@font-face{font-family:Atkinson Hyperlegible;font-style:italic;font-weight:400;font-display:swap;src:url(/fonts/atkinson-400-italic.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Atkinson Hyperlegible;font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/atkinson-400.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Atkinson Hyperlegible;font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/atkinson-700.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Overpass;font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/overpass-700.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Overpass;font-style:normal;font-weight:800;font-display:swap;src:url(/fonts/overpass-800.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Noto Sans SC;font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/noto-sc-700.woff2) format("woff2")}:root{color-scheme:light;--paper: #f2f6f4;--surface: #ffffff;--ink: #0f2a33;--ink-soft: #46606a;--rule: #cfdcd9;--board: #0f2a33;--board-ink: #eef5f3;--jade: #00796b;--jade-deep: #005a50;--cobalt: #1d57c4;--signal: #f4b400;--alert-bg: #fff4d6;--alert-ink: #5c4200;--font-display: "Overpass", "Helvetica Neue", Arial, sans-serif;--font-body: "Atkinson Hyperlegible", "Segoe UI", Arial, sans-serif;--font-cjk: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;--measure: 68ch;--page: 1120px}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:1.0625rem;line-height:1.6}img{max-width:100%}a{color:var(--jade-deep);text-underline-offset:.18em}a:hover{color:var(--cobalt)}:focus-visible{outline:3px solid var(--cobalt);outline-offset:2px}h1,h2,h3{font-family:var(--font-display);line-height:1.12;letter-spacing:-.01em;text-wrap:balance;margin:0}h1{font-size:clamp(2.3rem,5.4vw,3.9rem);font-weight:800}h2{font-size:clamp(1.6rem,3.2vw,2.25rem);font-weight:800}h3{font-size:1.2rem;font-weight:700}p{margin:0}.wrap{width:100%;max-width:calc(var(--page) + 2 * max(16px,4vw));margin-inline:auto;padding-left:max(16px,4vw,env(safe-area-inset-left,0px));padding-right:max(16px,4vw,env(safe-area-inset-right,0px))}.band{padding-block:clamp(2.75rem,6vw,4.75rem)}.band--white{background:var(--surface)}.stack{display:grid;gap:1rem}.stack>*{min-width:0}.lede{font-size:1.2rem;color:var(--ink-soft);max-width:var(--measure)}.label{font-family:var(--font-display);font-size:.8rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--jade-deep)}.head{display:grid;gap:.6rem;margin-bottom:2rem;max-width:46rem}.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:var(--surface);padding:.5rem .75rem;z-index:20}.site-head{background:var(--surface);border-bottom:1px solid var(--rule)}.site-head__row{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.5rem 1.5rem;padding-block:.8rem}.brand{display:inline-flex;align-items:center;gap:.55rem;font-family:var(--font-display);font-weight:800;font-size:1.2rem;color:var(--ink);text-decoration:none}.brand svg{flex:none}.nav{display:flex;flex-wrap:wrap;align-items:center;gap:.2rem 1.15rem}.nav a{color:var(--ink);text-decoration:none;font-size:.98rem}.nav a:hover,.nav a[aria-current=page]{color:var(--jade-deep);text-decoration:underline}.nav a.nav__cta{color:var(--jade-deep);font-weight:700}.btn{display:inline-block;font-family:var(--font-display);font-weight:700;font-size:1.02rem;padding:.72rem 1.2rem .62rem;border:2px solid var(--jade);text-decoration:none;background:var(--jade);color:#fff;cursor:pointer}.btn:hover{background:var(--jade-deep);border-color:var(--jade-deep);color:#fff}.btn--ghost{background:transparent;color:var(--jade-deep)}.btn--ghost:hover{background:transparent;color:var(--cobalt);border-color:var(--cobalt)}.btn[disabled]{opacity:.6;cursor:progress}.actions{display:flex;flex-wrap:wrap;gap:.75rem}.hero{background:var(--surface);padding-block:clamp(2.25rem,5vw,4rem) 0;overflow:hidden}.hero__grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(1.5rem,4vw,3.5rem);align-items:end}.hero__copy{display:grid;gap:1.1rem;padding-bottom:clamp(2rem,5vw,3.5rem)}.floorline{height:10px;background:linear-gradient(90deg,var(--jade) 0 55%,var(--cobalt) 55% 82%,var(--signal) 82%)}.board{background:var(--board);color:var(--board-ink);padding:1.1rem 1.25rem 1.25rem}.board__title{font-family:var(--font-display);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;opacity:.8;margin-bottom:.4rem}.board__row{display:grid;grid-template-columns:2rem