:root{--bg: #f5f2ec;--panel: #ffffff;--text: #1f222b;--accent: #3d6bd9}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Inter,Helvetica Neue,Arial,Noto Sans,"Apple Color Emoji","Segoe UI Emoji"}.credits{position:fixed;right:12px;bottom:10px;opacity:.65;font-size:12px}.app-layout{display:flex;flex-direction:column;height:100%;width:100%;position:relative;overflow-x:hidden}.app-header{display:flex;align-items:center;gap:20px;height:40px;min-height:40px;padding:0 16px;background:var(--panel);color:var(--text);border-bottom:1px solid rgba(31,34,43,.12);box-shadow:0 1px #1f222b0d;z-index:1}.app-header-left{display:flex;align-items:center;gap:12px}.app-header-upload{display:inline-flex;align-items:center;justify-content:center;padding:0 14px;height:28px;border-radius:6px;border:1px solid var(--accent);background:var(--accent);color:#fff;font-size:13px;font-weight:600;cursor:pointer;transition:background-color .15s ease,border-color .15s ease,transform .1s ease}.app-header-controls-toggle{display:none;align-items:center;justify-content:center;height:28px;padding:0 12px;border-radius:6px;border:1px solid rgba(31,34,43,.25);background:transparent;color:var(--text);font-size:13px;font-weight:600;cursor:pointer;transition:background-color .15s ease,border-color .15s ease,color .15s ease}.app-header-controls-toggle.is-active{background:var(--accent);border-color:var(--accent);color:#fff}.app-header-controls-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.app-header-upload:disabled{opacity:.75;cursor:not-allowed;transform:none}.app-header-upload:hover{background:#2f5ace;border-color:#2f5ace}.app-header-upload:active{transform:translateY(1px)}.app-header-upload--busy{cursor:wait}.app-header-upload-spinner{width:12px;height:12px;margin-left:8px;border-radius:50%;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;animation:app-header-spin .8s linear infinite}@keyframes app-header-spin{to{transform:rotate(360deg)}}.app-header-file-input{display:none}.app-header-info{flex:1;min-width:0;display:flex;align-items:center;gap:18px;overflow-x:auto;white-space:nowrap;padding-bottom:2px;scrollbar-width:thin}.app-header-info-item{display:inline-flex;align-items:center;gap:6px;font-size:13px;flex-shrink:0}.app-header-info-label{opacity:.6;font-weight:500}.app-header-link{display:inline-flex;align-items:center;gap:4px;color:var(--accent);font-size:13px;font-weight:600;text-decoration:none;padding:4px 0;transition:color .15s ease}.app-header-link:hover{color:#2f5ace}.app-header-info-value{font-weight:500}.app-canvas{flex:1;min-height:0;position:relative;padding-right:300px}.app-leva{position:absolute;top:40px;right:0;bottom:0;width:300px;display:flex;flex-direction:column;border-left:1px solid rgba(31,34,43,.12);background:var(--leva-colors-elevation2);overflow:auto;transition:transform .3s ease;will-change:transform;z-index:2}.app-leva--open{transform:translate(0)}.app-leva--closed{transform:translate(100%);pointer-events:none}.app-layout.leva-closed .app-canvas{padding-right:0}@media (max-width: 960px){.app-layout{overscroll-behavior-x:contain}.app-header-controls-toggle{display:inline-flex}.app-header-left{gap:10px}.app-canvas{padding-right:0}.app-leva{width:min(90vw,320px);box-shadow:-4px 0 16px #1f222b33}}