:root {
  --bg:#eef4f1;--paper:#fffdf9;--paper-strong:#fff;--ink:#172622;--ink-soft:#5f706a;
  --line:#dce6e1;--line-strong:#c9d8d1;--teal:#116b67;--teal-dark:#0a4b49;
  --teal-soft:#dceee9;--orange:#e67436;--orange-soft:#fbe7d8;--blue:#3468c0;
  --blue-soft:#e5edfb;--red:#b7463b;--red-soft:#f9e4e0;--green:#277a51;
  --green-soft:#dff1e6;--shadow:0 1px 2px rgba(22,43,36,.05),0 18px 50px rgba(25,60,49,.08);
  --radius:24px;--font:"DM Sans","Noto Sans TC",-apple-system,BlinkMacSystemFont,sans-serif
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;background:radial-gradient(circle at 80% 0%,rgba(111,184,165,.18),transparent 28rem),var(--bg);color:var(--ink);font-family:var(--font);line-height:1.55;-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit}a{color:inherit;text-decoration:none}[hidden]{display:none!important}
.skip-link{position:fixed;top:10px;left:10px;z-index:1000;padding:10px 14px;border-radius:12px;background:var(--ink);color:#fff;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}
.app-shell{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:max(14px,env(safe-area-inset-top)) 0 calc(56px + env(safe-area-inset-bottom))}
.topbar{min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:11px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:15px;background:rgba(255,255,255,.7);box-shadow:0 8px 24px rgba(25,60,49,.08)}.brand-mark img{width:34px;height:34px;object-fit:contain}.brand>span:last-child{display:grid;line-height:1.2}.brand b{font-size:16px;letter-spacing:.01em}.brand small{margin-top:3px;color:var(--ink-soft);font-size:11px;font-weight:600}.top-links{display:flex;align-items:center;gap:6px}.top-links a{padding:8px 12px;border-radius:999px;color:var(--ink-soft);font-size:13px;font-weight:600}.top-links a:hover{background:rgba(255,255,255,.65);color:var(--ink)}
.hero{min-height:390px;margin-top:18px;padding:clamp(28px,6vw,72px);border:1px solid rgba(255,255,255,.78);border-radius:34px;background:linear-gradient(128deg,rgba(255,255,255,.96),rgba(247,251,248,.76)),var(--paper);box-shadow:var(--shadow);display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:clamp(30px,7vw,90px);align-items:center;overflow:hidden}
.eyebrow{margin:0 0 8px;color:var(--teal);font-size:11px;font-weight:700;letter-spacing:.15em}.hero h1{max-width:720px;margin:0;font-size:clamp(36px,6vw,68px);line-height:1.06;letter-spacing:-.045em}.hero-copy>p:not(.eyebrow){max-width:670px;margin:22px 0 0;color:var(--ink-soft);font-size:clamp(15px,1.8vw,18px)}.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.button{min-height:46px;border:1px solid transparent;border-radius:999px;padding:0 20px;cursor:pointer;font-weight:700;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}.button:hover{transform:translateY(-1px)}.button:active{transform:translateY(0) scale(.98)}.button:focus-visible,.text-button:focus-visible,.view-tab:focus-visible,.icon-button:focus-visible{outline:3px solid rgba(52,104,192,.32);outline-offset:2px}.button.primary{background:var(--teal);color:#fff;box-shadow:0 10px 28px rgba(17,107,103,.22)}.button.primary:hover{background:var(--teal-dark)}.button.secondary{border-color:var(--line-strong);background:rgba(255,255,255,.74);color:var(--ink)}.button.secondary:hover{background:#fff}.button.compact{min-height:40px;padding:0 16px;font-size:13px}.button:disabled{cursor:wait;opacity:.6;transform:none}
.radar-card{position:relative;min-width:0;padding:18px;border:1px solid rgba(17,107,103,.13);border-radius:30px;background:linear-gradient(160deg,#e7f3ef,#f7f7ef)}.radar-visual{position:relative;width:min(100%,310px);aspect-ratio:1;margin:0 auto;border-radius:50%;overflow:hidden;background:linear-gradient(rgba(17,107,103,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(17,107,103,.06) 1px,transparent 1px),#d9ebe6;background-size:24px 24px;box-shadow:inset 0 0 0 1px rgba(17,107,103,.09)}
