:root{--font-sans:"Inter", system-ui, -apple-system, sans-serif;--bg-main:#f8fafc;--bg-gradient:linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);--sidebar-bg:linear-gradient(180deg, #0f172a 0%, #1e293b 100%);--primary:#10b981;--primary-hover:#059669;--primary-light:#ecfdf5;--accent:#3b82f6;--accent-hover:#2563eb;--accent-light:#eff6ff;--amber:#f59e0b;--amber-light:#fef3c7;--amber-dark:#b45309;--rose:#ef4444;--rose-light:#fef2f2;--rose-dark:#b91c1c;--purple:#8b5cf6;--purple-light:#f5f3ff;--purple-dark:#6d28d9;--text-main:#1e293b;--text-muted:#64748b;--border-color:#e2e8f0;--card-bg:#ffffffe6}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);color:var(--text-main);background:var(--bg-gradient);-webkit-font-smoothing:antialiased;min-height:100vh}.app-shell{grid-template-columns:280px minmax(0,1fr);min-height:100vh;display:grid}.sidebar{background:var(--sidebar-bg);color:#f8fafc;border-right:1px solid #ffffff0d;flex-direction:column;gap:32px;padding:28px 24px;display:flex}.brand{align-items:center;gap:14px;display:flex}.brand-mark{background:linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);color:#fff;border-radius:12px;place-items:center;width:42px;height:42px;display:grid;box-shadow:0 4px 10px #10b98133}.brand strong{letter-spacing:-.5px;font-size:16px;font-weight:800;display:block}.brand span{color:#94a3b8;margin-top:2px;font-size:12px;display:block}.nav-tabs{flex-direction:column;gap:6px;display:flex}.nav-tabs button{color:#94a3b8;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:10px;align-items:center;gap:12px;padding:12px 14px;font-size:14px;font-weight:600;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex}.nav-tabs button:hover{color:#fff;background:#ffffff0d;transform:translate(4px)}.nav-tabs button.active{color:#fff;background:#ffffff1a;box-shadow:inset 0 0 0 1px #ffffff1a}.nav-tabs button.active svg{color:var(--primary)}.api-status{color:#94a3b8;background:#ffffff08;border:1px solid #ffffff0d;border-radius:10px;align-items:center;gap:10px;margin-top:auto;padding:12px 16px;font-size:13px;display:flex}.dot{background:var(--rose);width:8px;height:8px;box-shadow:0 0 8px var(--rose);border-radius:50%}.dot.ok{background:var(--primary);box-shadow:0 0 8px var(--primary)}.workspace{flex-direction:column;gap:24px;width:100%;max-width:1600px;margin:0 auto;padding:36px 40px;display:flex}.topbar{justify-content:space-between;align-items:center;gap:20px;display:flex}.topbar h1{letter-spacing:-.8px;color:#0f172a;font-size:28px;font-weight:850}.topbar p{color:var(--text-muted);margin-top:4px;font-size:14px}.icon-button,.primary-action,.secondary-action,.export-actions button{cursor:pointer;border:0;border-radius:10px;justify-content:center;align-items:center;gap:8px;font-size:13px;font-weight:700;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex;box-shadow:0 1px 2px #0000000d}.icon-button{border:1px solid var(--border-color);width:42px;height:42px;color:var(--text-main);background:#fff}.icon-button:hover{background:#f1f5f9;border-color:#cbd5e1}.primary-action{background:linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);color:#fff;padding:12px 18px}.primary-action:hover{transform:translateY(-1px);box-shadow:0 4px 12px #10b98133}.secondary-action{border:1px solid var(--border-color);color:var(--text-main);background:#fff;padding:12px 18px}.secondary-action:hover{background:#f1f5f9}button:disabled,.primary-action:disabled,.secondary-action:disabled{opacity:.6!important;cursor:not-allowed!important;box-shadow:none!important;transform:none!important}.filters-band{background:var(--card-bg);border:1px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:16px;grid-template-columns:1fr repeat(2,minmax(120px,.6fr)) repeat(2,minmax(130px,.8fr)) .8fr auto;align-items:end;gap:16px;padding:20px;display:grid;box-shadow:0 4px 6px -1px #00000008}.filters-band label,.simulation-bar label,.upload-options-field