/* Laboratório de IA + Estratégia · mockup v3
   Manual de Identidade Visual Mackenzie (v7): vermelho Pantone 185C #EA0029, Roboto na internet,
   Helvetica Bold nas assinaturas, fotos com algum tom de vermelho, símbolo "M" oficial. */

:root {
  --red: #EA0029;
  --red-deep: #B8001F;
  --red-tint: #FDEBEE;
  --paper: #FFFFFF;
  --paper-2: #F4F3F1;
  --ink: #1E1E1E;
  --ink-soft: #5F5F5F;
  --line: #E4E2DF;
  --sans: "Roboto", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --sig: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --gutter: clamp(20px, 5vw, 72px);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--red); color: #fff; }

/* ---------- Tipografia comum ---------- */
.eyebrow { font: 500 12px/1.4 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--red); }
.eyebrow::before { content: ""; display: inline-block; width: 28px; height: 2px; background: var(--red); vertical-align: middle; margin-right: 12px; }
.on-photo .eyebrow { color: #fff; }
h2.big { font: 300 clamp(36px, 4.2vw, 60px)/1.04 var(--sans); letter-spacing: -.03em; margin-top: 14px; }
h1 strong, h2 strong { font-weight: 700; color: var(--red); }
.on-photo h1 strong, .on-photo h2 strong { color: #fff; }
.wrap { padding: 0 var(--gutter); max-width: 1440px; margin: 0 auto; }
.narrow { max-width: 860px; }
.link-arrow { font: 500 12px var(--sans); letter-spacing: .16em; text-transform: uppercase; border-bottom: 2px solid var(--red); padding-bottom: 4px; transition: color .2s; white-space: nowrap; }
.link-arrow:hover { color: var(--red); }
.btn-red { display: inline-block; font: 500 12px var(--sans); letter-spacing: .18em; text-transform: uppercase; background: var(--red); color: #fff; padding: 17px 32px; border: 0; cursor: pointer; transition: background .25s; }
.btn-red:hover { background: var(--red-deep); }
.btn-line { display: inline-block; font: 500 12px var(--sans); letter-spacing: .16em; text-transform: uppercase; border: 1px solid var(--ink); padding: 14px 24px; transition: background .2s, color .2s, border-color .2s; }
.btn-line:hover { background: var(--red); border-color: var(--red); color: #fff; }
.placeholder { display: inline-block; font: 500 10px var(--sans); letter-spacing: .14em; text-transform: uppercase; background: #FFF3C4; color: #7A5B00; padding: 3px 8px; border-radius: 3px; vertical-align: middle; }
.empty { border: 1px dashed var(--line); padding: 48px 24px; text-align: center; color: var(--ink-soft); font-weight: 300; }
.empty a { color: var(--red); border-bottom: 1px solid currentColor; }

/* ---------- Assinatura ---------- */
.sig { display: flex; align-items: center; gap: 11px; }
.sig svg { width: 40px; height: 40px; flex: none; color: var(--red); }
.sig .t { font-family: var(--sig); font-weight: 700; line-height: 1.05; }
.sig .t small { display: block; font-size: 11.5px; font-weight: 700; }
.sig .t b { display: block; font-size: 17px; }

/* ---------- Cabeçalho ---------- */
header { position: fixed; inset: 0 0 auto 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 20px var(--gutter); color: #fff; transition: background .35s, color .35s, padding .35s, box-shadow .35s; }
header::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .5s; }
header.solid { background: rgba(255,255,255,.98); color: var(--ink); padding-top: 12px; padding-bottom: 12px; }
header.solid::after { transform: scaleX(1); }
nav { display: flex; gap: 30px; }
nav a { font: 500 12px var(--sans); letter-spacing: .14em; text-transform: uppercase; padding: 6px 0; border-bottom: 2px solid transparent; transition: border-color .2s; }
nav a:hover, nav a.on { border-bottom-color: var(--red); }
.menu-btn { display: none; background: none; border: 0; color: inherit; font: 500 12px var(--sans); letter-spacing: .18em; text-transform: uppercase; cursor: pointer; }

