/* 云邮通 · 网易企业邮箱全国推广站 样式表 */
:root{
  --brand:#e60012; --brand-dark:#b8000e; --brand-soft:#fff1f0;
  --ink:#1b2233; --ink-2:#39435c; --muted:#6b7488;
  --line:#e7ebf3; --soft:#f6f8fc; --white:#fff;
  --accent:#0b5fff; --ok:#12a150;
  --radius:14px; --shadow:0 6px 24px rgba(27,34,51,.08); --shadow-lg:0 18px 48px rgba(27,34,51,.14);
  --max:1200px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font:15px/1.75 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--ink); background:var(--white); -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-weight:700;line-height:1.35;margin:0 0 .6em;letter-spacing:-.01em}
h1{font-size:34px}h2{font-size:28px}h3{font-size:20px}h4{font-size:16px}
p{margin:0 0 1em}
a{color:inherit;text-decoration:none;transition:color .18s}
img{max-width:100%;display:block}
ul{margin:0;padding-left:1.2em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:64px 0}
.section-soft{background:var(--soft)}
.sec-head{text-align:center;max-width:760px;margin:0 auto 40px}
.sec-head h1,.sec-head h2{font-size:30px}
.sec-head p{color:var(--muted);margin:0}
.sec-tag{display:inline-block;font-size:13px;color:var(--brand);background:var(--brand-soft);
  border-radius:999px;padding:4px 14px;margin-bottom:14px;font-weight:600}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:46px;padding:0 26px;
  border-radius:10px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:.2s}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(230,0,18,.22)}
.btn-primary:hover{background:var(--brand-dark);color:#fff}
.btn-ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-line{border-color:var(--brand);color:var(--brand);background:#fff}
.btn-line:hover{background:var(--brand);color:#fff}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-block{width:100%}

/* 顶部工具条 */
.topbar{background:#12182b;color:#c8d0e0;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:36px;gap:16px}
.topbar-txt{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar-right{display:flex;align-items:center;gap:18px;white-space:nowrap}
.topbar-right a{color:#c8d0e0}
.topbar-right a:hover{color:#fff}
.topbar-tel b{color:#ffd400;margin-left:4px}

/* 页头 */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);
  backdrop-filter:saturate(1.6) blur(8px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:24px;height:70px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo img{height:36px;width:auto}
.logo-txt{display:flex;flex-direction:column;line-height:1.25}
.logo-txt b{font-size:18px;letter-spacing:.5px}
.logo-txt i{font-style:normal;font-size:11px;color:var(--muted)}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:wrap}
.main-nav > a,.nav-drop > a{position:relative;padding:10px 12px;font-size:15px;font-weight:500;color:var(--ink-2);border-radius:8px}
.main-nav a:hover,.main-nav a.active{color:var(--brand)}
.main-nav a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--brand);border-radius:2px}
.nav-drop{position:relative}
.caret{display:inline-block;width:0;height:0;margin-left:4px;vertical-align:middle;
  border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor}
.drop-panel{position:absolute;left:50%;transform:translateX(-50%) translateY(6px);top:100%;z-index:70;
  display:none;gap:26px;padding:18px 22px;background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow-lg);white-space:nowrap}
.nav-drop:hover .drop-panel{display:flex}
.drop-col h4{font-size:13px;color:var(--muted);margin-bottom:8px}
.drop-col a{display:block;padding:5px 0;font-size:14px;color:var(--ink-2)}
.drop-col a:hover{color:var(--brand)}
.header-cta{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;width:38px;height:38px;border:1px solid var(--line);background:#fff;border-radius:8px;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:4px}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--ink);border-radius:2px}

/* 面包屑 */
.crumb{font-size:13px;color:var(--muted);padding:16px 20px}
.crumb a:hover{color:var(--brand)}
.crumb .sep{margin:0 8px;color:#c3cad8}
.crumb .cur{color:var(--ink)}

/* Hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#fff6f5 0%,#f2f6ff 55%,#fff 100%)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding:60px 20px 70px}
.hero h1{font-size:40px;margin-bottom:14px}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero-sub{font-size:16px;color:var(--ink-2);max-width:560px}
.hero-list{display:flex;flex-wrap:wrap;gap:10px 22px;margin:20px 0 26px;padding:0;list-style:none}
.hero-list li{font-size:14px;color:var(--ink-2);display:flex;align-items:center;gap:6px}
.hero-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-badges{display:flex;gap:26px;margin-top:34px;padding-top:24px;border-top:1px dashed #dde3ef;flex-wrap:wrap}
.hero-badges div b{display:block;font-size:24px;color:var(--brand);line-height:1.2}
.hero-badges div span{font-size:13px;color:var(--muted)}
.hero-art{position:relative;min-height:320px;border-radius:18px;
  background:linear-gradient(150deg,#1b2233,#2c3a5c);color:#fff;padding:28px;box-shadow:var(--shadow-lg)}
.hero-art h3{color:#fff;font-size:18px}
.hero-art .mail{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  border-radius:12px;padding:12px 14px;margin-bottom:10px;font-size:13px;color:#dbe3f5}
.hero-art .mail b{color:#fff;display:block;font-size:14px;margin-bottom:2px}
.hero-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-lg)}
.wx-note{text-align:center;font-size:12px;color:var(--muted);margin:10px 0 0}

/* 卡片网格 */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.22s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#dbe2f0}
.card h3{font-size:17px;margin-bottom:8px}
.card p{color:var(--muted);font-size:14px;margin:0}
.card .ico{width:46px;height:46px;border-radius:12px;background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;font-size:22px}
.card-grid-5 .card{text-align:center}

/* 数字优势 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-align:center}
.stat b{display:block;font-size:30px;color:var(--brand);line-height:1.2}
.stat span{font-size:13px;color:var(--muted)}

/* 价格 */
.plans{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;align-items:start}
.plan{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px}
.plan.rec{border-color:var(--brand);box-shadow:0 12px 32px rgba(230,0,18,.12)}
.plan .tag{position:absolute;top:-12px;right:24px;background:var(--brand);color:#fff;font-size:12px;
  padding:3px 12px;border-radius:999px}
.plan h3{font-size:20px}
.plan .price{font-size:14px;color:var(--muted);margin:6px 0 14px}
.plan .price b{font-size:38px;color:var(--brand);margin-right:4px}
.plan .price s{color:#a6adbd;margin-left:6px}
.plan ul{list-style:none;padding:0;margin:0 0 20px}
.plan ul li{position:relative;padding:6px 0 6px 22px;font-size:14px;color:var(--ink-2)}
.plan ul li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:700}

/* 表格 */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
table.tb{width:100%;border-collapse:collapse;font-size:14px;min-width:620px}
table.tb th,table.tb td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left}
table.tb thead th{background:var(--soft);font-weight:600;color:var(--ink)}
table.tb tbody tr:last-child td{border-bottom:none}
table.tb td.yes{color:var(--ok);font-weight:600}

/* 文章 / 详情 */
.article{max-width:860px;margin:0 auto}
.article h2{margin-top:1.6em;font-size:24px}
.article h3{margin-top:1.3em;font-size:19px}
.article p{color:var(--ink-2)}
.article ul li{color:var(--ink-2);margin-bottom:6px}
.article img{border-radius:12px;margin:16px 0}
.lead-p{font-size:16px;color:var(--ink-2)}

/* 列表项 */
.news-list{display:grid;gap:16px}
.news-item{display:grid;grid-template-columns:120px 1fr;gap:20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:18px;transition:.2s}
.news-item:hover{border-color:#cfd8ea;box-shadow:var(--shadow)}
.news-thumb{height:80px;border-radius:10px;background:linear-gradient(135deg,#eef2fb,#e6ecff);
  display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:22px}
.news-item h3{font-size:17px;margin-bottom:6px}
.news-meta{font-size:12px;color:var(--muted);display:flex;gap:12px}
.news-item p{color:var(--muted);font-size:14px;margin:6px 0 0}

/* 案例 */
.case-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s}
.case-item:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.case-body{padding:22px}
.case-body .ind{display:inline-block;font-size:12px;color:var(--brand);background:var(--brand-soft);
  padding:3px 10px;border-radius:999px;margin-bottom:10px}
.case-body h3{font-size:17px}
.case-body p{color:var(--muted);font-size:14px;margin:0}
.case-quote{border-top:1px dashed var(--line);margin-top:14px;padding-top:12px;font-size:14px;color:var(--ink-2)}

/* 城市 */
.city-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.city-grid a{display:block;text-align:center;padding:10px 6px;border:1px solid var(--line);border-radius:10px;
  font-size:14px;background:#fff}
.city-grid a:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
.region-block{margin-bottom:34px}
.region-block h3{border-left:4px solid var(--brand);padding-left:10px;font-size:18px}

