/* ========== 维益必 - 企业舆情公关维权 全站样式 ========== */
/* Reset & Base */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.8;color:#333;background:#f7f8fa;overflow-x:hidden}
a{color:#1a365d;text-decoration:none;transition:color .25s}
a:hover{color:#c8a45c}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
h1,h2,h3,h4{font-weight:700;line-height:1.4;color:#1a365d}
h1{font-size:2rem;margin-bottom:1rem}
h2{font-size:1.5rem;margin-bottom:.75rem}
h3{font-size:1.2rem;margin-bottom:.5rem}
p{margin-bottom:1rem}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ========== Header ========== */
.site-header{background:#fff;box-shadow:0 2px 12px rgba(0,0,0,.06);position:sticky;top:0;z-index:1000}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px}
.logo-mark{width:44px;height:44px;background:linear-gradient(135deg,#1a365d,#2c5282);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:1.2rem;letter-spacing:-1px}
.logo-text{display:flex;flex-direction:column}
.logo-text strong{font-size:1.3rem;color:#1a365d;font-weight:800;letter-spacing:2px}
.logo-text span{font-size:.72rem;color:#888;letter-spacing:1px}
.main-nav{flex:1;display:flex;justify-content:center}
.main-nav ul{display:flex;gap:8px;flex-wrap:wrap}
.main-nav a{display:block;padding:10px 18px;font-weight:700;font-size:.95rem;color:#333;border-radius:6px;transition:all .25s}
.main-nav a:hover,.main-nav a.active{background:#1a365d;color:#fff}

/* ========== Hero ========== */
.hero{background:linear-gradient(135deg,#1a365d 0%,#2c5282 50%,#1a365d 100%);color:#fff;padding:70px 0;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-50%;right:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(200,164,92,.15) 0%,transparent 70%);border-radius:50%}
.hero::after{content:"";position:absolute;bottom:-30%;left:-5%;width:400px;height:400px;background:radial-gradient(circle,rgba(255,255,255,.05) 0%,transparent 70%);border-radius:50%}
.hero-content{position:relative;z-index:2;max-width:800px}
.hero h1{color:#fff;font-size:2.4rem;margin-bottom:1rem;line-height:1.3}
.hero h1 em{font-style:normal;color:#c8a45c}
.hero-sub{font-size:1.1rem;color:rgba(255,255,255,.85);margin-bottom:2rem;line-height:1.9}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap}
.hero-tag{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);padding:6px 16px;border-radius:20px;font-size:.85rem;color:#fff}

/* ========== Section Common ========== */
.section{padding:60px 0}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:1.8rem;position:relative;display:inline-block;padding-bottom:14px}
.section-title h2::after{content:"";position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:50px;height:3px;background:#c8a45c;border-radius:2px}
.section-title p{color:#666;margin-top:10px;font-size:.95rem}

/* ========== Services Grid (PC 3列, 移动2列) ========== */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{background:#fff;border-radius:12px;padding:28px 24px;box-shadow:0 4px 20px rgba(0,0,0,.05);transition:all .3s;border-top:3px solid transparent}
.service-card:hover{transform:translateY(-5px);box-shadow:0 12px 32px rgba(26,54,93,.12);border-top-color:#c8a45c}
.service-icon{width:56px;height:56px;background:linear-gradient(135deg,#1a365d,#2c5282);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;font-size:1.5rem}
.service-card h3{font-size:1.15rem;margin-bottom:10px}
.service-card p{font-size:.9rem;color:#666;line-height:1.7;margin-bottom:0}

/* ========== Process Steps ========== */
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.process-step{background:#fff;border-radius:12px;padding:28px 20px;text-align:center;position:relative;box-shadow:0 4px 16px rgba(0,0,0,.05)}
.step-num{width:40px;height:40px;background:linear-gradient(135deg,#c8a45c,#d4b76a);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:1.1rem;margin:0 auto 16px}
.process-step h3{font-size:1.05rem;margin-bottom:8px}
.process-step p{font-size:.85rem;color:#666;margin-bottom:0}

