/* ============================================================
   辉益瑞官网 · 统一视觉系统 (site.css)
   与 index.html / product2.html / service/index.html 保持同源设计语言
   ============================================================ */
:root{
  --blue:#0d87dc; --cyan:#62c1f0; --ink:#0e3322; --mut:rgba(20,52,38,.78);
  --line:rgba(23,94,58,.16); --gold:#b98a2e; --green:#12a06a;
  --pad:clamp(18px,3.4vw,60px);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  color:var(--ink); overflow-x:hidden;
  background:
    radial-gradient(1100px 560px at 90% -10%, rgba(120,220,170,.30), transparent 60%),
    radial-gradient(900px 500px at -10% 28%, rgba(98,193,240,.20), transparent 60%),
    radial-gradient(760px 460px at 72% 80%, rgba(232,205,140,.20), transparent 60%),
    linear-gradient(180deg,#f4fbf5 0%,#e9f6ee 50%,#f2faf3 100%);
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Noto Sans SC",sans-serif;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%}
a{color:inherit}
#air{position:fixed;inset:0;z-index:30;pointer-events:none}
.side-mark{position:fixed;right:14px;top:50%;transform:translateY(-50%) rotate(90deg);transform-origin:right center;z-index:5;color:rgba(20,64,44,.18);font-size:13px;letter-spacing:.6em;white-space:nowrap;pointer-events:none}

/* ---------- 顶栏 ---------- */
.topbar{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px clamp(20px,3.4vw,64px);background:rgba(250,255,251,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(23,94,58,.1)}
.brand{display:flex;align-items:center;gap:.6em;font-size:clamp(16px,1.35vw,26px);font-weight:700;letter-spacing:.1em;color:#123f2b;text-decoration:none}
.brand img{height:clamp(24px,2.1vw,40px);width:auto;display:block}
nav{display:flex;gap:clamp(12px,1.8vw,34px)}
nav a{position:relative;color:rgba(20,64,44,.82);text-decoration:none;font-size:clamp(12px,1vw,18px);letter-spacing:.08em;padding:6px 2px;transition:color .2s}
nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--blue);transition:right .25s ease}
nav a:hover{color:var(--blue)} nav a:hover::after{right:0}
nav a.on{color:var(--blue);font-weight:700} nav a.on::after{right:0}
.top-cta{flex:none;font-size:clamp(12px,1vw,18px);font-weight:600;letter-spacing:.1em;color:#fff;text-decoration:none;padding:.62em 1.7em;border-radius:999px;background:linear-gradient(92deg,var(--blue),var(--cyan));box-shadow:0 6px 18px rgba(13,135,220,.3);transition:filter .2s,box-shadow .3s;will-change:transform}
.top-cta:hover{filter:brightness(1.1);box-shadow:0 10px 26px rgba(13,135,220,.45)}

/* ---------- Hero A：左文右图 ---------- */
.hero-split{position:relative;z-index:2;max-width:1480px;margin:0 auto;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,3.4vw,72px);align-items:center;padding:calc(96px + 3vh) var(--pad) 3vh}
.hero-split .eyebrow{display:flex;align-items:center;gap:14px;color:var(--gold);font-size:clamp(10px,.9vw,16px);letter-spacing:.42em;text-indent:.42em}
.hero-split .eyebrow::before,.hero-split .eyebrow::after{content:"";width:clamp(24px,2.6vw,56px);height:1px;background:linear-gradient(90deg,transparent,rgba(185,138,46,.8))}
.hero-split .eyebrow::after{background:linear-gradient(90deg,rgba(185,138,46,.8),transparent)}
.hero-split h1{margin-top:16px;color:var(--ink);font-size:clamp(30px,3.2vw,74px);font-weight:800;letter-spacing:.06em;line-height:1.2}
.hero-split h1 em{font-style:normal;background:linear-gradient(92deg,var(--blue) 10%,var(--cyan) 90%);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{margin-top:18px;color:var(--mut);font-size:clamp(13px,1.1vw,21px);line-height:1.95;letter-spacing:.03em}
.btns{display:flex;gap:14px;margin-top:clamp(18px,2vw,34px);flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;padding:.72em 2em;border-radius:999px;font-size:clamp(13px,1.1vw,20px);font-weight:700;letter-spacing:.1em;text-decoration:none;border:0;cursor:pointer;font-family:inherit;transition:filter .2s,transform .2s,box-shadow .3s;will-change:transform}
.btn.solid{background:linear-gradient(92deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 10px 26px rgba(13,135,220,.35)}
.btn.ghost{background:rgba(255,255,255,.7);color:#0b7fb8;border:1px solid rgba(13,135,220,.4)}
.btn:hover{filter:brightness(1.08);transform:translateY(-2px)}
.hero-art{position:relative;border-radius:26px;overflow:hidden;border:1px solid rgba(255,255,255,.9);box-shadow:0 26px 60px rgba(23,94,58,.2);animation:floaty 7s ease-in-out infinite alternate}
@keyframes floaty{from{transform:rotate(-1.2deg) translateY(0)}to{transform:rotate(-1.2deg) translateY(-12px)}}
.hero-art img{width:100%;height:clamp(280px,28vw,520px);object-fit:cover;display:block}
.art-chip{position:absolute;left:18px;bottom:18px;padding:.55em 1.25em;border-radius:999px;background:rgba(255,255,255,.92);color:var(--ink);font-size:clamp(11px,.95vw,16px);letter-spacing:.1em;box-shadow:0 8px 20px rgba(23,94,58,.2)}

