*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:#F3FBFA;color:#163834;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden;padding-top:122px}body.is-locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.site-header{position:fixed;z-index:80;top:0;left:0;right:0;background:#fff}.cyan-line{height:22px;background:#0A6B5E;color:#fff;font-size:12px}.top-inner,.mast-inner,.mirror-inner,.section-inner,.footer-inner{width:min(1120px,calc(100% - 32px));margin:0 auto}.top-inner{height:22px;display:flex;align-items:center;justify-content:space-between}.top-search{position:relative;min-width:44px;height:22px;border:0;background:transparent;color:#fff;padding:0 6px}.top-search:after{content:"";position:absolute;inset:-11px 0}.masthead{height:60px;background:#fff;border-bottom:1px solid rgba(14,154,136,.16)}.mast-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand-link{justify-self:start;min-height:44px;display:flex;align-items:center}.brand-logo,.drawer-logo,.footer-logo{display:block;height:28px;width:auto;max-width:150px;object-fit:contain;object-position:center}.brand-fallback{font-weight:800;font-size:16px;color:#0D2E2B;letter-spacing:.04em}.drawer-trigger{height:44px;min-width:104px;padding:0 16px;border:1px solid rgba(14,154,136,.42);border-radius:999px;background:#F7FFFE;color:#0A6B5E;font-weight:700;display:flex;align-items:center;justify-content:center;gap:8px}.trigger-mark{font-size:16px}.app-link{justify-self:end;min-height:44px;display:inline-flex;align-items:center;padding:0 16px;border-radius:999px;background:linear-gradient(135deg,#1EC8B6 0%,#0E9A88 55%,#0A6B5E 100%);color:#fff;font-weight:700;font-size:14px}.mirror-tabs{height:40px;background:#F7FFFE;border-bottom:1px solid rgba(14,154,136,.16)}.mirror-inner{height:40px;display:flex;justify-content:center;align-items:center;gap:8px}.mirror-link{position:relative;height:32px;display:flex;align-items:center;padding:0 16px;border-radius:8px;color:#163834;font-size:13px}.mirror-link:after{content:"";position:absolute;inset:-6px 0}.mirror-link.is-current{background:#0E9A88;color:#fff}.site-main{min-height:60vh}.section-inner{padding:54px 0}.section-inner.compact{padding:38px 0}.hero{background:#E4F4F1;border-bottom:1px solid rgba(14,154,136,.16)}.hero-grid{display:grid;gap:24px}.eyebrow{margin:0 0 8px;color:#0A6B5E;font-size:13px;font-weight:800;letter-spacing:.08em}.hero h1,.page-hero h1{margin:0;color:#0D2E2B;font-size:24px;line-height:1.3;letter-spacing:-.02em}.hero .lead,.page-hero .lead{max-width:820px;margin:14px 0 0;color:#4A706C;font-size:15px}.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.btn{min-height:44px;padding:0 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;line-height:1;white-space:nowrap}.btn-primary{background:linear-gradient(135deg,#1EC8B6 0%,#0E9A88 55%,#0A6B5E 100%);color:#fff}.btn-secondary{background:#fff;color:#0A6B5E;border:1px solid rgba(14,154,136,.42)}a:hover,.top-search:hover,.drawer-trigger:hover,.drawer-close:hover,.search-head button:hover{filter:brightness(.97)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(30,200,182,.38);outline-offset:2px}.media-slot{width:100%;height:200px;background:#F7FFFE;border:1px solid rgba(14,154,136,.16);border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.media-empty{width:100%;height:100%;background:linear-gradient(145deg,#F7FFFE,#E4F4F1)}.banner-slot{height:260px}.tile-slot{height:180px}.app-slot{height:340px}.icon-slot{width:48px;height:48px;border-radius:12px;margin-bottom:12px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}.section-head h2,.content-section h2,.footer-groups h2,.drawer-group h2{margin:0;color:#0D2E2B;font-size:20px;line-height:1.35}.section-head p{margin:0;max-width:560px;color:#6A8E89}.cards-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.card{background:#fff;border:1px solid rgba(14,154,136,.16);border-radius:14px;padding:18px;box-shadow:0 12px 28px