minmax(0,1fr) auto;gap:.75rem;align-items:center;padding-block:.62rem;border-top:1px solid rgba(238,245,243,.2)}.board__arrow{width:2rem;height:2rem;display:grid;place-items:center;color:#0f2a33;font-weight:800}.board__zh{font-family:var(--font-cjk);font-size:1.5rem;font-weight:700;line-height:1.2}.board__en{font-size:.95rem;opacity:.86;text-align:right}.way{list-style:none;margin:0;padding:0;display:grid}.way__stop{position:relative;display:grid;grid-template-columns:3rem minmax(0,1fr);gap:1rem;padding-bottom:1.8rem}.way__stop:before{content:"";position:absolute;left:calc(1.5rem - 4px);top:0;bottom:0;width:8px;background:var(--c, var(--jade))}.way__stop:last-child{padding-bottom:0}.way__stop:last-child:before{bottom:auto;height:3rem}.way__dot{position:relative;width:3rem;height:3rem;border-radius:50%;background:var(--surface);border:8px solid var(--c, var(--jade));display:grid;place-items:center;font-family:var(--font-display);font-weight:800;font-size:1rem;color:var(--ink)}.way__body{display:grid;gap:.3rem;padding-top:.45rem;max-width:var(--measure)}.way__body p{color:var(--ink-soft)}.fit{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem}.fit__col{background:var(--surface);padding:1.25rem;border-top:8px solid var(--c, var(--jade));display:grid;gap:.6rem;align-content:start}.fit ul,.prose ul{margin:0;padding-left:1.15rem;display:grid;gap:.35rem}.table-wrap{overflow-x:auto;background:var(--surface)}table{border-collapse:collapse;width:100%;font-size:.98rem;font-variant-numeric:tabular-nums}th,td{text-align:left;vertical-align:top;padding:.7rem .85rem;border-bottom:1px solid var(--rule)}th{font-family:var(--font-display);font-size:.82rem;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-soft);white-space:nowrap}.note{background:var(--alert-bg);color:var(--alert-ink);padding:1rem 1.15rem;border-left:8px solid var(--signal)}.note a{color:inherit}.small{font-size:.92rem;color:var(--ink-soft)}.rows{display:grid}.row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:.4rem 1.5rem;padding-block:1rem;border-top:1px solid var(--rule)}.row p{color:var(--ink-soft)}.page-head{background:var(--surface);padding-block:clamp(2rem,5vw,3.25rem)}.page-head__in{display:grid;gap:.75rem;max-width:50rem}.prose{max-width:var(--measure);display:grid;gap:1rem}.prose h2{font-size:1.6rem;margin-top:1.25rem}.prose h3{margin-top:.5rem}.prose>.table-wrap,.prose>.note{max-width:100%}.sources{margin-top:1.5rem;padding-top:1rem;border-top:1px solid var(--rule);font-size:.94rem;display:grid;gap:.4rem}.sources ol{margin:0;padding-left:1.2rem;display:grid;gap:.25rem}.form{display:grid;gap:1.05rem;max-width:42rem}.form__two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.field{display:grid;gap:.3rem;min-width:0}.field label,.field legend{font-weight:700;padding:0}.field input,.field select,.field textarea{width:100%;font:inherit;color:var(--ink);background:var(--surface);border:2px solid var(--rule);padding:.6rem .65rem}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--jade);outline:none}.field .hint{font-size:.9rem;color:var(--ink-soft)}.check{display:grid;grid-template-columns:1.25rem minmax(0,1fr);gap:.6rem;align-items:start}.check input{width:1.15rem;height:1.15rem;margin-top:.2rem}.trap{position:absolute;left:-9999px;height:1px;overflow:hidden}.form__status{padding:.8rem 1rem}.form__status--ok{background:#dcf1ec;color:#063f38}.form__status--err{background:#fde7e4;color:#7a1c10}.site-foot{background:var(--board);color:var(--board-ink);padding-block:2.25rem 2rem;font-size:.95rem}.site-foot a{color:var(--board-ink)}.site-foot__grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr) minmax(0,1fr);gap:1.5rem}.site-foot ul{list-style:none;margin:0;padding:0;display:grid;gap:.3rem}.site-foot__legal{margin-top:1.5rem;padding-top:1rem;border-top:1px solid rgba(238,245,243,.2);opacity:.85;font-size:.88rem}@media(max-width:860px){.hero__grid,.fit,.site-foot__grid,.row{grid-template-columns:minmax(0,1fr)}}@media(max-width:560px){.form__two{grid-template-columns:minmax(0,1fr)}.board__zh{font-size:1.3rem}th,td{padding:.55rem .6rem}}@media(prefers-reduced-motion:no-preference){.btn,a{transition:color .15s ease,background-color .15s ease}}
