/* home.css - 完整版 - 含在线人数统计 */
:root {
    --primary-color: #3a7bd5;
    --secondary-color: #00d2ff;
    --accent-color: #f92672;
    --text-color: #f8f9fa;
    --background-color: #121212;
    --card-bg-color: rgba(30, 30, 30, 0.8);
    --card-hover-color: rgba(40, 40, 40, 0.9);
    --shadow-color: rgba(0, 0, 255, 0.2);
    --gradient-start: #3a7bd5;
    --gradient-end: #00d2ff;
    --border-radius: 12px;
    --button-radius: 24px;
    --transition-speed: 0.3s;
}

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

body {
    font-family: 'Barlow', 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    opacity: 0.6;
    transition: opacity 0.8s ease;
}

body.page-loaded {
    opacity: 1;
}

.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.background-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    transition: transform 0.6s cubic-bezier(0.23, 1, 0.320, 1);
}

.shape1 {
    width: 700px;
    height: 700px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    top: -250px;
    left: -250px;
    animation: float 20s ease-in-out infinite;
}

.shape2 {
    width: 600px;
    height: 600px;
    background: linear-gradient(45deg, var(--accent-color), var(--gradient-start));
    bottom: -200px;
    right: -200px;
    animation: float 25s ease-in-out infinite reverse;
}

.shape3 {
    width: 500px;
    height: 500px;
    background: linear-gradient(225deg, var(--secondary-color), #9c27b0);
    bottom: 20%;
    left: 10%;
    animation: float 18s ease-in-out infinite 2s;
    opacity: 0.3;
}

@keyframes float {
    0% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }
    33% {
        transform: translate(50px, 40px) scale(1.05) rotate(5deg);
    }
    66% {
        transform: translate(-30px, 20px) scale(0.95) rotate(-3deg);
    }
    100% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Styles - 更新布局 */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
    transition: all 0.3s ease;
}

.header.scrolled {
    background: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(20px);
    padding: 15px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.header.scrolled .logo-image {
    height: 60px;
    transition: height 0.3s ease;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* Logo Styles */
.logo a {
    display: inline-block;
    text-decoration: none;
}

.logo-image {
    height: 80px;
    width: auto;
    transition: all 0.3s ease;
    filter: drop-shadow(0 0 10px rgba(58, 123, 213, 0.5));
}

.logo-image:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 0 8px rgba(58, 123, 213, 0.7));
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% {
        filter: drop-shadow(0 0 5px rgba(58, 123, 213, 0.5));
    }
    50% {
        filter: drop-shadow(0 0 15px rgba(58, 123, 213, 0.8));
    }
    100% {
        filter: drop-shadow(0 0 5px rgba(58, 123, 213, 0.5));
    }
}

/* 在线人数统计样式 */
.online-stats {
    display: flex;
    align-items: center;
}

.online-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(40, 40, 40, 0.8);
    padding: 8px 16px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(58, 123, 213, 0.3);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.online-indicator::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
}

.online-indicator:hover {
    background: rgba(50, 50, 50, 0.9);
    border-color: rgba(58, 123, 213, 0.6);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.online-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #28a745;
    box-shadow: 0 0 8px rgba(40, 167, 69, 0.6);
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0% {
        box-shadow: 0 0 8px rgba(40, 167, 69, 0.6);
    }
    50% {
        box-shadow: 0 0 15px rgba(40, 167, 69, 0.9), 0 0 20px rgba(40, 167, 69, 0.3);
    }
    100% {
        box-shadow: 0 0 8px rgba(40, 167, 69, 0.6);
    }
}

.online-text {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

.online-count {
    font-size: 16px;
    font-weight: 700;
    color: var(--gradient-start);
    text-shadow: 0 0 10px rgba(58, 123, 213, 0.5);
    transition: all 0.3s ease;
    min-width: 20px;
    text-align: center;
}

.online-unit {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 400;
}

.nav-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--border-radius);
    transition: all var(--transition-speed) ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, var(--gradient-start), var(--gradient-end));
    z-index: -1;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-speed) ease;
    border-radius: var(--border-radius);
}

