/* =============================================================================
   NEXT REALM MARKETPLACE — store.css
   Premium, mobile-first, retina. Champagne-gold on warm-noir. Flat + editorial.
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@500;600;700;800;900&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@500;600&display=swap');

:root {
  /* Warm-noir surfaces */
  --nr-bg:      #0B0A08;
  --nr-bg-2:    #14110C;
  --nr-bg-3:    #1C1813;
  --nr-card:    #15120D;
  /* Champagne gold */
  --nr-gold:    #C9A227;
  --nr-gold-2:  #D9B45A;
  --nr-gold-3:  #E8CE84;
  --nr-gold-12: rgba(217,180,90,0.12);
  --nr-gold-22: rgba(217,180,90,0.22);
  --nr-gold-40: rgba(217,180,90,0.40);
  /* Ink */
  --nr-ink:     #F4EFE6;
  --nr-ink-soft:rgba(244,239,230,0.74);
  --nr-ink-dim: rgba(244,239,230,0.46);
  --nr-line:    rgba(232,206,132,0.14);
  --nr-line-2:  rgba(232,206,132,0.24);

  --nr-font-display: 'Archivo', 'Inter', system-ui, sans-serif;
  --nr-font-body:    'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --nr-font-mono:    'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;

  --nr-fs-mega: clamp(2.6rem, 8vw, 5.2rem);
  --nr-fs-h1:   clamp(1.9rem, 5.5vw, 3.4rem);
  --nr-fs-h2:   clamp(1.4rem, 4vw, 2.2rem);
  --nr-fs-lead: clamp(1.02rem, 2.2vw, 1.22rem);
  --nr-fs-body: 1rem;
  --nr-fs-sm:   0.86rem;
  --nr-fs-xs:   0.74rem;

  --nr-maxw: 1200px;
  --nr-gutter: clamp(1.1rem, 4vw, 2.5rem);
  --nr-r: 14px;
  --nr-r-lg: 20px;
  --nr-r-pill: 999px;
  --nr-shadow: 0 20px 60px -30px rgba(0,0,0,0.85);
  --nr-glow: 0 0 0 1px var(--nr-gold-22), 0 0 30px -8px var(--nr-gold-40);
  --nr-ease: cubic-bezier(0.22,0.61,0.36,1);
  --nr-t: 0.28s;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  min-height: 100svh;
  background:
    radial-gradient(120% 60% at 50% -10%, rgba(232,206,132,0.06), transparent 60%),
    var(--nr-bg);
  color: var(--nr-ink);
  font-family: var(--nr-font-body);
  font-size: var(--nr-fs-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
:focus-visible { outline: 2px solid var(--nr-gold-2); outline-offset: 3px; border-radius: 4px; }

.nr-wrap { max-width: var(--nr-maxw); margin-inline: auto; padding-inline: var(--nr-gutter); }
.nr-sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---- buttons ------------------------------------------------------------- */
.nr-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5em;
  min-height: 46px; padding: 0.7em 1.4em;
  font-family: var(--nr-font-body); font-weight: 700; font-size: var(--nr-fs-sm);
  letter-spacing: 0.02em; text-transform: uppercase;
  border-radius: var(--nr-r-pill); border: 1px solid transparent; cursor: pointer;
  transition: transform var(--nr-t) var(--nr-ease), box-shadow var(--nr-t) var(--nr-ease), background var(--nr-t);
}
.nr-btn--gold {
  color: #1a1505;
  background: linear-gradient(100deg, var(--nr-gold-2), var(--nr-gold-3));
  box-shadow: 0 0 30px -10px var(--nr-gold-40);
}
.nr-btn--gold:hover { transform: translateY(-2px); box-shadow: 0 0 40px -8px var(--nr-gold-40); }
.nr-btn--ghost { color: var(--nr-ink); background: transparent; border-color: var(--nr-line-2); }
.nr-btn--ghost:hover { border-color: var(--nr-gold-40); box-shadow: var(--nr-glow); }
.nr-btn--block { width: 100%; }
.nr-btn:active { transform: translateY(0) scale(0.99); }

.nr-chip {
  display: inline-flex; align-items: center; gap: 0.4em;
  padding: 0.34em 0.8em; font-size: var(--nr-fs-xs); font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--nr-gold-3);
  background: var(--nr-gold-12); border: 1px solid var(--nr-line-2); border-radius: var(--nr-r-pill);
}

/* ---- nav ----------------------------------------------------------------- */
.nr-nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--nr-gutter);
  padding: 0.85rem var(--nr-gutter);
  padding-top: calc(0.85rem + env(safe-area-inset-top));
  background: rgba(11,10,8,0.72);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--nr-line);
}
.nr-brand { display: inline-flex; align-items: center; gap: 0.55em; font-family: var(--nr-font-display); font-weight: 800; letter-spacing: 0.02em; }
.nr-brand__mark { width: 26px; height: 26px; }
.nr-brand__sep { color: var(--nr-gold); font-weight: 700; }
.nr-brand__store { color: var(--nr-gold-3); }
.nr-nav__links { display: flex; align-items: center; gap: 1.1rem; font-size: var(--nr-fs-sm); }
.nr-nav__links a { color: var(--nr-ink-soft); }
.nr-nav__links a:hover { color: var(--nr-gold-3); }
.nr-nav__links .nr-btn { min-height: 40px; }
@media (max-width: 640px) { .nr-nav__links .nr-hide-sm { display: none; } }

