:root {
  --black: #000;
  --red: #f80000;
  --white: #fff;
  --grey: #888;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--black);
  font-family: "Raleway", Arial, Helvetica, sans-serif;
  text-rendering: geometricPrecision;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

.landing {
  width: 100%;
  min-height: 100svh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  overflow: hidden;
  background: var(--white);
}

/* Desktop source mockup: Artboard 1.png, 1440 × 780. */
.artboard {
  position: relative;
  width: min(100vw, calc(100svh * 1440 / 780));
  aspect-ratio: 1440 / 780;
  background: var(--white);
  overflow: hidden;
  container-type: inline-size;
}

.brand-mark,
.headline,
.intro,
.launch-note,
.social-links {
  position: absolute;
  margin: 0;
}

.brand-mark {
  left: 3.75%;        /* 54 / 1440 */
  top: 8.718%;        /* 68 / 780 */
  width: 47.222%;     /* 680 / 1440 */
  text-decoration: none;
}

.brand-mark img {
  width: 100%;
  height: auto;
}

.headline {
  left: 52.5%;        /* 756 / 1440 */
  top: 31.795%;       /* 248 / 780; visual red bbox starts ≈258 */
  color: var(--red);
  font-size: 4.167cqw; /* 60px at 1440px */
  font-weight: 300;
  line-height: 0.965;
  letter-spacing: 0.002em;
}

.headline span {
  display: block;
}

.intro {
  left: 52.5%;        /* 756 / 1440 */
  top: 57.692%;       /* 450 / 780 */
  width: 43.125%;     /* 621 / 1440 */
  color: var(--black);
  font-size: 1.778cqw; /* ≈25.6px at 1440px */
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.021em;
}

.intro strong {
  font-weight: 800;
}

.red-stop {
  color: var(--red);
}

.launch-note {
  left: 52.5%;        /* 756 / 1440 */
  top: 78.462%;       /* 612 / 780; adds clear paragraph gap below body copy */
  color: var(--red);
  font-size: 1.618cqw; /* ≈23.3px at 1440px */
  font-weight: 400;
  line-height: 1.13;
  letter-spacing: -0.012em;
}

.social-links {
  left: 52.43%;       /* 755 / 1440 */
  top: 88.205%;       /* 688 / 780; moved down with launch note */
  display: flex;
  align-items: center;
  gap: 2.639cqw;      /* ≈38px at 1440px */
}

.social-links a {
  width: 2.778cqw;    /* 40px at 1440px */
  height: 2.778cqw;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  transition: transform 160ms ease, opacity 160ms ease;
}

.social-links img {
  width: 100%;
  height: 100%;
}

.social-links a:hover,
.social-links a:focus-visible {
  transform: translateY(-2px);
  opacity: 0.82;
}

.social-links a:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 4px;
}

/* Mobile source mockup: Artboard 2.png, 621 × 1081. */
@media (max-width: 720px) {
  .landing {
    align-items: flex-start;
    overflow: hidden;
  }

  .artboard {
    width: min(100vw, calc(100svh * 621 / 1081));
    aspect-ratio: 621 / 1081;
  }

  .brand-mark {
    left: 12.882%;       /* 80 / 621 */
    top: 9.343%;         /* 101 / 1081 */
    width: 74.235%;      /* 461 / 621 */
  }

  .headline {
    left: 0;
    top: 42.0%;          /* 454 / 1081; visual red bbox starts ≈464 */
    width: 100%;
    text-align: center;
    font-size: 9.662cqw; /* 60px at 621px */
    line-height: 0.965;
    letter-spacing: 0.002em;
  }

  .intro {
    left: 11.755%;       /* 73 / 621 */
    top: 60.5%;          /* ≈654 / 1081 */
    width: 77.295%;      /* 480 / 621 */
    text-align: center;
    font-size: 3.785cqw; /* ≈23.5px at 621px */
    line-height: 1.10;
    letter-spacing: -0.018em;
  }

  .desktop-break {
    display: none;
  }

  .launch-note {
    left: 0;
    top: 74.838%;        /* 809 / 1081 */
    width: 100%;
    text-align: center;
    font-size: 3.736cqw; /* ≈23.2px at 621px */
    line-height: 1.10;
    letter-spacing: -0.01em;
  }

  .social-links {
    left: 0;
    top: 86.864%;        /* 939 / 1081 */
    width: 100%;
    justify-content: center;
    gap: 6.119cqw;       /* 38px at 621px */
  }

  .social-links a {
    width: 6.441cqw;     /* 40px at 621px */
    height: 6.441cqw;
  }
}

@media (max-width: 380px) {
  .headline {
    font-size: 9.5cqw;
  }
}