* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: #f5f5f0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    overflow: hidden;
    margin: 0;
    padding: 0;
    position: fixed;
    width: 100%;
    height: 100%;
}

.container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow: hidden;
    position: relative;
}

#pdf-container {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

canvas {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    background-color: white;
    border-radius: 4px;
    cursor: default;
    transition: opacity 0.15s ease-out;
    max-height: calc(100vh - 100px);
    object-fit: contain;
    position: relative;
    z-index: 1;
}

.page-info {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(255, 255, 255, 0.9);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    color: #666;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    z-index: 100;
    user-select: none;
}

.page-turn-overlay {
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
    transition: transform 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
    transform-style: preserve-3d;
    backface-visibility: hidden;
    border-radius: 4px;
}

.page-turn-overlay img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.page-turn-hint {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    padding: 10px 15px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 20px;
    font-size: 14px;
    opacity: 0;
    transition: opacity 0.3s, transform 0.3s;
    pointer-events: none;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.page-turn-hint.left {
    left: 20px;
    transform: translateY(-50%) translateX(-10px);
}

.page-turn-hint.right {
    right: 20px;
    transform: translateY(-50%) translateX(10px);
}

#pdf-container:hover .page-turn-hint {
    opacity: 0.9;
    transform: translateY(-50%) translateX(0);
}

@media (max-width: 1024px) {
    #pdf-container {
        padding: 0 15px;
    }
    
    canvas {
        max-width: 95%;
    }
}

@media (max-width: 768px) {
    #toggleOutline {
        padding: 0 12px;
        min-width: 40px;
    }
    
    .search-container {
        padding: 0 12px;
    }
    
    .outline-container.show {
        width: 200px;
    }
}

@media (max-width: 480px) {
    #pdf-container {
        padding: 0 5px;
    }
    
    .page-info {
        bottom: 20px;
        padding: 4px 10px;
    }
}

@media (orientation: landscape) and (max-height: 600px) {
    .container {
        padding: 10px 0;
    }
    
    canvas {
        max-height: calc(100vh - 60px);
    }
    
    .page-info {
        bottom: 15px;
    }
}

@media (prefers-color-scheme: dark) {
    body {
        background-color: #1a1a1a;
    }
    
    canvas {
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    }
    
    .page-info {
        background-color: rgba(40, 40, 40, 0.9);
        color: #ccc;
    }
}

@media (hover: none) {
    .page-turn-hint {
        display: none;
    }
}

.toolbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 56px;
    display: flex;
    align-items: center;
    padding: 0 16px;
    z-index: 100;
}

#toggleOutline {
    height: 40px;
    min-width: 40px;
    padding: 0 16px;
    background: none;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    color: #333;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
    margin-left: auto;
}

#toggleOutline:hover {
    background: rgba(0, 0, 0, 0.05);
}

#toggleOutline:active {
    background: rgba(0, 0, 0, 0.08);
}

#toggleOutline::before {
    content: '';
    width: 20px;
    height: 20px;
    opacity: 0.7;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23333' d='M3 9h14V7H3v2zm0 4h14v-2H3v2zm0 4h14v-2H3v2zm16 0h2v-2h-2v2zm0-10v2h2V7h-2zm0 6h2v-2h-2v2z'/%3E%3C/svg%3E");
    background-size: contain;
    transition: opacity 0.2s;
}

#toggleOutline:hover::before {
    opacity: 0.9;
}

.search-container {
    margin-left: 16px;
    margin-right: 0;
    padding: 0;
    position: relative;
    flex: 1;
    max-width: 600px;
}

.search-box {
    display: flex;
    align-items: center;
    background: rgba(0, 0, 0, 0.03);
    border-radius: 8px;
    padding: 0 12px;
    transition: all 0.2s ease;
}

.search-box:hover {
    background: rgba(0, 0, 0, 0.05);
}

.search-box:focus-within {
    background: #fff;
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

#searchInput {
    width: 100%;
    padding: 8px 12px;
    border: none;
    background: none;
    font-size: 14px;
    outline: none;
    color: #333;
}

#searchInput::placeholder {
    color: #999;
}

#searchBtn {
    padding: 8px;
    color: #666;
    opacity: 0.8;
    transition: opacity 0.2s;
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
}

#searchBtn:hover {
    opacity: 1;
}

.search-results {
    position: fixed;
    top: 70px;
    left: 50%;
    transform: translateX(-50%);
    width: 400px;
    max-height: calc(100vh - 100px);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    display: none;
    overflow: hidden;
    z-index: 1000;
}

.search-results.show {
    display: block;
}

.search-stats {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(0,0,0,0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(0,0,0,0.02);
}

.search-navigation {
    display: flex;
    gap: 8px;
}

.search-navigation button {
    padding: 6px 12px;
    border: none;
    background: #f0f0f0;
    color: #333;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
}

