*{margin:0;padding:0;box-sizing:border-box}
:root{
--brand:#1a3a6b;
--brand2:#2f6fd0;
--accent:#e8a33d;
--accent2:#ff7a59;
--bg:#f7f9fc;
--text:#1f2733;
--muted:#5a6678;
--card:#ffffff;
--line:#e2e8f0;
--glass:rgba(255,255,255,.72);
--glass-border:rgba(255,255,255,.55);
--shadow-sm:0 2px 10px rgba(26,58,107,.06);
--shadow-md:0 10px 28px rgba(26,58,107,.12);
--shadow-lg:0 18px 46px rgba(26,58,107,.18);
--radius:16px;
--radius-sm:12px;
--radius-lg:22px;
--ease:cubic-bezier(.22,.61,.36,1);
}
body.dark{
--brand:#7fb0ff;
--brand2:#5b9bff;
--accent:#f0b455;
--accent2:#ff8f70;
--bg:#12161d;
--text:#e6ebf2;
--muted:#9aa7b8;
--card:#1b212b;
--line:#2a323f;
--glass:rgba(27,33,43,.72);
--glass-border:rgba(255,255,255,.08);
--shadow-sm:0 2px 10px rgba(0,0,0,.35);
--shadow-md:0 10px 28px rgba(0,0,0,.45);
--shadow-lg:0 18px 46px rgba(0,0,0,.55);
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",Arial,sans-serif;
color:var(--text);
background:
radial-gradient(1200px 600px at 10% -10%,rgba(47,111,208,.10),transparent 60%),
radial-gradient(900px 500px at 110% 0%,rgba(232,163,61,.10),transparent 55%),
var(--bg);
line-height:1.8;
font-size:16px;
min-height:100vh;
transition:background-color .35s var(--ease),color .35s var(--ease);
overflow-x:hidden;
}
body.dark{
background:
radial-gradient(1200px 600px at 10% -10%,rgba(47,111,208,.16),transparent 60%),
radial-gradient(900px 500px at 110% 0%,rgba(232,163,61,.10),transparent 55%),
var(--bg);
}
a{color:var(--brand2);text-decoration:none;transition:color .25s var(--ease)}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
::selection{background:rgba(47,111,208,.25);color:inherit}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
header.site-header{
position:sticky;top:0;z-index:100;
background:var(--glass);
-webkit-backdrop-filter:saturate(180%) blur(16px);
backdrop-filter:saturate(180%) blur(16px);
border-bottom:1px solid var(--line);
box-shadow:var(--shadow-sm);
transition:background-color .35s var(--ease),border-color .35s var(--ease);
}
.header-inner{
display:flex;align-items:center;justify-content:space-between;gap:16px;
padding:12px 20px;max-width:1180px;margin:0 auto;
}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;color:var(--brand);transition:color .3s var(--ease),transform .3s var(--ease)}
.logo:hover{text-decoration:none;transform:translateY(-1px)}
.logo svg{width:38px;height:38px;border-radius:12px;box-shadow:0 6px 16px rgba(26,58,107,.28);transition:transform .4s var(--ease)}
.logo:hover svg{transform:rotate(-6deg) scale(1.05)}
nav.main-nav ul{display:flex;gap:6px;list-style:none;flex-wrap:wrap}
nav.main-nav a{
color:var(--text);font-size:15px;padding:8px 12px;border-radius:10px;
transition:background-color .25s var(--ease),color .25s var(--ease),transform .25s var(--ease);
display:inline-block;
}
nav.main-nav a:hover{
color:var(--brand2);text-decoration:none;
background:rgba(47,111,208,.10);
transform:translateY(-2px);
}
.header-tools{display:flex;align-items:center;gap:10px}
.search-box{
display:flex;align-items:center;
border:1px solid var(--line);border-radius:24px;
padding:4px 6px 4px 14px;
background:var(--glass);
-webkit-backdrop-filter:blur(10px);
backdrop-filter:blur(10px);
transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.search-box:focus-within{border-color:var(--brand2);box-shadow:0 0 0 4px rgba(47,111,208,.14)}
.search-box input{border:none;background:transparent;outline:none;color:var(--text);width:130px;font-size:14px}
.search-box input::placeholder{color:var(--muted)}
.search-box button{
border:none;background:linear-gradient(135deg,var(--brand2),#4a8be8);
color:#fff;cursor:pointer;font-size:13px;
padding:6px 14px;border-radius:20px;
transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.search-box button:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(47,111,208,.35)}
.btn-toggle{
border:1px solid var(--line);background:var(--glass);color:var(--text);
border-radius:20px;padding:7px 14px;cursor:pointer;font-size:14px;
-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
transition:transform .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.btn-toggle:hover{transform:translateY(-2px);border-color:var(--brand2);box-shadow:var(--shadow-sm)}
.menu-toggle{display:none;border:none;background:transparent;font-size:24px;cursor:pointer;color:var(--text);padding:4px 8px;border-radius:10px}
.menu-toggle:hover{background:rgba(47,111,208,.12)}
.hero{
background:
linear-gradient(135deg,#12294f 0%,#1a3a6b 38%,#2f6fd0 78%,#4a8be8 100%);
color:#fff;padding:64px 0 48px;position:relative;overflow:hidden;
isolation:isolate;
}
.hero::before{
content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
background:
radial-gradient(600px 320px at 85% 10%,rgba(232,163,61,.30),transparent 60%),
radial-gradient(520px 300px at 8% 90%,rgba(127,176,255,.28),transparent 65%);
}
.hero::after{
content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
background-image:
linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
background-size:44px 44px;
mask-image:radial-gradient(ellipse at 50% 30%,#000 20%,transparent 78%);
-webkit-mask-image:radial-gradient(ellipse at 50% 30%,#000 20%,transparent 78%);
opacity:.7;
}
.hero .container{position:relative;z-index:2}
.hero h1{
font-size:36px;line-height:1.32;margin-bottom:18px;letter-spacing:.5px;
background:linear-gradient(92deg,#ffffff 0%,#eaf1ff 45%,#ffe0ad 100%);
-webkit-background-clip:text;background-clip:text;
color:transparent;
text-shadow:0 6px 30px rgba(0,0,0,.25);
}
.hero .lead{font-size:17px;max-width:820px;color:#eaf1ff;margin-bottom:22px}
.hero .lead strong{color:#ffd98a;font-weight:700}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.hero-tags span{
background:rgba(255,255,255,.12);
border:1px solid rgba(255,255,255,.28);
padding:6px 16px;border-radius:20px;font-size:14px;
-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
transition:transform .25s var(--ease),background-color .25s var(--ease),border-color .25s var(--ease);
}
.hero-tags span:hover{transform:translateY(-3px);background:rgba(255,255,255,.22);border-color:rgba(255,255,255,.5)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.btn{
display:inline-block;padding:12px 28px;border-radius:28px;
font-size:15px;font-weight:600;cursor:pointer;border:none;
transition:transform .28s var(--ease),box-shadow .28s var(--ease),opacity .28s var(--ease);
}
.btn-primary{
background:linear-gradient(135deg,var(--accent),#f6b95a);
color:#1a1a1a;box-shadow:0 10px 26px rgba(232,163,61,.4);
}
.btn-ghost{
background:rgba(255,255,255,.08);color:#fff;
border:1.5px solid rgba(255,255,255,.65);
-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.btn:hover{opacity:1;text-decoration:none;transform:translateY(-3px)}
.btn-primary:hover{box-shadow:0 16px 36px rgba(232,163,61,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.18);box-shadow:0 12px 30px rgba(0,0,0,.25)}
.btn:active{transform:translateY(-1px) scale(.99)}
.carousel{
position:relative;margin-top:38px;
background:rgba(255,255,255,.10);
border-radius:var(--radius-lg);
padding:24px;min-height:130px;
border:1px solid rgba(255,255,255,.22);
-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
box-shadow:0 16px 44px rgba(0,0,0,.22);
}
.carousel-track{position:relative;min-height:92px}
.slide{display:none;animation:fade .6s var(--ease)}
