/* ============================================================
   榄旂偣绉戞妧瀹樼綉 鈥?浼佷笟绾ф櫤鑳藉姙鍏В鍐虫柟妗?
   Design: Enterprise Tech / Dark Navy + Electric Blue
   Desktop First, Full Responsive
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
  --clr-bg: #ffffff;
  --clr-bg-alt: #f5f7fa;
  --clr-surface: #eef1f7;
  --clr-surface-hover: #e4e8f2;
  --clr-border: rgba(0,0,0,0.08);
  --clr-border-hover: rgba(0,0,0,0.15);
  --clr-primary: #2255e8;
  --clr-primary-light: #4a78ff;
  --clr-primary-glow: rgba(34,85,232,0.18);
  --clr-accent: #00b894;
  --clr-accent-glow: rgba(0,184,148,0.15);
  --clr-text: #3b3b3b;
  --clr-text-dim: #5a6480;
  --clr-text-muted: #848484;
  --clr-white: #ffffff;
  --clr-danger: #ff4757;
  --clr-warning: #ffa502;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-card: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-hover: 0 12px 48px rgba(0,0,0,0.14);
  --shadow-glow: 0 0 60px rgba(34,85,232,0.1);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  --max-width: none;
  --content-px: 40px;
  --nav-h: 72px;
  --nav-h-scrolled: 60px;
}

/* ---------- Reset & Base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{
  margin:0;
  padding:0;
  scroll-behavior:smooth;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
body{
  margin:0;
  padding:0;
  font:normal 14px / 1.5715 "MiSans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
  color:var(--clr-text);
  background:var(--clr-bg);
  overflow-x:hidden;
}
main{display:block;margin:0;padding:0}
h1,h2,h3,h4,h5,h6,strong{font-weight:600}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
ul{list-style:none}
button{cursor:pointer;border:none;background:none;font:inherit;color:inherit}
input,textarea,select{font:inherit;color:inherit}
.container{width:100%;padding:0 var(--content-px)}

/* ---------- Section Common ---------- */
.section{padding:20px 0;position:relative}
.section-header{text-align:center;margin-bottom:40px}
.section-label{
  display:inline-block;font-size:13px;font-weight:600;color:var(--clr-primary);
  text-transform:uppercase;letter-spacing:2.5px;margin-bottom:14px;
  padding:5px 16px;background:rgba(51,102,255,0.08);border-radius:20px;
}
.section-title{
  font-size:clamp(28px,4.5vw,44px);font-weight:600;color:var(--clr-text);
  line-height:1.2;margin-bottom:8px;letter-spacing:-0.5px;
}
.section-desc{
  font-size:clamp(15px,2vw,17px);color:var(--clr-text-dim);
  max-width:720px;margin:0 auto;line-height:1.7;
}

/* ============================================================
   1. HEADER / NAVIGATION
   ============================================================ */
.header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:var(--nav-h);display:flex;align-items:center;
  background:transparent;
}
/* 婊氬姩鎴杊over鏃?鈫?鐧藉簳 */
.header.scrolled,
.header:hover,
.header.has-dropdown{
  background:#fff;
  border-bottom:1px solid var(--clr-border);
  box-shadow:0 2px 24px rgba(0,0,0,0.08);
}
.header.at-top:hover:not(.has-dropdown){
  background:transparent;
  border-bottom:0;
  box-shadow:none;
}
/* 楂樺害鍙樺寲浠呭湪婊氬姩鏃?*/
.header.scrolled{
  height:var(--nav-h-scrolled);
}
.header-inner{
  width:100%;padding:0 var(--content-px);
  position:relative;
  display:flex;align-items:center;justify-content:flex-start;
  gap:24px;
}
.header-logo{display:flex;align-items:center;flex-shrink:0}
.header-logo img{height:22px;width:auto;transition:all var(--transition)}
.header.scrolled .header-logo img,
.header:hover .header-logo img,
.header.has-dropdown .header-logo img{
  height:20px;
  filter:brightness(0);
}
.header.at-top:hover:not(.has-dropdown) .header-logo img{
  height:22px;
  filter:none;
}
.header-nav{
  position:absolute;
  left:0;
  right:0;
  display:flex;align-items:center;justify-content:center;gap:6px;
  pointer-events:none;
}
.header-nav > *{pointer-events:auto}
.header-nav a{
  font-size:15px;color:#fff;font-weight:500;
  padding:8px 14px;border-radius:var(--radius-sm);
  transition:all var(--transition);white-space:nowrap;
}
.header.scrolled .header-nav a,
.header:hover .header-nav a,
.header.has-dropdown .header-nav a{
  color:var(--clr-text);
}
.header.at-top:hover:not(.has-dropdown) .header-nav a{
  color:#fff;
}
.header-nav a:hover{color:var(--clr-primary)}

/* Nav Dropdown */
.nav-dropdown{position:relative}
.nav-dropdown-trigger{
  display:flex;align-items:center;gap:5px;
  font-size:15px;color:#fff;font-weight:500;
  padding:8px 14px;border-radius:var(--radius-sm);
  transition:all var(--transition);white-space:nowrap;cursor:pointer;
  user-select:none;
}
.header.scrolled .nav-dropdown-trigger,
.header:hover .nav-dropdown-trigger,
.header.has-dropdown .nav-dropdown-trigger{
  color:var(--clr-text);
}
.header.at-top:hover:not(.has-dropdown) .nav-dropdown-trigger{
  color:#fff;
}
.nav-dropdown-trigger:hover,
.nav-dropdown.active .nav-dropdown-trigger{
  color:var(--clr-primary);
}
.nav-dropdown-arrow{
  transition:transform var(--transition);width:12px;height:12px;
}
.nav-dropdown.active .nav-dropdown-arrow{transform:rotate(180deg)}
.nav-dropdown::before{
  content:'';position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;
  background:rgba(0,0,0,0.35);pointer-events:none;
  opacity:0;visibility:hidden;
}
.nav-dropdown.active::before{
  opacity:1;visibility:visible;
}
.nav-dropdown-panel{
  position:fixed;top:var(--nav-h);left:0;right:0;
  background:var(--clr-white);
  box-shadow:0 8px 48px rgba(0,0,0,0.1);
  border-bottom:1px solid var(--clr-border);
  opacity:0;visibility:hidden;pointer-events:none;
  transform:translateY(-8px);
  width:100vw;
}
.nav-dropdown.active .nav-dropdown-panel{
  opacity:1;visibility:visible;pointer-events:auto;
  transform:translateY(0);
}
.nav-dropdown-inner{
  max-width:1200px;margin:0 auto;padding:0 var(--content-px);
}

/* ===== 绗竴琛岋細6涓郴鍒楁爣绛?===== */
.dropdown-series-row{
  display:flex;gap:16px;justify-content:center;
  padding:24px 0 16px;
  border-bottom:1px solid var(--clr-border);
}
.dropdown-series-item{
  display:flex;flex-direction:column;align-items:center;gap:4px;
  padding:10px 20px;border-radius:var(--radius-sm);
  cursor:pointer;transition:all var(--transition);
  position:relative;min-width:80px;
}
.dropdown-series-item:hover{
  color:var(--clr-primary);
}
.dropdown-series-item.active{
  color:var(--clr-primary);
}
.dropdown-series-item.active::after{
  content:'';position:absolute;bottom:-17px;left:50%;transform:translateX(-50%);
  width:0;height:0;
  border-left:7px solid transparent;
  border-right:7px solid transparent;
  border-bottom:7px solid var(--clr-primary);
}
.dropdown-series-name{
  font-size:14px;font-weight:600;color:inherit;
  white-space:nowrap;
}
.dropdown-series-sub{
  font-size:11px;color:var(--clr-text-muted);white-space:nowrap;
  transition:color var(--transition);
}
.dropdown-series-item.active .dropdown-series-sub{
  color:var(--clr-primary);
}

/* ===== 绗簩琛岋細浜у搧鍥惧睍绀哄尯 ===== */
.dropdown-products-row{
  padding:20px 0;
  min-height:200px;display:flex;align-items:stretch;
}
.dropdown-product-group{
  display:none;width:100%;
  justify-content:center;gap:24px;
}
.dropdown-product-group.active{
  display:flex;flex-wrap:wrap;
}
.dropdown-product-card{
  display:flex;flex-direction:column;align-items:center;gap:10px;
  padding:12px;border-radius:var(--radius-sm);
  cursor:pointer;transition:all var(--transition);
  border:1px solid transparent;
  width:180px;flex-shrink:0;
}
.dropdown-product-card:hover{
  border-color:var(--clr-border-hover);
  background:var(--clr-bg-alt);
  transform:translateY(-2px);
  box-shadow:0 4px 16px rgba(0,0,0,0.06);
}
.dropdown-product-card img{
  width:100%;height:120px;object-fit:contain;
  background:var(--clr-bg-alt);border-radius:var(--radius-sm);
}
.dropdown-product-label{
  font-size:13px;color:var(--clr-text-dim);text-align:center;
  line-height:1.4;font-weight:500;
}
.dropdown-product-card:hover .dropdown-product-label{
  color:var(--clr-primary);
}

