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article{min-height:340px;padding:32px 34px 36px;border-right:1px solid rgba(240,236,229,.22)}.principles-grid article:first-child{padding-left:0}.principles-grid article:last-child{border-right:0}.principles-grid span,.experience-list>article>span{color:#b2c3ba;font-size:12px;letter-spacing:.18em}.principles-grid h3,.engagement-grid h3{margin:112px 0 18px;font-family:"Blackbridge Serif",Georgia,serif;font-size:33px;font-weight:400;line-height:1.05}.principles-grid p,.engagement-grid>article>p:last-child{margin:0;color:#f0ece5bf;font-size:15px;line-height:1.56}.belief-section{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(280px,.55fr);gap:10vw;align-items:end;padding-top:150px;padding-bottom:150px}.belief-section__quote{max-width:960px;margin:0;font-family:"Blackbridge Serif",Georgia,serif;font-size:clamp(50px,5vw,78px);line-height:1.06;letter-spacing:-.035em}.belief-section>div>p{margin:24px 0 0;font-size:17px;line-height:1.58}.services-detail{padding-bottom:155px}.services-detail__heading{display:flex;align-items:flex-end;justify-content:space-between;gap:42px}.services-detail__heading>p{max-width:470px;margin:0;font-family:"Blackbridge Serif",Georgia,serif;font-size:25px;line-height:1.28}.service-bento{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));grid-template-rows:auto auto auto;gap:14px;margin-top:58px}.service-tile{display:grid;align-content:space-between;min-height:360px;padding:34px;border:1px solid var(--line);background:#eee9e16b}.service-tile--1{grid-column:1 / span 7;grid-row:1 / span 2;min-height:734px;background:#0f4b39f7;color:#f0ece5}.service-tile--2,.service-tile--3{grid-column:8 / -1}.service-tile--4{grid-column:1 / -1;grid-template-columns:90px minmax(310px,.8fr) minmax(340px,1.2fr);gap:5vw;align-items:end;min-height:290px}.service-tile__number{color:var(--green);font-size:12px;letter-spacing:.18em}.service-tile--1 .service-tile__number{color:#b2c3ba}.service-tile__copy{margin-top:88px}.service-tile--1 .service-tile__copy{margin-top:200px}.service-tile--4 .service-tile__copy{margin-top:0}.service-tile h2{margin:0 0 18px;font-size:clamp(38px,3.3vw,56px);line-height:1}.service-tile p{max-width:620px;margin:0;font-size:16px;line-height:1.58}.service-tile ul,.fit-section ul{margin:34px 0 0;padding:0;list-style:none}.service-tile li,.fit-section li{padding:14px 0;border-bottom:1px solid var(--line);color:#111315b3;font-size:14px;line-height:1.4}.service-tile li:first-child,.fit-section li:first-child{padding-top:0}.service-tile--1 li{border-color:#f0ece540;color:#f0ece5c7}.engagement-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:90px;border-top:1px solid rgba(240,236,229,.32)}.engagement-grid article{min-height:380px;padding:36px 44px 40px;border-right:1px solid rgba(240,236,229,.22)}.engagement-grid article:first-child{padding-left:0}.engagement-grid article:last-child{border-right:0}.engagement-grid h3{margin-top:120px;font-size:38px}.fit-section,.credibility-section{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(380px,.9fr);gap:10vw;align-items:end;padding-top:150px;padding-bottom:150px}.fit-section h2,.credibility-section h2{margin-top:30px}.fit-section li{padding:20px 0;color:var(--ink);font-size:17px}.page-proof{display:flex;max-width:760px;margin-top:54px;padding-top:25px;border-top:1px solid var(--line)}.page-proof div{display:flex;flex:1;flex-direction:column;gap:5px}.page-proof strong{color:var(--green);font-family:"Blackbridge Serif",Georgia,serif;font-size:38px;font-weight:400}.page-proof span{color:#1113159e;font-size:12px;letter-spacing:.08em;text-transform:uppercase}.experience-list{margin-top:54px;border-top:1px solid var(--line)}.experience-list>article{display:grid;grid-template-columns:90px minmax(340px,.9fr) minmax(340px,.75fr);gap:5vw;align-items:start;padding:54px 0 58px;border-bottom:1px