:root{font-size:87.5%;color:#202124;background:#f7f8fb;font-family:Aptos,Segoe UI,Helvetica Neue,Arial,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--ink: #202124;--muted: #6b7280;--soft: #f5f6f8;--paper: rgba(255, 255, 255, .76);--paper-strong: #ffffff;--ink-contrast: #ffffff;--line: rgba(17, 24, 39, .1);--line-strong: rgba(17, 24, 39, .16);--accent: #ff4f2e;--accent-soft: rgba(255, 79, 46, .1);--success: #18794e;--danger: #b42318;--shadow: 0 24px 70px rgba(15, 23, 42, .08);--body-bg: radial-gradient(circle at 70% 0%, rgba(226, 232, 240, .7), transparent 32rem), linear-gradient(180deg, #ffffff 0%, #f7f8fb 100%);--button-bg: #202124;--secondary-bg: #f1f3f5;--control-bg: rgba(255, 255, 255, .92);--ghost-bg: rgba(255, 255, 255, .68);--sidebar-bg: rgba(255, 255, 255, .82);--panel-soft-bg: rgba(249, 250, 251, .72);--tile-bg: #f4f5f7;--message-user-bg: #202124;--message-assistant-bg: #ffffff;--modal-card-bg: rgba(255, 255, 255, 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#0f172a14;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);overflow-y:auto;scrollbar-width:thin}.ppt-present-sheet{display:grid;grid-template-rows:minmax(0,1fr);place-items:center;min-height:0;border-radius:18px;padding:16px;border:1px solid rgba(17,24,39,.08);background:#ffffffe0;box-shadow:0 22px 54px #0f172a14;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}:root[data-theme=dark] .ppt-focus-canvas,:root[data-theme=dark] .ppt-present-sheet{background:#111827e0;border-color:#e2e8f014}:root[data-theme=dark] .ppt-focus-thumb{background:#111827e0;border-color:#e2e8f014}.ppt-focus-canvas-body,.ppt-editor-sheet-body,.ppt-slide-body{display:grid;gap:16px;min-height:0}.ppt-focus-stage{width:100%;display:grid;place-items:start center;padding:20px 16px}.ppt-focus-slide{width:min(100%,1100px);border-radius:22px;padding:12px;background:radial-gradient(circle at top left,rgba(255,125,78,.1),transparent 30%),linear-gradient(145deg,#fffffffa,#f5f7faeb);box-shadow:0 16px 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textarea{width:100%}.ppt-slide-image-wrap{display:grid;overflow:hidden;border-radius:14px;aspect-ratio:16 / 10;background:var(--tile-bg)}.ppt-slide-image-empty{min-height:160px;display:grid;place-items:center;text-align:center}.ppt-config-drawer{position:absolute;top:0;right:0;z-index:12;display:grid;grid-template-rows:auto minmax(0,1fr);gap:18px;width:min(420px,calc(100vw - 48px));height:100%;padding:22px;border-radius:28px;transform:translate(calc(100% + 24px));opacity:0;pointer-events:none;transition:transform .2s ease,opacity .2s ease;overflow:hidden}.ppt-config-drawer.open{transform:translate(0);opacity:1;pointer-events:auto}.ppt-drawer-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;z-index:11;background:#0f172a2e;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.ppt-sidebar-tabs{display:inline-flex;gap:8px;padding:4px;border-radius:999px;background:var(--secondary-bg)}.ppt-sidebar-tab{min-width:68px;padding:.52rem 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.82rem;border-radius:999px;color:var(--ink);background:var(--ghost-bg);box-shadow:none;outline:1px solid var(--line)}.sprite-choice-tag:hover:not(:disabled){transform:none;box-shadow:none;background:var(--panel-soft-bg)}.sprite-choice-tag.active{color:var(--accent);background:var(--accent-soft);outline-color:var(--accent)}.sprite-choice-custom-input{margin-top:8px}.sprite-equipment-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.sprite-equipment-card{display:grid;gap:4px;min-height:78px;padding:12px;border-radius:18px;color:var(--ink);background:var(--ghost-bg);box-shadow:none;outline:1px solid