@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600;700&family=Noto+Serif+SC:wght@400;500;600;700&display=swap');

:root{--ink:#142922;--green:#174d43;--green2:#235e50;--cream:#f6f4ed;--paper:#fffefa;--line:#d8d8cf;--muted:#5f6d65;--orange:#b9704f;--light:#e9eee8;--font-sans:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;--font-serif:'Noto Serif SC','Songti SC',serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:var(--font-sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}img{display:block;max-width:100%}.container{max-width:1296px;padding:0 48px;margin:0 auto}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase}.section-label{display:flex;align-items:center;gap:12px;color:var(--orange);font-size:13px;font-weight:700;letter-spacing:.14em}.section-label:before{content:'';display:block;flex:0 0 auto;width:0;height:0;border-top:6px solid transparent;border-bottom:6px solid transparent;border-left:10px solid currentColor}.section-title{font:600 clamp(34px,4.3vw,57px)/1.35 var(--font-serif);letter-spacing:-.045em;margin:20px 0}.section-intro{font-size:17px;line-height:1.9;color:var(--muted);max-width:610px}.draft{height:31px;background:#e4e8e0;color:#39574b;text-align:center;font-size:11px;line-height:31px;letter-spacing:.04em}.site-header{height:83px;border-bottom:1px solid #e4e6dd;background:rgba(255,254,250,.97);position:sticky;top:0;z-index:50;backdrop-filter:blur(10px)}.nav-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}.brand-mark{width:40px;height:40px;border-radius:2px;background:var(--green);display:flex;align-items:center;justify-content:center;color:#fff;font:600 23px var(--font-serif)}.brand-name{display:block;font:700 20px/1.1 var(--font-serif);letter-spacing:.05em}.brand-sub{display:block;font-size:10px;letter-spacing:.04em;color:#75847a;margin-top:4px}.nav-links{display:flex;align-items:center;gap:34px;margin-left:auto}.nav-links a{font-size:13px;font-weight:600;white-space:nowrap;transition:color .2s}.nav-links a:hover{color:var(--orange)}.nav-cta{font-size:13px;font-weight:700;color:#fff;background:var(--green);padding:12px 22px;white-space:nowrap;transition:background .2s}.nav-cta:hover{background:var(--green2)}.mobile-menu{display:none}

.hero{background:var(--cream);overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;min-height:660px;align-items:center;gap:56px}.hero-copy{padding:70px 0 74px}.hero-eyebrow{font-size:13px;letter-spacing:.15em;color:var(--green);font-weight:700;margin-bottom:27px}.hero h1{font:600 clamp(50px,5.8vw,82px)/1.23 var(--font-serif);letter-spacing:-.065em;margin:0 0 30px}.hero h1 em{font-style:normal;color:var(--green);display:block}.hero p{font-size:18px;line-height:1.9;color:#53665b;max-width:610px;margin:0 0 36px}.actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:space-between;gap:26px;min-height:52px;padding:0 22px;font-size:14px;font-weight:700;transition:transform .2s,background .2s;border:1px solid var(--green)}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--green);color:white}.btn-primary:hover{background:var(--green2)}.btn-outline{background:transparent;color:var(--green)}.btn-outline:hover{background:#e7ece6}.btn-light{background:#f6f4ed;color:var(--green);border-color:#f6f4ed}.arrow{font-size:20px;line-height:1;font-weight:400}.hero-proof{display:flex;align-items:center;gap:30px;border-top:1px solid #d8ddd3;padding-top:26px;margin-top:58px;font-size:12px;color:#6f8075}.hero-proof span:not(:first-child):before{content:'•';margin-right:30px;color:var(--orange)}.hero-visual{height:600px;position:relative;align-self:end}.hero-visual:before{content:'';position:absolute;width:85%;height:77%;right:-48px;bottom:0;background:#dbe4da}.hero-visual img{position:absolute;width:78%;height:89%;object-fit:cover;object-position:50% 20%;right:2%;bottom:0;filter:saturate(.68)}.visual-note{position:absolute;left:-5%;bottom:28px;z-index:2;background:#fffefa;padding:18px 22px;box-shadow:0 13px 45px rgba(20,41,34,.1);border-left:3px solid var(--orange);font-size:13px;line-height:1.6}.visual-note strong{display:block;font:600 20px var(--font-serif);margin-bottom:4px}

