/* ===== Reset & Base ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;background:#f8f6f2;color:#4a4543;line-height:1.6}
a{color:#3b6fe0;text-decoration:none;transition:color .2s}
a:hover{color:#1e4fa3}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
/* ===== Header ===== */
.site-header{background:#fff;position:sticky;top:0;z-index:100;box-shadow:0 2px 8px rgba(59,111,224,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0;flex-wrap:wrap}
.logo{font-size:22px;font-weight:800;color:#1e293b;letter-spacing:1px}
.logo span{color:#3b6fe0}
.logo small{font-size:12px;font-weight:400;color:#94a3b8;display:block;letter-spacing:2px}
.nav{display:flex;gap:2px}
.nav a{padding:8px 18px;border-radius:6px;font-size:14px;font-weight:500;color:#64748b;transition:all .2s}
.nav a:hover{background:#f0f4ff;color:#3b6fe0}
.nav a.active{background:#3b6fe0;color:#fff}
/* ===== Hero ===== */
.hero{background:linear-gradient(135deg,#3b6fe0,#2563eb,#1d4ed8);padding:64px 0 54px;text-align:center;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M20 0v40M0 20h40'/%3E%3C/g%3E%3C/svg%3E");pointer-events:none}
.hero h1{font-size:34px;font-weight:800;color:#fff;margin-bottom:12px;position:relative}
.hero p{font-size:16px;color:rgba(255,255,255,.88);max-width:660px;margin:0 auto 26px;position:relative;line-height:1.7}
.hero .btn{display:inline-block;padding:12px 36px;background:#fff;color:#3b6fe0;font-size:16px;font-weight:700;border-radius:8px;position:relative;transition:all .25s;box-shadow:0 4px 14px rgba(0,0,0,.12)}
.hero .btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,0,0,.18);color:#1e4fa3}
/* ===== Stats ===== */
.stats{background:#fff;padding:32px 0;border-bottom:1px solid #eef2f6}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat-item h3{font-size:28px;font-weight:800;color:#3b6fe0;margin-bottom:2px}
.stat-item p{font-size:14px;color:#94a3b8;font-weight:500}
/* ===== Section ===== */
.section{padding:50px 0}
.section-title{text-align:center;font-size:24px;font-weight:700;color:#1e293b;margin-bottom:32px}
/* ===== Server Cards ===== */
.server-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.server-card{background:#fff;border-radius:10px;padding:20px;position:relative;box-shadow:0 1px 4px rgba(0,0,0,.06);border:1px solid #eef2f6;transition:all .25s}
.server-card:hover{border-color:#3b6fe0;box-shadow:0 4px 16px rgba(59,111,224,.12);transform:translateY(-3px)}
.server-card .tag{display:inline-block;padding:2px 10px;border-radius:4px;font-size:12px;font-weight:600;margin-bottom:8px}
.tag-re{background:#e8f4fd;color:#0369a1}
.tag-hj{background:#e0f2fe;color:#0284c7}
.tag-cb{background:#fef9c3;color:#a16207}
.tag-nm{background:#dcfce7;color:#15803d}
.tag-zb{background:#fce7f3;color:#be185d}
.server-card h3{font-size:16px;color:#1e293b;margin-bottom:4px;font-weight:700}
.server-card .meta{font-size:12px;color:#94a3b8;margin-bottom:8px}
.server-card .stars{color:#f59e0b;font-size:14px;margin-bottom:8px}
.server-card .stars .half{color:#e2e8f0}
.server-card .desc{font-size:13px;color:#64748b;margin-bottom:12px;line-height:1.5}
.server-card .btn-sm{display:inline-block;padding:6px 18px;background:#3b6fe0;color:#fff;border-radius:6px;font-size:13px;font-weight:600;transition:background .2s}
.server-card .btn-sm:hover{background:#1e4fa3;color:#fff}
.server-card .status{position:absolute;top:12px;right:12px;font-size:11px;padding:2px 10px;border-radius:10px;font-weight:700}
.status-hot{background:#fee2e2;color:#dc2626}
.status-new{background:#dcfce7;color:#16a34a}
.status-wait{background:#fef3c7;color:#d97706}
