:root {
  --bg: #090d09;
  --surface: #121a12;
  --surface2: #1b261b;
  --accent: #5aaa4c;
  --accent2: #448a38;
  --gold: #c8942a;
  --gold2: #a87822;
  --text: #edf3ed;
  --muted: #7a917a;
  --border: #253325;
  --radius: 8px;
}

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

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

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

/* NAV */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9,13,9,0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 0 0 rgba(200,148,42,0.25);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.nav-brand .chevron { color: var(--accent); font-size: 1.5rem; }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  font-size: 0.9rem;
}

.nav-links a {
  color: var(--muted);
  transition: color 0.2s;
  font-weight: 500;
}

.nav-links a:hover, .nav-links a.active { color: var(--text); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.cart-btn {
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: var(--radius);
  padding: 0.45rem 1rem;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: background 0.2s;
}

.cart-btn:hover { background: var(--accent2); }

.cart-count {
  background: #000;
  color: var(--accent);
  border-radius: 50%;
  width: 18px;
  height: 18px;
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
}

/* HERO */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #090d09 0%, #0e1a0c 50%, #090d09 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 70% 50%, rgba(90,170,76,0.09) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 20% 80%, rgba(200,148,42,0.05) 0%, transparent 60%),
    repeating-linear-gradient(0deg, transparent, transparent 80px, rgba(90,170,76,0.02) 80px, rgba(90,170,76,0.02) 81px),
    repeating-linear-gradient(90deg, transparent, transparent 80px, rgba(90,170,76,0.02) 80px, rgba(90,170,76,0.02) 81px);
}

.hero-content {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(90,170,76,0.12);
  border: 1px solid rgba(90,170,76,0.3);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero h1 span { color: var(--accent); }

.hero p {
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: var(--radius);
  padding: 0.8rem 1.8rem;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  display: inline-block;
}

.btn-primary:hover { background: var(--accent2); transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.8rem 1.8rem;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  display: inline-block;
}

.btn-outline:hover { border-color: var(--accent); background: rgba(90,170,76,0.07); }

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-kit-display {
  width: 340px;
  height: 340px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  overflow: hidden;
}

.hero-kit-display::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 16px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(90,170,76,0.45), rgba(200,148,42,0.2) 60%, transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

.kit-icon {
  font-size: 6rem;
  filter: drop-shadow(0 0 30px rgba(90,170,76,0.35));
}

.kit-label {
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* STATS */
.stats-bar {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 2rem;
}

.stats-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.stat {
  text-align: center;
}

.stat-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.2rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* SECTIONS */
section { padding: 5rem 2rem; }

.section-inner { max-width: 1200px; margin: 0 auto; }

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.section-header h2 {
  font-size: 1.8rem;
  font-weight: 800;
}

.section-header h2 span { color: var(--accent); }

.see-all {
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* CATEGORIES */
.categories {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1rem;
}

.category-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.15s;
}

.category-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

.category-icon { font-size: 2.2rem; margin-bottom: 0.6rem; }

.category-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.category-count {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.2rem;
}

/* PRODUCT GRID */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}

.product-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s, transform 0.15s;
  cursor: pointer;
}

.product-card:hover {
  border-color: rgba(90,170,76,0.45);
  transform: translateY(-4px);
}

.product-img {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--surface2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  position: relative;
}

.product-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: var(--accent);
  color: #000;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-badge.sale { background: #e84b4b; color: #fff; }
.product-badge.new { background: #4be8a0; color: #000; }

.product-body { padding: 1rem; }

.product-scale {
  font-size: 0.7rem;
  color: var(--accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.3rem;
}

.product-name {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.product-brand {
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 0.8rem;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-price {
  font-weight: 800;
  font-size: 1.1rem;
}

.product-price .original {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--muted);
  text-decoration: line-through;
  margin-left: 0.4rem;
}

.add-to-cart {
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 6px;
  padding: 0.4rem 0.8rem;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
}

.add-to-cart:hover { background: var(--accent2); }

/* FEATURES */
.features-section { background: var(--surface); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 2rem;
}

.feature {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.feature-icon {
  font-size: 1.8rem;
  width: 52px;
  height: 52px;
  background: rgba(90,170,76,0.1);
  border: 1px solid rgba(90,170,76,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature h3 { font-size: 0.95rem; font-weight: 700; }
.feature p { font-size: 0.82rem; color: var(--muted); line-height: 1.6; }

/* BANNER */
.banner {
  background: linear-gradient(135deg, #0d1a0c, var(--surface));
  border: 1px solid rgba(90,170,76,0.2);
  border-radius: 12px;
  padding: 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 120% at 50% 0%, rgba(90,170,76,0.12) 0%, transparent 70%);
}

.banner-content { position: relative; }

.banner h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.banner h2 span { color: var(--accent); }
.banner p { color: var(--muted); margin-bottom: 1.75rem; font-size: 1rem; }

/* FOOTER */
footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 3rem 2rem 1.5rem;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.7;
  margin-top: 0.75rem;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 1rem;
}

.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.6rem; }
.footer-col ul li a { font-size: 0.85rem; color: var(--text); opacity: 0.7; transition: opacity 0.2s; }
.footer-col ul li a:hover { opacity: 1; color: var(--accent); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p { font-size: 0.8rem; color: var(--muted); }

