/* roulang page: index */
:root{--ink:#182522;--ink-soft:#42534e;--green:#0c6256;--green-dark:#08473f;--mint:#dcece6;--mint-pale:#eef6f2;--coral:#d96f58;--paper:#fbfaf6;--sand:#f2f0e9;--line:#dbe2dd;--white:#fff;--radius:18px;--radius-lg:26px;--shadow:0 14px 38px rgba(22,42,36,.09);--shadow-lg:0 24px 60px rgba(10,36,30,.2);--container:1220px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}button{cursor:pointer}.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}.notice{background:#102d28;color:#d8e8e1;font-size:12px;letter-spacing:.02em}.notice .container{height:32px;display:flex;align-items:center;gap:10px}.notice b{color:#9de0ca;font-weight:700}.site-header{position:sticky;top:0;z-index:30;background:rgba(251,250,246,.95);border-bottom:1px solid rgba(219,226,221,.9);backdrop-filter:blur(14px)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:11px;min-width:max-content}.brand-mark{width:39px;height:39px;border-radius:12px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:15px;font-weight:850;letter-spacing:-.08em;box-shadow:inset 0 -7px 12px rgba(0,0,0,.16)}.brand-name{font-size:16px;font-weight:800;letter-spacing:-.03em}.brand-name small{display:block;color:var(--ink-soft);font-size:10px;line-height:1.15;font-weight:600;letter-spacing:.12em}.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}.main-nav a{padding:9px 13px;color:#40504c;font-size:14px;font-weight:700;border-radius:9px;transition:.2s}.main-nav a:hover,.main-nav a.active{color:var(--green);background:var(--mint-pale)}.nav-download{display:inline-flex;align-items:center;justify-content:center;background:var(--green);color:#fff;border-radius:10px;padding:10px 16px;font-size:14px;font-weight:750;transition:.2s}.nav-download:hover{background:var(--green-dark);transform:translateY(-1px);box-shadow:0 8px 18px rgba(12,98,86,.22)}.menu-toggle{display:none;border:0;background:transparent;font-size:24px;color:var(--green)}.hero{position:relative;overflow:hidden;background:#152924;color:#fff;padding:78px 0 74px}.hero:before{content:"";position:absolute;width:570px;height:570px;border-radius:50%;background:radial-gradient(circle,rgba(36,133,109,.45),rgba(23,53,45,0) 68%);top:-280px;right:4%}.hero:after{content:"";position:absolute;inset:0;opacity:.14;background-image:linear-gradient(rgba(255,255,255,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px);background-size:36px 36px;mask-image:linear-gradient(to bottom,black,transparent)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:58px}.eyebrow{display:inline-flex;gap:8px;align-items:center;color:#a6d7c7;font-size:12px;font-weight:800;letter-spacing:.13em}.eyebrow:before{content:"";width:25px;height:1px;background:#86bfad}.hero h1{font-size:clamp(35px,4vw,57px);line-height:1.15;letter-spacing:-.06em;margin:18px 0 20px;max-width:640px}.hero p{max-width:535px;margin:0;color:#c7d8d1;font-size:17px}.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:32px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 21px;border-radius:11px;border:1px solid transparent;font-size:14px;font-weight:800;transition:transform .2s,background .2s,box-shadow .2s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:#96d1bd;color:#12342c}.btn-primary:hover{background:#b4e3d2;box-shadow:0 10px 24px rgba(0,0,0,.19)}.btn-light{border-color:rgba(255,255,255,.34);color:#fff}.btn-light:hover{background:rgba(255,255,255,.1)}.device-stage{height:370px;position:relative}.device{position:absolute;border:8px solid #1f3530;border-radius:31px;background:#f6f5ef;box-shadow:var(--shadow-lg);overflow:hidden}.device.large{width:222px;height:365px;right:86px;top:0;transform:rotate(5deg)}.device.small{width:145px;height:245px;bottom:1px;right:0;transform:rotate(-7deg);z-index:2}.speaker{width:48px;height:5px;border-radius:10px;background:#c7d0cb;margin:11px auto}.screen{padding:12px;height:100%;background:linear-gradient(155deg,#edf4f0,#f9f8f3)}.app-head{font-size:10px;font-weight:800;color:#0e6155}.ui-banner{height:94px;border-radius:13px;background:#1d6155;margin-top:12px;padding:13px;color:#e5f5ed;font-size:11px;font-weight:750}.ui-banner span{display:block;margin-top:7px;font-size:19px}.ui-cards{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}.ui-card{height:66px;background:#fff;border:1px solid #dbe6df;border-radius:10px;padding:8px;color:#527068;font-size:9px}.ui-card b{display:block;color:#183e35;font-size:16px;margin-top:5px}.small .ui-banner{height:62px;font-size:8px}.small .ui-banner span{font-size:13px}.small .ui-card{height:46px;font-size:7px}.small .ui-card b{font-size:11px}.stats{position:relative;z-index:3;margin-top:-1px;background:var(--green);color:#fff}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr)}.stat{padding:22px 28px;border-right:1px solid rgba(255,255,255,.16)}.stat:last-child{border:0}.stat strong{display:block;font-size:22px;line-height:1.1;letter-spacing:-.03em}.stat span{font-size:12px;color:#b9d8ce}.section{padding:92px 0}.section-tint{background:var(--sand)}.section-mint{background:var(--mint-pale)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:34px}.section-kicker{color:var(--green);font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.section h2{font-size:clamp(27px,3vw,39px);letter-spacing:-.05em;line-height:1.22;margin:7px 0 0}.section-intro{max-width:475px;color:var(--ink-soft);margin:0}.experience{display:grid;grid-template-columns:1.08fr .92fr;gap:45px;align-items:center}.scene-visual{height:415px;position:relative;border-radius:var(--radius-lg);overflow:hidden;background:linear-gradient(145deg,#315e53,#16352e);box-shadow:var(--shadow)}.scene-visual:before{content:"";position:absolute;width:260px;height:260px;border:1px solid rgba(210,241,228,.18);border-radius:50%;left:-60px;bottom:-80px}.scene-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(30deg,rgba(4,30,24,.45),transparent 62%)}.scene-copy{position:absolute;z-index:1;left:32px;bottom:28px;color:#fff}.scene-copy b{display:block;font-size:25px}.scene-copy span{font-size:13px;color:#c7ddd5}.scene-panel{position:absolute;right:30px;top:42px;width:185px;background:rgba(255,255,255,.92);color:var(--ink);padding:18px;border-radius:15px;box-shadow:var(--shadow)}.scene-panel strong{font-size:12px}.scene-lines{margin-top:12px;display:grid;gap:8px}.scene-lines i{height:7px;width:100%;display:block;background:#dce9e3;border-radius:8px}.scene-lines i:nth-child(2){width:70%;background:#9fcaba}.scene-lines i:nth-child(3){width:83%}.feature-stack{display:grid;gap:13px}.feature-mini{padding:21px 22px;background:#fff;border:1px solid var(--line);border-radius:15px;display:flex;align-items:flex-start;gap:16px;transition:.2s}.feature-mini:hover{border-color:#9fc8b9;transform:translateX(3px);box-shadow:var(--shadow)}.icon{flex:0 0 39px;width:39px;height:39px;border-radius:12px;display:grid;place-items:center;background:var(--mint);color:var(--green);font-weight:900}.feature-mini h3{font-size:16px;margin:0 0 3px}.feature-mini p{font-size:13px;color:var(--ink-soft);margin:0}.download-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:35px;display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;box-shadow:var(--shadow)}.download-art{min-height:330px;background:#dbece5;border-radius:20px;position:relative;overflow:hidden}.download-art:before{content:"";position:absolute;width:260px;height:260px;border:1px solid rgba(12,98,86,.18);border-radius:50%;left:-70px;top:-60px}.download-phone{position:absolute;width:185px;height:314px;bottom:-33px;left:50%;transform:translateX(-50%);border:8px solid #193c34;border-radius:28px;background:#fff;padding:17px;box-shadow:0 17px 30px rgba(16,67,55,.22)}.download-phone b{font-size:12px;color:var(--green)}.download-phone div{height:104px;background:#e4f2ec;border-radius:13px;margin:14px 0}.download-phone span{display:block;height:10px;background:#e1ebe6;border-radius:5px;margin:8px 0}.download-copy h2{margin-top:6px}.version{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin:18px 0}.badge{display:inline-flex;padding:4px 9px;border-radius:99px;background:var(--mint-pale);color:var(--green);font-size:12px;font-weight:750}.badge.coral{background:#fae4de;color:#a54736}.download-copy p{color:var(--ink-soft)}.download-row{display:flex;align-items:center;gap:18px;margin-top:23px}.qr{width:78px;height:78px;padding:7px;background:repeating-linear-gradient(90deg,#1c302a 0 5px,#fff 5px 9px),repeating-linear-gradient(#1c302a 0 4px,#fff 4px 8px);border:5px solid #fff;border-radius:7px;box-shadow:0 3px 12px rgba(0,0,0,.1)}.download-note{margin-top:20px;padding-top:17px;border-top:1px solid