/* ============ BROADEN TEXTILE / 宝瑞德 ============ */
:root{
  --bg:#FAF9F6;
  --bg-alt:#F2EFEA;
  --white:#FFFFFF;
  --ink:#15130F;
  --ink-2:#3D3831;
  --muted:#7C746A;
  --line:#E3DED6;
  --accent:#6B5B4B;
  --accent-soft:#EDE7DE;
  --max:1200px;
  --radius:2px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

/* 衬线点缀：英文/数字 */
.serif{font-family:Georgia,"Times New Roman",serif;letter-spacing:.02em}

.wrap{max-width:var(--max);margin:0 auto;padding:0 32px}
.mono{font-family:Georgia,"Times New Roman",serif}

/* ============ 顶部导航 ============ */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(250,249,246,.92);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{max-width:var(--max);margin:0 auto;padding:0 32px;height:76px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:baseline;gap:10px}
.logo-cn{font-size:20px;font-weight:700;letter-spacing:.12em}
.logo-en{font-family:Georgia,serif;font-size:12px;letter-spacing:.22em;color:var(--muted);text-transform:uppercase}
.nav-links{display:flex;gap:38px;align-items:center}
.nav-links a{font-size:15px;color:var(--ink-2);position:relative;padding:4px 0;transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.nav-links a.active{color:var(--ink);font-weight:600}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--ink)}
.nav-cta{
  background:var(--ink);color:var(--white);padding:10px 22px;font-size:14px;
  letter-spacing:.04em;transition:background .2s;border-radius:var(--radius);
}
.nav-cta:hover{background:var(--accent)}
.burger{display:none;background:none;border:none;cursor:pointer;padding:8px}
.burger span{display:block;width:22px;height:1px;background:var(--ink);margin:5px 0;transition:.25s}

/* ============ 通用排版 ============ */
.eyebrow{
  font-family:Georgia,serif;font-size:12px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--accent);margin-bottom:18px;
}
h1{font-size:52px;line-height:1.22;font-weight:700;letter-spacing:-.01em}
h2{font-size:38px;line-height:1.3;font-weight:700;letter-spacing:-.01em}
h3{font-size:21px;font-weight:600;line-height:1.45}
.lead{font-size:18px;color:var(--ink-2);line-height:1.85}
.muted{color:var(--muted)}
section{padding:96px 0}
.sec-head{max-width:720px;margin-bottom:56px}
.sec-head h2{margin-bottom:20px}
.divider{height:1px;background:var(--line);width:100%}

/* ============ HERO ============ */
.hero{
  padding:110px 0 90px;
  background:linear-gradient(180deg,#F4F1EC 0%,var(--bg) 100%);
  border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:72px;align-items:center}
.hero h1{margin-bottom:28px}
.hero .lead{margin-bottom:38px;max-width:560px}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-block;padding:15px 34px;font-size:15px;letter-spacing:.03em;
  border-radius:var(--radius);transition:all .2s;cursor:pointer;border:1px solid transparent;
}
.btn-dark{background:var(--ink);color:var(--white)}
.btn-dark:hover{background:var(--accent)}
.btn-line{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-line:hover{background:var(--ink);color:var(--white)}

/* 织纹装饰块 */
.hero-visual{
  position:relative;aspect-ratio:4/5;background:var(--bg-alt);
  border:1px solid var(--line);overflow:hidden;
}
.hero-visual::before{
  content:"";position:absolute;inset:0;
  background:
    repeating-linear-gradient(90deg,rgba(107,91,75,.10) 0 1px,transparent 1px 7px),
    repeating-linear-gradient(0deg,rgba(107,91,75,.08) 0 1px,transparent 1px 7px);
}
.hero-badge{
  position:absolute;left:0;bottom:0;right:0;background:var(--ink);color:var(--white);
  padding:22px 26px;
}
.hero-badge .n{font-family:Georgia,serif;font-size:30px;font-weight:400}
.hero-badge .t{font-size:13px;color:#B9B0A4;letter-spacing:.06em;margin-top:2px}

