/* ============================================================
   pe002 · 绿茵足球体育企业模板 · 自实现响应式样式（无外部依赖）
   配色：草坪深绿 emerald + 球星金 gold + 净白
   ============================================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --pitch: #0a1a33;
  --pitch-2: #0f2647;
  --grass: #14355f;
  --green: #2e7bea;
  --green-2: #4aa3ff;
  --gold: #e6b422;
  --gold-2: #ffd76b;
  --ink: #131c2b;
  --muted: #5b6472;
  --line: #e3e9f2;
  --paper: #ffffff;
  --mist: #f1f5fb;
  --radius: 16px;
  --shadow: 0 14px 40px rgba(10, 26, 51, .12);
  --shadow-sm: 0 6px 20px rgba(10, 26, 51, .08);
}
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; border: 0; }
a { color: inherit; text-decoration: none; transition: color .25s, opacity .25s, transform .25s, box-shadow .25s, background .25s; }
ul { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-weight: 800; line-height: 1.25; color: var(--ink); }

/* ---------- 容器 / 栅格 ---------- */
.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.pe-row { display: flex; flex-wrap: wrap; margin-left: -16px; margin-right: -16px; }
.pe-row > [class*="pe-col"] { padding-left: 16px; padding-right: 16px; }
.pe-col-12 { width: 100%; }
.pe-col-6  { width: 50%; }
.pe-col-4  { width: 33.3333%; }
.pe-col-3  { width: 25%; }
.pe-col-8  { width: 66.6667%; }
.pe-col-9  { width: 75%; }
.pe-row.gy { margin-bottom: -24px; }
.pe-row.gy > [class*="pe-col"] { margin-bottom: 24px; }

/* ---------- 通用区块 ---------- */
.section { padding: 62px 0; }
.section.tight { padding: 44px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 40px; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--green); margin-bottom: 12px; }
.section-head h2 { font-size: 30px; margin-bottom: 14px; }
.section-head p { color: var(--muted); font-size: 16px; }
.bg-mist { background: var(--mist); }
.bg-pitch { background: linear-gradient(160deg, var(--pitch), var(--grass)); color: #eaf1fb; }
.bg-pitch h2, .bg-pitch h3, .bg-pitch h4 { color: #fff; }
.bg-dark { background: #081120; color: #e7eefb; }

/* ---------- 按钮 ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 700; border-radius: 999px; padding: 13px 30px; font-size: 15px; cursor: pointer; border: 2px solid transparent; line-height: 1; }
.btn-gold { background: linear-gradient(135deg, var(--gold), var(--gold-2)); color: #241a00; box-shadow: 0 10px 26px rgba(230, 180, 34, .35); }
.btn-gold:hover { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(230, 180, 34, .45); }
.btn-green { background: linear-gradient(135deg, var(--green), var(--green-2)); color: #fff; box-shadow: 0 10px 26px rgba(46, 123, 234, .32); }
.btn-green:hover { transform: translateY(-3px); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .55); }
.btn-ghost:hover { background: rgba(255, 255, 255, .12); border-color: #fff; }
.btn-outline { background: #fff; color: var(--green); border-color: var(--green); }
.btn-outline:hover { background: var(--green); color: #fff; }
.btn-sm { padding: 8px 18px; font-size: 13px; }

