/* 语音转文字工具样式 - 延续 NavHub 清新简约设计 - 紧凑布局优化版 */

:root {
    /* NavHub 配色方案 */
    --primary-bg: #f8f9fa;
    --card-white: #ffffff;
    --text-black: #2c3e50;
    --text-gray: #6c757d;
    --border-color: #2c3e50;

    /* 功能色 */
    --blue-light: #E3F2FD;
    --blue-deep: #2196F3;
    --green-light: #E8F5E9;
    --green-deep: #4CAF50;
    --red-light: #FFEBEE;
    --red-deep: #F44336;
    --yellow-light: #FFF9C4;
    --yellow-deep: #FFC107;
    --purple-light: #F3E5F5;
    --purple-deep: #9C27B0;
    --orange-light: #FFF3E0;
    --orange-deep: #FF9800;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background-color: var(--primary-bg);
    color: var(--text-black);
    line-height: 1.5;
}

/* 顶部导航 - 更紧凑 */
.header {
    background-color: var(--card-white);
    border-bottom: 2px solid var(--border-color);
    padding: 0.5rem 1.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.back-btn {
    background: linear-gradient(135deg, var(--purple-light), #E1BEE7);
    border: 2px solid var(--border-color);
    border-radius: 6px;
    padding: 0.35rem 0.75rem;
    text-decoration: none;
    color: var(--text-black);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.back-btn:hover {
    transform: translateY(-2px);
    box-shadow: 3px 3px 0 var(--border-color);
}

.page-title {
    font-size: 1.2rem;
    font-weight: 700;
}

.header-placeholder {
    width: 80px;
}

/* 主内容区 - 紧凑布局 */
.main-content {
    max-width: 1600px;
    margin: 0.75rem auto;
    padding: 0 1rem;
    height: calc(100vh - 60px);
    overflow: hidden;
}

/* 四区域网格布局 */
.converter-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 0.75rem;
    height: 100%;
}

/* 卡片样式 - 紧凑版 */
.panel-card {
    background-color: var(--card-white);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    box-shadow: 4px 4px 0 rgba(44, 62, 80, 0.1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.panel-card h2 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-black);
    flex-shrink: 0;
}

.panel-card h3 {
    font-size: 0.9rem;
    margin: 0.5rem 0 0.4rem;
    color: var(--text-black);
}

/* 上传区域 - 紧凑版 */
.upload-zone {
    border: 2px dashed var(--purple-deep);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    background: linear-gradient(135deg, var(--purple-light), #E1BEE7);
    cursor: pointer;
    transition: all 0.3s ease;
}

.upload-zone:hover {
    background: linear-gradient(135deg, #E1BEE7, var(--purple-light));
    border-color: var(--border-color);
}

.upload-icon {
    font-size: 2rem;
    margin-bottom: 0.3rem;
}

.upload-text {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-black);
    margin-bottom: 0.2rem;
}

.upload-hint {
    font-size: 0.75rem;
    color: var(--text-gray);
    margin-bottom: 0.5rem;
}

.upload-btn {
    background: linear-gradient(135deg, var(--purple-deep), #AB47BC);
    color: white;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    padding: 0.4rem 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.upload-btn:hover {
    transform: translateY(-2px);
    box-shadow: 3px 3px 0 var(--border-color);
}

/* 文件信息 - 紧凑版 */
.preview-section {
    margin: 0.5rem 0;
}

.file-info {
    background: linear-gradient(135deg, var(--orange-light), #FFE0B2);
    border: 2px solid var(--border-color);
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    margin-bottom: 0.5rem;
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 0.2rem 0;
    font-size: 0.8rem;
}

.info-label {
    font-weight: 600;
    color: var(--text-black);
}

.info-value {
    color: var(--text-gray);
}

/* 音频播放器 - 紧凑版 */
.audio-player {
    margin-top: 0.5rem;
}

.audio-player audio {
    width: 100%;
    height: 32px;
    border-radius: 6px;
}

/* 处理设置 - 紧凑版 */
.process-settings {
    margin-top: 0.5rem;
}

.setting-item {
    margin: 0.4rem 0;
}

.setting-item label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-black);
    font-size: 0.85rem;
}

.language-select {
    width: 100%;
    padding: 0.4rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    background-color: var(--card-white);
    font-size: 0.85rem;
    cursor: pointer;
}

