:root{color-scheme:light;--ink:#152033;--muted:#718096;--line:#e5eaf1;--surface:#fff;--bg:#f3f6fb;--primary:#246bfd;--primary-dark:#1552cf;--success:#10a679;--danger:#e64a5f;--radius:20px;--shadow:0 16px 50px rgba(33,53,85,.12);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--ink)}button,input,textarea,select{font:inherit}button{cursor:pointer}.loading{min-height:40vh;display:grid;place-items:center;color:var(--muted)}.muted{color:var(--muted)}.button{border:0;border-radius:13px;padding:12px 18px;font-weight:700}.button.primary{background:var(--primary);color:#fff}.button.primary:hover{background:var(--primary-dark)}.button.secondary{background:#eef3fb;color:var(--ink)}.toast{position:fixed;z-index:100;left:50%;bottom:112px;transform:translateX(-50%);padding:11px 18px;border-radius:999px;background:#172236;color:#fff;box-shadow:var(--shadow);font-size:14px}.empty{padding:48px 20px;text-align:center;color:var(--muted)}