/* ---------- Hero B：整幅背景图 ---------- */
.hero-cover{position:relative;height:52vh;min-height:400px;overflow:hidden;clip-path:polygon(0 0,100% 0,100% 86%,0 100%)}
.hero-cover .bg{position:absolute;inset:-26px;background-position:center 45%;background-size:cover;background-repeat:no-repeat;transform:translate3d(var(--px,0px),var(--py,0px),0) scale(1.03);transition:transform .3s ease-out}
.hero-cover .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,40,30,.55),rgba(8,40,30,.14) 45%,rgba(240,250,243,.97) 100%)}
.hero-cover .inner{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 6vw}
.hero-cover .eyebrow{display:flex;align-items:center;gap:14px;color:rgba(255,236,190,.95);font-size:clamp(11px,.95vw,17px);letter-spacing:.5em;text-indent:.5em;text-shadow:0 1px 8px rgba(8,40,30,.5)}
.hero-cover .eyebrow::before,.hero-cover .eyebrow::after{content:"";width:clamp(28px,3vw,64px);height:1px;background:linear-gradient(90deg,transparent,rgba(255,236,190,.9))}
.hero-cover .eyebrow::after{background:linear-gradient(90deg,rgba(255,236,190,.9),transparent)}
.hero-cover h1{margin-top:16px;color:#fff;font-size:clamp(34px,3.6vw,84px);font-weight:700;letter-spacing:.1em;text-shadow:0 2px 18px rgba(4,26,20,.55)}
.hero-cover h1 em{font-style:normal;background:linear-gradient(92deg,#ffffff 12%,#aee8ff 90%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-cover p{margin-top:14px;color:rgba(255,255,255,.92);font-size:clamp(13px,1.25vw,26px);letter-spacing:.14em;text-shadow:0 1px 10px rgba(4,26,20,.5)}
.hero-cover .crumb{position:absolute;left:var(--pad);top:clamp(74px,10vh,112px);z-index:3;display:inline-flex;gap:.5em;align-items:center;padding:.4em 1.1em;border-radius:999px;background:rgba(6,32,22,.28);border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);color:rgba(255,255,255,.9);font-size:clamp(11px,.9vw,15px);letter-spacing:.14em;text-decoration:none;transition:background .25s,border-color .25s}
.hero-cover .crumb:hover{background:rgba(6,32,22,.45);border-color:rgba(255,255,255,.5)}
.hero-cover .crumb a{color:rgba(255,255,255,.82);text-decoration:none}
.hero-cover .crumb a:hover{color:#fff}

/* ---------- 光斑 ---------- */
.orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;pointer-events:none;z-index:0}
.orb.fixed{position:fixed}
.orb.a{width:440px;height:440px;left:-140px;top:26%;background:radial-gradient(circle,rgba(46,180,120,.4),transparent 70%)}
.orb.b{width:380px;height:380px;right:-100px;top:6%;background:radial-gradient(circle,rgba(98,193,240,.35),transparent 70%)}
.orb.c{width:340px;height:340px;left:20%;bottom:-160px;background:radial-gradient(circle,rgba(232,205,140,.4),transparent 70%)}