var(--line);font-size:12px;color:#697873}.steps{display:grid;grid-template-columns:repeat(4,1fr);position:relative}.step{padding:14px 24px 8px;border-left:1px solid var(--line)}.step:first-child{border-left:0}.step-num{font-size:13px;font-weight:900;color:var(--coral);letter-spacing:.08em}.step h3{font-size:17px;margin:7px 0}.step p{font-size:13px;color:var(--ink-soft);margin:0}.function-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}.function-main,.function-side{display:grid;gap:18px}.function-main{grid-template-columns:1.25fr .75fr}.function-card{min-height:205px;border:1px solid var(--line);border-radius:var(--radius);padding:27px;background:#fff;position:relative;overflow:hidden;transition:.2s}.function-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.function-card.dark{background:#17483f;color:#fff;border:0}.function-card h3{font-size:21px;margin:0 0 8px}.function-card p{font-size:13px;margin:0;max-width:255px;color:var(--ink-soft)}.function-card.dark p{color:#c7ddd4}.function-graphic{position:absolute;right:-20px;bottom:-27px;width:126px;height:126px;border:16px solid rgba(33,126,106,.18);border-radius:35px;transform:rotate(28deg)}.function-card.dark .function-graphic{border-color:rgba(190,235,217,.18)}.function-side .function-card{min-height:94px;padding:19px}.function-side h3{font-size:16px}.function-side p{font-size:12px}.news-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:21px}.news-focus,.news-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s}.news-focus:hover,.news-item:hover{box-shadow:var(--shadow);border-color:#aecfc2}.news-cover{height:205px;background:linear-gradient(135deg,#245d51,#a9d5c4);position:relative}.news-cover:after{content:"J9";position:absolute;right:25px;bottom:15px;color:rgba(255,255,255,.5);font-size:58px;font-weight:900;letter-spacing:-.1em}.news-body{padding:23px}.news-meta{display:flex;align-items:center;gap:10px;color:#71807b;font-size:12px}.news-body h3{font-size:21px;line-height:1.4;margin:11px 0 8px}.news-body p{margin:0;color:var(--ink-soft);font-size:13px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--green);font-size:13px;font-weight:800;margin-top:15px}.text-link:hover{color:var(--green-dark);gap:10px}.news-list{display:grid;gap:10px}.news-item{padding:16px;display:grid;grid-template-columns:70px 1fr;gap:15px}.news-date{font-size:12px;color:var(--green);font-weight:800;padding-top:3px}.news-item h3{font-size:15px;line-height:1.45;margin:6px 0 4px}.news-item p{font-size:12px;color:var(--ink-soft);line-height:1.5;margin:0;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.empty{grid-column:1/-1;text-align:center;padding:45px;border:1px dashed #aac4b9;border-radius:var(--radius);color:var(--ink-soft);background:#fff}.empty b{display:block;font-size:18px;color:var(--ink);margin-bottom:5px}.update-panel{background:#193a33;color:#fff;border-radius:var(--radius-lg);padding:38px;display:grid;grid-template-columns:.8fr 1.2fr;gap:45px}.update-panel h2{margin:8px 0;font-size:32px}.update-panel p{color:#bcd1c9;margin:0}.update-list{display:grid;gap:13px}.update-list div{padding:13px 0;border-bottom:1px solid rgba(255,255,255,.13);font-size:14px;color:#e0ece6}.update-list div:last-child{border:0}.update-list span{display:inline-block;color:#a6d7c7;margin-right:10px;font-weight:800}.security-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.secure{padding:24px 18px;border-left:2px solid #8ebcab}.secure h3{font-size:16px;margin:12px 0 5px}.secure p{font-size:12px;color:var(--ink-soft);margin:0}.guide-layout{display:grid;grid-template-columns:.65fr 1.35fr;gap:25px}.guide-tabs{display:grid;gap:8px}.guide-tab{background:transparent;border:1px solid var(--line);text-align:left;padding:15px;border-radius:12px;color:var(--ink-soft);font-weight:700}.guide-tab.active,.guide-tab:hover{background:var(--green);color:#fff;border-color:var(--green)}.guide-tab b{margin-right:10px}.guide-content{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px}.guide-content h3{font-size:25px;margin:0 0 11px}.guide-content p{color:var(--ink-soft);max-width:620px}.guide-points{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-top:24px}.guide-points div{background:var(--mint-pale);padding:12px 14px;border-radius:10px;font-size:13px;color:#31564d}.faq-list{border-top:1px solid var(--line)}.faq{border-bottom:1px solid var(--line)}.faq button{width:100%;padding:20px 2px;background:none;border:0;display:flex;justify-content:space-between;align-items:center;text-align:left;color:var(--ink);font-weight:800;font-size:16px}.faq button span:last-child{color:var(--green);font-size:23px;font-weight:400}.faq-answer{display:none;padding:0 36px 19px 2px;color:var(--ink-soft);font-size:14px}.faq.open .faq-answer{display:block}.faq.open button span:last-child{transform:rotate(45deg)}.support-box{display:grid;grid-template-columns:.85fr 1.15fr;gap:45px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:38px;box-shadow:var(--shadow)}.support-box h2{margin:7px 0 12px}.support-box p{color:var(--ink-soft)}.support-lines{display:grid;gap:11px;margin-top:25px}.support-lines div{font-size:13px;color:#36564d}.support-lines b{display:inline-block;width:70px;color:var(--green)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field{display:grid;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:12px;font-weight:800;color:#455650}.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 12px;color:var(--ink);background:#fdfdfb;outline:none;transition:.2s}.field textarea{height:90px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(12,98,86,.12)}.check{font-size:12px;color:#667670;margin:13px 0;display:flex;gap:8px;align-items:flex-start}.check input{accent-color:var(--green);margin-top:4px}.form-message{display:none;margin-top:12px;padding:9px 12px;border-radius:8px;background:var(--mint-pale);color:var(--green);font-size:13px}.final-cta{padding:68px 0}.cta-box{background:var(--green);border-radius:var(--radius-lg);color:#fff;padding:39px 46px;display:flex;justify-content:space-between;align-items:center;gap:30px;position:relative;overflow:hidden}.cta-box:after{content:"J9";position:absolute;right:25px;bottom:-48px;font-size:180px;line-height:1;color:rgba(255,255,255,.08);font-weight:900}.cta-box h2{font-size:31px;margin:0 0 8px;position:relative;z-index:1}.cta-box p{margin:0;color:#cbe2d9;position:relative;z-index:1}.cta-action{display:flex;align-items:center;gap:17px;position:relative;z-index:1}.cta-action .qr{width:64px;height:64px}.site-footer{background:#142823;color:#d0ddd7;padding:59px 0 20px}.footer-grid{display:grid;grid-template-columns:1.55fr .8fr .8fr 1.25fr;gap:35px;padding-bottom:38px}.footer-brand p{font-size:13px;max-width:305px;color:#9eb6ad}.footer-title{font-size:13px;font-weight:800;color:#fff;margin:2px 0 14px}.footer-links{display:grid;gap:8px}.footer-links a{font-size:13px;color:#acc1b9;transition:.2s}.footer-links a:hover{color:#fff;padding-left:3px}.footer-note{font-size:12px;color:#9eb6ad;line-height:1.75}.footer-bottom{padding-top:19px;border-top:1px solid rgba(255,255,255,.11);display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#91aaa0}.footer-bottom a:hover{color:#fff}
@media(max-width:1024px){.main-nav a{padding:8px}.hero-grid{gap:25px}.device.large{right:55px}.experience,.support-box{gap:28px}.function-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}.footer-grid>div:last-child{grid-column:1/-1}.security-grid{grid-template-columns:1fr 1fr}}
@media(max-width:768px){.container{width:min(calc(100% - 32px),var(--container))}.notice{display:none}.nav-wrap{height:65px}.main-nav{display:none}.nav-download{margin-left:auto}.menu-toggle{display:block}.mobile-nav{display:none;padding:0 16px 16px}.mobile-nav.open{display:grid;gap:7px}.mobile-nav a{padding:10px 12px;border-radius:9px;font-size:14px;font-weight:700}.mobile-nav a.active{color:var(--green);background:var(--mint-pale)}.hero{padding:58px 0 42px}.hero-grid,.experience,.download-panel,.news-grid,.update-panel,.guide-layout,.support-box{grid-template-columns:1fr}.hero h1{font-size:38px}.device-stage{height:285px;margin-top:10px}.device.large{width:176px;height:288px;right:22%;}.device.small{width:112px;height:188px;right:6%}.stats{margin:0}.stat-grid{grid-template-columns:1fr 1fr}.stat{padding:17px;border-bottom:1px solid rgba(255,255,255,.16)}.stat:nth-child(2){border-right:0}.section{padding:60px 0}.section-head{align-items:flex-start;flex-direction:column;margin-bottom:25px}.download-panel{padding:20px}.download-art{min-height:250px}.download-phone{height:260px;width:153px}.steps{grid-template-columns:1fr 1fr;gap:18px}.step:nth-child(3){border-left:0}.function-main{grid-template-columns:1fr}.security-grid{grid-template-columns:1fr 1fr}.cta-box{padding:31px;align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-grid>div:last-child{grid-column:auto}}
