/* ============================================================
   INSTITUTO ILUMINA — folha de estilos
   Ordem: fontes → tokens → base → nav → seções (na ordem da
   página) → cursor → reveal → responsivo → reduced motion
   ============================================================ */

/* ===================== FONTES (auto-hospedadas) ===================== */
@font-face{font-family:"Fraunces";font-style:normal;font-weight:100 900;font-display:swap;
  src:url("../assets/fonts/fraunces-latin-6NU78FyLNQOQZAnv9bYEvDiIdE9Ea92uemAk_WBq8U_9v0c2Wa0KxC9TeP2Xz5c.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"Fraunces";font-style:normal;font-weight:100 900;font-display:swap;
  src:url("../assets/fonts/fraunces-latin-ext-6NU78FyLNQOQZAnv9bYEvDiIdE9Ea92uemAk_WBq8U_9v0c2Wa0KxCFTeP2Xz5fU8w.woff2") format("woff2");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;}
@font-face{font-family:"Manrope";font-style:normal;font-weight:100 900;font-display:swap;
  src:url("../assets/fonts/manrope-latin-xn7gYHE41ni1AdIRggexSvfedN4.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"Manrope";font-style:normal;font-weight:100 900;font-display:swap;
  src:url("../assets/fonts/manrope-latin-ext-xn7gYHE41ni1AdIRggmxSvfedN62Zw.woff2") format("woff2");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;}

/* ===================== TOKENS ===================== */
:root{
  --branco:#ffffff;
  --tinta:#17130D;        /* preto profundo */
  --tinta-suave:#6B6357;
  --ouro:#B8863B;         /* ouro cobre metálico */
  --ouro-claro:#E6C77A;
  --linha:#EDE7DA;
  --serif:"Fraunces",Georgia,serif;
  --sans:"Manrope",-apple-system,BlinkMacSystemFont,sans-serif;
}

/* ===================== BASE ===================== */
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{background:var(--branco);color:var(--tinta);font-family:var(--sans);-webkit-font-smoothing:antialiased;overflow-x:clip;}
a{color:inherit;text-decoration:none;}
img{display:block;}
.wrap{max-width:1240px;margin:0 auto;padding:0 32px;}
.section-tag{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--ouro);font-weight:600;margin-bottom:22px;}

/* ===================== NAV ===================== */
/* menu e logo escuros sempre: as fotos do hero são claras e o centro é branco */
header.nav{position:fixed;top:0;left:0;width:100%;z-index:50;padding:16px 0;
  display:flex;align-items:center;color:var(--tinta);transition:background .4s,padding .4s,box-shadow .4s;}
header.nav .wrap{display:flex;align-items:center;justify-content:space-between;width:100%;}
.brand{display:block;}
.brand img{height:44px;width:auto;}
.menu{display:flex;gap:34px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;font-weight:600;}
.menu a{opacity:.9;transition:opacity .25s;}
.menu a:hover{opacity:1;}
/* ao rolar: barra branca translúcida */
header.nav.scrolled{background:rgba(255,255,255,.86);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--linha);padding:12px 0;}

