/* ============ 基础 ============ */
:root{
	--hdr:86px;
	--bg0:#f5faff;
	--bg1:#eaf3fd;
	--blue:#1f6bff;
	--blue-d:#0a49cf;
	--cyan:#189aff;
	--sky:#3d84e6;
	--txt:#17324f;
	--sub:#56708f;
	--dim:#8ba1ba;
	--line:rgba(31,107,255,.14);
	--line2:rgba(31,107,255,.3);
	--glass:linear-gradient(158deg,#ffffff,#fafdff);
	--ff:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans CN","Hiragino Sans GB",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-snap-type:y mandatory;scroll-behavior:smooth}
body{background:var(--bg0);color:var(--txt);font-family:var(--ff);line-height:1.66;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;border:0}
a{color:inherit;text-decoration:none;-webkit-tap-highlight-color:transparent}
li{list-style:none}
input,button,textarea{font-family:inherit;outline:none}
::selection{background:rgba(31,107,255,.18);color:#0a49cf}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-thumb{background:rgba(96,150,220,.4);border-radius:8px}
::-webkit-scrollbar-track{background:transparent}

/* ============ 通用骨架 ============ */
.wrap{position:relative;z-index:3;width:100%;max-width:1340px;margin:0 auto;padding:0 clamp(18px,3vw,46px)}
.screen{position:relative;min-height:100vh;display:flex;flex-direction:column;justify-content:center;
	padding:calc(var(--hdr) + clamp(10px,2.2vh,26px)) 0 clamp(20px,3.4vh,44px);
	overflow:hidden;scroll-snap-align:start;scroll-snap-stop:always;isolation:isolate}
.sbg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center;opacity:.82;transform:scale(1.02);filter:saturate(.6) brightness(1.12)}
.sbg:after{content:"";position:absolute;inset:0;
	background:radial-gradient(75% 68% at 50% 24%,rgba(247,251,255,.9),rgba(247,251,255,.985) 72%),
	linear-gradient(180deg,rgba(247,251,255,.97),rgba(247,251,255,.8) 40%,rgba(247,251,255,.99))}
.grid-lines{position:absolute;inset:0;z-index:-1;pointer-events:none;
	background-image:linear-gradient(rgba(31,107,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(31,107,255,.055) 1px,transparent 1px);
	background-size:72px 72px;
	-webkit-mask-image:radial-gradient(72% 62% at 50% 42%,#000 20%,transparent 78%);
	mask-image:radial-gradient(72% 62% at 50% 42%,#000 20%,transparent 78%)}
.glow{position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none;z-index:-1}
.g1{width:520px;height:520px;left:-160px;top:-120px;background:radial-gradient(circle,rgba(31,107,255,.16),transparent 68%)}
.g2{width:480px;height:480px;right:-140px;bottom:-160px;background:radial-gradient(circle,rgba(23,138,255,.13),transparent 66%)}

/* 标题组 */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:11.5px;letter-spacing:2.6px;color:var(--cyan);font-weight:600;text-transform:uppercase}
.eyebrow:before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--cyan),transparent)}
.stitle{font-size:clamp(24px,4vh,42px);line-height:1.16;font-weight:800;letter-spacing:-.6px;margin:8px 0 10px}
.stitle em{font-style:normal;background:linear-gradient(100deg,#0a49cf 8%,#1f6bff 48%,#189aff 96%);-webkit-background-clip:text;background-clip:text;color:transparent}
.sdesc{font-size:clamp(12.5px,1.5vh,15px);color:var(--sub);max-width:820px}
.sec-hd{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:clamp(14px,2.4vh,30px)}
.sec-hd .more{font-size:12.5px;color:var(--sky);border:1px solid var(--line2);border-radius:999px;padding:7px 16px;transition:.3s;white-space:nowrap}
.sec-hd .more:hover{background:rgba(31,107,255,.1);border-color:rgba(31,107,255,.5);color:var(--blue);box-shadow:0 8px 20px rgba(31,107,255,.16)}

/* 出现动画 */
[data-rv]{opacity:0;transform:translateY(26px);transition:opacity .85s cubic-bezier(.2,.75,.25,1),transform .85s cubic-bezier(.2,.75,.25,1)}
[data-rv].in{opacity:1;transform:none}

/* 按钮 */
.btn{display:inline-flex;align-items:center;gap:9px;height:46px;padding:0 24px;border-radius:999px;font-size:14px;font-weight:600;letter-spacing:.4px;transition:.32s;position:relative;overflow:hidden}
.btn-p{background:linear-gradient(120deg,#2b8bff,#0a4fe0);color:#fff;box-shadow:0 12px 30px rgba(21,86,220,.42)}
.btn-p:after{content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);transform:skewX(-18deg);transition:.6s}
.btn-p:hover:after{left:120%}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(21,86,220,.55)}
.btn-g{border:1px solid transparent;color:#fff;background:linear-gradient(120deg,#5aa2ff,#2b7bff);box-shadow:0 10px 26px rgba(31,107,255,.24)}
.btn-g:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(31,107,255,.32);filter:brightness(1.06)}
.btn i{font-style:normal;font-size:15px;transform:translateY(-1px)}

/* ============ 顶部滚动进度 ============ */
#scrollbar{position:fixed;top:0;left:0;right:0;height:2px;z-index:200;background:transparent}
#scrollbar i{display:block;height:100%;width:0;background:linear-gradient(90deg,#1f6bff,#189aff);box-shadow:0 0 12px rgba(23,138,255,.8)}

/* ============ 头部 ============ */
.hd{position:fixed;top:0;left:0;right:0;z-index:120;height:var(--hdr)}
.hd-bg{position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.95),rgba(255,255,255,.62));border-bottom:1px solid transparent;transition:.36s;-webkit-backdrop-filter:blur(9px);backdrop-filter:blur(9px)}
.hd.solid .hd-bg{background:rgba(255,255,255,.97);border-bottom-color:var(--line);box-shadow:0 14px 44px rgba(23,64,130,.14)}
.hd.solid{box-shadow:0 1px 0 rgba(23,138,255,.06) inset}
.hd-in{position:relative;height:var(--hdr);max-width:1660px;margin:0 auto;padding:0 clamp(16px,2.4vw,36px);display:flex;align-items:center;gap:clamp(10px,1.4vw,22px)}
.logo{flex:0 0 auto;display:flex;align-items:center}
.logo img{height:clamp(36px,4.4vh,48px);width:auto}

