:root{font:15px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans CJK SC",sans-serif;color:#26344c;background:#f8fafd;color-scheme:light}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0;padding:56px 20px;background:radial-gradient(ellipse at 20% 0,#eaf0ff 0,transparent 48%),#f8fafd;min-height:100vh}main{max-width:456px;margin:0 auto;padding:36px 38px 24px;background:#fff;border:1px solid #e5ebf4;border-radius:24px;box-shadow:0 16px 60px #243d3410}.brand{display:flex;align-items:center;gap:10px;color:#1c2d47;text-decoration:none;font-size:22px;font-weight:700;letter-spacing:-.7px}.brand-mark{width:36px;height:36px;display:grid;place-items:center;background:#2c63ec;border-radius:11px;color:#fff;font-size:25px;font-family:Georgia,serif}.eyebrow{margin:28px 0 8px;color:#8d9ab0;font-size:12px;letter-spacing:1px}h1{margin:0;font-size:28px;letter-spacing:-.7px;line-height:1.4}.intro{color:#6c7e99;margin:8px 0 24px}.tabs{display:flex;gap:4px;border-radius:10px;padding:4px;background:#f1f5fb;margin-bottom:24px}.tabs button{flex:1;color:#6c7e99;background:transparent;padding:8px}.tabs button[aria-pressed=true]{color:#2c63ec;background:#fff;box-shadow:0 1px 5px #1c2d4710;font-weight:600}label{display:block;font-size:13px;font-weight:600;margin:18px 0 8px}input{display:block;width:100%;min-width:0;padding:12px 13px;border:1px solid #dce5f4;border-radius:10px;font:inherit;color:inherit;background:#fff}input:focus{outline:3px solid #2c63ec14;border-color:#8ba9ef}input::placeholder{color:#a5b4c9}button{border:0;border-radius:10px;padding:11px 16px;font:inherit;font-size:14px;cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid #aec8ff;outline-offset:3px}button:disabled{opacity:.55;cursor:default}.code-row{display:flex;gap:10px}.code-row input{flex:1}.secondary{background:#e7efff;color:#2a5fd9;white-space:nowrap}.primary{display:block;width:100%;margin-top:20px;text-align:center;background:#2c63ec;color:white;text-decoration:none;font-weight:600;padding:12px 16px;border-radius:10px}.terms{font-size:12px;color:#8d9ab0;line-height:1.9;margin:16px 0 0}a{color:#2c63ec;text-underline-offset:3px}.terms a{text-decoration:none}.status{font-size:13px;color:#405b81;white-space:pre-wrap;overflow-wrap:anywhere;min-height:22px;margin:16px 0}.session-note{display:flex;align-items:center;gap:10px;margin-top:24px;overflow-wrap:anywhere}.session-dot{width:8px;height:8px;flex-shrink:0;border-radius:50%;background:#2c63ec}.session-actions{display:flex;justify-content:center;gap:10px;margin-top:16px}.quiet{background:transparent;color:#6c7e99}footer{border-top:1px solid #edf1f7;padding-top:18px;text-align:center;font-size:12px;color:#a2afc2}footer>a{color:#7290c5;text-decoration:none}footer>span{margin:0 12px}footer p{margin:14px 0 0;font-size:11px;letter-spacing:.4px}.policy{max-width:820px;padding:40px 48px}.policy h1{font-size:30px;margin:28px 0 16px}.policy h2{font-size:19px;margin:32px 0 12px}.policy p,.policy li{color:#526884;overflow-wrap:anywhere}.policy table{width:100%;border-collapse:collapse;font-size:13px}.policy td,.policy th{padding:10px;text-align:left;border:1px solid #e5ebf4}.policy nav{font-size:13px;margin-top:24px}.policy strong{color:#26344c}@media(max-width:540px){body{padding:24px 14px}main{padding:28px 22px 20px;border-radius:20px}h1{font-size:25px}.policy{padding:26px 20px}.policy h1{font-size:25px}.policy table{display:block;overflow-x:auto}}

/* Public contact page: one manual channel, with no request submission API. */
.contact{max-width:780px;padding:38px 40px 26px}
.contact .eyebrow{margin-top:30px;letter-spacing:1.5px}
.contact .intro{max-width:560px;line-height:1.8}
.contact-topics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:26px 0}
.contact-topics section{padding:18px 16px;border:1px solid #e4ebf7;border-radius:14px;background:#f8faff}
.contact-topic-icon{display:inline-block;color:#7396e5;font-size:12px;font-weight:650;letter-spacing:1px;margin-bottom:8px}
.contact h2{font-size:16px;margin:0 0 8px;color:#344f77;line-height:1.6}
.contact-topics p{font-size:13px;color:#798ba5;line-height:1.8;margin:0}
.contact-compose{background:#f4f7fd;border:1px solid #e1e9f7;border-radius:16px;padding:24px}
.contact-compose label{margin-top:15px}
.contact select{width:100%;padding:11px 12px;min-height:46px;border:1px solid #dce5f4;border-radius:10px;font:inherit;color:#405b81;background:#fff}
.contact select:focus-visible{outline:3px solid #aec8ff;outline-offset:2px}
.contact-email-row{display:flex;align-items:center;gap:10px}
.contact-email-row input{flex:1;background:#fff}
.contact-email-row button{flex-shrink:0;min-height:46px}
.contact-mail-note{font-size:12px;color:#8b9ab1;line-height:1.8;margin:12px 0 0}
.contact-status{font-size:12px;color:#43649b;line-height:1.8;min-height:22px;margin:7px 0 0;overflow-wrap:anywhere}
.contact-process{padding:28px 0 12px}
.contact-process ol{list-style:none;padding:0;counter-reset:contact-step;margin:18px 0}
.contact-process li{position:relative;padding:0 0 18px 38px;counter-increment:contact-step}
.contact-process li::before{content:counter(contact-step);position:absolute;left:0;top:0;display:grid;place-items:center;width:25px;height:25px;border:1px solid #dce6fb;border-radius:50%;background:#edf3ff;font-size:12px;color:#5e83ce}
.contact-process li strong{display:block;font-size:13px;color:#506789;font-weight:600;margin-bottom:4px}
.contact-process li span{display:block;color:#8292aa;font-size:13px;line-height:1.8}
.contact-privacy-note{font-size:12px;line-height:1.8;color:#8a9bb3;margin:0 0 16px}
@media(max-width:540px){.contact{padding:28px 20px 20px}.contact .eyebrow{margin-top:24px}.contact-topics{grid-template-columns:1fr;gap:9px;margin:22px 0}.contact-topics section{position:relative;padding:14px 14px 14px 46px}.contact-topic-icon{position:absolute;left:14px;top:17px}.contact-topics h2{font-size:14px;margin-bottom:3px}.contact-compose{padding:19px 16px}.contact select,.contact input{font-size:16px}.contact .secondary,.contact .primary{min-height:46px}.contact-process{padding-top:24px}}
@media(max-width:420px){.contact-email-row{flex-direction:column;align-items:stretch}.contact-email-row input{flex:auto}.contact-email-row button{min-height:44px}}