:root{
    --paper:#f6efe0; --paper2:#efe6d0; --ink:#2b2620; --ink2:#5a5147;
    --cinnabar:#a63a2b; --gold:#8a6d2f; --line:#c9b98f;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html,body{height:100%}
  body{
    font-family:"KaiTi","STKaiti","Noto Serif SC",serif;
    background:
      radial-gradient(1200px 600px at 20% -10%, #fbf6ea 0%, transparent 60%),
      radial-gradient(900px 500px at 110% 110%, #ece1c6 0%, transparent 55%),
      var(--paper);
    color:var(--ink); min-height:100vh;
  }
  .wrap{max-width:760px;margin:0 auto;padding:18px 16px 80px}
  /* ---------- 顶栏 ---------- */
  .topbar{display:flex;align-items:center;gap:12px;padding:10px 4px 22px}
  .backbtn{display:none;border:1.5px solid var(--ink);background:transparent;color:var(--ink);
    font-family:inherit;font-size:17px;padding:4px 14px;border-radius:999px;cursor:pointer}
  .backbtn:hover{background:var(--ink);color:var(--paper)}
  .brand{display:flex;align-items:center;gap:10px;flex:1}
  .brand-seal{width:40px;height:40px;background:var(--cinnabar);color:#fff;border-radius:8px;
    display:flex;align-items:center;justify-content:center;font-size:15px;line-height:1.05;
    writing-mode:vertical-rl;letter-spacing:2px;box-shadow:0 2px 0 rgba(0,0,0,.15)}
  .brand h1{font-size:24px;letter-spacing:6px;font-weight:700}
  .brand small{display:block;color:var(--ink2);font-size:12px;letter-spacing:3px;margin-top:2px}
  section.toolpage{display:none}
  section.toolpage.active{display:block;animation:fadein .35s ease}
  @keyframes fadein{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
  /* ---------- 首页 ---------- */
  .hero{text-align:center;margin:26px 0 30px}
  .hero .big{writing-mode:vertical-rl;margin:0 auto;height:150px;font-size:34px;letter-spacing:14px;font-weight:700}
  .hero p{color:var(--ink2);margin-top:14px;font-size:15px;letter-spacing:2px}
  .shopgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px;margin-top:6px}
  .shopcard{position:relative;border:1.5px solid var(--ink);border-radius:14px;background:rgba(255,253,247,.65);
    padding:22px 18px 18px;cursor:pointer;text-align:center;transition:.2s;overflow:hidden}
  .shopcard:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(43,38,32,.14)}
  .shopcard::after{content:"";position:absolute;inset:5px;border:1px solid var(--line);border-radius:9px;pointer-events:none}
  .shopcard .icon{font-size:44px}
  .shopcard h2{font-size:21px;letter-spacing:3px;margin:10px 0 6px}
  .shopcard p{color:var(--ink2);font-size:13.5px;line-height:1.7}
  .shopcard .tag{display:inline-block;margin-top:12px;font-size:12px;color:var(--cinnabar);
    border:1px solid var(--cinnabar);border-radius:999px;padding:2px 10px;letter-spacing:2px}
  /* ---------- 通用组件 ---------- */
  .panel{border:1.5px solid var(--ink);border-radius:14px;background:rgba(255,253,247,.72);
    padding:22px;margin-bottom:16px;position:relative}
  .panel::after{content:"";position:absolute;inset:5px;border:1px solid var(--line);border-radius:9px;pointer-events:none}
  .panel h3{font-size:19px;letter-spacing:3px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
  .btn{border:1.5px solid var(--ink);background:transparent;color:var(--ink);font-family:inherit;
    font-size:16px;padding:8px 22px;border-radius:999px;cursor:pointer;letter-spacing:3px;transition:.15s}
  .btn:hover{background:var(--ink);color:var(--paper)}
  .btn.primary{background:var(--cinnabar);border-color:var(--cinnabar);color:#fff}
  .btn.primary:hover{background:#8c2e21}
  .btn.small{font-size:13.5px;padding:5px 14px}
