/* ============================================================
   武汉远辰·蔚县音创·北京云溯·企业汇聚·对外开放平台 主样式
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary:       #1a56db;
  --primary-dark:  #1345b5;
  --primary-light: #dbeafe;
  --secondary:     #0e9f6e;
  --accent:        #f05252;
  --warn:          #ff8c00;
  --purple:        #7c3aed;

  --text:          #111827;
  --text-sub:      #4b5563;
  --text-mute:     #9ca3af;
  --border:        #e5e7eb;
  --bg:            #f3f4f6;
  --bg-card:       #ffffff;
  --bg-dark:       #0a1628;
  --bg-dark2:      #0f2346;

  --shadow-sm:  0 1px 3px rgba(0,0,0,.08);
  --shadow:     0 4px 16px rgba(0,0,0,.10);
  --shadow-lg:  0 8px 32px rgba(0,0,0,.14);
  --radius:     10px;
  --radius-lg:  16px;
  --trans:      .25s ease;
}

html { scroll-behavior: smooth; }
body { font-family: 'PingFang SC','Microsoft YaHei',sans-serif; background: var(--bg); color: var(--text); line-height: 1.7; }
a { color: var(--primary); text-decoration: none; transition: color var(--trans); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; display: block; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }

/* ---- 顶部信息栏 ---- */
.top-bar { background: var(--bg-dark); color: rgba(255,255,255,.7); font-size: .8rem; padding: 6px 0; }
.top-bar .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px; }
.top-bar-left, .top-bar-right { display: flex; gap: 20px; align-items: center; }
.top-bar-right a { color: rgba(255,255,255,.7); transition: color var(--trans); }
.top-bar-right a:hover { color: #fff; }
.top-bar i { margin-right: 4px; }

/* ---- Header ---- */
.site-header { background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.09); position: sticky; top: 0; z-index: 100; }
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 70px; }
.header-brand { flex-shrink: 0; }
.logo-wrap { display: flex; align-items: center; gap: 12px; }
.logo-icon { width: 44px; height: 44px; background: linear-gradient(135deg,var(--primary) 0%,var(--purple) 100%); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.3rem; flex-shrink: 0; }
.logo-text h1 { font-size: 1rem; font-weight: 700; color: var(--text); white-space: nowrap; }
.logo-text p { font-size: .72rem; color: var(--text-sub); }

.main-nav ul { display: flex; list-style: none; gap: 4px; }
.main-nav a { display: flex; align-items: center; gap: 5px; padding: 6px 12px; border-radius: 7px; font-size: .9rem; color: var(--text-sub); font-weight: 500; transition: all var(--trans); white-space: nowrap; }
.main-nav a:hover, .main-nav a.active { background: var(--primary-light); color: var(--primary); }
.main-nav .nav-vpn { background: linear-gradient(135deg,#1a56db,#7c3aed); color: #fff !important; }
.main-nav .nav-vpn:hover { opacity: .9; }

.mobile-menu-btn { display: none; background: none; border: none; font-size: 1.4rem; cursor: pointer; color: var(--text); }
.mobile-menu { display: none; background: #fff; border-top: 1px solid var(--border); padding: 12px 20px; }
.mobile-menu ul { list-style: none; }
.mobile-menu li a { display: flex; align-items: center; gap: 8px; padding: 10px 0; border-bottom: 1px solid var(--border); color: var(--text-sub); }