/* ========== Article List ========== */
.article-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.article-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.05);transition:all .3s;display:flex;flex-direction:column}
.article-card:hover{transform:translateY(-4px);box-shadow:0 10px 28px rgba(26,54,93,.1)}
.article-thumb{height:160px;background:linear-gradient(135deg,#1a365d,#2c5282);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.3);font-size:2.5rem;font-weight:800;position:relative;overflow:hidden}
.article-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent 40%,rgba(200,164,92,.2) 100%)}
.article-body{padding:20px;flex:1;display:flex;flex-direction:column}
.article-meta{display:flex;gap:12px;font-size:.78rem;color:#999;margin-bottom:10px}
.article-meta span{display:flex;align-items:center;gap:4px}
.article-body h3{font-size:1.05rem;margin-bottom:10px;line-height:1.5;flex:1}
.article-body h3 a{color:#1a365d}
.article-body h3 a:hover{color:#c8a45c}
.article-excerpt{font-size:.85rem;color:#666;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.read-more{margin-top:14px;font-size:.85rem;color:#c8a45c;font-weight:600}

/* ========== Article Detail ========== */
.article-detail{background:#fff;border-radius:12px;padding:40px;box-shadow:0 4px 20px rgba(0,0,0,.05);margin-bottom:30px}
.article-detail h1{font-size:1.8rem;line-height:1.5;margin-bottom:16px}
.article-detail-meta{display:flex;gap:20px;font-size:.85rem;color:#999;padding-bottom:20px;border-bottom:1px solid #eee;margin-bottom:24px;flex-wrap:wrap}
.article-content{font-size:1rem;line-height:2;color:#333}
.article-content h2{font-size:1.35rem;margin:28px 0 14px;padding-left:14px;border-left:4px solid #c8a45c}
.article-content h3{font-size:1.15rem;margin:22px 0 12px;color:#2c5282}
.article-content p{margin-bottom:16px;text-align:justify}
.article-content ul,.article-content ol{margin:14px 0 16px 24px}
.article-content li{margin-bottom:8px;line-height:1.8}
.article-content ul li::before{content:"▸";color:#c8a45c;margin-right:8px;font-weight:700}
.article-content blockquote{background:#f7f8fa;border-left:4px solid #1a365d;padding:16px 20px;margin:20px 0;border-radius:0 8px 8px 0;color:#555;font-size:.95rem}
.article-content strong{color:#1a365d}
.article-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:30px;padding-top:20px;border-top:1px solid #eee}
.article-tags a{background:#f0f2f5;padding:5px 14px;border-radius:16px;font-size:.8rem;color:#666}
.article-tags a:hover{background:#1a365d;color:#fff}

/* ========== Breadcrumb ========== */
.breadcrumb{padding:14px 0;font-size:.85rem;color:#888}
.breadcrumb a{color:#666}
.breadcrumb a:hover{color:#c8a45c}
.breadcrumb span{margin:0 8px;color:#ccc}
.breadcrumb .current{color:#1a365d;font-weight:600}

/* ========== Sidebar ========== */
.sidebar-widget{background:#fff;border-radius:12px;padding:24px;box-shadow:0 4px 16px rgba(0,0,0,.05);margin-bottom:24px}
.sidebar-widget h3{font-size:1.1rem;margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid #f0f2f5}
.sidebar-widget ul li{padding:8px 0;border-bottom:1px dashed #eee;font-size:.9rem}
.sidebar-widget ul li:last-child{border-bottom:none}
.sidebar-widget ul li a{color:#555;display:flex;align-items:center;gap:8px}
.sidebar-widget ul li a::before{content:"";width:6px;height:6px;background:#c8a45c;border-radius:50%;flex-shrink:0}
.sidebar-widget ul li a:hover{color:#1a365d}

/* ========== About Page ========== */
.about-hero{background:linear-gradient(135deg,#1a365d,#2c5282);color:#fff;padding:60px 0;text-align:center}
.about-hero h1{color:#fff;font-size:2.2rem;margin-bottom:1rem}
.about-hero p{color:rgba(255,255,255,.85);max-width:700px;margin:0 auto;font-size:1.05rem}
.about-section{padding:50px 0}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.about-text h2{font-size:1.6rem;margin-bottom:16px}
.about-text p{color:#555;line-height:2;margin-bottom:14px}
.about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px}
.stat-item{text-align:center;padding:20px;background:#f7f8fa;border-radius:10px}
.stat-num{font-size:2rem;font-weight:800;color:#1a365d}
.stat-label{font-size:.85rem;color:#888;margin-top:4px}
.advantage-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.advantage-item{display:flex;gap:12px;padding:16px;background:#f7f8fa;border-radius:10px}
.advantage-icon{width:36px;height:36px;background:#1a365d;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#c8a45c;font-weight:800;flex-shrink:0}
.advantage-item h4{font-size:.95rem;margin-bottom:4px}
.advantage-item p{font-size:.82rem;color:#777;margin-bottom:0;line-height:1.6}

