* {
  box-sizing: border-box;
}

:root {
  color-scheme: light;
  --burgundy: #4f0227;
  --pink: #ff9fe6;
  --lime: #e9f05d;
  --cream: #f7efe9;
  --berry: #8a1250;
  --dark-text: #2a1820;
  --soft-text: #55424b;
  --line: rgba(79, 2, 39, 0.24);
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background-color: var(--burgundy);
  background-image:
    linear-gradient(rgba(255, 159, 230, 0.2) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 159, 230, 0.2) 1px, transparent 1px);
  background-size: 56px 56px;
  color: var(--cream);
  font-family: "Manrope", "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.rover-header,
.game-section,
footer {
  width: min(100% - 48px, 1360px);
  margin-right: auto;
  margin-left: auto;
}

.rover-header {
  padding-top: 28px;
}

.back-button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 0 14px;
  border: 2px solid var(--burgundy);
  border-radius: 999px;
  background: var(--lime);
  box-shadow: 3px 3px 0 var(--burgundy);
  color: var(--burgundy);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.back-button:hover,
.back-button:focus-visible {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--burgundy);
}

.header-text {
  position: relative;
  margin: 38px 0 4px;
}

.header-text::before,
.header-text::after {
  position: absolute;
  color: var(--pink);
  content: "✦";
  line-height: 1;
}

.header-text::before {
  top: 0;
  left: min(58vw, 580px);
  font-size: 1.2rem;
}

.header-text::after {
  top: 3.1rem;
  left: min(64vw, 650px);
  font-size: 0.75rem;
}

.eyebrow,
.label,
.panel-label,
.info-row > span,
.instructions h3,
.legend h3 {
  color: var(--berry);
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.eyebrow {
  margin-bottom: 10px;
}

.header-text h1 {
  margin: 0;
  color: var(--cream);
  font-size: clamp(2.5rem, 6vw, 4.8rem);
  font-weight: 800;
  letter-spacing: -0.065em;
  line-height: 0.98;
}

.subtitle {
  max-width: 620px;
  margin: 15px 0 0;
  color: var(--cream);
  font-size: 0.96rem;
}

.game-section {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(275px, 0.72fr);
  align-items: start;
  gap: 20px;
  padding-top: 22px;
  padding-bottom: 22px;
}

.game-container,
.mission-panel {
  min-width: 0;
  border: 2px solid var(--burgundy);
  border-radius: 22px;
  background: var(--cream);
  box-shadow: 6px 6px 0 var(--pink);
  color: var(--dark-text);
}

.game-container {
  padding: clamp(14px, 2.2vw, 24px);
}

.game-topbar {
  display: grid;
  grid-template-columns: minmax(130px, 0.9fr) minmax(180px, 1.3fr) minmax(120px, 0.9fr);
  align-items: center;
  gap: 18px;
  padding: 2px 3px 18px;
}

.metric {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.metric > span:not(.label),
.metric-heading > span:last-child {
  color: var(--dark-text);
  font-size: 0.94rem;
  font-weight: 800;
}

.mode-indicator {
  display: inline-flex;
  width: fit-content;
  margin-top: 5px;
  padding: 0.2rem 0.45rem;
  border: 1.5px solid var(--burgundy);
  border-radius: 5px;
  background: var(--lime);
  color: var(--burgundy) !important;
  font-size: 0.61rem !important;
  font-weight: 800;
  letter-spacing: 0.03em;
  transform: rotate(-2deg);
}

.mode-indicator::before {
  display: none;
}

.mode-indicator[data-mode="auto"] {
  background: var(--pink);
  color: var(--burgundy) !important;
}

.metric-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.metric-heading > span:last-child {
  font-size: 0.9rem;
}

.battery-track {
  height: 9px;
  margin-top: 7px;
  overflow: hidden;
  border: 2px solid var(--burgundy);
  border-radius: 999px;
  background: var(--cream);
}

.battery-fill {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--lime);
  transition: width 0.3s ease, background 0.3s ease;
}

.battery-track.is-low .battery-fill {
  background: var(--pink);
}

#roverCanvas {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid var(--burgundy);
  border-radius: 16px;
  background: var(--cream);
  box-shadow: 4px 4px 0 var(--burgundy);
}