solid var(--line)}.experience-list>article>span{padding-top:8px;color:var(--green)}.experience-list h2{font-size:clamp(40px,3.8vw,60px);line-height:1}.experience-list p{margin:0 0 26px;font-size:17px;line-height:1.6}.experience-list small{color:var(--green);font-size:11px;letter-spacing:.14em;text-transform:uppercase}.outcome-section{display:grid;grid-template-columns:170px minmax(0,1fr) minmax(280px,.4fr);gap:6vw;align-items:end;padding-top:140px;padding-bottom:150px}.outcome-section blockquote{max-width:900px;margin:0;font-family:"Blackbridge Serif",Georgia,serif;font-size:clamp(50px,5vw,80px);line-height:1.02;letter-spacing:-.035em}.outcome-section>p{margin:0;color:#f0ece5bf;font-size:16px;line-height:1.58}.credibility-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}.credibility-grid span{padding:22px 0;border-bottom:1px solid var(--line);font-size:15px}.credibility-grid span:nth-child(odd){padding-right:26px}.credibility-grid span:nth-child(2n){padding-left:26px;border-left:1px solid var(--line)}.library-header{display:flex;align-items:center;justify-content:space-between;gap:32px}.filters{display:flex;gap:8px;flex-wrap:wrap}.filters button{padding:9px 15px;border:1px solid rgba(15,75,57,.35);background:transparent;color:var(--green);cursor:pointer;font-size:13px}.filters button.is-active{background:var(--green);color:#f4f0e9}.insights-grid{display:grid;grid-template-columns:1fr 1fr;margin-top:48px;border-top:1px solid var(--line);border-left:1px solid var(--line)}.note-card{position:relative;min-height:540px;padding:34px 46px 42px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.note-card__meta{display:flex;justify-content:space-between;color:var(--green);font-size:11px;letter-spacing:.14em;text-transform:uppercase}.note-card__index{display:block;margin-top:92px;color:#11131561;font-family:"Blackbridge Serif",Georgia,serif;font-size:21px}.note-card h2{max-width:650px;margin:25px 0 22px;font-size:clamp(40px,3.6vw,58px);line-height:1.02}.note-card>p{max-width:570px;margin:0;font-size:16px;line-height:1.58}.text-button{position:absolute;left:46px;bottom:42px;padding:9px 0;border:0;border-bottom:1px solid var(--green);background:transparent;color:var(--green);cursor:pointer;font-size:14px}.insight-manifesto{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(220px,.55fr);gap:10vw;align-items:end;background:#eee9e18f}.insight-manifesto p{max-width:900px;margin:0;font-family:"Blackbridge Serif",Georgia,serif;font-size:clamp(48px,5vw,78px);line-height:1.05;letter-spacing:-.035em}.reader{position:fixed;z-index:90;top:0;right:0;bottom:0;left:0;display:flex;justify-content:flex-end;background:#0816128f;-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);animation:modal-fade .18s ease-out}.reader__panel{width:min(760px,100%);height:100%;overflow-y:auto;padding:84px clamp(34px,6vw,88px) 80px;background-color:var(--stone-light);background-image:url(blackbridge-stone-texture.webp);background-size:cover;box-shadow:-28px 0 90px #0000002e;animation:reader-enter .26s cubic-bezier(.22,.8,.22,1)}.reader__close{margin-bottom:78px;padding:8px 0;border:0;border-bottom:1px solid var(--green);background:transparent;color:var(--green);cursor:pointer;font-size:13px}.reader h2{max-width:630px;margin:24px 0 26px;font-family:"Blackbridge Serif",Georgia,serif;font-size:clamp(50px,5vw,76px);font-weight:400;line-height:1;letter-spacing:-.04em}.reader__dek{margin:0 0 50px;padding-bottom:40px;border-bottom:1px solid var(--line);color:var(--green);font-size:20px;line-height:1.5}.reader__body{max-width:600px}.reader__body p{margin:0 0 26px;font-family:"Blackbridge Serif",Georgia,serif;font-size:21px;line-height:1.64}.reader__signature{margin-top:58px;padding-top:28px;border-top:1px solid var(--line);color:var(--green);font-size:14px;line-height:1.55}.reader__signature span{color:#1113158c;font-size:11px;letter-spacing:.11em;text-transform:uppercase}@keyframes