/* 学术暗色主题：Apple 液态玻璃 */
:root {
    --nav-anchor-gap: 1.75rem;
    /* chrome 玻璃：顶/底栏 —— 降低不透明度让蓝色背景透出来 */
    --chrome-glass-bg: linear-gradient(
        180deg,
        rgba(8, 14, 26, 0.55) 0%,
        rgba(8, 14, 26, 0.35) 100%
    );
    --chrome-glass-blur: blur(20px) saturate(170%);
    --overscroll-chrome-size: 100vh;

    /* 字体：保留 Apple 系统字体栈 */
    --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
        "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-serif: var(--font-sans);

    /* 文字层级颜色：低饱和、稳重 */
    --color-text: #e6e8ee;
    --color-heading: #f1f2f6;
    --color-muted: #a8acb6;
    --color-dim: #7d828d;
    --color-rule: rgba(255, 255, 255, 0.09);

    /* 蓝色主调：鲜亮但克制，符合学术风格 */
    --color-link: #93c5fd;
    --color-link-hover: #bfdbfe;
    --color-accent: #60a5fa;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    /* ~18px 正文字号，接近 yzhu.io 一类学术主页的常见体量 */
    font-size: 112.5%;
    background-color: #050910;
    /* 用 clip 而非 hidden，避免 html 变成滚动容器 */
    overflow-x: clip;
}

@media (max-width: 650px) {
    html {
        font-size: 106.25%;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}

#site-top,
#news,
#research {
    scroll-margin-top: calc(var(--site-nav-height, 3rem) + var(--nav-anchor-gap, 1.75rem));
}

body {
    /* 透明：让 body::after 的渐变背景层透出来；html 已有 #050910 兜底 */
    background-color: transparent;
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    position: relative;
    /* 关键：不要在 body 上设置 overflow-x，否则 Chrome 会把 body 升级为滚动容器，
       并把 .site-nav-bar::before / .site-footer-bar::after 的 fixed -100vh
       延伸层算进 scrollHeight，凭空多出一屏可滚动空白（Safari 不会）。
       横向裁切已经在 html 上以 overflow-x: clip 处理。 */
    padding: 0;
}

/* 背景渐变层：用 fixed 伪元素替代 background-attachment: fixed
   学术蓝色调：深蓝黑底 + sky/azure/cyan 霓虹光晕 mesh */
body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -3;
    background-color: #050910;
    background-image:
        /* 左上：sky blue glow */
        radial-gradient(38rem 30rem at 2% 4%, rgba(14, 165, 233, 0.28), transparent 70%),
        /* 右上：azure blue glow */
        radial-gradient(34rem 28rem at 98% 12%, rgba(59, 130, 246, 0.22), transparent 72%),
        /* 右下：cyan glow */
        radial-gradient(40rem 30rem at 98% 92%, rgba(34, 211, 238, 0.20), transparent 72%),
        /* 左下：deep navy 微光 */
        radial-gradient(34rem 28rem at -2% 88%, rgba(37, 99, 235, 0.18), transparent 72%),
        /* 中央非常淡的蓝色，让中部不全黑 */
        radial-gradient(60rem 45rem at 50% 55%, rgba(30, 64, 175, 0.06), transparent 75%),
        /* 整体暗底：近黑深蓝渐变 */
        linear-gradient(180deg, #050912 0%, #07101e 50%, #050912 100%);
    pointer-events: none;
}

/* 极客感网格底纹：细密 sky-blue 线 + 点阵双层 */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image:
        /* 垂直线 */
        linear-gradient(to right,  rgba(125, 211, 252, 0.05) 1px, transparent 1px),
        /* 水平线 */
        linear-gradient(to bottom, rgba(125, 211, 252, 0.05) 1px, transparent 1px),
        /* 点阵微光 */
        radial-gradient(rgba(147, 197, 253, 0.06) 1px, transparent 1px);
    background-size:
        72px 72px,
        72px 72px,
        24px 24px;
    background-position: 0 0, 0 0, 0 0;
    /* 边缘渐隐成圆角晕，避免硬切 */
    -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 45%, #000 55%, transparent 100%);
            mask-image: radial-gradient(ellipse 90% 80% at 50% 45%, #000 55%, transparent 100%);
    pointer-events: none;
    z-index: -2;
}

.page-body {
    position: relative;
    flex: 1 0 auto;
    padding: 2rem 1rem;
}

/* 标题：与正文同字体栈（Apple 系统字体），统一字色 */
h1, h2, h3, h4 {
    font-family: var(--font-sans);
    color: var(--color-heading);
    letter-spacing: -0.005em;
}

/* 背景装饰色块：sky / azure / cyan，学术蓝霓虹光晕 */
.bg-shape {
    position: fixed;
    border-radius: 50%;
    filter: blur(110px);
    z-index: -1;
    opacity: 0.50;
    mix-blend-mode: screen;
}

.shape1 {
    width: 560px;
    height: 560px;
    background: radial-gradient(circle, #3b82f6 0%, #1d4ed8 60%, transparent 75%);
    top: -180px;
    left: -180px;
}

.shape2 {
    width: 620px;
    height: 620px;
    background: radial-gradient(circle, #22d3ee 0%, #0e7490 55%, transparent 75%);
    bottom: -220px;
    right: -180px;
    opacity: 0.40;
}

/* 页面主容器：大屏可更宽，整体仍限制在易读宽度内，并随视口收窄 */
.container {
    width: 100%;
    max-width: min(72rem, calc(100vw - 2rem));
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* 顶部贯通导航条：液态玻璃 */
.site-nav-bar {
    --site-nav-height: 3rem;
    position: sticky;
    top: 0;
    flex-shrink: 0;
    z-index: 200;
    width: 100%;
    background: var(--chrome-glass-bg);
    backdrop-filter: var(--chrome-glass-blur);
    -webkit-backdrop-filter: var(--chrome-glass-blur);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        0 1px 0 rgba(0, 0, 0, 0.4),
        0 6px 22px rgba(0, 0, 0, 0.28);
}

/* 顶/底贯通条本身保留 sticky/relative，不再画 overscroll 延伸（移至下方独立容器） */
.site-nav-bar::before,
.site-footer-bar::after {
    content: none;
}

/* overscroll 玻璃延伸层 —— fixed 视口包裹容器 + overflow: hidden 裁切子层 layout，
   避免子层超出视口的 layout box 被 Chrome 算入 root scrollHeight（Safari 不会）。 */
.overscroll-chrome {
    position: fixed;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 199;
}

.overscroll-chrome__top,
.overscroll-chrome__bottom {
    position: absolute;
    left: 0;
    right: 0;
    height: var(--overscroll-chrome-size, 100vh);
    background: var(--chrome-glass-bg);
    backdrop-filter: var(--chrome-glass-blur);
    -webkit-backdrop-filter: var(--chrome-glass-blur);
}

.overscroll-chrome__top {
    top: 0;
    transform: translateY(-100%);
}

.overscroll-chrome__bottom {
    bottom: 0;
    transform: translateY(100%);
}

.site-nav-inner {
    max-width: min(72rem, calc(100vw - 2rem));
    margin: 0 auto;
    padding: 0 0.25rem;
}

.site-nav-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.1rem 0.15rem;
    min-height: var(--site-nav-height);
}

.site-nav-link {
    display: inline-block;
    color: var(--color-muted);
    text-decoration: none;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: color 0.15s ease, background-color 0.15s ease;
}

.site-nav-link:hover {
    color: var(--color-heading);
    background-color: rgba(255, 255, 255, 0.05);
}

/* 主页各内容块之间的纵向间距（header / main / footer 之间也沿用 container gap） */
main {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Apple 液态玻璃卡片：适度 blur，保留可辨识的霓虹背景色 */
.glass-card {
    position: relative;
    isolation: isolate;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.045) 0%,
        rgba(255, 255, 255, 0.018) 45%,
        rgba(255, 255, 255, 0.012) 100%
    );
    backdrop-filter: blur(16px) saturate(170%);
    -webkit-backdrop-filter: blur(16px) saturate(170%);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 24px;
    padding: 2rem;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.12),
        inset 0 -1px 0 rgba(0, 0, 0, 0.25),
        0 8px 32px rgba(0, 0, 0, 0.38);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* 顶部 specular highlight：液态玻璃标志性光感 */
.glass-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.22),
        rgba(255, 255, 255, 0.04) 35%,
        transparent 70%
    );
    -webkit-mask:
        linear-gradient(#000 0 0) content-box,
        linear-gradient(#000 0 0);
            mask:
        linear-gradient(#000 0 0) content-box,
        linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    pointer-events: none;
    z-index: 1;
}

