:root{--bg:#F5F7FF;--nav:rgba(12,18,40,.94);--title:#131A35;--brand:#5B6CFF;--deep:#16213E;--cyan:#00D4FF;--gold:#FFC857;--red:#D94F70;--light:#EAF7FF;--lightgold:#FFF4D6;--highlight:#7A5CFF;--text:#1F2740;--muted:#66708A;--hint:#9AA4BA;--card:#fff;--darkcard:#11182F;--border: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:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;line-height:1.75;overflow-x:hidden}body.drawer-open{overflow:hidden}a{color:inherit}img{max-width:100%;height:auto;display:block}.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}.site-header{position:sticky;top:0;width:100%;z-index:9999;background:var(--nav);backdrop-filter:blur(12px);box-shadow:0 8px 26px rgba(25,43,91,.16)}.header-inner{width:min(1280px,calc(100% - 32px));margin:0 auto;min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px}.site-logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;min-width:max-content}.site-logo img{width:42px;height:42px;object-fit:contain;border-radius:12px}.site-logo strong{font-size:22px;letter-spacing:.04em}.nav-core{display:flex;align-items:center;justify-content:center;gap:10px;flex:1}.nav-core a{color:#EEF2FF;text-decoration:none;border-radius:999px;padding:8px 12px;font-size:15px;white-space:nowrap}.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;min-width:max-content}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 24px;background:linear-gradient(135deg,#5B6CFF 0%,#7A5CFF 48%,#00D4FF 100%);color:#fff;text-decoration:none;border-radius:999px;box-shadow:0 14px 32px rgba(91,108,255,.22);font-weight:700;border:0}.main-btn:hover{transform:translateY(-1px);box-shadow:0 18px 36px rgba(91,108,255,.28)}.main-btn.compact{min-height:42px;padding:8px 18px;font-size:14px}.menu-toggle{width:42px;height:42px;border:0;border-radius:14px;background:rgba(255,255,255,.1);display:grid;place-content:center;gap:4px;cursor:pointer}.menu-toggle span{width:20px;height:2px;background:#fff;border-radius:2px}.menu-toggle-mobile{display:none}.drawer-mask{position:fixed;inset:0;background:rgba(4,8,24,.56);opacity:0;visibility:hidden;z-index:10000;transition:.25s}.site-drawer{position:fixed;top:0;right:0;width:min(390px,88vw);height:100dvh;background:#fff;z-index:10001;transform:translateX(105%);transition:.28s ease;box-shadow:-24px 0 60px rgba(7,15,44,.22);padding:22px;overflow-y:auto}.drawer-open .drawer-mask{opacity:1;visibility:visible}.drawer-open .site-drawer{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--border)}.drawer-logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:20px;font-weight:800;color:var(--title)}.drawer-logo img{width:40px;height:40px;object-fit:contain;border-radius:12px}.drawer-close{width:42px;height:42px;border:0;border-radius:14px;background:#EFF2FF;color:var(--deep);font-size:28px;line-height:1;cursor:pointer}.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:18px 0}.drawer-nav a{text-decoration:none;padding:12px 14px;border-radius:14px;background:#F7F8FF;color:var(--title);border:1px solid transparent}.drawer-nav a:hover{background:#EEF1FF;border-color:var(--border);color:var(--brand)}.drawer-note{padding:16px;border-radius:18px;background:linear-gradient(145deg,#EEF8FF,#F3EEFF);font-size:14px}.drawer-note p{margin:6px 0 0;color:var(--muted)}main{min-height:60vh}.hero{position:relative;overflow:hidden;padding:82px 0 56px;background:radial-gradient(circle at 18% 10%,rgba(122,92,255,.18),transparent 33%),radial-gradient(circle at 86% 20%,rgba(0,212,255,.18),transparent 30%),linear-gradient(145deg,#F7F4FF 0%,#EFF9FF 52%,#FFF5FB 100%)}.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;filter:blur(2px);pointer-events:none}.hero:before{width:210px;height:210px;background:rgba(255,200,87,.15);left:-80px;bottom:-90px}.hero:after{width:280px;height:280px;background:rgba(217,79,112,.1);right:-130px;top:50px}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:54px;position:relative;z-index:1}.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;font-weight:800;color:var(--brand);letter-spacing:.08em;font-size:13px;text-transform:uppercase}.eyebrow:before,.section-kicker:before{content:"";width:26px;height:3px;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--cyan))}.hero h1{font-size:clamp(48px,7vw,86px);line-height:1.05;margin:14px 0 14px;color:var(--title);letter-spacing:-.04em}.hero h2{font-size:clamp(24px,3vw,40px);line-height:1.25;margin:0 0 20px;color:var(--deep)}.hero p{font-size:17px;color:var(--muted);margin:0 0 26px}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}.text-link{color:var(--brand);font-weight:700;text-decoration:none}.text-link:hover{text-decoration:underline}.