* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; color: #1a1a2e; line-height: 1.8; background: #f5f7fa; }
a { color: #f0b90b; text-decoration: none; transition: color .2s; }
a:hover { color: #f8d34a; }
img { max-width: 100%; display: block; }
.container { width: 1200px; max-width: 94%; margin: 0 auto; }

.header { background: linear-gradient(135deg, #1a1a2e 0%, #16213e 60%, #0f3460 100%); color: #fff; position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 12px rgba(0,0,0,.25); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.logo { font-size: 24px; font-weight: 700; color: #f0b90b; letter-spacing: 1px; }
.logo span { color: #fff; }
.nav { display: flex; gap: 6px; }
.nav a { color: #e8e8f0; padding: 8px 16px; border-radius: 6px; font-size: 15px; transition: all .2s; }
.nav a:hover, .nav a.active { background: rgba(240,185,11,.18); color: #f0b90b; }

.hero { background: radial-gradient(circle at 30% 20%, #0f3460 0%, #16213e 50%, #1a1a2e 100%); color: #fff; padding: 80px 0 70px; text-align: center; position: relative; overflow: hidden; }
.hero h1 { font-size: 44px; font-weight: 800; margin-bottom: 18px; line-height: 1.3; }
.hero h1 .hl { color: #f0b90b; }
.hero p { font-size: 19px; color: #c9d1e0; max-width: 760px; margin: 0 auto 30px; }
.hero-tags { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 34px; }
.hero-tags span { background: rgba(240,185,11,.12); border: 1px solid rgba(240,185,11,.4); color: #f0b90b; padding: 6px 18px; border-radius: 30px; font-size: 14px; }
.btn { display: inline-block; background: linear-gradient(90deg, #f0b90b, #f8d34a); color: #1a1a2e; padding: 14px 40px; border-radius: 30px; font-size: 17px; font-weight: 700; transition: transform .2s, box-shadow .2s; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(240,185,11,.4); color: #1a1a2e; }

.section { padding: 60px 0; }
.section-gray { background: #eef1f6; }
.section-title { text-align: center; margin-bottom: 44px; }
.section-title h2 { font-size: 34px; color: #1a1a2e; margin-bottom: 12px; }
.section-title h2 .em { color: #f0b90b; }
.section-title p { color: #5a6072; font-size: 16px; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.card { background: #fff; border-radius: 12px; padding: 32px 26px; box-shadow: 0 4px 18px rgba(0,0,0,.06); transition: transform .25s, box-shadow .25s; border-top: 4px solid transparent; }
.card:hover { transform: translateY(-6px); box-shadow: 0 12px 30px rgba(0,0,0,.12); border-top-color: #f0b90b; }
.card .ico { font-size: 40px; margin-bottom: 16px; }
.card h3 { font-size: 20px; margin-bottom: 12px; color: #1a1a2e; }
.card p { color: #5a6072; font-size: 15px; margin-bottom: 14px; }
.card .more { font-size: 14px; font-weight: 600; }

.stats-row { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 20px; background: linear-gradient(135deg, #1a1a2e, #0f3460); color: #fff; border-radius: 14px; padding: 44px 30px; }
.stat-item { text-align: center; flex: 1; min-width: 140px; }
.stat-item .num { font-size: 38px; font-weight: 800; color: #f0b90b; }
.stat-item .label { font-size: 14px; color: #c9d1e0; margin-top: 6px; }

.news-item { background: #fff; border-radius: 10px; padding: 26px 28px; margin-bottom: 18px; box-shadow: 0 3px 12px rgba(0,0,0,.05); transition: box-shadow .2s, transform .2s; }
.news-item:hover { box-shadow: 0 8px 22px rgba(0,0,0,.1); transform: translateY(-3px); }
.news-item h3 { font-size: 20px; margin-bottom: 10px; }
.news-item h3 a { color: #1a1a2e; }
.news-item h3 a:hover { color: #f0b90b; }
.news-item .meta { color: #9aa0b0; font-size: 13px; margin-bottom: 12px; }
.news-item .meta .tag { background: rgba(240,185,11,.14); color: #b8860b; padding: 2px 10px; border-radius: 4px; margin-right: 10px; }
.news-item p { color: #5a6072; font-size: 15px; }

