:root {
  --bg: #0c1015;
  --bg-soft: #11161e;
  --surface: #171d26;
  --surface-soft: #1e2631;
  --text: #edf1f5;
  --muted: #b4bcc8;
  --primary: #d6b36f;
  --primary-strong: #c39d53;
  --accent: #8ca3c1;
  --warning: #f0c677;
  --border: rgba(216, 226, 240, 0.2);
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.42);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Assistant", "Segoe UI", sans-serif;
  background:
    radial-gradient(1100px 650px at 12% -14%, rgba(140, 163, 193, 0.11), transparent 60%),
    radial-gradient(900px 520px at 88% 5%, rgba(214, 179, 111, 0.08), transparent 58%),
    linear-gradient(146deg, #090c12 0%, #0e131a 42%, #0a0d13 100%);
  min-height: 100vh;
  line-height: 1.6;
}

html[lang="en"] body {
  font-family: "Manrope", "Segoe UI", sans-serif;
}

a {
  color: inherit;
}

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

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.container {
  width: min(1140px, calc(100% - 2.2rem));
  margin-inline: auto;
}

.section {
  padding: 5.4rem 0;
}

.section-soft {
  background: linear-gradient(130deg, rgba(22, 28, 38, 0.78), rgba(13, 17, 24, 0.92));
}

.eyebrow {
  display: inline-block;
  margin: 0 0 0.8rem;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.3rem, 5vw, 4.2rem);
}

h2 {
  font-size: clamp(1.6rem, 3.4vw, 2.5rem);
  margin-bottom: 1rem;
}

p {
  margin: 0 0 1rem;
}

ul {
  margin: 0;
  padding-inline-start: 1.15rem;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid rgba(210, 221, 235, 0.13);
  background: rgba(10, 13, 19, 0.86);
  backdrop-filter: blur(14px);
}

.header-inner {
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font-weight: 800;
}

.brand img {
  border-radius: 14px;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.brand-name {
  font-family: "Manrope", "Assistant", sans-serif;
  font-size: 1.2rem;
  letter-spacing: 0.08em;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-nav a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 600;
  transition: color 0.22s ease;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.64rem 1.15rem;
  text-decoration: none;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
  background: transparent;
  color: var(--text);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  border-color: transparent;
  background: linear-gradient(140deg, var(--primary), #e6c382);
  color: #19130a;
  box-shadow: 0 10px 24px rgba(205, 169, 98, 0.28);
}

.btn-primary:hover {
  background: linear-gradient(140deg, #e5c98f, #efcf96);
}

.btn-ghost {
  background: rgba(26, 33, 44, 0.72);
}

.skip-link {
  position: absolute;
  inset-inline-start: 0.7rem;
  top: -50px;
  background: #000;
  color: #fff;
  padding: 0.4rem 0.7rem;
  border-radius: 0.45rem;
  text-decoration: none;
  z-index: 100;
}

.skip-link:focus {
  top: 10px;
}

.hero {
  padding-top: 4.5rem;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2rem;
  align-items: center;
}

.hero-subtitle {
  margin: 0 0 1.2rem;
  color: var(--warning);
  font-size: clamp(1.3rem, 2.5vw, 2rem);
}

.hero-text {
  max-width: 62ch;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin: 1.5rem 0 1rem;
}

.hero-note {
  margin: 0;
  color: #c7ced9;
  font-size: 0.96rem;
}

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

.engine-scene {
  width: min(560px, 100%);
  min-height: 370px;
  position: relative;
  border: 1px solid rgba(202, 215, 234, 0.2);
  border-radius: 26px;
  background: linear-gradient(150deg, rgba(23, 31, 41, 0.95), rgba(12, 17, 24, 0.96));
  overflow: hidden;
  box-shadow: var(--shadow);
  isolation: isolate;
}

.scene-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(55% 50% at 72% 28%, rgba(141, 164, 192, 0.16), transparent 78%),
    radial-gradient(62% 65% at 22% 76%, rgba(214, 179, 111, 0.13), transparent 78%);
  z-index: -1;
}

