/* ========== CSS变量定义 - 支持主题切换 ========== */
:root {
    /* 背景色 */
    --bg-primary: #f5f5f5;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f8f9fa;

    /* 文字颜色 */
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-tertiary: #888888;

    /* 边框颜色 */
    --border-color: #eeeeee;
    --border-color-light: #ddd;

    /* 主题色 */
    --accent-color: #007bff;
    --accent-hover: #0056b3;
    --success-color: #28a745;
    --success-hover: #1e7e34;
    --secondary-color: #6c757d;
    --secondary-hover: #545b62;
    --danger-color: #dc3545;
    --danger-hover: #c82333;

    /* 阴影 */
    --shadow-color: rgba(0, 0, 0, 0.1);
    --shadow-hover: rgba(0, 0, 0, 0.15);

    /* 进度条 */
    --progress-bar: #007bff;
    --progress-track: #dee2e6;

    /* 弹窗 */
    --modal-bg: #ffffff;
    --modal-text: #333333;
    --modal-overlay: rgba(0, 0, 0, 0.7);

    /* 输入框 */
    --input-bg: #ffffff;
    --input-text: #333333;
    --input-border: #dddddd;
    --input-focus: #007bff;

    /* 按钮 */
    --button-text: #ffffff;

    /* 预览区域 */
    --preview-bg: #000000;
    --preview-border: #eeeeee;

    /* 状态区域 */
    --status-bg: #f8f9fa;
    --status-border: #eeeeee;

    /* 路径弹窗 */
    --path-modal-bg: rgba(0, 0, 0, 0.7);

    /* 警告横幅 */
    --warn-bg: #fff3cd;
    --warn-text: #856404;
    --warn-border: #ffeaa7;
}

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

body {
    padding: 20px;
    font-family: Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

/*警告横幅*/
#warnBanner {
    display: none;
    position: sticky;
    top: 0;
    z-index: 9999;
    padding: 8px 12px;
    background: #fff3cd;
    color: #856404;
    border-bottom: 1px solid #ffeaa7;
    font-size: 14px;
    line-height: 1.4;
}

#warnBanner button {
    float: right;
    border: none;
    background: transparent;
    color: #856404;
    font-weight: bold;
    cursor: pointer;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--bg-secondary);
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 15px var(--shadow-color);
}

/* 预览区域样式 - 包含开关和预览容器 */
.preview-section {
    margin-bottom: 25px;
}

.preview-switch {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 14px;
    color: var(--text-secondary);
}

.preview-switch input {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.preview-container {
    width: 100%;
    border-radius: 4px;
    border: 1px solid var(--preview-border);
    background: var(--preview-bg);
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    display: none;
    /* 初始隐藏，开启预览后显示 */
}

.preview-unavailable {
    color: #fff;
    font-size: 16px;
    text-align: center;
    padding: 20px;
    display: none;
}

/* 播放状态展示区域样式 */
.play-status-section {
    margin-bottom: 25px;
    padding: 20px;
    background: var(--status-bg);
    border-radius: 8px;
    border: 1px solid var(--status-border);
}

.status-update-switch {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #666;
}

.status-update-switch #autoUpdateStatus {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.status-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.window-title {
    font-weight: 400;
    font-size: 14px;
    color: var(--text-tertiary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    min-width: 100px;
    /* 避免挤压过窄 */
}

/* 进度条样式 + 悬停提示样式 */
.progress-wrap {
    width: 100%;
    margin-bottom: 15px;
    position: relative;
    /* 作为提示框的定位容器 */
}

.progress-track {
    width: 100%;
    height: 8px;
    background: var(--progress-track);
    border-radius: 4px;
    cursor: pointer;
}

.progress-bar {
    height: 100%;
    background: var(--progress-bar);
    border-radius: 4px;
    width: 0%;
    transition: width 0.2s ease;
}

/* 进度条悬停时间提示 */
.progress-tooltip {
    position: absolute;
    top: -30px;
    /* 提示框在进度条上方 */
    padding: 2px 6px;
    background: #333;
    color: #fff;
    font-size: 12px;
    border-radius: 2px;
    white-space: nowrap;
    pointer-events: none;
    /* 不遮挡点击事件 */
    display: none;
    /* 默认隐藏 */
    z-index: 10;
}

/* 提示框小三角 */
.progress-tooltip::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    border-width: 4px 4px 0;
    border-style: solid;
    border-color: #333 transparent transparent;
}

.time-info {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 8px;
}

/* 状态信息行样式 */
.status-info-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 15px;
    /* 垂直/水平间距分离 */
    align-items: flex-start;
    /* 多行文本对齐 */
    font-size: 14px;
    color: var(--text-primary);
}

