@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

:root{
  --bg:#fbf8f1;
  --bg-alt:#f4efe2;
  --bg-sage:#eef1e4;
  --surface:#ffffff;
  --surface-warm:#fdfaf3;
  --ink:#2c3327;
  --ink-soft:#5c6552;
  --ink-faint:#8b9280;
  --moss:#6f8f5a;
  --moss-deep:#41603c;
  --moss-light:#a8c489;
  --leaf:#9dbf7e;
  --clay:#c07a52;
  --clay-light:#e2b291;
  --sand:#e8dfc9;
  --sand-deep:#d9cdb1;
  --line:rgba(65,96,60,.14);
  --shadow-s:0 6px 18px -8px rgba(65,96,60,.18);
  --shadow-m:0 18px 42px -22px rgba(65,96,60,.30);
  --shadow-l:0 34px 80px -40px rgba(65,96,60,.38);
  --r-sm:16px;
  --r-md:26px;
  --r-lg:40px;
  --r-xl:64px;
  --blob-a:58% 42% 47% 53% / 52% 55% 45% 48%;
  --blob-b:44% 56% 62% 38% / 48% 40% 60% 52%;
  --ease:cubic-bezier(.22,.68,.32,1);
}

*,*::before,*::after{box-sizing:border-box;}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}

body{
  margin:0;
  overflow-x:hidden;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  letter-spacing:.02em;
  background-image:
    radial-gradient(1100px 620px at 88% -8%, rgba(157,191,126,.20), transparent 62%),
    radial-gradient(900px 540px at -10% 12%, rgba(226,178,145,.16), transparent 60%),
    radial-gradient(800px 700px at 50% 108%, rgba(168,196,137,.14), transparent 65%);
  background-attachment:fixed;
}

img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}

::selection{background:rgba(157,191,126,.42);color:var(--moss-deep);}

:focus-visible{
  outline:2px dashed var(--moss);
  outline-offset:4px;
  border-radius:6px;
}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:26px;
  padding-right:26px;
}

.section{
  position:relative;
  padding:clamp(60px,8vw,116px) 0;
}

.section-label{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  font-weight:500;
  letter-spacing:.28em;
  color:var(--moss);
  text-transform:uppercase;
  margin-bottom:18px;
}

.section-label::before{
  content:"";
  width:12px;
  height:12px;
  background:linear-gradient(140deg,var(--leaf),var(--moss-deep));
  border-radius:64% 36% 55% 45% / 50% 58% 42% 50%;
  box-shadow:0 0 0 4px rgba(157,191,126,.22);
}

.section-title{
  font-family:"Noto Serif SC","Songti SC","STSong",serif;
  font-weight:600;
  font-size:clamp(28px,4.2vw,46px);
  line-height:1.28;
  letter-spacing:.01em;
  color:var(--moss-deep);
  margin:0 0 18px;
  max-width:20em;
}

.section-title::after{
  content:"";
  display:block;
  width:74px;
  height:7px;
  margin-top:20px;
  border-radius:99px;
  background:linear-gradient(90deg,var(--leaf),rgba(157,191,126,0));
}

.section-desc{
  max-width:44em;
  color:var(--ink-soft);
  font-size:clamp(15px,1.5vw,17px);
  font-weight:300;
  line-height:1.95;
  margin:0 0 12px;
}

.text-accent{color:var(--clay);}
.text-center{text-align:center;}
.text-center .section-title{margin-left:auto;margin-right:auto;}
.text-center .section-title::after{margin-left:auto;margin-right:auto;background:linear-gradient(90deg,rgba(157,191,126,0),var(--leaf),rgba(157,191,126,0));}
.text-center .section-desc{margin-left:auto;margin-right:auto;}
.mt-0{margin-top:0 !important;}
.mb-0{margin-bottom:0 !important;}