/* ===== 绗笁琛岋細鏌ョ湅鍏ㄩ儴浜у搧 ===== */
.dropdown-more-row{
  padding:12px 0 24px;text-align:center;
  border-top:1px solid var(--clr-border);
}
.dropdown-more-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:500;color:var(--clr-text);
  padding:10px 28px;border:1px solid var(--clr-border-hover);
  border-radius:24px;transition:all var(--transition);
}
.dropdown-more-link:hover{
  color:var(--clr-primary);border-color:var(--clr-primary);
  transform:translateY(-1px);
  box-shadow:0 4px 16px rgba(34,85,232,0.1);
}
.dropdown-more-link span{
  font-size:15px;transition:transform var(--transition);
}
.dropdown-more-link:hover span{transform:translateX(3px)}

/* Hardware Dropdown */
.hardware-dropdown-panel{
  box-shadow:none;
  border-bottom:0;
}
.hardware-dropdown-inner{
  width:100%;
  margin:0 auto;
  padding-top:48px;
}
.hardware-category-row{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:72px;
}
.header-nav .hardware-category-row [data-hardware-series]{
  display:inline-block;
  padding:0;
  border-radius:0;
  font-size:15px;
  line-height:1.4;
  font-weight:400;
  color:#344052;
  cursor:pointer;
}
.header-nav .hardware-category-row [data-hardware-series]:hover,
.header-nav .hardware-category-row [data-hardware-series].active{
  color:var(--clr-primary);
  font-weight:600;
}
.hardware-product-row{
  display:none;
  justify-content:center;
  gap:96px;
  padding:72px 0 34px;
}
.hardware-product-row.active{
  display:flex;
}
.hardware-product-card{
  width:96px;
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
  color:#151922;
  transition:transform var(--transition), color var(--transition);
}
.header-nav .hardware-product-card{
  padding:0;
  border-radius:0;
  color:#151922;
}
.hardware-product-card:hover{
  transform:translateY(-2px);
  color:#ff4f1f;
}
.hardware-product-img{
  position:relative;
  display:block;
  width:100px;
  height:100px;
  margin-bottom:14px;
}
.hardware-product-img img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:contain;
  transition:opacity var(--transition);
}
.hardware-product-img .product-img-hover{
  opacity:0;
}
.hardware-product-card:hover .product-img-default{
  opacity:0;
}
.hardware-product-card:hover .product-img-hover{
  opacity:1;
}
.hardware-product-name{
  display:block;
  font-size:12px;
  line-height:1.35;
  font-weight:500;
  white-space:nowrap;
}
.hardware-product-name em{
  font-style:normal;
  color:#ff4f1f;
}
.hardware-product-desc{
  display:block;
  margin-top:6px;
  font-size:12px;
  line-height:1.4;
  color:#747b86;
  white-space:nowrap;
}
.hardware-more-row{
  border-top:1px solid #edf0f3;
  height:64px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.header-nav .hardware-more-row a{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:0;
  border-radius:0;
  font-size:15px;
  line-height:1.4;
  font-weight:400;
  color:#111827;
}
.header-nav .hardware-more-row a:hover{
  color:var(--clr-primary);
}
.hardware-more-row span{
  font-size:22px;
  line-height:1;
  transform:translateY(-1px);
}

/* Solution Dropdown */
.solution-dropdown-panel{
  box-shadow:none;
}
.solution-dropdown-inner{
  width:min(100%,1205px);
  margin:0 auto;
  padding:24px 0 46px;
}
.solution-dropdown-title{
  font-size:18px;
  line-height:1.35;
  font-weight:600;
  color:#111827;
  margin-bottom:8px;
}
.solution-dropdown-desc{
  font-size:13px;
  line-height:1.5;
  color:#8b95a1;
  margin-bottom:14px;
}
.solution-dropdown-grid{
  display:grid;
  grid-template-columns:repeat(4,241px);
  gap:16px;
}
.solution-dropdown-card{
  display:block;
  padding:0;
  border-radius:0;
  color:#111827;
  transition:color var(--transition), transform var(--transition);
}
.header-nav .solution-dropdown-card{
  padding:0;
  border-radius:0;
  color:#111827;
}
.solution-dropdown-card:hover{
  color:var(--clr-primary);
  transform:translateY(-2px);
}
.solution-dropdown-card img{
  width:241px;
  height:120px;
  object-fit:cover;
  object-position:bottom;
  border-radius:4px;
  margin-bottom:10px;
}
.solution-dropdown-card span{
  display:block;
  font-size:15px;
  line-height:1.4;
  font-weight:400;
  white-space:nowrap;
}

/* About Dropdown */
.about-dropdown-panel{
  box-shadow:none;
}
.about-dropdown-inner{
  width:min(100%,760px);
  margin:0 auto;
  padding:36px 0 38px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:70px;
}
.header-nav .about-dropdown-link{
  display:flex;
  align-items:center;
  gap:18px;
  min-width:0;
  padding:0;
  border:0;
  border-radius:0;
  background:transparent;
  color:#07142b;
  font-size:16px;
  line-height:1.4;
  font-weight:600;
  white-space:nowrap;
  transition:color var(--transition), transform var(--transition);
}
.about-dropdown-icon{
  display:flex;
  align-items:center;
  justify-content:center;
  width:26px;
  height:26px;
  color:#707070;
  flex:0 0 auto;
}
.about-dropdown-icon svg{
  display:block;
}
.header-nav .about-dropdown-link:hover{
  color:var(--clr-primary);
  transform:translateY(-2px);
}
.header-nav .about-dropdown-link:hover .about-dropdown-icon{
  color:var(--clr-primary);
}

.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;margin-left:auto}
.header-cloud-link{
  position:relative;
  width:36px;
  height:36px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  transition:background var(--transition), transform var(--transition);
}
.header-cloud-link img{
  width:22px;
  height:22px;
  display:block;
  filter:brightness(0) invert(1);
  opacity:.94;
  transition:filter var(--transition), opacity var(--transition);
}
.header.scrolled .header-cloud-link img,
.header:hover .header-cloud-link img,
.header.has-dropdown .header-cloud-link img{
  filter:none;
  opacity:.86;
}
.header.at-top:hover:not(.has-dropdown) .header-cloud-link img{
  filter:brightness(0) invert(1);
  opacity:.94;
}
.header-cloud-link:hover{
  background:rgba(255,255,255,.12);
  transform:translateY(-1px);
}
.header.scrolled .header-cloud-link:hover,
.header:hover .header-cloud-link:hover,
.header.has-dropdown .header-cloud-link:hover{
  background:rgba(34,85,232,.08);
}
.header-cloud-link::after{
  content:attr(data-tooltip);
  position:absolute;
  top:calc(100% + 10px);
  right:50%;
  transform:translateX(50%) translateY(-4px);
  padding:8px 12px;
  border-radius:4px;
  background:rgba(17,24,39,.92);
  color:#fff;
  font-size:13px;
  line-height:1;
  font-weight:500;
  white-space:nowrap;
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transition:opacity var(--transition), transform var(--transition), visibility var(--transition);
}
.header-cloud-link::before{
  content:"";
  position:absolute;
  top:calc(100% + 4px);
  right:50%;
  transform:translateX(50%) translateY(-4px);
  border-left:5px solid transparent;
  border-right:5px solid transparent;
  border-bottom:6px solid rgba(17,24,39,.92);
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transition:opacity var(--transition), transform var(--transition), visibility var(--transition);
}
.header-cloud-link:hover::after,
.header-cloud-link:focus-visible::after,
.header-cloud-link:hover::before,
.header-cloud-link:focus-visible::before{
  opacity:1;
  visibility:visible;
  transform:translateX(50%) translateY(0);
}
.btn-nav-outline{
  font-size:13px;font-weight:600;color:#fff;
  padding:8px 18px;border:1px solid rgba(255,255,255,0.5);border-radius:20px;
  transition:all var(--transition);white-space:nowrap;
}
.header.scrolled .btn-nav-outline,
.header:hover .btn-nav-outline,
.header.has-dropdown .btn-nav-outline{
  color:var(--clr-text);
  border-color:var(--clr-border-hover);
}
.header.at-top:hover:not(.has-dropdown) .btn-nav-outline{
  color:#fff;
  border-color:rgba(255,255,255,0.5);
}
.btn-nav-outline:hover{border-color:var(--clr-primary);color:var(--clr-primary)}
.btn-nav-primary{
  font-size:13px;font-weight:600;color:var(--clr-white);
  padding:9px 22px;background:var(--clr-primary);border-radius:20px;
  transition:all var(--transition);white-space:nowrap;
  box-shadow:0 4px 20px var(--clr-primary-glow);
}
.btn-nav-primary:hover{
  background:var(--clr-primary-light);transform:translateY(-1px);
  box-shadow:0 8px 32px var(--clr-primary-glow);
}
.menu-toggle{display:none;flex-direction:column;gap:5px;padding:10px;z-index:1001}
.menu-toggle span{
  width:24px;height:2px;background:#fff;transition:all var(--transition);border-radius:2px;
}
.header.scrolled .menu-toggle span,
.header:hover .menu-toggle span,
.header.has-dropdown .menu-toggle span{
  background:var(--clr-text);
}
.menu-toggle.active span:nth-child(1){transform:rotate(45deg)translate(5px,5px)}
.menu-toggle.active span:nth-child(2){opacity:0}
.menu-toggle.active span:nth-child(3){transform:rotate(-45deg)translate(5px,-5px)}

