@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=IBM+Plex+Mono:wght@400;500;600&display=swap";@import"https://cdn.jsdelivr.net/npm/@tabler/icons-webfont@latest/tabler-icons.min.css";:root{--bg: #EEECEA;--surface: #F8F7F4;--surface2: #E8E6E2;--border: rgba(0,0,0,.07);--border-med: rgba(0,0,0,.13);--text: #18181A;--text2: #5C5A56;--text3: #9E9B95;--blue: #2A5FA5;--blue-bg: #E8EFF8;--blue-text: #2A5FA5;--teal: #0F6E56;--teal-bg: #E1F5EE;--amber: #9A6200;--amber-bg: #FDF3DC;--coral: #993C1D;--coral-bg: #FAECE7;--green: #2E6E1A;--green-bg: #E5F4DC;--strip-bg: #FFFBF0;--strip-border:#D4C896;--radius-sm: 6px;--radius: 10px;--radius-lg: 14px;--font: "Inter", sans-serif;--mono: "IBM Plex Mono", monospace;--content-max: 600px;--tab-h: 56px}[data-theme=dark]{--bg: #141618;--surface: #1E2124;--surface2: #26292D;--border: rgba(255,255,255,.06);--border-med: rgba(255,255,255,.11);--text: #EDECEA;--text2: #9E9B95;--text3: #5C5A56;--blue: #5B8FD4;--blue-bg: #162038;--blue-text: #7AACF0;--teal: #2EAD85;--teal-bg: #0D2A22;--amber: #E0A030;--amber-bg: #2A1F08;--coral: #E8714A;--coral-bg: #2A1508;--green: #6CC040;--green-bg: #142008;--strip-bg: #252210;--strip-border:#5A5020}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;min-height:100dvh;-webkit-font-smoothing:antialiased}.app-shell{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}.topbar{background:var(--surface);border-bottom:1px solid var(--border-med);height:52px;display:flex;align-items:center;padding:0 12px;gap:4px;position:sticky;top:0;z-index:20;flex-shrink:0}.topbar-inner{flex:1;display:flex;align-items:center;gap:4px;max-width:var(--content-max);margin:0 auto;width:100%}.topbar-title{flex:1;font-size:15px;font-weight:600;color:var(--text);letter-spacing:-.01em;padding:0 4px}.tab-bar{display:flex;background:var(--surface);border-top:1px solid var(--border-med);position:fixed;bottom:0;left:0;right:0;z-index:20;height:var(--tab-h);padding-bottom:env(safe-area-inset-bottom)}.tab-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;border:none;background:transparent;cursor:pointer;color:var(--text3);font-family:var(--font);font-size:10px;font-weight:500;padding:6px 4px;transition:color .12s;text-align:center}.tab-item i{font-size:22px;line-height:1}.tab-item.active{color:var(--blue-text)}.tab-item:hover{color:var(--text2)}.tab-item.active:hover{color:var(--blue-text)}.main-content{flex:1;overflow-y:auto;padding-bottom:calc(var(--tab-h) + env(safe-area-inset-bottom) + 16px)}.content-col{max-width:var(--content-max);margin:0 auto;padding:16px 16px 0}@media (min-width: 640px){.tab-bar{display:none}.main-content{padding-bottom:40px}.content-col{padding:20px 24px 0}}.drawer-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000052;z-index:40;opacity:0;pointer-events:none;transition:opacity .2s}.drawer-overlay.open{opacity:1;pointer-events:all}.drawer{position:fixed;top:0;left:-272px;width:272px;height:100%;height:100dvh;background:var(--surface);z-index:41;transition:left .22s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;border-right:1px solid var(--border-med)}.drawer.open{left:0}.drawer-header{padding:20px 18px 14px;border-bottom:1px solid var(--border)}.drawer-wordmark{font-size:15px;font-weight:600;color:var(--text);letter-spacing:-.01em}.drawer-sub{font-size:11px;color:var(--text3);margin-top:3px}.drawer-body{padding:8px;flex:1;overflow-y:auto}.drawer-group-label{font-size:10px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.08em;padding:10px 10px 4px}.drawer-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);cursor:pointer;color:var(--text2);font-size:14px;font-weight:400;border:none;background:transparent;width:100%;text-align:left;transition:background .1s,color .1s;margin-bottom:1px}.drawer-item i{font-size:18px;width:22px;text-align:center;flex-shrink:0}.drawer-item