@font-face {
  font-family: "Manrope";
  src: url("fonts/Manrope-VariableFont_wght.ttf") format("truetype");
  font-weight: 200 800;
  font-style: normal;
  font-display: block;
}

:root {
  --ink: #f7fbff;
  --soft-ink: rgba(228, 244, 255, .82);
  --quiet-ink: rgba(247, 251, 255, .72);
  --hero-width: min(39rem, calc(100% - 3rem));
  --hero-offset: clamp(2.35rem, 9vw, 8rem);
  --logo-deep: #002070;
  --logo-navy: #002080;
  --logo-royal: #0030a0;
  --logo-blue: #0080ff;
  --logo-bright: #40b0ff;
  --logo-sky: #70c0f0;
  --logo-ice: #d0f0ff;
  --gold: #ffc57a;
  --night: #031727;
  --control-border: rgba(112, 192, 240, .24);
  --control-color: rgba(228, 244, 255, .86);
  --control-bg: rgba(3, 23, 39, .08);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  min-height: 100%;
  margin: 0;
  overflow: hidden;
}

body {
  color: var(--ink);
  font-family: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--night);
}

button,
input {
  font: inherit;
}

button,
a,
img {
  -webkit-tap-highlight-color: transparent;
}

.hero {
  position: relative;
  display: grid;
  width: 100%;
  max-width: 100vw;
  height: 100vh;
  min-height: 100vh;
  height: 100svh;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
}

.hero__media,
.hero__shade {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero__media {
  background-color: var(--night);
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  opacity: 0;
  transition: opacity .5s ease;
  will-change: opacity;
}

.hero__media--dawn {
  background-image: url("images/subzero-bg-dawn.webp");
  opacity: 1;
}

.hero__media--dusk {
  background-image: url("images/subzero-bg-dusk.webp");
}

.hero[data-theme="dawn"] .hero__media--dawn,
.hero[data-theme="dusk"] .hero__media--dusk,
:root[data-theme="dawn"] .hero__media--dawn,
:root[data-theme="dusk"] .hero__media--dusk {
  opacity: 1;
}

.hero[data-theme="dawn"] .hero__media--dusk,
.hero[data-theme="dusk"] .hero__media--dawn,
:root[data-theme="dawn"] .hero__media--dusk,
:root[data-theme="dusk"] .hero__media--dawn {
  opacity: 0;
}

.hero__shade {
  z-index: -1;
  background:
    radial-gradient(circle at 17% 51%, rgba(255, 193, 116, .08), transparent 21rem),
    radial-gradient(circle at 50% 48%, rgba(48, 176, 240, .08), transparent 20rem),
    linear-gradient(90deg, rgba(2, 13, 23, .36) 0%, rgba(2, 13, 23, .24) 38%, rgba(2, 13, 23, .08) 72%, rgba(2, 13, 23, .02) 100%),
    linear-gradient(180deg, rgba(2, 13, 23, .08) 0%, rgba(2, 13, 23, .13) 58%, rgba(2, 13, 23, .42) 100%);
}

.theme-toggle,
.landscape-notice {
  position: absolute;
  top: clamp(1rem, 2.2vw, 1.65rem);
  z-index: 2;
  min-height: 0;
  border: 1px solid var(--control-border);
  border-radius: 999px;
  padding: .42rem .74rem;
  color: var(--control-color);
  background: var(--control-bg);
  font-size: .76rem;
  font-weight: 560;
  line-height: 1;
  letter-spacing: .02em;
  white-space: nowrap;
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .1),
    0 .8rem 1.6rem rgba(0, 22, 44, .08);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: color .18s ease, border-color .18s ease, background .18s ease, transform .18s ease;
}

.theme-toggle {
  right: clamp(1rem, 2.2vw, 1.65rem);
}

.theme-toggle:hover,
.landscape-notice:hover {
  color: #ffffff;
  border-color: rgba(128, 208, 255, .44);
  background: rgba(0, 128, 255, .08);
  transform: translateY(-1px);
}

.landscape-notice {
  display: none;
}

.desktop-info {
  position: absolute;
  top: calc(env(safe-area-inset-top, 0px) + 3.25rem);
  left: 50%;
  z-index: 3;
  display: grid;
  gap: .34rem;
  width: min(25rem, calc(100vw - 1.5rem));
  border: 1px solid rgba(112, 192, 240, .26);
  border-radius: 16px;
  padding: .72rem .92rem;
  color: var(--control-color);
  background: rgba(3, 23, 39, .12);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .1),
    0 .9rem 1.8rem rgba(0, 22, 44, .1);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -.28rem);
  transition: opacity .3s ease, transform .3s ease;
}

