:root {
  --paper: #101E1A;
  --paper-raised: #16261F;
  --ink: #E7EAE0;
  --ink-soft: #A9B6A6;
  --line: #2A403A;
  --line-strong: #3C5850;
  --accent: #E0A860;
  --accent-ink: #F2CC9A;
  --water: #6FC4C0;
  --font-display: Cambria, "Hoefler Text", Georgia, serif;
  --font-body: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

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

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.5;
}

.hero {
  padding: 4.5rem 1.5rem 5.5rem;
  text-align: center;
  background-image: linear-gradient(rgba(16, 30, 26, 0.35), rgba(16, 30, 26, 0.88) 75%), url('assets/account-hero.png');
  background-size: cover;
  background-position: center;
  image-rendering: pixelated;
  border-bottom: 1px solid var(--line);
}
.hero-inner { max-width: 640px; margin: 0 auto; }
.hero-icon { width: 56px; height: 56px; image-rendering: pixelated; margin-bottom: 0.8rem; filter: drop-shadow(0 3px 4px rgba(0,0,0,0.6)); }
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--accent-ink);
  margin-bottom: 1rem;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.7);
}
.tagline { color: var(--ink); font-size: 1.1rem; margin-bottom: 2rem; text-shadow: 0 1px 4px rgba(0, 0, 0, 0.8); }

.btn-primary {
  display: inline-block;
  background-image: url('assets/panel-button.png');
  background-size: 100% 100%;
  background-repeat: no-repeat;
  image-rendering: pixelated;
  color: var(--accent-ink);
  font-weight: 700;
  padding: 0.9rem 1.8rem;
  border-radius: 5px;
  text-decoration: none;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.6);
  transition: filter 0.15s ease;
}
.btn-primary:hover { filter: brightness(1.15); }
.btn-primary:active { filter: brightness(0.9); }

main { max-width: 960px; margin: 0 auto; padding: 4.5rem 1.5rem; }

.features h2, .biomes h2, .waitlist h2 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--accent-ink);
  text-align: center;
  margin: 0 auto 2.5rem;
  background-image: url('assets/placa-madeira.png');
  background-size: 100% 100%;
  background-repeat: no-repeat;
  image-rendering: pixelated;
  display: inline-block;
  padding: 0.7rem 1.8rem;
  text-shadow: 0 2px 2px rgba(0, 0, 0, 0.8);
  width: fit-content;
}
.features, .biomes { display: flex; flex-direction: column; align-items: center; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
  width: 100%;
}
.feature-card {
  background: var(--paper-raised);
  padding: 1.6rem 1.5rem 1.5rem;
  text-align: center;
  transition: background 0.2s ease, transform 0.2s ease;
}
.feature-card:hover { background: #1C2E26; transform: translateY(-3px); }

@keyframes icon-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}
.feature-icon {
  width: 48px;
  height: 48px;
  image-rendering: pixelated;
  margin-bottom: 0.7rem;
  animation: icon-float 2.6s ease-in-out infinite;
  transition: transform 0.2s ease;
}
/* Atraso escalonado por posição (2 fileiras de 3) pra não boiarem todos
   sincronizados, ficando mais orgânico. */
.feature-card:nth-child(1) .feature-icon { animation-delay: 0s; }
.feature-card:nth-child(2) .feature-icon { animation-delay: 0.4s; }
.feature-card:nth-child(3) .feature-icon { animation-delay: 0.8s; }
.feature-card:nth-child(4) .feature-icon { animation-delay: 0.2s; }
.feature-card:nth-child(5) .feature-icon { animation-delay: 0.6s; }
.feature-card:nth-child(6) .feature-icon { animation-delay: 1s; }
.feature-card:hover .feature-icon { animation-play-state: paused; transform: scale(1.18) rotate(-4deg); }

.feature-card h3 { font-family: var(--font-display); font-size: 1.05rem; margin-bottom: 0.5rem; color: var(--accent-ink); }
.feature-card p { color: var(--ink-soft); font-size: 0.9rem; }

@media (prefers-reduced-motion: reduce) {
  .feature-icon { animation: none; }
}

.biomes { margin-top: 5rem; }
.biome-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.2rem;
  width: 100%;
}
.biome-card {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  text-align: center;
}
.biome-card img { width: 100%; height: 160px; object-fit: cover; image-rendering: pixelated; display: block; }
.biome-card p { font-family: var(--font-display); padding: 0.8rem; color: var(--ink); }

.waitlist {
  margin-top: 5rem;
  text-align: center;
  background: var(--paper-raised);
  padding: 3rem 1.8rem;
}
.waitlist p { color: var(--ink-soft); max-width: 40ch; margin: 0 auto 1.5rem; }

#waitlist-form {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
  flex-wrap: wrap;
}
#waitlist-email {
  background: var(--paper);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  padding: 0.8rem 1.1rem;
  border-radius: 5px;
  min-width: 260px;
  font-size: 0.95rem;
}
#waitlist-email:focus { outline: 2px solid var(--water); }
#waitlist-form button {
  background-image: url('assets/panel-button.png');
  background-size: 100% 100%;
  background-repeat: no-repeat;
  image-rendering: pixelated;
  color: var(--accent-ink);
  font-weight: 700;
  border: none;
  padding: 0.8rem 1.6rem;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.95rem;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.6);
}
#waitlist-form button:hover { filter: brightness(1.15); }
#waitlist-form button:disabled { opacity: 0.6; cursor: default; }

.waitlist-status { margin-top: 1rem; min-height: 1.2em; font-size: 0.9rem; }
.waitlist-status.ok { color: var(--water); }
.waitlist-status.error { color: #E08080; }

footer {
  text-align: center;
  padding: 2rem 1.5rem;
  color: var(--ink-soft);
  font-size: 0.85rem;
  border-top: 1px solid var(--line);
}