:root {
  --oxygen-white: #ffffff;
  --oxygen-soft-white: rgba(255, 255, 255, 0.78);
  --oxygen-blue: #2867ff;
  --oxygen-cyan: #72b6ff;
  --oxygen-deep: #050d2b;
  --oxygen-navy: #071747;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  scroll-behavior: smooth;
}

.oxygen-coming-soon-body {
  min-height: 100%;
  margin: 0;
  overflow-x: hidden;
  color: var(--oxygen-white);
  background: var(--oxygen-deep);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
}

.oxygen-coming-soon-body a {
  color: inherit;
  text-decoration: none;
}

.oxygen-hero {
  position: relative;
  isolation: isolate;
  min-height: 100svh;
  overflow: hidden;
  padding: clamp(28px, 4.8vw, 78px) clamp(24px, 5.8vw, 112px);
  background:
    radial-gradient(circle at 20% 82%, rgba(42, 86, 255, 0.78) 0%, rgba(30, 64, 203, 0.48) 24%, rgba(7, 19, 63, 0) 48%),
    radial-gradient(circle at 0% 100%, rgba(48, 93, 255, 0.52) 0%, rgba(15, 39, 132, 0.34) 34%, rgba(5, 13, 43, 0) 58%),
    radial-gradient(circle at 72% 18%, rgba(33, 73, 194, 0.24) 0%, rgba(6, 18, 58, 0) 36%),
    linear-gradient(115deg, #071036 0%, #0b1a57 43%, #05102f 100%);
}

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

.oxygen-hero::before {
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 96px 96px;
  mask-image: radial-gradient(circle at 18% 88%, rgba(0, 0, 0, 0.58), transparent 54%);
}

.oxygen-hero::after {
  z-index: -1;
  background:
    radial-gradient(ellipse at 38% 92%, rgba(35, 83, 255, 0.3) 0%, rgba(35, 83, 255, 0) 42%),
    linear-gradient(90deg, rgba(5, 13, 43, 0) 0%, rgba(5, 13, 43, 0.42) 76%, rgba(4, 10, 31, 0.9) 100%);
}

.oxygen-header {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
}

.oxygen-logo {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: clamp(1.28rem, 1.35vw, 1.8rem);
  font-weight: 700;
  line-height: 1;
  text-shadow: 0 0 18px rgba(255, 255, 255, 0.24);
}

.oxygen-logo-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--oxygen-white);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.8);
}

.oxygen-nav {
  position: absolute;
  left: 50%;
  display: flex;
  gap: clamp(34px, 4vw, 64px);
  align-items: center;
  transform: translateX(-50%);
}

.oxygen-nav a {
  font-size: clamp(1rem, 1.02vw, 1.32rem);
  font-weight: 300;
  color: rgba(255, 255, 255, 0.75);
  transition: color 180ms ease, text-shadow 180ms ease;
}

.oxygen-nav a:hover,
.oxygen-nav a:focus-visible {
  color: var(--oxygen-white);
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.38);
}

.oxygen-nav a:focus-visible,
.oxygen-logo:focus-visible,
.oxygen-subscribe input:focus-visible,
.oxygen-subscribe button:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.88);
  outline-offset: 5px;
}

.oxygen-content {
  position: absolute;
  z-index: 2;
  left: clamp(28px, 5.8vw, 112px);
  bottom: clamp(34px, 8.5vh, 118px);
  width: min(56rem, calc(100% - clamp(56px, 11.6vw, 224px)));
}

.oxygen-kicker {
  display: flex;
  align-items: center;
  gap: clamp(16px, 1.8vw, 28px);
  margin: 0 0 clamp(26px, 3.2vh, 46px);
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1.55rem, 2.4vw, 3rem);
  font-weight: 300;
  line-height: 1;
}

.oxygen-kicker span {
  display: block;
  width: clamp(54px, 5vw, 88px);
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(46, 102, 255, 0), var(--oxygen-blue));
  box-shadow: 0 0 18px rgba(40, 103, 255, 0.48);
}

