@charset "UTF-8";
/* 广西锦彪古建建材有限公司 · 新中式官网改版样式 */

:root{
  --paper:#F8F6F1;
  --paper-2:#F1EDE5;
  --paper-3:#E9E4D9;
  --ink:#20272A;
  --ink-2:#3B4448;
  --ink-3:#6C7477;
  --dark:#1B2124;
  --dark-2:#232B2E;
  --seal:#A6432F;
  --seal-soft:#C07058;
  --gold:#C0A06C;
  --line:rgba(32,39,42,.13);
  --line-light:rgba(255,255,255,.16);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",sans-serif;
  --wrap:1240px;
  --ease:cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:120px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none}
h1,h2,h3,p,figure{margin:0}
ul{margin:0;padding:0;list-style:none}
.wrap{width:min(var(--wrap),calc(100% - 64px));margin-inline:auto}
.center{text-align:center}

/* 阅读进度 */
.read-progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--seal);z-index:200;transition:width .1s linear}

/* 顶部信息条 */
.topbar{background:var(--dark);color:rgba(255,255,255,.62);font-size:12px;letter-spacing:.06em;height:38px}
.topbar-in{height:100%;display:flex;align-items:center;justify-content:space-between}
.topbar p{display:flex;align-items:center;gap:9px}
.dot{width:5px;height:5px;border-radius:50%;background:var(--seal-soft);display:inline-block}
.topbar-tel a{color:#E8DFD0;font-weight:600;letter-spacing:.08em}
.topbar-tel a:hover{color:#fff}
.sep{opacity:.35;margin:0 8px}