.hd-mid{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.pd-trigger{display:inline-flex;align-items:center;gap:8px;height:46px;padding:0 16px 0 14px;border-radius:999px;border:1px solid rgba(31,107,255,.26);background:rgba(255,255,255,.72);color:#17324f;font-size:14.5px;font-weight:600;cursor:pointer;transition:.3s;white-space:nowrap}
.pd-trigger svg{width:17px;height:17px;fill:none;stroke:var(--cyan);stroke-width:1.7}
.pd-trigger .chev{width:7px;height:7px;border-right:1.5px solid #5479a8;border-bottom:1.5px solid #5479a8;transform:rotate(45deg);margin-top:-4px;transition:.3s}
.hd.mega-on .pd-trigger{background:linear-gradient(120deg,rgba(31,107,255,.12),rgba(31,107,255,.05));border-color:rgba(31,107,255,.5);box-shadow:0 8px 22px rgba(31,107,255,.16)}
.hd.mega-on .pd-trigger .chev{transform:rotate(-135deg);margin-top:2px}

.srch{display:flex;align-items:center;height:46px;width:clamp(190px,17vw,268px);padding:4px 4px 4px 14px;border-radius:999px;border:1px solid rgba(31,107,255,.26);background:rgba(255,255,255,.72);transition:.3s}
.srch:focus-within{border-color:rgba(23,138,255,.6);box-shadow:0 0 0 3px rgba(31,107,255,.14)}
.srch svg{width:15px;height:15px;flex:0 0 auto;fill:none;stroke:#7a90ab;stroke-width:2}
.srch input{flex:1;min-width:0;height:100%;background:none;border:0;color:#17324f;font-size:13.5px;padding:0 8px}
.srch input::placeholder{color:#93a7c0}
.srch button{flex:0 0 auto;height:36px;padding:0 18px;border:0;border-radius:999px;cursor:pointer;color:#fff;font-size:13.5px;font-weight:700;
	background:linear-gradient(120deg,#2b8bff,#0a4fe0);box-shadow:0 6px 18px rgba(21,86,220,.45);transition:.3s}
.srch button:hover{filter:brightness(1.12)}
.tel{display:inline-flex;align-items:center;gap:9px;height:46px;padding:0 16px 0 6px;border-radius:999px;border:1px solid rgba(31,107,255,.26);background:rgba(255,255,255,.72);transition:.3s;white-space:nowrap}
.tel:hover{border-color:rgba(23,138,255,.6);background:rgba(31,107,255,.14)}
.tel-ico{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#37a4ff,#0a53e0);box-shadow:0 4px 14px rgba(21,86,220,.5)}
.tel-ico svg{width:16px;height:16px;fill:#fff}
.tel-tx i{display:block;font-style:normal;font-size:10.5px;line-height:1.2;color:#7a90ab;letter-spacing:.6px}
.tel-tx b{display:block;font-size:15px;line-height:1.25;letter-spacing:.4px;color:#17324f}

.nav{margin-left:auto;display:flex;align-items:center;gap:clamp(2px,.9vw,16px)}
.nav a{position:relative;font-size:14.5px;color:#3c587f;padding:9px 4px;white-space:nowrap;transition:.25s}
.nav a:after{content:"";position:absolute;left:50%;right:50%;bottom:2px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--cyan),var(--blue));transition:.3s}
.nav a:hover{color:var(--blue)}
.nav a:hover:after,.nav a.on:after{left:0;right:0}
.nav a.on{color:var(--blue)}

/* ---- 产品直达 mega ---- */
.mega{position:absolute;top:100%;left:0;right:0;background:#fff;opacity:0;visibility:hidden;transform:translateY(-12px);transition:opacity .3s ease,transform .34s cubic-bezier(.2,.8,.2,1),visibility .3s}
.hd.mega-on .mega{opacity:1;visibility:visible;transform:none}
.mega-in{position:relative;display:grid;grid-template-columns:252px minmax(0,1fr) 300px;min-height:clamp(400px,54vh,560px);max-height:calc(100vh - var(--hdr) - 30px);
	background:linear-gradient(180deg,#f7fbff,#ffffff);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
	box-shadow:0 34px 80px rgba(23,64,130,.22);overflow:hidden}
.mega-in:before{content:"";position:absolute;inset:0;pointer-events:none;
	background-image:linear-gradient(rgba(31,107,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(31,107,255,.045) 1px,transparent 1px);
	background-size:58px 58px;-webkit-mask-image:radial-gradient(120% 90% at 50% 0,#000,transparent 78%);mask-image:radial-gradient(120% 90% at 50% 0,#000,transparent 78%)}
.mega-rail{position:relative;padding:16px 0 20px;border-right:1px solid var(--line);overflow:auto}
.mega-rail-t{font-size:11px;letter-spacing:2px;color:var(--dim);padding:6px 24px 12px;display:flex;justify-content:space-between;align-items:center}
.mega-rail-t i{font-style:normal;font-size:9.5px;letter-spacing:1.5px;color:rgba(110,135,175,.8)}
.rail{display:flex;align-items:center;justify-content:space-between;padding:10px 22px;color:#33517d;font-size:14px;transition:.26s;position:relative}
.rail em{font-style:normal}
.rail .arw{opacity:0;transform:translateX(-6px);transition:.26s;color:var(--cyan);font-style:normal}
.rail.on,.rail:hover{color:#0a49cf;background:linear-gradient(90deg,rgba(31,107,255,.1),rgba(31,107,255,0))}
.rail.on:before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:2px;border-radius:2px;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.rail.on .arw,.rail:hover .arw{opacity:1;transform:none}
.mega-main{position:relative;padding:22px clamp(18px,2vw,30px);overflow:hidden}
.mp{display:none}
.mp.on{display:block;animation:mpIn .34s ease both}
@keyframes mpIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.mp-hd{display:flex;align-items:baseline;gap:12px;padding-bottom:12px;margin-bottom:16px;border-bottom:1px dashed var(--line)}
.mp-hd b{font-size:18px;color:#17324f;letter-spacing:.3px}
.mp-hd span{font-size:11.5px;color:var(--dim)}
.mp-hd a{margin-left:auto;font-size:12px;color:var(--sky)}
.mp-hd a:hover{color:var(--blue)}
.mp-body{display:flex;flex-direction:column;gap:14px;max-height:calc(100vh - 318px);overflow:auto;padding-right:6px}
.mp-chips{display:flex;flex-wrap:wrap;gap:8px}
.mpg{display:flex;gap:14px;align-items:flex-start}
.mpg-t{flex:0 0 auto;min-width:92px;padding-top:6px;font-size:13px;color:var(--blue);font-weight:600;letter-spacing:.3px;transition:.24s}
.mpg-t:hover{color:#0a49cf}
.mpg-t i{font-style:normal;font-size:10px;color:var(--dim);margin-left:5px;background:rgba(31,107,255,.08);border-radius:4px;padding:0 5px}
.mpg-c{display:flex;flex-wrap:wrap;gap:8px;flex:1;min-width:0}
.mp-chips a,.mpg-c a{padding:6px 13px;border:1px solid var(--line);border-radius:8px;font-size:13px;color:#42597d;background:rgba(31,107,255,.045);transition:.24s}
.mp-chips a:hover,.mpg-c a:hover{color:#0a49cf;border-color:rgba(23,138,255,.55);background:rgba(31,107,255,.2);box-shadow:0 0 18px rgba(23,138,255,.16);transform:translateY(-1px)}
.mega-side{position:relative;padding:20px 18px;border-left:1px solid var(--line);background:rgba(31,107,255,.03)}
.ms-t{font-size:11px;letter-spacing:2px;color:var(--dim);margin-bottom:10px}
.ms-p{display:flex;align-items:center;gap:10px;padding:7px;border-radius:10px;transition:.26s;border:1px solid transparent}
.ms-p:hover{background:rgba(31,107,255,.14);border-color:var(--line)}
.ms-img{flex:0 0 auto;width:56px;height:56px;border-radius:8px;background:#fff;overflow:hidden;display:grid;place-items:center}
.ms-img img{width:100%;height:100%;object-fit:contain;padding:3px}
.ms-tx b{display:block;font-size:12.5px;color:#2f4d78;line-height:1.4;max-height:36px;overflow:hidden}
.ms-tx i{font-style:normal;font-size:11px;color:var(--dim)}
.ms-tel{margin-top:14px;display:flex;align-items:center;gap:10px;padding:12px 14px;border-radius:12px;
	background:linear-gradient(120deg,#2b8bff,#0a4fe0);border:1px solid rgba(31,107,255,.3);box-shadow:0 10px 24px rgba(21,86,220,.28)}
.ms-tel b{display:block;font-size:16px;letter-spacing:.5px;color:#fff}
.ms-tel i{font-style:normal;font-size:10.5px;color:#a9c6ea;display:block}

