/* ============================================================
   多页官网补充样式（pages.css v2.0）
   依赖 site.css 的设计变量与基础组件
   ============================================================ */

/* ---------- 多列页脚 ---------- */
.site-footer{background:#0d1b3d;color:#c4cee4;padding:56px 0 26px;margin-top:0}
.site-footer .ft-cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.09)}
.site-footer .fbrand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px}
.site-footer .fbrand .logo{background:var(--grad);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:800}
.site-footer .ft-desc{font-size:13.5px;line-height:1.9;color:#93a2c4;margin:0}
.site-footer .ft-col h5{color:#fff;font-size:14px;margin:0 0 14px}
.site-footer .ft-col a,.site-footer .ft-col .ft-text{display:block;color:#aebadd;font-size:13.5px;margin-bottom:10px;transition:color .2s}
.site-footer .ft-col a:hover{color:#fff}
.site-footer .ft-legal{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding-top:20px;font-size:12.5px;color:#7e8db0}
.site-footer .ft-legal a{color:#93a2c4}
.site-footer .ft-legal a:hover{color:#fff}
.site-footer .ft-sep{opacity:.5}
@media (max-width:860px){.site-footer .ft-cols{grid-template-columns:1fr 1fr;gap:26px}.site-footer .ft-about{grid-column:1/-1}}

/* ---------- 子页面通用头图 ---------- */
.page-hero{background:var(--grad);color:#fff;padding:74px 0 60px;text-align:center}
.page-hero .eyebrow{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.3)}
.page-hero h1{font-size:clamp(27px,4vw,40px);font-weight:800;line-height:1.3;margin:6px 0 14px}
.page-hero p{max-width:760px;margin:0 auto;font-size:16.5px;color:rgba(255,255,255,.92)}
.page-hero .hero-actions{margin-top:26px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.page-hero .btn-white{background:#fff;color:var(--c-deep)}
.page-hero .btn-outline-white{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.7)}
.page-hero .btn-outline-white:hover{background:rgba(255,255,255,.12)}

/* ---------- 通用卡片栅格 ---------- */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}
.info-card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(15,47,138,.12)}
.info-card .ic{width:50px;height:50px;border-radius:13px;background:#e9f1ff;display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:14px}
.info-card h3{font-size:17.5px;margin:0 0 8px;color:var(--ink)}
.info-card p{font-size:14px;color:var(--mut);line-height:1.85;margin:0}

/* 分节小标题 */
.sub-head{text-align:center;max-width:760px;margin:0 auto 40px}
.sub-head h2{font-size:clamp(22px,3vw,30px);font-weight:800}
.sub-head p{color:var(--mut);margin-top:10px}

/* ---------- 演示 vs 试用 对比 ---------- */
.vs-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:940px;margin:0 auto}
.vs-card{background:#fff;border-radius:var(--radius);padding:32px;border:1px solid var(--line);box-shadow:var(--shadow)}
.vs-card.hot{border:2px solid var(--c-main);position:relative}
.vs-card .vs-tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad);color:#fff;font-size:12.5px;font-weight:700;padding:5px 16px;border-radius:999px;white-space:nowrap}
.vs-card h3{font-size:21px;margin:0 0 6px}
.vs-card .vs-sub{color:var(--mut);font-size:14px;margin-bottom:18px}
.vs-card ul{margin:0 0 22px}
.vs-card li{padding:8px 0 8px 28px;position:relative;font-size:14.5px;color:#33415c;border-bottom:1px dashed #edf1f8}
.vs-card li:before{content:'✓';position:absolute;left:0;top:8px;color:var(--c-main);font-weight:800}
.vs-card li.no:before{content:'—';color:#b6c1d6}
.vs-card li.no{color:#94a3b8}
.vs-account{background:#f6f9ff;border:1px solid #dfeaff;border-radius:10px;padding:12px 14px;font-size:13.5px;margin-bottom:18px;line-height:2}
.vs-account code{background:#e7f0ff;color:var(--c-deep);padding:2px 8px;border-radius:6px;font-weight:700;margin:0 2px}
@media (max-width:760px){.vs-grid{grid-template-columns:1fr}}