svg{width:18px;height:18px;flex-shrink:0}.drawer-item:hover{background:var(--surface2);color:var(--text)}.drawer-item.active{background:var(--blue-bg);color:var(--blue-text)}.drawer-footer{padding:10px 8px;border-top:1px solid var(--border)}.drawer-saved-item{display:flex;align-items:center;padding:7px 10px;border-radius:var(--radius-sm);cursor:pointer;gap:8px;transition:background .1s}.drawer-saved-item:hover{background:var(--surface2)}.drawer-saved-item-label{flex:1;font-size:12px;color:var(--text2);font-family:var(--mono);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.drawer-saved-delete{border:none;background:transparent;color:var(--text3);cursor:pointer;padding:3px 5px;border-radius:4px;font-size:14px;line-height:1}.drawer-saved-delete:hover{color:var(--coral);background:var(--coral-bg)}.theme-toggle{display:flex;align-items:center;justify-content:space-between;padding:9px 12px;border-radius:var(--radius-sm);cursor:pointer;font-size:14px;color:var(--text2);border:none;background:transparent;width:100%;transition:background .1s;font-family:var(--font)}.theme-toggle:hover{background:var(--surface2)}.card{background:var(--surface);border:1px solid var(--border-med);border-radius:var(--radius-lg);padding:14px;margin-bottom:12px}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.card-label{font-size:10px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.08em}.flight-strip{background:var(--strip-bg);border:1px solid var(--strip-border);border-radius:var(--radius-lg);padding:14px 16px;margin-bottom:12px;display:flex;align-items:center;gap:12px}.strip-airport{display:flex;flex-direction:column;cursor:pointer}.strip-icao{font-family:var(--mono);font-size:22px;font-weight:600;letter-spacing:-.02em;color:var(--blue-text);border-bottom:1px dashed var(--blue);line-height:1.1}.strip-icao.empty{color:var(--text3);border-bottom-color:var(--border-med)}.strip-city{font-size:10px;color:var(--text3);margin-top:3px;font-family:var(--font)}.strip-mid{flex:1;display:flex;align-items:center;gap:6px}.strip-line{flex:1;height:1px;background:var(--strip-border)}.strip-swap{width:28px;height:28px;border-radius:50%;border:1px solid var(--strip-border);background:var(--surface);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--blue-text);font-size:14px;flex-shrink:0;transition:background .12s}.strip-swap:hover{background:var(--blue-bg)}.meta-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:12px}.meta-cell{background:var(--surface);border:1px solid var(--border-med);border-radius:var(--radius);padding:10px 12px;cursor:pointer}.meta-cell:hover{background:var(--surface2)}.meta-label{font-size:10px;color:var(--text3);margin-bottom:4px;font-weight:500;text-transform:uppercase;letter-spacing:.05em}.meta-val{font-family:var(--mono);font-size:14px;font-weight:500;color:var(--blue-text);border-bottom:1px dashed var(--blue);display:inline;line-height:1.4}.meta-sub{font-size:11px;color:var(--text3);margin-top:3px;font-family:var(--mono)}.section-label{font-size:10px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.08em;margin:14px 0 6px}.section-label:first-child{margin-top:0}.item-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--border);cursor:pointer}.item-row:last-child{border-bottom:none;padding-bottom:0}.item-row:first-child{padding-top:0}.item-row:hover .item-name{color:var(--blue-text)}.item-main{flex:1;min-width:0}.item-name{font-size:14px;font-weight:500;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .1s}.item-sub{font-size:11px;color:var(--text3);margin-top:2px}.avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;flex-shrink:0}.av-blue{background:var(--blue-bg);color:var(--blue-text)}.av-teal{background:var(--teal-bg);color:var(--teal)}.av-amber{background:var(--amber-bg);color:var(--amber)}.av-gray{background:var(--surface2);color:var(--text2)}.av-coral{background:var(--coral-bg);color:var(--coral)}.ap-icon{width:36px;height:36px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}.badge{font-size:10px;padding:3px 