:root {
  --ink: #111722;
  --ink-soft: #344052;
  --muted: #667085;
  --paper: #ffffff;
  --paper-soft: #f5f6f8;
  --line: #dfe3e8;
  --navy: #07111f;
  --navy-2: #0d1d32;
  --wehrtens-blue: #163e73;
  --accent: #b99c63;
  --accent-soft: #efe7d6;
  --shadow: 0 22px 70px rgba(12, 22, 38, 0.12);
  --footer-text: #eef1f6;
  --footer-muted: #bac4d3;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

button,
input,
textarea {
  font: inherit;
}

.container {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--line);
  transform: translateY(-140%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(17, 23, 34, 0.08);
}

.site-header.is-scrolled {
  box-shadow: 0 12px 40px rgba(12, 22, 38, 0.08);
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand-mark {
  display: grid;
  gap: 0;
  color: var(--ink);
}

.brand-title {
  font-size: 1.04rem;
  font-weight: 700;
  letter-spacing: 0;
}

.brand-subtitle {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0;
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav a {
  color: var(--ink-soft);
  font-size: 0.95rem;
  font-weight: 500;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 6px;
  cursor: pointer;
}

.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  content: "";
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle span::before {
  transform: translateY(-6px);
}

.menu-toggle span::after {
  transform: translateY(4px);
}

.nav-open .menu-toggle span {
  transform: rotate(45deg);
}

.nav-open .menu-toggle span::before {
  opacity: 0;
}

.nav-open .menu-toggle span::after {
  transform: translateY(-2px) rotate(-90deg);
}

.btn {
  position: relative;
  isolation: isolate;
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 650;
  line-height: 1;
  overflow: hidden;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
}

.btn-primary {
  color: #fff;
  background: var(--wehrtens-blue);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #1d4f92;
}

.btn-secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.76);
  border-color: rgba(255, 255, 255, 0.42);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background: #fff;
}

.btn::after {
  position: absolute;
  top: -48%;
  bottom: -48%;
  left: -68%;
  z-index: 2;
  width: 44%;
  pointer-events: none;
  opacity: 0;
  transform: skewX(-22deg) translateX(0);
  background: linear-gradient(90deg, transparent 0%, rgba(185, 205, 232, 0.48) 44%, rgba(255, 255, 255, 0.92) 50%, rgba(29, 79, 146, 0.5) 60%, transparent 100%);
  filter: drop-shadow(0 0 12px rgba(86, 151, 255, 0.45));
  mix-blend-mode: screen;
  content: "";
}

.btn:hover::after,
.btn:focus-visible::after {
  animation: energySweep 980ms cubic-bezier(.2,.7,.2,1) forwards;
}

.domain-sale {
  background:
    linear-gradient(180deg, #fbfaf7 0%, #ffffff 46%, #f7f3eb 100%);
}

.domain-sale .site-header {
  background: rgba(251, 250, 247, 0.88);
  border-bottom-color: rgba(42, 50, 63, 0.09);
}

.domain-sale-hero {
  position: relative;
  color: var(--ink);
  background:
    radial-gradient(circle at 82% 22%, rgba(185, 156, 99, 0.12), transparent 24%),
    linear-gradient(180deg, #fbfaf7 0%, #f6f0e6 100%);
  overflow: hidden;
}

.domain-sale-hero::before {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(17, 23, 34, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, rgba(17, 23, 34, 0.04) 1px, transparent 1px);
  background-size: 92px 92px;
  mask-image: linear-gradient(90deg, transparent, #000 16%, #000 70%, transparent);
  opacity: 0.18;
  content: "";
}

.domain-sale-hero::after {
  position: absolute;
  right: min(8vw, 100px);
  top: 104px;
  width: min(38vw, 480px);
  height: 360px;
  border: 1px solid rgba(185, 156, 99, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(90deg, transparent 49%, rgba(22, 62, 115, 0.07) 50%, transparent 51%),
    linear-gradient(180deg, transparent 54%, rgba(22, 62, 115, 0.06) 55%, transparent 56%);
  background-size: 82px 82px;
  opacity: 0.24;
  content: "";
}

.domain-sale-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: min(700px, calc(100vh - 72px));
  grid-template-columns: minmax(0, 720px) minmax(300px, 0.82fr);
  gap: 70px;
  align-items: center;
  padding: 104px 0 98px;
}

.domain-sale-copy {
  max-width: 780px;
}

.domain-sale .eyebrow {
  color: var(--wehrtens-blue);
}

.domain-sale h1 {
  max-width: none;
  color: var(--ink);
  font-size: clamp(3rem, 6.8vw, 6.05rem);
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.domain-sale-subheadline {
  margin-bottom: 14px;
  color: #263248;
  font-size: clamp(1.28rem, 2.2vw, 1.7rem);
  font-weight: 680;
  letter-spacing: 0;
  line-height: 1.34;
}

