/* ===== CSS Variables ===== */
:root {
  --color-primary: #1890ff;
  --color-primary-light: #e6f7ff;
  --color-primary-dark: #096dd9;
  --color-sidebar: #001529;
  --color-sidebar-active: #1890ff;
  --color-bg: #ffffff;
  --color-bg-gray: #f5f5f5;
  --color-border: #e8e8e8;
  --color-text: #262626;
  --color-text-secondary: #595959;
  --color-text-muted: #8c8c8c;
  --color-success: #52c41a;
  --color-success-bg: #f6ffed;
  --color-warning: #faad14;
  --color-warning-bg: #fffbe6;
  --color-danger: #ff4d4f;
  --color-danger-bg: #fff2f0;
  --color-purple: #722ed1;
  --color-purple-bg: #f9f0ff;
  --color-cyan: #13c2c2;
  --color-cyan-bg: #e6fffb;
  --color-orange: #fa8c16;
  --color-orange-bg: #fff7e6;
  --radius: 2px;
  --font-family: 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-base: 14px;
  --font-size-sm: 12px;
  --font-size-lg: 16px;
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.12);
}

/* ===== Reset ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font-family); font-size: var(--font-size-base); color: var(--color-text); background: var(--color-bg-gray); }
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); }

/* ===== Layout ===== */
.app-layout { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar { width: 200px; background: var(--color-sidebar); color: #fff; flex-shrink: 0; display: flex; flex-direction: column; }
.sidebar-logo { height: 56px; display: flex; align-items: center; padding: 0 20px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.sidebar-logo h1 { font-size: 15px; font-weight: 600; white-space: nowrap; }
.sidebar-menu { flex: 1; padding: 8px 0; overflow-y: auto; }
.menu-group { margin-bottom: 4px; }
.menu-group-title { padding: 8px 20px 4px; font-size: 11px; color: rgba(255,255,255,0.35); text-transform: uppercase; letter-spacing: 1px; }
.menu-item { display: block; padding: 0 20px; height: 40px; line-height: 40px; color: rgba(255,255,255,0.65); font-size: 13px; cursor: pointer; transition: all 0.2s; }
.menu-item:hover { color: #fff; background: rgba(255,255,255,0.06); }
.menu-item.active { color: #fff; background: var(--color-sidebar-active); }
.menu-item .menu-icon { margin-right: 8px; font-size: 14px; }
.menu-badge { display: inline-block; min-width: 18px; height: 18px; line-height: 18px; text-align: center; font-size: 10px; background: var(--color-danger); color: #fff; border-radius: 9px; padding: 0 4px; margin-left: 6px; }

/* Main */
.main-content { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.top-header { height: 56px; background: var(--color-bg); border-bottom: 1px solid var(--color-border); display: flex; align-items: center; justify-content: space-between; padding: 0 24px; flex-shrink: 0; }
.top-header .breadcrumb { font-size: 13px; color: var(--color-text-secondary); }
.top-header .breadcrumb span { color: var(--color-text); font-weight: 500; }
.top-header .header-actions { display: flex; align-items: center; gap: 12px; }
.content-area { flex: 1; padding: 20px 24px; overflow-y: auto; }

/* ===== Pill Tabs ===== */
.pill-tabs { display: flex; align-items: center; background: var(--color-bg-gray); border-radius: var(--radius); padding: 4px; gap: 4px; margin-bottom: 16px; }
.pill-tab { height: 28px; padding: 0 16px; line-height: 28px; font-size: 12px; color: var(--color-text-secondary); cursor: pointer; border-radius: var(--radius); transition: all 0.2s; white-space: nowrap; border: none; background: transparent; }
.pill-tab:hover { color: var(--color-text); }
.pill-tab.active { background: var(--color-bg); color: var(--color-primary); font-weight: 600; box-shadow: var(--shadow-sm); }
.pill-tab .tab-count { font-size: 11px; color: var(--color-text-muted); margin-left: 2px; }

/* ===== Filter ===== */
.filter-bar { background: var(--color-bg); border-radius: var(--radius); padding: 16px 20px; margin-bottom: 16px; display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.filter-item { display: flex; flex-direction: column; gap: 4px; }
.filter-item label { font-size: 12px; color: var(--color-text-muted); }
.filter-item input, .filter-item select { height: 32px; border: 1px solid var(--color-border); border-radius: var(--radius); padding: 0 10px; font-size: 12px; font-family: var(--font-family); outline: none; transition: border-color 0.2s; }
.filter-item input:focus, .filter-item select:focus { border-color: var(--color-primary); }
.filter-item input { width: 160px; }
.filter-item select { width: 140px; }
.filter-actions { display: flex; gap: 8px; align-self: flex-end; }

