:root {
  --black: #030911;
  --navy: #06121e;
  --navy2: #091d2b;
  --ice: #9de8ff;
  --blue: #20b9f5;
  --blue2: #087cb8;
  --white: #f5fbff;
  --muted: #a8bac7;
  --red: #ff4b42;
  --line: rgba(121,218,255,.25);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--black);
  color: var(--white);
  font-family: Arial, Helvetica, sans-serif;
}

.topbar {
  height: 80px;
  padding: 0 5vw;

  position: absolute;
  top: 0;
  left: 0;
  z-index: 50;

  width: 100%;

  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-weight: 900;
  letter-spacing: 3px;
  font-size: 22px;
}

.nav-ice {
  color: #e7eef2;
}

.nav-signal {
  color: var(--ice);
}

nav {
  display: flex;
  gap: 28px;
}

nav a {
  color: rgba(255,255,255,.78);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 10px;
}

.hero {
  position: relative;
  min-height: 900px;
  overflow: hidden;

  display: flex;
  align-items: center;
}

.hero-photo {
  position: absolute;
  inset: -18px;

  background:
    url("hero-brand.jpg")
    center center / cover no-repeat;

  /*
    Temporary treatment:
    obscures baked-in text from the current source asset while
    preserving the frozen-lake composition.
  */

  filter:
    blur(3px)
    brightness(.52)
    saturate(.85);

  transform: scale(1.04);
}

.hero-shade {
  position: absolute;
  inset: 0;

  background:
    radial-gradient(
      circle at 72% 50%,
      rgba(12,72,103,.10),
      transparent 28%
    ),
    linear-gradient(
      90deg,
      rgba(2,7,13,.98) 0%,
      rgba(3,11,19,.91) 30%,
      rgba(4,14,23,.58) 62%,
      rgba(3,9,15,.42) 100%
    ),
    linear-gradient(
      180deg,
      rgba(0,0,0,.15) 0%,
      transparent 60%,
      #030911 100%
    );
}

.hero-grid {
  width: min(1440px, 92%);
  margin: 100px auto 0;

  position: relative;
  z-index: 5;

  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 45px;
  align-items: center;
}

.hero-left {
  max-width: 760px;
}

.signal-logo {
  width: max-content;
  max-width: 100%;
}

.signal-waves {
  position: relative;

  width: 150px;
  height: 105px;

  margin: 0 0 12px 50px;
}

.wave {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);

  border: 6px solid var(--blue);
  border-bottom: 0;

  border-radius: 100px 100px 0 0;
}

.wave-1 {
  width: 54px;
  height: 25px;
  top: 48px;
}

.wave-2 {
  width: 92px;
  height: 42px;
  top: 27px;
  opacity: .82;
}

.wave-3 {
  width: 135px;
  height: 62px;
  top: 2px;
  opacity: .55;
}

.signal-point {
  position: absolute;

  width: 25px;
  height: 25px;

  bottom: 3px;
  left: 50%;

  transform:
    translateX(-50%)
    rotate(45deg);

  background: var(--ice);

  box-shadow:
    0 0 20px rgba(37,191,249,.7);
}

.big-wordmark {
  font-size: clamp(56px, 7vw, 102px);
  line-height: .87;
  letter-spacing: -5px;
  font-weight: 900;
}

.big-wordmark span {
  color: #e8eef1;
}

.big-wordmark strong {
  color: var(--ice);
}

.main-tagline {
  margin-top: 20px;

  letter-spacing: 10px;
  font-size: 13px;

  color: #ecf7fc;
}

.hero-copy {
  max-width: 610px;

  color: #c8d9e2;

  font-size: 19px;
  line-height: 1.6;

  margin: 30px 0;
}

.feature-row {
  display: grid;
  grid-template-columns: repeat(3,1fr);

  gap: 13px;

  margin-top: 35px;
}

.feature-row article {
  padding: 18px 18px 20px;

  background:
    rgba(4,19,30,.69);

  border:
    1px solid rgba(106,207,246,.25);

  backdrop-filter: blur(6px);
}

.feature-symbol {
  color: var(--blue);
  font-size: 27px;
  margin-bottom: 10px;
}

