/* ============================================
   GGUF Model Selector - Dark Theme
   ============================================ */

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --border-color: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --accent: #58a6ff;
    --accent-hover: #79c0ff;
    --green: #3fb950;
    --orange: #d29922;
    --red: #f85149;
    --purple: #bc8cff;
    --cyan: #39d2c0;
    --pink: #f778ba;
    --row-hover: #1c2333;
    --row-selected: #1a3050;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans SC', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
}

/* Header */
.header {
    background: linear-gradient(135deg, #161b22 0%, #0d1117 100%);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 24px;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 100%;
}
.logo-area h1 {
    color: var(--accent);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
}
.subtitle {
    color: var(--text-secondary);
    font-size: 13px;
    margin-top: 4px;
}
.stats-area {
    display: flex;
    gap: 12px;
}
.stat-badge {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    white-space: nowrap;
}

/* Toolbar */
.toolbar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 10px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
.toolbar-left {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
}
.toolbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

#searchInput {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 7px 14px;
    border-radius: 6px;
    font-size: 13px;
    width: 320px;
    max-width: 100%;
    outline: none;
    transition: border-color 0.2s;
}
#searchInput:focus {
    border-color: var(--accent);
}
#searchInput::placeholder {
    color: var(--text-secondary);
}

select {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 7px 12px;
    border-radius: 6px;
    font-size: 13px;
    outline: none;
    cursor: pointer;
}
select:focus {
    border-color: var(--accent);
}

/* Buttons */
.btn {
    padding: 7px 14px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    border: 1px solid var(--border-color);
    transition: all 0.15s;
    white-space: nowrap;
    background: transparent;
    color: var(--text-secondary);
}
.btn-outline {
    background: transparent;
    color: var(--text-secondary);
}
.btn-outline:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}
.btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

/* Table Container */
.table-container {
    overflow-x: auto;
    overflow-y: auto;
    max-height: calc(100vh - 200px);
    padding: 0;
}

/* Data Table */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    table-layout: fixed;
}
.data-table thead {
    position: sticky;
    top: 0;
    z-index: 10;
}
.data-table th {
    background: #1a2233;
    color: var(--accent);
    border-bottom: 2px solid var(--accent);
    border-right: 1px solid var(--border-color);
    padding: 10px 12px;
    text-align: left;
    white-space: nowrap;
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    position: sticky;
    top: 0;
    transition: background 0.15s;
    position: relative;
}
.data-table th:hover {
    background: #222d44;
}
.data-table th.sort-active {
    color: var(--green);
    background: #162016;
}

/* Column resize handle */
.th-resize {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 6px;
    cursor: col-resize;
    background: transparent;
    z-index: 11;
}
.th-resize:hover,
.th-resize:active {
    background: var(--accent);
}

/* Prevent text selection while resizing */
body.col-resizing {
    user-select: none !important;
    -webkit-user-select: none !important;
}

/* Column drag */
.data-table th.dragging-col {
    opacity: 0.4;
    background: var(--bg-tertiary);
}
.data-table th.drag-over {
    border-left: 3px solid var(--accent) !important;
}

/* Unlocked cols get grab cursor */
.data-table th[data-locked]:not([data-locked="1"]) {
    cursor: grab;
}
.data-table th[data-locked]:not([data-locked="1"]):active {
    cursor: grabbing;
}
.data-table td {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-bottom: 1px solid #1e2530;
    border-right: 1px solid #1e2530;
    padding: 6px 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 300px;
    transition: background 0.1s;
}
.data-table tbody tr {
    transition: background 0.1s;
}
.data-table tbody tr:hover td {
    background: var(--row-hover);
}
.data-table tbody tr:nth-child(even) td {
    background: rgba(22, 27, 34, 0.5);
}
.data-table tbody tr:nth-child(even):hover td {
    background: var(--row-hover);
}
.data-table tbody tr.row-selected td {
    background: var(--row-selected) !important;
    border-bottom-color: var(--accent);
}
.data-table .num-cell {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* Score colors */
.score-high { color: var(--green) !important; font-weight: 600; }
.score-med { color: var(--orange) !important; font-weight: 600; }
.score-low { color: var(--text-secondary) !important; }

