/* David C. Brown — site prototype (Cara-Thompson-inspired, design-forward) */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,400&family=Source+Serif+4:opsz,wght@8..60,500;8..60,600&family=Archivo:wght@400;500;600&display=swap');

:root{
  --plum:#3b2440;
  --plum-soft:#5d3a63;
  /* brand green sampled from the background of David's headshot (#4E972E) */
  --coral:#4e972e;
  --coral-deep:#3a7322;
  --teal:#3a7322;
  /* pine = the green accent that carries through the whole site */
  --pine:#4e972e;
  --pine-deep:#3a7322;
  --pine-bright:#6fbe48;
  --pine-soft:rgba(78,151,46,.12);
  --cream:#fbf6ef;
  --cream-card:#fffdfa;
  --ink:#2b2230;
  --muted:#766b78;
  --line:rgba(59,36,64,.14);
  --maxw:1080px;
  /* venture brand colors */
  --gp-slate:#3E5259;
  --gp-mint:#9CC1B0;
  --gp-sage:#AEB7A6;
  --gp-offwhite:#F1F5EE;
  --grid-charcoal:#1c1c1e;
  --grid-emerald:#43c59e;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--cream);color:var(--ink);
  font-family:'Archivo',system-ui,sans-serif;font-size:17px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--coral-deep);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

h1,h2,h3,h4{font-family:'Fraunces',Georgia,serif;font-weight:500;color:var(--plum);line-height:1.15;margin:0}
h1{font-size:clamp(2.6rem,6vw,4.4rem);letter-spacing:-.5px}
h2{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:.4em}
h3{font-size:1.2rem}
.serif-em{font-family:'Fraunces',serif;font-style:italic;color:var(--coral-deep)}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:var(--plum);border-bottom:1px solid rgba(255,255,255,.07)}
.nav .wrap{display:flex;align-items:center;gap:8px;height:66px}
.brand{font-family:'Fraunces',serif;font-weight:600;font-size:1.25rem;color:#fff;margin-right:auto}
.brand a{color:inherit}
.nav a.link{color:rgba(251,246,239,.82);font-weight:500;padding:8px 12px;border-radius:8px;font-size:.95rem;text-decoration:none}
.nav a.link:hover{background:rgba(255,255,255,.08);color:var(--pine-bright)}
.nav a.cta{background:var(--pine);color:#fff;padding:8px 16px;border-radius:999px}
.nav a.cta:hover{background:var(--pine-bright);text-decoration:none}

/* accent word (Cara-style green highlight in headings) */
.accent{color:var(--pine)}
.role-line{font-size:.85rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--pine-deep);margin-bottom:22px;white-space:nowrap}
.role-line .dot{color:var(--gp-sage);margin:0 7px}

/* work thumbnail strip (Cara's signature row) */
.worklane-wrap{padding:8px 0 26px}
.worklane{display:flex;gap:14px;overflow-x:auto;padding:6px 2px 10px;scroll-snap-type:x mandatory}
.worklane::-webkit-scrollbar{height:6px}
.worklane::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}
.work{flex:0 0 auto;width:190px;scroll-snap-align:start;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:var(--cream-card);transition:transform .15s ease,box-shadow .15s ease;text-decoration:none}
.work:hover{transform:translateY(-3px);box-shadow:0 16px 30px -20px rgba(59,36,64,.45);text-decoration:none}
.work .wt{aspect-ratio:16/9;width:100%;object-fit:cover;display:block;background:linear-gradient(135deg,var(--plum-soft),var(--pine))}
.work .wc{padding:9px 12px}
.work .wc b{display:block;font-size:.82rem;color:var(--plum);font-weight:600;line-height:1.3}
.work .wc span{font-size:.72rem;color:var(--muted)}
.work .wt-text{display:flex;align-items:center;justify-content:center;text-align:center;color:var(--cream);font-family:'Fraunces',serif;font-weight:600;font-size:1rem;padding:10px}

/* categorized video rows */
.vid-cat{font-family:'Fraunces',serif;font-weight:500;color:var(--plum);font-size:1.08rem;margin:22px 0 10px;display:flex;align-items:center;gap:10px}
.vid-cat:first-child{margin-top:0}
.vid-cat::after{content:"";flex:1;height:1px;background:var(--line)}

