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.guide,.plans{padding-top:70px;padding-bottom:50px}.guide>p,.plans>p{max-width:850px;line-height:1.9}.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:30px 0}.guide-grid article{padding:24px;border:1px solid #304444;border-radius:16px}.guide-grid h3{margin-top:0}.guide-grid p{line-height:1.8}.table-scroll{overflow:auto;margin:28px 0}.plans table{width:100%;border-collapse:collapse;text-align:left}.plans caption{text-align:left;padding:0 0 18px;color:#a9baba}.plans th,.plans td{padding:15px;border-bottom:1px solid #304444}.plans thead{color:#d5f5ac}.plans tbody th{font-weight:500}@media(max-width:650px){.guide-grid{grid-template-columns:1fr}.guide,.plans{padding-top:40px}.plans th,.plans td{padding:12px 8px}}

/* Official member-site visual theme: blue sky, clouds and light panels. */
:root{color-scheme:light;--bg:#f8f9fd;--panel:#fff;--line:#dce1ed;--text:#394359;--muted:#707c92;--accent:#365eca}body{position:relative;isolation:isolate;font-family:"PingFang SC","Microsoft YaHei",sans-serif}.sky-background{position:absolute;z-index:-1;top:0;left:0;width:100%;height:710px;background:linear-gradient(110deg,#287efa,#4054b4)}.wrap{max-width:1280px}header.wrap{position:relative;margin-top:38px;height:112px;padding:35px 44px 0;border-radius:90px 90px 12px 12px;background:#fff;max-width:1200px;z-index:1}header:before{content:"";position:absolute;inset:-27px 0 0;z-index:-1;border-radius:100px 100px 15px 15px;background:radial-gradient(ellipse at 8% 51%,white 0 60px,transparent 61px),radial-gradient(ellipse at 22% 60%,white 0 85px,transparent 86px),radial-gradient(ellipse at 38% 45%,white 0 67px,transparent 68px),radial-gradient(ellipse at 55% 55%,white 0 88px,transparent 89px),radial-gradient(ellipse at 74% 45%,white 0 78px,transparent 79px),radial-gradient(ellipse at 91% 60%,white 0 75px,transparent 76px)}.night-sky{position:absolute;left:-36px;top:-18px;width:100px;height:90px;z-index:-2}.moon{display:block;width:76px;height:76px;border-radius:50%;box-shadow:-17px 12px 0 #ffdc52;transform:rotate(-22deg)}.star{position:absolute;color:#ffdc52}.star-one{left:59px;top:25px;font-size:29px}.star-two{left:32px;top:-8px;font-size:18px}.brand{color:#4054b4}.brand-cn{color:#7b8394}.logo{background:linear-gradient(135deg,#7484ee,#4054b4);color:#fff;border-radius:12px;letter-spacing:-2px}.brand:hover{color:#3478ef}nav{color:#555e70;font-weight:600;gap:27px}nav a:hover{color:#3478ef}.hero{padding-top:62px;padding-bottom:70px;gap:60px;min-height:560px;color:white}.hero h1{font-weight:700;font-size:clamp(34px,4vw,50px);letter-spacing:0}.hero h1 span{color:#fff}.hero .eyebrow{color:#ffdf67}.hero .eyebrow span{background:#ffdf67}.lead{color:#f2f6ff}.primary{background:#347df5;color:white;border-radius:5px;box-shadow:0 4px 12px #3269d21a}.primary:hover{background:#2867d4;color:white}.hero .primary{background:#fff;color:#365dcc;box-shadow:0 6px 25px #1b39832b}.hero .primary:hover{background:#edf3ff}.destination,.hero-note{color:#e1ebff}.hero-note{border-color:#ffffff40}.entry-card{background:#fff;color:var(--text);border:1px