.nav-link:hover::before,
.nav-link.active::before {
    transform: scaleX(1);
    transform-origin: left;
}

/* 通知相关样式 */
.notification-container {
    position: relative;
    display: inline-block;
}

.notification-btn {
    position: relative;
}

.notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: linear-gradient(135deg, #ff4757, #ff3742);
    color: white;
    border-radius: 50%;
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(255, 71, 87, 0.4);
    animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
    0% {
        transform: scale(1);
        box-shadow: 0 2px 8px rgba(255, 71, 87, 0.4);
    }
    50% {
        transform: scale(1.1);
        box-shadow: 0 2px 12px rgba(255, 71, 87, 0.6);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 2px 8px rgba(255, 71, 87, 0.4);
    }
}

/* VR按钮样式 */
.vr-btn {
    background: linear-gradient(135deg, #6e45e2, #88d3ce);
    color: white !important;
    border-radius: 20px;
    padding: 5px 15px !important;
    margin-left: 10px;
    position: relative;
    overflow: hidden;
    z-index: 1;
    transition: all 0.3s ease;
}

.vr-btn:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #88d3ce, #6e45e2);
    z-index: -1;
    transition: opacity 0.3s ease;
    opacity: 0;
}

.vr-btn:hover:before {
    opacity: 1;
}

.vr-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(110, 69, 226, 0.4);
}

/* Carousel Styles */
.carousel-wrapper {
    position: relative;
    margin-bottom: 40px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5),
    0 0 20px var(--shadow-color);
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 530px;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3), 0 0 25px var(--shadow-color);
}

.carousel-slides {
    width: 100%;
    height: 100%;
    position: relative;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-slide.active {
    opacity: 1;
    z-index: 1;
}

.carousel-slide a {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.carousel-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

/* 轮播标题和标签样式 */
.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 40px 25px 25px;
    background: linear-gradient(to top,
    rgba(0, 0, 0, 0.85) 0%,
    rgba(0, 0, 0, 0.6) 60%,
    rgba(0, 0, 0, 0) 100%);
    color: white;
    text-align: left;
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
    transform: translateY(0);
    transition: transform 0.3s ease;
    z-index: 2;
}

.carousel-slide:hover .carousel-caption {
    transform: translateY(-5px);
}

.carousel-caption h2 {
    font-size: 28px;
    margin-bottom: 15px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7);
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    line-height: 1.3;
    position: relative;
    transition: text-shadow 0.3s ease;
}

.carousel-slide:hover .carousel-caption h2 {
    animation: glowText 2s infinite;
}

.carousel-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 15px;
}

.tag {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    font-size: 14px;
    padding: 6px 15px;
    border-radius: 30px;
    font-weight: 500;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
    display: inline-block;
    transition: all 0.3s ease;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.tag::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.7s ease;
}

.tag:hover::before {
    left: 100%;
}

.tag:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
}

/* 标签随机颜色 */
.tag:nth-child(5n+1) {
    background: linear-gradient(135deg, #3a7bd5, #00d2ff);
}

.tag:nth-child(5n+2) {
    background: linear-gradient(135deg, #00c6ff, #0072ff);
}

.tag:nth-child(5n+3) {
    background: linear-gradient(135deg, #f857a6, #ff5858);
}

.tag:nth-child(5n+4) {
    background: linear-gradient(135deg, #fc5c7d, #6a82fb);
}

.tag:nth-child(5n+5) {
    background: linear-gradient(135deg, #654ea3, #eaafc8);
}

.carousel-caption .post-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 14px;
    opacity: 0.9;
}

.post-views, .post-replies {
    display: flex;
    align-items: center;
    gap: 5px;
}

.icon-view, .icon-reply {
    font-size: 16px;
    display: inline-block;
    width: 20px;
    height: 20px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.icon-view {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='white' viewBox='0 0 24 24'%3E%3Cpath d='M12 4.5C7 4.5 2.73 7.61 1 12c1.73 4.39 6 7.5 11 7.5s9.27-3.11 11-7.5c-1.73-4.39-6-7.5-11-7.5zM12 17c-2.76 0-5-2.24-5-5s2.24-5 5-5 5 2.24 5 5-2.24 5-5 5zm0-8c-1.66 0-3 1.34-3 3s1.34 3 3 3 3-1.34 3-3-1.34-3-3-3z'/%3E%3C/svg%3E");
}

