:root{
      --主题色:#0B3D91;
      --深咖:#2c211b;
      --咖啡:#604536;
      --琥珀:#c58a32;
      --暖沙:#f5ead9;
      --米白:#fffaf2;
      --边框:#e6d8c6;
      --文字:#302820;
      --浅字:#75695e;
      --阴影:0 18px 50px rgba(57,38,22,.10);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--米白);color:var(--文字);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button{font:inherit}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .topbar{background:var(--深咖);color:#eadbc8;font-size:13px}
    .topbar-inner{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar-contact{display:flex;gap:22px}
    .topbar a:hover{color:#fff}
    .header{position:relative;z-index:20;background:#fffaf4;border-bottom:1px solid var(--边框)}
    .header-inner{height:78px;display:flex;align-items:center;gap:28px}
    .logo{display:inline-flex;align-items:center;gap:10px;white-space:nowrap;font-weight:800;color:var(--深咖);font-size:19px}
    .logo img{width:38px;height:38px;object-fit:contain;border-radius:9px}
    .main-nav{margin-left:auto}
    .nav-list{list-style:none;padding:0;margin:0;display:flex;align-items:stretch;gap:4px}
    .nav-item{position:relative}
    .nav-link{display:flex;align-items:center;gap:6px;padding:27px 13px;font-size:14px;color:#55483e;white-space:nowrap}
    .nav-link:hover,.nav-link:focus{color:var(--主题色)}
    .has-arrow:after{content:"⌄";font-size:13px;color:#a58a67}
    .dropdown-panel,.mega-menu{
      position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(8px);
      width:280px;padding:20px;background:#fff;border:1px solid var(--边框);
      border-radius:0 0 16px 16px;box-shadow:var(--阴影);opacity:0;visibility:hidden;
      transition:.2s ease;z-index:30
    }
    .dropdown-panel:before,.mega-menu:before{content:"";position:absolute;top:-12px;left:0;right:0;height:12px}
    .nav-item:hover>.dropdown-panel,.nav-item:focus-within>.dropdown-panel,
    .nav-item:hover>.mega-menu,.nav-item:focus-within>.mega-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
    .dropdown-panel>a{display:block;padding:8px 0;border-bottom:1px solid #f0e8df;font-size:14px}
    .dropdown-panel>a:hover{color:var(--主题色)}
    .dropdown-all,.mega-footer{display:block!important;margin-top:12px!important;color:var(--主题色);font-weight:700}
    .mega-menu{width:650px}
    .mega-wide{width:850px}
    .mega-title{font-size:16px;margin:0 0 14px;color:var(--深咖)}
    .mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .mega-card{display:block;padding:12px;border:1px solid #eee2d5;border-radius:10px;background:#fffaf5;min-width:0}
    .mega-card:hover{border-color:var(--琥珀);transform:translateY(-2px)}
    .mega-card img{width:30px;height:30px;object-fit:contain;border-radius:6px;margin-bottom:7px}
    .mega-card .video-thumb,.mega-card .product-thumb{width:100%;height:70px;object-fit:cover}
    .mega-card strong{display:block;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .mega-card p{font-size:11px;color:var(--浅字);margin:4px 0 0;line-height:1.45}
    .mega-meta{display:flex;gap:8px;color:#9b7950;font-size:10px;margin-top:4px;flex-wrap:wrap}
    .mega-columns{display:grid;grid-template-columns:155px 1fr;gap:20px}
    .mega-categories a{display:block;padding:6px 0;color:#69594d;font-size:13px}
    .mega-categories a:hover{color:var(--主题色)}
    .header-btns{display:flex;align-items:center;gap:12px}
    .account-btn{padding:9px 15px;border-radius:8px;background:var(--主题色);color:#fff;font-size:13px;font-weight:700}
    .hamburger{display:none;border:0;background:transparent;padding:7px;cursor:pointer}
    .hamburger span{width:24px;height:2px;background:var(--深咖);display:block;margin:5px 0;transition:.2s}
    .hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
    .hamburger.active span:nth-child(2){opacity:0}
    .hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
    .drawer-overlay{display:none;position:fixed;inset:0;background:rgba(25,16,10,.48);z-index:40}
    .drawer-overlay.open{display:block}
    .mobile-drawer{position:fixed;top:0;right:0;bottom:0;width:min(390px,88vw);background:#fffaf4;z-index:50;transform:translateX(100%);transition:transform .25s ease;overflow:auto;box-shadow:-15px 0 40px rgba(0,0,0,.16)}
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{display:flex;align-items:center;gap:15px;padding:20px;border-bottom:1px solid var(--边框);font-weight:700}
    .drawer-head>a{margin-left:auto;color:var(--主题色)}
    .drawer-close{border:0;background:none;font-size:28px;line-height:1;cursor:pointer;color:var(--深咖)}
    .drawer-menu{padding:12px 20px 30px}
    .drawer-link,.drawer-toggle{width:100%;display:block;padding:14px 0;border:0;border-bottom:1px solid #eee2d5;background:none;text-align:left;color:var(--文字);font-weight:600;cursor:pointer}
    .drawer-toggle:after{content:"＋";float:right;color:var(--琥珀)}
    .drawer-toggle.active:after{content:"－"}
    .drawer-submenu{display:none;padding:5px 0 8px 16px}
    .drawer-submenu.open{display:block}
    .drawer-submenu a{display:block;padding:7px 0;color:var(--浅字);font-size:14px}
    .footer{background:var(--深咖);color:#d8cabb;padding:55px 0 20px}
