:root {
  --up-purple: #6B46C1;
  --up-purple-light: #9F7AEA;
  --up-purple-lighter: #E9D8FD;
  --up-purple-dark: #553C9A;
  --up-gray: #4A5568;
  --up-gray-light: #E2E8F0;
  --up-success: #48BB78;
  --up-warning: #ED8936;
  --up-danger: #F56565;
  --up-black: #2D3748;
}

body {
  font-family: 'Sarabun', sans-serif;
  background: linear-gradient(135deg, #f5f3ff 0%, #ffffff 100%);
  color: var(--up-black);
}

.header-gradient {
  background: linear-gradient(135deg, var(--up-purple) 0%, var(--up-purple-dark) 100%);
  box-shadow: 0 10px 30px rgba(107, 70, 193, 0.3);
}

.footer-gradient {
  background: linear-gradient(135deg, var(--up-purple-dark) 0%, var(--up-purple) 100%);
}

.logo-circle {
  width: 64px;
  height: 64px;
  background: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--up-purple);
  font-weight: 700;
  box-shadow: 0 6px 18px rgba(255, 255, 255, 0.2);
}

.card-up {
  border-radius: 16px;
  border: 1px solid var(--up-purple-lighter);
  box-shadow: 0 10px 20px rgba(85, 60, 154, 0.08);
  background: white;
}

.section-title {
  color: var(--up-purple);
  font-weight: 600;
}

.btn-primary-up {
  background: linear-gradient(135deg, var(--up-purple) 0%, var(--up-purple-dark) 100%);
  border: none;
}

.btn-primary-up:hover {
  background: linear-gradient(135deg, var(--up-purple-dark) 0%, var(--up-purple) 100%);
  box-shadow: 0 8px 20px rgba(107, 70, 193, 0.35);
}

.badge-status {
  font-size: 0.85rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
}

.badge-status.status-pending {
  background-color: var(--up-purple-lighter);
  color: var(--up-purple);
}

.badge-status.status-processing {
  background-color: #FFF3CD;
  color: #974F0C;
}

.badge-status.status-completed {
  background-color: #C6F6D5;
  color: #276749;
}

.badge-status.status-failed {
  background-color: #FED7D7;
  color: #9B2C2C;
}

.flash-container {
  position: relative;
  margin-bottom: 1.5rem;
}

textarea.form-control {
  background-color: #fdfaff;
}

.table thead {
  background: var(--up-purple-lighter);
}

.nav-link {
  font-weight: 600;
}

.text-purple {
  color: var(--up-purple) !important;
}

.hero-card {
  background: white;
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 20px 40px rgba(107, 70, 193, 0.15);
}

.hero-card ul {
  padding-left: 1.2rem;
}

.form-label {
  font-weight: 600;
}

.chat-response {
  background: #f5f7fb;
  border-radius: 12px;
  padding: 1rem;
  border: 1px solid var(--up-purple-lighter);
}

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

.process-step {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px dashed var(--up-purple-lighter);
  background: #fbf9ff;
  margin-bottom: 0.75rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.process-step:last-child {
  margin-bottom: 0;
}

.process-step.completed {
  border-style: solid;
  border-color: var(--up-success);
  background: #f0fff4;
}

.process-step.active {
  border-style: solid;
  border-color: var(--up-purple);
  box-shadow: 0 6px 16px rgba(107, 70, 193, 0.12);
  transform: translateY(-2px);
}

.process-step .process-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 600;
  background: white;
  border: 1px solid var(--up-purple-lighter);
}

.process-step.completed .process-icon {
  background: var(--up-success);
  color: white;
  border-color: var(--up-success);
}

.process-step.active .process-icon {
  background: var(--up-purple);
  color: white;
  border-color: var(--up-purple);
}

.process-step .process-content h6 {
  margin: 0;
  font-weight: 600;
  color: var(--up-purple);
}

.process-step .process-content p {
  margin: 0.2rem 0 0;
  color: var(--up-gray);
  font-size: 0.9rem;
}

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 999px;
}

.copy-btn.copied {
  border-color: var(--up-success);
  color: var(--up-success);
  background: rgba(72, 187, 120, 0.08);
}

.copy-feedback {
  font-size: 0.8rem;
  color: var(--up-success);
  margin-left: 0.5rem;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.copy-feedback.show {
  opacity: 1;
}