:root{
  --bg:#FFFFFF;--bg-soft:#F7FAFF;--bg-blue:#EDF5FF;--bg-gray:#F5F6F8;
  --title:#172033;--text:#3E4859;--muted:#6F7A89;--light:#98A1AF;
  --blue:#1478F2;--blue-bright:#2F8CFF;--blue-deep:#075DC9;--blue-dark:#084A9C;--blue-pale:#D9EAFE;
  --white:#FFFFFF;--line:rgba(20,120,242,.12);--gray-line:rgba(30,50,70,.08);
  --shadow:0 14px 38px rgba(21,67,118,.08);--blue-shadow:0 16px 42px rgba(20,120,242,.15);
  --gradient:linear-gradient(135deg,#3A96FF 0%,#1478F2 55%,#0863D3 100%);
  --footer:#0B1F38;--footer-text:#EAF3FF;--max:1280px;--radius:18px;--nav-h:74px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
body.panel-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,input{font:inherit}
button{color:inherit}
:focus-visible{outline:3px solid rgba(20,120,242,.32);outline-offset:3px}
.skip-link{position:fixed;left:18px;top:-70px;z-index:9999;background:var(--blue);color:#fff;padding:10px 15px;border-radius:10px;transition:top .2s}
.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:900;height:var(--nav-h);background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid var(--gray-line)}
.nav-wrap{height:100%;max-width:var(--max);margin:0 auto;padding:0 22px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;min-width:max-content;height:44px}
.brand-logo{width:auto;height:36px;object-fit:contain}
.brand-text{display:inline-flex;align-items:center;height:36px;padding:0 14px;border-radius:10px;background:var(--blue);color:#fff;font-weight:800;letter-spacing:.04em;font-size:18px}
.brand-badge{font-size:12px;color:var(--blue-dark);background:var(--bg-blue);border:1px solid var(--line);padding:4px 8px;border-radius:999px;white-space:nowrap}
.desktop-channels{display:flex;align-items:center;justify-content:center;min-width:0;gap:4px;white-space:nowrap}
.desktop-channels a{height:44px;display:inline-flex;align-items:center;padding:0 12px;border-radius:11px;color:#536072;font-size:14px;font-weight:650;position:relative}
.desktop-channels a:hover{background:var(--bg-soft);color:var(--blue)}
.desktop-channels a.is-active{color:var(--blue);background:var(--bg-blue)}
.desktop-channels a.is-active:after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;background:var(--blue);border-radius:2px}
.nav-actions{display:flex;align-items:center;justify-content:flex-end;gap:6px;white-space:nowrap}
.icon-btn,.nav-action-link{border:0;background:transparent;min-width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;font-weight:700;color:#435068}
.icon-btn:hover,.nav-action-link:hover{background:var(--bg-blue);color:var(--blue)}
.menu-toggle{flex-direction:column;gap:4px}
.menu-toggle span{width:17px;height:2px;background:currentColor;border-radius:2px;display:block}
.mobile-nav-left{display:none}
main{min-height:60vh}
.shell{width:min(calc(100% - 44px),var(--max));margin:0 auto}
.section{padding:72px 0}
.section.compact{padding:46px 0}
.section.soft{background:var(--bg-soft)}
.section.blue-soft{background:var(--bg-blue)}
.section.gray{background:var(--bg-gray)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-head>div{max-width:760px}
.eyebrow{display:inline-block;font-size:12px;line-height:1.2;letter-spacing:.14em;font-weight:800;color:var(--blue);text-transform:uppercase;margin-bottom:10px}
h1,h2,h3{color:var(--title);line-height:1.28;margin:0}
h1{font-size:clamp(34px,4vw,58px);letter-spacing:-.04em}
h2{font-size:clamp(25px,2.7vw,38px);letter-spacing:-.025em}
h3{font-size:18px}
p{margin:0}
.lead{font-size:18px;color:#536072;line-height:1.85}
.muted{color:var(--muted)}
.link-arrow{display:inline-flex;align-items:center;gap:7px;color:var(--blue);font-weight:750}
.link-arrow:after{content:"→";transition:transform .18s}
.link-arrow:hover:after{transform:translateX(4px)}
.btn{min-height:46px;padding:0 18px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;font-weight:800;border:1px solid transparent}
.btn-primary{background:var(--gradient);color:#fff;box-shadow:0 8px 20px rgba(20,120,242,.18)}
.btn-primary:hover{box-shadow:var(--blue-shadow);transform:translateY(-1px)}
.btn-secondary{border-color:var(--line);color:var(--blue-dark);background:#fff}
.btn-secondary:hover{background:var(--bg-blue)}
.pill{display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;background:var(--bg-blue);color:var(--blue-dark);font-size:12px;font-weight:750}
