/* NOVOCANVO — shared stylesheet
   Palette: two themes on one set of tokens. Ink = graphite (default), Paper = newsprint. */

*{box-sizing:border-box;margin:0;padding:0}

:root{
  --bg:#242628;
  --bg-2:#2b2d30;
  --panel:#303335;
  --line:rgba(255,255,255,.21);
  --line-2:rgba(255,255,255,.42);
  --fg:#ecebe7;
  --muted:#b0b0ae;
  --muted-2:#8b8c8a;
  --serif:Georgia,"Iowan Old Style","Palatino Linotype","Book Antiqua",serif;
  --sans:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}
html[data-theme="paper"]{
  --bg:#d9d7d1; --bg-2:#cfcdc7; --panel:#e5e3dd;
  --line:rgba(0,0,0,.20); --line-2:rgba(0,0,0,.40);
  --fg:#1b1c1d; --muted:#4f504e; --muted-2:#6e6f6d;
}

html{-webkit-text-size-adjust:100%}
body{
  background:var(--bg); color:var(--fg); font-family:var(--sans);
  font-size:16px; line-height:1.62; -webkit-font-smoothing:antialiased;
  transition:background-color .25s,color .25s;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 32px}
h1,h2,h3{font-family:var(--serif);font-weight:400;letter-spacing:-.012em;line-height:1.1}
h1{font-size:clamp(31px,4.4vw,54px)}
h2{font-size:clamp(22px,2.7vw,32px)}
h3{font-size:19px;line-height:1.25}
.label{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2)}
.lede{font-size:17px;color:var(--muted);max-width:32em}
.muted{color:var(--muted)}
.small{font-size:14.5px}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line);
  background:rgba(36,38,40,.86);backdrop-filter:blur(12px)}
html[data-theme="paper"] .nav{background:rgba(217,215,209,.88)}
.nav-in{display:flex;align-items:center;gap:30px;height:66px}
.brand{font-family:var(--serif);font-size:19px;letter-spacing:.16em;white-space:nowrap}
.nav nav{margin-left:auto;display:flex;gap:26px}
.nav nav a{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);
  padding:4px 0;border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.nav nav a:hover{color:var(--fg)}
.nav nav a[aria-current="page"]{color:var(--fg);border-bottom-color:var(--line-2)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;line-height:1;
  padding:13px 22px;border:1px solid var(--line-2);transition:background .2s,color .2s,border-color .2s}
.btn-solid{background:var(--fg);color:var(--bg);border-color:var(--fg);font-weight:600}
.btn-solid:hover{background:transparent;color:var(--fg)}
html[data-theme="paper"] .btn-solid{background:#1f2021;color:#f3f2ed;border-color:#1f2021}
html[data-theme="paper"] .btn-solid:hover{background:transparent;color:#1f2021}
.btn-ghost{color:var(--fg)}
.btn-ghost:hover{border-color:var(--fg)}
.nav .btn{padding:10px 18px;font-size:12.5px}
.arrow{font-size:12.5px;letter-spacing:.13em;text-transform:uppercase;
  border-bottom:1px solid var(--line-2);padding-bottom:3px}
.arrow:hover{border-bottom-color:var(--fg)}

/* ---------- hero ---------- */
.hero{display:grid;grid-template-columns:1.03fr .97fr;gap:68px;align-items:center;
  padding:80px 0 68px}
.hero h1{margin:18px 0 22px;max-width:15em}
.hero-cta{display:flex;flex-wrap:wrap;align-items:center;gap:20px;margin-top:34px}
.hero-media img{width:100%;height:min(58vh,440px);object-fit:cover;object-position:38% 55%;
  filter:grayscale(1) brightness(.9) contrast(1.1)}
.cap{font-size:12px;color:var(--muted-2);margin-top:12px}

.facts{display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.facts div{padding:24px 26px;border-left:1px solid var(--line)}
.facts div:first-child{border-left:none;padding-left:0}
.facts b{display:block;font-family:var(--serif);font-size:19px;font-weight:400}
.facts span{font-size:10.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted-2)}

/* ---------- sections ---------- */
section{padding:78px 0}
.shead{display:flex;justify-content:space-between;align-items:baseline;gap:32px;margin-bottom:14px}
.shead .label{margin-bottom:14px}
.sintro{max-width:44em;color:var(--muted);margin:14px 0 40px}

/* list-rows instead of cards: hairline separators, no boxes */
.rows{border-top:1px solid var(--line)}
.row{display:grid;grid-template-columns:1.15fr 1.5fr .9fr auto;gap:30px;align-items:center;
  padding:24px 0;border-bottom:1px solid var(--line)}
.row .rn{font-family:var(--serif);font-size:21px}
.row .rsub{font-size:11px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted-2);margin-top:7px}
.row .rdesc{font-size:14.5px;color:var(--muted)}
.row .rmeta{font-size:13.5px;color:var(--muted);white-space:nowrap;text-align:right}
.row a.go{font-size:12px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);
  border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.row:hover a.go,.row a.go:hover{color:var(--fg);border-bottom-color:var(--line-2)}
.row:hover .rn{color:#fff}
html[data-theme="paper"] .row:hover .rn{color:#000}

/* ---------- two-column text block ---------- */
.duo{display:grid;grid-template-columns:1.25fr .75fr;gap:64px}
.duo p+p{margin-top:16px}
.duo .label{margin-bottom:16px}
.checks{list-style:none;border-top:1px solid var(--line)}
.checks li{padding:14px 0;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--muted)}
.checks b{color:var(--fg);font-weight:600}

/* ---------- cta band ---------- */
.cta-band{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:66px 0}
.cta-band h2{max-width:24em}
.cta-band .hero-cta{margin-top:28px}

/* ---------- page header (subpages) ---------- */
.phead{border-bottom:1px solid var(--line);padding:76px 0 54px}
.phead h1{font-size:clamp(28px,3.6vw,44px);margin:16px 0 18px;max-width:20em}

/* ---------- composition chips ---------- */
.chips{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line)}
.chips div{padding:26px 22px;border-left:1px solid var(--line)}
.chips div:first-child{border-left:none}
.chips b{display:block;font-family:var(--serif);font-size:32px;font-weight:400;line-height:1}
.chips span{display:block;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted-2);margin-top:10px}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:36px}
.steps .n{font-size:10.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted-2)}
.steps h3{margin:12px 0 10px}
.steps p{font-size:14.5px;color:var(--muted)}

/* ---------- tables ---------- */
table{width:100%;border-collapse:collapse;font-size:14.5px}
th,td{text-align:left;padding:17px 20px;border-bottom:1px solid var(--line)}
th{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);font-weight:500}
td{color:var(--muted)}
td:first-child{color:var(--fg)}
tbody tr:last-child td{border-bottom:none}
.spec td:last-child{font-family:var(--serif);font-size:16px;color:var(--fg)}
.spec td:first-child{width:200px;font-size:12.5px;letter-spacing:.05em;color:var(--muted-2)}

/* ---------- product block (range page) ---------- */
.prod{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:center;
  padding:48px 0;border-bottom:1px solid var(--line)}
.prod:last-of-type{border-bottom:none}
.prod img{width:100%;height:260px;object-fit:cover;object-position:34% 52%;
  filter:grayscale(1) brightness(.92) contrast(1.12)}
.prod h3{font-size:24px}
.prod .best{font-size:14.5px;margin-top:16px}
.prod .best span{display:block;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted-2);margin-bottom:6px}

/* ---------- person ---------- */
.person{border-top:1px solid var(--line);padding-top:26px}
.person .who{font-family:var(--serif);font-size:26px}
.person .role{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);margin-top:8px}
.person dl{margin-top:24px;border-top:1px solid var(--line)}
.person dl div{display:flex;justify-content:space-between;gap:20px;padding:13px 0;
  border-bottom:1px solid var(--line);font-size:14.5px}
.person dt{color:var(--muted-2);font-size:12.5px}
.person dd a{border-bottom:1px solid var(--line-2)}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:56px 0 66px}
.foot{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:44px}
.foot .brand{font-size:18px}
.foot p,.foot a{font-size:14px;color:var(--muted)}
.foot a:hover{color:var(--fg)}
.foot h4{font-size:10.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted-2);
  font-weight:500;margin-bottom:14px;font-family:var(--sans)}
.foot ul{list-style:none}
.foot li{margin-bottom:9px}
.fine{font-size:11.5px;color:var(--muted-2);line-height:1.8;margin-top:44px;
  border-top:1px solid var(--line);padding-top:24px;max-width:80em}
.tgl{background:none;border:none;padding:0;font:inherit;font-size:10.5px;letter-spacing:.15em;
  text-transform:uppercase;color:var(--muted-2);cursor:pointer}
.tgl:hover{color:var(--fg)}