rgba(10,107,94,.08)}.card h3{margin:14px 0 8px;color:#0D2E2B;font-size:16px}.card p{margin:0;color:#4A706C}.card-link{display:inline-flex;align-items:center;min-height:44px;margin-top:10px;color:#0A6B5E;font-weight:800}.number-list,.shelf-list,.hot-list{display:grid;gap:10px}.number-item,.shelf-item,.hot-item{display:grid;grid-template-columns:56px 1fr auto;gap:14px;align-items:start;background:#fff;border:1px solid rgba(14,154,136,.16);border-radius:12px;padding:16px}.num{width:42px;height:32px;border-radius:8px;background:#0E9A88;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:13px}.number-item h3,.shelf-item h3,.hot-item h3{margin:0 0 5px;color:#0D2E2B;font-size:16px}.number-item p,.shelf-item p,.hot-item p{margin:0;color:#4A706C}.mini-link{min-height:44px;display:flex;align-items:center;color:#0A6B5E;font-weight:800;white-space:nowrap}.tinted{background:#E4F4F1}.timeline{position:relative;display:grid;gap:16px;margin-left:14px;padding-left:24px}.timeline:before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:2px;background:rgba(14,154,136,.25)}.timeline-item{position:relative;background:#fff;border:1px solid rgba(14,154,136,.16);border-radius:12px;padding:16px}.timeline-item:before{content:"";position:absolute;left:-27px;top:24px;width:10px;height:10px;border-radius:50%;background:#0E9A88;border:3px solid #E4F4F1}.status{display:inline-flex;align-items:center;min-height:26px;padding:0 9px;border-radius:999px;background:#D4EFEC;color:#0A6B5E;font-size:12px;font-weight:800}.timeline-item h3{margin:8px 0 5px;color:#0D2E2B;font-size:16px}.timeline-item p{margin:0;color:#4A706C}.app-panel{display:grid;grid-template-columns:minmax(0,360px) 1fr;gap:24px;align-items:center}.app-copy h2{margin:0 0 12px;color:#0D2E2B;font-size:20px}.app-copy p{color:#4A706C}.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.service-box{background:#fff;border:1px solid rgba(14,154,136,.16);border-radius:12px;padding:18px}.service-box h3{margin:0 0 8px;color:#0D2E2B;font-size:16px}.service-box p{margin:0;color:#4A706C}.faq-mini details,.faq-list details{background:#fff;border:1px solid rgba(14,154,136,.16);border-radius:12px;padding:0 16px}.faq-mini details+details,.faq-list details+details{margin-top:10px}.faq-mini summary,.faq-list summary{cursor:pointer;min-height:48px;display:flex;align-items:center;color:#0D2E2B;font-weight:800}.faq-mini p,.faq-list p{margin:0 0 16px;color:#4A706C}.page-hero{background:#E4F4F1;border-bottom:1px solid rgba(14,154,136,.16)}.page-hero .section-inner{padding-top:46px;padding-bottom:42px}.content-section{padding:34px 0;border-bottom:1px solid rgba(14,154,136,.12)}.content-section h2{margin-bottom:12px}.content-section h3{font-size:16px;color:#0D2E2B;margin:18px 0 6px}.content-section p{margin:0 0 12px;color:#163834}.content-section .muted{color:#6A8E89}.layout-split{display:grid;grid-template-columns:1fr 1fr;gap:18px}.note-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.note{background:#fff;border:1px solid rgba(14,154,136,.16);border-radius:12px;padding:16px}.note h3{margin:0 0 8px}.note p{margin:0;color:#4A706C}.lesson-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.lesson{background:#fff;border:1px solid rgba(14,154,136,.16);border-radius:12px;padding:18px}.lesson .lesson-no{font-size:12px;color:#0A6B5E;font-weight:900}.lesson h2{font-size:18px;margin:4px 0 8px}.lesson p{margin:0;color:#4A706C}.policy-block{background:#fff;border:1px solid rgba(14,154,136,.16);border-radius:12px;padding:18px}.policy-block+.policy-block{margin-top:14px}.policy-block h2{font-size:18px}.policy-block ul{margin:8px 0 0;padding-left:20px;color:#4A706C}.policy-block li+li{margin-top:6px}.contact-paths{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.contact-path{background:#fff;border:1px solid rgba(14,154,136,.16);border-radius:12px;padding:18px}.contact-path h2{font-size:18px}.site-footer{background:#0A6B5E;color:#D4EFEC;border-top:1px