/* ===================================================
   newacnesolution.com — Storefront Design System
   Authentic recreation of the Lovable green-toned palette
   Fonts: Fraunces (display) + DM Sans (body)
   =================================================== */

/* ─── Custom Properties ──────────────────────────────── */
.nas-body {
  --nas-bg:           oklch(0.981 0.014 84.5);
  --nas-fg:           oklch(0.24 0.03 150);
  --nas-card:         oklch(0.995 0.006 90);
  --nas-primary:      oklch(0.42 0.075 155);
  --nas-primary-fg:   oklch(0.985 0.01 90);
  --nas-secondary:    oklch(0.945 0.028 84);
  --nas-muted-fg:     oklch(0.51 0.028 140);
  --nas-accent:       oklch(0.78 0.13 45);
  --nas-accent-fg:    oklch(0.24 0.05 40);
  --nas-border:       oklch(0.905 0.022 86);
  --nas-ring:         oklch(0.42 0.075 155);
  --nas-radius:       0.75rem;
  --nas-font-display: 'Fraunces', ui-serif, Georgia, serif;
  --nas-font-sans:    'DM Sans', ui-sans-serif, system-ui, sans-serif;
}

/* ─── Reset & Base ───────────────────────────────────── */
.nas-body {
  margin: 0;
  padding: 0;
  background-color: var(--nas-bg);
  color: var(--nas-fg);
  font-family: var(--nas-font-sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.nas-body *,
.nas-body *::before,
.nas-body *::after {
  box-sizing: border-box;
}

.nas-body a {
  color: inherit;
  text-decoration: none;
}

.nas-body img {
  display: block;
  max-width: 100%;
}

/* ─── Main wrapper ───────────────────────────────────── */
.nas-main {
  flex: 1;
  min-height: 0;
}

/* ─── Typography utilities ───────────────────────────── */
.nas-page-title {
  font-family: var(--nas-font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 0.75rem;
}

.nas-page-sub {
  color: var(--nas-muted-fg);
  max-width: 42rem;
  margin: 0;
  font-size: 1rem;
}

.nas-section-title {
  font-family: var(--nas-font-display);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 600;
  margin: 0;
}

.nas-section-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--nas-primary);
}
.nas-section-link:hover { text-decoration: underline; }

/* ─── Buttons ────────────────────────────────────────── */
.nas-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.5rem;
  border-radius: var(--nas-radius);
  font-family: var(--nas-font-sans);
  font-weight: 500;
  font-size: 0.9375rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s, opacity 0.15s, transform 0.1s;
  text-decoration: none;
}
.nas-btn:active { transform: translateY(1px); }

.nas-btn-primary {
  background-color: var(--nas-primary);
  color: var(--nas-primary-fg);
  border-color: var(--nas-primary);
}
.nas-btn-primary:hover { opacity: 0.88; }

.nas-btn-outline {
  background-color: transparent;
  color: var(--nas-fg);
  border-color: var(--nas-border);
}
.nas-btn-outline:hover { background-color: var(--nas-secondary); }

.nas-btn-sm {
  padding: 0.375rem 0.875rem;
  font-size: 0.8125rem;
}

/* ─── Header / Navbar ────────────────────────────────── */
.nas-site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid color-mix(in oklch, var(--nas-border) 70%, transparent);
  background-color: color-mix(in oklch, var(--nas-bg) 85%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nas-header-inner {
  max-width: 75rem;
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 4rem;
}

.nas-logo {
  font-family: var(--nas-font-display);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--nas-primary);
}

.nas-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nas-nav-link {
  font-size: 0.875rem;
  color: var(--nas-muted-fg);
  transition: color 0.12s;
}
.nas-nav-link:hover { color: var(--nas-fg); }

.nas-cart-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border: 1px solid var(--nas-border);
  border-radius: 9999px;
  background-color: var(--nas-card);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--nas-fg);
  transition: background-color 0.12s;
  position: relative;
}
.nas-cart-btn:hover { background-color: var(--nas-secondary); }

.nas-cart-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 9999px;
  background-color: var(--nas-accent);
  color: var(--nas-accent-fg);
  font-size: 0.7rem;
  font-weight: 700;
}

