/* ============================================
   Oral Dissolving Peptides — Stylesheet
   Design: Elevated Clinical — Matching CLL
   Palette: Warm Cream / Deep Navy / Champagne Gold / Soft Rose
   Typography: Playfair Display + DM Sans
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Core Palette (matched to CLL) */
  --cream:         #FAF7F2;
  --cream-dark:    #F0EBE1;
  --navy:          #1B2A4A;
  --navy-light:    #253659;
  --navy-deep:     #111D33;
  --gold:          #B8934A;
  --gold-light:    #CEAB6A;
  --gold-muted:    rgba(184,147,74,0.15);
  --rose:          #C97B84;
  --rose-light:    #D4949C;
  --rose-muted:    rgba(201,123,132,0.1);
  --tint:          #D6DDE8;
  --tint-light:    #E8ECF2;
  --white:         #FFFFFF;
  --text-dark:     #2D2D2D;
  --text-medium:   #5A5A5A;
  --text-light:    #FAF7F2;
  --border-color:  #E2E2E2;

  /* Typography */
  --font-display:  'Playfair Display', Georgia, serif;
  --font-body:     'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Radii */
  --radius:        10px;
  --radius-lg:     16px;
  --radius-xl:     24px;

  /* Shadows */
  --shadow-sm:     0 1px 3px rgba(27,42,74,0.04), 0 1px 2px rgba(27,42,74,0.06);
  --shadow:        0 4px 16px rgba(27,42,74,0.06), 0 1px 3px rgba(27,42,74,0.04);
  --shadow-lg:     0 12px 40px rgba(27,42,74,0.08), 0 4px 12px rgba(27,42,74,0.04);
  --shadow-gold:   0 4px 20px rgba(184,147,74,0.15);

  /* Transitions */
  --ease:          cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition:    0.35s var(--ease);
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--cream);
  line-height: 1.7;
}

a {
  color: var(--gold);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--gold-light);
}

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

/* --- Layout Helpers --- */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2rem);
}

.section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.section--alt {
  background: var(--white);
}

.text-center {
  text-align: center;
}

/* --- Typography --- */
h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

h4 {
  font-family: var(--font-body);
  color: var(--navy);
  line-height: 1.3;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: 1.25rem; }

p {
  margin-bottom: 1rem;
}

.lead-text {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-medium);
}

/* --- Section Labels & Subtitles --- */
.section-label {
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 2.5px;
  color: var(--gold);
  font-weight: 700;
  margin-bottom: 0.5rem;
  font-family: var(--font-body);
}

.section-subtitle {
  color: var(--text-medium);
  font-size: 1.05rem;
  max-width: 640px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.text-center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

.fine-print {
  font-size: 0.75rem;
  color: #999;
  margin-top: 1.5rem;
}

/* =============================================
   HEADER
   ============================================= */

.site-header {
  background: var(--navy);
  color: #fff;
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.12);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
}

.site-header__brand {
  font-family: var(--font-body);
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.site-header__brand a { color: #fff; }
.site-header__brand span { color: var(--gold); }

/* Nav */
.site-nav {
  display: flex;
  gap: 0.25rem;
  list-style: none;
}

.site-nav a {
  display: block;
  padding: 0.5rem 0.75rem;
  color: var(--tint);
  font-size: 0.9rem;
  border-radius: 4px;
  transition: color .2s, background .2s;
}

.site-nav a:hover,
.site-nav a.active {
  color: #fff;
  background: rgba(255,255,255,.1);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
}

/* =============================================
   HERO
   ============================================= */

.hero {
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 50%, var(--navy-light) 100%);
  color: #fff;
  padding: clamp(3rem, 8vw, 5rem) 0 clamp(2.5rem, 6vw, 4rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 3rem;
  align-items: center;
  text-align: left;
}

.hero-image img {
  width: 100%;
  max-width: 420px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
}

.hero h1 {
  color: #fff;
  font-size: clamp(1.6rem, 4vw, 2.65rem);
  margin-bottom: 0.75rem;
  line-height: 1.15;
}

.hero h1 span {
  color: var(--gold);
}

.hero .subtitle {
  font-size: 1.1rem;
  color: var(--tint);
  max-width: 600px;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.hero .patented-badge {
  display: inline-block;
  background: var(--gold-muted);
  border: 1px solid var(--gold);
  color: var(--gold-light);
  padding: 6px 20px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 1.75rem;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  font-family: var(--font-body);
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}

/* =============================================
   BUTTONS
   ============================================= */

.btn {
  display: inline-block;
  background: var(--gold);
  color: #fff;
  padding: 0.75rem 2rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: background .2s, transform .15s, box-shadow .2s;
}

