/* ---------------------------------- */
/* Sankey Designer Styles        */
/* (Versão Moderna por Gemini)      */
/* ---------------------------------- */

/* === Reset e Variáveis Globais === */
:root {
	--bg-color: #F7F8FA;
	/* Fundo geral da aplicação */
	--panel-bg: #FFFFFF;
	/* Fundo dos painéis e barras */
	--border-color: #E9EBF0;
	/* Cor das bordas */
	--text-primary: #1A1F36;
	/* Cor do texto principal */
	--text-secondary: #6A738D;
	/* Cor do texto secundário */
	--primary-color: #4A6FFF;
	/* Cor de destaque principal (azul) */
	--primary-hover: #3C59CC;
	/* Cor de destaque ao passar o mouse */
	--top-bar-height: 60px;
	/* Altura da barra superior */
	--sidebar-nav-width: 80px;
	/* Largura da navegação lateral */
	--sidebar-panel-width: 340px;
	/* Largura do painel de ferramentas */
}

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

html,
body {
	height: 100%;
	overflow: hidden;
	/* Remove a barra de rolagem da página */
}

body {
	font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
	background-color: var(--bg-color);
	color: var(--text-primary);
	line-height: 1.5;
}

/* === Estrutura Principal da Aplicação === */
.app-container {
	display: flex;
	flex-direction: column;
	height: 100vh;
}

/* === Barra Superior === */
.top-bar {
	display: flex;
	align-items: center;
	padding: 0 24px;
	height: var(--top-bar-height);
	background-color: var(--panel-bg);
	border-bottom: 1px solid var(--border-color);
	flex-shrink: 0;
	z-index: 10;
}

.logo {
	display: flex;
	align-items: center;
	gap: 12px;
	color: var(--primary-color);
}

.logo i{
	display: flex;
	align-items: center;
	gap: 12px;
	color: var(--primary-color);
}

.logo h1 {
	font-size: 1.2rem;
	font-weight: 600;
	color: var(--text-primary);
}

.logo a {
	font-size: 1.2rem;
	font-weight: 600;
	color: var(--text-primary);
	text-decoration: none;
}

.project-title-container {
	flex-grow: 1;
	text-align: center;
}

#project-name-input {
	background: transparent;
	border: 1px solid #A8B0EF;
	border-radius: 6px;
	font-size: 1rem;
	font-weight: 500;
	padding: 6px 12px;
	text-align: center;
	width: 300px;
	transition: all 0.2s ease;
}

#project-name-input:hover,
#project-name-input:focus {
	background-color: var(--bg-color);
	border-color: var(--border-color);
	outline: none;
}

.top-bar-actions {
	display: flex;
	align-items: center;
	gap: 10px;
}

/* === Botões Padrão === */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 8px 16px;
	border: none;
	border-radius: 6px;
	font-weight: 500;
	font-size: 14px;
	cursor: pointer;
	transition: all 0.2s ease;
	text-decoration: none;
}

.btn-primary {
	background-color: var(--primary-color);
	color: white;
}

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

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

.btn-secondary:hover {
	background-color: #e9ebee;
}

.btn-full-width {
	width: 100%;
	padding: 12px;
	margin-top: 20px;
}

.btn.btn-modified {
    background: linear-gradient(45deg, #ff9a44, #ff6b6b);
	animation: pulse-modified 2s infinite;
}

@keyframes pulse-modified {
	0% {
		box-shadow: 0 0 0 0 rgba(255, 107, 107, 0.7);
	}

	70% {
		box-shadow: 0 0 0 10px rgba(255, 107, 107, 0);
	}

	100% {
		box-shadow: 0 0 0 0 rgba(255, 107, 107, 0);
	}
}

/* === Menu de Exportação Dropdown === */
.export-menu {
	position: relative;
}

.export-options-dropdown {
	position: absolute;
	top: 120%;
	right: 0;
	width: 240px;
	background-color: var(--panel-bg);
	border-radius: 8px;
	border: 1px solid var(--border-color);
	box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
	padding: 8px;
	z-index: 100;
}

.export-options-dropdown button {
	display: flex;
	align-items: center;
	gap: 12px;
	width: 100%;
	padding: 10px;
	background: none;
	border: none;
	text-align: left;
	border-radius: 4px;
	font-size: 14px;
	cursor: pointer;
	color: var(--text-primary);
}

.export-options-dropdown button:hover {
	background-color: var(--bg-color);
}

.export-options-dropdown i {
	width: 20px;
	color: var(--text-secondary);
}


/* === Layout Principal (Sidebar + Conteúdo) === */
.main-container {
	display: flex;
	height: calc(100vh - var(--top-bar-height));
	/* Ocupa o resto da altura */
}

