:root{
  --navy:#0f1f3d;
  --navy-deep:#0a1628;
  --gold:#d4af37;
  --gold-light:#e8c96a;
  --red:#8b1a1a;
  --red-bright:#c0392b;
  --cream:#faf7f0;
  --white:#ffffff;
  --ink:#1a2233;
  --ink-soft:#4a5568;
  --line:#e5e0d5;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",-apple-system,sans-serif;
  color:var(--ink);
  background:var(--cream);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}

/* ===== 导航 ===== */
.nav{
  position:sticky;top:0;z-index:100;
  background:var(--navy-deep);
  border-bottom:2px solid var(--gold);
}
.nav-inner{
  max-width:1140px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;
  height:68px;
}
.brand{display:flex;align-items:center;gap:12px}
.brand-text .brand-name{color:#fff;font-size:18px;font-weight:700;letter-spacing:1px}
.brand-text .brand-sub{color:var(--gold-light);font-size:12px;letter-spacing:2px}
.nav-links{display:flex;gap:28px}
.nav-links a{color:#cbd5e0;font-size:14px;transition:.2s}
.nav-links a:hover{color:var(--gold-light)}
.nav-cta{
  background:var(--gold);color:var(--navy-deep);
  padding:8px 18px;border-radius:4px;font-size:14px;font-weight:700;
  transition:.2s;
}
.nav-cta:hover{background:var(--gold-light)}

/* 语言切换按钮 */
.nav-right{display:flex;align-items:center;gap:14px}
.lang-btn{
  background:transparent;border:1px solid rgba(212,175,55,.6);color:var(--gold-light);
  padding:6px 12px;border-radius:4px;font-size:13px;font-weight:700;cursor:pointer;
  transition:.2s;
}
.lang-btn:hover{background:rgba(212,175,55,.15)}

/* ===== Hero ===== */
.hero{
  background:
    radial-gradient(circle at 80% 20%, rgba(212,175,55,.12), transparent 40%),
    linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 60%, #16324f 100%);
  color:#fff;padding:88px 24px 72px;
}
.hero-inner{max-width:1140px;margin:0 auto}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(212,175,55,.15);border:1px solid rgba(212,175,55,.4);
  color:var(--gold-light);padding:6px 16px;border-radius:20px;font-size:13px;letter-spacing:1px;
}
.hero-tag .dot{width:8px;height:8px;background:var(--gold);border-radius:50%;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.hero-title{font-size:44px;font-weight:800;line-height:1.3;margin:24px 0 20px;letter-spacing:1px}
.hero-title .hl{color:var(--gold-light)}
.hero-title .hl-red{color:#ff7b6b}
.hero-sub{font-size:17px;color:#d5dce6;max-width:720px;margin-bottom:32px}
.hero-sub .num{color:var(--gold-light);font-weight:700;font-size:20px}
.hero-sub .num-red{color:#ff7b6b;font-weight:700}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:48px}
.hero-trust{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  border-top:1px solid rgba(255,255,255,.15);padding-top:32px;
}
.trust-item{text-align:center}
.t-num{display:block;font-size:30px;font-weight:800;color:var(--gold-light)}
.t-label{font-size:13px;color:#9fb0c3}

/* ===== 按钮 ===== */
.btn{
  display:inline-block;padding:14px 30px;border-radius:6px;
  font-size:16px;font-weight:700;cursor:pointer;border:none;
  transition:.2s;text-align:center;
}
.btn-gold{background:var(--gold);color:var(--navy-deep)}
.btn-gold:hover{background:var(--gold-light);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn-ghost:hover{border-color:var(--gold-light);color:var(--gold-light)}
.btn-outline{background:transparent;color:var(--navy);border:2px solid var(--gold)}
.btn-outline:hover{background:var(--gold);color:var(--navy-deep)}
.btn-block{width:100%}
.btn-sm{padding:8px 16px;font-size:13px}

/* ===== 通用 section ===== */
section{padding:72px 24px}
.section-head{text-align:center;max-width:760px;margin:0 auto 48px}
.section-head h2{font-size:32px;font-weight:800;color:var(--navy);margin-bottom:12px}
.section-sub{font-size:15px;color:var(--ink-soft)}

/* ===== 痛点区 ===== */
.pain{background:var(--white)}
.pain-grid{max-width:1140px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.pain-card{
  background:var(--cream);border:1px solid var(--line);border-radius:10px;
  padding:28px 22px;transition:.25s;
}
.pain-card:hover{transform:translateY(-6px);box-shadow:0 12px 30px rgba(15,31,61,.1);border-color:var(--gold)}
.pain-icon{font-size:34px;margin-bottom:14px}
.pain-card h3{font-size:18px;color:var(--navy);margin-bottom:10px}
.pain-card p{font-size:14px;color:var(--ink-soft)}