/* Mobile Nav */
.mobile-menu{
  position:fixed;inset:0;z-index:999;background:rgba(255,255,255,0.98);
  backdrop-filter:blur(20px);display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:20px;
  opacity:0;pointer-events:none;transition:opacity 0.35s;
}
.mobile-menu.active{opacity:1;pointer-events:auto}
.mobile-menu a{font-size:20px;font-weight:600;color:var(--clr-text-dim);padding:8px 0}
.mobile-menu a:hover{color:var(--clr-primary)}
.mobile-menu .mobile-cta{
  margin-top:16px;display:flex;flex-direction:column;gap:12px;align-items:center;
}

/* ============================================================
   2. SIDEBAR TOOLS (PC) / BOTTOM BAR (MOBILE)
   ============================================================ */
.side-tools{
  position:fixed;right:24px;top:50%;transform:translateY(-50%);
  z-index:900;display:flex;flex-direction:column;align-items:center;
  width:96px;
  background:transparent;
  border-radius:0;
  padding:0;
  box-shadow:none;
}
.side-tool{
  display:flex;align-items:center;justify-content:center;
  width:100%;
  position:relative;
  cursor:pointer;
  text-decoration:none;
  color:inherit;
  transition:transform var(--transition);
}
.side-tool:hover{
  transform:translateY(-2px);
}
.side-tool-top{
  width:96px;height:88px;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;
  background:url('../assets/SIDEBAR/bg_top.png') no-repeat center center / contain;
  padding:6px 0 0;
  position:relative;
  flex-shrink:0;
}
.side-tool-bottom{
  width:80px;min-height:348px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:url('../assets/SIDEBAR/bg.png') no-repeat center top / contain;
  padding:16px 0;
  gap:30px;
  flex-shrink:0;
  margin-top:0px;
}
.side-tool-mascot{
  width:70px;height:70px;object-fit:contain;display:block;
  margin:-12px 0 2px;
}
.side-tool-buy-btn{
  color:#fff;font-size:14px;font-weight:400;
  white-space:nowrap;
}
.side-tool-store{
  display:flex;flex-direction:column;align-items:center;
  gap:4px;padding:4px 0;
  color:#2563EB;
}
.side-tool-store-icon{
  width:32px;height:32px;object-fit:contain;display:block;
}
.side-tool-store-text{
  writing-mode:vertical-rl;
  text-orientation:upright;
  font-size:14px;font-weight:500;
  letter-spacing:2px;line-height:1;
}
.side-tool-divider{
  width:32px;height:1px;background:rgba(0,0,0,0.06);
}

/* Tool Popups */
.tool-popup{
  position:absolute;right:calc(100% + 16px);top:50%;transform:translateY(-50%) translateX(8px);
  background:#fff;border:1px solid rgba(0,0,0,0.06);
  border-radius:16px;padding:20px;
  opacity:0;pointer-events:none;transition:all 0.35s cubic-bezier(0.4,0,0.2,1);
  box-shadow:0 12px 48px rgba(0,0,0,0.12);white-space:nowrap;display:flex;flex-direction:column;align-items:center;
}

/* ---- Phone Popup (鍜ㄨ鐑嚎) ---- */
.phone-popup{
  padding:20px;width:240px;gap:0;
  background:#fff;border-radius:16px;
  box-shadow:0 8px 32px rgba(0,0,0,0.12);
  align-items:center;
  top:50%;right:calc(100% + 26px);
  transform:translateY(-50%) translateX(8px);
}
.phone-popup-content{
  display:flex;align-items:center;gap:14px;width:180px;
}
.phone-popup-info{
  display:flex;flex-direction:column;gap:4px;
}
.phone-popup-label,
.phone-popup-wechat-label{
  font-size:14px;color:#333;font-weight:500;letter-spacing:0.5px;
}
.phone-popup-number{
  font-size:20px;font-weight:700;color:#333;letter-spacing:0.5px;line-height:1.2;
}
.phone-popup-divider{
  width:180px;height:1px;background:rgba(0,0,0,0.08);margin:16px 0;
}
.phone-popup-wechat{
  display:flex;flex-direction:column;gap:12px;width:180px;
}
.phone-popup-qr{
  width:180px;height:180px;
  border-radius:8px;overflow:hidden;
  background:#fff;border:1px solid rgba(0,0,0,0.06);
  padding:6px;display:flex;align-items:center;justify-content:center;
}
.phone-popup-qr img{
  width:100%;height:100%;object-fit:contain;
}

/* ---- WeCom Popup (浼佸井瀹㈡湇) ---- */
.wecom-popup{
  width:200px;gap:14px;padding:20px;
  background:#fff;border-radius:16px;
  box-shadow:0 12px 48px rgba(0,0,0,0.12);
  align-items:center;text-align:center;
}
.wecom-popup-qr{
  width:150px;height:150px;
  border-radius:12px;overflow:hidden;
  background:#fff;border:1px solid rgba(0,0,0,0.06);
  padding:6px;display:flex;align-items:center;justify-content:center;
}
.wecom-popup-qr img{
  width:100%;height:100%;object-fit:contain;
}
.wecom-popup-text{
  display:inline-block;
  padding:8px 18px;
  font-size:13px;color:#fff;font-weight:500;
  line-height:1.4;
  background:linear-gradient(135deg,#1a3bc8 0%,#2255e8 60%,#3a6aff 100%);
  border-radius:20px;
}
.wecom-popup-btn{
  display:inline-block;
  padding:10px 28px;
  background:var(--clr-primary);
  color:#fff;
  border-radius:24px;
  font-size:14px;font-weight:500;
  text-decoration:none;
  transition:all var(--transition);
  white-space:nowrap;
}
.wecom-popup-btn:hover{
  background:var(--clr-primary-light);
  box-shadow:0 4px 16px var(--clr-primary-glow);
}

/* ---- Shop Popup (鍦ㄧ嚎璐拱) ---- */
.shop-popup{
  gap:0;padding:8px 0;
  background:#fff;border-radius:16px;
  box-shadow:0 12px 48px rgba(0,0,0,0.12);
  flex-direction:column;width:220px;
}
.shop-popup-item{
  display:flex;align-items:center;gap:14px;
  padding:12px 20px;
  text-decoration:none;
  cursor:pointer;
  transition:background var(--transition);
}
.shop-popup-item:first-child{
  border-bottom:1px solid rgba(0,0,0,0.06);
  border-radius:16px 16px 0 0;
}
.shop-popup-item:last-child{
  border-radius:0 0 16px 16px;
}
.shop-popup-item:hover{
  background:var(--clr-bg-alt);
}
.shop-popup-icon{
  width:36px;height:36px;flex-shrink:0;
  display:flex;align-items:center;
  justify-content:center;
}
.shop-popup-icon img{
  width:100%;height:100%;object-fit:contain;
}
.shop-popup-info{
  flex:1;display:flex;flex-direction:column;justify-content:center;gap:4px;
}
.shop-popup-name{
  font-size:14px;font-weight:500;color:var(--clr-text);line-height:1.2;
}
.shop-popup-link{
  font-size:13px;font-weight:500;color:#e02020;
  white-space:nowrap;transition:color var(--transition);line-height:1.2;
}
.shop-popup-item:hover .shop-popup-link{
  color:#ff4466;
}

/* ============================================================
   3. HERO CAROUSEL
   ============================================================ */
.hero{position:relative;height:100vh;min-height:700px;margin:0;overflow:hidden}
.hero-slides{position:relative;width:100%;height:100%}
.hero-slide{
  position:absolute;inset:0;display:flex;align-items:center;
  opacity:0;transition:opacity 0.8s ease,transform 0.8s ease;
  transform:scale(1.02);
  pointer-events:none;
}
.hero-slide.active{opacity:1;transform:scale(1);pointer-events:auto}
.hero-slide-link{
  position:absolute;inset:0;z-index:1;display:block;
}
.hero-slide-img{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;z-index:0;
}
.hero-slide-bg{position:absolute;inset:0;overflow:hidden}
.hero-copy{
  position:relative;
  z-index:2;
  width:min(620px, calc(100% - 2 * var(--content-px)));
  margin-left:18.5vw;
  margin-top:-5vh;
  color:#fff;
  text-align:left;
  text-shadow:0 4px 22px rgba(0,0,0,0.45);
  transform:scale(1.12);
  transform-origin:left center;
}
.hero-kicker{
  font-size:clamp(18px, 1.55vw, 25px);
  line-height:1.45;
  font-weight:500;
  color:rgba(255,255,255,0.82);
  margin-bottom:24px;
}
.hero-title{
  display:flex;
  flex-direction:column;
  gap:12px;
  font-size:clamp(44px, 4.2vw, 68px);
  line-height:1.1;
  font-weight:600;
  letter-spacing:0;
  color:#fff;
  margin-bottom:34px;
}
.hero-title-strong{
  font-size:1.14em;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:42px;
  padding:7px 24px 8px;
  border-radius:999px;
  background:#1297ff;
  color:#fff;
  font-size:clamp(16px, 1.35vw, 20px);
  line-height:1;
  font-weight:400;
  box-shadow:0 0 24px rgba(18,151,255,0.38);
}