/* ---- Hero Banner ---- */
.hero-banner { position: relative; }
.hero-slides { min-height: 420px; }
.hero-slide { min-height: 420px; display: flex; align-items: center; padding: 60px 0 80px; }
.hero-slide .container { max-width: 1280px; margin: 0 auto; padding: 0 20px; display: flex; align-items: center; justify-content: space-between; gap: 40px; width: 100%; }
.hero-content { max-width: 560px; }
.hero-badge { display: inline-block; background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.3); color: #fff; font-size: .8rem; padding: 4px 14px; border-radius: 20px; margin-bottom: 18px; backdrop-filter: blur(4px); }
.hero-content h2 { font-size: 2.4rem; font-weight: 800; color: #fff; line-height: 1.25; margin-bottom: 16px; }
.hero-content p { color: rgba(255,255,255,.8); font-size: 1.05rem; margin-bottom: 28px; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; border-radius: var(--radius); font-size: .95rem; font-weight: 600; cursor: pointer; transition: all var(--trans); border: 2px solid transparent; }
.btn-primary { background: #fff; color: var(--primary); }
.btn-primary:hover { background: var(--primary-light); }
.btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,.6); }
.btn-outline:hover { background: rgba(255,255,255,.1); }
.btn-vpn { background: linear-gradient(135deg,var(--primary),var(--purple)); color: #fff; border: none; width: 100%; justify-content: center; font-size: 1rem; padding: 14px; }
.btn-vpn:hover { opacity: .9; transform: translateY(-1px); }
.btn-danger { background: var(--accent); color: #fff; border: none; }
.btn-danger:hover { background: #c81e1e; }
.btn-success { background: var(--secondary); color: #fff; border: none; }
.btn-success:hover { background: #057a55; }

/* AI Globe Animation */
.hero-visual { flex-shrink: 0; }
.ai-globe { width: 200px; height: 200px; position: relative; display: flex; align-items: center; justify-content: center; }
.globe-ring { position: absolute; border: 2px solid rgba(255,255,255,.25); border-radius: 50%; animation: spin linear infinite; }
.r1 { width: 200px; height: 200px; animation-duration: 12s; }
.r2 { width: 150px; height: 150px; animation-duration: 8s; animation-direction: reverse; }
.r3 { width: 100px; height: 100px; animation-duration: 5s; }
.globe-core { width: 60px; height: 60px; background: rgba(255,255,255,.15); backdrop-filter: blur(8px); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.6rem; z-index: 1; }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

/* ---- 通知滚动栏 ---- */
.notice-bar { background: rgba(0,0,0,.35); backdrop-filter: blur(8px); display: flex; align-items: center; padding: 10px 20px; gap: 14px; overflow: hidden; }
.notice-label { color: #fbbf24; font-size: .85rem; font-weight: 600; white-space: nowrap; display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.notice-scroll { flex: 1; overflow: hidden; }
.notice-track { display: flex; gap: 60px; white-space: nowrap; animation: scrollLeft 30s linear infinite; }
.notice-item { color: rgba(255,255,255,.85); font-size: .85rem; }
@keyframes scrollLeft { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ---- 统计数字 ---- */
.stats-section { background: #fff; border-bottom: 1px solid var(--border); padding: 28px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.stat-item { display: flex; align-items: center; gap: 16px; padding: 16px 20px; border-radius: var(--radius); transition: background var(--trans); }
.stat-item:hover { background: var(--bg); }
.stat-icon { width: 50px; height: 50px; background: var(--primary-light); color: var(--primary); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; font-size: 1.3rem; flex-shrink: 0; }
.stat-num { font-size: 2rem; font-weight: 800; color: var(--primary); line-height: 1; }
.stat-label { font-size: .85rem; color: var(--text-sub); margin-top: 3px; }

/* ---- 主内容布局 ---- */
.main-content { padding: 36px 0 60px; }
.content-layout { display: grid; grid-template-columns: 1fr 340px; gap: 28px; }

/* ---- 模块区块 ---- */
.module-section { margin-bottom: 40px; }
.section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--border); }
.section-title { display: flex; align-items: center; gap: 10px; }
.section-title h2 { font-size: 1.2rem; font-weight: 700; color: var(--text); }
.section-icon { width: 36px; height: 36px; border-radius: 9px; display: flex; align-items: center; justify-content: center; font-size: 1rem; flex-shrink: 0; }
.section-icon.brain { background: #ede9fe; color: var(--purple); }
.section-icon.doc   { background: #d1fae5; color: var(--secondary); }
.section-icon.affair { background: #dbeafe; color: var(--primary); }
.section-icon.change { background: #fef3c7; color: var(--warn); }
.more-link { font-size: .85rem; color: var(--primary); display: flex; align-items: center; gap: 4px; white-space: nowrap; }
.more-link:hover { color: var(--primary-dark); }

/* ---- 卡片网格 ---- */
.card-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
.info-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; transition: all var(--trans); display: flex; flex-direction: column; gap: 10px; }
.info-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); border-color: var(--primary); }
.card-head { display: flex; align-items: center; justify-content: space-between; }
.card-badge { font-size: .75rem; background: var(--primary-light); color: var(--primary); padding: 3px 10px; border-radius: 20px; font-weight: 600; }
.card-head time { font-size: .78rem; color: var(--text-mute); }
.info-card h3 { font-size: .95rem; font-weight: 600; line-height: 1.4; }
.info-card h3 a { color: var(--text); }
.info-card h3 a:hover { color: var(--primary); }
.card-summary { font-size: .85rem; color: var(--text-sub); flex: 1; }
.card-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: .72rem; background: var(--bg); color: var(--text-sub); padding: 2px 8px; border-radius: 12px; }
.card-more { font-size: .82rem; color: var(--primary); display: flex; align-items: center; gap: 4px; margin-top: auto; font-weight: 500; }

/* ---- 文档列表 ---- */
.doc-list { display: flex; flex-direction: column; gap: 12px; }
.doc-item { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; display: flex; align-items: center; gap: 14px; transition: all var(--trans); }
.doc-item:hover { box-shadow: var(--shadow-sm); border-color: var(--secondary); transform: translateX(3px); }
.doc-icon { width: 42px; height: 42px; background: #d1fae5; color: var(--secondary); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.doc-body { flex: 1; min-width: 0; }
.doc-body h4 { font-size: .93rem; font-weight: 600; margin-bottom: 4px; }
.doc-body h4 a { color: var(--text); }
.doc-body h4 a:hover { color: var(--secondary); }
.doc-body p { font-size: .82rem; color: var(--text-sub); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.doc-meta { display: flex; gap: 14px; margin-top: 5px; font-size: .78rem; color: var(--text-mute); }
.doc-type { color: var(--secondary); font-weight: 500; }
.doc-arrow { width: 32px; height: 32px; border-radius: 50%; background: var(--bg); color: var(--text-sub); display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: all var(--trans); }
.doc-item:hover .doc-arrow { background: var(--secondary); color: #fff; }

/* ---- 新闻列表 ---- */
.news-list { display: flex; flex-direction: column; gap: 14px; }
.news-item { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; display: flex; gap: 16px; transition: all var(--trans); }
.news-item:hover { box-shadow: var(--shadow-sm); border-left: 3px solid var(--primary); }
.news-date { background: var(--primary); color: #fff; border-radius: var(--radius); padding: 10px 14px; text-align: center; flex-shrink: 0; min-width: 60px; }
.news-date .day { display: block; font-size: 1.5rem; font-weight: 800; line-height: 1; }
.news-date .month { display: block; font-size: .7rem; margin-top: 3px; opacity: .9; }
.news-body { flex: 1; min-width: 0; }
.news-type { font-size: .75rem; background: var(--primary-light); color: var(--primary); padding: 2px 8px; border-radius: 12px; display: inline-block; margin-bottom: 6px; font-weight: 600; }
.news-body h4 { font-size: .93rem; font-weight: 600; margin-bottom: 5px; }
.news-body h4 a { color: var(--text); }
.news-body h4 a:hover { color: var(--primary); }
.news-body p { font-size: .82rem; color: var(--text-sub); }