/* ============================================================
   头部导航
   ============================================================ */
.site-header { position: sticky; top: 0; z-index: 1000; background: rgba(10, 26, 51, .92); backdrop-filter: blur(10px); box-shadow: 0 2px 18px rgba(0, 0, 0, .28); }
.nav-bar { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 11px; }
.brand-mark { width: 44px; height: 44px; border-radius: 12px; background: linear-gradient(135deg, var(--green), var(--gold)); display: flex; align-items: center; justify-content: center; font-size: 24px; box-shadow: 0 6px 16px rgba(46, 123, 234, .4); flex: 0 0 auto; }
.brand-text { font-size: 21px; font-weight: 900; color: #fff; letter-spacing: .5px; }
.main-nav ul { display: flex; align-items: center; gap: 6px; }
.main-nav li { position: relative; }
.main-nav a { display: block; color: rgba(255, 255, 255, .82); font-weight: 600; font-size: 15px; padding: 10px 15px; border-radius: 10px; }
.main-nav a:hover, .main-nav li.active a { color: #fff; background: rgba(255, 255, 255, .1); }
.main-nav li.active > a { color: var(--gold-2); }
.main-nav .dropdown { position: absolute; top: 100%; left: 0; min-width: 170px; background: #0d2242; border-radius: 12px; padding: 8px; box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translateY(10px); transition: .25s; }
.main-nav li:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.main-nav .dropdown a { color: rgba(255, 255, 255, .8); padding: 8px 12px; }
.header-cta { display: flex; align-items: center; gap: 14px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 26px; height: 3px; background: #fff; border-radius: 2px; transition: .3s; }

/* ============================================================
   Hero
   ============================================================ */
.pe-hero { position: relative; background: linear-gradient(150deg, #060b1a 0%, var(--pitch) 45%, var(--grass) 100%); color: #fff; overflow: hidden; }
.pe-hero .hero-grid { display: flex; align-items: center; gap: 44px; padding: 72px 0; }
.hero-copy { flex: 1 1 52%; }
.hero-chip { display: inline-flex; align-items: center; gap: 8px; background: rgba(230, 180, 34, .16); color: var(--gold-2); font-weight: 700; font-size: 13px; padding: 7px 16px; border-radius: 999px; margin-bottom: 22px; border: 1px solid rgba(230, 180, 34, .3); }
.hero-chip i { width: 8px; height: 8px; border-radius: 50%; background: var(--gold-2); box-shadow: 0 0 0 0 rgba(255, 215, 107, .6); animation: pulse 1.8s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(255, 215, 107, .55); } 70% { box-shadow: 0 0 0 10px rgba(255, 215, 107, 0); } 100% { box-shadow: 0 0 0 0 rgba(255, 215, 107, 0); } }
.hero-copy h1 { font-size: 44px; line-height: 1.18; color: #fff; margin-bottom: 20px; }
.hero-copy h1 em { font-style: normal; color: var(--gold-2); }
.hero-copy h1 strong { color: var(--green-2); }
.hero-lead { font-size: 17px; color: rgba(234, 241, 251, .82); margin-bottom: 12px; max-width: 560px; }
.hero-sub { font-size: 15px; color: rgba(234, 241, 251, .6); margin-bottom: 26px; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 28px; margin-top: 34px; }
.hstat b { display: block; font-size: 26px; color: var(--gold-2); font-weight: 900; }
.hstat span { font-size: 13px; color: rgba(234, 241, 251, .7); }
.hero-media { flex: 1 1 44%; position: relative; }
.hero-frame { position: relative; border-radius: 22px; overflow: hidden; box-shadow: 0 30px 60px rgba(0, 0, 0, .4); border: 1px solid rgba(255, 255, 255, .12); }
.hero-frame img { width: 100%; height: auto; display: block; }
.hero-float { position: absolute; top: 16px; left: 16px; z-index: 3; background: rgba(0, 0, 0, .5); color: #fff; font-size: 13px; font-weight: 700; padding: 7px 14px; border-radius: 999px; backdrop-filter: blur(4px); }
.hero-badge { position: absolute; right: 16px; bottom: 16px; z-index: 3; display: flex; align-items: center; gap: 10px; background: rgba(10, 26, 51, .82); border: 1px solid rgba(255, 255, 255, .16); padding: 10px 15px; border-radius: 14px; }
.hero-badge .hb-ico { font-size: 22px; }
.hero-badge b { display: block; font-size: 14px; color: #fff; }
.hero-badge span span { font-size: 12px; color: rgba(234, 241, 251, .65); }
.wave-bottom { line-height: 0; }
.wave-bottom svg { display: block; width: 100%; height: 60px; }

