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@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

/* V3: artwork-led composition, compact editorial cards */
.hero{height:360px;background:#eaf3ff}
.hero-inner{max-width:1440px}
.hero-landscape{inset:0;width:100%;height:100%;max-width:none;object-fit:fill;opacity:1;mask-image:linear-gradient(to right,transparent 0%,#000 48%)}
.hero-copy{width:1240px;max-width:100%;margin:auto;padding:73px 16px 0}
.hero-copy h1{font-size:48px;letter-spacing:-1px}
.hero-copy h2{font-size:26px}
.hero-copy p{max-width:45%;font-size:15px}
.stats{margin-top:-9px;gap:18px}.stat{height:114px;min-height:0;padding:20px;border-radius:16px;box-shadow:0 9px 30px #4778b20b}
.section-heading{margin-top:40px}
.featured{grid-template-columns:55fr 45fr;gap:26px;height:286px;padding:22px 24px}
.featured-copy h2{font-size:25px;margin:12px 0 9px}.featured-copy>p{font-size:14px;margin-bottom:12px}.read-more{margin-top:13px}
.featured .product-visual{height:240px;padding:12px 14px}
.featured .mock-app{zoom:.72;width:138.888%;min-height:0}
.featured .product-caption{margin-bottom:8px}
.timeline-entry{min-height:118px}.timeline-body{min-height:106px;padding:16px 20px;gap:22px}.timeline-copy p{margin-bottom:7px}.timeline-entry:before{left:98px}
.detail-wrap .breadcrumb{margin:20px 0 16px}
.detail-surface{padding:24px}.detail-lead{grid-template-columns:1.55fr 1fr;gap:30px;align-items:center}
.detail-copy h1{font-size:34px;line-height:1.35;margin:13px 0 15px}.detail-copy>p{margin:18px 0 0}
.detail-lead .product-visual{height:250px;padding:12px 14px}.detail-lead .mock-app{zoom:.75;width:133.333%;min-height:0}
.detail-body{grid-template-columns:minmax(0,1fr) 270px;gap:18px;margin-top:24px}
.content-section{background:linear-gradient(135deg,#f0f6ff,#f7f9fc);padding:20px;border:1px solid #edf3fc}
.content-section:first-child{background:linear-gradient(135deg,#f2f7ff,#f8faff);padding:20px;border:1px solid #edf3fc}
.content-section:first-child h2{padding-left:29px}.content-section:first-child .section-icon{display:grid}
.section-icon{left:20px;top:20px}.content-section h2{font-size:17px}
.related-modules{padding:21px;background:linear-gradient(145deg,#eaf3ff,#f4f8ff);border:1px solid #e5eefb}
.related-modules dl{line-height:1.7}.related-modules>div{margin-bottom:24px}
.archive-banner{height:174px;padding-bottom:24px;background:#eaf3ff}.archive-banner>img{width:70%;opacity:.7;object-fit:cover;object-position:center 62%;mask-image:linear-gradient(to right,transparent,#000 50%)}
.archive-banner h1{font-size:32px}.archive-layout{grid-template-columns:220px minmax(0,1fr);gap:24px;min-height:0;padding-top:26px;padding-bottom:54px}
.archive-content{padding:22px;background:#ffffffa8}.archive-year>h2{margin-bottom:20px}.archive-month>h3{margin-left:0}
.archive-timeline{display:grid;gap:12px}.archive-timeline:before{left:70px;top:0;bottom:0}
.archive-row{min-height:110px;border-radius:12px;padding:15px 12px 15px 0;background:linear-gradient(to right,transparent 0 84px,#fff 84px);border:1px solid transparent}
.archive-row:after{content:'';position:absolute;left:84px;right:0;top:0;bottom:0;border:1px solid #e5edf8;border-radius:12px;pointer-events:none}
.archive-row time{font-size:13px}.archive-badges{padding-left:9px}.archive-title p{line-height:1.75}.archive-title h4{margin-bottom:6px}
@media(min-width:1700px){.hero{height:370px}.hero-inner{max-width:1600px}.hero-copy{padding-top:77px}.hero-landscape{left:0;width:100%}}
@media(max-width:1000px) and (min-width:701px){.hero-copy h1{font-size:41px}.hero-copy h2{font-size:24px}.featured{height:auto;min-height:280px}.stat{padding:15px 12px}.detail-body{grid-template-columns:1fr}.related-modules{display:none}.detail-copy h1{font-size:29px}}
@media(max-width:700px){
.hero{height:365px;background:linear-gradient(#eaf3ff,#f5faff)}
.hero-copy{width:100%;padding:28px 20px 0}.hero-copy h1{font-size:32px;letter-spacing:-.7px;margin-bottom:9px}.hero-copy h2{font-size:22px;margin:0 0 11px}.hero-copy p{font-size:12px;max-width:100%;line-height:1.8}
