:root {
  --cream: #f5f0e8;
  --beige: #e8dfc8;
  --sand: #d4c8a8;
  --brown: #8c7355;
  --dark: #2a2218;
  --accent: #b8860b;
  --muted: #9a8c7a;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Montserrat', sans-serif;
  background-color: var(--cream);
  color: var(--dark);
  overflow-x: hidden;
}

/* ── SOUND WAVE BACKGROUND ── */
.bg-waves {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.bg-waves svg {
  width: 100%;
  height: 100%;
  opacity: 0.07;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 4rem;
  background: linear-gradient(to bottom, rgba(245,240,232,0.95), transparent);
}
.nav-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.1rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--brown);
  text-decoration: none;
}
.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.3s;
}
.nav-links a:hover { color: var(--dark); }

/* ── Relatório PAGE ── */
#relatorio {
      position: relative;
      z-index: 1;
      min-height: 100vh;
      padding: 10rem 2rem 6rem;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .report-eyebrow {
      font-size: 0.65rem;
      letter-spacing: 0.35em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 2rem;
      opacity: 0;
      animation: fadeUp 0.8s ease forwards 0.3s;
    }

    .report-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(2.5rem, 7vw, 5rem);
      font-weight: 300;
      line-height: 1.1;
      letter-spacing: -0.01em;
      color: var(--dark);
      text-align: center;
      opacity: 0;
      animation: fadeUp 0.9s ease forwards 0.5s;
    }
    .report-title em {
      font-style: italic;
      color: var(--brown);
    }

    .report-divider {
      display: flex;
      align-items: center;
      gap: 1rem;
      margin: 2.5rem 0 4rem;
      opacity: 0;
      animation: fadeUp 0.9s ease forwards 0.7s;
    }
    .report-divider .divider-line {
      width: 60px;
      height: 1px;
      background: var(--sand);
    }
    .report-divider .divider-icon {
      font-size: 1.1rem;
      color: var(--accent);
    }

    .report-body {
      max-width: 720px;
      width: 100%;
      opacity: 0;
      animation: fadeUp 0.9s ease forwards 0.9s;
    }

    .report-section {
      margin-bottom: 3.5rem;
    }

    .report-section-num {
      font-size: 0.6rem;
      letter-spacing: 0.35em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 0.6rem;
    }

    .report-section-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(1.4rem, 3vw, 2rem);
      font-weight: 400;
      color: var(--dark);
      margin-bottom: 1.2rem;
      border-bottom: 1px solid var(--sand);
      padding-bottom: 0.6rem;
    }

    .report-section p {
      font-size: 0.85rem;
      line-height: 1.9;
      color: var(--muted);
      font-weight: 300;
      letter-spacing: 0.02em;
      margin-bottom: 1rem;
    }

    .report-phase-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.1rem;
      font-style: italic;
      color: var(--brown);
      margin: 1.5rem 0 0.6rem;
    }

    .report-list {
      list-style: none;
      padding: 0;
      margin: 0 0 1rem;
    }
    .report-list li {
      font-size: 0.85rem;
      line-height: 1.9;
      color: var(--muted);
      font-weight: 300;
      letter-spacing: 0.02em;
      padding-left: 1.5rem;
      position: relative;
    }
    .report-list li::before {
      content: '—';
      position: absolute;
      left: 0;
      color: var(--accent);
    }

    @media (max-width: 768px) {
      #relatorio { padding: 8rem 1.5rem 4rem; }
    }

/* ── HERO ── */
#home {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 8rem 2rem 4rem;
}

.hero-eyebrow {
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.3s;
}

.hero-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--dark);
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 0.5s;
}
.hero-title em {
  font-style: italic;
  color: var(--brown);
}

.hero-subtitle {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  font-weight: 300;
  font-style: italic;
  color: var(--muted);
  margin-top: 1rem;
  letter-spacing: 0.05em;
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 0.7s;
}

.divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 2.5rem 0;
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 0.9s;
}
.divider-line {
  width: 60px;
  height: 1px;
  background: var(--sand);
}
.divider-icon {
  font-size: 1.1rem;
  color: var(--accent);
}

.hero-desc {
  max-width: 600px;
  font-size: 0.85rem;
  line-height: 1.9;
  color: var(--muted);
  font-weight: 300;
  letter-spacing: 0.02em;
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 1.1s;
}

.btn-explore {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  margin-top: 3rem;
  padding: 1rem 2.5rem;
  background: var(--dark);
  color: var(--cream);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.3s, transform 0.3s;
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 1.3s;
}
.btn-explore:hover {
  background: var(--accent);
  transform: translateY(-2px);
}
.btn-explore svg { transition: transform 0.3s; }
.btn-explore:hover svg { transform: translateY(3px); }
  