.statement{padding:102px 0 105px;background:var(--paper)}.statement-top{display:grid;grid-template-columns:.7fr 1.3fr;gap:80px;align-items:start}.statement h2{font:600 clamp(32px,3.6vw,49px)/1.42 var(--font-serif);letter-spacing:-.045em;margin:0}.statement h2 span{color:var(--green)}.statement-body{font-size:17px;color:#526157;line-height:2.05;margin:0}.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:70px;border-top:1px solid var(--line)}.pain{padding:29px 38px 0 0;min-height:170px}.pain+.pain{border-left:1px solid var(--line);padding-left:38px}.pain .num{font:500 13px var(--font-sans);color:var(--orange);display:block;margin-bottom:15px}.pain h3{font:600 22px/1.4 var(--font-serif);margin:0 0 11px}.pain p{font-size:14px;line-height:1.8;color:var(--muted);margin:0}

.case-feature{background:var(--green);color:#fff;padding:105px 0 92px}.case-feature .section-label{color:#c8ad86}.case-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px;align-items:start}.case-title{font:600 clamp(36px,4vw,60px)/1.32 var(--font-serif);letter-spacing:-.045em;margin:24px 0 28px}.case-intro{font-size:16px;line-height:1.95;color:#d1dfd5;max-width:460px}.case-result{margin-top:54px;padding-top:22px;border-top:1px solid #568275;display:grid;grid-template-columns:1fr 1fr;gap:28px}.case-result strong{font:600 36px var(--font-serif);display:block;color:#fff}.case-result span{font-size:12px;color:#b9cdbf;line-height:1.7;display:block;margin-top:9px}.case-right{padding-top:52px}.case-big{font:600 clamp(72px,9vw,138px)/.95 var(--font-serif);letter-spacing:-.08em;color:#e8eedf}.case-big small{font-size:.28em;letter-spacing:0;margin-left:9px}.case-caption{font-size:15px;color:#dae6dc;margin-top:24px;padding-bottom:28px;border-bottom:1px solid #568275}.case-points{display:grid;grid-template-columns:repeat(2,1fr);gap:38px;margin:32px 0 42px}.case-points h4{font-size:12px;color:#b1cbb9;letter-spacing:.12em;margin:0 0 10px}.case-points p{font-size:14px;line-height:1.85;margin:0}.case-link{display:inline-flex;align-items:center;gap:22px;color:#fff;font-weight:600;font-size:14px;border-bottom:1px solid #92ae9f;padding-bottom:9px}.case-link:hover{color:#e8d7bd}.mini-cases{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:#dfe6db;margin-top:70px;border:1px solid #dfe6db}.mini-case{background:var(--green);padding:27px 30px;display:flex;align-items:end;justify-content:space-between;min-height:125px}.mini-case .industry{font-size:11px;color:#a9c4b2;margin-bottom:10px}.mini-case h3{font:600 19px var(--font-serif);margin:0}.mini-case strong{font:500 26px var(--font-serif);white-space:nowrap}

.method{padding:112px 0 115px;background:#f7f7f1}.method-head{display:flex;justify-content:space-between;align-items:end;gap:30px}.method-head p{max-width:370px;color:var(--muted);line-height:1.9;margin:0 0 9px;font-size:15px}.five{display:grid;grid-template-columns:repeat(5,1fr);margin-top:56px;border-top:1px solid #bfc9bd;border-bottom:1px solid #bfc9bd}.five-item{min-height:270px;padding:29px 25px 25px 0}.five-item+.five-item{border-left:1px solid #cbd3c8;padding-left:25px}.five-item span{font:400 12px var(--font-sans);color:var(--orange)}.five-item h3{font:600 25px/1.5 var(--font-serif);margin:54px 0 12px}.five-item p{font-size:13px;color:var(--muted);line-height:1.8;margin:0}.method-foot{display:flex;justify-content:flex-end;margin-top:28px;font-size:14px;font-weight:600;color:var(--green)}

