:root{
  --green:#064e3b;
  --green-2:#0b6b4f;
  --deep:#032f24;
  --lime:#bef264;
  --earth:#78350f;
  --earth-2:#a16207;
  --sand:#f4f8ee;
  --ink:#16301f;
  --muted:#4b6b58;
  --leaf-shadow:0 1px 2px rgba(6,78,59,.18),0 10px 24px -8px rgba(6,78,59,.35),0 22px 48px -24px rgba(120,53,15,.45);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;
  background:var(--sand);
  color:var(--ink);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:16px;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{line-height:1.3;margin:0;}
p{margin:0 0 12px;}
.wrap{width:min(1180px,92%);margin:0 auto;}

/* 头部 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:linear-gradient(90deg,#064e3b,#0b6b4f 60%,#064e3b);
  border-bottom:3px solid var(--lime);
  box-shadow:0 10px 26px -14px rgba(3,47,36,.9);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0;flex-wrap:wrap;}
.brand{font-weight:800;letter-spacing:.10em;color:#eafbcf;font-size:1rem;display:flex;align-items:center;gap:8px;}
.brand::before{content:"";width:12px;height:12px;border-radius:50% 50% 50% 0;background:var(--lime);display:inline-block;transform:rotate(-45deg);}
.nav-links{display:flex;flex-wrap:wrap;gap:4px;}
.nav-links a{color:#ddf5cb;font-size:.93rem;padding:8px 14px;border-radius:999px;transition:background .25s,color .25s,transform .25s;}
.nav-links a:hover{background:var(--lime);color:#064e3b;transform:translateY(-1px);}

/* 英雄区 */
.hero{
  position:relative;overflow:hidden;padding:66px 0 78px;
  background:
    radial-gradient(circle at 12% 18%,rgba(190,242,100,.20),transparent 42%),
    radial-gradient(circle at 88% 6%,rgba(190,242,100,.13),transparent 40%),
    radial-gradient(circle at 72% 96%,rgba(120,53,15,.38),transparent 52%),
    linear-gradient(155deg,#064e3b 0%,#032f24 78%);
  color:#f2fbef;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(circle at 30% 70%,rgba(190,242,100,.10),transparent 22%),
    radial-gradient(circle at 62% 32%,rgba(190,242,100,.08),transparent 18%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;}
.eyebrow{display:inline-block;font-size:.8rem;letter-spacing:.22em;text-transform:uppercase;color:var(--lime);border:1px solid rgba(190,242,100,.5);padding:6px 14px;border-radius:999px;margin-bottom:18px;}
.hero h1{font-size:clamp(1.75rem,3.4vw,2.65rem);font-weight:800;letter-spacing:.01em;margin-bottom:16px;}
.hero h1 em{font-style:normal;color:var(--lime);}
.hero-lead{color:#cfe8c6;max-width:640px;font-size:1.02rem;}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px;}
.btn{display:inline-block;padding:12px 26px;border-radius:999px;font-weight:700;font-size:.95rem;transition:transform .25s,box-shadow .25s,background .25s;}
.btn-primary{background:var(--lime);color:#06331f;box-shadow:0 12px 28px -14px rgba(190,242,100,.9);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px -14px rgba(190,242,100,.95);}
.btn-ghost{border:1px solid rgba(190,242,100,.55);color:#e7f8d6;}
.btn-ghost:hover{background:rgba(190,242,100,.14);transform:translateY(-2px);}
.hero-figure{position:relative;}
.hero-figure img{box-shadow:0 24px 60px -28px rgba(0,0,0,.9),0 0 0 1px rgba(190,242,100,.22);}
.hero-badge{
  position:absolute;left:-16px;bottom:-18px;background:var(--earth);color:#fff7e6;
  padding:12px 18px;border-radius:14px;font-size:.85rem;font-weight:700;letter-spacing:.04em;
  box-shadow:var(--leaf-shadow);
}

/* 通用区块 */
.section{padding:66px 0;position:relative;}
.section-alt{background:linear-gradient(180deg,#eef6e4,#f4f8ee);}
.section-dark{background:linear-gradient(160deg,#064e3b,#032f24);color:#eafbcf;}
.section-head{margin-bottom:34px;max-width:820px;}
.section-head .tag{display:inline-block;font-size:.76rem;letter-spacing:.2em;color:var(--earth);background:rgba(190,242,100,.4);padding:5px 12px;border-radius:999px;font-weight:700;margin-bottom:12px;}
.section-dark .section-head .tag{background:rgba(190,242,100,.18);color:var(--lime);}
.section-head h2{font-size:clamp(1.4rem,2.6vw,2rem);color:var(--green);}
.section-dark .section-head h2{color:#f2fbef;}
.section-head p{color:var(--muted);margin-top:10px;}
.section-dark .section-head p{color:#bfe0b3;}

/* GEO */
.geo-text p{font-size:1rem;color:#2b4634;}
.geo-text strong{color:var(--green);}
.geo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:22px;}
.geo-item{background:#fff;border-radius:16px;padding:18px 20px;border-left:5px solid var(--lime);box-shadow:var(--leaf-shadow);}
.geo-item h3{font-size:1rem;color:var(--earth);margin-bottom:6px;}
.geo-item p{font-size:.92rem;color:var(--muted);margin:0;}

