.error-page{display:flex;justify-content:center;align-items:center;min-height:50vh}.error-card{text-align:center;max-width:420px;padding:48px 32px}.error-code{font-size:72px;font-weight:800;color:#1abc9c;margin:0 0 8px;line-height:1}.error-message{font-size:18px;color:#eee;margin:0 0 12px}.error-hint{font-size:14px;color:#999;margin:0 0 28px;line-height:1.5}.error-home-btn{display:inline-block;background:#1abc9c;color:#fff;padding:10px 24px;border-radius:8px;font-size:14px;font-weight:600;text-decoration:none;transition:background .2s}.error-home-btn:hover{background:#16a085}