/* ============================================================
   热门赛事 / 数据条（Hero 下方的深夜蓝窄带）
   ============================================================ */
.league-band { background: linear-gradient(120deg, #050d1c, #0f2647); border-top: 1px solid rgba(255, 215, 107, .18); border-bottom: 1px solid rgba(255, 255, 255, .06); }
.league-inner { display: flex; align-items: center; flex-wrap: wrap; gap: 14px 20px; padding: 16px 0; }
.league-label { color: var(--gold-2); font-weight: 800; font-size: 15px; flex: 0 0 auto; letter-spacing: .5px; }
.league-list { display: flex; flex-wrap: wrap; gap: 9px; flex: 1 1 auto; }
.league-chip { font-size: 13px; font-weight: 600; color: rgba(234, 241, 251, .85); background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .12); padding: 6px 14px; border-radius: 999px; transition: .25s; }
.league-chip:hover { background: var(--gold); color: #241a00; border-color: var(--gold); }
.league-metrics { display: flex; flex-wrap: wrap; gap: 18px; flex: 0 0 auto; }
.league-metrics span { font-size: 13px; color: rgba(234, 241, 251, .6); }
.league-metrics b { display: inline-block; color: var(--gold-2); font-size: 17px; font-weight: 900; margin-right: 4px; }
@media (max-width: 767px) { .league-inner { gap: 10px 14px; } .league-metrics { width: 100%; gap: 14px; } }

/* ============================================================
   关于我们（左图右内容）
   ============================================================ */
.about-grid { display: flex; align-items: center; gap: 46px; }
.about-media { flex: 1 1 46%; position: relative; }
.about-media img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; }
.about-exp { position: absolute; bottom: 22px; left: 22px; background: linear-gradient(135deg, var(--green), var(--green-2)); color: #fff; padding: 16px 22px; border-radius: 14px; box-shadow: var(--shadow); }
.about-exp b { display: block; font-size: 26px; font-weight: 900; }
.about-exp span { font-size: 13px; }
.about-text { flex: 1 1 54%; }
.about-text h2 { font-size: 30px; margin-bottom: 16px; }
.about-text .lead { color: var(--muted); margin-bottom: 24px; }
.about-item { display: flex; gap: 16px; margin-bottom: 20px; }
.about-item .icon-wrap { flex: 0 0 52px; width: 52px; height: 52px; border-radius: 14px; background: var(--mist); color: var(--green); display: flex; align-items: center; justify-content: center; font-size: 24px; }
.about-item h5 { font-size: 17px; margin-bottom: 4px; }
.about-item p { color: var(--muted); font-size: 15px; }

/* ============================================================
   安全防御（深绿 3 卡）
   ============================================================ */
.sec-grid { display: flex; flex-wrap: wrap; gap: 0; }
.sec-card { background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .12); border-radius: var(--radius); padding: 28px; flex: 1 1 30%; margin: 8px; transition: .3s; }
.sec-card:hover { background: rgba(255, 255, 255, .1); transform: translateY(-4px); }
.sec-card .sec-ico { font-size: 34px; margin-bottom: 14px; }
.sec-card h4 { font-size: 19px; margin-bottom: 8px; color: #fff; }
.sec-card p { font-size: 14px; color: rgba(234, 241, 251, .72); margin-bottom: 14px; }
.sec-badges { display: flex; flex-wrap: wrap; gap: 8px; }
.sec-badge { font-size: 12px; font-weight: 700; padding: 5px 12px; border-radius: 999px; background: rgba(74, 163, 255, .2); color: var(--green-2); }

