/* ==========================================================
   全屏滚动官网 · 通用样式库 (Fullpage Scroll Kit)
   原生 CSS scroll-snap 实现，零依赖；自适应手机 / 平板 / 桌面
   主题通过 :root 变量覆盖，各案例互不干扰
   ========================================================== */
:root{
  --nav-h:74px;
  --bg:#ffffff;
  --bg-t:rgba(255,255,255,.86);
  --fg:#0d1220;
  --muted:#5d6880;
  --line:rgba(13,18,32,.10);
  --card:#ffffff;
  --brand:#1f4fff;
  --brand-2:#7b5cff;
  --accent:#ffd166;
  --radius:18px;
  --font-title:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  --font-body:var(--font-title);
  --font-serif:"Songti SC","Source Han Serif SC",Georgia,"Microsoft YaHei",serif;
}
*{box-sizing:border-box}
html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}
/* 仅全屏滚动页启用整屏吸附（由 fullpage.js 检测 .sec 后添加） */
html.fp-snap{scroll-snap-type:y mandatory}
body{
  margin:0;background:var(--bg);color:var(--fg);
  font-family:var(--font-body);font-size:16px;line-height:1.78;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,ul,figure{margin:0}
ul{padding:0;list-style:none}
img,svg{max-width:100%;display:block}

/* ---------- 整屏 ---------- */
.sec{
  position:relative;min-height:100vh;min-height:100svh;
  scroll-snap-align:start;scroll-snap-stop:normal;
  display:flex;flex-direction:column;justify-content:center;
  padding:calc(var(--nav-h) + 40px) 0 64px;
  overflow:hidden;
}
.sec--hero{padding-bottom:120px}
.wrap{width:min(1200px,90vw);margin:0 auto;position:relative;z-index:2}
.wrap--narrow{width:min(880px,90vw)}

/* ---------- 顶部导航 ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:60;
  display:flex;align-items:center;
  background:var(--bg-t);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;width:min(1280px,94vw)}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:19px;letter-spacing:.01em}
.logo-mark{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;font-weight:800;font-size:17px;flex:0 0 auto;
}
.logo small{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.14em}
.nav-links{display:flex;align-items:center;gap:30px;font-size:15px}
.nav-links a{color:var(--muted);transition:.25s;position:relative}
.nav-links a:hover{color:var(--fg)}
.nav-links a::after{
  content:"";position:absolute;left:0;right:100%;bottom:-6px;height:2px;
  background:var(--brand);transition:right .3s;
}
.nav-links a:hover::after{right:0}
.nav-links a.active::after{right:0}
.nav-cta{
  padding:10px 22px;border-radius:999px;font-size:14px;font-weight:600;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
}
.nav-toggle{display:none;width:40px;height:40px;border:0;background:transparent;cursor:pointer;padding:8px}
.nav-toggle span{display:block;height:2px;background:var(--fg);margin:5px 0;transition:.3s;border-radius:2px}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 进度条 & 圆点导航 ---------- */
.fp-bar{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:70;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  transition:width .15s linear;
}
.fp-dots{
  position:fixed;right:26px;top:50%;transform:translateY(-50%);z-index:60;
  display:flex;flex-direction:column;gap:15px;
}
.fp-dots a{
  width:9px;height:9px;border-radius:50%;
  border:1.5px solid var(--muted);opacity:.45;transition:.3s;position:relative;
}
.fp-dots a:hover{opacity:1}
.fp-dots a.on{background:var(--brand);border-color:var(--brand);opacity:1;transform:scale(1.35)}
.fp-dots a::before{
  content:attr(data-label);position:absolute;right:22px;top:50%;transform:translateY(-50%);
  white-space:nowrap;font-size:12px;padding:4px 10px;border-radius:6px;
  background:var(--fg);color:var(--bg);opacity:0;pointer-events:none;transition:.25s;
}
.fp-dots a:hover::before{opacity:1}

/* ---------- 排版 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12.5px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--brand);font-weight:700;margin-bottom:22px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--brand);opacity:.6}
h1{
  font-size:clamp(34px,5.6vw,74px);line-height:1.14;font-weight:800;
  letter-spacing:-.02em;margin-bottom:26px;
}
h2{
  font-size:clamp(26px,3.4vw,44px);line-height:1.22;font-weight:800;
  letter-spacing:-.015em;margin-bottom:18px;
}
h3{font-size:19px;font-weight:700;margin-bottom:10px}
.lead{font-size:clamp(15px,1.35vw,18px);color:var(--muted);max-width:660px;line-height:1.9}
.sec-title{margin-bottom:52px}
.sec-title .lead{margin-top:6px}
.grad{background:linear-gradient(120deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}
.center .eyebrow{justify-content:center}
.serif{font-family:var(--font-serif)}

/* ---------- 按钮 ---------- */
.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:38px}
.actions.center{justify-content:center}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:15px 32px;border-radius:999px;font-size:15px;font-weight:600;
  transition:.3s;cursor:pointer;border:1px solid transparent;
}
.btn-p{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 10px 30px -12px var(--brand)}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 16px 36px -12px var(--brand)}
.btn-g{border-color:var(--line);color:var(--fg);background:transparent}
.btn-g:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn i{font-style:normal;transition:transform .3s}
.btn:hover i{transform:translateX(4px)}

/* ---------- 数据带 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{padding:30px 24px;border-radius:var(--radius);border:1px solid var(--line);background:var(--card)}
.stat .num{
  font-size:clamp(30px,3.6vw,50px);font-weight:800;line-height:1;letter-spacing:-.03em;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat .num em{font-style:normal;font-size:.5em;margin-left:2px;-webkit-text-fill-color:currentColor;color:var(--muted);background:none}
.stat .lbl{margin-top:12px;font-size:14px;color:var(--muted)}
.stat .sub{font-size:12.5px;color:var(--muted);opacity:.75;margin-top:4px}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 28px;transition:.35s;position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-6px);border-color:var(--brand-line,rgba(31,79,255,.4));box-shadow:0 24px 50px -30px rgba(0,0,0,.35)}
.card .ico{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  font-size:21px;margin-bottom:20px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;
}
.card p{font-size:14.5px;color:var(--muted);line-height:1.85}
.card .idx{
  position:absolute;right:22px;top:18px;font-size:44px;font-weight:800;
  color:var(--fg);opacity:.06;line-height:1;letter-spacing:-.04em;
}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.tags span{
  font-size:12px;padding:5px 12px;border-radius:999px;
  border:1px solid var(--line);color:var(--muted);
}

/* ---------- 案例 / 作品 ---------- */
.works{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.work{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  background:var(--card);transition:.35s;
}
.work:hover{transform:translateY(-6px);box-shadow:0 26px 54px -32px rgba(0,0,0,.4)}
.work .thumb{
  aspect-ratio:16/10;display:grid;place-items:center;position:relative;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;font-size:13px;letter-spacing:.2em;text-transform:uppercase;font-weight:700;
}
.work .thumb::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 70% 20%,rgba(255,255,255,.28),transparent 60%);
}
.work .body{padding:22px 22px 26px}
.work .body strong{display:block;font-size:16.5px;margin-bottom:6px}
.work .body p{font-size:13.5px;color:var(--muted)}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:st}
.step{position:relative;padding-top:30px;border-top:2px solid var(--line)}
.step::before{
  counter-increment:st;content:"0" counter(st);
  position:absolute;top:-16px;left:0;font-size:13px;font-weight:800;letter-spacing:.1em;
  background:var(--bg);padding-right:12px;color:var(--brand);
}
.step h3{font-size:16.5px}
.step p{font-size:14px;color:var(--muted);margin-top:8px}

/* ---------- 引言 / 客户评价 ---------- */
.quote{
  border-left:3px solid var(--brand);padding:6px 0 6px 26px;
  font-size:clamp(16px,1.5vw,21px);line-height:1.85;color:var(--fg);
}
.quote footer{margin-top:16px;font-size:13.5px;color:var(--muted);letter-spacing:.04em}

/* ---------- 滚动提示 ---------- */
.scroll-hint{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-size:11px;letter-spacing:.24em;color:var(--muted);z-index:2;
}
.scroll-hint i{
  display:block;width:22px;height:34px;border:1.5px solid currentColor;
  border-radius:12px;position:relative;opacity:.55;
}
.scroll-hint i::after{
  content:"";position:absolute;left:50%;top:7px;width:4px;height:4px;border-radius:50%;
  background:currentColor;transform:translateX(-50%);animation:schint 1.7s infinite;
}
@keyframes schint{
  0%{opacity:0;transform:translate(-50%,0)}
  30%{opacity:1}
  100%{opacity:0;transform:translate(-50%,14px)}
}