.glass-card > * {
    position: relative;
    z-index: 2;
}

.glass-card:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.18);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.16),
        inset 0 -1px 0 rgba(0, 0, 0, 0.28),
        0 14px 40px rgba(0, 0, 0, 0.46);
}

/* === 首页 + About 合并区块 === */
.intro-section {
    padding: 2.2rem 2rem;
}

.intro-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.75rem;
}

.intro-profile {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 1.65rem;
    width: fit-content;
    max-width: 100%;
    min-width: 0;
    margin-inline: auto;
}

.intro-about {
    width: 100%;
}

.intro-about h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.85rem;
    color: var(--color-heading);
    border-bottom: 1px solid var(--color-rule);
    padding-bottom: 0.45rem;
    letter-spacing: 0.01em;
    text-transform: uppercase;
}

.intro-about p {
    color: var(--color-muted);
    font-size: 1rem;
}

.news-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.95rem;
}

.news-item {
    display: grid;
    grid-template-columns: 6rem 1fr;
    gap: 0.65rem 1rem;
    align-items: baseline;
}

.news-date {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-dim);
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    white-space: nowrap;
}

.news-text {
    margin: 0;
    color: var(--color-text);
    line-height: 1.6;
}

.news-highlight {
    color: var(--color-heading);
    font-weight: 600;
}

/* Profile 子模块：上部左图右文，下部简介 */
.profile-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.1rem;
    width: 100%;
    max-width: 100%;
}

.profile-identity {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
    width: fit-content;
    max-width: 100%;
    margin-inline: auto;
}

.profile-identity--stacked {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.25rem;
    width: 100%;
    margin-inline: auto;
}

.profile-identity--stacked .profile-photo {
    margin-inline: auto;
}

.profile-identity:not(.profile-identity--stacked) .profile-photo {
    margin: 0;
    align-self: center;
}

.profile-identity--stacked .profile-content {
    width: 100%;
    gap: 0.85rem;
}

.profile-identity--stacked .profile-identity-text {
    align-items: center;
    text-align: center;
}

.profile-identity--stacked .profile-identity-text h1 {
    font-size: 2.1rem;
}

.profile-photo {
    position: relative;
    flex: 0 0 auto;
    width: var(--profile-photo-size, 8rem);
    height: var(--profile-photo-size, 8rem);
    aspect-ratio: 1 / 1;
    overflow: hidden;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background-color: rgba(255, 255, 255, 0.04);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.18),
        inset 0 -1px 0 rgba(0, 0, 0, 0.25),
        0 8px 26px rgba(0, 0, 0, 0.42);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* 顶部光环：仅在边框附近形成 specular */
.profile-photo::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.32),
        rgba(255, 255, 255, 0.06) 30%,
        transparent 60%
    );
    -webkit-mask:
        linear-gradient(#000 0 0) content-box,
        linear-gradient(#000 0 0);
            mask:
        linear-gradient(#000 0 0) content-box,
        linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    pointer-events: none;
}

.profile-photo:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.26);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.22),
        inset 0 -1px 0 rgba(0, 0, 0, 0.28),
        0 12px 32px rgba(0, 0, 0, 0.48);
}

.profile-avatar {
    display: block;
    width: 100%;
    height: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    object-position: center;
    border: none;
    border-radius: 0;
    box-shadow: none;
    background-color: transparent;
}

.profile-avatar:hover {
    transform: none;
}

.profile-content {
    flex: 0 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 0.95rem;
}

.profile-identity-text {
    flex: 0 0 auto;
    min-width: 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 0.18rem;
}

.profile-identity-text h1 {
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: -0.015em;
    line-height: 1.1;
    margin: 0 0 0.18rem;
    color: var(--color-heading);
    white-space: nowrap;
}

