/* ============================================================
   来推荐店播宝 · 官网样式表
   设计系统严格沿用《来推荐店播宝_UI原型_晴空蓝渐变风》
   主色 #3F7DF6 / 渐变 #4FACFE → #5B6CF6 / 背景 #F2F6FC
   ============================================================ */
:root{
  --bg:#F2F6FC; --bg-soft:#E8F0FB; --bg-elev:#FFFFFF;
  --card:#FFFFFF; --card-border:rgba(79,140,250,0.32);
  --accent:#3F7DF6; --accent-dim:#2F63D6; --accent-deep:#2F63D6;
  --text:#1E2A44; --text-dim:#5B6B8C; --text-faint:#9AA7C2;
  --danger:#FF5C6C; --warn:#F97316; --info:#4DA8FF;
  --grad:linear-gradient(135deg,#4FACFE 0%,#5B6CF6 100%);
  --grad-soft:linear-gradient(135deg, rgba(79,140,250,0.10), rgba(91,108,246,0.10));
  --glow:0 8px 22px rgba(79,140,250,0.35);
  --r-s:10px; --r-m:14px; --r-l:18px; --r-xl:22px;
  --nav-h:62px;
  --mono:"SF Mono",Consolas,"Roboto Mono",monospace;
  --shadow-card:0 10px 30px rgba(30,42,68,0.06);
  --shadow-hover:0 16px 38px rgba(30,42,68,0.12);
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent;}
html{scroll-behavior:smooth;}
body{
  background:radial-gradient(circle at 50% 0%, #EAF1FB 0%, #F2F6FC 55%);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--text);min-height:100vh;line-height:1.6;
  -webkit-font-smoothing:antialiased;
  padding-top:var(--nav-h);
}
a{color:var(--accent);text-decoration:none;}
img{display:block;max-width:100%;}
.mono{font-family:var(--mono);}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px;}

/* ===== 顶部固定导航（固定于页面最顶端） ===== */
.nav{
  position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:100;
  background:rgba(255,255,255,0.86);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--card-border);
  box-shadow:0 4px 18px rgba(79,140,250,0.10);
}
.nav-inner{
  max-width:1180px;margin:0 auto;height:100%;padding:0 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.nav-brand{display:flex;align-items:center;gap:10px;color:var(--text);}
.nav-brand img{
  width:34px;height:34px;border-radius:10px;
  filter:drop-shadow(0 4px 10px rgba(79,140,250,0.22));
}
.nav-brand>span{display:flex;flex-direction:column;line-height:1.25;}
.nav-brand .bn{font-size:20px;font-weight:700;letter-spacing:1px;}
.nav-brand .bs{font-size:10px;color:var(--text-faint);letter-spacing:2px;text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  font-size:14px;color:var(--text-dim);padding:9px 16px;border-radius:var(--r-m);
  transition:.18s;white-space:nowrap;
}
.nav-links a:hover{color:var(--accent);background:rgba(79,140,250,0.08);}
.nav-links a.on{
  color:#fff;background:var(--grad);box-shadow:var(--glow);font-weight:600;
}
.nav-cta{
  font-size:13px;font-weight:600;color:#fff;background:var(--grad);
  padding:9px 18px;border-radius:var(--r-m);box-shadow:var(--glow);
  transition:.18s;white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-1px);}

/* ===== 通用区块 ===== */
.section{padding:72px 0;}
.section.tight{padding:48px 0;}
.sec-head{text-align:center;margin-bottom:44px;}
.sec-head .badge{
  display:inline-block;font-size:11px;letter-spacing:3px;color:var(--accent);
  border:1px solid var(--card-border);padding:5px 14px;border-radius:30px;
  margin-bottom:16px;text-transform:uppercase;background:rgba(255,255,255,0.6);
}
.sec-head h2{font-size:28px;font-weight:700;letter-spacing:1px;}
.sec-head p{color:var(--text-dim);max-width:720px;margin:12px auto 0;font-size:14px;line-height:1.75;}
.sec-head.left{text-align:left;}
.sec-head.left p{margin-left:0;}
/* 需单行展示的说明文字：解除 720px 宽度上限，桌面端强制不换行 */
.sec-head p.one-line{max-width:100%;}
@media (min-width:820px){.sec-head p.one-line{white-space:nowrap;}}
.grp-title{
  font-size:18px;font-weight:700;display:flex;align-items:center;gap:10px;margin-bottom:8px;
}
.grp-title::before{content:"";width:4px;height:20px;background:var(--accent);border-radius:2px;}
.grp-sub{font-size:13px;color:var(--text-dim);margin-bottom:26px;padding-left:14px;}
.grp-title + .grid,.grp-title + .tbl-wrap{margin-top:22px;}  /* 无副标题时，标题与内容保持间距 */

