.fm-calc *,.fm-calc :after,.fm-calc :before{box-sizing:border-box;margin:0;padding:0}.fm-calc{--bg:#111318;--bg2:#161920;--bg3:#1a1d24;--bg4:#22262f;--bg5:#2a2e38;--blue:#2AC4DD;--blue-dim:rgba(42,196,221,0.11);--blue-border:rgba(42,196,221,0.24);--blue-t:#5dd4e8;--gold:#CFA044;--gold-dim:rgba(207,160,68,0.08);--gold-border:rgba(207,160,68,0.22);--green:#34d399;--green-dim:rgba(52,211,153,0.11);--green-border:rgba(52,211,153,0.25);--border:#1e2228;--border2:#2e3240;--t1:#f0f2f5;--t2:#c4c8d4;--t3:#8a8f9b;--t4:#5a5f6b;font-family:Inter,-apple-system,sans-serif;background:var(--bg);color:var(--t1);font-size:15px;line-height:1.5;max-width:420px;margin:0 auto;min-height:100vh}.fm-calc nav{background:var(--bg);padding:14px 18px 12px;justify-content:space-between;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}.fm-calc .logo,.fm-calc nav{display:flex;align-items:center}.fm-calc .logo{font-size:19px;font-weight:700;letter-spacing:.02em}.fm-calc 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strong{color:var(--blue);font-weight:600}.fm-calc .irs-strip{display:flex;background:var(--bg3);border-bottom:1px solid var(--border)}.fm-calc .irs-item{display:flex;align-items:center;gap:5px;white-space:nowrap;font-size:11px;color:var(--t3);padding:9px 12px;border-right:1px solid var(--border)}.fm-calc .irs-item strong{color:var(--t2);font-weight:500}.fm-calc .irs-dot{width:4px;height:4px;border-radius:50%;background:var(--blue);flex-shrink:0}.fm-calc .gas-editor{display:flex;align-items:center;gap:4px;padding:9px 10px;cursor:pointer;flex:1}.fm-calc .gas-lbl{font-size:11px;color:var(--t3)}.fm-calc .gas-val{font-size:11px;font-weight:600;color:var(--blue-t);display:flex;align-items:center;gap:3px}.fm-calc .gas-inp{background:var(--bg5);border:1px solid var(--blue-border);border-radius:5px;padding:2px 7px;font-size:11px;color:var(--t1);font-family:inherit;outline:none;width:62px;display:none}.fm-calc .gas-inp.show{display:inline-block}.fm-calc 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10px;font-size:11px;font-weight:700;cursor:pointer;font-family:inherit;flex-shrink:0}.fm-calc .fav-all{padding:9px 14px;border-top:1px solid var(--border);text-align:center;font-size:12px;color:var(--blue-t);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:5px;transition:background .1s}.fm-calc .fav-all:hover{background:var(--blue-dim)}.fm-calc .ic{background:var(--bg2);border:1px solid var(--border);border-radius:14px;overflow:hidden;margin:12px 18px 0}.fm-calc .tabs{display:flex;border-bottom:1px solid var(--border);padding:0 14px}.fm-calc .tab{padding:11px 9px;font-size:12px;font-weight:500;color:var(--t3);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;display:flex;align-items:center;gap:4px;white-space:nowrap;transition:color .15s}.fm-calc .tab.on{color:var(--blue);border-bottom-color:var(--blue)}.fm-calc .ai-badge{background:var(--green-dim);color:var(--green);border:1px solid var(--green-border);border-radius:99px}.fm-calc 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.mic-btn:hover{border-color:rgba(207,160,68,.6);color:#CFA044}.fm-calc .mic-btn.listening{background:var(--gold-dim);border-color:var(--gold-border);color:var(--gold)}.fm-calc .go-btn{background:var(--blue);color:#000;border:none;border-radius:7px;padding:8px 16px;font-size:12px;font-weight:700;cursor:pointer;font-family:inherit}.fm-calc .parsed{background:var(--blue-dim);border:1px solid var(--blue-border);border-radius:11px;padding:12px;margin-bottom:10px;display:none}.fm-calc .parsed-top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:10px}.fm-calc .parsed-route{font-size:13px;font-weight:600;color:var(--t1);margin-bottom:3px}.fm-calc .parsed-meta{font-size:11px;color:var(--t3)}.fm-calc .parsed-amt{font-size:22px;font-weight:700;color:var(--blue);line-height:1;text-align:right;flex-shrink:0}.fm-calc .parsed-mi{font-size:11px;color:var(--t3);text-align:right;margin-top:2px}.fm-calc 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solid var(--border);transition:background .1s}.fm-calc .sug:last-child{border-bottom:none}.fm-calc .sug:hover{background:var(--blue-dim);color:var(--t1)}.fm-calc .add-btn{width:100%;background:#2AC4DD;color:#000;border:none;border-radius:9px;padding:12px;font-size:14px;font-weight:700;cursor:pointer;font-family:inherit;margin-top:4px}.fm-calc .irs-tip{background:var(--blue-dim);border:1px solid var(--blue-border);border-radius:7px;padding:8px 11px;margin-top:9px;font-size:11px;color:var(--t3);line-height:1.6}.fm-calc .irs-tip strong{color:var(--t2);font-weight:600}.fm-calc .parsed-wrap{background:var(--blue-dim);border:1px solid var(--blue-border);border-radius:11px;padding:12px;margin-top:8px}.fm-calc .parsed-lbl{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--blue);margin-bottom:10px}.fm-calc .parsed-row{display:flex;justify-content:space-between;align-items:flex-start;padding:5px 0;border-bottom:1px solid rgba(42,196,221,.08)}.fm-calc 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.stack-ttl{font-size:11px;font-weight:700;color:var(--t2);text-transform:uppercase;letter-spacing:.08em;flex:1}.fm-calc .save-btn{background:var(--bg5);border:1px solid var(--border2);color:var(--t2);border-radius:5px;padding:4px 11px;font-size:11px;font-weight:600;cursor:pointer;font-family:inherit;display:none;white-space:nowrap;transition:all .15s}.fm-calc .save-btn:hover{border-color:var(--blue);color:var(--blue)}.fm-calc .save-btn.saved{background:var(--green-dim);border-color:var(--green-border);color:var(--green)}.fm-calc .stack-tag{font-size:10px;color:var(--blue-t);border:1px solid var(--blue-border);padding:2px 7px;border-radius:99px;white-space:nowrap}.fm-calc .stack-empty{padding:24px 18px;text-align:center}.fm-calc .empty-icon{margin-bottom:10px;display:flex;justify-content:center}.fm-calc .empty-icon-ring{width:40px;height:40px;border-radius:50%;background:rgba(42,196,221,.1);border:1px solid rgba(42,196,221,.2);display:flex;align-items:center;justify-content:center}.fm-calc .empty-hdl{font-size:12px;font-weight:600;color:var(--t2);margin-bottom:5px;line-height:1.4}.fm-calc .empty-text{font-size:11px;color:var(--t3);line-height:1.6}.fm-calc .trip-list{padding:0 14px}.fm-calc .trip-row{display:flex;align-items:center;gap:9px;padding:10px 0;border-bottom:1px solid var(--border)}.fm-calc .trip-row:last-child{border-bottom:none}.fm-calc .trip-num{font-size:11px;color:var(--t4);width:15px;flex-shrink:0}.fm-calc .trip-info{flex:1;min-width:0}.fm-calc .trip-route{font-size:12px;font-weight:500;color:var(--t1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.fm-calc .trip-meta{font-size:11px;color:var(--t3);margin-top:1px}.fm-calc .trip-amt{font-size:12px;font-weight:700;color:#2AC4DD;flex-shrink:0}.fm-calc .trip-amt.exp{color:#34d399}.fm-calc .trip-del{color:var(--t4);font-size:12px;cursor:pointer;padding:3px;flex-shrink:0;transition:color .1s}.fm-calc 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.res-divider:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,var(--border2) 15%,var(--border2) 85%,transparent)}.fm-calc .res-wrap{padding:24px 18px 0}.fm-calc .res-faq-list{display:flex;flex-direction:column;gap:1px;background:var(--border);border:1px solid var(--border);border-radius:12px;overflow:hidden;margin-bottom:14px}.fm-calc .res-faq-item{background:var(--bg2)}.fm-calc .res-faq-q{padding:12px 14px;font-size:12px;font-weight:600;color:var(--t2);cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:10px;line-height:1.4;user-select:none;transition:color .15s}.fm-calc .res-faq-q.open,.fm-calc .res-faq-q:hover{color:var(--t1)}.fm-calc .res-faq-arr{color:var(--t4);font-size:10px;flex-shrink:0;transition:transform .2s}.fm-calc .res-faq-q.open .res-faq-arr{transform:rotate(180deg)}.fm-calc .res-faq-a{display:none;padding:0 14px 13px;font-size:12px;color:var(--t3);line-height:1.75;border-top:1px solid var(--border)}.fm-calc .res-faq-a.open{display:block}.fm-calc .res-faq-a strong{color:var(--t2);font-weight:600}.fm-calc .res-more-link{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12px;font-weight:500;color:var(--blue-t);text-decoration:none;padding:11px 14px;background:var(--blue-dim);border:1px solid var(--blue-border);border-radius:10px;margin-bottom:4px;transition:background .15s,border-color .15s}.fm-calc .res-more-link:hover{background:rgba(42,196,221,.18);border-color:rgba(42,196,221,.4)}.fm-calc .res-more-link