/**
 * SchoolDetailView Component
 * Displays comprehensive school information with performance charts
 */

'use client';

import { useRouter } from 'next/navigation';
import { useComparison } from '@/hooks/useComparison';
import { PerformanceChart } from './PerformanceChart';
import { SchoolMap } from './SchoolMap';
import type {
  School, SchoolResult, AbsenceData,
  OfstedInspection, OfstedParentView, SchoolCensus,
  SchoolAdmissions, SenDetail, Phonics,
  SchoolDeprivation, SchoolFinance,
} from '@/lib/types';
import { formatPercentage, formatProgress, formatAcademicYear } from '@/lib/utils';
import styles from './SchoolDetailView.module.css';

const OFSTED_LABELS: Record<number, string> = {
  1: 'Outstanding', 2: 'Good', 3: 'Requires Improvement', 4: 'Inadequate',
};

const RC_LABELS: Record<number, string> = {
  1: 'Exceptional', 2: 'Strong', 3: 'Expected standard', 4: 'Needs attention', 5: 'Urgent improvement',
};

const RC_CATEGORIES = [
  { key: 'rc_inclusion' as const,             label: 'Inclusion' },
  { key: 'rc_curriculum_teaching' as const,   label: 'Curriculum & Teaching' },
  { key: 'rc_achievement' as const,           label: 'Achievement' },
  { key: 'rc_attendance_behaviour' as const,  label: 'Attendance & Behaviour' },
  { key: 'rc_personal_development' as const,  label: 'Personal Development' },
  { key: 'rc_leadership_governance' as const, label: 'Leadership & Governance' },
  { key: 'rc_early_years' as const,           label: 'Early Years' },
  { key: 'rc_sixth_form' as const,            label: 'Sixth Form' },
];

// 2023 national averages for context
const NATIONAL_AVG = {
  rwm_expected: 60,
  rwm_high: 8,
  reading_expected: 73,
  writing_expected: 71,
  maths_expected: 73,
  phonics_yr1: 79,
  overall_absence: 6.7,
  persistent_absence: 22,
  class_size: 27,
  per_pupil_spend: 6000,
};

function progressClass(val: number | null | undefined): string {
  if (val == null) return '';
  if (val > 0) return styles.progressPositive;
  if (val < 0) return styles.progressNegative;
  return '';
}

interface SchoolDetailViewProps {
  schoolInfo: School;
  yearlyData: SchoolResult[];
  absenceData: AbsenceData | null;
  ofsted: OfstedInspection | null;
  parentView: OfstedParentView | null;
  census: SchoolCensus | null;
  admissions: SchoolAdmissions | null;
  senDetail: SenDetail | null;
  phonics: Phonics | null;
  deprivation: SchoolDeprivation | null;
  finance: SchoolFinance | null;
}

export function SchoolDetailView({
  schoolInfo, yearlyData, absenceData,
  ofsted, parentView, census, admissions, senDetail, phonics, deprivation, finance,
}: SchoolDetailViewProps) {
  const router = useRouter();
  const { addSchool, removeSchool, isSelected } = useComparison();
  const isInComparison = isSelected(schoolInfo.urn);

  const latestResults = yearlyData.length > 0 ? yearlyData[yearlyData.length - 1] : null;

  const handleComparisonToggle = () => {
    if (isInComparison) {
      removeSchool(schoolInfo.urn);
    } else {
      addSchool(schoolInfo);
    }
  };

  const deprivationDesc = (decile: number) => {
    if (decile <= 3) return `This school is in one of England's most deprived areas (decile ${decile}/10). Many pupils may face additional challenges at home.`;
    if (decile <= 7) return `This school is in an area with average levels of deprivation (decile ${decile}/10).`;
    return `This school is in one of England's less deprived areas (decile ${decile}/10).`;
  };

  // Guard for Pupils & Inclusion — only show if at least one metric is available
  const hasInclusionData = (latestResults?.disadvantaged_pct != null)
    || (latestResults?.eal_pct != null)
    || (latestResults?.sen_support_pct != null)
    || senDetail != null;

  const hasSchoolLife = absenceData != null || census?.class_size_avg != null;
  const hasPhonics = phonics != null && phonics.year1_phonics_pct != null;
  const hasDeprivation = deprivation != null && deprivation.idaci_decile != null;
  const hasFinance = finance != null && finance.per_pupil_spend != null;
  const hasLocation = schoolInfo.latitude != null && schoolInfo.longitude != null;