/* ---- 时间线 ---- */
.timeline-list { position: relative; padding-left: 20px; }
.timeline-list::before { content:''; position: absolute; left: 8px; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom,var(--primary),var(--warn)); }
.timeline-item { position: relative; margin-bottom: 20px; }
.timeline-dot { width: 16px; height: 16px; background: var(--warn); border: 3px solid #fff; border-radius: 50%; position: absolute; left: -20px; top: 18px; box-shadow: 0 0 0 3px rgba(255,140,0,.2); }
.timeline-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; transition: all var(--trans); margin-left: 6px; }
.timeline-card:hover { box-shadow: var(--shadow-sm); border-color: var(--warn); }
.timeline-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.timeline-head time { font-size: .78rem; color: var(--text-mute); }
.change-type { font-size: .75rem; padding: 2px 10px; border-radius: 12px; font-weight: 600; background: #fef3c7; color: var(--warn); }
.timeline-card h4 { font-size: .93rem; font-weight: 600; margin-bottom: 5px; }
.timeline-card h4 a { color: var(--text); }
.timeline-card h4 a:hover { color: var(--warn); }
.timeline-card p { font-size: .82rem; color: var(--text-sub); }
.timeline-more { font-size: .8rem; color: var(--warn); display: inline-flex; align-items: center; gap: 3px; margin-top: 8px; }

/* ---- 侧边栏 ---- */
.content-sidebar { display: flex; flex-direction: column; gap: 20px; }
.sidebar-widget { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; }
.widget-title { font-size: .95rem; font-weight: 700; color: var(--text); margin-bottom: 14px; display: flex; align-items: center; gap: 7px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.widget-title i { color: var(--primary); }

/* VPN Widget */
.vpn-widget { background: linear-gradient(135deg,#0a1628 0%,#1a3a6b 100%); border: none; }
.vpn-card { text-align: center; }
.vpn-icon { width: 60px; height: 60px; background: rgba(255,255,255,.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.6rem; color: #fff; margin: 0 auto 12px; }
.vpn-card h3 { color: #fff; font-size: 1.05rem; margin-bottom: 8px; }
.vpn-card p { color: rgba(255,255,255,.7); font-size: .85rem; margin-bottom: 16px; }
.vpn-features { display: flex; justify-content: center; gap: 12px; margin-top: 14px; }
.vpn-feat { font-size: .78rem; color: rgba(255,255,255,.6); display: flex; align-items: center; gap: 4px; }

/* 快速导航 */
.quick-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.qnav-item { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 14px 10px; border-radius: var(--radius); font-size: .82rem; color: #fff; font-weight: 600; transition: all var(--trans); }
.qnav-item:hover { transform: translateY(-2px); box-shadow: var(--shadow); color: #fff; }
.qnav-item i { font-size: 1.3rem; }
.brain-bg  { background: linear-gradient(135deg,#7c3aed,#5b21b6); }
.doc-bg    { background: linear-gradient(135deg,#059669,#047857); }
.affair-bg { background: linear-gradient(135deg,#1a56db,#1345b5); }
.change-bg { background: linear-gradient(135deg,#d97706,#b45309); }

/* 通知列表 */
.notice-list { list-style: none; }
.notice-list li { display: flex; align-items: center; gap: 8px; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: .84rem; }
.notice-list li:last-child { border: none; }
.notice-list a { color: var(--text-sub); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.notice-list a:hover { color: var(--primary); }
.notice-list small { color: var(--text-mute); white-space: nowrap; }
.notice-dot { width: 7px; height: 7px; background: var(--primary); border-radius: 50%; flex-shrink: 0; }

/* 合作企业 */
.partner-list { display: flex; flex-direction: column; gap: 12px; }
.partner-item { display: flex; align-items: center; gap: 12px; }
.partner-logo { width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: .78rem; font-weight: 800; color: #fff; flex-shrink: 0; }
.partner-logo.wh { background: linear-gradient(135deg,#1a56db,#7c3aed); }
.partner-logo.yc { background: linear-gradient(135deg,#059669,#047857); }
.partner-logo.bj { background: linear-gradient(135deg,#d97706,#dc2626); }
.partner-info strong { display: block; font-size: .88rem; color: var(--text); }
.partner-info small { font-size: .78rem; color: var(--text-mute); }