/* ============ 首屏轮播 ============ */
.s1{justify-content:center;padding-top:var(--hdr)}
.ban-stage{position:absolute;inset:0;z-index:-3}
.bslide{position:absolute;inset:0;display:flex;align-items:center;padding-top:var(--hdr);opacity:0;visibility:hidden;transition:opacity 1s ease,visibility 1s}
.bslide>.wrap{width:100%}
.bslide.on{opacity:1;visibility:visible}
.bs-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.06);transition:transform 8s linear}
.bslide.on .bs-bg{transform:scale(1)}
.bs-bg{filter:saturate(1.2) brightness(1.22)}
.bs-bg:after{content:"";position:absolute;inset:0;background:
	linear-gradient(96deg,rgba(7,32,86,.9) 0%,rgba(9,45,120,.66) 30%,rgba(10,56,140,.16) 58%,rgba(6,28,76,.5) 100%),
	linear-gradient(180deg,rgba(6,28,78,.78),rgba(6,28,78,0) 34%,rgba(5,24,64,.74))}
.bs-in{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);align-items:center;gap:clamp(20px,3vw,50px)}
.bs-tx{max-width:680px}
.bs-kick{display:inline-flex;align-items:center;gap:10px;padding:6px 16px 6px 10px;border-radius:999px;font-size:12px;letter-spacing:1.6px;color:#cfe6ff;
	border:1px solid rgba(23,138,255,.34);background:rgba(31,107,255,.16)}
.bs-kick b{display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:rgba(23,138,255,.22);color:var(--cyan);font-size:10px}
.bs-tx h1{font-size:clamp(30px,5.4vh,58px);line-height:1.1;font-weight:800;letter-spacing:-1.2px;color:#fff;margin:clamp(12px,2vh,22px) 0 clamp(10px,1.6vh,18px)}
.bs-tx h1 em{font-style:normal;background:linear-gradient(100deg,#fff 18%,#a9e2ff 52%,#2f8bff 96%);-webkit-background-clip:text;background-clip:text;color:transparent}
.bs-tx p{font-size:clamp(13px,1.62vh,15.5px);color:#b6c8e2;max-width:600px}
.bs-btns{display:flex;gap:14px;margin-top:clamp(16px,2.8vh,30px);flex-wrap:wrap}
.bs-num{position:absolute;right:clamp(16px,3vw,44px);top:calc(var(--hdr) + 10px);font-size:clamp(60px,11vh,120px);font-weight:800;line-height:1;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.34);letter-spacing:-4px;z-index:1}
/* 右侧展品 */
.bs-vis{position:relative;display:flex;justify-content:center;align-items:center;padding:0 clamp(10px,2vw,34px);transition:transform .5s ease-out}
.vis-ring{position:absolute;width:min(50vh,510px);aspect-ratio:1;border-radius:50%;border:1px dashed rgba(23,138,255,.28);animation:spin 26s linear infinite}
.vis-ring:after{content:"";position:absolute;inset:14%;border-radius:50%;border:1px solid rgba(31,107,255,.14)}
@keyframes spin{to{transform:rotate(360deg)}}
.vis-card{position:relative;width:min(42vh,440px);aspect-ratio:1/.82;border-radius:22px;background:linear-gradient(160deg,#ffffff,#eef6ff);overflow:hidden;
	box-shadow:0 40px 80px rgba(23,64,130,.28),0 0 0 1px rgba(31,107,255,.12) inset;display:grid;place-items:center;padding:14px}
.vis-card img{width:100%;height:100%;object-fit:contain}
.vis-card:after{content:"";position:absolute;inset:0;background:radial-gradient(120% 80% at 80% 0,rgba(23,138,255,.16),transparent 60%)}
.vchip{position:absolute;display:flex;align-items:center;gap:8px;padding:9px 14px;border-radius:12px;font-size:12px;color:#17324f;white-space:nowrap;
	background:rgba(255,255,255,.96);border:1px solid rgba(31,107,255,.22);box-shadow:0 14px 30px rgba(23,64,130,.16)}
.vchip b{color:var(--cyan);font-size:15px;letter-spacing:.3px}
.vchip.c1{left:-10px;top:12%}
.vchip.c2{right:-6px;top:40%}
.vchip.c3{left:0;bottom:6%}
.vchip{animation:float 5.6s ease-in-out infinite}
.vchip.c2{animation-delay:1.4s}
.vchip.c3{animation-delay:2.6s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}