/* ---------- 法律/协议长文页 ---------- */
.legal-wrap{max-width:860px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:40px 44px;box-shadow:var(--shadow)}
.legal-wrap h1{font-size:26px;margin:0 0 8px}
.legal-meta{color:var(--mut);font-size:13px;margin-bottom:26px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.legal-wrap h2{font-size:18px;margin:30px 0 12px;color:var(--c-deep)}
.legal-wrap p,.legal-wrap li{font-size:14.5px;line-height:2;color:#33415c}
.legal-wrap ul{padding-left:22px;list-style:disc;margin:8px 0}
.legal-wrap li{margin-bottom:6px}
.legal-toc{background:#f6f9ff;border:1px solid #dfeaff;border-radius:12px;padding:16px 20px;margin:20px 0;font-size:14px}
.legal-toc a{color:var(--c-main);margin-right:18px;white-space:nowrap;line-height:2.1}
@media (max-width:600px){.legal-wrap{padding:26px 20px}}

/* ---------- 申请试用页 ---------- */
.trial-wrap{display:grid;grid-template-columns:1fr 1.15fr;gap:40px;max-width:1040px;margin:0 auto;align-items:start}
.trial-points .tp{display:flex;gap:14px;margin-bottom:22px}
.trial-points .tp .tpi{width:44px;height:44px;flex:none;border-radius:12px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px}
.trial-points h3{font-size:16.5px;margin:2px 0 4px}
.trial-points p{font-size:14px;color:var(--mut);margin:0;line-height:1.8}
.trial-form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.trial-form-card h2{font-size:22px;margin:0 0 6px}
.trial-form-card .tsub{color:var(--mut);font-size:14px;margin-bottom:20px}
@media (max-width:860px){.trial-wrap{grid-template-columns:1fr}}

/* 首页精简：两个大 CTA 条 */
.cta-duo{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cta-band{border-radius:var(--radius);padding:34px;color:#fff;display:flex;flex-direction:column;justify-content:center;min-height:200px}
.cta-band.demo{background:linear-gradient(135deg,#12b0ff,#0b5fff)}
.cta-band.trial{background:var(--grad2)}
.cta-band h3{font-size:23px;margin:0 0 8px}
.cta-band p{font-size:14.5px;color:rgba(255,255,255,.92);margin:0 0 20px}
.cta-band .btn{background:#fff;align-self:flex-start}
.cta-band.demo .btn{color:#0b5fff}
.cta-band.trial .btn{color:#ff5e3a}
@media (max-width:680px){.cta-duo{grid-template-columns:1fr}}

/* 首页精简价格 */
.mini-price{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:760px){.mini-price{grid-template-columns:1fr}}

/* ---------- 试用表单控件（风格对齐原 lead-form） ---------- */
.trial-form-card .lf{display:block;margin-bottom:14px}
.trial-form-card .lf>span{display:block;font-size:13.5px;font-weight:600;color:#33415c;margin-bottom:6px}
.trial-form-card .lf>span i{color:#e3442f;font-style:normal}
.trial-form-card .lf input,.trial-form-card .lf select,.trial-form-card .lf textarea{width:100%;border:1.5px solid #d5e2f6;border-radius:10px;padding:10px 12px;font-size:14.5px;font-family:inherit;outline:none;background:#fff;color:var(--ink)}
.trial-form-card .lf input:focus,.trial-form-card .lf select:focus,.trial-form-card .lf textarea:focus{border-color:var(--c-main);box-shadow:0 0 0 3px rgba(11,95,255,.08)}
.trial-form-card .lf textarea{resize:vertical}
.f-err{background:#fdf0f0;border:1px solid #f5c9cb;border-radius:8px;padding:9px 12px}