/* ---- 列表详情页通用样式 ---- */
.page-header { background: linear-gradient(135deg,var(--bg-dark) 0%,var(--bg-dark2) 100%); padding: 50px 0 40px; color: #fff; }
.page-header .breadcrumb { display: flex; gap: 6px; align-items: center; font-size: .82rem; color: rgba(255,255,255,.6); margin-bottom: 12px; }
.page-header .breadcrumb a { color: rgba(255,255,255,.6); }
.page-header .breadcrumb a:hover { color: #fff; }
.page-header h1 { font-size: 1.8rem; font-weight: 800; margin-bottom: 8px; }
.page-header p { color: rgba(255,255,255,.75); font-size: 1rem; }

.page-body { padding: 40px 0 60px; }
.list-filter { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 20px; margin-bottom: 24px; display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.filter-label { font-size: .85rem; color: var(--text-sub); font-weight: 600; }
.filter-btn { padding: 6px 16px; border: 1px solid var(--border); border-radius: 20px; font-size: .83rem; cursor: pointer; background: #fff; color: var(--text-sub); transition: all var(--trans); }
.filter-btn:hover, .filter-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

.detail-article { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px; }
.detail-article h1 { font-size: 1.5rem; font-weight: 800; margin-bottom: 16px; }
.detail-meta { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 24px; padding-bottom: 18px; border-bottom: 1px solid var(--border); font-size: .85rem; color: var(--text-sub); }
.detail-meta span { display: flex; align-items: center; gap: 5px; }
.detail-content { line-height: 1.85; color: var(--text); }
.detail-content h2, .detail-content h3 { margin: 24px 0 12px; font-weight: 700; }
.detail-content p { margin-bottom: 14px; }
.detail-content ul, .detail-content ol { margin: 12px 0 12px 20px; }
.detail-content li { margin-bottom: 6px; }
.detail-content table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.detail-content th, .detail-content td { border: 1px solid var(--border); padding: 8px 12px; font-size: .9rem; }
.detail-content th { background: var(--bg); font-weight: 700; }
.detail-content code { background: var(--bg); padding: 2px 6px; border-radius: 4px; font-size: .88rem; color: var(--accent); }
.detail-content pre { background: #1e293b; color: #e2e8f0; padding: 16px; border-radius: var(--radius); overflow-x: auto; margin: 16px 0; }
.detail-content strong { color: var(--text); }

.back-btn { display: inline-flex; align-items: center; gap: 6px; padding: 9px 20px; border-radius: var(--radius); background: var(--bg); color: var(--text-sub); font-size: .88rem; margin-bottom: 20px; transition: all var(--trans); }
.back-btn:hover { background: var(--primary-light); color: var(--primary); }

/* ---- VPN 页面 ---- */
.vpn-page { min-height: 100vh; background: linear-gradient(135deg,#0a1628 0%,#1a3a6b 50%,#0a1628 100%); display: flex; flex-direction: column; }
.vpn-login-wrap { flex: 1; display: flex; align-items: center; justify-content: center; padding: 40px 20px; }
.vpn-login-box { background: rgba(255,255,255,.05); backdrop-filter: blur(12px); border: 1px solid rgba(255,255,255,.12); border-radius: 20px; padding: 40px; width: 100%; max-width: 440px; }
.vpn-login-logo { text-align: center; margin-bottom: 28px; }
.vpn-login-logo .icon { width: 70px; height: 70px; background: linear-gradient(135deg,var(--primary),var(--purple)); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 2rem; color: #fff; margin: 0 auto 14px; box-shadow: 0 8px 24px rgba(26,86,219,.4); }
.vpn-login-logo h2 { color: #fff; font-size: 1.3rem; }
.vpn-login-logo p { color: rgba(255,255,255,.55); font-size: .85rem; margin-top: 4px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; color: rgba(255,255,255,.75); font-size: .88rem; margin-bottom: 6px; }
.form-control { width: 100%; padding: 12px 14px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15); border-radius: var(--radius); color: #fff; font-size: .95rem; transition: border var(--trans); outline: none; }
.form-control::placeholder { color: rgba(255,255,255,.35); }
.form-control:focus { border-color: var(--primary); background: rgba(255,255,255,.12); }
.form-control-dark { background: #fff; border: 1px solid var(--border); color: var(--text); }
.form-control-dark::placeholder { color: var(--text-mute); }
.form-control-dark:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,86,219,.1); }
.alert { padding: 10px 14px; border-radius: var(--radius); font-size: .88rem; margin-bottom: 14px; }
.alert-error { background: rgba(240,82,82,.15); border: 1px solid rgba(240,82,82,.3); color: #fca5a5; }
.alert-success { background: rgba(14,159,110,.15); border: 1px solid rgba(14,159,110,.3); color: #6ee7b7; }
.alert-info { background: var(--primary-light); border: 1px solid #bfdbfe; color: var(--primary-dark); }
.alert-warn { background: #fef3c7; border: 1px solid #fde68a; color: #92400e; }

