/* ============================================
   CFA Homeschool AI Literacy Program
   ============================================ */

:root {
  --navy: hsl(222, 47%, 20%);
  --navy-light: hsl(222, 47%, 25%);
  --navy-rgb: 27, 38, 75;
  --gold: hsl(38, 92%, 50%);
  --gold-hover: hsl(38, 92%, 45%);
  --gold-light: hsl(38, 92%, 95%);
  --cream: hsl(40, 40%, 96%);
  --bg: hsl(40, 33%, 98%);
  --text: hsl(222, 47%, 15%);
  --text-light: hsl(222, 20%, 40%);
  --white: #ffffff;
  --radius: 0.75rem;
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }

/* ── Container ── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Section Headers ── */
.section-header { text-align: center; margin-bottom: 3rem; }
.section-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.75rem;
}
.section-sub {
  font-size: 1.05rem;
  color: var(--text-light);
  max-width: 640px;
  margin: 0 auto;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn--gold {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
}
.btn--gold:hover {
  background: var(--gold-hover);
  border-color: var(--gold-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(217, 152, 11, 0.3);
}
.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
}
.btn--outline-dark {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn--outline-dark:hover {
  background: var(--navy);
  color: var(--white);
}
.btn--sm { padding: 0.5rem 1.25rem; font-size: 0.875rem; }

/* ════════════════════════════════════════════
   NAVIGATION
   ════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(var(--navy-rgb), 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background 0.3s;
}
.nav--scrolled { background: rgba(var(--navy-rgb), 0.98); }
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav__logo {
  display: flex;
  align-items: center;
}
.nav__logo-img {
  height: 52px;
  width: auto;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav__link {
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav__link:hover { color: var(--white); }
.nav__cta { margin-left: 0.5rem; }
.nav__toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  cursor: pointer;
  padding: 0.25rem;
}

/* ════════════════════════════════════════════
   HERO
   ════════════════════════════════════════════ */
.hero {
  position: relative;
  padding: 10rem 0 5rem;
  overflow: hidden;
  color: var(--white);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, var(--navy) 0%, hsl(222, 47%, 15%) 50%, hsl(222, 55%, 12%) 100%);
  z-index: 0;
}
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 800px 600px at 20% 80%, rgba(217,152,11,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 600px 400px at 80% 20%, rgba(100,130,200,0.08) 0%, transparent 70%);
}
.hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}
.hero__badge {
  display: inline-block;
  background: rgba(217,152,11,0.15);
  color: var(--gold);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.4rem 1rem;
  border-radius: 2rem;
  border: 1px solid rgba(217,152,11,0.25);
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
}
.hero__heading {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}
.hero__heading em {
  color: var(--gold);
  font-style: italic;
}
.hero__sub {
  font-size: 1.1rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.8);
  margin-bottom: 2rem;
  max-width: 640px;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3.5rem;
}
.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.hero__stat {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: rgba(255,255,255,0.7);
}
.hero__stat svg { color: var(--gold); flex-shrink: 0; }
.hero__stat strong {
  display: block;
  font-size: 1rem;
  color: var(--white);
}
.hero__stat span { font-size: 0.85rem; }

/* ════════════════════════════════════════════
   PAIN POINTS
   ════════════════════════════════════════════ */
.pain {
  padding: 5rem 0;
  background: var(--cream);
}
.pain__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.pain__card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}
.pain__card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.pain__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gold-light);
  color: var(--gold-hover);
  border-radius: 0.625rem;
  margin-bottom: 1rem;
}
.pain__card h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.15rem;
  color: var(--navy);
  margin-bottom: 0.5rem;
}
.pain__card p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.6;
}
.pain__quote {
  text-align: center;
  padding: 2rem;
  background: var(--white);
  border-radius: var(--radius);
  border-left: 4px solid var(--gold);
}
.pain__quote p {
  font-style: italic;
  font-size: 1.05rem;
  color: var(--text);
  margin-bottom: 0.5rem;
  line-height: 1.7;
}
.pain__quote cite {
  font-style: normal;
  font-size: 0.9rem;
  color: var(--text-light);
}

