:root{
 --berry:#C85C7A;--peach:#E7B7A8;--ink:#2B2228;--paper:#FBF7F5;--paper2:#F3E9E6;
 --text:#342F32;--muted:#746A6F;--amber:#D9913D;--line:#E5D9D5;--white:#fff;
 --shadow:0 18px 48px rgba(43,34,40,.08);--content:1180px;--reading:760px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.72;-webkit-font-smoothing:antialiased}body.modal-open{overflow:hidden}
img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration-color:rgba(200,92,122,.45);text-underline-offset:4px}a:hover{text-decoration-color:var(--berry)}button,input{font:inherit}button{cursor:pointer}
.skip-link{position:fixed;left:16px;top:12px;z-index:1000;transform:translateY(-180%);background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px}.skip-link:focus{transform:none}
.eyebrow{display:inline-block;color:var(--berry);font-size:.78rem;font-weight:800;letter-spacing:.12em;margin-bottom:10px}.lead{font-size:1.12rem;line-height:1.85;color:#564C51}
.page-shell,.section-shell{width:min(var(--content),calc(100% - 40px));margin-inline:auto}.article-shell{width:min(1040px,calc(100% - 40px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:90;background:rgba(251,247,245,.94);border-bottom:1px solid rgba(229,217,213,.86);backdrop-filter:blur(14px)}
.header-shell{width:min(var(--content),calc(100% - 40px));margin:auto;min-height:78px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px}
.brand-mark{display:flex;align-items:center;gap:11px;text-decoration:none;min-width:max-content}.brand-mark img{width:46px;height:46px;object-fit:cover;border-radius:50%;box-shadow:0 0 0 6px rgba(200,92,122,.08)}
.brand-copy{display:grid;line-height:1.15}.brand-copy strong{font-size:1.06rem;color:var(--ink)}.brand-copy small{margin-top:6px;color:var(--muted);font-size:.74rem}
.primary-nav{display:flex;align-items:center;justify-content:center;gap:4px}.primary-nav a{text-decoration:none;padding:10px 11px;border-radius:999px;color:#5b5056;font-size:.91rem;white-space:nowrap}.primary-nav a:hover,.primary-nav a[aria-current="page"]{color:var(--ink);background:var(--paper2)}
.search-trigger,.menu-toggle{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:999px;padding:9px 15px;font-weight:700}.menu-toggle{display:none}
.search-modal[hidden]{display:none!important}.search-modal{position:fixed;inset:0;z-index:200;display:grid;place-items:start center;padding:110px 20px 30px}.search-backdrop{position:absolute;inset:0;background:rgba(43,34,40,.52);backdrop-filter:blur(4px)}
.search-dialog{position:relative;z-index:1;width:min(720px,100%);background:var(--paper);border-radius:26px;box-shadow:0 34px 90px rgba(43,34,40,.26);padding:28px}.search-dialog-head{display:flex;justify-content:space-between;align-items:start;gap:20px}.search-dialog h2{margin:0;font-size:1.55rem}
.close-button{border:0;background:var(--paper2);border-radius:999px;padding:8px 12px}.search-form{margin-top:26px}.search-form label,.inline-search label{display:block;font-size:.84rem;color:var(--muted);margin-bottom:8px;font-weight:700}
.search-row,.inline-search>div{display:grid;grid-template-columns:1fr auto;gap:10px}.search-row input,.inline-search input{width:100%;border:1px solid var(--line);background:#fff;border-radius:12px;padding:12px 14px;outline:none}.search-row input:focus,.inline-search input:focus{border-color:var(--berry);box-shadow:0 0 0 3px rgba(200,92,122,.1)}
.search-row button,.inline-search button{border:0;border-radius:12px;background:var(--berry);color:#fff;padding:11px 18px;font-weight:800}.search-hint{margin:14px 0 0;color:var(--muted);font-size:.88rem}
main{min-height:70vh}.breadcrumbs{padding-top:28px}.breadcrumbs ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px;font-size:.82rem;color:var(--muted)}.breadcrumbs li+li:before{content:"/";margin-right:8px;color:#b3a5aa}.breadcrumbs a{text-decoration:none}
