* {
    box-sizing: border-box;
    font-family: Inter, Arial, sans-serif;
}

body {
    margin: 0;
    height: 100vh;
    background: radial-gradient(circle at top, #1b1f2a, #0d0f14);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #e5e7eb;
}

.card {
    width: 360px;
    background: #111827;
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0 20px 40px rgba(0,0,0,.6);
}

h1 {
    margin: 0;
    font-size: 20px;
    text-align: center;
}

.subtitle {
    text-align: center;
    font-size: 13px;
    color: #9ca3af;
    margin-bottom: 24px;
}

input {
    width: 100%;
    padding: 12px;
    margin-bottom: 14px;
    border-radius: 8px;
    border: 1px solid #1f2937;
    background: #020617;
    color: #fff;
}

input:focus {
    outline: none;
    border-color: #2563eb;
}

button {
    width: 100%;
    padding: 12px;
    background: #2563eb;
    border: none;
    border-radius: 8px;
    color: white;
    font-weight: 600;
    cursor: pointer;
}

button:hover {
    background: #1d4ed8;
}

.notice {
    margin-top: 18px;
    font-size: 11px;
    color: #6b7280;
    text-align: center;
}