:root{
  --ink:#151320;
  --ink-2:#57536b;
  --line:#ece5da;
  --paper:#ffffff;
  --bg:#fdf9f3;
  --orange:#ff4d1c;
  --orange-soft:#fff0e9;
  --blue:#1b3bff;
  --blue-soft:#eef1ff;
  --yellow:#ffd21e;
  --mint:#00b884;
  --radius:18px;
  --shadow:0 10px 28px rgba(21,19,32,.07);
  --shadow-lg:0 22px 50px rgba(21,19,32,.13);
}
*,*::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",system-ui,-apple-system,"Segoe UI",sans-serif;
  color:var(--ink);
  background-color:#fdf9f3;
  background-image:
    radial-gradient(820px 480px at 8% -6%, #ffe6d9 0%, rgba(255,230,217,0) 62%),
    radial-gradient(720px 460px at 96% 2%, #e4e9ff 0%, rgba(228,233,255,0) 60%),
    radial-gradient(900px 620px at 50% 108%, #fff4d4 0%, rgba(255,244,212,0) 62%),
    linear-gradient(180deg,#fffaf4 0%,#fdf9f3 45%,#fbf6ef 100%);
  font-size:16px;
  line-height:1.7;
}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{display:block}
.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 20px;
}
section[id]{scroll-margin-top:88px}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1.2;
  padding:13px 24px;border-radius:999px;border:1.5px solid transparent;
  cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  font-family:inherit;
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-primary{
  background:linear-gradient(135deg,#ff6a26,#ff2f5e);
  color:#fff;box-shadow:0 12px 26px rgba(255,77,28,.32);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,77,28,.42)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--ink)}
.btn-outline:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-soft{background:var(--blue-soft);color:var(--blue)}
.btn-soft:hover{background:var(--blue);color:#fff;transform:translateY(-2px)}
.btn-block{width:100%}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,251,245,.94);
  border-bottom:1px solid rgba(21,19,32,.09);
  backdrop-filter:blur(12px);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:68px;position:relative;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand .ai-page-logo{max-width:100%;height:auto;max-height:36px;width:auto}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
.brand-name em{font-style:normal;color:var(--orange)}
.nav{display:flex;align-items:center;gap:14px;flex:1 1 auto;justify-content:flex-end}
.nav-links{
  display:flex;align-items:center;justify-content:flex-end;
  gap:0;flex-wrap:nowrap;margin:0;padding:0;
}
.nav-links a{
  display:block;padding:9px 10px;border-radius:9px;
  font-size:14.5px;font-weight:500;color:#2b2833;white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-links a:hover,.nav-links a:focus-visible{color:var(--orange);background:var(--orange-soft)}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 18px;border-radius:999px;font-size:14.5px;font-weight:600;
  color:#fff;background:linear-gradient(135deg,#ff6a26,#ff2f5e);
  box-shadow:0 8px 18px rgba(255,77,28,.28);
  transition:transform .22s ease,box-shadow .22s ease;white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 14px 26px rgba(255,77,28,.36)}
.nav-toggle{
  display:none;width:44px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:#fff;cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;padding:0;
}
.nav-toggle span{display:block;width:19px;height:2px;border-radius:2px;background:var(--ink);transition:transform .25s ease,opacity .25s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== 通用区块 ===== */
.section{padding:68px 0;position:relative}
.section-alt{
  background:linear-gradient(180deg,rgba(255,255,255,.78) 0%,rgba(255,255,255,.42) 100%);
  border-top:1px solid rgba(21,19,32,.06);
  border-bottom:1px solid rgba(21,19,32,.06);
}
.section-head{max-width:760px;margin-bottom:36px}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--orange);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--orange)}
.section-head h2{font-size:clamp(23px,3.1vw,34px);line-height:1.28;margin:12px 0 12px}
.section-head p{font-size:16px;color:var(--ink-2);line-height:1.85}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;align-items:start}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;align-items:stretch}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;align-items:stretch}

