:root {
  --bg: #050608;
  --bg-elevated: #0b0d12;
  --bg-muted: #10131b;
  --bg-soft: #151823;
  --border-subtle: rgba(255, 255, 255, 0.05);
  --border-strong: rgba(255, 255, 255, 0.12);
  --text: #f5f5f7;
  --text-muted: #a0a3b0;
  --accent-gold: #d0a85b;
  --accent-gold-soft: rgba(208, 168, 91, 0.18);
  --accent-silver: #c4ccd6;
  --accent-focus: #6bb4ff;
  --danger: #ff4b4b;

  --radius-xs: 8px;
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 28px;

  --shadow-soft: 0 24px 60px rgba(0, 0, 0, 0.85);

  --container-width: 1180px;
  --section-padding-y: 80px;

  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;

  --scroll-light: 0;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: radial-gradient(circle at top, #151822 0, #050608 45%, #020308 100%);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--text);
  background: transparent;
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

body.preloader-active {
  overflow: hidden;
}

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

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

button {
  font-family: inherit;
}

.shell {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: var(--section-padding-y) 0;
}

.section-muted {
  background: radial-gradient(circle at top left, #181b26 0, #050608 65%);
}

.section-cta {
  padding: calc(var(--section-padding-y) * 1.2) 0;
}

.section-split .section-grid,
.section .section-grid {
  display: grid;
  gap: 32px;
}

.section-heading {
  margin-bottom: 32px;
}

.section-kicker {
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent-silver);
  margin: 0 0 10px;
}

.section-title {
  margin: 0;
  font-weight: 600;
  font-size: 26px;
  letter-spacing: 0.02em;
}

.section-subtitle {
  margin: 12px 0 0;
  color: var(--text-muted);
  max-width: 520px;
  font-size: 14px;
  line-height: 1.6;
}

.section-text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
}

.section-text p {
  margin: 0 0 14px;
}

.section-aside {
  font-size: 13px;
  color: var(--text-muted);
}

.muted {
  color: var(--text-muted);
}

.divider-line {
  height: 1px;
  width: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.24),
    transparent
  );
  margin: 18px 0;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 6px 10px;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-silver);
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.04),
    rgba(255, 255, 255, 0.01)
  );
  backdrop-filter: blur(16px);
}

.bullet-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.bullet-list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.bullet-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--accent-gold),
    transparent
  );
}

/* Preloader */

.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(
    circle at center,
    #0b0d12 0%,
    #050608 50%,
    #020308 100%
  );
  opacity: 1;
  visibility: visible;
  transition: opacity 400ms ease-out, visibility 400ms ease-out;
}

.preloader.preloader-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.preloader-logo {
  width: 64px;
  height: 64px;
  border-radius: 999px;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: radial-gradient(
      circle at 20% 0%,
      rgba(255, 255, 255, 0.2),
      transparent 60%
    ),
    radial-gradient(circle at 80% 120%, #d0a85b40, transparent 65%),
    linear-gradient(145deg, #050608, #171b23);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.9);
  animation: preloader-pulse 1.2s ease-in-out infinite;
}

@keyframes preloader-pulse {
  0%,
  100% {
    transform: scale(1);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.9);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 20px 50px rgba(208, 168, 91, 0.3);
  }
}

.preloader-mark {
  color: var(--text);
  background: linear-gradient(135deg, #ffffff, #d0a85b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.preloader-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.preloader-name {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text);
}

.preloader-subtitle {
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent-silver);
}

.preloader-progress {
  width: 120px;
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.preloader-progress-bar {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-gold), var(--accent-silver));
  animation: preloader-progress 1s ease-out forwards;
}

@keyframes preloader-progress {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: radial-gradient(
      circle at top left,
      rgba(255, 255, 255, 0.04),
      transparent 55%
    ),
    rgba(5, 6, 8, 0.96);
  border-bottom: 1px solid var(--border-subtle);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
}

