/* ===== 千人掌官网 共享样式 ===== */
:root{
  --ink:#171717; --paper:#f6f5f2; --white:#ffffff; --gray:#7a7a74;
  --line:#e5e1d6; --gold:#b08d43; --gold-soft:#d9c49a; --gold-bg:#f1e9d8;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC",-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.container{width:min(1200px,92%);margin:0 auto}
.serif{font-family:"Noto Serif SC",serif}
.kicker{font-size:12px;letter-spacing:.28em;color:var(--gold);font-weight:500;text-transform:uppercase;display:inline-flex;align-items:center;gap:12px}
.kicker::before{content:"";width:34px;height:1px;background:var(--gold);display:inline-block}
h1,h2,h3{font-weight:900;letter-spacing:-.01em;line-height:1.2}
.section{padding:96px 0}
.section-head{max-width:640px;margin-bottom:56px}
.section-head h2{font-size:clamp(28px,4vw,42px);margin-top:16px}
.section-head p{margin-top:14px;color:var(--gray);font-size:16px}

/* ===== 顶栏 ===== */
.topbar{position:fixed;inset:0 0 auto;z-index:100;background:rgba(246,245,242,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:40px;height:40px;border-radius:50%;object-fit:cover}
.brand-name{font-weight:900;font-size:17px;line-height:1.2}
.brand-name small{display:block;font-weight:400;font-size:11px;color:var(--gray);letter-spacing:.14em}
.menu{display:flex;gap:32px;list-style:none}
.menu a{font-size:15px;color:#3c3c38;position:relative;padding:6px 0}
.menu a:hover{color:var(--ink)}
.menu a.active{color:var(--ink);font-weight:700}
.menu a.active::after{content:"";position:absolute;left:0;bottom:-2px;width:100%;height:2px;background:var(--gold)}
.nav-right{display:flex;align-items:center;gap:16px}
.tel-btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--ink);padding:9px 18px;font-size:14px;font-weight:500;border-radius:999px;transition:all .25s}
.tel-btn:hover{background:var(--ink);color:var(--paper)}
.tel-btn svg{width:15px;height:15px}
.burger{display:none;width:42px;height:42px;background:none;border:1px solid var(--line);border-radius:8px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger span{width:18px;height:2px;background:var(--ink);transition:.3s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== 首页 Hero ===== */
.hero{padding-top:150px;padding-bottom:80px;position:relative;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(36px,5.2vw,62px);margin:20px 0 22px}
.hero h1 .gold{color:var(--gold)}
.hero p.lead{color:#4a4a45;font-size:17px;max-width:520px}
.hero-cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;font-size:15px;font-weight:500;border-radius:999px;transition:all .25s;cursor:pointer;border:none}
.btn svg{width:16px;height:16px}
.btn-gold{background:var(--gold);color:#fff}
.btn-gold:hover{background:#9a7a36}
.btn-ghost{border:1px solid var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}
.hero-media{position:relative}
.hero-media img{width:100%;border-radius:14px;box-shadow:0 24px 60px rgba(20,20,16,.14)}
.hero-badge{position:absolute;left:-18px;bottom:26px;background:var(--white);border:1px solid var(--line);border-radius:12px;padding:14px 18px;box-shadow:0 12px 30px rgba(20,20,16,.10);display:flex;flex-direction:column;gap:2px}
.hero-badge b{font-size:22px;color:var(--gold);font-weight:900}
.hero-badge span{font-size:12px;color:var(--gray)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:76px;border-top:1px solid var(--line);padding-top:36px}
.stat b{font-size:clamp(28px,3.4vw,40px);font-weight:900;color:var(--ink);letter-spacing:-.02em}
.stat b i{font-style:normal;color:var(--gold);font-size:.62em;vertical-align:super}
.stat span{display:block;color:var(--gray);font-size:14px;margin-top:4px}

/* ===== 服务（首页网格） ===== */
.services{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.svc-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.svc-card{background:var(--white);padding:34px 26px;transition:all .3s;position:relative}
.svc-card:hover{background:var(--gold-bg)}
.svc-card:hover .svc-num{color:var(--gold)}
.svc-icon{width:46px;height:46px;color:var(--ink);margin-bottom:18px;display:block}
.svc-icon svg{width:100%;height:100%;stroke:currentColor;fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.svc-card h3{font-size:16px;font-weight:700;margin-bottom:8px}
.svc-card p{font-size:14px;color:var(--gray);line-height:1.65}
.svc-num{position:absolute;top:26px;right:22px;font-size:12px;color:#c9c6bd;font-weight:700;letter-spacing:.1em}

