:root {
  --ink: #10131a;
  --text: #18202b;
  --muted: #66717f;
  --line: #dbe2ea;
  --panel: #ffffff;
  --soft: #f3f6f9;
  --dark: #080b10;
  --dark-2: #111722;
  --cyan: #38bdf8;
  --amber: #f59e0b;
  --red: #ef4444;
  --shadow: 0 20px 55px rgba(16, 22, 32, 0.14);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background: #f8fafc;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

body.menu-open {
  overflow: hidden;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

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

:focus-visible {
  outline: 3px solid rgba(56, 189, 248, 0.42);
  outline-offset: 3px;
}

.container,
.topbar,
.nav {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(8, 11, 16, 0.92);
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 9px 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
}

.topbar p {
  margin: 0;
}

.topbar__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 16px;
}

.topbar__links span {
  color: #bcecff;
}

.nav {
  display: flex;
  align-items: center;
  gap: 26px;
  min-height: 76px;
}

.brand {
  display: grid;
  gap: 2px;
  margin-right: auto;
  letter-spacing: 0;
}

.brand strong {
  color: #fff;
  font-size: 22px;
  font-weight: 900;
  line-height: 1;
}

.brand span {
  color: var(--cyan);
}

.brand small {
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  font-weight: 700;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
  font-weight: 700;
}

.nav-links a:hover {
  color: #fff;
}

.nav-cta {
  min-height: 42px;
  padding: 11px 17px;
  color: #061019 !important;
  background: linear-gradient(135deg, #e9faff, var(--cyan));
  border-radius: 999px;
  box-shadow: 0 0 24px rgba(56, 189, 248, 0.36);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: #fff;
}

.hero {
  position: relative;
  min-height: 620px;
  overflow: hidden;
  color: #fff;
  background: var(--dark);
}

.hero__media,
.hero__overlay {
  position: absolute;
  inset: 0;
}

.hero__media {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
}

.hero__overlay {
  background:
    linear-gradient(90deg, rgba(8, 11, 16, 0.98) 0%, rgba(8, 11, 16, 0.82) 38%, rgba(8, 11, 16, 0.18) 100%),
    radial-gradient(circle at 76% 48%, rgba(56, 189, 248, 0.28), transparent 28%),
    linear-gradient(180deg, rgba(8, 11, 16, 0.18), rgba(8, 11, 16, 0.82));
}

.hero::after {
  content: "";
  position: absolute;
  top: 56%;
  left: -22%;
  width: 78%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(56, 189, 248, 0.86), transparent);
  filter: blur(0.3px);
  animation: lightSweep 5.8s ease-in-out infinite;
}

.hero__grid {
  position: relative;
  z-index: 2;
  display: grid;
  align-items: center;
  min-height: 620px;
  padding: 72px 0 88px;
}

.hero__content {
  max-width: 720px;
}

.eyebrow {
  margin: 0 0 12px;
  color: #0284c7;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow,
.headlight-showcase .eyebrow {
  color: #a7ecff;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(40px, 5.2vw, 68px);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: 0;
}

.lead {
  max-width: 660px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(17px, 1.75vw, 20px);
}

.hero__actions,
.form-submit {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border: 0;
  border-radius: 999px;
  font-weight: 900;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease;
}

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

.button--primary {
  color: #061019;
  background: linear-gradient(135deg, #ffffff, #7ddfff 42%, var(--cyan));
  box-shadow: 0 0 28px rgba(56, 189, 248, 0.38);
}

.button--primary:hover {
  box-shadow: 0 0 38px rgba(56, 189, 248, 0.58);
}

.button--ghost {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.button--small {
  width: 100%;
  min-height: 46px;
  color: #fff;
  background: #111827;
}

.button--small:hover {
  box-shadow: 0 12px 28px rgba(17, 24, 39, 0.22);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.trust-row span {
  padding: 9px 12px;
  color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.section {
  padding: 96px 0;
}