solid #e1e6f0;box-shadow:0 14px 40px #18307126;border-radius:6px}.card-top{color:var(--muted)}.pill{border-color:#d6defb;background:#eef2ff;color:#4b60c4;border-radius:4px}.route{border-color:#cad4f1}.route:before{background:#687ce2}.route strong{font-size:23px;color:#4556b7}.route small,.route p,.card-footer{color:var(--muted)}.card-footer{border-color:var(--line)}h2{letter-spacing:0;font-size:30px}.eyebrow{color:#5366c9}.intro{border:0;padding-top:60px}.official{background:white;border:1px solid var(--line);border-radius:6px;box-shadow:0 4px 18px #2c497508}.domain-main{background:#f3f6ff;border:1px solid #d6def3;border-radius:5px}.domain-main>a{color:#3f62c9}.domain-grid a{background:white;border-color:#d9e0f0;color:#4c608d}.domain-grid a:hover{background:#edf3ff;color:#2d60c4}.guide-grid article{background:#fff;border:1px solid var(--line);border-top:3px solid #7280e8;border-radius:4px;box-shadow:0 5px 18px #334e7c05}.guide-grid h3{color:#5263bf}.guide-grid a,.plans a{color:#3865cc;text-decoration:underline;text-underline-offset:3px}.table-scroll{background:#fff;border:1px solid var(--line);border-radius:5px;border-top:3px solid #7581ee}.plans caption{padding:16px;color:#67758e;background:#f0f3fd}.plans th,.plans td{border-color:#e1e5ef}.plans thead{background:linear-gradient(110deg,#6e7fe9,#4356b7);color:#fff}.plans tbody tr:nth-child(even){background:#f8faff}.plans tbody td:nth-child(2){color:#cb387f;font-weight:600}.fact{background:#fff;border:1px solid var(--line);border-left:4px solid #f4a026;border-radius:4px}.fact strong{color:#b2690b}.fact p{color:#626f86}.fact code{color:#b33876}.notice{padding-top:55px}.faq{border-color:var(--line)}.questions{background:#fff;border:1px solid var(--line);border-top:3px solid #7380e7;padding:24px;border-radius:4px}summary{color:#3f4c67}summary:after{color:#6779da}.closing{background:#edf2ff;border:1px solid #d8e1fa;border-radius:5px}footer{border-top:1px solid var(--line);margin-top:35px}.consent{background:#fff;color:#3d4960;border-color:#d9e1ef;box-shadow:0 8px 35px #233b6326}.consent button{color:#455477;border-color:#cbd5ea}.consent #consent-yes{background:#347df5;border-color:#347df5}.skip:focus{z-index:30}
@media(max-width:1300px){header.wrap{margin-left:40px;margin-right:40px}.night-sky{left:-16px}.sky-background{height:730px}}
@media(max-width:800px){header.wrap{margin:30px 20px 0;height:auto;min-height:112px;padding:28px 22px 18px;flex-wrap:wrap;gap:17px;border-radius:45px 45px 8px 8px}header:before{inset:-15px 0 0}nav{gap:19px;font-size:12px;flex-wrap:wrap}.night-sky{left:0;top:-14px}.hero{padding-top:35px;min-height:0;gap:30px;padding-bottom:40px}.sky-background{height:1030px}.hero h1{font-size:36px}.entry-card{max-width:none}.intro{background:var(--bg);padding-top:40px}.official{margin-left:14px;margin-right:14px}.questions{padding:20px}h2{font-size:26px}.brand-cn{display:inline}.hero-note{padding-top:16px}.closing{margin-left:14px;margin-right:14px}}

