:root{
  --brand:#d4b26a;
  --brand-dark:#b8964e;
  --dark:#222222;
  --ink:#1d1f21;
  --text:#333333;
  --text-muted:#666666;
  --bg:#ffffff;
  --bg-alt:#f4f4f4;
  --bg-soft:#fafafa;
  --border:#e5e5e5;
  --white:#ffffff;
  --radius:4px;
  --shadow:0 6px 24px rgba(0,0,0,.08);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.7;font-size:15px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
img{max-width:100%;display:block}
h1,h2,h3,h4,h5{font-family:var(--font);color:var(--dark);font-weight:600;line-height:1.3}
.container{max-width:1280px;margin:0 auto;padding:0 24px}
.section{padding:64px 0}
.section-alt{background:var(--bg-alt)}
.section-head{max-width:760px;margin:0 auto 40px;text-align:center}
.section-head h2{font-size:32px;margin-bottom:10px}
.kicker{display:inline-block;color:var(--brand-dark);font-size:12px;letter-spacing:2px;text-transform:uppercase;margin-bottom:10px;font-weight:700}
.center{text-align:center;margin-top:32px}

/* ===== Grid & cards ===== */
.grid{display:grid;gap:22px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{display:block;background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.25s ease}
a.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--brand)}
.thumb{height:180px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f5f5f5,#e9e9e9);color:#c9c9c9}
.thumb span{font-size:56px;font-weight:700;color:var(--brand);opacity:.55}
.card-body{padding:16px 18px}
.card-body h3{font-size:16px;font-weight:600}
.card-cat .thumb span{font-size:40px}
.tag{display:inline-block;margin-top:6px;font-size:12px;color:var(--brand-dark);letter-spacing:.5px}
/* Collection gallery */
.gallery-grid{gap:24px}
.gallery-item{margin:0;background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.gallery-item img{width:100%;height:340px;object-fit:cover;display:block}
.gallery-item figcaption{padding:12px 16px;text-align:center;font-size:14px;font-weight:600;color:var(--dark);letter-spacing:1px;border-top:1px solid var(--border)}

/* ===== Buttons ===== */
.btn{display:inline-block;padding:12px 26px;border-radius:var(--radius);font-size:14px;font-weight:600;letter-spacing:.5px;cursor:pointer;border:1px solid transparent;transition:.25s ease}
.btn-gold{background:var(--brand);color:#fff}
.btn-gold:hover{background:var(--brand-dark)}
.btn-dark{background:var(--dark);color:#fff}
.btn-dark:hover{background:#000}
.btn-outline{border-color:var(--brand);color:var(--brand-dark)}
.btn-outline:hover{background:var(--brand);color:#fff}
/* ===== Icons ===== */
.ic{display:inline-block;width:16px;height:16px;line-height:1;vertical-align:-2px;margin-right:6px}
.ic-phone::before{content:'☎'}
.ic-mail::before{content:'✉'}
.ic-user::before{content:'👤'}
.ic-search::before{content:'🔍'}
.ic-cart::before{content:'🛒'}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:100;background:#fff}
.topbar{background:var(--ink);color:#cfcfcf;font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:38px}
.topbar a{color:#e6e6e6}
.topbar a:hover{color:var(--brand)}
.topbar-left{display:flex;gap:22px}
.topbar-right .lang{font-weight:600;letter-spacing:.5px}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:92px;gap:20px}
.logo{display:flex;align-items:center;gap:10px}
.nav-wrap .logo-img{height:60px}
.logo-mark{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;letter-spacing:1px;flex:none}
.logo-text{font-size:16px;font-weight:700;color:var(--dark);letter-spacing:.5px}
.main-nav ul{display:flex;align-items:center}
.main-nav>ul>li{position:relative}
.main-nav>ul>li>a{display:block;padding:26px 14px;font-size:13.5px;font-weight:600;color:var(--dark);letter-spacing:.5px;transition:color .2s}
.main-nav>ul>li>a:hover,.main-nav>ul>li>a.active{color:var(--brand-dark)}
.has-dropdown{position:relative}
.dropdown{position:absolute;top:100%;left:0;min-width:230px;background:#fff;border:1px solid var(--border);border-top:2px solid var(--brand);box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s ease;z-index:200;padding:8px 0}
.has-dropdown:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown li a{display:block;padding:10px 20px;font-size:14px;color:var(--text)}
.dropdown li a:hover{background:var(--bg-soft);color:var(--brand-dark)}
.nav-actions{display:flex;align-items:center;gap:8px}
.act{width:38px;height:38px;border-radius:50%;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--dark);transition:.2s}
.act:hover{color:var(--brand-dark);border-color:var(--brand)}
.act .ic{margin:0}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:22px;height:2px;background:var(--dark)}