/* ===== 卡片 ===== */
.card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:#ffd8c8}
.card h3{font-size:17.5px;margin-bottom:9px;line-height:1.4}
.card p{font-size:14.5px;color:var(--ink-2);line-height:1.78}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:58px 0 0}
.hero::before{
  content:"";position:absolute;top:-180px;right:-90px;width:440px;height:440px;border-radius:50%;
  background:radial-gradient(circle at 35% 35%,rgba(255,77,28,.24),rgba(255,77,28,0) 70%);
  pointer-events:none;animation:floatSlow 14s ease-in-out infinite;
}
.hero::after{
  content:"";position:absolute;bottom:-160px;left:-110px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle at 60% 40%,rgba(27,59,255,.2),rgba(27,59,255,0) 70%);
  pointer-events:none;animation:floatSlow 18s ease-in-out infinite reverse;
}
@keyframes floatSlow{
  0%,100%{transform:translate3d(0,0,0) scale(1)}
  50%{transform:translate3d(0,-16px,0) scale(1.04)}
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:42px;align-items:center}
.hero-copy h1{
  font-size:clamp(29px,4.4vw,50px);
  line-height:1.18;letter-spacing:-.02em;margin:18px 0 18px;
}
.hero-copy h1 .hl{
  position:relative;display:inline-block;color:var(--orange);
}
.hero-copy h1 .hl::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:9px;border-radius:5px;
  background:rgba(255,210,30,.55);z-index:-1;
}
.hero-sub{font-size:16.5px;line-height:1.85;color:var(--ink-2);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.hero-tags li{
  font-size:13px;font-weight:600;color:#33304a;
  padding:7px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  box-shadow:0 4px 12px rgba(21,19,32,.05);
}
.hero-panel{
  background:#fff;border:1px solid var(--line);border-top:4px solid var(--orange);
  border-radius:22px;padding:26px;box-shadow:var(--shadow-lg);position:relative;
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.panel-label{font-size:14px;font-weight:700;color:var(--ink)}
.panel-badge{
  font-size:12px;font-weight:700;color:#0b7a5c;
  background:#e6faf2;border:1px solid #b8ecd9;border-radius:999px;padding:4px 11px;
}
.model-chips{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 22px}
.model-chips span{
  font-size:12.8px;font-weight:600;color:#2c2a3d;
  padding:7px 12px;border-radius:10px;
  background:#f6f2ff;border:1px solid #e8e1ff;
  transition:transform .22s ease,background .22s ease,color .22s ease;
}
.model-chips span:nth-child(3n+1){background:var(--orange-soft);border-color:#ffdccd;color:#b83a10}
.model-chips span:nth-child(3n+2){background:#eef1ff;border-color:#d9e0ff;color:#1c34b8}
.model-chips span:hover{transform:translateY(-3px)}
.panel-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;border-top:1px dashed #eadfd2;padding-top:18px}
.panel-stats strong{display:block;font-size:26px;line-height:1.2;letter-spacing:-.02em}
.panel-stats span{display:block;font-size:13px;color:var(--ink-2);margin-top:2px}
.hero-metrics{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;
  margin:46px 0 0;padding-bottom:56px;position:relative;z-index:2;
}
.metric{
  background:rgba(255,255,255,.88);border:1px solid var(--line);
  border-radius:16px;padding:18px 20px;box-shadow:0 6px 18px rgba(21,19,32,.05);
  transition:transform .25s ease,box-shadow .25s ease;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.metric strong{display:block;font-size:25px;line-height:1.25;letter-spacing:-.02em}
.metric .unit{font-size:13px;color:#8b8698;font-weight:600}
.metric span{display:block;font-size:13.5px;color:var(--ink-2);margin-top:3px}
.metric:nth-child(1) strong{color:var(--orange)}
.metric:nth-child(2) strong{color:var(--blue)}
.metric:nth-child(3) strong{color:#c08b00}
.metric:nth-child(4) strong{color:var(--mint)}

/* ===== 能力卡 ===== */
.cap-card{position:relative;overflow:hidden}
.cap-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--accent,var(--orange));
}
.cap-card{--accent:var(--orange)}
.cap-card:nth-child(6n+2){--accent:var(--blue)}
.cap-card:nth-child(6n+3){--accent:#f5a300}
.cap-card:nth-child(6n+4){--accent:var(--mint)}
.cap-card:nth-child(6n+5){--accent:#8b4bff}
.cap-card:nth-child(6n+6){--accent:#ff2f76}
.cap-card h3{padding-left:4px}
.cap-card p{padding-left:4px}

