*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:#EEF4F5;color:#2C4750;font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.7}
h1,h2,h3,h4,figure,figcaption,blockquote,dl,dd,p,ul,ol,table{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;height:auto;display:block;border:0}
a{color:#0F6E82;text-decoration:none}
button{font:inherit}
:root{
--bg:#EEF4F5;--bg2:#E3EDEF;--card:#FFFFFF;--ink:#0A2A33;--txt:#2C4750;--mut:#5E7B84;
--pri:#0F6E82;--pri-d:#0A5262;--acc:#F0902F;--acc-d:#D5751A;--rose:#E2657F;--mint:#6FD0C7;
--line:#C9DADD;--d1:#0A2A33;--d2:#0F4A5A;
}
.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 22px}
.top{position:sticky;top:0;z-index:50;background:rgba(238,244,245,.95);border-bottom:2px solid var(--pri)}
.top__in{display:flex;align-items:center;gap:16px;width:100%;max-width:1160px;margin:0 auto;padding:11px 22px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand img{width:42px;height:42px;border-radius:12px}
.brand b{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:.4px;white-space:nowrap}
.nav{display:flex;flex-wrap:wrap;gap:4px;margin:0 auto}
.nav a{padding:8px 13px;border-radius:8px;font-size:14.5px;color:var(--txt);white-space:nowrap}
.nav a:hover{background:var(--bg2);color:var(--pri-d)}
.nav a[aria-current="page"]{background:var(--pri);color:#fff;font-weight:700}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 20px;border-radius:10px;background:linear-gradient(135deg,var(--acc),var(--acc-d));color:#fff;font-size:15px;font-weight:700;white-space:nowrap}
.btn:hover{background:linear-gradient(135deg,#FFA249,#C26312);color:#fff}
.btn--ghost{background:transparent;color:var(--pri-d);box-shadow:inset 0 0 0 2px var(--pri)}
.btn--ghost:hover{background:var(--bg2);color:var(--pri-d)}
.top .btn{color:#fff}
.top__dl{flex:none}
.hero{position:relative;overflow:hidden;background:linear-gradient(160deg,#E5F1F3,#F4F9FA 48%,#E8F3F4);border-bottom:1px solid var(--line)}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(15,110,130,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(15,110,130,.07) 1px,transparent 1px);background-size:24px 24px;pointer-events:none}
.hero .in{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:40px;align-items:center;width:100%;max-width:1160px;margin:0 auto;padding-top:54px;padding-bottom:58px;padding-left:22px;padding-right:22px}
.hero .in>*{min-width:0}
.tag{display:inline-block;padding:5px 13px;border-radius:999px;background:var(--acc);color:#fff;font-size:13px;font-weight:700;margin-bottom:14px}
.hero h1{font-size:40px;line-height:1.24;font-weight:800;color:var(--ink);margin-bottom:14px}
.lead{font-size:16px;line-height:1.88;color:var(--txt)}
.hero .btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.phone{width:100%;max-width:318px;margin:0 auto}
.phone img{width:100%;height:auto;border-radius:14px;box-shadow:0 0 0 6px #fff,0 16px 34px rgba(10,42,51,.18)}
.phone figcaption{margin-top:14px;font-size:13px;color:var(--mut);text-align:center;line-height:1.7}
.sec{padding:58px 0}
.sec--alt{background:var(--bg2)}
.sec-head{margin-bottom:28px}
.sec-head h2{position:relative;display:inline-block;padding-bottom:14px;font-size:27px;font-weight:800;color:var(--ink)}
.sec-head h2::before{content:"";position:absolute;left:0;bottom:0;width:36px;height:4px;background:var(--pri)}
.sec-head h2::after{content:"";position:absolute;left:42px;bottom:0;width:10px;height:4px;background:var(--acc)}
.sec-sub{margin-top:8px;max-width:780px;font-size:15px;line-height:1.78;color:var(--mut)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stat{background:var(--card);border:1px solid var(--line);border-top:4px solid var(--pri);border-radius:8px;padding:18px 14px;text-align:center}
