:root{--green:#00C853;--green2:#00A844;--deep:#087F38;--mint:#E8F8EE;--pale:#F4FBF6;--title:#14331F;--text:#222;--muted:#5B6B62;--footer:#1B1F1C;--footerText:#D7E6DB;--line:rgba(0,200,83,.16);--shadow:0 12px 28px rgba(8,127,56,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;overflow-x:hidden;background:#E8F8EE;color:#222;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8}img,svg,video{max-width:100%}a{color:#087F38}button,input{font:inherit}.site-header{position:sticky;top:0;z-index:9999;width:100%;background:#00C853;box-shadow:0 8px 20px rgba(0,160,70,.18)}.header-inner{max-width:1180px;min-height:70px;margin:0 auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:14px}.site-logo{display:flex;align-items:center;flex:0 0 auto;text-decoration:none}.site-logo img{display:block;height:40px;width:auto;max-width:160px;object-fit:contain}.logo-fallback{display:inline-flex;align-items:center;justify-content:center;min-width:118px;height:40px;padding:0 15px;border-radius:12px;background:#fff;color:#087F38;font-size:22px;font-weight:800;letter-spacing:1px}.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;min-width:0}.nav-core a{color:#FFFFFF;padding:8px 10px;font-weight:700;text-decoration:none;white-space:nowrap}.nav-core a.is-current,.nav-core a:hover{background:rgba(255,255,255,.18);border-radius:999px}.header-actions{display:flex;gap:8px;flex:0 0 auto}.login-btn,.register-btn,.header-reg-btn{height:40px;min-width:88px;padding:0 16px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;text-decoration:none;font-weight:700;white-space:nowrap}.login-btn,.header-reg-btn{background:#FFFFFF;color:#087F38}.register-btn{background:transparent;color:#FFFFFF;border:1px solid rgba(255,255,255,.7)}.header-reg-btn,.menu-btn{display:none}.channel-strip{background:#E8F8EE;border-bottom:1px solid var(--line)}.channel-scroll{max-width:1180px;margin:0 auto;padding:10px 18px;display:flex;gap:18px;overflow-x:auto;overscroll-behavior-inline:contain;scrollbar-width:thin}.channel-scroll a{color:#2E5B3C;text-decoration:none;font-size:14px;font-weight:700;white-space:nowrap}.channel-scroll a:hover,.channel-scroll a.is-current{color:#00A844}.site-main{min-height:60vh;padding-bottom:24px}.wrap{width:min(1180px,calc(100% - 36px));margin:0 auto}.reading{width:min(840px,calc(100% - 36px));margin-left:auto;margin-right:auto}.section{padding:64px 0}.section.tight{padding:42px 0}.surface{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.hero{padding:68px 0 54px}.hero-grid,.split{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(360px,.94fr);gap:38px;align-items:center}.hero h1,.page-hero h1{margin:0 0 18px;color:#14331F;font-size:clamp(36px,4.4vw,48px);line-height:1.16;letter-spacing:-1px}.hero p,.page-hero p{margin:0 0 24px;font-size:18px;color:#3B4B41}.eyebrow{display:inline-flex;margin-bottom:14px;padding:6px 11px;border-radius:999px;background:#F4FBF6;color:#087F38;font-weight:800;font-size:13px}.main-btn{display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:96px;padding:0 20px;background:#00C853;color:#FFFFFF;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 8px 18px rgba(0,200,83,.28)}.text-link{font-weight:800;text-decoration:none;color:#087F38}.text-link:hover{color:#00A844}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:16px;background:#E8F8EE;aspect-ratio:16/9;border:1px solid var(--line)}.media>img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;display:block}.media.placeholder::after{content:"49图库资讯";position:absolute;inset:0;display:grid;place-items:center;color:#6D8D79;font-weight:800;letter-spacing:2px}.media.card-media{height:168px;aspect-ratio:auto}.media.wide-media{height:236px;aspect-ratio:auto}.quick-scroll{display:flex;gap:10px;overflow-x:auto;padding:3px 0 8px;scrollbar-width:thin}.quick-scroll a{flex:0 0 auto;text-decoration:none;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 14px;color:#087F38;font-weight:800}.section-title{margin:0 0 10px;color:#14331F;font-size:32px;line-height:1.3}.section-intro{margin:0 0 26px;color:#5B6B62;font-size:17px}.channel-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.channel-item{padding:20px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.channel-item