/* roulang page: index */
:root{
  --ink:#1E1C1A;
  --celadon:#6F7F72;
  --copper:#7A5A3E;
  --ceramic:#F4EFE6;
  --limestone:#E6DFD2;
  --deep:#141312;
  --glaze:#FBF8F2;
  --line:rgba(30,28,26,.12);
  --line-strong:rgba(30,28,26,.22);
  --danger:#8A3B2B;
  --mute:rgba(30,28,26,.66);
  --soft:rgba(30,28,26,.48);
  --white:#FBF8F2;
  --shadow:0 8px 24px rgba(30,28,26,.08);
  --shadow-warm:0 10px 28px rgba(122,90,62,.12);
  --r:4px;
  --r2:8px;
  --wrap:1240px;
  --top:52px;
  --sub:56px;
  --dock:64px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--ceramic);
  overflow-x:hidden;
  padding-bottom:calc(var(--dock) + 16px);
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--celadon);outline-offset:2px}
.skip{position:absolute;left:-999px;top:0}
.skip:focus{left:12px;top:12px;background:var(--glaze);padding:8px 12px;z-index:2000}
.wrap{width:min(var(--wrap),calc(100% - 40px));margin-inline:auto}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.18em;color:var(--copper);
  text-transform:none;
}
.kicker::before{content:"";width:18px;height:1px;background:var(--copper)}
h1,h2,h3,.display{
  font-family:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC","SimSun",serif;
  font-weight:600;letter-spacing:-.02em;line-height:1.25;
}
h1{font-size:clamp(32px,5vw,54px)}
h2{font-size:clamp(24px,3.2vw,36px)}
h3{font-size:20px}
.lede{color:var(--mute);max-width:38em;margin-top:14px}
.section{padding:88px 0;position:relative}
.section--tight{padding:42px 0}
.section--loose{padding:108px 0}
.section--stone{background:var(--limestone)}
.section--glaze{background:var(--glaze)}
.section--deep{background:var(--deep);color:var(--glaze)}
.section--deep .lede{color:rgba(251,248,242,.72)}
.section--deep h2{color:var(--glaze)}
.sec-head{margin-bottom:32px;max-width:720px}
.sec-head h2{margin-top:8px}
.copper-line{width:48px;height:1px;background:var(--copper);margin:16px 0 0}
.tag{
  position:absolute;top:10px;left:10px;z-index:2;
  background:rgba(244,239,230,.92);color:var(--ink);
  font-size:12px;padding:4px 8px;border:1px solid var(--line);border-radius:2px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 18px;border-radius:4px;
  border:1px solid transparent;transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--copper);color:var(--glaze);border-color:var(--copper)}
.btn-primary:hover,.btn-ghost:hover,.btn-line:hover{background:var(--ink);color:var(--glaze);border-color:var(--ink)}
.btn-line{background:transparent;color:var(--glaze);border-color:rgba(251,248,242,.45)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-block{width:100%}
.site-header{position:relative;z-index:90;background:var(--glaze);border-bottom:1px solid var(--line)}
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:var(--top);width:min(var(--wrap),calc(100% - 40px));margin-inline:auto;
}
.logo{
  font-family:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC","SimSun",serif;
  font-size:20px;letter-spacing:.04em;color:var(--ink);white-space:nowrap;
}
.logo span{color:var(--copper)}
.top-meta{display:flex;align-items:center;gap:18px;color:var(--mute);font-size:13px}
.top-meta a{min-height:44px;display:inline-flex;align-items:center}
.hours{padding:2px 8px;border:1px solid var(--line);border-radius:2px;color:var(--celadon)}
.subnav{
  background:rgba(251,248,242,.92);
  border-top:1px solid var(--line);
  position:sticky;top:0;z-index:80;
  backdrop-filter:blur(8px);
  transition:min-height .2s var(--ease);
}
.subnav-inner{
  width:min(var(--wrap),calc(100% - 40px));margin-inline:auto;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  min-height:var(--sub);
}
.site-menu{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.site-menu a{
  position:relative;display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:0 10px;font-size:14px;color:var(--soft);
}
.site-menu a:hover{color:var(--ink)}
.site-menu a.is-current{color:var(--ink)}
.site-menu a.is-current::after{
  content:"";position:absolute;left:12px;right:12px;bottom:8px;height:2px;
  background:var(--copper);border-radius:1px;
}
.menu-btn{
  display:none;min-width:44px;min-height:44px;border:1px solid var(--line);border-radius:4px;
  align-items:center;justify-content:center;gap:5px;flex-direction:column;
}
.menu-btn i,.menu-btn i::before,.menu-btn i::after{
  display:block;width:16px;height:1.5px;background:var(--ink);content:"";
}
.menu-btn i::before{transform:translateY(-5px)}
.menu-btn i::after{transform:translateY(3.5px);display:block}
.hero{position:relative;min-height:86vh;background:var(--deep);color:var(--glaze);overflow:hidden}
.slides{position:relative;min-height:86vh}
.slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .6s var(--ease)}
.slide.is-on{opacity:1;visibility:visible;z-index:1}
.slide img{width:100%;height:100%;object-fit:cover;filter:saturate(.86) contrast(1.05)}
.hero-mask{position:absolute;inset:0;background:linear-gradient(90deg,rgba(20,19,18,.78) 0%,rgba(20,19,18,.42) 46%,rgba(20,19,18,.18) 100%)}
.hero-slash{
  position:absolute;left:0;top:0;bottom:0;width:min(720px,78%);
  background:linear-gradient(160deg,rgba(30,28,26,.94),rgba(30,28,26,.72));
  clip-path:polygon(0 0,100% 0,78% 100%,0 100%);
  z-index:2;display:flex;align-items:center;
}
.hero-slash::after{
  content:"";position:absolute;right:18%;top:0;bottom:0;width:48px;
  background:linear-gradient(180deg,transparent,rgba(251,248,242,.08),transparent);
  opacity:.7;pointer-events:none;
}
.hero-copy{position:relative;z-index:3;padding:72px 48px 88px 0;width:min(560px,100%);margin-left:max(20px,calc((100vw - var(--wrap))/2))}
.hero-brand{font-size:13px;letter-spacing:.22em;color:rgba(251,248,242,.7);margin-bottom:18px}
