@font-face {
  font-family: "Cinzel";
  src: url("/assets/fonts/Cinzel-400.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Cinzel";
  src: url("/assets/fonts/Cinzel-700.ttf") format("truetype");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("/assets/fonts/Inter-400.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("/assets/fonts/Inter-600.ttf") format("truetype");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --navy-950: #0c1115;
  --navy-900: #12171b;
  --navy-850: #172129;
  --navy-800: #243844;
  --cream: #f0e4d8;
  --rose-gold: #cfaf95;
  --bronze: #917953;
  --blue: #90b4c8;
  --text: #f0e8df;
  --muted: #9ba5ad;
  --line: rgba(207, 175, 149, 0.24);
  --line-blue: rgba(144, 180, 200, 0.23);
  --panel: rgba(9, 15, 19, 0.82);
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  min-height: 100%;
  background: var(--navy-950);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background: var(--navy-950);
  font-family: "Inter", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.page-background {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 50% -8%, rgba(48, 79, 87, 0.2), transparent 48%),
    radial-gradient(ellipse at 78% 82%, rgba(104, 84, 67, 0.1), transparent 42%),
    linear-gradient(145deg, #0b1014 0%, #10171c 48%, #080d11 100%);
  pointer-events: none;
}

.page-background::after {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center, transparent 34%, rgba(4, 8, 12, 0.28) 68%, rgba(4, 7, 10, 0.7) 100%),
    linear-gradient(180deg, rgba(4, 8, 12, 0.08), rgba(4, 8, 12, 0.44));
  content: "";
}

.page-background__aurora {
  position: absolute;
  top: -28%;
  left: 8%;
  width: 84%;
  height: 104%;
  opacity: 0.55;
  background:
    radial-gradient(ellipse at 34% 36%, rgba(144, 180, 200, 0.13), transparent 52%),
    radial-gradient(ellipse at 70% 62%, rgba(207, 175, 149, 0.1), transparent 46%);
  filter: blur(36px);
  animation: aurora-drift 15s ease-in-out infinite alternate;
}

.page-background__particles {
  position: absolute;
  inset: -18%;
  will-change: transform, background-position;
}

.page-background__particles--far {
  opacity: 0.4;
  background-image:
    radial-gradient(circle, rgba(207, 175, 149, 0.72) 0 1px, transparent 1.7px),
    radial-gradient(circle, rgba(144, 180, 200, 0.52) 0 1px, transparent 1.8px),
    radial-gradient(circle, rgba(240, 228, 216, 0.34) 0 0.8px, transparent 1.5px);
  background-position:
    13px 27px,
    74px 118px,
    151px 61px;
  background-size:
    214px 198px,
    287px 261px,
    347px 319px;
  animation:
    particles-drift-far 42s linear infinite,
    particles-pulse 7s ease-in-out infinite alternate;
}

.page-background__particles--near {
  opacity: 0.56;
  background-image:
    radial-gradient(circle, rgba(240, 228, 216, 0.74) 0 1.25px, rgba(207, 175, 149, 0.2) 1.6px, transparent 2.7px),
    radial-gradient(circle, rgba(144, 180, 200, 0.68) 0 1.1px, transparent 2.4px);
  background-position:
    36px 92px,
    181px 34px;
  background-size:
    389px 347px,
    463px 421px;
  filter: drop-shadow(0 0 5px rgba(207, 175, 149, 0.28));
  animation:
    particles-drift-near 30s linear infinite,
    particles-pulse 5.5s ease-in-out 1.2s infinite alternate;
}

a {
  color: inherit;
}

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

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 4px;
}

.page-shell {
  position: relative;
  z-index: 1;
  display: flex;
  width: min(100% - 64px, 1320px);
  min-height: 100vh;
  margin: 0 auto;
  flex-direction: column;
}

.page-shell::before,
.page-shell::after {
  position: fixed;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(
    to bottom,
    transparent,
    rgba(144, 180, 200, 0.22) 18%,
    rgba(207, 175, 149, 0.2) 78%,
    transparent
  );
  content: "";
  pointer-events: none;
}

.page-shell::before {
  left: max(20px, calc((100vw - 1320px) / 2 - 22px));
}

.page-shell::after {
  right: max(20px, calc((100vw - 1320px) / 2 - 22px));
}

.site-header {
  position: relative;
  z-index: 20;
  display: flex;
  min-height: 94px;
  padding: 16px 0;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(207, 175, 149, 0.2);
  animation: reveal-down 820ms 80ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.site-header::after {
  position: absolute;
  top: 93px;
  left: 0;
  width: 92px;
  height: 1px;
  background: linear-gradient(90deg, var(--cream), transparent);
  content: "";
  box-shadow: 0 0 12px rgba(240, 228, 216, 0.25);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--cream);
  text-decoration: none;
}

