:root{--dt-blue:#1268d7;--dt-deep:#082d63;--dt-ink:#14243c;--dt-muted:#617089;--dt-line:#dce8f6;--dt-soft:#f4f8fd;--dt-cyan:#25b8d8}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--dt-ink);background:#fff;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif}
.dt-wrap{width:min(1180px,calc(100% - 40px));margin:0 auto}
.dt-sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.dt-hero{position:relative;overflow:hidden;padding:56px 0 48px;background:radial-gradient(circle at 26% 74%,rgba(31,164,242,.27),transparent 27%),linear-gradient(125deg,#e8f5ff 0%,#f7fbff 58%,#e7f3ff 100%)}.dt-hero:before{content:"";position:absolute;inset:-20%;background-image:linear-gradient(rgba(28,117,211,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(28,117,211,.055) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(90deg,#000,transparent 78%);animation:dtGridDrift 20s linear infinite}.dt-hero:after{content:"";position:absolute;left:-12%;top:-70%;width:70%;height:180%;border-radius:50%;background:conic-gradient(from 210deg,transparent 0 35%,rgba(87,192,248,.22) 43%,rgba(255,255,255,.55) 47%,transparent 52% 100%);filter:blur(1px);animation:dtLightSweep 16s linear infinite;pointer-events:none}.dt-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;min-height:510px}.dt-certificate-stage{position:relative;height:450px}.dt-certificate-stage:before{content:"";position:absolute;inset:24px 18px 32px;background:radial-gradient(circle at 18% 28%,rgba(34,162,236,.85) 0 2px,transparent 3px),radial-gradient(circle at 78% 22%,rgba(96,202,245,.75) 0 2px,transparent 3px),radial-gradient(circle at 86% 62%,rgba(38,145,224,.65) 0 2px,transparent 3px),radial-gradient(circle at 22% 72%,rgba(89,196,244,.7) 0 2px,transparent 3px);animation:dtParticleGlow 7s ease-in-out infinite;pointer-events:none}.dt-stage-ring{position:absolute;left:50%;bottom:10px;width:470px;height:120px;transform:translateX(-50%);border:2px solid rgba(44,154,231,.25);border-radius:50%;background:radial-gradient(ellipse,rgba(72,194,247,.22),rgba(255,255,255,.05) 60%,transparent 70%);box-shadow:0 0 45px rgba(34,152,229,.22),inset 0 0 45px rgba(34,152,229,.12)}.dt-stage-ring:before,.dt-stage-ring:after{content:"";position:absolute;inset:17px 45px;border:1px solid rgba(47,159,232,.28);border-radius:50%;animation:dtRing 6s ease-in-out infinite}.dt-stage-ring:after{inset:34px 95px;animation-delay:-2s}.dt-stage-cert{position:absolute;display:block;border:1px solid rgba(114,166,214,.42);border-radius:8px;background:#fff;box-shadow:0 18px 38px rgba(22,80,145,.18)}.dt-stage-cert.cert-mentor{left:calc(50% - 135px);top:6px;width:270px}.dt-stage-cert.cert-officer{left:14px;bottom:62px;width:248px}.dt-stage-cert.cert-cdo{right:8px;bottom:62px;width:248px}.dt-hero-copy>span{display:block;color:var(--dt-blue);font-size:13px;font-weight:800;letter-spacing:.17em}.dt-hero-copy h1{margin:14px 0 8px;color:#0c60c6;font-size:clamp(50px,5.4vw,76px);line-height:1.08;letter-spacing:-.04em}.dt-hero-copy h2{margin:0;color:#2e86e3;font-size:clamp(27px,3vw,40px);line-height:1.35}.dt-hero-copy p{display:flex;align-items:center;gap:13px;margin:28px 0 0;color:#1767b4;font-size:17px}.dt-hero-copy p i{width:45px;height:2px;background:#1767b4}.dt-hero-copy:after{content:"首席数据官 CDO　·　数据资产官　·　数据资产导师";display:block;margin-top:26px;padding:13px 17px;border:1px solid #c3ddf5;border-radius:12px;background:rgba(255,255,255,.65);color:#4c6f95;font-size:13px;line-height:1.6}.dt-sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@keyframes dtGridDrift{to{transform:translate3d(42px,42px,0)}}@keyframes dtLightSweep{to{transform:rotate(360deg)}}@keyframes dtParticleGlow{0%,100%{opacity:.38;filter:blur(.2px)}50%{opacity:1;filter:drop-shadow(0 0 8px rgba(47,173,239,.8))}}@keyframes dtRing{0%,100%{opacity:.55;transform:scale(.96)}50%{opacity:1;transform:scale(1.03)}}