@media(max-width:520px){body{font-size:15px}.nav-download{padding:9px 11px;font-size:12px}.brand-name{font-size:14px}.hero h1{font-size:32px}.hero p{font-size:15px}.hero-actions,.download-row{align-items:stretch;flex-direction:column}.hero-actions .btn,.download-row .btn{width:100%}.device-stage{height:240px}.device.large{height:245px;width:151px;right:24%}.device.small{height:158px;width:94px}.section h2{font-size:28px}.stat-grid,.steps,.security-grid,.guide-points,.form-grid{grid-template-columns:1fr}.stat{border-right:0}.stat:nth-child(3){border-bottom:1px solid rgba(255,255,255,.16)}.step{border-left:0;border-bottom:1px solid var(--line);padding:14px 0}.step:last-child{border-bottom:0}.news-item{grid-template-columns:55px 1fr;padding:13px}.news-body h3{font-size:18px}.update-panel,.support-box{padding:25px}.function-card{min-height:175px}.guide-content{padding:25px}.cta-box h2{font-size:26px}.cta-action{width:100%;flex-direction:column;align-items:stretch}.cta-action .btn{width:100%}.cta-action .qr{display:none}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-bottom{flex-direction:column}.qr{align-self:flex-start}}

/* roulang page: article */
:root{--ink:#182522;--ink-soft:#42534e;--green:#0c6256;--green-dark:#08473f;--mint:#dcece6;--mint-pale:#eef6f2;--coral:#d96f58;--paper:#fbfaf6;--sand:#f2f0e9;--line:#dbe2dd;--white:#fff;--radius:18px;--radius-lg:26px;--shadow:0 14px 38px rgba(22,42,36,.09);--shadow-lg:0 24px 60px rgba(10,36,30,.2);--container:1220px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.notice{background:#102c26;color:#c6d9d1;font-size:12px}
.notice .container{height:32px;display:flex;align-items:center;gap:9px}
.notice-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#91cdb8}
.site-header{position:sticky;top:0;z-index:30;background:rgba(251,250,246,.96);border-bottom:1px solid rgba(219,226,221,.9);backdrop-filter:blur(14px)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:11px;min-width:max-content}
.brand-mark{width:39px;height:39px;border-radius:12px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:15px;font-weight:850;letter-spacing:-.08em;box-shadow:inset 0 -7px 12px rgba(0,0,0,.16)}
.brand-name{font-size:16px;font-weight:800;letter-spacing:-.03em}
.brand-name small{display:block;color:var(--ink-soft);font-size:10px;line-height:1.15;font-weight:600;letter-spacing:.12em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.main-nav a{padding:9px 13px;color:#40504c;font-size:14px;font-weight:700;border-radius:9px;transition:color .2s,background .2s,transform .2s}
.main-nav a:hover,.main-nav a.active{color:var(--green);background:var(--mint-pale)}
.nav-download{display:inline-flex;align-items:center;justify-content:center;background:var(--green);color:#fff;border-radius:10px;padding:10px 16px;font-size:14px;font-weight:750;transition:.2s}
.nav-download:hover{background:var(--green-dark);transform:translateY(-1px);box-shadow:0 8px 18px rgba(12,98,86,.22)}
.menu-toggle{display:none;border:0;background:transparent;font-size:24px;line-height:1;color:var(--green)}
.article-hero{position:relative;overflow:hidden;padding:50px 0 46px;background:linear-gradient(135deg,#f2f7f4 0%,#fbfaf6 70%);border-bottom:1px solid var(--line)}
.article-hero:before{content:"";position:absolute;right:-90px;top:-160px;width:450px;height:450px;border-radius:50%;background:radial-gradient(circle,rgba(122,190,167,.28),rgba(122,190,167,0) 68%)}
.article-hero .container{position:relative}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 23px;color:#6d7d77;font-size:13px}
.breadcrumb a{color:var(--green);font-weight:700}
.breadcrumb span{color:#9eaaa5}
.article-category{display:inline-flex;align-items:center;gap:8px;padding:5px 10px;border-radius:99px;background:var(--mint);color:var(--green-dark);font-size:12px;font-weight:800}
.article-category:before{content:"";width:6px;height:6px;background:var(--green);border-radius:50%}
.article-hero h1{max-width:920px;margin:16px 0 18px;font-size:clamp(31px,4vw,52px);line-height:1.22;letter-spacing:-.055em;font-weight:800}
.article-meta{display:flex;flex-wrap:wrap;gap:0;color:#697872;font-size:13px}
.article-meta span{padding:0 13px;border-left:1px solid #cbd8d1}
.article-meta span:first-child{padding-left:0;border-left:0}
.article-layout{display:grid;grid-template-columns:minmax(0,790px) 220px;justify-content:space-between;gap:46px;padding:48px 0 90px}
.article-main{min-width:0}
.article-summary{padding:24px 26px;border:1px solid #cfe0d8;border-left:4px solid var(--green);border-radius:0 var(--radius) var(--radius) 0;background:var(--mint-pale);color:#2f4b43}
.article-summary strong{display:block;margin-bottom:7px;color:var(--green-dark);font-size:14px}
.article-summary p{margin:0}
.article-content{margin-top:32px;font-size:17px;color:#26342f}
.article-content>*:first-child{margin-top:0}
.article-content h2{margin:50px 0 18px;padding-top:10px;color:#163a32;font-size:29px;line-height:1.35;letter-spacing:-.04em;font-weight:800}
.article-content h3{margin:32px 0 13px;color:#1c4037;font-size:22px;line-height:1.45;font-weight:800}
.article-content p{margin:0 0 20px}
.article-content ul,.article-content ol{margin:0 0 23px;padding-left:1.45em}
.article-content li{margin:8px 0;padding-left:4px}
.article-content blockquote{margin:28px 0;padding:18px 22px;border-radius:0 14px 14px 0;border-left:4px solid var(--coral);background:#fff5f1;color:#745043}
.article-content img{margin:30px auto;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
.article-content table{width:100%;margin:28px 0;border-collapse:separate;border-spacing:0;overflow:hidden;border:1px solid var(--line);border-radius:14px;font-size:14px}
.article-content th,.article-content td{padding:13px 15px;text-align:left;border-bottom:1px solid var(--line)}
.article-content th{background:var(--mint-pale);color:var(--green-dark);font-weight:800}
.article-content tr:last-child td{border-bottom:0}
.article-content a{color:var(--green);font-weight:700;border-bottom:1px solid rgba(12,98,86,.25)}
.article-content a:hover{color:var(--green-dark)}
.article-aside{position:relative}
.reading-card{position:sticky;top:105px;padding:20px;border:1px solid var(--line);border-radius:16px;background:#fff}
.reading-card h2{margin:0 0 12px;font-size:15px;font-weight:800}
.reading-card p{margin:0;color:#64736e;font-size:13px;line-height:1.7}
.reading-line{height:3px;margin:15px 0;border-radius:99px;background:var(--mint);overflow:hidden}
.reading-line span{display:block;width:42%;height:100%;background:var(--green)}
.download-assist{margin-top:38px;padding:27px;border-radius:var(--radius-lg);background:#173d35;color:#fff;position:relative;overflow:hidden}
.download-assist:after{content:"";position:absolute;right:-72px;bottom:-86px;width:230px;height:230px;border:1px solid rgba(190,235,217,.17);border-radius:50%;box-shadow:0 0 0 28px rgba(190,235,217,.05),0 0 0 56px rgba(190,235,217,.03)}
.download-assist>*{position:relative;z-index:1}
.download-assist .mini-label{color:#a9d7c7;font-size:12px;font-weight:800;letter-spacing:.08em}
.download-assist h2{margin:6px 0 7px;font-size:23px}
.download-assist p{max-width:520px;margin:0;color:#c9dbd4;font-size:14px}
.assist-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border:1px solid transparent;border-radius:11px;font-size:14px;font-weight:800;transition:transform .2s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:#9bd5c1;color:#11362d}
.btn-primary:hover{background:#bce8d7;box-shadow:0 10px 24px rgba(0,0,0,.18)}
.btn-outline{border-color:#b9d0c6;background:#fff;color:var(--green)}
.btn-outline:hover{border-color:var(--green);background:var(--mint-pale)}
.related-section{padding:68px 0;background:var(--sand)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px}
.section-kicker{margin:0;color:var(--green);font-size:12px;font-weight:800;letter-spacing:.12em}
.section-head h2{margin:6px 0 0;font-size:31px;letter-spacing:-.05em}
.text-link{color:var(--green);font-size:14px;font-weight:800}
.text-link:hover{color:var(--green-dark)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.related-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:.2s}
.related-card:hover{border-color:#a7cbbb;box-shadow:var(--shadow);transform:translateY(-3px)}
.related-cover{height:132px;background:linear-gradient(135deg,#d8ece4,#f0f4ef);position:relative}