.subtitle {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-muted);
    line-height: 1.2;
    margin: 0.1rem 0 0;
    letter-spacing: 0.01em;
    white-space: nowrap;
}

.affiliation {
    font-size: 0.98rem;
    color: var(--color-dim);
    line-height: 1.4;
    margin: 0.18rem 0 0;
    max-width: 100%;
}

.profile-bio {
    width: 100%;
    text-align: left;
    padding-top: 0.25rem;
    border-top: 1px solid var(--color-rule);
}

.profile-bio p {
    color: var(--color-text);
    font-size: 1.02rem;
    line-height: 1.65;
    margin: 0;
}

/* 社交链接：在对应区域内居中 */
.social-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.55rem;
    flex-wrap: wrap;
    width: 100%;
}

.social-icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%;
    text-decoration: none;
    color: #e4e4e7;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.08) 0%,
        rgba(255, 255, 255, 0.035) 60%,
        rgba(255, 255, 255, 0.018) 100%
    );
    border: 1px solid rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(14px) saturate(170%);
    -webkit-backdrop-filter: blur(14px) saturate(170%);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.18),
        inset 0 -1px 0 rgba(0, 0, 0, 0.22),
        0 4px 14px rgba(0, 0, 0, 0.28);
    transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.social-icon-btn:hover {
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.18) 0%,
        rgba(255, 255, 255, 0.08) 60%,
        rgba(255, 255, 255, 0.04) 100%
    );
    border-color: rgba(255, 255, 255, 0.32);
    color: #fff;
    transform: translateY(-2px);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.26),
        inset 0 -1px 0 rgba(0, 0, 0, 0.26),
        0 8px 22px rgba(0, 0, 0, 0.36);
}

.social-icon {
    width: 1.25rem;
    height: 1.25rem;
    display: block;
}

.glass-btn {
    text-decoration: none;
    color: #e4e4e7;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    font-size: 1rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.glass-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    color: #fff;
}

/* === 内容区域排版 === */
.content-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-heading);
    border-bottom: 1px solid var(--color-rule);
    padding-bottom: 0.45rem;
    letter-spacing: 0.01em;
    text-transform: uppercase;
}

.content-section p {
    color: var(--color-muted);
    font-size: 1rem;
}

.inline-link {
    color: var(--color-link);
    text-decoration: none;
    border-bottom: 1px solid rgba(147, 197, 253, 0.40);
    transition: color 0.2s ease, border-color 0.2s ease;
}

.inline-link:hover {
    color: var(--color-link-hover);
    border-bottom-color: rgba(191, 219, 254, 0.75);
}

.edu-list {
    list-style: none;
    color: var(--color-text);
    font-size: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.edu-list li {
    padding-left: 1rem;
    line-height: 1.55;
    border-left: 2px solid rgba(96, 165, 250, 0.55);
}

.edu-degree {
    color: var(--color-heading);
    font-weight: 600;
}

.edu-meta {
    color: var(--color-dim);
    font-size: 0.92rem;
}

.pub-note {
    font-size: 0.95rem;
    color: var(--color-dim);
    margin-bottom: 1.35rem;
    line-height: 1.55;
}

.pub-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    align-items: start;
}

/* 2 列测量：临时用 grid 获取卡片宽度下的高度 */
.pub-list--measure-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* 2 列排版：按列纵向堆叠，第三篇紧贴同列上一篇 */
.pub-list--cols-2 {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 1.5rem;
}

.pub-list--cols-2 > .pub-col {
    flex: 1 1 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.pub-list--cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pub-entry {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    height: auto;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.04) 0%,
        rgba(255, 255, 255, 0.016) 45%,
        rgba(255, 255, 255, 0.01) 100%
    );
    backdrop-filter: blur(14px) saturate(170%);
    -webkit-backdrop-filter: blur(14px) saturate(170%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    overflow: hidden;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        inset 0 -1px 0 rgba(0, 0, 0, 0.22),
        0 6px 22px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.pub-entry:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.18);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.14),
        inset 0 -1px 0 rgba(0, 0, 0, 0.26),
        0 12px 32px rgba(0, 0, 0, 0.4);
}