.radar-ring{position:absolute;left:50%;top:50%;border:1px solid rgba(17,107,103,.18);border-radius:50%;transform:translate(-50%,-50%)}.ring-one{width:32%;height:32%}.ring-two{width:62%;height:62%}.ring-three{width:92%;height:92%}.radar-sweep{position:absolute;inset:5%;border-radius:50%;background:conic-gradient(from 8deg,transparent 0 78%,rgba(17,107,103,.38) 96%,transparent 100%);animation:radar-spin 7s linear infinite}.radar-sweep:after{content:"";position:absolute;inset:50% 50% 0 0;border-right:1px solid rgba(17,107,103,.58);transform-origin:100% 0}.radar-origin{position:absolute;left:50%;top:50%;z-index:2;display:grid;place-items:center;width:54px;height:54px;border:6px solid rgba(255,255,255,.78);border-radius:50%;background:var(--teal);color:#fff;font-size:11px;font-weight:700;letter-spacing:.08em;transform:translate(-50%,-50%)}
.radar-dot{position:absolute;z-index:3;width:10px;height:10px;border:2px solid #fff;border-radius:50%;background:var(--orange);box-shadow:0 0 0 5px rgba(230,116,54,.14)}.dot-one{left:24%;top:34%}.dot-two{right:20%;top:24%;animation:dot-pulse 2.6s ease-in-out infinite}.dot-three{right:28%;bottom:20%;animation:dot-pulse 2.6s .8s ease-in-out infinite}@keyframes radar-spin{to{transform:rotate(1turn)}}@keyframes dot-pulse{50%{transform:scale(1.35);box-shadow:0 0 0 10px rgba(230,116,54,.08)}}
.radar-status{display:flex;align-items:center;gap:10px;margin-top:14px;padding:2px 6px 0}.status-dot{width:10px;height:10px;flex:0 0 auto;border-radius:50%;background:#a5b2ad;box-shadow:0 0 0 5px rgba(95,112,106,.1)}.status-dot.ready{background:var(--green);box-shadow:0 0 0 5px rgba(39,122,81,.12)}.status-dot.warning{background:var(--orange);box-shadow:0 0 0 5px rgba(230,116,54,.12)}.radar-status div{display:grid;min-width:0}.radar-status b{font-size:13px}.radar-status small{color:var(--ink-soft);font-size:11px}
.summary-strip{margin:18px 0 0;padding:15px 18px;border:1px solid rgba(255,255,255,.7);border-radius:22px;background:rgba(255,255,255,.58);display:grid;grid-template-columns:repeat(4,1fr)}.summary-strip div{padding:4px 18px;border-left:1px solid var(--line);display:grid;gap:2px}.summary-strip div:first-child{border-left:0;padding-left:4px}.summary-strip span{color:var(--ink-soft);font-size:11px;font-weight:600}.summary-strip b{font-size:13px}
.view-tabs{position:sticky;top:max(8px,env(safe-area-inset-top));z-index:20;width:fit-content;max-width:100%;margin:36px auto 0;padding:5px;border:1px solid rgba(201,216,209,.8);border-radius:999px;background:rgba(250,252,250,.88);box-shadow:0 8px 26px rgba(25,60,49,.09);backdrop-filter:blur(16px);display:flex;overflow-x:auto}.view-tab{min-height:40px;border:0;border-radius:999px;padding:0 16px;background:transparent;color:var(--ink-soft);cursor:pointer;white-space:nowrap;font-size:13px;font-weight:700}.view-tab span{display:inline-grid;place-items:center;min-width:20px;height:20px;margin-left:4px;border-radius:999px;background:var(--teal-soft);color:var(--teal);font-size:10px}.view-tab.on{background:var(--ink);color:#fff}.view-tab.on span{background:rgba(255,255,255,.16);color:#fff}
.workspace{padding:50px 0 0}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:18px}.section-heading h2{margin:0;font-size:clamp(24px,3vw,34px);line-height:1.18;letter-spacing:-.025em}.section-heading p:not(.eyebrow){max-width:700px;margin:8px 0 0;color:var(--ink-soft);font-size:14px}.deal-heading{margin-top:46px}.benchmark-heading{margin-top:48px}.heading-actions{display:flex;align-items:center;gap:10px}.heading-actions select{height:40px;border:1px solid var(--line-strong);border-radius:12px;background:rgba(255,255,255,.72);color:var(--ink);padding:0 34px 0 12px;font-size:12px;font-weight:600}.text-button{border:0;border-radius:10px;padding:8px 10px;background:transparent;color:var(--teal);cursor:pointer;font-size:13px;font-weight:700}.text-button:hover{background:var(--teal-soft)}
.watchlist-region{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.watchlist-card{position:relative;min-width:0;padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);box-shadow:0 8px 26px rgba(25,60,49,.05)}.watchlist-card.active{border-color:rgba(17,107,103,.34)}.watchlist-top{display:flex;justify-content:space-between;gap:16px}.watchlist-top h3{margin:0;font-size:21px}.watchlist-top p{margin:5px 0 0;color:var(--ink-soft);font-size:13px}.status-badge{height:fit-content;padding:5px 9px;border-radius:999px;background:#eef0ef;color:var(--ink-soft);font-size:10px;font-weight:700}.status-badge.active{background:var(--green-soft);color:var(--green)}