.slide.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.slide h3{font-size:19px;margin-bottom:8px;color:#fff}
.slide p{font-size:15px;color:#e3ecff}
.carousel-dots{display:flex;gap:9px;margin-top:16px}
.carousel-dots button{
width:10px;height:10px;border-radius:50%;border:none;
background:rgba(255,255,255,.4);cursor:pointer;
transition:background-color .25s var(--ease),transform .25s var(--ease),width .25s var(--ease);
}
.carousel-dots button:hover{transform:scale(1.25);background:rgba(255,255,255,.7)}
.carousel-dots button.active{background:var(--accent);width:26px;border-radius:6px}
section{padding:56px 0;position:relative}
section:nth-child(even){background:var(--card)}
body.dark section:nth-child(even){background:#161b23}
.section-title{
font-size:27px;color:var(--brand);margin-bottom:8px;font-weight:700;
position:relative;padding-left:16px;letter-spacing:.3px;
}
.section-title::before{
content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
width:6px;height:26px;border-radius:6px;
background:linear-gradient(180deg,var(--brand2),var(--accent));
}
.section-sub{color:var(--muted);margin-bottom:30px;font-size:15px}
h3{font-size:19px;margin:22px 0 10px;color:var(--text)}
h4{font-size:16px;margin:16px 0 8px;color:var(--brand2)}
p{margin-bottom:14px;color:var(--text)}
.content-block{max-width:920px}
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.card{
background:var(--glass);
-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
border:1px solid var(--line);border-radius:var(--radius);
padding:24px;
box-shadow:var(--shadow-sm);
transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
position:relative;overflow:hidden;
}
.card::before{
content:"";position:absolute;top:0;left:0;right:0;height:3px;
background:linear-gradient(90deg,var(--brand2),var(--accent));
opacity:0;transform:scaleX(.4);transform-origin:left;
transition:opacity .35s var(--ease),transform .35s var(--ease);
}
.card:hover{
transform:translateY(-6px);
box-shadow:var(--shadow-md);
border-color:rgba(47,111,208,.35);
}
.card:hover::before{opacity:1;transform:scaleX(1)}
.card h3{margin-top:0}
.card .meta{font-size:13px;color:var(--muted);margin-bottom:10px}
.card ul{list-style:none}
.card ul li{padding:6px 0;border-bottom:1px dashed var(--line)}
.card ul li:last-child{border-bottom:none}
.card ul li a{transition:padding-left .25s var(--ease),color .25s var(--ease);display:inline-block}
.card ul li a:hover{padding-left:6px;text-decoration:none}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.visible{opacity:1;transform:none}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:30px 0}
.stat{
background:var(--glass);
-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
border:1px solid var(--line);border-radius:var(--radius);
padding:24px;text-align:center;
box-shadow:var(--shadow-sm);
transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.stat:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.stat .num{
font-size:34px;font-weight:700;line-height:1.2;
background:linear-gradient(135deg,var(--brand2),var(--accent));
-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat .label{font-size:14px;color:var(--muted);margin-top:6px}
.article-list .card{display:flex;flex-direction:column}
.article-list .card p{flex:1}
.read-more{
color:var(--brand2);font-weight:600;font-size:14px;margin-top:auto;
display:inline-block;transition:transform .25s var(--ease),color .25s var(--ease);
}
.read-more:hover{text-decoration:none;transform:translateX(5px);color:var(--accent)}
.faq-item{
border:1px solid var(--line);border-radius:var(--radius-sm);
margin-bottom:12px;background:var(--glass);
-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
overflow:hidden;
transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.faq-item:hover{border-color:rgba(47,111,208,.35);box-shadow:var(--shadow-sm)}
.faq-item.open{border-color:var(--brand2);box-shadow:var(--shadow-md)}
.faq-q{
width:100%;text-align:left;padding:17px 20px;
background:transparent;border:none;font-size:16px;font-weight:600;
color:var(--text);cursor:pointer;
display:flex;justify-content:space-between;align-items:center;gap:12px;
transition:color .25s var(--ease);
}
.faq-q:hover{color:var(--brand2)}
.faq-q::after{
content:"+";font-size:22px;line-height:1;color:var(--brand2);
transition:transform .3s var(--ease);
flex-shrink:0;
}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{
max-height:0;overflow:hidden;
transition:max-height .4s var(--ease),padding .4s var(--ease);
padding:0 20px;color:var(--muted);
}
.faq-a p{margin-bottom:0;color:var(--muted)}
.faq-item.open .faq-a{max-height:800px;padding:0 20px 18px}
.steps{counter-reset:step;list-style:none}
.steps li{
position:relative;padding:16px 0 16px 58px;
border-bottom:1px dashed var(--line);
transition:background-color .25s var(--ease),padding-left .25s var(--ease);
}
.steps li:last-child{border-bottom:none}
.steps li:hover{background:rgba(47,111,208,.05);border-radius:10px}
.steps li::before{
counter-increment:step;content:counter(step);
position:absolute;left:0;top:14px;width:36px;height:36px;
background:linear-gradient(135deg,var(--brand2),#4a8be8);
color:#fff;border-radius:50%;
display:flex;align-items:center;justify-content:center;
font-weight:700;font-size:15px;
box-shadow:0 6px 16px rgba(47,111,208,.35);
transition:transform .3s var(--ease);
}
.steps li:hover::before{transform:scale(1.1) rotate(-6deg)}
.timeline{list-style:none;border-left:3px solid var(--brand2);padding-left:26px;margin:18px 0}
.timeline li{margin-bottom:20px;position:relative}
.timeline li::before{
content:"";position:absolute;left:-33px;top:7px;
width:13px;height:13px;border-radius:50%;
background:var(--accent);
box-shadow:0 0 0 4px rgba(232,163,61,.22);
transition:transform .3s var(--ease);
}
.timeline li:hover::before{transform:scale(1.3)}
.timeline .year{font-weight:700;color:var(--brand2);margin-right:6px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.contact-info p{margin-bottom:10px}
.contact-info strong{color:var(--brand2)}
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:20px 0}
.team-card{
text-align:center;background:var(--glass);
-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
border:1px solid var(--line);border-radius:var(--radius);
padding:26px;
box-shadow:var(--shadow-sm);
transition:transform .32s var(--ease),box-shadow .32s var(--ease);
}
.team-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.team-card svg{
width:80px;height:80px;margin:0 auto 14px;border-radius:50%;
box-shadow:0 10px 24px rgba(26,58,107,.22);
transition:transform .4s var(--ease);
}
.team-card:hover svg{transform:scale(1.06)}
.team-card h4{margin:0 0 4px}
.team-card .role{font-size:13px;color:var(--muted)}
blockquote{
border-left:4px solid var(--accent);
background:var(--glass);
-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
padding:16px 22px;margin:18px 0;color:var(--muted);
border-radius:0 var(--radius-sm) var(--radius-sm) 0;
transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
blockquote:hover{transform:translateX(4px);box-shadow:var(--shadow-sm)}
blockquote p{margin-bottom:0;color:var(--muted)}
footer.site-footer{
background:linear-gradient(180deg,#0f1b30,#0b1424);
color:#c3cfe0;padding:48px 0 22px;font-size:14px;
position:relative;overflow:hidden;
}
footer.site-footer::before{
content:"";position:absolute;top:0;left:0;right:0;height:3px;