  // Build section nav items dynamically — only sections with data
  const navItems: { id: string; label: string }[] = [];
  if (ofsted) navItems.push({ id: 'ofsted', label: 'Ofsted' });
  if (parentView && parentView.total_responses != null && parentView.total_responses > 0)
    navItems.push({ id: 'parents', label: 'Parents' });
  if (latestResults) navItems.push({ id: 'sats', label: 'SATs' });
  if (hasPhonics) navItems.push({ id: 'phonics', label: 'Phonics' });
  if (hasSchoolLife) navItems.push({ id: 'school-life', label: 'School Life' });
  if (admissions) navItems.push({ id: 'admissions', label: 'Admissions' });
  if (hasInclusionData) navItems.push({ id: 'inclusion', label: 'Pupils' });
  if (hasLocation) navItems.push({ id: 'location', label: 'Location' });
  if (hasDeprivation) navItems.push({ id: 'local-area', label: 'Local Area' });
  if (hasFinance) navItems.push({ id: 'finances', label: 'Finances' });
  if (yearlyData.length > 0) navItems.push({ id: 'history', label: 'History' });

  return (
    <div className={styles.container}>
      {/* Header */}
      <header className={styles.header}>
        <div className={styles.headerContent}>
          <div className={styles.titleSection}>
            <h1 className={styles.schoolName}>{schoolInfo.school_name}</h1>
            <div className={styles.meta}>
              {schoolInfo.local_authority && (
                <span className={styles.metaItem}>{schoolInfo.local_authority}</span>
              )}
              {schoolInfo.school_type && (
                <span className={styles.metaItem}>{schoolInfo.school_type}</span>
              )}
              {schoolInfo.gender && schoolInfo.gender !== 'Mixed' && (
                <span className={styles.metaItem}>{schoolInfo.gender}&apos;s school</span>
              )}
            </div>
            {schoolInfo.address && (
              <p className={styles.address}>
                {schoolInfo.address}{schoolInfo.postcode && `, ${schoolInfo.postcode}`}
              </p>
            )}
            <div className={styles.headerDetails}>
              {schoolInfo.headteacher_name && (
                <span className={styles.headerDetail}>
                  <strong>Headteacher:</strong> {schoolInfo.headteacher_name}
                </span>
              )}
              {schoolInfo.website && (
                <span className={styles.headerDetail}>
                  <a href={/^https?:\/\//i.test(schoolInfo.website) ? schoolInfo.website : `https://${schoolInfo.website}`} target="_blank" rel="noopener noreferrer">
                    School website ↗
                  </a>
                </span>
              )}
              {latestResults?.total_pupils != null && (
                <span className={styles.headerDetail}>
                  <strong>Pupils:</strong> {latestResults.total_pupils.toLocaleString()}
                  {schoolInfo.capacity != null && ` (capacity: ${schoolInfo.capacity})`}
                </span>
              )}
              {schoolInfo.trust_name && (
                <span className={styles.headerDetail}>
                  Part of <strong>{schoolInfo.trust_name}</strong>
                </span>
              )}
            </div>
          </div>
          <div className={styles.actions}>
            <button
              onClick={handleComparisonToggle}
              className={isInComparison ? styles.btnRemove : styles.btnAdd}
            >
              {isInComparison ? '✓ In Comparison' : '+ Add to Compare'}
            </button>
          </div>
        </div>
      </header>

      {/* Sticky Section Navigation */}
      <nav className={styles.sectionNav} aria-label="Page sections">
        <div className={styles.sectionNavInner}>
          <button onClick={() => router.back()} className={styles.sectionNavBack}>← Back</button>
          {navItems.length > 0 && <div className={styles.sectionNavDivider} />}
          {navItems.map(({ id, label }) => (
            <a key={id} href={`#${id}`} className={styles.sectionNavLink}>{label}</a>
          ))}
        </div>
      </nav>

