@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;800&display=swap');

:root {
  --menu-bg-start: #a2b8c7;
  --menu-bg-end: #7e97a8;
  --menu-text-color: #0a3d53;
  --menu-item-radius: 26px;
  --menu-item-bg-start: rgba(255,255,255,0.82);
  --menu-item-bg-end: rgba(214,227,236,0.9);
  --menu-item-border: rgba(255,255,255,0.55);
  --menu-active-start: #083d55;
  --menu-active-end: #062b41;
  --menu-logout-start: #e44955;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Inter', "Segoe UI", sans-serif;
  background: radial-gradient(circle at 12% 18%, rgba(255,255,255,0.65) 0%, rgba(219,232,240,0.45) 38%, rgba(150,176,196,0.86) 100%);
  color: var(--menu-text-color);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 18px;
}

.login-container {
  width: 100%;
  max-width: 640px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.login-card {
  position: relative;
  width: 100%;
  padding: 52px 56px 48px;
  border-radius: 40px;
  background: linear-gradient(205deg, var(--menu-bg-start) 0%, var(--menu-bg-end) 100%);
  box-shadow: 0 36px 80px rgba(8, 45, 66, 0.35);
  border: 1px solid rgba(255,255,255,0.4);
  text-align: center;
  overflow: hidden;
}

.login-card::before {
  content: "";
  position: absolute;
  inset: 14px;
  border-radius: 32px;
  border: 1px solid rgba(255,255,255,0.4);
  pointer-events: none;
}

.login-card__logo {
  margin-bottom: 26px;
  display: flex;
  justify-content: center;
}

.login-card__logo img {
  width: 104px;
  height: 104px;
  border-radius: 26px;
  object-fit: contain;
  box-shadow: 0 18px 36px rgba(8, 45, 66, 0.22);
  background: linear-gradient(170deg, #0b3952 0%, #0f4f6d 100%);
  padding: 14px;
}

.login-card__title {
  margin: 0 0 8px;
  font-size: 2.6rem;
  color: #ffffff;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.login-card__title span {
  display: block;
  font-size: 1.12rem;
  letter-spacing: 0.5px;
  text-transform: none;
  opacity: 0.92;
  margin-top: 6px;
}

.login-step {
  position: relative;
  z-index: 1;
  margin-top: 36px;
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.38);
  border-radius: 30px;
  padding: 28px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.35), 0 22px 40px rgba(8, 45, 66, 0.18);
  backdrop-filter: blur(6px);
}

.login-step--form {
  padding-top: 32px;
}

.login-instruction {
  margin: 0 0 20px;
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(10, 61, 83, 0.92);
}

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

.user-button {
  background: linear-gradient(180deg, var(--menu-item-bg-start) 0%, var(--menu-item-bg-end) 100%);
  color: var(--menu-text-color);
  font-weight: 800;
  border: 1px solid var(--menu-item-border);
  border-radius: var(--menu-item-radius);
  padding: 16px 18px;
  cursor: pointer;
  width: 100%;
  font-size: 1.05rem;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: transform 0.18s ease, box-shadow 0.22s ease, background 0.22s ease;
}

.user-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 32px rgba(8, 45, 66, 0.22);
  background: linear-gradient(180deg, rgba(255,255,255,0.9) 0%, rgba(227,238,245,0.98) 100%);
}

.user-button:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.7);
  outline-offset: 2px;
}

.login-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: stretch;
}

#password {
  flex: 1 1 220px;
  min-width: 0;
  padding: 14px 18px;
  border-radius: var(--menu-item-radius);
  border: 1px solid rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.9);
  font-size: 1rem;
  font-weight: 600;
  color: var(--menu-text-color);
  transition: box-shadow 0.18s ease, border-color 0.18s ease;
}

#password:focus {
  outline: none;
  border-color: rgba(10,61,83,0.6);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.5);
}

