/* ═══════════════════════════════════════════
   VARIÁVEIS GLOBAIS (BUG CORRIGIDO: -- duplo)
   ═══════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@700;800&display=swap');
:root {
  --navy: #0B1F4A;
  --navy-mid: #122460;
  --navy-light: #1a3070;
  --gold: #E8A820;
  --gold-light: #f0bc4a;
  --white: #FFFFFF;
  --off-white: #F7F9FC;
  --gray-light: #E8EDF5;
  --gray-mid: #8896B0;
  --charcoal: #1A1A2E;
  --text: #1a1a2e;
  --text-soft: #4a5568;
  --transition: 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }

body {
  font-family: 'Source Serif 4', Georgia, serif;
  background: var(--white);
  color: var(--text);
  overflow-x: hidden;
}

/* ═══════════════ NAV ═══════════════ */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 60px;
  height: 72px;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-light);
  transition: box-shadow var(--transition);
  will-change: transform;
}
nav.scrolled { box-shadow: 0 2px 20px rgba(11,31,74,0.08); }

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.4rem;
  color: #111827;
  letter-spacing: 0.08em;
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo span { color: var(--navy); }

.nav-links {
  display: flex; gap: 36px; list-style: none;
}
.nav-links a {
  font-family: 'Syne', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-mid);
  text-decoration: none;
  transition: color var(--transition);
  position: relative;
  padding-bottom: 4px;
  white-space: nowrap;
}
.nav-links a::after {
  content: '';
  position: absolute; bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--navy);
  transition: width 0.3s ease;
}
.nav-links a:hover { color: var(--navy); }
.nav-links a:hover::after { width: 100%; }

.nav-ufrn {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.nav-ufrn img {
  height: 53px;
  width: auto;
  display: block;
  object-fit: contain;
}

/* Language switcher */
.nav-lang {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
  opacity: 0.75;
  transition: opacity var(--transition), transform var(--transition);
  cursor: pointer;
  width: 24px;
  height: 16px;
  overflow: hidden;
  border-radius: 2px;
}
.nav-lang img {
  display: block;
  width: 24px;
  height: 16px;
  min-width: 24px;
  min-height: 16px;
  max-width: 24px;
  max-height: 16px;
  object-fit: cover;
  box-shadow: 0 1px 3px rgba(0,0,0,0.18);
}
.nav-lang:hover {
  opacity: 1;
  transform: scale(1.12);
}
.mobile-link-lang {
  display: flex;
  align-items: center;
  gap: 10px;
}
.mobile-link-lang img {
  display: block;
  width: 21px;
  height: 14px;
  min-width: 21px;
  max-width: 21px;
  max-height: 14px;
  object-fit: cover;
  border-radius: 2px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 210;
}
.nav-hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
  transform-origin: center;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 72px; left: 0; right: 0;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-light);
  padding: 24px 32px;
  z-index: 190;
  flex-direction: column;
  gap: 0;
  transform: translateY(-8px);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  pointer-events: none;
}
.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}
.mobile-menu a {
  font-family: 'Syne', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  padding: 14px 0;
  border-bottom: 1px solid var(--gray-light);
  transition: color var(--transition);
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a:hover { color: var(--navy); }
.mobile-link-lang {
  color: var(--navy) !important;
  font-size: 0.75rem !important;
  letter-spacing: 0.18em !important;
  opacity: 0.7;
}

/* ═══════════════ HERO ═══════════════ */
#hero {
  min-height: 100vh;
  background: var(--white);
  display: grid;
  grid-template-columns: 1fr;
  position: relative;
  padding-top: 72px;
}

/* ── HERO BACKGROUND — rendered via Canvas (see JS) ── */
.hero-grid-bg { display: none; }
.hero-orb     { display: none; }

.hero-left {
  display: flex; flex-direction: column; justify-content: center;
  padding: 80px 120px 80px 120px;
  max-width: 860px;
  position: relative; z-index: 2;
}