.card{background:#fff;border:1px solid var(--gray-line);border-radius:var(--radius);box-shadow:var(--shadow)}

/* home */
.home-editorial{padding:42px 0 28px;background:linear-gradient(180deg,#F7FAFF 0,#fff 88%)}
.editorial-grid{display:grid;grid-template-columns:.86fr 1.32fr .82fr;gap:18px;align-items:stretch}
.editorial-left,.editorial-center,.editorial-right{min-width:0}
.editorial-left{padding:32px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.88);display:flex;flex-direction:column;justify-content:space-between;gap:28px}
.editorial-left h1{font-size:clamp(32px,3.2vw,50px)}
.editorial-left .lead{font-size:16px;margin-top:18px}
.editorial-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.editorial-center{border-radius:24px;overflow:hidden;position:relative;min-height:480px;background:linear-gradient(145deg,#0F6BDA,#2F8CFF 58%,#B9DAFF);box-shadow:var(--blue-shadow)}
.editorial-center img{width:100%;height:100%;object-fit:cover}
.banner-fallback{position:absolute;inset:0;padding:46px;display:flex;flex-direction:column;justify-content:flex-end;color:#fff;background:radial-gradient(circle at 70% 20%,rgba(255,255,255,.23),transparent 28%),linear-gradient(145deg,#0C5FBF,#2F8CFF)}
.banner-fallback b{font-size:13px;letter-spacing:.12em}.banner-fallback strong{font-size:clamp(38px,4.6vw,64px);line-height:1.1;margin-top:8px}.banner-fallback span{margin-top:14px;max-width:440px;color:#EAF3FF}
.editorial-right{display:grid;grid-template-rows:repeat(4,1fr);gap:12px}
.quick-entry{padding:20px;border:1px solid var(--line);border-radius:18px;background:#fff;display:flex;flex-direction:column;justify-content:space-between;gap:12px;transition:.2s}
.quick-entry:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:rgba(20,120,242,.25)}
.quick-entry p{font-size:13px;line-height:1.65;color:var(--muted)}
.channel-strip{padding:12px 0 20px;background:#fff}
.channel-strip-inner{display:flex;align-items:center;gap:24px;overflow-x:auto;scrollbar-width:none;padding:8px 0}
.channel-strip-inner::-webkit-scrollbar{display:none}
.channel-strip a{white-space:nowrap;font-weight:700;color:#536072;font-size:14px}.channel-strip a:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--blue);display:inline-block;margin-right:8px;vertical-align:1px}.channel-strip a:hover{color:var(--blue)}
.overview-grid{display:grid;grid-template-columns:1.25fr .9fr 1.05fr .8fr;gap:16px}
.overview-card{padding:26px;border-radius:18px;border:1px solid var(--gray-line);background:#fff;min-height:190px}.overview-card:nth-child(2),.overview-card:nth-child(4){background:var(--bg-blue)}.overview-card h3{margin-bottom:12px}.overview-card p{color:var(--muted);font-size:14px}
.discussion-layout{display:grid;grid-template-columns:1.12fr 1fr;gap:20px}.discussion-main{padding:34px;border-radius:22px;background:var(--title);color:#EAF3FF;position:relative;overflow:hidden}.discussion-main:after{content:"?";position:absolute;right:24px;top:-28px;font-size:180px;font-weight:900;color:rgba(255,255,255,.05);pointer-events:none}.discussion-main h2{color:#fff;margin-bottom:18px}.discussion-main p{position:relative;z-index:1}.discussion-main .link-arrow{margin-top:24px;color:#BBD9FF}.discussion-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}.discussion-item{padding:18px;border:1px solid var(--gray-line);border-radius:16px;background:#fff}.discussion-item h3{font-size:16px}.discussion-item p{font-size:13px;color:var(--muted);margin:8px 0 12px}
.city-board{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}.city-map{padding:30px;border-radius:24px;background:var(--bg-blue);position:relative;overflow:hidden;min-height:390px}.city-map:before,.city-map:after{content:"";position:absolute;border:1px solid rgba(20,120,242,.18);border-radius:50%;pointer-events:none}.city-map:before{width:320px;height:320px;right:-80px;top:-90px}.city-map:after{width:190px;height:190px;right:80px;bottom:-70px}.city-map h2{max-width:560px}.city-map p{margin-top:14px;max-width:610px}.city-points{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:30px;position:relative}.city-point{background:rgba(255,255,255,.78);border:1px solid var(--line);border-radius:14px;padding:15px}.city-point b{color:var(--blue-dark)}.city-point p{font-size:12px;margin-top:5px;color:var(--muted)}.city-side{display:flex;flex-direction:column;gap:12px}.city-side article{padding:20px;border-bottom:1px solid var(--gray-line)}.city-side article:last-child{border-bottom:0}.city-side h3{font-size:16px}.city-side p{font-size:13px;color:var(--muted);margin-top:6px}