/* ===== 服务卡 ===== */
.svc-card{display:flex;flex-direction:column;gap:10px;background:#fff}
.svc-card{--accent:var(--orange)}
.svc-card:nth-child(4n+2){--accent:var(--blue)}
.svc-card:nth-child(4n+3){--accent:#f5a300}
.svc-card:nth-child(4n+4){--accent:var(--mint)}
.svc-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:11px;
  font-size:13px;font-weight:800;color:#fff;background:var(--accent);
  letter-spacing:.02em;
}
.svc-card h3{font-size:16.5px}
.svc-card p{font-size:14px}

/* ===== 标签云 ===== */
.tag-cloud{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;
  padding:22px;border-radius:var(--radius);
  background:rgba(255,255,255,.72);border:1px dashed #e6dccd;
}
.tag-cloud span{
  font-size:13.5px;font-weight:600;color:#3a3750;
  padding:8px 14px;border-radius:999px;background:#fff;
  border:1px solid var(--line);
  transition:transform .2s ease,border-color .2s ease,color .2s ease;
}
.tag-cloud span:hover{transform:translateY(-3px);border-color:#ffc9b4;color:var(--orange)}

/* ===== 媒体框 ===== */
.media-frame{
  aspect-ratio:16/10;border-radius:14px;overflow:hidden;
  background:#f4f0ea;display:flex;align-items:center;justify-content:center;
  border:1px solid #efe8dd;
}
.media-frame.is-square{aspect-ratio:1/1}
.media-frame img{width:100%;height:100%;object-fit:contain;display:block}
.ai-page-image{max-width:100%;height:auto}

/* ===== 一站式制作 ===== */
.studio-card{padding:22px}
.studio-card h3{margin:16px 0 8px;font-size:17px}
.studio-card p{font-size:14.3px}
.pipeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:34px}
.pipe-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 18px 20px;
  position:relative;
}
.pipe-item b{display:block;font-size:13px;color:var(--orange);letter-spacing:.1em;margin-bottom:6px}
.pipe-item strong{display:block;font-size:15.5px;margin-bottom:5px}
.pipe-item span{display:block;font-size:13.5px;color:var(--ink-2);line-height:1.7}

/* ===== 行业方案 ===== */
.sol-card{background:#fff;padding:22px}
.sol-card h3{font-size:16.5px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.sol-card h3::before{content:"";width:8px;height:8px;border-radius:3px;background:var(--orange);flex:0 0 auto}
.sol-card:nth-child(even) h3::before{background:var(--blue)}
.sol-card p{font-size:14px}

/* ===== 服务网络 ===== */
.net-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.net-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;
  display:flex;flex-direction:column;gap:6px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.net-item:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.net-item strong{font-size:15.5px}
.net-item span{font-size:13.6px;color:var(--ink-2);line-height:1.72}
.net-note{
  margin-top:22px;padding:16px 20px;border-radius:14px;
  background:var(--blue-soft);border:1px solid #dbe2ff;
  font-size:14px;color:#20264a;line-height:1.75;
}

/* ===== 标准流程 ===== */
.steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.step{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.step .num{
  display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;border-radius:9px;font-size:13px;font-weight:800;color:#fff;
  background:var(--blue);margin-bottom:12px;
}
.step:nth-child(2) .num{background:var(--orange)}
.step:nth-child(3) .num{background:#f5a300}
.step:nth-child(4) .num{background:var(--mint)}
.step:nth-child(5) .num{background:#8b4bff}
.step strong{display:block;font-size:15.5px;margin-bottom:6px}
.step span{display:block;font-size:13.5px;color:var(--ink-2);line-height:1.7}

