* { box-sizing: border-box; }

body {
  margin: 0;
  background: #050505;
  color: #fff;
  font-family: Arial, sans-serif;
}

.auth-wrap, .app-wrap {
  max-width: 430px;
  margin: 0 auto;
  min-height: 100vh;
  padding: 22px;
}

.auth-wrap {
  display: flex;
  align-items: center;
}

.card {
  width: 100%;
  background: #151515;
  border: 1px solid #242424;
  border-radius: 22px;
  padding: 22px;
  margin: 16px 0;
}

h1 { font-size: 34px; margin: 0 0 8px; }
h2, h3 { margin-top: 0; }

.muted {
  color: #aaa;
}

input, button {
  width: 100%;
  padding: 15px;
  border-radius: 14px;
  border: 0;
  margin: 8px 0;
  font-size: 16px;
}

input {
  background: #222;
  color: #fff;
}

button {
  background: #fff;
  color: #000;
  font-weight: bold;
}

.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 18px 0;
}

.tabs button {
  background: #242424;
  color: #fff;
}

.tabs button.active {
  background: #fff;
  color: #000;
}

.hidden { display: none; }

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-top: 20px;
}

.small {
  width: auto;
  padding: 10px 14px;
}