/* ===== Hero ===== */
.hero{padding:78px 0 60px;text-align:center;position:relative;overflow:hidden;}
.hero::before{
  content:"";position:absolute;top:-220px;left:50%;transform:translateX(-50%);
  width:820px;height:520px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle, rgba(79,140,250,0.16), transparent 68%);
}
.hero .badge{
  display:inline-block;font-size:11px;letter-spacing:3px;color:var(--accent);
  border:1px solid var(--card-border);padding:6px 15px;border-radius:30px;
  margin-bottom:20px;text-transform:uppercase;background:rgba(255,255,255,0.7);
  position:relative;
}
.hero h1{
  font-size:44px;font-weight:700;letter-spacing:1px;line-height:1.28;position:relative;
}
.hero h1 em{
  font-style:normal;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero .lead{
  color:var(--text-dim);max-width:700px;margin:18px auto 0;font-size:15px;line-height:1.85;
  position:relative;
}
.hero-actions{
  display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:30px;position:relative;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-m);font-size:14px;font-weight:600;
  border:none;cursor:pointer;transition:.18s;font-family:inherit;
}
.btn-fill{background:var(--grad);color:#fff;box-shadow:var(--glow);}
.btn-fill:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(79,140,250,0.42);}
.btn-outline{background:#fff;border:1px solid var(--accent);color:var(--accent);}
.btn-outline:hover{background:rgba(79,140,250,0.08);}
.btn-soft{background:rgba(79,140,250,0.10);color:var(--accent);border:1px solid var(--card-border);}
.btn-soft:hover{background:rgba(79,140,250,0.16);}
.btn-sm{padding:9px 18px;font-size:13px;}
.btn svg{width:16px;height:16px;}

.hero-platforms{
  display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:24px;
  font-size:12px;color:var(--text-dim);position:relative;
}
.hero-platforms span{
  display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,0.8);
  border:1px solid var(--card-border);border-radius:30px;padding:6px 14px;
}
.hero-platforms i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;}

/* ===== 数据条 ===== */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  background:var(--card);border:1px solid var(--card-border);border-radius:var(--r-xl);
  padding:26px 20px;box-shadow:var(--shadow-card);
}
.stats .st{text-align:center;padding:6px 10px;border-right:1px solid rgba(79,140,250,0.14);}
.stats .st:last-child{border-right:none;}
.stats .st .sv{
  font-family:var(--mono);font-size:30px;font-weight:600;color:var(--accent);letter-spacing:1px;
}
.stats .st .sk{font-size:12px;color:var(--text-dim);margin-top:6px;}

/* ===== 手机截图（复刻原型机模） ===== */
.stage{display:flex;gap:38px;flex-wrap:wrap;justify-content:center;}
.shot{display:flex;flex-direction:column;align-items:center;}
.phone{
  width:300px;height:632px;background:var(--bg);border-radius:38px;overflow:hidden;
  position:relative;border:6px solid #E2E8F4;
  box-shadow:0 24px 60px rgba(30,42,68,0.16), 0 0 0 8px rgba(79,140,250,0.07);
  display:flex;flex-direction:column;flex-shrink:0;transition:.25s;
}
.phone::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:104px;height:20px;background:#E2E8F4;border-radius:0 0 14px 14px;z-index:6;
}
.shot:hover .phone{transform:translateY(-6px);box-shadow:0 30px 70px rgba(30,42,68,0.2), 0 0 0 8px rgba(79,140,250,0.10);}
.screen{
  flex:1;padding:30px 16px 0;display:flex;flex-direction:column;overflow:hidden;position:relative;
}
.statusbar{
  display:flex;justify-content:space-between;align-items:center;height:28px;
  font-size:11px;color:var(--text-dim);flex-shrink:0;padding:0 6px;
}
.app-title{
  font-size:16px;font-weight:600;letter-spacing:1px;display:flex;align-items:center;gap:8px;
  margin-bottom:14px;flex-shrink:0;
}
.dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:var(--glow);}
.shot .tag{
  font-size:10px;color:var(--text-faint);text-align:center;letter-spacing:.5px;margin-top:12px;
}
.shot .tag b{display:block;font-size:13px;color:var(--text);font-weight:600;margin-bottom:2px;letter-spacing:0;}

