:root{color-scheme:light dark;--bg:#f1f5f2;--surface:#fff;--text:#202124;--secondary:#5f6d66;--accent:#276a58;--soft:#e6f0ea;--search:#e2e9e4;--line:#e8eee9;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue",sans-serif;color:var(--text);background:var(--bg);font-size:16px;line-height:1.5;font-synthesis:none}*{box-sizing:border-box;scrollbar-width:none}::-webkit-scrollbar{display:none}body{margin:0}button,input,select{font:inherit;color:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:0;background:transparent;padding:0;text-align:left}a{color:inherit;text-decoration:none}button:hover,a.row:hover{background:var(--soft)}button:active,a:active{opacity:.7}:focus-visible{outline:2px solid var(--accent);outline-offset:4px}h1,h2,h3,p{margin:0}h1{font-size:34px;font-weight:700;line-height:1.25;letter-spacing:-1px}h2{font-size:20px}h3{font-size:17px;font-weight:600}small,.hint{font-size:13px;color:var(--secondary);line-height:1.8}.icon{width:22px;height:22px;flex-shrink:0}.accent{color:var(--accent)}.site-header{max-width:1160px;margin:auto;padding:20px 32px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:600}.brand img{width:36px;height:36px;border-radius:9px}.site-header nav{display:flex;gap:8px}.site-header nav a{padding:9px 24px;border-radius:12px;color:var(--secondary)}.site-header nav a[aria-current=page]{background:var(--soft);color:var(--accent)}main{max-width:1120px;padding:28px 24px 50px;margin:auto}.home-page,.narrow{max-width:688px}.page-heading{margin:14px 0 28px}.page-heading p{font-size:14px;color:var(--secondary);margin-top:8px;line-height:1.8}.back{display:inline-flex;align-items:center;gap:6px;color:var(--accent);min-height:44px;margin-left:-5px;font-size:14px}.group{background:var(--surface);border-radius:14px;overflow:hidden;margin:16px 0}.row{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:58px;padding:16px 18px;width:100%;border-bottom:1px solid var(--line);font-size:16px}.row:last-child{border-bottom:0}.row-right{display:flex;align-items:center;justify-content:flex-end;gap:8px;max-width:67%;min-width:0;color:var(--accent)}.value{text-align:right;font-size:15px;overflow-wrap:anywhere;font-weight:400}.value small{display:block;margin-top:3px}.grow{flex:1}.section-title{font-size:20px;font-weight:600;margin:28px 4px 12px}.section-label{font-size:13px;font-weight:400;color:var(--secondary);margin:24px 4px 12px}.first{margin-top:0}.search{display:flex;align-items:center;gap:10px;background:var(--search);padding:0 13px;min-height:46px;border-radius:11px;margin:22px 0 16px;color:var(--secondary)}.search input{height:46px;border:0;background:transparent;min-width:0;width:100%;outline:none;color:var(--text)}.search:focus-within{outline:2px solid var(--accent);outline-offset:2px}.search input::placeholder{color:var(--secondary)}.tool{display:block;padding:24px;background:var(--surface);border-radius:18px}.tool:hover{background:var(--surface);opacity:.88}.tool-icon{display:flex;align-items:center;justify-content:center;width:48px;height:48px;background:var(--soft);color:var(--accent);border-radius:14px;margin-bottom:26px}.tool h2{font-size:26px;letter-spacing:-.5px;margin-bottom:8px}.tool p{font-size:14px;color:var(--secondary)}.tool-bottom{display:flex;justify-content:space-between;align-items:center;color:var(--accent);margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}.travel-layout{display:grid;grid-template-columns:minmax(0,400px) minmax(0,1fr);gap:48px;align-items:start}.conditions>.group:first-child{margin-top:0}.date-range{display:flex;align-items:center;padding:18px;gap:12px}.date-field{flex:1;min-width:0;position:relative;cursor:pointer}.date-field>span{display:block;font-size:13px;color:var(--secondary);margin-bottom:9px}.date-field