.btn:hover {
  background: var(--gold-light);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold);
}

.btn--large {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
}

.btn--outline {
  background: transparent;
  border: 2px solid var(--gold);
  color: var(--gold-light);
}

.btn--outline:hover {
  background: var(--gold);
  color: #fff;
}

.sub-cta {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--tint);
}

/* =============================================
   CTA BAR (mid-page)
   ============================================= */

.cta-bar {
  background: var(--gold);
  padding: 1.75rem 0;
  text-align: center;
}

.cta-bar .container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.cta-bar p {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 0;
}

.cta-bar .btn {
  background: var(--navy);
  color: #fff;
  white-space: nowrap;
}

.cta-bar .btn:hover {
  background: var(--navy-deep);
  box-shadow: none;
}

/* Sticky mobile CTA */
.mobile-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--navy);
  padding: 0.75rem 1rem;
  z-index: 150;
  box-shadow: 0 -4px 12px rgba(0,0,0,0.15);
  text-align: center;
}

.mobile-cta .btn {
  width: 100%;
  padding: 0.85rem;
  font-size: 1rem;
}

/* =============================================
   SCIENCE SECTION — SVG Infographic
   ============================================= */

.science-hero {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3.5rem;
  align-items: start;
}

.absorption-svg {
  width: 100%;
  max-width: 520px;
  height: auto;
  margin: 0 auto;
  display: block;
}

/* Science proof stats */
.science-proof {
  display: flex;
  gap: 2rem;
  margin: 1.5rem 0 0.5rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--cream-dark);
  border-bottom: 1px solid var(--cream-dark);
}

.proof-stat {
  display: flex;
  flex-direction: column;
}

.proof-number {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1;
}

.proof-number--bad { color: var(--rose); }
.proof-number--good { color: var(--navy); }
.proof-number--neutral { color: var(--text-medium); }

.proof-desc {
  font-size: 0.78rem;
  color: var(--text-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 0.25rem;
}

/* =============================================
   NO-MD / UNLOCK SECTION
   ============================================= */

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

.unlock-card {
  background: var(--cream);
  border: 1px solid var(--cream-dark);
  border-radius: var(--radius-lg);
  padding: 0;
  overflow: hidden;
  transition: box-shadow var(--transition), transform .2s;
}

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

.unlock-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.unlock-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  padding: 1.5rem 1.5rem 0;
}

.unlock-card p {
  color: var(--text-medium);
  font-size: 0.95rem;
  margin-bottom: 0;
  line-height: 1.7;
  padding: 0 1.5rem 1.5rem;
}

/* =============================================
   REVENUE CALCULATOR
   ============================================= */

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

.revenue-card {
  background: var(--white);
  border: 2px solid var(--cream-dark);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
  transition: box-shadow var(--transition);
}

.revenue-card:hover {
  box-shadow: var(--shadow);
}

.revenue-card--featured {
  border-color: var(--gold);
  box-shadow: var(--shadow-gold);
  transform: scale(1.03);
}

.revenue-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-body);
  padding: 4px 16px;
  border-radius: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  white-space: nowrap;
}

.revenue-tagline {
  color: var(--text-medium);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.revenue-number {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.revenue-period {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-medium);
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.revenue-details {
  list-style: none;
  text-align: left;
}

.revenue-details li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.88rem;
  color: var(--text-medium);
  margin-bottom: 0.5rem;
  line-height: 1.5;
}

.revenue-details li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
}

/* =============================================
   PATIENT CONVERSATION
   ============================================= */

.conversation-layout {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 3rem;
  align-items: center;
}

.conversation-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.conversation-example {
  margin: 1.75rem 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.chat-bubble {
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-lg);
  font-size: 0.95rem;
  line-height: 1.7;
}

.chat-bubble--provider {
  background: var(--white);
  border: 1px solid var(--cream-dark);
  border-bottom-left-radius: 4px;
}

.chat-bubble--patient {
  background: var(--cream);
  border: 1px solid var(--cream-dark);
  border-bottom-right-radius: 4px;
  margin-left: 2rem;
}

.chat-role {
  display: block;
  font-weight: 700;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gold);
  margin-bottom: 0.35rem;
}

.chat-bubble--patient .chat-role {
  color: var(--text-medium);
}

/* =============================================
   PRODUCT CARDS
   ============================================= */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--white);
  border: 1px solid var(--cream-dark);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  text-align: left;
  transition: box-shadow var(--transition), transform .2s;
}