/* 导航 */
.nav{position:sticky;top:0;z-index:100;background:rgba(27,33,36,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-light);transition:box-shadow .4s,background .4s}
.nav.scrolled{box-shadow:0 10px 30px rgba(0,0,0,.16);background:rgba(24,30,33,.98)}
.nav-in{height:84px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:14px;flex-shrink:0}
.brand-logo{width:118px;height:auto;background:#F8F6F1;padding:5px 7px;border-radius:2px}
.brand-line{width:1px;height:32px;background:var(--line-light)}
.brand-name{display:flex;flex-direction:column;color:#F2EDE3;font-family:var(--serif);font-size:18px;font-weight:600;letter-spacing:.08em;line-height:1.35;white-space:nowrap}
.brand-name small{font-family:var(--sans);font-size:8.5px;font-weight:400;letter-spacing:.22em;color:rgba(255,255,255,.42)}
.menu{margin-left:auto;display:flex;align-items:center;gap:2px}
.menu a{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:8px 13px;color:rgba(255,255,255,.76);font-size:14px;letter-spacing:.08em;transition:color .3s;white-space:nowrap}
.menu a i{font-style:normal;font-size:8.5px;letter-spacing:.14em;color:rgba(255,255,255,.34);text-transform:uppercase;margin-top:1px;transition:color .3s}
.menu a::after{content:"";position:absolute;bottom:-2px;left:50%;width:0;height:2px;background:var(--seal-soft);transform:translateX(-50%);transition:width .35s var(--ease)}
.menu a:hover,.menu a.active{color:#fff}
.menu a:hover i,.menu a.active i{color:var(--seal-soft)}
.menu a:hover::after,.menu a.active::after{width:22px}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-cta{display:inline-flex;align-items:center;gap:7px;background:var(--seal);color:#fff;padding:10px 17px;font-size:13px;letter-spacing:.08em;transition:background .3s,transform .3s}
.nav-cta:hover{background:#BD523A;transform:translateY(-2px)}
.nav-cta svg{width:14px;height:14px;fill:currentColor}
.burger{display:none;width:40px;height:40px;border:1px solid var(--line-light);flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger span{display:block;width:18px;height:1.5px;background:#F2EDE3;transition:.3s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* 首屏 */
.hero{position:relative;height:calc(100vh - 122px);min-height:660px;max-height:900px;color:#F6F1E7;overflow:hidden;background:var(--dark)}
.hero-media,.hero-mask{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center 46%;animation:heroZoom 14s ease-out both}
@keyframes heroZoom{from{transform:scale(1.08)}to{transform:scale(1)}}
.hero-mask{background:linear-gradient(90deg,rgba(16,22,24,.86) 0%,rgba(16,22,24,.66) 32%,rgba(16,22,24,.22) 62%,rgba(16,22,24,.06) 100%),linear-gradient(0deg,rgba(16,22,24,.55) 0%,transparent 38%)}
.hero-in{position:relative;height:100%;display:flex;align-items:center;z-index:2}
.hero-copy{max-width:660px;padding-bottom:70px}
.eyebrow{display:flex;align-items:center;gap:12px;font-size:12px;letter-spacing:.2em;color:var(--seal);text-transform:uppercase;font-weight:600}
.eyebrow--light{color:#D8B98E}
.rule{display:inline-block;width:32px;height:1px;background:currentColor;opacity:.6}
.seal{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;background:var(--seal);color:#fff;font-family:var(--serif);font-size:12px;letter-spacing:0;border-radius:2px;transform:rotate(-3deg);flex-shrink:0}
.seal--outline{background:transparent;border:1px solid var(--seal);color:var(--seal);width:42px;height:42px;font-size:19px}
.hero h1{font-family:var(--serif);font-size:clamp(52px,6.4vw,94px);font-weight:600;line-height:1.24;letter-spacing:.1em;margin:26px 0 16px;text-shadow:0 4px 30px rgba(0,0,0,.25)}
.hero h1 em{font-style:normal;color:#E4C89C}
.h1-break{display:block;height:0}
.hero-en{font-size:11px;letter-spacing:.34em;color:rgba(246,241,231,.55);font-weight:400}
.hero-desc{max-width:530px;margin-top:24px;font-size:15px;line-height:2.1;color:rgba(246,241,231,.82);letter-spacing:.04em}
.hero-btns{display:flex;gap:14px;margin-top:38px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:14px;padding:15px 30px;font-size:14px;letter-spacing:.1em;transition:.35s var(--ease);border:1px solid transparent}
.btn span{font-size:16px;transition:transform .35s var(--ease)}
.btn:hover span{transform:translate(3px,-3px)}
.btn--seal{background:var(--seal);color:#fff}
.btn--seal:hover{background:#BF5239;box-shadow:0 12px 28px rgba(166,67,47,.3)}
.btn--ghost{border-color:rgba(255,255,255,.45);color:#F6F1E7}
.btn--ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn--outline{border-color:var(--ink);color:var(--ink);margin-top:42px}
.btn--outline:hover{background:var(--ink);color:#fff}
.hero-vertical{position:absolute;right:6px;top:50%;transform:translateY(-50%);writing-mode:vertical-rl;font-size:10px;letter-spacing:.34em;color:rgba(255,255,255,.42)}
.hero-vertical span{color:var(--seal-soft);margin:8px 0}
.hero-stats{position:absolute;bottom:0;left:0;right:0;z-index:3;background:rgba(22,28,30,.62);backdrop-filter:blur(12px);border-top:1px solid rgba(255,255,255,.14)}
.stats-in{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:22px 0 24px;display:flex;flex-direction:column;gap:3px;position:relative}
.stat+.stat::before{content:"";position:absolute;left:0;top:24%;height:52%;width:1px;background:rgba(255,255,255,.16)}
.stat strong{font-family:var(--serif);font-size:32px;font-weight:600;letter-spacing:.03em;color:#F3EADA;line-height:1.2}
.stat sup{font-size:15px;margin-left:2px;color:var(--gold)}
.stat span{font-size:12px;letter-spacing:.1em;color:rgba(255,255,255,.6)}
.scroll-hint{position:absolute;right:38px;bottom:132px;z-index:3;display:flex;flex-direction:column;align-items:center;gap:12px;font-size:9px;letter-spacing:.3em;color:rgba(255,255,255,.6)}
.scroll-hint i{display:block;width:1px;height:48px;background:linear-gradient(rgba(255,255,255,.6),transparent);animation:scrollLine 2s infinite}
@keyframes scrollLine{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* 通用区块 */
.section{padding:118px 0}
.sec-head{margin-bottom:54px}
.sec-head.center{text-align:center}
.sec-head.center .eyebrow{justify-content:center}
.sec-head h2{font-family:var(--serif);font-size:clamp(34px,3.6vw,52px);font-weight:600;letter-spacing:.1em;line-height:1.4;margin-top:20px;color:var(--ink)}
.sec-head h2 em{font-style:normal;color:var(--seal)}
.sec-head--left h2{margin-top:22px}
.sec-desc{font-size:14.5px;color:var(--ink-3);letter-spacing:.06em;margin-top:16px}
.lead{font-size:17px;line-height:2.05;color:var(--ink-2);letter-spacing:.03em}
.text-link{display:inline-flex;align-items:center;gap:10px;margin-top:30px;font-size:14px;color:var(--seal);border-bottom:1px solid var(--seal);padding-bottom:6px;letter-spacing:.08em;transition:gap .3s}
.text-link:hover{gap:17px}

