@charset "UTF-8";
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;font-size:15px}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible{outline:3px solid #e59a30;outline-offset:3px}button{font:inherit;cursor:pointer}p{margin:0}h1,h2,h3{margin:0}ul,ol{margin:0;padding:0}img{max-width:100%;height:auto}main{display:block}.skip-link{position:absolute;z-index:30;top:-120px;left:24px;padding:12px 16px;color:#fff;background:#111}.skip-link:focus{top:8px}.wrap{width:min(1200px,calc(100% - 56px));margin-inline:auto}.meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:12px}.meta i{font-style:normal;opacity:.45}.chapter{scroll-margin-top:38px}.chapter h2{font-size:25px;line-height:1.55;letter-spacing:-.6px;margin:11px 0 18px}.chapter h3{font-size:17px;line-height:1.5;margin:24px 0 10px}.chapter p,.faq-row p{line-height:2.05;margin:0 0 18px}.chapter ul,.chapter ol{padding-left:24px;margin:0 0 24px}.chapter li{padding-left:4px;line-height:1.95;margin:9px 0}.chapter .steps{list-style:decimal}.chapter .inline-note{padding:20px 23px;margin:24px 0}.chapter .inline-note strong{display:block;margin-bottom:9px}.chapter .inline-note p{margin-bottom:0;font-size:14px}.table-wrap{width:100%;overflow-x:auto;margin:18px 0 26px}table{width:100%;border-collapse:collapse;font-size:14px;line-height:1.65;text-align:left;min-width:480px}th,td{padding:14px 15px;vertical-align:top;border-bottom:1px solid currentColor}th{font-weight:650}.faq-row{display:flex;align-items:flex-start;gap:18px;scroll-margin-top:22px}.faq-row h3{font-size:17px;line-height:1.6;margin-bottom:8px}.faq-row p{font-size:14px}.tags{display:flex;flex-wrap:wrap;gap:7px}.tag{font-size:12px;padding:7px 12px}.utility-actions{display:flex;gap:18px;flex-wrap:wrap;align-items:center;font-size:13px}.utility-actions button{border:0;background:transparent;color:inherit;padding:0}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.sitefoot{font-size:12px}.toc-links{display:flex;flex-direction:column}.toc-links a{display:flex;gap:12px;line-height:1.55}.toc-number{flex:none;opacity:.45;font-variant-numeric:tabular-nums}.summary-list{list-style:none}.summary-list li{line-height:1.8}.main-content{min-width:0}.article-lead{line-height:2}.copy-status{font-size:12px}#answer,#faq,#summary{scroll-margin-top:30px}@media(max-width:700px){.wrap{width:min(100% - 36px,1200px)}.chapter h2{font-size:21px}.chapter p,.faq-row p{font-size:14px}.chapter .inline-note{padding:16px}.meta{gap:8px}.faq-row{gap:12px}.faq-row h3{font-size:15px}table{font-size:12px}}

/* A05 研究报告：方正网格，严谨的技术报告排版 */
:root{--ink:#1f303f;--ink2:#354e62;--muted:#7e8994;--line:#d9e0e5;--accent:#c3d66a}
body{background:#f3f5f5;color:var(--ink)}.report-header{background:#fff;border-bottom:1px solid #d7dde2}.header-row{height:82px;display:flex;justify-content:space-between;align-items:center;gap:16px}.report-brand{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:750}.report-mark{display:grid;place-items:center;width:46px;height:46px;background:#253b4b;color:#fff;font:700 29px Georgia,serif}.report-mark span{color:#c3d66a}.report-brand small{display:block;letter-spacing:1.5px;font-size:8px;font-weight:600;color:#9ca8b1;margin-top:3px}.report-header nav{display:flex;gap:34px;font-size:13px;color:#607183}.report-date{font-size:12px;font-weight:700;color:#2b485a}.report-date b{margin-left:7px;color:#699164}
