/* =====================================================================
   STYLES — 样式表
   ---------------------------------------------------------------------
   TABLE OF CONTENTS · 目录
     1. :root tokens (colors, sizes)   — 主题变量：改配色/尺寸在这里
     2. base & background fx           — 背景、星空、噪点、极光
     3. landing top bar / site header  — 顶栏与站点导航
     4. stage & cube                   — 魔方（面、光照、单元格）
     5. sliding panel (hover state)    — 悬停侧滑面板
     6. expanded site & pages          — 展开后的网站与分页
     7. hero                           — 首屏（视频、幽灵字）
     8. sections: cards, chips, grids  — 卡片、标签、栅格
     9. timelines / publications / team— 时间线、论文库、成员
    10. footers / responsive           — 页脚与响应式
   ===================================================================== */
:root{
    /* —— design-guide palette · 设计指南色彩体系 —— */
    --bg:#050510;                       /* 深空黑 */
    --card:rgba(10,10,20,.8);           /* 暗卡片 80% */
    --line:rgba(255,255,255,.08);       /* 边框 */
    --text:#ffffff;                     /* 纯文字 */
    --text-dim:rgba(255,255,255,.40);   /* 弱文字 */
    --text-faint:rgba(255,255,255,.25); /* 暗文字 */
    --cyan:#7fc2d2;                     /* FusionWeb — toned for text on dark; pure #00f0ff reserved for glows */
    --violet:#b829dd;                   /* SDC */
    --amber:#ff7b00;                    /* FOOD */
    --green:#00ff88;                    /* Skeleton */
    --pink:#ff2d7b;                     /* 3DAnno */
    --blue:#2d7bff;                     /* TCB */
    --brandgrad:linear-gradient(90deg,var(--cyan),#b829dd,#2d7bff);
    --ease:cubic-bezier(.22,1,.36,1);   /* 入场缓动 */
    --cubie:100px;
    --gap:10px;
    --panel-w:400px;
    --mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html,body{height:100%}
  body{
    background:radial-gradient(1100px 700px at 46% 46%, #0a0a1a 0%, var(--bg) 65%);
    color:var(--text);
    font-family:"Segoe UI","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
    min-height:100vh;display:flex;flex-direction:column;
    overflow:hidden;
  }
  /* starfield + vignette (museum darkness, content emerges from it) */
  body::before{
    content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
    background:
      radial-gradient(1.4px 1.4px at 16% 22%, rgba(170,205,255,.55) 50%, transparent 51%),
      radial-gradient(1px 1px at 78% 14%, rgba(150,190,240,.4) 50%, transparent 51%),
      radial-gradient(1.6px 1.6px at 64% 74%, rgba(160,200,250,.35) 50%, transparent 51%),
      radial-gradient(1px 1px at 30% 82%, rgba(140,180,235,.4) 50%, transparent 51%),
      radial-gradient(1.2px 1.2px at 88% 58%, rgba(160,195,245,.4) 50%, transparent 51%),
      radial-gradient(1px 1px at 8% 55%, rgba(150,185,240,.3) 50%, transparent 51%),
      radial-gradient(1.3px 1.3px at 44% 10%, rgba(165,200,250,.35) 50%, transparent 51%),
      radial-gradient(ellipse at center, transparent 55%, rgba(0,0,4,.45) 100%),
      /* 60px grid texture · 网格纹理（设计指南 §6） */
      repeating-linear-gradient(90deg, rgba(0,240,255,.04) 0 1px, transparent 1px 60px),
      repeating-linear-gradient(0deg,  rgba(0,240,255,.04) 0 1px, transparent 1px 60px);
  }
  /* film grain — tactile texture, kills gradient banding */
  body::after{
    content:"";position:fixed;inset:0;pointer-events:none;z-index:90;opacity:.045;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  }
  /* aurora — slow drifting color fields */
  .fx{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
  .fx i{position:absolute;border-radius:50%;filter:blur(64px);opacity:.07}
  .fx .a1{width:46vw;height:46vw;left:6vw;top:10vh;background:var(--cyan);animation:drift1 20s ease-in-out infinite alternate}
  .fx .a2{width:38vw;height:38vw;right:5vw;bottom:6vh;background:#b829dd;animation:drift2 25s ease-in-out infinite alternate}
  @keyframes drift1{to{transform:translate(6vw,4vh) scale(1.12)}}
  @keyframes drift2{to{transform:translate(-5vw,-5vh) scale(1.08)}}

  /* ================= landing top bar ================= */
  .topbar{
    display:flex;align-items:center;justify-content:space-between;
    padding:22px 40px;position:relative;z-index:30;
    transition:opacity .35s, transform .35s;
  }
  body.expand .topbar{opacity:0;transform:translateY(-10px);pointer-events:none}
  .brand{display:flex;align-items:center;gap:14px;text-decoration:none}
  .mark{
    width:13px;height:13px;border:1.5px solid var(--cyan);border-radius:3px;
    box-shadow:0 0 10px rgba(78,198,255,.4);
    transform:rotate(45deg);flex:none;
  }
  .brand .name{color:var(--text);font-size:13px;font-weight:600;letter-spacing:.22em}
  .brand .cn{color:var(--text-dim);font-size:12px;letter-spacing:.3em}
  .topbar .right{
    font-family:var(--mono);
    color:var(--text-dim);font-size:11px;letter-spacing:.22em;
  }

  /* ================= site header ================= */
  .siteheader{
    position:fixed;top:0;left:0;right:0;z-index:40;
    display:flex;align-items:center;justify-content:space-between;gap:20px;
    padding:15px 36px;
    background:rgba(8,12,20,.8);backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
    transform:translateY(-100%);
    transition:transform .5s .28s cubic-bezier(.22,.9,.3,1);
  }
  body.expand .siteheader{transform:none;pointer-events:auto}
  /* HOME / PEOPLE / RESEARCH / CONTACT only exist once you're inside LAB */
  .siteheader nav a[data-page]{display:none}
  body.sitemode .siteheader nav a[data-page]{display:inline-block}
  .siteheader .brand .name{font-size:12.5px}
  .siteheader nav{display:flex;align-items:center;gap:2px}
  .siteheader nav a{
    font-family:var(--mono);font-size:11px;letter-spacing:.16em;
    color:var(--text-dim);text-decoration:none;cursor:pointer;
    padding:9px 13px;border-radius:5px;border-bottom:2px solid transparent;
    transition:color .2s, background .2s;
  }
  .siteheader nav a:hover{color:var(--text);background:rgba(110,150,200,.08)}
  .siteheader nav a.on{color:var(--p-accent,var(--cyan))}
  .langbtn{
    font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;line-height:1;
    color:var(--text-dim);cursor:pointer;background:none;
    border:1px solid var(--line);border-radius:5px;padding:8px 11px;
    transition:color .2s, border-color .2s;
    vertical-align:middle;margin-left:14px;
  }
  .langbtn:hover{color:var(--p-accent,var(--cyan));border-color:color-mix(in srgb, var(--p-accent,var(--cyan)) 45%, transparent)}
  .siteheader .langbtn{margin-left:10px}
  .siteheader .cubeback{
    display:flex;align-items:center;justify-content:center;
    cursor:pointer;background:none;
    border:1px solid color-mix(in srgb, var(--p-accent,var(--cyan)) 40%, transparent);
    border-radius:5px;padding:9px 12px;margin-left:12px;
    transition:background .2s;
  }
  .siteheader .cubeback .mark{
    width:11px;height:11px;
    border-color:var(--p-accent,var(--cyan));
    box-shadow:0 0 8px color-mix(in srgb, var(--p-accent,var(--cyan)) 50%, transparent);
  }
  .siteheader .cubeback:hover{background:color-mix(in srgb, var(--p-accent,var(--cyan)) 10%, transparent)}

  /* ================= stage ================= */
  main{flex:1;position:relative;min-height:0}
  .zone{position:absolute;inset:6% 0 6% 8%}
  .lghost{
    position:absolute;left:50%;top:46%;transform:translate(-50%,-50%);
    font-size:clamp(150px,21vw,320px);font-weight:800;letter-spacing:.04em;
    color:transparent;-webkit-text-stroke:1px rgba(140,190,240,.15);
    pointer-events:none;user-select:none;white-space:nowrap;
    transition:opacity .4s;
  }
  body.expand .lghost{opacity:0}
  .anchor{
    position:absolute;left:50%;top:47%;transform:translate(-50%,-50%);
    transition:left .42s cubic-bezier(.22,.9,.3,1);
    z-index:22;
  }
  body.open .anchor{left:34%}
  body.expand .anchor{
    left:13.5%;
    transition:left .6s var(--ease);
    pointer-events:auto;
  }
  /* inside the site the cube steps back: smaller, further left */
  .scene{transition:transform .6s var(--ease)}
  body.sitemode .scene{transform:scale(.78)}
  body.expand .anchor .scene{cursor:grab}
  body.expand .anchor .scene.grabbing{cursor:grabbing}