.lane-streak {
  position: absolute;
  inset-inline-start: -40%;
  width: 120%;
  height: 2px;
  border-radius: 99px;
  background: linear-gradient(90deg, transparent, rgba(233, 242, 255, 0.36), transparent);
  filter: blur(1px);
  animation: laneFlow 2.7s linear infinite;
}

.lane-streak-1 {
  top: 38%;
}

.lane-streak-2 {
  top: 58%;
  animation-delay: 1.2s;
}

.road {
  position: absolute;
  inset-inline: 8%;
  bottom: 24%;
  height: 16px;
  border-radius: 99px;
  background: linear-gradient(90deg, rgba(211, 223, 240, 0.34), rgba(189, 205, 225, 0.06));
  filter: blur(0.5px);
}

.road::after {
  content: "";
  position: absolute;
  inset: -11px 10%;
  border-radius: 99px;
  border-top: 1px dashed rgba(226, 236, 247, 0.23);
}

.car-group {
  position: absolute;
  inset-inline: 13%;
  bottom: 31%;
  height: 168px;
  animation: carCruise 3.8s ease-in-out infinite;
}

.engine-halo {
  position: absolute;
  inset-inline-end: 48px;
  bottom: 34px;
  width: 128px;
  height: 62px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(243, 207, 132, 0.3), rgba(243, 207, 132, 0));
  filter: blur(1px);
  animation: haloPulse 2.2s ease-in-out infinite;
}

.car {
  position: absolute;
  inset-inline-end: 0;
  width: min(360px, 100%);
  height: 140px;
}

.car-body {
  position: absolute;
  bottom: 33px;
  inset-inline: 10px;
  height: 56px;
  border-radius: 26px 26px 18px 18px;
  background: linear-gradient(144deg, #d9e1eb 9%, #f4f8fc 44%, #b4beca 100%);
  border: 1px solid rgba(16, 29, 42, 0.28);
}

.car-roof {
  position: absolute;
  bottom: 76px;
  inset-inline-start: 60px;
  width: 190px;
  height: 42px;
  border-radius: 44px 44px 16px 16px;
  background: linear-gradient(145deg, #e7eef6, #bcc6d2);
  border: 1px solid rgba(21, 34, 47, 0.26);
}

.car-window {
  position: absolute;
  bottom: 83px;
  inset-inline-start: 78px;
  width: 154px;
  height: 26px;
  border-radius: 30px 30px 12px 12px;
  background: linear-gradient(130deg, #1d2d3f, #101b28);
  border: 1px solid rgba(169, 187, 210, 0.42);
}

.car-grill {
  position: absolute;
  bottom: 53px;
  inset-inline-start: 143px;
  width: 72px;
  height: 12px;
  border-radius: 10px;
  background: linear-gradient(100deg, #161f2a, #2a3749);
}

.headlight {
  position: absolute;
  bottom: 56px;
  width: 26px;
  height: 14px;
  border-radius: 999px;
  background: #ffd989;
  box-shadow: 0 0 18px rgba(255, 214, 142, 0.9);
}

.headlight-left {
  inset-inline-start: 26px;
}

.headlight-right {
  inset-inline-end: 26px;
}

.headlight-beam {
  position: absolute;
  bottom: 42px;
  width: 88px;
  height: 38px;
  background: linear-gradient(90deg, rgba(255, 224, 156, 0.28), rgba(255, 224, 156, 0));
  filter: blur(2px);
  transform-origin: center;
  animation: beamSweep 1.8s ease-in-out infinite;
}

.headlight-beam-left {
  inset-inline-start: -38px;
  transform: rotate(12deg);
}

.headlight-beam-right {
  inset-inline-end: -38px;
  transform: rotate(-12deg);
}

.wheel {
  position: absolute;
  bottom: 12px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: radial-gradient(circle at 45% 42%, #6a7480 0%, #222b36 45%, #0a0f16 100%);
  border: 1px solid rgba(174, 187, 203, 0.38);
}

.wheel span {
  position: absolute;
  inset: 9px;
  border: 2px solid rgba(209, 221, 235, 0.66);
  border-radius: 50%;
  animation: wheelSpin 0.78s linear infinite;
}

.wheel-left {
  inset-inline-start: 66px;
}

.wheel-right {
  inset-inline-end: 66px;
}

.tailpipe {
  position: absolute;
  bottom: 46px;
  inset-inline-start: 4px;
  width: 12px;
  height: 7px;
  border-radius: 8px;
  background: #4c5a6a;
}

