*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:#0e2418;
  font-size:16px;
  line-height:1.7;
  background-color:#f4fbf6;
  background-image:
    radial-gradient(900px 520px at 8% -8%, rgba(46,199,110,.18), transparent 62%),
    radial-gradient(760px 500px at 96% 8%, rgba(18,160,88,.12), transparent 65%),
    radial-gradient(900px 560px at 50% 102%, rgba(46,199,110,.10), transparent 70%);
  background-repeat:no-repeat;
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;color:#0e2418}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.section{padding:62px 0}
section[id]{scroll-margin-top:86px}
.section-head{max-width:760px;margin-bottom:34px}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:#0f7f45;
  background:#e8f8ee;border:1px solid #cdebd8;
  padding:5px 14px;border-radius:999px;margin-bottom:14px;
}
.tag::before{content:"";width:6px;height:6px;border-radius:50%;background:#2ec76e}
.section-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.32;letter-spacing:-.3px;margin-bottom:12px}
.section-head p{color:#42604f;font-size:15.5px;line-height:1.8}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:600;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  font-family:inherit;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:linear-gradient(135deg,#2ec76e,#12a04f);color:#fff;box-shadow:0 12px 24px -14px rgba(18,160,79,.95)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 30px -16px rgba(18,160,79,1)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 16px -12px rgba(18,160,79,.9)}
.btn-ghost{background:#fff;color:#0e2418;border-color:#cdebd8;box-shadow:0 1px 2px rgba(11,61,36,.05)}
.btn-ghost:hover{border-color:#2ec76e;color:#0f7f45;transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid #dcefe1;
}
.nav-wrap{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.ai-page-logo{max-height:40px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap}
.nav-links a{
  display:block;padding:8px 11px;font-size:14.5px;color:#3d5b4b;
  text-decoration:none;border-radius:8px;white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:#0f7f45;background:rgba(46,199,110,.1)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:38px;border-radius:10px;
  border:1px solid #cdebd8;background:#fff;cursor:pointer;
  padding:0;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#12a04f;transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* Hero */
.hero{position:relative;padding:54px 0 56px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(680px 320px at 12% 0%, rgba(46,199,110,.20), transparent 70%),
    radial-gradient(520px 300px at 92% 18%, rgba(18,160,88,.14), transparent 72%);
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:44px;align-items:start}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:#0f7f45;
  background:#e8f8ee;border:1px solid #cdebd8;
  padding:6px 14px;border-radius:999px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:#2ec76e}
.hero h1{
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.24;letter-spacing:-1px;
  margin:18px 0 16px;color:#0e2418;
}
.hero h1 em{
  font-style:normal;color:#12a04f;
  background:linear-gradient(transparent 64%, rgba(46,199,110,.28) 0);
  padding:0 2px;
}
.hero-lead{font-size:16px;color:#42604f;max-width:620px;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:14px;color:#42604f}
.hero-points li::before{content:"";width:7px;height:7px;border-radius:50%;background:#2ec76e;flex:0 0 auto}
.hero-copy > *{animation:rise .7s ease both}
.hero-copy > *:nth-child(2){animation-delay:.06s}
.hero-copy > *:nth-child(3){animation-delay:.12s}
.hero-copy > *:nth-child(4){animation-delay:.18s}
.hero-copy > *:nth-child(5){animation-delay:.24s}
@keyframes rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.hero-panel{
  background:#fff;border:1px solid #cdebd8;border-radius:22px;
  padding:20px;position:relative;overflow:hidden;
  box-shadow:0 28px 52px -36px rgba(11,61,36,.65);
  animation:rise .8s .18s ease both;
}
.hero-panel::after{
  content:"";position:absolute;width:190px;height:190px;right:-64px;top:-76px;
  border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(46,199,110,.30),transparent 70%);
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px;position:relative;z-index:1}
.panel-head strong{font-size:14px;color:#0e2418}
.panel-dots{display:flex;gap:5px}
.panel-dots span{width:7px;height:7px;border-radius:50%;background:#bfe9cf}
.panel-dots span:nth-child(2){background:#8fdcae}
.panel-dots span:nth-child(3){background:#2ec76e}
.model-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;position:relative;z-index:1}
.model-pill{
  font-size:12.5px;text-align:center;padding:7px 4px;
  background:#f2fbf6;border:1px solid #dcf0e4;border-radius:10px;
  color:#2b5442;transition:transform .2s ease,background .2s ease,color .2s ease;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.model-pill:hover{background:#dcf6e7;color:#0f7f45;transform:translateY(-2px)}
.panel-foot{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px;position:relative;z-index:1}
.panel-foot div{background:#f2fbf6;border:1px solid #dcf0e4;border-radius:12px;padding:12px 10px;text-align:center}
.panel-foot b{display:block;font-size:20px;color:#12a04f;line-height:1.2}
.panel-foot span{font-size:12.5px;color:#42604f}