.life-cards{display:grid;grid-template-columns:1.12fr .88fr 1fr;grid-auto-rows:minmax(160px,auto);gap:14px}.life-card{padding:24px;border:1px solid var(--gray-line);border-radius:20px;background:#fff}.life-card:nth-child(1),.life-card:nth-child(5){grid-row:span 2;background:var(--bg-soft)}.life-card:nth-child(3){background:var(--bg-blue)}.life-card p{font-size:14px;color:var(--muted);margin:12px 0 16px}.life-card .meta{display:flex;gap:7px;flex-wrap:wrap}
.route-strip{display:grid;grid-template-columns:repeat(6,minmax(190px,1fr));gap:12px;overflow-x:auto;padding-bottom:8px;scrollbar-width:thin}.route-step{min-width:190px;padding:22px;background:#fff;border:1px solid var(--gray-line);border-radius:18px;position:relative}.route-step:before{content:attr(data-step);display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--blue);color:#fff;font-size:12px;font-weight:800;margin-bottom:14px}.route-step p{font-size:13px;color:var(--muted);margin:10px 0}.route-step small{display:block;color:var(--blue-dark);background:var(--bg-blue);padding:8px 10px;border-radius:10px}
.interest-cloud{display:flex;flex-wrap:wrap;gap:12px}.interest-chip{flex:1 1 220px;min-height:145px;padding:20px;border:1px solid var(--line);border-radius:18px;background:#fff}.interest-chip:nth-child(3n+2){transform:translateY(8px);background:var(--bg-soft)}.interest-chip h3{display:flex;align-items:center;justify-content:space-between}.interest-chip h3 span{font-size:12px;color:var(--blue)}.interest-chip p{font-size:13px;color:var(--muted);margin:10px 0}
.qa-home{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.qa-row{padding:22px;border-bottom:1px solid var(--gray-line);background:#fff}.qa-row h3{font-size:16px}.qa-row p{font-size:13px;color:var(--muted);margin-top:8px}
.story-feature{display:grid;grid-template-columns:1.25fr .75fr;gap:18px}.story-main{padding:34px;border-radius:22px;background:#fff;border:1px solid var(--gray-line)}.story-main h2{margin-bottom:16px}.story-main p{color:#536072}.story-small{display:grid;gap:10px}.story-small article{padding:18px;border-radius:16px;background:var(--bg-soft)}.story-small p{font-size:13px;color:var(--muted);margin-top:6px}
.discovery-wall{columns:4 220px;column-gap:14px}.discovery-card{break-inside:avoid;margin-bottom:14px;padding:20px;border:1px solid var(--gray-line);border-radius:18px;background:#fff}.discovery-card:nth-child(3n){background:var(--bg-blue)}.discovery-card p{font-size:13px;color:var(--muted);margin:10px 0}.discovery-card .pill{margin-bottom:10px}
.guide-home{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.guide-item{padding:22px;border:1px solid var(--gray-line);border-radius:18px;background:#fff}.guide-item p{font-size:13px;color:var(--muted);margin:10px 0}
.principles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.principle{padding:24px;border-left:3px solid var(--blue);background:#fff;border-radius:0 16px 16px 0;box-shadow:0 8px 22px rgba(21,67,118,.05)}.principle p{font-size:14px;color:var(--muted);margin-top:9px}
.app-showcase{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:center}.app-visual{min-height:460px;border-radius:30px;background:linear-gradient(155deg,#DDEEFF,#F8FBFF);display:grid;place-items:center;padding:24px;position:relative;overflow:hidden}.app-visual img{max-height:420px;object-fit:contain}.app-phone-fallback{width:230px;height:420px;border-radius:36px;background:#fff;border:10px solid #172033;box-shadow:var(--blue-shadow);padding:30px 18px;display:flex;flex-direction:column;gap:14px}.app-phone-fallback strong{color:var(--blue);font-size:22px}.app-phone-fallback span{height:74px;border-radius:14px;background:var(--bg-blue)}.app-copy .lead{margin:16px 0}.service-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:24px 0}.service-row div{padding:15px;border-radius:14px;background:var(--bg-soft);font-size:13px}.service-row b{display:block;color:var(--title);margin-bottom:4px}
.safety-pair{display:grid;grid-template-columns:1fr 1fr;gap:18px}.safety-panel{padding:32px;border-radius:24px;background:var(--title);color:#DCEAFF}.safety-panel.light{background:var(--bg-blue);color:var(--text)}.safety-panel h2{color:#fff}.safety-panel.light h2{color:var(--title)}.safety-panel p{margin:14px 0 20px}.safety-tags{display:flex;gap:8px;flex-wrap:wrap}.safety-tags span{font-size:12px;border:1px solid rgba(255,255,255,.2);padding:6px 9px;border-radius:999px}.safety-panel.light .safety-tags span{border-color:var(--line);background:#fff;color:var(--blue-dark)}
