/* ============================================================
   生长 GROW — 商业视觉作品集
   设计锚点：一条会生长的线 / 红色种子点 / #标签贴纸 / 序列数字
   ============================================================ */

/* ---------- 1. tokens ---------- */
:root{
  --paper:#F1EDE3;
  --paper-hi:#FAF8F2;
  --paper-lo:#E6DFD0;
  --ink:#17140F;
  --ink-70:#575146;
  --ink-45:#8F8878;
  --line:#D6CFBF;
  --line-soft:rgba(23,20,15,.10);
  --red:#FF3B26;
  --lime:#D9FF4B;
  --blue:#2B4BFF;

  --pad:clamp(18px,4.2vw,60px);
  --gap:clamp(14px,1.6vw,24px);
  --maxw:2480px;

  --fs-mega:clamp(30px,min(8.6vw,9.8vh),164px);
  --fs-1:clamp(32px,5.4vw,80px);
  --fs-2:clamp(23px,2.9vw,42px);
  --fs-3:clamp(17px,1.55vw,21px);
  --fs-body:clamp(14.5px,1.02vw,16.5px);
  --fs-sm:clamp(12.5px,.86vw,13.5px);
  --fs-mono:11px;

  --ff-cn:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --ff-disp:"Bricolage",var(--ff-cn);
  --ff-serif:"Instrument",Georgia,serif;
  --ff-mono:"SpaceGrotesk","SFMono-Regular",Consolas,monospace;

  --e-out:cubic-bezier(.16,1,.3,1);
  --e-inout:cubic-bezier(.76,0,.24,1);
  --e-soft:cubic-bezier(.33,1,.68,1);

  --r-img:14px;
  --r-card:20px;

  --z-grain:9998;
  --z-boot:10000;
  --z-hdr:900;
  --z-lb:9500;
}

/* ---------- 2. reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
/* 关掉滚动锚定：图片落位时浏览器会把滚动位置"粘"到变化处，
   导致新开的页面莫名停在中间，也让返回位置的还原被打偏 */
html{overflow-anchor:none}
body{
  background:#FCFBF8;
  color:var(--ink);
  font-family:var(--ff-cn);
  font-size:var(--fs-body);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body.is-booting{overflow:hidden;height:100vh}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p,figure,ul,ol,blockquote{margin:0}
ul,ol{list-style:none;padding:0}
em{font-style:normal}
::selection{background:var(--red);color:var(--paper-hi)}

.mono{font-family:var(--ff-mono);font-size:var(--fs-mono);letter-spacing:.14em;text-transform:uppercase;font-weight:500}
.serif{font-family:var(--ff-serif);font-style:italic;font-weight:400}

/* 细滚动条 */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:var(--paper)}
::-webkit-scrollbar-thumb{background:var(--line);border:3px solid var(--paper);border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:var(--ink-45)}

/* ---------- 3. 质感层 ---------- */
.grain{
  position:fixed;inset:-40px;z-index:var(--z-grain);pointer-events:none;
  opacity:.34;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
  background-size:240px 240px;
  animation:grainShift 8s steps(6) infinite;
}
@keyframes grainShift{
  0%{transform:translate(0,0)} 20%{transform:translate(-6px,3px)} 40%{transform:translate(4px,-5px)}
  60%{transform:translate(-3px,-2px)} 80%{transform:translate(5px,4px)} 100%{transform:translate(0,0)}
}
.spot{
  position:fixed;left:0;top:0;width:640px;height:640px;z-index:0;pointer-events:none;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,59,38,.14) 0%,rgba(255,59,38,.05) 42%,transparent 66%);
  transform:translate3d(-50%,-50%,0);
  opacity:0;transition:opacity .8s var(--e-out);
  filter:blur(6px);
  mix-blend-mode:multiply;
}
.spot.on{opacity:1}

/* ---------- 4. 载入 ---------- */
.boot{
  position:fixed;inset:0;z-index:var(--z-boot);background:var(--paper);
  display:flex;flex-direction:column;justify-content:space-between;
  padding:22px var(--pad);overflow:hidden;
  transition:transform 1s var(--e-inout),opacity .6s ease 0s;
}
.boot__bar{display:flex;align-items:center;gap:14px;position:relative;z-index:2}
.boot__bar--t{justify-content:flex-start}
.boot__bar--t .mono:nth-child(3){margin-left:auto;color:var(--ink-45)}
.boot__bar--b{align-items:flex-end;justify-content:space-between}
.boot__art{position:absolute;inset:0;width:100%;height:100%;z-index:1;pointer-events:none}
.boot__path{
  fill:none;stroke:var(--ink);stroke-width:2.1;stroke-linecap:round;
  stroke-dasharray:2600;stroke-dashoffset:2600;
  transition:stroke .5s ease;
}
.boot__dot{fill:var(--red);transition:cx .12s linear,cy .12s linear}
.boot__count{display:flex;align-items:flex-start;line-height:.82}
.boot__pct{
  font-family:var(--ff-disp);font-variation-settings:"wght" 700,"opsz" 96;
  font-size:clamp(64px,13vw,190px);letter-spacing:-.04em;color:var(--ink);
  font-feature-settings:"tnum";min-width:2.2ch;
}
.boot__pctsup{font-size:clamp(16px,1.6vw,22px);color:var(--red);margin-top:.6em}
.boot__msg{color:var(--ink-45);margin-bottom:.9em;text-align:right}
.boot.is-done{transform:translateY(-101%)}
.dot{
  width:9px;height:9px;border-radius:50%;background:var(--red);flex:0 0 auto;
  animation:pulse 2.4s var(--e-soft) infinite;
}
@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.9);opacity:.42}}

/* ---------- 5. 顶栏 ---------- */
.hdr{
  position:fixed;left:0;right:0;top:0;z-index:var(--z-hdr);
  display:flex;align-items:center;gap:clamp(16px,2.4vw,40px);
  padding:16px var(--pad);
  border-bottom:1px solid transparent;
  transition:background .5s var(--e-out),border-color .5s var(--e-out),transform .5s var(--e-out);
}
.hdr.is-stuck{
  background:rgba(241,237,227,.80);
  -webkit-backdrop-filter:blur(18px) saturate(1.2);
  backdrop-filter:blur(18px) saturate(1.2);
  border-bottom-color:var(--line-soft);
}
.hdr.is-hidden{transform:translateY(-104%)}
.hdr__brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.hdr__mark{width:28px;height:28px;overflow:visible}
.hdr__mark path{
  fill:none;stroke:var(--ink);stroke-width:2.6;stroke-linecap:round;
  stroke-dasharray:60;stroke-dashoffset:0;
  transition:stroke .35s,stroke-dashoffset .8s var(--e-out);
}
.hdr__brand:hover .hdr__mark path{stroke:var(--red)}
.hdr__name{
  font-family:var(--ff-disp);font-variation-settings:"wght" 700,"opsz" 32;
  font-size:19px;letter-spacing:.02em;display:flex;align-items:baseline;gap:8px;
}
.hdr__sub{font-family:var(--ff-mono);font-size:10px;letter-spacing:.22em;color:var(--ink-45)}
.hdr__nav{display:flex;align-items:center;gap:clamp(14px,2vw,30px)}
.hdr__lnk{
  font-size:var(--fs-sm);letter-spacing:.02em;color:var(--ink-70);
  position:relative;padding:4px 0;transition:color .3s;
}
.hdr__lnk::after{
  content:"";position:absolute;left:0;bottom:0;height:1.5px;width:100%;
  background:var(--red);transform:scaleX(0);transform-origin:0 50%;
  transition:transform .45s var(--e-out);
}
.hdr__lnk:hover{color:var(--ink)}
.hdr__lnk:hover::after,.hdr__lnk.on::after{transform:scaleX(1)}
.hdr__lnk--btn,.mnav__lnk--btn{
  background:none;border:0;padding:0;margin:0;font:inherit;color:inherit;
  cursor:pointer;text-align:left;
}
.hdr__lnk--btn{font-size:var(--fs-sm);letter-spacing:.02em;color:var(--ink-70);position:relative;padding:4px 0;transition:color .3s}
.hdr__lnk--btn::after{
  content:"";position:absolute;left:0;bottom:0;height:1.5px;width:100%;
  background:var(--red);transform:scaleX(0);transform-origin:0 50%;
  transition:transform .45s var(--e-out);
}
.hdr__lnk--btn:hover{color:var(--ink)}
.hdr__lnk--btn:hover::after{transform:scaleX(1)}
/* 页内锚点滚动时留出固定头栏的高度 */
#about,#clu{scroll-margin-top:84px}
.hdr__crumb{margin-left:auto;color:var(--ink-45);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hdr__menu{display:none}