.status-item {
    display: flex;
    align-items: flex-start;
    /* 标签和值对齐 */
    gap: 5px;
    flex: 1 1 calc(50% - 7.5px);
    /* 小屏2列布局 */
    min-width: 120px;
    /* 最小宽度限制 */
    position: relative;
    /* 作为路径浮层的定位容器 */
}

.status-label {
    color: var(--text-secondary);
    font-weight: 500;
    white-space: nowrap;
    /* 标签不换行 */
}

.status-value {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 300px;
    color: var(--text-primary);
}

.status-value.file-path {
    flex: 1;
    max-width: none;
    color: var(--accent-color);
    white-space: normal;
    /* 允许换行 */
    word-break: break-all;
    /* 长路径自动断词 */
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    line-clamp: 2;
    -webkit-line-clamp: 2;
    /* 最多2行 */
    -webkit-box-orient: vertical;
    line-height: 1.4;
    /* 优化行高 */
    cursor: pointer;
    /* 提示可点击 */
}

/* 完整文件路径浮层样式 - 适配PC+移动端 */
.path-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--path-modal-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    /* 最高层级，不被遮挡 */
    padding: 20px;
    display: none;
    /* 默认隐藏 */
}

.path-content {
    background: var(--modal-bg);
    border-radius: 8px;
    padding: 20px;
    width: 100%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    /* 超长路径滚动显示 */
}

.path-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.path-header h3 {
    font-size: 16px;
    color: var(--modal-text);
    font-weight: 600;
    margin: 0;
}

.path-close {
    width: 30px;
    height: 30px;
    border: none;
    background: var(--bg-tertiary);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--text-secondary);
}

.path-text {
    font-size: 14px;
    color: var(--modal-text);
    line-height: 1.6;
    word-break: break-all;
    /* 强制断词，适配长路径 */
    white-space: pre-wrap;
    /* 保留路径格式 */
}

/* 控制组样式 */
.control-group {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.control-group:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.group-title {
    font-size: 16px;
    margin-bottom: 10px;
    color: var(--text-primary);
    font-weight: 600;
}

.controls {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.control-btn {
    padding: 10px 18px;
    border: none;
    border-radius: 4px;
    background-color: var(--accent-color);
    color: var(--button-text);
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
    flex: 0 0 auto;
}

.control-btn:hover {
    background-color: var(--accent-hover);
}

.control-btn.secondary {
    background-color: var(--secondary-color);
}

.control-btn.secondary:hover {
    background-color: var(--secondary-hover);
}

.control-btn.success {
    background-color: var(--success-color);
}

.control-btn.success:hover {
    background-color: var(--success-hover);
}

/* 状态提示 */
.status {
    margin-top: 15px;
    color: var(--text-secondary);
    font-size: 14px;
    padding: 8px 12px;
    background: var(--status-bg);
    border-radius: 4px;
}

/* 按钮加载动画 */
@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.loading::after {
    content: "";
    display: inline-block;
    width: 12px;
    height: 12px;
    margin-left: 8px;
    border: 2px solid var(--button-text);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* 响应式适配：平板/手机 */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .container {
        padding: 15px;
    }

    .play-status-section {
        padding: 15px;
    }

    .control-btn {
        padding: 8px 12px;
        font-size: 13px;
    }

    .progress-track {
        height: 10px;
        /* 移动端进度条稍粗，方便触摸 */
    }

    .progress-tooltip {
        top: -35px;
        /* 移动端提示框稍上移，避免遮挡 */
        font-size: 13px;
        padding: 3px 8px;
    }

    .status-item {
        flex: 1 1 100%;
        /* 移动端改为1列布局，更易点击 */
    }

    .path-content {
        padding: 15px;
    }

    .path-header h3 {
        font-size: 15px;
    }

    .path-text {
        font-size: 13px;
    }
}

/* 响应式适配：手机超小屏 */
@media (max-width: 576px) {
    .time-info {
        font-size: 13px;
    }

    .status-title {
        font-size: 15px;
    }

    .group-title {
        font-size: 15px;
    }
}

/* 跳转到时间点 - 圆角容器样式 */
.jump-time-wrap {
    display: flex;
    align-items: center;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    overflow: hidden;
    /* 保证子元素圆角贴合容器 */
    flex: 0 0 auto;
}

.jump-time-input {
    padding: 10px 12px;
    font-size: 14px;
    border: none;
    border-radius: 0;
    flex: 0 0 120px;
    outline: none;
    transition: background-color 0.2s;
    background: var(--input-bg);
    color: var(--input-text);
}