@media(max-width:900px){
  .wrap{padding:0 22px}
  .nav nav{display:none}
  .hero{grid-template-columns:1fr;gap:38px;padding:52px 0 46px}
  .hero-media img{height:300px}
  .facts{grid-template-columns:repeat(2,1fr)}
  .facts div{border-left:none;padding:20px 0}
  .facts div:nth-child(even){padding-left:20px;border-left:1px solid var(--line)}
  .row{grid-template-columns:1fr;gap:8px;padding:22px 0}
  .row .rmeta{white-space:normal}
  .duo,.prod,.foot{grid-template-columns:1fr;gap:32px}
  .chips{grid-template-columns:repeat(2,1fr)}
  .chips div:nth-child(odd){border-left:none}
  .steps{grid-template-columns:1fr;gap:26px}
  section{padding:56px 0}
  .phead{padding:56px 0 40px}
  .prod img{height:220px}
}


/* ---------- v4 主页骨架：居中标题 + 通栏图（向右渐隐到深色）+ 两栏入口 ---------- */
.hero-c{text-align:center;padding:72px 0 58px;border-bottom:1px solid var(--line)}
.hero-c .label{display:block;margin-bottom:16px}
.hero-c h1{margin:0 auto 20px;max-width:22em}
.hero-c .lede{margin:0 auto;max-width:46em}

.band-full{position:relative;width:100%;height:min(64vh,540px);overflow:hidden;
  border-bottom:1px solid var(--line);background:var(--bg)}
.band-full>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  object-position:34% 55%;filter:grayscale(1) brightness(.95) contrast(1.12);
  -webkit-mask-image:linear-gradient(90deg,#000 0%,#000 40%,rgba(0,0,0,.35) 66%,transparent 88%);
          mask-image:linear-gradient(90deg,#000 0%,#000 40%,rgba(0,0,0,.35) 66%,transparent 88%)}
.band-full .veil{position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(90deg,rgba(36,38,40,0) 28%,rgba(36,38,40,.88) 72%,#262728 100%)}
html[data-theme="paper"] .band-full .veil{
  background:linear-gradient(90deg,rgba(36,38,40,0) 28%,rgba(36,38,40,.88) 72%,#262728 100%)}
.band-full .inner{position:relative;height:100%;max-width:1120px;margin:0 auto;padding:0 32px;
  display:flex;align-items:center;justify-content:flex-end}
.band-full .panel{max-width:432px;border:1px solid var(--line-2);padding:30px 32px;
  background:rgba(36,38,40,.42)}
html[data-theme="paper"] .band-full .panel{background:rgba(217,215,209,.46)}
.band-full .panel h2{font-size:clamp(20px,2.2vw,26px)}
.band-full .panel p{color:var(--muted);font-size:14.5px;margin-top:14px}
.band-full .panel .btn{margin-top:24px}

.twoup{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line)}
.twoup a{display:block;padding:52px 34px 54px;border-left:1px solid var(--line)}
.twoup a:first-child{border-left:none;padding-left:0}
.twoup .big{font-family:var(--serif);font-size:clamp(23px,2.7vw,31px);line-height:1.15}
.twoup .sm{font-size:13.5px;color:var(--muted);margin-top:12px;max-width:26em}
.twoup a:hover .big{color:#fff}
html[data-theme="paper"] .twoup a:hover .big{color:#000}

@media(max-width:900px){
  .band-full{height:min(72vh,520px)}
  .band-full>img{
    -webkit-mask-image:linear-gradient(180deg,#000 34%,transparent 88%);
            mask-image:linear-gradient(180deg,#000 34%,transparent 88%)}
  .band-full .veil{background:linear-gradient(180deg,rgba(36,38,40,.15) 18%,rgba(36,38,40,.94) 66%)}
  html[data-theme="paper"] .band-full .veil{
    background:linear-gradient(180deg,rgba(217,215,209,.15) 18%,rgba(217,215,209,.94) 66%)}
  .band-full .inner{align-items:flex-end;padding-bottom:32px}
  .band-full .panel{padding:22px 20px;max-width:none}
  .hero-c{padding:52px 0 42px}
  .twoup{grid-template-columns:1fr}
  .twoup a{border-left:none;padding:34px 0}
}