/* 轮播控制 */
.ban-ctl{position:absolute;left:0;right:0;bottom:clamp(20px,4vh,44px);z-index:4}
.ban-ctl .wrap{display:flex;align-items:center;gap:18px}
.ban-arrows{display:flex;gap:9px}
.ban-arrows button{width:42px;height:42px;border-radius:50%;border:1px solid var(--line2);background:rgba(255,255,255,.88);color:#1f5fd0;box-shadow:0 8px 22px rgba(23,64,130,.16);cursor:pointer;display:grid;place-items:center;transition:.3s;font-size:15px}
.ban-arrows button:hover{color:#fff;background:var(--blue);border-color:transparent;box-shadow:0 8px 24px rgba(31,107,255,.5)}
.ban-prog{display:flex;align-items:center;gap:12px;font-size:12px;color:#dbeaff;letter-spacing:1px}
.ban-prog .bar{position:relative;width:clamp(120px,16vw,220px);height:2px;background:rgba(255,255,255,.35);border-radius:2px;overflow:hidden}
.ban-prog .bar i{position:absolute;left:0;top:0;height:100%;width:0;background:linear-gradient(90deg,#1f6bff,#189aff)}
.ban-prog b{color:#fff;font-size:13px}
.scroll-hint{margin-left:auto;display:flex;align-items:center;gap:10px;font-size:11.5px;letter-spacing:2px;color:#c3d8ef}
.scroll-hint i{width:18px;height:28px;border:1px solid rgba(255,255,255,.5);border-radius:10px;position:relative}
.scroll-hint i:after{content:"";position:absolute;left:50%;top:6px;width:3px;height:6px;margin-left:-1.5px;border-radius:2px;background:var(--cyan);animation:sd 1.8s infinite}
@keyframes sd{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(10px)}}

/* ============ 产品卡 ============ */
.pgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(10px,1.3vw,18px)}
.pcard{position:relative;display:block;padding:10px;border-radius:14px;border:1px solid var(--line);background:var(--glass);box-shadow:0 6px 18px rgba(31,80,160,.05);transition:.36s;overflow:hidden}
.pcard:before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(23,138,255,.7),transparent);opacity:0;transition:.36s}
.pcard-img{position:relative;aspect-ratio:1.62/1;border-radius:10px;background:#fff;overflow:hidden;display:grid;place-items:center}
.pcard-img img{width:100%;height:100%;object-fit:contain;padding:6px;transition:.5s}
.pcard b{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:13px;font-weight:600;line-height:1.45;height:38px;margin:9px 2px 2px;color:#2a4568}
.pcard span{display:block;font-size:11px;color:var(--dim);margin-left:2px}
.pcard:hover{transform:translateY(-6px);border-color:rgba(31,107,255,.32);box-shadow:0 22px 44px rgba(23,64,130,.2);background:linear-gradient(158deg,rgba(23,138,255,.1),rgba(31,107,255,.05))}
.pcard:hover:before{opacity:1}
.pcard:hover img{transform:scale(1.06)}
.pcard-img.noimg:after{content:"云唐 · 检测仪器";font-size:11px;color:#7a90ab;letter-spacing:1px}

/* ============ 数据 ============ */
.stats{display:flex;gap:clamp(14px,2.2vw,34px);flex-wrap:wrap}
.stat b{display:flex;align-items:baseline;gap:3px;font-size:clamp(20px,3vh,30px);font-weight:800;letter-spacing:-.5px;
	background:linear-gradient(120deg,#0a49cf,#189aff);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.2}
.stat b i{font-style:normal;font-size:12px;font-weight:600;color:var(--sky);letter-spacing:0}
.stat p{font-size:11.5px;color:var(--dim);letter-spacing:.4px;margin-top:2px}

/* ============ 展品区 ============ */
.showcase{position:relative}
.shot{position:relative;border-radius:20px;overflow:hidden;background:linear-gradient(160deg,#fff,#e9f2ff);box-shadow:0 30px 60px rgba(23,64,130,.16);padding:clamp(10px,1.4vh,18px)}
.shot img{width:100%;height:100%;object-fit:contain;aspect-ratio:1.72/1}
.shot-tag{position:absolute;left:14px;top:14px;z-index:2;font-size:10.5px;letter-spacing:1.6px;color:#0a4fe0;background:rgba(255,255,255,.9);border-radius:999px;padding:4px 12px;font-weight:700}
.shot-badge{position:absolute;right:-14px;bottom:16px;z-index:3;padding:10px 16px;border-radius:12px;font-size:11.5px;color:#17324f;
	background:rgba(255,255,255,.96);border:1px solid rgba(31,107,255,.2);box-shadow:0 10px 26px rgba(23,64,130,.14)}
.shot-badge b{display:block;font-size:15px;color:#0a49cf}

/* ============ 第2屏 农残 ============ */
.s2 .wrap{display:block}
.s2-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:clamp(24px,3.4vw,64px);align-items:center}
.lead{font-size:clamp(12.8px,1.55vh,15px);color:#42597d;margin-top:clamp(10px,1.6vh,16px)}
.lead strong{color:#0a49cf;font-weight:600}
.feats{display:grid;grid-template-columns:1fr 1fr;gap:clamp(8px,1.2vh,14px) 22px;margin:clamp(14px,2.2vh,24px) 0}
.feats li{position:relative;padding-left:22px;font-size:12.8px;color:#54708f;line-height:1.5}
.feats li:before{content:"";position:absolute;left:0;top:6px;width:9px;height:9px;border-radius:2px;transform:rotate(45deg);
	background:linear-gradient(135deg,var(--cyan),var(--blue));box-shadow:0 0 10px rgba(23,138,255,.6)}
.feats li b{display:block;color:#17324f;font-size:13px;margin-bottom:1px;font-weight:600}
.s2 .stats{margin-top:clamp(6px,1.2vh,12px);padding-top:clamp(10px,1.8vh,18px);border-top:1px solid var(--line)}
.rec{margin-top:clamp(12px,2.2vh,26px)}
.rec .pcard-img{aspect-ratio:1.92/1}
.rec-hd{display:flex;align-items:center;gap:12px;margin-bottom:9px}
.rec-hd b{font-size:14px;letter-spacing:1px;color:#2a4568;display:flex;align-items:center;gap:8px}
.rec-hd b:before{content:"";width:3px;height:14px;border-radius:2px;background:linear-gradient(180deg,var(--cyan),var(--blue))}
.rec-hd a{margin-left:auto;font-size:12px;color:var(--dim);transition:.3s}
.rec-hd a:hover{color:var(--sky)}

/* ============ 第3屏 食品安全 ============ */
.s3-grid{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:clamp(24px,3.4vw,60px);align-items:center}
.sysgrp{margin-bottom:clamp(10px,1.6vh,16px)}
.sysgrp-t{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.sysgrp-t a{font-size:15px;font-weight:700;color:#17324f}
.sysgrp-t a:hover{color:var(--cyan)}
.sysgrp-t i{font-style:normal;font-size:10.5px;color:#7a90ab;border:1px solid var(--line2);border-radius:999px;padding:1px 9px}
.sysgrp-t em{font-style:normal;font-size:11px;color:var(--dim);margin-left:auto}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chips a{padding:5px 12px;border-radius:7px;border:1px solid var(--line);background:rgba(31,107,255,.045);font-size:12.5px;color:#4a6188;transition:.24s}
.chips a:hover{color:#0a49cf;border-color:rgba(23,138,255,.5);background:rgba(31,107,255,.2)}
.s3-side{display:flex;flex-direction:column;gap:clamp(10px,1.6vh,16px)}
.s3 .stats{margin-top:10px;padding-top:10px}
.s3 .shot img{aspect-ratio:2/1}
.s3 .sec-hd .sdesc{max-width:none}
.s3 .sysgrp{margin-bottom:clamp(8px,1.2vh,13px)}

