/* Partner invitation: the printed card opens into a readable founder's letter.
   Uses the existing Aperture semantic tokens; scoped to this page. */
.partners-page{--partner-measure:660px;}
.partners-page h1,.partners-page h2,.partners-page h3{font-family:var(--font-display);font-weight:700;letter-spacing:var(--tracking-tight);line-height:1.12;}
.partners-page section[id]{scroll-margin-top:32px;}
.partner-skip{position:absolute;top:-100px;left:20px;padding:12px;background:var(--color-surface);z-index:10;}
.partner-skip:focus{top:10px;}
.partner-header{background:var(--color-surface);}
.partner-nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:88px;}
.partner-nav-link{font-size:15px;font-weight:600;text-decoration:underline;text-underline-offset:5px;}
.partner-hero{background:var(--color-accent);color:var(--color-text-inverse);padding:64px 0 64px;}
.partner-intro-label{font-size:18px;margin-bottom:36px;}
.partner-hero-heading{display:flex;align-items:center;justify-content:space-between;gap:40px;}
.partner-hero h1{font-size:clamp(52px,7.7vw,104px);line-height:1.01;letter-spacing:-.045em;max-width:930px;}
.partner-aperture{width:148px;flex-shrink:0;opacity:.58;margin-right:4px;}
.partner-hero-bottom{display:flex;align-items:flex-end;justify-content:space-between;gap:48px;margin-top:44px;}
.partner-hero-bottom>p{font-size:21px;line-height:1.55;max-width:660px;}
.partner-button{display:inline-flex;align-items:center;justify-content:center;gap:18px;padding:16px 24px;font-size:16px;font-weight:600;border-radius:var(--radius-xs);line-height:1.3;text-align:center;}
.partner-button-light{background:var(--color-surface);color:var(--color-text);}
.partner-button-light:hover{background:var(--color-bg-subtle);}
.partner-hero a:focus-visible,.partner-conversation a:focus-visible{outline-color:var(--color-text-inverse);outline-offset:5px;}
.partner-overview{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding-top:88px;padding-bottom:88px;}
.partner-overview h2,.partner-fit h2,.partner-questions h2{font-size:clamp(32px,3.4vw,44px);}
.partner-overview-copy{font-size:18px;line-height:1.7;}
.partner-overview-copy p+p{margin-top:18px;}
.partner-text-link{display:inline-block;color:var(--color-accent-text);font-weight:500;text-decoration:underline;text-underline-offset:5px;margin-top:28px;}
.partner-manifesto{background:var(--color-surface);border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border);padding:88px 0;}
.partner-reading-layout{display:grid;grid-template-columns:minmax(220px,1fr) minmax(0,2fr);gap:80px;align-items:start;}
.partner-reading-sidebar{position:sticky;top:40px;}
.partner-section-label{font-size:16px;color:var(--color-accent-text);margin-bottom:16px;font-weight:600;}
.partner-reading-sidebar h2{font-size:clamp(34px,3.7vw,48px);}
.partner-byline{font-size:15px;line-height:1.6;color:var(--color-text-secondary);margin-top:26px;}
.partner-contents{display:flex;flex-direction:column;align-items:flex-start;gap:12px;font-size:14px;margin-top:40px;}
.partner-contents a{color:var(--color-text-secondary);text-decoration:underline;text-decoration-color:var(--color-border-strong);text-underline-offset:5px;}
.partner-contents a:hover{color:var(--color-accent-text);}
.partner-essay{max-width:var(--partner-measure);font-size:19px;line-height:1.75;}
.partner-essay section+section{margin-top:58px;}
.partner-essay h3{font-size:30px;margin-bottom:24px;}
.partner-essay p+p{margin-top:22px;}
.partner-essay .partner-essay-emphasis{border-left:3px solid var(--color-accent);padding-left:22px;color:var(--color-accent-text);font-family:var(--font-display);font-weight:600;font-size:25px;line-height:1.4;margin-top:30px;}
.partner-fit{padding-top:88px;padding-bottom:80px;}
.partner-fit-heading{display:grid;grid-template-columns:1fr 1fr;gap:80px;margin-bottom:38px;}
.partner-fit-heading p{font-size:19px;max-width:450px;}
.partner-fit-list{list-style:none;display:grid;grid-template-columns:1fr 1fr;column-gap:80px;}
.partner-fit-list li{padding:28px 0;border-top:1px solid var(--color-border-strong);}
.partner-fit-list h3{font-size:24px;margin-bottom:12px;}
.partner-fit-list p{font-size:17px;color:var(--color-text-secondary);max-width:480px;}
.partner-questions{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding-bottom:96px;}
.partner-questions h2{max-width:360px;}
.partner-questions details{border-top:1px solid var(--color-border-strong);padding:20px 0;}
.partner-questions details:last-child{border-bottom:1px solid var(--color-border-strong);}
.partner-questions summary{cursor:pointer;font-weight:600;font-size:18px;line-height:1.5;padding-right:10px;}
.partner-questions details p{padding-top:18px;font-size:17px;color:var(--color-text-secondary);line-height:1.7;}
.partner-conversation{background:var(--color-ink);color:var(--color-text-inverse);padding:80px 0;}
.partner-conversation-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.35fr);gap:80px;align-items:start;}
.partner-conversation h2{font-size:clamp(38px,4.6vw,60px);margin-bottom:22px;}
.partner-conversation p{font-size:19px;line-height:1.65;max-width:580px;}
.partner-contact-name{margin-top:22px;}
.partners-page .footer{border-top:1px solid var(--color-text-secondary);}
@media(min-width:1500px){.partner-hero{padding-top:88px;padding-bottom:80px;}}
@media(max-width:1000px){.partner-aperture{width:104px;}.partner-hero-bottom{align-items:flex-start;flex-direction:column;gap:28px;}.partner-overview,.partner-reading-layout,.partner-fit-heading,.partner-fit-list,.partner-questions{gap:40px;}.partner-conversation-inner{gap:48px;}}
@media(max-width:700px){
 .partner-nav{min-height:76px;gap:16px;}.partner-nav .nav-wordmark{font-size:26px;}.partner-nav-link{font-size:14px;}
 .partner-hero{padding:38px 0 42px;}.partner-intro-label{font-size:15px;margin-bottom:28px;}.partner-aperture{display:none;}.partner-hero h1{font-size:clamp(46px,10.8vw,72px);}.partner-hero-bottom{margin-top:28px;}.partner-hero-bottom>p{font-size:18px;}.partner-button{padding:15px 20px;}
 .partner-overview,.partner-reading-layout,.partner-fit-heading,.partner-fit-list,.partner-questions,.partner-conversation-inner{grid-template-columns:1fr;gap:28px;}
 .partner-overview{padding-top:52px;padding-bottom:52px;}.partner-overview h2{font-size:34px;}.partner-overview-copy{font-size:17px;}.partner-text-link{margin-top:20px;}
 .partner-manifesto{padding:52px 0;}.partner-reading-sidebar{position:static;}.partner-reading-sidebar h2 br{display:none;}.partner-reading-sidebar h2{font-size:36px;}.partner-byline{margin-top:18px;}.partner-contents{flex-direction:row;flex-wrap:wrap;gap:12px 20px;margin-top:24px;padding-bottom:24px;border-bottom:1px solid var(--color-border);}
 .partner-essay{font-size:18px;line-height:1.7;}.partner-essay h3{font-size:27px;}.partner-essay section+section{margin-top:44px;}
 .partner-fit{padding-top:52px;padding-bottom:42px;}.partner-fit-heading{gap:18px;margin-bottom:28px;}.partner-fit-list{gap:0;}.partner-fit-list li{padding:24px 0;}
 .partner-questions{padding-bottom:56px;gap:28px;}.partner-questions h2{max-width:none;}.partner-conversation{padding:52px 0;}.partner-conversation p{font-size:18px;}.partner-contact-actions{margin-top:6px;}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto;}}
@media print{.partner-header,.partner-contents,.partner-button,.partner-contact-actions,.footer{display:none;}.partner-hero{background:white;color:black;padding:20px 0;}.partner-aperture{display:none;}.partner-hero h1{font-size:44px;}.partner-overview,.partner-reading-layout,.partner-fit-heading,.partner-questions,.partner-conversation-inner{display:block;}.partner-reading-sidebar{position:static;}.partner-manifesto,.partner-overview,.partner-fit,.partner-questions,.partner-conversation{padding:24px 0;background:white;color:black;}.partner-essay{max-width:none;font-size:12pt;}.partner-essay h3{break-after:avoid;}.partner-conversation h2{font-size:28px;}}