label{text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);flex-direction:column;gap:6px;font-size:11px;font-weight:800;display:flex}input,select{border:1px solid var(--border-color);height:42px;color:var(--text-main);background:#fff;border-radius:10px;outline:none;width:100%;padding:0 14px;font-size:14px;font-weight:600;transition:all .15s}input:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px #3b82f626}.alert-message{border-radius:12px;align-items:center;gap:12px;padding:14px 20px;font-size:14px;font-weight:600;animation:.3s slideIn;display:flex;position:relative}.alert-message.error{background:var(--rose-light);color:var(--rose-dark);border:1px solid #ef444433}.alert-message.success{background:var(--primary-light);color:var(--primary-hover);border:1px solid #10b98133}.alert-message .close-btn{color:inherit;cursor:pointer;background:0 0;border:0;margin-left:auto;padding:0 4px;font-size:20px;font-weight:700}.view{flex-direction:column;gap:24px;display:flex}.panel{background:var(--card-bg);border:1px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:20px;padding:28px;box-shadow:0 4px 6px -1px #00000005}.panel h2{letter-spacing:-.5px;color:#0f172a;font-size:20px;font-weight:800}.panel-header-action{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:8px;display:flex}.section-note{color:var(--text-muted);background:#f1f5f9;border-radius:8px;margin-bottom:20px;padding:10px 14px;font-size:13px;display:inline-block}.stat-grid{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}.stat{border:1px solid var(--border-color);background:#fff;border-radius:16px;flex-direction:column;justify-content:space-between;min-height:100px;padding:20px;display:flex;box-shadow:0 4px 6px -1px #00000005}.stat span{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;font-size:13px;font-weight:700}.stat strong{letter-spacing:-.5px;color:#0f172a;margin-top:8px;font-size:26px;font-weight:800}.stat.green strong{color:var(--primary-hover)}.split-layout{grid-template-columns:1fr 1.2fr;gap:24px;display:grid}.partner-list,.compact-table{flex-direction:column;gap:10px;display:flex}.partner-row{border:1px solid var(--border-color);text-align:left;color:var(--text-main);cursor:pointer;background:#fff;border-radius:12px;justify-content:space-between;align-items:center;width:100%;padding:14px 18px;transition:all .2s;display:flex}.partner-row:hover{border-color:var(--accent);box-shadow:0 2px 8px #3b82f60d}.partner-row.selected{border-color:var(--accent);background:var(--accent-light)}.partner-row span{font-size:14px;font-weight:700}.partner-row small{color:var(--text-muted);font-size:12px}.table-row{border-bottom:1px solid #f1f5f9;grid-template-columns:100px 1fr 120px 60px;align-items:center;gap:12px;padding:12px 0;display:grid}.table-row:last-child{border-bottom:0}.table-row span{font-size:14px;font-weight:600}.table-row strong{text-align:right;font-size:15px;font-weight:800}.pill{letter-spacing:.2px;text-transform:uppercase;text-align:center;border-radius:20px;width:fit-content;padding:4px 10px;font-size:11px;font-weight:800}.pill.available{background:var(--primary-light);color:var(--primary-hover)}.pill.sold_out{background:var(--rose-light);color:var(--rose-dark)}.pill.not_available_for_sale{background:var(--purple-light);color:var(--purple-dark)}.pill.unknown{color:var(--text-muted);background:#f1f5f9}.data-grid{border:1px solid var(--border-color);background:#fff;border-radius:12px;display:grid;overflow:hidden}.data-grid>span,.data-grid>strong,.data-grid>.pill,.data-grid>.input-cell-container{border-bottom:1px solid #f1f5f9;align-items:center;min-height:52px;padding:10px 16px;font-size:14px;display:flex}.data-grid>span:nth-child(-n+5),.data-grid>span:nth-child(-n+4){color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px;border-bottom:2px solid var(--border-color);background:#f8fafc;font-size:11px;font-weight:800}.availability-grid{grid-template-columns:120px minmax(220px,1fr) 150px 180px}.rates-grid{grid-template-columns:120px minmax(180px,1fr) minmax(140px,1fr) 120px 