var(--line);text-align:left}.sprite-equipment-card:hover:not(:disabled){transform:none;box-shadow:none;background:var(--panel-soft-bg)}.sprite-equipment-card strong{font-size:.92rem}.sprite-equipment-card small{color:var(--muted);font-size:.78rem}.sprite-equipment-card.active{color:var(--accent);background:var(--accent-soft);outline-color:var(--accent)}.sprite-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.sprite-advanced-hint{display:grid;align-content:center;min-height:100%;color:var(--muted);font-size:.92rem}.sprite-generate-bar{display:flex;align-items:center;gap:14px;margin-top:16px}.sprite-generate-primary{min-width:112px;padding:.92rem 1rem;font-size:1rem;font-weight:800;letter-spacing:.01em;box-shadow:0 16px 28px #0f172a2e}.sprite-preview-card{display:grid;grid-column:1;grid-row:1;align-content:start;gap:14px;padding-top:14px}.sprite-preview-stage{display:grid;gap:10px;padding-top:0}.sprite-preview-canvas{display:grid;place-items:center;min-height:320px;padding:16px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(180deg,#ffffffb8,#ffffffeb),repeating-linear-gradient(45deg,rgba(15,23,42,.03),rgba(15,23,42,.03) 10px,transparent 10px,transparent 20px)}.sprite-preview-canvas.empty{color:var(--muted)}.sprite-preview-canvas img{width:100%;max-height:460px;object-fit:contain;border-radius:16px;cursor:zoom-in}.sprite-preview-status{display:flex;align-items:center;justify-content:space-between;gap:10px}.sprite-preview-status span{color:var(--muted);font-size:.9rem}.sprite-preview-tabs{display:flex;flex-wrap:wrap;gap:8px}.sprite-preview-tab,.sprite-preview-frame-box{min-width:42px;padding:.5rem .78rem;border-radius:999px;color:var(--ink);background:var(--ghost-bg);box-shadow:none;outline:1px solid var(--line)}.sprite-preview-tab.active{color:var(--ink-contrast);background:var(--ink);box-shadow:0 2px 8px #0f172a2e;outline-color:transparent}.sprite-preview-tab:disabled{opacity:.45}.sprite-preview-tab-action{min-width:52px}.sprite-preview-tabs{width:fit-content}.sprite-preview-frame-strip{display:flex;flex-wrap:wrap;gap:8px;min-height:36px}.sprite-preview-frame-box.active{color:var(--accent);background:var(--accent-soft);outline-color:var(--accent)}.sprite-reference-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:12px;margin-top:14px}.sprite-reference-thumb{display:grid;gap:8px;padding:10px;border-radius:18px;border:1px solid var(--line);background:var(--panel-soft-bg);box-shadow:none}.sprite-reference-thumb.active{border-color:var(--accent);background:var(--accent-soft)}.sprite-reference-thumb img{width:100%;aspect-ratio:1 / 1;object-fit:cover;border-radius:14px}.sprite-reference-thumb span{color:var(--ink);font-size:.84rem}.sprite-action-form{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:16px}.sprite-action-list{display:grid;gap:12px}.sprite-action-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border:1px solid var(--line);border-radius:18px;background:var(--panel-soft-bg)}.sprite-action-item div{display:grid;gap:4px}.sprite-action-item-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px}.sprite-action-item span{color:var(--muted);font-size:.9rem}.sprite-frame-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}.sprite-frame-chip{padding:.42rem .72rem;border-radius:999px;color:var(--ink);background:var(--ghost-bg);box-shadow:none;outline:1px solid var(--line);font-size:.82rem}@media (max-width: 1100px){.sprite-studio-layout{grid-template-columns:minmax(0,1.2fr) minmax(320px,.9fr)}.sprite-reference-card{grid-template-columns:1fr}}@media (max-width: 720px){.sprite-studio-layout,.sprite-form-grid,.sprite-detail-grid,.sprite-equipment-grid,.sprite-action-form,.sprite-reference-card{grid-template-columns:1fr}.sprite-generate-bar{flex-direction:column;align-items:flex-start}}