:root {
  --bg: #06080b;
  /* --bg: #282828; */
  --bg-soft: #0b1016;
  --card: rgba(16, 24, 32, .72);
  --line: rgba(255, 138, 20, .14);
  --line-2: rgba(255, 255, 255, .08);
  --text: #f4f7f8;
  --muted: #93a4ae;
  --orange: #ff8a14;
  --green: #419948;
  --orange-2: #ffb347;
  --orange-dim: rgba(255, 138, 20, .16);
  --teal: #3aa8a4;
  --radius: 22px;
  --header: 68px;
  --wrap: min(1560px, calc(100% - 48px));
  --shadow: 0 24px 60px rgba(0, 0, 0, .38);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header) + 12px);
  overflow-x: clip;
}
body {
  font-family: "Segoe UI", "PT Sans", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: clip;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
.wrap { width: var(--wrap); margin: 0 auto; }

body::before {
  content: "";
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(255, 138, 20, .12), transparent 55%),
    radial-gradient(900px 420px at -10% 30%, rgba(58, 168, 164, .08), transparent 50%);
}

.top {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--header);
  background: rgba(6, 8, 11, .72);
  backdrop-filter: blur(18px) saturate(1.2);
  border-bottom: 1px solid transparent;
  transition: background .2s, border-color .2s, height .2s;
}
.top.is-scrolled {
  background: rgba(6, 8, 11, .94);
  border-bottom-color: var(--line-2);
}
.top-inner {
  height: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: .08em; flex-shrink: 0; }
.brand img { width: 56px; height: 56px; object-fit: cover; border-radius: 12px; }
.brand span { font-size: 14px; }
nav { display: flex; gap: 8px; font-size: 14px; color: var(--muted); }
nav a {
  padding: 8px 12px; border-radius: 999px;
  transition: color .15s, background .15s;
}
nav a:hover { color: var(--text); background: rgba(255,255,255,.05); }
.top-actions { display: flex; align-items: center; gap: 10px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 8px; font-weight: 700; font-size: 14px;
  border: 0; cursor: pointer; white-space: nowrap;
  transition: transform .18s, background .18s, box-shadow .18s, border-color .18s;
}
.btn:hover { transform: translateY(-1px); }
.btn-accent {
  background: linear-gradient(180deg, #ff9d38, var(--green));
  color: #1a0e02;
  box-shadow: 0 8px 24px rgba(255, 138, 20, .28);
}
.btn-accent:hover { background: linear-gradient(180deg, #ffb14f, #ff7a00); }
.btn-ghost {
  background: transparent; color: var(--text);
  border: 1px solid var(--line-2);
}
.btn-ghost:hover { border-color: var(--orange); color: var(--orange-2); }
.burger {
  display: none; width: 42px; height: 42px; border: 1px solid var(--line-2);
  background: transparent; color: var(--text); border-radius: 12px; font-size: 20px;
}

main { position: relative; z-index: 1; padding-top: var(--header); }

.hero {
  position: relative;
  padding: 24px 0 12px;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
  gap: 40px;
  align-items: center;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--orange-2); font-size: 12px; letter-spacing: .16em;
  text-transform: uppercase; font-weight: 800;
}
.hero h1 {
  font-size: clamp(32px, 4.4vw, 56px);
  line-height: 1.06;
  margin: 12px 0 16px;
  letter-spacing: -.04em;
  max-width: 18ch;
}
.hero h1 em {
  font-style: normal;
  color: var(--orange);
}
.lead { color: var(--muted); font-size: 18px; max-width: 52ch; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 24px 0 20px; }
.facts { display: grid; grid-template-columns: repeat(3, minmax(0, auto)); gap: 10px; }
.facts div {
  padding: 12px 14px;
  border: 1px solid var(--line-2);
  background: rgba(255,255,255,.03);
  border-radius: 16px;
  color: var(--muted);
  font-size: 13px;
}
.facts b { display: block; color: var(--text); font-size: 20px; letter-spacing: -.02em; }