.service{padding:112px 0 120px;background:var(--paper)}.service-head{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:end}.service-head p{font-size:16px;line-height:1.9;color:var(--muted);max-width:510px;margin:0 0 18px}.service-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:55px}.step{background:#f4f5ee;padding:35px 32px 34px;min-height:360px;display:flex;flex-direction:column}.step:nth-child(2){background:#ebf0e9}.step:nth-child(3){background:#dce9dd}.step-no{font:600 18px var(--font-serif);color:var(--orange);letter-spacing:.02em}.step h3{font:600 27px var(--font-serif);margin:50px 0 14px}.step p{font-size:14px;line-height:1.85;color:#56695c;margin:0}.step-bottom{border-top:1px solid #bdcbbe;margin-top:auto;padding-top:17px;font-size:12px;color:#486154;font-weight:600}

.about{background:#efece3;padding:100px 0}.about-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:85px;align-items:center}.about-photo{height:490px;position:relative}.about-photo img{width:100%;height:100%;object-fit:cover;object-position:center 42%;filter:saturate(.75)}.about-photo:after{content:'现场讲授 · 实际服务照片';position:absolute;bottom:15px;left:15px;background:rgba(20,41,34,.79);color:#fff;padding:9px 14px;font-size:11px;letter-spacing:.06em}.about .quote{font:600 clamp(28px,3vw,43px)/1.55 var(--font-serif);letter-spacing:-.04em;margin:23px 0}.about-desc{font-size:15px;line-height:1.95;color:var(--muted);max-width:550px}.about-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}.about-tags span{border:1px solid #c8d2c8;color:var(--green);padding:8px 11px;font-size:12px}

.pathways{padding:105px 0 110px}.path-head{text-align:center}.path-head .section-label{justify-content:center}.path-head .section-title{margin-bottom:15px}.path-head p{font-size:15px;color:var(--muted);line-height:1.8;margin:0}.path-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:48px}.path-card{padding:45px 43px;min-height:310px;background:#eef2ed;display:flex;flex-direction:column}.path-card:nth-child(2){background:#173f37;color:#fff}.path-kicker{font-size:12px;font-weight:700;letter-spacing:.13em;color:#b9704f}.path-card:nth-child(2) .path-kicker{color:#d5ad88}.path-card h3{font:600 33px var(--font-serif);margin:33px 0 15px}.path-card p{font-size:14px;line-height:1.85;max-width:490px;margin:0;color:#58695d}.path-card:nth-child(2) p{color:#c9d9d0}.path-card a{margin-top:auto;font-size:14px;font-weight:700;display:inline-flex;gap:24px;align-items:center;border-bottom:1px solid currentColor;width:max-content;padding:8px 0}.path-note{font-size:12px;color:#758279;text-align:center;margin-top:16px}

.contact{background:#f1f2ea;padding:100px 0 95px}.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:80px}.contact-copy p{font-size:16px;line-height:1.9;color:var(--muted);max-width:470px}.phone-list{display:flex;gap:50px;border-top:1px solid #c7d1c5;padding-top:26px;margin-top:55px}.phone-list span{display:block;font-size:11px;color:#7b8b80;letter-spacing:.12em;margin-bottom:8px}.phone-list strong{font:600 25px var(--font-serif);white-space:nowrap}.qr-area{display:flex;align-items:start;gap:24px;justify-content:flex-end}.qr-area img{width:150px;height:auto;border:1px solid #d1d9d0;background:#fff}.qr-area h3{font:600 19px var(--font-serif);margin:3px 0 9px}.qr-area p{font-size:12px;color:#728176;line-height:1.8;max-width:160px;margin:0}.footer{background:#132b23;color:#d0ddd1;padding:35px 0}.footer-row{display:flex;justify-content:space-between;gap:20px;align-items:end}.footer strong{color:#fff;font:600 21px var(--font-serif);display:block;margin-bottom:11px}.footer p{font-size:12px;line-height:1.85;margin:0;color:#a7b9a9}.footer .footnote{text-align:right;font-size:11px;line-height:1.9;color:#a7b9a9}