.watchlist-metrics{margin-top:22px;display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.watchlist-metrics div{min-width:0;padding:12px;border-radius:15px;background:#f3f6f4;display:grid;gap:2px}.watchlist-metrics span{color:var(--ink-soft);font-size:10px}.watchlist-metrics b{overflow:hidden;text-overflow:ellipsis;font-size:13px;white-space:nowrap}.watchlist-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.mini-action{min-height:36px;border:1px solid var(--line);border-radius:999px;padding:0 13px;background:#fff;cursor:pointer;color:var(--ink-soft);font-size:12px;font-weight:700}.mini-action:hover{border-color:var(--teal);color:var(--teal)}.mini-action.danger:hover{border-color:var(--red);color:var(--red)}
.deal-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.deal-card{position:relative;min-width:0;border:1px solid var(--line);border-radius:24px;background:var(--paper);overflow:hidden;box-shadow:0 8px 24px rgba(25,60,49,.045);transition:transform .18s ease,box-shadow .18s ease}.deal-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.deal-accent{height:5px;background:var(--blue)}.deal-card[data-cabin=business] .deal-accent,.deal-card[data-cabin=first] .deal-accent{background:var(--orange)}.deal-card[data-status=verified] .deal-accent{background:var(--green)}.deal-body{padding:20px}.deal-kicker{display:flex;align-items:center;justify-content:space-between;gap:12px}
.cabin-pill,.verification-pill{display:inline-flex;align-items:center;min-height:25px;padding:0 8px;border-radius:999px;background:var(--blue-soft);color:var(--blue);font-size:10px;font-weight:700}.deal-card[data-cabin=business] .cabin-pill,.deal-card[data-cabin=first] .cabin-pill{background:var(--orange-soft);color:#a84e1f}.verification-pill{background:#eef0ef;color:var(--ink-soft)}.verification-pill.verified{background:var(--green-soft);color:var(--green)}.verification-pill.review{background:var(--orange-soft);color:#a84e1f}
.deal-route{display:flex;align-items:center;gap:9px;margin-top:18px}.airport-code{font-size:25px;font-weight:700;letter-spacing:-.02em}.route-line{position:relative;flex:1;height:1px;background:var(--line-strong)}.route-line:after{content:"";position:absolute;right:0;top:-3px;width:6px;height:6px;border-top:1px solid var(--line-strong);border-right:1px solid var(--line-strong);transform:rotate(45deg)}.deal-destination{margin-top:7px}.deal-destination h3{margin:0;font-size:20px;line-height:1.2}.deal-destination p{margin:4px 0 0;color:var(--ink-soft);font-size:12px}
.deal-price-row{margin-top:20px;padding-top:17px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:end;gap:12px}.deal-price{display:grid}.deal-price span{color:var(--ink-soft);font-size:10px}.deal-price b{font-size:24px;line-height:1.15;font-variant-numeric:tabular-nums}.discount-badge{padding:6px 9px;border-radius:10px;background:var(--green-soft);color:var(--green);font-size:11px;font-weight:700}.deal-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:13px}.deal-meta span{padding:4px 7px;border-radius:8px;background:#f1f4f2;color:var(--ink-soft);font-size:10px;font-weight:600}.deal-notes{margin:13px 0 0;color:var(--ink-soft);font-size:12px}
.quote-list{margin-top:14px;display:grid;gap:7px}.quote-row{padding:10px 11px;border:1px solid var(--line);border-radius:12px;background:#fbfcfa;display:grid;grid-template-columns:1fr auto;gap:2px 8px}.quote-row b{font-size:12px}.quote-row strong{font-size:13px;font-variant-numeric:tabular-nums}.quote-row small{color:var(--ink-soft);font-size:9px}.quote-row .quote-state{text-align:right}.quote-row .quote-match{grid-column:1/-1;margin-top:5px;padding-top:7px;border-top:1px solid var(--line);font-size:10px;font-weight:700}.quote-row .quote-match.exact,.quote-row .quote-match.close{color:var(--green)}.quote-row .quote-match.changed{color:#a84e1f}.quote-row .quote-match.material{color:#b42318}.deal-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:14px;border-top:1px solid var(--line);background:#f7f9f7}.deal-actions button,.deal-actions a{min-height:38px;border:1px solid var(--line);border-radius:12px;background:#fff;display:inline-flex;align-items:center;justify-content:center;padding:0 10px;cursor:pointer;color:var(--ink);font-size:11px;font-weight:700}.deal-actions .main-action{border-color:var(--teal);background:var(--teal);color:#fff}.deal-actions button:hover,.deal-actions a:hover{border-color:var(--teal);color:var(--teal)}.deal-actions .main-action:hover{background:var(--teal-dark);color:#fff}
.loading-card,.empty-card{grid-column:1/-1;min-height:160px;border:1px dashed var(--line-strong);border-radius:var(--radius);background:rgba(255,255,255,.38);display:grid;place-items:center;padding:30px;color:var(--ink-soft);text-align:center;font-size:13px}.empty-card div{max-width:480px}.empty-card h3{margin:0 0 6px;color:var(--ink);font-size:18px}.empty-card p{margin:0}.empty-card .button{margin-top:16px}
.rule-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.rule-card{min-height:210px;padding:22px;border:1px solid var(--line);border-radius:22px;background:var(--paper)}.rule-card.emphasized{background:var(--teal);color:#fff;border-color:var(--teal)}.rule-number{color:var(--teal);font-size:11px;font-weight:700;letter-spacing:.12em}.rule-card.emphasized .rule-number{color:#bce3d7}.rule-card h3{margin:34px 0 8px;font-size:18px}.rule-card p{margin:0;color:var(--ink-soft);font-size:13px}.rule-card.emphasized p{color:rgba(255,255,255,.76)}
.benchmark-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.benchmark-card{padding:22px;border-radius:22px;background:var(--paper);border:1px solid var(--line)}.benchmark-card .benchmark-route{color:var(--ink-soft);font-size:12px;font-weight:600}.benchmark-card h3{margin:8px 0 2px;font-size:25px;font-variant-numeric:tabular-nums}.benchmark-card>p{margin:0;color:var(--ink-soft);font-size:12px}.benchmark-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}.benchmark-tags span{padding:5px 7px;border-radius:8px;background:var(--teal-soft);color:var(--teal);font-size:10px;font-weight:700}
.safety-card{margin-top:14px;padding:clamp(24px,4vw,42px);border-radius:26px;background:linear-gradient(120deg,#162924,#29473e);color:#fff;display:flex;align-items:end;justify-content:space-between;gap:30px}.safety-card h2{margin:0;font-size:26px}.safety-card p:not(.eyebrow){max-width:680px;margin:8px 0 0;color:rgba(255,255,255,.7);font-size:13px}.safety-card .eyebrow{color:#bce3d7}.safety-steps{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.safety-steps span{padding:7px 10px;border:1px solid rgba(255,255,255,.18);border-radius:999px;color:rgba(255,255,255,.78);font-size:10px;font-weight:700}
.dialog{width:min(650px,calc(100% - 24px));max-height:min(88vh,900px);margin:auto;padding:0;border:0;border-radius:28px;background:var(--paper-strong);color:var(--ink);box-shadow:0 28px 90px rgba(7,24,19,.26);overflow:auto}.dialog::backdrop{background:rgba(12,31,25,.48);backdrop-filter:blur(5px)}.dialog form{padding:26px}.dialog-head{display:flex;justify-content:space-between;gap:20px}.dialog-head h2{margin:0;font-size:27px;line-height:1.15}.icon-button{width:40px;height:40px;flex:0 0 auto;border:1px solid var(--line);border-radius:50%;background:#f4f6f4;cursor:pointer;font-size:24px;line-height:1}.dialog-intro{margin:12px 0 22px;color:var(--ink-soft);font-size:13px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field{position:relative;display:grid;gap:7px;margin-top:14px;color:var(--ink-soft);font-size:12px;font-weight:700}.field input,.field select,.field textarea{width:100%;min-height:46px;border:1px solid var(--line-strong);border-radius:14px;background:#fbfcfb;color:var(--ink);padding:10px 12px;outline:none;font-size:14px;font-weight:500}.field textarea{min-height:92px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(17,107,103,.1)}.field:has(.field-prefix) input{padding-left:48px}.field-prefix{position:absolute;left:12px;bottom:13px;color:var(--ink-soft);font-size:12px}.field-suffix{position:absolute;right:13px;bottom:13px;color:var(--ink-soft);font-size:12px}
