:root{
  --gov-blue:#071d41;
  --gov-blue-2:#1351b4;
  --gov-hover:#1f66c1;
  --ufma-wine:#8D0333;
  --ufma-wine-dark:#5A021F;
  --ufma-gold:#D4B277;
  --ufma-cream:#F4ECE0;
  --ufma-teal:#0AB0AB;
  --ink:#333333;
  --bg:#fff;
  --alt:#f5f7f9;
  --line:#dfe3e8;
  --shadow:0 10px 28px rgba(0,48,91,.12)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);font-family:Roboto,Arial,sans-serif;line-height:1.65;background:var(--bg)}
a{color:inherit}
.container{width:min(1180px,calc(100% - 36px));margin:auto}.narrow{width:min(900px,calc(100% - 36px))}.center{text-align:center}
.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:12px;top:12px;background:#fff;color:#000;padding:10px;z-index:9999}

/* Barra superior */
.govbar{background:var(--gov-blue);color:#fff;font-size:.82rem;border-bottom:3px solid var(--gov-blue-2)}
.govbar-inner{display:flex;align-items:center;gap:22px;min-height:40px;overflow:auto;white-space:nowrap}
.govbar a,.govbar button{color:#fff;text-decoration:none;background:none;border:0;padding:0;cursor:pointer;font:inherit}.govbar a:hover,.govbar button:hover{text-decoration:underline}

/* Identificação UFMA — estrutura inspirada no cabeçalho atual do Portal UFMA */
.institutional-header{background:#fff;border-bottom:1px solid #d9d9d9}
.ufma-brand-row{min-height:104px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.ufma-brand{display:flex;align-items:center;gap:18px;text-decoration:none;min-width:0;color:#333}
.ufma-logo{width:76px;height:76px;object-fit:contain;flex:0 0 auto}
.ufma-name-block{display:flex;flex-direction:column;justify-content:center;line-height:1.08}
.ufma-name-block .mec-name{font-size:.74rem;line-height:1.1;color:#555;font-weight:500;margin-bottom:4px}
.ufma-name-block strong{font-family:Roboto,Arial,sans-serif;font-size:1.48rem;font-weight:500;color:#333;white-space:nowrap}
.institutional-tools{display:flex;align-items:center;justify-content:flex-end;gap:20px;white-space:nowrap}
.ufma-tool{border:0;background:transparent;color:#3f3f3f;text-decoration:none;cursor:pointer;font:500 .86rem Roboto,Arial,sans-serif;padding:7px 0;display:inline-flex;align-items:center;gap:6px}
.ufma-tool:hover,.ufma-tool:focus{text-decoration:underline;color:var(--ufma-wine)}
.tool-aa{font-weight:700;font-size:.95rem;letter-spacing:-.05em}
.tool-icon{font-size:.75rem;border:1px solid #666;border-radius:50%;width:17px;height:17px;display:inline-flex;align-items:center;justify-content:center}
.tool-divider{height:25px;width:1px;background:#d8d8d8}
.language-flags{display:flex;align-items:center;gap:5px}
.language-flags button{width:31px;height:25px;border:1px solid #d6d6d6;border-radius:3px;background:#fff;cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;font-size:1rem;line-height:1}
.language-flags button:hover{border-color:var(--ufma-wine);background:#f7f9fb}

/* Menu do evento */
.event-nav{background:var(--ufma-wine);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 8px rgba(0,0,0,.12);border-top:3px solid var(--ufma-gold)}
.nav-inner{display:flex;align-items:center;gap:18px;min-height:56px}.event-title{font-weight:700;text-decoration:none;white-space:nowrap;color:#fff;font-size:.94rem;padding-right:12px;border-right:1px solid rgba(255,255,255,.28)}.menu-links{display:flex;gap:0;flex-wrap:wrap}.menu-links a{display:block;text-decoration:none;padding:17px 11px;font-size:.84rem;line-height:1.2}.menu-links a:hover,.menu-links a:focus{background:rgba(255,255,255,.14)}
.menu-toggle{display:none;margin-left:auto;background:none;border:1px solid rgba(255,255,255,.55);color:#fff;border-radius:5px;padding:7px 10px}

/* Hero */
.hero{position:relative;width:100%;overflow:hidden;background:#000;display:flex;justify-content:center;align-items:center;line-height:0}.hero-video{display:block;width:100%;height:auto;max-width:1280px;aspect-ratio:16 / 9;object-fit:contain;background:#000}.hero-actions-below{background:var(--bg);padding:20px 0 28px}.hero-actions-below .container{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.event-dates{font-family:Montserrat,sans-serif;font-weight:700;font-size:1.05rem;letter-spacing:.02em;color:var(--ufma-wine);margin:0 0 14px}