/* 关于 */
.about{background:var(--paper)}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}
.about-copy>p:not(.lead){font-size:14.5px;line-height:2.15;color:var(--ink-3);margin-top:18px}
.feature-list{margin-top:36px;border-top:1px solid var(--line)}
.feature-list li{display:flex;align-items:flex-start;gap:20px;padding:18px 0;border-bottom:1px solid var(--line);transition:padding-left .35s var(--ease)}
.feature-list li:hover{padding-left:8px}
.fnum{font-family:var(--serif);font-size:14px;color:var(--seal);letter-spacing:.1em;padding-top:2px}
.feature-list strong{display:block;font-family:var(--serif);font-size:17px;font-weight:600;letter-spacing:.08em}
.feature-list small{display:block;font-size:12.5px;color:var(--ink-3);letter-spacing:.04em;margin-top:2px}
.about-media{position:relative;padding:0 26px 26px 0}
.am-main{overflow:hidden;aspect-ratio:4/5}
.am-main img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.about-media:hover .am-main img{transform:scale(1.05)}
.am-sub{position:absolute;left:-46px;bottom:-26px;width:44%;border:8px solid var(--paper);box-shadow:0 18px 40px rgba(32,39,42,.14);overflow:hidden;aspect-ratio:4/3}
.am-sub img{width:100%;height:100%;object-fit:cover}
.am-frame{position:absolute;right:0;top:26px;bottom:0;width:56%;border:1px solid var(--gold);opacity:.5;z-index:-1}
.am-note{position:absolute;right:-14px;top:36px;background:var(--paper);padding:18px 20px;display:flex;align-items:center;gap:14px;box-shadow:0 12px 30px rgba(32,39,42,.12);z-index:2}
.am-note p{font-family:var(--serif);font-size:15px;letter-spacing:.14em;line-height:1.6;color:var(--ink-2)}