/* 余额卡（首页截图用） */
.balance-card{
  background:var(--grad);border-radius:var(--r-l);padding:16px;color:#fff;
  position:relative;overflow:hidden;box-shadow:var(--glow);flex-shrink:0;
}
.balance-card::after{
  content:"";position:absolute;right:-30px;top:-30px;width:110px;height:110px;
  border-radius:50%;background:rgba(255,255,255,0.14);
}
.balance-label{font-size:11px;letter-spacing:1px;color:rgba(255,255,255,0.92);}
.balance-value{font-family:var(--mono);font-size:30px;font-weight:600;margin-top:6px;letter-spacing:1px;}
.balance-unit{font-size:10px;color:rgba(255,255,255,0.85);margin-top:5px;}
.mini-btn-row{display:flex;gap:8px;margin-top:12px;position:relative;z-index:1;}
.mini-btn{
  flex:1;text-align:center;font-size:10px;padding:7px 0;border-radius:8px;
  background:rgba(255,255,255,0.22);color:#fff;
}
.section-head{
  display:flex;align-items:center;justify-content:space-between;margin:16px 0 10px;flex-shrink:0;
}
.section-head span{font-size:12px;font-weight:600;}
.chip{
  font-size:9px;padding:4px 10px;border-radius:30px;background:var(--grad);color:#fff;font-weight:600;
}
.entry-row{
  display:flex;align-items:center;justify-content:space-between;background:#fff;
  border:1px solid var(--card-border);border-radius:var(--r-m);padding:11px 12px;margin-bottom:9px;
  flex-shrink:0;
}
.entry-row .l{display:flex;align-items:center;gap:9px;}
.entry-row .ic{
  width:26px;height:26px;border-radius:8px;background:rgba(79,140,250,0.12);
  color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:12px;
}
.entry-row .t{font-size:11px;font-weight:600;}
.entry-row .s{font-size:9px;color:var(--text-dim);margin-top:1px;}
.entry-row .r{color:var(--text-faint);font-size:14px;}
.mini-stats{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:2px;flex-shrink:0;}
.mini-stat{
  background:#fff;border:1px solid var(--card-border);border-radius:var(--r-m);padding:10px 11px;
}
.mini-stat .k{font-size:9px;color:var(--text-dim);}
.mini-stat .v{font-family:var(--mono);font-size:17px;font-weight:600;color:var(--accent);margin-top:3px;}

/* 中控台雷达 */
.radar{
  width:96px;height:96px;border-radius:50%;position:relative;margin:6px auto 0;
  background:radial-gradient(circle, rgba(79,140,250,0.08), transparent 70%);
  border:1px solid rgba(79,140,250,0.25);
}
.radar::before{content:"";position:absolute;inset:18px;border-radius:50%;border:1px solid rgba(79,140,250,0.16);}
.radar::after{content:"";position:absolute;inset:34px;border-radius:50%;border:1px solid rgba(79,140,250,0.10);}
.radar .sweep{
  position:absolute;inset:0;border-radius:50%;
  background:conic-gradient(from 0deg, rgba(79,140,250,0.5), transparent 55deg);
  animation:spin 1.8s linear infinite;
}
.radar .ping{
  position:absolute;width:6px;height:6px;border-radius:50%;background:var(--accent);
  box-shadow:var(--glow);left:22px;top:18px;
}
@keyframes spin{to{transform:rotate(360deg)}}
.conn-card{
  background:linear-gradient(180deg,#FFFFFF,#F5F9FF);border:1px solid var(--card-border);
  border-radius:var(--r-l);padding:16px;text-align:center;margin-bottom:12px;flex-shrink:0;
}
.conn-state{font-size:12px;font-weight:600;color:var(--accent);margin-top:10px;}
.conn-desc{font-size:9px;color:var(--text-dim);margin-top:5px;line-height:1.6;}
.acctag{
  display:inline-block;margin-top:9px;font-size:10px;font-family:var(--mono);color:var(--text);
  background:rgba(30,42,68,0.05);border-radius:8px;padding:5px 10px;
}
.ctl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;flex-shrink:0;}
.ctl{
  background:#fff;border:1px solid var(--card-border);border-radius:var(--r-m);
  padding:11px 4px;text-align:center;
}
.ctl .ci{font-size:14px;color:var(--accent);}
.ctl .ct{font-size:9px;color:var(--text-dim);margin-top:5px;}

/* 我的页 */
.me-head{text-align:center;padding:6px 0 14px;flex-shrink:0;}
.me-ava{
  width:54px;height:54px;border-radius:50%;margin:0 auto 10px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;font-weight:600;
  box-shadow:var(--glow);
}
.me-name{font-size:14px;font-weight:600;}
.me-sub{font-size:10px;color:var(--text-dim);margin-top:4px;}
.me-list{background:#fff;border:1px solid var(--card-border);border-radius:var(--r-m);overflow:hidden;flex-shrink:0;}
.me-item{
  display:flex;align-items:center;justify-content:space-between;
  padding:11px 12px;font-size:11px;border-bottom:1px solid rgba(30,42,68,0.06);
}
.me-item:last-child{border-bottom:none;}
.me-item .r{color:var(--text-faint);}