/* ========== CTA Banner ========== */
.cta-banner{background:linear-gradient(135deg,#1a365d,#2c5282);color:#fff;padding:50px 0;text-align:center;border-radius:12px;margin:40px 0}
.cta-banner h2{color:#fff;font-size:1.6rem;margin-bottom:10px}
.cta-banner p{color:rgba(255,255,255,.8);margin-bottom:0}

/* ========== Footer ========== */
.site-footer{background:#111d2e;color:rgba(255,255,255,.7);padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px}
.footer-brand h3{color:#fff;font-size:1.3rem;margin-bottom:12px;letter-spacing:2px}
.footer-brand p{font-size:.88rem;line-height:1.9;color:rgba(255,255,255,.6)}
.footer-col h4{color:#fff;font-size:1rem;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px;font-size:.88rem}
.footer-col ul li a{color:rgba(255,255,255,.6);transition:color .25s}
.footer-col ul li a:hover{color:#c8a45c}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;font-size:.82rem;color:rgba(255,255,255,.4)}
.footer-bottom a{color:rgba(255,255,255,.4)}
/* 底部一键拨号 */
.call-bar{background:linear-gradient(90deg,#c8a45c,#d4b76a);padding:16px 0;text-align:center}
.call-bar a{display:inline-flex;align-items:center;gap:10px;color:#1a365d;font-size:1.3rem;font-weight:800;letter-spacing:1px}
.call-bar a:hover{color:#fff}
.call-bar .call-icon{width:36px;height:36px;background:#1a365d;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1rem}

/* ========== Pagination ========== */
.pagination{display:flex;justify-content:center;gap:8px;margin-top:40px}
.pagination a,.pagination span{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 12px;border-radius:8px;font-size:.9rem;font-weight:600;transition:all .25s}
.pagination a{background:#fff;color:#555;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.pagination a:hover{background:#1a365d;color:#fff}
.pagination .current{background:#1a365d;color:#fff}

/* ========== Article Detail Layout ========== */
.article-layout{display:grid;grid-template-columns:1fr 280px;gap:30px;align-items:start}
.service-flex{display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap}
.service-flex .service-icon{flex-shrink:0;width:64px;height:64px;font-size:2rem}
.service-flex>div:last-child{flex:1;min-width:280px}
/* ========== Responsive ========== */
@media(max-width:992px){
  .services-grid,.article-list{grid-template-columns:repeat(2,1fr)}
  .process-steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .about-grid{grid-template-columns:1fr}
  .hero h1{font-size:1.8rem}
}
@media(max-width:768px){
  .article-layout{grid-template-columns:1fr}
  .article-layout aside{width:100%}
  .service-flex{flex-direction:column;gap:16px}
  .service-flex .service-icon{width:52px;height:52px;font-size:1.5rem}
  .service-flex>div:last-child{min-width:0}
  .service-card{padding:24px 20px !important}
  .breadcrumb{font-size:.78rem;padding:10px 0}
  .breadcrumb span{margin:0 4px}
  .article-detail{padding:24px 18px}
  .article-detail h1{font-size:1.35rem;line-height:1.6;margin-bottom:12px}
  .article-detail-meta{gap:12px;font-size:.78rem}
  .article-content{font-size:.95rem;line-height:1.9}
  .article-content h2{font-size:1.2rem}
  .sidebar-widget{padding:20px}
  .process-steps{grid-template-columns:1fr 1fr;gap:14px}
  .cta-banner{padding:36px 20px;margin:30px 0}
  .cta-banner h2{font-size:1.3rem}
  .call-bar{padding:14px 0}
  .call-bar a{font-size:1.1rem;width:100%;justify-content:center}
}
@media(max-width:640px){
  .header-inner{flex-direction:column;gap:12px}
  .main-nav{width:100%}
  .main-nav ul{justify-content:center}
  .main-nav a{padding:8px 12px;font-size:.85rem}
  .services-grid,.article-list{grid-template-columns:repeat(2,1fr);gap:14px}
  .service-card{padding:20px 16px}
  .process-steps{grid-template-columns:1fr 1fr;gap:14px}
  .footer-grid{grid-template-columns:1fr}
  .hero{padding:40px 0}
  .hero h1{font-size:1.5rem}
  .section{padding:40px 0}
  .article-detail{padding:20px 14px}
  .article-detail h1{font-size:1.25rem;line-height:1.6}
  .about-stats{grid-template-columns:repeat(3,1fr);gap:10px}
  .stat-num{font-size:1.4rem}
  .advantage-list{grid-template-columns:1fr}
  .call-bar a{font-size:1.05rem}
}