.dim-knowledge { color: var(--green) !important; }
.dim-math { color: var(--orange) !important; }
.dim-coding { color: var(--cyan) !important; }
.dim-instruct { color: var(--purple) !important; }
.dim-openclaw { color: var(--pink) !important; }

/* Badges */
.badge-base {
    display: inline-block;
    background: rgba(188, 140, 255, 0.12);
    color: var(--purple);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 10px;
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Architecture badges */
.badge-arch {
    display: inline-block;
    padding: 2px 7px;
    border-radius: 3px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.3px;
    white-space: nowrap;
}
.badge-arch-moe {
    background: rgba(240, 136, 62, 0.15);
    color: #f0883e;
    border: 1px solid rgba(240, 136, 62, 0.3);
}
.badge-arch-dense {
    background: rgba(63, 185, 80, 0.12);
    color: var(--green);
    border: 1px solid rgba(63, 185, 80, 0.25);
}
.badge-arch-hybrid {
    background: rgba(188, 140, 255, 0.12);
    color: var(--purple);
    border: 1px solid rgba(188, 140, 255, 0.3);
}
.badge-arch-vision {
    background: rgba(57, 210, 192, 0.12);
    color: var(--cyan);
    border: 1px solid rgba(57, 210, 192, 0.3);
}

/* ============ Feature Icons ============ */
.feats-wrap {
    display: inline-flex;
    gap: 2px;
    align-items: center;
    flex-wrap: nowrap;
}
.feat-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
    cursor: default;
    transition: transform 0.15s, opacity 0.15s;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans SC', sans-serif;
}
.feat-icon:hover {
    transform: scale(1.25);
    z-index: 5;
}
.feat-fc {
    background: rgba(240, 136, 62, 0.15);
    color: #f0883e;
    border: 1px solid rgba(240, 136, 62, 0.3);
}
.feat-multi {
    background: rgba(57, 210, 192, 0.12);
    color: #39d2c0;
    border: 1px solid rgba(57, 210, 192, 0.3);
}
.feat-code {
    background: rgba(88, 166, 255, 0.12);
    color: #58a6ff;
    border: 1px solid rgba(88, 166, 255, 0.3);
    font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
    font-size: 9px;
    letter-spacing: -0.5px;
}
.feat-reason {
    background: rgba(188, 140, 255, 0.12);
    color: #bc8cff;
    border: 1px solid rgba(188, 140, 255, 0.3);
}
.feat-think {
    background: rgba(255, 214, 102, 0.12);
    color: #ffd666;
    border: 1px solid rgba(255, 214, 102, 0.3);
}
.feat-safe {
    background: rgba(72, 209, 204, 0.12);
    color: #48d1cc;
    border: 1px solid rgba(72, 209, 204, 0.3);
}
.feat-long {
    background: rgba(126, 231, 135, 0.12);
    color: #7ee787;
    border: 1px solid rgba(126, 231, 135, 0.3);
}
.feat-web {
    background: rgba(247, 120, 186, 0.12);
    color: #f778ba;
    border: 1px solid rgba(247, 120, 186, 0.3);
}

/* Quant progress bar */
.quant-bar-wrap {
    position: relative;
    height: 22px;
    min-width: 80px;
}
.quant-bar-bg {
    position: absolute;
    left: 0; right: 0; top: 0; bottom: 0;
    background: rgba(255,255,255,0.04);
    border-radius: 3px;
    overflow: hidden;
    display: flex;
}
.quant-bar-fill {
    height: 100%;
    border-radius: 3px;
}
.quant-bar-seg {
    height: 100%;
    border-right: 1px solid rgba(0,0,0,0.3);
    transition: opacity 0.15s;
}
.quant-bar-seg:last-child {
    border-right: none;
}
.quant-bar-wrap:hover .quant-bar-seg {
    opacity: 0.7;
}
.quant-bar-label {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    padding: 0 6px;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-primary);
    text-shadow: 0 1px 3px rgba(0,0,0,0.8), 0 0 2px rgba(0,0,0,0.6);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    height: 100%;
    line-height: 22px;
}