.faq-list{display:grid;gap:10px}.faq-list details{border:1px solid var(--gray-line);border-radius:14px;background:#fff;padding:0 18px}.faq-list summary{cursor:pointer;list-style:none;padding:17px 30px 17px 0;font-weight:750;color:var(--title);position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:2px;top:13px;font-size:22px;color:var(--blue)}.faq-list details[open] summary:after{content:"−"}.faq-list details p{padding:0 0 18px;color:var(--muted);font-size:14px}
.brand-declaration{padding:52px;border-radius:28px;background:linear-gradient(135deg,#0D5EBC,#1478F2 62%,#49A1FF);color:#EAF3FF;position:relative;overflow:hidden}.brand-declaration:after{content:"海角";position:absolute;right:-10px;bottom:-70px;font-size:190px;font-weight:900;color:rgba(255,255,255,.06);line-height:1}.brand-declaration h2{color:#fff;max-width:760px}.brand-declaration p{max-width:890px;margin-top:18px;position:relative;z-index:1}.brand-declaration .link-arrow{color:#fff;margin-top:22px}

/* interior pages */
.page-lead{padding:60px 0 36px;background:linear-gradient(180deg,var(--bg-soft),#fff)}
.page-lead-grid{display:grid;grid-template-columns:1fr .58fr;gap:28px;align-items:end}.page-lead .lead{margin-top:16px;max-width:820px}.lead-side{justify-self:end;max-width:380px;padding:18px 20px;border-left:3px solid var(--blue);background:#fff;border-radius:0 14px 14px 0;color:var(--muted);font-size:14px}
.content-section{padding:28px 0 74px}.content-section+.content-section{padding-top:0}
.section-label{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--blue);margin-bottom:7px}
.editorial-board{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}.editorial-board .feature{padding:30px;border-radius:22px;background:var(--bg-blue)}.editorial-board .feature p{margin-top:14px}.editorial-board .stack{display:grid;gap:12px}.editorial-board article{padding:20px;border:1px solid var(--gray-line);border-radius:16px;background:#fff}.editorial-board article p{font-size:14px;color:var(--muted);margin-top:8px}
.topic-directory{margin-top:22px;border-top:1px solid var(--gray-line)}.topic-directory article{display:grid;grid-template-columns:170px 1fr auto;gap:22px;align-items:start;padding:23px 0;border-bottom:1px solid var(--gray-line)}.topic-directory article>span{color:var(--blue);font-weight:750}.topic-directory article p{color:var(--muted);font-size:14px}.topic-directory article a{color:var(--blue);font-weight:700}
.city-index{display:grid;grid-template-columns:280px 1fr;gap:26px}.city-index nav{position:sticky;top:100px;align-self:start;padding:22px;border:1px solid var(--line);border-radius:18px;background:var(--bg-soft)}.city-index nav a{display:block;padding:9px 10px;border-radius:9px;color:var(--muted)}.city-index nav a:hover{background:#fff;color:var(--blue)}.city-lines{display:grid;gap:0}.city-line{padding:24px 0;border-bottom:1px solid var(--gray-line);display:grid;grid-template-columns:160px 1fr;gap:24px}.city-line p{color:var(--muted)}
.magazine-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:15px;align-items:start}.mag-article{padding:24px;border:1px solid var(--gray-line);border-radius:20px;background:#fff}.mag-article.big{grid-row:span 2;padding:32px;background:var(--bg-soft)}.mag-article.blue{background:var(--bg-blue)}.mag-article p{font-size:14px;color:var(--muted);margin:10px 0}.mag-article.big p{font-size:15px}.mag-meta{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
.travel-journal{position:relative;padding-left:42px}.travel-journal:before{content:"";position:absolute;left:13px;top:7px;bottom:14px;width:2px;background:var(--blue-pale)}.journal-step{position:relative;padding:0 0 30px 24px}.journal-step:before{content:attr(data-no);position:absolute;left:-42px;top:0;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff;font-size:12px;font-weight:800;box-shadow:0 0 0 7px #fff}.journal-step h2{font-size:24px}.journal-step p{margin-top:10px;color:var(--muted)}.journal-note{margin-top:13px;padding:12px 14px;background:var(--bg-blue);border-radius:12px;color:var(--blue-dark);font-size:13px}