/* ===================== HERO =====================
   Duas fotos quase fechadas sobre o wordmark (vão estreito no
   centro). No scroll, em 3 tempos: as fotos trocam de imagem
   (crossfade), depois deslizam para fora revelando o ILUMINA,
   e as legendas surgem no final (curso = altura extra da .hero;
   a .hero-stage fica sticky durante a abertura). */
.hero{position:relative;height:260vh;}
.hero-stage{position:sticky;top:0;height:100vh;overflow:hidden;background:var(--branco);}
/* wordmark começa totalmente escondido atrás das fotos */
.hero-word{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:1;
  font-family:var(--serif);font-weight:600;text-transform:uppercase;
  letter-spacing:-.015em;line-height:.82;font-size:clamp(72px,21vw,320px);color:var(--tinta);
  white-space:nowrap;will-change:transform;}
/* as duas fotos FECHAM a tela por completo (50vw cada) */
.hero-photo{position:absolute;top:0;height:100%;width:50vw;overflow:hidden;z-index:2;will-change:transform;pointer-events:none;}
.hero-photo.left{left:0;}
.hero-photo.right{right:0;}
.hero-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1.04);}
/* segunda imagem de cada painel: entra por crossfade no 1º tempo do scroll */
.hero-photo img.swap{opacity:0;will-change:opacity;}
/* legendas que surgem sob o wordmark, no fim da abertura */
.hero-tags{position:absolute;left:0;right:0;bottom:24vh;z-index:1;display:flex;justify-content:space-between;
  padding:0 clamp(32px,16vw,260px);opacity:0;will-change:opacity;}
.hero-tag{font-size:12px;line-height:1.7;letter-spacing:.14em;text-transform:uppercase;color:var(--tinta-suave);font-weight:600;}
.hero-tag.right{text-align:right;}
.scroll-cue{position:absolute;left:50%;bottom:4vh;transform:translateX(-50%);z-index:3;
  width:38px;height:38px;border:1px solid rgba(23,19,13,.3);border-radius:50%;display:grid;place-items:center;color:var(--tinta);
  animation:bob 1.8s ease-in-out infinite;will-change:opacity;}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,7px)}}

/* ===================== FAIXA MARQUEE ===================== */
.marquee{border-top:1px solid var(--linha);border-bottom:1px solid var(--linha);overflow:hidden;padding:16px 0;}
/* o conteúdo da .track é duplicado no HTML p/ o loop ser contínuo */
.marquee .track{display:flex;gap:48px;white-space:nowrap;width:max-content;animation:slide 26s linear infinite;}
.marquee span{font-family:var(--serif);font-style:italic;font-size:22px;color:var(--tinta);opacity:.75;}
.marquee b{color:var(--ouro);font-style:normal;}
@keyframes slide{to{transform:translateX(-50%)}}

/* ===================== CONTADOR ===================== */
.contador{padding:clamp(80px,12vw,150px) 0;text-align:center;}
.eyebrow{font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--ouro);font-weight:600;margin-bottom:26px;}
.numero{font-family:var(--serif);font-weight:500;line-height:.95;font-size:clamp(56px,11vw,128px);letter-spacing:-.02em;font-variant-numeric:tabular-nums;}
.numero .cifrao{font-size:.42em;vertical-align:.34em;color:var(--ouro);margin-right:.08em;}
.sub{font-family:var(--serif);font-style:italic;font-size:clamp(18px,2.4vw,27px);color:var(--tinta-suave);margin:20px 0 42px;}
.sub b{font-style:normal;color:var(--tinta);font-weight:600;}
.barra{height:10px;border-radius:99px;background:var(--linha);max-width:660px;margin:0 auto;overflow:hidden;}
.barra i{display:block;height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,var(--ouro),var(--ouro-claro));transition:width 2.2s cubic-bezier(.22,1,.36,1);box-shadow:0 0 14px rgba(184,134,59,.4);}
.barra-meta{display:flex;justify-content:space-between;max-width:660px;margin:14px auto 0;font-size:13px;color:var(--tinta-suave);font-weight:500;}
.barra-meta b{color:var(--ouro);}
.proxima-meta{margin-top:34px;font-family:var(--serif);font-style:italic;font-size:clamp(16px,2vw,21px);color:var(--ouro);letter-spacing:.01em;}