.seo-description{
  max-width:56em;
  margin:34px auto 0;
  font-size:14px;
  line-height:2.15;
  font-weight:300;
  color:var(--ink-faint);
  letter-spacing:.04em;
  padding-top:22px;
  border-top:1px dashed var(--sand-deep);
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(251,248,241,.82);
  -webkit-backdrop-filter:blur(16px) saturate(130%);
  backdrop-filter:blur(16px) saturate(130%);
  border-bottom:1px solid var(--line);
  transition:background .4s var(--ease);
}

.header-inner{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:14px 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}

.logo{
  display:inline-flex;
  align-items:center;
  gap:13px;
  font-family:"Noto Serif SC","Songti SC",serif;
  font-size:20px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--moss-deep);
  white-space:nowrap;
}

.logo-icon{
  width:44px;
  height:44px;
  flex:0 0 44px;
  border-radius:var(--blob-a);
  background:
    radial-gradient(circle at 32% 28%, #cfe3b6 0%, rgba(207,227,182,0) 58%),
    linear-gradient(145deg,var(--leaf) 0%,var(--moss) 52%,var(--moss-deep) 100%);
  box-shadow:
    inset 0 -6px 12px rgba(30,52,26,.28),
    inset 0 6px 10px rgba(255,255,255,.36),
    0 10px 22px -12px rgba(65,96,60,.75);
  position:relative;
  transition:border-radius .8s var(--ease), transform .6s var(--ease);
}

.logo-icon::after{
  content:"";
  position:absolute;
  inset:0;
  margin:auto;
  width:11px;
  height:11px;
  border-radius:60% 40% 45% 55%;
  background:rgba(255,255,255,.86);
}

.logo:hover .logo-icon{
  border-radius:var(--blob-b);
  transform:rotate(-10deg) scale(1.06);
}

.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}

.main-nav a{
  display:inline-block;
  position:relative;
  padding:9px 15px;
  font-size:15px;
  font-weight:400;
  color:var(--ink-soft);
  border-radius:99px;
  transition:color .35s var(--ease),background .35s var(--ease);
}

.main-nav a::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:4px;
  width:0;
  height:3px;
  border-radius:99px;
  background:linear-gradient(90deg,var(--leaf),var(--clay-light));
  transform:translateX(-50%);
  transition:width .4s var(--ease);
}

.main-nav a:hover{
  color:var(--moss-deep);
  background:rgba(157,191,126,.16);
}

.main-nav a:hover::after{width:26px;}

.nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  margin-left:16px;
  padding:11px 24px;
  font-size:14px;
  font-weight:500;
  letter-spacing:.06em;
  color:#fdfaf3;
  border-radius:99px 99px 99px 12px;
  background:linear-gradient(135deg,var(--moss) 0%,var(--moss-deep) 100%);
  box-shadow:0 14px 26px -16px rgba(65,96,60,.95), inset 0 1px 0 rgba(255,255,255,.28);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-radius .5s var(--ease);
}

.nav-cta:hover{
  transform:translateY(-2px);
  border-radius:12px 99px 99px 99px;
  box-shadow:0 20px 34px -18px rgba(65,96,60,.95), inset 0 1px 0 rgba(255,255,255,.34);
}

.menu-toggle{
  display:none;
  width:46px;
  height:46px;
  padding:0;
  border:1px solid var(--line);
  border-radius:var(--blob-a);
  background:var(--surface-warm);
  color:var(--moss-deep);
  font-size:20px;
  line-height:1;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  transition:background .35s var(--ease),border-radius .5s var(--ease);
}

.menu-toggle:hover{background:rgba(157,191,126,.22);border-radius:var(--blob-b);}

/* ============ 首页大图 ============ */
.hero{
  position:relative;
  overflow:hidden;
  padding:clamp(56px,8vw,110px) 0 clamp(70px,9vw,120px);
  isolation:isolate;
}

.hero::before{
  content:"";
  position:absolute;
  z-index:-2;
  width:min(72vw,880px);
  aspect-ratio:1;
  right:-16%;
  top:-22%;
  border-radius:var(--blob-a);
  background:radial-gradient(circle at 40% 35%, rgba(157,191,126,.34), rgba(157,191,126,0) 68%);
  filter:blur(6px);
}