/* hero */
.hero{padding:60px 0 28px}
.hero-grid{display:grid;grid-template-columns:1.75fr 1fr;gap:40px;align-items:start}
.hero p.lede{font-size:1.15rem;color:var(--muted);max-width:46ch}

/* Cara-style tagline + supporting intro */
.tagline{font-family:'Source Serif 4',Georgia,serif;font-weight:600;font-size:clamp(1.4rem,2.3vw,2rem);line-height:1.25;color:var(--pine);margin:10px 0 18px;white-space:nowrap}
.tagline .accent{color:var(--pine)}
.intro{font-size:1.08rem;color:var(--muted);max-width:62ch;margin:0 0 4px}

/* portrait nudged to line up with the name */
.hero .portrait{margin-top:6px}

/* affiliations — clean, front-and-center list (replaces the old chip tags) */
.affil{margin:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0}
.affil-grid{display:grid;grid-template-columns:1fr;gap:14px}
.affil-item{display:flex;flex-direction:column;line-height:1.3}
.affil-item .role{font-size:.85rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--pine-deep)}
.affil-item .org{font-size:1rem;color:var(--ink)}
.affil-item .org a{color:inherit;text-decoration:none;border-bottom:1px solid var(--line);transition:color .15s ease,border-color .15s ease}
.affil-item .org a:hover{color:var(--pine-deep);border-color:var(--pine)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--coral-deep);background:rgba(78,151,46,.13);padding:6px 14px;border-radius:999px;margin-bottom:20px}
.avatar{width:230px;height:230px;border-radius:50%;margin:0 auto;background:radial-gradient(circle at 30% 30%,var(--coral) 0%,var(--plum-soft) 70%);display:flex;align-items:center;justify-content:center;font-family:'Fraunces',serif;font-size:4.5rem;color:var(--cream);box-shadow:0 18px 40px -18px rgba(59,36,64,.5)}
.portrait{position:relative;width:300px;max-width:100%;margin:0 auto}
.portrait img{width:100%;display:block;border-radius:20px;box-shadow:0 22px 48px -22px rgba(59,36,64,.55)}
.portrait::after{content:"";position:absolute;inset:0;border-radius:20px;box-shadow:inset 0 0 0 1px var(--line);pointer-events:none}
.socials{display:flex;gap:14px;margin-top:24px;flex-wrap:wrap}
.socials a{display:inline-flex;align-items:center;gap:7px;font-weight:500;color:var(--plum);border:1px solid var(--line);padding:7px 14px;border-radius:999px}
.socials a:hover{border-color:var(--coral);color:var(--coral-deep);text-decoration:none}

/* highlighted link chips under the photo */
.socials-photo{margin-top:20px}
.socials-photo a{background:var(--pine-soft);border-color:transparent;color:var(--pine-deep);font-weight:600}
.socials-photo a:hover{background:var(--pine);border-color:var(--pine);color:#fff;text-decoration:none}

/* stat band */
.band{background:var(--plum);color:var(--cream);padding:38px 0;margin:32px 0}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat .num{font-family:'Fraunces',serif;font-size:2.5rem;font-weight:600;color:#fff;line-height:1}
.stat .lab{font-size:.85rem;color:rgba(251,246,239,.75);margin-top:6px;letter-spacing:.02em}

/* sections */
section.block{padding:46px 0}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:28px;border-bottom:2px solid var(--line);padding-bottom:10px}
.section-head .more{font-size:.9rem;font-weight:600}

/* news feed */
.news{display:grid;gap:18px}
.news-item{display:grid;grid-template-columns:130px 1fr;gap:20px;align-items:start;padding:18px 20px;background:var(--cream-card);border:1px solid var(--line);border-radius:16px;transition:transform .15s ease,box-shadow .15s ease}
.news-item:hover{transform:translateY(-2px);box-shadow:0 14px 30px -20px rgba(59,36,64,.45)}
.news-date{font-family:'Fraunces',serif;font-weight:500;color:var(--coral-deep)}
.news-item h3{margin-bottom:4px}
.news-item p{margin:0;color:var(--muted);font-size:.97rem}
/* responsive 16:9 video embed for in-record clips */
.video-embed{position:relative;width:100%;max-width:560px;aspect-ratio:16/9;margin:14px 0 4px;border-radius:12px;overflow:hidden;border:1px solid var(--line);background:#000}
.video-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.news-links{margin:8px 0 0;font-size:.92rem;font-weight:600}
.news-links a{color:var(--coral-deep)}
.news-links .sep{color:var(--gp-sage);margin:0 8px}
.pill{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--pine-deep);background:var(--pine-soft);padding:3px 10px;border-radius:999px;margin-bottom:6px}