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

.card-image {
  width: 100%;
  max-width: 180px;
  height: auto;
  display: block;
  margin: 0 auto 1rem;
  border-radius: 8px;
}

.card .tag {
  display: inline-block;
  background: var(--gold-muted);
  color: var(--gold);
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-body);
  padding: 4px 12px;
  border-radius: 12px;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.card h3 {
  margin-bottom: 0.25rem;
  font-size: 1.2rem;
}

.card .peptide-name {
  font-size: 0.85rem;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 0.6rem;
  font-family: var(--font-body);
}

.card p {
  font-size: 0.92rem;
  color: var(--text-medium);
  line-height: 1.6;
}

/* --- Coming Soon Card --- */
.coming-soon {
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  color: #fff;
  text-align: center;
  margin-top: 2rem;
}

.coming-soon .badge {
  display: inline-block;
  background: var(--gold);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-body);
  padding: 4px 14px;
  border-radius: 12px;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.coming-soon h3 {
  color: #fff;
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

.coming-soon p {
  color: var(--tint);
  max-width: 520px;
  margin: 0 auto;
}

/* =============================================
   ADVANTAGES GRID
   ============================================= */

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

.adv-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.5rem;
  border-radius: var(--radius);
  background: var(--cream);
  border: 1px solid var(--cream-dark);
  transition: box-shadow .2s;
}

.adv-item:hover {
  box-shadow: var(--shadow-sm);
}

.adv-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: var(--gold-muted);
  display: flex;
  align-items: center;
  justify-content: center;
}

.adv-item h4 {
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.adv-item p {
  color: var(--text-medium);
  font-size: 0.88rem;
  margin-bottom: 0;
  line-height: 1.6;
}

/* =============================================
   STEPS
   ============================================= */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  counter-reset: step;
}

.step {
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--cream-dark);
}

.step::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--navy);
  color: var(--gold-light);
  border-radius: 50%;
  font-size: 1.15rem;
  font-weight: 700;
  font-family: var(--font-display);
  margin-bottom: 1rem;
}

.step h3 {
  margin-bottom: 0.4rem;
  font-size: 1.05rem;
}

.step p {
  font-size: 0.92rem;
  color: var(--text-medium);
  line-height: 1.6;
}

/* =============================================
   OFFER SECTION
   ============================================= */

.offer-section {
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 50%, var(--navy-light) 100%);
  color: #fff;
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

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

.offer-item {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  transition: background .2s;
}

.offer-item:hover {
  background: rgba(255,255,255,0.1);
}

.offer-item h4 {
  color: var(--gold-light);
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

.offer-item p {
  color: var(--tint);
  font-size: 0.92rem;
  margin-bottom: 0;
  line-height: 1.6;
}

/* =============================================
   WHO QUALIFIES
   ============================================= */

.qual-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.qual-item {
  padding: 1rem;
  background: var(--white);
  border: 1px solid var(--cream-dark);
  border-radius: var(--radius);
  font-size: 0.95rem;
  color: var(--navy);
  font-weight: 600;
  text-align: center;
  transition: border-color var(--transition);
}

.qual-item:hover {
  border-color: var(--gold);
}

/* =============================================
   FINAL CTA
   ============================================= */

.final-cta {
  background: var(--cream-dark);
}

.final-cta h2 {
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* =============================================
   FOOTER
   ============================================= */

.site-footer {
  background: var(--navy-deep);
  color: var(--tint);
  padding: 3rem 0 1.5rem;
  font-size: 0.88rem;
}

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

.footer-grid h4 {
  color: var(--cream);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

.footer-grid p { margin-bottom: 0.4rem; }

.footer-grid a {
  color: var(--tint);
  display: block;
  margin-bottom: 0.4rem;
  transition: color .2s;
}

.footer-grid a:hover { color: var(--gold); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 1rem;
  text-align: center;
  color: var(--text-medium);
  font-size: 0.82rem;
}

/* =============================================
   FORMS (contact page)
   ============================================= */

.form-wrapper {
  max-width: 560px;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow);
}

.form-wrapper h3 {
  font-size: 1.3rem;
  text-align: center;
  margin-bottom: 0.25rem;
}

.form-sub {
  color: var(--text-medium);
  text-align: center;
  margin-bottom: 1.75rem;
  font-size: 0.92rem;
}

.form-group { margin-bottom: 1rem; }

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.3rem;
  font-size: 0.88rem;
  color: var(--navy);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 1px solid var(--cream-dark);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  background: var(--cream);
  transition: border-color .2s, box-shadow .2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-muted);
  background: var(--white);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