/* ---------- Team 页 ---------- */
.hero-c .label+.h1gap{margin-top:0}
.tnote{font-size:12px;color:var(--muted-2);margin-top:18px}

/* 图标 + 文字：为什么这支队重要 */
.icons2{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.icons2>div{background:var(--bg);padding:32px 26px}
.icons2 svg{width:24px;height:24px;stroke:var(--muted);stroke-width:1.15;fill:none;
  stroke-linecap:round;stroke-linejoin:round}
.icons2 b{display:block;margin:16px 0 9px;font-size:14.5px;font-weight:600}
.icons2 p{font-size:13.5px;color:var(--muted)}

/* 通栏里的文字：不加框、不从面板里出来 */
.words-plain{max-width:398px}
.words-plain h2{font-size:clamp(21px,2.4vw,28px)}
.words-plain p{color:var(--muted);font-size:14.5px;margin-top:14px}
.words-plain .arrow{display:inline-block;margin-top:22px}

/* 图片占位块（斜线，待换真照片） */
.ph{position:relative;background:var(--bg-2);border:1px solid var(--line);overflow:hidden}
.ph::before{content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(135deg,transparent 0 13px,rgba(255,255,255,.09) 13px 14px)}
html[data-theme="paper"] .ph::before{
  background:repeating-linear-gradient(135deg,transparent 0 13px,rgba(0,0,0,.09) 13px 14px)}
.ph .note{position:absolute;left:14px;bottom:12px;font-size:10.5px;letter-spacing:.13em;
  text-transform:uppercase;color:var(--muted-2)}
.band-full .ph-fade{position:absolute;inset:0;width:100%;height:100%;border:none;
  -webkit-mask-image:linear-gradient(90deg,#000 0%,#000 40%,rgba(0,0,0,.35) 66%,transparent 88%);
          mask-image:linear-gradient(90deg,#000 0%,#000 40%,rgba(0,0,0,.35) 66%,transparent 88%)}

/* 成员：照片与文字左右交替（按手绘稿的错位排布） */
.member{display:grid;grid-template-columns:.4fr .6fr;gap:48px;align-items:center;
  padding:56px 0;border-bottom:1px solid var(--line)}
.member:last-of-type{border-bottom:none}
.member.rev .ph{order:2}
.member.rev .txt{order:1}
.member .ph{aspect-ratio:4/5;width:100%}
.member h3{font-size:22px}
.member .role{font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted-2);margin-top:9px}
.member .desc{color:var(--muted);font-size:14.5px;margin-top:20px;max-width:34em}

@media(max-width:900px){
  .icons2{grid-template-columns:1fr}
  .member{grid-template-columns:1fr;gap:26px;padding:40px 0}
  .member.rev .ph,.member.rev .txt{order:0}
  .member .ph{aspect-ratio:3/2}
  .band-full .ph-fade{
    -webkit-mask-image:linear-gradient(180deg,#000 34%,transparent 88%);
            mask-image:linear-gradient(180deg,#000 34%,transparent 88%)}
}


/* ---------- Brochure 式排版（产品页） ---------- */
.blk{border-top:1px solid var(--line);margin-top:56px;padding-top:26px}
.blk>.label{display:block;margin-bottom:22px}
.blk .note{color:var(--muted);font-size:14.5px;max-width:52em;margin-bottom:22px}

.bl{list-style:none;max-width:64em}
.bl li{padding:13px 0;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--muted)}
.bl li:last-child{border-bottom:none}
.bl li b{color:var(--fg);font-weight:600}

.pcard{border:1px solid var(--line);border-left:2px solid var(--muted-2);
  padding:26px 28px 22px;margin-bottom:22px}
.pcard .head{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;
  padding-bottom:18px;border-bottom:1px solid var(--line)}
.pcard .head h3{font-size:21px}
.pcard .head .sub{font-size:11px;letter-spacing:.13em;text-transform:uppercase;
  color:var(--muted-2);margin-top:7px}
.pcard .badge{font-size:10px;letter-spacing:.14em;text-transform:uppercase;white-space:nowrap;
  border:1px solid var(--line-2);padding:6px 11px;color:var(--fg)}
.pcard .body{display:grid;grid-template-columns:.72fr 1.28fr;gap:32px;padding-top:22px;
  align-items:start}
.pcard .body .im{height:214px;background-repeat:no-repeat;background-size:190% auto;
  background-position:18% 52%;filter:grayscale(1) brightness(.92) contrast(1.12)}
.pcard table{font-size:14px}
.pcard th,.pcard td{padding:12px 0}
.pcard td:first-child{width:104px;font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;
  color:var(--muted-2)}
.pcard td:last-child{color:var(--muted)}
.pcard tr:last-child td{border-bottom:none}
.pcard tr.bestrow td:last-child{font-family:var(--serif);font-size:16px;color:var(--fg)}

