/* ===== 전역 스타일 ===== */
:root {
  --primary: #0d47a1;
  --primary-light: #5472d3;
  --primary-dark: #002171;
  --secondary: #b8860b;
  --success: #4caf50;
  --warning: #ff9800;
  --danger: #f44336;
  --light: #f8f9fa;
  --dark: #212529;
  --gray: #6c757d;
  --light-gray: #e9ecef;
}

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

body {
  font-family: 'Noto Sans KR', sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f5f5f5;
}

/* 버튼 스타일 */
.btn {
  display: inline-block;
  padding: 8px 16px;
  border: none;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  text-align: center;
  transition: all 0.3s ease;
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
}

.btn-secondary {
  background-color: var(--secondary);
  color: white;
}

.btn-secondary:hover {
  background-color: #996e09;
}

/* 폼 스타일 */
.form-group {
  margin-bottom: 1rem;
}

.form-control {
  width: 100%;
  padding: 10px;
  border: 1px solid #ced4da;
  border-radius: 4px;
  font-size: 14px;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

/* 카드 스타일 */
.card {
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 20px;
  margin-bottom: 20px;
}

/* 컨테이너 */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

/* 헤더 */
.header {
  background-color: white;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 15px 0;
  margin-bottom: 30px;
}

/* 푸터 */
.footer {
  background-color: var(--dark);
  color: white;
  padding: 20px 0;
  text-align: center;
  margin-top: 30px;
}

/* 반응형 */
@media (max-width: 768px) {
  .container {
    padding: 0 10px;
  }
  
  .btn {
    padding: 6px 12px;
    font-size: 13px;
  }
}

/* 유틸리티 클래스 */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }