:root {
    --bg: #0e1117;
    --surface: #1a1d24;
    --surface-hover: #22262e;
    --border: #2d3139;
    --text: #e6edf3;
    --text-secondary: #8b949e;
    --accent: #58a6ff;
    --accent-hover: #79b8ff;
    --success: #3fb950;
    --error: #f85149;
    --warning: #d29922;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
}

/* --- Header --- */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 10;
}
.header h1 { margin: 0; font-size: 1.2rem; }

/* --- Layout: main + sidebar --- */
.layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    min-height: calc(100vh - 49px);
}

.main {
    padding: 24px;
    max-width: 900px;
}

.sidebar {
    background: var(--surface);
    border-left: 1px solid var(--border);
    overflow-y: auto;
    height: calc(100vh - 49px);
    position: sticky;
    top: 49px;
}

/* --- Sidebar sections --- */
.sidebar-section { border-bottom: 1px solid var(--border); }

.sidebar-section-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0;
    user-select: none;
}
.sidebar-section-title:hover { color: var(--text); }

.sidebar-section-body { padding: 0 16px 12px; }

.sidebar-hint { font-size: 0.75rem; color: var(--text-secondary); margin-bottom: 8px; }
.catalog-status.error { color: #e57373; }
.catalog-status.warn { color: #ffb74d; }
.catalog-status.info { color: var(--text-secondary); }

/* --- Chevron --- */
.chevron {
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid currentColor;
    transition: transform 0.2s;
}
.chevron.open { transform: rotate(180deg); }

/* --- Typography --- */
h1 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text);
}

h2 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text);
}

/* --- Input grid --- */
.input-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

/* --- Cards --- */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    min-width: 0;
    overflow: hidden;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.card-header h2 {
    margin: 0;
}

.badge {
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
}
.badge-ok { background: var(--success); color: #000; }
.badge-missing { background: var(--border); color: var(--text-secondary); }

/* --- Tabs --- */
.tabs {
    display: flex;
    gap: 0;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.tab {
    padding: 6px 16px;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    transition: all 0.15s;
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
}
.tab:hover { color: var(--text); }
.tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

/* --- Form elements --- */
input[type="text"], input[type="url"], input[type="number"],
input[type="password"], textarea, select {
    width: 100%;
    padding: 8px 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 0.9rem;
    font-family: inherit;
}
input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--accent);
}
textarea { resize: vertical; min-height: 80px; }

label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.file-drop {
    border: 2px dashed var(--border);
    border-radius: 8px;
    padding: 24px;
    text-align: center;
    color: var(--text-secondary);
    cursor: pointer;
    transition: border-color 0.15s;
    position: relative;
}
.file-drop.file-drop-compact {
    padding: 10px 16px;
}

.file-drop:hover, .file-drop.dragover {
    border-color: var(--accent);
}
.file-drop input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
}
.btn-primary {
    background: var(--accent);
    color: #000;
    width: 100%;
    justify-content: center;
    padding: 10px 16px;
}
.btn-primary:hover:not(:disabled) { background: var(--accent-hover); }
.btn-primary:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}
.btn-sm {
    padding: 4px 10px;
    font-size: 0.8rem;
}
.btn-ghost {
    background: transparent;
    color: var(--accent);
    padding: 4px 8px;
}
.btn-ghost:hover { background: var(--surface-hover); }
.btn-secondary {
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--surface-hover); }
.btn-danger { background: var(--error); }

/* --- Instructions --- */
.instructions-area {
    margin-bottom: 16px;
}

/* --- Loaded state --- */
.loaded-state {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: rgba(63, 185, 80, 0.1);
    border: 1px solid rgba(63, 185, 80, 0.3);
    border-radius: 6px;
    color: var(--success);
    font-size: 0.9rem;
}
.loaded-state .name { font-weight: 500; flex: 1; }