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.hero-points span,.pill{display:inline-flex;align-items:center;padding:8px 13px;border-radius:999px;background:rgba(255,255,255,.82);border:1px solid var(--border);font-size:14px;color:var(--deep)}.hero-visual{position:relative}.hero-visual:before{content:"";position:absolute;inset:10% 5%;background:linear-gradient(135deg,rgba(91,108,255,.26),rgba(0,212,255,.16));filter:blur(28px);border-radius:40px}.hero-visual img{position:relative;z-index:1;width:100%;max-height:620px;object-fit:contain;filter:drop-shadow(0 28px 34px rgba(28,45,94,.22))}.section{padding:78px 0}.section-sm{padding:48px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}.section-head h2,.section-title{margin:8px 0 0;color:var(--title);font-size:clamp(30px,4vw,48px);line-height:1.2}.section-head p{max-width:620px;color:var(--muted);margin:0}.soft-section{background:linear-gradient(180deg,rgba(234,247,255,.8),rgba(245,247,255,.15))}.deep-section{background:linear-gradient(145deg,#11182F,#16213E);color:#EEF2FF}.deep-section h2,.deep-section h3{color:#fff}.deep-section p{color:#C8D1EA}.highlight-strip{margin-top:-18px;position:relative;z-index:5}.highlight-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.highlight-item{background:#fff;border:1px solid var(--border);border-radius:20px;padding:20px;box-shadow:0 14px 34px rgba(25,43,91,.11)}.highlight-item h3{margin:0 0 6px;color:var(--title);font-size:18px}.highlight-item p{margin:0;color:var(--muted);font-size:14px}.capsule-nav{display:flex;flex-wrap:wrap;gap:12px}.capsule-nav a{flex:1 1 210px;text-decoration:none;background:#fff;border:1px solid var(--border);border-radius:18px;padding:14px 16px;box-shadow:0 12px 28px rgba(25,43,91,.08)}.capsule-nav strong{display:block;color:var(--title);margin-bottom:2px}.capsule-nav span{display:block;color:var(--muted);font-size:13px}.capsule-nav a:hover{transform:translateY(-2px);border-color:rgba(91,108,255,.42)}.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}.split.reverse .media{order:-1}.media img,.content-img{width:100%;max-height:520px;object-fit:contain;border-radius:26px;background:#fff;box-shadow:var(--shadow);border:1px solid var(--border)}.content-copy h2{font-size:clamp(30px,4vw,46px);line-height:1.2;margin:8px 0 18px;color:var(--title)}.content-copy p{color:var(--muted);margin:0 0 16px}.feature-list{display:grid;gap:12px;margin:20px 0}.feature-list div{padding:14px 16px;border-radius:16px;background:#fff;border:1px solid var(--border)}.feature-list strong{display:block;color:var(--title)}.feature-list span{color:var(--muted);font-size:14px}.cards-2,.cards-3,.cards-4{display:grid;gap:24px}.cards-2{grid-template-columns:repeat(2,1fr)}.cards-3{grid-template-columns:repeat(3,1fr)}.cards-4{grid-template-columns:repeat(4,1fr)}.card,.zone-card,.info-card,.review-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px;overflow:hidden}.card-body{padding:24px}.card img,.zone-card img{width:100%;height:260px;object-fit:contain;background:linear-gradient(145deg,#F4F3FF,#EDFAFF)}.card h3,.zone-card h3,.info-card h3{margin:0 0 10px;color:var(--title);font-size:23px}.card p,.zone-card p,.info-card p{margin:0 0 14px;color:var(--muted)}.service-points{list-style:none;padding:0;margin:16px 0;display:grid;gap:8px}.service-points li{position:relative;padding-left:20px;color:var(--muted)}.service-points li:before{content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--cyan))}.safety-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}.safety-card{display:grid;grid-template-columns:180px 1fr;gap:20px;align-items:center;padding:22px;border-radius:24px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow)}.safety-card img{width:100%;height:180px;object-fit:contain}.safety-card h3{margin:0 0 10px;color:var(--title);font-size:24px}.safety-card p{margin:0;color:var(--muted)}.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-card{padding:22px}.review-card p{margin:0 0 14px;color:var(--text)}.review-card span{color:var(--muted);font-size:13px}.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border:1px solid var(--border);border-radius:18px;padding:20px 22px}.faq-item h3{margin:0 0 8px;color:var(--title);font-size:19px}.faq-item p{margin:0;color:var(--muted)}.notice{padding:26px;border-radius:24px;background:linear-gradient(135deg,#FFF4D6,#EEF8FF 58%,#F4EDFF);border:1px solid rgba(255,200,87,.35)}.notice h2,.notice h3{margin:0 0 10px;color:var(--title)}.notice p{margin:0;color:var(--muted)}.inner-hero{padding:68px 0;background:radial-gradient(circle at 80% 10%,rgba(0,212,255,.18),transparent 30%),linear-gradient(145deg,#F3F1FF,#EEF9FF)}.inner-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:44px}.inner-hero h1{margin:10px 0 18px;font-size:clamp(38px,5vw,64px);line-height:1.12;color:var(--title)}.inner-hero p{margin:0 0 