@font-face{font-family:MaoSerif;src:url("../assets/font/FangZhengSongKe.woff") format("woff");font-display:swap}
:root{--green:#08c66a;--green-dark:#057a46;--ink:#141816;--paper:#f7f5ef;--muted:#68716c;--line:#dce4df;--accent:#08c66a;--accent-soft:#e8f8ef}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.header{position:sticky;z-index:20;top:0;border-bottom:1px solid rgba(20,24,22,.08);background:rgba(247,245,239,.88);backdrop-filter:blur(18px)}.nav{width:min(1120px,calc(100% - 36px));height:72px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:900}.brand img{width:40px;height:40px}.nav-links{display:flex;align-items:center;gap:24px;color:#515a55;font-size:14px}.button{min-height:44px;padding:0 19px;border:1px solid var(--ink);border-radius:999px;display:inline-flex;align-items:center;justify-content:center;background:var(--ink);color:#fff;font-weight:850;transition:transform .2s ease,box-shadow .2s ease}.button:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(0,0,0,.16)}.button--green{border-color:var(--green);background:var(--green);color:#062817}
.article-hero{width:min(1120px,calc(100% - 36px));margin:auto;padding:72px 0 62px;display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}.crumb{grid-column:1/-1;color:var(--muted);font-size:13px}.crumb a:hover{color:var(--green-dark)}.tag{display:inline-flex;margin-bottom:16px;padding:8px 12px;border-radius:999px;color:var(--green-dark);background:var(--accent-soft);font-size:12px;font-weight:900}.article-hero h1{margin:0 0 22px;font-family:MaoSerif,"Songti SC",serif;font-size:clamp(43px,6vw,70px);line-height:1.06;letter-spacing:-.045em}.lead{margin:0 0 22px;color:#46514b;font-size:18px;line-height:1.8}.meta{display:flex;flex-wrap:wrap;gap:16px;color:var(--muted);font-size:12px}.visual{min-height:390px;padding:42px;border:2px solid var(--ink);border-radius:36px;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end;background:var(--accent);box-shadow:10px 12px 0 var(--ink)}.visual::before{content:"";position:absolute;width:250px;height:250px;right:-45px;top:-65px;border-radius:50%;background:rgba(255,255,255,.2)}.visual-label{position:relative;margin-bottom:auto;color:#0b4229;font-size:12px;font-weight:900;letter-spacing:.1em}.visual strong{position:relative;font-family:MaoSerif,serif;font-size:42px;line-height:1.18}.visual p{position:relative;margin:12px 0 0;color:#174d34;line-height:1.65}.visual-demo{position:relative;margin-bottom:30px;padding:22px;border:1px solid rgba(20,24,22,.18);border-radius:18px;background:#fffdf7;box-shadow:0 14px 28px rgba(20,40,29,.15);transition:transform .3s ease}.visual:hover .visual-demo{transform:rotate(-2deg) translateY(-4px)}.visual-demo b{display:block;margin-bottom:8px;font-family:MaoSerif,serif;font-size:25px}.visual-demo span{color:var(--muted);font-size:13px;line-height:1.7}
.article-layout{width:min(1040px,calc(100% - 36px));margin:auto;display:grid;grid-template-columns:220px 1fr;gap:58px}.toc{position:sticky;top:100px;align-self:start;padding:22px;border:1px solid var(--line);border-radius:20px;background:#fff}.toc strong{display:block;margin-bottom:12px;font-size:13px}.toc a{display:block;padding:7px 0;color:var(--muted);font-size:13px}.toc a:hover{color:var(--green-dark)}.content{min-width:0}.content section{scroll-margin-top:98px;margin-bottom:64px}.content h2{margin:0 0 18px;font-family:MaoSerif,"Songti SC",serif;font-size:clamp(28px,4vw,42px);line-height:1.28}.content h3{margin:30px 0 9px;font-size:20px}.content p{margin:0 0 18px;color:#39423d;font-size:17px;line-height:1.9}.content ul{margin:14px 0 22px;padding-left:22px}.content li{margin:9px 0;color:#39423d;line-height:1.75}.intro{padding:25px 27px;border-left:5px solid var(--accent);border-radius:0 18px 18px 0;background:var(--accent-soft)}.step{position:relative;margin:14px 0;padding:25px 26px 25px 72px;border:1px solid var(--line);border-radius:20px;background:#fff;transition:transform .22s ease,box-shadow .22s ease}.step:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(20,40,29,.08)}.step-num{position:absolute;left:22px;top:23px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;color:#fff;background:var(--ink);font-size:13px;font-weight:900}.step h3{margin:0 0 6px}.step p{margin:0;font-size:16px}.tip{margin:22px 0;padding:20px 22px;border:1px solid color-mix(in srgb,var(--accent) 45%,#fff);border-radius:18px;background:var(--accent-soft);color:#28513c;line-height:1.75}.check-grid,.