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

body {
  margin: 0;
  background:
    linear-gradient(135deg, rgba(11, 18, 32, 0.9), rgba(18, 57, 82, 0.86)),
    url("../images/logo-cuy.jpg") center/220px no-repeat fixed,
    #0b1220;
  color: #142033;
  font-family: "Segoe UI", Arial, sans-serif;
}

.signin-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 16px;
}

.signin-shell {
  width: min(1040px, 100%);
  display: grid;
  grid-template-columns: minmax(0, 1fr) 440px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 24px 70px rgba(2, 8, 23, 0.35);
}

.signin-panel {
  padding: 48px;
  background: #f7fafc;
}

.signin-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 52px;
}

.signin-logo {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 10px 24px rgba(20, 32, 51, 0.18);
}

.signin-kicker {
  margin: 0 0 4px;
  color: #55708c;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.signin-title {
  margin: 0;
  color: #0b1220;
  font-size: 32px;
  font-weight: 750;
  line-height: 1.2;
}

.signin-copy {
  max-width: 460px;
  margin: 18px 0 0;
  color: #52657a;
  font-size: 16px;
  line-height: 1.6;
}

.signin-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 48px;
}

.signin-metric {
  padding: 16px;
  border: 1px solid #dce5ee;
  border-radius: 8px;
  background: #ffffff;
}

.signin-metric strong {
  display: block;
  color: #0f766e;
  font-size: 18px;
}

.signin-metric span {
  color: #5f7184;
  font-size: 12px;
}

.signin-card {
  padding: 44px 40px;
  background: #ffffff;
}

.signin-card h2 {
  margin: 0 0 8px;
  color: #0b1220;
  font-size: 24px;
  font-weight: 750;
}

.signin-card p {
  margin: 0 0 28px;
  color: #66788a;
}

.signin-field {
  margin-bottom: 18px;
}

.signin-field label {
  display: block;
  margin-bottom: 8px;
  color: #28384a;
  font-size: 14px;
  font-weight: 700;
}

.signin-input {
  height: 50px;
  border-color: #ccd8e5;
  border-radius: 8px;
  color: #132235;
  font-size: 15px;
}

.signin-input:focus {
  border-color: #0f766e;
  box-shadow: 0 0 0 0.2rem rgba(15, 118, 110, 0.16);
}

.signin-input-icon {
  min-width: 48px;
  border-color: #ccd8e5;
  border-radius: 8px 0 0 8px;
  background: #f3f7fb;
  color: #55708c;
}

.signin-help {
  display: inline-block;
  margin-top: 2px;
  color: #0f766e;
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}

.signin-help:hover {
  color: #115e59;
  text-decoration: underline;
}

.signin-alert {
  display: none;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 18px;
  border: 1px solid #fecaca;
  border-radius: 8px;
  background: #fef2f2;
  color: #991b1b;
  font-size: 14px;
}

.signin-alert.show {
  display: flex;
}

.signin-submit {
  height: 50px;
  border: 0;
  border-radius: 8px;
  background: #0f766e;
  font-weight: 750;
}

.signin-submit:hover,
.signin-submit:focus {
  background: #115e59;
}

.signin-submit:disabled {
  background: #89aaa6;
}

@media (max-width: 900px) {
  .signin-shell {
    grid-template-columns: 1fr;
  }

  .signin-panel,
  .signin-card {
    padding: 32px;
  }
}

@media (max-width: 640px) {
  .signin-page {
    padding: 16px;
  }

  .signin-panel {
    display: none;
  }

  .signin-card {
    padding: 28px 22px;
  }
}

.signin-card .btn-outline-success {
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-color: rgba(15, 118, 110, 0.28);
  color: var(--kani-primary);
  background: rgba(15, 118, 110, 0.06);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.signin-card .btn-outline-success:hover {
  color: #ffffff;
  background: var(--kani-primary);
  border-color: var(--kani-primary);
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(15, 118, 110, 0.22);
}
.signin-legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  justify-content: center;
}

.signin-legal-links a {
  color: #6c757d;
  font-size: 12px;
  text-decoration: none;
}

.signin-legal-links a:hover {
  color: #0d6efd;
  text-decoration: underline;
}