.dt-heading>span{display:block;color:var(--dt-blue);font-size:13px;font-weight:800;letter-spacing:.16em}
.dt-section{padding:86px 0}.dt-heading{text-align:center;margin-bottom:36px}.dt-heading.left{text-align:left;margin-bottom:18px}.dt-heading h2{margin:10px 0 0;font-size:clamp(30px,4vw,46px);color:var(--dt-deep)}.dt-heading>p{margin:12px 0 0;color:var(--dt-muted)}
.dt-overview-picker{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.dt-overview-option{position:relative;min-height:220px;padding:28px 26px;text-align:center;border:1px solid var(--dt-line);border-radius:18px;background:#fff;color:var(--dt-ink);cursor:pointer;box-shadow:0 12px 32px rgba(18,76,139,.07);transition:.22s;user-select:text}.dt-overview-option:hover,.dt-overview-option:focus-visible,.dt-overview-option.is-active{border-color:#2a83e9;transform:translateY(-4px);box-shadow:0 18px 38px rgba(18,104,215,.13);outline:none}.dt-overview-option.is-active{background:linear-gradient(145deg,#fafdff,#eef6ff)}.dt-option-index{position:absolute;right:22px;top:18px;color:#dbeaf8;font-size:46px;font-weight:900;line-height:1}.dt-overview-option>i{display:grid;place-items:center;width:58px;height:58px;margin:0 auto;border-radius:16px;background:#eaf4ff;color:var(--dt-blue);font-style:normal}.dt-overview-option>i svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.dt-overview-option>h3{margin:20px 0 10px;color:var(--dt-deep);font-size:23px}.dt-overview-option>p{margin:0;color:var(--dt-muted);font-size:14px;line-height:1.7}.dt-overview-option.is-active .dt-option-index{color:#bcd9f6}.dt-overview-option.is-active>i{background:#dceeff}.dt-overview-detail{position:relative;overflow:hidden;min-height:76px;margin-top:18px;padding:23px 28px;border:1px dashed #c9dcef;border-radius:16px;background:linear-gradient(100deg,#f8fbff 0%,#f8fbff 72%,#f1f7fd 100%)}.dt-overview-empty{margin:0;text-align:center;color:#8a9bb0;line-height:28px}.dt-overview-detail article{position:relative;isolation:isolate;min-height:72px}.dt-overview-detail article:after{content:attr(data-detail-index) " / " attr(data-detail-title);position:absolute;z-index:-1;right:3px;bottom:-8px;color:rgba(21,105,190,.06);font-size:clamp(32px,4.2vw,52px);font-weight:900;line-height:1;letter-spacing:.01em;white-space:nowrap;pointer-events:none}.dt-overview-detail article>p{position:relative;z-index:1;margin:0 auto;max-width:980px;color:var(--dt-muted);font-size:15px;line-height:1.9;text-align:left}
.dt-cert{position:relative;overflow:hidden;padding:46px 0;background:radial-gradient(circle at 12% 50%,rgba(218,159,42,.12),transparent 24%),linear-gradient(135deg,#071f45,#0a3b75);color:#fff}.dt-cert:after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:linear-gradient(90deg,#d99a24,#b41f1a 45%,#e2b34f 72%,transparent)}.dt-cert-bar{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) 370px;gap:42px;align-items:stretch;min-height:188px}.dt-cert-copy{align-self:center;padding:8px 0}.dt-cert-copy>span{color:#f2c45f;font-size:11px;font-weight:800;letter-spacing:.14em}.dt-cert-copy h2{margin:7px 0 10px;color:#fff;font-size:28px}.dt-cert-copy p{max-width:690px;margin:0;color:#d7e8f8;font-size:14px;line-height:1.85}.dt-chain-link{position:relative;overflow:hidden;min-height:188px;padding:22px;display:flex;flex-direction:column;justify-content:space-between;border:1px