:root{--primary: #3B8DD4;--primary-dark: #2B6FA8;--primary-light: #5BA8E8;--secondary: #00D2FF;--accent: #FF5252;--background: #0f1419;--background-light: #1a1f26;--card: #1e2530;--card-hover: #252d3a;--text-primary: #ffffff;--text-secondary: #94a3b8;--text-muted: #64748b;--success: #00C853;--warning: #FFB300;--error: #FF5252;--info: #2979FF;--border: rgba(255, 255, 255, .08);--border-light: rgba(255, 255, 255, .12);--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease}body.light-theme{--background: #f8fafc;--background-light: #f1f5f9;--card: #ffffff;--card-hover: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border: #e2e8f0;--border-light: #cbd5e1;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:var(--background);color:var(--text-primary);line-height:1.6;min-height:100vh}.app-layout{display:flex;min-height:100vh}.sidebar{width:280px;background:linear-gradient(180deg,var(--card) 0%,var(--background-light) 100%);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;height:100vh;z-index:100}.sidebar-header{padding:var(--spacing-lg);border-bottom:1px solid var(--border)}.sidebar-logo{display:flex;align-items:center;gap:var(--spacing-sm)}.sidebar-logo-icon{width:44px;height:44px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:#fff}.sidebar-logo-img{width:80px;height:80px;object-fit:contain;padding:2px}.sidebar-logo-text{font-size:1.25rem;font-weight:700;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-nav{flex:1;padding:var(--spacing-md);overflow-y:auto}.nav-section{margin-bottom:var(--spacing-lg)}.nav-section-title{font-size:.7rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;padding:var(--spacing-sm) var(--spacing-md);margin-bottom:var(--spacing-xs)}.nav-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);border-radius:var(--radius-md);color:var(--text-secondary);text-decoration:none;transition:all var(--transition-fast);cursor:pointer;margin-bottom:var(--spacing-xs)}.nav-item:hover{background:var(--card-hover);color:var(--text-primary)}.nav-item.active{background:linear-gradient(135deg,#2979ff26,#00d2ff1a);color:var(--primary);border:1px solid rgba(41,121,255,.3)}.nav-item-icon{width:20px;height:20px;opacity:.8}.nav-item-text{font-size:.9rem;font-weight:500}.nav-item-badge{margin-left:auto;background:var(--primary);color:#fff;font-size:.7rem;padding:2px 8px;border-radius:999px;font-weight:600}.main-content{flex:1;margin-left:280px;display:flex;flex-direction:column;min-height:100vh}.header{background:var(--card);border-bottom:1px solid var(--border);padding:var(--spacing-md) var(--spacing-xl);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50}.header-search{display:flex;align-items:center;background:var(--background);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--spacing-sm) var(--spacing-md);width:360px;transition:all var(--transition-fast)}.header-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px #2979ff1a}.header-search input{flex:1;background:none;border:none;outline:none;color:var(--text-primary);font-size:.9rem;margin-left:var(--spacing-sm)}.header-search input::placeholder{color:var(--text-muted)}.header-actions{display:flex;align-items:center;gap:var(--spacing-md)}.header-icon-btn{width:40px;height:40px;border-radius:var(--radius-md);background:var(--background);border:1px solid var(--border);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-fast);position:relative}.header-icon-btn:hover{background:var(--card-hover);color:var(--text-primary)}.header-icon-btn .badge{position:absolute;top:-4px;right:-4px;width:18px;height:18px;background:var(--error);border-radius:50%;font-size:.65rem;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600}.header-user{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.header-user:hover{background:var(--card-hover)}.header-user-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.9rem}.header-user-info{display:flex;flex-direction:column}.header-user-name{font-size:.85rem;font-weight:600}.header-user-role{font-size:.7rem;color:var(--text-muted)}.page-content{flex:1;padding:var(--spacing-xl)}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-xl)}.page-title{font-size:1.75rem;font-weight:700;background:linear-gradient(135deg,var(--text-primary),var(--text-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.page-subtitle{font-size:.9rem;color:var(--text-muted);margin-top:var(--spacing-xs)}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--spacing-lg);transition:all var(--transition-fast)}.card:hover{border-color:var(--border-light);box-shadow:var(--shadow-md)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-md)}.card-title{font-size:1rem;font-weight:600}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--spacing-lg);margin-bottom:var(--spacing-xl)}.stat-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--spacing-lg);display:flex;align-items:flex-start;gap:var(--spacing-md);transition:all