/* === Navegação Lateral (Ícones) === */
.sidebar-nav {
	width: var(--sidebar-nav-width);
	background-color: var(--panel-bg);
	border-right: 1px solid var(--border-color);
	padding: 15px 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 10px;
	flex-shrink: 0;
}

.nav-btn {
	background: none;
	border: none;
	border-radius: 8px;
	width: 60px;
	height: 60px;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 4px;
	cursor: pointer;
	transition: background-color 0.2s ease;
	color: var(--text-secondary);
}

.nav-btn i {
	font-size: 1.2rem;
}

.nav-btn span {
	font-size: 0.7rem;
	font-weight: 500;
}

.nav-btn:hover {
	background-color: var(--bg-color);
}

.nav-btn.active {
	background-color: #E9EFFF;
	color: var(--primary-color);
}

/* === Painel de Ferramentas (Conteúdo Lateral) === */
.sidebar-panel-container {
	width: var(--sidebar-panel-width);
	background-color: var(--panel-bg);
	border-right: 1px solid var(--border-color);
	position: relative;
	flex-shrink: 0;
}

.sidebar-panel {
	display: none;
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	padding: 25px;
	overflow-y: auto;
}

.sidebar-panel.active {
	display: block;
}

.section h2 {
	font-size: 1.1rem;
	font-weight: 600;
	margin-bottom: 20px;
	color: var(--text-primary);
}

.setting-group {
	margin-bottom: 25px;
}

.setting-group:last-child {
	margin-bottom: 0;
}

.setting-group h3 {
	font-size: 0.9rem;
	font-weight: 600;
	margin-bottom: 12px;
	color: var(--text-primary);
}

/* === Elementos de Formulário === */
label {
	display: block;
	margin-bottom: 8px;
	font-weight: 500;
	font-size: 14px;
	color: var(--text-secondary);
}

textarea,
input[type="text"],
select {
	width: 100%;
	padding: 10px 12px;
	border: 1px solid var(--border-color);
	border-radius: 6px;
	font-family: inherit;
	font-size: 14px;
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
	background-color: var(--panel-bg);
	color: var(--text-primary);
}

textarea:focus,
input[type="text"]:focus,
select:focus {
	outline: none;
    border: 2px solid;
	border-color: var(--primary-color);
    box-shadow: 0 0 0 0 rgb(255 255 255 / 0%);
}

textarea {
	min-height: 150px;
	resize: vertical;
}

/* Abas (Texto/Arquivo) */
.input-tabs {
	display: flex;
	margin-bottom: 20px;
	background: var(--bg-color);
	border-radius: 8px;
	padding: 4px;
}

.tab-btn {
	flex: 1;
	padding: 8px 12px;
	border: none;
	background: transparent;
	border-radius: 6px;
	cursor: pointer;
	font-weight: 500;
	transition: all 0.2s ease;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
}

.tab-btn.active {
	background: white;
	color: var(--primary-color);
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.tab-content {
	display: none;
}

.tab-content.active {
	display: block;
}

/* Upload de Arquivo */
.file-upload-area {
	border: 2px dashed var(--border-color);
	border-radius: 12px;
	padding: 30px 20px;
	text-align: center;
	cursor: pointer;
	transition: all 0.3s ease;
    background: #fafbfc;
}

.file-upload-area:hover {
	border-color: var(--primary-color);
	background: #F5F7FF;
}

.file-upload-area.dragover {
    border-color: var(--primary-color);
    background: rgba(102, 126, 234, 0.1);
    transform: scale(1.02);
}

.file-upload-area i {
	font-size: 1.8rem;
	color: var(--primary-color);
	margin-bottom: 10px;
}

.file-types {
	font-size: 0.8rem;
	color: var(--text-secondary);
}

.file-info {
	background: #E9EFFF;
	border: 1px solid #C6D3FF;
	border-radius: 8px;
	padding: 10px;
	margin-top: 15px;
	font-size: 13px;
}

/* Controles de Customização */
.aspect-ratio-controls {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 10px;
}

.aspect-btn {
	padding: 10px;
	border: 1px solid var(--border-color);
	background: white;
	border-radius: 6px;
	cursor: pointer;
	transition: all 0.2s ease;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
}

.aspect-btn.active {
	border-color: var(--primary-color);
	background: #E9EFFF;
	color: var(--primary-color);
}

.diagram-controls {
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.color-schemes {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 10px;
}

.color-scheme {
    position: relative;
	padding: 12px;
    padding-bottom: 22px; /* Espaço para o preview */
	border: 1px solid var(--border-color);
	background: white;
	border-radius: 6px;
	cursor: pointer;
	transition: all 0.2s ease;
	text-align: center;
	font-size: 0.9rem;
}