/* ---------- 数据条 ---------- */
.stat-bar{position:relative;z-index:3;display:flex;justify-content:center;gap:clamp(24px,3.8vw,88px);flex-wrap:wrap;width:max-content;max-width:94%;margin:calc(-1 * clamp(30px,3.6vh,54px)) auto 0;padding:clamp(16px,1.6vw,30px) clamp(24px,3vw,60px);border-radius:22px;background:rgba(255,255,255,.72);border:1px solid rgba(23,94,58,.14);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 18px 44px rgba(23,94,58,.14)}
.stat-bar.flat{margin-top:clamp(10px,2vh,26px)}
.stat{text-align:center;position:relative}
.stat + .stat::before{content:"";position:absolute;left:calc(-1 * clamp(12px,1.9vw,44px));top:12%;bottom:12%;width:1px;background:linear-gradient(180deg,transparent,rgba(23,94,58,.25),transparent)}
.stat b{font-size:clamp(21px,2vw,45px);font-weight:800;color:var(--ink);letter-spacing:.01em}
.stat b i{font-style:normal;color:var(--blue);font-size:.58em;margin-left:2px}
.stat span{display:block;margin-top:6px;color:var(--mut);font-size:clamp(10px,.92vw,16px);letter-spacing:.14em}

/* ---------- 主体容器与小节标题 ---------- */
.wrap{position:relative;z-index:2;max-width:1480px;margin:0 auto;padding:clamp(20px,2.4vw,44px) var(--pad) 80px}
.sec-head{display:flex;align-items:baseline;gap:16px;margin:clamp(30px,3.2vw,60px) 0 clamp(16px,1.6vw,30px)}
.sec-head:first-child{margin-top:0}
.sec-head i{font-style:normal;color:var(--gold)}
.sec-head h2{color:var(--ink);font-size:clamp(20px,1.9vw,38px);letter-spacing:.14em}
.sec-head small{color:rgba(20,52,38,.5);letter-spacing:.24em;font-size:clamp(10px,.9vw,15px)}
.sec-head .rule{flex:1;height:1px;background:linear-gradient(90deg,rgba(185,138,46,.55),transparent)}
.sec-note{margin:-6px 0 clamp(16px,1.6vw,28px);color:var(--mut);font-size:clamp(12px,1.02vw,19px);line-height:1.85;letter-spacing:.03em;max-width:96ch}

/* ---------- 面板 / 列表 ---------- */
.panel{position:relative;border-radius:22px;padding:clamp(18px,1.8vw,36px);background:rgba(255,255,255,.66);border:1px solid rgba(23,94,58,.14);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 14px 40px rgba(23,94,58,.08)}
.panel::before{content:"";position:absolute;left:clamp(18px,1.8vw,36px);right:62%;top:0;height:3px;border-radius:3px;background:linear-gradient(90deg,rgba(185,138,46,.9),transparent)}
.panel h3{color:var(--ink);font-size:clamp(15px,1.35vw,26px);letter-spacing:.1em;margin-bottom:14px}
.panel p{color:var(--mut);font-size:clamp(12px,1.02vw,19px);line-height:1.85;letter-spacing:.03em}
ul.tick{list-style:none;display:grid;gap:12px}
ul.tick li{position:relative;padding-left:1.7em;color:var(--mut);font-size:clamp(12px,1.05vw,19px);line-height:1.8;letter-spacing:.03em}
ul.tick li::before{content:"";position:absolute;left:0;top:.62em;width:.85em;height:.45em;border-left:2px solid var(--blue);border-bottom:2px solid var(--blue);transform:rotate(-45deg)}
ul.tick.warn li::before{border-color:#e0862a}
ul.tick.gold li::before{border-color:var(--gold)}

/* ---------- 栅格 ---------- */
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(14px,1.6vw,30px)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,1.6vw,30px)}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(12px,1.3vw,24px)}
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:clamp(12px,1.3vw,24px)}
.s2{grid-column:span 2} .s3{grid-column:span 3} .s4{grid-column:span 4} .s6{grid-column:span 6}

