/* ═══════════════════════════════════════════════════
   Islamabad Quran Academy — style.css
   Aesthetic: Refined Islamic Green & Gold on Ivory
   ═══════════════════════════════════════════════════ */

/* ── CSS Variables ── */
:root {
  --green-deep:  #1a4731;
  --green-mid:   #2d6a4f;
  --green-light: #40916c;
  --gold:        #c9a84c;
  --gold-light:  #e5c76b;
  --ivory:       #faf8f3;
  --ivory-dark:  #f0ede4;
  --text-dark:   #1a1a1a;
  --text-mid:    #3d3d3d;
  --text-soft:   #666;
  --white:       #ffffff;
  --shadow-sm:   0 2px 8px rgba(0,0,0,.08);
  --shadow-md:   0 6px 24px rgba(0,0,0,.12);
  --shadow-lg:   0 12px 48px rgba(0,0,0,.16);
  --radius:      12px;
  --radius-lg:   20px;
  --transition:  .25s ease;
  --font-serif:  'Playfair Display', Georgia, serif;
  --font-sans:   'Source Sans 3', system-ui, sans-serif;
  --font-arabic: 'Noto Nastaliq Urdu', serif;
  --max-w:       1180px;
  --nav-h:       72px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  background: var(--ivory);
  color: var(--text-dark);
  line-height: 1.65;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
address { font-style: normal; }

/* ── Skip Link ── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--green-deep);
  color: var(--white);
  padding: .5rem 1rem;
  border-radius: var(--radius);
  z-index: 9999;
  font-weight: 600;
  transition: top .2s;
}
.skip-link:focus { top: 1rem; }

/* ── Container ── */
.container {
  width: 90%;
  max-width: var(--max-w);
  margin-inline: auto;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .7rem 1.5rem;
  border-radius: 8px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .01em;
  transition: all var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: var(--gold);
  color: var(--green-deep);
  border: 2px solid var(--gold);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--gold-light);
  border-color: var(--gold-light);
  box-shadow: 0 4px 16px rgba(201,168,76,.4);
  transform: translateY(-1px);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,.7);
}
.btn-outline:hover, .btn-outline:focus-visible {
  background: rgba(255,255,255,.15);
  border-color: var(--white);
}
.btn-lg { padding: .9rem 2rem; font-size: 1.05rem; }
.btn-sm { padding: .45rem 1rem; font-size: .875rem; }
.btn-block { width: 100%; justify-content: center; }

/* Focus visible global */
:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ═══════════════════════════════════════
   HEADER
═══════════════════════════════════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--green-deep);
  height: var(--nav-h);
  box-shadow: 0 2px 20px rgba(0,0,0,.25);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: .65rem;
  color: var(--white);
  font-family: var(--font-serif);
  font-size: .9rem;
  line-height: 1.2;
  flex-shrink: 0;
}
.logo strong { font-size: 1rem; }
.logo-icon {
  font-size: 1.8rem;
  color: var(--gold);
  line-height: 1;
}
.main-nav ul {
  display: flex;
  gap: .25rem;
}
.main-nav a {
  color: rgba(255,255,255,.85);
  padding: .45rem .8rem;
  border-radius: 6px;
  font-size: .9rem;
  font-weight: 500;
  transition: all var(--transition);
}
.main-nav a:hover, .main-nav a:focus-visible {
  color: var(--gold);
  background: rgba(255,255,255,.08);
}
.nav-cta { flex-shrink: 0; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: 6px;
  transition: background var(--transition);
}
.hamburger:hover { background: rgba(255,255,255,.1); }
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: var(--green-deep);
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
  z-index: 999;
}
.mobile-menu.open { display: block; }
.mobile-menu ul { display: flex; flex-direction: column; gap: .5rem; }
.mobile-menu a {
  display: block;
  padding: .75rem 1rem;
  color: rgba(255,255,255,.9);
  border-radius: 8px;
  font-size: 1rem;
  transition: all var(--transition);
}
.mobile-menu a:hover { background: rgba(255,255,255,.1); color: var(--gold); }
.mobile-menu .btn { margin-top: .5rem; text-align: center; }

