:root {
  --ink: #0c0c0c;
  --serif: "Instrument Serif", "Times New Roman", serif;
  --sans: Inter, "Inter Placeholder", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  min-height: 100vh;
  font-family: var(--sans);
  color: #fff;
  background: #5b8fd4;
  overflow-x: hidden;
}

.scene {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.scene-sky {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 72% 38%;
}
.scene-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(20, 52, 92, .28) 0%, rgba(20, 52, 92, .08) 42%, transparent 64%),
    linear-gradient(180deg, rgba(255, 255, 255, .08) 0%, transparent 28%, rgba(12, 36, 72, .18) 100%);
}

.nav { display: none; }

.stage {
  position: relative;
  z-index: 4;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  min-height: calc(100vh - 92px);
  display: grid;
  grid-template-columns: minmax(0, 440px) 1fr;
  align-items: center;
  padding: 28px 0 48px;
}

.copy { max-width: 440px; }
.kicker {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .78);
}
.copy h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(44px, 7vw, 74px);
  font-weight: 400;
  font-style: italic;
  line-height: .96;
  letter-spacing: -0.03em;
  color: #fff;
  text-shadow: 0 10px 32px rgba(12, 40, 80, .28);
}
.copy h1 em {
  font-style: italic;
  color: #fff;
}
.lede {
  margin: 14px 0 28px;
  max-width: 42ch;
  font-size: 17px;
  line-height: 1.5;
  color: rgba(255, 255, 255, .88);
  text-shadow: 0 6px 18px rgba(12, 40, 80, .22);
}

.card {
  background: rgba(255, 255, 255, .16);
  backdrop-filter: blur(28px) saturate(170%);
  -webkit-backdrop-filter: blur(28px) saturate(170%);
  border-radius: 28px;
  padding: 22px 22px 20px;
  border: 1px solid rgba(255, 255, 255, .48);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .55),
    0 24px 60px rgba(8, 24, 56, .22);
}
.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 16px;
  padding: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .14);
  border: 1px solid rgba(255, 255, 255, .28);
}
.tab {
  height: 40px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: rgba(255, 255, 255, .82);
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.tab.is-on {
  background: #fff;
  color: #0c0c0c;
  box-shadow: 0 8px 18px rgba(0, 0, 0, .12);
}
.card-lead {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.45;
  color: rgba(255, 255, 255, .86);
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 12px;
}
.field span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .72);
}
.field input {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, .55);
  background: rgba(255, 255, 255, .42);
  color: #0c0c0c;
  padding: 12px 14px;
  font: inherit;
  font-size: 15px;
}
.field input::placeholder { color: rgba(12, 12, 12, .42); }
.field input:focus {
  outline: 2px solid rgba(255, 255, 255, .7);
  border-color: #fff;
  background: rgba(255, 255, 255, .62);
}
.pass-wrap { position: relative; display: block; }
.pass-wrap input { padding-right: 72px; }
.pass-toggle {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  border: 0;
  background: none;
  color: rgba(12, 12, 12, .62);
  font: inherit;
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
  padding: 6px 8px;
}
.pass-toggle:hover { color: #0c0c0c; }
.err {
  display: none;
  margin: 10px 0 0;
  color: #ffe0e4;
  font-size: 13px;
}
.err.is-on { display: block; }
.ok-msg {
  display: none;
  margin: 10px 0 0;
  color: #d8ffe6;
  font-size: 13px;
}
.ok-msg.is-on { display: block; }
.auth-extra {
  margin: 12px 0 0;
}
.auth-extra button {
  background: none;
  border: 0;
  padding: 0;
  color: rgba(255, 255, 255, .9);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
}
.submit {
  width: 100%;
  margin-top: 16px;
  min-height: 48px;
  border: 0;
  border-radius: 999px;
  background: #0c0c0c;
  color: #fff;
  font: inherit;
  font-size: 15px;
  font-weight: 650;
  cursor: pointer;
}
.submit:hover { filter: brightness(1.12); }
.fine {
  margin: 12px 0 0;
  font-size: 12px;
  color: rgba(255, 255, 255, .68);
}

[hidden] { display: none !important; }

@media (max-width: 960px) {
  .stage {
    grid-template-columns: 1fr;
    align-items: start;
    padding-top: 24px;
    padding-bottom: 36vh;
  }
  .scene-sky { object-position: 88% 28%; }
  .copy h1 { font-size: clamp(40px, 11vw, 58px); }
}

@media (max-width: 560px) {
  .card { padding: 16px; }
  .scene-sky { object-position: 92% 22%; }
}