  input[type=text]{font-family:inherit;font-size:20px;padding:8px 12px;width:130px;text-align:center;
    border:1.5px solid var(--ink);border-radius:10px;background:#fffdf6;color:var(--ink);letter-spacing:0}
  .muted{color:var(--ink2);font-size:13px;line-height:1.8}
  .seal-mini{display:inline-block;background:var(--cinnabar);color:#fff;border-radius:6px;
    padding:3px 8px;font-size:12px;letter-spacing:3px;vertical-align:middle}
  .toast{position:fixed;left:50%;bottom:36px;transform:translateX(-50%) translateY(30px);
    background:var(--ink);color:var(--paper);padding:10px 22px;border-radius:999px;font-size:15px;
    letter-spacing:2px;opacity:0;pointer-events:none;transition:.3s;z-index:99}
  .toast.show{opacity:1;transform:translateX(-50%)}
  /* ---------- 汉字考古局 ---------- */
  .evolution{display:flex;align-items:stretch;gap:0;flex-wrap:wrap;justify-content:center;margin-top:6px}
  .era{width:132px;text-align:center;padding:10px 6px;position:relative}
  .era .glyph{height:92px;display:flex;align-items:center;justify-content:center;font-size:56px}
  .era .glyph svg{width:84px;height:84px}
  .era .ename{font-size:14px;letter-spacing:2px;color:var(--cinnabar);font-weight:700;margin:6px 0 4px}
  .era .note{font-size:12px;color:var(--ink2);line-height:1.6;min-height:52px}
  .arrow{align-self:center;color:var(--gold);font-size:20px;padding:0 2px}
  .g-bronze{font-family:"SimSun","STSong",serif;font-weight:900;color:#6e5426;transform:scale(.94)}
  .g-zhuan{font-family:"KaiTi","STKaiti";transform:scaleY(1.35) scaleX(.82);letter-spacing:0}
  .g-li{font-family:"LiSu","SimSun";transform:scaleX(1.28) scaleY(.86)}
  .g-kai{font-family:"KaiTi","STKaiti"}
  .quiz-opts{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:14px}
  .qopt{width:64px;height:64px;border:1.5px solid var(--ink);border-radius:12px;background:#fffdf6;
    font-size:34px;font-family:"KaiTi";cursor:pointer;transition:.15s}
  .qopt:hover{background:#f3e9cf}
  .qopt.right{background:#3e6b45;border-color:#3e6b45;color:#fff}
  .qopt.wrong{background:#9a3b2e;border-color:#9a3b2e;color:#fff;opacity:.85}
  /* ---------- 妖怪诊所 ---------- */
  .chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
  .chip{border:1.5px solid var(--ink);border-radius:999px;background:transparent;font-family:inherit;
    font-size:15px;padding:7px 18px;cursor:pointer;letter-spacing:2px;transition:.15s}
  .chip:hover{background:#f3e9cf}
  .chip.on{background:var(--ink);color:var(--paper)}
  .beast-card{margin:18px auto 0;max-width:420px;border:1.5px solid var(--ink);border-radius:14px;
    background:#fbf5e6;padding:24px 22px;text-align:center;position:relative}
  .beast-card::before{content:"";position:absolute;inset:6px;border:1px dashed var(--line);border-radius:9px;pointer-events:none}
  .beast-name{font-size:40px;letter-spacing:8px;font-weight:700;margin:6px 0 2px}
  .beast-src{font-size:12.5px;color:var(--gold);letter-spacing:1px}
  .beast-rarity{color:var(--cinnabar);letter-spacing:3px;margin:8px 0 10px;font-size:14px}
  .beast-row{font-size:14.5px;line-height:1.9;text-align:left;margin-top:8px}
  .beast-row b{color:var(--cinnabar);letter-spacing:2px}
  /* ---------- 古画找不同 ---------- */
  .paint-wrap{position:relative;border:1.5px solid var(--ink);border-radius:12px;overflow:hidden;background:#dfe8dd}
  .paint-wrap svg{display:block;width:100%;height:auto}
  .modern{cursor:pointer}
  .modern.found{filter:none!important}
  .modern:not(.found){animation:breathe 3.2s ease-in-out infinite}
  @keyframes breathe{0%,100%{opacity:.96}50%{opacity:.75}}
  .found-ring{stroke:var(--cinnabar)!important;stroke-width:2.5!important;fill:none!important}
