:root{--primary:#0f172a;--primary-light:#334155;--primary-dark:#020617;--accent:#3b82f6;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--info:#06b6d4;--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-tertiary:#f1f5f9;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--border-color:#e2e8f0;--border-light:#f1f5f9;--shadow-sm:0 1px 2px 0 rgba(15,23,42,.04);--shadow-md:0 2px 8px -2px rgba(15,23,42,.08),0 4px 12px -4px rgba(15,23,42,.04);--shadow-lg:0 8px 24px -4px rgba(15,23,42,.12),0 4px 16px -4px rgba(15,23,42,.08);--shadow-xl:0 12px 32px -8px rgba(15,23,42,.16),0 6px 20px -6px rgba(15,23,42,.12);--transition-fast:150ms cubic-bezier(0.4,0,0.2,1);--transition-normal:250ms cubic-bezier(0.4,0,0.2,1);--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.5;font-size:15px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app{min-height:100vh}.header{background:var(--bg-secondary);border-bottom:1px solid var(--border-color);color:var(--text-primary);padding:1.25rem 2rem;justify-content:space-between;box-shadow:var(--shadow-sm);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.header,.header h1{display:flex;align-items:center}.header h1{font-size:1.5rem;font-weight:700;gap:.5rem}.header-nav{display:flex;gap:1rem}.nav-btn{background:hsla(0,0%,100%,.15);border:1px solid hsla(0,0%,100%,.25);color:#fff;padding:.5rem 1rem;border-radius:8px;cursor:pointer;font-size:.875rem;font-weight:500;transition:var(--transition-fast)}.nav-btn:hover{background:hsla(0,0%,100%,.25)}.nav-btn.active{background:#fff;color:var(--primary)}.main-content{max-width:1800px;margin:0 auto;padding:2.5rem 2rem}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:1.5rem;gap:1.5rem;margin-bottom:2rem}.kpi-card{background:var(--bg-secondary);border-radius:16px;padding:1.5rem;box-shadow:var(--shadow-md);transition:var(--transition-normal);border:1px solid var(--border-color)}.kpi-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.kpi-card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1rem}.kpi-card-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;background:linear-gradient(135deg,var(--primary-light) 0,var(--primary) 100%);color:#fff}.kpi-card-icon.success{background:linear-gradient(135deg,#34d399 0,var(--success) 100%)}.kpi-card-icon.warning{background:linear-gradient(135deg,#fbbf24 0,var(--warning) 100%)}.kpi-card-icon.danger{background:linear-gradient(135deg,#f87171 0,var(--danger) 100%)}.kpi-card-label{font-size:.875rem;color:var(--text-secondary);font-weight:500;text-transform:uppercase;letter-spacing:.05em}.kpi-card-value{font-size:2rem;font-weight:700;color:var(--text-primary);margin-bottom:.25rem}.kpi-card-subtitle{font-size:.875rem;color:var(--text-muted)}.section-title{font-size:1.25rem;font-weight:600;margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}.data-table{background:var(--bg-secondary);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--border-color);margin-bottom:2rem}.data-table table{width:100%;border-collapse:collapse}.data-table td,.data-table th{padding:1rem;text-align:left;border-bottom:1px solid var(--border-color)}.data-table th{background:var(--bg-primary);font-weight:600;font-size:.875rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:var(--bg-primary)}.status-badge{display:inline-flex;align-items:center;padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:600;text-transform:capitalize}.status-badge.paid{background:#dcfce7;color:#166534}.status-badge.pending{background:#fef3c7;color:#92400e}.status-badge.fulfilled{background:#dbeafe;color:#1e40af}.status-badge.unfulfilled{background:#fee2e2;color:#991b1b}.settings-container{max-width:600px;margin:0 auto}.settings-card{background:var(--bg-secondary);border-radius:16px;padding:2rem;box-shadow:var(--shadow-md);border:1px solid var(--border-color)}.settings-card h2{font-size:1.5rem;margin-bottom:.5rem;color:var(--text-primary)}.settings-card p{color:var(--text-secondary);margin-bottom:2rem}.form-group{margin-bottom:1.5rem}.form-group label{display:block;font-size:.875rem;font-weight:600;color:var(--text-primary);margin-bottom:.5rem}.form-group input{width:100%;padding:.75rem 1rem;border:2px solid var(--border-color);border-radius:10px;font-size:1rem;transition:var(--transition-fast)}.form-group input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,131,143,.15)}.form-group .hint{font-size:.75rem;color:var(--text-muted);margin-top:.