@media(max-width:900px){
  .pcard .body{grid-template-columns:1fr;gap:20px}
  .pcard .body img{height:180px}
  .pcard{padding:20px 18px 16px}
  .pcard .head{flex-direction:column;gap:12px}
  .blk{margin-top:44px}
}


/* ================= 导航：品牌顶到最左、链接顶到最右 ================= */
.nav .nav-in{max-width:none;padding-left:34px;padding-right:34px}
.nav nav{gap:30px}
.nav .brand{letter-spacing:.17em}

/* ================= 开场动画 ================= */
.intro{position:fixed;inset:0;z-index:200;display:flex;overflow:hidden}
.intro.gone{display:none}
.half{position:relative;width:50%;height:100%;background:var(--bg);
  display:flex;align-items:center;transition:transform 1s cubic-bezier(.76,0,.24,1)}
.half.l{justify-content:flex-end}
.half.r{justify-content:flex-start}
.intro.open .half.l{transform:translateX(-100%)}
.intro.open .half.r{transform:translateX(100%)}
.half .mark{font-family:var(--serif);color:var(--fg);white-space:nowrap;
  font-size:clamp(26px,5vw,62px);letter-spacing:.2em;position:absolute;line-height:1}
.half.l .mark{right:0;text-align:right}
.half.l .mark.en{margin-right:-.2em}
.half.r .mark{left:0;margin-left:0}
.half .en{animation:introIn .8s ease, introOut .55s ease forwards;animation-delay:0s,1.15s}
.half .alt{opacity:0;animation:introSwap .8s ease forwards;animation-delay:1.55s}
.intro.skip .half .mark{animation-delay:0s,0s}
.half.l .zh{--shift:-15px}
.half.r .alt{--shift:13px}
@keyframes introIn{from{opacity:0;filter:blur(9px);letter-spacing:.42em}to{opacity:1;filter:blur(0);letter-spacing:.2em}}
@keyframes introOut{to{opacity:0;filter:blur(7px)}}
@keyframes introSwap{from{opacity:0;filter:blur(7px);transform:translateX(0)}
  to{opacity:1;filter:blur(0);transform:translateX(var(--shift,0))}}
.half .zh{writing-mode:vertical-rl;font-size:clamp(30px,4.4vw,58px);letter-spacing:.16em;
  font-family:"Source Han Serif SC","Noto Serif CJK SC","Songti SC",SimSun,var(--serif)}
.ink{position:absolute;left:50%;top:50%;width:52vmin;height:52vmin;margin:-26vmin 0 0 -26vmin;
  border-radius:50%;pointer-events:none;opacity:0;transform:scale(.12);
  background:radial-gradient(circle,rgba(255,255,255,.13) 0%,rgba(255,255,255,.07) 42%,
    rgba(255,255,255,.03) 58%,transparent 72%);
  filter:blur(5px);animation:inkSweep 1.7s cubic-bezier(.3,.7,.2,1) 1.5s forwards}
@keyframes inkSweep{0%{opacity:0;transform:scale(.12)}25%{opacity:1}100%{opacity:0;transform:scale(3.4)}}
.intro .skipbar{position:absolute;right:34px;bottom:26px;font-size:10.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted-2);cursor:pointer}