.report-hero{background:#233746;color:#fff;position:relative;overflow:hidden}.report-hero:after{content:"";position:absolute;width:430px;height:430px;right:-150px;top:-100px;border:1px solid #4a6575;border-radius:50%;box-shadow:0 0 0 70px #ffffff05,0 0 0 142px #ffffff03;pointer-events:none}.hero-layout{min-height:407px;display:grid;grid-template-columns:1fr 180px;align-items:center;gap:36px;position:relative;z-index:1}.hero-main{padding:57px 0 62px}.eyebrow{font-size:11px;letter-spacing:2.4px;color:#bfd079}.eyebrow b{color:#7490a1;font-weight:500}.hero-small-line{width:41px;height:3px;background:#c3d66a;margin:20px 0 25px}.topic{font-size:12px;color:#a0b6c1;margin-bottom:14px}.report-hero h1{font-size:clamp(36px,4.2vw,56px);max-width:880px;line-height:1.35;letter-spacing:-1.7px}.intro{font-size:14px;color:#bac9d3;line-height:2;margin:19px 0 20px}.report-meta{color:#a4b6c4}.hero-stamp{text-align:left;align-self:stretch;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding-left:30px;border-left:1px solid #567082}.hero-stamp>span{font-size:11px;letter-spacing:2px;color:#8fa7b6}.hero-stamp strong{font:700 99px/1 Georgia,serif;letter-spacing:-7px;color:#cfdd8e;margin-top:12px}.stamp-line{width:125px;height:1px;background:#627d8c;margin:20px 0}.hero-stamp small{color:#8da4b3;font-size:11px;line-height:1.8;letter-spacing:2px}
.metric-strip{display:grid;grid-template-columns:repeat(3,1fr);background:#fff;border:1px solid #dfe4e8;transform:translateY(-26px);box-shadow:0 15px 40px #17304910}.metric-strip>div{padding:24px 30px;border-right:1px solid #e1e6e8}.metric-strip>div:last-child{border:0}.metric-strip span{display:block;color:#8ba1ad;font-size:11px;letter-spacing:1px}.metric-strip strong{display:block;font-size:20px;margin:10px 0 4px}.metric-strip small{font-size:12px;color:#9ba8ae}.report-grid{display:grid;grid-template-columns:233px minmax(0,1fr);gap:39px;padding:24px 0 86px}.report-index{border-right:1px solid #d9e0e5}.report-index-sticky{position:sticky;top:23px;padding-right:27px}.index-label{font-size:11px;font-weight:800;letter-spacing:1.3px;color:#344f62}.index-label span{color:#96a2ac;font-size:10px;font-weight:400}.report-index .toc-links{gap:0;margin-top:24px}.report-index a{padding:13px 0;border-bottom:1px solid #e0e5e8;color:#748492;font-size:12px}.report-index a:hover,.report-index a[aria-current=location]{color:#1f546f}.index-note{border-top:2px solid #a9b988;margin-top:37px;padding-top:15px;font-size:11px;line-height:2;color:#a5adb1}
.report-article{min-width:0}.executive{padding:30px 37px;background:#fff;border:1px solid #dbe4e3;box-shadow:inset 5px 0 0 #adc16c}.exec-head{display:flex;justify-content:space-between;align-items:center;color:#98a7ad;font-size:10px;letter-spacing:1px}.exec-head b{letter-spacing:0;color:#5f7a45;font-size:11px}.executive h2{font-size:24px;margin:21px 0 13px}.executive p{font-size:15px;line-height:2.1;color:#526a69}.article-lead{display:grid;grid-template-columns:148px 1fr;gap:22px;border-bottom:1px solid #dbe2e6;padding:37px 7px 35px}.lead-side{font-size:11px;letter-spacing:.5px;color:#8998a0;font-weight:700}.article-lead p{color:#607381;line-height:2}.chapter{border:1px solid #dbe3e7;background:#fff;padding:35px 38px;margin:25px 0}.chapter-kicker{display:flex;gap:10px;align-items:center;font-size:10px;color:#688397;letter-spacing:1.4px}.chapter-kicker b{display:grid;place-items:center;color:#fff;background:#324d61;width:29px;height:29px;font-size:11px}.chapter h2{font-size:25px;color:#233e4e}.chapter p,.chapter li{color:#60717c}.chapter li::marker{color:#6d965b}.chapter .inline-note{background:#f1f5eb;border:1px solid #e0e9d0;color:#596f51}.chapter .inline-note strong{color:#526f44}.chapter th{background:#ebf0f3;color:#344c5a}.chapter th,.chapter td{border-color:#e0e6e9}