/* ============================================================
   全方位服务（6 图卡）
   ============================================================ */
.svc-card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); height: 100%; display: flex; flex-direction: column; transition: .3s; border: 1px solid var(--line); }
.svc-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.svc-card img { width: 100%; height: 190px; object-fit: cover; }
.svc-body { padding: 20px 22px 24px; }
.svc-tag { display: inline-block; font-size: 12px; font-weight: 700; color: var(--green); background: rgba(46, 123, 234, .1); padding: 4px 10px; border-radius: 6px; margin-bottom: 10px; }
.svc-body h3 { font-size: 18px; margin-bottom: 8px; }
.svc-body p { font-size: 14px; color: var(--muted); }

/* ============================================================
   用户口碑（横向滚动）
   ============================================================ */
.review-scroll { display: flex; gap: 20px; overflow-x: auto; padding: 6px 4px 20px; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; }
.review-scroll::-webkit-scrollbar { height: 8px; }
.review-scroll::-webkit-scrollbar-thumb { background: var(--green); border-radius: 8px; }
.review-card { flex: 0 0 300px; scroll-snap-align: start; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 24px; border: 1px solid var(--line); }
.review-card .stars { color: var(--gold); font-size: 15px; margin-bottom: 12px; letter-spacing: 2px; }
.review-card p { font-size: 14px; color: var(--muted); margin-bottom: 18px; min-height: 66px; }
.review-who { display: flex; align-items: center; gap: 12px; }
.review-who img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; }
.review-who b { font-size: 15px; }

/* ============================================================
   版本更新概览
   ============================================================ */
.ver-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; height: 100%; box-shadow: var(--shadow-sm); transition: .3s; }
.ver-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.ver-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 4px; }
.ver-head h3 { font-size: 20px; color: var(--green); }
.ver-head time { font-size: 12px; color: var(--muted); }
.ver-card ul { margin-top: 12px; }
.ver-card li { font-size: 14px; color: var(--muted); padding-left: 22px; position: relative; margin-bottom: 8px; }
.ver-card li::before { content: "✓"; position: absolute; left: 0; color: var(--gold); font-weight: 900; }

/* ============================================================
   App 推广（左文右图）
   ============================================================ */
.app-grid { display: flex; align-items: center; gap: 44px; }
.app-text { flex: 1 1 54%; }
.app-text h2 { font-size: 30px; margin-bottom: 10px; color: #fff; }
.app-text .sub { color: rgba(234, 241, 251, .72); margin-bottom: 26px; }
.app-feat { display: flex; gap: 16px; margin-bottom: 22px; align-items: flex-start; }
.app-feat .fi { flex: 0 0 46px; width: 46px; height: 46px; border-radius: 12px; background: rgba(230, 180, 34, .18); color: var(--gold-2); display: flex; align-items: center; justify-content: center; font-size: 22px; }
.app-feat h5 { font-size: 17px; color: #fff; margin-bottom: 3px; }
.app-feat p { font-size: 14px; color: rgba(234, 241, 251, .7); }
.app-buttons { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 8px; }
.app-media { flex: 1 1 46%; }
.app-media img { width: 100%; max-width: 340px; margin: 0 auto; border-radius: 22px; box-shadow: 0 30px 60px rgba(0, 0, 0, .4); border: 1px solid rgba(255, 255, 255, .14); }

/* ============================================================
   资讯动态（首页卡 + 通用文章卡）
   ============================================================ */
.news-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; height: 100%; display: flex; flex-direction: column; box-shadow: var(--shadow-sm); transition: .3s; }
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.news-thumb { display: block; width: 100%; }
.news-thumb img { width: 100%; height: 180px; object-fit: cover; display: block; }
.news-body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.news-body h3 { font-size: 17px; margin-bottom: 10px; line-height: 1.4; }
.news-body h3 a { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-body h3 a:hover { color: var(--green); }
.news-desc { font-size: 14px; color: var(--muted); margin-bottom: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
.news-foot { display: flex; align-items: center; justify-content: space-between; }
.news-foot time { font-size: 13px; color: #9aa3b2; }

