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

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

/* Header */
header {
  position: relative; /* Set position to relative for absolute positioning of children */
  top: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-xl);
  background: var(--panel);
  border-bottom: 1px solid var(--border-light);
}

header .header-center {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
}

.header-left, .header-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

header h1 {
  font-size: 18px;
  font-weight: 600;
  color: var(--accent);
  margin-right: var(--spacing-lg);
}

#headerControls {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* Buttons */
.btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--card);
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn:hover {
  background: var(--panel);
  border-color: var(--accent);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: #2d4a2e;
  color: var(--success-text);
  border-color: #3d5a3e;
}

.btn-primary:hover {
  background: #3d5a3e;
}

.btn-danger {
  background: var(--danger-bg);
  color: var(--danger-text);
  border-color: #3a1a1a;
}

.btn-danger:hover {
  background: #6e3a3a;
}

.btn-small {
  padding: 4px var(--spacing-sm);
  font-size: 11px;
}

/* Input */
input[type="text"],
input[type="email"],
input[type="number"],
input[type="file"],
input[type="url"],
input[type="password"] {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
}

input[type="checkbox"] {
  cursor: pointer;
  width: 16px;
  height: 16px;
}

/* Badge */
.badge {
  display: inline-block;
  padding: 2px var(--spacing-sm);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 500;
}

.badge-success {
  background: var(--success-bg);
  color: var(--success-text);
}

.badge-warning {
  background: var(--warning-bg);
  color: var(--warning-text);
}

/* Utility */
.hidden {
  display: none !important;
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal.hidden {
  display: none;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(3px);
}

.modal-content {
  position: relative;
  z-index: 1001;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}