:root {
  color-scheme: dark;
  --construction-bg: #080706;
  --construction-surface: #14110f;
  --construction-surface-strong: #1d1713;
  --construction-line: #4c3423;
  --construction-line-soft: #2d2118;
  --construction-accent: #d68b4c;
  --construction-accent-strong: #f0a664;
  --construction-text: #f6f0e9;
  --construction-muted: #bdb2a7;
  --construction-max: 1180px;
  --construction-radius: 28px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--construction-bg);
  color: var(--construction-text);
}

* { box-sizing: border-box; }

html {
  min-width: 320px;
  scroll-behavior: smooth;
  background: var(--construction-bg);
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 50% -10%, rgb(214 139 76 / 14%), transparent 34rem),
    var(--construction-bg);
  color: var(--construction-text);
  font-size: 16px;
  line-height: 1.55;
}

a { color: inherit; }

button,
a { -webkit-tap-highlight-color: transparent; }

button,
input,
textarea,
select { font: inherit; }

:focus-visible {
  outline: 3px solid var(--construction-accent-strong);
  outline-offset: 4px;
}

.construction-skip {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 12px;
  min-height: 44px;
  padding: 10px 16px;
  transform: translateY(-160%);
  border-radius: 12px;
  background: var(--construction-text);
  color: #18110c;
}

.construction-skip:focus { transform: translateY(0); }

.construction-header {
  position: sticky;
  z-index: 50;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 76px;
  padding: max(12px, env(safe-area-inset-top)) max(20px, calc((100% - var(--construction-max)) / 2));
  border-bottom: 1px solid rgb(214 139 76 / 24%);
  background: rgb(8 7 6 / 88%);
  backdrop-filter: blur(18px);
}

.construction-brand {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: .06em;
}

.construction-brand small {
  padding-left: 10px;
  border-left: 1px solid var(--construction-line);
  color: var(--construction-muted);
  font-size: .78rem;
  font-weight: 650;
  letter-spacing: .02em;
  text-transform: none;
}

.construction-brand__mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--construction-accent);
  border-radius: 11px;
  color: var(--construction-accent-strong);
  font-size: .92rem;
}

.construction-navigation {
  display: flex;
  align-items: center;
  gap: 6px;
}

.construction-navigation a,
.construction-menu {
  min-height: 44px;
  padding: 11px 14px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--construction-muted);
  font-weight: 700;
  text-decoration: none;
}

.construction-navigation a:hover,
.construction-menu:hover { color: var(--construction-text); }

.construction-navigation .construction-navigation__cta {
  margin-left: 8px;
  border: 1px solid var(--construction-line);
  color: var(--construction-text);
}

.construction-menu { display: none; }

.construction-section {
  width: min(calc(100% - 40px), var(--construction-max));
  margin-inline: auto;
  padding-block: clamp(64px, 9vw, 120px);
}

.construction-hero {
  display: grid;
  min-height: min(790px, calc(100svh - 76px));
  grid-template-columns: minmax(0, 1.04fr) minmax(360px, .96fr);
  align-items: center;
  gap: clamp(36px, 7vw, 92px);
}

.construction-eyebrow {
  margin: 0 0 14px;
  color: var(--construction-accent-strong);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.construction-hero h1,
.construction-section h2,
.construction-card h3 { text-wrap: balance; }

.construction-hero h1 {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(2.8rem, 7vw, 6.2rem);
  line-height: .94;
  letter-spacing: -.055em;
}

.construction-lead {
  max-width: 650px;
  margin: 28px 0 0;
  color: var(--construction-muted);
  font-size: clamp(1.08rem, 2vw, 1.36rem);
}

.construction-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.construction-button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 14px 20px;
  border: 1px solid var(--construction-line);
  border-radius: 16px;
  font-weight: 800;
  text-decoration: none;
}

.construction-button--primary {
  border-color: var(--construction-accent);
  background: linear-gradient(135deg, #9f5426, #6f3619);
  color: #fff8f1;
  box-shadow: 0 16px 44px rgb(120 58 22 / 24%);
}

.construction-button--primary:hover { background: linear-gradient(135deg, #b9662f, #7d3f1e); }

.construction-button--quiet { color: var(--construction-muted); }

.construction-note {
  max-width: 650px;
  margin: 18px 0 0;
  color: #94877c;
  font-size: .92rem;
}

.construction-hero__visual {
  position: relative;
  min-height: clamp(420px, 54vw, 680px);
  overflow: hidden;
  border: 1px solid var(--construction-line);
  border-radius: var(--construction-radius);
  background: var(--construction-surface);
  box-shadow: 0 30px 100px rgb(0 0 0 / 45%);
  isolation: isolate;
}

.construction-hero__visual::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, transparent 38%, rgb(8 7 6 / 86%));
  content: "";
}

.construction-hero__visual img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  filter: saturate(.78) contrast(1.07);
}

.construction-hero__route {
  position: absolute;
  z-index: 2;
  right: 18px;
  bottom: 18px;
  left: 18px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.construction-hero__route span {
  padding: 12px 8px;
  border: 1px solid rgb(214 139 76 / 46%);
  border-radius: 12px;
  background: rgb(15 12 10 / 84%);
  text-align: center;
  font-size: .82rem;
  font-weight: 800;
}

.construction-flow,
.construction-now { border-top: 1px solid var(--construction-line-soft); }

.construction-section__intro {
  display: grid;
  max-width: 760px;
  gap: 12px;
  margin-bottom: 46px;
}

