/* ===== 邓白氏编码申请服务 - 整站样式 ===== */
:root {
  --primary: #003A70;
  --primary-light: #0077C8;
  --primary-dark: #00254A;
  --accent: #4FC3F7;
  --accent-light: #E3F2FD;
  --text: #1A1A2E;
  --text-mid: #666;
  --text-light: #999;
  --bg: #F5F8FC;
  --bg-alt: #F0F4F8;
  --border: #E0E6ED;
  --shadow: 0 2px 12px rgba(0,58,112,.08);
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
.container{max-width:1100px;margin:0 auto;padding:0 24px}
a{text-decoration:none;color:var(--primary-light);transition:color .2s}
a:hover{color:var(--accent)}
img{max-width:100%;height:auto}

/* ===== Top Bar ===== */
.top-bar{background:var(--primary-dark);color:rgba(255,255,255,.7);font-size:12px;padding:6px 0}
.top-bar .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:6px}
.top-bar a{color:rgba(255,255,255,.7);margin-left:14px}
.top-bar a:hover{color:#fff}

/* ===== Header ===== */
.header{background:#fff;border-bottom:1px solid var(--border);padding:12px 0;position:sticky;top:0;z-index:100}
.header .container{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--primary),var(--primary-light));border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:12px}
.logo-text{font-size:17px;font-weight:700;color:var(--primary);line-height:1.2}
.logo-text small{display:block;font-size:9px;font-weight:400;color:#999;letter-spacing:1px}
.nav{display:flex;gap:20px;align-items:center}
.nav a{text-decoration:none;color:#444;font-size:14px;font-weight:500;transition:color .2s;padding:4px 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a.active{color:var(--primary-light);border-bottom-color:var(--primary-light)}
.phone-hdr{display:flex;align-items:center;gap:6px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;padding:8px 18px;border-radius:var(--radius);font-weight:700;font-size:14px;text-decoration:none;flex-shrink:0}
.phone-hdr:hover{color:#fff;opacity:.9}
.menu-toggle{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:var(--primary);padding:4px}

/* ===== Hero ===== */
.hero{background:linear-gradient(135deg,#002b5c,var(--primary),#005088);color:#fff;padding:80px 0 60px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-30%;right:-5%;width:600px;height:600px;background:radial-gradient(circle,rgba(0,119,200,.12) 0%,transparent 70%);border-radius:50%}
.hero .container{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.hero-left h1{font-size:34px;font-weight:800;line-height:1.3;margin-bottom:12px}
.hero-left h1 span{color:var(--accent)}
.hero-left .sub{font-size:15px;opacity:.85;line-height:1.7;margin-bottom:24px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-btn{display:inline-flex;align-items:center;gap:6px;padding:12px 28px;background:#fff;color:var(--primary);border-radius:var(--radius);font-weight:700;font-size:14px;transition:transform .2s}
.hero-btn:hover{transform:translateY(-2px);color:var(--primary)}
.hero-btn-outline{display:inline-flex;align-items:center;gap:6px;padding:12px 28px;border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:var(--radius);font-weight:600;font-size:14px;transition:all .2s}
.hero-btn-outline:hover{background:rgba(255,255,255,.1);color:#fff}

/* ===== Pricing Card ===== */
.pricing-card{background:rgba(255,255,255,.06);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-xl);padding:36px 30px;text-align:center}
.pricing-card .plan{font-size:16px;font-weight:600;margin-bottom:4px}
.pricing-card .price{font-size:48px;font-weight:800;color:var(--accent);margin:12px 0 4px}
.pricing-card .price sup{font-size:20px}
.pricing-card .duration{font-size:13px;opacity:.6;margin-bottom:16px}
.pricing-card .features{text-align:left;margin:16px 0 24px;list-style:none}
.pricing-card .features li{padding:6px 0;font-size:13px;display:flex;align-items:center;gap:8px;opacity:.85}
.pricing-card .features li::before{content:"✓";color:var(--accent);font-weight:700}
.pricing-btn{display:inline-flex;align-items:center;gap:6px;padding:12px 44px;background:linear-gradient(135deg,var(--primary-light),#005a9e);color:#fff;border-radius:var(--radius);font-weight:700;font-size:15px;transition:transform .2s;text-decoration:none}
.pricing-btn:hover{transform:translateY(-2px);color:#fff}