solid rgba(226,177,72,.72);border-radius:20px;background:linear-gradient(145deg,#fffdf8,#fff5df);text-decoration:none;box-shadow:0 16px 34px rgba(0,0,0,.18);transition:transform .25s,box-shadow .25s,background .25s}.dt-chain-link:before{content:"";position:absolute;right:-52px;top:-62px;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle,rgba(223,169,48,.2),transparent 69%)}.dt-chain-logos{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1.15fr;gap:17px;align-items:center}.dt-chain-logos img{display:block;width:100%;height:48px;object-fit:contain}.dt-chain-logos img+img{padding-left:17px;border-left:1px solid rgba(161,111,25,.2)}.dt-chain-action{position:relative;z-index:1;margin-top:20px;padding:12px 14px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-radius:13px;color:#fff;background:linear-gradient(135deg,#ae271e,#cf4a2f 58%,#d79b31);box-shadow:0 10px 20px rgba(157,35,27,.2)}.dt-chain-action i{font-style:normal}.dt-chain-action small,.dt-chain-action strong{display:block}.dt-chain-action small{margin-bottom:2px;color:rgba(255,255,255,.72);font-size:10px;font-weight:700;letter-spacing:.12em}.dt-chain-action strong{font-size:15px;letter-spacing:.03em}.dt-chain-action b{width:34px;height:34px;display:grid;place-items:center;flex:0 0 34px;border-radius:50%;background:rgba(255,255,255,.16);font-size:19px;transition:transform .25s,background .25s}.dt-chain-link:hover{transform:translateY(-4px);box-shadow:0 22px 42px rgba(0,0,0,.24);background:#fff}.dt-chain-link:hover .dt-chain-action b{transform:translate(2px,-2px);background:rgba(255,255,255,.24)}
.dt-module-chips{display:flex;flex-wrap:wrap;gap:10px;margin:4px 0 30px}.dt-module-chips>span{padding:9px 14px;border:1px solid #cfe0f2;border-radius:999px;background:#f9fcff;color:#3e668d;font-size:13px}.dt-curriculum-detail-head{margin:0 0 22px;padding:0 4px}.dt-curriculum-detail-head span{color:var(--dt-blue);font-size:11px;font-weight:800;letter-spacing:.15em}.dt-curriculum-detail-head h3{margin:7px 0 0;color:var(--dt-deep);font-size:29px}
.dt-courses{background:var(--dt-soft)}.dt-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:24px}.dt-tabs button{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;column-gap:13px;padding:20px 22px;text-align:left;border:1px solid var(--dt-line);border-radius:16px;background:#fff;color:var(--dt-ink);cursor:pointer;transition:.2s}.dt-tabs button>span{grid-row:1/3;align-self:center;color:#9ab6d4;font-size:24px;font-weight:900}.dt-tabs button b{font-size:17px}.dt-tabs button small{margin-top:4px;color:var(--dt-muted)}.dt-tabs button:hover,.dt-tabs button.is-active{border-color:var(--dt-blue);box-shadow:0 10px 28px rgba(18,104,215,.12);transform:translateY(-2px)}.dt-tabs button.is-active{background:linear-gradient(135deg,#1169d8,#0b4da5);color:#fff}.dt-tabs button.is-active span,.dt-tabs button.is-active small{color:#d9eaff}
.dt-course-panel{padding:32px;border:1px solid var(--dt-line);border-radius:20px;background:#fff;box-shadow:0 18px 48px rgba(18,76,139,.08)}.dt-course-head{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:28px;align-items:stretch;padding-bottom:28px;margin-bottom:24px;border-bottom:1px solid var(--dt-line)}.dt-course-copy{position:relative;overflow:hidden;padding:30px;display:flex;flex-direction:column;justify-content:center;border:1px solid #d7e8fa;border-radius:18px;background:linear-gradient(145deg,#f9fcff,#edf6ff)}.dt-course-copy:after{content:"";position:absolute;right:-80px;top:-90px;width:230px;height:230px;border-radius:50%;background:radial-gradient(circle,rgba(34,137,233,.12),transparent 