/* ---------- Capa (home) ---------- */
.hero { position: relative; height: 100vh; min-height: 640px; color: #fff; overflow: hidden; }
.hero > img { position: absolute; inset: 0; transform: scale(1.04); animation: settle 2.4s ease-out forwards; }
@keyframes settle { to { transform: scale(1); } }
.hero::after, .page-hero::after { content: ""; position: absolute; inset: 0; background:
    linear-gradient(90deg, rgba(10,10,10,.72) 0%, rgba(10,10,10,.42) 42%, rgba(10,10,10,0) 72%),
    linear-gradient(180deg, rgba(10,10,10,.55) 0%, rgba(10,10,10,0) 22%, rgba(10,10,10,0) 55%, rgba(10,10,10,.55) 100%); }
.hero-text { position: absolute; z-index: 2; left: var(--gutter); right: var(--gutter); bottom: clamp(48px, 9vh, 96px); }
.kicker { list-style: none; display: grid; gap: 4px; border-left: 3px solid var(--red); padding-left: 16px; margin-bottom: 30px; font: 500 clamp(12px, 1vw, 14px)/1.45 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: #fff; text-shadow: 0 1px 12px rgba(0,0,0,.5); }
.kicker li { display: block; }
.kicker li:first-child { font-weight: 700; }
.hero h1 { font: 300 clamp(48px, 7.6vw, 116px)/.98 var(--sans); letter-spacing: -.035em; max-width: 12ch; }
.hero h1 strong { color: #fff; }
.hero h1 .plus { color: var(--red); font-weight: 400; }
.hero-foot { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-top: 34px; }
.hero-foot p { max-width: 48ch; color: rgba(255,255,255,.92); font-size: 17px; font-weight: 300; text-shadow: 0 1px 10px rgba(0,0,0,.4); }
.scroll-cue { font: 500 11px var(--sans); letter-spacing: .24em; text-transform: uppercase; color: rgba(255,255,255,.85); white-space: nowrap; }
.scroll-cue b { color: var(--red); }

/* ---------- Capa das páginas internas ---------- */
.page-hero { position: relative; height: 58vh; min-height: 420px; color: #fff; display: flex; align-items: end; overflow: hidden; }
.page-hero > img { position: absolute; inset: 0; }
.page-hero .wrap { position: relative; z-index: 1; width: 100%; padding-bottom: 56px; }
.page-hero h1 { font: 300 clamp(44px, 6vw, 88px)/1 var(--sans); letter-spacing: -.035em; margin-top: 16px; max-width: 18ch; }
.page-hero p.lead { max-width: 56ch; margin-top: 18px; font-size: 18px; font-weight: 300; color: rgba(255,255,255,.92); }

/* ---------- Manifesto ---------- */
.manifesto { padding: clamp(80px, 12vh, 140px) var(--gutter); text-align: center; }
.manifesto .eyebrow::after { content: ""; display: inline-block; width: 28px; height: 2px; background: var(--red); vertical-align: middle; margin-left: 12px; }
.manifesto p:not(.eyebrow) { font: 300 clamp(24px, 2.4vw, 34px)/1.4 var(--sans); max-width: 44ch; margin: 24px auto 0; letter-spacing: -.015em; }
.manifesto p em { color: var(--red); font-style: normal; font-weight: 500; }
.figures { display: flex; justify-content: center; gap: clamp(32px, 7vw, 110px); margin-top: 72px; flex-wrap: wrap; }
.figures div { text-align: center; }
.figures b { display: block; font: 300 60px/1 var(--sans); color: var(--red); letter-spacing: -.03em; }
.figures span { font: 500 11px var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--ink-soft); }

/* ---------- Seções ---------- */
.sec { padding: clamp(72px, 11vh, 130px) 0; }
.sec.tint { background: var(--paper-2); }
.sec-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 44px; }