.hero h1,.hero-display{
  font-family:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC","SimSun",serif;
  font-size:clamp(32px,5vw,52px);line-height:1.2;letter-spacing:-.03em;
}
.hero-lead{margin-top:18px;max-width:30em;color:rgba(251,248,242,.84);font-size:15px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-nav{
  position:absolute;left:0;right:0;bottom:28px;z-index:4;
  display:flex;align-items:center;justify-content:center;gap:10px;
}
.hero-nav button{
  min-width:44px;min-height:44px;border:1px solid rgba(251,248,242,.28);
  color:var(--glaze);border-radius:4px;background:rgba(20,19,18,.35);
}
.hero-nav button:hover{background:var(--copper);border-color:var(--copper)}
.dots{display:flex;gap:6px}
.dots button{
  width:44px;height:44px;position:relative;background:transparent;border:0;
}
.dots button::after{
  content:"";position:absolute;left:50%;top:50%;width:8px;height:8px;border-radius:1px;
  transform:translate(-50%,-50%);background:rgba(251,248,242,.35);
}
.dots button.is-on::after{background:var(--copper);width:18px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.step{
  display:grid;grid-template-columns:112px 1fr;gap:16px;align-items:center;
  padding:22px 22px;border-right:1px solid var(--line);background:var(--glaze);
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.step:last-child{border-right:0}
.step:hover{transform:translateY(-2px);border-color:var(--line-strong)}
.step img{width:112px;height:84px;object-fit:cover;border-radius:2px}
.step-no{font-variant-numeric:tabular-nums;color:var(--copper);font-size:13px;letter-spacing:.16em}
.step h3{margin:4px 0 6px}
.step p{color:var(--mute);font-size:15px}
.intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.intro-pic{position:relative}
.intro-pic img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:4px;box-shadow:var(--shadow-warm)}
.fog{
  position:absolute;right:-18px;bottom:-18px;width:42%;height:38%;
  background:rgba(251,248,242,.08);border:1px solid rgba(251,248,242,.18);
  backdrop-filter:blur(2px);pointer-events:none;
}
.intro-pic .fog{background:rgba(244,239,230,.55);border-color:var(--line)}
.spec{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:22px}
.spec div{background:var(--limestone);border:1px solid var(--line);padding:12px 14px;border-radius:4px}
.spec b{display:block;font-size:18px;font-variant-numeric:tabular-nums}
.spec span{font-size:12px;color:var(--soft)}
.proof{margin-top:16px;padding:14px 16px;border-left:2px solid var(--copper);background:rgba(122,90,62,.06);font-size:15px;color:var(--mute)}
.scene-grid{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:start}
.scene-main{position:relative}
.scene-main img,.scene-side img{width:100%;object-fit:cover;border-radius:4px}
.scene-main img{aspect-ratio:4/3}
.scene-side{margin-top:64px}
.scene-side img{aspect-ratio:3/4}
.scene-cap{margin-top:14px;color:var(--mute)}
.scene-switch{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.scene-switch button{
  min-height:44px;padding:0 14px;border:1px solid var(--line);border-radius:2px;background:var(--glaze);color:var(--soft);
}
.scene-switch button.is-on,.scene-switch button:hover{border-color:var(--copper);color:var(--ink);transform:translateY(-2px)}
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.adv{
  background:var(--glaze);border:1px solid var(--line);border-radius:4px;overflow:hidden;position:relative;
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.adv:hover{transform:translateY(-2px);border-color:var(--line-strong)}
.adv img{width:100%;height:150px;object-fit:cover}
.adv-body{padding:16px 16px 18px}
.adv h3{margin-bottom:8px;font-size:18px}
.adv p{color:var(--mute);font-size:15px}
.product-grid{display:grid;grid-template-columns:1.35fr 1fr;grid-template-rows:auto auto;gap:16px}
.prod{position:relative;background:var(--glaze);border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:transform .22s var(--ease),border-color .22s var(--ease)}
.prod:hover{transform:translateY(-2px);border-color:var(--line-strong)}
.prod--lead{grid-row:1 / span 2}
.prod img{width:100%;object-fit:cover}
.prod--lead img{aspect-ratio:3/4;min-height:100%;height:100%}
.prod:not(.prod--lead){display:grid;grid-template-columns:140px 1fr}
.prod:not(.prod--lead) img{height:100%;aspect-ratio:3/4}
.prod-body{padding:18px}
.prod-body p{color:var(--mute);margin:8px 0 14px;font-size:15px}
.compare-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);background:var(--glaze)}
.compare{min-width:680px}
.compare th,.compare td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;font-size:15px}
.compare th{background:var(--ink);color:var(--glaze);font-weight:500}
.compare td:first-child{font-family:"Songti SC","STSong","SimSun",serif;white-space:nowrap}
.compare tr:hover td{background:rgba(111,127,114,.06)}
.case-wall{position:relative;min-height:560px}
.case-wall img{width:100%;height:560px;object-fit:cover;filter:saturate(.8)}
.case-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,19,18,.2),rgba(20,19,18,.78))}
.case-quote{
  position:absolute;left:max(20px,calc((100vw - var(--wrap))/2));bottom:48px;max-width:520px;
  background:rgba(251,248,242,.08);border:1px solid rgba(251,248,242,.14);padding:24px 26px;
}
.case-quote p{font-family:"Songti SC","STSong","SimSun",serif;font-size:26px;line-height:1.45}
.story-grid{display:grid;grid-template-columns:1.2fr .9fr .9fr;gap:16px}
.story{background:var(--glaze);border:1px solid var(--line);padding:22px;border-radius:4px;transition:transform .22s var(--ease)}
.story:hover{transform:translateY(-2px)}
.story .meta{font-size:12px;color:var(--copper);letter-spacing:.08em;margin-bottom:10px}
