:root {
  --primary: #932b39; --primary-light: #b84554; --primary-dark: #6b1f2a; --primary-bg: #fdf2f3;
  --success: #2d6a4f; --success-light: #d8f3dc; --danger: #c1121f; --danger-light: #fce4e4;
  --bg: #f8f4f5; --card: #ffffff; --text: #1a1a1a; --text-secondary: #6b6b6b; --border: #e8e0e1;
  --shadow: 0 2px 12px rgba(0,0,0,0.06); --shadow-lg: 0 4px 24px rgba(0,0,0,0.10);
  --radius: 14px; --radius-sm: 8px; --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100dvh;-webkit-font-smoothing:antialiased}
#app-root{max-width:480px;margin:0 auto;padding:14px 14px 80px}
.page{display:none}
.page.active{display:block}

.card{background:var(--card);border-radius:var(--radius);padding:18px;margin-bottom:14px;box-shadow:var(--shadow)}
.card-title{font-size:0.95rem;font-weight:600;margin-bottom:14px}

.earnings-mini{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border-radius:var(--radius);padding:18px 20px;margin-bottom:14px;text-align:center;box-shadow:var(--shadow-lg)}
.earn-net{font-size:2rem;font-weight:700;display:block}
.earn-details{display:flex;justify-content:center;gap:18px;margin-top:6px;font-size:0.75rem;opacity:0.7}

.chip-group{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.chip-placeholder{color:var(--text-secondary);font-size:0.85rem;padding:8px 0}
.chip{height:38px;padding:0 16px;border:1.5px solid var(--border);border-radius:20px;background:var(--card);font-size:0.82rem;font-weight:500;font-family:var(--font);cursor:pointer;transition:all .15s;white-space:nowrap}
.chip:hover{border-color:var(--primary);background:var(--primary-bg)}
.chip.selected{background:var(--primary);color:#fff;border-color:var(--primary)}
.chip .stock-badge{font-size:0.7rem;opacity:0.7;margin-left:4px}

.qty-control{display:flex;align-items:center;border:1.5px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;width:fit-content}
.qty-btn{width:36px;height:36px;border:none;background:var(--bg);font-size:1.1rem;font-weight:600;cursor:pointer;font-family:var(--font)}
.qty-val{width:36px;text-align:center;font-weight:600;font-size:0.95rem}

.cart-item{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid var(--border);font-size:0.82rem}
.cart-item:last-child{border-bottom:none}
.cart-remove{background:none;border:none;color:var(--danger);cursor:pointer;font-size:1.2rem;padding:0 6px;line-height:1}

.form-group{margin-bottom:12px}
.form-group label{display:block;font-size:0.72rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em;margin-bottom:5px}
.form-select,.form-input{width:100%;height:44px;padding:0 12px;font-size:0.9rem;font-family:var(--font);color:var(--text);background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius-sm);transition:border-color .2s}
.form-select:focus,.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(147,43,57,.12)}
.form-row{display:flex;gap:10px}
.form-row .form-group{flex:1}

.btn{display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 18px;font-size:0.9rem;font-weight:600;font-family:var(--font);border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all .15s}
.btn:active{transform:scale(.97)}
.btn:disabled{opacity:0.5;cursor:not-allowed;transform:none}
.btn-sale{width:100%;height:52px;font-size:1.1rem;background:var(--success);color:#fff;margin-top:10px;box-shadow:0 4px 14px rgba(45,106,79,.3)}
.btn-primary-full{width:100%;background:var(--primary);color:#fff}
.btn-add-product{width:100%;height:40px;background:transparent;color:var(--primary);border:1.5px dashed var(--border);border-radius:var(--radius);font-size:0.85rem;margin-bottom:10px}
.btn-action{height:32px;padding:0 12px;font-size:0.75rem;border-radius:16px}
.btn-cancel{background:var(--danger-light);color:var(--danger)}
.btn-danger{background:var(--danger);color:#fff}
.btn-edit{background:#e8e8e8;color:#444}
.btn-delete{background:var(--danger-light);color:var(--danger)}
.btn-paste-clipboard{width:40px;height:34px;padding:0;background:#e8e8e8;color:#555;font-size:1.1rem;border-radius:8px;flex-shrink:0}
.btn-paste-clipboard:hover{background:#ddd}

.bottom-nav{position:fixed;bottom:0;left:0;right:0;max-width:480px;margin:0 auto;display:flex;background:var(--card);border-top:1px solid var(--border);z-index:100;padding:8px 0 env(safe-area-inset-bottom,8px) 0}
.nav-btn{flex:1;display:flex;align-items:center;justify-content:center;background:none;border:none;padding:6px;cursor:pointer;color:var(--text-secondary);transition:color .15s}
.nav-btn.active{color:var(--primary)}
.nav-icon{font-size:1.5rem!important;font-variation-settings:'FILL' 0,'wght' 400,'GRAD' 0,'opsz' 24}