/* ---------- 卡片 ---------- */
.card{--prox:0;position:relative;display:block;overflow:hidden;color:var(--ink);text-decoration:none;border-radius:22px;padding:clamp(18px,1.8vw,36px);background:rgba(255,255,255,calc(.6 + .3 * var(--prox)));border:1px solid rgba(23,94,58,calc(.14 + .34 * var(--prox)));backdrop-filter:blur(calc(6px + 8px * var(--prox)));-webkit-backdrop-filter:blur(calc(6px + 8px * var(--prox)));box-shadow:0 10px 28px rgba(23,94,58,.08),0 calc(14px * var(--prox)) calc(34px * var(--prox)) rgba(23,94,58,calc(.16 * var(--prox)));transform-style:preserve-3d;will-change:transform}
.card::before{content:"";position:absolute;inset:0;opacity:var(--prox);background:radial-gradient(260px circle at var(--cx,50%) var(--cy,50%),rgba(120,220,170,.25),transparent 70%)}
.card[data-n]::after{content:attr(data-n);position:absolute;right:16px;top:6px;font-size:clamp(42px,4.4vw,88px);font-weight:800;letter-spacing:-.03em;color:rgba(23,94,58,.07);pointer-events:none}
.card h3{position:relative;margin-top:16px;color:var(--ink);font-size:clamp(16px,1.4vw,28px);letter-spacing:.1em}
.card h3:first-of-type{margin-top:14px}
.card p{position:relative;margin-top:10px;color:var(--mut);font-size:clamp(12px,1.02vw,19px);line-height:1.75;letter-spacing:.03em}
.card ul.tick{position:relative;margin-top:14px}
.card .go{position:absolute;right:clamp(14px,1.2vw,24px);bottom:clamp(14px,1.2vw,24px);width:1.2em;height:1.2em;font-size:clamp(14px,1.1vw,22px);color:var(--gold);opacity:0;transform:translateX(-8px);transition:opacity .25s,transform .25s}
.card:hover .go{opacity:1;transform:none}
.badge{position:relative;width:clamp(38px,3.2vw,64px);height:clamp(38px,3.2vw,64px);border-radius:16px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--c1,#0d87dc),var(--c2,#62c1f0));box-shadow:0 10px 22px rgba(23,94,58,.18)}
.badge svg{width:56%;height:56%;color:#fff}
.chips{position:relative;display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}
.chips span{padding:.4em 1em;border-radius:999px;font-size:clamp(10px,.85vw,15px);letter-spacing:.06em;color:#0b7fb8;background:rgba(13,135,220,.1);border:1px solid rgba(13,135,220,.32)}

/* ---------- 流程 ---------- */
.flow{position:relative;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:clamp(10px,1.2vw,22px);margin-top:clamp(12px,1.6vw,28px)}
.flow::before{content:"";position:absolute;left:7%;right:93%;top:30px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--blue),var(--cyan),rgba(185,138,46,.85));transition:right 1.4s ease .2s}
.flow.in::before{right:7%}
.node,.step{position:relative;text-align:center;transition:transform .25s}
.node:hover,.step:hover{transform:translateY(-6px)}
.node i{position:relative;display:inline-flex;width:66px;height:66px;border-radius:20px;align-items:center;justify-content:center;font-style:normal;background:linear-gradient(135deg,var(--c1,#0d87dc),var(--c2,#62c1f0));box-shadow:0 12px 26px rgba(13,135,220,.3),0 0 0 6px rgba(255,255,255,.65)}
.node i svg{width:56%;height:56%;color:#fff}
.step i{position:relative;display:inline-flex;width:54px;height:54px;border-radius:50%;align-items:center;justify-content:center;font-style:normal;font-weight:800;font-size:clamp(15px,1.3vw,24px);color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 10px 24px rgba(13,135,220,.35),0 0 0 6px rgba(255,255,255,.65)}
.step i::after{content:"";position:absolute;inset:-8px;border-radius:50%;border:1px solid rgba(13,135,220,.45);animation:pulse 2.6s ease-out infinite}
@keyframes pulse{0%{transform:scale(.82);opacity:.9}100%{transform:scale(1.45);opacity:0}}
.node h4,.step h4{margin-top:15px;color:var(--ink);font-size:clamp(14px,1.2vw,24px);letter-spacing:.08em}
.node p,.step p{margin-top:7px;color:var(--mut);font-size:clamp(11px,.95vw,17px);line-height:1.7;letter-spacing:.03em}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:clamp(12px,1.02vw,18px)}
th,td{padding:clamp(10px,1vw,18px) clamp(12px,1.2vw,22px);text-align:left;letter-spacing:.03em;border-bottom:1px solid rgba(23,94,58,.12)}
th{color:#0b7fb8;font-weight:700;letter-spacing:.08em;background:rgba(13,135,220,.06);white-space:nowrap}
td{color:var(--mut)}
tbody tr{transition:background .25s}
tbody tr:hover{background:rgba(13,135,220,.06)}
tbody tr.hl td{background:linear-gradient(90deg,rgba(185,138,46,.14),rgba(185,138,46,.04));color:var(--ink);font-weight:700}
tbody tr.hl td:first-child{border-left:3px solid var(--gold)}

