@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Quicksand:wght@600;700&display=swap");

:root {
  --background: #f8f9fb;
  --on-surface: #191c1e;
  --on-surface-variant: #40493d;
  --surface-lowest: #ffffff;
  --surface-low: #f2f4f6;
  --surface: #edeef0;
  --surface-high: #e7e8ea;
  --outline-variant: #bfcaba;
  --primary: #0d631b;
  --on-primary: #ffffff;
  --primary-container: #2e7d32;
  --secondary-container: #ffb22b;
  --danger: #c41a1a;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --container-max: 1280px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--background);
  color: var(--on-surface);
  font-family: "Inter", sans-serif;
}

h1, h2, h3, h4, .font-heading, .logo { font-family: "Quicksand", sans-serif; }

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

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

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--outline-variant);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-weight: 700; font-size: 1.25rem; }
.main-nav { display: flex; gap: 2rem; font-size: 0.9rem; font-weight: 500; color: var(--on-surface-variant); }
.main-nav a:hover { color: var(--primary); }
.header-actions { display: flex; align-items: center; gap: 1rem; }
.track-link { font-size: 0.875rem; font-weight: 500; color: var(--on-surface-variant); }
.track-link:hover { color: var(--primary); }
.cart-link { position: relative; font-size: 1.25rem; }
.cart-badge {
  position: absolute; top: -6px; right: -10px;
  background: var(--primary); color: white;
  font-size: 11px; font-weight: 700; border-radius: 999px;
  min-width: 18px; height: 18px; display: flex; align-items: center; justify-content: center;
  padding: 0 4px;
}

/* Buttons */
.btn-primary, .btn-secondary {
  display: inline-block; border-radius: 999px; font-weight: 700;
  padding: 0.75rem 1.75rem; cursor: pointer; border: none; font-size: 0.95rem;
  font-family: inherit; text-align: center;
}
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { opacity: 0.92; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-secondary { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-secondary:hover { background: rgba(13,99,27,0.08); }
.btn-block { width: 100%; }

.badge-chip {
  display: inline-flex; align-items: center; gap: 4px; font-size: 12px; font-weight: 600;
  padding: 4px 10px; border-radius: 0.75rem; background: rgba(46,125,50,0.1); color: var(--primary);
}

/* Cards */
.card-soft {
  background: var(--surface-lowest); border-radius: var(--radius-lg);
  box-shadow: 0 8px 20px rgba(0,0,0,0.06); overflow: hidden;
}
.card-soft:hover { box-shadow: 0 12px 28px rgba(0,0,0,0.1); }

/* Product grid */
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
@media (min-width: 768px) { .product-grid { grid-template-columns: repeat(4, 1fr); gap: 1.5rem; } }

.product-card { display: flex; flex-direction: column; }
.product-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; background: var(--surface-high); }
.product-card-body { padding: 1rem; display: flex; flex-direction: column; gap: 0.5rem; flex: 1; }
.product-card-body h3 { margin: 0; font-size: 1rem; }
.product-price-row { margin-top: auto; display: flex; align-items: center; justify-content: space-between; padding-top: 0.5rem; }
.price { font-weight: 600; }
.price-compare { font-size: 0.75rem; color: var(--on-surface-variant); text-decoration: line-through; margin-left: 6px; }
.add-btn {
  width: 36px; height: 36px; border-radius: 999px; background: var(--primary); color: white;
  border: none; font-size: 1.1rem; cursor: pointer; flex-shrink: 0;
}
.add-btn:hover { opacity: 0.9; }

/* Hero */
.hero { display: grid; gap: 2rem; align-items: center; padding: 2.5rem 0; }
@media (min-width: 768px) { .hero { grid-template-columns: 1fr 1fr; } }
.hero h1 { font-size: 2.5rem; line-height: 1.15; margin: 0.5rem 0 1rem; }
.hero p { color: var(--on-surface-variant); max-width: 32rem; margin-bottom: 1.5rem; }
.hero-actions { display: flex; gap: 0.75rem; }
.hero-image img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: var(--radius-lg); }

/* Section headings */
.section { margin-top: 4rem; }
.section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; }
.section-head h2 { margin: 0; font-size: 1.25rem; }

/* Category chips */
.category-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
@media (min-width: 768px) { .category-grid { grid-template-columns: repeat(6, 1fr); } }
.category-item { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; text-align: center; }
.category-icon {
  width: 64px; height: 64px; border-radius: 999px; background: var(--surface-high);
  display: flex; align-items: center; justify-content: center; font-size: 1.5rem;
}
.category-item span { font-size: 0.875rem; color: var(--on-surface-variant); }

/* Filter chips (shop page) */
.filter-chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem; }
.filter-chip {
  padding: 0.5rem 1rem; border-radius: 999px; font-size: 0.875rem; font-weight: 500;
  border: 1px solid var(--outline-variant); color: var(--on-surface-variant); text-transform: capitalize;
}
.filter-chip.active { background: var(--primary); color: white; border-color: var(--primary); }