/* ---------- 页脚 ---------- */
.foot{
  border-top:1px solid var(--line);margin-top:auto;
  padding-top:34px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:30px;
}
.foot h4{font-size:14px;margin-bottom:14px;letter-spacing:.06em}
.foot p,.foot li{font-size:13.5px;color:var(--muted);line-height:2}
.foot .cp{
  grid-column:1/-1;border-top:1px solid var(--line);padding-top:18px;
  font-size:12.5px;color:var(--muted);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
}

/* ---------- 入场动画 ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
.sec.in .rv{opacity:1;transform:none}
.sec.in .rv:nth-child(1){transition-delay:.05s}
.sec.in .rv:nth-child(2){transition-delay:.14s}
.sec.in .rv:nth-child(3){transition-delay:.23s}
.sec.in .rv:nth-child(4){transition-delay:.32s}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}
/* 截图模式：URL 带 ?shot 时禁用全部动画，保证完整呈现 */
html.shot-mode .rv,html.shot-mode .bars i{transition:none!important;animation:none!important;opacity:1!important;transform:none!important}
html.shot-mode .pbar i{animation:none!important}
html.shot-mode .ticker div{animation:none!important}

/* ---------- 自适应 ---------- */
@media (max-width:1080px){
  .stats,.g4{grid-template-columns:repeat(2,1fr)}
  .g3,.works,.steps{grid-template-columns:repeat(2,1fr)}
  .foot{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  :root{--nav-h:64px}
  html{scroll-snap-type:y proximity}
  body{font-size:15.5px}
  .sec{min-height:100svh;padding:calc(var(--nav-h) + 34px) 0 56px}
  .nav-toggle{display:block}
  .nav-links{
    position:fixed;top:var(--nav-h);left:0;right:0;
    flex-direction:column;align-items:flex-start;gap:0;
    background:var(--bg);border-bottom:1px solid var(--line);
    padding:8px 5vw 18px;
    transform:translateY(-130%);transition:.36s cubic-bezier(.2,.7,.2,1);z-index:59;
  }
  .nav-links.open{transform:none;box-shadow:0 20px 40px -24px rgba(0,0,0,.35)}
  .nav-links a{width:100%;padding:14px 0;border-bottom:1px solid var(--line);font-size:16px}
  .nav-cta{padding:9px 18px;font-size:13.5px}
  .stats,.g2,.g3,.g4,.works,.steps{grid-template-columns:1fr}
  .stats{gap:14px}
  .stat{padding:22px 20px;display:flex;align-items:baseline;gap:14px}
  .stat .lbl{margin-top:0}
  .stat .sub{display:none}
  .card{padding:26px 22px}
  .foot{grid-template-columns:1fr;gap:22px}
  .fp-dots{right:12px;gap:12px}
  .fp-dots a::before{display:none}
  .step{padding-top:26px}
}
/* ==========================================================
   v2 新增组件：图片驱动 + 产品界面 mockup + 价格体系
   依赖 fp.css 基础变量
   ========================================================== */

/* ---------- 首屏照片背景 ---------- */
.hero-img{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0}
.hero-img::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,var(--hero-top,rgba(5,9,20,.74)),var(--hero-mid,rgba(5,9,20,.5)) 46%,var(--hero-fade,rgba(5,9,20,.9)) 97%);
}
.sec--overimg{color:#fff}
.sec--overimg .lead{color:rgba(255,255,255,.85)}
.sec--overimg .eyebrow{color:var(--accent,#ffd166)}
.sec--overimg .eyebrow::before{background:currentColor}
.sec--overimg .btn-g{border-color:rgba(255,255,255,.4);color:#fff}
.sec--overimg .btn-g:hover{border-color:#fff}

/* ---------- 图文分栏 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.split .ph{border-radius:20px;overflow:hidden;box-shadow:0 40px 90px -55px rgba(0,0,0,.55)}
.split .ph img{width:100%;height:100%;object-fit:cover}
.ph-ratio{aspect-ratio:4/3}
.ph-ratio-wide{aspect-ratio:16/10}

/* ---------- 图片卡 ---------- */
.photocard{border-radius:18px;overflow:hidden;background:var(--card);border:1px solid var(--line);transition:.35s}
.photocard:hover{transform:translateY(-6px);box-shadow:0 28px 56px -38px rgba(0,0,0,.5)}
.photocard .ph{aspect-ratio:16/10;overflow:hidden}
.photocard .ph img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.photocard:hover .ph img{transform:scale(1.06)}
.photocard .body{padding:22px}
.photocard h3{font-size:16.5px}
.photocard p{font-size:13.5px;color:var(--muted);margin-top:6px;line-height:1.8}

/* ---------- 浏览器 mockup ---------- */
.browser{border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:0 44px 90px -55px rgba(0,0,0,.55)}
.browser .bar{display:flex;align-items:center;gap:6px;padding:10px 14px;background:#f1f3f7;border-bottom:1px solid var(--line)}
.browser .bar i{width:9px;height:9px;border-radius:50%;background:#d9dde7}
.browser .bar i:nth-child(1){background:#ff5f57}
.browser .bar i:nth-child(2){background:#febc2e}
.browser .bar i:nth-child(3){background:#28c840}
.browser .bar .url{flex:1;margin-left:10px;height:20px;border-radius:6px;background:#fff;border:1px solid var(--line)}
.browser .canvas{aspect-ratio:16/9;background:#fff}

/* ---------- 拖拽编辑器 mockup（纯CSS） ---------- */
.editor{display:grid;grid-template-columns:52px 1fr 150px;min-height:0}
.editor .tools{background:#232838;display:flex;flex-direction:column;align-items:center;gap:13px;padding:14px 0}
.editor .tools i{width:26px;height:26px;border-radius:7px;background:rgba(255,255,255,.13)}
.editor .tools i:nth-child(2){background:linear-gradient(135deg,#6d8dff,#9a6dff)}
.editor .board{background:#eef1f7;padding:18px;display:grid;grid-template-columns:repeat(6,1fr);gap:10px;align-content:start}
.editor .board b{display:block;height:26px;border-radius:6px;background:linear-gradient(135deg,#6d8dff,#9a6dff);grid-column:1/-1}
.editor .board i{height:44px;border-radius:6px;background:#fff;border:1px solid #dfe4ef}
.editor .board i:nth-child(odd){background:#f7f9fd}
.editor .board i.sel{border:2px solid #6d8dff;position:relative}
.editor .board i.sel::after{content:"";position:absolute;inset:-2px;border:2px dashed #9a6dff;border-radius:6px}
.editor .props{background:#fff;border-left:1px solid #e6e9f2;padding:14px;display:flex;flex-direction:column;gap:10px}
.editor .props i{height:15px;border-radius:5px;background:#eef1f7;display:block}
.editor .props i:first-child{height:26px;background:#e7ebf7}

/* ---------- 手机 mockup ---------- */
.phone{
  width:min(215px,50vw);border-radius:34px;border:7px solid #16181f;background:#fff;
  box-shadow:0 44px 90px -55px rgba(0,0,0,.6);overflow:hidden;position:relative;flex:0 0 auto;
}
.phone::before{content:"";position:absolute;top:8px;left:50%;transform:translateX(-50%);width:54px;height:15px;border-radius:999px;background:#16181f;z-index:2}
.phone .screen{aspect-ratio:9/17.5;display:flex;flex-direction:column;gap:8px;padding:30px 12px 14px;background:#fff}
.phone .screen b{height:62px;border-radius:10px;background:linear-gradient(135deg,var(--brand,#6d8dff),var(--brand-2,#9a6dff))}
.phone .screen i{height:36px;border-radius:8px;background:#f0f2f8;display:block}
.phone .screen i.w60{width:60%}
.phone .screen i.w80{width:80%}
.phone .screen .row{display:grid;grid-template-columns:1fr 1fr;gap:8px}

