/* ============ 基础 ============ */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --blue:#0175ff;
  --blue-d:#005fd6;
  --ink:#1d2129;
  --ink-2:#4e5969;
  --ink-3:#86909c;
  --bg-soft:#f5f7fa;
  --green:#23b26d;
  --radius:16px;
}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.sec-title{font-size:36px;font-weight:700;text-align:center;letter-spacing:.5px}
.sec-sub{text-align:center;color:var(--ink-3);font-size:15px;margin-top:12px}
.reveal{opacity:0;transform:translateY(36px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}
.btn{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 34px;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:.25s;border:1px solid transparent;font-family:inherit;appearance:none;-webkit-appearance:none}
.btn:disabled,.pbtn:disabled{opacity:.75;cursor:wait}
@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue-d);transform:translateY(-2px);box-shadow:0 10px 24px rgba(1,117,255,.35)}
.btn-ghost{border-color:rgba(255,255,255,.7);color:#fff;background:rgba(255,255,255,.06)}
.btn-ghost:hover{background:rgba(255,255,255,.16)}
.btn-ghost.dark{border-color:#c2c7d0;color:var(--ink);background:#fff}
.btn-ghost.dark:hover{border-color:var(--blue);color:var(--blue)}

/* ============ 顶部导航 ============ */
.header{position:fixed;top:0;left:0;right:0;z-index:100;transition:.3s}
.header .hcont{max-width:1400px;margin:0 auto;padding:0 32px;height:68px;display:flex;align-items:center;gap:36px}
.header .logo{display:flex;align-items:center;gap:8px}
.header .logo img{height:26px;filter:brightness(0) invert(1)}
.header nav{display:flex;gap:26px;flex:1}
.header nav a{color:rgba(255,255,255,.92);font-size:15px;position:relative;padding:6px 0;cursor:pointer;white-space:nowrap}
.header nav a:hover{color:#fff}
.header nav a::after{content:"";position:absolute;left:50%;bottom:-2px;width:0;height:2px;background:#fff;border-radius:2px;transition:.25s;transform:translateX(-50%)}
.header nav a:hover::after{width:100%}
.header .hright{display:flex;align-items:center;gap:16px}
.header .login{color:rgba(255,255,255,.92);font-size:15px;cursor:pointer}
.header .trial{height:38px;padding:0 20px;border-radius:8px;background:var(--blue);color:#fff;font-size:14px;font-weight:600;display:inline-flex;align-items:center;transition:.25s}
.header .trial:hover{background:var(--blue-d)}
.header.scrolled{background:rgba(255,255,255,.96);backdrop-filter:blur(12px);box-shadow:0 2px 16px rgba(20,30,60,.08)}
.header.scrolled nav a{color:var(--ink-2)}
.header.scrolled nav a:hover{color:var(--blue)}
.header.scrolled nav a::after{background:var(--blue)}
.header.scrolled .login{color:var(--ink-2)}
.header.scrolled .logo img{filter:none}

/* ============ 首屏 Banner ============ */
.hero{position:relative;height:760px;overflow:hidden;background:#060d1a}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .9s ease;pointer-events:none}
.slide.active{opacity:1;pointer-events:auto}
.slide .bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center top}
.slide .inner{position:relative;z-index:2;max-width:1200px;margin:0 auto;padding:150px 24px 0;height:100%}
.slide .title-img{height:118px;width:auto;margin-bottom:26px}
.slide .slogan{font-size:18px;letter-spacing:1px;margin-bottom:36px}
.slide.todesk .slogan{color:rgba(255,255,255,.85)}
.slide.team .slogan,.slide.audit .slogan{color:var(--ink-2)}
.slide .btns{display:flex;gap:18px}
.slide .note{position:absolute;bottom:176px;font-size:12px;color:rgba(255,255,255,.45)}
/* 轮播指示器 */
.hero-indicators{position:absolute;z-index:5;left:50%;transform:translateX(-50%);bottom:126px;max-width:1200px;width:100%;padding:0 24px;display:flex;gap:34px}
.ind{display:flex;align-items:center;gap:10px;cursor:pointer;color:rgba(255,255,255,.55);font-size:14px;transition:.3s}
.ind .bar{width:64px;height:3px;border-radius:3px;background:rgba(150,160,180,.35);overflow:hidden}
.ind .bar i{display:block;height:100%;width:0;background:var(--blue)}
.ind.on{color:#fff;font-weight:600}
.ind.on .bar i{animation:prog 5.5s linear forwards}
.hero.light-ind .ind{color:#9aa3b2}
.hero.light-ind .ind.on{color:var(--ink)}
@keyframes prog{from{width:0}to{width:100%}}