solid rgba(247,255,254,.28);padding:34px 0 calc(34px + env(safe-area-inset-bottom))}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}.footer-brand-link{min-height:44px;display:flex;align-items:center}.footer-brand strong{color:#fff;font-size:16px}.footer-brand span{font-size:13px;letter-spacing:.08em}.footer-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;padding-top:18px;border-top:1px solid rgba(247,255,254,.22)}.footer-groups h2{color:#fff;font-size:14px;margin-bottom:8px}.footer-groups a{display:flex;align-items:center;min-height:44px;font-size:13px;color:#D4EFEC}.footer-note,.footer-copy{font-size:13px;color:#D4EFEC}.footer-note{margin:24px 0 6px;max-width:900px}.footer-copy{margin:0}.page-overlay{position:fixed;inset:0;z-index:100;background:rgba(13,46,43,.48);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .18s ease}.page-overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.drawer{position:fixed;z-index:110;left:50%;bottom:0;width:min(720px,100%);max-height:70vh;background:#F7FFFE;border:1px solid rgba(14,154,136,.16);border-bottom:0;border-radius:18px 18px 0 0;box-shadow:0 -18px 44px rgba(10,107,94,.18);transform:translate(-50%,105%);visibility:hidden;pointer-events:none;transition:transform .22s ease,visibility .22s}.drawer.is-open{transform:translate(-50%,0);visibility:visible;pointer-events:auto}.drawer-head{height:62px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid rgba(14,154,136,.16);background:#fff}.drawer-brand{display:flex;align-items:center;gap:10px;color:#0D2E2B}.drawer-brand span{font-weight:800}.drawer-close,.search-head button{min-width:64px;height:44px;border:1px solid rgba(14,154,136,.42);border-radius:9px;background:#fff;color:#0A6B5E;font-weight:800}.drawer-scroll{overflow:auto;max-height:calc(70vh - 62px);padding:16px}.drawer-group+.drawer-group{margin-top:18px}.drawer-group h2{font-size:14px;margin:0 0 8px;color:#0A6B5E}.drawer-group a{display:grid;grid-template-columns:120px 1fr;gap:10px;min-height:52px;align-items:center;padding:8px 10px;border-radius:10px}.drawer-group a:hover{background:#E4F4F1}.drawer-group strong{color:#0D2E2B;font-size:14px}.drawer-group span{color:#4A706C;font-size:13px}.search-layer{position:fixed;z-index:115;top:82px;left:0;right:0;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-12px);transition:opacity .18s ease,transform .18s ease,visibility .18s}.search-layer.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0)}.search-card{width:min(720px,calc(100% - 32px));margin:0 auto;background:#fff;border:1px solid rgba(14,154,136,.16);border-radius:0 0 16px 16px;box-shadow:0 16px 34px rgba(10,107,94,.12);padding:18px}.search-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;color:#0D2E2B}.search-card label{display:block;color:#4A706C;margin-bottom:7px}.search-card input{width:100%;height:44px;border:1px solid rgba(14,154,136,.42);border-radius:10px;padding:0 12px;background:#F7FFFE;color:#0D2E2B}.search-presets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:12px}.search-presets a{min-height:44px;display:flex;align-items:center;justify-content:center;border:1px solid rgba(14,154,136,.16);border-radius:10px;background:#E4F4F1;color:#0A6B5E;font-weight:800}.search-tip{margin:12px 0 0;color:#6A8E89;font-size:13px}.mobile-bottom{display:none}.index-cover{padding-top:24px}.index-title{padding-top:18px}.index-title h1{margin:0;color:#0D2E2B;font-size:24px;line-height:1.3}.index-title .brandline{font-size:13px;color:#0A6B5E;font-weight:800}.index-title .intro{max-width:820px;color:#4A706C;margin:10px 0 0}.brand-story{max-width:840px}.brand-story h2{font-size:20px;color:#0D2E2B;margin:0 0 10px}.brand-story p{margin:0;color:#4A706C}.index-block{padding:48px 0}.index-block.alt{background:#E4F4F1}.index-media-copy{display:grid;grid-template-columns:minmax(0,380px) 1fr;gap:20px;align-items:start}.index-media-copy .copy p{margin:0 0 