/* ---------- 模板墙 ---------- */
.tplwall{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.tpl{border-radius:12px;overflow:hidden;border:1px solid var(--line);background:#fff;transition:.3s}
.tpl:hover{transform:translateY(-5px);box-shadow:0 20px 44px -28px rgba(0,0,0,.45)}
.tpl .shot{aspect-ratio:4/3;padding:14% 11% 0;display:flex;flex-direction:column;gap:7px;color:var(--tplc,#3b5bdb);background:var(--tplbg,#eef2ff)}
.tpl .shot b{height:11%;width:46%;border-radius:3px;background:currentColor;opacity:.9}
.tpl .shot i{height:7%;width:74%;border-radius:3px;background:currentColor;opacity:.3}
.tpl .shot i+i{width:58%}
.tpl .name{padding:9px 12px;font-size:12px;color:var(--muted);border-top:1px solid var(--line);display:flex;justify-content:space-between}
.tpl .name em{font-style:normal;opacity:.6}

/* ---------- 版本价格 ---------- */
.pricing{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.plan{border:1px solid var(--line);border-radius:18px;padding:30px 24px 26px;background:var(--card);display:flex;flex-direction:column;gap:5px;transition:.3s;position:relative}
.plan:hover{transform:translateY(-6px);box-shadow:0 28px 56px -38px rgba(0,0,0,.45)}
.plan.hot{border-color:var(--brand);box-shadow:0 30px 62px -42px var(--brand)}
.plan .tag{
  position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  font-size:11.5px;font-weight:700;letter-spacing:.08em;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));padding:4px 14px;border-radius:999px;white-space:nowrap;
}
.plan h3{font-size:17px}
.plan .p{font-size:15px;font-weight:700;color:var(--brand)}
.plan .p small{font-size:12px;color:var(--muted);font-weight:500}
.plan ul{margin-top:14px;display:grid;gap:9px}
.plan li{font-size:13.5px;color:var(--muted);padding-left:22px;position:relative;line-height:1.6}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:700}

/* ---------- 客户故事 ---------- */
.story{display:grid;grid-template-columns:1.08fr 1fr;border-radius:22px;overflow:hidden;border:1px solid var(--line);background:var(--card)}
.story .ph{min-height:330px}
.story .ph img{width:100%;height:100%;object-fit:cover}
.story .txt{padding:42px 40px;display:flex;flex-direction:column;justify-content:center}
.story .who{font-size:12.5px;letter-spacing:.14em;color:var(--brand);font-weight:700;margin-bottom:12px}
.story h3{font-size:clamp(19px,2vw,25px);line-height:1.45}
.story p{font-size:14.5px;color:var(--muted);margin-top:14px;line-height:1.9}
.story .kpi{display:flex;gap:36px;margin-top:26px}
.story .kpi b{font-size:26px;font-weight:800;color:var(--brand)}
.story .kpi span{display:block;font-size:12.5px;color:var(--muted);margin-top:2px}

/* ---------- 三端并排 ---------- */
.devices{display:flex;gap:26px;align-items:flex-end;justify-content:center}
.devices .d{border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:0 40px 80px -55px rgba(0,0,0,.55)}
.devices .d .cv{padding:12px;display:flex;flex-direction:column;gap:7px}
.devices .d .cv i{border-radius:5px;background:#eef1f7;display:block;height:12px}
.devices .d .cv i:first-child{height:22px;background:linear-gradient(135deg,var(--brand,#3b5bdb),var(--brand-2,#7b5cff))}
.devices .d-pc{flex:0 0 58%;max-width:560px}
.devices .d-pad{flex:0 0 26%;max-width:250px;padding-top:0}
.devices .d-phone{flex:0 0 15%;max-width:150px}

/* ---------- 大数字横条 ---------- */
.ribbon{display:flex;flex-wrap:wrap;gap:16px 52px;align-items:baseline}
.ribbon .r b{font-size:clamp(26px,3vw,44px);font-weight:800;letter-spacing:-.02em;color:var(--fg)}
.ribbon .r b em{font-style:normal;font-size:.5em;color:var(--brand);margin-left:2px}
.ribbon .r span{display:block;font-size:13px;color:var(--muted);margin-top:2px}