      {/* Ofsted Rating / Report Card */}
      {ofsted && (
        <section id="ofsted" className={styles.card}>
          <h2 className={styles.sectionTitle}>
            {ofsted.framework === 'ReportCard' ? 'Ofsted Report Card' : 'Ofsted Rating'}
            {ofsted.inspection_date && (
              <span className={styles.ofstedDate}>
                Inspected {new Date(ofsted.inspection_date).toLocaleDateString('en-GB', { day: 'numeric', month: 'long', year: 'numeric' })}
              </span>
            )}
            <a
              href={`https://reports.ofsted.gov.uk/provider/21/${schoolInfo.urn}`}
              target="_blank"
              rel="noopener noreferrer"
              className={styles.ofstedReportLink}
            >
              Full report ↗
            </a>
          </h2>

          {ofsted.framework === 'ReportCard' ? (
            /* ── New Report Card layout ── */
            <>
              <p className={styles.ofstedDisclaimer}>
                From November 2025, Ofsted replaced single overall grades with Report Cards rating schools across several areas.
              </p>
              <div className={styles.metricsGrid}>
                {ofsted.rc_safeguarding_met != null && (
                  <div className={styles.metricCard}>
                    <div className={styles.metricLabel}>Safeguarding</div>
                    <div className={`${styles.metricValue} ${ofsted.rc_safeguarding_met ? styles.safeguardingMet : styles.safeguardingNotMet}`}>
                      {ofsted.rc_safeguarding_met ? 'Met' : 'Not met'}
                    </div>
                  </div>
                )}
                {RC_CATEGORIES.map(({ key, label }) => {
                  const value = ofsted[key] as number | null;
                  return value != null ? (
                    <div key={key} className={styles.metricCard}>
                      <div className={styles.metricLabel}>{label}</div>
                      <div className={`${styles.metricValue} ${styles[`rcGrade${value}`]}`}>
                        {RC_LABELS[value]}
                      </div>
                    </div>
                  ) : null;
                })}
              </div>
              {parentView?.q_recommend_pct != null && parentView.total_responses != null && parentView.total_responses > 0 && (
                <p className={styles.parentRecommendLine}>
                  <strong>{Math.round(parentView.q_recommend_pct)}%</strong> of parents would recommend this school ({parentView.total_responses.toLocaleString()} responses)
                </p>
              )}
            </>
          ) : (
            /* ── Old OEIF layout ── */
            <>
              <div className={styles.ofstedHeader}>
                <span className={`${styles.ofstedGrade} ${styles[`ofstedGrade${ofsted.overall_effectiveness}`]}`}>
                  {ofsted.overall_effectiveness ? OFSTED_LABELS[ofsted.overall_effectiveness] : 'Not rated'}
                </span>
                {ofsted.previous_overall != null &&
                  ofsted.previous_overall !== ofsted.overall_effectiveness && (
                  <span className={styles.ofstedPrevious}>
                    Previously: {OFSTED_LABELS[ofsted.previous_overall]}
                  </span>
                )}
              </div>
              <p className={styles.ofstedDisclaimer}>
                From September 2024, Ofsted no longer makes an overall effectiveness judgement in inspections of state-funded schools.
              </p>
              {parentView?.q_recommend_pct != null && parentView.total_responses != null && parentView.total_responses > 0 && (
                <p className={styles.parentRecommendLine}>
                  <strong>{Math.round(parentView.q_recommend_pct)}%</strong> of parents would recommend this school ({parentView.total_responses.toLocaleString()} responses)
                </p>
              )}
              <div className={styles.metricsGrid}>
                {[
                  { label: 'Quality of Teaching', value: ofsted.quality_of_education },
                  { label: 'Behaviour in School', value: ofsted.behaviour_attitudes },
                  { label: 'Pupils\' Wider Development', value: ofsted.personal_development },
                  { label: 'School Leadership', value: ofsted.leadership_management },
                  ...(ofsted.early_years_provision != null
                    ? [{ label: 'Early Years (Reception)', value: ofsted.early_years_provision }]
                    : []),
                ].map(({ label, value }) => value != null && (
                  <div key={label} className={styles.metricCard}>
                    <div className={styles.metricLabel}>{label}</div>
                    <div className={`${styles.metricValue} ${styles[`ofstedGrade${value}`]}`}>
                      {OFSTED_LABELS[value]}
                    </div>
                  </div>
                ))}
              </div>
            </>
          )}
        </section>
      )}