/* ---------- 5b. 移动菜单 ---------- */
.mnav{
  position:fixed;inset:0;z-index:850;
  background:var(--paper);
  padding:calc(72px + 26px) var(--pad) 46px;
  display:flex;flex-direction:column;gap:clamp(26px,5vh,50px);
  transform:translateY(-100%);visibility:hidden;
  transition:transform .68s var(--e-out),visibility .68s;
  overflow:auto;
  -webkit-overflow-scrolling:touch;
}
.mnav.on{transform:none;visibility:visible}
.mnav__links{display:flex;flex-direction:column}
.mnav__lnk{
  font-family:var(--ff-cn);font-weight:700;
  font-size:clamp(30px,8.4vw,46px);letter-spacing:-.035em;line-height:1.2;
  display:flex;align-items:baseline;gap:14px;
  border-bottom:1px solid var(--line);padding:12px 0;
  transition:color .3s;
}
.mnav__lnk:active{color:var(--red)}
.mnav__lnk em{font-family:var(--ff-mono);font-style:normal;font-size:10px;letter-spacing:.2em;color:var(--ink-45)}
.mnav__cats{
  margin-top:auto;
  display:grid;grid-template-columns:1fr 1fr;gap:17px 18px;
  border-top:1px solid var(--line);padding-top:26px;
}
.mnav__cat{display:flex;align-items:baseline;gap:7px;font-size:13.5px;color:var(--ink-70)}
.mnav__cat i{font-family:var(--ff-mono);font-style:normal;font-size:9px;letter-spacing:.1em;color:var(--ink-45)}
.mnav__note{font-size:10px;letter-spacing:.14em;line-height:2.1;color:var(--ink-45);margin-top:-6px}
body.menu-open{overflow:hidden}

/* ---------- 6. 首屏 ---------- */
.hero{
  position:relative;max-width:var(--maxw);margin:0 auto;
  min-height:100svh;min-height:100vh;
  padding:clamp(96px,13vh,150px) var(--pad) clamp(30px,5vh,56px);
  display:flex;flex-direction:column;justify-content:space-between;
  overflow:hidden;
}
.hero__kicker{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  color:var(--ink-45);
}
.hero__kicker .dot{animation-duration:3.2s}
.hero__body{
  position:relative;z-index:2;margin:auto 0;
  display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);
  gap:clamp(20px,3.4vw,54px);align-items:center;
}
/* 左侧一栏：绝对定位的 flex 列，纵向间距交给布局算，不再各段各写一套 top:vh */
.hero__left{
  position:absolute;z-index:5;
  left:var(--pad);top:50%;transform:translateY(-50%);
  width:min(46%,620px);
  display:flex;flex-direction:column;
}
.hero__left .hero__corner,
.hero__left .hero__big{position:static;left:auto;top:auto;right:auto;bottom:auto}
.hero__left > .hero__big--top{margin-top:clamp(26px,4.4vh,56px)}
.hero__left > .hero__big--mid{margin-top:clamp(10px,1.4vh,28px)}
.hero__left > .hero__corner--bl{margin-top:clamp(40px,6.4vh,88px);max-width:none}
.hero__sub{
  max-width:42ch;margin:clamp(18px,2.1vw,28px) 0 0;
  font-size:clamp(14px,1.12vw,17px);line-height:1.78;color:var(--ink-70);
}
.hero__sub b{color:var(--ink);font-weight:600}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:clamp(20px,2.5vw,32px)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 clamp(20px,2vw,28px);border-radius:2px;
  font-size:14px;letter-spacing:.01em;text-decoration:none;white-space:nowrap;
  transition:background .35s var(--e-out),color .35s var(--e-out),
             border-color .35s var(--e-out),transform .35s var(--e-out);
}
.btn--solid{background:var(--ink);color:var(--paper)}
.btn--solid:hover{background:var(--red);transform:translateY(-2px)}
.btn--ghost{border:1px solid rgba(23,20,15,.22);color:var(--ink)}
.btn--ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn--ghost i{font-style:normal;transition:transform .35s var(--e-out)}
.btn--ghost:hover i{transform:translateX(4px)}

/* 右侧倾斜作品堆 */
.hero__deck{
  position:relative;height:clamp(340px,52vh,520px);
  perspective:1500px;perspective-origin:60% 50%;
  margin-right:calc(var(--pad) * -1);
  margin-left:clamp(-90px,-5.6vw,-24px);
  -webkit-mask-image:
    linear-gradient(90deg,transparent 0,#000 34%,#000 70%,transparent 98%),
    linear-gradient(180deg,transparent 0,#000 13%,#000 76%,transparent 100%);
  -webkit-mask-composite:source-in;
  mask-image:
    linear-gradient(90deg,transparent 0,#000 34%,#000 70%,transparent 98%),
    linear-gradient(180deg,transparent 0,#000 13%,#000 76%,transparent 100%);
  mask-composite:intersect;
}
.hero__deckInner{
  position:absolute;inset:0;transform-style:preserve-3d;
  transform:rotateX(9deg) rotateY(-19deg) rotateZ(-4deg) translateZ(0);
  transition:transform .9s var(--e-out);
}
.hero__card{
  position:absolute;display:block;border-radius:5px;overflow:hidden;
  background:#d9d3c6;box-shadow:0 26px 60px -22px rgba(24,19,12,.42);
  will-change:transform;
}
.hero__card img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(.78) brightness(1.04)}
.hero__h1{
  font-family:var(--ff-cn);font-weight:700;
  font-size:var(--fs-mega);line-height:1.02;letter-spacing:-.015em;
  display:flex;flex-direction:column;
}
.hero__h1 .ln{display:flex;overflow:hidden;padding-bottom:.05em}
.hero__h1 .ln > i,.hero__h1 .ln > em{
  display:inline-block;will-change:transform;
  transform:translateY(108%) rotate(4deg);
  transition:transform 1.05s var(--e-out),opacity .5s ease;
}
.hero__h1 .ln > em{
  font-family:var(--ff-serif);font-style:italic;font-weight:400;
  color:var(--red);letter-spacing:-.02em;padding-right:.06em;
}
.hero__h1 .ln--2{justify-content:flex-start;padding-left:.02em}
.hero__h1 .ln--3{justify-content:flex-start;padding-left:.16em}
/* 第一行是「主题词」，压成眉标，把主句让给下面两行 */
.hero__h1 .ln:first-child{padding-bottom:.18em}
.hero__h1 .ln:first-child > i{
  font-size:.56em;color:var(--ink);letter-spacing:-.01em;
}
.hero__h1 em{
  font-family:var(--ff-serif);font-style:italic;font-weight:400;
  color:var(--red);letter-spacing:-.02em;
  padding-right:.06em;
}
body.is-ready .hero__h1 .ln > i,
body.is-ready .hero__h1 .ln > em{transform:translateY(0) rotate(0deg)}
.hero__h1 .ln > :nth-child(1){transition-delay:.05s}
.hero__h1 .ln > :nth-child(2){transition-delay:.10s}
.hero__h1 .ln > :nth-child(3){transition-delay:.15s}
.hero__h1 .ln > :nth-child(4){transition-delay:.20s}
.hero__h1 .ln > :nth-child(5){transition-delay:.25s}

