/* ============================================================
   花流工厂获客 · 单页样式
   设计基调：Notion 编辑式留白 + Stripe weight-300 精致 + 蓝紫沉浸章节
   配色：深靛蓝紫 #3A2E73 / 紫 #5E4FC0 / 浅薰衣草 #F4F2FC / 图片同款淡蓝紫
   拒绝文档色盘（深蓝#16335B / 橙金#E8852B），改用图片「蓝+紫」花流感
   ============================================================ */

:root{
  --navy:#3A2E73;        /* 主色 深靛蓝紫（标题/框架） */
  --navy-soft:#4E3F90;
  --gold:#5E4FC0;        /* 强调 紫 */
  --gold-soft:#8E7DF0;
  --ink:#2B2740;         /* 正文 深紫黑 */
  --gray:#6A6580;        /* 辅助灰紫 */
  --warm:#F4F2FC;        /* 浅薰衣草白底 */
  --line:rgba(58,46,115,.12); /* 细边框 */
  --line-strong:rgba(58,46,115,.22);
  --white:#fff;
  --serif:"Noto Serif SC","Songti SC","STSong",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,system-ui,sans-serif;
  --maxw:1140px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--white);
  line-height:1.7;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
em{font-style:normal;color:var(--gold);font-weight:600}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--sans);font-size:15px;font-weight:600;
  padding:13px 28px;border-radius:6px;cursor:pointer;
  border:1px solid transparent;transition:all .35s var(--ease);
  letter-spacing:.02em;
}
.btn-primary{background:var(--gold);color:#fff;box-shadow:0 10px 26px -12px rgba(94,79,192,.7)}
.btn-primary:hover{background:var(--gold-soft);transform:translateY(-2px);box-shadow:0 16px 32px -12px rgba(94,79,192,.8)}
.btn-ghost{background:transparent;color:var(--navy);border-color:var(--line-strong)}
.btn-ghost:hover{background:rgba(58,46,115,.05);border-color:var(--navy)}
.btn-block{width:100%;padding:15px}
.plan-diag-btn{font-size:13.5px;padding:7px 18px;border-radius:999px;vertical-align:middle;margin:0 2px}

/* ---------- 导航 ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  transition:all .4s var(--ease);
}
.nav.scrolled{
  background:rgba(244,242,252,.82);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:1240px;margin:0 auto;padding:16px 28px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.brand{display:flex;align-items:center;font-weight:600;color:var(--navy);text-decoration:none}
.brand-logo{
  height:54px;width:auto;display:block;transition:opacity .3s;
}
.brand:hover .brand-logo{opacity:.85}
/* 导航 logo 旁的副标语：之前那版"专注制造业·工厂获客"加回来 */
.brand-tag{
  font-family:var(--serif);color:var(--navy);font-weight:400;
  font-size:14px;letter-spacing:.04em;line-height:1.4;
  padding-left:14px;margin-left:6px;white-space:nowrap;
  border-left:1px solid var(--line-strong);
}
@media (max-width:980px){.brand-tag{display:none}}

/* logo：现在用 PNG（色随图本身，不跟 currentColor） */

.nav-links{display:flex;gap:22px;margin-left:auto;align-items:center}
.nav-links a{font-size:13.5px;color:var(--ink);font-weight:500;position:relative;transition:color .3s;white-space:nowrap;letter-spacing:.04em}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--gold);transition:width .3s var(--ease)}
.nav-links a:hover{color:var(--navy)}
.nav-links a:hover::after{width:100%}
.nav-links a.active{color:var(--navy);font-weight:600}
.nav-links a.active::after{width:100%;background:var(--gold)}
.nav-cta{padding:9px 20px;font-size:13.5px;white-space:nowrap;letter-spacing:.04em}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--navy);transition:.3s}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  overflow:hidden;
  background:radial-gradient(120% 100% at 70% 0%,#EDEBF9 0%,#E6EEFB 55%,#EAF1FA 100%);
}
.hero-bg{
  position:absolute;inset:-12% 0;
  background:url("assets/gpt-image-2-1784964535640.png") center/cover no-repeat;
  will-change:transform;
}
.hero-veil{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(95deg,rgba(240,238,250,.82) 0%,rgba(240,238,250,.40) 38%,rgba(240,238,250,0) 64%);
}
.hero-petal{position:absolute;border-radius:50%;pointer-events:none;filter:blur(2px);opacity:.5}
.hero-petal.p1{width:240px;height:240px;top:8%;right:6%;background:radial-gradient(circle,rgba(255,255,255,.9),rgba(214,224,248,0));animation:float 11s ease-in-out infinite}
.hero-petal.p2{width:160px;height:160px;bottom:14%;left:4%;background:radial-gradient(circle,rgba(124,108,224,.22),rgba(124,108,224,0));animation:float 9s ease-in-out infinite reverse}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-22px)}}

.hero-content{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:120px 28px 80px;width:100%}
.eyebrow{
  display:inline-block;font-size:14px;letter-spacing:.32em;color:var(--navy);
  font-weight:600;padding:7px 16px;border:1px solid var(--line-strong);border-radius:999px;
  background:rgba(255,255,255,.55);margin-bottom:30px;
}
.hero-title{
  font-family:var(--serif);font-weight:300;color:var(--navy);
  font-size:clamp(52px,9vw,104px);line-height:1.04;letter-spacing:-.01em;
  text-shadow:0 2px 30px rgba(255,255,255,.6);
}
.hero-sub{
  margin-top:28px;font-size:clamp(17px,2.2vw,21px);color:var(--ink);font-weight:400;
  max-width:540px;line-height:1.8;
}
.hero-actions{margin-top:42px;display:flex;gap:16px;flex-wrap:wrap}
.hero-foot{margin-top:46px;font-size:14px;color:var(--gray);letter-spacing:.02em}

.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:2}
.scroll-hint span{display:block;width:22px;height:34px;border:2px solid var(--navy);border-radius:14px;position:relative;opacity:.5}
.scroll-hint span::after{content:"";position:absolute;top:7px;left:50%;transform:translateX(-50%);width:3px;height:7px;border-radius:3px;background:var(--navy);animation:scrollDot 1.8s infinite}
@keyframes scrollDot{0%{opacity:0;transform:translate(-50%,0)}40%{opacity:1}100%{opacity:0;transform:translate(-50%,12px)}}

/* ---------- 通用 section ---------- */
.section{padding:108px 0;position:relative}
.section-light{background:var(--white)}
.section-warm{background:var(--warm)}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.section-head{max-width:680px;margin-bottom:64px}
.tag{
  display:inline-flex;align-items:center;gap:10px;
  margin-bottom:24px;padding:8px 22px;
  background:rgba(94,79,192,.07);
  border:1px solid rgba(94,79,192,.22);
  border-radius:999px;
  font-size:18px;letter-spacing:.08em;color:var(--navy);font-weight:500;
  font-family:var(--serif);
}
.tag::before{
  content:"";display:inline-block;width:7px;height:7px;border-radius:50%;
  background:var(--gold);
}
/* 旧的 .tag-en / .tag-cn 简化：仅 .tag 主元素使用，单独写也不报错 */
.tag-en{display:none}
.tag-cn{font:inherit;color:inherit;letter-spacing:inherit}
.section-title{
  font-family:var(--serif);font-weight:300;color:var(--navy);
  font-size:clamp(30px,4.4vw,50px);line-height:1.18;letter-spacing:-.01em;
}
.section-desc{margin-top:22px;font-size:17px;color:var(--gray);line-height:1.85}
.section-desc p{margin:0 0 10px}
.section-desc p:last-child{margin-bottom:0}
.hl{color:var(--purple);font-weight:600}
.desc-note{margin-top:14px;font-size:13.5px;color:#9a93c4;letter-spacing:.01em}
.desc-tags{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 0;padding:0}
.desc-tags li{font-size:13px;color:var(--navy);background:rgba(94,79,192,.07);border:1px solid rgba(94,79,192,.18);padding:5px 13px;border-radius:999px}