/* Stats */
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:44px}
.stat-card{
  background:#fff;border:1px solid #cdebd8;border-radius:16px;
  padding:22px 18px;text-align:center;
  box-shadow:0 12px 26px -24px rgba(11,61,36,.7);
  transition:transform .25s ease,box-shadow .25s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:0 20px 34px -26px rgba(11,61,36,.85)}
.stat-num{display:block;font-size:clamp(26px,3vw,34px);font-weight:700;color:#12a04f;line-height:1.1}
.stat-num i{font-style:normal;font-size:14px;color:#42604f;font-weight:600;margin-left:2px}
.stat-card p{margin-top:8px;font-size:14px;color:#42604f}

/* About */
.about-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:28px;align-items:start}
.about-copy p{font-size:15.5px;color:#42604f;line-height:1.9;margin-bottom:16px}
.about-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.about-list{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;
  background:#fff;border:1px solid #cdebd8;border-radius:20px;padding:22px;
  box-shadow:0 24px 44px -38px rgba(11,61,36,.8);
}
.about-list li{display:flex;gap:10px;align-items:flex-start}
.about-list li:last-child{grid-column:1 / -1}
.about-list .dot{
  flex:0 0 auto;width:8px;height:8px;border-radius:3px;background:#2ec76e;margin-top:9px;
}
.about-list strong{display:block;font-size:14.5px;color:#0e2418;line-height:1.6}
.about-list span{display:block;font-size:13.4px;color:#5c7a6a;line-height:1.6}

/* Service cards */
.svc-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:start}
.svc-card{
  position:relative;overflow:hidden;
  background:#fff;border:1px solid #cdebd8;border-radius:18px;padding:24px;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.svc-card::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;
  background:linear-gradient(90deg,#2ec76e,#12a04f);
  transition:width .35s ease;
}
.svc-card:hover{transform:translateY(-5px);border-color:#a9e2c1;box-shadow:0 22px 38px -28px rgba(11,61,36,.85)}
.svc-card:hover::before{width:100%}
.svc-icon{
  width:46px;height:46px;border-radius:14px;background:#e8f8ee;color:#12a04f;
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.svc-icon svg{width:24px;height:24px;display:block}
.svc-card h3{font-size:17px;margin-bottom:8px}
.svc-card p{font-size:14.5px;color:#42604f;line-height:1.72}

/* Scenes */
.scene-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.scene-card{
  background:#fff;border:1px solid #e3f3ea;border-radius:14px;padding:20px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.scene-card:hover{transform:translateY(-4px);border-color:#a9e2c1;box-shadow:0 18px 32px -28px rgba(11,61,36,.9)}
.scene-card h3{font-size:16px;margin-bottom:6px;display:flex;align-items:center;gap:8px}
.scene-card h3::before{content:"";width:8px;height:8px;border-radius:3px;background:#2ec76e;flex:0 0 auto}
.scene-card p{font-size:14px;color:#42604f;line-height:1.7}
.pill-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.pill{
  font-size:13.5px;color:#2b5442;background:#fff;border:1px solid #cdebd8;
  padding:7px 14px;border-radius:999px;
  transition:transform .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.pill:hover{border-color:#2ec76e;color:#0f7f45;transform:translateY(-2px);box-shadow:0 10px 18px -14px rgba(11,61,36,.8)}
.model-cloud{
  background:#fff;border:1px solid #cdebd8;border-radius:20px;padding:24px;
  box-shadow:0 24px 44px -40px rgba(11,61,36,.8);
}
.model-cloud .pill{background:#f4fbf7}
.model-cloud p{margin-top:16px;font-size:13.5px;color:#5c7a6a}

