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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial;
  background: linear-gradient(135deg, #f5f7fa, #e4ecf7);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 🔲 MAIN CONTAINER */
.container {
  background: #ffffff;
  padding: 40px;
  border-radius: 16px;
  width: 90%;
  max-width: 600px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  text-align: center;
}

/* 🔥 TITLE */
h1 {
  font-size: 28px;
  margin-bottom: 10px;
  color: #111;
}

.subtitle {
  color: #666;
  margin-bottom: 25px;
  font-size: 14px;
}

/* 🎯 INPUT */
input {
  width: 100%;
  padding: 14px;
  border: 1px solid #ddd;
  border-radius: 10px;
  font-size: 15px;
  margin-bottom: 15px;
  transition: 0.3s;
}

input:focus {
  border-color: #ff0000;
  outline: none;
  box-shadow: 0 0 0 3px rgba(255,0,0,0.1);
}

/* 🚀 BUTTON */
button {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, #ff0000, #ff4d4d);
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 16px;
  cursor: pointer;
  transition: 0.3s;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255,0,0,0.2);
}

/* ⚡ NOTE */
.note {
  font-size: 13px;
  color: #777;
  margin-top: 10px;
}

/* ⭐ SECTIONS */
.features,
.how-to,
.limitations,
.faq,
.disclaimer {
  margin-top: 30px;
  text-align: left;
}

h2 {
  font-size: 18px;
  margin-bottom: 10px;
  color: #222;
}

ul, ol {
  padding-left: 18px;
}

li {
  margin-bottom: 6px;
  font-size: 14px;
  color: #444;
}

/* ❓ FAQ */
.faq p {
  margin-bottom: 10px;
  font-size: 14px;
}

/* 🔐 DISCLAIMER */
.disclaimer {
  background: #fff3f3;
  padding: 15px;
  border-radius: 10px;
  font-size: 13px;
  color: #aa0000;
}

/* 📱 MOBILE */
@media (max-width: 600px) {
  .container {
    padding: 25px;
  }

  h1 {
    font-size: 22px;
  }
}