/* Bing每日图片画廊样式 - 最终优化版 */
:root {
    /* 主色调 */
    --primary-color: #4a00ff;
    --primary-hover: #3a00cc;
    --primary-light: rgba(74, 0, 255, 0.1);
    --primary-lg-light: rgba(74, 0, 255, 0.05);
    --primary-shadow: rgba(74, 0, 255, 0.2);
    
    /* 状态色 */
    --danger-color: #ff4757;
    --danger-hover: #e63946;
    --success-color: #2ecc71;
    --success-hover: #27ae60;
    --warning-color: #ffa502;
    --warning-hover: #e67e22;
    
    /* 文本色 */
    --text-color: #333;
    --light-text: #666;
    --lighter-text: #999;
    --white-text: #fff;
    --light-blue-text: #0ea5e9;
    
    /* 链接颜色 */
    --link-color: var(--primary-color);
    --link-hover-color: var(--primary-hover);
    
    /* 导航栏颜色 */
    --nav-bg: rgba(255, 255, 255, 0.92);
    --nav-text: #333;
    --nav-border: rgba(0, 0, 0, 0.1);
    --nav-link-hover-bg: rgba(74, 0, 255, 0.05);
    --nav-link-active-bg: rgba(74, 0, 255, 0.1);
    
    /* Logo颜色 */
    --logo-color: var(--primary-color);
    --logo-hover-color: var(--primary-hover);
    
    /* 背景相关 */
    --bg-overlay: linear-gradient(0deg, rgba(0, 0, 0, 0.35), rgba(0, 0, 0, 0.45));
    --light-bg: #f5f5f5;
    --lighter-bg: #fafafa;
    --high-light-bg: #ececec;
    --white: #fff;
    --gray-bg: rgba(34, 34, 34, 0.9);
    --section-bg: rgba(255, 255, 255, 0.92);
    --indicator-bg: rgba(255, 255, 255, 0.6);
    --mask-color-base: rgba(255, 255, 255, 0.3);
    --base-inverse: 255, 255, 255;
    --backdrop-filter: saturate(180%) blur(20px);
    --card-bg: #ffffff;
    --loading-bg: #f0f0f0;
	
    /* 边框颜色 */
    --border-color: rgba(0, 0, 0, 0.1);
    --border-lg-color: rgba(74, 0, 255, 0.1);
    
    /* 阴影效果 */
    --shadow: 0 2px 12px rgba(74, 0, 255, 0.05);
    --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    --shadow-primary-md: 0 4px 12px rgba(74, 0, 255, 0.1);
    --shadow-base: 0 0.5rem 1rem rgba(0, 0, 0, .15);
    
    /* 过渡动画 */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* 布局尺寸 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* 间距变量 */
    --row-gap: 24px;
    --row-gap-md: 20px;
    --row-gap-sm: 16px;
    --col-gap-sm: 24px;
    --grid-col-gap: 45px;
    --grid-row-gap: 30px;
    
    /* 功能尺寸 */
    --min-width: 320px;
    --max-width: 1200px;
    --bg-spinner: 40px;
    --bg-blur: 12px;
}

/* 暗黑主题 */
[data-theme="dark"] {
    --text-color: #e8e6e3;
    --light-text: #a8a8a8;
    --lighter-text: #6d6d6d;
    --high-light-bg: #3b3a39;
    --light-bg: #1a1a1a;
    --lighter-bg: #2d2d2d;
    --white: #1e1e1e;
    --footer-text: #d2d0ce;
    --section-bg: rgba(45, 45, 45, 0.95);
    --card-bg: #2d2d2d;
    --loading-bg: #3a3a3a;
    --border-color: rgba(255, 255, 255, 0.15);
    --border-lg-color: rgba(74, 0, 255, 0.3);
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
    --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.6);
    --shadow-primary-md: 0 4px 12px rgba(74, 0, 255, 0.3);
    --primary-light: rgba(74, 0, 255, 0.2);
    --primary-lg-light: rgba(74, 0, 255, 0.1);
    --nav-bg: rgba(45, 45, 45, 0.95);
    --nav-text: #e8e6e3;
    --nav-border: rgba(255, 255, 255, 0.15);
    --nav-link-hover-bg: rgba(74, 0, 255, 0.15);
    --nav-link-active-bg: rgba(74, 0, 255, 0.25);
    --logo-color: #8c7bff;
    --logo-hover-color: #a594ff;
    --link-color: #8c7bff;
    --link-hover-color: #a594ff;
    --search-bg: #2d2d2d;
    --search-border: rgba(255, 255, 255, 0.2);
    --month-btn-bg: #2d2d2d;
    --month-btn-hover: rgba(74, 0, 255, 0.15);
    --card-border: rgba(255, 255, 255, 0.1);
    --card-hover-border: rgba(74, 0, 255, 0.4);
    --dark-code-bg: #555;
}