reader-enter{0%{opacity:0;transform:translate(28px)}to{opacity:1;transform:translate(0)}}footer nav{display:flex;gap:16px;margin-left:auto}footer nav a{color:#eee9e1b8;text-decoration:none}@media(max-width:1180px){.mobile-menu a{padding:12px 0;color:var(--ink);font-family:"Blackbridge Serif",Georgia,serif;font-size:44px;text-align:left;text-decoration:none}.page-hero__content{width:min(780px,69vw)}.page-hero .ink-stage--quiet{right:-20vw;width:62vw}.principles-grid{grid-template-columns:1fr 1fr}.principles-grid article:nth-child(2){border-right:0}.principles-grid article:nth-child(-n+2){border-bottom:1px solid rgba(240,236,229,.22)}}@media(max-width:900px){.page-hero{min-height:860px}.page-hero__content{width:auto;margin:0;padding:176px 24px 80px}.page-hero h1{max-width:680px;font-size:clamp(56px,14vw,82px)}.page-hero__intro{max-width:570px;font-size:16px}.page-hero .ink-stage--quiet{top:auto;right:-50vw;bottom:-8%;width:130vw;height:56%;opacity:.2}.editorial-split,.belief-section,.fit-section,.credibility-section,.outcome-section,.insight-manifesto{grid-template-columns:1fr;gap:48px}.experience-list>article{grid-template-columns:58px 1fr}.experience-list>article>div{grid-column:2}.service-bento{grid-template-columns:1fr 1fr;grid-template-rows:auto}.service-tile,.service-tile--1,.service-tile--2,.service-tile--3,.service-tile--4{grid-column:auto;grid-row:auto;min-height:430px}.service-tile--1,.service-tile--4{grid-column:1 / -1}.service-tile--1 .service-tile__copy{margin-top:110px}.service-tile--4{grid-template-columns:64px 1fr}.service-tile--4 ul{grid-column:2}.engagement-grid{grid-template-columns:1fr}.engagement-grid article,.engagement-grid article:first-child{min-height:0;padding:36px 0 46px;border-right:0;border-bottom:1px solid rgba(240,236,229,.22)}.engagement-grid article:last-child{border-bottom:0}.engagement-grid h3{margin-top:62px}.outcome-section blockquote{max-width:760px}.insights-grid{grid-template-columns:1fr}footer{align-items:flex-start;flex-wrap:wrap}footer nav{order:3;width:100%;flex-wrap:wrap;margin-left:0}}@media(max-width:620px){.page-hero{min-height:820px}.page-hero h1{font-size:55px}.page-hero__index{display:none}.page-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.page-proof strong{font-size:30px}.page-proof span{font-size:9px;line-height:1.35}.story-section,.belief-section,.fit-section,.credibility-section,.outcome-section{padding-top:92px;padding-bottom:98px}.editorial-split h2,.fit-section h2,.credibility-section h2{font-size:48px}.long-copy p{font-size:16px}.principles-grid{grid-template-columns:1fr}.principles-grid article,.principles-grid article:first-child{min-height:0;padding:30px 0 42px;border-right:0;border-bottom:1px solid rgba(240,236,229,.22)}.principles-grid article:last-child{border-bottom:0}.principles-grid h3{margin-top:50px}.experience-list>article{grid-template-columns:1fr;gap:26px;padding:42px 0 46px}.experience-list>article>div{grid-column:1}.service-tile h2,.experience-list h2{font-size:43px}.motion-preview{top:108px;right:24px;left:24px;justify-content:space-between}.motion-preview>span{display:none}.motion-preview>div{width:100%}.motion-preview button{flex:1}.services-detail__heading{align-items:flex-start;flex-direction:column}.service-bento{grid-template-columns:1fr}.service-tile,.service-tile--1,.service-tile--2,.service-tile--3,.service-tile--4{grid-column:1;min-height:0;padding:28px 24px 34px}.service-tile--4{grid-template-columns:1fr}.service-tile__copy,.service-tile--1 .service-tile__copy{margin-top:72px}.service-tile--4 ul{grid-column:1}.library-header{align-items:flex-start;flex-direction:column}.filters{gap:6px}.filters button{padding:8px 11px}.note-card{min-height:520px;padding:28px 24px 36px}.note-card__index{margin-top:72px}.note-card h2{font-size:44px}.text-button{left:24px;bottom:34px}.reader__panel{padding:60px 