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

/* SMS Consent Section — A2P Compliance */
.consent-section {
  margin: 1.5rem 0;
  padding: 1.25rem;
  background: var(--cream);
  border-radius: 8px;
  border: 1px solid var(--cream-dark);
}
.consent-section h4 {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.consent-group {
  margin-bottom: 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}
.consent-group input[type="checkbox"] {
  margin-top: 0.25rem;
  min-width: 18px;
  min-height: 18px;
}
.consent-group label {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-medium);
  font-weight: 400;
  display: inline;
}
.form-legal {
  margin-top: 0.75rem;
  font-size: 0.8rem;
  line-height: 1.5;
  color: #666;
}
.form-legal a { text-decoration: underline; }

/* --- Two-column layout --- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

/* --- Contact Info --- */
.contact-info dt { font-weight: 600; color: var(--navy); margin-top: 0.75rem; }
.contact-info dd { margin-left: 0; color: var(--text-medium); }

/* --- Thank You --- */
.thank-you { display: none; text-align: center; padding: 2.5rem 1.25rem; }
.thank-you h3 { color: #38a169; font-size: 1.4rem; margin-bottom: 0.75rem; }
.thank-you p { color: var(--text-medium); }

/* --- Legal Pages --- */
.legal { max-width: 800px; margin: 0 auto; padding: 2.5rem 1.25rem; }
.legal h2 { margin-top: 2rem; margin-bottom: 0.5rem; font-size: 1.35rem; }
.legal h3 { margin-top: 1.5rem; margin-bottom: 0.4rem; }
.legal ul, .legal ol { margin: 0.5rem 0 1rem 1.5rem; }
.legal li { margin-bottom: 0.35rem; }
.legal p { color: #444; }

/* --- Page Header --- */
.page-header {
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
  color: #fff;
  padding: 2.5rem 0;
  text-align: center;
}
.page-header h1 { color: #fff; margin-bottom: 0.25rem; }
.page-header p { color: var(--tint); }

/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1.2fr 0.8fr; gap: 2rem; }
  .science-hero { grid-template-columns: 1fr; }
  .science-hero__visual { order: 1; }
  .conversation-layout { grid-template-columns: 1fr; }
  .conversation-image { max-width: 300px; margin: 0 auto; }
  .revenue-grid { grid-template-columns: 1fr; max-width: 420px; margin-left: auto; margin-right: auto; }
  .revenue-card--featured { transform: none; }
  .offer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .site-nav {
    display: none; flex-direction: column; position: absolute;
    top: 64px; left: 0; right: 0; background: var(--navy);
    padding: 0.5rem 1rem 1rem; box-shadow: 0 4px 12px rgba(0,0,0,.2); z-index: 200;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 0.75rem 0.5rem; font-size: 1rem; }

  .hero { padding: 2.5rem 0 2rem; }
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-image { order: -1; max-width: 100%; margin: 0 auto 1rem; }
  .hero-ctas { justify-content: center; }
  .hero .subtitle { font-size: 0.95rem; }
  .patented-badge { font-size: 0.7rem; padding: 5px 14px; }
  .btn--large { padding: 0.85rem 2rem; font-size: 1rem; width: 100%; text-align: center; }

  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.3rem; }
  .section { padding: 2.5rem 0; }
  .offer-section { padding: 2.5rem 0; }

  .cta-bar .container { flex-direction: column; text-align: center; gap: 1rem; }
  .cta-bar .btn { width: 100%; }

  .absorption-svg { max-width: 100%; }
  .unlock-grid { grid-template-columns: 1fr; }
  .revenue-grid { grid-template-columns: 1fr; max-width: 100%; }
  .revenue-card--featured { transform: none; }
  .conversation-layout { grid-template-columns: 1fr; }
  .conversation-image { order: -1; max-width: 100%; margin: 0 auto 1.5rem; }
  .chat-bubble--patient { margin-left: 0; }

  .two-col, .adv-grid, .offer-grid, .qual-grid, .science-hero { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; gap: 1rem; }
  .card { padding: 1.25rem; }
  .qual-grid { grid-template-columns: 1fr 1fr; gap: 0.5rem; }
  .offer-item { padding: 1.25rem; }
  .form-row { grid-template-columns: 1fr; }
  .form-wrapper { padding: 1.5rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.25rem; }
  .footer-bottom { font-size: 0.75rem; line-height: 1.5; }
  .coming-soon { padding: 1.5rem; }
  .coming-soon h3 { font-size: 1.2rem; }
  .adv-item { padding: 1rem; }
  .page-header { padding: 1.5rem 0; }
  .legal { padding: 1.5rem 1rem; }
  .science-proof { flex-wrap: wrap; gap: 1rem; }
  .unlock-image { height: 180px; }
}

.mobile-cta { display: block; }
body { padding-bottom: 70px; }

@media (max-width: 380px) {
  .hero h1 { font-size: 1.3rem; }
  .qual-grid { grid-template-columns: 1fr; }
  .absorption-svg { max-width: 100%; }
  .unlock-image { height: 150px; }
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.faq-item {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 1px 3px rgba(27,42,74,0.04);
  transition: 0.3s ease;
}
.faq-item[open] {
  box-shadow: 0 4px 16px rgba(27,42,74,0.08);
  border-color: var(--gold);
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  outline: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--gold);
  flex-shrink: 0;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item summary h3 {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--navy);
  margin: 0;
  line-height: 1.4;
}
.faq-item p {
  margin-top: 1rem;
  color: var(--text-medium);
  font-size: 0.97rem;
  line-height: 1.7;
}
.faq-item a { color: var(--gold); text-decoration: underline; font-weight: 500; }

/* ========================================
   Blog
   ======================================== */
.blog-hero {
  padding: 5rem 1.5rem 3rem;
  text-align: center;
  background: var(--cream);
}
.blog-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  color: var(--navy);
  margin-bottom: 1rem;
}
.blog-hero p {
  max-width: 640px;
  margin: 0 auto;
  color: var(--text-medium);
  font-size: 1.1rem;
  line-height: 1.6;
}
.blog-grid {
  max-width: 1140px;
  margin: 3rem auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}
.blog-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  overflow: hidden;
  transition: 0.3s ease;
  display: flex;
  flex-direction: column;
}
.blog-card:hover {
  box-shadow: 0 12px 40px rgba(27,42,74,0.08);
  transform: translateY(-2px);
  border-color: var(--gold);
}
.blog-card__image {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-light);
  font-family: var(--font-display);
  font-size: 1.4rem;
  text-align: center;
  padding: 1rem;
}
.blog-card__body {
  padding: 1.5rem 1.75rem 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.blog-card__meta {
  font-size: 0.8rem;
  color: var(--text-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}
.blog-card__category { color: var(--gold); font-weight: 600; }
.blog-card h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--navy);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}
.blog-card p {
  color: var(--text-medium);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex: 1;
}
.blog-card a.read-more {
  color: var(--gold);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  align-self: flex-start;
}
.blog-card a.read-more:hover { color: var(--gold-light); }

/* Single post */
.post-hero {
  padding: 4rem 1.5rem 2rem;
  background: var(--cream);
  text-align: center;
}
.post-hero .breadcrumb {
  font-size: 0.85rem;
  color: var(--text-medium);
  margin-bottom: 1rem;
}
.post-hero .breadcrumb a { color: var(--gold); text-decoration: none; }
.post-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3rem);
  color: var(--navy);
  max-width: 820px;
  margin: 0 auto 1rem;
  line-height: 1.2;
}
.post-hero .post-meta { font-size: 0.9rem; color: var(--text-medium); }
.post-hero .post-meta .author { color: var(--navy); font-weight: 600; }
.post-body {
  max-width: 720px;
  margin: 2.5rem auto 4rem;
  padding: 0 1.5rem;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-dark);
}
.post-body h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--navy);
  margin: 2.5rem 0 1rem;
  line-height: 1.3;
}
.post-body h3 {
  font-family: var(--font-body);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy);
  margin: 2rem 0 0.75rem;
}
.post-body p { margin-bottom: 1.25rem; }
.post-body ul, .post-body ol { margin: 1rem 0 1.5rem 1.5rem; }
.post-body li { margin-bottom: 0.5rem; }
.post-body a { color: var(--gold); text-decoration: underline; font-weight: 500; }
.post-body a:hover { color: var(--gold-light); }
.post-cta {
  background: var(--navy);
  color: var(--text-light);
  padding: 2.5rem;
  border-radius: 16px;
  margin: 3rem 0 0;
  text-align: center;
}
.post-cta h3 {
  font-family: var(--font-display);
  color: var(--text-light);
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}
.post-cta p { color: rgba(250,247,242,0.85); margin-bottom: 1.5rem; }
.post-body .post-cta a.btn,
.post-body a.btn--large.btn { color: var(--white); text-decoration: none; }
.post-body .post-cta a:hover { color: var(--white); }
.post-faq { margin: 3rem 0 0; }
.post-faq h2 { margin-bottom: 1.25rem; }