*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  min-height: 100dvh;
  font-family:
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    Helvetica,
    Arial,
    sans-serif;
  color: #f8fafc;
  -webkit-font-smoothing: antialiased;
}

.backdrop {
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(rgba(31, 43, 59, 0.38), rgba(31, 43, 59, 0.38)),
    url("/assets/bg-kitchen.png") center / cover no-repeat,
    #1f2b3b;
  transform: scale(1.02);
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(35, 33, 12, 0.3) 0%, rgba(35, 33, 12, 0.3) 100%),
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(15, 13, 59, 0.2), rgba(15, 13, 82, 0.42));
  pointer-events: none;
}

.shell {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  min-height: 100dvh;
  padding: 2rem 1.5rem;
  text-align: center;
}

.logo {
  width: min(15rem, 72vw);
  height: auto;
  filter: drop-shadow(0 8px 24px rgba(15, 23, 42, 0.35));
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.625rem 1.75rem;
  border: 1px solid #4d6b91;
  border-radius: 0.375rem;
  background: #6387b3;
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.25;
  text-decoration: none;
  box-shadow:
    0 1px 2px rgba(15, 23, 42, 0.12),
    0 8px 24px rgba(15, 23, 42, 0.22);
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    transform 0.15s ease,
    box-shadow 0.15s ease;
}

.button:hover {
  background: #82a3ca;
  border-color: #6387b3;
  transform: translateY(-1px);
  box-shadow:
    0 2px 4px rgba(15, 23, 42, 0.14),
    0 12px 28px rgba(15, 23, 42, 0.28);
}

.button:focus-visible {
  outline: 2px solid #adc6e2;
  outline-offset: 3px;
}

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

@media (prefers-reduced-motion: reduce) {
  .button {
    transition: none;
  }

  .button:hover {
    transform: none;
  }
}