:root {
  color-scheme: dark;
  --ink: #f8f4dc;
  --muted: #b9c8bf;
  --panel: rgba(13, 22, 24, 0.82);
  --panel-strong: rgba(9, 13, 14, 0.92);
  --line: rgba(248, 244, 220, 0.22);
  --field: #7dd873;
  --gold: #ffd15c;
  --danger: #ff5c57;
  --arcane: #71d7ff;
  --shadow: rgba(0, 0, 0, 0.42);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  background: #101512;
  overflow-x: hidden;
}

button {
  font: inherit;
}

.app-shell {
  min-height: 100vh;
  padding: clamp(12px, 2vw, 24px);
  background:
    linear-gradient(180deg, rgba(9, 15, 14, 0.54), rgba(9, 15, 14, 0.92)),
    #101512;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1440px;
  margin: 0 auto 14px;
}

.eyebrow {
  margin: 0 0 3px;
  color: var(--gold);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(1.45rem, 2.4vw, 2.35rem);
  line-height: 1;
  letter-spacing: 0;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
}

.signal {
  display: inline-grid;
  place-items: center;
  min-width: 78px;
  height: 34px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: #101512;
  background: var(--gold);
  font-size: 0.74rem;
  font-weight: 900;
}

.signal.offline {
  color: var(--ink);
  background: #762c32;
}

.icon-button,
.start-button {
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: var(--panel-strong);
  box-shadow: 0 4px 0 rgba(0, 0, 0, 0.24);
  cursor: pointer;
}

.icon-button {
  display: grid;
  place-items: center;
  width: 38px;
  height: 34px;
  font-size: 1rem;
}

.icon-button.is-on {
  color: #101512;
  background: var(--field);
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 360px);
  gap: 16px;
  max-width: 1440px;
  margin: 0 auto;
  align-items: stretch;
}

.scene-wrap {
  min-width: 0;
}

.scene {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 9;
  min-height: 420px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: #1f3528;
  box-shadow: 0 18px 48px var(--shadow);
  isolation: isolate;
}

.field {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  image-rendering: pixelated;
  transform: scale(1.02);
}

.skyline {
  position: absolute;
  inset: auto 0 0;
  height: 35%;
  background:
    linear-gradient(180deg, transparent, rgba(12, 26, 20, 0.72)),
    repeating-linear-gradient(90deg, rgba(255, 209, 92, 0.12) 0 2px, transparent 2px 18px);
  mix-blend-mode: screen;
  opacity: 0.35;
}

body[data-adventure-stage="dungeon"] .skyline,
body[data-adventure-stage="castle"] .skyline {
  opacity: 0;
}

.battle-flash {
  position: absolute;
  inset: 0;
  background: rgba(255, 92, 87, 0.0);
  pointer-events: none;
  z-index: 4;
}

body[data-phase="battle"] .battle-flash {
  animation: battlePulse 1.4s ease-in-out infinite;
}

.sprite {
  position: absolute;
  z-index: 5;
  image-rendering: pixelated;
}

.hero {
  left: 17%;
  bottom: 14%;
  width: 116px;
  height: 150px;
  animation: heroIdle 1.3s steps(2) infinite;
}

.hero-head {
  position: absolute;
  left: 42px;
  top: 14px;
  width: 38px;
  height: 34px;
  background: #ffd2a1;
  border: 4px solid #38251d;
  border-radius: 6px;
  box-shadow: inset 8px 0 #f3aa6b;
}

.hero-body {
  position: absolute;
  left: 36px;
  top: 52px;
  width: 48px;
  height: 62px;
  background: #2e8ecf;
  border: 4px solid #1a2631;
  border-radius: 5px;
  box-shadow: inset -12px 0 #1e5d95, 0 36px 0 -16px #3b2d23;
}

.hero-cape {
  position: absolute;
  left: 18px;
  top: 54px;
  width: 38px;
  height: 72px;
  background: #d63f37;
  border: 4px solid #4d1718;
  border-radius: 5px;
  transform: skewY(-8deg);
}

.hero-sword {
  position: absolute;
  left: 78px;
  top: 40px;
  width: 12px;
  height: 96px;
  background: #d6f6ff;
  border: 3px solid #375264;
  border-radius: 4px;
  transform: rotate(19deg);
  transform-origin: bottom center;
  box-shadow: 0 0 18px rgba(113, 215, 255, 0.5);
}

.monster {
  right: 18%;
  bottom: 13%;
  width: 172px;
  height: 152px;
  transform: translateY(28px) scale(0.86);
  opacity: 0;
  transition: transform 220ms ease, opacity 220ms ease;
}

body[data-phase="battle"] .monster {
  transform: translateY(0) scale(1);
  opacity: 1;
  animation: monsterIdle 0.9s steps(2) infinite;
}

.monster-shadow {
  position: absolute;
  left: 28px;
  right: 18px;
  bottom: 4px;
  height: 18px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.42);
}

