/* ============================================
   经典中国红政企风 · 集团官网样式
   主色：#A81D24  辅色：#1A1A1A  点缀：#C9A86A
============================================ */

:root{
  --red:#A81D24;
  --red-deep:#7E1218;
  --red-light:#C13038;
  --black:#1A1A1A;
  --black-soft:#2A2A2A;
  --gold:#C9A86A;
  --gold-light:#E3C88C;
  --gray-50:#F7F4F0;
  --gray-100:#F0EBE4;
  --gray-200:#E5DED2;
  --gray-300:#D4CAB8;
  --gray-500:#8A8172;
  --gray-700:#4A443B;
  --white:#ffffff;
  --shadow-sm:0 2px 8px rgba(26,26,26,.06);
  --shadow-md:0 6px 20px rgba(26,26,26,.08);
  --shadow-lg:0 12px 40px rgba(168,29,36,.12);
  --radius-sm:4px;
  --radius-md:6px;
  --radius-lg:10px;
  --ff:'Noto Serif SC','Songti SC','STSong','SimSun',serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--ff);
  color:var(--black);
  background:var(--white);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s ease}
a:hover{color:var(--red)}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:transparent}
input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
.container{max-width:1240px;margin:0 auto;padding:0 24px}

/* ============ 顶部通栏 ============ */
.top-bar{
  background:var(--black);
  color:#D0C9BC;
  font-size:13px;
  line-height:1;
}
.top-bar-inner{
  display:flex;justify-content:space-between;align-items:center;
  height:36px;
}
.top-bar-slogan{letter-spacing:2px}
.top-bar-phone strong{color:var(--gold-light);font-weight:600;letter-spacing:1px}

/* ============ 主头部 ============ */
.main-header{
  background:var(--red);
  color:var(--white);
  position:sticky;top:0;z-index:100;
  box-shadow:0 2px 12px rgba(126,18,24,.18);
  border-bottom:3px solid var(--gold);
}
.main-header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:84px;
}
.logo{
  display:flex;align-items:center;gap:14px;
  color:var(--white);
}
.logo-mark{
  width:52px;height:52px;border-radius:50%;
  background:var(--white);
  position:relative;flex-shrink:0;
  box-shadow:inset 0 0 0 3px var(--gold);
}
.logo-mark::before,
.logo-mark::after{
  content:"";position:absolute;background:var(--red);
}
.logo-mark::before{
  width:26px;height:4px;top:50%;left:50%;
  transform:translate(-50%,-50%);
}
.logo-mark::after{
  width:4px;height:26px;top:50%;left:50%;
  transform:translate(-50%,-50%);
}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-name{font-size:22px;font-weight:700;letter-spacing:3px}
.logo-sub{font-size:11px;letter-spacing:2px;color:var(--gold-light);margin-top:4px}

.main-nav .nav-list{
  display:flex;align-items:center;gap:4px;
}
.main-nav .nav-list li a{
  display:block;
  color:var(--white);
  font-size:16px;
  padding:10px 18px;
  position:relative;
  letter-spacing:2px;
  font-weight:500;
}
.main-nav .nav-list li a::after{
  content:"";position:absolute;left:50%;bottom:2px;
  width:0;height:2px;background:var(--gold);
  transform:translateX(-50%);
  transition:width .3s ease;
}
.main-nav .nav-list li a:hover::after{width:60%}
.main-nav .nav-list li a:hover{color:var(--gold-light)}
.nav-apply a{
  background:var(--gold);
  color:var(--black-soft)!important;
  border-radius:var(--radius-sm);
  padding:10px 22px!important;
  font-weight:600!important;
}
.nav-apply a::after{display:none!important}
.nav-apply a:hover{background:var(--gold-light)!important;color:var(--black)!important}

