*,*::before,*::after{box-sizing:border-box}
:root{
--bg:#F0F8F6;--bg2:#E5F0F5;--card:#FCFEFD;--line:#D4E6E5;
--pri:#4FA3C7;--pri-d:#35849F;--pri-l:#D3EAF4;
--aux:#2B4750;--aux-d:#1A2F36;
--pink:#F5A8BF;--pink-l:#FDE5EC;
--txt:#25404A;--muted:#5E7B84;--r:16px;
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--txt);font-size:16px;line-height:1.78;
font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei','WenQuanYi Micro Hei',Arial,sans-serif}
img{display:block;max-width:100%;height:auto}
a{color:var(--pri-d);text-decoration:none}
a:hover{color:var(--aux)}
h1,h2,h3{color:var(--aux);font-weight:700;line-height:1.3;margin:0}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
figure,figcaption,blockquote,dl,dd,table,thead,tbody,tr,th,td{margin:0}
table{border-collapse:collapse}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 22px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
padding:12px 24px;border-radius:999px;border:1px solid transparent;font-size:15.5px;font-weight:700;
background:linear-gradient(135deg,var(--pri),var(--pri-d));color:#fff;cursor:pointer;
box-shadow:0 10px 22px rgba(53,132,159,.22);transition:background .2s,box-shadow .2s,color .2s}
.btn:hover{background:linear-gradient(135deg,#62B4D6,var(--pri));color:#fff;box-shadow:0 12px 26px rgba(53,132,159,.3)}
.btn--ghost{background:var(--card);color:var(--aux);border-color:var(--line);box-shadow:none}
.btn--ghost:hover{background:var(--pri-l);color:var(--aux-d);box-shadow:none}

.top{position:sticky;top:0;z-index:30;background:rgba(240,248,246,.94);
border-top:3px solid var(--pri);border-bottom:1px solid var(--line);backdrop-filter:blur(6px)}
.top__in{display:flex;align-items:center;gap:22px;padding:12px 22px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand__logo{width:38px;height:38px;flex:none;border-radius:11px}
.brand__name{font-size:19px;font-weight:700;color:var(--aux);letter-spacing:.5px}
.nav{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-left:auto}
.nav a{display:inline-block;padding:6px 12px;border-radius:999px;font-size:14.5px;color:var(--txt);
white-space:nowrap;transition:background .2s,color .2s}
.nav a:hover{background:var(--pri-l);color:var(--aux-d)}
.nav a[aria-current="page"]{background:var(--pri-l);color:var(--pri-d);font-weight:700}
.top .btn{padding:9px 18px;font-size:14.5px;flex:none;color:#fff}
.top .btn:hover{color:#fff}

.hero{position:relative;overflow:hidden;background:
radial-gradient(680px 340px at 92% -6%,rgba(245,168,191,.42),transparent 68%),
radial-gradient(560px 300px at -4% 96%,rgba(79,163,199,.3),transparent 66%),var(--bg)}
.hero__in{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:58px 22px 66px}
.kicker{display:inline-block;margin:0 0 14px;padding:5px 13px;border-radius:999px;background:var(--card);
border:1px solid var(--line);color:var(--pri-d);font-size:13px;font-weight:700;letter-spacing:.4px}
.hero h1{font-size:44px;letter-spacing:-.5px}
.lead{margin:16px 0 22px;font-size:17px;color:var(--muted);max-width:34em}
.hero__acts{display:flex;flex-wrap:wrap;gap:12px}
.hero__facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px}
.hero__facts li{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px}
.hero__facts b{display:block;font-size:20px;color:var(--pri-d)}
.hero__facts span{display:block;font-size:13px;color:var(--muted);line-height:1.5}
.hero__shot{display:block}
.shot-card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:10px;
box-shadow:0 18px 44px rgba(43,71,80,.14)}
.shot-card img{width:100%;max-width:300px;margin:0 auto;height:auto;border-radius:12px}
.shot-card+.fig__cap{margin-top:12px}

.sec{padding:64px 0}
.sec--alt{background:var(--bg2)}
.sec__head{margin-bottom:26px}
.sec h2{font-size:28px}
.sub{margin:8px 0 0;color:var(--muted);font-size:15.5px}
.sec h3{font-size:18px;margin-bottom:8px}

.mapgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.mapcard{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r);
padding:24px 22px 22px;box-shadow:0 10px 26px rgba(43,71,80,.07)}
.mapcard::before{content:"";position:absolute;left:22px;right:22px;top:0;height:3px;border-radius:0 0 4px 4px;
background:linear-gradient(90deg,var(--pri),var(--pink))}
.mapcard__k{display:inline-block;margin-bottom:10px;padding:3px 10px;border-radius:999px;
background:var(--pri-l);color:var(--pri-d);font-size:12.5px;font-weight:700}
.chip{display:inline-block;margin:6px 6px 0 0;padding:5px 11px;border-radius:999px;
background:var(--bg2);border:1px solid var(--line);font-size:13.5px;color:var(--txt)}

.catgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cat{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r);
padding:24px 22px 22px;box-shadow:0 10px 26px rgba(43,71,80,.07);
animation:cellIn .5s cubic-bezier(.2,.7,.3,1) both;animation-delay:calc(var(--i,0) * .05s + .06s)}
.cat::before{content:"";position:absolute;left:22px;right:22px;top:0;height:3px;border-radius:0 0 4px 4px;
background:linear-gradient(90deg,var(--pri),var(--pink))}
.cat__no{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;margin-bottom:12px;
border-radius:11px;background:linear-gradient(135deg,var(--pri),var(--pri-d));color:#fff;font-size:14px;font-weight:700}
.cat p{color:var(--muted);font-size:14.5px}
.cat__list{margin-top:10px;display:flex;flex-wrap:wrap;gap:6px}
.cat__list li{padding:3px 10px;border-radius:6px;background:var(--pink-l);color:#9C5A70;font-size:13px}

.statgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ogrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ogrid article{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 20px}
.ogrid article p{color:var(--muted);font-size:14.5px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 20px}
.stat__n{display:block;font-size:26px;font-weight:700;color:var(--pri-d);margin-bottom:6px}
.stat p{color:var(--muted);font-size:14.5px}
.srclist{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:18px}
.src{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 16px}
.src__k{display:block;font-weight:700;color:var(--aux);margin-bottom:6px}
.src p{color:var(--muted);font-size:14px}

.notegrid{display:grid;grid-template-columns:1fr;gap:24px}
.offgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:22px 0}
.off{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 20px}
.off__ic{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;margin-bottom:12px;
border-radius:12px;background:var(--pri-l);color:var(--pri-d);font-size:17px;font-weight:700}
.off p{color:var(--muted);font-size:14.5px}
.note{background:var(--pink-l);border:1px solid #F3D2DC;border-radius:14px;padding:14px 18px;
color:#8B4F63;font-size:14.5px}
.note p{margin:0}
.stepbox{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px 22px}
.steps{margin-top:6px;counter-reset:st}
.steps li{position:relative;padding-left:40px;margin-bottom:14px}
.steps li:last-child{margin-bottom:0}
.steps li::before{counter-increment:st;content:counter(st);position:absolute;left:0;top:1px;
display:flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:9px;
background:linear-gradient(135deg,var(--pri),var(--pri-d));color:#fff;font-size:13px;font-weight:700}
.steps b{display:block;color:var(--aux)}
.steps span{color:var(--muted);font-size:14.5px}

.tbl-cap{font-size:14.5px;color:var(--muted);margin-bottom:10px}
.tbl-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--card)}
.tbl{width:100%;min-width:540px;font-size:14.5px}
.tbl th,.tbl td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl thead th{background:var(--bg2);color:var(--aux);font-weight:700}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl-note{margin-top:10px;font-size:14px;color:var(--muted)}

.shotgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.shot{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px;
box-shadow:0 10px 26px rgba(43,71,80,.07)}
.shot img{width:100%;height:auto;border-radius:11px}
.shot__cap{margin-top:auto;padding-top:12px;font-size:13.5px;color:var(--muted);line-height:1.6}
.fig{max-width:400px;margin:0 auto}
.fig img{width:100%;max-width:400px;height:auto;margin:0 auto;border-radius:16px;
border:1px solid var(--line);box-shadow:0 14px 34px rgba(43,71,80,.12)}
.fig__cap{margin-top:12px;font-size:14px;color:var(--muted);text-align:center}

.qalist{display:grid;gap:12px}
.qa{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:4px 20px}
.qa__q{cursor:pointer;padding:16px 26px 16px 0;font-weight:700;color:var(--aux);position:relative;list-style:none}
.qa__q::-webkit-details-marker{display:none}
.qa__q::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
color:var(--pri);font-size:19px;font-weight:700}
.qa[open] .qa__q::after{content:"\2212"}
.qa__a{padding:0 0 18px;color:var(--muted);font-size:15px}

.relbox{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px}
.rel{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:16px}
.rel li{background:var(--bg2);border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.rel__k{display:block;font-weight:700;color:var(--pri-d);margin-bottom:4px}
.rel p{color:var(--muted);font-size:14px}

