* { margin:0; padding:0; box-sizing:border-box; }
body { font-family: -apple-system,"PingFang SC","Microsoft YaHei",sans-serif; color:#1d3b2c; background:#f7fcf9; line-height:1.8; }
a { text-decoration:none; color:inherit; }
img { max-width:100%; }

/* ============ 顶部 ============ */
.site-header { position:sticky; top:0; z-index:100; background:rgba(255,255,255,.92); backdrop-filter:blur(10px); box-shadow:0 2px 12px rgba(20,90,60,.08); }
.header-inner { max-width:1280px; margin:0 auto; display:flex; align-items:center; gap:30px; padding:14px 24px; }
.logo img { height:42px; display:block; }
.main-nav { display:flex; gap:28px; margin-left:20px; flex:1; }
.main-nav a { font-size:16px; color:#1d3b2c; padding:6px 0; position:relative; transition:.3s; }
.main-nav a:hover,.main-nav a.active { color:#1aa06a; }
.main-nav a.active::after { content:''; position:absolute; left:0; right:0; bottom:-4px; height:3px; background:linear-gradient(90deg,#1aa06a,#4fd39a); border-radius:2px; }
.header-right { display:flex; flex-direction:column; align-items:flex-end; gap:6px; }
.header-btns { display:flex; gap:10px; }
.btn { display:inline-block; padding:9px 20px; border-radius:8px; font-size:14px; transition:.3s; cursor:pointer; border:none; }
.btn-primary { background:linear-gradient(135deg,#1aa06a,#4fd39a); color:#fff; }
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 10px 24px rgba(26,160,106,.35); }
.btn-outline { background:#fff; color:#1aa06a; border:1px solid #1aa06a; }
.btn-outline:hover { background:#1aa06a; color:#fff; }
.header-qq { font-size:13px; color:#5a7a68; }
.header-qq a { color:#1aa06a; font-weight:600; }
.menu-toggle { display:none; font-size:26px; cursor:pointer; color:#1aa06a; }

/* ============ 满屏幻灯片 ============ */
.hero { position:relative; width:100%; height:100vh; min-height:600px; overflow:hidden; }
.hero-slide { position:absolute; inset:0; opacity:0; transition:opacity 1.2s ease; display:flex; align-items:center; }
.hero-slide.active { opacity:1; }
.hero-slide::before {
  content:''; position:absolute; inset:0;
  background:
    radial-gradient(circle at 82% 20%, rgba(255,255,255,.55), transparent 42%),
    radial-gradient(circle at 12% 85%, rgba(255,255,255,.35), transparent 40%);
  pointer-events:none;
}
.hero-content { position:relative; z-index:2; max-width:1280px; margin:0 auto; padding:0 40px; width:100%; }
.hero-tag { display:inline-block; padding:6px 16px; border-radius:30px; background:rgba(255,255,255,.75); color:#1aa06a; font-size:14px; font-weight:600; letter-spacing:.5px; margin-bottom:22px; box-shadow:0 4px 14px rgba(26,160,106,.12); animation:fadeUp 1s both; }
.hero-content h1 { font-size:clamp(32px,5.2vw,62px); font-weight:800; letter-spacing:1px; margin-bottom:22px; line-height:1.2; animation:fadeUp 1s .15s both; }
.hero-content p { font-size:clamp(15px,1.6vw,19px); max-width:680px; margin-bottom:36px; opacity:.85; animation:fadeUp 1s .3s both; }
.btn-hero { padding:14px 34px; font-size:16px; border-radius:40px; background:linear-gradient(135deg,#1aa06a,#4fd39a); color:#fff; box-shadow:0 12px 30px rgba(26,160,106,.35); animation:fadeUp 1s .45s both; }
.btn-hero:hover { transform:translateY(-3px); box-shadow:0 18px 40px rgba(26,160,106,.45); }
@keyframes fadeUp { from{opacity:0; transform:translateY(30px);} to{opacity:1; transform:none;} }
.hero-dots { position:absolute; bottom:38px; left:50%; transform:translateX(-50%); display:flex; gap:12px; z-index:3; }
.hero-dots span { width:36px; height:5px; border-radius:3px; background:rgba(255,255,255,.65); cursor:pointer; transition:.3s; }
.hero-dots span.active { background:#1aa06a; width:52px; }

/* ============ 通用区块 ============ */
.section { max-width:1280px; margin:0 auto; padding:100px 24px; }
.section-soft { background:linear-gradient(180deg,#f7fcf9,#eefaf3); border-radius:24px; }
.section-title { text-align:center; margin-bottom:60px; }
.section-title h2 { font-size:clamp(24px,3vw,38px); color:#12402c; font-weight:800; }
.section-title h2::after { content:''; display:block; width:64px; height:4px; background:linear-gradient(90deg,#1aa06a,#4fd39a); margin:18px auto 0; border-radius:2px; }
.section-title p { color:#5a7a68; margin-top:14px; font-size:15px; }