/* ===== Mobile menu ===== */
.mobile-menu{display:none;background:#fff;border-top:1px solid var(--border);padding:10px 24px 20px}
.mobile-menu>ul>li>a{display:block;padding:11px 0;border-bottom:1px solid #f0f0f0;font-size:14px;font-weight:600;color:var(--dark)}
.mobile-menu a:hover{color:var(--brand-dark)}
.mobile-menu .mob-sub{padding-left:14px}
.mobile-menu .mob-sub a{display:block;padding:9px 0;font-size:13px;color:var(--text-muted);border-bottom:1px solid #f6f6f6}
.mobile-menu.open{display:block}

/* ===== Footer ===== */
.site-footer{background:var(--ink);color:#b9b9b9;margin-top:0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;padding:56px 0 40px}
.footer-col .logo{margin-bottom:16px}
.footer-col .logo-text{color:#fff}
.footer-col p{font-size:13.5px;color:#9c9c9c;margin-bottom:8px}
.footer-col h4{color:#fff;font-size:15px;letter-spacing:1px;margin-bottom:16px;text-transform:uppercase}
.footer-col ul li{margin-bottom:9px;font-size:13.5px;color:#b9b9b9}
.footer-col ul a{font-size:13.5px;color:#b9b9b9;transition:color .2s}
.footer-col ul a:hover{color:var(--brand)}
.footer-bottom{border-top:1px solid #2a2a2a;padding:18px 0;font-size:13px;color:#8a8a8a;text-align:center}
/* ===== Hero banners ===== */
.hero-banner{position:relative;overflow:hidden;color:#fff;background:var(--ink);padding:110px 0}
.hero-carousel{display:flex;align-items:center;min-height:520px}
.hero-slides{position:absolute;inset:0;z-index:0}
.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity 1s ease}
.hero-slide.active{opacity:1}
.hero-overlay{position:absolute;inset:0;z-index:1;background:linear-gradient(rgba(0,0,0,.55),rgba(0,0,0,.45))}
.hero-content{position:relative;z-index:2;width:100%}
.hero-pagination{position:absolute;bottom:24px;left:0;right:0;display:flex;justify-content:center;gap:10px;z-index:3}
.hero-dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.55);cursor:pointer;transition:.2s;padding:0}
.hero-dot.active{background:var(--brand);transform:scale(1.3)}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.4);background:rgba(0,0,0,.28);color:#fff;font-size:22px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s}
.hero-arrow:hover{background:var(--brand);border-color:var(--brand)}
.hero-arrow-prev{left:22px}
.hero-arrow-next{right:22px}
.hero-inner{max-width:760px}
.hero-eyebrow{display:inline-block;color:var(--brand);font-size:12px;letter-spacing:3px;text-transform:uppercase;font-weight:700;margin-bottom:16px}
.hero-inner h1{color:#fff;font-size:44px;margin-bottom:16px}
.hero-inner p{color:#c6c6c6;font-size:16px;margin-bottom:28px;max-width:640px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}

.page-hero{background:linear-gradient(120deg,var(--dark),var(--ink));padding:52px 0;text-align:center;color:#fff}
.page-hero h1{color:#fff;font-size:34px;margin-bottom:10px}
.breadcrumb{font-size:13px;color:#b9b9b9}
.breadcrumb a{color:#d9d9d9;transition:color .2s}
.breadcrumb a:hover{color:var(--brand)}
.bc-sep{color:var(--brand-dark);margin:0 6px}

/* ===== CTA band ===== */
.cta-band{background:linear-gradient(120deg,var(--brand),var(--brand-dark));padding:56px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta-inner h2{color:#fff;font-size:28px;margin-bottom:6px}
.cta-inner p{color:#f2e6c9}
.cta-inner .btn-gold{background:#fff;color:var(--brand-dark)}
.cta-inner .btn-gold:hover{background:var(--dark);color:#fff}
/* ===== About ===== */
.about-teaser{max-width:860px;margin:0 auto;text-align:center}
.about-teaser p{font-size:16px;color:var(--text-muted);margin-bottom:24px}
.about-body{max-width:860px;margin:0 auto}
.about-body p{font-size:15.5px;color:var(--text-muted);margin-bottom:18px}