.icon-reply {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='white' viewBox='0 0 24 24'%3E%3Cpath d='M20 2H4c-1.1 0-2 .9-2 2v18l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zm0 14H6l-2 2V4h16v12z'/%3E%3C/svg%3E");
}

/* 轮播控制按钮 */
.carousel-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background-color: rgba(0, 0, 0, 0.4);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.carousel-control:hover {
    background-color: rgba(58, 123, 213, 0.8);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 5px 20px rgba(58, 123, 213, 0.5);
}

.carousel-control:focus {
    animation: pulse 1.5s infinite;
    outline: none;
}

.prev {
    left: 20px;
}

.next {
    right: 20px;
}

/* 轮播指示器 - 圆点 */
.carousel-dots {
    display: flex;
    justify-content: center;
    margin-top: 20px;
    gap: 12px;
}

.dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    border: none;
}

.dot.active {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    width: 40px;
    border-radius: 15px;
}

/* 轮播缩略图导航 */
.carousel-thumbnails {
    display: flex;
    gap: 12px;
    margin: 20px auto 0;
    padding: 15px;
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--card-bg-color);
    justify-content: center;
    max-width: 100%;
    background: rgba(30, 30, 30, 0.4);
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.carousel-thumbnails::-webkit-scrollbar {
    height: 6px;
}

.carousel-thumbnails::-webkit-scrollbar-track {
    background: var(--card-bg-color);
    border-radius: 10px;
}

.carousel-thumbnails::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 10px;
}

.thumbnail {
    flex: 0 0 100px;
    height: 60px;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    opacity: 0.7;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    background: none;
}

.thumbnail.active {
    opacity: 1;
    border-color: var(--gradient-start);
    transform: translateY(-5px) scale(1.05);
}

.thumbnail:hover {
    opacity: 0.9;
}

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

/* 轮播计数器 */
.slide-counter {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    padding: 5px 15px;
    border-radius: 30px;
    font-size: 14px;
    z-index: 10;
    backdrop-filter: blur(5px);
    font-weight: 500;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* 搜索框样式 */
.search-container {
    margin: 20px auto 40px;
    max-width: 800px;
    background: rgba(40, 40, 40, 0.75);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.search-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
}

.search-input-group {
    display: flex;
}

.search-input {
    flex: 1;
    padding: 12px 15px;
    font-size: 16px;
    border: none;
    background: rgba(60, 60, 60, 0.8);
    color: white;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    outline: none;
    transition: all 0.3s ease;
}

.search-input:focus {
    background: rgba(70, 70, 70, 0.9);
    box-shadow: 0 0 15px rgba(58, 123, 213, 0.3);
}

.search-button {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    border: none;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    padding: 0 20px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-button:hover {
    background: linear-gradient(135deg, #4a8be6, #00e0ff);
    box-shadow: 0 0 15px rgba(58, 123, 213, 0.5);
}

.icon-search {
    display: inline-block;
    width: 18px;
    height: 18px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='white' viewBox='0 0 24 24'%3E%3Cpath d='M15.5 14h-.79l-.28-.27a6.5 6.5 0 001.48-5.34c-.47-2.78-2.79-5-5.59-5.34a6.505 6.505 0 00-7.27 7.27c.34 2.8 2.56 5.12 5.34 5.59a6.5 6.5 0 005.34-1.48l.27.28v.79l4.25 4.25c.41.41 1.08.41 1.49 0 .41-.41.41-1.08 0-1.49L15.5 14zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

/* 分类导航 */
.category-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin: 40px 0;
}

.category-btn {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
    width: 240px;
    height: 240px;
    border-radius: 25px;
    transition: all 0.3s ease;
    box-shadow: none;
    overflow: visible;
    background: transparent;
    padding: 20px 10px;
}

