:root {
	--primary-color: #0d6efd;
	--success-color: #198754;
	--danger-color: #dc3545;
	--warning-color: #ffc107;
	--info-color: #0dcaf0;
}

.card {
	border: none;
	border-radius: 15px;
	overflow: hidden;
}

.card-header {
	background: linear-gradient(135deg, #667eea1a 0%, #0d6efd4f 100%);
	padding: 1.5rem;
}

.card-header h1 {
	margin: 0;
	font-size: 1.8rem;
	color: #ffffff;
}

/* Tabs */
.nav-tabs {
	border-bottom: 2px solid #dee2e6;
}

.nav-link {
	font-weight: 500;
	border: none;
	border-bottom: 2px solid transparent;
	padding: 0.75rem 1.5rem;
	transition: all 0.3s ease;
}

.nav-link:hover {
	border-bottom-color: #0d6efd;
}

.nav-link.active {
	background-color: #0d6efd !important;
}

/* Result box */
.result-box {
	border: 2px solid #dee2e6;
	border-radius: 8px;
	background-color: #f8f9fa;
	font-family: 'Courier New', monospace;
	font-size: 1.1rem;
	line-height: 1.6;
	min-height: 100px;
}

.result-box pre {
	margin: 0;
	white-space: pre-wrap;
	word-break: break-word;
}

/* Table styling */
.table {
	margin-bottom: 0;
}

.table thead th {
	font-weight: 600;
	background-color: #f8f9fa;
	position: sticky;
	top: 0;
	z-index: 10;
}

.table tbody tr:hover {
	background-color: #f8f9fa;
}

.table td {
	padding: 0.75rem;
	vertical-align: middle;
	font-size: 0.9rem;
}

.table .btn-sm {
	padding: 0.25rem 0.5rem;
	font-size: 0.875rem;
}

/* Form controls */
.form-control {
	border-radius: 8px;
	border: 1px solid #dee2e6;
	transition: border-color 0.3s ease;
}

.form-control:focus {
	border-color: var(--primary-color);
	box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.form-select {
	border-radius: 8px;
	border: 1px solid #dee2e6;
}

.form-check-label {
	cursor: pointer;
}

/* Loading spinner */
.spinner-border {
	width: 3rem;
	height: 3rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
	.card-header h1 {
		font-size: 1.5rem;
	}

	.btn-lg {
		width: 100%;
		margin-bottom: 10px;
	}

	.d-md-flex {
		flex-direction: column;
	}

	.table-responsive {
		font-size: 0.85rem;
	}

	.nav-link {
		padding: 0.75rem 1rem;
		font-size: 0.9rem;
	}
}

@media (max-width: 480px) {
	.card-header h1 {
		font-size: 1.3rem;
	}

	.table th,
	.table td {
		padding: 0.5rem;
		font-size: 0.8rem;
	}

	.form-text {
		font-size: 0.8rem;
	}
}

/* Animation */
@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(20px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

#encryptResultContainer,
#decryptResultContainer,
#bruteforceResultsContainer {
	animation: fadeIn 0.5s ease-out;
}

/* Custom scrollbar */
.table-responsive::-webkit-scrollbar {
	width: 6px;
	height: 6px;
}

.table-responsive::-webkit-scrollbar-track {
	background: #f1f1f1;
	border-radius: 3px;
}

.table-responsive::-webkit-scrollbar-thumb {
	background: #888;
	border-radius: 3px;
}

.table-responsive::-webkit-scrollbar-thumb:hover {
	background: #555;
}

/* Alert styling */
.alert {
	border-radius: 8px;
	border-left: 4px solid;
}

.alert-warning {
	border-left-color: #ffc107;
}

.alert-info {
	border-left-color: #0dcaf0;
}

.alert-success {
	border-left-color: #198754;
}

/* Code block */
code {
	background-color: #f8f9fa;
	padding: 2px 6px;
	border-radius: 4px;
	font-family: 'Courier New', monospace;
	font-size: 0.9em;
}

.bg-dark code {
	background-color: transparent;
	color: #fff;
}

/* Исправление белого текста при наведении */
.table tbody tr:hover {
	background-color: #e7f1ff !important;
	color: #212529 !important;
}

.table tbody tr:active {
	background-color: #d4e8ff !important;
	color: #212529 !important;
}

/* Специальные стили для таблицы шифра */
.caesar-table tbody tr {
	cursor: pointer;
	transition: background-color 0.2s ease;
}

.caesar-table tbody tr:hover td {
	color: #212529 !important;
}

.caesar-table tbody tr.copied-row {
	background-color: #d1e7dd !important;
	animation: highlightRow 1s ease;
}

@keyframes highlightRow {
	0% {
		background-color: #d1e7dd;
	}
	50% {
		background-color: #e7f1ff;
	}
	100% {
		background-color: transparent;
	}
}

/* Улучшенные кнопки в таблице */
.copy-bruteforce {
	opacity: 0;
	transition: opacity 0.3s ease;
}

.caesar-table tbody tr:hover .copy-bruteforce {
	opacity: 1;
}

/* Улучшенный результат */
.result-box {
	border: 2px solid #dee2e6;
	border-radius: 8px;
	background-color: #f8f9fa;
	font-family: 'Courier New', monospace;
	font-size: 1.1rem;
	line-height: 1.6;
	min-height: 100px;
	color: #212529; /* Четкий черный текст */
}

.result-box pre {
	margin: 0;
	color: #212529; /* Четкий черный текст */
	white-space: pre-wrap;
	word-break: break-word;
}

/* Адаптивность для таблицы */
@media (max-width: 768px) {
	.caesar-table th,
	.caesar-table td {
		padding: 0.5rem;
		font-size: 0.85rem;
	}

	.copy-bruteforce {
		opacity: 1 !important;
		padding: 0.2rem 0.4rem !important;
		font-size: 0.75rem !important;
	}
}