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

:root {
  --cream:      #f4ede0;
  --cream-mid:  #ede3d0;
  --cream-dim:  #e4d8c8;
  --ink:        #221e18;
  --ink-mid:    #5c5448;
  --ink-faint:  #9c8f80;
  --green:      #3a5430;
  --rule:       #d8cebb;
}

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  background: var(--cream);
  color: var(--ink);
  font-family: 'Courier Prime', 'Courier New', Courier, monospace;
}

/* ── 2×2 grid ── */
#grid {
  position: fixed; inset: 0;
  display: grid;
  grid-template-columns: 50% 50%;
  grid-template-rows: 50% 50%;
}

.q {
  position: relative;
  padding: 2.8rem 3rem 2.4rem;
  overflow: hidden;
}

#q1, #q3 { border-right: 1px solid var(--rule); }
#q1, #q2 { border-bottom: 1px solid var(--rule); }

/* ── Q1 — Identity ── */
#q1 {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.brand h1 {
  font-size: clamp(2.4rem, 5.5vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.93;
}

.brand h1 em {
  font-style: italic;
  color: var(--green);
}

.brand-sub {
  margin-top: 0.8rem;
  font-size: 0.64rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.contact {
  font-size: 0.76rem;
  line-height: 1.95;
  color: var(--ink-mid);
}

.contact strong {
  display: block;
  color: var(--ink);
  font-size: 0.82rem;
  margin-bottom: 0.1rem;
}

/* ── Q2 — Navigation ── */
#q2 {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 4rem;
}

.nav-heading {
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 1.8rem;
}

#nav-items { list-style: none; }

#nav-items li {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 0.32rem 0;
  cursor: pointer;
  user-select: none;
}

#nav-items .n-num {
  font-size: 0.58rem;
  color: var(--ink-faint);
  min-width: 1.5rem;
}

#nav-items .n-name {
  font-size: 1.1rem;
  color: var(--ink-faint);
  transition: color 0.12s;
}

#nav-items li.active .n-name,
#nav-items li:hover  .n-name { color: var(--ink); }

#nav-items .n-cur {
  display: inline-block;
  width: 7px; height: 1em;
  background: var(--ink);
  vertical-align: middle;
  opacity: 0;
}




/* ── Q3 / Q4 — Section panels ── */
.s-panel {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding-top: 2.8rem;
}

.s-bg {
  position: absolute;
  top: -0.05em; left: -0.03em;
  font-size: clamp(6rem, 15vw, 13rem);
  font-weight: 700;
  color: var(--cream-dim);
  line-height: 1;
  letter-spacing: -0.04em;
  pointer-events: none;
  user-select: none;
}

.s-inner {
  position: relative;
  z-index: 2;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.s-label {
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.55rem;
}

.s-title {
  font-size: clamp(1.1rem, 2.6vw, 2rem);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.s-body {
  font-size: 0.8rem;
  line-height: 1.78;
  color: var(--ink-mid);
  max-width: 36ch;
}

.s-content {
  display: flex;
  align-items: center;
  gap: 2.4rem;
}

.s-text { flex: 1; min-width: 0; }

.s-img {
  width: 20vw;
  height: calc(50vh - 8rem);
  flex-shrink: 0;
  object-fit: cover;
  margin-right: -1rem;
  border: 1px solid var(--rule);
  outline: 3px solid var(--cream);
  outline-offset: -5px;
  filter: sepia(12%) contrast(0.96);
}

/* next panel is slightly dimmed */
#q4 .s-title { opacity: 0.72; }
#q4 .s-body  { opacity: 0.65; }

/* fade-out state during transition */
.fading .s-inner {
  opacity: 0;
  transform: translateY(6px);
}


/* ── Flower bar ── */
#flower-bar {
  position: fixed;
  bottom: 0; left: 0;
  width: 100%; height: 115px;
  pointer-events: none;
  z-index: 50;
}

#flower-svg { width: 100%; height: 100%; }

.fg {
  transform-box: fill-box;
  transform-origin: bottom center;
}

@keyframes sw1 { 0%,100%{transform:rotate(-4deg)} 50%{transform:rotate(4.5deg)} }
@keyframes sw2 { 0%,100%{transform:rotate(-6deg)} 50%{transform:rotate(5deg)}   }
@keyframes sw3 { 0%,100%{transform:rotate(-3deg)} 50%{transform:rotate(6deg)}   }
@keyframes sw4 { 0%,100%{transform:rotate(-5.5deg)} 50%{transform:rotate(3deg)} }
@keyframes sw5 { 0%,100%{transform:rotate(-7deg)} 50%{transform:rotate(4.5deg)} }

/* ── Mobile nav dots ── */
#mobile-nav { display: none; }

/* ── Mobile layout ── */
@media (max-width: 700px) {
  #grid {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr;
  }

  /* hide header nav and next-section pane */
  #q1 { display: none; }
  #q2 { display: none; }
  #q4 { display: none; }

  /* section panel fills the rest */
  #q3 {
    border-right: none;
    padding: 2.4rem 1.8rem calc(15vh + 3rem);
    justify-content: center;
  }

  #q3 .s-bg {
    font-size: clamp(5rem, 30vw, 8rem);
  }

  /* mobile fade: full s-inner opacity only, no slide */
  .fading .s-inner {
    opacity: 0;
    transform: none;
  }

  /* taller flower bar on mobile */
  #flower-bar { height: 15vh; }

  .s-content { flex-direction: column; gap: 1.2rem; }
  .s-img { width: 100%; height: auto; aspect-ratio: 1; margin-right: 0; }

  /* dot navigation */
  #mobile-nav {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    position: fixed;
    bottom: calc(15vh + 12px);
    left: 50%;
    transform: translateX(-50%);
    z-index: 60;
  }

  .m-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--ink-faint);
    cursor: pointer;
    transition: background 0.25s, transform 0.25s;
  }

  .m-dot.active {
    background: var(--ink);
    transform: scale(1.4);
  }
}

#copyright {
  position: fixed;
  bottom: 12px;
  right: 16px;
  font-size: 0.7rem;
  color: var(--ink-faint);
  z-index: 70;
  pointer-events: none;
}