:root{
  --jade:#2F8F7A; --jade-d:#1F6657; --jade-dd:#16463C; --jade-l:#CFE6DF;
  --sand:#E8E0D4; --paper:#F6F2EA; --ink:#1A1C1B; --white:#FBFAF7; --line:rgba(26,28,27,.14);
  --serif-zh:"Noto Serif SC","Source Han Serif SC","Songti SC",STSong,serif;
  --serif-en:"Cormorant Garamond",Georgia,"Times New Roman",serif;
  --ease:cubic-bezier(.2,.6,.2,1); --wrap:1240px; --hh:72px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:var(--hh);-webkit-text-size-adjust:100%}
body{font-family:var(--serif-en),var(--serif-zh);font-size:17px;line-height:1.85;color:var(--ink);background:var(--paper);font-weight:400}
html[lang^=zh] body{font-family:var(--serif-zh),var(--serif-en);font-weight:300}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul{list-style:none}
:focus-visible{outline:2px solid var(--jade);outline-offset:3px}
.wrap{width:min(var(--wrap),100% - 48px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;z-index:100}
.skip:focus{left:8px}

/* header */
.top{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s var(--ease),box-shadow .3s var(--ease)}
.top.is-solid{background:rgba(246,242,234,.94);backdrop-filter:blur(8px);box-shadow:0 1px 0 var(--line)}
.top__in{width:min(var(--wrap),100% - 48px);margin:auto;height:var(--hh);display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand img{height:44px;width:auto;filter:brightness(0) invert(1) opacity(.95);transition:filter .3s}
.top.is-solid .brand img{filter:none}
.nav{display:flex;gap:36px;color:#fff;font-size:15px;letter-spacing:.12em}
.top.is-solid .nav{color:var(--ink)}
.nav a{position:relative;padding:6px 0}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.nav a:hover::after{transform:scaleX(1)}
.top__tools{display:flex;align-items:center;gap:14px}
.lang{display:flex;align-items:center;gap:6px;color:#fff;font-size:14px;letter-spacing:.08em}
.top.is-solid .lang{color:var(--ink)}
.lang__btn{padding:8px 4px;opacity:.6;transition:opacity .2s}
.lang__btn[aria-pressed=true]{opacity:1;border-bottom:1px solid currentColor}
.burger{display:none;width:44px;height:44px;position:relative;color:#fff}
.top.is-solid .burger{color:var(--ink)}
.burger span{position:absolute;left:11px;right:11px;height:1px;background:currentColor;transition:transform .3s var(--ease)}
.burger span:first-child{top:18px}.burger span:last-child{top:26px}
.burger[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}
.burger[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}

/* hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;color:#fff;overflow:hidden;background:var(--jade-dd)}
.hero__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero__shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,70,60,.35) 0%,rgba(22,40,36,.2) 40%,rgba(18,28,26,.7) 100%)}
.hero__txt{position:relative;padding-bottom:12vh;max-width:var(--wrap)}
.eyebrow{font-size:13px;letter-spacing:.32em;text-transform:uppercase;margin-bottom:20px;opacity:.9}
.eyebrow--dark{color:var(--jade-d);opacity:1}
.hero h1{font-weight:400;font-size:clamp(34px,5.6vw,76px);line-height:1.25;max-width:14em;letter-spacing:.04em}
.hero__sub{margin:22px 0 38px;letter-spacing:.18em;opacity:.9}
.btn{display:inline-block;border:1px solid rgba(255,255,255,.8);padding:14px 34px;letter-spacing:.2em;font-size:14px;transition:background .3s,color .3s}
.btn:hover{background:#fff;color:var(--jade-dd)}
.hero__scroll{position:absolute;right:max(24px,calc((100% - var(--wrap))/2));bottom:5vh;width:1px;height:64px;background:rgba(255,255,255,.35);overflow:hidden}
.hero__scroll span{position:absolute;left:0;top:-100%;width:1px;height:100%;background:#fff;animation:drip 2.4s var(--ease) infinite}
@keyframes drip{to{top:100%}}

/* sections */
.sec{padding:clamp(72px,11vw,150px) 0}
.sec--sand{background:var(--sand)}
.sec--ink{background:var(--ink);color:var(--white)}
.sec__head{max-width:640px;margin-bottom:clamp(40px,6vw,72px)}
h2{font-weight:400;font-size:clamp(28px,3.6vw,48px);line-height:1.3;letter-spacing:.04em}
.lead{margin-top:18px;color:rgba(26,28,27,.7)}
.lead--light{color:rgba(251,250,247,.7)}

