:root {
  color-scheme: dark;
  --brand-bg: #0c1511;
  --brand-elevated: #13211a;
  --brand-surface: #1b2b22;
  --brand-surface-active: #263a2d;
  --brand-primary: #79a86b;
  --brand-primary-soft: #a8c99d;
  --brand-primary-deep: #587a50;
  --brand-text: #f3ebd8;
  --brand-muted: #aab7ad;
  --brand-fauna: #d66a3a;
  --brand-reward: #e5b44b;
  --brand-water: #63a7a0;
  --brand-danger: #c95454;
  --bg: var(--brand-bg);
  --bg-soft: var(--brand-elevated);
  --accent: var(--brand-primary);
  --text: var(--brand-text);
  --muted: var(--brand-muted);
}

html {
  background: var(--brand-bg);
  scroll-padding-top: 4.5rem;
}

body {
  background-color: var(--brand-bg);
  color: var(--brand-text);
  text-rendering: optimizeLegibility;
}

::selection {
  background: var(--brand-primary);
  color: var(--brand-bg);
}

.skip-link {
  position: fixed;
  top: .75rem;
  left: .75rem;
  z-index: 10000;
  padding: .7rem 1rem;
  border-radius: .625rem;
  background: var(--brand-text);
  color: var(--brand-bg);
  font-weight: 700;
  transform: translateY(-180%);
  transition: transform .2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

a, button, input {
  -webkit-tap-highlight-color: transparent;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--brand-primary-soft);
  outline-offset: 3px;
}

.site-header {
  box-shadow: 0 1rem 2.5rem rgba(0, 0, 0, .18);
}

.nav-menu a {
  border-radius: .5rem;
}

.hero-bg {
  filter: brightness(.38) saturate(.72) contrast(1.08);
}

.hero-bg::after {
  background:
    linear-gradient(to bottom, rgba(12,21,17,.42), rgba(12,21,17,.22) 42%, var(--brand-bg)),
    linear-gradient(to right, rgba(12,21,17,.7), transparent 68%);
}

.hero-eyebrow,
.section-label {
  color: var(--brand-primary-soft);
}

.hero h1,
.section h2,
.mission-section h2,
.mechanics-section h2,
.community-section h2,
.biomes-section h2,
.cta-section h2 {
  color: var(--brand-text);
}

.hero h1 span {
  color: var(--brand-primary-soft);
}

.btn.primary {
  background: var(--brand-primary);
  color: var(--brand-bg);
  box-shadow: 0 .75rem 2rem rgba(121,168,107,.24);
}

.btn.primary:hover {
  background: var(--brand-primary-soft);
}

.btn.secondary {
  background: rgba(19,33,26,.78);
  border-color: rgba(168,201,157,.24);
}

.mission-card,
.how-card,
.mechanic-card,
.progress-item,
.privacy-section,
.card {
  background: var(--brand-surface);
  border-color: rgba(168,201,157,.16);
  box-shadow: 0 1rem 2.5rem rgba(0,0,0,.12);
}

.mission-card:hover,
.how-card:hover,
.mechanic-card:hover,
.progress-item:hover,
.privacy-section:hover,
.card:hover {
  border-color: rgba(168,201,157,.38);
}

.biome-tag,
.chip {
  background: rgba(121,168,107,.1);
  border-color: rgba(168,201,157,.2);
  color: var(--brand-primary-soft);
}

/* ── Insignias de icono ──
   Cuadrado redondeado con un degradado muy leve y un borde de 1px, en vez
   del bloque opaco anterior. El icono manda el color; la insignia solo lo
   acompaña y reacciona al hover de la tarjeta que la contiene. */

.mission-icon,
.mechanic-icon,
.progress-item .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  line-height: 0;
  border-radius: 14px;
  border: 1px solid rgba(168,201,157,.18);
  background:
    linear-gradient(150deg, rgba(121,168,107,.16), rgba(121,168,107,.03));
  color: var(--brand-primary-soft);
  transition: background .25s ease, border-color .25s ease,
              color .25s ease, transform .25s ease;
}

.mission-icon {
  width: 2.9rem;
  height: 2.9rem;
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.mechanic-icon {
  width: 2.85rem;
  height: 2.85rem;
  font-size: 1.35rem;
}

.progress-item .icon {
  width: 3.25rem;
  height: 3.25rem;
  font-size: 1.65rem;
  border-radius: 16px;
  margin: 0 auto 1.15rem;
  border-color: rgba(229,180,75,.22);
  background:
    linear-gradient(150deg, rgba(229,180,75,.16), rgba(229,180,75,.03));
  color: var(--brand-reward);
}

/* La esencia es una imagen, no un trazo: se alinea al tamaño de los iconos */
.progress-item .icon img {
  height: 1.75rem;
  width: auto;
}

.mission-card:hover .mission-icon,
.mechanic-card:hover .mechanic-icon {
  border-color: rgba(168,201,157,.42);
  background:
    linear-gradient(150deg, rgba(121,168,107,.28), rgba(121,168,107,.08));
  color: var(--brand-text);
  transform: translateY(-1px);
}

.progress-item:hover .icon {
  border-color: rgba(229,180,75,.45);
  background:
    linear-gradient(150deg, rgba(229,180,75,.26), rgba(229,180,75,.07));
  transform: translateY(-1px);
}

/* Tarjetas: el hover ahora levanta y da profundidad, no solo cambia el borde */
.mechanic-card {
  align-items: flex-start;
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}

.mechanic-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 1.25rem 2.5rem rgba(0,0,0,.28);
}

.mission-card {
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}

.mission-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 1.25rem 2.5rem rgba(0,0,0,.28);
}

.progress-item:hover {
  box-shadow: 0 1.25rem 2.5rem rgba(0,0,0,.28);
}

@media (prefers-reduced-motion: reduce) {
  .mission-card,
  .mechanic-card,
  .mission-icon,
  .mechanic-icon,
  .progress-item .icon {
    transition: none;
  }

  .mission-card:hover,
  .mechanic-card:hover,
  .mission-card:hover .mission-icon,
  .mechanic-card:hover .mechanic-icon,
  .progress-item:hover .icon {
    transform: none;
  }
}

.divider {
  border-color: rgba(168,201,157,.16);
}

.photo-card,
.screenshot-frame {
  border-color: rgba(168,201,157,.2);
  box-shadow: 0 1.5rem 3rem rgba(0,0,0,.3);
}

.ss-dot {
  background: var(--brand-muted);
}

.ss-dot.active,
.ss-arrow {
  background: var(--brand-primary);
  color: var(--brand-bg);
}

input {
  accent-color: var(--brand-primary);
}

@media (max-width: 600px) {
  .nav-container {
    padding-inline: 1rem;
  }

  .logo {
    font-size: .92rem;
  }

  .logo img {
    height: 1.75rem !important;
  }

  .nav-menu {
    padding: .5rem .75rem .8rem;
  }

  .nav-menu a {
    min-height: 44px;
    display: flex;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}