:root{--bg: #0d0f14;--bg2: #141821;--panel: #171c27;--line: #262c3a;--text: #e8ecf3;--muted: #8b93a7;--accent: #ffc85a;--accent2: #6ea8ff;--danger: #ff6b6b;--ok: #56d364;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}button{font:inherit;color:inherit;cursor:pointer}input,select{font:inherit}.app{display:flex;flex-direction:column;height:100%;min-height:0}.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#12161f,#0f131b);flex-wrap:wrap}.brand{display:flex;align-items:baseline;gap:8px}.brand-mark{color:var(--accent);font-size:18px}.brand-name{font-size:17px;font-weight:700;letter-spacing:2px}.brand-sub{color:var(--muted);font-size:12px}.top-actions{display:flex;gap:8px;flex-wrap:wrap}.btn{border:1px solid var(--line);background:var(--bg2);padding:7px 14px;border-radius:9px;transition:.15s;white-space:nowrap}.btn:hover{border-color:#3a4256;background:#1a2030}.btn.small{padding:5px 11px;font-size:13px;border-radius:8px}.btn.primary{background:var(--accent);color:#201704;border-color:var(--accent);font-weight:600}.btn.primary:hover{background:#ffd27a}.btn.ghost{background:transparent}.btn:disabled{opacity:.45;cursor:not-allowed}.icon-btn{border:none;background:transparent;color:var(--muted);padding:2px 6px;border-radius:6px}.icon-btn:hover{color:var(--text);background:#ffffff14}.banner{padding:8px 16px;font-size:13px;display:flex;align-items:center;justify-content:space-between;gap:10px}.banner.warn{background:#ffc85a1f;color:#ffd88a}.banner.err{background:#ff6b6b24;color:#ffb3b3}.banner.busy{background:#6ea8ff1f;color:#b9d2ff}.main{flex:1;min-height:0;display:flex;align-items:stretch;justify-content:center}.main.with-image{justify-content:stretch}.canvas-col{flex:1;min-width:0;display:flex;flex-direction:column;padding:12px;gap:8px}.stage-wrap{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 40%,#1a2030,#0b0d12 70%),repeating-conic-gradient(#101420,#101420 25%,#0c0f16 0%,#0c0f16 50%) 0 0 / 22px 22px;border-radius:12px;overflow:hidden}.stage{position:relative;box-shadow:0 10px 40px #00000080}.stage-base,.stage-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:block}.stage-overlay{cursor:move}.snap-badge{position:absolute;top:8px;left:8px;background:#ffc85aeb;color:#201704;font-size:12px;font-weight:600;padding:3px 8px;border-radius:6px;pointer-events:none}.stage-tools{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:8px 10px;background:var(--panel);border:1px solid var(--line);border-radius:10px}.file-btn{display:inline-flex;align-items:center}.side{width:340px;flex-shrink:0;border-left:1px solid var(--line);background:var(--bg2);display:flex;flex-direction:column;min-height:0}@media(max-width:820px){.main.with-image{flex-direction:column}.side{width:auto;border-left:none;border-top:1px solid var(--line);max-height:48%}}.tabs{display:flex;border-bottom:1px solid var(--line)}.tab{flex:1;border:none;background:transparent;padding:11px 8px;color:var(--muted);border-bottom:2px solid transparent}.tab.on{color:var(--text);border-bottom-color:var(--accent)}.tab-body{flex:1;overflow:auto;padding:14px}.group{margin-bottom:18px}.group-title{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:8px}.muted{color:var(--muted)}.small{font-size:12px}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{border:1px solid var(--line);background:var(--bg);color:var(--text);padding:5px 11px;border-radius:999px;font-size:13px;transition:.15s}.chip:hover{border-color:#3a4256}.chip.on{background:#ffc85a29;border-color:var(--accent);color:var(--accent)}.chip.static{color:var(--muted)}.preset{display:inline-flex;align-items:center;padding:0;overflow:hidden}.chip-apply{border:none;background:transparent;padding:5px 10px}.chip-x{border:none;background:transparent;color:var(--muted);padding:5px 8px;border-left:1px solid var(--line)}.chip-x:hover{color:var(--danger)}.reason{background:var(--bg);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:8px;padding:10px 