      {/* What Parents Say */}
      {parentView && parentView.total_responses != null && parentView.total_responses > 0 && (
        <section id="parents" className={styles.card}>
          <h2 className={styles.sectionTitle}>
            What Parents Say
            <span className={styles.responseBadge}>
              {parentView.total_responses.toLocaleString()} responses
            </span>
          </h2>
          <p className={styles.sectionSubtitle}>
            From the Ofsted Parent View survey — parents share their experience of this school.
          </p>
          <div className={styles.parentViewGrid}>
            {[
              { label: 'Would recommend this school', pct: parentView.q_recommend_pct },
              { label: 'My child is happy here', pct: parentView.q_happy_pct },
              { label: 'My child feels safe here', pct: parentView.q_safe_pct },
              { label: 'Teaching is good', pct: parentView.q_teaching_pct },
              { label: 'My child makes good progress', pct: parentView.q_progress_pct },
              { label: 'School looks after pupils\' wellbeing', pct: parentView.q_wellbeing_pct },
              { label: 'Behaviour is well managed', pct: parentView.q_behaviour_pct },
              { label: 'School deals well with bullying', pct: parentView.q_bullying_pct },
              { label: 'Communicates well with parents', pct: parentView.q_communication_pct },
            ].filter(q => q.pct != null).map(({ label, pct }) => (
              <div key={label} className={styles.parentViewRow}>
                <span className={styles.parentViewLabel}>{label}</span>
                <div className={styles.parentViewBar}>
                  <div className={styles.parentViewFill} style={{ width: `${pct}%` }} />
                </div>
                <span className={styles.parentViewPct}>{Math.round(pct!)}%</span>
              </div>
            ))}
          </div>
        </section>
      )}

      {/* SATs Results (merged with Subject Breakdown) */}
      {latestResults && (
        <section id="sats" className={styles.card}>
          <h2 className={styles.sectionTitle}>SATs Results ({formatAcademicYear(latestResults.year)})</h2>
          <p className={styles.sectionSubtitle}>
            End-of-primary-school tests taken by Year 6 pupils. National averages shown for comparison.
          </p>

          {/* Headline numbers: RWM combined */}
          <div className={styles.metricsGrid}>
            {latestResults.rwm_expected_pct !== null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Reading, Writing & Maths combined</div>
                <div className={styles.metricValue}>{formatPercentage(latestResults.rwm_expected_pct)}</div>
                <div className={styles.metricHint}>National avg: {NATIONAL_AVG.rwm_expected}%</div>
              </div>
            )}
            {latestResults.rwm_high_pct !== null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Exceeding expected level (RWM)</div>
                <div className={styles.metricValue}>{formatPercentage(latestResults.rwm_high_pct)}</div>
                <div className={styles.metricHint}>National avg: {NATIONAL_AVG.rwm_high}%</div>
              </div>
            )}
          </div>

          {/* Per-subject detail table */}
          <div className={styles.metricGroupsGrid} style={{ marginTop: '1rem' }}>
            <div className={styles.metricGroup}>
              <h3 className={styles.metricGroupTitle}>Reading</h3>
              <div className={styles.metricTable}>
                {latestResults.reading_expected_pct !== null && (
                  <div className={styles.metricRow}>
                    <span className={styles.metricName}>Expected level</span>
                    <span className={styles.metricValue}>{formatPercentage(latestResults.reading_expected_pct)}</span>
                  </div>
                )}
                {latestResults.reading_high_pct !== null && (
                  <div className={styles.metricRow}>
                    <span className={styles.metricName}>Exceeding</span>
                    <span className={styles.metricValue}>{formatPercentage(latestResults.reading_high_pct)}</span>
                  </div>
                )}
                {latestResults.reading_progress !== null && (
                  <div className={styles.metricRow}>
                    <span className={styles.metricName}>Progress score</span>
                    <span className={`${styles.metricValue} ${progressClass(latestResults.reading_progress)}`}>
                      {formatProgress(latestResults.reading_progress)}
                    </span>
                  </div>
                )}
                {latestResults.reading_avg_score !== null && (
                  <div className={styles.metricRow}>
                    <span className={styles.metricName}>Average score</span>
                    <span className={styles.metricValue}>{latestResults.reading_avg_score.toFixed(1)}</span>
                  </div>
                )}
              </div>
            </div>