.mobile-toggle{
  display:none;
  width:40px;height:40px;
  flex-direction:column;justify-content:center;align-items:center;
  gap:5px;
}
.mobile-toggle span{
  display:block;width:24px;height:2px;background:var(--white);border-radius:2px;
  transition:all .3s ease;
}
.mobile-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.mobile-toggle.active span:nth-child(2){opacity:0}
.mobile-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ Hero Banner ============ */
.hero-banner{
  position:relative;
  min-height:560px;
  background:
    linear-gradient(135deg, rgba(168,29,36,.88) 0%, rgba(126,18,24,.78) 50%, rgba(26,26,26,.7) 100%),
    radial-gradient(circle at 30% 40%, rgba(201,168,106,.25), transparent 60%),
    var(--red-deep);
  color:var(--white);
  display:flex;align-items:center;
  overflow:hidden;
  border-bottom:4px solid var(--gold);
}
.hero-overlay{
  position:absolute;inset:0;
  background-image:
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:60px 60px;
  pointer-events:none;
}
.hero-content{position:relative;z-index:2;max-width:780px;padding:60px 0}
.hero-eyebrow{
  font-size:14px;letter-spacing:6px;color:var(--gold-light);
  margin-bottom:20px;
}
.hero-title{
  font-size:54px;font-weight:900;letter-spacing:8px;
  line-height:1.3;margin-bottom:24px;
  text-shadow:0 2px 12px rgba(0,0,0,.2);
}
.hero-subtitle{
  font-size:18px;letter-spacing:3px;color:#F3EADD;
  margin-bottom:38px;line-height:1.9;
}
.hero-actions{display:flex;gap:18px;flex-wrap:wrap}

.btn{
  display:inline-block;
  padding:12px 32px;
  font-size:15px;letter-spacing:3px;
  border-radius:var(--radius-sm);
  font-weight:600;
  transition:all .3s ease;
  border:2px solid transparent;
  cursor:pointer;
  text-align:center;
}
.btn-primary{
  background:var(--red);
  color:var(--white);
  border-color:var(--red);
}
.btn-primary:hover{
  background:var(--gold);
  border-color:var(--gold);
  color:var(--black-soft);
  transform:translateY(-2px);
  box-shadow:var(--shadow-md);
}
.btn-outline{
  background:transparent;
  color:var(--white);
  border-color:rgba(255,255,255,.8);
}
.btn-outline:hover{
  background:var(--white);
  color:var(--red);
  border-color:var(--white);
  transform:translateY(-2px);
}
.btn-large{padding:14px 44px;font-size:16px}
.btn-block{display:block;width:100%}

/* ============ 通用板块 ============ */
.section{padding:90px 0}
.section-header{text-align:center;margin-bottom:60px}
.section-eyebrow{
  font-size:13px;letter-spacing:6px;color:var(--red);
  font-weight:600;margin-bottom:12px;
}
.section-title{
  font-size:36px;font-weight:700;color:var(--black);
  letter-spacing:6px;
}
.section-header.light .section-eyebrow{color:var(--gold-light)}
.section-header.light .section-title{color:var(--white)}
.title-divider{
  display:flex;align-items:center;justify-content:center;
  margin:18px 0 22px;
}
.title-divider span{
  position:relative;display:block;width:60px;height:2px;background:var(--red);
}
.title-divider span::before,
.title-divider span::after{
  content:"";position:absolute;top:-3px;
  width:8px;height:8px;transform:rotate(45deg);
  background:var(--gold);
}
.title-divider span::before{left:-18px}
.title-divider span::after{right:-18px}
.title-divider.left{justify-content:flex-start}
.title-divider.left span::before{left:-10px}
.section-desc{color:var(--gray-500);font-size:16px;letter-spacing:2px}
.section-header.light .section-desc{color:#D0C9BC}

