:root {
  --bg: #06111a;
  --bg-soft: #0a1823;
  --card: #101f2a;
  --card-2: #132632;
  --line: #294454;
  --text: #f5f7fb;
  --muted: #a8b6c6;
  --cyan: #2fd4c7;
  --cyan-2: #20b9b0;
  --green: #3ee48a;
  --red: #ff5a5f;
  --lime: #9bea23;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 78% 7%, rgba(47, 212, 199, .1), transparent 27rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}
a { color: inherit; }
img { display: block; max-width: 100%; height: auto; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 30; padding: .7rem 1rem; background: var(--text); color: var(--bg); border-radius: .5rem; }
.skip-link:focus { top: 1rem; }
.site-header {
  width: min(calc(100% - 2rem), var(--max));
  min-height: 86px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.brand { display: inline-flex; align-items: center; gap: .75rem; text-decoration: none; font-weight: 800; letter-spacing: -.02em; }
.brand img { border-radius: 14px; }
.brand b { color: var(--cyan); }
nav { display: flex; align-items: center; gap: 1.6rem; }
nav a { color: var(--muted); text-decoration: none; font-size: .93rem; font-weight: 700; }
nav a:hover, nav a:focus-visible { color: var(--cyan); }
.language-picker { position: relative; display: inline-flex; align-items: center; }
.language-picker::before { content: "◎"; position: absolute; inset-inline-start: .65rem; color: var(--cyan); pointer-events: none; }
.language-picker select { min-height: 42px; max-width: 190px; padding: .45rem 2rem .45rem 2rem; border: 1px solid var(--line); border-radius: .7rem; color: var(--text); background: var(--card); font: inherit; font-size: .85rem; font-weight: 750; cursor: pointer; }
.language-picker select:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.hero {
  width: min(calc(100% - 2rem), var(--max));
  min-height: 720px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(370px, .95fr);
  align-items: center;
  gap: clamp(2rem, 7vw, 6.5rem);
  padding: 3.2rem 0 6rem;
}
.eyebrow { margin: 0 0 1rem; color: var(--cyan); text-transform: uppercase; font-size: .8rem; font-weight: 850; letter-spacing: .15em; }
.status-dot { display: inline-block; width: .62rem; height: .62rem; margin-right: .5rem; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 .3rem rgba(62, 228, 138, .1); }
h1, h2, h3, p { overflow-wrap: break-word; }
h1 { margin: 0; font-size: clamp(3.1rem, 7vw, 6.2rem); line-height: .95; letter-spacing: -.072em; max-width: 760px; }
h1 span { color: var(--cyan); }
.lead { color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.28rem); max-width: 630px; margin: 1.8rem 0 2rem; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: .9rem; }
.button { min-height: 58px; display: inline-flex; align-items: center; justify-content: center; gap: .8rem; padding: .78rem 1.2rem; border-radius: 1rem; text-decoration: none; font-weight: 850; line-height: 1.08; transition: transform .2s, border-color .2s, background .2s; }
.button:hover, .button:focus-visible { transform: translateY(-2px); }
.primary { color: #031313; background: var(--cyan); box-shadow: 0 16px 42px rgba(47, 212, 199, .16); }
.primary:hover { background: #52e1d6; }
.secondary { color: var(--text); border: 1px solid var(--line); background: rgba(16,31,42,.62); }
.secondary:hover { border-color: var(--cyan); }
.button small { display: block; font-size: .62rem; font-weight: 720; letter-spacing: .04em; }
.play-mark { font-size: 1.3rem; }
.trust-list { display: flex; flex-wrap: wrap; gap: 1rem 1.7rem; margin: 1.8rem 0 0; padding: 0; list-style: none; color: var(--muted); font-size: .85rem; }
.trust-list li::before { content: "✓"; margin-right: .45rem; color: var(--green); font-weight: 900; }
.privacy-promise { max-width: 650px; margin: 1.6rem 0 0; color: var(--muted); font-size: .88rem; }
.privacy-promise::first-letter { color: var(--green); }

.hero-visual { position: relative; min-height: 650px; display: grid; place-items: center; }
.phone { position: relative; z-index: 2; width: min(315px, 72vw); padding: 11px; border: 1px solid #4a6573; border-radius: 42px; background: linear-gradient(145deg, #263c48, #0b161f 28%); box-shadow: 0 34px 90px rgba(0,0,0,.52); transform: rotate(3.5deg); }
.phone img { width: 100%; border-radius: 32px; aspect-ratio: 9/20; object-fit: cover; object-position: top; }
.speaker { position: absolute; z-index: 3; top: 19px; left: 50%; width: 50px; height: 5px; border-radius: 4px; background: #02080d; transform: translateX(-50%); }
.signal-orbit { position: absolute; border: 1px solid rgba(47,212,199,.16); border-radius: 50%; }
.orbit-one { width: 500px; height: 500px; }
.orbit-two { width: 620px; height: 620px; }
.floating-card { position: absolute; z-index: 3; padding: 1rem 1.2rem; border: 1px solid var(--line); border-radius: 1rem; background: rgba(16,31,42,.9); box-shadow: 0 18px 45px rgba(0,0,0,.3); backdrop-filter: blur(10px); }
.floating-card span, .floating-card small { display: block; color: var(--muted); font-size: .68rem; font-weight: 800; letter-spacing: .08em; }
.floating-card strong { font-size: 1.5rem; line-height: 1.1; }
.speed-card { left: 0; top: 24%; }
.speed-card strong { font-size: 3rem; }
.privacy-card { right: -2%; bottom: 18%; display: grid; grid-template-columns: auto 1fr; column-gap: .65rem; align-items: center; }
.privacy-card .shield { grid-row: 1/3; width: 2.4rem; height: 2.4rem; display: grid; place-items: center; color: #06111a; background: var(--green); border-radius: 50%; }