.story h3{margin-bottom:8px}
.story p{color:var(--mute);font-size:15px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:var(--limestone);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat{padding:28px 22px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-size:36px;font-variant-numeric:tabular-nums;letter-spacing:-.03em;line-height:1.1}
.stat b i{font-style:normal;font-size:16px;margin-left:6px;color:var(--copper);font-weight:500}
.stat span{display:block;margin-top:8px;color:var(--mute);font-size:14px}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.review{background:var(--glaze);border:1px solid var(--line);padding:20px;border-radius:4px}
.stars{color:var(--copper);letter-spacing:2px;font-size:14px}
.scene-tag{display:inline-block;margin-top:10px;font-size:12px;border:1px solid var(--line);padding:3px 8px;color:var(--celadon);border-radius:2px}
.review p{margin-top:10px;color:var(--mute)}
.news-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:28px}
.news-feature{position:relative;background:var(--glaze);border:1px solid var(--line);overflow:hidden}
.news-feature img{width:100%;height:280px;object-fit:cover}
.news-feature .pad,.news-list a .pad{padding:18px}
.news-list{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line)}
.news-list a{display:grid;grid-template-columns:96px 1fr;gap:14px;padding:16px 0;border-bottom:1px solid var(--line);align-items:center}
.news-list img{width:96px;height:72px;object-fit:cover;border-radius:2px}
.news-list time,.news-feature time{display:block;font-size:12px;color:var(--soft);margin-bottom:4px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line);background:var(--glaze)}
.faq-item button{
  width:100%;text-align:left;min-height:56px;padding:14px 44px 14px 0;position:relative;
  font-family:"Songti SC","STSong","SimSun",serif;font-size:18px;
}
.faq-item button::after{
  content:"";position:absolute;right:8px;top:50%;width:10px;height:10px;
  border-right:1px solid var(--copper);border-bottom:1px solid var(--copper);
  transform:translateY(-70%) rotate(45deg);transition:transform .2s var(--ease);
}
.faq-item.is-open button::after{transform:translateY(-20%) rotate(225deg)}
.faq-panel{display:none;padding:0 0 18px;color:var(--mute);max-width:52em}
.faq-item.is-open .faq-panel{display:block}
.assure{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:var(--limestone);border:1px solid var(--line)}
.assure li{
  display:flex;align-items:center;gap:12px;min-height:72px;padding:12px 18px;border-right:1px solid var(--line);
}
.assure li:last-child{border-right:0}
.badge{
  min-width:36px;height:36px;border-radius:2px;border:1px solid var(--copper);color:var(--copper);
  display:flex;align-items:center;justify-content:center;font-size:12px;
}
.convert{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:start}
.flow{display:grid;gap:12px;margin-top:18px}
.flow li{display:grid;grid-template-columns:32px 1fr;gap:10px;align-items:start;color:var(--mute)}
.flow b{width:32px;height:32px;border:1px solid var(--copper);color:var(--copper);display:flex;align-items:center;justify-content:center;font-size:12px}
.form{
  background:var(--glaze);border:1px solid var(--line);padding:24px;border-radius:4px;box-shadow:var(--shadow);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.field.span{grid-column:1/-1}
.field label{font-size:13px}
.req{color:var(--danger)}
.field input,.field textarea{
  min-height:44px;border:1px solid var(--line);border-radius:4px;background:var(--ceramic);padding:8px 12px;
}
.field textarea{min-height:88px;resize:vertical}
.checks{display:flex;flex-wrap:wrap;gap:8px}
.checks label{
  min-height:44px;display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--line);padding:0 12px;border-radius:2px;background:var(--ceramic);
}
.form-note{margin-top:10px;font-size:13px;color:var(--soft)}
.form-ok{padding:18px;background:rgba(111,127,114,.12);border:1px solid var(--celadon);color:var(--ink)}
.form-err{padding:10px 12px;background:rgba(138,59,43,.08);border:1px solid var(--danger);color:var(--danger);margin-bottom:12px}
.side-contact{margin-top:14px;color:var(--mute);font-size:15px}
.site-footer{background:var(--ink);color:rgba(251,248,242,.78);padding:56px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.3fr .9fr .9fr 1fr;gap:28px}
.site-footer .logo{color:var(--glaze)}
.site-footer a{display:inline-flex;min-height:36px;align-items:center}
.site-footer a:hover{color:var(--glaze)}
.foot-title{font-family:"Songti SC","STSong","SimSun",serif;color:var(--glaze);margin-bottom:8px}
.copy{margin-top:28px;padding-top:16px;border-top:1px solid rgba(251,248,242,.1);font-size:13px;color:rgba(251,248,242,.5);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.dock{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:var(--ink);color:var(--glaze);border-top:1px solid rgba(251,248,242,.08);
  min-height:var(--dock);
}
.dock-inner{width:min(var(--wrap),calc(100% - 40px));margin-inline:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:var(--dock)}
.dock-actions{display:flex;align-items:center;gap:10px}
.dock-hide{
  min-width:44px;min-height:44px;border:1px solid rgba(251,248,242,.2);color:var(--glaze);border-radius:4px;
}
.dock.is-min{left:auto;right:12px;bottom:12px;width:auto;border:1px solid rgba(251,248,242,.15);border-radius:8px}
.dock.is-min .dock-inner{width:auto;padding:6px}
.dock.is-min .dock-copy,.dock.is-min .dock-hide,.dock.is-min .tel-link{display:none}
.noscroll{overflow:hidden}
@media (max-width:1200px){
  .hero-copy{margin-left:24px;padding-right:24px}
  .intro-grid,.scene-grid,.news-grid,.convert,.product-grid{gap:22px}
}
@media (max-width:992px){
