/* ============================================================
   Dev Manzil — Main Stylesheet
   ============================================================ */

/* ------------------------------------------------------------
   1. Variables & Reset
   ------------------------------------------------------------ */
:root {
  --blue:        #2563eb;
  --blue-dark:   #1d4ed8;
  --blue-light:  #eff6ff;
  --blue-mid:    #dbeafe;
  --ink:         #0f172a;
  --ink-mid:     #334155;
  --ink-muted:   #64748b;
  --ink-faint:   #94a3b8;
  --surface:     #ffffff;
  --surface-off: #f8fafc;
  --border:      #e2e8f0;
  --border-mid:  #cbd5e1;
  --green:       #16a34a;
  --red:         #dc2626;

  --font-sans:   'Inter', system-ui, -apple-system, sans-serif;
  --font-serif:  'DM Serif Display', Georgia, serif;

  --radius-sm:   6px;
  --radius:      12px;
  --radius-lg:   20px;
  --radius-xl:   28px;

  --shadow-sm:   0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow:      0 4px 16px rgba(0,0,0,.08), 0 1px 4px rgba(0,0,0,.04);
  --shadow-lg:   0 16px 48px rgba(0,0,0,.12), 0 4px 12px rgba(0,0,0,.05);

  --transition:  .2s cubic-bezier(.4,0,.2,1);
  --max-w:       1140px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ------------------------------------------------------------
   2. Utilities
   ------------------------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.section-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: .75rem;
}

.section-header {
  max-width: 560px;
  margin-bottom: 3.5rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.0625rem;
  color: var(--ink-mid);
  max-width: 480px;
}

/* ------------------------------------------------------------
   3. Buttons
   ------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1;
  padding: .875rem 1.5rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  border: 2px solid var(--blue);
}
.btn-primary:hover {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37,99,235,.35);
}

.btn-outline {
  background: transparent;
  color: var(--blue);
  border: 2px solid var(--blue);
}
.btn-outline:hover {
  background: var(--blue-light);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--ink-mid);
  border: 2px solid var(--border-mid);
  padding: .875rem 1.25rem;
}
.btn-ghost:hover {
  color: var(--ink);
  border-color: var(--ink-muted);
}

.btn-sm {
  font-size: .875rem;
  padding: .625rem 1.125rem;
}

.btn-lg {
  font-size: 1rem;
  padding: 1.0625rem 2rem;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* ------------------------------------------------------------
   4. Header
   ------------------------------------------------------------ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

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

.header-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 68px;
}

.site-name {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -.01em;
}

.site-name span {
  color: var(--blue);
}

.primary-nav {
  margin-left: auto;
}

.primary-nav ul {
  display: flex;
  gap: .25rem;
}

.primary-nav a {
  display: block;
  font-size: .9375rem;
  font-weight: 500;
  color: var(--ink-mid);
  padding: .5rem .875rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.primary-nav a:hover {
  color: var(--ink);
  background: var(--surface-off);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .5rem;
  border-radius: var(--radius-sm);
  margin-left: auto;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ------------------------------------------------------------
   5. Hero
   ------------------------------------------------------------ */
.hero {
  padding-top: calc(68px + 4rem);
  padding-bottom: 5rem;
  background: var(--surface);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% -10%, rgba(37,99,235,.07) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 5% 80%, rgba(37,99,235,.04) 0%, transparent 50%);
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .8125rem;
  font-weight: 500;
  color: var(--blue);
  background: var(--blue-light);
  border: 1px solid var(--blue-mid);
  padding: .375rem .875rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--blue);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(1.4); }
}

.hero-heading {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 4.5vw, 3.375rem);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--ink);
  margin-bottom: 1.25rem;
}

.hero-heading em {
  font-style: italic;
  color: var(--blue);
}

.hero-sub {
  font-size: 1.0625rem;
  color: var(--ink-mid);
  max-width: 440px;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: .875rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.stat strong {
  display: block;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.1;
}

.stat span {
  font-size: .8125rem;
  color: var(--ink-muted);
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 32px;
  background: var(--border-mid);
}

/* Code window */
.code-window {
  background: var(--ink);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255,255,255,.08);
}

.code-window-bar {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .875rem 1.25rem;
  background: rgba(255,255,255,.04);
  border-bottom: 1px solid rgba(255,255,255,.07);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.dot.red    { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green  { background: #27c93f; }

.window-title {
  margin-left: .5rem;
  font-size: .8125rem;
  color: rgba(255,255,255,.4);
  font-family: 'SFMono-Regular', 'Cascadia Code', 'Fira Code', monospace;
}

.code-body {
  padding: 1.5rem;
  font-family: 'SFMono-Regular', 'Cascadia Code', 'Fira Code', monospace;
  font-size: .875rem;
  line-height: 1.9;
  overflow-x: auto;
}

.code-body code { color: #e2e8f0; }
.code-body .c   { color: #64748b; }
.code-body .k   { color: #7dd3fc; }
.code-body .s   { color: #86efac; }
.code-body .f   { color: #f9a8d4; }
.code-body .o   { color: #fbbf24; }

