:root{--bg:#f5f7fa;--panel:#ffffff;--text:#172033;--muted:#667085;--line:#d9e0ea;--primary:#0f766e;--primary-strong:#0b5f59;--danger:#b42318;--warning:#b54708;--success:#067647}*{box-sizing:border-box}body,html{margin:0;min-height:100%}body{background:var(--bg);color:var(--text);font-family:Inter,Arial,sans-serif}button,input,select{font:inherit}button{align-items:center;background:var(--primary);border:1px solid var(--primary);border-radius:6px;color:#fff;cursor:pointer;display:inline-flex;font-weight:700;height:40px;justify-content:center;padding:0 14px}button:hover:not(:disabled){background:var(--primary-strong)}button:disabled{cursor:not-allowed;opacity:.55}button.secondary{background:#fff;color:var(--text)}button.secondary:hover:not(:disabled){background:#f8fafc}button.danger{background:var(--danger);border-color:var(--danger)}input,select{background:#fff;border:1px solid var(--line);border-radius:6px;color:var(--text);height:40px;min-width:0;padding:0 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