:root{
  --green:#12c26b;
  --green-bright:#16d47a;
  --green-deep:#0a7a45;
  --green-ink:#05542f;
  --ink:#0b1a12;
  --ink-2:#254436;
  --muted:#546b5d;
  --line:rgba(14,140,80,.16);
  --line-strong:rgba(14,140,80,.3);
  --bg:#f3fbf6;
  --radius:18px;
  --shadow-sm:0 4px 16px rgba(9,60,34,.06);
  --shadow-md:0 12px 32px rgba(9,60,34,.10);
  --shadow-lg:0 24px 60px rgba(9,60,34,.14);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 520px at 8% -10%,rgba(18,194,107,.18),transparent 60%),
    radial-gradient(820px 480px at 96% 2%,rgba(58,214,142,.16),transparent 58%),
    linear-gradient(180deg,#f2fbf6 0%,#eef9f3 45%,#f6fcf8 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,p,ul,ol{margin:0;padding:0}
h1,h2,h3{line-height:1.3;letter-spacing:-.01em}
h1{font-size:clamp(28px,4.2vw,48px);font-weight:900}
h2{font-size:clamp(22px,2.7vw,32px);font-weight:800}
h3{font-size:17px;font-weight:700}
a{color:inherit}
ul{list-style:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.section{padding:66px 0;scroll-margin-top:78px}
.section-head{max-width:760px;margin:0 auto 36px;text-align:center}
.eyebrow{
  display:inline-block;margin:0 0 14px;padding:5px 13px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.12em;color:var(--green-deep);
  background:rgba(18,194,107,.12);border:1px solid rgba(18,194,107,.24);
}
.section-desc{margin-top:14px;color:var(--muted);font-size:15.5px}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-5{grid-template-columns:repeat(5,1fr)}
.card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.card p{margin:0;color:var(--muted);font-size:14.5px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:10px}
.tag{
  display:inline-block;padding:4px 11px;border-radius:999px;font-size:12.5px;
  color:var(--green-deep);background:rgba(18,194,107,.10);border:1px solid rgba(18,194,107,.20);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;border-radius:999px;border:1px solid transparent;
  font-family:inherit;font-size:15px;font-weight:700;text-decoration:none;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--green-bright),#0a9a52);
  color:#03220f;box-shadow:0 10px 24px rgba(12,180,100,.30);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(12,180,100,.36)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(12,180,100,.28)}
.btn-ghost{
  background:#fff;color:var(--green-deep);border-color:rgba(14,140,80,.28);box-shadow:var(--shadow-sm);
}
.btn-ghost:hover{transform:translateY(-2px);background:#f4fdf8;box-shadow:var(--shadow-md)}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 22px rgba(9,60,34,.08)}
.header-inner{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;color:var(--ink);font-weight:800;flex:0 0 auto}
.ai-page-logo{display:block;width:auto;max-height:34px}
.brand-text{font-size:17px;letter-spacing:.02em;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:nowrap}
.nav-links a{
  display:block;padding:9px 10px;border-radius:10px;
  font-size:14.5px;font-weight:500;color:var(--ink-2);text-decoration:none;white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--green-deep);background:rgba(18,194,107,.10)}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:38px;padding:0 10px;border-radius:10px;cursor:pointer;
  background:#fff;border:1px solid var(--line-strong);
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--ink);transition:transform .25s ease,opacity .25s ease}

/* Hero */
.hero{position:relative;overflow:hidden;padding:72px 0 60px;scroll-margin-top:78px}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(12,150,86,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(12,150,86,.07) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 72%);
  mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 72%);
}
.hero-inner{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center}
.hero-sub{max-width:780px;margin-top:20px;color:var(--muted);font-size:clamp(15px,1.15vw,17px)}
.hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:30px}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  width:100%;max-width:920px;margin-top:46px;
}
.hero-stats li{
  padding:20px 12px;border-radius:16px;text-align:center;
  background:rgba(255,255,255,.86);border:1px solid var(--line);box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.hero-stats li:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.hero-stats strong{display:block;font-size:clamp(20px,2.4vw,26px);font-weight:900;color:var(--green-deep);line-height:1.25}
.hero-stats span{display:block;margin-top:5px;font-size:13px;color:var(--muted)}
.hero-models{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:30px}
.hero-models span{
  padding:5px 12px;border-radius:999px;font-size:12.5px;color:#2f5545;
  background:rgba(255,255,255,.8);border:1px solid rgba(14,140,80,.16);
}

