/* Pantalla de login — aislada del resto del sistema */
html.login-html,
body.login-page {
  min-height: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}

body.login-page {
  font-family: "Segoe UI", "Open Sans", Arial, sans-serif;
  background: #1b2430;
  color: #1f2933;
  -webkit-font-smoothing: antialiased;
}

.login-screen {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  padding-top: max(24px, env(safe-area-inset-top));
  padding-bottom: max(24px, env(safe-area-inset-bottom));
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(22, 163, 185, 0.28), transparent 55%),
    radial-gradient(900px 500px at 110% 110%, rgba(37, 99, 235, 0.22), transparent 50%),
    linear-gradient(160deg, #151c26 0%, #243140 55%, #1b2430 100%);
  box-sizing: border-box;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 22px 50px rgba(0, 0, 0, 0.28);
  overflow: hidden;
}

.login-brand {
  background: linear-gradient(135deg, #2c3742 0%, #1f2a35 100%);
  color: #fff;
  text-align: center;
  padding: 28px 24px 24px;
}

.login-logo {
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #22b8c9 0%, #0fa6bc 100%);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.5px;
  box-shadow: 0 8px 18px rgba(15, 166, 188, 0.35);
}

.login-brand h1 {
  margin: 0 0 6px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.8px;
}

.login-brand p {
  margin: 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.72);
}

.login-form {
  padding: 28px 24px 24px;
}

.login-field {
  margin-bottom: 16px;
  text-align: left;
}

.login-field label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 600;
  color: #3d4a57;
}

.login-form .form-control {
  height: 46px;
  width: 100%;
  font-size: 16px;
  line-height: 1.4;
  border: 1px solid #d5dde5;
  border-radius: 10px;
  box-shadow: none;
  padding: 10px 14px;
  background: #f8fafc;
}

.login-form .form-control:focus {
  border-color: #0fa6bc;
  background: #fff;
  outline: none;
  box-shadow: 0 0 0 3px rgba(15, 166, 188, 0.18);
}

.login-remember {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 4px 0 20px;
  font-size: 14px;
  color: #3d4a57;
  cursor: pointer;
  user-select: none;
  font-weight: 400;
}

.login-remember input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: #0fa6bc;
  flex-shrink: 0;
  cursor: pointer;
}

.btn-login {
  display: block;
  width: 100%;
  height: 48px;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(180deg, #18b7c9 0%, #0e93a8 100%);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.4px;
  box-shadow: 0 8px 16px rgba(14, 147, 168, 0.28);
}

.btn-login:hover,
.btn-login:focus {
  color: #fff;
  background: linear-gradient(180deg, #14a8b8 0%, #0c8497 100%);
}

.btn-login:active {
  transform: translateY(1px);
}

.login-copy {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 12px;
  text-align: center;
}

.login-copy a {
  color: #9fe8f1;
}

@media (max-width: 480px) {
  .login-screen {
    padding: 16px 12px;
    justify-content: flex-start;
    padding-top: max(32px, env(safe-area-inset-top));
  }

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

  .login-brand {
    padding: 24px 18px 20px;
  }

  .login-form {
    padding: 22px 18px 20px;
  }

  .login-brand h1 {
    font-size: 20px;
  }
}

@media (min-width: 768px) {
  .login-card {
    max-width: 440px;
  }

  .login-brand {
    padding: 32px 32px 26px;
  }

  .login-form {
    padding: 32px 32px 28px;
  }
}