.jump-time-input:focus {
    border-color: transparent;
    background-color: var(--bg-tertiary);
}

/* 调整跳转按钮样式，去掉圆角，融入容器 */
#jumpTimeBtn {
    border-radius: 0 !important;
    /* 取消自身圆角 */
    border-left: 1px solid var(--input-border);
    /* 分隔线 */
    flex: 0 0 auto;
    margin: 0 !important;
    /* 清除默认间距 */
}

/* 响应式适配：移动端调整 */
@media (max-width: 768px) {
    .jump-time-wrap {
        width: 100%;
        /* 窄屏占满父容器宽度 */
        max-width: none;
        /* 移除最大宽度限制，适配任意窄屏 */
        margin-top: 8px;
        /* 与其他按钮分开，避免拥挤 */
    }

    .jump-time-input {
        flex: 1;
        padding: 8px 10px;
        font-size: 13px;
    }

    #jumpTimeBtn {
        padding: 8px 12px;
        font-size: 13px;
        white-space: nowrap;
        /* 按钮文字不换行 */
    }
}

/* 折叠工具栏 */
.fold-toolbar {
    display: flex;
    gap: 8px;
    margin: 12px 0 20px;
}

.fold-btn {
    padding: 6px 14px;
    font-size: 13px;
    border: 1px solid var(--border-color-light);
    border-radius: 4px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all .2s;
}

.fold-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--text-secondary);
}

/* 折叠核心 */
.control-group.folded .controls {
    display: none;
    /* 折叠时隐藏按钮区 */
}

/* 自定义命令 */
.control-group.folded #customControls {
    display: none;
    width: 100%;
    flex-wrap: wrap;
    gap: 8px
}

.custom-bar {
    margin-top: 8px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.custom-bar .control-btn input {
    display: none;
}

.customCards {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.group-title {
    cursor: pointer;
    /* 标题即折叠手柄 */
    user-select: none;
    /* 禁止拖选文字 */
    position: relative;
    padding-left: 1.2em;
    /* 给箭头留空 */
}

.group-title::before {
    content: "▼";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    transition: transform .2s;
}

.control-group.folded .group-title::before {
    transform: translateY(-50%) rotate(-90deg);
}

.preview-fps-row {
    display: none;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    font-size: 14px;
    color: #666;
}

.preview-fps-row #previewFpsInput {
    width: 60px;
    padding: 4px 6px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

/* 自定义命令卡片 */
.custom-card {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border: 1px solid var(--border-color-light);
    border-radius: 4px;
    background: var(--bg-secondary);
    font-size: 13px;
    white-space: nowrap;
    color: var(--text-primary);
}

.custom-card .btn-send {
    padding: 4px 8px;
}

.custom-card .btn-del {
    padding: 2px 6px;
    font-size: 12px;
    background: var(--danger-color);
}

.custom-card .btn-del:hover {
    background: var(--danger-hover);
}

/* 命令弹窗 */
.modal {
    position: fixed;
    inset: 0;
    background: var(--modal-overlay);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 200;
}

.modal-content {
    background: var(--modal-bg);
    border-radius: 6px;
    width: 90%;
    max-width: 400px;
    padding: 20px;
    color: var(--modal-text);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.modal-close {
    font-size: 22px;
    cursor: pointer;
    color: var(--text-secondary);
}

.modal-body label {
    display: block;
    margin-bottom: 10px;
    font-size: 14px;
    color: var(--modal-text);
}

.modal-body input,
.modal-body select,
.modal-body textarea {
    width: 100%;
    padding: 8px 10px;
    margin-top: 4px;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    font-size: 14px;
    background: var(--input-bg);
    color: var(--input-text);
}

.modal-footer {
    margin-top: 15px;
    text-align: right;
}

.modal-footer button {
    margin-left: 8px;
}

/* 高级折叠 */
.advanced-toggle {
    margin-top: 10px;
    font-size: 14px;
    color: var(--accent-color);
    cursor: pointer;
    user-select: none;
}

.advanced-toggle.open::before {
    content: "▼ ";
}

.advanced-toggle::before {
    content: "▶ ";
}

.advanced-panel {
    margin-top: 8px;
    padding-left: 1.2em;
}

.advanced-panel label {
    font-size: 13px;
    margin-bottom: 8px;
    color: var(--modal-text);
}

.advanced-panel textarea {
    width: 100%;
    resize: vertical;
    font-family: inherit;
    font-size: 13px;
    padding: 6px 8px;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    background: var(--input-bg);
    color: var(--input-text);
}