/* CART DRAWER */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.cart-overlay.open { opacity: 1; pointer-events: all; }

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 380px;
  max-width: 95vw;
  height: 100vh;
  background: var(--surface);
  border-left: 1px solid var(--border);
  z-index: 1000;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
  display: flex;
  flex-direction: column;
}

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

.cart-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-header h3 { font-weight: 700; font-size: 1.1rem; }

.cart-close {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.4rem;
  cursor: pointer;
  line-height: 1;
  padding: 0.2rem;
}

.cart-close:hover { color: var(--text); }

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cart-empty {
  text-align: center;
  color: var(--muted);
  padding: 3rem 0;
}

.cart-empty .empty-icon { font-size: 3rem; margin-bottom: 0.75rem; }

.cart-item {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  background: var(--surface2);
  border-radius: var(--radius);
  padding: 0.75rem;
}

.cart-item-img {
  font-size: 2rem;
  width: 50px;
  height: 50px;
  background: var(--surface);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cart-item-details { flex: 1; }
.cart-item-name { font-size: 0.85rem; font-weight: 600; }
.cart-item-price { font-size: 0.8rem; color: var(--accent); margin-top: 0.2rem; }

.cart-item-qty {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.qty-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  width: 26px;
  height: 26px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qty-btn:hover { border-color: var(--accent); }

.qty-num { font-size: 0.85rem; font-weight: 600; min-width: 20px; text-align: center; }

.cart-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.checkout-btn {
  width: 100%;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: var(--radius);
  padding: 0.85rem;
  font-weight: 800;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s;
}

.checkout-btn:hover { background: var(--accent2); }

/* TOAST */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background: var(--surface2);
  border: 1px solid var(--accent);
  color: var(--text);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 500;
  animation: toastIn 0.3s ease, toastOut 0.3s ease 2.5s forwards;
  max-width: 280px;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes toastOut {
  to { opacity: 0; transform: translateY(10px); }
}

/* SHOP PAGE */
.shop-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.sidebar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  height: fit-content;
  position: sticky;
  top: 80px;
}

.sidebar h3 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 0.75rem;
  margin-top: 1.25rem;
}

.sidebar h3:first-child { margin-top: 0; }

.filter-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  padding: 0.3rem 0;
  cursor: pointer;
  color: var(--muted);
  transition: color 0.2s;
}

.filter-option input { accent-color: var(--accent); }
.filter-option:hover { color: var(--text); }

.price-range {
  margin-top: 0.5rem;
}

.price-range input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
  margin: 0.5rem 0;
}

.price-range-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--muted);
}

.shop-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.shop-header h1 { font-size: 1.5rem; font-weight: 800; }

.sort-select {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
  cursor: pointer;
}

.shop-page-title {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 2rem;
}

.shop-page-title h1 {
  font-size: 1.75rem;
  font-weight: 800;
  max-width: 1200px;
  margin: 0 auto;
}

/* PHOTOS PAGE */
.photos-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 2rem;
}

.photos-header h1 {
  font-size: 1.75rem;
  font-weight: 800;
  max-width: 1200px;
  margin: 0 auto 0.3rem;
}

.photos-header p {
  font-size: 0.85rem;
  color: var(--muted);
  max-width: 1200px;
  margin: 0 auto;
}

.photos-layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-bottom: 3rem;
}

.photo-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s, transform 0.15s;
}

.photo-card:hover {
  border-color: rgba(90,170,76,0.45);
  transform: translateY(-3px);
}

.photo-img {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--surface2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  position: relative;
  overflow: hidden;
}

.photo-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.photo-caption {
  padding: 0.75rem 1rem;
}

.photo-caption p {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.5;
}

.photo-caption .photo-meta {
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.2rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.submit-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
}

.submit-section h2 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.submit-section > p {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.submit-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group.full { grid-column: 1 / -1; }

.form-group label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
}

.form-group input,
.form-group textarea,
.form-group select {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 0.6rem 0.85rem;
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.2s;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
}

.form-group textarea { resize: vertical; min-height: 80px; }

.drop-zone {
  background: var(--surface2);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 2.5rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  grid-column: 1 / -1;
}

.drop-zone:hover,
.drop-zone.dragover {
  border-color: var(--accent);
  background: rgba(90,170,76,0.05);
}

.drop-zone-icon { font-size: 2rem; margin-bottom: 0.5rem; }

.drop-zone p {
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0;
}

.drop-zone p strong { color: var(--accent); }

.drop-zone input[type="file"] {
  display: none;
}

.drop-zone-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 1rem;
}

.preview-thumb {
  width: 70px;
  height: 70px;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid var(--border);
}

.submit-btn {
  width: 100%;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: var(--radius);
  padding: 0.85rem;
  font-weight: 800;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s;
  grid-column: 1 / -1;
  margin-top: 0.5rem;
}

.submit-btn:hover { background: var(--accent2); }

@media (max-width: 600px) {
  .submit-form { grid-template-columns: 1fr; }
  .form-group.full { grid-column: 1; }
  .drop-zone { grid-column: 1; }
  .submit-btn { grid-column: 1; }
  .photo-grid { grid-template-columns: 1fr; }
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .shop-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
}

@media (max-width: 600px) {
  nav { padding: 0 1rem; }
  .nav-links { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  section { padding: 3rem 1rem; }
}