.tool-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
      gap: 1rem;
      align-items: start;
    }

    .tool-card,
    .info-card {
      position: relative;
      overflow: hidden;
      border-radius: 20px;
      background: linear-gradient(180deg, var(--mn-surface-strong), rgba(255,255,255,0.72));
      border: 1px solid rgba(124, 58, 237, 0.12);
      box-shadow: 0 12px 28px rgba(76, 29, 149, 0.08);
      padding: clamp(1rem, 2vw, 1.25rem);
    }

    .tool-card::before,
    .info-card::before {
      content: "";
      position: absolute;
      inset: 0 auto auto 0;
      width: 100%;
      height: 4px;
      background: linear-gradient(90deg, #c8a2ff 0%, #8b5cf6 52%, #6d28d9 100%);
    }

    .form-grid {
      display: grid;
      gap: 0.95rem;
    }

    .field-group label {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 0.8rem;
      margin: 0 0 0.35rem;
      color: #2b2140;
      font-weight: 800;
      font-size: 0.9rem;
      letter-spacing: -0.01em;
    }

    .field-hint {
      color: var(--mn-muted);
      font-size: 0.78rem;
      font-weight: 600;
    }

    input,
    textarea,
    select {
      width: 100%;
      border: 1px solid rgba(124, 58, 237, 0.18);
      border-radius: 16px;
      background: rgba(255, 255, 255, 0.84);
      color: var(--mn-text);
      font: inherit;
      padding: 0.85rem 0.95rem;
      outline: none;
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.62);
      transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    }

    input:focus,
    textarea:focus,
    select:focus {
      border-color: var(--mn-border-strong);
      background: rgba(255, 255, 255, 0.95);
      box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.12);
    }

    textarea {
      resize: vertical;
      min-height: 140px;
    }

    .button-row {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 0.75rem;
      margin-top: 0.25rem;
    }

    .mn-button {
      width: 100%;
      border: 0;
      border-radius: 999px;
      padding: 0.82rem 1rem;
      color: #fff;
      font: inherit;
      font-weight: 800;
      cursor: pointer;
      background: linear-gradient(135deg, var(--mn-accent), var(--mn-accent-dark));
      box-shadow: 0 12px 22px rgba(109, 40, 217, 0.18);
      transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
    }

    .mn-button:hover,
    .mn-button:focus-visible {
      transform: translateY(-2px);
      box-shadow: 0 16px 28px rgba(109, 40, 217, 0.24);
      outline: none;
    }

    .mn-button.secondary {
      color: var(--mn-accent-dark);
      background: rgba(139, 92, 246, 0.11);
      box-shadow: none;
      border: 1px solid rgba(124, 58, 237, 0.14);
    }

    .mn-button.secondary:hover,
    .mn-button.secondary:focus-visible {
      background: rgba(139, 92, 246, 0.16);
      box-shadow: 0 12px 24px rgba(76, 29, 149, 0.08);
    }

    .output-wrap {
      margin-top: 1rem;
      display: grid;
      gap: 0.65rem;
    }

    .output-label {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 0.75rem;
      color: #2b2140;
      font-weight: 800;
      font-size: 0.9rem;
    }

    .output {
      min-height: 96px;
      border-radius: 18px;
      border: 1px solid rgba(124, 58, 237, 0.14);
      background: rgba(255, 255, 255, 0.68);
      color: var(--mn-text);
      padding: 0.95rem;
      word-break: break-word;
      white-space: pre-wrap;
      overflow-wrap: anywhere;
    }

    .btn-copy {
      display: none;
      justify-self: start;
      width: auto;
      min-width: 150px;
    }

    .info-card h2 {
      margin: 0 0 0.5rem;
      font-size: 1.1rem;
      color: #281f37;
      letter-spacing: -0.01em;
    }

    .info-card p {
      margin: 0 0 0.85rem;
      color: var(--mn-muted);
      font-size: 0.95rem;
    }

    .info-list {
      display: grid;
      gap: 0.65rem;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .info-list li {
      padding: 0.72rem 0.8rem;
      border-radius: 16px;
      background: rgba(139, 92, 246, 0.08);
      color: var(--mn-muted);
      font-size: 0.92rem;
      border: 1px solid rgba(124, 58, 237, 0.10);
    }

    .tool-actions-top {
      display: flex;
      justify-content: flex-end;
      margin-bottom: 1rem;
    }

    .back-link {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      width: fit-content;
      padding: 0.45rem 0.75rem;
      border-radius: 999px;
      color: var(--mn-accent-dark);
      background: rgba(139, 92, 246, 0.10);
      font-size: 0.88rem;
      font-weight: 800;
    }

    .back-link:hover,
    .back-link:focus-visible {
      text-decoration: underline;
      text-underline-offset: 0.18em;
      outline: none;
    }

    @media (max-width: 860px) {
      .tool-layout {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 560px) {
      .button-row {
        grid-template-columns: 1fr;
      }

      .btn-copy {
        width: 100%;
      }

      .field-group label,
      .output-label {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.2rem;
      }
    }