/* Why choose us */
.why-grid { display: grid; gap: 1.5rem; text-align: center; }
@media (min-width: 768px) { .why-grid { grid-template-columns: repeat(3, 1fr); } }
.why-card { padding: 1.5rem; }
.why-icon {
  width: 48px; height: 48px; border-radius: 999px; background: rgba(46,125,50,0.15);
  display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin: 0 auto 0.75rem;
}

/* Product detail */
.product-detail { display: grid; gap: 2.5rem; padding: 2.5rem 0; }
@media (min-width: 768px) { .product-detail { grid-template-columns: 1fr 1fr; } }
.product-detail img { width: 100%; aspect-ratio: 1/1; object-fit: cover; border-radius: var(--radius-lg); background: var(--surface-high); }
.product-detail h1 { margin: 0.5rem 0; }
.price-row { display: flex; align-items: baseline; gap: 0.75rem; margin-bottom: 1rem; }
.price-row .price { font-size: 1.5rem; }
.badges-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1.5rem 0; }

.qty-selector { display: flex; align-items: center; border: 1px solid var(--outline-variant); border-radius: 999px; width: fit-content; }
.qty-selector button { width: 36px; height: 36px; border: none; background: none; font-size: 1.1rem; cursor: pointer; }
.qty-selector span { width: 32px; text-align: center; font-weight: 500; }
.qty-row { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.actions-row { display: flex; gap: 0.75rem; }
.actions-row > * { flex: 1; }

/* Cart page */
.cart-layout { display: grid; gap: 2.5rem; padding: 2.5rem 0; }
@media (min-width: 768px) { .cart-layout { grid-template-columns: 2fr 1fr; } }
.cart-item { display: flex; gap: 1rem; padding: 1rem; margin-bottom: 1rem; align-items: center; }
.cart-item img { width: 80px; height: 80px; object-fit: cover; border-radius: var(--radius-md); background: var(--surface-high); flex-shrink: 0; }
.cart-item-body { flex: 1; min-width: 0; }
.cart-item-body h3 { margin: 0 0 4px; font-size: 1rem; }
.cart-item-controls { display: flex; align-items: center; gap: 1rem; margin-top: 0.5rem; }
.remove-link { color: var(--danger); font-size: 0.875rem; background: none; border: none; cursor: pointer; padding: 0; }
.cart-item-total { font-weight: 600; white-space: nowrap; }

.summary-card { padding: 1.5rem; height: fit-content; position: sticky; top: 90px; }
.summary-row { display: flex; justify-content: space-between; font-size: 0.9rem; margin-bottom: 0.5rem; }
.summary-total { display: flex; justify-content: space-between; font-weight: 700; font-size: 1.15rem; padding-top: 1rem; margin-top: 0.5rem; border-top: 1px solid var(--outline-variant); margin-bottom: 1.5rem; }

/* Forms */
.form-field { display: flex; flex-direction: column; gap: 6px; font-size: 0.875rem; margin-bottom: 1rem; }
.form-field span { color: var(--on-surface-variant); }
.form-field input {
  border: 1px solid var(--outline-variant); border-radius: 0.5rem; padding: 0.6rem 0.75rem; font-size: 0.95rem; font-family: inherit;
}
.form-field input:focus { outline: 2px solid rgba(13,99,27,0.3); border-color: var(--primary); }
.form-grid { display: grid; gap: 0 1rem; }
@media (min-width: 640px) { .form-grid { grid-template-columns: 1fr 1fr; } }
.form-grid .span-2 { grid-column: 1 / -1; }
.checkout-section { padding: 1.5rem; margin-bottom: 1.5rem; }
.checkout-section h2 { margin: 0 0 1rem; font-size: 1.1rem; }

.error-box {
  background: rgba(196,26,26,0.08); border: 1px solid var(--danger); color: var(--danger);
  border-radius: 0.5rem; padding: 0.75rem; font-size: 0.9rem; margin-bottom: 1.5rem;
}

/* Order confirmation / tracking */
.confirm-wrap { max-width: 42rem; margin: 0 auto; padding: 4rem 0; text-align: center; }
.confirm-icon {
  width: 64px; height: 64px; border-radius: 999px; background: rgba(46,125,50,0.15);
  display: flex; align-items: center; justify-content: center; font-size: 1.75rem; margin: 0 auto 1rem;
}
.order-summary-box { padding: 1.5rem; text-align: left; margin-top: 2rem; }
.order-id-row { display: flex; justify-content: space-between; font-size: 0.875rem; padding-bottom: 1rem; margin-bottom: 1rem; border-bottom: 1px solid var(--outline-variant); }
.order-id-row span:last-child { font-family: monospace; }
.order-line { display: flex; justify-content: space-between; font-size: 0.9rem; margin-bottom: 0.5rem; }
.order-total-row { display: flex; justify-content: space-between; font-weight: 700; padding-top: 1rem; border-top: 1px solid var(--outline-variant); }

.track-wrap { max-width: 32rem; margin: 0 auto; padding: 4rem 24px; }
.empty-state { text-align: center; padding: 5rem 0; }

.py-16 { padding-top: 4rem; padding-bottom: 4rem; }
.text-center { text-align: center; }
.muted { color: var(--on-surface-variant); }