/* 横向列表型文章项（栏目页 / 搜索 / 标签） */
.post-item { display: flex; gap: 20px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 16px; margin-bottom: 18px; transition: .3s; }
.post-item:hover { box-shadow: var(--shadow-sm); border-color: transparent; transform: translateX(4px); }
.post-item .pi-thumb { flex: 0 0 200px; border-radius: 10px; overflow: hidden; }
.post-item .pi-thumb img { width: 200px; height: 130px; object-fit: cover; }
.post-item .pi-body { flex: 1; display: flex; flex-direction: column; }
.post-item .pi-body h3 { font-size: 18px; margin-bottom: 8px; }
.post-item .pi-body h3 a:hover { color: var(--green); }
.post-item .pi-desc { font-size: 14px; color: var(--muted); flex: 1; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.post-item .pi-meta { font-size: 13px; color: #9aa3b2; margin-top: 8px; }

/* ============================================================
   内页横幅（栏目 / 详情头）
   ============================================================ */
.page-banner { position: relative; background-size: cover; background-position: center; padding: 66px 0; color: #fff; text-align: center; }
.page-banner::before { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(10, 26, 51, .88), rgba(20, 53, 95, .78)); }
.page-banner .container { position: relative; z-index: 2; }
.page-banner h1 { font-size: 34px; color: #fff; margin-bottom: 8px; }
.page-banner p { color: rgba(255, 255, 255, .82); }
.breadcrumb-nav { font-size: 14px; color: var(--muted); padding: 18px 0 4px; }
.breadcrumb-nav a:hover { color: var(--green); }
.breadcrumb-nav .separator { margin: 0 8px; color: #c3c9d2; }

/* 侧边栏小部件 */
.widget { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; margin-bottom: 24px; }
.widget-title { font-size: 18px; margin-bottom: 16px; padding-left: 12px; border-left: 4px solid var(--green); }
.rank-list li { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px dashed var(--line); }
.rank-list li:last-child { border-bottom: 0; }
.rank-list .no { flex: 0 0 22px; width: 22px; height: 22px; border-radius: 6px; background: var(--mist); color: var(--muted); font-size: 12px; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.rank-list li:nth-child(1) .no { background: var(--gold); color: #fff; }
.rank-list li:nth-child(2) .no { background: #b7c0cf; color: #fff; }
.rank-list li:nth-child(3) .no { background: #cf9a6a; color: #fff; }
.rank-list a { font-size: 14px; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.rank-list a:hover { color: var(--green); }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 9px; }
.tag-cloud a { font-size: 13px; padding: 6px 13px; background: var(--mist); border-radius: 999px; color: var(--muted); }
.tag-cloud a:hover { background: var(--green); color: #fff; }

/* 详情页 */
.article-wrap { max-width: 860px; }
.detail-title { font-size: 30px; line-height: 1.35; margin-bottom: 16px; }
.detail-meta { display: flex; flex-wrap: wrap; gap: 18px; font-size: 14px; color: var(--muted); padding-bottom: 18px; border-bottom: 1px solid var(--line); margin-bottom: 26px; }
.article-body { font-size: 16.5px; color: #232c3b; line-height: 1.95; }
.article-body p { margin-bottom: 18px; }
.article-body h2, .article-body h3 { margin: 26px 0 14px; color: var(--ink); }
.article-body img { border-radius: 12px; margin: 18px auto; box-shadow: var(--shadow-sm); }
.article-body ul { margin: 0 0 18px 22px; }
.article-body ul li { list-style: disc; margin-bottom: 8px; }
.article-body blockquote { border-left: 4px solid var(--green); background: var(--mist); padding: 14px 20px; margin: 18px 0; border-radius: 0 12px 12px 0; color: var(--muted); }
.article-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 26px 0; }
.article-tags a { font-size: 13px; padding: 6px 14px; background: rgba(46, 123, 234, .1); color: var(--green); border-radius: 999px; }
.updown { display: flex; justify-content: space-between; gap: 16px; margin: 26px 0; flex-wrap: wrap; }
.updown a { flex: 1 1 46%; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; font-size: 14px; color: var(--muted); }
.updown a:hover { border-color: var(--green); }
.updown b { display: block; color: var(--green); font-size: 12px; margin-bottom: 4px; }