.hero__line{
  position:absolute;left:0;right:0;top:calc(var(--fs-mega) * 2.92);
  width:100%;height:clamp(44px,5.2vh,72px);
  z-index:1;pointer-events:none;overflow:visible;
}
.hero__line path{
  fill:none;stroke:url(#hlg);stroke-width:2;stroke-linecap:round;
  stroke-dasharray:2600;stroke-dashoffset:2600;
  transition:stroke-dashoffset 2.9s cubic-bezier(.22,1,.36,1) .55s;
  opacity:.9;
}
body.is-ready .hero__line path{stroke-dashoffset:0}

.hero__foot{
  display:flex;justify-content:space-between;align-items:flex-end;gap:24px;
  border-top:1px solid var(--line);padding-top:18px;position:relative;z-index:2;
}
.hero__meta{display:flex;gap:clamp(18px,3vw,54px);flex-wrap:wrap}
.hero__m{display:flex;flex-direction:column;gap:2px}
.hero__m b{
  font-family:var(--ff-disp);font-variation-settings:"wght" 700,"opsz" 24;
  font-size:clamp(19px,2vw,27px);letter-spacing:-.02em;line-height:1.1;
}
.hero__m span{color:var(--ink-45);font-size:var(--fs-sm)}
.hero__scroll{
  display:flex;align-items:center;gap:10px;color:var(--ink-45);white-space:nowrap;
}
.hero__scroll i{
  display:block;width:1px;height:34px;background:var(--line);position:relative;overflow:hidden;
}
.hero__scroll i::after{
  content:"";position:absolute;inset:0;background:var(--ink);
  transform-origin:top;animation:scrolldown 2.1s var(--e-inout) infinite;
}
@keyframes scrolldown{
  0%{transform:scaleY(0);transform-origin:top}
  45%{transform:scaleY(1);transform-origin:top}
  55%{transform:scaleY(1);transform-origin:bottom}
  100%{transform:scaleY(0);transform-origin:bottom}
}

/* ---------- 7. 通用 section ---------- */
.sec{
  max-width:var(--maxw);margin:0 auto;
  padding:clamp(70px,10vh,140px) var(--pad);
  position:relative;
}
.sec--tight{padding-top:clamp(40px,6vh,80px)}
.sec__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:clamp(26px,4vw,54px)}
.sec__label{display:flex;align-items:center;gap:10px;color:var(--ink-45)}
.sec__title{
  font-size:var(--fs-1);font-weight:700;line-height:1;letter-spacing:-.04em;
}
.sec__title em{font-family:var(--ff-serif);font-style:italic;color:var(--red);font-weight:400}
.sec__note{max-width:34ch;color:var(--ink-70);font-size:var(--fs-sm);text-align:right}

/* 会生长的横线 */
.grow-line{height:1px;background:var(--line);position:relative;overflow:hidden}
.grow-line::after{
  content:"";position:absolute;inset:0;background:var(--ink);
  transform:scaleX(0);transform-origin:0 50%;
  transition:transform 1.2s var(--e-out);
}
.grow-line.in::after{transform:scaleX(1)}

/* ---------- 8. 目录 ---------- */
.index{position:relative}
.index__list{border-top:1px solid var(--line)}
.row{
  position:relative;display:grid;
  grid-template-columns:auto 1fr auto auto;
  align-items:center;gap:clamp(12px,2.4vw,34px);
  padding:clamp(15px,2vw,26px) 0;
  border-bottom:1px solid var(--line);
  cursor:pointer;
  isolation:isolate;
}
.row__n{
  color:var(--ink-45);font-size:11px;letter-spacing:.2em;
  transition:color .35s;
}
.row__zh{
  font-size:clamp(24px,3.4vw,46px);font-weight:700;letter-spacing:-.03em;
  line-height:1.06;transition:transform .55s var(--e-out),color .35s;
  position:relative;display:inline-block;
}
.row__zh::after{
  content:"";position:absolute;left:0;bottom:.02em;height:.06em;width:100%;
  background:var(--red);transform:scaleX(0);transform-origin:0 50%;
  transition:transform .55s var(--e-out);
}
.row__en{
  display:block;font-family:var(--ff-mono);font-size:10px;letter-spacing:.2em;
  color:var(--ink-45);margin-top:6px;font-weight:500;
}
.row__c{
  font-family:var(--ff-disp);font-variation-settings:"wght" 500,"opsz" 20;
  font-size:13px;color:var(--ink-45);letter-spacing:0;
  transition:color .35s;
}
.row__c b{font-variation-settings:"wght" 700,"opsz" 20;font-size:16px;color:var(--ink)}
.row__arrow{
  width:30px;height:30px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--ink-45);
  transition:background .4s var(--e-out),color .4s,border-color .4s,transform .5s var(--e-out);
}
.row__arrow svg{width:13px;height:13px}
.row:hover .row__zh{transform:translateX(10px)}
.row:hover .row__zh::after{transform:scaleX(1)}
.row:hover .row__n,.row:hover .row__c{color:var(--red)}
.row:hover .row__arrow{background:var(--red);border-color:var(--red);color:#fff;transform:rotate(-45deg)}

