/* 艺境 · 作品展 — 站点样式。手机优先，桌面自适应。 */
:root{
  --bg:#F7F4EF;
  --ink:#1C1A17;
  --accent:#C86B3C;
  --muted:#8A8378;
  --soft:#6B655C;
  --line:rgba(28,26,23,.11);
  --card:rgba(255,255,255,.88);
  --shadow:0 6px 30px rgba(28,26,23,.09);
  --serif:"Noto Serif CJK SC","Source Han Serif SC","Songti SC","STSong","SimSun",Georgia,serif;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --safe-b:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
html{background:var(--bg);-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);color:var(--ink);background:var(--bg);
  font-size:15px;line-height:1.65;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
button,input,textarea,select{font:inherit;color:inherit}
button{border:0;background:none;cursor:pointer;padding:0}
a{color:inherit;text-decoration:none}
[hidden]{display:none!important}
::selection{background:rgba(200,107,60,.22)}

/* ---------- 首屏骨架 / 骨架屏通用 ---------- */
.boot{min-height:100vh;padding:26px 22px;display:flex;flex-direction:column;gap:14px;background:var(--bg)}
.boot__brand{display:flex;align-items:center;gap:10px;font-size:14px;letter-spacing:.14em;color:var(--soft)}
.brand__seal{width:30px;height:30px;display:grid;place-items:center;border:1px solid var(--accent);color:var(--accent);font-family:var(--serif);font-size:16px;border-radius:3px}
.boot__line{height:26px;width:66%;border-radius:5px}
.boot__line--short{height:13px;width:38%}
.boot__cards{display:flex;gap:12px;margin-top:20px}
.boot__cards i{height:170px;flex:1;border-radius:14px}
.boot__hint{margin-top:auto;color:var(--muted);font-size:12px;letter-spacing:.1em;text-align:center}
.sk{background:linear-gradient(100deg,#EAE5DB 20%,#F3EFE7 40%,#EAE5DB 60%);background-size:220% 100%;animation:shimmer 1.35s linear infinite;border-radius:6px}
@keyframes shimmer{to{background-position-x:-220%}}
.sk-line{height:12px;background:linear-gradient(100deg,#EAE5DB 20%,#F3EFE7 40%,#EAE5DB 60%);background-size:220% 100%;animation:shimmer 1.35s linear infinite;border-radius:4px}

/* ---------- 全局条 / 提示 ---------- */
.offline{position:fixed;z-index:90;top:0;left:0;right:0;padding:8px 14px;text-align:center;font-size:12px;background:#1C1A17;color:#F7F4EF;letter-spacing:.04em}
.toast{position:fixed;z-index:120;left:50%;bottom:calc(90px + var(--safe-b));transform:translate(-50%,12px);background:rgba(28,26,23,.94);color:#fff;padding:10px 18px;border-radius:999px;font-size:13px;letter-spacing:.03em;opacity:0;pointer-events:none;transition:.25s;max-width:86vw;text-align:center;box-shadow:0 8px 26px rgba(0,0,0,.18)}
.toast.on{opacity:1;transform:translate(-50%,0)}
.app{padding-bottom:calc(68px + var(--safe-b));min-height:100vh}
.app.page-home{background:transparent}

/* ---------- 顶栏 ---------- */
.topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:10px;height:56px;padding:0 16px;background:rgba(247,244,239,.90);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.topbar--hero{background:transparent;border-bottom-color:transparent;backdrop-filter:none;-webkit-backdrop-filter:none}
.topbar__brand{display:flex;align-items:center;gap:9px;font-size:13px;letter-spacing:.13em;font-weight:600;white-space:nowrap}
.topbar__title{font-family:var(--serif);font-size:16px;letter-spacing:.08em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}
.topbar__spacer{flex:1}
.iconbtn{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;flex:none;transition:background .2s}
.iconbtn:hover{background:rgba(28,26,23,.06)}
.iconbtn svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.back{font-size:22px;line-height:1;width:30px;text-align:left;font-family:var(--serif)}

