:root {
  --petroleum: #0f2c33;
  --champagne: #cdbb94;
  --ivory: #f7f4ef;
  --soft-stone: #e6e0d4;
  --blue-charcoal: #1d2529;
  --bg-start: var(--soft-stone);
  --bg-end: var(--ivory);
  --panel: rgba(247, 244, 239, 0.84);
  --panel-edge: rgba(205, 187, 148, 0.28);
  --ink: var(--petroleum);
  --muted: color-mix(in srgb, var(--petroleum) 76%, white);
  --gold: var(--champagne);
  --gold-soft: color-mix(in srgb, var(--champagne) 72%, white);
  --shadow: 0 28px 80px rgba(29, 37, 41, 0.12);
  --logo-appear-ms: 2800ms;
  --text-appear-ms: 1000ms;
  --title-overlap-ms: 1200ms;
  --lead-overlap-ms: 0ms;
  --title-delay-ms: calc(var(--logo-appear-ms) - var(--title-overlap-ms));
  --lead-delay-ms: calc(var(--title-delay-ms) + var(--text-appear-ms) - var(--lead-overlap-ms));
  --contact-delay-ms: calc(var(--lead-delay-ms) + var(--text-appear-ms));
  --shell-max-width: 980px;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: "Inter", "Avenir Next", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top center, rgba(255, 255, 255, 0.72), transparent 46%),
    linear-gradient(160deg, #0a2328 0%, var(--petroleum) 42%, #123640 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 50% 14%, rgba(255, 255, 255, 0.55), transparent 30%),
    radial-gradient(circle at 15% 82%, rgba(205, 187, 148, 0.08), transparent 25%),
    radial-gradient(circle at 84% 25%, rgba(205, 187, 148, 0.08), transparent 22%);
  pointer-events: none;
}

.page-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: min(var(--shell-max-width), calc(100vw - 48px));
  margin: 24px auto;
  padding: 12px 0 0;
  border-radius: 26px;
  overflow: hidden;
  background:
    radial-gradient(circle at top center, rgba(255, 255, 255, 0.95), transparent 46%),
    linear-gradient(180deg, var(--bg-end) 0%, var(--bg-start) 100%);
  border: 1px solid rgba(255, 255, 255, 0.55);
  box-shadow: var(--shadow);
  position: relative;
}

.page-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--panel-edge);
  border-radius: 26px;
  pointer-events: none;
}

.lang-switch {
  position: absolute;
  top: 18px;
  right: 20px;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid rgba(205, 187, 148, 0.4);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.52);
  backdrop-filter: blur(8px);
}

.lang-switch__btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-family: "Inter", "Avenir Next", "Segoe UI", sans-serif;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  font-weight: 600;
  padding: 4px 6px;
  border-radius: 999px;
  cursor: pointer;
  transition: color 180ms ease, background-color 180ms ease;
}

.lang-switch__btn:hover,
.lang-switch__btn:focus-visible {
  color: var(--ink);
  background: rgba(205, 187, 148, 0.2);
  outline: none;
}

.lang-switch__btn.is-active {
  color: var(--ink);
  background: rgba(205, 187, 148, 0.26);
}

.lang-switch__divider {
  width: 1px;
  height: 12px;
  background: rgba(205, 187, 148, 0.6);
}

.hero {
  flex: 1;
  display: grid;
  justify-items: center;
  align-items: start;
  text-align: center;
  padding: 0 24px 28px;
}

.identity {
  width: min(100%, 1560px);
  margin-top: -64px;
}

.brand-mark {
  width: min(100%, 1560px);
  height: auto;
  display: block;
  margin: 0 auto;
  filter: drop-shadow(0 12px 24px rgba(15, 44, 51, 0.08));
  transform-origin: 50% 50%;
}

.logo-loading .brand-mark {
  opacity: 0;
  transform: translateY(4px) scale(1);
  filter: drop-shadow(0 12px 24px rgba(15, 44, 51, 0.08));
  transition:
    opacity var(--logo-appear-ms) cubic-bezier(0.2, 0.8, 0.2, 1),
    transform 4600ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.logo-loading.logo-ready .brand-mark {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: drop-shadow(0 12px 24px rgba(15, 44, 51, 0.08));
}

@media (prefers-reduced-motion: reduce) {
  .logo-loading .brand-mark,
  .logo-loading.logo-ready .brand-mark,
  .logo-loading #hero-title,
  .logo-loading.logo-ready #hero-title,
  .logo-loading .lead,
  .logo-loading.logo-ready .lead,
  .logo-loading .contact-block .location,
  .logo-loading.logo-ready .contact-block .location,
  .logo-loading .contact-block .accent-line--small,
  .logo-loading.logo-ready .contact-block .accent-line--small,
  .logo-loading .contact-block .email-link,
  .logo-loading.logo-ready .contact-block .email-link {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.accent-line {
  width: 64px;
  height: 2px;
  margin: 24px auto 36px;
  background: linear-gradient(90deg, transparent 0%, var(--gold) 18%, var(--gold-soft) 82%, transparent 100%);
}

