:root {
  --bg: #f3f3f2;
  --surface: #fdfdfc;
  --raised: #eaeae8;
  --line: rgba(27, 25, 28, 0.09);
  --line-strong: rgba(27, 25, 28, 0.16);
  --text: #1b191c;
  --text-2: #4c4a44;
  --text-3: #696964;
  --accent: #1b191c;
  --accent-hover: #3a373a;
  --brand: #c8102e;
  --brand-blue: #1b3c87;
  --dark: #1b191c;
  --on-dark: #f3f3f2;
  --on-dark-2: rgba(243, 243, 242, 0.74);
  --on-dark-line: rgba(243, 243, 242, 0.18);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font: "Geist", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --container: 1200px;
  --pad: 20px;
}

@media (min-width: 768px) {
  :root { --pad: 32px; }
}

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text-2);
  font: 400 16px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

@media (min-width: 960px) {
  body { font-size: 17px; }
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { margin: 0; color: var(--text); font-weight: 500; }
p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; }

.container {
  width: 100%;
  max-width: calc(var(--container) + 2 * var(--pad));
  margin-inline: auto;
  padding-inline: var(--pad);
}

.icon { display: block; flex-shrink: 0; }
.mono { font-family: var(--mono); font-weight: 400; }

:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 10px 20px;
  border: 1px solid transparent;
  border-radius: 10px;
  font: 500 16px/1.2 var(--font);
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s var(--ease), border-color 0.15s var(--ease), color 0.15s var(--ease), transform 0.15s var(--ease);
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: var(--surface); color: var(--text); border-color: var(--line-strong); }
.btn-secondary:hover { background: var(--raised); }
.btn-light { background: var(--on-dark); color: var(--dark); }
.btn-light:hover { background: #fff; }
.btn-sm { min-height: 44px; padding: 8px 16px; font-size: 15px; }
.btn-icon { width: 48px; padding: 0; flex-shrink: 0; }

/* Language switch */
.lang {
  display: flex;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: var(--surface);
  overflow: hidden;
}
.lang button {
  min-width: 48px;
  min-height: 44px;
  padding: 0 10px;
  border: 0;
  background: transparent;
  color: var(--text-3);
  font: 500 14px/1 var(--font);
  cursor: pointer;
  transition: background-color 0.15s var(--ease), color 0.15s var(--ease);
}
.lang button + button { border-left: 1px solid var(--line); }
.lang button:hover { color: var(--text); }
.lang button[aria-pressed="true"] { background: var(--raised); color: var(--text); }

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--bg);
  border-bottom: 1px solid transparent;
  transition: background-color 0.18s var(--ease), border-color 0.18s var(--ease);
}
.header.is-scrolled { background: var(--surface); border-bottom-color: var(--line); }
.header-in { display: flex; align-items: center; gap: 20px; min-height: 64px; }

.logo { display: flex; flex-direction: column; gap: 2px; margin-right: auto; text-decoration: none; line-height: 1.1; }
.logo-word { font-size: 21px; font-weight: 600; color: var(--brand); }
.logo-word span { color: var(--brand-blue); }
.logo-sub { font-size: 14px; color: var(--text-3); }

.nav { display: none; gap: 2px; }
.nav a {
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--text-2);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: background-color 0.15s var(--ease), color 0.15s var(--ease);
}
.nav a:hover { background: var(--raised); color: var(--text); }

.h-phone, .h-lang, .h-cta { display: none; }
.h-phone {
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-weight: 500;
  font-size: 15px;
  text-decoration: none;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.h-phone .icon { color: var(--text-2); }

.menu-btn {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}
.menu-btn .i-close { display: none; }
.menu-btn[aria-expanded="true"] .i-open { display: none; }
.menu-btn[aria-expanded="true"] .i-close { display: block; }

@media (min-width: 960px) {
  .h-lang { display: flex; }
  .h-phone, .h-cta { display: inline-flex; }
}
@media (min-width: 1200px) {
  .nav { display: flex; }
  .menu-btn { display: none; }
}

