@charset "UTF-8";

:root {
  --c-bg: #F5F0EB;
  --c-primary: #A1887F;
  --c-dark: #2E211B;
  --c-text: #3D2E25;
  --c-light: #FFF8F0;
  --c-border: #D7CCC8;
  --c-accent: #8D6E63;
  --max-w: 1200px;
  --font: "Microsoft YaHei","PingFang SC","Hiragino Sans GB",sans-serif;
  --font-bold: "Microsoft YaHei","PingFang SC",sans-serif;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font);background:var(--c-bg);color:var(--c-text);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--c-accent);text-decoration:none;transition:color .2s}
a:hover{color:var(--c-dark)}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
button{cursor:pointer;font-family:inherit;border:none;background:none}
input,textarea{font-family:inherit}

.container{max-width:var(--max-w);margin:0 auto;padding:0 20px}

/* ===== Header ===== */
.site-header{background:#fff;border-bottom:1px solid var(--c-border);position:sticky;top:0;z-index:100}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px}
.logo img{height:42px;width:auto}
.logo-text{font-family:var(--font-bold);font-size:22px;font-weight:900;color:var(--c-dark);letter-spacing:1px}

/* N4 Centered Navigation */
.main-nav{display:flex;align-items:center;gap:0}
.main-nav a{display:block;padding:0 20px;height:72px;line-height:72px;font-size:15px;font-weight:600;color:var(--c-text);position:relative;white-space:nowrap}
.main-nav a::after{content:"";position:absolute;bottom:0;left:20px;right:20px;height:3px;background:var(--c-primary);transform:scaleX(0);transition:transform .25s}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a:hover,.main-nav a.active{color:var(--c-dark)}

.nav-cta{margin-left:16px;padding:10px 22px;background:var(--c-dark);color:#fff;font-size:14px;font-weight:600;border-radius:4px;transition:background .2s}
.nav-cta:hover{background:var(--c-accent);color:#fff}

.mobile-toggle{display:none;width:40px;height:40px;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.mobile-toggle span{display:block;width:24px;height:2px;background:var(--c-dark);transition:.25s}

/* ===== Footer ===== */
.site-footer{background:var(--c-dark);color:#BCAAA4;padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand .logo-text{color:#F5F0EB;font-size:20px;font-weight:900;margin-bottom:12px;display:block}
.footer-brand p{font-size:14px;line-height:1.8;color:#A1887F;max-width:300px}
.footer-title{color:#F5F0EB;font-size:15px;font-weight:700;margin-bottom:18px;text-transform:uppercase;letter-spacing:1px}
.footer-links li{margin-bottom:12px}
.footer-links a{color:#BCAAA4;font-size:14px;transition:color .2s}
.footer-links a:hover{color:#F5F0EB}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;margin-bottom:14px;font-size:14px;color:#BCAAA4}
.footer-contact svg{width:16px;height:16px;fill:#A1887F;flex-shrink:0;margin-top:3px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;justify-content:space-between;align-items:center;font-size:13px;color:#8D6E63}
.footer-bottom a{color:#BCAAA4}
.footer-bottom a:hover{color:#F5F0EB}

/* ===== B5 Arrow Buttons ===== */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 32px;background:var(--c-dark);color:#fff;font-size:15px;font-weight:600;border-radius:4px;transition:all .25s;cursor:pointer}
.btn:hover{background:var(--c-accent);color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(46,33,27,.2)}
.btn svg{width:18px;height:18px;fill:currentColor;transition:transform .25s}
.btn:hover svg{transform:translateX(4px)}
.btn-outline{background:transparent;color:var(--c-dark);border:2px solid var(--c-dark)}
.btn-outline:hover{background:var(--c-dark);color:#fff}
.btn-sm{padding:10px 22px;font-size:14px}
.btn-sm svg{width:14px;height:14px}

/* ===== Section Headers ===== */
.section-label{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;color:var(--c-primary);text-transform:uppercase;letter-spacing:2px;margin-bottom:16px}
.section-label::before{content:"";display:block;width:24px;height:2px;background:var(--c-primary)}
.section-title{font-family:var(--font-bold);font-size:32px;font-weight:900;color:var(--c-dark);line-height:1.3;margin-bottom:16px}
.section-desc{font-size:16px;color:var(--c-accent);max-width:560px}

/* ===== Breadcrumbs ===== */
.breadcrumbs{background:#fff;border-bottom:1px solid var(--c-border);padding:14px 0;font-size:13px;color:var(--c-accent)}
.breadcrumbs a{color:var(--c-text)}
.breadcrumbs a:hover{color:var(--c-dark)}
.breadcrumbs span{margin:0 8px;color:var(--c-border)}

/* ===== Pagination ===== */
.pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:50px;padding-top:30px;border-top:1px solid var(--c-border)}
.pagination a,.pagination span{display:flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 12px;border:1px solid var(--c-border);border-radius:4px;font-size:14px;color:var(--c-text);background:#fff;transition:all .2s}
.pagination a:hover{border-color:var(--c-primary);color:var(--c-dark)}
.pagination .current{background:var(--c-dark);color:#fff;border-color:var(--c-dark)}
.pagination .prev,.pagination .next{padding:0 16px}

/* ===== Responsive ===== */
@media(max-width:900px){
  .main-nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--c-border);flex-direction:column;padding:10px 0}
  .main-nav.active{display:flex}
  .main-nav a{height:48px;line-height:48px;padding:0 20px;border-bottom:1px solid var(--c-border)}
  .main-nav a::after{display:none}
  .mobile-toggle{display:flex}
  .nav-cta{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .section-title{font-size:26px}
}
@media(max-width:600px){
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:10px;text-align:center}
  .section-title{font-size:22px}
}