/* Hero Controls */
.hero-dots{
  position:absolute;bottom:40px;left:50%;transform:translateX(-50%);
  z-index:3;display:flex;gap:10px;
}
.hero-dot{
  width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,0.2);
  cursor:pointer;transition:all var(--transition);
}
.hero-dot.active{background:var(--clr-primary);width:28px;border-radius:5px}
.hero-arrows{
  position:absolute;top:50%;transform:translateY(-50%);z-index:3;
  width:100%;left:0;
  display:flex;justify-content:space-between;padding:0 var(--content-px);pointer-events:none;
}
.hero-arrow{
  width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,0.06);
  border:1px solid var(--clr-border);display:flex;align-items:center;
  justify-content:center;font-size:20px;color:var(--clr-text);
  cursor:pointer;transition:all var(--transition);pointer-events:auto;
}
.hero-arrow:hover{background:var(--clr-primary);border-color:var(--clr-primary)}

/* ============================================================
   4. PRODUCT GRID 鈥?Sunmi-style dark showcase cards (3脳2)
   ============================================================ */
.products-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}

/* ---- Card Base 鈥?姣斾緥涓庝骇鍝佸浘涓€鑷?618脳440 鈮?10:7 ---- */
.product-card{
  position:relative;
  overflow:hidden;
  aspect-ratio:618/440;
  background:#0a0e1a;
  cursor:pointer;
  border-radius:4px;
}
/* 鑳屾櫙鍥惧眰锛岀嫭绔嬬缉鏀撅紝contain 瀹屾暣鏄剧ず涓嶈鍓?*/
.product-card-overlay{
  position:absolute;inset:0;
  background-size:contain;
  background-repeat:no-repeat;
  background-position:center center;
  background-color:#0a0e1a;
  /* 缁ф壙鐖剁骇鐨?background-image锛堥€氳繃 JS 鎴?inline style 璁剧疆鍒扮埗绾э紝杩欓噷閲嶆柊鐢╥mg鍏冪礌鏂规鏀逛负鐩存帴鍦╫verlay涓婏級 */
  transition:transform 0.5s ease, filter 0.35s ease;
  will-change:transform;
}
.product-card:hover .product-card-overlay{
  transform:scale(1.04);
  filter:brightness(1.08);
}
/* 鏆楄壊娓愬彉钂欏眰 鈥?椤堕儴娣变繚璇佹枃瀛楀彲璇伙紝涓嬫柟閫忓嚭浜у搧鍥?*/
.product-card-overlay::after{
  content:'';
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(0,0,0,0.78) 0%, rgba(0,0,0,0.45) 35%, transparent 70%);
}

/* ---- 鏂囧瓧鍐呭鍖猴細椤堕儴灞呬腑 ---- */
.product-card-content{
  position:absolute;
  top:0;left:0;right:0;bottom:0;
  padding:28px 28px 24px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:flex-start;
  z-index:2;
  text-align:center;
}

/* 浜у搧鍚?鈥?澶х櫧瀛楃矖浣?*/
.product-card-name{
  font-size:clamp(18px, 1.8vw, 26px);
  font-weight:600;
  color:#ffffff;
  line-height:2.5;
  margin-bottom:6px;
  text-shadow:0 2px 8px rgba(0,0,0,0.5);
  letter-spacing:0.5px;
}

/* 鍓爣棰?鈥?灏忓彿鍗婇€忔槑鐏扮櫧 */
.product-card-sub{
  font-size:clamp(12px, 1vw, 14px);
  color:rgba(255,255,255,0.65);
  line-height:1.5;
  margin-bottom:16px;
  font-weight:400;
}

/* 鍙岄摼鎺ュ鍣?*/
.pcard-links{
  display:flex;
  align-items:center;
  gap:20px;
}

/* 浜嗚В璇︽儏 / 閲囪喘鍜ㄨ 閾炬帴 鈥?鐧借壊甯︾澶?*/
.pcard-link{
  font-size:14px;
  font-weight:500;
  color:rgba(255,255,255,0.85);
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:3px;
  transition:color 0.25s;
  white-space:nowrap;
}
.pcard-link span{
  font-size:15px;
  font-weight:400;
  line-height:1;
  transition:transform 0.25s;
}
.pcard-link:hover{
  color:#fff;
}
.pcard-link:hover span{
  transform:translateX(4px);
}

/* Purchase Consult Modal */
.consult-modal{
  position:fixed;
  inset:0;
  z-index:2000;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transition:opacity 0.25s ease, visibility 0.25s ease;
}
.consult-modal.active{
  opacity:1;
  visibility:visible;
  pointer-events:auto;
}
.consult-modal-backdrop{
  position:absolute;
  inset:0;
  background:rgba(15,23,42,0.5);
  backdrop-filter:blur(3px);
  -webkit-backdrop-filter:blur(3px);
}
.consult-modal-dialog{
  position:relative;
  width:min(100%,360px);
  padding:30px 30px 28px;
  border-radius:10px;
  background:#fff;
  box-shadow:0 24px 80px rgba(15,23,42,0.24);
  text-align:center;
  transform:translateY(10px) scale(0.98);
  transition:transform 0.25s ease;
}
.consult-modal.active .consult-modal-dialog{
  transform:translateY(0) scale(1);
}
.consult-modal-close{
  position:absolute;
  top:12px;
  right:14px;
  width:30px;
  height:30px;
  border:0;
  border-radius:50%;
  background:#f3f5f8;
  color:#6b7280;
  font-size:22px;
  line-height:30px;
  cursor:pointer;
  transition:background var(--transition), color var(--transition);
}
.consult-modal-close:hover{
  background:#e8edf5;
  color:#111827;
}
.consult-modal-title{
  font-size:18px;
  line-height:1.4;
  font-weight:600;
  color:#111827;
  margin-bottom:8px;
}
.consult-modal-phone{
  display:inline-block;
  margin-bottom:20px;
  font-size:28px;
  line-height:1.2;
  font-weight:600;
  color:var(--clr-primary);
  text-decoration:none;
}
.consult-modal-phone:hover{
  color:var(--clr-primary-light);
}
.consult-modal-qr{
  width:190px;
  height:190px;
  margin:0 auto 14px;
  padding:10px;
  border:1px solid var(--clr-border);
  border-radius:8px;
  background:#fff;
}
.consult-modal-qr img{
  display:block;
  width:100%;
  height:100%;
  object-fit:contain;
}
.consult-modal-desc{
  font-size:17px;
  line-height:1.5;
  font-weight:500;
  color:#344052;
}

/* ============================================================
   5. 鍥涘ぇ琛屼笟鏂规 (2脳2 Grid)
   ============================================================ */
.solution-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:16px;
}

/* 鏂规鍗＄墖 鈥?鑳屾櫙鍥鹃摵婊★紝姣斾緥 ~2.3:1 */
.solution-card{
  position:relative;
  overflow:hidden;
  aspect-ratio:952/560;
  cursor:pointer;
  border-radius:8px;
}
/* 鑳屾櫙鍥惧眰 */
.solution-card-overlay{
  position:absolute;inset:0;
  background-size:cover;
  background-repeat:no-repeat;
  background-position:center center;
  transition:transform 0.5s ease, filter 0.35s ease;
  will-change:transform;
}
.solution-card:hover .solution-card-overlay{
  transform:scale(1.04);
  filter:brightness(1.08);
}
/* 鐧借壊鈫掗€忔槑娓愬彉钂欏眰锛堥《閮ㄧ櫧鑹诧紝鍚戜笅娓愰殣锛屾枃瀛楀尯淇濊瘉鍙鎬э級 */
.solution-card-overlay::after{
  content:'';
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(255,255,255,0.72) 0%, rgba(255,255,255,0.35) 35%, transparent 70%);
}

/* 鏂囧瓧鍐呭鍖?鈥?闈犱笂灞呬腑 */
.solution-card-content{
  position:absolute;
  top:0;left:0;right:0;bottom:0;
  padding:40px 28px 16px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:flex-start;
  z-index:2;
  text-align:center;
}

/* 鏂规鍚?鈥?娣辫摑澶у瓧 */
.solution-card-name{
  font-size:clamp(22px, 2.5vw, 34px);
  font-weight:600;
  color:var(--clr-text);
  letter-spacing:2px;
  margin-bottom:8px;
}

