:root{color-scheme:light;--background:#f6f5ef;--paper:#fffefa;--green:#254c3d;--ink:#263c32;--muted:#68736a;--line:#dfE3d8;--accent:#829b72}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:24px}
body{margin:0;background:var(--background);color:var(--ink);font-family:"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}a,button{-webkit-tap-highlight-color:transparent}
a:focus-visible,button:focus-visible{outline:3px solid var(--green);outline-offset:5px}
.skip-link{position:fixed;top:-80px;left:16px;background:var(--green);color:white;padding:12px;z-index:5}.skip-link:focus{top:12px}
.masthead{max-width:1120px;margin:auto;padding:30px 36px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}
.wordmark,.footer-mark{font-size:21px;font-weight:750;letter-spacing:2px;display:inline-flex;align-items:center;gap:5px}.brand-dot{width:5px;height:5px;border-radius:50%;background:var(--accent);margin-top:10px}
.masthead-note{font-size:12px;letter-spacing:2px;color:var(--muted)}
main{max-width:688px;padding:0 24px;margin:0 auto}
.intro{text-align:center;padding:50px 0 35px}.avatar{width:80px;height:80px;background:var(--green);color:#f6f5ef;border-radius:26px 26px 26px 7px;margin:0 auto 25px;display:flex;align-items:center;justify-content:center;position:relative;font-family:"STKaiti","KaiTi",serif;font-size:30px;letter-spacing:2px;box-shadow:0 8px 22px #254c3d12}
.avatar-seal{position:absolute;right:-6px;bottom:0;width:24px;height:24px;border:3px solid var(--background);border-radius:50%;background:#c9d3ba;color:var(--green);font-size:12px;display:grid;place-items:center;letter-spacing:0}
.eyebrow{font-size:12px;letter-spacing:3px;color:var(--muted);margin:0 0 11px}h1{font-size:58px;line-height:1.2;letter-spacing:5px;font-weight:650;margin:0 0 13px;padding-left:18px}.title-dot{color:#90a481}
.identity{font-size:14px;letter-spacing:1.5px;margin:0;color:#516457}.identity>span{margin:0 10px;color:#a1aa9b}
.welcome{font-size:14px;color:var(--muted);line-height:1.9;margin:23px 0 0}.intro-line{height:26px;width:1px;background:#b4c3a8;margin:25px auto 0}
.section-heading{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin:0 0 15px}h2{font-size:15px;letter-spacing:1px;font-weight:600;margin:0}.section-heading>span{font-size:11px;color:var(--muted);letter-spacing:1px;white-space:nowrap}
.contact-panel{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:0 22px}
.contact-row{display:flex;align-items:center;gap:14px;padding:21px 0;min-width:0}.contact-row+.contact-row{border-top:1px solid var(--line)}
.contact-symbol{flex-shrink:0;color:#788976;width:24px;height:24px}svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.contact-detail{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}.label{font-size:11px;color:var(--muted);letter-spacing:.6px}.contact-value{font-size:15px;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.contact-value[href]:hover{text-decoration:underline;text-underline-offset:4px}
.contact-actions{display:flex;gap:8px;align-items:center;flex-shrink:0}.mail-button,.copy-button{font-size:12px;min-height:40px;display:inline-flex;align-items:center;justify-content:center;padding:0 12px;border:1px solid var(--line);border-radius:8px;background:transparent;white-space:nowrap;color:var(--green);transition:background .18s,border-color .18s}.mail-button{background:var(--green);border-color:var(--green);color:#fff;gap:8px}.mail-button:hover{background:#35644f}.copy-button:hover{background:#eef1e8;border-color:#a6b79e}
.social{margin-top:31px}.social-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.social-card{min-width:0;display:flex;align-items:center;gap:14px;padding:19px 20px;background:var(--paper);border:1px solid var(--line);border-radius:13px;transition:transform .18s,border-color .18s,box-shadow .18s}.social-card:hover{transform:translateY(-3px);border-color:#a6b79e;box-shadow:0 6px 18px #254c3d08}
.platform-icon{display:grid;place-items:center;flex-shrink:0;width:40px;height:40px;border-radius:11px}.dark{background:#edf0e9}.dark img{filter:brightness(0);opacity:.8}.pink{background:#f9edf0;color:#ba6a81}.platform-text{display:flex;flex-direction:column;gap:6px;min-width:0}.platform-name{font-size:14px;font-weight:600}.platform-alias{font-size:12px;font-weight:400;color:var(--muted)}.platform-subtitle{font-size:11px;color:var(--muted);overflow-wrap:anywhere}.arrow{margin-left:auto;font-size:22px;color:#7e9278;font-weight:300}
footer{max-width:640px;margin:42px auto 0;padding:23px 24px 30px;border-top:1px solid var(--line);display:flex;align-items:center;gap:15px;color:var(--muted)}.footer-mark{font-size:15px;color:var(--green)}footer p{font-size:11px;letter-spacing:1px;margin:0}.footer-caption{margin-left:auto;font-size:10px;letter-spacing:1px}
.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,12px);padding:13px 20px;background:var(--green);color:#fff;border-radius:10px;box-shadow:0 8px 30px #254c3d25;font-size:14px;max-width:calc(100% - 32px);width:max-content;overflow-wrap:anywhere;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:10}.toast.visible{opacity:1;transform:translate(-50%,0)}
@media(min-width:1440px){.intro{padding-top:68px}}
@media(max-width:600px){.masthead{padding:22px 24px}.masthead-note{font-size:10px;letter-spacing:1px}main{padding:0 22px}.intro{padding-top:36px}.avatar{width:72px;height:72px;font-size:28px}h1{font-size:50px}.welcome{font-size:13px}.contact-panel{padding:0 17px}.contact-row{flex-wrap:wrap;gap:12px;padding:18px 0}.contact-actions{width:100%;padding-left:36px}.mail-button,.copy-button{min-height:44px;padding:0 14px}.social-grid{grid-template-columns:1fr}.social-card{padding:17px 19px}.section-heading>span{font-size:10px;letter-spacing:0}h2{font-size:14px;letter-spacing:0}footer{margin:32px 22px 0;padding:22px 0 28px;flex-wrap:wrap;gap:12px}.footer-caption{font-size:9px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}
footer{flex-wrap:wrap}.filing-link{flex-basis:100%;text-align:center;font-size:12px;line-height:1.8;margin-top:4px;padding:8px 0;color:var(--muted)}.filing-link:hover{color:var(--green);text-decoration:underline;text-underline-offset:4px}