/* style.css */
:root {
  --bg-color: #ffffff; 
  --surface-color: #ffffff;
  --primary-color: #3b82f6;
  --text-color: #111827;
  
  --input-height: 80px; /* 데스크톱/모바일 호환을 위해 살짝 조정 */
  --btn-height: 90px;
  --row-gap: 24px;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* 공통 입력창 스타일 */
.input-row {
  margin-bottom: var(--row-gap);
  display: flex;
  flex-direction: column;
}

.input-label {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: #374151;
}

.form-input, .form-select {
  width: 100%;
  height: var(--input-height);
  font-size: 1.25rem;
  padding: 0 20px;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  background-color: #f9fafb;
  transition: all 0.2s;
}

.form-input:focus, .form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

/* 공통 버튼 스타일 */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: var(--btn-height);
  font-size: 1.5rem;
  font-weight: 700;
  border-radius: 12px;
  cursor: pointer;
  border: none;
  transition: transform 0.1s, opacity 0.2s;
}

.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background-color: var(--primary-color); color: white; }
.btn-secondary { background-color: #e5e7eb; color: #374151; }
.btn-danger { background-color: #ef4444; color: white; }