:root{
  --paper:#f7f5ef; --ink:#171614; --muted:#6f6a60; --line:#dcd6c9;
  --seal:#a8342c; --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--paper); color:var(--ink);
  font-family:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Songti SC","Source Han Serif SC",serif;
  font-size:17px; line-height:1.7; -webkit-font-smoothing:antialiased;
}
img{max-width:100%; height:auto; display:block}
a{color:inherit; text-decoration:none}
.wrap{max-width:var(--max); margin:0 auto; padding:0 28px}
.hair{height:1px; background:var(--line); border:0; margin:0}

header{position:sticky; top:0; z-index:50; background:rgba(247,245,239,.92);
  backdrop-filter:saturate(180%) blur(10px); border-bottom:1px solid var(--line)}
.hd{display:flex; align-items:baseline; justify-content:space-between; padding:16px 0; gap:20px}
.brand{font-size:20px; letter-spacing:.16em; font-weight:600}
.brand small{font-size:13px; letter-spacing:.3em; color:var(--muted); margin-left:10px; font-weight:400}
nav{display:flex; gap:24px; font-size:14px; letter-spacing:.06em}
nav a{color:var(--muted); transition:color .2s}
nav a:hover{color:var(--ink)}
.lang{font-size:13px; letter-spacing:.1em; color:var(--seal); border:1px solid var(--line);
  padding:3px 10px; border-radius:999px}
.lang:hover{border-color:var(--seal)}

.hero{padding:110px 0 90px}
.hero h1{margin:0; font-size:clamp(52px,9vw,110px); line-height:.98; letter-spacing:.04em; font-weight:500}
.hero h1 span{display:block; font-size:.24em; letter-spacing:.5em; color:var(--muted); margin-top:22px; font-weight:400}
.hero .role{margin-top:34px; font-size:13px; letter-spacing:.24em; text-transform:uppercase; color:var(--muted)}
.hero .lead{margin-top:26px; max-width:34em; font-size:clamp(18px,2.2vw,23px); line-height:1.55}
.hero .lead span{display:block; color:var(--muted)}

section{padding:76px 0}
.sec-h{display:flex; align-items:baseline; justify-content:space-between; gap:20px; margin-bottom:10px}
.sec-h h2{margin:0; font-size:15px; letter-spacing:.28em; text-transform:uppercase; font-weight:600}
.sec-h .sub{font-size:14px; color:var(--muted)}
.grid{display:grid; grid-template-columns:repeat(12,1fr); gap:34px 30px; margin-top:44px}
.card{grid-column:span 6; display:block; position:relative}
/* 2026-10-27：取消 7/5 交错——横竖画比例差太大，行高不等会产生大片空档 */
.card .ph{background:#efece4; overflow:hidden; height:clamp(300px,32vw,500px);
  display:flex; align-items:center; justify-content:center}
.card img{width:100%; height:100%; object-fit:contain; display:block; transition:transform .9s cubic-bezier(.2,.7,.2,1), opacity .3s}
.card:hover img{transform:scale(1.022)}
.card .cap{display:flex; justify-content:space-between; align-items:baseline; gap:14px; margin-top:12px}
.card .t{font-size:16px}
.card .t i{font-style:italic; color:var(--muted); font-size:14px; margin-left:8px}
.card .d{font-size:12.5px; color:var(--muted); letter-spacing:.04em; white-space:nowrap}
.ed-badge{position:absolute; top:12px; left:12px; background:var(--seal); color:#f6f1e8;
  font-size:11px; letter-spacing:.14em; padding:4px 10px; border-radius:3px; text-transform:uppercase}

/* editions */
.ed-intro{max-width:46em; margin-top:26px}
.ed-intro p{margin:0 0 1em}
.ed-table{margin-top:40px; border-top:1px solid var(--line)}
.ed-row{display:grid; grid-template-columns:88px 1fr auto; gap:22px; align-items:center;
  padding:20px 0; border-bottom:1px solid var(--line)}
.ed-row .th{font-size:11px; letter-spacing:.18em; text-transform:uppercase; color:var(--muted)}
.ed-row img{width:88px; background:#efece4}
.ed-row .t{font-size:16px}
.ed-row .t small{display:block; color:var(--muted); font-size:12.5px; letter-spacing:.06em; margin-top:2px}
.ed-row .p{font-size:15px; white-space:nowrap}
.btn{display:inline-block; border:1px solid var(--ink); padding:9px 22px; font-size:13px;
  letter-spacing:.12em; border-radius:999px; transition:.2s; white-space:nowrap}
.btn:hover{background:var(--ink); color:var(--paper)}
.btn.sm{padding:6px 16px; font-size:12px}
.terms{display:grid; grid-template-columns:1fr 1.55fr; gap:56px; margin-top:64px; padding-top:40px; border-top:1px solid var(--line)}
.terms h3{margin:0; font-size:15px; letter-spacing:.24em; text-transform:uppercase}
.terms ol{margin:0; padding-left:1.2em}
.terms li{margin-bottom:.7em; font-size:15px}
.terms .note{font-size:13px; color:var(--muted); margin-top:18px}