/* ===== 对比评测 ===== */
.review-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:24px;align-items:start}
.score-card{
  background:linear-gradient(160deg,#151320 0%,#2a2140 100%);
  border-radius:20px;padding:28px;color:#fff;text-align:center;
  box-shadow:var(--shadow-lg);position:sticky;top:96px;
}
.score-stars{font-size:22px;letter-spacing:5px;color:var(--yellow);line-height:1}
.score-value{font-size:52px;font-weight:800;line-height:1.1;margin:14px 0 2px;letter-spacing:-.03em}
.score-value span{font-size:18px;font-weight:600;color:#c7c2d8;margin-left:4px}
.score-text{font-size:14px;color:#e3dff0;margin-top:4px}
.score-desc{font-size:13px;color:#b8b2cc;line-height:1.8;margin-top:16px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14)}
.table-wrap{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  border-radius:16px;border:1px solid var(--line);background:#fff;
  box-shadow:var(--shadow);
}
.compare-table{width:100%;min-width:700px;border-collapse:collapse;font-size:14.3px}
.compare-table th,.compare-table td{padding:14px 16px;text-align:left;border-bottom:1px solid #f3eee6;vertical-align:top;line-height:1.65}
.compare-table thead th{background:#151320;color:#fff;font-weight:600;white-space:nowrap}
.compare-table thead th.best{background:linear-gradient(135deg,#ff6a26,#ff2f5e)}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table td.best{background:#fff6f1;color:#b83a10;font-weight:600}
.compare-table tbody tr:hover td{background:#fbf7f1}
.compare-table tbody tr:hover td.best{background:#ffefe6}

/* ===== 客户评价 ===== */
.voice-card{display:flex;flex-direction:column;gap:14px;background:#fff}
.voice-text{font-size:14.5px;line-height:1.85;color:#3a374d}
.voice-user{display:flex;align-items:center;gap:12px;border-top:1px dashed #ece4d8;padding-top:14px;margin-top:auto}
.avatar{
  width:40px;height:40px;border-radius:12px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:800;color:#fff;background:linear-gradient(135deg,#ff6a26,#ff2f5e);
}
.voice-card:nth-child(6n+2) .avatar{background:linear-gradient(135deg,#3348ff,#7b3bff)}
.voice-card:nth-child(6n+3) .avatar{background:linear-gradient(135deg,#00b884,#009e7a)}
.voice-card:nth-child(6n+4) .avatar{background:linear-gradient(135deg,#f5a300,#ff6a26)}
.voice-card:nth-child(6n+5) .avatar{background:linear-gradient(135deg,#8b4bff,#ff2f76)}
.voice-card:nth-child(6n+6) .avatar{background:linear-gradient(135deg,#1b3bff,#00b884)}
.voice-user strong{display:block;font-size:14.5px}
.voice-user span{display:block;font-size:12.8px;color:var(--ink-2)}

/* ===== 案例 ===== */
.case-card{padding:18px;display:flex;flex-direction:column;gap:12px}
.case-card h3{font-size:16.5px}
.case-card p{font-size:14px}
.case-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px}
.case-tags span{font-size:12px;font-weight:600;color:#4b4763;background:#f6f2ec;border-radius:999px;padding:5px 11px}

/* ===== Token 比价 ===== */
.price-table{width:100%;min-width:620px;border-collapse:collapse;font-size:14.3px}
.price-table th,.price-table td{padding:14px 16px;text-align:left;border-bottom:1px solid #f3eee6;line-height:1.65}
.price-table thead th{background:#fbf6ef;color:#2b2833;font-weight:700;white-space:nowrap}
.price-table tbody tr:last-child td{border-bottom:none}
.price-table tbody tr:hover td{background:#fffaf5}
.price-note{font-size:13.5px;color:var(--ink-2);margin-top:14px;line-height:1.75}

/* ===== 需求匹配 ===== */
.match-panel{
  background:linear-gradient(135deg,#fff4ec 0%,#eef1ff 100%);
  border:1px solid #ecdfd2;border-radius:22px;padding:32px;
}
.match-panel h2{font-size:clamp(21px,2.6vw,28px);line-height:1.32}
.match-panel > p{font-size:15px;color:var(--ink-2);margin-top:10px;line-height:1.8;max-width:700px}
.need-chips{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.need-chip{
  font-family:inherit;font-size:14px;font-weight:600;color:#2b2833;
  background:#fff;border:1px solid #e4dcd1;border-radius:999px;
  padding:11px 20px;cursor:pointer;
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.need-chip:hover{transform:translateY(-3px);border-color:var(--orange);color:var(--orange);box-shadow:0 10px 20px rgba(255,77,28,.14)}
.need-chip.is-active{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item.open{border-color:#ffd2bf;box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:none;cursor:pointer;
  font-family:inherit;font-size:15.5px;font-weight:600;color:var(--ink);text-align:left;line-height:1.6;
}
.faq-q:hover{color:var(--orange)}
.faq-q .icon{
  flex:0 0 auto;width:24px;height:24px;border-radius:8px;
  background:var(--orange-soft);color:var(--orange);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;transition:transform .28s ease,background .28s ease,color .28s ease;
}
.faq-item.open .faq-q .icon{transform:rotate(45deg);background:var(--orange);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-a p{padding:0 22px 20px;font-size:14.5px;color:var(--ink-2);line-height:1.85}