/* VRAM */
.vram-min { color: var(--green) !important; font-size: 11px; }
.vram-max { color: var(--orange) !important; font-size: 11px; }

/* Download button */
.dl-btn {
    background: rgba(63, 185, 80, 0.12);
    color: var(--green);
    border: 1px solid rgba(63, 185, 80, 0.3);
    padding: 3px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 11px;
    white-space: nowrap;
    transition: all 0.15s;
}
.dl-btn:hover {
    background: rgba(63, 185, 80, 0.3);
    border-color: var(--green);
}

/* Pagination */
.pagination {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 10px 24px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.page-info {
    color: var(--text-secondary);
    font-size: 13px;
    margin-right: 8px;
}
.page-btn {
    background: var(--bg-tertiary);
    color: var(--accent);
    border: 1px solid var(--border-color);
    padding: 5px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.15s;
}
.page-btn:hover:not(:disabled) {
    background: var(--border-color);
    border-color: var(--accent);
}
.page-btn:disabled {
    opacity: 0.4;
    cursor: default;
}
#pageSizeSelect {
    margin-left: 8px;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 10px 24px;
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
    font-size: 12px;
}

/* ============ Modal - Fixed opaque dialog ============ */
.modal {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.15s ease;
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
.modal-content {
    background: #1c2333 !important;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    max-width: 640px;
    width: 92%;
    overflow: hidden;
    box-shadow: 0 16px 48px rgba(0,0,0,0.6), 0 0 0 1px rgba(88,166,255,0.1);
}
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    background: #1a2233;
}
.modal-header h3 {
    color: var(--accent);
    font-size: 16px;
    font-weight: 600;
}
.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    line-height: 1;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.15s;
}
.modal-close:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}
.modal-body {
    padding: 20px;
    background: #1c2333;
}

/* ============ Command rows in modal ============ */
.cmd-project-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    margin-bottom: 12px;
    background: rgba(88, 166, 255, 0.08);
    border: 1px solid rgba(88, 166, 255, 0.2);
    border-radius: 6px;
}
.cmd-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--accent);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    padding: 4px 12px;
    border-radius: 4px;
    background: rgba(88, 166, 255, 0.1);
    border: 1px solid rgba(88, 166, 255, 0.3);
    transition: all 0.15s;
}
.cmd-link-btn:hover {
    background: rgba(88, 166, 255, 0.2);
    border-color: var(--accent);
}
.cmd-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 8px 12px;
    margin-bottom: 6px;
    background: #0d1117;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: border-color 0.15s;
}
.cmd-row:hover {
    border-color: rgba(88, 166, 255, 0.4);
}
.cmd-info-row {
    background: transparent;
    border: none;
    padding: 2px 12px;
    margin-bottom: 2px;
}
.cmd-info-row .cmd-label {
    color: var(--text-secondary);
    font-size: 11px;
    font-style: italic;
}
.cmd-left {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
    flex: 1;
}
.cmd-label {
    color: var(--text-secondary);
    font-size: 11px;
    white-space: nowrap;
}
.cmd-code {
    color: var(--green);
    font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
    font-size: 12px;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-all;
}
.cmd-copy-btn {
    flex-shrink: 0;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 5px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.15s;
    white-space: nowrap;
}
.cmd-copy-btn:hover {
    background: var(--bg-tertiary);
    color: var(--accent);
    border-color: var(--accent);
}
.cmd-copy-btn.copied {
    color: var(--green);
    border-color: var(--green);
}