.feature-box { display: flex; gap: 40px; align-items: center; background: #fff; border-radius: 14px; padding: 36px; box-shadow: 0 4px 18px rgba(0,0,0,.06); margin-bottom: 24px; }
.feature-box.reverse { flex-direction: row-reverse; }
.feature-box .icon { font-size: 56px; flex-shrink: 0; width: 110px; height: 110px; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #fff7e0, #fde9b0); border-radius: 50%; }
.feature-box .text h3 { font-size: 22px; margin-bottom: 10px; }
.feature-box .text p { color: #5a6072; font-size: 15px; }

.step-list { counter-reset: step; }
.step-item { display: flex; gap: 22px; margin-bottom: 26px; align-items: flex-start; }
.step-item .step-num { counter-increment: step; flex-shrink: 0; width: 54px; height: 54px; background: linear-gradient(135deg, #f0b90b, #f8d34a); color: #1a1a2e; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 22px; font-weight: 800; }
.step-item .step-num::after { content: counter(step); }
.step-item .step-body h3 { font-size: 19px; margin-bottom: 6px; }
.step-item .step-body p { color: #5a6072; font-size: 15px; }

.faq-item { background: #fff; border-radius: 10px; padding: 24px 28px; margin-bottom: 14px; box-shadow: 0 3px 10px rgba(0,0,0,.05); }
.faq-item h3 { font-size: 17px; margin-bottom: 10px; color: #1a1a2e; }
.faq-item h3 .q { color: #f0b90b; margin-right: 8px; }
.faq-item p { color: #5a6072; font-size: 15px; }

.contact-info { background: #fff; border-radius: 14px; padding: 40px; box-shadow: 0 4px 18px rgba(0,0,0,.06); }
.contact-info ul { list-style: none; }
.contact-info li { display: flex; gap: 14px; align-items: flex-start; padding: 14px 0; border-bottom: 1px solid #eef0f5; font-size: 15px; }
.contact-info li:last-child { border-bottom: none; }
.contact-info li .li-ico { font-size: 24px; flex-shrink: 0; }
.contact-info li .li-label { color: #9aa0b0; width: 110px; flex-shrink: 0; }
.contact-info li .li-val { color: #1a1a2e; font-weight: 500; }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 600; color: #1a1a2e; }
.form-group input, .form-group textarea { width: 100%; padding: 12px 16px; border: 1px solid #d8dce5; border-radius: 8px; font-size: 15px; font-family: inherit; }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: #f0b90b; }

.partner-row { display: flex; flex-wrap: wrap; gap: 18px; justify-content: center; }
.partner-row span { background: #fff; padding: 14px 28px; border-radius: 8px; box-shadow: 0 3px 10px rgba(0,0,0,.06); font-size: 15px; color: #5a6072; }

.footer { background: #0d1117; color: #aab1bf; padding: 50px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 36px; margin-bottom: 34px; }
.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 16px; }
.footer-col p { font-size: 14px; line-height: 1.9; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: #aab1bf; font-size: 14px; }
.footer-col a:hover { color: #f0b90b; }
.footer-brand { font-size: 22px; font-weight: 700; color: #f0b90b; margin-bottom: 14px; }
.footer-bottom { border-top: 1px solid #1f2733; padding-top: 20px; text-align: center; font-size: 13px; }
.footer-bottom a { color: #aab1bf; margin: 0 8px; }

.breadcrumb { padding: 18px 0; color: #5a6072; font-size: 14px; }
.breadcrumb a { color: #5a6072; }
.breadcrumb a:hover { color: #f0b90b; }
.breadcrumb span { margin: 0 8px; }

.page-hero { background: linear-gradient(135deg, #1a1a2e 0%, #0f3460 100%); color: #fff; padding: 50px 0; text-align: center; }
.page-hero h1 { font-size: 36px; margin-bottom: 12px; }
.page-hero h1 .em { color: #f0b90b; }
.page-hero p { color: #c9d1e0; font-size: 16px; max-width: 700px; margin: 0 auto; }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-cloud a { background: #fff; color: #5a6072; padding: 6px 16px; border-radius: 20px; font-size: 13px; box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.tag-cloud a:hover { background: #f0b90b; color: #1a1a2e; }

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 30px; }
  .feature-box, .feature-box.reverse { flex-direction: column; }
  .header-inner { flex-direction: column; height: auto; padding: 12px 0; }
  .nav { flex-wrap: wrap; justify-content: center; }
}