/* VentureSprint.org — shared styles */

:root {
  --ink: #12073F;
  --ink-2: #2A1D5C;
  --ink-soft: #D9D5EC;
  --teal: #8BCFC8;
  --teal-deep: #17746D;
  --mint: #EEF7F6;
  --mint-2: #E8F6F4;
  --yellow: #FFD52B;
  --yellow-2: #FFE066;
  --white: #ffffff;
  --font-display: 'Bricolage Grotesque', 'DM Sans', system-ui, sans-serif;
  --font-serif: 'Noto Serif', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

*{box-sizing:border-box}
body{margin:0;background:var(--white);font-family:var(--font-body);color:var(--ink);-webkit-font-smoothing:antialiased;font-size:18px;line-height:1.65;overflow-x:hidden}
a{color:var(--ink)}
h1,h2,h3{font-family:var(--font-display);font-weight:700;margin:0;letter-spacing:-.025em}
p{margin:0}
img{max-width:100%}

/* Layout */
.wrap{max-width:1160px;margin:0 auto;padding-left:32px;padding-right:32px;width:100%}
.row{display:flex;flex-wrap:wrap;gap:48px 72px}
.col-a{flex:1 1 440px;min-width:0}
.col-b{flex:1 1 380px;min-width:0}
.three{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px}

/* Type */
.eyebrow{font-size:14px;font-weight:700;letter-spacing:.1em;text-transform:uppercase}
.eyebrow-teal{color:var(--teal-deep);margin-bottom:16px}
.h-section{font-size:clamp(32px,4vw,52px);line-height:1.08}
.h-cta{font-size:clamp(36px,5vw,64px);line-height:1.04}
.lead{font-size:20px}
.muted{color:var(--ink-soft)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:56px;padding:0 30px;border-radius:999px;font-weight:700;font-size:17px;text-decoration:none;white-space:nowrap;transition:transform .2s ease,background .2s ease,box-shadow .2s ease}
.btn .ar{display:inline-block;transition:transform .2s ease}
.btn:hover{transform:translateY(-2px)}
.btn:hover .ar{transform:translateX(4px)}
.btn-y{background:var(--yellow);color:var(--ink)}
.btn-y:hover{background:var(--yellow-2);box-shadow:0 10px 24px rgba(255,213,43,.45)}
.btn-d{background:var(--ink);color:var(--white)}
.btn-d:hover{background:var(--ink-2);box-shadow:0 10px 24px rgba(18,7,63,.3)}
.btn-o{background:transparent;color:var(--ink);border:2px solid var(--ink)}
.btn-o:hover{background:var(--ink);color:var(--white)}
.btn-ow{background:transparent;color:var(--white);border:2px solid var(--white)}
.btn-ow:hover{background:var(--white);color:var(--ink)}
.btn-sm{min-height:46px;padding:0 24px;font-size:16px}
.btn:focus-visible,a:focus-visible,summary:focus-visible,button:focus-visible{outline:3px solid var(--ink);outline-offset:3px}

/* Cards */
.card{background:var(--mint);border-radius:32px;padding:36px;display:flex;flex-direction:column;transition:transform .25s ease,box-shadow .25s ease}
.card:hover{transform:translateY(-6px) rotate(-.4deg);box-shadow:0 22px 44px rgba(18,7,63,.12)}
.card .btn{white-space:normal;text-align:center;max-width:100%;padding-top:12px;padding-bottom:12px;line-height:1.3;align-self:flex-start}
.num{width:44px;height:44px;border-radius:50%;background:var(--ink);color:var(--white);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:700;font-size:17px}
.avatar{border-radius:50%;object-fit:cover;display:block}
.initials{flex:none;width:48px;height:48px;border-radius:50%;background:var(--ink);color:var(--white);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:700;font-size:16px}

/* Disclosure */
details>summary{cursor:pointer;font-weight:700;font-size:16px;list-style:none;min-height:44px;display:flex;align-items:center}
details>summary::-webkit-details-marker{display:none}
details>summary::after{content:'+';margin-left:10px;width:28px;height:28px;border-radius:50%;background:var(--ink);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:18px;line-height:1}
details[open]>summary::after{content:'\2212'}
.on-dark details>summary::after{background:var(--yellow);color:var(--ink)}