.brand img {
  display: block;
  width: 54px;
  height: 54px;
  object-fit: contain;
}

.brand__name {
  font-family: "Cinzel", Georgia, serif;
  font-size: 17px;
  letter-spacing: 0.13em;
}

.brand__name span {
  color: var(--rose-gold);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.language-switcher {
  position: relative;
}

.language-switcher__trigger {
  display: inline-flex;
  min-width: 124px;
  height: 42px;
  padding: 0 13px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 0;
  border-bottom: 1px solid rgba(145, 121, 83, 0.52);
  color: #d7c8b9;
  background: rgba(7, 13, 17, 0.18);
  cursor: pointer;
  font-family: "Cinzel", Georgia, serif;
  font-size: 11px;
  font-weight: 700;
  transition:
    color 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease;
}

.language-switcher__trigger:hover,
.language-switcher.is-open .language-switcher__trigger {
  border-color: rgba(240, 228, 216, 0.72);
  color: var(--cream);
  background: rgba(240, 228, 216, 0.035);
}

.language-switcher__trigger svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.25;
  transition: transform 180ms ease;
}

.language-switcher.is-open .language-switcher__trigger svg {
  transform: rotate(180deg);
}

.language-switcher__menu {
  position: absolute;
  z-index: 30;
  top: calc(100% + 8px);
  right: 0;
  width: 196px;
  padding: 7px;
  border: 1px solid rgba(207, 175, 149, 0.32);
  background: rgba(8, 14, 18, 0.97);
  box-shadow:
    0 20px 50px rgba(0, 0, 0, 0.48),
    inset 0 1px rgba(240, 228, 216, 0.035);
  backdrop-filter: blur(16px);
  animation: menu-enter 160ms ease both;
}

.language-switcher__menu[hidden] {
  display: none;
}

.language-switcher__menu button {
  display: flex;
  width: 100%;
  min-height: 38px;
  padding: 0 10px;
  align-items: center;
  justify-content: space-between;
  border: 0;
  color: #89969c;
  background: transparent;
  cursor: pointer;
  font-family: "Inter", Arial, sans-serif;
  font-size: 12px;
  text-align: left;
  transition:
    color 140ms ease,
    background-color 140ms ease;
}

.language-switcher__menu button:hover,
.language-switcher__menu button.is-active {
  color: var(--cream);
  background: rgba(207, 175, 149, 0.08);
}

.language-switcher__menu button.is-active::after {
  color: var(--rose-gold);
  content: "✓";
  font-size: 12px;
}

.language-switcher__menu button.is-active small {
  display: none;
}

.language-switcher__menu small {
  color: #596970;
  font-size: 9px;
  letter-spacing: 0.12em;
}

.site-link {
  display: inline-flex;
  height: 42px;
  padding: 0 16px;
  align-items: center;
  gap: 9px;
  border: 1px solid rgba(207, 175, 149, 0.35);
  color: #d7c8b9;
  font-family: "Cinzel", Georgia, serif;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  transition:
    border-color 180ms ease,
    color 180ms ease,
    background-color 180ms ease;
}

.site-link:hover {
  border-color: rgba(240, 228, 216, 0.68);
  color: var(--cream);
  background: rgba(240, 228, 216, 0.04);
}

.site-link svg,
.step__body a svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: square;
  stroke-width: 1.25;
}

.connection {
  display: flex;
  width: 100%;
  padding: clamp(34px, 5vh, 56px) 0 48px;
  align-items: center;
  flex: 1;
  flex-direction: column;
  gap: clamp(42px, 5vw, 62px);
}

.intro {
  position: relative;
  display: flex;
  width: 100%;
  align-items: center;
  flex-direction: column;
  text-align: center;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  white-space: nowrap !important;
}

.hero-logo-frame {
  position: relative;
  display: grid;
  width: clamp(190px, 18vw, 252px);
  aspect-ratio: 3562 / 3460;
  margin-bottom: 18px;
  place-items: center;
  animation: logo-enter 1150ms 120ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.hero-logo-frame__glow {
  position: absolute;
  inset: 13%;
  border-radius: 50%;
  opacity: 0.68;
  background: radial-gradient(
    circle,
    rgba(240, 228, 216, 0.2),
    rgba(144, 180, 200, 0.12) 38%,
    transparent 72%
  );
  filter: blur(24px);
  animation: logo-glow 4.8s ease-in-out infinite;
}

