:root{color-scheme:light;--bg: #f6f7f9;--surface: #ffffff;--canvas: #eceef2;--border: #e2e5ea;--border-strong: #c9ced6;--text: #1b1f24;--muted: #6b7280;--accent: #2f6fed;--accent-soft: #eef3fe;--ok: #16a34a;--warn: #d97706;--err: #dc2626;--idle: #9ca3af;--radius: 12px;--font: Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", "Segoe UI", sans-serif;--mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace}[hidden]{display:none!important}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased}.app-header *,.intake *,.toolbar *,.stage-message *{box-sizing:border-box}.app{display:flex;flex-direction:column;min-height:100vh}.app-header{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;padding:18px 24px 14px}.app-header h1{margin:0;font-size:19px;font-weight:700;letter-spacing:-.01em}.app-header p{margin:0;color:var(--muted);font-size:13px}.intake{display:grid;grid-template-columns:300px minmax(0,1fr);gap:14px;height:200px;padding:0 24px 16px}.dropzone{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:16px;border:1.5px dashed var(--border-strong);border-radius:var(--radius);background:var(--surface);text-align:center;cursor:pointer;transition:border-color .15s,background-color .15s}.dropzone:hover,.dropzone.dragover,.dropzone:focus-within{border-color:var(--accent);background:var(--accent-soft)}.dropzone input{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.dropzone-icon{color:var(--accent)}.dropzone strong{font-size:14px;font-weight:600}.dropzone .link{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.dropzone .formats{display:flex;gap:6px}.dropzone code{padding:2px 7px;border-radius:6px;background:var(--bg);color:var(--muted);font-family:var(--mono);font-size:12px}.dropzone small{color:var(--muted);font-size:12px;line-height:1.5}.files{display:flex;flex-direction:column;min-height:0;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);overflow:hidden}.files-head{display:flex;align-items:center;justify-content:space-between;height:38px;padding:0 14px;border-bottom:1px solid var(--border);color:var(--muted);font-size:13px}.btn-text{padding:4px 6px;border:0;background:none;color:var(--muted);font:inherit;cursor:pointer}.btn-text:hover{color:var(--text)}.file-list{flex:1;margin:0;padding:0;list-style:none;overflow:auto}.file-row{display:flex;align-items:center;border-bottom:1px solid var(--border)}.file-row:last-child{border-bottom:0}.file-row.selected{background:var(--accent-soft);box-shadow:inset 3px 0 0 var(--accent)}.file-main{display:grid;grid-template-columns:minmax(140px,2fr) 44px 64px 76px minmax(0,2fr);align-items:center;gap:12px;flex:1;min-width:0;height:36px;padding:0 8px 0 14px;border:0;background:none;color:inherit;font:inherit;font-size:13px;text-align:left;cursor:pointer}.file-row:not(.selected) .file-main:hover{background:var(--bg)}.file-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}.file-kind{justify-self:start;padding:1px 6px;border-radius:5px;background:var(--bg);color:var(--muted);font-size:11px;font-weight:600;letter-spacing:.02em}.file-kind[data-kind=oz]{background:#e8f0fe;color:#1d4ed8}.file-kind[data-kind=ubi]{background:#e6f6f3;color:#0f766e}.file-kind[data-kind=r2]{background:#f1ecfd;color:#6d28d9}.file-size{color:var(--muted);text-align:right;font-variant-numeric:tabular-nums}.file-status{display:inline-flex;align-items:center;gap:6px;color:var(--muted)}.dot{width:7px;height:7px;border-radius:50%;background:var(--idle)}.file-row[data-status=converting] .dot{animation:pulse 1s ease-in-out infinite}.file-row[data-status=done] .dot{background:var(--ok)}.file-row[data-status=failed] .dot{background:var(--warn)}.file-row[data-status=failed] .status-text{color:var(--warn)}.file-reason{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted);font-size:12px}.btn-icon{display:inline-flex;align-items:center;justify-content:center;flex:none;width:30px;height:30px;margin-right:6px;border:0;border-radius:7px;background:none;color:var(--muted);cursor:pointer}.btn-icon:hover:not(:disabled){background:var(--bg);color:var(--accent)}.btn-icon:disabled{opacity:.3;cursor:default}.workspace{display:flex;flex-direction:column;flex:1 0 auto;margin:0 24px 24px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);overflow:hidden}.toolbar{display:flex;align-items:stretch;justify-content:space-between;gap:16px;padding:0 14px 0 6px;border-bottom:1px solid var(--border);background:var(--surface)}.tabs{display:flex;gap:4px}.tabs [role=tab]{position:relative;flex:none;height:44px;padding:0 14px;white-space:nowrap;border:0;background:none;color:var(--muted);font:inherit;font-size:14px;font-weight:600;cursor:pointer}.tabs [role=tab]:hover{color:var(--text)}.tabs [role=tab][aria-selected=true]{color:var(--accent)}.tabs [role=tab][aria-selected=true]:after{content:"";position:absolute;left:10px;right:10px;bottom:-1px;height:2px;border-radius:2px;background:var(--accent)}.current{display:flex;align-items:center;gap:10px;min-width:0;font-size:13px}.current-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}.current-meta{flex:none;color:var(--muted);font-size:12px}.btn{flex:none;height:30px;padding:0 12px;border:1px solid var(--border-strong);border-radius:8px;background:var(--surface);color:var(--text);font:inherit;font-size:13px;font-weight:500;cursor:pointer}.btn:hover{border-color:var(--accent);color:var(--accent)}.stage{position:relative;flex:1 0 auto;min-height:800px;background:var(--canvas)}.pane,.viewer-host,.designer-host{position:absolute;inset:0}.viewer-host{margin-top:20px;overflow:auto}.stage-message{position:absolute;inset:0;z-index:10;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--canvas)}.stage-message[data-variant=busy]{background:#eceef2b8}.message{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:14px}.message p{margin:0}.message-busy{padding:10px 16px;border:1px solid var(--border);border-radius:999px;background:var(--surface);box-shadow:0 4px 16px #0000000f}.spinner{width:16px;height:16px;border:2px solid var(--border-strong);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}.message-card{width:min(560px,100%);padding:20px 24px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:0 6px 24px #0000000d}.message-card h2{margin:0 0 4px;font-size:16px}.card-failed h2{color:var(--warn)}.card-error h2{color:var(--err)}.card-file{margin:0 0 14px;color:var(--muted);font-size:13px;word-break:break-all}.message-card dl{display:grid;grid-template-columns:84px minmax(0,1fr);gap:8px 12px;margin:0;font-size:13px}.message-card dt{color:var(--muted)}.message-card dd{margin:0;word-break:break-word;line-height:1.5}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{50%{opacity:.3}}@media(max-width:860px){.app-header{padding-left:16px;padding-right:16px}.workspace{margin:0 16px 16px}.intake{grid-template-columns:minmax(0,1fr);height:auto;padding:0 16px 16px}.files{height:200px}.file-main{grid-template-columns:minmax(0,1fr) 44px 72px}.file-size,.file-reason,.current-meta{display:none}.tabs [role=tab]{padding:0 10px}}