/* ===== Timeline ===== */
.timeline{max-width:820px;margin:0 auto;position:relative;padding-left:24px}
.timeline::before{content:'';position:absolute;left:6px;top:4px;bottom:4px;width:2px;background:var(--brand)}
.timeline li{position:relative;padding:0 0 22px 30px;display:flex;align-items:flex-start}
.timeline li::before{content:'';position:absolute;left:-22px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--brand);border:2px solid #fff;box-shadow:0 0 0 2px var(--brand)}
.tl-year{display:inline-block;font-weight:700;color:var(--brand-dark);margin-right:10px;min-width:70px;flex:0 0 auto}
.tl-text{color:var(--text);flex:1}

/* ===== FAQ ===== */
.faq-list{max-width:860px;margin:0 auto}
.faq-item{border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;margin-bottom:16px;background:#fff}
.faq-item h3{font-size:16px;color:var(--dark);margin-bottom:8px}
.faq-item p{font-size:14.5px;color:var(--text-muted)}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-info h2{font-size:24px;margin-bottom:20px}
.contact-info ul li{margin-bottom:16px;font-size:14.5px;color:var(--text-muted)}
.contact-info strong{display:block;color:var(--dark);margin-bottom:2px}
.contact-info a{color:var(--brand-dark)}
.contact-form{display:flex;flex-direction:column;gap:14px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-form input,.contact-form textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius);font-family:inherit;font-size:14px;outline:none;background:#fff;transition:.2s}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--brand)}
.contact-form textarea{min-height:130px;resize:vertical}

/* ===== News ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-item{display:block;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;transition:.25s ease}
.news-item:hover{box-shadow:var(--shadow);border-color:var(--brand);transform:translateY(-3px)}
.news-date{display:block;font-size:12.5px;color:var(--brand-dark);margin-bottom:8px;letter-spacing:.5px}
.news-item h3,.news-item h4{font-size:16.5px;margin-bottom:8px}
.news-item p{font-size:14px;color:var(--text-muted)}
.news-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:18px}

/* ===== Article ===== */
.article{max-width:820px;margin:0 auto}
.article .news-date{text-align:center;margin-bottom:14px}
.article p{font-size:15.5px;color:var(--text);margin-bottom:20px;line-height:1.9}
.article .btn{margin-top:16px}

/* ===== Product detail ===== */
.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start;margin-bottom:56px}
.pd-media{border:1px solid var(--border);border-radius:var(--radius);height:420px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f5f5f5,#e9e9e9)}
.pd-media .thumb{height:100%;width:100%}
.pd-info h2{font-size:26px;margin-bottom:10px}
.pd-cat{font-size:13.5px;color:var(--text-muted);margin-bottom:16px}
.pd-cat a{color:var(--brand-dark)}
.pd-info p{color:var(--text-muted);margin-bottom:20px}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(3,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .main-nav{display:none}
  .nav-actions .act-user{display:none}
  .nav-toggle{display:flex}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .contact-grid,.product-detail{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-inner h1{font-size:34px}
  .topbar-left .sep{display:none}
}
@media (max-width:600px){
  .grid-4,.grid-3,.grid-2,.news-grid,.footer-grid{grid-template-columns:1fr}
  .section{padding:44px 0}
  .section-head h2{font-size:26px}
  .form-row{grid-template-columns:1fr}
  .topbar-inner{height:auto;padding:6px 0;flex-direction:column;gap:2px}
  .topbar-left{flex-wrap:wrap;justify-content:center}
  .hero-inner h1{font-size:28px}
  .nav-wrap{height:68px}
  .nav-wrap .logo-img{height:50px}
}

/* ===== Real imagery ===== */
.logo-img{height:44px;width:auto;display:block}
.thumb img{width:100%;height:100%;object-fit:cover}
.news-img{width:100%;height:auto;aspect-ratio:16/9;border-radius:var(--radius);margin-bottom:12px;background:var(--bg-alt)}
.article-img{width:100%;max-height:420px;object-fit:cover;border-radius:var(--radius);margin-bottom:22px;background:var(--bg-alt)}
.article-img--full{height:auto;max-height:none;aspect-ratio:16/9}
.about-gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:28px}
.about-gallery img{width:100%;height:150px;object-fit:cover;border-radius:var(--radius)}
@media (max-width:820px){.hero-banner{padding:80px 0}.hero-carousel{min-height:420px}.hero-arrow{width:38px;height:38px}.hero-arrow-prev{left:12px}.hero-arrow-next{right:12px}}
@media (max-width:820px){.about-gallery{grid-template-columns:repeat(2,1fr)}}