/* ---------- 参数格 ---------- */
.specs{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(10px,1.2vw,22px)}
.spec{border-radius:18px;padding:clamp(14px,1.4vw,26px);background:rgba(255,255,255,.6);border:1px solid rgba(23,94,58,.14);transition:transform .25s,box-shadow .25s,border-color .25s}
.spec:hover{transform:translateY(-5px);box-shadow:0 14px 32px rgba(23,94,58,.14);border-color:rgba(13,135,220,.45)}
.spec small{display:block;color:rgba(20,52,38,.55);letter-spacing:.14em;font-size:clamp(10px,.85vw,14px)}
.spec b{display:block;margin-top:8px;color:var(--ink);font-size:clamp(15px,1.35vw,26px);letter-spacing:.04em}

/* ---------- 问答折叠 ---------- */
.faq{max-width:1080px}
.qa{border:1px solid rgba(23,94,58,.14);border-radius:18px;background:rgba(255,255,255,.7);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);margin-bottom:14px;overflow:hidden;transition:border-color .3s,box-shadow .3s}
.qa.open{border-color:rgba(13,135,220,.5);box-shadow:0 12px 32px rgba(23,94,58,.14)}
.qa button{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:clamp(14px,1.4vw,26px) clamp(16px,1.6vw,30px);background:none;border:0;color:var(--ink);cursor:pointer;font-family:inherit;font-weight:700;font-size:clamp(14px,1.2vw,24px);letter-spacing:.06em;text-align:left}
.qa button svg{flex:none;width:1.1em;height:1.1em;color:var(--blue);transition:transform .3s}
.qa.open button svg{transform:rotate(180deg)}
.qa .ans{max-height:0;overflow:hidden;transition:max-height .4s ease}
.qa .ans p{margin:0 clamp(16px,1.6vw,30px);padding:clamp(12px,1.2vw,22px) 0 clamp(16px,1.6vw,28px);border-top:1px dashed rgba(23,94,58,.2);color:var(--mut);font-size:clamp(12px,1.02vw,19px);line-height:1.85;letter-spacing:.03em}

/* ---------- 资源列表（资料下载等） ---------- */
.res-list{display:grid;gap:14px}
.res{display:flex;align-items:center;gap:clamp(14px,1.6vw,28px);padding:clamp(14px,1.4vw,26px) clamp(16px,1.6vw,30px);border-radius:20px;background:rgba(255,255,255,.68);border:1px solid rgba(23,94,58,.14);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:transform .25s,box-shadow .25s,border-color .25s}
.res:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(23,94,58,.14);border-color:rgba(13,135,220,.4)}
.res .ico{flex:none;width:clamp(40px,3.2vw,58px);height:clamp(40px,3.2vw,58px);border-radius:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--c1,#0d87dc),var(--c2,#62c1f0));box-shadow:0 8px 20px rgba(23,94,58,.16)}
.res .ico svg{width:54%;height:54%;color:#fff}
.res .meta{flex:1;min-width:0}
.res .meta h4{color:var(--ink);font-size:clamp(14px,1.2vw,23px);letter-spacing:.06em}
.res .meta p{margin-top:6px;color:var(--mut);font-size:clamp(11px,.95vw,17px);letter-spacing:.03em}
.res .tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.res .tags span{padding:.28em .9em;border-radius:999px;font-size:clamp(10px,.82vw,14px);letter-spacing:.08em;color:#0b7fb8;background:rgba(13,135,220,.1);border:1px solid rgba(13,135,220,.28)}
.res .act{flex:none}
.res .act .btn{padding:.6em 1.6em;font-size:clamp(12px,1vw,18px)}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;display:grid;gap:0;padding-left:clamp(20px,2vw,34px)}
.timeline::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--blue),var(--cyan),rgba(185,138,46,.7))}
.tl{position:relative;padding:0 0 clamp(18px,1.8vw,32px)}
.tl:last-child{padding-bottom:0}
.tl::before{content:"";position:absolute;left:calc(-1 * clamp(20px,2vw,34px) + 0px);top:.45em;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--blue);box-shadow:0 0 0 4px rgba(13,135,220,.14)}
.tl h4{color:var(--ink);font-size:clamp(14px,1.2vw,23px);letter-spacing:.08em}
.tl p{margin-top:6px;color:var(--mut);font-size:clamp(12px,1.02vw,19px);line-height:1.8;letter-spacing:.03em}
.tl small{display:inline-block;margin-top:6px;color:rgba(20,52,38,.5);font-size:clamp(10px,.85vw,15px);letter-spacing:.14em}