/* ============ 数据条 ============ */
.stats{background:var(--ink);color:var(--white);padding:62px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px}
.stat .n{font-family:Georgia,serif;font-size:44px;line-height:1;font-weight:400}
.stat .n small{font-size:18px;margin-left:2px}
.stat .l{font-size:14px;color:#A79E92;margin-top:12px;letter-spacing:.08em}

/* ============ 品类卡 ============ */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{
  background:var(--white);border:1px solid var(--line);padding:38px 34px 34px;
  transition:.25s;position:relative;display:block;
}
.card:hover{transform:translateY(-4px);border-color:#CFC7BB;box-shadow:0 14px 34px rgba(21,19,15,.07)}
.card .idx{font-family:Georgia,serif;font-size:13px;color:var(--accent);letter-spacing:.15em;margin-bottom:18px}
.card h3{margin-bottom:14px}
.card p{font-size:15px;color:var(--muted);line-height:1.8}
.card .more{margin-top:22px;font-size:14px;color:var(--ink);display:inline-flex;align-items:center;gap:8px}
.card .more::after{content:"→";transition:transform .2s}
.card:hover .more::after{transform:translateX(5px)}

/* ============ 能力模块 ============ */
.features{display:grid;grid-template-columns:repeat(2,1fr);gap:2px;background:var(--line)}
.feature{background:var(--bg);padding:44px 42px}
.feature .k{font-family:Georgia,serif;font-size:13px;letter-spacing:.18em;color:var(--accent);margin-bottom:16px}
.feature h3{margin-bottom:12px}
.feature p{font-size:15px;color:var(--muted);line-height:1.85}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;counter-reset:s}
.step{position:relative;padding-top:22px;border-top:2px solid var(--ink)}
.step .no{font-family:Georgia,serif;font-size:14px;letter-spacing:.1em;color:var(--accent);margin-bottom:12px}
.step h3{font-size:18px;margin-bottom:10px}
.step p{font-size:14px;color:var(--muted);line-height:1.8}

/* ============ 产品页 ============ */
.prod-group{margin-bottom:80px}
.prod-group:last-child{margin-bottom:0}
.group-head{display:flex;align-items:flex-end;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:36px;flex-wrap:wrap;gap:12px}
.group-head h2{font-size:28px}
.group-head .tag{font-size:13px;color:var(--muted);letter-spacing:.06em}
.table{width:100%;border-collapse:collapse;background:var(--white);border:1px solid var(--line)}
.table th{
  text-align:left;font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--muted);
  padding:16px 20px;background:var(--bg-alt);border-bottom:1px solid var(--line);white-space:nowrap;
}
.table td{padding:20px;border-bottom:1px solid var(--line);font-size:15px;vertical-align:top}
.table tr:last-child td{border-bottom:none}
.table tbody tr:hover{background:#FCFBF9}
.spec{font-family:Georgia,serif;font-size:15px;color:var(--ink)}
.swatch{display:flex;gap:6px;margin-top:8px}
.swatch i{width:16px;height:16px;border:1px solid var(--line);display:block}
.pill{
  display:inline-block;font-size:12px;padding:3px 10px;background:var(--accent-soft);
  color:var(--accent);letter-spacing:.04em;margin-left:8px;vertical-align:middle;
}

/* ============ 关于页 ============ */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;margin-bottom:96px}
.about-grid.reverse .about-txt{order:2}
.about-txt p{color:var(--ink-2);margin-bottom:18px;font-size:16px}
.ticks{margin-top:26px}
.ticks li{padding-left:26px;position:relative;margin-bottom:12px;font-size:15px;color:var(--ink-2)}
.ticks li::before{content:"";position:absolute;left:0;top:12px;width:12px;height:1px;background:var(--accent)}
.visual-box{
  aspect-ratio:5/4;background:var(--bg-alt);border:1px solid var(--line);position:relative;overflow:hidden;
}
.visual-box::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(45deg,rgba(107,91,75,.09) 0 1px,transparent 1px 9px);
}
.visual-box .cap{
  position:absolute;left:20px;bottom:18px;font-family:Georgia,serif;font-size:12px;
  letter-spacing:.2em;color:var(--muted);text-transform:uppercase;
}

