/* =========================================================
   Northfield Supply Co. — Design tokens
   Palette: paper / deep pine / brass, tuned for a field-goods retailer
   Type: Fraunces (display) + Inter (body) + JetBrains Mono (utility/console)
   ========================================================= */
:root{
  --color-bg:        #F6F5F0;
  --color-bg-alt:    #ECE9DF;
  --color-card:      #FFFFFE;
  --color-ink:       #1A1E1B;
  --color-muted:     #6B6B62;
  --color-line:      #DAD5C6;
  --color-pine:      #16241C;
  --color-pine-light:#223327;
  --color-brass:     #B8935A;
  --color-brass-dark:#93713F;
  --color-signal:    #C1442E;
  --color-success:   #4F7942;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;

  --radius-sm: 3px;
  --radius-md: 6px;
  --container: 1180px;
  --header-h: 76px;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
ul{ list-style:none; margin:0; padding:0; }
button{ font-family: inherit; cursor:pointer; }
:focus-visible{ outline: 2px solid var(--color-brass-dark); outline-offset: 2px; }

.eyebrow{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-brass-dark);
}
.container{ max-width: var(--container); margin: 0 auto; padding: 0 28px; }
.price{ font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

/* ---------- Header ---------- */
.site-header{
  position: sticky; top:0; z-index: 40;
  height: var(--header-h);
  display:flex; align-items:center;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-line);
}
.site-header .container{ display:flex; align-items:center; justify-content:space-between; width:100%; }
.logo{
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -.01em;
  display:flex; align-items:baseline; gap:8px;
}
.logo .mark{ color: var(--color-brass-dark); font-style: italic; }
.main-nav{ display:flex; gap: 30px; }
.main-nav a{
  font-size: 13.5px; letter-spacing:.04em; text-transform:uppercase;
  color: var(--color-pine); padding: 6px 0; border-bottom: 1px solid transparent;
  transition: border-color .15s ease;
}
.main-nav a:hover, .main-nav a.active{ border-color: var(--color-brass-dark); }
.header-actions{ display:flex; align-items:center; gap: 14px; }
.icon-btn{
  position:relative;
  display:inline-flex; align-items:center; justify-content:center;
  width: 40px; height:40px; border-radius: 50%;
  background: transparent; border: 1px solid var(--color-line);
  color: var(--color-pine);
  transition: background .15s ease, border-color .15s ease;
}
.icon-btn:hover{ background: var(--color-bg-alt); border-color: var(--color-brass-dark); }
.cart-badge{
  position:absolute; top:-6px; right:-6px;
  background: var(--color-signal); color:#fff;
  font-family: var(--font-mono); font-size: 10px; font-weight:700;
  min-width:18px; height:18px; border-radius:9px;
  display:flex; align-items:center; justify-content:center; padding: 0 4px;
}
.cart-badge[hidden]{ display:none; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding: 13px 26px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 600; letter-spacing:.02em;
  border: 1px solid transparent; transition: transform .12s ease, background .15s ease, border-color .15s ease;
}
.btn:active{ transform: translateY(1px); }
.btn-primary{ background: var(--color-pine); color: var(--color-bg); }
.btn-primary:hover{ background: var(--color-pine-light); }
.btn-outline{ background: transparent; color: var(--color-pine); border-color: var(--color-pine); }
.btn-outline:hover{ background: var(--color-pine); color: var(--color-bg); }
.btn-brass{ background: var(--color-brass); color: var(--color-pine); }
.btn-brass:hover{ background: var(--color-brass-dark); color: #fff; }
.btn-block{ width:100%; }
.btn[disabled]{ opacity:.5; cursor:not-allowed; }

/* ---------- Hero ---------- */
.hero{
  display:grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items:center;
  padding: 72px 0 64px;
}
.hero-copy h1{
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 62px);
  line-height: 1.02;
  margin: 18px 0 20px;
  letter-spacing: -.01em;
}
.hero-copy h1 em{ font-style: italic; color: var(--color-brass-dark); }
.hero-copy p{ color: var(--color-muted); font-size: 17px; max-width: 46ch; margin: 0 0 30px; }
.hero-actions{ display:flex; gap: 14px; }
.hero-art{
  aspect-ratio: 4/5; border-radius: var(--radius-md); overflow:hidden;
  background: var(--color-pine); position:relative;
}
.hero-art img{ width:100%; height:100%; object-fit:cover; opacity:.92; }
.hero-art::after{
  content:''; position:absolute; inset:0;
  background: linear-gradient(180deg, transparent 50%, rgba(22,36,28,.55));
}
.hero-tag{
  position:absolute; left:18px; bottom:18px; z-index:2;
  color:#fff; font-family: var(--font-mono); font-size:12px;
  border:1px solid rgba(255,255,255,.5); padding:6px 10px; border-radius: 20px;
}