/* ===== 功能卡片网格 ===== */
.grid{display:grid;gap:16px;}
.grid.g2{grid-template-columns:repeat(2,1fr);}
.grid.g3{grid-template-columns:repeat(3,1fr);}
.grid.g4{grid-template-columns:repeat(4,1fr);}
.card{
  background:var(--card);border:1px solid var(--card-border);border-radius:var(--r-l);
  padding:24px 22px;box-shadow:var(--shadow-card);transition:.22s;position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(79,140,250,0.55);}
.card .ico{
  width:46px;height:46px;border-radius:var(--r-m);background:var(--grad-soft);
  border:1px solid var(--card-border);color:var(--accent);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.card .ico svg{width:22px;height:22px;}
.card h3{font-size:16px;font-weight:700;margin-bottom:9px;letter-spacing:.3px;}
.card p{font-size:13px;color:var(--text-dim);line-height:1.78;}
.card .meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px;}
.card .meta span{
  font-size:10px;color:var(--accent);background:rgba(79,140,250,0.10);
  border:1px solid var(--card-border);border-radius:30px;padding:3px 10px;
}
.card .num{
  position:absolute;right:16px;top:10px;font-family:var(--mono);font-size:38px;
  font-weight:700;color:rgba(79,140,250,0.10);letter-spacing:-1px;
}

/* 功能列表（详细） */
.feat-block{
  display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;
  padding:38px 0;
}
.feat-block.rev .fb-text{order:2;}
.feat-block.rev .fb-visual{order:1;}
.fb-text .kicker{
  font-size:11px;letter-spacing:3px;color:var(--accent);text-transform:uppercase;margin-bottom:12px;
}
.fb-text h3{font-size:23px;font-weight:700;letter-spacing:.5px;margin-bottom:14px;line-height:1.4;}
.fb-text p{font-size:14px;color:var(--text-dim);line-height:1.85;}
.fb-list{list-style:none;margin-top:18px;display:flex;flex-direction:column;gap:11px;}
.fb-list li{display:flex;gap:10px;font-size:13px;color:var(--text-dim);line-height:1.7;}
.fb-list li i{
  flex-shrink:0;width:19px;height:19px;border-radius:50%;background:rgba(79,140,250,0.14);
  border:1px solid rgba(79,140,250,0.4);color:var(--accent);font-style:normal;
  display:flex;align-items:center;justify-content:center;font-size:11px;margin-top:2px;
}
.fb-visual{
  background:linear-gradient(180deg,#FFFFFF,#F5F9FF);border:1px solid var(--card-border);
  border-radius:var(--r-xl);padding:26px;box-shadow:var(--shadow-card);
}
.mock-row{
  display:flex;align-items:center;justify-content:space-between;background:#fff;
  border:1px solid var(--card-border);border-radius:var(--r-m);padding:12px 14px;margin-bottom:10px;
}
.mock-row:last-child{margin-bottom:0;}
.mock-row .l{display:flex;align-items:center;gap:10px;}
.mock-ic{
  width:30px;height:30px;border-radius:9px;background:rgba(79,140,250,0.12);color:var(--accent);
  display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0;
}
.mock-row .t{font-size:12px;font-weight:600;}
.mock-row .s{font-size:10px;color:var(--text-dim);margin-top:2px;}
.mock-row .r{font-size:11px;font-family:var(--mono);color:var(--accent);font-weight:600;}
.mock-kw{display:flex;flex-wrap:wrap;gap:8px;}
.mock-kw span{
  font-size:11px;color:var(--accent);background:rgba(79,140,250,0.10);
  border:1px solid var(--card-border);border-radius:8px;padding:6px 11px;font-weight:600;letter-spacing:.5px;
}
.mock-alert{
  display:flex;align-items:center;gap:12px;background:rgba(249,115,22,0.10);
  border:1px solid rgba(249,115,22,0.35);border-radius:var(--r-m);padding:12px 14px;margin-bottom:10px;
}
.mock-alert .ai{
  width:32px;height:32px;border-radius:10px;background:rgba(249,115,22,0.16);color:var(--warn);
  display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0;
}
.mock-alert .at{font-size:12px;font-weight:600;}
.mock-alert .as{font-size:10px;color:var(--text-dim);margin-top:3px;}
.mock-alert .an{font-family:var(--mono);font-size:20px;font-weight:700;color:var(--warn);margin-left:auto;}
.bar-chart{display:flex;align-items:flex-end;gap:9px;height:112px;padding:0 4px;}
.bar-chart .bar{
  flex:1;border-radius:6px 6px 0 0;background:var(--grad);opacity:.9;position:relative;
}
.bar-chart .bar span{
  position:absolute;bottom:-20px;left:0;right:0;text-align:center;font-size:9px;color:var(--text-faint);
}