/* 数据 */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;}
.stat-card{
  background:linear-gradient(150deg,rgba(190,242,100,.14),rgba(6,78,59,.55));
  border:1px solid rgba(190,242,100,.35);border-radius:18px;padding:26px 22px;
  box-shadow:0 18px 40px -26px rgba(0,0,0,.85);
}
.stat-num{font-size:2.15rem;font-weight:800;color:var(--lime);letter-spacing:.02em;}
.stat-label{font-size:.92rem;color:#cfe8c6;margin-top:4px;}

/* 品牌故事 */
.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.story-grid img{box-shadow:var(--leaf-shadow);}
.story-grid h2{color:var(--green);font-size:clamp(1.35rem,2.4vw,1.9rem);margin-bottom:14px;}
.story-grid p{color:#31503b;}
.pill-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px;}
.pill{background:#fff;border:1px solid rgba(6,78,59,.16);color:var(--green);padding:7px 16px;border-radius:999px;font-size:.85rem;font-weight:600;box-shadow:0 8px 18px -14px rgba(6,78,59,.8);}

/* 优势卡片 */
.adv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;}
.adv-card{
  background:#fff;border-radius:20px;padding:26px 24px;position:relative;overflow:hidden;
  box-shadow:var(--leaf-shadow);border-top:4px solid var(--lime);transition:transform .3s;
}
.adv-card:hover{transform:translateY(-4px);}
.adv-card h3{color:var(--green);font-size:1.08rem;margin-bottom:8px;}
.adv-card p{color:var(--muted);font-size:.94rem;margin:0;}
.adv-num{position:absolute;right:16px;top:8px;font-size:2.6rem;font-weight:800;color:rgba(6,78,59,.07);}

/* 新闻 */
.news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:22px;}
.news-card{
  background:#fff;border-radius:18px;padding:24px 22px;box-shadow:var(--leaf-shadow);
  border-left:5px solid var(--earth-2);transition:transform .3s,border-color .3s;
}
.news-card:hover{transform:translateY(-3px);border-left-color:var(--lime);}
.news-date{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.06em;color:#5b3a12;background:rgba(190,242,100,.45);padding:4px 11px;border-radius:999px;margin-bottom:12px;}
.news-card h3{font-size:1.05rem;color:var(--green);margin-bottom:10px;}
.news-card p{font-size:.93rem;color:#3a5744;margin:0;}
.news-more{margin-top:28px;text-align:center;}
.news-more a{display:inline-block;padding:12px 30px;border-radius:999px;background:var(--green);color:#eafbcf;font-weight:700;box-shadow:0 16px 34px -20px rgba(6,78,59,.95);transition:transform .25s;}
.news-more a:hover{transform:translateY(-2px);}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:960px;}
.faq-item{background:#fff;border-radius:16px;box-shadow:var(--leaf-shadow);overflow:hidden;border-left:5px solid var(--lime);}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;color:var(--green);
  font-size:1rem;display:flex;justify-content:space-between;gap:14px;align-items:flex-start;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";color:var(--earth-2);font-size:1.3rem;line-height:1;font-weight:800;}
.faq-item[open] summary::after{content:"−";}
.faq-answer{padding:0 22px 20px;color:#3a5744;font-size:.95rem;}
.faq-answer p{margin:0 0 10px;}

/* CTA */
.cta-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;}
.cta-grid h2{color:#f2fbef;font-size:clamp(1.4rem,2.6vw,2rem);margin-bottom:14px;}
.cta-grid p{color:#c6e3ba;}
.cta-list{list-style:none;padding:0;margin:18px 0 0;}
.cta-list li{padding-left:22px;position:relative;color:#d9efcd;font-size:.95rem;margin-bottom:8px;}
.cta-list li::before{content:"";position:absolute;left:0;top:.62em;width:9px;height:9px;border-radius:50% 50% 50% 0;background:var(--lime);transform:rotate(-45deg);}
.cta-grid img{box-shadow:0 26px 60px -30px rgba(0,0,0,.9);}

/* 页脚 */
.site-footer{background:#03281e;color:#a9c8a0;padding:52px 0 26px;border-top:3px solid var(--lime);}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:30px;}
.site-footer h4{color:var(--lime);font-size:.95rem;letter-spacing:.1em;margin-bottom:12px;}
.site-footer p{font-size:.9rem;margin:0 0 8px;color:#a9c8a0;}
.footer-links{display:flex;flex-direction:column;gap:8px;font-size:.9rem;}
.footer-links a:hover{color:var(--lime);}
.footer-bottom{border-top:1px solid rgba(190,242,100,.18);margin-top:32px;padding-top:18px;text-align:center;font-size:.85rem;color:#86a67e;}
.footer-bottom a{color:var(--lime);}

@media (max-width:860px){
  .hero-grid,.story-grid,.cta-grid{grid-template-columns:1fr;gap:28px;}
  .hero{padding:44px 0 56px;}
  .section{padding:48px 0;}
  .hero-badge{left:auto;right:12px;bottom:-14px;}
}