:root{--bg:#F5F7FF;--nav:rgba(12,18,40,.94);--title:#131A35;--brand:#5B6CFF;--deep:#16213E;--cyan:#00D4FF;--gold:#FFC857;--rose:#D94F70;--violet:#7A5CFF;--text:#1F2740;--muted:#66708A;--soft:#9AA4BA;--card:#fff;--border:rgba(91,108,255,.18);--shadow:0 20px 46px rgba(25,43,91,.14);--grad:linear-gradient(135deg,#5B6CFF 0%,#7A5CFF 48%,#00D4FF 100%);--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}a{color:inherit}img{max-width:100%;height:auto}.wrap{width:min(var(--max),calc(100% - 40px));margin: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{max-width:1280px;margin:auto;min-height:72px;padding:0 22px;display:flex;align-items:center;justify-content:space-between;gap:22px}.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;text-decoration:none;white-space:nowrap}.brand img,.drawer-brand img{width:42px;height:42px;object-fit:contain}.brand strong{font-size:20px}.core-nav{display:flex;align-items:center;justify-content:center;gap:7px;flex:1}.core-nav a{color:#EEF2FF;text-decoration:none;border-radius:999px;padding:8px 12px;font-size:15px;white-space:nowrap}.core-nav a:hover,.core-nav a.active{color:#fff;background:rgba(0,212,255,.16)}.header-actions{display:flex;align-items:center;gap:12px}.primary,.secondary{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;border-radius:999px;text-decoration:none;font-weight:800}.primary{background:var(--grad);color:#fff;box-shadow:0 14px 32px rgba(91,108,255,.22)}.secondary{background:#fff;color:var(--brand);border:1px solid var(--border)}.primary.small{min-height:42px;padding:0 19px;font-size:14px}.menu-btn{width:44px;height:44px;border:1px solid rgba(255,255,255,.18);border-radius:14px;background:rgba(255,255,255,.08);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer}.menu-btn span{width:20px;height:2px;background:#fff;border-radius:99px}.mobile-menu{display:none}.overlay{position:fixed;inset:0;background:rgba(5,9,24,.58);opacity:0;pointer-events:none;transition:.25s;z-index:10000}.overlay.open{opacity:1;pointer-events:auto}.drawer{position:fixed;top:0;right:0;width:min(390px,92vw);height:100vh;background:#fff;transform:translateX(104%);transition:.28s;z-index:10001;display:flex;flex-direction:column;box-shadow:-24px 0 60px rgba(17,24,47,.28)}.drawer.open{transform:none}.drawer-head{min-height:76px;display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--border)}.drawer-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--title)}.drawer-close{width:42px;height:42px;border:0;border-radius:50%;background:#EAF7FF;color:var(--title);font-size:28px}.drawer-nav{padding:14px 16px 22px;overflow:auto;display:grid;grid-template-columns:1fr 1fr;gap:8px}.drawer-nav a{display:flex;justify-content:space-between;align-items:center;min-height:46px;padding:0 14px;border-radius:14px;text-decoration:none;background:#F8FAFF;border:1px solid transparent}.drawer-nav a:hover,.drawer-nav a.active{color:var(--brand);border-color:var(--border);background:#F0F3FF}.drawer-tip{margin:auto 16px 16px;padding:18px;border-radius:18px;color:#fff;background:linear-gradient(145deg,#16213E,#5B6CFF)}.drawer-tip p{margin:6px 0 0;color:#EAF7FF;font-size:13px}.section{padding:78px 0}.section-sm{padding:50px 0}.section-head{max-width:780px;margin-bottom:34px}.section-head.center{text-align:center;margin-left:auto;margin-right:auto}.kicker{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:800;font-size:14px;letter-spacing:.08em}.kicker:before{content:"";width:28px;height:3px;border-radius:99px;background:var(--grad)}h1,h2,h3{color:var(--title);line-height:1.25}h1{margin:0;font-size:clamp(40px,6vw,72px);letter-spacing:-.03em}h2{margin:0;font-size:clamp(28px,4vw,44px)}h3{margin-top:0}.lead{font-size:18px;color:var(--muted)}.hero{position:relative;overflow:hidden;padding:74px 0 62px;background:radial-gradient(circle at 12% 18%,rgba(122,92,255,.18),transparent 32%),radial-gradient(circle at 88% 18%,rgba(0,212,255,.2),transparent 30%),linear-gradient(145deg,#F9F7FF 0%,#EFF8FF 52%,#FFF4FA 100%)}.hero-grid,.split,.page-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.eyebrow{display:inline-flex;padding:7px 14px;border-radius:999px;color:var(--brand);background:rgba(91,108,255,.1);font-weight:800}.subtitle{margin:14px 0 18px;color:var(--violet);font-size:clamp(22px,3vw,32px);font-weight:800}.hero-copy p,.page-copy p{color:var(--muted);font-size:17px}.actions{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0 22px}.chips{display:flex;gap:12px;flex-wrap:wrap}.chips span{padding:8px 13px;border-radius:999px;background:#fff;border:1px solid var(--border);box-shadow:0 10px 24px rgba(25,43,91,.08);font-size:14px}.hero-visual,.media-box,.page-visual{border-radius:28px;background:linear-gradient(145deg,#EEF1FF,#EAFBFF);border:1px solid var(--border);padding:26px;box-shadow:var(--shadow)}.hero-visual img,.media-box img,.page-visual img,.card