.setting-item input[type="checkbox"] {
    margin-right: 0.4rem;
    width: 14px;
    height: 14px;
    cursor: pointer;
}

.process-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--green-deep), #66BB6A);
    color: white;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    padding: 0.5rem;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    margin-top: 0.5rem;
    transition: all 0.3s ease;
}

.process-btn:hover {
    transform: translateY(-2px);
    box-shadow: 3px 3px 0 var(--border-color);
}

.process-btn:disabled {
    background: linear-gradient(135deg, #BDBDBD, #9E9E9E);
    cursor: not-allowed;
    opacity: 0.6;
}

/* 状态占位符 - 紧凑版 */
.status-placeholder {
    text-align: center;
    padding: 1.5rem 1rem;
    color: var(--text-gray);
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.placeholder-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

/* 进度条 - 紧凑版 */
.progress-container {
    padding: 1rem;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.85rem;
}

.progress-bar {
    width: 100%;
    height: 20px;
    background-color: var(--purple-light);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--purple-deep), #AB47BC);
    border-radius: 8px;
    transition: width 0.3s ease;
    width: 0%;
}

.progress-tip {
    text-align: center;
    color: var(--text-gray);
    margin-top: 0.5rem;
    font-size: 0.8rem;
}

/* 成功结果 - 紧凑版 */
.success-result {
    padding: 0.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.success-header {
    text-align: center;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.success-icon {
    font-size: 1.5rem;
}

.success-header h3 {
    color: var(--green-deep);
    margin: 0;
    font-size: 1rem;
}

.result-text-container {
    border: 2px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.result-header {
    display: flex;
    justify-content: space-between;
    padding: 0.4rem 0.75rem;
    background: linear-gradient(135deg, var(--purple-light), #E1BEE7);
    font-weight: 600;
    font-size: 0.85rem;
}

.char-count {
    color: var(--text-gray);
    font-size: 0.8rem;
}

.result-text {
    width: 100%;
    flex: 1;
    min-height: 80px;
    padding: 0.5rem;
    border: none;
    font-size: 0.85rem;
    line-height: 1.6;
    resize: none;
    font-family: inherit;
}

.result-text:focus {
    outline: none;
}

.result-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
    flex-wrap: wrap;
}

.copy-btn,
.download-btn,
.new-process-btn {
    padding: 0.4rem 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    flex: 1;
    min-width: fit-content;
}

.copy-btn {
    background: linear-gradient(135deg, var(--blue-light), #BBDEFB);
    color: var(--text-black);
}

.download-btn {
    background: linear-gradient(135deg, var(--green-deep), #66BB6A);
    color: white;
}

.new-process-btn {
    background: linear-gradient(135deg, var(--orange-light), #FFE0B2);
    color: var(--text-black);
}

.copy-btn:hover,
.download-btn:hover,
.new-process-btn:hover {
    transform: translateY(-2px);
    box-shadow: 3px 3px 0 var(--border-color);
}

/* 错误结果 - 紧凑版 */
.error-result {
    text-align: center;
    padding: 1rem;
}

.error-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.error-result h3 {
    color: var(--red-deep);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.error-message {
    background: linear-gradient(135deg, var(--red-light), #FFCDD2);
    border: 2px solid var(--border-color);
    border-radius: 6px;
    padding: 0.5rem;
    margin: 0.5rem 0;
    color: var(--red-deep);
    font-weight: 600;
    font-size: 0.85rem;
}

.retry-btn {
    background: linear-gradient(135deg, var(--yellow-deep), #FFD54F);
    color: var(--text-black);
    border: 2px solid var(--border-color);
    border-radius: 6px;
    padding: 0.5rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 0.5rem;
    transition: all 0.3s ease;
}

.retry-btn:hover {
    transform: translateY(-2px);
    box-shadow: 3px 3px 0 var(--border-color);
}

/* 转换历史 - 紧凑版，独立卡片 */
.history-card {
    margin-top: 0;
}

.history-list {
    flex: 1;
    overflow-y: auto;
    max-height: none;
}

.no-history {
    text-align: center;
    color: var(--text-gray);
    padding: 1rem;
    font-size: 0.85rem;
}