.hero-scroll-indicator {
  position: absolute;
  bottom: 1.75rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  color: var(--ink-faint);
  font-size: .6875rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--border-mid), transparent);
  animation: scroll-down 1.8s ease-in-out infinite;
}

@keyframes scroll-down {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ------------------------------------------------------------
   6. Courses
   ------------------------------------------------------------ */
.section-courses {
  padding: 6rem 0;
  background: var(--surface-off);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.course-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
}

.course-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--blue-mid);
}

.course-card--featured {
  border-color: var(--blue);
  background: linear-gradient(135deg, #f8faff 0%, var(--surface) 100%);
}

.course-icon {
  width: 52px;
  height: 52px;
  background: var(--blue-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  flex-shrink: 0;
}

.course-card--featured .course-icon {
  background: var(--blue);
  color: #fff;
}

.course-tag {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-size: .6875rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-mid);
  padding: .25rem .75rem;
  border-radius: 100px;
}

.course-card h3 {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  color: var(--ink);
  line-height: 1.25;
}

.course-card p {
  font-size: .9375rem;
  color: var(--ink-mid);
  line-height: 1.65;
  flex-grow: 1;
}

.course-topics {
  display: flex;
  flex-direction: column;
  gap: .375rem;
}

.course-topics li {
  font-size: .875rem;
  color: var(--ink-mid);
  padding-left: 1.25rem;
  position: relative;
}

.course-topics li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--blue);
  font-size: .75rem;
  top: .05em;
}

.course-meta {
  display: flex;
  gap: 1rem;
  font-size: .8125rem;
  color: var(--ink-muted);
  font-weight: 500;
  padding-top: .25rem;
  border-top: 1px solid var(--border);
}

.course-meta span::before {
  content: '• ';
}

.course-meta span:first-child::before {
  content: '';
}

/* ------------------------------------------------------------
   7. Process
   ------------------------------------------------------------ */
.section-process {
  padding: 6rem 0;
  background: var(--surface);
}

.process-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.process-desc {
  font-size: 1.0625rem;
  color: var(--ink-mid);
  margin-bottom: 2.5rem;
  max-width: 400px;
}

.process-steps {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.step {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.step-number {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--blue);
  background: var(--blue-light);
  border: 1px solid var(--blue-mid);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: .125rem;
}

.step-text h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: .25rem;
}

.step-text p {
  font-size: .9375rem;
  color: var(--ink-mid);
}

/* Checklist card */
.checklist-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow);
}

.checklist-header {
  display: flex;
  align-items: center;
  gap: .625rem;
  font-size: .9375rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
  color: var(--blue);
}

.checklist {
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.checklist li {
  font-size: .9375rem;
  color: var(--ink-mid);
  padding-left: 1.75rem;
  position: relative;
}

.checklist li::before {
  content: '○';
  position: absolute;
  left: 0;
  color: var(--ink-faint);
  font-size: .875rem;
}

.checklist li.checked {
  color: var(--ink);
  text-decoration: line-through;
  text-decoration-color: var(--border-mid);
}

.checklist li.checked::before {
  content: '✓';
  color: var(--green);
  font-size: .75rem;
  top: .15em;
}

/* ------------------------------------------------------------
   8. Testimonials
   ------------------------------------------------------------ */
.section-testimonials {
  padding: 6rem 0;
  background: var(--surface-off);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.testimonial-card--highlight {
  background: var(--blue);
  border-color: var(--blue);
  transform: translateY(-8px);
}

.testimonial-card--highlight:hover {
  transform: translateY(-10px);
}

.testimonial-stars {
  font-size: .875rem;
  color: #fbbf24;
  letter-spacing: .05em;
}

.testimonial-card--highlight .testimonial-stars { color: rgba(255,255,255,.6); }

.testimonial-card blockquote {
  font-size: .9375rem;
  color: var(--ink-mid);
  line-height: 1.7;
  font-style: italic;
}

.testimonial-card--highlight blockquote { color: rgba(255,255,255,.85); }

.testimonial-author {
  display: flex;
  align-items: center;
  gap: .875rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.testimonial-card--highlight .testimonial-author { border-color: rgba(255,255,255,.15); }

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--blue-mid);
  color: var(--blue);
  font-size: .75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.testimonial-card--highlight .author-avatar {
  background: rgba(255,255,255,.2);
  color: #fff;
}

.testimonial-author strong {
  display: block;
  font-size: .9375rem;
  color: var(--ink);
}

.testimonial-card--highlight .testimonial-author strong { color: #fff; }

.testimonial-author span {
  font-size: .8125rem;
  color: var(--ink-muted);
}

.testimonial-card--highlight .testimonial-author span { color: rgba(255,255,255,.55); }

/* ------------------------------------------------------------
   9. Enroll CTA
   ------------------------------------------------------------ */
.section-enroll {
  padding: 6rem 0;
  background: var(--surface);
}

.enroll-inner {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 5rem;
  align-items: start;
}

.enroll-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: .875rem;
}

.enroll-content > p {
  font-size: 1.0625rem;
  color: var(--ink-mid);
  margin-bottom: 2rem;
  max-width: 400px;
}