.hero-photo {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--line-2);
  background: #000;
  box-shadow: var(--shadow), 0 0 80px rgba(255, 138, 20, .08);
}
.hero-photo img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}
.badge {
  position: absolute; left: 16px; bottom: 16px;
  background: rgba(6, 8, 11, .78);
  border: 1px solid var(--line-2);
  padding: 10px 14px; border-radius: 14px; font-size: 13px;
  backdrop-filter: blur(10px);
}

.ticker {
  margin: 4px 0;
  border-top: 1px solid var(--line-2);
  border-bottom: 1px solid var(--line-2);
  overflow: hidden;
  width: 100%;
  padding: 12px 0;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: .06em;
}
.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker-slide 40s linear infinite;
  will-change: transform;
}
.ticker-group {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: 40px;
  padding-right: 40px;
  white-space: nowrap;
}
.ticker b { color: var(--orange-2); }
@keyframes ticker-slide {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(calc(-1 * var(--ticker-w, 50%)), 0, 0); }
}
@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation: none; }
}

section { padding: 28px 0; }
.section-head { margin-bottom: 14px; }
.kicker {
  color: var(--orange);
  font-size: 18px;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-weight: 800;
}
.section-head h2,
.copy h2,
.copy h3 {
  font-size: clamp(26px, 2.8vw, 40px);
  letter-spacing: -.03em;
  margin-top: 6px;
  line-height: 1.12;
}
.section-head p { color: var(--muted); margin-top: 8px; max-width: 62ch; }

.bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  padding: 22px;
  min-height: 100%;
  backdrop-filter: blur(10px);
  transition: transform .2s, border-color .2s, box-shadow .2s;
}
.card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 138, 20, .35);
  box-shadow: 0 16px 40px rgba(0,0,0,.25);
}
.card h3 { font-size: 18px; margin: 12px 0 8px; }
.card p { color: var(--muted); font-size: 15px; }
.icon {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center;
  background: var(--orange-dim); color: var(--orange);
}
.icon svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.span-6 { grid-column: span 6; display: flex; align-items: flex-start; gap: 16px; }
.span-6 h3 { margin-top: 0; }
.span-6 p { margin-top: 4px; }
.span-3 { grid-column: span 3; }
.span-2 { grid-column: span 2; }
.bento .span-3 { padding: 26px; }
.bento .span-3 h3 { font-size: 24px; }

.grid-2 {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 28px;
  align-items: center;
}
.grid-2.reverse { grid-template-columns: .92fr 1.08fr; }
.media {
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--line-2);
  background: #000;
  box-shadow: var(--shadow);
}
.media img { width: 100%; height: 100%; object-fit: cover; min-height: 340px; }
.media-rect {
  align-self: start;
  width: 100%;
}
.media-rect img {
  width: 100%;
  height: auto;
  min-height: 0;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}
.copy p, .copy li { color: var(--muted); }
.copy ul { padding-left: 18px; display: grid; gap: 7px; margin-top: 12px; }
.copy li::marker { color: var(--orange); }