/* Faces grid */
.faces{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.faces figure{margin:0;text-align:center}
.faces img{width:100%;aspect-ratio:1/1;object-fit:cover;display:block;border-radius:50%;transition:transform .25s ease}
.faces figure:hover img{transform:scale(1.06)}
.faces figcaption{margin-top:10px;font-size:14px;font-weight:700;line-height:1.3}

/* Header */
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:10px 16px;border-radius:999px;z-index:100}
.skip:focus{left:8px}
.site-header{position:sticky;top:0;z-index:50;background:var(--teal)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:80px}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none}
.brand img{width:64px;height:auto;display:block;transform:rotate(-2deg);transform-origin:left center}
.site-header .wrap{position:relative}
.site-header nav{display:flex;align-items:center;gap:10px}
.on-dark a:focus-visible{outline-color:var(--white)}
#top{scroll-margin-top:128px}
#sprint,#faq,#checklist{scroll-margin-top:96px}

/* Menu button and panel, shown at every width; assets/js/menu.js opens and closes it. */
.mm{position:static;width:46px;flex:none}
.mm-b{width:46px;height:46px;border-radius:50%;border:1.5px solid rgba(255,255,255,.6);background:transparent;padding:0;cursor:pointer;display:flex;align-items:center;justify-content:center;position:relative;color:var(--white)}
.mm-b i,.mm-b i::before,.mm-b i::after{display:block;width:18px;height:2px;border-radius:2px;background:var(--white);content:'';position:absolute;transition:transform .2s ease}
.mm-b i{position:relative}
.mm-b i::before{top:-6px;left:0}
.mm-b i::after{top:6px;left:0}
.mm-b[aria-expanded="true"] i{background:transparent}
.mm-b[aria-expanded="true"] i::before{transform:translateY(6px) rotate(45deg)}
.mm-b[aria-expanded="true"] i::after{transform:translateY(-6px) rotate(-45deg)}
.mm-p{position:absolute;right:24px;top:calc(100% - 6px);z-index:2;width:min(320px,calc(100vw - 48px));background:var(--ink);border-radius:28px;padding:14px;display:flex;flex-direction:column;gap:4px;box-shadow:0 22px 44px rgba(18,7,63,.35)}
.mm-p[hidden]{display:none}
.mm-p .ml{color:var(--white);text-decoration:none;font-weight:700;font-size:18px;padding:14px 18px;border-radius:18px}
.mm-p .ml:hover,.mm-p .ml[aria-current]{background:var(--ink-2)}
.mm-p .btn{margin-top:8px;min-height:52px}
.mm-p a:focus-visible{outline-color:var(--white)}
@media (min-width:861px){.mm-p{right:32px}}

/* Wordmark tab hanging from the top edge of the header. */
.lasche{position:absolute;left:50%;top:0;transform:translateX(-50%);background:#5ce1e6;color:var(--white);font-family:var(--font-serif);font-weight:400;font-size:19px;line-height:1;letter-spacing:.01em;text-decoration:none;white-space:nowrap;padding:9px 26px 12px;border-radius:0 0 20px 20px;box-shadow:0 8px 18px rgba(18,7,63,.12);transition:padding .2s ease,background .2s ease}
.lasche:hover{padding-bottom:15px;background:#4fd6dc}
@media (max-width:700px){.lasche{font-size:16px;padding:8px 18px 11px}}
@media (max-width:520px){.lasche{font-size:14px;padding:8px 14px 10px;border-radius:0 0 16px 16px}}
@media (max-width:390px){.lasche{font-size:13px;padding:8px 12px 10px}}