.category-btn i {
    display: block !important;
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    filter: brightness(0) invert(1);
    transition: all 0.3s ease;
}

.category-btn i[class^="icon-"] {
    display: block !important;
}

.category-btn .icon-discussion {
    background-image: url('/static/icon/play-video.png');
}

.category-btn .icon-share {
    background-image: url('/static/icon/making-love.png');
}

.category-btn .icon-experience {
    background-image: url('/static/icon/woman.png');
}

.category-btn .icon-gallery {
    background-image: url('/static/icon/seductive-dance.png');
}

.category-btn .icon-announcement {
    background-image: url('/static/icon/play-video.png');
}

.category-btn .icon-default {
    background-image: url('/static/icon/play-video.png');
}

.category-btn:hover i {
    filter: brightness(0) invert(1) drop-shadow(0 0 15px white);
    transform: scale(1.2);
}

.category-btn:hover {
    transform: translateY(-8px);
    box-shadow: none;
    background: transparent;
}

.category-btn span {
    position: relative;
    font-weight: 700;
    font-size: 22px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    color: white;
    text-align: center;
    line-height: 1.2;
    transition: all 0.3s ease;
    display: block !important;
}

.category-btn:hover span {
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.8), 2px 2px 4px rgba(0, 0, 0, 0.8);
    transform: scale(1.05);
}

/* 分类内容区 */
.category-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

.category-section {
    margin-bottom: 40px;
    transition: transform 0.4s ease;
}

.category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.category-header::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 120px;
    height: 4px;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
    border-radius: 4px;
    transition: width 0.3s ease;
}

.category-section:hover .category-header::after {
    width: 180px;
}

.category-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-color);
    position: relative;
    padding-left: 15px;
}

.category-header h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 25px;
    background: linear-gradient(to bottom, var(--gradient-start), var(--gradient-end));
    border-radius: 3px;
}

.view-more {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    background-color: rgba(40, 40, 40, 0.6);
    padding: 8px 16px;
    border-radius: 30px;
}

.view-more::after {
    content: '→';
    margin-left: 5px;
    transition: transform 0.3s ease;
}

.view-more:hover {
    color: white;
    background-color: rgba(58, 123, 213, 0.7);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.view-more:hover::after {
    transform: translateX(5px);
}

/* 帖子列表 */
.post-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.post-card {
    background-color: rgba(40, 40, 40, 0.75);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.4s ease;
    height: 100%;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
    position: relative;
    backdrop-filter: blur(10px);
}

.post-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.post-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3), 0 0 20px var(--shadow-color);
    background-color: rgba(50, 50, 50, 0.85);
}

.post-card:hover::before {
    opacity: 1;
}

.post-card a {
    text-decoration: none;
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.post-image {
    height: 200px;
    overflow: hidden;
    position: relative;
}

.post-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30px;
    background: linear-gradient(to bottom, rgba(0,0,0,0), rgba(40,40,40,0.5));
    z-index: 1;
}

.post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s ease;
}

.post-card:hover .post-image img {
    transform: scale(1.08);
}

.post-info {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
}

.post-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
    color: rgba(255, 255, 255, 0.95);
    transition: color 0.3s ease;
}

.post-card:hover .post-title {
    color: white;
    text-shadow: 0 0 15px rgba(58, 123, 213, 0.5);
}

.post-meta {
    display: flex;
    justify-content: space-between;
    opacity: 0.8;
    font-size: 14px;
    margin-top: 15px;
    color: rgba(255, 255, 255, 0.8);
}

/* 无帖子提示 */
.no-posts {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 200px;
    background-color: rgba(40, 40, 40, 0.7);
    border-radius: 24px;
    color: rgba(255, 255, 255, 0.6);
    grid-column: 1 / -1;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(10px);
}

/* 页脚 */
.footer {
    margin-top: 60px;
    text-align: center;
    padding: 30px 0;
    color: rgba(255, 255, 255, 0.6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideFromRight {
    from {
        transform: translateX(50px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideFromLeft {
    from {
        transform: translateX(-50px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideExitLeft {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(-50px);
        opacity: 0;
    }
}