24px 70px}.reader__close{margin-bottom:58px}.reader h2{font-size:48px}.reader__dek{font-size:18px}.reader__body p{font-size:19px}footer nav{display:grid;grid-template-columns:1fr 1fr;gap:14px 28px}}@media(max-width:1180px){.site-footer{padding:48px 40px 30px}.site-footer__top{grid-template-columns:1fr;gap:48px;padding-bottom:44px}.site-footer__right,.site-footer__inquiries{align-items:flex-start;text-align:left}.site-footer nav{display:flex;width:auto;flex-wrap:wrap;gap:12px 22px}.site-footer nav a:not(:last-child):after{display:none}}@media(max-width:620px){.site-footer{min-height:0;padding:42px 24px 28px}.site-footer__rule{margin-bottom:24px}.site-footer__name{font-size:34px}.site-footer__identity p{font-size:15px}.site-footer nav{display:grid;grid-template-columns:1fr 1fr;gap:14px 28px}.site-footer__inquiries a{font-size:17px}.site-footer__inquiries p{font-size:14px}.site-footer__bottom p{font-size:12px}}

/* ---- 2.1.0 additions: link-based CTAs, contact page, field-note article, utilities ---- */
a.header-cta,a.button,a.mobile-menu__cta{align-items:center;justify-content:center;text-decoration:none}
a.button{display:inline-flex}
@media(min-width:1181px){a.header-cta{display:inline-flex}}
.mobile-menu .mobile-menu__cta{display:block}
a.text-button{display:inline-block;text-decoration:none}
.note-card h2 a{color:inherit;text-decoration:none}
.note-card h2 a:hover{color:var(--green)}
.note-card[hidden]{display:none}
.contact-section{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(0,1.2fr);gap:clamp(48px,8vw,120px);align-items:start;padding-top:140px;padding-bottom:150px}
.contact-section h2{max-width:520px;margin-top:26px;font-size:clamp(48px,4.6vw,72px);line-height:1.02}
.contact-section__details{display:grid;gap:6px;margin-top:44px;padding-top:24px;border-top:1px solid var(--line);font-size:15px;line-height:1.55}
.contact-section__details span{color:var(--green);font-size:11px;letter-spacing:.14em;text-transform:uppercase}
.contact-section__details a{color:var(--green);text-decoration:none;font-size:17px}
.contact-section__details a:hover{text-decoration:underline}
.contact-section__details p{margin:0;color:#111315b3}
.contact-section__form{padding:clamp(28px,4vw,58px);background-color:var(--stone-light);background-image:url(blackbridge-stone-texture.webp);background-size:cover;box-shadow:0 28px 90px #0000001a}
.inquiry-form.inquiry-form--page label{grid-column:auto}
.inquiry-form.inquiry-form--page .inquiry-form__field--full,.inquiry-form.inquiry-form--page .button,.inquiry-form.inquiry-form--page .inquiry-form__note{grid-column:1 / -1}
.inquiry-form--page .button{margin-top:12px}
.inquiry-form--page select{-webkit-appearance:none;appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--green) 50%),linear-gradient(135deg,var(--green) 50%,transparent 50%);background-position:calc(100% - 18px) 20px,calc(100% - 13px) 20px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:36px}
.inquiry-form__trap{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.inquiry-form__note{margin:4px 0 0;color:#111315b3;font-size:13px;line-height:1.55}
.form-notice{margin:0 0 28px;padding:16px 18px;border-left:2px solid var(--green);background:#ffffff4d;color:var(--ink);font-size:15px;line-height:1.55}
.form-notice a{color:var(--green)}
.contact-success{padding:24px 0 8px}
.contact-success h2{margin-top:18px;font-size:48px;line-height:1.02}
.contact-success .button{margin-top:10px}
.note-article{position:relative;overflow:hidden;isolation:isolate;padding:clamp(200px,24vh,260px) clamp(56px,6vw,100px) 140px;border-bottom:1px solid var(--line)}
.note-article:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:-2;background:linear-gradient(90deg,#ebe6dd94,#ebe6dd45 64%,#ebe6dd14)}
.note-article__inner{position:relative;z-index:4;max-width:760px}
