/* Hallmark · macrostructure: Narrative Workflow · theme: Garden · tone: soft-editorial · anchor hue: leaf-green 140 */

*, *::before, *::after { box-sizing: border-box; }
html, body { overflow-x: clip; }
body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  font-variant-numeric: oldstyle-nums;
}
img { max-width: 100%; height: auto; display: block; }
h1, h2 { overflow-wrap: anywhere; min-width: 0; }
a { color: var(--color-accent); }
:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; }
em { font-style: italic; }

html { scroll-behavior: smooth; }

/* ---- nav · N9 edge-aligned minimal, frosts on scroll ---- */
.nav {
  display: flex; justify-content: space-between; align-items: center;
  padding: var(--space-md) clamp(1rem, 4vw, 3rem);
  position: sticky; top: 0; z-index: 10;
  transition: background var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out), padding var(--dur-med) var(--ease-out);
}
.nav.is-scrolled {
  background: oklch(97.5% 0.013 95 / 0.85);
  backdrop-filter: blur(10px) saturate(1.2);
  -webkit-backdrop-filter: blur(10px) saturate(1.2);
  box-shadow: 0 1px 0 var(--color-rule);
  padding-block: var(--space-xs);
}
.nav__logo { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; }
.nav__brand { display: flex; align-items: center; gap: var(--space-sm); text-decoration: none; }
.nav__wordmark {
  font-family: var(--font-display);
  font-weight: 600; font-size: var(--text-md);
  color: var(--color-ink); text-decoration: none;
  letter-spacing: -0.015em; white-space: nowrap;
}
.nav__amp { color: var(--color-accent); }
.nav__cta {
  font-size: var(--text-sm); text-decoration: none;
  color: var(--color-accent-deep);
  border: 1px solid var(--color-accent);
  padding: 0.55rem 1.1rem; border-radius: 999px;
  min-height: 44px; display: inline-flex; align-items: center;
  white-space: nowrap;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.nav__cta:hover { background: var(--color-accent); color: var(--color-paper); }
.nav__cta:active { transform: translateY(1px); }

/* ---- hero ---- */
.hero {
  display: grid; grid-template-columns: 7fr minmax(0, 5fr);
  gap: var(--space-xl); align-items: center;
  padding: var(--space-2xl) clamp(1rem, 4vw, 3rem) var(--space-3xl);
  max-width: 72rem; margin-inline: auto;
}
.hero__kicker {
  font-size: var(--text-sm); letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-ink-soft); margin: 0 0 var(--space-md);
}
.hero__title {
  font-family: var(--font-display); font-weight: 300; font-style: normal;
  font-size: var(--text-display); line-height: 1.05;
  letter-spacing: -0.02em; margin: 0 0 var(--space-lg);
}
.hero__lede { max-width: 46ch; font-size: var(--text-md); margin: 0 0 var(--space-lg); }
.hero__link {
  font-size: var(--text-base); color: var(--color-accent-deep);
  text-decoration: none; border-bottom: 1px solid var(--color-accent);
  padding-bottom: 2px; white-space: nowrap;
  transition: border-color var(--dur-fast) var(--ease-out);
}
.hero__link:hover { border-bottom-width: 2px; border-color: var(--color-accent-deep); }
.hero__art { margin: 0; }
.hero__art img { border-radius: var(--radius-soft); }

/* hero intro — staggered fade-up on load */
@keyframes rise-in {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: none; }
}
.hero__kicker, .hero__title, .hero__lede, .hero__link {
  animation: rise-in var(--dur-slow) var(--ease-out) backwards;
}
.hero__title { animation-delay: 120ms; }
.hero__lede  { animation-delay: 260ms; }
.hero__link  { animation-delay: 400ms; }

/* hero art — slow botanical sway */
@keyframes sway {
  0%, 100% { transform: rotate(-0.6deg) translateY(0); }
  50%      { transform: rotate(0.6deg) translateY(-6px); }
}
.hero__art img { animation: rise-in var(--dur-slow) var(--ease-out) 200ms backwards, sway 9s var(--ease-in-out) 1s infinite; }