@keyframes slideExitRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(50px);
        opacity: 0;
    }
}

@keyframes glowText {
    0% {
        text-shadow: 0 0 10px rgba(58, 123, 213, 0.5), 0 0 20px rgba(0, 210, 255, 0.3);
    }
    50% {
        text-shadow: 0 0 20px rgba(58, 123, 213, 0.8), 0 0 30px rgba(0, 210, 255, 0.6);
    }
    100% {
        text-shadow: 0 0 10px rgba(58, 123, 213, 0.5), 0 0 20px rgba(0, 210, 255, 0.3);
    }
}

@keyframes typing {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

@keyframes ripple {
    to {
        width: 100vmax;
        height: 100vmax;
        opacity: 0;
    }
}

.loaded .carousel-slide.active {
    animation: fadeIn 0.8s ease-out;
}

.carousel-slide.slide-from-right {
    animation: slideFromRight 0.7s ease-out;
}

.carousel-slide.slide-from-left {
    animation: slideFromLeft 0.7s ease-out;
}

.carousel-slide.slide-exit-left {
    animation: slideExitLeft 0.7s ease-out;
}

.carousel-slide.slide-exit-right {
    animation: slideExitRight 0.7s ease-out;
}

.carousel-slide.animated-entry .carousel-caption {
    animation: slideFromRight 0.8s ease-out 0.2s both;
}

/* 淡入效果 */
.fade-element {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-element.fade-in {
    opacity: 1;
    transform: translateY(0);
}

/* 打字机效果 */
.carousel-caption.typing-effect h2 {
    overflow: hidden;
    white-space: nowrap;
    animation: typing 1s steps(40, end);
}

/* 强调轮播标题 */
.carousel-caption.enhanced-caption {
    transform: translateY(-8px);
}

.carousel-caption.enhanced-caption h2 {
    text-shadow: 0 0 15px rgba(58, 123, 213, 0.8), 0 0 30px rgba(0, 210, 255, 0.6);
}

/* 页面加载动画 */
.page-load-ripple {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(58, 123, 213, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: ripple 1.5s ease-out;
    pointer-events: none;
    z-index: 9999;
}

/* 额外的工具类 */
.text-gradient {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(40, 40, 40, 0.8);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #4a8be6, #00e0ff);
}

/* 选中文字的样式 */
::selection {
    background: rgba(58, 123, 213, 0.3);
    color: white;
}

::-moz-selection {
    background: rgba(58, 123, 213, 0.3);
    color: white;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .header-right {
        flex-direction: column;
        width: 100%;
        gap: 15px;
    }

    .nav-links {
        order: 2;
        justify-content: center;
    }

    .online-stats {
        order: 1;
        width: 100%;
        justify-content: center;
    }

    .online-indicator {
        font-size: 13px;
        padding: 6px 12px;
    }

    .online-count {
        font-size: 15px;
    }

    .logo-image {
        height: 70px;
    }

    .carousel-container {
        height: 420px;
    }

    .carousel-caption h2 {
        font-size: 22px;
    }

    .category-nav {
        gap: 15px;
    }

    .category-btn {
        width: 180px;
        height: 180px;
        padding: 15px 10px 0;
    }

    .category-btn i {
        width: 80px;
        height: 80px;
        margin-bottom: 15px;
    }

    .category-btn span {
        font-size: 18px;
    }

    .post-list {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }

    .carousel-control {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }

    .search-container {
        max-width: 100%;
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .online-indicator {
        padding: 5px 10px;
        gap: 6px;
    }

    .online-text {
        font-size: 12px;
    }

    .online-count {
        font-size: 14px;
    }

    .online-unit {
        font-size: 12px;
    }

    .carousel-container {
        height: 320px;
    }

    .carousel-caption h2 {
        font-size: 18px;
        -webkit-line-clamp: 1;
    }

