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

body {
  font-family: 'Poppins', 'Inter', sans-serif;
  background-color: #f9fafb;
  color: #333;
  line-height: 1.6;
}

/* Headings */
h1, h2, h3, h4, h5 {
  font-weight: 600;
  color: #1e293b;
}

/* Card */
.card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.08);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.12);
}
.card-body {
  padding: 20px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  border-radius: 8px;
  text-align: center;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-green {
  background: linear-gradient(135deg, #20c56b, #16a758);
  color: #fff;
}
.btn-green:hover {
  background: linear-gradient(135deg, #16a758, #20c56b);
}

.btn-red {
  background: linear-gradient(135deg, #f43f5e, #e11d48);
  color: #fff;
}
.btn-red:hover {
  background: linear-gradient(135deg, #e11d48, #f43f5e);
}

/* Forms */
.form-label {
  font-weight: 500;
  font-size: 14px;
  color: #475569;
  margin-bottom: 6px;
  display: block;
}

input, select, textarea {
  width: 100%;
  padding: 12px 14px;
  font-size: 14px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  background: #fff;
  transition: border 0.2s ease, box-shadow 0.2s ease;
}

input:focus, select:focus, textarea:focus {
  border-color: #20c56b;
  box-shadow: 0 0 0 3px rgba(32, 197, 107, 0.2);
  outline: none;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
}
table thead {
  background: #f1f5f9;
}
table th {
  padding: 12px;
  text-align: left;
  font-size: 14px;
  color: #20c56b;
}
table td {
  padding: 12px;
  font-size: 14px;
  color: #374151;
  border-bottom: 1px solid #e5e7eb;
}
table tr:hover {
  background: #f9fafb;
}

/* Navbar / Header */
.navbar {
  background: #20c56b;
  padding: 12px 20px;
  color: #fff;
  font-weight: 500;
}
.navbar a {
  color: #fff;
  text-decoration: none;
  margin-right: 20px;
  transition: opacity 0.3s;
}
.navbar a:hover {
  opacity: 0.8;
}

/* Utility Classes */
.mt-20 { margin-top: 20px; }
.mb-20 { margin-bottom: 20px; }
.text-center { text-align: center; }