180px}.plan-badge-inline{background:var(--purple-light);color:var(--purple-dark);border-radius:6px;padding:3px 8px;font-size:12px;font-weight:700}.input-cell-container{justify-content:stretch!important}.inline-edit-input{border:1px solid var(--border-color);background:#f8fafc;border-radius:6px;height:34px;padding:0 10px;font-size:13px;font-weight:700;transition:all .2s}.inline-edit-input:hover{background:#fff;border-color:#cbd5e1}.inline-edit-input:focus{border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px #3b82f61f}.inline-edit-input.dirty{background:var(--amber-light);border-color:var(--amber);color:var(--amber-dark)}.dirty-actions-bar{border:1px solid var(--amber);background:#fffbeb;border-radius:10px;align-items:center;gap:12px;padding:6px 14px;animation:2s ease-in-out infinite pulse;display:flex}.dirty-count{color:var(--amber-dark);font-size:13px;font-weight:700}.dirty-actions-bar button{height:auto;min-height:0;padding:8px 12px}.simulation-bar{background:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;grid-template-columns:minmax(220px,1fr) 140px auto;align-items:end;gap:16px;padding:20px;display:grid;box-shadow:0 4px 6px -1px #00000005}.empty-state{text-align:center;border:2px dashed var(--border-color);color:var(--text-muted);background:#fff6;border-radius:16px;padding:48px;font-size:15px;font-weight:600}.upload-container{flex-direction:column;gap:20px;max-width:700px;display:flex}.upload-options-field{border:1px solid var(--border-color);background:#fff;border-radius:12px;padding:16px}.dates-override-input{margin-top:4px}.help-text{color:var(--text-muted);margin-top:4px;font-size:11px;display:block}.drop-zone{border:2px dashed var(--border-color);text-align:center;cursor:pointer;background:#fff;border-radius:16px;justify-content:center;align-items:center;min-height:200px;padding:42px;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex}.drop-zone:hover,.drop-zone.drag-active{border-color:var(--primary);background:var(--primary-light)}.upload-prompt-state{flex-direction:column;align-items:center;gap:12px;display:flex}.upload-prompt-state h3{color:var(--text-main);font-size:16px;font-weight:800}.upload-prompt-state p{color:var(--text-muted);font-size:13px}.upload-prompt-state code{background:#f1f5f9;border-radius:4px;padding:2px 6px;font-family:monospace}.upload-prompt-state label{margin-top:6px}.upload-loading-state{flex-direction:column;align-items:center;gap:12px;display:flex}.upload-loading-state strong{color:var(--text-main);font-size:15px;font-weight:800}.upload-loading-state span{color:var(--text-muted);font-size:12px}.file-feedback{background:var(--primary-light);color:var(--primary-hover);border:1px solid #10b98133;border-radius:8px;align-items:center;gap:8px;width:fit-content;padding:10px 14px;font-size:13px;display:flex}.export-actions{border:1px solid var(--border-color);background:#fff;border-radius:16px;flex-wrap:wrap;gap:12px;padding:20px;display:flex;box-shadow:0 4px 6px -1px #00000005}.export-actions button{border:1px solid var(--border-color);color:var(--text-main);background:#f1f5f9;padding:12px 20px}.export-actions button:hover{background:#e2e8f0;border-color:#cbd5e1}@keyframes slideIn{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.9;box-shadow:0 0 10px #f59e0b1a}}.animate-fade-in{animation:.25s slideIn}.animate-spin{animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (width<=1280px){.split-layout{grid-template-columns:1fr}}@media (width<=1024px){.app-shell{grid-template-columns:1fr}.sidebar{padding:16px 20px}.nav-tabs{flex-flow:wrap;justify-content:space-between}.nav-tabs button{flex:1;justify-content:center;min-width:100px;padding:10px}.nav-tabs button span,.api-status{display:none}.filters-band{grid-template-columns:repeat(3,1fr)}.filters-band button{grid-column:span 3}}@media (width<=768px){.workspace{padding:24px 20px}.filters-band{grid-template-columns:1fr}.filters-band button{grid-column:span 1}.stat-grid{grid-template-columns:repeat(2,1fr)}.data-grid{overflow-x:auto}}