12px;color:#4A706C}.index-media-copy .copy h2{font-size:20px;margin:0 0 10px;color:#0D2E2B}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}.callout{border-left:4px solid #0E9A88;background:#fff;padding:14px 16px;border-radius:0 12px 12px 0;color:#4A706C}.small-label{font-size:12px;font-weight:900;color:#0A6B5E}.legal-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}.legal-links a{min-height:44px;display:flex;align-items:center;padding:0 12px;border:1px solid rgba(14,154,136,.42);border-radius:9px;background:#fff;color:#0A6B5E;font-weight:800}.shelf-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.shelf-tags span{font-size:12px;padding:4px 8px;border-radius:999px;background:#D4EFEC;color:#0A6B5E;font-weight:800}.faq-list{max-width:900px}.mono-index{font-variant-numeric:tabular-nums}.center-note{text-align:center;color:#6A8E89}.skip-note{font-size:13px;color:#6A8E89}.divider{height:1px;background:rgba(14,154,136,.16);margin:22px 0}.ordered-steps{counter-reset:step;display:grid;gap:12px}.ordered-steps .step{counter-increment:step;background:#fff;border:1px solid rgba(14,154,136,.16);border-radius:12px;padding:16px 16px 16px 58px;position:relative}.ordered-steps .step:before{content:counter(step,decimal-leading-zero);position:absolute;left:14px;top:16px;width:32px;height:28px;border-radius:8px;background:#0E9A88;color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:900}.ordered-steps h2{font-size:18px;margin:0 0 7px}.ordered-steps p{margin:0;color:#4A706C}
@media (max-width:820px){body{padding-top:82px;padding-bottom:calc(48px + env(safe-area-inset-bottom))}.mirror-tabs{display:none}.mast-inner{grid-template-columns:1fr auto 1fr;gap:6px}.brand-logo{height:26px;max-width:112px}.brand-fallback{font-size:15px}.drawer-trigger{min-width:88px;padding:0 11px}.app-link{padding:0 11px;font-size:13px}.section-inner{padding:38px 0}.cards-3,.service-grid,.footer-groups,.search-presets,.note-grid,.lesson-list,.contact-paths,.two-col{grid-template-columns:1fr}.app-panel,.index-media-copy,.layout-split{grid-template-columns:1fr}.app-panel .app-slot{max-width:360px;margin:0 auto}.number-item,.shelf-item,.hot-item{grid-template-columns:48px 1fr}.number-item .mini-link,.shelf-item .mini-link,.hot-item .mini-link{grid-column:2}.drawer{width:100%;max-height:78vh}.drawer-scroll{max-height:calc(78vh - 62px)}.drawer-group a{grid-template-columns:104px 1fr}.search-layer{top:0;bottom:0;background:#0A6B5E;padding-top:calc(18px + env(safe-area-inset-top))}.search-card{width:100%;height:100%;margin:0;background:#0A6B5E;border:0;border-radius:0;box-shadow:none;color:#fff;overflow:auto;padding:20px 16px}.search-head{color:#fff}.search-head button{background:#F7FFFE}.search-card label,.search-tip{color:#D4EFEC}.search-card input{background:#fff}.search-presets a{background:rgba(247,255,254,.1);color:#fff;border-color:rgba(247,255,254,.28)}.mobile-bottom{position:fixed;z-index:70;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:#fff;border-top:1px solid rgba(14,154,136,.16)}.mobile-bottom a{min-height:48px;display:flex;align-items:center;justify-content:center;font-size:12px;color:#4A706C}.mobile-bottom a.is-current{background:#0E9A88;color:#fff}.site-footer{padding-bottom:34px}.banner-slot{height:220px}.tile-slot{height:170px}.section-head{align-items:start;flex-direction:column;gap:4px}.footer-groups{grid-template-columns:1fr 1fr}.site-footer{margin-bottom:0}.index-block{padding:38px 0}}
@media (max-width:420px){.top-inner,.mast-inner,.mirror-inner,.section-inner,.footer-inner{width:min(100% - 32px,1120px)}.app-link{padding:0 9px}.drawer-trigger{min-width:82px}.footer-groups{grid-template-columns:1fr 1fr;gap:16px}.drawer-group a{grid-template-columns:1fr;gap:2px}.drawer-group a strong{font-size:14px}.drawer-group a span{font-size:12px}.banner-slot{height:200px}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.drawer,.page-overlay,.search-layer{transition:none}}