/* Industry */
.ind-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;align-items:start}
.ind-card{
  background:#fff;border:1px solid #cdebd8;border-radius:16px;padding:22px 20px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.ind-card:hover{transform:translateY(-4px);box-shadow:0 20px 34px -28px rgba(11,61,36,.85)}
.ind-card h3{font-size:16.5px;margin-bottom:12px}
.ind-card li{
  position:relative;padding-left:14px;font-size:13.8px;
  color:#42604f;line-height:1.6;margin-bottom:8px;
}
.ind-card li:last-child{margin-bottom:0}
.ind-card li::before{
  content:"";position:absolute;left:0;top:8px;
  width:5px;height:5px;border-radius:50%;background:#2ec76e;
}

/* Network & Steps */
.net-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;align-items:start}
.net-card{
  background:#fff;border:1px solid #cdebd8;border-radius:16px;padding:22px 20px;
}
.net-card h3{font-size:16px;margin-bottom:8px;color:#0f7f45}
.net-card p{font-size:13.8px;color:#42604f;line-height:1.7}
.steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;align-items:start}
.step{
  background:#fff;border:1px solid #cdebd8;border-radius:16px;padding:20px 18px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:0 18px 30px -26px rgba(11,61,36,.85)}
.step-no{
  width:30px;height:30px;border-radius:50%;margin-bottom:14px;
  background:linear-gradient(135deg,#2ec76e,#12a04f);color:#fff;
  font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 18px -12px rgba(18,160,79,.95);
}
.step h3{font-size:15px;margin-bottom:6px}
.step p{font-size:13.5px;color:#42604f;line-height:1.65}

/* Cases */
.case-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:start}
.case-card{
  background:#fff;border:1px solid #cdebd8;border-radius:18px;overflow:hidden;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.case-card:hover{transform:translateY(-5px);border-color:#a9e2c1;box-shadow:0 24px 40px -30px rgba(11,61,36,.9)}
.case-media{background:#eef8f2;border-bottom:1px solid #e3f3ea}
.case-media img{display:block;width:100%;height:auto;max-width:100%}
.case-body{padding:18px 20px}
.case-body h3{font-size:16px;margin-bottom:6px}
.case-body p{font-size:14px;color:#42604f;line-height:1.7}
.wall-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:18px}
.wall-item{
  background:#fff;border:1px solid #cdebd8;border-radius:14px;overflow:hidden;
  aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;
  transition:transform .25s ease,box-shadow .25s ease;
}
.wall-item:hover{transform:translateY(-4px);box-shadow:0 18px 32px -28px rgba(11,61,36,.9)}
.wall-item img{width:100%;height:100%;object-fit:contain;display:block}

/* Review */
.shell{
  background:linear-gradient(160deg,rgba(255,255,255,.94),rgba(232,248,238,.88));
  border:1px solid #cdebd8;border-radius:26px;padding:38px;
  box-shadow:0 30px 60px -50px rgba(11,61,36,.9);
}
.review-top{display:grid;grid-template-columns:320px minmax(0,1fr);gap:22px;align-items:start;margin-bottom:26px}
.score-card{
  background:linear-gradient(150deg,#0f3f27,#16693c);
  color:#fff;border-radius:20px;padding:26px;
  box-shadow:0 26px 46px -34px rgba(11,61,36,1);
}
.score-stars{font-size:20px;letter-spacing:5px;color:#8bf3b4;line-height:1}
.score-num{font-size:46px;font-weight:700;line-height:1.1;margin:12px 0 4px;color:#fff}
.score-num span{font-size:16px;font-weight:500;color:rgba(255,255,255,.75);margin-left:4px}
.score-card p{font-size:14px;color:rgba(255,255,255,.88)}
.score-tip{
  margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.2);
  font-size:13.4px;color:rgba(255,255,255,.82);line-height:1.7;
}
.review-side p{font-size:15px;color:#42604f;line-height:1.85;margin-bottom:18px}
.review-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.review-points li{
  background:#fff;border:1px solid #dcefe4;border-radius:14px;padding:16px 18px;
}
.review-points strong{display:block;font-size:14.5px;color:#0e2418;margin-bottom:4px}
.review-points span{font-size:13.4px;color:#5c7a6a;line-height:1.6}
.table-scroll{
  overflow-x:auto;background:#fff;border:1px solid #cdebd8;border-radius:16px;
  -webkit-overflow-scrolling:touch;
}
.cmp-table{width:100%;border-collapse:collapse;min-width:680px;font-size:14.5px}
.cmp-table th,.cmp-table td{padding:14px 18px;text-align:left;border-bottom:1px solid #edf7f1;vertical-align:top}
.cmp-table thead th{background:#f0faf4;color:#0e2418;font-weight:700;font-size:14px;white-space:nowrap}
.cmp-table tbody th{font-weight:600;color:#0e2418;background:#fbfefc;white-space:nowrap}
.cmp-table td{color:#42604f;line-height:1.65}
.cmp-table td:nth-child(2){color:#0f7f45;font-weight:600}
.cmp-table tbody tr:last-child th,.cmp-table tbody tr:last-child td{border-bottom:none}