/* ---------- Áreas de pesquisa (cards compactos) ---------- */
.areas { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.area { display: block; }
.area .pic { position: relative; aspect-ratio: 4/5; overflow: hidden; background: #222; margin-bottom: 16px; }
.area .pic img { filter: grayscale(1) contrast(1.05); transition: transform 1.2s cubic-bezier(.2,.7,.2,1), filter .6s; }
.area .pic::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(234,0,41,0) 35%, rgba(234,0,41,.55) 100%); mix-blend-mode: multiply; }
.area .pic .n { position: absolute; z-index: 1; left: 14px; top: 12px; font: 500 12px var(--sans); letter-spacing: .14em; color: #fff; background: var(--red); padding: 4px 8px; }
.area:hover .pic img { transform: scale(1.05); filter: grayscale(.15); }
.area h3 { font: 500 19px/1.2 var(--sans); letter-spacing: -.01em; margin-bottom: 6px; transition: color .2s; }
.area:hover h3 { color: var(--red); }
.area p { font-size: 14px; font-weight: 300; color: var(--ink-soft); }

/* ---------- Projeto em destaque ---------- */
.feature { display: grid; grid-template-columns: 1.15fr 1fr; background: var(--paper-2); }
.feature .img { min-height: 540px; position: relative; }
.feature .img::after { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 6px; background: var(--red); }
.feature .txt { padding: clamp(40px, 7vw, 110px); display: flex; flex-direction: column; justify-content: center; }
.feature h2 { font: 300 clamp(38px, 4.2vw, 58px)/1.02 var(--sans); letter-spacing: -.03em; margin: 16px 0 22px; }
.feature p { color: var(--ink-soft); max-width: 48ch; margin-bottom: 18px; font-weight: 300; font-size: 17px; }
.tags { display: flex; gap: 8px; flex-wrap: wrap; margin: 6px 0 30px; }
.tags span { font: 500 12px var(--sans); border: 1px solid var(--line); background: #fff; padding: 6px 12px; border-radius: 99px; }

/* ---------- Notícias ---------- */
.news { display: grid; grid-template-columns: repeat(2, 1fr); gap: 48px; }
.news.three { grid-template-columns: repeat(3, 1fr); gap: 40px; }
.news article a { display: block; }
.news .img { aspect-ratio: 16/9; overflow: hidden; margin-bottom: 22px; background: var(--paper-2); position: relative; }
.news .img::after { content: ""; position: absolute; left: 0; bottom: 0; height: 4px; width: 64px; background: var(--red); transition: width .5s; }
.news article:hover .img::after { width: 100%; }
.news .img img { transition: transform 1s; }
.news article:hover .img img { transform: scale(1.04); }
.news time { font: 500 11px var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--red); }
.news h3 { font: 500 24px/1.25 var(--sans); letter-spacing: -.015em; margin: 10px 0 12px; transition: color .2s; }
.news article:hover h3 { color: var(--red); }
.news p { font-size: 15px; font-weight: 300; color: var(--ink-soft); }

/* ---------- Faixa da equipe (home, sem fotos) ---------- */
.team-sec { background: var(--paper-2); position: relative; }
.team-sec::before { content: ""; position: absolute; left: var(--gutter); top: 0; width: 64px; height: 4px; background: var(--red); }
.team-band { display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(32px, 6vw, 96px); align-items: end; }
.team-band p.intro { font: 300 clamp(20px, 1.8vw, 26px)/1.45 var(--sans); color: var(--ink); max-width: 36ch; margin: 0 0 26px; }
.team-stats { display: grid; grid-template-columns: repeat(3, 1fr); border-left: 3px solid var(--red); }
.team-stats div { padding: 8px 28px; }
.team-stats b { display: block; font: 300 56px/1 var(--sans); letter-spacing: -.03em; }
.team-stats span { font-size: 14px; font-weight: 300; color: var(--ink-soft); }

/* ---------- Faixa de contato ---------- */
.campus { position: relative; height: 52vh; min-height: 380px; max-height: 560px; color: #fff; display: flex; align-items: center; overflow: hidden; }
.campus > img { position: absolute; inset: 0; object-position: 50% 60%; }
.campus::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(10,10,10,.8) 0%, rgba(10,10,10,.5) 45%, rgba(10,10,10,.1) 80%); }
.campus .box { position: relative; z-index: 1; padding: 0 var(--gutter); max-width: 900px; }
.campus h2 { font: 300 clamp(36px, 4.8vw, 72px)/1.04 var(--sans); letter-spacing: -.03em; max-width: 16ch; margin: 18px 0 34px; }

