:root {
  --ink: #172326;
  --ink-2: #26383c;
  --red: #e71937;
  --red-dark: #c4122e;
  --paper: #f6f5f2;
  --white: #ffffff;
  --mist: #e5e9e8;
  --line: rgba(23, 35, 38, 0.16);
  --muted: #637276;
  --max: 1420px;
  --gutter: clamp(20px, 4vw, 64px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
img { display: block; max-width: 100%; }

.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 1000;
  padding: 12px 18px;
  background: var(--ink);
  color: white;
}
.skip-link:focus { top: 16px; }

.shell { width: min(var(--max), 100%); margin: 0 auto; padding-inline: var(--gutter); }
.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--red); }
.section-title {
  max-width: 980px;
  margin: 0;
  font-size: clamp(2.35rem, 5.6vw, 5.9rem);
  font-weight: 800;
  letter-spacing: -.065em;
  line-height: .96;
}
.section-intro {
  max-width: 660px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
.site-header.scrolled {
  border-color: var(--line);
  background: rgba(246, 245, 242, .93);
  backdrop-filter: blur(18px);
}
.header-inner {
  display: flex;
  align-items: center;
  min-height: 78px;
}
.brand { display: flex; align-items: center; gap: 12px; flex: none; }
.brand-mark {
  display: inline-block;
  width: 62px;
  height: 38px;
  background: url("/assets/bld-logo.png") center / contain no-repeat;
}
.brand-copy {
  display: grid;
  gap: 1px;
  font-size: .65rem;
  font-weight: 750;
  letter-spacing: .13em;
  line-height: 1.2;
  text-transform: uppercase;
}
.brand-copy span:last-child { color: var(--muted); font-weight: 650; }
.main-nav { display: flex; gap: 30px; margin-left: auto; align-items: center; }
.main-nav a {
  position: relative;
  font-size: .86rem;
  font-weight: 700;
}
.main-nav a:not(.nav-cta)::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 2px;
  background: var(--red);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .2s ease;
}
.main-nav a:hover::after, .main-nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.nav-cta { padding: 11px 16px; background: var(--ink); color: white; }
.nav-cta:hover { background: var(--red); }
.lang-switch { display: flex; margin-left: 22px; border: 1px solid var(--line); }
.lang-switch button {
  min-width: 39px;
  border: 0;
  padding: 8px 7px;
  background: transparent;
  cursor: pointer;
  font-size: .7rem;
  font-weight: 800;
}
.lang-switch button.active { background: var(--ink); color: white; }
.menu-toggle { display: none; margin-left: 10px; border: 0; padding: 10px; background: none; cursor: pointer; }
.menu-toggle span { display: block; width: 22px; height: 2px; margin: 5px 0; background: currentColor; }

.hero { min-height: 780px; padding-top: 78px; overflow: hidden; }
.hero-grid { display: grid; min-height: calc(100vh - 78px); grid-template-columns: minmax(0, 1.06fr) minmax(400px, .94fr); }
.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(72px, 10vh, 130px) var(--gutter) 54px max(var(--gutter), calc((100vw - var(--max)) / 2 + var(--gutter)));
}
.hero-kicker { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; font-size: .74rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 5px rgba(231,25,55,.12); }
.hero h1 {
  max-width: 830px;
  margin: 0;
  font-size: clamp(4.2rem, 8.6vw, 9.5rem);
  font-weight: 850;
  letter-spacing: -.085em;
  line-height: .77;
}
.hero h1 span { display: block; }
.hero h1 span:nth-child(2) { margin-left: clamp(18px, 4.5vw, 80px); color: var(--red); }
.hero h1 span:nth-child(3) { margin-left: clamp(36px, 9vw, 160px); }
.hero-lead { max-width: 620px; margin: 44px 0 0; color: var(--muted); font-size: clamp(1.06rem, 1.55vw, 1.35rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 1px solid var(--ink);
  padding: 0 20px;
  cursor: pointer;
  font-size: .84rem;
  font-weight: 800;
  transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button.primary { border-color: var(--red); background: var(--red); color: white; }
.button.primary:hover { border-color: var(--red-dark); background: var(--red-dark); }
.button.ghost { background: transparent; }
.button.ghost:hover { background: var(--ink); color: white; }
.button-arrow { font-size: 1.25rem; line-height: 1; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 20px 34px; margin-top: 48px; color: var(--muted); font-size: .78rem; font-weight: 700; }
.hero-proof span { display: flex; align-items: center; gap: 8px; }
.hero-proof i { width: 5px; height: 5px; background: var(--red); transform: rotate(45deg); }

