/* ==========================================================================
   ILOVECSV - DESIGN SYSTEM MODERNO & ENGINE VISUAL NATIVO
   ========================================================================== */

:root {
  /* Paleta Corporativa de Produtividade */
  --color-primary: #107C41;
  --color-primary-hover: #0b592e;
  --color-accent: #0F9D58;
  --color-accent-light: #e8f5e9;
  
  --color-bg-body: #f8fafc;
  --color-surface: #ffffff;
  --color-surface-hover: #f1f5f9;
  --color-border: #e2e8f0;
  --color-border-active: #107c41;

  --color-text-main: #0f172a;
  --color-text-muted: #475569;
  --color-text-light: #94a3b8;

  --color-danger: #ef4444;
  --color-danger-bg: #fef2f2;
  --color-success: #10b981;
  --color-success-bg: #ecfdf5;

  /* Sombras Suaves */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  --shadow-focus: 0 0 0 3px rgba(16, 124, 65, 0.2);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;

  /* Transições Otimizadas a 60 FPS */
  --transition-fast: 150ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 250ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset e Normalização */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-body);
  color: var(--color-text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.main-content {
  flex: 1 0 auto;
  padding: 2.5rem 0;
}

/* Navbar */
.navbar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(8px);
}

.navbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-main);
  letter-spacing: -0.02em;
}

.brand-icon {
  width: 28px;
  height: 28px;
  stroke: var(--color-primary);
}

.brand-highlight {
  color: var(--color-primary);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links {
  display: flex;
  gap: 1.25rem;
}

.nav-link {
  text-decoration: none;
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-primary);
}

/* Seletor de Idioma */
.lang-selector-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--color-bg-body);
  border: 1px solid var(--color-border);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
}

.lang-icon {
  width: 16px;
  height: 16px;
  stroke: var(--color-text-muted);
}

.lang-select {
  border: none;
  background: transparent;
  font-family: var(--font-sans);
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--color-text-main);
  cursor: pointer;
  outline: none;
}

/* Faixa de Privacidade */
.privacy-strip {
  background-color: var(--color-accent-light);
  border-bottom: 1px solid rgba(16, 124, 65, 0.15);
  font-size: 0.85rem;
  color: var(--color-primary);
  padding: 0.4rem 0;
}

.privacy-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

.privacy-badge {
  background-color: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Transições SPA (Aceleradas via GPU) */
.view-mount-point {
  opacity: 1;
  transform: translateY(0);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
  will-change: opacity, transform;
}

.view-mount-point.view-enter {
  opacity: 0;
  transform: translateY(10px);
}

/* ==========================================================================
   HOMEPAGE & CATÁLOGO DE FERRAMENTAS (ESTILO ILOVEPDF)
   ========================================================================== */

.hero-section {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3rem auto;
}

.hero-title {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text-main);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.hero-title-highlight {
  color: var(--color-primary);
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Filtros por Categoria */
.category-filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.filter-btn {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.filter-btn.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

/* Grid de Ferramentas */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.tool-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.tool-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  will-change: transform, box-shadow;
}

.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(16, 124, 65, 0.4);
}

.tool-card-icon-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  background: var(--color-accent-light);
  border-radius: var(--radius-sm);
  margin-bottom: 1.1rem;
}

.tool-card-icon {
  width: 24px;
  height: 24px;
  stroke: var(--color-primary);
}

.tool-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 0.4rem;
}

.tool-card-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 1rem;
  flex-grow: 1;
}

.tool-card-badge {
  align-self: flex-start;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  background: var(--color-accent-light);
  padding: 2px 8px;
  border-radius: 4px;
}

.tool-card-hidden {
  display: none !important;
}

/* Dropzone Moderno */
.dropzone-container {
  border: 2px dashed var(--color-border);
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 3rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition-fast), background-color var(--transition-fast), transform var(--transition-fast);
  position: relative;
  outline: none;
}

.dropzone-container:hover,
.dropzone-container.is-dragover {
  border-color: var(--color-primary);
  background-color: #f4fbf7;
  transform: scale(1.002);
}

.dropzone-icon {
  width: 48px;
  height: 48px;
  stroke: var(--color-primary);
  margin-bottom: 1rem;
}

.dropzone-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 0.4rem;
}

.dropzone-subtitle {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.dropzone-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

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

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

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

/* Barra de Progresso Real-time */
.progress-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin: 1.5rem 0;
  box-shadow: var(--shadow-sm);
}

.progress-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.progress-track {
  width: 100%;
  height: 8px;
  background-color: var(--color-border);
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  width: 0%;
  height: 100%;
  background-color: var(--color-primary);
  border-radius: 999px;
  transition: width var(--transition-fast);
}

/* Espaço Reservado para Anúncios */
.ad-slot-wrapper {
  margin-top: 3.5rem;
  padding: 1rem 0;
}

.ad-slot-inner {
  background-color: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
}

.ad-label {
  display: block;
  font-size: 0.7rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.ad-content-box {
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-body);
  border-radius: var(--radius-sm);
}

.ad-mock-text {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Notificações Toast */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 18px;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-main);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-primary);
  font-size: 0.875rem;
  font-weight: 500;
  animation: toastSlideIn 200ms ease forwards;
}

.toast.toast-error {
  border-left-color: var(--color-danger);
}

.toast.toast-success {
  border-left-color: var(--color-success);
}

.toast.toast-warning {
  border-left-color: #f59e0b;
}

.toast.toast-info {
  border-left-color: var(--color-primary);
}

@keyframes toastSlideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Footer */
.footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.footer-container {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 2rem;
  padding: 3rem 1.25rem;
}

