/* ========== 公共基础与变量（与新首页一致） ========== */
:root{
  --sky-50:#f0f9ff; --sky-100:#e0f2fe; --sky-200:#bae6fd; --sky-300:#7dd3fc;
  --sky-400:#38bdf8; --sky-500:#0ea5e9; --sky-600:#0284c7; --sky-700:#0369a1;
  --ink:#0c3a5b; --ink-2:#33556f; --ink-3:#5b7a92;
  --grad:linear-gradient(135deg,#38bdf8 0%,#0ea5e9 45%,#0284c7 100%);
  --grad-soft:linear-gradient(160deg,#f0f9ff 0%,#e0f2fe 60%,#bae6fd 100%);
  --shadow:0 10px 30px rgba(2,132,199,.12);
  --shadow-lg:0 18px 50px rgba(2,132,199,.18);
  --radius:18px;
  --maxw:1460px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:130px}
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:#fff;line-height:1.7;overflow-x:hidden;
}
/* ===== 全站整体放大 1.06 倍（≤768px 不缩放，避免移动端溢出） ===== */
body{zoom:1.06}
@media(max-width:768px){body{zoom:1}}
img{max-width:100%;display:block;border:0}
a{text-decoration:none;color:inherit}
ul,li{list-style:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.t-center{text-align:center}

/* ========== 滚动入场动画 ========== */
.reveal{opacity:0;transform:translateY(36px);transition:opacity .8s ease,transform .8s cubic-bezier(.22,.61,.36,1)}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal[data-delay="1"]{transition-delay:.12s}
.reveal[data-delay="2"]{transition-delay:.24s}
.reveal[data-delay="3"]{transition-delay:.36s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ========== 顶部信息条 ========== */
.topbar{background:var(--grad);color:#fff;font-size:13px;position:relative;z-index:60}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:38px;gap:16px;flex-wrap:wrap}
.topbar a{color:#fff;opacity:.95}
.topbar .tb-group{display:flex;gap:18px;align-items:center;white-space:nowrap}
.topbar .tb-right{display:flex;align-items:center;gap:14px;margin-left:auto}
.topbar .tb-cta{background:#fff;color:var(--sky-700) !important;font-weight:700;font-size:12.5px;padding:4px 15px;border-radius:999px;white-space:nowrap;opacity:1;box-shadow:0 4px 12px rgba(3,60,90,.22);transition:.25s}
.topbar .tb-cta:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(3,60,90,.3)}
@media(max-width:768px){.topbar .tb-group{display:none}}