background:linear-gradient(90deg,var(--brand2),var(--accent),var(--brand2));
}
footer.site-footer a{color:#9fc0f5;transition:color .25s var(--ease),padding-left .25s var(--ease)}
footer.site-footer a:hover{color:#ffd98a;text-decoration:none}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:28px;margin-bottom:30px}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:12px}
.footer-grid ul{list-style:none}
.footer-grid li{margin-bottom:8px;transition:transform .25s var(--ease)}
.footer-grid li:hover{transform:translateX(4px)}
.footer-bottom{
border-top:1px solid rgba(255,255,255,.12);
padding-top:20px;text-align:center;color:#8a99b0;font-size:13px;
}
.footer-bottom p{margin-bottom:6px;color:#8a99b0}
.breadcrumb{font-size:14px;color:var(--muted);padding:16px 0}
.breadcrumb ol{list-style:none;display:flex;gap:8px;flex-wrap:wrap}
.breadcrumb li::after{content:"›";margin-left:8px;color:var(--muted)}
.breadcrumb li:last-child::after{content:""}
.breadcrumb a{color:var(--brand2)}
.back-top{
position:fixed;right:22px;bottom:26px;width:48px;height:48px;
border-radius:50%;
background:linear-gradient(135deg,var(--brand2),#4a8be8);
color:#fff;border:none;cursor:pointer;font-size:20px;
display:none;z-index:120;
box-shadow:0 10px 26px rgba(47,111,208,.45);
transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.back-top.show{display:block;animation:popIn .35s var(--ease)}
.back-top:hover{transform:translateY(-4px) scale(1.06);box-shadow:0 16px 36px rgba(47,111,208,.6)}
@keyframes popIn{from{opacity:0;transform:scale(.6)}to{opacity:1;transform:scale(1)}}
.notice{
background:rgba(255,248,230,.9);
-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
border:1px solid #f0d48a;color:#7a5c14;
padding:14px 18px;border-radius:var(--radius-sm);
margin:16px 0;font-size:14px;
}
body.dark .notice{background:rgba(42,36,21,.85);border-color:#4a3f1f;color:#e0c47a}
@media(max-width:1024px){
.hero h1{font-size:31px}
.grid-3{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1.6fr 1fr 1fr}
}
@media(max-width:900px){
.grid-3{grid-template-columns:1fr 1fr}
.stats{grid-template-columns:1fr 1fr}
.footer-grid{grid-template-columns:1fr 1fr}
.contact-grid{grid-template-columns:1fr}
.team-grid{grid-template-columns:1fr 1fr}
.hero{padding:52px 0 40px}
.hero h1{font-size:28px}
}
@media(max-width:640px){
nav.main-nav{
display:none;position:absolute;top:100%;left:0;right:0;
background:var(--glass);
-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
border-bottom:1px solid var(--line);
padding:14px 20px;
box-shadow:var(--shadow-md);
animation:fade .3s var(--ease);
}
nav.main-nav.open{display:block}
nav.main-nav ul{flex-direction:column;gap:4px}
nav.main-nav a{display:block;padding:10px 14px}
.menu-toggle{display:block}
.search-box{display:none}
.hero h1{font-size:24px}
.hero .lead{font-size:15px}
.hero-tags span{font-size:13px;padding:5px 12px}
.btn{padding:11px 22px;font-size:14px}
.carousel{padding:18px;margin-top:28px}
.slide h3{font-size:17px}
.slide p{font-size:14px}
section{padding:42px 0}
.section-title{font-size:22px}
.grid-2,.grid-3,.footer-grid,.team-grid{grid-template-columns:1fr}
.stats{grid-template-columns:1fr 1fr}
.stat{padding:18px}
.stat .num{font-size:28px}
.card{padding:20px}
.faq-q{font-size:15px;padding:15px 16px}
.faq-a{padding:0 16px}
.faq-item.open .faq-a{padding:0 16px 16px}
.steps li{padding-left:50px}
.steps li::before{width:32px;height:32px;font-size:14px}
.timeline{padding-left:20px}
.timeline li::before{left:-27px}
.back-top{right:16px;bottom:18px;width:44px;height:44px}
.footer-bottom{font-size:12px}
}
@media(prefers-reduced-motion:reduce){
*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
.reveal{opacity:1;transform:none}
}