:root {
  --primary-blue: #1b639e;
  --bg-header: #216d9e;
  --text-main: #2b3e50;
  --border-color: #d1d5db;
}

* {
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background-color: #f3f4f6;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
  padding: 10px;
}

.card {
  width: 100%;
  max-width: 340px;
  height: 600px;
  background: #ffffff;
  border: 1px solid var(--primary-blue);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
  display: flex;
  flex-direction: column;
}

.header {
  background-color: var(--primary-blue);
  color: white;
  padding: 8px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  font-weight: bold;
}

.header .badge {
  background: rgba(255, 255, 255, 0.2);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 3px;
}

.header .status {
  font-size: 11px;
  font-weight: normal;
}

.footer {
  background: #e5e7eb;
  text-align: center;
  padding: 6px;
  font-size: 11px;
  color: #6b7280;
}

.hidden { 
  display: none !important; 
}
.header, 
.btn-create, 
.btn-send {
  background-color: #0088cc !important;
  color: #ffffff;
}

.btn-create:hover, 
.btn-send:hover {
  background-color: #006699 !important;
}