/* Scroll-linked header: the large logo shrinks into the sticky bar; on narrow screens the tab fades away. */
@supports (animation-timeline:scroll()){
  .site-header .wrap{animation:navShrink linear both;animation-timeline:scroll(root);animation-range:0 160px}
  .brand img{width:164px;animation:logoShrink linear both;animation-timeline:scroll(root);animation-range:0 160px}
  @keyframes navShrink{from{min-height:128px}to{min-height:80px}}
  @keyframes logoShrink{from{width:164px}to{width:64px}}
  @keyframes navShrinkM{from{min-height:104px}to{min-height:72px}}
  @keyframes logoShrinkM{from{width:104px}to{width:60px}}
  @keyframes lascheOut{from{opacity:1;visibility:visible}to{opacity:0;visibility:hidden}}
  @media (max-width:780px){.lasche{animation:lascheOut linear both;animation-timeline:scroll(root);animation-range:60px 160px}}
}
/* Home: the header CTA fades in once the hero's Apply button has scrolled away. */
@supports (timeline-scope:--cta){
  body{timeline-scope:--cta}
  .hero-cta{view-timeline-name:--cta}
  .hdr-cta{animation:ctaIn linear both;animation-timeline:--cta;animation-range:exit 0% exit 20%}
  @keyframes ctaIn{from{opacity:0;visibility:hidden}to{opacity:1;visibility:visible}}
}

/* Page hero (sub-pages) */
.page-hero{background:var(--teal);padding:72px 0 88px;border-radius:0 0 64px 64px}
.page-hero h1{font-size:clamp(40px,5.6vw,72px);line-height:1.04;max-width:860px}
.page-hero .lead{margin-top:24px;max-width:640px}

/* Home hero: headline across the top, text beside the video; on phones the video comes before the text. */
.hero-g{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);grid-template-areas:"h h" "t v";gap:28px 64px;align-items:stretch}
.hero-h{grid-area:h}
.hero-t{grid-area:t;align-self:start}
.hero-t .lead{margin-top:4px}
.hero-t .actions{margin-top:28px}
.hero-v{grid-area:v}
.dbr{display:none}
@media (min-width:861px){.dbr{display:inline}}
@media (max-width:860px){
  .hero-g{grid-template-columns:minmax(0,1fr);grid-template-areas:"h" "v" "t";gap:24px}
  .sec.hero-sec{padding-top:24px!important;padding-bottom:56px!important}
}

/* FAQ */
.faq-g{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:40px 72px;align-items:start}
.faq-l{display:flex;flex-direction:column;gap:12px}
details.faq{background:var(--mint);border-radius:24px;padding:6px 24px}
details.faq>summary{justify-content:space-between;gap:16px;font-family:var(--font-display);font-size:20px;line-height:1.3;min-height:64px;padding:8px 0}
details.faq>summary::after{flex:none;margin-left:0}
details.faq[open]{background:#E3F2F0}
.faq-a{padding:0 0 18px;font-size:17px;line-height:1.65;max-width:640px}
.faq-a p{margin-top:12px}
@media (max-width:860px){.faq-g{grid-template-columns:minmax(0,1fr)}details.faq{padding:4px 18px}details.faq>summary{font-size:18px}}

/* Panels */
.panel{border-radius:48px;padding:72px 64px}
.panel-teal{background:var(--teal)}
.panel-dark{background:var(--ink);color:var(--white)}
.band-dark{background:var(--ink);color:var(--white);margin:0 16px;border-radius:56px}
.cta-panel{position:relative;overflow:hidden;padding:80px 64px}
.cta-panel .blob-1{position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:rgba(255,255,255,.28)}
.cta-panel .blob-2{position:absolute;right:120px;bottom:-60px;width:140px;height:140px;border-radius:50%;background:var(--yellow)}
.cta-panel .inner{position:relative;max-width:640px}

/* Video */
.video{position:relative;aspect-ratio:16/9;border-radius:32px;overflow:hidden;background:var(--ink);box-shadow:0 0 0 1px rgba(18,7,63,.1),0 28px 60px rgba(18,7,63,.25)}
.video video,.video button,.video img{position:absolute;left:0;top:0;width:100%;height:100%;display:block}
.video video{background:#000}
.video button{padding:0;border:0;background:none;cursor:pointer}
.video img{object-fit:cover}
.video .play{position:absolute;left:20px;bottom:20px;display:flex;align-items:center;gap:12px;background:var(--ink);color:var(--white);font-weight:700;font-size:16px;padding:10px 22px 10px 10px;border-radius:999px}
.video .play-icon{width:40px;height:40px;border-radius:50%;background:var(--yellow);display:flex;align-items:center;justify-content:center}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-top:48px}
.stat{background:var(--ink-2);border-radius:24px;padding:24px 26px}
.stat-v{font-family:var(--font-display);font-weight:700;font-size:30px;line-height:1.1;letter-spacing:-.02em;color:var(--white)}
.stat-l{font-size:15px;color:var(--ink-soft);margin-top:6px;line-height:1.4}

