@import "./styles.css";

:root {
    --page-bg: #f7f8fb;
    --surface: #ffffff;
    --surface-soft: #eef3f8;
    --ink: #18202f;
    --muted: #657084;
    --line: #dce3ec;
    --accent: #1b6f8f;
    --accent-dark: #11475d;
    --accent-warm: #c68948;
    --shadow: 0 18px 50px rgba(28, 43, 63, 0.12);
    --section-space: 5.5rem;
    --content-width: 840px;
    --sidebar-width: 340px;
}

html {
    scroll-padding-top: 5.5rem;
}

body {
    color: var(--ink);
    background:
        radial-gradient(circle at 0% 0%, rgba(27, 111, 143, 0.09), transparent 34rem),
        linear-gradient(180deg, #ffffff 0%, var(--page-bg) 34rem);
    font-family: "Newsreader", Georgia, "Times New Roman", serif;
    font-weight: 500;
}

a {
    color: var(--accent);
    text-decoration-thickness: 0.08em;
    text-underline-offset: 0.18em;
}

a:hover {
    color: var(--accent-dark);
}

.container {
    max-width: 1220px;
}

.header {
    border: 0;
    z-index: 10000;
}

#mainNav {
    padding-top: 0.9rem;
    padding-bottom: 0.9rem;
    background: rgba(255, 255, 255, 0.88);
    border-bottom: 1px solid rgba(220, 227, 236, 0.88);
    box-shadow: 0 12px 34px rgba(22, 34, 51, 0.08);
    backdrop-filter: blur(16px);
}

#mainNav .navbar-brand {
    color: var(--ink);
    font-family: "Newsreader", Georgia, "Times New Roman", serif;
    font-size: 1rem;
    letter-spacing: 0;
}

#mainNav .navbar-brand:hover,
#mainNav .navbar-brand:active {
    color: var(--accent);
}

#mainNav .navbar-toggler {
    width: 2.75rem;
    height: 2.75rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    color: var(--ink);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: none;
}

#mainNav .navbar-nav {
    align-items: center;
    gap: 0.35rem;
}

#mainNav .navbar-nav .nav-item .nav-link {
    position: relative;
    padding: 0.55rem 0.15rem;
    color: var(--muted);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

#mainNav .navbar-nav .nav-item .nav-link::after {
    content: "";
    position: absolute;
    left: 0.15rem;
    right: 0.15rem;
    bottom: 0.25rem;
    height: 2px;
    background: var(--accent-warm);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.2s ease;
}

#mainNav .navbar-nav .nav-item .nav-link:hover,
#mainNav .navbar-nav .nav-item .nav-link.active {
    color: var(--ink);
}

#mainNav .navbar-nav .nav-item .nav-link:hover::after,
#mainNav .navbar-nav .nav-item .nav-link.active::after {
    transform: scaleX(1);
}

.top-section {
    position: relative;
    min-height: 20rem;
    display: flex;
    align-items: center;
    padding: 7rem 0 5rem;
    overflow: hidden;
    background-position: center;
    background-size: cover;
}

.top-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(9, 22, 35, 0.82), rgba(9, 22, 35, 0.42) 58%, rgba(9, 22, 35, 0.18)),
        linear-gradient(0deg, rgba(9, 22, 35, 0.28), rgba(9, 22, 35, 0.28));
}

.top-section::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -1px;
    height: 7rem;
    background: linear-gradient(180deg, rgba(247, 248, 251, 0), var(--page-bg));
}

.top-section .top-section-content {
    position: relative;
    z-index: 1;
    width: 100%;
}

#avatar {
    position: relative;
    z-index: 4;
    height: 0;
    margin: 0;
}

#avatar img {
    position: absolute;
    right: 0;
    bottom: -4.7rem;
    width: 12.5rem;
    height: 12.5rem;
    object-fit: cover;
    border: 0.55rem solid #fff;
    border-radius: 999px;
    background: #fff;
    box-shadow: var(--shadow);
}

.profile-layout {
    position: relative;
    z-index: 5;
    margin-top: -3.5rem;
    padding-bottom: 5.5rem;
}

.profile-grid {
    display: grid;
    grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
    gap: 5.5rem;
    align-items: start;
}

.profile-sidebar {
    position: sticky;
    top: 5rem;
    align-self: start;
    min-height: calc(100vh - 5rem);
    display: flex;
    align-items: center;
    margin-top: -11.5rem;
}

.profile-card {
    width: 100%;
    max-height: calc(100vh - 7rem);
    border: 1px solid rgba(220, 227, 236, 0.92);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.92);
    box-shadow: var(--shadow);
    backdrop-filter: blur(14px);
    padding: clamp(1.05rem, 2.2vh, 1.7rem);
    overflow: auto;
    scrollbar-width: thin;
}

