:root {
  --primary: #0f4c5c;
  --accent1: #ff6f61;
  --accent2: #ffa55c;
  --accent3: #2ec4b6;
  --text: #1d1d1d;
  --bg: #f8f9fa;
  --radius: 18px;
  --shadow: 0 16px 40px rgba(0,0,0,0.12);
}

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

body {
  font-family: "Inter", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  text-align: center;
  padding: 40px 20px;
}

.container {
  max-width: 780px;
  margin: auto;
}

.logo {
  margin-top: 40px;
}

h1 {
  font-size: 42px;
  margin-top: 40px;
  font-weight: 800;
  color: var(--primary);
}

p {
  font-size: 18px;
  color: #555;
  margin-top: 20px;
  line-height: 1.6;
}

.highlight {
  color: var(--accent1);
  font-weight: 700;
}

.btn {
  display: inline-block;
  margin-top: 40px;
  padding: 14px 34px;
  font-size: 18px;
  border-radius: 50px;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  transition: 0.25s ease-in-out;
  box-shadow: var(--shadow);
}

.btn:hover {
  transform: translateY(-4px);
}

footer {
  margin-top: 80px;
  padding: 20px 0;
  font-size: 14px;
  color: #666;
}