h2,.channel-item h3{margin:0 0 8px;color:#14331F;font-size:18px}.channel-item p{margin:0 0 12px;color:#5B6B62;font-size:14px;line-height:1.7}.three-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.feature-card{padding:24px}.feature-card h3{margin:0 0 9px;color:#14331F;font-size:21px}.feature-card p{margin:0 0 14px;color:#5B6B62}.feature-wall{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.wall-link{display:block;text-decoration:none;padding:20px;background:#fff;border:1px solid var(--line);border-radius:16px}.wall-link strong{display:block;color:#14331F;font-size:18px}.wall-link span{display:block;color:#5B6B62;font-size:14px;margin-top:4px}.notice-band{display:flex;gap:18px;align-items:flex-start;padding:22px 24px;background:#F4FBF6;border:1px solid var(--line);border-radius:16px}.notice-band strong{color:#14331F}.notice-band p{margin:0;color:#4C5D53}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 22px}.faq-item h3{margin:0 0 8px;color:#14331F;font-size:18px}.faq-item p{margin:0;color:#4B5D52}.page-hero{padding:58px 0 34px}.page-hero .reading{padding:32px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.page-hero h1{font-size:clamp(36px,4vw,44px)}.toc{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:22px 0 0}.toc a{text-decoration:none;padding:12px 14px;border-radius:12px;background:#F4FBF6;font-weight:800}.article-section{padding:42px 0}.article-section h2{margin:0 0 14px;color:#14331F;font-size:28px;line-height:1.35}.article-section h3{margin:22px 0 8px;color:#14331F;font-size:20px}.article-section p{font-size:17px;margin:0 0 18px;color:#2F3832}.article-section ul,.article-section ol{margin:0 0 20px;padding-left:1.35em}.article-section li{margin:8px 0;font-size:17px}.callout{padding:22px 24px;border-left:4px solid #00C853;background:#fff;border-radius:0 16px 16px 0}.compare{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.compare>div{padding:22px;background:#fff;border:1px solid var(--line);border-radius:16px}.step-list{counter-reset:steps;display:grid;gap:12px}.step{position:relative;padding:18px 18px 18px 58px;background:#fff;border:1px solid var(--line);border-radius:16px}.step::before{counter-increment:steps;content:counter(steps);position:absolute;left:18px;top:18px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#00C853;color:#fff;font-weight:800}.related{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.related a{display:block;padding:16px;background:#fff;border:1px solid var(--line);border-radius:14px;text-decoration:none;font-weight:800}.quote-note{padding:22px 24px;border-radius:16px;background:#14331F;color:#f5fff8}.quote-note p{margin:0;color:#f5fff8}.mini-review{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.mini-review p{margin:0;padding:18px;background:#fff;border:1px solid var(--line);border-radius:16px}.site-footer{background:#1B1F1C;color:#D7E6DB;margin-top:36px}.footer-grid{max-width:1180px;margin:0 auto;padding:48px 18px 34px;display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr;gap:34px}.footer-grid h2{margin:0 0 12px;font-size:16px;color:#fff}.footer-grid a{display:block;color:#D7E6DB;text-decoration:none;margin:7px 0}.footer-brand p{margin:14px 0 0;color:#BFD1C4}.footer-logo{display:inline-flex}.footer-logo img{height:40px;width:auto;max-width:160px;object-fit:contain}.footer-fallback{background:#fff;color:#087F38}.footer-bottom{max-width:1180px;margin:0 auto;padding:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:20px;color:#AFC3B4;font-size:13px}.side-float{position:fixed;right:14px;top:34%;z-index:5000;width:92px;display:grid;gap:8px}.side-float a,.side-float button{border:1px solid var(--line);background:#fff;color:#087F38;text-decoration:none;border-radius:12px;padding:10px 8px;text-align:center;font-weight:800;font-size:13px;box-shadow:var(--shadow);cursor:pointer}.side-float .side-reg{background:#00C853;color:#fff}.mobile-bottom{display:none}.menu-btn{width:44px;height:40px;border:0;background:#fff;border-radius:12px;padding:9px 10px;cursor:pointer}.menu-btn span{display:block;height:2px;background:#087F38;margin:4px 0}.