/* ============ 服务中心 ============ */
.section-services{background:var(--gray-50)}
.service-categories{margin-top:10px}
.cat-title{
  font-size:22px;color:var(--red);letter-spacing:4px;
  text-align:center;margin:40px 0 26px;padding-bottom:14px;
  position:relative;font-weight:700;
}
.cat-title::after{
  content:"";position:absolute;left:50%;bottom:0;
  width:48px;height:3px;background:var(--gold);
  transform:translateX(-50%);
}
.cat-title:first-child{margin-top:0}
.service-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.service-card{
  background:var(--white);
  padding:36px 28px 32px;
  border-radius:var(--radius-md);
  border-top:4px solid var(--red);
  box-shadow:var(--shadow-sm);
  transition:all .35s ease;
  position:relative;
}
.service-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-top-color:var(--gold);
}
.service-icon{
  width:64px;height:64px;border-radius:50%;
  background:linear-gradient(135deg,var(--red),var(--red-light));
  margin-bottom:20px;position:relative;
  display:flex;align-items:center;justify-content:center;
}
.service-icon::after{
  content:"";width:32px;height:32px;
  border:2px solid var(--gold);
  border-radius:4px;transform:rotate(45deg);
}
.service-card:hover .service-icon{
  background:linear-gradient(135deg,var(--gold),var(--gold-light));
}
.service-card h4{
  font-size:20px;font-weight:700;color:var(--black);
  letter-spacing:2px;margin-bottom:12px;
}
.service-card p{color:var(--gray-700);font-size:14px;line-height:1.8}

/* ============ 平台矩阵 ============ */
.platform-list{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.platform-item{
  background:var(--white);
  border:1px solid var(--gray-200);
  border-left:4px solid var(--red);
  padding:24px 22px;
  transition:all .3s ease;
  position:relative;
}
.platform-item::before{
  content:"";position:absolute;left:-1px;top:-1px;
  width:0;height:0;border-style:solid;
  border-width:10px 10px 0 0;
  border-color:var(--gold) transparent transparent transparent;
}
.platform-item:hover{
  background:var(--red);
  color:var(--white);
  border-color:var(--red);
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
}
.platform-name{
  display:block;font-size:20px;font-weight:700;letter-spacing:3px;
  margin-bottom:8px;
}
.platform-desc{font-size:13px;color:var(--gray-500);letter-spacing:1px}
.platform-item:hover .platform-desc{color:rgba(255,255,255,.85)}

/* ============ 服务流程 ============ */
.section-process{background:var(--gray-50)}
.process-list{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:30px 24px;counter-reset:step;
}
.process-step{
  background:var(--white);
  padding:38px 28px;
  border-radius:var(--radius-md);
  position:relative;
  box-shadow:var(--shadow-sm);
  transition:all .3s ease;
  border-bottom:3px solid transparent;
}
.process-step:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-lg);
  border-bottom-color:var(--red);
}
.step-num{
  display:block;
  font-size:46px;font-weight:900;
  color:var(--red);
  letter-spacing:2px;
  font-family:Georgia,serif;
  line-height:1;margin-bottom:14px;
  -webkit-text-fill-color:transparent;
  background:linear-gradient(180deg,var(--red) 0%,var(--red-light) 100%);
  -webkit-background-clip:text;background-clip:text;
}
.process-step h4{
  font-size:20px;font-weight:700;letter-spacing:3px;
  color:var(--black);margin-bottom:10px;
  position:relative;padding-bottom:12px;
}
.process-step h4::after{
  content:"";position:absolute;left:0;bottom:0;
  width:32px;height:2px;background:var(--gold);
}
.process-step p{color:var(--gray-700);font-size:14px}

/* ============ FAQ ============ */
.faq-list{
  max-width:900px;margin:0 auto;
}
.faq-item{
  background:var(--white);
  border:1px solid var(--gray-200);
  border-left:4px solid var(--red);
  margin-bottom:14px;
  border-radius:var(--radius-sm);
  transition:all .3s ease;
}
.faq-item[open]{
  border-left-color:var(--gold);
  box-shadow:var(--shadow-md);
}
.faq-item summary{
  padding:22px 26px;
  font-size:17px;font-weight:600;color:var(--black);
  letter-spacing:2px;cursor:pointer;
  position:relative;
  padding-right:50px;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;
  transform:translateY(-50%);
  width:28px;height:28px;border-radius:50%;
  background:var(--red);color:var(--white);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:400;line-height:1;
  transition:all .3s ease;
}
.faq-item[open] summary::after{content:"−";background:var(--gold)}
.faq-body{padding:0 26px 22px;color:var(--gray-700);line-height:1.85;font-size:15px}

