/* ===== Estilos do Conversor de Imagens ===== */
:root {
  --bg: #f9f9f9;
  --fg: #222;
  --primary: #f39c12;
  --primary-hover: #e67e22;
  --accent: #ffb300;
  --accent-hover: #f2a200;
  --card-bg: #fff;
  --card-shadow: rgba(34,34,34,0.1);
  --dark: #333;
  --light: #fff;
  --grey: #f5f5f5;
  --light-grey: #f8f9fa;
  --text-color: #333;
  --text-light: #666;
  --white: #fff;
  --danger: #dc3545;
  --danger-hover: #c82333;
  --danger-dark: #bd2130;
  --success: #28a745;
  --success-hover: #218838;
  --warning: #f39c12;
  --disabled: #aaa;
  --shadow: 0 2px 8px rgba(0,0,0,0.1);
  --border-radius: 8px;
  --transition: all 0.3s ease;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  color: var(--fg);
}

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

body {
  background: var(--bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ===== Menu e Navegação ===== */
header {
  background-color: var(--light);
  padding: 1rem 0;
  box-shadow: var(--shadow);
  margin-bottom: 2rem;
  width: 100%;
}

.menu-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 1.5rem;
}

.logo a {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--dark);
  font-weight: 700;
  font-size: 1.25rem;
  transition: color 0.2s;
}

.logo a:hover {
  color: var(--accent);
}

.logo i {
  color: var(--accent);
  font-size: 1.5rem;
  margin-right: 0.5rem;
}

.menu {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.menu-item {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--dark);
  font-weight: 600;
  padding: 0.6rem 1rem;
  border-radius: 4px;
  transition: all 0.2s;
  white-space: nowrap;
}

.menu-item:hover {
  background-color: var(--grey);
  color: var(--accent);
}

.menu-item.active {
  background-color: var(--accent);
  color: var(--light);
}

.menu-item.active:hover {
  background-color: var(--accent-hover);
  color: var(--light);
}

.menu-item i {
  margin-right: 0.5rem;
  font-size: 1rem;
}

/* ===== Container Principal ===== */
main {
  width: 100%;
  max-width: 1200px;
  padding: 0 1.5rem 3rem;
  flex-grow: 1;
}

.container {
  width: 100%;
}

/* ===== Cabeçalho da Página ===== */
.header-section {
  text-align: center;
  margin-bottom: 2rem;
}

.header-section h1 {
  color: var(--accent);
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.subtitle {
  color: var(--text-light);
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

/* ===== Seletor de Modo ===== */
.conversion-modes {
  margin-bottom: 2rem;
}

.mode-selector {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.mode-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  background: var(--card-bg);
  border: 2px solid var(--grey);
  border-radius: var(--border-radius);
  color: var(--text-color);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  font-size: 1rem;
}

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

.mode-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}

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

/* ===== Seções de Conversão ===== */
.conversion-section {
  background: var(--card-bg);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  margin-bottom: 2rem;
}

/* ===== Área de Upload ===== */
.upload-area {
  border: 3px dashed var(--grey);
  border-radius: 20px;
  padding: 3rem 2rem;
  text-align: center;
  background: linear-gradient(135deg, var(--light-grey), #fafafa);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
}

.upload-area::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 165, 0, 0.1) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}

.upload-area:hover {
  border-color: var(--accent);
  background: linear-gradient(135deg, rgba(255, 165, 0, 0.08), rgba(255, 165, 0, 0.12));
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(255, 165, 0, 0.2);
}

.upload-area:hover::before {
  opacity: 1;
}

.upload-area.dragover {
  border-color: var(--accent);
  background: linear-gradient(135deg, rgba(255, 165, 0, 0.15), rgba(255, 165, 0, 0.2));
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 15px 40px rgba(255, 165, 0, 0.3);
  border-style: solid;
}

.upload-area.has-image {
  border: 3px solid var(--accent);
  background: var(--white);
  padding: 1rem;
}

.upload-content {
  transition: all 0.3s;
}

.upload-content i {
  font-size: 4rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  filter: drop-shadow(0 4px 8px rgba(255, 165, 0, 0.3));
}

.upload-area:hover .upload-content i {
  transform: scale(1.1) rotate(5deg);
  color: var(--accent-dark);
  filter: drop-shadow(0 6px 12px rgba(255, 165, 0, 0.4));
}

.upload-content h3 {
  color: var(--text-color);
  margin-bottom: 0.8rem;
  font-size: 1.4rem;
  font-weight: 700;
  transition: color 0.3s;
}

