/* parent/letter.css — overlay + in-guide letter body */

.parent-letter-modal {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 16px;
    z-index: 200;
}

.parent-letter-modal.is-open {
    display: flex;
}

.parent-letter-card {
    background: #fff;
    border-radius: var(--radius-card, 16px);
    width: 100%;
    max-width: 520px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.22);
}

.parent-letter-scroll {
    overflow-y: auto;
    padding: 24px 22px 8px;
    -webkit-overflow-scrolling: touch;
    text-align: left;
}

.parent-letter-scroll h2,
[data-letter-root] h2 {
    margin: 0 0 14px;
    font-size: 20px;
    font-weight: 800;
    color: #0f172a;
}

.parent-letter-body p,
.parent-letter-body li {
    margin: 0 0 10px;
    font-size: 15px;
    line-height: 1.6;
    font-weight: 600;
    color: #334155;
}

.parent-letter-body ol {
    margin: 0 0 12px;
    padding-left: 1.3rem;
}

.parent-letter-body li {
    margin-bottom: 6px;
}

.parent-letter-cycle,
.parent-letter-emphasis,
.parent-letter-motto {
    font-weight: 800 !important;
    color: #0f172a !important;
}

.parent-letter-cycle {
    text-align: center;
    letter-spacing: 0.02em;
}

.parent-letter-motto {
    font-size: 16px !important;
}

.parent-letter-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 12px 22px 20px;
    border-top: 1px solid var(--border, #e2e8f0);
    flex-shrink: 0;
}

.parent-letter-actions .btn-primary,
.parent-letter-actions .btn-secondary {
    width: 100%;
}

.auth-guide-links {
    width: 100%;
    margin-top: 16px;
    font-size: 13px;
    font-weight: var(--fw-label, 700);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px 10px;
}

.auth-guide-links a {
    color: var(--primary, #2563eb);
    text-decoration: none;
    font-weight: var(--fw-title, 800);
}

@media (max-width: 520px) {
    .parent-letter-scroll {
        padding: 18px 16px 6px;
    }

    .parent-letter-actions {
        padding: 10px 16px 16px;
    }
}