/* ============ 新闻资讯 · 严格按规则 ============ */
.section-news{background:var(--white)}
ul.article-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
  width: 100%;
  box-sizing: border-box;
}
ul.article-cards > li.article-card {
  min-width: 0;
  width: auto;
  max-width: none;
  margin: 0;
  float: none;
  box-sizing: border-box;
  background:var(--white);
  border:1px solid var(--gray-200);
  border-radius:var(--radius-md);
  overflow:hidden;
  transition:all .35s ease;
}
ul.article-cards > li.article-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:var(--gold);
}
.article-card .card-thumb {
  width: 100%;
  overflow: hidden;
  aspect-ratio:16/10;background:var(--gray-100);
}
.article-card .card-thumb img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  transition:transform .5s ease;
}
.article-card:hover .card-thumb img{transform:scale(1.06)}
.article-card .card-title {
  overflow-wrap: anywhere;
  font-size:17px;font-weight:700;color:var(--black);
  padding:18px 18px 8px;
  letter-spacing:1px;
  line-height:1.5;
}
.article-card .card-title a{color:inherit}
.article-card .card-title a:hover{color:var(--red)}
.article-card .card-date {
  display: block;
  font-size:13px;color:var(--gray-500);
  padding:0 18px;
  letter-spacing:1px;
}
.article-card .card-summary {
  overflow-wrap: anywhere;
  font-size:13px;color:var(--gray-700);
  padding:10px 18px 20px;
  line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-more{text-align:center;margin-top:44px}

/* ============ 关于我们 ============ */
.section-about{background:var(--gray-50)}
.about-grid{
  display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center;
}
.about-text .section-eyebrow{text-align:left}
.about-text .section-title{text-align:left}
.about-lead{
  font-size:17px;color:var(--black);font-weight:600;
  margin-bottom:18px;line-height:1.9;
}
.about-text p{color:var(--gray-700);margin-bottom:14px;line-height:1.9}
.about-stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:16px;margin-top:34px;padding-top:30px;
  border-top:1px solid var(--gray-200);
}
.stat-item{text-align:center;padding:14px 8px;border-right:1px solid var(--gray-200)}
.stat-item:last-child{border-right:none}
.stat-item strong{
  display:block;font-size:30px;font-weight:900;color:var(--red);
  letter-spacing:1px;line-height:1;font-family:Georgia,serif;
  margin-bottom:8px;
}
.stat-item span{font-size:13px;color:var(--gray-500);letter-spacing:1px}
.about-image-box{
  position:relative;aspect-ratio:4/5;
  background:linear-gradient(135deg,var(--red) 0%,var(--red-deep) 100%);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  border:4px solid var(--gold);
}
.about-image-inner{
  position:absolute;inset:18px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.12), transparent 60%),
    repeating-linear-gradient(45deg, rgba(255,255,255,.04) 0 2px, transparent 2px 12px);
  border-radius:var(--radius-md);
  display:flex;align-items:center;justify-content:center;
}
.about-image-inner::before{
  content:"华";
  font-size:200px;color:rgba(201,168,106,.35);
  font-weight:900;
}
.about-badge{
  position:absolute;bottom:24px;left:-20px;
  background:var(--white);padding:16px 22px;
  border-radius:var(--radius-sm);
  box-shadow:var(--shadow-md);
  border-left:4px solid var(--red);
}
.badge-year{
  display:block;font-size:22px;font-weight:900;color:var(--red);
  letter-spacing:2px;line-height:1;
}
.badge-text{font-size:13px;color:var(--gray-700);letter-spacing:2px;margin-top:4px;display:block}