.section--soft {
  background:
    linear-gradient(180deg, #f4f7fb 0%, #ffffff 100%),
    radial-gradient(circle at 10% 0%, rgba(56, 189, 248, 0.12), transparent 28%);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading p:not(.eyebrow) {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.category-grid,
.product-grid,
.benefit-grid,
.steps {
  display: grid;
  gap: 18px;
}

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

.category-card,
.product-card,
.benefit-item,
.step {
  position: relative;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(16, 24, 38, 0.06);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.category-card {
  min-height: 220px;
  padding: 24px;
}

.category-card::after,
.product-card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 0%, rgba(56, 189, 248, 0.18) 48%, transparent 58%);
  transform: translateX(-120%);
  transition: transform 420ms ease;
}

.category-card:hover,
.product-card:hover,
.benefit-item:hover,
.step:hover {
  transform: translateY(-4px);
  border-color: rgba(56, 189, 248, 0.55);
  box-shadow: var(--shadow);
}

.category-card:hover::after,
.product-card:hover::after {
  transform: translateX(120%);
}

.category-card--red:hover {
  border-color: rgba(239, 68, 68, 0.5);
}

.category-card--amber:hover {
  border-color: rgba(245, 158, 11, 0.6);
}

.category-card__icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 28px;
  color: #042233;
  background: linear-gradient(135deg, #e8fbff, #8ce4ff);
  border-radius: var(--radius);
  font-size: 23px;
  font-weight: 900;
}

.category-card h3,
.product-card h3,
.benefit-item h3,
.step h3 {
  margin: 0;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.15;
}

.category-card p,
.benefit-item p,
.step p {
  margin: 12px 0 0;
  color: var(--muted);
}

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

.product-card {
  display: grid;
}

.product-visual {
  min-height: 160px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.18), transparent 45%),
    radial-gradient(circle at 75% 45%, rgba(56, 189, 248, 0.42), transparent 24%),
    linear-gradient(135deg, #111827, #273244);
}

.product-visual--rear {
  background:
    radial-gradient(circle at 70% 40%, rgba(239, 68, 68, 0.62), transparent 22%),
    linear-gradient(135deg, #111827, #3a1d24);
}

.product-visual--fog {
  background:
    radial-gradient(ellipse at 50% 65%, rgba(255, 255, 255, 0.68), transparent 24%),
    linear-gradient(135deg, #111827, #3b4656);
}

.product-visual--module,
.product-visual--unit {
  background:
    repeating-linear-gradient(90deg, rgba(56, 189, 248, 0.18) 0 3px, transparent 3px 16px),
    linear-gradient(135deg, #111827, #273244);
}

.product-visual--turn {
  background:
    radial-gradient(circle at 68% 50%, rgba(245, 158, 11, 0.7), transparent 24%),
    linear-gradient(135deg, #111827, #3a2b15);
}

.product-card__body {
  display: grid;
  gap: 14px;
  padding: 20px;
}

.product-card__body > span {
  color: #0369a1;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

dl {
  display: grid;
  gap: 9px;
  margin: 0;
}

dl div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 9px;
  border-bottom: 1px solid #edf1f5;
}

dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

dd {
  margin: 0;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
  text-align: right;
}

.benefit-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.benefit-item {
  padding: 22px;
}

.benefit-item span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  color: #075985;
  background: #e0f7ff;
  border-radius: var(--radius);
  font-weight: 900;
}

.headlight-showcase {
  position: relative;
  overflow: hidden;
  min-height: 620px;
  padding: 108px 0 116px;
  color: #fff;
  background: #080b10;
}

.headlight-showcase::before,
.headlight-showcase::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.headlight-showcase::before {
  background:
    linear-gradient(90deg, rgba(8, 11, 16, 1) 0%, rgba(8, 11, 16, 0.98) 42%, rgba(8, 11, 16, 0.62) 64%, rgba(8, 11, 16, 0.24) 100%),
    radial-gradient(circle at 78% 48%, rgba(56, 189, 248, 0.22), transparent 30%),
    linear-gradient(180deg, rgba(8, 11, 16, 0.08), rgba(8, 11, 16, 0.88));
  z-index: 1;
}