.hero::after{
  content:"";
  position:absolute;
  z-index:-2;
  width:min(46vw,520px);
  aspect-ratio:1;
  left:-14%;
  bottom:-26%;
  border-radius:var(--blob-b);
  background:radial-gradient(circle at 55% 45%, rgba(226,178,145,.30), rgba(226,178,145,0) 70%);
}

.hero .container{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  align-items:center;
  gap:clamp(32px,5vw,72px);
}

.hero-content{max-width:620px;}

.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:8px 18px 8px 12px;
  margin-bottom:26px;
  font-size:13px;
  font-weight:500;
  letter-spacing:.16em;
  color:var(--moss-deep);
  background:rgba(255,255,255,.72);
  border:1px solid rgba(157,191,126,.42);
  border-radius:99px;
  box-shadow:var(--shadow-s);
}

.hero-eyebrow::before{
  content:"";
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--clay);
  box-shadow:0 0 0 5px rgba(192,122,82,.16);
}

.hero h1{
  font-family:"Noto Serif SC","Songti SC",serif;
  font-weight:600;
  font-size:clamp(34px,5.4vw,62px);
  line-height:1.22;
  letter-spacing:.01em;
  color:var(--moss-deep);
  margin:0 0 22px;
}

.hero h1 em,
.hero h1 .text-accent{
  font-style:normal;
  color:var(--clay);
  position:relative;
}

.hero-content p{
  max-width:36em;
  color:var(--ink-soft);
  font-size:clamp(15px,1.6vw,17.5px);
  font-weight:300;
  line-height:2;
  margin:0 0 34px;
}

.hero-buttons{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  align-items:center;
}

.hero-image{
  position:relative;
  width:100%;
  aspect-ratio:5 / 5.2;
  border-radius:var(--blob-a);
  overflow:hidden;
  background:
    linear-gradient(150deg, rgba(168,196,137,.55), rgba(232,223,201,.65)),
    var(--bg-alt);
  box-shadow:var(--shadow-l), inset 0 0 0 1px rgba(255,255,255,.6);
  animation:blobMorph 16s ease-in-out infinite;
}

.hero-image img{
  width:100%;
  height:100%;
  object-fit:cover;
  mix-blend-mode:multiply;
}

.hero-image::after{
  content:"";
  position:absolute;
  inset:auto -12% -18% auto;
  width:52%;
  aspect-ratio:1;
  border-radius:var(--blob-b);
  background:radial-gradient(circle at 40% 40%, rgba(255,255,255,.55), rgba(255,255,255,0) 70%);
  pointer-events:none;
}

@keyframes blobMorph{
  0%,100%{border-radius:58% 42% 47% 53% / 52% 55% 45% 48%;}
  33%{border-radius:46% 54% 60% 40% / 58% 44% 56% 42%;}
  66%{border-radius:62% 38% 40% 60% / 44% 60% 40% 56%;}
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:15px 34px;
  font-size:15px;
  font-weight:500;
  letter-spacing:.08em;
  line-height:1;
  border:1px solid transparent;
  border-radius:99px;
  cursor:pointer;
  position:relative;
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),color .35s var(--ease),background .45s var(--ease),border-radius .55s var(--ease);
}

.btn::after{
  content:"";
  width:16px;
  height:16px;
  border-radius:60% 40% 50% 50%;
  background:currentColor;
  opacity:.28;
  transition:transform .45s var(--ease),opacity .35s var(--ease);
}

.btn:hover::after{transform:translateX(5px) scale(1.15);opacity:.55;}

.btn-primary{
  color:#fdfaf3;
  background:linear-gradient(135deg,var(--moss) 0%,var(--moss-deep) 100%);
  border-radius:99px 99px 99px 14px;
  box-shadow:0 18px 32px -18px rgba(65,96,60,.95), inset 0 1px 0 rgba(255,255,255,.30);
}