/* ============ 在线申请 ============ */
.section-apply{
  background:linear-gradient(135deg,var(--black) 0%,var(--black-soft) 100%);
  color:var(--white);
  position:relative;
  border-top:4px solid var(--gold);
}
.section-apply::before{
  content:"";position:absolute;inset:0;
  background-image:
    radial-gradient(circle at 20% 30%,rgba(168,29,36,.3),transparent 50%),
    radial-gradient(circle at 80% 70%,rgba(201,168,106,.15),transparent 50%);
  pointer-events:none;
}
.section-apply .container{position:relative;z-index:1}
.apply-form{
  max-width:900px;margin:0 auto;
  background:rgba(255,255,255,.04);
  padding:44px;border:1px solid rgba(201,168,106,.3);
  border-radius:var(--radius-md);
  backdrop-filter:blur(6px);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-bottom:22px}
.form-field{display:flex;flex-direction:column;gap:8px}
.form-field.full{margin-bottom:28px}
.form-field label{
  font-size:14px;color:var(--gold-light);letter-spacing:2px;
}
.form-field input,
.form-field select,
.form-field textarea{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.2);
  color:var(--white);
  padding:12px 14px;border-radius:var(--radius-sm);
  outline:none;
  transition:all .3s ease;
}
.form-field textarea{resize:vertical;min-height:110px;line-height:1.7}
.form-field input::placeholder,
.form-field textarea::placeholder{color:rgba(255,255,255,.4)}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus{
  border-color:var(--gold);
  background:rgba(255,255,255,.1);
  box-shadow:0 0 0 3px rgba(201,168,106,.15);
}
.form-field select option{background:var(--black-soft);color:var(--white)}
.form-actions{text-align:center;margin-top:10px}
.form-actions .btn-primary{
  background:var(--red);border-color:var(--red);color:var(--white);
}
.form-actions .btn-primary:hover{
  background:var(--gold);border-color:var(--gold);color:var(--black-soft);
}

/* ============ 页脚 ============ */
.site-footer{background:var(--black);color:#CFC7B7;padding-top:60px}
.footer-grid{
  display:grid;grid-template-columns:1.3fr 1fr 1.2fr;gap:50px;
  padding-bottom:50px;
}
.footer-title{
  color:var(--white);font-size:18px;font-weight:700;
  letter-spacing:4px;margin-bottom:22px;position:relative;
  padding-bottom:12px;
}
.footer-title::after{
  content:"";position:absolute;left:0;bottom:0;
  width:36px;height:2px;background:var(--red);
}
.footer-desc{font-size:14px;line-height:1.9;color:#9A9385;margin-bottom:18px}
.footer-hotline{font-size:14px;color:#CFC7B7;letter-spacing:1px}
.footer-hotline strong{color:var(--gold-light);font-size:20px;letter-spacing:2px}
.footer-nav li{margin-bottom:10px}
.footer-nav a{color:#9A9385;font-size:14px;letter-spacing:2px;transition:all .3s ease}
.footer-nav a::before{content:"· ";color:var(--red)}
.footer-nav a:hover{color:var(--gold-light);padding-left:4px}
.footer-info-list li{
  font-size:14px;color:#9A9385;margin-bottom:10px;
  letter-spacing:1px;line-height:1.7;
}
.footer-info-list li::before{
  content:"◆ ";color:var(--red);font-size:10px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0;font-size:13px;color:#7A7466;
}
.footer-bottom-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-beian a{color:#9A9385;transition:color .3s ease}
.footer-beian a:hover{color:var(--gold-light)}
.beian-sep{margin:0 10px;color:#555}

/* ============ 详情页 ============ */
.breadcrumb-wrap{
  background:var(--gray-50);
  border-bottom:1px solid var(--gray-200);
  padding:14px 0;
  font-size:13px;color:var(--gray-500);letter-spacing:1px;
}
.breadcrumb a{color:var(--gray-700)}
.breadcrumb a:hover{color:var(--red)}