.search-navigation button:hover {
    background: #e0e0e0;
}

#closeSearch {
    background: #ff4d4f10;
    color: #ff4d4f;
}

#closeSearch:hover {
    background: #ff4d4f20;
}

#prevMatch, #nextMatch {
    background: #1890ff10;
    color: #1890ff;
}

#prevMatch:hover, #nextMatch:hover {
    background: #1890ff20;
}

.search-list {
    max-height: calc(100vh - 160px);
    overflow-y: auto;
    padding: 8px 0;
}

.search-list::-webkit-scrollbar {
    width: 6px;
}

.search-list::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 3px;
}

.search-list::-webkit-scrollbar-track {
    background: transparent;
}

.search-item {
    padding: 12px 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: background-color 0.2s;
}

.search-item:hover {
    background: rgba(24,144,255,0.05);
}

.search-item .page {
    color: #666;
    font-size: 12px;
    padding: 2px 6px;
    background: #eee;
    border-radius: 4px;
}

.search-item .context {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 14px;
    line-height: 1.4;
}

.search-item.active {
    background: rgba(24,144,255,0.1);
}

.main-content {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    overflow: hidden;
}

.outline-container {
    position: fixed;
    top: 56px;
    left: 0;
    height: calc(100vh - 76px);
    width: 0;
    transition: width 0.3s ease;
    overflow: hidden;
    background: transparent;
    z-index: 10;
    margin: 10px 0;
}

.outline-container.show {
    width: 250px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-right: 1px solid rgba(0, 0, 0, 0.1);
    overflow-y: auto;
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.05);
}

.outline-container ul {
    list-style: none;
    padding: 8px;
    margin: 0;
}

.outline-container li {
    padding: 8px 12px;
    cursor: pointer;
    font-size: 14px;
    color: #333;
    transition: all 0.2s;
    border-radius: 6px;
    margin: 2px 0;
    line-height: 1.4;
}

.outline-container li:hover {
    background: rgba(0, 0, 0, 0.05);
}

#text-layer {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    opacity: 0.2;
    line-height: 1.0;
    transform-origin: 0 0;
    z-index: 2;
    pointer-events: none;
    background: none !important;
}

#text-layer > span {
    color: transparent;
    position: absolute;
    white-space: pre;
    cursor: text;
    transform-origin: 0% 0%;
    pointer-events: all;
    background: none !important;
}

.highlight {
    background: rgba(255,235,59,0.5);
    border-radius: 2px;
}

.selected {
    background: rgba(33,150,243,0.2);
    border-radius: 2px;
}

.outline-container::-webkit-scrollbar {
    width: 4px;
}

.outline-container::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 2px;
}

.outline-container::-webkit-scrollbar-track {
    background: transparent;
}

@media (prefers-color-scheme: dark) {
    .outline-container,
    .search-results {
        background: rgba(30, 30, 30, 0.85);
        backdrop-filter: blur(12px);
    }

    .search-item {
        color: #fff;
    }

    .search-item:hover {
        background: rgba(255, 255, 255, 0.05);
    }

    .outline-container::-webkit-scrollbar-thumb,
    .search-list::-webkit-scrollbar-thumb {
        background: rgba(255, 255, 255, 0.2);
    }
}

/* 添加目录项激活状态样式 */
.outline-container li.active {
    background: rgba(0, 0, 0, 0.08);
    font-weight: 500;
}

/* 深色模式下的激活状态 */
@media (prefers-color-scheme: dark) {
    .outline-container.show {
        background: rgba(30, 30, 30, 0.85);
        backdrop-filter: blur(12px);
        box-shadow: 2px 0 8px rgba(0, 0, 0, 0.15);
    }
    
    .outline-container li {
        color: rgba(255, 255, 255, 0.9);
    }
    
    .outline-container li:hover {
        background: rgba(255, 255, 255, 0.05);
    }
    
    .outline-container li.active {
        background: rgba(255, 255, 255, 0.1);
    }
}

/* 添加页码跳转输入框样式 */
.page-jump-input {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 20px;
    padding: 6px 12px;
    width: 80px;
    text-align: center;
    font-size: 14px;
    color: #666;
    outline: none;
}

.page-jump-input:focus {
    border-color: rgba(0, 0, 0, 0.2);
    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.1);
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
    .page-jump-input {
        background: rgba(40, 40, 40, 0.9);
        border-color: rgba(255, 255, 255, 0.1);
        color: #ccc;
    }
    
    .page-jump-input:focus {
        border-color: rgba(255, 255, 255, 0.2);
        box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.2);
    }
}

/* 添加加载提示样式 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.3s ease-out;
}

.loading-text {
    font-size: 16px;
    color: #666;
    padding: 20px 40px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
    .loading-overlay {
        background: rgba(30, 30, 30, 0.9);
    }
    
    .loading-text {
        color: #ccc;
        background: rgba(40, 40, 40, 0.95);
    }
}