/* imagery hover — gentle lift */
.stage__art img, .journal__art img {
  transition: transform var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out);
}
.stage__art img:hover, .journal__art img:hover {
  transform: translateY(-4px) rotate(-0.4deg);
  box-shadow: 0 14px 34px oklch(27% 0.03 130 / 0.14);
}

/* ---- belief band ---- */
.belief {
  background: var(--color-paper-2);
  border-block: var(--rule-hair);
  padding: var(--space-2xl) clamp(1rem, 4vw, 3rem);
  text-align: center;
}
.belief__line {
  font-family: var(--font-display); font-weight: 400; font-style: normal;
  font-size: var(--text-xl); margin: 0 auto var(--space-md); max-width: 30ch;
}
.belief__body { max-width: 62ch; margin: 0 auto; color: var(--color-ink-soft); }

/* ---- seasons · F4 step sequence, vertical, line connector ---- */
.seasons { max-width: 72rem; margin-inline: auto; padding: var(--space-3xl) clamp(1rem, 4vw, 3rem); }
.stage { position: relative; padding-block: var(--space-xl); }
.stage + .stage { border-top: 2px solid var(--color-rule); }
.stage__head { display: flex; align-items: baseline; gap: var(--space-md); margin-bottom: var(--space-lg); }
.stage__num {
  font-family: var(--font-display); font-weight: 600;
  font-size: var(--text-2xl); color: var(--color-accent);
  font-variant-numeric: tabular-nums;
}
.stage__title {
  font-family: var(--font-display); font-weight: 400; font-style: normal;
  font-size: var(--text-2xl); margin: 0; letter-spacing: -0.02em;
}
.stage__season { color: var(--color-ink-soft); font-size: var(--text-lg); font-weight: 300; }
.stage__body {
  display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  gap: var(--space-xl); align-items: start;
}
.stage:nth-child(even) .stage__body { grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); }
.stage:nth-child(even) .stage__art { order: 2; }
.stage__art { margin: 0; }
.stage__art img { border-radius: var(--radius-soft); }
.stage__copy p { max-width: 58ch; margin: 0 0 var(--space-md); font-size: var(--text-md); }
.stage__detail { color: var(--color-ink-soft); font-size: var(--text-base); }

/* seasonal accent per stage — echoes the four-season logo */
.stage:nth-child(1) .stage__num, .stage:nth-child(1) .stage__season { color: var(--color-spring); }
.stage:nth-child(2) .stage__num, .stage:nth-child(2) .stage__season { color: var(--color-summer); }
.stage:nth-child(3) .stage__num, .stage:nth-child(3) .stage__season { color: var(--color-autumn); }
.stage:nth-child(4) .stage__num, .stage:nth-child(4) .stage__season { color: var(--color-winter); }
.stage:nth-child(1) { border-image: linear-gradient(90deg, var(--color-spring), transparent 40%) 1; }
.stage:nth-child(2) { border-image: linear-gradient(90deg, var(--color-summer), transparent 40%) 1; }
.stage:nth-child(3) { border-image: linear-gradient(90deg, var(--color-autumn), transparent 40%) 1; }
.stage:nth-child(4) { border-image: linear-gradient(90deg, var(--color-winter), transparent 40%) 1; }

/* ---- journal ---- */
.journal {
  background: var(--color-paper-2); border-block: var(--rule-hair);
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-xl); align-items: center;
  padding: var(--space-2xl) clamp(1rem, 4vw, 3rem);
}
.journal__art { margin: 0; max-width: 30rem; justify-self: end; }
.journal__art img { border-radius: var(--radius-soft); }
.journal__title {
  font-family: var(--font-display); font-weight: 400; font-style: normal;
  font-size: var(--text-2xl); margin: 0 0 var(--space-md); letter-spacing: -0.02em;
}
.journal__copy p { max-width: 56ch; font-size: var(--text-md); margin: 0 0 var(--space-md); }
.journal__status { color: var(--color-accent-deep); }