.hero-logo {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter:
    drop-shadow(0 18px 28px rgba(0, 0, 0, 0.58))
    drop-shadow(0 0 24px rgba(144, 180, 200, 0.1));
}

h1 {
  max-width: 670px;
  margin-bottom: 22px;
  color: var(--cream);
  font-family: "Cinzel", Georgia, serif;
  font-size: clamp(42px, 4.35vw, 68px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: 0.035em;
  text-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  animation: reveal-scale 900ms 170ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.intro__lead {
  max-width: 580px;
  margin: 0 auto 30px;
  color: var(--muted);
  font-size: clamp(15px, 1.25vw, 18px);
  line-height: 1.75;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.72);
  animation: reveal-scale 900ms 260ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.address-card {
  position: relative;
  width: min(720px, 100%);
  max-width: none;
  padding: 21px 22px 17px;
  border: 1px solid rgba(207, 175, 149, 0.32);
  background:
    linear-gradient(135deg, rgba(207, 175, 149, 0.055), transparent 32%),
    rgba(7, 13, 17, 0.82);
  box-shadow:
    inset 0 1px rgba(240, 228, 216, 0.035),
    0 20px 60px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(12px);
  animation: reveal-scale 900ms 350ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.address-card::before,
.address-card::after {
  position: absolute;
  width: 18px;
  height: 18px;
  content: "";
  pointer-events: none;
}

.address-card::before {
  top: -1px;
  left: -1px;
  border-top: 1px solid var(--cream);
  border-left: 1px solid var(--cream);
}

.address-card::after {
  right: -1px;
  bottom: -1px;
  border-right: 1px solid var(--blue);
  border-bottom: 1px solid var(--blue);
}

.address-card__label {
  display: flex;
  margin-bottom: 13px;
  align-items: center;
  justify-content: space-between;
  color: #7d8a92;
  font-family: "Cinzel", Georgia, serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.address-card__status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: rgba(144, 180, 200, 0.76);
  letter-spacing: 0.12em;
}

.address-card__status i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 9px rgba(144, 180, 200, 0.74);
}

.address-card__control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
}

.address-card code {
  display: flex;
  min-width: 0;
  min-height: 56px;
  padding: 0 17px;
  align-items: center;
  overflow: hidden;
  border: 1px solid rgba(144, 180, 200, 0.2);
  color: var(--cream);
  background: rgba(2, 8, 11, 0.72);
  font-family: "Inter", Arial, sans-serif;
  font-size: clamp(15px, 1.25vw, 18px);
  font-weight: 600;
  letter-spacing: 0.035em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.copy-button {
  display: inline-flex;
  min-width: 168px;
  min-height: 56px;
  padding: 0 18px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid #ead8c6;
  color: #17130f;
  background: linear-gradient(180deg, #f0e4d8, #cfaf95);
  box-shadow:
    inset 0 1px rgba(255, 255, 255, 0.64),
    0 7px 24px rgba(0, 0, 0, 0.24);
  cursor: pointer;
  font-family: "Cinzel", Georgia, serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  transition:
    filter 160ms ease,
    transform 160ms ease;
}

.copy-button:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.copy-button:active {
  transform: translateY(0);
}

.copy-button svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.35;
}

.copy-button.is-copied {
  color: #101713;
  background: linear-gradient(180deg, #dcebdc, #9bc3a4);
  border-color: #dcebdc;
}

.copy-status {
  min-height: 18px;
  margin: 12px 0 0;
  color: #728087;
  font-size: 12px;
  line-height: 1.5;
}

.copy-status.is-success {
  color: #9bc3a4;
}

.copy-status.is-error {
  color: #e3aaa6;
}

.guide {
  position: relative;
  padding: clamp(25px, 2.4vw, 34px);
  border: 1px solid var(--line);
  background:
    linear-gradient(155deg, rgba(36, 56, 68, 0.16), transparent 42%),
    var(--panel);
  box-shadow:
    inset 0 0 0 8px rgba(144, 180, 200, 0.015),
    0 28px 80px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(14px);
  animation: reveal-panel 980ms 300ms cubic-bezier(0.22, 1, 0.36, 1) both;
  width: min(1160px, 100%);
}