.case-detail-hero{background:#183f36;color:#fff;padding:100px 0 90px}.crumb{font-size:12px;color:#bdcfc2;margin-bottom:65px}.case-detail-hero h1{font:600 clamp(45px,5.3vw,72px)/1.24 var(--font-serif);margin:0 0 26px;letter-spacing:-.04em;max-width:850px}.case-detail-hero p{font-size:17px;line-height:1.9;color:#cfe0d2;max-width:690px}.case-detail-hero .metrics{display:flex;gap:90px;border-top:1px solid #5c8270;padding-top:28px;margin-top:65px}.case-detail-hero .metrics strong{display:block;font:600 44px var(--font-serif)}.case-detail-hero .metrics span{font-size:12px;color:#bad0be}.case-body{padding:100px 0 115px}.case-article{max-width:960px;margin:auto}.case-block{display:grid;grid-template-columns:220px 1fr;border-top:1px solid #d2d8cf;padding:35px 0;gap:40px}.case-block h2{font:600 24px var(--font-serif);margin:0}.case-block p,.case-block li{font-size:16px;line-height:2;color:#536258}.case-block ul{padding-left:19px;margin:0}.case-block p{margin:0}.case-disclaimer{font-size:12px;color:#7a857a;margin-top:30px;line-height:1.7}

@media(max-width:1000px){.nav-links{gap:18px}.container{padding:0 30px}.hero-grid{gap:20px}.hero-visual{height:520px}.hero-proof{gap:12px}.hero-proof span:not(:first-child):before{margin-right:12px}.case-grid{gap:35px}.about-grid{gap:35px}}
@media(max-width:760px){.container{padding:0 22px}.draft{font-size:10px}.site-header{height:66px}.brand-mark{width:34px;height:34px;font-size:20px}.brand-name{font-size:17px}.brand-sub{font-size:9px}.nav-links{display:none}.nav-cta{padding:10px 13px;font-size:11px}.hero-grid,.statement-top,.case-grid,.service-head,.about-grid,.contact-grid{grid-template-columns:1fr}.hero-grid{gap:0}.hero-copy{padding:65px 0 40px}.hero h1{font-size:39px}.hero p{font-size:15px;margin-bottom:25px}.hero-proof{margin-top:35px;font-size:10px;flex-wrap:wrap;gap:8px}.hero-visual{height:360px;margin:0 -22px}.hero-visual:before{right:0;width:70%}.hero-visual img{width:60%;height:95%;right:13%;object-position:50% 18%}.visual-note{left:5%;bottom:18px;padding:11px 14px;font-size:10px}.visual-note strong{font-size:15px}.statement,.case-feature,.method,.service,.about,.pathways,.contact{padding:75px 0}.statement-top,.service-head{gap:12px}.statement-body{font-size:15px}.pain-grid,.service-steps,.path-grid{grid-template-columns:1fr}.pain-grid{margin-top:39px}.pain{min-height:auto;padding:22px 0}.pain+.pain{border-left:0;border-top:1px solid var(--line);padding:22px 0}.case-right{padding-top:20px}.case-big{font-size:89px}.case-points,.mini-cases{grid-template-columns:1fr}.case-result{margin-top:30px}.mini-cases{margin-top:45px}.five{grid-template-columns:1fr 1fr}.five-item{min-height:170px;padding:20px 15px 18px 0}.five-item+.five-item{border-left:0;padding-left:0}.five-item:nth-child(even){border-left:1px solid #cbd3c8;padding-left:15px}.five-item:nth-child(n+3){border-top:1px solid #cbd3c8}.five-item h3{font-size:19px;margin:30px 0 7px}.method-head{display:block}.method-head p{font-size:14px}.step{min-height:270px}.step h3{margin-top:35px}.about-photo{height:310px}.about .quote{font-size:31px}.path-card{min-height:265px;padding:32px}.path-card h3{font-size:27px;margin:25px 0 12px}.contact-grid{gap:40px}.phone-list{gap:15px;justify-content:space-between}.phone-list strong{font-size:17px}.qr-area{justify-content:flex-start}.qr-area img{width:115px}.footer-row{display:block}.footer .footnote{text-align:left;margin-top:25px}.case-detail-hero{padding:65px 0}.case-detail-hero h1{font-size:43px}.case-detail-hero .metrics{gap:20px;justify-content:space-between}.case-detail-hero .metrics strong{font-size:31px}.case-block{grid-template-columns:1fr;gap:10px}}

