/* ==========================================================
   PrintCraft — Design tokens
   Palette grounded in the subject: warm graphite workshop,
   precision-teal for tech/interface, filament-orange for CTAs.
   ========================================================== */
:root {
  --bg: #1B1D21;
  --bg-alt: #17181B;
  --panel: #24272C;
  --panel-light: #2C2F36;
  --border: rgba(237,235,230,0.10);
  --border-strong: rgba(237,235,230,0.22);

  --text: #EDEBE6;
  --muted: #9195A0;
  --muted-dim: #6B6F79;

  --teal: #00C2A8;
  --teal-dim: #0C7A6B;
  --orange: #FF7A3D;
  --orange-dim: #C25A28;
  --success: #4ADE80;
  --danger: #FF6B6B;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius: 4px;
  --radius-lg: 10px;
  --ease: cubic-bezier(.22,1,.36,1);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; margin: 0 0 .5em; letter-spacing: -0.01em; }
p { margin: 0 0 1em; color: var(--muted); }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }

/* ---------- Nozzle progress rail (signature ambient element) ---------- */
.nozzle-rail {
  position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 999;
  background: var(--border);
}
.nozzle-rail::before {
  content: ""; position: absolute; top: 0; left: 0; height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--teal), var(--orange));
  animation: railFill 1.4s var(--ease) forwards;
}
.nozzle-dot {
  position: absolute; top: -3px; left: 0; width: 8px; height: 8px; border-radius: 50%;
  background: var(--orange); box-shadow: 0 0 10px 2px rgba(255,122,61,.7);
  animation: dotTravel 1.4s var(--ease) forwards;
}
@keyframes railFill { from { width: 0%; } to { width: 100%; } }
@keyframes dotTravel { from { left: 0%; } to { left: 100%; } }
@media (max-width: 640px) { .nozzle-rail { display: none; } }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 200;
  background: rgba(27,29,33,0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; }
.logo em { font-style: normal; color: var(--orange); }
.main-nav { display: flex; gap: 30px; }
.main-nav a { font-size: .92rem; color: var(--muted); transition: color .2s var(--ease); position: relative; }
.main-nav a:hover { color: var(--text); }
.main-nav a::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 0; height: 1px; background: var(--teal); transition: width .25s var(--ease); }
.main-nav a:hover::after { width: 100%; }
.header-actions { display: flex; align-items: center; gap: 18px; }
.cart-link { position: relative; display: flex; color: var(--text); }
.cart-count {
  position: absolute; top: -8px; right: -10px; background: var(--orange); color: #1B1D21;
  font-family: var(--font-mono); font-size: .65rem; font-weight: 600; min-width: 16px; height: 16px;
  border-radius: 50%; display: flex; align-items: center; justify-content: center; padding: 0 3px;
}
.nav-toggle { display: none; flex-direction: column; gap: 4px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 20px; height: 2px; background: var(--text); }

@media (max-width: 860px) {
  .main-nav { position: absolute; top: 68px; left: 0; right: 0; background: var(--bg-alt); flex-direction: column; padding: 10px 24px 20px; gap: 4px; border-bottom: 1px solid var(--border); display: none; }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 10px 0; border-bottom: 1px solid var(--border); }
  .nav-toggle { display: flex; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-body); font-weight: 600; font-size: .92rem;
  padding: 13px 24px; border-radius: var(--radius); border: 1px solid transparent;
  cursor: pointer; transition: transform .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--teal); color: #0B1210; }
.btn-primary:hover { background: #10D6BB; }
.btn-accent { background: var(--orange); color: #1B1000; }
.btn-accent:hover { background: #FF8C57; }
.btn-outline { background: transparent; border-color: var(--border-strong); color: var(--text); }
.btn-outline:hover { border-color: var(--teal); color: var(--teal); }
.btn-block { width: 100%; }
.btn-sm { padding: 8px 14px; font-size: .82rem; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: 90px 0 70px;
  background:
    radial-gradient(ellipse 60% 50% at 80% 0%, rgba(0,194,168,.14), transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 100%, rgba(255,122,61,.10), transparent 60%);
}
.hero-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 50px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: .75rem;
  color: var(--teal); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 8px 1px var(--teal); }

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem); line-height: 1.06; margin-bottom: 22px;
}
.hero-line { display: block; overflow: hidden; }
.hero-line span {
  display: block; transform: translateY(110%);
  animation: layerRise .7s var(--ease) forwards;
}
.hero-line:nth-child(1) span { animation-delay: .05s; }
.hero-line:nth-child(2) span { animation-delay: .18s; color: var(--orange); }
.hero-line:nth-child(3) span { animation-delay: .30s; }
@keyframes layerRise { to { transform: translateY(0); } }