.videos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.video-card { padding: 0; overflow: hidden; }
.video-card .pad { padding: 14px 16px 16px; }
.video-card h3 { margin: 0 0 6px; }
.video-frame {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  background: #070b10;
  border-bottom: 1px solid var(--line-2);
}
.video-frame iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  border: 0;
}
.video-poster {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.video-play {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  border: 0; cursor: pointer;
  background: rgba(0, 0, 0, .35);
  display: grid; place-items: center;
}
.video-play span {
  width: 68px;
  height: 48px;
  border-radius: 14px;
  background: #f00;
  box-shadow: 0 6px 18px rgba(0, 0, 0, .45);
  position: relative;
  transition: background .15s, transform .15s;
}
.video-play span::after {
  content: "";
  position: absolute;
  left: 26px;
  top: 14px;
  border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent #fff;
}
.video-play:hover { background: rgba(0, 0, 0, .45); }
.video-play:hover span { background: #cc0000; transform: scale(1.08); }
.video-wide {
  position: absolute; right: 10px; bottom: 10px; z-index: 3;
  width: 42px; height: 32px;
  border: 0; cursor: pointer;
  border-radius: 8px;
  background: rgba(0, 0, 0, .62);
  color: #fff;
  display: grid; place-items: center;
}
.video-wide:hover { background: rgba(0, 0, 0, .82); }
.video-wide svg { width: 22px; height: 16px; fill: none; stroke: #fff; stroke-width: 1.7; }
.video-card .pad { position: relative; padding-right: 48px; }
.video-wide-text {
  position: absolute; top: 12px; right: 12px;
  width: 36px; height: 28px;
  border: 0; cursor: pointer;
  border-radius: 6px;
  background: rgba(255,255,255,.06);
  color: #fff;
  display: grid; place-items: center;
}
.video-wide-text:hover { background: rgba(255, 138, 20, .2); }
.video-wide-text svg { width: 20px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.7; }
.video-theater {
  position: fixed; inset: 0; z-index: 220;
  background: rgba(0, 0, 0, .86);
  display: none;
  place-items: center;
  padding: 56px 20px 24px;
}
.video-theater.open { display: grid; }
.video-theater-player {
  width: min(92vw, 1280px);
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, .5);
}
.video-theater-player iframe { width: 100%; height: 100%; border: 0; }
.video-theater-close {
  position: absolute; top: 14px; right: 16px;
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid var(--line-2);
  background: #101820;
  color: #fff;
  cursor: pointer;
  font-size: 22px;
}
.video-empty {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  text-align: center;
  padding: 16px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}
.models { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.price { font-size: 48px; font-weight: 800; letter-spacing: -.04em; margin: 8px 0 6px; color: var(--orange-2); }
.price span { font-size: 18px; color: var(--muted); font-weight: 600; }
.spec-list { display: grid; gap: 8px; margin: 16px 0 20px; color: var(--muted); }
.spec-list b { color: var(--text); }
.scheme {
  border-radius: 16px;
  margin-bottom: 14px;
  max-height: 300px;
  object-fit: contain;
  background: #070b10;
  width: 100%;
}

.sonars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.sonar-card { padding: 0; overflow: hidden; }
.sonar-card img {
  height: 180px; width: 100%; object-fit: contain;
  background: linear-gradient(180deg, #101820, #070b10);
  padding: 16px;
}
.sonar-card .pad { padding: 0 16px 16px; }
.sonar-card h4 { margin: 2px 0 6px; font-size: 16px; }
.sonar-card p { font-size: 13px; }

.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 168px;
  gap: 10px;
}
.gallery button {
  border: 0; padding: 0; background: none; cursor: pointer;
  border-radius: 16px; overflow: hidden; height: 100%;
}
.gallery img {
  width: 100%; height: 100%; object-fit: cover;
  border: 1px solid var(--line-2); border-radius: 16px;
  transition: transform .25s;
}
.gallery button:hover img { transform: scale(1.045); }
.gallery .wide { grid-column: span 2; grid-row: span 2; }

.kit { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.kit .card { text-align: center; padding: 20px 14px; }
.kit .icon { margin: 0 auto 10px; }

.faq { display: grid; gap: 8px; max-width: 920px; }
.faq details {
  background: var(--card);
  border: 1px solid var(--line-2);
  border-radius: 16px;
  padding: 14px 18px;
}
.faq summary { cursor: pointer; font-weight: 700; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; float: right; color: var(--orange); font-weight: 700;
}
.faq details[open] summary::after { content: "–"; }
.faq p { color: var(--muted); margin-top: 8px; }