    .footer .logo{color:#fff7ec}
    .footer-main{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
    .footer h3{color:#fff4e8;font-size:15px;margin:3px 0 15px}
    .footer p{font-size:13px;color:#bdad9c;margin:9px 0}
    .footer-links{display:grid;gap:8px}
    .footer-links a{font-size:13px;color:#c6b7a8}
    .footer-links a:hover,.footer-contact a:hover{color:#fff}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#a99786}
    .about-page{overflow:hidden}
    .about-hero{padding:85px 0 75px;background:
      radial-gradient(circle at 12% 10%,rgba(197,138,50,.18),transparent 30%),
      linear-gradient(135deg,#fffaf2 0%,#f2e4d1 100%);text-align:center;border-bottom:1px solid var(--边框)}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--琥珀);font-weight:800;font-size:13px;letter-spacing:2px}
    .eyebrow:before{content:"";width:28px;height:2px;background:var(--琥珀)}
    .about-hero h1{font-family:Georgia,"Times New Roman","Microsoft YaHei",serif;font-size:clamp(38px,6vw,72px);line-height:1.12;color:var(--深咖);margin:20px auto 18px}
    .about-hero p{max-width:690px;margin:0 auto;color:var(--浅字);font-size:17px}
    .about-wrap{padding:75px 0}
    .section-heading{text-align:center;max-width:700px;margin:0 auto 42px}
    .section-heading h2{margin:0 0 12px;font-size:32px;color:var(--深咖)}
    .section-heading p{margin:0;color:var(--浅字)}
    .story-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:55px;align-items:center}
    .story-copy h2{font-size:32px;line-height:1.3;margin:0 0 18px;color:var(--深咖)}
    .story-copy p{color:var(--浅字);margin:0 0 16px}
    .story-note{border-left:4px solid var(--琥珀);padding:12px 18px;background:#fff;border-radius:0 10px 10px 0;color:var(--咖啡);font-weight:700}
    .story-panel{position:relative;min-height:350px;padding:35px;border-radius:24px;background:var(--深咖);color:#fff5e9;overflow:hidden;box-shadow:var(--阴影)}
    .story-panel:before,.story-panel:after{content:"";position:absolute;border:1px solid rgba(226,180,98,.42);border-radius:50%}
    .story-panel:before{width:300px;height:300px;right:-90px;top:-100px}
    .story-panel:after{width:190px;height:190px;left:-65px;bottom:-80px}
    .story-panel h3{position:relative;font-size:25px;margin:0 0 20px}
    .story-panel p{position:relative;color:#d8cabb}
    .quote-mark{position:absolute;right:28px;top:55px;font-family:Georgia,serif;font-size:100px;line-height:1;color:var(--琥珀);opacity:.7}
    .story-stat{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:35px}
    .story-stat strong{display:block;font-size:26px;color:#f4c56e}
    .story-stat span{font-size:12px;color:#c5b3a1}
    .beliefs{background:#f4e8d7;padding:75px 0}
    .belief-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .belief-card{background:#fffaf4;border:1px solid var(--边框);padding:28px;border-radius:16px;transition:.2s}
    .belief-card:hover{transform:translateY(-5px);box-shadow:var(--阴影)}
    .belief-icon{width:48px;height:48px;border-radius:14px;background:#f5dfbc;color:var(--咖啡);display:grid;place-items:center;font-size:23px;margin-bottom:18px}
    .belief-card h3{margin:0 0 8px;color:var(--深咖);font-size:19px}
    .belief-card p{color:var(--浅字);font-size:14px;margin:0}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:28px}
    .timeline-item{position:relative;padding:0 22px 0 25px;border-left:1px solid #d5c2aa}
    .timeline-item:first-child{border-left:0}
    .timeline-item strong{display:block;color:var(--琥珀);font-size:27px;font-family:Georgia,serif}
    .timeline-item h3{font-size:16px;margin:7px 0;color:var(--深咖)}
    .timeline-item p{font-size:13px;color:var(--浅字);margin:0}
    .trust-cta{margin-top:75px;padding:48px 55px;border-radius:22px;background:linear-gradient(110deg,var(--主题色),#1457aa);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:30px}
    .trust-cta h2{margin:0 0 8px;font-size:28px}
    .trust-cta p{margin:0;color:#dce9fb}
    .cta-btn{display:inline-block;background:#f4c56e;color:var(--深咖);font-weight:800;padding:12px 22px;border-radius:8px;white-space:nowrap}
    @media(max-width:1050px){
      .main-nav{display:none}.hamburger{display:block}.footer-main{grid-template-columns:1fr 1fr}
      .story-grid{grid-template-columns:1fr}.mega-menu{display:none}
    }
    @media(max-width:680px){
      .container{width:min(100% - 28px,1180px)}
      .topbar-inner{padding:7px 0;align-items:flex-start}.topbar-contact{gap:8px;flex-direction:column;text-align:right}
      .header-inner{height:68px;gap:10px}.account-btn{display:none}
      .about-hero{padding:60px 0}.about-hero p{font-size:15px}
      .about-wrap,.beliefs{padding:55px 0}.story-copy h2,.section-heading h2{font-size:27px}
      .belief-grid,.timeline{grid-template-columns:1fr}.timeline-item,.timeline-item:first-child{border-left:1px solid #d5c2aa;padding:0 0 25px 22px}
      .timeline-item:last-child{padding-bottom:0}.trust-cta{margin-top:50px;padding:30px 24px;display:block}.cta-btn{margin-top:22px}
      .footer-main{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}
      .story-panel{min-height:310px;padding:25px}.story-stat{gap:8px}
    }