            <div className={styles.metricGroup}>
              <h3 className={styles.metricGroupTitle}>Writing</h3>
              <div className={styles.metricTable}>
                {latestResults.writing_expected_pct !== null && (
                  <div className={styles.metricRow}>
                    <span className={styles.metricName}>Expected level</span>
                    <span className={styles.metricValue}>{formatPercentage(latestResults.writing_expected_pct)}</span>
                  </div>
                )}
                {latestResults.writing_high_pct !== null && (
                  <div className={styles.metricRow}>
                    <span className={styles.metricName}>Exceeding</span>
                    <span className={styles.metricValue}>{formatPercentage(latestResults.writing_high_pct)}</span>
                  </div>
                )}
                {latestResults.writing_progress !== null && (
                  <div className={styles.metricRow}>
                    <span className={styles.metricName}>Progress score</span>
                    <span className={`${styles.metricValue} ${progressClass(latestResults.writing_progress)}`}>
                      {formatProgress(latestResults.writing_progress)}
                    </span>
                  </div>
                )}
              </div>
            </div>

            <div className={styles.metricGroup}>
              <h3 className={styles.metricGroupTitle}>Maths</h3>
              <div className={styles.metricTable}>
                {latestResults.maths_expected_pct !== null && (
                  <div className={styles.metricRow}>
                    <span className={styles.metricName}>Expected level</span>
                    <span className={styles.metricValue}>{formatPercentage(latestResults.maths_expected_pct)}</span>
                  </div>
                )}
                {latestResults.maths_high_pct !== null && (
                  <div className={styles.metricRow}>
                    <span className={styles.metricName}>Exceeding</span>
                    <span className={styles.metricValue}>{formatPercentage(latestResults.maths_high_pct)}</span>
                  </div>
                )}
                {latestResults.maths_progress !== null && (
                  <div className={styles.metricRow}>
                    <span className={styles.metricName}>Progress score</span>
                    <span className={`${styles.metricValue} ${progressClass(latestResults.maths_progress)}`}>
                      {formatProgress(latestResults.maths_progress)}
                    </span>
                  </div>
                )}
                {latestResults.maths_avg_score !== null && (
                  <div className={styles.metricRow}>
                    <span className={styles.metricName}>Average score</span>
                    <span className={styles.metricValue}>{latestResults.maths_avg_score.toFixed(1)}</span>
                  </div>
                )}
              </div>
            </div>
          </div>

          {(latestResults.reading_progress !== null || latestResults.writing_progress !== null || latestResults.maths_progress !== null) && (
            <p className={styles.progressNote}>
              Progress scores measure how much pupils improved compared to similar schools nationally. Above 0 = better than average, below 0 = below average.
            </p>
          )}
        </section>
      )}

      {/* Year 1 Phonics */}
      {hasPhonics && phonics && (
        <section id="phonics" className={styles.card}>
          <h2 className={styles.sectionTitle}>Year 1 Phonics ({formatAcademicYear(phonics.year)})</h2>
          <p className={styles.sectionSubtitle}>
            Phonics is a key early reading skill. Children are tested at the end of Year 1.
          </p>
          <div className={styles.metricsGrid}>
            <div className={styles.metricCard}>
              <div className={styles.metricLabel}>Passed the phonics check</div>
              <div className={styles.metricValue}>{formatPercentage(phonics.year1_phonics_pct)}</div>
              <div className={styles.metricHint}>National avg: ~{NATIONAL_AVG.phonics_yr1}%</div>
            </div>
            {phonics.year2_phonics_pct != null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Year 2 pupils who retook and passed</div>
                <div className={styles.metricValue}>{formatPercentage(phonics.year2_phonics_pct)}</div>
              </div>
            )}
          </div>
        </section>
      )}