  .scene{perspective:2200px;position:relative}
  /* ambient halo — the cube emits soft light into the dark */
  .scene::before{
    content:"";position:absolute;left:50%;top:42%;
    width:calc(var(--cubie)*6.4);height:calc(var(--cubie)*6.4);
    transform:translate(-50%,-50%);
    background:radial-gradient(circle,
      rgba(0,240,255,.10), rgba(148,135,239,.05) 45%, transparent 68%);
    filter:blur(8px);pointer-events:none;
  }
  .cube-wrap{
    width:calc(var(--cubie)*3 + var(--gap)*2);
    height:calc(var(--cubie)*3 + var(--gap)*2);
    transform-style:preserve-3d;
    animation:floaty 7s ease-in-out infinite;
  }
  @keyframes floaty{
    0%,100%{transform:translateY(-10px)}
    50%{transform:translateY(10px)}
  }
  .cube{
    position:absolute;inset:0;
    transform-style:preserve-3d;
    transform:rotateX(-15deg) rotateY(-27deg);
  }
  .cubie{
    position:absolute;width:var(--cubie);height:var(--cubie);
    transform-style:preserve-3d;left:50%;top:50%;
    /* the cubie box itself is NOT a hit area — only its labelled faces are
       (pcell = landing portals, scell = site nav cells); everything else
       lets hovers/clicks fall through to the scene, so casual mouse travel
       no longer opens the side panel and shifts the cube around */
    pointer-events:none;
  }
  .face.pcell, .face.scell{pointer-events:auto}
  .face{
    position:absolute;inset:0;
    border:1px solid rgba(110,150,200,.15);
    background:linear-gradient(150deg, rgba(19,27,42,.9), rgba(10,15,26,.94));
    border-radius:8px;
    backface-visibility:hidden;
    display:flex;align-items:center;justify-content:center;
  }
  .face.f{transform:translateZ(calc(var(--cubie)/2))}
  .face.b{transform:rotateY(180deg) translateZ(calc(var(--cubie)/2))}
  .face.r{transform:rotateY(90deg) translateZ(calc(var(--cubie)/2))}
  .face.l{transform:rotateY(-90deg) translateZ(calc(var(--cubie)/2))}
  .face.u{transform:rotateX(90deg) translateZ(calc(var(--cubie)/2))}
  .face.d{transform:rotateX(-90deg) translateZ(calc(var(--cubie)/2))}
  /* directional light: lit from above-left, falls off underneath */
  .face.u{background:linear-gradient(150deg, rgba(36,49,72,.92), rgba(22,31,48,.94))}
  .face.r{background:linear-gradient(150deg, rgba(16,23,37,.93), rgba(10,15,26,.95))}
  .face.l{background:linear-gradient(150deg, rgba(13,18,30,.94), rgba(8,12,20,.95))}
  .face.d{background:linear-gradient(150deg, rgba(9,13,22,.95), rgba(6,9,16,.96))}
  /* flipped views present the top/bottom face in the front pose — give it
     the FRONT material there, so it never looks like it sits in shadow
     (body.flip-u / flip-d is set by the engine from the resting pose) */
  body.flip-u .face.u,
  body.flip-d .face.d,
  body.flip-r .face.r{background:linear-gradient(150deg, rgba(19,27,42,.9), rgba(10,15,26,.94))}
  /* specular sheen sweeping each face */
  .face::after{
    content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
    background:linear-gradient(135deg, rgba(255,255,255,.05), transparent 42%);
  }

  .face span{
    position:absolute;inset:0;
    display:flex;align-items:center;justify-content:center;
    font-family:var(--mono);
    font-weight:700;letter-spacing:.14em;text-align:center;
    transition:opacity .4s;
    pointer-events:none;
    padding:6px;
  }
  .face .lp{font-size:17px;letter-spacing:.2em}
  .face .sp{font-size:14px;display:none;letter-spacing:.18em}

  /* landing portal cells */
  .cubie.active{cursor:pointer}
  .cubie.active .face.pcell{
    border-color:color-mix(in srgb, var(--accent) 55%, transparent);
    background:
      radial-gradient(circle at 50% 42%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 74%),
      linear-gradient(150deg, rgba(22,32,50,.94), rgba(12,18,32,.96));
    box-shadow:0 0 22px color-mix(in srgb, var(--accent) 28%, transparent);
    transition:box-shadow .25s, border-color .25s, background .4s;
  }
  .cubie.active .face.pcell .lp{color:color-mix(in srgb, var(--accent) 80%, white)}
  .cubie.active:hover .face,
  .cubie.active.hot .face.pcell{
    box-shadow:0 0 42px color-mix(in srgb, var(--accent) 60%, transparent);
    border-color:var(--accent);
  }
  .cubie.active:focus-visible{outline:none}
  .cubie.active:focus-visible .face.pcell{border-color:var(--accent)}
  /* press feedback — the cell answers like a physical button */
  .cubie.active:active .face{filter:brightness(1.35)}
  body.sitemode .cubie.scube:active .face.scell.live{filter:brightness(1.35)}
  .face{transition:filter .12s}

  /* ---- site mode: cube becomes the navigation instrument ---- */
  body.sitemode .face .lp,
  body.dimlights .face .lp{opacity:0}
  .face .sp{display:none}
  /* the landing colors (LAB/SDC/FOOD) switch off the moment a portal is chosen */
  body.dimlights .cubie.active .face,
  body.dimlights .cubie.active:hover .face,
  body.dimlights .cubie.active.hot .face,
  body.sitemode .cubie.active .face,
  body.sitemode .cubie.active:hover .face,
  body.sitemode .cubie.active.hot .face.pcell{
    border-color:rgba(110,150,200,.15);
    background:linear-gradient(150deg, rgba(19,27,42,.9), rgba(10,15,26,.94));
    box-shadow:none;
  }
  /* only the ACTIVE page's face has filled cells — every other face is bare */
  body.sitemode .face.scell.live{
    border-color:color-mix(in srgb, var(--p-accent,var(--cyan)) 55%, transparent);
    background:
      radial-gradient(circle at 50% 45%, color-mix(in srgb, var(--p-accent,var(--cyan)) 16%, transparent), transparent 74%),
      linear-gradient(150deg, rgba(22,32,50,.94), rgba(12,18,32,.96));
    box-shadow:0 0 18px color-mix(in srgb, var(--p-accent,var(--cyan)) 25%, transparent);
  }
  body.sitemode .face.scell.live .sp{
    display:flex;
    color:color-mix(in srgb, var(--p-accent,var(--cyan)) 85%, white);
  }
  body.sitemode .cubie.scube{cursor:pointer}
  body.sitemode .cubie.scube:hover .face.scell.live{
    background:
      radial-gradient(circle at 50% 45%, color-mix(in srgb, var(--p-accent,var(--cyan)) 16%, transparent), transparent 74%),
      linear-gradient(150deg, rgba(22,32,50,.94), rgba(12,18,32,.96));
    box-shadow:0 0 36px color-mix(in srgb, var(--p-accent,var(--cyan)) 55%, transparent);
    border-color:var(--p-accent,var(--cyan));
  }

  .shadow{
    position:relative;z-index:-1;   /* derrière le cube et l'icône */
    height:34px;border-radius:50%;
    width:calc(var(--cubie)*3.3);
    margin:48px auto 0;
    transform:translateX(calc(var(--cubie) * -0.14));  /* under the cube's visual center */
    background:radial-gradient(closest-side, rgba(8,16,40,.85), rgba(40,80,150,.25) 60%, transparent);
    filter:blur(6px);
    animation:shadowPulse 7s ease-in-out infinite;
  }
  @keyframes shadowPulse{
    0%,100%{transform:scale(1.05);opacity:.75}
    50%{transform:scale(.93);opacity:.5}
  }
  .caption{
    position:fixed;left:50%;bottom:12vh;transform:translateX(-50%);
    text-align:center;font-family:var(--mono);z-index:12;pointer-events:none;
  }
  .caption p{color:var(--text-dim);font-size:11px;letter-spacing:.32em;white-space:nowrap}
  body.expand .caption{opacity:0;transition:opacity .3s}
  body.expand .shadow{opacity:0;transition:opacity .5s}

  /* ---- page icon: floats above the cube like a plumbob, shows the page ---- */
  .pageicon{
    position:absolute;left:50%;top:50%;
    /* the 3D projection leans right, so the visual center sits left of the
       anchor center — the small negative X nudge compensates for that.
       The icon lives INSIDE the scene, so it scales and travels with the
       cube automatically (site-mode shrink, slide, page scroll). */
    transform:translate(calc(-50% - var(--cubie) * 0.24), calc(var(--cubie) * -2.62));
    z-index:30;pointer-events:none;
    opacity:0;transition:opacity .5s .25s;
  }
  body.sitemode .pageicon{opacity:1}
  .pi-bob{position:relative;animation:iconbob 3.4s ease-in-out infinite}
  .pi-bob::before{  /* breathing halo behind the icon */
    content:"";position:absolute;left:50%;top:50%;
    width:86px;height:86px;transform:translate(-50%,-50%);
    background:radial-gradient(circle, rgba(0,240,255,.20), rgba(0,240,255,.05) 55%, transparent 72%);
    border-radius:50%;filter:blur(2px);
    animation:halopulse 3.4s ease-in-out infinite;
  }
  .pageicon svg{
    display:none;position:relative;width:46px;height:46px;
    stroke:#7df3ff;stroke-width:1.6;fill:none;
    stroke-linecap:round;stroke-linejoin:round;
    filter:drop-shadow(0 0 9px rgba(0,240,255,.85)) drop-shadow(0 0 26px rgba(0,240,255,.4));
  }
  .pageicon svg.on{display:block;animation:iconpop .55s cubic-bezier(.34,1.56,.64,1)}
  @keyframes iconbob{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
  @keyframes halopulse{0%,100%{opacity:.7;transform:translate(-50%,-50%) scale(1)}50%{opacity:1;transform:translate(-50%,-50%) scale(1.18)}}
  @keyframes iconpop{
    0%{transform:scale(.4) rotate(-8deg);opacity:0}
    60%{transform:scale(1.18) rotate(2deg);opacity:1}
    100%{transform:scale(1) rotate(0)}
  }
  @media (prefers-reduced-motion:reduce){.pi-bob,.pi-bob::before,.pi-bob::after,.pageicon svg.on{animation:none}}

