/* ==========================================
   MODERN PLANS DESIGN - BALANCED & ELEGANT
   ========================================== */

/* CSS Variables - Paleta Moderna */
:root {
  --primary: #6366f1;
  --secondary: #8b5cf6;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  
  --border: #334155;
  --border-light: #475569;
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
  
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================
   STATUS CARD
   ========================================== */
.status-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 32px;
  position: relative;
  overflow: hidden;
}

.status-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--danger);
}

.status-card.active::before {
  background: var(--success);
}

/* ==========================================
   PLANS GRID
   ========================================== */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 32px;
  padding: 0 4px;
}

/* ==========================================
   PLAN CARDS - Modern Card Design
   ========================================== */
.plan-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
  position: relative;
  transition: var(--transition);
  overflow: hidden;
}

.plan-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.plan-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.plan-card:hover::before {
  transform: scaleX(1);
}

/* Featured Plan */
.plan-card.featured {
  border-color: var(--primary);
  background: linear-gradient(135deg, var(--bg-secondary) 0%, #1e1b4b 100%);
  transform: scale(1.02);
}

.plan-card.featured::after {
  content: 'RECOMENDADO';
  position: absolute;
  top: 16px;
  right: -28px;
  background: var(--success);
  color: white;
  padding: 6px 32px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  transform: rotate(35deg);
  box-shadow: var(--shadow-md);
}

/* Badge diagonal para Premium Anual */
.plan-card[data-plan="annual"]::after {
  content: '💰 + ECONOMIA';
  position: absolute;
  top: 16px;
  right: -28px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: white;
  padding: 6px 32px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  transform: rotate(35deg);
  box-shadow: var(--shadow-md);
}

/* Plan Badge - removendo pois agora usamos apenas os diagonais */

/* ==========================================
   PLAN HEADER
   ========================================== */
.plan-header {
  text-align: center;
  margin-bottom: 24px;
}

.plan-name {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: -0.025em;
}

.plan-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  margin-bottom: 8px;
}

.plan-price .currency {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.plan-price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.plan-price .period {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-muted);
}

/* Plan Savings Badge */
.plan-savings {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--success);
  color: white;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  margin-top: 8px;
}

/* ==========================================
   PLAN FEATURES
   ========================================== */
.plan-features {
  list-style: none;
  padding: 0;
  margin: 24px 0;
  space-y: 8px;
}

.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 0;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.5;
}

.plan-features li i {
  color: var(--success);
  font-size: 16px;
  margin-top: 2px;
  flex-shrink: 0;
}

/* ==========================================
   PLAN ACTIONS
   ========================================== */
.plan-actions {
  margin-top: 24px;
}

.btn-plan {
  width: 100%;
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-plan::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: left 0.5s;
}

.btn-plan:hover::before {
  left: 100%;
}

.btn-plan-primary {
  background: var(--primary);
  color: white;
}

.btn-plan-primary:hover {
  background: #5b21b6;
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-plan-secondary {
  background: var(--success);
  color: white;
}

.btn-plan-secondary:hover {
  background: #059669;
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

/* ==========================================
   PAYMENT MODAL
   ========================================== */
.payment-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(8px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.payment-modal.show {
  display: flex;
}

.payment-content {
  background: linear-gradient(135deg, #384454 0%, #2c3e50 100%);
  border-radius: 20px;
  padding: 40px;
  max-width: 600px;
  width: 90%;
  color: white;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.close-modal {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.close-modal:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

/* ==========================================
   PAYMENT TABS
   ========================================== */
.payment-tabs {
  display: grid;
  grid-template-columns: 1fr; /* ✅ Mudou de 1fr 1fr para 1fr - abas verticais */
  gap: 8px;
  background: var(--bg-primary);
  padding: 8px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.payment-tab {
  padding: 8px 16px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.payment-tab.active {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.payment-section {
  display: none;
}

.payment-section.active {
  display: block;
}

/* ==========================================
   FORMS
   ========================================== */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 14px;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-control::placeholder {
  color: var(--text-muted);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* ==========================================
   QR CODE & PIX - MANTENDO DESIGN ORIGINAL
   ========================================== */
.qr-code-container {
  text-align: center;
  padding: 30px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 15px;
  margin: 20px 0;
}

.qr-code {
  width: 200px;
  height: 200px;
  background: white;
  border-radius: 12px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #6c757d;
}

.pix-code {
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  padding: 15px;
  font-family: "Courier New", monospace;
  font-size: 12px;
  margin: 15px 0;
  word-break: break-all;
  max-height: 100px;
  overflow-y: auto;
}

