/* ==========================================================================
   Generation AI — Professionals
   Brand palette: cyan, purple, gold, black
   ========================================================================== */

:root {
  --cyan: #1CB8E8;
  --cyan-dark: #0E96C0;
  --purple: #8438C8;
  --purple-dark: #6B2AA6;
  --gold: #F6B829;
  --gold-dark: #D99A15;
  --black: #111111;
  --ink: #1a1a1a;
  --ink-soft: #3d3d3d;

  --cream: #FAF8F4;
  --cream-warm: #F4EEE3;
  --gray: #6b7280;
  --gray-light: #e5e7eb;
  --white: #ffffff;

  --brand-grad: linear-gradient(135deg, var(--cyan) 0%, var(--purple) 100%);

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter Tight', -apple-system, sans-serif;

  --shadow-sm: 0 2px 8px rgba(17, 17, 17, 0.06);
  --shadow-md: 0 8px 24px rgba(17, 17, 17, 0.08);
  --shadow-lg: 0 20px 48px rgba(17, 17, 17, 0.12);

  --radius: 14px;
  --radius-sm: 8px;

  --max-width: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }

a {
  color: var(--purple);
  text-decoration: none;
  transition: color 0.2s ease;
}
a:hover { color: var(--cyan-dark); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--black);
  line-height: 1.15;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); font-weight: 400; }
h2 { font-size: clamp(1.9rem, 3.5vw, 2.6rem); font-weight: 500; margin-bottom: 1rem; }
h3 { font-size: 1.35rem; font-weight: 600; margin-bottom: 0.6rem; }
p { margin-bottom: 1rem; color: var(--ink-soft); }

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--purple);
  margin-bottom: 1rem;
  display: inline-block;
}

.lead { font-size: 1.15rem; color: var(--ink-soft); max-width: 640px; line-height: 1.6; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 5rem 0; }

/* Announcement */
.announcement {
  background: var(--black);
  color: var(--cream);
  font-size: 0.85rem;
  padding: 0.65rem 1.5rem;
  text-align: center;
}
.announcement strong { color: var(--gold); font-weight: 600; }

/* Header */
.header {
  border-bottom: 1px solid var(--gray-light);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  background: rgba(250, 248, 244, 0.95);
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}

.logo-img { height: 44px; width: auto; display: block; }

.logo-sub {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--purple);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding-left: 0.8rem;
  border-left: 2px solid var(--gold);
  line-height: 1.2;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
  list-style: none;
}

.nav-links a {
  color: var(--ink);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
}

.nav-links a:hover, .nav-links a.active { color: var(--purple); }

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--purple);
  border-radius: 2px;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.3rem;
  background: var(--black);
  color: var(--cream) !important;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.92rem;
  transition: all 0.2s ease;
}

.nav-cta:hover {
  background: var(--purple);
  color: var(--white) !important;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--black);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.95rem 1.75rem;
  border-radius: 10px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.25s ease;
  border: none;
}

.btn-primary { background: var(--black); color: var(--cream); }
.btn-primary:hover {
  background: var(--purple);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: transparent;
  color: var(--black);
  border: 1.5px solid var(--black);
}
.btn-secondary:hover {
  background: var(--black);
  color: var(--cream);
  transform: translateY(-2px);
}

.btn-gold { background: var(--gold); color: var(--black); }
.btn-gold:hover {
  background: var(--gold-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-lg { padding: 1.1rem 2.2rem; font-size: 1.05rem; }

/* Hero */
.hero {
  position: relative;
  padding: 5rem 0 6rem;
  background: var(--cream);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(28, 184, 232, 0.14) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -300px;
  left: -300px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(132, 56, 200, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content h1 { margin-bottom: 1.5rem; }
.hero-content h1 em { font-style: italic; color: var(--purple); font-weight: 400; }

.hero-lead {
  font-size: 1.2rem;
  color: var(--ink-soft);
  margin-bottom: 2rem;
  line-height: 1.55;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-meta {
  display: flex;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-light);
}

.hero-meta-item { display: flex; flex-direction: column; }

.hero-meta-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gray);
  margin-bottom: 0.3rem;
}

.hero-meta-value {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--black);
  font-weight: 500;
}

/* Hero visual */
.hero-visual { position: relative; min-height: 480px; }

.hero-card {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(17, 17, 17, 0.04);
}