/* ========== 导航 ========== */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);box-shadow:0 2px 20px rgba(2,132,199,.08);transition:box-shadow .3s}
.header.scrolled{box-shadow:0 6px 26px rgba(2,132,199,.16)}
.nav{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:76px;max-width:var(--maxw);margin:0 auto;padding:0 24px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;justify-self:start}
.logo-mark{width:44px;height:44px;border-radius:12px;background:var(--grad);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:20px;box-shadow:0 6px 16px rgba(14,165,233,.4);flex-shrink:0}
.logo-text b{font-size:15.5px;color:var(--ink);display:block;line-height:1.25;white-space:nowrap}
.logo-text span{font-size:10.5px;color:var(--sky-600);letter-spacing:.5px;white-space:nowrap}
.nav-links{display:flex;gap:10px;align-items:center;justify-self:center;min-width:0}
.nav-links a{padding:9px 11px;border-radius:10px;font-size:15px;color:var(--ink-2);font-weight:500;transition:.25s;position:relative;white-space:nowrap}
.nav-links a:hover{color:var(--sky-600);background:var(--sky-100)}
.nav-links a.active{color:var(--sky-700);font-weight:700}
.nav-links a.active::after{content:"";position:absolute;left:10px;right:10px;bottom:2px;height:3px;border-radius:2px;background:var(--grad)}
/* ===== 导航右侧搜索框（dedebiz 搜索入口） ===== */
.nav-search{display:flex;align-items:center;gap:6px;justify-self:end;width:232px;max-width:100%;min-width:0;background:var(--sky-50);border:1.5px solid var(--sky-200);border-radius:999px;padding:3px 3px 3px 15px;transition:.25s}
.nav-search:focus-within{border-color:var(--sky-400);background:#fff;box-shadow:0 0 0 4px rgba(14,165,233,.12)}
.nav-search input{flex:1 1 auto;min-width:0;border:none;outline:none;background:none;font-family:inherit;font-size:13.5px;color:var(--ink)}
.nav-search input::placeholder{color:#94a9ba}
.nav-search button{flex:0 0 auto;width:32px;height:32px;border:none;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.25s;box-shadow:0 4px 12px rgba(14,165,233,.35)}
.nav-search button:hover{transform:scale(1.08)}
.nav-search svg{width:15px;height:15px;fill:none;stroke:#fff;stroke-width:2.4;stroke-linecap:round}
/* ===== 下拉导航面板 ===== */
.nav-item{position:relative;display:flex;align-items:center}
.caret{display:inline-block;width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor;opacity:.5;margin-left:3px;transition:transform .25s}
.has-drop:hover .caret{transform:rotate(180deg)}
.has-drop::after{content:"";position:absolute;left:-12px;right:-12px;top:100%;height:18px}
.drop-panel{position:absolute;top:100%;left:50%;transform:translate(-50%,12px);background:#fff;border:1px solid var(--sky-100);border-radius:16px;box-shadow:0 24px 60px rgba(2,60,90,.18),0 4px 14px rgba(2,60,90,.08);padding:24px;opacity:0;visibility:hidden;transition:.28s;z-index:90}
.has-drop:hover .drop-panel,.has-drop:focus-within .drop-panel{opacity:1;visibility:visible;transform:translate(-50%,6px)}
.drop-panel.rp{left:auto;right:-8px;transform:translateY(12px)}
.has-drop:hover .drop-panel.rp,.has-drop:focus-within .drop-panel.rp{transform:translateY(6px)}
.mega{width:780px;display:grid;grid-template-columns:1fr 240px;gap:24px}
.mega.solo{grid-template-columns:1fr;width:560px}
.mega-title{display:flex;justify-content:space-between;align-items:center;font-size:14.5px;font-weight:800;color:var(--ink);border-bottom:2px solid var(--sky-100);padding-bottom:10px;margin-bottom:12px}
.mega-title a{font-size:12px;font-weight:600;color:var(--sky-600);padding:0}
.mega-title a:hover{background:none}
.mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px 12px}
.mega-grid a{font-size:13.5px;color:var(--ink-2);padding:7px 10px;border-radius:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mega-list{width:224px;padding:12px}
.mega-list a{display:block;font-size:13.5px;color:var(--ink-2);padding:9px 12px;border-radius:8px;white-space:nowrap}
.mega-list a:hover{color:var(--sky-700);background:var(--sky-100)}
.mega-side{background:linear-gradient(165deg,#f0f9ff,#e0f2fe);border-radius:12px;padding:20px 18px;display:flex;flex-direction:column;gap:5px}
.mega-side b{font-size:12.5px;color:var(--ink-2);font-weight:600}
.mega-side strong{font-size:22px;color:var(--sky-700);letter-spacing:.5px}
.mega-side span{font-size:12px;color:var(--ink-3)}
.mega-side .side-btn{margin-top:10px;background:var(--grad);color:#fff !important;text-align:center;padding:10px 12px;border-radius:10px;font-size:13.5px;font-weight:600;box-shadow:0 6px 14px rgba(14,165,233,.35)}
.sub-tgl{display:none}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.burger span{width:24px;height:2.5px;background:var(--sky-600);border-radius:2px;transition:.3s}
.nav-mask{display:none;position:fixed;inset:0;background:rgba(6,44,70,.45);z-index:55}
.nav-mask.open{display:block}
@media(max-width:480px){.logo-text{display:none}}
@media(max-width:1300px){
  .nav{grid-template-columns:auto 1fr auto;gap:10px}
  .nav-links{position:fixed;top:0;right:-100%;height:100vh;width:min(80vw,330px);background:#fff;flex-direction:column;align-items:stretch;padding:90px 24px 24px;gap:6px;box-shadow:-10px 0 40px rgba(2,132,199,.15);transition:right .35s cubic-bezier(.22,.61,.36,1);z-index:70;overflow-y:auto}
  .nav-links.open{right:0}
  .nav-links a{padding:12px 14px;font-size:16px}
  .nav-search{width:auto;max-width:none;justify-self:stretch}
  .burger{display:flex;z-index:80}
  /* 移动端下拉折叠 */
  .nav-item{flex-wrap:wrap}
  .nav-item>a{flex:1}
  .sub-tgl{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border:none;background:var(--sky-100);border-radius:8px;color:var(--sky-700);font-size:13px;cursor:pointer}
  .drop-panel{position:static;opacity:1;visibility:visible;transform:none !important;width:100% !important;display:none;padding:4px 0 10px 12px;border:none;box-shadow:none}
  .has-drop.open .drop-panel{display:block}
  .mega{grid-template-columns:1fr;width:auto}
  .mega-grid{grid-template-columns:1fr 1fr}
  .mega-list{width:auto;padding:0 0 0 10px}
  .mega-side{display:none}
}