.interest-wall{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.interest-block{padding:26px;border:1px solid var(--gray-line);border-radius:20px;background:#fff}.interest-block:nth-child(4n+2),.interest-block:nth-child(4n+3){background:var(--bg-soft)}.interest-block h2{font-size:23px}.interest-block p{color:var(--muted);margin:10px 0}.talk-tags{display:flex;flex-wrap:wrap;gap:7px;margin:12px 0 16px}.talk-tags span{font-size:12px;padding:5px 9px;border-radius:999px;background:var(--bg-blue);color:var(--blue-dark)}
.qa-directory{display:grid;gap:14px}.qa-item{display:grid;grid-template-columns:52px 1fr;gap:18px;padding:24px;border:1px solid var(--gray-line);border-radius:18px;background:#fff}.qa-mark{width:44px;height:44px;border-radius:14px;background:var(--bg-blue);display:grid;place-items:center;color:var(--blue);font-weight:900}.qa-item h2{font-size:21px}.qa-item p{color:var(--muted);margin-top:9px}.qa-footer{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px;font-size:12px;color:var(--blue-dark)}
.longform-list{display:grid;gap:20px}.long-story{display:grid;grid-template-columns:220px 1fr;gap:28px;padding:30px 0;border-bottom:1px solid var(--gray-line)}.story-kicker{min-height:150px;border-radius:18px;background:var(--bg-blue);padding:22px;display:flex;flex-direction:column;justify-content:space-between;color:var(--blue-dark)}.story-kicker span{font-size:12px;font-weight:800}.story-kicker b{font-size:26px;line-height:1.3}.long-story h2{font-size:26px}.long-story p{margin-top:10px;color:var(--muted)}
.topic-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.topic-card{padding:24px;border:1px solid var(--gray-line);border-radius:18px;background:#fff}.topic-card:nth-child(1){grid-column:span 2;background:var(--title);color:#DDE9F7}.topic-card:nth-child(1) h2{color:#fff}.topic-card:nth-child(5){background:var(--bg-blue)}.topic-card h2{font-size:22px}.topic-card p{font-size:14px;color:var(--muted);margin:10px 0}.topic-card:nth-child(1) p{color:#C5D5E8}.boundary{font-size:12px;padding:8px 10px;border-radius:10px;background:var(--bg-soft);color:var(--blue-dark);margin:12px 0}.topic-card:nth-child(1) .boundary{background:rgba(255,255,255,.08);color:#DCEAFF}
.guide-index{display:grid;grid-template-columns:260px 1fr;gap:28px}.guide-aside{padding:24px;border-radius:18px;background:var(--bg-blue);align-self:start;position:sticky;top:100px}.guide-aside h2{font-size:22px}.guide-aside p{font-size:14px;color:var(--muted);margin-top:10px}.guide-list{display:grid;gap:0}.guide-article{padding:24px 0;border-bottom:1px solid var(--gray-line)}.guide-article h2{font-size:23px}.guide-article p{color:var(--muted);margin:10px 0}.guide-article ol,.guide-article ul{padding-left:20px;color:#536072;margin:12px 0 0}.guide-article li+li{margin-top:5px}
.principle-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.principle-card{padding:28px;border-radius:20px;border:1px solid var(--gray-line);background:#fff}.principle-card:nth-child(3n){background:var(--bg-blue)}.principle-card h2{font-size:22px}.principle-card p{color:var(--muted);margin-top:10px}.process-strip{margin-top:22px;display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.process-step{padding:18px;background:var(--title);color:#DCEAFF;border-radius:15px}.process-step b{display:block;color:#fff;margin-bottom:5px}.process-step span{font-size:13px}
.notice-list{border-top:1px solid var(--gray-line)}.notice-row{display:grid;grid-template-columns:190px 1fr;gap:26px;padding:25px 0;border-bottom:1px solid var(--gray-line)}.notice-row>div:first-child{color:var(--blue);font-weight:800}.notice-row h2{font-size:22px}.notice-row p{color:var(--muted);margin-top:8px}.notice-tip{margin-top:24px;padding:22px;border-radius:16px;background:var(--bg-blue)}
.product-page{display:grid;grid-template-columns:.88fr 1.12fr;gap:32px;align-items:start}.product-visual{position:sticky;top:100px;border-radius:28px;background:var(--bg-blue);min-height:520px;display:grid;place-items:center;padding:30px}.product-visual img{max-height:470px;object-fit:contain}.product-copy{display:grid;gap:15px}.product-feature{padding:22px;border:1px solid var(--gray-line);border-radius:16px;background:#fff}.product-feature h2{font-size:21px}.product-feature p{font-size:14px;color:var(--muted);margin-top:8px}
