/* Wattux — site.css
   Black / white, clean industrial. Power & charging gadgets.
   Wattux gadget brand. Black/white industrial. */

:root {
  --bg: #000000;
  --fg: #ffffff;
  --muted: #a0a0a0;
  --line: #2a2a2a;
  --card: #0c0c0c;
  --accent: #ffffff;
  --max: 1080px;
  --pad: 1.25rem;
  --radius: 2px;
  --font: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a {
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease, opacity 0.15s ease;
}
a:hover { border-bottom-color: var(--fg); }
a:focus-visible { outline: 1px solid var(--fg); outline-offset: 3px; }

.wrap {
  width: min(100% - 2 * var(--pad), var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--line);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  background: rgba(0,0,0,0.92);
  backdrop-filter: blur(8px);
  z-index: 20;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.wordmark {
  display: inline-flex;
  align-items: center;
  border-bottom: none;
  line-height: 0;
}
.wordmark img {
  height: 22px;
  width: auto;
  display: block;
}
.wordmark:hover { opacity: 0.85; border-bottom: none; }
.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
  font-size: 0.9rem;
  color: var(--muted);
}
.nav a { color: var(--muted); border-bottom: none; }
.nav a:hover { color: var(--fg); }

main { flex: 1; padding: 2.5rem 0 4rem; }

/* Hero */
.hero {
  padding: 3.5rem 0 3rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 2.5rem;
  position: relative;
}
.hero h1 {
  margin: 0 0 0.6rem;
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1.1;
}
.tagline {
  margin: 0 0 1.25rem;
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--muted);
  font-weight: 400;
  letter-spacing: 0.02em;
}
.positioning {
  max-width: 38rem;
  color: var(--muted);
  margin: 0;
}

.hero-brand {
  margin: 0 0 1rem;
  line-height: 0;
}
.hero-brand img {
  height: clamp(36px, 7vw, 56px);
  width: auto;
  max-width: min(100%, 320px);
}

/* Value props */
.value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
  margin: 0 0 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line);
}
.value-card {
  border: 1px solid var(--line);
  background: var(--card);
  padding: 1.15rem 1.2rem;
}
.value-card h3 {
  margin: 0 0 0.4rem;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.value-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

/* Sections */
.section-label {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 1rem;
}
h2 {
  margin: 0 0 1rem;
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}
h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 600;
}
.lede, .prose p { color: var(--muted); max-width: 40rem; }
.prose p { margin: 0 0 1rem; }
.prose ul, .prose ol { color: var(--muted); padding-left: 1.2rem; margin: 0 0 1rem; }
.prose li { margin-bottom: 0.35rem; }
.prose h2 { margin-top: 2rem; }
.prose strong { color: var(--fg); font-weight: 500; }
.draft-badge {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  padding: 0.2rem 0.5rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
}
.product-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.product-card a.card-link {
  border-bottom: none;
  display: flex;
  flex-direction: column;
  flex: 1;
  color: inherit;
}
.product-card a.card-link:hover { opacity: 0.92; }
.frame {
  background: #050505;
  aspect-ratio: 5 / 6;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.frame::after {
  content: "";
  position: absolute;
  inset: 0.65rem;
  border: 1px solid var(--line);
  pointer-events: none;
}
.frame img {
  max-height: 100%;
  width: auto;
  object-fit: contain;
  position: relative;
  z-index: 1;
}
.card-body {
  padding: 1rem 1.1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
}
.card-meta {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.card-title {
  font-weight: 600;
  font-size: 1.05rem;
  margin: 0;
}
.card-claim {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0;
}
.card-price {
  margin-top: auto;
  padding-top: 0.75rem;
  font-size: 0.9rem;
  color: var(--fg);
}

/* Buttons */
.btn {
  display: inline-block;
  border: 1px solid var(--fg);
  background: transparent;
  color: var(--fg);
  padding: 0.65rem 1.2rem;
  font-family: inherit;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--radius);
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease;
}
.btn:hover {
  background: var(--fg);
  color: var(--bg);
  border-bottom-color: var(--fg);
}
.btn-ghost {
  border-color: var(--line);
  color: var(--muted);
}
.btn-ghost:hover {
  border-color: var(--fg);
  color: var(--bg);
  background: var(--fg);
}
.btn[aria-disabled="true"], .btn.is-disabled {
  opacity: 0.45;
  pointer-events: none;
  cursor: not-allowed;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
  align-items: center;
}
.cta-note {
  font-size: 0.85rem;
  color: var(--muted);
}
.cta-band {
  margin-top: 3rem;
  padding: 2rem 0 0;
  border-top: 1px solid var(--line);
}

/* Product page */
.product-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 820px) {
  .product-layout {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2.5rem;
    align-items: start;
  }
}
.art-panel {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 0.75rem;
}
.art-panel .frame {
  border-bottom: none;
  aspect-ratio: 5 / 6;
  padding: 0.85rem;
}
.art-caption {
  margin-top: 0.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
}
.product-info .sku {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.5rem;
}
.product-info h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 600;
  letter-spacing: 0.02em;
}
.front-claim {
  font-size: 1.05rem;
  margin: 0 0 1.25rem;
  color: var(--fg);
}
.price-tag {
  font-size: 1.35rem;
  font-weight: 600;
  margin: 0 0 1rem;
  letter-spacing: 0.02em;
}
.meta-block {
  border-top: 1px solid var(--line);
  padding: 1rem 0;
}
.meta-block dt {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.35rem;
}
.meta-block dd {
  margin: 0 0 0.9rem;
  color: var(--fg);
}
.honesty {
  border: 1px solid var(--line);
  background: var(--card);
  padding: 1rem 1.1rem;
  margin: 1.25rem 0;
  font-size: 0.9rem;
  color: var(--muted);
}
.honesty strong { color: var(--fg); font-weight: 500; }
.join-box {
  border: 1px solid var(--line);
  padding: 1.25rem;
  margin-top: 1.5rem;
  background: var(--card);
}
.join-box .hint {
  margin: 0.65rem 0 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.collection-head {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}
.contact-email {
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 2rem 0;
  color: var(--muted);
  font-size: 0.85rem;
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  justify-content: space-between;
  align-items: flex-start;
}
.footer-tag { letter-spacing: 0.04em; }
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
}
.footer-nav a { color: var(--muted); border-bottom: none; }
.footer-nav a:hover { color: var(--fg); }
.footer-note {
  width: 100%;
  margin: 0.5rem 0 0;
  font-size: 0.75rem;
  color: #666;
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 560px) {
  .hero { padding: 2.25rem 0 2rem; }
}