/* 产品 */
.products{background:var(--paper-2)}
.tabs{display:flex;align-items:center;justify-content:center;gap:6px;margin-bottom:40px;position:relative;flex-wrap:wrap}
.tab{padding:10px 24px;font-size:14px;letter-spacing:.08em;color:var(--ink-3);border:1px solid transparent;transition:.3s}
.tab:hover{color:var(--ink)}
.tab.active{color:#fff;background:var(--ink);border-color:var(--ink)}
.tabs-rule{position:absolute;bottom:-18px;left:50%;transform:translateX(-50%);width:60px;height:1px;background:var(--gold);opacity:.7}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:14px}
.pcard{display:block;background:#fff;border:1px solid rgba(32,39,42,.07);transition:transform .45s var(--ease),box-shadow .45s var(--ease)}
.pcard:hover{transform:translateY(-8px);box-shadow:0 20px 42px rgba(32,39,42,.13)}
.pcard.hide{display:none}
.pcard-img{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--paper)}
.pcard-img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.pcard:hover .pcard-img img{transform:scale(1.06)}
.pcard-go{position:absolute;left:0;right:0;bottom:0;background:var(--seal);color:#fff;text-align:center;font-size:12.5px;letter-spacing:.12em;padding:10px;transform:translateY(100%);transition:transform .4s var(--ease)}
.pcard:hover .pcard-go{transform:translateY(0)}
.pcard-info{padding:18px 20px 22px}
.pcard-cat{font-size:10px;letter-spacing:.16em;color:var(--ink-3);text-transform:uppercase}
.pcard-info h3{font-family:var(--serif);font-size:19px;font-weight:600;letter-spacing:.08em;margin:6px 0 10px}
.price{font-family:var(--serif);font-size:20px;color:var(--seal);font-weight:600}
.price em{font-style:normal;font-size:12px;font-family:var(--sans);font-weight:400;color:var(--ink-3);margin-left:4px}
.price--ask{font-size:15px;letter-spacing:.06em;font-family:var(--sans)}
.pcard--cta{background:var(--ink);color:#F2EDE3;display:flex}
.pcard-cta-in{margin:auto;padding:28px 22px;text-align:center;width:100%}
.pcard-cta-in .seal{margin:0 auto 16px;width:42px;height:42px;font-size:16px}
.pcard-cta-en{display:block;font-size:9px;letter-spacing:.24em;color:rgba(255,255,255,.4)}
.pcard-cta-in h3{font-family:var(--serif);font-size:22px;font-weight:600;letter-spacing:.14em;margin:12px 0 12px;color:#F2EDE3}
.pcard-cta-in p{font-size:12.5px;line-height:2;color:rgba(242,237,227,.6)}
.pcard-cta-link{display:inline-block;margin-top:20px;font-size:12.5px;letter-spacing:.1em;color:#E4C89C;border-bottom:1px solid rgba(228,200,156,.5);padding-bottom:5px;transition:.3s}
.pcard--cta:hover .pcard-cta-link{color:#fff;border-color:#fff}
.cat-row{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin-top:52px;padding-top:28px;border-top:1px solid var(--line)}
.cat-label{font-size:12px;letter-spacing:.16em;color:var(--ink-3);margin-right:10px}
.cat-row a{font-size:13px;letter-spacing:.06em;padding:7px 15px;border:1px solid var(--line);background:rgba(255,255,255,.5);color:var(--ink-2);transition:.3s}
.cat-row a:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.cat-row .cat-more{margin-left:auto;border-color:var(--seal);color:var(--seal);background:transparent}
.cat-row .cat-more:hover{background:var(--seal);color:#fff}

/* 工艺 */
.craft{position:relative;padding:126px 0 110px;color:#F2EDE3;overflow:hidden}
.craft-img,.craft-shade{position:absolute;inset:0}
.craft-img img{width:100%;height:100%;object-fit:cover;object-position:center}
.craft-shade{background:linear-gradient(90deg,rgba(15,20,22,.93) 0%,rgba(15,20,22,.78) 38%,rgba(15,20,22,.40) 72%,rgba(15,20,22,.30) 100%),linear-gradient(0deg,rgba(15,20,22,.78) 0%,rgba(15,20,22,.12) 46%,rgba(15,20,22,.34) 100%)}
.craft-in{position:relative;z-index:2}
.craft-head{max-width:660px}
.craft-head h2{font-family:var(--serif);font-size:clamp(34px,3.6vw,52px);font-weight:600;letter-spacing:.1em;margin:20px 0 22px}
.craft-head h2 em{font-style:normal;color:#E4C89C}
.craft-head>p{font-size:14.5px;line-height:2.15;color:rgba(242,237,227,.76);letter-spacing:.03em}
.craft-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.craft-meta span{font-size:12px;letter-spacing:.1em;padding:7px 15px;border:1px solid rgba(255,255,255,.25);color:rgba(255,255,255,.82)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:70px;border-top:1px solid rgba(255,255,255,.2)}
.step{padding:32px 26px 0 0;position:relative;transition:.4s}
.step+.step{padding-left:28px;border-left:1px solid rgba(255,255,255,.14)}
.step-no{font-family:var(--serif);font-size:34px;color:var(--gold);letter-spacing:.04em;opacity:.9}
.step h3{font-family:var(--serif);font-size:20px;font-weight:600;letter-spacing:.12em;margin:10px 0 12px}
.step p{font-size:13px;line-height:2;color:rgba(242,237,227,.62);letter-spacing:.03em}
.step::after{content:"";position:absolute;top:-1px;left:0;width:0;height:2px;background:var(--seal-soft);transition:width .6s var(--ease)}
.step:hover::after{width:70%}

