/* ==========================================================================
   YOOAN About v2 — 2026-09-20
   参考 Floema About 的节奏：居中宣言 + 漂浮图片 → 大段落叙事 → 滚动放大影片
   → 步骤切换 → 强调色横向时间轴。只在 /about/ 加载，叠加在 about.css 之上。
   ========================================================================== */
body.ya-about{--yab-accent:#F4C35A;--yab-paper:#F3EEDD;--yab-radius:18px}

/* ---------- 占位标记：仅登录后台时可见 ---------- */
body.logged-in .yab-ph{outline:1.5px dashed #E4572E;outline-offset:2px;background:rgba(228,87,46,.1);cursor:help}
body.logged-in .yab [data-ph]{position:relative}
body.logged-in .yab [data-ph]::after{content:attr(data-ph);position:absolute;left:8px;top:8px;z-index:5;max-width:calc(100% - 16px);padding:3px 7px;border-radius:4px;background:#E4572E;color:#fff;font:600 10px/1.3 YAFustat,Arial,sans-serif;letter-spacing:.02em;pointer-events:none}

/* ---------- 00 HERO ---------- */
.yab-hero{position:relative;height:240vh;background:var(--ya-cream);overflow:clip}
.yab-hero__sticky{position:sticky;top:0;height:100vh;display:grid;place-items:center;padding:110px var(--ya-pad) 50px;z-index:2;pointer-events:none}
.yab-hero__sticky a,.yab-hero__sticky button{pointer-events:auto}
.yab-hero__shade{position:absolute;inset:-20%;pointer-events:none;opacity:.5;
  background:
    repeating-linear-gradient(90deg,transparent 0 17%,rgba(14,23,51,.09) 17% 18.4%),
    repeating-linear-gradient(0deg,transparent 0 26%,rgba(14,23,51,.06) 26% 27.6%);
  filter:blur(18px);transform:skewX(-22deg) rotate(-4deg);animation:yabShade 16s ease-in-out infinite alternate}
@keyframes yabShade{to{transform:skewX(-16deg) rotate(-2deg) translateX(4%)}}
.yab-hero__center{position:relative;max-width:800px;display:grid;justify-items:center;gap:22px;text-align:center}
.yab-hero h1{font-size:clamp(36px,4.3vw,68px);line-height:1.02;letter-spacing:-.045em;max-width:12.8em}
.yab-hero h1 span{color:#C9820A}
.yab-mark{display:block;width:1px;height:38px;background:var(--ya-ink);opacity:.4}
.yab-hero__lead{max-width:36em;color:var(--ya-body);font-size:15px}
.yab-hero .ya-actions{margin-top:6px;justify-content:center}
.yab-hero .ya-button{margin-top:0}
.yab-hero__floats{position:absolute;inset:0;z-index:1;pointer-events:none}
.yab-float{position:absolute;left:var(--x);top:var(--y);width:var(--w);margin:0;padding:7px;background:#ECE4CC;box-shadow:0 40px 70px -40px rgba(14,23,51,.45);transform:translate3d(0,calc(var(--yab-p,0) * var(--s) * -1px),0);will-change:transform}
.yab-float img{display:block;width:100%;aspect-ratio:var(--r,4/5);height:auto;object-fit:cover}

/* ---------- 01 STORY ---------- */
.yab-story{background:var(--ya-cream)}
.yab-story__grid{display:grid;grid-template-columns:minmax(0,2.4fr) minmax(220px,1fr);gap:clamp(32px,5vw,90px);align-items:start}
.yab-story__lead{font-family:YASchibsted,YAFustat,Arial,sans-serif;font-size:clamp(30px,3.5vw,58px);line-height:1.06!important;letter-spacing:-.04em;font-weight:450;color:var(--ya-ink)}
.yab-inline-img{float:left;position:relative;width:2.3em;height:2.5em;margin:.14em .4em 0 0;overflow:visible;background:transparent}
.yab-inline-img img{height:100%}
/* 大图滚动收缩进首行：收缩层绝对定位，不影响段落内部断行 */
.yab-story__main{position:relative;--yab-sw:100%;--yab-sh:100%;--yab-so:0px;--yab-sg:0px}
.yab-story__main::before{content:'';display:block;height:var(--yab-sg)}
.yab-shrink{position:absolute;top:var(--yab-so);left:0;width:var(--yab-sw);height:var(--yab-sh);overflow:hidden;background:#d6d0bb;will-change:width,height,top}
.yab-shrink img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .9s ease}
.yab-shrink img.is-on{opacity:1}
.yab-story__side{display:grid;gap:22px;padding-left:24px;border-left:1px solid var(--ya-line);color:var(--ya-body);font-size:14px}
.yab-story__side figure{margin:0;overflow:hidden}
.yab-story__side img{aspect-ratio:4/3;height:auto}
.yab-w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.08em;margin-bottom:-.08em}
.yab-w>span{display:inline-block}
.js-motion .yab-w>span{transform:translateY(105%);transition:transform .8s cubic-bezier(.2,.7,.1,1);transition-delay:calc(min(var(--i),60) * 14ms)}
.js-motion .is-in .yab-w>span{transform:none}
.yab-facts{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin:clamp(70px,9vw,130px) 0 0;padding:0}
.yab-facts div{border-top:1px solid var(--ya-ink);padding-top:16px;display:grid;gap:8px}
.yab-facts dt{font-size:11px;font-weight:650;letter-spacing:.14em;text-transform:uppercase;color:var(--ya-muted)}
.yab-facts dd{margin:0;font-family:YASchibsted,sans-serif;font-size:clamp(36px,3.6vw,60px);font-weight:500;letter-spacing:-.05em;line-height:1}
.yab-facts dd em{font-style:normal;font-size:.45em;letter-spacing:0}
.yab-facts small{color:var(--ya-muted);font-size:13px}

/* ---------- 02 FILM ---------- */
.yab-film{position:relative;height:170vh;background:var(--ya-cream)}
.yab-film__sticky{position:sticky;top:0;height:100vh;overflow:hidden}
.yab-film__frame{position:absolute;inset:0;overflow:hidden;background:#0E1733;clip-path:inset(var(--yab-iy,14%) var(--yab-ix,20%) round var(--yab-ir,18px));will-change:clip-path}
.yab-film__frame img,.yab-film__frame video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(var(--yab-fs,1.12))}
.yab-film__shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,15,34,0) 45%,rgba(9,15,34,.62))}
.yab-film__caption{position:absolute;left:var(--ya-pad);bottom:clamp(28px,5vh,56px);color:var(--ya-cream);font-family:YASchibsted,sans-serif;font-size:clamp(26px,2.8vw,44px);line-height:1.05;letter-spacing:-.04em}
.yab-play{position:absolute;right:var(--ya-pad);bottom:clamp(30px,5vh,58px);display:inline-flex;align-items:center;gap:10px;padding:7px 16px 7px 7px;border:0;border-radius:999px;background:var(--ya-cream);color:var(--ya-ink);font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;cursor:pointer}
.yab-play span{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--ya-ink);color:var(--ya-cream);font-size:10px}
.yab-play:hover span{background:var(--ya-orange);color:var(--ya-ink)}

/* ---------- 04 PROCESS TABS ---------- */
.yab-process{background:var(--yab-paper)}
.yab-process__grid{display:grid;grid-template-columns:minmax(230px,1.05fr) minmax(0,1fr) minmax(0,1.45fr);gap:clamp(24px,4vw,70px);align-items:start}
.yab-process__tabs{display:grid;gap:4px}
.yab-process__tabs button{display:flex;align-items:center;gap:0;padding:2px 0;border:0;background:none;text-align:left;cursor:pointer;font-family:YASchibsted,sans-serif;font-size:clamp(28px,2.8vw,46px);font-weight:500;letter-spacing:-.045em;line-height:1.1;color:rgba(14,23,51,.28);transition:color .3s}
.yab-process__tabs button span{display:inline-block;width:0;overflow:hidden;transition:width .35s cubic-bezier(.2,.7,.1,1)}
.yab-process__tabs button:hover{color:rgba(14,23,51,.6)}
.yab-process__tabs button[aria-selected="true"]{color:var(--ya-ink)}
.yab-process__tabs button[aria-selected="true"] span{width:1.2em}
.yab-panel{display:grid;gap:18px;padding-left:22px;border-left:1px solid var(--ya-line);color:var(--ya-body);font-size:16px;animation:yabFade .45s ease both}
.yab-panel[hidden]{display:none}
@keyframes yabFade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.yab-panel__label{font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#7B6B3A}
.yab-panel__receive{display:grid;gap:4px;padding-top:16px;border-top:1px solid var(--ya-line)}
.yab-panel__receive strong{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ya-ink)}
.yab-checks{display:grid;gap:0;margin:0;padding:0;list-style:none;counter-reset:c}
.yab-checks li{display:grid;gap:3px;padding:12px 0;border-top:1px solid var(--ya-line);font-size:14px}
.yab-checks strong{color:var(--ya-ink)}
.yab-process__media{position:relative;aspect-ratio:5/4;overflow:hidden;background:#d6d0bb}
.yab-process__media figure{position:absolute;inset:0;margin:0;opacity:0;clip-path:inset(0 0 100% 0);transition:clip-path .7s cubic-bezier(.2,.7,.1,1),opacity .2s}
.yab-process__media figure.is-active{opacity:1;clip-path:inset(0)}
.yab-process__media img{height:100%}
.yab-process__media figure::after{content:"";position:absolute;inset:auto 0 0 0;height:48%;background:linear-gradient(180deg,rgba(14,23,51,0),rgba(14,23,51,.6));pointer-events:none}
.yab-process__media figcaption{position:absolute;left:20px;bottom:20px;z-index:1;display:inline-flex;align-items:center;gap:9px;padding:8px 18px 8px 8px;border-radius:999px;background:rgba(14,23,51,.86);color:var(--ya-cream);font-size:13px;font-weight:600;letter-spacing:-.01em;box-shadow:0 24px 46px -26px rgba(14,23,51,.7)}
.yab-process__media figcaption span{display:grid;place-items:center;width:23px;height:23px;border-radius:50%;background:var(--ya-orange);color:var(--ya-ink);font-size:10px;font-weight:700}