.related-cover:before{content:"";position:absolute;inset:24px 28px 22px;background:linear-gradient(100deg,rgba(12,98,86,.86),rgba(82,143,123,.35));border-radius:12px}
.related-cover:after{content:"";position:absolute;left:42px;right:44px;top:45px;height:7px;border-radius:9px;background:rgba(255,255,255,.8);box-shadow:0 17px 0 rgba(255,255,255,.52),0 34px 0 rgba(255,255,255,.32)}
.related-body{padding:18px}
.related-meta{display:flex;gap:9px;align-items:center;color:#74827d;font-size:12px}
.badge{display:inline-flex;padding:3px 8px;border-radius:99px;background:var(--mint-pale);color:var(--green);font-size:11px;font-weight:800}
.related-card h3{display:-webkit-box;overflow:hidden;margin:10px 0 8px;color:#22352f;font-size:17px;line-height:1.45;font-weight:800;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.related-card p{display:-webkit-box;overflow:hidden;margin:0;color:#65756f;font-size:13px;line-height:1.65;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.related-card .text-link{display:inline-block;margin-top:13px}
.article-return{padding:70px 0}
.return-box{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:32px 36px;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff}
.return-box h2{margin:0 0 7px;font-size:25px;letter-spacing:-.04em}
.return-box p{margin:0;color:var(--ink-soft);font-size:14px}
.return-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}
.not-found{padding:65px 20px;text-align:center;border:1px dashed #b6c9c0;border-radius:var(--radius);background:var(--mint-pale)}
.not-found h2{margin:0 0 9px;color:var(--green-dark);font-size:28px}
.not-found p{margin:0 0 20px;color:var(--ink-soft)}
.site-footer{background:#132722;color:#c0d0ca;padding:58px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr 1.1fr;gap:38px;padding-bottom:38px}
.footer-brand .brand{margin-bottom:14px}
.footer-brand p{max-width:280px;margin:0;color:#a8bbb3;font-size:13px;line-height:1.75}
.footer-title{margin-bottom:13px;color:#fff;font-size:14px;font-weight:800}
.footer-links{display:grid;gap:8px}
.footer-links a{color:#b6c8c0;font-size:13px;transition:.2s}
.footer-links a:hover{color:#a6d7c7;transform:translateX(2px)}
.footer-note{color:#aabdb5;font-size:13px;line-height:1.8}
.footer-bottom{display:flex;justify-content:space-between;gap:18px;padding-top:21px;border-top:1px solid rgba(205,231,220,.14);color:#91a8a0;font-size:12px}
.footer-bottom a{color:#b8ccc4}
.footer-bottom a:hover{color:#fff}
@media(max-width:1024px){.article-layout{grid-template-columns:minmax(0,1fr) 190px;gap:28px}.related-grid{grid-template-columns:repeat(3,1fr)}.footer-grid{gap:24px}}
@media(max-width:768px){.container{width:min(calc(100% - 32px),var(--container))}.nav-wrap{height:68px}.main-nav{display:none;position:absolute;top:68px;left:16px;right:16px;margin:0;padding:12px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:11px 13px}.nav-download{margin-left:auto;padding:9px 12px;font-size:13px}.menu-toggle{display:block}.article-hero{padding:38px 0 34px}.article-hero h1{font-size:34px}.article-layout{display:block;padding:35px 0 62px}.article-aside{display:none}.article-content{font-size:16px}.article-content h2{font-size:26px;margin-top:40px}.related-section{padding:52px 0}.related-grid{grid-template-columns:1fr 1fr}.return-box{padding:28px;align-items:flex-start;flex-direction:column}.return-actions{justify-content:flex-start}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column}.download-assist{padding:24px}}
@media(max-width:520px){body{font-size:15px}.notice .container{font-size:11px;white-space:nowrap;overflow:hidden}.brand-name{font-size:14px}.nav-download{display:none}.article-hero h1{font-size:29px;line-height:1.3}.article-meta span{padding:0 9px}.article-summary{padding:19px}.article-content h2{font-size:23px}.article-content h3{font-size:19px}.article-content table{display:block;overflow-x:auto;white-space:nowrap}.section-head{align-items:flex-start;flex-direction:column}.section-head h2{font-size:27px}.related-grid{grid-template-columns:1fr}.related-cover{height:148px}.return-box h2{font-size:22px}.return-actions,.return-actions .btn{width:100%}.footer-grid{grid-template-columns:1fr;gap:25px}.footer-bottom{line-height:1.8}}

/* roulang page: category1 */
:root{--ink:#182522;--ink-soft:#42534e;--green:#0c6256;--green-dark:#08473f;--mint:#dcece6;--mint-pale:#eef6f2;--coral:#d96f58;--paper:#fbfaf6;--sand:#f2f0e9;--line:#dbe2dd;--white:#fff;--radius:18px;--radius-lg:26px;--shadow:0 14px 38px rgba(22,42,36,.09);--shadow-lg:0 24px 60px rgba(10,36,30,.2);--container:1220px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.7}
a{color:inherit;text-decoration:none}
a:focus,button:focus,input:focus,textarea:focus,select:focus{outline:3px solid rgba(12,98,86,.2);outline-offset:3px}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.notice{height:32px;background:#163b33;color:#bdd8cc;font-size:12px}
.notice .container{height:32px;display:flex;align-items:center;gap:10px}
.notice-dot{width:6px;height:6px;border-radius:50%;background:#96d1bd}
.site-header{position:sticky;top:0;z-index:30;background:rgba(251,250,246,.95);border-bottom:1px solid rgba(219,226,221,.9);backdrop-filter:blur(14px)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:11px;min-width:max-content}
.brand-mark{width:39px;height:39px;border-radius:12px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:15px;font-weight:850;letter-spacing:-.08em;box-shadow:inset 0 -7px 12px rgba(0,0,0,.16)}
.brand-name{font-size:16px;font-weight:800;letter-spacing:-.03em}
.brand-name small{display:block;color:var(--ink-soft);font-size:10px;line-height:1.15;font-weight:600;letter-spacing:.12em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.main-nav a{padding:9px 13px;color:#40504c;font-size:14px;font-weight:700;border-radius:9px;transition:.2s}
.main-nav a:hover,.main-nav a.active{color:var(--green);background:var(--mint-pale)}
.nav-download{display:inline-flex;align-items:center;justify-content:center;background:var(--green);color:#fff;border-radius:10px;padding:10px 16px;font-size:14px;font-weight:750;transition:.2s}
.nav-download:hover{background:var(--green-dark);transform:translateY(-1px);box-shadow:0 8px 18px rgba(12,98,86,.22)}
.menu-toggle{display:none;border:0;background:transparent;font-size:24px;color:var(--green)}
.page-hero{padding:76px 0 68px;background:var(--mint-pale);border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;gap:10px;align-items:center;color:#70817a;font-size:13px;margin-bottom:28px}
.breadcrumb a:hover{color:var(--green)}
.breadcrumb span{color:#a8b3ad}
.page-hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:end}
.kicker,.section-kicker{color:var(--green);font-size:12px;font-weight:800;letter-spacing:.12em}
.page-hero h1{font-size:clamp(38px,5vw,62px);line-height:1.14;letter-spacing:-.06em;margin:12px 0 17px}
.page-hero p{max-width:650px;color:var(--ink-soft);font-size:17px;margin:0}
.hero-note{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:25px;box-shadow:var(--shadow)}
.hero-note strong{display:block;color:var(--green);font-size:24px;margin-bottom:7px}
.hero-note span{font-size:13px;color:var(--ink-soft)}
.section{padding:88px 0}
.section-tint{background:var(--sand)}
.section-mint{background:var(--mint-pale)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px}
.section h2{font-size:clamp(27px,3vw,39px);letter-spacing:-.05em;line-height:1.22;margin:7px 0 0}
.section-intro{max-width:490px;color:var(--ink-soft);margin:0}
.stats{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);background:#fff;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.stat{padding:28px 25px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;color:var(--green);font-size:31px;line-height:1.2;font-weight:800;font-variant-numeric:tabular-nums}
.stat span{display:block;color:var(--ink-soft);font-size:13px;margin-top:6px}
.focus-card{display:grid;grid-template-columns:.9fr 1.1fr;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.cover-art{min-height:300px;background:linear-gradient(135deg,#17483f,#82bca9);position:relative;overflow:hidden}
.cover-art:before{content:"J9";position:absolute;right:35px;bottom:-42px;color:rgba(255,255,255,.17);font-size:170px;font-weight:900;letter-spacing:-.12em}
.cover-art:after{content:"品牌动态";position:absolute;left:28px;top:27px;color:#d9f0e6;border:1px solid rgba(255,255,255,.35);border-radius:99px;padding:5px 12px;font-size:12px}
.focus-content{padding:39px}
.badge{display:inline-flex;padding:4px 10px;border-radius:99px;background:var(--mint-pale);color:var(--green);font-size:12px;font-weight:750}