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

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: radial-gradient(
      circle at 20% 0%,
      rgba(255, 255, 255, 0.16),
      transparent 60%
    ),
    radial-gradient(circle at 80% 120%, #d0a85b26, transparent 65%),
    linear-gradient(145deg, #050608, #171b23);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.7);
}

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

.brand-title {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand-subtitle {
  font-size: 11px;
  color: var(--text-muted);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 32px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: radial-gradient(
      circle at 0 0,
      rgba(255, 255, 255, 0.18),
      transparent 60%
    ),
    rgba(5, 6, 8, 0.96);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: pointer;
}

.nav-toggle-line {
  width: 16px;
  height: 1px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  position: relative;
}

.nav-toggle-line + .nav-toggle-line {
  margin-left: 0;
}

.nav-toggle-line::before,
.nav-toggle-line::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  border-radius: inherit;
  background: inherit;
}

.nav-toggle-line::before {
  transform: translateY(-4px);
}

.nav-toggle-line::after {
  transform: translateY(4px);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 12px;
}

.nav-link {
  color: var(--text-muted);
  position: relative;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding-bottom: 4px;
  font-weight: 400;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--accent-gold), var(--accent-silver));
  transition: width 180ms ease-out;
}

.nav-link:hover::after,
.nav-link:focus-visible::after {
  width: 100%;
}

.nav-link--primary {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: radial-gradient(
      circle at 0 0,
      rgba(255, 255, 255, 0.16),
      transparent 55%
    ),
    rgba(12, 16, 24, 0.98);
}

.nav-link--primary::after {
  display: none;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 200ms ease, color 200ms ease, transform 200ms ease,
    box-shadow 200ms ease, border-color 200ms ease;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #ffffff, #d0a85b);
  color: #080809;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.75);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.9);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.22);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.04);
}

.btn-outline {
  background: rgba(5, 6, 8, 0.9);
  border-color: rgba(255, 255, 255, 0.24);
  color: var(--text);
}

.btn-outline:hover {
  background: rgba(21, 24, 34, 0.98);
}

.btn-large {
  padding: 14px 30px;
  font-size: 14px;
}

.btn-full {
  width: 100%;
}

.btn:focus-visible,
.nav-link:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent-focus);
  outline-offset: 2px;
}

/* Hero */

.hero {
  padding-top: 48px;
  padding-bottom: 72px;
}

.hero-shell {
  display: grid;
  gap: 40px;
}

.eyebrow {
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 11px;
  color: var(--accent-silver);
  margin: 0 0 12px;
}

.hero-title {
  margin: 0 0 12px;
  font-size: 32px;
  line-height: 1.05;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.hero-subtitle {
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--text-muted);
  max-width: 520px;
  line-height: 1.7;
}

.hero-note {
  margin: 0 0 22px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent-silver);
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.hero-tech-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: radial-gradient(
      circle at 0 0,
      rgba(255, 255, 255, 0.16),
      transparent 50%
    ),
    rgba(7, 9, 14, 0.96);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.tech-label {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-silver);
  flex-shrink: 0;
}

.tech-marquee {
  position: relative;
  overflow: hidden;
  flex: 1;
}

.tech-track {
  display: flex;
  gap: 28px;
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  animation: marquee 26s linear infinite;
}

.tech-track span {
  position: relative;
}

.tech-track span::after {
  content: "•";
  margin-left: 14px;
  color: rgba(255, 255, 255, 0.24);
}

@keyframes marquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-orbit {
  position: relative;
  width: min(360px, 80vw);
  aspect-ratio: 4 / 5;
  border-radius: 32px;
  background: radial-gradient(circle at 0 0, #ffffff0d 0, #0b0d12 58%, #020308);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.hero-gradient-ring {
  position: absolute;
  inset: 14%;
  border-radius: inherit;
  background: conic-gradient(
    from 180deg,
    rgba(255, 255, 255, 0.25),
    rgba(208, 168, 91, 0.32),
    rgba(122, 133, 149, 0.4),
    rgba(255, 255, 255, 0.2)
  );
  opacity: 0.35;
  filter: blur(22px);
}