/* ============ 内页头图 ============ */
.phero{background:radial-gradient(1000px 460px at 50% 0%,#123a72,#060d1a 70%);padding:148px 0 64px;color:#fff;text-align:center}
.phero h1{font-size:38px;font-weight:800;letter-spacing:.5px;line-height:1.35}
.phero .psub{margin-top:14px;font-size:15px;color:rgba(255,255,255,.62)}
.crumb{font-size:13px;color:rgba(255,255,255,.6);margin-bottom:16px}
.crumb a{color:rgba(255,255,255,.8)}
.crumb a:hover{color:#fff}
.crumb span.sep{margin:0 8px;opacity:.5}
.lede{max-width:920px;margin:26px auto 0;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:18px 22px;font-size:15px;line-height:1.95;text-align:left;color:rgba(255,255,255,.9)}
.lede b{color:#8ec5ff}
.phero .pbtns{margin-top:28px;display:flex;justify-content:center;gap:16px;flex-wrap:wrap}

/* ============ 版本悬浮卡 ============ */
.ver-cards{position:relative;z-index:10;margin-top:-96px}
.ver-cards .row{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.vcard{background:#fff;border-radius:14px;padding:18px 16px;box-shadow:0 8px 30px rgba(20,35,80,.10);display:flex;justify-content:space-between;gap:8px;transition:.3s;cursor:pointer;border:1px solid #f0f2f6}
.vcard:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(1,117,255,.16)}
.vcard h4{font-size:15px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.vcard h4 .tag{font-size:10px;font-weight:500;padding:2px 6px;border-radius:4px;background:#eaf3ff;color:var(--blue)}
.vcard h4 .tag.hot{background:#ffe9e7;color:#f53f3f}
.vcard p{font-size:11px;color:var(--ink-3);margin-top:8px;line-height:1.5}
.vcard .vic{width:34px;height:34px;border-radius:9px;flex:none;display:flex;align-items:center;justify-content:center;font-size:18px;background:#f0f6ff}

/* ============ 通用区块 ============ */
.sec{padding:76px 0}
.sec.gray{background:#f7f9fc}
.h2{font-size:30px;font-weight:800;text-align:center;letter-spacing:.5px}
.h2sub{text-align:center;color:var(--ink-3);font-size:15px;margin-top:12px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:42px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:42px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:42px}
.card{background:#fff;border:1px solid #eef0f4;border-radius:16px;padding:24px 22px;box-shadow:0 6px 22px rgba(25,45,100,.05);transition:.3s}
.card:hover{transform:translateY(-5px);box-shadow:0 16px 40px rgba(25,45,100,.10)}
.card h3{font-size:18px;margin-bottom:10px;line-height:1.5}
.card h3 .ico{margin-right:8px}
.card p{font-size:13.5px;color:var(--ink-2);line-height:1.85}
.card ul{margin-top:12px}
.card li{font-size:13px;color:var(--ink-2);line-height:1.8;padding-left:16px;position:relative}
.card li::before{content:"";position:absolute;left:2px;top:11px;width:5px;height:5px;border-radius:50%;background:var(--blue)}

/* ============ 表格 ============ */
.tblbox{overflow-x:auto;margin-top:40px}
.tbl{width:100%;border-collapse:collapse;font-size:14px;background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 8px 30px rgba(20,40,90,.07);min-width:720px}
.tbl th,.tbl td{padding:14px 16px;border-bottom:1px solid #eef0f4;text-align:left;vertical-align:top}
.tbl thead th{background:#eaf3ff;color:var(--ink);font-weight:700;white-space:nowrap}
.tbl tbody tr:last-child td{border-bottom:none}
.tbl td b{color:var(--blue)}
.tbl tbody tr:hover{background:#fafcff}