.badge.coral{background:#fae4de;color:#a54736}
.focus-content h3{font-size:28px;line-height:1.35;margin:16px 0 10px}
.focus-content p{color:var(--ink-soft);margin:0 0 24px}
.text-link{color:var(--green);font-weight:800;font-size:14px}
.text-link:after{content:"  →";transition:.2s}
.text-link:hover:after{padding-left:5px}
.news-layout{display:grid;grid-template-columns:180px 1fr;gap:30px}
.timeline-label{position:relative;padding-top:8px;color:var(--green);font-size:15px;font-weight:800}
.timeline-label:after{content:"";position:absolute;top:42px;left:5px;width:1px;height:calc(100% - 30px);background:#a8cabe}
.news-list{display:grid;gap:15px}
.news-item{display:grid;grid-template-columns:110px 1fr auto;gap:20px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px 24px;transition:.2s}
.news-item:hover{transform:translateX(4px);border-color:#9fc8b9;box-shadow:var(--shadow)}
.news-date{color:#7a8983;font-size:13px;font-variant-numeric:tabular-nums}
.news-item h3{font-size:18px;margin:6px 0 4px;line-height:1.4}
.news-item p{color:var(--ink-soft);font-size:13px;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tags{display:flex;flex-wrap:wrap;gap:10px}
.tag{padding:10px 16px;background:#fff;border:1px solid var(--line);border-radius:99px;color:var(--ink-soft);font-size:13px}
.tag:hover{color:var(--green);border-color:#92bdae;background:var(--mint-pale)}
.milestones{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.milestone{position:relative;padding:24px 25px 25px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);min-height:150px}
.milestone:before{content:"";display:block;width:10px;height:10px;border-radius:50%;background:var(--coral);margin-bottom:18px;box-shadow:0 0 0 6px #fae4de}
.milestone strong{display:block;color:var(--green);font-size:14px;margin-bottom:5px}
.milestone h3{font-size:19px;margin:0 0 5px}
.milestone p{font-size:13px;color:var(--ink-soft);margin:0}
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.channel{padding:27px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:.2s}
.channel:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.channel-mark{width:38px;height:38px;border-radius:12px;background:var(--mint);color:var(--green);display:grid;place-items:center;font-weight:850;margin-bottom:20px}
.channel h3{margin:0 0 6px;font-size:18px}
.channel p{margin:0;color:var(--ink-soft);font-size:13px}
.support-box{display:flex;justify-content:space-between;align-items:center;gap:25px;padding:31px 35px;background:#17483f;color:#fff;border-radius:var(--radius-lg)}
.support-box h2{font-size:25px;margin:0 0 6px}
.support-box p{color:#c7ddd4;margin:0;font-size:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 21px;border-radius:11px;border:1px solid transparent;font-size:14px;font-weight:800;transition:transform .2s,background .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark);box-shadow:0 10px 24px rgba(12,98,86,.2)}
.btn-light{background:#96d1bd;color:#12342c}
.btn-light:hover{background:#b4e3d2;box-shadow:0 10px 24px rgba(0,0,0,.18)}
.site-footer{background:#152924;color:#d8e6e0;padding:60px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:42px;padding-bottom:42px;border-bottom:1px solid rgba(216,230,224,.16)}
.footer-brand .brand-name{color:#fff}
.footer-brand p{max-width:290px;color:#9eb6ad;font-size:13px;margin:19px 0 0}
.footer-title{font-weight:800;color:#fff;font-size:14px;margin-bottom:14px}
.footer-links{display:grid;gap:8px}
.footer-links a{color:#a8beb6;font-size:13px;transition:.2s}
.footer-links a:hover{color:#b4e3d2}
.footer-note{color:#9eb6ad;font-size:12px;line-height:1.8}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#8fa69e;font-size:12px}
.footer-bottom a:hover{color:#fff}
@media(max-width:1024px){.page-hero-grid{gap:35px}.footer-grid{grid-template-columns:1fr 1fr}.main-nav{gap:0}.main-nav a{padding:9px 9px}.stats{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media(max-width:768px){.container{width:min(calc(100% - 34px),var(--container))}.nav-wrap{height:68px}.main-nav,.nav-download{display:none}.menu-toggle{display:block}.page-hero{padding:53px 0}.page-hero-grid{grid-template-columns:1fr}.section{padding:64px 0}.section-head{display:block}.section-intro{margin-top:12px}.focus-card{grid-template-columns:1fr}.cover-art{min-height:190px}.focus-content{padding:28px}.news-layout{grid-template-columns:1fr;gap:15px}.timeline-label:after{display:none}.news-item{grid-template-columns:1fr auto;gap:8px 15px}.news-item .news-date{grid-column:1/-1}.news-item .text-link{grid-column:2;grid-row:2}.milestones,.channel-grid{grid-template-columns:1fr}.support-box{display:block;padding:28px}.support-box .btn{margin-top:22px;width:100%}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}
@media(max-width:520px){.notice{font-size:11px}.brand-name{font-size:14px}.brand-name small{font-size:9px}.stats{grid-template-columns:1fr}.stat{border-right:0!important;border-bottom:1px solid var(--line)}.stat:last-child{border-bottom:0}.page-hero h1{font-size:39px}.focus-content h3{font-size:23px}.news-item{padding:18px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}

/* roulang page: category3 */
:root{--ink:#182522;--ink-soft:#42534e;--green:#0c6256;--green-dark:#08473f;--mint:#dcece6;--mint-pale:#eef6f2;--coral:#d96f58;--paper:#fbfaf6;--sand:#f2f0e9;--line:#dbe2dd;--white:#fff;--radius:18px;--radius-lg:26px;--shadow:0 14px 38px rgba(22,42,36,.09);--shadow-lg:0 24px 60px rgba(10,36,30,.2);--container:1220px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.7}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
a:focus-visible,button:focus-visible{outline:3px solid rgba(12,98,86,.28);outline-offset:3px}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.notice{background:#142720;color:#cce0d8;font-size:12px}
.notice .container{height:32px;display:flex;align-items:center;gap:10px}
.notice-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#91cdb8}
.site-header{position:sticky;top:0;z-index:30;background:rgba(251,250,246,.95);border-bottom:1px solid rgba(219,226,221,.9);backdrop-filter:blur(14px)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:11px;min-width:max-content}
.brand-mark{width:39px;height:39px;border-radius:12px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:15px;font-weight:850;letter-spacing:-.08em;box-shadow:inset 0 -7px 12px rgba(0,0,0,.16)}
.brand-name{font-size:16px;font-weight:800;letter-spacing:-.03em}
.brand-name small{display:block;color:var(--ink-soft);font-size:10px;line-height:1.15;font-weight:600;letter-spacing:.12em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.main-nav a{padding:9px 13px;color:#40504c;font-size:14px;font-weight:700;border-radius:9px;transition:.2s}
.main-nav a:hover,.main-nav a.active{color:var(--green);background:var(--mint-pale)}
.nav-download{display:inline-flex;align-items:center;justify-content:center;background:var(--green);color:#fff;border-radius:10px;padding:10px 16px;font-size:14px;font-weight:750;transition:.2s}
.nav-download:hover{background:var(--green-dark);transform:translateY(-1px);box-shadow:0 8px 18px rgba(12,98,86,.22)}
.menu-toggle{display:none;border:0;background:transparent;font-size:24px;color:var(--green)}
.section{padding:88px 0}
.section-tint{background:var(--sand)}
.section-mint{background:var(--mint-pale)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px}
.section-kicker{color:var(--green);font-size:12px;font-weight:800;letter-spacing:.1em}
.section h2{font-size:clamp(27px,3vw,39px);letter-spacing:-.05em;line-height:1.22;margin:7px 0 0}
.section-intro{max-width:510px;margin:0;color:var(--ink-soft)}
.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:99px;background:var(--mint-pale);color:var(--green);font-size:12px;font-weight:800}
.badge.coral{background:#fae4de;color:#a54736}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 21px;border-radius:11px;border:1px solid transparent;font-size:14px;font-weight:800;transition:transform .2s,background .2s,box-shadow .2s,border-color .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark);box-shadow:0 10px 24px rgba(12,98,86,.2)}
.btn-outline{border-color:#b6c9c1;color:var(--green);background:#fff}
.btn-outline:hover{border-color:var(--green);background:var(--mint-pale)}
.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--green);font-size:14px;font-weight:800;transition:.2s}
.text-link:hover{color:var(--green-dark);gap:10px}
.breadcrumb-wrap{padding:23px 0 0}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:0;color:#71807b;font-size:13px}
.breadcrumb a:hover{color:var(--green)}
.breadcrumb i{font-style:normal;color:#a7b3ae}
