/* 内页共用（浅色） */
body.page{min-height:100svh;background:var(--paper);overflow-x:hidden;padding-bottom:0;display:flex;flex-direction:column}
.bgwash{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(ellipse 70% 50% at 50% -10%,rgba(201,184,216,.16),transparent 62%),
             radial-gradient(ellipse 60% 50% at 92% 108%,rgba(226,205,178,.22),transparent 62%)}
.grain{display:none}
main{position:relative;z-index:3;flex:1;display:flex;flex-direction:column;width:100%}
main>.pfoot{margin-top:auto}

/* 固定顶栏：滚动后浮出底衬 */
body.page .top::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:0;transition:opacity .45s ease;
  background:linear-gradient(to bottom,rgba(247,244,238,.96) 0%,rgba(247,244,238,.9) 62%,rgba(247,244,238,0) 100%);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  -webkit-mask-image:linear-gradient(to bottom,#000 62%,transparent 100%);mask-image:linear-gradient(to bottom,#000 62%,transparent 100%)}
body.page.scrolled .top::before{opacity:1}

.phead{padding:calc(var(--top-h,110px) + clamp(36px,6vh,62px)) var(--pad-x) clamp(18px,2.4vh,30px);display:grid;gap:14px;max-width:900px}
.pnum{font-size:11px;letter-spacing:var(--track);text-transform:uppercase;color:var(--accent)}
.phead h1{font-family:var(--display);font-weight:400;font-size:clamp(38px,5.6vw,76px);line-height:1.06;letter-spacing:.01em;margin:0}
.phead h1 .zh{font-family:"Noto Serif SC",serif;font-weight:300;font-size:.4em;letter-spacing:.24em;color:var(--ink-soft);display:block;margin-top:18px}
.pdesc{font-size:14px;line-height:2.05;color:var(--ink-soft);max-width:46ch;margin:6px 0 0}
.rule{height:1px;background:var(--rule);margin:0 var(--pad-x)}
.sect{padding:clamp(26px,3.4vh,44px) var(--pad-x) clamp(48px,7vh,86px)}
.stitle{font-size:11px;letter-spacing:var(--track);text-transform:uppercase;color:var(--ink-faint);margin-bottom:30px;display:flex;align-items:center;gap:16px}
.stitle::after{content:"";flex:1;height:1px;background:var(--rule)}

.pfoot{padding:34px var(--pad-x) 38px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;border-top:1px solid var(--rule);font-size:clamp(13px,.95vw,15px);letter-spacing:.16em;color:var(--ink-soft);position:relative;z-index:3}
.pfoot a{color:var(--ink-soft);text-decoration:none}
.pfoot a:hover{color:var(--accent)}
@media(min-width:761px){.pfoot{padding-right:calc(var(--pad-x) + 120px)}}

image-slot{background:rgba(27,23,20,.045);color:rgba(27,23,20,.42);display:block;width:100%;height:auto}
image-slot::part(ring){border-color:rgba(27,23,20,.18)}

/* 灯箱 */
.lb{position:fixed;inset:0;z-index:110;background:rgba(247,244,238,.97);display:grid;place-items:center;padding:clamp(20px,5vw,60px);opacity:0;visibility:hidden;transition:opacity .45s ease,visibility 0s linear .45s;pointer-events:none}
.lb.on{opacity:1;visibility:visible;transition-delay:0s;pointer-events:auto}
.lb img{max-width:100%;max-height:82svh;object-fit:contain;box-shadow:0 50px 100px -50px rgba(27,23,20,.5)}
.lb .cap{position:absolute;bottom:34px;left:0;right:0;text-align:center;font-size:13px;letter-spacing:.16em;color:var(--ink-soft)}
.lb .x{position:absolute;top:26px;right:clamp(20px,4vw,44px);width:42px;height:42px;border:1px solid var(--rule);background:none;color:var(--ink);cursor:pointer;font-size:17px;line-height:1;transition:border-color .3s,color .3s}
.lb .x:hover{border-color:var(--accent);color:var(--accent)}

@media(max-width:760px){
  body.page .stitle .rnd,body.page .stitle .add,body.page .pbtn,body.page .allbtn{padding-block:8px}
  body.page .tick{width:26px;height:26px}
  body.page .tick svg{width:11px;height:11px}
}