  .hud{display:flex;justify-content:space-between;align-items:center;margin:12px 2px 0;flex-wrap:wrap;gap:8px}
  .fact{margin-top:12px;border-left:4px solid var(--cinnabar);background:#fdf7e4;padding:10px 14px;
    border-radius:0 10px 10px 0;font-size:14px;line-height:1.9;display:none}
  .result-band{margin-top:12px;text-align:center;font-size:17px;letter-spacing:2px;display:none}
  .startcover{position:absolute;inset:0;background:rgba(43,38,32,.55);display:flex;flex-direction:column;
    gap:14px;align-items:center;justify-content:center;color:#f6efe0;z-index:5;text-align:center;padding:20px}
  .startcover h4{font-size:22px;letter-spacing:4px}
  .startcover p{font-size:13.5px;opacity:.85;max-width:420px;line-height:1.9}
  .disclaimer{margin-top:26px;text-align:center;color:var(--ink2);font-size:12px;letter-spacing:1px;line-height:2}
  @media (max-width:520px){
    .brand h1{font-size:19px;letter-spacing:3px}
    .era{width:104px}.era .glyph{font-size:46px;height:78px}.era .glyph svg{width:66px;height:66px}
    .hero .big{font-size:26px;height:120px;letter-spacing:9px}
  }
  /* ===== v3 设计层：纸上行馆（Motionsites 选材重构）===== */
  body{font-family:"Noto Serif SC","Source Han Serif SC","KaiTi","STKaiti",serif}
  .hero3{position:relative;min-height:82vh;display:flex;align-items:center;justify-content:center;overflow:hidden;border-bottom:1px solid var(--line)}
  .mtn{position:absolute;left:0;right:0;bottom:-2px;width:100%;height:46%;pointer-events:none}
  .hero3 .mist{position:absolute;inset:auto 0 0 0;height:62%;background:linear-gradient(to top,var(--paper) 14%,rgba(246,239,224,0))}
  .ht-wrap{position:relative;z-index:5;display:flex;align-items:flex-start;gap:26px;padding:34px 20px 100px}
  .ht-main{writing-mode:vertical-rl;font-weight:700;font-size:clamp(46px,10vw,94px);letter-spacing:.3em;line-height:1.05;color:var(--ink)}
  .ht-main span{display:inline-block}
  .ht-sub{writing-mode:vertical-rl;font-size:14px;letter-spacing:.5em;color:#3d372f;padding-top:10px;text-shadow:0 0 6px rgba(246,239,224,.9)}
  .ht-seal{position:absolute;right:9%;bottom:15%;width:62px;height:62px;background:var(--cinnabar);color:#fff;display:flex;align-items:center;justify-content:center;writing-mode:vertical-rl;font-size:16px;letter-spacing:3px;border-radius:8px;box-shadow:0 3px 0 rgba(0,0,0,.18);opacity:0;transform:scale(1.7) rotate(-10deg);z-index:6}
  body.ready .ht-seal{animation:stampin .55s cubic-bezier(.2,1.35,.45,1) .1s forwards}
  @keyframes stampin{to{opacity:1;transform:scale(1) rotate(-4deg)}}
  .cue{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);z-index:6;text-align:center;color:var(--ink2);font-size:11px;letter-spacing:.35em}
  .cue i{display:block;width:1px;height:34px;margin:8px auto 0;background:var(--line);position:relative;overflow:hidden}
  .cue i::after{content:"";position:absolute;left:0;top:-10px;width:1px;height:10px;background:var(--cinnabar);animation:cuedrop 1.6s ease-in-out infinite}
  @keyframes cuedrop{to{top:38px}}
  .rv{opacity:0;transform:translateY(16px) scale(.985);filter:blur(5px);transition:opacity .8s ease-out,transform .8s ease-out,filter .8s ease-out}
  .rv.on{opacity:1;transform:none;filter:blur(0)}
  #loader{position:fixed;inset:0;z-index:999;background:var(--paper);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:18px;transition:opacity .6s ease}
  #loader.bye{opacity:0;pointer-events:none}
  .ld-tag{position:absolute;top:26px;left:28px;font-size:12px;letter-spacing:.32em;color:var(--ink2)}
  .ld-word{font-size:clamp(40px,8vw,72px);color:var(--ink);letter-spacing:.22em}