/* 表单 */
.lead-form{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow)}
.lead-title{font-size:19px;font-weight:700;margin-bottom:4px}
.lead-sub{font-size:13px;color:var(--muted);margin-bottom:16px}
.lead-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fld{display:flex;flex-direction:column;gap:6px}
.fld span{font-size:13px;color:var(--ink-2)}
.fld span i{color:var(--brand);font-style:normal}
.fld-full{grid-column:1/-1}
.fld input,.fld select,.fld textarea{height:42px;padding:0 12px;border:1px solid var(--line);border-radius:9px;
  font-size:14px;color:var(--ink);background:#fff;font-family:inherit;outline:none;transition:.15s;width:100%}
.fld textarea{height:auto;padding:10px 12px;resize:vertical;line-height:1.6}
.fld input:focus,.fld select:focus,.fld textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(230,0,18,.08)}
.lead-foot{margin-top:16px}
.lead-tip{font-size:12px;color:var(--muted);margin:10px 0 0;text-align:center}
.lead-msg{margin-top:10px;font-size:13px;text-align:center;min-height:20px}
.lead-msg.ok{color:var(--ok)}
.lead-msg.err{color:var(--brand)}

/* CTA */
.cta-band{background:linear-gradient(120deg,#1b2233,#2f3d63);color:#fff;padding:52px 0}
.cta-band-inner{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:26px;margin-bottom:6px}
.cta-band p{color:#c3cde4;margin:0}
.cta-act{display:flex;gap:12px;flex-wrap:wrap}
.cta-band .btn-ghost{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.cta-band .btn-ghost:hover{border-color:#fff;color:#fff}

/* 页脚 */
.site-footer{background:#12182b;color:#a9b3c9;padding:56px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1.1fr;gap:30px;padding-bottom:34px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.fcol a{display:block;padding:4px 0;color:#a9b3c9}
.fcol a:hover{color:#fff}
.fdesc{color:#8d97ad;line-height:1.8}
.ftel b{color:#ffd400;font-size:20px;margin-left:6px}
.flogo{height:34px;margin-bottom:14px;filter:brightness(0) invert(1);opacity:.9}
.fqr{width:104px;border-radius:8px;margin-bottom:6px}
.fqr-tip{font-size:12px;color:#8d97ad}
.flink{color:#ffd400 !important;margin-top:8px;font-size:13px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:16px 20px;display:flex;gap:18px;
  justify-content:space-between;flex-wrap:wrap;color:#7c8699;font-size:13px}
.fadmin a{color:#7c8699}
.fadmin a:hover{color:#fff}

/* 悬浮条 */
.float-bar{position:fixed;right:14px;bottom:80px;z-index:80;display:flex;flex-direction:column;gap:8px}
.fb-item{width:54px;height:54px;border-radius:12px;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;font-size:11px;
  color:var(--ink-2);text-align:center;line-height:1.2;padding:4px;transition:.2s}
.fb-item:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.fb-top{display:none}
.fb-top.show{display:flex}

/* 弹窗 */
.modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:20px}
.modal.show{display:flex}
.modal-mask{position:absolute;inset:0;background:rgba(15,20,35,.55);backdrop-filter:blur(2px)}
.modal-box{position:relative;width:100%;max-width:520px;max-height:90vh;overflow:auto;
  background:#fff;border-radius:16px;padding:8px;box-shadow:var(--shadow-lg);animation:pop .2s ease}
.modal-box .lead-form{border:none;box-shadow:none;padding:22px}
.modal-close{position:absolute;right:12px;top:8px;z-index:2;width:30px;height:30px;border:none;background:#f2f4f9;
  border-radius:50%;font-size:20px;line-height:1;color:var(--muted);cursor:pointer}
.modal-close:hover{background:var(--brand);color:#fff}
@keyframes pop{from{transform:translateY(12px) scale(.98);opacity:0}to{transform:none;opacity:1}}

/* 分页 */
.pager{display:flex;gap:8px;justify-content:center;margin:34px 0 0}
.pager a{padding:8px 14px;border:1px solid var(--line);border-radius:8px;font-size:14px;background:#fff}
.pager a.cur{background:var(--brand);color:#fff;border-color:var(--brand)}

/* FAQ */
.faq-item{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;background:#fff;overflow:hidden}
.faq-q{padding:16px 20px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq-q:hover{color:var(--brand)}
.faq-q::after{content:"+";color:var(--brand);font-size:20px;line-height:1}
.faq-item.open .faq-q::after{content:"−"}
.faq-a{display:none;padding:0 20px 18px;color:var(--muted);font-size:14px;border-top:1px dashed var(--line);padding-top:14px}
.faq-item.open .faq-a{display:block}

/* 提示条 */
.notice{background:var(--brand-soft);border:1px solid #ffd7d3;color:#8a2b12;border-radius:12px;padding:12px 16px;font-size:14px}