/* cards grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.card{background:var(--cream-card);border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:transform .15s ease,box-shadow .15s ease}
.card:hover{transform:translateY(-3px);box-shadow:0 16px 34px -22px rgba(59,36,64,.5)}
.card .thumb{aspect-ratio:16/9;background:linear-gradient(135deg,var(--plum-soft),var(--coral));display:flex;align-items:center;justify-content:center;color:var(--cream);font-size:2rem}
.card .body{padding:14px 16px}
.card h3{font-size:1.02rem;margin-bottom:4px}
.card .meta{font-size:.85rem;color:var(--muted)}
.views{display:inline-flex;align-items:center;gap:5px;font-weight:600;color:var(--coral-deep)}

/* video embeds */
.video-feature{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-bottom:30px}
.video-feature iframe{width:100%;aspect-ratio:16/9;border:0;border-radius:16px;box-shadow:0 14px 30px -20px rgba(59,36,64,.5)}

/* publications */
.pub{padding:18px 0;border-bottom:1px solid var(--line)}
.pub:last-child{border-bottom:0}
.pub .title{font-family:'Fraunces',serif;font-size:1.15rem;color:var(--plum);font-weight:500}
.pub .venue{color:var(--muted);font-size:.95rem}
.pub .award{display:inline-block;margin-top:6px;font-size:.82rem;color:var(--coral-deep);background:rgba(78,151,46,.12);padding:3px 10px;border-radius:999px}

.lead-tag{font-size:.9rem;color:var(--muted)}
.two-col{display:grid;grid-template-columns:1.4fr 1fr;gap:40px}
.subcard{background:var(--cream-card);border:1px solid var(--line);border-radius:16px;padding:22px 24px}
.subcard h3{margin-bottom:12px}
.subcard ul{margin:0;padding-left:18px}
.subcard li{margin-bottom:8px}

footer{background:var(--plum);color:rgba(251,246,239,.85);padding:42px 0;margin-top:50px}
footer a{color:var(--coral)}
footer .wrap{display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:center}

.note{background:rgba(78,151,46,.1);border:1px dashed var(--coral);border-radius:12px;padding:12px 16px;font-size:.9rem;color:var(--plum-soft);margin:24px 0}

/* Marvin-inspired: highlight chips + social-proof strip */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.chip{font-size:.85rem;font-weight:500;color:var(--plum);background:var(--cream-card);border:1px solid var(--line);border-radius:10px;padding:8px 14px;display:inline-flex;align-items:center;gap:8px;transition:border-color .15s ease}
.chip:hover{border-color:var(--coral)}
.chip strong{color:var(--coral-deep);font-weight:600}
.media-strip{padding:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--cream-card)}
.media-strip .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:12px 30px;justify-content:center}
.media-strip .label{font-size:.76rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.media-strip .outlet{font-family:'Fraunces',serif;font-size:1.2rem;color:var(--plum-soft)}

/* ventures — branded cards that tie the personal site to Glidepath + GridProfessor */
.ventures{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.venture{border-radius:20px;padding:30px 30px 26px;display:flex;flex-direction:column;min-height:230px;border:1px solid var(--line);transition:transform .15s ease,box-shadow .15s ease;position:relative;overflow:hidden}
.venture:hover{transform:translateY(-3px);box-shadow:0 20px 44px -24px rgba(59,36,64,.5)}
.venture .v-logo{height:46px;width:auto;object-fit:contain;object-position:left center;margin-bottom:18px}
.venture .v-role{font-size:.74rem;font-weight:600;letter-spacing:.09em;text-transform:uppercase;margin-bottom:10px}
.venture h3{font-size:1.15rem;margin-bottom:8px}
.venture p{margin:0;font-size:.95rem;line-height:1.6}
.venture .v-link{margin-top:auto;padding-top:16px;font-weight:600;font-size:.92rem;display:inline-flex;align-items:center;gap:6px}
.venture::after{content:"";position:absolute;left:0;top:0;bottom:0;width:5px}