  .intro-grid,.scene-grid,.news-grid,.convert,.foot-grid{grid-template-columns:1fr}
  .product-grid{grid-template-columns:1fr;grid-template-rows:auto}
  .prod--lead{grid-row:auto}
  .prod--lead img{aspect-ratio:4/3;height:auto}
  .adv-grid,.review-grid{grid-template-columns:1fr 1fr}
  .story-grid{grid-template-columns:1fr}
  .stats,.assure,.steps{grid-template-columns:1fr 1fr}
  .step,.stat,.assure li{border-bottom:1px solid var(--line)}
  .hero-slash{width:86%;clip-path:polygon(0 0,100% 0,88% 100%,0 100%)}
  .scene-side{margin-top:0}
}
@media (max-width:768px){
  .wrap,.topbar,.subnav-inner,.dock-inner{width:min(var(--wrap),calc(100% - 28px))}
  .top-meta .hours{display:none}
  .menu-btn{display:flex}
  .subnav-inner{min-height:48px}
  .site-menu{
    position:fixed;inset:0 0 0 auto;width:min(86vw,360px);background:var(--glaze);
    flex-direction:column;align-items:stretch;padding:72px 22px 24px;
    transform:translateX(110%);transition:transform .28s var(--ease);
    box-shadow:var(--shadow);z-index:120;
  }
  .site-menu.is-open{transform:none}
  .menu-backdrop{
    display:none;position:fixed;inset:0;background:rgba(20,19,18,.45);z-index:110;
  }
  .menu-backdrop.is-on{display:block}
  .section,.section--loose{padding:64px 0}
  .section--tight{padding:28px 0}
  .steps,.stats,.assure,.adv-grid,.review-grid,.form-grid{grid-template-columns:1fr}
  .prod:not(.prod--lead){grid-template-columns:1fr}
  .prod:not(.prod--lead) img{aspect-ratio:4/3;height:auto}
  .hero,.slides{min-height:100vh}
  .hero-slash{width:100%;clip-path:none;background:linear-gradient(180deg,rgba(20,19,18,.2),rgba(20,19,18,.88))}
  .hero-copy{margin:0;padding:28vh 20px 120px}
  .case-quote{left:16px;right:16px;bottom:24px}
  .copy{flex-direction:column}
}
@media (max-width:375px){
  body{font-size:15px}
  .logo{font-size:17px}
  .hero-cta .btn,.top-meta .btn{padding:0 12px}
  .hero-nav{bottom:18px}
  .stat b{font-size:28px}
  .case-quote p{font-size:20px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .slide,.btn,.step,.adv,.prod{transition:none}
}

/* roulang page: index */
:root {
      --c-primary: #2f433c;
      --c-primary-deep: #22332e;
      --c-primary-soft: #3d564c;
      --c-accent: #6e9a8c;
      --c-mist: #c9ddd4;
      --c-copper: #4f7a6c;
      --c-bg: #f4f0ea;
      --c-bg-alt: #ebe5dc;
      --c-card: #fffcf7;
      --c-line: #e2dbd1;
      --c-ink: #1a221f;
      --c-muted: #5d6662;
      --c-dark: #121917;
      --c-dark-soft: #1b2622;
      --c-nickel: #c8c3b8;
      --c-white: #f8f5f0;
      --c-danger: #8f3a32;
      --radius: 8px;
      --radius-sm: 6px;
      --shadow: 0 8px 24px rgba(26, 34, 31, 0.06);
      --shadow-hover: 0 14px 28px rgba(26, 34, 31, 0.09);
      --container: 1200px;
      --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
      --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      --header-h: 74px;
      --fixbar-h: 64px;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 86px; }
    body {
      margin: 0;
      font-family: var(--font-sans);
      color: var(--c-ink);
      background: var(--c-bg);
      line-height: 1.75;
      font-size: 16px;
      padding-bottom: calc(var(--fixbar-h) + env(safe-area-inset-bottom));
    }
    body.nav-open { overflow: hidden; }
    img { max-width: 100%; display: block; height: auto; }
    a { color: var(--c-primary); text-decoration: none; transition: color .2s ease, opacity .2s ease; }
    a:hover { color: var(--c-copper); }
    button, input, select, textarea { font-family: inherit; font-size: 16px; }
    button { cursor: pointer; border: 0; background: none; }
    h1, h2, h3 { font-family: var(--font-serif); letter-spacing: -0.02em; line-height: 1.28; color: var(--c-ink); margin: 0 0 12px; font-weight: 600; }
    p { margin: 0 0 14px; }
    ul { margin: 0; padding: 0; list-style: none; }
    :focus-visible { outline: 2px solid var(--c-copper); outline-offset: 3px; }
    .container { width: min(100% - 40px, var(--container)); margin: 0 auto; }
    .site-header { position: relative; z-index: 90; }
    .toolbar {
      background: #efe8de;
      color: var(--c-muted);
      font-size: 12px;
      border-bottom: 1px solid var(--c-line);
    }
    .toolbar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      min-height: 36px;
      flex-wrap: wrap;
    }
    .toolbar-left, .toolbar-right { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
    .toolbar a { color: var(--c-primary-soft); }
    .toolbar a:hover { color: var(--c-primary); }
    .nav-main {
      background: rgba(251, 247, 241, 0.94);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--c-line);
      transition: box-shadow .2s ease;
    }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: var(--header-h);
      gap: 20px;
    }
    .brand { display: flex; align-items: center; gap: 10px; color: var(--c-ink); min-height: 44px; }
    .brand:hover { color: var(--c-primary); }
    .brand-mark {
      width: 38px; height: 38px; flex: 0 0 38px;
      border: 1px solid var(--c-nickel);
      border-radius: 8px;
      display: grid; place-items: center;
      background: linear-gradient(180deg, #f7f3ec, #e7efe9);
    }
    .brand-name { font-family: var(--font-serif); font-size: 18px; font-weight: 700; line-height: 1.2; }
    .brand-sub { display: block; font-family: var(--font-sans); font-size: 11px; color: var(--c-muted); font-weight: 400; letter-spacing: 0.08em; }
    .nav-links { display: flex; align-items: center; gap: 4px; }
    .nav-links a {
      color: var(--c-ink);
      padding: 10px 12px;
      min-height: 44px;
      display: inline-flex; align-items: center;
      font-size: 15px;
