.trf{display:flex;flex-direction:column;gap:20px}.trf__preview-wrap{display:flex;flex-direction:column;align-items:center;gap:12px;padding:24px;background:var(--color-bg-soft, rgba(0, 0, 0, .03));border:1px solid var(--color-border);border-radius:var(--radius-md)}.trf__preview-stage{position:relative;width:360px;height:240px;display:flex;align-items:center;justify-content:center}.trf__preview-ghost{position:absolute;width:120px;height:120px;border-radius:var(--radius-sm)}.trf__preview-target{position:absolute;width:120px;height:120px;border-radius:var(--radius-sm);transition:transform .15s ease,transform-origin .15s ease,background .15s ease;box-shadow:0 6px 20px #00000026}.trf__preview-controls{display:flex;align-items:center;gap:16px;padding:10px 16px;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-md)}.trf__preview-bg{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--color-text)}.trf__preview-bg input[type=color]{width:32px;height:32px;padding:0;border:1px solid var(--color-border);border-radius:var(--radius-sm);cursor:pointer;background:none}.trf__preview-tip{font-size:12px;color:var(--color-text-soft);font-style:italic}.trf__btn{padding:6px 14px;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);color:var(--color-text);font-size:13px;cursor:pointer;transition:background var(--transition-fast, .15s),border-color var(--transition-fast, .15s)}.trf__btn:hover{border-color:var(--color-primary, #2b6cff)}.trf__btn--reset{color:var(--color-danger, #e53e3e);border-color:var(--color-danger, #e53e3e)}.trf__btn--reset:hover{background:var(--color-danger, #e53e3e);color:#fff}.trf__presets{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 16px;background:var(--color-bg-soft, rgba(0, 0, 0, .03));border:1px solid var(--color-border);border-radius:var(--radius-md)}.trf__presets-label{font-size:14px;font-weight:600;color:var(--color-text)}.trf__controls{padding:16px 18px;background:var(--color-bg-soft, rgba(0, 0, 0, .03));border:1px solid var(--color-border);border-radius:var(--radius-md)}.trf__control-group{display:flex;flex-direction:column;gap:8px}.trf__control-label{font-size:14px;font-weight:600;color:var(--color-text)}.trf__seg{display:inline-flex;width:fit-content;border:1px solid var(--color-border);border-radius:var(--radius-sm);overflow:hidden}.trf__seg-btn{padding:6px 16px;border:none;background:var(--color-bg);color:var(--color-text);font-size:13px;cursor:pointer;transition:background var(--transition-fast, .15s)}.trf__seg-btn:not(:last-child){border-right:1px solid var(--color-border)}.trf__seg-btn.is-active{background:var(--color-primary, #2b6cff);color:#fff}.trf__section{padding:16px 18px;background:var(--color-bg-soft, rgba(0, 0, 0, .03));border:1px solid var(--color-border);border-radius:var(--radius-md)}.trf__section-title{margin:0 0 12px;font-size:15px;font-weight:600;color:var(--color-text)}.trf__sliders{display:flex;flex-direction:column;gap:12px}.trf__slider{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--color-text)}.trf__slider-label{min-width:60px;color:var(--color-text-soft)}.trf__slider input{flex:1;accent-color:var(--color-primary, #2b6cff)}.trf__slider-value{min-width:56px;font-family:var(--font-mono);font-size:12px;color:var(--color-text-soft);text-align:right}.trf__origin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;max-width:200px}.trf__origin-btn{padding:12px 0;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);color:var(--color-text);font-size:16px;cursor:pointer;transition:all var(--transition-fast, .15s)}.trf__origin-btn:hover{border-color:var(--color-primary, #2b6cff)}.trf__origin-btn.is-active{background:var(--color-primary, #2b6cff);color:#fff;border-color:var(--color-primary, #2b6cff)}.trf__origin-current{margin:10px 0 0;font-size:13px;color:var(--color-text-soft)}.trf__origin-current code{font-family:var(--font-mono);color:var(--color-primary, #2b6cff)}.trf__output{padding:16px;background:var(--color-bg-soft, rgba(0, 0, 0, .03));border:1px solid var(--color-border);border-radius:var(--radius-md)}.trf__output-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.trf__output-label{font-size:14px;font-weight:600;color:var(--color-text)}.trf__code{margin:0;padding:12px 14px;background:var(--color-bg);border-radius:var(--radius-sm);font-family:var(--font-mono);font-size:14px;color:var(--color-text);white-space:pre-wrap;word-break:break-all;line-height:1.6}@media(prefers-color-scheme:dark){.trf__preview-controls,.trf__code{background:#ffffff0a}.trf__seg-btn{background:#ffffff0f}.trf__preview-ghost{border-color:#fff3!important}}@media(max-width:768px){.trf__preview-stage{width:100%;max-width:360px;height:220px}.trf__preview-tip{display:none}}@media(max-width:414px){.trf__presets{flex-direction:column;align-items:stretch}.trf__presets-label{text-align:center}.trf__slider{flex-wrap:wrap}.trf__slider-label{min-width:50px;font-size:12px}.trf__seg-btn{padding:6px 10px;font-size:12px}.trf__preview-stage{height:200px}.trf__preview-ghost,.trf__preview-target{width:100px;height:100px}}