/* ================================================================
   LAYOUT — container, header, footer, lang toggle, buttons
   ================================================================ */

.container       { width: var(--container);       margin-inline: auto; }
.container-tight { width: var(--container-tight); margin-inline: auto; }
.container-wide  { width: var(--container-wide);  margin-inline: auto; }

section {
  padding-block: clamp(var(--space-7), 9vw, var(--space-10));
}

/* ---------- Site header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: var(--cream);
  border-bottom: var(--stroke-hair) solid var(--ink-10);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  min-height: 72px;
  padding-block: var(--space-3);
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--ink);
}

.site-header__logo {
  height: 44px;
  width: auto;
}

.site-header__wordmark {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-sm);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  line-height: 1;
  border-left: var(--stroke-thick) solid var(--red);
  padding-left: var(--space-3);
  color: var(--ink);
}
.site-header__wordmark span { display: block; }
.site-header__wordmark .kicker {
  font-size: 10px;
  font-weight: 600;
  color: var(--stone);
  letter-spacing: var(--tracking-ultra);
  margin-bottom: 2px;
}

.primary-nav {
  display: flex;
  gap: var(--space-5);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}
.primary-nav a {
  text-decoration: none;
  color: var(--ink);
  padding: var(--space-2) 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--d-fast) var(--ease-out);
}
.primary-nav a:hover,
.primary-nav a[aria-current="page"] {
  border-bottom-color: var(--red);
}

@media (max-width: 880px) {
  .primary-nav { display: none; }  /* mobile nav drops behind hamburger in Day 2 */
}

/* ---------- Language toggle ---------- */

.lang-toggle {
  display: inline-flex;
  border: var(--stroke-thin) solid var(--ink);
  border-radius: var(--r-pill);
  padding: 2px;
  background: var(--cream);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-wide);
}
.lang-toggle button {
  padding: 6px 12px;
  border-radius: var(--r-pill);
  color: var(--ink);
  text-transform: uppercase;
  transition: background var(--d-fast), color var(--d-fast);
}
.lang-toggle button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--cream);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 14px 26px;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  text-decoration: none;
  line-height: 1;
  border: var(--stroke-thick) solid var(--ink);
  border-radius: var(--r-pill);
  background: var(--ink);
  color: var(--cream);
  transition: transform var(--d-fast) var(--ease-out),
              background var(--d-fast),
              color var(--d-fast);
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); background: var(--red); border-color: var(--red); color: var(--white); }

.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--cream); border-color: var(--ink); }

.btn--red { background: var(--red); border-color: var(--red); color: var(--white); }
.btn--red:hover { background: var(--ink); border-color: var(--ink); color: var(--cream); }

.btn--cream { background: var(--cream); color: var(--ink); border-color: var(--cream); }
.btn--cream:hover { background: var(--white); border-color: var(--white); }

.btn--lg { padding: 18px 34px; font-size: var(--fs-base); }

/* ---------- Chip / badge ---------- */

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-ultra);
  text-transform: uppercase;
  background: var(--ink);
  color: var(--cream);
  border-radius: var(--r-pill);
}
.chip--green { background: var(--green-live); color: var(--white); }
.chip--red   { background: var(--red);        color: var(--white); }
.chip--cream { background: var(--cream-deep); color: var(--ink); }

/* A small "LIVE" green dot used next to in-stock claims */
.dot-live {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green-live);
  box-shadow: 0 0 0 4px rgba(46, 125, 79, .18);
  vertical-align: middle;
  animation: pulse 1.8s ease-out infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(46, 125, 79, .45); }
  70%  { box-shadow: 0 0 0 10px rgba(46, 125, 79, 0); }
  100% { box-shadow: 0 0 0 0 rgba(46, 125, 79, 0); }
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--ink);
  color: var(--cream);
  padding-block: var(--space-8) var(--space-6);
  margin-top: var(--space-9);
}
.site-footer a { color: var(--cream); text-decoration-color: var(--red); }
.site-footer a:hover { color: var(--red); }

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-7);
  padding-bottom: var(--space-7);
  border-bottom: var(--stroke-hair) solid rgba(255,255,255,.12);
}
@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* Typographic wordmark replaces the broken inverted-PNG logo.
   Cream slab "MILLS" + small condensed sub, tiny red square as X-stamp echo. */
.footer-wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-3);
  text-decoration: none;
  line-height: 1;
}
.footer-wordmark__stamp {
  display: inline-block;
  width: 14px;
  height: 14px;
  background: var(--red);
  transform: rotate(45deg);
  align-self: center;
  flex-shrink: 0;
  box-shadow: 0 0 0 2px var(--ink), 0 0 0 3px rgba(228,33,40,.4);
}
.footer-wordmark__big {
  font-family: var(--font-slab);
  font-weight: 400;
  font-size: 2.4rem;
  letter-spacing: -0.01em;
  color: var(--cream);
  line-height: .9;
}
.footer-wordmark__sub {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(246, 241, 230, .65);
  white-space: nowrap;
}
@media (max-width: 520px) {
  .footer-wordmark { flex-wrap: wrap; gap: var(--space-2); }
  .footer-wordmark__sub { width: 100%; }
}

.footer-col h4 {
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-ultra);
  text-transform: uppercase;
  color: var(--stone);
  margin-bottom: var(--space-3);
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: var(--space-2); font-size: var(--fs-sm); }

/* Products column has 9 items — split into 2 columns so the footer stays compact.
   :has() targets the footer-col that contains a link to the Basis A+B page. */
.footer-col:has(a[href$="basis-ab.html"]) ul {
  columns: 2;
  column-gap: var(--space-5);
}
.footer-col:has(a[href$="basis-ab.html"]) li {
  break-inside: avoid;
}

.footer-sign {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: var(--space-4);
  padding-top: var(--space-5);
  font-size: var(--fs-xs);
  color: rgba(246, 241, 230, .6);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

/* ---------- Helpers ---------- */

[hidden] { display: none !important; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}