/* ==================== 基础重置 ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Source Sans Pro', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--lighter-bg);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.3s ease, color 0.3s ease;
}

a {
    color: var(--link-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--link-hover-color);
}

/* ==================== 右下角浮动按钮组 ==================== */
.floating-buttons {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 1000;
}

.floating-btn {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--primary-color);
    color: var(--white-text);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.floating-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.floating-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-3px) scale(1.05);
}

.floating-btn.load-mode-active {
    background: var(--warning-color);
}

.floating-btn.load-mode-active:hover {
    background: var(--warning-hover);
}

.floating-btn.theme-active {
    background: var(--light-blue-text);
}

.floating-btn.theme-active:hover {
    background: #0b91cc;
}

.floating-btn.scroll-to-top:hover {
    background: var(--success-color);
}

/* ==================== 首屏大图 - 优化响应式 ==================== */
.hero-section {
    height: 100vh;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background: var(--hero-bg-image) center/cover no-repeat;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-overlay);
    z-index: -1;
}

.hero-content {
    text-align: center;
    color: var(--white-text);
    max-width: var(--max-width);
    padding: 0 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    position: relative;
    z-index: 2;
}

/* 响应式字体优化 */
.hero-title {
	font-family: 'Inter', 'SF Pro Text', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 3.5rem;
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: var(--row-gap-sm);
    animation: fadeIn 1s ease;
    text-shadow: 
        0 2px 4px rgba(0, 0, 0, 0.6),
        0 4px 8px rgba(0, 0, 0, 0.4),
        0 8px 16px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
	font-family: 'Inter', 'SF Pro Text', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 1.05rem;
    font-weight: 400;
    letter-spacing: 3px;
    line-height: 1.6;
    margin-bottom: var(--row-gap);
    opacity: 0.9;
    animation: fadeIn 1s 0.2s ease both;
    text-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.5),
        0 2px 6px rgba(0, 0, 0, 0.3);
	text-transform: uppercase;
    white-space: pre-line;
    word-wrap: break-word;
    word-break: normal;
    overflow-wrap: normal;
}

.hero-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    display: none;
}

.hero-loading.active {
    display: block;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    color: var(--indicator-bg);
    z-index: 2;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-20px) translateX(-50%);
    }
    60% {
        transform: translateY(-10px) translateX(-50%);
    }
}

/* ==================== 导航栏 ==================== */
.navbar {
    background-color: var(--nav-bg);
    backdrop-filter: var(--backdrop-filter);
    -webkit-backdrop-filter: var(--backdrop-filter);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1010;
    border-bottom: 1px solid var(--nav-border);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--col-gap-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--logo-color);
    text-decoration: none;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
}

.logo::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--logo-color);
    border-radius: var(--radius-md);
    opacity: 0;
    z-index: -1;
    transition: var(--transition);
}

.logo:hover {
    color: var(--logo-hover-color);
    transform: translateY(-1px);
}

.logo:hover::before {
    opacity: 0.1;
}

[data-theme="dark"] .logo {
    color: var(--logo-color);
    text-shadow: 0 0 10px rgba(140, 123, 255, 0.3);
}

[data-theme="dark"] .logo:hover {
    color: var(--logo-hover-color);
    text-shadow: 0 0 15px rgba(165, 148, 255, 0.5);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--col-gap-sm);
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--nav-text);
    font-weight: 500;
    transition: var(--transition);
    padding: 8px 16px;
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
}