.btn-primary:hover{
  transform:translateY(-3px);
  border-radius:14px 99px 99px 99px;
  box-shadow:0 26px 46px -20px rgba(65,96,60,.95), inset 0 1px 0 rgba(255,255,255,.36);
}

.btn-outline{
  color:var(--moss-deep);
  background:rgba(255,255,255,.62);
  border:1px solid rgba(65,96,60,.28);
  border-radius:99px 99px 14px 99px;
  box-shadow:var(--shadow-s);
}

.btn-outline:hover{
  transform:translateY(-3px);
  border-radius:14px 99px 99px 99px;
  background:#fff;
  border-color:rgba(192,122,82,.55);
  color:var(--clay);
}

/* ============ 卡片 ============ */
.cards-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(258px,1fr));
  gap:clamp(18px,2.4vw,30px);
  margin-top:clamp(34px,4vw,56px);
}

.category-card{
  position:relative;
  overflow:hidden;
  padding:36px 30px 32px;
  background:var(--surface);
  border:1px solid rgba(232,223,201,.9);
  border-radius:38px 38px 38px 12px;
  box-shadow:var(--shadow-s);
  transition:transform .55s var(--ease),box-shadow .55s var(--ease),border-radius .65s var(--ease),background .5s var(--ease);
}

.category-card::before{
  content:"";
  position:absolute;
  width:200px;
  height:200px;
  right:-92px;
  top:-92px;
  border-radius:var(--blob-a);
  background:radial-gradient(circle at 35% 35%, rgba(157,191,126,.30), rgba(157,191,126,0) 70%);
  transition:transform .8s var(--ease),opacity .5s var(--ease);
  opacity:.85;
}

.category-card::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:100%;
  height:4px;
  background:linear-gradient(90deg,var(--leaf),var(--clay-light),rgba(157,191,126,0));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .6s var(--ease);
}

.category-card:hover{
  transform:translateY(-8px);
  border-radius:12px 38px 38px 38px;
  box-shadow:var(--shadow-m);
  background:var(--surface-warm);
}

.category-card:hover::before{transform:scale(1.16) rotate(12deg);opacity:1;}
.category-card:hover::after{transform:scaleX(1);}

.card-icon{
  display:flex;
  align-items:center;
  justify-content:center;
  width:64px;
  height:64px;
  margin-bottom:24px;
  font-size:26px;
  color:var(--moss-deep);
  border-radius:var(--blob-a);
  background:linear-gradient(148deg,rgba(207,227,182,.95),rgba(232,223,201,.85));
  box-shadow:inset 0 -6px 12px rgba(65,96,60,.14), inset 0 5px 10px rgba(255,255,255,.7);
  transition:border-radius .7s var(--ease),transform .5s var(--ease);
}

.category-card:hover .card-icon{
  border-radius:var(--blob-b);
  transform:rotate(-8deg);
}

.category-card h3{
  font-family:"Noto Serif SC","Songti SC",serif;
  font-size:20px;
  font-weight:600;
  letter-spacing:.03em;
  color:var(--moss-deep);
  margin:0 0 12px;
}

.category-card p{
  font-size:14.5px;
  font-weight:300;
  line-height:1.95;
  color:var(--ink-soft);
  margin:0 0 22px;
}

.card-link{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:14px;
  font-weight:500;
  letter-spacing:.1em;
  color:var(--moss);
  padding-bottom:3px;
  border-bottom:1px dashed rgba(111,143,90,.45);
  transition:color .35s var(--ease),gap .35s var(--ease),border-color .35s var(--ease);
}

.card-link::after{
  content:"";
  width:9px;
  height:9px;
  border-radius:60% 40% 50% 50%;
  background:currentColor;
  opacity:.6;
  transition:transform .4s var(--ease);
}

.card-link:hover{color:var(--clay);gap:14px;border-color:rgba(192,122,82,.55);}
.card-link:hover::after{transform:rotate(45deg) scale(1.2);}