/* ============ 联系页 ============ */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px}
.info-item{padding:24px 0;border-bottom:1px solid var(--line)}
.info-item .k{font-size:13px;color:var(--muted);letter-spacing:.1em;margin-bottom:8px}
.info-item .v{font-size:18px;font-weight:600}
.info-item .v a:hover{color:var(--accent)}
.addr-map{display:inline-block;margin-top:8px;font-size:14px;font-weight:500;color:var(--accent);border-bottom:1px solid currentColor;padding-bottom:1px}
.addr-map:hover{opacity:.75}
.form{background:var(--white);border:1px solid var(--line);padding:44px 42px}
.frow{margin-bottom:22px}
.frow label{display:block;font-size:14px;margin-bottom:9px;color:var(--ink-2)}
.frow input,.frow select,.frow textarea{
  width:100%;padding:13px 15px;border:1px solid var(--line);background:var(--bg);
  font-family:inherit;font-size:15px;color:var(--ink);border-radius:var(--radius);transition:border-color .2s;
}
.frow input:focus,.frow select:focus,.frow textarea:focus{outline:none;border-color:var(--accent)}
.frow textarea{min-height:118px;resize:vertical}
.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form .btn{width:100%;font-size:15px}
.fnote{font-size:13px;color:var(--muted);margin-top:16px;line-height:1.7}

/* ============ CTA ============ */
.cta{background:var(--bg-alt);text-align:center;padding:92px 0;border-top:1px solid var(--line)}
.cta h2{margin-bottom:20px}
.cta p{color:var(--muted);max-width:560px;margin:0 auto 34px;font-size:17px}

/* ============ 页脚 ============ */
.foot{background:var(--ink);color:#9C9386;padding:66px 0 30px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;margin-bottom:48px}
.foot h4{color:var(--white);font-size:14px;letter-spacing:.1em;margin-bottom:20px;font-weight:600}
.foot li{margin-bottom:11px}
.foot a:hover{color:var(--white)}
.foot .logo-cn{color:var(--white)}
.foot .logo-en{color:#6E675D}
.foot-desc{color:#8A8175;line-height:1.85;margin-top:16px;max-width:300px;font-size:13px}
.foot-bar{border-top:1px solid #2A2621;padding-top:24px;display:flex;justify-content:space-between;font-size:13px;color:#6E675D;flex-wrap:wrap;gap:10px}

/* ============ 响应式 ============ */
@media(max-width:960px){
  h1{font-size:38px}h2{font-size:30px}
  .wrap,.nav-inner{padding:0 22px}
  section{padding:70px 0}
  .hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr;gap:44px}
  .about-grid.reverse .about-txt{order:0}
  .cards,.features,.steps,.stats-grid{grid-template-columns:1fr 1fr}
  .stats-grid{gap:28px}
  .hero-visual{aspect-ratio:16/10}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  h1{font-size:31px}h2{font-size:26px}
  .nav-links{
    display:none;position:absolute;top:76px;left:0;right:0;background:var(--bg);
    flex-direction:column;gap:0;padding:8px 22px 20px;border-bottom:1px solid var(--line);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:14px 0;border-bottom:1px solid var(--line);width:100%}
  .nav-cta{display:none}
  .burger{display:block}
  .cards,.features,.steps,.stats-grid,.foot-grid{grid-template-columns:1fr}
  .stat .n{font-size:34px}
  .table th,.table td{padding:14px 12px;font-size:14px}
  .two{grid-template-columns:1fr}
  .form{padding:28px 22px}
  .table-wrap{overflow-x:auto}
}