/* ===== Button ===== */
.btn { height: 32px; padding: 0 14px; border-radius: var(--radius); font-size: 12px; font-family: var(--font-family); cursor: pointer; border: 1px solid var(--color-border); background: var(--color-bg); color: var(--color-text); transition: all 0.2s; display: inline-flex; align-items: center; gap: 4px; white-space: nowrap; }
.btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn-primary { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.btn-primary:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); color: #fff; }
.btn-success { background: var(--color-success); color: #fff; border-color: var(--color-success); }
.btn-warning { background: var(--color-warning); color: #fff; border-color: var(--color-warning); }
.btn-danger { background: var(--color-danger); color: #fff; border-color: var(--color-danger); }
.btn-link { border: none; background: transparent; color: var(--color-primary); padding: 0 4px; height: auto; }
.btn-link:hover { color: var(--color-primary-dark); }
.btn-sm { height: 26px; padding: 0 10px; font-size: 11px; }
.btn-lg { height: 36px; padding: 0 18px; font-size: 13px; }

/* ===== Action Bar ===== */
.action-bar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.action-bar-left { display: flex; align-items: center; gap: 8px; }
.action-bar-right { display: flex; align-items: center; gap: 8px; }

/* ===== Table ===== */
.data-table { width: 100%; border-collapse: collapse; background: var(--color-bg); border-radius: var(--radius); overflow: hidden; }
.data-table thead { background: var(--color-bg-gray); }
.data-table th { padding: 10px 12px; font-size: 12px; font-weight: 500; color: var(--color-text-secondary); text-align: left; border-bottom: 1px solid var(--color-border); white-space: nowrap; }
.data-table td { padding: 10px 12px; font-size: 12px; border-bottom: 1px solid var(--color-border); }
.data-table tbody tr:hover { background: var(--color-primary-light); }
.data-table tbody tr:last-child td { border-bottom: none; }

/* ===== Status Tag ===== */
.status-tag { display: inline-block; height: 22px; line-height: 22px; padding: 0 8px; font-size: 11px; border-radius: var(--radius); font-weight: 500; }
.status-tag.active { background: var(--color-success-bg); color: var(--color-success); }
.status-tag.warning { background: var(--color-warning-bg); color: #d48806; }
.status-tag.danger { background: var(--color-danger-bg); color: var(--color-danger); }
.status-tag.info { background: var(--color-primary-light); color: var(--color-primary); }
.status-tag.purple { background: var(--color-purple-bg); color: var(--color-purple); }
.status-tag.cyan { background: var(--color-cyan-bg); color: var(--color-cyan); }
.status-tag.orange { background: var(--color-orange-bg); color: var(--color-orange); }
.status-tag.default { background: var(--color-bg-gray); color: var(--color-text-muted); }

/* ===== Pagination ===== */
.pagination { display: flex; align-items: center; justify-content: flex-end; padding: 16px 0; gap: 4px; }
.pagination .page-info { font-size: 12px; color: var(--color-text-muted); margin-right: 12px; }
.pagination .page-btn { min-width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--color-border); border-radius: var(--radius); font-size: 12px; cursor: pointer; background: var(--color-bg); transition: all 0.2s; }
.pagination .page-btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.pagination .page-btn.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ===== Modal ===== */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.45); z-index: 1000; display: none; align-items: center; justify-content: center; }
.modal-overlay.visible { display: flex; }
.modal { background: var(--color-bg); border-radius: 4px; width: 680px; max-height: 80vh; display: flex; flex-direction: column; box-shadow: var(--shadow-md); }
.modal-lg { width: 900px; }
.modal-header { padding: 16px 24px; border-bottom: 1px solid var(--color-border); display: flex; align-items: center; justify-content: space-between; }
.modal-header h3 { font-size: 15px; font-weight: 600; }
.modal-close { background: none; border: none; font-size: 18px; cursor: pointer; color: var(--color-text-muted); padding: 4px; }
.modal-close:hover { color: var(--color-text); }
.modal-body { padding: 24px; overflow-y: auto; flex: 1; }
.modal-footer { padding: 12px 24px; border-top: 1px solid var(--color-border); display: flex; justify-content: flex-end; gap: 8px; }