  .ld-seal{width:58px;height:58px;background:var(--cinnabar);color:#fff;border-radius:7px;display:flex;align-items:center;justify-content:center;writing-mode:vertical-rl;font-size:15px;letter-spacing:2px;opacity:.25;transform:scale(1.5)}
  .ld-seal.stamped{opacity:1;transform:scale(1) rotate(-4deg);transition:all .3s cubic-bezier(.2,1.4,.45,1)}
  .ld-line{position:absolute;bottom:0;left:0;right:0;height:3px;background:rgba(43,38,32,.08)}
  .ld-line i{display:block;height:100%;background:var(--cinnabar);transform-origin:left;transform:scaleX(0);transition:transform .12s linear}
  .shopcard .corner{position:absolute;top:12px;right:12px;width:26px;height:26px;background:var(--cinnabar);color:#fff;font-size:11px;display:flex;align-items:center;justify-content:center;border-radius:5px;writing-mode:vertical-rl;letter-spacing:1px}
  .shopcard .icon svg{width:54px;height:54px;color:var(--ink)}
  .shopcard::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--cinnabar),transparent 72%);opacity:.5}
  :focus-visible{outline:2px solid var(--cinnabar);outline-offset:3px;border-radius:4px}
  .artref{display:flex;gap:12px;align-items:center;margin-top:12px;background:#fdf7e4;padding:10px 14px;border-radius:10px}
  .artref img{width:150px;height:96px;object-fit:cover;border-radius:8px;flex-shrink:0}
  .stage-map{display:flex;gap:0;align-items:center;justify-content:center;margin:18px 0;flex-wrap:wrap}
  .stage-node{width:56px;height:56px;border-radius:50%;border:2.5px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:22px;background:#fffdf6;position:relative;transition:.3s;cursor:default}
  .stage-node.done{background:var(--cinnabar);border-color:var(--cinnabar);color:#fff}
  .stage-node.cur{border-color:var(--gold);box-shadow:0 0 12px rgba(138,109,47,.35)}
  .stage-connector{width:30px;height:2px;background:var(--line);margin:0 4px}
  .stage-connector.done{background:var(--cinnabar)}
  /* ===== 闯关模式 ===== */
  .stage-map{display:flex;gap:0;align-items:center;justify-content:center;margin:18px 0;flex-wrap:wrap}
  .stage-node{width:56px;height:56px;border-radius:50%;border:2.5px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:22px;background:#fffdf6;position:relative;transition:.3s;cursor:default}
  .stage-node.done{background:var(--cinnabar);border-color:var(--cinnabar);color:#fff}
  .stage-node.cur{border-color:var(--gold);box-shadow:0 0 12px rgba(138,109,47,.35);cursor:pointer}
  .stage-node.locked{opacity:.35}
  .stage-node .sn{position:absolute;top:-6px;right:-6px;font-size:10px;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center}
  .stage-connector{width:30px;height:2px;background:var(--line);margin:0 4px}
  .stage-connector.done{background:var(--cinnabar)}
  .stage-info{text-align:center;margin-top:14px}
  .stage-info h4{font-size:17px;letter-spacing:.15em;color:var(--ink)}
  .stage-info p{font-size:13px;color:var(--ink2);margin-top:5px;line-height:1.7}
  .btn-extreme{background:linear-gradient(135deg,#a63a2e,#c4443a)!important;color:#fff!important;border:none!important}
  /* ===== v3.2 墨川街 · 奖励与氛围 ===== */
  .wc-chip{display:inline-flex;align-items:center;gap:5px;font-size:12px;letter-spacing:1px;padding:5px 11px}
  .wc-chip svg{width:14px;height:14px}
  .wcrow{font-size:15px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
  .wcrow b{color:var(--cinnabar)}
  .wcbar{height:9px;background:rgba(43,38,32,.1);border-radius:99px;margin:10px 0 6px;overflow:hidden}
  .wcbar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--cinnabar),var(--gold));width:0%;transition:width .7s cubic-bezier(.2,.9,.3,1)}
  .ipgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