/* ---------- Rodapé ---------- */
footer { background: var(--ink); color: #D6D6D6; padding: 80px var(--gutter) 40px; border-top: 6px solid var(--red); }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; max-width: 1440px; margin: 0 auto; }
footer .sig { color: #fff; margin-bottom: 22px; }
footer .sig svg { color: #fff; width: 46px; height: 46px; }
footer p, footer li { font-size: 14px; font-weight: 300; color: #B4B4B4; }
footer p + p { margin-top: 14px; }
footer strong { color: #fff; font-weight: 500; }
footer .funding a { color: #fff; border-bottom: 1px solid var(--red); }
footer h5 { font: 500 11px var(--sans); letter-spacing: .18em; text-transform: uppercase; color: #fff; margin-bottom: 16px; }
footer h5::before { content: ""; display: inline-block; width: 14px; height: 2px; background: var(--red); vertical-align: middle; margin-right: 8px; }
footer ul { list-style: none; display: grid; gap: 8px; }
footer a:hover { color: #fff; }
.foot-bottom { max-width: 1440px; margin: 64px auto 0; padding-top: 24px; border-top: 1px solid #3A3A3A; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 12px; color: #8A8A8A; }

/* ---------- Página Pesquisa ---------- */
.toc { display: flex; gap: 10px; flex-wrap: wrap; padding: 28px 0; border-bottom: 1px solid var(--line); }
.toc a { font: 500 13px var(--sans); padding: 8px 14px; border: 1px solid var(--line); border-radius: 99px; transition: all .2s; }
.toc a b { color: var(--red); font-weight: 500; margin-right: 4px; }
.toc a:hover { border-color: var(--red); background: var(--red); color: #fff; }
.toc a:hover b { color: #fff; }
.area-sec { display: grid; grid-template-columns: 1fr 1.4fr; gap: clamp(28px, 4vw, 64px); align-items: center; padding: clamp(28px, 4vh, 44px) 0; scroll-margin-top: 80px; }
.area-sec:nth-child(even) .pic { order: 2; }
.area-sec .pic { aspect-ratio: 16/10; max-height: 300px; overflow: hidden; position: relative; }
.area-sec .pic img { filter: grayscale(1) contrast(1.05); }
.area-sec .pic::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(234,0,41,0) 40%, rgba(234,0,41,.55)); mix-blend-mode: multiply; }
.area-sec .num { font: 300 56px/1 var(--sans); color: var(--red); letter-spacing: -.04em; }
.area-sec h2 { font: 400 clamp(32px, 3.4vw, 48px)/1.05 var(--sans); letter-spacing: -.03em; margin: 10px 0 18px; }
.area-sec p { font-weight: 300; font-size: 17px; color: var(--ink-soft); max-width: 52ch; margin-bottom: 16px; }
.dash-list { list-style: none; margin: 22px 0 28px; display: grid; gap: 10px; }
.dash-list li { padding-left: 22px; position: relative; font-size: 15px; }
.dash-list li::before { content: ""; position: absolute; left: 0; top: .72em; width: 10px; height: 2px; background: var(--red); }

/* ---------- Equipe ---------- */
.tabs { display: flex; gap: 6px; border-bottom: 1px solid var(--line); margin-bottom: 48px; position: sticky; top: 64px; background: #fff; z-index: 5; padding-top: 12px; }
.tabs a { font: 500 13px var(--sans); letter-spacing: .1em; text-transform: uppercase; padding: 14px 18px; border-bottom: 3px solid transparent; margin-bottom: -1px; color: var(--ink-soft); }
.tabs a:hover { color: var(--ink); }
.tabs a.on { color: var(--ink); border-bottom-color: var(--red); }
.group { scroll-margin-top: 140px; margin-bottom: 96px; }
.group-head { display: flex; align-items: baseline; gap: 16px; margin-bottom: 32px; }
.group-head h2 { font: 300 clamp(30px, 3vw, 44px)/1.1 var(--sans); letter-spacing: -.025em; }
.group-head span { font: 500 13px var(--sans); color: #fff; background: var(--red); padding: 2px 10px; border-radius: 99px; }
.people { display: grid; grid-template-columns: repeat(6, 1fr); gap: 32px 20px; }
.person .img { aspect-ratio: 4/5; overflow: hidden; background: var(--paper-2); margin-bottom: 16px; position: relative; }
.person .img::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 10px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .5s; }
.person:hover .img::after { transform: scaleX(1); }
.person img { transition: transform 1s; object-position: 50% 22%; }
.person:hover img { transform: scale(1.03); }
.person .role { font: 500 11px var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--red); }
.person h3 { font: 500 20px/1.2 var(--sans); letter-spacing: -.01em; margin: 6px 0 4px; }
.person .inst { font-size: 14px; font-weight: 300; color: var(--ink-soft); margin-bottom: 10px; }
.person .lattes { font: 500 12px var(--sans); border-bottom: 1px solid var(--red); padding-bottom: 2px; }
.person .lattes:hover { color: var(--red); }
.partners { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.partner { border: 1px dashed var(--line); padding: 40px; display: flex; gap: 24px; align-items: center; color: var(--ink-soft); }
.partner .logo { width: 84px; height: 84px; border-radius: 50%; background: var(--paper-2); flex: none; display: grid; place-items: center; font-size: 12px; }