/* 鍓爣棰?鈥?娣辩伆 */
.solution-card-desc{
  font-size:clamp(14px, 1.2vw, 19px);
  font-weight:400;
  color:var(--clr-text-dim);
  line-height:1.4;
  margin-bottom:14px;
  text-shadow:none;
}

/* 浜嗚В璇︽儏閾炬帴 鈥?娣辫壊 */
.solution-card .pcard-link{
  font-size:15px;
  font-weight:500;
  color:var(--clr-text-dim);
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:4px;
  transition:color 0.25s;
}
.solution-card .pcard-link span{
  font-size:16px;
  font-weight:400;
  line-height:1;
  transition:transform 0.25s;
}
.solution-card .pcard-link:hover{
  color:var(--clr-primary);
}

/* ============================================================
   6. 鍝佺墝瀹氫綅 + 瀹㈡埛妗堜緥锛堝瀭鐩村爢鍙犲竷灞€锛?
   ============================================================ */

/* ---- 涓婇儴锛氬搧鐗屽畾浣嶏紙鍦板浘鑳屾櫙锛屾繁鑹诧級 ---- */
.brand-section{
  position:relative;
  overflow:hidden;
  min-height:560px;
  background:
    linear-gradient(180deg, rgba(20,7,2,0.1) 0%, rgba(7,2,0,0.24) 100%),
    #100602;
  padding:76px 0 34px;
}
.brand-section::before,
.brand-section::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
}
.brand-section::before{
  background:
    radial-gradient(circle at 50% 45%, rgba(255,205,125,0.22) 0%, rgba(255,205,125,0.08) 28%, transparent 58%);
  mix-blend-mode:screen;
  opacity:0.36;
  transform:scale(1.02);
  animation:mapGlow 5.8s ease-in-out infinite;
}
.brand-section.bg-loaded::before{
  background:
    radial-gradient(circle at 50% 45%, rgba(255,205,125,0.22) 0%, rgba(255,205,125,0.08) 28%, transparent 58%),
    url(../assets/map.jpg) center/cover no-repeat;
}
.brand-section::after{
  width:34%;
  left:-42%;
  background:linear-gradient(100deg,
    transparent 0%,
    rgba(255,255,255,0.02) 28%,
    rgba(255,212,142,0.18) 48%,
    rgba(255,255,255,0.04) 68%,
    transparent 100%
  );
  filter:blur(16px);
  mix-blend-mode:screen;
  animation:mapSweep 8s ease-in-out infinite;
}
@keyframes mapGlow{
  0%,100%{
    opacity:0.24;
    filter:brightness(1) saturate(1);
    transform:scale(1.01);
  }
  48%{
    opacity:0.58;
    filter:brightness(1.28) saturate(1.18);
    transform:scale(1.035);
  }
}
@keyframes mapSweep{
  0%,18%{transform:translateX(0);opacity:0}
  34%{opacity:0.9}
  58%{transform:translateX(420%);opacity:0}
  100%{transform:translateX(420%);opacity:0}
}
@media (prefers-reduced-motion:reduce){
  .brand-section::before,
  .brand-section::after{
    animation:none;
  }
}
.brand-container{
  position:relative;
  z-index:1;
  width:100%;
  margin:0 auto;
  padding:0 var(--content-px);
}
.brand-content{
  min-height:450px;
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
}
.brand-title{
  font-size:clamp(26px, 3.0vw, 40px);
  font-weight:600;
  color:#fff;
  line-height:1.18;
  letter-spacing:0;
  margin-bottom:22px;
}
.brand-subtitle{
  font-size:16px;
  font-weight:400;
  color:rgba(255,255,255,0.94);
  line-height:1.7;
  margin-bottom:98px;
}

.stats-grid{
  display:grid;
  grid-template-columns:repeat(5,minmax(140px,1fr));
  gap:clamp(24px, 3.6vw, 52px);
  max-width:1480px;
  width:100%;
  margin:0 auto;
}
.stat-item{
  text-align:center;
}
.stat-num{
  font-size:clamp(44px, 4vw, 60px);
  font-weight:600;
  color:#fff;
  line-height:1.05;
  letter-spacing:0;
  margin-bottom:18px;
  text-shadow:0 4px 22px rgba(0,0,0,0.42);
  white-space:nowrap;
}
.stat-label{
  font-size:18px;
  font-weight:600;
  color:rgba(255,255,255,0.96);
  letter-spacing:0;
  white-space:nowrap;
}

.brand-footnote{
  margin-top:auto;
  font-size:14px;
  font-weight:600;
  color:rgba(255,255,255,0.58);
}

/* ---- 瀹㈡埛 Logo 婊氬姩鏉?---- */
.brand-logos-wrapper{
  overflow:hidden;
  padding:8px 0 24px;
  -webkit-mask-image:linear-gradient(to right,transparent 0%,#000 5%,#000 95%,transparent 100%);
  mask-image:linear-gradient(to right,transparent 0%,#000 5%,#000 95%,transparent 100%);
}
.brand-logos-track{
  display:flex;
  align-items:center;
  gap:48px;
  width:max-content;
  animation:brandLogosScroll 55s linear infinite;
}
.brand-logos-track img{
  height:64px;
  width:auto;
  max-width:220px;
  object-fit:contain;
  opacity:1;
  flex-shrink:0;
}

@keyframes brandLogosScroll{
  0%{transform:translateX(-50%)}
  100%{transform:translateX(0)}
}

/* ---- 涓嬮儴锛氬鎴锋渚嬶紙鐧借壊鑳屾櫙锛?---- */
.cases-section{
  background:var(--clr-bg);
  padding:40px 0 0px;
}
.cases-container{
  width:100%;
  margin:0 auto;
  padding:0 var(--content-px);
}

/* 婊氬姩瀹瑰櫒 */
.cases-scroll-wrapper{
  overflow:hidden;
  margin-bottom:40px;
  -webkit-mask-image:linear-gradient(to right,transparent 0%,#000 6%,#000 94%,transparent 100%);
  mask-image:linear-gradient(to right,transparent 0%,#000 6%,#000 94%,transparent 100%);
}
.cases-scroll-track{
  display:flex;
  gap:20px;
  width:max-content;
  animation:casesScroll 70s linear infinite;
}
@keyframes casesScroll{
  0%{transform:translateX(0)}
  100%{transform:translateX(-50%)}
}

/* 妗堜緥鍗＄墖锛?寮?灞忥級 */
.case-card{
  flex:0 0 clamp(240px, calc((100vw - 2 * var(--content-px) - 100px) / 6), 300px);
  aspect-ratio:3/4;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:#fff;
  position:relative;
  cursor:pointer;
  transition:box-shadow var(--transition);
}
.case-card img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.case-card:hover{
  box-shadow:0 12px 48px rgba(0,0,0,0.16);
}
.case-card-overlay{
  position:absolute;
  inset:0;
  z-index:1;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  justify-content:flex-start;
  padding:24px 22px;
  background:linear-gradient(180deg,
    rgba(0,0,0,0.58) 0%,
    rgba(0,0,0,0.28) 42%,
    rgba(0,0,0,0.04) 100%
  );
  pointer-events:none;
}
.case-card-title{
  font-size:clamp(20px, 1.7vw, 28px);
  line-height:1.25;
  font-weight:600;
  color:#fff;
  margin-bottom:10px;
  text-align:left;
}
.case-card-desc{
  max-width:90%;
  font-size:clamp(12px, 0.86vw, 14px);
  line-height:1.65;
  color:rgba(255,255,255,0.9);
  text-align:left;
}

/* ---- 鍚堜綔浼欎即 Logo 婊氬姩 ---- */
.partner-logos{
  display:flex;
  flex-direction:column;
  gap:18px;
}
.partner-row{
  overflow:hidden;
  width:100%;
}
.partner-track{
  display:flex;
  gap:40px;
  width:max-content;
}
/* 绗?琛岋細宸︹啋鍙?*/
.partner-track-ltr{
  animation:partnerScrollLtr 30s linear infinite;
}
/* 绗?琛岋細鍙斥啋宸?*/
.partner-track-rtl{
  animation:partnerScrollRtl 28s linear infinite;
}
@keyframes partnerScrollLtr{
  0%{transform:translateX(0)}
  100%{transform:translateX(-50%)}
}
@keyframes partnerScrollRtl{
  0%{transform:translateX(-50%)}
  100%{transform:translateX(0)}
}
.partner-item{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
  flex-shrink:0;
  opacity:0.6;
  transition:opacity var(--transition);
}
.partner-item:hover{
  opacity:1;
}
.partner-name{
  font-size:12px;
  color:var(--clr-text-muted);
  letter-spacing:0.5px;
}