      position: relative;
    }
    .nav-links a::after {
      content: "";
      position: absolute; left: 12px; right: 12px; bottom: 8px;
      height: 1px; background: var(--c-primary);
      transform: scaleX(0); transform-origin: left; transition: transform .2s ease;
    }
    .nav-links a:hover::after, .nav-links a.is-active::after { transform: scaleX(1); }
    .nav-links a.is-active { color: var(--c-primary); }
    .menu-toggle {
      display: none;
      width: 44px; height: 44px;
      border: 1px solid var(--c-line);
      border-radius: 8px;
      align-items: center; justify-content: center; flex-direction: column; gap: 5px;
    }
    .menu-toggle span { width: 18px; height: 1.5px; background: var(--c-ink); display: block; }
    .site-header.is-stuck .toolbar { display: none; }
    .site-header.is-stuck .nav-main {
      position: sticky; top: 0;
      box-shadow: var(--shadow);
    }
    .btn {
      display: inline-flex; align-items: center; justify-content: center;
      min-height: 46px; padding: 0 22px;
      border-radius: var(--radius-sm);
      font-weight: 600; letter-spacing: 0.02em;
      transition: background .2s ease, transform .2s ease, box-shadow .2s ease, border-color .2s ease, color .2s ease;
    }
    .btn-primary {
      background: var(--c-primary); color: #f7f4ee;
      border: 1px solid var(--c-primary-deep);
      box-shadow: 0 1px 0 rgba(255,255,255,.12) inset;
    }
    .btn-primary:hover { background: var(--c-primary-deep); color: #fff; transform: translateY(-2px); }
    .btn-primary:active { transform: translateY(1px); }
    .btn-ghost {
      background: transparent; color: #f4f0ea;
      border: 1px solid rgba(200, 195, 184, .7);
    }
    .btn-ghost:hover { border-color: #fff; color: #fff; transform: translateY(-2px); }
    .btn-line {
      background: transparent; color: var(--c-primary);
      border: 1px solid var(--c-nickel);
    }
    .btn-line:hover { border-color: var(--c-primary); transform: translateY(-2px); box-shadow: var(--shadow); }
    .btn:focus-visible { outline: 2px solid var(--c-copper); outline-offset: 3px; }
    .hero {
      position: relative;
      min-height: calc(100vh - 110px);
      min-height: 86vh;
      overflow: hidden;
      background: var(--c-dark);
    }
    .hero-slide {
      position: absolute; inset: 0; opacity: 0;
      transition: opacity .8s ease;
    }
    .hero-slide.is-active { opacity: 1; z-index: 1; }
    .hero-slide img {
      width: 100%; height: 100%; object-fit: cover;
      filter: saturate(.92) contrast(1.05);
    }
    .hero-slide::after {
      content: "";
      position: absolute; inset: 0;
      background: linear-gradient(90deg, rgba(18,25,23,.72) 0%, rgba(18,25,23,.28) 48%, rgba(18,25,23,.18) 100%);
    }
    .hero-slash {
      position: relative; z-index: 2;
      min-height: inherit;
      display: flex; align-items: center;
      clip-path: polygon(0 0, 78% 0, 62% 100%, 0 100%);
      width: 72%;
      background: linear-gradient(135deg, rgba(26, 40, 36, .94) 0%, rgba(47, 67, 60, .88) 58%, rgba(79, 122, 108, .42) 100%);
      border-right: 1px solid rgba(200, 195, 184, .28);
    }
    .hero-copy { width: min(100% - 40px, 620px); margin-left: max(20px, calc((100vw - var(--container)) / 2)); padding: 72px 0 88px; color: #f4f0ea; }
    .hero-kicker {
      display: inline-flex; align-items: center; gap: 8px;
      font-size: 13px; letter-spacing: .18em;
      color: var(--c-mist); margin-bottom: 16px;
    }
    .hero-kicker::before { content: ""; width: 28px; height: 1px; background: var(--c-nickel); }
    .hero h1 { color: #f8f5f0; font-size: clamp(32px, 4.4vw, 52px); margin-bottom: 18px; }
    .hero-lead { font-size: 16px; line-height: 1.9; color: #ddd6cc; max-width: 36em; margin-bottom: 28px; }
    .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
    .hero-controls {
      position: absolute; z-index: 3; right: 28px; bottom: 28px;
      display: flex; align-items: center; gap: 10px;
    }
    .hero-arrow {
      width: 48px; height: 48px; border-radius: 8px;
      border: 1px solid rgba(200,195,184,.5);
      color: #f4f0ea; background: rgba(18,25,23,.35);
      display: grid; place-items: center;
    }
    .hero-arrow:hover { background: rgba(47,67,60,.85); border-color: var(--c-nickel); }
    .hero-dots { display: flex; gap: 8px; margin-left: 6px; }
    .hero-dots button {
      width: 22px; height: 22px; border-radius: 50%;
      border: 1px solid var(--c-nickel);
      position: relative;
    }
    .hero-dots button::after {
      content: ""; width: 8px; height: 8px; border-radius: 50%;
      background: transparent; display: block; margin: 6px auto;
    }
    .hero-dots button.is-active::after, .hero-dots button:hover::after { background: var(--c-mist); }
    .band { padding: 108px 0; position: relative; }
    .band-tight { padding: 64px 0; }
    .band-alt { background: var(--c-bg-alt); }
    .band-card { background: var(--c-bg-warm, #fbf7f1); }
    .section-head { max-width: 720px; margin-bottom: 36px; }
    .section-head.wide { max-width: none; display: flex; justify-content: space-between; gap: 24px; align-items: end; }
    .eyebrow {
      color: var(--c-copper); font-size: 13px; letter-spacing: .12em;
      margin-bottom: 8px; display: inline-block;
    }
    .section-title { font-size: clamp(26px, 3vw, 36px); }
    .section-desc { color: var(--c-muted); font-size: 15px; line-height: 1.9; max-width: 42em; }
    .kpi {
      background: linear-gradient(90deg, #2a3b35 0%, #3d564c 52%, #2f433c 100%);
      color: #f4f0ea; padding: 42px 0;
    }
    .kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