  /* brand logos: white rounded cards for contrast on dark (guide §8.3) */
  .logorow{display:flex;gap:30px;margin-top:24px;flex-wrap:wrap;align-items:center}
  .logorow span{position:relative;display:inline-flex;align-items:center}
  .logorow img{position:relative;height:72px;display:block}

  /* ================= sliding panel ================= */
  .panel{
    position:fixed;top:0;right:0;height:100%;
    width:min(var(--panel-w), 42vw);
    background:linear-gradient(200deg, rgba(14,20,34,.96), rgba(8,12,21,.96));
    border-left:1px solid color-mix(in srgb, var(--p-accent,var(--cyan)) 40%, transparent);
    box-shadow:-24px 0 70px rgba(0,0,0,.5);
    transform:translateX(105%);
    transition:transform .42s cubic-bezier(.22,.9,.3,1),
               width .6s var(--ease);
    display:flex;flex-direction:column;justify-content:center;align-items:flex-end;
    padding:48px 46px;
    z-index:20;
    backdrop-filter:blur(8px);
  }
  body.open .panel{transform:translateX(0)}
  .panel > *{width:100%;max-width:308px}
  .panel .tag{
    font-family:var(--mono);
    font-size:10.5px;font-weight:700;letter-spacing:.3em;
    color:var(--p-accent,var(--cyan));margin-bottom:16px;
  }
  .panel h2{
    font-size:23px;font-weight:600;line-height:1.35;letter-spacing:.02em;
    color:var(--text);margin-bottom:16px;
  }
  .panel h2::after{
    content:"";display:block;width:44px;height:2px;margin-top:14px;
    background:var(--p-accent,var(--cyan));
    box-shadow:0 0 10px var(--p-accent,var(--cyan));
  }
  .panel p{font-size:14px;color:var(--text-dim);line-height:1.8}
  .panel .go{
    margin-top:30px;display:inline-block;width:fit-content;
    font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;
    color:var(--p-accent,var(--cyan));text-decoration:none;
    padding:11px 18px;border:1px solid color-mix(in srgb, var(--p-accent,var(--cyan)) 45%, transparent);
    border-radius:4px;transition:background .2s, box-shadow .2s;
  }
  .panel .go:hover{
    background:color-mix(in srgb, var(--p-accent,var(--cyan)) 12%, transparent);
    box-shadow:0 0 18px color-mix(in srgb, var(--p-accent,var(--cyan)) 30%, transparent);
  }

  /* ============ expanded: the panel IS the webpage ============ */
  body.expand{pointer-events:none}
  body.expand .panel{
    pointer-events:auto;
    width:100vw;
    border-left-color:transparent;
    padding:0;
    align-items:stretch;justify-content:flex-start;
    overflow-y:auto;
    display:block;
  }
  body.expand .panel::-webkit-scrollbar{width:8px}
  body.expand .panel::-webkit-scrollbar-thumb{background:rgba(110,150,200,.2);border-radius:4px}
  body.expand .panel > *{max-width:none}
  body.expand .panel > .tag,
  body.expand .panel > h2,
  body.expand .panel > p,
  body.expand .panel > .go{display:none}

  .site{display:none}
  body.expand .site.show{
    display:block;
    opacity:0;animation:siteIn .5s .35s forwards;
  }
  @keyframes siteIn{to{opacity:1}}

  /* ---------- pages ---------- */
  .page{display:none}
  .page.on{display:block;animation:pageIn .4s both}
  @keyframes pageIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
  /* side pages: cube stays on the left, content on the right */
  .page.sidepage{min-height:100vh;padding:130px 6vw 80px 38vw}
  .page.sidepage .sect{width:auto;margin:0;padding:0 0 40px}

  /* ---------- hero ---------- */
  .hero{
    position:relative;height:100vh;overflow:hidden;
    display:flex;align-items:center;justify-content:flex-end;
    padding-right:8vw;
  }
  .hero video{
    position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
    opacity:.5;filter:saturate(.7) brightness(.68) contrast(1.05);
  }
  .hero .veil{
    position:absolute;inset:0;
    background:
      /* shaped scrim: anchored under the cube (left) and the text (right),
         open in the middle so the footage reads as a scene, not noise */
      linear-gradient(90deg,
        rgba(5,5,16,.55) 0%, rgba(5,5,16,.15) 28%,
        rgba(5,5,16,.18) 52%,
        rgba(5,5,16,.72) 76%, rgba(5,5,16,.82) 100%),
      linear-gradient(0deg, var(--bg) 0%, transparent 22%),
      linear-gradient(180deg, rgba(5,5,16,.55), transparent 18%);
  }
  .hero-right{position:relative;width:min(760px, 56vw);margin-right:5vw}
  /* huge outlined word — typography as interface architecture */
  .hero .ghost{
    position:absolute;left:4vw;bottom:6vh;
    font-size:clamp(90px,15vw,220px);font-weight:800;letter-spacing:.04em;
    line-height:1;color:transparent;
    -webkit-text-stroke:1.5px rgba(140,190,240,.24);
    user-select:none;pointer-events:none;
    will-change:transform;
  }
  .hero-right .tag{
    font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.3em;
    color:var(--p-accent,var(--cyan));margin-bottom:18px;
  }
  .hero-right h1{
    font-size:clamp(34px,4.8vw,64px);font-weight:700;line-height:1.15;
    letter-spacing:-.02em;margin-bottom:22px;
    background:var(--brandgrad);
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero-right h1::after{
    content:"";display:block;width:72px;height:2px;margin-top:22px;
    background:linear-gradient(90deg, transparent, var(--cyan), var(--violet), transparent);
    box-shadow:0 0 10px rgba(0,240,255,.5);
  }
  .hero-right .sum{font-size:15px;color:var(--text-dim);line-height:1.9}

  /* card top decorative line + glow hover (design guide §4) */
  .cell2::before, .pcard::before{
    content:"";position:absolute;top:0;left:0;right:0;height:2px;
    background:linear-gradient(90deg, transparent, var(--p-accent, var(--cyan)), transparent);
    opacity:.55;transition:opacity .5s;
  }
  .cell2:hover, a.lcell:hover{
    border-color:var(--p-accent, var(--cyan));
    box-shadow:0 0 40px color-mix(in srgb, var(--p-accent, var(--cyan)) 35%, transparent),
               inset 0 0 40px color-mix(in srgb, var(--p-accent, var(--cyan)) 10%, transparent);
  }
  .cell2:hover::before, .pcard:hover::before{opacity:1}

  /* ---------- sections ---------- */
  .sect{width:min(1280px, 90vw);margin:0 auto;padding:74px 0 6px}
  .sec{
    font-family:var(--mono);font-size:10.5px;font-weight:700;letter-spacing:.3em;
    color:var(--p-accent,var(--cyan));margin-bottom:24px;
  }
  .sect-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
  .sect-head .sec{margin-bottom:0}
  .overview p{font-size:14px;color:var(--text-dim);line-height:1.9;margin-bottom:14px}

  /* highlight cards */
  .cards{display:grid;grid-template-columns:repeat(3, 1fr);gap:18px}
  .pcard{
    position:relative;
    display:block;text-decoration:none;
    border:1px solid var(--line);border-radius:16px;overflow:hidden;
    background:var(--card);backdrop-filter:blur(12px);
    transition:transform .5s var(--ease), border-color .5s, box-shadow .5s;
  }
  .pcard:hover{
    transform:translateY(-4px);
    border-color:var(--p-accent, var(--cyan));
    box-shadow:0 0 40px color-mix(in srgb, var(--p-accent, var(--cyan)) 35%, transparent),
               inset 0 0 40px color-mix(in srgb, var(--p-accent, var(--cyan)) 10%, transparent);
  }
  .pcard img{
    width:100%;height:150px;object-fit:cover;display:block;
    filter:brightness(.85) saturate(.9);
    border-bottom:1px solid var(--line);
  }
  .pcard .pb{padding:15px 16px 17px}
  .pcard .d{
    font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;
    color:var(--p-accent,var(--cyan));margin-bottom:8px;
  }
  .pcard .t{font-size:13.5px;color:var(--text);line-height:1.5;margin-bottom:8px;font-weight:600}
  .pcard .s{
    font-size:12px;color:var(--text-dim);line-height:1.7;
    display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  }