/* ---------- Section headings ---------- */
.section-head{
  display:flex; align-items:flex-end; justify-content:space-between;
  margin: 0 0 28px; gap: 20px; flex-wrap:wrap;
}
.section-head h2{ font-family: var(--font-display); font-size: 30px; margin: 8px 0 0; }
.section{ padding: 56px 0; }
.section-alt{ background: var(--color-bg-alt); }

/* ---------- Product grid & cards ---------- */
.grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.grid.cols-3{ grid-template-columns: repeat(3,1fr); }
.card{
  background: var(--color-card); border: 1px solid var(--color-line); border-radius: var(--radius-md);
  overflow:hidden; display:flex; flex-direction:column;
  transition: border-color .15s ease, transform .15s ease;
}
.card:hover{ border-color: var(--color-brass-dark); transform: translateY(-2px); }
.card-media{ aspect-ratio: 1/1; overflow:hidden; background: var(--color-bg-alt); }
.card-media img{ width:100%; height:100%; object-fit:cover; transition: transform .4s ease; }
.card:hover .card-media img{ transform: scale(1.045); }
.card-body{ padding: 16px 16px 18px; display:flex; flex-direction:column; gap: 6px; flex:1; }
.card-body .eyebrow{ margin-bottom:2px; }
.card-body h3{ font-size: 15.5px; font-weight: 600; margin:0; }
.card-foot{ display:flex; align-items:center; justify-content:space-between; margin-top:auto; padding-top:10px; }
.card-foot .price{ font-size: 15px; font-weight:700; }
.mini-add{
  font-family: var(--font-mono); font-size: 11px; letter-spacing:.04em; text-transform: uppercase;
  padding: 7px 10px; border-radius: var(--radius-sm); border: 1px solid var(--color-pine);
  background: transparent; color: var(--color-pine);
}
.mini-add:hover{ background: var(--color-pine); color: var(--color-bg); }

.filters{ display:flex; gap: 10px; flex-wrap:wrap; }
.filter-pill{
  padding: 8px 15px; border-radius: 20px; border: 1px solid var(--color-line);
  font-size: 13px; color: var(--color-pine); background: var(--color-card);
}
.filter-pill.active{ background: var(--color-pine); color:#fff; border-color: var(--color-pine); }

/* ---------- Product detail ---------- */
.pdp{ display:grid; grid-template-columns: 1fr 1fr; gap: 56px; padding: 48px 0 72px; align-items:flex-start; }
.pdp-media{ position:sticky; top: calc(var(--header-h) + 24px); }
.pdp-media .card-media{ border-radius: var(--radius-md); border:1px solid var(--color-line); }
.pdp-info .eyebrow{ margin-bottom: 10px; }
.pdp-info h1{ font-family: var(--font-display); font-size: 36px; margin: 0 0 12px; line-height:1.08; }
.pdp-info .price{ font-size: 22px; font-weight:700; margin-bottom: 18px; display:block; }
.pdp-info p.desc{ color: var(--color-muted); font-size: 15.5px; margin-bottom: 26px; max-width: 52ch; }
.pdp-meta{ display:flex; gap: 26px; margin: 26px 0; padding: 18px 0; border-top:1px solid var(--color-line); border-bottom:1px solid var(--color-line); }
.pdp-meta div span{ display:block; }
.pdp-meta .label{ font-family: var(--font-mono); font-size: 10.5px; text-transform:uppercase; letter-spacing:.08em; color: var(--color-muted); margin-bottom:4px; }
.qty-row{ display:flex; align-items:center; gap: 16px; margin-bottom: 18px; }
.qty-stepper{ display:flex; align-items:center; border:1px solid var(--color-line); border-radius: var(--radius-sm); }
.qty-stepper button{ width:36px; height:40px; background:none; border:none; font-size:16px; }
.qty-stepper button:hover{ background: var(--color-bg-alt); }
.qty-stepper span{ width:32px; text-align:center; font-family: var(--font-mono); }
.pdp-actions{ display:flex; gap: 12px; }