/* 顶部光环：液态玻璃边框 specular */
.pub-entry::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.22),
        rgba(255, 255, 255, 0.04) 30%,
        transparent 65%
    );
    -webkit-mask:
        linear-gradient(#000 0 0) content-box,
        linear-gradient(#000 0 0);
            mask:
        linear-gradient(#000 0 0) content-box,
        linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    pointer-events: none;
    z-index: 1;
}

.pub-entry > * {
    position: relative;
    z-index: 2;
}

.pub-body {
    min-width: 0;
    padding: 1rem 1.2rem 1.2rem;
}

.pub-teaser {
    width: 100%;
    height: auto;
    max-width: none;
    display: block;
    flex-shrink: 0;
    object-fit: contain;
    object-position: center;
    border: none;
    border-bottom: 1px solid var(--color-rule);
    border-radius: 0;
    background-color: #11161f;
}

.pub-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 0.85rem;
    margin-top: 0.85rem;
}

.pub-title {
    font-size: 1.075rem;
    font-weight: 600;
    color: var(--color-heading);
    margin: 0 0 0.4rem;
    line-height: 1.35;
    letter-spacing: -0.005em;
}

.pub-summary {
    font-size: 0.98rem;
    color: var(--color-muted);
    margin: 0 0 0.55rem;
    line-height: 1.55;
}

.pub-authors {
    font-size: 0.98rem;
    color: var(--color-text);
    margin-bottom: 0.3rem;
    line-height: 1.5;
}

/* 共同一作 * / 通讯 † 改为上标，符合论文署名习惯 */
.pub-authors .eq {
    color: var(--color-accent);
    font-weight: 600;
    font-size: 0.78em;
    vertical-align: super;
    line-height: 0;
    margin-left: 0.05em;
}

/* 本人姓名：仅加粗 + 主色，无光晕 */
.pub-author-self {
    font-weight: 700;
    color: var(--color-heading);
}

.pub-venue {
    font-size: 0.95rem;
    color: var(--color-dim);
    font-style: italic;
    margin-bottom: 0.55rem;
    line-height: 1.45;
}

.pub-venue-name {
    font-weight: 600;
    font-style: normal;
    color: var(--color-heading);
}

.nowrap {
    white-space: nowrap;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.desc-text {
    margin-top: 0.5rem;
}

.bio-subheading {
    font-size: 1.25rem;
    font-weight: 600;
    color: #e4e4e7;
    margin: 1.35rem 0 0.65rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.bio-desc-tight {
    margin-top: 0.35rem;
}

/* 标签样式 */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-bottom: 0.75rem;
}

.glass-tag {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    color: #d4d4d8;
    backdrop-filter: blur(10px);
}

.glass-link {
    color: var(--color-link);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s ease;
    padding: 0;
    letter-spacing: 0.01em;
}

.glass-link:hover {
    color: var(--color-link-hover);
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* 底部贯通条：液态玻璃 */
.site-footer-bar {
    --site-footer-height: 3.25rem;
    position: relative;
    flex-shrink: 0;
    z-index: 200;
    width: 100%;
    margin-top: 0;
    background: var(--chrome-glass-bg);
    backdrop-filter: var(--chrome-glass-blur);
    -webkit-backdrop-filter: var(--chrome-glass-blur);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow:
        inset 0 -1px 0 rgba(255, 255, 255, 0.05),
        0 -1px 0 rgba(0, 0, 0, 0.4),
        0 -6px 22px rgba(0, 0, 0, 0.28);
}

/* 底部 ::after 已并入上方 overscroll-chrome 容器，原伪元素禁用 */

.site-footer-inner {
    max-width: min(72rem, calc(100vw - 2rem));
    margin: 0 auto;
    padding: 0.85rem 0.25rem;
    text-align: center;
}

.site-footer-text {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-dim);
    letter-spacing: 0.04em;
}

/* === 响应式设计 === */
@media (max-width: 650px) {
    .intro-section {
        padding: 2rem 1.35rem;
    }

    .news-item {
        grid-template-columns: 1fr;
        gap: 0.35rem;
    }
}