.hero-tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 24px;
  display: flex; align-items: center; gap: 10px;
  opacity: 0;
  animation: fadeUp 0.6s 0.1s forwards;
}
.hero-tag::before {
  content: '';
  display: block; width: 28px; height: 2px;
  background: var(--navy);
}

.hero-title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2.6rem, 3.8vw, 4.2rem);
  font-weight: 800;
  color: var(--text);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  opacity: 0;
  animation: fadeUp 0.6s 0.2s forwards;
}
.hero-title .accent { color: var(--navy); }

.hero-subtitle {
  font-family: 'Source Serif 4', serif;
  font-size: 1rem;
  font-weight: 300;
  font-style: italic;
  color: var(--gray-mid);
  margin-bottom: 32px;
  line-height: 1.6;
  max-width: 420px;
  opacity: 0;
  animation: fadeUp 0.6s 0.3s forwards;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-soft);
  line-height: 1.75;
  max-width: 440px;
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeUp 0.6s 0.4s forwards;
}

/* Público chips — novo elemento */
.hero-audience {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeUp 0.6s 0.45s forwards;
}
.audience-chip {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  padding: 6px 14px;
  text-transform: uppercase;
  border: 1px solid var(--gray-light);
  color: var(--text-soft);
  border-radius: 0;
  display: flex; align-items: center; gap: 6px;
}
.audience-chip .chip-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
.audience-chip.students .chip-dot { background: var(--gold); }
.audience-chip.partners .chip-dot { background: var(--navy); }
.audience-chip.researchers .chip-dot { background: #4CAF50; }

.hero-ctas {
  display: flex; gap: 16px; flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.6s 0.55s forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.btn-primary {
  font-family: 'Syne', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 14px 32px;
  background: var(--navy);
  color: var(--white);
  border: 2px solid var(--navy);
  cursor: pointer;
  transition: background var(--transition), transform 0.15s, color var(--transition);
  display: inline-block;
}
.btn-primary:hover { background: var(--navy-mid); transform: translateY(-2px); }

.btn-secondary {
  font-family: 'Syne', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 14px 32px;
  background: transparent;
  color: var(--text-soft);
  border: 2px solid var(--gray-light);
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
  display: inline-block;
}
.btn-secondary:hover { border-color: var(--navy); color: var(--navy); }

/* ── INTERACTIVE CHART ── */
.hero-right {
  display: flex; align-items: center; justify-content: center;
  position: relative; z-index: 2;
  padding: 60px 60px 60px 20px;
}

#chart-container {
  width: 100%;
  max-width: 520px;
  background: var(--white);
  border: 1px solid var(--gray-light);
  padding: 20px 20px 16px;
  position: relative;
  box-shadow: 0 8px 40px rgba(11,31,74,0.08);
}

.chart-live-badge {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy);
  display: flex; align-items: center; gap: 7px;
}
.live-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34,197,94,0.4);
  animation: livePulse 2s infinite;
}
@keyframes livePulse {
  0%   { box-shadow: 0 0 0 0 rgba(34,197,94,0.5); }
  70%  { box-shadow: 0 0 0 7px rgba(34,197,94,0); }
  100% { box-shadow: 0 0 0 0 rgba(34,197,94,0); }
}

.chart-header {
  display: flex; align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.chart-legend {
  display: flex; gap: 14px;
}
.leg-item {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6rem; letter-spacing: 0.08em;
  color: var(--gray-mid);
  display: flex; align-items: center; gap: 5px;
}
.leg-dot {
  width: 8px; height: 8px;
  border-radius: 50%; flex-shrink: 0;
}

#interactiveChart {
  position: relative;
  width: 100%;
}
#heroCanvas {
  width: 100%;
  height: auto;
  display: block;
  cursor: crosshair;
}
#chartTooltip {
  position: absolute;
  background: var(--navy);
  color: var(--white);
  padding: 8px 14px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  font-family: 'IBM Plex Mono', monospace;
  min-width: 140px;
}
.tt-year {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin-bottom: 4px;
}
.tt-val { font-size: 0.68rem; line-height: 1.7; }