.install-steps{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.install-card{padding:26px;border:1px solid var(--gray-line);border-radius:18px;background:#fff}.install-card h2{font-size:22px}.install-card p{color:var(--muted);margin-top:9px}.install-card strong{color:var(--blue);display:block;margin-bottom:8px}.install-warning{grid-column:1/-1;padding:22px;background:var(--bg-blue);border-radius:16px}
.risk-steps{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.risk-card{padding:26px;border-radius:19px;border:1px solid var(--gray-line);background:#fff}.risk-card:nth-child(1),.risk-card:nth-child(6){background:var(--title);color:#DCEAFF}.risk-card:nth-child(1) h2,.risk-card:nth-child(6) h2{color:#fff}.risk-card h2{font-size:22px}.risk-card p{color:var(--muted);margin-top:9px}.risk-card:nth-child(1) p,.risk-card:nth-child(6) p{color:#C4D4E8}.risk-action{margin-top:12px;font-size:13px;color:var(--blue-dark);font-weight:700}.risk-card:nth-child(1) .risk-action,.risk-card:nth-child(6) .risk-action{color:#BBD9FF}
.privacy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.privacy-card{padding:24px;border:1px solid var(--gray-line);border-radius:18px;background:#fff}.privacy-card:nth-child(4),.privacy-card:nth-child(7){grid-column:span 2;background:var(--bg-blue)}.privacy-card h2{font-size:21px}.privacy-card p{font-size:14px;color:var(--muted);margin-top:9px}
.rule-index{display:grid;grid-template-columns:240px 1fr;gap:28px}.rule-nav{position:sticky;top:100px;align-self:start;border-left:2px solid var(--blue-pale);padding-left:15px}.rule-nav a{display:block;padding:8px 9px;color:var(--muted);border-radius:8px}.rule-nav a:hover{background:var(--bg-blue);color:var(--blue)}.rule-sections{display:grid;gap:20px}.rule-block{padding-bottom:24px;border-bottom:1px solid var(--gray-line)}.rule-block h2{font-size:24px}.rule-block p{color:var(--muted);margin-top:10px}.rule-block ul{padding-left:20px;color:#536072}
.help-categories{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.help-card{padding:22px;border:1px solid var(--gray-line);border-radius:17px;background:#fff;min-height:180px}.help-card:nth-child(2n){background:var(--bg-soft)}.help-card h2{font-size:20px}.help-card p{font-size:13px;color:var(--muted);margin:9px 0}.help-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
.feedback-flow{display:grid;grid-template-columns:.8fr 1.2fr;gap:24px}.feedback-types{display:grid;gap:10px}.feedback-type{padding:18px;border:1px solid var(--gray-line);border-radius:14px;background:#fff}.feedback-type b{display:block;color:var(--title)}.feedback-type span{font-size:13px;color:var(--muted)}.feedback-guide{padding:30px;border-radius:22px;background:var(--bg-blue)}.feedback-guide h2{margin-bottom:14px}.feedback-guide p+p{margin-top:12px}.feedback-guide .process-strip{grid-template-columns:repeat(2,1fr)}
.contact-lanes{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.contact-lane{padding:25px;border:1px solid var(--gray-line);border-radius:18px;background:#fff}.contact-lane:nth-child(2),.contact-lane:nth-child(5){background:var(--bg-blue)}.contact-lane h2{font-size:21px}.contact-lane p{font-size:14px;color:var(--muted);margin-top:9px}.contact-note{margin-top:24px;padding:24px;border-left:4px solid var(--blue);background:var(--bg-soft)}
.about-story{display:grid;grid-template-columns:.72fr 1.28fr;gap:32px}.about-manifesto{position:sticky;top:100px;align-self:start;padding:30px;border-radius:22px;background:var(--title);color:#DCEAFF}.about-manifesto h2{color:#fff}.about-manifesto p{margin-top:14px}.about-sections{display:grid;gap:22px}.about-block{padding-bottom:22px;border-bottom:1px solid var(--gray-line)}.about-block h2{font-size:24px}.about-block p{color:var(--muted);margin-top:10px}

/* footer and overlays */
.site-footer{background:var(--footer);color:var(--footer-text);padding:60px 0 calc(26px + env(safe-area-inset-bottom))}.footer-inner{width:min(calc(100% - 44px),var(--max));margin:0 auto}.footer-brand{max-width:680px}.footer-logo{height:40px;width:auto;object-fit:contain}.footer-logo-link strong{font-size:24px;color:#fff}.footer-en{font-size:12px;letter-spacing:.16em;color:#9FCBFF;margin:10px 0}.footer-brand>p:last-child{color:#BED0E4;font-size:14px}.footer-links-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin:36px 0;border-top:1px solid rgba(255,255,255,.1);padding-top:30px}.footer-links-grid h2{color:#fff;font-size:14px;margin-bottom:10px}.footer-links-grid a{display:block;color:#BFD1E5;font-size:13px;padding:4px 0}.footer-links-grid a:hover{color:#fff}.footer-note{padding:17px 20px;border-radius:14px;background:rgba(255,255,255,.06);color:#BFD1E5;font-size:13px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:22px;color:#8FA6BF;font-size:12px}.footer-bottom a:hover{color:#fff}