.nav-links a:hover {
    color: var(--primary-color);
    background-color: var(--nav-link-hover-bg);
    transform: translateY(-1px);
}

[data-theme="dark"] .nav-links a:hover {
    color: var(--link-hover-color);
    background-color: var(--nav-link-hover-bg);
}

.nav-links a.active {
    color: var(--primary-color);
    background-color: var(--nav-link-active-bg);
    font-weight: 600;
}

[data-theme="dark"] .nav-links a.active {
    color: var(--link-hover-color);
    background-color: var(--nav-link-active-bg);
    box-shadow: 0 2px 8px rgba(74, 0, 255, 0.2);
}

/* ==================== 搜索框样式 ==================== */
.search-container {
    background-color: var(--base-inverse);
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--row-gap) var(--col-gap-sm);
}

/* ==================== 搜索框样式 - 暗黑模式优化 ==================== */
.search-box {
    display: flex;
    max-width: 600px;
    margin: 0 auto;
    box-shadow: var(--shadow-primary-md);
    border-radius: var(--radius-xl);
    overflow: visible;
    background: var(--white);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    z-index: 1001;
}

[data-theme="dark"] .search-box {
    background: var(--card-bg);
    border-color: var(--border-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.search-box:focus-within {
    box-shadow: 0 6px 20px rgba(74, 0, 255, 0.15);
    transform: translateY(-2px);
    border-color: var(--primary-color);
}

[data-theme="dark"] .search-box:focus-within {
    box-shadow: 0 6px 20px rgba(74, 0, 255, 0.25);
    border-color: var(--primary-color);
}

/* 搜索输入框容器 */
.search-input-wrapper {
    position: relative;
    flex: 1;
    display: flex;
    align-items: center;
}

.search-input {
    flex: 1;
    padding: 16px 48px 16px 24px;
    border: none;
    outline: none;
    font-size: 1rem;
    background: transparent;
    color: var(--text-color);
    border-radius: var(--radius-xl) 0 0 var(--radius-xl);
    width: 100%;
}

.search-input::placeholder {
    color: var(--lighter-text);
}

[data-theme="dark"] .search-input {
    color: var(--text-color);
}

.search-clear-button {
    position: absolute;
    right: 90px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--lighter-text);
    cursor: pointer;
    padding: 4px;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    transition: var(--transition);
    z-index: 2;
}

.search-clear-button:hover {
    background-color: var(--primary-lg-light);
    color: var(--primary-color);
}

[data-theme="dark"] .search-clear-button:hover {
    background-color: rgba(74, 0, 255, 0.2);
    color: var(--primary-color);
}

.search-clear-button:active {
    transform: translateY(-50%) scale(0.95);
}

.search-button {
    background-color: var(--primary-color);
    color: var(--white-text);
    border: none;
    padding: 0 28px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
    border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 78px;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

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

.search-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

[data-theme="dark"] .search-button {
    background-color: var(--primary-color);
}

[data-theme="dark"] .search-button:hover {
    background-color: var(--primary-hover);
}

/* 搜索历史样式 - 暗黑模式优化 */
.search-history-list {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    max-height: 280px;
    min-height: 210px;
    overflow-y: auto;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

[data-theme="dark"] .search-history-list {
    background: var(--card-bg);
    border-color: var(--border-color);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.search-history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 16px 10px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--light-text);
    background: transparent;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

[data-theme="dark"] .search-history-header {
    color: var(--lighter-text);
    border-bottom: 1px solid var(--border-color);
}

.search-history-items {
    padding: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: flex-start;
}

/* 自适应宽度卡片样式 - 暗黑模式优化 */
.search-history-item {
    background: var(--light-bg);
    border: 1px solid var(--light-bg);
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    box-shadow: var(--shadow-sm);
    font-size: 0.8rem;
    max-width: 200px;
    min-width: 60px;
    width: auto;
    flex-shrink: 0;
}

[data-theme="dark"] .search-history-item {
    background: var(--lighter-bg);
    border-color: var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.search-history-item:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
    background: var(--primary-lg-light);
}

[data-theme="dark"] .search-history-item:hover {
    background: rgba(74, 0, 255, 0.15);
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(74, 0, 255, 0.2);
}