.chart-footer {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 12px;
}
.chart-title {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-mid);
}
.chart-updated {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.58rem;
  color: var(--gray-mid);
  opacity: 0.6;
}

/* ═══════════════ STATS BAR ═══════════════ */
.stats-bar {
  background: var(--navy);
  padding: 0 80px;
  display: flex;
  justify-content: space-between;
  align-items: stretch;
}
.stat-item {
  padding: 32px 40px;
  display: flex; flex-direction: column; gap: 6px;
  flex: 1;
  border-right: 1px solid rgba(255,255,255,0.08);
  transition: background var(--transition);
}
.stat-item:hover { background: rgba(255,255,255,0.04); }
.stat-item:first-child { padding-left: 0; }
.stat-item:last-child { border-right: none; }

.stat-number {
  font-family: 'Syne', sans-serif;
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.stat-number .stat-suffix { color: var(--gold); }
.stat-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
}

/* ═══════════════ SECTIONS COMMON ═══════════════ */
section { padding: 100px 80px; }

.section-tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 16px;
  display: flex; align-items: center; gap: 10px;
}
.section-tag::before {
  content: '';
  display: block; width: 20px; height: 2px;
  background: var(--navy);
}

.section-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.1;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-intro {
  font-size: 1.05rem;
  color: var(--text-soft);
  line-height: 1.8;
  max-width: 600px;
  margin-bottom: 60px;
}

/* ═══════════════ MÉTODOS ═══════════════ */
#metodos { background: var(--off-white); }

.methods-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--gray-light);
}

.method-card {
  background: var(--white);
  padding: 52px 48px;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}
.method-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(11,31,74,0.1); }

.method-card::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 4px; height: 100%;
  background: var(--navy);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 0.4s ease;
}
.method-card:hover::before { transform: scaleY(1); }

.method-number {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--navy);
  margin-bottom: 20px;
}
.method-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
}
.method-desc {
  font-size: 0.95rem;
  color: var(--text-soft);
  line-height: 1.8;
  margin-bottom: 28px;
}
.method-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  padding: 5px 12px;
  background: var(--gray-light);
  color: var(--navy);
  text-transform: uppercase;
  transition: background var(--transition), color var(--transition);
}
.method-card:hover .tag { background: var(--navy); color: var(--white); }

/* ═══════════════ PESQUISAS ═══════════════ */
#pesquisas { background: var(--white); }

.research-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--white);
}

.research-card {
  background: var(--white);
  padding: 40px 36px;
  transition: background var(--transition);
  cursor: default;
  position: relative;
  overflow: hidden;
}
.research-card::after {
  content: '';
  position: absolute; bottom: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}
.research-card:hover { background: var(--navy); }
.research-card:hover::after { transform: scaleX(1); }
.research-card:hover .rc-area { color: var(--gold); }
.research-card:hover .rc-title,
.research-card:hover .rc-excerpt { color: rgba(255,255,255,0.9); }
.research-card:hover .rc-line { background: var(--gold); }

.rc-area {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 16px;
  transition: color var(--transition);
}
.rc-line {
  width: 32px; height: 2px;
  background: var(--navy);
  margin-bottom: 20px;
  transition: background var(--transition);
}
.rc-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 14px;
  line-height: 1.3;
  transition: color var(--transition);
}
.rc-excerpt {
  font-size: 0.88rem;
  color: var(--text-soft);
  line-height: 1.75;
  transition: color var(--transition);
}

/* ═══════════════ EQUIPE ═══════════════ */
#equipe { background: var(--off-white); }

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.member-card { cursor: default; }