/* ---------- 新闻/资讯卡片 ---------- */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:clamp(16px,1.8vw,30px)}
.filter-bar button{padding:.55em 1.5em;border-radius:999px;border:1px solid rgba(23,94,58,.18);background:rgba(255,255,255,.66);color:var(--mut);font-family:inherit;font-size:clamp(12px,1vw,18px);letter-spacing:.08em;cursor:pointer;transition:all .25s}
.filter-bar button:hover{border-color:rgba(13,135,220,.5);color:var(--blue)}
.filter-bar button.on{background:linear-gradient(92deg,var(--blue),var(--cyan));border-color:transparent;color:#fff;box-shadow:0 8px 20px rgba(13,135,220,.3)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,1.6vw,30px)}
.news-card{position:relative;display:flex;flex-direction:column;overflow:hidden;border-radius:22px;background:rgba(255,255,255,.72);border:1px solid rgba(23,94,58,.14);box-shadow:0 12px 32px rgba(23,94,58,.08);text-decoration:none;transition:transform .3s,box-shadow .3s,border-color .3s}
.news-card:hover{transform:translateY(-6px);box-shadow:0 22px 48px rgba(23,94,58,.18);border-color:rgba(13,135,220,.45)}
.news-card .thumb{position:relative;height:clamp(150px,14vw,220px);overflow:hidden;background:#dceee2}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s ease}
.news-card:hover .thumb img{transform:scale(1.06)}
.news-card .cat{position:absolute;left:14px;top:14px;padding:.35em 1em;border-radius:999px;background:rgba(255,255,255,.9);color:#0b7fb8;font-size:clamp(10px,.85vw,15px);letter-spacing:.1em}
.news-card .body{padding:clamp(16px,1.5vw,28px);display:flex;flex-direction:column;gap:10px;flex:1}
.news-card time{color:rgba(20,52,38,.5);font-size:clamp(10px,.85vw,15px);letter-spacing:.16em}
.news-card h3{color:var(--ink);font-size:clamp(15px,1.25vw,24px);letter-spacing:.05em;line-height:1.5}
.news-card p{color:var(--mut);font-size:clamp(12px,1vw,18px);line-height:1.8;letter-spacing:.02em}
.news-card .more{margin-top:auto;display:inline-flex;align-items:center;gap:.5em;color:var(--blue);font-size:clamp(11px,.95vw,17px);letter-spacing:.12em}
.news-card .more svg{width:1em;height:1em;transition:transform .25s}
.news-card:hover .more svg{transform:translateX(4px)}
.news-card.hide{display:none}
.pager{display:flex;gap:10px;justify-content:center;margin-top:clamp(24px,2.6vw,48px)}
.pager button{min-width:2.6em;padding:.5em .9em;border-radius:12px;border:1px solid rgba(23,94,58,.18);background:rgba(255,255,255,.66);color:var(--mut);font-family:inherit;font-size:clamp(12px,1vw,18px);cursor:pointer;transition:all .25s}
.pager button:hover{border-color:rgba(13,135,220,.5);color:var(--blue)}
.pager button.on{background:linear-gradient(92deg,var(--blue),var(--cyan));color:#fff;border-color:transparent}

/* ---------- 联系/热线强调块 ---------- */
.hotline{display:flex;align-items:center;gap:clamp(14px,1.6vw,28px);flex-wrap:wrap;border-radius:22px;padding:clamp(18px,1.8vw,34px);background:linear-gradient(92deg,rgba(13,135,220,.12),rgba(98,193,240,.1));border:1px solid rgba(13,135,220,.28)}
.hotline .num{font-size:clamp(22px,2.4vw,48px);font-weight:800;letter-spacing:.06em;color:#0b7fb8;text-decoration:none}
.hotline .num:hover{filter:brightness(1.15)}
.hotline .txt{color:var(--mut);font-size:clamp(12px,1.02vw,19px);letter-spacing:.06em;line-height:1.8}
.hotline .txt b{display:block;color:var(--ink);font-size:clamp(14px,1.2vw,23px);letter-spacing:.12em;margin-bottom:4px}