.note-article__back{display:inline-block;margin-bottom:64px;padding:8px 0;border-bottom:1px solid var(--green);color:var(--green);font-size:13px;text-decoration:none}
.note-article h1{max-width:680px;margin:24px 0 26px;font-family:"Blackbridge Serif",Georgia,serif;font-size:clamp(50px,5vw,76px);font-weight:400;line-height:1;letter-spacing:-.04em}
.note-article__dek{margin:0 0 50px;padding-bottom:40px;border-bottom:1px solid var(--line);color:var(--green);font-size:20px;line-height:1.5}
.note-article__figure{margin:0 0 48px}
.note-article__figure img{display:block;width:100%;height:auto}
.note-article__body{max-width:600px}
.note-article__body p{margin:0 0 26px;font-family:"Blackbridge Serif",Georgia,serif;font-size:21px;line-height:1.64}
.note-article__body h2,.note-article__body h3{margin:44px 0 18px;font-family:"Blackbridge Serif",Georgia,serif;font-weight:400;letter-spacing:-.03em;line-height:1.1}
.note-article__body h2{font-size:34px}
.note-article__body h3{font-size:26px}
.note-article__body ul,.note-article__body ol{margin:0 0 26px;padding-left:22px;font-family:"Blackbridge Serif",Georgia,serif;font-size:20px;line-height:1.6}
.note-article__body blockquote{margin:0 0 26px;padding-left:22px;border-left:2px solid var(--green);color:var(--green);font-family:"Blackbridge Serif",Georgia,serif;font-size:22px;line-height:1.5}
.note-article__body a{color:var(--green)}
.note-article__signature{margin-top:58px;padding-top:28px;border-top:1px solid var(--line);color:var(--green);font-size:14px;line-height:1.55}
.note-article__signature span{color:#1113158c;font-size:11px;letter-spacing:.11em;text-transform:uppercase}
.note-article__date{margin:12px 0 0;color:#1113158c;font-size:11px;letter-spacing:.11em;text-transform:uppercase}
.page-content{max-width:760px;padding-top:120px;padding-bottom:140px}
.page-content p{margin:0 0 24px;font-size:18px;line-height:1.64}
.page-content h2,.page-content h3{margin:40px 0 16px;font-family:"Blackbridge Serif",Georgia,serif;font-weight:400;letter-spacing:-.03em}
.page-content a{color:var(--green)}
.not-found{padding-top:140px;padding-bottom:160px}
.not-found .text-link{display:inline-block;margin-top:32px}
@media(max-width:1180px){.contact-section{grid-template-columns:1fr;gap:56px}}
@media(max-width:820px){.note-article{padding:170px 24px 92px}.note-article h1{font-size:48px}.note-article__dek{font-size:18px}.note-article__body p{font-size:19px}.note-article .page-hero__index{display:none}}
@media(max-width:620px){.contact-section{padding-top:92px;padding-bottom:98px}.contact-section h2,.contact-success h2{font-size:42px}.contact-section__form{padding:28px 20px}.inquiry-form--page{grid-template-columns:1fr}.inquiry-form.inquiry-form--page label,.inquiry-form.inquiry-form--page .inquiry-form__field--full,.inquiry-form.inquiry-form--page .button,.inquiry-form.inquiry-form--page .inquiry-form__note{grid-column:1}}
/* 2.1.1 — tighter mobile menu: solid stone ground, smaller serif items, hairline dividers */
@media(max-width:1180px){
.mobile-menu{align-items:start;padding:124px 28px 40px;background-color:var(--stone);background-image:linear-gradient(#e8e2d9f2,#e8e2d9f2),url(blackbridge-stone-texture.webp);background-size:auto,cover;overflow-y:auto}
.mobile-menu nav{gap:0;max-width:520px;border-top:1px solid var(--line)}
.mobile-menu nav a:not(.mobile-menu__cta){display:flex;align-items:center;justify-content:space-between;padding:15px 0;border-bottom:1px solid var(--line);font-size:28px;line-height:1.1;letter-spacing:-.02em}
.mobile-menu nav a:not(.mobile-menu__cta):after{content:"→";color:var(--green);font-family:Blackbridge Sans,Arial,sans-serif;font-size:16px;opacity:.7}
.mobile-menu nav a[aria-current=page]{color:var(--green)}
.mobile-menu .mobile-menu__cta{margin-top:28px;padding:17px 22px;font-size:15px}
}
@media(max-width:420px){.mobile-menu{padding:112px 24px 32px}.mobile-menu nav a:not(.mobile-menu__cta){padding:13px 0;font-size:25px}}