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:var(--transition-fast);border:none}.btn-primary{background:linear-gradient(135deg,var(--primary) 0,var(--primary-dark) 100%);color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.error-message{background:#fef2f2;border:1px solid #fecaca;color:#dc2626;padding:1rem;border-radius:10px;margin-bottom:1rem}.success-message{background:#f0fdf4;border:1px solid #bbf7d0;color:#16a34a;padding:1rem;border-radius:10px;margin-bottom:1rem}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem;color:var(--text-secondary)}.spinner{width:48px;height:48px;border:4px solid var(--border-color);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{to{transform:rotate(1turn)}}.not-configured{text-align:center;padding:4rem 2rem}.not-configured-icon{font-size:4rem;margin-bottom:1rem}.not-configured h2{font-size:1.5rem;margin-bottom:.5rem}.not-configured p{color:var(--text-secondary);margin-bottom:2rem}.bestseller-item{display:flex;align-items:center;padding:.75rem 0;border-bottom:1px solid var(--border-color)}.bestseller-item:last-child{border-bottom:none}.bestseller-rank{width:32px;height:32px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.875rem;margin-right:1rem}.bestseller-info{flex:1 1}.bestseller-title{font-weight:600;color:var(--text-primary)}.bestseller-stats{font-size:.875rem;color:var(--text-muted)}.stock-alert-item{display:flex;align-items:center;justify-content:space-between;padding:.75rem 0;border-bottom:1px solid var(--border-color)}.stock-alert-item:last-child{border-bottom:none}.stock-alert-title{font-weight:500}.stock-alert-qty{padding:.25rem .5rem;border-radius:6px;font-size:.75rem;font-weight:600}.stock-alert-qty.low{background:#fef3c7;color:#92400e}.stock-alert-qty.out{background:#fee2e2;color:#991b1b}.two-column-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));grid-gap:1.5rem;gap:1.5rem}@media (max-width:768px){.header{flex-direction:column;gap:1rem}.main-content{padding:1rem}.dashboard-grid,.two-column-grid{grid-template-columns:1fr}.kpi-card-value{font-size:1.5rem}}.dashboard-footer{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-top:3rem;padding:1rem 1.5rem;background:var(--bg-tertiary);border-radius:var(--radius-md);flex-wrap:wrap}.last-updated{color:var(--text-muted);font-size:.8125rem;font-weight:500}.klaviyo-toggle{color:var(--text-secondary);font-size:.875rem;font-weight:500}.klaviyo-toggle input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent)}.klaviyo-toggle label:hover{color:var(--text-primary)}.refresh-btn{background:var(--accent);border:none;color:#fff;cursor:pointer;font-weight:600;display:inline-flex;align-items:center;gap:.5rem;padding:.625rem 1.25rem;border-radius:var(--radius-md);font-size:.875rem;transition:all var(--transition-fast);box-shadow:var(--shadow-sm)}.refresh-btn:hover{background:#2563eb;box-shadow:var(--shadow-md);transform:translateY(-1px)}.refresh-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.dashboard-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2.5rem;padding-bottom:1.5rem;border-bottom:1px solid var(--border-color)}.section-title{font-size:1.75rem;font-weight:700;color:var(--text-primary);letter-spacing:-.025em;margin:0}.header-controls{display:flex;align-items:center;gap:1.5rem}.slideshow-container{overflow:hidden;position:relative;width:100%;min-height:500px}.slides-wrapper{display:flex;transition:transform .6s cubic-bezier(.4,0,.2,1)}.slide{flex:0 0 100%;width:100%;min-width:100%}.slide-dots{display:flex;gap:.75rem;align-items:center}.slide-dot{width:10px;height:10px;border-radius:50%;border:none;background:var(--border-color);cursor:pointer;transition:all var(--transition-fast);padding:0}.slide-dot:hover{background:var(--text-muted);transform:scale(1.3)}.slide-dot.active{background:var(--accent);width:28px;border-radius:5px}.stores-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:1.75rem;gap:1.75rem;margin-bottom:2rem}.store-card{background:var(--bg-secondary);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);overflow:hidden;transition:all var(--transition-normal);border:1px solid var(--border-color)}.store-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--border-light)}.store-card.error-card{border:1px solid var(--danger);background:#fef2f2}.store-card.total-card{border:2px solid var(--accent);box-shadow:var(--shadow-lg);background:linear-gradient(to bottom right,#fff,#f8fafc)}.store-card.total-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-xl);border-color:var(--accent)}.store-card.total-card .store-card-header{background:var(--accent)}.store-card.total-card .store-card-header h3{font-size:1.125rem;font-weight:700;letter-spacing:-.025em}.store-card-header{background:var(--primary);color:#fff;padding:1.25rem 1.5rem;border-bottom:1px solid hsla(0,0%,100%,.1)}.store-card-header h3{font-size:1rem;font-weight:600;margin-bottom:.25rem;letter-spacing:-.025em}.store-url{font-size:.75rem;opacity:.9;font-family:SF Mono,Monaco,Consolas,monospace;font-weight:500}.store-card-body{padding:1.5rem;background:var(--bg-secondary)}.store-card-error{padding:2rem 1.25rem;text-align:center}.store-card-error p:first-child{color:var(--danger);font-weight:600;margin-bottom:.5rem}.stat-row{padding:1rem 1.125rem;margin-bottom:.75rem;border-radius:var(--radius-md);background:var(--bg-tertiary);border-left:3px solid transparent;transition:all var(--transition-fast)}.stat-row:last-child{margin-bottom:0}.stat-row:hover{background:var(--bg-primary);transform:translateX(2px)}.stat-row.primary{background:#eff6ff;border-left-color:var(--accent)}.stat-row.highlight{background:#fffbeb;border-left-color:var(--warning)}.stat-row.alert{background:#fef2f2;border-left-color:var(--danger)}.stat-row.bestseller{background:#f5f3ff;border-left-color:#8b5cf6}.stat-label{font-size:.6875rem;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--text-secondary);margin-bottom:.5rem}.stat-value{font-size:1.75rem;font-weight:700;letter-spacing:-.025em;line-height:1.2}.stat-title,.stat-value{color:var(--text-primary);margin-bottom:.25rem}.stat-title{font-size:.9375rem;font-weight:600;line-height:1.4}.stat-subtitle{font-size:.8rem;color:var(--text-muted)}.charts-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:2rem;gap:2rem;padding:0}.chart-card{background:var(--bg-secondary);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:2rem 1.5rem;transition:all var(--transition-normal);border:1px solid var(--border-color)}.chart-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--border-light)}.chart-card h3{font-size:1rem;font-weight:700;color:var(--text-primary);margin-bottom:1.5rem;text-align:center;letter-spacing:-.025em;text-transform:uppercase;font-size:.8125rem;letter-spacing:.05em;color:var(--text-secondary)}@media (max-width:1400px){.stores-grid{grid-template-columns:repeat(2,1fr)}.charts-grid{grid-template-columns:1fr}}@media (max-width:768px){.stores-grid{grid-template-columns:1fr}.header-controls{flex-direction:column;gap:1rem}.slide-dots{order:2}}@media (max-width:640px){.store-card-header{padding:.875rem 1rem}.store-card-body{padding:1rem}.stat-value{font-size:1.25rem}.dashboard-header{flex-direction:column;align-items:flex-start;gap:1rem}}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e293b,#334155);padding:2rem}.login-card{background:#2d3748;border-radius:16px;padding:2.5rem;box-shadow:0 20px 60px rgba(0,0,0,.3);max-width:420px;width:100%}.login-card h2{color:#fff;font-size:1.5rem;font-weight:600;margin-bottom:.5rem;text-align:center}.login-url{color:#60a5fa;font-size:.875rem;text-align:center;margin-bottom:2rem}.login-card .form-group{margin-bottom:1.25rem}.login-card .form-group label{display:block;color:#e2e8f0;font-size:.875rem;font-weight:500;margin-bottom:.5rem}.login-card .form-group input{width:100%;padding:.875rem;background:#1e293b;border:1px solid #475569;border-radius:8px;color:#fff;font-size:.9375rem;transition:border-color var(--transition-fast)}.login-card .form-group input:focus{outline:none;border-color:#60a5fa;box-shadow:0 0 0 3px rgba(96,165,250,.1)}.login-card .form-group input::placeholder{color:#64748b}.button-group{display:flex;gap:.75rem;margin-top:1.5rem}.button-group .btn-primary{flex:1 1;background:linear-gradient(135deg,#f472b6,#ec4899);color:#fff;border:none;padding:.875rem 1.5rem;border-radius:8px;font-size:.9375rem;font-weight:600;cursor:pointer;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.button-group .btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 16px rgba(244,114,182,.3)}.button-group .btn-primary:active{transform:translateY(0)}.btn-secondary{flex:1 1;background:#6b2441;color:#fff;border:none;padding:.875rem 1.5rem;border-radius:8px;font-size:.9375rem;font-weight:600;cursor:pointer;transition:background-color var(--transition-fast)}.btn-secondary:hover{background:#7c2d4f}@media (max-width:480px){.login-container{padding:1rem}.login-card{padding:2rem 1.5rem}.button-group{flex-direction:column}}