/* ---------- Cart ---------- */
.cart-layout{ display:grid; grid-template-columns: 1fr 340px; gap: 44px; padding: 44px 0 80px; align-items:flex-start; }
.cart-line{
  display:grid; grid-template-columns: 84px 1fr auto auto; gap: 18px; align-items:center;
  padding: 18px 0; border-bottom: 1px solid var(--color-line);
}
.cart-line img{ width:84px; height:84px; object-fit:cover; border-radius: var(--radius-sm); border: 1px solid var(--color-line); }
.cart-line .name{ font-weight:600; font-size:14.5px; margin-bottom:4px; }
.cart-line .sku{ font-family: var(--font-mono); font-size:11px; color: var(--color-muted); }
.cart-line .remove{ background:none; border:none; color: var(--color-muted); font-size:12px; text-decoration:underline; margin-top:6px; }
.summary-card{
  background: var(--color-card); border:1px solid var(--color-line); border-radius: var(--radius-md);
  padding: 24px;
}
.summary-card h3{ font-family: var(--font-display); font-size: 20px; margin: 0 0 18px; }
.summary-row{ display:flex; justify-content:space-between; font-size: 14px; margin-bottom: 10px; color: var(--color-muted); }
.summary-row.total{ color: var(--color-ink); font-weight:700; font-size: 16px; border-top:1px solid var(--color-line); margin-top:14px; padding-top:14px; }
.empty-state{ text-align:center; padding: 80px 20px; color: var(--color-muted); }
.empty-state h2{ font-family: var(--font-display); color: var(--color-ink); font-size:26px; margin-bottom:10px;}

/* ---------- Checkout ---------- */
.checkout-layout{ display:grid; grid-template-columns: 1fr 360px; gap: 48px; padding: 44px 0 80px; align-items:flex-start; }
.form-section{ margin-bottom: 30px; }
.form-section h2{ font-family: var(--font-display); font-size: 21px; margin-bottom: 16px; }
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom:14px; }
.field{ display:flex; flex-direction:column; gap:6px; }
.field.full{ grid-column: 1/-1; }
.field label{ font-size:12.5px; font-weight:600; color: var(--color-pine); }
.field input, .field select{
  padding: 11px 12px; border:1px solid var(--color-line); border-radius: var(--radius-sm);
  font-family: inherit; font-size: 14px; background: var(--color-card);
}
.field input:focus, .field select:focus{ border-color: var(--color-brass-dark); }
.order-line{ display:flex; justify-content:space-between; font-size: 13.5px; margin-bottom:10px; }
.order-line .qty{ color: var(--color-muted); font-family: var(--font-mono); font-size:12px; }

/* ---------- Confirmation ---------- */
.confirm{ max-width: 640px; margin: 0 auto; padding: 80px 28px 100px; text-align:center; }
.confirm .stamp{
  width:64px;height:64px;border-radius:50%; background: var(--color-success); color:#fff;
  display:flex; align-items:center; justify-content:center; margin: 0 auto 24px; font-size:28px;
}
.confirm h1{ font-family: var(--font-display); font-size: 34px; margin-bottom:10px; }
.confirm .order-id{ font-family: var(--font-mono); color: var(--color-brass-dark); font-size:14px; margin-bottom: 30px; }
.confirm-summary{ text-align:left; background: var(--color-card); border:1px solid var(--color-line); border-radius: var(--radius-md); padding: 24px; margin: 30px 0; }

/* ---------- Footer ---------- */
.site-footer{ border-top: 1px solid var(--color-line); background: var(--color-pine); color: var(--color-bg); margin-top: 80px; }
.site-footer .container{ padding: 46px 28px 40px; display:flex; justify-content:space-between; align-items:flex-start; flex-wrap:wrap; gap: 24px; }
.site-footer .logo{ color: var(--color-bg); }
.site-footer p{ color: rgba(246,245,240,.6); font-size: 13px; max-width: 40ch; }
.footer-note{ font-family: var(--font-mono); font-size:11.5px; color: rgba(246,245,240,.45); }