/* Glidepath — light, professional */
.venture.glidepath{background:var(--gp-offwhite)}
.venture.glidepath::after{background:var(--gp-mint)}
.venture.glidepath .v-role{color:var(--gp-slate)}
.venture.glidepath h3{color:var(--gp-slate)}
.venture.glidepath p{color:#5b6b6f}
.venture.glidepath .v-link{color:var(--gp-slate)}

/* GridProfessor — dark, energetic */
.venture.gridprofessor{background:var(--grid-charcoal);border-color:rgba(67,197,158,.35)}
.venture.gridprofessor::after{background:var(--grid-emerald)}
.venture.gridprofessor .v-role{color:var(--grid-emerald)}
.venture.gridprofessor h3{color:#fff}
.venture.gridprofessor p{color:rgba(241,245,238,.72)}
.venture.gridprofessor .v-link{color:var(--grid-emerald)}
.venture a.v-link:hover{text-decoration:underline}

/* text wordmark for ventures without a logo image (MECC, FSE) */
.venture .v-name{font-family:'Fraunces',serif;font-weight:600;font-size:1.55rem;line-height:1.05;margin-bottom:16px}
.venture .v-soon{margin-top:auto;padding-top:16px;font-weight:600;font-size:.85rem;font-style:italic;color:var(--muted)}

/* MECC — Excel-green branded (mission venture) */
.venture.mecc{background:#f2f8ec}
.venture.mecc{border-color:rgba(78,151,46,.32)}
.venture.mecc::after{background:var(--pine)}
.venture.mecc .v-name{color:var(--pine-deep)}
.venture.mecc .v-role{color:var(--pine-deep)}
.venture.mecc h3{color:var(--pine-deep)}
.venture.mecc p{color:#586b50}
.venture.mecc .v-link{color:var(--pine-deep)}

/* FSE — plum branded (no website yet) */
.venture.fse{background:#f6f0f6;border-color:rgba(59,36,64,.18)}
.venture.fse::after{background:var(--plum-soft)}
.venture.fse .v-name{color:var(--plum)}
.venture.fse .v-role{color:var(--plum-soft)}
.venture.fse h3{color:var(--plum)}
.venture.fse p{color:#6b5e6f}

/* four-pillar nav: tighten spacing + dropdown menu */
.nav .wrap{gap:2px}
.navdrop{position:relative;display:inline-block}
.navdrop > .link{display:inline-flex;align-items:center;gap:4px}
.navdrop-menu{position:absolute;top:calc(100% + 6px);left:0;min-width:210px;background:var(--plum);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:8px;display:none;flex-direction:column;gap:2px;box-shadow:0 22px 44px -18px rgba(0,0,0,.6);z-index:60}
.navdrop:hover .navdrop-menu,.navdrop:focus-within .navdrop-menu{display:flex}
.navdrop-menu a{color:rgba(251,246,239,.85);padding:8px 12px;border-radius:8px;font-size:.9rem;font-weight:500;text-decoration:none;white-space:nowrap}
.navdrop-menu a:hover{background:rgba(255,255,255,.08);color:var(--pine-bright);text-decoration:none}

/* pillar sub-tabs (sticky bar under the main nav) */
.subtabs{position:sticky;top:66px;z-index:40;background:var(--cream);border-bottom:1px solid var(--line)}
.subtabs .wrap{display:flex;gap:8px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}
.subtab{border:1px solid var(--line);background:var(--cream-card);color:var(--plum);font-family:'Archivo',sans-serif;font-weight:600;font-size:.9rem;padding:8px 16px;border-radius:999px;cursor:pointer;transition:background .15s ease,border-color .15s ease,color .15s ease}
.subtab:hover{border-color:var(--pine)}
.subtab.active{background:var(--pine);border-color:var(--pine);color:#fff}
.tab-panel{display:none}
.tab-panel.active{display:block;animation:fadein .25s ease}
@keyframes fadein{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* pillar entry cards (homepage "explore by area") */
.pillars{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.pillar-card{display:block;background:var(--cream-card);border:1px solid var(--line);border-radius:18px;padding:26px 28px;color:inherit;transition:transform .15s ease,box-shadow .15s ease;position:relative;overflow:hidden}
.pillar-card:hover{transform:translateY(-3px);box-shadow:0 20px 44px -24px rgba(59,36,64,.5);text-decoration:none}
.pillar-card::after{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--pine)}
.pillar-card .pk{font-size:.74rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--pine-deep)}
.pillar-card h3{font-size:1.25rem;margin:8px 0 8px}
.pillar-card p{margin:0;font-size:.95rem;color:var(--muted)}
.pillar-card .go{display:inline-block;margin-top:14px;font-weight:600;color:var(--pine-deep);font-size:.9rem}

