/* ReadPDF - 样式表 */

:root {
    --primary-color: #000;
    --primary-hover: #333;
    --danger-color: #000;
    --bg-color: #f5f5f5;
    --card-bg: #ffffff;
    --text-color: #000;
    --text-muted: #555;
    --border-color: #ccc;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 2px 6px rgba(0, 0, 0, 0.15);
    --radius: 8px;
    --radius-large: 12px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
}

.hidden {
    display: none !important;
}

/* 禁用 iOS Safari 双击缩放（连续点击翻页按钮时误触发） */
button, .progress-bar {
    touch-action: manipulation;
}

/* 按钮样式 */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

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

.btn-small {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-icon {
    padding: 8px 12px;
    background: transparent;
    font-size: 16px;
}

.btn-icon:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

#continuous-btn.active {
    background: #000;
    color: #fff;
    border-radius: 4px;
}

.btn-shuffle {
    background-color: #000;
    color: #fff;
    margin-left: 12px;
}

.btn-shuffle:hover {
    background-color: #333;
}

.btn-shuffle.active {
    background-color: #555;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* 登录页面 */
#login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: #fff;
}

.login-container {
    background: white;
    padding: 40px;
    border-radius: var(--radius-large);
    box-shadow: var(--shadow-hover);
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header .logo {
    font-size: 48px;
    display: block;
    margin-bottom: 10px;
}

.login-header h1 {
    font-size: 24px;
    margin-bottom: 5px;
}

.login-header p {
    color: var(--text-muted);
    font-size: 14px;
}

.auth-form .form-group {
    margin-bottom: 16px;
}

.auth-form input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 14px;
    transition: border-color 0.2s;
}

.auth-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.auth-form .btn {
    width: 100%;
    padding: 12px;
    font-size: 16px;
}

.switch-auth {
    text-align: center;
    margin-top: 16px;
    font-size: 14px;
    color: var(--text-muted);
}

.switch-auth a {
    color: var(--primary-color);
    text-decoration: none;
}

.error-message {
    background-color: #f5f5f5;
    color: #000;
    padding: 12px;
    border: 1px solid #000;
    border-radius: var(--radius);
    margin-top: 16px;
    text-align: center;
    font-size: 14px;
}

/* 主页面布局 */
#main-page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: white;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-left .logo {
    font-size: 28px;
}

.header-left h1 {
    font-size: 20px;
    font-weight: 600;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

#user-info {
    color: var(--text-muted);
    font-size: 14px;
}

.main-content {
    display: flex;
    flex: 1;
}

/* 侧边栏 */
.sidebar {
    width: 240px;
    background: white;
    border-right: 1px solid var(--border-color);
    padding: 16px 0;
    flex-shrink: 0;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 16px 12px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-header h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
}

#folder-list {
    list-style: none;
    padding: 12px 8px;
}

.folder-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background-color 0.2s;
}

.folder-item:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.folder-item.active {
    background-color: #eee;
    color: #000;
    font-weight: 600;
}

.folder-icon {
    font-size: 16px;
}

.folder-name {
    font-size: 14px;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.folder-count {
    font-size: 12px;
    color: var(--text-muted);
    background: var(--bg-color);
    padding: 2px 6px;
    border-radius: 10px;
}

/* 书籍区域 */
.book-area {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
}

.book-toolbar {
    margin-bottom: 24px;
}

.book-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 24px;
}

.book-card {
    background: white;
    border-radius: var(--radius-large);
    overflow: hidden;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.book-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.book-card.highlight {
    animation: book-highlight 2s ease-out;
}

@keyframes book-highlight {
    0%, 20%, 40%, 60%, 80% {
        box-shadow: 0 0 0 4px var(--primary-color), var(--shadow-hover);
        transform: scale(1.02);
    }
    10%, 30%, 50%, 70%, 90%, 100% {
        box-shadow: var(--shadow);
        transform: scale(1);
    }
}

.book-cover {
    width: 100%;
    aspect-ratio: 3/4;
    background-color: #f0f0f0;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    color: #ccc;
    position: relative;
}

.book-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.book-status {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.book-status.processing {
    background: #888;
}