/* 关于我们 */
.about-card{border-left:3px solid rgba(18,194,107,.55)}

/* 一站式 */
.scene-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:30px}
.scene-cloud .tag{font-size:13.5px;padding:7px 15px;background:#fff;box-shadow:var(--shadow-sm);transition:transform .2s ease,color .2s ease,border-color .2s ease}
.scene-cloud .tag:hover{transform:translateY(-2px);color:#fff;background:linear-gradient(135deg,var(--green-bright),#0a9a52);border-color:transparent}
.soft-card{
  background:linear-gradient(150deg,#effcf5 0%,#ffffff 65%);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.soft-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.soft-card p{color:var(--muted);font-size:14.5px;margin-top:8px}

/* 步骤 */
.step-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:24px 22px 22px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;margin-bottom:12px;border-radius:10px;
  font-weight:800;font-size:15px;color:#03220f;
  background:linear-gradient(135deg,var(--green-bright),#0a9a52);
}
.step-card h3{font-size:16px;margin-bottom:6px}
.step-card p{color:var(--muted);font-size:14px}

/* 案例 */
.case-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.case-media{
  aspect-ratio:16/10;display:flex;align-items:center;justify-content:center;
  padding:14px;background:linear-gradient(150deg,#eafaf1,#f8fefb);
  border-bottom:1px solid var(--line);
}
.case-media img{width:100%;height:100%;object-fit:contain;display:block;border-radius:10px}
.case-body{padding:20px 22px 24px}
.case-body p{margin-top:8px;color:var(--muted);font-size:14.5px}

/* 评测 */
.score-card{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
  padding:28px;border-radius:22px;margin-bottom:26px;
  background:linear-gradient(140deg,#effcf5,#ffffff 70%);
  border:1px solid var(--line-strong);box-shadow:var(--shadow-md);
}
.score-block{display:flex;align-items:baseline;gap:6px;flex-wrap:wrap}
.score-num{font-size:clamp(40px,6vw,58px);font-weight:900;line-height:1;color:#0a8f4e;letter-spacing:-.02em}
.score-max{font-size:16px;font-weight:700;color:var(--muted)}
.score-caption{flex-basis:100%;margin-top:6px;font-size:13.5px;color:var(--muted)}
.score-side{flex:1 1 320px;min-width:240px}
.score-stars{margin:0;font-size:20px;letter-spacing:4px;color:#0fbf6b}
.score-label{margin-top:4px;font-size:15px;color:var(--ink-2)}
.score-label strong{color:var(--green-deep)}
.score-note{margin-top:8px;font-size:13.5px;color:var(--muted)}
.table-wrap{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);
}
table{width:100%;min-width:660px;border-collapse:collapse;font-size:14.5px}
thead th{
  padding:15px 18px;text-align:left;font-size:14px;font-weight:700;
  color:var(--green-deep);background:rgba(18,194,107,.10);border-bottom:1px solid var(--line);
}
tbody td{padding:14px 18px;border-bottom:1px solid rgba(14,140,80,.10);color:var(--ink-2);vertical-align:top}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:rgba(18,194,107,.05)}
tbody td:first-child{font-weight:600;color:var(--ink)}
tbody td:nth-child(2){color:var(--green-ink);font-weight:500}