.guide::before {
  position: absolute;
  top: 0;
  left: 32px;
  width: 92px;
  height: 1px;
  background: linear-gradient(90deg, var(--cream), rgba(240, 228, 216, 0));
  content: "";
  box-shadow: 0 0 12px rgba(240, 228, 216, 0.22);
}

.guide__heading {
  display: flex;
  padding-bottom: 22px;
  align-items: center;
  gap: 18px;
  border-bottom: 1px solid rgba(144, 180, 200, 0.14);
  justify-content: center;
}

.guide__heading > div {
  text-align: center;
}

.guide h2 {
  margin-bottom: 5px;
  color: var(--cream);
  font-family: "Cinzel", Georgia, serif;
  font-size: clamp(19px, 1.55vw, 24px);
  font-weight: 400;
  letter-spacing: 0.08em;
}

.guide__heading p {
  margin: 0;
  color: #6f7d82;
  font-size: 12px;
}

.steps {
  display: grid;
  padding: 0;
  margin: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
}

.step {
  display: grid;
  padding: 24px 22px 4px;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  animation: reveal-step 720ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.step:nth-child(1) {
  animation-delay: 500ms;
}

.step:nth-child(2) {
  animation-delay: 570ms;
}

.step:nth-child(3) {
  animation-delay: 640ms;
}

.step:nth-child(4) {
  animation-delay: 710ms;
}

.step + .step {
  border-left: 1px solid rgba(144, 180, 200, 0.12);
}

.step:last-child {
  padding-bottom: 0;
}

.step__index {
  padding-top: 2px;
  color: var(--bronze);
  font-family: "Cinzel", Georgia, serif;
  font-size: 12px;
  letter-spacing: 0.08em;
}

.step__body h3 {
  margin-bottom: 7px;
  color: #d7c8b9;
  font-family: "Cinzel", Georgia, serif;
  font-size: 13px;
  letter-spacing: 0.08em;
}

.step__body p {
  margin-bottom: 8px;
  color: #87939a;
  font-size: 13px;
  line-height: 1.55;
}

.step__body strong {
  color: #c7d6dc;
  font-weight: 600;
}

.step__body a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--rose-gold);
  font-family: "Cinzel", Georgia, serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-decoration: none;
}

.step__body a:hover {
  color: var(--cream);
}

.site-footer {
  display: flex;
  min-height: 64px;
  align-items: center;
  justify-content: center;
  gap: 16px;
  border-top: 1px solid rgba(207, 175, 149, 0.13);
  color: #55646b;
  font-family: "Cinzel", Georgia, serif;
  font-size: 9px;
  letter-spacing: 0.18em;
  animation: reveal-up 800ms 680ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.site-footer__divider {
  width: 3px;
  height: 3px;
  border: 1px solid var(--bronze);
  transform: rotate(45deg);
}

.sound-toggle {
  position: fixed;
  z-index: 50;
  right: 24px;
  bottom: 24px;
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 1px solid rgba(168, 144, 120, 0.48);
  border-radius: 50%;
  color: var(--cream);
  background: rgba(12, 17, 21, 0.84);
  box-shadow:
    0 12px 32px rgba(0, 0, 0, 0.42),
    0 0 24px rgba(144, 180, 200, 0.12);
  backdrop-filter: blur(12px);
  cursor: pointer;
  transition:
    color 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
  animation: reveal-up 760ms 760ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.sound-toggle:hover,
.sound-toggle:focus-visible {
  border-color: rgba(240, 228, 216, 0.82);
  color: #fff7ed;
  background: rgba(23, 33, 41, 0.94);
  box-shadow:
    0 14px 36px rgba(0, 0, 0, 0.46),
    0 0 30px rgba(144, 180, 200, 0.22);
  transform: translateY(-2px);
}

.sound-toggle svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.55;
}

.sound-toggle__off {
  display: none;
}

.sound-toggle.is-muted {
  color: rgba(155, 165, 173, 0.78);
  border-color: rgba(155, 165, 173, 0.3);
}

.sound-toggle.is-muted .sound-toggle__on {
  display: none;
}

.sound-toggle.is-muted .sound-toggle__off {
  display: block;
}

@keyframes aurora-drift {
  0% {
    opacity: 0.38;
    transform: translate3d(-3%, -2%, 0) scale(0.94);
  }

  50% {
    opacity: 0.64;
  }

  100% {
    opacity: 0.46;
    transform: translate3d(4%, 5%, 0) scale(1.08);
  }
}