.mmenu {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  z-index: 39;
  max-height: calc(100vh - 64px);
  overflow-y: auto;
  padding: 8px var(--pad) 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}
.mmenu[hidden] { display: none; }
.mmenu nav a {
  display: flex;
  align-items: center;
  min-height: 52px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-size: 18px;
  font-weight: 500;
  text-decoration: none;
}
.mmenu .lang { width: max-content; margin-top: 20px; }
.mmenu-actions { display: grid; gap: 12px; margin-top: 20px; }
@media (min-width: 1200px) {
  .mmenu { display: none !important; }
}

/* Hero */
.hero { display: grid; grid-template-columns: minmax(0, 1fr); }
.hero-text { display: grid; gap: 16px; align-content: center; padding: 24px var(--pad) 0; }
.hero-media { order: -1; position: relative; aspect-ratio: 6 / 5; overflow: hidden; background: var(--raised); }
.hero-media > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 50%; }
.hero h1 { font-size: 38px; line-height: 1.06; }
.hero-lead { max-width: 36rem; font-size: 17px; line-height: 1.55; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 4px; }
.hero-actions .btn { flex: 1 1 auto; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 8px 24px; color: var(--text-3); font-size: 15px; }
.hero-meta li { display: flex; align-items: center; gap: 8px; }

@keyframes rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
.hero-text, .hero-media { animation: rise 0.5s var(--ease) both; }
.hero-media { animation-delay: 0.06s; }

@media (min-width: 960px) {
  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 64px;
    align-items: center;
    max-width: calc(var(--container) + 2 * var(--pad));
    margin-inline: auto;
    padding: 32px var(--pad) 48px;
  }
  .hero-text { padding: 0; gap: 20px; }
  .hero-media { order: 0; aspect-ratio: 4 / 5; max-height: min(720px, calc(100vh - 128px)); border-radius: 12px; }
  .hero h1 { font-size: clamp(44px, 4.4vw, 60px); line-height: 1.04; letter-spacing: -0.03em; }
  .hero-lead { font-size: 19px; }
  .hero-actions .btn { flex: 0 0 auto; }
}

/* Facts */
.facts { margin-top: 28px; }
.facts ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-block: 1px solid var(--line); }
.facts li { display: flex; align-items: flex-start; gap: 12px; padding: 16px 12px 16px 0; color: var(--text); font-size: 15px; font-weight: 500; line-height: 1.35; }
.facts li:nth-child(2n) { padding-left: 16px; border-left: 1px solid var(--line); }
.facts li:nth-child(n + 3) { border-top: 1px solid var(--line); }
.facts .icon { color: var(--text-2); }
@media (min-width: 960px) {
  .facts { margin-top: 0; }
  .facts ul { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .facts li { padding: 20px 24px; font-size: 16px; }
  .facts li:first-child { padding-left: 0; }
  .facts li + li { border-left: 1px solid var(--line); }
  .facts li:nth-child(n + 3) { border-top: 0; }
  .facts li:nth-child(2n) { padding-left: 24px; }
}

/* Sections */
.section { padding-block: 28px; }
@media (min-width: 960px) {
  .section { padding-block: 52px; }
}
.sec-head { display: grid; gap: 12px; margin-bottom: 28px; }
.sec-head h2 { font-size: 30px; line-height: 1.12; }
.sec-lead { max-width: 40rem; }
@media (min-width: 960px) {
  .sec-head { margin-bottom: 40px; }
  .sec-head h2 { font-size: 40px; line-height: 1.08; letter-spacing: -0.02em; }
  .sec-head--split { grid-template-columns: minmax(0, 1fr) auto; align-items: end; column-gap: 48px; }
  .sec-head--split > div { display: grid; gap: 12px; }
}
.sec-head--split > div { display: grid; gap: 12px; }

.keyfig { display: grid; gap: 4px; }
.keyfig-num { color: var(--brand); font-size: 28px; font-weight: 500; line-height: 1.1; font-variant-numeric: tabular-nums; white-space: nowrap; }
.keyfig-label { color: var(--text-3); font-size: 15px; }
@media (min-width: 960px) {
  .keyfig { text-align: right; }
  .keyfig-num { font-size: 32px; }
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  color: var(--text);
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s var(--ease);
}
.text-link:hover { border-bottom-color: currentColor; }
.text-link .icon { color: var(--text-2); }