/* ── Relat PAGE ── */
#relatorio {
      position: relative;
      z-index: 1;
      min-height: 100vh;
      padding: 10rem 2rem 6rem;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .report-eyebrow {
      font-size: 0.65rem;
      letter-spacing: 0.35em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 2rem;
      opacity: 0;
      animation: fadeUp 0.8s ease forwards 0.3s;
    }

    .report-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(2.5rem, 7vw, 5rem);
      font-weight: 300;
      line-height: 1.1;
      letter-spacing: -0.01em;
      color: var(--dark);
      text-align: center;
      opacity: 0;
      animation: fadeUp 0.9s ease forwards 0.5s;
    }
    .report-title em {
      font-style: italic;
      color: var(--brown);
    }

    .report-divider {
      display: flex;
      align-items: center;
      gap: 1rem;
      margin: 2.5rem 0 4rem;
      opacity: 0;
      animation: fadeUp 0.9s ease forwards 0.7s;
    }
    .report-divider .divider-line {
      width: 60px;
      height: 1px;
      background: var(--sand);
    }
    .report-divider .divider-icon {
      font-size: 1.1rem;
      color: var(--accent);
    }

    .report-body {
      max-width: 720px;
      width: 100%;
      opacity: 0;
      animation: fadeUp 0.9s ease forwards 0.9s;
    }

    .report-section {
      margin-bottom: 3.5rem;
    }

    .report-section-num {
      font-size: 0.6rem;
      letter-spacing: 0.35em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 0.6rem;
    }

    .report-section-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(1.4rem, 3vw, 2rem);
      font-weight: 400;
      color: var(--dark);
      margin-bottom: 1.2rem;
      border-bottom: 1px solid var(--sand);
      padding-bottom: 0.6rem;
    }

    .report-section p {
      font-size: 0.85rem;
      line-height: 1.9;
      color: var(--muted);
      font-weight: 300;
      letter-spacing: 0.02em;
      margin-bottom: 1rem;
    }

    .report-phase-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.1rem;
      font-style: italic;
      color: var(--brown);
      margin: 1.5rem 0 0.6rem;
    }

    .report-list {
      list-style: none;
      padding: 0;
      margin: 0 0 1rem;
    }
    .report-list li {
      font-size: 0.85rem;
      line-height: 1.9;
      color: var(--muted);
      font-weight: 300;
      letter-spacing: 0.02em;
      padding-left: 1.5rem;
      position: relative;
    }
    .report-list li::before {
      content: '—';
      position: absolute;
      left: 0;
      color: var(--accent);
    }

    @media (max-width: 768px) {
      #relatorio { padding: 8rem 1.5rem 4rem; }
    }

/* ── SCROLL INDICATOR ── */
.scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0;
  animation: fadeIn 1s ease forwards 2s;
}
.scroll-hint span {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sand);
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--sand), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ── VIDEOS SECTION ── */
#videos {
  position: relative;
  z-index: 1;
  padding: 8rem 4rem;
  background: var(--dark);
  color: var(--cream);
}

.section-header {
  text-align: center;
  margin-bottom: 5rem;
}
.section-eyebrow {
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.section-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
  color: var(--cream);
}
.section-title em {
  font-style: italic;
  color: var(--sand);
}

.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.video-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  overflow: hidden;
  transition: transform 0.4s, border-color 0.4s;
}
.video-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
}

.video-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: rgba(255,255,255,0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  color: var(--muted);
  position: relative;
  overflow: hidden;
}
.video-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 8px,
    rgba(184,134,11,0.04) 8px,
    rgba(184,134,11,0.04) 9px
  );
}
.play-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(184,134,11,0.15);
  border: 1px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.2rem;
  cursor: pointer;
  transition: background 0.3s, transform 0.3s;
}
.play-btn:hover {
  background: var(--accent);
  color: var(--dark);
  transform: scale(1.1);
}
.video-placeholder p {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.video-embed {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
}
.video-embed iframe {
  width: 100%;
  height: 100%;
  display: block;
}

.video-info { padding: 1.5rem; }
.video-num {
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.video-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 0.4rem;
}
.video-sub {
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ── FOOTER ── */
footer {
  position: relative;
  z-index: 1;
  background: #1a1510;
  padding: 2.5rem 4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
footer p {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--muted);
  text-transform: uppercase;
}
.footer-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1rem;
  color: var(--sand);
  font-style: italic;
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50%       { opacity: 1;   transform: scaleY(1.15); }
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  nav { padding: 1.2rem 1.5rem; }
  .nav-links { display: none; }
  #videos { padding: 5rem 1.5rem; }
  footer { flex-direction: column; gap: 1rem; text-align: center; }
}