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

body {
    min-height: 100vh;
    font-family: Arial, sans-serif;
    background: #080d18;
    color: #ffffff;
}

.signup-container {
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px 16px;
}

.brand {
    text-align: center;
    margin-bottom: 25px;
}

.logo {
    width: 52px;
    height: 52px;
    margin: 0 auto 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 15px;
    background: linear-gradient(135deg, #9b8cff, #4c7dff);
    font-size: 30px;
    font-weight: bold;
}

.brand h1 {
    font-size: 25px;
    letter-spacing: 4px;
}

.brand p {
    margin-top: 8px;
    color: #9da9bd;
    font-size: 13px;
}

.signup-card {
    width: 100%;
    max-width: 430px;
    padding: 30px;
    background: #111a2a;
    border: 1px solid #253249;
    border-radius: 20px;
}

.signup-card h2 {
    font-size: 26px;
    margin-bottom: 10px;
}

.subtitle {
    color: #9da9bd;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 25px;
}

form label {
    display: block;
    font-size: 13px;
    margin-bottom: 8px;
    color: #e2e8f0;
}

form input,
form select {
    width: 100%;
    height: 46px;
    margin-bottom: 19px;
    padding: 0 13px;
    border: 1px solid #34425a;
    border-radius: 9px;
    background: #0b1220;
    color: white;
    outline: none;
    font-size: 14px;
}

form input:focus,
form select:focus {
    border-color: #8c80ff;
}

form input::placeholder {
    color: #77849a;
}

form select {
    color-scheme: dark;
}

form button {
    width: 100%;
    height: 48px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(100deg, #8c7cff, #557fff);
    color: white;
    font-size: 15px;
    font-weight: bold;
    cursor: pointer;
}

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

#message {
    margin-top: 14px;
    font-size: 13px;
    line-height: 1.5;
    color: #b9c6ff;
}

.footer-text {
    margin-top: 20px;
    color: #8996aa;
    font-size: 11px;
    line-height: 1.7;
    text-align: center;
}

.copyright {
    margin-top: 22px;
    color: #69768a;
    font-size: 11px;
    text-align: center;
}

@media (max-width: 400px) {
    .signup-card {
        padding: 22px 18px;
    }

    .brand h1 {
        font-size: 22px;
    }
}