/* 시험 신청 페이지 전용 스타일 */

/* Page Header */
.page-header {
    background: white;
    border-bottom: 1px solid #e9ecef;
}

.page-header .nav-tabs {
    border-bottom: none;
}

.page-header .nav-link {
    padding: 0.75rem 1.5rem;
    margin-right: 1rem;
    background: none;
    border: none;
    color: #6c757d;
    white-space: nowrap;
    transition: all 0.3s ease;
}

.page-header .nav-link:hover {
    color: #007bff;
}

.page-header .nav-link.active {
    color: #007bff;
    border-bottom: 2px solid #007bff !important;
}

/* 시험 신청 섹션 */
.exam-section {
    min-height: 60vh;
}

.exam-section h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 2rem;
    text-align: center;
}

.exam-section h2 {
    font-size: 1.75rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 1.5rem;
}

.exam-section .lead {
    font-size: 1.1rem;
    color: #4a5568;
    line-height: 1.6;
}

/* 콘텐츠 본문 스타일 */
.content-body {
    color: #4a5568;
    line-height: 1.6;
    font-size: 1rem;
}

.content-body h1, .content-body h2, .content-body h3, .content-body h4, .content-body h5, .content-body h6 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: #2d3748;
    font-weight: 600;
}

.content-body h1 {
    font-size: 2rem;
    border-bottom: 2px solid #007bff;
    padding-bottom: 0.5rem;
}

.content-body h2 {
    font-size: 1.5rem;
    color: #007bff;
}

.content-body h3 {
    font-size: 1.3rem;
}

.content-body p {
    margin-bottom: 1rem;
    text-align: justify;
}

.content-body img {
    max-width: 100%;
    height: auto;
    margin: 1.5rem 0;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.content-body ul, .content-body ol {
    margin: 1rem 0;
    padding-left: 2rem;
}

.content-body li {
    margin-bottom: 0.5rem;
}

.content-body blockquote {
    border-left: 4px solid #007bff;
    padding-left: 1.5rem;
    margin: 1.5rem 0;
    color: #6c757d;
    font-style: italic;
    background-color: #f8f9fa;
    padding: 1rem 1.5rem;
    border-radius: 4px;
}

.content-body table {
    width: 100%;
    margin: 1.5rem 0;
    border-collapse: collapse;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.content-body table th, .content-body table td {
    padding: 0.75rem;
    border: 1px solid #dee2e6;
    text-align: left;
    vertical-align: top;
}

.content-body table th {
    background-color: #007bff;
    color: white;
    font-weight: 600;
    text-align: center;
}

.content-body table tr:nth-child(even) {
    background-color: #f8f9fa;
}

.content-body table tr:hover {
    background-color: #e3f2fd;
}

/* 강조 박스 */
.content-body .highlight-box {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
}

.content-body .info-box {
    background-color: #e3f2fd;
    border-left: 4px solid #2196f3;
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: 4px;
}

.content-body .warning-box {
    background-color: #fff3e0;
    border-left: 4px solid #ff9800;
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: 4px;
}

.content-body .success-box {
    background-color: #e8f5e8;
    border-left: 4px solid #4caf50;
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: 4px;
}

/* 버튼 스타일 */
.content-body .btn-exam {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 25px;
    text-decoration: none;
    display: inline-block;
    margin: 0.5rem 0.5rem 0.5rem 0;
    transition: transform 0.3s ease;
}

.content-body .btn-exam:hover {
    transform: translateY(-2px);
    color: white;
    text-decoration: none;
}

/* 단계별 안내 */
.content-body .step-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0;
}

.content-body .step-item {
    flex: 1;
    min-width: 200px;
    background: white;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.content-body .step-item:hover {
    border-color: #007bff;
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.content-body .step-number {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: #007bff;
    color: white;
    border-radius: 50%;
    line-height: 40px;
    font-weight: bold;
    margin-bottom: 1rem;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .page-header .nav-link {
        padding: 0.5rem 0.75rem;
        margin-right: 0.5rem;
        font-size: 0.9rem;
    }
    
    .exam-section h1 {
        font-size: 2rem;
    }
    
    .exam-section h2 {
        font-size: 1.5rem;
    }
    
    .content-body h1 {
        font-size: 1.75rem;
    }
    
    .content-body h2 {
        font-size: 1.4rem;
    }
    
    .content-body .step-container {
        flex-direction: column;
    }
    
    .content-body .step-item {
        min-width: auto;
    }
}

@media (max-width: 576px) {
    .page-header .nav-tabs {
        flex-wrap: wrap;
    }
    
    .page-header .nav-link {
        padding: 0.5rem 0.5rem;
        margin-right: 0.25rem;
        margin-bottom: 0.5rem;
        font-size: 0.8rem;
    }
    
    .exam-section h1 {
        font-size: 1.75rem;
    }
    
    .content-body {
        font-size: 0.95rem;
    }
    
    .content-body table {
        font-size: 0.8rem;
    }
    
    .content-body table th, .content-body table td {
        padding: 0.5rem;
    }
}

/* 로딩 애니메이션 */
.content-loading {
    text-align: center;
    padding: 3rem;
    color: #6c757d;
}

.content-loading .spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 접근성 개선 */
.content-body a {
    color: #007bff;
    text-decoration: underline;
}

.content-body a:hover {
    color: #0056b3;
}

.content-body a:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

/* 프린트 스타일 */
@media print {
    .page-header .nav-tabs {
        display: none;
    }
    
    .exam-content-section {
        display: block !important;
    }
    
    .content-body {
        color: black;
    }
    
    .content-body .highlight-box,
    .content-body .info-box,
    .content-body .warning-box,
    .content-body .success-box {
        background: none !important;
        border: 1px solid #ccc;
    }
}