.upload-area:hover .upload-content h3 {
  color: var(--accent-dark);
}

.upload-content p {
  color: var(--text-light);
  font-size: 1rem;
  line-height: 1.6;
  transition: color 0.3s;
}

.upload-area:hover .upload-content p {
  color: var(--text-color);
}

.upload-buttons {
  display: flex;
  gap: 1.5rem;
  margin-top: 2rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-select-files,
.btn-select-folder {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--white);
  border: 2px solid transparent;
  padding: 1.2rem 2.5rem;
  border-radius: 12px;
  cursor: pointer;
  font-size: 1.3rem;
  font-weight: 800;
  text-shadow: 0 2px 4px rgba(0,0,0,0.4);
  letter-spacing: 0.5px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  box-shadow: 0 6px 20px rgba(255, 165, 0, 0.4);
  position: relative;
  overflow: hidden;
  min-width: 200px;
  justify-content: center;
}

.btn-select-files::before,
.btn-select-folder::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.6s;
}

.btn-select-files:hover::before,
.btn-select-folder:hover::before {
  left: 100%;
}

.btn-select-files:hover,
.btn-select-folder:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 25px rgba(255, 165, 0, 0.4);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-select-files:focus,
.btn-select-folder:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 0 0 3px rgba(255, 165, 0, 0.3);
}

.btn-select-files:active,
.btn-select-folder:active {
  transform: translateY(-1px) scale(0.98);
}

.btn-select-folder {
  background: linear-gradient(135deg, #6c5ce7, #5a4fcf);
  box-shadow: 0 6px 20px rgba(108, 92, 231, 0.4);
}

.btn-select-folder:hover {
  box-shadow: 0 10px 30px rgba(108, 92, 231, 0.5);
}

.btn-select-files i,
.btn-select-folder i {
  font-size: 1.2rem;
  transition: transform 0.3s;
}

.btn-select-files:hover i,
.btn-select-folder:hover i {
  transform: scale(1.1);
}

/* ===== Responsividade para Upload ===== */
@media (max-width: 768px) {
  .upload-buttons {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  
  .btn-select-files,
  .btn-select-folder {
    width: 100%;
    max-width: 280px;
  }
  
  .upload-area {
    padding: 2rem 1rem;
  }
  
  .upload-content i {
    font-size: 3rem;
  }
  
  .upload-content h3 {
    font-size: 1.2rem;
  }
  
  .file-item {
    padding: 1rem;
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .file-info {
    flex-direction: column;
    text-align: center;
    gap: 0.8rem;
  }
  
  .file-thumbnail {
    width: 80px;
    height: 80px;
  }
}

/* ===== Preview da Imagem Selecionada ===== */
.upload-preview {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.upload-preview.active {
  display: flex;
}

.upload-preview-image {
  max-width: 100%;
  max-height: 200px;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  object-fit: contain;
}

.upload-preview-info {
  background: var(--light-grey);
  padding: 1rem;
  border-radius: var(--border-radius);
  width: 100%;
  text-align: left;
}

.upload-preview-info h4 {
  color: var(--text-color);
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.upload-preview-info p {
  color: var(--text-light);
  font-size: 0.9rem;
  margin: 0.2rem 0;
}

.upload-preview-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.btn-change-image {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--grey);
  color: var(--text-color);
  padding: 0.6rem 1.2rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.3s;
}

.btn-change-image:hover {
  background: var(--accent);
  color: var(--white);
}

.btn-remove-image {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--danger);
  color: var(--white);
  padding: 0.6rem 1.2rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.3s;
}

.btn-remove-image:hover {
  background: var(--danger-hover);
}

/* ===== Controles de Conversão ===== */
.conversion-controls {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.batch-settings {
  display: grid;
  gap: 1.5rem;
}

.format-selection {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.format-selection label {
  font-weight: 600;
  color: var(--text-color);
}

.format-selection select {
  padding: 0.8rem;
  border: 2px solid var(--grey);
  border-radius: 4px;
  font-size: 1rem;
  background: var(--white);
  color: var(--text-color);
  cursor: pointer;
  transition: border-color 0.3s;
}

.format-selection select:focus {
  outline: none;
  border-color: var(--accent);
}

.quality-control {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.quality-control label {
  font-weight: 600;
  color: var(--text-color);
}

.quality-control input[type="range"] {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--grey);
  outline: none;
  cursor: pointer;
}

.quality-control input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}

.resize-options {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.resize-options label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--text-color);
  cursor: pointer;
}