/* ---------- 10b. 集群卡片 ---------- */
.cgroups{display:flex;flex-direction:column;gap:clamp(40px,4.6vw,74px);margin-top:clamp(26px,3.4vw,46px)}
.cgroup__head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:clamp(14px,2vw,28px);
  padding-bottom:clamp(8px,1vw,13px);border-bottom:1px solid var(--line);
  margin-bottom:clamp(12px,1.5vw,20px);
}
.cgroup__info{display:flex;align-items:baseline;gap:clamp(10px,1.2vw,16px);flex-wrap:wrap;min-width:0;flex:1 1 auto}
.cgroup__n{font-family:var(--ff-mono);font-size:11px;color:var(--red);letter-spacing:.1em;flex:0 0 auto}
.cgroup__t{font-size:clamp(19px,2.2vw,28px);font-weight:700;letter-spacing:-.02em;margin:0;line-height:1.1}
.cgroup__en{font-family:var(--ff-mono);font-size:10px;letter-spacing:.14em;color:var(--ink-45);text-transform:uppercase}
.cgroup__meta{font-family:var(--ff-mono);font-size:11px;color:var(--ink-45);letter-spacing:.05em;margin-left:auto}
.cgroup__cover{
  flex:0 0 auto;width:clamp(64px,7.4vw,102px);aspect-ratio:3/4;
  border-radius:4px;overflow:hidden;display:block;
  background:var(--paper);box-shadow:0 1px 3px rgba(23,20,15,.14);
}
.cgroup__cover img{width:100%;height:100%;object-fit:contain;display:block;transition:transform .9s var(--e-out),opacity .5s}
.cgroup__cover:hover img{transform:scale(1.06)}
.cgrid{
  display:grid;grid-template-columns:repeat(6,1fr);
  gap:clamp(7px,.9vw,12px);
}
#clu{scroll-margin-top:78px}
.cgrid.is-armed .clu{filter:blur(3.4px) saturate(.55);opacity:.26;transform:scale(.982)}
.clu{
  position:relative;display:block;aspect-ratio:3/4;
  border-radius:4px;
  --clu-fg:var(--ink);--clu-fg2:var(--ink-70);--clu-fg3:var(--ink-45);
  --clu-sh:0 1px 2px rgba(241,237,227,.55);
  transition:filter .45s var(--e-out),opacity .4s var(--e-out),
             transform .5s var(--e-out),box-shadow .5s var(--e-out);
  will-change:transform;
}
.cgrid.is-armed .clu.is-hot{
  filter:none;opacity:1;z-index:6;
  transform:translateY(2px) scale(1.08);
  --clu-fg:var(--paper);--clu-fg2:var(--paper);--clu-fg3:var(--paper);
  --clu-sh:0 1px 5px rgba(0,0,0,.62);
}
/* 一摞卡片：折叠时只露出边，翻开时扇形摊开 */
.clu__stack{position:absolute;inset:0;display:block}
.clu__card{
  position:absolute;inset:0;display:block;
  border-radius:4px;overflow:hidden;background:var(--paper);
  box-shadow:0 1px 3px rgba(23,20,15,.16);
  transform-origin:50% 88%;
  transition:transform .55s var(--e-out),opacity .4s var(--e-out),
             box-shadow .5s var(--e-out);
}
.clu__card img{width:100%;height:100%;object-fit:contain;display:block;filter:saturate(.72) contrast(.95)}
.clu__card:nth-child(1){z-index:4;opacity:1;transform:none}
.clu__card:nth-child(2){z-index:3;opacity:.9;transform:translate(1.5px,-2.5px) rotate(.55deg)}
.clu__card:nth-child(3){z-index:2;opacity:.72;transform:translate(3px,-5px) rotate(1.1deg)}
.clu__card:nth-child(4){z-index:1;opacity:.5;transform:translate(4.5px,-7.5px) rotate(1.7deg)}
.cgrid.is-armed .clu.is-hot .clu__card:nth-child(1){opacity:1;transform:translateY(6px);box-shadow:0 10px 26px rgba(30,25,18,.34)}
.cgrid.is-armed .clu.is-hot .clu__card:nth-child(2){opacity:1;transform:translate(38px,6px) rotate(6.5deg);box-shadow:0 12px 26px rgba(30,25,18,.32)}
.cgrid.is-armed .clu.is-hot .clu__card:nth-child(3){opacity:1;transform:translate(-36px,-2px) rotate(-6deg);box-shadow:0 14px 28px rgba(30,25,18,.32)}
.cgrid.is-armed .clu.is-hot .clu__card:nth-child(4){opacity:1;transform:translate(66px,18px) rotate(11deg);box-shadow:0 16px 30px rgba(30,25,18,.3)}
.cgrid.is-armed .clu.is-hot .clu__card img{filter:none}
.clu__shade{
  position:absolute;inset:0;display:block;opacity:1;z-index:5;
  background:linear-gradient(to top,rgba(241,237,227,.93) 0%,rgba(241,237,227,.6) 20%,rgba(241,237,227,0) 46%);
  transition:background .45s var(--e-out),opacity .5s var(--e-out);
}
.clu__n,.clu__t,.clu__cat,.clu__c{z-index:6}
.cgrid.is-armed .clu.is-hot .clu__shade{
  background:linear-gradient(to top,rgba(10,8,6,.92) 0%,rgba(10,8,6,.4) 46%,rgba(10,8,6,0) 76%);
}
.clu__n{
  position:absolute;left:8px;top:6px;
  font-family:var(--ff-disp);font-size:clamp(13px,1.05vw,17px);line-height:1;
  color:var(--clu-fg);opacity:.38;letter-spacing:.02em;
  transition:opacity .4s,color .4s;text-shadow:var(--clu-sh);
}
.cgrid.is-armed .clu.is-hot .clu__n{opacity:.92}
/* 主图本身自带大字标题，翻开时收起文字层，别叠字 */
.cgrid.is-armed .clu.is-hot .clu__t{opacity:0}
.cgrid.is-armed .clu.is-hot .clu__cat{opacity:0}
.cgrid.is-armed .clu.is-hot .clu__c{opacity:0}
.clu__cat{
  position:absolute;left:8px;bottom:6px;right:38px;
  font-size:8.5px;letter-spacing:.09em;line-height:1;
  color:var(--clu-fg3);opacity:.9;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  transition:opacity .4s,color .4s;
}
.cgrid.is-armed .clu.is-hot .clu__cat{opacity:.72}
.clu__t{
  position:absolute;left:8px;right:8px;bottom:21px;
  font-size:10.5px;line-height:1.28;color:var(--clu-fg2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  overflow:hidden;transition:color .4s,opacity .3s;text-shadow:var(--clu-sh);
}
.clu__c{
  position:absolute;right:8px;bottom:6px;
  font-size:9px;letter-spacing:.06em;color:var(--clu-fg3);
  transition:opacity .4s,color .4s;
}
.cgrid.is-armed .clu.is-hot .clu__c{opacity:.92}

/* hover 跟随预览 */
.peek{
  position:fixed;left:0;top:0;z-index:60;pointer-events:none;
  display:flex;gap:10px;opacity:0;
  transition:opacity .32s var(--e-out);
  will-change:transform,opacity;
}
.peek.on{opacity:1}
.peek img{
  width:clamp(96px,11vw,150px);aspect-ratio:3/4;object-fit:cover;
  border-radius:10px;box-shadow:0 18px 40px -20px rgba(23,20,15,.55);
  border:1px solid rgba(255,255,255,.5);
  will-change:transform;
}
.peek img:nth-child(1){transform:rotate(-5deg) translateY(6px)}
.peek img:nth-child(2){transform:rotate(1deg) translateY(-4px)}
.peek img:nth-child(3){transform:rotate(6deg) translateY(8px)}

/* ---------- 9. 数字 / 方法 ---------- */
.nums{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.num{padding:clamp(22px,3vw,40px) 0;position:relative}
.num+.num{padding-left:clamp(14px,2vw,28px)}
.num+.num::before{content:"";position:absolute;left:0;top:18%;bottom:18%;width:1px;background:var(--line)}
.num__v{
  font-family:var(--ff-disp);font-variation-settings:"wght" 700,"opsz" 96;
  font-size:clamp(44px,6.4vw,104px);line-height:.9;letter-spacing:-.05em;
  display:flex;align-items:baseline;gap:.12em;
  font-feature-settings:"tnum";
}
.num__v small{font-size:.22em;font-variation-settings:"wght" 500;letter-spacing:.06em;color:var(--ink-45)}
.num__k{margin-top:10px;color:var(--ink-45);font-size:var(--fs-sm)}

/* ---------- 10. 方法 ---------- */
.meth{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(28px,5vw,90px);align-items:start}
.meth__lead{
  font-size:clamp(21px,2.5vw,34px);line-height:1.35;letter-spacing:-.02em;font-weight:500;
}
.meth__lead em{font-family:var(--ff-serif);font-style:italic;color:var(--red)}
.meth__steps{display:flex;flex-direction:column}
.meth__step{
  display:grid;grid-template-columns:auto 1fr;gap:clamp(12px,2vw,26px);
  padding:20px 0;border-top:1px solid var(--line);
}
.meth__step:last-child{border-bottom:1px solid var(--line)}
.meth__sn{
  font-family:var(--ff-disp);font-variation-settings:"wght" 700,"opsz" 20;
  font-size:12px;color:var(--red);padding-top:3px;letter-spacing:.06em;
}
.meth__st{font-size:var(--fs-3);font-weight:600;letter-spacing:-.01em;margin-bottom:3px}
.meth__sd{color:var(--ink-70);font-size:var(--fs-sm)}

