:root{
  --paper:#FBFAF6; --ink:#0B0B0B; --ink2:#2C2C2C; --grey:#4D4D4D; --acid:#FFD200;
  --amber:#7A5F00; --tint:#F2F7FF; --line:#E3E1D9; --r:5px; --maxw:1200px; --wide:1382px;
}
*{box-sizing:border-box}
html{overflow-x:clip;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Archivo,system-ui,-apple-system,sans-serif;
  font-size:19px;line-height:1.5;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s,border-color .18s,background-color .18s,opacity .18s}
button{font-family:inherit}
h1,h2,h3,h4{font-family:Fraunces,Georgia,serif;font-weight:400;margin:0;letter-spacing:-.012em}
h1{font-size:clamp(38px,5.6vw,80px);line-height:.94}
h2{font-size:clamp(28px,3.7vw,55px);line-height:1.0}
h3{font-size:clamp(20px,1.9vw,26px);line-height:1.18}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0 0 1em;padding-left:1.15em}
li{margin:0 0 .45em}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.wide{max-width:var(--wide)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-9999px;top:0;background:var(--acid);color:#000;padding:10px 18px;z-index:200;border-radius:0 0 var(--r) 0}
.skip:focus{left:0}
.kick{font-family:Archivo,sans-serif;font-size:12.5px;font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ink2);margin:0 0 14px}
.lede{font-size:clamp(18px,1.45vw,21px);line-height:1.5;color:var(--ink2);max-width:50ch}
.small{font-size:15.5px;color:var(--grey)}
.tnum{font-variant-numeric:tabular-nums}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:var(--r);
  padding:13px 22px;font-size:16px;font-weight:600;line-height:1.2;border:1.5px solid transparent;
  transition:background-color .15s,color .15s,border-color .15s}
.btn-acid{background:var(--acid);color:var(--ink);border-color:var(--acid)}
.btn-acid:hover{background:var(--ink);color:var(--acid);border-color:var(--ink)}
.btn-ghost{border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}
.btn-ghost.dk{color:#fff;border-color:rgba(255,255,255,.62)}
.btn-ghost.dk:hover{background:var(--acid);color:var(--ink);border-color:var(--acid)}
.btn:active{transform:translateY(1px)}
.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible,
select:focus-visible{outline:2.5px solid var(--ink);outline-offset:3px;border-radius:var(--r)}
.btn-sm{padding:9px 16px;font-size:14.5px}