  .ipcard{position:relative;padding:13px;border:1px solid var(--line);border-radius:10px;background:#fffdf6;min-height:158px;transition:.2s}
  .ipcard:hover,.ipcard.on{border-color:var(--cinnabar);box-shadow:0 8px 20px rgba(43,38,32,.12);transform:translateY(-2px)}
  .ipicon{width:34px;height:34px;margin-bottom:6px}.ipname{font-size:16px;font-weight:700;letter-spacing:1px}.iprelic{font-size:12px;line-height:1.5;margin-top:3px}.ipmus{font-size:11px;color:var(--ink2);margin:3px 0 8px}
  @media(max-width:520px){.ipgrid{grid-template-columns:repeat(2,minmax(0,1fr))}.ipcard{min-height:168px}}
  .mist{animation:mistbreath 14s ease-in-out infinite alternate}
  @keyframes mistbreath{from{opacity:.92}to{opacity:1}}
  .mtn{will-change:transform}
  .rp{position:absolute;border-radius:50%;background:rgba(166,58,43,.20);transform:scale(0);animation:rout .6s ease-out forwards;pointer-events:none}
  @keyframes rout{to{transform:scale(1);opacity:0}}
  .btn,.navpill,.shopcard{position:relative;overflow:hidden}
  .pt{position:absolute;width:8px;height:8px;border-radius:50%;pointer-events:none;z-index:7}
  /* ===== v4 学习层：MotionSites DNA ===== */
  --grad:linear-gradient(90deg,var(--cinnabar) 0%,var(--gold) 100%);
  --grad-ring:linear-gradient(135deg,var(--cinnabar) 0%,var(--gold) 60%,var(--cinnabar) 100%);
  ::selection{background:var(--cinnabar);color:#f6efe0}
  .topbar{position:sticky;top:10px;z-index:50;border:1px solid rgba(43,38,32,.14);border-radius:999px;background:rgba(251,245,230,.8);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:8px 16px;margin-top:10px}
  .brand-seal{position:relative;background:#f6efe0;color:var(--cinnabar)}
  .brand-seal::before{content:"";position:absolute;inset:-3px;border-radius:10px;background:linear-gradient(135deg,var(--cinnabar) 0%,var(--gold) 60%,var(--cinnabar) 100%);background-size:200% 100%;animation:gradshift 4s linear infinite;z-index:-1}
  .brand-seal:hover::before{animation-duration:1.2s}
  @keyframes gradshift{to{background-position:200% 0}}
  .navpill{display:none;border:none;background:transparent;color:var(--ink2);font-family:inherit;font-size:12px;letter-spacing:2px;padding:5px 12px;border-radius:999px;cursor:pointer;transition:.18s}
  .navpill:hover{color:var(--ink);background:rgba(43,38,32,.08)}
  .guidepill{display:inline-flex;border:1px solid var(--line);background:rgba(255,253,247,.65);color:var(--ink);font-family:inherit;font-size:11px;letter-spacing:1px;padding:5px 9px;border-radius:999px;cursor:pointer}
  @media(min-width:760px){.navpill{display:inline-block}}
  .eyebrow{font-size:11px;letter-spacing:.38em;color:var(--ink2)}
  .faint-char{position:absolute;right:5%;top:6%;font-size:min(42vw,360px);line-height:1;color:var(--ink);opacity:.05;filter:blur(3px);pointer-events:none;font-weight:700;user-select:none}
  .blob{position:absolute;border-radius:50%;filter:blur(52px);opacity:.45;pointer-events:none;mix-blend-mode:multiply}
  .blob.b1{width:340px;height:340px;background:radial-gradient(circle,rgba(166,58,43,.5),rgba(166,58,43,.12) 65%,transparent);left:-70px;bottom:-40px}
  .blob.b2{width:420px;height:280px;background:radial-gradient(ellipse,rgba(138,109,47,.42),rgba(138,109,47,.10) 60%,transparent);right:-90px;top:20%}
  .role-line{text-align:center;margin-top:18px;font-size:17px;color:var(--ink2);letter-spacing:.14em}
  .role-cycle{font-family:"KaiTi","STKaiti",serif;font-style:italic;color:var(--cinnabar);letter-spacing:.24em;font-size:1.15em;display:inline-block;animation:roleIn .4s cubic-bezier(.4,0,.2,1) both}