/* ===== Steps ===== */
.steps { display: flex; align-items: center; margin-bottom: 24px; }
.step { display: flex; align-items: center; flex: 1; }
.step-indicator { width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 600; border: 2px solid var(--color-border); color: var(--color-text-muted); background: var(--color-bg); flex-shrink: 0; }
.step.active .step-indicator { border-color: var(--color-primary); color: var(--color-primary); }
.step.done .step-indicator { border-color: var(--color-primary); background: var(--color-primary); color: #fff; }
.step-title { margin-left: 8px; font-size: 12px; color: var(--color-text-muted); }
.step.active .step-title { color: var(--color-primary); font-weight: 500; }
.step.done .step-title { color: var(--color-text); }
.step-line { flex: 1; height: 1px; background: var(--color-border); margin: 0 12px; }
.step.done + .step-line, .step-line.done { background: var(--color-primary); }

/* ===== Detail Page ===== */
.detail-layout { display: flex; gap: 20px; }
.detail-main { flex: 1; min-width: 0; }
.anchor-aside { width: 140px; flex-shrink: 0; }
.anchor-nav { position: sticky; top: 20px; background: var(--color-bg); border-radius: var(--radius); padding: 12px 0; box-shadow: var(--shadow-sm); }
.anchor-nav-title { padding: 0 16px 8px; font-size: 12px; color: var(--color-text-muted); font-weight: 500; border-bottom: 1px solid var(--color-border); margin-bottom: 4px; }
.anchor-item { display: block; padding: 6px 16px; font-size: 12px; color: var(--color-text-secondary); cursor: pointer; border-left: 2px solid transparent; transition: all 0.2s; }
.anchor-item:hover { color: var(--color-primary); }
.anchor-item.active { color: var(--color-primary); border-left-color: var(--color-primary); background: var(--color-primary-light); font-weight: 500; }

/* Info Section */
.info-section { background: var(--color-bg); border-radius: var(--radius); margin-bottom: 16px; box-shadow: var(--shadow-sm); }
.info-section-header { padding: 12px 20px; border-bottom: 1px solid var(--color-border); display: flex; align-items: center; justify-content: space-between; }
.info-section-title { font-size: 14px; font-weight: 600; }
.info-section-body { padding: 16px 20px; }

/* Info Grid */
.info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px 24px; }
.info-grid-2 { grid-template-columns: repeat(2, 1fr); }
.info-grid-4 { grid-template-columns: repeat(4, 1fr); }
.info-field { display: flex; flex-direction: column; gap: 2px; }
.info-field .label { font-size: 12px; color: var(--color-text-muted); }
.info-field .value { font-size: 13px; color: var(--color-text); }
.info-field .value.primary { color: var(--color-primary); font-weight: 500; }

/* ===== Progress Steps (Timeline) ===== */
.progress-timeline { display: flex; align-items: flex-start; padding: 8px 0; }
.progress-step { display: flex; flex-direction: column; align-items: center; flex: 1; position: relative; }
.progress-step .step-dot { width: 24px; height: 24px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 600; background: var(--color-bg-gray); color: var(--color-text-muted); border: 2px solid var(--color-border); z-index: 1; }
.progress-step.done .step-dot { background: var(--color-success); border-color: var(--color-success); color: #fff; }
.progress-step.active .step-dot { background: var(--color-primary-light); border-color: var(--color-primary); color: var(--color-primary); }
.progress-step .step-label { margin-top: 6px; font-size: 11px; color: var(--color-text-muted); text-align: center; max-width: 80px; }
.progress-step.done .step-label { color: var(--color-text); }
.progress-step.active .step-label { color: var(--color-primary); font-weight: 500; }
.progress-step .step-time { font-size: 10px; color: var(--color-text-muted); margin-top: 2px; }
.progress-step::after { content: ''; position: absolute; top: 12px; left: 50%; width: 100%; height: 2px; background: var(--color-border); z-index: 0; }
.progress-step:last-child::after { display: none; }
.progress-step.done::after { background: var(--color-success); }

