:root{--primary-blue: #0066ff;--dark-blue: #001a4d;--accent-blue: #00a8ff;--light-blue: #e6f2ff;--dark-bg: #0a0e17;--card-bg: #111827;--text-light: #ffffff;--text-gray: #a0aec0;--gradient-start: #0066ff;--gradient-end: #00d4ff}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Noto Sans SC,sans-serif;background-color:var(--dark-bg);color:var(--text-light);line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:0 5%}.card{background:var(--card-bg);border-radius:16px;padding:24px;border:1px solid rgba(255,255,255,.05);box-shadow:0 4px 20px #0000004d;transition:all .3s ease}.card:hover{box-shadow:0 8px 30px #06f3;border-color:#06f3}.btn{display:inline-block;padding:12px 24px;border:none;border-radius:30px;font-size:14px;font-weight:600;cursor:pointer;transition:all .3s;text-decoration:none}.btn-primary{background:linear-gradient(135deg,var(--gradient-start),var(--gradient-end));color:#fff;box-shadow:0 4px 20px #06f6}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 30px #06f9}.btn-secondary{background:transparent;color:var(--text-light);border:2px solid rgba(255,255,255,.3)}.btn-secondary:hover{background:#ffffff1a;border-color:#ffffff80}.btn-success{background:linear-gradient(135deg,#00b894,#00cec9);color:#fff;box-shadow:0 4px 20px #00b89466}.btn-success:hover{transform:translateY(-2px);box-shadow:0 6px 30px #00b89499}.btn-danger{background:linear-gradient(135deg,#e17055,#fd79a8);color:#fff;box-shadow:0 4px 20px #e1705566}.btn-danger:hover{transform:translateY(-2px);box-shadow:0 6px 30px #e1705599}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}.btn-sm{padding:6px 16px;font-size:12px;border-radius:20px}.btn-block{width:100%;text-align:center}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:var(--text-light)}.form-group input,.form-group textarea{width:100%;padding:16px 20px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;font-size:15px;color:var(--text-light);font-family:inherit;transition:all .3s}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-blue);background:#0066ff0d}.card{background:var(--card-bg);border-radius:24px;box-shadow:0 4px 30px #0000004d;padding:32px;border:1px solid rgba(255,255,255,.05);transition:all .4s ease}.card:hover{transform:translateY(-4px);box-shadow:0 10px 40px #0066ff26;border-color:#0066ff4d}.page-header{background:linear-gradient(180deg,#0a0e17f2,#0a0e1700);padding:20px 0;position:fixed;top:0;width:100%;z-index:1000;transition:all .3s ease}.page-header.scrolled{background:#0a0e17fa;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:15px 0}.page-header .container{display:flex;justify-content:space-between;align-items:center}.page-header h1{font-size:24px;font-weight:700;background:linear-gradient(90deg,var(--text-light),var(--accent-blue));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.page-header nav{display:flex;gap:24px;align-items:center}.page-header nav a{color:var(--text-gray);text-decoration:none;font-size:15px;font-weight:500;transition:all .3s ease;position:relative;padding:8px 0}.page-header nav a:hover,.page-header nav a.router-link-active{color:var(--text-light)}.page-header nav a:hover:after{content:"";position:absolute;bottom:0;left:0;width:100%;height:2px;background:linear-gradient(90deg,var(--gradient-start),var(--gradient-end))}.user-info{color:var(--text-gray);font-size:14px;margin-right:16px}.message{padding:16px 20px;border-radius:12px;margin-bottom:20px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1)}.message-error{background:#e74c3c1a;color:#ff7675;border:1px solid rgba(231,76,60,.3)}.message-success{background:#2ecc711a;color:#00b894;border:1px solid rgba(46,204,113,.3)}.loading{text-align:center;padding:60px 20px;color:var(--text-gray);font-size:16px}.empty{text-align:center;padding:80px 20px;color:var(--text-gray)}.empty-icon{font-size:64px;margin-bottom:24px}.empty p{font-size:16px;margin-bottom:24px}.section-title{font-size:32px;font-weight:700;color:var(--text-light);margin-bottom:32px;text-align:center}@media (max-width: 768px){.container{padding:0 16px}.card{padding:24px;border-radius:16px}.btn{padding:10px 20px;border-radius:20px}.page-header nav{gap:16px}.page-header nav a{font-size:13px}.section-title{font-size:24px}}