/* ---------- 我们提供的服务（仿 vancheer.com 真实结构） ---------- */
/* 严格按 vancheer.com indexP1 真实尺寸：卡片铺满全宽 25%，图标 50-68px，内容绝对定位大留白 */
#services{background:#F0F4FF;padding:110px 0}
.svc-container{max-width:none;margin:0 auto;padding:0}
.svc-head{position:relative;text-align:center;max-width:1680px;margin:0 auto;padding:0 32px 30px;margin-bottom:56px}
.svc-head__cn{position:relative;z-index:2;font-family:var(--serif);font-weight:700;font-size:42px;color:#3A2E73;letter-spacing:.02em}
.svc-head__en{position:absolute;left:0;bottom:-22px;width:100%;text-align:center;z-index:1;font-family:var(--serif);font-weight:700;font-size:104px;letter-spacing:.12em;text-transform:uppercase;color:rgba(90,113,200,.12)}
.svc-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;overflow:hidden}
.svc-item{position:relative;aspect-ratio:2/3;border-right:1px solid rgba(90,113,200,.14);overflow:hidden;transition:background .5s var(--ease)}
.svc-item:last-child{border-right:none}
.svc-bg{position:absolute;inset:0;z-index:0;opacity:0;transition:opacity .55s var(--ease)}
.svc-bg img{width:100%;height:100%;object-fit:cover}
.svc-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(150deg,rgba(58,46,115,.82),rgba(122,143,224,.80))}
.svc-item:hover .svc-bg{opacity:1}
.svc-con{position:absolute;left:145px;top:120px;right:50px;z-index:2}
.svc-ico{height:95px;margin-bottom:36px;position:relative;transition:opacity .4s var(--ease)}
.svc-ico1{width:68px;height:50px;position:relative}
.svc-ico1:before{content:"";position:absolute;left:0;bottom:0;width:60px;height:40px;background:url(assets/vancheer-k1.png?v=35) no-repeat;z-index:1;animation:svc-leftRight 1s infinite alternate linear}
.svc-ico1:after{content:"";position:absolute;right:0;top:0;width:60px;height:40px;background:url(assets/vancheer-k2.png?v=35) no-repeat;animation:svc-rightLeft 1s infinite alternate linear}
.svc-ico2{width:58px;height:60px;position:relative}
.svc-ico2:before{content:"";position:absolute;left:0;bottom:4px;width:36px;height:36px;background:url(assets/vancheer-k3.png?v=35) no-repeat;z-index:1;animation:svc-leftRight 1s infinite alternate linear}
.svc-ico2:after{content:"";position:absolute;right:0;top:0;width:40px;height:60px;background:url(assets/vancheer-k4.png?v=35) no-repeat;animation:svc-rightLeft 1s infinite alternate linear}
.svc-ico3{width:50px;height:50px;position:relative}
.svc-ico3:before{content:"";position:absolute;left:0;bottom:0;width:40px;height:40px;background:url(assets/vancheer-k5.png?v=35) no-repeat;z-index:1;animation:svc-leftRight2 1s infinite alternate linear}
.svc-ico3:after{content:"";position:absolute;right:0;top:0;width:36px;height:36px;background:url(assets/vancheer-k6.png?v=35) no-repeat;animation:svc-rightLeft2 1s infinite alternate linear}
.svc-ico4{width:60px;height:50px;position:relative}
.svc-ico4:before{content:"";position:absolute;left:0;bottom:0;width:36px;height:36px;background:url(assets/vancheer-k7.png?v=35) no-repeat;z-index:1;animation:svc-leftRight 1s infinite alternate linear}
.svc-ico4:after{content:"";position:absolute;right:0;top:0;width:60px;height:40px;background:url(assets/vancheer-k8.png?v=35) no-repeat;animation:svc-rightLeft 1s infinite alternate linear}
.svc-name{position:relative;font-family:var(--serif);font-weight:700;font-size:30px;line-height:30px;padding-bottom:35px;transition:color .4s var(--ease)}
.svc-name a{display:block;color:#3A2E73;transition:color .4s var(--ease)}
.svc-name:after{content:"";position:absolute;left:0;bottom:0;width:30px;height:4px;border-radius:4px;background:#7A8FE0;transition:width .4s var(--ease),background .4s var(--ease)}
.svc-msg{padding-top:30px}
.svc-msg dd{line-height:30px;font-size:14px;color:#6A6580;transition:color .4s var(--ease)}
.svc-msg dd a{display:block;color:#6A6580;transition:color .4s var(--ease)}
.svc-item:hover .svc-name a{color:#fff}
.svc-item:hover .svc-name:after{width:54px;background:#fff}
.svc-item:hover .svc-msg dd a{color:rgba(255,255,255,.92)}
.svc-num{position:absolute;left:140px;bottom:150px;z-index:2;font-family:var(--serif);font-weight:300;font-size:30px;color:#3A2E73;transition:opacity .4s var(--ease)}
.svc-item:hover .svc-num{opacity:0}
.svc-botnum{position:absolute;left:0;right:0;bottom:0;z-index:3;height:120px;display:flex;align-items:center;padding-left:60px;font-family:var(--serif);font-weight:300;font-size:30px;letter-spacing:.04em;color:#fff;background:linear-gradient(90deg,#3A2E73,#5A71C8);opacity:0;transform:translateY(14px);transition:opacity .45s var(--ease),transform .45s var(--ease)}
.svc-item:hover .svc-botnum{opacity:1;transform:translateY(0)}
.svc-item:hover .svc-ico{opacity:0}
@keyframes svc-leftRight{from{transform:translateX(-10px)}to{transform:translateX(10px)}}
@keyframes svc-rightLeft{from{transform:translateX(10px)}to{transform:translateX(-10px)}}
@keyframes svc-leftRight2{from{transform:translateX(-14px)}to{transform:translateX(14px)}}
@keyframes svc-rightLeft2{from{transform:translateX(14px)}to{transform:translateX(-14px)}}

@media (max-width:1100px){
  .svc-head{padding:0 20px 30px}
  .svc-list{grid-template-columns:repeat(2,1fr)}
  .svc-item:nth-child(2){border-right:none}
  .svc-item:nth-child(1),.svc-item:nth-child(2){border-bottom:1px solid var(--line)}
  .svc-con{left:80px;top:70px;right:30px}
  .svc-num{left:80px;bottom:120px}
  .svc-botnum{padding-left:40px;height:100px;font-size:26px}
}
@media (max-width:600px){
  .svc-list{grid-template-columns:1fr}
  .svc-item{border-right:none;border-bottom:1px solid var(--line);height:560px;aspect-ratio:auto}
  .svc-item:last-child{border-bottom:none}
  .svc-head__en{font-size:64px}
  .svc-con{left:40px;top:50px;right:30px}
  .svc-name{font-size:26px;line-height:1.2;padding-bottom:24px}
  .svc-msg{padding-top:18px}
  .svc-msg dd{line-height:28px;font-size:13px}
  .svc-num{left:40px;bottom:90px;font-size:24px}
  .svc-botnum{height:80px;padding-left:40px;font-size:24px}
}
/* ---------- 五步时间轴 ---------- */

.timeline{position:relative;display:flex;justify-content:space-between;margin-bottom:84px;padding:40px 0 0}
.timeline-track{position:absolute;top:62px;left:6%;right:6%;height:1px;background:var(--line-strong)}
.tl-node{
  position:relative;background:none;border:none;cursor:pointer;flex:1;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-family:var(--sans);transition:transform .3s var(--ease);padding:0 6px;
}
.tl-node:hover{transform:translateY(-4px)}
.tl-dot{
  width:46px;height:46px;border-radius:50%;background:var(--white);border:1px solid var(--line-strong);
  display:grid;place-items:center;font-family:var(--serif);font-size:16px;color:var(--navy);font-weight:500;
  transition:all .35s var(--ease);z-index:2;
}
.tl-node.active .tl-dot{background:var(--navy);border-color:var(--navy);color:#fff;box-shadow:0 8px 20px -8px rgba(58,46,115,.7)}
.tl-name{font-size:14.5px;color:var(--ink);font-weight:600;text-align:center;line-height:1.4}
.tl-role{font-size:12.5px;color:var(--gold);font-weight:600;letter-spacing:.04em}
.tl-node.active .tl-name{color:var(--navy)}

.steps{display:flex;flex-direction:column;gap:0}
.step{
  display:grid;grid-template-columns:120px 1fr;gap:40px;align-items:start;
  padding:46px 0;border-top:1px solid var(--line);
}
.step:first-child{border-top:none}
.step-index{font-family:var(--serif);font-weight:200;font-size:84px;color:var(--navy);line-height:1;opacity:.16}
.step-body{max-width:760px}
.step-role{display:inline-block;font-size:13px;letter-spacing:.16em;color:var(--gold);font-weight:600;margin-bottom:12px}
.step-title{font-family:var(--serif);font-weight:400;color:var(--navy);font-size:29px;margin-bottom:16px;letter-spacing:-.01em}
.step-body p{font-size:16.5px;color:var(--ink);line-height:1.9}
.step-out{display:block;margin-top:18px;font-size:14.5px;color:var(--gray);border-left:3px solid var(--gold);padding-left:14px;font-style:italic}

.loop{
  margin-top:56px;padding:30px 36px;border-radius:10px;
  background:linear-gradient(110deg,rgba(58,46,115,.045),rgba(94,79,192,.05));
  border:1px solid var(--line);
}
.loop p{font-family:var(--serif);font-weight:300;color:var(--navy);font-size:clamp(18px,2.2vw,23px);line-height:1.7;text-align:center}

/* ---------- 品牌氛围带 ---------- */
.mood{
  position:relative;min-height:340px;display:flex;align-items:center;justify-content:center;
  overflow:hidden;background:url("assets/img5.png") center/cover no-repeat;
  padding:80px 28px;
}
.mood::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(58,46,115,.42),rgba(94,79,192,.52))}
.mood h2{
  position:relative;z-index:2;color:#fff;text-align:center;
  font-family:var(--serif);font-weight:300;letter-spacing:.02em;
  font-size:clamp(26px,4vw,46px);line-height:1.4;
  text-shadow:0 3px 30px rgba(0,0,0,.35);max-width:880px;
}

/* ---------- 案例：横向滑动轮播 + 弹窗（2026-08-04 第三轮重做） ---------- */
.cases-shell{position:relative;margin-top:8px}
.cases-track{
  display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:18px 4px 36px;
  scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent;
  scroll-padding-left:4px;
}
.cases-track::-webkit-scrollbar{height:6px}
.cases-track::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:6px}