var(--transition-fast)}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.stat-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center}.stat-info{flex:1}.stat-value{font-size:1.75rem;font-weight:700}.stat-label{font-size:.85rem;color:var(--text-secondary);margin-top:var(--spacing-xs)}.stat-change{font-size:.75rem;display:flex;align-items:center;gap:4px;margin-top:var(--spacing-sm)}.stat-change.up{color:var(--success)}.stat-change.down{color:var(--error)}.btn{display:inline-flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);font-size:.875rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast);border:none;outline:none}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff}.btn-primary:hover{box-shadow:0 4px 15px #2979ff66;transform:translateY(-1px)}.btn-secondary{background:var(--card);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--card-hover)}.btn-danger{background:var(--error);color:#fff}.btn-danger:hover{background:#e04848}.btn-success{background:var(--success);color:#fff}.btn-sm{padding:6px 12px;font-size:.8rem}.btn-lg{padding:var(--spacing-md) var(--spacing-lg);font-size:1rem}.data-table{width:100%;border-collapse:separate;border-spacing:0}.data-table th{text-align:left;padding:var(--spacing-md);background:var(--background);color:var(--text-muted);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border)}.data-table th:first-child{border-top-left-radius:var(--radius-md)}.data-table th:last-child{border-top-right-radius:var(--radius-md)}.data-table td{padding:var(--spacing-md);border-bottom:1px solid var(--border);font-size:.9rem}.data-table tr:hover td{background:var(--card-hover)}.data-table tr:last-child td:first-child{border-bottom-left-radius:var(--radius-md)}.data-table tr:last-child td:last-child{border-bottom-right-radius:var(--radius-md)}.status-badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;font-size:.75rem;font-weight:600}.status-badge.sale{background:#2979ff26;color:#2979ff}.status-badge.rent{background:#00d2ff26;color:#00d2ff}.status-badge.sold{background:#00c85326;color:#00c853}.status-badge.rented{background:#ffb30026;color:#ffb300}.status-badge.new{background:#2979ff26;color:#2979ff}.status-badge.contacted{background:#ffb30026;color:#ffb300}.status-badge.completed{background:#00c85326;color:#00c853}.status-badge.cancelled{background:#ff525226;color:#ff5252}.status-badge.info{background:#2979ff26;color:#2979ff}.status-badge.warning{background:#ffb30026;color:#ffb300}.status-badge.success{background:#00c85326;color:#00c853}.status-badge.promo{background:#9c27b026;color:#9c27b0}.priority-badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:4px;font-size:.7rem;font-weight:600;text-transform:uppercase}.priority-badge.high{background:#ff525226;color:#ff5252}.priority-badge.medium{background:#ffb30026;color:#ffb300}.priority-badge.low{background:#64748b26;color:#64748b}.form-group{margin-bottom:var(--spacing-md)}.form-label{display:block;font-size:.85rem;font-weight:500;margin-bottom:var(--spacing-sm);color:var(--text-secondary)}.form-input,.form-select,.form-textarea{width:100%;padding:var(--spacing-sm) var(--spacing-md);background:var(--background);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:.9rem;transition:all var(--transition-fast)}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2979ff1a}.form-textarea{min-height:100px;resize:vertical}.modal-overlay{position:fixed;inset:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease}.modal{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-xl);width:100%;max-width:600px;max-height:90vh;overflow-y:auto;animation:slideUp .3s ease}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-lg);border-bottom:1px solid var(--border)}.modal-title{font-size:1.25rem;font-weight:600}.modal-close{width:32px;height:32px;border-radius:var(--radius-sm);background:none;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.modal-close:hover{background:var(--card-hover);color:var(--text-primary)}.modal-body{padding:var(--spacing-lg)}.modal-footer{display:flex;justify-content:flex-end;gap:var(--spacing-sm);padding:var(--spacing-lg);border-top:1px solid var(--border)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.toggle{position:relative;width:44px;height:24px;background:var(--border);border-radius:999px;cursor:pointer;transition:all var(--transition-fast)}.toggle.active{background:var(--success)}.toggle:after{content:"";position:absolute;width:18px;height:18px;background:#fff;border-radius:50%;top:3px;left:3px;transition:all var(--transition-fast)}.toggle.active:after{left:23px}.empty-state{text-align:center;padding:var(--spacing-xl) * 2}.empty-state-icon{width:64px;height:64px;background:var(--card);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto var(--spacing-lg);color:var(--text-muted)}.empty-state-title{font-size:1.25rem;font-weight:600;margin-bottom:var(--spacing-sm)}.empty-state-text{color:var(--text-muted);margin-bottom:var(--spacing-lg)}.action-menu{display:flex;gap:var(--spacing-xs)}.action-btn{width:32px;height:32px;border-radius:var(--radius-sm);background:none;border:1px solid var(--border);color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.action-btn:hover{background:var(--card-hover);color:var(--text-primary)}.action-btn.edit:hover{color:var(--info);border-color:var(--info)}.action-btn.delete:hover{color:var(--error);border-color:var(--error)}@media(max-width:1200px){.stats-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.sidebar{transform:translate(-100%)}.main-content{margin-left:0}.stats-grid{grid-template-columns:1fr}.header-search{display:none}}