/* Pricing */
.price-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;align-items:start}
.price-card{
  position:relative;background:#fff;border:1px solid #cdebd8;border-radius:18px;padding:24px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.price-card:hover{transform:translateY(-4px);box-shadow:0 22px 36px -30px rgba(11,61,36,.9)}
.price-card.featured{border-color:#2ec76e;box-shadow:0 24px 40px -32px rgba(18,160,79,1)}
.price-badge{
  position:absolute;top:-12px;left:24px;background:#12a04f;color:#fff;
  font-size:12px;font-weight:600;padding:3px 12px;border-radius:999px;
}
.price-card h3{font-size:17px;margin-bottom:6px}
.price-sub{font-size:13.4px;color:#5c7a6a;margin-bottom:16px}
.price-card li{
  position:relative;padding-left:16px;font-size:14px;color:#42604f;
  line-height:1.7;margin-bottom:9px;
}
.price-card li::before{
  content:"";position:absolute;left:0;top:9px;width:6px;height:6px;
  border-radius:50%;background:#2ec76e;
}
.price-note{margin-top:18px;font-size:13.4px;color:#5c7a6a;line-height:1.7}

/* Form */
.lead-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:28px;align-items:start}
.lead-copy p{font-size:15px;color:#42604f;line-height:1.85;margin-bottom:18px}
.lead-list{display:grid;gap:12px}
.lead-list li{
  background:#fff;border:1px solid #dcefe4;border-radius:14px;padding:16px 18px;
}
.lead-list strong{display:block;font-size:14.5px;margin-bottom:4px}
.lead-list span{font-size:13.4px;color:#5c7a6a;line-height:1.6}
.form-card{
  background:#fff;border:1px solid #cdebd8;border-radius:20px;padding:26px;
  box-shadow:0 26px 48px -40px rgba(11,61,36,.95);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1 / -1}
.field label{font-size:13.5px;font-weight:600;color:#0e2418}
.field input,.field select,.field textarea{
  width:100%;font-family:inherit;font-size:14.5px;color:#0e2418;
  background:#f9fdfb;border:1px solid #dcefe4;border-radius:10px;
  padding:11px 13px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:#93ab9d}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:#2ec76e;background:#fff;box-shadow:0 0 0 3px rgba(46,199,110,.16);
}
.field textarea{min-height:112px;resize:vertical;line-height:1.7}
.form-submit{margin-top:16px;display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.form-submit .btn{flex:1 1 200px}
.form-tip{font-size:12.8px;color:#5c7a6a}

/* Reviews */
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;align-items:stretch}
.review-card{
  display:flex;flex-direction:column;gap:14px;
  background:#fff;border:1px solid #cdebd8;border-radius:16px;padding:22px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.review-card:hover{transform:translateY(-4px);border-color:#a9e2c1;box-shadow:0 22px 36px -30px rgba(11,61,36,.9)}
.review-card p{flex:1;font-size:14.2px;color:#42604f;line-height:1.8}
.review-user{display:flex;align-items:center;gap:10px;border-top:1px dashed #e2f1e8;padding-top:14px}
.avatar{
  width:36px;height:36px;border-radius:50%;flex:0 0 auto;
  background:#e8f8ee;border:1px solid #cdebd8;color:#0f7f45;
  font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.review-user strong{display:block;font-size:14px;color:#0e2418}
.review-user span{display:block;font-size:12.5px;color:#6b8577}