.mobile-bottom-nav{display:none}
.overlay{position:fixed;inset:var(--nav-h) 0 0;background:rgba(11,31,56,.3);backdrop-filter:blur(2px);z-index:930;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}
.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}
.channel-menu,.search-panel{position:fixed;z-index:950;background:#fff;visibility:hidden;pointer-events:none;opacity:0;transition:opacity .2s,transform .2s}
.channel-menu{left:0;right:0;top:var(--nav-h);max-height:calc(100vh - var(--nav-h));overflow:auto;transform:translateY(-12px);border-top:1px solid var(--gray-line);box-shadow:0 24px 50px rgba(13,51,91,.15)}
.channel-menu.is-open,.search-panel.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:none}
.channel-menu-inner,.search-inner{width:min(calc(100% - 44px),var(--max));margin:0 auto;padding:28px 0 34px}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:20px}.panel-head h2{font-size:26px}.panel-close{width:44px;height:44px;border:0;border-radius:12px;background:var(--bg-gray);font-size:27px;line-height:1;cursor:pointer}.panel-close:hover{background:var(--bg-blue);color:var(--blue)}
.menu-search{width:100%;min-height:46px;border:1px solid var(--line);border-radius:12px;background:var(--bg-soft);color:var(--blue-dark);font-weight:750;text-align:left;padding:0 14px;margin:0 0 18px;cursor:pointer}.menu-search:hover{background:var(--bg-blue)}
.channel-columns{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}.channel-columns h3{font-size:13px;color:var(--blue);margin-bottom:8px}.channel-columns a{display:block;padding:10px 9px;border-radius:10px}.channel-columns a:hover{background:var(--bg-soft)}.channel-columns strong{display:block;font-size:14px;color:var(--title)}.channel-columns span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
.search-panel{left:0;right:0;top:var(--nav-h);transform:translateY(-12px);box-shadow:0 24px 50px rgba(13,51,91,.15)}.search-box{height:58px;border:1px solid var(--line);border-radius:16px;background:var(--bg-soft);display:flex;align-items:center;gap:10px;padding:0 18px}.search-box span{color:var(--blue);font-size:24px}.search-box input{width:100%;height:100%;border:0;outline:0;background:transparent;color:var(--title);font-size:17px}.search-groups{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:22px}.search-groups h3{font-size:13px;margin-bottom:8px}.search-links{display:flex;flex-wrap:wrap;gap:8px}.search-links a{padding:8px 10px;border:1px solid var(--gray-line);border-radius:10px;font-size:13px;background:#fff}.search-links a:hover{color:var(--blue);border-color:var(--line);background:var(--bg-blue)}.search-links a[hidden]{display:none}.search-note{font-size:12px;color:var(--muted);margin-top:18px}

@media (max-width:1120px){
  .nav-wrap{gap:14px;padding:0 16px}.brand-badge{display:none}.desktop-channels a{padding:0 8px;font-size:13px}.desktop-only{display:none!important}.editorial-grid{grid-template-columns:1fr 1.3fr}.editorial-right{grid-column:1/-1;grid-template-columns:repeat(4,1fr);grid-template-rows:none}.overview-grid{grid-template-columns:1fr 1fr}.guide-home,.principles-grid{grid-template-columns:repeat(2,1fr)}.help-categories{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  :root{--nav-h:64px}.site-header{height:var(--nav-h)}.nav-wrap{grid-template-columns:52px 1fr 52px;gap:0;padding:0 8px}.mobile-nav-left{display:flex}.desktop-channels{display:none}.brand{justify-self:center;min-width:0;max-width:100%}.brand-logo{height:32px;max-width:170px}.brand-text{font-size:17px;padding:0 12px}.brand-badge{display:none}.nav-actions{justify-content:flex-end}.nav-actions .search-toggle,.nav-actions .desktop-only{display:none!important}.nav-action-link{font-size:13px;padding:0 7px;min-width:44px}.shell,.footer-inner,.channel-menu-inner,.search-inner{width:min(calc(100% - 30px),var(--max))}.section{padding:52px 0}.section.compact{padding:36px 0}.section-head{align-items:flex-start;flex-direction:column;margin-bottom:22px}.lead{font-size:16px}.home-editorial{padding:24px 0 