/* ===== style.css ===== */
/* Editor da Landing Page - Design Premium */

/* ===== VARIÁVEIS ===== */
:root {
  --cta: #d4af37;
  --cta-hover: #e5c158;
  --cta-soft: rgba(212, 175, 55, 0.12);
  --cta-glow: 0 8px 20px rgba(212, 175, 55, 0.25);
  --cta-gradient: linear-gradient(135deg, #d4af37, #e5c158, #f5d742);
  
  --bg-primary: #0a0a0a;
  --bg-panel: rgba(18, 18, 18, 0.95);
  --bg-panel-2: rgba(25, 25, 25, 0.98);
  --bg-panel-3: rgba(32, 32, 32, 0.99);
  
  --border-light: rgba(255, 255, 255, 0.06);
  --border-medium: rgba(255, 255, 255, 0.12);
  --border-glow: rgba(212, 175, 55, 0.2);
  
  --text-muted: #a0a0a0;
  --text-light: #ffffff;
  --text-gold: #d4af37;
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-xxl: 48px;
  
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 30px 60px rgba(0, 0, 0, 0.6);
  --shadow-gold: 0 10px 30px rgba(212, 175, 55, 0.15);
}

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

body {
  background: var(--bg-primary);
  color: var(--text-light);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(212, 175, 55, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(212, 175, 55, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(212, 175, 55, 0.02) 0%, transparent 100%);
  pointer-events: none;
  z-index: -1;
}

/* ===== LAYOUT PRINCIPAL ===== */
.container {
  max-width: 1600px;
  width: 100%;
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 24px;
  position: relative;
  z-index: 1;
}

/* ===== PAINÉIS PREMIUM ===== */
.form-panel,
.preview-panel {
  background: var(--bg-panel);
  backdrop-filter: blur(16px) saturate(200%);
  -webkit-backdrop-filter: blur(16px) saturate(200%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xxl);
  padding: 36px;
  box-shadow: var(--shadow-xl);
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
}

.form-panel::after,
.preview-panel::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xxl);
  padding: 2px;
  background: linear-gradient(145deg, transparent, var(--border-glow), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.5;
  transition: var(--transition-base);
}

.form-panel:hover::after,
.preview-panel:hover::after {
  opacity: 1;
  background: linear-gradient(145deg, transparent, rgba(212, 175, 55, 0.4), transparent);
}

.form-panel:hover,
.preview-panel:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(212, 175, 55, 0.2);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-light);
  position: relative;
}

.panel-header::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 80px;
  height: 2px;
  background: var(--cta-gradient);
  border-radius: 2px;
  filter: blur(1px);
}

h2 {
  font-size: 1.6rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, #fff, #e0e0e0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2 i {
  color: var(--cta);
  font-size: 1.5rem;
  -webkit-text-fill-color: initial;
  filter: drop-shadow(0 2px 5px rgba(212, 175, 55, 0.3));
}

.badge {
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid rgba(212, 175, 55, 0.3);
  color: var(--cta);
  padding: 4px 10px;
  border-radius: 40px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  backdrop-filter: blur(4px);
}

/* ===== BARRA DE PROGRESSO ===== */
.progress-container {
  margin-bottom: 24px;
  background: var(--bg-panel-2);
  border-radius: 60px;
  height: 30px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-light);
}

.progress-bar {
  height: 100%;
  background: var(--cta-gradient);
  border-radius: 60px;
  transition: width 0.3s ease;
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
}

.progress-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #000;
  font-weight: 700;
  font-size: 0.8rem;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
  z-index: 2;
  white-space: nowrap;
}

/* ===== SELEÇÃO DE TIPO ===== */
.type-selector {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.type-card {
  background: var(--bg-panel-2);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 20px 12px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.type-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--cta-gradient);
  transform: translateY(-100%);
  transition: var(--transition-base);
}

.type-card:hover {
  transform: translateY(-4px);
  border-color: rgba(212, 175, 55, 0.3);
  box-shadow: var(--shadow-gold);
}

.type-card:hover::before {
  transform: translateY(0);
}

.type-card.active {
  border-color: var(--cta);
  box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.3);
}

.type-card.active::before {
  transform: translateY(0);
}

.type-icon {
  font-size: 2rem;
  color: var(--cta);
  margin-bottom: 12px;
}

.type-title {
  font-weight: 600;
  margin-bottom: 4px;
}

.type-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ===== FORMULÁRIO ===== */
.form-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 65vh;
  overflow-y: auto;
  padding-right: 12px;
  scroll-behavior: smooth;
}

.form-grid::-webkit-scrollbar {
  width: 6px;
}

.form-grid::-webkit-scrollbar-track {
  background: var(--bg-panel-2);
  border-radius: 10px;
}

.form-grid::-webkit-scrollbar-thumb {
  background: var(--cta);
  border-radius: 10px;
}