.desktop-info.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.desktop-info[hidden] {
  display: none;
}

.desktop-info strong {
  color: #ffffff;
  font-size: .78rem;
  font-weight: 650;
  line-height: 1.1;
}

.desktop-info span {
  font-size: .72rem;
  font-weight: 500;
  line-height: 1.35;
  white-space: nowrap;
  text-wrap: nowrap;
  overflow-wrap: normal;
  word-break: keep-all;
}

.hero__stage {
  position: absolute;
  inset: 0 auto 0 var(--hero-offset);
  width: var(--hero-width);
  min-width: 0;
  z-index: 1;
}

.hero__content {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  min-width: 0;
  padding: clamp(1.4rem, 3.4vw, 2.7rem) 0 5.35rem;
  text-align: center;
  transform: translateY(-55%);
}

.brand-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  min-width: 0;
  margin: 0 auto;
}

.logo {
  display: block;
  width: clamp(21.21rem, 34.75vw, 31.32rem);
  height: auto;
  margin: 0 auto clamp(-4.33rem, -4.77vw, -2.76rem);
  filter: drop-shadow(0 1.15rem 2.25rem rgba(0, 32, 64, .3));
  user-select: none;
  -webkit-user-drag: none;
}

h1 {
  margin: 0;
  color: var(--logo-sky);
  background:
    linear-gradient(112deg, var(--logo-deep) 0%, var(--logo-royal) 15%, var(--logo-blue) 31%, var(--logo-bright) 45%, var(--logo-ice) 56%, #80d0ff 66%, var(--logo-bright) 79%, var(--logo-navy) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  font-size: clamp(2.33rem, 5.36vw, 4.22rem);
  font-weight: 410;
  letter-spacing: .02em;
  line-height: .92;
  text-shadow:
    0 0 1rem rgba(112, 192, 240, .18),
    0 .85rem 2rem rgba(0, 18, 38, .14);
}

.tagline {
  width: min(100%, 40rem);
  margin: clamp(1.12rem, 2vw, 1.52rem) auto 0;
  color: var(--logo-sky);
  background: linear-gradient(112deg, #f7fbff 0%, var(--logo-ice) 18%, #a8e2ff 36%, #80d0ff 55%, var(--logo-bright) 74%, var(--logo-ice) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  font-size: clamp(1.25rem, 2.25vw, 1.9rem);
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1.18;
  white-space: nowrap;
  text-shadow: 0 .72rem 2rem rgba(0, 18, 38, .2);
}

.intro {
  width: min(100%, 38rem);
  max-width: 38rem;
  margin: clamp(1.32rem, 2.5vw, 1.78rem) auto 0;
  color: var(--soft-ink);
  font-size: clamp(1rem, 1.26vw, 1.08rem);
  font-weight: 430;
  line-height: 1.68;
  text-wrap: pretty;
  overflow-wrap: normal;
}

.launch {
  display: grid;
  grid-template-columns: minmax(2.5rem, 1fr) auto minmax(2.5rem, 1fr);
  align-items: center;
  gap: 1.18rem;
  width: min(27rem, 100%);
  margin: clamp(1.1725rem, calc(.7vw + 1.1225rem), 1.5425rem) auto 0;
  color: #dff6ff;
  font-size: .8rem;
  font-weight: 650;
  letter-spacing: .17em;
  line-height: 1;
  text-transform: uppercase;
  animation: launch-breathe 7.5s ease-in-out infinite;
}

.launch::before,
.launch::after {
  content: "";
  height: 2px;
  background: linear-gradient(90deg, rgba(208, 240, 255, .02) 0%, rgba(176, 224, 255, .22) 24%, rgba(128, 208, 255, .48) 58%, rgba(96, 192, 255, .84) 100%);
}

.launch::after {
  background: linear-gradient(90deg, rgba(96, 192, 255, .84) 0%, rgba(128, 208, 255, .48) 42%, rgba(176, 224, 255, .22) 76%, rgba(208, 240, 255, .02) 100%);
}

