:root{--bg:#F5F7FF;--nav:#0C1228;--title:#131A35;--brand:#5B6CFF;--deep:#16213E;--cyan:#00D4FF;--gold:#FFC857;--rose:#D94F70;--lav:#7A5CFF;--text:#1F2740;--muted:#66708A;--soft:#9AA4BA;--card:#FFFFFF;--dark:#11182F;--line:rgba(91,108,255,.18);--shadow:0 20px 46px rgba(25,43,91,.14);--radius:24px;--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.drawer-open{overflow:hidden}img{max-width:100%;height:auto;display:block}a{color:inherit}button,input,textarea{font:inherit}main{min-height:70vh}.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
.site-header{position:sticky;top:0;width:100%;z-index:9999;background:rgba(12,18,40,.94);backdrop-filter:blur(14px);box-shadow:0 8px 26px rgba(25,43,91,.16)}.header-inner{max-width:1280px;margin:0 auto;min-height:72px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:28px}.site-logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;white-space:nowrap}.site-logo img{width:42px;height:42px;object-fit:contain;border-radius:12px}.site-logo strong{font-size:20px;letter-spacing:.5px}.nav-core{display:flex;align-items:center;justify-content:center;gap:8px;flex:1}.nav-core a{color:#EEF2FF;text-decoration:none;border-radius:999px;padding:8px 12px;font-size:15px;white-space:nowrap;transition:.25s ease}.nav-core a:hover,.nav-core a.active{color:#fff;background:rgba(0,212,255,.16)}.header-actions{display:flex;align-items:center;gap:10px}
.main-btn,.secondary-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:999px;text-decoration:none;font-weight:700;transition:transform .2s ease,box-shadow .2s ease}.main-btn{background:linear-gradient(135deg,#5B6CFF 0%,#7A5CFF 48%,#00D4FF 100%);color:#fff;box-shadow:0 14px 32px rgba(91,108,255,.22)}.main-btn:hover,.secondary-btn:hover{transform:translateY(-2px)}.compact-btn{min-height:42px;padding:0 18px;font-size:14px}.secondary-btn{border:1px solid var(--line);background:#fff;color:var(--brand)}.menu-toggle{width:42px;height:42px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.08);border-radius:13px;display:grid;place-content:center;gap:4px;cursor:pointer}.menu-toggle span{width:18px;height:2px;background:#fff;border-radius:4px}.mobile-menu-toggle{display:none}
.drawer-overlay{position:fixed;inset:0;background:rgba(7,12,29,.58);backdrop-filter:blur(3px);z-index:10000}.site-drawer{position:fixed;right:0;top:0;width:min(390px,92vw);height:100vh;background:#fff;z-index:10001;transform:translateX(105%);transition:transform .3s ease;padding:24px;overflow-y:auto;box-shadow:-20px 0 60px rgba(11,16,36,.25)}.site-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between}.drawer-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--title);font-weight:800}.drawer-brand img{width:42px;height:42px;object-fit:contain;border-radius:12px}.drawer-close{width:42px;height:42px;border:0;border-radius:50%;background:#EEF1FF;color:var(--title);font-size:26px;cursor:pointer}.drawer-intro{color:var(--muted);font-size:14px;margin:18px 0}.drawer-nav{display:grid;gap:7px}.drawer-nav a{display:flex;align-items:center;justify-content:space-between;text-decoration:none;padding:12px 14px;border-radius:14px;color:var(--text);background:#F8F9FF}.drawer-nav a:hover,.drawer-nav a.active{background:#ECEFFF;color:var(--brand)}.drawer-note{margin-top:20px;padding:18px;border-radius:18px;background:#11182F;color:#EEF2FF}.drawer-note p{margin:6px 0 0;color:#C8D0E8;font-size:13px}
.section{padding:88px 0}.soft-section{background:linear-gradient(180deg,#EFF8FF 0%,#F5F7FF 100%)}.dark-section{background:#11182F;color:#EEF2FF}.section-heading{max-width:760px;margin-bottom:34px}.section-heading.center{text-align:center;margin-left:auto;margin-right:auto}.section-kicker{margin:0 0 8px;color:#9A6B00;font-weight:800;letter-spacing:.12em;font-size:13px;text-transform:uppercase}h1,h2,h3,.section-title{color:var(--title);line-height:1.24;margin-top:0}h1{font-size:clamp(42px,6vw,76px);letter-spacing:-.04em}h2{font-size:clamp(28px,3.5vw,42px);letter-spacing:-.02em}h3{font-size:20px}p{margin-top:0}.lead{font-size:18px;color:var(--muted);max-width:760px}