68%);pointer-events:none}.dt-course-kicker{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:18px}.dt-course-kicker span{color:var(--dt-blue);font-size:11px;font-weight:800;letter-spacing:.15em}.dt-course-kicker em{color:#b7d2ed;font-size:20px;font-style:normal;font-weight:900;letter-spacing:.04em}.dt-course-copy h3{position:relative;z-index:1;margin:8px 0 10px;font-size:34px;color:var(--dt-deep)}.dt-course-summary{position:relative;z-index:1;max-width:650px;margin:0;color:#55708d;font-size:14px;line-height:1.8}.dt-course-meta{position:relative;z-index:1;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:20px}.dt-course-meta>div{padding:11px 13px;border:1px solid #d9e9f8;border-radius:12px;background:rgba(255,255,255,.78)}.dt-course-meta small,.dt-course-meta strong{display:block}.dt-course-meta small,.dt-course-audience small{color:#7890a8;font-size:10px;font-weight:700;letter-spacing:.08em}.dt-course-meta strong{margin-top:3px;color:#1467bf;font-size:14px}.dt-course-audience{position:relative;z-index:1;margin-top:10px;padding:11px 13px;border-left:3px solid #2896ef;border-radius:4px 11px 11px 4px;background:rgba(255,255,255,.72)}.dt-course-audience p{margin:3px 0 0;color:#405d78;font-size:13px;line-height:1.65}.dt-course-gains{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.dt-course-gains span{padding:6px 10px;border:1px solid #c9e0f6;border-radius:999px;background:#fff;color:#2776bd;font-size:11px;font-weight:700}.dt-certificate{margin:0;padding:14px;display:flex;flex-direction:column;justify-content:space-between;border:1px solid #dce9f6;border-radius:18px;background:linear-gradient(180deg,#fbfdff,#f3f8fd);box-shadow:0 12px 28px rgba(18,76,139,.08)}.dt-certificate img{display:block;width:100%;max-height:225px;object-fit:contain;border:1px solid #e2eaf3;border-radius:10px;background:#fff}.dt-certificate figcaption{padding:12px 5px 2px;text-align:left}.dt-certificate figcaption span,.dt-certificate figcaption b{display:block}.dt-certificate figcaption span{color:var(--dt-blue);font-size:10px;font-weight:800;letter-spacing:.13em}.dt-certificate figcaption b{margin-top:3px;color:#4d6781;font-size:13px}.dt-module-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.dt-module{padding:22px;border:1px solid #e3ebf5;border-radius:14px;background:#fbfdff}.dt-module header{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px}.dt-module header span{flex:0 0 auto;color:var(--dt-blue);font-size:21px;font-weight:900}.dt-module h4{margin:2px 0 0;font-size:17px;color:var(--dt-deep);line-height:1.5}.dt-module ul{margin:0;padding:0;list-style:none}.dt-module li{position:relative;padding:7px 0 7px 17px;color:var(--dt-muted);font-size:14px;line-height:1.65}.dt-module li:before{content:"";position:absolute;left:0;top:16px;width:5px;height:5px;border-radius:50%;background:var(--dt-cyan)}
.dt-course-head{grid-template-columns:minmax(0,1fr) 330px;gap:22px}.dt-course-copy{padding:24px;justify-content:flex-start}.dt-course-title-row{position:relative;z-index:1;display:flex;align-items:center;flex-wrap:wrap;gap:10px 14px;margin:8px 0}.dt-course-copy .dt-course-title-row h3{margin:0}.dt-course-mode{display:inline-flex;padding:7px 11px;border:1px solid #c8def3;border-radius:999px;color:#176ac2;background:#fff;font-size:12px;line-height:1;white-space:nowrap}.dt-course-summary{max-width:720px}.dt-course-audience{display:grid;grid-template-columns:auto 1fr;align-items:start;gap:13px;margin-top:16px;padding:14px 