.signup {
  display: grid;
  grid-template-columns: minmax(16rem, 1fr) auto;
  gap: .7rem;
  width: min(32.75rem, 100%);
  max-width: 100%;
  margin: clamp(1.715rem, calc(1.42vw + 1.375rem), 2.255rem) auto 0;
  padding: .42rem;
  border: 1px solid rgba(112, 192, 240, .2);
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(255, 255, 255, .006), rgba(0, 128, 240, .004), rgba(0, 32, 112, .003));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .09),
    0 .85rem 1.8rem rgba(0, 22, 44, .018);
  backdrop-filter: none;
}

@media (min-width: 1025px) and (max-height: 780px) {
  .hero__content {
    padding: clamp(1rem, 2.2vw, 1.65rem) 0 4.8rem;
    transform: translateY(-52%);
  }

  .logo {
    width: clamp(17.4rem, min(31vw, 55svh), 27.6rem);
    margin-bottom: clamp(-3.35rem, max(-3.75vw, -7.2svh), -2.38rem);
  }

  h1 {
    font-size: clamp(2.05rem, min(4.85vw, 8.4svh), 3.78rem);
  }

  .tagline {
    margin-top: clamp(.92rem, 1.55vw, 1.22rem);
  }

  .intro {
    margin-top: clamp(1rem, 1.85vw, 1.35rem);
    line-height: 1.58;
  }

  .launch {
    margin-top: clamp(.92rem, calc(.55vw + .82rem), 1.18rem);
  }

  .signup {
    margin-top: clamp(1.12rem, calc(.9vw + .92rem), 1.55rem);
  }

  .footer {
    bottom: clamp(.9rem, 2.25vw, 1.55rem);
  }
}

input {
  width: 100%;
  min-width: 0;
  min-height: 3rem;
  border: 1px solid rgba(112, 192, 240, .26);
  border-radius: 10px;
  padding: 0 1.1rem;
  color: var(--ink);
  background: transparent;
  outline: none;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .11),
    0 0 0 1px rgba(0, 128, 255, .035);
  backdrop-filter: none;
  text-shadow: 0 .1rem .5rem rgba(0, 15, 32, .26);
}

input::placeholder {
  color: rgba(239, 249, 255, .62);
}

input:focus {
  border-color: rgba(48, 176, 240, .74);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .14),
    0 0 0 4px rgba(0, 128, 240, .16);
}

.signup button {
  min-height: 3rem;
  border: 1px solid rgba(112, 192, 240, .3);
  border-radius: 10px;
  padding: 0 1.24rem;
  color: #ffffff;
  background: transparent;
  font-weight: 620;
  letter-spacing: 0;
  white-space: nowrap;
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .14),
    0 0 0 1px rgba(0, 128, 255, .04),
    0 .62rem 1.2rem rgba(0, 32, 112, .012);
  backdrop-filter: none;
  text-shadow: 0 .1rem .55rem rgba(0, 15, 32, .34);
  transition: transform .18s ease, box-shadow .18s ease, filter .18s ease;
}

.signup button:hover {
  transform: translateY(-1px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .34),
    0 1rem 2.2rem rgba(0, 48, 160, .24);
  filter: saturate(1.05) brightness(1.04);
}

.signup button:active {
  transform: translateY(0);
}

.status {
  min-height: 0;
  margin: .34rem auto 0;
  color: var(--logo-sky);
  font-size: .88rem;
  font-weight: 650;
}

.privacy {
  width: min(40rem, 100%);
  margin: .03rem auto 0;
  color: var(--quiet-ink);
  font-size: clamp(.76rem, 1vw, .87rem);
  font-weight: 430;
  line-height: 1.55;
  white-space: nowrap;
}

.footer {
  position: absolute;
  left: 0;
  bottom: clamp(1.4rem, 3.35vw, 2.35rem);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .95rem;
  width: 100%;
  color: var(--soft-ink);
  font-size: .84rem;
  font-weight: 430;
  line-height: 1.4;
  text-align: center;
}

.footer strong {
  color: var(--soft-ink);
  font-weight: 680;
}

.footer__separator {
  color: rgba(255, 255, 255, .54);
}

.footer__bookmark {
  min-height: 0;
  border: 0;
  padding: 0;
  color: var(--logo-blue);
  background: transparent;
  font: inherit;
  line-height: inherit;
  cursor: pointer;
  transition: color .18s ease;
}

.footer__bookmark strong {
  color: var(--soft-ink);
  transition: color .18s ease;
}

.footer__bookmark:hover {
  color: var(--soft-ink);
}

.footer__bookmark:hover strong {
  color: var(--logo-blue);
}

.footer__rights {
  color: var(--soft-ink);
  transition: color .18s ease;
}

.footer__rights strong {
  color: var(--logo-blue);
  font-weight: 500;
  transition: color .18s ease;
}

