.char-sub-header,
.bishun-section {
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
}

.char-sub-header {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    padding: 0 0 14px;
    margin-bottom: 0;
}

.char-sub-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.char-sub-img {
    width: 88px;
    height: 88px;
    border-radius: 12px;
    background: var(--cy-surface-soft);
    border: 1px solid var(--cy-border);
    object-fit: contain;
}

.char-sub-glyph {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 88px;
    height: 88px;
    border-radius: 12px;
    background: var(--cy-surface-soft);
    color: var(--cy-text);
    font-family: var(--cy-title-font);
    font-size: 44px;
    line-height: 1;
}

.char-sub-title {
    margin: 0;
    color: var(--cy-text);
    font-family: var(--cy-title-font);
    font-size: 28px;
    line-height: 1.2;
}

.char-sub-attrs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.attr-tag,
.sub-link-btn {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 12px;
    border-radius: 999px;
    background: var(--cy-surface-soft);
    color: var(--cy-soft);
    font-size: 13px;
}

.bishun-section {
    padding: 16px 0;
    margin-bottom: 0;
    border-top: 1px dashed var(--cy-border);
}

.section-title {
    margin: 0 0 14px;
    color: var(--cy-text);
    font-family: var(--cy-title-font);
    font-size: 24px;
    line-height: 1.2;
}

.section-subtitle {
    margin: 16px 0 10px;
    color: var(--cy-text);
    font-size: 14px;
    font-weight: 700;
}

.bishun-summary {
    display: grid;
    gap: 10px;
    padding: 14px;
    border-radius: 12px;
    background: transparent;
}

.bishun-summary-item {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.summary-label,
.stroke-num,
.stroke-name {
    color: var(--cy-muted);
    font-size: 12px;
}

.summary-val {
    color: var(--cy-text);
    font-size: 14px;
}

.strokes-simple,
.stroke-simple-sym {
    color: var(--cy-accent-strong);
    font-weight: 700;
}

.stroke-steps {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: 10px;
    margin-bottom: 16px;
}

.stroke-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 8px;
    border-radius: 12px;
    background: var(--cy-surface-soft);
}

.stroke-step-pic {
    width: 72px;
    height: 72px;
    border-radius: 10px;
    background: var(--cy-surface);
    border: 1px solid var(--cy-border);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.stroke-step-pic img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.stroke-char {
    color: var(--cy-text);
    font-family: var(--cy-title-font);
    font-size: 42px;
}

.stroke-step-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

#hanzi-writer-box {
    width: 72px;
    height: 72px;
}

.bishun-desc {
    padding: 12px 14px;
    border-radius: 12px;
    background: transparent;
    color: var(--cy-soft);
    font-size: 14px;
    line-height: 1.8;
    width: 100%;
}

.bishun-desc p {
    margin: 0;
}

.bishun-empty {
    padding: 30px 12px;
    text-align: center;
    color: var(--cy-muted);
}

.sub-page-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 14px;
    border-top: 1px dashed var(--cy-border);
}

.sub-link-btn:hover {
    background: var(--cy-accent-soft);
    color: var(--cy-accent-strong);
}

@media (max-width: 640px) {
    .char-sub-header,
    .char-sub-info {
        flex-direction: column;
        align-items: flex-start;
    }

    .char-sub-header {
        padding: 0 0 12px;
    }

    .bishun-section {
        padding: 14px 0;
    }

    .char-sub-title,
    .section-title {
        font-size: 22px;
    }

    .stroke-steps {
        grid-template-columns: repeat(auto-fill, minmax(74px, 1fr));
        gap: 8px;
    }

    .stroke-step-pic,
    #hanzi-writer-box {
        width: 58px;
        height: 58px;
    }

    .sub-page-links {
        padding-top: 12px;
    }
}