/* ---------- 05 HISTORY ---------- */
.yab-history{background:var(--yab-accent);color:var(--ya-ink);padding-top:var(--ya-space)}
.yab-history__head{padding:0 var(--ya-pad)}
.yab-history__head .ya-section__rule{border-color:rgba(14,23,51,.35)}
.yab-history__head .ya-section__rule span{color:var(--ya-ink)}
.yab-history h2{max-width:17em;font-size:clamp(32px,3.8vw,60px);line-height:1.04}
.yab-history__viewport{margin-top:clamp(50px,7vw,100px);overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding-left:var(--ya-pad);scrollbar-width:none;outline:none}
.yab-history__viewport::-webkit-scrollbar{display:none}
.yab-history__track{display:flex;margin:0;padding:0 var(--ya-pad);list-style:none}
.yab-history__track li{flex:0 0 clamp(260px,27vw,400px);min-height:clamp(430px,56vh,580px);display:flex;flex-direction:column;gap:22px;padding:0 clamp(18px,2vw,30px) 30px;border-left:1px solid rgba(14,23,51,.45);scroll-snap-align:start}
.yab-history__track li:last-child{margin-right:var(--ya-pad)}
.yab-history__track strong{font-family:YASchibsted,sans-serif;font-size:clamp(44px,4.4vw,74px);font-weight:500;letter-spacing:-.05em;line-height:.95}
.yab-history__track li.is-low strong{margin-top:auto}
.yab-history__track figure{width:min(210px,64%);margin:0;overflow:hidden;background:rgba(14,23,51,.08)}
.yab-history__track img{aspect-ratio:1/1.1;height:auto}
.yab-history__track p{max-width:24em;font-size:13px;color:#2B3350}
.yab-history__foot{position:relative;display:flex;align-items:center;justify-content:space-between;padding:18px var(--ya-pad) 22px}
.yab-history__foot p{font-size:12px;font-weight:600}
.yab-history__bar{position:absolute;left:var(--ya-pad);right:var(--ya-pad);top:0;height:1px;background:rgba(14,23,51,.3)}
.yab-history__bar span{position:absolute;left:0;top:-1px;height:3px;width:var(--yab-hp,15%);background:var(--ya-ink);transition:width .25s}
.yab-history__nav{display:flex;gap:8px}
.yab-history__nav button{display:grid;place-items:center;width:40px;height:40px;border:0;border-radius:50%;background:var(--ya-cream);color:var(--ya-ink);font-size:16px;cursor:pointer;transition:background .2s,opacity .2s}
.yab-history__nav button:hover{background:var(--ya-ink);color:var(--ya-cream)}
.yab-history__nav button:disabled{opacity:.35;cursor:default;background:var(--ya-cream);color:var(--ya-ink)}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .yab-process__grid{grid-template-columns:1fr 1fr}
  .yab-process__tabs{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:6px 22px}
  .yab-process__tabs button{font-size:clamp(24px,4.5vw,34px)}
  .yab-facts{grid-template-columns:repeat(2,1fr);row-gap:40px}
}
@media (max-width:760px){
  .yab-hero{height:auto}
  .yab-hero__sticky{position:relative;height:auto;min-height:88vh;padding-top:130px}
  .yab-hero__floats{position:static;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:0 var(--ya-pad) 50px}
  .yab-float{position:static;width:auto;transform:none}
  .yab-float:nth-child(n+4){display:none}
  .yab-story__grid{grid-template-columns:1fr}
  .yab-story__lead{font-size:clamp(27px,7vw,38px)}
  .yab-story__side{padding-left:0;border-left:0;border-top:1px solid var(--ya-line);padding-top:24px}
  .yab-film{height:auto}
  .yab-film__sticky{position:relative;height:70vh}
  .yab-film__frame{clip-path:none}
  .yab-process__grid{grid-template-columns:1fr}
  .yab-process__tabs{display:grid}
  .yab-panel{padding-left:0;border-left:0}
  .yab-facts{grid-template-columns:1fr 1fr;gap:30px 16px}
  .yab-history__track li{flex-basis:78vw}
}
@media (prefers-reduced-motion:reduce){
  .yab-shrink img{transition:none}
  .yab-hero__shade{animation:none}
  .yab-float{transform:none}
  .yab-film__frame{clip-path:none}
}

/* ==========================================================================
   About refined — manufacturing proof, verified documents and project support
   ========================================================================== */
.yab--refined .yab-hero__center{max-width:860px}
.yab--refined .yab-hero h1{max-width:12em;font-size:clamp(42px,5.25vw,84px)}
.yab--refined .yab-hero__lead{max-width:43em;font-size:16px}
.yab-story__note{padding-top:20px;border-top:1px solid var(--ya-line)}

.yab-manufacturing{background:#F5F0E2}
.yab-manufacturing__intro,.yab-support__head,.yab-certifications__head{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(280px,.55fr);gap:clamp(44px,9vw,150px);align-items:end}
.yab-manufacturing__intro h2,.yab-support__head h2,.yab-certifications__head h2{font-size:clamp(44px,6.2vw,92px);line-height:.96;letter-spacing:-.058em}
.yab-manufacturing__intro>p,.yab-support__head>p,.yab-certifications__head>div{color:var(--ya-muted);font-size:16px}
.yab-proof-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;margin-top:clamp(56px,8vw,108px)}
.yab-proof-card{grid-column:span 3;position:relative;min-height:520px;overflow:hidden;background:#101A38;color:var(--ya-cream)}
.yab-proof-card--wide{grid-column:span 3}
.yab-proof-card figure{position:absolute;inset:0;margin:0}
.yab-proof-card img{width:100%;height:100%;transition:transform 1s cubic-bezier(.2,.7,.2,1)}
.yab-proof-card:hover img{transform:scale(1.035)}
.yab-proof-card figure:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,11,27,.02) 30%,rgba(6,11,27,.9) 100%)}
.yab-proof-card>div{position:absolute;z-index:1;right:28px;bottom:28px;left:28px}
.yab-proof-card span{color:var(--ya-orange);font-size:10px;font-weight:700;letter-spacing:.16em}
.yab-proof-card h3{margin-top:9px;color:var(--ya-cream);font-size:clamp(29px,3vw,48px);letter-spacing:-.045em}
.yab-proof-card p{max-width:44em;margin-top:8px;color:#D8DCE6;font-size:14px}
.yab-lines{display:grid;grid-template-columns:.55fr 1.45fr;gap:40px;margin-top:24px;padding:24px 0;border-top:1px solid var(--ya-line);border-bottom:1px solid var(--ya-line)}
.yab-lines>p{font-family:YASchibsted,sans-serif;font-size:clamp(23px,2.4vw,36px);line-height:1.1;letter-spacing:-.04em}
.yab-lines ul{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin:0;padding:0;list-style:none;counter-reset:line}
.yab-lines li{counter-increment:line;display:grid;gap:12px;padding-left:14px;border-left:1px solid var(--ya-line);color:var(--ya-body);font-size:13px}
.yab-lines li:before{content:"0" counter(line);color:var(--ya-orange);font-size:10px;font-weight:700;letter-spacing:.12em}

.yab-certifications{background:#0B122A;color:var(--ya-cream)}
.yab-certifications .ya-section__rule{border-color:rgba(251,247,233,.24)}
.yab-certifications__head h2{color:var(--ya-cream)}
.yab-certifications__head>div{display:grid;gap:18px;color:#C0C6D5}
.yab-certifications__note{padding-top:18px;border-top:1px solid rgba(251,247,233,.2);color:#939DB8;font-size:13px}
.yab-certificate-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:clamp(58px,8vw,105px)}
.yab-certificate{display:grid;grid-template-rows:auto 1fr;min-width:0;overflow:hidden;border:1px solid rgba(251,247,233,.16);border-radius:2px;background:#111B39;transition:transform .35s cubic-bezier(.2,.8,.2,1),border-color .3s,background .3s}
.yab-certificate:hover,.yab-certificate:focus-visible{transform:translateY(-7px);border-color:rgba(245,162,14,.52);background:#152143}
.yab-certificate figure{position:relative;margin:0;padding:28px 28px 0;overflow:hidden;background:radial-gradient(circle at 50% 15%,rgba(255,255,255,.11),transparent 62%)}
.yab-certificate figure:after{content:"";position:absolute;inset:auto 0 0;height:26%;background:linear-gradient(180deg,transparent,#111B39)}
.yab-certificate img{width:100%;height:auto;aspect-ratio:499/704;object-fit:cover;object-position:top;box-shadow:0 22px 48px -18px rgba(0,0,0,.64);transition:transform .55s cubic-bezier(.2,.8,.2,1)}
.yab-certificate:hover img{transform:translateY(-5px) scale(1.012)}
.yab-certificate__body{position:relative;z-index:1;display:flex;min-height:320px;padding:26px 26px 25px;flex-direction:column}
.yab-certificate__body>span{font-size:9px;font-weight:700;letter-spacing:.16em;color:#F5A20E}
.yab-certificate__body h3{min-height:2.1em;margin-top:13px;color:var(--ya-cream);font-size:clamp(23px,2vw,32px);line-height:1.03;letter-spacing:-.04em}
.yab-certificate__body dl{display:grid;gap:9px;margin:28px 0 24px;padding-top:18px;border-top:1px solid rgba(251,247,233,.18)}
.yab-certificate__body dl div{display:grid;grid-template-columns:86px 1fr;gap:10px;font-size:11px;line-height:1.4}
.yab-certificate__body dt{color:#7F8AA7}.yab-certificate__body dd{margin:0;color:#D8DCE6}
.yab-certificate__body>p{display:flex;justify-content:space-between;margin-top:auto;padding-top:16px;border-top:1px solid rgba(251,247,233,.18);color:#F5A20E;font-size:12px;font-weight:650}
.yab-certifications__foot{display:flex;align-items:center;justify-content:space-between;gap:30px;margin-top:34px;padding:22px 0;border-top:1px solid rgba(251,247,233,.2);color:#C0C6D5}