/* ---- hero ---------------------------------------------------------------- */
.nr-hero { padding: clamp(3rem, 9vw, 6rem) 0 clamp(2rem, 5vw, 3.5rem); position: relative; }
.nr-hero__eyebrow { color: var(--nr-gold); font-weight: 700; font-size: var(--nr-fs-xs); letter-spacing: 0.34em; text-transform: uppercase; }
.nr-hero h1 {
  font-family: var(--nr-font-display); font-weight: 900; font-size: var(--nr-fs-mega);
  line-height: 0.98; letter-spacing: -0.01em; margin: 0.5rem 0 0; text-wrap: balance;
}
.nr-hero h1 .nr-gold-text {
  background: linear-gradient(100deg, var(--nr-gold-2), var(--nr-gold-3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.nr-hero__lead { color: var(--nr-ink-soft); font-size: var(--nr-fs-lead); max-width: 54ch; margin-top: 1.1rem; }
.nr-hero__row { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1.6rem; }
.nr-hero__stats { display: flex; flex-wrap: wrap; gap: 1.4rem; margin-top: 2rem; color: var(--nr-ink-dim); font-size: var(--nr-fs-sm); }
.nr-hero__stats b { color: var(--nr-gold-3); font-family: var(--nr-font-mono); }

/* ---- section heads / filters --------------------------------------------- */
.nr-sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; margin: 2.4rem 0 1.3rem; flex-wrap: wrap; }
.nr-sec-head h2 { font-family: var(--nr-font-display); font-weight: 800; font-size: var(--nr-fs-h2); }
.nr-filters { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.nr-filter { padding: 0.4em 0.9em; font-size: var(--nr-fs-sm); font-weight: 600; color: var(--nr-ink-soft);
  background: var(--nr-bg-2); border: 1px solid var(--nr-line); border-radius: var(--nr-r-pill); cursor: pointer; transition: all var(--nr-t); }
.nr-filter:hover { color: var(--nr-gold-3); border-color: var(--nr-line-2); }
.nr-filter.is-active { color: #1a1505; background: var(--nr-gold-2); border-color: var(--nr-gold-2); }

/* ---- product grid -------------------------------------------------------- */
.nr-grid { display: grid; grid-template-columns: 1fr; gap: 1.2rem; padding-bottom: 4rem; }
@media (min-width: 620px) { .nr-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .nr-grid { grid-template-columns: repeat(3, 1fr); } }

.nr-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--nr-card); border: 1px solid var(--nr-line); border-radius: var(--nr-r-lg);
  overflow: hidden; box-shadow: var(--nr-shadow); transition: transform var(--nr-t) var(--nr-ease), border-color var(--nr-t), box-shadow var(--nr-t);
}
.nr-card:hover { transform: translateY(-4px); border-color: var(--nr-line-2); box-shadow: var(--nr-shadow), var(--nr-glow); }
.nr-card__thumb { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: #000; border-bottom: 1px solid var(--nr-line); }
.nr-card__thumb img { width: 100%; height: 100%; object-fit: cover; }
.nr-card__badge { position: absolute; top: 0.7rem; left: 0.7rem; }
.nr-card__demo { position: absolute; top: 0.7rem; right: 0.7rem; min-height: 34px; padding: 0.35em 0.9em; font-size: var(--nr-fs-xs);
  background: rgba(11,10,8,0.7); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); border-color: var(--nr-line-2); }
.nr-card__body { padding: 1.1rem 1.15rem 1.25rem; display: flex; flex-direction: column; gap: 0.55rem; flex: 1; }
.nr-card__cat { font-size: var(--nr-fs-xs); letter-spacing: 0.12em; text-transform: uppercase; color: var(--nr-gold); font-weight: 600; }
.nr-card__title { font-family: var(--nr-font-display); font-weight: 800; font-size: 1.18rem; line-height: 1.12; }
.nr-card__tag { color: var(--nr-ink-soft); font-size: var(--nr-fs-sm); flex: 1; }
.nr-card__foot { display: flex; align-items: center; justify-content: space-between; margin-top: 0.4rem; padding-top: 0.85rem; border-top: 1px solid var(--nr-line); }
.nr-card__price { font-family: var(--nr-font-mono); font-weight: 700; color: var(--nr-gold-3); font-size: 1.1rem; }
.nr-card__price small { color: var(--nr-ink-dim); font-weight: 500; }

/* ---- product detail ------------------------------------------------------ */
.nr-detail { padding: 1.5rem 0 5rem; }
.nr-back { display: inline-flex; align-items: center; gap: 0.4em; color: var(--nr-ink-dim); font-size: var(--nr-fs-sm); margin-bottom: 1.3rem; }
.nr-back:hover { color: var(--nr-gold-3); }
.nr-detail__grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
@media (min-width: 940px) { .nr-detail__grid { grid-template-columns: 1.55fr 1fr; align-items: start; } }