/* ============ 第4屏 添加剂 ============ */
.s4-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(22px,3.2vw,56px);align-items:stretch}
.add-img{position:relative;border-radius:18px;overflow:hidden;background:linear-gradient(160deg,#fff,#e8f1ff);box-shadow:0 30px 60px rgba(23,64,130,.16);display:grid;place-items:center;padding:12px;min-height:clamp(200px,32vh,330px)}
.add-img img{width:100%;height:100%;object-fit:contain}
.add-img .cap{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;font-size:11.5px;color:#cfe4fb;background:linear-gradient(0deg,rgba(6,17,40,.94),rgba(6,17,40,.2));display:flex;justify-content:space-between;align-items:center}
.add-img .cap b{font-size:12.5px;color:#fff;letter-spacing:.5px}
.add-list{display:flex;flex-direction:column;justify-content:center;gap:clamp(4px,1vh,12px)}
.add-row{display:flex;gap:14px;padding:clamp(7px,1.2vh,12px) 12px;border-radius:12px;border:1px solid transparent;transition:.3s;align-items:flex-start}
.add-row:hover{background:rgba(31,107,255,.12);border-color:var(--line)}
.add-row .n{flex:0 0 auto;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-size:12px;font-weight:800;color:var(--cyan);
	background:linear-gradient(150deg,rgba(23,138,255,.18),rgba(31,107,255,.1));border:1px solid rgba(23,138,255,.26)}
.add-row .t b{display:block;font-size:13.5px;color:#17324f;font-weight:600;margin-bottom:1px}
.add-row .t p{font-size:12px;color:#7a90ab;line-height:1.55}
.add-row .t p em{font-style:normal;color:var(--sky)}

/* ============ 第5屏 其余栏目 ============ */
.cat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(10px,1.3vw,16px)}
.cat{position:relative;display:flex;flex-direction:column;justify-content:space-between;padding:clamp(12px,1.8vh,20px);border-radius:14px;border:1px solid var(--line);
	background:var(--glass);box-shadow:0 6px 18px rgba(31,80,160,.05);min-height:clamp(122px,18vh,170px);transition:.36s;overflow:hidden}
.cat:before{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,rgba(31,107,255,.6),rgba(31,107,255,0));opacity:0;transition:.36s}
.cat:hover{transform:translateY(-5px);border-color:rgba(31,107,255,.32);box-shadow:0 18px 38px rgba(23,64,130,.2)}
.cat:hover:before{opacity:1}
.cat .cn{font-size:11px;letter-spacing:2px;color:rgba(31,107,255,.62);font-weight:700}
.cat b{display:block;font-size:clamp(14px,1.9vh,17px);color:#17324f;line-height:1.35;margin:6px 0 4px;letter-spacing:.2px}
.cat .cu{display:flex;align-items:flex-end;justify-content:space-between;gap:8px;font-size:11px;color:var(--dim)}
.cat .cn3{display:flex;flex-wrap:wrap;gap:4px;font-style:normal;max-width:76%}
.cat .cn3 em{font-style:normal;font-size:10.5px;color:#7a90ab;background:rgba(31,107,255,.07);border:1px solid rgba(31,107,255,.1);border-radius:4px;padding:1px 6px;white-space:nowrap}
.cat .cu .go{font-style:normal;color:var(--sky);opacity:0;transform:translateX(-6px);transition:.3s;white-space:nowrap;font-size:11px}
.cat:hover .cu .go{opacity:1;transform:none}
.cat-vis{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line);min-height:clamp(122px,18vh,170px);background:#fff}
.cat-vis img{width:100%;height:100%;object-fit:contain;position:absolute;inset:0;padding:8px}
.mini-rec{display:flex;align-items:center;gap:10px;margin-top:clamp(12px,2vh,22px);padding-top:clamp(10px,1.6vh,16px);border-top:1px solid var(--line);flex-wrap:wrap}
.mini-rec .lb{font-size:12px;color:var(--dim);letter-spacing:1px;flex:0 0 auto;display:flex;align-items:center;gap:8px}
.mini-rec .lb:before{content:"";width:3px;height:13px;border-radius:2px;background:linear-gradient(180deg,var(--cyan),var(--blue))}
.mini-rec a{display:flex;align-items:center;gap:8px;padding:5px 14px 5px 5px;border-radius:999px;border:1px solid var(--line);font-size:12.5px;color:#3c587f;transition:.28s;background:rgba(31,107,255,.05)}
.mini-rec a span{width:30px;height:30px;border-radius:50%;background:#fff;overflow:hidden;display:grid;place-items:center;flex:0 0 auto}
.mini-rec a img{width:100%;height:100%;object-fit:contain;padding:2px}
.mini-rec a:hover{color:#0a49cf;border-color:rgba(23,138,255,.5);background:rgba(31,107,255,.16)}

/* ============ 第6屏 案例 ============ */
.case-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(10px,1.3vw,16px)}
.case{position:relative;display:block;border-radius:14px;overflow:hidden;border:1px solid var(--line);height:clamp(132px,20vh,196px);background:#0a1a36}
.case img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:.8s;opacity:.72}
.case:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(3,9,24,.95),rgba(3,9,24,.18) 62%,rgba(3,9,24,.35));transition:.4s}
.case .tx{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;z-index:2}
.case .tx b{display:block;font-size:13.5px;color:#fff;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.case .tx p{font-size:11px;color:#9fb6d6;margin-top:4px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.case .tag{position:absolute;left:12px;top:12px;z-index:2;font-size:10px;letter-spacing:1px;padding:3px 9px;border-radius:4px;background:rgba(31,107,255,.85);color:#fff}
.case:hover img{transform:scale(1.08);opacity:.9}
.case:hover:after{background:linear-gradient(0deg,rgba(4,20,52,.96),rgba(10,60,150,.3) 70%,rgba(3,9,24,.2))}
.case:hover{border-color:rgba(23,138,255,.45);box-shadow:0 20px 40px rgba(23,64,130,.2)}
.case-bar{display:flex;justify-content:space-between;gap:20px;margin-top:clamp(12px,2vh,22px);padding:clamp(10px,1.6vh,18px) clamp(14px,2vw,26px);border-radius:14px;
	background:linear-gradient(100deg,rgba(31,107,255,.2),rgba(23,138,255,.06));border:1px solid var(--line)}
.case-bar .stat b{font-size:clamp(18px,2.6vh,26px)}