.stat .num{display:block;font-size:27px;font-weight:800;color:var(--pri);line-height:1.2}
.stat .lbl{display:block;margin-top:6px;font-size:13px;color:var(--mut)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{display:flex;flex-direction:column;gap:9px;background:var(--card);border:1px solid var(--line);border-top:4px solid var(--mint);border-radius:8px;padding:20px}
.card:nth-child(3n+2){border-top-color:var(--acc)}
.card:nth-child(3n){border-top-color:var(--rose)}
.card h3{font-size:17px;font-weight:800;color:var(--ink)}
.card p{font-size:14.5px;line-height:1.82;color:var(--txt)}
.chip{align-self:flex-start;padding:3px 9px;border-radius:6px;background:rgba(15,110,130,.09);color:var(--pri-d);font-size:12px;font-weight:700}
.shots{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.shot img{width:100%;height:auto;border-radius:10px;box-shadow:0 0 0 1px var(--line)}
.shot figcaption{margin-top:10px;font-size:13.5px;line-height:1.72;color:var(--mut)}
.links{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.linkcard{display:block;background:var(--card);border:1px solid var(--line);border-left:6px solid var(--pri);border-radius:8px;padding:20px}
.linkcard:nth-child(2){border-left-color:var(--acc)}
.linkcard:nth-child(3){border-left-color:var(--rose)}
.linkcard h3{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:8px}
.linkcard p{font-size:14.5px;line-height:1.82;color:var(--txt)}
.linkcard em{display:inline-block;margin-top:10px;font-style:normal;font-weight:700;color:var(--pri)}
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.review{background:var(--card);border:1px solid var(--line);border-left:5px solid var(--rose);border-radius:8px;padding:18px}
.review blockquote{font-size:14.5px;line-height:1.86;color:var(--txt)}
.review .who{display:block;margin-top:10px;font-size:13px;color:var(--mut)}
.stars{display:block;margin-bottom:8px;color:var(--acc);font-size:14px;letter-spacing:2px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:8px;margin-bottom:10px}
.faq summary{position:relative;padding:14px 46px 14px 18px;font-size:15.5px;font-weight:700;color:var(--ink);cursor:pointer;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:18px;top:12px;font-size:19px;font-weight:800;color:var(--pri)}
.faq details[open] summary::after{content:"-"}
.faq .ans{padding:0 18px 16px;font-size:14.5px;line-height:1.88;color:var(--txt)}
.cta{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--d1),var(--d2))}
.cta::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);background-size:24px 24px;pointer-events:none}
.cta .in{position:relative;z-index:1;display:grid;grid-template-columns:1fr auto;gap:14px 20px;align-items:center;width:100%;max-width:1160px;margin:0 auto;padding:44px 22px}
.cta h2{font-size:24px;font-weight:800;color:#fff}
.cta .note{grid-column:1/-1;font-size:14.5px;line-height:1.8;color:#B7D5DA}
.cta .btn{color:#fff}
.foot{background:var(--d1);color:#A9C5CB;padding:42px 0 26px}
.foot .in{width:100%;max-width:1160px;margin:0 auto;padding:0 22px}
.brandline{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.brandline img{width:34px;height:34px;border-radius:10px}
.brandline b{font-size:17px;font-weight:800;color:#fff}
.foot nav{display:flex;flex-wrap:wrap;gap:8px 24px;margin-bottom:18px}
.foot a{color:#CFE3E7;font-size:14px;display:inline-block;padding:2px 0}
.foot a:hover{color:#fff}
.foot .btn{display:inline-flex;align-items:center;padding:10px 18px;border-radius:10px;background:linear-gradient(135deg,var(--acc),var(--acc-d));color:#fff;font-weight:700}
.foot .btn:hover{color:#fff;background:linear-gradient(135deg,#FFA249,#C26312)}
.disc{margin-top:16px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);font-size:13.5px;line-height:1.82;color:#8FAAB1}