/* ---------- CTA ---------- */
.cta-band{position:relative;overflow:hidden;margin-top:clamp(34px,3.6vw,72px);border-radius:26px;padding:clamp(26px,2.8vw,56px) clamp(22px,2.6vw,52px);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;background:linear-gradient(92deg,#0d87dc,#39c0f0 58%,#58c98d);box-shadow:0 22px 54px rgba(13,135,220,.3)}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(560px circle at 88% 20%,rgba(255,255,255,.28),transparent 60%)}
.cta-band h3{position:relative;color:#fff;font-size:clamp(18px,1.7vw,34px);letter-spacing:.1em}
.cta-band p{position:relative;margin-top:8px;color:rgba(255,255,255,.88);font-size:clamp(12px,1.02vw,19px);letter-spacing:.06em}
.cta-band .btns{position:relative;display:flex;gap:14px;flex-wrap:wrap}
.cta-band .btn.solid{background:#fff;color:#0d87dc;box-shadow:0 10px 26px rgba(4,26,44,.25)}
.cta-band .btn.ghost{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.6)}

/* ---------- 页脚 ---------- */
footer{position:relative;z-index:2;border-top:1px solid rgba(23,94,58,.12);padding:26px 6vw 34px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;color:rgba(20,52,38,.6);font-size:clamp(11px,.95vw,16px);letter-spacing:.08em}
footer b{color:#123f2b;letter-spacing:.14em}
footer a{color:inherit;text-decoration:none}
footer a:hover{color:var(--blue)}

/* ---------- 入场动画 ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1060px){
  .hero-split{grid-template-columns:1fr;padding-top:110px}
  .grid2,.grid3,.news-grid{grid-template-columns:1fr 1fr}
  .grid4{grid-template-columns:1fr 1fr}
  .bento{grid-template-columns:repeat(2,1fr)}
  .s2,.s3,.s4,.s6{grid-column:span 2}
  .specs{grid-template-columns:1fr 1fr}
  .flow::before{display:none}
  nav{display:none}
  .side-mark{display:none}
}
@media (max-width:640px){
  .grid2,.grid3,.grid4,.news-grid,.specs,.bento{grid-template-columns:1fr}
  .s2,.s3,.s4,.s6{grid-column:span 1}
  .stat-bar{flex-direction:column;gap:14px;width:auto;max-width:92%}
  .stat + .stat::before{display:none}
  .res{flex-wrap:wrap}
  .res .act{width:100%}
  .res .act .btn{width:100%}
  .hero-cover{height:46vh;min-height:340px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}
/* ---------- 产品系列切换条 ---------- */
.prod-nav{position:relative;z-index:4;display:flex;gap:8px;flex-wrap:wrap;justify-content:center;width:max-content;max-width:94%;margin:clamp(16px,2vw,32px) auto 0;padding:9px 12px;border-radius:999px;background:rgba(255,255,255,.62);border:1px solid rgba(23,94,58,.14);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 10px 28px rgba(23,94,58,.1)}
.prod-nav a{padding:.45em 1.2em;border-radius:999px;text-decoration:none;color:var(--mut);font-size:clamp(11px,.95vw,17px);letter-spacing:.06em;white-space:nowrap;transition:color .25s,background .25s,box-shadow .25s}
.prod-nav a:hover{color:var(--blue);background:rgba(13,135,220,.1)}
.prod-nav a.on{color:#fff;background:linear-gradient(92deg,var(--blue),var(--cyan));box-shadow:0 6px 16px rgba(13,135,220,.3)}
@media (max-width:760px){ .prod-nav{width:auto;max-width:92%;justify-content:flex-start;overflow-x:auto;border-radius:20px;-webkit-overflow-scrolling:touch} .prod-nav::-webkit-scrollbar{height:0} }