svg{color:var(--blue);flex-shrink:0}.fm-calc .footer-cta{background:#2AC4DD;padding:26px 18px;text-align:center;margin-top:24px}.fm-calc .fc-h{font-size:20px;font-weight:700;color:#000;line-height:1.15;margin-bottom:6px}.fm-calc .fc-sub{font-size:13px;color:rgba(0,0,0,.6);margin-bottom:14px;line-height:1.6}.fm-calc .fc-btn{background:#000;color:#2AC4DD;border:none;border-radius:10px;padding:13px 26px;font-size:14px;font-weight:700;cursor:pointer;font-family:inherit}.fm-calc .fc-note{font-size:11px;color:rgba(0,0,0,.35);margin-top:7px}.fm-calc .spacer{height:24px}.fm-calc .toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%) translateY(60px);background:#34d399;color:#000;border-radius:99px;padding:10px 20px;font-size:13px;font-weight:700;font-family:inherit;transition:transform .3s;z-index:200;pointer-events:none;white-space:nowrap}.fm-calc .toast.show{transform:translateX(-50%) translateY(0)}.fm-calc .fav-overlay{position:fixed;inset:0;background:rgba(0,0,0,.65);z-index:100;display:none;align-items:flex-end;justify-content:center}.fm-calc .fav-overlay.show{display:flex}.fm-calc .fav-drawer{background:var(--bg2);border-radius:16px 16px 0 0;width:100%;max-width:420px;max-height:80vh;display:flex;flex-direction:column;animation:slideUp .25s ease}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.fm-calc .drawer-hd{padding:16px 18px 12px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.fm-calc .drawer-title{font-size:14px;font-weight:700;color:var(--t1);display:flex;align-items:center;gap:8px}.fm-calc .drawer-cnt{background:var(--blue-dim);color:var(--blue-t);font-size:10px;font-weight:700;padding:2px 8px;border-radius:99px}.fm-calc .drawer-close{background:var(--bg4);border:none;color:var(--t2);border-radius:50%;width:28px;height:28px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:13px;font-family:inherit}.fm-calc .drawer-search{padding:12px 18px;border-bottom:1px solid var(--border)}.fm-calc .drawer-search-inp{width:100%;background:var(--bg4);border:1px solid var(--border2);border-radius:8px;padding:10px 13px;font-size:14px;color:var(--t1);font-family:inherit;outline:none;transition:border-color .15s}.fm-calc .drawer-search-inp:focus{border-color:var(--blue)}.fm-calc .drawer-search-inp::placeholder{color:var(--t4)}.fm-calc .drawer-list{overflow-y:auto;padding:10px 18px;display:flex;flex-direction:column;gap:7px;flex:1}.fm-calc .drawer-row{display:flex;align-items:center;gap:10px;background:var(--bg4);border:1px solid var(--border2);border-radius:10px;padding:12px 14px;cursor:pointer;transition:border-color .15s}.fm-calc .drawer-row:hover{border-color:var(--blue)}.fm-calc .drawer-arr{width:28px;height:28px;background:var(--blue-dim);border-radius:7px;display:flex;align-items:center;justify-content:center;color:var(--blue);font-size:14px;flex-shrink:0}.fm-calc .drawer-info{flex:1;min-width:0}.fm-calc .drawer-route{font-size:13px;font-weight:500;color:var(--t1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.fm-calc .drawer-meta{font-size:11px;color:var(--t3);margin-top:2px}.fm-calc .drawer-add{background:var(--blue);color:#000;border:none;border-radius:7px;padding:7px 14px;font-size:12px;font-weight:700;cursor:pointer;font-family:inherit;flex-shrink:0}.fm-calc .drawer-footer{padding:14px 18px;border-top:1px solid var(--border)}.fm-calc .drawer-manage{width:100%;background:var(--bg4);border:1px solid var(--border2);color:var(--t2);border-radius:8px;padding:11px;font-size:13px;cursor:pointer;font-family:inherit;text-align:center}.fm-calc .site-footer{border-top:1px solid var(--border);padding:24px 20px;max-width:420px;margin:0 auto}.fm-calc .site-footer-logo{height:22px;width:auto;display:block;margin-bottom:6px}.fm-calc .site-footer-sub{font-size:11px;color:var(--t3);margin-bottom:16px}.fm-calc .site-footer-links{display:flex;gap:16px;flex-wrap:wrap}.fm-calc .site-footer-links a{font-size:12px;color:var(--t3);text-decoration:none;transition:color .2s}.fm-calc .site-footer-links a:hover{color:var(--t1)}.fm-calc .site-footer-disc{font-size:11px;color:var(--t3);margin-top:16px;line-height:1.6;padding-top:16px;border-top:1px solid var(--border)}.fm-calc .site-footer-copy{font-size:11px;color:var(--t3);margin-top:12px}