.hero-visual { position: relative; min-height: 700px; background: var(--ink); }
.hero-photo { position: absolute; overflow: hidden; }
.hero-photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.7) contrast(1.03); transition: transform .8s cubic-bezier(.2,.7,.2,1); }
.hero-photo:hover img { transform: scale(1.035); }
.hero-photo::after { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(23,35,38,.58)); content: ""; }
.hero-photo.one { inset: 0 33% 38% 0; }
.hero-photo.two { inset: 0 0 38% 67%; border-left: 2px solid var(--paper); }
.hero-photo.three { inset: 62% 0 0 0; border-top: 2px solid var(--paper); }
.hero-caption { position: absolute; bottom: 24px; left: 24px; z-index: 2; color: white; font-size: .73rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.hero-index { position: absolute; right: 22px; top: 98px; z-index: 3; color: white; font-size: .7rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; writing-mode: vertical-rl; }
.hero-rail { position: absolute; right: 0; bottom: 0; left: 0; z-index: 4; display: grid; grid-template-columns: repeat(3, 1fr); background: rgba(23,35,38,.92); color: white; backdrop-filter: blur(12px); }
.hero-rail div { padding: 22px; border-right: 1px solid rgba(255,255,255,.17); }
.hero-rail div:last-child { border-right: 0; }
.hero-rail strong { display: block; font-size: 1rem; }
.hero-rail span { color: rgba(255,255,255,.58); font-size: .72rem; }

.ticker { overflow: hidden; border-block: 1px solid var(--line); background: white; }
.ticker-track { display: flex; width: max-content; animation: marquee 32s linear infinite; }
.ticker span { display: flex; align-items: center; gap: 26px; padding: 18px 26px; font-size: .73rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; white-space: nowrap; }
.ticker span::after { content: "/"; color: var(--red); }
@keyframes marquee { to { transform: translateX(-50%); } }

.services { padding: clamp(96px, 12vw, 180px) 0; }
.services-head { display: grid; grid-template-columns: 1fr .55fr; gap: 40px; align-items: end; }
.services-head .section-intro { margin: 0; }
.service-grid { display: grid; grid-template-columns: repeat(2, 1fr); margin-top: 72px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-card { position: relative; min-height: 310px; padding: clamp(26px, 4vw, 54px); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: color .3s ease, background .3s ease; }
.service-card:hover { background: var(--ink); color: white; }
.service-card:hover p { color: rgba(255,255,255,.66); }
.service-no { color: var(--red); font-size: .75rem; font-weight: 850; letter-spacing: .1em; }
.service-card h3 { margin: 74px 0 14px; font-size: clamp(1.8rem, 3.2vw, 3rem); letter-spacing: -.045em; line-height: 1; }
.service-card p { max-width: 500px; margin: 0; color: var(--muted); transition: color .3s ease; }
.service-icon { position: absolute; top: 24px; right: 26px; display: grid; place-items: center; width: 56px; height: 56px; color: var(--ink); background: rgba(231,25,55,.065); border: 1px solid rgba(231,25,55,.16); border-radius: 16px 16px 4px 16px; transition: color .3s ease, background .3s ease, transform .3s ease; }
.service-icon svg { width: 32px; height: 32px; }
.service-icon svg > :last-child { stroke: var(--red); }
.service-card:hover .service-icon { color: white; background: rgba(231,25,55,.16); transform: translateY(-3px); }
.button-icon { display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.button-icon svg { width: 22px; height: 22px; }
@media (prefers-reduced-motion: reduce) { .service-icon { transition: none; } .service-card:hover .service-icon { transform: none; } }