/* ===== Sections ===== */
.section{padding:60px 0}
.section-alt{background:#fff}
.section-title{font-size:26px;font-weight:700;color:var(--primary);text-align:center;margin-bottom:8px}
.section-subtitle{font-size:14px;color:var(--text-light);text-align:center;margin-bottom:36px}

/* ===== Benefits Grid ===== */
.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.benefit-card{background:#fff;border-radius:var(--radius-lg);padding:28px 22px;box-shadow:var(--shadow);border:1px solid #eef2f7;transition:all .3s}
.benefit-card:hover{box-shadow:0 8px 24px rgba(0,58,112,.12);transform:translateY(-3px)}
.benefit-card .icon{font-size:32px;margin-bottom:10px}
.benefit-card h3{font-size:15px;color:var(--primary);margin-bottom:6px}
.benefit-card p{font-size:13px;color:#777;line-height:1.6}

/* ===== Stats ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{text-align:center;padding:28px 16px;background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.stat-card .num{font-size:32px;font-weight:800;color:var(--primary-light)}
.stat-card .label{font-size:13px;color:var(--text-mid);margin-top:4px}

/* ===== Apple ===== */
.apple-section{background:linear-gradient(135deg,#1c1c1e,#2c2c2e);color:#fff}
.apple-section .section-title{color:#fff}
.apple-section .section-subtitle{color:rgba(255,255,255,.5)}
.apple-content{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.apple-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:28px}
.apple-card h3{font-size:16px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.apple-card ol,.apple-card ul{font-size:13px;line-height:1.8;opacity:.8;padding-left:18px}
.apple-card ol li{margin-bottom:4px}
.apple-card ul{list-style:none;padding-left:0}
.apple-card ul li::before{content:"• ";color:var(--accent)}

/* ===== Process ===== */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.process-step{text-align:center;padding:24px 12px;background:var(--bg);border-radius:var(--radius-lg)}
.process-step .step-num{width:40px;height:40px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;margin:0 auto 10px}
.process-step h4{font-size:14px;color:var(--primary);margin-bottom:4px}
.process-step p{font-size:12px;color:#888}

/* ===== Materials ===== */
.materials{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.material-list{background:var(--bg);border-radius:var(--radius-lg);padding:24px}
.material-list h3{font-size:15px;color:var(--primary);margin-bottom:12px}
.material-list ul{list-style:none;font-size:13px;color:#666}
.material-list ul li{padding:5px 0}

/* ===== Team ===== */
.team{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.team-card{text-align:center;padding:28px 16px;background:var(--bg);border-radius:var(--radius-lg)}
.team-card .avatar{width:72px;height:72px;background:linear-gradient(135deg,var(--primary),var(--primary-light));border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:28px;color:#fff}
.team-card h4{font-size:15px;color:var(--primary);margin-bottom:2px}
.team-card .title{font-size:12px;color:var(--primary-light);font-weight:600;margin-bottom:6px}
.team-card p{font-size:13px;color:#888}

/* ===== FAQ ===== */
.faq-wrap{max-width:780px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border);padding:16px 0}
.faq-item:last-child{border-bottom:none}
.faq-q{display:flex;justify-content:space-between;align-items:center;font-weight:600;cursor:pointer;font-size:15px;color:var(--primary)}
.faq-q .toggle{font-size:18px;transition:transform .2s}
.faq-item.open .faq-q .toggle{transform:rotate(45deg)}
.faq-a{display:none;margin-top:10px;color:#666;font-size:14px;line-height:1.7}
.faq-item.open .faq-a{display:block}

/* ===== Page Banner ===== */
.page-banner{background:linear-gradient(135deg,var(--primary),#005088);color:#fff;padding:50px 0;text-align:center}
.page-banner h1{font-size:30px;font-weight:800;margin-bottom:8px}
.page-banner p{font-size:14px;opacity:.75}
.breadcrumb{font-size:12px;opacity:.5;margin-top:10px}
.breadcrumb a{color:rgba(255,255,255,.7)}
.breadcrumb a:hover{color:#fff}

