:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: rgba(26, 26, 36, 0.8);
    --accent: #00ffaa;
    --accent-glow: rgba(0, 255, 170, 0.4);
    --accent-blue: #00d4ff;
    --accent-purple: #7b61ff;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.6);
    --border-color: rgba(0, 255, 170, 0.2);
    --border-hover: rgba(0, 255, 170, 0.5);
}

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

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: "Microsoft Yahei", -apple-system, BlinkMacSystemFont, sans-serif;
    min-height: 100vh;
    position: relative;
    cursor: none;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 255, 170, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 170, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { background-position: 0 0; }
    100% { background-position: 60px 60px; }
}

.grid-bg {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image: 
        linear-gradient(rgba(0, 255, 170, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 170, 0.08) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
    pointer-events: none;
    z-index: 0;
}

.container, nav, .main-content, .page-container, .content {
    position: relative;
    z-index: 10;
}

.cursor-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 255, 170, 0.15) 0%, transparent 70%);
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 9998;
    transition: width 0.3s, height 0.3s;
}

.cursor-dot {
    position: fixed;
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 9999;
    box-shadow: 0 0 10px var(--accent), 0 0 20px rgba(0, 255, 170, 0.5);
    transition: width 0.2s, height 0.2s;
}

.cursor-dot.clicking {
    width: 16px;
    height: 16px;
}

.drag-trail {
    position: fixed;
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9997;
    transform: translate(-50%, -50%);
}

.ripple {
    position: fixed;
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 9996;
    animation: rippleExpand 0.8s ease-out forwards;
}

@keyframes rippleExpand {
    0% { width: 20px; height: 20px; opacity: 1; }
    100% { width: 150px; height: 150px; opacity: 0; }
}

.explosion-particle {
    position: fixed;
    width: 4px;
    height: 4px;
    background: var(--accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9995;
    box-shadow: 0 0 8px currentColor;
}

nav {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(10px);
    padding: 1rem 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    color: var(--accent);
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    cursor: none;
}

.logo::before {
    content: "↱";
    font-size: 28px;
}

.logo:hover {
    text-shadow: 0 0 20px var(--accent-glow);
}

.nav-links {
    display: flex;
    gap: 2rem;
    margin-left: 2rem;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s ease;
    padding: 4px 0;
    position: relative;
    cursor: none;
}

.nav-links a:hover {
    color: var(--accent);
    text-shadow: 0 0 10px var(--accent-glow);
}

.nav-links a.active {
    color: var(--accent);
}

.nav-links a.active::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.login-btn {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.login-btn:hover {
    color: var(--accent);
}

.start-btn {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-blue) 100%);
    color: var(--bg-primary);
    padding: 8px 16px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s;
    box-shadow: 0 0 20px var(--accent-glow);
}

.start-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px var(--accent-glow);
}

.page-container, .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px;
}

.page-title {
    font-size: 28px;
    color: var(--accent);
    margin-bottom: 20px;
    text-shadow: 0 0 20px var(--accent-glow);
}

.page-desc {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.article-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.article-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    transition: all 0.4s cubic-bezier(.34, 1.56, .64, 1);
    transform-origin: center bottom;
    cursor: none;
}

.article-card:hover {
    border-color: var(--accent);
    transform: translateY(-6px) scale(1.02);
    box-shadow: 0 12px 32px rgba(0, 255, 170, 0.15), 0 0 0 1px var(--border-hover);
}

.article-title {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 8px;
    text-decoration: none;
    display: block;
    transition: color 0.3s;
}

.article-title:hover {
    color: var(--accent);
    text-shadow: 0 0 10px var(--accent-glow);
}

.article-meta {
    display: flex;
    gap: 16px;
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 12px;
}

.article-excerpt {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 16px;
}

.tag-list {
    display: flex;
    gap: 8px;
}

.tag {
    background: rgba(0, 255, 170, 0.1);
    color: var(--accent);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.tag:hover {
    background: var(--accent);
    color: var(--bg-primary);
    box-shadow: 0 0 15px var(--accent-glow);
}

.sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sidebar-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
}

.sidebar-title {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.author-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-blue) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-primary);
    font-weight: 700;
    box-shadow: 0 0 20px var(--accent-glow);
}

.author-name {
    font-size: 18px;
    color: var(--text-primary);
}

.author-bio {
    color: var(--text-secondary);
    font-size: 14px;
}

.category-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.category-item {
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
    font-size: 14px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0, 255, 170, 0.1);
    transition: color 0.3s;
}

.category-item:hover {
    color: var(--accent);
}

.main-content {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 30px;
    padding: 0 40px 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.header-section {
    padding: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.blog-title {
    font-size: 32px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.blog-subtitle {
    color: var(--text-secondary);
    font-size: 16px;
}

footer {
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(10px);
    padding: 24px 40px;
    text-align: center;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    position: relative;
    z-index: 10;
}

.cate-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 16px;
    transition: all 0.4s cubic-bezier(.34, 1.56, .64, 1);
    transform-origin: center bottom;
    cursor: none;
}

.cate-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px) scale(1.01);
    box-shadow: 0 12px 32px rgba(0, 255, 170, 0.15), 0 0 0 1px var(--border-hover);
}

.cate-count {
    display: inline-block;
    background: rgba(0, 255, 170, 0.1);
    color: var(--accent);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
    margin-left: 10px;
    border: 1px solid var(--border-color);
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tag-item {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 8px 16px;
    transition: all 0.4s cubic-bezier(.34, 1.56, .64, 1);
    cursor: none;
    display: flex;
    align-items: center;
    gap: 6px;
}

