:root {
  --ink: #1d1d1f;
  --muted: #6b6b70;
  --border: #e3e3e6;
  --bg: #faf9f7;
  --card-bg: #ffffff;
  --accent: #073b4c;
  --accent-hover: #052a37;
  --danger: #b3261e;
  --success: #1b6e3c;
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
}

.site-header {
  padding: 32px 24px 20px;
  text-align: center;
  position: relative;
}

.site-header h1 {
  margin: 0 0 4px;
  font-size: 1.9rem;
}

.site-header p {
  margin: 0;
  color: var(--muted);
}

.cart-button {
  margin-top: 16px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 0.95rem;
  cursor: pointer;
}

.cart-button:hover {
  border-color: var(--accent);
}

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 8px 24px 64px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 20px;
}

.product-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  text-align: left;
  padding: 0;
}

.product-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.product-swatch {
  height: 140px;
  width: 100%;
}

.product-card-body {
  padding: 14px 16px 18px;
}

.product-card-body h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
}

.product-card-body p {
  margin: 0 0 10px;
  font-size: 0.88rem;
  color: var(--muted);
}

.product-card-body .sizes {
  font-size: 0.78rem;
  color: var(--muted);
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 20, 22, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 50;
}

.modal-overlay.hidden {
  display: none;
}

.modal {
  background: var(--card-bg);
  border-radius: var(--radius);
  max-width: 420px;
  width: 100%;
  padding: 28px;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-wide {
  max-width: 560px;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  border: none;
  background: transparent;
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  color: var(--muted);
}

.modal-swatch {
  height: 120px;
  border-radius: 10px;
  margin-bottom: 16px;
}

.modal h2 {
  margin: 0 0 6px;
}

.modal > p {
  color: var(--muted);
  margin-top: 0;
}

.field-group {
  margin: 18px 0;
  border: none;
  padding: 0;
}

.field-group legend,
.field-group > label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.size-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.size-options button {
  border: 1px solid var(--border);
  background: var(--card-bg);
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
  font-size: 0.9rem;
}

.size-options button.selected {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.quantity-stepper {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.quantity-stepper button {
  border: none;
  background: var(--bg);
  width: 36px;
  height: 36px;
  font-size: 1.1rem;
  cursor: pointer;
}

.quantity-stepper input {
  width: 56px;
  border: none;
  text-align: center;
  font-size: 1rem;
  height: 36px;
  -moz-appearance: textfield;
}

.primary-button {
  width: 100%;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 1rem;
  cursor: pointer;
  margin-top: 8px;
}

.primary-button:hover {
  background: var(--accent-hover);
}

.primary-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.field-error {
  color: var(--danger);
  font-size: 0.85rem;
}

.field-success {
  color: var(--success);
  font-size: 0.9rem;
}

.hidden {
  display: none !important;
}

.cart-items {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 8px;
}

.cart-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
}

.cart-item-info strong {
  display: block;
  font-size: 0.95rem;
}

.cart-item-info span {
  font-size: 0.82rem;
  color: var(--muted);
}

.cart-item-remove {
  border: none;
  background: transparent;
  color: var(--danger);
  cursor: pointer;
  font-size: 0.85rem;
}

form input,
form textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
}

form input:focus,
form textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}