/* 单页全宽 */
.page-single { max-width: 900px; margin: 0 auto; }
.page-single-head { text-align: center; margin-bottom: 30px; }
.page-single-head h1 { font-size: 32px; }
.page-single-line { display: inline-block; width: 64px; height: 4px; background: var(--gold); border-radius: 2px; margin-top: 12px; }

/* 图集 */
.img-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.img-list a { display: block; border-radius: 12px; overflow: hidden; box-shadow: var(--shadow-sm); position: relative; }
.img-list a img { width: 100%; height: 160px; object-fit: cover; transition: .4s; }
.img-list a:hover img { transform: scale(1.08); }
.img-list .cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 12px; background: linear-gradient(transparent, rgba(0, 0, 0, .78)); color: #fff; font-size: 14px; }
.page-img-wrap img { margin: 0 auto; border-radius: 14px; box-shadow: var(--shadow); max-width: 760px; }

/* 分页 */
.pagination { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 30px; }
.pagination a, .pagination span { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; padding: 0 12px; border-radius: 10px; border: 1px solid var(--line); background: #fff; color: var(--muted); font-size: 14px; }
.pagination a:hover { border-color: var(--green); color: var(--green); }
.pagination .active, .pagination .current { background: var(--green); color: #fff; border-color: var(--green); }

/* ============================================================
   页脚
   ============================================================ */
#site-footer { position: relative; background: #050d1c; color: rgba(234, 241, 251, .72); }
#site-footer .foot-bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: .16; }
#site-footer .container { position: relative; z-index: 2; padding-top: 44px; padding-bottom: 24px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 26px; padding-bottom: 22px; margin-bottom: 30px; border-bottom: 1px solid rgba(255, 255, 255, .1); }
.footer-links a { color: rgba(234, 241, 251, .8); font-size: 14px; }
.footer-links a:hover { color: var(--gold-2); }
.footer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-bottom: 30px; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-brand .brand-mark { width: 40px; height: 40px; font-size: 22px; }
.footer-brand b { color: #fff; font-size: 20px; }
.footer-col p { font-size: 14px; line-height: 1.8; }
.footer-col h6 { color: #fff; font-size: 16px; margin-bottom: 14px; }
.footer-col ul li { font-size: 14px; margin-bottom: 10px; }
.footer-col ul li a:hover { color: var(--gold-2); }
.footer-bottom { text-align: center; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .1); font-size: 13px; color: rgba(234, 241, 251, .5); }
.footer-bottom a { color: rgba(234, 241, 251, .65); }
.footer-icp { margin-left: 6px; }