.yab-support{background:var(--ya-cream)}
.yab-support__layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.75fr);gap:clamp(38px,7vw,105px);margin-top:clamp(56px,8vw,105px);align-items:start}
.yab-support__media{position:relative;padding:0 13% 15% 0}
.yab-support__main{position:relative;margin:0;overflow:hidden;background:#D8D1BD}
.yab-support__main img{aspect-ratio:4/3;height:auto}
.yab-support__main:after{content:"";position:absolute;inset:auto 0 0;height:36%;background:linear-gradient(180deg,transparent,rgba(5,9,25,.68))}
.yab-support__main figcaption{position:absolute;z-index:1;right:20px;bottom:18px;left:20px;color:#fff;font-size:11px;font-weight:650;letter-spacing:.08em;text-transform:uppercase}
.yab-support__small{position:absolute;right:0;bottom:0;width:36%;margin:0;padding:7px;background:var(--ya-cream);box-shadow:0 30px 55px -34px rgba(14,23,51,.6)}
.yab-support__small img{aspect-ratio:3/4;height:auto}
.yab-support__steps{margin:0;padding:0;list-style:none;border-top:1px solid var(--ya-line)}
.yab-support__steps li{display:grid;grid-template-columns:42px 1fr;gap:18px;padding:24px 0;border-bottom:1px solid var(--ya-line)}
.yab-support__steps li>span{color:var(--ya-orange);font-size:10px;font-weight:700;letter-spacing:.12em;padding-top:5px}
.yab-support__steps h3{font-size:clamp(23px,2vw,31px);line-height:1.05;letter-spacing:-.04em}
.yab-support__steps p{margin-top:8px;color:var(--ya-muted);font-size:14px}
.yab-support__actions{display:flex;align-items:center;gap:26px;margin:30px 0 0 56%}

@media (max-width:980px){
  .yab-manufacturing__intro,.yab-support__head,.yab-certifications__head{grid-template-columns:1fr;gap:28px}
  .yab-certificate-grid{grid-template-columns:1fr 1fr}
  .yab-support__layout{grid-template-columns:1fr}
  .yab-support__media{max-width:760px}
  .yab-support__actions{margin-left:0}
  .yab-lines{grid-template-columns:1fr}
}
@media (max-width:760px){
  .yab--refined .yab-hero h1{font-size:clamp(42px,13vw,64px)}
  .yab-proof-grid{grid-template-columns:1fr}
  .yab-proof-card,.yab-proof-card--wide{grid-column:auto;min-height:440px}
  .yab-lines ul{grid-template-columns:1fr 1fr;row-gap:24px}
  .yab-certificate-grid{grid-template-columns:1fr}
  .yab-certificate figure{padding:22px 22px 0}
  .yab-certifications__foot{align-items:flex-start;flex-direction:column}
  .yab-support__media{padding-right:10%;padding-bottom:18%}
  .yab-support__small{width:39%}
  .yab-support__actions{align-items:flex-start;flex-direction:column}
}

/* ==========================================================
   09-28 · 02 HOW WE MANUFACTURE → 3D 倾斜卡片滚动（参考录屏 Stages of startup development）
   桌面端（JS 加上 .is-3d 后）：左栏 4 条文字正常滚动，离屏幕中线越远越淡；
   右栏舞台 sticky 钉住，4 张图片卡带透视倾斜，从下方升起 → 停在中间 → 向上离开。
   变形数值由 about-v2.js 按滚动位置逐帧写入；手机 / 无 JS / 减少动效时退回普通图文列表。
   ========================================================== */
.yab-manufacturing__intro{align-items:end}
.yab-manufacturing__intro h2{font-size:clamp(32px,3.4vw,52px);line-height:1.02;letter-spacing:-.045em}
.yab-manufacturing__intro>p{max-width:30em;font-size:15px}
.yab-flow{margin:clamp(36px,4.5vw,64px) 0 clamp(48px,6vw,90px);border-top:1px solid var(--ya-line)}
.yab-flow__steps{margin:0;padding:0;list-style:none}
.yab-flow__step{padding:clamp(36px,4.5vw,64px) 0;border-bottom:1px solid var(--ya-line)}
.yab-flow__label{display:flex;align-items:center;gap:10px;margin:0 0 clamp(18px,2vw,28px);color:var(--ya-ink);font-size:14px;line-height:1.2}
.yab-flow__label span{display:inline-grid;place-items:center;min-width:34px;height:22px;padding:0 8px;border:1.5px solid var(--ya-ink);border-radius:999px;font-size:12.5px;font-weight:500}
/* 字号参考录屏：1382 宽下标题约 50px、正文约 18px */
.yab-flow__step h3{margin:0;color:var(--ya-ink);font-size:clamp(30px,3.5vw,54px);line-height:1.04;letter-spacing:-.045em}
.yab-flow__step>p:not(.yab-flow__label){max-width:27em;margin:clamp(20px,2.2vw,32px) 0 0;color:var(--ya-muted);font-size:clamp(16px,1.3vw,19px);line-height:1.5}
.yab-flow__step>p.yab-flow__fact{margin-top:14px}
.yab-flow__fact strong{color:var(--ya-ink);font-weight:600}
.yab-flow__media{margin:28px 0 0;aspect-ratio:4/3;overflow:hidden;border-radius:10px;background:#d6d0bb}
.yab-flow__media img{display:block;width:100%;height:100%;object-fit:cover}
.yab-flow__stage{display:none}
.yab-manufacturing .yab-lines{margin-top:0}

@media (min-width:981px) and (min-height:640px){
  .yab-flow.is-3d{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1fr);margin-right:calc(-1 * var(--ya-pad))}
  .yab-flow.is-3d .yab-flow__step{display:flex;flex-direction:column;justify-content:center;min-height:calc(78vh - var(--yab-nav-h,76px) * .5);padding:6vh clamp(40px,6vw,110px) 6vh 0;border-bottom:0;will-change:opacity}
  .yab-flow.is-3d .yab-flow__step:first-child{min-height:calc(100vh - var(--yab-nav-h,76px))}
  .yab-flow.is-3d .yab-flow__step:last-child{min-height:calc(100vh - var(--yab-nav-h,76px))}
  .yab-flow.is-3d .yab-flow__media{display:none}
  .yab-flow.is-3d .yab-flow__stage{display:block;position:sticky;top:var(--yab-nav-h,76px);align-self:start;height:calc(100vh - var(--yab-nav-h,76px));overflow:hidden;background:transparent;perspective:1500px;perspective-origin:30% 45%}
  /* 图片卡：左边留白，右边出血到屏幕外，和参考一样只露出大半张 */
  /* 09-28 二改：去掉深蓝边框、投影和背景空板，图片本身就是那块圆角斜板 */
  .yab-flow__card{position:absolute;left:12%;top:50%;width:96%;aspect-ratio:16/10;margin:0;border-radius:22px;overflow:hidden;transform-origin:40% 50%;will-change:transform,opacity;backface-visibility:hidden}
  .yab-flow__card img{display:block;width:100%;height:100%;object-fit:cover}
}
@media (prefers-reduced-motion:reduce){
  .yab-flow__card{transition:none!important}
}

/* ==========================================================
   09-27 · 首屏 Hero Gallery 滚动动画（原 .yab-hero 漂浮图已停用）
   --p = 本板块滚动进度 0→1（JS 写入）
   · 图片：scale 0.5→1（进度 0→0.9），左移 35%→0（进度 0.1→0.9）
   · 文字：透明度与缩放 1→0（进度 0→0.5）
   ========================================================== */
.yab-hg{--p:0;position:relative;height:320vh;background:var(--ya-cream)}
.yab-hg__stage{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden}
.yab-hg__grid{position:absolute;inset:0;display:grid;gap:16px;padding:92px 16px 16px;
  grid-template-columns:repeat(8,minmax(0,1fr));grid-template-rows:1fr .5fr .5fr 1fr}
.yab-hg__cell{margin:0;overflow:hidden;border-radius:12px;background:#d6d0bb;box-shadow:0 24px 50px -24px rgba(14,23,51,.45);
  scale:calc(.5 + .5 * clamp(0, var(--p) / .9, 1));
  translate:calc(-35% + 35% * clamp(0, (var(--p) - .1) / .8, 1)) 0;
  will-change:scale,translate}
.yab-hg__cell img{display:block;width:100%;height:100%;object-fit:cover}
.yab-hg__cell:nth-child(1){grid-column:1 / span 6;grid-row:1 / span 3;transform-origin:top right}
.yab-hg__cell:nth-child(2){grid-column:7 / span 2;grid-row:1 / span 2}
.yab-hg__cell:nth-child(3){grid-column:7 / span 2;grid-row:3 / span 2;transform-origin:bottom right}
.yab-hg__cell:nth-child(4){grid-column:1 / span 3;grid-row:4;transform-origin:top right}
.yab-hg__cell:nth-child(5){grid-column:4 / span 3;grid-row:4}
.yab-hg__content{position:absolute;left:50%;top:50%;z-index:2;width:min(860px,calc(100% - 2 * var(--ya-pad)));
  display:grid;justify-items:center;gap:20px;text-align:center;
  translate:-50% -46%;
  opacity:calc(1 - clamp(0, var(--p) / .5, 1));
  scale:calc(1 - clamp(0, var(--p) / .5, 1))}
/* 文字背后的奶油色柔光：图片缩小时会叠在文字后面，这层保证标题和正文始终看得清 */
.yab-hg__content:before{content:"";position:absolute;inset:-70px -150px;z-index:-1;pointer-events:none;
  background:radial-gradient(closest-side,rgba(251,247,233,.97) 62%,rgba(251,247,233,.8) 80%,rgba(251,247,233,0) 100%)}
.yab-hg.is-past .yab-hg__content{visibility:hidden}
.yab-hg h1{max-width:12em;font-size:clamp(40px,4.9vw,78px);line-height:1.02;letter-spacing:-.045em}
.yab-hg h1 span{color:#C9820A}
.yab-hg .yab-hero__lead{max-width:43em;color:var(--ya-body);font-size:16px}
.yab-hg .ya-actions{margin-top:4px;justify-content:center}
.yab-hg .ya-button{margin-top:0}