/* ===== 流程步骤 ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:s;}
.step{
  background:var(--card);border:1px solid var(--card-border);border-radius:var(--r-l);
  padding:24px 20px;box-shadow:var(--shadow-card);position:relative;
}
.step::before{
  counter-increment:s;content:"0" counter(s);
  font-family:var(--mono);font-size:12px;font-weight:700;color:var(--accent);
  background:rgba(79,140,250,0.12);border:1px solid rgba(79,140,250,0.4);
  width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  margin-bottom:14px;
}
.step h4{font-size:15px;font-weight:700;margin-bottom:8px;}
.step p{font-size:12.5px;color:var(--text-dim);line-height:1.75;}

/* ===== 下载卡片 ===== */
.dl-card{
  background:var(--card);border:1px solid var(--card-border);border-radius:var(--r-l);
  padding:26px 22px;box-shadow:var(--shadow-card);transition:.22s;text-align:center;
}
.dl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.dl-card .ico{
  width:56px;height:56px;border-radius:16px;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:var(--glow);
}
.dl-card .ico svg{width:26px;height:26px;}
.dl-card h3{font-size:16px;font-weight:700;margin-bottom:6px;}
.dl-card .ver{font-size:11px;font-family:var(--mono);color:var(--text-faint);margin-bottom:12px;}
.dl-card p{font-size:12.5px;color:var(--text-dim);line-height:1.7;margin-bottom:16px;min-height:44px;}

/* ===== 扫码下载 ===== */
.qr-band{
  margin-top:16px;display:grid;grid-template-columns:1.15fr 1fr;gap:32px;align-items:center;
  background:linear-gradient(180deg,#FFFFFF,#F5F9FF);
  border:1px solid var(--card-border);border-radius:var(--r-xl);
  padding:34px 32px;box-shadow:var(--shadow-card);position:relative;overflow:hidden;
}
.qr-band::after{
  content:"";position:absolute;right:-70px;top:-80px;width:230px;height:230px;border-radius:50%;
  background:radial-gradient(circle, rgba(79,140,250,0.16), transparent 70%);pointer-events:none;
}
.qr-text{position:relative;}
.qr-text .kicker{
  font-size:11px;letter-spacing:3px;color:var(--accent);text-transform:uppercase;margin-bottom:12px;
}
.qr-text h3{font-size:22px;font-weight:700;letter-spacing:.5px;margin-bottom:12px;}
.qr-text p{font-size:13.5px;color:var(--text-dim);line-height:1.85;}
.qr-codes{display:grid;grid-template-columns:1fr 1fr;gap:16px;position:relative;}
.qr-item{
  background:#fff;border:1px solid var(--card-border);border-radius:var(--r-l);
  padding:16px 14px;text-align:center;box-shadow:var(--shadow-card);transition:.22s;
}
.qr-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(79,140,250,0.55);}
.qr-box{
  position:relative;width:100%;max-width:150px;aspect-ratio:1/1;margin:0 auto 12px;
  border:1px solid var(--card-border);border-radius:var(--r-m);padding:8px;background:#fff;
}
.qr-box img{width:100%;height:100%;object-fit:contain;border-radius:6px;}
.qr-box::before,.qr-box::after{
  content:"";position:absolute;width:16px;height:16px;border:2px solid var(--accent);opacity:.5;
}
.qr-box::before{top:-5px;left:-5px;border-right:none;border-bottom:none;border-radius:6px 0 0 0;}
.qr-box::after{bottom:-5px;right:-5px;border-left:none;border-top:none;border-radius:0 0 6px 0;}
.qr-meta b{display:block;font-size:13px;font-weight:600;margin-bottom:3px;}
.qr-meta span{font-size:10.5px;font-family:var(--mono);color:var(--text-faint);}
/* ===== 微信客服二维码弹窗 ===== */
.qr-open-btn{flex-shrink:0;}
body.qr-lock{overflow:hidden;}
.qr-modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:22px;}
.qr-modal[hidden]{display:none;}
.qr-modal-bg{position:absolute;inset:0;background:rgba(12,20,38,0.55);backdrop-filter:blur(4px);animation:qrFade .2s ease;}
.qr-modal-panel{
  position:relative;width:100%;max-width:340px;background:#fff;border-radius:var(--r-xl);
  padding:26px 24px 24px;text-align:center;box-shadow:0 24px 60px rgba(20,32,58,0.32);
  animation:qrPop .24s cubic-bezier(.2,.9,.3,1.15);
}
.qr-modal-close{
  position:absolute;top:12px;right:12px;width:32px;height:32px;border-radius:50%;
  border:1px solid var(--card-border);background:#fff;color:var(--text-dim);
  font-size:18px;line-height:1;cursor:pointer;transition:.18s;font-family:inherit;
}
.qr-modal-close:hover{color:var(--accent);border-color:var(--accent);background:rgba(79,140,250,0.08);}
.qr-modal-panel .kicker{font-size:11px;letter-spacing:3px;color:var(--accent);text-transform:uppercase;}
.qr-modal-panel h3{font-size:20px;font-weight:700;margin:10px 0 8px;letter-spacing:.3px;}
.qr-modal-sub{font-size:12.5px;color:var(--text-dim);line-height:1.8;margin-bottom:18px;}
.qr-modal-box{
  position:relative;width:196px;height:196px;margin:0 auto 16px;border:1px solid var(--card-border);
  border-radius:var(--r-m);padding:10px;background:#fff;
}
.qr-modal-box img{width:100%;height:100%;object-fit:contain;border-radius:6px;}
/* 二维码未就绪时的蒙层 */
.qr-mask{
  position:absolute;inset:10px;border-radius:6px;
  background:rgba(255,255,255,0.82);backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);
  display:flex;align-items:center;justify-content:center;
}
.qr-mask b{
  font-size:14px;font-weight:700;letter-spacing:2px;color:var(--accent);
  border:1px dashed rgba(79,140,250,0.6);border-radius:8px;padding:7px 14px;
  background:rgba(255,255,255,0.72);
}
/* 扫码下载区的小尺寸二维码：蒙层对齐图片区域，徽标同步缩小 */
.qr-box .qr-mask{inset:8px;z-index:1;}
.qr-box .qr-mask b{font-size:11.5px;letter-spacing:1.5px;padding:5px 11px;border-radius:7px;}
.qr-modal-id{font-size:12.5px;color:var(--text-dim);}
.qr-modal-id b{color:var(--text);font-weight:600;}
.qr-modal-tip{margin-top:14px;font-size:11.5px;color:var(--text-faint);line-height:1.7;}
@keyframes qrFade{from{opacity:0;}to{opacity:1;}}
@keyframes qrPop{from{opacity:0;transform:translateY(12px) scale(.96);}to{opacity:1;transform:none;}}
@media (prefers-reduced-motion:reduce){
  .qr-modal-bg,.qr-modal-panel{animation:none;}
}