.member-avatar {
  width: 100%;
  max-width: 160px;
  aspect-ratio: 1;
  border: 2px solid var(--gray-light);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, background 0.3s;
  background: linear-gradient(135deg, #e8edf5 0%, #d0d8ed 100%);
}
.member-avatar img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  transition: transform 0.4s ease;
}
.member-card:hover .member-avatar { border-color: var(--navy); }
.member-card:hover .member-avatar img { transform: scale(1.04); }
.member-card[data-area="trabalho"] .member-avatar { background: linear-gradient(135deg, #fef3dc 0%, #f5d898 100%); }
.member-card[data-area="regional"] .member-avatar { background: linear-gradient(135deg, #e8f5e9 0%, #a5d6a7 100%); }
.member-card[data-area="saude"] .member-avatar { background: linear-gradient(135deg, #fce4ec 0%, #f48fb1 100%); }
.member-initials {
  font-family: 'Syne', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  color: rgba(11,31,74,0.35);
}

.member-info { padding: 16px 0 0; }
.member-name {
  font-family: 'Syne', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}
.member-role {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--navy);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.member-area {
  font-size: 0.8rem;
  color: var(--gray-mid);
  line-height: 1.5;
}

/* ═══════════════ PUBLICAÇÕES ═══════════════ */
#publicacoes { background: var(--white); }

.pub-list {
  display: flex; flex-direction: column;
  border-top: 1px solid var(--gray-light);
}

.pub-item {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 32px;
  align-items: start;
  padding: 32px 0;
  border-bottom: 1px solid var(--gray-light);
  transition: background var(--transition), padding-left var(--transition);
  cursor: default;
}
.pub-item:hover {
  background: rgba(11,31,74,0.02);
  padding-left: 12px;
}

.pub-year {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--navy);
  padding-top: 4px;
}
.pub-title {
  font-family: 'Source Serif 4', serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.4;
}
.pub-authors {
  font-size: 0.82rem;
  color: var(--text-soft);
  font-style: italic;
  margin-bottom: 6px;
}
.pub-journal {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--gray-mid);
  text-transform: uppercase;
}
.pub-metrics {
  display: flex;
  flex-direction: column;
  gap: 5px;
  align-self: start;
  margin-top: 4px;
  flex-shrink: 0;
  min-width: 120px;
}
.metric-row {
  display: flex;
  align-items: center;
  gap: 0;
}
.metric-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 7px;
  background: var(--gray-light);
  color: var(--gray-mid);
  white-space: nowrap;
  flex-shrink: 0;
  border-right: none;
}
.metric-value {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  white-space: nowrap;
  flex-shrink: 0;
}
.metric-value.jif {
  background: var(--navy);
  color: var(--white);
}
.metric-value.sjr {
  background: #1a4a2e;
  color: #a8d8b8;
}
.metric-value.hix {
  background: #3d2a00;
  color: #e8c97a;
}
.metric-value.na {
  background: var(--gray-light);
  color: var(--gray-mid);
  font-style: italic;
}

.team-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 900px) {
  .team-grid-2 { grid-template-columns: 1fr; }
}

/* ═══════════════ PROJETOS ═══════════════ */
#projetos { background: var(--navy); padding: 100px 80px; }
#projetos .section-title { color: var(--white); }
#projetos .section-intro { color: rgba(255,255,255,0.55); margin-bottom: 60px; }
#projetos .section-tag { color: var(--gold); }
#projetos .section-tag::before { background: var(--gold); }

.proj-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.06);
}

.proj-card {
  background: rgba(255,255,255,0.03);
  padding: 40px 36px;
  display: flex; flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
  cursor: default;
}
.proj-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.proj-card:hover { background: rgba(255,255,255,0.07); }
.proj-card:hover::after { transform: scaleX(1); }