.hero-card-1 { top: 0; left: 0; width: 72%; z-index: 3; transform: rotate(-2deg); }
.hero-card-2 {
  top: 25%; right: 0; width: 60%; z-index: 2;
  background: var(--black); color: var(--cream);
  transform: rotate(3deg);
}
.hero-card-2 h4 { color: var(--gold); }
.hero-card-3 {
  bottom: 0; left: 10%; width: 68%; z-index: 1;
  transform: rotate(-1deg); background: var(--purple); color: var(--white);
}
.hero-card-3 h4 { color: var(--gold); }

.hero-card .card-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--cyan); display: grid; place-items: center;
  margin-bottom: 1rem; color: var(--white); font-size: 1.3rem;
  font-weight: 700;
}
.hero-card-2 .card-icon { background: var(--gold); color: var(--black); }
.hero-card-3 .card-icon { background: var(--gold); color: var(--purple); }

.hero-card h4 {
  font-size: 1rem; font-weight: 600;
  margin-bottom: 0.4rem; color: inherit;
}
.hero-card p { font-size: 0.9rem; margin: 0; color: inherit; opacity: 0.9; }

/* Strip */
.strip {
  background: var(--black);
  color: var(--cream);
  padding: 3rem 0;
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.strip-number {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 400;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 0.5rem;
  font-style: italic;
}

.strip-item:nth-child(2) .strip-number { color: var(--cyan); }
.strip-item:nth-child(4) .strip-number { color: var(--cyan); }

.strip-label {
  font-size: 0.95rem;
  color: var(--cream);
  opacity: 0.85;
  line-height: 1.4;
}

/* Section intros */
.section-intro { max-width: 720px; margin-bottom: 4rem; }

/* Philosophy */
.philosophy {
  background: var(--cream-warm);
  padding: 7rem 0;
  position: relative;
  overflow: hidden;
}

.philosophy-quote {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.philosophy-quote::before {
  content: '"';
  position: absolute;
  top: -100px;
  left: -30px;
  font-family: var(--font-display);
  font-size: 18rem;
  color: var(--purple);
  opacity: 0.15;
  line-height: 1;
  font-style: italic;
}

.philosophy-quote p {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1.3;
  color: var(--black);
  font-weight: 400;
  letter-spacing: -0.01em;
  position: relative;
  z-index: 1;
}

.philosophy-quote p em { font-style: italic; color: var(--purple); }

.philosophy-attribution {
  margin-top: 2rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray);
}

/* Outcomes */
.outcomes { background: var(--cream); }

.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.outcome {
  background: var(--white);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: all 0.3s ease;
}

.outcome:hover {
  transform: translateY(-3px);
  border-color: var(--cyan);
  box-shadow: var(--shadow-md);
}

.outcome-number {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--purple);
  font-weight: 500;
  margin-bottom: 0.6rem;
}

.outcome h3 {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.outcome p {
  font-size: 0.93rem;
  color: var(--ink-soft);
  margin: 0;
  line-height: 1.55;
}

/* Curriculum */
.curriculum {
  background: var(--black);
  color: var(--cream);
  padding: 7rem 0;
  position: relative;
  overflow: hidden;
}

.curriculum::before {
  content: '';
  position: absolute;
  top: 10%;
  right: -200px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(132, 56, 200, 0.3) 0%, transparent 70%);
  border-radius: 50%;
}

.curriculum::after {
  content: '';
  position: absolute;
  bottom: 10%;
  left: -200px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(28, 184, 232, 0.2) 0%, transparent 70%);
  border-radius: 50%;
}

.curriculum .container { position: relative; z-index: 1; }

.curriculum h2 { color: var(--cream); }
.curriculum .section-intro p { color: rgba(250, 248, 244, 0.75); }
.curriculum .eyebrow { color: var(--gold); }

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

.lesson {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: all 0.3s ease;
}

.lesson:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.lesson-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.lesson-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-style: italic;
  color: var(--gold);
  line-height: 1;
  min-width: 40px;
  font-weight: 500;
}

.lesson h3 {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--cream);
  margin: 0;
  line-height: 1.35;
}

.lesson p {
  font-size: 0.92rem;
  color: rgba(250, 248, 244, 0.75);
  margin-left: 3rem;
  margin-bottom: 0;
  line-height: 1.55;
}

/* Audience */
.audience { background: var(--cream); }

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.audience-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2.25rem 1.75rem;
  border: 1px solid var(--gray-light);
  transition: all 0.3s ease;
}