/* ===== 联系我们（联系方式 + 二维码入口，整合为单块） ===== */
.contact-bar{
  display:flex;align-items:center;gap:20px 38px;flex-wrap:wrap;
  background:var(--card);border:1px solid var(--card-border);border-radius:var(--r-xl);
  padding:24px 30px;box-shadow:var(--shadow-card);
}
.contact-bar .ci{display:flex;align-items:center;gap:13px;}
.contact-bar .ci .ic{
  width:42px;height:42px;border-radius:var(--r-m);background:var(--grad-soft);
  border:1px solid var(--card-border);color:var(--accent);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
}
.contact-bar .ci .ic svg{width:20px;height:20px;}
.contact-bar .k{font-size:11px;color:var(--text-faint);letter-spacing:1px;}
.contact-bar .v{font-size:15px;font-weight:600;color:var(--text);margin-top:4px;}
.contact-bar .v a{color:var(--accent);}
.contact-bar .qr-open-btn{margin-left:auto;}
@media (max-width:720px){
  .contact-bar{padding:22px 20px;gap:18px 24px;}
  .contact-bar .ci{flex:1 1 100%;}
  .contact-bar .qr-open-btn{width:100%;margin-left:0;}
}

/* ===== 表格 ===== */
.tbl{
  width:100%;border-collapse:collapse;background:var(--card);
  border:1px solid var(--card-border);border-radius:var(--r-l);overflow:hidden;
  font-size:13px;
}
.tbl th,.tbl td{padding:14px 16px;text-align:left;border-bottom:1px solid rgba(30,42,68,0.07);}
.tbl th{
  background:rgba(79,140,250,0.08);font-weight:600;font-size:12px;
  color:var(--accent);letter-spacing:.5px;
}
.tbl tr:last-child td{border-bottom:none;}
.tbl td{color:var(--text-dim);}
.tbl td b{color:var(--text);font-weight:600;}
/* 表格空数据行 */
.tbl td.tbl-empty{text-align:center;color:var(--text-faint);padding:34px 16px;letter-spacing:1px;}
.tbl .mono{font-family:var(--mono);color:var(--accent);font-weight:600;}
/* 发展历程表格：加宽「阶段」列 */
.tbl-history th:nth-child(2),.tbl-history td:nth-child(2){width:80px;}
.tbl-wrap{overflow:hidden;overflow-x:auto;border-radius:var(--r-l);box-shadow:var(--shadow-card);}

