/**
 * 日文假名转换器样式 - 现代UI设计
 */

/* 全局容器样式 */
.pwt-kana-converter {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    max-width: 100%;
    margin: 0 auto;
    line-height: 1.6;
    color: #333;
}

/* 标题样式 */
.pwt-kana-converter .pwt-tool-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eaeaea;
}

.pwt-kana-converter .pwt-tool-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #2c3e50;
}

.pwt-kana-converter .pwt-tool-description {
    font-size: 1rem;
    color: #666;
    line-height: 1.5;
    margin-top: 0.5rem;
}

/* 加载指示器 */
.pwt-kana-converter .pwt-loader-container {
    text-align: center;
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 8px;
    background-color: #f9f9f9;
}

.pwt-kana-converter .pwt-loader {
    display: inline-block;
    width: 48px;
    height: 48px;
    border: 4px solid rgba(58, 123, 194, 0.15);
    border-radius: 50%;
    border-top-color: #3a7bc2;
    animation: pwt-kana-spin 1s ease-in-out infinite;
}

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

/* 控制面板样式 */
.pwt-kana-converter .pwt-kana-controls {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    border: 1px solid #eaeaea;
}

/* 表单组样式 */
.pwt-kana-converter .pwt-form-group {
    margin-bottom: 1.25rem;
}

.pwt-kana-converter .pwt-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 18px;
    color: #444;
}

/* 单选按钮组样式 */
.pwt-kana-converter .pwt-radio-group {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 0.5rem;
}

.pwt-kana-converter .pwt-radio-group label {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 0.3rem 0;
    font-size: 16px;
}

.pwt-kana-converter .pwt-radio-group input[type="radio"] {
    margin-right: 0.5rem;
    accent-color: #3a7bc2;
}

/* 下拉菜单样式 */
.pwt-kana-converter .pwt-select {
    width: 100%;
    max-width: 300px;
    padding: 0.6rem 0.75rem;
    border-radius: 6px;
    border: 1px solid #ddd;
    background-color: white;
    font-size: 1rem;
    color: #444;
    transition: border-color 0.15s ease-in-out;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23444' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 16px;
    padding-right: 2.5rem;
}

.pwt-kana-converter .pwt-select:focus {
    outline: none;
    border-color: #3a7bc2;
    box-shadow: 0 0 0 3px rgba(58, 123, 194, 0.1);
}

/* 复选框样式 */
.pwt-kana-converter .pwt-checkbox {
    display: flex;
    align-items: center;
    cursor: pointer;
    margin-top: 0.5rem;
    font-size: 16px;
}

.pwt-kana-converter .pwt-checkbox input[type="checkbox"] {
    margin-right: 0.5rem;
    accent-color: #3a7bc2;
}

/* 文本框样式 */
.pwt-kana-converter .pwt-textarea {
    width: 96%;
    resize: vertical;
    min-height: 120px;
    padding: 0.75rem;
    border-radius: 6px;
    border: 1px solid #ddd;
    font-size: 1rem;
    line-height: 1.6;
    font-family: inherit;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.pwt-kana-converter .pwt-textarea:focus {
    outline: none;
    border-color: #3a7bc2;
    box-shadow: 0 0 0 3px rgba(58, 123, 194, 0.1);
}

/* 按钮组样式 */
.pwt-kana-converter .pwt-button-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 1.5rem 0;
}

/* 按钮样式 */
.pwt-kana-converter .pwt-button {
    padding: 0.6rem 1.25rem;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 500;
    color: white;
    background-color: #3a7bc2;
    border: none;
    cursor: pointer;
    transition: background-color 0.15s ease-in-out, transform 0.1s ease;
    text-align: center;
    min-width: 100px;
}

.pwt-kana-converter .pwt-button:hover {
    background-color: #2d6eb5;
    transform: translateY(-1px);
}

.pwt-kana-converter .pwt-button:active {
    transform: translateY(0);
}

.pwt-kana-converter .pwt-button-secondary {
    background-color: #f2f2f2;
    color: #444;
    border: 1px solid #ddd;
}

.pwt-kana-converter .pwt-button-secondary:hover {
    background-color: #e5e5e5;
}

/* 禁用状态 */
.pwt-kana-converter .pwt-textarea:disabled {
    background-color: #f9f9f9;
    cursor: not-allowed;
    opacity: 0.8;
    color: #777;
}

.pwt-kana-converter .pwt-button:disabled {
    cursor: not-allowed;
    opacity: 0.65;
    background-color: #a0a0a0;
}

.pwt-kana-converter .pwt-button-secondary:disabled {
    background-color: #f2f2f2;
    color: #aaa;
}