.case-card{
  flex:0 0 360px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:34px 32px;
  box-shadow:0 24px 50px -38px rgba(58,46,115,.5);
  display:flex;flex-direction:column;gap:18px;cursor:pointer;text-align:left;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease);
}
.case-card:hover{transform:translateY(-6px);box-shadow:0 36px 70px -38px rgba(58,46,115,.7);border-color:var(--line-strong)}
.case-card-head{display:flex;align-items:center;justify-content:space-between;gap:14px}
.case-card-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;
  color:var(--gold);background:rgba(94,79,192,.10);padding:6px 12px;border-radius:999px;
}
.case-card-date{font-size:13px;color:var(--gray);letter-spacing:.04em}
.case-card-title{font-family:var(--serif);font-weight:600;color:var(--navy);font-size:25px;line-height:1.3;margin:0;letter-spacing:-.01em}
.case-card-stat{
  display:flex;flex-direction:column;gap:6px;
  background:linear-gradient(135deg,rgba(94,79,192,.08),rgba(94,79,192,.02));
  border:1px solid rgba(94,79,192,.16);border-left:3px solid var(--gold);
  border-radius:12px;padding:16px 18px;
}
.case-card-stat-num{font-family:var(--serif);font-weight:600;color:var(--gold);font-size:42px;line-height:1;letter-spacing:-.01em}
.case-card-stat-num small{font-size:.38em;color:var(--navy);font-weight:600;margin-left:5px;letter-spacing:0}
.case-card-stat-label{font-size:13.5px;color:var(--ink);line-height:1.6;font-weight:500}
.case-card-tldr{font-size:15px;color:var(--ink);line-height:1.85;margin:0}
.case-card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto}
.case-card-tags span{font-size:12.5px;color:var(--navy);background:rgba(94,79,192,.07);border:1px solid rgba(94,79,192,.18);padding:4px 10px;border-radius:999px}
.case-card-cta{
  display:flex;align-items:center;gap:8px;
  font-size:14px;color:var(--gold);font-weight:600;letter-spacing:.04em;
  border-top:1px solid var(--line);padding-top:18px;margin-top:auto;
}
.case-card-cta::after{content:"→";transition:transform .3s var(--ease)}
.case-card:hover .case-card-cta::after{transform:translateX(6px)}

/* 卡片左右按钮（pure css 实现，contenteditable 形式） */
.cases-ctrl{
  position:absolute;top:50%;transform:translateY(-50%);
  width:46px;height:46px;border-radius:50%;border:1px solid var(--line-strong);
  background:#fff;color:var(--navy);font-size:20px;cursor:pointer;
  display:grid;place-items:center;transition:all .3s var(--ease);
  box-shadow:0 12px 30px -16px rgba(58,46,115,.5);z-index:2;
}
.cases-ctrl:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.cases-ctrl.prev{left:-23px}
.cases-ctrl.next{right:-23px}
.cases-ctrl:disabled{opacity:.3;cursor:not-allowed}

/* 卡片滚动时，提示用户滑得动 */
.cases-hint{
  text-align:center;font-size:13px;color:var(--gray);
  margin-top:6px;letter-spacing:.04em;
}
.cases-hint::before{content:"← "}
.cases-hint::after{content:" →"}

@media(max-width:780px){
  .case-card{flex-basis:82vw;padding:28px 24px}
  .cases-ctrl.prev{left:-8px}
  .cases-ctrl.next{right:-8px}
  .cases-ctrl{width:40px;height:40px;font-size:17px}
}

/* ---------- 案例弹窗 ---------- */
.modal{position:fixed;inset:0;z-index:80;display:none;align-items:center;justify-content:center;padding:24px;background:rgba(28,22,58,.55);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.modal.open{display:flex}
.modal-box{
  position:relative;background:#fff;border-radius:20px;max-width:760px;width:100%;
  max-height:88vh;overflow-y:auto;padding:46px 48px;
  box-shadow:0 40px 80px -20px rgba(28,22,58,.5);
  animation:modalIn .35s var(--ease);
}
@keyframes modalIn{from{opacity:0;transform:translateY(20px) scale(.97)}to{opacity:1;transform:none}}
.modal-box::before{content:"";position:absolute;left:0;right:0;top:0;height:5px;background:linear-gradient(90deg,var(--gold),var(--navy));border-radius:20px 20px 0 0}
.modal-close{position:absolute;top:18px;right:18px;width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:18px;color:var(--navy);display:grid;place-items:center;transition:all .25s}
.modal-close:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.modal-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.24em;color:var(--gold);font-weight:700;text-transform:uppercase;margin-bottom:14px}
.modal-eyebrow::before{content:"";width:24px;height:1px;background:var(--gold)}
.modal h2{font-family:var(--serif);font-weight:400;color:var(--navy);font-size:clamp(26px,3.4vw,36px);line-height:1.25;margin:0 0 6px;letter-spacing:-.01em}
.modal-sub{font-size:14px;color:var(--gray);letter-spacing:.04em;margin-bottom:26px}

.modal-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:30px;padding:18px;border-radius:12px;background:rgba(94,79,192,.05);border:1px solid var(--line)}
.modal-meta dt{font-size:11.5px;color:var(--gold);font-weight:700;letter-spacing:.2em;text-transform:uppercase;margin-bottom:4px}
.modal-meta dd{font-size:14.5px;color:var(--ink);line-height:1.6;margin:0}
@media(max-width:680px){.modal-meta{grid-template-columns:1fr}.modal-box{padding:36px 26px}}

.modal-section{margin-bottom:26px}
.modal-section:last-child{margin-bottom:0}
.modal-section h3{font-family:var(--serif);font-weight:500;color:var(--navy);font-size:17px;letter-spacing:.04em;margin:0 0 12px;display:flex;align-items:center;gap:10px}
.modal-section h3::before{content:"";width:18px;height:2px;background:var(--gold);border-radius:2px;flex:none}
.modal-section p,.modal-section li{font-size:15.5px;color:var(--ink);line-height:1.9}
.modal-section ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}
.modal-section li{padding-left:18px;position:relative}
.modal-section li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;background:var(--gold)}

/* 痛点引言块（为什么找到我们） */
.modal-lead{
  background:linear-gradient(120deg,rgba(94,79,192,.07),rgba(124,108,224,.03));
  border-left:3px solid var(--gold);
  border-radius:14px;
  padding:18px 22px;
  font-size:15.5px;color:var(--ink);line-height:1.85;margin:0;
}
/* 步骤时间线（我们做了什么） */
.modal-steps{display:flex;flex-direction:column;margin:4px 0 0;padding:0}
.modal-step{
  display:grid;grid-template-columns:92px 1fr;gap:16px;
  padding:15px 0;border-top:1px dashed var(--line);
}
.modal-step:first-child{border-top:none;padding-top:4px}
.modal-step-time{
  font-family:var(--serif);font-weight:600;color:var(--gold);
  font-size:14px;letter-spacing:.02em;line-height:1.4;padding-top:1px;
}
.modal-step-module{
  font-weight:700;color:var(--navy);font-size:15.5px;
  margin-bottom:3px;line-height:1.4;
}
.modal-step-desc{font-size:14.5px;color:var(--ink);line-height:1.75}

.modal-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:4px 0 18px}
.modal-stat{background:linear-gradient(135deg,rgba(94,79,192,.08),rgba(94,79,192,.02));border:1px solid rgba(94,79,192,.16);border-left:3px solid var(--gold);border-radius:12px;padding:16px 18px;display:flex;flex-direction:column;gap:7px}
.modal-stat-num{font-family:var(--serif);font-weight:600;color:var(--gold);font-size:32px;line-height:1;letter-spacing:-.01em}
.modal-stat-num small{font-size:.48em;color:var(--navy);font-weight:600;margin-left:4px}
.modal-stat-label{font-size:12.5px;color:var(--ink);line-height:1.55}

.modal-quote{
  margin-top:8px;padding:22px 24px;border-radius:14px;
  background:linear-gradient(120deg,rgba(94,79,192,.06),rgba(124,108,224,.04));
  border-left:3px solid var(--gold);
}
.modal-quote p{margin:0 0 8px;font-family:var(--serif);font-weight:400;color:var(--navy);font-size:18px;line-height:1.65}
.modal-quote cite{font-style:normal;font-size:13px;color:var(--gray);letter-spacing:.04em}

.modal-pending{
  display:none;
}

/* ---------- 方法论承接链（2026-08-04） ---------- */
.method-desc{font-size:17px;color:var(--gray);line-height:1.85}
.method-desc .chain{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin:18px 0 4px;padding:14px 18px;
  background:rgba(94,79,192,.06);border:1px solid var(--line);border-radius:10px;
  font-family:var(--serif);font-weight:500;color:var(--navy);font-size:18px;letter-spacing:.03em;
}
.method-desc .chain-arrow{color:var(--gold);font-weight:400;opacity:.7}
.method-desc .follow{margin-top:14px;display:block}

/* ---------- 页脚（2026-08-04 全面重排） ---------- */
.foot{
  border-top:1px solid rgba(255,255,255,.18);
  margin-top:96px;padding:48px 0 40px;
}
.foot-inner{
  display:grid;
  grid-template-columns:auto 1fr auto;
  align-items:center;gap:36px;
  flex-wrap:wrap;
}
.foot-brand{display:flex;align-items:center;gap:18px;color:#fff}
.foot-brand .brand-logo{height:60px;width:auto;display:block}
.foot-divider{width:1px;height:48px;background:rgba(255,255,255,.25)}
.foot-tag{
  font-family:var(--serif);font-weight:400;color:#fff;
  font-size:18px;letter-spacing:.04em;line-height:1.4;
}
.foot-tag small{
  display:block;font-family:var(--sans);font-weight:500;
  font-size:12px;color:rgba(255,255,255,.6);letter-spacing:.18em;
  margin-top:4px;text-transform:uppercase;
}
.foot-slogan{
  color:#fff;font-family:var(--serif);font-weight:400;
  font-size:24px;letter-spacing:.04em;text-align:right;
  white-space:nowrap;
}
.foot-slogan::before{content:"· ";color:rgba(255,255,255,.5);margin-right:4px}
.foot-slogan::after{content:" ·";color:rgba(255,255,255,.5);margin-left:4px}
.foot-copy{
  grid-column:1 / -1;
  color:rgba(255,255,255,.6);font-size:13px;letter-spacing:.04em;
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:20px;margin-top:8px;text-align:center;
}
.foot-beian{
  grid-column:1 / -1;
  text-align:center;font-size:13px;letter-spacing:.04em;
  padding-top:4px;
}
.foot-beian a{color:rgba(255,255,255,.72);text-decoration:none}
.foot-beian a:hover{color:#fff;text-decoration:underline}
@media(max-width:780px){
  .foot-inner{grid-template-columns:1fr;gap:18px}
  .foot-brand{flex-direction:column;align-items:flex-start;gap:10px}
  .foot-brand .brand-logo{height:54px}
  .foot-divider{display:none}
  .foot-slogan{text-align:left;font-size:20px}
  .foot-tag{font-size:16px}
}