/* ============ VRAM inline in Download Modal ============ */
.cmd-vram-inline {
    margin-left: 8px;
    font-size: 10px;
    font-weight: 400;
    color: var(--text-secondary);
    white-space: nowrap;
}
.cmd-vram-cpu-val {
    color: #bc8cff;
    font-weight: 600;
}
.cmd-vram-file {
    color: var(--text-secondary);
    font-size: 10px;
}

.modal-footer {
    padding: 14px 20px;
    border-top: 1px solid var(--border-color);
    text-align: right;
    background: #1a2233;
}


/* Model link in table */
.model-link {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.15s;
}
.model-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* ============ Hidden rows ============ */
.data-table tbody tr.row-hidden td {
    opacity: 0.25;
    text-decoration: line-through;
    color: var(--text-secondary);
}
.data-table tbody tr.row-hidden:hover td {
    opacity: 0.45;
    text-decoration: none;
}

/* ============ Selection Action Bar ============ */
.selection-bar {
    position: fixed;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
    background: #1c2333;
    border: 1px solid var(--accent);
    border-radius: 24px;
    padding: 8px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 9000;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5), 0 0 0 1px rgba(88,166,255,0.2);
    animation: slideUp 0.2s ease;
}
@keyframes slideUp {
    from { transform: translateX(-50%) translateY(20px); opacity: 0; }
    to { transform: translateX(-50%) translateY(0); opacity: 1; }
}
.sel-badge {
    padding: 3px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}
.sel-badge-selected {
    background: rgba(88, 166, 255, 0.15);
    color: var(--accent);
    border: 1px solid rgba(88, 166, 255, 0.3);
}
.sel-badge-hidden {
    background: rgba(139, 148, 158, 0.12);
    color: var(--text-secondary);
    border: 1px solid rgba(139, 148, 158, 0.25);
}
.btn-sm {
    padding: 4px 12px;
    font-size: 12px;
    border-radius: 14px;
}

/* ============ Compare Modal ============ */
.modal-content-wide {
    max-width: 95vw !important;
    max-height: 90vh;
}
.modal-content-wide .modal-body {
    overflow: auto;
    max-height: calc(90vh - 60px);
}
.cmp-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    table-layout: fixed;
}
.cmp-th-field {
    background: #1a2233;
    color: var(--accent);
    padding: 8px 12px;
    text-align: left;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    left: 0;
    z-index: 2;
    width: 90px;
    min-width: 90px;
}
.cmp-th-model {
    background: #1a2233;
    color: var(--text-primary);
    padding: 8px 12px;
    text-align: center;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
    min-width: 140px;
}
.cmp-model-sub {
    color: var(--text-secondary);
    font-size: 10px;
    font-weight: 400;
}
.cmp-td-field {
    background: #161b22;
    color: var(--accent);
    padding: 6px 12px;
    font-weight: 500;
    border-bottom: 1px solid #1e2530;
    white-space: nowrap;
    position: sticky;
    left: 0;
    z-index: 1;
}
.cmp-td-val {
    padding: 6px 12px;
    border-bottom: 1px solid #1e2530;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}
.cmp-best {
    background: rgba(63, 185, 80, 0.12) !important;
    font-weight: 700;
}

/* Loading */
.loading-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    flex-direction: column;
    gap: 16px;
}
.loading-spinner {
    width: 40px; height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}
.loading-text {
    color: var(--text-secondary);
    font-size: 14px;
}