/* ---------- 智能客服浮窗（全站，抽自原内联样式） ---------- */
#backTop{position:fixed;right:22px;bottom:92px;z-index:120;width:44px;height:44px;border-radius:50%;border:1px solid #d5e3ff;background:#fff;color:var(--c-main);font-size:20px;cursor:pointer;box-shadow:0 6px 18px rgba(15,47,138,.16);display:none;align-items:center;justify-content:center;transition:transform .2s}
#backTop:hover{transform:translateY(-2px)}
#aiOpen{position:fixed;right:22px;bottom:24px;z-index:120;width:56px;height:56px;border-radius:50%;border:0;cursor:pointer;background:var(--grad);color:#fff;font-size:26px;box-shadow:0 10px 26px rgba(15,47,138,.35);display:flex;align-items:center;justify-content:center;transition:transform .2s}
#aiOpen:hover{transform:scale(1.05)}
#aiPanel{position:fixed;right:20px;bottom:92px;z-index:130;width:340px;height:480px;max-height:72vh;background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 20px 60px rgba(2,18,38,.28);border:1px solid #e5ecf7;display:flex;flex-direction:column}
#aiPanel.hide{display:none}
#aiHead{display:flex;align-items:center;gap:10px;padding:12px 14px;background:var(--grad);color:#fff;flex:none}
#aiHead .ai-ico{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;font-size:18px}
#aiHead b{font-size:15px;display:block;line-height:1.3}
#aiHead small{font-size:11px;opacity:.85}
#aiHead .ai-x{margin-left:auto;border:0;background:transparent;color:#fff;font-size:20px;cursor:pointer;line-height:1}
#aiMsgs{flex:1;overflow-y:auto;padding:12px 12px 6px;background:#f6f9ff}
.ai-msg{margin-bottom:10px;display:flex}
.ai-msg.bot{justify-content:flex-start}
.ai-msg.user{justify-content:flex-end}
.ai-msg .b{max-width:80%;padding:8px 11px;border-radius:12px;font-size:13.5px;line-height:1.7;white-space:pre-wrap;word-break:break-word}
.ai-msg.bot .b{background:#fff;border:1px solid #e3ecf7;color:#24324b;border-bottom-left-radius:3px}
.ai-msg.user .b{background:linear-gradient(135deg,#0b5fff,#12b0ff);color:#fff;border-bottom-right-radius:3px}
#aiTip{font-size:11px;color:#9aa9bd;text-align:center;padding:4px 12px 8px;flex:none}
#aiInputRow{display:flex;gap:8px;padding:10px 12px 12px;border-top:1px solid #eef2f8;background:#fff;flex:none}
#aiInput{flex:1;border:1px solid #dbe6f5;border-radius:999px;padding:9px 14px;font-size:13.5px;outline:none;min-width:0}
#aiInput:focus{border-color:var(--c-main)}
#aiSend{border:0;border-radius:999px;padding:0 18px;background:var(--grad);color:#fff;font-size:13.5px;cursor:pointer}
#aiSend:disabled{opacity:.6;cursor:default}
@media (max-width:520px){
  #aiOpen{right:14px;bottom:74px;width:50px;height:50px;font-size:23px}
  #backTop{display:none !important}
  #aiPanel{left:8px;right:8px;width:auto;bottom:138px;height:62vh;max-height:none}
}

/* ========== 顶栏导航排版优化（v2.2） ========== */
.hdr .container{gap:20px;flex-wrap:nowrap}
.hdr .nav{display:flex;flex-wrap:nowrap;gap:22px;font-size:14.5px;margin-left:auto}
.hdr .nav a{white-space:nowrap;flex:none}
.hdr .actions{display:flex;flex-wrap:nowrap;align-items:center;gap:14px;flex:none}
/* 登录：描边按钮（醒目但不抢主 CTA）；申请试用：唯一实心 CTA */
.hdr-login{font-size:14.5px;font-weight:600;color:var(--c-main);border:1.5px solid #b9cdfb;background:#fff;border-radius:9px;padding:7px 16px;white-space:nowrap;transition:background .18s,color .18s,border-color .18s}
.hdr-login:hover{background:var(--c-main);color:#fff;border-color:var(--c-main)}
.hdr-trial{padding:9px 18px !important;font-size:14px !important;white-space:nowrap !important}

/* 中屏（≤1280）：收紧间距与字号 */
@media (max-width:1280px){
  .hdr .container{gap:14px}
  .hdr .nav{gap:16px;font-size:14px}
  .hdr .actions{gap:10px}
  .brand b{font-size:16px}
}