/* Hosts page */
.chip{display:inline-flex;align-items:center;align-self:flex-start;gap:8px;background:var(--yellow);border-radius:999px;padding:8px 18px 8px 14px;font-weight:700;font-size:14px;letter-spacing:.04em}
.chip-teal{background:var(--teal)}
.chk{list-style:none;margin:20px 0 0;padding:0;display:flex;flex-direction:column;gap:14px}
.chk li{position:relative;padding-left:40px;font-size:17px;line-height:1.5}
.chk li::before{content:'';position:absolute;left:0;top:1px;width:26px;height:26px;border-radius:50%;background:var(--ink)}
.chk li::after{content:'';position:absolute;left:9px;top:7px;width:6px;height:11px;border:solid var(--yellow);border-width:0 2.5px 2.5px 0;transform:rotate(45deg)}
.tl{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:56px}
.tl>div{background:var(--ink-2);border-radius:28px;padding:28px 26px;color:var(--white)}
.tl h3{font-size:24px;color:var(--white);margin:14px 0 10px}
.tl p{font-size:16px;line-height:1.55;color:var(--ink-soft)}
.tl .tag{display:inline-block;background:var(--yellow);color:var(--ink);font-weight:700;font-size:13px;letter-spacing:.06em;text-transform:uppercase;border-radius:999px;padding:5px 14px}
.tl .ev{margin-top:14px;padding-top:14px;border-top:1px solid rgba(255,255,255,.18);color:var(--white);font-weight:700;font-size:15px}
.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:56px}
@media (max-width:1000px){.tl{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:860px){.two{grid-template-columns:minmax(0,1fr)}}
@media (max-width:600px){.tl{grid-template-columns:minmax(0,1fr)}}

/* Legal prose */
.prose{max-width:760px}
.prose h2{font-size:24px;line-height:1.25;margin:44px 0 12px}
.prose p{font-size:17px;line-height:1.7}
.prose .note{background:var(--mint-2);border-radius:20px;padding:18px 22px;margin-bottom:40px;font-size:16px;line-height:1.65}

/* Footer */
.site-footer{padding:0 0 40px}
.site-footer .wrap{display:flex;flex-wrap:wrap;gap:20px 32px;align-items:center;justify-content:space-between;font-size:14px;line-height:1.6}
.site-footer nav{display:flex;flex-wrap:wrap;gap:6px 20px;font-weight:600}
.social{display:flex;gap:8px}
.social a{width:44px;height:44px;border-radius:50%;background:var(--ink);display:flex;align-items:center;justify-content:center}

/* Motion */
@keyframes up{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}
.in1{animation:up .7s .05s ease both}
.in2{animation:up .7s .18s ease both}
.in3{animation:up .7s .3s ease both}
.in4{animation:up .8s .25s ease both}
@keyframes rv{from{transform:translateY(48px)}to{transform:none}}
@supports (animation-timeline:view()){
  .rv{animation:rv linear both;animation-timeline:view();animation-range:entry 0% entry 40%}
}

@media (max-width:860px){
  .wrap{padding-left:24px;padding-right:24px}
  .sec{padding-top:72px!important;padding-bottom:72px!important}
  .panel,.cta-panel{padding:36px 24px;border-radius:32px}
}
/* Narrow screens: sub-pages keep only the menu; home keeps its CTA beside the menu. */
@media (max-width:780px){
  .site-header nav>.btn:not(.hdr-cta){display:none}
}
@media (max-width:520px){
  .btn-full{width:100%}
  .mm-p{right:16px}
  .site-header .btn-sm{padding:0 18px;font-size:15px}
  .faces{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
  @supports (animation-timeline:scroll()){
    .site-header .wrap{animation-name:navShrinkM}
    .brand img{width:104px;animation-name:logoShrinkM}
  }
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .site-header .wrap{min-height:80px!important}
  .brand img{width:64px!important}
}
@media (prefers-reduced-motion:reduce) and (max-width:780px){
  .lasche{display:none}
}