/* 咨询意向表单：设计预览，控件禁用且不提交数据。 */
.lead-form{margin-top:65px;padding:46px 48px;background:#fffefa;border:1px solid #d8dfd5;display:grid;grid-template-columns:.85fr 1.15fr;gap:80px}
.lead-form h3{font:600 32px/1.45 var(--font-serif);margin:22px 0 14px}
.lead-form p{font-size:14px;line-height:1.85;color:var(--muted);max-width:330px}
.lead-fields{display:grid;grid-template-columns:1fr 1fr;gap:20px 16px}
.lead-fields label{display:block;font-size:12px;font-weight:700;color:#36584a}
.lead-fields label:last-of-type{grid-column:1/-1}
.lead-fields input,.lead-fields textarea{display:block;width:100%;margin-top:9px;border:1px solid #d5ded4;background:#f8faf6;padding:12px 14px;border-radius:0;color:#637469;resize:none;opacity:1}
.lead-fields textarea{min-height:85px}
.lead-fields input::placeholder,.lead-fields textarea::placeholder{color:#92a096}
.lead-fields button{border:0;background:#315b4f;color:white;padding:15px 21px;text-align:left;font-size:13px;font-weight:700;opacity:1}
.lead-fields small{align-self:center;color:#7f8d81;font-size:11px}
@media(max-width:760px){.lead-form{margin-top:40px;padding:28px 23px;grid-template-columns:1fr;gap:20px}.lead-form h3{font-size:27px}.lead-fields{grid-template-columns:1fr;gap:15px}.lead-fields label:last-of-type{grid-column:auto}}

/* V2：原始品牌图形、案例证据和正式模型文案。 */
.brand-mark.logo-symbol{background-color:transparent;background-image:url('assets/青木咨询原始Logo.png');background-repeat:no-repeat;background-size:126px 84px;background-position:-43px -11px}
.case-photo{margin:0}.case-photo img{width:100%;height:258px;object-fit:cover;object-position:center 48%}.case-photo figcaption{font-size:11px;color:#bbd2c3;margin-top:8px}
.case-right{padding-top:5px}.case-source-note{font-size:12px;color:#b6d0bd;line-height:1.7;margin:26px 0 0}.case-source-note a{color:white;text-decoration:underline;margin-left:12px}
.path-card:first-child{background:#173f37;color:white}.path-card:first-child p{color:#c9d9d0}.path-card:first-child .path-kicker{color:#d5ad88}
.path-card:nth-child(2){background:#eef2ed;color:var(--ink)}.path-card:nth-child(2) p{color:#58695d}.path-card:nth-child(2) .path-kicker{color:#b9704f}
.case-detail-photo{margin:0 0 76px}.case-detail-photo img{width:100%;max-height:470px;object-fit:cover}.case-detail-photo figcaption{color:#76877a;font-size:12px;margin-top:10px}
.cases-index-hero{background:#183f36;color:white;padding:105px 0 95px}.cases-index-hero .section-label{color:#d5ad88}.cases-index-hero h1{font:600 clamp(45px,5vw,68px)/1.35 var(--font-serif);letter-spacing:-.04em;margin:24px 0}.cases-index-hero p{font-size:16px;line-height:1.9;color:#d3e0d3;max-width:700px}
.cases-index{padding:90px 0}.cases-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}.case-tile{border:1px solid #d9dfd5;background:#fbfcf8;padding:34px 34px 31px;min-height:360px;display:flex;flex-direction:column}.case-tile-top span{font-size:12px;color:#aa7156;font-weight:700;letter-spacing:.07em}.case-tile h2{font:600 26px/1.4 var(--font-serif);margin:14px 0 25px}.case-tile p{font-size:14px;line-height:1.85;color:#51675a;margin:0 0 13px}.case-tile p b{color:#1a4034;margin-right:6px}.case-tile-result{border-top:1px solid #d6dfd3;padding-top:18px;margin-top:auto;font-size:14px;font-weight:700;color:#245746;line-height:1.6}.case-tile a{font-size:13px;color:#245746;font-weight:700;margin-top:18px}.cases-index-note{font-size:12px;line-height:1.7;color:#7a8b7c;margin-top:30px}.case-index-cta{background:#edf1e8;padding:75px 0}.case-index-cta h2{font:600 38px var(--font-serif);margin:0 0 15px}.case-index-cta p{color:#597063;margin-bottom:26px}
@media(max-width:760px){.brand-mark.logo-symbol{background-size:107px 71px;background-position:-36px -9px}.case-photo img{height:205px}.case-source-note a{display:block;margin:8px 0 0}.cases-index-hero{padding:70px 0}.cases-index-hero h1{font-size:40px}.cases-list{grid-template-columns:1fr}.case-tile{min-height:auto;padding:26px}.case-tile h2{font-size:22px}.case-index-cta h2{font-size:30px}.case-detail-photo{margin-bottom:50px}}
.footer .icp-link{display:inline-block;margin-top:7px;color:#d2e0d2;text-decoration:underline;text-underline-offset:3px}
.footer .icp-link:hover{color:#fff}

