*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}

input {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

.login-page {
  --login-bg: #0b1018;
  --login-card: #ffffff;
  --login-text: #1f1f1f;
  --login-muted: #6b7280;
  --login-border: #d9dee7;
  --login-blue: #0078d4;
  --login-blue-bright: #3b9aef;
  --login-blue-deep: #005a9e;

  position: relative;
  isolation: isolate;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow: hidden;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: 1.45;
  color: var(--login-text);
  -webkit-font-smoothing: antialiased;
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(0, 90, 158, 0.22) 0%, transparent 58%),
    radial-gradient(ellipse 50% 40% at 80% 80%, rgba(30, 50, 90, 0.35) 0%, transparent 55%),
    linear-gradient(165deg, #121a28 0%, #0b1018 46%, #080c14 100%);
}

.login-sky {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.login-sky__star {
  position: absolute;
  width: 2.5px;
  height: 2.5px;
  border-radius: 50%;
  background: rgba(240, 248, 255, 0.98);
  box-shadow:
    0 0 5px rgba(200, 225, 255, 0.95),
    0 0 12px rgba(140, 190, 255, 0.55);
  opacity: 0.85;
  animation: login-star-twinkle 3.8s ease-in-out infinite;
}

.login-sky__star--1 { top: 14%; left: 12%; width: 3px; height: 3px; animation-delay: 0s; }
.login-sky__star--2 { top: 28%; left: 82%; width: 3.5px; height: 3.5px; animation-delay: 1s; }
.login-sky__star--3 { top: 64%; left: 18%; width: 3px; height: 3px; animation-delay: 1.8s; }
.login-sky__star--4 { top: 78%; left: 70%; width: 3.5px; height: 3.5px; animation-delay: 0.6s; }
.login-sky__star--5 { top: 42%; left: 48%; width: 2.5px; height: 2.5px; animation-delay: 2.2s; }
.login-sky__star--6 { top: 18%; left: 58%; width: 3px; height: 3px; animation-delay: 1.4s; }

.login-sky__flight {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  opacity: 0;
  pointer-events: none;
  --flight-dot: #ff5a5a;
  --flight-glow: rgba(255, 70, 70, 0.95);
}

.login-sky__trail-path {
  fill: none;
  stroke: rgba(210, 228, 255, 0.92);
  stroke-width: 1.4;
  stroke-linecap: butt;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

.login-sky__plane {
  fill: var(--flight-dot);
  transform-box: fill-box;
  transform-origin: center;
  filter:
    drop-shadow(0 0 3px var(--flight-dot))
    drop-shadow(0 0 11px var(--flight-glow));
  animation: login-plane-blink 1s ease-in-out infinite;
}

@keyframes login-star-twinkle {
  0%,
  100% { opacity: 0.45; }
  50% { opacity: 1; }
}

@keyframes login-plane-blink {
  0%,
  100% {
    opacity: 0.72;
    transform: scale(0.94);
  }
  50% {
    opacity: 1;
    transform: scale(1.08);
  }
}

.login-shell {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 820px;
}

.login-card {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  min-height: 460px;
  background: #0b1a2a;
  border: none;
  border-radius: 20px;
  overflow: hidden;
  isolation: isolate;
  box-shadow:
    0 1px 2px rgba(15, 23, 42, 0.04),
    0 14px 36px rgba(15, 23, 42, 0.1);
}

.login-card__form {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
  padding: 36px 34px;
  min-width: 0;
  background: var(--login-card);
}

.login-card__intro {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.login-card__title {
  margin: 0;
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--login-text);
  line-height: 1.2;
}

.login-card__subtitle {
  margin: 0;
  max-width: 34ch;
  font-size: 13px;
  line-height: 1.45;
  color: var(--login-muted);
}

.login-card__alert {
  margin: 0;
  padding: 8px 10px;
  border-radius: 8px;
  background: rgba(209, 52, 56, 0.1);
  border: 1px solid rgba(209, 52, 56, 0.28);
  color: #9f1d21;
  font-size: 12px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.login-form__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.login-form__label {
  font-size: 13px;
  font-weight: 700;
  color: var(--login-text);
}