.hero-photo-wrap {
  position: absolute;
  inset: 12%;
  border-radius: inherit;
  overflow: hidden;
}

.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  transform-origin: 40% 10%;
  transition: transform 5s ease-out;
}

.hero-photo-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(5, 6, 8, 0.25),
    rgba(5, 6, 8, 0.8)
  );
  mix-blend-mode: multiply;
}

.hero-stats {
  position: absolute;
  inset-inline: 16px;
  bottom: 16px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.hero-stat {
  padding: 10px 12px;
  border-radius: 999px;
  background: linear-gradient(
    135deg,
    rgba(0, 0, 0, 0.86),
    rgba(15, 18, 28, 0.98)
  );
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(12px);
}

.hero-stat-label {
  display: block;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-silver);
  margin-bottom: 4px;
}

.hero-stat-value {
  font-size: 12px;
  font-weight: 500;
}

/* Numbers */

.numbers-grid {
  display: grid;
  gap: 32px;
}

.numbers-main {
  font-size: 14px;
  color: var(--text-muted);
  max-width: 640px;
}

.numbers-main p {
  margin: 0 0 14px;
}

.numbers-cards {
  display: grid;
  gap: 16px;
}

.stats-card {
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 16px 18px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.02),
    rgba(0, 0, 0, 0.8)
  );
}

.stats-label {
  font-size: 11px;
  color: var(--accent-silver);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.stats-value {
  display: block;
  margin-top: 8px;
  font-size: 18px;
  font-weight: 500;
}

.stats-meta {
  margin-top: 4px;
  font-size: 12px;
  color: var(--text-muted);
}

/* Services */

.services-grid {
  display: grid;
  gap: 18px;
}

.service-card {
  position: relative;
  border-radius: var(--radius-md);
  padding: 18px 18px 20px;
  border: 1px solid var(--border-subtle);
  background: linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.02),
      rgba(17, 19, 27, 0.9)
    ),
    radial-gradient(circle at 0 0, var(--accent-gold-soft), transparent 55%);
  overflow: hidden;
  transition: border-color 180ms ease, transform 180ms ease,
    box-shadow 180ms ease;
}

/* static glow */
.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at top right,
    rgba(255, 255, 255, 0.1),
    transparent 55%
  );
  opacity: 0;
  transition: opacity 220ms ease;
}

.service-card:hover {
  border-color: rgba(255, 255, 255, 0.32);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.service-card:hover::before {
  opacity: 1;
}

/* Moving “sun ray” sheen, reused on multiple blocks */
.lux-sheen {
  position: relative;
  overflow: hidden;
}

.lux-sheen::after {
  content: "";
  pointer-events: none;
  position: absolute;
  inset: -40%;
  background: linear-gradient(
    115deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.35) 45%,
    rgba(255, 255, 255, 0) 100%
  );
  mix-blend-mode: screen;
  opacity: 0.08;
  transform: translate3d(
    calc((var(--scroll-light) - 0.5) * 60%),
    calc((var(--scroll-light) - 0.5) * -40%),
    0
  );
  transition: opacity 220ms ease;
}

.lux-sheen:hover::after {
  opacity: 0.16;
}

.service-title {
  position: relative;
  margin: 0 0 8px;
  font-size: 15px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.service-text {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
}

/* Process */

.process-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
  counter-reset: step;
}

.process-step {
  display: flex;
  gap: 16px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.02),
    rgba(10, 12, 17, 0.9)
  );
}

.process-index {
  font-size: 18px;
  min-width: 36px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-gold);
}

.process-body h3 {
  margin: 0 0 4px;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.process-body p {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
}

/* Pricing */

.pricing-grid {
  display: grid;
  gap: 18px;
}

.pricing-card {
  border-radius: 22px;
  border: 1px solid var(--border-subtle);
  padding: 20px 18px 18px;
  background: linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.02),
      rgba(9, 10, 14, 0.96)
    ),
    radial-gradient(circle at 0 0, rgba(255, 255, 255, 0.08), transparent 55%);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color 180ms ease, box-shadow 180ms ease,
    background 200ms ease;
}

.pricing-card--accent {
  border-color: rgba(208, 168, 91, 0.62);
  background: linear-gradient(
      135deg,
      rgba(208, 168, 91, 0.12),
      rgba(9, 10, 14, 0.96)
    ),
    radial-gradient(circle at 0 0, rgba(255, 255, 255, 0.1), transparent 55%);
  box-shadow: var(--shadow-soft);
}

.pricing-card:hover {
  border-color: rgba(208, 168, 91, 0.6);
  box-shadow: var(--shadow-soft);
}

/* Highlight card (desktop hover или активный на мобиле) */
.pricing-card--visible {
  border-color: rgba(208, 168, 91, 0.85);
  box-shadow: var(--shadow-soft);
  background: linear-gradient(
      135deg,
      rgba(208, 168, 91, 0.18),
      rgba(9, 10, 14, 0.98)
    ),
    radial-gradient(circle at 0 0, rgba(255, 255, 255, 0.14), transparent 60%);
}

.pricing-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding-bottom: 10px;
}

.pricing-title {
  margin: 0 0 4px;
  font-size: 14px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.pricing-price {
  margin: 0;
  font-size: 20px;
  font-weight: 500;
}

.pricing-price--muted {
  color: var(--accent-silver);
}

.pricing-meta {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--text-muted);
}

.pricing-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
}

.pricing-list li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 6px;
}

.pricing-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 1px;
  background: linear-gradient(
    90deg,
    var(--accent-gold),
    rgba(255, 255, 255, 0.4)
  );
}

.pricing-cta {
  margin-top: 4px;
}

.pricing-cta--active {
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.26),
    0 0 0 1px rgba(208, 168, 91, 0.6);
}

.pricing-cta--active.btn-outline {
  background: rgba(21, 24, 34, 0.98);
}

.pricing-note {
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
}

/* CTA */

.cta-inner {
  border-radius: 26px;
  padding: 24px 20px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: radial-gradient(
      circle at 0 0,
      rgba(255, 255, 255, 0.18),
      transparent 60%
    ),
    linear-gradient(135deg, #050608, #141721);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 20px;
  align-items: center;
}

.cta-title {
  margin: 0 0 8px;
  font-size: 22px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.cta-subtitle {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
}

.cta-subtitle + .cta-subtitle {
  margin-top: 8px;
}

.cta-actions {
  display: flex;
  justify-content: flex-start;
}

/* Contact */

.contact-grid {
  display: grid;
  gap: 26px;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  font-size: 14px;
}

.contact-list li {
  display: flex;
  flex-direction: column;
  margin-bottom: 10px;
}

.contact-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-silver);
  margin-bottom: 4px;
}

.contact-list a {
  color: var(--text);
}

.contact-list a:hover {
  text-decoration: underline;
}

.contact-form {
  border-radius: var(--radius-md);
  padding: 18px 18px 16px;
  border: 1px solid var(--border-subtle);
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.02),
    rgba(10, 12, 17, 0.96)
  );
}

.form-row {
  display: flex;
  flex-direction: column;
  margin-bottom: 12px;
}

.form-row label {
  margin-bottom: 4px;
  font-size: 12px;
  color: var(--accent-silver);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.form-row input,
.form-row textarea {
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(4, 6, 10, 0.92);
  color: var(--text);
  padding: 10px 12px;
  font-size: 13px;
}

.form-row textarea {
  border-radius: 14px;
  resize: vertical;
  min-height: 96px;
}

.form-row input::placeholder,
.form-row textarea::placeholder {
  color: rgba(160, 163, 176, 0.7);
}