/* Lista de contatos */
.contact-list{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.contact-list li{background:#fff;border:1px solid var(--line);border-left:4px solid var(--ufma-wine);border-radius:6px;padding:14px 18px;box-shadow:var(--shadow)}
.contact-list strong{display:block;color:var(--ufma-wine);font-family:Montserrat,sans-serif;margin-bottom:3px}
.contact-list a{color:var(--gov-blue-2);text-decoration:none}
.contact-list a:hover{text-decoration:underline}
.btn{display:inline-block;padding:12px 20px;border-radius:4px;text-decoration:none;font-weight:700;border:1px solid transparent}.btn-primary{background:var(--ufma-wine);color:#fff}.btn-primary:hover{background:var(--ufma-wine-dark)}.btn-light{background:#fff;color:var(--ufma-wine);border-color:var(--line)}.btn-light:hover{background:#f1f5f9}

/* Conteúdo */
.section{padding:78px 0}.section-alt{background:var(--alt)}.section h2{font-family:Montserrat,sans-serif;font-size:clamp(1.8rem,4vw,2.7rem);margin:.25rem 0 1.2rem;color:var(--ufma-wine)}.section-kicker{color:var(--ufma-gold)}
.logos-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:22px;align-items:center;margin-top:30px}.logos-grid img{width:100%;max-height:125px;object-fit:contain;background:#fff;border-radius:6px;padding:10px;box-shadow:var(--shadow)}.antac-logo{width:min(230px,70%);height:150px;object-fit:contain}
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.info-card{background:#fff;border:1px solid var(--line);border-top:4px solid var(--ufma-wine);border-radius:7px;padding:28px;box-shadow:var(--shadow)}.info-card h2{font-size:1.4rem}.info-card ul{padding-left:20px}.publication-card{border-top-color:var(--ufma-gold)}.commission-card{border-top-color:var(--ufma-gold)}
.city-section{min-height:300px;background:linear-gradient(120deg,var(--ufma-wine-dark),var(--ufma-wine));color:#fff}.city-section h2{color:#fff}.city-section .section-kicker{color:#fff}.footer{background:var(--gov-blue);color:#eaf3fa;padding-top:50px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:50px}.footer-grid strong{display:block;margin-bottom:12px}.footer-grid a{display:block;color:#d9e7f2;text-decoration:none;margin:5px 0}.footer-grid a:hover{text-decoration:underline}.footer-bottom{margin-top:40px;padding:16px;text-align:center;background:#04142d;color:#c9d9e6;font-size:.85rem}

/* Galeria turística — São Luís e Lençóis Maranhenses */
.city-section{min-height:0;background:linear-gradient(135deg,var(--ufma-wine-dark),var(--ufma-wine));color:#fff}
.city-section h2{color:#fff}.city-section .section-kicker{color:var(--ufma-gold)}
.city-heading{max-width:900px;margin:0 auto 34px;text-align:center}.city-heading p{max-width:780px;margin:0 auto;color:rgba(255,255,255,.9)}
.tourism-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px}
.tourism-card{position:relative;margin:0;overflow:hidden;border-radius:8px;background:#fff;box-shadow:0 12px 30px rgba(0,0,0,.22);min-height:300px}
.tourism-card img{display:block;width:100%;height:300px;object-fit:cover;transition:transform .35s ease}.tourism-card:hover img{transform:scale(1.035)}
.tourism-card figcaption{position:absolute;left:0;right:0;bottom:0;padding:36px 18px 17px;background:linear-gradient(transparent,rgba(0,0,0,.82));color:#fff;display:flex;flex-direction:column;gap:2px}
.tourism-card figcaption strong{font-size:1.08rem}.tourism-card figcaption span{font-size:.88rem;opacity:.9}.tourism-card-wide{grid-column:span 3}.tourism-card-wide img{height:360px}.tourism-source{font-size:.75rem;color:rgba(255,255,255,.7);text-align:center;margin:18px auto 0;max-width:900px}
@media(max-width:900px){.tourism-gallery{grid-template-columns:repeat(2,1fr)}.tourism-card-wide{grid-column:span 2}}
@media(max-width:600px){.tourism-gallery{grid-template-columns:1fr}.tourism-card-wide{grid-column:span 1}.tourism-card,.tourism-card img,.tourism-card-wide img{height:280px}}