/* ===== 案例（首页） ===== */
.cases-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.case-card{border:1px solid var(--line);background:var(--white);border-radius:12px;overflow:hidden;transition:transform .3s,box-shadow .3s;display:block}
.case-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(20,20,16,.10)}
.case-card img{width:100%;height:190px;object-fit:cover}
.case-body{padding:20px 22px 24px}
.case-body h3{font-size:17px;margin-bottom:6px}
.case-body p{font-size:14px;color:var(--gray)}
.case-more{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:13px;color:var(--gold);font-weight:500}
.case-more svg{width:14px;height:14px;transition:transform .3s}
.case-card:hover .case-more svg{transform:translateX(4px)}

/* ===== 优势 ===== */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.why-card{padding:30px 26px;background:var(--white);border:1px solid var(--line);border-radius:12px}
.why-card .no{font-size:13px;font-weight:700;color:var(--gold);letter-spacing:.12em}
.why-card h3{font-size:17px;margin:12px 0 8px}
.why-card p{font-size:14px;color:var(--gray)}

/* ===== 新闻（首页/列表） ===== */
.news{background:var(--white);border-top:1px solid var(--line)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{border-bottom:1px solid var(--line);padding-bottom:18px;display:flex;flex-direction:column;gap:10px;transition:color .25s}
.news-card:hover h3{color:var(--gold)}
.news-card time{font-size:12px;color:#a5a29a;letter-spacing:.08em}
.news-card h3{font-size:16px;font-weight:700;line-height:1.5;transition:color .25s}
.news-card p{font-size:14px;color:var(--gray)}
.section-more{display:inline-flex;align-items:center;gap:8px;margin-top:40px;font-size:14px;font-weight:500;color:var(--ink);border-bottom:1px solid var(--gold);padding-bottom:2px}

/* ===== CTA ===== */
.cta{background:var(--ink);color:var(--paper);text-align:center}
.cta h2{font-size:clamp(28px,4vw,44px);color:#fff}
.cta p{color:#b9b8b1;margin:16px auto 0;max-width:560px}
.cta-actions{display:flex;gap:16px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.btn-gold-light{background:var(--gold-soft);color:var(--ink);font-weight:700}
.btn-gold-light:hover{background:var(--gold);color:#fff}
.btn-line-white{border:1px solid rgba(255,255,255,.35);color:#fff}
.btn-line-white:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.cta-tel{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:26px;color:#d9c49a;font-size:18px;font-weight:700}
.cta-tel svg{width:20px;height:20px}

/* ===== 页脚 ===== */
footer{background:#121212;color:#8e8d87;padding:64px 0 32px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:48px}
.foot-grid h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.foot-about p{margin-top:12px;line-height:1.8;color:#8e8d87}
.foot-nav a,.foot-svc a{display:block;padding:4px 0;color:#8e8d87;transition:color .2s}
.foot-nav a:hover,.foot-svc a:hover{color:var(--gold-soft)}
.foot-contact p{display:flex;gap:10px;padding:5px 0;color:#8e8d87}
.foot-contact svg{width:16px;height:16px;flex-shrink:0;margin-top:4px;stroke:var(--gold-soft)}
.foot-bottom{border-top:1px solid #262625;padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#66655f}

/* ===== 内页 Hero ===== */
.page-hero{padding:150px 0 64px;border-bottom:1px solid var(--line);background:var(--white)}
.page-hero h1{font-size:clamp(30px,4.4vw,48px);margin-top:16px}
.page-hero p{margin-top:14px;color:var(--gray);max-width:640px;font-size:16px}

/* ===== 关于：时间轴 ===== */
.timeline{display:grid;grid-template-columns:1fr 44px 1fr;gap:0;max-width:880px;margin:0 auto}
.tl-row{display:contents}
.tl-time{text-align:right;padding:26px 22px 26px 0;font-weight:700;font-size:16px;color:var(--gold)}
.tl-axis{position:relative;display:flex;justify-content:center}
.tl-axis::before{content:"";position:absolute;top:0;bottom:0;width:1px;background:var(--line)}
.tl-dot{align-self:center;width:13px;height:13px;border-radius:50%;background:var(--white);border:3px solid var(--gold);z-index:1}
.tl-body{padding:26px 0 26px 22px}
.tl-body h3{font-size:17px;margin-bottom:6px}
.tl-body p{font-size:14px;color:var(--gray)}