/* header */
.hdr{position:sticky;top:0;z-index:80;background:var(--paper);border-bottom:1px solid var(--line)}
.hdr-top{display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:12.5px;
  letter-spacing:.05em;color:var(--ink2);padding:8px 0;border-bottom:1px solid var(--line)}
.hdr-top b{font-weight:600;color:var(--ink)}
.hdr-top .dot{color:var(--acid);font-size:15px;line-height:0}
.hdr-in{display:flex;align-items:center;gap:26px;padding:12px 0;position:relative}
.brand{display:flex;flex-direction:column;align-items:flex-start;gap:6px;flex:0 0 auto}
.brand svg{width:26px;height:26px;fill:none;stroke:var(--ink);stroke-width:3.2;stroke-linecap:round}
.brand .bn{font-family:Fraunces,serif;font-size:15px;letter-spacing:.15em;text-transform:uppercase;line-height:.9}
.nav{display:flex;align-items:center;gap:24px;margin-left:auto}
.nav>a,.nav .dd>summary{font-family:Fraunces,serif;font-size:18.5px;line-height:1;padding:4px 0;
  border-bottom:2px solid transparent;transition:border-color .15s;cursor:pointer}
.nav>a:hover,.nav .dd>summary:hover{border-color:var(--acid)}
.nav>a:active,.nav .dd>summary:active{border-color:var(--ink);opacity:.75}
.nav>a.on,.nav .dd.on>summary{border-color:var(--ink)}
.dd{position:relative}
.dd>summary{list-style:none;display:flex;align-items:center;gap:6px}
.dd>summary::-webkit-details-marker{display:none}
.dd>summary:after{content:"";width:5px;height:5px;border-right:1.6px solid currentColor;
  border-bottom:1.6px solid currentColor;transform:rotate(45deg) translateY(-2px)}
.dd-panel{position:absolute;top:calc(100% + 10px);left:-14px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r);box-shadow:0 18px 40px rgba(0,0,0,.09);padding:8px;min-width:216px;
  display:flex;flex-direction:column;z-index:90}
.dd-panel a{font-family:Archivo,sans-serif;font-size:15.5px;padding:9px 11px;border-radius:4px;transition:background-color .15s}
.dd-panel a:hover{background:var(--tint)}
.hdr-act{display:flex;align-items:center;gap:16px;flex:0 0 auto}
.hdr-act .mail{font-size:14.5px;color:var(--ink2);border-bottom:1px solid var(--line);padding-bottom:2px}
.hdr-act .mail:hover{border-color:var(--ink);color:var(--ink)}
.burger{display:none}
@media (max-width:1040px){
  .nav{display:none}
  .hdr-act .mail{display:none}
  .burger{display:block;margin-left:auto;position:relative}
  .burger>summary{list-style:none;display:flex;align-items:center;gap:8px;background:var(--acid);
    color:var(--ink);border-radius:var(--r);padding:9px 15px;font-size:15px;font-weight:600;cursor:pointer}
  .burger>summary::-webkit-details-marker{display:none}
  .burger-panel{position:absolute;right:0;top:calc(100% + 10px);width:min(300px,86vw);background:#fff;
    border:1px solid var(--line);border-radius:var(--r);box-shadow:0 18px 40px rgba(0,0,0,.1);
    padding:10px;display:flex;flex-direction:column;z-index:95}
  .burger-panel a{font-family:Fraunces,serif;font-size:19px;padding:10px 12px;border-radius:4px}
  .burger-panel a:hover{background:var(--tint)}
  .burger-panel .sub{font-family:Archivo,sans-serif;font-size:15.5px;padding-left:24px;color:var(--ink2)}
}
@media (max-width:1040px){.hdr-top{display:none}}

/* hero */
.hero{position:relative;overflow:hidden;background:#000;color:#fff;isolation:isolate}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9;
  transform:scale(1.03);animation:kb 26s ease-in-out infinite alternate}
@keyframes kb{from{transform:scale(1.01)}to{transform:scale(1.09)}}
@media (prefers-reduced-motion:reduce){.hero-img{animation:none;transform:none}}
.hero-scrim{position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(0,0,0,.62) 0%,rgba(0,0,0,.22) 42%,rgba(0,0,0,.78) 100%)}
.hero-in{position:relative;z-index:2;min-height:min(72vh,600px);display:flex;flex-direction:column;
  justify-content:center;align-items:center;text-align:center;padding:clamp(56px,8vw,96px) 24px}
.hero h1{max-width:20ch;text-wrap:balance;margin-bottom:22px}
.hero .lede{color:rgba(255,255,255,.9);margin:0 auto 30px;max-width:54ch}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
.chip{display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.34);border-radius:100px;padding:7px 15px;font-size:13.5px;
  letter-spacing:.06em;text-transform:uppercase;margin-bottom:22px}
.chip i{width:7px;height:7px;border-radius:50%;background:var(--acid);display:block}

/* page head */
.phead{padding:clamp(40px,5vw,74px) 0 clamp(26px,3vw,40px);border-bottom:1px solid var(--line)}
.phead-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,.85fr);gap:44px;align-items:end}
.phead h1{margin-bottom:18px;max-width:22ch}
.phead .aside{border-left:2px solid var(--acid);padding-left:20px;font-size:16.5px;color:var(--ink2)}
.phead .aside b{display:block;font-family:Archivo,sans-serif;font-size:12.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ink);margin-bottom:6px}