/* ═══════════════════════════════════════
   HERO
═══════════════════════════════════════ */
.hero {
  position: relative;
  background: var(--green-deep);
  padding: 6rem 0 5rem;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.geometric-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(60deg, transparent, transparent 40px, rgba(255,255,255,.02) 40px, rgba(255,255,255,.02) 41px),
    repeating-linear-gradient(-60deg, transparent, transparent 40px, rgba(255,255,255,.02) 40px, rgba(255,255,255,.02) 41px);
}
.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.glow-1 {
  width: 500px; height: 500px;
  top: -150px; right: -100px;
  background: radial-gradient(circle, rgba(201,168,76,.18) 0%, transparent 70%);
}
.glow-2 {
  width: 400px; height: 400px;
  bottom: -100px; left: -80px;
  background: radial-gradient(circle, rgba(64,145,108,.3) 0%, transparent 70%);
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 780px;
  animation: fadeUp .8s ease both;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(201,168,76,.2);
  border: 1px solid rgba(201,168,76,.4);
  color: var(--gold-light);
  padding: .4rem 1rem;
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 1.25rem;
  letter-spacing: -.02em;
}
.hero h1 em {
  font-style: normal;
  color: var(--gold);
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,.8);
  margin-bottom: 1.75rem;
  line-height: 1.6;
}
.hero-arabic {
  font-family: var(--font-arabic);
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  color: var(--gold-light);
  direction: rtl;
  margin-bottom: 2rem;
  opacity: .9;
  letter-spacing: .02em;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: 2rem;
}
.stat {
  text-align: center;
  padding: 0 2rem;
}
.stat:first-child { padding-left: 0; }
.stat-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}
.stat p { font-size: .82rem; color: rgba(255,255,255,.65); margin-top: .25rem; }
.stat-sep {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,.15);
}

/* ── Trust Bar ── */
.trust-bar {
  background: var(--green-mid);
  padding: 1.1rem 0;
  border-bottom: 3px solid var(--gold);
}
.trust-inner {
  display: flex;
  gap: 0;
  justify-content: space-between;
  flex-wrap: wrap;
  row-gap: .75rem;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: var(--white);
  font-size: .88rem;
  font-weight: 600;
  padding: 0 1rem;
}

/* ═══════════════════════════════════════
   SECTIONS
═══════════════════════════════════════ */
.section { padding: 5rem 0; }
.section-alt { background: var(--ivory-dark); }
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3.5rem;
}
.section-tag {
  display: inline-block;
  background: rgba(45,106,79,.12);
  color: var(--green-mid);
  border: 1px solid rgba(45,106,79,.25);
  padding: .3rem .9rem;
  border-radius: 999px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: .85rem;
}
.section-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  color: var(--green-deep);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}
.section-header p {
  color: var(--text-soft);
  font-size: 1.05rem;
}

/* ═══════════════════════════════════════
   COURSES
═══════════════════════════════════════ */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 1.5rem;
}
.course-card {
  position: relative;
  background: var(--white);
  border: 1px solid rgba(0,0,0,.07);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.course-card:hover, .course-card:focus-within {
  border-color: var(--green-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.course-card.featured {
  border-color: var(--gold);
  background: linear-gradient(135deg, #fffdf5 0%, #fff 100%);
  box-shadow: 0 4px 20px rgba(201,168,76,.15);
}
.course-badge {
  position: absolute;
  top: -12px;
  right: 1.5rem;
  background: var(--gold);
  color: var(--green-deep);
  padding: .25rem .85rem;
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.course-icon {
  font-size: 2.4rem;
  line-height: 1;
}
.course-card h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--green-deep);
  font-weight: 700;
}
.course-card > p {
  color: var(--text-mid);
  font-size: .95rem;
  flex: 1;
}
.course-features {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  margin-top: .25rem;
}
.course-features li {
  font-size: .88rem;
  color: var(--text-mid);
  padding-left: 1.2rem;
  position: relative;
}
.course-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green-light);
  font-weight: 700;
}

