:root{--bg:#f6f7fb;--bg-elev:#fff;--text:#171823;--text-soft:#555870;--text-faint:#8b8fa8;--border:#e6e8f2;--accent:#6d5cff;--accent-2:#9a4dff;--accent-soft:#efedff;--warning:#ff8a00;--warning-2:#ffc24a;--shadow:0 1px 2px #1416330d, 0 8px 24px #1416330f;--shadow-hover:0 4px 12px #14163314, 0 16px 40px #6d5cff29;--radius:16px}[data-theme=dark]{--bg:#0d0f18;--bg-elev:#161928;--text:#eef0fa;--text-soft:#b3b7d0;--text-faint:#767b99;--border:#262a3d;--accent:#8b7bff;--accent-2:#b07cff;--accent-soft:#232044;--warning:#ffb547;--warning-2:#ffd479;--shadow:0 1px 2px #0000004d, 0 8px 24px #00000059;--shadow-hover:0 4px 12px #0006, 0 16px 40px #6d5cff47}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;line-height:1.6;transition:background .25s,color 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var(--border);background:var(--bg-elev);color:var(--text-soft);cursor:pointer;white-space:nowrap;border-radius:999px;padding:9px 15px;font-size:.92rem;font-weight:600;transition:all .15s}.chip:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}.chip-active{background:linear-gradient(90deg, var(--accent), var(--accent-2));color:#fff;box-shadow:0 4px 14px color-mix(in srgb, var(--accent) 40%, transparent);border-color:#0000}.chip-active:hover{color:#fff}.chip-count{opacity:.7;margin-left:3px;font-size:.82rem}.result-count{color:var(--text-faint);margin:4px 2px 20px;font-size:.92rem}.result-count strong{color:var(--text-soft)}.tools-grid{grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:18px;padding-bottom:20px;display:grid}.tool-card{background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);flex-direction:column;gap:12px;padding:20px;transition:transform .18s,box-shadow .18s,border-color 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var(--border);background:var(--bg);width:100%;color:var(--text);border-radius:10px;padding:11px 14px;font-family:inherit;font-size:.95rem;transition:border-color .15s,box-shadow .15s}.form-field textarea{resize:vertical;line-height:1.6}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);outline:none}.form-field input.invalid,.form-field select.invalid,.form-field textarea.invalid{border-color:#e5484d}.field-hint{text-align:right;color:var(--text-faint);margin-top:5px;font-size:.75rem}.submit-error{color:#e5484d;margin-top:6px;font-size:.82rem;font-weight:600}.submit-error-block{background:#e5484d1a;border:1px solid #e5484d59;border-radius:10px;margin:6px 0 16px;padding:10px 14px}.form-checkbox{color:var(--text-soft);cursor:pointer;align-items:flex-start;gap:10px;margin:4px 0 22px;font-size:.88rem;line-height:1.55;display:flex}.form-checkbox input{accent-color:var(--accent);flex-shrink:0;width:16px;height:16px;margin-top:3px}.form-checkbox a{color:var(--accent);font-weight:700;text-decoration:none}.submit-cta{cursor:pointer;border:none;width:100%;padding:14px;font-family:inherit;font-size:1rem}.submit-cta:disabled{opacity:.6;cursor:default;transform:none}.form-fineprint{color:var(--text-faint);text-align:center;margin:14px 0 0;font-size:.78rem;line-height:1.6}.hp-field{width:1px;height:1px;position:absolute;left:-9999px;overflow:hidden}.submit-success{text-align:center;max-width:620px;margin:20px auto;padding:48px 32px}.submit-success-icon{margin-bottom:12px;font-size:3rem}.submit-success h1{margin:0 0 14px;font-size:1.7rem}.submit-success p{color:var(--text-soft);font-size:1rem;line-height:1.7}.submit-success-actions{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:24px;display:flex}@media 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