:root {
  --color-sky: #63c7e8;
  --color-sky-2: #9fe0f2;
  --color-ground: #f6efd8;
  --color-ink: #2b2620;
  --color-white: #fffdf7;
  --color-accent: #ffb238;
  --color-accent-2: #ff6f59;
  --color-line: #2b2620;
  --font-pixel: "DotGothic16", "Hiragino Sans", sans-serif;
  --font-body: "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--color-sky);
  color: var(--color-ink);
  line-height: 1.8;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }

/* ---------- Splash ---------- */
.splash {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--color-ink);
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--font-pixel);
  gap: 18px;
  animation: splashOut 0.5s ease 1.1s forwards;
}
.splash .splash-title { font-size: 1.4rem; letter-spacing: 0.1em; }
.splash .bar-track {
  width: 220px; height: 14px;
  border: 2px solid var(--color-white);
  padding: 2px;
}
.splash .bar-fill {
  height: 100%; width: 0%;
  background: var(--color-accent);
  animation: barFill 1s steps(20) forwards;
}
@keyframes barFill { to { width: 100%; } }
@keyframes splashOut { to { opacity: 0; visibility: hidden; pointer-events: none; } }

/* ---------- Nav ---------- */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 5vw;
  background: var(--color-ink);
  border-bottom: 4px solid var(--color-line);
}
.site-nav .logo {
  font-family: var(--font-pixel);
  color: var(--color-white);
  font-size: 1.1rem;
  letter-spacing: 0.05em;
}
.site-nav ul { list-style: none; display: flex; gap: 22px; font-family: var(--font-pixel); font-size: 0.8rem; }
.site-nav ul li a { color: var(--color-white); opacity: 0.85; }
.site-nav ul li a:hover { opacity: 1; color: var(--color-accent); }

/* ---------- Shared parts ---------- */
.panel {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 90px 5vw;
  position: relative;
  z-index: 20;
}

.label {
  font-family: var(--font-pixel);
  font-size: 0.8rem;
  color: var(--color-ink);
  background: var(--color-accent);
  display: inline-block;
  padding: 4px 12px;
  border: 3px solid var(--color-line);
  margin-bottom: 20px;
  box-shadow: 4px 4px 0 var(--color-line);
}

.rpg-box {
  background: var(--color-white);
  border: 4px solid var(--color-line);
  box-shadow: 8px 8px 0 var(--color-line);
  padding: 28px;
}

.cta-btn {
  display: inline-block;
  margin-top: 30px;
  font-family: var(--font-pixel);
  background: var(--color-accent-2);
  color: var(--color-white);
  border: 4px solid var(--color-line);
  box-shadow: 6px 6px 0 var(--color-line);
  padding: 14px 32px;
  font-size: 0.95rem;
  transition: transform 0.15s;
}
.cta-btn:hover { transform: translate(3px, 3px); box-shadow: 3px 3px 0 var(--color-line); }

/* ---------- Hero ---------- */
.hero {
  justify-content: center;
  align-items: center;
  text-align: center;
  background: linear-gradient(180deg, var(--color-sky) 0%, var(--color-sky-2) 70%, var(--color-ground) 100%);
}
.hero-sprite {
  width: clamp(130px, 19vw, 210px);
  height: auto;
  image-rendering: pixelated;
  filter: drop-shadow(0 10px 0 rgba(43, 38, 32, 0.15));
  animation: spriteFloat 2.6s ease-in-out infinite;
  margin-bottom: 6px;
}
@keyframes spriteFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.hero .logo-big {
  font-family: var(--font-pixel);
  font-size: clamp(2.4rem, 9vw, 5rem);
  color: var(--color-white);
  text-shadow: 4px 4px 0 var(--color-line);
  letter-spacing: 0.05em;
}
.hero .tagline {
  margin-top: 16px;
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 700;
}
.hero .textbox {
  margin-top: 40px;
  max-width: 40em;
  text-align: left;
  position: relative;
}
.hero .textbox p { font-size: 0.98rem; }
.hero .cursor {
  position: absolute;
  right: 16px; bottom: 10px;
  font-family: var(--font-pixel);
  animation: blink 1s steps(2) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Journey (scene-swapping adventure) ---------- */
.journey { position: relative; }

.scene-stack {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0;
  transition: opacity 0.45s ease;
  pointer-events: none;
}
.scene-stack.is-live { opacity: 1; }

