:root{--color-primary: #3b82f6;--color-primary-hover: #2563eb;--color-secondary: #64748b;--color-success: #22c55e;--color-warning: #f59e0b;--color-danger: #ef4444;--color-info: #06b6d4;--color-bg-dark: #0f172a;--color-bg-card: #1e293b;--color-bg-sidebar: #0f172a;--color-bg-hover: #334155;--color-bg-input: #1e293b;--color-text-primary: #f1f5f9;--color-text-secondary: #94a3b8;--color-text-muted: #64748b;--color-border: #334155;--color-border-light: #475569;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .3);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--transition: all .2s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background-color:var(--color-bg-dark);color:var(--color-text-primary);line-height:1.6;overflow-x:hidden}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-hover)}button{cursor:pointer;border:none;outline:none;font-family:inherit}input,select,textarea{font-family:inherit;outline:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--color-bg-dark)}::-webkit-scrollbar-thumb{background:var(--color-border-light);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}.app{display:flex;flex-direction:column;min-height:100vh}.main-content,.page-container{flex:1;display:flex;flex-direction:column}.navbar{display:flex;align-items:center;justify-content:space-between;padding:0 24px;height:56px;background:var(--color-bg-card);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100}.navbar-brand{display:flex;align-items:center;gap:12px;font-size:18px;font-weight:700;color:var(--color-text-primary)}.navbar-brand svg{width:28px;height:28px;color:var(--color-primary)}.navbar-center{flex:1;max-width:400px;margin:0 32px}.navbar-search{width:100%;display:flex;align-items:center;gap:8px;background:var(--color-bg-dark);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:6px 12px;transition:var(--transition)}.navbar-search:focus-within{border-color:var(--color-primary);box-shadow:0 0 0 2px #3b82f633}.navbar-search input{flex:1;background:transparent;border:none;color:var(--color-text-primary);font-size:14px}.navbar-search input::placeholder{color:var(--color-text-muted)}.navbar-right{display:flex;align-items:center;gap:16px}.navbar-notification{position:relative;background:none;color:var(--color-text-secondary);padding:8px;border-radius:var(--radius-sm);transition:var(--transition)}.navbar-notification:hover{background:var(--color-bg-hover);color:var(--color-text-primary)}.notification-badge{position:absolute;top:4px;right:4px;width:8px;height:8px;background:var(--color-danger);border-radius:50%}.user-menu{display:flex;align-items:center;gap:8px;padding:4px 12px;background:var(--color-bg-dark);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:14px;cursor:pointer;transition:var(--transition)}.user-menu:hover{border-color:var(--color-border-light)}.user-avatar{width:28px;height:28px;border-radius:50%;background:var(--color-primary);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;color:#fff}.sidebar{width:240px;background:var(--color-bg-sidebar);border-right:1px solid var(--color-border);display:flex;flex-direction:column;position:fixed;top:56px;bottom:0;left:0;z-index:90;overflow-y:auto}.sidebar-nav{padding:16px 12px;display:flex;flex-direction:column;gap:4px}.sidebar-section{margin-top:16px;margin-bottom:8px;padding:0 12px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted)}.sidebar-link{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:14px;transition:var(--transition);text-decoration:none}.sidebar-link:hover{background:var(--color-bg-hover);color:var(--color-text-primary)}.sidebar-link.active{background:#3b82f61a;color:var(--color-primary)}.sidebar-link svg{width:20px;height:20px;flex-shrink:0}.layout-body{display:flex;flex:1;margin-top:56px}.layout-main{flex:1;margin-left:240px;display:flex;flex-direction:column;min-height:calc(100vh - 56px)}.map-container{position:relative;flex:1;min-height:400px}.map-container .leaflet-container{height:100%;width:100%}.vessel-panel{position:absolute;top:16px;left:16px;width:320px;max-height:calc(100% - 32px);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;z-index:1000;overflow:hidden}.vessel-panel-header{padding:16px;border-bottom:1px solid var(--color-border)}.vessel-panel-title{font-size:14px;font-weight:600;color:var(--color-text-primary);margin-bottom:12px}.vessel-search{width:100%;display:flex;align-items:center;gap:8px;background:var(--color-bg-dark);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:8px 10px}.vessel-search input{flex:1;background:transparent;border:none;color:var(--color-text-primary);font-size:13px}.vessel-search input::placeholder{color:var(--color-text-muted)}.filter-panel{padding:12px 16px;border-bottom:1px solid var(--color-border);display:flex;flex-wrap:wrap;gap:8px}.filter-select,.filter-input{padding:6px 10px;background:var(--color-bg-dark);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text-primary);font-size:12px;transition:var(--transition)}.filter-select:focus,.filter-input:focus{border-color:var(--color-primary)}.filter-select{min-width:120px}.filter-input[type=range]{width:100px;padding:0;accent-color:var(--color-primary)}.vessel-list{flex:1;overflow-y:auto;max-height:300px}.vessel-item{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid var(--color-border);cursor:pointer;transition:var(--transition)}.vessel-item:hover{background:var(--color-bg-hover)}.vessel-item.selected{background:#3b82f61a;border-left:3px solid var(--color-primary)}.vessel-icon{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0}.vessel-info{flex:1;min-width:0}.vessel-name{font-size:13px;font-weight:500;color:var(--color-text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.vessel-meta{font-size:11px;color:var(--color-text-muted)}.vessel-speed{font-size:12px;font-weight:500;color:var(--color-text-secondary)}.stats-panel{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;padding:16px}.stat-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:16px}.stat-label{font-size:12px;color:var(--color-text-muted);margin-bottom:4px}.stat-value{font-size:24px;font-weight:700;color:var(--color-text-primary)}.stat-change{font-size:12px;margin-top:4px}.stat-change.positive{color:var(--color-success)}.stat-change.negative{color:var(--color-danger)}.page-header{padding:20px 