/* News */
.news-list{display:grid;gap:12px}
.news-item{
  display:block;text-decoration:none;
  background:#fff;border:1px solid #cdebd8;border-radius:14px;padding:18px 20px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-item:hover{transform:translateX(4px);border-color:#a9e2c1;box-shadow:0 18px 32px -30px rgba(11,61,36,.9)}
.news-item h3{font-size:16px;margin-bottom:6px}
.news-item p{font-size:14px;color:#42604f;line-height:1.7}
.news-more{display:inline-block;margin-top:10px;font-size:13.5px;color:#0f7f45;font-weight:600}

/* Wiki */
.wiki-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;align-items:start}
.wiki-card{background:#fff;border:1px solid #cdebd8;border-radius:16px;padding:20px}
.wiki-card h3{font-size:15.5px;margin-bottom:8px;color:#0f7f45}
.wiki-card p{font-size:13.8px;color:#42604f;line-height:1.72}

/* FAQ */
.faq-list{display:grid;gap:10px}
.faq-item{
  background:#fff;border:1px solid #cdebd8;border-radius:14px;
  padding:0 20px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:#a9e2c1;box-shadow:0 18px 32px -30px rgba(11,61,36,.9)}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;outline:none;
  padding:16px 30px 16px 0;font-size:15px;font-weight:600;color:#0e2418;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";position:absolute;right:2px;top:50%;width:9px;height:9px;
  border-right:2px solid #12a04f;border-bottom:2px solid #12a04f;
  transform:translateY(-70%) rotate(45deg);
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq-item p{padding:0 0 18px;font-size:14.5px;color:#42604f;line-height:1.8}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:20px;align-items:start}
.info-list{display:grid;gap:12px}
.info-list li{
  display:flex;gap:12px;align-items:flex-start;
  background:#fff;border:1px solid #cdebd8;border-radius:14px;padding:14px 18px;
}
.info-list strong{flex:0 0 82px;font-size:14px;color:#0e2418}
.info-list span{font-size:14px;color:#42604f;word-break:break-all;line-height:1.65}
.info-list span a{color:#0f7f45;text-decoration:none;font-weight:600}
.info-list span a:hover{text-decoration:underline}
.qr-card{
  background:#fff;border:1px solid #cdebd8;border-radius:18px;
  padding:24px;text-align:center;
  box-shadow:0 24px 44px -40px rgba(11,61,36,.9);
}
.qr-card h3{font-size:16px;margin-bottom:14px}
.qr-card img{
  width:180px;max-width:100%;height:auto;display:block;margin:0 auto 12px;
  border:1px solid #eaf6ef;border-radius:12px;
}
.qr-card p{font-size:13.4px;color:#5c7a6a;line-height:1.7}
.agent-card{
  margin-top:16px;background:linear-gradient(150deg,#e9f9f0,#d8f3e4);
  border:1px solid #b8e6c9;border-radius:18px;padding:22px;
}
.agent-card h3{font-size:16.5px;margin-bottom:8px;color:#0f4f2d}
.agent-card p{font-size:14px;color:#2f5c45;line-height:1.75;margin-bottom:14px}

/* Footer */
.site-footer{
  background:linear-gradient(180deg,#0f3f27,#0b3020);
  color:#dff2e7;padding:44px 0 24px;
}
.footer-top{display:grid;grid-template-columns:1fr 1.25fr;gap:28px;align-items:start}
.footer-name{display:block;font-size:19px;color:#fff;letter-spacing:.5px;margin-bottom:10px}
.footer-brand p{font-size:13.6px;color:rgba(223,242,231,.74);line-height:1.8;max-width:340px}
.footer-site{
  display:inline-block;margin-top:14px;font-size:13.6px;color:#8bf3b4;
  text-decoration:none;border-bottom:1px solid rgba(139,243,180,.4);padding-bottom:2px;
}
.footer-site:hover{color:#fff;border-bottom-color:rgba(255,255,255,.6)}
.footer-links h3{font-size:14px;color:#fff;margin-bottom:12px}
.friend-links{display:flex;flex-wrap:wrap;gap:8px 10px}
.friend-links a{
  font-size:13px;color:rgba(223,242,231,.8);text-decoration:none;
  padding:4px 11px;border-radius:999px;border:1px solid rgba(255,255,255,.16);
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.friend-links a:hover{color:#fff;border-color:rgba(139,243,180,.65);background:rgba(139,243,180,.14)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 18px;justify-content:space-between;align-items:center;
  margin-top:26px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(223,242,231,.66);
}
.ai-page-home-link{color:#8bf3b4;text-decoration:none}
.ai-page-home-link:hover{color:#fff;text-decoration:underline}