/* 跳过片头片尾 & 自定义命令 */
/* 通用：让按钮区允许换行 */
#skipControls,
#customControls {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* 通用：卡片本身也允许自动换行 */
#skipRuleList {
    width: 100%;
    margin-top: 8px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

#customControls {
    width: 100%;
}

/* 通用：卡片内部按钮自动折行 */
.custom-card {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 6px;
    max-width: 100%;
}

/* 窄屏：按钮撑满整行，卡片变块级 */
@media (max-width: 768px) {

    #skipControls,
    #customControls {
        flex-direction: column;
    }

    #btnAddSkipRule,
    #btnAddCustom,
    .custom-card {
        width: 100%;
        justify-content: space-between;
        /* 让文字和按钮左右分开 */
    }

    .custom-card .btn-send,
    .custom-card .btn-del,
    .custom-card button[onclick] {
        flex: 1 1 auto;
        min-width: 48px;
        /* 保证手指能点到 */
    }
}

/* 跳过片头片尾 窄屏三行文字换行 */
@media (max-width: 768px) {

    /* 让卡片本身竖排 */
    #skipRuleList .custom-card {
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
    }

    /* 文字区域单独占一行，并强制三段换行 */
    #skipRuleList .custom-card label {
        width: 100%;
        white-space: normal;
        /* 允许换行 */
        display: block;
        /* 块级，撑满宽度 */
        line-height: 1.5;
        color: var(--text-primary);
    }

    /* 把"|"替换成换行 */
    #skipRuleList .custom-card label span {
        display: block;
    }

    /* 按钮区依旧横向，平均分布 */
    #skipRuleList .custom-card>div {
        display: flex;
        gap: 6px;
        width: 100%;
    }

    #skipRuleList .custom-card button {
        flex: 1;
        min-width: 48px;
    }
}

/* 页脚 */
.page-footer {
    margin-top: 40px;
    padding: 20px 0;
    text-align: center;
    font-size: 12px;
    color: var(--text-tertiary);
    border-top: 1px solid var(--border-color);
    background: var(--bg-tertiary);
}

/* 回到顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--accent-color);
    color: var(--button-text);
    border: none;
    border-radius: 50%;
    font-size: 20px;
    font-weight: bold;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 0 2px 10px var(--shadow-color);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--shadow-hover);
}

.back-to-top:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px var(--shadow-color);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 18px;
    }
}

/* 警告横幅 */
#warnBanner {
    background: var(--warn-bg);
    color: var(--warn-text);
    border-bottom: 1px solid var(--warn-border);
}

#warnBanner button {
    color: var(--warn-text);
}

/* 主题切换按钮样式 */
.theme-toggle-btn {
    background: linear-gradient(45deg, #ffd700 50%, #4a4a4a 50%);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.theme-toggle-btn::before {
    content: "🌞";
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    transition: opacity 0.3s ease;
}

.theme-toggle-btn::after {
    content: "🌙";
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

[data-theme="dark"] .theme-toggle-btn::before {
    opacity: 0;
}

[data-theme="dark"] .theme-toggle-btn::after {
    opacity: 1;
}

/* 自动模式指示器 */
.auto-theme-indicator {
    font-size: 12px;
    color: var(--text-tertiary);
    margin-left: 8px;
}

/* URL设置行 */
.url-set-line {
    margin-top: 8px;
    display: flex;
    gap: 8px;
    align-items: center;
}

.url-set-line label {
    font-size: 14px;
    color: var(--text-secondary);
}

.url-set-line #customUrlInput {
    flex: 1;
    padding: 4px 6px;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    background: var(--input-bg);
    color: var(--input-text);
}

.url-set-line #btnSetUrl {
    white-space: nowrap;
}

/* 媒体控制按钮样式 */
.media-control-btn {
    background: linear-gradient(45deg, #28a745 50%, #6c757d 50%);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .media-control-btn {
        width: 100%;
        text-align: center;
    }
}

.media-control-btn::before {
    content: "✓";
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    font-weight: bold;
    transition: opacity 0.3s ease;
}

.media-control-btn::after {
    content: "✕";
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0;
    font-weight: bold;
    transition: opacity 0.3s ease;
}

/* 媒体控制禁用状态 */
.media-control-btn.disabled {
    background: linear-gradient(45deg, #6c757d 50%, #dc3545 50%);
}

.media-control-btn.disabled::before {
    opacity: 0;
}

.media-control-btn.disabled::after {
    opacity: 1;
}