.color-scheme.active {
	border-color: var(--primary-color);
	background: #E9EFFF;
	color: var(--primary-color);
	font-weight: 600;
}

.color-preview {
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 2px;
    height: 8px;
}

.color-preview span {
    display: block;
    width: 15px;
    height: 8px;
    border-radius: 2px;
    background-color: var(--border-color);
}


.link-controls-group {
	display: flex;
	flex-direction: column;
	gap: 15px;
}

/* Input Range Slider */
input[type="range"] {
	-webkit-appearance: none;
	width: 100%;
	height: 4px;
	background: var(--border-color);
	border-radius: 5px;
	outline: none;
	transition: opacity .2s;
	cursor: pointer;
    padding: 0 !important;
}

input[type="range"]::-webkit-slider-thumb {
	-webkit-appearance: none;
	appearance: none;
	width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #667eea;
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

input[type="range"]::-moz-range-thumb {
	width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #667eea;
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

/* === Editor de Texto Simples === */
.simple-toolbar {
	display: flex;
	flex-wrap: wrap;
    align-items: center;
	gap: 5px;
	padding: 8px;
	background: var(--bg-color);
	border: 1px solid var(--border-color);
	border-bottom: none;
	border-radius: 6px 6px 0 0;
}

.toolbar-btn {
	padding: 6px 10px;
	border: 1px solid var(--border-color);
	background: white;
	cursor: pointer;
	font-size: 13px;
	border-radius: 4px;
	transition: all 0.2s ease;
    height: 32px;
}

.toolbar-btn:hover {
	background-color: #e9ebee;
}

.toolbar-select {
    width: auto !important;
    padding: 6px 10px;
    height: 32px;
}

select.toolbar-select {
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
	padding-right: 25px;
	background-image: url('data:image/svg+xml;utf8,<svg fill="%236A738D" height="24" viewBox="0 0 24 24" width="24" xmlns="http://www.w3.org/2000/svg"><path d="M7 10l5 5 5-5z"/><path d="M0 0h24v24H0z" fill="none"/></svg>');
	background-repeat: no-repeat;
	background-position: right 4px center;
}

.simple-editor {
	border-top: none;
	border-radius: 0 0 6px 6px;
	min-height: 80px;
}

.break-line-icon {
	transform: rotate(90deg);
	display: inline-block;
}

.template-tags-buttons {
	margin-top: 8px;
}

.template-tags-buttons small {
	display: block;
	margin-bottom: 6px;
	color: var(--text-secondary);
	font-size: 0.8rem;
}

.tag-btn {
	display: inline-block;
	padding: 4px 8px;
	margin: 2px 4px 2px 0;
	background: #E9EFFF;
	color: var(--primary-color);
	border: none;
	border-radius: 4px;
	font-size: 0.8rem;
	font-family: 'Courier New', monospace;
	cursor: pointer;
	transition: all 0.2s ease;
}

.tag-btn:hover {
	background: #C6D3FF;
}

/* === Checkbox Customizado === */
.checkbox-label {
	display: flex;
	align-items: center;
	cursor: pointer;
	font-weight: 500;
	color: var(--text-primary);
	margin-bottom: 15px;
}

.checkbox-label input[type="checkbox"] {
	display: none;
}

.checkmark {
	width: 20px;
	height: 20px;
	background: #FFF;
	border: 2px solid var(--border-color);
	border-radius: 4px;
	margin-right: 10px;
	position: relative;
	transition: all 0.2s ease;
}

.checkbox-label input[type="checkbox"]:checked+.checkmark {
	background: var(--primary-color);
	border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked+.checkmark::after {
	content: '✓';
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	color: white;
	font-size: 12px;
	font-weight: bold;
}

/* === Gerenciamento de Projetos === */
.projects-list {
	max-height: 400px;
	overflow-y: auto;
	border: 1px solid var(--border-color);
	border-radius: 8px;
	background: #FFF;
}

.no-projects {
	padding: 40px 20px;
	text-align: center;
	color: var(--text-secondary);
}

.project-item {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 12px 15px;
	border-bottom: 1px solid var(--border-color);
	transition: background-color 0.2s ease;
}

.project-item.active-project {
	background-color: #c4e5ff;
	border-left: 3px solid var(--primary-color);
	font-weight: bold;
}

.project-item.active-project:hover {
	background-color: #c4e5ff;
}


.project-item:last-child {
	border-bottom: none;
}

.project-item:hover {
	background-color: var(--bg-color);
}

.project-name {
	font-weight: 600;
	color: var(--text-primary);
}

.project-meta {
	font-size: 12px;
	color: var(--text-secondary);
}

.project-actions-buttons {
	display: flex;
	gap: 8px;
}

.project-actions-buttons .btn {
	padding: 6px 10px;
	font-size: 12px;
}

.project-actions-buttons .btn-delete {
	color: #e53e3e;
}

.project-actions-buttons .btn-delete:hover {
	background: #fff5f5;
	border-color: #e53e3e;
}