/* ============ 步骤 ============ */
.steps{margin-top:40px;display:flex;flex-direction:column;gap:16px}
.step{display:flex;gap:16px;background:#fff;border:1px solid #eef0f4;border-radius:14px;padding:20px 22px;box-shadow:0 6px 22px rgba(25,45,100,.05)}
.step .no{width:34px;height:34px;border-radius:50%;background:var(--blue);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;flex:none;font-size:15px}
.step b{font-size:16px;color:var(--ink)}
.step p{font-size:13.5px;color:var(--ink-3);margin-top:6px;line-height:1.85}

/* ============ FAQ 折叠 ============ */
.faq{max-width:880px;margin:40px auto 0}
.faq details{background:#fff;border:1px solid #eef0f4;border-radius:12px;margin-bottom:12px;overflow:hidden}
.faq summary{cursor:pointer;padding:16px 20px;font-size:16px;font-weight:600;color:var(--ink);list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--blue);font-weight:700;font-size:18px}
.faq details[open] summary::after{content:"-"}
.faq .ans{padding:0 20px 18px;font-size:14px;color:var(--ink-2);line-height:1.95}
.faq .ans b{color:var(--ink)}

/* ============ 正文文章 ============ */
.art{max-width:860px;margin:0 auto;font-size:15.5px;line-height:2;color:var(--ink-2)}
.art h2{font-size:24px;color:var(--ink);margin:46px 0 16px;line-height:1.5;font-weight:700}
.art h2:first-child{margin-top:0}
.art h3{font-size:18px;color:var(--ink);margin:30px 0 12px;font-weight:700}
.art p{margin-bottom:16px}
.art ul{margin:0 0 20px}
.art li{padding-left:20px;position:relative;margin-bottom:8px}
.art li::before{content:"";position:absolute;left:4px;top:14px;width:6px;height:6px;border-radius:50%;background:var(--blue)}
.art strong{color:var(--ink)}
.art a{color:var(--blue);border-bottom:1px solid rgba(1,117,255,.35)}
.art a:hover{border-bottom-color:var(--blue)}
.artbox{background:#f5f8ff;border-left:4px solid var(--blue);border-radius:0 12px 12px 0;padding:18px 22px;margin:26px 0;font-size:14.5px;line-height:1.9}
.artbox b{color:var(--blue)}
.updated{text-align:center;color:var(--ink-3);font-size:13px;margin-top:44px}
.updated b{color:var(--ink-2)}
.toc{max-width:860px;margin:0 auto 10px;background:#fff;border:1px solid #eef0f4;border-radius:14px;padding:18px 22px;font-size:14px}
.toc b{display:block;margin-bottom:10px;color:var(--ink)}
.toc a{display:inline-block;margin:0 16px 6px 0;color:var(--blue)}

/* ============ 博客卡片 ============ */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:42px}
.post{background:#fff;border:1px solid #eef0f4;border-radius:16px;padding:22px 20px;box-shadow:0 6px 22px rgba(25,45,100,.05);transition:.3s;display:flex;flex-direction:column}
.post:hover{transform:translateY(-5px);box-shadow:0 16px 40px rgba(25,45,100,.10)}
.post h3{font-size:17px;line-height:1.55;margin-bottom:10px}
.post p{font-size:13px;color:var(--ink-2);line-height:1.85;flex:1}
.post .meta{font-size:12px;color:var(--ink-3);margin-top:14px}
.post .more{color:var(--blue);font-size:13px;font-weight:600;margin-top:10px}

/* ============ 站点地图页 ============ */
.smap{max-width:900px;margin:0 auto;display:grid;grid-template-columns:repeat(2,1fr);gap:26px;margin-top:40px}
.smap .grp{background:#fff;border:1px solid #eef0f4;border-radius:14px;padding:20px 22px}
.smap h3{font-size:16px;margin-bottom:12px;color:var(--ink)}
.smap li{margin-bottom:8px;font-size:13.5px}
.smap li a{color:var(--ink-2)}
.smap li a:hover{color:var(--blue)}

