:root {
    --main_bg_color: var(--bg-dark);
    --main_text_color: #e0e0e0;
    --gradient: linear-gradient(120deg, #00d4ff, #7b2cbf 30%, #00ff88 60%, #ff006e 100%);
    --purple_text_color: #7b2cbf;
    --text_bg_color: rgba(10, 10, 15, 0.8);
    --item_bg_color: rgba(20, 20, 30, 0.7);
    --item_hover_color: rgba(30, 30, 45, 0.8);
    --item_left_title_color: #ffffff;
    --item_left_text_color: #a0a0a0;
    --footer_text_color: rgba(160, 160, 160, 0.7);
    --left_tag_item: rgba(0, 212, 255, 0.1);
    --card_filter: 16px;
    --back_filter: 0px;
    --back_filter_color: transparent;
    --fill: #00d4ff;
    
    /* 暗黑科技风格增强 */
    --neon-glow: 0 0 10px rgba(0, 212, 255, 0.5), 0 0 20px rgba(0, 212, 255, 0.3), 0 0 30px rgba(0, 212, 255, 0.2);
    --neon-glow-purple: 0 0 10px rgba(123, 44, 191, 0.5), 0 0 20px rgba(123, 44, 191, 0.3), 0 0 30px rgba(123, 44, 191, 0.2);
    --neon-glow-green: 0 0 10px rgba(0, 255, 136, 0.5), 0 0 20px rgba(0, 255, 136, 0.3), 0 0 30px rgba(0, 255, 136, 0.2);
    --neon-glow-pink: 0 0 10px rgba(255, 0, 110, 0.5), 0 0 20px rgba(255, 0, 110, 0.3), 0 0 30px rgba(255, 0, 110, 0.2);
    --neon-border: 1px solid rgba(0, 212, 255, 0.3);
    --neon-border-hover: 1px solid rgba(0, 212, 255, 0.6);
    --neon-gradient: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(123, 44, 191, 0.1));
    
    /* 暗黑科技色彩 */
    --primary-cyan: #00d4ff;
    --primary-purple: #7b2cbf;
    --primary-green: #00ff88;
    --primary-pink: #ff006e;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #606060;
    --bg-card: rgba(15, 15, 25, 0.8);
    --bg-card-hover: rgba(25, 25, 40, 0.9);
    --border-card: rgba(0, 212, 255, 0.15);
    --border-card-hover: rgba(0, 212, 255, 0.4);
    --bg-dark: #0a0a0f;
    --bg-darker: #050508;
}