/* ---------- 真实感小标注 ---------- */
.caption{font-size:12px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .split,.story{grid-template-columns:1fr}
  .pricing,.tplwall{grid-template-columns:repeat(2,1fr)}
  .editor .props{display:none}
  .devices{gap:16px}
  .devices .d-pc{flex:0 0 60%}
}
@media (max-width:768px){
  .pricing,.tplwall{grid-template-columns:1fr}
  .story .ph{min-height:220px}
  .story .txt{padding:28px 22px}
  .devices{flex-wrap:wrap}
}
/* ==========================================================
   V3 新增组件（仅网站建设 · 10 屏结构 · 图片驱动）
   依赖 fp.css / fp2.css
   ========================================================== */

/* ---------- 全宽观点带（照片淡化+大字观点） ---------- */
.kband{position:relative;border-radius:22px;overflow:hidden;min-height:420px;display:flex;align-items:flex-end}
.kband .kb-img{position:absolute;inset:0;background-size:cover;background-position:center}
.kband .kb-img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,26,.18),rgba(10,14,26,.82) 78%)}
.kband .kb-txt{position:relative;z-index:2;padding:44px 46px;color:#fff;max-width:760px}
.kband .kb-txt h2{color:#fff}
.kband .kb-txt p{color:rgba(255,255,255,.82);font-size:15.5px;line-height:1.9;margin-top:10px}
.kband .kb-mark{position:absolute;top:30px;left:40px;z-index:2;font-size:12px;letter-spacing:.22em;color:rgba(255,255,255,.65);text-transform:uppercase}

/* ---------- 图片马赛克（大小混排） ---------- */
.mosaic{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:150px;gap:14px}
.mosaic .m{border-radius:16px;overflow:hidden;position:relative}
.mosaic .m img{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.mosaic .m:hover img{transform:scale(1.05)}
.mosaic .m-big{grid-column:span 2;grid-row:span 2}
.mosaic .m-wide{grid-column:span 2}
.mosaic .m-cap{
  position:absolute;left:0;right:0;bottom:0;padding:26px 18px 12px;color:#fff;font-size:13px;
  background:linear-gradient(180deg,transparent,rgba(8,12,24,.78));
}

/* ---------- 服务方式（自助 / 代建 / 定制） ---------- */
.modes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.mode{border:1px solid var(--line);border-radius:20px;background:var(--card);padding:34px 30px;position:relative;transition:.35s;display:flex;flex-direction:column}
.mode:hover{transform:translateY(-6px);box-shadow:0 30px 60px -40px rgba(0,0,0,.5)}
.mode .no{font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--brand)}
.mode h3{font-size:21px;margin:10px 0 6px}
.mode .fit{font-size:13.5px;color:var(--brand);font-weight:600;margin-bottom:16px}
.mode p{font-size:14.5px;color:var(--muted);line-height:1.9}
.mode ul{margin-top:18px;display:grid;gap:10px}
.mode li{font-size:13.5px;color:var(--muted);padding-left:24px;position:relative;line-height:1.7}
.mode li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:700}
.mode .who{margin-top:auto;padding-top:20px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted)}
.mode .who b{color:var(--fg);font-size:13.5px;display:block;margin-bottom:2px}
.mode--hot{border-color:var(--brand);box-shadow:0 30px 62px -44px var(--brand)}
.mode--hot .no::after{content:"· 最多人选";margin-left:8px;font-size:11px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;padding:3px 10px;border-radius:999px;letter-spacing:.04em;vertical-align:2px}

/* ---------- 行业方案卡（图片+要点） ---------- */
.indgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ind{border-radius:18px;overflow:hidden;border:1px solid var(--line);background:var(--card);transition:.35s;display:flex;flex-direction:column}
.ind:hover{transform:translateY(-6px);box-shadow:0 28px 56px -38px rgba(0,0,0,.5)}
.ind .ph{aspect-ratio:16/9;overflow:hidden;position:relative}
.ind .ph img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.ind:hover .ph img{transform:scale(1.05)}
.ind .ph em{position:absolute;left:14px;top:14px;font-style:normal;font-size:11.5px;font-weight:700;letter-spacing:.1em;background:rgba(10,14,26,.62);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);color:#fff;padding:5px 12px;border-radius:999px}
.ind .body{padding:22px 22px 24px}
.ind h3{font-size:17px}
.ind p{font-size:13.5px;color:var(--muted);margin-top:8px;line-height:1.85}
.ind .pts{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
.ind .pts span{font-size:11.5px;padding:4px 10px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}

