:root {
  --login-bg:
    radial-gradient(circle at top left, rgba(255, 145, 77, 0.22), transparent 28%),
    radial-gradient(circle at bottom right, rgba(32, 201, 151, 0.18), transparent 26%),
    linear-gradient(180deg, #eef4f8 0%, #e5edf3 100%);
  --login-ink: #152238;
  --login-muted: #697586;
  --login-border: rgba(21, 34, 56, 0.12);
  --login-surface: rgba(255, 255, 255, 0.76);
  --login-surface-strong: rgba(255, 255, 255, 0.92);
  --login-shadow: 0 24px 60px rgba(15, 23, 42, 0.12);
  --login-shadow-soft: 0 16px 40px rgba(15, 23, 42, 0.08);
  --login-accent: #ff8c42;
  --login-accent-strong: #ff6b1a;
  --login-success: #15803d;
  --login-success-bg: rgba(34, 197, 94, 0.12);
  --login-danger: #b42318;
  --login-danger-bg: rgba(239, 68, 68, 0.12);
}

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

body.admin-login-page {
  margin: 0;
  color: var(--login-ink);
  background: var(--login-bg);
  font-family: "Open Sans", sans-serif;
}

.admin-login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.admin-login-brand,
.admin-login-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 32px;
  background: var(--login-surface);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  box-shadow: var(--login-shadow);
}

.admin-login-brand {
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background:
    radial-gradient(circle at top right, rgba(255, 140, 66, 0.16), transparent 25%),
    radial-gradient(circle at left center, rgba(32, 201, 151, 0.12), transparent 22%),
    var(--login-surface);
}

.admin-login-brand::after,
.admin-login-card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.42);
}

.admin-login-brand__top,
.admin-login-brand__bottom,
.admin-login-card__body {
  position: relative;
  z-index: 1;
}

.admin-login-logo {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  color: var(--login-ink);
}

.admin-login-logo:hover,
.admin-login-logo:focus {
  color: var(--login-ink);
  text-decoration: none;
}

.admin-login-logo__mark {
  width: 60px;
  height: 60px;
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(255, 140, 66, 0.2), rgba(255, 200, 120, 0.38));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.admin-login-logo__mark img {
  max-width: 76%;
  height: auto;
}

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

.admin-login-logo__copy strong {
  font-size: 1rem;
  font-weight: 700;
}

.admin-login-logo__copy span {
  color: var(--login-muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-login-brand__headline {
  max-width: 620px;
  margin-top: 56px;
}

.admin-login-brand__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 999px;
  background: var(--login-surface-strong);
  border: 1px solid var(--login-border);
  box-shadow: var(--login-shadow-soft);
  color: var(--login-muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.admin-login-brand__headline h1 {
  margin: 18px 0 14px;
  font-size: clamp(2.4rem, 4vw, 4.3rem);
  line-height: 0.96;
  letter-spacing: -0.04em;
}

.admin-login-brand__headline p {
  max-width: 520px;
  margin: 0;
  color: var(--login-muted);
  font-size: 1rem;
  line-height: 1.7;
}

.admin-login-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.admin-login-feature {
  padding: 18px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.58);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--login-shadow-soft);
}

.admin-login-feature i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 16px;
  background: rgba(255, 140, 66, 0.12);
  color: var(--login-accent-strong);
  font-size: 1rem;
  margin-bottom: 14px;
}

.admin-login-feature strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.admin-login-feature span {
  display: block;
  color: var(--login-muted);
  font-size: 0.86rem;
  line-height: 1.6;
}

.admin-login-card {
  display: flex;
  align-items: center;
  justify-content: center;
  width: min(100%, 560px);
  min-height: 640px;
  padding: 28px;
}

.admin-login-card__body {
  width: 100%;
  max-width: 420px;
}

.admin-login-card .admin-login-logo {
  margin-bottom: 26px;
}

.admin-login-card__header {
  margin-bottom: 26px;
  padding-right: 8px;
}

.admin-login-card__header h2 {
  margin: 0 0 8px;
  font-size: 1.9rem;
  line-height: 1.05;
}

.admin-login-card__header p {
  margin: 0;
  color: var(--login-muted);
  line-height: 1.65;
}

.admin-login-flipper {
  position: relative;
}

.admin-login-panel {
  display: none;
}

.admin-login-panel.is-active {
  display: block;
}

.admin-login-alert {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  border-radius: 18px;
  margin-bottom: 18px;
  border: 1px solid transparent;
  font-size: 0.9rem;
  line-height: 1.6;
}

.admin-login-alert i {
  margin-top: 2px;
}

.admin-login-alert.is-success {
  background: var(--login-success-bg);
  color: var(--login-success);
  border-color: rgba(21, 128, 61, 0.14);
}

.admin-login-alert.is-danger {
  background: var(--login-danger-bg);
  color: var(--login-danger);
  border-color: rgba(180, 35, 24, 0.14);
}

.admin-login-form {
  display: grid;
  gap: 16px;
}

.admin-login-field {
  display: grid;
  gap: 8px;
}

.admin-login-field label {
  margin: 0;
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--login-muted);
}

.admin-login-input-wrap {
  position: relative;
}

.admin-login-input-wrap i {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: #8b96a6;
}

.admin-login-input {
  width: 100%;
  min-height: 56px;
  padding: 0 18px 0 46px;
  border-radius: 18px;
  border: 1px solid var(--login-border);
  background: rgba(255, 255, 255, 0.84);
  color: var(--login-ink);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.admin-login-input:focus {
  outline: none;
  border-color: rgba(255, 140, 66, 0.65);
  box-shadow: 0 0 0 4px rgba(255, 140, 66, 0.12);
  background: #fff;
}

.admin-login-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 4px;
}

.admin-login-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--login-muted);
  font-weight: 600;
  text-decoration: none;
}

.admin-login-link:hover,
.admin-login-link:focus {
  color: var(--login-accent-strong);
  text-decoration: none;
}

.admin-login-submit {
  width: 100%;
  min-height: 56px;
  border: none;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--login-accent), var(--login-accent-strong));
  color: #fff;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 18px 34px rgba(255, 107, 26, 0.24);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.admin-login-submit:hover,
.admin-login-submit:focus {
  transform: translateY(-1px);
  box-shadow: 0 24px 42px rgba(255, 107, 26, 0.28);
}

.admin-login-footnote {
  margin-top: 20px;
  text-align: center;
  color: var(--login-muted);
  font-size: 0.84rem;
  line-height: 1.6;
}

.admin-login-footnote strong {
  color: var(--login-ink);
}

@media (max-width: 1180px) {
  .admin-login-shell {
    justify-content: center;
  }

  .admin-login-brand {
    min-height: 0;
  }
}

@media (max-width: 768px) {
  .admin-login-shell {
    padding: 16px;
  }

  .admin-login-brand,
  .admin-login-card {
    border-radius: 26px;
  }

  .admin-login-brand {
    padding: 24px;
  }

  .admin-login-brand__headline {
    margin-top: 32px;
  }

  .admin-login-feature-grid {
    grid-template-columns: 1fr;
  }

  .admin-login-card {
    width: 100%;
    min-height: auto;
    padding: 20px;
  }

  .admin-login-card__header h2 {
    font-size: 1.7rem;
  }
}