:root{--bg:#F2F5F3;--card:#FFFFFF;--soft:#E9F1ED;--deep:#123F3A;--ink:#1B2422;--txt:#4B5A55;--dim:#7C8B85;--line:#DCE5E0;--grn:#17635A;--grn2:#0F4C45;--wood:#B4763A;--wrap:1120px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--txt);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei','WenQuanYi Micro Hei',Arial,sans-serif;font-size:16px;line-height:1.78;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--grn);text-decoration:none}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.34}
p{margin:0}
ul,ol{margin:0;padding-left:20px}
figure,figcaption,blockquote,dl,dd,table{margin:0}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 30px}
.top{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.top__in{display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:20px;max-width:var(--wrap);margin:0 auto;padding:12px 30px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink)}
.brand__mark{display:block;width:30px;height:30px;border-radius:50%}
.brand b{display:block;font-size:15px;line-height:1.2}
.brand span{display:block;font-size:11px;color:var(--dim);letter-spacing:.5px;line-height:1.2}
.nav{display:flex;align-items:center;justify-self:center;gap:2px;background:var(--soft);border-radius:999px;padding:4px}
.nav a{color:var(--txt);font-size:14px;padding:7px 15px;border-radius:999px;white-space:nowrap}
.nav a:hover{color:var(--grn)}
.nav a[aria-current="page"]{background:#fff;color:var(--grn);box-shadow:0 1px 3px rgba(18,63,58,.16);font-weight:600}
.btn.btn-primary,.btn.btn-ghost{display:inline-flex;align-items:center;justify-content:center;width:auto;white-space:nowrap;font-size:14.5px;font-weight:600;border-radius:8px;padding:11px 21px;border:1px solid transparent;transition:background .18s,color .18s,border-color .18s}
.btn.btn-primary{background:var(--grn);color:#fff}
.btn.btn-primary:hover{background:var(--grn2);color:#fff}
.btn.btn-ghost{background:#fff;color:var(--grn);border-color:#BBD3CB}
.btn.btn-ghost:hover{border-color:var(--grn);color:var(--grn2)}
.hero{background:linear-gradient(180deg,#FFFFFF 0%,#F7FAF8 100%);border-bottom:1px solid var(--line)}
.hero__in{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;max-width:var(--wrap);margin:0 auto;padding:64px 30px 70px}
.kicker{display:inline-block;font-size:11.5px;letter-spacing:1.6px;color:var(--wood);font-weight:700;margin-bottom:14px}
.hero h1{font-size:41px}
.lead{margin-top:16px;font-size:16px;color:var(--txt);max-width:32em}
.hero__btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero__note{margin-top:14px;font-size:13px;color:var(--dim)}
.hero__shot{margin:0;max-width:290px;margin-left:auto;margin-right:auto;border-radius:14px;overflow:hidden;border:1px solid var(--line);box-shadow:14px 14px 0 #DDE9E3}
.hero__shot img{width:100%;height:auto}
.points{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding:0;margin:0 auto;max-width:var(--wrap)}
.points li{background:#fff;border:1px solid var(--line);border-left:4px solid var(--grn);padding:18px 20px}
.points b{display:block;color:var(--ink);font-size:15px;margin-bottom:4px}
.points span{font-size:13.5px;color:var(--txt)}
.pointswrap{padding:0 30px;margin:-26px auto 0;position:relative;z-index:2}
.sec{padding:68px 0}
.sec--soft{background:var(--soft)}
.sechead{display:grid;grid-template-columns:32px 1fr;gap:18px;align-items:start;margin-bottom:34px}
.sechead .kicker{writing-mode:vertical-rl;letter-spacing:4px;margin:0;padding:2px 0 0 8px;border-left:2px solid var(--wood);white-space:nowrap;font-size:11.5px;line-height:1.35}
.sechead h2{font-size:28px}