/* ---------- 媒体墙：纵向列表 + 查看全部按钮（首页/独立页通用） ---------- */
.article-list{display:grid;grid-template-columns:1fr;gap:24px;margin-top:8px}
.article-card{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:26px 24px;display:flex;flex-direction:column;gap:12px;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.article-card:hover{transform:translateY(-4px);box-shadow:0 22px 44px -34px rgba(58,46,115,.6);border-color:var(--line-strong)}
.article-card-tag{font-size:11.5px;font-weight:700;letter-spacing:.22em;color:var(--gold);text-transform:uppercase}
.article-card h4{font-family:var(--serif);font-weight:500;color:var(--navy);font-size:20px;line-height:1.4;margin:0;letter-spacing:-.01em}
.article-card p{font-size:14px;color:var(--ink);line-height:1.7;margin:0}
.article-card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--gray)}
.article-card-link{color:var(--gold);font-weight:600}
.article-card-link-wrap{display:flex;flex-direction:column;gap:12px;flex:1;height:100%;text-decoration:none;color:inherit}
.article-card-link-wrap:hover .article-card-link{text-decoration:underline}
/* 列表底部「查看全部文章」按钮 */
.article-more{margin-top:38px;text-align:center}
.article-more .btn{padding:15px 38px;font-size:15px}
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.case{background:var(--warm);border:1px solid var(--line);border-radius:14px;padding:38px 34px;position:relative;transition:transform .4s var(--ease),box-shadow .4s var(--ease)}
.case:hover{transform:translateY(-5px);box-shadow:0 26px 50px -34px rgba(58,46,115,.55)}
.case-quote{font-family:var(--serif);font-size:80px;color:var(--gold);opacity:.3;line-height:.6;display:block;height:34px}
.case blockquote{font-family:var(--serif);font-weight:300;color:var(--navy);font-size:19px;line-height:1.7;margin-bottom:22px}
.case figcaption{font-size:14px;color:var(--gray);line-height:1.6}
.case figcaption strong{color:var(--ink);font-weight:600}
.cases-more{margin-top:48px;text-align:center}
.cases-more .btn{padding:15px 36px;font-size:15px}

/* ---------- 案例页 ---------- */
.page-hero{
  position:relative;padding:140px 0 70px;text-align:center;overflow:hidden;
  background:
    radial-gradient(ellipse at 20% 0%,rgba(124,108,224,.10),transparent 55%),
    radial-gradient(ellipse at 85% 30%,rgba(94,79,192,.08),transparent 50%),
    var(--warm);
}
.page-hero .eyebrow{display:inline-block;font-size:13px;color:var(--gold);font-weight:600;letter-spacing:.18em;margin-bottom:18px}
.page-hero h1{font-family:var(--serif);font-weight:300;color:var(--navy);font-size:clamp(40px,5.4vw,68px);line-height:1.18;letter-spacing:.01em;margin:0 auto 22px;max-width:880px}
.page-hero p{font-size:18px;color:var(--ink);line-height:1.85;max-width:640px;margin:0 auto}

.cases-empty{
  margin:80px auto 0;max-width:720px;text-align:center;
  padding:64px 48px;border:1px dashed var(--line-strong);border-radius:18px;
  background:linear-gradient(180deg,rgba(255,255,255,.5),transparent);
  position:relative;
}
.cases-empty-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:76px;height:76px;border-radius:50%;margin-bottom:24px;
  background:linear-gradient(135deg,rgba(94,79,192,.12),rgba(124,108,224,.18));
  color:var(--navy);font-family:var(--serif);font-size:36px;font-weight:300;
}
.cases-empty h2{font-family:var(--serif);font-weight:400;color:var(--navy);font-size:30px;margin:0 0 14px;letter-spacing:-.01em}
.cases-empty p{font-size:16.5px;color:var(--ink);line-height:1.9;margin:0 0 28px}
.cases-empty .btn{padding:14px 30px;font-size:15px}

.cases-filters{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:center;
  margin:48px 0 0;padding:0;list-style:none;
}
.cases-filters li{
  font-size:14px;color:var(--navy);
  padding:9px 18px;border-radius:999px;
  border:1px solid var(--line-strong);background:var(--white);
  font-weight:500;
}
.cases-filters li.is-disabled{opacity:.5;font-style:italic}

/* ---------- 方案表 ---------- */
.plan-table-wrap{border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 20px 50px -40px rgba(58,46,115,.6)}
.plan-table{width:100%;border-collapse:collapse;font-size:15px}
.plan-table th{
  background:linear-gradient(135deg,var(--navy),var(--navy-soft));color:#fff;font-weight:500;font-size:14px;letter-spacing:.04em;
  text-align:left;padding:18px 22px;
}
.plan-table td{padding:18px 22px;border-top:1px solid var(--line);color:var(--ink);vertical-align:middle}
.plan-table tbody tr{transition:background .25s}
.plan-table tbody tr:hover{background:rgba(58,46,115,.035)}
.plan-table .mod{font-family:var(--serif);font-weight:600;color:var(--navy);font-size:17px;white-space:nowrap}
.plan-table .mod-desc{color:var(--ink);line-height:1.6}
.plan-table .price{font-family:var(--serif);font-weight:400;color:var(--gold);white-space:nowrap}
.plan-table td:nth-child(3){white-space:nowrap}
.plan-table td{line-height:1.5}
.plan-table tr.hl{background:rgba(94,79,192,.05)}
.plan-table tr.hl td{border-top-color:rgba(94,79,192,.18)}
.plan-table .core{color:var(--gold);font-weight:600}
.plan-note{
  margin-top:36px;padding:36px 40px;
  border:1px solid var(--line);border-radius:14px;
  background:linear-gradient(180deg,rgba(238,243,252,.6),rgba(244,242,252,.4));
  max-width:1080px;margin-left:auto;margin-right:auto;
}
.plan-note-title{
  font-family:var(--serif);font-weight:400;color:var(--navy);
  font-size:20px;letter-spacing:.18em;text-align:center;
  margin:0 0 26px;
}
.plan-note-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.note-item{
  padding:22px 22px 24px;
  border-left:3px solid var(--purple);
  background:rgba(255,255,255,.55);border-radius:0 10px 10px 0;
}
.note-no{
  font-family:var(--sans);font-size:12px;font-weight:600;
  color:var(--purple);letter-spacing:.18em;
}
.note-item p{
  font-size:14.5px;line-height:1.9;color:var(--ink);
  margin:10px 0 0;
}
.note-item strong{color:var(--navy);font-weight:600}
@media (max-width:780px){
  .plan-note{padding:28px 22px}
  .plan-note-grid{grid-template-columns:1fr;gap:14px}
}

/* ---------- 关于（与前面 section-head 对齐的排版） ---------- */
/* 大 logo 作为这节的品牌视觉锚点，放在标题区顶部、左对齐，呼应页眉/页脚 */
.about-logo{
  display:block;text-align:left;margin:0 0 22px;
  color:var(--navy);
}
.about-logo img{
  max-width:280px;width:100%;height:auto;display:block;
}
/* 正文区与 .section-head 同宽、同左对齐，视觉上跟前面几节连贯 */
.about-body{max-width:680px;margin:0;font-size:16.5px;line-height:1.95;color:var(--ink)}
.about-meta{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0 40px}
.about-meta span{font-size:13.5px;color:var(--navy);background:rgba(94,79,192,.08);border:1px solid rgba(94,79,192,.22);padding:8px 16px;border-radius:999px}
.about-sign{
  font-family:var(--serif);font-weight:400;color:var(--navy);font-size:24px;
  margin:0 !important;display:flex;align-items:center;gap:16px;letter-spacing:.02em;
}
.about-sign::before{content:"";flex:0 0 36px;height:1px;background:var(--gold)}
.about-def{font-size:14px;color:var(--gray);letter-spacing:.02em;margin:14px 0 0;line-height:1.6}
/* 花流介绍 · 五步卡片 */
.about-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin:6px 0 20px}
.about-step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 16px;display:flex;flex-direction:column;gap:12px;transition:border-color .2s,box-shadow .2s}
.about-step:hover{border-color:rgba(94,79,192,.45);box-shadow:0 8px 24px rgba(94,79,192,.10)}
.about-step-no{font-family:var(--serif);font-weight:200;font-size:30px;color:#5E4FC0;opacity:.72;line-height:1}
.about-step-tx{display:flex;flex-direction:column;gap:5px}
.about-step-tx b{font-family:var(--serif);font-weight:500;color:var(--navy);font-size:16px;line-height:1.35;letter-spacing:-.01em}
.about-step-tx em{font-style:normal;font-size:12.5px;color:var(--gray);line-height:1.45}
.about-fly{font-size:14.5px;color:var(--navy);margin:0 0 22px;padding-left:14px;border-left:3px solid var(--gold);font-weight:500;line-height:1.7}
.about-ai{font-size:15px;color:var(--ink);line-height:1.8;margin:22px 0 0;background:rgba(94,79,192,.05);border-radius:12px;padding:16px 18px;border:1px solid rgba(94,79,192,.12)}
@media(max-width:860px){.about-steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.about-steps{grid-template-columns:1fr}}