.choice-field{margin:20px 0 0;padding:0;border:0}.choice-field legend{margin-bottom:8px;color:var(--ink-soft);font-size:12px;font-weight:700}.choice-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:7px}.choice-grid.cabins{grid-template-columns:repeat(3,1fr)}.choice-grid label{cursor:pointer}.choice-grid input{position:absolute;opacity:0;pointer-events:none}.choice-grid span{min-height:62px;padding:10px;border:1px solid var(--line);border-radius:14px;background:#fbfcfb;display:grid;align-content:center}.choice-grid b{font-size:12px}.choice-grid small{color:var(--ink-soft);font-size:9px}.choice-grid input:checked+span{border-color:var(--teal);background:var(--teal-soft);box-shadow:inset 0 0 0 1px var(--teal)}.choice-grid input:focus-visible+span{outline:3px solid rgba(52,104,192,.3);outline-offset:2px}
.switch-line{margin-top:20px;padding:13px;border:1px solid var(--line);border-radius:15px;background:#f7f9f7;display:flex;align-items:center;gap:11px;cursor:pointer}.switch-line input{width:20px;height:20px;accent-color:var(--teal)}.switch-line span{display:grid}.switch-line b{font-size:12px}.switch-line small{color:var(--ink-soft);font-size:10px}.form-error{margin:14px 0 0;padding:10px 12px;border-radius:12px;background:var(--red-soft);color:var(--red);font-size:12px}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:24px}.selected-deal-summary{margin-top:14px;padding:13px;border-radius:14px;background:var(--teal-soft);font-size:12px}.helper-copy{margin:8px 2px 0;color:var(--ink-soft);font-size:10px;line-height:1.55}
.toast{position:fixed;left:50%;bottom:max(20px,calc(env(safe-area-inset-bottom) + 14px));z-index:200;width:max-content;max-width:calc(100% - 32px);padding:11px 15px;border-radius:999px;background:var(--ink);color:#fff;box-shadow:0 12px 38px rgba(7,24,19,.24);transform:translateX(-50%);font-size:12px;font-weight:700}
@media(max-width:900px){.hero{grid-template-columns:1fr}.radar-card{max-width:420px}.summary-strip{grid-template-columns:repeat(2,1fr);gap:10px 0}.summary-strip div:nth-child(3){border-left:0;padding-left:4px}.deal-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rule-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.app-shell{width:min(100% - 20px,560px);padding-top:max(8px,env(safe-area-inset-top))}.topbar{min-height:50px}.brand-mark{width:38px;height:38px}.brand-mark img{width:30px;height:30px}.top-links a:first-child{display:none}.top-links a{padding:7px 8px;font-size:11px}.hero{min-height:0;margin-top:10px;padding:26px 20px;border-radius:27px;gap:28px}.hero h1{font-size:clamp(34px,12vw,50px)}.hero-copy>p:not(.eyebrow){margin-top:16px;font-size:14px}.hero-actions{display:grid;grid-template-columns:1fr;margin-top:22px}.radar-card{padding:12px;border-radius:23px}.radar-visual{max-width:260px}.summary-strip{padding:12px;border-radius:18px}.summary-strip div{padding:5px 10px}.summary-strip div:nth-child(odd){padding-left:2px}.summary-strip b{font-size:11px}.view-tabs{width:100%;justify-content:flex-start;margin-top:24px}.view-tab{padding:0 13px}.workspace{padding-top:36px}.section-heading{align-items:flex-start;flex-direction:column;gap:12px}.heading-actions{width:100%;justify-content:space-between}.deal-heading{margin-top:38px}.watchlist-region,.deal-grid,.benchmark-grid{grid-template-columns:1fr}.watchlist-card{padding:20px}.deal-card:hover{transform:none}.rule-grid{grid-template-columns:1fr}.rule-card{min-height:0}.rule-card h3{margin-top:22px}.safety-card{align-items:flex-start;flex-direction:column}.safety-steps{justify-content:flex-start}.dialog{width:100%;max-height:calc(94vh - env(safe-area-inset-top));margin:auto 0 0;border-radius:26px 26px 0 0}.dialog form{padding:22px 16px calc(20px + env(safe-area-inset-bottom))}.form-row{grid-template-columns:1fr;gap:0}.choice-grid,.choice-grid.cabins{grid-template-columns:repeat(2,1fr)}.dialog-actions{display:grid;grid-template-columns:1fr 1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}