      {/* School Life */}
      {hasSchoolLife && (
        <section id="school-life" className={styles.card}>
          <h2 className={styles.sectionTitle}>School Life</h2>
          <div className={styles.metricsGrid}>
            {census?.class_size_avg != null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Average class size</div>
                <div className={styles.metricValue}>{census.class_size_avg.toFixed(1)}</div>
                <div className={styles.metricHint}>National avg: ~{NATIONAL_AVG.class_size} pupils</div>
              </div>
            )}
            {absenceData?.overall_absence_rate != null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Days missed (overall absence)</div>
                <div className={styles.metricValue}>{formatPercentage(absenceData.overall_absence_rate)}</div>
                <div className={styles.metricHint}>National avg: ~{NATIONAL_AVG.overall_absence}%</div>
              </div>
            )}
            {absenceData?.persistent_absence_rate != null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Regularly missing school</div>
                <div className={styles.metricValue}>{formatPercentage(absenceData.persistent_absence_rate)}</div>
                <div className={styles.metricHint}>National avg: ~{NATIONAL_AVG.persistent_absence}%. Missing 10%+ of sessions.</div>
              </div>
            )}
          </div>
        </section>
      )}

      {/* How Hard to Get In */}
      {admissions && (
        <section id="admissions" className={styles.card}>
          <h2 className={styles.sectionTitle}>How Hard to Get Into This School ({formatAcademicYear(admissions.year)})</h2>
          <div className={styles.metricsGrid}>
            {admissions.published_admission_number != null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Year 3 places per year</div>
                <div className={styles.metricValue}>{admissions.published_admission_number}</div>
              </div>
            )}
            {admissions.total_applications != null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Applications received</div>
                <div className={styles.metricValue}>{admissions.total_applications.toLocaleString()}</div>
              </div>
            )}
            {admissions.first_preference_offers_pct != null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Families who got their first-choice</div>
                <div className={styles.metricValue}>{admissions.first_preference_offers_pct}%</div>
              </div>
            )}
          </div>
          {admissions.oversubscribed != null && (
            <div className={`${styles.admissionsBadge} ${admissions.oversubscribed ? styles.statusWarn : styles.statusGood}`}>
              {admissions.oversubscribed
                ? '⚠ More applications than places last year'
                : '✓ Places were available last year'}
            </div>
          )}
        </section>
      )}

      {/* Pupils & Inclusion */}
      {hasInclusionData && (
        <section id="inclusion" className={styles.card}>
          <h2 className={styles.sectionTitle}>Pupils &amp; Inclusion</h2>
          <div className={styles.metricsGrid}>
            {latestResults?.disadvantaged_pct != null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Eligible for pupil premium</div>
                <div className={styles.metricValue}>{formatPercentage(latestResults.disadvantaged_pct)}</div>
                <div className={styles.metricHint}>Pupils from disadvantaged backgrounds</div>
              </div>
            )}
            {latestResults?.eal_pct != null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>English as an additional language</div>
                <div className={styles.metricValue}>{formatPercentage(latestResults.eal_pct)}</div>
              </div>
            )}
            {latestResults?.sen_support_pct != null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Pupils with additional needs (SEN support)</div>
                <div className={styles.metricValue}>{formatPercentage(latestResults.sen_support_pct)}</div>
              </div>
            )}
          </div>
          {senDetail && (
            <>
              <h3 className={styles.subSectionTitle}>Types of additional needs supported</h3>
              <p className={styles.sectionSubtitle}>
                What proportion of pupils with additional needs have each type of support need.
              </p>
              <div className={styles.metricsGrid}>
                {[
                  { label: 'Speech & Language', pct: senDetail.primary_need_speech_pct },
                  { label: 'Autism (ASD)', pct: senDetail.primary_need_autism_pct },
                  { label: 'Learning Difficulties', pct: senDetail.primary_need_mld_pct },
                  { label: 'Specific Learning (e.g. Dyslexia)', pct: senDetail.primary_need_spld_pct },
                  { label: 'Social, Emotional & Mental Health', pct: senDetail.primary_need_semh_pct },
                  { label: 'Physical / Sensory', pct: senDetail.primary_need_physical_pct },
                ].filter(n => n.pct != null).map(({ label, pct }) => (
                  <div key={label} className={styles.metricCard}>
                    <div className={styles.metricLabel}>{label}</div>
                    <div className={styles.metricValue}>{pct}%</div>
                  </div>
                ))}
              </div>
            </>
          )}
        </section>
      )}