/* ---- footer · Ft6 letter close ---- */
.close { text-align: center; padding: var(--space-3xl) clamp(1rem, 4vw, 3rem) var(--space-xl); }
.close__line {
  font-family: var(--font-display); font-weight: 400; font-style: normal;
  font-size: var(--text-xl); max-width: 28ch; margin: 0 auto var(--space-md);
}
.close__body { color: var(--color-ink-soft); margin: 0 0 var(--space-sm); }
.close__mail {
  display: inline-flex; align-items: center; min-height: 44px;
  font-size: var(--text-md); overflow-wrap: anywhere;
  color: var(--color-accent-deep); text-decoration: none;
  border-bottom: 1px solid var(--color-accent); padding-bottom: 2px;
  transition: border-color var(--dur-fast) var(--ease-out);
}
.close__mail:hover { border-bottom-width: 2px; }
.close__sig { margin: var(--space-xl) 0 0; font-size: var(--text-md); }
.close__name { font-family: var(--font-display); font-size: var(--text-lg); }
.close__meta { margin-top: var(--space-xl); font-size: var(--text-sm); color: var(--color-ink-soft); }

/* ---- reveal · sweep horizontal, staggered children ---- */
[data-reveal] { opacity: 0; transform: translateX(-24px); }
[data-reveal].is-in {
  opacity: 1; transform: none;
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
[data-reveal] .stage__art, [data-reveal] .stage__copy,
[data-reveal] .journal__art, [data-reveal] .journal__copy {
  opacity: 0; transform: translateY(16px);
}
[data-reveal].is-in .stage__art, [data-reveal].is-in .stage__copy,
[data-reveal].is-in .journal__art, [data-reveal].is-in .journal__copy {
  opacity: 1; transform: none;
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
[data-reveal].is-in .stage__copy, [data-reveal].is-in .journal__copy { transition-delay: 180ms; }

/* stage number — draws attention as the stage enters */
.stage__num { display: inline-block; }
[data-reveal] .stage__num { opacity: 0; transform: scale(0.8); }
[data-reveal].is-in .stage__num {
  opacity: 1; transform: none;
  transition: opacity var(--dur-med) var(--ease-out), transform var(--dur-med) var(--ease-out);
}

/* footer logo — blooms in, then breathes with a soft seasonal glow */
.close__logo {
  width: 132px; height: 132px; border-radius: 50%; object-fit: cover;
  margin: 0 auto var(--space-lg); display: block;
}
@keyframes bloom-in {
  from { opacity: 0; transform: scale(0.55) rotate(-10deg); }
  to   { opacity: 1; transform: scale(1) rotate(0deg); }
}
@keyframes breathe {
  0%, 100% { transform: scale(1);
             box-shadow: 0 0 0 0 oklch(62% 0.13 145 / 0.25), 0 6px 24px oklch(27% 0.03 130 / 0.12); }
  50%      { transform: scale(1.045);
             box-shadow: 0 0 0 14px oklch(62% 0.13 145 / 0), 0 10px 30px oklch(27% 0.03 130 / 0.16); }
}
.close.is-in .close__logo {
  animation: bloom-in 900ms var(--ease-out) backwards, breathe 5.5s var(--ease-in-out) 1s infinite;
}
.close__logo:hover { animation-play-state: paused, paused; transform: scale(1.08) rotate(2deg); transition: transform var(--dur-med) var(--ease-out); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal], [data-reveal] .stage__art, [data-reveal] .stage__copy,
  [data-reveal] .journal__art, [data-reveal] .journal__copy, [data-reveal] .stage__num {
    opacity: 1; transform: none; transition: none;
  }
  * { transition-duration: 0.01ms !important; animation: none !important; }
}

/* ---- mobile ---- */
@media (max-width: 60rem) {
  .hero, .stage__body, .stage:nth-child(even) .stage__body, .journal { grid-template-columns: minmax(0, 1fr); }
  .stage:nth-child(even) .stage__art { order: 0; }
  .journal__art { justify-self: start; }
  .hero { padding-block: var(--space-xl) var(--space-2xl); }
  .stage__art { max-width: 26rem; }
}
@media (max-width: 40rem) {
  :root { --text-display: clamp(2.2rem, 9vw, 3rem); }
  .stage__head { gap: var(--space-sm); }
  .stage__num, .stage__title { font-size: var(--text-xl); }
  .seasons, .close { padding-block: var(--space-2xl); }
  [data-reveal] { transform: none; }
}