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20px;font-size:.9rem;color:var(--color-ink-muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}.tab-btn:hover{color:var(--color-ink)}.tab-btn.active{color:var(--color-ink);border-bottom-color:var(--color-primary);font-weight:500}.card{background:var(--color-surface);border:1px solid var(--color-line);border-radius:6px;padding:24px}.btn{font-size:.9rem;font-weight:500;padding:9px 16px;border-radius:4px;border:1px solid transparent;cursor:pointer;white-space:nowrap;background:var(--color-accent);color:#fff}.btn:hover{background:var(--color-accent-hover)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn:disabled:hover{background:var(--color-accent)}.btn.secondary{background:transparent;border-color:var(--color-line);color:var(--color-ink)}.btn.secondary:hover{border-color:var(--color-ink-muted)}input,select{font-family:var(--font-body);padding:8px 10px;border:1px solid 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