:root {
  /* Design vocabulary: Intersection Observer (threshold: 0.15), Cormorant Garamond (Google Fonts). */
  --color-ground: #F5F0E6;
  --color-sage: #D4D8C8;
  --color-clay: #C4A27A;
  --color-moss: #8A9E7E;
  --color-lichen: #A8B89C;
  --color-bark: #3B362F;
  --color-earth: #6B6259;
  --color-blush: #E8D5C4;
  --font-display: "Cormorant Garamond", serif;
  --font-body: "Lora", serif;
  --font-jp: "Noto Serif JP", serif;
}

* { box-sizing: border-box; }

html {
  min-height: 100%;
  scroll-behavior: smooth;
  background: var(--color-ground);
}

body {
  margin: 0;
  min-height: 100%;
  color: var(--color-bark);
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 1.6vw, 1.15rem);
  font-weight: 400;
  line-height: 1.72;
  letter-spacing: 0.01em;
  background-color: var(--color-ground);
  background-image:
    radial-gradient(circle at 1px 1px, rgba(59, 54, 47, 0.035) 1px, transparent 0),
    radial-gradient(circle at 3px 2px, rgba(138, 158, 126, 0.025) 1px, transparent 0);
  background-size: 4px 4px, 6px 6px;
  overflow-x: hidden;
}

main { width: 100%; }

.clearing {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
}

.clearing__content {
  position: relative;
  z-index: 3;
  max-width: 38ch;
  padding: 7vh 8vw;
}

.clearing__content--center { text-align: center; }

.clearing__content--growth {
  justify-self: start;
  margin-left: clamp(1rem, 9vw, 9rem);
  mix-blend-mode: multiply;
}

h1, h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 3.2rem);
  font-weight: 300;
  letter-spacing: 0.08em;
  line-height: 1.15;
  color: var(--color-bark);
}

h1 { font-size: clamp(1.2rem, 3vw, 2.4rem); }

h2 { margin-bottom: 1.72rem; }

p { margin: 0; color: var(--color-earth); }

.opening-line {
  margin-top: 1.72rem;
  opacity: 0;
  animation: openingBreath 3s ease 3s forwards;
}

.return-line {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3vw, 2.4rem);
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--color-bark);
}

.void {
  min-height: 30vh;
  display: grid;
  place-items: center;
  background: var(--color-ground);
}

.seed-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-clay);
  opacity: 0.66;
}

.emergence-canvas,
#growth-canvas,
#return-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  will-change: transform;
  z-index: 1;
}

.emergence-canvas { opacity: 0.72; }

#growth-canvas { opacity: 0.9; }

#return-canvas { opacity: 0.08; }

.clearing--stillness {
  min-height: 100vh;
  background: linear-gradient(to bottom, var(--color-ground) 0%, var(--color-sage) 14%, var(--color-sage) 86%, var(--color-ground) 100%);
}

.bokeh-field {
  position: absolute;
  inset: 8vh 0;
  overflow: hidden;
  z-index: 1;
}

.bokeh {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 40%, rgba(212, 216, 200, 0.15), rgba(168, 184, 156, 0.09) 28%, transparent 65%);
  opacity: var(--opacity, 0.1);
  animation: drift var(--duration, 22s) ease-in-out var(--delay, 0s) infinite alternate;
}

.stillness-text {
  position: relative;
  z-index: 3;
  width: min(78vw, 980px);
  min-height: 56vh;
}

.stillness-text p {
  position: absolute;
  max-width: 38ch;
  color: var(--color-bark);
}

.stillness-text p:nth-child(1) { top: 8%; left: 4%; }
.stillness-text p:nth-child(2) { top: 43%; right: 0; }
.stillness-text p:nth-child(3) { bottom: 8%; left: 19%; }

.kanji-mark {
  position: absolute;
  z-index: 2;
  font-family: var(--font-jp);
  font-size: clamp(6rem, 15vw, 12rem);
  line-height: 1;
  opacity: 0.06;
  color: var(--color-moss);
  pointer-events: none;
  transform: translate(-2vw, -4vh);
}

.leaf {
  position: absolute;
  z-index: 2;
  width: clamp(64px, 10vw, 130px);
  fill: none;
  stroke: var(--color-lichen);
  stroke-width: 1;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.2;
}

.leaf--one { right: 12vw; top: 18vh; transform: rotate(15deg); }
.leaf--two { left: 16vw; bottom: 13vh; transform: rotate(-23deg) scale(0.78); }
.leaf--three { right: 18vw; bottom: 20vh; transform: rotate(42deg) scale(0.72); }

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.2s ease, transform 1.2s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.nav-dot {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 20;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--color-clay);
  box-shadow: 0 0 0 0 rgba(196, 162, 122, 0.18);
  animation: pulseDot 4s ease-in-out infinite;
  transition: width 0.4s ease, transform 0.4s ease, box-shadow 0.4s ease, background-color 0.4s ease;
}

.nav-dot span {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--color-bark);
  opacity: 0;
  white-space: nowrap;
  transition: opacity 0.4s ease;
}

.nav-dot:hover {
  width: 86px;
  transform: translateY(-3px);
  background: var(--color-blush);
  box-shadow: 0 4px 12px rgba(59, 54, 47, 0.08);
}

.nav-dot:hover span { opacity: 1; }

@keyframes pulseDot {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

@keyframes openingBreath {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes drift {
  from { transform: translate3d(calc(var(--dx, 18px) * -0.5), calc(var(--dy, 12px) * -0.5), 0) scale(0.98); }
  to { transform: translate3d(var(--dx, 18px), var(--dy, 12px), 0) scale(1.03); }
}

@media (max-width: 400px) {
  .clearing__content { padding: 6vh 7vw; }
  .stillness-text { width: 86vw; }
  .stillness-text p { position: relative; inset: auto; margin: 0 0 2.58rem; }
  .clearing__content--growth { margin-left: 0; justify-self: center; }
}