/* 回到顶部 */
#backTop { position: fixed; right: 22px; bottom: 22px; z-index: 1200; width: 46px; height: 46px; border: 0; border-radius: 12px; background: linear-gradient(135deg, var(--green), var(--green-2)); color: #fff; font-size: 20px; cursor: pointer; display: none; align-items: center; justify-content: center; box-shadow: var(--shadow); }
#backTop:hover { transform: translateY(-3px); }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 991px) {
  .hero-copy h1 { font-size: 34px; }
  .pe-hero .hero-grid { flex-direction: column; gap: 32px; padding: 48px 0; }
  .hero-media { width: 100%; }
  .about-grid, .app-grid { flex-direction: column; }
  .about-media, .about-text, .app-text, .app-media { width: 100%; flex-basis: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .pe-col-4, .pe-col-3 { width: 50%; }
  .main-nav { position: fixed; top: 72px; left: 0; right: 0; background: var(--pitch); max-height: 0; overflow: hidden; transition: max-height .35s ease; }
  .main-nav.open { max-height: 70vh; overflow-y: auto; }
  .main-nav ul { flex-direction: column; align-items: stretch; padding: 14px 20px; gap: 2px; }
  .main-nav a { padding: 13px 12px; border-bottom: 1px solid rgba(255, 255, 255, .07); }
  .main-nav .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; background: transparent; padding-left: 14px; display: none; }
  .nav-toggle { display: flex; }
  .nav-toggle.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
}
@media (max-width: 767px) {
  .section { padding: 40px 0; }
  .section-head h2 { font-size: 24px; }
  .about-text h2, .app-text h2 { font-size: 24px; }
  .hero-copy h1 { font-size: 28px; }
  .hero-lead { font-size: 15px; }
  .hero-stats { gap: 18px; }
  .hstat b { font-size: 22px; }
  .pe-row > [class*="pe-col"] { width: 100% !important; }
  .sec-card { flex-basis: 100%; }
  .footer-grid { grid-template-columns: 1fr; }
  .img-list { grid-template-columns: repeat(2, 1fr); }
  .post-item { flex-direction: column; }
  .post-item .pi-thumb { flex-basis: auto; width: 100%; }
  .post-item .pi-thumb img { width: 100%; }
  .page-banner { padding: 44px 0; }
  .page-banner h1 { font-size: 26px; }
  .detail-title { font-size: 24px; }
  .review-card { flex-basis: 82%; }
  .btn { padding: 12px 24px; }
}
@media (max-width: 480px) {
  .img-list { grid-template-columns: 1fr; }
}

/* ============================================================
   pe002 · 架构对齐参考站补充组件（五大核心功能 / 关于双板块 / 安全清单）
   ============================================================ */
.pe-col-5 { width: 20%; }
.feature-card { position: relative; }
.svc-no { position: absolute; top: 12px; left: 12px; z-index: 2; width: 34px; height: 34px; border-radius: 10px; background: rgba(10, 26, 51, .74); color: var(--gold-2); font-weight: 900; font-size: 15px; display: flex; align-items: center; justify-content: center; backdrop-filter: blur(3px); }
.feature-card .svc-body h3 { font-size: 17px; }
.feature-card .svc-body p { font-size: 13.5px; }

.about-stack { display: flex; flex-direction: column; gap: 48px; }
.about-block { display: flex; align-items: center; gap: 46px; }
.about-block.reverse { flex-direction: row-reverse; }
.about-block h3 { font-size: 26px; margin-bottom: 14px; }

.sec-check { display: flex; flex-wrap: wrap; gap: 20px; justify-content: center; }
.sec-check-item { flex: 1 1 30%; min-width: 260px; display: flex; gap: 16px; align-items: flex-start; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .14); border-radius: 16px; padding: 24px; transition: .3s; }
.sec-check-item:hover { background: rgba(255, 255, 255, .1); transform: translateY(-4px); }
.sec-check-item .sec-ico { flex: 0 0 54px; width: 54px; height: 54px; margin: 0; border-radius: 14px; background: rgba(230, 180, 34, .18); display: flex; align-items: center; justify-content: center; font-size: 26px; }
.sec-check-item h4 { color: #fff; font-size: 18px; margin-bottom: 6px; }
.sec-check-item p { color: rgba(234, 241, 251, .72); font-size: 14px; }
.sec-tagline { text-align: center; margin-top: 30px; color: var(--gold-2); font-weight: 700; font-size: 16px; }

@media (max-width: 991px) {
  .pe-col-5 { width: 33.3333%; }
  .about-block, .about-block.reverse { flex-direction: column; }
  .about-block .about-media, .about-block .about-text { width: 100%; flex-basis: auto; }
}
@media (max-width: 767px) {
  .pe-col-5 { width: 100%; }
  .sec-check-item { flex-basis: 100%; }
  .about-block h3 { font-size: 22px; }
}