/* ============ 数据统计 ============ */
.stats{padding:74px 0 10px}
.stats .nums{display:flex;justify-content:center;gap:150px;text-align:center;flex-wrap:wrap}
.stats .num b{font-size:42px;font-weight:800;letter-spacing:1px}
.stats .num span{display:block;margin-top:8px;color:var(--ink-2);font-size:14px}
.logostrip{margin-top:48px;overflow:hidden;position:relative;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.logostrip .track{display:flex;width:max-content;animation:marq 46s linear infinite}
.logostrip img{height:200px;width:auto;opacity:.85}
@keyframes marq{to{transform:translateX(-50%)}}

/* ============ 技术架构 ============ */
.arch{padding:90px 0 30px;background:linear-gradient(180deg,#fff,#f7f9fc)}
.arch .diagram{margin:44px auto 0;max-width:880px;background:#fff;border-radius:20px;box-shadow:0 12px 44px rgba(30,60,140,.10);padding:34px 40px}
.arch .metrics{display:flex;justify-content:center;gap:110px;margin-top:52px;text-align:center}
.arch .metrics .m b{font-size:44px;font-weight:800;color:var(--green)}
.arch .metrics .m b small{font-size:22px;font-weight:700}
.arch .metrics .m span{display:block;color:var(--ink-2);font-size:14px;margin-top:6px}
.arch .cap{text-align:center;margin-top:38px;color:var(--ink-2);font-size:15px}
.arch .cap b{color:var(--ink)}

/* ============ 自主研发 ============ */
.engine{padding:80px 0 90px;background:#f7f9fc}
.engine .etitle{font-size:32px;font-weight:800;text-align:center}
.engine .etitle em{font-style:normal;color:var(--blue)}
.etabs{display:flex;justify-content:center;gap:0;margin:34px auto 0;position:relative;background:#eceff4;border-radius:999px;padding:5px;width:max-content;flex-wrap:wrap}
.etabs .et{position:relative;z-index:2;padding:10px 28px;border-radius:999px;font-size:15px;color:var(--ink-2);cursor:pointer;transition:.3s;white-space:nowrap}
.etabs .et.on{background:#14161c;color:#fff;font-weight:600}
.epanel{display:none;grid-template-columns:1fr 1.15fr;gap:70px;align-items:center;margin-top:56px}
.epanel.on{display:grid}
.epanel .edesc{color:var(--ink-3);font-size:14px}
.epanel h3{font-size:26px;margin:8px 0 26px}
.eitem{display:flex;gap:14px;padding:16px 18px;border-radius:12px;transition:.3s;cursor:pointer}
.eitem.on{background:#fff;box-shadow:0 8px 26px rgba(20,40,100,.08)}
.eitem .eico{width:38px;height:38px;border-radius:10px;background:#eaf3ff;color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:19px;flex:none}
.eitem b{font-size:16px}
.eitem b i{font-style:normal;color:var(--blue)}
.eitem p{font-size:13px;color:var(--ink-3);margin-top:6px;line-height:1.6}
.epanel .btn{margin-top:26px}
.epanel .eimg{border-radius:18px;overflow:hidden}
.epanel .eimg img{border-radius:18px;box-shadow:0 20px 60px rgba(15,40,110,.18)}

