:root{
    --bg:#07080d;
    --panel:#11131b;
    --panel-2:#171a24;
    --line:rgba(255,255,255,.12);
    --text:#f4f7fb;
    --muted:#a7afbd;
    --blue:#002FA7;
    --blue-2:#2957ff;
    --green:#70ff8b;
    --white:#ffffff;
    --radius:28px;
    --shadow:0 28px 80px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
    color:var(--text);
    background:
        radial-gradient(circle at 8% 4%,rgba(41,87,255,.22),transparent 32rem),
        radial-gradient(circle at 88% 18%,rgba(112,255,139,.10),transparent 30rem),
        linear-gradient(135deg,#05060a 0%,#0d1018 56%,#08090e 100%);
    line-height:1.7;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button,input,textarea,select{font:inherit}
.container{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.site-header{
    position:sticky;top:0;z-index:50;
    backdrop-filter:blur(18px);
    background:rgba(5,6,10,.76);
    border-bottom:1px solid var(--line);
}
.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.03em}
.brand-mark{
    width:44px;height:44px;border-radius:16px;display:grid;place-items:center;
    background:linear-gradient(145deg,var(--blue),#111827 68%);
    color:#fff;box-shadow:0 0 0 1px rgba(255,255,255,.14),0 14px 36px rgba(0,47,167,.36)
}
.brand-text{font-size:1.1rem}
.site-nav{display:flex;align-items:center;gap:6px}
.site-nav a{padding:10px 14px;border-radius:999px;color:var(--muted);font-size:.95rem;transition:.2s ease}
.site-nav a:hover,.site-nav a.active{color:#fff;background:rgba(255,255,255,.08)}
.nav-toggle{display:none;background:transparent;border:0;padding:8px;gap:5px;flex-direction:column}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;border-radius:4px}
.hero{padding:82px 0 56px}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:46px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--green);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.82rem}
.eyebrow::before{content:"";width:34px;height:2px;background:var(--green);box-shadow:0 0 20px var(--green)}
h1,.page-hero h1{font-size:clamp(2.6rem,7vw,5.8rem);line-height:.98;margin:18px 0 24px;letter-spacing:-.08em}
h2{font-size:clamp(2rem,4vw,3.35rem);line-height:1.1;margin:0 0 16px;letter-spacing:-.05em}
h3{font-size:1.28rem;margin:0 0 10px}
p{margin:0;color:var(--muted)}
.hero-copy{font-size:1.15rem;max-width:740px}
.hero-actions,.section-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:13px 20px;border:1px solid var(--line);background:rgba(255,255,255,.06);color:#fff;font-weight:700;transition:.2s ease}
.btn:hover{transform:translateY(-2px);background:rgba(255,255,255,.1)}
.btn.primary{background:var(--blue-2);border-color:transparent;box-shadow:0 16px 48px rgba(41,87,255,.32)}
.btn.ghost{color:var(--green);border-color:rgba(112,255,139,.38)}
.hero-visual{position:relative}
.hero-visual::before{content:"";position:absolute;inset:9% -4% -3% 16%;background:linear-gradient(135deg,rgba(41,87,255,.38),rgba(112,255,139,.12));filter:blur(40px);border-radius:40px;z-index:-1}
.visual-card,.panel-card,.feature-card,.service-card,.work-card,.faq-item,.form-card,.video-card,.timeline-card{
    background:linear-gradient(180deg,rgba(255,255,255,.085),rgba(255,255,255,.045));
    border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden
}
.visual-card{padding:18px}
.visual-card img{border-radius:22px;background:#0c0f18}
.stat-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.stat{padding:18px;border:1px solid var(--line);border-radius:20px;background:rgba(255,255,255,.05)}
.stat b{display:block;font-size:1.75rem;color:#fff;line-height:1}
.stat span{color:var(--muted);font-size:.9rem}
.section{padding:72px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:28px}
.section-head p{max-width:680px}
.kicker{color:var(--green);font-weight:800;letter-spacing:.08em;font-size:.84rem;margin-bottom:8px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.service-card,.feature-card,.panel-card,.timeline-card{padding:24px}
.card-icon{width:58px;height:58px;border-radius:20px;background:rgba(41,87,255,.18);display:grid;place-items:center;margin-bottom:18px;color:var(--green);font-weight:900}
.service-card img,.feature-card img{border-radius:20px;margin:18px 0;background:#0b0e16}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.chip{border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05);color:#d8deea;border-radius:999px;padding:7px 12px;font-size:.86rem}