.section-heading{margin-bottom:28px}.section-heading.narrow{max-width:790px}.section-heading h2,.quiet-section h2{margin:0;color:var(--ink);font-size:clamp(1.8rem,3vw,2.65rem);line-height:1.18}.section-heading p{margin:14px 0 0;color:var(--muted);max-width:760px}.row-heading{display:flex;justify-content:space-between;align-items:end;gap:20px}.text-link{font-weight:800;color:var(--berry);text-decoration:none}
.inline-links{display:flex;flex-wrap:wrap;gap:12px 22px;margin-top:22px}.inline-links a{font-weight:800;color:var(--berry);text-decoration:none}.button-link{display:inline-block;text-decoration:none;background:var(--amber);color:#fff;padding:12px 18px;border-radius:999px;font-weight:800;margin-top:10px}.tag-line{display:flex;flex-wrap:wrap;gap:7px}.tag-line span{display:inline-flex;padding:4px 8px;border-radius:999px;background:var(--paper2);color:#675a61;font-size:.72rem;font-weight:700}

/* 首页采用封面 + 编辑流，不套产品官网左右设备模板 */
.home-lead{width:min(1320px,calc(100% - 30px));margin:28px auto 0;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(420px,.8fr);min-height:680px;background:var(--ink);border-radius:34px;overflow:hidden;color:#fff}
.home-lead-media{min-height:680px;overflow:hidden}.home-lead-media img{width:100%;height:100%;object-fit:cover}.home-lead-copy{align-self:end;padding:54px 46px 50px;background:linear-gradient(180deg,rgba(43,34,40,.12),rgba(43,34,40,.9))}
.home-lead-copy .eyebrow{color:var(--peach)}.home-lead h1{margin:0;font-size:clamp(2.45rem,4vw,4.5rem);line-height:1.02;letter-spacing:-.035em}.home-lead .lead{color:#eadfe3;margin:24px 0 30px}.lead-paths{display:grid;gap:10px}.path-link{text-decoration:none;display:flex;justify-content:space-between;gap:18px;align-items:center;padding:15px 0;border-top:1px solid rgba(255,255,255,.16)}.path-link span{color:#cdbfc5;font-size:.86rem}.path-link strong{font-size:.95rem}.path-primary strong{color:#f2c9bd}
.editorial-intro{padding:100px 0 84px}.split-index{border-top:1px solid var(--line)}.index-story{display:grid;grid-template-columns:100px 1fr;gap:26px;padding:30px 0;border-bottom:1px solid var(--line)}.index-number{font-size:2.2rem;color:#cbb9bf;font-weight:300}.index-story h3{margin:0 0 8px;font-size:1.35rem}.index-story p{margin:0 0 14px;color:var(--muted);max-width:780px}.index-story a{font-weight:800;color:var(--berry);text-decoration:none}
.feature-band{width:min(1320px,calc(100% - 30px));margin:0 auto;display:grid;grid-template-columns:.8fr 1.2fr;align-items:stretch;background:var(--paper2);border-radius:30px;overflow:hidden}.feature-band-copy{padding:56px;align-self:center}.feature-band h2{margin:0;font-size:clamp(2rem,3vw,3.1rem);line-height:1.1}.feature-band p{color:var(--muted)}.feature-band>img{width:100%;height:100%;object-fit:cover;min-height:500px}
.latest-flow{padding:104px 0}.flow-list{border-top:1px solid var(--line)}.flow-item{display:grid;grid-template-columns:160px minmax(260px,.9fr) minmax(320px,1.3fr) 150px;gap:22px;padding:24px 0;border-bottom:1px solid var(--line)}.flow-meta{font-size:.8rem;color:var(--muted)}.flow-item h3{margin:0;font-size:1.12rem;line-height:1.45}.flow-item h3 a{text-decoration:none}.flow-item p{margin:0;color:var(--muted);font-size:.92rem}.flow-read{text-decoration:none;color:var(--berry);font-weight:800;text-align:right}
.topic-rail{padding:78px max(20px,calc((100% - var(--content))/2));background:var(--ink);color:#fff}.topic-rail-head{max-width:760px;margin-bottom:34px}.topic-rail-head .eyebrow{color:var(--peach)}.topic-rail-head h2{margin:0;font-size:clamp(2rem,3vw,3rem);line-height:1.16}.topic-rail-head p{color:#cdbfc5}.topic-rail-track{display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr;gap:16px}.topic-rail-item{text-decoration:none;background:#382e34;border:1px solid rgba(255,255,255,.08);border-radius:20px;overflow:hidden;display:flex;flex-direction:column}.topic-rail-item img{width:100%;height:180px;object-fit:cover}.topic-rail-item:first-child img{height:240px}.topic-rail-item span{font-size:1.08rem;font-weight:800;padding:18px 18px 6px}.topic-rail-item small{color:#cdbfc5;padding:0 18px 20px;line-height:1.6}