  @keyframes roleIn{from{opacity:0;transform:translateY(20px)}to{opacity:.85;transform:none}}
  .hero-cta{display:flex;justify-content:center;gap:14px;margin-top:22px}
  .num{position:absolute;top:8px;left:16px;font-size:34px;font-weight:700;color:rgba(43,38,32,.13);user-select:none}
  .go{position:absolute;bottom:14px;right:14px;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:15px;transition:.25s;background:#fffdf6;border:2px solid transparent;background-image:linear-gradient(#fffdf6,#fffdf6),linear-gradient(135deg,var(--cinnabar),var(--gold));background-origin:border-box;background-clip:padding-box,border-box}
  .shopcard:hover .go{background-image:linear-gradient(135deg,var(--cinnabar),var(--gold));color:#f6efe0;transform:rotate(-45deg) scale(1.08)}
  .shopcard:hover .go{background:var(--ink);color:var(--paper)}
  .shopcard:hover{box-shadow:0 16px 34px rgba(43,38,32,.2)}
  .mq{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:7px 0;background:rgba(255,253,247,.35);margin-top:18px}
  .mq-in{display:inline-flex;white-space:nowrap;animation:mqmove 26s linear infinite}
  .mq-in span{margin:0 26px;font-size:11px;letter-spacing:.32em;color:#8a8070;display:inline-flex;align-items:center}
  .mq-in span::after{content:"·";margin-left:30px;color:var(--cinnabar);opacity:.6}
  @keyframes mqmove{to{transform:translateX(-50%)}}
  .ld-count{position:absolute;bottom:22px;right:30px;font-size:clamp(44px,8vw,84px);color:var(--ink);opacity:.85;line-height:1}
  .ld-line i{background:linear-gradient(90deg,var(--cinnabar) 0%,var(--gold) 100%);box-shadow:0 0 8px rgba(166,58,43,.35)}
  .ht-main .rv{transform:translateY(48px) scale(.97);filter:blur(7px)}
  .ht-main .rv.on{transform:none;filter:blur(0)}
  .panel-eyebrow{display:block;font-size:10px;letter-spacing:.34em;color:var(--ink2);margin-bottom:6px}
  .rv{transition-timing-function:cubic-bezier(.25,.46,.45,.94)}
  @media(prefers-reduced-motion:reduce){.mq-in{animation:none}}
  .cover-art{width:100%;height:96px;object-fit:cover;border-radius:8px;margin-bottom:12px;opacity:.93}
  /* ===== v3.1 馆藏长卷 / 古琴雅乐 / 墨迹跟随 / 跟随式转场 ===== */
  .museum{margin-top:30px}
  .mhead{display:flex;align-items:baseline;gap:10px;margin-bottom:12px;flex-wrap:wrap}
  .mhead b{font-size:18px;letter-spacing:2px}
  .msub{font-size:12px;color:var(--ink2)}
  .mstrip{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 2px 14px;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain}
  .mcard{min-width:250px;scroll-snap-align:start;background:rgba(255,253,247,.72);border:1.5px solid var(--ink);border-radius:12px;overflow:hidden;position:relative}
  .mcard img{display:block;width:100%;height:168px;object-fit:cover}
  .mcard figcaption{padding:10px 12px;font-size:13px;line-height:1.75}
  .mcard figcaption span{color:var(--ink2);font-size:12px}
  .bgmbtn{display:inline-flex;align-items:center;gap:6px;border:1.5px solid var(--ink);background:transparent;color:var(--ink);border-radius:999px;padding:5px 12px;font-family:inherit;font-size:12px;letter-spacing:2px;cursor:pointer;margin-left:auto}
  .bgmbtn.on{background:var(--ink);color:var(--paper)}
  .bgmbtn svg{width:15px;height:15px}
  #trailCanvas{position:fixed;inset:0;z-index:60;pointer-events:none}
  #wipe{position:fixed;inset:0;z-index:998;background:#26221c;opacity:0;pointer-events:none}
  @media (max-width:520px){
    .mcard{min-width:210px}
    .mcard img{height:140px}
  }
  .era:last-child.on .glyph::after{content:"楷";position:absolute;right:-8px;top:-8px;width:24px;height:24px;background:var(--cinnabar);color:#fff;border-radius:5px;font-size:13px;display:flex;align-items:center;justify-content:center;transform:rotate(-6deg);animation:stampin .45s cubic-bezier(.2,1.35,.45,1) both}