/* ---------- 11. 关于 ---------- */
.about{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(28px,5vw,80px);align-items:start}
.about__txt p+p{margin-top:1.1em}
.about__txt p{font-size:var(--fs-3);line-height:1.75;color:var(--ink-70);max-width:38ch}
.about__txt p strong{color:var(--ink);font-weight:600}
.about__txt .lead{
  font-size:clamp(20px,2.3vw,31px);line-height:1.4;color:var(--ink);font-weight:600;
  letter-spacing:-.02em;max-width:30ch;margin-bottom:.7em;
}
.about__txt .lead em{font-family:var(--ff-serif);font-style:italic;color:var(--red);font-weight:400}
.about__side{position:sticky;top:100px;display:flex;flex-direction:column;gap:18px}
.about__photo{
  border-radius:var(--r-card);overflow:hidden;background:var(--paper-lo);
  aspect-ratio:4/5;position:relative;
}
.about__photo img{width:100%;height:100%;object-fit:cover}
.about__photo::after{
  content:"〔 你的照片 / 占位 〕";position:absolute;inset:0;display:grid;place-items:center;
  color:var(--ink-45);font-size:var(--fs-sm);letter-spacing:.1em;
  background:repeating-linear-gradient(135deg,rgba(23,20,15,.03) 0 10px,transparent 10px 20px);
}
.about__tags{display:flex;flex-wrap:wrap;gap:8px}

/* #标签贴纸 —— 全站锚点 */
.tag{
  display:inline-flex;align-items:center;gap:2px;
  padding:5px 11px;border-radius:999px;
  border:1px solid var(--line);background:var(--paper-hi);
  font-size:var(--fs-sm);color:var(--ink-70);line-height:1.3;
  transition:background .3s,color .3s,border-color .3s,transform .3s var(--e-out);
  white-space:nowrap;
}
.tag::before{content:"#";color:var(--red);font-family:var(--ff-mono);font-size:.92em;margin-right:1px}
.tag:hover{background:var(--ink);color:var(--paper);border-color:var(--ink);transform:translateY(-2px)}
.tag--red{background:var(--red);border-color:var(--red);color:#fff}
.tag--red::before{color:rgba(255,255,255,.7)}

/* ---------- 12. 页脚 ---------- */
.ft{
  background:var(--ink);color:var(--paper);position:relative;overflow:hidden;
  padding:clamp(50px,8vh,100px) var(--pad) 26px;
}
.ft::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;background:rgba(241,237,227,.14);
}
.ft__row{
  max-width:var(--maxw);margin:0 auto;
  display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);
  gap:clamp(30px,5vw,80px);align-items:start;
}
.ft__big{
  font-size:clamp(34px,6vw,88px);font-weight:700;line-height:1.02;letter-spacing:-.045em;
}
.ft__big em{font-family:var(--ff-serif);font-style:italic;color:var(--red);font-weight:400;font-size:.95em}
.ft__cols{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ft__k{color:rgba(241,237,227,.4);margin-bottom:10px;font-size:10px}
.ft__v{display:block;font-size:var(--fs-sm);color:rgba(241,237,227,.80);padding:3px 0;transition:color .3s}
.ft__v:hover{color:var(--red)}
.ft__base{
  max-width:var(--maxw);margin:clamp(40px,7vh,80px) auto 0;
  padding-top:16px;border-top:1px solid rgba(241,237,227,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  color:rgba(241,237,227,.36);font-size:10px;
}

/* ---------- 13. 分类页 ---------- */
.cat{max-width:var(--maxw);margin:0 auto;padding:clamp(96px,14vh,160px) var(--pad) clamp(60px,10vh,120px)}
.cat__top{display:flex;flex-direction:column;gap:18px;margin-bottom:clamp(30px,5vw,64px)}
.cat__n{display:flex;align-items:center;gap:12px;color:var(--ink-45)}
.cat__title{
  font-size:clamp(38px,7.4vw,110px);font-weight:700;line-height:.95;letter-spacing:-.05em;
}
.cat__title em{font-family:var(--ff-serif);font-style:italic;font-weight:400;color:var(--red);font-size:.9em;letter-spacing:-.01em;line-height:1}
.cat__meta{display:flex;gap:clamp(16px,3vw,44px);flex-wrap:wrap;color:var(--ink-70);font-size:var(--fs-sm);align-items:center}
.cat__meta b{color:var(--ink);font-weight:600}
.cat__desc{max-width:46ch;color:var(--ink-70);font-size:var(--fs-3);line-height:1.7}

/* 项目网格：3 列瀑布流（按素材真实比例，不裁切） */
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(28px,3.4vw,56px);align-items:start}
.pcol{display:flex;flex-direction:column;gap:clamp(18px,2vw,30px);min-width:0}
.pcard{
  display:block;position:relative;min-width:0;
}
.pcard--w6{grid-column:span 6}
.pcard--w5{grid-column:span 5}
.pcard--w7{grid-column:span 7}
.pcard--w8{grid-column:span 8}
.pcard--w4{grid-column:span 4}
.pcard__media{
  position:relative;overflow:hidden;border-radius:var(--r-card);background:var(--paper-lo);
  aspect-ratio:var(--ar,4/3);transform:translateZ(0);
}
.pcard__media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform 1.1s var(--e-out),filter .6s;
  will-change:transform;
}
.pcard:hover .pcard__media img{transform:scale(1.045)}
.pcard__idx{
  position:absolute;left:12px;top:12px;z-index:2;
  font-family:var(--ff-mono);font-size:10px;letter-spacing:.14em;
  background:rgba(250,248,242,.92);color:var(--red);
  padding:4px 8px;border-radius:999px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  transition:background .4s,color .4s;
}
.pcard__body{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:14px 2px 0}
.pcard__name{font-size:var(--fs-3);font-weight:600;line-height:1.35;letter-spacing:-.01em;transition:color .35s}
.pcard:hover .pcard__name{color:var(--red)}
.pcard__c{font-family:var(--ff-mono);font-size:10px;color:var(--ink-45);white-space:nowrap;padding-top:4px}
.pcard__tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.pcard__tags .tag{font-size:11px;padding:3px 8px}

/* ---------- 14. 项目页 ---------- */
.proj{max-width:var(--maxw);margin:0 auto;padding:clamp(92px,13vh,150px) var(--pad) clamp(50px,8vh,90px)}
.proj__back{display:inline-flex;align-items:center;gap:8px;color:var(--ink-45);margin-bottom:clamp(18px,3vw,34px);transition:color .3s}
.proj__back:hover{color:var(--red)}
.proj__back:hover svg{transform:translateX(-4px)}
.proj__back svg{width:14px;height:14px;transition:transform .35s var(--e-out)}
.proj__head{display:flex;flex-direction:column;gap:16px;padding-bottom:clamp(24px,4vw,44px);border-bottom:1px solid var(--line)}
.proj__title{
  font-size:clamp(28px,4.6vw,68px);font-weight:700;line-height:1.04;letter-spacing:-.045em;
  max-width:22ch;
}
.proj__meta{display:flex;gap:clamp(14px,2.4vw,38px);flex-wrap:wrap;color:var(--ink-70);font-size:var(--fs-sm);align-items:center}
.proj__meta b{color:var(--ink);font-weight:600}
.proj__tags{display:flex;gap:7px;flex-wrap:wrap}

/* 图片排版：错落堆叠 */
.shots{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(18px,2.4vw,38px) clamp(14px,1.6vw,24px);padding-top:clamp(26px,4vw,48px);align-items:start}
.shot{position:relative;min-width:0}
.shot__box{
  position:relative;overflow:hidden;border-radius:var(--r-img);background:var(--paper-lo);
  cursor:zoom-in;aspect-ratio:var(--ar,.75);width:100%;
}
.shot__box img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;
  transition:transform 1.2s var(--e-out)
}
.shot__box:hover img{transform:scale(1.03)}
.shot__cap{display:flex;gap:8px;align-items:baseline;padding:9px 2px 0}
.shot__n{font-family:var(--ff-mono);font-size:10px;color:var(--red);letter-spacing:.1em;flex:0 0 auto;padding-top:2px}
.shot__t{font-size:12px;color:var(--ink-70);line-height:1.5;min-width:0}
.shot__t b{
  color:var(--ink);font-weight:600;font-size:12.5px;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.shot--w12 .shot__cap,.shot--w8 .shot__cap,.shot--w9 .shot__cap{max-width:70ch}