.support-note{padding:96px 0;display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.support-note-main h2{font-size:clamp(2rem,3vw,3.1rem);line-height:1.12;margin:0}.support-note-main p{color:var(--muted)}.support-note-side{background:#fff;border-radius:28px;padding:18px;box-shadow:var(--shadow)}.support-note-side img{border-radius:18px;width:100%;max-height:390px;object-fit:cover}.plain-checks{margin:20px 8px 8px;padding-left:22px;color:var(--muted)}
.guide-strip{background:var(--paper2);padding:72px 20px}.guide-strip-inner{width:min(var(--content),100%);margin:auto;display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center}.guide-strip img{border-radius:24px;box-shadow:var(--shadow)}.guide-strip h2{font-size:clamp(1.9rem,3vw,2.8rem);line-height:1.15;margin:0}.guide-strip p{color:var(--muted)}
.home-closure{padding:92px 0 110px;display:grid;grid-template-columns:1.1fr .9fr;gap:72px}.closure-copy h2{font-size:clamp(1.9rem,3vw,2.8rem);line-height:1.2;margin:0}.closure-copy p{color:var(--muted)}.closure-copy>a{font-weight:800;color:var(--berry);text-decoration:none}.closure-links{display:grid;border-top:1px solid var(--line)}.closure-links a{display:grid;text-decoration:none;padding:18px 0;border-bottom:1px solid var(--line)}.closure-links span{color:var(--muted);font-size:.88rem;margin-top:4px}

/* 内页首屏 */
.brand-editorial,.watch-lead,.app-intro,.guide-lead,.industry-lead,.safety-lead,.privacy-lead,.contact-lead{margin:26px 0 70px;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.brand-editorial h1,.watch-lead h1,.app-intro h1,.guide-lead h1,.industry-lead h1,.safety-lead h1,.privacy-lead h1,.contact-lead h1,.discover-head h1,.topics-lead h1,.faq-head h1,.search-page-head h1,.about-lead h1{margin:0;color:var(--ink);font-size:clamp(2.35rem,4vw,4.2rem);line-height:1.06;letter-spacing:-.035em}
.brand-editorial img,.watch-lead img,.guide-lead img,.industry-lead img,.safety-lead img,.privacy-lead img,.contact-lead img,.about-lead img{border-radius:28px;box-shadow:var(--shadow);width:100%;max-height:620px;object-fit:cover}
.fact-lines{margin:32px 0 0;border-top:1px solid var(--line)}.fact-lines>div{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:14px 0;border-bottom:1px solid var(--line)}.fact-lines dt{color:var(--muted);font-size:.82rem}.fact-lines dd{margin:0;font-weight:800}
.prose-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding:20px 0 74px}.prose-grid article{border-top:3px solid var(--berry);padding-top:20px}.step-label{font-size:.76rem;color:var(--berry);font-weight:800}.prose-grid h2{font-size:1.7rem;line-height:1.25;margin:12px 0}.prose-grid p{color:var(--muted)}
.link-list{list-style:none;margin:18px 0 0;padding:0;border-top:1px solid var(--line)}.link-list li{border-bottom:1px solid var(--line)}.link-list a{display:grid;padding:14px 0;text-decoration:none}.link-list span{color:var(--muted);font-size:.86rem;margin-top:3px}
.article-promo{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;background:var(--paper2);border-radius:28px;padding:22px 40px 22px 22px;align-items:center}.article-promo img{border-radius:18px;width:100%;height:360px;object-fit:cover}.article-promo h2{font-size:2rem;line-height:1.2;margin:0}.article-promo p{color:var(--muted)}.article-promo a{font-weight:800;color:var(--berry);text-decoration:none}.quiet-section{padding:78px 0 96px;max-width:880px}.quiet-section p{color:var(--muted);font-size:1.02rem}.quiet-section>a{font-weight:800;color:var(--berry);text-decoration:none}