/* ─── Hero Section ───────────────────────────────────── */
.nas-hero {
  border-bottom: 1px solid var(--nas-border);
  background-color: color-mix(in oklch, var(--nas-secondary) 40%, transparent);
}

.nas-hero-inner {
  max-width: 75rem;
  margin: 0 auto;
  padding: 4rem 1.25rem 5rem;
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 64rem) {
  .nas-hero-inner { grid-template-columns: 1fr 1fr; padding: 6rem 1.25rem; }
}

.nas-hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--nas-accent-fg);
  margin: 0 0 1rem;
}

.nas-hero-heading {
  font-family: var(--nas-font-display);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 0 1.25rem;
}

.nas-hero-body {
  color: var(--nas-muted-fg);
  max-width: 32rem;
  margin: 0 0 2rem;
  font-size: 1.0625rem;
}

.nas-hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.nas-hero-img-wrap {
  border-radius: calc(var(--nas-radius) * 2);
  overflow: hidden;
  border: 1px solid var(--nas-border);
}

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

/* ─── Pillars ────────────────────────────────────────── */
.nas-pillars {
  max-width: 75rem;
  margin: 0 auto;
  padding: 4rem 1.25rem;
}

.nas-pillars-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 40rem) { .nas-pillars-grid { grid-template-columns: repeat(3, 1fr); } }

.nas-pillar-card {
  border-radius: calc(var(--nas-radius) * 1.5);
  border: 1px solid var(--nas-border);
  background-color: var(--nas-card);
  padding: 1.5rem;
}

.nas-pillar-icon {
  font-size: 1.25rem;
  color: var(--nas-primary);
}

.nas-pillar-title {
  font-family: var(--nas-font-display);
  font-size: 1.125rem;
  font-weight: 600;
  margin: 1rem 0 0.5rem;
}

.nas-pillar-body {
  font-size: 0.875rem;
  color: var(--nas-muted-fg);
  margin: 0;
}

/* ─── Section wrapper ────────────────────────────────── */
.nas-section {
  max-width: 75rem;
  margin: 0 auto;
  padding: 4rem 1.25rem;
}

.nas-section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
}

/* ─── Product Grid ───────────────────────────────────── */
.nas-product-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 40rem) { .nas-product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 64rem) { .nas-product-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 40rem) { .nas-product-grid--wide { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 64rem) { .nas-product-grid--wide { grid-template-columns: repeat(4, 1fr); } }

/* ─── Product Card ───────────────────────────────────── */
.nas-product-card {
  display: flex;
  flex-direction: column;
  border-radius: calc(var(--nas-radius) * 1.5);
  border: 1px solid var(--nas-border);
  background-color: var(--nas-card);
  overflow: hidden;
}

.nas-product-img-link {
  display: block;
  overflow: hidden;
  background-color: var(--nas-secondary);
}

.nas-product-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.nas-product-img-link:hover .nas-product-img { transform: scale(1.05); }

.nas-product-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.75rem;
  padding: 1.25rem;
}

.nas-product-name {
  font-family: var(--nas-font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.3;
  margin: 0;
}

.nas-product-name a:hover { text-decoration: underline; }

.nas-product-tagline {
  font-size: 0.8125rem;
  color: var(--nas-muted-fg);
  margin: 0.25rem 0 0;
}

.nas-product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 0.5rem;
}

.nas-product-price {
  font-size: 0.875rem;
  font-weight: 500;
}

.nas-product-size {
  color: var(--nas-muted-fg);
  font-weight: 400;
}

/* ─── Product Detail Page ────────────────────────────── */
.nas-product-detail { max-width: 75rem; margin: 0 auto; padding: 3rem 1.25rem; }

.nas-breadcrumb { font-size: 0.875rem; color: var(--nas-muted-fg); margin-bottom: 2rem; }
.nas-breadcrumb-link:hover { color: var(--nas-fg); }
.nas-breadcrumb-sep { margin: 0 0.5rem; }
.nas-breadcrumb-current { color: var(--nas-fg); }

.nas-product-detail-grid {
  display: grid;
  gap: 2.5rem;
}
@media (min-width: 64rem) { .nas-product-detail-grid { grid-template-columns: 1fr 1fr; } }

