:root {
  --bg: #08111f;
  --bg-alt: #0f1f33;
  --panel: rgba(8, 17, 31, 0.84);
  --panel-border: rgba(172, 220, 255, 0.18);
  --text: #f3f7ff;
  --muted: #9fb9d6;
  --primary: #ff8a00;
  --secondary: #2ad7b1;
  --danger: #ff496c;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --font-display: "Impact", "Haettenschweiler", "Arial Narrow Bold", sans-serif;
  --font-body: "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(circle at top left, rgba(255, 138, 0, 0.22), transparent 34%),
    radial-gradient(circle at top right, rgba(42, 215, 177, 0.18), transparent 26%),
    linear-gradient(160deg, #06101d 0%, #08111f 45%, #102848 100%);
  color: var(--text);
  font-family: var(--font-body);
}

button {
  font: inherit;
}

.app-shell {
  width: min(1480px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 48px;
}

.hero,
.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 0.8fr);
  gap: 24px;
  padding: 28px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -120px -120px auto;
  width: 280px;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(255, 138, 0, 0.6), transparent 70%);
  filter: blur(26px);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--secondary);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.hero h1,
.section-heading h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 12ch;
  font-size: clamp(3rem, 6vw, 5.8rem);
  line-height: 0.94;
}

.hero-text {
  max-width: 55ch;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.primary-button,
.ghost-button,
.mode-button,
.experience-button,
.control-button {
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  transition:
    transform 150ms ease,
    opacity 150ms ease,
    background 150ms ease;
}

.primary-button:hover,
.ghost-button:hover,
.mode-button:hover,
.experience-button:hover,
.control-button:hover {
  transform: translateY(-2px);
}

.primary-button {
  padding: 14px 22px;
  background: linear-gradient(135deg, var(--primary), #ffcb45);
  color: #08111f;
  font-weight: 800;
}

.ghost-button {
  padding: 14px 22px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.ghost-button.is-active {
  background: linear-gradient(135deg, #2ad7b1, #8ce7ff);
  color: #08111f;
  font-weight: 800;
}

.ghost-button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}

.ghost-button.small {
  padding: 10px 16px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  align-content: start;
}

.stat-card {
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.stat-card span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.stat-card strong {
  display: block;
  margin-top: 12px;
  font-size: clamp(1.5rem, 3vw, 2.6rem);
}

.layout {
  margin-top: 24px;
  display: grid;
  grid-template-columns: minmax(280px, 330px) minmax(0, 1fr) minmax(260px, 320px);
  gap: 20px;
}

.panel {
  border-radius: var(--radius-xl);
  padding: 20px;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.section-heading h2 {
  font-size: clamp(1.4rem, 3vw, 2.5rem);
}

.experience-list {
  display: grid;
  gap: 12px;
}

.experience-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.04));
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.07);
  padding: 16px;
  display: grid;
  gap: 12px;
}

.experience-card.active {
  border-color: var(--primary);
  box-shadow: inset 0 0 0 1px var(--primary);
}

.experience-topline {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.experience-tag {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #08111f;
}

.experience-card h3 {
  margin: 0;
  font-size: 1.08rem;
}

.experience-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.experience-button {
  justify-self: start;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.09);
  color: var(--text);
  font-weight: 700;
}

.stage-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.meta-card {
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 14px;
}

.meta-label {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.meta-card strong {
  display: block;
  margin-top: 6px;
  font-size: 1.15rem;
}

.mode-toggle {
  display: inline-flex;
  padding: 5px;
  gap: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.stage-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.mode-button {
  padding: 10px 14px;
  background: transparent;
  color: var(--muted);
  font-weight: 800;
}

.mode-button.active {
  background: linear-gradient(135deg, var(--primary), #ffcb45);
  color: #08111f;
}

.canvas-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(180deg, #102848, #091221);
  min-height: 400px;
}

.stage-panel:fullscreen {
  width: 100vw;
  height: 100vh;
  max-width: none;
  margin: 0;
  padding: 24px;
  border-radius: 0;
  display: flex;
  flex-direction: column;
  background: rgba(8, 17, 31, 0.98);
}

.stage-panel:fullscreen .canvas-wrap {
  flex: 1;
  min-height: min(72vh, calc(100vh - 240px));
}

.stage-panel:fullscreen #worldCanvas {
  height: 100%;
}

#worldCanvas {
  width: 100%;
  display: block;
  aspect-ratio: 5 / 3;
  background: transparent;
}

.canvas-overlay {
  position: absolute;
  inset: 14px 14px auto 14px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  pointer-events: none;
}

.overlay-chip {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(8, 17, 31, 0.68);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.82rem;
}

.mobile-controls {
  display: none;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.control-button {
  padding: 14px 12px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  font-weight: 800;
}

.label {
  margin: 0 0 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.8rem;
}

.builder-block + .builder-block {
  margin-top: 24px;
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.palette-button {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 12px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.palette-button.active {
  border-color: var(--primary);
  box-shadow: inset 0 0 0 1px var(--primary);
}

.swatch {
  width: 100%;
  height: 14px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.hint,
.world-description {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.feed {
  display: grid;
  gap: 10px;
  max-height: 260px;
  overflow: auto;
}

.feed-item {
  padding: 12px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted);
  line-height: 1.55;
}

.feed-item strong {
  color: var(--text);
}

@media (max-width: 1120px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .discover-panel {
    order: 2;
  }

  .stage-panel {
    order: 1;
  }

  .studio-panel {
    order: 3;
  }
}

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

  .hero-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .app-shell {
    width: min(100% - 20px, 1480px);
    padding-top: 12px;
  }

  .hero,
  .panel {
    padding: 16px;
    border-radius: 24px;
  }

  .stage-meta {
    grid-template-columns: 1fr;
  }

  .stage-controls {
    justify-content: flex-start;
  }

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

  .mobile-controls {
    display: grid;
  }
}