:root{
    --page:#F0F3FA;
    --sky:#D8F7FF;
    --nav:#EAFBFF;
    --soft:#F5FDFF;
    --white:#FFFFFF;
    --blue:#27A9E8;
    --nav-text:#167BB8;
    --deep:#1D2B36;
    --muted:#5D7280;
    --light:#8194A0;
    --footer:#063B5C;
    --footer-text:#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:#F0F3FA;color:var(--deep);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}
.container{width:min(1200px,calc(100% - 32px));margin:0 auto}
.site-main{background:linear-gradient(180deg,#D8F7FF 0%,#F0F3FA 48%,#D8F7FF 100%);min-height:70vh;padding-bottom:54px}
.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-header{height:78px;display:flex;align-items:center;gap:18px}
.brand-link,.footer-logo,.drawer-logo{display:flex;align-items:center;gap:10px;font-weight:900;color:var(--blue);letter-spacing:.02em;white-space:nowrap}
.brand-link img{width:132px;max-height:48px;object-fit:contain}
.brand-link span{font-size:18px}
.desktop-nav{display:flex;align-items:center;justify-content:center;gap:4px;flex:1;min-width:0}
.desktop-nav a{color:#167BB8;font-weight:700;font-size:14px;padding:13px 10px;border-radius:14px;white-space:nowrap;transition:.2s ease}
.desktop-nav a:hover,.desktop-nav a.active{color:#27A9E8;background:linear-gradient(180deg,rgba(39,169,232,0.14),rgba(39,169,232,0.04));box-shadow:inset 0 -2px 0 #27A9E8,0 10px 22px rgba(39,169,232,0.16)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 22px;border-radius:999px;background:linear-gradient(180deg,#52C8FF 0%,#27A9E8 55%,#168BD0 100%);color:#FFFFFF;font-weight:800;box-shadow:0 10px 24px rgba(39,169,232,0.28);border:0;cursor:pointer;transition:.2s ease;white-space:nowrap}
.main-btn:hover{background:linear-gradient(180deg,#63D2FF 0%,#1597D8 100%);transform:translateY(-1px)}
.text-link{color:#27A9E8;font-weight:800;display:inline-flex;align-items:center;gap:6px}
.text-link::after{content:"›";font-size:20px;line-height:1}
.header-register{flex:0 0 auto}
.mobile-header{display:none;height:64px;padding:0 14px;align-items:center;justify-content:space-between;background:#EAFBFF}
.menu-toggle,.drawer-close,.slider-arrow{border:0;background:transparent;cursor:pointer;color:#167BB8}
.menu-toggle{width:44px;height:44px;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:rgba(255,255,255,.68);box-shadow:0 8px 20px rgba(16,126,180,.12)}
.menu-toggle span{width:22px;height:2px;background:#167BB8;border-radius:999px}
.mobile-logo{position:absolute;left:50%;transform:translateX(-50%)}
.mobile-logo img{width:118px;max-height:42px;object-fit:contain}
.mobile-register{min-height:38px;padding:0 15px;font-size:14px}
.drawer-mask{position:fixed;inset:0;background:rgba(6,59,92,.42);opacity:0;visibility:hidden;transition:.24s ease;z-index:10000}
.mobile-drawer{position:fixed;top:0;left:0;height:100vh;width:84vw;max-width:320px;background:#F5FDFF;box-shadow:20px 0 46px rgba(6,59,92,.22);z-index:10001;transform:translateX(-102%);transition:.28s ease;padding:18px;overflow-y:auto}
.drawer-open{overflow:hidden}
.drawer-open .drawer-mask{opacity:1;visibility:visible}
.drawer-open .mobile-drawer{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-logo img,.footer-logo img{width:116px;max-height:44px;object-fit:contain}
.drawer-close{width:38px;height:38px;border-radius:50%;font-size:26px;background:#EAFBFF;line-height:1}
.drawer-nav{display:grid;gap:8px}
.drawer-nav a{padding:12px 14px;border-radius:14px;color:#167BB8;font-weight:800;background:rgba(255,255,255,.74);border:1px solid rgba(39,169,232,.16)}