.headlight-showcase::after {
  top: 54%;
  left: -24%;
  width: 82%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(56, 189, 248, 0.9), transparent);
  filter: blur(0.3px);
  animation: lightSweep 5.8s ease-in-out infinite;
  z-index: 3;
}

.headlight-showcase__grid {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: minmax(360px, 0.68fr) minmax(360px, 1.32fr);
  gap: 48px;
  align-items: center;
  min-height: 410px;
}

.headlight-copy {
  position: relative;
  z-index: 5;
  max-width: 560px;
  padding-right: 28px;
}

.headlight-copy > p:not(.eyebrow) {
  max-width: 560px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 18px;
}

.light-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.light-tags span {
  padding: 9px 12px;
  color: rgba(255, 255, 255, 0.82);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
}

.headlight-stage {
  position: absolute;
  inset: 0;
  z-index: 0;
  min-height: 100%;
  overflow: hidden;
  pointer-events: none;
}

.showcase-headlight {
  position: absolute;
  right: -14%;
  top: 51%;
  width: min(66vw, 900px);
  max-width: none;
  height: auto;
  object-fit: cover;
  object-position: center right;
  transform: translateY(-50%) scale(1.02);
  filter: saturate(1.08) contrast(1.08) brightness(0.98);
  mask-image: linear-gradient(90deg, transparent 0%, #000 18%, #000 100%);
  animation: heroLikeDrift 8s ease-in-out infinite;
}

.showcase-glow,
.showcase-sweep {
  position: absolute;
  display: block;
  pointer-events: none;
}

.showcase-glow {
  right: 3%;
  width: min(34vw, 480px);
  transform-origin: right center;
  background: linear-gradient(90deg, rgba(167, 236, 255, 0.36), rgba(56, 189, 248, 0.16), transparent 76%);
  clip-path: polygon(0 38%, 100% 0, 100% 100%, 0 62%);
  filter: blur(1px);
  opacity: 0.58;
  animation: heroBeamPulse 4.2s ease-in-out infinite;
}

.showcase-glow--main {
  top: 42%;
  height: 148px;
}

.showcase-glow--lower {
  top: 56%;
  height: 86px;
  opacity: 0.32;
  animation-delay: 0.7s;
}

.showcase-sweep {
  right: 8%;
  top: 44%;
  width: 22%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.94), rgba(56, 189, 248, 0.82), transparent);
  box-shadow: 0 0 22px rgba(56, 189, 248, 0.78);
  transform: rotate(-7deg);
  animation: lensSweep 3.8s ease-in-out infinite;
}

.steps {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.step {
  padding: 24px;
}

.step span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 20px;
  color: #061019;
  background: var(--amber);
  border-radius: 50%;
  font-weight: 900;
}

.contact-section {
  background: #fff;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.82fr) minmax(0, 1.18fr);
  gap: 44px;
  align-items: start;
}

.contact-copy > p {
  color: var(--muted);
  font-size: 18px;
}

.direct-contact {
  display: grid;
  gap: 8px;
  margin-top: 28px;
  padding: 22px;
  color: #fff;
  background: linear-gradient(135deg, #111827, #263244);
  border-radius: var(--radius);
}

.direct-contact a {
  color: #a7ecff;
  font-weight: 800;
}

.contact-note {
  padding: 24px;
  background: #f6f8fb;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-note h3 {
  margin: 0 0 16px;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.15;
}

.contact-note ul {
  display: grid;
  gap: 12px;
  margin: 0 0 24px;
  padding-left: 20px;
  color: var(--muted);
  font-weight: 700;
}

.site-footer {
  color: rgba(255, 255, 255, 0.72);
  background: #080b10;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr repeat(3, 1fr);
  gap: 34px;
  padding: 54px 0;
}

.brand--footer {
  margin-bottom: 18px;
}

.site-footer h2 {
  margin: 0 0 14px;
  color: #fff;
  font-size: 15px;
}

.site-footer a,
.site-footer span {
  display: block;
  margin: 8px 0;
}

.site-footer a:hover {
  color: #fff;
}

.footer-bottom {
  padding: 18px 16px;
  color: rgba(255, 255, 255, 0.58);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  font-size: 14px;
}