/* ============ 终端兼容 ============ */
.devices{padding:86px 0 96px;background:#fff}
.devices .dtitle{font-size:32px;font-weight:800;text-align:center}
.devices .dtitle em{font-style:normal;color:var(--blue)}
.dev-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:20px;margin-top:64px;align-items:end;text-align:center}
.dev{display:flex;flex-direction:column;align-items:center;gap:22px;transition:.3s}
.dev:hover{transform:translateY(-8px)}
.dev p{font-size:14px;color:var(--ink-2)}
.dv-phone{width:64px;height:126px;border-radius:14px;border:3px solid #2b2f36;background:linear-gradient(150deg,#3aa0ff,#0153d6 60%,#00e5c0);position:relative;box-shadow:0 10px 24px rgba(20,40,120,.18)}
.dv-phone::before{content:"";position:absolute;top:5px;left:50%;transform:translateX(-50%);width:22px;height:5px;border-radius:4px;background:#2b2f36}
.dv-pad{width:118px;height:88px;border-radius:12px;border:3px solid #2b2f36;background:linear-gradient(140deg,#69b4ff,#0175ff 55%,#00e5c0);box-shadow:0 10px 24px rgba(20,40,120,.18)}
.dv-mini{width:56px;height:96px;border-radius:8px;background:linear-gradient(180deg,#3a3f47,#14161c);position:relative;box-shadow:0 10px 24px rgba(20,40,120,.18)}
.dv-mini::before{content:"";position:absolute;top:12px;left:50%;transform:translateX(-50%);width:8px;height:8px;border-radius:50%;background:var(--blue);box-shadow:0 20px 0 -2px #5b6470,0 34px 0 -2px #5b6470}
.dv-pc{display:flex;flex-direction:column;align-items:center}
.dv-pc .scr{width:128px;height:80px;border-radius:8px;border:3px solid #2b2f36;background:linear-gradient(140deg,#ffb35c,#f76b1c 60%,#c33);box-shadow:0 10px 24px rgba(20,40,120,.18)}
.dv-pc .neck{width:12px;height:12px;background:#2b2f36}
.dv-pc .base{width:52px;height:5px;border-radius:3px;background:#2b2f36}
.dv-laptop{display:flex;flex-direction:column;align-items:center}
.dv-laptop .scr{width:116px;height:74px;border-radius:8px 8px 0 0;border:3px solid #2b2f36;border-bottom:none;background:linear-gradient(140deg,#8ec5ff,#0175ff 65%,#7c5cff)}
.dv-laptop .kb{width:138px;height:8px;border-radius:0 0 10px 10px;background:#2b2f36;box-shadow:0 10px 24px rgba(20,40,120,.18)}
.dv-tv{display:flex;flex-direction:column;align-items:center}
.dv-tv .scr{width:132px;height:78px;border-radius:8px;border:3px solid #2b2f36;background:radial-gradient(circle at 60% 40%,#ffd76e,#ff8a3c 45%,#e24a1c 75%,#7d1f8c);box-shadow:0 10px 24px rgba(20,40,120,.18)}
.dv-tv .leg{width:86px;height:6px;border-radius:3px;background:transparent;border-left:16px solid transparent;border-right:16px solid transparent;border-bottom:8px solid #2b2f36}

/* ============ 深色全兼容 ============ */
.darksec{background:radial-gradient(1200px 500px at 50% 0%,#122a52,#060d1a 70%);padding:88px 0 96px;text-align:center;color:#fff;overflow:hidden}
.darksec h2{font-size:34px;font-weight:800;letter-spacing:2px}
.darksec .dsub{margin-top:14px;color:rgba(255,255,255,.55);font-size:15px}
.darksec .dsub b{color:#8ec5ff;font-weight:600}
.darksec .showbox{margin:52px auto 0;max-width:1000px;position:relative}
.darksec .showbox::before{content:"";position:absolute;inset:-40px -60px;background:radial-gradient(closest-side,rgba(1,117,255,.35),transparent);filter:blur(30px);z-index:0}
.darksec .showbox img{position:relative;z-index:1;border-radius:18px;margin:0 auto;box-shadow:0 30px 90px rgba(0,0,0,.5)}