.hero{position:relative;overflow:hidden;padding:78px 0 68px;background:radial-gradient(circle at 12% 18%,rgba(122,92,255,.20),transparent 28%),radial-gradient(circle at 86% 12%,rgba(0,212,255,.20),transparent 30%),linear-gradient(135deg,#F6F0FF 0%,#EEF8FF 48%,#FFF1F7 100%)}.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;pointer-events:none}.hero::before{width:260px;height:260px;background:rgba(255,200,87,.18);left:-80px;bottom:-100px}.hero::after{width:180px;height:180px;background:rgba(217,79,112,.12);right:14%;top:4%}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:56px;position:relative;z-index:1}.hero-copy h1 span{display:block;color:var(--brand);font-size:.32em;letter-spacing:.14em;margin-bottom:12px}.hero-subtitle{font-size:clamp(24px,3vw,38px);font-weight:800;color:var(--deep);margin:-20px 0 18px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0}.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin:0;padding:0;list-style:none}.hero-points li{background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:999px;padding:7px 12px;color:var(--deep);font-size:14px}.hero-visual{position:relative}.hero-visual>img{width:100%;max-height:600px;object-fit:contain;filter:drop-shadow(0 28px 45px rgba(39,46,104,.2))}.floating-card{position:absolute;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.8);box-shadow:var(--shadow);border-radius:18px;padding:14px 16px;max-width:210px}.floating-card strong{display:block;color:var(--title)}.floating-card small{color:var(--muted)}.floating-card.one{left:-20px;bottom:12%}.floating-card.two{right:-10px;top:8%}
.highlight-bar{position:relative;margin-top:-26px;z-index:2}.highlight-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);border-radius:26px;box-shadow:var(--shadow);overflow:hidden}.highlight-item{padding:24px;border-right:1px solid var(--line)}.highlight-item:last-child{border-right:0}.highlight-item h3{font-size:17px;margin-bottom:7px}.highlight-item p{font-size:14px;color:var(--muted);margin:0}
.quick-channels{display:flex;flex-wrap:wrap;gap:12px}.channel-pill{flex:1 1 210px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:14px 18px;text-decoration:none;display:flex;align-items:center;gap:12px;transition:.22s ease}.channel-pill:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(25,43,91,.1)}.channel-pill strong{color:var(--title);white-space:nowrap}.channel-pill span{color:var(--muted);font-size:13px}
.media-split{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}.media-copy{padding:12px}.media-image{background:#fff;border:1px solid var(--line);border-radius:30px;padding:18px;box-shadow:var(--shadow)}.media-image img{width:100%;max-height:520px;object-fit:contain;border-radius:20px}.check-list{display:grid;gap:11px;margin:24px 0;padding:0;list-style:none}.check-list li{position:relative;padding-left:30px;color:var(--muted)}.check-list li::before{content:"✓";position:absolute;left:0;top:0;color:var(--brand);font-weight:900}
.content-showcase{display:grid;grid-template-columns:1.15fr .85fr;gap:28px}.showcase-main,.showcase-side article,.zone-card,.info-card,.review-card,.prose-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:24px}.showcase-main{padding:20px}.showcase-main img{width:100%;max-height:500px;object-fit:contain;border-radius:18px}.showcase-main .showcase-copy{padding:24px 8px 8px}.showcase-side{display:grid;gap:20px}.showcase-side article{padding:18px;display:grid;grid-template-columns:140px 1fr;gap:18px;align-items:center}.showcase-side img{width:140px;height:120px;object-fit:contain;border-radius:16px;background:#EFF8FF}.text-link{color:var(--brand);font-weight:800;text-decoration:none}
.two-column{display:grid;grid-template-columns:1fr 1fr;gap:26px}.zone-card{padding:20px;overflow:hidden}.zone-card img{width:100%;max-height:320px;object-fit:contain;border-radius:18px;background:#F4F7FF}.zone-card .zone-copy{padding:22px 6px 8px}.zone-card p{color:var(--muted)}.zone-list{display:grid;gap:9px;padding-left:20px;color:var(--muted)}.three-column{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.service-card{background:#fff;border-radius:24px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}.service-card img{width:100%;height:210px;object-fit:contain;background:#F0F7FF}.service-card .service-copy{padding:22px}