/* ===== 百科 / 资讯 ===== */
.wiki-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.wiki-item strong{display:block;font-size:15px;margin-bottom:6px;color:#1b1a26}
.wiki-item span{display:block;font-size:13.6px;color:var(--ink-2);line-height:1.75}
.news-list{display:flex;flex-direction:column;gap:10px}
.news-list li{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-list li:hover{transform:translateX(4px);box-shadow:var(--shadow);border-color:#ffd8c8}
.news-list a{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:16px 20px;font-size:15px;font-weight:600;color:#2b2833;
}
.news-list a::after{content:"→";color:var(--orange);font-weight:700;flex:0 0 auto}
.news-list small{display:block;font-size:12.5px;font-weight:500;color:var(--ink-2);margin-top:3px}

/* ===== 加盟代理 ===== */
.partner-box{
  background:linear-gradient(135deg,#151320 0%,#31214b 60%,#4a1d33 100%);
  border-radius:24px;padding:40px;color:#fff;
  display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;
  box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
}
.partner-box::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,77,28,.42),rgba(255,77,28,0) 70%);pointer-events:none;
}
.partner-box h2{color:#fff;font-size:clamp(22px,2.8vw,30px);line-height:1.32}
.partner-box .p-sub{color:#ded9ee;font-size:15px;line-height:1.85;margin-top:12px}
.partner-benefits{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;position:relative;z-index:1}
.partner-benefits div{
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);
  border-radius:14px;padding:14px 16px;
}
.partner-benefits strong{display:block;font-size:14.5px;color:#fff;margin-bottom:4px}
.partner-benefits span{display:block;font-size:12.8px;color:#cfc9e2;line-height:1.65}
.partner-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;position:relative;z-index:1}
.partner-box .btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.partner-box .btn-outline:hover{background:#fff;color:#151320;border-color:#fff}

/* ===== 表单与联系 ===== */
.contact-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:start}
.lead-form{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;
  box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;
}
.field{display:flex;flex-direction:column;gap:7px}
.field-full{grid-column:1/-1}
.field label{font-size:13.5px;font-weight:600;color:#3a374d}
.field input,.field select,.field textarea{
  width:100%;font-family:inherit;font-size:14.5px;color:var(--ink);
  background:#fbf8f3;border:1px solid #e4dcd1;border-radius:12px;
  padding:12px 14px;line-height:1.6;
  transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.field textarea{resize:vertical;min-height:110px}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--orange);background:#fff;
  box-shadow:0 0 0 4px rgba(255,77,28,.12);
}
.form-tip{grid-column:1/-1;font-size:12.8px;color:var(--ink-2);line-height:1.7}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}
.contact-card h3{font-size:18px;margin-bottom:16px}
.kefu-box{display:flex;gap:18px;align-items:center;padding:16px;border-radius:14px;background:#fbf8f3;border:1px dashed #e6dccd}
.kefu-box img{width:118px;height:118px;object-fit:contain;border-radius:10px;background:#fff;flex:0 0 auto}
.kefu-box p{font-size:13.5px;color:var(--ink-2);line-height:1.8}
.kefu-box strong{display:block;font-size:14.5px;color:var(--ink);margin-bottom:4px}
.contact-list{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.contact-list li{display:flex;gap:10px;font-size:14px;color:#3a374d;line-height:1.75}
.contact-list li b{flex:0 0 82px;font-weight:600;color:#7a7590}
.contact-list li a{border-bottom:1px dashed #d8cdbd}
.contact-list li a:hover{color:var(--orange)}

