:root{--bg:#eceff3;--paper:#fff;--ink:#0e1a2b;--mut:#56627a;--line:#d5dbe4;--sig:#f2a900;--sigd:#8a5d00;--lnk:#1450b8;--card:#fff;--bd:#d5dbe4}
@media(prefers-color-scheme:dark){:root{--bg:#0a1120;--paper:#111b2f;--ink:#edf1f8;--mut:#9eabc4;--line:#25324d;--sig:#f2a900;--sigd:#f2a900;--lnk:#8db4ff;--card:#111b2f;--bd:#25324d}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font:17px/1.65 Archivo,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--lnk);text-underline-offset:3px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--sig);outline-offset:2px}
h1,h2,h3,h4{line-height:1.2;letter-spacing:-.01em}h1{font-size:clamp(28px,5vw,40px);font-weight:800;margin:.4em 0 .5em}h2{font-size:23px;font-weight:700;margin:1.6em 0 .5em}h3{font-size:18px;margin:1.1em 0 .3em}
p,li{max-width:70ch}
main,header.top,footer.foot{max-width:1040px;margin:0 auto;padding:16px 20px}
main{padding-bottom:36px}
.top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;border-bottom:4px solid transparent;border-image:linear-gradient(90deg,#f4b400 0 12%,#1a73e8 12% 24%,#e03131 24% 36%,#2e9e44 36% 48%,#7b1fa2 48% 60%,#c2185b 60% 72%,#00acc1 72% 84%,#ff7a00 84% 100%) 1;max-width:none;padding-left:max(20px,calc((100vw - 1000px)/2));padding-right:max(20px,calc((100vw - 1000px)/2));background:var(--paper)}
.top nav{display:flex;gap:4px;flex-wrap:wrap}.top nav a{color:var(--ink);text-decoration:none;font-weight:600;font-size:15px;padding:8px 12px;border-radius:8px}.top nav a:hover{background:var(--bg)}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--ink)!important;font-weight:800;font-size:21px;text-decoration:none}.logo b{color:var(--sigd)}
.ic{width:20px;height:20px;vertical-align:-4px;color:currentColor}
.hero{background:var(--ink);color:#fff;border-radius:6px;padding:30px 26px 26px;margin:20px 0 18px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;left:0;right:0;top:0;height:8px;background:linear-gradient(90deg,#f4b400 0 12%,#1a73e8 12% 24%,#e03131 24% 36%,#2e9e44 36% 48%,#7b1fa2 48% 60%,#c2185b 60% 72%,#00acc1 72% 84%,#ff7a00 84% 100%)}
.hero h1{color:#fff;margin:.3em 0 .25em;max-width:18ch}.hero p{color:#c6d0e2;margin:0 0 4px}
.sb{display:grid;gap:10px;margin-top:18px;grid-template-columns:1fr 1fr 1fr auto;align-items:end}
.sb select,.sb input{padding:14px;border-radius:4px;border:2px solid transparent;font:600 16px Archivo,system-ui,sans-serif;width:100%;background:#fff;color:#0e1a2b}
.sb input::placeholder{color:#6b7790;font-weight:400}
@media(max-width:760px){.sb{grid-template-columns:1fr}}
.btn{display:inline-flex;gap:8px;align-items:center;justify-content:center;background:var(--sig);color:#0e1a2b!important;border:0;border-radius:4px;padding:14px 20px;font:700 16px Archivo,system-ui,sans-serif;text-decoration:none;cursor:pointer;min-height:48px}
.btn:hover{filter:brightness(1.07)}.btn.alt{background:var(--paper);border:2px solid var(--ink);color:var(--ink)!important}
.card{background:var(--card);border:1px solid var(--bd);border-radius:6px;padding:16px 18px;margin:12px 0}
.card h2,.card h3{margin-top:0}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--bd);border-radius:6px;background:var(--card);overflow:hidden;margin:14px 0}
.stats>.card{border:0;border-radius:0;margin:0;border-right:1px solid var(--bd);display:flex;flex-direction:column;gap:2px;font-size:14px;color:var(--mut)}.stats>.card:last-child{border-right:0}
.stats b{font-size:26px;color:var(--ink);line-height:1.1}.stats .ic{color:var(--sigd)}
@media(max-width:700px){.stats{grid-template-columns:repeat(2,1fr)}.stats>.card:nth-child(2n){border-right:0}.stats>.card{border-bottom:1px solid var(--bd)}}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px;margin:12px 0}
.tile{display:block;background:var(--card);border:1px solid var(--bd);border-radius:6px;padding:0 0 14px;text-decoration:none;color:var(--ink);overflow:hidden}
.tile:hover{border-color:var(--ink)}.tile .bars{display:flex;height:8px}.tile .bars i{flex:1}
.tile strong{display:block;padding:12px 16px 0;font-size:18px}.tile span{display:block;padding:2px 16px 0;color:var(--mut);font-size:14px}
.tl{list-style:none;margin:10px 0;padding:0 0 0 26px;border-left:4px solid var(--sig)}.tl li{position:relative;padding:6px 0}
.tl li:before{content:"";position:absolute;left:-34px;top:14px;width:12px;height:12px;border-radius:50%;background:var(--paper);border:3px solid var(--ink)}.tl .e{font-weight:700}.tl .e:before{background:var(--sig)}
