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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: #0b0b0b;
  color: #ffffff;
  min-height: 100vh;
}

.app {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 256px;
  background-color: #121212;
  color: #d1d5db;
  position: fixed;
  height: 100vh;
  overflow-y: auto;
}

.sidebar::-webkit-scrollbar {
  width: 6px;
}

.sidebar::-webkit-scrollbar-track {
  background: #0f0f0f;
}

.sidebar::-webkit-scrollbar-thumb {
  background: rgba(239, 68, 68, 0.4);
  border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: rgba(239, 68, 68, 0.6);
}

.sidebar-header {
  padding: 1rem;
  border-bottom: 1px solid #2d2d2d;
  position: sticky;
  top: 0;
  background-color: #121212;
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-logo {
  width: 24px;
  height: 24px;
}

.brand span {
  font-size: 1.25rem;
  font-weight: 600;
  color: white;
}

.sidebar-content {
  padding: 1rem;
}

.section-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: #d1d5db;
  margin-bottom: 1rem;
  padding-top: 0.5rem;
}

.menu {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.menu-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  text-decoration: none;
  color: #d1d5db;
  border-radius: 0.5rem;
  transition: background-color 0.2s;
}

.menu-item:hover {
  background-color: #1e1e1e;
}

.menu-item.active {
  background-color: #ef4444;
  color: white;
}

.menu-text {
  flex: 1;
}

.step-label {
  display: block;
  font-size: 0.75rem;
  color: #d1d5db;
}

/* Main content */
.main-content {
  flex: 1;
  padding: 2rem;
  background-color: #0b0b0b;
  margin-left: 256px;
}

.content-wrapper {
  max-width: 56rem;
}

/* Page title */
.page-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: white;
  background: linear-gradient(to right, #ffffff, #ff0000);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Content box */
.content-box {
  background-color: #131313;
  border: 1px solid rgba(239, 68, 68, 0.2);
  border-radius: 1rem;
  padding: 1.5rem;
  animation: fadeIn 0.5s ease-out;
}

.content-box h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: white;
}

.content-box p {
  color: #d1d5db;
  line-height: 1.5;
}

/* Warning box */
.warning-box {
  background: rgba(239, 68, 68, 0.05);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 1rem;
  padding: 2rem;
  margin-bottom: 2rem;
}

.warning-box h2 {
  color: #ff4c4c;
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.warning-box h2 i {
  color: #ff4c4c;
}

.warning-box ol {
  list-style: none;
  counter-reset: warning-steps;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.warning-box li {
  counter-increment: warning-steps;
  color: #e5e7eb;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: rgba(19, 19, 19, 0.6);
  border: 1px solid rgba(239, 68, 68, 0.1);
  border-radius: 0.75rem;
  transition: all 0.3s ease;
}

.warning-box li:hover {
  background: rgba(60, 20, 20, 0.8);
  border-color: rgba(239, 68, 68, 0.3);
  transform: translateX(4px);
}

.warning-box li::before {
  content: counter(warning-steps);
  background: linear-gradient(135deg, #ff0000, #8b0000);
  color: white;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 600;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
}

.warning-text {
  color: #ff4c4c;
  font-weight: 500;
}

/* Step grid */
.step-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.step-card {
  background: rgba(20, 20, 20, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  padding: 1.5rem;
  transition: all 0.3s ease;
}

.step-card:hover {
  background: rgba(20, 20, 20, 0.8);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-4px);
}

.step-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.step-header i {
  color: #ff4c4c;
}

.step-title {
  color: white;
  font-size: 1.25rem;
  font-weight: 600;
}

.step-description {
  color: #d1d5db;
  line-height: 1.6;
}

/* Note */
.note {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #ff4c4c;
  font-size: 0.875rem;
  margin-top: 1rem;
}

.note i {
  color: #ff4c4c;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: #0b0b0b;
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #ff0000, #6b0000);
  border-radius: 10px;
  border: 2px solid #0b0b0b;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #ff4c4c, #8b0000);
}

/* Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Lucide icon size */
.lucide {
  width: 20px;
  height: 20px;
}