0 0;border-left:0;border-top:1px solid #d7e7f6;border-radius:0;background:transparent}.dt-course-audience small{padding-top:3px;color:#1b76ce}.dt-course-audience p{margin:0}.dt-certificate{padding:12px;justify-content:flex-start}.dt-certificate>img{max-height:190px}.dt-certificate figcaption{padding:8px 2px 0;display:flex;align-items:center;justify-content:space-between;gap:10px;color:#4d6781;font-size:12px;font-weight:700}.dt-certificate figcaption a{display:inline-flex;align-items:center;gap:5px;padding:5px 8px 5px 7px;border:1px solid rgba(183,42,30,.22);border-radius:9px;background:#fff7f4;color:#b1271d;text-decoration:none;font-size:12px;font-weight:800;line-height:1;transition:.2s}.dt-course-chain-brand{display:block;width:61px;height:22px;overflow:hidden;flex:0 0 61px;font-style:normal}.dt-course-chain-brand img{display:block;width:auto;height:22px;max-height:none;max-width:none;border:0;border-radius:0;background:transparent}.dt-certificate figcaption a:hover{transform:translateY(-1px);border-color:rgba(183,42,30,.48);background:#fff}.dt-certificate figcaption a b{font-size:13px}.dt-certificate figcaption a span{margin:0;white-space:nowrap}.dt-certificate figcaption>span{margin-left:auto;white-space:nowrap}
.dt-footer{padding:52px 0 22px;background:#071c39;color:#d7e2ef}.dt-footer-grid{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:40px}.dt-footer img{width:170px;max-height:56px;object-fit:contain;object-position:left center;filter:brightness(0) invert(1)}.dt-footer b{display:block;margin-bottom:14px;color:#fff}.dt-footer p{margin:7px 0;font-size:14px;line-height:1.75}.dt-legal{display:flex;justify-content:space-between;gap:20px;padding-top:22px;margin-top:32px;border-top:1px solid rgba(255,255,255,.12);font-size:12px;color:#93a6bb}
@media(max-width:880px){.dt-hero{padding:36px 0 44px}.dt-hero-grid{grid-template-columns:1fr;gap:18px}.dt-certificate-stage{height:410px}.dt-hero-copy{text-align:center}.dt-hero-copy p{justify-content:center}.dt-overview-picker{grid-template-columns:1fr}.dt-overview-option{min-height:180px}.dt-cert-bar{grid-template-columns:1fr}.dt-chain-link{width:100%;min-height:170px}.dt-tabs{grid-template-columns:1fr}.dt-course-head{grid-template-columns:1fr}.dt-certificate{width:min(100%,520px);justify-self:center}.dt-module-grid{grid-template-columns:1fr}.dt-footer-grid{grid-template-columns:1fr 1fr}.dt-footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:560px){.dt-wrap{width:min(100% - 26px,1180px)}.dt-hero{padding-top:24px}.dt-certificate-stage{height:300px}.dt-stage-ring{width:300px;height:82px}.dt-stage-cert.cert-mentor{left:calc(50% - 88px);width:176px}.dt-stage-cert.cert-officer{left:0;bottom:46px;width:158px}.dt-stage-cert.cert-cdo{right:0;bottom:46px;width:158px}.dt-hero-copy h1{font-size:44px}.dt-hero-copy h2{font-size:25px}.dt-hero-copy p{font-size:14px}.dt-hero-copy:after{font-size:12px}.dt-section{padding:62px 0}.dt-overview-option{min-height:0}.dt-overview-detail{padding:20px}.dt-overview-detail article:after{right:-2px;bottom:-4px;font-size:28px}.dt-cert-copy{text-align:center}.dt-cert-copy h2{font-size:25px}.dt-chain-link{padding:18px}.dt-chain-logos{gap:12px}.dt-chain-logos img{height:42px}.dt-chain-logos img+img{padding-left:12px}.dt-course-panel{padding:19px}.dt-course-copy{padding:22px}.dt-course-copy h3{font-size:26px}.dt-course-meta{grid-template-columns:1fr}.dt-course-kicker em{font-size:17px}.dt-footer-grid{grid-template-columns:1fr}.dt-footer-grid>div:first-child{grid-column:auto}.dt-legal{flex-direction:column}}