/* ============ 特性区块 ============ */
.feature-block{
  display:grid;
  grid-template-columns:.95fr 1.05fr;
  align-items:center;
  gap:clamp(30px,5vw,76px);
}

.feature-block:nth-of-type(even) .feature-image{order:2;}

.feature-image{
  position:relative;
  width:100%;
  aspect-ratio:4 / 3.4;
  overflow:hidden;
  border-radius:var(--blob-b);
  background:
    linear-gradient(160deg, rgba(168,196,137,.45), rgba(232,223,201,.7)),
    var(--bg-alt);
  box-shadow:var(--shadow-m), inset 0 0 0 1px rgba(255,255,255,.6);
  animation:blobMorph 20s ease-in-out infinite reverse;
}

.feature-image img{width:100%;height:100%;object-fit:cover;}

.feature-image::before{
  content:"";
  position:absolute;
  left:-26px;
  top:-26px;
  width:96px;
  height:96px;
  border-radius:var(--blob-a);
  background:radial-gradient(circle at 40% 40%, rgba(192,122,82,.34), rgba(192,122,82,0) 70%);
  pointer-events:none;
}

.feature-text h3,
.feature-text .section-title{font-size:clamp(24px,3vw,34px);}

.feature-text p{
  font-size:15.5px;
  font-weight:300;
  line-height:2;
  color:var(--ink-soft);
  margin:0 0 26px;
  max-width:34em;
}

.feature-list{
  display:grid;
  gap:14px;
  margin:0;
}

.feature-list li{
  position:relative;
  padding-left:38px;
  font-size:15px;
  font-weight:400;
  color:var(--ink-soft);
  line-height:1.9;
}

.feature-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.62em;
  width:15px;
  height:15px;
  border-radius:66% 34% 52% 48% / 48% 56% 44% 52%;
  background:linear-gradient(140deg,var(--leaf),var(--moss));
  box-shadow:0 0 0 4px rgba(157,191,126,.18);
}

.feature-list li strong{color:var(--moss-deep);font-weight:600;}

/* ============ 数据条 ============ */
.stats-bar{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(160px,1fr));
  gap:clamp(16px,3vw,34px);
  padding:clamp(34px,4.6vw,56px) clamp(24px,4vw,54px);
  border-radius:var(--r-xl) var(--r-xl) var(--r-xl) 20px;
  background:
    radial-gradient(620px 320px at 12% 0%, rgba(157,191,126,.34), transparent 62%),
    radial-gradient(520px 300px at 92% 110%, rgba(226,178,145,.30), transparent 60%),
    linear-gradient(150deg,#fdfaf3,#f1f3e6);
  border:1px solid rgba(232,223,201,.95);
  box-shadow:var(--shadow-m), inset 0 1px 0 rgba(255,255,255,.9);
  position:relative;
  overflow:hidden;
}

.stats-bar::after{
  content:"";
  position:absolute;
  right:-70px;
  bottom:-90px;
  width:240px;
  height:240px;
  border-radius:var(--blob-b);
  background:radial-gradient(circle at 40% 40%, rgba(157,191,126,.24), transparent 70%);
  pointer-events:none;
}

.stat-item{
  position:relative;
  text-align:center;
  padding:6px 8px;
}

.stat-item + .stat-item::before{
  content:"";
  position:absolute;
  left:calc(-1 * clamp(8px,1.5vw,17px));
  top:18%;
  height:64%;
  width:1px;
  background:linear-gradient(180deg,transparent,rgba(65,96,60,.18),transparent);
}

.stat-number{
  display:block;
  font-family:"Noto Serif SC","Songti SC",serif;
  font-size:clamp(32px,4.4vw,50px);
  font-weight:700;
  line-height:1.1;
  letter-spacing:.01em;
  color:var(--moss-deep);
  background:linear-gradient(150deg,var(--moss-deep) 20%,var(--moss) 70%,var(--clay) 130%);
  -webkit-background-clip:text;
  background-clip:text;
  -webkit-text-fill-color:transparent;
}

