:root {
  --ink: #1d2329;
  --muted: #64717c;
  --line: #dfe5e9;
  --paper: #fbfcfd;
  --accent: #0f766e;
  --accent-dark: #115e59;
  --rose: #be123c;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--ink); background: var(--paper); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; object-fit: cover; }
input, textarea, select, button { font: inherit; border: 1px solid var(--line); border-radius: 6px; padding: 0.75rem; }
button { cursor: pointer; background: white; }
button:disabled { cursor: not-allowed; opacity: 0.55; }

.site-header { position: sticky; top: 0; z-index: 10; display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: center; gap: 1rem; padding: .9rem 5vw; background: rgba(251,252,253,0.94); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
.header-main { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-width: 0; }
.header-menu { display: flex; align-items: center; justify-content: flex-end; gap: 1.25rem; min-width: 0; }
.brand { font-size: 1.45rem; font-weight: 800; letter-spacing: 0; }
.nav, .actions, .mobile-actions { display: flex; align-items: center; gap: 1rem; color: var(--muted); }
.nav { min-width: 0; flex-wrap: wrap; justify-content: flex-end; row-gap: .35rem; }
.nav a, .actions a, .link-button, .cart-link { min-height: 36px; display: inline-flex; align-items: center; white-space: nowrap; }
.actions form { margin: 0; }
.link-button { border: 0; background: transparent; padding: 0; color: var(--muted); }
.mobile-actions { display: none; margin-left: auto; }
.cart-link { font-weight: 700; color: var(--ink); }
.menu-toggle { width: 42px; height: 42px; display: none; place-items: center; gap: 4px; padding: 0; border-color: var(--line); background: white; }
.menu-toggle span { width: 18px; height: 2px; display: block; background: var(--ink); border-radius: 999px; }

.hero { min-height: 68vh; display: grid; align-items: center; padding: 6rem 5vw; color: white; background: linear-gradient(90deg, rgba(10,22,28,.88), rgba(10,22,28,.30)), url("https://images.unsplash.com/photo-1490481651871-ab68de25d43d?auto=format&fit=crop&w=1800&q=85") center/cover; }
.hero div { max-width: 720px; }
.hero h1 { margin: .2rem 0 1rem; font-size: clamp(3rem, 8vw, 6rem); line-height: .95; letter-spacing: 0; }
.hero p { max-width: 620px; font-size: 1.2rem; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 800; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: .75rem 1.1rem; border-radius: 6px; border: 1px solid var(--accent); background: var(--accent); color: white; font-weight: 750; }
.button:hover { background: var(--accent-dark); }
.button.small { min-height: 36px; padding: .55rem .8rem; font-size: .92rem; }
.button.full { width: 100%; margin-top: 1rem; }

.band, .page-heading { padding: 3.5rem 5vw; }
.subtle { background: #eef5f3; }
.page-heading { display: flex; align-items: end; justify-content: space-between; gap: 2rem; border-bottom: 1px solid var(--line); }
.policy-heading .muted { max-width: 760px; font-size: 1.08rem; }
.updated { flex: 0 0 auto; margin: 0; padding: .65rem .85rem; border: 1px solid var(--line); border-radius: 6px; background: white; color: var(--muted); font-weight: 700; }
h1, h2, h3 { letter-spacing: 0; line-height: 1.05; }
h1 { font-size: clamp(2.2rem, 5vw, 4rem); margin: 0; }
h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); margin-top: 0; }
.muted { color: var(--muted); }

.category-grid, .product-grid, .stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
.category-tile, .product-card, .panel, .summary, .stat-grid div { background: white; border: 1px solid var(--line); border-radius: 8px; }
.category-tile { padding: 1.25rem; display: grid; gap: .5rem; }
.category-tile strong { font-size: 1.2rem; }
.category-tile span, .product-card p { color: var(--muted); }
.product-card { overflow: hidden; display: flex; flex-direction: column; }
.product-card img { aspect-ratio: 4 / 3; width: 100%; }
.product-body { padding: 1rem; display: grid; gap: .65rem; flex: 1; }
.product-body h3, .product-body p { margin: 0; }
.price-row { display: flex; flex-wrap: wrap; align-items: center; gap: .55rem; }
.price-row strong { font-size: 1.2rem; }
.price-row span { color: var(--muted); text-decoration: line-through; }
.price-row em { color: var(--rose); font-style: normal; font-weight: 700; font-size: .9rem; }
.affiliate-note { font-size: .9rem; color: var(--accent); font-weight: 700; }
.affiliate-box { padding: 1rem; margin: 1rem 0; border: 1px solid #99d3cb; border-radius: 8px; background: #edf9f7; }
.affiliate-box p { margin: .35rem 0 0; color: var(--muted); }
.large strong { font-size: 2rem; }

.product-detail { display: grid; grid-template-columns: minmax(280px, 1fr) minmax(280px, 520px); gap: 3rem; padding: 4rem 5vw; align-items: center; }
.product-detail > img { width: 100%; aspect-ratio: 1 / 1; border-radius: 8px; }
.purchase { display: flex; gap: .75rem; margin-top: 1.5rem; }
.purchase input { width: 96px; }

