/* === Brand variables === */
:root {
  --navy: #1C2B35;
  --teal: #3E8E8C;
  --terracotta: #C96A4A;
  --amber: #F5C842;
  --white: #FFFFFF;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  color: var(--navy);
  line-height: 1.6;
}

h1, h2, .brand-name {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
}

a {
  text-decoration: none;
}

/* === Header === */
.site-header {
  background-color: var(--white);
  padding: 16px 24px;
  box-shadow: 0 1px 0 rgba(28, 43, 53, 0.08);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.logo-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  flex-shrink: 0;
}

.brand-name {
  color: var(--navy);
  font-size: 18px;
  letter-spacing: 0.5px;
  display: block;
}

.tagline {
  color: var(--teal);
  font-size: 13px;
  margin-top: 2px;
}

.header-cta {
  padding: 10px 20px;
  font-size: 14px;
  white-space: nowrap;
}

/* === Hero === */
.hero {
  background-color: var(--navy);
  background-image: radial-gradient(circle at 50% 0%, rgba(62, 142, 140, 0.18), transparent 60%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  text-align: center;
}

.hero-content {
  max-width: 800px;
}

.hero-eyebrow {
  display: inline-block;
  color: var(--amber);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero h1 {
  color: var(--white);
  font-size: clamp(32px, 6vw, 56px);
  line-height: 1.2;
  margin-bottom: 24px;
}

.hero-subtext {
  color: #D8DEE2;
  font-size: clamp(16px, 2vw, 20px);
  margin-bottom: 36px;
}

/* === Buttons === */
.btn {
  display: inline-block;
  padding: 16px 32px;
  border-radius: 8px;
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 16px;
  transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 14px rgba(28, 43, 53, 0.12);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-teal {
  background-color: var(--teal);
}

.btn-teal:hover {
  background-color: #357875;
}

.btn-amber {
  background-color: var(--amber);
  color: var(--navy);
}

.btn-amber:hover {
  background-color: #e0b62f;
}

.btn-outline {
  background-color: transparent;
  color: var(--terracotta);
  border: 2px solid var(--terracotta);
  box-shadow: none;
  padding: 14px 30px;
}

.btn-outline:hover {
  background-color: var(--terracotta);
  color: var(--white);
}

.btn-small {
  padding: 10px 20px;
}

/* === Why This Matters === */
.why-section {
  background-color: var(--white);
  padding: 80px 24px;
}

.section-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.why-section h2 {
  font-size: clamp(28px, 4vw, 36px);
  margin-bottom: 20px;
}

.why-section p {
  margin-bottom: 16px;
  color: #33424C;
}

.why-icon {
  margin-bottom: 20px;
}

/* === CTA Banner (funnel: mid-page reinforcement) === */
.cta-banner {
  background-color: var(--teal);
  padding: 72px 24px;
}

.cta-banner h2 {
  font-size: clamp(26px, 4vw, 34px);
  margin-bottom: 16px;
  color: var(--white);
}

.cta-banner p {
  margin-bottom: 28px;
  color: var(--white);
}

/* === YouTube Channel Section === */
.channel-section {
  background-color: #F4F5F6;
  padding: 80px 24px;
}

.channel-section h2 {
  font-size: clamp(28px, 4vw, 36px);
  margin-bottom: 20px;
  color: var(--navy);
}

.channel-section p {
  margin-bottom: 32px;
  color: #33424C;
}

/* === Footer === */
.site-footer {
  background-color: var(--navy);
  color: #D8DEE2;
  text-align: center;
  padding: 32px 24px;
  font-size: 13px;
}

.site-footer p {
  margin-bottom: 6px;
}

.footer-link {
  color: var(--amber);
}

.footer-link:hover {
  text-decoration: underline;
}

/* === Responsive === */
@media (max-width: 640px) {
  .header-inner {
    flex-direction: column;
    text-align: center;
  }

  .logo-group {
    justify-content: center;
  }

  .logo-text {
    text-align: left;
  }
}