:root {
  /* Color Palette - Extracted from SattvaFuel packaging */
  --color-primary: #8B9A5C;
  --color-primary-dark: #6B7A4C;
  --color-secondary: #4A7C3F;
  --color-accent: #E07B39;
  --color-accent-hover: #C86A2E;
  --color-background: #F5F2E8;
  --color-surface: #FFFDF5;
  --color-text: #3D2914;
  --color-text-muted: #6B5D4D;
  --color-border: #E5E0D5;

  /* Typography */
  --font-heading: 'Lora', Georgia, serif;
  --font-body: 'Raleway', 'Segoe UI', sans-serif;

  /* Spacing Scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(61, 41, 20, 0.08);
  --shadow-md: 0 4px 12px rgba(61, 41, 20, 0.1);
  --shadow-lg: 0 8px 24px rgba(61, 41, 20, 0.12);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.5rem);
}

p {
  margin-bottom: var(--space-md);
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 253, 245, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-normal);
}

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

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  max-width: 1200px;
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

.nav-logo img {
  height: 40px;
  width: auto;
}

.nav-links {
  display: none;
  list-style: none;
  gap: var(--space-xl);
}

.nav-links a {
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition-fast);
  cursor: pointer;
}

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

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

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

/* Mobile Menu */
.nav-mobile {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-lg);
}

.nav-mobile.active {
  display: block;
}

.nav-mobile a {
  display: block;
  padding: var(--space-md) 0;
  font-weight: 500;
  border-bottom: 1px solid var(--color-border);
  cursor: pointer;
}

.nav-mobile a:last-child {
  border-bottom: none;
}

/* Desktop Nav */
@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }

  .nav-toggle {
    display: none;
  }
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(80px + var(--space-2xl)) var(--space-md) var(--space-2xl);
  background: linear-gradient(135deg, var(--color-background) 0%, #EAE7DC 100%);
}

.hero-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2xl);
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.hero-content {
  text-align: center;
  max-width: 600px;
}

.hero-badge {
  display: inline-block;
  background: var(--color-primary);
  color: white;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--space-lg);
}

.hero-title {
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.hero-title span {
  color: var(--color-primary);
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-accent);
  color: white;
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
  border: none;
}

.hero-cta:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
}

.hero-image {
  max-width: 320px;
  filter: drop-shadow(0 20px 40px rgba(61, 41, 20, 0.2));
}

@media (min-width: 768px) {
  .hero-container {
    flex-direction: row;
    justify-content: space-between;
  }

  .hero-content {
    text-align: left;
    flex: 1;
  }

  .hero-image {
    max-width: 400px;
  }
}

/* ===== BENEFITS SECTION ===== */
.benefits {
  padding: var(--space-3xl) var(--space-md);
  background: var(--color-surface);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-title {
  margin-bottom: var(--space-md);
}

.section-subtitle {
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
  max-width: 1000px;
  margin: 0 auto;
}

.benefit-card {
  background: var(--color-background);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  cursor: pointer;
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.benefit-icon {
  width: 64px;
  height: 64px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
}

.benefit-icon svg {
  width: 32px;
  height: 32px;
  stroke: white;
  fill: none;
  stroke-width: 2;
}

.benefit-card h3 {
  margin-bottom: var(--space-sm);
}

.benefit-card p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: 0;
}

/* ===== PRODUCT SECTION ===== */
.product {
  padding: var(--space-3xl) var(--space-md);
  background: var(--color-background);
}

.product-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2xl);
  max-width: 1000px;
  margin: 0 auto;
}

.product-image {
  max-width: 300px;
  filter: drop-shadow(0 16px 32px rgba(61, 41, 20, 0.15));
}

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

.product-tagline {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
}

.product-features {
  list-style: none;
  margin-bottom: var(--space-xl);
}

.product-features li {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  color: var(--color-text-muted);
}

.product-features svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-secondary);
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
}

.product-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-secondary);
  color: white;
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-full);
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-fast);
  border: none;
}

.product-cta:hover {
  background: var(--color-primary-dark);
}

@media (min-width: 768px) {
  .product-container {
    flex-direction: row;
  }

  .product-content {
    text-align: left;
    flex: 1;
  }

  .product-features li {
    justify-content: flex-start;
  }
}

/* ===== ABOUT SECTION ===== */
.about {
  padding: var(--space-3xl) var(--space-md);
  background: var(--color-primary);
  color: white;
}

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

.about h2 {
  color: white;
  margin-bottom: var(--space-lg);
}

.about p {
  opacity: 0.95;
  font-size: 1.0625rem;
  line-height: 1.8;
}

.about-trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 500;
}

.trust-item svg {
  width: 24px;
  height: 24px;
  stroke: white;
  fill: none;
  stroke-width: 2;
}

/* ===== CONTACT SECTION ===== */
.contact {
  padding: var(--space-3xl) var(--space-md);
  background: var(--color-surface);
}

.contact-container {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.contact h2 {
  margin-bottom: var(--space-md);
}

.contact p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}

.contact-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-full);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
}

.contact-btn--whatsapp {
  background: #25D366;
  color: white;
}

.contact-btn--whatsapp:hover {
  background: #1DA851;
}

.contact-btn--phone {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.contact-btn--phone:hover {
  background: var(--color-primary);
  color: white;
}

.contact-btn--feedback {
  background: transparent;
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.contact-btn--feedback:hover {
  background: var(--color-accent);
  color: white;
}

.contact-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

@media (min-width: 480px) {
  .contact-buttons {
    flex-direction: row;
    justify-content: center;
  }
}

/* ===== FOOTER ===== */
.footer {
  background: var(--color-text);
  color: rgba(255, 255, 255, 0.8);
  padding: var(--space-xl) var(--space-md);
  text-align: center;
}

.footer-brand {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-sm);
}

.footer p {
  font-size: 0.875rem;
  margin-bottom: 0;
}

/* ===== UTILITIES ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}