.audience-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--cyan);
}

.audience-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(28, 184, 232, 0.12);
  display: grid;
  place-items: center;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
  color: var(--cyan-dark);
}

.audience-card:nth-child(2) .audience-icon {
  background: rgba(132, 56, 200, 0.12);
  color: var(--purple);
}

.audience-card:nth-child(3) .audience-icon {
  background: rgba(246, 184, 41, 0.2);
  color: var(--gold-dark);
}

.audience-card h3 {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 0.5rem;
}

.audience-card p {
  font-size: 0.93rem;
  color: var(--ink-soft);
  margin: 0;
  line-height: 1.55;
}

/* CTA band */
.cta-band {
  background: var(--black);
  color: var(--cream);
  padding: 5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(132, 56, 200, 0.25) 0%, rgba(28, 184, 232, 0.08) 40%, transparent 70%);
  border-radius: 50%;
}

.cta-band-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
}

.cta-band h2 { color: var(--cream); margin-bottom: 1rem; }
.cta-band p {
  color: rgba(250, 248, 244, 0.85);
  font-size: 1.15rem;
  margin-bottom: 2.5rem;
}

/* Footer */
.footer {
  background: var(--black);
  color: rgba(250, 248, 244, 0.7);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer h4 {
  color: var(--gold);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

.footer ul { list-style: none; }
.footer li { margin-bottom: 0.6rem; }

.footer a { color: rgba(250, 248, 244, 0.7); font-size: 0.95rem; }
.footer a:hover { color: var(--gold); }

.footer-brand { max-width: 320px; }
.footer-brand .logo-img { filter: brightness(0) invert(1); }
.footer-brand p {
  color: rgba(250, 248, 244, 0.6);
  font-size: 0.95rem;
  margin-top: 1rem;
  line-height: 1.6;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
}

.footer-bottom p { margin: 0; color: rgba(250, 248, 244, 0.5); }

/* Page Hero */
.page-hero {
  background: var(--cream);
  padding: 5rem 0 3rem;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--gray-light);
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -150px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(246, 184, 41, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(132, 56, 200, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.page-hero-content { position: relative; z-index: 1; max-width: 820px; }

.breadcrumb {
  font-size: 0.85rem;
  color: var(--gray);
  margin-bottom: 1.5rem;
}
.breadcrumb a { color: var(--gray); }
.breadcrumb a:hover { color: var(--purple); }

/* Course meta bar */
.course-meta-bar {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-light);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: -2rem;
  position: relative;
  z-index: 2;
}

.course-meta-bar .hero-meta-item {
  padding-right: 1.5rem;
  border-right: 1px solid var(--gray-light);
}

.course-meta-bar .hero-meta-item:last-child { border-right: none; }

/* Prose */
.prose { max-width: 760px; }
.prose h2 { margin-top: 3rem; margin-bottom: 1rem; }
.prose h3 { margin-top: 2rem; margin-bottom: 0.7rem; }
.prose p { font-size: 1.05rem; margin-bottom: 1.2rem; }
.prose ul, .prose ol { margin: 0 0 1.5rem 1.5rem; }
.prose li {
  margin-bottom: 0.6rem;
  color: var(--ink-soft);
  line-height: 1.65;
}

/* Enrollment form */
.enroll-layout {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 4rem;
  align-items: start;
}

.enroll-form {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-light);
  border-top: 4px solid var(--purple);
}

.form-group { margin-bottom: 1.4rem; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.form-row .form-group { margin-bottom: 0; }

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 0.4rem;
}
.form-label .required { color: var(--purple); }

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--cream);
  border: 1.5px solid var(--gray-light);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  transition: all 0.2s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--cyan);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(28, 184, 232, 0.15);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
  font-family: var(--font-body);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-size: 0.9rem;
  color: var(--ink-soft);
  cursor: pointer;
}

.form-checkbox input {
  margin-top: 0.25rem;
  accent-color: var(--purple);
}

.form-help {
  font-size: 0.82rem;
  color: var(--gray);
  margin-top: 0.35rem;
}

.form-submit {
  width: 100%;
  justify-content: center;
  margin-top: 0.5rem;
}

.enroll-aside { position: sticky; top: 100px; }

.aside-card {
  background: var(--black);
  color: var(--cream);
  border-radius: var(--radius);
  padding: 2rem;
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
}