/* ---- 管理后台 ---- */
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar { width: 240px; background: var(--bg-dark); flex-shrink: 0; display: flex; flex-direction: column; position: fixed; top: 0; left: 0; height: 100vh; z-index: 50; overflow-y: auto; }
.admin-logo { padding: 20px 18px; border-bottom: 1px solid rgba(255,255,255,.08); }
.admin-logo h2 { color: #fff; font-size: .95rem; font-weight: 700; }
.admin-logo p { color: rgba(255,255,255,.45); font-size: .75rem; margin-top: 3px; }
.admin-nav { padding: 12px 0; flex: 1; }
.admin-nav-group { padding: 6px 0; }
.admin-nav-group-label { padding: 4px 18px; font-size: .72rem; color: rgba(255,255,255,.35); text-transform: uppercase; letter-spacing: .06em; font-weight: 600; }
.admin-nav a { display: flex; align-items: center; gap: 9px; padding: 10px 18px; color: rgba(255,255,255,.65); font-size: .88rem; transition: all var(--trans); }
.admin-nav a:hover, .admin-nav a.active { background: rgba(255,255,255,.08); color: #fff; border-right: 3px solid var(--primary); }
.admin-nav a i { width: 18px; text-align: center; }
.admin-main { margin-left: 240px; flex: 1; display: flex; flex-direction: column; }
.admin-topbar { background: #fff; border-bottom: 1px solid var(--border); padding: 0 28px; height: 60px; display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 40; }
.admin-topbar h1 { font-size: 1.1rem; font-weight: 700; color: var(--text); }
.admin-topbar-right { display: flex; align-items: center; gap: 16px; }
.admin-user { display: flex; align-items: center; gap: 8px; font-size: .9rem; color: var(--text-sub); }
.admin-user .avatar { width: 34px; height: 34px; background: var(--primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; font-size: .85rem; font-weight: 700; }
.admin-content { padding: 28px; flex: 1; }
.admin-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; margin-bottom: 24px; }
.admin-card-title { font-size: 1rem; font-weight: 700; color: var(--text); margin-bottom: 18px; display: flex; align-items: center; gap: 8px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.dashboard-stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; margin-bottom: 24px; }
.dash-stat { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; display: flex; align-items: center; gap: 14px; }
.dash-stat-icon { width: 48px; height: 48px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; flex-shrink: 0; }
.ds-blue   { background: var(--primary-light); color: var(--primary); }
.ds-green  { background: #d1fae5; color: var(--secondary); }
.ds-purple { background: #ede9fe; color: var(--purple); }
.ds-warn   { background: #fef3c7; color: var(--warn); }
.dash-stat-num { font-size: 1.8rem; font-weight: 800; color: var(--text); line-height: 1; }
.dash-stat-label { font-size: .82rem; color: var(--text-sub); margin-top: 3px; }