.construction-section h2 {
  margin: 0;
  font-size: clamp(2rem, 4.4vw, 4.2rem);
  line-height: 1.03;
  letter-spacing: -.04em;
}

.construction-section__intro > p:last-child,
.construction-final > p,
.construction-boundary > p {
  margin: 0;
  color: var(--construction-muted);
  font-size: 1.05rem;
}

.construction-flow__list {
  display: grid;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--construction-line-soft);
  list-style: none;
}

.construction-flow__list li {
  display: grid;
  min-height: 104px;
  grid-template-columns: 64px minmax(170px, .6fr) 1fr;
  align-items: center;
  gap: 20px;
  padding: 22px 8px;
  border-bottom: 1px solid var(--construction-line-soft);
}

.construction-flow__list li > span { color: var(--construction-accent); font-weight: 800; }
.construction-flow__list strong { font-size: 1.18rem; }
.construction-flow__list p { margin: 0; color: var(--construction-muted); }

.construction-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.construction-card {
  min-height: 240px;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--construction-line-soft);
  border-radius: 22px;
  background: linear-gradient(145deg, var(--construction-surface), #0d0b0a);
}

.construction-card > span {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid var(--construction-line);
  border-radius: 12px;
  color: var(--construction-accent-strong);
  font-weight: 800;
}

.construction-card h3 { margin: 32px 0 10px; font-size: 1.3rem; }
.construction-card p { max-width: 44ch; margin: 0; color: var(--construction-muted); }

.construction-future {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(36px, 8vw, 110px);
}

.construction-future__items { display: grid; gap: 12px; }

.construction-future__items p {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 24px;
  border-left: 2px solid var(--construction-accent);
  background: rgb(255 255 255 / 2.5%);
}

.construction-future__items span { color: var(--construction-muted); }

.construction-boundary {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: 44px;
  padding: clamp(32px, 6vw, 72px);
  border: 1px solid var(--construction-line);
  border-radius: var(--construction-radius);
  background: var(--construction-surface-strong);
}

.construction-boundary h2 { font-size: clamp(1.8rem, 3.4vw, 3rem); }

.construction-final {
  max-width: 850px;
  text-align: center;
}

.construction-final p { max-width: 660px; margin: 20px auto 30px; }

.construction-footer {
  display: flex;
  width: min(calc(100% - 40px), var(--construction-max));
  min-height: 96px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 0 auto;
  padding-bottom: max(20px, env(safe-area-inset-bottom));
  border-top: 1px solid var(--construction-line-soft);
  color: var(--construction-muted);
}

.construction-footer a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
}

@media (max-width: 820px) {
  .construction-header { padding-inline: 20px; }
  .construction-menu { display: inline-flex; align-items: center; gap: 8px; }
  .construction-menu > span:first-child {
    position: relative;
    width: 18px;
    height: 2px;
    background: currentColor;
  }
  .construction-menu > span:first-child::before,
  .construction-menu > span:first-child::after {
    position: absolute;
    right: 0;
    width: 18px;
    height: 2px;
    background: currentColor;
    content: "";
  }
  .construction-menu > span:first-child::before { top: -6px; }
  .construction-menu > span:first-child::after { top: 6px; }
  .construction-navigation {
    position: absolute;
    top: calc(100% + 1px);
    right: 12px;
    left: 12px;
    display: none;
    padding: 10px;
    border: 1px solid var(--construction-line);
    border-radius: 18px;
    background: #12100e;
    box-shadow: 0 22px 60px rgb(0 0 0 / 48%);
  }
  .construction-navigation.is-open { display: grid; }
  .construction-navigation a { display: flex; align-items: center; }
  .construction-navigation .construction-navigation__cta { margin: 4px 0 0; }
  .construction-hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: 66px;
  }
  .construction-hero h1 { max-width: 14ch; }
  .construction-hero__visual { min-height: 470px; }
  .construction-future,
  .construction-boundary { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .construction-section { width: min(calc(100% - 32px), var(--construction-max)); padding-block: 58px; }
  .construction-header { min-height: 68px; padding-block: max(10px, env(safe-area-inset-top)); padding-inline: 16px; }
  .construction-brand { gap: 8px; }
  .construction-brand small { padding-left: 8px; font-size: .72rem; }
  .construction-menu { padding-inline: 10px; }
  .construction-hero { gap: 30px; padding-top: 48px; }
  .construction-hero h1 { font-size: clamp(2.55rem, 13vw, 4rem); }
  .construction-lead { margin-top: 22px; font-size: 1rem; }
  .construction-actions { display: grid; }
  .construction-button { width: 100%; }
  .construction-hero__visual { min-height: 380px; }
  .construction-hero__route { right: 10px; bottom: 10px; left: 10px; gap: 5px; }
  .construction-hero__route span { padding: 10px 4px; font-size: .75rem; }
  .construction-flow__list li { grid-template-columns: 44px 1fr; gap: 8px 12px; padding-block: 20px; }
  .construction-flow__list li p { grid-column: 2; }
  .construction-card-grid { grid-template-columns: 1fr; }
  .construction-card { min-height: 210px; }
  .construction-boundary { width: calc(100% - 32px); padding: 28px 22px; }
  .construction-footer { width: calc(100% - 32px); flex-direction: column; align-items: flex-start; justify-content: center; padding-top: 22px; }
}

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

@media (forced-colors: active) {
  .construction-button,
  .construction-card,
  .construction-boundary,
  .construction-hero__visual { border: 1px solid CanvasText; }
}