.nas-detail-img-wrap {
  border-radius: calc(var(--nas-radius) * 2);
  overflow: hidden;
  border: 1px solid var(--nas-border);
  background-color: var(--nas-secondary);
}

.nas-detail-img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }

.nas-detail-name { font-family: var(--nas-font-display); font-size: clamp(1.5rem, 4vw, 2.25rem); font-weight: 600; margin: 0 0 0.75rem; }
.nas-detail-tagline { color: var(--nas-muted-fg); margin: 0 0 1.5rem; }
.nas-detail-price { font-size: 1.5rem; font-weight: 600; margin: 0 0 1.5rem; }
.nas-detail-size { font-size: 0.875rem; font-weight: 400; color: var(--nas-muted-fg); margin-left: 0.5rem; }

.nas-detail-atc-row { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; margin-bottom: 2rem; }

.nas-qty-control { display: flex; align-items: center; border: 1px solid var(--nas-border); border-radius: 9999px; }
.nas-qty-btn { background: none; border: none; cursor: pointer; padding: 0.5rem 1rem; font-size: 1.1rem; line-height: 1; color: var(--nas-fg); }
.nas-qty-value { min-width: 2rem; text-align: center; font-size: 0.875rem; }

.nas-benefits-list { list-style: none; padding: 0; margin: 0 0 2rem; display: flex; flex-direction: column; gap: 0.5rem; }
.nas-benefit-item { display: flex; align-items: flex-start; gap: 0.5rem; font-size: 0.875rem; }
.nas-benefit-check { color: var(--nas-primary); margin-top: 0.1rem; flex-shrink: 0; }

.nas-detail-sections { border-top: 1px solid var(--nas-border); padding-top: 1.5rem; display: flex; flex-direction: column; gap: 1.25rem; }
.nas-detail-subheading { font-family: var(--nas-font-display); font-size: 1rem; font-weight: 600; margin: 0 0 0.5rem; }
.nas-detail-subbody { font-size: 0.875rem; color: var(--nas-muted-fg); margin: 0; line-height: 1.65; }

/* ─── Routine Page ───────────────────────────────────── */
.nas-routine-page { max-width: 48rem; }

.nas-steps-list { list-style: none; padding: 0; margin: 2.5rem 0 0; display: flex; flex-direction: column; gap: 1.5rem; }
.nas-step-card { border-radius: calc(var(--nas-radius) * 1.5); border: 1px solid var(--nas-border); background-color: var(--nas-card); padding: 1.5rem; }
.nas-step-title { font-family: var(--nas-font-display); font-size: 1.0625rem; font-weight: 600; margin: 0 0 0.5rem; }
.nas-step-body { font-size: 0.875rem; color: var(--nas-muted-fg); margin: 0; }

.nas-routine-products-list { list-style: none; padding: 0; margin: 1rem 0 0; display: flex; flex-direction: column; gap: 0.5rem; }
.nas-routine-product-item { font-size: 0.9375rem; }
.nas-link-primary { color: var(--nas-primary); }
.nas-link-primary:hover { text-decoration: underline; }
.nas-routine-ingredient { color: var(--nas-muted-fg); }

/* ─── Cart Page ──────────────────────────────────────── */
.nas-cart-page { max-width: 56rem; }
.nas-cart-empty { border-radius: calc(var(--nas-radius) * 1.5); border: 1px solid var(--nas-border); background-color: var(--nas-card); padding: 2.5rem; text-align: center; margin-top: 2rem; color: var(--nas-muted-fg); }
.nas-cart-list { list-style: none; padding: 0; margin: 2rem 0 0; border: 1px solid var(--nas-border); border-radius: calc(var(--nas-radius) * 1.5); background-color: var(--nas-card); }
.nas-cart-line { display: flex; align-items: center; gap: 1rem; padding: 1rem 1.25rem; border-bottom: 1px solid var(--nas-border); }
.nas-cart-line:last-child { border-bottom: none; }
.nas-cart-line-img { width: 5rem; height: 5rem; object-fit: cover; border-radius: var(--nas-radius); flex-shrink: 0; }
.nas-cart-line-info { flex: 1; min-width: 0; }
.nas-cart-line-name { font-weight: 500; font-size: 0.9375rem; }
.nas-cart-line-name:hover { text-decoration: underline; }
.nas-cart-line-size { font-size: 0.8125rem; color: var(--nas-muted-fg); margin: 0.25rem 0 0; }
.nas-cart-line-price { min-width: 5rem; text-align: right; font-size: 0.875rem; font-weight: 500; }
.nas-cart-remove { background: none; border: none; cursor: pointer; color: var(--nas-muted-fg); font-size: 1rem; padding: 0.25rem; transition: color 0.12s; }
.nas-cart-remove:hover { color: #dc2626; }

