kb-border);
    z-index: 0;
}
.kb-tree-item-wrapper[aria-expanded="true"] > .kb-tree-list {
    display: block;
}
.kb-tree-button, .kb-tree-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    min-height: 44px; /* SC 2.5.5 */
    padding: 0.35rem 1rem;
    background: none;
    border: none;
    color: var(--kb-text-dim);
    font-family: inherit;
    font-size: 0.85rem;
    cursor: pointer;
    text-decoration: none;
    text-align: left;
    position: relative;
    z-index: 1;
    transition: background 0.15s, color 0.15s;
}
.kb-tree-item-wrapper:hover > .kb-tree-link {
    background: var(--color-surface-2);
    color: var(--kb-text);
}
.kb-tree-item-wrapper:focus-visible {
    outline: none;
}
.kb-tree-item-wrapper:focus-visible > .kb-tree-link {
    outline: var(--focus-outline);
    box-shadow: var(--focus-halo);
    outline-offset: -2px;
    background: var(--color-surface-2);
    color: var(--kb-text);
}
.kb-tree-item-wrapper.is-active > .kb-tree-link {
    background: var(--color-info-bg);
    color: var(--kb-accent-hover);
}
.kb-tree-button:focus-visible, .kb-tree-link:focus-visible {
    outline: var(--focus-outline);
    box-shadow: var(--focus-halo);
    outline-offset: -2px;
    color: var(--kb-text);
}
.kb-chevron-icon {
    transition: transform 0.2s ease;
    width: 14px; height: 14px;
}
.kb-chevron-btn {
    background: none; border: none; padding: 0; margin: 0;
    color: var(--kb-text-dim); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
}
.kb-chevron-btn:hover {
    color: var(--kb-text);
}
.kb-tree-item[aria-expanded="true"] > .kb-tree-link .kb-chevron-icon {
    transform: rotate(90deg);
}
.kb-folder-icon, .kb-file-icon {
    width: 14px; height: 14px;
}

/* Typography inside Main */
.kb-article-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}
.kb-article-meta {
    color: var(--kb-text-dim);
    font-size: 0.9rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--kb-border);
}
.markdown-body {
    font-size: 1.1rem;
    line-height: 1.7;
}
.markdown-body h1, .markdown-body h2, .markdown-body h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-weight: 700;
}
.markdown-body a {
    color: var(--kb-accent);
    text-decoration: underline;
    text-decoration-color: transparent;
    transition: text-decoration-color 0.2s;
}
.markdown-body a:hover {
    text-decoration-color: var(--kb-accent);
}
.markdown-body a:focus-visible {
    outline: var(--focus-outline);
    box-shadow: var(--focus-halo);
    outline-offset: 2px;
}
.markdown-body pre {
    background: var(--color-surface-raised);
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    border: 1px solid var(--kb-border);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}
.markdown-body code {
    font-family: var(--font-mono);
    background: var(--color-code-bg);
    padding: 0.1rem 0.3rem;
    border-radius: 3px;
}

/* Command Palette Modal */
.kb-modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--color-overlay);
    /* backdrop-filter: blur(4px); removed for performance */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-top: 15vh;
    z-index: 1000;
}
.kb-modal-overlay[aria-hidden="false"] {
    opacity: 1;
    visibility: visible;
}
.kb-palette {
    background: var(--kb-sidebar);
    width: 100%;
    max-width: 600px;
    border-radius: 12px;
    border: 1px solid var(--kb-border);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.95) translateY(10px);
    transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.kb-modal-overlay[aria-hidden="false"] .kb-palette {
    transform: scale(1) translateY(0);
}
.kb-palette-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--kb-border);
    color: var(--kb-text);
    padding: 1.5rem;
    font-size: 1.2rem;
    font-family: inherit;
}
.kb-palette-input:focus {
    outline: none;
}
.kb-palette-results {
    max-height: 400px;
    overflow-y: auto;
    list-style: none;
    margin: 0; padding: 0;
}
.kb-result-item {
    display: block;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--kb-border);
    text-decoration: none;
    color: var(--kb-text);
}
.kb-result-item:hover, .kb-result-item[aria-selected="true"] {
    background: var(--color-surface-2);
}
.kb-result-item:focus-visible {
    outline: var(--focus-outline);
    box-shadow: var(--focus-halo);
    outline-offset: -2px;
}
.kb-result-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}
.kb-result-excerpt {
    font-size: 0.85rem;
    color: var(--kb-text-dim);
}