.domain-sale-description {
  max-width: 650px;
  margin-bottom: 34px;
  color: #5e6673;
  font-size: clamp(1.05rem, 1.8vw, 1.24rem);
  line-height: 1.78;
}

.domain-sale-note {
  max-width: 620px;
  margin: 18px 0 0;
  color: #73706a;
  font-size: 0.92rem;
  line-height: 1.7;
}

.domain-sale .btn-secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.68);
  border-color: rgba(17, 23, 34, 0.14);
}

.domain-sale .btn-secondary:hover,
.domain-sale .btn-secondary:focus-visible {
  color: var(--ink);
  background: #fff;
  border-color: rgba(22, 62, 115, 0.22);
}

.domain-card {
  position: relative;
  align-self: center;
  padding: 32px;
  border: 1px solid rgba(185, 156, 99, 0.2);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 54px rgba(30, 36, 46, 0.075);
}

.domain-card::before {
  display: block;
  width: 38px;
  height: 2px;
  margin-bottom: 22px;
  background: var(--accent);
  content: "";
}

.domain-card-label {
  display: block;
  margin-bottom: 12px;
  color: var(--wehrtens-blue);
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0;
  text-transform: uppercase;
}

.domain-facts {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
}

.domain-facts div {
  display: grid;
  grid-template-columns: minmax(96px, 0.38fr) minmax(0, 1fr);
  gap: 18px;
  padding: 14px 0;
  border-top: 1px solid rgba(185, 156, 99, 0.16);
}

.domain-facts div:first-child {
  border-top: 0;
  padding-top: 0;
}

.domain-facts dt,
.domain-facts dd {
  margin: 0;
}

.domain-facts dt {
  color: var(--muted);
  font-size: 0.82rem;
}

.domain-facts dd {
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 650;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.domain-sale .section-muted {
  background: #f7f3eb;
}

.domain-sale .section {
  padding: 94px 0;
}

.domain-sale .section-head {
  max-width: 720px;
  margin-bottom: 40px;
}

.domain-sale .card {
  border-color: rgba(185, 156, 99, 0.2);
  box-shadow: 0 14px 42px rgba(42, 50, 63, 0.055);
}

.benefit-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.benefit-card {
  min-height: auto;
  padding: 24px;
}

.domain-sale .card-number {
  width: 28px;
  height: 28px;
  margin-bottom: 20px;
  font-size: 0.72rem;
  background: #f7f0df;
  border-color: rgba(185, 156, 99, 0.25);
}

.target-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.target-item {
  padding: 24px;
  color: var(--ink);
  background: #fff;
  border: 1px solid rgba(185, 156, 99, 0.18);
  border-radius: 8px;
  box-shadow: 0 14px 38px rgba(42, 50, 63, 0.045);
}

.target-item h3 {
  margin-bottom: 8px;
  font-size: 1.04rem;
}

.target-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.72;
}

.domain-context {
  display: grid;
  grid-template-columns: minmax(250px, 0.78fr) minmax(0, 1.22fr);
  gap: 58px;
  align-items: start;
  padding: 46px;
  border: 1px solid rgba(185, 156, 99, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.74);
  box-shadow: 0 16px 48px rgba(42, 50, 63, 0.05);
}

.domain-sale-small {
  margin-top: 20px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.72;
}

.domain-sale #kontakt {
  background: #f7f1e7;
  padding: 78px 0;
}

.domain-sale #kontakt .contact-wrap {
  align-items: center;
}

.domain-sale #kontakt .contact-copy {
  max-width: 500px;
}

.domain-sale .contact-form {
  border-color: rgba(185, 156, 99, 0.18);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 20px 58px rgba(42, 50, 63, 0.075);
}

.domain-use-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.domain-use-item {
  border-color: rgba(185, 156, 99, 0.2);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 14px 38px rgba(42, 50, 63, 0.045);
}

.hero {
  position: relative;
  min-height: min(760px, calc(100vh - 72px));
  color: #fff;
  background: var(--navy);
  overflow: hidden;
}

.hero::before {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 17, 31, 0.95) 0%, rgba(7, 17, 31, 0.78) 45%, rgba(7, 17, 31, 0.28) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(0, 0, 0, 0.08));
  content: "";
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.86;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: min(760px, calc(100vh - 72px));
  grid-template-columns: minmax(0, 760px) minmax(260px, 1fr);
  gap: 46px;
  align-items: center;
  padding: 78px 0 72px;
}