.book-status.ready {
    background: #000;
}

.book-status.error {
    background: #000;
}

.book-status.stuck {
    background: #000;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.book-info {
    padding: 12px;
}

.book-title {
    font-size: 14px;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-bottom: 4px;
}

.book-meta {
    font-size: 12px;
    color: var(--text-muted);
}

.book-progress {
    height: 4px;
    background: #e0e0e0;
    border-radius: 2px;
    margin-top: 8px;
    overflow: hidden;
}

.book-progress .fill {
    height: 100%;
    background: var(--primary-color);
    border-radius: 2px;
    transition: width 0.3s;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-icon {
    font-size: 64px;
    display: block;
    margin-bottom: 16px;
}

.empty-state .sub-text {
    margin-top: 8px;
    font-size: 14px;
}

/* 阅读页面 */
#reader-page {
    display: flex;
    flex-direction: column;
    height: 100vh;
    background: #fff;
}

.reader-header {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    background: #fff;
    color: #000;
    border-bottom: 1px solid #ccc;
    gap: 16px;
}

#back-btn {
    background: #000;
    color: #fff;
    font-size: 18px;
    padding: 8px 16px;
    border-radius: 8px;
}

#back-btn:hover {
    background: #333;
}

.reader-header h2 {
    flex: 1;
    font-size: 16px;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#page-indicator {
    font-size: 14px;
    color: #555;
}

#chapter-select {
    min-width: 0;
    max-width: min(30vw, 300px);
    padding: 6px;
    border: 1px solid #ccc;
    border-radius: 6px;
    background: #fff;
    color: #222;
    font-size: 12px;
}

@media (max-width: 600px) {
    .reader-header.has-chapters {
        flex-wrap: wrap;
        row-gap: 4px;
    }

    .reader-header.has-chapters .reader-controls {
        flex-basis: 100%;
        min-width: 0;
        justify-content: space-between;
        gap: 6px;
    }

    .reader-header.has-chapters #chapter-select {
        max-width: 42vw;
    }
}

.cache-status {
    font-size: 11px;
    color: #555;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.cache-status.done {
    opacity: 0;
}

.reader-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.reader-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.reader-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 20px;
    min-height: 0; /* 允许flex子元素收缩 */
}

/* 全屏模式下的样式 - 隐藏头部和底部，只显示内容 */
#reader-page:fullscreen,
#reader-page:-webkit-full-screen {
    background: #fff;
}

#reader-page:fullscreen .reader-header,
#reader-page:-webkit-full-screen .reader-header {
    display: none;
}

#reader-page:fullscreen .reader-nav,
#reader-page:-webkit-full-screen .reader-nav {
    display: none;
}

#reader-page:fullscreen .reader-container,
#reader-page:-webkit-full-screen .reader-container {
    padding: 0;
}

#reader-page:fullscreen .reader-content,
#reader-page:-webkit-full-screen .reader-content {
    height: 100vh;
}

#page-canvas {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

#highlight-overlay {
    position: absolute;
    pointer-events: none;
    overflow: hidden;
}

.highlight-line {
    position: absolute;
    height: 3px;
    background: #ff9500;
    border-radius: 2px;
    pointer-events: none;
    user-select: none;
}

.reader-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px 20px;
    background: #fff;
    border-top: 1px solid #ccc;
    gap: 20px;
}

.btn-nav {
    background: #fff;
    color: #000;
    padding: 12px 24px;
    border: 1px solid #000;
}

.btn-nav:hover {
    background: #000;
    color: #fff;
}

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

.btn-nav-small {
    padding: 12px 16px;
    font-size: 16px;
}

.audio-controls {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    max-width: 500px;
}

#fullscreen-btn,
#skip-page-btn {
    color: #555;
    font-size: 22px;
    padding: 8px 12px;
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 8px;
    flex-shrink: 0;
    cursor: pointer;
    pointer-events: auto;
    position: relative;
    z-index: 10;
}

#skip-page-btn.active {
    color: #000;
    background: #eee;
}

#fullscreen-btn:hover {
    color: #000;
    background: #eee;
}

.btn-play {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-play:hover {
    background: var(--primary-hover);
}