.proj-client-row {
  display: flex; align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.proj-client {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}
.proj-card.ongoing::before {
  content: 'EM ANDAMENTO';
  position: absolute;
  top: 12px; right: 12px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.52rem;
  letter-spacing: 0.1em;
  padding: 3px 8px;
  background: rgba(232,168,32,0.15);
  color: var(--gold);
  border: 1px solid rgba(232,168,32,0.3);
}
.proj-year { font-family: 'IBM Plex Mono', monospace; font-size: 0.62rem; color: rgba(255,255,255,0.25); }
.proj-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.35;
  margin-bottom: 14px;
}
.proj-desc {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.75;
  margin-bottom: 24px;
  flex: 1;
}
.proj-deliverables {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: auto;
}
.proj-tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  text-transform: uppercase;
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.45);
  transition: border-color 0.3s, color 0.3s;
}
.proj-card:hover .proj-tag {
  border-color: rgba(232,168,32,0.35);
  color: rgba(232,168,32,0.8);
}

/* ═══════════════ BOLSAS — SEÇÃO NOVA ═══════════════ */
#bolsas { background: var(--off-white); }

.bolsas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.bolsa-card {
  background: var(--white);
  border: 1px solid var(--gray-light);
  padding: 40px 36px;
  position: relative;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.bolsa-card:hover {
  border-color: var(--navy);
  box-shadow: 0 8px 32px rgba(11,31,74,0.08);
}
.bolsa-card.featured {
  border-color: var(--navy);
  background: var(--navy);
}
.bolsa-card.featured .bolsa-tipo,
.bolsa-card.featured .bolsa-title,
.bolsa-card.featured .bolsa-desc { color: var(--white); }
.bolsa-card.featured .bolsa-req-item { color: rgba(255,255,255,0.6); }
.bolsa-card.featured .bolsa-req-title { color: var(--gold); }
.bolsa-card.featured .bolsa-cta { background: var(--gold); color: var(--navy); border-color: var(--gold); }
.bolsa-card.featured .bolsa-cta:hover { background: var(--gold-light); }
.bolsa-badge {
  position: absolute; top: -1px; right: 24px;
  background: var(--gold);
  color: var(--navy);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 12px;
  font-weight: 500;
}
.bolsa-tipo {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 12px;
}
.bolsa-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 14px;
  line-height: 1.25;
}
.bolsa-desc {
  font-size: 0.88rem;
  color: var(--text-soft);
  line-height: 1.75;
  margin-bottom: 28px;
}
.bolsa-req-title {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 12px;
}
.bolsa-req-list { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-bottom: 28px; }
.bolsa-req-item {
  font-size: 0.82rem;
  color: var(--text-soft);
  padding-left: 14px;
  position: relative;
  line-height: 1.5;
}
.bolsa-req-item::before {
  content: '→';
  position: absolute; left: 0;
  color: var(--navy);
  font-size: 0.75rem;
}
.bolsa-cta {
  display: inline-block;
  font-family: 'Syne', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 12px 28px;
  border: 2px solid var(--navy);
  color: var(--navy);
  transition: background var(--transition), color var(--transition);
}
.bolsa-cta:hover { background: var(--navy); color: var(--white); }

/* ═══════════════ CONTATO ═══════════════ */
#contato {
  background: var(--white);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  padding: 100px 80px;
}

.contact-left {}
.contact-details { display: flex; flex-direction: column; gap: 28px; margin-top: 40px; }
.contact-item { display: flex; gap: 20px; align-items: flex-start; }
.contact-icon {
  width: 44px; height: 44px; flex-shrink: 0;
  border: 1.5px solid var(--navy);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.contact-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-mid);
  margin-bottom: 4px;
}
.contact-value {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.6;
}
.contact-value a { color: var(--navy); text-decoration: none; border-bottom: 1px solid transparent; transition: border-color var(--transition); }
.contact-value a:hover { border-color: var(--navy); }

