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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", system-ui, sans-serif;
  background: linear-gradient(180deg, #020617, #0f172a);
  color: #e5e7eb;
  line-height: 1.7;
  min-height: 100vh;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  justify-content: center;
  gap: 16px;
  padding: 14px 20px;
  background: rgba(15, 23, 42, 0.9);
  border-bottom: 1px solid #1e293b;
  backdrop-filter: blur(6px);
}

.nav a {
  text-decoration: none;
  color: #e5e7eb;
  padding: 8px 14px;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.25s ease;
}

.nav a:hover,
.nav a.active {
  background: #38bdf8;
  color: #020617;
}

.content {
  max-width: 1100px;
  margin: auto;
  padding: 60px 24px;
}

.content h1 {
  font-size: 2.6rem;
  color: #38bdf8;
  margin-bottom: 6px;
}

.content h2 {
  font-size: 1.3rem;
  color: #94a3b8;
  margin-bottom: 40px;
}


section {
  background: #111827;
  border: 1px solid #1e293b;
  border-radius: 14px;
  padding: 32px;
  margin-bottom: 32px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.35);
}

section h3 {
  font-size: 1.4rem;
  color: #22c55e;
  margin-bottom: 16px;
}

section p {
  color: #e5e7eb;
  max-width: 850px;
}

section ul {
  list-style: none;
  margin-top: 16px;
}

section ul li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
  color: #94a3b8;
}

section ul li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #22c55e;
  font-weight: bold;
}
.tp-list {
  margin-top: 16px;
}

.tp-list li {
  margin-bottom: 12px;
}

.tp-list a {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 10px;
  background: rgba(255,255,255,0.03);
  border: 1px solid #1e293b;
  text-decoration: none;
  color: #e5e7eb;
  transition: all 0.25s ease;
}

.tp-list a:hover {
  background: #38bdf8;
  color: #020617;
  transform: translateY(-2px);
}
.site-footer {
  border-top: 1px solid #1e293b;
  margin-top: 60px;
  padding: 32px 20px;
  text-align: center;
  color: #94a3b8;
  font-size: 0.95rem;
}