.cart-layout, .form-page { display: grid; grid-template-columns: 1fr 340px; gap: 1.25rem; padding: 2rem 5vw 4rem; align-items: start; }
.form-page.single { grid-template-columns: minmax(280px, 520px); justify-content: center; }
.cart-lines { display: grid; gap: .75rem; }
.cart-line { display: grid; grid-template-columns: 90px 1fr auto auto auto; align-items: center; gap: 1rem; background: white; border: 1px solid var(--line); border-radius: 8px; padding: .75rem; }
.cart-line img { width: 90px; aspect-ratio: 1; border-radius: 6px; }
.cart-line form { display: flex; gap: .4rem; }
.cart-line input { width: 76px; }
.danger { color: var(--rose); }
.summary { padding: 1.25rem; }
.summary p { display: flex; justify-content: space-between; gap: 1rem; }
.summary .total { border-top: 1px solid var(--line); padding-top: 1rem; font-size: 1.15rem; }
.summary form { display: grid; gap: .6rem; }
.panel { padding: 1.5rem; }
.panel p { display: grid; gap: .35rem; }
.panel input { width: 100%; }
.form-field { margin: 0 0 1rem; }
.field-error, .form-errors { color: var(--rose); font-weight: 700; font-size: .9rem; }
.field-help { color: var(--muted); font-size: .88rem; }
.form-errors { padding: .75rem; margin-bottom: 1rem; border: 1px solid #fecdd3; border-radius: 6px; background: #fff1f2; }

.policy-layout { display: grid; grid-template-columns: 260px minmax(0, 820px); gap: 2rem; align-items: start; padding: 2rem 5vw 4rem; }
.policy-nav { position: sticky; top: 88px; display: grid; gap: .35rem; padding: 1rem; border: 1px solid var(--line); border-radius: 8px; background: white; }
.policy-nav strong { margin-bottom: .35rem; }
.policy-nav a { padding: .65rem .7rem; border-radius: 6px; color: var(--muted); }
.policy-nav a:hover, .policy-nav a[aria-current="page"] { background: #eef5f3; color: var(--ink); }
.policy-content { display: grid; gap: 1rem; }
.policy-content section, .policy-note { padding: 1.35rem; border: 1px solid var(--line); border-radius: 8px; background: white; }
.policy-content h2 { margin-bottom: .7rem; font-size: clamp(1.25rem, 2vw, 1.7rem); }
.policy-content p, .policy-note p { margin: 0; color: var(--muted); line-height: 1.7; }
.policy-note { background: #eef5f3; }

.messages { padding: .75rem 5vw 0; }
.messages p { padding: .8rem 1rem; border-radius: 6px; background: #e8f5ee; border: 1px solid #b7dfc8; }
.messages .error { background: #fff1f2; border-color: #fecdd3; }
.search { display: flex; gap: .5rem; }

.dashboard-shell { display: grid; grid-template-columns: 230px 1fr; min-height: calc(100vh - 146px); }
.dashboard-nav { display: flex; flex-direction: column; gap: .4rem; padding: 1.5rem; border-right: 1px solid var(--line); background: white; }
.dashboard-nav a { padding: .75rem; border-radius: 6px; color: var(--muted); }
.dashboard-nav a:hover { background: #eef5f3; color: var(--ink); }
.dashboard-content { padding: 2rem; overflow-x: auto; }
.stat-grid div { padding: 1.25rem; }
.stat-grid span { color: var(--muted); display: block; margin-bottom: .4rem; }
.stat-grid strong { font-size: 2rem; }
.admin-section { margin-top: 2rem; }
table { width: 100%; border-collapse: collapse; background: white; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
th, td { text-align: left; padding: .85rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: #f3f7f6; }
.admin-form { display: grid; grid-template-columns: repeat(3, minmax(180px, 1fr)); gap: .75rem; background: white; border: 1px solid var(--line); border-radius: 8px; padding: 1rem; margin-bottom: 1rem; }
.admin-form textarea { grid-column: 1 / -1; min-height: 110px; }
.admin-form.compact { grid-template-columns: repeat(4, minmax(140px, 1fr)); }
.admin-form.integration-form { grid-template-columns: repeat(3, minmax(180px, 1fr)); }
.footer { display: flex; justify-content: space-between; gap: 2rem; padding: 2rem 5vw; color: var(--muted); border-top: 1px solid var(--line); }
.footer strong { color: var(--ink); }
.footer p { max-width: 640px; margin: .35rem 0 0; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .75rem 1rem; max-width: 520px; }
.footer-links a { color: var(--muted); font-weight: 700; }
.footer-links a:hover { color: var(--ink); }

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr; align-items: stretch; }
  .header-menu { justify-content: space-between; }
  .nav { justify-content: flex-start; }
}

@media (max-width: 720px) {
  .site-header { padding: .75rem 5vw; gap: .75rem; }
  .mobile-actions, .menu-toggle { display: flex; }
  .menu-toggle { display: grid; }
  .header-menu { display: none; padding-top: .75rem; border-top: 1px solid var(--line); }
  .header-menu.is-open { display: grid; gap: .75rem; }
  .nav, .actions { align-items: stretch; flex-direction: column; gap: .25rem; }
  .nav a, .actions a, .actions form, .link-button { width: 100%; }
  .nav a, .actions a, .link-button { min-height: 42px; padding: .55rem 0; }
  .desktop-cart { display: none; }
  .page-heading { align-items: flex-start; flex-direction: column; }
  .product-detail, .cart-layout, .form-page, .dashboard-shell, .policy-layout { grid-template-columns: 1fr; }
  .policy-nav { position: static; }
  .cart-line { grid-template-columns: 70px 1fr; }
  .cart-line strong, .cart-line form { grid-column: 2; }
  .admin-form, .admin-form.compact, .admin-form.integration-form { grid-template-columns: 1fr; }
  .footer { flex-direction: column; }
  .footer-links { justify-content: flex-start; }
}