strong{font-size:25px;font-weight:600;line-height:1.35;display:block}.date-field small{display:block;margin-top:7px;font-size:12px}.date-field input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.date-field:focus-within{outline:2px solid var(--accent);outline-offset:5px;border-radius:4px}.date-range>.icon{width:16px}select{appearance:none;border:0;background:transparent;max-width:100%;text-align:right;padding:0;cursor:pointer;font-size:15px;min-height:26px}option{background:var(--surface);color:var(--text)}.text-action{display:flex;align-items:center;gap:8px;color:var(--accent);min-height:44px;font-size:15px;padding:12px 4px;margin:6px 0}.text-action .icon{width:17px}.option{min-height:56px;padding:6px 18px;gap:8px;font-size:15px}.option-copy{display:flex;align-items:center;min-width:0;flex:1;gap:2px}.option-copy label{min-width:0;cursor:pointer}.info-button{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:44px;height:44px;color:var(--secondary)}.info-button .icon{width:20px;height:20px}.switch{appearance:none;width:44px;height:26px;border-radius:20px;background:var(--line);border:1px solid var(--line);cursor:pointer;flex-shrink:0;position:relative;margin:0}.switch:before{content:'';display:block;width:22px;height:22px;margin:1px;border-radius:50%;background:white;box-shadow:0 1px 3px #0002;transition:transform .18s}.switch:checked{background:var(--accent);border-color:var(--accent)}.switch:checked:before{transform:translateX(18px)}.rate-card{padding:22px}.rate-card h3{margin-bottom:14px}.rate{padding:12px 0;border-bottom:1px solid var(--line);margin-bottom:12px}.rate>.hint{margin-left:10px}.metric{font-size:44px;font-weight:600;letter-spacing:-1px;line-height:1.4;margin-top:8px}.metric small{font-weight:400;font-size:13px;letter-spacing:0;margin-left:8px}.tag{display:inline-block;background:var(--soft);color:var(--accent);padding:3px 9px;border-radius:20px;font-size:12px;font-weight:500;white-space:nowrap}.tag.peak{background:var(--text);color:var(--surface)}.totals .row small{margin-left:7px}.transport-value{font-size:15px;text-align:right;max-width:70%}.notice{background:var(--soft);border-radius:12px;padding:15px 17px;margin:14px 0;font-size:13px;line-height:1.8}.source{font-size:12px;color:var(--secondary);line-height:1.9;margin-top:28px}.result-context{margin-bottom:16px}.empty{padding:60px 20px;color:var(--secondary);font-size:14px;text-align:center;line-height:1.8}.results .empty{padding-top:120px}.about{text-align:center;margin-top:48px}.about img{width:64px;height:64px;border-radius:16px}.about h2{margin:12px 0 6px}.about p{font-size:13px;color:var(--secondary)}.prose{line-height:1.9;font-size:15px}.prose>h2{margin:28px 0 12px}.prose>p{margin-bottom:16px}footer{max-width:1120px;margin:auto;padding:0 24px 28px;font-size:12px;color:var(--secondary)}dialog{border:0;color:var(--text);background:var(--surface);padding:0}dialog::backdrop{background:#0005}body.modal-open{overflow:hidden}.sheet{position:fixed;inset:auto 0 0;width:min(680px,100%);height:min(66dvh,560px);max-height:calc(100dvh - 80px);max-width:100%;margin:auto;border-radius:22px 22px 0 0;padding:8px 20px max(16px,env(safe-area-inset-bottom));overflow:hidden}.sheet[open]{display:flex;flex-direction:column;animation:slide-in .2s ease-out}.sheet-head{display:flex;align-items:center;justify-content:space-between;min-height:56px;gap:16px;flex-shrink:0}.sheet-head h2{font-size:20px;font-weight:600}.sheet-head button{color:var(--accent);min-width:44px;min-height:44px;text-align:right}.sheet-search{margin:4px 0 16px;flex-shrink:0}.columns{display:flex;flex:1;min-height:0;overflow:hidden;margin:0 -20px;border-top:1px solid var(--line)}.province-list{width:106px;flex-shrink:0;overflow:auto;background:var(--bg)}.province-list