.form-grid::-webkit-scrollbar-thumb:hover {
  background: var(--cta-hover);
}

.form-group {
  margin-bottom: 28px;
  background: var(--bg-panel-2);
  border-radius: var(--radius-lg);
  padding: 20px;
  border: 1px solid var(--border-light);
  transition: var(--transition-base);
}

.form-group:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-gold);
}

.group-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--cta);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.field {
  margin-bottom: 18px;
  transition: var(--transition-base);
}

.field:focus-within {
  transform: translateX(4px);
}

.field label {
  display: block;
  color: var(--text-muted);
  margin-bottom: 6px;
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  font-weight: 600;
  transition: var(--transition-fast);
}

.field:focus-within label {
  color: var(--cta);
}

.field input:not([type="checkbox"]):not([type="color"]),
.field select,
.field textarea {
  width: 100%;
  background: var(--bg-panel-3);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  color: var(--text-light);
  font-size: 0.95rem;
  transition: var(--transition-base);
  font-family: inherit;
}

.field input:hover,
.field select:hover,
.field textarea:hover {
  border-color: var(--cta);
  background: rgba(40, 40, 40, 0.98);
  box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.1);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--cta);
  box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.15);
  background: rgba(45, 45, 45, 0.98);
}

.field textarea {
  min-height: 100px;
  resize: vertical;
}

/* Upload de imagem */
.image-preview {
  margin-top: 12px;
  padding: 16px;
  background: var(--bg-panel-3);
  border-radius: var(--radius-md);
  border: 2px dashed var(--border-medium);
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
}

.image-preview:not(.preview-box-empty) {
  border-style: solid;
  border-color: rgba(212, 175, 55, 0.4);
  background: rgba(212, 175, 55, 0.02);
}

.image-preview img {
  max-width: 100%;
  max-height: 80px;
  object-fit: contain;
  border-radius: 8px;
}

.preview-box-empty {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.image-hint {
  display: block;
  color: var(--text-muted);
  font-size: 0.7rem;
  margin-top: 4px;
}

/* Cores */
.colors-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 20px 0;
}

.color-field {
  flex: 1;
  background: var(--bg-panel-3);
  padding: 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

.color-field input[type="color"] {
  width: 100%;
  height: 50px;
  padding: 4px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: var(--bg-panel-2);
  border: 1px solid var(--border-medium);
}

.color-field input[type="color"]:hover {
  border-color: var(--cta);
}

.color-field small {
  display: block;
  color: var(--text-muted);
  font-size: 0.7rem;
  margin-top: 6px;
  text-align: center;
}

/* Checkbox */
.field-checkbox {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
}

.field-checkbox label {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-light);
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.95rem;
  cursor: pointer;
}

.field-checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--cta);
}

/* Range slider */
.field input[type="range"] {
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--cta), var(--cta-hover));
  border-radius: 10px;
  -webkit-appearance: none;
  padding: 0;
}

.field input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  background: white;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 15px var(--cta);
  border: 2px solid var(--cta);
  transition: var(--transition-fast);
}

.field input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 0 20px var(--cta);
}

/* Select */
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23d4af37' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
  padding-right: 48px;
}

/* ===== BOTÕES DE AÇÃO ===== */
.actions-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}

.action-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btn-primary,
.btn-secondary {
  border: none;
  border-radius: 60px;
  padding: 16px 24px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-bounce);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--cta-gradient);
  color: #0a0a0a;
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.3);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-medium);
  color: var(--text-light);
}

.btn-primary:hover,
.btn-secondary:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(212, 175, 55, 0.4);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--cta);
}

.btn-primary:active,
.btn-secondary:active {
  transform: translateY(-2px);
}

.btn-primary::after,
.btn-secondary::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 150%;
  height: 150%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.4) 0%, transparent 70%);
  transform: translate(-50%, -50%) scale(0);
  transition: transform 0.6s;
  border-radius: 50%;
  pointer-events: none;
}

.btn-primary:hover::after,
.btn-secondary:hover::after {
  transform: translate(-50%, -50%) scale(1);
}

/* ===== PREVIEW PANEL ===== */
.preview-panel {
  position: sticky;
  top: 20px;
  align-self: flex-start;
  max-height: calc(100vh - 40px);
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 32px 32px 16px 32px;
}

.preview-header h2 {
  margin-bottom: 0;
}

.preview-controls {
  display: flex;
  gap: 8px;
  align-items: center;
}

.preview-note {
  font-size: 0.7rem;
  color: var(--text-gold);
  background: rgba(212, 175, 55, 0.1);
  padding: 6px 14px;
  border-radius: 60px;
  border: 1px solid rgba(212, 175, 55, 0.2);
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-right: 8px;
}

.btn-icon {
  background: var(--bg-panel-2);
  border: 1px solid var(--border-medium);
  color: var(--text-muted);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-base);
  font-size: 1.2rem;
}

.btn-icon:hover {
  background: var(--cta-soft);
  border-color: var(--cta);
  color: var(--cta);
  transform: scale(1.1);
}

.btn-icon.active {
  background: var(--cta);
  border-color: var(--cta);
  color: #0a0a0a;
}

.preview-container {
  flex: 1;
  padding: 0 32px 32px 32px;
  min-height: 500px;
  position: relative;
  transition: all 0.3s ease;
}

.preview-container.tablet-view #preview {
  max-width: 768px;
  margin: 0 auto;
}

.preview-container.mobile-view #preview {
  max-width: 375px;
  margin: 0 auto;
}

.preview-frame {
  width: 100%;
  min-height: 500px;
  background: #0f0f0f;
  border-radius: var(--radius-xl);
  overflow: auto;
  position: relative;
  box-shadow: inset 0 0 0 1px var(--border-light);
  transition: var(--transition-base);
  margin: 0 auto;
}

#preview iframe {
  width: 100%;
  height: 100%;
  min-height: 500px;
  border: none;
  background: #0f0f0f;
  display: block;
  transition: opacity 0.3s;
}

#preview.loading {
  opacity: 0.7;
  pointer-events: none;
}

#preview.loading::after {
  content: '🔄 A atualizar preview...';
  position: absolute;
  top: 24px;
  right: 24px;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(12px);
  color: var(--cta);
  padding: 12px 20px;
  border-radius: 60px;
  font-size: 0.9rem;
  z-index: 100;
  border: 1px solid rgba(212, 175, 55, 0.3);
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.8; }
}

/* ===== TOAST NOTIFICATION ===== */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(18, 18, 18, 0.95);
  backdrop-filter: blur(16px);
  color: var(--cta);
  padding: 16px 32px;
  border-radius: 60px;
  font-weight: 500;
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(212, 175, 55, 0.3);
  z-index: 9999;
  opacity: 0;
  transition: var(--transition-bounce);
  display: none;
  min-width: 300px;
  text-align: center;
  border: 1px solid rgba(212, 175, 55, 0.3);
  font-size: 1rem;
}

.toast.show {
  display: block;
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ===== LOADING INDICATOR ===== */
.loading-indicator {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  background: rgba(18, 18, 18, 0.95);
  backdrop-filter: blur(16px);
  color: var(--text-light);
  padding: 28px 48px;
  border-radius: 80px;
  z-index: 10000;
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(212, 175, 55, 0.3);
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 1.2rem;
  border: 1px solid rgba(212, 175, 55, 0.3);
  opacity: 0;
  transition: var(--transition-bounce);
}

.loading-indicator[style*="display: block"] {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.loading-indicator i {
  color: var(--cta);
  font-size: 1.5rem;
  animation: spin 1.5s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ===== LOW-END DEVICE ===== */
.low-end .form-panel,
.low-end .preview-panel {
  backdrop-filter: none !important;
  background: #111111 !important;
}

.low-end .btn-primary,
.low-end .btn-secondary {
  transition: none !important;
}

.low-end * {
  animation: none !important;
}

.low-end .btn-primary::after,
.low-end .btn-secondary::after {
  display: none !important;
}

/* ===== RESPONSIVO ===== */
@media (max-width: 1200px) {
  .container {
    max-width: 1400px;
  }
}

@media (max-width: 1024px) {
  .container {
    grid-template-columns: 1fr 0.9fr;
    gap: 20px;
  }
  
  .form-panel,
  .preview-panel {
    padding: 28px;
  }
  
  .preview-header {
    padding: 28px 28px 14px 28px;
  }
  
  .preview-container {
    padding: 0 28px 28px 28px;
  }
  
  h2 {
    font-size: 1.4rem;
  }
}

@media (max-width: 768px) {
  body {
    padding: 12px;
    align-items: flex-start;
  }
  
  .container {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .preview-panel {
    position: static;
    max-height: none;
    order: -1;
  }
  
  .form-panel,
  .preview-panel {
    padding: 24px;
    border-radius: var(--radius-xl);
  }
  
  .type-selector {
    grid-template-columns: 1fr;
  }
  
  .preview-header {
    padding: 24px 24px 12px 24px;
  }
  
  .preview-container {
    padding: 0 24px 24px 24px;
    min-height: 400px;
  }
  
  .preview-frame {
    min-height: 400px;
  }
  
  .colors-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .action-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .btn-primary,
  .btn-secondary {
    padding: 14px 20px;
  }
  
  .preview-controls {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}

@media (max-width: 480px) {
  .form-panel,
  .preview-panel {
    padding: 20px;
    border-radius: var(--radius-lg);
  }
  
  h2 {
    font-size: 1.3rem;
    margin-bottom: 16px;
  }
  
  .field input:not([type="checkbox"]):not([type="color"]),
  .field select,
  .field textarea {
    padding: 12px 14px;
  }
  
  .preview-note {
    display: none;
  }
  
  .toast {
    min-width: 250px;
    padding: 14px 24px;
    font-size: 0.9rem;
  }
  
  .loading-indicator {
    padding: 20px 32px;
    font-size: 1rem;
  }
}