.enroll-perks {
  display: flex;
  flex-direction: column;
  gap: .875rem;
  margin-bottom: 2.5rem;
}

.perk {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: .9375rem;
  color: var(--ink-mid);
  font-weight: 500;
}

.perk svg {
  color: var(--green);
  flex-shrink: 0;
}

/* Pricing card */
.pricing-card {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  position: relative;
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--blue);
  color: #fff;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: .375rem 1rem;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-amount {
  display: flex;
  align-items: baseline;
  gap: .375rem;
  margin-bottom: .5rem;
  padding-top: .5rem;
}

.currency {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--ink-muted);
}

.price {
  font-family: var(--font-serif);
  font-size: 3rem;
  line-height: 1;
  color: var(--ink);
}

.period {
  font-size: .875rem;
  color: var(--ink-muted);
}

.pricing-note {
  font-size: .875rem;
  color: var(--ink-muted);
  margin-bottom: 1.25rem;
}

.pricing-divider {
  height: 1px;
  background: var(--border);
  margin-bottom: 1.25rem;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: .625rem;
  margin-bottom: 1.5rem;
}

.pricing-features li {
  font-size: .9375rem;
  color: var(--ink-mid);
  padding-left: 1.5rem;
  position: relative;
}

.pricing-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green);
  font-size: .8125rem;
  font-weight: 700;
}

.pricing-guarantee {
  text-align: center;
  font-size: .8125rem;
  color: var(--ink-muted);
  margin-top: .875rem;
}

/* ------------------------------------------------------------
   10. Contact
   ------------------------------------------------------------ */
.section-contact {
  padding: 6rem 0;
  background: var(--surface-off);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.contact-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: .875rem;
}

.contact-content > p {
  font-size: 1.0625rem;
  color: var(--ink-mid);
  margin-bottom: 2rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: .875rem;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: .625rem;
  font-size: .9375rem;
  font-weight: 500;
  color: var(--ink-mid);
  transition: color var(--transition);
}

.contact-link:hover { color: var(--blue); }

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.form-group label {
  font-size: .875rem;
  font-weight: 600;
  color: var(--ink);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: .75rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: .9375rem;
  color: var(--ink);
  background: var(--surface);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--ink-faint);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}

/* ------------------------------------------------------------
   11. Footer
   ------------------------------------------------------------ */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,.7);
  padding-top: 4rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
}

.footer-brand .site-name {
  color: #fff;
  margin-bottom: .875rem;
  display: inline-block;
}

.footer-brand p {
  font-size: .9375rem;
  line-height: 1.65;
  max-width: 280px;
}

.footer-links h4,
.footer-social h4 {
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  margin-bottom: 1.25rem;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: .625rem;
}

.footer-links a {
  font-size: .9375rem;
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
}

.footer-links a:hover { color: #fff; }

.social-links {
  display: flex;
  gap: .875rem;
}

.social-links a {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.6);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.social-links a:hover {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.07);
  padding: 1.25rem 0;
}

.footer-bottom p {
  font-size: .875rem;
  color: rgba(255,255,255,.35);
}

/* ------------------------------------------------------------
   11b. Form Notices
   ------------------------------------------------------------ */
.form-notice {
  padding: .875rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: .9375rem;
  font-weight: 500;
}

.form-notice--success {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #15803d;
}

.form-notice--error {
  background: #fff1f2;
  border: 1px solid #fecdd3;
  color: #be123c;
}

/* ------------------------------------------------------------
   12. Responsive
   ------------------------------------------------------------ */
@media (max-width: 1024px) {
  .hero-inner      { gap: 2.5rem; }
  .process-inner   { gap: 3rem; }
  .enroll-inner    { grid-template-columns: 1fr; gap: 3rem; }
  .enroll-inner .pricing-card { max-width: 380px; }
}

@media (max-width: 860px) {
  .hero-inner           { grid-template-columns: 1fr; }
  .hero-visual          { display: none; }
  .courses-grid         { grid-template-columns: 1fr; }
  .testimonials-grid    { grid-template-columns: 1fr; }
  .testimonial-card--highlight { transform: none; }
  .process-inner        { grid-template-columns: 1fr; }
  .contact-inner        { grid-template-columns: 1fr; gap: 3rem; }
  .footer-inner         { grid-template-columns: 1fr 1fr; }
  .footer-brand         { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .primary-nav          { display: none; }
  .header-inner > .btn  { display: none; }
  .nav-toggle           { display: flex; }
  .header-inner .site-branding { margin-right: auto; }

  .primary-nav.is-open {
    display: block;
    position: fixed;
    inset: 68px 0 0;
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: 1.5rem;
    z-index: 999;
  }

  .primary-nav.is-open ul  { flex-direction: column; gap: .25rem; }
  .primary-nav.is-open a   { padding: .875rem 1rem; font-size: 1.0625rem; }

  .form-row             { grid-template-columns: 1fr; }
  .footer-inner         { grid-template-columns: 1fr; }
  .hero-stats           { flex-wrap: wrap; gap: 1rem; }
  .stat-divider         { display: none; }
}