@keyframes particles-drift-far {
  from {
    transform: translate3d(-2%, 5%, 0) rotate(0.001deg);
  }

  to {
    transform: translate3d(4%, -8%, 0) rotate(1.5deg);
  }
}

@keyframes particles-drift-near {
  from {
    transform: translate3d(3%, 8%, 0) rotate(0.001deg);
  }

  to {
    transform: translate3d(-5%, -10%, 0) rotate(-2deg);
  }
}

@keyframes particles-pulse {
  from {
    opacity: 0.28;
  }

  to {
    opacity: 0.62;
  }
}

@keyframes logo-enter {
  from {
    opacity: 0;
    filter: blur(7px);
    transform: translateY(24px) scale(0.86);
  }

  to {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0) scale(1);
  }
}

@keyframes logo-glow {
  0%,
  100% {
    opacity: 0.46;
    transform: scale(0.88);
  }

  50% {
    opacity: 0.78;
    transform: scale(1.14);
  }
}

@keyframes reveal-down {
  from {
    opacity: 0;
    transform: translateY(-18px) scale(0.985);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes reveal-up {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes reveal-scale {
  from {
    opacity: 0;
    filter: blur(5px);
    transform: translateY(22px) scale(0.965);
  }

  to {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0) scale(1);
  }
}

@keyframes reveal-panel {
  from {
    opacity: 0;
    filter: blur(4px);
    transform: translateX(24px) scale(0.97);
  }

  to {
    opacity: 1;
    filter: blur(0);
    transform: translateX(0) scale(1);
  }
}

@keyframes reveal-step {
  from {
    opacity: 0;
    transform: translateY(13px) scale(0.99);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes menu-enter {
  from {
    opacity: 0;
    transform: translateY(-7px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 1040px) {
  .page-shell {
    width: min(100% - 48px, 820px);
  }

  .connection {
    padding-top: 50px;
    gap: 46px;
  }

  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .step:nth-child(3) {
    border-left: 0;
  }

  .step:nth-child(n + 3) {
    border-top: 1px solid rgba(144, 180, 200, 0.12);
  }
}

@media (max-width: 640px) {
  body {
    background-attachment: scroll;
  }

  .page-shell {
    width: calc(100% - 32px);
  }

  .page-shell::before,
  .page-shell::after {
    display: none;
  }

  .site-header {
    min-height: 76px;
  }

  .site-header::after {
    top: 75px;
    width: 62px;
  }

  .brand {
    gap: 9px;
  }

  .brand img {
    width: 43px;
    height: 43px;
  }

  .brand__name {
    font-size: 13px;
  }

  .site-link {
    width: 42px;
    padding: 0;
    justify-content: center;
  }

  .site-link > span {
    display: none;
  }

  .site-link svg {
    width: 18px;
    height: 18px;
  }

  .header-actions {
    gap: 8px;
  }

  .language-switcher__trigger {
    min-width: 112px;
    padding: 0 10px;
    font-size: 10px;
  }

  .connection {
    padding: 42px 0 34px;
    gap: 38px;
  }

  .hero-logo-frame {
    width: clamp(176px, 52vw, 218px);
    margin-bottom: 14px;
  }

  h1 {
    margin-bottom: 18px;
    font-size: clamp(29px, 9.5vw, 42px);
  }

  .intro__lead {
    margin-bottom: 27px;
    font-size: 14px;
    line-height: 1.65;
  }

  .address-card {
    padding: 17px 15px 14px;
  }

  .address-card__status {
    display: none;
  }

  .address-card__control {
    grid-template-columns: 1fr;
    gap: 9px;
  }

  .address-card code {
    min-height: 52px;
    justify-content: center;
    font-size: 15px;
  }

  .copy-button {
    width: 100%;
    min-height: 52px;
  }

  .guide {
    padding: 24px 18px;
  }

  .guide__heading {
    gap: 13px;
  }

  .step {
    padding: 18px 0;
    grid-template-columns: 30px minmax(0, 1fr);
    gap: 10px;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .step + .step,
  .step:nth-child(3) {
    border-left: 0;
    border-top: 1px solid rgba(144, 180, 200, 0.12);
  }

  .site-footer {
    min-height: 58px;
    font-size: 8px;
    letter-spacing: 0.12em;
  }

  .sound-toggle {
    right: 14px;
    bottom: 14px;
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 420px) {
  .brand__name {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-delay: 0ms !important;
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}