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

body {
    font-family: 'Noto Sans JP', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
}

.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.header {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1.5rem 0;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.tagline {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    font-weight: 300;
}

.main-content {
    flex: 1;
    padding: 2rem;
}

.dashboard {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    gap: 2rem;
}

.service-input-section {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    animation: slideUp 0.6s ease-out;
}

.section-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #2d3748;
}

.input-group {
    margin-bottom: 1.5rem;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #4a5568;
}

.input-group input,
.input-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.input-group input:focus,
.input-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.input-group textarea {
    min-height: 100px;
    resize: vertical;
}

.analyze-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.analyze-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.results-section,
.action-plan-section {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    animation: slideUp 0.6s ease-out;
}

.tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    border-bottom: 2px solid #e2e8f0;
}

.tab-btn {
    background: none;
    border: none;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
    color: #718096;
}

.tab-btn.active {
    color: #667eea;
    border-bottom-color: #667eea;
}

.tab-btn:hover {
    color: #667eea;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

.suggestion-cards {
    display: grid;
    gap: 1.5rem;
}

.suggestion-card {
    background: #f7fafc;
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 4px solid #667eea;
    transition: all 0.3s ease;
}

.suggestion-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.suggestion-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #2d3748;
}

.suggestion-card p {
    color: #4a5568;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.suggestion-card .priority {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.priority.high {
    background: #fed7d7;
    color: #c53030;
}

.priority.medium {
    background: #feebc8;
    color: #dd6b20;
}

.priority.low {
    background: #c6f6d5;
    color: #2f855a;
}

.timeline {
    display: grid;
    gap: 1rem;
}

.timeline-item {
    background: #f7fafc;
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 4px solid #667eea;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -8px;
    top: 1.5rem;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #667eea;
}

.timeline-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #2d3748;
}

.timeline-item .period {
    background: #667eea;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 500;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.export-btn {
    background: #48bb78;
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 2rem;
}

.export-btn:hover {
    background: #38a169;
    transform: translateY(-2px);
}

.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: #667eea;
    font-weight: 500;
}

.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid #e2e8f0;
    border-top: 3px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@media (max-width: 768px) {
    .tabs {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        flex: 1;
        min-width: calc(50% - 0.5rem);
    }
    
    .main-content {
        padding: 1rem;
    }
    
    .service-input-section,
    .results-section,
    .action-plan-section {
        padding: 1.5rem;
    }
}