.footer__rights:hover {
  color: var(--logo-blue);
}

.footer__rights:hover strong {
  color: var(--soft-ink);
}

.footer a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--soft-ink);
  text-decoration: none;
  transition: color .18s ease;
}

.footer a:hover {
  color: var(--logo-blue);
}

.facebook-icon {
  display: inline-grid;
  place-items: center;
  width: 1.72rem;
  height: 1.72rem;
  border: 1px solid rgba(255, 255, 255, .66);
  border-radius: 50%;
  font-size: 1.22rem;
  font-weight: 800;
  line-height: 1;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 4;
  display: grid;
  place-items: center;
  padding: 1.25rem;
  background: rgba(2, 13, 23, .28);
  opacity: 0;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: opacity .28s ease;
}

.modal.is-open {
  opacity: 1;
}

.modal[hidden] {
  display: none;
}

.modal__dialog {
  position: relative;
  width: min(24rem, 100%);
  border: 1px solid rgba(112, 192, 240, .26);
  border-radius: 14px;
  padding: 1.45rem 1.55rem 1.35rem;
  color: var(--soft-ink);
  background:
    linear-gradient(135deg, rgba(3, 23, 39, .68), rgba(0, 32, 112, .18)),
    rgba(3, 23, 39, .42);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .1),
    0 1.25rem 3.2rem rgba(0, 12, 28, .34);
  text-align: center;
  transform: translateY(.35rem) scale(.98);
  transition: transform .28s ease;
}

.modal.is-open .modal__dialog {
  transform: translateY(0) scale(1);
}

.modal__dialog h2 {
  margin: 0;
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 590;
  line-height: 1.2;
}

.modal__dialog p {
  margin: .72rem auto 0;
  color: var(--soft-ink);
  font-size: .9rem;
  line-height: 1.55;
}

.modal__close {
  position: absolute;
  top: .55rem;
  right: .6rem;
  display: inline-grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  border: 0;
  border-radius: 50%;
  padding: 0;
  color: rgba(228, 244, 255, .82);
  background: transparent;
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  transition: color .18s ease, background .18s ease;
}

.modal__close:hover {
  color: #ffffff;
  background: rgba(128, 208, 255, .1);
}

@keyframes launch-breathe {
  0%,
  68%,
  100% {
    text-shadow: 0 0 .3rem rgba(128, 208, 255, .04);
    filter: brightness(1);
  }

  78% {
    text-shadow:
      0 0 .72rem rgba(128, 208, 255, .22),
      0 0 1.25rem rgba(64, 176, 255, .12);
    filter: brightness(1.08);
  }
}

@supports (-webkit-background-clip: text) {
  h1,
  .tagline {
    -webkit-text-fill-color: transparent;
  }
}

:root[data-theme="dusk"] .logo {
  filter:
    drop-shadow(0 1.15rem 2.25rem rgba(0, 16, 42, .46))
    drop-shadow(0 0 1.4rem rgba(128, 208, 255, .18));
}

:root[data-theme="dusk"] h1,
:root[data-theme="dusk"] .tagline {
  text-shadow:
    0 0 1.15rem rgba(160, 224, 255, .2),
    0 .8rem 2rem rgba(0, 8, 24, .44);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (orientation: portrait) and (max-width: 1024px) {
  :root {
    --hero-width: min(90vw, 39rem);
    --hero-offset: 0;
  }

  .hero__media {
    background-position: 56% 58%;
    background-size: cover;
  }

  .hero__media--dawn {
    background-image: url("images/subzero-mobile-bg-dawn.webp");
  }

  .hero__media--dusk {
    background-image: url("images/subzero-mobile-bg-dusk.webp");
  }

  .hero__shade {
    display: none;
  }

  .hero__stage {
    inset: 0 auto 0 50%;
    width: var(--hero-width);
    transform: translateX(-50%);
  }

  .hero__content {
    position: relative;
    top: auto;
    left: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    min-width: 0;
    margin: 0 auto;
    padding:
      calc(env(safe-area-inset-top, 0px) + clamp(1.7rem, 4.4vh, 3.45rem))
      0
      calc(env(safe-area-inset-bottom, 0px) + 6.8rem);
    transform: none;
  }

