:root {
  --auth-bg-top: #071923;
  --auth-bg-bottom: #031017;
  --auth-text: #f4f8fb;
  --auth-soft: rgba(244, 248, 251, 0.78);
  --auth-muted: rgba(174, 223, 232, 0.72);
  --auth-border: rgba(159, 214, 255, 0.14);
  --auth-panel:
    linear-gradient(180deg, rgba(8, 22, 33, 0.94), rgba(7, 19, 29, 0.86)),
    linear-gradient(140deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0));
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--auth-bg-top), var(--auth-bg-bottom));
  color: var(--auth-text);
  font-family: "Space Grotesk", sans-serif;
}

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

button,
input {
  font: inherit;
}

.background-glow,
.background-grid {
  pointer-events: none;
  position: fixed;
  inset: 0;
}

.background-glow-a {
  inset: -16% auto auto 8%;
  width: 560px;
  height: 560px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 32% 32%, rgba(142, 246, 223, 0.34), transparent 38%),
    radial-gradient(circle at 72% 46%, rgba(77, 166, 255, 0.22), transparent 32%);
  filter: blur(18px);
}

.background-glow-b {
  inset: auto 6% -18% auto;
  width: 540px;
  height: 540px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 40% 40%, rgba(255, 139, 107, 0.2), transparent 32%),
    radial-gradient(circle at 64% 62%, rgba(227, 107, 170, 0.18), transparent 30%);
  filter: blur(20px);
}

.background-grid {
  background-image:
    linear-gradient(rgba(142, 246, 223, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(142, 246, 223, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 94%);
}

.auth-shell {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.auth-card {
  width: min(560px, 100%);
  display: grid;
  gap: 22px;
  padding: 28px;
  border-radius: 32px;
  border: 1px solid var(--auth-border);
  background: var(--auth-panel);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(18px);
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 18px;
}

.auth-mark {
  width: 104px;
  height: 104px;
  flex: 0 0 104px;
  border-radius: 28px;
  padding: 6px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.03)),
    rgba(6, 17, 25, 0.92);
  border: 1px solid rgba(159, 214, 255, 0.16);
}

.auth-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.auth-label {
  margin: 0 0 8px;
  color: #9fe7df;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.auth-copy h1 {
  margin: 0;
  font-family: "Sora", sans-serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.auth-copy p {
  margin: 12px 0 0;
  color: var(--auth-soft);
  line-height: 1.6;
}

.auth-form {
  display: grid;
  gap: 14px;
}

.auth-field {
  display: grid;
  gap: 6px;
}

.auth-field span {
  color: rgba(244, 248, 251, 0.82);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.auth-field input {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  background: rgba(7, 20, 29, 0.24);
  color: #ffffff;
  padding: 14px 15px;
  outline: none;
}

.auth-field input:focus {
  border-color: rgba(159, 231, 223, 0.42);
  box-shadow: 0 0 0 3px rgba(159, 231, 223, 0.12);
}

.auth-submit {
  appearance: none;
  border: 0;
  border-radius: 18px;
  padding: 14px 18px;
  background: linear-gradient(135deg, #74d6ff, #3d87ff);
  color: #08131c;
  font-size: 0.95rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease;
  box-shadow: 0 16px 32px rgba(61, 135, 255, 0.22);
}

.auth-submit:hover {
  transform: translateY(-1px);
}

.auth-error {
  margin: 0;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(255, 139, 107, 0.22);
  background: rgba(255, 139, 107, 0.12);
  color: #ffe1d8;
  font-size: 0.92rem;
  font-weight: 600;
}

.auth-help {
  margin: 0;
  color: var(--auth-muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

@media (max-width: 760px) {
  .auth-shell {
    padding: 16px;
  }

  .auth-card {
    padding: 22px;
    border-radius: 26px;
  }

  .auth-brand {
    align-items: flex-start;
  }

  .auth-mark {
    width: 82px;
    height: 82px;
    flex-basis: 82px;
    border-radius: 22px;
  }
}