/* ═══════════════════════════════════════
   WHY US
═══════════════════════════════════════ */
.why-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
}
.why-content .section-tag { text-align: left; }
.why-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  color: var(--green-deep);
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
}
.why-content > p {
  color: var(--text-mid);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}
.why-list { display: flex; flex-direction: column; gap: 1.5rem; }
.why-item {
  display: flex;
  gap: 1.1rem;
  align-items: flex-start;
}
.why-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
  margin-top: .1rem;
}
.why-item h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--green-deep);
  font-weight: 600;
  margin-bottom: .25rem;
}
.why-item p { color: var(--text-soft); font-size: .95rem; }

/* Visual card */
.visual-card {
  width: 300px;
  height: 360px;
  background: var(--green-deep);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-lg);
  flex-shrink: 0;
}
.visual-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(45deg, transparent, transparent 20px, rgba(201,168,76,.07) 20px, rgba(201,168,76,.07) 21px),
    repeating-linear-gradient(-45deg, transparent, transparent 20px, rgba(201,168,76,.07) 20px, rgba(201,168,76,.07) 21px);
}
.visual-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 2rem;
  text-align: center;
}
.arabic-big {
  font-family: var(--font-arabic);
  font-size: 4.5rem;
  color: var(--gold);
  line-height: 1.3;
  direction: rtl;
  margin-bottom: .75rem;
}
.visual-content p {
  color: rgba(255,255,255,.7);
  font-size: .9rem;
  margin-bottom: 1.5rem;
}
.visual-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  justify-content: center;
}
.visual-tags span {
  background: rgba(201,168,76,.2);
  border: 1px solid rgba(201,168,76,.35);
  color: var(--gold-light);
  padding: .25rem .65rem;
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 600;
}

/* ═══════════════════════════════════════
   TESTIMONIALS
═══════════════════════════════════════ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}
.testimonial-card {
  background: var(--white);
  border: 1px solid rgba(0,0,0,.07);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: all var(--transition);
}
.testimonial-card::before {
  content: '"';
  position: absolute;
  top: .5rem;
  left: 1.5rem;
  font-family: var(--font-serif);
  font-size: 5rem;
  color: var(--green-light);
  opacity: .15;
  line-height: 1;
}
.testimonial-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.stars {
  color: var(--gold);
  font-size: 1.1rem;
  letter-spacing: .1em;
  margin-bottom: 1rem;
}
.testimonial-card p {
  color: var(--text-mid);
  font-size: .98rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}
.testimonial-card footer { display: flex; flex-direction: column; gap: .1rem; }
.testimonial-card strong { color: var(--green-deep); font-weight: 700; font-size: .95rem; }
.testimonial-card span { color: var(--text-soft); font-size: .82rem; }

/* ═══════════════════════════════════════
   ENROLL / CTA
═══════════════════════════════════════ */
.section-cta {
  background: linear-gradient(135deg, var(--green-deep) 0%, #0f3323 100%);
}
.section-cta .section-tag.light {
  background: rgba(201,168,76,.2);
  border-color: rgba(201,168,76,.3);
  color: var(--gold-light);
}
.enroll-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.enroll-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--white);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1rem;
}
.enroll-content > p {
  color: rgba(255,255,255,.75);
  font-size: 1.05rem;
  margin-bottom: 1.75rem;
}
.enroll-perks {
  display: flex;
  flex-direction: column;
  gap: .65rem;
}
.enroll-perks li {
  color: rgba(255,255,255,.85);
  font-size: .95rem;
}

/* Form */
.enroll-form-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-lg);
}
.enroll-form h3 {
  font-family: var(--font-serif);
  color: var(--green-deep);
  font-size: 1.45rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  margin-bottom: 1.1rem;
}
.form-group label {
  font-size: .875rem;
  font-weight: 600;
  color: var(--text-mid);
}
.form-group label span { color: #c0392b; }
.form-group input,
.form-group select {
  width: 100%;
  padding: .7rem 1rem;
  border: 1.5px solid #d4d0c8;
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: .95rem;
  color: var(--text-dark);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input:focus,
.form-group select:focus {
  border-color: var(--green-light);
  box-shadow: 0 0 0 3px rgba(64,145,108,.15);
  outline: none;
}
.form-group input.error,
.form-group select.error { border-color: #c0392b; }
.field-error {
  font-size: .8rem;
  color: #c0392b;
  min-height: 1rem;
}
.form-note {
  font-size: .8rem;
  color: var(--text-soft);
  text-align: center;
  margin-top: .85rem;
}
.form-success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
  font-weight: 600;
  margin-top: 1rem;
  font-size: .95rem;
}