/* ---------- 15. 大图 ---------- */
.lb{
  position:fixed;inset:0;z-index:var(--z-lb);display:none;
  background:rgba(20,17,13,.94);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  padding:clamp(14px,3vw,40px);
  grid-template-rows:1fr auto;gap:14px;
}
.lb.on{display:grid;animation:lbIn .4s var(--e-out)}
@keyframes lbIn{from{opacity:0}to{opacity:1}}
.lb__stage{display:grid;place-items:center;min-height:0;overflow:hidden}
.lb__img{max-width:100%;max-height:calc(100vh - 250px);object-fit:contain;border-radius:6px;animation:lbImg .5s var(--e-out)}
@keyframes lbImg{from{transform:scale(.97);opacity:0}to{transform:scale(1);opacity:1}}
.lb__meta{text-align:center;color:rgba(241,237,227,.9);max-width:76ch;margin:0 auto;padding-bottom:clamp(48px,6vh,66px)}
.lb__title{font-size:var(--fs-3);font-weight:600;margin-bottom:4px}
.lb__desc{font-size:var(--fs-sm);color:rgba(241,237,227,.55);line-height:1.6}
.lb__close{
  position:absolute;right:clamp(14px,3vw,34px);top:clamp(14px,3vw,30px);
  width:42px;height:42px;border-radius:50%;color:#fff;font-size:15px;
  border:1px solid rgba(255,255,255,.25);transition:background .3s,border-color .3s;
}
.lb__close:hover{background:var(--red);border-color:var(--red)}
.lb__nav{
  position:absolute;left:50%;bottom:clamp(14px,3vw,26px);transform:translateX(-50%);
  display:flex;align-items:center;gap:16px;color:#fff;
}
.lb__nav button{
  width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.25);
  transition:background .3s,border-color .3s;
}
.lb__nav button:hover{background:var(--red);border-color:var(--red)}
.lb__nav span{font-size:11px;letter-spacing:.16em;opacity:.6;min-width:5ch;text-align:center}

/* ---------- 16. 入场动画 ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .9s var(--e-out),transform 1s var(--e-out)}
.rv.in{opacity:1;transform:none}
.rv--d1{transition-delay:.08s}.rv--d2{transition-delay:.16s}.rv--d3{transition-delay:.24s}
.rv--d4{transition-delay:.32s}.rv--d5{transition-delay:.4s}

.reveal-img{position:relative;overflow:hidden}
.reveal-img img{transform:scale(1.08);transition:transform 1.3s var(--e-out)}
.reveal-img.in img{transform:scale(1)}
.reveal-img::after{
  content:"";position:absolute;inset:0;background:var(--paper);z-index:1;
  transform:scaleY(1);transform-origin:bottom;
  transition:transform 1.05s var(--e-inout);
}
.reveal-img.in::after{transform:scaleY(0)}

/* 滚动进度条（顶部红色细条） */
.prog{
  position:fixed;left:0;top:0;height:2px;background:var(--red);z-index:var(--z-hdr);
  width:0;transition:width .12s linear;pointer-events:none;
}

/* ---------- 17. 响应式 ---------- */
@media (max-width:1080px){
  .meth{grid-template-columns:1fr}
  .about{grid-template-columns:1fr}
  .about__side{position:static;flex-direction:row;align-items:flex-start}
  .about__photo{width:min(46vw,320px);flex:0 0 auto}
  .pgrid{grid-template-columns:repeat(2,1fr)}
  .cgrid{grid-template-columns:repeat(4,1fr)}
  .shots{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:660px){
  .pgrid{grid-template-columns:1fr}
  .shots{grid-template-columns:repeat(2,1fr)}
  .cgrid{grid-template-columns:repeat(2,1fr)}
  .cgrid.is-armed .clu{filter:none;opacity:1;transform:none}
  .clu__shade{background:linear-gradient(to top,rgba(10,8,6,.9) 0%,rgba(10,8,6,.5) 26%,rgba(10,8,6,0) 50%)}
  .clu{--clu-fg:var(--paper);--clu-fg2:var(--paper);--clu-fg3:var(--paper)}
  .clu__n{opacity:.95;text-shadow:0 1px 4px rgba(0,0,0,.55)}
  .clu__t{text-shadow:0 1px 4px rgba(0,0,0,.5)}
  .cgroup__head{flex-wrap:wrap}
  .cgroup__cover{width:clamp(56px,17vw,86px);aspect-ratio:3/4;order:-1;margin-bottom:10px}
}
@media (max-width:860px){
  .hdr__nav{display:none}
  .hdr__menu{
    display:flex;flex-direction:column;justify-content:center;gap:6px;
    width:40px;height:40px;padding:0 6px;margin-left:10px;
    flex:0 0 auto;cursor:pointer;
  }
  .hdr__menu span{
    display:block;height:1.9px;width:100%;background:var(--ink);border-radius:2px;
    transition:transform .45s var(--e-out),opacity .3s;
  }
  body.menu-open .hdr__menu span:nth-child(1){transform:translateY(3.95px) rotate(45deg)}
  body.menu-open .hdr__menu span:nth-child(2){transform:translateY(-3.95px) rotate(-45deg)}
  .hdr__crumb{font-size:10px}
  .ft__row{grid-template-columns:1fr}
  .ft__cols{grid-template-columns:1fr 1fr}
  .nums{grid-template-columns:1fr 1fr}
  .num:nth-child(3)::before{display:none}
  .num:nth-child(1),.num:nth-child(2){border-bottom:1px solid var(--line)}
  .num:nth-child(3),.num:nth-child(4){border-bottom:0}
  .pcard,.pcard--w4,.pcard--w5,.pcard--w6,.pcard--w7,.pcard--w8{grid-column:span 6}
  .shot,.shot--w4,.shot--w5,.shot--w6,.shot--w7,.shot--w8,.shot--w9{grid-column:span 12}
  .peek{display:none}
  .hero__line{display:none}
  .hero__h1{line-height:1.14}
  :root{--fs-mega:clamp(34px,10.8vw,64px)}
  .hero__body{grid-template-columns:1fr}
  .hero__deck{display:none}
  .hero__h1 .ln:first-child{padding-bottom:.42em}
  .hero__h1 .ln:first-child > i{font-size:.76em}
  .hero__h1 .ln--2{padding-right:0}
}
@media (max-width:560px){
  .pcard,.pcard--w4,.pcard--w5,.pcard--w6,.pcard--w7,.pcard--w8{grid-column:span 12}
  .row{grid-template-columns:auto 1fr auto;gap:10px}
  .row__c{display:none}
  .row__arrow{width:26px;height:26px}
  .ft__cols{grid-template-columns:1fr}
  .about__side{flex-direction:column}
  .about__photo{width:100%}
  .sec__note{display:none}
  .sec__head{align-items:flex-start;flex-direction:column;gap:10px}
  .hero__foot{flex-direction:column;align-items:flex-start;gap:18px}
}