/* ---------- CTA 沉浸（蓝紫渐变） ---------- */
.cta{position:relative;background:linear-gradient(135deg,#33286B 0%,#5E4FC0 60%,#7C6CE0 100%);color:#fff;overflow:hidden;padding:108px 0 0}
.cta-petal{position:absolute;width:480px;height:480px;border-radius:50%;top:-160px;right:-120px;
  background:radial-gradient(circle,rgba(124,108,224,.32),rgba(124,108,224,0) 70%);pointer-events:none}
.cta-petal.p3{position:absolute;width:420px;height:420px;border-radius:50%;bottom:-180px;left:-120px;
  background:radial-gradient(circle,rgba(140,170,245,.30),rgba(140,170,245,0) 70%);pointer-events:none}
.cta-inner{display:grid;grid-template-columns:1fr .85fr;gap:64px;align-items:center;position:relative;z-index:2}
.cta-title{font-family:var(--serif);font-weight:300;font-size:clamp(38px,5.4vw,62px);line-height:1.12;letter-spacing:-.01em}
.cta-sub{margin-top:24px;font-size:17px;color:rgba(255,255,255,.82);line-height:1.85;max-width:440px}
.cta-points{list-style:none;margin-top:30px;display:flex;flex-direction:column;gap:14px}
.cta-points li{font-size:16px;color:rgba(255,255,255,.92)}
.cta-form{
  position:relative;overflow:hidden;
  background:rgba(255,255,255,.97);border-radius:16px;padding:38px 36px;
  box-shadow:0 40px 80px -40px rgba(40,30,90,.6);display:flex;flex-direction:column;gap:18px;
}
.cta-form::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(240px circle at var(--mx,50%) var(--my,50%),
    rgba(142,125,240,.30),rgba(142,125,240,.12) 42%,rgba(142,125,240,0) 70%);
  opacity:0;transition:opacity .45s var(--ease);
}
.cta-form:hover::before{opacity:1}
.cta-form .field,.cta-form .btn,.cta-form .form-tip{position:relative;z-index:1}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:14px;color:var(--navy);font-weight:600}
.field input{
  font-family:var(--sans);font-size:16px;padding:13px 15px;border:1px solid var(--line-strong);
  border-radius:8px;color:var(--ink);background:#fff;transition:border-color .3s,box-shadow .3s;
}
.field input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(94,79,192,.18)}
.field input.err{border-color:#d9534f;box-shadow:0 0 0 3px rgba(217,83,79,.12)}
.form-tip{font-size:12.5px;color:var(--gray);text-align:center;margin-top:2px}
.modal-detail-btn{display:block;text-align:center;margin:18px 0 4px;padding:13px 18px;border-radius:12px;background:linear-gradient(135deg,#5E4FC0,#3A2E73);color:#fff;font-weight:600;font-size:15px;text-decoration:none;transition:transform .15s ease,box-shadow .15s ease}
.modal-detail-btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(58,46,115,.28)}

.foot{border-top:1px solid rgba(255,255,255,.18);margin-top:96px;padding:28px 0}
.foot-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot .brand-name{color:#fff;font-size:16px}
.foot-slogan{color:#fff;font-family:var(--serif);font-size:15px}
.foot-copy{color:rgba(255,255,255,.6);font-size:13px}
/* ---------- 滚动渐入 ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal:nth-child(2){transition-delay:.08s}
.reveal:nth-child(3){transition-delay:.16s}

/* ---------- CTA 表单：入场翻转（仿 yuege 红框 flipInY 左右摇晃） ---------- */
.flip-card{opacity:0}
.flip-card.flip-in{animation:flipInY .9s var(--ease) both}
@keyframes flipInY{
  0%{opacity:0;transform:perspective(900px) rotate3d(0,1,0,90deg)}
  40%{opacity:.6;transform:perspective(900px) rotate3d(0,1,0,-16deg)}
  60%{opacity:1;transform:perspective(900px) rotate3d(0,1,0,10deg)}
  80%{transform:perspective(900px) rotate3d(0,1,0,-5deg)}
  100%{opacity:1;transform:perspective(900px) rotate3d(0,1,0,0deg)}
}

/* ---------- 响应式 ---------- */
@media(max-width:980px){
  .about-title{font-size:clamp(34px,8vw,52px)}
  .about-meta{gap:8px}
  .about-meta span{font-size:12.5px;padding:7px 12px}
  .cta-inner{grid-template-columns:1fr;gap:40px}
}
@media(max-width:760px){
  .nav-links{position:fixed;top:70px;right:18px;left:18px;flex-direction:column;gap:0;
    background:rgba(244,242,252,.97);backdrop-filter:blur(14px);border:1px solid var(--line);
    border-radius:14px;padding:10px;transform:translateY(-12px);opacity:0;pointer-events:none;transition:.3s var(--ease)}
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{padding:13px 14px;border-bottom:1px solid var(--line)}
  .nav-links a::after{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .section{padding:76px 0}
  .hero-content{padding-top:130px}
  .timeline{flex-wrap:wrap;gap:18px 0;padding-top:10px}
  .timeline-track{display:none}
  .tl-node{flex:1 1 33%;margin-bottom:14px}
  .step{grid-template-columns:1fr;gap:14px;padding:34px 0}
  .step-index{font-size:60px}
  .audience-panel{padding:30px 24px}
  .plan-table thead{display:none}
  .plan-table,.plan-table tbody,.plan-table tr,.plan-table td{display:block;width:100%}
  .plan-table tr{border-top:1px solid var(--line);padding:8px 0}
  .plan-table td{border:none;padding:7px 18px}
  .plan-table td::before{content:attr(data-label);color:var(--gray);font-size:12px;display:block;letter-spacing:.05em}
  .plan-table tr.hl{background:rgba(94,79,192,.06)}
  .foot-inner{flex-direction:column;align-items:flex-start;gap:10px}
  .brand-logo{height:34px}
  .brand-logo-foot{height:48px}
  .page-hero{padding:110px 0 50px}
  .cases-empty{padding:44px 26px;margin-top:50px}
  .cases-empty h2{font-size:24px}
}

/* ---------- 文章详情页 ---------- */
.article-post{max-width:760px;margin:0 auto;padding:118px 28px 90px}
.article-back{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--navy);margin-bottom:26px;text-decoration:none;opacity:.72;transition:opacity .2s}
.article-back:hover{opacity:1}
.article-kicker{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;letter-spacing:.2em;color:var(--gold);font-weight:700;text-transform:uppercase;margin-bottom:14px}
.article-kicker::before{content:"";width:26px;height:1px;background:var(--gold)}
.article-post h1{font-family:var(--serif);font-weight:300;color:var(--navy);font-size:clamp(28px,4.6vw,44px);line-height:1.24;letter-spacing:-.01em;margin:0 0 16px}
.article-meta{font-size:14px;color:var(--gray);margin-bottom:34px;padding-bottom:26px;border-bottom:1px solid var(--line)}
.article-body{font-size:17px;line-height:1.95;color:var(--ink)}
.article-body p{margin:0 0 22px}
.article-body h2{font-family:var(--serif);font-weight:400;color:var(--navy);font-size:clamp(21px,2.8vw,28px);line-height:1.32;margin:46px 0 18px}
.article-body h3{font-size:17.5px;color:var(--navy);font-weight:600;margin:30px 0 12px}
.article-body strong{color:var(--navy);font-weight:600}
.article-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:38px 0}
.article-stat{background:rgba(94,79,192,.06);border:1px solid rgba(94,79,192,.18);border-radius:16px;padding:22px 14px;text-align:center}
.article-stat b{display:block;font-family:var(--serif);font-size:clamp(26px,3.4vw,34px);color:var(--navy);font-weight:500;line-height:1.1}
.article-stat span{font-size:12.5px;color:var(--gray);margin-top:9px;display:block;line-height:1.4}
.pit{background:#fff;border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:14px;padding:20px 22px;margin:18px 0}
.pit h4{font-size:16px;color:var(--navy);margin:0 0 12px;font-weight:600}
.pit .wrong{color:#c0392b;margin:0 0 8px}
.pit .right{color:#1d8348;margin:0}
.pit .wrong b,.pit .right b{font-weight:700}
.article-list{margin:0 0 22px;padding-left:0;list-style:none}
.article-list li{position:relative;padding-left:26px;margin-bottom:12px;line-height:1.7}
.article-list li::before{content:"✓";position:absolute;left:0;top:0;color:var(--gold);font-weight:700}
.article-note{background:rgba(94,79,192,.05);border-radius:14px;padding:20px 22px;margin:30px 0;color:var(--navy);font-size:16px;line-height:1.8}
.article-foot-link{display:inline-flex;align-items:center;gap:8px;margin-top:14px;color:var(--navy);font-weight:500;text-decoration:none;border-bottom:1px solid rgba(94,79,192,.4)}
.article-table{width:100%;border-collapse:collapse;margin:30px 0;font-size:15px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.article-table th{background:linear-gradient(135deg,var(--navy),var(--navy-soft));color:#fff;font-weight:500;font-size:13.5px;letter-spacing:.04em;text-align:left;padding:14px 18px}
.article-table td{padding:14px 18px;border-top:1px solid var(--line);color:var(--ink);vertical-align:top;line-height:1.7}
.article-table tbody tr:nth-child(even){background:rgba(94,79,192,.04)}
.article-table td:first-child{font-weight:600;color:var(--navy);white-space:nowrap;width:1%}
.article-fig{margin:34px 0;text-align:center}
.article-fig .ph{aspect-ratio:16/9;background:linear-gradient(135deg,rgba(58,46,115,.05),rgba(94,79,192,.09));border:1px dashed var(--line-strong);border-radius:14px;display:flex;align-items:center;justify-content:center;color:var(--gray);font-size:13.5px;letter-spacing:.04em}
.article-fig figcaption{margin-top:12px;font-size:13px;color:var(--gray);letter-spacing:.02em}
@media(max-width:680px){.article-table{font-size:13.5px}.article-table th,.article-table td{padding:11px 12px}}
@media(max-width:680px){
  .article-stats{grid-template-columns:repeat(2,1fr)}
  .article-post{padding:96px 22px 70px}
}


