:root{--cc-bg-color:#ffffff;--cc-text-color:#4a5568;--cc-border-color:rgba(231,234,243,0.7);--cc-hover-bg:rgba(71,118,230,0.03);--cc-hover-border:rgba(71,118,230,0.09);--cc-highlight-color:#4776e6;--cc-card-shadow:0 2px 12px rgba(0,0,0,0.03);--cc-title-gradient:linear-gradient(135deg,#4776e6 0%,#8e54e9 100%)}.dark-theme{--cc-bg-color:#1a1b1e;--cc-text-color:#e4e6eb;--cc-border-color:rgba(255,255,255,0.1);--cc-hover-bg:rgba(71,118,230,0.1);--cc-hover-border:rgba(71,118,230,0.2);--cc-highlight-color:#6d95f0;--cc-card-shadow:0 2px 12px rgba(0,0,0,0.15);--cc-title-gradient:linear-gradient(135deg,#5d8bf4 0%,#a875ff 100%)}.copyright-container{max-width:800px;margin:12px auto;font-family:'Microsoft YaHei',sans-serif}.copyright-box{background:var(--cc-bg-color);border-radius:12px;padding:15px 20px;box-shadow:var(--cc-card-shadow);position:relative;border:1px solid var(--cc-border-color);transition:transform 0.3s ease,box-shadow 0.3s ease}.copyright-box:hover{transform:translateY(-2px);box-shadow:0 4px 20px rgba(71,118,230,0.08)}.copyright-title{background:var(--cc-title-gradient);color:white;padding:6px 20px;border-radius:20px;font-size:14px;font-weight:bold;position:absolute;top:-13px;left:50%;transform:translateX(-50%);box-shadow:0 2px 8px rgba(71,118,230,0.15);letter-spacing:1px;transition:all 0.3s ease;backdrop-filter:blur(5px)}.copyright-title::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;border-radius:20px;background:var(--cc-title-gradient);opacity:0.1;z-index:-1}.copyright-item{display:flex;align-items:flex-start;margin:6px 0;padding:4px 8px;transition:all 0.3s ease;border-radius:6px;border:1px solid transparent;position:relative;overflow:hidden}.copyright-item:hover{background:var(--cc-hover-bg);border:1px solid var(--cc-hover-border);transform:translateX(3px)}.copyright-item:hover .item-number{transform:scale(1.1)}.item-number{background:var(--cc-title-gradient);color:white;width:18px;height:18px;border-radius:4px;display:flex;align-items:center;justify-content:center;margin-right:8px;font-size:11px;flex-shrink:0;margin-top:1px;transition:transform 0.3s ease;position:relative;overflow:hidden}.item-number::after{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(transparent,rgba(255,255,255,0.1),transparent);transform:rotate(45deg);transition:0.6s;opacity:0}.copyright-item:hover .item-number::after{opacity:1;left:100%}.item-content{color:var(--cc-text-color);line-height:1.4;font-size:13px;transition:color 0.3s ease}.highlight{color:var(--cc-highlight-color);font-weight:bold;padding:0 1px;position:relative;transition:all 0.3s ease}.highlight::after{content:'';position:absolute;bottom:-1px;left:0;width:100%;height:1px;background:var(--cc-highlight-color);transform:scaleX(0);transition:transform 0.3s ease;transform-origin:right;opacity:0.5}.copyright-item:hover .highlight::after{transform:scaleX(1);transform-origin:left}@media (max-width:768px){.copyright-box{margin:0;padding:12px 15px}.copyright-item{padding:4px 6px}}