/* Tiles */
.tiles { display: grid; gap: 16px; }
@media (min-width: 720px) {
  .tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 960px) {
  .tiles { gap: 20px; }
}
.tile { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.tile img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
@media (min-width: 720px) {
  .tile img { aspect-ratio: 4 / 5; }
}
.tile-body { display: flex; flex: 1; flex-direction: column; gap: 8px; padding: 20px; }
.tile h3 { font-size: 20px; line-height: 1.25; }
.tile p { font-size: 15px; line-height: 1.55; }
.tile-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 52px; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--line); }
.spec { color: var(--text-3); font-family: var(--mono); font-size: 14px; line-height: 1.4; }
.price { color: var(--brand); font-size: 22px; font-weight: 500; line-height: 1.2; font-variant-numeric: tabular-nums; white-space: nowrap; }

.variants { display: grid; gap: 16px; margin-top: 16px; }
@media (min-width: 720px) {
  .variants { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 960px) {
  .variants { gap: 20px; margin-top: 20px; }
}
.variant { display: grid; align-content: start; gap: 8px; padding: 20px 24px 24px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.variant h3 { font-size: 19px; line-height: 1.3; }
.variant p { font-size: 15px; line-height: 1.55; }

/* Quality */
.q-grid { display: grid; gap: 12px; }
@media (min-width: 480px) {
  .q-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 960px) {
  .q-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
}
.q { display: grid; align-content: start; gap: 8px; padding: 20px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.q .q-fig { margin-bottom: 8px; color: var(--text); font-family: var(--mono); font-size: 24px; line-height: 1.2; font-variant-numeric: tabular-nums; }
.q h3 { font-size: 17px; line-height: 1.35; }
.q p { font-size: 15px; line-height: 1.55; }
@media (min-width: 960px) {
  .q { padding: 24px; }
  .q .q-fig { font-size: 28px; }
}
.q-note { max-width: 52rem; margin-top: 20px; color: var(--text-2); font-size: 15px; }

.brands { display: grid; gap: 12px; margin-top: 40px; }
.brands h3 { font-size: 17px; }
.brands dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.brands dl > div { padding: 16px 12px 16px 0; border-bottom: 1px solid var(--line); }
.brands dt { color: var(--text-3); font-size: 14px; }
.brands dd { margin-top: 4px; color: var(--text); font-weight: 500; }
@media (min-width: 960px) {
  .brands { grid-template-columns: 200px minmax(0, 1fr); align-items: center; gap: 24px; }
  .brands dl { grid-template-columns: repeat(4, minmax(0, 1fr)); border-block: 1px solid var(--line); }
  .brands dl > div { padding: 16px 24px; border-bottom: 0; }
  .brands dl > div + div { border-left: 1px solid var(--line); }
}

/* Gallery */
.gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
@media (min-width: 960px) {
  .gallery { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
}
.gallery button {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: 0;
  border: 0;
  border-radius: 12px;
  overflow: hidden;
  background: var(--raised);
  cursor: zoom-in;
}
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: opacity 0.15s var(--ease); }
.gallery button:hover img { opacity: 0.88; }

/* Steps */
.steps { display: grid; }
.step { display: grid; align-content: start; grid-template-columns: 32px minmax(0, 1fr); gap: 4px 12px; padding: 20px 0; border-top: 1px solid var(--line); }
.step-n { grid-row: span 2; padding-top: 1px; color: var(--brand); font-family: var(--mono); font-size: 15px; line-height: 1.6; }
.step h3 { font-size: 18px; line-height: 1.35; }
.step p { font-size: 15px; line-height: 1.55; }
@media (min-width: 960px) {
  .steps { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 24px; }
  .step { grid-template-columns: minmax(0, 1fr); gap: 8px; padding-top: 20px; }
  .step-n { grid-row: auto; }
}

