/* FlowHub - Components */

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 18px; border-radius: 8px; font-size: 14px; font-weight: 500;
  border: 1px solid transparent; cursor: pointer; transition: all 0.2s;
  text-decoration: none; white-space: nowrap; line-height: 1.4;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--accent, #6366f1); color: #fff; }
.btn-primary:hover { background: var(--accent-hover, #4f46e5); box-shadow: 0 4px 16px rgba(99,102,241,0.3); }
.btn-success { background: #10b981; color: #fff; }
.btn-success:hover { background: #059669; }
.btn-danger { background: #ef4444; color: #fff; }
.btn-danger:hover { background: #dc2626; }
.btn-warning { background: #f59e0b; color: #fff; }
.btn-warning:hover { background: #d97706; }
.btn-ghost { background: transparent; color: var(--text-secondary, #94a3b8); border: 1px solid var(--border-color, #1e1e3a); }
.btn-ghost:hover { border-color: var(--accent, #6366f1); color: var(--text-primary, #e2e8f0); }
.btn-danger-ghost { background: transparent; color: #ef4444; border: 1px solid rgba(239,68,68,0.2); }
.btn-danger-ghost:hover { background: rgba(239,68,68,0.15); border-color: #ef4444; }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-lg { padding: 12px 24px; font-size: 16px; }

/* ── Form Inputs ── */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; margin-bottom: 6px; color: var(--text-secondary, #94a3b8); font-size: 13px; font-weight: 500; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 10px 14px; background: var(--bg-input, #0f0f2a);
  border: 1px solid var(--border-color, #1e1e3a); border-radius: 8px;
  color: var(--text-primary, #e2e8f0); font-size: 14px; outline: none;
  transition: border-color 0.2s; box-sizing: border-box;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--accent, #6366f1);
}
.form-group textarea { resize: vertical; min-height: 80px; font-family: inherit; }
.form-group select { cursor: pointer; }
.form-select, .form-select-sm {
  padding: 8px 12px; background: var(--bg-input, #0f0f2a);
  border: 1px solid var(--border-color, #1e1e3a); border-radius: 8px;
  color: var(--text-primary, #e2e8f0); font-size: 13px; outline: none; cursor: pointer;
}
.form-select-sm { padding: 6px 10px; font-size: 12px; }
.form-input-sm { padding: 6px 10px; font-size: 12px; background: var(--bg-input, #0f0f2a); border: 1px solid var(--border-color, #1e1e3a); border-radius: 6px; color: var(--text-primary, #e2e8f0); outline: none; }
.inline-input { padding: 5px 8px; width: 90px; background: var(--bg-input, #0f0f2a); border: 1px solid var(--border-color, #1e1e3a); border-radius: 6px; color: var(--text-primary, #e2e8f0); font-size: 13px; outline: none; }
.inline-select { padding: 5px 8px; background: var(--bg-input, #0f0f2a); border: 1px solid var(--border-color, #1e1e3a); border-radius: 6px; color: var(--text-primary, #e2e8f0); font-size: 13px; cursor: pointer; outline: none; }

/* ── Search Box ── */
.search-box { position: relative; display: inline-flex; align-items: center; }
.search-box i { position: absolute; left: 12px; color: var(--text-muted, #475569); pointer-events: none; }
.search-box input { padding-left: 36px; padding-right: 14px; width: 220px; padding-top: 8px; padding-bottom: 8px; background: var(--bg-input, #0f0f2a); border: 1px solid var(--border-color, #1e1e3a); border-radius: 8px; color: var(--text-primary, #e2e8f0); font-size: 13px; outline: none; }
.search-box input:focus { border-color: var(--accent, #6366f1); }

/* ── Tables ── */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { padding: 10px 6px; text-align: left; font-size: 13px; font-weight: 600; color: #475569; letter-spacing: 0.03em; border-bottom: 1px solid var(--border-color, #1e1e3a); background: rgba(99,102,241,0.06); white-space: nowrap; }
.data-table td { padding: 10px 6px; font-size: 14px; color: #1e293b; border-bottom: 1px solid var(--border-color, #1e1e3a); vertical-align: middle; white-space: nowrap; }
.data-table tbody tr:hover { background: rgba(99,102,241,0.07); }
.data-table .th-check { width: 30px; }
.data-table code { font-size: 13px; padding: 3px 8px; background: rgba(99,102,241,0.12); border-radius: 4px; color: #4338ca; }
.data-table.compact th, .data-table.compact td { padding: 6px 10px; font-size: 12px; }
.td-actions { display: flex; gap: 6px; align-items: center; }
.text-right { text-align: right; }
.detail-table { width: 100%; font-size: 12px; margin-top: 8px; }
.detail-table th { padding: 6px 10px; background: rgba(99,102,241,0.06); font-weight: 600; }
.detail-table td { padding: 6px 10px; }
.detail-row { background: rgba(99,102,241,0.04); }
.order-detail-box { padding: 12px 16px; }