/* --- Preview --- */
.preview-toggle {
    font-size: 0.8rem;
    color: var(--text-secondary);
    cursor: pointer;
    margin-top: 8px;
}
.preview-toggle:hover { color: var(--text); }
.preview-content {
    margin-top: 8px;
    padding: 8px;
    background: var(--bg);
    border-radius: 4px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    max-height: 500px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

/* --- Cached resume picker --- */
.cached-resumes { margin-bottom: 8px; }
.resume-source-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 320px;
    overflow-y: auto;
    padding-right: 4px;
}
.cached-resume-item {
    display: flex;
    flex-direction: column;
    padding: 12px 14px;
    background: var(--surface-hover);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    margin-bottom: 4px;
    transition: background 0.15s;
    overflow: hidden;
    min-width: 0;
}
.cached-resume-item:hover { background: var(--surface-hover); }
.cached-resume-item .name { font-size: 0.95rem; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; flex: 1; line-height: 1.6; }
.cached-resume-item .meta { font-size: 0.8rem; color: var(--text-secondary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; line-height: 1.5; }
.resume-source-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 0 0 auto;
}
.btn-icon,
.btn-remove {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
    padding: 0 2px;
}
.btn-icon:hover { color: var(--text); }
.btn-remove:hover { color: var(--error); }

/* --- Progress/results --- */
.progress-section {
    margin-top: 20px;
}

.iteration-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 8px;
    overflow: hidden;
}
.iteration-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    cursor: pointer;
}
.iteration-header:hover { background: var(--surface-hover); }
.iteration-body { padding: 0 14px 14px; }

.filter-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
}
.filter-row:last-child { border-bottom: none; }
.filter-name { flex: 1; }
.filter-score { color: var(--text-secondary); font-size: 0.8rem; }
.filter-icon { font-size: 0.85rem; }
.filter-pass { color: var(--success); }
.filter-fail { color: var(--error); }
.filter-skip { color: var(--text-secondary); }

.filter-details {
    padding: 6px 0 0 20px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}
.filter-details li { margin-bottom: 2px; }

.status-banner {
    padding: 10px 14px;
    border-radius: 6px;
    font-weight: 500;
    margin-bottom: 12px;
}
.status-pass { background: rgba(63, 185, 80, 0.15); color: var(--success); }
.status-fail { background: rgba(248, 81, 73, 0.15); color: var(--error); }

.result-actions {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

/* --- Setting fields --- */
.setting-field { margin-bottom: 10px; }
.setting-field label { font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 2px; }

/* --- Settings rows (checkboxes) --- */
.setting-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    margin-bottom: 6px;
}
.setting-row input[type="checkbox"] {
    accent-color: var(--accent);
}
.setting-row label {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text);
}
.setting-row select, .setting-row input[type="number"] {
    width: auto;
    flex: 1;
}

/* --- API key input row --- */
.key-input-row { display: flex; gap: 8px; align-items: center; }
.key-input-row input { flex: 1; }
.key-status { font-size: 1rem; min-width: 16px; text-align: center; }
.key-set { color: var(--success); }
.key-unset { color: var(--text-secondary); }

/* --- Connection status --- */
.connection-status { display: flex; align-items: center; gap: 6px; font-size: 0.8rem; margin: 6px 0; color: var(--text-secondary); }
.status-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.status-dot.unknown { background: var(--text-secondary); }
.status-dot.warning { background: var(--warning); }
.status-dot.connected { background: var(--success); }

/* --- Combobox --- */
.combobox { position: relative; }
.combobox-list {
    position: absolute; top: 100%; left: 0; right: 0; z-index: 20;
    max-height: 200px; overflow-y: auto;
    background: var(--surface); border: 1px solid var(--border); border-radius: 0 0 6px 6px;
    border-top: none;
}
.combobox-option {
    padding: 6px 12px; cursor: pointer; font-size: 0.85rem;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.combobox-option:hover { background: var(--surface-hover); }
.combobox-empty { padding: 6px 12px; font-size: 0.8rem; color: var(--text-secondary); }