/* ---------- 技术指标 ---------- */
.techgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.tech{border:1px solid var(--line);border-radius:18px;padding:28px 24px;background:var(--card);transition:.3s}
.tech:hover{transform:translateY(-5px);border-color:var(--brand-line,rgba(31,79,255,.4))}
.tech .t-num{font-size:clamp(24px,2.6vw,36px);font-weight:800;letter-spacing:-.02em;color:var(--brand)}
.tech h3{font-size:16px;margin:10px 0 8px}
.tech p{font-size:13.5px;color:var(--muted);line-height:1.85}

/* ---------- 五步流程 ---------- */
.steps5{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:st5}
.steps5 .st{position:relative;padding-top:34px;border-top:2px solid var(--line)}
.steps5 .st::before{
  counter-increment:st5;content:"0" counter(st5);
  position:absolute;top:-15px;left:0;font-size:13px;font-weight:800;letter-spacing:.1em;
  background:var(--bg);padding-right:12px;color:var(--brand);
}
.steps5 .st h3{font-size:16px}
.steps5 .st p{font-size:13.5px;color:var(--muted);margin-top:8px;line-height:1.8}
.steps5 .st .t{margin-top:12px;font-size:12px;color:var(--brand);font-weight:700;letter-spacing:.06em}

/* ---------- 服务时间轴 ---------- */
.tline{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tline .tl{border:1px solid var(--line);border-radius:20px;background:var(--card);overflow:hidden;transition:.35s}
.tline .tl:hover{transform:translateY(-5px)}
.tline .tl .head{padding:22px 24px;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2))}
.tline .tl .head b{font-size:12px;letter-spacing:.18em;opacity:.85;display:block;margin-bottom:6px}
.tline .tl .head h3{font-size:19px;color:#fff;margin:0}
.tline .tl ul{padding:22px 24px;display:grid;gap:12px}
.tline .tl li{font-size:13.5px;color:var(--muted);line-height:1.75;padding-left:22px;position:relative}
.tline .tl li::before{content:"";position:absolute;left:2px;top:9px;width:7px;height:7px;border-radius:50%;background:var(--brand)}

/* ---------- 评价三栏 ---------- */
.testi3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tst{border:1px solid var(--line);border-radius:20px;background:var(--card);padding:30px 28px;display:flex;flex-direction:column;transition:.35s}
.tst:hover{transform:translateY(-5px);box-shadow:0 26px 52px -38px rgba(0,0,0,.45)}
.tst .mark{font-size:40px;line-height:1;color:var(--brand);opacity:.35;font-family:Georgia,serif}
.tst p{font-size:14.5px;color:var(--fg);line-height:1.95;margin-top:14px;flex:1}
.tst .who{margin-top:22px;display:flex;align-items:center;gap:12px}
.tst .who .av{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:700;font-size:16px;background:linear-gradient(135deg,var(--brand),var(--brand-2));flex:0 0 auto}
.tst .who b{display:block;font-size:14px}
.tst .who span{font-size:12.5px;color:var(--muted)}

/* ---------- 承诺条 ---------- */
.promise{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.promise .p{display:flex;gap:14px;align-items:flex-start;border:1px dashed var(--line);border-radius:16px;padding:20px}
.promise .p i{font-style:normal;font-size:22px;flex:0 0 auto}
.promise .p b{display:block;font-size:14.5px;margin-bottom:3px}
.promise .p span{font-size:12.5px;color:var(--muted);line-height:1.7}

/* ---------- 深色 CTA 带 ---------- */
.ctaband{
  position:relative;border-radius:24px;overflow:hidden;padding:64px 56px;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
}
.ctaband::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 15%,rgba(255,255,255,.22),transparent 55%)}
.ctaband h2{color:#fff;position:relative}
.ctaband p{color:rgba(255,255,255,.85);position:relative;max-width:640px}
.ctaband .actions{position:relative;margin-top:26px}
.ctaband .btn-g{border-color:rgba(255,255,255,.5);color:#fff}
.ctaband .btn-g:hover{border-color:#fff}
.ctaband .btn-p{background:#fff;color:var(--brand);box-shadow:0 14px 34px -14px rgba(0,0,0,.4)}
.ctaband .btn-p:hover{transform:translateY(-2px)}