@media (max-width:767px){
  .yab-hg{height:260vh}
  .yab-hg__grid{padding:84px 12px 12px;gap:10px}
  .yab-hg__cell:nth-child(1){grid-column:1 / span 8}
  .yab-hg__cell:nth-child(2),.yab-hg__cell:nth-child(3){display:none}
  .yab-hg__cell:nth-child(4){grid-column:1 / span 4}
  .yab-hg__cell:nth-child(5){grid-column:5 / span 4}
  .yab-hg .yab-hero__lead{font-size:15px}
  .yab-hg__content:before{inset:-40px -30px}
}
/* 减少动效：不做滚动动画，文字在上、完整图片拼格在下 */
@media (prefers-reduced-motion:reduce){
  .yab-hg{height:auto}
  .yab-hg__stage{position:relative;height:auto;overflow:visible;padding-top:140px}
  .yab-hg__content{position:relative;left:auto;top:auto;translate:none;opacity:1;scale:1;margin:0 auto 48px}
  .yab-hg__grid{position:relative;height:90vh;padding-top:16px}
  .yab-hg__cell{scale:1;translate:none}
}

/* ==========================================================
   09-27 · 03 QUALITY & CERTIFICATIONS → Connected Carousel
   参考 21st.dev connected-carousel（React + framer-motion），此处原生 JS + CSS 过渡重写
   · 中间主卡：左 大标题 / 证书范围（衬线引文）/ 两枚相连标签；右 证书图（点开看原件）
   · 左右窄卡：只露证书图，和主卡之间用凹形"连接件"相连
   · 底部进度条：6 秒自动切换，悬停 / 离开视口 / 减少动效 时暂停
   ========================================================== */
.yab-certifications__head h2{font-size:clamp(32px,3.4vw,52px);line-height:1.02;letter-spacing:-.045em}
.yab-certifications__head>p{max-width:30em;color:#C0C6D5;font-size:15px}
.yab-cc{--cc-card:#16204A;--cc-chip:#243063;position:relative;margin-top:clamp(44px,6vw,80px);outline:none}
.yab-cc:focus-visible{outline:2px solid rgba(245,162,14,.6);outline-offset:8px;border-radius:12px}
/* 无 JS 时的原始列表 */
.yab-cc__source{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:0;padding:0;list-style:none}
.yab-cc__source li{display:grid;gap:12px;align-content:start;padding:26px;border-radius:24px;background:var(--cc-card)}
.yab-cc__source h3{color:var(--ya-cream);font-size:24px;line-height:1.1}
.yab-cc.is-ready .yab-cc__source{display:none}
/* 舞台 */
.yab-cc__stage{position:relative;height:var(--cc-h,540px);overflow:hidden}
/* 09-28：去掉回弹曲线（1.18 会先冲过头再弹回，看起来一顿一顿）和大面积投影（尺寸变化时每帧重绘），改为平滑减速 */
.yab-cc__card{--cc-ease:cubic-bezier(.32,.72,0,1);position:absolute;left:50%;top:50%;border-radius:32px;background:var(--cc-card);cursor:pointer;will-change:transform,width,height;contain:layout style;backface-visibility:hidden;
  transition:transform .8s var(--cc-ease),width .8s var(--cc-ease),height .8s var(--cc-ease),opacity .5s ease}
.yab-cc__card.is-active{cursor:default}
.yab-cc__card.no-anim,.yab-cc__card.no-anim *{transition:none!important}
.yab-cc__clip{position:absolute;inset:0;overflow:hidden;border-radius:inherit}
.yab-cc__thumb{position:absolute;inset:0;padding:8px;transition:opacity .3s ease-out}
.yab-cc__thumb img{width:100%;height:100%;border-radius:24px;object-fit:cover;object-position:50% 12%;background:#fff}
.yab-cc__card.is-active .yab-cc__thumb{opacity:0;pointer-events:none}
.yab-cc__panel{position:absolute;left:50%;top:50%;width:var(--cc-w);height:var(--cc-h);translate:-50% -50%}
.yab-cc__inner{display:flex;gap:28px;width:100%;height:100%;padding:30px;opacity:0;transform:translateX(var(--cc-in,822px));pointer-events:none;
  will-change:transform,opacity;transition:transform .8s var(--cc-ease),opacity .5s ease}
.yab-cc__card.is-active .yab-cc__inner{opacity:1;transform:none;pointer-events:auto}
.yab-cc__text{display:flex;flex:1;min-width:0;flex-direction:column;justify-content:space-between;gap:14px;padding:6px 0 4px 6px}
.yab-cc__text h3{color:var(--ya-cream);font-size:clamp(26px,2.5vw,38px);line-height:1.08;letter-spacing:-.04em}
.yab-cc__text h3 em{display:block;font-style:normal;color:#F5A20E}
.yab-cc__quote{position:relative;margin:auto 0;color:#D9DDE8;font-family:"Iowan Old Style","Palatino Linotype",Georgia,serif;font-size:clamp(16px,1.35vw,20px);line-height:1.42}
.yab-cc__quote:before{content:"\201C";position:absolute;right:calc(100% + 6px);top:-.1em;color:rgba(251,247,233,.4);font-size:1.9em;line-height:1}
.yab-cc__tags{display:flex;flex-direction:column;align-items:flex-start}
.yab-cc__chip{display:inline-flex;align-items:center;width:fit-content;padding:5px 11px;border-radius:5px;background:var(--cc-chip);color:var(--ya-cream);font-size:13px;font-weight:600;white-space:nowrap}
.yab-cc__chip--sub{color:#A9B2CA;font-weight:500}
.yab-cc__link svg{display:block;margin:-1px 0 -1px 14px;fill:var(--cc-chip)}
.yab-cc__doc{position:relative;flex:0 0 clamp(200px,40%,340px);overflow:hidden;border-radius:22px;background:#fff}
.yab-cc__doc img{width:100%;height:100%;object-fit:cover;object-position:50% 0;transition:transform .5s cubic-bezier(.2,.8,.2,1)}
.yab-cc__doc:hover img{transform:scale(1.03)}
.yab-cc__doc span{position:absolute;right:12px;bottom:12px;padding:7px 12px;border-radius:999px;background:rgba(11,18,42,.86);color:var(--ya-cream);font-size:12px;font-weight:600}
/* 窄卡与主卡之间的凹形连接件 */
.yab-cc__bridge{position:absolute;top:0;bottom:0;margin:auto 0;width:22px;height:42px;color:var(--cc-card);pointer-events:none;opacity:0;transition:opacity .3s ease}
.yab-cc__bridge svg{display:block;width:100%;height:100%;fill:currentColor;overflow:visible}
.yab-cc__card[data-o="-1"] .yab-cc__bridge--r{opacity:1}
.yab-cc__card[data-o="1"] .yab-cc__bridge--l{opacity:1}
.yab-cc__bridge--r{left:calc(100% - 1px)}
.yab-cc__bridge--l{right:calc(100% - 1px)}
/* 进度条 */
.yab-cc__tabs{display:flex;justify-content:center;align-items:center;gap:6px;margin-top:22px}
.yab-cc__tabs button{width:8px;height:8px;padding:0;overflow:hidden;border:0;border-radius:3px;background:#2A3563;cursor:pointer;transition:width .3s ease-out}
.yab-cc__tabs button[aria-selected="true"]{width:80px}
.yab-cc__tabs button i{display:block;height:100%;border-radius:3px;background:#F5A20E;transform-origin:0 50%;transform:scaleX(0)}
@media (max-width:1119px){.yab-cc__source{grid-template-columns:1fr 1fr}}
@media (max-width:767px){
  .yab-cc__source{grid-template-columns:1fr}
  .yab-cc__card{border-radius:26px}
  .yab-cc__inner{flex-direction:column;gap:14px;padding:18px}
  .yab-cc__text{align-items:center;padding:0;text-align:center}
  .yab-cc__quote{font-size:15px}
  .yab-cc__quote:before{display:none}
  .yab-cc__tags{align-items:center}
  .yab-cc__link svg{margin:-1px auto}
  .yab-cc__doc{flex:1 1 auto;max-height:220px;min-height:160px}
  .yab-cc__chip{font-size:12px}
}
@media (prefers-reduced-motion:reduce){.yab-cc__card,.yab-cc__inner{transition:none}}

/* ==========================================================
   09-27 · 证书板块背景：Topo Field（48px 细网格 + 缓慢漂移的等高线，WebGL）
   ========================================================== */
.yab-certifications{position:relative;isolation:isolate;overflow:hidden}
.yab-certifications>.ya-section{position:relative;z-index:1}
.yab-topo{position:absolute;inset:0;z-index:0;pointer-events:none}
.yab-topo canvas{display:block;width:100%;height:100%}
/* 上下渐隐 + 四周暗角，保证文字和证书卡片的可读性（对应原组件的两层遮罩） */
.yab-topo:after{content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(11,18,42,.55) 0%,rgba(11,18,42,0) 22%,rgba(11,18,42,0) 72%,#0B122A 100%),
    radial-gradient(ellipse at 50% 55%,rgba(11,18,42,0) 0%,rgba(11,18,42,.75) 100%)}
/* 轮播主卡放大 */
.yab-cc{margin-top:clamp(40px,5vw,72px)}
.yab-cc__text h3{font-size:clamp(28px,2.7vw,42px)}
.yab-cc__quote{font-size:clamp(17px,1.45vw,22px)}
.yab-cc__inner{padding:34px}

/* 2026-09-27 · link under WHO WE ARE lead to the Company subpage */
.yab-story__more{margin-top:26px}

/* 2026-09-27 · 导航二级项锚点跳转（#who-we-are / #manufacturing / #certifications / #international-support）：留出顶栏高度 */
.yab section[id],.yab-certifications{scroll-margin-top:96px}
@media(max-width:700px){.yab section[id],.yab-certifications{scroll-margin-top:76px}}