.stat-label{
  display:block;
  margin-top:10px;
  font-size:13.5px;
  font-weight:400;
  letter-spacing:.16em;
  color:var(--ink-faint);
}

/* ============ 内容墙 ============ */
.content-wall{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:clamp(18px,2.4vw,28px);
  margin-top:clamp(32px,4vw,54px);
}

.content-wall-item{
  position:relative;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid rgba(232,223,201,.9);
  border-radius:32px 32px 12px 32px;
  box-shadow:var(--shadow-s);
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-radius .6s var(--ease);
}

.content-wall-item::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(157,191,126,.10),transparent 42%);
  opacity:0;
  transition:opacity .5s var(--ease);
  pointer-events:none;
}

.content-wall-item:hover{
  transform:translateY(-6px);
  border-radius:12px 32px 32px 32px;
  box-shadow:var(--shadow-m);
}

.content-wall-item:hover::before{opacity:1;}

.content-wall-item img{
  width:100%;
  aspect-ratio:16 / 10;
  object-fit:cover;
  border-radius:32px 32px 0 0;
}

.content-wall-body{
  padding:26px 26px 30px;
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1;
}

.content-wall-body h3{
  font-family:"Noto Serif SC","Songti SC",serif;
  font-size:18.5px;
  font-weight:600;
  line-height:1.6;
  color:var(--moss-deep);
  margin:0;
  transition:color .35s var(--ease);
}

.content-wall-item:hover .content-wall-body h3{color:var(--clay);}

.content-wall-body p{
  font-size:14.5px;
  font-weight:300;
  line-height:1.95;
  color:var(--ink-soft);
  margin:0;
}

.content-wall-body time,
.content-wall-body .text-accent{
  font-size:12.5px;
  letter-spacing:.14em;
  color:var(--clay);
}

/* ============ 问答 ============ */
.faq-list{
  max-width:900px;
  margin:clamp(32px,4vw,52px) auto 0;
  display:grid;
  gap:14px;
}

.faq-item{
  position:relative;
  padding:6px 28px;
  background:var(--surface);
  border:1px solid rgba(232,223,201,.95);
  border-radius:28px 28px 28px 10px;
  box-shadow:var(--shadow-s);
  transition:border-color .4s var(--ease),box-shadow .4s var(--ease),background .4s var(--ease),border-radius .5s var(--ease);
}

.faq-item:hover{
  background:var(--surface-warm);
  border-color:rgba(157,191,126,.55);
  box-shadow:var(--shadow-m);
  border-radius:10px 28px 28px 28px;
}

.faq-question{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 0;
  margin:0;
  font-family:"Noto Serif SC","Songti SC",serif;
  font-size:16.5px;
  font-weight:600;
  letter-spacing:.02em;
  color:var(--moss-deep);
  cursor:pointer;
  transition:color .35s var(--ease);
}

.faq-question::after{
  content:"";
  flex:0 0 auto;
  width:22px;
  height:22px;
  border-radius:var(--blob-a);
  background:linear-gradient(140deg,var(--leaf),var(--moss));
  box-shadow:inset 0 0 0 6px rgba(255,255,255,.85);
  transition:transform .45s var(--ease),border-radius .6s var(--ease);
}

.faq-item:hover .faq-question{color:var(--clay);}
.faq-item:hover .faq-question::after{transform:rotate(60deg);border-radius:var(--blob-b);}

.faq-answer{
  margin:0;
  padding:0 0 22px;
  font-size:14.8px;
  font-weight:300;
  line-height:2.05;
  color:var(--ink-soft);
  max-width:62em;
  border-top:1px dashed rgba(232,223,201,1);
  padding-top:16px;
}