/* 表格 */
.data-table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.data-table thead th { background: var(--bg); padding: 10px 14px; text-align: left; font-weight: 600; color: var(--text-sub); border-bottom: 2px solid var(--border); white-space: nowrap; }
.data-table tbody td { padding: 10px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.data-table tbody tr:hover { background: #fafafa; }
.data-table .badge { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: .75rem; font-weight: 600; }
.badge-on  { background: #d1fae5; color: #065f46; }
.badge-off { background: #fee2e2; color: #991b1b; }
.table-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.btn-sm { padding: 5px 12px; font-size: .8rem; border-radius: 6px; cursor: pointer; border: none; font-weight: 500; transition: all var(--trans); display: inline-flex; align-items: center; gap: 4px; }
.btn-sm.edit  { background: var(--primary-light); color: var(--primary); }
.btn-sm.edit:hover { background: var(--primary); color: #fff; }
.btn-sm.del   { background: #fee2e2; color: var(--accent); }
.btn-sm.del:hover  { background: var(--accent); color: #fff; }
.btn-sm.act   { background: #d1fae5; color: var(--secondary); }
.btn-sm.act:hover  { background: var(--secondary); color: #fff; }
.btn-sm.deact { background: #fef3c7; color: var(--warn); }
.btn-sm.deact:hover { background: var(--warn); color: #fff; }

/* 表单 */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-row.full { grid-template-columns: 1fr; }
.form-label { display: block; font-size: .88rem; font-weight: 600; color: var(--text-sub); margin-bottom: 6px; }
.form-select { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius); font-size: .9rem; color: var(--text); background: #fff; outline: none; transition: border var(--trans); }
.form-select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,86,219,.1); }
.form-textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius); font-size: .9rem; color: var(--text); resize: vertical; outline: none; transition: border var(--trans); min-height: 120px; }
.form-textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,86,219,.1); }
.admin-btn { padding: 10px 24px; border-radius: var(--radius); font-size: .92rem; font-weight: 600; cursor: pointer; border: none; transition: all var(--trans); display: inline-flex; align-items: center; gap: 7px; }
.admin-btn-primary { background: var(--primary); color: #fff; }
.admin-btn-primary:hover { background: var(--primary-dark); }
.admin-btn-secondary { background: var(--bg); color: var(--text-sub); }
.admin-btn-secondary:hover { background: var(--border); }

/* 分页 */
.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 24px; }
.page-btn { padding: 7px 14px; border: 1px solid var(--border); border-radius: var(--radius); font-size: .88rem; cursor: pointer; background: #fff; color: var(--text-sub); transition: all var(--trans); text-decoration: none; display: flex; align-items: center; }
.page-btn:hover, .page-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ---- 登录页 ---- */
.login-page { min-height: 100vh; background: linear-gradient(135deg,#0a1628 0%,#1a3a6b 100%); display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-box { background: #fff; border-radius: 20px; padding: 40px; width: 100%; max-width: 420px; box-shadow: var(--shadow-lg); }
.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo .icon { width: 60px; height: 60px; background: linear-gradient(135deg,var(--primary),var(--purple)); border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 1.6rem; color: #fff; margin: 0 auto 12px; }
.login-logo h2 { font-size: 1.2rem; font-weight: 700; color: var(--text); }
.login-logo p { font-size: .83rem; color: var(--text-mute); margin-top: 3px; }

/* ---- 内网页面 ---- */
.vpn-inner-layout { display: flex; min-height: 100vh; background: var(--bg); }
.vpn-inner-sidebar { width: 220px; background: #fff; border-right: 1px solid var(--border); flex-shrink: 0; position: fixed; top: 0; left: 0; height: 100vh; overflow-y: auto; z-index: 50; }
.vpn-inner-header { padding: 18px; border-bottom: 1px solid var(--border); }
.vpn-inner-header h3 { font-size: .95rem; font-weight: 700; color: var(--text); }
.vpn-inner-header p { font-size: .78rem; color: var(--text-mute); margin-top: 2px; }
.vpn-inner-nav { padding: 10px 0; }
.vpn-inner-nav a { display: flex; align-items: center; gap: 8px; padding: 10px 18px; color: var(--text-sub); font-size: .88rem; transition: all var(--trans); }
.vpn-inner-nav a:hover, .vpn-inner-nav a.active { background: var(--primary-light); color: var(--primary); border-right: 3px solid var(--primary); }
.vpn-inner-main { margin-left: 220px; flex: 1; }
.vpn-inner-topbar { background: #fff; border-bottom: 1px solid var(--border); padding: 0 24px; height: 56px; display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 40; }
.vpn-secure-badge { display: flex; align-items: center; gap: 6px; font-size: .8rem; color: var(--secondary); background: #d1fae5; padding: 4px 12px; border-radius: 20px; }
.vpn-inner-content { padding: 24px; }