.category-hero{padding:48px 0 66px;position:relative;overflow:hidden}
.category-hero:after{content:"";position:absolute;width:350px;height:350px;border:1px solid #cbe0d7;border-radius:50%;right:8%;top:-145px;box-shadow:0 0 0 34px rgba(220,236,230,.5),0 0 0 68px rgba(220,236,230,.24)}
.category-hero .container{position:relative;z-index:1}
.category-hero h1{max-width:760px;margin:13px 0 16px;font-size:clamp(39px,5vw,62px);line-height:1.12;letter-spacing:-.065em}
.category-hero p{max-width:650px;margin:0;color:var(--ink-soft);font-size:17px}
.category-meta{display:flex;flex-wrap:wrap;gap:9px;margin-top:27px}
.meta-pill{padding:7px 12px;border:1px solid var(--line);border-radius:99px;background:#fff;color:#53645f;font-size:12px;font-weight:700}
.principle-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.principle-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px 21px;transition:.2s}
.principle-card:hover{border-color:#a8cabc;box-shadow:var(--shadow);transform:translateY(-3px)}
.icon-round{width:43px;height:43px;display:grid;place-items:center;border-radius:14px;background:var(--mint-pale);color:var(--green);font-size:20px;font-weight:800;margin-bottom:16px}
.principle-card h3{font-size:17px;margin:0 0 7px}
.principle-card p{margin:0;color:var(--ink-soft);font-size:13px}
.protection-layout{display:grid;grid-template-columns:.92fr 1.08fr;gap:58px;align-items:center}
.protection-visual{min-height:378px;padding:30px;display:flex;align-items:flex-end;position:relative;overflow:hidden;border-radius:var(--radius-lg);background:#173c34;color:#fff;box-shadow:var(--shadow-lg)}
.protection-visual:before{content:"";position:absolute;width:320px;height:320px;border-radius:50%;top:-85px;right:-68px;background:radial-gradient(circle,rgba(82,170,142,.62),rgba(27,72,61,0) 68%)}
.protection-visual:after{content:"";position:absolute;inset:0;opacity:.12;background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);background-size:28px 28px}
.shield-panel{position:relative;z-index:1;width:100%;padding:23px;border:1px solid rgba(201,236,221,.23);border-radius:19px;background:rgba(10,38,31,.46)}
.shield-symbol{width:58px;height:64px;display:grid;place-items:center;margin-bottom:24px;clip-path:polygon(50% 0,92% 17%,85% 72%,50% 100%,15% 72%,8% 17%);background:#9ad6c0;color:#17483f;font-size:25px;font-weight:900}
.shield-panel strong{display:block;font-size:21px;letter-spacing:-.03em}
.shield-panel span{display:block;margin-top:6px;color:#c4ded3;font-size:13px}
.info-list{display:grid;gap:0;border-top:1px solid var(--line)}
.info-row{display:grid;grid-template-columns:44px 1fr;gap:16px;padding:21px 0;border-bottom:1px solid var(--line)}
.info-no{color:var(--green);font-weight:850;font-size:13px;letter-spacing:.08em}
.info-row h3{font-size:17px;margin:0 0 4px}
.info-row p{font-size:14px;margin:0;color:var(--ink-soft)}
.account-board{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:37px;box-shadow:var(--shadow)}
.account-top{display:flex;justify-content:space-between;gap:22px;align-items:flex-start;margin-bottom:30px}
.account-top h2{margin-top:6px}
.account-top p{max-width:440px;color:var(--ink-soft);margin:0}
.account-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.account-step{position:relative;padding:23px 20px;border-radius:15px;background:var(--paper);border:1px solid #e4e8e4}
.step-number{display:inline-grid;place-items:center;width:31px;height:31px;margin-bottom:15px;border-radius:9px;background:var(--green);color:#fff;font-size:12px;font-weight:850}
.account-step h3{font-size:16px;margin:0 0 7px}
.account-step p{font-size:13px;color:var(--ink-soft);margin:0}
.article-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:20px}
.article-card{display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:.2s}
.article-card:hover{border-color:#a5c9ba;box-shadow:var(--shadow);transform:translateY(-3px)}
.article-cover{height:170px;position:relative;overflow:hidden;background:#dcece6}
.article-card.featured .article-cover{height:232px;background:#214c42}
.article-cover:before{content:"";position:absolute;width:160px;height:160px;border-radius:50%;right:18px;top:18px;background:rgba(255,255,255,.2);box-shadow:-50px 68px 0 rgba(255,255,255,.11)}
.article-cover:after{content:"";position:absolute;left:28px;bottom:27px;width:104px;height:70px;border:1px solid rgba(255,255,255,.7);border-radius:15px;background:linear-gradient(135deg,rgba(255,255,255,.8),rgba(214,237,227,.44));box-shadow:24px -13px 0 -3px rgba(255,255,255,.35)}
.cover-download{background:#dce9e3}
.cover-account{background:#eee9dd}
.cover-account:before{background:rgba(12,98,86,.16)}
.cover-alert{background:#f6e2dc}
.cover-alert:before{background:rgba(217,111,88,.18)}
.article-body{padding:22px}
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:9px;color:#73817c;font-size:12px}
.article-card h3{margin:12px 0 9px;font-size:20px;line-height:1.42;letter-spacing:-.03em}
.article-card:not(.featured) h3{font-size:17px}
.article-card p{margin:0 0 17px;color:var(--ink-soft);font-size:13px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.article-side{display:grid;gap:20px}
.article-card .text-link{margin-top:auto}
.list-footer{display:flex;justify-content:center;padding-top:29px}
.feedback-flow{display:grid;grid-template-columns:.82fr 1.18fr;gap:60px;align-items:start}
.flow-intro{padding:26px;background:#173b33;border-radius:var(--radius);color:#fff}
.flow-intro h2{margin:9px 0 13px;font-size:32px}
.flow-intro p{color:#c6dbd2;font-size:14px;margin:0 0 21px}
.flow-intro .btn{background:#9bd3be;color:#173b33}
.flow-line{display:grid;gap:0}
.flow-item{position:relative;display:grid;grid-template-columns:65px 1fr;gap:21px;padding:0 0 27px}
.flow-item:not(:last-child):before{content:"";position:absolute;width:1px;background:#b8d3c8;left:21px;top:46px;bottom:4px}
.flow-circle{width:43px;height:43px;border-radius:50%;display:grid;place-items:center;background:var(--mint);color:var(--green);font-size:13px;font-weight:850}
.flow-item h3{font-size:17px;margin:4px 0 4px}
.flow-item p{margin:0;color:var(--ink-soft);font-size:14px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 4px;cursor:pointer;list-style:none;font-weight:800;font-size:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"+";flex:0 0 auto;width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:var(--mint-pale);color:var(--green);font-size:20px;font-weight:500;transition:.2s}
.faq-item[open] summary:after{content:"−";background:var(--green);color:#fff}
.faq-answer{max-width:850px;padding:0 48px 21px 4px;color:var(--ink-soft);font-size:14px}
.channel-panel{padding:38px;border-radius:var(--radius-lg);background:var(--sand);border:1px solid #e4e2d9}
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:27px}
.channel-link{display:block;padding:20px;border-radius:15px;background:#fff;border:1px solid var(--line);transition:.2s}
.channel-link:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#a8cbbb}
.channel-link strong{display:block;font-size:17px}
.channel-link span{display:block;margin-top:4px;color:var(--ink-soft);font-size:13px}
.closing-note{margin-top:20px;padding:19px 21px;border-radius:14px;background:#fff;color:#5a6964;font-size:13px}
.site-footer{background:#142720;color:#dce9e3;padding:57px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.35fr .75fr .75fr 1.05fr;gap:32px}
.site-footer .brand-mark{background:#87c6af;color:#173b33}
.footer-brand p{max-width:330px;margin:17px 0 0;color:#9eb6ad;font-size:13px}
.footer-title{margin-bottom:14px;color:#fff;font-weight:800;font-size:14px}
.footer-links{display:grid;gap:8px}
.footer-links a{color:#aabfb7;font-size:13px;transition:.2s}
.footer-links a:hover{color:#fff;transform:translateX(2px)}
.footer-note{color:#9eb6ad;font-size:13px;line-height:1.75}
.footer-bottom{display:flex;justify-content:space-between;gap:18px;margin-top:42px;padding-top:19px;border-top:1px solid rgba(196,222,211,.16);color:#91aaa0;font-size:12px}
.footer-bottom a:hover{color:#fff}
@media (max-width:1024px){.principle-grid{grid-template-columns:repeat(2,1fr)}.protection-layout,.feedback-flow{gap:35px}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}.footer-grid>div:last-child{grid-column:1/-1}.article-grid{grid-template-columns:1fr}.article-side{grid-template-columns:repeat(2,1fr)}}
