/* ============================================
   LIVIFYX - Main Stylesheet
   Palette: Dusty Blue
   Style: Warm Modern
   ============================================ */

/* CSS Variables */
:root {
  /* Colors */
  --color-accent: #6B8E9F;
  --color-accent-light: #9FBBC9;
  --color-accent-dark: #4A6670;
  --color-bg: #FAFBFC;
  --color-bg-alt: #EDF1F3;
  --color-text: #2a2a2a;
  --color-text-light: #666666;
  --color-text-muted: #888888;
  --color-border: #E5E9EB;
  --color-white: #FFFFFF;
  
  /* Typography */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 60px;
  --space-3xl: 80px;
  
  /* Container */
  --container-max: 1200px;
  --container-padding: 24px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

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

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

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

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

.logo__icon {
  width: 36px;
  height: 36px;
}

.logo__text {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: 3px;
  color: var(--color-text);
}

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

.nav__link {
  font-size: 13px;
  color: var(--color-text-light);
  transition: color var(--transition-fast);
  position: relative;
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-accent);
}

.nav__link--active::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  transition: var(--transition-fast);
}

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

.hero {
  padding: var(--space-3xl) 0;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.hero__label {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 400;
  font-style: italic;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
}

.hero__description {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.7;
  max-width: 420px;
  margin-bottom: var(--space-xl);
}

.hero__image {
  background: var(--color-bg-alt);
  aspect-ratio: 4/3;
  border-radius: 6px;
  overflow: hidden;
}

.hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 14px 32px;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-accent-dark);
}

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

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

.btn--amazon {
  background: #FF9900;
  color: var(--color-text);
  font-weight: 600;
}

.btn--amazon:hover {
  background: #E88B00;
}

/* ============================================
   SECTION HEADERS
   ============================================ */

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--space-lg);
  margin-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

.section-header__title {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.section-header__link {
  font-size: 13px;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 6px;
}

.section-header__link:hover {
  color: var(--color-accent-dark);
}

/* ============================================
   CATEGORY CARDS (Homepage)
   ============================================ */

.categories {
  padding: var(--space-2xl) 0;
}

.categories__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.category-card {
  background: var(--color-white);
  border-radius: 6px;
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(107, 142, 159, 0.15);
}

.category-card__image {
  background: var(--color-bg-alt);
  aspect-ratio: 16/10;
  overflow: hidden;
}

.category-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.category-card:hover .category-card__image img {
  transform: scale(1.05);
}

.category-card__content {
  padding: var(--space-lg);
}

.category-card__title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 400;
  font-style: italic;
  margin-bottom: var(--space-sm);
}

.category-card__count {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ============================================
   PRODUCT GRID
   ============================================ */

.products {
  padding: var(--space-2xl) 0;
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.product-card {
  cursor: pointer;
}

.product-card__image {
  background: var(--color-bg-alt);
  aspect-ratio: 1;
  border-radius: 6px;
  margin-bottom: var(--space-md);
  overflow: hidden;
  position: relative;
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.product-card:hover .product-card__image img {
  transform: scale(1.05);
}

.product-card__tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 2px;
}

.product-card__tag--hot {
  background: #E63946;
}

.product-card__title {
  font-family: var(--font-serif);
  font-size: 15px;
  font-style: italic;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.product-card__price {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-accent);
  font-weight: 500;
}

/* ============================================
   PRODUCT DETAIL (Category Page)
   ============================================ */

.product-item {
  display: grid;
  grid-template-columns: 200px 1fr auto;
  gap: var(--space-xl);
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--color-border);
  align-items: center;
}

.product-item:last-child {
  border-bottom: none;
}

.product-item__image {
  background: var(--color-bg-alt);
  aspect-ratio: 1;
  border-radius: 6px;
  overflow: hidden;
}

.product-item__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-item__content {
  flex: 1;
}

.product-item__tag {
  display: inline-block;
  background: var(--color-accent-light);
  color: var(--color-accent-dark);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 2px;
  margin-bottom: var(--space-sm);
}

.product-item__title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  font-style: italic;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.product-item__description {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  max-width: 500px;
}

.product-item__action {
  text-align: right;
}

.product-item__price {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

/* ============================================
   PAGE HEADER (Category Pages)
   ============================================ */

.page-header {
  padding: var(--space-2xl) 0;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.page-header__label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.page-header__title {
  font-family: var(--font-serif);
  font-size: 42px;
  font-weight: 400;
  font-style: italic;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.page-header__description {
  font-size: 16px;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

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

.footer {
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  padding: var(--space-2xl) 0 var(--space-xl);
  margin-top: var(--space-3xl);
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
}

.footer__brand {
  max-width: 280px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--space-md);
}

.footer__logo-icon {
  width: 28px;
  height: 28px;
}

.footer__logo-text {
  font-size: 14px;
  letter-spacing: 2px;
}

.footer__tagline {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.footer__column-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.footer__links {
  list-style: none;
}

.footer__links li {
  margin-bottom: var(--space-sm);
}

.footer__links a {
  font-size: 14px;
  color: var(--color-text-light);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--color-accent);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-xl);
  margin-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.footer__copyright {
  font-size: 13px;
  color: var(--color-text-muted);
}

.footer__legal a {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-left: var(--space-lg);
}

.footer__legal a:hover {
  color: var(--color-accent);
}

/* ============================================
   AFFILIATE DISCLOSURE
   ============================================ */

.affiliate-disclosure {
  background: var(--color-bg-alt);
  padding: var(--space-md) var(--space-lg);
  border-radius: 4px;
  margin: var(--space-xl) 0;
}

.affiliate-disclosure p {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================
   STATIC PAGES (Privacy, Terms)
   ============================================ */

.static-page {
  padding: var(--space-2xl) 0 var(--space-3xl);
}

.static-page__content {
  max-width: 800px;
  margin: 0 auto;
}

.static-page__content h1 {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 400;
  font-style: italic;
  margin-bottom: var(--space-xl);
}

.static-page__content h2 {
  font-size: 18px;
  font-weight: 600;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.static-page__content p {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.static-page__content ul {
  margin-left: var(--space-lg);
  margin-bottom: var(--space-md);
}

.static-page__content li {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: var(--space-sm);
}

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

@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .hero__title {
    font-size: 36px;
  }
  
  .categories__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .products__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .footer__inner {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
  }
}

@media (max-width: 768px) {
  :root {
    --container-padding: 16px;
  }
  
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    gap: var(--space-md);
  }
  
  .nav--open {
    display: flex;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .hero {
    padding: var(--space-xl) 0;
  }
  
  .hero__title {
    font-size: 32px;
  }
  
  .categories__grid {
    grid-template-columns: 1fr;
  }
  
  .products__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }
  
  .product-item {
    grid-template-columns: 1fr;
    gap: var(--space-md);
    text-align: center;
  }
  
  .product-item__image {
    max-width: 200px;
    margin: 0 auto;
  }
  
  .product-item__action {
    text-align: center;
  }
  
  .footer__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer__brand {
    max-width: 100%;
  }
  
  .footer__logo {
    justify-content: center;
  }
  
  .footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .footer__legal a {
    margin: 0 var(--space-sm);
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 28px;
  }
  
  .products__grid {
    grid-template-columns: 1fr;
  }
  
  .page-header__title {
    font-size: 32px;
  }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

/* ============================================
   LOAD MORE BUTTON
   ============================================ */

.load-more {
  text-align: center;
  padding: var(--space-xl) 0;
  margin-top: var(--space-lg);
}

.load-more__btn {
  min-width: 200px;
  padding: 16px 40px;
  font-size: 13px;
}

.load-more__btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.load-more__text,
.load-more__spinner {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.load-more__info {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: var(--space-md);
}

/* Page header count */
.page-header__count {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

/* Animation for new products */
.product-item--new {
  animation: fadeInUp 0.4s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Stagger animation for multiple items */
.product-item--new:nth-child(6n+1) { animation-delay: 0ms; }
.product-item--new:nth-child(6n+2) { animation-delay: 50ms; }
.product-item--new:nth-child(6n+3) { animation-delay: 100ms; }
.product-item--new:nth-child(6n+4) { animation-delay: 150ms; }
.product-item--new:nth-child(6n+5) { animation-delay: 200ms; }
.product-item--new:nth-child(6n+6) { animation-delay: 250ms; }