/* ============================================
   企业邮箱解决方案 - 落地页样式
   作用域：.mail-lp（不影响首页 .mail-home 与其它页面）
   配套页面：固定链接 /enterprise-email
   变量沿用 custom-home.css 的 :root，此处再声明一次以防单独加载
   ============================================ */

/* -- 全局变量（与首页一致） -- */
:root{
  --primary:#1a56db; --primary-dark:#1040a8; --accent:#f59e0b;
  --bg-dark:#0f172a; --bg-light:#f8fafc;
  --text-main:#0f172a; --text-sub:#475569; --text-light:#94a3b8;
  --border:#e2e8f0; --radius:16px;
  --shadow-sm:0 1px 3px rgba(0,0,0,.06);
  --shadow-md:0 8px 30px rgba(0,0,0,.08);
  --shadow-lg:0 20px 60px rgba(0,0,0,.12);
  --shadow-glow:0 0 40px rgba(26,86,219,.15);
}

/* ============================================
   全宽方案（简单稳定版，不依赖页面结构）
   只针对 .mail-lp，不影响主题头尾
   ============================================ */
.wp-block-post-content:has(.mail-lp),
.wp-block-post-content .wp-block-html:has(.mail-lp),
.wp-block-group:has(.mail-lp),
.entry-content:has(.mail-lp),
.is-layout-constrained:has(.mail-lp),
.is-layout-flow:has(.mail-lp){
  max-width:none !important;
  width:auto !important;
  margin-left:0 !important;
  margin-right:0 !important;
  padding-left:0 !important;
  padding-right:0 !important;
}
/* 去掉包裹区块的上下内边距与间距，消除白缝 */
.wp-block-post-content:has(.mail-lp),
.wp-block-group:has(.mail-lp),
.wp-block-group:has(> .mail-lp),
.is-layout-flow:has(> .mail-lp),
.is-layout-constrained:has(> .mail-lp){
  padding-top:0 !important;
  padding-bottom:0 !important;
  margin-top:0 !important;
  margin-bottom:0 !important;
  gap:0 !important;
  row-gap:0 !important;
}
.wp-block-html:has(.mail-lp){ margin-top:0 !important; margin-bottom:0 !important; }

/* ===== 落地页作用域 .mail-lp ===== */
/* 满屏突破(full-bleed)：不依赖 :has()，无论外层约束容器多宽，
   都用负外边距把自己拉到整个视口宽度，普通页面也能全宽 */
.mail-lp{
  width:auto;
  max-width:none;
  margin-left:calc(50% - 50vw);
  margin-right:calc(50% - 50vw);
  overflow-x:hidden;
}
.mail-lp *, .mail-lp *::before, .mail-lp *::after{box-sizing:border-box;}
.mail-lp .lp-section{padding:72px 24px;}
.mail-lp .section-inner{max-width:1200px;margin:0 auto;}
.mail-lp .lp-center{text-align:center;}
/* 清除每个区块最后一个元素的多余下边距，避免与区块内边距叠加留白 */
.mail-lp .section-inner > *:last-child{margin-bottom:0;}
.mail-lp .section-title{font-size:34px;font-weight:900;line-height:1.3;margin:0 0 16px;color:var(--text-main);}
.mail-lp .section-desc{font-size:16px;color:var(--text-sub);line-height:1.8;max-width:760px;margin:0 auto 32px;}
/* 只有标题、没有描述的区块头：统一标题到内容间距为 32px */
.mail-lp .lp-solo{margin-bottom:32px;}
.mail-lp .lp-solo .section-title{margin-bottom:0;}
.mail-lp .lp-alt{background:var(--bg-light);}