.scene-layer {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.9s ease;
  background-repeat: repeat-y;
  background-position: center top;
  /* 画面幅いっぱいに敷き詰める。狭い画面でもドットが潰れないよう最低幅を確保 */
  background-size: max(100vw, 720px) auto;
  image-rendering: pixelated;
  will-change: background-position, opacity;
}
.scene-layer.is-active { opacity: 1; }
.scene-layer[data-scene="field"]  { background-image: url('images/scene-field.png'); }
.scene-layer[data-scene="town"]   { background-image: url('images/scene-town.png'); }
.scene-layer[data-scene="sea"]    { background-image: url('images/scene-sea.png'); }
.scene-layer[data-scene="forest"] { background-image: url('images/scene-forest.png'); }

/* place-name banner */
.place-name {
  position: fixed;
  top: 84px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 6;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}
.place-name.is-live { opacity: 1; }
.place-name span {
  display: inline-block;
  font-family: var(--font-pixel);
  font-size: 0.85rem;
  color: var(--color-white);
  background: rgba(43, 38, 32, 0.88);
  border: 3px solid var(--color-white);
  padding: 6px 18px;
  white-space: nowrap;
}

/* fixed walking character */
.character-fixed {
  position: fixed;
  top: 46%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 5;
  opacity: 0;
  transition: opacity 0.45s ease;
  pointer-events: none;
}
.character-fixed.is-live { opacity: 1; }
.character-fixed img {
  width: clamp(84px, 12vw, 130px);
  height: auto;
  image-rendering: pixelated;
  filter: drop-shadow(0 5px 0 rgba(43, 38, 32, 0.3));
  animation: walkBob 0.45s steps(2) infinite;
}
@keyframes walkBob { 50% { transform: translateY(-6px); } }

.waypoint-spacer { height: 78vh; }
.waypoint-spacer.small { height: 34vh; }

.waypoint {
  position: relative;
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 0 5vw 14vh;
  max-width: 680px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.waypoint.is-visible { opacity: 1; transform: translateY(0); }

.waypoint .dialogue { max-width: 36em; }
.waypoint .dialogue h2 {
  font-family: var(--font-pixel);
  font-size: clamp(1.15rem, 2.9vw, 1.55rem);
  line-height: 1.9;
  margin-bottom: 16px;
}
.waypoint .dialogue h2 .accent { color: var(--color-accent-2); }
.waypoint .dialogue p { font-size: 0.96rem; }

/* ---------- Party ---------- */
.party-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 22px;
  width: 100%;
}
.party-card { display: flex; flex-direction: column; gap: 12px; }
.party-card .role {
  font-family: var(--font-pixel);
  font-size: 0.75rem;
  color: var(--color-white);
  background: var(--color-ink);
  padding: 3px 10px;
  width: fit-content;
}
.party-card h3 { font-size: 1.12rem; font-weight: 700; }
.party-card p { font-size: 0.87rem; }

/* ---------- Quest log ---------- */
.quest-list { display: flex; flex-direction: column; gap: 16px; width: 100%; }
.quest-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
}
.quest-item .status {
  font-family: var(--font-pixel);
  font-size: 0.7rem;
  color: var(--color-white);
  background: var(--color-accent-2);
  padding: 4px 10px;
  border: 2px solid var(--color-line);
  white-space: nowrap;
}
.quest-item .qtitle { flex: 1; font-weight: 700; font-size: 0.98rem; }
.quest-item .arrow { font-family: var(--font-pixel); }

.more-link {
  display: inline-block;
  margin-top: 26px;
  font-family: var(--font-pixel);
  font-size: 0.85rem;
  color: var(--color-white);
  background: rgba(43, 38, 32, 0.88);
  border: 3px solid var(--color-white);
  padding: 8px 18px;
}

/* ---------- Status ---------- */
.status-window { max-width: 30em; width: 100%; }
.status-window .row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 2px dashed var(--color-line);
  font-size: 0.9rem;
}
.status-window .row:last-child { border-bottom: none; }
.status-window .k { font-family: var(--font-pixel); }
.status-window .v { font-weight: 700; text-align: right; }

/* ---------- Footer ---------- */
.site-footer {
  min-height: 60vh;
  align-items: center;
  text-align: center;
  background: var(--color-ink);
  color: var(--color-white);
}
.site-footer h2 { font-family: var(--font-pixel); font-size: clamp(1.5rem, 4.4vw, 2.4rem); }
.site-footer .fine-print { margin-top: 50px; font-size: 0.75rem; opacity: 0.6; font-family: var(--font-pixel); }

@media (max-width: 640px) {
  .site-nav ul { display: none; }
  .panel { padding: 90px 7vw; }
  .waypoint { padding: 0 6vw 14vh; }
  .character-fixed img { width: 76px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-sprite, .character-fixed img { animation: none; }
  html { scroll-behavior: auto; }
}