/* ================= 固定工厂背景 + 滚动 banner ================= */
.stage{position:relative;--fg:#ecebe7;--muted:#b3b2ae;--muted-2:#8b8c8a;
  --line:rgba(255,255,255,.22);--line-2:rgba(255,255,255,.42)}
.bglayer{position:sticky;top:0;height:100vh;overflow:hidden;z-index:0;background:#111}
.bglayer .bg{position:absolute;inset:0;background-size:cover;background-position:center;
  filter:grayscale(1) brightness(.46) contrast(1.06);opacity:0;transition:opacity 1s ease}
.bglayer .bg.on{opacity:1}
.bglayer::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,21,22,.55),rgba(20,21,22,.28) 45%,rgba(20,21,22,.62))}
.banners{position:relative;z-index:1;margin-top:-100vh}
.banner{min-height:78vh;display:flex;align-items:center}
.banner:first-child{min-height:100vh;position:relative}
.banner .inner{max-width:1120px;margin:0 auto;padding:0 34px;width:100%}
.banner .mid{text-align:center;max-width:52em;margin:0 auto}
.banner .duo2{display:grid;grid-template-columns:.72fr 1.28fr;gap:56px;align-items:start}
.banner h1{font-size:clamp(32px,5vw,62px);letter-spacing:.01em}
.banner h2{font-size:clamp(22px,2.9vw,36px)}
.banner .p{color:var(--muted);font-size:15.5px}
.banner .p+.p{margin-top:14px}
.banner .label{color:var(--muted-2)}
.banner .arrow{display:inline-block;margin-top:26px;color:var(--fg);
  border-bottom:1px solid var(--line-2);font-size:12.5px;letter-spacing:.13em;text-transform:uppercase;
  padding-bottom:3px}
.banner .sells{margin-top:6px;border-top:1px solid var(--line)}
.banner .sells div{display:flex;justify-content:space-between;gap:24px;padding:15px 0;
  border-bottom:1px solid var(--line);font-size:14.5px;color:var(--muted)}
.banner .sells b{font-family:var(--serif);font-size:17px;color:var(--fg);font-weight:400}
.stage .dots{display:flex;gap:8px;margin-top:34px}
.stage .dots i{width:22px;height:2px;background:var(--line-2);display:block;opacity:.4}
.stage .dots i.on{opacity:1;background:var(--fg)}

/* ================= Gallery 占位网格 ================= */
.galgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px}
.galcell{border:1px solid var(--line);aspect-ratio:4/5;position:relative;background:var(--bg-2);overflow:hidden}
.galcell::before{content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(135deg,transparent 0 13px,rgba(255,255,255,.08) 13px 14px)}
html[data-theme="paper"] .galcell::before{
  background:repeating-linear-gradient(135deg,transparent 0 13px,rgba(0,0,0,.08) 13px 14px)}
.galcell .cap{position:absolute;left:12px;right:12px;bottom:11px;font-size:11px;color:var(--muted-2)}

@media(max-width:900px){
  .banner .duo2{grid-template-columns:1fr;gap:20px}
  .banner .inner{padding:0 22px}
  .nav .nav-in{padding-left:20px;padding-right:20px}
  .nav nav{gap:16px}
  .galgrid{grid-template-columns:repeat(2,1fr);gap:12px}
  .half .mark{letter-spacing:.12em;font-size:clamp(20px,7vw,34px)}
  .intro .skipbar{right:20px}
}

body.intro-lock{overflow:hidden}

/* ---------- 首屏 impact 行 + 下滑箭头 ---------- */
.banner .impact{font-size:clamp(17px,1.6vw,21px);color:var(--fg);font-family:var(--serif);
  letter-spacing:.02em}
.scrolldown{position:fixed;left:50%;bottom:4.5vh;transform:translateX(-50%);z-index:5;
  opacity:1;transition:opacity .4s ease;
  display:flex;flex-direction:column;align-items:center;gap:9px;
  font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted-2)}
.scrolldown svg{width:20px;height:20px;stroke:currentColor;stroke-width:1.3;fill:none;
  stroke-linecap:round;stroke-linejoin:round;animation:bob 2.4s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0);opacity:.55}50%{transform:translateY(7px);opacity:1}}
@media(max-width:900px){
  .banner{min-height:72vh}
  .scrolldown{bottom:4vh}
}

/* ---------- 首屏：主次与上移 ---------- */
.banner h1{color:#dcdad4}
.banner .impact{color:var(--muted)}
.banner:first-child .inner{transform:translateY(-4vh)}
.scrolldown.hide,body.past-stage .scrolldown{opacity:0;pointer-events:none}

/* ---------- 页脚重排：左侧更宽、右侧两栏靠拢并右移 ---------- */
footer .wrap{max-width:1340px}
.foot{display:flex;justify-content:space-between;align-items:flex-start;gap:56px}
.fbrand{max-width:42em}
.fbrand .fdesc{color:var(--muted);font-size:14px;margin-top:15px;line-height:1.72}
.fright{display:flex;gap:52px;flex-shrink:0}
.foot h4{margin-bottom:14px}
.foot .soon{font-style:normal;font-size:11px;color:var(--muted-2)}
@media(max-width:900px){
  .foot{flex-direction:column;gap:34px}
  .fright{gap:40px}
  .banner:first-child .inner{transform:none}
}

