*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f9fafb;--surface: #ffffff;--surface-elevated: #f3f4f6;--text: #111827;--text-secondary: #6b7280;--text-muted: #9ca3af;--border: #e5e7eb;--accent: #2563eb;--positive: #16a34a;--negative: #ef4444;--warning: #f59e0b}[data-theme=dark]{--bg: #0a0a0a;--surface: #1a1a1a;--surface-elevated: #262626;--text: #fafafa;--text-secondary: #a1a1aa;--text-muted: #71717a;--border: #2a2a2a}body{font-family:Poppins,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}button{cursor:pointer;border:none;background:none;font-family:inherit}input{font-family:inherit;outline:none}img{max-width:100%;display:block}.nav{position:sticky;top:0;z-index:100;background:var(--surface);border-bottom:1px solid var(--border);padding:0 20px;height:60px;display:flex;align-items:center;justify-content:space-between}.nav-links{display:flex;gap:4px}.nav-link{display:flex;align-items:center;gap:6px;padding:8px 16px;border-radius:8px;font-size:14px;font-weight:500;color:var(--text-secondary);transition:all .15s}.nav-link:hover{background:var(--surface-elevated);color:var(--text)}.nav-link.active{background:var(--accent);color:#fff}.page{max-width:1100px;margin:0 auto;padding:24px 20px 60px}.page-header{margin-bottom:24px}.page-title{font-size:24px;font-weight:700;color:var(--text)}.page-subtitle{font-size:14px;color:var(--text-secondary);margin-top:4px}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border-radius:10px;font-weight:600;font-size:14px;transition:opacity .15s}.btn:hover{opacity:.9}.btn-primary{background:var(--accent);color:#fff}.btn-danger{background:var(--negative);color:#fff}.btn-ghost{background:var(--surface-elevated);color:var(--text)}.btn-sm{padding:6px 12px;font-size:13px;border-radius:8px}.input{width:100%;height:44px;padding:0 14px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text);font-size:14px}.input::placeholder{color:var(--text-muted)}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #2563eb1a}.label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:6px}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 8px;border-radius:6px;font-size:12px;font-weight:500}.grid-2{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px}.centered{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 20px;text-align:center;color:var(--text-muted)}.centered svg{margin-bottom:16px;opacity:.5}.spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.search-bar{display:flex;gap:10px;margin-bottom:20px}.search-bar .input{flex:1}.search-bar .btn{flex-shrink:0;height:44px;width:44px;padding:0}.store-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.phone-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden;cursor:pointer;transition:transform .15s,box-shadow .15s}.phone-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000014}.phone-card-img{width:100%;height:160px;object-fit:contain;background:var(--surface-elevated)}.phone-card-img-placeholder{width:100%;height:160px;display:flex;align-items:center;justify-content:center;background:var(--surface-elevated);color:var(--text-muted)}.phone-card-body{padding:12px}.phone-card-brand{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary)}.phone-card-name{font-size:14px;font-weight:600;margin-top:2px;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.phone-card-price{font-size:16px;font-weight:700;color:var(--accent);margin-top:6px}.photo-strip{display:flex;gap:4px;padding:4px}.mini-photo-wrap{flex:1;position:relative}.mini-photo{width:100%;height:60px;object-fit:cover;border-radius:6px}.mini-photo-label{position:absolute;bottom:2px;left:2px;padding:1px 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var(--border);border-radius:12px;margin-bottom:10px;overflow:hidden}.inventory-top{display:flex;align-items:center;gap:12px;padding:12px}.inventory-img{width:48px;height:48px;border-radius:8px;object-fit:contain}.inventory-img-placeholder{width:48px;height:48px;border-radius:8px;background:var(--surface-elevated);display:flex;align-items:center;justify-content:center;color:var(--text-muted)}.inventory-info{flex:1;min-width:0}.inventory-name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.inventory-actions{display:flex;gap:6px}.icon-btn{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:opacity .15s}.icon-btn:hover{opacity:.8}.profit-row{display:flex;border-top:1px