/* ============ Column Settings Panel ============ */

/* ============ VRAM Calculator ============ */
.modal-content-calc {
    max-width: 780px !important;
}
.calc-layout {
    display: flex;
    gap: 20px;
}
.calc-inputs {
    flex: 1;
    min-width: 0;
}
.calc-result {
    width: 240px;
    flex-shrink: 0;
}
.calc-group {
    margin-bottom: 14px;
}
.calc-label {
    display: block;
    color: var(--text-secondary);
    font-size: 12px;
    margin-bottom: 4px;
    font-weight: 500;
}
.calc-input {
    width: 100%;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 13px;
    outline: none;
    transition: border-color 0.2s;
}
.calc-input:focus {
    border-color: var(--accent);
}
.calc-row {
    display: flex;
    gap: 10px;
}
.calc-row .calc-group {
    flex: 1;
}
.calc-quant-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}
.calc-quant-btn {
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-secondary);
    transition: all 0.15s;
    white-space: nowrap;
}
.calc-quant-btn:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}
.calc-quant-btn.active {
    background: rgba(88, 166, 255, 0.15);
    border-color: var(--accent);
    color: var(--accent);
}
.calc-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    position: sticky;
    top: 0;
}
.calc-card-title {
    color: var(--accent);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 12px;
    text-align: center;
}
.calc-card-total {
    text-align: center;
    margin-bottom: 16px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border-color);
}
.calc-total-num {
    font-size: 36px;
    font-weight: 700;
    line-height: 1.1;
}
.calc-total-unit {
    font-size: 14px;
    color: var(--text-secondary);
    margin-left: 4px;
}
.calc-breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 0;
    font-size: 12px;
}
.calc-breakdown-label {
    color: var(--text-secondary);
}
.calc-breakdown-val {
    color: var(--text-primary);
    font-weight: 500;
    font-variant-numeric: tabular-nums;
}
.calc-bar-wrap {
    height: 8px;
    background: rgba(255,255,255,0.06);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 10px;
    display: flex;
}
.calc-bar-seg {
    height: 100%;
    transition: width 0.3s;
}
.calc-gpu-row {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}
.calc-gpu-item {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 11px;
    text-align: center;
    flex: 1;
    min-width: 60px;
}
.calc-gpu-item .gpu-label {
    color: var(--text-secondary);
    font-size: 10px;
}
.calc-gpu-item .gpu-val {
    color: var(--green);
    font-weight: 600;
    font-size: 13px;
}
.calc-hint {
    color: var(--text-secondary);
    font-size: 11px;
    margin-top: 10px;
    line-height: 1.5;
}
.calc-presets {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}
.calc-preset-btn {
    padding: 4px 10px;
    border-radius: 5px;
    font-size: 11px;
    cursor: pointer;
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    transition: all 0.15s;
}
.calc-preset-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

@media (max-width: 640px) {
    .calc-layout {
        flex-direction: column;
    }
    .calc-result {
        width: 100%;
    }
}
.col-settings-panel {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10001;
    min-width: 320px;
    max-width: 480px;
    max-height: 80vh;
    background: #1c2333 !important;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 16px 48px rgba(0,0,0,0.6), 0 0 0 1px rgba(88,166,255,0.1);
    overflow: hidden;
}
.col-settings-inner {
    display: flex;
    flex-direction: column;
    height: 100%;
}
.col-settings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-color);
    background: #1a2233;
    color: var(--accent);
    font-weight: 600;
    font-size: 15px;
}
.col-settings-body {
    padding: 16px 20px;
    overflow-y: auto;
    max-height: 55vh;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.col-check-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 10px;
    border-radius: 5px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-size: 12px;
    color: var(--text-primary);
    white-space: nowrap;
    transition: all 0.15s;
    min-width: 100px;
}
.col-check-item:hover {
    border-color: var(--accent);
    background: #222d44;
}
.col-check-item.locked {
    opacity: 0.5;
    cursor: default;
}
.col-check-item input[type=checkbox] {
    accent-color: var(--accent);
    width: 14px;
    height: 14px;
    cursor: pointer;
}
.col-check-item.locked input[type=checkbox] {
    cursor: default;
}
.col-settings-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border-color);
    background: #1a2233;
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

/* Overlay for col settings */
.col-settings-panel + .col-settings-overlay,
.col-settings-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 10000;
}

/* Responsive */
@media (max-width: 768px) {
    .header-inner { flex-direction: column; align-items: flex-start; gap: 8px; }
    #searchInput { width: 100%; }
    .toolbar { flex-direction: column; }
    .toolbar-left { width: 100%; flex-wrap: wrap; }
    .toolbar-right { width: 100%; justify-content: flex-end; }
}