/* =========================================================
   Noor e Fatima Online Quran Academy — Stylesheet
   Palette: Teal Green (primary), Sage Green (secondary),
            Gold (accent), Cream (background)
   ========================================================= */

:root {
  --color-teal-dark: #0d3b36;
  --color-teal: #145c52;
  --color-sage: #7fa398;
  --color-sage-light: #cfe0d8;
  --color-gold: #b8924a;
  --color-gold-light: #dcbd82;
  --color-cream: #faf6ee;
  --color-cream-dark: #f1e9d8;
  --color-ink: #1c2521;
  --color-white: #ffffff;

  --font-heading: 'Playfair Display', 'Georgia', serif;
  --font-accent: 'Cormorant Garamond', serif;
  --font-body: 'Poppins', 'Segoe UI', sans-serif;

  --container-width: 1200px;
  --radius-md: 12px;
  --radius-lg: 24px;
  --shadow-soft: 0 10px 30px rgba(13, 59, 54, 0.08);
  --shadow-strong: 0 20px 45px rgba(13, 59, 54, 0.16);
  --transition: 0.3s ease;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-cream);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-teal-dark); margin: 0 0 0.5em; line-height: 1.2; }
p { margin: 0 0 1em; }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-teal-dark);
  color: var(--color-white);
  padding: 12px 20px;
  z-index: 1000;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

section { padding: 88px 0; }

.eyebrow {
  font-family: var(--font-accent);
  font-style: italic;
  color: var(--color-gold);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.95rem;
  margin-bottom: 0.6em;
}

.section-heading { max-width: 720px; margin: 0 auto 56px; text-align: center; }
.section-heading h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); }
.section-lead { color: #4b5a55; font-size: 1.05rem; }

.text-gold { color: var(--color-gold); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
  color: var(--color-teal-dark);
  box-shadow: var(--shadow-soft);
}
.btn-primary:hover, .btn-primary:focus-visible { transform: translateY(-2px); box-shadow: var(--shadow-strong); }
.btn-outline {
  border-color: var(--color-teal);
  color: var(--color-teal);
  background: transparent;
}
.btn-outline:hover, .btn-outline:focus-visible { background: var(--color-teal); color: var(--color-white); }
.btn-sm { padding: 10px 20px; font-size: 0.85rem; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(250, 246, 238, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-cream-dark);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
  gap: 16px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { border-radius: 50%; box-shadow: var(--shadow-soft); }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-family: var(--font-heading); font-weight: 700; color: var(--color-teal-dark); font-size: 1.15rem; }
.brand-sub { font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-gold); white-space: nowrap; }
.brand-name { white-space: nowrap; }

.main-nav ul { display: flex; gap: 32px; }
.main-nav a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-teal-dark);
  position: relative;
  padding: 6px 0;
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--color-gold);
  transition: width var(--transition);
}
.main-nav a:hover::after, .main-nav a:focus-visible::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 16px; }

.nav-toggle {
  display: none;
  position: relative;
  z-index: 2;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--color-teal-dark); border-radius: 2px; transition: var(--transition); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding-top: 72px;
  background: radial-gradient(circle at 80% 20%, var(--color-sage-light) 0%, transparent 55%), var(--color-cream);
}
.hero-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-radial-gradient(circle at 15% 85%, rgba(184, 146, 74, 0.12) 0, rgba(184, 146, 74, 0.12) 2px, transparent 2px, transparent 60px),
    repeating-radial-gradient(circle at 90% 10%, rgba(20, 92, 82, 0.08) 0, rgba(20, 92, 82, 0.08) 2px, transparent 2px, transparent 70px);
  pointer-events: none;
  animation: pattern-drift 36s ease-in-out infinite alternate;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 48px;
  position: relative;
}
.hero-content > * { animation: hero-arrive 750ms both; }
.hero-content > :nth-child(1) { animation-delay: 80ms; }
.hero-content > :nth-child(2) { animation-delay: 180ms; }
.hero-content > :nth-child(3) { animation-delay: 280ms; }
.hero-content > :nth-child(4) { animation-delay: 380ms; }
.hero-content > :nth-child(5) { animation-delay: 480ms; }
.hero-content h1 { font-size: clamp(2.2rem, 4.5vw, 3.4rem); }
.hero-lead { font-size: 1.1rem; color: #3f4d48; max-width: 560px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 16px; margin: 28px 0; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 20px 28px; font-size: 0.9rem; color: var(--color-teal); font-weight: 500; }
.hero-trust span { color: var(--color-gold); font-weight: 700; margin-right: 4px; }