/* ============ 第7屏 解决方案 ============ */
.sol-wrap{display:flex;gap:clamp(8px,1vw,14px);height:clamp(240px,42vh,400px)}
.sol{position:relative;flex:1 1 0;border-radius:16px;overflow:hidden;border:1px solid var(--line);cursor:pointer;transition:flex .55s cubic-bezier(.2,.8,.2,1),border-color .4s}
.sol:nth-child(1){background:url(/skin/xinpc/images/banner-1.jpg) center/cover}
.sol:nth-child(2){background:url(/skin/xinpc/images/banner-2.jpg) center/cover}
.sol:nth-child(3){background:url(/skin/xinpc/images/banner-3.jpg) center/cover}
.sol:nth-child(4){background:url(/skin/xinpc/images/banner-4.jpg) center/cover}
.sol:nth-child(5){background:url(/skin/xinpc/images/banner-5.jpg) center/cover}
.sol:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,34,92,.94) 4%,rgba(11,52,132,.58) 46%,rgba(24,80,170,.34));transition:.45s}
.sol .in{position:absolute;inset:0;z-index:2;padding:clamp(12px,1.8vh,20px);display:flex;flex-direction:column;justify-content:flex-end}
.sol .no{position:absolute;top:clamp(12px,1.8vh,18px);left:clamp(12px,1.8vh,20px);font-size:11px;letter-spacing:2px;color:rgba(150,200,255,.6);font-weight:700}
.sol h3{font-size:clamp(15px,2.1vh,19px);color:#fff;line-height:1.3;font-weight:700;transition:.4s}
.sol p{margin-top:0;font-size:12px;color:#a9c1de;line-height:1.6;max-height:0;opacity:0;overflow:hidden;transition:.5s .05s}
.sol .go{margin-top:0;font-size:11.5px;color:var(--cyan);opacity:0;transition:.4s}
.sol:hover,.sol.act{flex:2.6 1 0;border-color:rgba(23,138,255,.45)}
.sol:hover:after,.sol.act:after{background:linear-gradient(0deg,rgba(6,30,84,.95) 8%,rgba(12,60,150,.5) 60%,rgba(20,74,164,.28))}
.sol:hover p,.sol.act p{max-height:100px;opacity:1;margin-top:8px}
.sol:hover .go,.sol.act .go{opacity:1;margin-top:10px}

/* ============ 第8屏 新闻 ============ */
.news-grid{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(0,1fr);gap:clamp(16px,2.2vw,30px)}
.news-main{position:relative;display:block;border-radius:16px;overflow:hidden;border:1px solid var(--line);min-height:clamp(220px,36vh,340px)}
.news-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:.8s;opacity:.8}
.news-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(3,9,24,.98) 6%,rgba(3,9,24,.5) 52%,rgba(3,9,24,.2))}
.news-main .tx{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:clamp(16px,2.4vh,26px)}
.news-main .tx i{font-style:normal;font-size:11px;letter-spacing:1.6px;color:var(--cyan)}
.news-main .tx h3{font-size:clamp(16px,2.4vh,22px);color:#fff;line-height:1.4;margin:8px 0 8px;font-weight:700}
.news-main .tx p{font-size:12.5px;color:#a8bfdd;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-main:hover img{transform:scale(1.06)}
.news-list{display:flex;flex-direction:column;gap:clamp(8px,1.2vh,12px)}
.nitem{display:flex;align-items:center;gap:14px;padding:clamp(8px,1.2vh,12px) 14px;border-radius:12px;border:1px solid var(--line);background:rgba(31,107,255,.045);transition:.3s;flex:1}
.nitem .d{flex:0 0 auto;text-align:center;padding-right:14px;border-right:1px solid var(--line)}
.nitem .d b{display:block;font-size:16px;color:#17324f;line-height:1.1;font-weight:700}
.nitem .d i{font-style:normal;font-size:10px;color:var(--dim)}
.nitem .tx b{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:13px;color:#2f4d78;line-height:1.5;font-weight:500}
.nitem .tx p{font-size:11px;color:var(--dim);margin-top:2px}
.nitem .arw{margin-left:auto;color:var(--dim);font-size:15px;transition:.3s}
.nitem:hover{border-color:rgba(23,138,255,.42);background:rgba(31,107,255,.14);transform:translateX(4px)}
.nitem:hover .arw{color:var(--cyan);transform:translateX(3px)}

/* ============ 第9屏 关于 ============ */
.atabs{position:relative;display:flex;gap:clamp(4px,1vw,10px);margin:clamp(10px,1.6vh,16px) 0 clamp(12px,2vh,20px);flex-wrap:wrap}
.atab{position:relative;padding:8px 18px;border-radius:999px;border:1px solid var(--line);background:rgba(31,107,255,.045);color:#5b7699;font-size:13px;cursor:pointer;transition:.3s;z-index:2}
.atab.on{color:#fff;border-color:transparent;background:linear-gradient(120deg,#2b8bff,#0a4fe0);box-shadow:0 8px 20px rgba(21,86,220,.3)}
.apane{display:none}
.apane{min-height:clamp(268px,38vh,360px)}
.apane.on{display:block;animation:mpIn .4s ease both}
.about-intro{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:clamp(20px,3vw,46px);align-items:stretch}
.about-intro p{font-size:clamp(12.8px,1.58vh,14.6px);color:#54708f;margin-bottom:9px;text-indent:2em;line-height:1.82}
.about-intro p b{color:#0a49cf;font-weight:600}
.about-img{position:relative;border-radius:16px;overflow:hidden;border:1px solid var(--line);min-height:clamp(210px,32vh,300px)}
.about-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.92}
.about-img .badge{position:absolute;left:12px;bottom:12px;padding:8px 14px;border-radius:10px;background:rgba(4,12,30,.78);border:1px solid rgba(23,138,255,.3);font-size:11px;color:#c8ddf5;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.about-img .badge b{color:#fff;font-size:13px}
.hl-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.hl-row i{font-style:normal;font-size:11.5px;color:#5b7fae;border:1px solid var(--line);background:rgba(31,107,255,.1);border-radius:999px;padding:4px 12px;letter-spacing:.3px}
.hl-row i b{color:#17324f;font-weight:600}
.tl-pics{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(8px,1.2vw,14px);margin-top:clamp(12px,2vh,20px)}
.tl-pics div{position:relative;border-radius:10px;overflow:hidden;border:1px solid var(--line);aspect-ratio:16/8.4;background:#0a1a36}
.tl-pics img{width:100%;height:100%;object-fit:cover;opacity:.9;transition:.6s}
.tl-pics div:hover img{transform:scale(1.05);opacity:1}
.tl{position:relative;display:grid;grid-template-columns:repeat(6,1fr);gap:10px;padding-top:26px}
.tl:before{content:"";position:absolute;left:0;right:0;top:34px;height:1px;background:linear-gradient(90deg,rgba(23,138,255,.05),rgba(23,138,255,.5),rgba(31,107,255,.5),rgba(23,138,255,.05))}
.tl-i{position:relative;padding-top:26px}
.tl-i:before{content:"";position:absolute;left:0;top:3px;width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(23,138,255,.14),0 0 14px rgba(23,138,255,.7)}
.tl-i b{display:block;font-size:clamp(14px,1.9vh,18px);font-weight:800;color:#17324f;letter-spacing:-.3px}
.tl-i h4{font-size:12.5px;color:var(--sky);font-weight:600;margin:2px 0 4px;line-height:1.4}
.tl-i p{font-size:11.5px;color:#7a90ab;line-height:1.55}
.certs{display:grid;grid-template-columns:repeat(6,1fr);gap:clamp(8px,1.2vw,14px)}
.cert{position:relative;border-radius:10px;overflow:hidden;border:1px solid var(--line);background:#fff;aspect-ratio:3/4;transition:.4s}
.cert img{width:100%;height:100%;object-fit:cover;transition:.5s}
.cert:hover{transform:translateY(-6px);box-shadow:0 18px 34px rgba(23,64,130,.2);border-color:rgba(23,138,255,.5)}
.cert:hover img{transform:scale(1.04)}
.cert-say{display:flex;align-items:center;gap:20px;margin-top:14px;font-size:12px;color:#7a90ab;flex-wrap:wrap}
.cert-say b{color:#17324f;font-size:13px}
.lines{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(10px,1.4vw,16px)}
.line-i{position:relative;border-radius:12px;overflow:hidden;border:1px solid var(--line);height:clamp(140px,22vh,210px)}
.line-i img{width:100%;height:100%;object-fit:cover;transition:.7s;opacity:.9}
.line-i:hover img{transform:scale(1.06)}
.line-i span{position:absolute;left:0;right:0;bottom:0;padding:10px 14px;font-size:12px;color:#e6f2ff;background:linear-gradient(0deg,rgba(3,10,24,.95),rgba(3,10,24,0))}
.line-i span b{display:block;font-size:13px}