/* ============ 企业版 ============ */
.ent{padding:92px 0;background:linear-gradient(180deg,#fff, #f4f8ff)}
.ent .tt{font-size:34px;font-weight:800;text-align:center}
.ent .tt em{font-style:normal;color:var(--blue)}
.entbox{display:grid;grid-template-columns:150px 1fr;gap:26px;margin-top:52px;background:#fff;border-radius:20px;box-shadow:0 14px 50px rgba(30,60,140,.10);padding:34px;align-items:stretch}
.entabs{display:flex;flex-direction:column;gap:8px;border-right:1px solid #f0f2f6;padding-right:18px}
.entab{display:flex;flex-direction:column;align-items:center;gap:6px;padding:16px 6px;border-radius:12px;cursor:pointer;color:var(--ink-2);font-size:14px;transition:.25s}
.entab .aico{font-size:20px}
.entab.on{background:#eaf3ff;color:var(--blue);font-weight:700}
.entab:hover:not(.on){background:#f5f8ff}
.entpanels{display:grid;grid-template-columns:1fr 1.1fr;gap:44px;align-items:center}
.ep{display:none}
.ep.on{display:contents}
.ep .txt h3{font-size:24px;line-height:1.4}
.ep .txt ul{margin-top:22px;display:flex;flex-direction:column;gap:14px}
.ep .txt li{font-size:14px;color:var(--ink-2);line-height:1.7;padding-left:22px;position:relative}
.ep .txt li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--blue)}
.ep .txt li b{color:var(--ink)}
.ep .txt .btn{margin-top:28px}
.ep .pimg img{border-radius:14px;box-shadow:0 16px 46px rgba(15,40,110,.16)}

/* ============ 行业方案 ============ */
.sol{padding:88px 0;background:#fff}
.sol-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:52px}
.solcard{border-radius:16px;padding:26px 22px;color:#fff;min-height:210px;position:relative;overflow:hidden;transition:.3s;cursor:pointer}
.solcard:hover{transform:translateY(-8px)}
.solcard h4{font-size:20px;display:flex;align-items:center;gap:8px}
.solcard .stag{font-size:10px;background:rgba(255,255,255,.25);border-radius:4px;padding:2px 6px;font-weight:500}
.solcard p{font-size:12.5px;opacity:.92;margin-top:12px;line-height:1.7}
.solcard ul{margin-top:14px;font-size:12px;opacity:.9;display:flex;flex-direction:column;gap:8px}
.solcard ul li{padding-left:16px;position:relative}
.solcard ul li::before{content:"✓";position:absolute;left:0}
.solcard.c1{background:linear-gradient(150deg,#2fcf8f,#0e9f6e)}
.solcard.c2{background:linear-gradient(150deg,#ffa53c,#f0761c)}
.solcard.c3{background:linear-gradient(150deg,#3aa0ff,#0153d6)}
.solcard.c4{background:linear-gradient(150deg,#a26bff,#6d3be0)}
.solcard::after{content:"";position:absolute;right:-30px;bottom:-30px;width:120px;height:120px;border-radius:50%;background:rgba(255,255,255,.10)}

/* ============ 王牌应用 ============ */
.prod{padding:88px 0;background:linear-gradient(180deg,#f7f9ff,#eef3ff)}
.prod-row{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:52px}
.pcard{border-radius:20px;overflow:hidden;background:#14161c;box-shadow:0 20px 60px rgba(20,35,90,.18);transition:.35s}
.pcard:hover{transform:translateY(-6px)}
.pcard .phead{position:relative;padding:30px 30px 26px;background-size:cover;background-position:center;display:flex;align-items:center;gap:16px}
.pcard .phead img{width:56px;height:56px;border-radius:14px}
.pcard .phead h3{color:#fff;font-size:22px}
.pcard .phead .pbtn{position:absolute;right:26px;top:26px;height:36px;padding:0 18px;border-radius:8px;background:var(--blue);color:#fff;font-size:13px;font-weight:600;display:inline-flex;align-items:center;transition:.25s;border:none;font-family:inherit;cursor:pointer;appearance:none;-webkit-appearance:none}
.pcard .phead .pbtn:hover{background:var(--blue-d)}
.pcard .phead small{position:absolute;left:calc(30px + 72px);bottom:14px;color:rgba(255,255,255,.5);font-size:11px}
.pcard .plist{background:#fff;padding:22px 26px 28px;display:flex;flex-direction:column}
.pitem{display:flex;align-items:center;gap:16px;padding:15px 12px;border-radius:12px;transition:.25s;cursor:pointer}
.pitem:hover{background:#f4f8ff}
.pitem .pico{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;flex:none;background:#eef4ff;color:var(--blue)}
.pitem b{font-size:16px}
.pitem .ptags{display:flex;gap:12px;margin-top:6px;flex-wrap:wrap}
.pitem .ptags span{font-size:11px;color:var(--ink-3);padding-left:12px;position:relative}
.pitem .ptags span::before{content:"";position:absolute;left:0;top:6px;width:4px;height:4px;border-radius:50%;background:#c2c7d0}
.pitem .arr{margin-left:auto;color:#c2c7d0;transition:.25s}
.pitem:hover .arr{color:var(--blue);transform:translateX(4px)}