.profile-photo {
    width: clamp(7.6rem, 18vh, 10rem);
    height: clamp(7.6rem, 18vh, 10rem);
    display: block;
    margin: 0 auto clamp(0.65rem, 1.8vh, 1.2rem);
    object-fit: cover;
    border: 0.42rem solid #fff;
    border-radius: 999px;
    box-shadow: 0 16px 36px rgba(28, 43, 63, 0.16);
}

.profile-eyebrow {
    width: fit-content;
    margin: 0 auto clamp(0.4rem, 1.2vh, 0.65rem);
    padding: 0.32rem 0.58rem;
    color: var(--accent-dark);
    border: 1px solid rgba(27, 111, 143, 0.2);
    border-radius: 999px;
    background: rgba(27, 111, 143, 0.08);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.profile-card h1 {
    margin: 0;
    color: var(--ink);
    font-family: "Newsreader", Georgia, serif;
    font-size: clamp(1.7rem, 4.2vh, 2rem);
    line-height: 1.05;
    text-align: center;
}

.profile-name-cn {
    margin: 0.25rem 0 clamp(0.45rem, 1.4vh, 0.8rem);
    color: var(--accent);
    font-size: 1.1rem;
    font-weight: 800;
    text-align: center;
}

.profile-role {
    margin: 0 0 clamp(0.7rem, 2vh, 1.25rem);
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.62;
    text-align: center;
}

.profile-links {
    display: grid;
    gap: clamp(0.42rem, 1.2vh, 0.65rem);
    padding-top: clamp(0.65rem, 1.6vh, 1rem);
    border-top: 1px solid var(--line);
}

.profile-links a {
    display: grid;
    grid-template-columns: 1.25rem minmax(0, 1fr);
    gap: 0.65rem;
    align-items: center;
    min-height: clamp(2.35rem, 5.3vh, 2.85rem);
    padding: clamp(0.5rem, 1.2vh, 0.74rem) 0.82rem;
    color: var(--ink);
    border: 1px solid rgba(220, 227, 236, 0.9);
    border-radius: 8px;
    background: rgba(247, 248, 251, 0.78);
    font-size: 0.88rem;
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.profile-links a:hover {
    transform: translateY(-1px);
    color: var(--accent-dark);
    border-color: rgba(27, 111, 143, 0.28);
    background: #fff;
}

.profile-links i {
    color: var(--accent);
    font-size: 1rem;
}

.scholar-icon {
    width: 1rem;
    height: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1rem;
    font-weight: 800;
    line-height: 1;
}

.profile-links span {
    overflow-wrap: anywhere;
}

.profile-updated {
    margin: clamp(0.65rem, 1.5vh, 1rem) 0 0;
    padding-top: clamp(0.55rem, 1.3vh, 0.85rem);
    color: var(--muted);
    border-top: 1px solid var(--line);
    font-size: 0.78rem;
    font-weight: 700;
    line-height: 1.35;
    text-align: center;
}

.profile-updated time {
    color: var(--accent-dark);
}

.profile-content {
    min-width: 0;
}

.profile-content section {
    padding-top: 0;
    padding-bottom: var(--section-space);
}

.profile-content section + section {
    padding-top: var(--section-space);
    border-top: 1px solid rgba(220, 227, 236, 0.92);
}

.section-inner {
    max-width: var(--content-width);
}

section header {
    margin-bottom: 1.8rem;
}

section header h2 {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    margin: 0;
    color: var(--ink);
    font-family: "Newsreader", Georgia, "Times New Roman", serif !important;
    font-size: 1.75rem;
    line-height: 1.15;
}

section header h2::after {
    content: "";
    width: 3rem;
    height: 2px;
    margin-left: 0.2rem;
    background: var(--accent-warm);
}

section header h2 i {
    color: var(--accent);
    font-size: 1.35rem;
}

section .main-body {
    color: var(--muted);
    font-size: 1.03rem;
    font-weight: 500;
    line-height: 1.86;
}

section .main-body h4 {
    margin: 2rem 0 0.6rem;
    color: var(--ink);
    font-family: "Newsreader", Georgia, "Times New Roman", serif;
    font-size: 1.05rem;
    font-weight: 700;
}

section .main-body p {
    margin-bottom: 1rem;
}

section .main-body strong {
    color: var(--ink);
    font-weight: 800;
}

section .main-body ul {
    display: grid;
    gap: 1rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

section .main-body li {
    position: relative;
    padding: 1rem 1.1rem 1rem 1.25rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.78);
    box-shadow: 0 10px 28px rgba(27, 43, 64, 0.06);
}

section .main-body li::before {
    content: "";
    position: absolute;
    top: 1.3rem;
    left: -1px;
    width: 4px;
    height: 1.8rem;
    border-radius: 0 4px 4px 0;
    background: var(--accent);
}