@media (max-width:768px){.container{width:min(calc(100% - 32px),var(--container))}.notice{display:none}.nav-wrap{height:68px;gap:12px}.main-nav{display:none}.nav-download{margin-left:auto;padding:9px 12px;font-size:13px}.menu-toggle{display:block}.category-hero{padding:38px 0 52px}.category-hero h1{font-size:40px}.category-hero:after{right:-130px;top:-145px}.section{padding:62px 0}.section-head{display:block;margin-bottom:25px}.section-intro{margin-top:14px}.protection-layout,.feedback-flow{grid-template-columns:1fr}.protection-visual{min-height:295px}.account-board,.channel-panel{padding:25px}.account-top{display:block}.account-top p{margin-top:13px}.account-steps{grid-template-columns:1fr}.article-grid,.article-side{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span:last-child{display:block;margin-top:8px}}
@media (max-width:520px){body{font-size:15px}.brand-name{font-size:14px}.nav-download{padding:8px 10px}.category-hero h1{font-size:34px}.category-hero p{font-size:15px}.principle-grid{grid-template-columns:1fr}.section h2{font-size:29px}.protection-visual{padding:20px;min-height:260px}.article-cover,.article-card.featured .article-cover{height:165px}.article-body{padding:19px}.flow-item{grid-template-columns:52px 1fr;gap:14px}.faq-item summary{font-size:15px;padding:17px 0}.faq-answer{padding-right:8px}.channel-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.btn{width:100%}}

/* roulang page: category2 */
:root{--ink:#182522;--ink-soft:#42534e;--green:#0c6256;--green-dark:#08473f;--mint:#dcece6;--mint-pale:#eef6f2;--coral:#d96f58;--paper:#fbfaf6;--sand:#f2f0e9;--line:#dbe2dd;--white:#fff;--radius:18px;--radius-lg:26px;--shadow:0 14px 38px rgba(22,42,36,.09);--shadow-lg:0 24px 60px rgba(10,36,30,.2);--container:1220px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}button{cursor:pointer}.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.notice{background:#143c34;color:#c8ddd5;font-size:12px}.notice .container{height:32px;display:flex;align-items:center;gap:10px}.notice-dot{width:6px;height:6px;border-radius:50%;background:#91cdb9;box-shadow:0 0 0 4px rgba(145,205,185,.12)}.site-header{position:sticky;top:0;z-index:30;background:rgba(251,250,246,.95);border-bottom:1px solid rgba(219,226,221,.9);backdrop-filter:blur(14px)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:11px;min-width:max-content}.brand-mark{width:39px;height:39px;border-radius:12px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:15px;font-weight:850;letter-spacing:-.08em;box-shadow:inset 0 -7px 12px rgba(0,0,0,.16)}.brand-name{font-size:16px;font-weight:800;letter-spacing:-.03em}.brand-name small{display:block;color:var(--ink-soft);font-size:10px;line-height:1.15;font-weight:600;letter-spacing:.12em}.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}.main-nav a{padding:9px 13px;color:#40504c;font-size:14px;font-weight:700;border-radius:9px;transition:.2s}.main-nav a:hover,.main-nav a.active{color:var(--green);background:var(--mint-pale)}.nav-download{display:inline-flex;align-items:center;justify-content:center;background:var(--green);color:#fff;border-radius:10px;padding:10px 16px;font-size:14px;font-weight:750;transition:.2s}.nav-download:hover{background:var(--green-dark);transform:translateY(-1px);box-shadow:0 8px 18px rgba(12,98,86,.22)}.menu-toggle{display:none;border:0;background:transparent;font-size:24px;color:var(--green)}
.section{padding:88px 0}.section-tint{background:var(--sand)}.section-mint{background:var(--mint-pale)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:26px;margin-bottom:34px}.section-kicker{display:block;color:var(--green);font-size:12px;font-weight:800;letter-spacing:.12em}.section h2{font-size:clamp(27px,3vw,39px);letter-spacing:-.05em;line-height:1.22;margin:7px 0 0}.section-intro{max-width:500px;color:var(--ink-soft);margin:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 21px;border-radius:11px;border:1px solid transparent;font-size:14px;font-weight:800;transition:transform .2s,background .2s,box-shadow .2s}.btn:hover{transform:translateY(-2px)}.btn:focus,a:focus,button:focus{outline:3px solid rgba(12,98,86,.23);outline-offset:3px}.btn-primary{background:var(--green);color:#fff}.btn-primary:hover{background:var(--green-dark);box-shadow:0 10px 24px rgba(12,98,86,.23)}.btn-outline{background:#fff;border-color:#b9cbc4;color:var(--green)}.btn-outline:hover{border-color:var(--green);box-shadow:var(--shadow)}.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--green);font-size:14px;font-weight:800}.text-link:hover{color:var(--green-dark);gap:10px}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:99px;background:var(--mint-pale);color:var(--green);font-size:12px;font-weight:800}.badge.coral{background:#fae4de;color:#a54736}.badge.sand{background:#efede5;color:#66726d}
.page-hero{position:relative;overflow:hidden;padding:55px 0 62px;background:linear-gradient(135deg,#eef6f2 0%,#fbfaf6 62%,#e4eee8 100%);border-bottom:1px solid var(--line)}.page-hero:after{content:"";position:absolute;width:370px;height:370px;right:-90px;bottom:-240px;border:58px solid rgba(12,98,86,.08);border-radius:50%}.breadcrumbs{position:relative;z-index:1;display:flex;align-items:center;gap:9px;color:#6b7a74;font-size:13px;margin-bottom:19px}.breadcrumbs span{color:#a1aaa6}.page-hero h1{position:relative;z-index:1;margin:0;max-width:780px;font-size:clamp(38px,5vw,58px);line-height:1.12;letter-spacing:-.065em}.page-hero p{position:relative;z-index:1;max-width:650px;color:var(--ink-soft);margin:18px 0 0;font-size:17px}
.version-band{margin-top:-28px;position:relative;z-index:3}.version-grid{display:grid;grid-template-columns:1.2fr repeat(3,.7fr);background:#183c35;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}.version-cell{padding:23px 27px;color:#c7d9d2;border-left:1px solid rgba(255,255,255,.12)}.version-cell:first-child{border:0}.version-label{color:#94cdb9;font-size:11px;font-weight:800;letter-spacing:.11em}.version-value{color:#fff;font-size:20px;font-weight:800;margin-top:3px;line-height:1.35}.version-desc{font-size:12px;color:#b2c7bf;margin-top:2px}
.download-panel{display:grid;grid-template-columns:.9fr 1.1fr;min-height:490px;border-radius:var(--radius-lg);overflow:hidden;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.device-zone{position:relative;overflow:hidden;background:#dfece6;min-height:450px}.device-zone:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(12,98,86,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(12,98,86,.08) 1px,transparent 1px);background-size:30px 30px}.device-zone:after{content:"";position:absolute;width:340px;height:340px;border-radius:50%;background:rgba(100,184,158,.25);top:-120px;left:-80px}.phone{position:absolute;z-index:2;width:235px;height:450px;left:50%;top:39px;transform:translateX(-50%);padding:11px;border-radius:35px;background:#172622;box-shadow:0 25px 45px rgba(21,49,42,.3)}.phone-screen{height:100%;overflow:hidden;border-radius:27px;background:#f8fbf9;padding:17px}.phone-bar{height:9px;width:72px;border-radius:20px;background:#182522;margin:0 auto 24px}.screen-title{font-size:12px;font-weight:800;color:#173b33}.screen-card{margin-top:15px;padding:13px;border-radius:13px;background:#e6f1ec}.screen-card b{font-size:17px;color:#0c6256}.screen-lines{display:grid;gap:7px;margin-top:14px}.screen-lines i{display:block;height:7px;border-radius:10px;background:#d7e3de}.screen-lines i:nth-child(2){width:78%}.screen-lines i:nth-child(3){width:56%}.screen-download{margin-top:24px;height:38px;border-radius:10px;background:#0c6256;color:#fff;display:grid;place-items:center;font-size:11px;font-weight:800}.download-content{padding:47px 52px}.download-content h2{margin:12px 0 10px;font-size:34px;letter-spacing:-.05em;line-height:1.2}.download-content>p{margin:0;color:var(--ink-soft);max-width:530px}.platform-tabs{display:flex;gap:9px;margin:26px 0 20px}.platform-tab{padding:8px 13px;border-radius:9px;border:1px solid var(--line);background:#fff;color:#60706b;font-size:13px;font-weight:800}.platform-tab.active{color:var(--green);border-color:#9ac8b8;background:var(--mint-pale)}.download-detail{display:grid;grid-template-columns:1fr 120px;gap:23px;align-items:center;padding-top:22px;border-top:1px solid var(--line)}.download-list{list-style:none;padding:0;margin:0;display:grid;gap:11px}.download-list li{display:flex;gap:10px;color:var(--ink-soft);font-size:14px}.download-list i{font-style:normal;width:20px;height:20px;flex:0 0 20px;display:grid;place-items:center;border-radius:50%;background:var(--mint);color:var(--green);font-size:11px;font-weight:900}.qr-box{width:116px;height:116px;background:repeating-linear-gradient(90deg,#183d34 0 6px,transparent 6px 11px),repeating-linear-gradient(#183d34 0 5px,#fff 5px 10px);border:8px solid #fff;outline:1px solid var(--line);border-radius:8px}.download-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:27px}.fine-print{font-size:12px;color:#71807b;margin:19px 0 0}