/* 观看页采用步骤线 + 深色内容带 */
.watch-route{margin:20px 0 84px;border-top:1px solid var(--line)}.route-step{display:grid;grid-template-columns:100px 1fr 1.25fr 180px;gap:28px;padding:24px 0;border-bottom:1px solid var(--line)}.route-step>span{font-size:.8rem;color:var(--berry);font-weight:800}.route-step h2{margin:0;font-size:1.2rem}.route-step p{margin:0;color:var(--muted)}.route-step a{text-align:right;text-decoration:none;font-weight:800;color:var(--berry)}
.watch-feature{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center;background:var(--ink);color:#fff;padding:30px;border-radius:28px}.watch-feature img{border-radius:18px;width:100%;height:460px;object-fit:cover}.watch-feature .eyebrow{color:var(--peach)}.watch-feature h2{font-size:2.2rem;line-height:1.16;margin:0}.watch-feature p{color:#cdbfc5}.watch-feature a{color:#f3c8bc;font-weight:800;text-decoration:none}
.truth-panel{padding:80px 0;display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.truth-panel h2{font-size:2.2rem;line-height:1.2;margin:0}.truth-list{border-top:1px solid var(--line)}.truth-list p{padding:18px 0;border-bottom:1px solid var(--line);margin:0;color:var(--muted)}
.related-reading{padding-bottom:100px}.reading-columns{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:18px}.reading-columns article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px}.reading-columns article:first-child{background:var(--paper2)}.reading-columns span{font-size:.78rem;color:var(--berry);font-weight:800}.reading-columns h3 a{text-decoration:none}.reading-columns p{color:var(--muted);font-size:.92rem}

/* 内容发现页更偏文字索引 */
.discover-head{padding:38px 0 58px;display:grid;grid-template-columns:1.25fr .75fr;gap:60px;align-items:end}.inline-search{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}
.discover-group{padding:40px 0 64px;border-top:1px solid var(--line)}.discover-group>header{display:grid;grid-template-columns:180px 1fr 1fr;gap:24px;margin-bottom:22px}.discover-group h2{margin:0;font-size:1.8rem}.discover-group header p{margin:0;color:var(--muted)}
.discover-list{display:grid;gap:12px}.discover-list article{display:grid;grid-template-columns:210px 1fr;gap:24px;background:#fff;border-radius:18px;padding:12px}.discover-image img{width:100%;height:150px;object-fit:cover;border-radius:12px}.discover-copy{padding:5px 10px 8px 0}.discover-copy h3{margin:8px 0 6px;font-size:1.22rem}.discover-copy h3 a{text-decoration:none}.discover-copy p{margin:0 0 8px;color:var(--muted)}

/* 专题页采用交替长条，不是固定宫格 */
.topics-lead{padding:42px 0 58px;max-width:900px}.topics-stack{padding-bottom:100px}.topic-stack-item{display:grid;grid-template-columns:.95fr 1.05fr;gap:38px;align-items:center;padding:34px 0;border-top:1px solid var(--line)}.topic-stack-item:nth-child(even){grid-template-columns:1.05fr .95fr}.topic-stack-item:nth-child(even) .topic-stack-media{order:2}.topic-stack-item:nth-child(even) .topic-stack-copy{order:1}.topic-stack-media img{width:100%;height:360px;object-fit:cover;border-radius:20px}.topic-stack-featured .topic-stack-media img{height:460px}.topic-order{font-size:2.6rem;color:#cdbcc2;font-weight:300}.topic-stack-copy h2{font-size:2rem;line-height:1.2;margin:8px 0}.topic-stack-copy h2 a{text-decoration:none}.topic-stack-copy p{color:var(--muted)}
.app-intro{grid-template-columns:1fr 1fr}.app-visual-pair{display:grid;grid-template-columns:1.1fr .9fr;gap:12px;align-items:end}.app-visual-pair img{border-radius:22px;object-fit:cover;width:100%;box-shadow:var(--shadow)}.app-visual-pair img:first-child{height:420px}.app-visual-pair img:last-child{height:340px}