button{display:block;width:100%;min-height:54px;padding:15px 12px;text-align:center;font-size:15px;border-left:3px solid transparent}.province-list button[aria-pressed=true]{color:var(--accent);background:var(--surface);border-left-color:var(--accent);font-weight:600}.city-list{flex:1;min-width:0;overflow:auto}.city-list>p{padding:16px 18px 8px;font-size:12px}.city-list button{width:100%;padding:16px 18px;min-height:56px;display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid var(--line)}.city-list small{color:var(--accent);flex-shrink:0}.selected{color:var(--accent);background:var(--soft)}.sheet-foot{padding-top:12px;flex-shrink:0}.sheet-scroll{overflow:auto;min-height:0;flex:1}.identity-option{padding:14px 12px;min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;border-bottom:1px solid var(--line)}.identity-option small{display:block;margin-top:3px}.identity-option.selected{border-radius:12px}.details-caption{padding-bottom:12px;flex-shrink:0}.daily-list{background:var(--bg);border-radius:14px}.daily{padding:18px;border-bottom:1px solid var(--line)}.daily:last-child{border:0}.daily header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.daily-values{display:flex;gap:12px}.daily-values>div{flex:1}.daily-values p{margin-top:5px}.daily-values p small{margin-left:7px}.daily>.hint{margin-top:8px}#info{width:calc(100% - 40px);max-width:460px;max-height:calc(100dvh - 120px);border-radius:16px;padding:20px 22px;line-height:1.9}#info h2{font-size:17px;margin-bottom:8px}#info>p{font-size:15px}#info>.hint{font-size:12px;margin-top:12px}.error{color:#a52b21;padding:20px}.sheet.destination:has(.search:focus-within){max-height:calc(100dvh - 24px)}@keyframes slide-in{from{transform:translateY(30px);opacity:0}to{transform:none;opacity:1}}@media(prefers-reduced-motion:reduce){*,*:before{animation:none!important;transition:none!important}}@media(prefers-color-scheme:dark){:root{--bg:#111214;--surface:#212226;--text:#f3f4f6;--secondary:#afbfb6;--accent:#8cceb7;--soft:#243a30;--search:#26302c;--line:#343e38}}@media(max-width:760px){.site-header{padding:16px 20px}.site-header nav a{padding:8px 18px}main{padding:16px 20px 32px}.travel-layout{display:block}.results{margin-top:28px}.results .empty{padding:40px 16px}.page-heading{margin:12px 0 24px}.back+.page-heading{margin-top:10px}.date-field strong{font-size:25px}.metric{font-size:44px}.option-copy{max-width:calc(100% - 52px)}}

/* Shared visual tokens, layouts tailored to pointer/viewport rather than a scaled phone. */
.mobile-nav{display:none}.conditions,.results{min-width:0}.totals .row>span:last-child{font-variant-numeric:tabular-nums;overflow-wrap:anywhere;text-align:right}.metric{font-variant-numeric:tabular-nums}.daily-values>div{min-width:0}.daily-values p{overflow-wrap:anywhere}
@media(min-width:961px){
 .site-header{max-width:1280px;padding:24px 40px}.site-header nav a{min-height:44px;display:inline-flex;align-items:center}
 main{max-width:1248px;padding:32px 32px 64px}.page-heading{margin:18px 0 36px}.page-heading h1{font-size:40px}.page-heading p{font-size:15px}
 .travel-layout{grid-template-columns:minmax(320px,380px) minmax(0,1fr);gap:48px}.conditions{position:sticky;top:24px;max-height:calc(100dvh - 48px);overflow:auto;padding:2px 4px 8px;margin:-2px -4px -8px}.results .first{line-height:30px}.result-context{margin-bottom:18px}
 .home-page{max-width:1120px;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);column-gap:64px;align-items:start}.home-page>.page-heading{grid-column:1/-1}.home-page>.search{grid-column:1;grid-row:2;margin:0 0 20px}.home-page>#tool-list{grid-column:1;grid-row:3}.home-page #tool-list>.section-label{margin-top:0}.home-page>.section-title{grid-column:2;grid-row:2;margin:8px 4px 20px}.home-page>.group{grid-column:2;grid-row:3;margin:0}.home-page .tool{padding:28px}.home-page .tool h2{font-size:28px}