/* ---------- 作品带 ---------- */
.belt{
  position:relative;overflow:hidden;
  padding:clamp(24px,4.6vh,50px) 0 clamp(24px,4.6vh,50px);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--paper-hi);
}
.belt::before,.belt::after{
  content:"";position:absolute;top:0;bottom:0;width:clamp(24px,7vw,150px);
  z-index:2;pointer-events:none;
}
.belt::before{left:0;background:linear-gradient(90deg,var(--paper-hi) 10%,rgba(250,248,242,0))}
.belt::after{right:0;background:linear-gradient(270deg,var(--paper-hi) 10%,rgba(250,248,242,0))}
.belt__track{
  display:flex;width:max-content;
  animation:beltRun 78s linear infinite;
  will-change:transform;
}
.belt__track--rev{animation-direction:reverse;animation-duration:96s;margin-top:clamp(10px,1.1vw,16px)}
.belt__track img{
  display:block;height:clamp(126px,14.5vw,218px);width:auto;
  border-radius:10px;background:var(--paper-lo);object-fit:cover;
  margin-right:clamp(10px,1.1vw,16px);
  filter:saturate(.94) contrast(1.03);
  transition:filter .5s var(--e-out),transform .6s var(--e-out);
}
.belt__track img:hover{filter:none;transform:scale(1.04)}
@keyframes beltRun{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- 17b. 补充 ---------- */
.row__mid{display:block;min-width:0}
.shots .shot{align-self:stretch}
.lazy{opacity:0;transition:opacity .75s var(--e-out)}
.lazy.on{opacity:1}
.lazy.err{
  opacity:1;
  background:repeating-linear-gradient(135deg,var(--paper-lo) 0 10px,var(--paper-hi) 10px 20px);
}
.pcard:hover .lazy,.shot__box:hover .lazy{opacity:1}
.about__photo{
  display:grid;place-items:center;
  background-image:repeating-linear-gradient(135deg,rgba(23,20,15,.035) 0 10px,transparent 10px 20px);
}
.about__photo::after{display:none}
.about__photo span{color:var(--ink-45);font-size:var(--fs-sm);letter-spacing:.14em;text-align:center;line-height:1.9}
.about__side .mono{line-height:1.6}
.proj__tags{display:flex;gap:6px;flex-wrap:wrap}

/* ---------- 17c. 联系页流程 ---------- */
.contact__flow{
  margin-top:clamp(26px,3.4vw,42px);
  border-top:1px solid var(--line);padding-top:clamp(16px,2vw,24px);
  display:flex;flex-direction:column;gap:clamp(14px,1.8vw,20px);
}
.contact__step{display:flex;gap:14px;align-items:flex-start}
.contact__step > .mono{color:var(--red);font-size:10px;letter-spacing:.14em;flex:0 0 auto;padding-top:4px}
.contact__step b{display:block;font-size:15px;letter-spacing:-.01em;color:var(--ink)}
.contact__step p{margin:4px 0 0;font-size:13px;line-height:1.6;color:var(--ink-70)}
.hero__foot .hero__m b{font-feature-settings:"tnum"}

@media (max-width:860px){
  .boot__hide-s{display:none}
  .meth__lead br{display:none}
  .proj__meta{gap:14px}
}

/* ---------- 19b. 微信二维码弹窗 ---------- */
.qr{
  position:fixed;inset:0;z-index:var(--z-lb);display:none;
  background:rgba(20,17,13,.78);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  place-items:center;padding:24px;
}
.qr.on{display:grid;animation:lbIn .35s var(--e-out)}
.qr__card{
  position:relative;width:min(88vw,340px);
  background:var(--paper);border-radius:4px;
  padding:clamp(22px,3.4vw,30px) clamp(20px,3vw,28px) clamp(20px,2.8vw,26px);
  text-align:center;box-shadow:0 32px 80px -28px rgba(0,0,0,.5);
  animation:qrIn .4s var(--e-out);
}
@keyframes qrIn{from{transform:translateY(14px) scale(.97);opacity:0}}
.qr__close{
  position:absolute;right:8px;top:8px;width:30px;height:30px;
  border:0;background:transparent;color:var(--ink-45);cursor:pointer;
  font-size:15px;line-height:1;border-radius:50%;
  transition:color .3s,background .3s;
}
.qr__close:hover{color:var(--ink);background:rgba(23,20,15,.06)}
.qr__shot{
  position:relative;width:100%;aspect-ratio:912/1354;
  background:#fff;border:1px solid var(--line);border-radius:3px;
  display:grid;place-items:center;overflow:hidden;
}
.qr__img{width:100%;height:100%;object-fit:contain;display:none}
.qr__img.on{display:block}
.qr__ph{
  font-size:11px;letter-spacing:.14em;color:var(--ink-45);
  text-transform:uppercase;
}
.qr__t{margin:14px 0 0;font-size:14px;color:var(--ink);letter-spacing:-.01em}
.qr__s{margin:5px 0 0;font-size:11.5px;color:var(--ink-45);letter-spacing:.02em}
.qr__s span{color:var(--red)}

/* ---------- 18. 简历排版（关于区） ---------- */
.resume .rs__hd{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:clamp(10px,2vw,26px);
  padding-bottom:clamp(18px,2.6vh,26px);border-bottom:1px solid var(--line);
}
.resume .rs__name{
  font-size:clamp(30px,3.4vw,52px);line-height:1.02;letter-spacing:-.04em;
  font-weight:800;
}
.resume .rs__info{font-size:11.5px;letter-spacing:.1em;color:var(--ink-60)}
.resume .rs__contact{
  font-size:11px;letter-spacing:.06em;color:var(--ink-45);
  margin-left:auto;text-transform:none;
}
.resume .rs__cols{
  display:grid;grid-template-columns:1.14fr 1fr;
  gap:clamp(26px,3.6vw,64px);
  margin-top:clamp(20px,3vh,30px);
}
.resume .rs__k{
  font-size:10px;letter-spacing:.2em;color:var(--ink-45);
  padding-bottom:7px;border-bottom:1px solid var(--line);
  margin:26px 0 12px;
}
.resume .rs__col:first-child .rs__k:first-child,
.resume .rs__col:last-child .rs__k:first-child{margin-top:0}
.resume .rs__li{
  display:grid;grid-template-columns:15px 1fr;gap:7px;
  font-size:12.5px;line-height:1.72;color:var(--ink-70);
  margin-bottom:7px;
}
.resume .rs__li b{font-weight:600;color:var(--ink)}
.resume .rs__n{
  font-size:9.5px;color:var(--red);padding-top:4px;letter-spacing:.04em;
}
.resume .rs__job{margin-bottom:20px}
.resume .rs__job:last-child{margin-bottom:0}
.resume .rs__jt{font-size:13.5px;font-weight:600;letter-spacing:-.01em;line-height:1.5}
.resume .rs__jt--plain{font-weight:400;color:var(--ink-70)}
.resume .rs__jm{
  font-size:10.5px;color:var(--ink-45);letter-spacing:.05em;
  margin:3px 0 9px;
}
@media(max-width:900px){
  .resume .rs__cols{grid-template-columns:1fr;gap:0}
  .resume .rs__col:last-child .rs__k:first-child{margin-top:26px}
  .resume .rs__contact{margin-left:0;width:100%}
}

/* ---------- 19. reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .grain{animation:none}
  .rv{opacity:1;transform:none}
  .reveal-img img{transform:none}
  .reveal-img::after{transform:scaleY(0)}
  .hero__h1 .ln i{transform:none}
  .hero__line path{stroke-dashoffset:0}
  .cgrid.is-armed .clu{filter:none;opacity:1;transform:none}
  .cgrid.is-armed .clu.is-hot{transform:none;box-shadow:none}
  .boot__path{stroke-dashoffset:0 !important;transition:none}
  .boot__dot{display:none}
}

