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

body {
  background-color: #0f0f10;
  color: #e5e5e5;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 2rem 1rem;
}

h1, h2, h3, h4, h5 {
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 1rem;
  text-align: center;
}

a {
  color: #4da6ff;
  text-decoration: none;
  margin: 0 0.5rem;
  transition: color 0.2s ease;
}

a:hover {
  color: #82cfff;
}

form {
  background-color: #1a1a1a;
  padding: 1.5rem;
  border-radius: 10px;
  border: 1px solid #2a2a2a;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
  max-width: 400px;
  margin: 2rem auto;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

label {
  font-weight: 500;
}

input,
textarea {
  width: 100%;
  padding: 0.5rem;
  background-color: #1a1a1a;
  border: 1px solid #333;
  border-radius: 6px;
  color: #e5e5e5;
  font-size: 1rem;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: #4da6ff;
}

button {
  background-color: #1e1e1e;
  color: #e5e5e5;
  border: 1px solid #333;
  border-radius: 6px;
  padding: 0.6rem;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

button:hover {
  background-color: #2a2a2a;
}

button:active {
  transform: scale(0.98);
}

article {
  background-color: #1a1a1a;
  border: 1px solid #2a2a2a;
  border-radius: 10px;
  padding: 1rem;
  margin: 1rem 0;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
  width: 100%;
  max-width: 700px;
}

article h3 {
  color: #ffffff;
  margin-bottom: 0.5rem;
}

article p {
  margin-bottom: 0.75rem;
}

ul {
  list-style: none;
  background-color: #2a2a2a;
  border-radius: 6px;
  padding: 1rem;
  color: #ff8080;
  margin-bottom: 1rem;
}

.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}

@media (min-width: 475px) {
  .container {
    max-width: 475px;
  }
}

@media (min-width: 640px) {
  .container {
    max-width: 640px;
  }
}

@media (min-width: 768px) {
  .container {
    max-width: 768px;
  }
}

@media (min-width: 1024px) {
  .container {
    max-width: 1024px;
  }
}

@media (min-width: 1280px) {
  .container {
    max-width: 1280px;
  }
}

@media (min-width: 1536px) {
  .container {
    max-width: 1536px;
  }
}

.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }