/* ==========================================================================
   DESIGN SYSTEM CLEAN & MODERNO - FERRAMENTAS PARA O PLANTÃO
   Visual minimalista, tipografia Inter e paleta de alta legibilidade
   ========================================================================== */

:root {
  /* Paleta Clean & Moderna */
  --bg-page: #f8fafc;
  --bg-surface: #ffffff;
  --bg-subtle: #f1f5f9;
  --border-color: #e2e8f0;
  --border-hover: #cbd5e1;

  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-soft: #eff6ff;
  --primary-border: #bfdbfe;

  --secondary: #0f172a;
  --secondary-hover: #1e293b;

  --text-main: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;

  --danger: #ef4444;
  --danger-soft: #fef2f2;
  --success: #10b981;
  --success-soft: #ecfdf5;

  /* Aliases de compatibilidade */
  --plantaotools-black: var(--bg-page);
  --plantaotools-black-surface: var(--bg-subtle);
  --plantaotools-card-bg: var(--bg-surface);
  --plantaotools-card-border: var(--border-color);
  --plantaotools-gold-bright: var(--primary);
  --plantaotools-gold-fundo: var(--primary);
  --plantaotools-blue: var(--secondary);
  --plantaotools-text-main: var(--text-main);
  --plantaotools-text-muted: var(--text-muted);
  --plantaotools-danger: var(--danger);
  --plantaotools-success: var(--success);
}

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

body {
  background-color: var(--bg-page);
  color: var(--text-main);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

.font-oficial, .font-texto {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* Header Clean */
.plantaotools-header {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 2rem;
}

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

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #2563eb 0%, #4f46e5 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.plantaotools-header-titles h1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.plantaotools-header-titles h2 {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 0.15rem;
}

.header-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--success-soft);
  color: #047857;
  border: 1px solid #a7f3d0;
  padding: 0.4rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.78rem;
  font-weight: 600;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--success);
  display: inline-block;
}

/* Tab Navigation */
.plantaotools-nav-tabs {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  padding: 0.5rem 2rem;
  position: sticky;
  top: 0;
  z-index: 40;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.03);
}

.plantaotools-tabs-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
}

.plantaotools-tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: inherit;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.65rem 1.1rem;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.plantaotools-tab-btn:hover {
  color: var(--text-main);
  background: var(--bg-subtle);
}

.plantaotools-tab-btn.active {
  color: var(--primary);
  background: var(--primary-soft);
}

/* Main Container */
.plantaotools-main {
  max-width: 1200px;
  width: 100%;
  margin: 2rem auto;
  padding: 0 1.5rem;
  flex: 1;
}

/* Hero Section */
.plantaotools-hero {
  background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem 2.25rem;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.03);
}

.plantaotools-hero-text h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.plantaotools-hero-text p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 820px;
}

/* Grid of Tools */
.plantaotools-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.plantaotools-tool-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
}

.plantaotools-tool-card:hover {
  border-color: var(--primary-border);
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.08);
}

.plantaotools-tool-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  margin-bottom: 1.25rem;
}

.tool-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.tool-card-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Cards & Panel Styling */
.plantaotools-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.plantaotools-card-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.plantaotools-card-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.plantaotools-card-title i {
  font-size: 1.25rem;
  color: var(--primary);
  background: var(--primary-soft);
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.plantaotools-card-title h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

/* Drag and Drop Zone */
.plantaotools-dropzone {
  width: 100%;
  border: 2px dashed var(--border-hover);
  border-radius: 14px;
  background-color: var(--bg-page);
  padding: 2.5rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.plantaotools-dropzone:hover, .plantaotools-dropzone.dragover {
  border-color: var(--primary);
  background-color: var(--primary-soft);
}

.plantaotools-dropzone i {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.plantaotools-dropzone h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.35rem;
  word-break: break-word;
}

.plantaotools-dropzone p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Standardized Buttons */
.plantaotools-btn {
  background: var(--primary);
  color: #ffffff;
  font-weight: 600;
  font-family: inherit;
  font-size: 0.9rem;
  border: none;
  height: 44px;
  padding: 0 1.35rem;
  border-radius: 10px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.2);
  align-self: flex-start;
}

.plantaotools-btn-full {
  width: 100%;
  align-self: stretch;
}

.plantaotools-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.plantaotools-btn-secondary {
  background: var(--secondary);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.15);
}

.plantaotools-btn-secondary:hover {
  background: var(--secondary-hover);
  color: #ffffff;
}

.plantaotools-btn-outline {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  box-shadow: none;
}

.plantaotools-btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
  box-shadow: none;
}

.plantaotools-btn-danger {
  background: var(--danger);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.25);
}

.plantaotools-btn-danger:hover {
  background: #dc2626;
}

/* Form Vertical Column Layout */
.plantaotools-form-col {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  width: 100%;
  background: var(--bg-page);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.plantaotools-form-group,
.plantaotools-form-field-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 100%;
}

.plantaotools-form-group .plantaotools-label,
.plantaotools-form-field-group .plantaotools-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: block;
  margin-bottom: 0.15rem;
}

.plantaotools-form-group .plantaotools-select,
.plantaotools-form-group .plantaotools-input,
.plantaotools-form-field-group .plantaotools-select,
.plantaotools-form-field-group .plantaotools-input {
  width: 100%;
  height: 44px;
  display: block;
}

.plantaotools-input, .plantaotools-select, .plantaotools-textarea {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0 1rem;
  border-radius: 10px;
  font-size: 0.9rem;
  font-family: inherit;
  transition: all 0.2s ease;
}

.plantaotools-textarea {
  padding: 0.85rem 1rem;
  line-height: 1.5;
}

.plantaotools-file-status-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 0.85rem 1rem;
  border-radius: 10px;
  font-size: 0.9rem;
  font-family: inherit;
  min-height: 44px;
  word-break: break-word;
}

.plantaotools-input:focus, .plantaotools-select:focus, .plantaotools-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.estimate-badge {
  margin-top: 0.35rem;
  font-size: 0.85rem;
  color: var(--primary);
  font-weight: 600;
}

/* Result Boxes */
.plantaotools-result-box {
  margin-top: 1.5rem;
  background: var(--bg-page);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--primary-border);
}

.result-item-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1.15rem;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.03);
}

/* Universal Progress Bar Component */
.plantaotools-progress-container {
  width: 100%;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin: 1rem 0;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.05);
}

.plantaotools-progress-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.plantaotools-progress-status {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: normal;
  word-break: break-word;
  line-height: 1.4;
  flex: 1;
}

.plantaotools-progress-percent {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
  flex-shrink: 0;
}

.plantaotools-progress-track {
  width: 100%;
  background-color: var(--bg-subtle);
  border-radius: 9999px;
  overflow: hidden;
  height: 12px;
}

.plantaotools-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #2563eb 0%, #4f46e5 50%, #2563eb 100%);
  background-size: 200% 100%;
  width: 0%;
  border-radius: 9999px;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  animation: progressPulse 2s infinite ease-in-out;
}

@keyframes progressPulse {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Footer */
.plantaotools-footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 1.25rem 2rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: auto;
}

/* Toast Notification */
#plantaotools-toast {
  visibility: hidden;
  min-width: 280px;
  background-color: var(--secondary);
  color: #ffffff;
  text-align: center;
  border-radius: 10px;
  border-left: 4px solid var(--primary);
  padding: 0.9rem 1.35rem;
  position: fixed;
  z-index: 100;
  right: 24px;
  bottom: 24px;
  opacity: 0;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.15);
  font-weight: 500;
  font-size: 0.9rem;
}

#plantaotools-toast.show {
  visibility: visible;
  opacity: 1;
}

/* Audio Player styling */
audio {
  width: 100%;
  border-radius: 8px;
  margin-top: 0.75rem;
}

/* Browser Microphone Recorder Panel */
.mic-panel {
  background: linear-gradient(135deg, #f8fafc 0%, #eff6ff 100%);
  border: 1px solid var(--primary-border);
  border-radius: 14px;
  padding: 1.5rem;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.06);
}

.mic-panel.is-recording {
  background: linear-gradient(135deg, #fff1f2 0%, #fef2f2 100%);
  border-color: #fecaca;
}

.mic-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.mic-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-main);
}

.mic-rec-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--text-muted);
  display: inline-block;
  transition: all 0.2s ease;
}

.mic-rec-dot.active {
  background-color: var(--danger);
  box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.25);
  animation: micPulseDot 1.2s infinite ease-in-out;
}

@keyframes micPulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.25); opacity: 0.7; }
}

.mic-timer {
  font-family: 'Inter', monospace;
  font-variant-numeric: tabular-nums;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.9rem;
  border-radius: 8px;
}

.mic-controls-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.mic-meter-track {
  width: 100%;
  height: 44px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 6px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.mic-meter-bar {
  height: 100%;
  width: 2%;
  min-width: 6px;
  border-radius: 6px;
  background: linear-gradient(90deg, #10b981 0%, #2563eb 65%, #ef4444 100%);
  transition: width 0.08s ease-out;
}

.mic-actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.mic-permission-helper {
  margin-top: 1.25rem;
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #92400e;
  padding: 1rem 1.25rem;
  border-radius: 10px;
  font-size: 0.88rem;
  line-height: 1.5;
}

@media (max-width: 768px) {
  .plantaotools-header-container {
    flex-direction: column;
    text-align: center;
  }
  .brand-wrapper {
    flex-direction: column;
  }
  .desktop-only {
    display: none;
  }
  .plantaotools-hero {
    flex-direction: column;
    text-align: center;
    padding: 1.5rem;
  }
  .plantaotools-card {
    padding: 1.25rem;
  }
}