.sensor-strip { border-block: 1px solid rgba(41,68,84,.68); min-height: 82px; display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 1.25rem; color: var(--cyan); font-size: .77rem; letter-spacing: .14em; font-weight: 850; background: rgba(8,22,32,.75); }
.sensor-strip i { width: 4px; height: 4px; border-radius: 50%; background: var(--line); }
.section { width: min(calc(100% - 2rem), var(--max)); margin: 0 auto; padding: clamp(5rem, 10vw, 8rem) 0; }
.section-heading { max-width: 690px; margin-bottom: 3rem; }
.section-heading.compact { max-width: 760px; }
h2 { margin: 0 0 1rem; font-size: clamp(2.3rem, 5vw, 4.5rem); line-height: 1.02; letter-spacing: -.052em; }
.section-heading > p:not(.eyebrow), .contact-section p, .privacy-intro > p:not(.eyebrow, .effective) { color: var(--muted); font-size: 1.08rem; }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.feature-card { min-height: 340px; padding: clamp(1.6rem, 3vw, 2.5rem); border: 1px solid var(--line); border-radius: 1.6rem; background: linear-gradient(145deg, var(--card-2), var(--card)); }
.feature-wide { grid-column: 1/-1; min-height: 290px; display: grid; grid-template-columns: 170px 1fr; align-items: center; gap: 2rem; }
.feature-card h3 { margin: 1.35rem 0 .5rem; font-size: 1.5rem; letter-spacing: -.025em; }
.feature-wide h3 { margin-top: 0; }
.feature-card p { margin: 0; color: var(--muted); max-width: 620px; }
.tech-specs { display: grid; gap: .72rem; max-width: 760px; margin: .8rem 0 0; padding: 0; list-style: none; color: var(--muted); font-size: .94rem; line-height: 1.55; }
.tech-specs li { position: relative; padding-inline-start: 1.15rem; overflow-wrap: anywhere; }
.tech-specs li::before { content: ""; position: absolute; inset-inline-start: 0; top: .68em; width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 12px rgba(47,212,199,.55); }
.tech-specs strong { color: var(--text); font-weight: 750; }
.tech-specs code { color: #a9e8e2; font: 650 .86em/1.55 ui-monospace, SFMono-Regular, Consolas, monospace; }
.feature-icon { position: relative; width: 88px; height: 88px; display: flex; align-items: center; justify-content: center; color: var(--cyan); border: 1px solid var(--line); border-radius: 50%; background: #091720; }
.gauge { width: 140px; height: 140px; border: 14px solid #1d3b4a; border-bottom-color: var(--cyan); border-left-color: var(--cyan); transform: rotate(-45deg); }
.gauge span { width: 5px; height: 52px; background: var(--red); border-radius: 4px; transform: rotate(72deg); transform-origin: bottom; }
.compass::before { content: "N"; position: absolute; top: 5px; color: var(--red); font-weight: 900; }
.compass span { width: 12px; height: 46px; background: linear-gradient(var(--red) 0 50%, #8ca6b6 50%); clip-path: polygon(50% 0,100% 50%,62% 50%,62% 100%,38% 100%,38% 50%,0 50%); transform: rotate(36deg); }
.level::before, .level::after { content: ""; position: absolute; background: var(--cyan); }
.level::before { width: 70px; height: 3px; }
.level::after { height: 70px; width: 3px; }
.level span { z-index: 2; width: 34px; height: 34px; border-radius: 50%; background: var(--lime); border: 4px solid #c9ff68; }
.sound { gap: 5px; border: 0; background: transparent; }
.sound b { width: 5px; height: 30px; border-radius: 4px; background: var(--cyan); }
.sound b:nth-child(2), .sound b:nth-child(4) { height: 52px; }
.sound b:nth-child(3) { height: 72px; }
.satellite { font-size: 4.6rem; transform: rotate(-35deg); }