/* wrapping card grid for pillar pages (reuses .work cards) */
.workgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}
.workgrid .work{width:auto}

/* expanded-card overlay (shared modal) */
.work[data-modal]{cursor:pointer}
.modal-backdrop{
  position:fixed;inset:0;z-index:100;
  background:rgba(43,34,48,.62);backdrop-filter:blur(3px);
  display:flex;align-items:center;justify-content:center;padding:24px;
  opacity:0;pointer-events:none;transition:opacity .2s ease;
}
.modal-backdrop.open{opacity:1;pointer-events:auto}
.modal{
  background:var(--cream-card);border:1px solid var(--line);border-radius:20px;
  width:100%;max-width:660px;max-height:90vh;overflow-y:auto;position:relative;
  box-shadow:0 40px 90px -25px rgba(0,0,0,.55);
  transform:translateY(14px) scale(.98);transition:transform .22s ease;
}
.modal-backdrop.open .modal{transform:none}
.modal-close{
  position:absolute;top:12px;right:14px;z-index:2;
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
  background:var(--cream);color:var(--plum);font-size:1.5rem;line-height:1;
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:background .15s ease,color .15s ease,border-color .15s ease;
}
.modal-close:hover{background:var(--pine);color:#fff;border-color:var(--pine)}
.modal-body{padding:30px 34px 32px}
.modal-body .pill{margin-bottom:10px}
.modal-body h3{font-size:clamp(1.35rem,3vw,1.7rem);margin-bottom:14px;line-height:1.2}
.modal-body .video-embed{max-width:100%;margin:0 0 16px}
.modal-blurb{color:var(--muted);font-size:1rem;margin:0 0 8px}

/* attached files / downloads inside a card */
.modal-files{display:flex;flex-direction:column;gap:10px;margin:6px 0 14px}
.file-row{display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:var(--cream)}
.file-badge{flex:0 0 auto;font-size:.64rem;font-weight:700;letter-spacing:.03em;color:#fff;background:var(--muted);padding:5px 8px;border-radius:6px;min-width:44px;text-align:center}
.file-badge.pdf{background:#c0392b}
.file-badge.xlsx,.file-badge.xls,.file-badge.csv{background:var(--pine-deep)}
.file-badge.docx,.file-badge.doc{background:#2b5797}
.file-badge.zip,.file-badge.pptx{background:var(--plum-soft)}
.file-name{flex:1;font-size:.92rem;color:var(--plum);font-weight:500;line-height:1.3}
.file-actions{display:flex;gap:14px;flex:0 0 auto}
.file-actions a{font-size:.85rem;font-weight:600;color:var(--pine-deep)}

/* file-type tile for a compact card that is a file rather than a video */
.work .wt-file{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:var(--cream);font-family:'Archivo',sans-serif;font-weight:700;font-size:.9rem;letter-spacing:.05em}
.work .wt-file.pdf{background:linear-gradient(135deg,#c0392b,#7d2420)}
.work .wt-file.xlsx{background:linear-gradient(135deg,var(--pine),var(--pine-deep))}

@media(max-width:640px){
  /* modal becomes a bottom sheet on phones */
  .modal-backdrop{padding:0;align-items:flex-end}
  .modal{max-width:100%;max-height:92vh;border-radius:20px 20px 0 0}
  .modal-body{padding:26px 22px 28px}
}

@media(max-width:920px){
  .hero-grid,.two-col,.video-feature,.ventures,.affil-grid,.pillars{grid-template-columns:1fr}
  .role-line,.tagline{white-space:normal}
  .affil-item{grid-template-columns:1fr;gap:2px}
  .stats{grid-template-columns:repeat(2,1fr);gap:28px 16px}
  .news-item{grid-template-columns:1fr}
  .nav a.link{padding:8px 8px}
  .avatar{width:170px;height:170px;font-size:3.2rem}
}