/* ════════════════════════════════════════════
   PHILOSOPHY
   ════════════════════════════════════════════ */
.philosophy {
  padding: 5rem 0;
  background: var(--cream);
}
.philosophy__pillars {
  display: grid;
  gap: 1.5rem;
  max-width: 700px;
  margin: 0 auto 3rem;
}
.philosophy__pillar {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.philosophy__check {
  width: 36px;
  height: 36px;
  min-width: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: hsl(145, 63%, 92%);
  color: hsl(145, 63%, 35%);
  border-radius: 50%;
}
.philosophy__pillar h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 0.25rem;
}
.philosophy__pillar p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.5;
}
.philosophy__scripture {
  max-width: 700px;
  margin: 0 auto;
}
.philosophy__scripture blockquote {
  background: var(--white);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}
.philosophy__scripture p {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.15rem;
  font-style: italic;
  color: var(--navy);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}
.philosophy__scripture cite {
  font-family: 'Inter', sans-serif;
  font-style: normal;
  font-size: 0.9rem;
  color: var(--gold-hover);
  font-weight: 600;
}

/* ════════════════════════════════════════════
   CERTIFICATION
   ════════════════════════════════════════════ */
.cert {
  padding: 6rem 0;
  background: var(--cream);
}
.cert .container {
  max-width: 74rem;
  padding-left: 1rem;
  padding-right: 1rem;
}
.cert .section-header {
  margin-bottom: 4rem;
}
.cert__eyebrow {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--gold);
}
.cert__title {
  margin-bottom: 1.5rem;
  font-size: 3rem;
  line-height: 1;
}
.cert__title span {
  color: #364b7d;
}
.cert__sub {
  max-width: 42rem;
  font-size: 1.125rem;
  line-height: 1.5556;
}
.cert__path {
  position: relative;
}
.cert__progress-line {
  display: none;
  position: absolute;
  top: 96px;
  left: 12.5%;
  right: 12.5%;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(to right, rgb(16, 185, 129), rgb(59, 130, 246), rgb(168, 85, 247), rgb(245, 159, 10));
}
.cert__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}
.cert__card-wrap {
  position: relative;
}
.cert__connector {
  position: absolute;
  right: -12px;
  top: 96px;
  z-index: 10;
  color: rgba(92, 106, 138, 0.3);
}
.cert__connector svg {
  display: block;
}
.cert__card {
  --cert-accent: var(--gold);
  --cert-accent-strong: var(--gold-hover);
  --cert-icon-bg: var(--gold-light);
  background: var(--white);
  border: 1px solid rgba(231, 226, 218, 0.5);
  border-radius: 1rem;
  padding: 1.5rem;
  height: 100%;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.cert__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.cert__card--explorer {
  --cert-accent: #10b981;
  --cert-accent-strong: #059669;
  --cert-icon-bg: #d1fae5;
}
.cert__card--apprentice {
  --cert-accent: #3b82f6;
  --cert-accent-strong: #2563eb;
  --cert-icon-bg: #dbeafe;
}
.cert__card--steward {
  --cert-accent: #a855f7;
  --cert-accent-strong: #9333ea;
  --cert-icon-bg: #f3e8ff;
}
.cert__card--leader {
  --cert-accent: #f59f0a;
  --cert-accent-strong: #f59e0b;
  --cert-icon-bg: rgba(245, 159, 10, 0.1);
}
.cert__icon {
  width: 64px;
  height: 64px;
  border-radius: 1rem;
  background: var(--cert-icon-bg);
  color: var(--cert-accent-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: transform 0.3s ease;
}
.cert__card-wrap:hover .cert__icon {
  transform: scale(1.06);
}
.cert__badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.333;
  color: var(--white);
  background: var(--cert-accent);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 0.5rem;
}
.cert__meta {
  margin-bottom: 1rem;
}
.cert__grade {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.125rem;
  line-height: 1.56;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0;
}
.cert__ages {
  font-size: 0.875rem;
  line-height: 1.43;
  color: #5c6a8a;
}
.cert__checklist {
  display: grid;
  gap: 0.5rem;
}
.cert__checklist li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: #5c6a8a;
  line-height: 1.43;
}
.cert__check-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  margin-top: 0.125rem;
  color: var(--cert-accent-strong);
}
.cert__features {
  margin-top: 4rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
}
.cert__feature {
  text-align: center;
  padding: 1.5rem;
}
.cert__feature-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  background: rgba(245, 159, 10, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}
.cert__feature-icon span {
  font-size: 1.5rem;
  line-height: 1.333;
}
.cert__feature h4 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.56;
  color: var(--navy);
  margin-bottom: 0.5rem;
}
.cert__feature p {
  font-size: 0.875rem;
  line-height: 1.43;
  color: #5c6a8a;
}

