:root{--bg:#f6f7f9;--surface:#fff;--surface-2:#f1f2f4;--border:#e6e8eb;--border-strong:#d3d6db;--text:#14161a;--text-2:#5b616e;--text-3:#9aa0ab;--primary:#5b5bd6;--primary-hover:#4a4ac4;--primary-soft:#5b5bd61a;--ai-grad:linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);--success:#10b981;--success-soft:#10b9811f;--warn:#f59e0b;--warn-soft:#f59e0b24;--danger:#ef4444;--danger-soft:#ef44441f;--r-sm:7px;--r:10px;--r-lg:14px;--r-xl:20px;--sh-sm:0 1px 2px #1018280d;--sh:0 4px 14px #10182814;--sh-lg:0 12px 32px #10182824;--font:-apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html,body,#app{height:100%;margin:0}body{font-family:var(--font);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.55}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}input,textarea,select{font-family:inherit;font-size:14px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:#d6d9de;border-radius:8px}::-webkit-scrollbar-thumb:hover{background:#c0c4cb}.btn{border:1px solid var(--border-strong);background:var(--surface);height:38px;color:var(--text);border-radius:var(--r);white-space:nowrap;justify-content:center;align-items:center;gap:6px;padding:0 16px;font-size:14px;font-weight:500;transition:all .15s;display:inline-flex}.btn:hover{background:var(--surface-2)}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-ai{background:var(--ai-grad);color:#fff;border:none;box-shadow:0 2px 10px #7c5cf659}.btn-ai:hover{filter:brightness(1.05)}.btn-ghost{color:var(--text-2);background:0 0;border-color:#0000}.btn-ghost:hover{background:var(--surface-2);color:var(--text)}.btn-sm{border-radius:var(--r-sm);height:30px;padding:0 11px;font-size:13px}.btn-block{width:100%}.btn:disabled{opacity:.5;cursor:not-allowed}.input,textarea.input{border:1px solid var(--border-strong);border-radius:var(--r);background:var(--surface);width:100%;height:38px;color:var(--text);outline:none;padding:0 12px;transition:border-color .15s,box-shadow .15s}textarea.input{resize:vertical;height:auto;padding:10px 12px;line-height:1.6}.input:focus,textarea.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}.input::placeholder{color:var(--text-3)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--sh-sm)}.chip{background:var(--surface-2);height:22px;color:var(--text-2);border-radius:999px;align-items:center;gap:4px;padding:0 9px;font-size:12px;font-weight:500;display:inline-flex}.chip-success{background:var(--success-soft);color:#0a8a63}.chip-warn{background:var(--warn-soft);color:#b8770a}.chip-danger{background:var(--danger-soft);color:#c93636}.chip-primary{background:var(--primary-soft);color:var(--primary)}.avatar{color:#fff;background:var(--primary);text-transform:uppercase;border-radius:50%;flex:none;justify-content:center;align-items:center;width:38px;height:38px;font-size:15px;font-weight:600;display:flex}.muted{color:var(--text-2)}.muted-3{color:var(--text-3)}.title{letter-spacing:-.01em;font-size:18px;font-weight:650}.section-title{color:var(--text-3);text-transform:uppercase;letter-spacing:.04em;font-size:13px;font-weight:600}.ai-text{background:var(--ai-grad);color:#0000;-webkit-background-clip:text;background-clip:text;font-weight:650}.spin{border:2px solid #0000001f;border-top-color:var(--primary);border-radius:50%;width:16px;height:16px;animation:.7s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.fade-enter-active,.fade-leave-active{transition:opacity .18s}.fade-enter-from,.fade-leave-to{opacity:0}