.monster-core {
  position: absolute;
  left: 26px;
  bottom: 20px;
  width: 120px;
  height: 100px;
  border: 5px solid #24172d;
  border-radius: 8px;
  background: #7f5af0;
  box-shadow: inset -18px -14px #4f378f, inset 12px 12px #b696ff, 0 0 26px rgba(255, 92, 87, 0.4);
}

.monster-eye {
  position: absolute;
  top: 70px;
  width: 18px;
  height: 18px;
  border: 4px solid #261722;
  border-radius: 50%;
  background: var(--gold);
  z-index: 2;
}

.monster-eye.left {
  left: 58px;
}

.monster-eye.right {
  left: 102px;
}

.monster-horn {
  position: absolute;
  top: 21px;
  width: 30px;
  height: 38px;
  background: #e8f3d1;
  border: 4px solid #261722;
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}

.monster-horn.left {
  left: 44px;
  transform: rotate(-18deg);
}

.monster-horn.right {
  right: 42px;
  transform: rotate(18deg);
}

.fx {
  position: absolute;
  inset: 0;
  z-index: 7;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.start-gate {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: center;
  background: rgba(5, 8, 8, 0.28);
  backdrop-filter: blur(2px);
}

.start-gate.is-hidden {
  display: none;
}

.start-button {
  min-width: 168px;
  min-height: 48px;
  padding: 0 18px;
  color: #101512;
  background: var(--gold);
  font-weight: 900;
}

.hud {
  display: grid;
  gap: 12px;
  align-content: start;
}

.panel,
.stat {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 10px 30px var(--shadow);
}

.panel {
  padding: 14px;
}

.headline-panel {
  display: grid;
  gap: 8px;
}

.phase-row,
.track-row,
.meter-header,
.hp-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.phase-mark {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background: var(--muted);
  box-shadow: 0 0 16px currentColor;
}

body[data-phase="field"] .phase-mark,
body[data-phase="complete"] .phase-mark {
  color: var(--field);
  background: var(--field);
}

body[data-phase="battle"] .phase-mark {
  color: var(--danger);
  background: var(--danger);
}

#phaseLabel {
  font-size: 1.08rem;
  font-weight: 900;
}

.track-row {
  color: var(--muted);
  font-size: 0.86rem;
}

.panel-label {
  margin: 0 0 8px;
  color: var(--gold);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0;
}

.monster-panel h2 {
  min-height: 1.7rem;
  margin: 0 0 4px;
  font-size: 1.35rem;
  line-height: 1.2;
}

.monster-title {
  min-height: 2.6rem;
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.meter {
  overflow: hidden;
  height: 14px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.35);
}

.meter-fill {
  width: 0%;
  height: 100%;
  transition: width 260ms ease;
}

.progress-fill {
  background: linear-gradient(90deg, var(--field), var(--gold));
}

.hp-fill {
  background: linear-gradient(90deg, var(--danger), #ffb357);
}

.hp-row {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.84rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.stat {
  min-width: 0;
  padding: 12px;
}

.stat span {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
}

.stat strong {
  display: block;
  margin-top: 2px;
  font-size: 1.4rem;
  line-height: 1.1;
}

.event-log {
  display: grid;
  gap: 7px;
  min-height: 220px;
  max-height: 250px;
  margin: 0;
  padding: 0;
  overflow: hidden;
  list-style: none;
}

.event-log li {
  min-height: 28px;
  padding: 7px 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  color: var(--muted);
  background: rgba(0, 0, 0, 0.2);
  font-size: 0.8rem;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.event-log strong {
  color: var(--ink);
}

body[data-phase="battle"] .scene {
  border-color: rgba(255, 92, 87, 0.52);
}

body[data-phase="complete"] .scene {
  border-color: rgba(255, 209, 92, 0.55);
}

@keyframes heroIdle {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-5px);
  }
}

@keyframes monsterIdle {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: 0 -4px;
  }
}

@keyframes battlePulse {
  0%,
  100% {
    background: rgba(255, 92, 87, 0);
  }
  50% {
    background: rgba(255, 92, 87, 0.16);
  }
}

@media (max-width: 980px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .scene {
    min-height: 330px;
  }

  .hud {
    grid-template-columns: 1fr 1fr;
  }

  .log-panel {
    grid-column: 1 / -1;
  }
}

@media (max-width: 620px) {
  .app-shell {
    padding: 10px;
  }

  .topbar {
    align-items: flex-start;
  }

  .scene {
    min-height: 260px;
  }

  .hero {
    left: 9%;
    bottom: 8%;
    transform: scale(0.72);
    transform-origin: bottom left;
  }

  .monster {
    right: 5%;
    bottom: 8%;
    transform-origin: bottom right;
  }

  body[data-phase="battle"] .monster {
    transform: translateY(0) scale(0.74);
  }

  .hud {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}