.aside-card::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(132, 56, 200, 0.3) 0%, transparent 70%);
  border-radius: 50%;
}

.aside-card > * { position: relative; z-index: 1; }

.aside-card h3 {
  color: var(--gold);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

.aside-card ul { list-style: none; }

.aside-card li {
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.95rem;
  color: rgba(250, 248, 244, 0.85);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.aside-card li:last-child { border-bottom: none; }
.aside-card li strong { color: var(--cream); font-weight: 500; }

.aside-contact {
  background: var(--cream-warm);
  border-radius: var(--radius);
  padding: 2rem;
  border-left: 4px solid var(--gold);
}

.aside-contact h4 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--black);
  margin-bottom: 0.8rem;
  font-weight: 500;
}

.aside-contact p { font-size: 0.93rem; margin-bottom: 0.5rem; }
.aside-contact a { color: var(--purple); font-weight: 500; }
.aside-contact a:hover { color: var(--cyan-dark); }

/* Thank you */
.thank-you { text-align: center; padding: 6rem 0; }

.thank-you-icon {
  width: 72px;
  height: 72px;
  background: var(--brand-grad);
  color: white;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 2rem;
  margin: 0 auto 2rem;
  font-weight: 700;
}

.thank-you h1 { margin-bottom: 1rem; }
.thank-you p {
  font-size: 1.1rem;
  max-width: 520px;
  margin: 0 auto 2rem;
}

/* Pillars */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.pillar {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  border: 1px solid var(--gray-light);
  border-left: 4px solid var(--cyan);
  transition: all 0.25s ease;
}

.pillar:nth-child(2) { border-left-color: var(--purple); }
.pillar:nth-child(3) { border-left-color: var(--gold); }
.pillar:nth-child(4) { border-left-color: var(--cyan); }

.pillar:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.pillar h3 {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 0.7rem;
}

.pillar p { font-size: 0.95rem; margin: 0; }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-method {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.75rem;
  border: 1px solid var(--gray-light);
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  transition: all 0.25s ease;
}

.contact-method:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(28, 184, 232, 0.12);
  display: grid;
  place-items: center;
  color: var(--cyan-dark);
  font-size: 1.3rem;
  flex-shrink: 0;
  font-weight: 700;
}

.contact-method:nth-child(2) .contact-icon {
  background: rgba(132, 56, 200, 0.12);
  color: var(--purple);
}

.contact-method:nth-child(3) .contact-icon {
  background: rgba(246, 184, 41, 0.2);
  color: var(--gold-dark);
}

.contact-method:nth-child(4) .contact-icon {
  background: rgba(17, 17, 17, 0.08);
  color: var(--black);
}

.contact-method h3 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 0.3rem;
}

.contact-method p { font-size: 0.95rem; margin: 0; }
.contact-method a { font-weight: 500; color: var(--purple); }

/* Alerts */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.alert-error {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* Responsive */
@media (max-width: 960px) {
  .hero-grid, .enroll-layout, .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hero-visual { min-height: 400px; max-width: 500px; margin: 0 auto; }
  .strip-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
  .outcomes-grid, .lessons, .pillars-grid { grid-template-columns: 1fr; }
  .audience-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .course-meta-bar { grid-template-columns: repeat(2, 1fr); }
  .course-meta-bar .hero-meta-item { border-right: none; padding-right: 0; }
  .enroll-aside { position: static; }
}

@media (max-width: 640px) {
  .section { padding: 3.5rem 0; }
  .nav { padding: 0.85rem 1.25rem; }
  .logo-img { height: 36px; }
  .logo-sub { display: none; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--cream);
    border-bottom: 1px solid var(--gray-light);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
    box-shadow: var(--shadow-md);
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .hero { padding: 3rem 0 4rem; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { justify-content: center; }
  .hero-meta { flex-direction: column; gap: 1.2rem; }
  .form-row { grid-template-columns: 1fr; margin-bottom: 0; }
  .form-row .form-group { margin-bottom: 1.4rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .course-meta-bar { grid-template-columns: 1fr; gap: 1.25rem; padding: 1.5rem; }
}

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-up { animation: fadeUp 0.8s ease-out forwards; }
.fade-up-delay-1 { animation-delay: 0.1s; opacity: 0; }
.fade-up-delay-2 { animation-delay: 0.2s; opacity: 0; }
.fade-up-delay-3 { animation-delay: 0.3s; opacity: 0; }