8px;border-radius:99px;font-weight:600;white-space:nowrap;flex-shrink:0}.badge-blue{background:var(--blue-bg);color:var(--blue-text)}.badge-green{background:var(--green-bg);color:var(--green)}.badge-gray{background:var(--surface2);color:var(--text2)}.badge-amber{background:var(--amber-bg);color:var(--amber)}.field-row{display:flex;align-items:flex-start;justify-content:space-between;padding:7px 0;border-bottom:1px solid var(--border);gap:12px}.field-row:last-child{border-bottom:none}.field-label{font-size:12px;color:var(--text2);flex-shrink:0}.field-value{font-size:12px;color:var(--text);font-weight:500;text-align:right}.check-row{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--border);cursor:pointer;-webkit-user-select:none;user-select:none}.check-row:last-child{border-bottom:none}.check-row:first-child{padding-top:0}.chkbox{width:20px;height:20px;border-radius:5px;border:1.5px solid var(--border-med);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .12s}.chkbox.on{background:var(--blue-bg);border-color:var(--blue);color:var(--blue-text)}.radio-dot{width:20px;height:20px;border-radius:50%;border:1.5px solid var(--border-med);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:border-color .12s}.radio-dot.on{border-color:var(--blue)}.radio-dot.on:after{content:"";width:10px;height:10px;border-radius:50%;background:var(--blue)}.toggle-group{display:flex;gap:3px;background:var(--surface2);border-radius:var(--radius);padding:3px;margin-bottom:12px}.toggle-btn{flex:1;padding:8px 4px;border:none;border-radius:calc(var(--radius) - 3px);background:transparent;color:var(--text2);font-weight:400;font-size:13px;cursor:pointer;font-family:var(--font);transition:background .1s,color .1s}.toggle-btn.active{background:var(--surface);color:var(--text);font-weight:500;box-shadow:0 1px 2px #0000000f}.stops-row{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.stop-chip{font-size:12px;font-family:var(--mono);padding:4px 10px;border-radius:99px;background:var(--surface2);border:1px solid var(--border-med);color:var(--text);font-weight:500;display:flex;align-items:center;gap:4px}.stop-chip-remove{color:var(--text3);cursor:pointer;font-size:14px;line-height:1}.summary-chip{display:flex;align-items:center;gap:10px;padding:11px 14px;background:var(--surface);border:1px solid var(--border-med);border-radius:var(--radius-lg);cursor:pointer;margin-bottom:8px;transition:background .1s}.summary-chip:hover{background:var(--surface2)}.summary-chip-label{flex:1;font-size:14px;color:var(--text);font-weight:500}.summary-chip-label.empty{color:var(--text3);font-weight:400}.btn{display:flex;align-items:center;justify-content:center;gap:7px;width:100%;padding:12px;border-radius:var(--radius);font-size:14px;font-weight:500;font-family:var(--font);cursor:pointer;border:1px solid var(--border-med);background:var(--surface);color:var(--text);margin-top:8px;transition:opacity .12s}.btn:hover{opacity:.82}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--blue-bg);color:var(--blue-text);border-color:#2a5fa540}.btn-success{background:var(--green-bg);color:var(--green);border-color:#2e6e1a33}.btn-danger{background:#fef2f2;color:#991b1b;border-color:#fecaca}[data-theme=dark] .btn-danger{background:#2a0808;border-color:#7a1a1a}.add-circle{width:28px;height:28px;border-radius:50%;border:1px solid var(--border-med);background:var(--surface);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text2);font-size:16px;flex-shrink:0;transition:background .1s}.add-circle:hover{background:var(--surface2)}.icon-btn{width:36px;height:36px;border:none;background:transparent;cursor:pointer;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:var(--text2);font-size:22px;transition:background .12s;position:relative;flex-shrink:0}.icon-btn:hover{background:var(--surface2)}.drag-bookmark{display:none;align-items:center;justify-content:center;height:36px;padding:0 14px;border-radius:var(--radius-sm);border:1px solid var(--border-med);color:var(--text2);font-size:13px;font-weight:600;white-space:nowrap;transition:background .12s,color .12s,border-color .12s;text-decoration:none;flex-shrink:0;cursor:grab}.drag-bookmark:hover{background:var(--surface2);color:var(--amber);border-color:var(--amber)}.drag-bookmark:active{cursor:grabbing}@media (min-width: 640px){.drag-bookmark{display:flex}}.status-dot{position:absolute;top:4px;right:4px;width:9px;height:9px;border-radius:50%;background:var(--green);display:flex;align-items:center;justify-content:center}.status-dot i{font-size:6px;color:#fff}.modal-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000061;z-index:50;display:flex;align-items:flex-end;justify-content:center}.modal-sheet{background:var(--surface);border-radius:var(--radius-lg) var(--radius-lg) 0 0;padding:20px 16px 32px;width:100%;max-width:480px;max-height:88vh;max-height:88dvh;overflow-y:auto}.modal-handle{width:36px;height:4px;border-radius:2px;background:var(--border-med);margin:0 auto 18px}.modal-title{font-size:16px;font-weight:600;margin-bottom:16px}.form-group{margin-bottom:14px}.form-label{font-size:11px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:.06em;margin-bottom:5px;display:block}.form-input{width:100%;padding:10px 12px;border:1px solid var(--border-med);border-radius:var(--radius-sm);font-family:var(--font);font-size:14px;background:var(--surface);color:var(--text);outline:none;transition:border-color .15s;-webkit-appearance:none}.form-input:focus{border-color:var(--blue)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.form-select{width:100%;padding:10px 12px;border:1px solid var(--border-med);border-radius:var(--radius-sm);font-family:var(--font);font-size:14px;background:var(--surface);color:var(--text);outline:none;-moz-appearance:none;appearance:none;-webkit-appearance:none}.detail-panel{background:var(--surface);border:1px solid var(--border-med);border-radius:var(--radius-lg);padding:14px;margin-top:10px}.steps-list{list-style:none}.steps-list li{display:flex;gap:10px;padding:8px 0;font-size:13px;color:var(--text2);border-bottom:1px solid var(--border);align-items:flex-start;line-height:1.45}.steps-list li:last-child{border-bottom:none}.step-num{width:20px;height:20px;border-radius:50%;background:var(--blue-bg);color:var(--blue-text);font-size:11px;font-weight:600;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}.empty-state{text-align:center;padding:32px 20px;color:var(--text3);font-size:13px}.empty-state i{font-size:36px;display:block;margin-bottom:10px}.bm-box{background:var(--surface2);border-radius:var(--radius);padding:12px;margin-top:10px;border:1px solid var(--border-med)}.bm-url{font-family:var(--mono);font-size:9px;color:var(--text2);word-break:break-all;line-height:1.6}.bm-label{font-size:11px;font-weight:500;color:var(--text3);margin-bottom:7px}.chevron{color:var(--text3);font-size:15px;flex-shrink:0}.full-center{display:flex;align-items:center;justify-content:center;min-height:100vh;min-height:100dvh;flex-direction:column;gap:12px;color:var(--text2)}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:spin 1s linear infinite}.route-row{display:flex;align-items:center;gap:10px;padding:12px 14px;background:var(--strip-bg);border-radius:var(--radius-lg);border:1px solid var(--strip-border);margin-bottom:10px}.icao{font-size:18px;font-weight:600;letter-spacing:-.02em;font-family:var(--mono)}.route-line{flex:1;height:1px;background:var(--strip-border)}