.hero p.lede { font-size: 1.08rem; max-width: 480px; margin-bottom: 30px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 34px; }
.hero-stats { display: flex; gap: 34px; flex-wrap: wrap; }
.hero-stat { font-family: var(--font-mono); }
.hero-stat b { display: block; font-size: 1.4rem; color: var(--text); }
.hero-stat span { font-size: .72rem; color: var(--muted-dim); text-transform: uppercase; letter-spacing: .06em; }

/* Hero build graphic — printer laying down layers */
.hero-visual { position: relative; }
.print-rig {
  width: 100%; aspect-ratio: 1/1; position: relative;
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.print-rig::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 28px 28px; opacity: .5;
}
.build-stack { position: relative; display: flex; flex-direction: column-reverse; gap: 3px; width: 55%; }
.build-stack .layer {
  height: 14px; border-radius: 2px; transform: scaleX(0); transform-origin: center;
  animation: layerBuild .5s var(--ease) forwards;
  background: linear-gradient(90deg, var(--teal), var(--orange));
}
.build-stack .layer:nth-child(1) { animation-delay: .9s; }
.build-stack .layer:nth-child(2) { animation-delay: 1.05s; }
.build-stack .layer:nth-child(3) { animation-delay: 1.2s; }
.build-stack .layer:nth-child(4) { animation-delay: 1.35s; }
.build-stack .layer:nth-child(5) { animation-delay: 1.5s; }
.build-stack .layer:nth-child(6) { animation-delay: 1.65s; }
.build-stack .layer:nth-child(7) { animation-delay: 1.8s; }
.build-stack .layer:nth-child(8) { animation-delay: 1.95s; opacity: .85; }
@keyframes layerBuild { to { transform: scaleX(1); } }

.nozzle-head {
  position: absolute; top: 18%; width: 26px; height: 26px;
  background: var(--text); clip-path: polygon(20% 0, 80% 0, 100% 60%, 50% 100%, 0 60%);
  animation: nozzleSweep 2.2s var(--ease) infinite;
}
@keyframes nozzleSweep {
  0% { left: 22%; }
  50% { left: 68%; }
  100% { left: 22%; }
}
.print-badge {
  position: absolute; bottom: 16px; left: 16px; right: 16px;
  display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: .68rem; color: var(--muted-dim);
  text-transform: uppercase; letter-spacing: .05em;
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 320px; margin: 0 auto; }
}

/* ---------- Section scaffolding ---------- */
.section { padding: 84px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 40px; flex-wrap: wrap; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 6px; }
.section-head .eyebrow { margin-bottom: 10px; }
.section-head p { max-width: 480px; margin: 0; }

/* Reveal-on-scroll (progressive layer reveal) */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-stagger.in .stagger-child { transition-delay: calc(var(--i, 0) * 80ms); }

/* ---------- Product grid & cards ---------- */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
@media (max-width: 980px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .product-grid { grid-template-columns: 1fr; } }

.product-card {
  position: relative; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.product-card:hover { transform: translateY(-6px); border-color: var(--border-strong); box-shadow: 0 22px 40px -20px rgba(0,0,0,.55); }
.product-card .corner { position: absolute; width: 14px; height: 14px; border-color: var(--teal); opacity: 0; transition: opacity .3s var(--ease); }
.product-card:hover .corner { opacity: .9; }
.corner.tl { top: 10px; left: 10px; border-top: 2px solid; border-left: 2px solid; }
.corner.br { bottom: 10px; right: 10px; border-bottom: 2px solid; border-right: 2px solid; }

.card-media {
  position: relative; aspect-ratio: 4/3; background: var(--panel-light);
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.card-media img { max-height: 100%; }
.badge {
  position: absolute; top: 12px; left: 12px; font-family: var(--font-mono); font-size: .66rem; text-transform: uppercase;
  letter-spacing: .05em; padding: 5px 9px; border-radius: 3px; font-weight: 600;
}
.badge-stock { background: rgba(74,222,128,.14); color: var(--success); border: 1px solid rgba(74,222,128,.3); }
.badge-low { background: rgba(255,122,61,.14); color: var(--orange); border: 1px solid rgba(255,122,61,.3); }
.badge-preorder { background: rgba(0,194,168,.14); color: var(--teal); border: 1px solid rgba(0,194,168,.3); }