.tb{width:100%;border-collapse:collapse}.tb td{padding:9px 4px;border-bottom:1px solid var(--line)}.tb tr:last-child td{border-bottom:0}
.dot{display:inline-block;width:14px;height:14px;border-radius:3px;margin-right:9px;vertical-align:-1px}
ul.l{columns:3;column-gap:28px;padding-left:18px;max-width:none}ul.l li{break-inside:avoid;padding:2px 0}@media(max-width:820px){ul.l{columns:2}}@media(max-width:520px){ul.l{columns:1}}
.crumb{font-size:14px;color:var(--mut);margin:14px 0 0}
.rm svg{max-width:440px;display:block;margin:0}
.seg{stroke-dasharray:28;stroke-dashoffset:28;animation:dr .5s ease-out forwards}@keyframes dr{to{stroke-dashoffset:0}}
@media(prefers-reduced-motion:reduce){.seg{animation:none;stroke-dashoffset:0}.train{display:none}}
.foot{border-top:1px solid var(--line);margin-top:20px;font-size:15px}
.fg{display:grid;grid-template-columns:2fr 2fr 1fr 1fr;gap:24px}.fg a{display:block;color:var(--mut);text-decoration:none;margin:5px 0}.fg a:hover{color:var(--ink);text-decoration:underline}.fg h4{margin:0 0 8px;font-size:15px}
.fgc{column-count:2}.dis{font-size:13px;color:var(--mut);max-width:none}
@media(max-width:700px){.fg{grid-template-columns:1fr}}
.guide{max-width:760px}.guide p,.guide li{max-width:none}.guide h2{border-top:1px solid var(--line);padding-top:18px}
.note{border-left:4px solid var(--sig);background:var(--card);padding:12px 16px;margin:16px 0;border-radius:0 6px 6px 0}
@media(max-width:700px){.top nav{flex-wrap:nowrap;overflow-x:auto;width:100%;-webkit-overflow-scrolling:touch;scrollbar-width:none}.top nav a{white-space:nowrap}}
/* ---- app-like mobile ---- */
.ac{position:relative}.ac input{width:100%}.swp{position:absolute;right:6px;top:6px;width:40px;height:40px;border:0;border-radius:8px;background:var(--bg);color:#0e1a2b;font-size:22px;cursor:pointer}
.sug{display:none;position:absolute;z-index:30;left:0;right:0;top:100%;margin-top:4px;background:#fff;color:#0e1a2b;border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.28);overflow:hidden}
.sug button{display:block;width:100%;text-align:left;border:0;border-bottom:1px solid #e6eaf0;background:#fff;color:#0e1a2b;font:600 17px Archivo,system-ui,sans-serif;padding:14px 16px;min-height:48px}.sug button:active{background:#fff3cf}
.ac input{padding-right:56px!important}
.tabbar{display:none}
@media(max-width:760px){
 body{font-size:16px;padding-bottom:calc(68px + env(safe-area-inset-bottom));-webkit-tap-highlight-color:transparent;overscroll-behavior-y:contain}
 main,header.top,footer.foot{padding-left:16px;padding-right:16px}
 .top{padding:10px 16px!important;position:sticky;top:0;z-index:40;gap:6px}
 .top .logo{font-size:19px}.top nav{margin:0 -16px;padding:0 12px 2px;gap:2px}.top nav a{padding:9px 13px;background:var(--bg);border-radius:99px;font-size:14px;margin-right:6px}.top nav a:nth-last-child(-n+2){display:none}
 h1{font-size:27px}h2{font-size:21px;margin-top:1.4em}
 .hero{margin:12px -16px 14px;border-radius:0;padding:26px 16px 20px}
 .hero h1{font-size:30px;max-width:none}
 .sb select,.sb input{padding:16px;border-radius:12px;font-size:17px;min-height:54px}
 .btn{min-height:54px;border-radius:12px;font-size:17px;width:100%}
 .btn.alt{width:auto}
 .card{border-radius:14px;padding:14px 16px}
 .stats{border-radius:14px}.tile{border-radius:14px}
 .tiles{grid-template-columns:1fr 1fr;gap:10px}.tile strong{font-size:16px;padding:10px 12px 0}.tile span{padding:2px 12px 0;font-size:13px}
 ul.l a{display:block;padding:9px 0}ul.l li{border-bottom:1px solid var(--line)}
 .tb td{padding:12px 4px}
 .rm svg{max-width:100%}
 #mp{height:calc(100vh - 330px)!important;min-height:380px}
 #zi,#zo{width:54px;padding:0}
 .foot{padding-bottom:20px}
 .tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:50;background:var(--paper);border-top:1px solid var(--line);padding:6px 4px calc(6px + env(safe-area-inset-bottom));box-shadow:0 -4px 18px rgba(14,26,43,.10)}
 .tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;color:var(--mut);text-decoration:none;font-size:11.5px;font-weight:700;padding:6px 0;border-radius:12px}
 .tabbar a[aria-current]{color:var(--ink)}.tabbar a[aria-current] svg{color:var(--sigd);stroke-width:2.4}
 .tabbar a:active{background:var(--bg)}
}
@media(display-mode:standalone){.foot .dis{display:none}}