:root {
  --primary: #c0392b; /* A soft, elegant red for grill */
  --secondary: #e74c3c;
  --bg: #f8f9fa;
  --card-bg: #ffffff;
  --text-main: #2c3e50;
  --text-muted: #7f8c8d;
  --border: #e0e6ed;
  --radius: 12px;
  --shadow: 0 4px 15px rgba(0,0,0,0.05);
}

body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg);
  color: var(--text-main);
}

.app {
  max-width: 600px;
  margin: 0 auto;
  padding: 20px 15px;
}

h1 {
  text-align: center;
  color: var(--primary);
  margin-bottom: 25px;
  font-weight: 700;
}

.card {
  background: var(--card-bg);
  padding: 20px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

input, select {
  width: 100%;
  padding: 12px;
  margin-top: 8px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 15px;
  box-sizing: border-box;
  background-color: #fbfbfc;
  transition: border-color 0.2s;
}

input:focus, select:focus {
  outline: none;
  border-color: var(--primary);
}

.order-item {
  background: var(--card-bg);
  padding: 18px;
  margin-bottom: 15px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  position: relative;
}

.price, .desc, .item-total {
  margin-top: 10px;
  font-size: 15px;
  color: var(--text-muted);
}

.item-total {
  font-weight: 600;
  color: var(--primary);
}

.summary {
  text-align: center;
  font-size: 20px;
  margin: 20px 0;
  font-weight: bold;
}

.summary span {
  color: var(--primary);
}

.btn {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.1s, background-color 0.2s;
}

.btn:active {
  transform: scale(0.98);
}

.add {
  background: #cbd5e1;
  color: #334155;
  margin-bottom: 20px;
}

.add:hover {
  background: #94a3b8;
  color: white;
}

.save {
  background: var(--primary);
  color: white;
}

.save:hover {
  background: var(--secondary);
}

@media (max-width: 480px) {
  .app {
    padding: 10px;
  }
}