.auth-page {
    align-items: center;
    padding: 24px;
}

.auth-shell {
    width: min(100%, 460px);
}

.auth-card {
    padding: 40px 34px 34px;
    border: 1px solid var(--border);
    border-radius: 28px;
    background: var(--glass-strong);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(var(--glass-blur));
}

body.dark .auth-card {
    background: var(--glass-strong);
}

.auth-brand {
    margin-bottom: 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.auth-logo {
    width: min(220px, 62vw);
    height: auto;
    object-fit: contain;
    margin-bottom: 18px;
}

.auth-title {
    margin: 0;
    font-size: clamp(2rem, 6vw, 2.8rem);
    line-height: 1.06;
    letter-spacing: -0.05em;
    color: var(--text);
}

.auth-subtitle {
    margin: 10px 0 0;
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.28em;
    text-transform: uppercase;
}

.auth-form {
    display: flex;
    flex-direction: column;
}

.auth-form .form-group {
    margin-bottom: 16px;
}

.auth-form label {
    margin-bottom: 8px;
    font-size: 0.84rem;
    font-weight: 700;
    color: var(--text-2);
}

.auth-form .form-control {
    min-height: 52px;
    border-radius: 16px;
    background: var(--card-bg);
}

body.dark .auth-form .form-control {
    background: var(--card-bg);
}

.auth-submit {
    width: 100%;
    margin-top: 6px;
}

.alert {
    margin-bottom: 16px;
    justify-content: center;
    text-align: center;
}

@media (max-width: 520px) {
    .auth-page {
        padding: 16px;
    }

    .auth-card {
        padding: 30px 22px 24px;
        border-radius: 24px;
    }

    .auth-title {
        font-size: clamp(1.7rem, 8.5vw, 2.3rem);
    }

    .auth-subtitle {
        font-size: 0.72rem;
        letter-spacing: 0.2em;
    }
}