.oxygen-title {
  margin: 0;
  color: var(--oxygen-white);
  font-size: clamp(5.8rem, 11.7vw, 14.5rem);
  font-weight: 300;
  letter-spacing: 0;
  line-height: 0.82;
  text-transform: uppercase;
  text-shadow: 0 0 40px rgba(255, 255, 255, 0.08);
}

.oxygen-subscribe {
  width: min(31rem, 100%);
  margin-top: clamp(30px, 4.8vh, 64px);
}

.oxygen-subscribe-label {
  display: block;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.oxygen-subscribe-control {
  display: flex;
  min-height: 54px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 68px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(18px);
}

.oxygen-subscribe input,
.oxygen-subscribe button {
  min-width: 0;
  border: 0;
  font: inherit;
}

.oxygen-subscribe input {
  flex: 1 1 auto;
  width: 100%;
  padding: 0 20px;
  color: var(--oxygen-white);
  background: transparent;
}

.oxygen-subscribe input::placeholder {
  color: rgba(255, 255, 255, 0.58);
}

.oxygen-subscribe button {
  flex: 0 0 auto;
  padding: 0 24px;
  color: #07113a;
  background: var(--oxygen-white);
  cursor: pointer;
  font-weight: 700;
  transition: background 180ms ease, transform 180ms ease;
}

.oxygen-subscribe button:hover,
.oxygen-subscribe button:focus-visible {
  background: #dce8ff;
}

.oxygen-subscribe button:active {
  transform: scale(0.98);
}

.oxygen-subscribe-status {
  min-height: 22px;
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.95rem;
}

.oxygen-atmosphere {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.oxygen-streak {
  position: absolute;
  display: block;
  width: var(--streak-width, 76px);
  height: var(--streak-height, 5px);
  border-radius: 999px;
  opacity: var(--streak-opacity, 0.78);
  transform: rotate(var(--streak-angle, -18deg));
  transform-origin: center;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0), var(--streak-color, #2f75ff), rgba(255, 255, 255, 0));
  filter: blur(var(--streak-blur, 0));
  animation: oxygen-drift var(--streak-speed, 8s) ease-in-out infinite;
  animation-delay: var(--streak-delay, 0s);
}

.oxygen-streak::after {
  content: "";
  position: absolute;
  inset: -12px -18px;
  border-radius: inherit;
  background: inherit;
  filter: blur(14px);
  opacity: 0.34;
}

.oxygen-streak-1 {
  --streak-width: 92px;
  --streak-height: 5px;
  --streak-angle: 14deg;
  --streak-color: #2d71ff;
  --streak-speed: 9s;
  top: 3.6%;
  left: 61%;
}

.oxygen-streak-2 {
  --streak-width: 72px;
  --streak-height: 7px;
  --streak-angle: 1deg;
  --streak-color: #ffffff;
  --streak-speed: 11s;
  --streak-delay: -2s;
  top: 14.4%;
  left: 60%;
}

.oxygen-streak-3 {
  --streak-width: 96px;
  --streak-height: 5px;
  --streak-angle: -17deg;
  --streak-color: #2c72ff;
  --streak-speed: 10s;
  --streak-delay: -3s;
  top: 26%;
  left: 61%;
}

.oxygen-streak-4 {
  --streak-width: 92px;
  --streak-height: 9px;
  --streak-angle: -30deg;
  --streak-color: #ffffff;
  --streak-speed: 9.5s;
  --streak-delay: -1s;
  top: 35.8%;
  left: 63.4%;
}

.oxygen-streak-5 {
  --streak-width: 84px;
  --streak-height: 5px;
  --streak-angle: -48deg;
  --streak-color: #2872ff;
  --streak-speed: 8.5s;
  --streak-delay: -4s;
  top: 41.8%;
  left: 67.6%;
}

.oxygen-streak-6 {
  --streak-width: 86px;
  --streak-height: 13px;
  --streak-angle: -61deg;
  --streak-color: #ffffff;
  --streak-speed: 10.5s;
  --streak-delay: -2.8s;
  top: 49.8%;
  left: 72%;
}

.oxygen-streak-7 {
  --streak-width: 78px;
  --streak-height: 5px;
  --streak-angle: -77deg;
  --streak-color: #2d7cff;
  --streak-speed: 8.8s;
  --streak-delay: -5s;
  top: 53.5%;
  left: 79%;
}

.oxygen-streak-8 {
  --streak-width: 76px;
  --streak-height: 8px;
  --streak-angle: 90deg;
  --streak-color: #ffffff;
  --streak-speed: 9.7s;
  --streak-delay: -3.6s;
  top: 56%;
  left: 84.4%;
}

.oxygen-streak-9 {
  --streak-width: 80px;
  --streak-height: 5px;
  --streak-angle: 76deg;
  --streak-color: #2b79ff;
  --streak-speed: 8.3s;
  --streak-delay: -1.5s;
  top: 53.5%;
  left: 90.8%;
}

.oxygen-streak-10 {
  --streak-width: 86px;
  --streak-height: 9px;
  --streak-angle: 58deg;
  --streak-color: #ffffff;
  --streak-speed: 10.2s;
  --streak-delay: -4.7s;
  top: 50%;
  left: 96%;
}

@keyframes oxygen-drift {
  0%,
  100% {
    translate: 0 0;
  }

  45% {
    translate: 18px -10px;
  }

  70% {
    translate: -8px 7px;
  }
}

@media (max-width: 900px) {
  .oxygen-header {
    align-items: flex-start;
  }

  .oxygen-nav {
    position: static;
    transform: none;
    gap: 24px;
  }

  .oxygen-content {
    width: calc(100% - 48px);
  }

  .oxygen-title {
    font-size: clamp(5rem, 19vw, 9rem);
  }

  .oxygen-subscribe {
    width: min(29rem, 100%);
  }
}

@media (max-width: 640px) {
  .oxygen-hero {
    padding: 24px 22px 32px;
  }

  .oxygen-header {
    gap: 22px;
  }

  .oxygen-logo {
    font-size: 1.18rem;
  }

  .oxygen-logo-dot {
    width: 10px;
    height: 10px;
  }

  .oxygen-nav {
    gap: 18px;
  }

  .oxygen-nav a {
    font-size: 0.94rem;
  }

  .oxygen-content {
    left: 22px;
    right: 22px;
    bottom: 28px;
    width: auto;
  }

  .oxygen-kicker {
    gap: 14px;
    margin-bottom: 24px;
    font-size: clamp(1.35rem, 7.3vw, 2rem);
  }

  .oxygen-kicker span {
    width: 42px;
    height: 3px;
  }

  .oxygen-title {
    font-size: clamp(4.2rem, 17vw, 6.2rem);
  }

  .oxygen-subscribe {
    margin-top: 30px;
  }

  .oxygen-subscribe-control {
    min-height: 50px;
  }

  .oxygen-subscribe input {
    padding: 0 16px;
  }

  .oxygen-subscribe button {
    padding: 0 18px;
  }

  .oxygen-streak-1,
  .oxygen-streak-2,
  .oxygen-streak-3,
  .oxygen-streak-4 {
    left: auto;
    right: 8%;
  }

  .oxygen-streak-5,
  .oxygen-streak-6,
  .oxygen-streak-7,
  .oxygen-streak-8,
  .oxygen-streak-9,
  .oxygen-streak-10 {
    opacity: 0.52;
  }
}

@media (max-width: 520px) {
  .oxygen-header {
    flex-direction: column;
  }

  .oxygen-content {
    bottom: 24px;
  }

  .oxygen-title {
    font-size: clamp(3.85rem, 16.4vw, 4.45rem);
  }

  .oxygen-subscribe-control {
    flex-direction: column;
    min-height: 0;
    overflow: visible;
    border-radius: 24px;
  }

  .oxygen-subscribe {
    width: min(100%, 21rem);
    max-width: calc(100vw - 44px);
  }

  .oxygen-subscribe input,
  .oxygen-subscribe button {
    min-height: 48px;
  }

  .oxygen-subscribe button {
    border-radius: 999px;
    margin: 0 6px 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .oxygen-streak {
    animation: none;
  }

  .oxygen-nav a,
  .oxygen-subscribe button {
    transition: none;
  }
}