.resize-controls {
  padding-left: 1.5rem;
}

.size-inputs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.size-inputs input[type="number"] {
  width: 120px;
  padding: 0.5rem;
  border: 2px solid var(--grey);
  border-radius: 4px;
  font-size: 1rem;
  text-align: center;
}

.size-inputs input[type="number"]:focus {
  outline: none;
  border-color: var(--accent);
}

.size-inputs span {
  font-weight: bold;
  color: var(--text-light);
}

/* ===== Botões ===== */
.btn-convert {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--accent);
  color: var(--white);
  padding: 1rem 2rem;
  border: none;
  border-radius: var(--border-radius);
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
}

.btn-convert:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}

.btn-convert:disabled {
  background: var(--disabled);
  cursor: not-allowed;
  transform: none;
}

.btn-download {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--success);
  color: var(--white);
  padding: 0.8rem 1.5rem;
  border: none;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  margin-top: 1rem;
}

.btn-download:hover {
  background: var(--success-hover);
  transform: translateY(-2px);
}

.btn-download-all {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--success);
  color: var(--white);
  padding: 1rem 2rem;
  border: none;
  border-radius: var(--border-radius);
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  margin: 2rem auto 0;
}

.btn-download-all:hover {
  background: var(--success-hover);
  transform: translateY(-2px);
}

/* ===== Preview ===== */
.preview-section {
  margin-top: 2rem;
  padding: 2rem;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.preview-container {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.preview-image-container {
  flex: 1;
  text-align: center;
}

.preview-image-container img {
  max-width: 100%;
  max-height: 400px;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  object-fit: contain;
}

.preview-details {
  flex: 1;
  min-width: 300px;
}

.image-info-card {
  background: var(--light-grey);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  border-left: 4px solid var(--accent);
}

.image-info-card h4 {
  color: var(--text-color);
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.info-grid {
  display: grid;
  gap: 1rem;
}

.info-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem;
  background: var(--white);
  border-radius: 6px;
  border: 1px solid var(--grey);
}

.info-label {
  font-weight: 600;
  color: var(--text-color);
  font-size: 0.9rem;
}

.info-value {
  color: var(--text-light);
  font-size: 0.9rem;
  font-weight: 500;
}

.conversion-info {
  border-left: 3px solid var(--success);
  background: rgba(39, 174, 96, 0.05);
}

/* ===== Seção de Download ===== */
.download-section {
  margin-top: 1.5rem;
  text-align: center;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--success);
  color: var(--white);
  padding: 1rem 2rem;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  transition: all 0.3s;
  text-decoration: none;
  min-width: 200px;
  justify-content: center;
}

.btn-download:hover:not(:disabled) {
  background: var(--success-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(39, 174, 96, 0.3);
}

.btn-download:disabled {
  background: var(--disabled);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* ===== Comparação (Redimensionamento) ===== */
.comparison-container {
  margin-top: 2rem;
  padding: 2rem;
  background: var(--light-grey);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

.comparison-item {
  text-align: center;
  flex: 1;
  max-width: 300px;
}

.comparison-item h4 {
  color: var(--text-color);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.comparison-item img {
  max-width: 100%;
  max-height: 200px;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  object-fit: contain;
  margin-bottom: 0.5rem;
}

.comparison-label {
  color: var(--text-light);
  font-size: 0.9rem;
  margin: 0;
}

.comparison-arrow {
  font-size: 2rem;
  color: var(--accent);
  margin: 0 1rem;
}

/* ===== Lista de Arquivos ===== */
.file-list {
  margin-top: 2rem;
}

.file-list h3 {
  color: var(--text-color);
  margin-bottom: 1rem;
}

.files-container {
  display: grid;
  gap: 1rem;
}

.file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, var(--white), var(--light-grey));
  padding: 1.2rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 165, 0, 0.2);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.file-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--accent), var(--accent-dark));
  transition: width 0.3s;
}

.file-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 165, 0, 0.15);
  border-color: var(--accent);
}

.file-item:hover::before {
  width: 6px;
}

.file-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.file-thumbnail {
  width: 70px;
  height: 70px;
  border-radius: 12px;
  object-fit: cover;
  border: 3px solid var(--white);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  background: var(--light-grey);
}

.file-item:hover .file-thumbnail {
  transform: scale(1.05);
  border-color: var(--accent);
  box-shadow: 0 6px 20px rgba(255, 165, 0, 0.3);
}