.sechead .sub{margin-top:10px;font-size:14.5px;color:var(--dim);max-width:44em}
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.card{position:relative;background:var(--card);border:1px solid var(--line);padding:26px 24px}
.card::after{content:"";position:absolute;inset:7px;border:1px solid #E7EEEA;pointer-events:none}
.card h3{font-size:17.5px;margin-bottom:8px;position:relative}
.card p{font-size:14.5px;color:var(--txt);position:relative}
.card .tag{display:inline-block;font-size:11.5px;color:var(--wood);border:1px solid #EADCCB;border-radius:3px;padding:1px 6px;margin-bottom:10px;letter-spacing:.5px}
.gal{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;align-items:start}
.gal figure{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.gal img{width:100%;height:auto}
.gal figcaption{padding:10px 12px 12px;font-size:12.5px;line-height:1.6;color:var(--dim);border-top:1px solid var(--line)}
.tbl-scroll{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:8px}
.tbl{width:100%;min-width:600px;border-collapse:collapse;font-size:14px}
.tbl th{background:var(--deep);color:#E4F1EC;font-weight:600;text-align:left;padding:12px 14px;font-size:13px}
.tbl td{padding:13px 14px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--txt)}
.tbl tbody tr:nth-child(even){background:#F7FAF8}
.tbl tr:last-child td{border-bottom:0}
.tbl td:first-child{color:var(--ink);font-weight:600;white-space:nowrap}
.tbl-note{margin-top:12px;font-size:13px;color:var(--dim)}
.ladder{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.ladder div{background:#fff;border:1px solid var(--line);border-top:3px solid var(--grn);padding:18px}
.ladder b{display:block;color:var(--ink);font-size:15.5px}
.ladder span{display:block;font-size:13px;color:var(--dim);margin:2px 0 8px}
.ladder p{font-size:13.5px;color:var(--txt)}
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.quotes blockquote{background:#fff;border:1px solid var(--line);padding:20px;border-radius:8px}
.quotes p{font-size:14px;color:var(--txt)}
.quotes cite{display:block;margin-top:12px;font-size:12.5px;color:var(--dim);font-style:normal}
.qa details{background:#fff;border:1px solid var(--line);border-radius:10px;margin-bottom:10px;overflow:hidden}
.qa summary{display:block;cursor:pointer;list-style:none;position:relative;padding:16px 44px 16px 18px;color:var(--ink);font-size:15.5px;font-weight:600}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"›";position:absolute;right:18px;top:12px;color:var(--grn);font-size:20px;transition:transform .2s}
.qa details[open] summary::after{transform:rotate(90deg)}
.qa p{padding:0 18px 18px;font-size:14.5px;color:var(--txt);border-top:1px solid var(--soft);padding-top:12px;margin-top:0}
.more{margin-top:22px;font-size:14px}
.cta{background:var(--deep);padding:62px 0;text-align:center}
.cta h2{color:#F0F7F4;font-size:27px}
.cta p{margin-top:12px;font-size:14.5px;color:#B9D2C9}
.cta__btns{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:24px}
.cta .btn.btn-primary{background:#E9F1ED;color:var(--deep)}
.cta .btn.btn-primary:hover{background:#fff;color:var(--deep)}
.cta .btn.btn-ghost{background:transparent;color:#E9F1ED;border-color:rgba(233,241,237,.45)}
.cta .btn.btn-ghost:hover{border-color:#fff;color:#fff}
.foot{background:#fff;border-top:1px solid var(--line);padding:46px 0 24px}
.foot__in{display:grid;grid-template-columns:1.3fr 1fr auto;gap:36px;max-width:var(--wrap);margin:0 auto;padding:0 30px;align-items:start}
.foot .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink)}
.foot .brand__mark{width:28px;height:28px}