  .brand-group {
    width: 100%;
  }

  .logo {
    width: clamp(20.8rem, 88vw, 32rem);
    max-width: none;
    margin-bottom: clamp(-5.44rem, -12.4vw, -3.08rem);
  }

  h1 {
    font-size: clamp(2.48rem, 12.4vw, 5.8rem);
    line-height: .9;
  }

  .tagline {
    width: 100%;
    margin-top: clamp(.68rem, 1.75vw, .98rem);
    font-size: clamp(.92rem, 4.15vw, 1.6rem);
    line-height: 1.22;
  }

  .intro {
    width: min(88vw, 31rem);
    max-width: 31rem;
    margin-top: clamp(.8rem, 2vw, 1.08rem);
    font-size: clamp(.68rem, 2.25vw, .9rem);
    line-height: 1.56;
  }

  .launch {
    gap: clamp(.68rem, 2.2vw, 1rem);
    width: min(79vw, 31rem);
    margin-top: clamp(1.35rem, 4vw, 2.1rem);
    font-size: clamp(.65rem, 2.25vw, .82rem);
    letter-spacing: .13em;
  }

  .signup {
    grid-template-columns: 1fr;
    gap: .55rem;
    width: min(97.68%, 31rem);
    max-width: min(97.68%, 31rem);
    margin-top: clamp(1.35rem, 3.8vw, 1.85rem);
    padding: .34rem;
  }

  input,
  .signup button {
    min-height: clamp(2.65rem, 7.5vw, 3.15rem);
  }

  .signup button {
    width: 100%;
  }

  .privacy {
    width: min(88vw, 35rem);
    font-size: clamp(.62rem, 1.95vw, .8rem);
    white-space: normal;
  }

  .footer {
    flex-wrap: wrap;
    row-gap: .28rem;
    left: 0;
    width: 100%;
    bottom: calc(env(safe-area-inset-bottom, 0px) + .8rem);
    font-size: clamp(.68rem, 2vw, .82rem);
  }

  .footer,
  .footer strong,
  .footer__bookmark,
  .footer__bookmark strong,
  .footer__rights,
  .footer__rights strong {
    color: #ffffff;
  }

  .footer__separator {
    color: rgba(255, 255, 255, .72);
  }

  .footer__bookmark:hover,
  .footer__bookmark:hover strong,
  .footer__rights:hover,
  .footer__rights:hover strong {
    color: #ffffff;
  }
}

@media (orientation: portrait) and (max-width: 600px) {
  .landscape-notice {
    top: calc(env(safe-area-inset-top, 0px) + .75rem);
    left: max(.75rem, env(safe-area-inset-left, 0px));
    right: auto;
    display: inline-flex;
    align-items: center;
    min-height: 2rem;
    padding: .42rem .7rem;
    font-size: clamp(.58rem, 2.25vw, .68rem);
    text-align: center;
    text-shadow: 0 .12rem .55rem rgba(0, 20, 42, .3);
  }

  .theme-toggle {
    top: calc(env(safe-area-inset-top, 0px) + .75rem);
    right: max(.75rem, env(safe-area-inset-right, 0px));
    min-width: 3.4rem;
    min-height: 2rem;
    padding: .42rem .7rem;
    font-size: .7rem;
  }

  .desktop-info {
    top: calc(env(safe-area-inset-top, 0px) + 3.18rem);
    width: min(24rem, calc(100vw - 1.5rem));
    padding: .68rem .82rem;
  }

  .hero__content {
    width: 100%;
    padding-top: calc(env(safe-area-inset-top, 0px) + 3.05rem);
    padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 6.85rem);
  }

  .signup {
    width: min(93.34%, 31rem);
    max-width: min(93.34%, 31rem);
  }

  .tagline {
    font-size: clamp(.92rem, 4.15vw, 1.04rem);
  }

  .intro {
    width: min(88vw, 22rem);
    max-width: 22rem;
  }

  .footer {
    column-gap: .68rem;
    font-size: clamp(.64rem, 2.7vw, .74rem);
  }

  .facebook-icon {
    width: 1.62rem;
    height: 1.62rem;
    font-size: 1.13rem;
  }
}

@media (orientation: portrait) and (max-width: 600px) and (max-height: 780px) {
  .hero__content {
    padding-top: calc(env(safe-area-inset-top, 0px) + 1.45rem);
    padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 5.8rem);
  }

