* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Arial, sans-serif;
}

body {
  background: #f4f6fb;
  color: #1f2937;
}

/* ===== LOGIN ===== */
.login-wrapper {
  min-height: 100vh;
  background: linear-gradient(135deg, #1e3a8a, #2563eb);
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-box {
  width: 360px;
  background: #ffffff;
  padding: 35px;
  border-radius: 14px;
  box-shadow: 0 20px 40px rgba(0,0,0,.25);
}

.login-box h2 {
  text-align: center;
  margin-bottom: 20px;
  color: #1e3a8a;
}

.login-box input {
  width: 100%;
  padding: 12px;
  margin-bottom: 14px;
  border-radius: 8px;
  border: 1px solid #ddd;
}

.login-box button {
  width: 100%;
  padding: 12px;
  background: #1e3a8a;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-weight: bold;
  cursor: pointer;
}

/* ===== LAYOUT ===== */
.wrapper {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 230px;
  background: #1e3a8a;
  color: white;
  padding: 25px 15px;
}

.sidebar h3 {
  text-align: center;
  margin-bottom: 30px;
}

.sidebar a {
  display: block;
  color: white;
  text-decoration: none;
  padding: 12px;
  border-radius: 8px;
  margin-bottom: 8px;
}

.sidebar a:hover {
  background: #2563eb;
}

.content {
  flex: 1;
  padding: 30px;
}

/* ===== DASHBOARD ===== */
.dashboard {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.card {
  background: #ffffff;
  padding: 25px;
  border-radius: 14px;
  box-shadow: 0 10px 20px rgba(0,0,0,.05);
  text-align: center;
}

.card h1 {
  font-size: 32px;
  color: #1e3a8a;
}

.card p {
  margin-top: 8px;
  font-weight: 500;
}

/* ===== FORM ===== */
form {
  background: #ffffff;
  padding: 20px;
  border-radius: 12px;
  margin-bottom: 20px;
  box-shadow: 0 10px 20px rgba(0,0,0,.05);
}

form input, form select {
  width: 100%;
  padding: 10px;
  margin-bottom: 12px;
  border-radius: 8px;
  border: 1px solid #ddd;
}

form button {
  padding: 10px;
  background: #1e3a8a;
  color: white;
  border: none;
  border-radius: 8px;
}

/* ===== TABLE ===== */
table {
  width: 100%;
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 20px rgba(0,0,0,.05);
}

table th {
  background: #1e3a8a;
  color: white;
  padding: 12px;
}

table td {
  padding: 10px;
  border-bottom: 1px solid #eee;
}

table tr:hover {
  background: #f1f5f9;
}

@media print {
  .sidebar, button {
    display: none;
  }
}