.hero-landscape{inset:auto 0 0;width:100%;height:auto;object-fit:contain;mask-image:linear-gradient(to bottom,transparent,#000 25%);opacity:1}
.stats{margin-top:0;gap:10px}.stat{height:95px;padding:14px 11px;border-radius:13px;gap:9px}.stat-icon{width:34px;height:36px}.stat strong{font-size:22px}.stat:last-child strong{font-size:17px}
.featured{grid-template-columns:1fr;height:auto;padding:19px 17px;gap:18px}.featured-copy h2{font-size:22px}.featured-copy>p{font-size:13px}.featured .product-visual{height:218px;padding:12px}.featured .mock-app{zoom:.65;width:153.846%}
.section-heading{margin-top:28px}.timeline-entry{min-height:0;grid-template-columns:43px 8px minmax(0,1fr)}.timeline-entry:before{left:53px}.timeline-body{min-height:160px;padding:14px;margin:6px 0}.timeline-copy h3{font-size:14px}.timeline-copy p{font-size:11px}.timeline-phase{margin-bottom:8px}
.detail-wrap .breadcrumb{margin:15px 0 12px}.detail-surface{padding:18px 16px}.detail-lead{grid-template-columns:1fr;gap:17px}.detail-copy h1{font-size:26px;margin:12px 0}.detail-copy>p{margin-top:15px}.detail-lead .product-visual{height:220px}.detail-lead .mock-app{zoom:.65;width:153.846%}.detail-body{grid-template-columns:1fr;gap:16px;margin-top:20px}.content-section,.content-section:first-child{padding:18px}.section-icon{top:18px;left:18px}.content-section h2{font-size:16px}
.archive-banner{height:160px}.archive-banner>img{right:0;width:100%;object-fit:cover;opacity:.4;mask-image:linear-gradient(to right,transparent,#000)}
.archive-layout{grid-template-columns:1fr;gap:17px;padding:20px 15px 34px}.archive-content{padding:18px 13px}.archive-row{grid-template-columns:42px 8px minmax(0,1fr) 10px;padding:14px 8px 14px 0;min-height:150px;background:linear-gradient(to right,transparent 0 61px,#fff 61px)}.archive-row:after{left:61px}.archive-title{padding-left:7px}.archive-badges{padding-left:7px}.archive-timeline:before{left:51px}.archive-row time{font-size:11px}
}
/* Preserve artwork proportions and keep the complete preview inside its frame. */
.hero-landscape{left:auto;right:0;width:1000px;max-width:100%;height:100%;object-fit:cover;object-position:right center;mask-image:linear-gradient(to right,transparent,#000 36%)}
.featured .mock-app,.detail-lead .mock-app{zoom:1;width:100%;height:192px;min-height:0;transform:none}
.featured .mock-app>aside,.detail-lead .mock-app>aside{width:78px;padding:11px 6px}
.featured .mock-sheet,.detail-lead .mock-sheet{margin:7px;padding:8px}
.featured .mock-title,.detail-lead .mock-title{padding-bottom:6px}
.featured .mock-field,.detail-lead .mock-field{margin-top:6px}
.featured .mock-pair,.detail-lead .mock-pair{margin-top:6px}
.featured .mock-editor,.detail-lead .mock-editor{height:32px}
.featured .mock-actions,.detail-lead .mock-actions{margin-top:5px}
.detail-lead{align-items:start}.detail-copy{padding-top:5px}
@media(min-width:1700px){.hero-landscape{left:auto;width:1100px}}
@media(max-width:700px){.hero-landscape{inset:auto 0 0;width:100%;height:auto;object-fit:contain;mask-image:linear-gradient(to bottom,transparent,#000 25%)}.featured .mock-app,.detail-lead .mock-app{zoom:1;width:100%;height:174px}.featured .mock-app>aside,.detail-lead .mock-app>aside{width:62px}.mock-app>aside>i{font-size:7px;padding-left:3px}.mock-app>aside>b{font-size:9px}.mock-toolbar{padding:0 7px}.featured .mock-sheet,.detail-lead .mock-sheet{margin:5px;padding:6px}.mock-field>span,.mock-pair span{margin-bottom:3px}.featured .mock-editor,.detail-lead .mock-editor{height:27px}}

/* Reference collage refinements: editorial labels and in-page section navigation */
.search-link{width:35px;height:35px;border:1px solid #e7eef8;border-radius:50%;display:grid;place-items:center;color:#506784;font-size:24px;line-height:1;flex:none;transition:.2s}
.search-link:hover{background:#f0f6ff;color:var(--blue);border-color:#cfe0fb}
.hero-kicker{display:block;color:#3974ca;font-size:11px;font-weight:700;letter-spacing:2.5px;margin-bottom:11px}
.section-note{font-size:12px;color:#8394ab;margin:5px 0 0}
