/* CSS Variables - Design Tokens */
:root {
  /* Colors */
  --bg: #121214;
  --text-primary: #f5f6f7;
  --text-secondary: #cbd5e1;
  --text-muted: #9ca3af;
  --line: rgba(255, 255, 255, 0.08);
  --surface-2: #1f1f23;
  --accent-1: #f59e0b;
  --accent-2: #b45309;
  --overlay-bg: rgba(0, 0, 0, 0.65);
  --modal-border: rgba(255, 255, 255, 0.06);
  --modal-shadow: rgba(0, 0, 0, 0.6);
  --focus-ring: rgba(245, 158, 11, 0.4);
  
  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 20px;
  --space-xxl: 24px;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 13px;
  --font-size-md: 14px;
  --font-size-lg: 15px;
  --font-size-xl: 18px;
  --font-size-xxl: 20px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 20px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 160ms ease-out;
  --transition-normal: 220ms ease-out;
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family);
  background-color: #f0f0f0;
  color: #333;
  line-height: 1.5;
  overflow-x: hidden;
}

body.modal-open {
  overflow: hidden;
}

/* Demo Styles */
.demo-container {
  max-width: 600px;
  margin: 0 auto;
  padding: 40px 20px;
  text-align: center;
}

.demo-container h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #333;
}

.demo-container p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  color: #666;
}

.demo-button {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: var(--transition-fast);
}

.demo-button:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
}

.demo-button:active {
  transform: translateY(0);
}

.demo-button:focus {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

/* Modal Overlay */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--overlay-bg);
  display: flex;
  align-items: center; /* centra verticalmente */
  justify-content: center;
  padding: var(--space-lg);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  overflow-y: auto; /* fallback para casos extremos */
}

.modal-overlay[data-open="true"] {
  opacity: 1;
  visibility: visible;
}

/* Modal Container */
.modal-container {
  width: 100%;
  max-width: 360px;
  /* ocupa no máx. toda a altura visível menos o padding do overlay */
  max-height: 90vh;
  background-color: var(--bg);
  border-radius: var(--radius-xl);
  border: 1px solid var(--modal-border);
  box-shadow: 0 12px 40px var(--modal-shadow);
  overflow: hidden;
  /* se o conteúdo exceder, cria scroll interno */
  overflow-y: auto;
  transform: scale(0.98);
  transition: transform var(--transition-normal);
  position: relative;
}

.modal-overlay[data-open="true"] .modal-container {
  transform: scale(1);
}

/* Modal Header */
.modal-header {
  position: relative;
  height: 100px; /* banner um pouco maior */
  overflow: visible;
}

.banner-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.brand-tag {
  position: absolute;
  top: var(--space-md);
  left: var(--space-lg);
  font-size: var(--font-size-xs);
  color: #d1d5db;
  font-weight: var(--font-weight-normal);
  text-transform: lowercase;
}

.close-button {
  position: absolute;
  top: var(--space-md);
  right: var(--space-lg);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.close-button:hover {
  color: #e5e7eb;
}

.close-button:focus {
  outline: 2px solid var(--focus-ring);
  outline-offset: 1px;
}

.creator-info {
  position: absolute;
  /* desloca mais para baixo para que avatar e texto fiquem totalmente sobre o fundo preto */
  bottom: -55px; /* mais separado do banner */
  left: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md); /* gap menor para textos mais colados no avatar */
}

.avatar {
  width: 80px; /* tamanho intermediário */
  height: 80px; /* tamanho intermediário */
  border-radius: 50%;
  border: 2px solid white;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  object-fit: cover;
}

.creator-text {
  margin-top: var(--space-lg); /* textos mais baixos */
}

.creator-name {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  line-height: 1.2;
}

.discount {
  font-weight: var(--font-weight-semibold);
  color: var(--accent-1);
}

.creator-handle {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.2;
  margin-top: 1px;
}

/* Modal Content */
.modal-content {
  padding: var(--space-lg);
  /* espaço extra para acomodar o avatar (80px) + deslocamento 55px + margem */
  padding-top: 67px; /* reduzido para aproximar benefícios da foto */
}

/* Benefits Section */
.benefits-section {
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: #e5e7eb;
  margin: 0 0 var(--space-md) 0;
}

.benefits-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.benefit-item:last-child {
  margin-bottom: 0;
}

.check-icon {
  flex-shrink: 0;
  color: var(--accent-1);
}

.benefit-item span {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: 1.3;
}

/* Section Divider */
.section-divider {
  height: 1px;
  background-color: var(--line);
  margin: var(--space-md) 0;
}

/* Payment Section */
.payment-section {
  /* No additional styles needed, inherits from modal-content */
}

.price-label {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin: var(--space-md) 0 2px 0;
}

.price {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

/* Pix Container */
.pix-container {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background-color: var(--surface-2);
  border: 1px solid var(--modal-border);
  border-radius: var(--radius-full);
  height: 44px;
  margin-bottom: var(--space-xxl);
}

.pix-icon {
  flex-shrink: 0;
  color: var(--text-muted);
}

.pix-code {
  font-family: 'SFMono-Regular', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  font-variant-numeric: tabular-nums;
  font-size: var(--font-size-sm);
  color: #e5e7eb;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

/* Copy Button */
.copy-button {
  width: 100%;
  height: 46px;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  background-size: 200% 100%;
  border: none;
  border-radius: var(--radius-full);
  color: white;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}

.copy-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
}

.copy-button:hover {
  filter: brightness(1.08);
  background-position: -100% 0;
}

.copy-button:active {
  transform: translateY(1px);
}

.copy-button:focus {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

.copy-button:active::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.08);
}

.button-text {
  transition: all var(--transition-fast);
}

.copy-button.success .button-text {
  color: white;
}

.copy-button .check-success {
  width: 14px;
  height: 14px;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.copy-button.success .check-success {
  opacity: 1;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background-color: #1f2937;
  color: #e5e7eb;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--space-sm);
  font-size: var(--font-size-base);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(-8px);
}

/* Responsive Design */
@media (max-width: 380px) {
  .modal-overlay {
    padding: var(--space-sm);
  }
  
  .modal-container {
    max-width: 100%;
  }
  
  .modal-content {
    padding: var(--space-md);
    padding-top: 28px;
  }
  
  .creator-info {
    left: var(--space-md);
  }
  
  .brand-tag {
    left: var(--space-md);
  }
  
  .close-button {
    right: var(--space-md);
  }
}

@media (min-width: 768px) {
  .modal-container {
    max-width: 380px;
  }
}

@media (min-width: 1280px) {
  .modal-container {
    max-width: 400px;
  }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  :root {
    --text-primary: #ffffff;
    --text-secondary: #e5e7eb;
    --line: rgba(255, 255, 255, 0.2);
  }
}