.hero-copy {
  max-width: 790px;
}

.eyebrow {
  margin: 0 0 18px;
  color: color-mix(in srgb, var(--accent-soft) 70%, #fff 30%);
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 850px;
  margin-bottom: 24px;
  font-size: clamp(2.62rem, 6.2vw, 5.6rem);
  font-weight: 720;
  letter-spacing: 0;
  line-height: 1.04;
}

.hero-subline {
  max-width: 650px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1.05rem, 2vw, 1.26rem);
  line-height: 1.76;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-side {
  display: grid;
  gap: 14px;
  align-self: end;
}

.signal-box {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  box-shadow: 0 20px 70px rgba(0, 0, 0, 0.24);
}

.signal-label {
  margin-bottom: 10px;
  color: var(--accent-soft);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0;
  text-transform: uppercase;
}

.signal-box p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.72;
}

.section {
  padding: 82px 0;
}

.section-muted {
  background: var(--paper-soft);
}

.section-line {
  border-top: 1px solid var(--line);
}

.section-head {
  display: grid;
  max-width: 780px;
  gap: 12px;
  margin-bottom: 34px;
}

.section-kicker {
  color: var(--wehrtens-blue);
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0;
  text-transform: uppercase;
}

h2 {
  margin-bottom: 0;
  color: var(--ink);
  font-size: clamp(1.78rem, 3.7vw, 3rem);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.14;
}

.section-head p,
.lead {
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.82;
}

.trust-grid,
.usage-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card,
.usage-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 45px rgba(12, 22, 38, 0.06);
}

.card {
  padding: 26px;
}

.card-number {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--ink);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 34%, #fff 66%);
  border-radius: 50%;
  font-size: 0.86rem;
  font-weight: 800;
}

h3 {
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0;
}

.card p,
.usage-item p,
.split-copy p,
.profile-list li,
.legal-content p,
.legal-content li {
  color: var(--muted);
  line-height: 1.82;
}

.split {
  display: grid;
  grid-template-columns: minmax(230px, 0.72fr) minmax(0, 1.28fr);
  gap: 48px;
  align-items: start;
}

.split-copy {
  display: grid;
  gap: 18px;
  max-width: 760px;
}

.context-label {
  color: var(--wehrtens-blue);
  font-size: 0.82rem;
  font-weight: 760;
  letter-spacing: 0;
  text-transform: uppercase;
}

.profile-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(260px, 1fr);
  gap: 34px;
  align-items: start;
}

.profile-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.profile-list li {
  position: relative;
  padding: 16px 18px 16px 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.profile-list li::before {
  position: absolute;
  left: 17px;
  top: 24px;
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
  content: "";
}

.usage-item {
  padding: 22px;
}

.usage-item span {
  display: block;
  color: var(--wehrtens-blue);
  font-size: 0.78rem;
  font-weight: 780;
  letter-spacing: 0;
  text-transform: uppercase;
}

.usage-item p {
  margin: 8px 0 0;
}

.contact-wrap {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(300px, 1fr);
  gap: 44px;
  align-items: start;
}

.contact-copy p {
  color: var(--muted);
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.field {
  display: grid;
  gap: 8px;
}

.hp-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.field label {
  color: var(--ink-soft);
  font-size: 0.92rem;
  font-weight: 680;
}

.field label span {
  color: var(--muted);
  font-weight: 520;
}

.field input,
.field textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 13px;
  color: var(--ink);
  background: #fbfcfd;
  border: 1px solid #cfd6df;
  border-radius: 4px;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.field textarea {
  min-height: 136px;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  background: #fff;
  border-color: var(--wehrtens-blue);
  box-shadow: 0 0 0 4px rgba(22, 62, 115, 0.12);
}

.form-note,
.form-status {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.7;
}

.form-status {
  min-height: 1.4em;
}

.contact-form .btn:disabled {
  cursor: wait;
  opacity: 0.68;
  transform: none;
}

.legal-hero {
  padding: 78px 0 44px;
  color: #fff;
  background: var(--navy);
}

.legal-hero .eyebrow {
  margin-bottom: 14px;
}

.legal-hero h1 {
  margin-bottom: 18px;
  font-size: clamp(2.4rem, 5vw, 4.4rem);
}

.legal-hero p {
  max-width: 760px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.06rem;
}

.legal-content {
  display: grid;
  gap: 34px;
  max-width: 900px;
}

.legal-content section {
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.legal-content h2 {
  margin-bottom: 14px;
  font-size: clamp(1.24rem, 2vw, 1.55rem);
  letter-spacing: 0;
}

.legal-content p {
  margin-bottom: 0;
}

.legal-content p + p,
.legal-content ul + p {
  margin-top: 14px;
}

.legal-content a {
  color: var(--wehrtens-blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.legal-logo-card {
  display: inline-grid;
  gap: 12px;
  justify-items: start;
  margin-bottom: 34px;
}