/* ============ 卡片 ============ */
.grid { display:grid; gap:28px; }
.grid-4 { grid-template-columns:repeat(4,1fr); }
.grid-3 { grid-template-columns:repeat(3,1fr); }
.grid-2 { grid-template-columns:repeat(2,1fr); }
.card { background:#fff; border-radius:16px; padding:38px 28px; box-shadow:0 8px 28px rgba(20,90,60,.06); transition:.4s; border-top:4px solid transparent; position:relative; overflow:hidden; }
.card::after { content:''; position:absolute; top:0; right:0; width:80px; height:80px; background:radial-gradient(circle,#dcf5e7,transparent 70%); opacity:0; transition:.4s; }
.card:hover { transform:translateY(-8px); box-shadow:0 22px 46px rgba(20,90,60,.14); border-top-color:#1aa06a; }
.card:hover::after { opacity:1; }
.card h3 { font-size:19px; color:#12402c; margin-bottom:14px; position:relative; z-index:1; }
.card p { color:#5a7a68; font-size:15px; position:relative; z-index:1; }
.card .icon { font-size:38px; margin-bottom:18px; display:inline-block; }
.card-link { display:inline-block; margin-top:18px; color:#1aa06a; font-size:14px; font-weight:600; transition:.3s; position:relative; z-index:1; }
.card-link:hover { letter-spacing:.5px; }

/* ============ 数字统计 ============ */
.stats { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; }
.stats .num { font-size:clamp(30px,4.4vw,52px); font-weight:800; color:#1aa06a; letter-spacing:-1px; }
.stats .lbl { color:#5a7a68; margin-top:8px; font-size:14px; }

/* ============ 新闻 ============ */
.news-list { display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.news-item { background:#fff; border-radius:16px; overflow:hidden; box-shadow:0 8px 28px rgba(20,90,60,.06); transition:.4s; display:flex; flex-direction:column; border:1px solid #eaf5ef; }
.news-item:hover { transform:translateY(-8px); box-shadow:0 22px 46px rgba(20,90,60,.14); border-color:#c8ebd8; }
.news-item .body { padding:26px; display:flex; flex-direction:column; flex:1; }
.news-item .cat { display:inline-block; font-size:12px; color:#1aa06a; background:#e6f7ee; padding:4px 14px; border-radius:20px; margin-bottom:14px; width:fit-content; font-weight:600; }
.news-item h3 { font-size:17px; color:#12402c; margin-bottom:12px; line-height:1.5; }
.news-item p { color:#5a7a68; font-size:14px; flex:1; }
.news-item .more { color:#1aa06a; font-size:14px; margin-top:18px; font-weight:600; }

/* ============ 文章详情 ============ */
.article-detail { background:#fff; border-radius:18px; padding:54px; box-shadow:0 8px 28px rgba(20,90,60,.06); max-width:920px; margin:0 auto; border:1px solid #eaf5ef; }
.article-detail h1 { font-size:28px; color:#12402c; margin-bottom:18px; line-height:1.4; }
.article-detail .meta { color:#8aa89a; font-size:14px; margin-bottom:32px; border-bottom:1px solid #eaf5ef; padding-bottom:22px; }
.article-detail .content { color:#2d4a3c; font-size:16px; line-height:2; }
.article-detail .content p { margin-bottom:18px; }

/* ============ 联系我们 ============ */
.contact-box { display:grid; grid-template-columns:1fr 1fr; gap:30px; }
.contact-card { background:#fff; border-radius:18px; padding:44px; box-shadow:0 8px 28px rgba(20,90,60,.06); text-align:center; border:1px solid #eaf5ef; transition:.4s; }
.contact-card:hover { transform:translateY(-6px); box-shadow:0 20px 44px rgba(20,90,60,.12); border-color:#c8ebd8; }
.contact-card .icon { font-size:48px; margin-bottom:18px; }
.contact-card h3 { color:#12402c; margin-bottom:12px; }
.contact-card .val { font-size:22px; font-weight:700; color:#1aa06a; margin-bottom:12px; }
.contact-card p { color:#5a7a68; font-size:14px; }

/* ============ 页脚 ============ */
.site-footer { background:linear-gradient(135deg,#12402c,#1c5a3e); color:#c8e0d2; margin-top:60px; }
.footer-inner { max-width:1280px; margin:0 auto; padding:64px 24px 40px; display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:44px; }
.footer-col h4 { color:#fff; margin-bottom:20px; font-size:17px; }
.footer-col a { display:block; color:#c8e0d2; margin-bottom:10px; font-size:14px; transition:.3s; }
.footer-col a:hover { color:#8fe5bd; }
.footer-col p { font-size:14px; margin-bottom:8px; }
.footer-bottom { border-top:1px solid rgba(255,255,255,.12); max-width:1280px; margin:0 auto; padding:22px 24px; text-align:center; font-size:13px; color:#a8c8b6; }

/* ============ 动画 ============ */
.reveal { opacity:0; transform:translateY(40px); transition:all .9s ease; }
.reveal.show { opacity:1; transform:none; }