/* ---------- 行业标签墙 ---------- */
.tagwall{display:flex;flex-wrap:wrap;gap:10px}
.tagwall span{
  font-size:13px;padding:9px 18px;border-radius:999px;border:1px solid var(--line);
  color:var(--muted);background:var(--card);transition:.25s;
}
.tagwall span:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}

/* ---------- 对比条（Before / After） ---------- */
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cmp .col{border-radius:20px;padding:34px 30px;border:1px solid var(--line);background:var(--card)}
.cmp .col.bad{background:#f6f7fa;color:var(--muted)}
.cmp .col h3{font-size:17px;margin-bottom:16px}
.cmp .col ul{display:grid;gap:12px}
.cmp .col li{font-size:14px;line-height:1.8;padding-left:26px;position:relative}
.cmp .col.bad li::before{content:"×";position:absolute;left:0;color:#c0392b;font-weight:800}
.cmp .col.good li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:800}

/* ---------- 问答 ---------- */
.faq{max-width:840px;margin:0 auto;display:grid;gap:12px}
.faq details{border:1px solid var(--line);border-radius:16px;background:var(--card);overflow:hidden}
.faq summary{
  list-style:none;cursor:pointer;padding:20px 24px;font-size:15.5px;font-weight:600;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:20px;color:var(--brand);font-weight:400;transition:.25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 24px 22px;font-size:14px;color:var(--muted);line-height:1.95}

/* ---------- 大引言（带人物/场景） ---------- */
.bigquote{position:relative;border-radius:24px;overflow:hidden;min-height:440px;display:flex;align-items:center;justify-content:center;text-align:center}
.bigquote .bq-img{position:absolute;inset:0;background-size:cover;background-position:center}
.bigquote .bq-img::after{content:"";position:absolute;inset:0;background:rgba(10,14,26,.72)}
.bigquote blockquote{position:relative;z-index:2;max-width:820px;padding:0 40px;color:#fff}
.bigquote blockquote p{font-size:clamp(20px,2.6vw,32px);line-height:1.7;font-weight:700}
.bigquote blockquote footer{margin-top:22px;font-size:14px;color:rgba(255,255,255,.75);letter-spacing:.06em}

/* ---------- 服务清单（checklist） ---------- */
.check2{display:grid;grid-template-columns:1fr 1fr;gap:14px 26px}
.check2 .c{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;line-height:1.8}
.check2 .c::before{content:"✓";flex:0 0 auto;width:22px;height:22px;border-radius:7px;display:grid;place-items:center;font-size:12px;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));margin-top:3px}
.check2 .c span b{display:block;font-size:14.5px}
.check2 .c span i{font-style:normal;font-size:13px;color:var(--muted)}

/* ---------- 横向图文行 ---------- */
.hrow{display:grid;grid-template-columns:220px 1fr;gap:26px;align-items:center;border:1px solid var(--line);border-radius:18px;background:var(--card);overflow:hidden;transition:.3s}
.hrow:hover{transform:translateX(4px);border-color:var(--brand-line,rgba(31,79,255,.35))}
.hrow .ph{height:100%;min-height:150px}
.hrow .ph img{width:100%;height:100%;object-fit:cover}
.hrow .tx{padding:20px 26px 20px 0}
.hrow .tx h3{font-size:16.5px}
.hrow .tx p{font-size:13.5px;color:var(--muted);margin-top:6px;line-height:1.8}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .modes,.indgrid,.tline,.testi3{grid-template-columns:repeat(2,1fr)}
  .techgrid,.steps5,.promise{grid-template-columns:repeat(2,1fr)}
  .mosaic{grid-auto-rows:120px}
}
@media (max-width:768px){
  .modes,.indgrid,.tline,.testi3,.cmp,.check2,.hrow{grid-template-columns:1fr}
  .techgrid,.steps5,.promise{grid-template-columns:1fr}
  .kband .kb-txt{padding:30px 22px}
  .ctaband{padding:44px 26px}
  .mosaic{grid-template-columns:repeat(2,1fr);grid-auto-rows:110px}
  .mosaic .m-big{grid-column:span 2;grid-row:span 2}
  .mosaic .m-wide{grid-column:span 2}
  .hrow{grid-template-columns:1fr}
  .hrow .tx{padding:0 20px 20px}
  .hrow .ph{min-height:170px}
}