/* ═══════════════════════════════════════
   FAQ
═══════════════════════════════════════ */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.faq-item {
  background: var(--white);
  border: 1px solid rgba(0,0,0,.08);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow-sm); }
.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.4rem;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  color: var(--green-deep);
  transition: background var(--transition);
}
.faq-q:hover { background: rgba(45,106,79,.04); }
.faq-q[aria-expanded="true"] { background: rgba(45,106,79,.06); }
.faq-icon {
  font-size: 1.4rem;
  color: var(--green-light);
  flex-shrink: 0;
  transition: transform var(--transition);
  font-weight: 300;
}
.faq-q[aria-expanded="true"] .faq-icon { transform: rotate(45deg); }
.faq-a {
  padding: 0 1.4rem 1.2rem;
  color: var(--text-mid);
  font-size: .95rem;
  line-height: 1.7;
}
.faq-a[hidden] { display: none; }

/* ═══════════════════════════════════════
   CONTACT
═══════════════════════════════════════ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}
.contact-card {
  background: var(--white);
  border: 1px solid rgba(0,0,0,.07);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  transition: all var(--transition);
}
.contact-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.contact-icon { font-size: 2.5rem; margin-bottom: 1rem; }
.contact-card h3 {
  font-family: var(--font-serif);
  color: var(--green-deep);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: .5rem;
}
.contact-card a {
  color: var(--green-mid);
  font-weight: 600;
  font-size: .95rem;
  display: block;
  margin-bottom: .35rem;
  transition: color var(--transition);
}
.contact-card a:hover { color: var(--gold); }
.contact-card p,
.contact-card address { color: var(--text-soft); font-size: .88rem; }

/* ═══════════════════════════════════════
   FOOTER
═══════════════════════════════════════ */
.site-footer {
  background: var(--green-deep);
  color: rgba(255,255,255,.8);
  padding-top: 4rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand p { font-size: .88rem; line-height: 1.65; opacity: .75; }
.site-footer h3 {
  font-family: var(--font-serif);
  color: var(--gold-light);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}
.footer-nav ul,
.footer-courses ul {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.footer-nav a,
.footer-courses li {
  font-size: .88rem;
  color: rgba(255,255,255,.7);
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--gold); }
.footer-contact p {
  font-size: .88rem;
  margin-bottom: .6rem;
  line-height: 1.5;
}
.footer-contact a {
  color: rgba(255,255,255,.75);
  transition: color var(--transition);
}
.footer-contact a:hover { color: var(--gold); }
.footer-bottom {
  padding: 1.25rem 0;
  font-size: .82rem;
  opacity: .6;
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
}
.footer-bottom a { text-decoration: underline; transition: opacity var(--transition); }
.footer-bottom a:hover { opacity: .8; }

/* ── WhatsApp Float ── */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 500;
  display: flex;
  align-items: center;
  gap: .6rem;
  background: #25d366;
  color: var(--white);
  padding: .75rem 1.2rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: .88rem;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  transition: all var(--transition);
}
.whatsapp-float svg { width: 22px; height: 22px; flex-shrink: 0; }
.whatsapp-float:hover {
  background: #20c55d;
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(37,211,102,.5);
}

/* ═══════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════ */
@media (max-width: 900px) {
  .main-nav, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .why-inner { grid-template-columns: 1fr; }
  .visual-card { display: none; }
  .enroll-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 640px) {
  :root { --nav-h: 64px; }
  .hero { padding: 4rem 0 3.5rem; }
  .hero-stats { gap: 1rem; }
  .stat { padding: 0 1rem; }
  .stat-sep { display: none; }
  .trust-inner { justify-content: center; gap: .5rem; }
  .trust-item { font-size: .82rem; }
  .courses-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 1.75rem; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
  .whatsapp-float span { display: none; }
  .whatsapp-float { padding: .85rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}