.legal-logo-card img {
  width: 112px;
  opacity: 0.82;
}

.site-footer {
  color: var(--footer-text);
  background:
    radial-gradient(circle at 84% 18%, rgba(22, 62, 115, 0.14), transparent 22%),
    linear-gradient(180deg, #05070b 0%, #04060a 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 30px 0 34px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.05fr 1.24fr 0.72fr;
  gap: 28px;
  align-items: start;
}

.footer-brand-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.wehrtens-logo-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.footer-logo {
  width: 176px;
  height: auto;
  margin-bottom: 12px;
  opacity: 1;
  filter: drop-shadow(0 18px 48px rgba(22, 62, 115, 0.34));
}

.footer-brand-block p,
.footer-legal-block p,
.footer-links-block a {
  color: var(--footer-muted);
  font-size: 0.86rem;
  line-height: 1.76;
}

.footer-brand-block p {
  margin: 0;
}

.footer-project {
  color: #f4f7fb !important;
  font-weight: 650;
}

.footer-service {
  max-width: 330px;
  margin-top: 7px !important;
  color: #d7deeb !important;
}

.footer-disclaimer {
  max-width: 330px;
  margin-top: 14px !important;
  color: #c8d1df !important;
}

.footer-legal-block h2 {
  margin-bottom: 16px;
  color: var(--footer-text);
  font-size: 1.18rem;
  font-weight: 620;
  letter-spacing: 0;
  opacity: 0.76;
}

.footer-legal-block p {
  margin-bottom: 0;
}

.footer-legal-block p + p {
  margin-top: 12px;
}

.footer-legal-block a,
.footer-links-block a {
  color: var(--footer-muted);
}

.footer-links-block {
  display: grid;
  gap: 9px;
}

.footer-links-block a:hover,
.footer-links-block a:focus-visible,
.footer-legal-block a:hover,
.footer-legal-block a:focus-visible {
  color: var(--footer-text);
}

.reveal-section {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 620ms ease, transform 620ms cubic-bezier(.2,.7,.2,1);
}

.reveal-section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes energySweep {
  0% {
    opacity: 0;
    transform: skewX(-22deg) translateX(0);
  }
  12% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: skewX(-22deg) translateX(430%);
  }
}

@media (max-width: 1040px) {
  .header-inner {
    gap: 14px;
  }

  .nav {
    gap: 16px;
  }

  .hero-inner,
  .domain-sale-hero-inner,
  .profile-panel,
  .contact-wrap,
  .domain-context {
    grid-template-columns: 1fr;
  }

  .domain-sale-hero::after {
    display: none;
  }

  .benefit-grid,
  .target-grid,
  .domain-use-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-side {
    max-width: 520px;
    align-self: start;
  }

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

  .footer-brand-block {
    align-items: flex-start;
    text-align: left;
  }
}

@media (max-width: 860px) {
  .header-inner {
    min-height: 68px;
  }

  .menu-toggle {
    display: grid;
  }

  .nav {
    position: fixed;
    inset: 68px 0 auto 0;
    display: none;
    grid-template-columns: 1fr;
    gap: 0;
    padding: 10px 16px 18px;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 24px 60px rgba(12, 22, 38, 0.16);
  }

  .nav a {
    padding: 14px 0;
    border-bottom: 1px solid rgba(17, 23, 34, 0.08);
  }

  .nav-open .nav {
    display: grid;
  }

  .header-actions .btn {
    display: none;
  }

  .hero,
  .hero-inner,
  .domain-sale-hero-inner {
    min-height: auto;
  }

  .hero-inner,
  .domain-sale-hero-inner {
    padding: 62px 0 58px;
  }

  .trust-grid,
  .usage-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .benefit-grid,
  .target-grid,
  .domain-use-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 64px 0;
  }
}

@media (max-width: 620px) {
  .container {
    width: min(100% - 28px, 1160px);
  }

  .brand-title {
    font-size: 0.98rem;
  }

  .brand-subtitle {
    font-size: 0.7rem;
  }

  h1 {
    font-size: clamp(2.36rem, 13vw, 3.55rem);
    letter-spacing: 0;
  }

  .domain-sale h1 {
    font-size: clamp(2.48rem, 12vw, 3.72rem);
    letter-spacing: 0;
  }

  .hero-subline {
    font-size: 1rem;
  }

  .hero-actions,
  .contact-form .btn {
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .signal-box,
  .card,
  .usage-item,
  .contact-form,
  .domain-context {
    padding: 22px;
  }

  .section-head {
    margin-bottom: 26px;
  }

  .footer-logo {
    width: 148px;
  }

  .domain-facts div {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }

  .reveal-section {
    opacity: 1;
    transform: none;
  }
}