18px}.editorial-grid{display:flex;flex-direction:column}.editorial-left{padding:24px;order:1}.editorial-center{order:2;min-height:330px}.editorial-right{order:3;grid-template-columns:1fr 1fr}.editorial-left h1{font-size:36px}.banner-fallback{padding:28px}.banner-fallback strong{font-size:40px}.overview-grid{grid-template-columns:1fr}.overview-card{min-height:0}.discussion-layout,.story-feature,.city-board,.app-showcase,.safety-pair{grid-template-columns:1fr}.discussion-list{grid-template-columns:1fr}.life-cards{grid-template-columns:1fr 1fr}.life-card:nth-child(1),.life-card:nth-child(5){grid-row:auto}.qa-home{grid-template-columns:1fr}.guide-home,.principles-grid{grid-template-columns:1fr}.service-row{grid-template-columns:1fr 1fr}.app-visual{min-height:380px}.brand-declaration{padding:34px 24px}.brand-declaration:after{font-size:120px}.page-lead{padding:42px 0 26px}.page-lead-grid{grid-template-columns:1fr}.lead-side{justify-self:start}.editorial-board{grid-template-columns:1fr}.topic-directory article{grid-template-columns:120px 1fr}.topic-directory article a{grid-column:2}.city-index,.guide-index,.rule-index{grid-template-columns:1fr}.city-index nav,.guide-aside,.rule-nav{position:static}.city-index nav{display:flex;overflow-x:auto;white-space:nowrap}.city-line{grid-template-columns:120px 1fr}.magazine-grid{grid-template-columns:1fr 1fr}.mag-article.big{grid-row:auto;grid-column:1/-1}.interest-wall{grid-template-columns:1fr}.long-story{grid-template-columns:150px 1fr}.topic-wall{grid-template-columns:1fr 1fr}.topic-card:nth-child(1){grid-column:1/-1}.product-page{grid-template-columns:1fr}.product-visual{position:static;min-height:400px}.install-steps,.risk-steps{grid-template-columns:1fr}.privacy-grid{grid-template-columns:1fr 1fr}.privacy-card:nth-child(4),.privacy-card:nth-child(7){grid-column:auto}.help-categories{grid-template-columns:1fr 1fr}.feedback-flow{grid-template-columns:1fr}.contact-lanes{grid-template-columns:1fr 1fr}.about-story{grid-template-columns:1fr}.about-manifesto{position:static}.process-strip{grid-template-columns:1fr 1fr}.channel-menu{top:0;left:auto;width:min(88vw,390px);height:100dvh;max-height:none;transform:translateX(100%);border-top:0}.channel-menu-inner{width:auto;padding:22px 18px 80px}.channel-columns{grid-template-columns:1fr;gap:18px}.channel-columns>div{border-bottom:1px solid var(--gray-line);padding-bottom:12px}.overlay{inset:0;z-index:930}.search-panel{inset:0;width:100%;height:100dvh;overflow:auto;transform:none}.search-inner{padding:22px 0 80px}.search-groups{grid-template-columns:1fr}.mobile-bottom-nav{position:fixed;z-index:910;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.97);border-top:1px solid var(--gray-line);padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -8px 28px rgba(21,67,118,.08)}.mobile-bottom-nav a{min-height:58px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:11px;color:var(--muted)}.mobile-bottom-nav a span{font-size:17px;line-height:1}.mobile-bottom-nav a.is-active{color:var(--blue);font-weight:800}.site-footer{padding-bottom:calc(94px + env(safe-area-inset-bottom))}.footer-links-grid{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column}
}
@media (max-width:560px){
  .editorial-right,.life-cards,.magazine-grid,.topic-wall,.privacy-grid,.help-categories,.contact-lanes{grid-template-columns:1fr}.quick-entry{min-height:145px}.editorial-center{min-height:280px}.channel-strip-inner{gap:18px}.city-points{grid-template-columns:1fr}.route-strip{margin-right:-15px;padding-right:15px}.interest-chip{flex-basis:100%}.interest-chip:nth-child(3n+2){transform:none}.discovery-wall{columns:1}.service-row{grid-template-columns:1fr}.page-lead h1{font-size:34px}.topic-directory article{grid-template-columns:1fr;gap:8px}.topic-directory article a{grid-column:auto}.city-line{grid-template-columns:1fr;gap:6px}.long-story{grid-template-columns:1fr}.story-kicker{min-height:120px}.qa-item{grid-template-columns:42px 1fr;padding:20px}.qa-mark{width:38px;height:38px}.process-strip,.feedback-guide .process-strip{grid-template-columns:1fr}.notice-row{grid-template-columns:1fr;gap:7px}.footer-links-grid{grid-template-columns:1fr 1fr;gap:18px}.footer-note{padding:15px}.brand-declaration{padding:30px 20px}.app-phone-fallback{width:200px;height:365px}.product-visual{min-height:340px}.install-warning{grid-column:auto}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}.interest-chip:nth-child(3n+2){transform:none}}