/* A11y SR Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}
:focus {
    outline: var(--focus-outline);
    box-shadow: var(--focus-halo);
    outline-offset: 2px;
}
.skip-link {
    position: absolute;
    top: -50px;
    left: 0;
    background: var(--color-focus);
    color: var(--color-focus-text);
    padding: 8px 16px;
    z-index: 10000;
    font-weight: bold;
    text-decoration: none;
    transition: top 0.2s;
}
.skip-link:focus {
    top: 0;
}

/* --------------------------------------------------------------------------
   Komponen isi artikel (dulu style="…" di layout.php)
   -------------------------------------------------------------------------- */
.kb-step-heading {
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
    color: var(--color-text);
    line-height: 1.5;
}

.kb-flash,
.kb-notice {
    margin-bottom: 2rem;
}
.kb-flash {
    align-items: center;
}
.kb-flash__icon {
    font-size: 1.2rem;
    font-weight: 700;
}
.kb-notice__link {
    display: inline-block;
    margin-top: 0.5rem;
    font-weight: 700;
    font-size: 0.85rem;
}

/* Tautan kecil berbentuk chip, mis. "+ Terjemahkan" */
.kb-chip-link {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 0.6rem;
    border-radius: var(--radius-sm);
    background: var(--color-info-bg);
    color: var(--color-primary-text);
    font-size: 0.8rem;
    text-decoration: none;
}

/* Tombol aksi artikel: Riwayat, Edit, Hapus */
.kb-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    min-height: 44px;
    padding: 0 0.75rem;
    border: 1px solid var(--color-border-hover);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    color: var(--color-text);
    font-family: inherit;
    font-size: 0.85rem;
    text-decoration: none;
    cursor: pointer;
}
.kb-action-btn:hover {
    background: var(--color-surface-2);
}
.kb-action-btn--danger {
    border-color: var(--color-danger);
    background: var(--color-danger-bg);
    color: var(--color-danger);
}

/* Kotak penegas bergaris kiri (ringkasan, konsep) */
.kb-callout {
    background: var(--color-info-bg);
    border-left: 4px solid var(--color-primary);
    padding: 1.5rem;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin-bottom: 2rem;
}

.kb-concept-point {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1.5rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

/* Kotak isi berbingkai */
.kb-box {
    padding: 1.5rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
}
.kb-box--spaced  { margin-bottom: 2.5rem; }
.kb-box--compact { padding: 1rem; }
.kb-box--warning {
    background: var(--color-warning-bg);
    border-color: var(--color-warning);
}

.kb-step-number {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border-hover);
    border-radius: 50%;
    background: var(--color-surface-raised);
    color: var(--color-text);
    font-weight: 700;
}

.kb-section-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.1rem;
}

.kb-dialog-title {
    margin-top: 0;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
}

/* --------------------------------------------------------------------------
   Formulir & tombol (masukan, laporan, dialog hapus)
   -------------------------------------------------------------------------- */
.kb-feedback-btn {
    min-height: 44px;
    padding: 0.5rem 2rem;
    border: 1px solid var(--color-border-hover);
    border-radius: var(--radius-sm);
    background: var(--color-surface-raised);
    color: var(--color-text);
    font-family: inherit;
    font-weight: 700;
    cursor: pointer;
}
.kb-feedback-btn:hover {
    background: var(--color-surface-2);
}

.kb-textarea {
    width: 100%;
    margin-bottom: 1rem;
    padding: 1rem;
    border: 2px solid var(--color-border-hover);
    border-radius: var(--radius-sm);
    background: var(--color-surface-raised);
    color: var(--color-text);
    font-family: inherit;
    font-size: inherit;
}

.kb-btn {
    min-height: 44px;
    padding: 0.5rem 1.5rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-weight: 700;
    cursor: pointer;
}
.kb-btn--primary {
    background: var(--color-primary);
    color: var(--color-primary-foreground);
}
.kb-btn--primary:hover {
    background: var(--color-primary-dark);
}
.kb-btn--danger {
    background: var(--color-danger);
    color: var(--color-bg);   /* putih di mode terang, gelap di mode gelap: >= 8:1 */
}