.legal-page {
  min-height: 100vh;
  padding: 80px 0;
  color: #fff;
  background:
    radial-gradient(circle at 80% 12%, rgba(56, 189, 248, 0.18), transparent 34%),
    linear-gradient(135deg, #080b10, #111722);
}

.legal-page h1 {
  margin-top: 32px;
  font-size: clamp(36px, 5vw, 64px);
}

.legal-page p {
  max-width: 760px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 18px;
}

.legal-back {
  display: inline-flex;
  color: #a7ecff;
  font-weight: 800;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

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

@keyframes lightSweep {
  0%, 100% { transform: translateX(0) rotate(-7deg); opacity: 0.18; }
  50% { transform: translateX(54%) rotate(-7deg); opacity: 0.84; }
}


@keyframes heroLikeDrift {
  0%, 100% { transform: translateY(-50%) scale(1.02); }
  50% { transform: translateY(-51.5%) scale(1.055); }
}

@keyframes heroBeamPulse {
  0%, 100% { opacity: 0.36; transform: scaleX(0.88); }
  48%, 62% { opacity: 0.74; transform: scaleX(1.04); }
}

@keyframes lensSweep {
  0%, 100% { opacity: 0.18; transform: translateX(-24%) rotate(-7deg); }
  50% { opacity: 0.92; transform: translateX(24%) rotate(-7deg); }
}

@media (max-width: 1040px) {
  .topbar {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    inset: 76px 0 auto auto;
    display: grid;
    width: min(360px, 100%);
    padding: 22px;
    background: rgba(8, 11, 16, 0.98);
    border-left: 1px solid rgba(255, 255, 255, 0.12);
    transform: translateX(100%);
    transition: transform 220ms ease;
  }

  .nav-links.is-open {
    transform: translateX(0);
  }

  .category-grid,
  .product-grid,
  .benefit-grid,
  .steps,
  .headlight-showcase__grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .headlight-copy,
  .contact-copy,
  .footer-grid > div:first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 720px) {
  .container,
  .nav {
    width: min(100% - 24px, 1180px);
  }

  .brand strong {
    font-size: 19px;
  }

  .hero,
  .hero__grid {
    min-height: 650px;
  }

  .hero__grid {
    padding: 72px 0 88px;
  }

  .hero__overlay {
    background:
      linear-gradient(90deg, rgba(8, 11, 16, 0.98), rgba(8, 11, 16, 0.76)),
      linear-gradient(180deg, rgba(8, 11, 16, 0.2), rgba(8, 11, 16, 0.88));
  }

  .category-grid,
  .product-grid,
  .benefit-grid,
  .steps,
  .headlight-showcase__grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 72px 0;
  }


  .headlight-showcase {
    min-height: 790px;
    padding: 82px 0 108px;
  }

  .headlight-showcase__grid {
    min-height: 540px;
    align-items: start;
  }

  .headlight-copy {
    max-width: 100%;
    padding-right: 0;
  }

  .headlight-showcase::before {
    background:
      linear-gradient(180deg, rgba(8, 11, 16, 0.99) 0%, rgba(8, 11, 16, 0.94) 44%, rgba(8, 11, 16, 0.5) 72%, rgba(8, 11, 16, 0.92) 100%),
      linear-gradient(90deg, rgba(8, 11, 16, 0.98), rgba(8, 11, 16, 0.62));
  }

  .showcase-headlight {
    right: -74%;
    top: 103%;
    width: 880px;
    opacity: 0.42;
  }

  .showcase-glow {
    right: -24%;
    width: 74%;
  }

  .showcase-glow--main {
    top: 84%;
  }

  .showcase-glow--lower {
    top: 90%;
  }

  .showcase-sweep {
    right: -6%;
    top: 62%;
    width: 52%;
  }

  .footer-grid {
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation: none !important;
    transition: none !important;
  }

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