/* ===== Calendar ===== */
.calendar-view { background: var(--color-bg); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.calendar-header { padding: 12px 20px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--color-border); }
.calendar-header h3 { font-size: 15px; font-weight: 600; }
.calendar-nav { display: flex; align-items: center; gap: 8px; }
.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); }
.calendar-weekday { padding: 8px; text-align: center; font-size: 11px; color: var(--color-text-muted); font-weight: 500; border-bottom: 1px solid var(--color-border); background: var(--color-bg-gray); }
.calendar-day { min-height: 100px; padding: 6px 8px; border-right: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.calendar-day:nth-child(7n) { border-right: none; }
.calendar-day .day-num { font-size: 12px; color: var(--color-text-secondary); margin-bottom: 4px; }
.calendar-day.today .day-num { background: var(--color-primary); color: #fff; width: 20px; height: 20px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.calendar-day.other-month .day-num { color: var(--color-text-muted); }
.calendar-event { font-size: 11px; padding: 2px 6px; margin-bottom: 2px; border-radius: 2px; cursor: pointer; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.calendar-event.model { background: #e6f7ff; color: var(--color-primary); }
.calendar-event.still { background: #f6ffed; color: var(--color-success); }
.calendar-event.ai { background: #f9f0ff; color: var(--color-purple); }

/* ===== Log List ===== */
.log-list { list-style: none; padding: 0; }
.log-item { padding: 8px 0; border-bottom: 1px solid var(--color-border); display: flex; gap: 12px; font-size: 12px; }
.log-item:last-child { border-bottom: none; }
.log-time { color: var(--color-text-muted); white-space: nowrap; }
.log-user { color: var(--color-primary); white-space: nowrap; min-width: 50px; }
.log-content { color: var(--color-text-secondary); }

/* ===== Stat Cards ===== */
.stat-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
.stat-card { background: var(--color-bg); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow-sm); }
.stat-card-label { font-size: 12px; color: var(--color-text-muted); margin-bottom: 4px; }
.stat-card-value { font-size: 22px; font-weight: 600; }
.stat-card-value.primary { color: var(--color-primary); }
.stat-card-value.success { color: var(--color-success); }
.stat-card-value.warning { color: var(--color-warning); }
.stat-card-value.danger { color: var(--color-danger); }

/* ===== View Toggle ===== */
.view-toggle { display: flex; background: var(--color-bg-gray); border-radius: var(--radius); padding: 2px; }
.view-toggle-btn { padding: 4px 12px; font-size: 12px; border: none; background: transparent; color: var(--color-text-secondary); cursor: pointer; border-radius: var(--radius); }
.view-toggle-btn.active { background: var(--color-bg); color: var(--color-primary); box-shadow: var(--shadow-sm); }

/* ===== Editing ===== */
.data-table.editing td.editable { position: relative; }
.data-table.editing td.editable::after { content: ''; position: absolute; inset: 2px; border: 1px dashed var(--color-primary); border-radius: 2px; pointer-events: none; }
.data-table input.edit-input, .data-table select.edit-select { width: 100%; height: 28px; border: 1px solid var(--color-primary); border-radius: 2px; padding: 0 6px; font-size: 12px; font-family: var(--font-family); }

/* ===== Tag Group ===== */
.tag-group { display: flex; gap: 4px; flex-wrap: wrap; }
.tag-mini { display: inline-block; height: 18px; line-height: 18px; padding: 0 4px; font-size: 10px; border-radius: 2px; }

/* ===== Image Grid (for AI suite edit) ===== */
.image-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.image-card { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; position: relative; }
.image-card.selected { border-color: var(--color-primary); box-shadow: 0 0 0 2px var(--color-primary-light); }
.image-card .img-placeholder { height: 180px; background: var(--color-bg-gray); display: flex; align-items: center; justify-content: center; color: var(--color-text-muted); font-size: 12px; }
.image-card .img-info { padding: 8px 10px; }
.image-card .img-info .img-name { font-size: 12px; color: var(--color-text); font-weight: 500; }
.image-card .img-info .img-status { font-size: 11px; color: var(--color-text-muted); margin-top: 2px; }
.image-card .img-actions { position: absolute; top: 8px; right: 8px; display: flex; gap: 4px; }
.image-card .img-badge { position: absolute; top: 8px; left: 8px; }