.card-body { padding: 20px 20px 22px; }
.card-body .category { font-family: var(--font-mono); font-size: .68rem; color: var(--muted-dim); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 6px; }
.card-body h3 { font-size: 1.15rem; margin-bottom: 6px; }
.card-body .tagline { font-size: .88rem; margin-bottom: 14px; }
.spec-row { display: flex; gap: 14px; flex-wrap: wrap; font-family: var(--font-mono); font-size: .72rem; color: var(--muted); margin-bottom: 16px; }
.spec-row span b { color: var(--text); font-weight: 500; }
.card-footer { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.price { font-family: var(--font-mono); font-size: 1.2rem; font-weight: 600; }
.price .strike { font-size: .78rem; color: var(--muted-dim); text-decoration: line-through; margin-left: 6px; }

/* ---------- Filters ---------- */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 34px; }
.filter-chip {
  font-family: var(--font-mono); font-size: .78rem; padding: 9px 16px; border-radius: 20px; border: 1px solid var(--border-strong);
  color: var(--muted); transition: all .2s var(--ease);
}
.filter-chip:hover, .filter-chip.active { color: var(--bg); background: var(--teal); border-color: var(--teal); }

/* ---------- Feature strip ---------- */
.feature-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.feature-item { background: var(--panel); padding: 28px 24px; }
.feature-item .spec-label { display: block; font-family: var(--font-mono); font-size: .68rem; color: var(--teal); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 10px; }
.feature-item h4 { font-size: 1.02rem; margin-bottom: 6px; }
.feature-item p { font-size: .86rem; margin: 0; }
@media (max-width: 860px) { .feature-strip { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .feature-strip { grid-template-columns: 1fr; } }

/* ---------- Product detail page ---------- */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
@media (max-width: 900px) { .detail-grid { grid-template-columns: 1fr; gap: 34px; } }
.detail-media { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; position: sticky; top: 90px; }
.breadcrumb { font-family: var(--font-mono); font-size: .76rem; color: var(--muted-dim); margin-bottom: 26px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--teal); }
.detail-price-row { display: flex; align-items: baseline; gap: 12px; margin: 18px 0 6px; }
.detail-price-row .price { font-size: 1.8rem; }
.stock-note { font-family: var(--font-mono); font-size: .8rem; margin-bottom: 24px; }
.stock-note.ok { color: var(--success); }
.stock-note.low { color: var(--orange); }
.stock-note.pre { color: var(--teal); }
.spec-table { width: 100%; border-collapse: collapse; margin: 26px 0; font-family: var(--font-mono); font-size: .84rem; }
.spec-table tr { border-bottom: 1px solid var(--border); }
.spec-table td { padding: 12px 0; }
.spec-table td:first-child { color: var(--muted-dim); text-transform: uppercase; letter-spacing: .04em; font-size: .74rem; width: 40%; }
.qty-row { display: flex; align-items: center; gap: 16px; margin: 26px 0; }
.qty-control { display: flex; align-items: center; border: 1px solid var(--border-strong); border-radius: var(--radius); overflow: hidden; }
.qty-control button { width: 38px; height: 42px; background: var(--panel-light); border: none; color: var(--text); font-size: 1.1rem; cursor: pointer; }
.qty-control input { width: 48px; height: 42px; border: none; background: transparent; color: var(--text); text-align: center; font-family: var(--font-mono); }

/* ---------- Forms / cart / checkout ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
label { display: block; font-size: .82rem; color: var(--muted); margin-bottom: 6px; }
input, textarea, select {
  width: 100%; background: var(--panel-light); border: 1px solid var(--border-strong); border-radius: var(--radius);
  padding: 12px 14px; color: var(--text); font-family: var(--font-body); font-size: .94rem; margin-bottom: 16px;
  transition: border-color .2s var(--ease);
}
input:focus, textarea:focus, select:focus { border-color: var(--teal); outline: none; }
textarea { resize: vertical; min-height: 90px; }

.cart-table { width: 100%; border-collapse: collapse; }
.cart-table th { text-align: left; font-family: var(--font-mono); font-size: .7rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted-dim); padding-bottom: 14px; border-bottom: 1px solid var(--border); }
.cart-table td { padding: 18px 10px 18px 0; border-bottom: 1px solid var(--border); vertical-align: middle; }
.cart-item-name { display: flex; align-items: center; gap: 14px; font-weight: 600; }
.cart-item-name .thumb { width: 56px; height: 56px; background: var(--panel-light); border-radius: var(--radius); padding: 8px; }
.remove-link { color: var(--danger); font-size: .78rem; font-family: var(--font-mono); }
.summary-box { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 26px; position: sticky; top: 90px; }
.summary-row { display: flex; justify-content: space-between; margin-bottom: 12px; font-size: .92rem; color: var(--muted); }
.summary-row.total { color: var(--text); font-weight: 600; font-size: 1.1rem; padding-top: 12px; border-top: 1px solid var(--border); margin-top: 6px; }
.empty-state { text-align: center; padding: 80px 20px; }
.empty-state svg { margin: 0 auto 20px; opacity: .4; }