/* bands */
.band{padding:clamp(44px,5.6vw,88px) 0}
.band-tint{background:var(--tint)}
.band-ink{background:var(--ink);color:var(--paper)}
.band-acid{background:var(--acid);color:var(--ink)}
.band-ink .lede,.band-ink .kick,.band-ink .small{color:rgba(251,250,246,.76)}
.band-ink .btn-ghost{border-color:rgba(251,250,246,.6);color:var(--paper)}
.band-ink .btn-ghost:hover{background:var(--acid);border-color:var(--acid);color:var(--ink)}
.shead{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;
  border-bottom:1px solid currentColor;border-color:var(--line);padding-bottom:16px;margin-bottom:34px}
.band-ink .shead,.band-acid .shead{border-color:rgba(0,0,0,.22)}
.band-ink .shead{border-color:rgba(251,250,246,.28)}
.shead h2{max-width:24ch}

/* grids & cards */
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}
.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:34px}
.card figure{margin:0 0 15px;border-radius:var(--r);overflow:hidden;background:#E7E5DD;aspect-ratio:16/10}
.card img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.card{transition:transform .22s}
.card:hover{transform:translateY(-2px)}
.card:hover img{transform:scale(1.035)}
.card:active{transform:translateY(0)}
.card .meta{display:flex;flex-wrap:wrap;gap:9px;align-items:center;font-size:12.5px;font-weight:600;
  letter-spacing:.1em;text-transform:uppercase;color:var(--grey);margin-bottom:9px}
.card h3{margin-bottom:9px}
.card p{font-size:16.5px;color:var(--ink2);margin-bottom:12px}
.lbl{display:none}
@media (max-width:860px){.lbl{display:inline;font-size:11.5px;font-weight:700;letter-spacing:.12em;
  text-transform:uppercase;color:var(--grey);margin-right:7px}}
.tba{background:var(--acid);color:var(--ink);padding:2px 7px;border-radius:3px;letter-spacing:.08em}
.band-ink .card p{color:rgba(251,250,246,.74)}
.link-arrow{font-size:15px;font-weight:600;border-bottom:1.6px solid var(--acid);padding-bottom:2px;
  transition:border-color .15s,color .15s}
.link-arrow:hover{border-color:var(--ink)}
.band-ink .link-arrow:hover{border-color:var(--paper)}

/* facts strip */
.strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:1px solid rgba(0,0,0,.18)}
.strip div{padding:24px 26px 24px 0;border-right:1px solid rgba(0,0,0,.18)}
.strip div:last-child{border-right:0}
.strip b{display:block;font-family:Fraunces,serif;font-size:30px;line-height:1.05;margin-bottom:6px}
.strip span{font-size:15px;color:var(--ink2)}
.band-ink .strip span{color:rgba(251,250,246,.78)}
.band-ink .strip b{color:var(--paper)}
.band-tint .strip span{color:var(--ink2)}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:9px;margin:0 0 26px}
.chip-l{border:1.5px solid #C9C7BE;border-radius:100px;padding:8px 16px;font-size:14.5px;font-weight:600}
.chip-l:hover{border-color:var(--ink)}
.chip-l.on{background:var(--ink);border-color:var(--ink);color:var(--paper)}