/* 按钮 */
.mail-lp .btn-primary{display:inline-flex;align-items:center;gap:8px;padding:15px 34px;background:var(--accent);color:#fff;font-size:15px;font-weight:700;border-radius:12px;text-decoration:none;transition:all .25s;box-shadow:0 4px 20px rgba(245,158,11,.35);border:none;cursor:pointer;}
.mail-lp .btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(245,158,11,.45);color:#fff;}
.mail-lp .btn-outline{display:inline-flex;align-items:center;gap:8px;padding:15px 34px;background:rgba(255,255,255,.08);color:#fff;font-size:15px;font-weight:600;border-radius:12px;text-decoration:none;border:1px solid rgba(255,255,255,.22);transition:all .25s;}
.mail-lp .btn-outline:hover{background:rgba(255,255,255,.16);color:#fff;}
.mail-lp .btn-blue{display:inline-flex;align-items:center;gap:8px;padding:15px 34px;background:var(--primary);color:#fff;font-size:15px;font-weight:700;border-radius:12px;text-decoration:none;transition:all .25s;box-shadow:0 4px 20px rgba(26,86,219,.3);border:none;cursor:pointer;}
.mail-lp .btn-blue:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(26,86,219,.42);color:#fff;}

/* ===== HERO ===== */
.mail-lp .lp-hero{background:linear-gradient(135deg,#0f172a 0%,#1e3a5f 50%,#1a56db 100%);position:relative;overflow:hidden;padding:96px 24px;text-align:center;}
.mail-lp .lp-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 600px 400px at 80% 20%,rgba(245,158,11,.14) 0%,transparent 70%),radial-gradient(ellipse 500px 500px at 15% 80%,rgba(26,86,219,.25) 0%,transparent 70%);}
.mail-lp .lp-hero .hero-grid{position:absolute;inset:0;opacity:.05;background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);background-size:60px 60px;}
.mail-lp .hero-inner{position:relative;z-index:2;max-width:900px;margin:0 auto;}
.mail-lp .hero-badge{display:inline-block;padding:7px 18px;border-radius:999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);color:rgba(255,255,255,.85);font-size:13px;font-weight:600;margin-bottom:24px;}
.mail-lp .hero-inner h1{font-size:46px;font-weight:900;color:#fff;line-height:1.25;margin:0 0 14px;}
.mail-lp .hero-inner h1 em{font-style:normal;background:linear-gradient(135deg,var(--accent) 0%,#fbbf24 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;}
.mail-lp .hero-sub{font-size:19px;color:#fff;font-weight:600;margin:0 0 22px;opacity:.92;}
.mail-lp .hero-inner p{font-size:16px;line-height:1.85;color:rgba(255,255,255,.72);max-width:720px;margin:0 auto 36px;}
.mail-lp .hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* ===== 六宫格 卡片 ===== */
.mail-lp .lp-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.mail-lp .lp-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:32px 28px;transition:all .35s;position:relative;overflow:hidden;}
.mail-lp .lp-card::after{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));transform:scaleX(0);transform-origin:left;transition:transform .4s;}
.mail-lp .lp-card:hover::after{transform:scaleX(1);}
.mail-lp .lp-card:hover{border-color:rgba(26,86,219,.15);box-shadow:var(--shadow-lg);transform:translateY(-4px);}
.mail-lp .lp-card-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,rgba(26,86,219,.1),rgba(26,86,219,.03));color:var(--primary);margin-bottom:18px;}
.mail-lp .lp-card-icon svg{width:26px;height:26px;}
.mail-lp .lp-card h3{font-size:18px;font-weight:800;margin:0 0 10px;color:var(--text-main);}
.mail-lp .lp-card p{font-size:14px;color:var(--text-sub);line-height:1.75;margin:0;}

/* ===== 适用企业 ===== */
.mail-lp .lp-industries{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-bottom:32px;}
.mail-lp .lp-industry{background:#fff;border:1px solid var(--border);border-radius:14px;padding:24px 12px;text-align:center;transition:all .3s;}
.mail-lp .lp-industry:hover{border-color:rgba(26,86,219,.25);box-shadow:var(--shadow-md);transform:translateY(-3px);}
.mail-lp .lp-industry .ico{width:44px;height:44px;margin:0 auto 12px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:rgba(26,86,219,.06);color:var(--primary);}
.mail-lp .lp-industry .ico svg{width:24px;height:24px;}
.mail-lp .lp-industry span{font-size:14px;font-weight:600;color:var(--text-main);}
.mail-lp .lp-note{text-align:center;font-size:15px;color:var(--text-sub);max-width:720px;margin:0 auto;padding:18px 24px;background:rgba(26,86,219,.04);border-radius:12px;border:1px dashed rgba(26,86,219,.2);}