/* Float dock */
.float-dock{
  position:fixed;right:18px;bottom:18px;z-index:120;
  display:flex;flex-direction:column;align-items:flex-end;gap:10px;
}
.svc-panel{
  display:none;width:236px;background:#fff;border:1px solid #cdebd8;border-radius:16px;
  padding:16px;text-align:center;
  box-shadow:0 28px 46px -30px rgba(11,61,36,.95);
}
.svc-panel.open{display:block;animation:rise .3s ease both}
.svc-panel strong{display:block;font-size:14px;color:#0e2418;margin-bottom:10px}
.svc-panel img{
  width:170px;max-width:100%;height:auto;display:block;margin:0 auto 10px;
  border:1px solid #eaf6ef;border-radius:10px;
}
.svc-panel p{font-size:12.6px;color:#5c7a6a;line-height:1.7}
.svc-btn{
  border:none;cursor:pointer;font-family:inherit;
  background:linear-gradient(135deg,#2ec76e,#12a04f);color:#fff;
  font-size:14px;font-weight:600;padding:12px 20px;border-radius:999px;
  box-shadow:0 16px 28px -16px rgba(18,160,79,1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.svc-btn:hover{transform:translateY(-2px);box-shadow:0 20px 32px -16px rgba(18,160,79,1)}
.to-top{
  width:44px;height:44px;border-radius:50%;cursor:pointer;
  background:#fff;border:1px solid #cdebd8;color:#12a04f;
  display:none;align-items:center;justify-content:center;
  box-shadow:0 14px 26px -18px rgba(11,61,36,.9);
  transition:transform .2s ease,border-color .2s ease;
}
.to-top.show{display:flex}
.to-top:hover{transform:translateY(-2px);border-color:#2ec76e}
.to-top svg{width:18px;height:18px;display:block}

/* Reveal */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.in{opacity:1;transform:none}

/* Responsive */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:34px}
  .hero-panel{max-width:520px}
  .about-grid{grid-template-columns:minmax(0,1fr);gap:22px}
  .ind-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .net-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(3,minmax(0,1fr))}
  .review-top{grid-template-columns:minmax(0,1fr);gap:18px}
  .lead-grid{grid-template-columns:minmax(0,1fr);gap:22px}
  .contact-grid{grid-template-columns:minmax(0,1fr)}
  .footer-top{grid-template-columns:minmax(0,1fr);gap:22px}
  .shell{padding:28px}
}
@media (max-width:900px){
  .svc-grid,.scene-grid,.review-grid,.wiki-grid,.price-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .wall-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cmp-table{min-width:620px}
  .nav-toggle{display:flex}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;
    background:#fff;border-bottom:1px solid #dcefe1;
    padding:8px 16px 16px;gap:0;
    box-shadow:0 22px 34px -26px rgba(11,61,36,.75);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 8px;border-radius:10px;border-bottom:1px solid #eef7f1}
  .nav-links a:last-child{border-bottom:none}
}
@media (max-width:640px){
  .section{padding:48px 0}
  .hero{padding:38px 0 44px}
  .svc-grid,.scene-grid,.review-grid,.wiki-grid,.price-grid,.case-grid,
  .ind-grid,.net-grid,.steps,.about-list,.review-points,.form-grid,
  .wall-grid,.stats-grid{grid-template-columns:minmax(0,1fr)}
  .about-list li:last-child{grid-column:auto}
  .shell{padding:22px;border-radius:20px}
  .form-card{padding:20px}
  .info-list li{flex-direction:column;gap:4px}
  .info-list strong{flex:none}
  .float-dock{right:12px;bottom:12px}
  .model-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none;transition:none}
  .hero-copy > *,.hero-panel{animation:none}
}