/* --- Threshold slider --- */
.threshold-row { display: flex; align-items: center; gap: 8px; }
.threshold-row input[type="range"] { flex: 1; accent-color: var(--accent); }
.threshold-value { font-size: 0.8rem; color: var(--text-secondary); min-width: 32px; text-align: right; }

/* --- PDF preview --- */
.pdf-preview { margin: 12px 0; }

/* --- History --- */
.history-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.history-item {
    display: block;
    padding: 6px 10px;
    background: var(--bg);
    border-radius: 4px;
    text-decoration: none;
    color: var(--text);
    font-size: 0.8rem;
    transition: background 0.15s;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.history-item:hover { background: var(--surface-hover); }
.history-item .meta {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

/* --- Helper classes --- */
.field-error { color: var(--error); font-size: 0.85rem; margin-bottom: 8px; }
.file-hint { font-size: 0.8rem; margin-top: 4px; opacity: 0.6; }
.status-message { margin: 12px 0; font-size: 0.9rem; color: var(--text-secondary); display: flex; align-items: center; gap: 6px; }
.result-meta { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 12px; }
.changes-list { margin-bottom: 8px; }
.changes-label { font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 4px; }
.change-item { font-size: 0.8rem; margin-left: 8px; }
.collapse-hint { font-size: 0.8rem; color: var(--text-secondary); }
.action-row { display: flex; gap: 8px; }
.empty-hint { font-size: 0.8rem; color: var(--text-secondary); }

/* --- Log panel --- */
.log-section { margin: 8px 0; }
.log-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
}
.log-toggle:hover { color: var(--text); }

/* --- Help hint --- */
.help-hint {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 1px solid var(--border);
    font-size: 0.65rem;
    color: var(--text-secondary);
    cursor: help;
    flex-shrink: 0;
}
.help-hint:hover { color: var(--text); border-color: var(--text-secondary); }

/* --- Extraction badges --- */
.extraction-badge {
    font-size: 0.7rem;
    font-weight: 500;
    padding: 1px 6px;
    border-radius: 8px;
    text-transform: lowercase;
}
.extraction-done, .extraction-extracted { background: rgba(63, 185, 80, 0.15); color: var(--success); }
.extraction-pending, .extraction-running { background: rgba(210, 153, 34, 0.15); color: var(--warning); }
.extraction-error { background: rgba(248, 81, 73, 0.15); color: var(--error); }

/* --- Doc count badge --- */
.doc-count-badge {
    font-size: 0.7rem;
    padding: 1px 6px;
    border-radius: 8px;
    background: var(--border);
    color: var(--text-secondary);
}

/* --- Inline editor --- */
.inline-editor {
    border-left: 3px solid var(--accent);
    padding: 10px 12px;
    margin: 4px 0 8px 0;
    background: rgba(88, 166, 255, 0.04);
    border-radius: 0 6px 6px 0;
}

.profile-document-list {
    max-height: 216px;
    overflow-y: auto;
    padding-right: 4px;
}
.profile-document-list .cached-resume-item {
    flex: 0 0 auto;
}

.log-panel {
    margin-top: 6px;
    background: #0a0c10;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 8px 10px;
    max-height: 240px;
    overflow-y: auto;
    font-family: 'SF Mono', 'Menlo', 'Consolas', monospace;
    font-size: 0.75rem;
    line-height: 1.5;
}

.log-line {
    white-space: pre-wrap;
    word-break: break-all;
    display: flex;
    gap: 6px;
    align-items: baseline;
}

.log-level {
    flex-shrink: 0;
    font-weight: 600;
}

.log-msg { flex: 1; }
.log-info { color: var(--text-secondary); }
.log-warning { color: var(--warning); }
.log-error { color: var(--error); }
.log-debug { color: #6e7681; }
.log-critical { color: var(--error); font-weight: 700; }

/* --- Spinner --- */
.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* --- Responsive --- */
@media (max-width: 768px) {
    .layout { grid-template-columns: 1fr; }
    .sidebar {
        position: static;
        height: auto;
        border-left: none;
        border-top: 1px solid var(--border);
    }
    .input-grid { grid-template-columns: 1fr; }
}