:root {
  color-scheme: dark;
  --bg: radial-gradient(circle at top, #221933 0%, #0f0b18 60%, #05030a 100%);
  --panel: rgba(27, 20, 38, 0.7);
  --accent: #ff9d3b;
  --accent-strong: #ffb953;
  --text: #f2f2f7;
  --muted: #b1a7c2;
  --danger: #ff5c5c;
  font-family: 'Kanit', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI',
    sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  display: flex;
  justify-content: center;
  padding: clamp(16px, 3vw, 32px);
}

main.app {
  width: min(1100px, 100%);
  display: grid;
  gap: clamp(16px, 2vw, 24px);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  grid-auto-rows: minmax(120px, auto);
}

.app__header {
  grid-column: 1 / -1;
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  padding: clamp(16px, 3vw, 24px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  backdrop-filter: blur(12px);
}

.branding h1 {
  margin: 0;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: 0.05em;
}

.branding p {
  margin: 4px 0 0;
  color: var(--muted);
}

.button {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  padding: 12px 18px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 120ms ease, box-shadow 120ms ease,
    background-color 120ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(255, 157, 59, 0.25);
  outline: none;
}

.button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.button--primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #1b1426;
  border: none;
}

.button--ghost {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--text);
}

.status {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
  background: var(--panel);
  border-radius: 20px;
  padding: 16px;
  backdrop-filter: blur(8px);
}

.status__item {
  display: grid;
  gap: 4px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 16px;
  padding: 12px 16px;
}

.status__label {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.status__value {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
}

.battlefield {
  grid-column: 1 / -1;
  display: grid;
  gap: 12px;
  background: var(--panel);
  border-radius: 20px;
  padding: clamp(16px, 3vw, 24px);
}

.encounter {
  grid-column: 1 / -1;
  background: var(--panel);
  border-radius: 20px;
  padding: clamp(16px, 3vw, 24px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: grid;
  gap: 16px;
}

.encounter__header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
}

.encounter__stage {
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.encounter__narrative {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.encounter__health {
  display: grid;
  gap: 8px;
}

.encounter__bar {
  height: 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
  position: relative;
}

.encounter__fill {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, #70ffba, #2dd5ff);
  transform-origin: left center;
  transition: transform 200ms ease;
}

.encounter__hp {
  font-size: 0.9rem;
  color: var(--muted);
}

.encounter__objective h3 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.encounter__objective p {
  margin: 6px 0 0;
  line-height: 1.5;
}

.encounter__bonus {
  color: var(--accent-strong);
}

.challenge {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.challenge__prompt {
  font-size: 0.9rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.challenge__value {
  margin-top: 6px;
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 700;
}

.challenge--glyphs .challenge__value {
  font-size: 1.5rem;
}

.glyphs {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 0 0;
  margin: 0;
}

.glyphs li {
  min-width: 46px;
  text-align: center;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: border 120ms ease, transform 120ms ease;
}

.glyphs li.used {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.meter {
  position: relative;
  height: 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.meter__fill {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  width: 100%;
  transform-origin: left center;
  transition: transform 120ms linear, background 160ms ease;
}

.meter__fill.is-danger {
  background: linear-gradient(90deg, #ff5c5c, #ff915c);
}

.meter__fill.is-success {
  background: linear-gradient(90deg, #70ffba, #2dd5ff);
}

.meter__label {
  margin-top: 12px;
  font-size: 0.9rem;
  color: var(--muted);
}

.workspace {
  display: grid;
  gap: 16px;
  background: var(--panel);
  border-radius: 20px;
  padding: clamp(16px, 3vw, 24px);
  grid-column: span 2;
  min-height: clamp(340px, 48vh, 520px);
}

@supports (height: 1dvh) {
  .workspace {
    min-height: clamp(320px, 48dvh, 500px);
  }
}

@supports (min-height: 1svh) {
  .workspace {
    min-height: clamp(340px, 55svh, 540px);
  }
}

.workspace__display {
  min-height: 64px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 16px;
  font-size: clamp(1.4rem, 4vw, 2.4rem);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  background: rgba(255, 255, 255, 0.04);
}

.keyboard {
  display: grid;
  gap: 12px;
}

.keyboard__row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(52px, 1fr));
  gap: 10px;
}

.keyboard button {
  padding: 14px 10px;
  font-size: 1.1rem;
  min-height: 48px;
}

.keyboard__row--controls {
  grid-template-columns: repeat(3, minmax(90px, 1fr));
}

.artifacts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
}

.workspace__hint {
  min-height: 24px;
  color: var(--muted);
  margin: 0;
}

.chronicle {
  background: var(--panel);
  border-radius: 20px;
  padding: clamp(16px, 3vw, 24px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: grid;
  gap: 12px;
}

.chronicle h2 {
  margin: 0;
}

.chronicle__log {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.chronicle__entry {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 14px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: grid;
  gap: 6px;
}

.chronicle__entry.is-failure {
  border-color: rgba(255, 92, 92, 0.6);
}

.chronicle__entry.is-event {
  border-color: rgba(112, 255, 186, 0.6);
}

.chronicle__entry--empty {
  border-style: dashed;
  border-color: rgba(255, 255, 255, 0.12);
  text-align: center;
  color: var(--muted);
}

.chronicle__expression {
  font-weight: 600;
  font-size: 1rem;
}

.chronicle__details {
  color: var(--muted);
  font-size: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.codex {
  background: var(--panel);
  border-radius: 20px;
  padding: clamp(16px, 3vw, 24px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.codex__section {
  display: grid;
  gap: 12px;
  margin-bottom: 18px;
}

.codex__section:last-of-type {
  margin-bottom: 12px;
}

.codex__section h3 {
  margin: 0;
  font-size: clamp(1rem, 2.4vw, 1.2rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.codex__section p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.codex__section ol {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 10px;
  color: var(--text);
}

.codex h2 {
  margin-top: 0;
  font-size: clamp(1.4rem, 3vw, 2rem);
}

.codex__tip {
  margin-top: 16px;
  font-size: 0.95rem;
  color: var(--accent-strong);
}

@media (max-width: 1200px) {
  .workspace {
    grid-column: 1 / -1;
  }
}

@media (max-width: 900px) {
  main.app {
    grid-template-columns: 1fr;
  }

  .workspace {
    min-height: clamp(280px, 52vh, 460px);
  }

  @supports (height: 1dvh) {
    .workspace {
      min-height: clamp(260px, 52dvh, 440px);
    }
  }

  @supports (min-height: 1svh) {
    .workspace {
      min-height: clamp(320px, 60svh, 520px);
    }
  }

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

@media (max-width: 720px) {
  body {
    padding-bottom: clamp(96px, 22vh, 168px);
    padding-bottom: clamp(96px, 22dvh, 168px);
  }

  .status {
    grid-auto-flow: column;
    grid-auto-columns: minmax(128px, 1fr);
    overflow-x: auto;
    padding-bottom: 12px;
    margin-bottom: 4px;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .status::-webkit-scrollbar {
    display: none;
  }

  .keyboard button {
    min-height: 44px;
  }
}

@media (max-width: 600px) {
  body {
    padding: 12px;
    padding-bottom: clamp(112px, 26vh, 192px);
    padding-bottom: clamp(112px, 26dvh, 192px);
  }

  .workspace__display {
    min-height: 72px;
  }

  .keyboard button {
    padding: 12px 8px;
    font-size: 1rem;
  }

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