/* 案例 */
.cases{background:var(--paper)}
.case-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:250px;gap:16px}
.case-item{position:relative;overflow:hidden;background:var(--dark)}
.case-item--wide{grid-column:span 2;grid-row:span 2}
.case-item img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease),filter .6s}
.case-item:hover img{transform:scale(1.07);filter:brightness(.72)}
.case-item::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(16,22,24,.72),transparent 55%);opacity:.9;pointer-events:none}
.case-item figcaption{position:absolute;left:22px;bottom:20px;z-index:2;color:#fff;display:flex;flex-direction:column;gap:4px;transform:translateY(6px);transition:transform .5s var(--ease)}
.case-item:hover figcaption{transform:translateY(0)}
.case-item figcaption span{font-size:10.5px;letter-spacing:.18em;color:#E4C89C;text-transform:uppercase}
.case-item figcaption strong{font-family:var(--serif);font-size:18px;font-weight:600;letter-spacing:.1em}
.case-item--wide figcaption strong{font-size:23px}
.case-note{text-align:center;max-width:840px;margin:34px auto 0;font-size:13.5px;line-height:2;color:var(--ink-3);letter-spacing:.04em}

/* 荣誉 */
.honor{background:var(--paper-2)}
.honor-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px;align-items:center}
.honor-copy>p:not(.lead){font-size:14.5px;line-height:2.15;color:var(--ink-3);margin-top:18px}
.honor-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.hcard{background:#fff;padding:16px 16px 20px;border:1px solid rgba(32,39,42,.07);transition:.4s var(--ease)}
.hcard:hover{transform:translateY(-6px);box-shadow:0 18px 36px rgba(32,39,42,.12)}
.hcard img{width:100%;aspect-ratio:4/3;object-fit:contain;background:#F6F3ED}
.hcard p{font-family:var(--serif);font-size:15px;font-weight:600;letter-spacing:.06em;margin-top:16px;text-align:center}
.hcard p span{display:block;font-family:var(--sans);font-size:11.5px;font-weight:400;color:var(--ink-3);letter-spacing:.06em;margin-top:4px}

/* 质量 */
.quality{background:var(--paper)}
.q-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.qcard{background:var(--paper);padding:44px 30px 46px;text-align:center;transition:background .4s}
.qcard:hover{background:#fff}
.qicon{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;border:1px solid var(--seal);color:var(--seal);font-family:var(--serif);font-size:22px;border-radius:50%;margin-bottom:22px;transition:.4s var(--ease)}
.qcard:hover .qicon{background:var(--seal);color:#fff;transform:rotate(-8deg)}
.qcard h3{font-family:var(--serif);font-size:20px;font-weight:600;letter-spacing:.12em;margin-bottom:12px}
.qcard p{font-size:13px;line-height:2;color:var(--ink-3);letter-spacing:.03em}