/* ===== 服务详情 / 案例详情 ===== */
.prose-list{display:flex;flex-direction:column;gap:28px}
.prose-item{display:grid;grid-template-columns:120px 1fr;gap:34px;padding:30px 0;border-bottom:1px solid var(--line);scroll-margin-top:100px}
.prose-item:last-child{border-bottom:none}
.prose-item .pi-num{font-size:15px;font-weight:700;color:var(--gold);letter-spacing:.1em}
.prose-item h3{font-size:clamp(20px,2.6vw,28px);margin-bottom:10px}
.prose-item .pi-tags{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.pi-tags span{font-size:12px;padding:4px 12px;border:1px solid var(--line);border-radius:999px;color:#5c5c57;background:var(--white)}
.prose-item p{color:#4a4a45;font-size:15px;max-width:760px}
.prose-item ul{margin:8px 0 0 20px;color:#4a4a45;font-size:15px}
.prose-item li{margin:4px 0}

/* ===== 文章正文 ===== */
.article-wrap{max-width:760px;margin:0 auto}
.article-head{border-bottom:1px solid var(--line);padding-bottom:28px;margin-bottom:36px}
.article-head time{font-size:13px;color:#a5a29a;letter-spacing:.08em}
.article-head h1{font-size:clamp(26px,3.6vw,38px);margin:14px 0 10px}
.article-head p{color:var(--gray);font-size:15px}
.article-body{font-size:16px;color:#2e2e2a;line-height:2}
.article-body h2{font-size:22px;margin:40px 0 14px;font-weight:900}
.article-body h3{font-size:18px;margin:30px 0 10px;font-weight:700}
.article-body p{margin:14px 0}
.article-body ul,.article-body ol{margin:14px 0 14px 24px}
.article-body li{margin:6px 0}
.article-body .note{background:var(--gold-bg);border-left:3px solid var(--gold);padding:14px 18px;border-radius:0 8px 8px 0;color:#5c4c28;font-size:14px;margin:22px 0}
.article-back{display:inline-flex;align-items:center;gap:8px;margin-bottom:28px;font-size:14px;color:var(--gray)}
.article-back:hover{color:var(--gold)}
.article-back svg{width:15px;height:15px}

/* ===== 联系我们 / 表单 ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:56px;align-items:start}
.contact-info-item{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}
.contact-info-item:first-child{border-top:1px solid var(--line)}
.contact-info-item .ci-icon{width:44px;height:44px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--gold);flex-shrink:0}
.contact-info-item .ci-icon svg{width:20px;height:20px}
.contact-info-item h3{font-size:15px;margin-bottom:4px}
.contact-info-item p{color:#4a4a45;font-size:14.5px}
.form-card{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:36px}
.form-card h3{font-size:22px;margin-bottom:8px}
.form-card .fc-sub{color:var(--gray);font-size:14px;margin-bottom:26px}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:13.5px;font-weight:500;margin-bottom:8px;color:#4a4a45}
.form-group label .req{color:var(--gold)}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:16px;background:var(--paper);color:var(--ink);transition:border-color .25s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--gold);background:var(--white)}
.form-group textarea{min-height:120px;resize:vertical}
.form-note{font-size:12.5px;color:#a5a29a;margin-top:14px;line-height:1.7}
.form-msg{padding:12px 16px;border-radius:8px;font-size:14px;margin-bottom:18px;display:none}
.form-msg.ok{display:block;background:var(--gold-bg);color:#5c4c28;border:1px solid var(--gold-soft)}
.form-msg.err{display:block;background:#fbe9e7;color:#9c2f1d;border:1px solid #eec4bd}

/* ===== 移动端 ===== */
@media (max-width:1024px){
  .svc-grid{grid-template-columns:repeat(3,1fr)}
  .cases-grid,.why-grid{grid-template-columns:repeat(2,1fr)}
  .prose-item{grid-template-columns:1fr;gap:14px}
  .timeline{grid-template-columns:1fr 32px 1fr}
}
@media (max-width:768px){
  .section{padding:64px 0}
  .menu{position:fixed;top:72px;left:0;right:0;background:var(--paper);flex-direction:column;gap:0;padding:12px 6% 20px;border-bottom:1px solid var(--line);display:none}
  .menu.open{display:flex}
  .menu a{padding:13px 0;border-bottom:1px solid var(--line);font-size:16px}
  .burger{display:flex}
  .hero{padding-top:116px;padding-bottom:56px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-media img{max-height:340px;object-fit:cover;object-position:center}
  .hero-badge{display:none}
  .stats{grid-template-columns:repeat(2,1fr);gap:26px;margin-top:52px}
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .cases-grid,.why-grid,.news-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .page-hero{padding:120px 0 48px}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .tl-time{padding:20px 14px 20px 0;font-size:14.5px}
  .tl-body{padding:20px 0 20px 14px}
}
@media (max-width:480px){
  .svc-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .tel-btn span{display:none}
  .tel-btn{padding:9px 12px}
  .timeline{grid-template-columns:1fr 24px 1fr}
}