  /* collapsible timeline */
  .tl-wrap{
    max-height:0;overflow:hidden;
    transition:max-height .55s cubic-bezier(.22,.9,.3,1);
  }
  .tl-wrap.openned{max-height:540px}
  .tl-tools{display:flex;justify-content:flex-end;gap:8px;padding:22px 0 12px}
  .tl-tools button, .btn{
    font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;line-height:1;
    color:var(--p-accent,var(--cyan));text-decoration:none;cursor:pointer;
    padding:10px 16px;border:1px solid color-mix(in srgb, var(--p-accent,var(--cyan)) 45%, transparent);
    border-radius:4px;background:none;
    transition:background .2s, box-shadow .2s;
  }
  .tl-tools button:hover, .btn:hover{
    background:color-mix(in srgb, var(--p-accent,var(--cyan)) 12%, transparent);
    box-shadow:0 0 18px color-mix(in srgb, var(--p-accent,var(--cyan)) 30%, transparent);
  }
  .btn.ghosted{color:var(--text-dim);border-color:var(--line)}
  .tl-strip{
    display:flex;overflow-x:auto;scroll-behavior:smooth;
    padding-bottom:14px;
    -webkit-overflow-scrolling:touch;
    cursor:grab;
  }
  .tl-strip.dragging{cursor:grabbing;user-select:none}
  .tl-strip.dragging *{pointer-events:none}
  .tl-strip img{-webkit-user-drag:none;user-drag:none}
  .tl-strip::-webkit-scrollbar{height:6px}
  .tl-strip::-webkit-scrollbar-thumb{background:rgba(110,150,200,.18);border-radius:3px}
  .tl-item{flex:0 0 300px;padding:0 12px}
  .tl-head{
    position:relative;height:42px;
    border-top:1px solid color-mix(in srgb, var(--p-accent,var(--cyan)) 35%, transparent);
  }
  .tl-head::before{
    content:"";position:absolute;top:-5px;left:50%;transform:translateX(-50%);
    width:9px;height:9px;border-radius:50%;
    background:var(--bg);
    border:2px solid var(--p-accent,var(--cyan));
    box-shadow:0 0 8px color-mix(in srgb, var(--p-accent,var(--cyan)) 60%, transparent);
  }
  .tl-head span{
    position:absolute;top:12px;left:50%;transform:translateX(-50%);
    font-family:var(--mono);font-size:11px;letter-spacing:.12em;
    color:var(--p-accent,var(--cyan));
    transition:color .2s;
  }
  .tl-head::before{transition:transform .2s, box-shadow .2s}
  .tl-item:hover .tl-head::before{
    transform:translateX(-50%) scale(1.45);
    box-shadow:0 0 14px var(--p-accent,var(--cyan));
  }
  .tl-item:hover .tl-head span{color:var(--text)}

  /* research grid */
  .rgrid{display:grid;grid-template-columns:repeat(auto-fit, minmax(230px,1fr));gap:14px}

  /* bento blocks (People categories) — clean, compact, consistent */

  /* member chips */
  .pgrid{display:grid;grid-template-columns:repeat(auto-fill, minmax(250px,1fr));gap:12px}
  .person{
    display:flex;gap:12px;align-items:flex-start;
    padding:14px;border:1px solid var(--line);border-radius:16px;
    background:var(--card);backdrop-filter:blur(12px);
    text-decoration:none;
    transition:border-color .5s, box-shadow .5s;
  }
  .person:hover{
    border-color:var(--p-accent, var(--cyan));
    box-shadow:0 0 40px color-mix(in srgb, var(--p-accent, var(--cyan)) 25%, transparent);
  }
  .person img{
    width:52px;height:52px;object-fit:cover;border-radius:50px;flex:none;
    border:1px solid var(--line);filter:brightness(.92);
    background:rgba(110,150,200,.08);
  }
  .person .nm{font-size:13px;color:var(--text);font-weight:600;line-height:1.4}
  .person .tt{font-size:11.5px;color:var(--p-accent,var(--cyan));margin-top:3px;line-height:1.5}
  .person .em{font-family:var(--mono);font-size:10.5px;color:var(--text-dim);margin-top:4px;word-break:break-all;line-height:1.5}
  .rgrid .cell2{
    position:relative;overflow:hidden;
    padding:24px;border:1px solid var(--line);border-radius:16px;
    background:var(--card);backdrop-filter:blur(12px);
    transition:border-color .5s, box-shadow .5s, background .5s;
  }
  .rgrid .cell2:hover{
    border-color:color-mix(in srgb, var(--p-accent,var(--cyan)) 45%, transparent);
    background:rgba(110,150,200,.04);
  }
  .rgrid b{display:block;font-size:13.5px;color:var(--text);margin-bottom:7px;font-weight:600}
  .rgrid span{font-size:12px;color:var(--text-dim);line-height:1.7;display:block}
  a.lcell{display:block;text-decoration:none}
  a.lcell:hover b{color:var(--p-accent,var(--cyan))}

  /* publications */
  .ptools{
    display:flex;align-items:center;gap:14px;flex-wrap:wrap;
    margin-bottom:8px;max-width:860px;
  }
  #pubSearch{
    flex:1;min-width:220px;
    font-family:var(--mono);font-size:12px;letter-spacing:.04em;
    color:var(--text);background:rgba(14,20,33,.6);
    border:1px solid var(--line);border-radius:6px;
    padding:10px 14px;outline:none;
    transition:border-color .2s, box-shadow .2s;
  }
  #pubSearch::placeholder{color:var(--text-dim)}
  #pubSearch:focus{
    border-color:color-mix(in srgb, var(--p-accent,var(--cyan)) 55%, transparent);
    box-shadow:0 0 14px color-mix(in srgb, var(--p-accent,var(--cyan)) 18%, transparent);
  }
  .pchips{display:flex;gap:6px}
  .pchips button{
    font-family:var(--mono);font-size:11px;letter-spacing:.1em;
    color:var(--text-dim);background:none;cursor:pointer;
    border:1px solid var(--line);border-radius:999px;padding:8px 14px;
    transition:color .2s, border-color .2s, background .2s;
  }
  .pchips button:hover{color:var(--text)}
  .pchips button.on{
    color:var(--p-accent,var(--cyan));
    border-color:color-mix(in srgb, var(--p-accent,var(--cyan)) 55%, transparent);
    background:color-mix(in srgb, var(--p-accent,var(--cyan)) 8%, transparent);
  }
  .pcount{font-family:var(--mono);font-size:11px;color:var(--text-dim);letter-spacing:.1em}
  .publist{list-style:none;max-width:860px}
  .publist li{padding:16px 2px;border-bottom:1px solid var(--line)}
  .publist .pmeta{
    font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;
    color:var(--p-accent,var(--cyan));margin-bottom:6px;
  }
  .publist .pt{
    display:block;font-size:13.5px;font-weight:600;color:var(--text);
    text-decoration:none;line-height:1.55;
    transition:color .2s;
  }
  .publist .pt:hover{color:var(--p-accent,var(--cyan))}
  .publist .pa{font-size:12px;color:var(--text-dim);margin-top:5px;line-height:1.6}
  .publist .pl{display:flex;gap:14px;margin-top:7px}
  .publist .pl a{
    font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;
    color:var(--p-accent,var(--cyan));text-decoration:none;
    border-bottom:1px solid color-mix(in srgb, var(--p-accent,var(--cyan)) 35%, transparent);
    padding-bottom:1px;
  }
  .publist .pl a:hover{border-bottom-color:var(--p-accent,var(--cyan))}
  .pubempty{padding:26px 2px;color:var(--text-dim);font-size:13px}

  /* contact */
  .clist{list-style:none;max-width:820px}
  .clist li{
    display:flex;gap:16px;padding:14px 2px;border-bottom:1px solid var(--line);
    font-size:13.5px;color:var(--text-dim);line-height:1.7;
  }
  .clist .k{
    font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;
    color:var(--p-accent,var(--cyan));min-width:78px;padding-top:2px;flex:none;
  }
  .clist a{color:var(--text);text-decoration:none}
  .clist a:hover{color:var(--p-accent,var(--cyan))}

  .row{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}

  /* site footer — same content as the original webpage's footer */
  .sitefooter{
    border-top:1px solid var(--line);
    margin-top:60px;
    padding:34px 8vw 40px;
  }
  .sitefooter h4{
    font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.3em;
    color:var(--p-accent,var(--cyan));margin-bottom:16px;
  }
  .sitefooter ul{list-style:none;display:flex;flex-wrap:wrap;gap:10px 40px}
  .sitefooter li{color:var(--text-dim);font-size:12.5px;line-height:1.7}
  .sitefooter a{color:var(--text-dim);text-decoration:none}
  .sitefooter a:hover{color:var(--text)}
  .frame{
    margin:26px auto;max-width:560px;padding:26px;
    border:1px dashed rgba(110,150,200,.3);
    border-radius:8px;color:var(--text-dim);font-size:13px;line-height:1.8;text-align:center;
  }
  .frame b{color:var(--text);font-weight:600}
  #extSite{padding-top:34vh}

