body {
    font-family: 'Microsoft YaHei', sans-serif;
    margin: 0;
    padding: 20px;
    background: #1a1a1a;
    color: #e0e0e0;
}

header {
    text-align: center;
    margin-bottom: 40px;
}

.search-box {
    max-width: 600px;
    margin: 20px auto;
    display: flex;
}

.search-box input {
    flex: 1;
    padding: 12px;
    border: 2px solid #2d2d2d;
    background: #2d2d2d;
    color: #fff;
    border-radius: 25px 0 0 25px;
    font-size: 16px;
}

.search-box button {
    padding: 12px 20px;
    background: #2d2d2d;
    border: none;
    border-radius: 0 25px 25px 0;
    color: #fff;
    cursor: pointer;
    transition: background 0.3s;
}

.search-box button:hover {
    background: #1890ff;
}

.category {
    background: rgba(45, 45, 45, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

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

.links {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.links a {
    display: block;
    padding: 12px;
    background: rgba(51, 51, 51, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    text-decoration: none;
    color: #e0e0e0;
    transition: 
        all 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94),
        box-shadow 0.2s ease;
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

.links a:hover {
    background: #1890ff;
    color: white;
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

h1, h2 {
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

input::placeholder {
    color: #888;
}

/* 添加CSS变量 */
:root {
    --custom-bg: url('https://img.likepoems.com/images/pc/3fbcf321ec8163df2bb2b13a4745fbd7f.jpg');
}

/* 新增背景样式 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--custom-bg) no-repeat center/cover;
    z-index: -1;
    transition: filter 0.5s;
    will-change: filter;
    transform: translateZ(0);
}

/* 毛玻璃效果 */
body.blur-effect::before {
    filter: blur(5px) brightness(0.7);
}

/* 新增效果切换按钮 */
.effect-switch {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 8px 16px;
    background: rgba(45, 45, 45, 0.8);
    border: 1px solid #1890ff;
    border-radius: 20px;
    color: #fff;
    cursor: pointer;
    backdrop-filter: blur(5px);
    transition: all 0.3s;
}

.effect-switch:hover {
    background: #1890ff;
    transform: scale(1.05);
}

/* 背景控制面板 */
.bg-control {
    position: fixed;
    top: 60px;
    right: 20px;
    background: rgba(45, 45, 45, 0.8);
    padding: 15px;
    border-radius: 10px;
    backdrop-filter: blur(5px);
    display: flex;
    gap: 10px;
    flex-direction: column;
}

.bg-control input {
    padding: 8px;
    background: rgba(255,255,255,0.1);
    border: 1px solid #1890ff;
    color: white;
    border-radius: 4px;
}

.bg-control button {
    padding: 8px;
    background: #1890ff;
    border: none;
    color: white;
    border-radius: 4px;
    cursor: pointer;
}

/* 链接管理面板 */
.management-panel {
    margin-top: 30px;
    background: rgba(45, 45, 45, 0.8);
    padding: 20px;
    border-radius: 12px;
}

.add-link-form {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr auto;
    gap: 10px;
    align-items: center;
}

.delete-btn {
    margin-left: 10px;
    color: #ff4d4f;
    cursor: pointer;
    font-weight: bold;
    padding: 2px 5px;
    border-radius: 50%;
}

.delete-btn:hover {
    background: rgba(255,77,79,0.2);
}

/* 优化FAB容器 */
.fab-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
    display: flex;
    flex-direction: column-reverse;
    align-items: flex-end;
    gap: 15px;
}

/* 主按钮优化 */
.fab-main {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #ff6b6b;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    display: flex;
    align-items: center;
    justify-content: center;
}

.fab-main:hover {
    transform: scale(1.1) rotate(360deg);
    background: #ff5252;
}

/* 子菜单按钮 */
.fab-menu {
    flex-direction: column-reverse;
    gap: 15px;
    display: flex;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    pointer-events: none;
}

.fab-container:hover .fab-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.fab-item {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.9);
    border: none;
    color: #2d3436;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55);
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.fab-item span {
    position: absolute;
    right: 50px;
    white-space: nowrap;
    background: rgba(45,45,45,0.9);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 14px;
    opacity: 0;
    pointer-events: none;
    transform: translateX(10px);
    transition: all 0.3s ease;
}

.fab-item:hover {
    transform: scale(1.15) translateX(-10px);
    background: #1890ff;
    color: white;
}

.fab-item:hover span {
    opacity: 1;
    transform: translateX(0);
}

/* 添加粒子动画 */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.fab-item:nth-child(1) { animation: float 3s ease-in-out infinite; }
.fab-item:nth-child(2) { animation: float 3s ease-in-out infinite 0.2s; }
.fab-item:nth-child(3) { animation: float 3s ease-in-out infinite 0.4s; }

/* 弹出式面板 */
.popup-panel {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(45, 45, 45, 0.9);
    padding: 20px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    display: none;
    min-width: 300px;
}

.panel-header {
    cursor: pointer;
    padding: 10px;
    margin: -10px;
    border-radius: 8px;
    transition: background 0.2s;
}

.panel-header:hover {
    background: rgba(255,255,255,0.1);
}

.panel-content {
    margin-top: 15px;
}

/* 添加全局过渡 */
* {
    transition: 
        background-color 0.3s ease,
        transform 0.3s cubic-bezier(0.25, 0.72, 0.37, 1.1),
        opacity 0.3s ease;
    scroll-behavior: smooth;
}

/* 添加滚动条美化 */
::-webkit-scrollbar {
    width: 8px;
    background: rgba(0,0,0,0.1);
}

::-webkit-scrollbar-thumb {
    background: #1890ff;
    border-radius: 4px;
}

/* 添加加载动画 */
@keyframes skeleton {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-loading {
    background: linear-gradient(
        90deg,
        rgba(255,255,255,0.1) 25%,
        rgba(255,255,255,0.15) 50%,
        rgba(255,255,255,0.1) 75%
    );
    background-size: 200% 100%;
    animation: skeleton 1.5s infinite linear;
}

/* 添加触摸优化 */
@media (hover: hover) {
    .links a:hover {
        /* 仅在有悬停设备上应用效果 */
        transform: translateY(-3px) scale(1.02);
    }
}