/* ============ 第10屏 联系我们 ============ */
.s10{justify-content:flex-start;padding-bottom:0}
.s10 .wrap.ct{flex:1;display:flex;flex-direction:column;justify-content:center;padding-top:clamp(6px,1.6vh,18px)}
.ct-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(24px,3.4vw,64px);align-items:center}
.ct-h{font-size:clamp(28px,4.8vh,48px);font-weight:800;line-height:1.14;letter-spacing:-.8px;margin:8px 0 12px}
.ct-h em{font-style:normal;background:linear-gradient(100deg,#0a49cf,#189aff);-webkit-background-clip:text;background-clip:text;color:transparent}
.ct-tel{display:flex;align-items:center;gap:16px;margin:clamp(10px,2vh,20px) 0}
.ct-tel .ic{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#37a4ff,#0a53e0);box-shadow:0 12px 30px rgba(21,86,220,.55)}
.ct-tel .ic svg{width:24px;height:24px;fill:#fff}
.ct-tel i{font-style:normal;display:block;font-size:11px;letter-spacing:1.4px;color:#7a90ab}
.ct-tel b{font-size:clamp(26px,4.1vh,38px);font-weight:800;letter-spacing:1px;color:#17324f;line-height:1.15}
.ct-tel b span{font-size:13px;color:#7a90ab;font-weight:500;letter-spacing:0}
.ct-rows{display:flex;flex-direction:column;gap:9px;margin-top:4px}
.ct-row{display:flex;gap:10px;font-size:13px;color:#54708f;align-items:flex-start}
.ct-row b{flex:0 0 62px;color:#7a90ab;font-weight:500;font-size:12px}
.ct-row span{color:#33517d}
.ct-btns{display:flex;gap:12px;margin-top:clamp(14px,2.4vh,26px);flex-wrap:wrap}
.ct-card{border-radius:18px;border:1px solid var(--line);background:var(--glass);padding:clamp(16px,2.2vh,24px);min-height:clamp(210px,28vh,270px);display:grid;grid-template-columns:.86fr 1.14fr;gap:clamp(12px,1.6vw,22px);align-items:center;min-width:0}
.qr{text-align:center}
.qr img{width:clamp(104px,15vh,138px);height:auto;border-radius:8px;background:#fff;padding:6px;margin:0 auto}
.qr p{font-size:11.5px;color:#7a90ab;margin-top:7px}
.promise{display:flex;flex-direction:column;gap:12px}
.promise li{display:flex;gap:8px;font-size:12px;line-height:1.55;color:#5b7699;align-items:flex-start}
.promise li b{flex:0 0 62px;white-space:nowrap}
.promise li:before{content:"✓";color:var(--cyan);font-weight:700}
.promise li b{color:#17324f;font-weight:600}

/* 页脚 */
.ft{margin-top:auto;position:relative;z-index:3;border-top:1px solid var(--line);background:rgba(255,255,255,.8)}
.ft-in{max-width:1340px;margin:0 auto;padding:13px clamp(18px,3vw,46px);display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:11.5px;color:#5f7796}
.ft-in a{color:#40608a;transition:.25s}
.ft-in a:hover{color:var(--cyan)}
.ft-links{display:flex;align-items:center;gap:8px;flex-wrap:wrap;max-width:1340px;margin:0 auto;padding:11px clamp(18px,3vw,46px);border-top:1px dashed rgba(31,107,255,.14);font-size:11.5px;color:#5f7796}
.ft-links .lb{color:#40608a;letter-spacing:1px;flex:0 0 auto}
.ft-links a{padding:2px 8px;border-radius:5px;color:#40608a}
.ft-links a:hover{background:rgba(31,107,255,.1);color:var(--blue)}
.ft-cp{color:#8ba1ba}
.ft-sep{width:1px;height:11px;background:rgba(31,107,255,.24)}
.baico{width:14px;height:auto;display:inline-block;vertical-align:-2px;margin-right:3px}