/* ════════════════════════════════════════════
   VIDEO SECTION
   ════════════════════════════════════════════ */
.video {
  padding: 5rem 0;
  background: linear-gradient(160deg, var(--navy) 0%, hsl(222, 47%, 15%) 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.video::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(217,152,11,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.video__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.video__inner--portrait {
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
}
.video__player--portrait {
  position: relative;
}
.video__embed {
  position: relative;
  padding-top: 177.78%; /* 9:16 aspect ratio */
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow:
    0 25px 50px -12px rgba(0,0,0,0.5),
    0 0 0 1px rgba(255,255,255,0.1);
  background: rgba(0,0,0,0.3);
}
.video__embed::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, var(--gold) 0%, transparent 50%, var(--gold) 100%);
  border-radius: calc(var(--radius) + 2px);
  z-index: -1;
  opacity: 0.3;
}
.video__embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.video__thumb {
  position: relative;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
}
.video__play {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--navy);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s, box-shadow 0.2s;
}
.video__play svg { margin-left: 4px; }
.video__play:hover {
  transform: scale(1.08);
  box-shadow: 0 0 30px rgba(217,152,11,0.4);
}
.video__label {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
}
.video__label-top {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.5);
  margin-bottom: 0.75rem;
}
.video__heading {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 1.5rem;
  color: var(--white);
}
.video__heading em {
  color: var(--gold);
  font-style: italic;
}
.video__speaker {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.video__icon {
  width: 40px;
  height: 40px;
  border-radius: 0.5rem;
  background: rgba(255,255,255,0.1);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
}
.video__speaker strong {
  display: block;
  font-size: 0.95rem;
  color: var(--white);
}
.video__speaker span {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
}
.video__quote {
  margin-bottom: 1.5rem;
  padding-left: 1rem;
  border-left: 3px solid var(--gold);
}
.video__quote p {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.1rem;
  font-style: italic;
  line-height: 1.6;
  margin-bottom: 0.5rem;
  color: rgba(255,255,255,0.9);
}
.video__quote cite {
  font-family: 'Inter', sans-serif;
  font-style: normal;
  font-size: 0.85rem;
  color: var(--gold);
  font-weight: 600;
}
.video__list {
  margin-bottom: 0;
}
.video__list h3 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: rgba(255,255,255,0.7);
}
.video__list ol {
  display: grid;
  gap: 0.6rem;
  counter-reset: vid;
}
.video__list li {
  counter-increment: vid;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.5;
}
.video__list li::before {
  content: counter(vid) '.';
  font-weight: 700;
  color: var(--gold);
  min-width: 1.25rem;
}