.drawer-nav a.active{color:#27A9E8;border-color:rgba(39,169,232,.35);box-shadow:inset 0 -2px 0 #27A9E8,0 10px 20px rgba(39,169,232,.12)}
.drawer-note{margin-top:18px;padding:14px;border-radius:16px;background:#EAFBFF;color:#5D7280;font-size:13px}
.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:20px;background:#F5FDFF;box-shadow:0 18px 40px rgba(16,126,180,0.14);overflow:hidden;position:relative;border:1px solid rgba(39,169,232,.18)}
.slider-track{position:relative;height:clamp(260px,42vw,500px)}
.slide{position:absolute;inset:0;opacity:0;pointer-events:none;transition:opacity .45s ease;background:#F5FDFF}
.slide.active{opacity:1;pointer-events:auto}
.banner-slider img{width:100%;height:100%;object-fit:contain;background:#F5FDFF}
.slide-copy{position:absolute;left:32px;bottom:32px;max-width:520px;padding:22px;border-radius:20px;background:rgba(245,253,255,.84);box-shadow:0 12px 28px rgba(16,126,180,.12);backdrop-filter:blur(8px)}
.slide-copy strong{display:block;color:#27A9E8;font-size:28px;line-height:1.25;margin-bottom:8px}
.slide-copy p{margin:0;color:#1D2B36;font-weight:600}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.86);box-shadow:0 10px 24px rgba(16,126,180,.16);font-size:32px;line-height:1;color:#27A9E8;z-index:2}
.slider-arrow.prev{left:18px}.slider-arrow.next{right:18px}
.slider-dots{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);display:flex;gap:8px;z-index:3}
.slider-dot{width:10px;height:10px;border-radius:999px;border:0;background:rgba(39,169,232,.32);cursor:pointer;transition:.2s ease}
.slider-dot.active{width:28px;background:#27A9E8}
.section{padding:42px 0}
.section-head{max-width:760px;margin:0 auto 24px;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#27A9E8;background:rgba(39,169,232,.12);border:1px solid rgba(39,169,232,.22);border-radius:999px;padding:6px 14px;font-weight:800;font-size:14px;margin-bottom:12px}
h1,h2,h3,.section-title{color:#27A9E8;line-height:1.25;margin:0 0 14px}
h1{font-size:clamp(32px,5vw,54px)}
h2,.section-title{font-size:clamp(26px,3vw,38px)}
h3{font-size:22px}
p{margin:0 0 14px;color:#1D2B36}.muted{color:#5D7280}.small{color:#8194A0;font-size:14px}.lead{font-size:18px;color:#5D7280}.center{text-align:center}
.card,.zone-card,.info-card,.review-card,.faq-item,.step-card,.notice-card,.page-hero,.content-panel{background:rgba(255,255,255,0.88);border:1px solid rgba(39,169,232,0.22);box-shadow:0 14px 36px rgba(16,126,180,0.12);border-radius:22px}
.card,.info-card,.review-card,.faq-item,.step-card,.notice-card,.content-panel{padding:24px}
.intro-grid,.split-grid,.page-hero{display:grid;grid-template-columns:1.08fr .92fr;gap:28px;align-items:center}
.page-hero{padding:34px;margin:28px auto 18px}
.hero-visual,.visual-card{margin:0;border-radius:20px;background:#F5FDFF;border:1px solid rgba(39,169,232,.16);padding:12px;overflow:hidden}
.hero-visual img,.visual-card img,.content-img,.zone-card img,.app-section img{width:100%;height:auto;max-height:360px;object-fit:contain;background:#F5FDFF;border-radius:16px}
.hero-visual figcaption,.visual-card figcaption{color:#8194A0;font-size:14px;text-align:center;margin-top:8px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 22px}
.tag{color:#27A9E8;background:rgba(39,169,232,.11);border:1px solid rgba(39,169,232,.24);padding:7px 12px;border-radius:999px;font-weight:800;font-size:14px}
.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.two-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.three-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.zone-card{padding:18px;display:flex;flex-direction:column;gap:14px;min-height:100%}