    .kpi-item { border-left: 1px solid rgba(200,195,184,.28); padding: 8px 0 8px 22px; }
    .kpi-item:first-child { border-left: 0; padding-left: 0; }
    .kpi-num { font-family: var(--font-serif); font-size: 40px; line-height: 1; color: #e8f3ee; }
    .kpi-num span { font-size: 18px; margin-left: 2px; }
    .kpi-label { margin-top: 8px; color: var(--c-mist); font-size: 14px; }
    .selling-row { display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 0; border: 1px solid var(--c-line); background: var(--c-card); border-radius: 10px; overflow: hidden; }
    .selling-item { padding: 32px 28px; border-right: 1px solid var(--c-line); position: relative; }
    .selling-item:last-child { border-right: 0; }
    .selling-step {
      font-family: var(--font-serif); color: var(--c-accent); font-size: 13px;
      letter-spacing: .16em; margin-bottom: 10px;
    }
    .selling-item h3 { font-size: 22px; }
    .selling-item p { color: var(--c-muted); font-size: 15px; margin: 0; }
    .intro-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
    .intro-media { position: relative; min-height: 420px; }
    .intro-back {
      width: 78%; height: 78%; object-fit: cover; border-radius: 0;
      filter: grayscale(.15);
    }
    .intro-cover {
      position: absolute; right: 0; bottom: 0; width: 68%;
      border: 6px solid var(--c-bg); box-shadow: var(--shadow);
      border-radius: 8px; object-fit: cover; aspect-ratio: 4/3;
    }
    .spec-list { margin-top: 18px; display: grid; gap: 10px; }
    .spec-list li {
      padding-left: 16px; position: relative; color: var(--c-muted); font-size: 15px;
    }
    .spec-list li::before {
      content: ""; width: 7px; height: 7px; border: 1px solid var(--c-copper);
      position: absolute; left: 0; top: 9px; border-radius: 1px;
    }
    .scene-layout { display: grid; grid-template-columns: 280px 1fr; gap: 24px; }
    .scene-tabs { display: flex; flex-direction: column; gap: 8px; }
    .scene-tab {
      text-align: left; padding: 16px 18px; min-height: 64px;
      border: 1px solid var(--c-line); background: var(--c-card); border-radius: 8px;
      color: var(--c-ink);
    }
    .scene-tab small { display: block; color: var(--c-muted); font-size: 12px; margin-top: 4px; }
    .scene-tab.is-active, .scene-tab:hover { border-color: var(--c-primary); box-shadow: var(--shadow); }
    .scene-tab.is-active { background: #eef4f1; }
    .scene-stage { position: relative; min-height: 460px; overflow: hidden; border-radius: 0; }
    .scene-panel { position: absolute; inset: 0; opacity: 0; transition: opacity .45s ease; }
    .scene-panel.is-active { opacity: 1; }
    .scene-panel img { width: 100%; height: 100%; object-fit: cover; }
    .scene-caption {
      position: absolute; left: 0; right: 0; bottom: 0;
      padding: 28px 24px 22px;
      background: linear-gradient(180deg, transparent, rgba(18,25,23,.78));
      color: #f4f0ea;
    }
    .scene-caption h3 { color: #f8f5f0; font-size: 24px; margin-bottom: 6px; }
    .scene-caption p { margin: 0 0 12px; color: #ddd6cc; font-size: 14px; }
    .adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
    .adv-card {
      background: var(--c-card); border: 1px solid var(--c-line);
      border-radius: 10px; padding: 26px 24px 24px;
      box-shadow: var(--shadow); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .adv-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); border-color: var(--c-nickel); }
    .adv-icon { width: 42px; height: 42px; margin-bottom: 16px; color: var(--c-copper); }
    .adv-card h3 { font-size: 20px; }
    .adv-card p { color: var(--c-muted); font-size: 14px; margin: 0; }
    .product-stage { display: grid; grid-template-columns: 1.35fr .82fr; grid-template-rows: 1fr 1fr; gap: 18px; }
    .product-card {
      background: var(--c-card); border: 1px solid var(--c-line); border-radius: 10px; overflow: hidden;
      display: flex; flex-direction: column; box-shadow: var(--shadow);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .product-card:hover { transform: translateY(-3px); border-color: var(--c-nickel); box-shadow: var(--shadow-hover); }
    .product-main { grid-row: 1 / span 2; }
    .product-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
    .product-main img { aspect-ratio: 3/4; height: 100%; max-height: 640px; }
    .product-body { padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
    .badge {
      display: inline-flex; align-self: flex-start;
      font-size: 12px; color: var(--c-copper);
      border: 1px solid var(--c-mist); padding: 3px 8px; border-radius: 6px;
      background: #f2f7f4;
    }
    .product-body h3 { font-size: 22px; }
    .spec-dots { color: var(--c-muted); font-size: 14px; display: grid; gap: 6px; margin: 0 0 8px; }
    .spec-dots li { padding-left: 12px; position: relative; }
    .spec-dots li::before { content: ""; width: 5px; height: 5px; background: var(--c-accent); position: absolute; left: 0; top: 8px; border-radius: 50%; }
    .cases { background: var(--c-dark); color: #e7e1d8; padding: 0; }
    .cases-layout { display: grid; grid-template-columns: 1.15fr .85fr; min-height: 620px; }
    .cases-visual { position: relative; min-height: 420px; }
    .cases-visual img { width: 100%; height: 100%; object-fit: cover; }
    .cases-copy { padding: 72px 48px; display: flex; flex-direction: column; justify-content: center; background: var(--c-dark-soft); }
    .cases-copy h2 { color: #f6f1ea; font-size: clamp(28px, 3vw, 38px); }
    .cases-copy p { color: #cfc7bc; max-width: 36em; }
    .case-slices { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 28px; }
    .case-slice { border: 1px solid rgba(200,195,184,.2); padding: 16px; }
