/*
 * Shahdad AI mobile shell layout guardrails.
 * Loaded after the frozen release styles so the original release remains auditable.
 */
@media (max-width: 900px) {
  html,
  body {
    block-size: 100%;
    min-block-size: 0;
    overflow: hidden;
    overscroll-behavior: none;
  }

  .page {
    block-size: 100vh;
    block-size: 100svh;
    block-size: 100dvh;
    min-block-size: 0;
    overflow: hidden;
  }

  .phone {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 1fr) auto;
    block-size: 100%;
    min-block-size: 0;
    max-block-size: 100%;
    align-content: stretch;
  }

  .phone > .topbar {
    grid-row: 1;
  }

  .phone > #main {
    grid-row: 2;
    block-size: auto;
    min-block-size: 0;
    padding-block-end: max(16px, env(safe-area-inset-bottom));
    scroll-padding-block-end: max(16px, env(safe-area-inset-bottom));
  }

  .phone > .bottom-nav {
    position: relative;
    grid-row: 3;
    inset: auto;
    inline-size: auto;
    margin-inline: max(12px, env(safe-area-inset-left), env(safe-area-inset-right));
    margin-block-end: max(8px, env(safe-area-inset-bottom));
  }

  .phone.module-open > #main {
    grid-row: 1 / -1;
    block-size: auto;
  }

  .toast {
    bottom: calc(100px + env(safe-area-inset-bottom));
  }
}

@media (max-width: 374px) {
  .module-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}