.history-text {
    color: var(--text-color);
    font-size: 0.8rem;
    font-weight: 500;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    word-break: keep-all;
    max-width: 150px;
    min-width: 20px;
}

[data-theme="dark"] .history-text {
    color: var(--text-color);
}

/* 删除按钮 - 暗黑模式优化 */
.remove-history-item {
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--primary-color);
    border: 1px solid var(--primary-color);
    color: var(--white);
    cursor: pointer;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    transition: var(--transition);
    opacity: 0;
    box-shadow: var(--shadow-sm);
    z-index: 2;
}

[data-theme="dark"] .remove-history-item {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
}

.search-history-item:hover .remove-history-item {
    opacity: 1;
}

.remove-history-item:hover {
    color: var(--danger-color);
    background: var(--white);
    border-color: var(--danger-color);
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

[data-theme="dark"] .remove-history-item:hover {
    background: var(--white);
    color: var(--danger-color);
    border-color: var(--danger-color);
}

.clear-all-history {
    background: none;
    border: none;
    color: var(--lighter-text);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

.clear-all-history:hover {
    color: var(--danger-color);
    background: rgba(255, 71, 87, 0.1);
}

[data-theme="dark"] .clear-all-history:hover {
    background: rgba(255, 71, 87, 0.15);
    color: var(--danger-color);
}

/* 空状态提示 - 暗黑模式优化 */
.search-history-empty {
    width: 100%;
    text-align: center;
    padding: 30px 20px;
    color: var(--light-text);
}

[data-theme="dark"] .search-history-empty {
    color: var(--lighter-text);
}

.search-history-empty i {
    font-size: 1.5rem;
    margin-bottom: 8px;
    opacity: 0.5;
}

[data-theme="dark"] .search-history-empty i {
    opacity: 0.4;
}

.search-history-empty p {
    margin: 0;
    font-size: 0.85rem;
}

/* ==================== 搜索分页样式 - 暗黑模式优化 ==================== */
.search-pagination {
    grid-column: 1 / -1;
    text-align: center;
    padding: 20px;
    margin-top: 20px;
    border-top: 1px solid var(--border-color);
}

[data-theme="dark"] .search-pagination {
    border-top-color: var(--border-color);
}

.search-load-more-btn {
    background: var(--primary-color);
    color: var(--white-text);
    border: none;
    border-radius: var(--radius-lg);
    padding: 12px 24px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.search-load-more-btn:hover:not(:disabled) {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary-md);
}

[data-theme="dark"] .search-load-more-btn:hover:not(:disabled) {
    box-shadow: 0 4px 12px rgba(74, 0, 255, 0.3);
}

.search-load-more-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.search-progress-text {
    font-size: 0.85rem;
    color: var(--light-text);
    margin-top: 8px;
}

[data-theme="dark"] .search-progress-text {
    color: var(--lighter-text);
}

.search-max-pages-message {
    color: var(--warning-color);
    font-size: 0.9rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

[data-theme="dark"] .search-max-pages-message {
    color: var(--warning-color);
}

.search-last-page-message {
    color: var(--success-color);
    font-size: 0.9rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

[data-theme="dark"] .search-last-page-message {
    color: var(--success-color);
}

/* ==================== 无搜索结果样式 - 暗黑模式优化 ==================== */
.no-search-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--light-text);
}

[data-theme="dark"] .no-search-results {
    color: var(--lighter-text);
}

.no-search-results h3 {
    margin-bottom: 1rem;
    color: var(--text-color);
}

[data-theme="dark"] .no-search-results h3 {
    color: var(--text-color);
}

.no-search-results p {
    margin-bottom: 1.5rem;
}

.search-clear-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
}

.search-clear-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

.search-retry-btn {
    background: var(--light-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
}

[data-theme="dark"] .search-retry-btn {
    background: var(--lighter-bg);
    border-color: var(--border-color);
}

.search-retry-btn:hover {
    background: var(--primary-lg-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

[data-theme="dark"] .search-retry-btn:hover {
    background: rgba(74, 0, 255, 0.15);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .search-box {
        border-radius: var(--radius-lg);
    }
    
    .search-input {
        border-radius: var(--radius-lg) 0 0 var(--radius-lg);
        padding: 14px 42px 14px 16px;
    }
    
