@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --color-bg: #F6F4EB;
  --color-surface: #FFFFFF;
  --color-text-primary: #3A4A3D;
  --color-text-secondary: #6B7A6F;
  --color-accent: #778B71; /* Olive Green */
  --color-accent-hover: #5D6F58;
  --color-trendyol: #F27A1A;
  --color-border: #E5E7EB;
  
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  --radius-sm: 6px;
  --radius-md: 12px;
  
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 500;
  margin-bottom: 1rem;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul {
  list-style: none;
}

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

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.header {
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(229, 231, 235, 0.5);
  padding: 20px 0;
  box-shadow: 0 1px 3px rgba(0,0,0,0.02);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--color-text-primary);
  letter-spacing: 1px;
}

.nav-menu {
  display: flex;
  gap: 30px;
}

.nav-menu a {
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-menu a:hover, .nav-menu a.active {
  color: var(--color-accent);
}

/* Hero Section */
.hero {
  height: 80vh;
  min-height: 600px;
  background-color: var(--color-text-primary);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}

.hero-content {
  position: relative;
  z-index: 10;
  color: var(--color-surface);
  max-width: 800px;
  padding: 0 20px;
  animation: fadeUp 1s ease forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-content h1 {
  font-size: 4rem;
  line-height: 1.1;
  margin-bottom: 20px;
  text-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.hero-content p {
  font-size: 1.2rem;
  font-weight: 300;
  margin-bottom: 30px;
  opacity: 0.9;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
}

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

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

.btn-outline:hover {
  border-color: var(--color-text-primary);
  background-color: var(--color-text-primary);
  color: var(--color-surface);
}

.btn-trendyol {
  background-color: var(--color-surface);
  border-color: var(--color-trendyol);
  color: var(--color-trendyol);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-trendyol:hover {
  background-color: var(--color-trendyol);
  color: var(--color-surface);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}


/* Section Basics */
.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-header h2 {
  font-size: 2.5rem;
  color: var(--color-text-primary);
  margin-bottom: 15px;
}

.section-header p {
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Product Grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 40px 30px;
}

/* Product Card */
.product-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  border: 1px solid var(--color-border);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.product-img-wrapper {
  display: block;
  position: relative;
  padding-top: 133%; /* 3:4 aspect ratio */
  overflow: hidden;
  background: #f4f4f4;
}

.product-img-wrapper img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.product-info {
  padding: 20px;
  text-align: center;
}

.product-brand {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-secondary);
  margin-bottom: 5px;
}

.product-title {
  font-size: 1.1rem;
  margin-bottom: 10px;
  font-family: var(--font-body);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.product-price {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-accent);
}

/* Features Area */
.features {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 60px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  text-align: center;
}

.feature-item h3 {
  font-size: 1.2rem;
  margin: 15px 0 10px;
}

.feature-item p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

/* Footer */
.footer {
  background-color: var(--color-text-primary);
  color: var(--color-surface);
  padding: 80px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 50px;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

.footer-col ul li a {
  color: rgba(255,255,255,0.7);
}

.footer-col ul li a:hover {
  color: var(--color-surface);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 30px;
  text-align: center;
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
  .hero-content h1 {
    font-size: 3rem;
  }
  .features-grid {
    grid-template-columns: repeat(1, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.5rem;
  }
  .nav-menu {
    display: none; /* simple mobile fallback for now */
  }
  .product-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
}

/* Sidebar Layout for Products */
.layout-sidebar {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}

.sidebar {
  width: 250px;
  flex-shrink: 0;
  position: sticky;
  top: 100px;
}

.sidebar h3 {
  font-size: 1.1rem;
  margin-bottom: 20px;
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.sidebar-menu {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar-menu a {
  display: block;
  padding: 10px 15px;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  background: var(--color-surface);
  border: 1px solid transparent;
}

.sidebar-menu a:hover, .sidebar-menu a.active {
  color: var(--color-text-primary);
  background: var(--color-bg);
  border-color: var(--color-border);
  font-weight: 500;
}

.main-content {
  flex-grow: 1;
}

/* Checkout Page Styles */
.checkout-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}

.checkout-form-area {
  flex: 2;
  min-width: 300px;
}

.checkout-summary-area {
  flex: 1;
  min-width: 300px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.9rem;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--color-surface);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-row {
  display: flex;
  gap: 20px;
}

.form-row .form-group {
  flex: 1;
}

.checkout-box {
  background: var(--color-surface);
  padding: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 30px;
}

.checkout-box h3 {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 15px;
  margin-bottom: 20px;
}

.summary-item {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--color-border);
}

.summary-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.summary-item img {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.summary-item-info {
  flex-grow: 1;
}

.summary-item-title {
  font-weight: 500;
  font-size: 0.9rem;
  margin-bottom: 5px;
}

.summary-item-meta {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .layout-sidebar {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    position: static;
    margin-bottom: 30px;
  }
  .sidebar-menu {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 10px;
  }
  .sidebar-menu a {
    white-space: nowrap;
  }
  .form-row {
    flex-direction: column;
    gap: 0;
  }
}