 .sheet:not(.details){inset:0;margin:auto;border-radius:22px;height:min(72dvh,600px);max-height:calc(100dvh - 64px);width:600px}.sheet:not(.details)[open]{animation:dialog-in .16s ease-out}
 .sheet.details{inset:0 0 0 auto;margin:0;width:520px;height:100dvh;max-height:none;border-radius:22px 0 0 22px;padding:20px 24px 24px}.sheet.details[open]{animation:drawer-in .2s ease-out}.sheet.details .daily-list{margin-top:8px}.sheet.details .sheet-head{min-height:64px}
 footer{max-width:1248px;padding-left:32px;padding-right:32px}
}
@media(min-width:701px) and (max-width:960px){
 .travel-layout{display:block}.conditions{display:grid;grid-template-columns:1fr 1fr;gap:0 20px;align-items:start}.conditions>.group{margin-top:0}.conditions>.hint,.conditions>.text-action,.conditions>.options{grid-column:1/-1}.conditions>.date-range{min-height:164px}.results{margin-top:28px}.sheet{width:min(680px,calc(100% - 40px));border-radius:22px 22px 0 0}
}
@media(max-width:700px){
 .site-header{padding:16px 20px 12px}.site-header>nav{display:none}.brand{font-size:20px}.brand img{width:32px;height:32px}
 main{padding:12px 20px 32px}.travel-layout{display:block}.results{margin-top:28px}.page-heading h1{font-size:34px}.date-range{gap:8px;padding:18px 16px}.date-field strong{font-size:clamp(21px,6.4vw,25px)}.date-field small{font-size:12px}.row{gap:12px}.metric{font-size:clamp(36px,11vw,44px)}.metric small{display:inline-block}.transport-value{max-width:66%}
 body{padding-bottom:calc(66px + env(safe-area-inset-bottom))}.mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:20;align-items:center;justify-content:space-around;background:var(--surface);border-top:1px solid var(--line);padding:6px 20px calc(6px + env(safe-area-inset-bottom))}.mobile-nav a{display:flex;flex-direction:column;gap:3px;align-items:center;justify-content:center;min-height:52px;min-width:96px;color:var(--secondary);font-size:11px}.mobile-nav a[aria-current=page]{color:var(--accent)}
 .sheet{width:100%;max-height:calc(100dvh - 64px)}.sheet.details{height:min(76dvh,640px)}.sheet[open]{z-index:30}.sheet-head button{min-height:44px}.sheet-search{margin-bottom:12px}.province-list{width:96px}.city-list button{padding:15px 16px;min-height:56px}.sheet-foot{font-size:11px}.daily{padding:16px}.daily-values{gap:8px}.daily-values small{font-size:12px}
}
@media(max-width:359px){main{padding-left:16px;padding-right:16px}.row{padding-left:14px;padding-right:14px;font-size:15px}.row-right{max-width:65%;gap:6px}.value,select{font-size:14px}.option{padding-top:6px;padding-bottom:6px}.info-button{width:40px}.date-range{padding:16px 12px;gap:6px}.date-field strong{font-size:20px}.date-field small{font-size:11px}.daily-values p{font-size:15px}}
@keyframes dialog-in{from{opacity:0}to{opacity:1}}@keyframes drawer-in{from{transform:translateX(32px);opacity:0}to{transform:translateX(0);opacity:1}}
@media(prefers-reduced-motion:reduce){.sheet[open]{animation:none!important}}

/* All custom choice lists share hover, selection and close-button geometry. */
.identity-option{border:0;border-radius:12px;margin:3px 0;transition:background-color .14s ease}.identity-option:hover,.identity-option:focus-visible{border-radius:12px;background:var(--soft)}.identity-option:focus-visible{outline-offset:-2px}.identity-option.selected{border-radius:12px}.sheet-head button{padding:0 12px;min-width:64px;min-height:44px;border-radius:10px;text-align:center;flex-shrink:0}.sheet:is(.identity,.fund){height:fit-content;max-height:min(76dvh,600px)}.sheet:is(.identity,.fund) .sheet-scroll{padding:2px 0}.sheet.fund .sheet-foot{padding-top:8px}