.nas-cart-summary { margin-top: 1.5rem; margin-left: auto; max-width: 20rem; border: 1px solid var(--nas-border); border-radius: calc(var(--nas-radius) * 1.5); background-color: var(--nas-card); padding: 1.5rem; font-size: 0.875rem; }
.nas-cart-summary-row { display: flex; justify-content: space-between; margin-bottom: 0.5rem; color: var(--nas-muted-fg); }
.nas-cart-total-row { font-size: 1rem; font-weight: 600; color: var(--nas-fg); border-top: 1px solid var(--nas-border); margin-top: 1rem; padding-top: 1rem; }

/* ─── Checkout Page ──────────────────────────────────── */
.nas-checkout-page { max-width: 64rem; }
.nas-checkout-empty { text-align: center; padding: 3rem; }
.nas-order-placed { text-align: center; padding: 4rem 1.25rem; }
.nas-order-icon { display: inline-flex; font-size: 2rem; color: var(--nas-primary); margin-bottom: 1rem; }

.nas-checkout-grid { display: grid; gap: 2.5rem; margin-top: 2rem; }
@media (min-width: 56rem) { .nas-checkout-grid { grid-template-columns: 1.3fr 1fr; } }

.nas-checkout-form { border: 1px solid var(--nas-border); border-radius: calc(var(--nas-radius) * 1.5); background-color: var(--nas-card); padding: 1.75rem; }
.nas-form-title { font-family: var(--nas-font-display); font-size: 1.375rem; font-weight: 600; margin: 0 0 1.5rem; }
.nas-form-grid { display: grid; gap: 1rem; }
@media (min-width: 36rem) { .nas-form-grid { grid-template-columns: 1fr 1fr; } }
.nas-field-group { display: flex; flex-direction: column; gap: 0.375rem; }
.nas-field-group--full { grid-column: 1 / -1; }
.nas-label { font-size: 0.8125rem; font-weight: 500; color: var(--nas-fg); }
.nas-input { height: 2.25rem; padding: 0 0.75rem; border: 1px solid var(--nas-border); border-radius: var(--nas-radius); background: transparent; color: var(--nas-fg); font-family: var(--nas-font-sans); font-size: 0.9375rem; outline: none; width: 100%; }
.nas-input:focus { border-color: var(--nas-ring); box-shadow: 0 0 0 3px color-mix(in oklch, var(--nas-ring) 20%, transparent); }
.nas-select { height: 2.25rem; padding: 0 0.75rem; border: 1px solid var(--nas-border); border-radius: var(--nas-radius); background: transparent; color: var(--nas-fg); font-family: var(--nas-font-sans); font-size: 0.9375rem; outline: none; width: 100%; }
.nas-select:focus { border-color: var(--nas-ring); }
.nas-disclaimer { font-size: 0.75rem; color: var(--nas-muted-fg); margin: 0; }

.nas-order-summary { border: 1px solid var(--nas-border); border-radius: calc(var(--nas-radius) * 1.5); background-color: var(--nas-card); padding: 1.75rem; height: fit-content; font-size: 0.875rem; }
.nas-co-lines { list-style: none; padding: 0; margin: 1rem 0 0; display: flex; flex-direction: column; gap: 0.75rem; }
.nas-co-line { display: flex; justify-content: space-between; gap: 0.75rem; color: var(--nas-muted-fg); }
.nas-co-summary-row { display: flex; justify-content: space-between; color: var(--nas-muted-fg); margin-top: 0.5rem; }
.nas-co-total-row { font-size: 1rem; font-weight: 600; color: var(--nas-fg); margin-top: 0.5rem; }

