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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: #f5f5f5;
  color: #333;
  line-height: 1.5;
}

nav {
  background: #2c3e50;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

nav .nav-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  min-height: 49px;
}

nav a {
  color: #ecf0f1;
  text-decoration: none;
  padding: 14px 20px;
  transition: background 0.2s;
  font-size: 14px;
}

nav a:first-child {
  margin-left: -20px;
}

nav a:hover,
nav a.active {
  background: #34495e;
}

.container {
  max-width: 1000px;
  margin: 30px auto;
  padding: 0 20px;
}

h1 {
  margin-bottom: 20px;
  color: #2c3e50;
  font-size: 22px;
}

h2 {
  margin-bottom: 15px;
  color: #2c3e50;
  font-size: 18px;
}

/* Forms */
.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
  font-size: 14px;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="date"],
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 14px;
  font-family: inherit;
}

.form-group textarea {
  height: 80px;
  resize: vertical;
}

.form-group select {
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 8px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  font-family: inherit;
  transition: background 0.2s;
}

.btn-primary {
  background: #3498db;
  color: #fff;
}

.btn-primary:hover {
  background: #2980b9;
}

.btn-success {
  background: #27ae60;
  color: #fff;
}

.btn-success:hover {
  background: #219a52;
}

.btn-danger {
  background: #e74c3c;
  color: #fff;
}

.btn-danger:hover {
  background: #c0392b;
}

.btn-secondary {
  background: #95a5a6;
  color: #fff;
}

.btn-secondary:hover {
  background: #7f8c8d;
}

.btn-sm {
  padding: 4px 12px;
  font-size: 12px;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

th, td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid #eee;
}

th {
  background: #f8f9fa;
  font-weight: 600;
  font-size: 13px;
  color: #555;
}

td {
  font-size: 14px;
}

/* Cards */
.card {
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  padding: 20px;
  margin-bottom: 20px;
}

/* Filter bar */
.filter-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  align-items: center;
}

.filter-bar select {
  padding: 6px 12px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 14px;
}

/* Messages - fixed overlay at top */
.msg {
  position: fixed;
  top: 60px;
  left: 50%;
  transform: translateX(-50%);
  padding: 12px 24px;
  border-radius: 4px;
  font-size: 14px;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  animation: msgFadeIn 0.2s ease-out;
}

@keyframes msgFadeIn {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

.msg-success {
  background: #27ae60;
  color: #fff;
}

.msg-error {
  background: #e74c3c;
  color: #fff;
}

/* Menu form layout */
.menu-row {
  display: flex;
  gap: 15px;
  align-items: flex-end;
}

.menu-row .form-group {
  flex: 1;
}

/* Responsive */
@media (max-width: 600px) {
  nav {
    flex-wrap: wrap;
  }
  nav a {
    flex: 1;
    text-align: center;
    padding: 10px;
    font-size: 12px;
  }
  .menu-row {
    flex-direction: column;
  }
}

@media print {
  nav, .no-print {
    display: none !important;
  }
}