.history-item {
    background: linear-gradient(135deg, var(--purple-light), #E1BEE7);
    border: 2px solid var(--border-color);
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.history-item:hover {
    transform: translateX(3px);
}

.history-filename {
    font-weight: 600;
    color: var(--text-black);
    margin-bottom: 0.15rem;
    font-size: 0.85rem;
}

.history-time {
    font-size: 0.75rem;
    color: var(--text-gray);
}

.history-preview {
    font-size: 0.75rem;
    color: var(--text-gray);
    margin-top: 0.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 实时录音转写样式 - 紧凑版，独立卡片 */
.realtime-card {
    margin-top: 0;
}

.realtime-desc {
    color: var(--text-gray);
    margin-bottom: 0.5rem;
    font-size: 0.8rem;
}

/* 录音状态指示器 - 紧凑版 */
.recording-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: linear-gradient(135deg, var(--purple-light), #E1BEE7);
    border: 2px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 0.5rem;
}

.indicator-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--text-gray);
}

.recording-indicator.recording .indicator-dot {
    background-color: var(--red-deep);
    animation: pulse 1.5s ease-in-out infinite;
}

.recording-indicator.paused .indicator-dot {
    background-color: var(--yellow-deep);
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

.indicator-text {
    font-weight: 600;
    color: var(--text-black);
    font-size: 0.85rem;
}

/* 录音控制按钮 - 紧凑版 */
.recording-controls {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.record-btn {
    padding: 0.4rem 0.5rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    flex: 1;
}

.start-btn {
    background: linear-gradient(135deg, var(--green-deep), #66BB6A);
    color: white;
}

.pause-btn {
    background: linear-gradient(135deg, var(--yellow-light), #FFF59D);
    color: var(--text-black);
}

.stop-btn {
    background: linear-gradient(135deg, var(--red-light), #FFCDD2);
    color: var(--text-black);
}

.record-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 3px 3px 0 var(--border-color);
}

.record-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.start-btn.recording {
    background: linear-gradient(135deg, var(--red-deep), #EF5350);
}

/* 实时转写结果 - 紧凑版 */
.realtime-result {
    border: 2px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 0.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.realtime-text {
    width: 100%;
    flex: 1;
    min-height: 60px;
    padding: 0.5rem;
    border: none;
    font-size: 0.85rem;
    line-height: 1.5;
    resize: none;
    font-family: inherit;
}

.realtime-text:focus {
    outline: none;
}

/* 实时结果操作按钮 - 紧凑版 */
.realtime-actions {
    display: flex;
    gap: 0.5rem;
}

.clear-btn {
    background: linear-gradient(135deg, var(--red-light), #FFCDD2);
    color: var(--text-black);
    padding: 0.4rem 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    flex: 1;
}

.clear-btn:hover {
    transform: translateY(-2px);
    box-shadow: 3px 3px 0 var(--border-color);
}

/* 上传区域部分 - 自适应布局 */
.upload-section {
    display: contents;
}

/* 结果区域部分 - 自适应布局 */
.result-section {
    display: contents;
}

/* 响应式设计 - 针对不同屏幕优化 */
@media (max-width: 1200px) {
    .converter-container {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto auto;
        height: auto;
        min-height: calc(100vh - 60px);
    }

    .main-content {
        height: auto;
        overflow: visible;
    }
}

@media (max-width: 968px) {
    .converter-container {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .result-actions {
        flex-direction: column;
    }

    .header-container {
        flex-direction: column;
        gap: 0.5rem;
    }

    .header-placeholder {
        display: none;
    }

    .recording-controls {
        flex-direction: column;
    }

    .realtime-actions {
        flex-direction: column;
    }
}

@media (max-width: 640px) {
    .main-content {
        padding: 0 0.5rem;
    }

    .panel-card {
        padding: 0.75rem;
    }

    .page-title {
        font-size: 1rem;
    }
}

/* 高度自适应 - 确保四个区域可见 */
@media (min-height: 700px) {
    .panel-card {
        min-height: calc((100vh - 100px) / 2 - 1rem);
    }
}

@media (min-height: 900px) {
    .result-text {
        min-height: 120px;
    }

    .realtime-text {
        min-height: 100px;
    }
}

/* Layout adjustment after removing realtime recording panel */
/* Make history card span full width in the second row */
.history-card {
    grid-column: 1 / -1;
}