/* ===== News ===== */
.section-alt{background:#fff}
.news-list{max-width:740px;margin:0 auto}
.news-item{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid #f0f0f5;align-items:flex-start}
.news-item:last-child{border-bottom:none}
.news-date{color:#94a3b8;font-size:13px;white-space:nowrap;min-width:78px;padding-top:1px}
.news-title{color:#475569;font-size:14px;font-weight:500}
.news-title:hover{color:#3b6fe0}
/* ===== Footer ===== */
.site-footer{background:#1e293b;padding:36px 0 18px}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-bottom:28px}
.footer-col h4{color:#cbd5e1;font-size:15px;margin-bottom:10px;font-weight:600}
.footer-col p,.footer-col a{font-size:13px;color:#64748b;line-height:2.2}
.footer-col a:hover{color:#60a5fa}
.footer-bottom{text-align:center;padding-top:18px;border-top:1px solid #334155;color:#475569;font-size:13px}
/* ===== Server Table ===== */
.filter-bar{display:flex;align-items:center;gap:14px;margin-bottom:22px;flex-wrap:wrap;background:#fff;padding:14px 18px;border-radius:8px;box-shadow:0 1px 3px rgba(0,0,0,.05)}
.filter-bar label{color:#475569;font-size:14px;font-weight:600}
.filter-bar select{padding:8px 14px;border-radius:6px;border:1px solid #e2e8f0;background:#fff;color:#475569;font-size:14px;cursor:pointer;outline:none}
.filter-bar select:focus{border-color:#3b6fe0;box-shadow:0 0 0 3px rgba(59,111,224,.12)}
.filter-bar .result-count{font-size:13px;color:#94a3b8;margin-left:auto}
.table-wrap{overflow-x:auto;background:#fff;border-radius:10px;box-shadow:0 1px 3px rgba(0,0,0,.05)}
table{width:100%;border-collapse:collapse;font-size:14px}
thead{background:#f0f4ff}
th{padding:12px 14px;text-align:left;color:#1e293b;font-weight:600;border-bottom:2px solid #e2e8f0;white-space:nowrap}
td{padding:10px 14px;border-bottom:1px solid #f0f0f5;color:#475569}
tbody tr:nth-child(even){background:#fafbff}
tbody tr:hover{background:#f0f4ff}
.tag{display:inline-block;padding:2px 10px;border-radius:4px;font-size:12px;font-weight:600}
.stars-cell{color:#f59e0b;white-space:nowrap}
.stars-cell .half{color:#e2e8f0}
.status-cell{font-size:12px;font-weight:700}
.status-cell.hot{color:#dc2626}
.status-cell.new{color:#16a34a}
.status-cell.wait{color:#d97706}
/* ===== Pagination ===== */
.pagination{display:flex;justify-content:center;align-items:center;gap:6px;margin-top:22px;flex-wrap:wrap}
.pagination a{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:34px;padding:0 10px;border-radius:6px;border:1px solid #e2e8f0;background:#fff;color:#475569;font-size:14px;transition:all .2s;font-weight:500}
.pagination a:hover,.pagination a.active{background:#3b6fe0;border-color:#3b6fe0;color:#fff}
/* ===== Download ===== */
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.dl-card{background:#fff;border-radius:10px;padding:26px 20px;text-align:center;box-shadow:0 1px 3px rgba(0,0,0,.05);border:1px solid #eef2f6;transition:all .25s}
.dl-card:hover{border-color:#3b6fe0;box-shadow:0 4px 16px rgba(59,111,224,.1);transform:translateY(-3px)}
.dl-card .icon{font-size:38px;margin-bottom:10px}
.dl-card h3{font-size:16px;color:#1e293b;margin-bottom:8px;font-weight:700}
.dl-card p{font-size:13px;color:#64748b;margin-bottom:16px;line-height:1.5}
.dl-card .dl-btn{display:inline-block;padding:9px 28px;background:#3b6fe0;color:#fff;border-radius:6px;font-size:14px;font-weight:600;transition:background .2s}
.dl-card .dl-btn:hover{background:#1e4fa3;color:#fff}
.dl-card .info{font-size:12px;color:#94a3b8;margin-top:10px}
/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:32px}
