/* Typography */
h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  color: var(--color-text);
  font-weight: 700;
}

h1 { font-size: 2rem; margin-bottom: 24px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), #2563eb);
  color: white;
  box-shadow: 0 4px 10px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
  background-color: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

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

.btn-success { background-color: var(--color-success); color: white; }
.btn-danger { background-color: var(--color-danger); color: white; }
.btn-warning { background-color: var(--color-warning); color: #fff; }

/* Cards */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  padding: 24px;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  margin-bottom: 24px;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Forms */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--color-text-muted);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: 1rem;
  transition: all var(--transition-fast);
  box-sizing: border-box;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

/* Tables */
.table-responsive {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th, .table td {
  padding: 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.table th {
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
}

.table tr:hover td {
  background-color: rgba(255, 255, 255, 0.02);
}

[data-theme='light'] .table tr:hover td {
  background-color: rgba(0, 0, 0, 0.02);
}

/* Badges */
.badge {
  padding: 4px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}
.badge-success { background-color: rgba(46, 213, 115, 0.1); color: var(--color-success); }
.badge-danger { background-color: rgba(255, 71, 87, 0.1); color: var(--color-danger); }
.badge-warning { background-color: rgba(255, 165, 2, 0.1); color: var(--color-warning); }
.badge-primary { background-color: rgba(59, 130, 246, 0.1); color: var(--color-primary); }

/* Theme Toggle */
.theme-toggle {
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  transition: background-color var(--transition-fast);
}
.theme-toggle:hover {
  background-color: var(--color-border);
}

/* Flash Messages */
.flash-messages {
  margin-bottom: 24px;
}
.alert {
  padding: 16px;
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  font-weight: 500;
}
.alert-error {
  background-color: rgba(255, 71, 87, 0.1);
  color: var(--color-danger);
  border: 1px solid rgba(255, 71, 87, 0.2);
}
.alert-success {
  background-color: rgba(46, 213, 115, 0.1);
  color: var(--color-success);
  border: 1px solid rgba(46, 213, 115, 0.2);
}
.alert-info {
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--color-primary);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

/* Language Switcher */
.language-switcher select {
  background-color: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  padding: 6px 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
}