.faq-section{padding-top:34px}.section-head span,.sum-head{font-size:10px;letter-spacing:2px;color:#8395a3}.section-head h2{font-size:28px;margin:15px 0 19px}.faq-row{border-top:1px solid #d5dfe4;padding:23px 4px}.faq-prefix{font:700 17px Georgia,serif;color:#799651;min-width:43px}.faq-row h3{color:#324a57}.faq-row p{color:#6e7f89;margin-bottom:0}.summary-section{background:#dfe9dc;border:1px solid #cfdcc9;padding:35px 41px;margin:35px 0}.summary-section h2{font-size:28px;margin:13px 0 18px}.summary-list{list-style:none;counter-reset:item}.summary-list li{padding:12px 0 12px 32px;position:relative;border-bottom:1px solid #c6d5c1;color:#465f56;counter-increment:item}.summary-list li:before{position:absolute;left:0;top:12px;content:counter(item,decimal-leading-zero);color:#6e9a64;font-family:Georgia,serif}.summary-end{margin-top:19px;line-height:1.95;color:#516e5b}.report-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}.tag{background:#e7edef;color:#768b99}.utility-actions{color:#64798a}.sitefoot{border-top:1px solid #dae0e4;padding:25px 0;color:#8e9daa}.report-footer{display:flex;justify-content:space-between;gap:18px}.sitefoot strong{color:#345064}
@media(max-width:900px){.hero-layout{grid-template-columns:1fr}.hero-stamp{display:none}.hero-main{padding:45px 0 70px}.report-grid{grid-template-columns:1fr}.report-index{display:none}}
@media(max-width:700px){.header-row{height:68px}.report-brand{font-size:15px}.report-mark{width:35px;height:35px;font-size:20px}.report-header nav{display:none}.report-hero h1{font-size:32px}.hero-main{padding:37px 0 69px}.metric-strip{grid-template-columns:1fr;transform:translateY(-20px)}.metric-strip>div{padding:12px 20px;border-right:0;border-bottom:1px solid #e7eaec}.metric-strip span,.metric-strip small{display:inline}.metric-strip strong{display:inline;font-size:15px;margin:0 10px}.report-grid{padding:4px 0 55px}.executive{padding:23px}.executive h2{font-size:20px}.article-lead{display:block;padding:26px 0}.article-lead p{margin-top:10px}.chapter{padding:23px 20px;margin:14px 0}.chapter h2{font-size:21px}.summary-section{padding:25px}.summary-section h2{font-size:23px}.report-footer{flex-wrap:wrap}}

/* 六套主题共用的文章配图；保留原图比例，不裁掉图片内容。 */
.article-image{display:block;width:100%;max-width:880px;min-width:0;margin:28px auto 32px}
.article-image img{display:block;width:100%;height:auto;max-width:100%;border-radius:4px}
.article-image figcaption{margin-top:10px;font-size:14px;line-height:1.75;color:var(--ink,#35483e);overflow-wrap:anywhere}
.story,.article,.docs-article,.report-article,.news-story{min-width:0;overflow-wrap:anywhere}
.news-opening .article-image{grid-column:1/-1}
.news-opening{display:flex;flex-direction:column}
@media(max-width:700px){.article-image{margin:22px auto 26px}.article-image figcaption{font-size:13px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
