/* 第三部分：经典作品 */

#masterpiece {
    padding: 0;
    background-color: #f8f5ef;
    color: #816955;
}

/* 与第二部分使用同样的70px左右边距 */
.classics-container {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 34px 70px 70px;
}

/* 横排导航 */
.classics-navigation {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 50px;
}

.classics-navigation ul {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 660px;
    max-width: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
}

.classics-navigation a {
    color: #816955;
    font-family: "Calibri", "Arial", sans-serif;
    font-size: 18px;
    text-decoration: none;
}

/* 经典作品标题 */
.classics-heading {
    margin: 0 0 58px;
}

.classics-heading h2 {
    margin: 0;
    color: #816955;
    font-family: "STXingkai", "华文行楷", "KaiTi", "楷体", serif;
    font-size: 48px;
    font-weight: bold;
    line-height: 1.15;
    letter-spacing: 2px;
}

.classics-heading > p {
    margin: 0;
    font-family: "Times New Roman", serif;
    font-size: 40px;
    line-height: 1.1;
}

/* 图文区域 */
.classic-row {
    display: grid;
    align-items: center;
    gap: 6%;
    width: 100%;
    border-bottom: 1px solid #d9cebf;
}

.classic-copy {
    min-width: 0;
}

/* 图片容器负责限制尺寸 */
.classic-picture {
    min-width: 0;
    overflow: hidden;
    border-radius: 26px;
    background-color: #e9e1d6;
}

.classic-picture img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 编号 */
.classic-number {
    margin: 0 0 22px;
    font-family: "Courier New", monospace;
    font-size: 14px;
    line-height: 1.5;
    letter-spacing: 2px;
}

/* 英文作品名 */
.classic-name {
    margin: 0;
    font-family: "Times New Roman", serif;
    font-size: 66px;
    font-weight: normal;
    line-height: 1.02;
}

/* 中文作品名 */
.classic-chinese {
    margin: 14px 0 0;
    font-family: "STKaiti", "KaiTi", "楷体", serif;
    font-size: 42px;
    font-weight: normal;
    line-height: 1.2;
    letter-spacing: 2px;
}

/* 短分隔线 */
.classic-line {
    display: block;
    width: 90px;
    height: 1px;
    margin: 66px 0 76px;
    background-color: #9a816a;
}

/* 作品说明 */
.classic-description {
    margin: 0;
    font-family: "Calibri", "Arial", sans-serif;
    font-size: 26px;
    line-height: 1.2;
}


/* 01 白孔雀：左图右文 */
.classic-peacock {
    grid-template-columns: 44% 1fr;
    padding: 0 0 36px;
}

.peacock-picture {
    width: 100%;
    aspect-ratio: 160 / 216;
    src: url(https://res.cloudinary.com/ab6obbr1/image/upload/v1790224776/1.jpg);
}

.peacock-picture img {
    object-position: center top;
}


/* 02 双面仕女：两个圆形图并排 */
.classic-lady {
    width: 100%;
    padding: 54px 0 60px;
    border-bottom: 1px solid #d9cebf;
    text-align: center;
}

.classic-lady .classic-number {
    margin-bottom: 12px;
}

.classic-lady .classic-name {
    font-size: 70px;
    letter-spacing: 3px;
}

.classic-lady .classic-chinese {
    margin-top: 8px;
}

.lady-pictures {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6%;
    width: 80%;
    margin: 22px auto 0;
}

.lady-pictures figure {
    min-width: 0;
    margin: 0;
}

.lady-picture {
    width: 100%;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
}

.lady-picture img {
    transform: scale(1.08);
}

.lady-front img {
    object-position: left center;
    src: url(https://res.cloudinary.com/ab6obbr1/image/upload/v1790224773/3.jpg);
}

.lady-reverse img {
    object-position: right center;
    src: url(https://res.cloudinary.com/ab6obbr1/image/upload/v1790224770/4.jpg);
}

.lady-pictures figcaption {
    margin-top: 16px;
    font-size: 24px;
}

.lady-description {
    width: 80%;
    max-width: 1000px;
    margin: 48px auto 0;
}


/* 03 荷塘月色：左文右图 */
.classic-lotus {
    grid-template-columns: 1fr 42%;
    padding: 48px 0 40px;
    src: url(https://res.cloudinary.com/ab6obbr1/image/upload/v1790224834/5.jpg);
}

.lotus-picture {
    width: 100%;
    aspect-ratio: 163 / 230;
}

.lotus-picture img {
    transform: scale(1.05);
    object-position: center 42%;
}

.classic-lotus .classic-number {
    margin-bottom: 46px;
}

.classic-lotus .classic-line {
    margin: 42px 0 44px;
}


/* 04 喜鹊登梅：左侧横图，右侧文字 */
.classic-magpies {
    grid-template-columns: 57% 1fr;
    gap: 5%;
    padding: 40px 0 0;
    border-bottom: none;
}

.magpies-picture {
    width: 100%;
    aspect-ratio: 234 / 166;
}

.magpies-picture img {
    transform: scale(1.15);
    object-position: center 45%;
    src: url(https://res.cloudinary.com/ab6obbr1/image/upload/v1790224774/2.jpg);
}

.classic-magpies .classic-name {
    font-size: 62px;
}

.classic-magpies .classic-chinese {
    margin-top: 30px;
}

.classic-magpies .classic-line {    
    margin: 26px 0 30px;
}

.classic-magpies .classic-description {
    font-size: 23px;
}

/* 导航栏悬停效果 */
.main-navigation-link,
.classics-navigation a {
    position: relative;
    display: inline-block;
    padding: 6px 0;
    color: #816955;
    text-decoration: none;
    transition: color 0.25s ease, transform 0.25s ease;
}

/* 默认隐藏的下划线 */
.main-navigation-link::after,
.classics-navigation a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background-color: currentColor;
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.25s ease;
}

/* 悬停或使用键盘选中时 */
.main-navigation-link:hover,
.main-navigation-link:focus-visible,
.classics-navigation a:hover,
.classics-navigation a:focus-visible {
    color: #65452f;
    transform: translateY(-2px);
}

/* 下划线从左向右展开 */
.main-navigation-link:hover::after,
.main-navigation-link:focus-visible::after,
.classics-navigation a:hover::after,
.classics-navigation a:focus-visible::after {
    transform: scaleX(1);
}

/* 键盘操作时的选中提示 */
.main-navigation-link:focus-visible,
.classics-navigation a:focus-visible {
    outline: 1px solid #816955;
    outline-offset: 5px;
}

/* 系统设置为减少动画时，保留颜色和下划线变化 */
@media (prefers-reduced-motion: reduce) {
    .main-navigation-link,
    .classics-navigation a,
    .main-navigation-link::after,
    .classics-navigation a::after {
    transition: none;
}

    .main-navigation-link:hover,
    .main-navigation-link:focus-visible,
    .classics-navigation a:hover,
    .classics-navigation a:focus-visible {
    transform: none;
    }
}