/* 评论 */
.review-card{
  display:flex;flex-direction:column;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.review-text{font-size:14.5px;color:var(--ink-2)}
.review-meta{display:flex;flex-direction:column;gap:2px;margin-top:auto;padding-top:14px;border-top:1px dashed rgba(14,140,80,.22)}
.review-meta strong{font-size:14.5px;color:var(--green-ink)}
.review-meta span{font-size:12.5px;color:var(--muted)}

/* 帮助 / 百科 */
.wiki-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.wiki-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease}
.wiki-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.wiki-item h3{font-size:15.5px;color:var(--green-ink);margin-bottom:6px}
.wiki-item p{font-size:14px;color:var(--muted)}

/* 文章 */
.article-list{display:flex;flex-direction:column;gap:12px}
.article-item{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 22px;background:#fff;border:1px solid var(--line);border-radius:14px;
  text-decoration:none;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,background .22s ease;
}
.article-item:hover{transform:translateX(4px);box-shadow:var(--shadow-md);border-color:var(--line-strong);background:#fbfffd}
.article-item span{font-size:15px;font-weight:600;color:var(--ink)}
.article-item em{font-style:normal;font-size:13px;color:var(--green-deep);white-space:nowrap}

/* 表单 */
.match-form{
  display:grid;grid-template-columns:repeat(2,1fr);gap:18px;
  padding:30px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow-md);
}
.form-field{display:flex;flex-direction:column;gap:8px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:14px;font-weight:600;color:var(--ink-2)}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:12px 14px;border-radius:10px;
  font-family:inherit;font-size:14.5px;color:var(--ink);
  background:#f7fdf9;border:1px solid rgba(14,140,80,.22);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-field textarea{min-height:118px;resize:vertical}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--green);background:#fff;box-shadow:0 0 0 3px rgba(18,194,107,.16);
}
.form-actions{flex-direction:row;align-items:center;flex-wrap:wrap;gap:16px;margin-top:4px}
.form-hint{font-size:13px;color:var(--muted)}

/* 联系 */
.contact-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:22px;align-items:start}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm)}
.contact-list{margin-top:16px;display:flex;flex-direction:column;gap:12px}
.contact-list li{display:flex;flex-wrap:wrap;gap:10px;align-items:baseline;font-size:14.5px;padding-bottom:12px;border-bottom:1px dashed rgba(14,140,80,.2)}
.contact-list li:last-child{border-bottom:none;padding-bottom:0}
.contact-list span{min-width:88px;color:var(--muted);font-size:13.5px}
.contact-list a,.contact-list strong{color:var(--green-ink);font-weight:600;text-decoration:none;word-break:break-all}
.contact-list a:hover{color:var(--green-deep);text-decoration:underline}
.qr-card{
  display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;
  padding:26px;background:linear-gradient(150deg,#eefcf4,#ffffff 70%);
  border:1px solid var(--line-strong);border-radius:var(--radius);box-shadow:var(--shadow-sm);
}
.qr-card img{width:100%;max-width:190px;height:auto;display:block;border-radius:12px;background:#fff;padding:8px}
.qr-card p{font-size:14px;color:var(--muted)}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 20px;
  box-shadow:var(--shadow-sm);transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item:hover{border-color:var(--line-strong)}
.faq-item[open]{border-color:var(--line-strong);box-shadow:var(--shadow-md)}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;
  padding:17px 34px 17px 0;font-size:15.5px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";position:absolute;right:8px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--green-deep);border-bottom:2px solid var(--green-deep);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-25%) rotate(-135deg)}
.faq-answer{padding:0 0 18px;font-size:14.5px;color:var(--muted)}