.progress-bar {
    flex: 1;
    min-width: 100px;
    max-width: 300px;
    height: 6px;
    background: #ddd;
    border-radius: 3px;
    overflow: hidden;
    cursor: pointer;
}

.progress-fill {
    height: 100%;
    background: var(--primary-color);
    width: 0;
    transition: width 0.1s;
}

/* 弹窗 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    padding: 24px;
    border-radius: var(--radius-large);
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-hover);
}

.modal-content h3 {
    margin-bottom: 20px;
    font-size: 18px;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 20px;
}

.progress-bar-large {
    height: 12px;
    background: #e0e0e0;
    border-radius: 6px;
    overflow: hidden;
    margin: 16px 0;
}

#process-percent,
#upload-percent {
    text-align: center;
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-color);
}

#process-message {
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
}

.upload-filename {
    text-align: center;
    color: var(--text-color);
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-bottom: 8px;
}

/* 多文件上传队列 */
.upload-modal-content {
    max-width: 480px;
}

.upload-queue-list {
    max-height: 240px;
    overflow-y: auto;
    margin-bottom: 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

.upload-queue-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    font-size: 13px;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s;
}

.upload-queue-item:last-child {
    border-bottom: none;
}

.upload-item-active {
    background-color: #f0f0f0;
}

.upload-item-done {
    color: var(--text-muted);
}

.upload-item-error {
    color: var(--danger-color);
}

.upload-item-icon {
    flex-shrink: 0;
    width: 20px;
    text-align: center;
}

.upload-item-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.upload-item-msg {
    flex-shrink: 0;
    font-size: 12px;
    color: var(--text-muted);
}

/* 右键菜单 */
.context-menu {
    position: fixed;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow-hover);
    min-width: 150px;
    z-index: 1000;
    overflow: hidden;
}

.context-menu ul {
    list-style: none;
}

.context-menu li {
    padding: 10px 16px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.2s;
}

.context-menu li:hover {
    background-color: var(--bg-color);
}

.context-menu li.danger {
    color: var(--danger-color);
}

/* 文件夹选择列表 */
.folder-select-list {
    list-style: none;
    max-height: 300px;
    overflow-y: auto;
}

.folder-select-list li {
    padding: 12px 16px;
    cursor: pointer;
    border-radius: var(--radius);
    transition: background-color 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.folder-select-list li:hover {
    background-color: var(--bg-color);
}

/* 响应式设计 */

/* 大屏幕 (桌面) - > 1200px */
@media (min-width: 1200px) {
    .book-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }
}

/* 平板横屏 - 1024px ~ 1200px */
@media (max-width: 1200px) {
    .book-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }
}

/* 平板竖屏 (iPad) - 768px ~ 1024px */
@media (max-width: 1024px) {
    .sidebar {
        width: 200px;
    }

    .book-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 20px;
    }

    .reader-nav {
        padding: 12px 16px;
        gap: 16px;
    }

    .btn-nav {
        padding: 10px 18px;
        font-size: 14px;
    }

    .audio-controls {
        gap: 10px;
    }
}

/* 小平板/大手机 - 600px ~ 768px */
@media (max-width: 768px) {
    .sidebar {
        display: none;
    }

    .main-header {
        padding: 12px 16px;
    }

    .header-left h1 {
        font-size: 18px;
    }

    .book-area {
        padding: 16px;
    }

    .book-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 16px;
    }

    .book-toolbar {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }

    .btn-shuffle {
        margin-left: 0;
    }

    /* 阅读器适配 */
    .reader-header {
        padding: 10px 16px;
    }

    .reader-header h2 {
        font-size: 14px;
    }

    .reader-container {
        padding: 10px;
    }

    .reader-nav {
        flex-wrap: wrap;
        padding: 12px;
        gap: 10px;
    }

    .audio-controls {
        order: -1;
        width: 100%;
        max-width: none;
        margin-bottom: 8px;
        justify-content: center;
    }

    .btn-nav {
        padding: 10px 16px;
        font-size: 14px;
    }

    .btn-nav-small {
        padding: 10px 12px;
    }

    #first-page-btn, #last-page-btn {
        display: none;
    }
}

/* 手机 - < 600px */
@media (max-width: 600px) {
    .login-container {
        margin: 16px;
        padding: 24px;
    }

