:root {
    --primary: #6C63FF;
    --primary-dark: #554fd8;
    --secondary: #00D4FF;
    --accent: #FF2E63;
    --dark: #121212;
    --darker: #0a0a0a;
    --light: #f0f0f0;
    --glass: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.12);
    --glass-highlight: rgba(255, 255, 255, 0.15);
    --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

body {
    background: linear-gradient(135deg, var(--darker) 0%, var(--dark) 100%);
    color: var(--light);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 粒子背景容器 */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
}

/* 主要内容包装器 */
.main-content-wrapper {
    position: relative;
    z-index: 1;
}

/* 错误消息 */
.error-message {
    text-align: center;
    padding: 2rem;
    color: var(--accent);
    background: rgba(220, 53, 69, 0.1);
    border-radius: 10px;
    border: 1px solid rgba(220, 53, 69, 0.3);
}

/* 粒子画布样式调整 */
canvas {
    display: block;
    vertical-align: bottom;
}