  /* ================= footer ================= */
  footer{
    padding:16px 40px;position:relative;z-index:5;
    display:flex;justify-content:space-between;flex-wrap:wrap;gap:6px 28px;
    border-top:1px solid var(--line);
    font-family:var(--mono);
  }
  footer span, footer a{color:var(--text-dim);font-size:11px;letter-spacing:.04em;text-decoration:none}
  footer a:hover{color:var(--text)}

  @media (prefers-reduced-motion:reduce){
    .cube-wrap,.shadow{animation:none}
    .fx i{animation:none}
    .panel,.anchor,.siteheader{transition:none}
  }
  @media (max-width:900px){
    .hero{justify-content:center;padding-right:0}
    .hero-right{width:min(600px,86vw)}
    .page.sidepage{padding:120px 6vw 60px}
    .siteheader nav a{padding:8px 8px;font-size:10px}
  }
  @media (max-width:820px){
    body.open .anchor{left:50%}
    .brand .cn{display:none}
    .topbar .right{display:none}
  }
  @media (max-width:640px){
    /* graceful degradation: the site works as a simple vertical page */
    .panel{width:100vw;padding:40px 24px}
    .panel > *{max-width:none}
    body.expand .anchor{display:none}       /* drag-nav is desktop; menu takes over */
    .siteheader{padding:10px 12px;gap:8px}
    .siteheader .brand .name{display:none}  /* the mark alone carries the brand */
    .siteheader nav{gap:0}
    .siteheader nav a{padding:8px 7px;font-size:10px;letter-spacing:.08em}
    .siteheader .cubeback{margin-left:4px;padding:8px 9px}
    .hero{justify-content:center;padding:0 6vw;height:88vh}
    .hero-right{width:100%}
    .hero .ghost{font-size:24vw;left:2vw;bottom:3vh}
    .page.sidepage{padding:104px 6vw 50px}
    .sitefooter{padding:28px 6vw 34px}
    .tl-item{flex-basis:250px}
    footer{justify-content:center}
  }

  /* ---------- branded placeholder for missing news images ---------- */
  .imgph{
    height:150px;display:flex;align-items:center;justify-content:center;
    background:
      linear-gradient(135deg, color-mix(in srgb, var(--cyan) 10%, transparent),
                              color-mix(in srgb, var(--violet) 10%, transparent)),
      var(--card);
    border-bottom:1px solid var(--line);
  }
  .imgph span{
    font-family:var(--mono);font-weight:800;font-size:30px;letter-spacing:.28em;
    color:transparent;-webkit-text-stroke:1px color-mix(in srgb, var(--cyan) 45%, transparent);
    padding-left:.28em;
  }

  /* ---------- header logo chips (white per guide for contrast) ---------- */
  .hlogo{
    position:relative;margin-right:14px;
    display:inline-flex;align-items:center;vertical-align:middle;
  }
  .hlogo img{position:relative;height:36px;display:block}

  /* =====================================================================
     LIGHT THEME · 亮色主题  (toggle: ◑ button — persists per browser)
     ===================================================================== */
  body.light{
    --card:rgba(245,250,255,.92);
    --line:rgba(20,60,110,.16);
    --text:#08131f;
    --text-dim:rgba(8,19,31,.78);
    --text-faint:rgba(11,30,51,.40);
    --cyan:#0284c7;
    --violet:#9333ea;
    --amber:#d97706;
    --brandgrad:linear-gradient(90deg,#0284c7,#9333ea,#2563eb);
    background:radial-gradient(1100px 700px at 46% 46%, #d6e5f2 0%, #b4cce2 65%);
    color:var(--text);
  }
  body.light::before{
    background:
      repeating-linear-gradient(90deg, rgba(2,132,199,.045) 0 1px, transparent 1px 60px),
      repeating-linear-gradient(0deg,  rgba(2,132,199,.045) 0 1px, transparent 1px 60px),
      radial-gradient(ellipse at center, transparent 58%, rgba(20,50,100,.12) 100%);
  }
  body.light::after{opacity:.02}
  body.light .fx i{opacity:.11}
  /* cube: light glass */
  body.light .face{background:linear-gradient(150deg, rgba(246,251,255,.93), rgba(210,226,242,.95));border-color:rgba(20,60,110,.15)}
  body.light .face.u{background:linear-gradient(150deg, #fbfdff, #e2edf8)}
  body.light .face.r{background:linear-gradient(150deg, rgba(224,236,248,.94), rgba(198,216,236,.95))}
  body.light .face.l{background:linear-gradient(150deg, rgba(214,228,243,.94), rgba(188,206,228,.95))}
  body.light .face.d{background:linear-gradient(150deg, rgba(202,218,236,.95), rgba(176,196,220,.96))}
  /* flipped views: presented face uses the light theme's FRONT material */
  body.light.flip-u .face.u,
  body.light.flip-d .face.d{background:linear-gradient(150deg, rgba(246,251,255,.93), rgba(210,226,242,.95))}
  body.light .face::after{background:linear-gradient(135deg, rgba(255,255,255,.7), transparent 42%)}
  body.light .face span{color:#122a4a}
  body.light.sitemode .cubie.active .face,
  body.light.sitemode .cubie.active:hover .face,
  body.light.sitemode .cubie.active.hot .face,
  body.light.dimlights .cubie.active .face,
  body.light.dimlights .cubie.active:hover .face,
  body.light.dimlights .cubie.active.hot .face.pcell{
    border-color:rgba(20,60,110,.16);
    background:linear-gradient(150deg, rgba(240,248,255,.94), rgba(210,226,243,.95));
    box-shadow:none;
  }
  body.light .shadow{background:radial-gradient(closest-side, rgba(15,40,85,.4), rgba(15,40,85,.12) 60%, transparent);filter:blur(6px)}
  body.light .scene::before{opacity:.5}
  /* chrome & pages */
  body.light .siteheader{background:rgba(214,230,244,.88);border-bottom:1px solid var(--line);box-shadow:0 1px 12px rgba(15,40,80,.06)}
  body.light .panel{background:linear-gradient(90deg, #c6d9eb, #d9e8f5)}
  body.light .hero video{opacity:.5;filter:saturate(.5) brightness(1.04) contrast(.92)}
  body.light .hero .veil{
    background:
      /* duotone wash: pulls the footage into the theme's blue family */
      linear-gradient(rgba(186,208,232,.45), rgba(186,208,232,.45)),
      linear-gradient(90deg,
        rgba(206,224,242,.72) 0%, rgba(206,224,242,.28) 28%,
        rgba(206,224,242,.30) 52%,
        rgba(216,231,246,.88) 76%, rgba(222,236,248,.94) 100%),
      linear-gradient(0deg, #cfe0f0 0%, transparent 22%),
      linear-gradient(180deg, rgba(206,224,242,.7), transparent 18%);
  }
  body.light .ghost,
  body.light .lghost{-webkit-text-stroke-color:rgba(15,55,115,.17)}
  body.light .sitefooter{background:#bed3e7;border-top:1px solid var(--line)}
  body.light footer{border-top:1px solid var(--line)}
  body.light #pubSearch{background:rgba(244,250,255,.85);color:var(--text)}
  body.light .pageicon svg{stroke:#0284c7;filter:drop-shadow(0 0 8px rgba(2,132,199,.55)) drop-shadow(0 0 20px rgba(2,132,199,.28))}
  body.light .pi-bob::before{background:radial-gradient(circle, rgba(2,132,199,.18), rgba(2,132,199,.05) 55%, transparent 72%)}
  body.light .frame{background:rgba(240,248,255,.88);border-color:var(--line);color:var(--text)}

  /* light theme: live nav cells match the light glass */
  body.light.sitemode .face.scell.live{
    background:linear-gradient(150deg, rgba(235,248,255,.95), rgba(200,226,246,.95));
  }
  body.light.sitemode .face.scell.live .sp{color:#0369a1}

  /* ---------- colorful hue inside the site (pages without the video) ---------- */
  .fx2{position:absolute;inset:0;pointer-events:none;z-index:0;overflow:hidden}
  .site, .ext{position:relative;z-index:1}
  .site > *:not(.fx2){position:relative;z-index:1}   /* content above the hue */
  .fx2 i{
    position:absolute;border-radius:50%;filter:blur(70px);
    opacity:0;transition:opacity 1.2s;
  }
  body.sitemode .fx2 i{opacity:.09}
  /* seven fields staggered down the FULL page height (percent of content) */
  .fx2 i:nth-child(1){width:42vw;height:42vw;left:-9vw;top:2%;background:var(--cyan);animation:drift1 22s ease-in-out infinite alternate}
  .fx2 i:nth-child(2){width:36vw;height:36vw;right:-7vw;top:15%;background:#b829dd;animation:drift2 27s ease-in-out infinite alternate}
  .fx2 i:nth-child(3){width:30vw;height:30vw;left:32vw;top:31%;background:#2d7bff;animation:drift1 31s ease-in-out infinite alternate-reverse}
  .fx2 i:nth-child(4){width:38vw;height:38vw;right:-8vw;top:47%;background:var(--cyan);animation:drift2 24s ease-in-out infinite alternate}
  .fx2 i:nth-child(5){width:32vw;height:32vw;left:-8vw;top:62%;background:#b829dd;animation:drift1 29s ease-in-out infinite alternate}
  .fx2 i:nth-child(6){width:34vw;height:34vw;right:18vw;top:76%;background:#2d7bff;animation:drift2 33s ease-in-out infinite alternate-reverse}
  .fx2 i:nth-child(7){width:30vw;height:30vw;left:8vw;top:90%;background:var(--cyan);animation:drift1 26s ease-in-out infinite alternate}
  body.light.sitemode .fx2 i{opacity:.11}
  @media (prefers-reduced-motion:reduce){.fx2 i{animation:none}}