.tag-item:hover {
    border-color: var(--accent);
    background: rgba(0, 255, 170, 0.1);
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 20px rgba(0, 255, 170, 0.18), 0 0 0 1px var(--border-hover);
}

.tag-name {
    color: var(--accent);
    font-size: 14px;
}

.tag-count {
    color: var(--text-secondary);
    font-size: 12px;
    background: rgba(0, 255, 170, 0.1);
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 30px;
    line-height: 2;
    transition: all 0.4s cubic-bezier(.34, 1.56, .64, 1);
    transform-origin: center bottom;
}

.about-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 10px 24px rgba(0, 255, 170, 0.12), 0 0 0 1px var(--border-hover);
}

.about-card p {
    margin-bottom: 16px;
}

.about-card .highlight {
    color: var(--accent);
    font-weight: 500;
    text-shadow: 0 0 10px var(--accent-glow);
}

.search-box {
    display: flex;
    gap: 10px;
    margin-bottom: 40px;
    justify-content: center;
}

input[type="text"], input[type="search"] {
    padding: 12px 20px;
    width: 400px;
    border: 1px solid var(--border-color);
    border-radius: 30px;
    font-size: 16px;
    outline: none;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    transition: all 0.3s;
}

input[type="text"]:focus, input[type="search"]:focus {
    border-color: var(--accent);
    box-shadow: 0 0 20px var(--accent-glow);
}

button, .btn {
    padding: 12px 30px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-blue) 100%);
    border: none;
    border-radius: 30px;
    color: var(--bg-primary);
    font-weight: bold;
    cursor: none;
    transition: all 0.3s;
    box-shadow: 0 0 20px var(--accent-glow);
}

button:hover, .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px var(--accent-glow);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    transition: all 0.4s cubic-bezier(.34, 1.56, .64, 1);
    cursor: none;
}

.card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 10px 24px rgba(0, 255, 170, 0.12), 0 0 0 1px var(--border-hover);
}

.card img {
    width: 100%;
    border-radius: 4px;
    margin-bottom: 10px;
}

.card h3 {
    font-size: 14px;
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-primary);
}

.card p {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.category-tabs {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.category-tabs .tab {
    padding: 8px 16px;
    color: var(--text-secondary);
    cursor: none;
    border-radius: 20px;
    transition: all 0.3s;
    font-size: 14px;
}

.category-tabs .tab:hover {
    color: var(--text-primary);
}

.category-tabs .tab.active {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-blue) 100%);
    color: var(--bg-primary);
    box-shadow: 0 0 20px var(--accent-glow);
}

.category-tabs .more-tab {
    margin-left: auto;
    color: var(--accent);
}

.section {
    margin-bottom: 50px;
}

.section-title {
    color: var(--accent);
    margin-bottom: 20px;
    border-left: 4px solid var(--accent);
    padding-left: 10px;
    text-shadow: 0 0 10px var(--accent-glow);
}

.bottom-player {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border-color);
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.bottom-player.show {
    transform: translateY(0);
}

.player-cover {
    width: 48px;
    height: 48px;
    border-radius: 4px;
    object-fit: cover;
    flex-shrink: 0;
}

.player-info {
    flex: 1;
    min-width: 0;
}

.player-info h4 {
    font-size: 14px;
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-primary);
}

.player-info p {
    font-size: 12px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.player-controls {
    display: flex;
    align-items: center;
    gap: 15px;
}

.control-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 16px;
    cursor: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.control-btn:hover {
    background: rgba(0, 255, 170, 0.1);
    color: var(--accent);
}

.control-btn.play {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-blue) 100%);
    color: var(--bg-primary);
    font-size: 20px;
    box-shadow: 0 0 20px var(--accent-glow);
}

.control-btn.play:hover {
    box-shadow: 0 0 30px var(--accent-glow);
}

.progress-bar {
    flex: 1;
    height: 3px;
    background: rgba(0, 255, 170, 0.1);
    border-radius: 3px;
    cursor: none;
    position: relative;
    margin: 0 20px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent) 0%, var(--accent-blue) 100%);
    border-radius: 3px;
    width: 0%;
    transition: width 0.1s;
    box-shadow: 0 0 10px var(--accent-glow);
}

.time-display {
    font-size: 12px;
    color: var(--text-secondary);
    min-width: 80px;
    text-align: center;
}

.loading, .error {
    text-align: center;
    color: var(--text-secondary);
}

.error {
    color: #ff4444;
}

.article-header {
    margin-bottom: 30px;
}

.article-title-main {
    font-size: 32px;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.article-content {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 40px;
    font-size: 16px;
    transition: all 0.4s cubic-bezier(.34, 1.56, .64, 1);
    transform-origin: center bottom;
    line-height: 1.8;
}

.article-content:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 10px 24px rgba(0, 255, 170, 0.12), 0 0 0 1px var(--border-hover);
}

.article-content h2 {
    color: var(--accent);
    margin: 30px 0 16px;
    font-size: 24px;
    text-shadow: 0 0 10px var(--accent-glow);
}

.article-content p {
    margin-bottom: 20px;
}

.article-content code {
    background: rgba(0, 255, 170, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
    color: var(--accent);
}

.article-content pre {
    background: rgba(0, 0, 0, 0.3);
    padding: 16px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 20px 0;
    border: 1px solid var(--border-color);
}