/* mini progress bar (footer signature echo) */
.mini-progress { width: 100%; height: 4px; background: var(--panel-light); border-radius: 2px; overflow: hidden; margin: 10px 0 8px; }
.mini-progress-fill { width: 71%; height: 100%; background: linear-gradient(90deg, var(--teal), var(--orange)); animation: pulse 3s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .6; } }
.spec-label { font-family: var(--font-mono); font-size: .68rem; color: var(--muted-dim); letter-spacing: .04em; }

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-alt); border-top: 1px solid var(--border); padding: 56px 0 0; margin-top: 60px; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-brand .logo-text { font-family: var(--font-display); font-size: 1.1rem; font-weight: 600; }
.footer-brand em { font-style: normal; color: var(--orange); }
.footer-brand p { margin-top: 12px; font-size: .88rem; max-width: 280px; }
.footer-col h4 { font-size: .82rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted-dim); margin-bottom: 14px; }
.footer-col a { display: block; font-size: .9rem; color: var(--muted); margin-bottom: 10px; }
.footer-col a:hover { color: var(--teal); }
.footer-bottom { display: flex; justify-content: space-between; padding: 20px 0; border-top: 1px solid var(--border); font-size: .8rem; color: var(--muted-dim); }
@media (max-width: 780px) { .footer-inner { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-inner { grid-template-columns: 1fr; } }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 26px; right: 26px; background: var(--panel); border: 1px solid var(--teal);
  color: var(--text); padding: 14px 20px; border-radius: var(--radius); font-size: .88rem; z-index: 999;
  transform: translateY(20px); opacity: 0; transition: all .35s var(--ease); pointer-events: none;
  display: flex; align-items: center; gap: 10px;
}
.toast.show { transform: translateY(0); opacity: 1; }

/* ---------- Misc pages ---------- */
.page-hero { padding: 56px 0 34px; border-bottom: 1px solid var(--border); }
.page-hero h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); }
.alert { padding: 14px 18px; border-radius: var(--radius); font-size: .9rem; margin-bottom: 20px; }
.alert-success { background: rgba(74,222,128,.1); border: 1px solid rgba(74,222,128,.3); color: var(--success); }
.alert-error { background: rgba(255,107,107,.1); border: 1px solid rgba(255,107,107,.3); color: var(--danger); }
.success-panel { text-align: center; padding: 70px 20px; max-width: 560px; margin: 0 auto; }
.order-number { font-family: var(--font-mono); font-size: 1.6rem; color: var(--teal); margin: 16px 0; letter-spacing: .04em; }

/* ---------- Admin ---------- */
.admin-body { background: var(--bg-alt); min-height: 100vh; }
.admin-shell { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.admin-side { background: var(--panel); border-right: 1px solid var(--border); padding: 28px 18px; }
.admin-side .logo { margin-bottom: 30px; padding: 0 8px; }
.admin-side a { display: block; padding: 11px 12px; border-radius: var(--radius); color: var(--muted); font-size: .9rem; margin-bottom: 4px; }
.admin-side a:hover, .admin-side a.active { background: var(--panel-light); color: var(--text); }
.admin-main { padding: 34px 40px; }
.admin-topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; }
.stat-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; margin-bottom: 34px; }
.stat-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px; }
.stat-card .spec-label { display: block; margin-bottom: 8px; }
.stat-card b { font-family: var(--font-mono); font-size: 1.7rem; }
@media (max-width: 900px) { .stat-grid { grid-template-columns: 1fr 1fr; } .admin-shell { grid-template-columns: 1fr; } .admin-side { display: none; } }
.admin-table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.admin-table th { text-align: left; background: var(--panel-light); font-family: var(--font-mono); font-size: .72rem; text-transform: uppercase; color: var(--muted); padding: 12px 16px; }
.admin-table td { padding: 14px 16px; border-top: 1px solid var(--border); font-size: .88rem; }
.status-pill { font-family: var(--font-mono); font-size: .7rem; padding: 4px 10px; border-radius: 12px; text-transform: uppercase; }
.login-shell { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-box { width: 100%; max-width: 360px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 34px; }