.app-checklist{padding:20px 0 70px;display:grid;grid-template-columns:.72fr 1.28fr;gap:70px}.app-checklist h2{font-size:2.2rem;line-height:1.2;margin:0}.app-checklist ol{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.app-checklist li{display:grid;grid-template-columns:150px 1fr;gap:22px;padding:18px 0;border-bottom:1px solid var(--line)}.app-checklist li span{color:var(--muted)}
.community-block{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;background:var(--paper2);border-radius:28px;padding:24px 42px 24px 24px}.community-block img{width:100%;height:420px;object-fit:cover;border-radius:18px}.community-block h2{font-size:2.1rem;line-height:1.2;margin:0}.community-block p{color:var(--muted)}.community-block a{font-weight:800;color:var(--berry);text-decoration:none}
.app-related{padding:78px 0 100px;display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}.app-related h2{font-size:2.1rem;line-height:1.2;margin:0}.app-related p{color:var(--muted)}.link-pairs{border-top:1px solid var(--line)}.link-pairs a{display:grid;text-decoration:none;padding:16px 0;border-bottom:1px solid var(--line)}.link-pairs span{color:var(--muted);font-size:.86rem}

/* 指南页采用时间线和分流矩阵 */
.guide-timeline{padding:10px 0 70px}.guide-timeline article{display:grid;grid-template-columns:100px 1fr;gap:28px;padding:26px 0;border-top:1px solid var(--line)}.timeline-number{font-size:2.2rem;color:#c9b8be;font-weight:300}.guide-timeline h2{margin:0 0 8px;font-size:1.5rem}.guide-timeline p{margin:0;color:var(--muted)}
.guide-split{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px;background:var(--ink);color:#fff;border-radius:28px;padding:44px}.guide-split .eyebrow{color:var(--peach)}.guide-split h2{font-size:2rem;line-height:1.2;margin:0}.guide-split-links{display:grid;grid-template-columns:1fr 1fr;gap:10px}.guide-split-links a{text-decoration:none;background:#382e34;border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:16px;display:grid}.guide-split-links span{color:#cdbfc5;font-size:.82rem}
.guide-note{padding:78px 0 100px;display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:center}.guide-note img{border-radius:24px;box-shadow:var(--shadow)}.guide-note h2{font-size:2.2rem;line-height:1.2;margin:0}.guide-note p{color:var(--muted)}.guide-note a{font-weight:800;color:var(--berry);text-decoration:none}

/* 关联、FAQ、关于、安全、联系 */
.industry-points{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;padding:8px 0 30px}.industry-points article{border-top:3px solid var(--berry);background:#fff;border-radius:0 0 18px 18px;padding:24px}.industry-points article>span{color:#c8b6bc;font-size:1.8rem}.industry-points h2{font-size:1.25rem}.industry-points p{color:var(--muted)}
.faq-head{padding:40px 0 55px;max-width:900px}.faq-layout{display:grid;grid-template-columns:330px 1fr;gap:60px;padding-bottom:100px;align-items:start}.faq-index{position:sticky;top:112px}.faq-index img{border-radius:22px;width:100%;height:290px;object-fit:cover}.faq-index h2{font-size:1.1rem;margin:20px 0 10px}.faq-index a{display:block;padding:6px 0;color:var(--muted);text-decoration:none}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line);padding:18px 0}.faq-list summary{cursor:pointer;font-weight:800;font-size:1.05rem}.faq-list p{color:var(--muted)}
.about-lead{margin:34px 0 70px;display:grid;grid-template-columns:.95fr 1.05fr;gap:56px;align-items:center}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding-bottom:54px}.about-grid article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px}.about-grid h2{margin:0 0 10px;font-size:1.35rem}.about-grid p{margin:0;color:var(--muted)}.about-links{margin-bottom:100px;border-top:1px solid var(--line)}.about-links a{display:grid;grid-template-columns:220px 1fr;gap:20px;text-decoration:none;padding:18px 0;border-bottom:1px solid var(--line)}.about-links span{color:var(--muted)}