/* ===== 资质与荣誉（证书图片 + 标题） ===== */
.honor-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:22px 16px;}
.honor-item{text-align:center;}
.honor-thumb{
  aspect-ratio:214/145;border-radius:var(--r-m);overflow:hidden;
  border:1px solid var(--card-border);background:linear-gradient(180deg,#FFFFFF,#F3F7FF);
  box-shadow:var(--shadow-card);transition:.22s;
}
.honor-thumb img{display:block;width:100%;height:100%;object-fit:contain;}
.honor-item:hover .honor-thumb{
  transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(79,140,250,0.55);
}
.honor-item p{margin-top:10px;font-size:12.5px;line-height:1.6;color:var(--text-dim);}
@media (max-width:1024px){
  .honor-grid{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:720px){
  .honor-grid{grid-template-columns:repeat(2,1fr);gap:16px 12px;}
  .honor-item p{font-size:11.5px;}
}

/* ===== CTA 通栏 ===== */
.cta-band{
  background:var(--grad);border-radius:var(--r-xl);padding:46px 36px;text-align:center;
  color:#fff;box-shadow:var(--glow);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;
  border-radius:50%;background:rgba(255,255,255,0.12);
}
.cta-band::before{
  content:"";position:absolute;left:-80px;bottom:-90px;width:240px;height:240px;
  border-radius:50%;background:rgba(255,255,255,0.09);
}
.cta-band h2{font-size:26px;font-weight:700;letter-spacing:1px;position:relative;}
.cta-band p{font-size:14px;color:rgba(255,255,255,0.9);margin:14px auto 0;max-width:780px;line-height:1.8;position:relative;}
.cta-band .acts{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:26px;position:relative;}
.cta-band .btn-white{background:#fff;color:var(--accent);box-shadow:0 10px 24px rgba(30,42,68,0.18);}
.cta-band .btn-white:hover{transform:translateY(-2px);}
.cta-band .btn-ghost-w{background:rgba(255,255,255,0.18);color:#fff;border:1px solid rgba(255,255,255,0.5);}
.cta-band .btn-ghost-w:hover{background:rgba(255,255,255,0.28);}

/* ===== 页头（内页） ===== */
.page-head{
  padding:60px 0 44px;text-align:center;position:relative;overflow:hidden;
  border-bottom:1px solid rgba(79,140,250,0.10);
}
.page-head::before{
  content:"";position:absolute;top:-240px;left:50%;transform:translateX(-50%);
  width:760px;height:460px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle, rgba(79,140,250,0.14), transparent 68%);
}
.page-head h1{font-size:34px;font-weight:700;letter-spacing:1px;position:relative;}
.page-head p{color:var(--text-dim);max-width:680px;margin:14px auto 0;font-size:14px;line-height:1.8;position:relative;}

/* ===== 底部 ===== */
.footer{
  margin-top:70px;background:#fff;border-top:1px solid var(--card-border);
  padding:52px 0 0;box-shadow:0 -6px 24px rgba(79,140,250,0.06);
}
.foot-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:34px;padding-bottom:36px;
}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.foot-brand img{width:32px;height:32px;border-radius:10px;}
.foot-brand .bn{font-size:16px;font-weight:700;letter-spacing:1px;}
.foot-desc{font-size:12.5px;color:var(--text-dim);line-height:1.85;}
.foot-col h4{font-size:13px;font-weight:700;margin-bottom:14px;letter-spacing:.5px;}
.foot-col a{
  display:block;font-size:12.5px;color:var(--text-dim);margin-bottom:10px;transition:.16s;
}
.foot-col a:hover{color:var(--accent);}
.foot-col .plain{font-size:12.5px;color:var(--text-dim);margin-bottom:10px;line-height:1.7;}
.foot-col .plain b{color:var(--text);font-weight:600;}
.foot-col .plain a{display:inline;margin-bottom:0;white-space:nowrap;}
.foot-links{
  border-top:1px solid rgba(30,42,68,0.07);padding:18px 0;
  display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center;
}
.foot-links .lt{font-size:12px;font-weight:700;color:var(--text);}
.foot-links a{font-size:12px;color:var(--text-dim);}
.foot-links a:hover{color:var(--accent);}
.foot-bottom{
  border-top:1px solid rgba(30,42,68,0.07);padding:18px 0 24px;text-align:center;
  font-size:12px;color:var(--text-faint);line-height:2;
}
.foot-bottom .icp{color:var(--text-dim);}
.foot-bottom .icp a{color:var(--text-dim);}
.foot-bottom .icp a:hover{color:var(--accent);}
.foot-bottom .sep{margin:0 8px;color:var(--text-faint);}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .grid.g4{grid-template-columns:repeat(2,1fr);}
  .grid.g3{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .stats{grid-template-columns:repeat(2,1fr);}
  .stats .st:nth-child(2){border-right:none;}
  .feat-block{grid-template-columns:1fr;gap:26px;}
  .feat-block.rev .fb-text{order:1;}
  .feat-block.rev .fb-visual{order:2;}
  .qr-band{grid-template-columns:1fr;gap:26px;padding:28px 24px;}
  .foot-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:720px){
  .hero h1{font-size:30px;}
  .sec-head h2{font-size:23px;}
  .page-head h1{font-size:26px;}
  .grid.g2,.grid.g3,.grid.g4,.steps{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;}
  .stats .st{border-right:none;border-bottom:1px solid rgba(79,140,250,0.14);}
  .stats .st:last-child{border-bottom:none;}
  .foot-grid{grid-template-columns:1fr;gap:26px;}
  .nav-brand .bs{display:none;}
  .nav-links a{padding:8px 11px;font-size:13px;}
  .nav-cta{display:none;}
  .section{padding:48px 0;}
  .cta-band{padding:34px 22px;}
  .qr-band{padding:24px 18px;}
  .qr-codes{gap:12px;}
  .qr-item{padding:13px 10px;}
  .qr-text h3{font-size:19px;}
}