.cta{background:linear-gradient(135deg,var(--aux),var(--aux-d));color:#EAF4F6}
.cta__in{padding:58px 22px;text-align:center}
.cta h2{color:#fff;font-size:27px}
.cta-note{margin:10px auto 24px;max-width:46em;color:#B9D2D9;font-size:15.5px}
.cta .btn{color:#153B47;background:linear-gradient(135deg,#FFFFFF,#DDF0F6);box-shadow:0 12px 26px rgba(0,0,0,.2)}
.cta .btn:hover{color:#153B47;background:linear-gradient(135deg,#FFFFFF,#C9E8F2)}
.cta .btn--ghost{background:transparent;border-color:#5C818C;color:#EAF4F6}
.cta .btn--ghost:hover{background:rgba(255,255,255,.1);color:#fff}
.cta__acts{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

.foot{background:var(--bg2);border-top:1px solid var(--line)}
.foot__in{padding:48px 22px 26px}
.foot__brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.foot__logo{width:34px;height:34px;border-radius:10px}
.foot__bot{display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;
margin-top:26px;padding-top:18px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted)}
.foot__bot .btn{padding:9px 16px;font-size:14px;display:inline-flex;color:#fff}
.foot__bot .btn:hover{color:#fff}
.disc{margin-top:14px;font-size:13.5px;color:var(--muted);line-height:1.7}
.foot__cols{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.foot__h{display:block;font-weight:700;color:var(--aux);margin-bottom:10px}
.foot__link{display:block;padding:3px 0;color:var(--muted);font-size:14.5px}
.foot__link:hover{color:var(--pri-d)}
.foot__brand p{margin:0;color:var(--muted);font-size:14.5px;max-width:52em}

.page-hero{background:linear-gradient(180deg,var(--pri-l),var(--bg));border-bottom:1px solid var(--line)}
.page-hero__in{padding:46px 22px 42px}
.page-hero h1{font-size:36px}
.page-hero .lead{max-width:40em}
.page-hero__tag{display:inline-block;margin-bottom:12px;padding:4px 12px;border-radius:999px;background:var(--card);
border:1px solid var(--line);color:var(--pri-d);font-size:12.5px;font-weight:700}

.prose{max-width:60em}
.prose h3{margin:22px 0 8px}
.prose ul{margin:0 0 14px;padding-left:0}
.prose ul li{position:relative;padding-left:18px;margin-bottom:8px;color:var(--muted)}
.prose ul li::before{content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:50%;
background:var(--pink)}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start}

@keyframes cellIn{from{opacity:0;transform:translateY(10px) scale(.985)}
to{opacity:1;transform:none}}

@media (max-width:980px){
.hero__in{grid-template-columns:1fr;gap:34px;padding:44px 22px 52px}
.hero h1{font-size:36px}
.mapgrid,.catgrid,.statgrid{grid-template-columns:repeat(2,1fr)}
.ogrid{grid-template-columns:1fr}
.srclist{grid-template-columns:repeat(2,1fr)}
.offgrid{grid-template-columns:1fr 1fr}
.split{grid-template-columns:1fr;gap:26px}
.shotgrid{grid-template-columns:repeat(2,1fr)}
.rel{grid-template-columns:1fr}
.foot__cols{grid-template-columns:1fr 1fr}
}
@media (max-width:620px){
.top__in{flex-wrap:wrap;gap:8px 10px;padding:10px 14px}
.brand{order:1}
.top .btn{order:2;margin-left:auto}
.nav{order:3;flex:1 0 100%;flex-wrap:nowrap;overflow-x:auto;margin-left:0;gap:4px}
.nav a{font-size:12.5px;padding:5px 6px}
.hero__in{padding:34px 22px 42px}
.hero h1{font-size:29px}
.lead{font-size:16px}
.hero__facts{grid-template-columns:1fr;gap:10px}
.sec{padding:46px 0}
.sec h2{font-size:23px}
.mapgrid,.catgrid,.statgrid,.srclist,.offgrid,.shotgrid{grid-template-columns:1fr}
.foot__cols{grid-template-columns:1fr}
.page-hero__in{padding:34px 22px 32px}
.page-hero h1{font-size:27px}
.cta__in{padding:46px 22px}
.cta h2{font-size:22px}
.qa{padding:4px 16px}
.shot-card img{max-width:270px}
}
@media (prefers-reduced-motion:reduce){
html{scroll-behavior:auto}
*{animation:none!important;transition:none!important}
}