/* ========== 按钮 ========== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 30px;border-radius:999px;font-size:15.5px;font-weight:600;transition:.3s;cursor:pointer;border:none;font-family:inherit}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(14,165,233,.35)}
.btn-grad:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(14,165,233,.45)}
.btn-white{background:#fff;color:var(--sky-700);box-shadow:0 10px 26px rgba(3,60,90,.25)}
.btn-white:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(3,60,90,.32)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.65);color:#fff;background:rgba(255,255,255,.08)}
.btn-ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-3px)}

/* ========== 内页横幅 ========== */
.page-hero{position:relative;background:linear-gradient(135deg,#0ea5e9 0%,#0284c7 55%,#0369a1 100%);color:#fff;padding:64px 0 78px;overflow:hidden}
.page-hero::before,.page-hero::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.12)}
.page-hero::before{width:340px;height:340px;top:-150px;right:-90px}
.page-hero::after{width:220px;height:220px;bottom:-110px;left:-60px}
.page-hero .container{position:relative;z-index:2}
.ph-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.35);padding:6px 16px;border-radius:999px;font-size:12.5px;letter-spacing:1px;margin-bottom:18px}
.ph-tag i{width:7px;height:7px;border-radius:50%;background:#a7f3d0}
.page-hero h1{font-size:clamp(26px,3.6vw,42px);font-weight:800;letter-spacing:1px;margin-bottom:12px;line-height:1.25}
.page-hero h1 .t-seo{display:none}
.page-hero h1 .t-seo:not(:empty){display:inline}
.page-hero h1 .t-seo:not(:empty)~.t-name{display:none}
.page-hero .ph-desc{font-size:15.5px;color:rgba(255,255,255,.92);max-width:720px}
.page-hero .ph-btns{margin-top:26px;display:flex;gap:14px;flex-wrap:wrap}

/* ========== 面包屑 ========== */
.crumb{background:#f7fbfe;border-bottom:1px solid var(--sky-100);padding:12px 0;font-size:13.5px;color:var(--ink-3)}
.crumb a{color:var(--ink-3)}
.crumb a:hover{color:var(--sky-600)}
.crumb .cur{color:var(--sky-700);font-weight:600}
/* --- 面包屑一行化（dede position 输出 li，必须 inline 化） --- */
.crumb-pos{display:flex;align-items:center;flex-wrap:wrap;gap:2px;font-size:13.5px;color:var(--ink-3);line-height:1.6}
.crumb-pos .crumb-label{display:inline-flex;align-items:center;gap:5px;font-weight:600;color:var(--ink-2)}
.crumb-pos .crumb-label::before{content:"";width:4px;height:15px;border-radius:2px;background:var(--grad)}
.crumb-pos .breadcrumb-item{display:inline-flex;align-items:center;list-style:none !important;margin:0 !important;padding:0 !important}
.crumb-pos .breadcrumb-item + .breadcrumb-item::before{content:"›";margin:0 9px;color:var(--sky-300);font-weight:700;font-size:14px}
.crumb-pos .breadcrumb-item a{color:var(--ink-3)}
.crumb-pos .breadcrumb-item a:hover{color:var(--sky-600)}
.crumb-pos .breadcrumb-item:last-child,.crumb-pos .cur{color:var(--sky-700);font-weight:600}
.crumb-pos .cur{margin-left:2px}
/* 分页：直接子元素（无 li 包裹时）兼容 */
.pagelist>a,.pagelist>span{display:inline-flex;align-items:center;padding:8px 16px;border-radius:10px;background:#fff;border:1px solid var(--sky-200);color:var(--ink-2);font-size:13.5px;text-decoration:none;transition:.22s}
.pagelist>a:hover{color:var(--sky-700);border-color:var(--sky-400)}
.pagelist>.cur{background:var(--grad);color:#fff;border-color:transparent;font-weight:700}