.feature-row h3 {
  margin: 0 0 8px;

  letter-spacing: 3px;
  font-size: 13px;
}

.feature-row p {
  margin: 0;

  color: #acbdc8;

  line-height: 1.45;
  font-size: 12px;
}

.safety-box {
  max-width: 680px;

  margin-top: 23px;

  padding: 19px 20px;

  display: grid;
  grid-template-columns: 45px 1fr;

  gap: 15px;

  border:
    1px solid rgba(255,75,66,.37);

  background:
    rgba(78,8,8,.25);
}

.safety-icon {
  width: 38px;
  height: 38px;

  border:
    2px solid var(--red);

  border-radius: 50%;

  color: var(--red);

  display: grid;
  place-items: center;

  font-size: 21px;
  font-weight: 900;
}

.safety-box h4 {
  margin: 0 0 7px;

  color: #ff6d65;

  letter-spacing: 2px;
  font-size: 12px;
}

.safety-box p {
  margin: 0 0 5px;

  color: #c7d1d7;

  font-size: 11px;
  line-height: 1.5;
}

.safety-box strong {
  font-size: 11px;
}

.hero-right {
  min-height: 680px;

  position: relative;

  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-glow {
  position: absolute;

  width: 440px;
  height: 440px;

  border-radius: 50%;

  background:
    radial-gradient(
      circle,
      rgba(32,185,245,.15),
      transparent 65%
    );

  filter: blur(10px);
}

.phone {
  position: relative;
  z-index: 3;

  width: 330px;
  height: 655px;

  padding: 12px;

  border-radius: 43px;

  background:
    linear-gradient(
      145deg,
      #b7c5cc,
      #384954 16%,
      #0b1319 45%,
      #71828b 100%
    );

  box-shadow:
    0 32px 80px rgba(0,0,0,.7),
    0 0 60px rgba(32,185,245,.12);
}

.phone-screen {
  height: 100%;

  border-radius: 32px;

  overflow: hidden;

  background:
    #071c29;

  position: relative;
}

.phone-speaker {
  position: absolute;

  z-index: 8;

  width: 75px;
  height: 6px;

  border-radius: 20px;

  background: #080b0d;

  top: 20px;
  left: 50%;

  transform: translateX(-50%);
}

.map-top {
  height: 72px;

  padding: 27px 18px 12px;

  display: flex;
  justify-content: space-between;
  align-items: center;

  background:
    #07131c;
}

.map-brand {
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 1px;
}

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

.live-pill {
  font-size: 8px;

  letter-spacing: 1px;

  padding: 5px 8px;

  border-radius: 12px;

  border:
    1px solid var(--line);

  color: var(--ice);
}

.fake-map {
  height: 385px;

  position: relative;

  overflow: hidden;

  background:
    radial-gradient(
      ellipse at 63% 55%,
      #466b79 0%,
      #315766 19%,
      #183a48 39%,
      #102a36 60%,
      #0d222d 100%
    );
}

.fake-map:before,
.fake-map:after {
  content: "";

  position: absolute;

  background:
    #172d25;

  border:
    1px solid rgba(130,169,148,.2);
}

.fake-map:before {
  width: 160px;
  height: 420px;

  left: -80px;
  top: -10px;

  transform: rotate(-14deg);
}

.fake-map:after {
  width: 155px;
  height: 370px;

  right: -96px;
  top: 60px;

  transform: rotate(19deg);
}

.road {
  position: absolute;

  height: 2px;

  background:
    rgba(190,215,222,.24);

  z-index: 2;
}

.road-1 {
  width: 280px;

  top: 117px;
  left: 25px;

  transform: rotate(-19deg);
}

.road-2 {
  width: 230px;

  top: 257px;
  left: 65px;

  transform: rotate(24deg);
}

.marker {
  position: absolute;

  z-index: 8;

  width: 31px;
  height: 31px;

  border-radius: 50% 50% 50% 5px;

  transform: rotate(-45deg);

  display: grid;
  place-items: center;

  font-weight: 900;
  font-size: 13px;

  box-shadow:
    0 3px 10px rgba(0,0,0,.45);
}

.marker.red {
  background: var(--red);
}

.marker.blue {
  background: var(--blue);
}

.marker.red,
.marker.blue {
  color: white;
}

.marker > * {
  transform: rotate(45deg);
}

.m1 {
  top: 91px;
  left: 175px;
}

.m2 {
  top: 245px;
  left: 92px;
}

.m3 {
  top: 173px;
  left: 216px;
}

.m4 {
  top: 303px;
  left: 190px;
}

.user-location {
  position: absolute;

  top: 215px;
  left: 145px;

  z-index: 10;

  width: 26px;
  height: 26px;

  border:
    2px solid white;

  border-radius: 50%;

  background:
    rgba(32,185,245,.35);

  box-shadow:
    0 0 0 10px rgba(32,185,245,.13);
}

.user-location span {
  display: block;

  width: 9px;
  height: 9px;

  margin: 6px;

  border-radius: 50%;

  background: var(--blue);
}

.map-card {
  margin:
    -18px 14px 0;