/* ===== Model Card (for model management) ===== */
.model-card { background: var(--color-bg); border-radius: var(--radius); box-shadow: var(--shadow-sm); overflow: hidden; }
.model-card-header { height: 160px; background: var(--color-bg-gray); display: flex; align-items: center; justify-content: center; position: relative; }
.model-card-avatar { width: 80px; height: 80px; border-radius: 50%; background: var(--color-primary-light); display: flex; align-items: center; justify-content: center; font-size: 28px; color: var(--color-primary); }
.model-card-status { position: absolute; top: 12px; right: 12px; }
.model-card-body { padding: 16px; }
.model-card-name { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.model-card-meta { font-size: 12px; color: var(--color-text-muted); margin-bottom: 8px; }
.model-card-tags { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 12px; }
.model-card-footer { display: flex; justify-content: space-between; align-items: center; padding-top: 12px; border-top: 1px solid var(--color-border); }

/* ===== Tabs in page ===== */
.page-tabs { display: flex; border-bottom: 1px solid var(--color-border); margin-bottom: 16px; }
.page-tab { padding: 8px 20px; font-size: 13px; color: var(--color-text-secondary); cursor: pointer; border-bottom: 2px solid transparent; transition: all 0.2s; }
.page-tab:hover { color: var(--color-primary); }
.page-tab.active { color: var(--color-primary); border-bottom-color: var(--color-primary); font-weight: 500; }

/* ===== Schedule Tag ===== */
.schedule-tag { display: inline-block; height: 20px; line-height: 20px; padding: 0 6px; font-size: 10px; border-radius: 10px; font-weight: 500; }
.schedule-tag.available { background: var(--color-success-bg); color: var(--color-success); }
.schedule-tag.busy { background: var(--color-danger-bg); color: var(--color-danger); }
.schedule-tag.off { background: var(--color-bg-gray); color: var(--color-text-muted); }

/* ===== Photo Gallery ===== */
.photo-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; }
.photo-item { aspect-ratio: 1; background: var(--color-bg-gray); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; color: var(--color-text-muted); font-size: 11px; border: 1px solid var(--color-border); cursor: pointer; position: relative; }
.photo-item:hover { border-color: var(--color-primary); }
.photo-item .photo-delete { position: absolute; top: -6px; right: -6px; width: 18px; height: 18px; border-radius: 50%; background: var(--color-danger); color: #fff; font-size: 10px; display: none; align-items: center; justify-content: center; cursor: pointer; }
.photo-item:hover .photo-delete { display: flex; }

/* ===== Empty State ===== */
.empty-state { text-align: center; padding: 48px 20px; color: var(--color-text-muted); }
.empty-state .empty-icon { font-size: 48px; margin-bottom: 12px; opacity: 0.3; }
.empty-state .empty-text { font-size: 13px; }

/* ===== Compact Cell (composite columns) ===== */
.compact-cell { line-height: 1.6; }
.compact-cell .cc-row { display: flex; gap: 2px; align-items: baseline; }
.compact-cell .cc-label { color: var(--color-text-muted); font-size: 11px; white-space: nowrap; }
.compact-cell .cc-value { color: var(--color-text); font-size: 12px; }
.compact-cell .cc-value.primary { color: var(--color-primary); font-weight: 500; }

/* ===== Status Tag - shipping ===== */
.status-tag.shipping { background: var(--color-orange-bg); color: var(--color-orange); }

/* ===== Assign Modal Workload Table ===== */
.workload-table { width: 100%; border-collapse: collapse; margin-top: 12px; }
.workload-table th { padding: 8px 10px; font-size: 12px; font-weight: 500; color: var(--color-text-secondary); text-align: left; background: var(--color-bg-gray); border-bottom: 1px solid var(--color-border); }
.workload-table td { padding: 8px 10px; font-size: 12px; border-bottom: 1px solid var(--color-border); }
.workload-bar { height: 6px; border-radius: 3px; background: var(--color-bg-gray); overflow: hidden; }
.workload-bar-fill { height: 100%; border-radius: 3px; background: var(--color-primary); transition: width 0.3s; }
.workload-bar-fill.warning { background: var(--color-warning); }
.workload-bar-fill.danger { background: var(--color-danger); }

/* ===== Product Thumb in Table Cell ===== */
.product-info-cell { display: flex; align-items: flex-start; gap: 10px; }
.product-thumb { flex-shrink: 0; width: 50px; height: 65px; display: block; border-radius: 2px; overflow: hidden; border: 1px solid var(--color-border); }
.product-thumb svg { display: block; width: 100%; height: 100%; }