/* ============================================================
   9. ECOSYSTEM / PARTNERS
   ============================================================ */
.partner-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:40px;margin-bottom:60px}
.partner-logo{
  font-size:15px;font-weight:600;color:var(--clr-text-muted);opacity:0.5;
  transition:all var(--transition);cursor:default;
}
.partner-logo:hover{opacity:1;color:var(--clr-text-dim)}
.eco-features{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.eco-card{
  background:var(--clr-surface);border:1px solid var(--clr-border);
  border-radius:var(--radius-lg);padding:36px 28px;text-align:center;
}
.eco-card-icon{width:72px;height:72px;margin:0 auto 20px}
.eco-card-icon img{width:100%;height:100%;object-fit:contain}
.eco-card-title{font-size:18px;font-weight:600;color:var(--clr-text);margin-bottom:10px}
.eco-card-desc{font-size:13px;color:var(--clr-text-muted);line-height:1.7}
.eco-card-stats{display:flex;justify-content:center;gap:28px;margin-top:16px}
.eco-stat-num{font-size:22px;font-weight:600;color:var(--clr-primary)}
.eco-stat-label{font-size:11px;color:var(--clr-text-muted)}

/* ============================================================
   10. NEWS锛堝乏鍙冲垪琛?澶у浘甯冨眬锛?
   ============================================================ */
.news-layout{
  display:flex;
  gap:48px;
  align-items:stretch;
}
.news-list{
  flex:1.2;
  display:flex;
  flex-direction:column;
  gap:0;
}
.news-item{
  display:flex;
  align-items:flex-start;
  gap:20px;
  padding:16px 0;
  border-bottom:1px solid var(--clr-border);
  color:inherit;
  text-decoration:none;
  cursor:pointer;
  transition:all var(--transition);
}
.news-item:first-child{padding-top:0}
.news-item{transition:all var(--transition)}
.news-item-date{
  font-size:13px;
  color:var(--clr-text-muted);
  white-space:nowrap;
  flex-shrink:0;
  width:100px;
}
.news-item-body{flex:1;min-width:0}
.news-item-title{
  font-size:16px;
  font-weight:600;
  color:var(--clr-text);
  line-height:1.4;
  margin-bottom:0;
  transition:color var(--transition);
  display:-webkit-box;
  -webkit-line-clamp:1;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-item.active .news-item-title{color:var(--clr-primary)}
.news-item-excerpt{
  font-size:13px;
  color:var(--clr-text-dim);
  line-height:1.6;
  margin-top:4px;
  display:-webkit-box;
  -webkit-line-clamp:1;
  -webkit-box-orient:vertical;
  overflow:hidden;
  opacity:0;
  transition:opacity 0.3s ease;
}
.news-item.active .news-item-excerpt{
  opacity:1;
}

/* 鍙虫爮锛氱壒鑹插ぇ鍥惧崱鐗?*/
.news-featured{
  flex:0.8;
  min-width:0;
}
.news-featured-card{
  display:block;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background-size:cover;
  background-position:center;
  background-color:#dde3ef;
  position:relative;
  height:100%;
  min-height:360px;
  color:inherit;
  text-decoration:none;
  cursor:pointer;
  transition:box-shadow var(--transition);
}
.news-featured-card:hover{
  box-shadow:0 12px 48px rgba(0,0,0,0.16);
}
.news-featured-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(to top,
    rgba(0,0,0,0.75) 0%,
    rgba(0,0,0,0.25) 50%,
    rgba(0,0,0,0.05) 100%
  );
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:28px;
}
.news-featured-tag{
  display:inline-block;
  font-size:11px;
  font-weight:600;
  padding:3px 10px;
  background:rgba(255,255,255,0.18);
  color:#fff;
  border-radius:10px;
  margin-bottom:12px;
  letter-spacing:0.5px;
  width:fit-content;
}
.news-featured-title{
  font-size:clamp(18px,2vw,24px);
  font-weight:600;
  color:#fff;
  line-height:1.35;
  margin-bottom:8px;
}
.news-featured-excerpt{
  font-size:13px;
  color:rgba(255,255,255,0.75);
  line-height:1.6;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:12px;
}
.news-featured-date{
  font-size:12px;
  color:rgba(255,255,255,0.5);
}

/* 搴曢儴"浜嗚В鏇村" */
.news-more{
  margin-top:28px;
  text-align:right;
}
.news-more-link{
  font-size:15px;
  font-weight:600;
  color:#000;
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:gap var(--transition);
}
.news-more-link:hover{gap:12px}
.news-more-link span{font-size:16px;color:#000}

/* ============================================================
   10.5 BRAND VIDEO锛堝叏灞忚棰戣儗鏅?+ 搴曢儴鍒囨崲鍗＄墖锛?
   ============================================================ */
.video-section{
  padding:0;
  background:none;
}
.video-section .container{display:none}

/* 鍏ㄥ睆瑙嗛鑳屾櫙 */
.video-bg{
  position:relative;
  width:100%;
  height:77vh;
  min-height:560px;
  max-height:900px;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  background-color:#0a0a0a; /* poster 鍔犺浇鍓嶇殑搴曡壊 */
}
/* 瑙嗛灞?鈥?閾烘弧瀹瑰櫒 */
.video-bg-media{
  position:absolute;
  top:0;left:0;
  width:100%;height:100%;
  object-fit:cover;
  z-index:0;
}
.video-bg-overlay{
  position:absolute;
  inset:0;
  background:radial-gradient(
    ellipse at center,
    transparent 30%,
    rgba(0,0,0,0.25) 70%,
    rgba(0,0,0,0.55) 95%,
    rgba(0,0,0,0.75) 100%
  );
  pointer-events:none;
}

/* 灞呬腑鎾斁鎸夐挳 */
.video-bg-play{
  position:absolute;
  top:50%;left:50%;
  transform:translate(-50%,-50%);
  background:none;
  border:none;
  cursor:pointer;
  z-index:2;
  transition:opacity 0.4s ease, transform var(--transition);
}
.video-bg-play:hover{transform:translate(-50%,-50%) scale(1.1)}
.video-bg-play svg{
  width:96px;height:96px;
  filter:drop-shadow(0 4px 20px rgba(0,0,0,0.4));
}
/* 鎾斁/鏆傚仠鍥炬爣鍒囨崲 */
.video-bg-pause-icon{display:none}
.video-bg.playing .video-bg-play-icon{display:none}
.video-bg.playing .video-bg-pause-icon{display:block}
/* 鎾斁涓畬鍏ㄩ殣钘忔寜閽?*/
.video-bg.playing .video-bg-play{
  opacity:0;
  visibility:hidden;
  pointer-events:none;
}
.video-bg-play circle{transition:all var(--transition)}
.video-bg-play:hover circle{
  stroke:rgba(255,255,255,1);
  stroke-width:4;
}

/* ---- 搴曢儴鍒囨崲鍗＄墖锛堢函灏侀潰鍥撅級 ---- */
.video-switch-cards{
  position:absolute;
  bottom:40px;
  left:50%;
  transform:translateX(-50%);
  display:flex;
  gap:20px;
  z-index:2;
  padding:0 20px;
  width:min(100%,1180px);
  justify-content:center;
}
.video-switch-card{
  display:block;
  background:none;
  border:4px solid rgba(255,255,255,0.2);
  border-radius:2px;
  padding:0;
  cursor:pointer;
  transition:all var(--transition);
  overflow:hidden;
  width:clamp(160px,16vw,220px);
  flex:0 1 220px;
  height:auto;
}
.video-switch-card:hover,
.video-switch-card.active{
  border-color:rgba(255,255,255,0.8);
  box-shadow:0 8px 32px rgba(0,0,0,0.35);
  transform:translateY(-4px);
}
.video-switch-card.active{
  border-color:rgba(255,255,255,1);
}
.video-switch-cover{
  display:block;
  width:100%;
  height:auto;
}

/* ============================================================
   12. CTA CONVERSION
   ============================================================ */
.cta-section{
  padding:56px 0;position:relative;overflow:hidden;
  background:url(../assets/cat.jpg) center/cover no-repeat;
}
.cta-container{
  max-width:1280px;
  width:100%;
  margin:0 auto;
  padding:0 var(--content-px);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:60px;
  position:relative;z-index:1;
}

/* 宸︿晶 */
.cta-left{
  flex:1;
  min-width:0;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:18px;
}

.cta-heading{
  font-size:clamp(20px,2.5vw,28px);
  font-weight:600;
  color:#fff;
  line-height:1.3;
  text-align:left;
  white-space:nowrap;
}

/* 鏈嶅姟鏍囩 鈥?鍗曡涓嶆崲琛?*/
.cta-tags{
  display:flex;
  flex-wrap:nowrap;
  justify-content:flex-start;
  gap:10px;
  white-space:nowrap;
}
.cta-tag{
  display:inline-block;
  padding:6px 16px;
  background:rgba(255,255,255,0.12);
  border:1px solid rgba(255,255,255,0.2);
  border-radius:20px;
  font-size:13px;
  color:rgba(255,255,255,0.9);
  cursor:pointer;
  transition:all var(--transition);
  white-space:nowrap;
  flex-shrink:0;
}
.cta-tag:hover{
  background:rgba(255,255,255,0.22);
  border-color:rgba(255,255,255,0.4);
  color:#fff;
}