24px;border-bottom:1px solid var(--color-border)}.page-title{font-size:20px;font-weight:700;color:var(--color-text-primary)}.page-subtitle{font-size:14px;color:var(--color-text-secondary);margin-top:4px}.table-container{flex:1;overflow-x:auto;padding:16px 24px}.data-table{width:100%;border-collapse:collapse;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden}.data-table th{padding:12px 16px;text-align:left;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted);background:var(--color-bg-dark);border-bottom:1px solid var(--color-border)}.data-table td{padding:12px 16px;font-size:13px;color:var(--color-text-secondary);border-bottom:1px solid var(--color-border)}.data-table tbody tr:hover{background:var(--color-bg-hover)}.data-table tbody tr:last-child td{border-bottom:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 16px;font-size:14px;font-weight:500;border-radius:var(--radius-md);transition:var(--transition);cursor:pointer}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover)}.btn-secondary{background:var(--color-bg-hover);color:var(--color-text-primary)}.btn-secondary:hover{background:var(--color-border)}.btn-sm{padding:4px 10px;font-size:12px}.badge{display:inline-flex;align-items:center;padding:2px 8px;font-size:11px;font-weight:500;border-radius:12px}.badge-success{background:#22c55e1a;color:var(--color-success)}.badge-warning{background:#f59e0b1a;color:var(--color-warning)}.badge-danger{background:#ef44441a;color:var(--color-danger)}.badge-info{background:#06b6d41a;color:var(--color-info)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-bg-dark)}.login-card{width:100%;max-width:400px;padding:32px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}.login-title{font-size:24px;font-weight:700;text-align:center;margin-bottom:8px}.login-subtitle{font-size:14px;color:var(--color-text-secondary);text-align:center;margin-bottom:24px}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:500;color:var(--color-text-secondary);margin-bottom:6px}.form-input{width:100%;padding:10px 12px;background:var(--color-bg-dark);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:14px;transition:var(--transition)}.form-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 2px #3b82f633}.form-input::placeholder{color:var(--color-text-muted)}.login-error{padding:10px 12px;background:#ef44441a;border:1px solid rgba(239,68,68,.2);border-radius:var(--radius-md);color:var(--color-danger);font-size:13px;margin-bottom:16px}.btn-login{width:100%;padding:12px;font-size:15px;font-weight:600}.chart-container{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:20px;margin-bottom:16px}.chart-title{font-size:14px;font-weight:600;color:var(--color-text-primary);margin-bottom:16px}.chart-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:16px;padding:16px 24px}.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--color-text-muted)}.spinner{width:32px;height:32px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-message{padding:16px;background:#ef44441a;border:1px solid rgba(239,68,68,.2);border-radius:var(--radius-md);color:var(--color-danger);text-align:center}.vessel-popup{min-width:220px}.vessel-popup h3{font-size:15px;font-weight:600;margin-bottom:8px;color:#1e293b}.vessel-popup-row{display:flex;justify-content:space-between;font-size:12px;padding:3px 0;color:#475569}.vessel-popup-row span:first-child{font-weight:500}.flights-layout{display:flex;flex:1;height:calc(100vh - 56px)}.flights-map{flex:1}.flights-sidebar{width:360px;background:var(--color-bg-card);border-left:1px solid var(--color-border);display:flex;flex-direction:column;overflow:hidden}.flights-sidebar-header{padding:16px;border-bottom:1px solid var(--color-border)}.flights-sidebar-list{flex:1;overflow-y:auto}.flight-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--color-border);cursor:pointer;transition:var(--transition)}.flight-item:hover{background:var(--color-bg-hover)}.flight-item.selected{background:#3b82f61a;border-left:3px solid var(--color-primary)}.flight-icon{width:32px;height:32px;border-radius:50%;background:var(--color-info);display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;flex-shrink:0}.flight-info{flex:1}.flight-callsign{font-size:13px;font-weight:500;color:var(--color-text-primary)}.flight-meta{font-size:11px;color:var(--color-text-muted)}.analytics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:16px;padding:16px 24px}.analytics-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden}.analytics-card-header{padding:16px;border-bottom:1px solid var(--color-border);font-size:14px;font-weight:600;color:var(--color-text-primary)}.analytics-card-body{padding:16px}.port-stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:16px}.port-stat{padding:12px;background:var(--color-bg-dark);border-radius:var(--radius-sm)}.port-stat-label{font-size:11px;color:var(--color-text-muted);margin-bottom:4px}.port-stat-value{font-size:18px;font-weight:600;color:var(--color-text-primary)}.time-slider-container{padding:16px 24px;background:var(--color-bg-card);border-top:1px solid var(--color-border)}.time-slider{width:100%;accent-color:var(--color-primary)}.time-label{display:flex;justify-content:space-between;font-size:12px;color:var(--color-text-muted);margin-top:8px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px;color:var(--color-text-muted)}.empty-state svg{width:48px;height:48px;margin-bottom:16px;opacity:.5}.empty-state p{font-size:14px}.export-actions{display:flex;gap:8px;margin-left:auto}