.foot .fright span{color:var(--muted)}

/* 页脚段落：一句一行，不要从句子中间断开 */
.fbrand .fdesc{font-size:14px;color:var(--muted);margin-top:9px;line-height:1.65}
.fbrand .fdesc + .fdesc{margin-top:6px}
.copyid{cursor:pointer;border-bottom:1px dotted var(--line-2)}

/* ---------- 联系方式图标 + 反色色带（产品页交叉配色） ---------- */
.foot .contact-list li{display:flex;align-items:center;gap:9px;margin-bottom:11px}
.foot .contact-list a{display:inline-flex;align-items:center;gap:9px}
.ico{width:14px;height:14px;flex:0 0 14px;fill:currentColor;opacity:.85}

/* 浅色内容：报纸纸色的"浮起纸片"，压深色底上 */
.inv{background:#d9d7d1;color:#1b1c1d;
  --bg:#d9d7d1;--bg-2:#cfcdc7;--panel:#e5e3dd;
  --line:rgba(0,0,0,.20);--line-2:rgba(0,0,0,.40);
  --fg:#1b1c1d;--muted:#4f504e;--muted-2:#6e6f6d}
.bandpad{padding:74px 0}
.inv .pcard .body .im{filter:grayscale(1) contrast(1.06) brightness(1.03)}
.inv .pcard{border-color:rgba(0,0,0,.22);border-left-color:rgba(0,0,0,.55)}
/* 浮起纸片：四周留出深色背景 + 投影 */
section.inv{max-width:min(1200px,calc(100% - 104px));margin:60px auto;padding:58px 0;
  border:1px solid rgba(255,255,255,.07);
  box-shadow:
    0 1px 0 rgba(255,255,255,.16) inset,
    0 5px 10px rgba(0,0,0,.42),
    0 22px 38px rgba(0,0,0,.46),
    0 54px 100px rgba(0,0,0,.62)}
section.inv.bandpad{padding:58px 0}
html[data-theme="paper"] section.inv{border-color:rgba(0,0,0,.15);
  box-shadow:0 1px 0 rgba(255,255,255,.5) inset,0 5px 10px rgba(0,0,0,.22),
    0 22px 38px rgba(0,0,0,.26),0 54px 100px rgba(0,0,0,.34)}
@media(max-width:900px){
  section.inv{max-width:calc(100% - 32px);margin:30px auto;padding:38px 0}
}

/* 关键词条：只有词，解释点开才出 */
.kw{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);
  border-left:1px solid var(--line);margin-top:34px}
.kw details{border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.kw summary{list-style:none;cursor:pointer;padding:17px 18px;font-size:14px;
  display:flex;align-items:center;justify-content:space-between;gap:14px}
.kw summary::-webkit-details-marker{display:none}
.kw summary i{position:relative;width:10px;height:10px;flex:0 0 10px;opacity:.65}
.kw summary i::before,.kw summary i::after{content:"";position:absolute;background:currentColor}
.kw summary i::before{left:0;top:4.5px;width:10px;height:1px}
.kw summary i::after{left:4.5px;top:0;width:1px;height:10px;transition:transform .18s}
.kw details[open] summary i::after{transform:scaleY(0)}
.kw details[open] summary{font-weight:600}
.kw details p{padding:0 18px 18px;margin:0;font-size:13px;color:var(--muted);line-height:1.6}
@media(max-width:900px){
  .kw{grid-template-columns:repeat(2,1fr)}
  .bandpad{padding:52px 0}
}

/* ---------- 深色底上的"框"：加厚 + 提亮 ---------- */
.chips{border-width:2px}
.chips div{border-left-width:2px}
.facts{border-top-width:2px;border-bottom-width:2px}
.facts div{border-left-width:2px}
.icons2{gap:2px;border-top-width:2px;border-bottom-width:2px}
.kw{border-top-width:2px;border-left-width:2px}
.kw details{border-right-width:2px;border-bottom-width:2px}
.pcard{border-width:2px;border-left-width:3px}
.galcell{border-width:2px}
.docs,.person{border-width:2px}
.docs a{border-bottom-width:1px}
.steps .n{letter-spacing:.16em}
th,td{border-bottom-color:var(--line)}