.file-info i {
  color: var(--accent);
  font-size: 1.5rem;
}

.file-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-remove-file {
  background: linear-gradient(135deg, var(--danger), var(--danger-dark));
  color: var(--white);
  border: none;
  padding: 0.6rem;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  box-shadow: 0 2px 8px rgba(220, 53, 69, 0.3);
  opacity: 0.8;
}

.btn-remove-file:hover {
  background: linear-gradient(135deg, var(--danger-dark), #a71e2a);
  transform: scale(1.15) rotate(90deg);
  box-shadow: 0 4px 15px rgba(220, 53, 69, 0.5);
  opacity: 1;
}

.btn-remove-file:active {
  transform: scale(0.95) rotate(90deg);
}

.file-details h4 {
  color: var(--text-color);
  margin-bottom: 0.2rem;
}

.file-details p {
  color: var(--text-light);
  font-size: 0.9rem;
}

.file-status {
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.file-status.pending {
  background: var(--grey);
  color: var(--text-light);
}

.file-status.processing {
  background: var(--accent);
  color: var(--white);
}

.file-status.completed {
  background: var(--success);
  color: var(--white);
}

.file-status.error {
  background: var(--danger);
  color: var(--white);
}

/* ===== Barra de Progresso ===== */
.batch-progress {
  margin: 2rem 0;
}

.progress-bar {
  width: 100%;
  height: 20px;
  background: var(--grey);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 1rem;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-hover));
  width: 0%;
  transition: width 0.3s ease;
}

.progress-text {
  text-align: center;
  color: var(--text-color);
  font-weight: 600;
}

/* ===== Resultados em Lote ===== */
.batch-results {
  margin-top: 2rem;
}

.batch-results h3 {
  color: var(--text-color);
  margin-bottom: 1rem;
}

.results-container {
  display: grid;
  gap: 1rem;
  margin-bottom: 2rem;
}

.result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--light-grey);
  padding: 1rem;
  border-radius: var(--border-radius);
  border-left: 4px solid var(--success);
}

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

.result-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.result-info i {
  color: var(--success);
  font-size: 1.5rem;
}

.result-item.error .result-info i {
  color: var(--danger);
}

.result-details h4 {
  color: var(--text-color);
  margin-bottom: 0.2rem;
}

.result-details p {
  color: var(--text-light);
  font-size: 0.9rem;
}

.result-actions {
  display: flex;
  gap: 0.5rem;
}

.btn-download-single {
  padding: 0.5rem 1rem;
  background: var(--success);
  color: var(--white);
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: background 0.3s;
}

.btn-download-single:hover {
  background: var(--success-hover);
}

/* ===== Seção de Informações ===== */
.info-section {
  margin-top: 3rem;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.info-card {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform 0.3s;
}

.info-card:hover {
  transform: translateY(-5px);
}

.info-card i {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.info-card h3 {
  color: var(--text-color);
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

.info-card p {
  color: var(--text-light);
  line-height: 1.5;
}

/* ===== Rodapé ===== */
footer {
  width: 100%;
  background: var(--dark);
  color: #ccc;
  padding: 1.5rem 0;
  margin-top: auto;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  color: #ccc;
  font-size: 1.5rem;
  transition: color 0.2s;
}

.social-links a:hover {
  color: var(--accent);
}

/* ===== Responsividade ===== */
@media (max-width: 768px) {
  .menu {
    gap: 0.5rem;
  }
  
  .menu-item {
    padding: 0.5rem 0.8rem;
    font-size: 0.9rem;
  }
  
  .menu-item span {
    display: none;
  }
  
  .header-section h1 {
    font-size: 2rem;
  }
  
  .mode-selector {
    flex-direction: column;
    align-items: center;
  }
  
  .mode-btn {
    width: 100%;
    max-width: 300px;
  }
  
  .conversion-section {
    padding: 1.5rem;
  }
  
  .upload-area {
    padding: 2rem 1rem;
  }
  
  .size-inputs {
    flex-direction: column;
    align-items: stretch;
  }
  
  .size-inputs input[type="number"] {
    width: 100%;
  }
  
  .preview-container {
    flex-direction: column;
  }
  
  .comparison-container {
    flex-direction: column;
  }
  
  .comparison-arrow {
    transform: rotate(90deg);
  }
  
  .file-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .result-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }
  
  .header-section h1 {
    font-size: 1.8rem;
  }
  
  .upload-content h3 {
    font-size: 1.1rem;
  }
  
  .upload-content i {
    font-size: 2rem;
  }
  
  .info-grid {
    grid-template-columns: 1fr;
  }
}