* {
  box-sizing: border-box;
  font-family: "Segoe UI", Arial, sans-serif;
}

body {
  margin: 0;
  background: #f4f6fb;
  color: #222;
}

/* ===== NAVBAR ===== */
.navbar {
  background: #0d6efd;
  color: #fff;
  padding: 16px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar a {
  color: #fff;
  text-decoration: none;
  margin-left: 18px;
  font-weight: 500;
}

/* ===== LAYOUT ===== */
.container {
  max-width: 1100px;
  margin: 30px auto;
  padding: 0 20px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

/* ===== CARD ===== */
.card {
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06);
}

h1, h2, h3 {
  margin-top: 0;
}

/* ===== BUTTONS ===== */
button {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 8px;
  background: #0d6efd;
  color: #fff;
  font-size: 15px;
  cursor: pointer;
}

button:hover {
  background: #0b5ed7;
}

/* ===== INPUTS ===== */
input, select {
  width: 100%;
  padding: 14px;
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid #ccc;
}

/* ===== STATS ===== */
.stat {
  font-size: 34px;
  font-weight: bold;
  color: #0d6efd;
}

/* ===== TABLE ===== */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table th, .table td {
  padding: 14px;
  border-bottom: 1px solid #ddd;
  text-align: left;
}

/* ===== BADGE ===== */
.badge {
  padding: 6px 14px;
  background: #28a745;
  color: #fff;
  border-radius: 20px;
  font-size: 12px;
}

/* ===== FOOTER ===== */
.footer {
  margin-top: 50px;
  background: #111;
  color: #aaa;
  text-align: center;
  padding: 20px;
}