      {/* Location */}
      {hasLocation && (
        <section id="location" className={styles.card}>
          <h2 className={styles.sectionTitle}>Location</h2>
          <div className={styles.mapContainer}>
            <SchoolMap
              schools={[schoolInfo]}
              center={[schoolInfo.latitude!, schoolInfo.longitude!]}
              zoom={15}
            />
          </div>
        </section>
      )}

      {/* Local Area Context */}
      {hasDeprivation && deprivation && (
        <section id="local-area" className={styles.card}>
          <h2 className={styles.sectionTitle}>Local Area Context</h2>
          <div className={styles.deprivationDots}>
            {Array.from({ length: 10 }, (_, i) => (
              <div
                key={i}
                className={`${styles.deprivationDot} ${i < deprivation.idaci_decile! ? styles.deprivationDotFilled : ''}`}
                title={`Decile ${i + 1}`}
              />
            ))}
          </div>
          <div className={styles.deprivationScaleLabel}>
            <span>Most deprived</span>
            <span>Least deprived</span>
          </div>
          <p className={styles.deprivationDesc}>{deprivationDesc(deprivation.idaci_decile!)}</p>
        </section>
      )}

      {/* Finances */}
      {hasFinance && finance && (
        <section id="finances" className={styles.card}>
          <h2 className={styles.sectionTitle}>School Finances ({formatAcademicYear(finance.year)})</h2>
          <p className={styles.sectionSubtitle}>
            Per-pupil spending shows how much the school has to spend on each child&apos;s education.
          </p>
          <div className={styles.metricsGrid}>
            <div className={styles.metricCard}>
              <div className={styles.metricLabel}>Total spend per pupil per year</div>
              <div className={styles.metricValue}>£{Math.round(finance.per_pupil_spend!).toLocaleString()}</div>
              <div className={styles.metricHint}>National avg: ~£{NATIONAL_AVG.per_pupil_spend.toLocaleString()}</div>
            </div>
            {finance.teacher_cost_pct != null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Share of budget spent on teachers</div>
                <div className={styles.metricValue}>{finance.teacher_cost_pct.toFixed(1)}%</div>
              </div>
            )}
            {finance.staff_cost_pct != null && (
              <div className={styles.metricCard}>
                <div className={styles.metricLabel}>Share of budget spent on all staff</div>
                <div className={styles.metricValue}>{finance.staff_cost_pct.toFixed(1)}%</div>
              </div>
            )}
          </div>
        </section>
      )}

      {/* Results Over Time (merged: chart + historical table) */}
      {yearlyData.length > 0 && (
        <section id="history" className={styles.card}>
          <h2 className={styles.sectionTitle}>Results Over Time</h2>
          <div className={styles.chartContainer}>
            <PerformanceChart
              data={yearlyData}
              schoolName={schoolInfo.school_name}
            />
          </div>
          {yearlyData.length > 1 && (
            <>
              <p className={styles.historicalSubtitle}>Detailed year-by-year figures</p>
              <div className={styles.tableWrapper}>
                <table className={styles.dataTable}>
                  <thead>
                    <tr>
                      <th>Year</th>
                      <th>Reading, Writing & Maths (expected %)</th>
                      <th>Exceeding expected (%)</th>
                      <th>Reading Progress</th>
                      <th>Writing Progress</th>
                      <th>Maths Progress</th>
                    </tr>
                  </thead>
                  <tbody>
                    {yearlyData.map((result) => (
                      <tr key={result.year}>
                        <td className={styles.yearCell}>{formatAcademicYear(result.year)}</td>
                        <td>{result.rwm_expected_pct !== null ? formatPercentage(result.rwm_expected_pct) : '-'}</td>
                        <td>{result.rwm_high_pct !== null ? formatPercentage(result.rwm_high_pct) : '-'}</td>
                        <td>{result.reading_progress !== null ? formatProgress(result.reading_progress) : '-'}</td>
                        <td>{result.writing_progress !== null ? formatProgress(result.writing_progress) : '-'}</td>
                        <td>{result.maths_progress !== null ? formatProgress(result.maths_progress) : '-'}</td>
                      </tr>
                    ))}
                  </tbody>
                </table>
              </div>
            </>
          )}
        </section>
      )}
    </div>
  );
}