/* ===== 家企风险四步护航模型 ===== */
.model{background:linear-gradient(180deg,var(--navy-deep),var(--navy));color:#fff}
.model .section-head h2{color:#fff}
.model .section-sub{color:#c5cfdc}
.model-timeline{max-width:1140px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.model-step{padding:0 20px;position:relative;text-align:center}
.model-num{
  width:64px;height:64px;border-radius:50%;margin:0 auto 16px;
  background:var(--gold);color:var(--navy-deep);display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:800;border:3px solid rgba(212,175,55,.3);
}
.model-step h3{font-size:17px;color:var(--gold-light);margin-bottom:10px}
.model-step p{font-size:13px;color:#c5cfdc;line-height:1.8}
.model-note{
  max-width:720px;margin:48px auto 0;text-align:center;
  background:rgba(212,175,55,.1);border:1px solid rgba(212,175,55,.35);
  padding:20px 28px;border-radius:10px;font-size:15px;color:var(--gold-light);line-height:1.8;
}

/* ===== 风险筛查 ===== */
.risk{background:linear-gradient(180deg,var(--cream),#f1ead8)}
.risk-wrap{max-width:760px;margin:0 auto;background:#fff;border-radius:14px;box-shadow:0 20px 50px rgba(15,31,61,.12);overflow:hidden}
.quiz{padding:40px}
.quiz-progress{height:6px;background:#eef1f5;border-radius:3px;overflow:hidden;margin-bottom:32px}
.quiz-progress-bar{height:100%;background:linear-gradient(90deg,var(--gold),var(--red-bright));width:0;transition:.3s}
.quiz-body{min-height:200px}
.quiz-q{font-size:20px;font-weight:700;color:var(--navy);margin-bottom:24px}
.quiz-q small{display:block;font-size:13px;color:var(--ink-soft);font-weight:400;margin-top:6px}
.quiz-opt{
  display:block;width:100%;text-align:left;padding:16px 20px;margin-bottom:12px;
  background:var(--cream);border:1.5px solid var(--line);border-radius:8px;
  font-size:15px;cursor:pointer;transition:.15s;
}
.quiz-opt:hover{border-color:var(--gold);background:#fffdf5}
.quiz-opt.sel{border-color:var(--gold);background:#fff9e6;font-weight:600}
.quiz-nav{display:flex;justify-content:space-between;gap:12px;margin-top:24px}
.quiz-nav .btn{flex:1}

/* 留资表单 */
.lead{padding:40px}
.lead-head{display:flex;align-items:center;gap:20px;margin-bottom:24px}
.lead-score{
  width:88px;height:88px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-size:26px;font-weight:800;color:#fff;
  background:var(--red-bright);
}
.lead-title{font-size:24px;font-weight:800;color:var(--navy)}
.lead-desc{font-size:14px;color:var(--ink-soft);margin-top:4px}
.lead-notice{
  background:#fff8e6;border:1px solid var(--gold-light);
  padding:14px 16px;border-radius:8px;font-size:14px;color:#6b5710;margin-bottom:24px;
}
.lead form label{display:block;margin-bottom:16px;font-size:14px;color:var(--navy);font-weight:600}
.lead form input{
  display:block;width:100%;margin-top:6px;padding:12px 14px;
  border:1.5px solid var(--line);border-radius:6px;font-size:15px;font-weight:400;
}
.lead form input:focus{outline:none;border-color:var(--gold)}
.lead-tip{font-size:12px;color:#999;margin-top:12px;text-align:center}
.lead.success{text-align:center}
.success-icon{font-size:56px;margin-bottom:16px}
.lead.success h3{font-size:26px;color:var(--navy);margin-bottom:10px}
.lead.success p{color:var(--ink-soft);margin-bottom:10px}
.success-wechat{background:var(--cream);padding:16px;border-radius:8px;font-size:15px;margin:16px 0}
.success-wechat strong{color:var(--red-bright);font-size:18px}

/* ===== 真实创始人故事区 ===== */
.stories{background:var(--white)}
.stories-grid{max-width:1140px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.story-card{
  background:var(--cream);border:1px solid var(--line);border-radius:12px;
  padding:30px 26px;display:flex;flex-direction:column;transition:.25s;
  border-top:3px solid var(--gold);
}
.story-card:hover{transform:translateY(-6px);box-shadow:0 14px 34px rgba(15,31,61,.12)}
.story-meta{margin-bottom:14px}
.story-tag{display:inline-block;font-size:12px;color:var(--red-bright);background:#fdecea;border-radius:20px;padding:4px 12px;font-weight:600}
.story-card h3{font-size:20px;color:var(--navy);margin-bottom:12px;line-height:1.4}
.story-body{font-size:14px;color:var(--ink-soft);line-height:1.9;flex:1;margin-bottom:16px}
.story-body strong{color:var(--navy)}
.story-take{
  background:var(--navy);color:var(--gold-light);border-radius:8px;
  padding:14px 16px;font-size:13px;line-height:1.7;margin-top:auto;
}
.stories-more{text-align:center;margin-top:36px}