/* 浮动客服 */
.float-dock{position:fixed;right:18px;bottom:22px;z-index:80;display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.dock-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:50px;height:50px;border-radius:50%;cursor:pointer;
  font-family:inherit;font-size:13px;font-weight:700;
  border:1px solid var(--line-strong);background:#fff;color:var(--green-deep);
  box-shadow:var(--shadow-md);transition:transform .22s ease,box-shadow .22s ease,background .22s ease;
}
.dock-btn:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.dock-btn-main{
  width:56px;height:56px;border-radius:16px;border-color:transparent;
  background:linear-gradient(135deg,var(--green-bright),#0a9a52);color:#03220f;
  box-shadow:0 12px 28px rgba(12,180,100,.34);
}
.dock-panel{
  width:212px;padding:16px;border-radius:16px;background:#fff;
  border:1px solid var(--line-strong);box-shadow:var(--shadow-lg);
  display:none;text-align:center;
}
.dock-panel.open{display:block;animation:fadeUp .25s ease both}
.dock-panel img{width:100%;max-width:150px;height:auto;display:block;margin:8px auto;border-radius:10px}
.dock-title{font-size:13.5px;font-weight:700;color:var(--green-ink)}
.dock-line{font-size:12.5px;color:var(--muted);margin-top:4px}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
#backTop{opacity:0;pointer-events:none}
#backTop.show{opacity:1;pointer-events:auto}

/* 页脚 */
.site-footer{
  margin-top:0;padding:52px 0 24px;color:#c9e2d5;
  background:linear-gradient(180deg,#081c12 0%,#040f09 100%);
}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.10)}
.brand-footer{color:#fff;text-decoration:none}
.brand-footer .brand-text{color:#fff}
.footer-brand p{margin-top:14px;font-size:14px;color:#a9c9b9;max-width:360px}
.footer-site{display:inline-block;margin-top:12px;font-size:14px;font-weight:600;color:#5fe6a1;text-decoration:none}
.footer-site:hover{text-decoration:underline}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:12px}
.footer-col ul{display:flex;flex-direction:column;gap:9px}
.footer-col li{font-size:14px;color:#a9c9b9}
.footer-col a{color:#a9c9b9;text-decoration:none;transition:color .2s ease}
.footer-col a:hover{color:#5fe6a1}
.footer-friend{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:22px 0;border-bottom:1px solid rgba(255,255,255,.10)}
.friend-label{font-size:13.5px;font-weight:700;color:#fff;white-space:nowrap}
.friend-tags{display:flex;flex-wrap:wrap;gap:8px}
.friend-tags a{
  padding:5px 12px;border-radius:999px;font-size:12.5px;text-decoration:none;
  color:#bfe0cf;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.friend-tags a:hover{background:rgba(30,200,120,.20);color:#fff;transform:translateY(-2px)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  padding-top:20px;font-size:13px;color:#8fb3a1;
}
.footer-bottom a{color:#8fb3a1;text-decoration:none}
.footer-bottom a:hover{color:#5fe6a1}

/* 动画 */
.reveal{will-change:transform,opacity}
body.reveal-ready .reveal{opacity:0;transform:translateY(20px);transition:opacity .65s cubic-bezier(.22,.61,.36,1),transform .65s cubic-bezier(.22,.61,.36,1)}
body.reveal-ready .reveal.is-in{opacity:1;transform:none}

/* 响应式 */
@media (max-width:1080px){
  .nav-toggle{display:flex}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;display:none;
    flex-direction:column;align-items:stretch;gap:0;
    padding:10px 16px 18px;background:#fff;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-md);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 10px;font-size:15px;border-radius:10px}
}
@media (max-width:980px){
  .grid-3,.grid-4,.grid-5,.wiki-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media (max-width:760px){
  .section{padding:48px 0}
  .hero{padding:52px 0 46px}
  .hero-stats{grid-template-columns:repeat(2,1fr);margin-top:34px}
  .grid-2,.grid-3,.grid-4,.grid-5,.wiki-grid{grid-template-columns:1fr}
  .match-form{grid-template-columns:1fr;padding:22px}
  .footer-top{grid-template-columns:1fr;gap:26px}
  .score-card{padding:22px}
  .article-item{flex-direction:column;align-items:flex-start;gap:6px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  body.reveal-ready .reveal{opacity:1;transform:none}
}