    .login-header .logo {
        font-size: 40px;
    }

    .login-header h1 {
        font-size: 20px;
    }

    .main-header {
        padding: 10px 12px;
    }

    .header-left .logo {
        font-size: 24px;
    }

    .header-left h1 {
        font-size: 16px;
    }

    #user-info {
        display: none;
    }

    .book-area {
        padding: 12px;
    }

    .book-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .book-toolbar {
        flex-direction: column;
    }

    .book-toolbar .btn {
        width: 100%;
        justify-content: center;
    }

    .btn-shuffle {
        margin-left: 0;
    }

    .book-info {
        padding: 8px;
    }

    .book-title {
        font-size: 13px;
    }

    .book-meta {
        font-size: 11px;
    }

    /* 阅读器适配 */
    .reader-header {
        padding: 8px 12px;
        gap: 10px;
    }

    #back-btn {
        padding: 6px 12px;
        font-size: 16px;
    }

    .reader-header h2 {
        font-size: 13px;
    }

    #page-indicator {
        font-size: 12px;
    }

    .reader-container {
        padding: 8px;
    }

    .reader-nav {
        padding: 10px;
        gap: 8px;
    }

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

    .btn-play {
        width: 44px;
        height: 44px;
        font-size: 16px;
    }

    .progress-bar {
        height: 8px;
    }

    #fullscreen-btn, #skip-page-btn {
        padding: 6px 10px;
        font-size: 18px;
    }

    .modal-content {
        margin: 16px;
        padding: 20px;
    }
}

/* 超小屏幕 - < 400px */
@media (max-width: 400px) {
    .book-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .book-cover {
        font-size: 36px;
    }

    .btn-nav {
        padding: 8px 10px;
        font-size: 12px;
    }

    .audio-controls {
        gap: 8px;
    }

    .btn-play {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    .btn {
        min-height: 44px;
    }

    .folder-item {
        padding: 12px;
    }

    .book-card:hover {
        transform: none;
    }

    .context-menu li {
        padding: 14px 16px;
    }
}

/* 横屏模式优化 */
@media (max-height: 500px) and (orientation: landscape) {
    .reader-header {
        padding: 6px 12px;
    }

    .reader-container {
        padding: 5px;
    }

    .reader-nav {
        padding: 8px;
        gap: 8px;
    }

    .btn-nav {
        padding: 6px 12px;
    }

    .btn-play {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }

    .audio-controls {
        gap: 8px;
    }
}

/* iOS Safari 安全区域适配 */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
    .reader-nav {
        padding-bottom: calc(16px + env(safe-area-inset-bottom));
    }

    @media (max-width: 768px) {
        .reader-nav {
            padding-bottom: calc(12px + env(safe-area-inset-bottom));
        }
    }
}

/* ==================== 护眼模式样式 ==================== */

#eye-care-btn {
    color: #555;
    font-size: 18px;
}

#eye-care-btn.active {
    color: #000;
    background: #ddd;
}

.eye-care-modal-content {
    text-align: center;
    max-width: 420px;
}

.eye-care-modal-content h3 {
    font-size: 22px;
}

.eye-care-tip {
    color: #666;
    margin-bottom: 16px;
}

.eye-care-rule {
    background: #f5f5f5;
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 20px;
    line-height: 1.8;
}

.eye-care-rule strong {
    color: #000;
}

.eye-care-modal-content .modal-actions {
    justify-content: center;
}

#eye-care-done-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ==================== 分享功能样式 ==================== */

/* 分享弹窗 */
.share-info {
    margin-bottom: 16px;
}

.share-folder-name {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 16px;
    color: var(--text-color);
}

.share-link-container {
    display: flex;
    gap: 8px;
}

.share-link-container input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 14px;
    background: var(--bg-color);
}

.share-options {
    margin-top: 16px;
    padding: 12px;
    background: var(--bg-color);
    border-radius: var(--radius);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-color);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.share-stats {
    background: var(--bg-color);
    padding: 12px;
    border-radius: var(--radius);
    margin-top: 16px;
    font-size: 14px;
    color: var(--text-muted);
}