    .search-button {
        border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
        padding: 0 20px;
        min-width: 50px;
    }
    
    .search-clear-button {
        right: 10px;
        width: 22px;
        height: 22px;
    }
    
    .search-history-list {
        position: fixed;
        top: 50%;
        left: 20px;
        right: 20px;
        transform: translateY(-50%);
        max-height: 60vh;
        z-index: 1002;
    }
    
    .search-history-items {
        gap: 6px;
        padding: 10px;
    }
    
    .search-history-item {
        min-height: 32px;
        padding: 6px 10px;
        font-size: 0.75rem;
        max-width: 180px;
    }
    
    .history-text {
        font-size: 0.75rem;
        max-width: 130px;
    }
    
    .remove-history-item {
        opacity: 1;
        top: -5px;
        right: -5px;
        width: 16px;
        height: 16px;
        font-size: 0.55rem;
    }
    
    .search-history-header {
        padding: 10px 12px;
        font-size: 0.8rem;
    }
    
    .search-load-more-btn {
        padding: 10px 20px;
        font-size: 0.85rem;
    }
    
    .search-pagination {
        padding: 16px;
    }
}

/* 小屏设备优化 */
@media (max-width: 480px) {
    .search-history-items {
        justify-content: center;
    }
    
    .search-history-item {
        min-height: 30px;
        padding: 5px 8px;
        max-width: 160px;
    }
    
    .history-text {
        font-size: 0.7rem;
        max-width: 110px;
    }
    
    .search-button {
        padding: 0 16px;
    }
}

/* 超小屏设备 */
@media (max-width: 360px) {
    .search-history-items {
        justify-content: flex-start;
    }
    
    .search-history-item {
        max-width: 140px;
    }
    
    .history-text {
        max-width: 90px;
    }
    
    .search-input {
        padding: 12px 38px 12px 12px;
        font-size: 0.9rem;
    }
    
    .search-clear-button {
        right: 80px;
        width: 20px;
        height: 20px;
    }
    
    .search-button {
        padding: 0 12px;
        min-width: 45px;
    }
}

/* ==================== 月份导航 ==================== */
.month-nav {
    background-color: var(--white);
    padding: var(--row-gap-sm) 0;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .month-nav {
    background-color: var(--card-bg);
}

.month-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--col-gap-sm);
}

.month-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--row-gap-sm);
}

.month-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.month-toggle {
    background: var(--primary-color);
    color: var(--white-text);
    border: none;
    border-radius: var(--radius-md);
    padding: 6px 12px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
}

.month-toggle:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
}

.month-selector {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 8px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), 
                opacity 0.3s ease,
                padding 0.3s ease;
    opacity: 0;
    padding-top: 0;
}

.month-selector.expanded {
    max-height: 225px; 
    opacity: 1;
    padding-top: var(--row-gap-sm);
    overflow-y: auto;
    padding-right: 6px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-light) transparent;
}

.month-selector > * {
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.3s ease 0.1s, 
                transform 0.3s ease 0.1s;
}

.month-selector.expanded > * {
    opacity: 1;
    transform: translateY(0);
}

.month-btn {
    padding: 8px 12px;
    background-color: var(--white);
    border: 1px solid var(--border-lg-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 500;
    color: var(--light-text);
    text-align: center;
    font-size: 0.725rem;
    position: relative;
    overflow: hidden;
    min-width: 0;
    white-space: nowrap;
    text-overflow: ellipsis;
    transform: scale(0.95);
    transition: var(--transition), 
                transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.month-selector.expanded .month-btn {
    transform: scale(1);
}

[data-theme="dark"] .month-btn {
    background-color: var(--month-btn-bg);
    border-color: var(--border-color);
}

.month-btn:hover {
    background-color: var(--primary-lg-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-primary-md);
}

[data-theme="dark"] .month-btn:hover {
    color: var(--white-text);
    background-color: var(--month-btn-hover);
}

.month-btn.active {
    background-color: var(--primary-color);
    color: var(--white-text);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-primary-md);
}

/* ==================== 快捷月份样式 ==================== */
.month-quick-access {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 20px;
}