.nr-gallery__main { aspect-ratio: 16 / 10; border-radius: var(--nr-r-lg); overflow: hidden; border: 1px solid var(--nr-line); background: #000; box-shadow: var(--nr-shadow); }
.nr-gallery__main img { width: 100%; height: 100%; object-fit: cover; }
.nr-gallery__thumbs { display: flex; gap: 0.6rem; margin-top: 0.7rem; flex-wrap: wrap; }
.nr-gallery__thumb { width: 92px; aspect-ratio: 16/10; border-radius: 8px; overflow: hidden; border: 1px solid var(--nr-line); cursor: pointer; opacity: 0.7; transition: opacity var(--nr-t), border-color var(--nr-t); background:#000; }
.nr-gallery__thumb img { width: 100%; height: 100%; object-fit: cover; }
.nr-gallery__thumb.is-active, .nr-gallery__thumb:hover { opacity: 1; border-color: var(--nr-gold-40); }

.nr-detail__head h1 { font-family: var(--nr-font-display); font-weight: 900; font-size: var(--nr-fs-h1); line-height: 1.04; margin-top: 0.4rem; }
.nr-detail__sub { color: var(--nr-gold-3); font-weight: 600; margin-top: 0.3rem; }
.nr-detail__desc { color: var(--nr-ink-soft); margin-top: 1.1rem; }
.nr-detail__sec { margin-top: 2rem; }
.nr-detail__sec h3 { font-family: var(--nr-font-display); font-weight: 700; font-size: 1.15rem; margin-bottom: 0.8rem; color: var(--nr-ink); }
.nr-list { list-style: none; display: grid; gap: 0.6rem; }
.nr-list li { position: relative; padding-left: 1.6rem; color: var(--nr-ink-soft); font-size: var(--nr-fs-sm); }
.nr-list li::before { content: "▸"; position: absolute; left: 0; color: var(--nr-gold); }
.nr-stack { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.4rem; }

/* buy panel (sticky on desktop) */
.nr-buy { background: var(--nr-bg-2); border: 1px solid var(--nr-line-2); border-radius: var(--nr-r-lg); padding: 1.4rem; box-shadow: var(--nr-shadow); }
@media (min-width: 940px) { .nr-buy { position: sticky; top: 84px; } }
.nr-buy__price { display: flex; align-items: baseline; gap: 0.5rem; }
.nr-buy__amount { font-family: var(--nr-font-mono); font-weight: 700; font-size: 2.4rem; color: var(--nr-gold-3); }
.nr-buy__lic { color: var(--nr-ink-dim); font-size: var(--nr-fs-sm); }
.nr-buy__actions { display: grid; gap: 0.6rem; margin-top: 1.2rem; }
.nr-buy__note { color: var(--nr-ink-dim); font-size: var(--nr-fs-xs); margin-top: 0.9rem; text-align: center; }
.nr-buy__incl { margin-top: 1.2rem; padding-top: 1.1rem; border-top: 1px solid var(--nr-line); }

/* lead form (paypal-not-configured fallback) */
.nr-lead { display: grid; gap: 0.6rem; margin-top: 0.4rem; }
.nr-lead input, .nr-lead textarea {
  width: 100%; min-height: 44px; padding: 0.7em 0.9em; color: var(--nr-ink);
  background: var(--nr-bg-3); border: 1px solid var(--nr-line-2); border-radius: 10px; font: inherit;
}
.nr-lead textarea { min-height: 76px; resize: vertical; }
.nr-lead input:focus, .nr-lead textarea:focus { outline: none; border-color: var(--nr-gold-40); }
.nr-note { font-size: var(--nr-fs-sm); padding: 0.7rem 0.9rem; border-radius: 10px; margin-top: 0.5rem; }
.nr-note--ok { background: rgba(120,200,120,0.1); color: #bfe6bf; border: 1px solid rgba(120,200,120,0.25); }
.nr-note--err { background: rgba(220,120,120,0.1); color: #e6bfbf; border: 1px solid rgba(220,120,120,0.25); }

/* ---- footer -------------------------------------------------------------- */
.nr-footer { border-top: 1px solid var(--nr-line); padding: 2.5rem 0 calc(2.5rem + env(safe-area-inset-bottom)); margin-top: 2rem; color: var(--nr-ink-dim); font-size: var(--nr-fs-sm); }
.nr-footer__inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; align-items: center; }
.nr-footer a:hover { color: var(--nr-gold-3); }

/* ---- states -------------------------------------------------------------- */
.nr-empty, .nr-loading { padding: 3rem 0; text-align: center; color: var(--nr-ink-dim); }

/* ---- retina hairline crispness ------------------------------------------- */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 2dppx) {
  .nr-nav, .nr-card, .nr-buy, .nr-card__foot { border-width: 0.5px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
  .nr-card:hover, .nr-btn--gold:hover { transform: none; }
}