.detail-layout{
  display:grid;grid-template-columns:1fr 320px;gap:40px;
  padding-top:50px;padding-bottom:70px;
}
.article-main{
  background:var(--white);
  padding:46px 48px;
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
  border-top:4px solid var(--red);
}
.article-header{margin-bottom:30px;text-align:center}
.article-title{
  font-size:32px;font-weight:700;letter-spacing:3px;
  color:var(--black);line-height:1.5;margin-bottom:20px;
}
.article-meta{
  color:var(--gray-500);font-size:13px;letter-spacing:1px;
  display:flex;justify-content:center;gap:24px;flex-wrap:wrap;
  padding-bottom:20px;border-bottom:1px dashed var(--gray-200);
}
.article-meta .meta-date time{color:var(--red);font-weight:600}
.article-cover-wrap{
  margin:28px 0;border-radius:var(--radius-sm);overflow:hidden;
  border:1px solid var(--gray-200);
}
.article-cover-wrap img{width:100%;height:auto;display:block;aspect-ratio:16/9;object-fit:cover}
.article-summary{
  background:var(--gray-50);
  border-left:4px solid var(--red);
  padding:18px 22px;margin:24px 0;
  font-size:15px;color:var(--gray-700);line-height:1.9;
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
}
.article-content{font-size:16px;line-height:2;color:var(--black-soft);letter-spacing:.5px}
.article-content p{margin-bottom:18px;text-indent:2em}
.article-content h2,
.article-content h3{color:var(--red);margin:28px 0 14px;letter-spacing:2px;font-weight:700}
.article-content h2{font-size:22px}
.article-content h3{font-size:19px}
.article-footer{margin-top:40px;padding-top:26px;border-top:1px dashed var(--gray-200)}
.article-foot-note{font-size:13px;color:var(--gray-500);margin-bottom:20px;letter-spacing:1px}
.article-foot-nav{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.article-foot-nav .btn-outline{color:var(--red);border-color:var(--red)}
.article-foot-nav .btn-outline:hover{background:var(--red);color:var(--white)}

/* ============ 侧边栏 ============ */
.article-sidebar{display:flex;flex-direction:column;gap:24px}
.side-card{
  background:var(--white);border-radius:var(--radius-md);
  padding:26px 22px;box-shadow:var(--shadow-sm);
  border-top:3px solid var(--red);
}
.side-title{
  font-size:18px;font-weight:700;color:var(--black);letter-spacing:3px;
  padding-bottom:14px;margin-bottom:18px;position:relative;
  border-bottom:1px solid var(--gray-200);
}
.side-title::before{
  content:"";position:absolute;left:0;bottom:-1px;
  width:50px;height:2px;background:var(--red);
}
.side-phone-big{
  font-size:26px;font-weight:900;color:var(--red);
  letter-spacing:2px;text-align:center;
  font-family:Georgia,serif;margin-bottom:6px;
}
.side-phone-desc{text-align:center;font-size:13px;color:var(--gray-700);letter-spacing:2px;margin-bottom:4px}
.side-phone-time{text-align:center;font-size:12px;color:var(--gray-500);letter-spacing:1px;margin-bottom:20px}
.recommend-list{display:flex;flex-direction:column;gap:18px}
.recommend-item{
  display:flex;gap:14px;padding-bottom:18px;
  border-bottom:1px dashed var(--gray-200);
  transition:all .3s ease;
}
.recommend-item:last-child{border-bottom:none;padding-bottom:0}
.recommend-item:hover{transform:translateX(4px)}
.recommend-thumb{
  width:80px;height:64px;flex-shrink:0;border-radius:var(--radius-sm);
  background:linear-gradient(135deg,var(--red),var(--red-light));
  border:1px solid var(--gold);
  position:relative;overflow:hidden;
}
.recommend-thumb::after{
  content:"";position:absolute;inset:8px;
  border:1px solid rgba(255,255,255,.4);border-radius:2px;
}
.recommend-thumb-1{background:linear-gradient(135deg,#A81D24,#7E1218)}
.recommend-thumb-2{background:linear-gradient(135deg,#C13038,#A81D24)}
.recommend-thumb-3{background:linear-gradient(135deg,#8B1A20,#5E0E13)}
.recommend-info h4{font-size:14px;font-weight:700;color:var(--black);margin-bottom:6px;letter-spacing:1px;line-height:1.4}
.recommend-info p{font-size:12px;color:var(--gray-500);margin-bottom:6px;line-height:1.6}
.recommend-link{font-size:12px;color:var(--red);font-weight:600;letter-spacing:1px}
.recommend-link:hover{color:var(--gold)}
.side-nav-list li{
  padding:10px 0;border-bottom:1px dashed var(--gray-200);
}
.side-nav-list li:last-child{border-bottom:none}
.side-nav-list a{
  display:block;font-size:14px;color:var(--gray-700);letter-spacing:2px;
  padding-left:14px;position:relative;transition:all .3s ease;
}
.side-nav-list a::before{
  content:"";position:absolute;left:0;top:50%;
  width:6px;height:6px;background:var(--red);transform:translateY(-50%) rotate(45deg);
  transition:all .3s ease;
}
.side-nav-list a:hover{color:var(--red);padding-left:20px}
.side-nav-list a:hover::before{background:var(--gold)}