#project-status {
	background: #E9EFFF;
	border-radius: 8px;
	padding: 10px;
	margin-bottom: 20px;
	transition: all 0.3s ease;
}

#project-status.modified {
	background: #fffaf0;
}

#project-status-text {
	font-size: 13px;
	font-weight: 500;
}

/* === Área de Visualização do Diagrama === */
.diagram-area {
	flex-grow: 1;
	padding: 24px;
	display: flex;
	justify-content: center;
	align-items: center;
	height: 100%;
	overflow: hidden;
}

#diagram-container {
	width: 100%;
	height: 100%;
	background: white;
	border-radius: 12px;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
	border: 1px solid var(--border-color);
	display: flex;
	justify-content: center;
	align-items: center;
	overflow: hidden;
	position: relative;
}

.placeholder {
	text-align: center;
	color: var(--text-secondary);
}

.placeholder i {
	font-size: 4rem;
	margin-bottom: 20px;
	opacity: 0.5;
	color: #CBD5E0;
}

.placeholder h3 {
	font-size: 1.5rem;
	font-weight: 600;
	color: var(--text-primary);
}

/* === Estilos do Diagrama Sankey === */
.sankey-node rect {
	cursor: pointer;
	fill-opacity: 0.9;
	shape-rendering: crispEdges;
}

.sankey-node text {
	pointer-events: all;
	font-size: inherit;
	font-weight: 500;
	cursor: move;
	user-select: none;
}

.sankey-link {
	fill: none;
	cursor: pointer;
}

.sankey-link:hover {
	stroke-opacity: 0.8 !important;
}

.flow-text {
	font-family: 'Inter', sans-serif;
	font-weight: 500;
	fill: #374151;
	text-anchor: middle;
	pointer-events: all;
	user-select: none;
	cursor: move;
	text-shadow: 0px 0px 2px rgba(255, 255, 255, 0.9);
}

/* === Overlays e Modais === */
.loading-overlay,
.modal-overlay {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(26, 31, 54, 0.7);
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 2000;
	backdrop-filter: blur(4px);
}

.loading-spinner {
	background: white;
	padding: 30px;
	border-radius: 12px;
	text-align: center;
	display: flex;
	align-items: center;
	gap: 15px;
}

.loading-spinner i {
	font-size: 2rem;
	color: var(--primary-color);
}

.loading-spinner p {
	font-weight: 500;
	color: var(--text-primary);
	font-size: 1.1rem;
}

.modal-content {
	background: white;
	padding: 25px;
	border-radius: 12px;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
	max-width: 450px;
	width: 90%;
}

.modal-content h3 {
	margin-bottom: 15px;
	color: var(--text-primary);
	font-size: 1.2rem;
}

.modal-content p {
	margin-bottom: 20px;
	color: var(--text-secondary);
	line-height: 1.5;
}

.modal-buttons {
	display: flex;
	justify-content: flex-end;
	gap: 10px;
	margin-top: 20px;
}

.color-picker-input {
	display: flex;
	align-items: center;
	gap: 15px;
	margin-bottom: 20px;
}

.color-picker-input input[type="color"] {
	-webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    width: 60px;
    height: 40px;
    background-color: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}
.color-picker-input input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}
.color-picker-input input[type="color"]::-webkit-color-swatch {
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.color-picker-input span {
	font-weight: 500;
	color: var(--text-primary);
}

.scale-buttons {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 10px;
	margin-bottom: 25px;
}

.scale-btn {
	padding: 12px;
	border: 1px solid var(--border-color);
	background: white;
	border-radius: 8px;
	cursor: pointer;
	transition: all 0.2s ease;
	text-align: center;
	font-weight: 500;
}

.scale-btn:hover {
	border-color: var(--primary-color);
}

.scale-btn.active {
	border-color: var(--primary-color);
	background: var(--primary-color);
	color: white;
}

.scale-size {
	display: block;
	font-size: 12px;
	opacity: 0.8;
	margin-top: 5px;
}

/* === Classes Utilitárias === */
.hidden {
	display: none !important;
}

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

.btn.btn-secondary:disabled {
	background-color: var(--bg-color);
	border-color: var(--border-color);
	color: var(--text-secondary);
}

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

.btn.btn-primary:disabled {
	background-color: var(--primary-color);
	opacity: 0.5;
}

.btn.btn-primary:disabled:hover {
	background-color: var(--primary-color);
}