* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(circle at top left, rgba(0, 195, 255, 0.22), transparent 35%),
        radial-gradient(circle at bottom right, rgba(119, 0, 255, 0.18), transparent 35%),
        #05070d;
    color: #e8f7ff;
    font-family: Inter, system-ui, sans-serif;
}

.shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 32px;
}

.card {
    width: min(820px, 100%);
    background: rgba(8, 13, 24, 0.88);
    border: 1px solid rgba(0, 195, 255, 0.25);
    border-radius: 24px;
    padding: 32px;
    box-shadow: 0 0 60px rgba(0, 195, 255, 0.16);
    backdrop-filter: blur(16px);
}

.brand {
    display: flex;
    gap: 18px;
    align-items: center;
    margin-bottom: 28px;
}

.orb {
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: radial-gradient(circle, #8df0ff, #006dff 55%, #00112b);
    box-shadow: 0 0 30px rgba(0, 195, 255, 0.8);
}

h1 {
    margin: 0;
    font-size: 2.3rem;
    letter-spacing: -0.04em;
}

p {
    color: #a9bed0;
    line-height: 1.55;
}

.grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

label {
    display: block;
    margin-bottom: 18px;
    color: #c7edff;
    font-weight: 600;
}

input {
    width: 100%;
    margin-top: 8px;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid rgba(141, 240, 255, 0.25);
    background: rgba(0, 0, 0, 0.32);
    color: #ffffff;
    font-size: 1rem;
    outline: none;
}

input:focus {
    border-color: #8df0ff;
    box-shadow: 0 0 18px rgba(141, 240, 255, 0.25);
}

.check {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    font-weight: 500;
    color: #b9ccd8;
}

.check input {
    width: auto;
    margin-top: 3px;
}

.disclosure {
    margin: 24px 0;
    padding: 20px;
    border-radius: 18px;
    background: rgba(0, 195, 255, 0.07);
    border: 1px solid rgba(0, 195, 255, 0.18);
}

.disclosure h2 {
    margin-top: 0;
}

.notice {
    padding: 14px 16px;
    border-radius: 14px;
    margin-bottom: 20px;
    font-weight: 600;
}

.success {
    background: rgba(0, 255, 170, 0.12);
    border: 1px solid rgba(0, 255, 170, 0.35);
}

.error {
    background: rgba(255, 64, 64, 0.12);
    border: 1px solid rgba(255, 64, 64, 0.35);
}

button {
    width: 100%;
    padding: 16px;
    border: 0;
    border-radius: 16px;
    background: linear-gradient(135deg, #00c3ff, #735dff);
    color: white;
    font-size: 1.05rem;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 0 26px rgba(0, 195, 255, 0.35);
}

button:hover {
    transform: translateY(-1px);
}

@media (max-width: 700px) {
    .grid {
        grid-template-columns: 1fr;
    }

    .card {
        padding: 22px;
    }
}