.catalog-band { position: relative; overflow: hidden; background: var(--ink); color: white; }
.catalog-grid { display: grid; grid-template-columns: .88fr 1.12fr; min-height: 680px; }
.catalog-copy { display: flex; flex-direction: column; justify-content: center; padding: 96px var(--gutter) 96px max(var(--gutter), calc((100vw - var(--max)) / 2 + var(--gutter))); }
.catalog-copy .eyebrow { color: white; }
.catalog-copy h2 { margin: 0; font-size: clamp(3rem, 6.2vw, 6.6rem); letter-spacing: -.07em; line-height: .9; }
.catalog-copy p { max-width: 530px; margin: 26px 0 0; color: rgba(255,255,255,.62); font-size: 1.08rem; }
.catalog-copy .button { align-self: flex-start; margin-top: 34px; border-color: var(--red); background: var(--red); color: white; }
.catalog-features { display: grid; grid-template-columns: repeat(2, 1fr); margin-top: 48px; border-top: 1px solid rgba(255,255,255,.16); }
.catalog-feature { padding: 17px 12px 0 0; border-right: 1px solid rgba(255,255,255,.16); }
.catalog-feature:nth-child(2) { padding-left: 18px; border-right: 0; }
.catalog-feature strong { display: block; font-size: .92rem; }
.catalog-feature span { color: rgba(255,255,255,.48); font-size: .73rem; }
.catalog-preview { position: relative; margin: 68px 0 68px 20px; background: #eef1ef; color: var(--ink); box-shadow: 0 30px 80px rgba(0,0,0,.22); }
.preview-top { display: flex; align-items: center; justify-content: space-between; height: 58px; padding: 0 24px; border-bottom: 1px solid var(--line); background: white; }
.preview-logo { display: inline-flex; align-items: center; gap: 8px; font-size: 1.2rem; font-weight: 900; letter-spacing: -.06em; }
.preview-logo .brand-mark { width: 48px; height: 28px; flex: none; }
.preview-pills { display: flex; gap: 8px; }
.preview-pills i { width: 7px; height: 7px; border-radius: 50%; background: #bec8ca; }
.preview-body { display: grid; height: calc(100% - 58px); min-height: 530px; grid-template-columns: 42% 58%; }
.preview-list { padding: 18px; border-right: 1px solid var(--line); }
.preview-search { height: 38px; margin-bottom: 14px; border: 1px solid var(--line); background: white; }
.preview-card { display: grid; grid-template-columns: 88px 1fr; gap: 12px; margin-bottom: 11px; padding: 10px; background: white; }
.preview-card img { width: 88px; height: 83px; object-fit: cover; }
.preview-card small { color: var(--red); font-weight: 800; }
.preview-card strong { display: block; margin-top: 6px; font-size: .86rem; line-height: 1.2; }
.preview-card span { display: block; margin-top: 8px; color: var(--muted); font-size: .7rem; }
.preview-map { position: relative; overflow: hidden; background: #0e1b24; }
.preview-map-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% center; filter: saturate(.96) contrast(1.06); transition: transform .6s ease, filter .6s ease; }
.catalog-preview:hover .preview-map-image { transform: scale(1.025); filter: saturate(1.04) contrast(1.08); }
.preview-map::after { position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, rgba(9,19,27,.08), rgba(9,19,27,.34)); content: ""; pointer-events: none; }
.preview-stat { position: absolute; top: 18px; left: 18px; z-index: 2; padding: 10px 14px; border-left: 2px solid var(--red); background: rgba(23,35,38,.9); color: white; font-size: .72rem; font-weight: 800; box-shadow: 0 8px 22px rgba(0,0,0,.22); backdrop-filter: blur(10px); }
.preview-map-count { position: absolute; right: 18px; bottom: 18px; z-index: 2; padding: 8px 11px; border: 1px solid rgba(255,255,255,.46); border-radius: 999px; background: rgba(23,35,38,.78); color: white; font-size: .68rem; font-weight: 800; letter-spacing: .04em; backdrop-filter: blur(10px); }
.preview-map-zoom { position: absolute; right: 18px; top: 18px; z-index: 2; display: grid; overflow: hidden; border: 1px solid rgba(255,255,255,.38); border-radius: 8px; background: rgba(23,35,38,.78); color: white; box-shadow: 0 8px 20px rgba(0,0,0,.22); }
.preview-map-zoom b { display: grid; width: 30px; height: 28px; place-items: center; font-size: 1rem; font-weight: 500; }
.preview-map-zoom b + b { border-top: 1px solid rgba(255,255,255,.2); }

.approach { padding: clamp(96px, 12vw, 180px) 0; }
.approach-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(40px, 8vw, 120px); }
.approach-sticky { align-self: start; position: sticky; top: 120px; }
.approach-sticky .section-title { font-size: clamp(2.7rem, 5vw, 5.3rem); }
.principles { border-top: 1px solid var(--line); }
.principle { display: grid; grid-template-columns: 60px 1fr; gap: 14px; padding: 34px 0; border-bottom: 1px solid var(--line); }
.principle span { color: var(--red); font-size: .72rem; font-weight: 850; }
.principle h3 { margin: 0; font-size: clamp(1.35rem, 2vw, 2rem); letter-spacing: -.035em; }
.principle p { margin: 12px 0 0; color: var(--muted); }