/* ---------- 语言切换按钮 ---------- */
.langbtn{background:none;border:1px solid var(--line-2);color:var(--muted);font:inherit;
  font-size:11px;letter-spacing:.14em;padding:8px 11px;cursor:pointer;
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.langbtn:hover{border-color:var(--fg);color:var(--fg)}
.langbtn [data-l]{opacity:.42;transition:opacity .2s,color .2s}
.langbtn [data-l].on{opacity:1;color:var(--fg)}
.langbtn .sep{opacity:.3}

/* ---------- 中文标题拉开字距（油画布 → 油 画 布） ---------- */
html[data-lang="zh"] h1[data-zh]{letter-spacing:.2em}
html[data-lang="zh"] h2[data-zh]{letter-spacing:.08em}
html[data-lang="zh"] [data-zh].impact{letter-spacing:.06em}

/* ---------- 照片带上的文字：永远用浅色（深色照片 + 深色遮罩，切 Paper 也不能变黑） ---------- */
.band-full{color:#ecebe7;--fg:#ecebe7;--muted:#b3b2ae;--muted-2:#8b8c8a;
  --line:rgba(255,255,255,.22);--line-2:rgba(255,255,255,.42)}
.band-full .words-plain h2{color:#ecebe7}
.band-full .words-plain p{color:#b3b2ae}

/* 滚动提示在深色照片上，字色写死，不随主题变 */
.scrolldown{color:#a9a8a4}

/* ---------- nav logo：CANVO 用反白块（框内填字色、字用底色） ---------- */
.brand b{background:var(--fg);color:var(--bg);font-weight:400;
  padding:.06em .30em .14em;margin-left:.14em;letter-spacing:.1em}
html[data-lang="zh"] .brand,.langbtn{letter-spacing:normal}

/* ---------- 数字用"齐线数字"字体（Georgia 是旧式数字，3/4 会下沉、8 上浮） ---------- */
.sells b,.spec td,.chips b,.facts b,.rmeta,.badge,.fine,.cap,.step .n,.pcard h3,.row .rn{
  font-family:Cambria,"Palatino Linotype","Book Antiqua",Georgia,serif;
  font-variant-numeric:lining-nums;
  font-feature-settings:"lnum" 1;
}

/* ---------- 通栏背景图（替代斜线占位） ---------- */
.band-full .ph-fade.bgimg{background-size:cover;background-position:36% 42%;
  filter:grayscale(1) brightness(.52) contrast(1.08)}
.band-full .ph-fade.bgimg::before{display:none}
.galnote{max-width:44em;border-top:1px solid var(--line);padding-top:26px;margin-top:22px}
.galnote .muted + .muted{margin-top:14px}

/* ---------- 移动端：汉堡 + 半页抽屉 ---------- */
.burger{display:none;flex-direction:column;justify-content:center;gap:4px;
  width:34px;height:32px;padding:0;border:1px solid var(--line-2);background:none;cursor:pointer}
.burger span{display:block;width:15px;height:1.5px;background:var(--fg);margin:0 auto}
.burger:hover{border-color:var(--fg)}
.drawer,.scrim{display:none}

@media(max-width:900px){
  .langbtn{margin-left:auto}
  .burger{display:flex;margin-left:14px}
  .drawer{display:block;position:fixed;top:0;right:0;width:62%;height:100%;
    background:var(--bg-2);border-left:1px solid var(--line);z-index:60;
    transform:translateX(100%);transition:transform .3s cubic-bezier(.4,0,.2,1);
    padding:88px 26px 30px;overflow-y:auto}
  .drawer.open{transform:none}
  .drawer-nav{display:flex;flex-direction:column}
  .drawer-nav a{font-family:var(--serif);font-size:22px;padding:17px 0;
    border-bottom:1px solid var(--line);letter-spacing:.02em}
  .drawer-nav a:active{color:var(--muted)}
  .scrim{display:block;position:fixed;inset:0;z-index:55;background:rgba(0,0,0,.5);
    opacity:0;pointer-events:none;transition:opacity .3s}
  .scrim.open{opacity:1;pointer-events:auto}
  body.menu-open{overflow:hidden}
  .drawer .drawer-foot{margin-top:26px;display:flex;justify-content:flex-end}
}