:root{--xz-primary: #2f6bff;--xz-primary-dark: #2457db;--xz-primary-light: #5b88ff;--xz-primary-soft: #edf3ff;--xz-accent: #168f87;--xz-bg: #f5f7fb;--xz-card: #ffffff;--xz-text: #172033;--xz-text-soft: #334155;--xz-muted: #69778c;--xz-border: #dde4ee;--xz-border-strong: #cbd5e1;--xz-danger: #dc2626;--xz-warning: #b45309;--xz-success: #14866d;--xz-shadow-sm: 0 1px 2px rgba(15, 23, 42, .035), 0 4px 12px rgba(15, 23, 42, .025);--xz-shadow-md: 0 12px 32px rgba(15, 23, 42, .08);color:var(--xz-text);font-family:Inter,PingFang SC,Microsoft YaHei,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box;margin:0;padding:0}html{min-width:320px;min-height:100%;background:var(--xz-bg)}body{min-height:100vh;color:var(--xz-text);background:radial-gradient(circle at 95% 0,rgba(47,107,255,.035),transparent 30%),var(--xz-bg);font-size:14px;line-height:1.5}button,input,textarea,select{font:inherit}a{color:var(--xz-primary);text-decoration:none}button{min-height:38px;padding:9px 17px;border:1px solid transparent;border-radius:9px;color:#fff;background:var(--xz-primary);box-shadow:0 1px 2px #2f6bff2e;cursor:pointer;font-size:13px;font-weight:600;transition:background .15s ease,border-color .15s ease,box-shadow .15s ease,color .15s ease,transform .15s ease}button:hover:not(:disabled){background:var(--xz-primary-dark);box-shadow:0 5px 14px #2f6bff33}button:active:not(:disabled){transform:translateY(1px)}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(47,107,255,.2);outline-offset:2px}button:disabled{opacity:.58;cursor:not-allowed}button.secondary{color:var(--xz-text-soft);background:#fff;border-color:var(--xz-border);box-shadow:none}button.secondary:hover:not(:disabled){color:var(--xz-primary);background:var(--xz-primary-soft);border-color:#b9caff;box-shadow:none}input,textarea,select{width:100%;padding:10px 12px;border:1px solid var(--xz-border);border-radius:9px;color:var(--xz-text);background:#fff;font-size:13px;transition:border-color .15s ease,box-shadow .15s ease,background .15s ease}input:hover,textarea:hover,select:hover{border-color:var(--xz-border-strong)}input:focus,textarea:focus,select:focus{border-color:var(--xz-primary-light);box-shadow:0 0 0 3px #2f6bff1a;outline:none}input::placeholder,textarea::placeholder{color:#9aa7b8}.card{padding:20px;border:1px solid rgba(221,228,238,.95);border-radius:13px;background:var(--xz-card);box-shadow:var(--xz-shadow-sm)}::selection{color:#163a8b;background:#dbe7ff}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}