.works-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}
.work-stack{display:grid;gap:22px}
.work-card{position:relative}
.work-card.large img{aspect-ratio:16/10;object-fit:cover}
.work-card img{width:100%;background:#0b0e16}
.work-content{padding:22px}
.work-meta{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0 0;color:var(--muted);font-size:.88rem}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;position:relative}
.timeline-card{position:relative;min-height:250px}
.timeline-number{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--blue-2);font-weight:900;margin-bottom:18px;box-shadow:0 0 0 7px rgba(41,87,255,.16)}
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:center}
.check-list{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px}
.check-list li{color:#dce3ef;display:flex;gap:12px;align-items:flex-start}
.check-list li::before{content:"";width:11px;height:11px;border-radius:50%;background:var(--green);margin-top:8px;box-shadow:0 0 18px var(--green);flex:0 0 11px}
.dark-band{background:linear-gradient(135deg,rgba(255,255,255,.08),rgba(41,87,255,.12));border-block:1px solid var(--line)}
.masonry{columns:3 260px;column-gap:20px}
.masonry .work-card{break-inside:avoid;margin-bottom:20px}
.faq-list{display:grid;gap:14px}
.faq-item{padding:22px}
.faq-item summary{cursor:pointer;font-weight:800;color:#fff;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item p{margin-top:12px}
.page-hero{padding:78px 0 46px;border-bottom:1px solid var(--line)}
.page-hero .hero-copy{max-width:820px}
.breadcrumb{display:flex;gap:8px;color:var(--muted);font-size:.9rem;margin-bottom:18px}
.breadcrumb a{color:#fff}
.table-like{display:grid;gap:12px;margin-top:22px}
.row-card{display:grid;grid-template-columns:180px 1fr;gap:18px;align-items:start;border:1px solid var(--line);border-radius:20px;padding:18px;background:rgba(255,255,255,.045)}
.row-card b{color:#fff}
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.video-card img{width:100%;background:#0b0e16}
.video-card .play{position:absolute;inset:0;display:grid;place-items:center;font-weight:900;font-size:2rem;color:#fff;text-shadow:0 2px 18px rgba(0,0,0,.6)}
.video-thumb{position:relative}
.form-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:26px;align-items:start}
.form-card{padding:26px}
.form{display:grid;gap:14px}
.input-group{display:grid;gap:8px}
.input-group label{font-weight:700;color:#fff}
.input-group input,.input-group textarea,.input-group select{width:100%;border:1px solid var(--line);border-radius:16px;background:rgba(4,6,12,.64);color:#fff;padding:13px 14px;outline:none}
.input-group textarea{min-height:132px;resize:vertical}
.notice{border:1px solid rgba(112,255,139,.24);background:rgba(112,255,139,.08);color:#dfffe5;border-radius:18px;padding:16px;margin-top:16px}
.site-footer{border-top:1px solid var(--line);padding:46px 0 22px;background:rgba(0,0,0,.22)}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr;gap:30px}
.footer-grid strong{display:block;margin-bottom:12px;color:#fff}
.footer-grid a{display:block;color:var(--muted);margin:7px 0}
.footer-brand{margin-bottom:14px}
.footer-bottom{display:flex;justify-content:space-between;gap:18px;border-top:1px solid var(--line);padding-top:18px;margin-top:30px;color:var(--muted);font-size:.92rem}
.domain-line{word-break:break-all}
.update-time{margin-top:8px;color:#d9e3f2}
.reveal{opacity:0;transform:translateY(18px);transition:.55s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
@media (max-width:960px){
    .hero-grid,.split,.form-grid,.works-grid{grid-template-columns:1fr}
    .grid-3,.video-grid,.timeline{grid-template-columns:repeat(2,1fr)}
    .section-head{display:block}
}
@media (max-width:720px){
    .container{width:min(100% - 28px,1180px)}
    .header-inner{height:68px}
    .nav-toggle{display:flex}
    .site-nav{position:absolute;left:14px;right:14px;top:76px;display:none;flex-direction:column;align-items:stretch;background:rgba(8,10,16,.96);border:1px solid var(--line);border-radius:22px;padding:12px;box-shadow:var(--shadow)}
    .site-nav.open{display:flex}
    .site-nav a{padding:12px 14px}
    .hero{padding:54px 0 34px}
    h1,.page-hero h1{letter-spacing:-.05em}
    .grid-3,.grid-2,.video-grid,.timeline,.stat-strip{grid-template-columns:1fr}
    .row-card{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr}
    .footer-bottom{flex-direction:column}
}