/* 联系 */
.contact{background:var(--dark);color:#F2EDE3;padding:100px 0;position:relative;overflow:hidden}
.contact::before{content:"窑";position:absolute;right:-30px;top:-90px;font-family:var(--serif);font-size:420px;color:rgba(255,255,255,.025);line-height:1;pointer-events:none}
.contact-in{position:relative;display:grid;grid-template-columns:1fr 1.05fr .55fr;gap:70px;align-items:center}
.contact-copy h2{font-family:var(--serif);font-size:clamp(34px,3.4vw,50px);font-weight:600;letter-spacing:.1em;line-height:1.45;margin:20px 0 20px}
.contact-copy h2 em{font-style:normal;color:#E4C89C}
.contact-copy>p:not(.eyebrow){font-size:14px;line-height:2.1;color:rgba(242,237,227,.66);max-width:380px;margin-bottom:32px}
.ci-row{display:grid;grid-template-columns:88px 1fr;gap:18px;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.12);align-items:baseline}
.ci-row:first-child{border-top:1px solid rgba(255,255,255,.12)}
.ci-row>span{font-size:12px;letter-spacing:.14em;color:rgba(255,255,255,.45)}
.ci-row strong{font-weight:500;font-size:14.5px;letter-spacing:.04em;line-height:1.8}
.ci-row a{font-size:14.5px;letter-spacing:.04em;color:#E4C89C;transition:color .3s}
.ci-row a:hover{color:#fff}
.contact-qr{text-align:center}
.contact-qr img{width:170px;height:170px;object-fit:contain;background:#fff;padding:8px;margin:0 auto}
.contact-qr p{font-family:var(--serif);font-size:15px;letter-spacing:.1em;margin-top:16px}
.contact-qr p small{display:block;font-family:var(--sans);font-size:11.5px;color:rgba(255,255,255,.5);letter-spacing:.06em;margin-top:4px}

/* 页脚 */
.footer{background:#14191B;color:rgba(255,255,255,.5);padding:56px 0 0;font-size:12.5px}
.footer-top{display:flex;justify-content:space-between;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand strong{display:block;font-family:var(--serif);font-size:20px;color:#F2EDE3;letter-spacing:.14em;font-weight:600;margin-bottom:12px}
.footer-brand p{line-height:2;letter-spacing:.04em}
.footer-nav{display:flex;flex-wrap:wrap;gap:12px 26px;align-items:center;justify-content:flex-end;max-width:560px}
.footer-nav a{letter-spacing:.08em;transition:color .3s}
.footer-nav a:hover{color:#E4C89C}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding:22px 0;flex-wrap:wrap;letter-spacing:.04em}
.footer-bottom a:hover{color:#E4C89C}
.to-top{position:fixed;right:26px;bottom:26px;width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:var(--seal);color:#fff;font-size:20px;z-index:90;opacity:0;pointer-events:none;transform:translateY(12px);transition:.4s var(--ease)}
.to-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.to-top:hover{background:#BF5239}