/* ============================================================
   案例展示 · 对齐 chimsen 主营业务板块
   chimsen 实测（1rem=100px @视口≥1780，随视口线性缩放）：
     section 左内距 13.5vw / 右侧 0（卡片出血到屏幕边缘）
     左栏 330  轮播区 1180  卡片 436×600  卡片间距 46  圆角 20
     卡片标题 30 粗  卡片副文 16/24  大标题 36 粗  英文 46  左栏正文 18/30
     箭头 68×68（容器 156，上距 135）  按钮 135×52
   ============================================================ */
.cases-show{
  --u:calc(min(100vw, 1780px)/17.8);
  width:100%;
  padding:calc(1.15 * var(--u)) 0 calc(1.2 * var(--u)) 13.5vw;
  background:linear-gradient(180deg,#E6F2FF 0%,#F8FBFF 100%);
  overflow:hidden;
  box-sizing:border-box;
}
.cases-show *{box-sizing:border-box}
.cs-inner{display:flex;justify-content:space-between;width:100%}

/* —— 左侧标题区 —— */
.cs-head{position:relative;width:calc(3.3 * var(--u));flex:0 0 auto}
.cs-en{
  margin:0 0 calc(.14 * var(--u));
  font-family:var(--serif);
  font-size:calc(.46 * var(--u));
  line-height:calc(.38 * var(--u));
  font-weight:700;
  letter-spacing:.02em;
  text-transform:uppercase;
  background:linear-gradient(90deg,#739FDD,#B4BFF0);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.cs-title{
  margin:0;
  font-family:var(--serif);
  font-size:calc(.36 * var(--u));
  font-weight:700;
  line-height:1.3;
  color:#1b2540;
}
.cs-desc{
  margin:calc(.2 * var(--u)) 0 0;
  font-size:calc(.18 * var(--u));
  line-height:calc(.3 * var(--u));
  color:#333;
}
.cs-nav{
  display:flex;
  justify-content:space-between;
  width:calc(1.56 * var(--u));
  margin-top:calc(1.35 * var(--u));
}
.cs-nav button{
  width:calc(.68 * var(--u));
  height:calc(.68 * var(--u));
  border-radius:50%;
  border:2px solid rgba(115,159,221,.35);
  background:#fff;
  color:#5E7FB8;
  font-size:calc(.24 * var(--u));
  line-height:1;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:all .4s var(--ease);
}
.cs-nav button:hover{background:#739FDD;border-color:#739FDD;color:#fff}
.cs-nav button:disabled{opacity:.35;cursor:default}

/* —— 右侧轮播 —— */
.cs-track{
  width:calc(11.8 * var(--u));
  flex:0 0 auto;
  display:flex;
  overflow-x:auto;
  overflow-y:hidden;
  scroll-snap-type:x mandatory;
  scroll-behavior:smooth;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.cs-track::-webkit-scrollbar{display:none}

.cs-card{
  position:relative;
  display:block;
  flex:0 0 calc(4.36 * var(--u));
  width:calc(4.36 * var(--u));
  height:calc(6 * var(--u));
  margin-right:calc(.46 * var(--u));
  border-radius:calc(.2 * var(--u));
  overflow:hidden;
  scroll-snap-align:start;
  text-decoration:none;
  color:inherit;
}
.cs-pic{position:absolute;inset:0;width:100%;height:100%}
.cs-pic img{width:100%;height:100%;object-fit:cover;display:block}

.cs-lump{
  position:absolute;
  left:0;
  bottom:calc(.35 * var(--u));
  width:100%;
  padding:0 calc(.4 * var(--u));
  font-family:var(--serif);
  font-size:calc(.3 * var(--u));
  font-weight:700;
  color:#fff;
  transition:opacity .5s var(--ease);
}
.cs-cent{
  position:absolute;
  top:0;left:0;
  width:100%;height:100%;
  padding:calc(.35 * var(--u)) calc(.4 * var(--u));
  background:linear-gradient(180deg,rgba(115,159,221,.92),rgba(150,168,232,.92));
  opacity:0;
  transition:opacity .5s var(--ease);
}
.cs-card:hover .cs-lump{opacity:0}
.cs-card:hover .cs-cent{opacity:1}
.cs-cent-title{
  margin:0;
  font-family:var(--serif);
  font-size:calc(.3 * var(--u));
  font-weight:700;
  color:#fff;
}
.cs-cent-text{
  margin:calc(.1 * var(--u)) 0 0;
  font-size:calc(.16 * var(--u));
  line-height:calc(.24 * var(--u));
  color:#fff;
}
.cs-btn{
  position:absolute;
  left:calc(.4 * var(--u));
  bottom:calc(.5 * var(--u));
  display:flex;
  align-items:center;
  justify-content:center;
  width:calc(1.35 * var(--u));
  height:calc(.52 * var(--u));
  border:2px solid rgba(255,255,255,.35);
  border-radius:calc(.05 * var(--u));
  font-size:calc(.15 * var(--u));
  color:#fff;
  transition:all .3s var(--ease);
}
.cs-btn::after{content:"→";margin-left:6px;transition:transform .3s var(--ease)}
.cs-card:hover .cs-btn{background:#fff;border-color:#fff;color:#739FDD}
.cs-card:hover .cs-btn::after{transform:translateX(4px)}

/* 独立案例页：让开固定导航 */
.cases-show.cs-page{padding-top:calc(1.15 * var(--u) + 96px);min-height:100vh}

@media (max-width:1024px){
  .cases-show{padding:80px 0 70px 24px}
  .cases-show.cs-page{padding-top:160px}
  .cs-inner{flex-direction:column;gap:34px}
  .cs-head{width:100%;max-width:600px}
  .cs-en{font-size:26px;line-height:1.2;margin-bottom:10px}
  .cs-title{font-size:32px}
  .cs-desc{font-size:16px;line-height:28px;margin-top:16px}
  .cs-nav{width:118px;margin-top:30px}
  .cs-nav button{width:52px;height:52px;font-size:22px}
  .cs-track{width:100%}
  .cs-card{flex:0 0 64vw;width:64vw;height:88vw;max-height:560px;margin-right:20px;border-radius:16px}
  .cs-lump{font-size:24px;bottom:24px;padding:0 24px}
  .cs-cent{padding:24px}
  .cs-cent-title{font-size:24px}
  .cs-cent-text{font-size:15px;line-height:25px}
  .cs-btn{left:24px;bottom:24px;width:132px;height:46px;font-size:14px}
}
@media (max-width:640px){
  .cases-show{padding:56px 0 52px 20px}
  .cases-show.cs-page{padding-top:130px}
  .cs-en{font-size:22px}
  .cs-title{font-size:27px}
  .cs-desc{font-size:15px;line-height:26px}
  .cs-card{flex:0 0 78vw;width:78vw;height:108vw;max-height:480px}
  .cs-lump{font-size:22px}
  .cs-cent-title{font-size:22px}
}