/* ---------- 21. hero collage（参照蓝白简约艺术感设计稿重排） ---------- */
.hero{
  position:relative;height:100vh;min-height:600px;
  background:#FCFBF8;
  overflow:hidden;
  padding:clamp(74px,9vh,100px) 0 0;
  display:flex;flex-direction:column;
}
.hero__foot{margin-top:auto;padding-bottom:clamp(28px,4.4vh,56px)}
.hero::after{
  content:'';position:absolute;left:0;right:0;bottom:0;height:150px;z-index:6;
  background:linear-gradient(to bottom,rgba(252,251,248,0),var(--paper));
  pointer-events:none;
}
.hero__corner{position:absolute;z-index:5}
.hero__corner--tl{
  left:var(--pad);top:calc(clamp(74px,9vh,100px) + clamp(10px,1.6vh,18px));
  display:flex;flex-direction:column;gap:2px;
  font-size:10.5px;line-height:1.75;letter-spacing:.1em;color:var(--ink-70);
}
.hero__corner--tr{
  right:var(--pad);top:calc(clamp(74px,9vh,100px) + clamp(8px,1.4vh,14px));
  font-size:clamp(15px,1.45vw,19px);font-weight:700;letter-spacing:-.01em;color:var(--ink);
}
.hero__b-dot{color:var(--red)}
.hero__corner--bl{
  left:var(--pad);bottom:clamp(104px,13vh,150px);
  max-width:min(34ch,32vw);
}
.hero__corner--br{
  right:var(--pad);bottom:clamp(104px,13vh,150px);
  font-size:10.5px;letter-spacing:.18em;color:var(--ink-70);
}
.hero__vert{
  position:absolute;right:clamp(12px,1.5vw,22px);top:50%;
  writing-mode:vertical-rl;
  font-size:9.5px;letter-spacing:.36em;color:var(--ink-45);
  white-space:nowrap;z-index:5;transform:translateY(-50%);
}
.hero__big{
  position:absolute;z-index:4;
  font-family:var(--ff-cn);font-weight:700;
  letter-spacing:.015em;line-height:.9;color:var(--ink);
  display:flex;align-items:flex-start;white-space:nowrap;
}
.hero__big--top{
  left:var(--pad);top:clamp(140px,19vh,210px);
  font-size:clamp(38px,min(7.4vw,12.4vh),118px);
}
.hero__big--mid{
  left:var(--pad);top:clamp(268px,37vh,410px);
  font-size:clamp(42px,min(8.2vw,13.6vh),132px);
  justify-content:flex-start;
}
.hero__big--mid em{color:var(--red);font-style:normal}
.hero__star{
  display:block;flex:0 0 auto;
  width:clamp(34px,4.2vw,58px);height:clamp(34px,4.2vw,58px);
  margin-left:.05em;margin-top:-.14em;
  background:var(--red);
  clip-path:polygon(50% 0%,62% 17%,83% 7%,79% 29%,100% 36%,83% 52%,97% 71%,74% 70%,69% 94%,50% 81%,31% 94%,26% 70%,3% 71%,17% 52%,0 36%,21% 29%,17% 7%,38% 17%);
}
.hero__hello{
  margin:0 0 clamp(14px,1.9vw,22px);
  font-size:clamp(16px,1.8vw,23px);line-height:1.5;color:var(--ink);
}
.hero__hello b{display:block;font-weight:700}
.hero__hello span{display:block;font-size:.88em;color:var(--ink-70)}
.hero__collage{
  position:absolute;right:calc(var(--pad) - 2vw);top:48%;
  width:min(46vw,980px);height:min(60vh,760px);
  transform:translateY(-50%);z-index:2;
  perspective:1500px;perspective-origin:52% 50%;
}
.hero__blob{
  position:absolute;left:44%;top:58%;
  width:min(19vw,300px);height:min(19vw,300px);
  transform:translate(-50%,-50%);
  border-radius:50%;
  background:
    radial-gradient(circle at 38% 32%,rgba(255,120,96,.9) 0%,rgba(255,59,38,.94) 46%,rgba(176,32,16,.98) 100%),
    repeating-linear-gradient(42deg,rgba(255,255,255,.05) 0 2px,rgba(0,0,0,.05) 2px 4px);
  background-blend-mode:overlay;
  z-index:0;
}
.hero__collage .hero__card img{filter:grayscale(1) contrast(.92) brightness(1.14)}
.hero__collage .hero__deck{
  position:absolute;inset:0;z-index:1;
  margin:0;height:auto;
  -webkit-mask-image:none;mask-image:none;
}
.hero__collage .hero__card{box-shadow:0 20px 44px -22px rgba(24,19,12,.3)}
.hero__collage .hero__card img{filter:none}
.hero__corner--bl .hero__sub{
  font-size:clamp(12px,1.05vw,13.5px);line-height:1.75;color:var(--ink-70);margin:0 0 clamp(14px,1.8vw,20px);
}
.hero__corner--bl .hero__sub b{color:var(--ink);font-weight:700}
.hero__corner--bl .hero__cta{display:flex;gap:10px;flex-wrap:wrap}
.hero__foot{
  position:absolute;left:0;right:0;bottom:0;z-index:7;
  display:flex;align-items:flex-end;justify-content:space-between;
  margin:0 var(--pad);
  padding:0 0 clamp(16px,2.2vh,26px);
  border-top:1px solid rgba(23,20,15,.1);
}
@media (max-width:1100px){
  .hero__vert{display:none}
  .hero__corner--bl{max-width:min(30ch,44vw)}
  .hero__collage{width:min(50vw,480px);height:min(46vh,420px);top:46%}
}
/* 矮屏：两行大字 + 一列副标题放不下时，整体收一档，保证不叠 */
@media (max-height:800px) and (min-width:861px){
  .hero__big--top{font-size:clamp(34px,5.6vw,78px);top:clamp(134px,18vh,172px)}
  .hero__big--mid{font-size:clamp(38px,6.4vw,92px);top:clamp(222px,28vh,300px)}
  .hero__hello{font-size:clamp(14px,1.5vw,18px);margin-bottom:clamp(10px,1.4vw,16px)}
  .hero__corner--bl{bottom:clamp(74px,10vh,110px)}
  .hero__corner--bl .hero__sub{font-size:12px;line-height:1.6;margin-bottom:clamp(10px,1.2vw,14px)}
  .hero__star{width:clamp(26px,2.9vw,42px);height:clamp(26px,2.9vw,42px)}
}
@media (max-width:860px){
  .hero{min-height:auto;padding:clamp(70px,12vh,110px) var(--pad) 40px;display:flex;flex-direction:column;gap:26px}
  .hero::after{display:none}
  .hero__corner{position:static;max-width:none}
  .hero__corner--tl{order:1}
  .hero__big--top{order:2;position:static;font-size:clamp(34px,10vw,52px)}
  .hero__corner--tr{display:none}
  .hero{height:auto;min-height:0;display:block;padding-bottom:26px}
  .hero__left{
    position:static;transform:none;width:100%;
    display:flex;flex-direction:column;order:1;
  }
  .hero__left > .hero__big--top{margin-top:18px}
  .hero__left > .hero__big--mid{margin-top:6px}
  .hero__left > .hero__corner--bl{margin-top:22px}
  .hero__foot{position:static;margin-top:26px}
  .hero__btn{white-space:nowrap}
  .hero__big--mid{order:2;position:static;font-size:clamp(38px,11vw,60px);justify-content:flex-start;margin-top:6px}
  .hero__hello{order:3;position:static;transform:none;margin:4px 0 0}
  .hero__collage{order:4;position:relative;left:auto;top:auto;transform:none;width:100%;height:min(92vw,450px);margin:6px 0 26px}
  .hero__collage .hero__deck{display:block}
  .hero__corner--bl{order:6}
  .hero__corner--br{order:7}
  .hero__foot{position:static;order:8;margin:0;padding:18px 0 0;border-top:1px solid rgba(23,20,15,.1);display:block}
  .hero__scroll{margin-top:14px;justify-content:flex-start}
  .hero__meta{justify-content:flex-start}
  .hero__blob{width:min(52vw,230px);height:min(52vw,230px)}
}