/* ===== VS 对比表（特色列高亮版） ===== */
.mail-lp .lp-compare{max-width:840px;margin:0 auto;background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);}
.mail-lp .lp-crow{display:grid;grid-template-columns:1.7fr 1fr 1.05fr;align-items:center;}
.mail-lp .lp-crow > div{padding:15px 24px;font-size:15px;text-align:center;}
.mail-lp .lp-crow .lp-c-name{text-align:left;font-weight:600;color:var(--text-main);}
.mail-lp .lp-crow:not(.lp-chead){border-top:1px solid var(--border);}
.mail-lp .lp-crow:not(.lp-chead):hover{background:rgba(26,86,219,.02);}
.mail-lp .lp-c-ent{background:rgba(26,86,219,.05);}
/* 表头 */
.mail-lp .lp-chead{background:var(--bg-dark);}
.mail-lp .lp-chead > div{color:#fff;font-weight:700;font-size:16px;padding-top:18px;padding-bottom:18px;}
.mail-lp .lp-chead .lp-c-name{color:rgba(255,255,255,.7);font-weight:600;}
.mail-lp .lp-chead .lp-c-ent{background:linear-gradient(135deg,var(--primary),var(--primary-dark));}
.mail-lp .lp-reco{display:inline-block;margin-left:8px;font-size:11px;font-weight:700;background:var(--accent);color:#fff;padding:2px 9px;border-radius:6px;vertical-align:middle;}
/* 徽章 ✓ / ✕ */
.mail-lp .lp-crow i.v,.mail-lp .lp-crow i.x{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;font-style:normal;font-size:15px;font-weight:900;line-height:1;}
.mail-lp .lp-crow i.v{background:rgba(22,163,74,.12);color:#16a34a;}
.mail-lp .lp-crow i.v::before{content:'✓';}
.mail-lp .lp-crow i.x{background:#eef2f7;color:#cbd5e1;}
.mail-lp .lp-crow i.x::before{content:'✕';}
.mail-lp .lp-weak{display:inline-block;font-size:12px;color:#ef4444;background:rgba(239,68,68,.09);padding:4px 12px;border-radius:7px;font-weight:600;}

/* ===== 核心功能 ===== */
.mail-lp .lp-feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.mail-lp .lp-feature{background:#fff;border:1px solid var(--border);border-radius:12px;padding:22px 18px;display:flex;align-items:center;gap:12px;transition:all .3s;}
.mail-lp .lp-feature:hover{border-color:rgba(26,86,219,.25);box-shadow:var(--shadow-sm);transform:translateY(-2px);}
.mail-lp .lp-feature .dot{width:34px;height:34px;flex-shrink:0;border-radius:9px;background:linear-gradient(135deg,rgba(26,86,219,.1),rgba(245,158,11,.08));color:var(--primary);display:flex;align-items:center;justify-content:center;}
.mail-lp .lp-feature .dot svg{width:18px;height:18px;}
.mail-lp .lp-feature span{font-size:14px;font-weight:600;color:var(--text-main);}
.mail-lp .lp-feature-more{text-align:center;margin-top:32px;}
.mail-lp .lp-toggle-btn{cursor:pointer;}
.mail-lp .lp-toggle-btn .arrow{transition:transform .3s;display:inline-block;}
.mail-lp .lp-toggle-btn.is-open .arrow{transform:rotate(180deg);}
.mail-lp .lp-features-all{max-height:0;overflow:hidden;transition:max-height .5s cubic-bezier(.4,0,.2,1);margin-top:0;}
.mail-lp .lp-features-all.lp-open{max-height:2600px;margin-top:36px;}
.mail-lp .lp-feat-cat{margin-bottom:28px;text-align:left;}
.mail-lp .lp-feat-cat h4{font-size:16px;font-weight:800;margin:0 0 16px;color:var(--text-main);display:flex;align-items:center;gap:10px;}
.mail-lp .lp-feat-cat h4::before{content:'';width:4px;height:18px;background:linear-gradient(var(--primary),var(--accent));border-radius:2px;}
.mail-lp .lp-tag-list{display:flex;flex-wrap:wrap;gap:10px;}
.mail-lp .lp-tag-list span{background:var(--bg-light);border:1px solid var(--border);border-radius:8px;padding:8px 14px;font-size:13px;color:var(--text-sub);font-weight:500;}