/* 后台 */
.admin-body{background:var(--soft);min-height:100vh}
.admin-wrap{display:flex;min-height:100vh}
.admin-side{width:212px;flex:0 0 212px;background:#12182b;color:#a9b3c9;padding:18px 0}
.admin-side .a-logo{padding:0 20px 18px;color:#fff;font-size:17px;font-weight:700}
.admin-side .a-logo small{display:block;font-size:11px;color:#7c8699;font-weight:400}
.admin-side a{display:block;padding:11px 22px;font-size:14px;color:#a9b3c9;border-left:3px solid transparent}
.admin-side a:hover{background:rgba(255,255,255,.05);color:#fff}
.admin-side a.on{background:rgba(230,0,18,.16);color:#fff;border-left-color:var(--brand)}
.admin-side .grp{font-size:11px;color:#5f6879;padding:16px 22px 6px;letter-spacing:1px}
.admin-main{flex:1;min-width:0;display:flex;flex-direction:column}
.admin-top{height:56px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;
  justify-content:space-between;padding:0 22px}
.admin-top .who{font-size:14px;color:var(--ink-2)}
.admin-content{padding:22px;flex:1}
.panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px;margin-bottom:18px}
.panel h3{font-size:16px;margin-bottom:14px}
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}
.stat-card b{display:block;font-size:26px;color:var(--brand)}
.stat-card span{font-size:13px;color:var(--muted)}
table.at{width:100%;border-collapse:collapse;font-size:14px}
table.at th,table.at td{padding:11px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
table.at thead th{background:var(--soft);font-weight:600;white-space:nowrap}
table.at tbody tr:hover{background:#fafbfe}
.tag-sm{display:inline-block;font-size:12px;padding:2px 8px;border-radius:999px;background:var(--soft);color:var(--muted)}
.tag-new{background:var(--brand-soft);color:var(--brand)}
.tag-ing{background:#e8f1ff;color:#0b5fff}
.tag-done{background:#e6f7ee;color:var(--ok)}
.tag-off{background:#f1f1f4;color:#8a8f9c}
.form-row{margin-bottom:14px}
.form-row label{display:block;font-size:13px;color:var(--ink-2);margin-bottom:6px}
.form-row input[type=text],.form-row input[type=password],.form-row input[type=number],
.form-row select,.form-row textarea{width:100%;height:40px;padding:0 12px;border:1px solid var(--line);
  border-radius:8px;font-size:14px;font-family:inherit;outline:none}
.form-row textarea{height:auto;padding:10px 12px;min-height:110px;line-height:1.7}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{border-color:var(--brand)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.admin-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.admin-bar h2{font-size:20px;margin:0}
.login-box{max-width:380px;margin:12vh auto;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:30px;box-shadow:var(--shadow)}
.login-box h2{font-size:22px;margin-bottom:18px;text-align:center}
.empty{padding:40px;text-align:center;color:var(--muted)}

/* 响应式 */
@media (max-width:1024px){
  .hero .wrap{grid-template-columns:1fr;padding-top:40px}
  .g4,.stats{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr 1fr}
  .city-grid{grid-template-columns:repeat(4,1fr)}
  .stat-row{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  h1{font-size:26px}h2{font-size:22px}.sec-head h2{font-size:24px}
  .hero h1{font-size:28px}.cta-band h2{font-size:21px}
  .g2,.g3,.plans{grid-template-columns:1fr}
  .main-nav{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;padding:10px 16px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);gap:2px}
  .main-nav.open{display:flex}
  .main-nav > a,.nav-drop > a{padding:12px 4px}
  .drop-panel{position:static;transform:none;display:none;box-shadow:none;border:none;padding:4px 0 8px;flex-direction:column;gap:10px}
  .nav-drop:hover .drop-panel{display:none}
  .nav-toggle{display:flex}
  .lead-grid,.form-grid{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr}
  .news-thumb{display:none}
  .admin-wrap{flex-direction:column}
  .admin-side{width:100%;flex:none;display:flex;overflow-x:auto;padding:8px}
  .admin-side .a-logo,.admin-side .grp{display:none}
  .admin-side a{padding:10px 14px;white-space:nowrap;border-left:none;border-radius:8px}
  .admin-side a.on{border-left:none}
  .topbar .topbar-txt{display:none}
  .float-bar{right:8px;bottom:70px}
  .fb-item{width:46px;height:46px;font-size:10px}
}
@media (max-width:560px){
  .g4,.stats,.city-grid,.footer-grid{grid-template-columns:1fr 1fr}
  .section{padding:44px 0}
  .hero-badges{gap:16px}
}