/* cards */
.cards{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.cards li{grid-column:span 2}
.cards li:nth-child(4),.cards li:nth-child(5){grid-column:span 3}
.card{position:relative;display:block;width:100%;aspect-ratio:4/5;overflow:hidden;color:#fff;text-align:left;background:var(--jade-dd)}
.cards li:nth-child(4) .card,.cards li:nth-child(5) .card{aspect-ratio:3/2}
.card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 40%,rgba(14,30,26,.75));transition:background .4s}
.card:hover img,.card.is-active img{transform:scale(1.04)}
.card.is-active{outline:2px solid var(--jade);outline-offset:-2px}
.card__no{position:absolute;top:20px;left:22px;z-index:1;font-size:14px;letter-spacing:.2em}
.card__name{position:absolute;left:22px;right:22px;bottom:50px;z-index:1;font-size:clamp(20px,2vw,26px);letter-spacing:.08em;line-height:1.3}
.card__en{position:absolute;left:22px;bottom:22px;z-index:1;font-family:var(--serif-en);font-style:italic;font-size:17px;opacity:.85;letter-spacing:.04em}

.panels{margin-top:20px}
.panel{position:relative;background:var(--white);border:1px solid var(--line);padding:clamp(28px,4vw,56px);animation:fade .35s var(--ease)}
@keyframes fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.panel[hidden]{display:none}
.panel h3{font-weight:400;font-size:clamp(22px,2.4vw,32px);letter-spacing:.06em}
.panel__en{font-family:var(--serif-en);font-style:italic;color:var(--jade-d);margin-bottom:24px}
.panel__close{position:absolute;top:10px;right:14px;width:44px;height:44px;font-size:28px;line-height:1;opacity:.6}
.panel__close:hover{opacity:1}
.subs{display:flex;flex-wrap:wrap;gap:12px}
.subs li{border:1px solid var(--jade);color:var(--jade-dd);padding:8px 20px;font-size:15px;letter-spacing:.06em}

/* craft */
.craft{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(32px,6vw,96px);align-items:center}
.craft__txt p{margin-top:18px;max-width:34em;color:rgba(26,28,27,.8)}
.craft__txt h2{margin-bottom:8px}
.notes{display:flex;gap:28px;flex-wrap:wrap;margin-top:32px;padding-top:24px;border-top:1px solid var(--line);color:var(--jade-d);letter-spacing:.14em;font-size:14px}
.craft__img{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.craft__img figure:last-child{margin-top:56px}
.craft__img img{width:100%;aspect-ratio:3/4;object-fit:cover}

/* about */
.about{max-width:760px;text-align:center}
.about__body{margin-top:28px;font-size:clamp(18px,1.8vw,22px);line-height:2;color:rgba(26,28,27,.8)}
.about h2::after{content:"";display:block;width:48px;height:1px;background:var(--jade);margin:28px auto 0}

/* contact */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,96px);align-items:start}
.contact .eyebrow{color:var(--jade-l)}
.fields div{display:grid;grid-template-columns:90px 1fr;gap:16px;padding:20px 0;border-bottom:1px solid rgba(251,250,247,.18)}
.fields div:first-child{border-top:1px solid rgba(251,250,247,.18)}
.fields dt{color:rgba(251,250,247,.55);letter-spacing:.14em;font-size:14px}
.fields em{font-style:normal;font-size:12px;letter-spacing:.1em;color:var(--jade-l);border:1px dashed rgba(207,230,223,.5);padding:2px 8px;margin-left:6px}
.fields dd span{word-break:break-all}

/* footer */
.foot{background:var(--jade-dd);color:rgba(251,250,247,.8);padding:48px 0;font-size:14px}
.foot__in{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.foot img{height:38px;width:auto;filter:brightness(0) invert(1) opacity(.9)}
.foot__tbd{letter-spacing:.16em}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .4s var(--ease),transform .4s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}html{scroll-behavior:auto}}

/* mobile */
@media (max-width:860px){
  :root{--hh:64px}
  body{font-size:16px}
  .burger{display:block}
  .nav{position:fixed;inset:var(--hh) 0 auto;flex-direction:column;gap:0;background:var(--paper);color:var(--ink)!important;padding:8px 24px 20px;border-bottom:1px solid var(--line);transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .3s,transform .3s,visibility .3s}
  .nav.is-open{opacity:1;transform:none;visibility:visible}
  .nav a{padding:16px 0;border-bottom:1px solid var(--line);min-height:48px}
  .top:has(.nav.is-open){background:var(--paper);color:var(--ink)}
  .top:has(.nav.is-open) .brand img{filter:none}
  .top:has(.nav.is-open) .lang,.top:has(.nav.is-open) .burger{color:var(--ink)}
  .brand img{height:36px}
  .cards{grid-template-columns:1fr 1fr;gap:12px}
  .cards li,.cards li:nth-child(4),.cards li:nth-child(5){grid-column:span 1}
  .cards li:nth-child(5){grid-column:span 2}
  .cards li .card,.cards li:nth-child(4) .card{aspect-ratio:3/4}
  .cards li:nth-child(5) .card{aspect-ratio:16/10}
  .card__name{left:14px;right:14px;bottom:40px;font-size:18px}
  .card__en{left:14px;bottom:14px;font-size:15px}
  .card__no{left:14px;top:14px}
  .craft,.contact{grid-template-columns:1fr}
  .craft__img figure:last-child{margin-top:32px}
  .hero__scroll{display:none}
  .fields div{grid-template-columns:70px 1fr}
}