.signup-shell .app-grid {
    width: 100%;
    max-width: 1180px;
    margin-inline: auto;
}

.signup-layout {
    align-items: stretch;
    max-height: none;
}

.signup-showcase {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: radial-gradient(circle at top right, #2f6bb0 0%, #123860 56%, #0a223d 100%);
}

.showcase-note {
    margin-top: 1rem;
    padding: .85rem 1rem;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,.25);
    background: rgba(255,255,255,.08);
    color: #e8f3ff;
    font-size: .9rem;
}

.signup-panel {
    justify-content: flex-start;
    max-height: none;
    overflow-y: visible;
    padding-bottom: clamp(28px, 3vw, 36px);
    border-left: 1px solid #e7eaf1;
    background: linear-gradient(180deg, #f9fbff 0%, #f2f6ff 100%);
}

.signup-form {
    gap: .9rem;
}

.signup-form .form-field {
    margin-bottom: .1rem;
}

.signup-form input,
.signup-form select {
    border: 1px solid #bcc8d8;
    border-radius: 10px;
    padding: .55rem .7rem;
    transition: border-color .18s ease, box-shadow .18s ease;
}

.signup-form input:focus,
.signup-form select:focus {
    outline: none;
    border-color: #2f6bb0;
    box-shadow: 0 0 0 3px rgba(47,107,176,.18);
}

.form-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .8rem;
}

.field-hint {
    color: #627189;
    font-size: .78rem;
    margin-top: .18rem;
    display: block;
}

.btn-signup {
    margin-top: .4rem;
    border-radius: 999px;
    background: linear-gradient(135deg, #d19a2e, #f4d27d);
    color: #1f2430;
    font-weight: 700;
}

@media (max-width: 860px) {
    .form-grid-2 {
        grid-template-columns: 1fr;
    }

    .signup-panel {
        max-height: none;
    }
}