/* Shared editorial system for the research, results, and contact pages. */
.editorial-page {
    --ink: #12343c;
    --ink-soft: #587178;
    --night: #0a2630;
    --night-deep: #071d26;
    --aqua: #79c8c2;
    --gold: #c9974f;
    --paper: #f4f7f6;
    --line: rgba(18, 52, 60, .14);
    /* clip prevents horizontal paint overflow without turning body into a second scroll container */
    overflow-x: clip;
    color: var(--ink);
    background: var(--paper);
}

/* Contact page: map-led, layered visual composition. */
.contact-page .contact-section {
    position: relative;
    padding: 48px 0 100px;
    background:
        radial-gradient(circle at 8% 14%, rgba(201, 151, 79, .12), transparent 24%),
        radial-gradient(circle at 94% 18%, rgba(121, 200, 194, .18), transparent 27%),
        #f4f7f6;
}

.contact-page .contact-section::before {
    content: "QINGDAO";
    position: absolute;
    top: 10px;
    left: 2vw;
    color: rgba(18, 52, 60, .035);
    font: 800 clamp(6rem, 13vw, 14rem)/1 Arial, sans-serif;
    letter-spacing: -.07em;
    pointer-events: none;
}

.contact-page .contact-grid {
    position: relative;
    display: block;
    min-height: 760px;
    margin-top: 0;
}

.contact-page .map-container {
    width: calc(100% - 280px);
    margin-left: auto;
}

.contact-page .map-wrapper {
    position: relative;
    top: 0;
    min-height: 760px;
    overflow: hidden;
    border: 0;
    border-radius: 54px 4px 54px 4px;
    background: #dfe9e6;
    box-shadow: 0 34px 80px rgba(18, 52, 60, .16);
}

.contact-page #map {
    height: 760px;
    filter: saturate(.82) contrast(.96);
}

.contact-page .contact-info {
    position: absolute;
    z-index: 650;
    top: 58px;
    bottom: 58px;
    left: 0;
    width: min(510px, 42vw);
    display: flex;
    flex-direction: column;
    padding: 42px 46px 28px;
    border: 1px solid rgba(255, 255, 255, .72);
    border-radius: 4px 38px 4px 38px;
    background: rgba(250, 252, 251, .91);
    box-shadow: 0 26px 70px rgba(18, 52, 60, .17);
    backdrop-filter: blur(22px);
}

.contact-page .contact-panel-heading {
    padding: 0 0 24px 28px;
}

.contact-page .contact-panel-heading span {
    display: block;
    margin-bottom: 9px;
    color: var(--gold);
    font-size: .66rem;
    font-weight: 800;
    letter-spacing: .2em;
}

.contact-page .contact-panel-heading strong {
    color: var(--ink);
    font-family: Georgia, "Songti SC", serif;
    font-size: clamp(2rem, 2.7vw, 2.8rem);
    font-weight: 500;
    letter-spacing: -.04em;
}

.contact-page .contact-card {
    height: auto;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.contact-page .contact-item {
    padding: 18px 0 18px 28px;
}

.contact-page .contact-item::before {
    top: 26px;
    width: 6px;
    height: 6px;
    background: var(--gold);
    box-shadow: 0 0 0 7px rgba(201, 151, 79, .09);
}

.contact-page .contact-label {
    color: var(--ink);
    font-size: .72rem;
    letter-spacing: .16em;
}

.contact-page .contact-details span,
.contact-page .contact-details a {
    font-size: .87rem;
    line-height: 1.65;
}

.contact-page .qrcode-container {
    display: grid;
    grid-template-columns: 104px 1fr;
    align-items: center;
    gap: 16px;
    margin-top: 10px;
    text-align: left;
}

.contact-page .wechat-qrcode {
    width: 104px;
    border: 7px solid rgba(255, 255, 255, .92);
    box-shadow: 0 10px 24px rgba(18, 52, 60, .1);
}

.contact-page .qrcode-hint {
    margin: 0;
}

.contact-page .contact-coordinates {
    display: flex;
    justify-content: space-between;
    margin-top: auto;
    padding: 18px 0 0 28px;
    color: #809397;
    font: 600 .63rem/1 ui-monospace, SFMono-Regular, Consolas, monospace;
    letter-spacing: .12em;
}

.contact-page .map-info {
    right: 26px;
    bottom: 26px;
    left: 255px;
    padding: 15px 18px;
    border: 0;
    border-radius: 2px 18px 2px 18px;
    background: rgba(7, 29, 38, .84);
}

.contact-page .leaflet-control-zoom {
    margin-top: 22px;
    margin-left: 22px;
    border: 0;
    box-shadow: 0 12px 30px rgba(18, 52, 60, .15);
}

@media (max-width: 1024px) {
    .contact-page .contact-section {
        padding: 34px 0 76px;
    }

    .contact-page .contact-grid {
        display: flex;
        min-height: 0;
        flex-direction: column;
    }

    .contact-page .map-container {
        width: 100%;
        margin: 0;
    }

    .contact-page .map-wrapper,
    .contact-page #map {
        min-height: 560px;
        height: 560px;
    }

    .contact-page .contact-info {
        position: relative;
        z-index: 650;
        top: auto;
        bottom: auto;
        width: calc(100% - 56px);
        margin: -72px auto 0;
        padding: 34px 36px 26px;
    }

    .contact-page .map-info {
        right: 18px;
        bottom: 92px;
        left: 18px;
    }
}