/* ============================================================
   知识库 · 复刻 chimsen 首页 NEWS 板块（index-plate5）
   扒站实测（1rem=100px @≥1780 视口，随视口线性缩放，同 --u 体系）：
     .wrap 1400 居中  section padding 115/120
     英文标题 46  中文标题 36 粗  按钮 155×52 圆角药丸(渐变描边)
     轮播 slide = 1/3宽-0.3rem  间距 45  图高 282 圆角 10
     卡片标题 22/30 两行截断  日期 16 #666
     底部圆钮 56×56  进度条高2 (100%-1.6rem) 填充主题色
     Swiper6: slidesPerView:'auto' speed1000 autoplay4000 progressbar
     容器 overflow 可见 → 右侧露第4张卡边（chimsen 同款）
   ============================================================ */
.kb-plate{
  --u:calc(min(100vw, 1780px)/17.8);
  width:100%;
  padding:calc(1.15 * var(--u)) 0 calc(1.2 * var(--u));
  position:relative;
  background:none;
  overflow:hidden;
  box-sizing:border-box;
}
.kb-plate::before{
  content:"";
  position:absolute;
  inset:0;
  /* 弃用低像素花瓣图，改用淡蓝渐变：从柔蓝到近白，明显可见的渐变；叠加淡蓝光晕增加层次 */
  background:
    radial-gradient(130% 100% at 82% 8%, rgba(120,178,255,.28), rgba(120,178,255,0) 55%),
    radial-gradient(120% 120% at 8% 100%, rgba(150,196,255,.20), rgba(150,196,255,0) 60%),
    linear-gradient(120deg, #cfe2fb 0%, #dcecff 40%, #eaf3ff 72%, #f6faff 100%);
  z-index:-1;
}
.kb-plate *{box-sizing:border-box}
.kb-wrap{width:calc(14 * var(--u));margin:0 auto}
.kb-top{display:flex;justify-content:space-between;align-items:flex-end}
.kb-english{
  margin:0 0 calc(.14 * var(--u));
  font-family:var(--serif);
  font-size:calc(.46 * var(--u));
  line-height:calc(.38 * var(--u));
  font-weight:700;
  text-transform:uppercase;
}
.kb-english span{
  background:linear-gradient(90deg,#5E4FC0,#8E7DF0);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.kb-title{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:calc(.36 * var(--u));
  font-weight:700;
  line-height:1.3;
  letter-spacing:.02em;
  color:var(--navy);
}
.kb-sub{
  margin:calc(.12 * var(--u)) 0 0;
  max-width:calc(8.6 * var(--u));
  font-size:calc(.16 * var(--u));
  line-height:1.7;
  color:var(--gray);
}
.kb-button{
  display:flex;justify-content:center;align-items:center;
  position:relative;flex:0 0 auto;
  width:calc(1.55 * var(--u));height:calc(.52 * var(--u));
  border:2px solid transparent;border-radius:calc(.45 * var(--u));
  background-clip:padding-box,border-box;background-origin:padding-box,border-box;
  background-image:linear-gradient(90deg,#fff,#fff),linear-gradient(90deg,#5E4FC0,#8E7DF0);
  transition:all .3s;
  text-decoration:none;
}
.kb-button span{
  position:relative;z-index:9;
  font-size:calc(.16 * var(--u));
  color:#5E4FC0;
  transition:all .5s;
}
.kb-button em{
  position:relative;
  width:10px;height:10px;margin-left:calc(.16 * var(--u));
  border-right:2px solid #5E4FC0;border-bottom:2px solid #5E4FC0;
  transform:rotate(-45deg);
  transition:all .5s;
}
.kb-button:hover{
  background-image:linear-gradient(90deg,#5E4FC0,#8E7DF0),linear-gradient(90deg,#5E4FC0,#8E7DF0);
}
.kb-button:hover span{color:#fff}
.kb-button:hover em{border-color:#fff;transform:rotate(0deg)}
.kb-main{margin-top:calc(.45 * var(--u))}
.kb-swiper{width:100%;overflow:visible !important}
.kb-swiper .swiper-slide{
  width:calc(100%/3 - 0.3 * var(--u));
  height:auto;margin-right:calc(.45 * var(--u));
}
.kb-swiper .swiper-slide:last-of-type{margin-right:0}
.kb-card{display:block;width:100%;height:auto;text-decoration:none}
.kb-pic{
  width:100%;height:calc(2.82 * var(--u));
  border-radius:calc(.1 * var(--u));overflow:hidden;
  background:linear-gradient(135deg,#E6E3F5,#D4D0ED);
}
.kb-pic img{
  width:100%;height:100%;object-fit:cover;display:block;
  transition:all .5s;
}
.kb-card:hover .kb-pic img{transform:scale(1.1,1.1) translateZ(0)}
.kb-pic-holder{display:flex;align-items:center;justify-content:center}
.kb-pic-holder span{
  font-size:calc(.15 * var(--u));font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;color:#8E7DF0;
}
.kb-cent{width:100%;height:auto;padding:calc(.25 * var(--u)) calc(.4 * var(--u)) 0 0}
.kb-card-title{
  margin:0;height:calc(.6 * var(--u));
  font-size:calc(.22 * var(--u));line-height:calc(.3 * var(--u));
  color:#1A1533;overflow:hidden;text-overflow:ellipsis;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  transition:all .5s;
}
.kb-card:hover .kb-card-title{color:#5E4FC0}
.kb-card-time{margin:calc(.2 * var(--u)) 0 0;font-size:calc(.16 * var(--u));color:#666}
.kb-lump{
  display:flex;justify-content:space-between;align-items:center;
  width:100%;margin-top:calc(.75 * var(--u));
}
.kb-lump-button{display:flex;justify-content:space-between;width:calc(1.28 * var(--u))}
.kb-prev,.kb-next{
  display:flex;align-items:center;justify-content:center;
  width:calc(.56 * var(--u));height:calc(.56 * var(--u));
  border:1px solid #C9C4E4;border-radius:50%;
  color:#5E4FC0;background:transparent;cursor:pointer;outline:none;
  transition:all .5s;
}
.kb-prev svg,.kb-next svg{width:45%;height:45%}
.kb-prev:hover,.kb-next:hover{background:#5E4FC0;border-color:#5E4FC0;color:#fff}
.kb-pagination{
  position:relative;
  width:calc(100% - 1.6 * var(--u));height:2px;
  background:#D9D4EE;border-radius:0;
  transition:opacity .3s;
}
.kb-pagination .swiper-pagination-progressbar-fill{background:#5E4FC0;border-radius:0}
@media (max-width:860px){
  .kb-plate{padding:64px 20px}
  .kb-wrap{width:100%}
  .kb-top{flex-direction:column;align-items:flex-start}
  .kb-english{font-size:26px;line-height:1;margin-bottom:8px}
  .kb-title{font-size:22px}
  .kb-sub{font-size:13px;max-width:100%;margin-top:8px}
  .kb-button{margin-top:18px;width:auto;padding:0 20px;height:42px;border-radius:21px}
  .kb-button span{font-size:14px}
  .kb-main{margin-top:28px}
  .kb-swiper .swiper-slide{width:100%;margin-right:0}
  .kb-pic{height:56vw;border-radius:10px}
  .kb-pic-holder span{font-size:13px}
  .kb-cent{padding:14px 4px 0 0}
  .kb-card-title{height:auto;min-height:44px;font-size:16px;line-height:22px}
  .kb-card-time{margin-top:8px;font-size:13px}
  .kb-lump{margin-top:32px}
  .kb-lump-button{width:96px}
  .kb-prev,.kb-next{width:42px;height:42px}
  .kb-pagination{width:calc(100% - 116px)}
}
/* 方法论 · 1:1 复刻 yuegekeji 建站资讯（v4 2026-09-17 红→紫） */
#method{padding:0}
.method-split{
  display:flex;align-items:stretch;width:100%;max-width:1920px;min-height:820px;margin:0 auto;background:#f8f8f8;overflow:hidden;box-sizing:border-box;
}
/* === 左：图面板 · 白字 === */
.method-hero{
  position:relative;flex:0 0 45%;min-height:820px;padding:140px 80px 70px 100px;box-sizing:border-box;color:#fff;overflow:hidden;
  background:url("assets/method-bg.jpg?v=20260917") no-repeat center center;background-size:cover;
  display:flex;flex-direction:column;justify-content:flex-start;align-items:flex-start;
}
.method-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(135deg,rgba(94,79,192,.55) 0%,rgba(58,46,115,.72) 100%);
}
.method-hero>*{position:relative;z-index:2}
.method-hero-title{margin:0 0 32px;padding-left:60px;font-size:50px;font-weight:600;color:#fff;letter-spacing:1.5px;line-height:1.2}
.method-hero-intro{margin:0 0 60px;padding-left:60px;width:560px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.86)}
.method-hero-btn{
  position:relative;display:block;margin-left:60px;width:140px;height:50px;border:1px solid #fff;box-sizing:border-box;font-size:14px;color:#fff;line-height:48px;text-align:center;text-decoration:none;transition:all .25s;
}
.method-hero-btn::after{content:"→";position:absolute;right:22px;top:50%;transform:translateY(-50%);transition:all .25s}
.method-hero-btn:hover{padding-right:0;background:rgba(255,255,255,.12)}
.method-hero-btn:hover::after{right:10px}

/* === 右：列表 === */
.method-list{
  flex:0 0 55%;padding:0;background:#f8f8f8;box-sizing:border-box;
}
.method-item{
  display:block;height:175px;padding:0 60px 0 24px;box-sizing:border-box;
  border-bottom:1px solid #eee;text-decoration:none;color:inherit;background:#f8f8f8;
  transition:background .3s;
}
.method-item:last-child{border-bottom:none}
.method-item:hover{background:#fff}
.method-item-in{
  height:100%;font-size:0;
  display:flex;align-items:center;
}
/* 左：数字列（数字+英文，绝对定位叠在一起） */
.method-item-l{
  position:relative;flex:0 0 130px;align-self:stretch;display:flex;align-items:center;justify-content:center;
  font-family:"microsoft yahei","PingFang SC",sans-serif;
  transition:transform .3s;
}
.method-num{
  display:block;font-size:88px;font-weight:bold;line-height:1;color:#eee;text-align:center;
}
.method-eng{
  position:absolute;top:50%;left:0;right:0;margin-top:-13px;
  font-size:26px;font-weight:bold;line-height:26px;text-align:center;color:#333;
}
.method-eng span{color:#5E4FC0}
/* 右：标题+摘要 */
.method-item-r{
  position:relative;flex:1;padding-top:20px;margin-left:24px;transition:transform .3s;
}
.method-item-r::before{
  content:"";position:absolute;top:0;left:0;width:29px;height:3px;background:#5E4FC0;transition:width .3s;
}
.method-item-title{margin:0 0 12px;font-size:24px;font-weight:700;line-height:1.4;color:#333;transition:color .3s;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.method-item-desc{margin:0;font-size:15px;line-height:1.7;color:#999;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
/* hover：左+右一起右移 */
.method-item:hover .method-item-l,.method-item:hover .method-item-r{transform:translateX(20px)}
.method-item:hover .method-item-r::before{width:69px}
.method-item:hover .method-item-title{color:#5E4FC0}