    .case-slice h3 { color: #f4f0ea; font-size: 18px; }
    .case-slice p { margin: 0; font-size: 14px; color: #b7b0a6; }
    .compare-wrap { overflow-x: auto; border: 1px solid var(--c-line); background: var(--c-card); border-radius: 10px; }
    table.compare { width: 100%; border-collapse: collapse; min-width: 720px; }
    .compare th, .compare td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--c-line); font-size: 14px; vertical-align: top; }
    .compare th { font-family: var(--font-serif); font-weight: 600; background: #eef3f0; }
    .compare td:first-child, .compare th:first-child { color: var(--c-primary); width: 18%; }
    .compare tr:last-child td { border-bottom: 0; }
    .story-track {
      display: flex; gap: 18px; overflow-x: auto; scroll-snap-type: x mandatory;
      padding-bottom: 8px; -webkit-overflow-scrolling: touch;
    }
    .story-card {
      flex: 0 0 min(78%, 380px); scroll-snap-align: start;
      background: var(--c-card); border: 1px solid var(--c-line); border-radius: 10px; overflow: hidden;
      box-shadow: var(--shadow);
    }
    .story-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
    .story-card .body { padding: 20px; }
    .story-card h3 { font-size: 20px; }
    .story-card p { color: var(--c-muted); font-size: 14px; margin: 0; }
    .tag { font-size: 12px; color: var(--c-copper); margin-bottom: 8px; display: inline-block; }
    .timeline { background: linear-gradient(180deg, #1b2622, #24342f); color: #eee8df; }
    .timeline .section-title, .timeline .eyebrow { color: #eef6f2; }
    .timeline .section-desc { color: #c9c2b8; }
    .tl-list { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin-top: 12px; }
    .tl-item { padding: 18px 18px 8px 0; border-top: 1px solid rgba(200,195,184,.25); position: relative; }
    .tl-item::before {
      content: ""; width: 9px; height: 9px; background: var(--c-accent);
      border-radius: 50%; position: absolute; top: -5px; left: 0;
    }
    .tl-item b { display: block; font-family: var(--font-serif); font-size: 18px; margin: 12px 0 8px; color: #f7f3ec; }
    .tl-item p { color: #cfc7bc; font-size: 14px; }
    .review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .review-card {
      background: var(--c-card); border: 1px solid var(--c-line); border-radius: 10px;
      padding: 22px; box-shadow: var(--shadow);
    }
    .review-card p { color: var(--c-muted); font-size: 14px; min-height: 4.6em; }
    .review-meta { display: flex; justify-content: space-between; font-size: 13px; color: var(--c-primary); border-top: 1px solid var(--c-line); padding-top: 12px; }
    .partner-wall { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
    .partner-item {
      min-height: 44px; padding: 8px 14px; border: 1px solid var(--c-line);
      border-radius: 6px; background: #f7f3ec; color: var(--c-muted); font-size: 13px;
      display: inline-flex; align-items: center; gap: 8px;
    }
    .partner-item i {
      width: 10px; height: 10px; border: 1px solid var(--c-copper); display: inline-block; transform: rotate(45deg);
    }
    .news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
    .news-card {
      background: var(--c-card); border: 1px solid var(--c-line); border-radius: 10px; overflow: hidden;
      display: flex; flex-direction: column; transition: transform .2s ease, border-color .2s ease;
    }
    .news-card:hover { transform: translateY(-3px); border-color: var(--c-nickel); }
    .news-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
    .news-card .body { padding: 16px 16px 18px; }
    .news-date { font-size: 12px; color: var(--c-accent); }
    .news-card h3 { font-size: 18px; }
    .news-card p { color: var(--c-muted); font-size: 14px; margin: 0; }
    .news-more { margin-top: 22px; }
    .faq-list { display: grid; gap: 10px; }
    .faq-item { border: 1px solid var(--c-line); background: var(--c-card); border-radius: 8px; overflow: hidden; }
    .faq-q {
      width: 100%; text-align: left; padding: 16px 48px 16px 18px;
      min-height: 56px; position: relative; font-weight: 600; color: var(--c-ink);
    }
    .faq-q::after, .faq-q::before {
      content: ""; position: absolute; right: 20px; top: 50%;
      background: var(--c-primary); width: 14px; height: 2px;
    }
    .faq-q::after { transform: rotate(90deg); transition: transform .2s ease, opacity .2s ease; }
    .faq-item.is-open .faq-q::after { transform: rotate(0deg); opacity: 0; }
    .faq-a { display: none; padding: 0 18px 18px; color: var(--c-muted); font-size: 15px; }
    .faq-item.is-open .faq-a { display: block; }
    .g-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
    .g-item {
      background: var(--c-card); border: 1px solid var(--c-line); border-radius: 10px;
      padding: 22px 18px; text-align: left; box-shadow: var(--shadow);
    }
    .g-item svg { width: 36px; height: 36px; color: var(--c-copper); margin-bottom: 12px; }
    .g-item h3 { font-size: 18px; }
    .g-item p { margin: 0; color: var(--c-muted); font-size: 14px; }
    .contact { background: #ece6dc url("/assets/images/aba4e6757ae0124b.webp") center/cover; position: relative; }
    .contact::before { content: ""; position: absolute; inset: 0; background: rgba(244,240,234,.9); }
    .contact .container { position: relative; z-index: 1; }
    .contact-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 28px; align-items: start; }
    .contact-panel, .form-panel {
      background: var(--c-card); border: 1px solid var(--c-line); border-radius: 10px;
      padding: 32px 28px; box-shadow: var(--shadow);
    }
    .point-list { display: grid; gap: 14px; margin: 18px 0 22px; }