/* ===== 判例区 ===== */
.cases{background:var(--white)}
.cases-grid{max-width:1140px;margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:20px}
.case-card{
  background:var(--cream);border:1px solid var(--line);border-radius:10px;
  padding:28px;position:relative;transition:.25s;
}
.case-card:hover{transform:translateY(-6px);box-shadow:0 12px 30px rgba(15,31,61,.1)}
.case-featured{background:linear-gradient(160deg,var(--navy),var(--navy-deep));color:#fff;border:none}
.case-badge{
  position:absolute;top:16px;right:16px;background:var(--red-bright);
  color:#fff;font-size:12px;padding:4px 10px;border-radius:20px;
}
.case-card h3{font-size:19px;color:var(--navy);margin-bottom:8px}
.case-featured h3{color:#fff}
.case-source{font-size:12px;color:var(--gold);margin-bottom:12px;letter-spacing:1px}
.case-featured .case-source{color:var(--gold-light)}
.case-text{font-size:14px;color:var(--ink-soft);margin-bottom:16px}
.case-featured .case-text{color:#c5cfdc}
.case-point{
  background:rgba(212,175,55,.15);border:1px solid rgba(212,175,55,.4);
  color:var(--gold-light);padding:12px;border-radius:8px;font-size:13px;margin-bottom:16px;
}
.case-link{color:var(--red-bright);font-weight:700;font-size:14px}
.case-featured .case-link{color:var(--gold-light)}
.cases-more{text-align:center;margin-top:36px}

/* ===== 服务体系 ===== */
.service{background:var(--cream)}
.service-grid{max-width:1140px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.service-card{
  background:#fff;border:1px solid var(--line);border-radius:10px;
  padding:30px 24px;text-align:center;position:relative;transition:.25s;
}
.service-card:hover{transform:translateY(-6px);box-shadow:0 12px 30px rgba(15,31,61,.1)}
.sv-hot{border:2px solid var(--gold);background:#fffdf5}
.sv-price{font-size:32px;font-weight:800;color:var(--red-bright);margin-bottom:8px}
.sv-price span{font-size:14px;color:var(--ink-soft)}
.service-card h3{font-size:19px;color:var(--navy);margin-bottom:10px}
.service-card p{font-size:14px;color:var(--ink-soft);margin-bottom:16px}
.sv-tag{display:inline-block;font-size:12px;color:var(--gold);border:1px solid var(--gold);border-radius:20px;padding:3px 12px}

/* ===== 真人故事区 ===== */
.founder{background:var(--cream)}
.founder-inner{max-width:1140px;margin:0 auto;display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:start}
.founder-label{
  display:inline-block;color:var(--red-bright);font-size:13px;font-weight:700;
  letter-spacing:2px;margin-bottom:12px;border:1px solid var(--red-bright);
  padding:4px 14px;border-radius:20px;
}
.founder-intro h2{font-size:30px;color:var(--navy);margin-bottom:20px;line-height:1.4}
.founder-story{font-size:15px;color:var(--ink-soft);line-height:2;margin-bottom:14px}
.founder-story strong{color:var(--navy)}
.founder-actions{display:flex;gap:14px;margin-top:24px;flex-wrap:wrap}
.founder-promise{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:32px 28px;box-shadow:0 10px 30px rgba(15,31,61,.08);
}
.founder-promise h3{font-size:20px;color:var(--navy);margin-bottom:22px;padding-bottom:16px;border-bottom:2px solid var(--gold)}
.promise-item{display:flex;gap:14px;margin-bottom:22px;align-items:flex-start}
.promise-icon{font-size:28px;flex-shrink:0;line-height:1.4}
.promise-item strong{font-size:15px;color:var(--navy)}
.promise-item p{font-size:13px;color:var(--ink-soft);margin-top:4px;line-height:1.7}
@media(max-width:800px){.founder-inner{grid-template-columns:1fr}}