/* ==================== 图片网格 ==================== */
.gallery-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--row-gap) var(--col-gap-sm);
	z-index: 1;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--grid-col-gap);
	align-items: stretch;
}

.image-card {
    background-color: var(--card-bg);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--card-border);
    position: relative;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
    display: flex;
    flex-direction: column;
    height: 100%;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.image-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--card-hover-border);
}

.image-link {
    display: block;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.card-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
    background: var(--loading-bg);
    transition: var(--transition);
}

.card-image[data-src] {
    opacity: 0.7;
}

.card-image:not([data-src]) {
    opacity: 1;
}

[data-theme="dark"] .card-image {
    background: #2a2a2a;
}

.image-link::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.03);
    opacity: 0;
    transition: var(--transition);
}

.image-card:hover .image-link::after {
    opacity: 1;
}

.image-card:hover .card-image {
    transform: scale(1.05);
}

.card-content {
    padding: var(--row-gap-md);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.4;
    color: var(--text-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: 1.4em;
    max-height: 1.4em;
    flex-shrink: 0;
}

.card-credit {
    color: var(--light-text);
    font-size: 0.9rem;
    margin-bottom: var(--radius-lg);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
    min-height: 1.5em;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--lighter-text);
    margin-top: auto;
    flex-shrink: 0;
    min-height: 28px;
}

.card-date {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.card-stats {
    display: flex;
    gap: var(--row-gap-sm);
    flex-shrink: 0;
}

.stat {
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.stat:hover {
    background: var(--primary-lg-light);
    color: var(--primary-color);
}

.stat.favorited {
    color: var(--danger-color);
}

.stat.favorited:hover {
    color: var(--danger-hover);
    background: rgba(255, 71, 87, 0.1);
}

.stat.loading {
    pointer-events: none;
    opacity: 0.6;
}

/* ==================== 底部 ==================== */
.footer {
    background-color: var(--high-light-bg);
    color: var(--footer-text);
    padding: var(--row-gap) 0 var(--row-gap-sm);
    text-align: center;
    margin-top: var(--row-gap);
    border-top: 1px solid var(--border-color);
}

.copyright {
    font-size: 0.9rem;
    line-height: 1.6;
}

.copyright a {
    color: var(--link-color);
}

.copyright a:hover {
    color: var(--link-hover-color);
}

/* ==================== 加载状态 ==================== */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--row-gap);
    flex-direction: column;
    gap: var(--row-gap-sm);
}

.spinner {
    width: var(--bg-spinner);
    height: var(--bg-spinner);
    border: 4px solid var(--primary-light);
    border-left: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-text {
    color: var(--light-text);
    font-size: 0.9rem;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* ==================== 加载更多 ==================== */
.load-more {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--row-gap);
    grid-column: 1 / -1;
}

.load-more-btn {
    background: var(--primary-color);
    color: var(--white-text);
    border: none;
    border-radius: var(--radius-lg);
    padding: 12px 24px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.load-more-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
}

.load-more-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.no-more {
    text-align: center;
    color: var(--light-text);
    padding: var(--row-gap);
    grid-column: 1 / -1;
}

.scroll-load-indicator {
    text-align: center;
    color: var(--light-text);
    padding: var(--row-gap-sm);
    grid-column: 1 / -1;
    font-size: 0.9rem;
}

/* ==================== API 模态窗口 ==================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 10000;
    display: none;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 20px;
    box-sizing: border-box;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal-content {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    width: 90%;
    max-width: 800px;
    box-shadow: var(--shadow-lg);
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] .modal-content {
    background-color: var(--card-bg);
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--light-text);
}

.btn-close-custom {
    font-size: 20px;
    color: var(--light-text);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    position: absolute;
    top: 16px;
    right: 16px;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.btn-close-custom:hover {
    background-color: var(--primary-lg-light);
    color: var(--primary-color);
    transform: scale(1.1);
}

/* API参数表格样式 */
.api-params-table {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 10px;
    margin: 20px 0;
    border-bottom: 1px solid #ddd;
}

.api-params-table:last-child {
    border-bottom: none;
}

.api-params-table h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--light-text);
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