.copy{margin-top:10px;font-size:13px;color:#7E989F}
.page-hero{background:linear-gradient(160deg,#E5F1F3,#F4F9FA);border-bottom:1px solid var(--line);padding:46px 0 40px}
.page-hero .in{width:100%;max-width:900px;margin:0 auto;padding:0 22px}
.page-hero h1{font-size:31px;font-weight:800;color:var(--ink);margin-bottom:12px;line-height:1.32}
.prose{width:100%;max-width:900px;min-width:0;margin:0 auto;padding:54px 22px 62px}
.prose h2{padding-left:14px;border-left:5px solid var(--pri);font-size:23px;font-weight:800;color:var(--ink);margin:38px 0 12px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:17.5px;font-weight:800;color:var(--pri-d);margin:24px 0 8px}
.prose p{margin-bottom:14px;font-size:15.5px;line-height:1.92;color:var(--txt)}
.prose ul{margin-bottom:16px;padding-left:22px}
.prose ul li{position:relative;margin-bottom:8px;font-size:15.5px;line-height:1.88;color:var(--txt)}
.prose ul li::before{content:"";position:absolute;left:-16px;top:11px;width:6px;height:6px;background:var(--mint)}
.prose a{color:var(--pri);text-decoration:underline;text-underline-offset:3px}
.prose .shot{width:100%;max-width:400px;margin:24px auto}
.prose .shot figcaption{text-align:center}
.steps{counter-reset:st;padding:0;margin-bottom:18px}
.prose .steps>li{counter-increment:st;position:relative;padding-left:48px;margin-bottom:18px;font-size:15.5px;line-height:1.9;color:var(--txt)}
.prose .steps>li::before{content:counter(st);position:absolute;left:0;top:1px;width:32px;height:32px;border-radius:8px;background:var(--pri);color:#fff;font-size:14px;font-weight:800;text-align:center;line-height:32px}
.prose .steps>li b{display:block;font-size:16px;font-weight:800;color:var(--ink)}
.tbl-scroll{overflow-x:auto;margin-bottom:18px}
table.cmp{width:100%;min-width:640px;border-collapse:collapse;font-size:14.5px}
table.cmp th{background:var(--pri);color:#fff;text-align:left;font-weight:700;padding:10px 12px;line-height:1.6}
table.cmp td{border-bottom:1px solid var(--line);padding:10px 12px;color:var(--txt);line-height:1.72}
table.cmp tr:nth-child(even) td{background:rgba(111,208,199,.10)}
.prose .note{margin-bottom:18px;padding:14px 18px;border-left:5px solid var(--acc);border-radius:8px;background:#FFF6E8;font-size:14.5px;line-height:1.86;color:#6B4A18}
.rel{margin-top:34px}
.rel ul{padding-left:22px}
.rel ul li::before{background:var(--acc)}
@keyframes gridin{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.rise{animation:gridin .6s cubic-bezier(.2,.7,.3,1) both}
.rise.d1{animation-delay:.1s}
.rise.d2{animation-delay:.2s}
@media (prefers-reduced-motion:reduce){.rise{animation:none;opacity:1;transform:none}}
@media (max-width:980px){
.hero .in{grid-template-columns:1fr;gap:30px;padding-top:40px;padding-bottom:44px}
.hero h1{font-size:32px}
.phone{max-width:296px}
.stats{grid-template-columns:repeat(2,1fr)}
.cards{grid-template-columns:repeat(2,1fr)}
.shots{grid-template-columns:repeat(2,1fr)}
.links,.reviews{grid-template-columns:1fr}
.sec{padding:44px 0}
.cta .in{grid-template-columns:1fr}
}
@media (max-width:620px){
.top__in{flex-wrap:wrap;gap:10px 12px;padding:10px 16px}
.brand{order:1}
.top__dl{order:2;margin-left:auto}
.nav{order:3;flex:1 0 100%;flex-wrap:nowrap;overflow-x:auto;margin:0;gap:2px;padding-bottom:2px}
.nav a{padding:7px 10px;font-size:13.5px}
.brand b{font-size:17px}
.brand img{width:38px;height:38px}
.wrap{padding:0 16px}
.hero .in{padding-left:16px;padding-right:16px}
.page-hero .in{padding:0 16px}
.page-hero h1{font-size:24px}
.cta .in{padding:34px 16px}
.hero h1{font-size:28px}
.sec-head h2{font-size:22px}
.sec{padding:36px 0}
.prose{padding:36px 16px 44px}
.prose h2{font-size:20px}
.phone{max-width:258px}
.stats{gap:10px}
.stat .num{font-size:23px}
.faq summary{padding-right:40px}
}