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid var(--line)}.drawer-logo{display:inline-flex}.drawer-logo img{height:38px;width:auto;max-width:150px;object-fit:contain}.drawer-close{width:40px;height:40px;border:0;background:#F4FBF6;color:#087F38;border-radius:50%;font-size:28px;line-height:1;cursor:pointer}.drawer-body{height:calc(100vh - 73px);overflow-y:auto;padding:10px 16px 28px}.drawer-body section{padding:10px 0;border-bottom:1px solid #edf3ef}.drawer-body h2{margin:0 0 8px;font-size:14px;color:#5B6B62}.drawer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}.drawer-links a{text-decoration:none;padding:8px 6px;color:#14331F;font-weight:700;border-radius:8px}.drawer-links a:hover{background:#F4FBF6}.mobile-drawer,.drawer-mask{display:none}
@media(min-width:981px) and (max-width:1260px){.side-float{display:none}.header-inner{gap:8px}.nav-core a{padding:8px 7px;font-size:14px}.login-btn,.register-btn{min-width:74px;padding:0 12px}}
@media(max-width:980px){
.mobile-drawer{
  display:block;
  position:fixed;
  inset:0 auto 0 0;
  width:min(84vw,320px);
  background:#fff;
  z-index:12000;
  transform:translateX(-105%);
  transition:transform .2s ease;
  box-shadow:18px 0 40px rgba(20,51,31,.18);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-mask{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(20,51,31,.42);
  z-index:11000;
  opacity:0;
  pointer-events:none;
  transition:opacity .18s ease;
}
.drawer-mask.is-visible{
  display:block;
  opacity:1;
  pointer-events:auto;
}
.header-inner{min-height:62px;padding:0 12px;display:grid;grid-template-columns:48px minmax(0,1fr) 96px;gap:8px}.menu-btn{display:block}.site-logo{justify-self:center;min-width:0}.site-logo img{height:36px;max-width:132px}.site-logo .logo-fallback{height:36px;min-width:96px;font-size:18px}.nav-core,.header-actions,.channel-strip{display:none}.header-reg-btn{display:inline-flex;justify-self:end;height:38px;min-width:92px;padding:0 12px}.site-main{padding-bottom:78px}.side-float{display:none}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:8000;height:62px;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 20px rgba(8,127,56,.08)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;text-decoration:none;color:#087F38;font-weight:800}.drawer-open{overflow:hidden}.hero{padding:42px 0 36px}.hero-grid,.split{grid-template-columns:1fr;gap:24px}.hero h1,.page-hero h1{font-size:clamp(28px,8vw,34px)}.hero p,.page-hero p{font-size:16px}.section{padding:46px 0}.section.tight{padding:34px 0}.channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.three-grid,.feature-wall,.footer-grid,.related{grid-template-columns:1fr}.compare,.mini-review{grid-template-columns:1fr}.section-title{font-size:27px}.page-hero{padding:34px 0 18px}.page-hero .reading{padding:24px}.article-section{padding:32px 0}.article-section h2{font-size:24px}.article-section p,.article-section li{font-size:16px}.toc{grid-template-columns:1fr}.footer-grid{padding:38px 18px 26px}.footer-bottom{padding-bottom:84px;flex-direction:column}.media.wide-media{height:auto;aspect-ratio:16/9}.notice-band{flex-direction:column}.quick-scroll{margin-right:-18px;padding-right:18px}}
@media(max-width:430px){.wrap,.reading{width:min(100% - 28px,1180px)}.header-inner{grid-template-columns:44px minmax(0,1fr) 88px}.header-reg-btn{min-width:84px;font-size:13px;padding:0 10px}.site-logo img{max-width:116px;height:34px}.site-logo .logo-fallback{min-width:88px;font-size:17px}.channel-item{padding:16px}.channel-item h2,.channel-item h3{font-size:16px}.channel-item p{font-size:13px}.hero{padding-top:34px}.page-hero .reading{padding:20px}.media.card-media{height:156px}}
@media(min-width:1261px){.site-main{padding-right:64px}}
.mobile-drawer,
.drawer-mask{display:none}

@media(max-width:980px){
.mobile-drawer{
  display:block;
  position:fixed;
  inset:0 auto 0 0;
  width:min(84vw,320px);
  background:#fff;
  z-index:12000;
  transform:translateX(-105%);
  transition:transform .2s ease;
  box-shadow:18px 0 40px rgba(20,51,31,.18);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-mask{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(20,51,31,.42);
  z-index:11000;
  opacity:0;
  pointer-events:none;
  transition:opacity .18s ease;
}
.drawer-mask.is-visible{
  display:block;
  opacity:1;
  pointer-events:auto;
}
}