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);position:relative;gap:16px}.step-grid:before{content:"";position:absolute;left:9%;right:9%;top:35px;border-top:1px dashed #a6c4b8}.step-card{position:relative;z-index:1}.step-num{width:70px;height:70px;border-radius:50%;background:#fff;border:1px solid #b8d3c8;color:var(--green);display:grid;place-items:center;font-size:20px;font-weight:850;margin-bottom:20px}.step-card h3{font-size:18px;margin:0 0 7px}.step-card p{margin:0;color:var(--ink-soft);font-size:14px;max-width:245px}
.compat-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:26px;align-items:start}.compat-note{padding:29px;background:#173e35;color:#e1eee9;border-radius:var(--radius)}.compat-note h3{font-size:22px;margin:10px 0}.compat-note p{color:#bdd2c9;font-size:14px;margin:0}.compat-note ul{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:10px}.compat-note li{font-size:13px;color:#d7e6df;display:flex;gap:10px}.compat-note li:before{content:"✓";color:#9ad5be;font-weight:900}.compat-table{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.compat-row{display:grid;grid-template-columns:155px 1fr;border-bottom:1px solid var(--line)}.compat-row:last-child{border-bottom:0}.compat-row dt,.compat-row dd{padding:18px 20px;margin:0;font-size:14px}.compat-row dt{font-weight:800;background:#f5f7f4;color:#29443c}.compat-row dd{color:var(--ink-soft)}.chip-list{display:flex;flex-wrap:wrap;gap:7px}.chip{display:inline-flex;padding:3px 8px;background:var(--mint-pale);color:var(--green);border-radius:7px;font-size:12px;font-weight:700}
.article-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px}.article-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:.22s}.article-card:hover{transform:translateY(-4px);border-color:#a9cdbf;box-shadow:var(--shadow)}.article-image{height:174px;position:relative;overflow:hidden;background:#dbece5}.article-image:before{content:"";position:absolute;inset:0;background:linear-gradient(140deg,rgba(12,98,86,.88),rgba(47,123,104,.42))}.article-image:after{content:"";position:absolute;width:130px;height:185px;right:30px;bottom:-36px;border:8px solid rgba(255,255,255,.75);border-radius:20px}.article-card:nth-child(2) .article-image{background:#e9e6db}.article-card:nth-child(2) .article-image:before{background:linear-gradient(140deg,rgba(91,104,87,.8),rgba(198,170,130,.45))}.article-card:nth-child(3) .article-image{background:#dce7e5}.article-card:nth-child(3) .article-image:before{background:linear-gradient(140deg,rgba(27,74,68,.82),rgba(126,174,158,.45))}.article-body{padding:22px}.article-meta{display:flex;align-items:center;gap:9px;color:#74817c;font-size:12px}.article-body h3{margin:12px 0 9px;font-size:20px;line-height:1.42;letter-spacing:-.03em}.article-body p{margin:0;color:var(--ink-soft);font-size:13px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.article-body .text-link{margin-top:17px}
.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}.faq-side h2{margin-top:7px}.faq-side p{color:var(--ink-soft);margin:16px 0 0}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;border:0;background:transparent;padding:20px 4px;text-align:left;display:flex;justify-content:space-between;align-items:center;gap:16px;color:var(--ink);font-weight:800;font-size:16px}.faq-question b{font-size:22px;font-weight:400;line-height:1;color:var(--green);transition:.2s}.faq-item.open .faq-question b{transform:rotate(45deg)}.faq-answer{display:none;padding:0 42px 21px 4px;color:var(--ink-soft);font-size:14px}.faq-item.open .faq-answer{display:block}
.channel-panel{padding:38px 42px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow)}.channel-top{display:flex;align-items:end;justify-content:space-between;gap:22px;margin-bottom:25px}.channel-top h2{font-size:30px;margin:7px 0 0;letter-spacing:-.05em}.channel-links{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.channel-link{display:flex;justify-content:space-between;align-items:center;padding:20px;border:1px solid var(--line);border-radius:14px;background:var(--paper);font-weight:800;transition:.2s}.channel-link small{display:block;font-size:12px;color:var(--ink-soft);font-weight:500;margin-top:2px}.channel-link:hover{border-color:#9ec6b8;background:var(--mint-pale);color:var(--green);transform:translateY(-2px)}
.support-strip{margin-top:23px;padding:24px 29px;display:flex;justify-content:space-between;align-items:center;gap:22px;border-radius:var(--radius);background:#173e35;color:#fff}.support-strip h3{font-size:19px;margin:0 0 3px}.support-strip p{margin:0;color:#bed2ca;font-size:13px}.support-strip .btn{background:#9cd6c1;color:#14392f}.support-strip .btn:hover{background:#c3e7d8}
.site-footer{background:#152622;color:#c4d1cb;padding:64px 0 20px}.footer-grid{display:grid;grid-template-columns:1.45fr .75fr .75fr 1fr;gap:38px;padding-bottom:45px}.site-footer .brand{margin-bottom:17px}.footer-brand p{font-size:13px;max-width:290px;margin:0;color:#9eb6ad}.footer-title{color:#fff;font-size:14px;font-weight:800;margin-bottom:15px}.footer-links{display:grid;gap:9px}.footer-links a{font-size:13px;color:#aabdb6;transition:.2s}.footer-links a:hover{color:#a5dbc5;padding-left:3px}.footer-note{font-size:12px;color:#9eb6ad;line-height:1.8}.footer-bottom{padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:20px;color:#91a9a0;font-size:12px}.footer-bottom a:hover{color:#b9dfd0}
@media(max-width:1024px){.nav-wrap{gap:15px}.main-nav a{padding:8px 9px}.download-panel{grid-template-columns:.78fr 1.22fr}.download-content{padding:40px}.article-grid{grid-template-columns:repeat(2,1fr)}.article-card:first-child{grid-column:span 2}.faq-layout{gap:35px}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}.footer-grid>div:last-child{grid-column:span 3}.version-grid{grid-template-columns:repeat(2,1fr)}.version-cell:nth-child(3){border-left:0;border-top:1px solid rgba(255,255,255,.12)}.version-cell:nth-child(4){border-top:1px solid rgba(255,255,255,.12)}}
@media(max-width:768px){.container{width:min(calc(100% - 32px),var(--container))}.notice .container{font-size:11px}.nav-wrap{height:67px}.main-nav{display:none}.nav-download{margin-left:auto;padding:9px 12px;font-size:13px}.menu-toggle{display:block}.page-hero{padding:40px 0 49px}.page-hero h1{font-size:40px}.page-hero p{font-size:15px}.version-band{margin-top:-17px}.version-cell{padding:17px}.version-value{font-size:17px}.section{padding:62px 0}.section-head{display:block;margin-bottom:25px}.section-intro{margin-top:14px}.download-panel{grid-template-columns:1fr}.device-zone{min-height:355px}.phone{width:190px;height:365px;top:25px;border-radius:29px}.phone-screen{border-radius:22px;padding:13px}.download-content{padding:33px 26px}.download-content h2{font-size:29px}.download-detail{grid-template-columns:1fr 100px}.qr-box{width:96px;height:96px}.step-grid{grid-template-columns:1fr 1fr;gap:28px}.step-grid:before{display:none}.step-num{width:56px;height:56px;margin-bottom:13px;font-size:17px}.compat-wrap,.faq-layout{grid-template-columns:1fr;gap:28px}.article-grid{grid-template-columns:1fr}.article-card:first-child{grid-column:auto}.article-image{height:155px}.channel-panel{padding:29px 23px}.channel-top{display:block}.channel-links{grid-template-columns:1fr}.support-strip{padding:23px;display:block}.support-strip .btn{margin-top:16px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:last-child{grid-column:span 2}.footer-bottom{display:block}.footer-bottom span+span{display:block;margin-top:8px}}
@media(max-width:520px){body{font-size:15px}.notice{display:none}.nav-download{display:none}.page-hero h1{font-size:34px}.breadcrumbs{font-size:12px}.version-grid{grid-template-columns:1fr 1fr}.version-cell{padding:15px}.version-cell:nth-child(2){border-left:1px solid rgba(255,255,255,.12)}.version-cell:nth-child(3){border-left:0}.download-content{padding:28px 20px}.download-detail{grid-template-columns:1fr}.qr-box{display:none}.download-actions .btn{width:100%}.platform-tabs{overflow:auto;padding-bottom:2px}.step-grid{grid-template-columns:1fr}.step-card{display:grid;grid-template-columns:62px 1fr;column-gap:14px}.step-num{grid-row:span 2}.step-card h3{margin-top:3px}.step-card p{grid-column:2}.compat-row{grid-template-columns:1fr}.compat-row dt,.compat-row dd{padding:13px 16px}.compat-row dd{padding-top:0}.faq-question{font-size:15px}.faq-answer{padding-right:15px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:last-child{grid-column:auto}.site-footer{padding-top:48px}.channel-link{padding:16px}.article-body h3{font-size:18px}}