/* ===== 页脚 ===== */
.site-footer{background:#151320;color:#e7e3f0;padding:46px 0 0;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.3fr 1fr 1.1fr;gap:32px;padding-bottom:32px}
.footer-logo{max-width:100%;height:auto;max-height:38px;width:auto;margin-bottom:14px}
.footer-brand p{font-size:13.8px;color:#b6b1c6;line-height:1.85;max-width:340px}
.footer-mail{margin-top:12px;font-size:13.8px;color:#e7e3f0}
.footer-title{font-size:14.5px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.04em}
.footer-nav ul,.footer-links ul{display:flex;flex-wrap:wrap;gap:10px 16px}
.footer-nav a,.footer-links a{font-size:13.6px;color:#b6b1c6;transition:color .2s ease}
.footer-nav a:hover,.footer-links a:hover{color:#ff8a5c}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0 22px;display:flex;flex-wrap:wrap;gap:10px 20px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:#9c96b0;
}
.footer-bottom .ai-page-home-link{color:#ff8a5c}

/* ===== 浮动工具 ===== */
.float-kit{position:fixed;right:18px;bottom:22px;z-index:90;display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.float-btn{
  width:56px;height:56px;border-radius:50%;border:none;cursor:pointer;
  font-family:inherit;font-size:12.5px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,#ff6a26,#ff2f5e);
  box-shadow:0 12px 26px rgba(255,77,28,.36);
  transition:transform .22s ease,box-shadow .22s ease;
}
.float-btn:hover{transform:translateY(-3px);box-shadow:0 16px 32px rgba(255,77,28,.46)}
.float-top{background:linear-gradient(135deg,#2b2833,#151320);box-shadow:0 12px 26px rgba(21,19,32,.3);display:none;width:48px;height:48px;font-size:12px}
.float-top.show{display:block}
.kefu-card{
  display:none;width:200px;background:#fff;border:1px solid var(--line);
  border-radius:16px;padding:14px;box-shadow:var(--shadow-lg);text-align:center;
}
.kefu-card.show{display:block;animation:popIn .28s ease}
@keyframes popIn{from{opacity:0;transform:translateY(10px) scale(.96)}to{opacity:1;transform:none}}
.kefu-card .kefu-title{font-size:13.5px;font-weight:700;margin-bottom:8px;color:var(--ink)}
.kefu-card img{width:100%;height:auto;border-radius:10px;background:#f7f3ec}
.kefu-card .kefu-note{font-size:12.3px;color:var(--ink-2);margin-top:8px;line-height:1.6}

/* ===== 动画 ===== */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .62s ease,transform .62s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .hero::before,.hero::after{animation:none}
  html{scroll-behavior:auto}
}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .nav{
    position:absolute;top:100%;left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    background:#fffdf9;border-bottom:1px solid #eee6da;
    padding:10px 20px 20px;box-shadow:0 20px 34px rgba(21,19,32,.1);
    border-radius:0 0 18px 18px;
  }
  .nav.open{display:flex}
  .nav-links{flex-direction:column;align-items:stretch;gap:0}
  .nav-links a{padding:13px 4px;border-bottom:1px solid #f4eee5;font-size:15.5px;border-radius:0}
  .nav-cta{margin-top:16px;padding:12px 18px}
  .nav-toggle{display:inline-flex}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-panel{max-width:520px}
  .review-layout{grid-template-columns:1fr}
  .score-card{position:static;text-align:left;display:flex;flex-direction:column}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pipeline{grid-template-columns:repeat(2,minmax(0,1fr))}
  .partner-box{grid-template-columns:1fr;padding:32px}
  .contact-layout{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .net-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:640px){
  .section{padding:52px 0}
  .hero{padding:40px 0 0}
  .grid-2,.grid-3,.grid-4,.net-grid,.steps,.pipeline{grid-template-columns:1fr}
  .lead-form{grid-template-columns:1fr;padding:22px}
  .partner-benefits{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .card{padding:20px}
  .match-panel{padding:24px}
  .hero-actions .btn{flex:1 1 auto}
  .kefu-box{flex-direction:column;align-items:flex-start}
  .float-kit{right:14px;bottom:16px}
  .float-btn{width:50px;height:50px}
  .float-top{width:44px;height:44px}
  .news-list a{flex-direction:column;align-items:flex-start;gap:6px}
  .news-list a::after{display:none}
}

.reveal{opacity:1;transform:none}