/* StrataSection - Geological layer section component */

.container {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 80px;
  overflow: hidden;
  background: var(--strata-bg, #8b8680);
  color: var(--strata-text, #1a1816);
}

/* Content wrapper */
.content {
  max-width: 1200px;
  width: 100%;
  position: relative;
  z-index: 2;
}

/* Position variants */
.positionLeft {
  align-items: flex-start;
}

.positionCenter {
  align-items: center;
  text-align: center;
}

.positionRight {
  align-items: flex-end;
  text-align: right;
}

/* Title */
.title {
  font-family: var(--strata-font, 'Space Grotesk', system-ui, sans-serif);
  font-size: clamp(3rem, 10vw, 8rem);
  font-weight: 700;
  line-height: 0.85;
  margin-bottom: var(--strata-spacing, 40px);
  letter-spacing: -0.03em;
}

/* Description */
.description {
  font-family: var(--strata-font, 'Space Grotesk', system-ui, sans-serif);
  font-size: clamp(1rem, 2vw, 1.5rem);
  line-height: 1.6;
  max-width: 600px;
  opacity: 0.8;
}

/* Stats grid */
.statsGrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 60px;
  text-align: left;
}

.stat {
  opacity: 0.7;
}

.statValue {
  font-family: var(--strata-font, 'Space Grotesk', system-ui, sans-serif);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1;
}

.statLabel {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-top: 12px;
  opacity: 0.6;
}

/* Stratum number label */
.stratumNumber {
  position: absolute;
  right: 80px;
  bottom: 60px;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  opacity: 0.3;
}

.positionCenter .stratumNumber,
.positionLeft .stratumNumber {
  right: auto;
  left: 80px;
}

/* Decorative line */
.decorationLine {
  position: absolute;
  left: 80px;
  top: 50%;
  width: 60px;
  height: 2px;
  background: currentColor;
  opacity: 0.2;
}

.positionRight .decorationLine,
.positionCenter .decorationLine {
  left: auto;
  right: 80px;
}

/* Jagged edge between strata */
.jaggedEdge {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: inherit;
  clip-path: polygon(
    0% 100%,
    3% 45%,
    8% 60%,
    15% 30%,
    22% 55%,
    30% 20%,
    38% 50%,
    45% 25%,
    52% 60%,
    60% 15%,
    68% 45%,
    75% 30%,
    82% 55%,
    88% 20%,
    95% 50%,
    100% 35%,
    100% 100%
  );
  z-index: 3;
}

.noEdge {
  display: none;
}

/* Pattern overlays */
.patternOverlay {
  position: absolute;
  inset: 0;
  opacity: 0.5;
  z-index: 1;
  pointer-events: none;
}

/* Lines pattern */
.patternLines {
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.02) 2px,
    rgba(0, 0, 0, 0.02) 4px
  );
}

/* Diagonal lines */
.patternLinesDiagonal {
  background: repeating-linear-gradient(
    2deg,
    transparent,
    transparent 3px,
    rgba(0, 0, 0, 0.03) 3px,
    rgba(0, 0, 0, 0.03) 6px
  );
}

/* Dots pattern */
.patternDots {
  background-image: radial-gradient(
    circle,
    currentColor 1px,
    transparent 1px
  );
  background-size: 20px 20px;
  opacity: 0.1;
}

/* Gradient pattern */
.patternGradient {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.1) 0%,
    transparent 100%
  );
}

/* Rust pattern */
.patternRust {
  background:
    radial-gradient(ellipse at 80% 20%, rgba(139, 105, 20, 0.3) 0%, transparent 40%),
    radial-gradient(ellipse at 20% 80%, rgba(60, 40, 30, 0.4) 0%, transparent 40%);
}

/* Fossil pattern */
.patternFossil {
  background: radial-gradient(
    ellipse at 30% 70%,
    rgba(255, 255, 255, 0.1) 0%,
    transparent 50%
  );
}

/* Fossil element */
.fossil {
  position: absolute;
  right: 15%;
  top: 50%;
  transform: translateY(-50%);
  width: 300px;
  height: 300px;
  border: 2px solid currentColor;
  border-radius: 50% 50% 45% 55% / 50% 45% 55% 50%;
  opacity: 0.15;
  pointer-events: none;
}

.fossil::before {
  content: '';
  position: absolute;
  inset: 30px;
  border: 1px solid currentColor;
  border-radius: inherit;
}

/* Fade-in animation */
.fadeContent > * {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fadeContent.inView > * {
  opacity: 1;
  transform: translateY(0);
}

.fadeContent.inView > *:nth-child(1) { transition-delay: 0.1s; }
.fadeContent.inView > *:nth-child(2) { transition-delay: 0.2s; }
.fadeContent.inView > *:nth-child(3) { transition-delay: 0.3s; }
.fadeContent.inView > *:nth-child(4) { transition-delay: 0.4s; }
.fadeContent.inView > *:nth-child(5) { transition-delay: 0.5s; }

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 80px 30px;
  }

  .stratumNumber {
    right: 30px;
    bottom: 30px;
    left: auto;
  }

  .positionCenter .stratumNumber,
  .positionLeft .stratumNumber {
    left: auto;
    right: 30px;
  }

  .decorationLine {
    left: 30px;
  }

  .positionRight .decorationLine,
  .positionCenter .decorationLine {
    right: 30px;
  }

  .statsGrid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .fossil {
    display: none;
  }
}