.hero-media { display: flex; justify-content: center; }
.hero-frame {
  position: relative;
  width: min(100%, 480px);
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-strong);
  border: 6px solid var(--color-white);
  background: var(--color-cream-dark);
  animation: frame-arrive 900ms 160ms both;
}
.hero-slides, .hero-slide { position: absolute; inset: 0; }
.hero-slide {
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 700ms ease, visibility 700ms ease;
}
.hero-slide.is-active { opacity: 1; visibility: visible; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; transform: scale(1); transition: transform 5.8s ease; }
.hero-slide.is-active img { transform: scale(1.045); }
.slider-controls {
  position: absolute;
  inset: auto 14px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  z-index: 2;
}
.slider-arrow, .slider-dot {
  display: grid;
  place-items: center;
  border: 1px solid rgba(13, 59, 54, 0.24);
  background: rgba(250, 246, 238, 0.94);
  color: var(--color-teal-dark);
  box-shadow: 0 3px 12px rgba(13, 59, 54, 0.14);
}
.slider-arrow { width: 42px; height: 42px; border-radius: 50%; font-size: 1.15rem; }
.slider-dots { display: flex; align-items: center; gap: 8px; }
.slider-dot { width: 12px; height: 12px; padding: 0; border-radius: 50%; }
.slider-dot.is-active { background: var(--color-gold); border-color: var(--color-gold); transform: scale(1.15); }
.slider-arrow:hover, .slider-dot:hover { background: var(--color-gold-light); }
.slider-arrow:focus-visible, .slider-dot:focus-visible { outline: 3px solid var(--color-gold); outline-offset: 3px; }
.hero-slider:focus-visible { outline: 3px solid var(--color-gold); outline-offset: 5px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- Pillars ---------- */
.pillars { padding: 56px 0; background: var(--color-teal-dark); }
.pillars .section-heading { margin-bottom: 32px; }
.pillars .section-heading h2 { color: var(--color-cream); }
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.pillar-card {
  text-align: center;
  color: var(--color-cream);
  padding: 24px 16px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.04);
  transition: transform var(--transition), background var(--transition);
}
.pillar-card:hover { transform: translateY(-6px); background: rgba(255,255,255,0.08); }
.pillar-icon { font-size: 2.2rem; margin-bottom: 8px; }
.pillar-card h3 { color: var(--color-gold-light); font-size: 1.2rem; }
.pillar-card p { color: rgba(250,246,238,0.85); font-size: 0.92rem; margin: 0; }

/* ---------- Courses ---------- */
.course-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.course-card {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--color-cream-dark);
  transition: transform var(--transition), box-shadow var(--transition);
}
.course-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-strong); }
.course-card.featured { border-color: var(--color-gold); background: linear-gradient(180deg, #fffdf8, var(--color-white)); }
.course-card .badge {
  position: absolute;
  top: -12px; right: 20px;
  background: var(--color-gold);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 20px;
}
.course-card h3 { font-size: 1.3rem; }
.course-card p { color: #4b5a55; font-size: 0.95rem; }
.course-details { margin: 20px 0; border-top: 1px solid var(--color-cream-dark); border-bottom: 1px solid var(--color-cream-dark); }
.course-details summary { cursor: pointer; padding: 14px 0; color: var(--color-teal); font-weight: 600; }
.course-details summary::marker { color: var(--color-gold); }
.course-details-content { padding: 0 0 14px; }
.course-details-content h4 { margin: 14px 0 6px; color: var(--color-teal-dark); font-size: 0.95rem; }
.course-details-content p { margin: 0 0 10px; font-size: 0.88rem; }
.course-details-content ul { margin: 0; padding-left: 20px; color: #4b5a55; font-size: 0.88rem; }
.course-details-content li + li { margin-top: 6px; }
.course-link { font-weight: 600; color: var(--color-teal); border-bottom: 2px solid transparent; }
.course-link:hover { border-color: var(--color-gold); color: var(--color-gold); }
.course-meta { color: #4b5a55; }
.step-number { display: block; color: var(--color-gold); font-family: var(--font-heading); font-weight: 700; font-size: 1.6rem; margin-bottom: 12px; }
.steps-grid { margin-bottom: 36px; }
.class-types { border-top: 1px solid rgba(13, 59, 54, 0.15); padding-top: 28px; text-align: center; }
.class-types h3 { font-size: 1.35rem; }
.class-types .hero-trust { justify-content: center; }