.footer-title {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-primary);
}

.footer-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
  line-height: 1.6;
}

.footer-heading {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  display: block;
}

.footer-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-list a {
  text-decoration: none;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-list a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: 1.25rem 0;
  font-size: 0.8rem;
  color: var(--color-text-light);
  text-align: center;
}

/* Responsividade */
@media (max-width: 768px) {
  .footer-container {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .hero-title {
    font-size: 1.85rem;
  }

  .nav-links {
    display: none; /* Em telas móveis mantemos apenas logo e seletor */
  }
}

/* ==========================================================================
   LAYOUT GERAL DAS FERRAMENTAS & FAQ ACCORDION (CSS PURO)
   ========================================================================== */

.tool-content-wrapper {
  max-width: 840px;
  margin: 0 auto;
}

.tool-header {
  margin-bottom: 2.25rem;
  text-align: center;
}

.tool-title {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--color-text-main);
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.tool-subtitle {
  color: var(--color-text-muted);
  margin-top: 0.75rem;
  font-size: 1.05rem;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.privacy-tag {
  margin-top: 0.8rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-accent-light);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
}

.queue-heading {
  font-size: 0.95rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.queue-actions {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  margin-top: 1rem;
}

/* Painel de Resultados */
.result-card {
  text-align: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  margin-top: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.result-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-success-bg);
  color: var(--color-success);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.result-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.result-desc {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

/* Seção SEO e FAQ */
.seo-faq-section {
  margin-top: 4.5rem;
  border-top: 1px solid var(--color-border);
  padding-top: 2.5rem;
}

.seo-article {
  margin-bottom: 2.5rem;
}

.seo-heading {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 0.75rem;
}

.seo-paragraph {
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.seo-list {
  margin-left: 1.25rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  font-size: 0.95rem;
}

/* Painel de Configurações das Ferramentas */
.config-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  margin-top: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.config-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.config-card-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-text-light);
  font-weight: 700;
  letter-spacing: 0.05em;
  display: block;
}

.config-card-filename {
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-text-main);
}

.config-group {
  margin-bottom: 1.5rem;
}

.config-group-title {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.6rem;
}

.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.option-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--color-bg-body);
  border: 1px solid var(--color-border);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.option-card:hover {
  border-color: var(--color-primary);
}

.option-card input[type="radio"] {
  accent-color: var(--color-primary);
  width: 18px;
  height: 18px;
}

.option-card-content strong {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-main);
}

.option-card-content span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.input-text {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: var(--font-mono);
  outline: none;
  background: #ffffff;
}

.input-text:focus {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
}

/* Painel de Resultados Expandido */
.result-card-large {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  margin-top: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.result-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.result-desc-left {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-top: 0.25rem;
}

/* Métricas e Estatísticas da Limpeza */
.config-help-text {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.4rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 1.5rem 0;
}

.stat-card {
  background: var(--color-bg-body);
  border: 1px solid var(--color-border);
  padding: 1rem;
  border-radius: var(--radius-sm);
  text-align: center;
}

.stat-card-danger {
  background: var(--color-danger-bg);
  border-color: rgba(239, 68, 68, 0.2);
}

.stat-card-success {
  background: var(--color-accent-light);
  border-color: rgba(16, 124, 65, 0.2);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: 0.25rem;
}

.stat-label-danger {
  color: var(--color-danger);
}

.stat-label-success {
  color: var(--color-primary);
}

.stat-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text-main);
  font-family: var(--font-mono);
}

.stat-value-danger {
  color: var(--color-danger);
}

.stat-value-success {
  color: var(--color-primary);
}

@media (max-width: 600px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

/* Comparativo de Dimensões */
.dimensions-compare-box {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1rem;
  align-items: center;
  background: var(--color-bg-body);
  padding: 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  border: 1px solid var(--color-border);
}

.dim-column {
  text-align: center;
}

.dim-arrow {
  display: flex;
  justify-content: center;
  align-items: center;
}

.dim-title {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: 0.3rem;
}

.dim-title-highlight {
  color: var(--color-primary);
  font-weight: 600;
}

.dim-value {
  font-size: 1.05rem;
  color: var(--color-text-main);
  font-family: var(--font-mono);
}

.dim-value-highlight {
  color: var(--color-primary);
}

/* Painel de Checkbox */
.checkbox-panel {
  background: var(--color-bg-body);
  padding: 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  border: 1px solid var(--color-border);
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
}

.checkbox-input {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  margin-top: 2px;
}

.checkbox-label strong {
  display: block;
  font-size: 0.925rem;
  color: var(--color-text-main);
}

.checkbox-label span {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.4;
  display: block;
  margin-top: 2px;
}

/* Accordion de FAQ em CSS Puro */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item[open] {
  border-color: var(--color-primary);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-main);
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-chevron {
  width: 18px;
  height: 18px;
  stroke: var(--color-text-light);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.faq-item[open] .faq-chevron {
  transform: rotate(180deg);
  stroke: var(--color-primary);
}

.faq-answer {
  padding: 0 1.25rem 1.25rem 1.25rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Força qualquer SVG dentro do container principal ou views a respeitar o tamanho máximo imediatamente */
main svg, .tool-container svg, [data-view] svg {
  width: 1em;
  height: 1em;
  max-width: 20px;
  max-height: 20px;
}