.contact { background: var(--red); color: white; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; }
.contact-copy { display: flex; min-height: 710px; flex-direction: column; justify-content: space-between; padding: clamp(70px, 8vw, 120px) clamp(30px, 7vw, 110px) clamp(60px, 7vw, 96px) max(var(--gutter), calc((100vw - var(--max)) / 2 + var(--gutter))); }
.contact-copy .eyebrow::before { background: white; }
.contact-copy h2 { max-width: 700px; margin: 0; font-size: clamp(3rem, 6.2vw, 6.8rem); letter-spacing: -.075em; line-height: .9; }
.contact-details { display: grid; gap: 11px; margin-top: 50px; }
.contact-details a { width: fit-content; font-size: clamp(1.05rem, 1.7vw, 1.35rem); font-weight: 750; border-bottom: 1px solid rgba(255,255,255,.45); }
.contact-panel { display: flex; align-items: center; padding: clamp(36px, 6vw, 90px); background: var(--paper); color: var(--ink); }
.contact-form { width: 100%; max-width: 580px; }
.contact-form h3 { margin: 0 0 34px; font-size: clamp(1.8rem, 3vw, 2.8rem); letter-spacing: -.045em; }
.field { margin-bottom: 24px; }
.field label { display: block; margin-bottom: 8px; color: var(--muted); font-size: .72rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.field input, .field select, .field textarea { width: 100%; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; padding: 13px 0; outline: none; background: transparent; color: var(--ink); font-size: 1rem; }
.field textarea { min-height: 96px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--red); }
.form-actions { display: flex; align-items: center; gap: 18px; margin-top: 34px; }
.form-note { margin: 20px 0 0; color: var(--muted); font-size: .72rem; }
.form-note a { text-decoration: underline; }

.site-footer { padding: 36px 0 28px; background: var(--ink); color: white; }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: end; }
.footer-logo { font-size: 3.3rem; font-weight: 900; letter-spacing: -.09em; line-height: 1; }
.footer-logo .brand-mark { width: 90px; height: 50px; }
.footer-copy { margin: 14px 0 0; color: rgba(255,255,255,.45); font-size: .74rem; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 18px 28px; font-size: .75rem; font-weight: 700; }
.footer-links a:hover { color: #ff4660; }

.legal-page { min-height: 100vh; padding: 150px 0 90px; }
.legal-wrap { max-width: 860px; }
.legal-wrap h1 { margin: 0 0 38px; font-size: clamp(2.8rem, 6vw, 5.8rem); letter-spacing: -.065em; line-height: .95; }
.legal-wrap h2 { margin: 42px 0 12px; font-size: 1.3rem; }
.legal-wrap p, .legal-wrap li { color: var(--muted); }
.legal-wrap a { color: var(--red); font-weight: 700; }
.legal-back { display: inline-flex; gap: 8px; margin-bottom: 30px; color: var(--red); font-size: .82rem; font-weight: 800; }

@media (max-width: 1100px) {
  .main-nav { gap: 18px; }
  .main-nav a:nth-child(3) { display: none; }
  .hero-grid { grid-template-columns: 1fr .82fr; }
  .hero h1 { font-size: clamp(4.5rem, 10vw, 7rem); }
  .catalog-grid { grid-template-columns: 1fr; }
  .catalog-preview { min-height: 580px; margin: 0 0 70px var(--gutter); }
  .catalog-copy { padding-bottom: 62px; }
  .contact-copy { padding-left: var(--gutter); }
}

@media (max-width: 820px) {
  .header-inner { min-height: 68px; }
  .main-nav { position: fixed; inset: 68px 0 0; display: none; flex-direction: column; align-items: stretch; gap: 0; margin: 0; padding: 42px var(--gutter); background: var(--paper); }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 1.35rem; }
  .main-nav .nav-cta { margin-top: 24px; padding: 15px 18px; text-align: center; }
  .lang-switch { margin-left: auto; }
  .menu-toggle { display: block; }
  .hero { padding-top: 68px; }
  .hero-grid { min-height: auto; grid-template-columns: 1fr; }
  .hero-copy { min-height: 710px; padding: 96px var(--gutter) 68px; }
  .hero h1 { font-size: clamp(4.7rem, 20vw, 7.5rem); }
  .hero-visual { min-height: 620px; }
  .services-head, .approach-grid, .contact-grid { grid-template-columns: 1fr; }
  .services-head .section-intro { margin-top: 8px; }
  .approach-sticky { position: static; }
  .contact-copy { min-height: 540px; padding-right: var(--gutter); }
  .contact-panel { padding: 70px var(--gutter); }
}

@media (max-width: 600px) {
  .brand-copy { display: none; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 260px; }
  .service-card h3 { margin-top: 55px; }
  .catalog-preview { margin-left: 0; }
  .preview-body { grid-template-columns: 1fr; }
  .preview-map { display: none; }
  .catalog-features { grid-template-columns: 1fr; }
  .catalog-feature { border-right: 0; }
  .catalog-feature:nth-child(2) { padding-left: 0; }
  .hero-visual { min-height: 540px; }
  .hero-photo.one { inset: 0 0 43% 0; }
  .hero-photo.two { display: none; }
  .hero-photo.three { inset: 57% 0 0 0; }
  .hero-rail div { padding: 16px 12px; }
  .hero-rail span { display: none; }
  .form-actions { align-items: stretch; flex-direction: column; }
  .form-actions .button { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}