.safety-layout{display:grid;grid-template-columns:1fr 1fr;gap:28px}.safety-card{padding:24px;border-radius:26px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.safety-card img{width:100%;max-height:330px;object-fit:contain;border-radius:18px;background:#F7F8FF}.safety-card p{color:var(--muted)}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.review-card{margin:0;padding:25px;color:var(--text)}.review-card p{font-size:16px}.review-card footer{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:18px}.review-card footer strong{color:var(--title)}.review-card footer span{color:var(--muted);font-size:13px}.dark-section .review-card{background:#19213E;border-color:rgba(255,255,255,.08);color:#EEF2FF;box-shadow:none}.dark-section .review-card footer strong{color:#fff}.dark-section .review-card footer span{color:#AEB8D3}.light-heading h2,.light-heading p{color:#fff}
.faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:50px;align-items:start}.faq-list{display:grid;gap:12px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:0 20px}.faq-list summary{cursor:pointer;font-weight:800;color:var(--title);padding:18px 28px 18px 0;position:relative;list-style:none}.faq-list summary::after{content:"+";position:absolute;right:0;font-size:24px;color:var(--brand)}.faq-list details[open] summary::after{content:"−"}.faq-list details p{color:var(--muted);padding-bottom:18px;margin:0}
.notice-card{display:flex;align-items:center;justify-content:space-between;gap:38px;padding:36px;border-radius:28px;background:linear-gradient(135deg,#18213E,#293667);color:#EEF2FF}.notice-card h2{color:#fff}.notice-card p{color:#C8D0E8;max-width:840px}.notice-links{display:flex;flex-wrap:wrap;gap:10px}.notice-links a{white-space:nowrap;text-decoration:none;color:#fff;border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:9px 14px}.about-mini{display:grid;grid-template-columns:.75fr 1.25fr;gap:28px;align-items:center}.about-mini img{width:100%;max-height:380px;object-fit:contain;border-radius:26px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.inner-hero{padding:70px 0;background:radial-gradient(circle at 10% 20%,rgba(122,92,255,.18),transparent 28%),radial-gradient(circle at 90% 10%,rgba(0,212,255,.16),transparent 26%),linear-gradient(135deg,#F9F2FF,#EFF8FF)}.inner-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}.inner-hero h1{font-size:clamp(38px,5vw,64px)}.inner-visual{margin:0;background:rgba(255,255,255,.75);border:1px solid rgba(255,255,255,.9);box-shadow:var(--shadow);border-radius:30px;padding:18px}.inner-visual img{width:100%;max-height:480px;object-fit:contain;border-radius:22px}.inner-visual figcaption{font-size:13px;color:var(--muted);padding:12px 8px 2px}
.prose-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.prose-card{padding:28px}.prose-card.featured{background:linear-gradient(180deg,#fff,#F5F1FF)}.prose-card p{color:var(--muted)}.section-number{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:14px;background:#EEF0FF;color:var(--brand);font-weight:900;margin-bottom:18px}.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.info-card{padding:24px}.info-card p{color:var(--muted)}.mini-icon{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:14px;background:#EEF8FF;color:var(--brand);font-weight:900;margin-bottom:16px}.steps-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:58px;align-items:start}.steps-list{list-style:none;margin:0;padding:0;display:grid;gap:16px}.steps-list li{display:flex;gap:18px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:20px}.steps-list li>span{flex:0 0 42px;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--deep);color:#fff;font-weight:900}.steps-list h3{margin-bottom:6px}.steps-list p{margin:0;color:var(--muted)}.compact-review-grid{grid-template-columns:repeat(2,1fr)}.related-links{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.related-links a{display:flex;flex-direction:column;gap:5px;padding:22px;border:1px solid var(--line);border-radius:20px;background:#fff;text-decoration:none;box-shadow:0 14px 34px rgba(25,43,91,.08)}.related-links span{font-weight:900;color:var(--title)}.related-links small{color:var(--muted)}
.site-footer{background:#0B1024;color:#EEF2FF;padding:64px 20px 22px}.footer-inner{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:.9fr 1.6fr;gap:70px}.footer-brand p{color:#AEB8D3;max-width:420px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.footer-links h3{color:#fff;font-size:15px;margin-bottom:14px}.footer-links a{display:block;color:#B9C2DA;text-decoration:none;margin:8px 0;font-size:14px}.footer-links a:hover{color:#fff}.footer-bottom{max-width:var(--max);margin:42px auto 0;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:20px;color:#AEB8D3;font-size:13px}.footer-bottom p{margin:0}.footer-bottom a{color:#AEB8D3;text-decoration:none;margin-left:16px}.mobile-bottom-nav{display:none}
@media (max-width:1080px){.header-inner{gap:14px}.nav-core{gap:2px}.nav-core a{padding:7px 9px;font-size:14px}.hero-grid,.inner-hero-grid{gap:34px}.prose-grid{grid-template-columns:1fr 1fr}.feature-grid{grid-template-columns:1fr 1fr}.three-column{grid-template-columns:1fr 1fr}.review-grid{grid-template-columns:1fr 1fr}}
@media (max-width:820px){body{padding-bottom:74px}.container{width:min(calc(100% - 28px),var(--max))}.header-inner{display:grid;grid-template-columns:auto 1fr auto;min-height:64px;padding:0 14px}.nav-core,.desktop-menu-toggle{display:none}.mobile-menu-toggle{display:grid}.site-logo{justify-self:center}.site-logo strong{display:none}.site-logo img{width:38px;height:38px}.header-actions{justify-self:end}.compact-btn{min-height:38px;padding:0 13px;font-size:13px}.section{padding:64px 0}.hero{padding:52px 0}.hero-grid,.inner-hero-grid,.media-split,.content-showcase,.two-column,.safety-layout,.faq-layout,.about-mini,.steps-layout,.footer-inner{grid-template-columns:1fr}.hero-copy{text-align:center}.hero-copy .lead{margin-left:auto;margin-right:auto}.hero-actions,.hero-points{justify-content:center}.hero-visual{max-width:620px;margin:0 auto}.floating-card.one{left:4px}.floating-card.two{right:4px}.highlight-grid{grid-template-columns:1fr 1fr}.highlight-item:nth-child(2){border-right:0}.highlight-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.showcase-side article{grid-template-columns:110px 1fr}.showcase-side img{width:110px;height:100px}.three-column,.review-grid,.prose-grid,.feature-grid,.related-links{grid-template-columns:1fr 1fr}.notice-card{align-items:flex-start;flex-direction:column}.footer-links{grid-template-columns:repeat(3,1fr)}.footer-bottom{flex-direction:column}.mobile-bottom-nav{position:fixed;left:12px;right:12px;bottom:10px;z-index:9000;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(11,16,36,.95);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:8px;box-shadow:0 16px 40px rgba(11,16,36,.28)}.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:1px;color:#EEF2FF;text-decoration:none;font-size:11px}.mobile-bottom-nav span{font-size:19px;line-height:1.2}}
@media (max-width:560px){h1{font-size:42px}.hero-subtitle{font-size:25px}.section{padding:54px 0}.hero-actions{flex-direction:column}.hero-actions a{width:100%}.floating-card{display:none}.highlight-grid,.three-column,.review-grid,.prose-grid,.feature-grid,.related-links,.footer-links{grid-template-columns:1fr}.highlight-item{border-right:0;border-bottom:1px solid var(--line)}.highlight-item:last-child{border-bottom:0}.showcase-side article{grid-template-columns:1fr}.showcase-side img{width:100%;height:170px}.quick-channels{display:grid}.channel-pill{border-radius:18px;flex:none}.compact-review-grid{grid-template-columns:1fr}.site-drawer{width:94vw}.footer-bottom div{display:flex;flex-wrap:wrap;gap:10px}.footer-bottom a{margin:0}}