.bg-gradient-primary-to-secondary-light {
    background: transparent !important;
}

.bg-gradient-primary-to-secondary-gray {
    background: linear-gradient(180deg, rgba(238, 243, 248, 0.72), rgba(238, 243, 248, 0.46)) !important;
}

#home {
    padding-top: 0;
}

#home .main-body {
    max-width: var(--content-width);
    color: #4a5568;
    font-size: 1.08rem;
}

#home-subtitle {
    color: var(--accent);
    font-size: 2rem;
}

#home-subtitle::after {
    width: 4.2rem;
}

#home .main-body h4 {
    display: inline-flex;
    align-items: center;
    margin-top: 1.7rem;
    padding-top: 0.4rem;
    border-top: 2px solid rgba(198, 137, 72, 0.42);
}

#publications .main-body li,
#awards .main-body li {
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

#publications .main-body li {
    min-height: 7rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: stretch;
    padding-top: 0.9rem;
    padding-bottom: 0.9rem;
}

#awards .main-body li {
    min-height: 4.8rem;
    display: flex;
    align-items: center;
    padding-top: 0.7rem;
    padding-bottom: 0.7rem;
}

#awards .main-body li::before {
    top: 50%;
    transform: translateY(-50%);
}

#publications .main-body li p,
#awards .main-body li p {
    margin: 0;
}

#publications .main-body li:hover,
#awards .main-body li:hover {
    transform: translateY(-2px);
    border-color: rgba(27, 111, 143, 0.26);
    box-shadow: 0 16px 38px rgba(27, 43, 64, 0.1);
}

.bg-bottom {
    background: #101925;
}

footer {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

footer a {
    color: rgba(255, 255, 255, 0.64);
    text-decoration: none;
}

footer a:hover,
footer a:active,
footer a:focus {
    color: #fff;
    text-decoration: underline;
}

.on-top {
    position: relative;
    z-index: 10000;
}

.top-bg {
    width: 100%;
    height: 100%;
    background-position: center;
    background-size: cover;
}

@media screen and (max-width: 991px) {
    #mainNav .navbar-nav {
        align-items: flex-start;
        padding-top: 0.7rem;
    }

    .top-section {
        min-height: 18rem;
        padding: 6.5rem 0 4.5rem;
    }

    #avatar img {
        right: 1.5rem;
        width: 10.75rem;
        height: 10.75rem;
    }

    .profile-layout {
        margin-top: -3rem;
    }

    .profile-grid {
        grid-template-columns: 1fr;
        gap: 3.4rem;
    }

    .profile-sidebar {
        position: static;
        min-height: 0;
        display: block;
        margin-top: 0;
    }

    .profile-card {
        max-width: 38rem;
        max-height: none;
        overflow: visible;
        margin: 0 auto;
    }
}

@media screen and (min-width: 992px) {
    #mainNav .navbar-toggler {
        display: none;
    }
}

@media screen and (max-width: 767px) {
    :root {
        --section-space: 4rem;
    }

    .container,
    .section-inner {
        max-width: 100%;
    }

    .top-section {
        min-height: 15rem;
        padding: 5.75rem 0 4rem;
    }

    .hero-kicker {
        font-size: 0.68rem;
    }

    #avatar {
        display: flex;
        justify-content: center;
    }

    #avatar img {
        right: auto;
        bottom: -4.2rem;
        width: 9.25rem;
        height: 9.25rem;
    }

    #home {
        padding-top: 0;
    }

    section header h2,
    #home-subtitle {
        font-size: 1.55rem;
    }

    section header h2::after {
        width: 2.2rem;
        flex: 0 0 2.2rem;
    }

    #home-subtitle::after {
        display: none;
    }

    section .main-body {
        font-size: 0.98rem;
        line-height: 1.75;
    }

    section .main-body li {
        padding: 0.9rem 0.95rem 0.9rem 1.1rem;
    }

    .profile-layout {
        margin-top: -4.2rem;
        padding-bottom: 4rem;
    }

    .profile-grid {
        gap: 2.8rem;
    }

    .profile-card {
        padding: 1.1rem;
    }

    .profile-photo {
        width: 7.8rem;
        height: 7.8rem;
    }

    .profile-card h1 {
        font-size: 1.75rem;
    }

    .profile-content section {
        padding-bottom: 4rem;
    }

    .profile-content section + section {
        padding-top: 4rem;
    }
}