/* 展示页样式 */

/* 动态背景 */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(6, 182, 212, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(6, 182, 212, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: 0;
}

.bg-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.12;
    z-index: 0;
    animation: float 20s ease-in-out infinite;
}

.bg-glow-1 {
    top: -200px;
    right: -100px;
    background: var(--accent-cyan);
}

.bg-glow-2 {
    bottom: -200px;
    left: -100px;
    background: var(--accent-purple);
    animation-delay: -10s;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(30px, 30px) scale(1.1);
    }
}

.container {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 24px;
}

/* 头部 */
.header {
    text-align: center;
    margin-bottom: 50px;
    animation: slideDown 0.8s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }

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

.logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    border-radius: 28px;
    margin-bottom: 28px;
    font-size: 44px;
    box-shadow: 0 0 50px var(--accent-cyan-glow);
}

.header h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header .subtitle {
    font-size: 18px;
    color: var(--text-secondary);
}

/* 搜索框 */
.search-container {
    max-width: 500px;
    margin: 0 auto 50px;
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    padding: 4px;
    transition: all 0.3s ease;
}

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

.search-icon {
    padding: 12px 16px;
    font-size: 18px;
    color: var(--text-muted);
}

.search-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 15px;
    padding: 12px 0;
}

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

.search-clear {
    padding: 12px 16px;
    font-size: 16px;
    color: var(--text-muted);
    cursor: pointer;
    display: none;
}

.search-clear.show {
    display: block;
}

/* 分类 */
.categories {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.category {
    animation: slideUp 0.8s ease-out both;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.category-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.category-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.category-title {
    font-size: 22px;
    font-weight: 600;
}

.category-count {
    font-size: 13px;
    color: var(--text-muted);
    background: var(--bg-card);
    padding: 4px 12px;
    border-radius: 100px;
    border: 1px solid var(--border-color);
}

/* 链接网格 */
.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

.link-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    text-decoration: none;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.link-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.link-card:hover::before {
    transform: scaleX(1);
}

.link-card:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.link-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.link-content {
    flex: 1;
    min-width: 0;
}

.link-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.link-url {
    font-size: 12px;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.link-arrow {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s;
}

.link-card:hover .link-arrow {
    opacity: 1;
    transform: translateX(0);
    background: var(--accent-cyan);
    color: var(--bg-primary);
}

/* 页脚 */
.footer {
    text-align: center;
    margin-top: 80px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.footer-text {
    font-size: 14px;
    color: var(--text-muted);
}

/* 响应式 */
@media (max-width: 768px) {
    .container {
        padding: 40px 16px;
    }

    .header h1 {
        font-size: 32px;
    }

    .logo {
        width: 70px;
        height: 70px;
        font-size: 36px;
    }

    .links-grid {
        grid-template-columns: 1fr;
    }

    .link-arrow {
        display: none;
    }
}