/* about / contact */
.about{display:grid; grid-template-columns:1fr 1.55fr; gap:56px; align-items:start}
.about h2,.terms-h{margin:0; font-size:15px; letter-spacing:.28em; text-transform:uppercase}
.seal{width:96px; height:96px; background:var(--seal); color:#f6f1e8; display:grid;
  place-items:center; border-radius:8px; margin-top:26px; font-size:26px; line-height:1.05;
  letter-spacing:.06em; text-align:center; box-shadow:0 1px 0 rgba(0,0,0,.06)}
.about p{margin:0 0 1.15em; max-width:36em}
.contact{display:grid; grid-template-columns:1fr 1.55fr; gap:56px}
.contact a.mail{font-size:clamp(22px,3vw,34px); border-bottom:1px solid var(--line);
  padding-bottom:4px; display:inline-block}
.contact a.mail:hover{border-color:var(--seal); color:var(--seal)}
.contact .hint{color:var(--muted); font-size:.92em}
.contact .note{font-size:14px; color:var(--muted); margin-top:22px}

/* work page */
.work{padding:56px 0 90px}
.work .back{font-size:13px; letter-spacing:.14em; color:var(--muted)}
.work h1{font-size:clamp(30px,4.6vw,52px); margin:22px 0 6px; font-weight:500; line-height:1.1}
.work .cn-t{font-size:16px; color:var(--muted); letter-spacing:.14em}
.work figure{margin:38px 0 0}
.work figcaption{margin-top:16px; font-size:14px; color:var(--muted); max-width:40em}
.meta{display:flex; flex-wrap:wrap; gap:0 44px; margin:26px 0 0; padding:22px 0 0; border-top:1px solid var(--line)}
.meta div{font-size:13.5px}
.meta dt{font-size:11px; letter-spacing:.18em; text-transform:uppercase; color:var(--muted); margin-bottom:4px}
.meta dd{margin:0}
.ed-box{margin-top:34px; border:1px solid var(--line); border-radius:6px; padding:26px 28px;
  display:flex; flex-wrap:wrap; gap:18px 40px; align-items:center; justify-content:space-between; background:#fbfaf5}
.ed-box .l1{font-size:11px; letter-spacing:.22em; text-transform:uppercase; color:var(--seal)}
.ed-box .l2{font-size:17px; margin-top:4px}
.ed-box .fine{font-size:13px; color:var(--muted); margin-top:6px; max-width:34em}
.btn.big{padding:12px 30px; font-size:14px}
/* 双档：文件 / 代印寄送 */
.ed-opts{display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-top:34px}
.ed-opt{border:1px solid var(--line); border-radius:6px; padding:24px 26px; background:#fbfaf5;
  display:flex; flex-direction:column; gap:7px}
.ed-opt .l1{font-size:11px; letter-spacing:.22em; text-transform:uppercase; color:var(--seal)}
.ed-opt .l2{font-size:17px}
.ed-opt .tag{font-size:12px; letter-spacing:.04em; color:var(--seal); margin-top:1px}
.ed-opt .l2 s, .tier .p s{color:var(--muted); font-size:.85em; margin-right:5px}
.ed-opt .fine{font-size:13px; color:var(--muted); max-width:32em; flex:1}
.ed-opt .btn{align-self:flex-start; margin-top:8px}
.tiers{display:flex; flex-direction:column; gap:6px; align-items:flex-end}
.tier{display:flex; align-items:center; gap:10px}
.tier .p{font-size:14px; white-space:nowrap}
.pager{display:flex; justify-content:space-between; margin-top:64px; padding-top:22px;
  border-top:1px solid var(--line); font-size:14px; color:var(--muted)}
.pager a:hover{color:var(--seal)}

footer{border-top:1px solid var(--line); padding:34px 0 60px; font-size:12.5px; color:var(--muted);
  letter-spacing:.04em}

@media(max-width:760px){
  .grid{grid-template-columns:1fr; gap:36px}
  .card .ph{height:clamp(240px,62vw,430px)}
  .card,.card:nth-child(6n+1),.card:nth-child(6n+2),.card:nth-child(6n+4),.card:nth-child(6n+5){grid-column:auto}
  .about,.contact,.terms{grid-template-columns:1fr; gap:26px}
  .ed-row{grid-template-columns:64px 1fr; row-gap:10px}
  .ed-row img{width:64px}
  .tiers{align-items:flex-start; margin-top:4px}
  .ed-opts{grid-template-columns:1fr; gap:12px}
  .hero{padding:72px 0 56px}
  nav{gap:14px; flex-wrap:wrap}
  .hd{flex-wrap:wrap}
}