:root {
  --bg: #0b0714;
  --fg: #fff;
  --accent: #ffd400;
  --muted: #bdbdbd;
  --line: #fff;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  background: var(--bg);
  color: var(--fg);
  overflow-x: hidden;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.2;
  background-color: var(--bg);
  background-image:
    radial-gradient(circle at 18% 20%, rgba(132, 78, 214, 0.28), transparent 48%),
    radial-gradient(circle at 80% 78%, rgba(96, 44, 170, 0.24), transparent 46%),
    linear-gradient(135deg, #090512 0%, #110a24 52%, #07040e 100%);
  background-attachment: fixed;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.62;
  mix-blend-mode: overlay;
  filter: contrast(180%);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220' viewBox='0 0 220 220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.95' numOctaves='2' seed='13'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  background-size: 560px 560px;
}

body > * {
  position: relative;
  z-index: 1;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  border-bottom: 3px solid var(--line);
  padding: 16px 16px;
  text-transform: uppercase;
}

.brand-block {
  display: flex;
  flex-direction: column;
}

.brand {
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 2.5rem;
  letter-spacing: 1px;
}

.tag {
  font-size: 0.78rem;
  max-width: 280px;
  text-align: right;
  color: var(--muted);
}

.header-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.lang-switch {
  display: inline-flex;
}

.lang-link {
  display: inline-block;
  min-width: 42px;
  text-align: center;
  text-decoration: none;
  color: var(--fg);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  letter-spacing: 1px;
  padding: 6px 8px;
  border-right: 3px solid var(--line);
}

.lang-link:last-child {
  border-right: 0;
}

.lang-link:hover {
  background: var(--accent);
  color: #000;
}

.lang-link.active {
  background: var(--accent);
  color: #000;
}

main {
  display: block;
}

.section-block {
  border-bottom: 3px solid var(--line);
  padding: 24px 16px;
}

.eyebrow {
  font-size: 0.78rem;
  margin-bottom: 12px;
  text-transform: uppercase;
  color: var(--muted);
}

.brand-block .eyebrow {
  margin-bottom: 0;
  line-height: 1;
}

.hero h1 {
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: clamp(3rem, 14vw, 10rem);
  line-height: 0.86;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

html[lang="ru"] .hero h1 {
  font-size: clamp(2.2rem, 9.5vw, 7.2rem);
  letter-spacing: 1px;
}

.dot {
  color: var(--fg);
}

.accent {
  color: var(--accent);
}

.hero-cta {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.subhead {
  margin-top: 14px;
  margin-bottom: 8px;
  max-width: 620px;
  padding-left: 12px;
  border-left: 3px solid var(--fg);
  font-size: clamp(0.95rem, 1.5vw, 1.15rem);
  line-height: 1.32;
  color: var(--fg);
}

[dir="rtl"] .subhead {
  border-left: 0;
  border-right: 3px solid var(--fg);
  padding-left: 0;
  padding-right: 12px;
}

.hero + .section-block {
  padding-top: 34px;
}

.btn {
  display: inline-block;
  border: 3px solid var(--line);
  color: var(--fg);
  text-decoration: none;
  text-transform: uppercase;
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  letter-spacing: 1px;
  padding: 10px 14px;
}

.btn:hover {
  background: var(--fg);
  color: var(--bg);
}

.btn-accent {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-accent:hover {
  background: var(--accent);
  color: #000;
}

.grid-two {
  display: grid;
  grid-template-columns: 1fr;
}

.panel {
  border: 3px solid var(--line);
  padding: 14px;
  margin-bottom: 12px;
}

.panel:last-child {
  margin-bottom: 0;
}

.solution-stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.solution-item {
  border: 3px solid var(--line);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: clamp(1.35rem, 4vw, 2.4rem);
  line-height: 0.95;
  padding: 10px 12px;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  transition: border-color 0.2s ease;
}

.pain-text {
  display: inline-block;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.4px;
  text-transform: none;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-6px);
  white-space: normal;
  overflow-wrap: anywhere;
  min-width: 0;
  flex: 1 1 220px;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.solution-item:hover,
.solution-item:focus-within {
  border-color: var(--accent);
  color: var(--accent);
}

.solution-item:hover .pain-text,
.solution-item:focus-within .pain-text {
  opacity: 1;
  transform: translateX(0);
}

h2 {
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  text-transform: uppercase;
  font-size: clamp(1.7rem, 5vw, 3.2rem);
  line-height: 0.95;
  margin-bottom: 14px;
  letter-spacing: 1px;
}

ul,
ol {
  padding-left: 16px;
}

li {
  margin-bottom: 6px;
  font-size: 1.02rem;
}

.metrics .metric-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 10px;
}

.metric {
  border: 3px solid var(--line);
  padding: 12px;
}

.value {
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: clamp(2rem, 10vw, 5rem);
  line-height: 0.9;
}

.label {
  font-size: 0.76rem;
  margin-top: 6px;
  text-transform: uppercase;
  color: var(--muted);
}

.process ol li strong {
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  text-transform: uppercase;
}

.contact p {
  max-width: 700px;
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.btn-invert {
  background: var(--fg);
  color: var(--bg);
}

.btn-invert:hover {
  background: var(--bg);
  color: var(--fg);
}

.footer {
  padding: 10px 16px 18px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
}

[dir="rtl"] .topbar {
  flex-direction: row-reverse;
}

[dir="rtl"] .header-side {
  align-items: flex-start;
}

[dir="rtl"] .tag {
  text-align: left;
}

[dir="rtl"] ul,
[dir="rtl"] ol {
  padding-right: 16px;
  padding-left: 0;
}

[dir="rtl"] .solution-item {
  flex-direction: row-reverse;
}

[dir="rtl"] .pain-text {
  transform: translateX(6px);
}

@media (min-width: 900px) {
  .section-block {
    padding: 30px 20px;
  }

  .grid-two {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .panel {
    margin-bottom: 0;
  }

  .metrics .metric-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 700px) {
  .topbar {
    position: relative;
    min-height: 156px;
    align-items: flex-start;
    padding-right: 66px;
  }

  .header-side {
    width: auto;
    align-items: flex-start;
  }

  .tag {
    position: absolute;
    right: 8px;
    top: 50%;
    bottom: auto;
    max-width: none;
    text-align: left;
    font-size: 0.62rem;
    line-height: 1;
    letter-spacing: 0.15px;
    white-space: nowrap;
    writing-mode: vertical-rl;
    transform: translateY(-50%) rotate(180deg);
  }

  .lang-switch {
    position: absolute;
    top: 10px;
    right: 66px;
    flex-wrap: nowrap;
    z-index: 2;
  }

  [dir="rtl"] .topbar {
    flex-direction: row;
  }

  [dir="rtl"] .lang-switch {
    right: auto;
    left: 16px;
  }
}