/* 鐑嚎 鈥?鍥炬爣 + 鍙风爜锛屽崟琛?*/
.cta-hotline{
  display:flex;
  flex-direction:row;
  align-items:center;
  gap:8px;
  white-space:nowrap;
}
.cta-phone-icon{
  color:rgba(255,255,255,0.7);
  flex-shrink:0;
  width:32px;
  height:32px;
}
.cta-hotline-num{
  font-size:clamp(22px,3vw,30px);
  font-weight:600;
  color:#fff;
  text-decoration:none;
  letter-spacing:2px;
  transition:opacity var(--transition);
}
.cta-hotline-num:hover{opacity:0.85}

/* 鍙充晶 鈥?浠呬簩缁寸爜 */
.cta-right{
  flex:0 0 auto;
  display:flex;
  align-items:center;
  justify-content:center;
}

/* QR 鐮佷笁鍒?*/
.cta-qr-grid{
  display:flex;
  gap:24px;
  justify-content:center;
  flex-wrap:wrap;
}
.cta-qr-card{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
}
.cta-qr-img{
  width:130px;height:130px;
  border-radius:14px;
  overflow:hidden;
  background:#fff;
  padding:8px;
  box-shadow:0 8px 32px rgba(0,0,0,0.15);
}
.cta-qr-img img{
  display:block;
  width:114px;height:114px;
  object-fit:contain;
}
.cta-qr-label{
  font-size:12px;
  color:rgba(255,255,255,0.75);
  letter-spacing:0.5px;
}

/* ============================================================
   11. ECO-SYSTEM ENTRY (鐢熸€佸悎浣滃叆鍙?
   ============================================================ */
.eco-section{
  padding:72px 0;
  background:#fff;
}
.eco-cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.eco-card{
  background:#e9e9e9;
  border:1px solid var(--clr-border);
  border-radius:4px;
  padding:70px 36px 70px;
  text-align:center;
}
.eco-card-icon{
  width:72px;
  height:72px;
  margin:0 auto 20px;
  color:var(--clr-primary);
}
.eco-card-icon img{
  width:100%;height:100%;
}
.eco-card-title{
  font-size:24px;
  font-weight:600;
  color:var(--clr-text);
  margin-bottom:10px;
}
.eco-card-desc{
  font-size:16px;
  color:var(--clr-text-muted);
  line-height:1.6;
  margin-bottom:20px;
}
.eco-card-link{
  font-size:14px;
  font-weight:500;
  color:#1a1a1a;
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:3px;
  transition:color 0.25s;
  white-space:nowrap;
}
.eco-card-link span{
  font-size:15px;
  font-weight:400;
  line-height:1;
  transition:transform 0.25s;
}
.eco-card-link:hover{
  color:var(--clr-primary);
}
.eco-card-link:hover span{
  transform:translateX(4px);
}

/* ============================================================
   13. FOOTER
   ============================================================ */
.footer{
  background:#272727;
  border-top:0;
  padding:48px 0 28px;
}
.footer-main{
  display:grid;
  grid-template-columns:repeat(5,minmax(110px,1fr)) minmax(260px,1.5fr);
  gap:40px;
  max-width:1320px;
  margin:0 auto 40px;
}
.footer-column{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:14px;
  min-width:0;
}
.footer-column h3{
  font-size:16px;
  line-height:1.2;
  font-weight:600;
  color:#fff;
  margin-bottom:0;
  white-space:nowrap;
}
.footer-column a,
.footer-column p{
  font-size:13px;
  line-height:1.35;
  color:rgba(255,255,255,0.82);
}
.footer-column a{
  transition:color var(--transition);
}
.footer-column a:hover{
  color:#fff;
}
.footer-company{
  gap:16px;
}
.footer-company p{
  margin:0;
}
.footer-mobile-service{
  display:none;
}
.footer-simple{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:16px;
  flex-wrap:wrap;
  min-height:40px;
  max-width:1500px;
  margin:0 auto;
  font-size:13px;
  line-height:1.4;
  color:#fff;
  border-top:1px solid rgba(255,255,255,0.24);
  padding-top:20px;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
}
.footer-simple-logo{
  height:16px;
  width:auto;
  filter:brightness(0) invert(1);
}
.footer-divider{
  width:1px;
  height:14px;
  background:rgba(255,255,255,0.38);
}
.footer-simple a{
  color:#fff;
  transition:color var(--transition);
}
.footer-simple a:hover{
  color:rgba(255,255,255,0.76);
}
.footer-police-icon{
  display:inline-block;
  width:14px;
  height:14px;
  margin-right:6px;
  object-fit:contain;
  vertical-align:-2px;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary{
  display:inline-flex;align-items:center;gap:8px;padding:14px 36px;
  background:var(--clr-primary);color:var(--clr-white);border-radius:30px;
  font-size:15px;font-weight:600;transition:all var(--transition);
  box-shadow:0 4px 24px var(--clr-primary-glow);
}
.btn-primary:hover{background:var(--clr-primary-light);transform:translateY(-2px);box-shadow:0 8px 40px var(--clr-primary-glow)}
.btn-outline{
  display:inline-flex;align-items:center;gap:8px;padding:14px 36px;
  border:1px solid var(--clr-border-hover);color:var(--clr-text);
  border-radius:30px;font-size:15px;font-weight:600;transition:all var(--transition);
}
.btn-outline:hover{background:var(--clr-surface);border-color:var(--clr-primary);color:var(--clr-primary);transform:translateY(-2px)}

/* ============================================================
   SCROLL REVEAL ANIMATION
   ============================================================ */
.reveal{opacity:0;transform:translateY(40px);transition:all 0.7s cubic-bezier(0.4, 0, 0.2, 1)}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-delay-1{transition-delay:0.1s}
.reveal-delay-2{transition-delay:0.2s}
.reveal-delay-3{transition-delay:0.3s}

/* ============================================================
   404 PAGE
   ============================================================ */
.not-found-page{
  background:#050916;
}
.not-found-main{
  min-height:100vh;
  background:#050916;
}
.not-found-hero{
  position:relative;
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  color:#fff;
}
.not-found-bg{
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg, rgba(5,9,22,0.92) 0%, rgba(5,9,22,0.68) 52%, rgba(5,9,22,0.28) 100%),
    url(../assets/banner001.jpg) center center / cover no-repeat;
}
.not-found-content{
  position:relative;
  z-index:1;
  width:min(720px, calc(100% - 48px));
  padding-top:var(--nav-h);
  text-align:center;
}
.not-found-code{
  font-size:clamp(78px, 12vw, 150px);
  line-height:0.9;
  font-weight:600;
  color:rgba(255,255,255,0.18);
  margin-bottom:18px;
}
.not-found-content h1{
  font-size:clamp(32px, 4vw, 52px);
  line-height:1.18;
  font-weight:600;
  margin-bottom:16px;
}
.not-found-desc{
  font-size:17px;
  line-height:1.8;
  color:rgba(255,255,255,0.72);
  margin-bottom:34px;
}
.not-found-actions{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:14px;
  flex-wrap:wrap;
}
.not-found-primary,
.not-found-secondary{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:142px;
  height:44px;
  padding:0 24px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  transition:all var(--transition);
}
.not-found-primary{
  background:var(--clr-primary);
  color:#fff;
  box-shadow:0 8px 32px rgba(51,102,255,0.28);
}
.not-found-primary:hover{
  background:var(--clr-primary-light);
  transform:translateY(-2px);
}
.not-found-secondary{
  color:#fff;
  border:1px solid rgba(255,255,255,0.36);
  background:rgba(255,255,255,0.06);
}
.not-found-secondary:hover{
  border-color:rgba(255,255,255,0.72);
  background:rgba(255,255,255,0.12);
  transform:translateY(-2px);
}