.btn-copy {
  background: linear-gradient(135deg, #198754, #0d4f21);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  margin: 5px;
}

.btn-copy:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(25, 135, 84, 0.3);
}

/* ==========================================
   LOADING & UTILITIES
   ========================================== */
.loading-spinner {
  display: none;
  text-align: center;
  padding: 32px;
}

.spinner {
  border: 2px solid var(--border);
  border-top: 2px solid var(--primary);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  animation: spin 1s linear infinite;
  margin: 0 auto 16px;
}

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

.security-info {
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-top: 16px;
  font-size: 12px;
  color: var(--text-secondary);
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 768px) {
  .plans-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .plan-card.featured {
    transform: none;
  }
  
  .payment-content {
    padding: 24px;
    margin: 16px;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  /* QR Code responsivo mantendo design original */
  .qr-code {
    width: 200px;
    height: 200px;
  }
}

@media (max-width: 480px) {
  .plan-card {
    padding: 20px;
  }
  
  .plan-name {
    font-size: 1.25rem;
  }
  
  .plan-price {
    font-size: 2rem;
  }
  
  /* QR Code mobile mantendo tamanho original */
  .qr-code-container {
    padding: 30px;
  }
}
/* ==========================================
   PAYMENT METHOD SELECTION CARDS
   ========================================== */
.payment-method-card {
  background: var(--bg-secondary);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: var(--transition);
  cursor: pointer;
}

.payment-method-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.method-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.payment-method-card .alert {
  border-radius: var(--radius-sm);
  border: none;
}

.payment-method-card .alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  color: var(--warning);
}

.payment-method-card .alert-info {
  background-color: rgba(99, 102, 241, 0.1);
  color: var(--primary);
}

/* ==========================================
   INTERACTIVE CREDIT CARD PREVIEW - ULTRA PREMIUM 💎
   ========================================== */
.card-preview-container {
  perspective: 1200px;
  margin-bottom: 32px;
  padding: 20px;
}

.credit-card {
  width: 100%;
  max-width: 420px;
  height: 260px;
  margin: 0 auto;
  position: relative;
  transition: transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  transform-style: preserve-3d;
  cursor: pointer;
}

/* Hover 3D Effect */
.credit-card:hover {
  transform: rotateY(-5deg) rotateX(5deg) scale(1.02);
}

/* Flip animation quando foca no CVV */
.credit-card.flipped {
  transform: rotateY(180deg);
}

.card-front,
.card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 20px;
  padding: 28px;
  box-shadow:
    0 15px 35px rgba(0, 0, 0, 0.4),
    0 5px 15px rgba(0, 0, 0, 0.3),
    inset 0 0 0 1px rgba(255, 255, 255, 0.1);
  backface-visibility: hidden;
  overflow: hidden;
  transition: all 0.4s ease;
}

.card-front {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 25%, #7f1d1d 70%, #991b1b 90%, #dc2626 100%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: white;
  transform: rotateY(0deg);
  box-shadow:
    0 15px 35px rgba(0, 0, 0, 0.6),
    0 5px 15px rgba(220, 38, 38, 0.2),
    inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.card-back {
  background: linear-gradient(135deg, #dc2626 0%, #991b1b 10%, #7f1d1d 30%, #2d2d2d 75%, #1a1a1a 100%);
  transform: rotateY(180deg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: white;
  box-shadow:
    0 15px 35px rgba(0, 0, 0, 0.6),
    0 5px 15px rgba(220, 38, 38, 0.2),
    inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* Efeito holográfico premium */
.card-front::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(255, 255, 255, 0.15) 0%, transparent 50%);
  animation: holographic 8s ease-in-out infinite;
  pointer-events: none;
  opacity: 0.6;
}

.card-front::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    45deg,
    transparent 30%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 70%
  );
  animation: shimmer 3s ease-in-out infinite;
  pointer-events: none;
}