/* ---------- Why Us ---------- */
.why-us { background: var(--color-cream-dark); }
.why-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 56px; align-items: center; }
.why-media {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-teal-dark);
  box-shadow: var(--shadow-strong);
}
.why-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(7, 38, 35, 0.88) 100%);
}
.why-media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}
.why-media-caption {
  position: absolute;
  z-index: 1;
  right: 28px;
  bottom: 24px;
  left: 28px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--color-cream);
}
.why-media-caption strong { font-family: var(--font-heading); font-size: 1.45rem; }
.why-media-caption span { color: var(--color-gold-light); font-size: 0.9rem; }
.feature-list { display: flex; flex-direction: column; gap: 24px; margin-top: 20px; }
.feature-list h3 { font-size: 1.1rem; margin-bottom: 4px; }
.feature-list p { color: #4b5a55; font-size: 0.95rem; margin: 0; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 56px; align-items: center; }
.about-content p { color: #3f4d48; }
.about-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 32px; }
.stat { text-align: center; padding: 18px 8px; background: var(--color-white); border-radius: var(--radius-md); box-shadow: var(--shadow-soft); }
.stat-number { display: block; font-family: var(--font-heading); font-size: 1.6rem; color: var(--color-teal-dark); font-weight: 700; }
.stat-label { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-gold); }

.about-quote {
  background: linear-gradient(135deg, var(--color-teal-dark), var(--color-teal));
  color: var(--color-cream);
  padding: 44px 32px;
  border-radius: var(--radius-lg);
  font-family: var(--font-accent);
  font-size: 1.4rem;
  font-style: italic;
  box-shadow: var(--shadow-strong);
  margin: 0;
}
.about-quote cite { display: block; margin-top: 16px; font-style: normal; font-size: 0.9rem; color: var(--color-gold-light); }

/* ---------- Testimonials ---------- */
.testimonials { background: var(--color-teal-dark); }
.testimonials .eyebrow { color: var(--color-gold-light); }
.testimonials .section-heading h2 { color: var(--color-cream); }
.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testimonial-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 28px;
  color: var(--color-cream);
  margin: 0;
}
.testimonial-card p { font-style: italic; font-family: var(--font-accent); font-size: 1.1rem; }
.testimonial-name { display: block; font-weight: 600; color: var(--color-gold-light); }
.testimonial-role { font-size: 0.8rem; color: rgba(250,246,238,0.7); }

/* ---------- FAQ ---------- */
.faq-inner { max-width: 820px; }
.accordion-item { border-bottom: 1px solid var(--color-cream-dark); }
.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: none;
  border: none;
  padding: 20px 4px;
  font-size: 1.05rem;
  font-weight: 600;
  font-family: var(--font-heading);
  color: var(--color-teal-dark);
  text-align: left;
}
.accordion-icon { font-size: 1.4rem; color: var(--color-gold); transition: transform var(--transition); }
.accordion-trigger[aria-expanded="true"] .accordion-icon { transform: rotate(45deg); }
.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition);
}
.accordion-panel p { color: #4b5a55; padding: 0 4px 20px; }

/* ---------- Contact ---------- */
.contact { background: var(--color-cream-dark); }
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: flex-start; }
.contact-grid > * { min-width: 0; }
.careers-content { text-align: center; max-width: 760px; }
.careers-content > p:not(.eyebrow) { color: #4b5a55; margin: 0 auto 24px; max-width: 640px; }
.contact-details { margin: 28px 0; display: flex; flex-direction: column; gap: 14px; }
.contact-details strong { display: block; font-size: 0.8rem; text-transform: uppercase; color: var(--color-gold); letter-spacing: 0.04em; }
.contact-details a, .contact-details span { font-size: 1rem; color: var(--color-teal-dark); }
.social-links { display: flex; gap: 16px; }
.social-links a {
  padding: 8px 16px;
  border: 1px solid var(--color-teal);
  border-radius: 20px;
  font-size: 0.85rem;
  color: var(--color-teal);
  transition: var(--transition);
}
.social-links a:hover { background: var(--color-teal); color: var(--color-white); }