  position: relative;
  z-index: 15;

  padding: 14px 16px;

  border-radius: 9px;

  background:
    rgba(5,17,25,.95);

  border:
    1px solid rgba(118,216,255,.22);

  box-shadow:
    0 8px 24px rgba(0,0,0,.4);
}

.hazard-label {
  color: var(--red);

  letter-spacing: 1.5px;

  font-size: 8px;

  margin-bottom: 4px;
}

.map-card strong {
  display: block;

  font-size: 12px;
}

.map-card small {
  display: block;

  color: var(--muted);

  font-size: 9px;

  margin-top: 4px;
}

.phone-nav {
  display: flex;
  justify-content: space-around;

  padding-top: 24px;

  font-size: 8px;
  letter-spacing: 1px;

  color: #8097a4;
}

.phone-nav span:first-child {
  color: var(--blue);
}

.right-message {
  position: absolute;

  right: -10px;
  bottom: 28px;

  text-align: right;

  letter-spacing: 3px;

  font-size: 13px;
}

.right-message strong {
  color: var(--ice);

  font-size: 18px;
}

.development {
  padding:
    115px 7vw;

  text-align: center;

  background:
    radial-gradient(
      circle at 50% 0%,
      rgba(26,170,224,.11),
      transparent 35%
    ),
    #06101a;
}

.section-kicker {
  color: var(--blue);

  letter-spacing: 5px;

  font-size: 10px;
  font-weight: 800;
}

.development h2 {
  max-width: 900px;

  margin:
    13px auto 20px;

  font-size:
    clamp(38px,5vw,67px);

  line-height: 1.05;
}

.development-copy {
  max-width: 720px;

  margin: auto;

  color: var(--muted);

  font-size: 17px;
  line-height: 1.7;
}

.status {
  display: inline-flex;

  align-items: center;

  gap: 10px;

  margin-top: 30px;

  padding: 10px 17px;

  border:
    1px solid var(--line);

  border-radius: 30px;

  font-size: 10px;

  letter-spacing: 2px;
}

.status span {
  width: 8px;
  height: 8px;

  border-radius: 50%;

  background: var(--blue);

  box-shadow:
    0 0 11px var(--blue);
}

.brand-strip {
  min-height: 260px;

  padding:
    55px 7vw;

  display: flex;
  justify-content: space-between;
  align-items: center;

  background:
    linear-gradient(
      90deg,
      #050d15,
      #0c2634,
      #07131d
    );

  border-top:
    1px solid var(--line);
}

.strip-wordmark {
  margin-top: 10px;

  font-size: 34px;

  letter-spacing: 3px;

  font-weight: 900;
}

.strip-wordmark strong {
  color: var(--ice);
}

.brand-strip p {
  letter-spacing: 5px;

  color: #bacbd4;

  font-size: 9px;
}

.mini-icon {
  position: relative;

  width: 50px;
  height: 50px;

  border:
    2px solid var(--blue);

  border-radius: 50%;

  display: grid;
  place-items: center;
}

.mini-icon span {
  width: 16px;
  height: 16px;

  background: var(--blue);

  transform: rotate(45deg);
}

.brand-domain {
  text-align: right;
}

.brand-domain strong {
  display: block;

  color: var(--ice);

  letter-spacing: 5px;

  font-size: 17px;
}

.brand-domain span {
  display: block;

  margin-top: 9px;

  color: var(--muted);

  font-size: 10px;
}

footer {
  padding: 28px;

  text-align: center;

  color: #667a87;

  background:
    #03080d;

  font-size: 10px;
}


@media (max-width: 980px) {

  nav {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid {
    grid-template-columns: 1fr;

    margin-top: 115px;

    padding-bottom: 80px;
  }

  .hero-left {
    max-width: none;
  }

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

  .hero-right {
    min-height: 700px;
  }

  .right-message {
    right: 10%;
  }

}


@media (max-width: 600px) {

  .topbar {
    padding:
      0 20px;
  }

  .hero-grid {
    width: 90%;
  }

  .big-wordmark {
    letter-spacing: -3px;
  }

  .main-tagline {
    letter-spacing: 5px;
  }

  .signal-waves {
    margin-left: 25px;
  }

  .safety-box {
    grid-template-columns: 1fr;
  }

  .hero-right {
    min-height: 620px;
  }

  .phone {
    width: 278px;
    height: 555px;
  }

  .fake-map {
    height: 325px;
  }

  .brand-strip {
    flex-direction: column;

    gap: 35px;

    text-align: center;
  }

  .brand-domain {
    text-align: center;
  }

}