  /* ===== light theme refinements (guideline pass) ===== */

  /* portal cells on the landing: tinted light glass, never dark */
  body.light .cubie.active .face.pcell{
    border-color:color-mix(in srgb, var(--accent) 55%, transparent);
    background:
      radial-gradient(circle at 50% 42%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 74%),
      linear-gradient(150deg, rgba(248,252,255,.95), rgba(216,232,246,.96));
    box-shadow:0 0 22px color-mix(in srgb, var(--accent) 26%, transparent);
  }
  body.light .cubie.active .face.pcell .lp{
    color:color-mix(in srgb, var(--accent) 62%, #123);
  }
  body.light .cubie.active.hot .face.pcell{
    box-shadow:0 0 38px color-mix(in srgb, var(--accent) 50%, transparent);
    border-color:var(--accent);
  }
  /* press feedback: darken slightly instead of brightening */
  body.light .cubie.active:active .face,
  body.light.sitemode .cubie.scube:active .face.scell.live{filter:brightness(.94)}

  /* cards: elevation via soft shadow (light-mode depth), calm surfaces */
  body.light .cell2, body.light .pcard, body.light .person{
    background:var(--card);
    border-color:rgba(20,60,110,.10);
    box-shadow:0 1px 2px rgba(15,40,80,.05), 0 10px 28px rgba(15,40,80,.07);
  }
  body.light .cell2:hover, body.light a.lcell:hover{
    border-color:color-mix(in srgb, var(--p-accent, var(--cyan)) 60%, transparent);
    box-shadow:0 2px 4px rgba(15,40,80,.06), 0 14px 34px rgba(15,40,80,.10),
               0 0 24px color-mix(in srgb, var(--p-accent, var(--cyan)) 18%, transparent);
  }
  body.light .pcard:hover{
    border-color:color-mix(in srgb, var(--p-accent, var(--cyan)) 60%, transparent);
    box-shadow:0 2px 4px rgba(15,40,80,.06), 0 16px 36px rgba(15,40,80,.11),
               0 0 24px color-mix(in srgb, var(--p-accent, var(--cyan)) 18%, transparent);
  }
  body.light .person:hover{
    border-color:color-mix(in srgb, var(--p-accent, var(--cyan)) 55%, transparent);
    box-shadow:0 2px 4px rgba(15,40,80,.06), 0 12px 30px rgba(15,40,80,.10);
  }
  body.light .imgph{
    background:
      linear-gradient(135deg, color-mix(in srgb, var(--cyan) 12%, transparent),
                              color-mix(in srgb, var(--violet) 10%, transparent)),
      #eaf3fb;
  }
  /* publications hub cleanliness */
  body.light .publist li{border-bottom:1px solid rgba(20,60,110,.12)}
  body.light .pchips button{border-color:rgba(20,60,110,.16)}

  /* light theme: hover panel readable */
  body.light .panel h2{color:var(--text)}
  body.light .panel p{color:var(--text-dim)}
  body.light .panel .go{color:var(--cyan)}
  body.light .sec{color:#075985}

  /* light theme: HOVER of live cells stays light (the last dark face) */
  body.light.sitemode .cubie.scube:hover .face.scell.live{
    background:
      radial-gradient(circle at 50% 45%, color-mix(in srgb, var(--p-accent,var(--cyan)) 18%, transparent), transparent 74%),
      linear-gradient(150deg, rgba(245,251,255,.96), rgba(212,228,244,.96));
  }
  /* absolute safety net: no state may ever paint a dark face in light mode */
  body.light .face{--darkguard:1}

  /* ---------- type scale bump (both themes): +1px on reading text ---------- */
  .overview p{font-size:14.5px}
  .hero-right .sum{font-size:14.5px;line-height:1.95}
  .rgrid b{font-size:14.5px}
  .rgrid span{font-size:13px;line-height:1.75}
  .pcard .pb .t{font-size:15px}
  .pcard .pb .s{font-size:13px}
  .pcard .pb .d{font-size:11.5px}
  .publist .pt{font-size:15px}
  .publist .pa{font-size:13px}
  .publist .pmeta{font-size:11.5px}
  .person .nm{font-size:14px}
  .person .tt{font-size:12.5px}
  .person .em{font-size:11px}
  .clist li{font-size:13.5px}
  .sitefooter li{font-size:13px}
  .siteheader nav a{font-size:12px}
  .tl-item .t{font-size:13.5px}
  .tl-item .s{font-size:12.5px}

  /* ---------- subsection headers (产业合作 / 学术合作 / 当前项目) ---------- */
  .subsec{
    font-family:var(--mono);font-size:11px;letter-spacing:.22em;
    color:var(--text-dim);margin:30px 0 14px;
  }
  /* ---------- academic map placeholder: space reserved for the future map ---------- */
  .mapph{
    height:340px;border:1px dashed color-mix(in srgb, var(--cyan) 40%, transparent);
    border-radius:16px;display:flex;align-items:center;justify-content:center;
    background:
      radial-gradient(circle at 30% 40%, color-mix(in srgb, var(--cyan) 6%, transparent), transparent 55%),
      radial-gradient(circle at 72% 62%, color-mix(in srgb, var(--violet) 6%, transparent), transparent 55%),
      var(--card);
  }
  .mapph span{
    font-family:var(--mono);font-size:12px;letter-spacing:.2em;color:var(--text-dim);
  }
  /* ---------- projects placeholder card ---------- */
  .cell2.ph{border-style:dashed;grid-column:1 / -1}
  .cell2.ph b{color:var(--text-dim)}
  /* ---------- article reader ---------- */
  .reader{
    position:fixed;inset:0;z-index:400;
    pointer-events:auto;   /* body disables pointer events; the reader re-enables */
    background:rgba(3,4,10,.72);backdrop-filter:blur(6px);
    display:flex;align-items:center;justify-content:center;padding:4vh 4vw;
  }
  .reader[hidden]{display:none}
  .rd-box{
    position:relative;width:min(860px, 94vw);max-height:92vh;overflow:auto;
    background:#0b0e1a;border:1px solid var(--line);border-radius:16px;
    padding:30px clamp(24px, 5vw, 56px) 44px;
    box-shadow:0 30px 90px rgba(0,0,0,.5), 0 0 60px color-mix(in srgb, var(--cyan) 10%, transparent);
  }
  .rd-close{
    position:sticky;top:4px;float:right;
    margin:-16px -34px 0 12px;              /* tucked up into the padding corner, clear of the image */
    width:30px;height:30px;border-radius:8px;cursor:pointer;
    background:rgba(11,14,26,.88);backdrop-filter:blur(6px);
    border:1px solid var(--line);
    color:var(--text);font-size:13px;line-height:1;
    z-index:2;
    transition:border-color .2s, color .2s;
  }
  body.light .rd-close{background:rgba(240,248,255,.92)}
  .rd-close:hover{border-color:var(--cyan);color:var(--cyan)}
  .rd-box img{width:100%;max-height:420px;object-fit:cover;border-radius:12px;margin-bottom:24px}
  .rd-meta{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--cyan);margin-bottom:10px}
  .rd-box h3{font-size:26px;font-weight:700;line-height:1.45;color:var(--text);margin-bottom:20px;letter-spacing:-.01em}
  .rd-body{font-size:15.5px;line-height:2.05;color:var(--text-dim)}
  .rd-body p{margin:0 0 1.15em;font-size:inherit;line-height:inherit;color:inherit}
  .rd-body p:last-child{margin-bottom:0}
  .rd-box #rdLink{
    display:inline-block;margin-top:18px;
    font-family:var(--mono);font-size:11px;letter-spacing:.14em;
    color:var(--cyan);text-decoration:none;
    border:1px solid color-mix(in srgb, var(--cyan) 40%, transparent);
    border-radius:7px;padding:9px 14px;
  }
  .rd-box #rdLink:hover{border-color:var(--cyan)}
  .pcard.rd-open{cursor:pointer}
  body.rd-lock #panel{overflow:hidden}
  /* light theme reader */
  body.light .reader{background:rgba(170,195,220,.6)}
  body.light .rd-box{background:#f2f8fd;box-shadow:0 30px 90px rgba(15,40,80,.25)}
  body.light .rd-close{background:rgba(10,40,80,.05)}

  /* ---- reader: multi-image gallery (optional n.imgs in news.js) ---- */
  #rdGal{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px;margin-top:16px}
  #rdGal img{width:100%;border-radius:10px;display:block}
  #rdGal img:only-child{grid-column:1/-1}