/* 09-27 · WHO WE ARE：钉住双栏，让首行大图缩得更慢（高度由 JS 写入，桌面端才生效） */
.yab-story__pin{position:relative}
.yab-story__pin.is-pinned>.yab-story__grid{position:sticky;top:var(--yab-pin-top,94px)}

/* 2026-09-28 · International support: Malaysia showrooms line → /partnership/where-to-buy/ */
.yab-support__showrooms{max-width:760px;margin-top:clamp(28px,4vw,48px);padding:16px 0 16px 18px;border-left:2px solid var(--ya-orange);color:var(--ya-body);font-size:15px}.yab-support__showrooms a{margin-left:6px;border-bottom:1px solid currentColor;white-space:nowrap}

/* ==========================================================
   09-28 · About 首屏背景：Aurora（21st.dev aurora-background，纯 CSS 重写，无 React / Tailwind）
   两层同样的「奶油条纹 + 品牌色极光」叠加：底层静止，上层（:after）缓慢平移并与底层混合，
   模糊后形成流动的光带。右上角最浓，向左下渐隐，不抢标题。
   ========================================================== */
.yab-aurora{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.yab-aurora__layer{
  --yab-cream-bands:repeating-linear-gradient(100deg,#FBF7E9 0%,#FBF7E9 7%,transparent 10%,transparent 12%,#FBF7E9 16%);
  --yab-aurora:repeating-linear-gradient(100deg,#F5A20E 10%,#FFD27A 15%,#FBF7E9 19%,#8E98B8 23%,#F7B84A 27%,#F5A20E 30%);
  position:absolute;inset:-10px;opacity:.72;will-change:transform;
  background-image:var(--yab-cream-bands),var(--yab-aurora);
  background-size:300%,200%;background-position:50% 50%,50% 50%;
  filter:blur(10px);
  -webkit-mask-image:radial-gradient(ellipse at 90% 0%,#000 14%,transparent 78%);
          mask-image:radial-gradient(ellipse at 90% 0%,#000 14%,transparent 78%)}
.yab-aurora__layer:after{content:"";position:absolute;inset:0;
  background-image:var(--yab-cream-bands),var(--yab-aurora);
  background-size:200%,100%;background-attachment:fixed;
  mix-blend-mode:multiply;animation:yabAurora 60s linear infinite}
@keyframes yabAurora{from{background-position:50% 50%,50% 50%}to{background-position:350% 50%,350% 50%}}
@media (max-width:767px){
  .yab-aurora__layer{opacity:.5;-webkit-mask-image:radial-gradient(ellipse at 80% 0%,#000 10%,transparent 80%);mask-image:radial-gradient(ellipse at 80% 0%,#000 10%,transparent 80%)}
}
@media (prefers-reduced-motion:reduce){.yab-aurora__layer:after{animation:none}}

/* ==========================================================
   09-28 · 01 WHO WE ARE 数字介绍 → 方块卡片（参考录屏：2017 / 500+ / 30+）
   · 2×2 排列：左 = 浅色圆角方块（大数字 + 竖排彩色单位标签），右 = 标签 + 说明
   · 悬停：.yab-tile__fill 圆形从光标位置 scale 0→1 扩散，填成该卡的品牌色；
     数字变成 --tile-ink（橙色底用深蓝字，蓝/深蓝底用奶油字），移出时从离开点收回
   · 颜色：橙 #F5A20E / 链接蓝 #316387 / 墨蓝 #0E1733 / 橙
   ========================================================== */
/* 09-28 二改：文字全部收进方块里；4 块一排、尺寸收小 */
.yab-tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(12px,1.2vw,18px);margin:clamp(60px,7vw,110px) 0 0;padding:0;list-style:none}
.yab-tile:nth-child(2){transition-delay:.08s}.yab-tile:nth-child(3){transition-delay:.16s}.yab-tile:nth-child(4){transition-delay:.24s}
.yab-tile__card{position:relative;isolation:isolate;display:flex;flex-direction:column;height:100%;padding:clamp(18px,1.6vw,24px) clamp(18px,1.6vw,24px) clamp(18px,1.6vw,22px);overflow:hidden;border-radius:16px;background:#F2EACF;cursor:default}
.yab-tile__fill{position:absolute;left:var(--x,50%);top:var(--y,50%);z-index:-1;width:var(--d,600px);height:var(--d,600px);border-radius:50%;background:var(--tile);transform:translate(-50%,-50%) scale(0);transition:transform .6s cubic-bezier(.2,.8,.2,1)}
.yab-tile__label{margin:0;padding-right:34px;color:var(--ya-muted);font-size:10.5px;font-weight:650;letter-spacing:.14em;line-height:1.3;text-transform:uppercase;transition:color .35s ease}
.yab-tile__tag{position:absolute;top:clamp(16px,1.4vw,20px);right:clamp(16px,1.4vw,20px);display:grid;place-items:center;width:20px;min-height:42px;padding:7px 0;border-radius:5px;background:var(--tile);color:var(--tile-ink);font-size:10.5px;font-weight:600;letter-spacing:.04em;line-height:1;writing-mode:vertical-rl;transform:rotate(180deg);transition:background .35s ease,color .35s ease}
.yab-tile__num{margin:clamp(22px,2.4vw,34px) 0 0;font-family:YASchibsted,sans-serif;font-size:clamp(34px,3vw,48px);font-weight:500;line-height:1;letter-spacing:-.05em;color:var(--ya-ink);white-space:nowrap;transition:color .35s ease}
.yab-tile__desc{margin:12px 0 0;color:var(--ya-muted);font-size:13px;line-height:1.5;transition:color .35s ease}
.yab-tile__desc strong{color:var(--ya-ink);font-weight:600;transition:color .35s ease}
.yab-tile__card.is-on .yab-tile__fill{transform:translate(-50%,-50%) scale(1)}
.yab-tile__card.is-on .yab-tile__num,.yab-tile__card.is-on .yab-tile__desc strong{color:var(--tile-ink)}
.yab-tile__card.is-on .yab-tile__label,.yab-tile__card.is-on .yab-tile__desc{color:color-mix(in srgb,var(--tile-ink) 78%,transparent)}
.yab-tile__card.is-on .yab-tile__tag{background:var(--tile-ink);color:var(--tile)}
@media (max-width:1080px){
  .yab-tiles{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:480px){
  .yab-tiles{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  .yab-tile__fill{transition:none}
}

/* ==========================================================
   09-28 · 证书轮播改为「整卡滑动」（配合 about-v2.js 的 variant()）
   · 所有卡同尺寸，只做水平平移；相邻卡在两侧露出、变暗，可点击切换
   · 不再显示窄条缩略图和凹形连接件；卡内文字始终可见，不再单独飞入
   · 证书图完整显示（contain），去掉悬停放大
   ========================================================== */
.yab-cc__card{transition:transform .75s cubic-bezier(.32,.72,0,1),opacity .5s ease}
.yab-cc__thumb,.yab-cc__bridge{display:none}
.yab-cc__inner{opacity:1;transform:none;transition:none}
.yab-cc__card:not(.is-active) .yab-cc__inner{pointer-events:none}
.yab-cc__card:not(.is-active):hover{opacity:.55!important}
.yab-cc__doc{background:#fff}
.yab-cc__doc img{position:absolute;inset:10px;width:calc(100% - 20px);height:calc(100% - 20px);object-fit:contain;object-position:50% 50%;transition:none}
.yab-cc__doc:hover img{transform:none}

/* ==========================================================
   2026-09-30 · About 开头改版
   · 首屏标题 About Us → 手写体 Allura（自托管 woff2），品牌橙
   · 01 WHO WE ARE：新两段正文；数字方块文字精简、尺寸重排
   · 展厅视频前加过渡文案 + Visit the Showroom 按钮
   · 新增 02 GLOBAL EXPERIENCE（放在展厅视频与证书之间）
   ========================================================== */
@font-face{font-family:YAScript;src:url("../fonts/allura-latin-400-normal.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}

.ya-about .screen-reader-text{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.yab-hg h1{max-width:none;line-height:1}
.yab-hg h1 .yab-script{display:block;padding:.02em .12em .14em;font-family:YAScript,"Snell Roundhand","Brush Script MT",cursive;font-size:clamp(104px,15vw,232px);font-weight:400;line-height:1;letter-spacing:0;color:var(--ya-orange)}
@media (max-width:767px){.yab-hg h1 .yab-script{font-size:clamp(92px,27vw,132px)}}

/* 数字方块：说明变短后，卡片整体更方正，数字放大，说明贴底 */
.yab-tiles{margin-top:clamp(56px,6vw,96px);gap:clamp(12px,1.3vw,20px)}
.yab-tile__card{min-height:clamp(200px,17vw,252px);padding:clamp(20px,1.8vw,28px);border-radius:20px}
.yab-tile__label{font-size:11px}
.yab-tile__tag{top:clamp(18px,1.6vw,24px);right:clamp(18px,1.6vw,24px)}
.yab-tile__num{margin-top:clamp(26px,3vw,46px);font-size:clamp(40px,4vw,64px)}
.yab-tile__desc{margin-top:auto;padding-top:16px;max-width:17em;font-size:14px}

/* 展厅过渡文案 */
.yab-showroom{padding-top:0;padding-bottom:clamp(40px,5vw,72px)}
.yab-showroom__grid{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(280px,.6fr);gap:clamp(40px,8vw,130px);align-items:end}
.yab-showroom h2{max-width:9em;font-size:clamp(40px,5.2vw,84px);line-height:.98;letter-spacing:-.055em}
.yab-showroom__copy{display:grid;justify-items:start;gap:26px;color:var(--ya-muted);font-size:16px}
.yab-showroom__copy .ya-button{margin-top:0}