/* Alto contraste */
body.contrast{--bg:#000;--ink:#fff;--alt:#111;--line:#fff;--ufma-wine:#000;--ufma-wine-dark:#000;--ufma-gold:#fff;--ufma-cream:#000;--ufma-teal:#fff;--gov-blue:#000;color:#fff}body.contrast .institutional-header,body.contrast .info-card{background:#000;color:#fff}body.contrast .event-nav,body.contrast .govbar,body.contrast .footer{background:#000;border-color:#fff}body.contrast .section h2,body.contrast .section-kicker{color:#fff}body.contrast .btn-primary,body.contrast .btn-light{background:#000;color:#fff;border:1px solid #fff}body.contrast .ufma-name-block strong,body.contrast .ufma-name-block .mec-name,body.contrast .ufma-tool{color:#fff}body.contrast .tool-divider{background:#fff}body.contrast .language-flags button{background:#000;border-color:#fff}

@media(max-width:1000px){.menu-toggle{display:block}.menu-links{display:none;width:100%;flex-direction:column}.menu-links.open{display:flex}.nav-inner{flex-wrap:wrap;padding:8px 0}.menu-links a{padding:12px}.logos-grid{grid-template-columns:repeat(3,1fr)}.cards-grid{grid-template-columns:1fr}.ufma-brand-row{min-height:88px}.institutional-tools{gap:10px}.ufma-name-block strong{font-size:1.15rem}.ufma-name-block .mec-name{font-size:.68rem}}
@media(max-width:700px){.ufma-brand-row{align-items:flex-start;padding:14px 0;flex-direction:column}.institutional-tools{width:100%;justify-content:flex-start}.logos-grid{grid-template-columns:repeat(2,1fr)}.hero{min-height:0}.footer-grid{grid-template-columns:1fr;gap:25px}.govbar-inner{gap:15px}}
@media(max-width:450px){.ufma-logo{width:62px;height:62px}.ufma-name-block strong{font-size:1rem}.ufma-name-block span{font-size:.78rem}.language-flags{padding-left:8px}}

/* Comissões — apresentação completa */
.commission-card-full {
  grid-column: 1 / -1;
}
.commission-card-full > p {
  max-width: 980px;
}
.commission-group {
  margin-top: 1.6rem;
  padding-top: 1.1rem;
  border-top: 1px solid rgba(0, 51, 102, .16);
}
.commission-group h3 {
  margin: 0 0 .8rem;
  color: var(--ufma-wine, #8D0333);
  font-size: 1.18rem;
}
.commission-group ul {
  margin: 0;
  padding-left: 1.25rem;
}
.commission-group li {
  margin: .48rem 0;
  line-height: 1.5;
}
.entities-group {
  padding-bottom: .25rem;
}
@media (min-width: 900px) {
  .commission-card-full .commission-group:nth-of-type(1),
  .commission-card-full .commission-group:nth-of-type(2) {
    width: calc(50% - .9rem);
    display: inline-block;
    vertical-align: top;
    margin-right: .9rem;
  }
  .commission-card-full .commission-group:nth-of-type(3),
  .commission-card-full .commission-group:nth-of-type(4) {
    width: 100%;
  }
}

/* Estado ativo do menu */
.menu-links a.active{background:rgba(255,255,255,.16);box-shadow:inset 0 -3px 0 var(--ufma-gold)}

/* Melhoria de foco para teclado */
a:focus-visible,button:focus-visible{outline:3px solid #ffcc00;outline-offset:2px}

/* Vídeo responsivo e sem barras laterais em telas menores */
@media(max-width:700px){.hero-video{width:100%;aspect-ratio:16/9;object-fit:cover}.hero-actions-below{padding-bottom:22px}}

/* Logos das instituições organizadoras — carregamento robusto e responsivo */
.logos-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(150px, 1fr));
  gap: 18px;
  align-items: stretch;
  margin-top: 28px;
}
.institution-logo-card {
  min-height: 150px;
  background: #fff;
  border: 1px solid #d9e2ef;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  box-shadow: 0 8px 24px rgba(15, 39, 71, .07);
  overflow: hidden;
}
.institution-logo-card img {
  display: block;
  width: 100%;
  max-width: 190px;
  max-height: 105px;
  height: auto;
  object-fit: contain;
}
.logo-fallback {
  text-align: center;
  font-weight: 800;
  color: #123b6d;
  font-size: 1.35rem;
  line-height: 1.15;
}
.logo-fallback small {
  display: block;
  margin-top: 6px;
  font-size: .72rem;
  font-weight: 500;
  color: #52657a;
}
.antac-logo-wrap {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.antac-logo {
  width: 160px;
  height: 70px;
  object-fit: contain;
}
.antac-fallback {
  font-size: 2rem;
  font-weight: 900;
  color: #123b6d;
}
@media (max-width: 1000px) {
  .logos-grid { grid-template-columns: repeat(3, minmax(150px, 1fr)); }
}
@media (max-width: 650px) {
  .logos-grid { grid-template-columns: repeat(2, minmax(130px, 1fr)); gap: 12px; }
  .institution-logo-card { min-height: 125px; padding: 12px; }
}