:root {
    --primary: #40e0d0;
    --primary-glow: rgba(64, 224, 208, 0.4);
    --bg-dark: #05050a;
    --card-bg: rgba(10, 15, 25, 0.7);
    --border: rgba(64, 224, 208, 0.2);
}

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

body {
    background-color: var(--bg-dark);
    color: #e0e0e0;
    font-family: 'Roboto Mono', monospace;
    overflow-x: hidden;
    min-height: 100vh;
}

#bgCanvas {
    position: fixed; top: 0; left: 0; z-index: -1;
}

/* 扫描线动画 */
.scanline {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to bottom, transparent 50%, rgba(64, 224, 208, 0.02) 50%);
    background-size: 100% 4px;
    pointer-events: none;
    z-index: 100;
}

.container {
    max-width: 1400px; margin: 0 auto; padding: 0 20px;
    opacity: 0; transform: translateY(20px);
    transition: all 0.8s ease-out;
}

body.loaded .container { opacity: 1; transform: translateY(0); }

/* 头部样式 */
header {
    padding: 3rem 0; text-align: center;
    border-bottom: 1px solid var(--border);
    margin-bottom: 3rem;
    backdrop-filter: blur(10px);
}

.header-content {
    max-width: 1000px;
    margin: 0 auto;
}

h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 3.5rem;
    letter-spacing: 5px;
    background: linear-gradient(90deg, #fff, var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    filter: drop-shadow(0 0 10px var(--primary-glow));
    margin: 1rem 0;
}

.subtitle {
    font-size: 1rem;
    color: var(--primary);
    letter-spacing: 3px;
    margin-bottom: 2rem;
}

.status-bar {
    font-size: 0.7rem; color: var(--primary);
    margin-bottom: 10px; letter-spacing: 2px;
}

.pulse { animation: blink 1.5s infinite; }

@keyframes blink { 
    0%, 100% { opacity: 1; } 50% { opacity: 0.3; } 
}

/* 搜索框 */
.search-engine-container {
    margin-top: 2rem;
}

.search-engine-box {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 20px;
    margin-bottom: 1rem;
}

.engine-selector {
    display: flex;
    justify-content: center;
    margin-bottom: 15px;
}

.engine-btn {
    background: rgba(64, 224, 208, 0.1);
    border: 1px solid var(--border);
    color: #aaa;
    padding: 8px 16px;
    margin: 0 5px;
    border-radius: 2px;
    cursor: pointer;
    transition: 0.3s;
    font-family: 'Roboto Mono';
}

.engine-btn.active, .engine-btn:hover {
    background: rgba(64, 224, 208, 0.3);
    color: white;
    border-color: var(--primary);
}

.search-input-group {
    display: flex;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border);
    border-radius: 2px;
    padding: 5px;
    transition: 0.3s;
}

.search-input-group:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 20px var(--primary-glow);
}

#webSearchInput {
    flex: 1;
    background: transparent;
    border: none;
    color: white;
    padding: 12px;
    font-family: 'Roboto Mono';
    outline: none;
}

#webSearchBtn {
    background: rgba(64, 224, 208, 0.2);
    border: none;
    color: var(--primary);
    padding: 12px 20px;
    cursor: pointer;
    transition: 0.3s;
}

#webSearchBtn:hover {
    background: rgba(64, 224, 208, 0.4);
}

.site-search-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
}

.time-display {
    font-family: 'Orbitron';
    color: var(--primary);
    font-size: 1.5rem;
    text-shadow: 0 0 10px var(--primary-glow);
}

.site-search-container {
    position: relative;
}

.site-search-toggle {
    background: rgba(64, 224, 208, 0.1);
    border: 1px solid var(--border);
    color: #aaa;
    padding: 8px 16px;
    border-radius: 2px;
    cursor: pointer;
    transition: 0.3s;
    font-family: 'Roboto Mono';
}