/* 入场动画 */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .85s var(--ease),transform .85s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* 响应式 */
@media (max-width:1200px){
  .menu a{padding:8px 9px;font-size:13px}
  .brand-name{font-size:16px}
  .nav-in{gap:16px}
  .about-grid,.honor-grid{gap:52px}
  .contact-in{gap:42px}
}
@media (max-width:1024px){
  .wrap{width:min(100% - 48px,var(--wrap))}
  .nav-in{height:72px}
  .burger{display:flex}
  .nav-cta{display:none}
  .menu{position:absolute;top:100%;left:0;right:0;background:rgba(24,30,33,.99);flex-direction:column;align-items:stretch;gap:0;padding:0 24px;max-height:0;overflow:hidden;transition:max-height .45s var(--ease),padding .45s var(--ease);border-bottom:1px solid var(--line-light)}
  .menu.open{max-height:520px;padding:12px 24px 22px}
  .menu a{flex-direction:row;justify-content:flex-start;gap:10px;padding:12px 4px;border-bottom:1px solid rgba(255,255,255,.08);font-size:15px}
  .menu a::after{display:none}
  .menu a i{font-size:9px;margin:0}
  .hero{height:auto;min-height:600px}
  .hero-copy{padding:90px 0 130px}
  .about-grid,.honor-grid{grid-template-columns:1fr;gap:60px}
  .about-media{max-width:560px;margin-left:auto;margin-right:auto;width:100%}
  .am-sub{left:-20px}
  .product-grid{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:0}
  .step:nth-child(3){border-left:0;padding-left:0}
  .step:nth-child(n+3){border-top:1px solid rgba(255,255,255,.14);margin-top:26px}
  .case-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:220px}
  .q-grid{grid-template-columns:repeat(2,1fr)}
  .contact-in{grid-template-columns:1fr 1fr;gap:40px}
  .contact-qr{grid-column:span 2;display:flex;align-items:center;gap:24px;text-align:left;justify-content:center;margin-top:20px}
  .contact-qr p{margin-top:0}
}
@media (max-width:720px){
  .wrap{width:calc(100% - 36px)}
  .section{padding:76px 0}
  .topbar{height:auto;padding:8px 0}
  .topbar-in{flex-direction:column;gap:2px;text-align:center}
  .topbar p{font-size:10.5px;display:block;text-align:center;white-space:normal;overflow-wrap:anywhere;line-height:1.7}
  .nav-in{height:66px}
  .brand-logo{width:94px}
  .brand-line{display:none}
  .brand-name{font-size:14px;letter-spacing:.08em}
  .brand-name small{font-size:7px;letter-spacing:.12em}
  .hero{min-height:0;height:auto}
  .hero-copy{padding:64px 0 205px}
  .hero h1{font-size:clamp(42px,11vw,62px);letter-spacing:.06em;margin:20px 0 12px}
  .hero-desc{font-size:14px;max-width:100%;overflow-wrap:anywhere}
  .hero-en{font-size:9px;letter-spacing:.16em;line-height:1.9;white-space:normal}
  .hero-btns{gap:10px}
  .btn{padding:13px 22px;font-size:13px}
  .hero-vertical,.scroll-hint{display:none}
  .stats-in{grid-template-columns:repeat(2,1fr)}
  .stat{padding:14px 0 16px}
  .stat:nth-child(3)::before{display:none}
  .stat:nth-child(n+3){border-top:1px solid rgba(255,255,255,.14)}
  .stat strong{font-size:24px}
  .stat span{font-size:10.5px}
  .eyebrow{font-size:10.5px;letter-spacing:.08em;gap:8px;flex-wrap:wrap;white-space:normal;line-height:1.8}
  .sec-head h2,.craft-head h2,.contact-copy h2{font-size:32px}
  .sec-head{margin-bottom:36px}
  .product-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .pcard-info{padding:13px 13px 16px}
  .pcard-info h3{font-size:16px}
  .price{font-size:17px}
  .tabs{gap:2px}
  .tab{padding:8px 13px;font-size:12.5px}
  .cat-row .cat-more{margin-left:0}
  .craft{padding:80px 0}
  .steps{margin-top:46px}
  .step{padding:22px 12px 0 0}
  .step+.step{padding-left:16px}
  .step:not(.step+.step){padding-left:0}
  .step-no{font-size:26px}
  .step h3{font-size:17px}
  .case-grid{grid-template-columns:1fr;grid-auto-rows:210px}
  .case-item--wide{grid-column:span 1;grid-row:span 1}
  .honor-cards{grid-template-columns:1fr}
  .q-grid{grid-template-columns:1fr}
  .qcard{padding:30px 24px}
  .contact{padding:70px 0}
  .contact-in{grid-template-columns:1fr;gap:34px}
  .contact-qr{grid-column:span 1;margin-top:0}
  .footer-top{flex-direction:column;gap:26px}
  .footer-nav{justify-content:flex-start;gap:10px 20px}
  .footer-bottom{flex-direction:column;gap:6px}
  .to-top{right:14px;bottom:14px;width:38px;height:38px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}