.zone-card img{max-height:210px}.zone-card p,.info-card p,.review-card p,.faq-item p,.step-card p{color:#5D7280}
.number{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:rgba(39,169,232,.12);color:#27A9E8;font-weight:900;margin-bottom:12px}
.check-list{display:grid;gap:12px;margin:18px 0 0;padding:0;list-style:none}.check-list li{padding-left:28px;position:relative;color:#5D7280}.check-list li::before{content:"✓";position:absolute;left:0;top:0;color:#27A9E8;font-weight:900}
.review-card{position:relative}.review-card::before{content:"“";position:absolute;right:22px;top:10px;font-size:52px;line-height:1;color:rgba(39,169,232,.18);font-weight:900}.review-author{display:block;margin-top:12px;color:#27A9E8;font-weight:900}
.app-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center}
.faq-list{display:grid;gap:14px}.faq-item h3{font-size:18px;margin-bottom:8px}.notice-band{margin-top:18px;padding:20px;border-radius:20px;background:#EAFBFF;border:1px solid rgba(39,169,232,.2);color:#5D7280}
.page-wrap{padding-top:1px}.content-stack{display:grid;gap:22px}.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.wide-panel{grid-column:1/-1}.service-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:16px}.service-item{padding:18px;border-radius:18px;background:#F5FDFF;border:1px solid rgba(39,169,232,.16)}
.timeline{display:grid;gap:14px}.timeline-item{display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start}.timeline-mark{width:36px;height:36px;border-radius:50%;background:#EAFBFF;color:#27A9E8;font-weight:900;display:flex;align-items:center;justify-content:center}
.site-footer{background:#063B5C;color:#EAFBFF;padding:44px 0 20px}.site-footer p,.site-footer a,.site-footer span{color:#EAFBFF}.footer-grid{display:grid;grid-template-columns:1.4fr .75fr .75fr 1fr;gap:28px}.footer-logo span{color:#EAFBFF}.footer-links{display:grid;gap:8px;align-content:start}.footer-links h3,.footer-reminder h3{color:#EAFBFF;margin-bottom:8px}.footer-links a{opacity:.88}.footer-links a:hover{opacity:1;color:#52C8FF}.footer-bottom{margin-top:28px;padding-top:18px;border-top:1px solid rgba(234,251,255,.18);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:14px}
@media (max-width:1060px){.desktop-nav a{font-size:13px;padding:11px 7px}.brand-link img{width:112px}.product-grid,.category-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:820px){.desktop-header{display:none}.mobile-header{display:flex}.site-main{padding-top:0}.banner-slider{width:calc(100% - 28px);margin:18px auto 26px;border-radius:18px}.slider-track{height:clamp(220px,62vw,360px)}.slide-copy{left:14px;right:14px;bottom:44px;padding:14px}.slide-copy strong{font-size:21px}.slide-copy p{font-size:14px}.slider-arrow{width:38px;height:38px;font-size:26px}.intro-grid,.split-grid,.page-hero,.app-section{grid-template-columns:1fr}.page-hero{padding:22px;margin-top:18px}.category-grid,.product-grid,.two-grid,.three-grid,.panel-grid,.service-list{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.hero-visual img,.visual-card img{max-height:300px}.section{padding:32px 0}}
@media (max-width:520px){.container{width:min(100% - 24px,1200px)}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:grid}.card,.info-card,.review-card,.faq-item,.step-card,.notice-card,.content-panel{padding:20px}.tag-row{gap:8px}.tag{font-size:13px}.section-head{text-align:left}.slider-arrow.prev{left:10px}.slider-arrow.next{right:10px}.mobile-logo img{width:102px}.mobile-register{padding:0 13px}}