    .carousel-tags {
        gap: 5px;
    }

    .tag {
        font-size: 11px;
        padding: 4px 10px;
    }

    .carousel-control {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }

    .post-list {
        grid-template-columns: 1fr;
    }

    .category-btn {
        width: 160px;
        height: 160px;
        padding: 12px 8px;
    }

    .category-btn i {
        width: 60px;
        height: 60px;
        margin-bottom: 12px;
    }

    .category-btn span {
        font-size: 16px;
    }

    .category-header h2 {
        font-size: 22px;
    }

    /* 修复通知弹窗偏右问题，让它往中间靠一点 */
    .notification-dropdown {
        position: absolute;
        top: calc(100% + 8px);
        left: 50%;
        transform: translateX(-50%);
        width: 220px;
        max-width: 220px;
        z-index: 999;
        border-radius: 10px;
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
        background: #1f1f1f;
        overflow: hidden;
    }

    .nav-links {
        gap: 10px;
        flex-wrap: wrap;
    }

    .nav-link {
        padding: 6px 12px;
        font-size: 14px;
    }
}

@media (max-width: 360px) {
    .category-btn {
        width: 150px;
        height: 150px;
    }

    .category-btn i {
        width: 50px;
        height: 50px;
    }

    .category-btn span {
        font-size: 15px;
    }

    .online-indicator {
        padding: 4px 8px;
        gap: 4px;
    }

    .online-text, .online-unit {
        font-size: 11px;
    }

    .online-count {
        font-size: 13px;
    }

    .nav-link {
        padding: 5px 10px;
        font-size: 13px;
    }

    .search-input, .search-button {
        font-size: 14px;
    }

    .search-input {
        padding: 10px 12px;
    }

    .search-button {
        padding: 0 15px;
    }
}


.no-image-toggle {
    display: flex;
    align-items: center;
}

.toggle-container {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(40, 40, 40, 0.8);
    padding: 8px 16px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(58, 123, 213, 0.3);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.toggle-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
}

.toggle-container:hover {
    background: rgba(50, 50, 50, 0.9);
    border-color: rgba(58, 123, 213, 0.6);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.toggle-checkbox {
    display: none;
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.toggle-slider {
    position: relative;
    width: 44px;
    height: 22px;
    background: rgba(60, 60, 60, 0.8);
    border-radius: 22px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    background: #fff;
    border-radius: 50%;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-checkbox:checked + .toggle-label .toggle-slider {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-color: var(--gradient-start);
    box-shadow: 0 0 15px rgba(58, 123, 213, 0.3);
}

.toggle-checkbox:checked + .toggle-label .toggle-slider::before {
    transform: translateX(22px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.toggle-text {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    transition: color 0.3s ease;
}

.toggle-checkbox:checked + .toggle-label .toggle-text {
    color: var(--gradient-start);
    text-shadow: 0 0 10px rgba(58, 123, 213, 0.5);
}

/* 无图模式激活时的样式 */
body.no-image-mode img {
    display: none !important;
}

body.no-image-mode .post-image,
body.no-image-mode .carousel-image {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    display: flex !important;
    align-items: center;
    justify-content: center;
    position: relative;
}

body.no-image-mode .post-image::before,
body.no-image-mode .carousel-slide::before {
    content: "📷";
    font-size: 48px;
    color: rgba(255, 255, 255, 0.3);
    z-index: 1;
}

body.no-image-mode .post-image::after {
    content: "无图模式";
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    background: rgba(0, 0, 0, 0.5);
    padding: 4px 8px;
    border-radius: 4px;
    z-index: 1;
}

/* 轮播图无图模式特殊处理 */
body.no-image-mode .carousel-slide {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    display: flex;
    align-items: center;
    justify-content: center;
}

body.no-image-mode .carousel-slide::before {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 64px;
    z-index: 0;
}

/* 缩略图无图模式 */
body.no-image-mode .thumbnail {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    display: flex;
    align-items: center;
    justify-content: center;
}

body.no-image-mode .thumbnail::before {
    content: "📷";
    font-size: 24px;
    color: rgba(255, 255, 255, 0.3);
}

/* Logo 例外（保持显示） */
body.no-image-mode .logo-image {
    display: block !important;
}