/* ===== Procurement Guide ===== */
.flowchart{max-width:880px;margin:0 auto}
.fc-stage{background:#fff;border:1px solid var(--border);border-radius:var(--radius);margin-bottom:16px;overflow:hidden}
.fc-stage-head{background:linear-gradient(120deg,var(--dark),var(--ink));color:#fff;padding:13px 20px;display:flex;align-items:center;gap:12px}
.fc-stage-head .fc-stage-num{background:var(--brand);color:#fff;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex:none}
.fc-stage-head h3{color:#fff;font-size:17px;letter-spacing:.5px;margin:0}
.fc-stage-body{padding:16px 20px}
.fc-step{display:flex;gap:14px;padding:12px 0}
.fc-step+.fc-step{border-top:1px dashed #ececec}
.fc-badge{flex:none;min-width:46px;height:26px;border-radius:13px;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;letter-spacing:.5px;margin-top:2px}
.fc-badge.step{background:var(--brand);color:#fff}
.fc-badge.decision{background:var(--ink);color:var(--brand)}
.fc-step-body{flex:1}
.fc-step-body h4{font-size:15px;color:var(--dark);margin-bottom:3px;font-weight:600}
.fc-step-body p{font-size:13.5px;color:var(--text-muted)}
.fc-role{display:inline-block;font-size:11.5px;color:var(--brand-dark);background:rgba(212,178,106,.14);padding:1px 9px;border-radius:11px;margin-left:8px;font-weight:600;vertical-align:1px}
.fc-branch{display:flex;gap:10px;margin:9px 0 2px;flex-wrap:wrap}
.fc-branch .br{flex:1;min-width:200px;border:1px dashed var(--brand);border-radius:var(--radius);padding:8px 13px;font-size:13px;background:var(--bg-soft);color:var(--text)}
.fc-branch .br b{color:var(--brand-dark)}
.fc-arrow{text-align:center;color:var(--brand-dark);font-size:22px;line-height:1;margin:2px 0 12px}
.proc-table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14px}
.proc-table th{background:var(--dark);color:#fff;padding:11px 14px;text-align:left;font-size:13px;letter-spacing:.5px;font-weight:600}
.proc-table td{padding:11px 14px;border:1px solid var(--border);vertical-align:top;color:var(--text)}
.proc-table tbody tr:nth-child(even) td{background:var(--bg-soft)}
.proc-stages{max-width:880px;margin:0 auto}
.proc-stage{margin-bottom:30px}
.proc-stage>h3{font-size:18px;color:var(--dark);margin-bottom:14px;padding-bottom:9px;border-bottom:2px solid var(--brand);display:flex;align-items:center;gap:11px}
.proc-stage>h3 .num{background:var(--brand);color:#fff;width:28px;height:28px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex:none}
.proc-step{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:17px 20px;margin-bottom:13px}
.proc-step h4{font-size:15.5px;color:var(--dark);margin-bottom:5px}
.proc-step .who{font-size:13px;color:var(--brand-dark);font-weight:600;margin-bottom:9px}
.proc-step p{font-size:14px;color:var(--text-muted);margin-bottom:7px}
.proc-step ul,.proc-step ol{margin:6px 0 9px 20px;list-style:disc}
.proc-step ol{list-style:decimal}
.proc-step li{font-size:14px;color:var(--text-muted);margin-bottom:5px}
.proc-step li b{color:var(--dark)}
.proc-step .outcome{font-size:13.5px;color:var(--text);background:var(--bg-soft);border-left:3px solid var(--brand);padding:9px 13px;border-radius:0 var(--radius) var(--radius) 0;margin-top:6px}
.proc-step .outcome b{color:var(--brand-dark)}
.proc-note{max-width:880px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.proc-note .note-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px}
.proc-note .note-card h4{font-size:15px;color:var(--dark);margin-bottom:8px}
.proc-note .note-card p,.proc-note .note-card li{font-size:13.5px;color:var(--text-muted)}
.proc-note .note-card ol{margin:6px 0 0 20px}
.proc-note .note-card li{margin-bottom:6px}
.proc-priority{max-width:880px;margin:26px auto 0;background:linear-gradient(120deg,var(--dark),var(--ink));color:#c9c9c9;border-radius:var(--radius);padding:20px 24px;font-size:14px}
.proc-priority b{color:var(--brand)}
@media (max-width:820px){.proc-note{grid-template-columns:1fr}}