.api-params-table ul,
.api-params-table p {
    margin: 0;
    padding: 10px 0;
    font-size: 14px;
    color: #333;
    border-bottom: 1px solid #eee;
}

.api-params-table ul {
    list-style-type: none;
    padding: 0;
}

.api-params-table ul li {
    margin: 0.5rem 0;
    line-height: 1.6;
}

.api-params-table a {
    color: var(--link-color);
    text-decoration: none;
    font-weight: bold;
}

.api-params-table a:hover {
    color: var(--link-hover-color);
    text-decoration: underline;
}

.api-params-table code {
    background-color: #f1f1f1;
    padding: 4px 8px;
    border-radius: 4px;
    font-family: Monaco, Consolas, "Lucida Console", "Courier New", monospace;
    font-size: 13px;
    font-weight: bold;
    color: #333;
}

/* 暗黑主题API模态框适配 */
[data-theme="dark"] .modal-content {
    background-color: var(--card-bg);
}

[data-theme="dark"] .modal-header h2 {
    color: var(--light-text);
}

[data-theme="dark"] .api-params-table h3 {
    color: var(--light-text);
}

[data-theme="dark"] .api-params-table ul,
[data-theme="dark"] .api-params-table p {
    color: var(--text-color);
}

[data-theme="dark"] .api-params-table code {
    background-color: var(--dark-code-bg);
    color: var(--text-color);
}

[data-theme="dark"] .api-params-table {
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .api-params-table h3 {
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .api-params-table ul,
[data-theme="dark"] .api-params-table p {
    border-bottom-color: var(--border-color);
}

/* 图片懒加载效果 */
.image-card .card-image[data-src] {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-card .card-image.loaded {
    opacity: 1;
}

/* ==================== 全局滚动条优化 ==================== */
html {
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 0, 0, 0.3) rgba(0, 0, 0, 0.05);
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 4px;
    border: 2px solid transparent;
    background-clip: padding-box;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.4);
}

::-webkit-scrollbar-thumb:active {
    background: rgba(0, 0, 0, 0.5);
}

::-webkit-scrollbar-corner {
    background: rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] html {
    scrollbar-color: rgba(255, 255, 255, 0.3) rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] ::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.4);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:active {
    background: rgba(255, 255, 255, 0.5);
}

[data-theme="dark"] ::-webkit-scrollbar-corner {
    background: rgba(255, 255, 255, 0.05);
}

.month-selector::-webkit-scrollbar {
    width: 6px;
}

.month-selector::-webkit-scrollbar-track {
    background: transparent;
    border-radius: 3px;
    margin: 4px 0;
}

.month-selector::-webkit-scrollbar-thumb {
    background: rgba(74, 0, 255, 0.3);
    border-radius: 3px;
    border: 1px solid transparent;
    background-clip: padding-box;
}

.month-selector::-webkit-scrollbar-thumb:hover {
    background: rgba(74, 0, 255, 0.4);
}

.month-selector::-webkit-scrollbar-thumb:active {
    background: rgba(74, 0, 255, 0.5);
}

[data-theme="dark"] .month-selector.expanded {
    scrollbar-color: rgba(140, 123, 255, 0.3) transparent;
}

[data-theme="dark"] .month-selector::-webkit-scrollbar-thumb {
    background: rgba(140, 123, 255, 0.3);
}

[data-theme="dark"] .month-selector::-webkit-scrollbar-thumb:hover {
    background: rgba(140, 123, 255, 0.4);
}

[data-theme="dark"] .month-selector::-webkit-scrollbar-thumb:active {
    background: rgba(140, 123, 255, 0.5);
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
        text-shadow: 
            0 2px 4px rgba(0, 0, 0, 0.6),
            0 4px 8px rgba(0, 0, 0, 0.4);
    }
}

@media (max-width: 768px) {
    :root {
        --row-gap: 20px;
        --row-gap-md: 16px;
        --row-gap-sm: 12px;
        --grid-col-gap: 20px;
    }
    
    .hero-title {
        font-size: 2.5rem;
        text-shadow: 
            0 1px 3px rgba(0, 0, 0, 0.6),
            0 3px 6px rgba(0, 0, 0, 0.4);
        letter-spacing: -0.01em;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
        letter-spacing: 2px;
        line-height: 1.5;
        max-width: 95%;
        text-shadow: 
            0 1px 2px rgba(0, 0, 0, 0.5),
            0 2px 4px rgba(0, 0, 0, 0.3);
    }
    