/* V5: 五有标题在每张卡片内保持一行，并提供证书原件查看。 */
.five-item h3{font-size:clamp(18px,1.9vw,23px);line-height:1.4;letter-spacing:-.045em;white-space:nowrap}
.method-foot{align-items:center;gap:26px;flex-wrap:wrap}
.method-cert-button{border:0;background:transparent;padding:0;color:var(--green);font:inherit;font-weight:600;cursor:pointer}
.method-cert-button:hover,.method-foot a:hover{text-decoration:underline;text-underline-offset:4px}
.certificate-dialog{width:min(1100px,94vw);max-height:92vh;border:0;padding:22px;background:#fffefa;box-shadow:0 24px 70px rgba(13,32,26,.28);overflow:auto}
.certificate-dialog::backdrop{background:rgba(13,32,26,.72)}
.certificate-dialog-head{display:flex;align-items:start;justify-content:space-between;gap:24px;margin:0 0 14px}
.certificate-dialog-head h2{font:600 28px var(--font-serif);margin:10px 0 6px}
.certificate-dialog-head p{font-size:13px;line-height:1.6;color:var(--muted);margin:0}
.certificate-close{border:1px solid #cad4c9;background:transparent;padding:9px 14px;color:var(--green);cursor:pointer;white-space:nowrap}
.certificate-dialog img{width:100%;height:auto;display:block}
@media(max-width:760px){.five-item h3{font-size:clamp(15px,4.3vw,19px)}.method-foot{justify-content:flex-start;gap:15px}.certificate-dialog{padding:12px}.certificate-dialog-head h2{font-size:23px}}

/* V5: 六个完整案例与已公开客户名单。 */
.case-tile-result b{display:block;margin-bottom:10px;color:#1d4e3e}
.case-tile-result ul{padding-left:18px;margin:0;font-weight:500}
.case-tile-result li{padding-left:2px;margin:0 0 5px}
.case-detail-hero .metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.case-detail-hero .metrics strong{font-size:clamp(25px,3vw,40px);white-space:nowrap}
.case-page-links{display:flex;align-items:center;gap:28px;flex-wrap:wrap;margin-top:55px}
.case-next{color:var(--green);font-size:14px;font-weight:700;text-decoration:underline;text-underline-offset:4px}
.client-roster-section{padding:20px 0 100px;background:#fffefa}
.client-roster-section h2{font:600 clamp(32px,3.4vw,46px)/1.35 var(--font-serif);margin:18px 0}
.client-roster-intro{font-size:15px;line-height:1.8;color:var(--muted);max-width:690px;margin:0 0 28px}
.client-roster{border-top:1px solid #bfc9bd;border-bottom:1px solid #bfc9bd}
.client-roster summary{list-style:none;display:flex;justify-content:space-between;gap:24px;align-items:center;padding:22px 0;cursor:pointer;color:var(--green);font-weight:700}
.client-roster summary::-webkit-details-marker{display:none}
.client-roster summary span{font-size:13px;font-weight:500}
.client-roster .roster-close-label{display:none}
.client-roster[open] .roster-open-label{display:none}
.client-roster[open] .roster-close-label{display:inline}
.client-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px;padding:28px 0 35px;border-top:1px solid #e1e6dd}
.client-group h3{font:600 23px var(--font-serif);margin:0 0 13px}
.client-group p{font-size:14px;line-height:2;color:var(--muted);margin:0}
@media(max-width:760px){.case-detail-hero .metrics{grid-template-columns:1fr 1fr;gap:18px}.case-detail-hero .metrics strong{font-size:29px}.client-roster-section{padding:0 0 75px}.client-grid{grid-template-columns:1fr;gap:26px}.client-roster summary{font-size:14px}.client-roster summary span{font-size:12px}}