.safety-matrix{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding-bottom:30px}.safety-matrix article{background:#fff;border-radius:18px;padding:26px;border:1px solid var(--line)}.safety-matrix article>span{font-size:.76rem;font-weight:800;color:var(--berry)}.safety-matrix h2{margin:8px 0;font-size:1.4rem}.safety-matrix p{margin:0;color:var(--muted)}
.privacy-prose{max-width:880px;padding-bottom:100px}.privacy-prose article{padding:22px 0;border-top:1px solid var(--line)}.privacy-prose h2{margin:0 0 8px;font-size:1.35rem}.privacy-prose p{margin:0;color:var(--muted)}
.contact-routes{display:grid;grid-template-columns:1fr 1fr;gap:14px}.contact-routes a{text-decoration:none;background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;display:grid}.contact-routes a>span{font-size:.76rem;color:var(--berry);font-weight:800}.contact-routes strong{font-size:1.2rem;margin:6px 0}.contact-routes small{color:var(--muted);font-size:.86rem}

/* 正文和专题详情 */
.article-header{max-width:850px;padding:42px 0 30px}.article-header h1{margin:15px 0 0;font-size:clamp(2.3rem,4.4vw,4.45rem);line-height:1.04;letter-spacing:-.04em}.article-date{font-size:.82rem;color:var(--muted);margin-top:20px}.article-figure{margin:24px 0 54px}.article-figure img{width:100%;max-height:620px;object-fit:cover;border-radius:28px;box-shadow:var(--shadow)}.article-body{width:min(var(--reading),100%);margin:auto}.article-body section{margin-bottom:42px}.article-body h2{font-size:1.6rem;line-height:1.3;margin:0 0 12px}.article-body p{font-size:1.02rem;color:#50464b}.article-context{width:min(860px,100%);margin:58px auto 0;background:var(--paper2);border-radius:20px;padding:28px}.article-context h2{margin:0 0 8px;font-size:1.35rem}.article-context p{color:var(--muted)}.article-related{padding:70px 0 100px}.article-related h2{font-size:2rem;margin:0 0 24px}.related-lines{border-top:1px solid var(--line)}.related-lines a{display:grid;grid-template-columns:1fr 1.3fr;gap:30px;text-decoration:none;padding:18px 0;border-bottom:1px solid var(--line)}.related-lines span{color:var(--muted);font-size:.9rem}
.topic-detail-lead{margin:30px 0 70px;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}.topic-detail-lead img{width:100%;height:520px;object-fit:cover;border-radius:28px;box-shadow:var(--shadow)}.topic-detail-lead h1{font-size:clamp(2.3rem,4vw,4rem);line-height:1.08;margin:0}.topic-reading-order{display:grid;grid-template-columns:.65fr 1.35fr;gap:70px;padding-bottom:78px}.topic-reading-order h2{font-size:2rem;line-height:1.2;margin:0}.topic-reading-order header p{color:var(--muted)}.topic-reading-order ol{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.topic-reading-order li{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}.topic-reading-order li>span{font-size:1.5rem;color:#c4b2b8}.topic-reading-order h3{margin:0 0 6px;font-size:1.25rem}.topic-reading-order h3 a{text-decoration:none}.topic-reading-order p{margin:0;color:var(--muted)}.topic-back{display:flex;gap:18px;padding:0 0 100px}.topic-back a{font-weight:800;color:var(--berry);text-decoration:none}

/* 搜索和404 */
.search-page-head{padding:48px 0 46px;max-width:880px}.wide-search{margin-top:28px;max-width:720px}.search-results{padding-bottom:100px;border-top:1px solid var(--line)}.result-count{padding:20px 0;color:var(--muted)}.search-results article{display:grid;grid-template-columns:90px 1fr 1.4fr;gap:26px;padding:20px 0;border-top:1px solid var(--line)}.search-results article>span{font-size:.78rem;color:var(--berry);font-weight:800}.search-results h2{font-size:1.18rem;margin:0}.search-results h2 a{text-decoration:none}.search-results p{margin:0;color:var(--muted)}.empty-state{padding:48px;background:#fff;border:1px solid var(--line);border-radius:20px;margin-bottom:100px}.empty-state h2{font-size:1.7rem;margin:0 0 8px}.empty-state p{color:var(--muted)}