/* 02 GLOBAL EXPERIENCE */
.yab-global{background:var(--ya-cream)}
.yab-global__head{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(280px,.55fr);gap:clamp(44px,9vw,150px);align-items:end}
.yab-global__head h2{font-size:clamp(44px,6.2vw,92px);line-height:.96;letter-spacing:-.058em}
.yab-global__head>p{color:var(--ya-muted);font-size:16px}
.yab-global__list{display:flex;flex-wrap:wrap;gap:6px 0;margin:clamp(48px,6vw,88px) 0 0;padding:clamp(18px,2vw,28px) 0;border-top:1px solid var(--ya-line);border-bottom:1px solid var(--ya-line);list-style:none;font-family:YASchibsted,YAFustat,Arial,sans-serif;font-size:clamp(24px,3vw,46px);line-height:1.15;letter-spacing:-.045em;color:var(--ya-ink)}
.yab-global__list li:not(:last-child)::after{content:"·";margin:0 .42em;color:var(--ya-orange)}
.yab-global__note{max-width:760px;margin-top:clamp(28px,4vw,48px);padding:16px 0 16px 18px;border-left:2px solid var(--ya-orange);color:var(--ya-body);font-size:15px}
.yab-global__note a{margin-left:6px;border-bottom:1px solid currentColor;white-space:nowrap}
@media (max-width:980px){
  .yab-showroom__grid,.yab-global__head{grid-template-columns:1fr;gap:28px}
}

/* ==========================================================
   2026-09-30 r2 · 首屏按参考图重排（Brittocharette About）
   三栏：左「About / Us」+ 小字；中 大圆角图；右 小圆角图 + 小标题 + 小字。
   比例取自参考图（965 宽）：栏宽 ≈ 22.5 : 45 : 26，大图 ≈ 1.65 : 1，小图 ≈ 2.35 : 1，
   小字 ≈ 13px，右侧小标题 ≈ 28–36px。
   ========================================================== */
.yab-intro{--yab-hs:clamp(96px,14vw,210px);position:relative;overflow:hidden;padding:clamp(112px,11vw,160px) var(--ya-pad) clamp(56px,6vw,96px);background:var(--ya-cream)}
.yab-intro__grid{position:relative;z-index:1;display:grid;grid-template-columns:22.5fr 45fr 26fr;column-gap:clamp(14px,1.8vw,26px);grid-template-rows:calc(var(--yab-hs) * .9) auto;align-items:start}
.yab-intro__title{grid-column:1 / span 2;grid-row:1 / span 2;align-self:start;margin:0;font-weight:400;letter-spacing:0}
.yab-intro__title .yab-script{display:block;padding:0 .08em;font-family:YAScript,"Snell Roundhand","Brush Script MT",cursive;font-size:var(--yab-hs);font-weight:400;line-height:.9;letter-spacing:0;color:var(--ya-orange)}
.yab-intro__hero{grid-column:2;grid-row:2;margin:0;overflow:hidden;border-radius:clamp(20px,2.2vw,32px);aspect-ratio:1.65 / 1;background:#d6d0bb}
.yab-intro__hero img,.yab-intro__small img{width:100%;height:100%;object-fit:cover}
.yab-intro__text{color:var(--ya-ink);font-size:13px;line-height:1.55}
.yab-intro__text--left{grid-column:1;grid-row:2;align-self:end;max-width:24em}
.yab-intro__side{grid-column:3;grid-row:2;display:grid;gap:clamp(14px,1.4vw,20px)}
.yab-intro__small{margin:0;overflow:hidden;border-radius:clamp(16px,1.8vw,26px);aspect-ratio:2.35 / 1;background:#d6d0bb}
.yab-intro__side h2{font-size:clamp(26px,2.5vw,38px);line-height:1;letter-spacing:-.045em}
.yab-numbers{padding-top:clamp(56px,7vw,110px)}
.yab-numbers .yab-tiles{margin-top:0}
@media (max-width:900px){
  .yab-intro{--yab-hs:clamp(84px,24vw,140px)}
  .yab-intro__grid{grid-template-columns:1fr;grid-template-rows:none;row-gap:22px}
  .yab-intro__title,.yab-intro__hero,.yab-intro__text--left,.yab-intro__side{grid-column:1;grid-row:auto}
  .yab-intro__title{margin-bottom:-10px}
  .yab-intro__text--left{max-width:none}
  .yab-intro__text{font-size:14px}
}

/* ==========================================================
   2026-09-30 r3
   · 首屏：去掉 Aurora 背景，纯奶油色底；正文放大加粗；两张图 = 推拉门场景图 + 厂房航拍
   · 数字区：标尺轮播（ruler carousel）
   · Global Experience：客户参观照片漂浮拼图
   ========================================================== */
.yab-intro{background:var(--ya-cream)}
.yab-intro__text{font-size:clamp(15px,1.3vw,20px);font-weight:600;line-height:1.5;color:var(--ya-ink)}
.yab-intro__text--left{grid-row:2;align-self:start;max-width:none;padding-top:calc(var(--yab-hs) * .9)}
.yab-intro__hero{position:relative;align-self:stretch;aspect-ratio:auto;min-height:clamp(320px,27vw,420px)}
.yab-intro__hero img{position:absolute;inset:0}
.yab-intro__side{gap:clamp(14px,1.4vw,22px)}
.yab-intro__side h2{font-size:clamp(28px,2.7vw,42px)}
@media (max-width:900px){
  .yab-intro__text--left{padding-top:0}
  .yab-intro__hero{aspect-ratio:1.5 / 1;min-height:0}
}

/* ---- 标尺轮播 ---- */
.yab-numbers{overflow:hidden}
.yab-ruler{--yab-stride:min(560px,86vw);position:relative;max-width:1500px;margin:0 auto;outline:none}
.yab-ruler__source{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.yab-ruler.is-ready .yab-ruler__source{display:none}
.yab-ruler__stage{position:relative;--i:0;touch-action:pan-y;user-select:none;cursor:grab}
.yab-ruler__stage:active{cursor:grabbing}
.yab-ruler__viewport{position:relative;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 14%,#000 86%,transparent 100%);mask-image:linear-gradient(90deg,transparent 0,#000 14%,#000 86%,transparent 100%)}
.yab-ruler__viewport--copy{height:clamp(112px,10vw,140px)}
.yab-ruler__viewport--num{height:clamp(120px,12vw,168px)}
.yab-ruler__track{position:absolute;left:50%;top:0;display:flex;height:100%;transform:translateX(calc((var(--i) + .5) * var(--yab-stride) * -1));transition:transform .7s cubic-bezier(.2,.9,.25,1.04);will-change:transform}
.yab-ruler__slot{flex:none;width:var(--yab-stride);display:flex;flex-direction:column;align-items:center;justify-content:flex-end;padding:0 clamp(12px,2vw,32px);text-align:center;transition:opacity .5s ease,transform .5s ease}
.yab-ruler__viewport--copy .yab-ruler__slot{opacity:.12;transform:translateY(8px)}
.yab-ruler__viewport--copy .yab-ruler__slot.is-active{opacity:1;transform:none}
.yab-ruler__label{margin:0 0 8px;color:#C9820A;font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}
.yab-ruler__desc{margin:0;max-width:22em;color:var(--ya-body);font-size:clamp(15px,1.25vw,19px);font-weight:500;line-height:1.45}
.yab-ruler__viewport--num .yab-ruler__slot{justify-content:center;border:0;background:none;font:inherit;cursor:pointer;opacity:.28;transform:scale(.72)}
.yab-ruler__viewport--num .yab-ruler__slot.is-active{opacity:1;transform:none}
.yab-ruler__viewport--num .yab-ruler__slot:hover:not(.is-active){opacity:.5}
.yab-ruler__value{display:flex;align-items:baseline;justify-content:center;gap:.22em;white-space:nowrap;font-family:YASchibsted,YAFustat,Arial,sans-serif;font-size:clamp(52px,7.4vw,112px);font-weight:600;line-height:1;letter-spacing:-.05em;color:var(--ya-ink)}
.yab-ruler__unit{font-size:.3em;font-weight:600;letter-spacing:0;color:var(--ya-orange)}
.yab-ruler__lines{position:relative;height:36px;margin:6px 0;background-repeat:repeat-x}
.yab-ruler__lines--top{background-image:linear-gradient(90deg,rgba(245,162,14,.6) 0 2px,transparent 2px),linear-gradient(90deg,var(--ya-orange) 0 2px,transparent 2px);background-size:20px 12px,100px 20px;background-position:left top,left top}
.yab-ruler__lines--bottom{background-image:linear-gradient(90deg,rgba(245,162,14,.6) 0 2px,transparent 2px),linear-gradient(90deg,var(--ya-orange) 0 2px,transparent 2px);background-size:20px 12px,100px 20px;background-position:left bottom,left bottom}
.yab-ruler__lines:after{content:"";position:absolute;left:50%;width:2px;height:32px;margin-left:-1px;background:var(--ya-orange)}
.yab-ruler__lines--top:after{top:0}.yab-ruler__lines--bottom:after{bottom:0}
.yab-ruler__controls{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:clamp(22px,3vw,36px);color:var(--ya-muted);font-size:14px;font-weight:600}
.yab-ruler__controls button{display:grid;place-items:center;width:40px;height:40px;border:0;border-radius:50%;background:transparent;color:var(--ya-ink);cursor:pointer;transition:background .2s,color .2s}
.yab-ruler__controls button:hover{background:var(--ya-orange)}
.yab-ruler__controls svg{width:20px;height:20px;fill:currentColor}
.yab-ruler__count em{font-style:normal;color:var(--ya-ink)}
.yab-ruler .yab-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
@media (prefers-reduced-motion:reduce){.yab-ruler__track,.yab-ruler__slot{transition:none}}