/* Compact navigation, visible whenever the desktop links are hidden. */
.mobile-nav{display:none}
@media(max-width:760px){
  .nav-inner{position:relative;gap:12px}
  .mobile-nav{display:block;margin-left:auto;flex:0 0 auto}
  .mobile-nav summary{list-style:none;display:flex;align-items:center;gap:7px;padding:9px 8px;color:var(--green);font-size:13px;font-weight:700;cursor:pointer}
  .mobile-nav summary::-webkit-details-marker{display:none}
  .mobile-nav summary:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
  .mobile-nav-icon{font-size:18px;line-height:1}
  .mobile-nav nav{position:absolute;top:66px;right:22px;width:min(280px,calc(100vw - 44px));padding:9px 0;background:#fffefa;border:1px solid #dce4d9;box-shadow:0 18px 35px rgba(16,47,37,.16);z-index:70}
  .mobile-nav nav a{display:block;padding:13px 20px;color:var(--green);font-size:14px;font-weight:600}
  .mobile-nav nav a:hover,.mobile-nav nav a:focus-visible{background:#edf2eb}
}
@media(max-width:410px){.nav-cta{padding:9px 10px;font-size:10px}.mobile-nav summary{padding:8px 3px}.brand-sub{max-width:126px}}


/* 青木组织原文页：沿用官网字体和颜色，保持文档内容原样。 */
.baike-page{background:var(--cream)}
.baike-shell{padding:84px 0 118px}
.baike-document{max-width:920px;margin:0 auto;padding:68px 78px 88px;background:var(--paper);border:1px solid #e3e5dc}
.baike-document h1{font:600 clamp(33px,4vw,48px)/1.35 var(--font-serif);letter-spacing:-.045em;margin:0 0 37px;color:var(--green)}
.baike-section{margin:0 0 49px}
.baike-section:last-child{margin-bottom:0}
.baike-section h2{font:600 30px/1.45 var(--font-serif);letter-spacing:-.035em;color:var(--green);margin:0 0 21px;padding:0 0 14px;border-bottom:1px solid var(--line)}
.baike-section h3{font:600 21px/1.5 var(--font-serif);letter-spacing:-.025em;margin:31px 0 11px;color:var(--ink)}
.baike-section p{font-size:15px;line-height:2.05;color:#43564b;margin:0 0 15px}
.baike-section p:last-child{margin-bottom:0}
.baike-table-wrap{overflow-x:auto;margin:25px 0 0}
.baike-document table{width:100%;border-collapse:collapse;font-size:14px;line-height:1.7;color:#344c40}
.baike-document th,.baike-document td{border:1px solid #d9e0d5;padding:12px 18px;text-align:left;vertical-align:top}
.baike-document th{background:#e9eee8;font-weight:700;color:var(--green)}
.baike-document td:first-child{width:155px;white-space:nowrap;color:#5e7467}
.mobile-nav:not([open]) nav{display:none}
@media(max-width:1160px){.nav-links{display:none}.mobile-nav{display:block;margin-left:auto}.nav-inner{position:relative}.mobile-nav summary{list-style:none;display:flex;align-items:center;gap:7px;padding:9px 8px;color:var(--green);font-size:13px;font-weight:700;cursor:pointer}.mobile-nav summary::-webkit-details-marker{display:none}.mobile-nav nav{position:absolute;top:72px;right:0;width:min(280px,calc(100vw - 44px));padding:9px 0;background:#fffefa;border:1px solid #dce4d9;box-shadow:0 18px 35px rgba(16,47,37,.16);z-index:70}.mobile-nav nav a{display:block;padding:13px 20px;color:var(--green);font-size:14px;font-weight:600}.mobile-nav nav a:hover,.mobile-nav nav a:focus-visible{background:#edf2eb}}
@media(max-width:760px){.mobile-nav nav{top:60px}.baike-shell{padding:45px 0 72px}.baike-document{padding:36px 22px 48px}.baike-document h1{font-size:32px;margin-bottom:30px}.baike-section{margin-bottom:35px}.baike-section h2{font-size:25px}.baike-section h3{font-size:19px}.baike-section p{font-size:14px}.baike-document th,.baike-document td{padding:10px 12px;font-size:12px}.baike-document td:first-child{width:88px}}