/* ---------- 首页 ---------- */
.hero-bg{position:fixed;inset:0;z-index:-1;background-size:cover;background-position:center;background-color:#EDE7DC;opacity:0;transition:opacity .5s}
.hero-bg.on{opacity:1}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(247,244,239,.30) 0%,rgba(247,244,239,.10) 35%,rgba(247,244,239,.72) 68%,var(--bg) 100%)}
.hero{position:relative;padding:44px 20px 0;max-width:1180px;margin:0 auto}
.hero__eyebrow{display:flex;align-items:center;gap:10px;color:var(--accent);font-size:11px;letter-spacing:.28em;text-transform:uppercase;font-weight:600}
.hero__eyebrow::before{content:"";width:26px;height:1px;background:var(--accent)}
.hero__title{font-family:var(--serif);font-weight:400;font-size:clamp(34px,9vw,64px);line-height:1.25;letter-spacing:.10em;margin:18px 0 0}
.hero__en{font-family:Georgia,serif;font-style:italic;color:var(--soft);letter-spacing:.14em;font-size:13px;margin-top:8px}
.hero__desc{max-width:30em;margin:20px 0 0;color:var(--soft);font-size:14px;line-height:1.9}
.hero__rule{width:42px;height:1px;background:var(--accent);margin:26px 0 0}
.section-head{display:flex;align-items:flex-end;gap:12px;margin:56px 0 18px}
.section-head h2{font-family:var(--serif);font-weight:400;font-size:21px;letter-spacing:.1em;margin:0}
.section-head span{font-size:11px;color:var(--muted);letter-spacing:.16em;text-transform:uppercase;padding-bottom:4px}
.section-head .rule{flex:1;height:1px;background:var(--line);margin-bottom:8px}

.exh-grid{display:grid;grid-template-columns:1fr;gap:14px;padding-bottom:20px}
.exh{display:flex;gap:16px;align-items:center;background:var(--card);border:1px solid rgba(255,255,255,.7);border-radius:16px;padding:12px;box-shadow:var(--shadow);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);transition:transform .25s,box-shadow .25s;overflow:hidden}
.exh:active{transform:scale(.985)}
.exh:hover{transform:translateY(-3px);box-shadow:0 14px 40px rgba(28,26,23,.14)}
.exh__cover{width:104px;height:104px;flex:none;border-radius:10px;overflow:hidden;background:#E9E3D8;position:relative}
.exh__cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.exh:hover .exh__cover img{transform:scale(1.06)}
.exh__body{flex:1;min-width:0}
.exh__idx{font-family:Georgia,serif;font-size:11px;letter-spacing:.18em;color:var(--accent)}
.exh__name{font-family:var(--serif);font-size:19px;letter-spacing:.06em;margin:3px 0 5px;line-height:1.4}
.exh__desc{font-size:12px;color:var(--soft);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0 0 8px}
.exh__meta{display:flex;align-items:center;gap:10px;font-size:11px;color:var(--muted);letter-spacing:.06em}
.exh__go{width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;font-size:13px;color:var(--accent);flex:none}

.home-foot{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:30px 0 24px;padding-top:18px;border-top:1px solid var(--line)}
.pill{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:rgba(255,255,255,.6);padding:8px 14px;border-radius:999px;font-size:12px;letter-spacing:.05em;transition:.2s}
.pill:hover{border-color:var(--accent);color:var(--accent)}
.pill svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.home-foot__copy{font-size:11px;color:var(--muted);margin-left:auto;letter-spacing:.06em}