/* ===================== QUEM SOMOS (Manifesto & Origem) =====================
   Texto à esquerda; à direita, as 3 fotos agrupadas num bloco
   (uma larga em cima, duas quadradas embaixo) com legenda única. */
.manifesto{padding:clamp(60px,9vw,120px) 0;border-top:1px solid var(--linha);}
.manifesto .grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
.manifesto h2{font-family:var(--serif);font-weight:500;text-transform:uppercase;letter-spacing:-.01em;line-height:1.02;font-size:clamp(32px,4.4vw,60px);margin-bottom:26px;}
.manifesto p{font-size:17px;line-height:1.7;color:var(--tinta-suave);margin-bottom:18px;max-width:52ch;}
.qs-expansao{margin-top:28px;font-family:var(--serif);font-size:clamp(19px,2.1vw,24px);line-height:1.42;color:var(--tinta);padding-left:22px;border-left:2px solid var(--ouro);max-width:50ch;}
.qs-expansao b{color:var(--ouro);font-weight:600;font-style:normal;}
.qs-fotos{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.qs-fotos .f{border-radius:4px;overflow:hidden;background:#f2ede3;}
.qs-fotos .f img{width:100%;height:100%;object-fit:cover;transition:transform .9s cubic-bezier(.22,1,.36,1);}
.qs-fotos .f:hover img{transform:scale(1.04);}
.qs-fotos .f1{grid-column:1/3;aspect-ratio:16/9;}
.qs-fotos .f2,.qs-fotos .f3{aspect-ratio:1/1;}
.qs-legenda{margin-top:14px;font-size:12px;letter-spacing:.04em;color:var(--tinta-suave);}

/* ===================== FRASE DESTAQUE ===================== */
.frase{padding:clamp(70px,10vw,140px) 0;text-align:center;border-top:1px solid var(--linha);}
.frase blockquote{font-family:var(--serif);font-style:italic;font-weight:500;font-size:clamp(24px,3.5vw,46px);line-height:1.2;letter-spacing:-.01em;max-width:26ch;margin:0 auto;}
.frase .who{margin-top:28px;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--tinta-suave);}

/* ===================== TURNING (Cada peça vira reconstrução) ===================== */
.turning{padding:clamp(80px,11vw,150px) 0 0;border-top:1px solid var(--linha);text-align:center;overflow:hidden;}
.turning h2{font-family:var(--serif);text-transform:uppercase;font-weight:500;font-size:clamp(40px,8.4vw,124px);line-height:.92;letter-spacing:-.015em;}
.turning .cta{display:inline-block;margin-top:30px;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--tinta);border-bottom:1px solid var(--ouro);padding-bottom:5px;transition:color .3s;}
.turning .cta:hover{color:var(--ouro);}
.tilt{margin-top:clamp(48px,7vw,92px);transform:rotate(-4deg);width:120%;margin-left:-10%;padding:30px 0;}
.tilt .track{display:flex;gap:22px;width:max-content;animation:slide 45s linear infinite;}
.tilt figure{width:clamp(220px,24vw,340px);aspect-ratio:4/5;border-radius:8px;overflow:hidden;background:#f2ede3;flex:none;box-shadow:0 24px 60px rgba(0,0,0,.10);}
.tilt img{width:100%;height:100%;object-fit:cover;}

/* ===================== INSTITUIÇÕES BENEFICIADAS ===================== */
.instituicoes{padding:clamp(70px,10vw,130px) 0;border-top:1px solid var(--linha);}
.instituicoes .head{text-align:center;margin-bottom:clamp(40px,5vw,64px);}
.instituicoes .section-tag{margin-bottom:18px;}
.instituicoes h2{font-family:var(--serif);text-transform:uppercase;font-weight:500;font-size:clamp(30px,5vw,60px);letter-spacing:-.01em;line-height:1;}
.instituicoes .head p{color:var(--tinta-suave);margin-top:16px;font-size:16px;max-width:56ch;margin-left:auto;margin-right:auto;}
.inst-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.inst-card{border:1px solid #E4DAC6;border-radius:10px;padding:30px;display:flex;flex-direction:column;gap:16px;min-height:230px;background:#FDFBF7;box-shadow:0 10px 30px rgba(0,0,0,.03);transition:border-color .3s,transform .3s,box-shadow .3s;}
.inst-card:hover{border-color:var(--ouro);transform:translateY(-4px);box-shadow:0 20px 50px rgba(0,0,0,.06);}
.inst-logo{width:64px;height:64px;border-radius:50%;background:#f6f1e7;display:grid;place-items:center;color:var(--ouro);font-family:var(--serif);font-size:26px;overflow:hidden;}
.inst-logo img{width:100%;height:100%;object-fit:cover;}
.inst-card h3{font-family:var(--serif);font-size:23px;font-weight:500;line-height:1.15;}
.inst-card .valor{color:var(--ouro);font-weight:600;font-size:15px;}
.inst-card .link{margin-top:auto;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--tinta-suave);display:inline-flex;align-items:center;gap:8px;}
.inst-card .link:hover{color:var(--ouro);}

