@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Inter:wght@400;500;600;700&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* Strefy intensywności (spec 6.3) */
  --c-z1: #4CAF50;
  --c-z2: #8BC34A;
  --c-z3: #FDD835;
  --c-z4: #FF9800;
  --c-z5: #E53935;

  /* Tło / siłownia */
  --c-bg-deep: #1A2845;
  --c-bg-floor: #1F3D45;
  --c-hud-bg: #0F1A2A;

  /* Hero / akcent */
  --c-hero-skin: #FFCBA4;
  --c-hero-outfit: #FF6B47;
  --c-text: #F5F0E8;
  --c-text-dim: rgba(245, 240, 232, 0.7);
  --c-gold: #FFD54F;

  /* Fonty */
  --font-display: 'Bebas Neue', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

html, body {
  width: 100%;
  height: 100%;
  background: var(--c-bg-deep);
  color: var(--c-text);
  font-family: var(--font-body);
  overflow: hidden;
  user-select: none;
}

body {
  min-width: 1024px;
  min-height: 600px;
}

/* Canvas — fills window, scaled to logical 1920x1080 in JS */
#game {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  display: block;
  background: linear-gradient(180deg, var(--c-bg-deep) 0%, var(--c-bg-floor) 100%);
}

/* Root — DOM-based UI overlays (splash, menu, plan picker, result) */
#root {
  position: fixed;
  inset: 0;
  z-index: 10;
  pointer-events: none;
}
#root > * {
  pointer-events: auto;
}
#root.hidden { display: none; }

.boot-fallback {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: 4px;
  color: var(--c-text-dim);
}

/* Wspólny styl scen DOM-based */
.scene {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px;
  background: radial-gradient(ellipse at center, rgba(255,107,71,0.08) 0%, transparent 60%),
              linear-gradient(135deg, var(--c-bg-deep) 0%, #0c1424 100%);
}

.scene h1 {
  font-family: var(--font-display);
  font-size: clamp(48px, 7vw, 96px);
  letter-spacing: 4px;
  background: linear-gradient(135deg, var(--c-text) 0%, var(--c-gold) 60%, var(--c-hero-outfit) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
  text-align: center;
}

.scene .subtitle {
  font-family: var(--font-display);
  font-size: clamp(14px, 1.6vw, 22px);
  letter-spacing: 6px;
  color: var(--c-text-dim);
  margin-bottom: 48px;
  text-transform: uppercase;
}

.scene .lead {
  max-width: 640px;
  text-align: center;
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-text-dim);
  margin-bottom: 40px;
}

.btn {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 18px 36px;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  transition: transform 0.18s cubic-bezier(0.16,1,0.3,1), box-shadow 0.18s, background 0.18s;
  margin: 6px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--c-hero-outfit) 0%, var(--c-gold) 100%);
  color: var(--c-hud-bg);
  box-shadow: 0 12px 32px -8px rgba(255,107,71,0.55);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px -10px rgba(255,107,71,0.7);
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--c-text);
  border: 1px solid rgba(255, 255, 255, 0.18);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: var(--c-gold);
}
.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
}

.btn-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

/* Plan picker karty */
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(260px, 320px));
  gap: 24px;
  margin-bottom: 32px;
}
.plan-card {
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  padding: 28px 24px;
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.16,1,0.3,1), border-color 0.2s, box-shadow 0.2s;
  text-align: left;
}
.plan-card:hover {
  transform: translateY(-6px);
  border-color: var(--c-gold);
  box-shadow: 0 20px 40px -12px rgba(0,0,0,0.5);
}
.plan-card.selected {
  border-color: var(--c-hero-outfit);
  background: rgba(255, 107, 71, 0.10);
}
.plan-card .plan-name {
  font-family: var(--font-display);
  font-size: 28px;
  letter-spacing: 2px;
  margin-bottom: 6px;
}
.plan-card .plan-meta {
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: 16px;
}
.plan-card .plan-desc {
  font-size: 14px;
  line-height: 1.5;
  color: var(--c-text-dim);
  margin-bottom: 16px;
}
.plan-card .plan-zones {
  display: flex;
  gap: 4px;
  height: 8px;
}
.plan-card .plan-zones span {
  flex: 1;
  border-radius: 2px;
}

.weight-row {
  display: flex;
  align-items: center;
  gap: 18px;
  margin: 24px 0 32px;
  font-family: var(--font-display);
  letter-spacing: 2px;
  font-size: 16px;
}
.weight-row input[type="range"] {
  width: 280px;
}
.weight-row .weight-value {
  font-size: 24px;
  color: var(--c-gold);
  min-width: 80px;
  text-align: center;
}

/* Toast (boundary, info) */
.toast {
  position: fixed;
  top: 32px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(15, 26, 42, 0.95);
  border: 1px solid var(--c-gold);
  border-radius: 12px;
  padding: 14px 24px;
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 2px;
  z-index: 100;
  transition: opacity 0.3s;
  pointer-events: none;
}
.toast.hidden {
  opacity: 0;
  pointer-events: none;
}

/* Result */
.result-table {
  width: 100%;
  max-width: 560px;
  margin: 24px 0;
  border-collapse: collapse;
}
.result-table th, .result-table td {
  padding: 10px 14px;
  text-align: left;
  font-size: 14px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.result-table th {
  font-family: var(--font-display);
  letter-spacing: 2px;
  color: var(--c-gold);
  font-size: 12px;
  text-transform: uppercase;
}
.result-table .compliance-good { color: var(--c-z1); font-weight: 600; }
.result-table .compliance-mid { color: var(--c-z3); font-weight: 600; }
.result-table .compliance-low { color: var(--c-z5); font-weight: 600; }

.result-summary {
  display: flex;
  gap: 48px;
  margin-bottom: 24px;
  text-align: center;
}
.result-summary .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.result-summary .stat .value {
  font-family: var(--font-display);
  font-size: 56px;
  letter-spacing: 2px;
  background: linear-gradient(135deg, var(--c-gold) 0%, var(--c-hero-outfit) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}
.result-summary .stat .label {
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--c-text-dim);
}

/* Status pill na splashu */
.status-pill {
  margin-top: 24px;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--c-text-dim);
  padding: 8px 18px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.status-pill.connected {
  color: var(--c-z1);
  border-color: var(--c-z1);
}
.status-pill.error {
  color: var(--c-z5);
  border-color: var(--c-z5);
}

.hidden { display: none !important; }