/* ============ 右侧屏幕导航 ============ */
#dots{position:fixed;right:clamp(12px,2vw,26px);top:50%;transform:translateY(-50%);z-index:110;display:flex;flex-direction:column;gap:2px}
.dot{position:relative;display:flex;align-items:center;gap:10px;background:none;border:0;cursor:pointer;padding:5px 0;justify-content:flex-end}
.dot i{width:7px;height:7px;border-radius:50%;background:rgba(31,86,180,.42);transition:.3s;flex:0 0 auto}
.dot em{font-style:normal;font-size:9.5px;color:rgba(31,86,180,.55);transition:.3s;letter-spacing:.5px}
.dot span{position:absolute;right:44px;white-space:nowrap;font-size:11.5px;color:#17324f;background:rgba(255,255,255,.97);box-shadow:0 8px 20px rgba(23,64,130,.14);border:1px solid var(--line);padding:3px 10px;border-radius:6px;
	opacity:0;transform:translateX(6px);transition:.28s;pointer-events:none}
.dot:hover span{opacity:1;transform:none}
.dot.on i{background:var(--cyan);box-shadow:0 0 0 4px rgba(23,138,255,.16),0 0 12px rgba(23,138,255,.8);width:9px;height:9px}
.dot.on em{color:var(--cyan)}
#toTop{position:fixed;right:clamp(12px,2vw,26px);bottom:clamp(18px,3vh,34px);z-index:110;width:42px;height:42px;border-radius:50%;border:1px solid var(--line2);
	background:rgba(255,255,255,.94);color:#1f5fd0;cursor:pointer;display:grid;place-items:center;transition:.3s;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
#toTop:hover{background:var(--blue);border-color:transparent;transform:translateY(-3px);box-shadow:0 12px 26px rgba(31,107,255,.45)}

/* 装饰 */
.dotgrid{position:absolute;width:220px;height:220px;z-index:-1;opacity:.5;
	background-image:radial-gradient(rgba(31,107,255,.28) 1px,transparent 1px);background-size:14px 14px;
	-webkit-mask-image:radial-gradient(circle,#000,transparent 72%);mask-image:radial-gradient(circle,#000,transparent 72%)}
.dotgrid.d1{left:-60px;bottom:40px}
.dotgrid.d2{right:-40px;top:30px}

/* ============ 响应式 ============ */
@media (max-width:1560px){
	.nav a{font-size:14px}
	.hd-in{gap:12px}
}
@media (max-width:1440px){
	.tel-tx b{font-size:14px}
	.srch{width:clamp(170px,15vw,222px)}
	.pd-trigger{padding:0 13px;font-size:14px}
}
@media (max-width:1320px){
	.nav{gap:2px}
	.nav a{font-size:13.5px;padding:9px 3px}
	.tel{padding-right:12px}
}
@media (max-width:1180px){
	.nav{display:none}
	.mega-in{grid-template-columns:230px 1fr;max-height:calc(100vh - var(--hdr) - 16px)}
	.mega-side{display:none}
	.s2-grid,.s3-grid,.s4-grid,.about-intro,.ct-grid,.bs-in{grid-template-columns:1fr;gap:22px}
	.bs-vis{display:none}
	.pgrid,.cat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
	.case-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
	.certs{grid-template-columns:repeat(3,1fr)}
	.tl{grid-template-columns:repeat(3,1fr);row-gap:18px}
	.news-grid{grid-template-columns:1fr}
	.bs-num{display:none}
}
@media (max-width:1024px){
	html{scroll-snap-type:none}
	.screen{min-height:auto;padding:calc(var(--hdr) + 34px) 0 44px}
	.s1{min-height:100vh;padding-top:var(--hdr)}
	#dots{display:none}
	.srch{display:none}
	.ft-in,.ft-links{font-size:11px}
}
@media (max-width:760px){
	:root{--hdr:100px}
	.hd-mid{display:none}
	.hd-in{flex-wrap:wrap;height:auto;padding-top:8px;padding-bottom:6px;align-content:center}
	.logo img{height:34px}
	.nav{display:flex;order:3;width:100%;margin-left:0;gap:16px;overflow-x:auto;padding:4px 0 2px;scrollbar-width:none}
	.nav::-webkit-scrollbar{display:none}
	.nav a{font-size:13px;padding:3px 0;color:#3c587f}
	.nav a:after{display:none}
	.pgrid{grid-template-columns:repeat(2,minmax(0,1fr))}
	.cat-grid,.case-grid{grid-template-columns:1fr}
	.sol-wrap{flex-direction:column;height:auto}
	.sol{min-height:110px}
	.sol p{max-height:100px;opacity:1;margin-top:8px}
	.tl{grid-template-columns:repeat(2,1fr)}
	.certs{grid-template-columns:repeat(2,1fr)}
	.lines{grid-template-columns:1fr}
	.ct-card{grid-template-columns:1fr}
	.case-bar{flex-wrap:wrap}
	.ft-in{flex-direction:column;align-items:flex-start;gap:6px}
	.bs-tx h1{font-size:27px}
	.stitle{font-size:24px}
	.eyebrow{font-size:10px;letter-spacing:1.6px}
	.ban-ctl .wrap{gap:12px}
	.scroll-hint{display:none}
	.atabs{gap:6px}
	.atab{padding:6px 13px;font-size:12px}
}
@media (max-height:860px) and (min-width:1025px){
	.stitle{font-size:clamp(21px,3.4vh,30px);margin:6px 0 7px}
	.sdesc,.lead{font-size:12.2px;line-height:1.62}
	.eyebrow{font-size:10.5px}
	.sec-hd{margin-bottom:clamp(10px,1.6vh,18px)}
	.feats{gap:5px 18px;margin:9px 0 11px}
	.feats li b{font-size:12.5px}
	.rec{margin-top:9px}
	.rec-hd{margin-bottom:6px}
	.rec .pcard-img{aspect-ratio:2.15/1}
	.pcard b{height:34px;font-size:12.2px;margin-top:7px}
	.pcard{padding:8px}
	.pgrid{gap:10px}
	.shot{padding:10px}
	.shot img{aspect-ratio:2.05/1}
	.s3 .shot img{aspect-ratio:2.35/1}
	.stats{gap:12px 26px}
	.stat b{font-size:20px}
	.stat p{font-size:10.5px}
	.s3-grid,.s2-grid,.s4-grid{gap:20px}
	.sysgrp{margin-bottom:8px}
	.sysgrp-t{margin-bottom:6px}
	.chips a{padding:4px 10px;font-size:12px}
	.add-row{padding:5px 10px}
	.add-row .t p{font-size:11.4px;line-height:1.45}
	.add-img{min-height:190px}
	.cat{min-height:clamp(100px,14vh,132px);padding:12px}
	.cat b{font-size:14px;margin:4px 0 2px}
	.case{height:clamp(120px,17vh,170px)}
	.sol-wrap{height:clamp(220px,36vh,340px)}
	.news-main{min-height:clamp(190px,30vh,290px)}
	.nitem{padding:7px 12px}
	.tl{padding-top:16px}
	.tl:before{top:24px}
	.tl-i{padding-top:16px}
	.tl-i p{font-size:11px}
	.tl-pics{margin-top:8px}
	.atabs{margin:8px 0 10px}
	.ct-h{font-size:clamp(24px,3.8vh,34px)}
	.ct-tel b{font-size:clamp(22px,3.2vh,28px)}
	.ct-row{font-size:12px}
	.s3 .stats{margin-top:6px;padding-top:6px}
	.s3 .shot img{aspect-ratio:2.45/1}
}