.not-found{min-height:600px;display:grid;grid-template-columns:.7fr 1.3fr;gap:70px;align-items:center}.not-found-code{font-size:clamp(7rem,18vw,14rem);line-height:.8;color:#e2d4d8;font-weight:900;letter-spacing:-.08em}.not-found h1{font-size:clamp(2rem,4vw,3.5rem);line-height:1.1;margin:0}.not-found p{color:var(--muted)}.not-found-actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center;margin-top:20px}.not-found-actions>a:not(.button-link){font-weight:800;color:var(--berry);text-decoration:none}

/* Footer */
.site-footer{background:var(--ink);color:#fff}.footer-shell{width:min(var(--content),calc(100% - 40px));margin:auto;display:grid;grid-template-columns:1fr 1.5fr;gap:80px;padding:70px 0 48px}.footer-brand .eyebrow{color:var(--peach)}.footer-brand h2{margin:0 0 10px;font-size:1.65rem}.footer-brand p{color:#cdbfc5}.footer-links{display:grid;grid-template-columns:1fr 1fr 1fr;gap:28px}.footer-links h3{font-size:.86rem;margin:0 0 12px;color:#e3d8dc}.footer-links a{display:block;text-decoration:none;color:#bfaeb5;padding:5px 0;font-size:.88rem}.footer-bottom{width:min(var(--content),calc(100% - 40px));margin:auto;border-top:1px solid rgba(255,255,255,.12);padding:18px 0 28px;display:flex;justify-content:space-between;gap:20px;color:#a9979f;font-size:.78rem}.footer-bottom p{margin:0}.back-top{position:fixed;right:20px;bottom:20px;z-index:80;width:44px;height:44px;border-radius:50%;border:0;background:var(--amber);color:#fff;font-weight:900;box-shadow:0 10px 26px rgba(43,34,40,.2)}.back-top[hidden]{display:none}

/* Responsive */
@media(max-width:1200px){
 .header-shell{width:min(100% - 28px,1100px);gap:16px}.primary-nav a{padding-inline:8px;font-size:.86rem}.brand-copy small{display:none}
 .flow-item{grid-template-columns:120px minmax(220px,.9fr) 1.3fr 120px}.topic-rail-track{grid-template-columns:1.2fr 1fr 1fr}.topic-rail-item:last-child{grid-column:2/4}
}
@media(max-width:1024px){
 .header-shell{grid-template-columns:auto auto auto;justify-content:space-between}.menu-toggle{display:inline-flex}.primary-nav{display:none;position:absolute;left:14px;right:14px;top:72px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px;padding:10px;flex-direction:column;align-items:stretch}.primary-nav.is-open{display:flex}
 .home-lead{grid-template-columns:1fr;min-height:auto}.home-lead-media{min-height:480px}.home-lead-copy{padding:40px}.feature-band{grid-template-columns:1fr}.feature-band>img{min-height:380px;max-height:520px}
 .flow-item{grid-template-columns:100px 1fr 1.3fr}.flow-read{grid-column:2/4;text-align:left}.topic-rail-track{grid-template-columns:1fr 1fr}.topic-rail-item:last-child{grid-column:auto}
 .support-note,.home-closure,.brand-editorial,.watch-lead,.app-intro,.guide-lead,.industry-lead,.safety-lead,.privacy-lead,.contact-lead,.about-lead{grid-template-columns:1fr;gap:34px}
 .guide-strip-inner{grid-template-columns:1fr;gap:34px}.route-step{grid-template-columns:90px 1fr 1.4fr}.route-step a{grid-column:2/4;text-align:left}.watch-feature{grid-template-columns:1fr}.truth-panel{gap:36px}
 .discover-head{grid-template-columns:1fr;gap:28px}.discover-group>header{grid-template-columns:150px 1fr}.discover-group header p{grid-column:2}.topic-stack-item,.topic-stack-item:nth-child(even){grid-template-columns:1fr 1fr}
 .app-checklist,.app-related,.guide-split,.topic-reading-order{gap:36px}.faq-layout{grid-template-columns:260px 1fr;gap:34px}.topic-detail-lead{grid-template-columns:1fr}.footer-shell{grid-template-columns:1fr;gap:42px}
}
@media(max-width:860px){
 .search-trigger{padding:8px 11px;font-size:.82rem}.home-lead{width:calc(100% - 20px);border-radius:24px}.home-lead-media{min-height:360px}.home-lead-copy{padding:34px 28px}
 .feature-band{width:calc(100% - 20px);border-radius:22px}.feature-band-copy{padding:36px}.flow-item{grid-template-columns:1fr;gap:7px}.flow-read{grid-column:auto}