/* ============ 响应式 ============ */
@media (max-width:992px){
  .grid-4,.grid-3,.news-list { grid-template-columns:repeat(2,1fr); }
  .footer-inner { grid-template-columns:1fr 1fr; }
}
@media (max-width:768px){
  .main-nav { position:fixed; top:70px; left:0; right:0; background:#fff; flex-direction:column; padding:24px; gap:16px; box-shadow:0 8px 24px rgba(0,0,0,.08); transform:translateY(-150%); transition:.4s; }
  body.nav-open .main-nav { transform:translateY(0); }
  .menu-toggle { display:block; }
  .header-qq { display:none; }
  .header-btns .btn { padding:7px 14px; font-size:13px; }
  .grid-4,.grid-3,.grid-2,.news-list,.contact-box,.stats { grid-template-columns:1fr; }
  .footer-inner { grid-template-columns:1fr; padding:44px 20px 30px; }
  .section { padding:64px 20px; }
  .article-detail { padding:28px; }
  .hero-content { padding:0 26px; }
  .hero { min-height:520px; }
  .hero-dots span { width:26px; }
}

/* ============ 页面 Banner ============ */
.page-banner {
  background:linear-gradient(135deg,#e8f7ee 0%,#b8e6cc 55%,#8fd9b4 100%);
  padding:100px 24px 90px;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.page-banner::before {
  content:''; position:absolute; inset:0;
  background:radial-gradient(circle at 80% 30%, rgba(255,255,255,.6), transparent 45%),
             radial-gradient(circle at 15% 85%, rgba(255,255,255,.4), transparent 40%);
  pointer-events:none;
}
.page-banner-inner { position:relative; z-index:1; max-width:900px; margin:0 auto; }
.page-banner h1 { font-size:clamp(28px,4vw,46px); color:#0d3b2a; font-weight:800; margin-bottom:16px; letter-spacing:1px; }
.page-banner p { color:#1c5a3e; font-size:clamp(14px,1.5vw,17px); opacity:.85; }

/* ============ 介绍段落块 ============ */
.intro-block { background:#fff; border-radius:18px; padding:44px 50px; box-shadow:0 8px 28px rgba(20,90,60,.06); border:1px solid #eaf5ef; max-width:1000px; margin:0 auto; }
.intro-block p { color:#2d4a3c; font-size:16px; line-height:2; margin-bottom:18px; }
.intro-block p:last-child { margin-bottom:0; }

/* ============ 奖项卡片 ============ */
.award-card { text-align:center; padding:32px 22px; }
.award-card .award-icon { font-size:42px; margin-bottom:14px; display:inline-block; transition:.4s; }
.award-card:hover .award-icon { transform:scale(1.15) rotate(-6deg); }
.award-card h3 { font-size:16px; }

/* ============ 工具卡片 ============ */
.tool-card { display:flex; flex-direction:column; }
.tool-card p { flex:1; }

/* ============ 城市卡片 ============ */
.city-card h3 { margin-bottom:0 !important; }
.city-card .icon { transition:.4s; }
.city-card:hover .icon { transform:translateY(-4px); }

/* ============ 新闻分类 Tab ============ */
.cat-tabs { display:flex; flex-wrap:wrap; gap:12px; justify-content:center; }
.cat-tab { padding:9px 20px; border-radius:24px; background:#fff; color:#1c5a3e; font-size:14px; border:1px solid #d5ecdf; transition:.3s; }
.cat-tab em { font-style:normal; color:#1aa06a; margin-left:4px; font-weight:600; }
.cat-tab:hover { border-color:#1aa06a; color:#1aa06a; transform:translateY(-2px); }
.cat-tab.active { background:linear-gradient(135deg,#1aa06a,#4fd39a); color:#fff; border-color:transparent; box-shadow:0 8px 20px rgba(26,160,106,.28); }
.cat-tab.active em { color:#d6f5e6; }

/* ============ 新闻底部信息条 ============ */
.news-foot { display:flex; justify-content:space-between; align-items:center; margin-top:16px; }
.news-foot .date { font-size:12px; color:#8aa89a; }

/* ============ 分页 ============ */
.pagination { text-align:center; margin-top:52px; }
.page-btn { display:inline-block; min-width:42px; height:42px; line-height:42px; text-align:center; margin:0 5px; border-radius:10px; background:#fff; color:#1c5a3e; border:1px solid #d5ecdf; font-size:14px; transition:.3s; }
.page-btn:hover { border-color:#1aa06a; color:#1aa06a; transform:translateY(-2px); }
.page-btn.active { background:linear-gradient(135deg,#1aa06a,#4fd39a); color:#fff; border-color:transparent; box-shadow:0 8px 20px rgba(26,160,106,.28); }

@media (max-width:768px){
  .page-banner { padding:70px 20px 60px; }
  .intro-block { padding:28px 24px; }
  .cat-tabs { gap:8px; }
  .cat-tab { padding:7px 14px; font-size:13px; }
}