.material-symbols-outlined{font-size:1.2rem;vertical-align:middle}
.nav-btn .material-symbols-outlined{font-size:1.5rem!important;margin-right:0;font-variation-settings:'FILL' 1,'wght' 400,'GRAD' 0,'opsz' 24;width:32px;text-align:center;display:inline-flex;align-items:center;justify-content:center}
.nav-btn.big-icon .material-symbols-outlined{font-size:1.8rem!important}

.summary-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.summary-item{background:var(--bg);border-radius:var(--radius-sm);padding:12px;text-align:center}
.sum-val{display:block;font-size:1.3rem;font-weight:700;color:var(--primary)}
.sum-val.gross{color:var(--success)}
.sum-val.expenses{color:var(--danger)}
.sum-label{font-size:0.7rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em}

.chart-tabs{display:flex;gap:8px;margin-bottom:14px}
.chart-tab{height:32px;padding:0 14px;font-size:0.74rem;font-weight:600;font-family:var(--font);border:1.5px solid var(--border);border-radius:16px;background:var(--card);color:var(--text-secondary);cursor:pointer}
.chart-tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.chart-container{position:relative;width:100%;max-height:250px}
.chart-container canvas{width:100%!important;max-height:240px}

.sales-filter{display:flex;gap:10px;margin-bottom:4px}

.history-list{display:flex;flex-direction:column;gap:8px;max-height:55vh;overflow-y:auto}
.empty-state{text-align:center;color:var(--text-secondary);font-size:0.85rem;padding:20px 0}
.sale-item{padding:12px;background:var(--bg);border-radius:var(--radius-sm);font-size:0.82rem;animation:fadeIn .2s ease}
.sale-item.cancelled{opacity:.65}
.sale-item-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:6px}
.sale-items-list{font-size:0.78rem;color:var(--text-secondary);margin-bottom:6px}
.sale-meta{display:flex;gap:12px;font-size:0.7rem;color:var(--text-secondary);flex-wrap:wrap;margin-bottom:6px}
.sale-profit{font-weight:700;font-size:1rem}
.sale-profit.positive{color:var(--success)}
.sale-profit.negative{color:var(--danger)}
.sale-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.cancel-confirm{display:flex;align-items:center;gap:8px;padding:8px 10px;background:var(--danger-light);border-radius:var(--radius-sm);font-size:0.78rem;animation:fadeIn .2s ease;margin-top:8px}
.cancel-confirm span{flex:1;color:var(--danger);font-weight:500}

.stock-item,.model-item{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;background:var(--bg);border-radius:var(--radius-sm);font-size:0.82rem;gap:8px}
.model-item{cursor:pointer}
.model-item:hover{background:var(--primary-bg)}
.model-item.selected{background:var(--primary-bg);border:1.5px solid var(--primary)}
.stock-info,.model-info{display:flex;flex-direction:column;gap:2px;flex:1}
.stock-model,.model-name{font-weight:600}
.stock-flavor,.model-detail{color:var(--text-secondary);font-size:0.75rem}
.stock-qty{font-weight:700;font-size:0.9rem}

.bulk-textarea{min-height:100px;resize:vertical;font-family:var(--font);line-height:1.6;padding:10px 12px;font-size:0.85rem}
.bulk-count{font-size:0.78rem;color:var(--success);font-weight:500;margin:-4px 0 8px}
.hidden{display:none!important}

.movement-item{display:flex;justify-content:space-between;align-items:center;padding:8px 10px;background:var(--bg);border-radius:var(--radius-sm);font-size:0.78rem}
.movement-qty.add{color:var(--success);font-weight:700}
.movement-qty.cancel_add{color:var(--danger);text-decoration:line-through;font-weight:700}
.btn-undo{height:26px;padding:0 8px;font-size:0.68rem;background:var(--danger-light);color:var(--danger);border:none;border-radius:12px;cursor:pointer;font-weight:600}

.modal{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:200;display:flex;align-items:center;justify-content:center;padding:16px}
.modal-content{width:100%;max-width:440px;max-height:85vh;overflow-y:auto}

.toast{position:fixed;bottom:90px;left:50%;transform:translateX(-50%);background:#1a1a1a;color:#fff;padding:10px 22px;border-radius:20px;font-size:0.8rem;font-weight:500;z-index:300;box-shadow:var(--shadow-lg);animation:toastIn .3s ease,toastOut .3s ease 1.7s forwards;pointer-events:none}

@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
@keyframes toastIn{from{opacity:0;transform:translateX(-50%) translateY(8px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}
@keyframes toastOut{from{opacity:1;transform:translateX(-50%) translateY(0)}to{opacity:0;transform:translateX(-50%) translateY(8px)}}


.meta-icon{font-size:0.85rem!important;vertical-align:middle;margin-right:2px}.sale-meta span{display:inline-flex;align-items:center;gap:2px;margin-right:8px}