.contact-form {
  background: var(--color-white);
  padding: 36px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-strong);
}
.contact-form h3 { margin-bottom: 20px; }
.form-row { margin-bottom: 18px; display: flex; flex-direction: column; gap: 6px; }
.form-row-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-row-2col > div { display: flex; flex-direction: column; gap: 6px; }
label { font-size: 0.85rem; font-weight: 600; color: var(--color-teal-dark); }
label span { color: var(--color-gold); margin-left: 2px; }
input, select, textarea {
  width: 100%;
  min-width: 0;
  padding: 12px 14px;
  border: 1px solid var(--color-cream-dark);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--color-cream);
  color: var(--color-ink);
  transition: border-color var(--transition), box-shadow var(--transition);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(184, 146, 74, 0.2);
}
.form-status { margin-top: 14px; font-size: 0.9rem; font-weight: 600; min-height: 1.2em; }
.form-status.success { color: var(--color-teal); }
.form-status.error { color: #b23b3b; }
.form-status a { display: inline-block; margin-left: 8px; color: var(--color-teal); text-decoration: underline; }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-teal-dark); color: rgba(250,246,238,0.85); padding-top: 64px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand img { border-radius: 50%; }
.footer-brand-name { font-family: var(--font-heading); color: var(--color-cream); font-weight: 700; margin: 0; }
.footer-brand-sub { font-size: 0.75rem; color: var(--color-gold-light); margin: 0; text-transform: uppercase; letter-spacing: 0.08em; }
.site-footer h4 { color: var(--color-gold-light); font-size: 1rem; margin-bottom: 16px; }
.site-footer ul { display: flex; flex-direction: column; gap: 10px; }
.site-footer a:hover { color: var(--color-gold-light); }
.footer-contact .social-links a { border-color: rgba(255,255,255,0.3); color: var(--color-cream); }
.footer-contact .social-links a:hover { background: var(--color-gold); border-color: var(--color-gold); color: var(--color-teal-dark); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 20px 24px 28px;
  max-width: var(--container-width);
  margin: 0 auto;
  font-size: 0.85rem;
}
.footer-tagline { font-family: var(--font-accent); font-style: italic; color: var(--color-gold-light); }

/* ---------- Scroll reveal animation ---------- */
.will-animate { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.will-animate.in-view { opacity: 1; transform: translateY(0); }
.course-card.will-animate:nth-child(3n + 2), .pillar-card.will-animate:nth-child(4n + 2) { transition-delay: 90ms; }
.course-card.will-animate:nth-child(3n + 3), .pillar-card.will-animate:nth-child(4n + 3) { transition-delay: 180ms; }
.course-card.will-animate:nth-child(4n), .pillar-card.will-animate:nth-child(4n) { transition-delay: 270ms; }

@keyframes hero-arrive {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes frame-arrive {
  from { opacity: 0; transform: translateY(20px) scale(0.975); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes pattern-drift {
  from { background-position: 0 0, 0 0; }
  to { background-position: 24px -18px, -20px 16px; }
}

.site-header.scrolled { box-shadow: var(--shadow-soft); }

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 96px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-gold);
  color: var(--color-teal-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: var(--shadow-strong);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 400;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }

/* ---------- WhatsApp floating button ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25d366;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-strong);
  z-index: 400;
  animation: whatsapp-pulse 2.4s infinite;
  transition: transform var(--transition);
}
.whatsapp-float:hover, .whatsapp-float:focus-visible { transform: scale(1.08); }

@keyframes whatsapp-pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.45), var(--shadow-strong); }
  70% { box-shadow: 0 0 0 14px rgba(37, 211, 102, 0), var(--shadow-strong); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0), var(--shadow-strong); }
}

@media (max-width: 640px) {
  .whatsapp-float { width: 52px; height: 52px; bottom: 18px; right: 18px; }
  .back-to-top { width: 42px; height: 42px; bottom: 18px; right: 80px; }
}

/* =========================================================
   Responsive Breakpoints
   ========================================================= */

/* Tablet */
@media (max-width: 1024px) {
  .course-grid, .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .why-grid, .contact-grid { grid-template-columns: 1fr; }
  .about-media, .why-media { order: -1; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile nav + layout */
@media (max-width: 860px) {
  .main-nav {
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: min(320px, 80vw);
    background: var(--color-cream);
    box-shadow: var(--shadow-strong);
    transform: translateX(100%);
    transition: transform var(--transition);
    padding: 100px 32px 32px;
  }
  .main-nav.open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; gap: 24px; }
  .nav-toggle { display: flex; }
  .header-actions .btn-sm { display: none; }

  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-content { order: 1; }
  .hero-media { order: 0; }
  .hero-ctas, .hero-trust { justify-content: center; }
  .hero-lead { margin-inline: auto; }

  .pillars-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  section { padding: 64px 0; }
  .course-grid, .testimonial-grid, .pillars-grid, .about-stats { grid-template-columns: 1fr; }
  .form-row-2col { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .brand-sub { display: none; }
}