.login-form__input {
  width: 100%;
  height: 42px;
  padding: 0 14px;
  border: 1px solid var(--login-border);
  border-radius: 10px;
  background: #fff;
  color: var(--login-text);
  font-size: 14px;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.login-form__input::placeholder {
  color: #9aa3b2;
}

.login-form__input:hover:not(:focus) {
  border-color: #c2cad6;
}

.login-form__input:focus {
  outline: none;
  border-color: rgba(0, 120, 212, 0.65);
  box-shadow: 0 0 0 3px rgba(0, 120, 212, 0.16);
}

.login-form__password-wrap {
  position: relative;
}

.login-form__input--password {
  padding-right: 44px;
}

.login-form__toggle {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8a8f98;
  font-size: 14px;
  transition: color 180ms ease;
}

.login-form__toggle:hover {
  color: var(--login-text);
}

.login-form__toggle:focus-visible {
  outline: 2px solid rgba(0, 120, 212, 0.55);
  outline-offset: -4px;
  border-radius: 0 10px 10px 0;
}

.login-form__submit {
  width: 100%;
  height: 42px;
  margin-top: 16px;
  border: none;
  border-radius: 10px;
  background: linear-gradient(180deg, #3b9aef 0%, #0078d4 100%);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: filter 180ms ease, transform 180ms ease;
}

.login-form__submit:hover {
  filter: brightness(1.05);
}

.login-form__submit:active {
  transform: scale(0.99);
}

.login-card__visual {
  position: relative;
  min-width: 0;
  min-height: 100%;
  overflow: hidden;
  background: #005a9e;
  /* Cover subpixel gaps at the rounded right edge */
  margin-right: -1px;
}

.login-card__visual picture {
  position: absolute;
  inset: -1px;
  display: block;
  width: calc(100% + 2px);
  height: calc(100% + 2px);
}

.login-card__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  opacity: 0;
  transition: opacity 320ms ease;
}

.login-card__image.is-loaded {
  opacity: 1;
}

.login-card__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0.55) 52%, rgba(0, 0, 0, 0.72) 100%);
  pointer-events: none;
}

.login-card__overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, rgba(0, 0, 0, 0.2) 0%, transparent 55%);
  pointer-events: none;
}

.login-card__brand-mark-wrap {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  pointer-events: none;
}

.login-card__brand-mark {
  width: min(74%, 250px);
  height: auto;
  max-height: 44%;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.45)) drop-shadow(0 4px 18px rgba(0, 0, 0, 0.4));
}

@media (max-width: 900px) {
  .login-card {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .login-card__visual {
    order: -1;
    min-height: 160px;
    max-height: 180px;
  }

  .login-card__brand-mark {
    width: min(50%, 200px);
    max-height: 56%;
  }

  .login-card__form {
    padding: 28px 24px 30px;
  }
}

@media (max-width: 640px) {
  .login-page {
    padding: 14px;
    align-items: stretch;
  }

  .login-sky__star--5,
  .login-sky__star--6 {
    display: none;
  }

  .login-shell {
    display: flex;
    flex: 1;
    align-items: center;
  }

  .login-card {
    width: 100%;
    border-radius: 16px;
  }

  .login-card__visual {
    min-height: 140px;
    max-height: 160px;
  }

  .login-card__form {
    padding: 24px 18px 26px;
    gap: 14px;
  }

  .login-card__subtitle {
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .login-sky__star,
  .login-sky__plane {
    animation: none !important;
  }

  .login-sky__flight {
    opacity: 0.55;
  }

  .login-sky__plane {
    opacity: 0.85;
  }

  .login-form__submit,
  .login-form__input,
  .login-form__toggle,
  .login-card__image {
    transition: none;
  }

  .login-card__image {
    opacity: 1;
  }
}