.tool{max-width:1120px;margin:0 auto;padding:clamp(16px,3vw,36px) clamp(16px,4vw,40px);display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,420px);gap:clamp(20px,4vw,48px);align-items:start}@media(max-width:860px){.tool{grid-template-columns:1fr;gap:14px}.preview-col{position:sticky;top:0;z-index:5;background:var(--bg);margin:0 calc(-1*clamp(16px,4vw,40px));padding:8px clamp(16px,4vw,40px) 10px;box-shadow:0 10px 16px -12px #0006}}.preview-col{display:flex;justify-content:center}@media(min-width:861px){.preview-col{position:sticky;top:16px}}.stage{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}.poster{position:absolute;top:0;left:0;width:1000px;height:1500px;transform-origin:top left;background:#f7f1e6;display:flex}.poster-inner{width:100%;height:100%;padding:96px 90px 110px;display:flex;flex-direction:column}.poster.layout-full .poster-inner{padding:0}.poster.layout-full .palette-title{display:none}.palette-title{flex:none;margin:0 0 48px;text-align:center;font-family:var(--palette-font, "Playfair Display", serif);font-weight:700;font-size:60px;letter-spacing:.14em;color:var(--palette-ink, #36302a)}.palette-title:empty{display:none}.swatches{flex:1;display:flex;flex-direction:column;border-radius:28px;overflow:hidden}.poster.layout-full .swatches{border-radius:0}.swatch-band{flex:1;display:flex;align-items:center;justify-content:center;cursor:pointer}.swatch-hex{font-family:Noto Sans JP,sans-serif;font-weight:700;font-size:38px;letter-spacing:.16em}.tool-title{font-size:clamp(22px,3vw,28px);font-weight:800;letter-spacing:-.02em;margin:0 0 6px}.actions{display:flex;gap:10px;margin-top:8px}.actions .btn-primary{flex:1}.actions-top{margin-top:14px}.label-note{font-weight:500;font-size:11px;color:var(--text-sub)}.color-editor{display:flex;flex-direction:column;gap:8px}.ce-row{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:6px 8px;touch-action:none}.ce-row.is-dragging{box-shadow:var(--shadow);border-color:var(--accent);opacity:.95}.ce-handle{flex:none;border:none;background:none;color:var(--text-sub);cursor:grab;font-size:16px;line-height:1;padding:4px 2px;letter-spacing:-2px}.ce-row.is-dragging .ce-handle{cursor:grabbing}.ce-swatch{flex:none;width:34px;height:34px;border-radius:8px;border:1px solid rgba(0,0,0,.12);cursor:pointer;padding:0}.ce-hex{flex:1;min-width:0;text-transform:uppercase;font-family:Noto Sans JP,ui-monospace,monospace;letter-spacing:.04em;padding:8px 10px}.ce-hex.is-invalid{border-color:#d2685f}.ce-copy,.ce-lock,.ce-del{flex:none;border:none;background:none;cursor:pointer;font-size:16px;padding:4px;line-height:1;opacity:.75}.ce-copy:hover,.ce-lock:hover,.ce-del:hover{opacity:1}.ce-copy.is-copied{opacity:1;color:#3a9a6b}.ce-lock.is-locked{opacity:1}.ce-del:disabled{opacity:.25;cursor:not-allowed}.add-color{margin-top:10px;width:100%}.add-color:disabled{opacity:.4;cursor:not-allowed}.base-gen{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.base-swatch{flex:none;width:42px;height:38px;padding:0;border:1px solid var(--border);border-radius:10px;background:none;cursor:pointer}.base-gen .seg{flex:1;min-width:0}.base-gen .seg-btn{flex:1;padding:9px 6px}.seg{display:inline-flex;border:1px solid var(--border);border-radius:12px;overflow:hidden}.seg-btn{appearance:none;border:none;background:var(--surface);font:inherit;font-weight:700;color:var(--text-sub);padding:10px 16px;cursor:pointer}.seg-btn+.seg-btn{border-left:1px solid var(--border)}.seg-btn.is-active{background:var(--accent);color:#fff}.theme-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}.swatch{aspect-ratio:2 / 3;border:2px solid var(--border);border-radius:10px;cursor:pointer;padding:0;transition:transform .08s ease,border-color .12s ease}.swatch:hover{transform:translateY(-2px)}.swatch.is-active{border-color:var(--accent);box-shadow:0 0 0 3px #e8597a2e}.frame-hidden{display:none}.font-grid{display:flex;flex-wrap:wrap;gap:6px}.font-chip{border:1px solid var(--border);background:var(--surface);border-radius:10px;padding:8px 12px;font-size:15px;color:var(--text);cursor:pointer;transition:border-color .12s ease,box-shadow .12s ease}.font-chip:hover{border-color:var(--accent)}.font-chip.is-active{border-color:var(--accent);box-shadow:0 0 0 3px #e8597a2e}.hint{min-height:20px;margin-top:10px}