/* ── Badges ── */
.badge { display: inline-flex; align-items: center; padding: 4px 12px; border-radius: 12px; font-size: 12px; font-weight: 600; }
.badge-success { background: rgba(16,185,129,0.16); color: #15803d; }
.badge-danger { background: rgba(239,68,68,0.14); color: #b91c1c; }
.badge-warning { background: rgba(245,158,11,0.18); color: #b45309; }
.badge-info { background: rgba(99,102,241,0.14); color: #4338ca; }
.badge-primary { background: rgba(99,102,241,0.14); color: #4f46e5; }
.badge-default { background: rgba(148,163,184,0.20); color: #475569; }

/* ── Cards ── */
.card { background: var(--bg-card, rgba(15,15,42,0.6)); backdrop-filter: blur(20px); border: 1px solid var(--border-color, #1e1e3a); border-radius: 12px; padding: 20px; }
.settings-section { background: var(--bg-card, rgba(15,15,42,0.6)); backdrop-filter: blur(20px); border: 1px solid var(--border-color, #1e1e3a); border-radius: 12px; padding: 24px; margin-bottom: 20px; }
.settings-section h3 { font-size: 16px; color: var(--text-primary, #e2e8f0); margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.settings-section h3 i { color: var(--accent, #6366f1); }
.section-desc { color: var(--text-muted, #475569); font-size: 13px; margin-bottom: 12px; }

/* ── Form Grid ── */
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.form-grid.cols-2 { grid-template-columns: 1fr 1fr; }

/* ── Switch ── */
.switch-grid { display: flex; flex-wrap: wrap; gap: 16px; }
.switch-label { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-secondary, #94a3b8); cursor: pointer; }
.switch-label input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--accent, #6366f1); cursor: pointer; }

/* ── Stat Cards ── */
.dashboard-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.stat-card { background: var(--bg-card, rgba(15,15,42,0.6)); backdrop-filter: blur(20px); border: 1px solid var(--border-color, #1e1e3a); border-radius: 12px; padding: 20px; display: flex; align-items: center; gap: 16px; }
.stat-card.compact { flex-direction: column; align-items: flex-start; gap: 8px; }
.stat-icon { width: 48px; height: 48px; border-radius: 12px; background: rgba(99,102,241,0.14); display: flex; align-items: center; justify-content: center; font-size: 22px; color: #4f46e5; }
.stat-icon.accent { background: rgba(99,102,241,0.14); color: #4f46e5; }
.stat-icon.success { background: rgba(16,185,129,0.16); color: #15803d; }
.stat-icon.warning { background: rgba(245,158,11,0.18); color: #b45309; }
.stat-icon.info { background: rgba(59,130,246,0.14); color: #2563eb; }
.stat-value { font-size: 22px; font-weight: 700; color: var(--text-primary, #e2e8f0); }
.stat-label { font-size: 13px; color: var(--text-muted, #475569); }
.stats-summary { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; margin-bottom: 24px; }

/* ── Toolbar ── */
.page-toolbar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.toolbar-left { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.toolbar-right { display: flex; align-items: center; gap: 10px; }
.toolbar-info { color: var(--text-secondary, #94a3b8); font-size: 13px; }
.toolbar-info strong { color: var(--text-primary, #e2e8f0); }

/* ── Batch Bar ── */
.batch-bar { display: flex; align-items: center; gap: 12px; padding: 10px 16px; background: rgba(99,102,241,0.10); border: 1px solid rgba(99,102,241,0.25); border-radius: 8px; margin-bottom: 16px; font-size: 13px; color: #4338ca; }

/* ── Pagination ── */
.pagination { display: flex; align-items: center; gap: 6px; justify-content: center; margin-top: 20px; flex-wrap: wrap; }
.page-btn { padding: 6px 12px; border-radius: 6px; background: var(--bg-input, #0f0f2a); border: 1px solid var(--border-color, #1e1e3a); color: var(--text-secondary, #94a3b8); font-size: 13px; cursor: pointer; transition: all 0.2s; }
.page-btn:hover { border-color: var(--accent, #6366f1); color: var(--accent, #6366f1); }
.page-btn.active { background: var(--accent, #6366f1); border-color: var(--accent, #6366f1); color: #fff; }
.page-info { color: var(--text-muted, #475569); font-size: 12px; margin-left: 8px; }

