.tool--split{width:100%;max-width:1120px;margin:0 auto;padding:clamp(14px,2vw,18px);animation:splitIn .35s ease-out both}@keyframes splitIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.splitTop{display:flex;gap:12px;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;margin-bottom:12px}.splitTop__left{display:grid;gap:6px;min-width:min(520px,100%)}.splitKicker{font-weight:950;font-size:18px;letter-spacing:-.01em}.splitSub{line-height:1.55;font-size:13px;max-width:70ch}.splitTop__right{display:flex;gap:10px;align-items:center}.splitUploadBtn{border-radius:14px;padding:10px 14px}.dropStrip{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:18px;border:1px dashed color-mix(in srgb,var(--border) 92%,transparent);background:radial-gradient(850px 240px at 0% 0%,color-mix(in srgb,var(--p4) 18%,transparent),transparent),color-mix(in srgb,var(--card) 90%,transparent);cursor:pointer;transition:transform .12s ease,border-color .12s ease,background .12s ease;margin-bottom:14px;-webkit-user-select:none;user-select:none}.dropStrip:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--p1) 46%,var(--border))}.dropStrip.isDragging{border-style:solid;background:radial-gradient(900px 280px at 0% 0%,color-mix(in srgb,var(--p4) 26%,transparent),transparent),color-mix(in srgb,var(--card) 92%,transparent)}.dropStrip.hasFile{border-style:solid}.dropStrip__dot{width:10px;height:10px;border-radius:999px;background:color-mix(in srgb,var(--p1) 70%,var(--text));box-shadow:0 0 0 6px color-mix(in srgb,var(--p4) 18%,transparent);flex:0 0 auto}.dropStrip__text{display:grid;gap:2px;min-width:0}.dropStrip__title{font-weight:950;line-height:1.2}.dropStrip__pill{margin-left:auto;padding:6px 10px;border-radius:999px;border:1px solid color-mix(in srgb,var(--border) 85%,transparent);background:color-mix(in srgb,var(--card) 92%,transparent);font-weight:900;font-size:12px}.tool--split .grid2{display:grid;gap:14px;grid-template-columns:1fr;align-items:stretch}@media (min-width: 980px){.tool--split .grid2{grid-template-columns:1fr 1fr}}.tool--split .leftCol{display:grid;height:100%}.tool--split .previewCard,.tool--split .panel{height:100%}.tool--split .panel{border:1px solid var(--border);border-radius:18px;padding:14px;background:radial-gradient(900px 260px at 0% 0%,color-mix(in srgb,var(--p4) 16%,transparent),transparent),color-mix(in srgb,var(--card) 88%,transparent);display:grid;align-content:start;gap:12px}.tool--split .field{display:grid;gap:8px}.tool--split .field__label{font-weight:950}.tool--split .quickRow{display:flex;gap:10px;flex-wrap:wrap}.tool--split .quickRow .btn{min-height:40px}.tool--split .panelNote{border:1px dashed var(--border);border-radius:14px;padding:10px;color:var(--muted);font-weight:800;background:color-mix(in srgb,var(--p4) 14%,transparent)}.tool--split .previewCard{border:1px solid var(--border);border-radius:18px;overflow:hidden;background:color-mix(in srgb,var(--card) 88%,transparent);box-shadow:var(--shadow);display:grid;grid-template-rows:auto 1fr auto}.tool--split .previewHead{padding:12px 14px;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--card) 92%,transparent);display:flex;justify-content:space-between;gap:10px;align-items:baseline}.tool--split .previewTitle{font-weight:950}.tool--split .previewBody{padding:12px;display:grid;place-items:center}.previewFrame{position:relative;width:100%;max-width:420px;border-radius:16px;overflow:hidden;border:1px solid color-mix(in srgb,var(--border) 90%,transparent);background:color-mix(in srgb,var(--card) 92%,transparent)}.tool--split .previewImg{display:block;width:100%;height:auto;transform:translateZ(0);image-rendering:auto}.previewOverlay{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;font-weight:950;background:color-mix(in srgb,rgba(0,0,0,.28) 70%,transparent);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.tool--split .previewPh{height:220px;width:100%;max-width:420px;border-radius:16px;border:1px dashed var(--border);display:grid;place-items:center;color:var(--muted);font-weight:950;background:radial-gradient(850px 220px at 0% 0%,color-mix(in srgb,var(--p4) 14%,transparent),transparent),color-mix(in srgb,var(--card) 90%,transparent)}.tool--split .previewNav{padding:12px 14px;border-top:1px solid var(--border);display:flex;gap:10px;justify-content:space-between}.tool--split .actions{margin-top:14px;display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}.tool--split .actions .btn{min-height:44px;border-radius:14px}@media (max-width: 640px){.splitTop__right{width:100%;justify-content:stretch}.splitTop__right .btn{flex:1;justify-content:center}.dropStrip{padding:12px;gap:10px}.dropStrip__pill{display:none}.tool--split .actions{justify-content:stretch}.tool--split .actions .btn{width:100%}.tool--split .previewNav .btn{flex:1;justify-content:center}}@media (prefers-reduced-motion: reduce){.tool--split{animation:none!important}.dropStrip,.tool--split .previewImg{transition:none!important}}