.site-about-link{display:inline-flex;align-items:center;min-height:32px;color:inherit;text-decoration:none}
.site-about-link:hover{text-decoration:underline}
.site-startup{max-width:600px;margin:48px auto;padding:28px;border:1px solid #e0e5d9;border-radius:20px;background:#fff;color:#303b2a;line-height:1.8}
.site-startup h1{font-size:28px;margin:0 0 12px}
.site-startup p{font-size:14px}
.site-startup a{color:#275548;text-decoration:underline;text-underline-offset:4px}
.about-page{--about-green:#183d36;--about-muted:#62746d;--about-line:#dbe2d9;box-sizing:border-box;margin:0;background:#f8f9f4;color:var(--about-green);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}
.about-page *{box-sizing:border-box}
.about-page a{color:inherit;text-decoration:none}
.about-page a:focus-visible{outline:3px solid #af8622;outline-offset:5px;border-radius:5px}
.about-page a:hover{text-decoration:underline;text-underline-offset:5px}
.about-skip{position:absolute;left:16px;top:-80px;padding:12px;background:#fff;z-index:3}
.about-skip:focus{top:12px}
.about-header,.about-main,.about-footer{width:min(1120px,calc(100% - 80px));margin:auto}
.about-header{min-height:104px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.about-brand{display:flex;align-items:center;gap:12px;font-size:24px;font-weight:800;line-height:1.2}
.about-brand img{border-radius:14px}
.about-brand small{display:block;font-size:12px;letter-spacing:1px;font-weight:600;margin-top:5px}
.about-header nav{display:flex;align-items:center;gap:28px;font-size:14px}
.about-entry{padding:12px 18px;border:1px solid #c9d3c8;border-radius:24px;white-space:nowrap}
.about-entry span{margin-left:12px}
.about-hero{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(250px,1fr);gap:50px;align-items:center;padding:54px 0 76px;border-bottom:1px solid var(--about-line)}
.about-kicker{font-size:12px;line-height:1.5;letter-spacing:2px;font-weight:650;margin:0 0 20px;color:#68755a}
.about-hero h1{font-size:clamp(34px,4.3vw,54px);line-height:1.38;letter-spacing:-1.8px;margin:0 0 24px;font-weight:780}
.about-hero h1 span{color:#748468}
.about-lead{font-size:16px;line-height:2;color:var(--about-muted);max-width:490px;margin:0}
.about-hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:20px;margin-top:30px;font-size:13px}
.about-doge-badge{display:inline-flex;align-items:center;gap:9px;margin-top:20px;padding:8px 13px;border:1px solid #e3d59e;border-radius:24px;background:#f5edcf;font-size:12px;font-weight:650;line-height:1.6}
.about-doge-badge span:first-child{font-size:18px;line-height:1}
.about-doge{display:grid;grid-template-columns:64px minmax(0,1fr) auto;align-items:center;gap:24px;margin-top:24px;padding:28px;border:1px solid #e3d59e;border-radius:20px;background:#f5efda;scroll-margin-top:30px}
.about-doge-mark{display:flex;align-items:center;justify-content:center;width:64px;height:64px;border:1px solid #d0b563;border-radius:50%;background:#e8cb72;color:#5d501e;box-shadow:inset 0 0 0 5px #f5e5af;font-size:38px;font-weight:750}
.about-doge .about-kicker{color:#7c6b36;font-size:10px;margin:0 0 9px}
.about-doge h3{font-size:23px;line-height:1.5;margin:0 0 8px}
.about-doge p:last-child{max-width:650px;color:#68715a;font-size:13px;line-height:1.9;margin:0}
.about-doge>a{font-size:12px;white-space:nowrap;padding:12px 0;align-self:end}
#doge-guide{scroll-margin-top:30px}
.about-primary{display:inline-flex;align-items:center;justify-content:space-between;gap:35px;padding:15px 23px;border-radius:28px;background:var(--about-green);color:white!important;font-size:14px;font-weight:600;min-height:50px;white-space:nowrap}
.about-identity{display:flex;align-items:center;flex-direction:column;padding:28px 18px 30px;border-radius:32px;background:#edf0e5;border:1px solid #e4e9dc;transform:rotate(2deg)}
.about-identity img{width:min(210px,80%);height:auto;border-radius:44px;box-shadow:0 16px 35px #526a3616;transform:rotate(-6deg);margin:0 0 24px}
.about-identity p{font-size:12px;color:var(--about-muted);margin:0 0 5px}
.about-identity a{font-size:32px;font-weight:800;letter-spacing:1px}
.about-identity span{font-size:11px;color:var(--about-muted);margin-top:10px}
.about-features{padding:54px 0 58px}
.about-section-heading h2,.about-guide h2{font-size:28px;line-height:1.5;letter-spacing:-.7px;margin:0}
.about-section-heading .about-kicker,.about-guide-intro .about-kicker{margin-bottom:10px}
.about-feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:28px}
.about-feature-grid article{padding:24px;border:1px solid var(--about-line);border-radius:20px;background:white;display:flex;flex-direction:column;align-items:flex-start}
.about-feature-number{font-size:11px;letter-spacing:1.4px;color:#78836d}
.about-feature-grid h3{font-size:19px;margin:21px 0 12px}
.about-feature-grid p{font-size:13px;line-height:1.95;color:var(--about-muted);margin:0 0 24px}
.about-feature-grid a{font-size:12px;font-weight:650;margin-top:auto;min-height:28px;display:inline-flex;align-items:center;gap:14px}
.about-guide{display:grid;grid-template-columns:1fr 2fr;gap:65px;padding:48px 0 58px;border-top:1px solid var(--about-line);scroll-margin-top:32px}