.smoke {
  position: absolute;
  inset-inline-start: 0;
  bottom: 68px;
  width: 120px;
  height: 80px;
}

.puff {
  position: absolute;
  inset-inline-start: 8px;
  bottom: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, rgba(228, 236, 246, 0.46), rgba(130, 142, 160, 0.08));
  animation: smokeRise 2.3s infinite;
}

.puff-2 {
  animation-delay: 0.8s;
}

.puff-3 {
  animation-delay: 1.6s;
}

.engine-caption {
  position: absolute;
  inset-inline: 1rem;
  bottom: 1rem;
  margin: 0;
  font-size: clamp(1.05rem, 2.1vw, 1.6rem);
  text-align: center;
  letter-spacing: 0.03em;
  color: #edf2fa;
}

.section-intro {
  color: var(--muted);
  max-width: 70ch;
  margin-bottom: 1.8rem;
}

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

.feature-card {
  border: 1px solid rgba(191, 206, 226, 0.22);
  border-radius: var(--radius);
  padding: 1.2rem 1rem;
  background: linear-gradient(145deg, rgba(27, 35, 46, 0.84), rgba(19, 24, 33, 0.9));
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.feature-card h3 {
  margin-bottom: 0.6rem;
  font-size: 1.22rem;
}

.feature-card p {
  color: var(--muted);
  margin: 0;
}

.feature-index {
  display: inline-block;
  margin-bottom: 0.7rem;
  font-weight: 800;
  color: var(--warning);
  font-family: "Manrope", "Assistant", sans-serif;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1rem;
}

.about-panel {
  border: 1px solid rgba(196, 210, 230, 0.24);
  border-radius: var(--radius);
  padding: 1.1rem;
  background: rgba(20, 27, 37, 0.82);
}

.panel-label {
  margin: 0 0 0.7rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--warning);
  font-weight: 700;
}

.stealth {
  position: relative;
  background:
    radial-gradient(600px 400px at 80% 20%, rgba(140, 163, 193, 0.14), transparent 70%),
    linear-gradient(135deg, #0b0f16, #141b25 50%, #0b111a);
}

.stealth::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(206, 220, 238, 0.58), transparent);
}

.stealth-inner {
  max-width: 850px;
}

.stealth-list {
  margin-top: 1rem;
  display: grid;
  gap: 0.6rem;
}

.stealth-list li {
  padding: 0.55rem 0.8rem;
  border: 1px solid rgba(189, 204, 225, 0.2);
  border-radius: 12px;
  background: rgba(24, 32, 44, 0.66);
}

.form-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  align-items: start;
}

.waitlist-form {
  border: 1px solid rgba(192, 207, 228, 0.28);
  border-radius: var(--radius);
  padding: 1.1rem;
  background: linear-gradient(150deg, rgba(21, 29, 40, 0.87), rgba(13, 18, 25, 0.93));
}

.field {
  display: grid;
  gap: 0.38rem;
  margin-bottom: 0.92rem;
}

.field label {
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  border-radius: 12px;
  border: 1px solid rgba(188, 205, 228, 0.28);
  background: rgba(10, 14, 21, 0.94);
  color: var(--text);
  padding: 0.7rem 0.8rem;
  font: inherit;
}

input::placeholder {
  color: #8f9ba9;
}

.checkbox-field {
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 0.6rem;
}

.checkbox-field input {
  width: 1.05rem;
  height: 1.05rem;
  margin-top: 0.2rem;
}

.hp-field {
  display: none !important;
}

.btn-submit {
  width: 100%;
  margin-top: 0.2rem;
}

.form-note {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 0.8rem;
}

.form-message {
  min-height: 1.4em;
  margin: 0.6rem 0 0;
  font-weight: 700;
}

.form-message.ok {
  color: #88deb6;
}

.form-message.error {
  color: #ff9f9f;
}

.contact-card {
  text-align: center;
  max-width: 760px;
}

.contact-mail {
  font-size: clamp(1.1rem, 2vw, 1.6rem);
  font-weight: 800;
  text-decoration: none;
  color: var(--warning);
}