  /* ============ BibTeX panel ============ */
  .bibbox{
    position:fixed;inset:0;z-index:420;
    pointer-events:auto;
    background:rgba(3,4,10,.72);backdrop-filter:blur(6px);
    display:flex;align-items:center;justify-content:center;padding:6vh 4vw;
  }
  .bibbox[hidden]{display:none}
  .bib-in{
    width:min(720px, 94vw);max-height:80vh;display:flex;flex-direction:column;
    background:#0b0e1a;border:1px solid var(--line);border-radius:14px;overflow:hidden;
    box-shadow:0 30px 90px rgba(0,0,0,.5), 0 0 60px color-mix(in srgb, var(--cyan) 10%, transparent);
  }
  .bib-top{
    display:flex;align-items:center;gap:14px;
    padding:12px 14px;border-bottom:1px solid var(--line);
    font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;
  }
  .bib-top > span:first-child{color:var(--text-dim);margin-right:auto}
  .bib-top a,
  .bib-top #bibCopy{
    font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;
    color:var(--cyan);text-decoration:none;cursor:pointer;
    background:none;border:1px solid color-mix(in srgb, var(--cyan) 35%, transparent);
    border-radius:6px;padding:5px 10px;
  }
  .bib-top a:hover,
  .bib-top #bibCopy:hover{border-color:var(--cyan)}
  .bib-top #bibClose{
    width:26px;height:26px;border-radius:7px;cursor:pointer;
    background:none;border:1px solid var(--line);color:var(--text);
    font-size:12px;line-height:1;
  }
  .bib-top #bibClose:hover{border-color:var(--cyan)}
  #bibText{
    margin:0;padding:16px 18px;overflow:auto;
    font-family:var(--mono);font-size:12px;line-height:1.75;
    color:var(--text);white-space:pre-wrap;word-break:break-word;
  }
  .publist .pl .bibbtn{
    font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;
    color:var(--p-accent,var(--cyan));cursor:pointer;
    background:none;border:0;padding:0 0 1px;
    border-bottom:1px solid color-mix(in srgb, var(--p-accent,var(--cyan)) 35%, transparent);
  }
  .publist .pl .bibbtn:hover{border-bottom-color:var(--p-accent,var(--cyan))}

  /* ============ projects: media cards + lightbox ============ */
  .projgrid{
    display:grid;gap:16px;
    grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  }
  .projcard{
    border:1px solid var(--line);border-radius:14px;overflow:hidden;
    background:rgba(255,255,255,.02);cursor:pointer;
    transition:border-color .25s, transform .25s;
  }
  .projcard:hover,
  .projcard:focus-visible{
    border-color:color-mix(in srgb, var(--cyan) 45%, transparent);
    transform:translateY(-2px);outline:none;
  }
  .pjmedia{
    aspect-ratio:16/9;background:rgba(255,255,255,.04);
    border-bottom:1px solid var(--line);overflow:hidden;
  }
  .pjmedia img,
  .pjmedia video{width:100%;height:100%;object-fit:cover;display:block}
  .pjmedia.noimg{
    background:
      radial-gradient(120% 120% at 30% 20%, color-mix(in srgb, var(--cyan) 16%, transparent), transparent 60%),
      rgba(255,255,255,.04);
  }
  .pjmedia.noimg img{display:none}
  .projcard b{display:block;padding:14px 16px 0;font-size:14px;line-height:1.45}
  .projcard span{display:block;padding:6px 16px 16px;color:var(--text-dim);font-size:12.5px;line-height:1.7}
  .projph{
    grid-column:1/-1;padding:24px;border:1px dashed var(--line);border-radius:14px;
  }
  .projph b{display:block;font-size:14px;margin-bottom:6px}
  .projph span{color:var(--text-dim);font-size:12.5px}

  .plight{
    position:fixed;inset:0;z-index:420;
    pointer-events:auto;
    background:rgba(3,4,10,.82);backdrop-filter:blur(6px);
    display:flex;align-items:center;justify-content:center;padding:6vh 4vw;
  }
  .plight[hidden]{display:none}
  .pl-in{width:min(1080px, 94vw);max-height:88vh;display:flex;flex-direction:column;gap:12px}
  .pl-top{display:flex;align-items:center;gap:14px}
  .pl-top b{font-size:15px;line-height:1.4;margin-right:auto}
  .pl-top #plClose{
    width:30px;height:30px;border-radius:8px;cursor:pointer;flex:0 0 auto;
    background:rgba(11,14,26,.88);border:1px solid var(--line);
    color:var(--text);font-size:13px;line-height:1;
  }
  .pl-top #plClose:hover{border-color:var(--cyan)}
  .pl-stage{
    flex:1;min-height:0;border:1px solid var(--line);border-radius:14px;overflow:hidden;
    background:#05070f;display:flex;align-items:center;justify-content:center;
  }
  .pl-stage img,
  .pl-stage video{max-width:100%;max-height:78vh;display:block}

  /* light theme */
  body.light .bibbox{background:rgba(170,195,220,.6)}
  body.light .bib-in{background:#f2f8fd;box-shadow:0 30px 90px rgba(15,40,80,.25)}
  body.light .plight{background:rgba(170,195,220,.72)}
  body.light .projcard{background:rgba(15,40,80,.03)}
  body.light .pjmedia{background:rgba(15,40,80,.05)}
  body.light .pl-stage{background:#e6f0fa}
  body.light .pl-top #plClose{background:rgba(242,248,253,.9)}

  /* ---------- portals on the top / bottom faces (face-scoped glow) ---------- */
  body:not(.expand) .scene{cursor:grab}
  .scene, .scene *{user-select:none;-webkit-user-select:none}
  .face .lp.small{font-size:12.5px;letter-spacing:.1em}
  .cubie.pscoped{cursor:pointer}
  .cubie.pscoped .face.pcell{
    border-color:color-mix(in srgb, var(--accent) 55%, transparent);
    background:
      radial-gradient(circle at 50% 42%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 74%),
      linear-gradient(150deg, rgba(22,32,50,.94), rgba(12,18,32,.96));
    box-shadow:0 0 22px color-mix(in srgb, var(--accent) 28%, transparent);
    transition:box-shadow .25s, border-color .25s, background .4s;
  }
  .cubie.pscoped .face.pcell .lp{color:color-mix(in srgb, var(--accent) 80%, white)}
  .cubie.pscoped.hot .face.pcell,
  .cubie.pscoped:hover .face.pcell{
    box-shadow:0 0 42px color-mix(in srgb, var(--accent) 60%, transparent);
    border-color:var(--accent);
  }
  .cubie.pscoped:focus-visible{outline:none}
  .cubie.pscoped:focus-visible .face.pcell{border-color:var(--accent)}
  /* inside the site (and during the entering transition) they go dim like the rest */
  body.sitemode .cubie.pscoped .face.pcell,
  body.dimlights .cubie.pscoped .face.pcell{
    border-color:rgba(110,150,200,.15);
    background:linear-gradient(150deg, rgba(19,27,42,.9), rgba(10,15,26,.94));
    box-shadow:none;
  }
  /* light theme */
  body.light .cubie.pscoped .face.pcell{
    border-color:color-mix(in srgb, var(--accent) 55%, transparent);
    background:
      radial-gradient(circle at 50% 42%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 74%),
      linear-gradient(150deg, rgba(248,252,255,.95), rgba(216,232,246,.96));
    box-shadow:0 0 22px color-mix(in srgb, var(--accent) 26%, transparent);
  }
  body.light .cubie.pscoped .face.pcell .lp{color:color-mix(in srgb, var(--accent) 62%, #123)}
  body.light.sitemode .cubie.pscoped .face.pcell,
  body.light.dimlights .cubie.pscoped .face.pcell{
    border-color:rgba(20,60,110,.16);
    background:linear-gradient(150deg, rgba(240,248,255,.94), rgba(210,226,243,.95));
    box-shadow:none;
  }

  /* landing: seules les cellules de la face PRÉSENTÉE réagissent */
  /* landing interactivity is decided PER FACE: on portal cubies only the
     labeled cell of the PRESENTED face is hit-testable — shared-cubie safe */
  body:not(.sitemode) :is(.cubie.active, .cubie.pscoped) .face:not(.pcell),
  body:not(.sitemode) :is(.cubie.active, .cubie.pscoped) .face:not(.pcell) *{pointer-events:none !important}
  body:not(.sitemode):not(.flip-u):not(.flip-d):not(.flip-r) .face.pcell:not([data-pface="f"]),
  body:not(.sitemode):not(.flip-u):not(.flip-d):not(.flip-r) .face.pcell:not([data-pface="f"]) *{pointer-events:none !important}
  body.flip-u:not(.sitemode) .face.pcell:not([data-pface="u"]),
  body.flip-u:not(.sitemode) .face.pcell:not([data-pface="u"]) *{pointer-events:none !important}
  body.flip-d:not(.sitemode) .face.pcell:not([data-pface="d"]),
  body.flip-d:not(.sitemode) .face.pcell:not([data-pface="d"]) *{pointer-events:none !important}
  body.flip-r:not(.sitemode) .face.pcell:not([data-pface="r"]),
  body.flip-r:not(.sitemode) .face.pcell:not([data-pface="r"]) *{pointer-events:none !important}