/* ===== 安全保障 ===== */
.mail-lp .lp-security{max-width:900px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.mail-lp .lp-sec-item{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--border);border-radius:12px;padding:16px 20px;transition:all .3s;}
.mail-lp .lp-sec-item:hover{border-color:rgba(26,86,219,.2);box-shadow:var(--shadow-sm);}
.mail-lp .lp-sec-item .shield{width:32px;height:32px;flex-shrink:0;border-radius:9px;background:rgba(22,163,74,.1);color:#16a34a;display:flex;align-items:center;justify-content:center;}
.mail-lp .lp-sec-item .shield svg{width:18px;height:18px;}
.mail-lp .lp-sec-item span{font-size:14px;font-weight:600;color:var(--text-main);}

/* ===== 迁移服务 ===== */
.mail-lp .lp-migrate-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-bottom:28px;}
.mail-lp .lp-migrate-chips .chip{background:#fff;border:1px solid var(--border);border-radius:999px;padding:12px 26px;font-size:15px;font-weight:600;color:var(--text-main);box-shadow:var(--shadow-sm);transition:all .3s;}
.mail-lp .lp-migrate-chips .chip:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);}

/* ===== 部署服务 清单 ===== */
.mail-lp .lp-deploy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;max-width:960px;margin:0 auto;}
.mail-lp .lp-deploy-item{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--border);border-radius:12px;padding:16px 20px;}
.mail-lp .lp-deploy-item .ck{width:26px;height:26px;flex-shrink:0;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:900;}
.mail-lp .lp-deploy-item span{font-size:14px;font-weight:600;color:var(--text-main);}

/* ===== 开通流程（一行式步骤条） ===== */
.mail-lp .lp-stepper{display:flex;justify-content:space-between;align-items:flex-start;position:relative;max-width:1040px;margin:0 auto;gap:6px;}
.mail-lp .lp-stepper::before{content:'';position:absolute;top:27px;left:7%;right:7%;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:2px;z-index:0;opacity:.25;}
.mail-lp .lp-step{position:relative;z-index:1;flex:1;display:flex;flex-direction:column;align-items:center;text-align:center;}
.mail-lp .lp-step-dot{width:54px;height:54px;border-radius:50%;background:#fff;border:3px solid var(--primary);color:var(--primary);font-size:19px;font-weight:900;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(26,86,219,.18);transition:all .3s;}
.mail-lp .lp-step:hover .lp-step-dot{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;transform:translateY(-4px);box-shadow:0 10px 26px rgba(26,86,219,.32);}
.mail-lp .lp-step.optional .lp-step-dot{border-style:dashed;border-color:var(--accent);color:var(--accent);}
.mail-lp .lp-step.optional:hover .lp-step-dot{background:linear-gradient(135deg,var(--accent),#fbbf24);color:#fff;border-color:transparent;}
.mail-lp .lp-step-label{margin-top:14px;font-size:14px;font-weight:700;color:var(--text-main);line-height:1.45;}
.mail-lp .lp-step-label small{display:block;font-weight:500;color:var(--text-light);font-size:12px;margin-top:3px;}