/* ---------- 展览页 ---------- */
.page{padding:0 16px;max-width:1180px;margin:0 auto}
.exh-head{padding:26px 2px 20px}
.exh-head__idx{font-family:Georgia,serif;font-size:11px;color:var(--accent);letter-spacing:.2em}
.exh-head h1{font-family:var(--serif);font-weight:400;font-size:clamp(26px,6.5vw,40px);letter-spacing:.09em;margin:8px 0 10px;line-height:1.3}
.exh-head p{color:var(--soft);font-size:13px;line-height:1.85;margin:0;max-width:40em}
.exh-head__count{font-size:11px;color:var(--muted);letter-spacing:.1em;margin-top:14px}
.toolbar{position:sticky;top:56px;z-index:30;background:rgba(247,244,239,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);padding:10px 0 12px;margin:0 -16px;padding-left:16px;padding-right:16px;border-bottom:1px solid var(--line)}
.search{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:0 14px;height:40px}
.search svg{width:16px;height:16px;stroke:var(--muted);fill:none;stroke-width:1.8;flex:none}
.search input{border:0;outline:0;background:transparent;flex:1;min-width:0;font-size:13px}
.search__clear{color:var(--muted);font-size:16px;width:22px;text-align:center}
.sorts{display:flex;gap:7px;margin-top:10px;overflow-x:auto;scrollbar-width:none}
.sorts::-webkit-scrollbar{display:none}
.sort{flex:none;padding:5px 13px;border-radius:999px;border:1px solid var(--line);font-size:12px;color:var(--soft);white-space:nowrap;transition:.2s}
.sort.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.pull{height:0;overflow:hidden;text-align:center;font-size:12px;color:var(--accent);transition:height .2s}
.pull.on{height:34px;line-height:34px}

.wf{display:flex;gap:10px;align-items:flex-start;margin:16px 0 4px}
.wf__col{flex:1;min-width:0;display:flex;flex-direction:column;gap:10px}
.card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(28,26,23,.055);border:1px solid rgba(28,26,23,.035);animation:fadeUp .38s both;transition:transform .2s}
.card:active{transform:scale(.985)}
@keyframes fadeUp{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:none}}
.card__media{position:relative;width:100%;background:#EDE8DE;overflow:hidden}
.card__media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .35s}
.card__media img.ok{opacity:1}
.card__ph{position:absolute;inset:0;display:grid;place-items:center;color:#B1A89A;font-size:11px;letter-spacing:.1em;background:linear-gradient(135deg,#EFEAE0,#E4DCCE)}
.card__body{padding:9px 10px 11px}
.card__title{font-family:var(--serif);font-size:14px;line-height:1.5;letter-spacing:.03em;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card__foot{display:flex;align-items:center;gap:6px;margin-top:8px;font-size:11px;color:var(--muted);min-width:0}
.card__author{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}
.card__stat{display:inline-flex;align-items:center;gap:3px;flex:none}
.card__stat svg{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:1.7}
body.no-stats .stat-num{display:none!important}
body.no-stats .stat-num-wrap{display:none!important}
.wf-skeleton{display:flex;gap:10px;margin-top:16px}
.wf-skeleton .wf__col i{display:block;height:190px;border-radius:12px;background:linear-gradient(100deg,#EAE5DB 20%,#F3EFE7 40%,#EAE5DB 60%);background-size:220% 100%;animation:shimmer 1.35s linear infinite;margin-bottom:10px}
.sentinel{height:8px}
.list-end{text-align:center;color:var(--muted);font-size:11px;letter-spacing:.12em;padding:22px 0 8px}
.list-end::before,.list-end::after{content:"";display:inline-block;width:24px;height:1px;background:var(--line);vertical-align:middle;margin:0 12px}

/* ---------- 详情页 ---------- */
.detail__media{margin:0 -16px;background:#EFEAE0;position:relative;overflow:hidden;min-height:220px}
.detail__media .card__ph{z-index:0}
.detail__media img{position:relative;z-index:1;width:100%;height:auto;display:block;opacity:0;transition:opacity .4s}
.detail__media img.ok{opacity:1}
.detail__zoom{position:absolute;right:12px;bottom:12px;background:rgba(28,26,23,.62);color:#fff;border-radius:999px;padding:6px 12px;font-size:11px;letter-spacing:.08em;display:flex;align-items:center;gap:6px}
.detail__body{padding:24px 2px 10px}
.detail__idx{font-family:Georgia,serif;font-size:11px;letter-spacing:.2em;color:var(--accent)}
.detail__title{font-family:var(--serif);font-weight:400;font-size:clamp(24px,6vw,34px);letter-spacing:.08em;line-height:1.4;margin:10px 0 16px}
.author{display:flex;align-items:center;gap:11px;padding:12px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;color:#fff;font-family:var(--serif);font-size:16px;flex:none;overflow:hidden}
.avatar img{width:100%;height:100%;object-fit:cover}
.author__name{font-size:14px;letter-spacing:.05em}
.author__meta{font-size:11px;color:var(--muted);margin-top:1px}
.author__date{margin-left:auto;font-size:11px;color:var(--muted);letter-spacing:.06em;text-align:right}
.detail__section{margin-top:24px}
.detail__label{font-size:11px;color:var(--muted);letter-spacing:.18em;margin-bottom:9px}
.detail__desc{font-size:14px;line-height:2;color:var(--soft);white-space:pre-wrap;word-break:break-word}
.detail__desc.clamp{display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.more{color:var(--accent);font-size:12px;margin-top:8px;letter-spacing:.06em}
.detail__facts{display:flex;gap:20px;margin-top:22px;padding-top:16px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}
.detail__facts b{color:var(--ink);font-weight:600;font-family:Georgia,serif;font-size:14px;margin-right:4px}
.related{margin-top:34px}
.related__head{display:flex;align-items:center;gap:10px;margin-bottom:14px;font-family:var(--serif);font-size:17px;letter-spacing:.08em}
.related__head::after{content:"";flex:1;height:1px;background:var(--line)}
.related__row{display:flex;gap:10px;overflow-x:auto;padding-bottom:8px;scrollbar-width:none;margin:0 -16px;padding-left:16px;padding-right:16px}
.related__row::-webkit-scrollbar{display:none}
.related__item{flex:none;width:132px}
.related__item .card__title{font-size:12px}

.actionbar{position:fixed;z-index:45;left:0;right:0;bottom:0;display:flex;align-items:center;gap:10px;padding:10px 16px calc(10px + var(--safe-b));background:rgba(247,244,239,.96);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-top:1px solid var(--line)}
.like-btn{flex:1;height:44px;border-radius:999px;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;gap:9px;font-size:14px;letter-spacing:.08em;transition:.2s}
.like-btn.on{background:var(--accent)}
.like-btn svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.like-btn.on svg{fill:currentColor}
.like-btn.pop{animation:pop .45s}
@keyframes pop{0%{transform:scale(1)}35%{transform:scale(1.13)}70%{transform:scale(.96)}100%{transform:scale(1)}}
.act{width:44px;height:44px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;flex:none;background:rgba(255,255,255,.6)}
.act svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
body.has-actionbar .app{padding-bottom:calc(84px + var(--safe-b))}

/* ---------- 我的喜欢 ---------- */
.likes-head{padding:28px 2px 8px}
.likes-head h1{font-family:var(--serif);font-weight:400;font-size:clamp(26px,6.5vw,38px);letter-spacing:.1em;margin:6px 0}
.likes-head p{color:var(--muted);font-size:12px;letter-spacing:.04em;margin:0 0 18px}

/* ---------- 空状态 ---------- */
.empty{text-align:center;padding:64px 20px;color:var(--muted)}
.empty__art{width:88px;height:88px;margin:0 auto 20px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;position:relative}
.empty__art::before,.empty__art::after{content:"";position:absolute;border:1px solid var(--line);border-radius:50%}
.empty__art::before{inset:12px}
.empty__art::after{inset:24px;border-color:var(--accent);opacity:.5}
.empty__art span{font-family:var(--serif);font-size:24px;color:var(--accent)}
.empty h3{font-family:var(--serif);font-weight:400;font-size:19px;letter-spacing:.1em;color:var(--ink);margin:0 0 8px}
.empty p{font-size:12px;line-height:1.9;margin:0 auto;max-width:22em}
.empty .pill{margin-top:20px}

