/* Diary App 전용 CSS */

/* 대시보드 스타일 */
.diary-dashboard {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 2rem 0;
}

.dashboard-content {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 2rem;
    margin: 0 auto;
    max-width: 1200px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

/* 통계 카드 */
.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
    color: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.stat-card:hover::before {
    transform: scale(1.2);
}

.stat-card.bg-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.stat-card.bg-success {
    background: linear-gradient(135deg, #56ab2f 0%, #a8e6cf 100%);
}

.stat-card.bg-warning {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.stat-card.bg-info {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.stat-content {
    position: relative;
    z-index: 2;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 기능 카드 */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.feature-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.feature-card h4 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-weight: 600;
}

.feature-card p {
    color: #7f8c8d;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

/* 폼 스타일 */
.form-modern {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.form-floating {
    margin-bottom: 1.5rem;
}

.form-floating input,
.form-floating select {
    border: 2px solid #e9ecef;
    border-radius: 12px;
    padding: 1rem 0.75rem;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-floating input:focus,
.form-floating select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.form-floating label {
    color: #6c757d;
    font-weight: 500;
}

/* 버튼 스타일 */
.btn-modern {
    border-radius: 12px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-modern:hover::before {
    left: 100%;
}

.btn-modern-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-modern-success {
    background: linear-gradient(135deg, #56ab2f 0%, #a8e6cf 100%);
    color: white;
    box-shadow: 0 5px 15px rgba(86, 171, 47, 0.4);
}

/* 테이블 스타일 */
.table-modern {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.table-modern thead {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.table-modern thead th {
    border: none;
    padding: 1.5rem 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.table-modern tbody td {
    padding: 1rem;
    border-top: 1px solid #f8f9fa;
    vertical-align: middle;
}

.table-modern tbody tr:hover {
    background-color: #f8f9fa;
}

/* 알림 스타일 */
.alert-modern {
    border: none;
    border-radius: 12px;
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.alert-modern-success {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border-left: 4px solid #28a745;
}

.alert-modern-error {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border-left: 4px solid #dc3545;
}

/* 프로그레스 바 */
.progress-modern {
    height: 8px;
    border-radius: 10px;
    background-color: #e9ecef;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.progress-modern .progress-bar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    transition: width 0.6s ease;
}

/* 로딩 애니메이션 */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .diary-dashboard {
        padding: 1rem 0;
    }
    
    .dashboard-content {
        margin: 0 1rem;
        padding: 1.5rem;
        border-radius: 15px;
    }
    
    .stats-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .feature-card {
        padding: 2rem;
    }
}

/* 다크 모드 지원 */
@media (prefers-color-scheme: dark) {
    .dashboard-content {
        background: rgba(33, 37, 41, 0.95);
        color: #f8f9fa;
    }
    
    .feature-card {
        background: #495057;
        color: #f8f9fa;
    }
    
    .form-modern {
        background: #495057;
    }
    
    .table-modern {
        background: #495057;
        color: #f8f9fa;
    }
}