/* listing rows */
.rows{border-top:1px solid var(--line)}
.row{display:grid;grid-template-columns:1.05fr 1.5fr .95fr .85fr auto;gap:18px;align-items:center;
  padding:20px 0;border-bottom:1px solid var(--line)}
.row .c{font-family:Fraunces,serif;font-size:23px;line-height:1.1}
.row .p{font-size:16.5px;color:var(--ink2)}
.row .v{font-size:14.5px;color:var(--grey)}
.row .act{justify-self:end}
.rowheadx{grid-template-columns:1.05fr 1.5fr .95fr .85fr auto;display:grid;gap:18px;padding:10px 0;
  font-size:12px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--grey);
  border-bottom:1px solid var(--line)}
@media (max-width:860px){.rowheadx{display:none}}
.rowhead{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--grey);
  padding:12px 0;border-bottom:1px solid var(--line)}
@media (max-width:860px){
  .row{grid-template-columns:1fr auto;gap:8px 14px}
  .row .p,.row .v{grid-column:1/-1}
  .rowhead{display:none}
}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px;counter-reset:s}
.step{border-top:2px solid var(--ink);padding-top:18px}
.step .n{font-family:Archivo,sans-serif;font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--amber);margin-bottom:10px}
.band-ink .step{border-color:var(--acid)}
.band-ink .step .n{color:var(--acid)}
.step h3{font-size:22px;margin-bottom:8px}
.step p{font-size:16.5px;color:var(--ink2)}
.band-ink .step p{color:rgba(251,250,246,.76)}

/* forms */
.form{max-width:640px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field label{font-size:12.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink2)}
.field .hint{font-size:13.5px;color:var(--grey);font-weight:400;letter-spacing:0;text-transform:none}
input,select,textarea{font-family:inherit;font-size:16.5px;padding:12px 14px;border:1.5px solid #C9C7BE;
  border-radius:var(--r);background:#fff;color:var(--ink);width:100%}
input:focus,textarea:focus,select:focus{outline:2px solid var(--acid);outline-offset:1px;border-color:var(--ink)}
textarea{min-height:132px;resize:vertical}
.checks{display:flex;flex-wrap:wrap;gap:10px;margin:2px 0 4px}
.checks label{display:inline-flex;align-items:center;gap:8px;border:1.5px solid #C9C7BE;border-radius:var(--r);
  padding:9px 13px;font-size:15px;font-weight:500;cursor:pointer;background:#fff;text-transform:none;letter-spacing:0}
.checks input{width:16px;height:16px;padding:0;accent-color:var(--ink)}
.checks label:has(input:checked){border-color:var(--ink);background:var(--tint)}
.form-ok{border:1.5px solid var(--ink);border-radius:var(--r);padding:22px 24px;background:#fff}
.form-ok h3{margin-bottom:8px}
.form-ok p{font-size:16px;color:var(--ink2)}
.form-err{border:1.5px solid #B3261E;border-radius:var(--r);padding:14px 16px;background:#FDF3F2;
  font-size:15px;color:#7E1A14;margin-bottom:14px}

/* prose (legal) */
.prose-grid{display:grid;grid-template-columns:minmax(0,1fr) 264px;gap:56px;align-items:start}
.prose h2{font-size:clamp(24px,2.3vw,32px);margin:38px 0 12px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:20px;margin:26px 0 8px}
.prose p,.prose li{font-size:16.5px;line-height:1.62;color:var(--ink2);max-width:57ch}
.prose ul{padding-left:1.1em}
.toc{position:sticky;top:104px;border-top:2px solid var(--acid);padding-top:14px}
.toc b{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:10px}
.toc a{display:block;font-size:15px;color:var(--ink2);padding:5px 0;border-bottom:1px solid transparent}
.toc a:hover{color:var(--ink);border-color:var(--line)}
@media (max-width:900px){.prose-grid{grid-template-columns:1fr;gap:24px}.toc{position:static;order:-1}}
.facts{width:100%;border-collapse:collapse;font-size:16px;margin:6px 0 8px}
.facts th,.facts td{text-align:left;padding:12px 14px 12px 0;border-bottom:1px solid var(--line);vertical-align:top}
.facts th{width:38%;font-weight:600;color:var(--ink);font-size:13px;letter-spacing:.08em;text-transform:uppercase}
.facts td{color:var(--ink2)}

/* faq */
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{font-family:Fraunces,serif;font-size:21px;cursor:pointer;list-style:none;display:flex;
  justify-content:space-between;gap:16px;align-items:baseline}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";font-family:Archivo,sans-serif;font-size:22px;line-height:1;color:var(--amber)}
.faq details[open] summary:after{content:"–"}
.faq .a{padding-top:12px;font-size:16.5px;color:var(--ink2);max-width:60ch}

/* reveal (容器级 · JS 门控) */
html.js .rv{opacity:0;transform:translateY(14px)}
html.js .rv.in{opacity:1;transform:none;transition:opacity .55s ease,transform .55s ease}
@media (prefers-reduced-motion:reduce){html.js .rv,html.js .rv.in{opacity:1;transform:none;transition:none}}

/* footer */
.ftr{background:var(--acid);color:var(--ink);padding:clamp(44px,5vw,64px) 0 0}
.ftr-grid{display:grid;grid-template-columns:minmax(0,1.35fr) repeat(3,minmax(0,1fr));gap:34px}
.ftr h4{font-family:Archivo,sans-serif;font-size:12px;font-weight:700;letter-spacing:.15em;
  text-transform:uppercase;margin:0 0 14px}
.ftr a{font-size:15.5px;display:block;padding:4px 0;transition:opacity .15s}
.ftr a:hover{text-decoration:underline;text-underline-offset:3px}
.ftr-brand{font-family:Fraunces,serif;font-size:clamp(32px,4.6vw,58px);line-height:.95;margin:0 0 12px}
.ftr-note{font-size:14.5px;max-width:34ch;line-height:1.45}
.ftr-news{margin-top:22px;display:flex;gap:10px;flex-wrap:wrap}
.ftr-news input{width:min(260px,100%);background:rgba(255,255,255,.72);border-color:rgba(11,11,11,.35)}
.ftr-legal{border-top:1px solid rgba(11,11,11,.24);margin-top:38px;padding:16px 0;font-size:13px;
  display:flex;flex-wrap:wrap;gap:8px 26px;justify-content:space-between;color:#3A2F00}
.meta-bar{background:var(--ink);color:rgba(251,250,246,.7);font-size:12.5px;padding:13px 0}
.meta-bar .wrap{display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between}
.meta-bar a{border-bottom:1px solid rgba(251,250,246,.3)}

/* cookie bar */
.ck-bar{position:fixed;left:0;right:0;bottom:0;z-index:120;background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -10px 34px rgba(0,0,0,.09)}
.ck-bar[hidden]{display:none}
.ck-in{max-width:var(--maxw);margin:0 auto;padding:15px 24px;display:flex;gap:16px;align-items:center;
  flex-wrap:wrap;font-size:14.5px}
.ck-in p{margin:0;flex:1 1 340px;color:var(--ink2);line-height:1.45}
.ck-in a{text-decoration:underline;text-underline-offset:3px}
.ck-act{display:flex;gap:9px;flex-wrap:wrap}

@media (max-width:900px){
  .grid3,.grid4,.grid2,.steps,.strip{grid-template-columns:1fr}
  .strip div{border-right:0;border-bottom:1px solid rgba(0,0,0,.18);padding:18px 0}
  .phead-grid{grid-template-columns:1fr;gap:24px}
  .ftr-grid{grid-template-columns:1fr 1fr;gap:26px}
  .hero-in{min-height:74vh}
  .row .act{grid-column:2;justify-self:end}
}
@media (max-width:620px){
  .brand svg{width:22px;height:22px}
  .brand{gap:4px}
  .brand .bn{font-size:11.5px;letter-spacing:.07em}
  body{font-size:17.5px}
  .ftr-grid{grid-template-columns:1fr}
  .hdr-in{gap:12px}
  .brand .bn{font-size:13.5px;letter-spacing:.12em}
  .grid3,.grid4{gap:26px}
  .card figure{aspect-ratio:3/2}
}