/* Calculator */
.calc { margin-block: 28px; padding-block: 56px; background: var(--dark); color: var(--on-dark-2); }
@media (min-width: 960px) {
  .calc { margin-block: 52px; padding-block: 88px; }
}
.calc-in { display: grid; gap: 32px; }
@media (min-width: 960px) {
  .calc-in { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 64px; align-items: start; }
}
.calc h2 { color: var(--on-dark); font-size: 30px; line-height: 1.12; }
@media (min-width: 960px) {
  .calc h2 { font-size: 40px; letter-spacing: -0.02em; line-height: 1.08; }
}
.calc-intro { display: grid; gap: 12px; }
.calc-form { display: grid; gap: 28px; }
.calc-fields { display: none; }
.js .calc-fields { display: grid; gap: 24px; }
.calc fieldset { min-width: 0; margin: 0; padding: 0; border: 0; }
.calc legend { margin-bottom: 12px; padding: 0; color: var(--on-dark); font-size: 16px; font-weight: 500; }
.opts { display: flex; flex-wrap: wrap; gap: 8px; }
.opt { position: relative; }
.opt input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.opt-box {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--on-dark-line);
  border-radius: 8px;
  color: var(--on-dark);
  font-size: 15px;
  line-height: 1.3;
  cursor: pointer;
  transition: background-color 0.15s var(--ease), border-color 0.15s var(--ease), color 0.15s var(--ease);
}
.opt-box:hover { border-color: rgba(243, 243, 242, 0.42); }
.opt input:checked + .opt-box { background: var(--on-dark); border-color: var(--on-dark); color: var(--dark); }
.opt input:focus-visible + .opt-box { outline: 2px solid var(--on-dark); outline-offset: 2px; }
.opt-box .icon { display: none; }
.opt input:checked + .opt-box .icon { display: block; }
.calc .btn-light { justify-self: start; }
@media (max-width: 559px) {
  .calc .btn-light { justify-self: stretch; }
}

/* Reviews */
.reviews { display: grid; gap: 16px; }
@media (min-width: 720px) {
  .reviews { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .review:last-child { grid-column: 1 / -1; }
}
@media (min-width: 1024px) {
  .reviews { grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 20px; }
  .review, .review:last-child { grid-column: span 2; }
  .review:nth-child(n + 4) { grid-column: span 3; }
}
.review { display: flex; flex-direction: column; gap: 20px; padding: 24px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.review blockquote { color: var(--text); font-size: 17px; line-height: 1.55; }
.review figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 12px; margin-top: auto; font-size: 15px; }
.review cite { color: var(--text); font-style: normal; font-weight: 500; }
.review time { color: var(--text-3); }

/* More in store */
.more { display: grid; gap: 16px; }
@media (min-width: 960px) {
  .more { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 20px; }
}
.more-card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.more-card img { width: 100%; object-fit: cover; }
.more-card--wide img { aspect-ratio: 3 / 2; }
.more-card--tall img { aspect-ratio: 3 / 4; }
.more-card figcaption { display: grid; gap: 6px; padding: 20px; }
.more-card h3 { font-size: 19px; line-height: 1.3; }
.more-card p { font-size: 15px; }
.more-also { margin-top: 20px; font-size: 15px; }

/* Instagram */
.ig { display: grid; gap: 24px; }
.ig-text { display: grid; gap: 12px; align-content: start; }
.ig-text h2 { font-size: 30px; line-height: 1.12; }
.ig-text .btn { justify-self: start; margin-top: 8px; }
@media (min-width: 960px) {
  .ig { grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 64px; align-items: start; }
  .ig-text { position: sticky; top: 96px; }
  .ig-text h2 { font-size: 40px; line-height: 1.08; letter-spacing: -0.02em; }
}
.ig-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px; }
@media (min-width: 960px) {
  .ig-grid { gap: 12px; }
}
.ig-grid a { display: block; aspect-ratio: 1 / 1; overflow: hidden; border-radius: 8px; background: var(--raised); }
.ig-grid img { width: 100%; height: 100%; object-fit: cover; transition: opacity 0.15s var(--ease); }
.ig-grid a:hover img { opacity: 0.88; }

/* FAQ */
.faq { display: grid; gap: 24px; }
.faq-side { display: grid; gap: 16px; align-content: start; }
.faq-side h2 { font-size: 30px; line-height: 1.12; }
.faq-side .btn { justify-self: start; }
@media (min-width: 960px) {
  .faq { grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 64px; }
  .faq-side h2 { font-size: 40px; line-height: 1.08; letter-spacing: -0.02em; }
}
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 60px;
  padding: 12px 0;
  color: var(--text);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.35;
  list-style: none;
  cursor: pointer;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary .icon { color: var(--text-3); transition: transform 0.18s var(--ease); }
.faq details[open] summary .icon { transform: rotate(180deg); }
.faq details p { max-width: 44rem; padding-bottom: 20px; }