/* ---- 图片漂浮拼图 ---- */
.yab-collage{margin-top:clamp(40px,5vw,72px)}
.yab-collage__stage{position:relative;max-width:1152px;height:clamp(400px,44vw,560px);margin:0 auto}
.ya-about .yab-collage__img{position:absolute;display:block;height:auto;object-fit:cover;border-radius:clamp(12px,1.4vw,20px);box-shadow:0 25px 50px -12px rgba(14,23,51,.28);animation:yabFloat 6s ease-in-out infinite}
.ya-about .yab-collage__img--main{left:50%;top:50%;width:44%;translate:-50% -50%;z-index:2}
.ya-about .yab-collage__img--tl{left:2%;top:4%;width:27%;z-index:1;animation-delay:-1.2s}
.ya-about .yab-collage__img--tr{right:2%;top:0;width:27%;z-index:1;animation-delay:-2.6s}
.ya-about .yab-collage__img--bl{left:6%;bottom:2%;width:23%;z-index:3;animation-delay:-3.8s}
.ya-about .yab-collage__img--br{right:6%;bottom:0;width:23%;z-index:3;animation-delay:-5s}
@keyframes yabFloat{0%,100%{transform:translateY(0);box-shadow:0 25px 50px -12px rgba(14,23,51,.25)}50%{transform:translateY(-15px);box-shadow:0 35px 60px -15px rgba(14,23,51,.32)}}
@media (max-width:700px){
  .yab-collage__stage{height:clamp(420px,120vw,560px)}
  .ya-about .yab-collage__img--main{width:66%}
  .ya-about .yab-collage__img--tl{left:0;width:44%}
  .ya-about .yab-collage__img--tr{right:0;width:44%}
  .ya-about .yab-collage__img--bl{left:2%;width:38%}
  .ya-about .yab-collage__img--br{right:2%;width:38%}
}
@media (prefers-reduced-motion:reduce){.ya-about .yab-collage__img{animation:none}}

/* ===== Round 5: hero 3D tilt + text yields, tighter spacing, bigger ruler copy ===== */
.yab-intro{padding-bottom:clamp(20px,2.4vw,40px)}
.yab-numbers{padding-top:clamp(0px,.5vw,8px);padding-bottom:clamp(48px,6vw,88px)}
.yab-intro__grid{transition:grid-template-columns .7s cubic-bezier(.22,.9,.3,1)}
.yab-intro__hero,.yab-intro__small{transform:perspective(1100px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg)) scale(var(--sc,1));transform-style:preserve-3d;transition:transform .6s cubic-bezier(.22,.9,.3,1),box-shadow .5s ease;will-change:transform}
.yab-intro__hero.is-tilting,.yab-intro__small.is-tilting{transition:transform .12s linear,box-shadow .5s ease}
.yab-intro__hero.is-hover,.yab-intro__small.is-hover{--sc:1.03;box-shadow:0 28px 60px -22px rgba(14,23,51,.38)}
.ya-about .yab-intro__hero img,.ya-about .yab-intro__small img{transition:transform .8s cubic-bezier(.22,.9,.3,1);transform:scale(1.02)}
.ya-about .yab-intro__hero.is-hover img,.ya-about .yab-intro__small.is-hover img{transform:scale(1.09) translate(var(--px,0),var(--py,0))}
.yab-intro__text,.yab-intro__side h2{transition:font-size .5s ease}
@media (min-width:901px){
  .yab-intro__grid:has(.yab-intro__hero.is-hover){grid-template-columns:18fr 56fr 22fr}
  .yab-intro__grid:has(.yab-intro__small.is-hover){grid-template-columns:18fr 39fr 39fr}
}
@media (prefers-reduced-motion:reduce){.yab-intro__grid,.yab-intro__hero,.yab-intro__small{transition:none}}

.yab-ruler{--yab-stride:min(620px,88vw)}
.yab-ruler__viewport--copy{height:clamp(136px,12vw,176px)}
.yab-ruler__label{margin:0 0 10px;color:var(--ya-ink);font-size:clamp(13px,1.1vw,16px);letter-spacing:.18em}
.yab-ruler__desc{max-width:22em;color:#8790A8;font-size:clamp(20px,2.1vw,31px);font-weight:500;line-height:1.3;letter-spacing:-.01em;text-wrap:balance}
@media (max-width:700px){.yab-ruler__viewport--copy{height:170px}.yab-ruler__desc{font-size:19px}}

/* ===== Round 6: showroom video in a film-strip frame; ruler copy same size ===== */
.yab-ruler__viewport--copy{height:clamp(84px,7vw,104px)}
.yab-ruler__desc{font-size:clamp(13px,1.1vw,16px);font-weight:500;line-height:1.5;letter-spacing:0;max-width:26em}

.yab-showroom{padding-top:clamp(40px,5vw,80px);padding-bottom:clamp(28px,3.4vw,52px)}
.yab-showroom__grid{display:grid;grid-template-columns:1fr;justify-items:center;text-align:center;gap:clamp(16px,1.8vw,26px)}
.yab-showroom h2{max-width:11em;margin:0 auto;font-size:clamp(40px,5.6vw,88px);font-weight:600;line-height:1;letter-spacing:-.055em;color:var(--ya-ink)}
.yab-showroom__copy{justify-items:center;gap:clamp(20px,2.2vw,30px);max-width:44em;color:var(--ya-muted);font-size:clamp(16px,1.35vw,20px);line-height:1.55}
.yab-showroom__copy p{margin:0}

.yab-film{height:auto;padding:0 var(--ya-pad) clamp(56px,7vw,112px)}
.yab-film__sticky{position:relative;top:auto;height:auto;overflow:visible}
.ya-about .yab-film__frame{position:relative;inset:auto;clip-path:none!important;overflow:hidden;width:min(1180px,100% - 2 * clamp(24px,7vw,120px));margin:0 auto;padding:0 clamp(14px,1.6vw,22px);background:#2b2723;border-radius:clamp(14px,1.5vw,20px);box-shadow:0 30px 60px -34px rgba(14,23,51,.5)}
.yab-film__frame:before,.yab-film__frame:after{content:"";display:block;height:clamp(34px,3.2vw,46px);margin:0 calc(-1 * clamp(14px,1.6vw,22px));background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='44' height='46'%3E%3Crect x='8' y='15' width='26' height='16' rx='5' fill='%23141210' stroke='%23574f45' stroke-width='1.5'/%3E%3C/svg%3E") repeat-x center/44px 100%}
.yab-film__meta{display:flex;justify-content:space-between;gap:12px;padding:0 4px 8px;color:#cbbf9a;font:600 clamp(9px,.8vw,11px)/1 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.22em;white-space:nowrap;overflow:hidden}
.ya-about .yab-film__frame video{position:relative;inset:auto;display:block;width:100%;height:auto;aspect-ratio:16 / 7.6;object-fit:cover;transform:none!important;border:2px solid #d9cfa9;border-radius:4px;background:#14110e}
@media (max-width:900px){
  .yab-film{padding-bottom:48px}
  .ya-about .yab-film__frame{width:100%}
  .yab-film__sticky{height:auto}
  .yab-film__meta span:nth-child(3){display:none}
  .ya-about .yab-film__frame video{aspect-ratio:16 / 10}
}

/* ===== Round 7: film strip scales up on scroll; Global section restyle; static visit photos; country flip ===== */
.yab-film{padding:0 clamp(14px,2.6vw,44px) clamp(56px,7vw,112px)}
.ya-about .yab-film__frame{width:100%;max-width:none;transform-origin:50% 0;will-change:transform}
.ya-about .yab-film__frame video{aspect-ratio:16 / 7.4}

.yab-global__head{grid-template-columns:minmax(0,.95fr) minmax(320px,1fr);gap:clamp(36px,7vw,120px);align-items:center}
.yab-global__head h2{font-size:clamp(30px,3.6vw,54px);line-height:1.02;letter-spacing:-.05em;color:var(--ya-ink)}
.yab-global__head>p{margin:0;color:#2B2723;font-size:clamp(18px,1.6vw,25px);line-height:1.5;font-weight:500}

.yab-visits{display:grid;grid-template-columns:1fr 1.5fr 1fr;gap:clamp(16px,2.4vw,40px);align-items:start;max-width:1152px;margin:clamp(44px,5.4vw,80px) auto 0}
.yab-visits__col{display:grid;gap:clamp(20px,2.6vw,40px);align-content:start}
.yab-visits__col--l{padding-top:clamp(0px,1vw,16px)}
.yab-visits__col--l .yab-visits__item--bl{margin-left:clamp(0px,1.2vw,20px)}
.yab-visits__col--c{padding-top:clamp(40px,7vw,104px)}
.yab-visits__item{margin:0}
.ya-about .yab-visits__item img{display:block;width:100%;height:auto;object-fit:cover;border-radius:clamp(12px,1.4vw,20px);box-shadow:0 18px 36px -20px rgba(14,23,51,.32)}
.yab-visits__item figcaption{margin-top:10px;color:#9AA1B5;font-size:clamp(12px,1vw,14px);line-height:1.4}
@media (max-width:700px){
  .yab-visits{grid-template-columns:1fr 1fr}
  .yab-visits__col{display:contents}
  .yab-visits__item--main{grid-column:1 / -1;order:-1}
  .yab-visits__col--l .yab-visits__item--bl{margin-left:0}
}

.yab-flip{margin:clamp(48px,6vw,88px) 0 0;padding:clamp(22px,2.6vw,38px) 0;border-top:1px solid var(--ya-line);border-bottom:1px solid var(--ya-line)}
.yab-flip__line{margin:0;font-family:YASchibsted,YAFustat,Arial,sans-serif;font-size:clamp(30px,4.6vw,72px);font-weight:400;line-height:1.12;letter-spacing:-.045em;color:#6B7590}
.yab-flip__word{display:inline-block;vertical-align:bottom;white-space:nowrap;transition:width .55s cubic-bezier(.22,.9,.3,1)}
.yab-flip__inner{display:inline-block;color:var(--ya-orange);font-weight:600;transition:filter .38s ease,opacity .38s ease,transform .38s ease}
.yab-flip__inner.is-out{filter:blur(10px);opacity:0;transform:translateY(.12em)}
.yab-flip:not(.is-live) .yab-flip__word{white-space:normal}
@media (prefers-reduced-motion:reduce){.yab-flip__word,.yab-flip__inner{transition:none}}
@media (max-width:900px){.yab-global__head{grid-template-columns:1fr;gap:20px;align-items:start}}