/* ============ 横幅 ============ */
.cta-banner{
  position:relative;
  overflow:hidden;
  isolation:isolate;
  text-align:center;
  padding:clamp(48px,7vw,86px) clamp(24px,5vw,70px);
  border-radius:var(--r-xl) var(--r-xl) 24px var(--r-xl);
  background:
    radial-gradient(620px 380px at 14% 8%, rgba(207,227,182,.55), transparent 62%),
    radial-gradient(560px 340px at 88% 96%, rgba(226,178,145,.45), transparent 62%),
    linear-gradient(150deg,#41603c 0%,#54764a 46%,#6f8f5a 100%);
  box-shadow:0 40px 80px -46px rgba(65,96,60,.9), inset 0 1px 0 rgba(255,255,255,.22);
  color:#f6f6ea;
}

.cta-banner::before{
  content:"";
  position:absolute;
  z-index:-1;
  width:340px;
  height:340px;
  left:-120px;
  top:-140px;
  border-radius:var(--blob-a);
  background:rgba(255,255,255,.10);
  animation:blobMorph 18s ease-in-out infinite;
}

.cta-banner::after{
  content:"";
  position:absolute;
  z-index:-1;
  width:260px;
  height:260px;
  right:-90px;
  bottom:-130px;
  border-radius:var(--blob-b);
  background:rgba(255,255,255,.09);
  animation:blobMorph 22s ease-in-out infinite reverse;
}

.cta-banner .section-title,
.cta-banner h2{
  color:#fdfcf3;
  margin-left:auto;
  margin-right:auto;
  font-family:"Noto Serif SC","Songti SC",serif;
  font-size:clamp(26px,3.8vw,42px);
  font-weight:600;
  line-height:1.34;
}

.cta-banner .section-title::after{
  margin-left:auto;
  margin-right:auto;
  background:linear-gradient(90deg,rgba(255,255,255,0),rgba(226,178,145,.95),rgba(255,255,255,0));
}

.cta-banner .section-desc,
.cta-banner p{
  color:rgba(250,250,240,.86);
  margin-left:auto;
  margin-right:auto;
  max-width:46em;
  font-weight:300;
}

.cta-banner .btn-primary{
  background:linear-gradient(135deg,#fdfaf3,#eef1e4);
  color:var(--moss-deep);
  box-shadow:0 20px 38px -20px rgba(20,36,18,.9), inset 0 1px 0 rgba(255,255,255,.9);
}

.cta-banner .btn-primary:hover{color:var(--clay);}

.cta-banner .btn-outline{
  background:rgba(255,255,255,.10);
  border-color:rgba(255,255,255,.55);
  color:#fdfcf3;
  box-shadow:none;
}

.cta-banner .btn-outline:hover{
  background:rgba(255,255,255,.2);
  border-color:rgba(255,255,255,.9);
  color:#fff;
}

.cta-banner .hero-buttons{justify-content:center;margin-top:32px;}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  margin-top:clamp(56px,8vw,110px);
  padding:clamp(52px,7vw,86px) 0 0;
  background:
    radial-gradient(760px 400px at 82% 0%, rgba(157,191,126,.26), transparent 62%),
    linear-gradient(180deg,#f2f2e5 0%,#eaeee0 100%);
  border-top:1px solid rgba(232,223,201,.95);
  border-radius:var(--r-xl) var(--r-xl) 0 0;
  overflow:hidden;
}

.site-footer::before{
  content:"";
  position:absolute;
  left:-140px;
  top:-120px;
  width:340px;
  height:340px;
  border-radius:var(--blob-a);
  background:radial-gradient(circle at 40% 40%, rgba(226,178,145,.22), transparent 70%);
  pointer-events:none;
}

.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:clamp(26px,4vw,54px);
  padding-bottom:clamp(38px,5vw,60px);
}

.footer-brand{
  max-width:24em;
}

.footer-brand .logo{
  margin-bottom:18px;
}

.footer-brand p{
  font-size:14px;
  font-weight:300;
  line-height:2.05;
  color:var(--ink-soft);
  margin:0;
}

.footer-col h4{
  font-family:"Noto Serif SC","Songti SC",serif;
  font-size:15.5px;
  font-weight:600;
  letter-spacing:.1em;
  color:var(--moss-deep);
  margin:0 0 18px;
  position:relative;
  padding-bottom:12px;
}