/* Formulário */
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-mid);
}
.form-input, .form-select, .form-textarea {
  font-family: 'Source Serif 4', serif;
  font-size: 0.92rem;
  color: var(--text);
  background: var(--off-white);
  border: 1.5px solid var(--gray-light);
  padding: 12px 16px;
  outline: none;
  transition: border-color var(--transition);
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--navy);
  background: var(--white);
}
.form-textarea { resize: vertical; min-height: 100px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-submit {
  font-family: 'Syne', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 14px 32px;
  background: var(--navy);
  color: var(--white);
  border: 2px solid var(--navy);
  cursor: pointer;
  transition: background var(--transition), transform 0.15s;
  align-self: flex-start;
}
.form-submit:hover { background: var(--navy-mid); transform: translateY(-2px); }
.form-success {
  display: none;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  color: #1a5c1a;
  letter-spacing: 0.1em;
  padding: 12px 16px;
  background: #e8f5e9;
  border-left: 3px solid #1a5c1a;
}

/* ═══════════════ FOOTER ═══════════════ */
footer {
  background: var(--navy);
  padding: 40px 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  color: var(--white);
  letter-spacing: 0.1em;
}
.footer-logo span { color: var(--gold); }
.footer-links {
  display: flex; gap: 32px; list-style: none;
}
.footer-links a {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  text-decoration: none;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--gold); }
.footer-copy {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.06em;
}

/* count-up */
.count-up { display: inline-block; }


/* ═══════════════ LATTES / ORCID ICONS ═══════════════ */
.member-links { display:flex; gap:8px; margin-top:8px; flex-wrap:wrap; }
.member-link {
  display:inline-flex; align-items:center; gap:4px;
  font-family:'IBM Plex Mono',monospace; font-size:0.58rem;
  letter-spacing:0.08em; text-transform:uppercase;
  color:var(--navy); text-decoration:none;
  padding:3px 8px; border:1px solid var(--gray-light);
  transition:background var(--transition),color var(--transition),border-color var(--transition);
}
.member-link:hover { background:var(--navy); color:var(--white); border-color:var(--navy); }

/* ═══════════════ PARCERIAS — LOGO WALL ═══════════════ */
#parcerias {
  background: var(--white);
  overflow: hidden;
}

.logo-wall {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 8px;
  margin-top: 48px;
  max-width: 960px;
}

.logo-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  transition: background 0.25s ease, transform 0.25s ease;
  border-radius: 2px;
  overflow: hidden;
}

.logo-cell:hover {
  background: var(--off-white);
  transform: scale(1.06);
}

.logo-cell img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.logo-cell img.broken {
  background: var(--gray-light);
  border-radius: 4px;
  min-height: 32px;
}

/* ═══════════════════════════════════════
   RESPONSIVE — 1100px (tablets landscape)
   ═══════════════════════════════════════ */
@media (max-width: 1100px) {
  nav { padding: 0 32px; }

  .hero-left { padding: 80px 60px; }

  .team-grid { grid-template-columns: repeat(3, 1fr); }
  .proj-grid  { grid-template-columns: repeat(2, 1fr); }
  .bolsas-grid { grid-template-columns: 1fr 1fr; }
  .logo-wall  { grid-template-columns: repeat(6, 1fr); }

  .methods-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ═══════════════════════════════════════
   RESPONSIVE — 900px (tablets portrait)
   ═══════════════════════════════════════ */
@media (max-width: 900px) {
  /* Nav */
  nav { padding: 0 24px; }
  .nav-links { display: none; }
  .nav-lang   { display: none; }
  .nav-hamburger { display: flex; }
  .mobile-menu { display: flex; }

  /* Hero */
  #hero { grid-template-columns: 1fr; min-height: auto; padding-top: 72px; }
  .hero-left {
    padding: 64px 40px 56px;
    max-width: 100%;
  }
  .hero-title { font-size: clamp(2.2rem, 6vw, 3.2rem); }
  .hero-desc { max-width: 100%; }
  .hero-right { display: none; }

  /* Stats bar */
  .stats-bar { padding: 0 24px; flex-wrap: wrap; }
  .stat-item {
    padding: 24px 16px;
    min-width: 33.33%;
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    flex: unset;
  }
  .stat-number { font-size: 2rem; }