.share-stats p {
    margin-bottom: 4px;
}

.share-stats p:last-child {
    margin-bottom: 0;
}

.btn-danger {
    background-color: #000;
    color: #fff;
}

.btn-danger:hover {
    background-color: #333;
}

/* 分享浏览页面 */
#share-page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.share-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: white;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.share-header .header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.share-header .logo {
    font-size: 28px;
}

.share-header h1 {
    font-size: 20px;
    font-weight: 600;
}

#share-owner-info {
    color: var(--text-muted);
    font-size: 14px;
}

.share-content {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
}

.share-toolbar {
    margin-bottom: 24px;
}

/* 分享阅读页面 */
#share-reader-page {
    display: flex;
    flex-direction: column;
    height: 100vh;
    background: #fff;
}

.share-reader-header {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    background: #fff;
    color: #000;
    border-bottom: 1px solid #ccc;
    gap: 16px;
}

#share-back-btn {
    background: #000;
    color: #fff;
    font-size: 18px;
    padding: 8px 16px;
    border-radius: 8px;
}

#share-back-btn:hover {
    background: #333;
}

#share-book-title {
    flex: 1;
    font-size: 16px;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#share-page-indicator {
    font-size: 14px;
    color: #555;
}

#share-page-canvas {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

#share-highlight-overlay {
    position: absolute;
    pointer-events: none;
}

/* 分享阅读器按钮样式 */
#share-play-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s;
}

#share-play-btn:hover {
    background: var(--primary-hover);
}

#share-fullscreen-btn {
    color: #555;
    font-size: 20px;
    padding: 8px 12px;
    background: #fff;
    border-radius: 8px;
    border: 1px solid #ccc;
    cursor: pointer;
    transition: all 0.2s;
}

#share-fullscreen-btn:hover {
    color: #000;
    background: #eee;
}

/* 分享全屏模式 */
#share-reader-page:fullscreen,
#share-reader-page:-webkit-full-screen {
    background: #fff;
}

#share-reader-page:fullscreen .share-reader-header,
#share-reader-page:-webkit-full-screen .share-reader-header {
    display: none;
}

#share-reader-page:fullscreen .reader-nav,
#share-reader-page:-webkit-full-screen .reader-nav {
    display: none;
}

#share-reader-page:fullscreen .reader-container,
#share-reader-page:-webkit-full-screen .reader-container {
    padding: 0;
}

#share-reader-page:fullscreen .reader-content,
#share-reader-page:-webkit-full-screen .reader-content {
    height: 100vh;
}

/* 分享错误页面 */
.share-error-page {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    text-align: center;
    background: var(--bg-color);
}

.share-error-page .error-content {
    padding: 40px;
}

.share-error-page .error-icon {
    font-size: 64px;
    display: block;
    margin-bottom: 20px;
}

.share-error-page h2 {
    font-size: 24px;
    color: var(--text-color);
    margin-bottom: 12px;
}

.share-error-page p {
    color: var(--text-muted);
    font-size: 14px;
}

/* 分享密码弹窗 */
#share-password-modal .modal-content {
    text-align: center;
}

#share-password-modal h3 {
    margin-bottom: 8px;
}

#share-password-modal p {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 20px;
}

#share-password-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 16px;
    text-align: center;
}

#share-password-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* 分享页面响应式 */
@media (max-width: 768px) {
    .share-header {
        padding: 12px 16px;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .share-header h1 {
        font-size: 18px;
    }

    .share-content {
        padding: 16px;
    }

    #share-reader-page .reader-nav {
        flex-wrap: wrap;
        padding: 12px;
        gap: 10px;
    }

    #share-reader-page .audio-controls {
        order: -1;
        width: 100%;
        max-width: none;
        margin-bottom: 8px;
        justify-content: center;
    }
}

@media (max-width: 600px) {
    .share-header {
        padding: 10px 12px;
    }

    .share-header .logo {
        font-size: 24px;
    }

    .share-header h1 {
        font-size: 16px;
    }

    .share-content {
        padding: 12px;
    }

    .share-link-container {
        flex-direction: column;
    }

    .share-link-container input {
        width: 100%;
    }
}