/* 结果区域样式 */
.pwt-kana-converter #pwt-kana-output {
    background-color: #f9f9f9;
    border: 1px solid #e5e5e5;
    margin-top: 0.5rem;
}

/* 章节标题样式 */
.pwt-kana-converter .pwt-section-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 1.5rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #eee;
    color: #2c3e50;
}

/* 标签容器 */
.pwt-kana-converter .pwt-label-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* 字符计数器 */
.pwt-kana-converter .pwt-char-count {
    font-size: 0.9rem;
    color: #666;
    font-weight: normal;
}

/* 提示样式 */
.pwt-kana-converter .pwt-hint {
    font-size: 0.9rem;
    color: #666;
    margin-top: 0.4rem;
    display: inline-block;
    font-weight: normal;
}

.pwt-kana-converter .pwt-help-text {
    margin-top: 0.5rem;
}

/* 结果区域样式 */
.pwt-kana-converter .pwt-result-group {
    margin-top: 1.5rem;
}

/* 内容区块样式 */
.pwt-kana-converter .pwt-section {
    background-color: #fff;
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    border: 1px solid #eaeaea;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

/* 按钮图标 */
.pwt-kana-converter .pwt-btn-icon {
    margin-right: 0.5rem;
    display: inline-block;
    vertical-align: middle;
    font-size: 1rem;
}

/* 信息区域样式 */
.pwt-kana-converter .pwt-info-section {
    margin-top: 2rem;
}

/* 手风琴样式 */
.pwt-kana-converter .pwt-accordion {
    border: 1px solid #eaeaea;
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 1rem;
    font-size: 18px;
}

.pwt-kana-converter .pwt-accordion summary {
    background-color: #f8f9fa;
    padding: 1rem;
    cursor: pointer;
    font-weight: 500;
    color: #444;
    position: relative;
    outline: none;
    list-style: none;
    display: flex;
    align-items: center;
    transition: background-color 0.15s ease;
    font-size: 16px;
}

.pwt-kana-converter .pwt-accordion summary::-webkit-details-marker {
    display: none;
}

.pwt-kana-converter .pwt-accordion summary::after {
    content: '⯆';
    font-size: 0.8rem;
    margin-left: auto;
    color: #888;
    transition: transform 0.15s ease;
}

.pwt-kana-converter .pwt-accordion[open] summary::after {
    transform: rotate(180deg);
}

.pwt-kana-converter .pwt-accordion summary:hover {
    background-color: #f2f2f2;
}

.pwt-kana-converter .pwt-accordion-content {
    padding: 1rem;
    background-color: #fff;
    border-top: 1px solid #eaeaea;
}

.pwt-kana-converter .pwt-accordion-content h5 {
    font-size: 1rem;
    margin: 1rem 0 0.5rem;
    color: #333;
}

.pwt-kana-converter .pwt-accordion-content ul {
    padding-left: 1.5rem;
    margin: 0.5rem 0;
}

.pwt-kana-converter .pwt-accordion-content li {
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

/* 复制成功提示样式 - 更新 */
.pwt-kana-converter .pwt-copy-success {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: #3a7bc2;
    color: white;
    padding: 12px 16px;
    border-radius: 6px;
    font-size: 0.95rem;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    animation: pwt-kana-fade 2s forwards;
    display: flex;
    align-items: center;
}

.pwt-kana-converter .pwt-copy-success::before {
    content: '✓';
    margin-right: 8px;
    font-weight: bold;
}

/* 响应式样式 */
@media (max-width: 768px) {
    .pwt-kana-converter .pwt-kana-controls {
        padding: 1.25rem;
    }
    
    .pwt-kana-converter .pwt-radio-group {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .pwt-kana-converter .pwt-button-group {
        flex-direction: column;
        width: 100%;
    }
    
    .pwt-kana-converter .pwt-button {
        width: 100%;
    }
    
    .pwt-kana-converter .pwt-tool-title {
        font-size: 1.5rem;
    }
    
    .pwt-kana-converter .pwt-textarea {
        min-height: 100px;
        width: 90%;
    }
}

/* 最小屏幕尺寸适配 */
@media (max-width: 480px) {
    .pwt-kana-converter .pwt-kana-controls {
        padding: 1rem;
    }
    
    .pwt-kana-converter .pwt-select {
        max-width: 100%;
    }
    
    .pwt-kana-converter .pwt-section {
        padding: 1rem;
    }
    
    .pwt-kana-converter .pwt-section-title {
        font-size: 1.1rem;
    }
    
    .pwt-kana-converter .pwt-accordion summary {
        padding: 0.75rem;
    }
}