/* ════════════════════════════════════════════
   CTA SECTION
   ════════════════════════════════════════════ */
.cta {
  padding: 5rem 0;
  background: var(--cream);
}
.cta__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.cta__card {
  position: relative;
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform 0.2s, box-shadow 0.2s;
}
.cta__card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.cta__card--featured {
  border: 2px solid var(--gold);
  box-shadow: var(--shadow-lg);
}
.cta__recommended {
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: var(--navy);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.75rem;
  border-radius: 2rem;
  white-space: nowrap;
}
.cta__card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gold-light);
  color: var(--gold-hover);
  border-radius: 50%;
  margin-bottom: 1.25rem;
}
.cta__card h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.15rem;
  color: var(--navy);
  margin-bottom: 0.75rem;
}
.cta__card p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}
.cta__card .btn { width: 100%; }
.cta__call {
  text-align: center;
  font-size: 0.95rem;
  color: var(--text-light);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.cta__call svg {
  color: var(--gold);
  flex-shrink: 0;
}
.cta__call a {
  color: var(--navy);
  transition: color 0.2s;
}
.cta__call a:hover {
  color: var(--gold);
}
.cta__trust {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.cta__trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-light);
  font-weight: 500;
}
.cta__trust-item svg { color: var(--gold); flex-shrink: 0; }

/* ════════════════════════════════════════════
   TESTIMONIALS
   ════════════════════════════════════════════ */
.test {
  padding: 5rem 0;
  background: var(--bg);
}
.test__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.test__card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}
.test__card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.test__stars {
  display: flex;
  gap: 0.15rem;
  color: var(--gold);
  margin-bottom: 1rem;
}
.test__quote {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-style: italic;
}
.test__author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.test__avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
}
.test__author strong {
  display: block;
  font-size: 0.9rem;
  color: var(--navy);
}
.test__author span {
  font-size: 0.8rem;
  color: var(--text-light);
}

/* ════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════ */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,0.7);
  padding: 4rem 0 0;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}
.footer__brand {
  font-family: 'Playfair Display', Georgia, serif;
  color: var(--white);
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}
.footer__col h4 {
  color: var(--white);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}
.footer__col--brand {
  grid-column: 1 / -1;
}
.footer__logo-img {
  height: 48px;
  width: auto;
  margin-bottom: 1rem;
}
.footer__col p {
  font-size: 0.9rem;
  line-height: 1.6;
}
.footer__col ul { display: grid; gap: 0.6rem; }
.footer__col li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}
.footer__col li svg { flex-shrink: 0; opacity: 0.5; }
.footer__col a {
  transition: color 0.2s;
}
.footer__col a:hover { color: var(--gold); }
.footer__social {
  display: flex;
  gap: 0.75rem;
}
.footer__social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: background 0.2s, color 0.2s;
}
.footer__social a:hover {
  background: var(--gold);
  color: var(--navy);
}
.footer__bar {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 1.5rem 0;
  text-align: center;
  font-size: 0.85rem;
}

/* ════════════════════════════════════════════
   SCROLL-REVEAL ANIMATIONS
   ════════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .cert__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cert__connector,
  .cert__progress-line { display: none; }
  .cert__title {
    font-size: 2.25rem;
    line-height: 1.11;
  }
  .footer__inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
  .nav__toggle { display: block; }
  .nav__links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(var(--navy-rgb), 0.98);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    border-top: 1px solid rgba(255,255,255,0.08);
  }
  .nav__links.open { display: flex; }
  .nav__cta { margin-left: 0; width: 100%; }

  .hero { padding: 8rem 0 4rem; }
  .hero__heading { font-size: clamp(1.75rem, 6vw, 2.5rem); }

  .pain__grid { grid-template-columns: 1fr; }
  .video__inner { grid-template-columns: 1fr; }
  .video__inner--portrait { grid-template-columns: 1fr; gap: 2.5rem; }
  .video__inner--portrait .video__info { order: 1; }
  .video__inner--portrait .video__player { order: 2; }
  .video__embed { max-width: 320px; margin: 0 auto; }
  .cta__grid { grid-template-columns: 1fr; }
  .test__grid { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }

  .hero__stats { gap: 1.5rem; }
  .cert {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }
  .cert__title {
    font-size: 1.875rem;
    line-height: 1.2;
  }
  .cert__features { grid-template-columns: 1fr; }
  .cta__trust { flex-direction: column; align-items: center; }
}

@media (min-width: 1025px) {
  .cert__progress-line { display: block; }
}

@media (max-width: 640px) {
  .cert__grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }
  .hero__stats { flex-direction: column; gap: 1rem; }
}