.about-guide-intro>p:last-child{font-size:14px;color:var(--about-muted);line-height:1.9}
.about-steps article{display:flex;align-items:flex-start;gap:20px;padding:25px 0;border-bottom:1px solid var(--about-line)}
.about-steps article:first-child{padding-top:5px}
.about-steps article:last-child{border-bottom:0;padding-bottom:0}
.about-steps article>span{font-size:12px;color:#89927f;line-height:26px}
.about-steps h3{font-size:17px;line-height:1.6;margin:0 0 10px}
.about-steps p{font-size:13px;line-height:2;color:var(--about-muted);margin:0}
.about-bottom-cta{display:flex;align-items:center;justify-content:space-between;gap:24px;background:#f1e9c5;border-radius:22px;padding:34px 38px}
.about-bottom-cta h2{font-size:24px;line-height:1.5;margin:0 0 8px}
.about-bottom-cta p{font-size:13px;color:#73745b;margin:0;line-height:1.8}
.about-footer{display:flex;align-items:center;gap:24px;padding:38px 0;font-size:12px;color:var(--about-muted)}
.about-footer>a:first-child{font-weight:700;color:var(--about-green)}
.about-footer>a:last-child{margin-left:auto}
@media(max-width:960px) and (min-width:761px){.about-feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){
  .about-doge{grid-template-columns:48px minmax(0,1fr);gap:16px;padding:22px;margin-top:16px}.about-doge-mark{width:48px;height:48px;font-size:29px;align-self:start}.about-doge h3{font-size:20px}.about-doge>a{grid-column:2;padding:0}.about-doge p:last-child{font-size:12px}
  .about-header,.about-main,.about-footer{width:calc(100% - 40px)}
  .about-header{min-height:86px;gap:12px}.about-brand{font-size:21px;gap:9px}.about-brand img{width:42px;height:42px;border-radius:12px}
  .about-header nav{gap:14px;font-size:12px}.about-entry{padding:10px 13px}.about-entry span{margin-left:5px}
  .about-hero{grid-template-columns:1fr;gap:34px;padding:24px 0 40px}.about-hero h1{font-size:38px;letter-spacing:-1px}.about-kicker{font-size:11px;margin-bottom:16px}.about-lead{font-size:14px}
  .about-hero-actions{gap:16px;font-size:12px;margin-top:24px}.about-primary{gap:24px;padding:14px 21px}
  .about-identity{transform:none;display:grid;grid-template-columns:92px 1fr;grid-template-rows:auto auto auto;column-gap:22px;padding:24px;border-radius:24px;align-items:center}
  .about-identity img{grid-row:1/4;width:92px;max-width:none;border-radius:22px;margin:0;transform:rotate(-5deg)}.about-identity p{margin:0}.about-identity a{font-size:28px}.about-identity span{font-size:10px;line-height:1.7;margin-top:4px}
  .about-features{padding:34px 0}.about-section-heading h2,.about-guide h2{font-size:25px}.about-feature-grid{grid-template-columns:1fr;gap:14px;margin-top:22px}.about-feature-grid article{padding:24px}.about-feature-grid h3{margin-top:15px}.about-feature-grid p{margin-bottom:15px}
  .about-guide{grid-template-columns:1fr;gap:23px;padding:34px 0}.about-guide-intro>p:last-child{margin-bottom:0}.about-guide-intro br{display:none}.about-steps article{gap:15px;padding:22px 0}
  .about-bottom-cta{align-items:flex-start;flex-direction:column;padding:26px;gap:20px}.about-bottom-cta h2{font-size:22px}.about-footer{font-size:10px;gap:12px;padding:30px 0}
}
@media(max-width:360px){.about-header nav>a:first-child{display:none}.about-hero h1{font-size:32px}.about-identity{column-gap:15px;padding:20px}.about-identity span{font-size:10px}.about-footer{gap:10px}}

/* A compact, visitor-facing guide remains outside the replaceable video feed. */
.site-discovery{display:none;position:fixed;top:max(18px,env(safe-area-inset-top));right:18px;z-index:7;color:#fff;max-width:calc(100vw - 32px);font-size:13px;line-height:1.7}
.short-video-mode .site-discovery{display:block}
.site-discovery summary{cursor:pointer;list-style:none;padding:8px 13px;border:1px solid #ffffff45;border-radius:20px;background:#111a;backdrop-filter:blur(10px);text-align:right;font-size:12px}
.site-discovery summary::-webkit-details-marker{display:none}
.site-discovery summary:focus-visible,.site-discovery a:focus-visible{outline:2px solid #f6d44e;outline-offset:3px}
.site-discovery[open]{width:350px;background:#15211ff5;border:1px solid #ffffff35;border-radius:18px;box-shadow:0 12px 40px #0005;max-height:calc(100dvh - 130px);overflow:auto}
.site-discovery[open] summary{background:transparent;border:0;border-bottom:1px solid #ffffff25;border-radius:0;text-align:left}
.site-discovery[open] summary::after{content:'收起 −';float:right;color:#c5d0cb}
.site-discovery-body{padding:18px}
.site-discovery h1{font-size:20px;line-height:1.5;margin:0 0 12px;letter-spacing:0}
.site-discovery p{font-size:13px;line-height:1.9;margin:0 0 14px;color:#d5ddd8}
.site-discovery nav{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:0 0 14px}
.site-discovery nav a{display:block;padding:8px 10px;background:#ffffff10;border:1px solid #ffffff22;border-radius:9px;font-size:12px}
.site-discovery a:hover{text-decoration:underline;text-underline-offset:3px}
.site-discovery-guide{display:inline-block;color:#f6d44e;padding:3px 0;font-size:12px}
body:has(.sv-search:not([hidden])) .site-discovery{display:none}
@media(max-width:700px){.site-discovery{right:15px;top:max(14px,env(safe-area-inset-top))}}