.form-note {
  margin: 8px 0 0;
  font-size: 11px;
  color: var(--text-muted);
}

.form-message--error {
  color: var(--danger);
}

.form-message--success {
  color: var(--accent-gold);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--border-subtle);
  background: rgba(5, 6, 8, 0.98);
  padding: 18px 0 24px;
}

.footer-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 11px;
  color: var(--text-muted);
}

.footer-brand {
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.footer-meta {
  display: block;
  margin-top: 4px;
}

.footer-line {
  display: block;
  width: 120px;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.6),
    transparent
  );
}

.footer-copy {
  white-space: nowrap;
}

/* Mobile sticky CTA */

.mobile-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  padding: 10px 18px 16px;
  background: linear-gradient(
    180deg,
    transparent,
    rgba(5, 6, 8, 0.96)
  );
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-subtle);
}

.mobile-cta-button {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 12px 20px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  background: linear-gradient(135deg, #ffffff, #d0a85b);
  color: #050608;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.9);
}

@media (min-width: 768px) {
  .mobile-cta {
    display: none;
  }
}

/* Animations: scroll + motion */

[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 520ms ease, transform 520ms ease;
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-animate="fade-left"] {
  transform: translateX(26px);
}

[data-animate="fade-left"].is-visible {
  transform: translateX(0);
}

[data-animate="fade-in"] {
  transform: scale(0.98);
}

[data-animate="fade-in"].is-visible {
  transform: scale(1);
}

/* Responsive */

@media (min-width: 640px) {
  .hero-title {
    font-size: 38px;
  }

  .section-title {
    font-size: 28px;
  }

  .hero-shell {
    gap: 48px;
  }
}

@media (min-width: 768px) {
  :root {
    --section-padding-y: 100px;
  }

  .hero {
    padding-top: 64px;
    padding-bottom: 96px;
  }

  .hero-shell {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .numbers-grid {
    grid-template-columns: 1.3fr 1fr;
    align-items: start;
  }

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

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

  .contact-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.1fr);
    align-items: start;
  }

  .cta-inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.9fr);
    padding: 30px 26px;
  }

  .cta-actions {
    justify-content: flex-end;
  }

  .section-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
    align-items: start;
  }

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

@media (min-width: 1024px) {
  .hero-title {
    font-size: 44px;
  }

  .section-title {
    font-size: 30px;
  }

  .header-inner {
    padding: 16px 0;
  }

  .hero {
    padding-top: 64px;
    padding-bottom: 96px;
  }

  .hero-shell {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .hero-orbit {
    width: 380px;
  }
}

@media (max-width: 767px) {
  body {
    padding-bottom: 76px; /* space for sticky cta */
  }

  .header-inner {
    padding-block: 10px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: fixed;
    inset-inline: 16px;
    top: 60px;
    border-radius: 16px;
    padding: 12px 16px 14px;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    background: radial-gradient(
        circle at 0 0,
        rgba(255, 255, 255, 0.18),
        transparent 55%
      ),
      rgba(5, 6, 8, 0.98);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-soft);
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity 200ms ease, transform 200ms ease;
    z-index: 25;
  }

  body.nav-open .main-nav {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
}

/* Strong mobile layout override for hero (even when browser просит desktop‑версию) */
@media (max-device-width: 900px) {
  .hero {
    padding-top: 40px;
    padding-bottom: 70px;
  }

  .hero-shell {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 32px;
  }

  .hero-visual {
    order: -1;
    display: flex;
    justify-content: center;
  }

  .hero-orbit {
    width: min(320px, 88vw);
  }

  .hero-title {
    font-size: 26px;
  }

  .hero-subtitle {
    font-size: 13px;
  }

  .hero-tech-row {
    border-radius: 18px;
    flex-direction: column;
    align-items: flex-start;
  }

  .section-heading {
    margin-bottom: 24px;
  }
}