/* Mỗi nút một màu riêng biệt */
.btn-login {
  background: linear-gradient(90deg, #ffe066 80%, #fffbe7 100%);
  color: #6b3e26;
}
.btn-schedule {
  background: linear-gradient(90deg, #ffb347 80%, #ffd700 100%);
  color: #6b3e26;
}
.btn-home {
  background: linear-gradient(90deg, #a7ffeb 80%, #e0f7fa 100%);
  color: #ffd700;
}
/* ========================================
   LOGIN PAGE STYLES
   ======================================== */

/* Hide footer on login page */
.site-footer {
  display: none !important;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100vh;
  overflow-x: hidden;
  background: url('https://png.pngtree.com/background/20231101/original/pngtree-intense-close-up-of-falling-coffee-beans-on-vibrant-yellow-background-picture-image_5836024.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-container {
  max-width: 350px;
  background: rgba(255, 251, 231, 0.15);
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  padding: 32px 24px;
  text-align: center;
}

.login-container h2 { 
  color: #6b3e26; 
  margin-bottom: 18px; 
}

.login-container label { 
  display: block; 
  margin-bottom: 6px; 
  color: #6b3e26; 
  font-weight: 500; 
}

.login-container input {
  width: 90%;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid #ffd700;
  margin-bottom: 16px;
}


.main-btn {
  border: none;
  border-radius: 8px;
  padding: 10px 0;
  font-size: 18px;
  font-weight: 600;
  box-shadow: 2px 4px 12px #ffd70044;
  margin-top: 8px;
  cursor: pointer;
  display: block;
  width: 240px;
  margin-left: auto;
  margin-right: auto;
}

/* Mỗi nút một màu riêng biệt, ưu tiên ghi đè */
.btn-login {
  background: linear-gradient(90deg, #ffe066 80%, #fffbe7 100%);
  color: #6b3e26;
}
.btn-schedule {
  background: linear-gradient(90deg, #ffb347 80%, #ffd700 100%);
  color: #6b3e26;
}
.btn-home {
  background: linear-gradient(90deg, #491d03 80%, #faf9e0 100%);
  color: #f9f9f9;
}

.main-btn:hover {
  background: linear-gradient(90deg, #ffd700 80%, #ffe066 100%);
  transform: translateY(-2px);
  box-shadow: 2px 6px 16px #ffd70066;
}

.login-container .error-message {
  color: #ff4136;
  margin-bottom: 12px;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.9);
  padding: 10px;
  border-radius: 8px;
  border-left: 4px solid #ff4136;
}