.footer-col h4::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:26px;
  height:4px;
  border-radius:99px;
  background:linear-gradient(90deg,var(--leaf),rgba(192,122,82,.5));
}

.footer-col ul{display:grid;gap:11px;}

.footer-col a,
.footer-col li{
  font-size:14px;
  font-weight:300;
  color:var(--ink-soft);
  line-height:1.9;
  transition:color .35s var(--ease),padding-left .35s var(--ease);
}

.footer-col a:hover{
  color:var(--clay);
  padding-left:6px;
}

.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:22px 0 28px;
  border-top:1px dashed rgba(65,96,60,.2);
  font-size:13px;
  font-weight:300;
  letter-spacing:.06em;
  color:var(--ink-faint);
}

.footer-bottom a{color:var(--ink-faint);transition:color .35s var(--ease);}
.footer-bottom a:hover{color:var(--moss);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero .container{grid-template-columns:1fr;gap:44px;}
  .hero-content{max-width:none;}
  .hero-image{aspect-ratio:16 / 12;max-width:560px;margin:0 auto;}
  .feature-block{grid-template-columns:1fr;gap:34px;}
  .feature-block:nth-of-type(even) .feature-image{order:0;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1 / -1;max-width:none;}
}

@media (max-width:860px){
  .main-nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    margin:0;
    padding:16px 20px 24px;
    background:rgba(251,248,241,.97);
    -webkit-backdrop-filter:blur(18px);
    backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
    border-radius:0 0 var(--r-md) var(--r-md);
    box-shadow:var(--shadow-m);
  }
  .main-nav.open,
  .main-nav.is-open,
  .main-nav.active{display:flex;}

  .main-nav a{padding:13px 18px;border-radius:18px;font-size:15.5px;}
  .main-nav a::after{display:none;}

  .nav-cta{display:none;}
  .menu-toggle{display:inline-flex;}

  .site-header{position:sticky;}

  .stats-bar{border-radius:var(--r-lg) var(--r-lg) var(--r-lg) 18px;}
  .stat-item + .stat-item::before{display:none;}
  .stat-item:nth-child(n+3){border-top:1px dashed rgba(65,96,60,.16);padding-top:22px;}
}

@media (max-width:640px){
  body{font-size:15.5px;}
  .container{padding-left:20px;padding-right:20px;}
  .header-inner{padding:12px 20px;gap:12px;}
  .logo{font-size:17.5px;gap:10px;}
  .logo-icon{width:38px;height:38px;flex:0 0 38px;}
  .menu-toggle{width:42px;height:42px;}

  .section{padding:52px 0;}
  .section-label{font-size:12px;letter-spacing:.22em;margin-bottom:14px;}
  .section-title::after{width:56px;height:6px;margin-top:16px;}

  .hero{padding-top:38px;}
  .hero-eyebrow{font-size:12px;padding:7px 15px 7px 11px;margin-bottom:20px;}
  .hero-image{aspect-ratio:4 / 4.4;}

  .hero-buttons{gap:12px;}
  .btn{width:100%;padding:15px 24px;}

  .cards-grid{grid-template-columns:1fr;}
  .category-card{padding:30px 24px 28px;border-radius:30px 30px 30px 10px;}
  .card-icon{width:56px;height:56px;font-size:23px;margin-bottom:20px;}

  .stats-bar{padding:30px 20px;gap:22px;}
  .stat-number{font-size:34px;}

  .content-wall{grid-template-columns:1fr;}

  .faq-item{padding:4px 20px;border-radius:24px 24px 24px 8px;}
  .faq-question{font-size:15.5px;padding:17px 0;}

  .cta-banner{padding:44px 22px;border-radius:44px 44px 20px 44px;}

  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;font-size:12.5px;}
}

@media (max-width:380px){
  .logo{font-size:16px;letter-spacing:.03em;}
  .logo-icon{width:34px;height:34px;flex:0 0 34px;}
}

@media (prefers-reduced-motion:reduce){
  *,
  *::before,
  *::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}