/* 背景图片也可以选择隐藏 */
body.no-image-mode .background-shape {
    opacity: 0.1 !important;
}

/* 响应式适配 */
@media (max-width: 768px) {
    .no-image-toggle {
        order: 1.5;
        width: 100%;
        justify-content: center;
        margin: 5px 0;
    }

    .toggle-container {
        padding: 6px 12px;
    }

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

    .toggle-slider {
        width: 40px;
        height: 20px;
    }

    .toggle-slider::before {
        width: 14px;
        height: 14px;
    }

    .toggle-checkbox:checked + .toggle-label .toggle-slider::before {
        transform: translateX(20px);
    }
}

@media (max-width: 480px) {
    .toggle-container {
        padding: 5px 10px;
    }

    .toggle-text {
        font-size: 12px;
    }

    .toggle-slider {
        width: 36px;
        height: 18px;
    }

    .toggle-slider::before {
        width: 12px;
        height: 12px;
    }

    .toggle-checkbox:checked + .toggle-label .toggle-slider::before {
        transform: translateX(18px);
    }
}
/* 修复轮播墙无图模式 - 在 home.css 中替换或添加以下样式 */

/* 无图模式激活时的样式 - 更强力的选择器 */
body.no-image-mode img {
    display: none !important;
}

/* 特别针对轮播墙图片 */
body.no-image-mode .carousel-image,
body.no-image-mode .carousel-slide img {
    display: none !important;
    visibility: hidden !important;
}

/* 轮播墙容器样式调整 */
body.no-image-mode .carousel-slide {
    background: linear-gradient(135deg, #2c3e50, #34495e) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    position: relative !important;
}

body.no-image-mode .carousel-slide a {
    background: transparent !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 100% !important;
    height: 100% !important;
}

/* 轮播墙占位符内容 */
body.no-image-mode .carousel-slide::before {
    content: "📷";
    font-size: 64px;
    color: rgba(255, 255, 255, 0.3);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
}

body.no-image-mode .carousel-slide::after {
    content: "无图模式 - 点击查看内容";
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
    background: rgba(0, 0, 0, 0.6);
    padding: 8px 16px;
    border-radius: 6px;
    z-index: 2;
    text-align: center;
}

/* 轮播标题区域保持显示 */
body.no-image-mode .carousel-caption {
    position: absolute !important;
    bottom: 0 !important;
    left: 0 !important;
    width: 100% !important;
    z-index: 3 !important;
    background: linear-gradient(to top,
    rgba(0, 0, 0, 0.9) 0%,
    rgba(0, 0, 0, 0.7) 60%,
    rgba(0, 0, 0, 0.3) 100%) !important;
}

/* 缩略图无图模式 */
body.no-image-mode .thumbnail {
    background: linear-gradient(135deg, #2c3e50, #34495e) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    position: relative !important;
}

body.no-image-mode .thumbnail img {
    display: none !important;
    visibility: hidden !important;
}

body.no-image-mode .thumbnail::before {
    content: "📷";
    font-size: 24px;
    color: rgba(255, 255, 255, 0.3);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* 帖子封面无图模式 */
body.no-image-mode .post-image {
    background: linear-gradient(135deg, #2c3e50, #34495e) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    position: relative !important;
}

body.no-image-mode .post-image img {
    display: none !important;
    visibility: hidden !important;
}

body.no-image-mode .post-image::before {
    content: "📷";
    font-size: 48px;
    color: rgba(255, 255, 255, 0.3);
    z-index: 1;
}

body.no-image-mode .post-image::after {
    content: "无图模式";
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    background: rgba(0, 0, 0, 0.5);
    padding: 4px 8px;
    border-radius: 4px;
    z-index: 1;
}

/* Logo 例外（保持显示） */
body.no-image-mode .logo-image {
    display: block !important;
    visibility: visible !important;
}

/* 如果还有其他地方的图片没被隐藏，使用这个万能选择器 */
body.no-image-mode * img:not(.logo-image) {
    display: none !important;
    visibility: hidden !important;
}