/* ============ 用户评价 ============ */
.reviews{padding:88px 0;background:#fff}
.rev-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:52px}
.rev{background:#fff;border:1px solid #eef0f4;border-radius:14px;padding:22px 20px;box-shadow:0 6px 22px rgba(25,45,100,.06);transition:.3s}
.rev:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(25,45,100,.12)}
.rev .rhead{display:flex;align-items:center;gap:12px}
.rev .ava{width:40px;height:40px;border-radius:50%;color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:16px}
.rev .rhead b{font-size:14px;display:block}
.rev .stars{color:#ffb400;font-size:12px;letter-spacing:2px;margin-top:3px}
.rev p{margin-top:14px;font-size:12.5px;color:var(--ink-2);line-height:1.8}

/* ============ 客户信赖 ============ */
.clients{padding:86px 0;background:#f7f9fc}
.clients .ct{font-size:32px;font-weight:800;text-align:center}
.clients .ct em{font-style:normal;color:var(--blue)}
.cwall{margin-top:48px;display:flex;flex-direction:column;gap:16px;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.cwall .cline{display:flex;width:max-content;gap:0}
.cwall .cline.l1{animation:marq 55s linear infinite}
.cwall .cline.l2{animation:marq 65s linear infinite reverse}
.cwall img{height:160px;width:auto}

/* ============ 资质证书 ============ */
.certs{padding:86px 0 90px;background:#fff}
.cert-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:14px;margin-top:52px}
.cert{background:#fff;border:1px solid #eef0f4;border-radius:12px;padding:20px 10px;text-align:center;box-shadow:0 4px 16px rgba(25,45,100,.05);transition:.3s}
.cert:hover{transform:translateY(-5px);box-shadow:0 12px 30px rgba(25,45,100,.12)}
.cert img{height:56px;width:auto;margin:0 auto 12px;object-fit:contain}
.cert .badge{width:56px;height:56px;margin:0 auto 12px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:24px;background:linear-gradient(140deg,#eaf3ff,#d6e7ff)}
.cert p{font-size:11.5px;color:var(--ink-2);line-height:1.5}

/* ============ 蓝色 CTA ============ */
.cta-blue{background:linear-gradient(100deg,#0165e0,#0175ff 45%,#0f8bff);padding:78px 0;text-align:center;color:#fff;position:relative;overflow:hidden}
.cta-blue::before,.cta-blue::after{content:"";position:absolute;border:2px solid rgba(255,255,255,.14);border-radius:50%}
.cta-blue::before{width:420px;height:420px;left:-140px;top:-190px}
.cta-blue::after{width:520px;height:520px;right:-180px;bottom:-300px}
.cta-blue h2{font-size:36px;font-weight:800;position:relative}
.cta-blue h2 em{font-style:normal;color:#9fe0ff}
.cta-blue p{margin-top:14px;font-size:14px;opacity:.85;position:relative}
.cta-blue .btns{margin-top:34px;display:flex;justify-content:center;gap:18px;position:relative;flex-wrap:wrap}
.cta-blue .btn-w{background:#fff;color:var(--blue)}
.cta-blue .btn-w:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.2)}
.cta-blue .btn-o{border-color:rgba(255,255,255,.8);color:#fff}
.cta-blue .btn-o:hover{background:rgba(255,255,255,.12)}