.accent-line--small {
  width: 40px;
  margin: 26px auto 26px;
}

.copy-block {
  margin-top: -185px;
}

.copy-block h1 {
  margin: 0;
  font-family: "Inter", "Avenir Next", "Segoe UI", sans-serif;
  font-size: clamp(1.9rem, 2vw, 2.35rem);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.logo-loading #hero-title {
  opacity: 0;
  transform: translateX(-18px);
  transition:
    opacity var(--text-appear-ms) cubic-bezier(0.2, 0.8, 0.2, 1) var(--title-delay-ms),
    transform var(--text-appear-ms) cubic-bezier(0.2, 0.8, 0.2, 1) var(--title-delay-ms);
}

.logo-loading.logo-ready #hero-title {
  opacity: 1;
  transform: translateX(0);
}

.logo-loading .lead {
  opacity: 0;
  transform: translateX(-18px);
  transition:
    opacity var(--text-appear-ms) cubic-bezier(0.2, 0.8, 0.2, 1) var(--lead-delay-ms),
    transform var(--text-appear-ms) cubic-bezier(0.2, 0.8, 0.2, 1) var(--lead-delay-ms);
}

.logo-loading.logo-ready .lead {
  opacity: 1;
  transform: translateX(0);
}

.logo-loading .contact-block .location,
.logo-loading .contact-block .accent-line--small,
.logo-loading .contact-block .email-link {
  opacity: 0;
  transform: translateX(-18px);
}

.logo-loading .contact-block .location {
  transition:
    opacity 620ms cubic-bezier(0.2, 0.8, 0.2, 1) var(--contact-delay-ms),
    transform 620ms cubic-bezier(0.2, 0.8, 0.2, 1) var(--contact-delay-ms);
}

.logo-loading .contact-block .accent-line--small {
  transition:
    opacity 620ms cubic-bezier(0.2, 0.8, 0.2, 1) var(--contact-delay-ms),
    transform 620ms cubic-bezier(0.2, 0.8, 0.2, 1) var(--contact-delay-ms);
}

.logo-loading .contact-block .email-link {
  transition:
    opacity 620ms cubic-bezier(0.2, 0.8, 0.2, 1) calc(var(--contact-delay-ms) + 1000ms),
    transform 620ms cubic-bezier(0.2, 0.8, 0.2, 1) calc(var(--contact-delay-ms) + 1000ms);
}

.logo-loading.logo-ready .contact-block .location,
.logo-loading.logo-ready .contact-block .accent-line--small,
.logo-loading.logo-ready .contact-block .email-link {
  opacity: 1;
  transform: translateX(0);
}

.lead,
.location,
.footer-copy,
.footer-nav a,
.email-link {
  color: var(--muted);
}

.lead {
  margin: 8px 0 0;
  font-size: clamp(1rem, 1.2vw, 1.18rem);
  letter-spacing: 0.04em;
}

.contact-block {
  margin-top: 40px;
}

.email-link {
  display: inline-block;
  margin-top: 14px;
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: color 180ms ease, opacity 180ms ease;
}

.email-link:hover,
.email-link:focus-visible,
.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: var(--ink);
}

.location {
  margin: 0;
  font-size: 1.08rem;
  letter-spacing: 0.08em;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 26px 32px 30px;
  border-top: 1px solid rgba(205, 187, 148, 0.36);
  text-align: center;
}

.footer-copy {
  margin: 0;
  letter-spacing: 0.04em;
}

.footer-nav {
  display: flex;
  gap: 24px;
  position: relative;
}

.footer-nav::before {
  content: "";
  position: absolute;
  left: -18px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 20px;
  background: rgba(205, 187, 148, 0.56);
}

.footer-nav a {
  text-decoration: none;
  transition: color 180ms ease;
}

@media (max-width: 900px) {
  .page-shell {
    width: min(100vw - 24px, var(--shell-max-width));
    margin: 12px auto;
    min-height: calc(100vh - 24px);
  }

  .lang-switch {
    top: 14px;
    right: 14px;
  }

  .hero {
    padding-top: 0;
  }

  .identity {
    margin-top: -50px;
  }
}

@media (max-width: 720px) {
  .hero {
    padding: 0 20px 28px;
  }

  .copy-block {
    margin-top: -130px;
  }

  .accent-line {
    margin-bottom: 28px;
  }

  .copy-block h1 {
    font-size: 1.65rem;
  }

  .lead {
    line-height: 1.7;
  }

  .contact-block {
    margin-top: 30px;
  }

  .site-footer {
    flex-direction: column;
    gap: 14px;
  }

  .footer-nav {
    gap: 18px;
  }

  .footer-nav::before {
    display: none;
  }
}

@media (max-width: 560px) {
  .page-shell {
    border-radius: 20px;
  }

  .hero {
    padding-top: 14px;
  }

  .identity {
    margin-top: 20px;
  }

  .copy-block {
    margin-top: -90px;
  }

  .contact-block {
    margin-top: 24px;
  }

  .lang-switch {
    top: 12px;
    right: 12px;
    padding: 6px 8px;
  }

  .lang-switch__btn {
    font-size: 0.68rem;
    letter-spacing: 0.13em;
  }

  .copy-block h1 {
    line-height: 1.3;
  }

  .lead,
  .email-link,
  .location,
  .footer-copy,
  .footer-nav a {
    font-size: 0.96rem;
  }
}