 .support-note,.home-closure{gap:40px}.prose-grid,.truth-panel,.app-checklist,.app-related,.topic-reading-order{grid-template-columns:1fr}.article-promo,.community-block,.guide-note{grid-template-columns:1fr;padding:22px}
 .route-step{grid-template-columns:70px 1fr}.route-step p,.route-step a{grid-column:2}.reading-columns{grid-template-columns:1fr}.discover-group>header{grid-template-columns:1fr}.discover-group header p{grid-column:auto}
 .topic-stack-item,.topic-stack-item:nth-child(even){grid-template-columns:1fr}.topic-stack-item:nth-child(even) .topic-stack-media,.topic-stack-item:nth-child(even) .topic-stack-copy{order:initial}
 .guide-split{grid-template-columns:1fr}.industry-points{grid-template-columns:1fr}.faq-layout{grid-template-columns:1fr}.faq-index{position:static;display:grid;grid-template-columns:220px 1fr;gap:22px}.safety-matrix,.about-grid,.contact-routes{grid-template-columns:1fr}
 .search-results article{grid-template-columns:80px 1fr}.search-results p{grid-column:2}.not-found{grid-template-columns:1fr;gap:20px;padding:60px 0}.footer-shell{grid-template-columns:1fr}
}
@media(max-width:768px){
 .page-shell,.section-shell,.article-shell{width:min(100% - 28px,var(--content))}.header-shell{width:calc(100% - 20px);min-height:68px}.brand-mark img{width:40px;height:40px}.search-trigger{display:none}
 .home-lead h1{font-size:2.5rem}.home-lead-media{min-height:300px}.path-link{align-items:flex-start;flex-direction:column;gap:6px}.index-story{grid-template-columns:56px 1fr}
 .topic-rail-track{grid-template-columns:1fr}.topic-rail-item:first-child img,.topic-rail-item img{height:220px}.row-heading{align-items:start;flex-direction:column}
 .discover-list article{grid-template-columns:150px 1fr}.discover-image img{height:130px}.topic-stack-media img,.topic-stack-featured .topic-stack-media img{height:320px}
 .guide-split-links{grid-template-columns:1fr}.faq-index{grid-template-columns:1fr}.related-lines a{grid-template-columns:1fr}.topic-detail-lead img{height:380px}.footer-bottom{flex-direction:column}
}
@media(max-width:600px){
 body{font-size:15px}.header-shell{grid-template-columns:auto auto}.menu-toggle{justify-self:end}.home-lead-media{min-height:250px}.home-lead-copy{padding:28px 22px}.home-lead h1{font-size:2.15rem}.home-lead .lead{font-size:1rem}
 .index-story{grid-template-columns:1fr;gap:8px}.feature-band-copy{padding:28px 20px}.feature-band>img{min-height:260px}
 .brand-editorial h1,.watch-lead h1,.app-intro h1,.guide-lead h1,.industry-lead h1,.safety-lead h1,.privacy-lead h1,.contact-lead h1,.discover-head h1,.topics-lead h1,.faq-head h1,.search-page-head h1,.about-lead h1{font-size:2.35rem}
 .fact-lines>div{grid-template-columns:1fr;gap:2px}.article-promo img,.community-block img{height:280px}.route-step{grid-template-columns:1fr}.route-step p,.route-step a{grid-column:auto}
 .discover-list article{grid-template-columns:1fr}.discover-image img{height:220px}.topic-stack-media img,.topic-stack-featured .topic-stack-media img{height:250px}.app-visual-pair{grid-template-columns:1fr}.app-checklist li{grid-template-columns:1fr}
 .guide-timeline article{grid-template-columns:54px 1fr}.guide-split{padding:24px}.about-links a{grid-template-columns:1fr}.search-results article{grid-template-columns:1fr}.search-results p{grid-column:auto}.empty-state{padding:28px}
 .footer-links{grid-template-columns:1fr 1fr}.search-dialog{padding:22px}
}
@media(max-width:375px){
 .page-shell,.section-shell,.article-shell{width:calc(100% - 22px)}.header-shell{width:calc(100% - 14px)}.brand-copy strong{font-size:.86rem}.menu-toggle{padding:7px 10px}
 .home-lead{width:calc(100% - 12px);margin-top:12px}.home-lead h1{font-size:1.95rem}.feature-band{width:calc(100% - 12px)}.footer-links{grid-template-columns:1fr}
}