body {
    margin: 0;
    font-family: system-ui, Arial, sans-serif;
    background: radial-gradient(1200px 700px at 20% 10%, #1e293b 0%, #0f172a 55%, #070b14 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #e2e8f0;
    padding: 32px 16px;
}

h1, h2 {
    margin: 0 0 18px 0;
    text-align: center;
    font-weight: 800;
    letter-spacing: 0.5px;
}

h2 {
    font-size: 40px;
}

h1 {
    font-size: 34px;
}

form {
    width: min(720px, 92vw);
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.10);
    border-radius: 22px;
    padding: 34px 34px 30px;
    backdrop-filter: blur(12px);
    box-shadow: 0 25px 60px rgba(0,0,0,0.55);
    display: flex;
    flex-direction: column;
    gap: 18px;
    text-align: center;
}

label {
    font-size: 16px;
    font-weight: 700;
    color: rgba(226,232,240,0.9);
}

input[type="text"],
input[type="password"],
textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,0.16);
    background: rgba(15,23,42,0.55);
    color: #e2e8f0;
    outline: none;
    font-size: 16px;
}

textarea {
    resize: vertical;
    min-height: 140px;
}

input:focus,
textarea:focus {
    border-color: rgba(56,189,248,0.9);
    box-shadow: 0 0 0 4px rgba(56,189,248,0.18);
}

button {
    margin-top: 12px;
    padding: 16px 18px;
    border: none;
    border-radius: 16px;
    font-size: 18px;
    font-weight: 900;
    cursor: pointer;
    background: linear-gradient(135deg, #38bdf8, #22c55e);
    color: #06101f;
    transition: transform 0.12s ease, box-shadow 0.25s ease, filter 0.25s ease;
}

button:hover {
    filter: brightness(1.05);
    box-shadow: 0 0 26px rgba(56,189,248,0.45), 0 0 40px rgba(34,197,94,0.22);
    transform: translateY(-3px);
}

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

p {
    margin: 10px 0 0 0;
    text-align: center;
}