/* ============ 动效 ============ */
.fade-in-up{
  opacity:0;transform:translateY(30px);
  animation:fadeInUp .8s ease forwards;
}
@keyframes fadeInUp{
  to{opacity:1;transform:translateY(0)}
}
.reveal{
  opacity:0;transform:translateY(30px);
  transition:opacity .7s ease, transform .7s ease;
}
.reveal.in-view{opacity:1;transform:translateY(0)}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
    scroll-behavior:auto!important;
  }
  .fade-in-up{opacity:1;transform:none}
  .reveal{opacity:1;transform:none}
  .service-card:hover,
  .platform-item:hover,
  .process-step:hover,
  ul.article-cards > li.article-card:hover,
  .recommend-item:hover{transform:none}
  .article-card:hover .card-thumb img{transform:none}
}

/* ============ 响应式 ============ */
@media (max-width: 1024px){
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .platform-list{grid-template-columns:repeat(3,1fr)}
  .process-list{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .detail-layout{grid-template-columns:1fr}
  .article-main{padding:32px 28px}
}
@media (max-width: 768px){
  .main-header-inner{height:70px}
  .logo-name{font-size:18px;letter-spacing:2px}
  .logo-mark{width:42px;height:42px}
  .main-nav{
    position:fixed;top:106px;left:0;right:0;
    background:var(--red);
    max-height:0;overflow:hidden;
    transition:max-height .35s ease;
    border-bottom:0 solid var(--gold);
  }
  .main-nav.open{max-height:600px;border-bottom-width:3px}
  .main-nav .nav-list{flex-direction:column;gap:0;padding:10px 0}
  .main-nav .nav-list li a{padding:14px 24px;border-bottom:1px solid rgba(255,255,255,.1)}
  .main-nav .nav-list li a::after{display:none}
  .nav-apply{padding:10px 24px}
  .nav-apply a{text-align:center}
  .mobile-toggle{display:flex}
  .top-bar-slogan{display:none}
  .hero-banner{min-height:460px}
  .hero-title{font-size:34px;letter-spacing:4px}
  .hero-subtitle{font-size:15px;letter-spacing:2px}
  .section{padding:60px 0}
  .section-title{font-size:26px;letter-spacing:3px}
  .service-grid{grid-template-columns:1fr}
  .platform-list{grid-template-columns:repeat(2,1fr)}
  .process-list{grid-template-columns:1fr}
  .about-stats{grid-template-columns:repeat(2,1fr)}
  .stat-item{border-bottom:1px solid var(--gray-200)}
  .form-row{grid-template-columns:1fr;gap:18px}
  .apply-form{padding:28px 20px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:34px}
  .footer-bottom-inner{flex-direction:column;text-align:center}
  .article-main{padding:26px 20px}
  .article-title{font-size:22px;letter-spacing:2px}
}