  /* Sections */
  section { padding: 64px 40px; }
  #projetos { padding: 64px 40px; }
  #contato  { padding: 64px 40px; grid-template-columns: 1fr; gap: 48px; }

  .section-title { font-size: clamp(1.7rem, 4vw, 2.4rem); }
  .section-intro { font-size: 0.98rem; margin-bottom: 40px; }

  /* Grids */
  .methods-grid  { grid-template-columns: 1fr; }
  .research-grid { grid-template-columns: repeat(2, 1fr); }
  .proj-grid     { grid-template-columns: 1fr; }
  .bolsas-grid   { grid-template-columns: 1fr; }
  .team-grid     { grid-template-columns: repeat(2, 1fr); }

  /* Pub items */
  .pub-item { grid-template-columns: 64px 1fr; gap: 20px; }
  .pub-metrics { flex-direction: row; flex-wrap: wrap; gap: 4px; min-width: unset; }

  /* Logo wall */
  .logo-wall { grid-template-columns: repeat(5, 1fr); gap: 6px; }
  .logo-cell { padding: 14px; }

  /* Form */
  .form-row { grid-template-columns: 1fr; }

  /* Footer */
  footer {
    padding: 28px 24px;
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  .footer-links { flex-wrap: wrap; justify-content: center; gap: 16px; }
}

/* ═══════════════════════════════════════
   RESPONSIVE — 600px (large phones)
   ═══════════════════════════════════════ */
@media (max-width: 600px) {
  /* Hero */
  .hero-left { padding: 48px 24px 40px; }
  .hero-title { font-size: clamp(1.9rem, 8vw, 2.6rem); }
  .hero-subtitle { font-size: 0.92rem; }
  .hero-desc { font-size: 0.95rem; }
  .hero-audience { gap: 6px; }
  .audience-chip { font-size: 0.58rem; padding: 5px 10px; }
  .hero-ctas { flex-direction: column; gap: 12px; }
  .btn-primary, .btn-secondary { text-align: center; width: 100%; }

  /* Stats */
  .stat-item { min-width: 50%; }
  .stat-number { font-size: 1.8rem; }

  /* Sections */
  section { padding: 52px 24px; }
  #projetos { padding: 52px 24px; }
  #contato  { padding: 52px 24px; }

  /* Method cards */
  .method-card { padding: 36px 28px; }

  /* Research grid */
  .research-grid { grid-template-columns: 1fr; }

  /* Team */
  .team-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .member-avatar { max-width: 100%; }
  .member-name { font-size: 0.85rem; }
  .member-area { font-size: 0.74rem; }

  /* Publications */
  .pub-item {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 24px 0;
  }
  .pub-year { font-size: 0.75rem; }
  .pub-metrics {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 0;
  }

  /* Projects */
  .proj-card { padding: 28px 24px; }

  /* Bolsas */
  .bolsa-card { padding: 32px 24px; }

  /* Logo wall */
  .logo-wall { grid-template-columns: repeat(4, 1fr); gap: 4px; max-width: 100%; }
  .logo-cell { padding: 10px; }
  .logo-cell:hover { transform: none; }

  /* Contact */
  .contact-details { gap: 20px; }
}

/* ═══════════════════════════════════════
   RESPONSIVE — 400px (small phones)
   ═══════════════════════════════════════ */
@media (max-width: 400px) {
  .hero-left { padding: 40px 20px 36px; }
  .hero-title { font-size: clamp(1.7rem, 9vw, 2.2rem); }

  section { padding: 44px 20px; }
  #projetos { padding: 44px 20px; }
  #contato  { padding: 44px 20px; }

  .team-grid { grid-template-columns: 1fr; }
  .stat-item { min-width: 100%; }
  .logo-wall { grid-template-columns: repeat(3, 1fr); }

  nav { padding: 0 16px; }
  footer { padding: 24px 20px; }
}