/* Exam front page (integrity statement and start). */
@layer components {
  .student-front {
    align-items: flex-start;
    background: oklch(var(--oklch-canvas));
    display: flex;
    justify-content: center;
    min-block-size: 100vh;
    padding: var(--space-12) var(--space-5);
  }
  .student-front-card {
    background: var(--exam-bg-colour, oklch(var(--oklch-canvas-raised)));
    border: 1px solid oklch(var(--oklch-border));
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
    inline-size: 100%;
    max-inline-size: 38rem;
    padding: var(--space-10) var(--space-8);
  }
  .student-front-toolbar {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
  }

  .student-front-header { text-align: center; }
  .student-front-logo {
    margin-block-end: var(--space-4);
    max-block-size: 5rem;
    max-inline-size: 12rem;
    object-fit: contain;
  }
  .student-front-school-name {
    color: oklch(var(--oklch-ink-mid));
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    margin: 0 0 var(--space-4);
    text-transform: uppercase;
  }
  .student-front-title {
    color: var(--exam-font-colour, inherit);
    font-size: calc(1.75rem * var(--exam-font-scale, 1));
    font-weight: 700;
    margin: 0 0 var(--space-2);
  }
  .student-front-subtitle {
    color: var(--exam-font-colour, oklch(var(--oklch-ink-mid)));
    font-size: calc(1rem * var(--exam-font-scale, 1));
    margin: 0;
  }

  .student-front-meta-list {
    background: oklch(var(--oklch-canvas-sunken));
    border: 1px solid oklch(var(--oklch-border));
    border-radius: var(--radius-md);
    display: grid;
    gap: var(--space-4);
    grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr));
    margin: 0;
    padding: var(--space-5);
  }
  .student-front-meta-item {
    text-align: center;

    dt {
      color: oklch(var(--oklch-ink-mid));
      font-size: calc(0.75rem * var(--exam-font-scale, 1));
      font-weight: 600;
      letter-spacing: 0.04em;
      margin-block-end: var(--space-1);
      text-transform: uppercase;
    }
    dd {
      color: var(--exam-font-colour, inherit);
      font-size: calc(1.125rem * var(--exam-font-scale, 1));
      font-weight: 600;
      margin: 0;
    }
  }

  /* Instruction panels. The integrity statement is a warm variant of the plain panel. */
  .student-front-integrity,
  .student-front-special-instructions {
    background: var(--front-panel-background);
    border: 1px solid var(--front-panel-border-color);
    border-radius: var(--radius-md);
    padding: var(--space-5);

    .rich-text-content {
      color: var(--exam-font-colour, inherit);
      font-size: calc(1rem * var(--exam-font-scale, 1));
    }
  }
  .student-front-special-instructions {
    --front-panel-background: oklch(var(--oklch-canvas-sunken));
    --front-panel-border-color: oklch(var(--oklch-border));
  }
  .student-front-integrity {
    --front-panel-background: light-dark(oklch(0.97 0.02 60), oklch(0.26 0.03 60));
    --front-panel-border-color: light-dark(oklch(0.88 0.06 60), oklch(0.42 0.06 60));
  }
  .student-front-integrity-heading {
    color: var(--exam-font-colour, inherit);
    font-size: calc(1rem * var(--exam-font-scale, 1));
    font-weight: 700;
    margin: 0 0 var(--space-2);
  }
  .student-front-integrity-body {
    color: var(--exam-font-colour, oklch(var(--oklch-ink-mid)));
    font-size: calc(0.9375rem * var(--exam-font-scale, 1));
    line-height: 1.6;
    margin: 0;
  }
  .student-front-no-instructions {
    color: oklch(var(--oklch-ink-light));
    font-style: italic;
  }

  .student-front-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
  }
  .student-front-checkbox-row {
    align-items: flex-start;
    display: flex;
    gap: var(--space-3);
  }
  .student-front-checkbox {
    block-size: 1rem;
    cursor: pointer;
    flex-shrink: 0;
    inline-size: 1rem;
    margin-block-start: 0.2rem;
  }
  .student-front-checkbox-label {
    color: var(--exam-font-colour, inherit);
    cursor: pointer;
    font-size: calc(0.9375rem * var(--exam-font-scale, 1));
  }
  .student-front-submit {
    align-self: flex-end;

    &:disabled {
      cursor: not-allowed;
      opacity: 0.45;
    }
  }
}