:root {
  --bg: #090806;
  --panel: rgba(20, 16, 10, 0.94);
  --panel-2: rgba(30, 23, 12, 0.92);
  --border: rgba(214, 177, 84, 0.24);
  --text: #f8f1de;
  --muted: #c9b98d;
  --gold: #d6b154;
  --gold-2: #f3d98b;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --radius: 22px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(214, 177, 84, 0.18), transparent 30%),
    linear-gradient(180deg, #120f08 0%, #090806 100%);
}

.app-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

.hero {
  padding: 28px;
  margin-bottom: 20px;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 6px);
  background: linear-gradient(145deg, rgba(28, 20, 10, 0.98), rgba(12, 10, 7, 0.92));
  box-shadow: var(--shadow);
}

.hero-badge {
  display: inline-block;
  padding: 8px 12px;
  margin-bottom: 12px;
  border: 1px solid rgba(243, 217, 139, 0.25);
  border-radius: 999px;
  color: var(--gold-2);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 { margin: 0 0 8px; font-size: clamp(2rem, 5vw, 3.2rem); }
.hero p { margin: 0; color: var(--muted); max-width: 720px; }

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}

.card {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.controls-card { grid-column: span 4; }
.results-card, .history-card { grid-column: span 8; }
.history-card { grid-column: span 12; }

h2 { margin-top: 0; margin-bottom: 16px; font-size: 1.15rem; }
.controls { display: grid; gap: 16px; }
label { display: grid; gap: 8px; color: var(--muted); font-size: 0.95rem; }
select, input {
  width: 100%;
  border: 1px solid rgba(214, 177, 84, 0.22);
  border-radius: 14px;
  padding: 14px 16px;
  background: rgba(8, 7, 5, 0.88);
  color: var(--text);
  font-size: 1rem;
}

.button-row, .section-head {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.btn {
  border: 1px solid transparent;
  border-radius: 14px;
  padding: 12px 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
}

.btn:hover { transform: translateY(-1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.btn-primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  color: #1b1408;
  box-shadow: 0 10px 30px rgba(214, 177, 84, 0.28);
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border-color: rgba(214, 177, 84, 0.18);
}
.btn-accent {
  background: #1a150d;
  color: var(--gold-2);
  border-color: rgba(243, 217, 139, 0.25);
}
.btn-small { padding: 10px 12px; font-size: 0.9rem; }

.install-panel {
  margin-top: 18px;
  padding: 16px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  border-radius: 16px;
  border: 1px solid rgba(243, 217, 139, 0.16);
  background: rgba(243, 217, 139, 0.06);
}
.install-panel p { margin: 6px 0 0; color: var(--muted); }

.results-list, .history-list {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.number-set, .history-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(214, 177, 84, 0.12);
}

.set-label, .history-meta {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.92rem;
}

.history-numbers { margin: 0; color: var(--text); }
.balls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.ball {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, var(--gold-2), var(--gold));
  color: #1f170a;
  font-weight: 800;
  box-shadow: inset 0 2px 3px rgba(255,255,255,0.35), 0 8px 20px rgba(214, 177, 84, 0.25);
}

.empty-state {
  padding: 18px;
  border-radius: 16px;
  color: var(--muted);
  background: rgba(255,255,255,0.025);
  border: 1px dashed rgba(214,177,84,0.15);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(140%);
  padding: 12px 16px;
  border-radius: 999px;
  background: #1b160d;
  color: var(--gold-2);
  border: 1px solid rgba(243,217,139,0.24);
  box-shadow: var(--shadow);
  transition: transform 0.25s ease;
}
.toast.show { transform: translateX(-50%) translateY(0); }

@media (max-width: 900px) {
  .controls-card, .results-card, .history-card { grid-column: span 12; }
}

@media (max-width: 600px) {
  .app-shell { width: min(100% - 20px, 1120px); padding-top: 20px; }
  .card, .hero { padding: 18px; }
  .number-set, .history-item, .install-panel { align-items: flex-start; flex-direction: column; }
  .button-row .btn, .section-head .btn { width: 100%; }
  .button-row, .section-head { display: grid; }
}