.site-search-toggle:hover {
    background: rgba(64, 224, 208, 0.3);
    color: white;
    border-color: var(--primary);
}

.site-search-box {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 5px;
    background: rgba(0, 0, 0, 0.9);
    border: 1px solid var(--border);
    padding: 10px;
    border-radius: 2px;
    display: none;
    z-index: 10;
}

.site-search-box.active {
    display: block;
}

#siteSearchInput {
    background: transparent;
    border: 1px solid var(--border);
    color: white;
    padding: 8px;
    width: 200px;
    font-family: 'Roboto Mono';
}

#siteSearchClose {
    background: transparent;
    border: none;
    color: #aaa;
    cursor: pointer;
    margin-left: 5px;
}

/* 主内容区 */
main {
    margin-bottom: 3rem;
}

.categories-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 2rem;
}

@media (max-width: 768px) {
    .categories-container {
        grid-template-columns: 1fr;
    }
}

.category-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
    transition: 0.3s;
}

.category-card:hover {
    box-shadow: 0 0 25px rgba(0, 0, 0, 0.8);
    border-color: var(--primary);
}

.category-header {
    padding: 15px;
    background: rgba(64, 224, 208, 0.05);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.category-header h3 {
    font-family: 'Orbitron';
    font-size: 1.2rem;
    margin: 0;
}

.count {
    font-size: 0.9rem;
    color: var(--primary);
}

.sites-grid {
    display: flex;
    flex-direction: column;
}

.site-card {
    display: flex;
    align-items: center;
    padding: 15px;
    text-decoration: none;
    color: #aaa;
    border-left: 2px solid transparent;
    transition: 0.2s;
}

.site-card:hover {
    background: rgba(64, 224, 208, 0.1);
    color: white;
    border-left-color: var(--primary);
    padding-left: 20px;
}

.site-icon {
    width: 32px;
    height: 32px;
    border-radius: 4px;
    margin-right: 15px;
    filter: grayscale(0.5);
    object-fit: contain;
}

.site-card:hover .site-icon {
    filter: grayscale(0) drop-shadow(0 0 5px var(--primary));
}

.site-info {
    flex: 1;
}

.site-name {
    font-weight: 400;
}

/* 页脚 */
footer {
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--border);
    backdrop-filter: blur(10px);
}

.footer-content p {
    color: #aaa;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.error {
    color: #ff5555;
    text-align: center;
    padding: 2rem;
    border: 1px solid #ff5555;
    border-radius: 4px;
    margin: 2rem 0;
}

/* 功能栏容器 */
.quick-access-bar {
    display: flex;
    justify-content: center;
    margin: 4rem 0 2rem 0; /* 在内容和页脚之间留出空间 */
    padding: 0 20px;
}

.dock-container {
    background: rgba(64, 224, 208, 0.05);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(64, 224, 208, 0.2);
    border-radius: 12px;
    padding: 10px 25px;
    display: flex;
    align-items: center;
    gap: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.dock-container:hover {
    border-color: var(--primary);
    box-shadow: 0 0 20px var(--primary-glow);
}

/* 单个项目 */
.dock-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: #aaa;
    transition: 0.3s;
    position: relative;
    padding: 5px 0;
}

.dock-icon {
    font-size: 1.5rem;
    margin-bottom: 5px;
    transition: 0.3s;
}

.dock-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    letter-spacing: 1px;
}

/* 悬停特效 */
.dock-item:hover {
    color: var(--primary);
    transform: translateY(-5px);
}

.dock-item:hover .dock-icon {
    filter: drop-shadow(0 0 8px var(--primary));
}

/* 分割线 */
.dock-separator {
    width: 1px;
    height: 30px;
    background: rgba(64, 224, 208, 0.2);
}

/* 移动端自适应 */
@media (max-width: 768px) {
    .dock-container {
        gap: 20px;
        padding: 10px 15px;
    }
}