import { test, expect } from '@playwright/test';

test.describe('Structural - homepage', () => {
  test('homepage: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('homepage: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('homepage: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - about', () => {
  test('about: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/about/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('about: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/about/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('about: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/about/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - academics', () => {
  test('academics: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/academics/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('academics: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/academics/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('academics: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/academics/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - admission', () => {
  test('admission: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/admission/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('admission: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/admission/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('admission: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/admission/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - atoz', () => {
  test('atoz: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/atoz/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('atoz: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/atoz/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('atoz: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/atoz/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - campus_life', () => {
  test('campus_life: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/campus-life/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('campus_life: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/campus-life/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('campus_life: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/campus-life/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - contact', () => {
  test('contact: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/contact/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('contact: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/contact/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('contact: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/contact/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - cookie_policy', () => {
  test('cookie_policy: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/cookie-policy/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('cookie_policy: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/cookie-policy/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('cookie_policy: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/cookie-policy/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - faculty_staff_gateway', () => {
  test('faculty_staff_gateway: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/faculty-staff-gateway/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('faculty_staff_gateway: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/faculty-staff-gateway/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('faculty_staff_gateway: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/faculty-staff-gateway/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - health_care', () => {
  test('health_care: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/health-care/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('health_care: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/health-care/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('health_care: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/health-care/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - research', () => {
  test('research: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/research/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('research: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/research/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('research: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/research/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - search', () => {
  test('search: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/search/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('search: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/search/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('search: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/search/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - student_gateway', () => {
  test('student_gateway: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/student-gateway/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('student_gateway: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/student-gateway/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('student_gateway: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/student-gateway/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - about_administration', () => {
  test('about_administration: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/about/administration/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('about_administration: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/about/administration/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('about_administration: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/about/administration/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - academics_schools', () => {
  test('academics_schools: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/academics/schools/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('academics_schools: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/academics/schools/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('academics_schools: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/academics/schools/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - list_academic', () => {
  test('list_academic: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/list/academic/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('list_academic: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/list/academic/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('list_academic: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/list/academic/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - list_admin', () => {
  test('list_admin: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/list/admin/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('list_admin: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/list/admin/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('list_admin: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/list/admin/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - list_research', () => {
  test('list_research: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/list/research/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('list_research: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/list/research/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('list_research: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/list/research/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - site_accessibility', () => {
  test('site_accessibility: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/site/accessibility/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('site_accessibility: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/site/accessibility/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('site_accessibility: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/site/accessibility/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - site_privacy', () => {
  test('site_privacy: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/site/privacy/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('site_privacy: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/site/privacy/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('site_privacy: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/site/privacy/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - site_terms', () => {
  test('site_terms: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/site/terms/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('site_terms: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/site/terms/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('site_terms: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/site/terms/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - about_administration_policies', () => {
  test('about_administration_policies: reproduces GT semantic landmarks', async ({ page }) => {
    await page.goto('/about/administration/policies/');
    expect(await page.locator('header, [role="banner"]').first().count(), 'header landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('main, [role="main"]').first().count(), 'main landmark present in GT').toBeGreaterThan(0);
    expect(await page.locator('footer, [role="contentinfo"]').first().count(), 'footer landmark present in GT').toBeGreaterThan(0);
  });
  test('about_administration_policies: heading hierarchy is valid', async ({ page }) => {
    await page.goto('/about/administration/policies/');
    const headingLevels = await page.evaluate(() => {
      const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
      return Array.from(headings).map(h => parseInt(h.tagName.substring(1)));
    });
    if (headingLevels.length > 1) {
      for (let i = 1; i < headingLevels.length; i++) {
        const jump = headingLevels[i] - headingLevels[i-1];
        expect(jump).toBeLessThanOrEqual(2);
      }
    }
  });
  test('about_administration_policies: no horizontal overflow at 375px', async ({ page }) => {
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto('/about/administration/policies/');
    await page.waitForTimeout(500);
    const scrollWidth = await page.evaluate(() => document.documentElement.scrollWidth);
    expect(scrollWidth).toBeLessThanOrEqual(385);
  });
});

test.describe('Structural - Consistency', () => {
  test('header links are consistent across pages', async ({ page }) => {
    const headerLinksByPage: string[][] = [];
    {
      await page.goto('/');
      const links = await page.locator('header a, nav a').allTextContents();
      headerLinksByPage.push(links.map(l => l.trim()).filter(l => l.length > 0));
    }
    {
      await page.goto('/about/');
      const links = await page.locator('header a, nav a').allTextContents();
      headerLinksByPage.push(links.map(l => l.trim()).filter(l => l.length > 0));
    }
    {
      await page.goto('/academics/');
      const links = await page.locator('header a, nav a').allTextContents();
      headerLinksByPage.push(links.map(l => l.trim()).filter(l => l.length > 0));
    }
    {
      await page.goto('/admission/');
      const links = await page.locator('header a, nav a').allTextContents();
      headerLinksByPage.push(links.map(l => l.trim()).filter(l => l.length > 0));
    }
    if (headerLinksByPage.length >= 2 && headerLinksByPage[0].length > 0) {
      const first = new Set(headerLinksByPage[0]);
      for (let i = 1; i < headerLinksByPage.length; i++) {
        const current = new Set(headerLinksByPage[i]);
        const overlap = [...first].filter(l => current.has(l));
        if (first.size > 0) {
          expect(overlap.length / first.size).toBeGreaterThanOrEqual(0.5);
        }
      }
    }
  });
});