  /* ============ academic collaboration map ============ */
  .mapph.mapon{
    display:block;height:auto;border:1px solid var(--line);border-radius:16px;
    background:var(--card);
    position:relative;padding:18px 14px 10px;overflow:hidden;
  }
  .mapph.mapon .maptitle{
    text-align:center;font-family:var(--mono);letter-spacing:.3em;
    font-size:13px;color:var(--cyan);margin:4px 0 10px;
  }
  .mapph.mapon svg{display:block;width:100%;height:auto}
  .mw{fill:none;stroke:color-mix(in srgb, var(--cyan) 40%, transparent);stroke-width:.7}
  .mroute{
    fill:none;stroke:color-mix(in srgb, var(--cyan) 65%, transparent);
    stroke-width:1.7;stroke-dasharray:6 7;stroke-linecap:round;
    animation:routedash 30s linear infinite;
  }
  @keyframes routedash{to{stroke-dashoffset:-660}}
  .mpin{cursor:pointer;outline:none}
  .mhit{fill:transparent}
  .mdot{fill:var(--cyan)}
  .mhome .mdot{fill:#ff7b00}
  .mring{fill:none;stroke:color-mix(in srgb, var(--cyan) 55%, transparent);stroke-width:1;
    animation:pinpulse 2.6s ease-out infinite}
  .mhome .mring{stroke:color-mix(in srgb, #ff7b00 60%, transparent)}
  @keyframes pinpulse{0%{transform:scale(.5);opacity:.9}70%{transform:scale(1.25);opacity:0}100%{opacity:0}}
  .mpin:hover .mdot, .mpin:focus-visible .mdot{filter:drop-shadow(0 0 6px var(--cyan))}
  .mzoom{
    position:absolute;top:14px;right:14px;z-index:6;display:flex;gap:6px;
  }
  .mzoom button{
    width:30px;height:30px;border-radius:8px;cursor:pointer;
    background:rgba(10,14,26,.85);border:1px solid var(--line);
    color:var(--text);font-size:15px;line-height:1;
  }
  .mzoom button:hover{border-color:var(--cyan);color:var(--cyan)}
  body.light .mzoom button{background:rgba(245,250,255,.9)}
  .mapph.mapon svg{touch-action:none;cursor:default}

  .mpop{
    position:absolute;z-index:5;width:260px;
    background:#0b0e1a;border:1px solid color-mix(in srgb, var(--cyan) 45%, transparent);
    border-radius:12px;padding:14px 16px;
    box-shadow:0 18px 50px rgba(0,0,0,.5), 0 0 24px color-mix(in srgb, var(--cyan) 14%, transparent);
  }
  .mpop i{
    display:block;font-style:normal;font-family:var(--mono);
    font-size:10px;letter-spacing:.24em;color:var(--cyan);margin-bottom:6px;
  }
  .mpop b{
    display:block;font-size:14px;color:var(--text);line-height:1.5;
    padding:0 20px 10px 0;margin-bottom:10px;border-bottom:1px solid var(--line);
  }
  .mrows span{
    display:block;font-size:12.5px;line-height:1.7;color:var(--text-dim);
    padding-left:14px;position:relative;margin-bottom:5px;
  }
  .mrows span::before{
    content:"";position:absolute;left:0;top:.62em;width:5px;height:5px;border-radius:50%;
    background:color-mix(in srgb, var(--cyan) 55%, transparent);
  }
  .mrows span:last-child{margin-bottom:0}
  .mcontact{
    margin-top:10px;padding-top:10px;border-top:1px solid var(--line);
  }
  .mcontact i{
    display:block;font-style:normal;font-family:var(--mono);
    font-size:9.5px;letter-spacing:.26em;color:var(--text-faint);margin-bottom:4px;
  }
  .mcontact span{font-size:13px;color:var(--text);line-height:1.6}
  .mpop-x{
    position:absolute;top:8px;right:8px;width:22px;height:22px;
    background:none;border:none;color:var(--text-dim);cursor:pointer;font-size:12px;line-height:1;
  }
  .mpop-x:hover{color:var(--cyan)}
  /* multi-partner popup: one stacked section per university */
  #mpopMulti .mpart{padding-top:10px;margin-top:10px;border-top:1px solid var(--line)}
  #mpopMulti .mpart:first-child{padding-top:0;margin-top:0;border-top:none}
  #mpopMulti .mpart > b{border-bottom:none;margin-bottom:6px;padding-bottom:0}
  #mpopMulti .mcontact{margin-top:8px;padding-top:8px}
  @media (prefers-reduced-motion:reduce){.mroute,.mring{animation:none}}
  /* light theme */
  body.light .mw{stroke:color-mix(in srgb, #075985 55%, transparent)}
  body.light .mroute{stroke:color-mix(in srgb, #075985 80%, transparent)}
  body.light .mpop{background:#f2f8fd;box-shadow:0 18px 50px rgba(15,40,80,.25), 0 0 24px rgba(2,132,199,.12)}

  /* ---------- lab vision: Agentic Fusion ---------- */
  .vision{
    position:relative;margin:26px 0 30px;padding:22px 26px 24px;
    background:var(--card);border:1px solid var(--line);border-radius:16px;
    overflow:hidden;
  }
  .vision::before{
    content:"";position:absolute;top:0;left:0;right:0;height:2px;
    background:var(--brandgrad);opacity:.85;
  }
  .vision i{
    display:block;font-style:normal;font-family:var(--mono);
    font-size:10.5px;letter-spacing:.3em;color:var(--cyan);margin-bottom:10px;
  }
  .vision b{display:block;font-size:17px;color:var(--text);margin-bottom:10px}
  .vision p{font-size:13.5px;line-height:1.95;color:var(--text-dim);margin:0}

  /* top/bottom apps: hover glows the whole cell, same as the front portals
     (pointer-events gating means this can only fire on the presented face) */
  .cubie.pscoped:hover .face,
  .cubie.pscoped.hot .face{
    box-shadow:0 0 42px color-mix(in srgb, var(--accent) 60%, transparent);
    border-color:var(--accent);
  }
  body.sitemode .cubie.pscoped:hover .face,
  body.dimlights .cubie.pscoped:hover .face{box-shadow:none;border-color:rgba(110,150,200,.15)}

  /* sitemode: portal-cell color always yields to the dim state
     (appended last so it wins the specificity tie in the light theme) */
  body.sitemode .cubie.active .face.pcell,
  body.dimlights .cubie.active .face.pcell,
  body.sitemode .cubie.pscoped .face.pcell,
  body.dimlights .cubie.pscoped .face.pcell{
    border-color:rgba(110,150,200,.15);
    background:linear-gradient(150deg, rgba(19,27,42,.9), rgba(10,15,26,.94));
    box-shadow:none;
  }
  body.light.sitemode .cubie.active .face.pcell,
  body.light.dimlights .cubie.active .face.pcell,
  body.light.sitemode .cubie.pscoped .face.pcell,
  body.light.dimlights .cubie.pscoped .face.pcell{
    border-color:rgba(20,60,110,.16);
    background:linear-gradient(150deg, rgba(240,248,255,.94), rgba(210,226,243,.95));
    box-shadow:none;
  }

  /* shared faces (portal + site cell): inside the site, the LIVE cell look
     out-ranks the pcell dim above — appended last on purpose */
  body.sitemode .cubie .face.pcell.scell.live{
    border-color:color-mix(in srgb, var(--p-accent,var(--cyan)) 55%, transparent);
    background:
      radial-gradient(circle at 50% 45%, color-mix(in srgb, var(--p-accent,var(--cyan)) 16%, transparent), transparent 74%),
      linear-gradient(150deg, rgba(22,32,50,.94), rgba(12,18,32,.96));
    box-shadow:0 0 18px color-mix(in srgb, var(--p-accent,var(--cyan)) 25%, transparent);
  }
  body.sitemode .cubie.scube:hover .face.pcell.scell.live{
    box-shadow:0 0 34px color-mix(in srgb, var(--p-accent,var(--cyan)) 45%, transparent);
    border-color:var(--p-accent,var(--cyan));
  }
  body.light.sitemode .cubie .face.pcell.scell.live{
    background:
      radial-gradient(circle at 50% 45%, color-mix(in srgb, var(--p-accent,var(--cyan)) 18%, transparent), transparent 74%),
      linear-gradient(150deg, rgba(235,248,255,.95), rgba(200,226,246,.95));
    border-color:color-mix(in srgb, var(--p-accent,var(--cyan)) 55%, transparent);
    box-shadow:0 0 18px color-mix(in srgb, var(--p-accent,var(--cyan)) 22%, transparent);
  }

  /* ---------- publications pager ---------- */
  .pubpager{display:flex;gap:8px;justify-content:center;margin-top:26px;flex-wrap:wrap}
  .pubpager button{
    min-width:34px;height:34px;padding:0 10px;border-radius:9px;cursor:pointer;
    background:transparent;border:1px solid var(--line);
    color:var(--text-dim);font-family:var(--mono);font-size:12.5px;
    transition:border-color .2s, color .2s;
  }
  .pubpager button:hover:not(:disabled){border-color:var(--cyan);color:var(--cyan)}
  .pubpager button.on{border-color:var(--cyan);color:var(--cyan);background:color-mix(in srgb, var(--cyan) 10%, transparent)}
  .pubpager button:disabled{opacity:.35;cursor:default}