.section-heading>div h2{margin:0}
.log-heading>div{align-self:center}
.detail-tabs{display:flex;gap:30px;align-items:center;overflow-x:auto;border-bottom:1px solid #e4edf8;margin:23px 0 0;padding:0 8px;scrollbar-width:thin}
.detail-tabs a{position:relative;flex:none;padding:13px 3px 12px;color:#566b86;font-size:13px;font-weight:600;white-space:nowrap}
.detail-tabs a:hover,.detail-tabs a:focus-visible{color:var(--blue)}
.detail-tabs a:after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:2px;background:transparent;border-radius:2px}
.detail-tabs a:first-child{color:var(--blue)}.detail-tabs a:first-child:after{background:var(--blue)}
.content-section h2{scroll-margin-top:18px}
@media(max-width:1000px){.top-inner{gap:18px}.brand{min-width:250px}.top nav{gap:20px}}
@media(max-width:700px){.search-link{width:29px;height:29px;font-size:20px}.top-inner{gap:8px}.brand{flex:1;min-width:0}.brand img{width:40px}.top nav{gap:12px}.hero-kicker{font-size:9px;letter-spacing:2px;margin-bottom:8px}.section-note{font-size:10px}.detail-tabs{gap:19px;margin-top:18px;padding:0 2px}.detail-tabs a{font-size:11px;padding:11px 2px}.log-heading{display:flex;align-items:center;gap:12px}.log-heading>div{flex:1;min-width:0}.log-heading .search{width:48%;margin:0}}

/* Four editorial direction cards, matching the supplied reference. */
.overview-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;position:relative;z-index:2;margin-top:-9px}
.overview-card{min-width:0;display:flex;align-items:flex-start;gap:15px;background:linear-gradient(140deg,#fff,#ffffffed);border:1px solid #fff;border-radius:16px;padding:25px 19px;min-height:137px;box-shadow:0 10px 28px #4778b209}
.overview-icon{display:grid;place-items:center;flex:none;width:58px;height:58px;border-radius:50%;background:radial-gradient(circle at 35% 25%,#e7f4ff,#d4eaff);color:#1680ff;box-shadow:inset 0 0 0 2px #edf7ff}
.overview-icon svg{width:31px;height:31px;filter:drop-shadow(0 2px 3px #1680ff20)}
.overview-icon.tone-2{color:#7857ee;background:radial-gradient(circle at 35% 25%,#eee8ff,#ded5ff);box-shadow:inset 0 0 0 2px #f2edff}
.overview-card h2{font-size:19px;line-height:1.4;color:#10284d;margin:2px 0 9px;font-weight:750;letter-spacing:0}
.overview-card p{font-size:13px;line-height:1.85;color:#718099;margin:0;white-space:nowrap}
@media(max-width:1100px) and (min-width:701px){.overview-cards{gap:12px}.overview-card{padding:21px 13px;gap:10px}.overview-icon{width:43px;height:43px}.overview-icon svg{width:27px;height:27px}.overview-card h2{font-size:17px}.overview-card p{font-size:11px}}
@media(max-width:700px){.overview-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:0}.overview-card{padding:18px 11px;gap:9px;min-height:120px;border-radius:13px}.overview-icon{width:34px;height:34px}.overview-icon svg{width:23px;height:23px}.overview-card h2{font-size:15px;margin:2px 0 7px}.overview-card p{font-size:10px;line-height:1.8;white-space:normal}}
@media(max-width:700px){.overview-card{display:grid;grid-template-columns:34px minmax(0,1fr);align-items:center;column-gap:9px;row-gap:9px;padding:16px 12px}.overview-card>div{display:contents}.overview-card h2{margin:0}.overview-card p{grid-column:1/-1;font-size:11px;line-height:1.8}.overview-icon{grid-row:1}}

/* Header alignment and navigation tuned to the CMEP Docs Menu. */
.top-inner{gap:24px}
.brand{min-width:0;flex:none}
.top nav{gap:4px;margin-left:auto}
.top nav a{padding:0 12px;font-size:14px;font-weight:500;color:#405778;transition:color .2s ease}
.top nav a:hover,.top nav a:focus-visible,.top nav a.active{color:var(--blue)}
.top nav a.active:after{display:none}
.search-link{margin-left:4px}
.system-link{margin-left:8px}
.search-link{padding:0;line-height:0}
.search-icon{display:block;width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round}
.top{height:72px}
.brand{gap:0;align-items:center}
.brand img{width:136px;height:42px;object-fit:contain}
.brand-divider{height:40px;width:1px;background:#d7deea;margin:0 17px 0 20px;flex:none}
.brand-copy{display:block;white-space:nowrap}