/* ============================================================
   RESPONSIVE 鈥?Surface Duo / Small Tablet (~900px)
   ============================================================ */
@media(max-width:1080px){
  :root{--content-px:28px}
  .header-nav a{font-size:14px;padding:6px 10px}
  .header-nav{gap:2px}
  .nav-dropdown-trigger{font-size:14px;padding:6px 10px}
  .dropdown-products-row{min-height:140px}
  .dropdown-product-group{gap:16px}
  .dropdown-product-card{width:150px}
  .dropdown-product-card img{height:80px}
  .dropdown-product-label{font-size:12px}
  .solution-dropdown-inner{width:min(100% - 56px,1012px);padding:22px 0 38px}
  .solution-dropdown-grid{grid-template-columns:repeat(4,1fr)}
  .solution-dropdown-card img{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;object-position:bottom}
  .solution-dropdown-card span{font-size:13px}
  .case-card{flex-basis:clamp(160px,22vw,210px)}
  .brand-title{font-size:clamp(28px,4vw,38px)}
  .stats-grid{grid-template-columns:repeat(5,minmax(120px,1fr));max-width:1020px;gap:24px}
  .stat-num{font-size:clamp(38px,4.4vw,52px)}
  .video-bg{height:65vh;min-height:420px}
  .video-bg-play svg{width:72px;height:72px}
  .video-switch-cards{gap:12px;bottom:28px}
  .video-switch-card{width:clamp(140px,17vw,190px);flex-basis:190px}
  .footer-main{grid-template-columns:repeat(3,1fr);gap:36px 48px}
}
@media(max-width:960px){
  :root{--content-px:24px}
  .header-nav{display:none}
  .nav-dropdown-panel{display:none}
  .header-cloud-link{display:none}
  .menu-toggle{display:flex}
  .hero-copy{margin-left:9vw;margin-top:6vh}
  .hero-title{font-size:clamp(36px,8vw,56px)}
  .products-grid{grid-template-columns:1fr}
  .product-card,
  .solution-card{
    aspect-ratio:3/4;
  }
  .product-card-overlay,
  .solution-card-overlay{
    background-size:cover;
    background-position:center center;
  }
  .cta-grid{grid-template-columns:1fr;gap:40px}
  .solution-grid{grid-template-columns:1fr}
  .news-layout{flex-direction:row;gap:24px}
  .news-item-date{width:80px;font-size:12px}
  .news-item-title{font-size:14px}
  .news-featured-card{min-height:280px}
  .side-tools{display:none}
  .brand-section{min-height:520px;padding:56px 0 30px}
  .brand-content{min-height:430px}
  .brand-subtitle{margin-bottom:72px}
  .stats-grid{grid-template-columns:repeat(3,minmax(150px,1fr));max-width:700px;row-gap:38px}
  .cases-section{padding:28px 0 12px}
  .case-card{flex-basis:clamp(170px,30vw,220px)}
  .brand-logos-track img{height:40px}
  .brand-logos-track{gap:36px}
  .video-switch-cards{bottom:24px;gap:10px;padding:0 16px}
  .video-switch-card{width:clamp(120px,17vw,160px);flex-basis:160px}
  .eco-card{padding:32px 24px 28px}
  .footer-main{grid-template-columns:repeat(2,1fr);max-width:640px}
}

/* ============================================================
   RESPONSIVE 鈥?Tablet (~768px)
   ============================================================ */
@media(max-width:768px){
  :root{--content-px:20px}
  .section{padding:44px 0}
  .products-grid{grid-template-columns:1fr}
  .product-card,
  .solution-card{
    aspect-ratio:3/4;
  }
  .product-card-overlay,
  .solution-card-overlay{
    background-size:cover;
    background-position:center center;
  }
  .eco-features{grid-template-columns:1fr}
  .news-layout{flex-direction:column;gap:20px}
  .news-item-date{width:auto;font-size:12px}
  .news-item{flex-direction:column;gap:4px}
  .news-featured-card{min-height:240px}
  .section-title{font-size:26px}
  .brand-section{min-height:500px;padding:52px 0 28px}
  .brand-content{min-height:410px}
  .cases-section{padding:28px 0 12px}
  .brand-title{font-size:30px}
  .brand-subtitle{font-size:14px;margin-bottom:56px;max-width:620px}
  .stats-grid{grid-template-columns:repeat(2,minmax(150px,1fr));gap:30px}
  .stat-num{font-size:40px}
  .stat-label{font-size:15px}
  .case-card{flex-basis:clamp(180px,42vw,240px)}
  .partner-logos{margin-top:32px}
  .partner-track{gap:24px}
  .brand-logos-track img{height:36px}
  .video-bg{height:55vh;min-height:360px}
  .video-bg-play svg{width:60px;height:60px}
  .video-switch-cards{bottom:20px;gap:8px;padding:0 12px}
  .video-switch-card{width:clamp(100px,17vw,130px);flex-basis:130px}
  .eco-cards{grid-template-columns:1fr;gap:20px}
  .footer{padding-top:36px}
  .footer-main{display:none}
  .footer-mobile-service{
    display:block;
    margin:0 auto 24px;
    text-align:center;
    color:rgba(255,255,255,0.72);
  }
  .footer-mobile-service p{
    margin:0 0 8px;
    font-size:13px;
    line-height:1.5;
  }
  .footer-mobile-service p:first-child{
    font-size:18px;
    color:#fff;
    font-weight:500;
  }
  .footer-mobile-service p:last-child{
    margin-bottom:0;
  }
  .footer-column h3{font-size:18px}
  .footer-column a,
  .footer-column p{font-size:13px}
}
  .brand-logos-track{gap:28px}
  .brand-logos-track{gap:24px}
  /* CTA 宸﹀彸甯冨眬 鈫?涓婁笅鍫嗗彔 */
  .cta-container{flex-direction:column;gap:36px;text-align:center}
  .cta-heading{text-align:center;white-space:normal}
  .cta-tags{justify-content:center;flex-wrap:wrap}
  .cta-right{flex:0 0 auto}
  .cta-hotline{justify-content:center}
}

/* ============================================================
   RESPONSIVE 鈥?Mobile (~500px)
   ============================================================ */
@media(max-width:500px){
  :root{--content-px:16px}
  .section{padding:32px 0}
  .section-header{margin-bottom:28px}
  .products-grid{grid-template-columns:1fr}
  .product-card,
  .solution-card{
    aspect-ratio:3/4;
  }
  .product-card-overlay,
  .solution-card-overlay{
    background-size:cover;
    background-position:center center;
  }
  .product-card-content{padding:20px 16px 12px}
  .form-row{grid-template-columns:1fr}
  .header-logo img{height:24px}
  .btn-nav-primary{font-size:12px;padding:7px 16px}
  .hero-dots{bottom:24px}
  .hero-arrow{width:36px;height:36px;font-size:16px}
  .hero-copy{width:calc(100% - 32px);margin-left:16px;margin-top:0}
  .hero-kicker{font-size:15px;margin-bottom:16px}
  .hero-title{gap:8px;font-size:34px;margin-bottom:22px}
  .hero-badge{min-height:34px;padding:6px 18px;font-size:16px}
  .cta-form{padding:28px 20px}
  .brand-section{min-height:560px;padding:42px 0 24px;background-position:center top}
  .brand-content{min-height:494px}
  .brand-title{font-size:28px}
  .brand-subtitle{font-size:13px;line-height:1.7;margin-bottom:44px}
  .stats-grid{grid-template-columns:1fr;gap:22px;max-width:260px}
  .stat-num{font-size:38px;margin-bottom:8px}
  .stat-label{font-size:14px}
  .brand-footnote{font-size:12px}
  .cases-section{padding:20px 0 28px}
  .case-card{flex:0 0 min(76vw,240px);min-width:0}
  .partner-logos{margin-top:24px}
  .partner-track{gap:16px}
  .partner-item svg{width:48px;height:48px}
  .cases-arrow{width:32px;height:32px;font-size:16px}
  .brand-logos-track img{height:32px;max-width:150px}
  .footer-main{display:none}
  .footer-mobile-service{
    margin-bottom:22px;
  }
  .footer-mobile-service p{
    font-size:12px;
  }
  .footer-mobile-service p:first-child{
    font-size:18px;
  }
  .footer-column{align-items:center;text-align:center;gap:14px}
  .footer-column h3{white-space:normal}
  .footer-simple{gap:12px 18px;font-size:12px}
  .footer-simple-logo{height:20px}
  .brand-logos-track{gap:24px}
  .brand-logos-wrapper{padding:16px 0 20px}
  .cta-qr-img{width:90px;height:90px;padding:6px}
  .cta-qr-img img{width:78px;height:78px}
  .cta-qr-grid{gap:14px}
  .video-bg{height:50vh;min-height:300px}
  .video-bg-play svg{width:48px;height:48px}
  .video-switch-cards{bottom:16px;gap:6px;padding:0 8px}
  .video-switch-card{width:clamp(78px,18vw,96px);flex-basis:96px}
  .eco-card{padding:28px 20px 24px}
  .eco-card-title{font-size:18px}
  .eco-card-desc{font-size:13px}
  .eco-section{padding:48px 0}

  /* Bottom floating bar */
  .bottom-bar{
    display:flex;position:fixed;bottom:0;left:0;right:0;z-index:900;
    background:var(--clr-surface);border-top:1px solid var(--clr-border);
    padding:8px 16px;gap:8px;justify-content:space-around;
  }
  .bottom-bar-btn{
    display:flex;flex-direction:column;align-items:center;gap:2px;
    padding:8px 12px;font-size:11px;color:var(--clr-text-dim);
    transition:color var(--transition);
  }
  .bottom-bar-btn .bb-icon{font-size:18px}
  .bottom-bar-btn:hover{color:var(--clr-primary)}
}
@media(min-width:501px){.bottom-bar{display:none}}

/* ============================================================
   ACCESSIBILITY
   ============================================================ */
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--clr-primary);outline-offset:2px;border-radius:4px}

/* ============================================================
   PRODUCT CATALOG PAGE
   ============================================================ */