/* ---------- Projetos / publicações ---------- */
.proj { display: grid; grid-template-columns: 1fr 1.3fr; border: 1px solid var(--line); }
.proj .img { min-height: 360px; }
.proj .body { padding: clamp(28px, 4vw, 56px); border-left: 6px solid var(--red); }
.proj .meta { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.status { font: 500 11px var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--ink); border: 1px solid var(--ink); padding: 3px 9px; }
.proj .funding { font-size: 14px; font-weight: 300; color: var(--ink-soft); }
.proj h3 { font: 400 clamp(30px, 3vw, 42px)/1.05 var(--sans); letter-spacing: -.025em; margin-bottom: 16px; }
.proj p { font-weight: 300; font-size: 17px; color: var(--ink-soft); margin-bottom: 20px; max-width: 60ch; }
.pubs { list-style: none; border-top: 1px solid var(--line); }
.pubs li { display: grid; grid-template-columns: 140px 1fr; gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.pubs .yr { font: 300 32px/1 var(--sans); color: var(--red); letter-spacing: -.02em; }
.pubs h3 { font: 500 19px/1.35 var(--sans); margin-bottom: 6px; }
.pubs p { font-size: 14px; font-weight: 300; color: var(--ink-soft); }

/* ---------- Artigo ---------- */
.article { padding: clamp(56px, 9vh, 100px) 0; }
.back { display: inline-block; font: 500 12px var(--sans); letter-spacing: .14em; text-transform: uppercase; margin-bottom: 32px; color: var(--ink-soft); }
.back:hover { color: var(--red); }
.article .prose p { font-size: 19px; font-weight: 300; line-height: 1.75; margin-bottom: 22px; }
.article .prose a { color: var(--red); border-bottom: 1px solid rgba(234,0,41,.35); }
.article .prose a:hover { border-bottom-color: var(--red); }
.article blockquote { border-left: 4px solid var(--red); padding: 4px 0 4px 24px; margin: 30px 0; font: 400 21px/1.5 var(--sans); }
.article .docs { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 36px 0; }
.article .docs figure { border: 1px solid var(--line); background: #fff; }
.article .docs img { height: auto; }
.article .docs figcaption { font-size: 13px; color: var(--ink-soft); padding: 10px 14px; border-top: 1px solid var(--line); }
.callout { display: flex; gap: 18px; background: var(--red-tint); border-left: 4px solid var(--red); padding: 24px 28px; margin-top: 36px; }
.callout h4 { font: 500 13px var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--red); margin-bottom: 6px; }
.callout p { font-size: 16px !important; margin: 0 !important; }