.dashboard-section { border-top: 1px solid rgba(41,68,84,.55); }
.screenshot-gallery { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.25rem; align-items: start; }
.screenshot-gallery figure { margin: 0; min-width: 0; }
.screenshot-shell { padding: 8px; border: 1px solid #49616f; border-radius: 34px; background: #10212b; box-shadow: 0 30px 70px rgba(0,0,0,.32); }
.screenshot-shell img { aspect-ratio: 9/20; object-fit: cover; object-position: top; border-radius: 27px; }
figcaption { margin-top: 1rem; text-align: center; font-size: .82rem; }
figcaption strong, figcaption span { display: block; }
figcaption strong { color: var(--text); font-size: .95rem; }
figcaption span { margin-top: .2rem; color: var(--muted); }

.privacy-section { padding: clamp(5rem, 10vw, 8rem) max(1rem, calc((100% - var(--max))/2)); border-block: 1px solid rgba(41,68,84,.68); background: linear-gradient(180deg, #0a1823, #08141d); scroll-margin-top: 1rem; }
.privacy-intro { display: grid; grid-template-columns: 1fr 1fr; column-gap: 4rem; align-items: end; margin-bottom: 3rem; }
.privacy-intro .eyebrow { grid-column: 1/-1; }
.privacy-intro h2 { margin: 0; }
.effective { grid-column: 1/-1; margin: 1rem 0 0; color: #7f93a2; font-size: .8rem; }
.policy-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; overflow: hidden; border: 1px solid var(--line); border-radius: 1.5rem; background: var(--line); }
.policy-grid article { min-height: 230px; padding: 2rem; background: var(--card); }
.policy-grid article > span { color: var(--cyan); font: 800 .75rem/1 monospace; }
.policy-grid h3 { margin: .8rem 0 .5rem; }
.policy-grid p { margin: 0; color: var(--muted); }
.permission-note { margin-top: 1rem; padding: 1.5rem 1.8rem; border: 1px solid rgba(47,212,199,.4); border-radius: 1.2rem; background: rgba(47,212,199,.06); }
.permission-note strong { display: block; font-size: 1.1rem; }
.permission-note span { color: var(--cyan); font-weight: 800; }
.permission-note p { margin: .6rem 0 0; color: var(--muted); }

.contact-section { display: grid; grid-template-columns: auto 1fr auto; gap: 2rem; align-items: center; }
.contact-section img { border-radius: 24px; }
.contact-section h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
.contact-section p { margin-bottom: 0; }
footer { width: min(calc(100% - 2rem), var(--max)); margin: 0 auto; padding: 2.5rem 0 3rem; display: grid; grid-template-columns: 1fr auto; gap: 1rem 2rem; align-items: center; border-top: 1px solid var(--line); color: var(--muted); font-size: .84rem; }
.footer-brand { color: var(--text); }
footer p { margin: 0; }
footer nav { justify-content: flex-end; }
.copyright { grid-column: 1/-1; }

html[dir="rtl"] .hero-copy,
html[dir="rtl"] .section-heading,
html[dir="rtl"] .feature-card,
html[dir="rtl"] .privacy-intro,
html[dir="rtl"] .policy-grid article { text-align: right; }
html[dir="rtl"] .phone { transform: rotate(-3.5deg); }

@media (max-width: 1050px) {
  .site-header nav > a { display: none; }
}

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; padding-top: 4.5rem; text-align: center; }
  .hero-copy { display: flex; flex-direction: column; align-items: center; }
  .hero-visual { min-height: 660px; }
  .screenshot-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 620px; margin-inline: auto; }
  .privacy-intro { grid-template-columns: 1fr; }
  .privacy-intro > p:not(.eyebrow) { margin-bottom: 0; }
  .contact-section { grid-template-columns: auto 1fr; }
  .contact-section .button { grid-column: 2; justify-self: start; }
}

@media (max-width: 700px) {
  .site-header { min-height: 72px; }
  .brand > span { max-width: 165px; line-height: 1.1; }
  .site-header nav > a { display: none; }
  .language-picker select { max-width: 150px; }
  h1 { font-size: clamp(3rem, 15vw, 4.7rem); }
  .hero { min-height: auto; padding-bottom: 4rem; }
  .hero-visual { min-height: 580px; }
  .orbit-one { width: 390px; height: 390px; }
  .orbit-two { width: 480px; height: 480px; }
  .speed-card { left: 2%; top: 26%; }
  .privacy-card { right: 0; bottom: 10%; }
  .sensor-strip { padding: 1.2rem; gap: .7rem; }
  .feature-grid, .policy-grid { grid-template-columns: 1fr; }
  .feature-wide { grid-template-columns: 1fr; }
  .feature-wide .feature-icon { width: 88px; height: 88px; border-width: 9px; }
  .screenshot-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .9rem; }
  .screenshot-shell { padding: 5px; border-radius: 24px; }
  .screenshot-shell img { border-radius: 19px; }
  .contact-section { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  .contact-section .button { grid-column: 1; justify-self: stretch; }
  footer { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  footer nav { justify-content: center; flex-wrap: wrap; gap: .8rem 1.2rem; }
  .copyright { grid-column: 1; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}