/* ── Channel Cards ── */
.channel-card { background: rgba(99,102,241,0.04); border: 1px solid var(--border-color, #1e1e3a); border-radius: 10px; padding: 16px; margin-bottom: 12px; }
.channel-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; color: var(--text-primary, #e2e8f0); font-size: 14px; }

/* ── Gift Block ── */
.gift-block { background: rgba(99,102,241,0.03); border: 1px solid var(--border-color, #1e1e3a); border-radius: 10px; padding: 16px; margin-bottom: 16px; }
.gift-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.gift-desc { color: var(--text-muted, #475569); font-size: 12px; }

/* ── Product Grid (Admin) ── */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.product-admin-card { background: var(--bg-card, rgba(15,15,42,0.6)); border: 1px solid var(--border-color, #1e1e3a); border-radius: 12px; overflow: hidden; }
.product-admin-card .product-img { position: relative; height: 180px; background: #eef1f8; display: flex; align-items: center; justify-content: center; }
.product-admin-card .product-img img { width: 100%; height: 100%; object-fit: cover; }
.product-admin-card .product-img .no-img { font-size: 40px; color: #cbd5e1; }
.product-admin-card .product-status { position: absolute; top: 8px; right: 8px; padding: 3px 10px; border-radius: 12px; font-size: 11px; font-weight: 600; }
.product-admin-card .product-status.on { background: rgba(16,185,129,0.18); color: #15803d; }
.product-admin-card .product-status.off { background: rgba(239,68,68,0.16); color: #b91c1c; }
.product-admin-card .product-info { padding: 14px; }
.product-admin-card h4 { font-size: 15px; color: var(--text-primary, #e2e8f0); margin-bottom: 8px; }
.product-prices { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.price-original { text-decoration: line-through; color: var(--text-muted, #475569); font-size: 13px; }
.price-current { color: #b45309; font-weight: 700; font-size: 16px; }
.product-meta { display: flex; flex-wrap: wrap; gap: 8px; font-size: 11px; color: var(--text-muted, #475569); }
/* 後台商品說明:比照購物車放大+分行,但管理清單用緊湊預覽(pre-line 每item一行,顯示3行超過才收) */
.product-desc { font-size: 13px; line-height: 1.6; color: var(--text-secondary, #94a3b8); margin-top: 8px; white-space: pre-line; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }
.product-actions { padding: 10px 14px; border-top: 1px solid var(--border-color, #1e1e3a); display: flex; gap: 6px; }

/* ── Loading & Empty ── */
.loading-spinner { display: flex; align-items: center; justify-content: center; padding: 60px; color: var(--text-muted, #475569); font-size: 15px; gap: 8px; }
.loading-spinner i { font-size: 20px; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 60px 20px; color: var(--text-muted, #475569); }
.empty-state i { font-size: 48px; margin-bottom: 12px; opacity: 0.3; }
.empty-state p { font-size: 15px; }
.empty-hint { color: var(--text-muted, #475569); font-size: 13px; padding: 12px 0; }
.error-msg { color: #b91c1c; padding: 20px; text-align: center; }

/* ── Chart ── */
.chart-container { background: var(--bg-card, rgba(15,15,42,0.6)); border: 1px solid var(--border-color, #1e1e3a); border-radius: 12px; padding: 24px; }
.chart-container h3 { font-size: 15px; color: var(--text-primary, #e2e8f0); margin-bottom: 16px; }
.chart-container canvas { width: 100% !important; }

/* ── BG Gallery ── */
.bg-gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; }
.bg-gallery-item { cursor: pointer; border-radius: 8px; overflow: hidden; border: 2px solid transparent; transition: border-color 0.2s; }
.bg-gallery-item:hover { border-color: var(--accent, #6366f1); }
.bg-gallery-item img { width: 100%; height: 100px; object-fit: cover; }
.bg-gallery-item span { display: block; padding: 4px 8px; font-size: 11px; color: var(--text-muted, #475569); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── Modal Form ── */
.modal-form .form-group { margin-bottom: 14px; }
.modal-form .form-grid { margin-bottom: 0; }
.form-hint { color: var(--text-muted, #475569); font-size: 12px; margin-top: 8px; display: flex; align-items: center; gap: 4px; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .form-grid { grid-template-columns: 1fr; }
  .form-grid.cols-2 { grid-template-columns: 1fr; }
  .dashboard-cards { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .page-toolbar { flex-direction: column; align-items: stretch; }
}