#loginBtn {
  flex: 0 0 auto;
  padding: 16px 28px;
  border-radius: var(--menu-item-radius);
  border: none;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  background: linear-gradient(180deg, var(--menu-active-start) 0%, var(--menu-active-end) 100%);
  color: #ffffff;
  cursor: pointer;
  box-shadow: 0 22px 36px rgba(8, 45, 66, 0.32);
  transition: transform 0.18s ease, box-shadow 0.22s ease;
}

#loginBtn:hover {
  transform: translateY(-2px);
  box-shadow: 0 26px 42px rgba(8, 45, 66, 0.36);
}

.login-actions {
  margin-top: 22px;
  display: flex;
  justify-content: center;
}

#voltarLoginBtn {
  background: linear-gradient(180deg, var(--menu-item-bg-start) 0%, var(--menu-item-bg-end) 100%);
  border: 1px solid var(--menu-item-border);
  border-radius: var(--menu-item-radius);
  padding: 12px 28px;
  font-weight: 700;
  color: var(--menu-text-color);
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.22s ease, background 0.22s ease;
}

#voltarLoginBtn:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 30px rgba(8, 45, 66, 0.2);
  background: linear-gradient(180deg, rgba(255,255,255,0.88) 0%, rgba(227,238,245,0.96) 100%);
}

@media (max-width: 560px) {
  .login-card {
    padding: 44px 28px;
    border-radius: 32px;
  }

  .login-card::before {
    inset: 10px;
    border-radius: 26px;
  }

  .login-step {
    padding: 24px 18px;
  }

  .login-row {
    flex-direction: column;
    align-items: stretch;
  }

  #loginBtn {
    width: 100%;
    justify-content: center;
  }

  #voltarLoginBtn {
    width: 100%;
  }
}

.register-subtitle {
  display: block;
  margin: 18px 0 6px;
  font-size: 1.05rem;
  font-weight: 700;
  color: rgba(10,61,83,0.88);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  text-align: center;
}

.register-subtitle strong {
  color: #ffffff;
  font-weight: 800;
}

.success-message,
.error-message {
  display: none;
  margin-top: 18px;
  padding: 16px 20px;
  border-radius: var(--menu-item-radius);
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.4);
}

.success-message {
  border: 1px solid rgba(58, 166, 115, 0.42);
  background: rgba(58, 166, 115, 0.16);
  color: #0b5133;
}

.error-message {
  border: 1px solid rgba(228, 73, 85, 0.4);
  background: rgba(228, 73, 85, 0.18);
  color: var(--menu-logout-start);
}

.register-form {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  text-align: left;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
  color: rgba(10,61,83,0.9);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.form-group input {
  width: 100%;
  padding: 16px 20px;
  box-sizing: border-box;
  border-radius: var(--menu-item-radius);
  border: 1px solid rgba(255,255,255,0.55);
  background: rgba(255,255,255,0.92);
  font-size: 1rem;
  font-weight: 600;
  color: var(--menu-text-color);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.form-group input:focus {
  outline: none;
  border-color: rgba(10,61,83,0.6);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.5);
}

.buttons-container {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 20px;
}

.btn-primary {
  background: linear-gradient(180deg, #28a745 0%, #1d7d3a 100%);
  color: #ffffff;
  border: none;
  border-radius: var(--menu-item-radius);
  padding: 14px 32px;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 18px 32px rgba(33, 125, 58, 0.28);
  transition: transform 0.18s ease, box-shadow 0.22s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 24px 40px rgba(33, 125, 58, 0.32);
}

.btn-secondary {
  background: linear-gradient(180deg, rgba(255,255,255,0.86) 0%, rgba(223,235,243,0.96) 100%);
  color: var(--menu-text-color);
  border: 1px solid var(--menu-item-border);
  border-radius: var(--menu-item-radius);
  padding: 14px 32px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 16px 28px rgba(8, 45, 66, 0.18);
  transition: transform 0.18s ease, box-shadow 0.22s ease;
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 34px rgba(8, 45, 66, 0.24);
}

@media (max-width: 560px) {
  .buttons-container {
    flex-direction: column;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
  }
}