/* ---------- 告警等级 ---------- */
.levels{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(10px,1.2vw,22px)}
.level{position:relative;border-radius:18px;padding:clamp(14px,1.4vw,26px);background:rgba(255,255,255,.62);border:1px solid rgba(23,94,58,.14);border-top:4px solid var(--lv,#12a06a);transition:transform .25s,box-shadow .25s}
.level:hover{transform:translateY(-5px);box-shadow:0 14px 32px rgba(23,94,58,.14)}
.level b{display:flex;align-items:center;gap:.5em;color:var(--ink);font-size:clamp(15px,1.3vw,26px);letter-spacing:.1em}
.level b::before{content:"";width:.5em;height:.5em;border-radius:50%;background:var(--lv,#12a06a);box-shadow:0 0 0 4px color-mix(in srgb,var(--lv,#12a06a) 22%,transparent)}
.level p{margin-top:10px;color:var(--mut);font-size:clamp(11px,.98vw,18px);line-height:1.75;letter-spacing:.03em}
@media (max-width:1060px){ .levels{grid-template-columns:1fr 1fr} }
@media (max-width:640px){ .levels{grid-template-columns:1fr} }
/* ============================================================
   站点序列：右侧导航点 + 滚轮翻页提示 + 合作伙伴 Logo 墙
   ============================================================ */
/* 侧边品牌字移到左侧，为右侧序列点让位 */
.side-mark{left:14px;right:auto;transform:translateY(-50%) rotate(-90deg);transform-origin:left center}

.site-dots{position:fixed;right:clamp(10px,1.2vw,22px);top:50%;transform:translateY(-50%);z-index:60;display:flex;flex-direction:column;gap:15px;align-items:center}
.site-dots a{position:relative;display:block;width:9px;height:9px;border-radius:50%;background:rgba(20,64,44,.28);transition:background .3s,transform .3s,box-shadow .3s}
.site-dots a:hover{background:var(--blue);transform:scale(1.3)}
.site-dots a.on{background:var(--blue);transform:scale(1.25);box-shadow:0 0 0 4px rgba(13,135,220,.16)}
.site-dots a span{position:absolute;right:20px;top:50%;transform:translateY(-50%) translateX(8px);opacity:0;pointer-events:none;white-space:nowrap;padding:.35em 1em;border-radius:999px;background:rgba(14,51,34,.92);color:#fff;font-size:12px;letter-spacing:.14em;transition:opacity .25s,transform .25s;box-shadow:0 6px 18px rgba(6,28,20,.3)}
.site-dots a:hover span,.site-dots a.on span{opacity:1;transform:translateY(-50%)}
body.dark .site-dots a{background:rgba(255,255,255,.4)}
body.dark .site-dots a.on,body.dark .site-dots a:hover{background:var(--cyan);box-shadow:0 0 0 4px rgba(98,193,240,.22)}


/* 合作伙伴 Logo 墙 */
.logo-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:clamp(10px,1.2vw,22px)}
.logo-wall a{display:flex;align-items:center;justify-content:center;padding:clamp(12px,1.4vw,24px);border-radius:18px;background:#fff;border:1px solid rgba(23,94,58,.12);box-shadow:0 10px 26px rgba(23,94,58,.08);transition:transform .25s,box-shadow .25s,border-color .25s;text-decoration:none}
.logo-wall a:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(23,94,58,.16);border-color:rgba(13,135,220,.4)}
.logo-wall img{max-height:clamp(42px,4.4vw,80px);width:auto;max-width:100%;filter:grayscale(1) opacity(.72);transition:filter .35s}
.logo-wall a:hover img{filter:none}
.logo-wall .cap{display:block;margin-top:10px;text-align:center;color:rgba(20,52,38,.6);font-size:clamp(10px,.85vw,15px);letter-spacing:.14em}
.logo-wall a:hover .cap{color:var(--blue)}

/* 跑马灯 */
.marquee{overflow:hidden;position:relative;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee .track{display:flex;width:max-content;animation:marq 30s linear infinite}
.marquee:hover .track{animation-play-state:paused}
.marquee img{height:clamp(36px,3.4vw,60px);width:auto;margin-right:clamp(14px,1.6vw,30px);background:#fff;border-radius:14px;padding:9px 18px;box-shadow:0 8px 22px rgba(6,28,20,.22)}
@keyframes marq{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){ .marquee .track{animation:none} }

@media (max-width:1060px){ .logo-wall{grid-template-columns:repeat(3,1fr)} .site-dots{display:none} }
@media (max-width:640px){ .logo-wall{grid-template-columns:repeat(2,1fr)} }
/* 兼容防护：隐藏旧版翻页提示残留元素 */
.flow-hint{display:none!important}