/* ===================== FAQ ===================== */
.faq{padding:clamp(70px,10vw,130px) 0;border-top:1px solid var(--linha);}
.faq .head{text-align:center;margin-bottom:clamp(40px,5vw,64px);}
.faq .section-tag{margin-bottom:18px;}
.faq h2{font-family:var(--serif);text-transform:uppercase;font-weight:500;font-size:clamp(30px,5vw,64px);letter-spacing:-.01em;line-height:1;}
.faq .list{max-width:860px;margin:0 auto;}
.faq details{border-top:1px solid var(--linha);padding:22px 4px;}
.faq details:last-child{border-bottom:1px solid var(--linha);}
.faq summary{font-family:var(--serif);font-size:clamp(19px,2.4vw,27px);cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:24px;align-items:center;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary .plus{color:var(--ouro);font-family:var(--sans);font-weight:400;font-size:26px;line-height:1;transition:transform .3s ease;flex:none;}
.faq details[open] summary .plus{transform:rotate(45deg);}
.faq details p{margin-top:16px;color:var(--tinta-suave);line-height:1.72;font-size:16px;max-width:72ch;}

/* ===================== FOOTER ===================== */
footer{border-top:1px solid var(--linha);padding:56px 0 40px;}
footer .grid{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:24px;}
footer .big{font-family:var(--serif);text-transform:uppercase;font-weight:600;font-size:clamp(30px,6vw,68px);line-height:.9;letter-spacing:-.01em;}
footer .ig{font-size:15px;letter-spacing:.04em;}
footer .ig a{color:var(--ouro);font-weight:600;}
footer .foot-logo{height:52px;width:auto;margin-bottom:34px;}
footer .foot-bottom{margin-top:40px;padding-top:24px;border-top:1px solid var(--linha);display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;}
footer .copy{font-size:12px;color:var(--tinta-suave);letter-spacing:.04em;}
footer .credito{font-size:12px;color:var(--tinta-suave);letter-spacing:.04em;}
footer .credito a{color:var(--tinta);font-weight:600;transition:color .3s;}
footer .credito a:hover{color:var(--ouro);}
footer .credito .sep{margin:0 8px;color:var(--linha);}

/* ===================== CURSOR CUSTOMIZADO ===================== */
.cursor-dot{position:fixed;top:0;left:0;width:9px;height:9px;border-radius:50%;pointer-events:none;z-index:9999;
  transform:translate(-50%,-50%);background:#fff;mix-blend-mode:difference;display:none;
  transition:width .25s ease,height .25s ease,opacity .25s;}
.cursor-hover .cursor-dot{width:26px;height:26px;}
@media (pointer:fine) and (min-width:801px){
  .cursor-dot{display:block;}
  body{cursor:none;}
  a,button,summary,.tilt figure{cursor:none;}
}

/* ===================== REVEAL (movimento em scroll) ===================== */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s cubic-bezier(.22,1,.36,1),transform .9s cubic-bezier(.22,1,.36,1);}
.reveal.in{opacity:1;transform:none;}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}

/* ===================== RESPONSIVO ===================== */
@media (max-width:800px){
  .menu{display:none;}
  .hero-tags{bottom:16vh;padding:0 24px;}
  .hero-tag{font-size:10px;}
  .manifesto .grid{grid-template-columns:1fr;gap:40px;}
  .inst-grid{grid-template-columns:1fr;}
}

/* ===================== REDUCED MOTION ===================== */
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  .marquee .track,.tilt .track,.scroll-cue{animation:none;}
  /* hero estático: sem curso de scroll, wordmark visível entre as fotos */
  .hero{height:100vh;}
  .hero-photo{width:26vw;}
  .hero-word{font-size:clamp(48px,12vw,180px);}
  .hero-tags{opacity:1;}
}