.services,.platforms{padding-top:55px;padding-bottom:55px}.section-lead{color:var(--muted);max-width:760px}.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:30px 0}.service-grid article,.platform-grid article{background:white;border:1px solid var(--line);border-radius:5px;padding:25px}.service-grid h3,.platform-grid h3{font-size:18px;color:#4a5dba;margin:12px 0}.service-grid p,.platform-grid p{font-size:14px;color:var(--muted);line-height:1.85}.service-icon{display:grid;place-items:center;width:38px;height:38px;border-radius:9px;background:#eef2ff;color:#6175d9;font-size:25px}.protocol-strip{display:flex;align-items:center;gap:18px;flex-wrap:wrap;background:#eef2ff;border-radius:5px;padding:20px}.protocol-strip span{background:white;padding:5px 15px;border:1px solid #dce3f9;border-radius:4px;color:#4e64c5;font-weight:700}.protocol-strip small{color:var(--muted)}.platform-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.platform-grid article{border-top:3px solid #7280e8}.plan-notes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:25px 0}.plan-notes>div{background:#edf2ff;border-radius:5px;padding:20px}.plan-notes strong{color:#4c60ba}.plan-notes p{font-size:13px;color:var(--muted);margin-bottom:0}nav{gap:18px;font-size:13px}@media(max-width:950px){.service-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.platform-grid{grid-template-columns:repeat(2,minmax(0,1fr))}nav{gap:12px;font-size:12px}}@media(max-width:650px){.service-grid,.plan-notes{grid-template-columns:1fr}.platform-grid{grid-template-columns:1fr 1fr}.platform-grid article{padding:16px}.platform-grid h3{font-size:16px}.services,.platforms{padding-top:40px;padding-bottom:35px}}

.logo.chicken-logo{display:block;object-fit:contain;background:transparent;border-radius:0;padding:0;width:43px;height:43px}

/* Keep navigation and content usable on compact screens. */
.hero>*,.intro>*,.faq>*{min-width:0}img{max-width:100%}nav a{display:inline-flex;align-items:center;min-height:44px}summary{min-height:44px;align-items:center}.domain-grid a{min-height:48px}.platform-grid p{overflow-wrap:anywhere}@media(max-width:650px){header.wrap nav{width:100%;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px 8px}header.wrap nav a{justify-content:center}.hero h1{font-size:clamp(29px,8vw,36px)}.consent-actions button{min-height:44px}.brand{letter-spacing:0}}

#downloads .platform-grid a{display:inline-flex;align-items:center;min-height:44px;color:#365eca;text-decoration:underline;text-underline-offset:4px;font-weight:600}#downloads{scroll-margin-top:24px}

.ios-article{max-width:1000px;padding-top:40px;padding-bottom:60px}.ios-article>nav{margin-bottom:35px}.ios-article h1{font-size:clamp(28px,3.4vw,42px);line-height:1.35;color:#4054b4}.ios-article section{margin:42px 0}.ios-quick{display:flex;gap:16px;flex-wrap:wrap;margin:30px 0}.ios-steps{padding:0;list-style:none;counter-reset:steps;display:grid;grid-template-columns:1fr 1fr;gap:20px}.ios-steps li{counter-increment:steps;background:white;border:1px solid var(--line);padding:24px;border-radius:6px}.ios-steps li:before{content:counter(steps);display:grid;place-items:center;width:36px;height:36px;background:#e9efff;color:#4054b4;border-radius:50%;font-weight:bold}.ios-steps h3{color:#495db6}.ios-article p{line-height:1.9}.ios-article p a,.ios-article> a{color:#365eca;text-decoration:underline}.ios-sources{border-top:1px solid var(--line);padding-top:25px}@media(max-width:650px){.ios-steps{grid-template-columns:1fr}.ios-quick .primary{width:100%;font-size:14px}.ios-article>nav{flex-wrap:wrap}}

/* iOS article: readable measure and an intentional intro card on wide screens. */
.ios-hero{background:#fff;border:1px solid var(--line);border-top:3px solid #7280e8;border-radius:6px;padding:30px 34px;box-shadow:0 6px 22px #334e7c0a}
.ios-hero h1{margin-bottom:16px}
.ios-article section>p{max-width:760px}
.ios-article>nav{display:flex;align-items:center;gap:10px;font-size:13px}
.ios-article>nav a{color:#365eca}
.ios-article .ios-sources p{max-width:760px}
@media(max-width:650px){.ios-hero{padding:22px 18px}.ios-article>nav{flex-wrap:wrap}}
/* Prevent iOS Safari font boosting from inflating headings. */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}