.foot__desc{margin-top:12px;font-size:13px;color:var(--dim);max-width:26em}
.foot__nav{display:grid;grid-template-columns:1fr 1fr;gap:8px 18px;font-size:13.5px;align-content:start}
.foot__nav a{color:var(--txt)}
.foot__nav a:hover{color:var(--grn)}
.foot__btns{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.foot__btns .btn.btn-primary,.foot__btns .btn.btn-ghost{font-size:13.5px;padding:9px 18px}
.foot__legal{max-width:var(--wrap);margin:34px auto 0;padding:16px 30px 0;border-top:1px solid var(--line);font-size:12.5px;color:var(--dim);display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px}
.post{max-width:840px;margin:0 auto;padding:44px 30px 72px}
.prose h1{font-size:34px}
.prose .lead{max-width:none}
.prose h2{font-size:23px;margin:40px 0 12px;padding-left:14px;border-left:4px solid var(--grn);scroll-margin-top:96px}
.prose h3{font-size:16.5px;margin:22px 0 6px;color:var(--grn);scroll-margin-top:96px}
.prose p{font-size:15.5px;color:var(--txt);margin:13px 0}
.prose ul,.prose ol{font-size:15.5px;color:var(--txt);margin:13px 0}
.prose li{margin:6px 0}
.prose .infig{max-width:300px;margin:26px auto;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
.prose .infig img{width:100%;height:auto}
.prose .infig figcaption{padding:10px 12px;font-size:12.5px;color:var(--dim);border-top:1px solid var(--line);text-align:center}
.prose .key{background:#fff;border:1px solid var(--line);border-left:4px solid var(--wood);padding:16px 18px;margin:18px 0;font-size:14.5px;color:var(--ink)}
.prose .key b{color:var(--wood)}
.prose .tbl-scroll{margin:20px 0}
.prose .qa{margin-top:16px}
.next{display:flex;flex-wrap:wrap;gap:12px;margin-top:38px;padding-top:20px;border-top:1px solid var(--line)}
.next a{font-size:14px;border:1px solid var(--line);border-radius:8px;padding:10px 16px;color:var(--txt);background:#fff}
.next a:hover{border-color:var(--grn);color:var(--grn)}
@keyframes bloom{from{opacity:0;transform:scale(.985)}to{opacity:1;transform:none}}
.bloom{animation:bloom .6s cubic-bezier(.2,.72,.3,1) both}
.bloom.d1{animation-delay:.1s}
@media (prefers-reduced-motion:reduce){.bloom{animation:none;opacity:1;transform:none}}
@media (max-width:980px){
.top__in{grid-template-columns:auto auto auto;justify-content:space-between;gap:12px}
.nav{grid-column:1 / -1;justify-self:center;order:3}
.hero__in{grid-template-columns:1fr;gap:34px;padding:48px 30px 56px}
.hero h1{font-size:33px}
.hero__shot{max-width:250px;margin:0 auto;box-shadow:10px 10px 0 #DDE9E3}
.pointswrap{padding:0 30px}
.points{grid-template-columns:1fr;gap:10px}
.cards,.quotes{grid-template-columns:1fr}
.gal{grid-template-columns:repeat(2,1fr)}
.ladder{grid-template-columns:repeat(2,1fr)}
.sechead{grid-template-columns:1fr;gap:10px}
.sechead .kicker{writing-mode:horizontal-tb;letter-spacing:2px;border-left:0;padding-left:0;border-bottom:2px solid var(--wood);display:inline-block;padding-bottom:2px}
.foot__in{grid-template-columns:1fr;gap:22px}
.foot__btns{flex-direction:row;flex-wrap:wrap}
.post{padding:36px 30px 56px}
.prose h1{font-size:28px}
}
@media (max-width:620px){
.wrap{padding-left:18px;padding-right:18px}
.top__in{padding:10px 18px}
.hero__in{padding:36px 18px 44px}
.hero h1{font-size:27px}
.lead{font-size:15px}
.gal,.ladder{grid-template-columns:1fr}
.sechead h2{font-size:22px}
.sec{padding:46px 0}
.pointswrap{padding:0 18px}
.post{padding:30px 18px 46px}
.prose h1{font-size:24px}
.prose h2{font-size:19px}
.foot__in{padding:0 18px}
.foot__legal{padding:16px 18px 0;flex-direction:column}
.foot__nav{grid-template-columns:1fr 1fr}
}