/* ---------- Contato ---------- */
.contact { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(40px, 7vw, 110px); }
.contact .intro { font: 300 clamp(20px, 1.8vw, 26px)/1.45 var(--sans); margin: 18px 0 40px; max-width: 34ch; }
.info { list-style: none; border-top: 1px solid var(--line); }
.info li { display: grid; grid-template-columns: 130px 1fr; gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.info .k { font: 500 11px var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--red); padding-top: 3px; }
.info a:hover { color: var(--red); }
form.msg { background: var(--paper-2); padding: clamp(28px, 4vw, 52px); border-top: 6px solid var(--red); align-self: start; }
form.msg h3 { font: 400 28px/1.15 var(--sans); letter-spacing: -.02em; margin-bottom: 26px; }
form.msg label { display: block; font: 500 11px var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 6px; }
form.msg input, form.msg textarea { width: 100%; font: 400 16px var(--sans); color: var(--ink); background: #fff; border: 1px solid var(--line); padding: 13px 14px; margin-bottom: 18px; border-radius: 0; outline: none; transition: border-color .2s; }
form.msg input:focus, form.msg textarea:focus { border-color: var(--red); }
form.msg textarea { min-height: 150px; resize: vertical; }
form.msg { position: relative; }
form.msg button:disabled { opacity: .6; cursor: wait; }
.form-status { margin-top: 16px; font-size: 15px; }
.form-status:empty { display: none; }
.form-status.ok { color: #1B6B3A; background: #E7F4EC; border-left: 4px solid #1B6B3A; padding: 12px 16px; }
.form-status.err { color: var(--red-deep); background: var(--red-tint); border-left: 4px solid var(--red); padding: 12px 16px; }
.map { margin-top: 48px; aspect-ratio: 16/7; border: 0; width: 100%; filter: grayscale(1); }

/* ---------- Revelação ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 1s ease, transform 1s ease; }
.reveal.in { opacity: 1; transform: none; }
.note { position: fixed; right: 16px; bottom: 16px; z-index: 20; background: var(--red); color: #fff; font: 500 11px var(--sans); letter-spacing: .08em; padding: 7px 11px; border-radius: 3px; opacity: .92; }

/* ---------- Responsivo ---------- */
@media (max-width: 1100px) {
  nav { gap: 20px; }
  .areas { grid-template-columns: repeat(3, 1fr); }
  .people { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 960px) {
  nav { display: none; }
  .menu-btn { display: block; }
  header.open { background: #fff; color: var(--ink); flex-wrap: wrap; }
  header.open nav { display: flex; flex-direction: column; gap: 4px; width: 100%; order: 3; padding: 12px 0 8px; }
  header.open nav a { font-size: 14px; padding: 10px 0; border-bottom: 1px solid var(--line); }
  .feature, .team-band, .contact, .proj { grid-template-columns: 1fr; }
  .feature .img { min-height: 320px; }
  .news, .news.three { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .hero-foot, .sec-head { flex-direction: column; align-items: start; }
  .area-sec { grid-template-columns: 1fr; }
  .area-sec:nth-child(even) .pic { order: 0; }
  .partners, .article .docs { grid-template-columns: 1fr; }
  .tabs { top: 56px; }
}
@media (max-width: 640px) {
  .areas { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .people { grid-template-columns: repeat(3, 1fr); gap: 22px 12px; }
  .foot-grid { grid-template-columns: 1fr; }
  .team-stats div { padding: 6px 14px; }
  .team-stats b { font-size: 40px; }
  .pubs li, .info li { grid-template-columns: 1fr; gap: 6px; }
  .sig .t b { font-size: 15px; }
  .tabs { overflow-x: auto; }
}

/* ---------- Links institucionais (UPM e CCSA) ---------- */
a.ref { text-decoration: underline; text-decoration-color: rgba(234,0,41,.55); text-decoration-thickness: 1px; text-underline-offset: 3px; transition: color .2s, text-decoration-color .2s; }
a.ref:hover { color: var(--red); text-decoration-color: var(--red); }
.on-photo a.ref, footer a.ref { text-decoration-color: rgba(255,255,255,.45); }
.on-photo a.ref:hover, footer a.ref:hover { color: #fff; text-decoration-color: var(--red); }
footer a.sig:hover svg { color: var(--red); }

/* ---------- Capturas de tela de projetos ---------- */
.shot { background: #F6F7F9; }
.shot img { object-position: 50% 0; }