    .point-list li { padding-left: 18px; position: relative; color: var(--c-muted); font-size: 15px; }
    .point-list li::before { content: ""; width: 8px; height: 1px; background: var(--c-primary); position: absolute; left: 0; top: 11px; }
    .contact-meta { font-size: 14px; color: var(--c-muted); display: grid; gap: 6px; }
    .contact-meta a { color: var(--c-primary); }
    .field { margin-bottom: 14px; }
    .field label { display: block; margin-bottom: 6px; font-size: 14px; color: var(--c-ink); }
    .req { color: var(--c-danger); margin-left: 2px; }
    .field input, .field select, .field textarea {
      width: 100%; border: 1px solid var(--c-line); border-radius: 8px;
      background: #fffcf7; color: var(--c-ink); padding: 12px 12px; min-height: 46px;
    }
    .field textarea { min-height: 110px; resize: vertical; }
    .field input:focus, .field select:focus, .field textarea:focus {
      border-color: var(--c-copper); outline: 2px solid rgba(79,122,108,.2); outline-offset: 0;
    }
    .field-error { color: var(--c-danger); font-size: 13px; margin-top: 6px; }
    .form-success {
      background: #eef5f1; border: 1px solid var(--c-mist); color: var(--c-primary);
      padding: 16px 18px; border-radius: 8px; margin-bottom: 16px;
    }
    .site-footer { background: #161d1b; color: #c9c2b8; padding: 56px 0 28px; }
    .footer-grid { display: grid; grid-template-columns: 1.3fr .8fr .8fr 1fr; gap: 28px; }
    .site-footer .brand-name { color: #f4f0ea; }
    .site-footer p { font-size: 14px; color: #b7b0a6; }
    .site-footer h3 { color: #f0ebe4; font-size: 16px; margin-bottom: 12px; font-family: var(--font-sans); letter-spacing: 0; }
    .footer-links a, .site-footer a { color: #d8d1c6; display: inline-block; min-height: 32px; }
    .footer-links a:hover, .site-footer a:hover { color: #fff; }
    .copy { border-top: 1px solid rgba(200,195,184,.15); margin-top: 28px; padding-top: 16px; font-size: 12px; color: #8f8a83; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
    .fixbar {
      position: fixed; left: 0; right: 0; bottom: 0; z-index: 80;
      background: rgba(22, 29, 27, .94); color: #f4f0ea;
      border-top: 1px solid rgba(200,195,184,.25);
      padding: 8px 16px calc(8px + env(safe-area-inset-bottom));
      display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center;
    }
    .fixbar a { color: #f4f0ea; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 0 12px; }
    .fixbar .btn-primary { min-height: 44px; }
    .drawer {
      position: fixed; inset: 0 0 0 auto; width: min(86vw, 360px);
      background: #fbf7f1; z-index: 100; transform: translateX(100%);
      transition: transform .25s ease; padding: 24px 20px 90px;
      box-shadow: -12px 0 30px rgba(18,25,23,.12);
      display: flex; flex-direction: column; gap: 8px;
    }
    .drawer.is-open { transform: translateX(0); }
    .drawer a { min-height: 48px; display: flex; align-items: center; color: var(--c-ink); border-bottom: 1px solid var(--c-line); }
    .drawer-close { align-self: flex-end; width: 44px; height: 44px; border: 1px solid var(--c-line); border-radius: 8px; }
    .backdrop { position: fixed; inset: 0; background: rgba(18,25,23,.4); z-index: 95; display: none; }
    .backdrop.is-open { display: block; }
    @media (max-width: 1200px) {
      .hero-copy { margin-left: 24px; }
      .news-grid { grid-template-columns: repeat(2, 1fr); }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 992px) {
      .nav-links, .nav-cta-desk { display: none; }
      .menu-toggle { display: inline-flex; }
      .hero-slash { width: 100%; clip-path: none; background: linear-gradient(180deg, rgba(18,25,23,.2), rgba(18,25,23,.82) 55%, rgba(26,40,36,.92)); }
      .hero-copy { margin: 0 auto; padding: 90px 0 120px; width: min(100% - 40px, 720px); }
      .kpi-grid { grid-template-columns: 1fr 1fr; gap: 22px; }
      .kpi-item, .kpi-item:first-child { border-left: 0; padding-left: 0; border-top: 1px solid rgba(200,195,184,.2); padding-top: 12px; }
      .selling-row, .intro-grid, .scene-layout, .product-stage, .cases-layout, .contact-grid, .section-head.wide { grid-template-columns: 1fr; }
      .product-stage { grid-template-rows: auto; }
      .product-main { grid-row: auto; }
      .product-main img { aspect-ratio: 4/3; max-height: none; }
      .adv-grid { grid-template-columns: 1fr 1fr; }
      .review-grid { grid-template-columns: 1fr 1fr; }
      .tl-list { grid-template-columns: 1fr 1fr; gap: 12px; }
      .g-row { grid-template-columns: 1fr 1fr; }
      .band { padding: 72px 0; }
      .cases-copy { padding: 40px 24px 48px; }
    }
    @media (max-width: 768px) {
      .toolbar-right { display: none; }
      .adv-grid, .review-grid, .news-grid, .g-row { grid-template-columns: 1fr; }
      .scene-stage { min-height: 360px; }
      .intro-media { min-height: 300px; }
      .hero { min-height: 100svh; }
      .fixbar { grid-template-columns: 1fr 1fr; }
      .fixbar .phone-link { grid-column: 1 / -1; justify-content: center; }
      .copy { flex-direction: column; }
    }
    @media (max-width: 520px) {
      .container { width: min(100% - 28px, var(--container)); }
      .hero-actions, .selling-row { display: grid; }
      .selling-item { border-right: 0; border-bottom: 1px solid var(--c-line); }
      .kpi-num { font-size: 32px; }
      .tl-list { grid-template-columns: 1fr; }
      .story-card { flex-basis: 86%; }
      .band, .band-tight { padding: 56px 0; }
      .hero-controls { right: 12px; bottom: 18px; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      .hero-slide, .scene-panel, .drawer { transition: none; }
    }