/* Round 8: country flip lives inline in the Global paragraph */
.yab-global__copy p{margin:0;color:#2B2723;font-size:clamp(18px,1.6vw,25px);line-height:1.5;font-weight:500}
.yab-global__copy .yab-flip__inner{color:var(--ya-orange);font-weight:700}
.yab-global__copy .yab-flip__word{vertical-align:baseline}
.yab-global__note{margin-top:clamp(40px,5vw,72px)}
.yab-flip__nb{white-space:nowrap}

/* ===== Round 9: International support — smaller head, staggered card deck ===== */
.yab-support__head h2{font-size:clamp(34px,3.6vw,56px);line-height:1.02;letter-spacing:-.05em}
.yab-support__head>p{font-size:clamp(15px,1.15vw,18px);line-height:1.55}
.yab-deck{--w:clamp(250px,25vw,365px);--h:calc(var(--w) * 1.08);position:relative;margin:clamp(28px,4vw,56px) calc(-1 * var(--ya-pad)) 0;outline:none}
.yab-deck__stage{position:relative;height:calc(var(--h) + 96px);overflow:hidden;touch-action:pan-y;user-select:none}
.yab-deck__card{--pos:0;--ty:0px;--rot:0deg;position:absolute;left:50%;top:50%;width:var(--w);height:var(--h);margin:0;padding:clamp(22px,2.4vw,34px);box-sizing:border-box;display:flex;flex-direction:column;overflow:hidden;cursor:pointer;
  border:2px solid var(--ya-line);background:#FFFDF6;color:var(--ya-body);
  clip-path:polygon(0 0,calc(100% - 44px) 0,100% 44px,100% 100%,0 100%);
  transform:translate(-50%,-50%) translateX(calc(var(--pos) * var(--w) * .68)) translateY(var(--ty)) rotate(var(--rot));
  transition:transform .55s cubic-bezier(.22,.9,.3,1),background .4s,border-color .4s,color .4s,opacity .4s;will-change:transform}
.yab-deck__card:after{content:"";position:absolute;right:-1px;top:43px;width:63px;height:2px;background:var(--ya-line);transform-origin:right top;transform:rotate(-45deg);transition:background .4s}
.yab-deck__card.is-a{--ty:16px;--rot:2.5deg}
.yab-deck__card.is-b{--ty:-16px;--rot:-2.5deg}
.yab-deck__card.is-c{--ty:calc(var(--h) * -.14);--rot:0deg;z-index:5;cursor:default;background:var(--ya-ink);border-color:var(--ya-ink);color:#FBF7E9}
.yab-deck__card.is-c:after{background:var(--ya-ink)}
.yab-deck__card.is-jump{transition:none;opacity:0}
.yab-deck__num{color:var(--ya-orange);font-size:12px;font-weight:700;letter-spacing:.14em}
.yab-deck__card h3{margin:auto 0 0;font-size:clamp(21px,1.9vw,28px);line-height:1.08;letter-spacing:-.04em;color:var(--ya-ink);transition:color .4s}
.yab-deck__card p{margin:10px 0 0;font-size:clamp(13px,1.05vw,15px);line-height:1.5;color:var(--ya-muted);transition:color .4s}
.yab-deck__card.is-c h3{color:#FBF7E9}
.yab-deck__card.is-c p{color:rgba(251,247,233,.78)}
.yab-deck__card--img{padding:0;background:#D8D1BD}
.ya-about .yab-deck__card--img img{position:absolute;inset:0;display:block;width:100%;height:100%;object-fit:cover;filter:saturate(.7) brightness(.96);transition:filter .5s ease}
.ya-about .yab-deck__card--img.is-c img{filter:none}
.yab-deck__card--img figcaption{position:absolute;left:0;right:0;bottom:0;padding:34px clamp(18px,2vw,26px) 18px;color:#fff;font-size:11px;font-weight:650;letter-spacing:.08em;text-transform:uppercase;background:linear-gradient(180deg,transparent,rgba(5,9,25,.66))}
.yab-deck__controls{display:flex;justify-content:center;gap:10px;margin-top:clamp(8px,1.4vw,20px)}
.yab-deck__btn{display:grid;place-items:center;width:48px;height:48px;border:1.5px solid var(--ya-ink);border-radius:0;background:transparent;color:var(--ya-ink);cursor:pointer;transition:background .2s,color .2s}
.yab-deck__btn:hover,.yab-deck__btn:focus-visible{background:var(--ya-orange);border-color:var(--ya-orange)}
.yab-deck__btn svg{width:20px;height:20px}
@media (max-width:700px){.yab-deck{--w:min(72vw,290px)}.yab-deck__card{clip-path:polygon(0 0,calc(100% - 34px) 0,100% 34px,100% 100%,0 100%)}.yab-deck__card:after{top:33px;width:48px}}
@media (prefers-reduced-motion:reduce){.yab-deck__card{transition:none}}

/* Round 10: second photo row (warehouse / glass yard / showroom) */
.yab-visits--more{grid-template-columns:1fr 1.3fr;grid-template-rows:auto 1fr;margin-top:clamp(28px,3.4vw,52px);align-items:start}
.yab-visits--more .yab-visits__item--wh{grid-row:1 / span 2;grid-column:1}
.yab-visits--more .yab-visits__item--gy{grid-column:2;grid-row:1}
.yab-visits--more .yab-visits__item--wv{grid-column:2;grid-row:2}
@media (max-width:700px){.yab-visits--more{grid-template-columns:1fr 1fr}.yab-visits--more .yab-visits__item--main{order:0}}
/* Round 10b: second photo row scaled down to match the first collage */
.yab-visits--more{max-width:clamp(300px,58vw,780px)}
@media (max-width:700px){.yab-visits--more{max-width:none}}

/* Round 11: trim the empty tail under the last manufacturing step (04 Shipping) */
.yab-manufacturing .yab-flow{margin-bottom:0}
.yab-manufacturing{padding-bottom:clamp(20px,2.4vw,40px)}
@media (min-width:981px) and (min-height:640px){
  .yab-flow.is-3d .yab-flow__step:last-child{min-height:calc(56vh - var(--yab-nav-h,76px) * .3);padding-bottom:0}
}

/* ===== Round 12: magazine-style staggered gallery (3 + 2 + 3) ===== */
.yab-gal{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:clamp(14px,2vw,30px);row-gap:clamp(16px,2.4vw,36px);align-items:start;max-width:1152px;margin:clamp(44px,5.4vw,80px) auto 0}
.yab-gal__item{margin:0}
.ya-about .yab-gal__item img{display:block;width:100%;height:auto;object-fit:cover;border-radius:clamp(12px,1.4vw,20px);box-shadow:0 18px 36px -22px rgba(14,23,51,.34)}
.yab-gal__item figcaption{margin-top:10px;color:#9AA1B5;font-size:clamp(12px,1vw,14px);line-height:1.4}
.yab-gal__item--a{grid-column:1 / 5;grid-row:1}
.yab-gal__item--b{grid-column:5 / 9;grid-row:1;margin-top:clamp(20px,3.4vw,52px)}
.yab-gal__item--c{grid-column:9 / 13;grid-row:1;margin-top:clamp(40px,6.8vw,104px)}
.yab-gal__item--d{grid-column:1 / 5;grid-row:2}
.ya-about .yab-gal__item--d img{aspect-ratio:4 / 5}
.yab-gal__item--e{grid-column:5 / 13;grid-row:2;margin-top:clamp(40px,6.4vw,96px)}
.yab-gal__item--f{grid-column:1 / 5;grid-row:3;margin-top:clamp(40px,6.8vw,104px)}
.yab-gal__item--g{grid-column:5 / 9;grid-row:3;margin-top:clamp(20px,3.4vw,52px)}
.yab-gal__item--h{grid-column:9 / 13;grid-row:3}
@media (max-width:700px){
  .yab-gal{grid-template-columns:1fr 1fr}
  .yab-gal__item{grid-column:auto!important;grid-row:auto!important;margin-top:0!important}
  .yab-gal__item--e{grid-column:1 / -1!important}
  .yab-gal__item--b,.yab-gal__item--g{margin-top:24px!important}
}
/* Round 12b: beat `.ya-about figure{margin:0}` specificity so the stagger applies */
@media (min-width:701px){
  .ya-about .yab-gal__item--b{margin-top:clamp(20px,3.4vw,52px)}
  .ya-about .yab-gal__item--c{margin-top:clamp(40px,6.8vw,104px)}
  .ya-about .yab-gal__item--e{margin-top:clamp(40px,6.4vw,96px)}
  .ya-about .yab-gal__item--f{margin-top:clamp(40px,6.8vw,104px)}
  .ya-about .yab-gal__item--g{margin-top:clamp(20px,3.4vw,52px)}
}


/* 2026-10-09：Record delivery 卡片改为实拍照片背景（文字叠在渐变遮罩上，不单独展示图片） */
.yab-deck__card.yab-deck__card--bg,.yab-deck__card.yab-deck__card--bg.is-c{background:#0F1730;border-color:#0F1730;color:#fff}
.ya-about .yab-deck__card--bg>img{position:absolute;inset:0;display:block;width:100%;height:100%;object-fit:cover;object-position:50% 38%;z-index:0;filter:saturate(.75) brightness(.95);transition:filter .5s ease}
.ya-about .yab-deck__card--bg.is-c>img{filter:none}
.yab-deck__card--bg:before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(9,14,36,.18) 0%,rgba(9,14,36,.5) 42%,rgba(9,14,36,.9) 100%);pointer-events:none}
.yab-deck__card--bg>*:not(img){position:relative;z-index:2}
.yab-deck__card--bg h3,.yab-deck__card--bg.is-c h3{color:#fff}
.yab-deck__card--bg p,.yab-deck__card--bg.is-c p{color:rgba(255,255,255,.88)}
.yab-deck__card--bg:after{z-index:3;background:rgba(255,255,255,.55)}
.yab-deck__card--bg.is-c:after{background:rgba(255,255,255,.55)}