/* index: page layout and semantic states; shared tokens in theme.css. */

      body {
        font-family:var(--po-font);
        margin: 0;
        padding: 2rem 1rem;
        background: var(--po-bg);
        color: var(--po-text);
      }

      .container {
        max-width: 540px;
        margin: 0 auto;
        background: var(--po-surface);
        border: 1px solid var(--po-border);
        border-radius:var(--po-radius);
        padding: 1.25rem;
      }

      h1 {
        margin-top: 0;
      }

      .hint {
        color: var(--po-muted);
        margin-top: -0.25rem;
      }

      .form-grid {
        display: grid;
        gap: 0.75rem;
      }

      label {
        font-size: 0.9rem;
      }

      input,
      button {
        width: 100%;
        box-sizing: border-box;
        padding: 0.6rem 0.7rem;
        border-radius:var(--po-control-radius);
        font-size: 0.95rem;
      }

      input {
        border: 1px solid var(--po-input-border);
      }

      button {
        border: 1px solid var(--po-primary-hover);
        background: var(--po-primary);
        color: var(--po-on-primary);
        font-weight: 600;
        cursor: pointer;
      }

      button:hover {
        background: var(--po-primary-hover);
      }

      pre {
        margin-top: 1rem;
        padding: 0.75rem;
        border-radius:var(--po-radius);
        background: var(--po-surface-raised);
        border: 1px solid var(--po-border);
        min-height: 72px;
        white-space: pre-wrap;
      }