.site-footer {
  border-top: 1px solid rgba(196, 210, 230, 0.24);
  background: rgba(10, 13, 19, 0.92);
  padding: 1.3rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem;
  align-items: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.68rem;
  justify-content: center;
}

.footer-links a,
.footer-lang {
  color: var(--muted);
  font-weight: 600;
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  text-decoration: none;
}

.footer-note {
  justify-self: end;
  color: #9eaab8;
  font-size: 0.9rem;
  margin: 0;
}

.legal-main {
  padding: 4rem 0;
}

.legal-wrap {
  max-width: 900px;
}

.legal-section {
  border-top: 1px solid rgba(191, 207, 227, 0.2);
  padding-top: 1rem;
  margin-top: 1rem;
}

.a11y-panel {
  position: fixed;
  inset-inline-end: 1rem;
  bottom: 1rem;
  width: min(320px, calc(100% - 2rem));
  border-radius: 14px;
  border: 1px solid rgba(194, 210, 229, 0.3);
  background: rgba(11, 15, 22, 0.98);
  padding: 0.9rem;
  box-shadow: var(--shadow);
  z-index: 80;
}

.a11y-panel h2 {
  font-size: 1.1rem;
  margin-bottom: 0.7rem;
}

.a11y-options {
  display: grid;
  gap: 0.42rem;
  margin-bottom: 0.7rem;
}

.a11y-options label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.a11y-options input {
  width: 1rem;
  height: 1rem;
}

.close-a11y {
  width: 100%;
}

body.a11y-large-text {
  font-size: 112%;
}

body.a11y-high-contrast {
  --bg: #000;
  --bg-soft: #000;
  --surface: #050505;
  --surface-soft: #0a0a0a;
  --text: #fff;
  --muted: #e5e5e5;
  --accent: #d7e0ec;
  --border: rgba(255, 255, 255, 0.65);
}

body.a11y-reduce-motion *,
body.a11y-reduce-motion *::before,
body.a11y-reduce-motion *::after {
  animation: none !important;
  transition: none !important;
}

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

@media (max-width: 1024px) {
  .site-nav {
    display: none;
  }

  .hero-layout,
  .about-grid,
  .form-wrap {
    grid-template-columns: 1fr;
  }

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

  .engine-scene {
    min-height: 338px;
  }
}

@media (max-width: 720px) {
  .section {
    padding: 4rem 0;
  }

  .header-inner {
    min-height: 74px;
    flex-wrap: wrap;
    padding: 0.5rem 0;
  }

  .header-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .engine-scene {
    min-height: 308px;
  }

  .car {
    width: min(292px, 100%);
  }

  .wheel-left {
    inset-inline-start: 42px;
  }

  .wheel-right {
    inset-inline-end: 42px;
  }

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

  .footer-note {
    justify-self: start;
  }
}

@keyframes carCruise {
  0%,
  100% {
    transform: translateY(0) translateX(0);
  }
  30% {
    transform: translateY(-4px) translateX(6px);
  }
  65% {
    transform: translateY(-1px) translateX(-3px);
  }
}

@keyframes wheelSpin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes smokeRise {
  0% {
    opacity: 0.36;
    transform: translate(0, 0) scale(0.72);
  }
  70% {
    opacity: 0.14;
  }
  100% {
    opacity: 0;
    transform: translate(-82px, -56px) scale(1.85);
  }
}

@keyframes haloPulse {
  0%,
  100% {
    opacity: 0.45;
    transform: scale(0.95);
  }
  50% {
    opacity: 0.72;
    transform: scale(1.06);
  }
}

@keyframes beamSweep {
  0%,
  100% {
    opacity: 0.35;
    transform: scaleX(0.86);
  }
  50% {
    opacity: 0.66;
    transform: scaleX(1.06);
  }
}

@keyframes laneFlow {
  from {
    transform: translateX(-20%);
    opacity: 0;
  }
  20% {
    opacity: 0.55;
  }
  80% {
    opacity: 0.55;
  }
  to {
    transform: translateX(20%);
    opacity: 0;
  }
}

html[dir="ltr"] .car-group {
  transform: scaleX(-1);
}

html[dir="ltr"] .engine-caption {
  direction: ltr;
}