.game-controls {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

.game-controls button {
  min-height: 44px;
  flex: 1;
  padding: 0 12px;
  border: 2px solid var(--burgundy);
  border-radius: 12px;
  background: var(--cream);
  box-shadow: 3px 3px 0 var(--burgundy);
  color: var(--burgundy);
  font: inherit;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.game-controls button:hover,
.game-controls button:focus-visible {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--burgundy);
}

.game-controls button.is-active {
  background: var(--lime);
  color: var(--burgundy);
}

.game-controls #resetButton {
  background: var(--pink);
  color: var(--burgundy);
}

.map-view-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.85rem;
}

.map-toggle,
.mission-log-heading button {
  border: 1.5px solid var(--burgundy);
  border-radius: 999px;
  background: var(--cream);
  color: var(--burgundy);
  font: inherit;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  cursor: pointer;
}

.map-toggle {
  padding: 0.45rem 0.65rem;
}

.map-toggle.is-active {
  background: var(--lime);
}

.map-toggle:hover,
.map-toggle:focus-visible,
.mission-log-heading button:hover,
.mission-log-heading button:focus-visible {
  background: var(--pink);
}

.simulation-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.85rem;
}

.simulation-controls button,
.simulation-controls select {
  min-height: 36px;
  border: 1.5px solid var(--burgundy);
  border-radius: 8px;
  background: var(--cream);
  color: var(--burgundy);
  font: inherit;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.simulation-controls button {
  padding: 0 0.65rem;
  box-shadow: 2px 2px 0 var(--burgundy);
  cursor: pointer;
}

.simulation-controls button:hover,
.simulation-controls button:focus-visible {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 var(--burgundy);
}

.simulation-controls button[aria-pressed="true"] {
  background: var(--pink);
}

.simulation-controls label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--berry);
  font-size: 0.63rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.simulation-controls select {
  padding: 0 0.45rem;
}

.mission-summary {
  margin-top: 1rem;
  padding: 1rem;
  border: 2px solid var(--burgundy);
  border-radius: 12px;
  background: var(--pink);
  box-shadow: 3px 3px 0 var(--burgundy);
  color: var(--burgundy);
}

.mission-summary h2 {
  margin: 0;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.mission-summary dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
  margin: 0.8rem 0;
}

.mission-summary dl div {
  border-top: 1px solid var(--burgundy);
  padding-top: 0.4rem;
}

.mission-summary dt {
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.mission-summary dd {
  margin: 0.15rem 0 0;
  font-size: 0.75rem;
  font-weight: 800;
}

.mission-summary button {
  min-height: 34px;
  padding: 0 0.65rem;
  border: 1.5px solid var(--burgundy);
  border-radius: 8px;
  background: var(--lime);
  box-shadow: 2px 2px 0 var(--burgundy);
  color: var(--burgundy);
  font: inherit;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  cursor: pointer;
}

.mission-summary button:hover,
.mission-summary button:focus-visible {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 var(--burgundy);
}

button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--pink);
  outline-offset: 3px;
}

.mission-panel {
  padding: 23px;
}

.panel-label {
  margin: 0 0 9px;
}

.mission-panel h2 {
  margin: 0 0 8px;
  font-size: 1.55rem;
  letter-spacing: -0.045em;
}

#missionStatus {
  min-height: 48px;
  margin: 0;
  color: var(--soft-text);
  font-size: 0.83rem;
  line-height: 1.55;
}

.mission-info {
  margin-top: 17px;
  border-top: 1px solid var(--burgundy);
}

.info-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--burgundy);
}

.info-row strong {
  color: var(--dark-text);
  font-size: 0.7rem;
  font-weight: 800;
  text-align: right;
}

#targetDisplay {
  color: var(--berry);
}

#positionDisplay {
  color: var(--burgundy);
}

.instructions,
.legend {
  margin-top: 23px;
}

.instructions h3,
.legend h3 {
  margin: 0 0 10px;
}

.instructions p,
.legend p {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 8px 0;
  color: var(--soft-text);
  font-size: 0.75rem;
}

.instructions strong {
  min-width: 82px;
  color: var(--burgundy);
  font-size: 0.71rem;
}