12px;font-size:13px;line-height:1.6}.reason b{color:var(--accent)}.slider{display:grid;grid-template-columns:68px 1fr 44px;align-items:center;gap:8px;padding:4px 0;font-size:13px}.slider.mini{display:inline-grid;grid-template-columns:40px 160px 48px;gap:6px}.slider-label{color:var(--muted)}.slider-val{text-align:right;font-variant-numeric:tabular-nums;color:var(--muted)}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;height:4px;border-radius:2px;background:#2b3244;outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:15px;height:15px;border-radius:50%;background:var(--accent);cursor:pointer;border:2px solid #10131a}input[type=range]::-moz-range-thumb{width:13px;height:13px;border-radius:50%;background:var(--accent);border:2px solid 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.ph{color:var(--muted);font-size:24px;line-height:100%;display:flex;height:100%;align-items:center;justify-content:center}.card-meta{padding:6px 8px;display:flex;flex-direction:column;min-width:0}.card-name{font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card .icon-btn{position:absolute;top:4px;right:4px;background:#00000080;border-radius:6px}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;padding:20px;z-index:50}.modal{width:min(460px,100%);max-height:86vh;overflow:auto;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:0 20px 60px #0009}.modal-title{font-size:16px;font-weight:700;margin-bottom:14px}.uploader{margin:auto;width:min(640px,92%);border:1.5px dashed #333c50;border-radius:16px;padding:48px 28px;text-align:center;background:linear-gradient(180deg,#131824,#0f131c);transition:.18s;cursor:pointer}.uploader.over{border-color:var(--accent);background:#171d2b}.up-icon{font-size:46px;color:var(--accent);line-height:1;margin-bottom:14px}.up-title{font-size:17px;font-weight:600;margin-bottom:8px}.up-sub{color:var(--muted);font-size:13px}.up-busy{margin-top:18px;color:var(--accent2);font-size:13px}.samples{margin-top:26px;padding-top:20px;border-top:1px dashed #333c50;cursor:default}.samples-title{font-size:13px;color:var(--muted);margin-bottom:12px}.samples-title b{color:var(--accent);font-weight:600}.samples-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}@media(max-width:720px){.samples-grid{grid-template-columns:repeat(3,1fr)}}.sample{position:relative;padding:0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#0a0c11;text-align:left;transition:.15s}.sample:hover{border-color:var(--accent);transform:translateY(-2px)}.sample:disabled{cursor:default}.sample img{display:block;width:100%;aspect-ratio:4 / 3;object-fit:cover}.sample-name{display:block;font-size:12px;font-weight:600;padding:5px 7px 0}.sample-issue{display:block;font-size:10px;line-height:1.4;color:var(--muted);padding:2px 7px 7px}.sample-mask{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#06080ca8;font-size:12px;color:var(--accent)}.samples-credit{margin-top:10px;font-size:11px;color:#5c6478}.samples-err{margin-top:8px;font-size:12px;color:var(--danger)}.modal .samples{margin-top:0;padding-top:0;border-top:none}.modal .samples-grid{grid-template-columns:repeat(3,1fr)}.compare-wrap{flex:1;min-height:0;display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:10px}.cmp-pane{position:relative;margin:0;background:radial-gradient(circle at 50% 40%,#1a2030,#0b0d12 70%),repeating-conic-gradient(#101420,#101420 25%,#0c0f16 0%,#0c0f16 50%) 0 0 / 22px 22px;border-radius:12px;overflow:hidden;display:flex;align-items:center;justify-content:center}.cmp-pane canvas{display:block;max-width:100%;max-height:100%;box-shadow:0 8px 30px #00000080}.cmp-tag{position:absolute;top:8px;left:8px;font-size:12px;font-weight:600;padding:3px 9px;border-radius:6px;pointer-events:none}.cmp-tag.before{background:#141821d9;color:#cfd6e4;border:1px solid var(--line)}.cmp-tag.after{background:#ffc85aeb;color:#201704}.compare-note{padding:0 10px 10px;font-size:12px;color:var(--muted)}