/* ─── Lead Capture ───────────────────────────────────── */
.nas-lead-section { border-top: 1px solid var(--nas-border); background-color: color-mix(in oklch, var(--nas-secondary) 40%, transparent); }
.nas-lead-wrap { max-width: 36rem; margin: 0 auto; }
.nas-lead-capture { border: 1px solid var(--nas-border); border-radius: calc(var(--nas-radius) * 1.5); background-color: var(--nas-card); padding: 1.75rem; box-shadow: 0 2px 8px color-mix(in oklch, var(--nas-fg) 4%, transparent); }
.nas-lead-title { font-family: var(--nas-font-display); font-size: 1.25rem; font-weight: 600; margin: 0 0 0.25rem; }
.nas-lead-sub { font-size: 0.875rem; color: var(--nas-muted-fg); margin: 0 0 1.25rem; }
.nas-lead-fields { display: flex; flex-direction: column; gap: 1rem; }
.nas-lead-fields--grid { }
@media (min-width: 40rem) { .nas-lead-fields--grid { display: grid; grid-template-columns: 1fr 1fr; } }
.nas-lead-submit { margin-top: 1.25rem; width: 100%; }
.nas-lead-disclaimer { font-size: 0.75rem; color: var(--nas-muted-fg); margin: 0.75rem 0 0; text-align: center; }
.nas-lead-error { font-size: 0.875rem; color: #dc2626; margin-top: 0.75rem; }

/* ─── Article / CMS content ──────────────────────────── */
.nas-article-wrap { max-width: 48rem; }
.nas-article-content h1, .nas-article-content h2 { font-family: var(--nas-font-display); font-weight: 600; margin: 2rem 0 0.75rem; }
.nas-article-content h2 { font-size: 1.5rem; }
.nas-article-content p { color: var(--nas-muted-fg); margin-bottom: 1.25rem; line-height: 1.7; }
.nas-article-content ul, .nas-article-content ol { padding-left: 1.5rem; margin-bottom: 1.25rem; color: var(--nas-muted-fg); }
.nas-article-content li { margin-bottom: 0.4rem; }
.nas-article-content a { color: var(--nas-primary); text-decoration: underline; }

/* ─── Products sections ──────────────────────────────── */
.nas-products-section { padding-top: 0; }

/* ─── Footer ─────────────────────────────────────────── */
.nas-footer {
  border-top: 1px solid var(--nas-border);
  background-color: color-mix(in oklch, var(--nas-secondary) 50%, transparent);
}

.nas-footer-grid {
  max-width: 75rem;
  margin: 0 auto;
  padding: 3rem 1.25rem;
  display: grid;
  gap: 2rem;
}

@media (min-width: 40rem) { .nas-footer-grid { grid-template-columns: repeat(3, 1fr); } }

.nas-footer-brand {
  font-family: var(--nas-font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--nas-primary);
  margin: 0 0 0.5rem;
}

.nas-footer-tagline {
  font-size: 0.875rem;
  color: var(--nas-muted-fg);
  margin: 0;
  max-width: 20rem;
}

.nas-footer-heading {
  font-weight: 500;
  font-size: 0.875rem;
  margin: 0 0 0.75rem;
}

.nas-footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.nas-footer-links a {
  font-size: 0.875rem;
  color: var(--nas-muted-fg);
  transition: color 0.12s;
}
.nas-footer-links a:hover { color: var(--nas-fg); }

.nas-footer-note {
  font-size: 0.875rem;
  color: var(--nas-muted-fg);
  margin: 0;
}

.nas-footer-bottom {
  border-top: 1px solid color-mix(in oklch, var(--nas-border) 70%, transparent);
  padding: 1.25rem;
  text-align: center;
}

.nas-footer-bottom p {
  font-size: 0.75rem;
  color: var(--nas-muted-fg);
  margin: 0;
}

/* ─── Shop page ──────────────────────────────────────── */
.nas-shop-page {}

/* ─── Responsive: hide nav on mobile ────────────────── */
@media (max-width: 39.9rem) {
  .nas-nav { display: none; }
}