  @media (prefers-reduced-motion: reduce){
    *,*::before,*::after{animation:none!important;transition:none!important}
    .rv{opacity:1!important;transform:none!important;filter:none!important}
    #loader{display:none!important}
    .ht-seal{opacity:1!important;transform:scale(1) rotate(-4deg)!important}
  }
  @media (max-width:520px){
    .ht-wrap{gap:14px;padding:20px 12px 76px}
    .ht-main{font-size:46px}
    .hero3{min-height:74vh}
    .ht-sub{font-size:12px}
  }
  .guidegrid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.guidegrid div{padding:12px;border:1px solid var(--line);border-radius:8px;background:#fffdf6}.guidegrid b,.guidegrid span{display:block}.guidegrid b{color:var(--cinnabar);font-size:13px}.guidegrid span{font-size:12px;line-height:1.6;margin-top:5px}.ipphoto{width:100%;height:130px;object-fit:contain;background:#f0e8d8;border-radius:7px;margin-bottom:7px}.relic-modal{position:fixed;inset:0;z-index:1001;background:rgba(43,38,32,.76);display:flex;align-items:center;justify-content:center;padding:18px}.relic-sheet{position:relative;max-width:430px;width:100%;max-height:90vh;overflow:auto;background:var(--paper);border:2px solid var(--ink);border-radius:12px;padding:18px}.relic-sheet img{width:100%;height:180px;object-fit:cover;border-radius:8px;margin:10px 0}.relic-sheet h3{margin:8px 0}.relic-sheet p{font-size:13px;line-height:1.8}.relic-sheet small{color:var(--ink2);line-height:1.6}.relic-close{position:absolute;right:10px;top:8px;border:0;background:var(--cinnabar);color:white;border-radius:50%;width:28px;height:28px;font-size:20px}.onboard{position:fixed;inset:0;z-index:1002;background:rgba(43,38,32,.82);display:flex;align-items:center;justify-content:center;padding:20px}.onboard-card{max-width:430px;width:100%;background:var(--paper);border:2px solid var(--ink);border-radius:14px;padding:22px}.onboard-step{display:flex;gap:12px;margin:14px 0;padding:11px;border-left:3px solid var(--cinnabar);background:#fffdf6}.onboard-step b{color:var(--cinnabar);font-size:18px}.onboard-card button{margin-top:8px}.guidegrid{margin-bottom:4px}@media(max-width:520px){.guidegrid{grid-template-columns:1fr}.ipphoto{height:92px}}
  
    /* ===== v5 质感升级 ===== */
    .panel,.shopcard,.ipcard,.mcard{box-shadow:0 1px 2px rgba(43,38,32,.05),0 4px 12px rgba(43,38,32,.06)}
    .panel:hover,.shopcard:hover{box-shadow:0 2px 4px rgba(43,38,32,.06),0 12px 28px rgba(43,38,32,.12)}
    .panel,.shopcard{border-radius:16px}
    .btn{font-size:15px;padding:9px 26px;border-radius:999px;transition:all .25s cubic-bezier(.25,.46,.45,.94);letter-spacing:2px;font-weight:bold}
    .btn.primary{background:linear-gradient(135deg,var(--cinnabar),#c4443a);border:none;box-shadow:0 4px 14px rgba(166,58,43,.3)}
    .btn.primary:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 6px 20px rgba(166,58,43,.4)}
    .brand h1{font-size:22px;letter-spacing:.15em;font-weight:900;background:linear-gradient(135deg,var(--ink),var(--cinnabar));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
    .shopcard{padding:26px 20px 22px;transition:all .3s cubic-bezier(.25,.46,.45,.94)}
    .shopcard:hover{transform:translateY(-6px) scale(1.01)}
    .hero3{min-height:78vh;background:linear-gradient(180deg,#f9f3e6 0%,var(--paper) 40%,#efe6d4 100%)}

/* ===== 容器适配层 ===== */
html{touch-action:manipulation}
body{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none}
.wrap{padding-bottom:calc(80px + env(safe-area-inset-bottom, 0px))}
input,button{font-family:inherit}