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:20px 0}.check,.scene{padding:20px;border:1px solid var(--line);border-radius:18px;background:#fff}.check strong,.scene strong{display:block;margin-bottom:6px}.check span,.scene span{color:var(--muted);font-size:14px;line-height:1.65}.check::before{content:"✓";float:right;color:var(--green-dark);font-weight:950}.compare{width:100%;margin:22px 0;border-collapse:collapse;border:1px solid var(--line);background:#fff}.compare th,.compare td{padding:14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;line-height:1.6}.compare th{background:var(--accent-soft);font-size:14px}.compare td{color:#46514b;font-size:14px}.faq details{border-bottom:1px solid var(--line);background:#fff}.faq details:first-of-type{border-radius:18px 18px 0 0}.faq details:last-of-type{border-radius:0 0 18px 18px}.faq summary{padding:20px 22px;cursor:pointer;font-weight:850}.faq details p{padding:0 22px 20px;margin:0;font-size:15px}.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.related-grid a{padding:18px;border:1px solid var(--line);border-radius:16px;background:#fff;font-weight:800;transition:transform .2s ease,border-color .2s ease}.related-grid a:hover{border-color:var(--green);transform:translateY(-2px)}
.cta{width:min(960px,calc(100% - 36px));margin:25px auto 85px;padding:42px;border-radius:32px;background:var(--ink);color:#fff;display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center}.cta h2{margin:0 0 8px;font-family:MaoSerif,serif;font-size:34px}.cta p{margin:0;color:#b9c1bc}.cta-access{display:flex;align-items:center;gap:14px}.cta-mini{padding:9px;border:1px solid rgba(255,255,255,.25);border-radius:17px;display:grid;grid-template-columns:80px auto;gap:10px;align-items:center;background:rgba(255,255,255,.08)}.cta-mini img{width:80px;border-radius:9px}.cta-mini strong{display:block;font-size:13px}.cta-mini small{display:block;margin-top:3px;color:#b9c1bc;font-size:10px;line-height:1.45}.downloads{display:flex;flex-direction:column;gap:7px}.downloads .button{min-height:40px;border-color:#fff}.downloads .button:hover{background:#fff;color:var(--ink)}footer{width:min(1120px,calc(100% - 36px));margin:auto;padding:27px 0 38px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;color:var(--muted);font-size:13px}
@media(max-width:900px){.article-hero{grid-template-columns:1fr;gap:38px;padding-top:44px}.crumb{grid-column:auto}.visual{min-height:330px}.article-layout{grid-template-columns:1fr}.toc{position:static}.cta{grid-template-columns:1fr}.nav-links a:not(.button){display:none}}
@media(max-width:600px){.nav{height:66px}.brand{font-size:17px}.brand img{width:36px;height:36px}.nav-links .button{min-height:40px;padding:0 14px;font-size:13px}.article-hero{width:min(100% - 28px,1120px);padding-bottom:42px}.article-hero h1{font-size:43px}.lead{font-size:16px}.visual{min-height:300px;padding:27px;border-radius:27px;box-shadow:7px 8px 0 var(--ink)}.visual strong{font-size:34px}.article-layout{width:min(100% - 28px,1040px);gap:38px}.content section{margin-bottom:52px}.content p{font-size:16px}.step{padding:22px 19px 22px 64px}.step-num{left:18px;top:21px}.check-grid,.scene-grid,.related-grid{grid-template-columns:1fr}.compare{display:block;overflow-x:auto}.cta{width:min(100% - 28px,960px);padding:31px 22px;border-radius:25px}.cta-access{display:grid;grid-template-columns:1fr}.cta-mini{grid-template-columns:92px 1fr}.cta-mini img{width:92px}.downloads .button{width:100%}footer{width:min(100% - 28px,1120px);flex-direction:column;text-align:center;gap:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}