.reveal-right{
  opacity:0;
}
/* box 始终在原位（不加 transform），保证 IntersectionObserver 能正常触发；
   进 .in 后由 keyframes 接管，从 translateX(100%) 滑入视觉 */
.reveal-right.in,.reveal-right.in-fallback{
  animation:methodSlideInRight 1.2s ease-out forwards;
}
@keyframes methodSlideInRight{
  from{opacity:0;transform:translateX(100%)}
  to{opacity:1;transform:translateX(0)}
}
@media(max-width:1100px){
  .method-split{flex-direction:column}
  .method-hero{flex:none;width:100%;min-height:520px;padding:90px 40px 50px 50px}
  .method-list{flex:none;width:100%}
}
@media(max-width:640px){
  .method-hero-eyebrow{font-size:38px}
  .method-num{font-size:54px}
  .method-eng{font-size:20px}
  .method-item{padding:18px 24px;height:140px}
  .method-item-l{flex:0 0 90px}
  .method-item-title{font-size:20px}
  .method-item-desc{font-size:13px}
}

/* 核心优势 · 仿 chimsen 板块（深色图底 + 6 卡片网格 + hover 紫色渐变 + 字变白） */
.advantage-plate{
  position:relative;width:100%;padding:140px 0 160px;
  background:url("assets/advantage-bg.jpg?v=20260917b") no-repeat center center;background-size:cover;
  background-color:#1a1340;
  box-sizing:border-box;overflow:hidden;
}
.advantage-plate::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(135deg,rgba(58,46,115,.55) 0%,rgba(94,79,192,.45) 60%,rgba(142,125,240,.32) 100%);
}
.advantage-plate>.container{position:relative;z-index:2;max-width:1640px;padding:0 30px}
.advantage-head{text-align:center;margin-bottom:80px}
.advantage-eyebrow{margin:0 0 16px;font-size:16px;letter-spacing:5px;color:#5BA8E5;text-transform:uppercase;font-weight:700}
.advantage-title{margin:0;font-size:54px;font-weight:600;color:#fff;letter-spacing:3px;line-height:1.2}
.advantage-grid{
  display:flex;flex-wrap:wrap;width:100%;margin:0 -14px -28px 0;
}
.advantage-card{
  position:relative;display:flex;flex:0 0 calc(33.3333% - 28px);margin:0 28px 28px 0;
  padding:44px 44px 48px 44px;box-sizing:border-box;min-height:260px;
  background:#fff;border-radius:10px;
  transition:all .5s ease;
  cursor:default;
}
.advantage-card:nth-child(3n){margin-right:0}
.advantage-icon{
  flex:0 0 64px;width:64px;height:64px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#5BA8E5 0%,#5E4FC0 100%);
  color:#fff;
  transition:all .5s ease;
}
.advantage-icon svg{width:34px;height:34px}
.advantage-cent{flex:1;padding-left:24px;min-width:0}
.advantage-card-title{
  margin:0 0 18px;font-size:24px;font-weight:700;color:#5E4FC0;
  transition:color .5s ease;line-height:1.35;
}
.advantage-card-text{margin:0;padding:0;list-style:none;font-size:16px;line-height:2;color:#6A6580;transition:color .5s ease}
.advantage-card-text li{position:relative;padding-left:16px;margin-bottom:2px}
.advantage-card-text li::before{
  content:"";position:absolute;top:14px;left:0;width:5px;height:5px;border-radius:50%;background:#8E7DF0;transition:background .5s ease;
}
.advantage-card:hover{
  background:linear-gradient(90deg,#5BA8E5 0%,#5E4FC0 100%);
}
.advantage-card:hover .advantage-icon{background:#fff;color:#5E4FC0}
.advantage-card:hover .advantage-card-title{color:#fff}
.advantage-card:hover .advantage-card-text,
.advantage-card:hover .advantage-card-text li{color:#fff}
.advantage-card:hover .advantage-card-text li::before{background:rgba(255,255,255,.85)}
@media(max-width:1100px){
  .advantage-card{flex:0 0 calc(50% - 28px)}
  .advantage-card:nth-child(3n){margin-right:28px}
  .advantage-card:nth-child(2n){margin-right:0}
  .advantage-title{font-size:42px}
}
@media(max-width:640px){
  .advantage-plate{padding:90px 0 100px}
  .advantage-card{flex:0 0 100%;margin-right:0}
  .advantage-card:nth-child(3n){margin-right:0}
  .advantage-card:nth-child(2n){margin-right:0}
  .advantage-title{font-size:32px}
  .advantage-card-title{font-size:22px}
}

/* ===== 花流介绍 · 关于花流（按 yuegekeji.cn 真实 about 结构 1:1 复刻） ===== */
.index_abyg{background:#fff;padding-bottom:90px}
.index_title{padding:82px 0 69px 0;text-align:center}
.ititle1{position:relative;display:inline-block;padding:0 126px}
.ititle1:before,.ititle1:after{content:"";position:absolute;top:50%;margin-top:-1px;width:126px;height:1px;background:#e5e5e5}
.ititle1:before{left:0}
.ititle1:after{right:0}
.ititle1 span{position:relative;display:inline-block;padding:0 6px;font-size:36px;font-weight:700;color:#222}
.ititle2{margin-top:10px;font-size:16px;color:#aaa;text-transform:uppercase;letter-spacing:.08em}
.iabyg_content{margin:43px auto 0 auto;width:1520px;background:#f8f8f8;font-size:0;box-sizing:border-box}
.iayg_cl{position:relative;display:inline-block;width:620px;height:544px;padding:45px 65px;box-sizing:border-box;vertical-align:top;overflow:hidden}
.iayg_cl::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.92) 0%,rgba(255,255,255,.78) 100%);z-index:1}
.iayg_cl img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;z-index:0}
.iayg_clin{position:relative;z-index:2}
.f32{font-size:32px;font-weight:700;color:#222;margin:0}
.f14{font-size:14px}
.lh26{line-height:26px}
.mt25{margin-top:25px}
.iayg_clin a{margin-top:25px;display:inline-block;width:120px;height:40px;box-sizing:border-box;border:1px solid #666;font-size:14px;color:#666;line-height:38px;text-align:center;text-decoration:none;transition:all .15s ease}
.iayg_clin a:hover{border-color:#7A8FE0;background:#7A8FE0;color:#fff}
.iayg_cr{display:inline-block;width:900px;vertical-align:top}
.iayg_crt{height:272px;padding-top:66px;box-sizing:border-box;background:#fff}
.iitdl_type{display:inline-block;width:300px;font-size:16px;color:#666;text-align:center;vertical-align:top}
.it_round{font-size:76px;color:#7A8FE0;font-weight:700;line-height:1;font-family:"PingFang SC","Microsoft YaHei",sans-serif}
.numss{}
.itt_t{margin-top:14px;font-size:15px;color:#666}
.iayg_cru{height:272px;font-size:0}
.iayg_curl{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;width:400px;height:100%;background:linear-gradient(135deg,rgba(122,143,224,.92) 0%,rgba(94,79,192,.88) 100%),url('assets/advantage-bg.jpg') center/cover no-repeat;text-align:center;vertical-align:top;text-decoration:none;transition:transform .25s ease}
.iayg_curl .icon{position:relative;top:0;width:42px;height:42px;stroke:#fff;transition:all .2s ease}
.iayg_curl:hover{transform:scale(1.02)}
.iayg_curl:hover .icon{top:-6px}
.f28{font-size:28px}
.colfff{color:#fff}
.mt20{margin-top:20px}
.iayg_curr{display:inline-block;width:500px;height:100%;padding:65px 75px;box-sizing:border-box;background:linear-gradient(90deg,rgba(58,46,115,.82) 0%,rgba(58,46,115,.55) 100%),url('assets/advantage-bg.jpg') center/cover no-repeat;color:#fff;vertical-align:top}
.pb20{padding-bottom:20px}
.f15{font-size:15px}
.lh28{line-height:28px}
.iayg_curr p{margin:0 0 8px}
.iayg_curr .f28{font-weight:700;margin-bottom:18px}
@media(max-width:1520px){
  .iabyg_content{width:100%;max-width:1520px}
}
@media(max-width:1100px){
  .iayg_cl,.iayg_cr{width:100%;height:auto;display:block}
  .iayg_cr{display:flex;flex-direction:column}
  .iayg_crt{height:auto;padding:40px 0}
  .iayg_cru{height:auto;display:flex;flex-direction:column}
  .iayg_curl,.iayg_curr{width:100%;min-height:220px}
  .iayg_curr{padding:45px 35px}
}
@media(max-width:520px){
  .ititle1{padding:0 60px}
  .ititle1:before,.ititle1:after{width:50px}
  .iayg_cl{padding:35px 25px;height:auto}
  .iitdl_type{width:100%;margin:18px 0}
  .iayg_crt{padding:25px 0;height:auto}
}

/* ===== 花流介绍 动画（复刻 yuege 的 WOW.js + animate.css 行为，本地等价实现） ===== */
.index_abyg{overflow:hidden}
/* 关于花流 · 进场动画（transition 方案，稳定可靠，不依赖 animation 关键帧/visibility） */
.abyg-fx{opacity:0;will-change:opacity,transform;transition:opacity .65s ease,transform .65s cubic-bezier(.16,1,.3,1)}
.abyg-fx.from-left{transform:translateX(-100%)}
.abyg-fx.from-right{transform:translateX(100%)}
.abyg-fx.from-up{transform:translateY(100%)}
.abyg-fx.in{opacity:1;transform:none}
.abyg-fx.in-fallback{opacity:1;transform:none}

/* ---------- Lenis 平滑滚动（参考 yuseneye，防冲突基础样式） ---------- */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }
.lenis.lenis-stopped { overflow: hidden; }
.lenis.lenis-smooth iframe { pointer-events: none; }

.cs-viewall{display:inline-flex;align-items:center;gap:6px;color:#5E4FC0;font-size:15px;font-weight:600;letter-spacing:.05em;text-decoration:none;margin-top:16px;transition:opacity .2s,transform .2s}.cs-viewall:hover{opacity:.7;transform:translateX(3px)}