    .nav-container {
        flex-direction: column;
        height: auto;
        padding: var(--row-gap-sm) var(--col-gap-sm);
        gap: var(--row-gap-sm);
    }
    
    .nav-links {
        gap: var(--row-gap-sm);
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nav-links a {
        padding: 6px 12px;
        font-size: 0.9rem;
    }
    
    .month-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .month-quick-access {
        margin-left: 0;
        width: 100%;
        justify-content: flex-start;
        order: 3;
    }
    
    .month-selector {
        grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--grid-row-gap);
    }
    
    .card-content {
        padding: 16px;
    }
    
    .card-title {
        font-size: 1.1rem;
        min-height: 1.3em;
        max-height: 1.3em;
    }
    
    .card-credit {
        font-size: 0.85rem;
        -webkit-line-clamp: 2;
    }
    
    .card-meta {
        min-height: 30px;
        flex-wrap: wrap;
        gap: 8px;
    }

    .floating-buttons {
        bottom: 20px;
        right: 20px;
    }

    .floating-btn {
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }

    .api-params-table {
        grid-template-columns: 1fr;
        gap: 5px;
    }
    
}

/* 小屏移动设备 (480px以下) */
@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
        text-shadow: 
            0 1px 2px rgba(0, 0, 0, 0.6),
            0 2px 4px rgba(0, 0, 0, 0.4);
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .card-content {
        padding: 14px;
    }
    
    .card-title {
        font-size: 1rem;
        min-height: 1.2em;
        max-height: 1.2em;
    }
    
    .card-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
        min-height: auto;
    }
    
    .card-stats {
        width: 100%;
        justify-content: space-between;
    }
    
    .month-btn {
        padding: 6px 10px;
        font-size: 0.8rem;
    }
    
    .month-selector {
        grid-template-columns: repeat(3, 1fr);
    }

    .floating-buttons {
        bottom: 15px;
        right: 15px;
    }

    .logo {
        font-size: 1.5rem;
    }
    
    /* 搜索框垂直布局 */
    .search-box {
        flex-direction: column;
    }
    
    .search-input {
        padding: 12px 16px;
    }
    
    .search-button {
        padding: 12px;
        border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    }
    
    .card-content {
        padding: 16px;
    }
    
    .card-title {
        font-size: 1.1rem;
    }
}

/* 超小屏设备 (320px以下) */
@media (max-width: 320px) {
    .month-selector {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .nav-links {
        gap: 8px;
    }
    
    .nav-links a {
        padding: 4px 8px;
        font-size: 0.85rem;
    }
    
    .floating-buttons {
        bottom: 10px;
        right: 10px;
    }
    
    .floating-btn {
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
    }
}

/* 横屏模式优化 */
@media (max-height: 500px) and (orientation: landscape) {
    .hero-section {
        height: auto;
        min-height: 100vh;
        padding: 80px 0;
    }
    
    .hero-content {
        padding-top: 60px;
    }
    
    .scroll-indicator {
        bottom: 20px;
    }
}

/* 高分辨率屏幕优化 */
@media (min-width: 1400px) {
    .nav-container,
    .month-container,
    .search-container,
    .gallery-container {
        max-width: 1750px;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
		gap: var(--row-gap-md);
    }
}

/* 针对高对比度背景的特殊优化 */
@media (prefers-contrast: high) {
    .hero-title {
        text-shadow: 
            0 2px 6px rgba(0, 0, 0, 0.8),
            0 4px 12px rgba(0, 0, 0, 0.6);
    }
    
    .hero-subtitle {
        text-shadow: 
            0 1px 4px rgba(0, 0, 0, 0.7),
            0 2px 8px rgba(0, 0, 0, 0.5);
    }
}

/* 针对运动敏感用户的优化 */
@media (prefers-reduced-motion: reduce) {
    .hero-title,
    .hero-subtitle {
        text-shadow: 
            0 1px 2px rgba(0, 0, 0, 0.6); /* 简化阴影效果 */
    }
}