/* ---- Footer ---- */
.site-footer { background: var(--bg-dark); color: rgba(255,255,255,.7); }
.footer-top { padding: 50px 0 36px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 32px; }
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.footer-logo { width: 40px; height: 40px; background: linear-gradient(135deg,var(--primary),var(--purple)); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.1rem; flex-shrink: 0; }
.footer-brand h3 { color: #fff; font-size: .95rem; font-weight: 700; }
.footer-brand p { color: rgba(255,255,255,.45); font-size: .78rem; }
.footer-desc { font-size: .85rem; line-height: 1.8; }
.footer-col h4 { color: #fff; font-size: .95rem; font-weight: 700; margin-bottom: 14px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: rgba(255,255,255,.6); font-size: .85rem; transition: color var(--trans); }
.footer-col ul li a:hover { color: #fff; }
.footer-col p { font-size: .85rem; margin-bottom: 8px; display: flex; align-items: flex-start; gap: 7px; }
.footer-col p i { margin-top: 3px; flex-shrink: 0; color: rgba(255,255,255,.4); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 16px 0; text-align: center; }
.footer-bottom p { font-size: .82rem; color: rgba(255,255,255,.35); }

/* ---- 响应式 ---- */
@media (max-width: 1024px) {
  .content-layout { grid-template-columns: 1fr; }
  .content-sidebar { display: grid; grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .dashboard-stats { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 768px) {
  .main-nav { display: none; }
  .mobile-menu-btn { display: block; }
  .logo-text h1 { font-size: .88rem; }
  .hero-content h2 { font-size: 1.7rem; }
  .hero-visual { display: none; }
  .card-grid { grid-template-columns: 1fr; }
  .content-sidebar { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .admin-sidebar { transform: translateX(-100%); transition: transform var(--trans); }
  .admin-sidebar.open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
  .form-row { grid-template-columns: 1fr; }
  .dashboard-stats { grid-template-columns: 1fr 1fr; }
  .vpn-inner-sidebar { transform: translateX(-100%); transition: transform var(--trans); }
  .vpn-inner-sidebar.open { transform: translateX(0); }
  .vpn-inner-main { margin-left: 0; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .dashboard-stats { grid-template-columns: 1fr; }
  .quick-nav { grid-template-columns: 1fr 1fr; }
}

/* ---- 编辑器简单富文本容器 ---- */
.rich-editor-wrap { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.rich-editor-toolbar { background: var(--bg); border-bottom: 1px solid var(--border); padding: 8px 10px; display: flex; gap: 6px; flex-wrap: wrap; }
.toolbar-btn { width: 30px; height: 28px; border: 1px solid var(--border); border-radius: 5px; background: #fff; cursor: pointer; font-size: .85rem; font-weight: 700; display: flex; align-items: center; justify-content: center; transition: all var(--trans); }
.toolbar-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.rich-editor { min-height: 200px; padding: 14px; outline: none; font-size: .9rem; line-height: 1.7; }

/* 模态框 */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 999; align-items: center; justify-content: center; }
.modal-overlay.open { display: flex; }
.modal-box { background: #fff; border-radius: var(--radius-lg); padding: 28px; max-width: 500px; width: 90%; box-shadow: var(--shadow-lg); }
.modal-title { font-size: 1.05rem; font-weight: 700; margin-bottom: 16px; color: var(--text); }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }