/* ==========================================================================
 * Quravity SiteBuilder Studio - Production Stylesheet
 * Optimized for Lighthouse 95+ Score, Zero Framework Overhead
 * ========================================================================== */

:root {
  --primary-color: #6366f1;
  --accent-color: #f59e0b;
  --secondary-color: #1e293b;
  --bg-color: #090d16;
  --text-color: #f8fafc;
  --heading-font: Plus Jakarta Sans, sans-serif;
  --body-font: Inter, sans-serif;
  --border-radius: 16px;
  --container-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--body-font);
  background-color: var(--bg-color);
  color: var(--text-color);
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  font-weight: 800;
  line-height: 1.2;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-weight: 700;
  font-size: 15px;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.btn-primary {
  background-color: var(--primary-color);
  color: #ffffff;
}

.btn-primary:hover {
  opacity: 0.92;
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.1);
  color: inherit;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

/* Navbar */
.site-navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 18px 0;
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-title {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  font-size: 14px;
  font-weight: 600;
}

/* Hero */
.hero-section {
  padding: 90px 0;
  position: relative;
}

.hero-badge {
  display: inline-block;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: 9999px;
  background: rgba(99, 102, 241, 0.15);
  color: var(--primary-color);
  margin-bottom: 20px;
}

.hero-title {
  font-size: 52px;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 18px;
  line-height: 1.6;
  opacity: 0.8;
  max-width: 680px;
  margin-bottom: 32px;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.feature-card {
  padding: 32px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--border-radius);
  transition: transform 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
}

/* Products Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  margin-top: 40px;
}

.product-card {
  background: #ffffff;
  color: #0f172a;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  display: flex;
  flex-direction: column;
}

.product-img {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.product-info {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-price {
  font-size: 20px;
  font-weight: 800;
  color: var(--primary-color);
  margin: 10px 0;
}

/* Cart Drawer */
.cart-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 9999;
  display: none;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 420px;
  background: #ffffff;
  color: #0f172a;
  box-shadow: -4px 0 30px rgba(0,0,0,0.25);
  z-index: 10000;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.cart-drawer.open {
  transform: translateX(0);
}

.cart-header {
  padding: 20px;
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-body {
  padding: 20px;
  flex-grow: 1;
  overflow-y: auto;
}

.cart-footer {
  padding: 20px;
  border-top: 1px solid #e2e8f0;
  background: #f8fafc;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-title { font-size: 36px; }
  .nav-links { display: none; }
}