/* ===== 轻提示（如「开发中...」） ===== */
.toast{
  position:fixed;left:50%;bottom:46px;transform:translate(-50%,14px);
  background:var(--text);color:#fff;font-size:13px;letter-spacing:.3px;
  padding:11px 22px;border-radius:999px;box-shadow:var(--shadow-hover);
  opacity:0;pointer-events:none;transition:opacity .22s ease,transform .22s ease;
  z-index:900;
}
.toast.on{opacity:1;transform:translate(-50%,0);}
@media (prefers-reduced-motion:reduce){.toast{transition:none;}}

/* ===== 功能截图轮播 ===== */
.shots{position:relative;margin-top:22px;}
.shots-viewport{
  overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;
  scrollbar-width:none;-ms-overflow-style:none;
  padding:6px 2px 16px;margin:0 -2px;border-radius:var(--r-l);outline:none;
}
.shots-viewport::-webkit-scrollbar{display:none;}
.shots-viewport:focus-visible{box-shadow:0 0 0 3px rgba(79,140,250,0.28);}
.shots-track{display:flex;gap:18px;}
.sc-slide{
  flex:0 0 calc((100% - 54px) / 4);scroll-snap-align:start;
  background:var(--card);border:1px solid var(--card-border);border-radius:var(--r-m);
  padding:10px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;
}
.sc-slide img{
  width:100%;height:auto;display:block;background:var(--bg);
  border-radius:calc(var(--r-m) - 4px);border:1px solid var(--card-border);
}
.sc-slide figcaption{display:flex;flex-direction:column;gap:3px;text-align:center;}
.sc-slide figcaption b{font-size:13.5px;color:var(--text);}
.sc-slide figcaption span{font-size:11.5px;line-height:1.5;color:var(--text-dim);}
/* 左右切换按钮 */
.shots-nav{
  position:absolute;top:calc(50% - 34px);transform:translateY(-50%);
  width:40px;height:40px;border-radius:50%;cursor:pointer;
  background:#fff;border:1px solid var(--card-border);box-shadow:var(--shadow-hover);
  display:flex;align-items:center;justify-content:center;color:var(--text);
  z-index:2;transition:background .2s ease,color .2s ease,opacity .2s ease;
}
.shots-nav svg{width:18px;height:18px;}
.shots-nav.prev{left:-18px;}
.shots-nav.next{right:-18px;}
.shots-nav:hover{background:var(--accent);border-color:var(--accent);color:#fff;}
.shots-nav:disabled{opacity:0;pointer-events:none;}
.shots-nav:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
/* 指示点 */
.shots-dots{display:flex;justify-content:center;flex-wrap:wrap;gap:7px;margin-top:6px;}
.shots-dot{
  width:7px;height:7px;padding:0;border:0;border-radius:99px;cursor:pointer;
  background:var(--card-border);transition:width .22s ease,background .22s ease;
}
.shots-dot.on{width:20px;background:var(--accent);}
.shots-dot:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
@media (max-width:1180px){
  .sc-slide{flex:0 0 calc((100% - 36px) / 3);}
}
@media (max-width:860px){
  .sc-slide{flex:0 0 calc((100% - 18px) / 2);}
  .shots-nav{display:none;}
}
@media (max-width:560px){
  .sc-slide{flex:0 0 78%;}
  .sc-slide figcaption b{font-size:13px;}
}