@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,100..900;1,9..144,100..900&family=Plus+Jakarta+Sans:ital,wght@0,200..800;1,200..800&display=swap');

/* Design Tokens */
:root {
  --bg-primary: #fafaf9;
  --bg-secondary: #f5f5f4;
  --text-primary: #1c1917;
  --text-secondary: #57534e;
  --text-muted: #78716c;
  --accent-teal: #0f766e;
  --accent-teal-hover: #115e59;
  --accent-mint: #2dd4bf;
  --accent-mint-soft: #f0fdfa;
  --border-color: rgba(28, 25, 23, 0.08);
  --glass-bg: rgba(250, 250, 249, 0.75);
  --glass-border: rgba(28, 25, 23, 0.06);
  --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.02);
  --glow-color: rgba(13, 148, 136, 0.15);
  
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Fraunces', Georgia, serif;
  
  --container-max: 1100px;
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* SleepIQ Deep Nocturnal Theme */
.theme-dark {
  --bg-primary: #0a0f1d;
  --bg-secondary: #111827;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-teal: #2dd4bf;
  --accent-teal-hover: #14b8a6;
  --accent-mint: #0d9488;
  --accent-mint-soft: rgba(20, 184, 166, 0.1);
  --border-color: rgba(255, 255, 255, 0.08);
  --glass-bg: rgba(10, 15, 29, 0.8);
  --glass-border: rgba(255, 255, 255, 0.05);
  --card-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.3);
  --glow-color: rgba(45, 212, 191, 0.25);
}

/* RxLog Fresh Clinical Theme */
.theme-rxlog {
  --bg-primary: #fbfdfb;
  --bg-secondary: #eef7f1;
  --text-primary: #102018;
  --text-secondary: #4d5f55;
  --text-muted: #728076;
  --accent-teal: #1a936f;
  --accent-teal-hover: #14775b;
  --accent-mint: #f3a712;
  --accent-mint-soft: rgba(26, 147, 111, 0.1);
  --border-color: rgba(16, 32, 24, 0.09);
  --glass-bg: rgba(251, 253, 251, 0.82);
  --glass-border: rgba(16, 32, 24, 0.07);
  --card-shadow: 0 18px 36px -18px rgba(26, 64, 45, 0.2), 0 1px 3px rgba(16, 32, 24, 0.04);
  --glow-color: rgba(243, 167, 18, 0.18);
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.5s ease, color 0.5s ease;
  overflow-x: hidden;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Layout Utilities */
section {
  padding: 100px 0;
}

@media (max-width: 768px) {
  section {
    padding: 60px 0;
  }
}

/* Navigation Header */
.nav-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition-smooth);
}

.nav-header.scrolled {
  padding: 12px 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  transition: var(--transition-smooth);
}

.nav-header.scrolled .nav-container {
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.logo-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: url("assets/wheema-icon.svg") center / contain no-repeat;
  box-shadow: 0 0 15px var(--glow-color);
  animation: logoGlow 6s infinite alternate ease-in-out;
  flex: 0 0 28px;
}

@keyframes logoGlow {
  0% { transform: scale(1); }
  100% { transform: scale(1.06); }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-item {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  position: relative;
}

.nav-item:hover, .nav-item.active {
  color: var(--accent-teal);
}

.nav-item::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-teal);
  transition: var(--transition-smooth);
}

.nav-item:hover::after, .nav-item.active::after {
  width: 100%;
}

/* Dropdown Menu */
.dropdown {
  position: relative;
}

.dropdown-trigger {
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.dropdown:hover .dropdown-trigger, .dropdown-trigger:focus, .dropdown-trigger.active {
  color: var(--accent-teal);
}

.dropdown-icon {
  font-size: 0.75rem;
  transition: var(--transition-smooth);
}

.dropdown:hover .dropdown-icon {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 12px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  min-width: 180px;
  box-shadow: var(--card-shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition-smooth);
  overflow: hidden;
  z-index: 110;
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: block;
  padding: 12px 20px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.dropdown-link:hover {
  background-color: var(--accent-mint-soft);
  color: var(--accent-teal);
  padding-left: 24px;
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
  z-index: 200;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: var(--transition-smooth);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--bg-primary);
    border-left: 1px solid var(--border-color);
    flex-direction: column;
    align-items: flex-start;
    padding: 120px 40px;
    gap: 32px;
    transition: var(--transition-smooth);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.05);
  }
  
  .nav-links.open {
    right: 0;
  }
  
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    border: none;
    box-shadow: none;
    margin-top: 8px;
    padding-left: 16px;
    display: none;
  }
  
  .dropdown:hover .dropdown-menu {
    display: block;
  }
}

/* Hero Section Styles */
.hero {
  padding-top: 180px;
  padding-bottom: 120px;
  position: relative;
  overflow: hidden;
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 100px;
  background-color: var(--accent-mint-soft);
  color: var(--accent-teal);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  border: 1px solid rgba(45, 212, 191, 0.15);
  animation: pulseBadge 3s infinite ease-in-out;
}

@keyframes pulseBadge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-2px); }
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 500;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}

.hero h1 span {
  font-style: italic;
  font-weight: 400;
  background: linear-gradient(135deg, var(--accent-teal), var(--accent-teal-hover));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  position: relative;
}

.hero h1 span::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--accent-mint);
  opacity: 0.3;
  z-index: -1;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  font-weight: 300;
  max-width: 680px;
  margin-bottom: 40px;
}

/* Background elements */
.ambient-glow {
  position: absolute;
  top: -10%;
  right: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, var(--glow-color) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

/* Grid Layouts */
.grid-layout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

@media (max-width: 900px) {
  .grid-layout {
    grid-template-columns: repeat(2, 1fr);
  }
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.product-card {
  display: block;
  text-decoration: none;
  color: inherit;
}

.product-card-action {
  display: inline-block;
  margin-top: 24px;
  color: var(--accent-teal);
  font-size: 0.92rem;
  font-weight: 700;
}

@media (max-width: 760px) {
  .product-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .grid-layout {
    grid-template-columns: 1fr;
  }
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 500;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 48px;
  font-weight: 300;
}

/* Glowing Cards */
.card-glow {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 40px;
  border-radius: 24px;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.card-glow::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.05) 0%, transparent 100%);
  opacity: 0;
  transition: var(--transition-smooth);
}

.card-glow:hover {
  transform: translateY(-8px);
  border-color: var(--accent-mint);
  box-shadow: var(--card-shadow), 0 0 20px rgba(45, 212, 191, 0.1);
}

.card-glow:hover::before {
  opacity: 1;
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background-color: var(--bg-primary);
  display: grid;
  place-items: center;
  margin-bottom: 24px;
  border: 1px solid var(--border-color);
  color: var(--accent-teal);
  font-size: 1.25rem;
  transition: var(--transition-smooth);
}

.card-glow:hover .card-icon {
  background-color: var(--accent-teal);
  color: var(--bg-primary);
  box-shadow: 0 4px 15px rgba(13, 148, 136, 0.2);
}

.card-glow h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.card-glow p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 300;
}

/* SleepIQ Hero (Custom) */
.sleepiq-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
  padding-top: 160px;
  padding-bottom: 100px;
}

@media (max-width: 900px) {
  .sleepiq-hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-top: 120px;
  }
}

.sleepiq-hero-visual {
  width: 100%;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: var(--card-shadow), 0 0 40px rgba(45, 212, 191, 0.15);
  border: 1px solid var(--border-color);
  aspect-ratio: 3 / 4;
  position: relative;
}

.sleepiq-hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.sleepiq-hero-grid h1,
.rxlog-hero-grid h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 500;
  line-height: 1.08;
  color: var(--text-primary);
  margin-bottom: 28px;
  letter-spacing: 0;
}

.sleepiq-hero-grid h1 span,
.rxlog-hero-grid h1 span {
  font-style: italic;
  font-weight: 400;
  background: linear-gradient(135deg, var(--accent-teal), var(--accent-teal-hover));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  position: relative;
}

.sleepiq-hero-grid h1 span::after,
.rxlog-hero-grid h1 span::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--accent-mint);
  opacity: 0.28;
  z-index: -1;
}

/* RxLog Product Page */
.rxlog-hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  padding-top: 160px;
  padding-bottom: 100px;
  position: relative;
}

@media (max-width: 900px) {
  .rxlog-hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-top: 120px;
  }
}

.rxlog-hero-visual {
  width: 100%;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: var(--card-shadow), 0 0 36px rgba(243, 167, 18, 0.18);
  border: 1px solid var(--border-color);
  aspect-ratio: 2 / 3;
  background-color: var(--bg-secondary);
}

.rxlog-hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.rxlog-safety-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 40px;
  border: 1px solid var(--border-color);
  border-radius: 24px;
  background-color: var(--bg-secondary);
  box-shadow: var(--card-shadow);
}

.rxlog-safety-panel h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 500;
  line-height: 1.15;
  margin-bottom: 12px;
}

.rxlog-safety-panel p {
  color: var(--text-secondary);
  font-weight: 300;
  max-width: 700px;
}

@media (max-width: 768px) {
  .rxlog-safety-panel {
    align-items: flex-start;
    flex-direction: column;
    padding: 28px;
  }
}

/* Buttons */
.cta-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-smooth);
  cursor: pointer;
}

.btn-primary {
  background-color: var(--accent-teal);
  color: var(--bg-primary);
  border: 1px solid var(--accent-teal);
  box-shadow: 0 4px 20px rgba(13, 148, 136, 0.15);
}

.btn-primary:hover {
  background-color: var(--accent-teal-hover);
  border-color: var(--accent-teal-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(13, 148, 136, 0.25);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--bg-secondary);
  border-color: var(--text-primary);
  transform: translateY(-2px);
}

.btn-disabled,
.btn-disabled:hover {
  opacity: 0.62;
  cursor: default;
  pointer-events: none;
  transform: none;
  box-shadow: none;
}

/* Footer Section */
footer.global-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 80px 0 40px;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

.footer-brand h4 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 280px;
  font-weight: 300;
}

.footer-links-col h5 {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-links-col ul {
  list-style: none;
}

.footer-links-col ul li {
  margin-bottom: 12px;
}

.footer-links-col ul li a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.footer-links-col ul li a:hover {
  color: var(--accent-teal);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

@media (max-width: 600px) {
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

/* Privacy Layout */
.privacy-container {
  padding-top: 160px;
  padding-bottom: 100px;
  max-width: 760px;
  margin: 0 auto;
}

.privacy-container h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 500;
  margin-bottom: 24px;
}

.privacy-meta {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 40px;
}

.privacy-content h2 {
  font-family: var(--font-sans);
  font-size: 1.5rem;
  font-weight: 600;
  margin-top: 40px;
  margin-bottom: 16px;
}

.privacy-content p {
  margin-bottom: 20px;
  color: var(--text-secondary);
  font-weight: 300;
  font-size: 1.05rem;
}

.privacy-content ul {
  margin-bottom: 24px;
  padding-left: 20px;
  color: var(--text-secondary);
  font-weight: 300;
}

.privacy-content li {
  margin-bottom: 8px;
}

.privacy-content a {
  color: var(--accent-teal);
  font-weight: 600;
}

/* Scroll Fade In Animation class */
.fade-in-section {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in-section.visible {
  opacity: 1;
  transform: translateY(0);
}