.brand-copy b{display:block;color:#10284d;font-size:17px;line-height:1.35;font-weight:700;letter-spacing:0}
.brand-copy small{display:block;color:#64748b;font-size:12px;line-height:1.5;margin-top:2px}
@media(max-width:1000px){.top-inner{gap:14px}.top nav{gap:0}.top nav a{padding:0 9px}}
@media(max-width:1000px) and (min-width:701px){.brand img{width:120px;height:37px}.brand-divider{height:34px;margin:0 13px 0 15px}.brand-copy b{font-size:15px}.brand-copy small{font-size:10px}.top nav a{font-size:13px;padding:0 7px}.system-link{padding:9px 12px;font-size:12px}}
@media(max-width:700px){.top{height:65px}.top-inner{gap:6px}.brand{flex:1;min-width:0}.brand img{width:80px;height:27px}.brand-divider,.brand-copy{display:none}.top nav{gap:0}.top nav a{font-size:11px;padding:0 6px}.top nav a.active:after{bottom:8px;left:6px;right:6px}.search-link{margin-left:1px}.system-link{margin-left:2px}}

/* Omitted reference details: semantic icons, release summary, archive controls. */
.featured .read-more{background:#246bfd;color:#fff;padding:10px 17px;border-radius:7px;box-shadow:0 5px 12px #246bfd18;line-height:1.2}
.featured .read-more:hover{background:#1559df}
.all-updates{display:flex;justify-content:center;margin-top:23px}
.all-updates a{display:flex;align-items:center;gap:18px;background:#eef3fb;color:#657d9c;padding:11px 25px;border-radius:8px;font-size:12px;transition:.2s}
.all-updates a:hover{background:#e5efff;color:#246bfd}
.timeline-entry[data-category="新增功能"] .timeline-node{background:#2cbd82;box-shadow:0 0 0 3px #e5f8ef}
.timeline-entry[data-category="新增功能"] .type-tag{color:#279d68;background:#e8f8ee}
.timeline-entry[data-category="问题修复"] .timeline-node{background:#f09a35;box-shadow:0 0 0 3px #fff3e4}
.timeline-entry[data-category="平台升级"] .timeline-node{background:#8961e8;box-shadow:0 0 0 3px #f0eaff}
.detail-tabs a:first-child{color:#566b86}.detail-tabs a:first-child:after{background:transparent}
.detail-tabs a.active{color:#246bfd}.detail-tabs a.active:after{background:#246bfd}
.section-icon svg{width:17px;height:17px}.section-icon{width:25px;height:25px;background:#e2edff;color:#3776d7;top:19px;left:19px}
.content-section h2{padding-left:34px;line-height:25px}.content-section:first-child h2{padding-left:34px}
.content-section.section-wide{grid-column:1/-1}
.section-feature .section-icon{background:#51c58b;color:#fff}
.section-verify .section-icon{background:linear-gradient(135deg,#a2caff,#438eff);color:#fff}
.section-fix .section-icon{background:#ffe1a7;color:#b87b26}
.section-plan .section-icon{background:#ffb05c;color:#fff}
.section-feature li:before{background:#51c58b}.section-fix li:before{background:#e9a340}.section-plan li:before{background:#f2a349}
.update-summary{padding:22px;background:linear-gradient(135deg,#eaf3ff,#f2f7ff)}
.update-summary h2{font-size:17px;margin-bottom:20px}
.update-summary dl{grid-template-columns:87px minmax(0,1fr);gap:17px 10px;margin:0;font-size:12px;align-items:start}
.update-summary dt{color:#4d6484;display:flex;align-items:center;gap:7px;line-height:1.8}
.update-summary dt span{color:#3685e8;font-size:14px;width:16px;text-align:center}
.update-summary dd{color:#233e64;line-height:1.8;text-align:right;overflow-wrap:anywhere}
.update-summary .summary-state{font-size:11px;color:#637c9b}
.archive-filter{position:absolute;right:0;bottom:0}
.archive-filter select{min-width:128px;appearance:auto;border:1px solid #e1eaf8;border-radius:8px;background:#ffffffed;color:#3b506e;padding:11px 12px;font:inherit;font-size:12px;cursor:pointer;box-shadow:0 4px 12px #4e77a307}
@media(max-width:700px){.all-updates{margin-top:19px}.all-updates a{font-size:11px;padding:10px 22px}.featured .read-more{font-size:12px;padding:10px 15px}.archive-filter{right:0;bottom:-10px}.archive-filter select{font-size:10px;min-width:102px;padding:9px}.archive-banner p{max-width:66%}.update-summary dl{grid-template-columns:100px minmax(0,1fr)}.section-icon{top:17px;left:17px}.content-section h2,.content-section:first-child h2{padding-left:33px}.content-section.section-wide{grid-column:auto}}