/* ArgoMD v2 Design System - Mobile First */

:root {
  /* Brand Colors */
  --argo-green: #1c4231;
  --argo-green-light: #2d5a42;
  --argo-green-dark: #0f2e1f;
  --argo-gold: #d49e3f;
  --argo-gold-light: #e4b86a;
  --argo-gold-dark: #b8863b;
  
  /* Neutrals */
  --cream: #f5f3ee;
  --cream-dark: #e8e5de;
  --charcoal: #1a1a1a;
  --charcoal-light: #2d2d2d;
  --warm-gray: #5a5a5a;
  --light-gray: #8a8a8a;
  --white: #ffffff;
  
  /* Semantic */
  --success: #40916c;
  --warning: #e9c46a;
  --error: #e76f51;
  --info: #457b9d;
  
  /* Typography */
  --font-display: 'Cinzel', serif;
  --font-body: 'Lato', sans-serif;
  
  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;
  --space-5xl: 128px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
  --shadow-gold: 0 4px 20px rgba(212,158,63,0.25);
  
  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--charcoal);
  line-height: 1.6;
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--cream); }
::-webkit-scrollbar-thumb { background: var(--argo-green); border-radius: var(--radius-full); }

/* Selection */
::selection { background: var(--argo-gold); color: var(--charcoal); }

/* Typography - Mobile First */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); font-weight: 700; line-height: 1.2; }

/* Animations */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes pulse-gold {
  0%, 100% { box-shadow: 0 0 0 0 rgba(212,158,63,0.4); }
  50% { box-shadow: 0 0 0 10px rgba(212,158,63,0); }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }
.animate-delay-4 { transition-delay: 0.4s; }

/* ============================================
   NAVIGATION - MOBILE FIRST
   ============================================ */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 64px;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 1000;
  border-bottom: 1px solid rgba(28,66,49,0.06);
  transition: all var(--transition-base);
}

.nav.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
}

.logo-mark { width: 36px; height: 36px; object-fit: contain; }

.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  color: var(--argo-green);
  letter-spacing: 0.06em;
}

.logo-text span { color: var(--argo-gold); }

/* Mobile Menu Button */
.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 1001;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background: var(--charcoal);
  transition: all var(--transition-base);
  border-radius: 2px;
}

.mobile-menu-btn.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Nav Links - Mobile Drawer */
.nav-links {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  height: 100dvh;
  background: var(--white);
  flex-direction: column;
  align-items: flex-start;
  padding: 80px var(--space-xl) var(--space-xl);
  gap: var(--space-md);
  list-style: none;
  transition: right var(--transition-base);
  box-shadow: var(--shadow-xl);
  z-index: 999;
  display: flex;
}

.nav-links.active {
  right: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--charcoal);
  font-weight: 500;
  font-size: 18px;
  padding: var(--space-sm) 0;
  display: block;
  width: 100%;
  border-bottom: 1px solid var(--cream-dark);
}

.nav-links a:hover { color: var(--argo-green); }

.nav-cta {
  background: var(--argo-green);
  color: var(--white) !important;
  padding: 14px 24px !important;
  border-radius: var(--radius-full);
  font-weight: 600;
  text-align: center;
  margin-top: var(--space-md);
  border-bottom: none !important;
}

/* Overlay for mobile menu */
.nav-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 998;
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   HERO - MOBILE FIRST
   ============================================ */

.hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--cream) 0%, var(--white) 50%, var(--cream) 100%);
  padding-top: 64px;
}

.hero-bg-pattern {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: 
    radial-gradient(circle at 20% 80%, rgba(28,66,49,0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(212,158,63,0.05) 0%, transparent 50%);
  pointer-events: none;
}

.hero-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(212,158,63,0.12);
  color: var(--argo-gold-dark);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-md);
  width: fit-content;
  animation: fadeInUp 0.6s ease;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--argo-gold);
  border-radius: 50%;
  animation: pulse-gold 2s infinite;
}

.hero-title {
  font-size: clamp(32px, 8vw, 64px);
  color: var(--argo-green);
  line-height: 1.1;
  margin-bottom: var(--space-md);
  animation: fadeInUp 0.8s ease 0.1s both;
}

.hero-title em {
  color: var(--argo-gold);
  font-style: normal;
  position: relative;
}

.hero-title em::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  right: 0;
  height: 6px;
  background: rgba(212,158,63,0.2);
  z-index: -1;
}

.hero-subtitle {
  font-size: clamp(16px, 4vw, 20px);
  color: var(--warm-gray);
  margin-bottom: var(--space-xl);
  line-height: 1.6;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-ctas {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.8s ease 0.3s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 16px 32px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 16px;
  text-decoration: none;
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
  min-height: 56px;
  width: 100%;
}

.btn-primary {
  background: var(--argo-green);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(28,66,49,0.3);
}

.btn-primary:hover {
  background: var(--argo-green-light);
  transform: translateY(-2px);
}

.btn-secondary {
  background: transparent;
  border: 2px solid var(--argo-green);
  color: var(--argo-green);
}

.btn-secondary:hover {
  background: var(--argo-green);
  color: var(--white);
}

.hero-trust {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 14px;
  color: var(--warm-gray);
}

.hero-trust-item svg {
  width: 18px;
  height: 18px;
  color: var(--argo-gold);
  flex-shrink: 0;
}

/* Hero Visual - Mobile */
.hero-visual {
  position: relative;
  display: block;
  width: 100%;
}

.hero-image-container {
  position: relative;
  width: 100%;
}

.hero-image {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  animation: scaleIn 1s ease 0.3s both;
}

.hero-floating-card {
  position: absolute;
  background: var(--white);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  animation: float 3s ease-in-out infinite;
  font-size: 12px;
}

.hero-floating-card.card-1 {
  top: -10px;
  right: 10px;
}

.hero-floating-card.card-2 {
  bottom: 20px;
  left: 10px;
  animation-delay: 1.5s;
}

.hero-floating-card h4 {
  font-size: 12px;
  color: var(--argo-green);
  margin-bottom: 2px;
}

.hero-floating-card p {
  font-size: 11px;
  color: var(--warm-gray);
}

/* ============================================
   SECTIONS - MOBILE FIRST
   ============================================ */

.section {
  padding: var(--space-3xl) var(--space-md);
  position: relative;
}

.section-container {
  max-width: 1400px;
  margin: 0 auto;
}

.section-header {
  text-align: left;
  max-width: 100%;
  margin: 0 auto var(--space-xl);
}

.section-label {
  display: inline-block;
  color: var(--argo-gold);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: clamp(28px, 7vw, 48px);
  color: var(--argo-green);
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: 16px;
  color: var(--warm-gray);
  line-height: 1.6;
}

/* ============================================
   PROBLEM SECTION - MOBILE FIRST
   ============================================ */

.problem-section {
  background: var(--argo-green);
  color: var(--white);
}

.problem-section .section-title { color: var(--white); }
.problem-section .section-subtitle { color: rgba(255,255,255,0.8); }

.problem-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.problem-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: left;
  transition: all var(--transition-base);
}

.problem-card:active {
  background: rgba(255,255,255,0.12);
  transform: scale(0.98);
}

.problem-icon {
  width: 48px;
  height: 48px;
  background: rgba(212,158,63,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 24px;
}

.problem-card h3 {
  font-size: 20px;
  margin-bottom: var(--space-sm);
}

.problem-card p {
  font-size: 15px;
  color: rgba(255,255,255,0.75);
  line-height: 1.6;
}

/* ============================================
   HOW IT WORKS - MOBILE FIRST
   ============================================ */

.steps-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 0;
  left: 39px;
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, var(--argo-gold), var(--argo-green));
  z-index: 0;
}

.step-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  position: relative;
  z-index: 1;
}

.step-number {
  width: 80px;
  height: 80px;
  min-width: 80px;
  background: var(--white);
  border: 3px solid var(--argo-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--argo-gold);
  box-shadow: var(--shadow-md);
}

.step-content h3 {
  font-size: 20px;
  color: var(--argo-green);
  margin-bottom: var(--space-xs);
}

.step-content p {
  font-size: 15px;
  color: var(--warm-gray);
  line-height: 1.6;
}

/* ============================================
   TREATMENTS - MOBILE FIRST
   ============================================ */

.treatments-section {
  background: var(--cream);
}

.category-filter {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: var(--space-sm);
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.category-filter::-webkit-scrollbar { display: none; }

.filter-btn {
  padding: 10px 20px;
  border-radius: var(--radius-full);
  border: 2px solid var(--cream-dark);
  background: var(--white);
  color: var(--charcoal);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  flex-shrink: 0;
}

.filter-btn:hover, .filter-btn.active {
  background: var(--argo-green);
  color: var(--white);
  border-color: var(--argo-green);
}

.medication-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.medication-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.medication-card:active {
  transform: scale(0.98);
}

.medication-card-badge {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: var(--argo-gold);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  z-index: 2;
}

.medication-card-image {
  height: 160px;
  background: linear-gradient(135deg, var(--cream), var(--cream-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 56px;
  position: relative;
  overflow: hidden;
}

.medication-card-content {
  padding: var(--space-lg);
}

.medication-card h3 {
  font-size: 20px;
  color: var(--argo-green);
  margin-bottom: var(--space-xs);
}

.medication-card .category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-sm);
}

.medication-card .category-tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(28,66,49,0.08);
  color: var(--argo-green);
}

.medication-card p {
  font-size: 14px;
  color: var(--warm-gray);
  line-height: 1.5;
  margin-bottom: var(--space-md);
}

.medication-card-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.medication-card-price .price {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--argo-green);
}

.medication-card-price .period {
  font-size: 14px;
  color: var(--light-gray);
}

.medication-card .btn {
  width: 100%;
  padding: 14px;
  font-size: 15px;
  min-height: 52px;
}

/* ============================================
   SCIENCE SECTION - MOBILE FIRST
   ============================================ */

.science-section {
  background: var(--argo-green);
  color: var(--white);
}

.science-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.science-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
}

.science-card h3 {
  font-size: 20px;
  margin-bottom: var(--space-sm);
  color: var(--argo-gold);
}

.science-card p {
  font-size: 15px;
  color: rgba(255,255,255,0.8);
  line-height: 1.6;
}

/* ============================================
   STATS - MOBILE FIRST
   ============================================ */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  text-align: center;
}

.stat-item h3 {
  font-family: var(--font-display);
  font-size: clamp(32px, 10vw, 56px);
  color: var(--argo-gold);
  margin-bottom: var(--space-xs);
}

.stat-item p {
  font-size: 14px;
  color: var(--warm-gray);
  font-weight: 500;
}

/* ============================================
   TESTIMONIALS - MOBILE FIRST
   ============================================ */

.testimonials-section {
  background: var(--cream);
}

.testimonial-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-md);
}

.testimonial-stars {
  color: var(--argo-gold);
  font-size: 18px;
  margin-bottom: var(--space-md);
}

.testimonial-card p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--charcoal);
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--argo-green), var(--argo-gold));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}

.testimonial-author-info h4 {
  font-size: 15px;
  color: var(--argo-green);
  margin-bottom: 2px;
}

.testimonial-author-info span {
  font-size: 13px;
  color: var(--light-gray);
}

/* ============================================
   CTA SECTION - MOBILE FIRST
   ============================================ */

.cta-section {
  background: linear-gradient(135deg, var(--argo-green), var(--argo-green-dark));
  color: var(--white);
  text-align: center;
}

.cta-section .section-title { color: var(--white); }
.cta-section .section-subtitle { color: rgba(255,255,255,0.8); }

.cta-box {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

/* ============================================
   FOOTER - MOBILE FIRST
   ============================================ */

.footer {
  background: var(--charcoal);
  color: var(--white);
  padding: var(--space-3xl) var(--space-md) var(--space-xl);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
}

.footer-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-brand .logo-text {
  color: var(--white);
  font-size: 22px;
  margin-bottom: var(--space-md);
  display: block;
}

.footer-brand p {
  font-size: 14px;
  color: var(--light-gray);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.footer-social {
  display: flex;
  gap: var(--space-md);
}

.footer-social a {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  text-decoration: none;
  transition: all var(--transition-base);
  font-size: 18px;
}

.footer-links h4 {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-md);
  color: var(--white);
}

.footer-links a {
  display: block;
  color: var(--light-gray);
  text-decoration: none;
  margin-bottom: var(--space-sm);
  font-size: 14px;
  padding: var(--space-xs) 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--light-gray);
}

.footer-bottom-links {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
}

.footer-bottom-links a {
  font-size: 13px;
  color: var(--light-gray);
  text-decoration: none;
}

/* ============================================
   DESKTOP BREAKPOINTS (min-width)
   ============================================ */

@media (min-width: 640px) {
  .nav-container { padding: 0 var(--space-lg); }
  
  .hero-container { padding: var(--space-2xl) var(--space-lg); }
  
  .hero-ctas {
    flex-direction: row;
    flex-wrap: wrap;
  }
  
  .btn { width: auto; }
  
  .hero-trust {
    flex-direction: row;
    flex-wrap: wrap;
  }
  
  .section { padding: var(--space-4xl) var(--space-lg); }
  
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .medication-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .nav { height: 72px; }
  
  .nav-container { padding: 0 var(--space-xl); }
  
  .mobile-menu-btn { display: none; }
  
  .nav-links {
    position: static;
    width: auto;
    height: auto;
    background: transparent;
    flex-direction: row;
    padding: 0;
    gap: var(--space-xl);
    box-shadow: none;
    transition: none;
  }
  
  .nav-links a {
    font-size: 15px;
    padding: 0;
    border-bottom: none;
    position: relative;
  }
  
  .nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--argo-gold);
    transition: width var(--transition-base);
  }
  
  .nav-links a:hover::after { width: 100%; }
  
  .nav-cta {
    margin-top: 0;
    padding: 10px 24px !important;
  }
  
  .hero-container {
    flex-direction: row;
    align-items: center;
    gap: var(--space-3xl);
  }
  
  .hero-content { flex: 1; }
  
  .hero-visual { 
    flex: 1; 
    display: block;
  }
  
  .hero-title { font-size: clamp(40px, 5vw, 56px); }
  
  .section-header {
    text-align: center;
    max-width: 700px;
  }
  
  .problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }
  
  .steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
  }
  
  .steps-grid::before {
    display: none;
  }
  
  .step-card {
    flex-direction: column;
    text-align: center;
  }
  
  .science-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }
  
  .testimonial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }
  
  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
  
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

@media (min-width: 1024px) {
  .medication-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .hero-title {
    font-size: clamp(48px, 5vw, 64px);
  }
}