.step{text-align:center;position:relative}
.step:not(:last-child)::after{content:"\2192";position:absolute;right:-18px;top:28px;font-size:22px;color:#3b6fe0;font-weight:300}
.step-num{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:#3b6fe0;color:#fff;font-size:18px;font-weight:800;margin:0 auto 12px}
.step h3{font-size:15px;color:#1e293b;margin-bottom:6px;font-weight:700}
.step p{font-size:13px;color:#64748b;line-height:1.6}
/* ===== FAQ ===== */
.faq{margin-bottom:44px;max-width:780px;margin-left:auto;margin-right:auto}
.faq-item{border:1px solid #e2e8f0;border-radius:8px;margin-bottom:10px;overflow:hidden;background:#fff;transition:border-color .2s}
.faq-item.active{border-color:#3b6fe0;box-shadow:0 0 0 1px #3b6fe0}
.faq-q{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;cursor:pointer;background:#fff;transition:background .15s}
.faq-q:hover{background:#f8faff}
.faq-q h3{font-size:14px;color:#1e293b;font-weight:600}
.faq-q .arrow{color:#3b6fe0;font-size:11px;transition:transform .3s}
.faq-item.active .faq-q .arrow{transform:rotate(180deg)}
.faq-a{display:none;padding:0 18px 14px;background:#fff;font-size:14px;color:#64748b;line-height:1.8}
.faq-item.active .faq-a{display:block}
/* ===== Guide Cards ===== */
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.info-card{background:#fff;border-radius:10px;padding:22px 18px;cursor:pointer;box-shadow:0 1px 3px rgba(0,0,0,.05);border:1px solid #eef2f6;transition:all .25s;text-align:center}
.info-card:hover{border-color:#3b6fe0;box-shadow:0 4px 16px rgba(59,111,224,.1);transform:translateY(-3px)}
.info-card .card-icon{font-size:34px;margin-bottom:10px}
.info-card h3{font-size:15px;color:#1e293b;margin-bottom:6px;font-weight:700}
.info-card p{font-size:13px;color:#64748b;line-height:1.5}
.info-card .click-hint{font-size:12px;color:#3b6fe0;font-weight:600;margin-top:8px}
/* ===== Modal ===== */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:1000;justify-content:center;align-items:center;padding:20px}
.modal-overlay.active{display:flex}
.modal-box{background:#fff;border-radius:12px;max-width:560px;width:100%;max-height:80vh;overflow-y:auto;padding:28px;position:relative;box-shadow:0 20px 60px rgba(0,0,0,.15)}
.modal-box .close-btn{position:absolute;top:12px;right:14px;background:none;border:none;color:#94a3b8;font-size:26px;cursor:pointer;line-height:1;transition:color .2s}
.modal-box .close-btn:hover{color:#3b6fe0}
.modal-box h2{color:#1e293b;font-size:18px;margin-bottom:14px;font-weight:700}
.modal-box p{color:#475569;font-size:14px;line-height:1.8;margin-bottom:10px}
.modal-box ul{color:#475569;font-size:14px;line-height:1.8;padding-left:20px;margin-bottom:10px}
.modal-box h3{color:#1e293b;font-size:15px;margin-bottom:6px;font-weight:600}
.modal-box strong{color:#1e293b}
/* ===== Responsive ===== */
@media(max-width:900px){
  .server-grid,.dl-grid,.guide-grid,.footer-grid,.steps{grid-template-columns:repeat(2,1fr)}
  .steps .step:not(:last-child)::after{display:none}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:28px}
}
@media(max-width:600px){
  .header-inner{flex-direction:column;gap:10px}
  .server-grid,.dl-grid,.guide-grid,.footer-grid,.steps,.stats-grid{grid-template-columns:1fr}
  .hero h1{font-size:21px}
  .hero p{font-size:14px}
  .hero{padding:46px 0 36px}
  .news-item{flex-direction:column;gap:4px}
  .news-date{min-width:auto}
  .filter-bar{flex-direction:column;align-items:stretch}
  .filter-bar .result-count{margin-left:0}
  table{font-size:12px}
  th,td{padding:8px 6px}
  .section{padding:34px 0}
  .modal-box{padding:20px}
}