/* ---------- 底部导航 ---------- */
.tabbar{position:fixed;z-index:42;left:0;right:0;bottom:0;display:flex;background:rgba(247,244,239,.95);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-top:1px solid var(--line);padding-bottom:var(--safe-b)}
.tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0 7px;font-size:10px;letter-spacing:.08em;color:var(--muted)}
.tabbar a.on{color:var(--accent)}
.tabbar svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
body.has-actionbar .tabbar{display:none}

/* ---------- 弹层：二维码 / 全屏看图 / 保存 ---------- */
.layer{position:fixed;inset:0;z-index:100;background:rgba(28,26,23,.52);display:flex;align-items:flex-end;justify-content:center;animation:fade .2s both}
@keyframes fade{from{opacity:0}to{opacity:1}}
.sheet{width:100%;max-width:440px;background:var(--bg);border-radius:20px 20px 0 0;padding:22px 22px calc(26px + var(--safe-b));animation:slideUp .28s both;text-align:center}
@keyframes slideUp{from{transform:translateY(30px);opacity:.5}to{transform:none;opacity:1}}
.sheet h3{font-family:var(--serif);font-weight:400;font-size:19px;letter-spacing:.1em;margin:0 0 6px}
.sheet p{font-size:12px;color:var(--muted);margin:0 0 18px;line-height:1.8;word-break:break-all}
.qrbox{background:#fff;padding:14px;border-radius:14px;display:inline-block;box-shadow:var(--shadow);line-height:0}
.qrbox canvas{width:210px;height:210px;image-rendering:pixelated}
.sheet__row{display:flex;gap:10px;justify-content:center;margin-top:20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:10px 20px;border-radius:999px;border:1px solid var(--line);font-size:13px;letter-spacing:.06em;background:#fff}
.btn--solid{background:var(--ink);color:#fff;border-color:var(--ink)}
.sheet__close{position:absolute;top:14px;right:16px;width:32px;height:32px;border-radius:50%;background:rgba(28,26,23,.06);font-size:18px;line-height:1}
.viewer{position:fixed;inset:0;z-index:110;background:rgba(12,11,10,.96);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:14px;padding:16px;animation:fade .2s both}
.viewer img{max-width:100%;max-height:86vh;object-fit:contain}
.viewer__tip{color:rgba(255,255,255,.6);font-size:11px;letter-spacing:.1em}
.viewer__row{display:flex;gap:12px}

/* ---------- 桌面 ---------- */
@media(min-width:720px){
  .hero{padding:70px 32px 0}
  .exh-grid{grid-template-columns:repeat(2,1fr);gap:18px}
  .exh{padding:16px;gap:18px}
  .exh__cover{width:120px;height:120px}
  .page{padding:0 32px}
  .toolbar{margin:0 -32px;padding-left:32px;padding-right:32px}
  .detail__media{margin:0 -32px}
  .related__row{margin:0 -32px;padding-left:32px;padding-right:32px}
  .wf{gap:16px}
  .wf__col{gap:16px}
  .card__body{padding:11px 13px 13px}
  .card__title{font-size:15px}
  .tabbar{display:none}
  .app{padding-bottom:30px}
  body.has-actionbar .app{padding-bottom:100px}
  .actionbar{left:50%;transform:translateX(-50%);bottom:20px;width:min(560px,90vw);border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow);padding:8px}
  .like-btn{height:40px}
  .act{width:40px;height:40px}
  .sheet{border-radius:20px;margin-bottom:5vh;max-width:400px}
  .layer{align-items:center}
}
@media(min-width:1060px){
  .exh-grid{grid-template-columns:repeat(3,1fr)}
  .hero{padding-top:88px}
}
@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}