/* ========== 表单卡片 ========== */
.form-card{background:#fff;border-radius:22px;box-shadow:var(--shadow-lg);padding:36px 34px}
.form-card h3{font-size:20px;margin-bottom:6px}
.form-card .form-tip{font-size:13px;color:var(--ink-3);margin-bottom:22px}
.form-card label{font-size:13.5px;font-weight:600;display:block;margin:14px 0 6px;color:var(--ink-2)}
.form-card input,.form-card textarea,.form-card select{width:100%;padding:12px 15px;border:1.5px solid var(--sky-200);border-radius:12px;font-size:14.5px;font-family:inherit;transition:.25s;background:var(--sky-50);color:var(--ink);outline:none}
.form-card input:focus,.form-card textarea:focus,.form-card select:focus{border-color:var(--sky-500);background:#fff;box-shadow:0 0 0 4px rgba(14,165,233,.14)}
.form-card textarea{resize:vertical}
.form-card .btn{width:100%;margin-top:22px;background:var(--grad);color:#fff}
.form-card .btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(14,165,233,.4)}
.form-card .btn[disabled]{opacity:.7;cursor:not-allowed;transform:none}
.form-ok{display:none;text-align:center;padding:50px 0;color:var(--sky-700);font-weight:700;font-size:17px}

/* ========== 页脚 ========== */
footer{background:#062c46;color:#b9d6e8;margin-top:88px}
.foot-main{max-width:var(--maxw);margin:0 auto;padding:64px 24px 40px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.foot-main h4{color:#fff;font-size:16px;margin-bottom:18px;position:relative;padding-bottom:10px}
.foot-main h4::after{content:"";position:absolute;left:0;bottom:0;width:28px;height:2.5px;background:var(--grad)}
.foot-main ul li{margin-bottom:10px;font-size:13.5px}
.foot-main a:hover{color:#7dd3fc}
.foot-logo{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.foot-logo .logo-mark{box-shadow:none}
.foot-logo b{color:#fff;font-size:16px;display:block;line-height:1.3}
.foot-logo span{font-size:11.5px;color:#7dd3fc;letter-spacing:1px}
.foot-desc{font-size:13.5px;line-height:1.8;opacity:.85}
.foot-bottom{border-top:1px solid rgba(125,211,252,.18);text-align:center;padding:20px 24px;font-size:12.5px;opacity:.75;line-height:1.9}
.foot-bottom a{color:inherit}
@media(max-width:960px){.foot-main{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.foot-main{grid-template-columns:1fr;gap:28px}}

/* ========== 浮动工具条 ========== */
.to-top{position:fixed;right:26px;bottom:30px;width:48px;height:48px;border-radius:50%;background:var(--grad);color:#fff;border:none;font-size:20px;cursor:pointer;opacity:0;pointer-events:none;transition:.35s;box-shadow:0 10px 24px rgba(14,165,233,.4);z-index:80}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{transform:translateY(-4px)}
.side-bar{position:fixed;left:0;top:34%;z-index:79;display:flex;flex-direction:column;background:#fff;border-radius:0 14px 14px 0;box-shadow:2px 4px 18px rgba(2,132,199,.18);overflow:hidden}
.side-bar a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;width:64px;padding:12px 4px;font-size:12px;color:var(--ink-2);transition:.25s;border-bottom:1px solid var(--sky-100)}
.side-bar a:last-child{border-bottom:none}
.side-bar a i{font-style:normal;font-size:19px;line-height:1}
.side-bar a:hover{background:var(--sky-50);color:var(--sky-600)}
.side-bar .sb-hot{background:var(--grad);color:#fff}
.side-bar .sb-hot:hover{background:linear-gradient(135deg,#0ea5e9,#0369a1);color:#fff}
@media(max-width:768px){
  .side-bar{display:none}
  .to-top{right:16px;bottom:76px;width:42px;height:42px}
}