/* Contacts */
.contacts { display: grid; gap: 32px; }
@media (min-width: 960px) {
  .contacts { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 64px; align-items: stretch; }
}
.c-side { display: grid; gap: 24px; align-content: start; }
.c-side h2 { font-size: 30px; line-height: 1.12; }
@media (min-width: 960px) {
  .c-side h2 { font-size: 40px; line-height: 1.08; letter-spacing: -0.02em; }
}
.c-list { border-bottom: 1px solid var(--line); }
.c-row { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 16px; padding: 16px 0; border-top: 1px solid var(--line); }
.c-ico { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); color: var(--text-2); }
.c-body { display: grid; gap: 2px; min-width: 0; }
.c-label { color: var(--text-3); font-size: 14px; }
.c-val { color: var(--text); font-size: 17px; font-weight: 500; text-decoration: none; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
a.c-val:hover { text-decoration: underline; text-underline-offset: 3px; }
.c-note { color: var(--text-2); font-size: 15px; }
.c-hours { display: grid; grid-template-columns: max-content max-content; column-gap: 20px; color: var(--text); font-variant-numeric: tabular-nums; }
.c-hours dt { color: var(--text-2); }
.c-hours dd { font-weight: 500; }

.map-wrap { display: flex; flex-direction: column; gap: 16px; }
.map { flex: 1; min-height: 360px; overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: var(--raised); }
.map iframe { display: block; width: 100%; height: 100%; min-height: 360px; border: 0; }
.map-wrap .btn { align-self: flex-start; }

/* Footer */
.footer { margin-top: 28px; padding: 32px 0 40px; border-top: 1px solid var(--line); color: var(--text-3); font-size: 15px; }
.footer-in { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 32px; }
.footer a { color: var(--text-2); text-decoration: none; }
.footer a:hover { text-decoration: underline; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 24px; }
@media (min-width: 960px) {
  .footer { margin-top: 52px; }
}

/* Mobile action bar */
.mbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  display: flex;
  gap: 8px;
  padding: 12px var(--pad) calc(12px + env(safe-area-inset-bottom));
  background: var(--surface);
  border-top: 1px solid var(--line);
}
.mbar .btn-primary { flex: 1; min-width: 0; }
@media (max-width: 959px) {
  .footer { padding-bottom: 112px; }
}
@media (min-width: 960px) {
  .mbar { display: none; }
}

/* Lightbox */
.lb {
  width: 100%;
  max-width: none;
  height: 100%;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: rgba(14, 13, 14, 0.94);
  color: #fff;
}
.lb::backdrop { background: rgba(14, 13, 14, 0.6); }
.lb[open] { display: grid; grid-template-rows: auto minmax(0, 1fr) auto; }
.lb-top { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; }
.lb-count { color: rgba(255, 255, 255, 0.8); font-family: var(--mono); font-size: 15px; font-variant-numeric: tabular-nums; }
.lb-stage { display: grid; place-items: center; min-height: 0; padding: 0 16px; }
.lb-stage img { width: auto; height: auto; max-width: 100%; max-height: calc(100vh - 152px); border-radius: 8px; object-fit: contain; }
.lb-nav { display: flex; justify-content: center; gap: 12px; padding: 16px; }
.lb button {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 10px;
  background: transparent;
  color: #fff;
  cursor: pointer;
  transition: background-color 0.15s var(--ease);
}
.lb button:hover { background: rgba(255, 255, 255, 0.1); }
.lb button:focus-visible { outline-color: #fff; }
.lb .i-prev { transform: scaleX(-1); }

/* Reveal on scroll (class added by script only) */
.reveal { transition: opacity 0.45s var(--ease), transform 0.45s var(--ease); transition-delay: var(--d, 0ms); }
.reveal.is-pre { opacity: 0; transform: translateY(10px); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal.is-pre { opacity: 1; transform: none; }
}

.nw { white-space: nowrap; }
h1, h2 { text-wrap: balance; }
.variant .spec { font-size: 14px; line-height: 1.4; }
.calc-alt { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin-top: 8px; color: var(--on-dark-2); }
.calc-alt a { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; color: var(--on-dark); font-weight: 500; text-decoration: none; font-variant-numeric: tabular-nums; }
.calc-alt a:hover { text-decoration: underline; text-underline-offset: 3px; }