/* ===== Contact Page ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px}
.contact-info-card{background:#fff;border-radius:var(--radius-xl);padding:32px;box-shadow:var(--shadow)}
.contact-info-card h3{font-size:18px;color:var(--primary);margin-bottom:20px}
.contact-item{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--border)}
.contact-item:last-child{border-bottom:none}
.contact-item .icon{font-size:24px;flex-shrink:0}
.contact-item h4{font-size:13px;margin-bottom:2px}
.contact-item p{font-size:14px;color:var(--text-mid)}
.form-card{background:#fff;border-radius:var(--radius-xl);padding:32px;box-shadow:var(--shadow)}
.form-card h3{font-size:18px;color:var(--primary);margin-bottom:20px}
.form-group{margin-bottom:14px}
.form-row{display:flex;gap:12px}
.form-row .form-group{flex:1}
.form-card input,.form-card select,.form-card textarea{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;font-family:inherit;outline:none;transition:border-color .2s}
.form-card input:focus,.form-card select:focus,.form-card textarea:focus{border-color:var(--primary-light)}
.form-card textarea{min-height:80px;resize:vertical}
.submit-btn{width:100%;padding:12px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border:none;border-radius:var(--radius);font-size:15px;font-weight:600;cursor:pointer;transition:opacity .2s}
.submit-btn:hover{opacity:.9}

/* ===== News ===== */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.news-card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:all .3s}
.news-card:hover{box-shadow:0 8px 24px rgba(0,58,112,.12)}
.news-card .thumb{height:180px;background:var(--accent-light);display:flex;align-items:center;justify-content:center;font-size:40px}
.news-card .body{padding:20px}
.news-card .date{font-size:12px;color:var(--text-light);margin-bottom:6px}
.news-card h3{font-size:16px;color:var(--primary);margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{font-size:13px;color:#777;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.read-more{display:inline-flex;align-items:center;gap:4px;font-size:13px;font-weight:600;margin-top:10px}

/* ===== CTA ===== */
.cta-section{background:linear-gradient(135deg,var(--primary),#005088);color:#fff;text-align:center;padding:60px 0}
.cta-section h2{font-size:28px;margin-bottom:10px}
.cta-section p{font-size:14px;opacity:.7;margin-bottom:24px}
.cta-btn{display:inline-flex;align-items:center;gap:6px;padding:14px 44px;background:#fff;color:var(--primary);border-radius:var(--radius);text-decoration:none;font-weight:700;font-size:16px;transition:transform .2s}
.cta-btn:hover{transform:translateY(-2px);color:var(--primary)}

/* ===== Footer ===== */
.footer{background:var(--primary-dark);color:rgba(255,255,255,.5);padding:40px 0 20px;font-size:13px}
.footer .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}
.footer a{color:rgba(255,255,255,.5);text-decoration:none}
.footer a:hover{color:#fff}
.footer-phone{font-size:20px;font-weight:700;color:var(--accent)}
.footer-bottom{margin-top:20px;padding-top:16px;border-top:1px solid rgba(255,255,255,.06);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* ===== Responsive ===== */
@media(max-width:900px){
  .hero .container{grid-template-columns:1fr;gap:30px}
  .benefits{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr}
  .process{grid-template-columns:1fr 1fr}
  .apple-content{grid-template-columns:1fr}
  .team,.materials,.contact-grid,.news-grid{grid-template-columns:1fr}
  .nav{display:none}
  .phone-hdr{display:none}
  .menu-toggle{display:block}
  .nav.open{display:flex;flex-direction:column;position:absolute;top:64px;left:0;right:0;background:#fff;padding:16px 24px;border-bottom:2px solid var(--primary);gap:12px;z-index:99;box-shadow:0 4px 12px rgba(0,0,0,.1)}
  .form-row{flex-direction:column}
}
@media(max-width:600px){
  .benefits,.stats,.process{grid-template-columns:1fr}
  .hero-left h1{font-size:26px}
  .pricing-card .price{font-size:38px}
  .page-banner h1{font-size:24px}
}