/* ===== 保密承诺 ===== */
.privacy{background:linear-gradient(135deg,#0f1f3d 0%,#1a2a4a 100%);color:#fff;padding:72px 24px}
.privacy-inner{max-width:1140px;margin:0 auto;text-align:center}
.privacy-badge{font-size:44px;margin-bottom:16px}
.privacy-inner h2{font-size:30px;color:var(--gold-light);margin-bottom:16px;line-height:1.4}
.privacy-sub{font-size:16px;color:#c5cfdc;max-width:760px;margin:0 auto 40px;line-height:1.9}
.privacy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:left}
.privacy-item{background:rgba(255,255,255,.04);border:1px solid rgba(212,175,55,.25);border-radius:12px;padding:26px 22px}
.privacy-icon{font-size:30px;margin-bottom:12px}
.privacy-item strong{display:block;font-size:16px;color:#fff;margin-bottom:8px}
.privacy-item p{font-size:13.5px;color:#c5cfdc;line-height:1.8}
@media(max-width:800px){.privacy-grid{grid-template-columns:1fr}}

/* ===== 关于 ===== */
.about{background:var(--navy-deep);color:#fff}
.about-inner{max-width:1140px;margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr;gap:48px}
.about-brand h2{font-size:28px;margin-bottom:20px;color:var(--gold-light)}
.about-brand p{color:#c5cfdc;font-size:15px;margin-bottom:14px}
.about-facts{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.fact{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:8px;padding:20px}
.fact strong{display:block;color:var(--gold-light);font-size:15px;margin-bottom:6px}
.fact span{font-size:13px;color:#9fb0c3}

/* ===== 底部 ===== */
.footer{background:var(--navy-deep);border-top:2px solid var(--gold);color:#9fb0c3;padding:40px 24px}
.footer-inner{max-width:1140px;margin:0 auto;text-align:center}
.footer-brand{font-size:18px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:flex;justify-content:center;gap:24px;margin-bottom:16px}
.footer-links a{font-size:14px}
.footer-links a:hover{color:var(--gold-light)}
.footer-copy{font-size:12px}

/* ===== 悬浮微信 ===== */
.float-wx{position:fixed;right:24px;bottom:80px;z-index:200}
.float-wx-btn{
  background:var(--red-bright);color:#fff;border:none;border-radius:50px;
  padding:14px 22px;font-size:15px;font-weight:700;cursor:pointer;
  box-shadow:0 8px 24px rgba(192,57,43,.4);transition:.2s;
}
.float-wx-btn:hover{transform:translateY(-3px)}
.float-wx-pop{
  position:absolute;right:0;bottom:64px;background:#fff;border-radius:12px;
  padding:20px;text-align:center;box-shadow:0 16px 40px rgba(0,0,0,.2);
  width:220px;
}
.float-wx-pop p{margin:12px 0;font-size:13px;color:var(--ink-soft)}
.float-wx-pop strong{color:var(--red-bright);font-size:15px}

/* ===== 响应式 ===== */
@media(max-width:900px){
  .hero-title{font-size:32px}
  .hero-trust{grid-template-columns:repeat(2,1fr)}
  .pain-grid,.service-grid{grid-template-columns:repeat(2,1fr)}
  .cases-grid,.stories-grid{grid-template-columns:1fr}
  .model-timeline{grid-template-columns:1fr 1fr;gap:28px}
  .about-inner{grid-template-columns:1fr}
  /* 移动端导航：不再隐藏，改为第二行横向可滑动 —— 六个入口必须全部可达 */
  .nav-inner{height:auto;flex-wrap:wrap;padding:0 16px}
  .brand{order:1;padding:12px 0}
  .brand-text .brand-name{font-size:16px}
  .brand-text .brand-sub{font-size:11px;letter-spacing:1px}
  .nav-right{order:2;gap:8px}
  .nav-cta{padding:8px 12px;font-size:13px;min-height:44px;display:inline-flex;align-items:center}
  .lang-btn{min-height:44px;min-width:44px;display:inline-flex;align-items:center;justify-content:center}
  .nav-links{
    order:3;display:flex;width:100%;gap:22px;
    overflow-x:auto;-webkit-overflow-scrolling:touch;
    border-top:1px solid rgba(212,175,55,.22);
    padding:0;scrollbar-width:none;
  }
  .nav-links::-webkit-scrollbar{display:none}
  .nav-links a{white-space:nowrap;min-height:46px;display:inline-flex;align-items:center}
}
@media(max-width:560px){
  .pain-grid,.service-grid{grid-template-columns:1fr}
  .model-timeline{grid-template-columns:1fr}
  .hero-title{font-size:26px}
  .hero-sub{font-size:15px}
  .brand-text .brand-sub{display:none}
  .nav-links{gap:18px}
  .nav-links a{font-size:13.5px}
}

/* ===== 移动端触控目标补强（置于末尾以确保覆盖页内样式）===== */
@media(max-width:900px){
  .btn,.btn-sm,.filter-btn,.rc-fold,.qa-q,a.card{min-height:44px}
  .btn-sm,.filter-btn{min-height:44px !important}
  .rc-fold,.qa-q{min-height:48px !important}
}