/* =========================================================
   Event Inspector — signature element
   A live console showing the server-side event stream firing
   from this page, styled like a field radio / terminal.
   ========================================================= */
.inspector-toggle{
  display:flex; align-items:center; gap:8px;
  font-family: var(--font-mono); font-size: 11.5px; letter-spacing:.03em;
  padding: 9px 14px; border-radius: 20px; border: 1px solid var(--color-pine);
  background: var(--color-pine); color: var(--color-bg);
}
.inspector-toggle .dot{
  width:7px; height:7px; border-radius:50%; background: #6fbf73;
  box-shadow: 0 0 0 0 rgba(111,191,115,.6); animation: pulse 2s infinite;
}
@keyframes pulse{
  0%{ box-shadow: 0 0 0 0 rgba(111,191,115,.55); }
  70%{ box-shadow: 0 0 0 7px rgba(111,191,115,0); }
  100%{ box-shadow: 0 0 0 0 rgba(111,191,115,0); }
}
.inspector-toggle .count{
  background: var(--color-brass); color: var(--color-pine); font-weight:700;
  border-radius:10px; padding: 1px 7px; font-size:10.5px;
}

#nf-inspector{
  position: fixed; right: 20px; bottom: 20px; z-index: 100;
  width: 420px; max-width: calc(100vw - 40px);
  font-family: var(--font-mono);
  background: var(--color-pine);
  border: 1px solid var(--color-pine-light);
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
  overflow: hidden;
  transform: translateY(calc(100% + 20px));
  opacity: 0;
  transition: transform .25s ease, opacity .25s ease;
}
#nf-inspector.open{ transform: translateY(0); opacity:1; }
#nf-inspector .insp-head{
  display:flex; align-items:center; justify-content:space-between;
  padding: 12px 14px; background: var(--color-pine-light);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
#nf-inspector .insp-title{
  color: var(--color-bg); font-size: 11px; letter-spacing:.08em; text-transform:uppercase;
  display:flex; align-items:center; gap:8px;
}
#nf-inspector .insp-title .dot{ width:7px;height:7px;border-radius:50%; background:#6fbf73; animation: pulse 2s infinite; }
#nf-inspector .insp-actions{ display:flex; gap:10px; }
#nf-inspector .insp-actions button{
  background:none; border:none; color: rgba(246,245,240,.55); font-size:11px; font-family: var(--font-mono);
}
#nf-inspector .insp-actions button:hover{ color: var(--color-bg); }
#nf-inspector .insp-body{
  max-height: 340px; overflow-y: auto; padding: 6px 0;
}
#nf-inspector .insp-empty{ padding: 22px 16px; color: rgba(246,245,240,.4); font-size:12px; }
.insp-event{ padding: 10px 14px; border-bottom: 1px solid rgba(255,255,255,.06); }
.insp-event .row1{ display:flex; justify-content:space-between; align-items:center; margin-bottom:4px; }
.insp-event .ev-name{ color: var(--color-brass); font-weight:700; font-size: 12px; }
.insp-event .ev-time{ color: rgba(246,245,240,.4); font-size: 10px; }
.insp-event pre{
  margin: 0; color: rgba(246,245,240,.75); font-size: 11px; line-height:1.5;
  white-space: pre-wrap; word-break: break-word;
}
.insp-event .ev-endpoint{ color: rgba(246,245,240,.35); font-size: 10px; margin-top:4px; }
.insp-event .ev-endpoint.ok{ color: #6fbf73; }
.insp-event .ev-endpoint.err{ color: #e28b6d; }

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .hero{ grid-template-columns: 1fr; }
  .grid{ grid-template-columns: repeat(2,1fr); }
  .pdp{ grid-template-columns: 1fr; }
  .pdp-media{ position:static; }
  .cart-layout, .checkout-layout{ grid-template-columns: 1fr; }
  .main-nav{ display:none; }
}
@media (max-width: 560px){
  .grid{ grid-template-columns: repeat(2,1fr); gap: 14px; }
  .form-row{ grid-template-columns: 1fr; }
  #nf-inspector{ right:10px; left:10px; width:auto; bottom:10px; }
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: .001ms !important; transition-duration: .001ms !important; }
}