/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 基础样式 */
body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    padding: 2rem 0;
    margin-bottom: 2rem;
    border-radius: 0 0 20px 20px;
}

.header-content {
    text-align: center;
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    color: #4a5568;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.logo i {
    color: #667eea;
    font-size: 2.8rem;
}

.subtitle {
    font-size: 1.1rem;
    color: #718096;
    font-weight: 400;
}

/* 主要内容区域 */
.main-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

/* 表单区域 */
.name-form-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
}

.section-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-title i {
    color: #667eea;
}

/* 表单样式 */
.name-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-weight: 500;
    color: #4a5568;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
}

.form-label i {
    color: #667eea;
    width: 16px;
}

.form-input,
.form-select {
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #fff;
}

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

/* 复选框组 */
.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    margin-top: 0.5rem;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

.checkbox-item:hover {
    background-color: #f7fafc;
}

.checkbox-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #667eea;
}

.checkbox-text {
    font-size: 0.9rem;
    color: #4a5568;
}

/* 提交按钮 */
.submit-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;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
}

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

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* 结果区域 */
.results-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.results-container {
    max-width: 1000px;
    margin: 0 auto;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #e2e8f0;
}

.results-info {
    font-size: 1.1rem;
    font-weight: 600;
    color: #4a5568;
}

.export-btn {
    background: #48bb78;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.export-btn:hover {
    background: #38a169;
    transform: translateY(-1px);
}

/* 名字网格 */
.names-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}

.name-card {
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.name-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
}

.name-card:hover::before {
    left: 100%;
}

.name-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border-color: #667eea;
}

.name-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 0.5rem;
}

.name-surname {
    color: #667eea;
    font-weight: 600;
}

.name-given {
    color: #2d3748;
}

.name-info {
    font-size: 0.9rem;
    color: #718096;
    margin-bottom: 0.5rem;
}

.name-meaning-preview {
    font-size: 0.8rem;
    color: #a0aec0;
    font-style: italic;
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.name-gender {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-top: 0.5rem;
}

.name-gender.boy {
    background: #bee3f8;
    color: #2b6cb0;
}

.name-gender.girl {
    background: #fbb6ce;
    color: #b83280;
}

.name-gender.common {
    background: #c6f6d5;
    color: #276749;
}

/* 名字详情模态框样式 */
.name-detail-modal {
    max-width: 600px;
    width: 95%;
}

.name-detail-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.name-display {
    text-align: center;
    padding: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    color: white;
}

.full-name {
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.5rem;
}

.name-gender-detail {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.name-breakdown {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 1rem 0;
}

.character-item {
    text-align: center;
    flex: 1;
}

.character {
    font-size: 2rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 0.5rem;
    padding: 0.5rem;
    background: #f7fafc;
    border-radius: 8px;
    border: 2px solid #e2e8f0;
}

.character-meaning {
    font-size: 0.8rem;
    color: #718096;
    font-weight: 500;
}

.name-meaning,
.name-source,
.name-stroke {
    background: #f7fafc;
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid #667eea;
}

.name-meaning h4,
.name-source h4,
.name-stroke h4 {
    color: #2d3748;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.name-meaning h4 i,
.name-source h4 i,
.name-stroke h4 i {
    color: #667eea;
}

.name-meaning p,
.name-source p {
    color: #4a5568;
    line-height: 1.6;
    margin: 0;
}

.stroke-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.5rem;
}

.stroke-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem;
    background: white;
    border-radius: 6px;
    border: 1px solid #e2e8f0;
}

.stroke-label {
    font-size: 0.9rem;
    color: #4a5568;
    font-weight: 500;
}

.stroke-value {
    font-size: 1rem;
    font-weight: 700;
    color: #667eea;
}

.name-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.action-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.copy-btn {
    background: #48bb78;
    color: white;
}

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

.favorite-btn {
    background: #ed64a6;
    color: white;
}

.favorite-btn:hover {
    background: #d53f8c;
    transform: translateY(-2px);
}

.favorite-btn.favorited {
    background: #e53e3e;
}

.favorite-btn.favorited:hover {
    background: #c53030;
}

/* 特色介绍区域 */
.features-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 3rem 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.features-container {
    max-width: 1000px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    text-align: center;
    padding: 2rem 1rem;
    border-radius: 15px;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.feature-icon i {
    font-size: 1.5rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: #718096;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* 页脚 */
.footer {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px 20px 0 0;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.1);
}

.footer-content {
    max-width: 800px;
    margin: 0 auto;
}

.footer-content p {
    color: #718096;
    margin-bottom: 1rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.footer-links a {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #764ba2;
}

/* 加载动画 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-spinner {
    text-align: center;
    color: white;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

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

.loading-spinner p {
    font-size: 1.1rem;
    font-weight: 500;
}

/* 模态框 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    border-radius: 15px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid #e2e8f0;
}

.modal-header h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #2d3748;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #718096;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: #f7fafc;
    color: #4a5568;
}

.modal-body {
    padding: 1.5rem;
}

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

.modal-body h4 {
    color: #2d3748;
    font-weight: 600;
    margin: 1.5rem 0 0.5rem;
}

.modal-body ul {
    color: #4a5568;
    padding-left: 1.5rem;
}

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

.contact-info {
    margin-top: 1rem;
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.contact-info i {
    color: #667eea;
    width: 16px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .logo {
        font-size: 2rem;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .logo i {
        font-size: 2.2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .checkbox-group {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }
    
    .names-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
    
    .results-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 1.5rem 0;
    }
    
    .name-form-section,
    .results-section,
    .features-section {
        padding: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .name-text {
        font-size: 1.3rem;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.name-card {
    animation: fadeInUp 0.5s ease forwards;
}

.name-card:nth-child(1) { animation-delay: 0.1s; }
.name-card:nth-child(2) { animation-delay: 0.2s; }
.name-card:nth-child(3) { animation-delay: 0.3s; }
.name-card:nth-child(4) { animation-delay: 0.4s; }
.name-card:nth-child(5) { animation-delay: 0.5s; }
.name-card:nth-child(6) { animation-delay: 0.6s; }
.name-card:nth-child(7) { animation-delay: 0.7s; }
.name-card:nth-child(8) { animation-delay: 0.8s; }
.name-card:nth-child(9) { animation-delay: 0.9s; }
.name-card:nth-child(10) { animation-delay: 1.0s; }

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #667eea;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #764ba2;
}