  .logo {
    width: clamp(19.2rem, 84vw, 23.2rem);
    margin-bottom: clamp(-4.52rem, -11.85vw, -3rem);
  }

  h1 {
    font-size: clamp(2.32rem, 11.5vw, 3.2rem);
  }

  .tagline {
    margin-top: .58rem;
  }

  .intro {
    margin-top: .68rem;
    font-size: clamp(.64rem, 2.1vw, .76rem);
    line-height: 1.48;
  }

  .launch,
  .signup {
    margin-top: .9rem;
  }

  input,
  .signup button {
    min-height: 2.5rem;
  }

  .footer {
    bottom: calc(env(safe-area-inset-bottom, 0px) + .42rem);
  }
}

@media (orientation: portrait) and (max-width: 600px) and (max-height: 660px) {
  .hero__content {
    padding-top: calc(env(safe-area-inset-top, 0px) + .95rem);
    padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 4.7rem);
  }

  .logo {
    width: clamp(17.8rem, 80vw, 21.4rem);
    margin-bottom: clamp(-4.05rem, -10.9vw, -2.66rem);
  }

  h1 {
    font-size: clamp(2.12rem, 10.6vw, 2.95rem);
  }

  .tagline {
    font-size: clamp(.86rem, 3.75vw, .98rem);
  }

  .intro {
    margin-top: .52rem;
    font-size: clamp(.6rem, 1.95vw, .72rem);
    line-height: 1.42;
  }

  .launch,
  .signup {
    margin-top: .7rem;
  }

  input,
  .signup button {
    min-height: 2.32rem;
  }
}

@media (orientation: portrait) and (max-width: 370px) {
  .landscape-notice {
    left: max(.6rem, env(safe-area-inset-left, 0px));
    padding-inline: .52rem;
    font-size: .56rem;
  }

  .intro {
    width: min(88vw, 20.8rem);
    max-width: 20.8rem;
  }

  .footer {
    gap: .52rem;
    font-size: .64rem;
  }
}

@media (orientation: landscape) and (max-width: 1024px) and (max-height: 600px) {
  :root {
    --hero-width: min(34rem, calc(100% - 8rem));
    --hero-offset: 0;
  }

  .hero__stage {
    inset: 0 auto 0 50%;
    width: var(--hero-width);
    transform: translateX(calc(-50% - clamp(.75rem, 3.8vw, 2rem)));
  }

  .theme-toggle {
    top: max(.65rem, env(safe-area-inset-top, 0px));
    right: max(.75rem, env(safe-area-inset-right, 0px));
    font-size: .68rem;
  }

  .hero__content {
    position: absolute;
    top: 50%;
    left: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    padding: .1rem 0 1.65rem;
    transform: translateY(-53%);
  }

  .logo {
    width: clamp(14rem, 23vw, 16.5rem);
    margin-bottom: clamp(-3.2rem, -5.1vw, -2.7rem);
  }

  h1 {
    font-size: clamp(1.86rem, 4.2vw, 2.12rem);
  }

  .tagline {
    width: 100%;
    margin-top: .48rem;
    font-size: clamp(.96rem, 2.25vw, 1.08rem);
    filter: drop-shadow(0 .12rem .38rem rgba(0, 18, 38, .28));
    text-shadow:
      0 0 .85rem rgba(208, 240, 255, .14),
      0 .72rem 1.8rem rgba(0, 18, 38, .34);
  }

  .intro {
    width: min(100%, 32rem);
    max-width: 32rem;
    margin-top: .62rem;
    font-size: clamp(.68rem, 1.55vw, .78rem);
    line-height: 1.34;
  }

  .launch {
    width: min(21rem, 100%);
    margin-top: .42rem;
    font-size: .61rem;
  }

  .signup {
    width: min(32rem, 100%);
    margin-top: .45rem;
    padding: .28rem;
  }

  input,
  .signup button {
    min-height: 2.05rem;
  }

  .privacy {
    margin-top: 0;
    font-size: .56rem;
    line-height: 1.35;
  }

  .footer {
    bottom: max(.3rem, env(safe-area-inset-bottom, 0px));
    gap: .72rem;
    font-size: .66rem;
  }

  .facebook-icon {
    width: 1.42rem;
    height: 1.42rem;
    font-size: 1rem;
  }
}

@media (orientation: landscape) and (max-width: 700px) and (max-height: 340px) {
  .hero__content {
    transform: translateY(-51.5%);
  }

  .logo {
    width: clamp(13.55rem, 22vw, 15.95rem);
  }

  .footer {
    bottom: max(.1rem, env(safe-area-inset-bottom, 0px));
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}