22px;color:var(--muted);font-size:17px}.inner-hero img{width:100%;max-height:430px;object-fit:contain}.breadcrumb{display:flex;gap:8px;flex-wrap:wrap;font-size:14px;color:var(--muted);margin-bottom:10px}.breadcrumb a{color:var(--brand);text-decoration:none}.article-section{padding:68px 0}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:30px;align-items:start}.article-main{display:grid;gap:26px}.prose-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:24px;padding:30px}.prose-card h2{margin:0 0 16px;color:var(--title);font-size:30px}.prose-card h3{margin:24px 0 10px;color:var(--title);font-size:22px}.prose-card p{margin:0 0 16px;color:var(--muted)}.prose-card p:last-child{margin-bottom:0}.prose-card ul{margin:0;padding-left:20px;color:var(--muted)}.side-stack{display:grid;gap:18px;position:sticky;top:96px}.side-card{background:#fff;border:1px solid var(--border);border-radius:20px;padding:20px}.side-card h2,.side-card h3{margin:0 0 12px;color:var(--title);font-size:20px}.side-card p{margin:0 0 12px;color:var(--muted);font-size:14px}.side-links{display:grid;gap:9px}.side-links a{text-decoration:none;color:var(--brand);padding:10px 12px;border-radius:12px;background:#F4F6FF}.steps{counter-reset:step;display:grid;gap:14px}.step{counter-increment:step;display:grid;grid-template-columns:42px 1fr;gap:14px;align-items:start}.step:before{content:counter(step);display:grid;place-content:center;width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--cyan));color:#fff;font-weight:800}.step h3{margin:0 0 4px;font-size:19px}.step p{margin:0}.quote{padding:18px 20px;border-left:4px solid var(--brand);background:#F6F7FF;border-radius:0 16px 16px 0}.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.tag{display:inline-flex;padding:7px 11px;border-radius:999px;background:#FFF4D6;color:#7E5A00;font-size:13px}.site-footer{background:#0B1024;color:#EEF2FF;padding:56px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px}.footer-grid h2{font-size:17px;margin:0 0 14px;color:#fff}.footer-grid a{display:block;text-decoration:none;color:#BEC7E2;margin:8px 0}.footer-grid a:hover{color:#fff}.footer-brand p{color:#BEC7E2;max-width:420px}.footer-logo{display:inline-flex}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:34px;padding-top:18px;color:#9FA9C7;font-size:13px}.mobile-bottom-nav{display:none}.muted{color:var(--muted)}@media(max-width:1060px){.nav-core{display:none}.menu-toggle-desktop{display:flex}.highlight-grid{grid-template-columns:repeat(2,1fr)}.cards-4{grid-template-columns:repeat(2,1fr)}.reviews{grid-template-columns:repeat(2,1fr)}.article-layout{grid-template-columns:1fr}.side-stack{position:static;grid-template-columns:repeat(2,1fr)}}@media(min-width:1061px){.menu-toggle-desktop{display:grid}}@media(max-width:760px){body{padding-bottom:74px}.container{width:min(100% - 28px,var(--max))}.header-inner{min-height:64px;width:calc(100% - 20px)}.menu-toggle-mobile{display:grid}.menu-toggle-desktop{display:none}.site-logo strong{display:none}.site-logo img{width:38px;height:38px}.header-actions{gap:6px}.main-btn.compact{padding:7px 13px;font-size:13px}.hero{padding:54px 0 38px}.hero-grid,.inner-hero-grid,.split{grid-template-columns:1fr;gap:30px}.hero-copy{text-align:center}.hero-actions,.hero-points{justify-content:center}.hero h1{font-size:56px}.hero h2{font-size:28px}.hero p{font-size:15px}.hero-visual img{max-height:420px}.section{padding:54px 0}.section-sm{padding:36px 0}.section-head{display:block}.section-head p{margin-top:12px}.highlight-strip{margin-top:0;padding-top:18px}.highlight-grid,.cards-2,.cards-3,.cards-4,.safety-grid,.reviews,.footer-grid,.side-stack{grid-template-columns:1fr}.safety-card{grid-template-columns:110px 1fr}.safety-card img{height:120px}.card img,.zone-card img{height:220px}.article-section{padding:48px 0}.prose-card{padding:22px}.inner-hero{padding:48px 0}.inner-hero-grid{text-align:center}.breadcrumb{justify-content:center}.mobile-bottom-nav{position:fixed;left:10px;right:10px;bottom:10px;z-index:9998;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(11,16,36,.95);backdrop-filter:blur(12px);border-radius:18px;padding:8px;box-shadow:0 16px 44px rgba(11,16,36,.24)}.mobile-bottom-nav a{text-decoration:none;color:#DDE4FA;text-align:center;font-size:12px}.mobile-bottom-nav span{display:block;font-size:18px;line-height:1.1}.drawer-nav{grid-template-columns:1fr}.site-drawer{left:0;right:auto;transform:translateX(-105%)}.drawer-open .site-drawer{transform:translateX(0)}}@media(max-width:460px){.highlight-grid{grid-template-columns:1fr}.safety-card{grid-template-columns:1fr}.safety-card img{height:180px}.capsule-nav a{flex-basis:100%}.hero h1{font-size:48px}.header-inner{gap:8px}.main-btn.compact{min-height:38px}.prose-card h2{font-size:26px}}