:root {
  --bg: #070a18;
  --bg-2: #0c1024;
  --panel: rgba(255, 255, 255, 0.075);
  --panel-strong: rgba(255, 255, 255, 0.12);
  --line: rgba(255, 255, 255, 0.16);
  --text: #f6f7fb;
  --muted: #b8c0d8;
  --soft: #8791b3;
  --accent: #9ff4d6;
  --accent-2: #b9a7ff;
  --accent-3: #ffd38a;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
  --radius: 8px;
  --max: 1120px;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 14% 10%, rgba(159, 244, 214, 0.18), transparent 28rem),
    radial-gradient(circle at 86% 16%, rgba(185, 167, 255, 0.18), transparent 30rem),
    linear-gradient(145deg, #050711 0%, var(--bg) 48%, #10091d 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, "Helvetica Neue", sans-serif;
  line-height: 1.65;
}

body::before {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent 70%);
}

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

p,
li {
  color: var(--muted);
}

p {
  margin: 0 0 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(7, 10, 24, 0.82);
  backdrop-filter: blur(18px);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 16px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(159, 244, 214, 0.22), rgba(185, 167, 255, 0.2));
  color: var(--accent);
  box-shadow: 0 12px 34px rgba(159, 244, 214, 0.12);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 10px;
  background: currentColor;
  content: "";
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  flex-wrap: wrap;
}

.nav-links a {
  padding: 9px 11px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.94rem;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.page {
  position: relative;
  z-index: 1;
}

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

.hero {
  padding: 86px 0 48px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.72fr);
  gap: 32px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  padding: 7px 10px;
  border: 1px solid rgba(159, 244, 214, 0.28);
  border-radius: 999px;
  color: var(--accent);
  background: rgba(159, 244, 214, 0.08);
  font-size: 0.86rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  max-width: 880px;
  font-size: clamp(2.8rem, 8vw, 6.8rem);
  line-height: 0.96;
}

.article-hero h1 {
  font-size: clamp(2.5rem, 7vw, 5.2rem);
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(1.75rem, 3.6vw, 2.6rem);
}

h3 {
  margin-bottom: 8px;
  font-size: 1.1rem;
}

.lead {
  max-width: 750px;
  margin-top: 22px;
  color: #d8def0;
  font-size: clamp(1.08rem, 2vw, 1.32rem);
}

.hero-actions,
.section-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
  font-weight: 800;
  line-height: 1.1;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
  border-color: rgba(159, 244, 214, 0.42);
  background: rgba(255, 255, 255, 0.12);
}

.button.primary {
  border-color: transparent;
  color: #061013;
  background: linear-gradient(135deg, var(--accent), #f1e7b0);
  box-shadow: 0 18px 46px rgba(159, 244, 214, 0.18);
}

.button.secondary {
  color: var(--text);
}

.button.small {
  min-height: 38px;
  padding: 9px 12px;
  font-size: 0.92rem;
}

.email-inline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-weight: 750;
  overflow-wrap: anywhere;
}

.showcase {
  position: relative;
  min-height: 360px;
  padding: 26px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.05)),
    radial-gradient(circle at 70% 22%, rgba(255, 211, 138, 0.22), transparent 14rem);
  box-shadow: var(--shadow);
}

.showcase::after {
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 230px;
  height: 230px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  content: "";
}

.domain-word {
  position: relative;
  z-index: 1;
  margin-top: 82px;
  font-size: clamp(2.2rem, 6vw, 4.4rem);
  font-weight: 900;
  line-height: 1;
}

.domain-note {
  position: relative;
  z-index: 1;
  max-width: 320px;
  margin-top: 18px;
  color: #dbe5f4;
  font-size: 1.08rem;
}

.metric-row {
  position: absolute;
  right: 22px;
  bottom: 22px;
  left: 22px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.metric {
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 8px;
  background: rgba(7, 10, 24, 0.52);
}

.metric strong {
  display: block;
  color: var(--text);
}

.metric span {
  color: var(--soft);
  font-size: 0.82rem;
}

.section {
  padding: 54px 0;
}

.section.alt {
  border-block: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.025);
}

.section-head {
  max-width: 820px;
  margin-bottom: 24px;
}

.section-head p {
  font-size: 1.05rem;
}

.grid {
  display: grid;
  gap: 16px;
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
}

.card.highlight {
  background: linear-gradient(145deg, rgba(159, 244, 214, 0.12), rgba(255, 255, 255, 0.06));
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.tag {
  display: inline-flex;
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  color: #dce2f5;
  background: rgba(255, 255, 255, 0.06);
  font-size: 0.92rem;
}

.article {
  max-width: 860px;
}

.article .card {
  margin: 20px 0;
}

.article ul {
  padding-left: 1.2rem;
}

.article li + li {
  margin-top: 0.45rem;
}

.notice {
  border-color: rgba(255, 211, 138, 0.34);
  background: rgba(255, 211, 138, 0.08);
}

.faq {
  display: grid;
  gap: 12px;
}

.faq details {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.faq summary {
  color: var(--text);
  font-weight: 800;
  cursor: pointer;
}

.faq details p {
  margin-top: 12px;
  margin-bottom: 0;
}

.cta-band {
  padding: 28px;
  border: 1px solid rgba(159, 244, 214, 0.25);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(159, 244, 214, 0.12), rgba(185, 167, 255, 0.1)),
    rgba(255, 255, 255, 0.05);
}

.cta-band p {
  max-width: 760px;
}

.related {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.related a {
  padding: 9px 11px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.045);
}

.related a:hover {
  color: var(--text);
  border-color: rgba(159, 244, 214, 0.36);
}

.lang-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.lang-switch a {
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.045);
  font-size: 0.9rem;
}

.lang-switch a:hover,
.lang-switch a[aria-current="true"] {
  color: var(--text);
  border-color: rgba(159, 244, 214, 0.36);
}

.keyword-table {
  display: grid;
  gap: 10px;
  margin: 18px 0;
}

.keyword-row {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
}

.keyword-row strong {
  color: var(--text);
}

.keyword-row span {
  color: var(--muted);
}

.email-template {
  padding: 18px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: #dde6f5;
  background: rgba(0, 0, 0, 0.24);
  white-space: pre-wrap;
}

.site-footer {
  margin-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.18);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 22px;
  padding: 34px 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.footer-links a {
  color: var(--soft);
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: var(--text);
}

.copy-status {
  min-height: 1.2em;
  margin-top: 8px;
  color: var(--accent);
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .hero-grid,
  .grid.three,
  .grid.two,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 58px;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-block;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 68px;
    right: 16px;
    left: 16px;
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(7, 10, 24, 0.96);
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    padding: 12px;
  }

  .metric-row {
    position: relative;
    right: auto;
    bottom: auto;
    left: auto;
    margin-top: 34px;
    grid-template-columns: 1fr;
  }

  .showcase {
    min-height: auto;
  }

  .domain-word {
    margin-top: 32px;
  }

  .hero-actions,
  .section-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .keyword-row {
    grid-template-columns: 1fr;
  }
}