/* ===== 帮助中心 FAQ 手风琴（口语化 + SEO 长尾词） ===== */
.mail-lp .lp-faq{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start;}
.mail-lp .lp-faq-item{border:1px solid var(--border);border-radius:12px;background:#fff;overflow:hidden;transition:all .3s;}
.mail-lp .lp-faq-item:hover{border-color:rgba(26,86,219,.2);}
.mail-lp .lp-faq-item.open{border-color:rgba(26,86,219,.28);box-shadow:var(--shadow-md);}
.mail-lp .lp-faq-q{padding:19px 24px;font-size:16px;font-weight:700;color:var(--text-main);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;-webkit-user-select:none;user-select:none;line-height:1.5;}
.mail-lp .lp-faq-q .q{flex-shrink:0;width:26px;height:26px;border-radius:8px;background:rgba(26,86,219,.08);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;}
.mail-lp .lp-faq-q .qt{flex:1;}
.mail-lp .lp-faq-q .ic{flex-shrink:0;width:28px;height:28px;display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--text-light);border-radius:8px;background:rgba(26,86,219,.06);transition:all .3s;}
.mail-lp .lp-faq-item.open .lp-faq-q .ic{transform:rotate(45deg);background:var(--primary);color:#fff;}
.mail-lp .lp-faq-a{max-height:0;overflow:hidden;transition:max-height .45s cubic-bezier(.4,0,.2,1);}
.mail-lp .lp-faq-item.open .lp-faq-a{max-height:600px;}
.mail-lp .lp-faq-a p{padding:0 24px 22px 62px;margin:0;font-size:15px;color:var(--text-sub);line-height:1.95;}
.mail-lp .lp-faq-a strong{color:var(--primary);font-weight:600;}

/* ===== 底部 CTA ===== */
.mail-lp .lp-cta{background:linear-gradient(135deg,#0f172a 0%,#1e3a5f 50%,#1a56db 100%);text-align:center;padding:88px 24px;position:relative;overflow:hidden;}
.mail-lp .lp-cta::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 600px 300px at 50% 50%,rgba(245,158,11,.12),transparent);}
.mail-lp .lp-cta-inner{position:relative;z-index:2;max-width:760px;margin:0 auto;}
.mail-lp .lp-cta h2{font-size:36px;font-weight:900;color:#fff;margin:0 0 14px;}
.mail-lp .lp-cta p{font-size:16px;color:rgba(255,255,255,.72);line-height:1.85;margin:0 0 34px;}
.mail-lp .lp-cta .hero-cta{justify-content:center;}

/* ===== 滚动动画 ===== */
.mail-lp .animate{opacity:0;transform:translateY(30px);transition:all .7s cubic-bezier(.16,1,.3,1);}
.mail-lp .animate.visible{opacity:1;transform:translateY(0);}

/* ===== 响应式 ===== */
@media(max-width:900px){
  .mail-lp .hero-inner h1{font-size:32px;}
  .mail-lp .section-title{font-size:26px;}
  .mail-lp .lp-grid-3{grid-template-columns:1fr 1fr;}
  .mail-lp .lp-industries{grid-template-columns:repeat(3,1fr);}
  .mail-lp .lp-feature-grid{grid-template-columns:repeat(2,1fr);}
  .mail-lp .lp-deploy-grid{grid-template-columns:1fr 1fr;}
}
/* 流程步骤条：窄屏改竖排时间线 */
@media(max-width:760px){
  .mail-lp .lp-faq{grid-template-columns:1fr;max-width:600px;}
  .mail-lp .lp-stepper{flex-direction:column;gap:0;max-width:340px;}
  .mail-lp .lp-stepper::before{top:0;bottom:0;left:27px;right:auto;width:3px;height:auto;}
  .mail-lp .lp-step{flex-direction:row;gap:18px;text-align:left;padding:9px 0;width:100%;}
  .mail-lp .lp-step-label{margin-top:0;padding-top:12px;}
}
@media(max-width:600px){
  .mail-lp .lp-section{padding:52px 18px;}
  .mail-lp .lp-hero{padding:64px 20px;}
  .mail-lp .hero-inner h1{font-size:27px;}
  .mail-lp .lp-grid-3{grid-template-columns:1fr;}
  .mail-lp .lp-industries{grid-template-columns:repeat(2,1fr);}
  .mail-lp .lp-feature-grid{grid-template-columns:1fr;}
  .mail-lp .lp-security{grid-template-columns:1fr;}
  .mail-lp .lp-deploy-grid{grid-template-columns:1fr;}
  .mail-lp .lp-crow{grid-template-columns:1.5fr 1fr 1fr;}
  .mail-lp .lp-crow > div{padding:12px 12px;font-size:13px;}
  .mail-lp .lp-chead > div{font-size:13px;}
  .mail-lp .lp-reco{display:none;}
  .mail-lp .lp-faq-q{font-size:15px;padding:16px 18px;}
  .mail-lp .lp-faq-a p{padding:0 18px 18px 18px;}
}