solid var(--border);padding:10px 12px}.profit-item{flex:1;text-align:center}.profit-label{font-size:10px;color:var(--text-muted)}.profit-value{font-size:13px;font-weight:600}.login-wrap{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - 60px);padding:20px}.login-card{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:32px;text-align:center}.login-card h2{font-size:24px;font-weight:700;margin-top:16px}.login-card p{font-size:14px;color:var(--text-secondary);margin-top:4px;margin-bottom:20px}.form-group{text-align:left;margin-bottom:16px}.input-wrapper{display:flex;align-items:center;gap:10px;border:1px solid var(--border);border-radius:10px;padding:0 14px;height:44px;background:var(--surface-elevated)}.input-wrapper input{flex:1;border:none;background:none;height:100%;font-size:14px;color:var(--text)}.input-wrapper input::placeholder{color:var(--text-muted)}.error-banner{display:flex;align-items:center;gap:8px;padding:10px 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.15s}.condition-chip.active{background:var(--accent);border-color:var(--accent);color:#fff}.price-row{display:flex;gap:12px}.price-field{flex:1}.profit-card{display:flex;justify-content:space-between;align-items:center;padding:14px;border-radius:10px;margin-top:12px}.profit-card-label{font-size:14px;font-weight:500}.profit-card-value{font-size:18px;font-weight:700}.photo-row{display:flex;gap:12px;margin-bottom:8px}.photo-slot{flex:1}.photo-slot-label{font-size:11px;font-weight:500;color:var(--text-muted);text-align:center;margin-bottom:6px}.photo-container{position:relative;border-radius:12px;border:1px solid var(--border);overflow:hidden}.photo-container img{width:100%;height:140px;object-fit:cover}.photo-delete-btn{position:absolute;top:6px;right:6px;background:#ffffffe6;border-radius:50%;width:28px;height:28px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--negative)}.photo-upload-btn{height:140px;border-radius:12px;border:1px dashed var(--border);background:var(--surface);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;cursor:pointer;color:var(--text-muted);font-size:12px;font-weight:500;transition:border-color .15s}.photo-upload-btn:hover{border-color:var(--accent)}.photo-upload-btn input[type=file]{display:none}.result-card{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--border);border-radius:12px;margin-bottom:8px;cursor:pointer;background:var(--surface);transition:background 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8px;border-radius:6px;background:var(--surface-elevated);font-size:11px;color:var(--text-secondary)}.quick-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:8px}.quick-card{padding:10px;border-radius:10px;background:var(--surface-elevated)}.quick-card .quick-label{font-size:11px;color:var(--text-muted);margin-bottom:3px}.quick-card .quick-value{font-size:13px;font-weight:600}.spec-section{margin-bottom:12px}.spec-category{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);padding-bottom:6px;border-bottom:1px solid var(--border);margin-bottom:6px}.spec-row{display:flex;padding:6px 0;border-bottom:1px solid var(--border);font-size:13px}.spec-row:last-child{border-bottom:none}.spec-name{width:40%;color:var(--text-muted)}.spec-value{width:60%}.settings-section{margin-bottom:28px}.settings-label{font-size:12px;font-weight:600;letter-spacing:1px;color:var(--text-secondary);margin-bottom:8px}.theme-option{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;cursor:pointer;transition:background .15s}.theme-option:hover{background:var(--surface-elevated)}.theme-option.active{background:#2563eb14}.theme-left{display:flex;align-items:center;gap:12px;font-size:15px;font-weight:500}.back-header{display:flex;align-items:center;gap:12px;margin-bottom:24px}.back-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:var(--surface-elevated);color:var(--text);cursor:pointer}.back-btn:hover{opacity:.8}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.section-title{font-size:18px;font-weight:600}@media(max-width:600px){.store-grid{grid-template-columns:repeat(2,1fr);gap:10px}.stats-row{gap:8px}.stat-card{padding:12px 8px}.stat-card .stat-number{font-size:16px}.price-row{flex-direction:column}.detail-header{flex-direction:column;align-items:center;text-align:center}.tag-row{justify-content:center}}