.how-it-works {
  margin-top: 23px;
  border: 1.5px solid var(--burgundy);
  border-radius: 10px;
  background: var(--lime);
  color: var(--burgundy);
}

.how-it-works summary {
  padding: 0.75rem 0.85rem;
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  cursor: pointer;
}

.how-it-works p {
  margin: 0;
  padding: 0 0.85rem 0.85rem;
  font-size: 0.74rem;
  line-height: 1.55;
}

.how-it-works summary:focus-visible {
  outline: 2px solid var(--pink);
  outline-offset: 2px;
}

.legend-symbol {
  display: inline-block;
  width: 10px;
  height: 10px;
  flex: 0 0 10px;
  border-radius: 50%;
}

.mission-log {
  margin-top: 23px;
  border-top: 1px solid var(--burgundy);
}

.mission-log-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.9rem;
}

.mission-log-heading h3 {
  margin: 0;
  color: var(--berry);
  font-size: 0.67rem;
  letter-spacing: 0.06em;
}

.mission-log-heading button {
  padding: 0.35rem 0.55rem;
}

.mission-log-entries {
  max-height: 180px;
  margin: 0.75rem 0 0;
  padding: 0 0.2rem 0 0;
  overflow-y: auto;
  list-style: none;
}

.mission-log-entries li {
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--soft-text);
  font-size: 0.7rem;
  line-height: 1.45;
}

.mission-log-entries time {
  margin-right: 0.4rem;
  color: var(--berry);
  font-size: 0.62rem;
  font-weight: 800;
}

.rover-symbol {
  border: 2px solid var(--burgundy);
  border-radius: 3px;
  background: var(--lime);
}

.crater-symbol {
  border: 2px solid var(--burgundy);
  background: var(--berry);
}

.regolith-symbol {
  border: 2px solid var(--berry);
  background: var(--lime);
}

.berm-symbol {
  border: 2px solid var(--burgundy);
  border-radius: 2px;
  background: var(--pink);
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 18px;
  padding-bottom: 26px;
  border-top: 1px solid rgba(247, 239, 233, 0.65);
  color: var(--cream);
  font-size: 0.7rem;
}

footer p {
  margin: 0;
}

footer a {
  color: var(--lime);
  font-weight: 800;
  text-decoration: none;
}

footer a:hover,
footer a:focus-visible {
  color: var(--pink);
}

@media (max-width: 980px) {
  .game-section {
    grid-template-columns: minmax(0, 1fr);
  }

  .mission-panel {
    display: grid;
    grid-template-columns: minmax(180px, 1fr) minmax(200px, 1.2fr);
    gap: 0 26px;
  }

  .mission-panel > .panel-label,
  .mission-panel > h2,
  .mission-panel > #missionStatus,
  .mission-panel > .mission-info,
  .mission-panel > .mission-log {
    grid-column: 1;
  }

  .mission-panel > .instructions,
  .mission-panel > .how-it-works,
  .mission-panel > .legend {
    grid-column: 2;
    margin-top: 0;
  }

  .mission-panel > .instructions {
    grid-row: 1 / span 3;
  }

  .mission-panel > .how-it-works {
    grid-row: 4;
  }

  .mission-panel > .legend {
    grid-row: 5;
  }

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

  .mission-summary {
    grid-column: 1 / -1;
  }
}

@media (max-width: 620px) {
  .rover-header,
  .game-section,
  footer {
    width: min(100% - 30px, 520px);
  }

  .rover-header {
    padding-top: 18px;
  }

  .header-text {
    margin-top: 28px;
  }

  .game-section {
    gap: 14px;
    padding-top: 16px;
  }

  .game-container {
    padding: 12px;
    border-radius: 18px;
  }

  .game-topbar {
    grid-template-columns: 1fr 1.1fr;
    gap: 12px;
    padding-bottom: 13px;
  }

  .mission-panel {
    display: block;
    padding: 18px;
  }

  .mission-panel > .instructions,
  .mission-panel > .how-it-works,
  .mission-panel > .legend {
    margin-top: 20px;
  }

  .game-controls {
    flex-wrap: wrap;
  }

  .game-controls button {
    min-width: 110px;
  }

  .mission-summary dl {
    grid-template-columns: 1fr;
  }

  footer {
    flex-direction: column;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}