/* ===== MODERN INSTALLATION HEADER ===== */
.installation-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  margin-bottom: 0;
  padding: 2rem 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.installation-logo {
  width: 60px;
  height: 60px;
  object-fit: contain;
  background: rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 8px;
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255,255,255,0.2);
}

.brand-info .page-title {
  font-weight: 700;
  font-size: 2.2rem;
  color: white;
  margin: 0;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.installation-subtitle {
  color: rgba(255,255,255,0.9);
  font-size: 1rem;
  margin: 0;
  font-weight: 300;
}

.installation-badge {
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 25px;
  padding: 0.5rem 1.5rem;
}

.badge-text {
  color: white;
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== MAIN CONTENT STYLING ===== */
.content {
  background: #f8f9fa;
  min-height: calc(100vh - 140px);
  padding: 3rem 0;
}

.content .container {
  max-width: 600px;
}

.content .welcome {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  border: 1px solid rgba(0,0,0,0.05);
}

.content .welcome h3 {
  color: #2c3e50;
  font-weight: 600;
  margin-bottom: 1rem;
  text-align: center;
}

.content .welcome p {
  color: #6c757d;
  text-align: center;
  margin-bottom: 1.5rem;
  line-height: 1.6;
  word-break: normal;
}

/* Form Styling */
.form-section {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  border: 1px solid rgba(0,0,0,0.05);
}

.form-section h4 {
  color: #2c3e50;
  font-weight: 600;
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #e9ecef;
}

.form-control {
  border-radius: 8px;
  border: 1px solid #dee2e6;
  padding: 0.75rem 1rem;
  transition: all 0.3s ease;
}

.form-control:focus {
  border-color: #667eea;
  box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.btn-primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none;
  border-radius: 8px;
  padding: 0.75rem 2rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.alert {
  margin: 25px 0 10px 0;
  border-radius: 12px;
  border: none;
}

.alert-danger {
  background: linear-gradient(135deg, #ff6b6b, #ee5a24);
  color: white;
}

footer {
  padding: 2rem;
  background: #2c3e50;
  color: #95a5a6;
  margin-top: 0;
  border-top: none;
  text-align: center;
}

footer a {
  color: #3498db;
  text-decoration: none;
}

footer a:hover {
  color: #2980b9;
}

/* Installation Info Card */
.installation-info .info-card {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  border: 1px solid rgba(0,0,0,0.05);
  max-width: 500px;
  margin: 0 auto;
}

.info-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.info-icon i {
  font-size: 2rem;
  color: white;
}

.info-card h5 {
  color: #2c3e50;
  font-weight: 600;
  margin-bottom: 1rem;
}

.info-card p {
  color: #6c757d;
  line-height: 1.6;
}

/* Center the install button */
.content .text-center .btn-primary {
  margin: 2rem 0;
  min-width: 200px;
}

#loading {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 999999;
  background: rgba(255, 255, 255, 0.75);
}

#loading img {
  margin: auto;
  display: block;
}

/* ===== COUNTRY CODE PHONE SELECTOR STYLES (Installation) ===== */
.country-code-select {
    border-right: none !important;
    border-top-right-radius: 0 !important;
    border-bottom-right-radius: 0 !important;
    background-color: #f8f9fa;
    font-size: 0.9rem;
    font-weight: 500;
}

.phone-input {
    border-left: none !important;
    border-top-left-radius: 0 !important;
    border-bottom-left-radius: 0 !important;
}

.country-code-select:focus {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
    z-index: 3;
}

.input-group .country-code-select:focus + .phone-input {
    border-left-color: #86b7fe;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .installation-header {
        padding: 1.5rem 0;
    }
    
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .brand-info .page-title {
        font-size: 1.8rem;
    }
    
    .installation-subtitle {
        font-size: 0.9rem;
    }
    
    .content {
        padding: 2rem 0;
    }
    
    .content .welcome,
    .form-section {
        margin: 1rem;
        padding: 1.5rem;
    }
    
    .country-code-select {
        font-size: 0.8rem;
        max-width: 100px;
    }
}

/* Loading overlay styling */
#loading {
    background: rgba(102, 126, 234, 0.1);
    backdrop-filter: blur(5px);
}

#loading img {
    width: 64px;
    height: 64px;
    opacity: 0.8;
}