.cta {
  background:
    radial-gradient(700px 240px at 8% 0%, rgba(255, 138, 20, .22), transparent 55%),
    linear-gradient(180deg, rgba(255,255,255,.04), transparent 40%),
    #101820;
  border: 1px solid rgba(255, 138, 20, .28);
  border-radius: 28px;
  padding: 36px 40px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
}
.cta h2 { font-size: clamp(26px, 3vw, 36px); letter-spacing: -.03em; margin: 6px 0 8px; }
.cta p { color: var(--muted); }

.brand-close {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
}
.brand-close-top {
  display: flex;
  align-items: center;
  gap: 16px;
}
.brand-logo {
  width: 64px; height: 64px; border-radius: 16px; object-fit: cover; flex-shrink: 0;
}
.brand-close h3 { font-size: 22px; margin-bottom: 0; }
.socials { display: flex; flex-wrap: wrap; gap: 10px; justify-content: flex-end; margin-left: auto; }
.socials a {
  width: 48px; height: 48px; border-radius: 14px;
  display: grid; place-items: center;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line-2);
  transition: transform .15s, border-color .15s, background .15s;
}
.socials a:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 138, 20, .45);
  background: var(--orange-dim);
}
.socials img { width: 28px; height: 28px; object-fit: contain; }

footer {
  position: relative; z-index: 1;
  border-top: 1px solid var(--line-2);
  padding: 22px 0 28px;
  color: var(--muted);
  font-size: 14px;
}
.foot { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; align-items: center; }
.foot-brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; }
.foot-brand img { width: 32px; height: 32px; border-radius: 8px; object-fit: cover; }
.foot a:hover { color: var(--orange-2); }

.lightbox {
  position: fixed; inset: 0; background: rgba(0,0,0,.88); display: none;
  place-items: center; z-index: 200; padding: 24px;
}
.lightbox.open { display: grid; }
.lightbox img { max-width: min(1200px, 100%); max-height: 88vh; border-radius: 12px; }
.lightbox button {
  position: absolute; top: 18px; right: 18px; width: 42px; height: 42px;
  border-radius: 50%; border: 1px solid var(--line-2); background: #101820; color: #fff; cursor: pointer;
}

@media (max-width: 1100px) {
  :root { --wrap: min(100% - 32px, 100%); }
  .hero-grid, .grid-2, .grid-2.reverse, .models { grid-template-columns: 1fr; }
  .bento { grid-template-columns: 1fr 1fr; }
  .span-6, .span-3, .span-2 { grid-column: span 1; }
  .sonars, .kit, .videos { grid-template-columns: 1fr 1fr; }
  .gallery { grid-template-columns: 1fr 1fr; grid-auto-rows: 150px; }
  .gallery .wide { grid-column: span 2; grid-row: span 1; }
  .hero-photo img, .media img { height: auto; min-height: 0; }
  .media img { min-height: 0; }
  nav { display: none; }
  nav.open {
    display: flex; flex-direction: column;
    position: fixed; top: var(--header); left: 12px; right: 12px;
    background: rgba(12, 16, 22, .98);
    padding: 12px; border-radius: 16px; border: 1px solid var(--line-2);
    z-index: 99;
  }
  .burger { display: grid; place-items: center; }
}

@media (max-width: 640px) {
  :root { --wrap: calc(100% - 24px); --header: 60px; }
  section { padding: 20px 0; }
  .hero { padding-top: 16px; }
  .hero h1 { max-width: none; }
  .facts { grid-template-columns: 1fr; }
  .bento, .sonars, .kit, .gallery, .videos { grid-template-columns: 1fr; }
  .gallery { grid-auto-rows: 180px; }
  .gallery .wide { grid-column: span 1; }
  .span-6 { flex-direction: column; gap: 8px; }
  .cta { flex-direction: column; align-items: flex-start; padding: 22px; }
  .brand-close { flex-wrap: wrap; padding: 16px; }
  .hero-actions .btn, .cta .btn { width: 100%; }
}