@keyframes holographic {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(-10%, -10%) rotate(5deg); }
  50% { transform: translate(10%, 10%) rotate(-5deg); }
  75% { transform: translate(-5%, 5%) rotate(3deg); }
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* Gradientes por bandeira com efeitos premium */
.card-front.visa {
  background: linear-gradient(135deg, #1434CB 0%, #3B5998 50%, #5B7DC8 100%);
  box-shadow:
    0 15px 35px rgba(20, 52, 203, 0.4),
    0 5px 15px rgba(20, 52, 203, 0.3),
    inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.card-front.mastercard {
  background: linear-gradient(135deg, #EB001B 0%, #F79E1B 50%, #FF6B00 100%);
  box-shadow:
    0 15px 35px rgba(235, 0, 27, 0.4),
    0 5px 15px rgba(247, 158, 27, 0.3),
    inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.card-front.amex {
  background: linear-gradient(135deg, #006FCF 0%, #0099CC 50%, #00BFFF 100%);
  box-shadow:
    0 15px 35px rgba(0, 111, 207, 0.4),
    0 5px 15px rgba(0, 153, 204, 0.3),
    inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.card-front.elo {
  background: linear-gradient(135deg, #FFCB05 0%, #FFA500 50%, #000000 100%);
  box-shadow:
    0 15px 35px rgba(255, 203, 5, 0.4),
    0 5px 15px rgba(255, 165, 0, 0.3),
    inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* Tarja magnética no verso */
.card-back .magnetic-strip {
  width: 100%;
  height: 50px;
  background: linear-gradient(90deg, #2c2c2c 0%, #1a1a1a 50%, #2c2c2c 100%);
  position: absolute;
  top: 30px;
  left: 0;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.5);
}

.card-back .cvv-section {
  background: white;
  color: #333;
  padding: 12px 16px;
  border-radius: 8px;
  margin-top: 60px;
  font-family: 'Courier New', monospace;
  font-size: 1.2rem;
  font-weight: bold;
  letter-spacing: 4px;
  text-align: right;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.2);
}

.card-back .signature-area {
  background: rgba(255, 255, 255, 0.8);
  height: 40px;
  margin-top: 20px;
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}

.card-back .signature-area::after {
  content: 'Assinatura do Titular';
  position: absolute;
  top: 50%;
  left: 10px;
  transform: translateY(-50%);
  font-size: 0.7rem;
  color: #999;
  font-style: italic;
}

.card-chip {
  width: fit-content;
  margin-bottom: 16px;
  position: relative;
  z-index: 2;
  animation: chipGlow 2s ease-in-out infinite;
}

@keyframes chipGlow {
  0%, 100% {
    filter: drop-shadow(0 0 2px rgba(212, 175, 55, 0.5));
  }
  50% {
    filter: drop-shadow(0 0 8px rgba(212, 175, 55, 0.8));
  }
}

.card-number {
  font-size: 1.5rem;
  font-family: 'Courier New', monospace;
  letter-spacing: 2px;
  font-weight: 500;
  margin: 16px 0;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  position: relative;
  z-index: 2;
  transition: all 0.3s ease;
}

.card-number::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
  transition: width 0.4s ease;
}

.card-number.focused::after {
  width: 100%;
}

.card-info {
  display: flex;
  justify-content: space-between;
  margin-top: auto;
  position: relative;
  z-index: 2;
}

.card-holder,
.card-expiry {
  flex: 1;
}

.card-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.8;
  margin-bottom: 4px;
}

.card-value {
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: uppercase;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.card-logo {
  position: absolute;
  top: 20px;
  right: 24px;
  opacity: 0.9;
  z-index: 2;
}

/* Card Brand Logos */
.card-logo svg {
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

/* Animação premium quando o usuário digita */
.card-number.updating,
.card-value.updating {
  animation: cardUpdate 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes cardUpdate {
  0% {
    transform: scale(1);
    filter: brightness(1);
  }
  30% {
    transform: scale(1.08) translateY(-2px);
    filter: brightness(1.2);
  }
  100% {
    transform: scale(1);
    filter: brightness(1);
  }
}

/* Glow effect quando campo está ativo */
.card-number.focused,
.card-value.focused {
  text-shadow:
    0 0 10px rgba(255, 255, 255, 0.8),
    0 0 20px rgba(255, 255, 255, 0.4),
    0 2px 4px rgba(0, 0, 0, 0.3);
  animation: glow 1.5s ease-in-out infinite;
}

@keyframes glow {
  0%, 100% {
    text-shadow:
      0 0 10px rgba(255, 255, 255, 0.8),
      0 0 20px rgba(255, 255, 255, 0.4),
      0 2px 4px rgba(0, 0, 0, 0.3);
  }
  50% {
    text-shadow:
      0 0 20px rgba(255, 255, 255, 1),
      0 0 30px rgba(255, 255, 255, 0.6),
      0 2px 4px rgba(0, 0, 0, 0.3);
  }
}

/* Responsivo */
@media (max-width: 480px) {
  .credit-card {
    max-width: 100%;
  }

  .card-front {
    height: 200px;
    padding: 20px;
  }

  .card-number {
    font-size: 1.2rem;
  }

  .card-value {
    font-size: 0.85rem;
  }
}