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

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

body {
  overflow: hidden;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  background: linear-gradient(360deg, rgba(255, 255, 255, 1) 0%, #d27303 100%);
  background-repeat: no-repeat;
  color: white;
  font-family: "Poppins", sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
}

center {
  width: 100%;
  padding: 20px;
}

/* Logo styling */
.logo-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 1rem;
  animation: fadeInDown 0.8s ease-out;
}

.logo {
  width: 50px;
  height: 50px;
  color: #ad3100;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
  transition: transform 0.3s ease, filter 0.3s ease;
}

@media (hover: hover) and (pointer: fine) {
  .logo:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.15));
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

h1 {
  margin-bottom: 2rem;
  font-size: 1.8rem;
  font-weight: 600;
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  animation: fadeIn 0.8s ease-out 0.2s both;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.form {
  display: flex;
  flex-direction: column;
  max-width: 400px;
  margin: 0 auto;
  gap: 0.6rem;
  animation: fadeInUp 0.8s ease-out 0.3s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

#username,
#password {
  padding: 0.6rem 0.8rem;
  outline: none;
  border: 2px solid transparent;
  background-color: white;
  border-radius: 0.5rem;
  font-family: "Poppins", sans-serif;
  font-size: 0.85rem;
  color: #ad3100;
  transition: all 0.3s ease;
  height: auto;
}

#username::placeholder,
#password::placeholder {
  color: #d4935d;
}

#username:focus,
#password:focus {
  outline: none;
  border: 2px solid #ad3100;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.button {
  background-color: #ad3100;
  color: white;
  text-align: center;
  cursor: pointer;
  user-select: none;
  border-radius: 0.5rem;
  padding: 0.7rem 1.2rem;
  margin: 0.5rem auto 0;
  font-family: "Poppins", sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  outline: none;
  border: none;
  width: 100%;
  max-width: 200px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  text-transform: none;
}

.button:active {
  transform: translateY(1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

@media (hover: hover) and (pointer: fine) {
  .button:hover {
    background-color: #c5572b;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
  }
}

/* Ripple effect */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.6);
  transform: scale(0);
  animation: rippleEffect 0.6s ease-out;
  pointer-events: none;
}

@keyframes rippleEffect {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

.message {
  color: #ad3100;
  margin: 10px 0;
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: 600;
  font-size: 0.85rem;
  min-height: 24px;
}

@keyframes warning {
  0% {
    font-size: 0.85rem;
  }
  40% {
    font-size: 1rem;
  }
  100% {
    font-size: 0.85rem;
  }
}

.alertzz {
  font-size: 0.85rem;
  animation: warning 0.3s ease-in-out;
}

@media screen and (max-width: 550px) {
  .form {
    max-width: 90vw;
  }

  h1 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
  }

  .logo-container {
    margin-bottom: 0.8rem;
  }

  .logo {
    width: 45px;
    height: 45px;
  }
}

@media screen and (min-width: 768px) {
  h1 {
    font-size: 2rem;
    margin-bottom: 2.5rem;
  }

  .logo-container {
    margin-bottom: 1.2rem;
  }

  .logo {
    width: 60px;
    height: 60px;
  }

  #username,
  #password {
    font-size: 0.9rem;
    padding: 0.7rem 1rem;
  }

  .button {
    font-size: 0.9rem;
    padding: 0.8rem 1.5rem;
    max-width: 250px;
  }

  .message {
    font-size: 0.9rem;
  }
}

@media screen and (min-width: 1280px) {
  h1 {
    font-size: 2.2rem;
  }

  .logo-container {
    margin-bottom: 1.5rem;
  }

  .logo {
    width: 70px;
    height: 70px;
  }

  #username,
  #password {
    font-size: 0.95rem;
    padding: 0.8rem 1.1rem;
  }

  .button {
    font-size: 0.95rem;
    padding: 0.9rem 1.8rem;
    max-width: 280px;
  }

  .message {
    font-size: 0.95rem;
  }
}