/* ============ 企业版 CTA ============ */
.cta-ent{padding:86px 0;background:linear-gradient(180deg,#fff,#f2f7ff)}
.cta-ent .box{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center}
.cta-ent h2{font-size:30px;font-weight:800}
.cta-ent h2 em{font-style:normal;color:var(--blue)}
.cta-ent .tags{margin-top:18px;color:var(--ink-2);font-size:15px}
.cta-ent .btn{margin-top:30px}
.cta-ent img{max-width:420px;margin:0 auto}

/* ============ 页脚 ============ */
.footer{background:#14161a;color:#989ca6;padding:64px 0 0}
.footer .ftop{display:grid;grid-template-columns:1.6fr repeat(3,1fr) 1.2fr;gap:26px}
.footer .fbrand img{height:28px}
.footer .fbrand .fslogan{margin-top:14px;display:inline-block;background:linear-gradient(90deg,#0175ff,#0f8bff);color:#fff;font-size:12px;padding:5px 12px;border-radius:4px;letter-spacing:2px}
.footer h5{color:#e8eaee;font-size:14px;margin-bottom:16px;font-weight:600}
.footer li{margin-bottom:10px}
.footer li a,.footer li button{font-size:12.5px;color:#989ca6;transition:.2s;background:none;border:none;padding:0;font-family:inherit;cursor:pointer;text-align:left}
.footer li a:hover,.footer li button:hover{color:#fff}
.footer .social{display:flex;gap:12px;flex-wrap:wrap}
.footer .social a{width:36px;height:36px;border-radius:8px;background:#22252c;display:flex;align-items:center;justify-content:center;color:#c8ccd4;font-size:15px;transition:.25s}
.footer .social a:hover{background:var(--blue);color:#fff}
.footer .fbot{margin-top:52px;border-top:1px solid #24272e;padding:22px 0 26px;text-align:center;font-size:12px;color:#6d727c;line-height:2}
.footer .fbot a{color:#6d727c}
.footer .fbot a:hover{color:#fff}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .ver-cards .row{grid-template-columns:repeat(3,1fr)}
  .dev-grid{grid-template-columns:repeat(3,1fr);row-gap:48px}
  .sol-grid{grid-template-columns:repeat(2,1fr)}
  .rev-grid{grid-template-columns:repeat(2,1fr)}
  .cert-grid{grid-template-columns:repeat(4,1fr)}
  .stats .nums{gap:60px}
  .arch .metrics{gap:44px;flex-wrap:wrap}
  .epanel{grid-template-columns:1fr;gap:36px}
  .entbox{grid-template-columns:1fr}
  .entabs{flex-direction:row;border-right:none;border-bottom:1px solid #f0f2f6;padding:0 0 14px;overflow-x:auto}
  .entpanels{grid-template-columns:1fr}
  .prod-row{grid-template-columns:1fr}
  .cta-ent .box{grid-template-columns:1fr}
  .footer .ftop{grid-template-columns:repeat(2,1fr)}
  .header nav{display:none}
  .grid3,.posts{grid-template-columns:repeat(2,1fr)}
  .grid4{grid-template-columns:repeat(2,1fr)}
  .smap{grid-template-columns:1fr}
  .phero h1{font-size:30px}
}
@media (max-width:640px){
  .sec-title,.engine .etitle,.devices .dtitle,.ent .tt,.clients .ct,.h2{font-size:26px}
  .hero{height:640px}
  .slide .title-img{height:76px}
  .ver-cards .row{grid-template-columns:repeat(2,1fr)}
  .dev-grid{grid-template-columns:repeat(2,1fr)}
  .sol-grid,.rev-grid{grid-template-columns:1fr}
  .cert-grid{grid-template-columns:repeat(2,1fr)}
  .stats .nums{flex-direction:column;gap:30px}
  .grid3,.grid2,.grid4,.posts{grid-template-columns:1fr}
  .phero{padding:120px 0 48px}
  .phero h1{font-size:25px}
  .footer .ftop{grid-template-columns:1fr}
  .art{font-size:15px}
  .art h2{font-size:20px}
}