:root{
    --bg:#F0F3FA;
    --nav:#EAFBFF;
    --soft:#F5FDFF;
    --white:#FFFFFF;
    --aqua:#C8F0FF;
    --blue:#27A9E8;
    --navText:#167BB8;
    --text:#1D2B36;
    --muted:#5D7280;
    --hint:#8194A0;
    --footer:#063B5C;
    --footerText:#EAFBFF;
    --border:rgba(39,169,232,0.22);
    --shadow:0 14px 36px rgba(16,126,180,0.14);
    --btn:linear-gradient(180deg,#52C8FF 0%,#27A9E8 55%,#168BD0 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.shell{max-width:1200px;margin:0 auto;padding-left:22px;padding-right:22px}
.site-header{position:sticky;top:0;z-index:9999;background:#EAFBFF;backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(16,126,180,0.14)}
.desktop-top{height:76px;display:flex;align-items:center;gap:14px}
.brand-logo{width:142px;flex:0 0 142px;display:flex;align-items:center}
.brand-logo img,.mobile-logo img,.drawer-head img,.footer-brand img{width:auto;max-height:48px;object-fit:contain}
.nav{display:flex;align-items:center;justify-content:center;gap:2px;flex:1;min-width:0;white-space:nowrap}
.nav a{color:var(--navText);font-size:13px;font-weight:700;padding:10px 8px;border-radius:12px;transition:.2s ease}
.nav a:hover,.nav a.active{color:var(--blue);background:linear-gradient(180deg,rgba(39,169,232,0.14),rgba(39,169,232,0.04));box-shadow:inset 0 -2px 0 #27A9E8,0 10px 22px rgba(39,169,232,0.16)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--btn);color:#FFFFFF;border-radius:999px;padding:11px 24px;font-weight:800;box-shadow:0 10px 24px rgba(39,169,232,0.28);border:0;transition:.2s ease;line-height:1.2;white-space:nowrap}
.main-btn:hover{background:linear-gradient(180deg,#63D2FF 0%,#1597D8 100%);transform:translateY(-1px)}
.header-btn{flex:0 0 auto;padding:10px 22px}.mobile-top{display:none}.site-main{padding-top:22px}.hero-section{display:grid;grid-template-columns:1.08fr .92fr;gap:28px;align-items:center;margin:28px auto 36px;border-radius:20px;background:rgba(255,255,255,0.88);box-shadow:0 18px 40px rgba(16,126,180,0.14);overflow:hidden;position:relative;padding:34px}
.hero-section:before{content:"";position:absolute;inset:auto -10% -35% 30%;height:220px;background:radial-gradient(circle,rgba(39,169,232,0.18),transparent 62%);pointer-events:none}.hero-copy,.hero-visual{position:relative;z-index:1}.eyebrow{display:inline-flex;align-items:center;gap:6px;color:var(--blue);font-weight:800;font-size:14px;letter-spacing:.04em;margin-bottom:8px}.eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 6px rgba(39,169,232,.12)}
h1,h2,h3,.section-title{color:var(--blue);line-height:1.28;margin:0 0 14px}h1{font-size:44px;letter-spacing:-.03em}h2{font-size:30px}h3{font-size:20px}.hero-subtitle{font-size:18px;color:var(--navText);font-weight:700}.hero-copy p,.rich-text p,.split-section p,.notice-section p{color:var(--muted);margin:0 0 14px}.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}.tag-row span{display:inline-flex;padding:7px 13px;border-radius:999px;color:var(--blue);background:rgba(39,169,232,.11);border:1px solid rgba(39,169,232,.2);font-weight:700;font-size:14px}.hero-visual,.image-panel{background:linear-gradient(180deg,#F5FDFF,#EAFBFF);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);padding:16px;display:flex;flex-direction:column;align-items:center;justify-content:center;margin:0;overflow:hidden}.hero-visual img{width:100%;max-height:430px;object-fit:contain}.image-panel img,.content-img{max-width:100%;max-height:360px;object-fit:contain}.image-panel figcaption{font-size:13px;color:var(--hint);margin-top:8px}.content-section,.process-section,.faq-section,.notice-section,.split-section,.sub-hero{margin-top:34px;margin-bottom:34px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px}.section-heading h2{margin:0}.quick-grid,.card-grid,.review-grid{display:grid;gap:16px}.quick-grid{grid-template-columns:repeat(4,1fr)}.card-grid.three{grid-template-columns:repeat(3,1fr)}.card-grid.four{grid-template-columns:repeat(4,1fr)}.quick-grid article,.card,.zone-card,.info-card,.review-card,.faq-list details{background:rgba(255,255,255,0.88);border:1px solid var(--border);box-shadow:0 14px 36px rgba(16,126,180,0.12);border-radius:18px;padding:20px}.quick-grid p,.info-card p,.review-card p,.zone-card p,.faq-list p{color:var(--muted);margin:0}.text-link{display:inline-flex;color:var(--blue);font-weight:800;margin-top:12px}.text-link:after{content:"›";margin-left:6px}.zone-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.zone-card{display:grid;grid-template-columns:170px 1fr;gap:18px;align-items:center}.zone-card img{width:100%;max-height:150px;object-fit:contain;border-radius:14px;background:#F5FDFF}.split-section,.sub-hero{display:grid;grid-template-columns:1fr .86fr;gap:28px;align-items:center;background:rgba(255,255,255,0.72);border:1px solid rgba(39,169,232,0.15);border-radius:22px;padding-top:28px;padding-bottom:28px;box-shadow:0 16px 38px rgba(16,126,180,0.10)}.sub-hero{margin-top:28px}.sub-hero-text p{color:var(--muted);font-size:17px}.process-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:item}.process-list li{position:relative;background:rgba(255,255,255,0.88);border:1px solid var(--border);border-radius:18px;padding:22px;box-shadow:0 14px 36px rgba(16,126,180,0.11)}.process-list li:before{counter-increment:item;content:counter(item,decimal-leading-zero);display:block;color:var(--blue);font-weight:900;font-size:24px;margin-bottom:8px}.process-list strong{display:block;color:var(--text);font-size:18px;margin-bottom:6px}.process-list span{color:var(--muted);display:block}.review-grid{grid-template-columns:repeat(3,1fr)}.review-card strong{display:block;color:var(--blue);margin-bottom:8px}.faq-list{display:grid;gap:12px}.faq-list details{padding:0;overflow:hidden}.faq-list summary{cursor:pointer;color:var(--text);font-weight:800;padding:18px 20px;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";float:right;color:var(--blue);font-size:20px}.faq-list details[open] summary:after{content:"−"}.faq-list details p{padding:0 20px 20px}.notice-section{background:#C8F0FF;border:1px solid rgba(39,169,232,.18);border-radius:20px;padding-top:24px;padding-bottom:24px;box-shadow:0 12px 30px rgba(16,126,180,.11)}.notice-section h2{font-size:24px}.rich-text{background:rgba(255,255,255,0.88);border:1px solid var(--border);border-radius:20px;padding:24px;box-shadow:0 12px 30px rgba(16,126,180,.10)}.site-footer{margin-top:54px;background:#063B5C;color:#EAFBFF}.footer-inner{display:grid;grid-template-columns:1.1fr 1.4fr;gap:38px;padding-top:42px;padding-bottom:30px}.footer-brand p{color:#EAFBFF;opacity:.88;margin-top:16px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.footer-links h3{color:#FFFFFF;font-size:18px}.footer-links a{display:block;color:#EAFBFF;opacity:.9;margin:7px 0}.footer-links a:hover{opacity:1;color:#FFFFFF}.footer-note{border-top:1px solid rgba(234,251,255,.18);padding-top:18px;padding-bottom:24px;color:#EAFBFF;opacity:.9;font-size:14px}.footer-note p{margin:4px 0}.drawer-mask,.mobile-drawer{display:none}
@media (max-width:1100px){.desktop-top{display:none}.mobile-top{height:68px;display:grid;grid-template-columns:70px 1fr 86px;align-items:center;padding:0 14px}.mobile-logo{justify-self:center}.mobile-logo img{max-height:44px}.menu-toggle{width:44px;height:44px;border:0;background:rgba(39,169,232,.1);border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px}.menu-toggle span{width:22px;height:2px;background:#167BB8;border-radius:999px}.mobile-reg{padding:9px 16px;font-size:14px}.drawer-mask{display:block;position:fixed;inset:0;background:rgba(0,0,0,.38);z-index:10000;opacity:0;pointer-events:none;transition:.25s ease}.drawer-mask.show{opacity:1;pointer-events:auto}.mobile-drawer{display:block;position:fixed;left:0;top:0;bottom:0;width:82vw;max-width:320px;background:#F5FDFF;z-index:10001;transform:translateX(-104%);transition:.28s ease;box-shadow:18px 0 40px rgba(6,59,92,.22);overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-open{overflow:hidden}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid rgba(39,169,232,.18)}.drawer-head img{max-height:42px}.drawer-close{width:38px;height:38px;border:0;border-radius:12px;background:rgba(39,169,232,.12);color:#167BB8;font-size:26px;line-height:1}.drawer-nav{display:grid;padding:14px}.drawer-nav a{padding:13px 12px;border-radius:13px;color:#167BB8;font-weight:800}.drawer-nav a.active,.drawer-nav a:hover{color:#27A9E8;background:linear-gradient(180deg,rgba(39,169,232,0.14),rgba(39,169,232,0.04));box-shadow:inset 0 -2px 0 #27A9E8}.hero-section,.sub-hero,.split-section{grid-template-columns:1fr}.quick-grid{grid-template-columns:repeat(2,1fr)}.card-grid.three,.card-grid.four,.review-grid{grid-template-columns:repeat(2,1fr)}.process-list{grid-template-columns:repeat(2,1fr)}.zone-grid{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr}}
@media (max-width:720px){.shell{padding-left:15px;padding-right:15px}.site-main{padding-top:10px}.hero-section{padding:22px;margin-top:16px;border-radius:18px}h1{font-size:31px}h2{font-size:24px}h3{font-size:18px}.hero-subtitle,.sub-hero-text p{font-size:16px}.quick-grid,.card-grid.three,.card-grid.four,.review-grid,.process-list{grid-template-columns:1fr}.zone-card{grid-template-columns:1fr}.zone-card img{max-height:210px}.section-heading{display:block}.split-section,.sub-hero{padding-top:22px;padding-bottom:22px}.image-panel img,.content-img,.hero-visual img{max-height:300px}.footer-links{grid-template-columns:1fr}.mobile-top{grid-template-columns:58px 1fr 78px}.mobile-reg{padding:8px 13px}.tag-row{gap:8px}.tag-row span{font-size:13px}.footer-inner{padding-top:30px}}