/* ≤1100：横排导航会挤/换行 → 提前切汉堡菜单（抽屉竖排），彻底避免换行 */
@media (max-width:1100px){
  .hdr .container{height:58px}
  .brand small{display:none}
  .hdr .actions{margin-left:auto}
  .burger{display:block;margin-left:10px}
  .hdr .nav{
    position:fixed;top:58px;left:0;right:0;z-index:79;background:#fff;
    flex-direction:column;flex-wrap:nowrap;gap:4px;margin:0;
    padding:10px 6%;font-size:16px;
    border-bottom:1px solid var(--line);
    box-shadow:0 16px 30px rgba(15,47,138,.12);
    transform:translateY(-140%);transition:transform .25s;
  }
  body.nav-open .hdr .nav{transform:none}
  .hdr .nav a{display:block;width:100%;padding:12px 4px;font-size:16px;border-bottom:1px solid #f1f5fd;white-space:nowrap}
}

/* 抽屉打开时，操作区在 1100~961 仍保留顶栏，但收紧间距 */
@media (max-width:1100px) and (min-width:961px){
  .hdr .actions{gap:8px}
  .hdr-login{font-size:13px;padding:6px 12px}
  .hdr-trial{padding:8px 13px !important;font-size:13px !important}
  .hdr .actions .tel{display:none}
}

/* ≤960（site.css 原有规则在此生效，保持一致） */
@media (max-width:960px){
  .hdr .actions{gap:8px}
  .hdr-login{font-size:13px;padding:6px 12px}
  .hdr-trial{padding:8px 13px !important;font-size:13px !important}
}
@media (max-width:640px){
  /* 顶栏操作区隐藏，统一走底部固定快捷栏（免费演示/申请试用/电话） */
  .hdr .actions{display:none}
}

/* ========== 自助注册页（v2.3） ========== */
.muted{color:var(--mut)}
/* 注册页：表单在左、说明在右（与申请试用相反），窄屏自动堆叠 */
.reg-wrap{grid-template-columns:1.15fr 1fr}
@media (max-width:860px){.reg-wrap{grid-template-columns:1fr}}

/* 演示数据 / 空白 二选卡片 */
.data-opt{display:block;border:1.5px solid var(--line);border-radius:12px;padding:13px 14px;cursor:pointer;transition:.18s;height:100%;box-sizing:border-box;background:#fff}
.data-opt input{margin:0 0 7px;width:auto}
.data-opt b{display:block;font-size:14px;margin-bottom:5px;color:#1f2d3d}
.data-opt small{display:block;color:var(--mut);font-size:12.5px;line-height:1.65}
.data-opt small em{display:inline-block;margin-top:5px;font-style:normal;color:#fff;background:var(--c-main);border-radius:6px;padding:1px 8px;font-size:11px}
.data-opt:has(input:checked){border-color:var(--c-main);background:#f4f8ff;box-shadow:0 6px 18px rgba(11,95,255,.10)}

/* 开通中 / 成功 遮罩 */
.reg-mask{display:none;position:fixed;inset:0;background:rgba(20,40,90,.52);backdrop-filter:blur(3px);z-index:200;align-items:center;justify-content:center;padding:20px}
.reg-mask.show{display:flex}
.reg-mask-box{background:#fff;border-radius:18px;padding:34px 30px;max-width:420px;width:100%;text-align:center;box-shadow:0 30px 80px rgba(0,0,0,.3)}
.reg-mask-box h3{margin:0 0 8px;font-size:19px}
.reg-mask-box p{margin:0;color:var(--mut);font-size:13.5px;line-height:1.7}
.spinner{width:46px;height:46px;border:4px solid #dde7fb;border-top-color:var(--c-main);border-radius:50%;margin:0 auto 18px;animation:regspin .9s linear infinite}
@keyframes regspin{to{transform:rotate(360deg)}}
.done-card{background:#f6f9ff;border:1px solid #e0ebff;border-radius:12px;padding:4px 16px;text-align:left;margin-top:6px}
.done-row{display:flex;justify-content:space-between;gap:12px;padding:11px 0;font-size:14px;border-bottom:1px dashed #dce7fb}
.done-row:last-child{border-bottom:0}
.done-row span{color:var(--mut)}

/* success modal close button */
.reg-mask-box{position:relative}
.reg-close{position:absolute;top:12px;right:12px;width:32px;height:32px;border:0;background:#f1f5fc;color:#64748b;border-radius:50%;font-size:15px;line-height:1;cursor:pointer;transition:.18s}
.reg-close:hover{background:#e3eaff;color:var(--c-main)}