img{display:block;width:100%;max-height:520px;object-fit:contain}.highlight{margin-top:-24px;position:relative;z-index:2}.highlight-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.highlight-grid article,.card,.panel,.review,.faq-item{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px}.highlight-grid article{padding:22px}.highlight-grid p,.card p,.panel p{margin-bottom:0;color:var(--muted)}.channels{display:flex;flex-wrap:wrap;gap:12px}.channel{flex:1 1 220px;min-width:210px;padding:17px 18px;border-radius:18px;background:#fff;border:1px solid var(--border);text-decoration:none}.channel strong{display:block;color:var(--title)}.channel small{color:var(--muted)}.panel{padding:34px}.text-link{display:inline-flex;gap:8px;color:var(--brand);font-weight:800;text-decoration:none}.text-link:after{content:"→"}.grid2,.grid3{display:grid;gap:22px}.grid2{grid-template-columns:repeat(2,1fr)}.grid3{grid-template-columns:repeat(3,1fr)}.card{padding:26px;overflow:hidden}.card img{height:210px;margin-bottom:18px}.card ul,.side ul{list-style:none;padding:0}.card li,.side li{position:relative;padding-left:22px;margin:8px 0}.card li:before,.side li:before{content:"•";position:absolute;left:5px;color:var(--violet)}.dark{background:linear-gradient(145deg,#10182F,#1B2A58);color:#EEF2FF}.dark h2,.dark h3{color:#fff}.dark p{color:#C8D3F3}.dark .card{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.14)}.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.review{padding:26px}.review p{margin-top:0}.review small{color:var(--muted)}.faq-list{display:grid;gap:14px}.faq-item{overflow:hidden}.faq-q{width:100%;display:flex;justify-content:space-between;gap:16px;padding:20px 24px;border:0;background:transparent;color:var(--title);text-align:left;font:inherit;font-weight:800;cursor:pointer}.faq-a{display:none;padding:0 24px 22px;color:var(--muted)}.faq-item.open .faq-a{display:block}.reminder{padding:32px;border-radius:26px;background:linear-gradient(145deg,#FFF9E9,#FFF0F6);border:1px solid rgba(255,200,87,.42)}.reminder p{margin-bottom:0;color:var(--muted)}.page-hero{padding:66px 0;background:radial-gradient(circle at 10% 20%,rgba(91,108,255,.18),transparent 28%),radial-gradient(circle at 90% 10%,rgba(0,212,255,.18),transparent 30%),linear-gradient(145deg,#F9F8FF,#EDF8FF)}.breadcrumbs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px;color:var(--muted);font-size:14px}.breadcrumbs a{color:var(--brand);text-decoration:none}.detail{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:28px;align-items:start}.article,.side{padding:34px;border-radius:26px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow)}.article h2{margin:32px 0 14px;font-size:30px}.article h2:first-child{margin-top:0}.article p{color:#414B65}.side{position:sticky;top:98px}.notice{padding:22px;border-radius:20px;background:#EAF7FF;border:1px solid rgba(0,212,255,.22)}.site-footer{background:#0B1024;color:#EEF2FF;padding-top:58px}.footer-grid{display:grid;grid-template-columns:.9fr 1.6fr;gap:58px}.footer-grid p{color:#AEB9D8}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.footer-links h3{color:#fff;font-size:16px}.footer-links a{display:block;margin:9px 0;color:#AEB9D8;text-decoration:none;font-size:14px}.footer-bottom{margin-top:36px;padding:22px 0;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:20px;color:#8490B2;font-size:13px}.footer-bottom p{margin:0}.footer-bottom a{margin-left:16px;color:#AEB9D8;text-decoration:none}.bottom-nav{display:none}@media(max-width:1000px){.core-nav{gap:2px}.core-nav a{padding:8px 7px;font-size:14px}.highlight-grid{grid-template-columns:repeat(2,1fr)}.reviews{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr}}@media(max-width:820px){body{padding-bottom:72px}.header-inner{min-height:64px;padding:0 14px;position:relative}.core-nav,.desktop-menu,.brand strong{display:none}.mobile-menu{display:flex}.brand{position:absolute;left:50%;transform:translateX(-50%)}.header-actions{margin-left:auto}.hero-grid,.split,.page-grid,.detail{grid-template-columns:1fr}.hero-copy{text-align:center}.actions,.chips{justify-content:center}.grid3{grid-template-columns:1fr}.side{position:static}.footer-links{grid-template-columns:repeat(2,1fr)}.footer-bottom{flex-direction:column;text-align:center}.footer-bottom a{margin:0 8px}.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:9998;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(11,16,36,.96);padding:7px 12px max(7px,env(safe-area-inset-bottom));box-shadow:0 -8px 24px rgba(25,43,91,.18)}.bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;color:#AEB9D8;text-decoration:none;font-size:20px}.bottom-nav span{font-size:12px}}@media(max-width:620px){.wrap{width:min(100% - 28px,var(--max))}.section{padding:56px 0}.section-sm{padding:40px 0}.highlight-grid,.grid2,.reviews{grid-template-columns:1fr}.panel,.article,.side{padding:24px}.drawer-nav{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr;gap:14px}.page-hero{padding:48px 0}}