/* Packages page */
.packages-section {
  padding: 4rem 0;
  min-height: 80vh;
  background: linear-gradient(
    135deg,
    var(--bg-secondary) 0%,
    var(--bg-primary) 100%
  );
}

.packages-header {
  text-align: center;
  margin-bottom: 3rem;
}

.packages-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--header-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.packages-header p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Method Selection */
.method-selection {
  background: var(--bg-glass-strong);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  padding: 3rem;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  margin-bottom: 4rem;
  border: 1px solid rgba(226, 232, 240, 0.2);
  position: relative;
}

.method-selection::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(102, 126, 234, 0.02) 0%,
    rgba(118, 75, 162, 0.01) 100%
  );
  border-radius: var(--radius-2xl);
  pointer-events: none;
}

.method-selection h3 {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.method-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 700px;
  margin: 0 auto;
}

.method-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2.5rem 2rem;
  border: 2px solid rgba(226, 232, 240, 0.4);
  border-radius: var(--radius-xl);
  background: var(--bg-glass-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
  position: relative;
  overflow: hidden;
  color: var(--text-primary);
}

.method-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  opacity: 0.08;
  transition: left 0.6s ease;
}

.method-btn:hover::before {
  left: 0;
}

.method-btn:hover {
  border-color: var(--primary-color);
  transform: translateY(-6px);
  box-shadow: var(--shadow-primary);
}

.method-btn.active {
  border-color: var(--primary-color);
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-primary-hover);
  transform: translateY(-2px);
}

.method-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.method-name {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.25rem;
  color: inherit;
}

.method-desc {
  font-size: 0.875rem;
  opacity: 0.9;
  color: inherit;
}

/* Packages Grid */
.packages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.package-card {
  background: var(--bg-glass-strong);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(147, 51, 234, 0.4);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.package-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: -1;
}

.package-card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: var(--shadow-primary-hover);
  border-color: rgba(168, 85, 247, 0.6);
}

.package-card:hover::before {
  opacity: 0.03;
}

.package-card.recommended {
  border: 2px solid var(--warning-color);
  transform: scale(1.05);
  box-shadow: var(--shadow-xl);
}

.package-card.recommended::before {
  background: var(--gradient-warning);
  opacity: 0.05;
}

.package-card.premium {
  border: 2px solid var(--secondary-color);
  background: linear-gradient(
    135deg,
    var(--bg-glass-strong) 0%,
    rgba(118, 75, 162, 0.03) 100%
  );
  box-shadow: var(--shadow-2xl);
}

.package-card.premium::before {
  background: var(--gradient-secondary);
  opacity: 0.05;
}

.recommended-badge,
.premium-badge {
  position: absolute;
  top: -1px;
  right: 20px;
  padding: 0.5rem 1rem;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  color: white;
  z-index: 10;
}

.recommended-badge {
  background: var(--gradient-warning);
}

.premium-badge {
  background: var(--gradient-secondary);
}

.package-header {
  background: var(--gradient-primary);
  color: white;
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
}

.package-card.recommended .package-header {
  background: var(--gradient-warning);
}

.package-card.premium .package-header {
  background: var(--gradient-secondary);
}

.package-amount {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
}

.package-duration {
  font-size: 1rem;
  opacity: 0.9;
}

.package-content {
  padding: 1.5rem;
}

.package-rate {
  text-align: center;
  margin-bottom: 1.5rem;
}

.base-rate {
  font-size: 2rem;
  font-weight: 800;
  color: var(--success-color);
}

.bonus-rate {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--warning-color);
  margin-left: 0.5rem;
}

.rate-label {
  font-size: 1rem;
  color: var(--text-secondary);
}

.package-details {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.5rem;
  background: rgba(26, 27, 58, 0.3);
  color: var(--text-white);
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(147, 51, 234, 0.2);
  color: var(--text-white);
  font-weight: 500;
}

.detail-row:last-child {
  border-bottom: none;
}

.detail-row.total-profit {
  background: rgba(147, 51, 234, 0.2);
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(147, 51, 234, 0.3);
  margin-top: 0.5rem;
  color: var(--text-white);
  font-weight: 600;
}

.detail-row strong {
  color: var(--text-white);
  font-weight: 700;
}

.detail-row.total-profit strong {
  color: #10b981;
  font-size: 1.1rem;
  font-weight: 800;
}

.package-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border-light);
}

.select-package {
  width: 100%;
  justify-content: center;
}

/* Custom Amount Section */
.custom-amount-section {
  background: var(--bg-glass-strong);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  padding: 3rem;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(226, 232, 240, 0.3);
  position: relative;
  overflow: hidden;
}

.custom-amount-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  opacity: 0.02;
  z-index: -1;
}

.custom-amount-section h3 {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.custom-form {
  max-width: 500px;
  margin: 0 auto;
}

.custom-form .form-group {
  margin-bottom: 1.5rem;
}

.custom-form input {
  width: 100%;
  padding: 1.25rem;
  border: 2px solid rgba(226, 232, 240, 0.6);
  border-radius: var(--radius-lg);
  font-size: 1.1rem;
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  color: var(--text-primary);
}

.custom-form input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15);
  background: var(--bg-card);
  transform: translateY(-2px);
}

.custom-calculator {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 2rem;
  border-radius: var(--radius-xl);
  margin-bottom: 2rem;
  border: 1px solid rgba(226, 232, 240, 0.3);
  box-shadow: var(--shadow-md);
}

.calc-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-light);
}

.calc-row:last-child {
  border-bottom: none;
}

.calc-row.total {
  background: var(--gradient-success);
  color: white;
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  margin-top: 1rem;
  border: none;
  box-shadow: var(--shadow-md);
}

.calc-row strong {
  font-weight: 600;
  color: var(--primary-color);
}

.calc-row.total strong {
  color: white;
  font-size: 1.25rem;
}

#proceedCustom {
  width: 100%;
  justify-content: center;
  font-size: 1.1rem;
  padding: 1rem 2rem;
}

/* Responsive Design for Packages */
@media (max-width: 768px) {
  .packages-grid {
    grid-template-columns: 1fr;
  }

  .method-buttons {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .packages-section {
    padding: 2rem 0;
  }

  .method-selection,
  .custom-amount-section {
    padding: 1.5rem;
  }

  .package-content {
    padding: 1rem;
  }

  .package-footer {
    padding: 1rem;
  }
}