/* ---------- Abas que trocam o conteúdo ---------- */
.tabs a { cursor: pointer; }
.tabs ~ .group[hidden] { display: none; }
.tabs ~ .group { animation: tabIn .45s ease; }
@keyframes tabIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* ---------- Produções: tipo e autores ---------- */
.pubs .kind { font: 500 11px var(--sans) !important; letter-spacing: .16em; text-transform: uppercase; color: var(--red) !important; margin-bottom: 6px; }
.pubs .authors { color: var(--ink) !important; margin-bottom: 4px; }
.pubs .authors a { border-bottom: 1px solid rgba(234,0,41,.45); }
.pubs .authors a:hover { color: var(--red); }

/* ---------- Subtítulos e créditos dentro da notícia ---------- */
.article .art-h { font: 500 17px var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--red); margin: 48px 0 12px; }
.article .art-h::before { content: ""; display: inline-block; width: 28px; height: 2px; background: var(--red); vertical-align: middle; margin-right: 10px; }
.article .prose p.byline { font-size: 15px; color: var(--ink-soft); border-top: 1px solid var(--line); padding-top: 14px; }
.article .prose p.byline a { color: var(--ink); }

/* ---------- Cards com documento (declarações) ---------- */
.news .img.doc { background: #fff; border: 1px solid var(--line); }
.news .img.doc img { object-fit: cover; object-position: 50% 0; }

/* ---------- Ajustes de nomes e capas curtas ---------- */
.person h3 { font-size: 17px; }
.person .inst { font-size: 13px; }
.page-hero.short { height: 40vh; min-height: 320px; max-height: 440px; }
.page-hero.short .wrap { padding-bottom: 40px; }

/* Foto da pessoa leva ao Lattes */
.person a.img { display: block; cursor: pointer; }

/* Página de projeto */
.proj-shot { margin: 20px 0 8px; border: 1px solid var(--line); background: #fff; }
.proj-shot img { height: auto; }
.proj-shot figcaption { font-size: 13px; color: var(--ink-soft); padding: 10px 14px; border-top: 1px solid var(--line); }
.fit { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 8px 0 30px; }
.fit a { display: block; padding: 22px 20px 18px; background: var(--paper-2); border-top: 4px solid var(--red); transition: background .2s; }
.fit a:hover { background: #ECEAE7; }
.fit .n { font: 500 12px var(--sans); letter-spacing: .14em; color: var(--red); }
.fit h3 { font: 500 18px/1.25 var(--sans); margin: 6px 0 8px; }
.fit p { font-size: 15px; font-weight: 300; color: var(--ink-soft); line-height: 1.55; }
.steps { list-style: none; counter-reset: s; margin: 8px 0 34px; border-top: 1px solid var(--line); }
.steps li { counter-increment: s; display: grid; grid-template-columns: 56px 1fr; column-gap: 8px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.steps li::before { content: counter(s, decimal-leading-zero); grid-row: span 2; font: 300 30px/1 var(--sans); color: var(--red); }
.steps b { font: 500 18px var(--sans); }
.steps p { font-size: 16px; font-weight: 300; color: var(--ink-soft); margin-top: 4px; }
.people.proj-people { grid-template-columns: repeat(3, 1fr); margin-top: 18px; }
.proj-cta { display: flex; justify-content: space-between; align-items: center; gap: 28px; flex-wrap: wrap; margin: 0 0 16px; padding: 36px 40px; background: var(--paper-2); border-left: 6px solid var(--red); }
.proj-cta h2 { font: 300 clamp(26px, 2.6vw, 34px)/1.15 var(--sans); letter-spacing: -.02em; margin-top: 8px; max-width: 20ch; }
.proj h3 a:hover { color: var(--red); }
@media (max-width: 640px) {
  .fit { grid-template-columns: 1fr; }
  .people.proj-people { grid-template-columns: repeat(2, 1fr); }
  .proj-cta { padding: 28px 22px; }
}
.proj-end { margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--line); }
/* Página de projeto: coluna 50% mais larga que a dos artigos */
.proj-page .narrow { max-width: 1290px; }
.proj-page .people.proj-people { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) { .proj-page .people.proj-people { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .proj-page .people.proj-people { grid-template-columns: repeat(2, 1fr); } }
/* Página de projeto: topo 1/3 mais baixo, texto alinhado à coluna */
.page-hero.proj-hero { height: 39vh; min-height: 300px; }
.page-hero.proj-hero .wrap { max-width: 1290px; padding-bottom: 36px; }