/* EduRecruit.com.pk - Enhanced Accessible Stylesheet (WCAG AA+ & Print-Ready) */
:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --surface-alt: #f1f5f9;
  --text: #0f172a;
  --text-muted: #475569;
  --primary: #0f5338;
  --primary-dark: #093825;
  --primary-light: #e6f4ed;
  --accent: #b45309;
  --accent-light: #fef3c7;
  --border: #cbd5e1;
  --radius: 10px;
  --shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
  --max-w: 1140px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

a:hover, a:focus {
  color: var(--primary-dark);
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 16px;
  background: var(--primary);
  color: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  z-index: 1000;
  text-decoration: none;
}

.skip-link:focus {
  top: 12px;
}

/* Header & Navigation */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 9px;
  background: var(--primary);
  color: #ffffff;
  font-weight: 800;
  font-size: 1.15rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  letter-spacing: -0.5px;
}

.brand-text strong {
  display: block;
  font-size: 1.15rem;
  line-height: 1.2;
  color: var(--primary-dark);
}

.brand-text span {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.main-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  align-items: center;
}

.main-nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 6px 10px;
  border-radius: 6px;
  transition: background 0.15s ease;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  background: var(--primary-light);
  color: var(--primary-dark);
}

/* Layout Containers */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}

.hero {
  background: linear-gradient(135deg, #093825 0%, #0f5338 100%);
  color: #ffffff;
  padding: 56px 0 48px;
  border-bottom: 4px solid var(--accent);
}

.hero .badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 14px;
}

.hero h1 {
  font-size: clamp(1.85rem, 3.5vw, 2.55rem);
  line-height: 1.22;
  margin-bottom: 16px;
  max-width: 840px;
}

.hero p {
  font-size: 1.06rem;
  color: #e2e8f0;
  max-width: 780px;
  margin-bottom: 24px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-block;
  padding: 11px 20px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.94rem;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.1s ease, background 0.15s ease;
}

.btn-primary {
  background: #ffffff;
  color: var(--primary-dark);
}

.btn-primary:hover {
  background: var(--primary-light);
}

.btn-outline {
  background: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.65);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

.btn-green {
  background: var(--primary);
  color: #ffffff;
}

.btn-green:hover {
  background: var(--primary-dark);
  color: #ffffff;
}

/* Sections & Cards */
.section {
  padding: 48px 0;
}

.section-alt {
  background: var(--surface-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-header {
  margin-bottom: 28px;
}

.section-header h2 {
  font-size: 1.65rem;
  color: var(--text);
  margin-bottom: 8px;
}

.section-header p {
  color: var(--text-muted);
  max-width: 760px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--primary-dark);
}

.card p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.card-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 0.76rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
  width: fit-content;
}

/* Article Layout */
.article-wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 40px 20px 64px;
}

.article-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(22px, 4vw, 42px);
  box-shadow: var(--shadow);
}

.breadcrumb {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.breadcrumb a {
  color: var(--primary);
}

.article-box h1 {
  font-size: clamp(1.65rem, 3vw, 2.2rem);
  line-height: 1.25;
  color: var(--text);
  margin-bottom: 14px;
}

.author-byline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  padding: 12px 16px;
  background: var(--surface-alt);
  border-left: 4px solid var(--primary);
  border-radius: 6px;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.author-byline strong {
  color: var(--text);
}

.article-box h2 {
  font-size: 1.4rem;
  color: var(--primary-dark);
  margin: 32px 0 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.article-box h3 {
  font-size: 1.15rem;
  color: var(--text);
  margin: 22px 0 8px;
}

.article-box p {
  margin-bottom: 16px;
}

.article-box ul,
.article-box ol {
  margin: 0 0 18px 24px;
}

.article-box li {
  margin-bottom: 8px;
}

.callout {
  background: var(--primary-light);
  border-left: 4px solid var(--primary);
  padding: 16px 20px;
  border-radius: 6px;
  margin: 20px 0;
}

.callout-warn {
  background: var(--accent-light);
  border-left: 4px solid var(--accent);
  padding: 16px 20px;
  border-radius: 6px;
  margin: 20px 0;
}

/* SVG Diagram Container */
.diagram-box {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
  margin: 22px 0;
  overflow-x: auto;
  text-align: center;
}

.diagram-caption {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* Tables */
.table-wrap {
  overflow-x: auto;
  margin: 20px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.94rem;
}

th, td {
  border: 1px solid var(--border);
  padding: 11px 14px;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--primary);
  color: #ffffff;
  font-weight: 700;
}

tr:nth-child(even) td {
  background: var(--surface-alt);
}

/* Interactive Calculator Widget */
.calc-panel {
  background: var(--surface);
  border: 2px solid var(--primary);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
  margin-bottom: 28px;
}

.calc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 6px;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.95rem;
  background: #fff;
  color: var(--text);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: 2px solid var(--primary);
  border-color: var(--primary);
}

.calc-result {
  background: var(--primary-light);
  border: 1px solid var(--primary);
  border-radius: 8px;
  padding: 18px 20px;
  margin-top: 18px;
}

.calc-result .score-big {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary-dark);
}

/* Printable Lesson Plan Sheet */
.lesson-sheet {
  background: #ffffff;
  border: 2px solid #0f172a;
  border-radius: 8px;
  padding: 28px;
  margin-top: 24px;
}

.lesson-sheet-header {
  border-bottom: 2px solid #0f172a;
  padding-bottom: 12px;
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* Checklist Interactive */
.check-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-bottom: 8px;
  background: var(--surface);
}

.check-item input[type="checkbox"] {
  margin-top: 5px;
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

/* FAQ Accordion */
details.faq-item {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 18px;
  margin-bottom: 12px;
  background: var(--surface);
}

details.faq-item summary {
  font-weight: 700;
  cursor: pointer;
  color: var(--primary-dark);
}

details.faq-item p {
  margin-top: 10px;
  margin-bottom: 0;
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  background: #0f172a;
  color: #cbd5e1;
  padding: 48px 0 32px;
  margin-top: 48px;
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 28px;
  margin-bottom: 32px;
}

.site-footer h3 {
  color: #ffffff;
  font-size: 1.05rem;
  margin-bottom: 12px;
}

.site-footer ul {
  list-style: none;
}

.site-footer li {
  margin-bottom: 8px;
}

.site-footer a {
  color: #93c5fd;
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.84rem;
  color: #94a3b8;
}

@media (max-width: 640px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media print {
  .site-header, .site-footer, .no-print {
    display: none !important;
  }
  body {
    background: #fff;
  }
  .article-box, .lesson-sheet {
    border: none;
    box-shadow: none;
    padding: 0;
  }
}