@media (max-width: 700px) {
    .contact-page .contact-section {
        padding-top: 18px;
    }

    .contact-page .contact-section::before {
        top: 2px;
        font-size: 4.5rem;
    }

    .contact-page .map-wrapper,
    .contact-page #map {
        min-height: 440px;
        height: 440px;
    }

    .contact-page .map-wrapper {
        border-radius: 28px 2px 28px 2px;
    }

    .contact-page .contact-info {
        width: calc(100% - 24px);
        margin-top: -48px;
        padding: 30px 22px 22px;
        border-radius: 2px 28px 2px 28px;
    }

    .contact-page .contact-panel-heading,
    .contact-page .contact-coordinates {
        padding-left: 22px;
    }

    .contact-page .contact-panel-heading strong {
        font-size: 2rem;
    }

    .contact-page .contact-item {
        padding-left: 22px;
    }

    .contact-page .qrcode-container {
        grid-template-columns: 92px 1fr;
    }

    .contact-page .wechat-qrcode {
        width: 92px;
    }

    .contact-page .map-info {
        bottom: 62px;
        flex-direction: column;
    }
}

.editorial-page .navbar {
    background: rgba(247, 249, 248, .92);
}

.editorial-page main {
    min-height: 70vh;
}

.editorial-page i[class*="fa-"] {
    display: none;
}

.editorial-page button,
.editorial-page input,
.editorial-page select {
    font: inherit;
}

/* Research directions */
.research-page .navbar,
.research-page .navbar.is-scrolled {
    background: #fff;
    backdrop-filter: none;
    transition: box-shadow .2s ease;
}

.research-page .research-section {
    padding: 0 0 120px;
    background:
        radial-gradient(circle at 18% 16%, rgba(121, 200, 194, .12), transparent 26%),
        linear-gradient(180deg, var(--night) 0 760px, var(--paper) 760px 100%);
}

.research-page .section-header {
    width: 100%;
    max-width: 1560px;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    margin: 0 auto;
    padding: 58px 0 42px;
    text-align: left;
}

.research-page .section-header::before {
    content: "RESEARCH DIRECTIONS · 01—05";
    margin-bottom: 18px;
    color: var(--gold);
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .18em;
}

.research-page .main-title {
    max-width: none;
    margin: 0;
    color: #f5fbfa;
    font-size: clamp(2.15rem, 2.8vw, 3.25rem);
    line-height: 1.18;
    text-align: left;
    letter-spacing: -.045em;
}

@media (min-width: 901px) {
    .research-page .main-title {
        white-space: nowrap;
    }
}

.research-page .section-guide {
    position: relative;
    margin: 24px 0 0;
    padding-left: 42px;
    color: #94b1b1;
    font-size: .88rem;
    letter-spacing: .05em;
}

.research-page .section-guide::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    width: 28px;
    height: 1px;
    background: var(--gold);
}

.research-page .research-explorer {
    position: relative;
    display: grid;
    width: 100%;
    min-width: 0;
    grid-template-columns: minmax(560px, 1.06fr) minmax(520px, .94fr);
    max-width: 1560px;
    min-height: 680px;
    margin: 0 auto;
    overflow: hidden;
    border: 0;
    border-radius: 34px;
    background: transparent;
    box-shadow: 0 36px 90px rgba(4, 24, 31, .2);
}

.research-page .research-map {
    position: relative;
    min-width: 0;
    min-height: 680px;
    overflow: hidden;
    background:
        radial-gradient(circle at 50% 50%, rgba(121, 200, 194, .14), transparent 29%),
        radial-gradient(circle at 12% 82%, rgba(201, 151, 79, .07), transparent 25%),
        linear-gradient(145deg, #071e27, #0c3840);
}

.research-page .map-grid {
    position: absolute;
    inset: 0;
    opacity: .72;
    background-image:
        linear-gradient(rgba(137, 198, 194, .055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(137, 198, 194, .055) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(circle, #000 25%, transparent 78%);
}

.research-page .research-links {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.research-page .research-links path {
    fill: none;
    stroke: rgba(121, 200, 194, .24);
    stroke-width: 1.3;
    stroke-dasharray: 6 9;
    transition: stroke .35s ease, stroke-width .35s ease, filter .35s ease;
}

.research-page .research-links path.is-active {
    stroke: #d7ad68;
    stroke-width: 2.2;
    filter: drop-shadow(0 0 5px rgba(215, 173, 104, .5));
    animation: research-flow 8s linear infinite;
}

@keyframes research-flow {
    to { stroke-dashoffset: -120; }
}

.research-page .research-core {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 202px;
    height: 202px;
    display: grid;
    place-items: center;
    align-content: center;
    padding: 26px;
    border: 0;
    border-radius: 50%;
    color: #fff;
    background: radial-gradient(circle at 40% 32%, #113f47, #071e27 68%);
    box-shadow: 0 0 0 18px rgba(121, 200, 194, .025), 0 0 70px rgba(121, 200, 194, .18);
    text-align: center;
    transform: translate(-50%, -50%);
}

.research-page .research-core span,
.research-page .research-core small {
    color: var(--gold);
    font-size: .56rem;
    font-weight: 800;
    line-height: 1.45;
    letter-spacing: .18em;
}

.research-page .research-core strong {
    margin: 8px 0;
    font-size: 1.3rem;
    line-height: 1.35;
    letter-spacing: .03em;
}

.research-page .research-node {
    position: absolute;
    width: clamp(180px, 13vw, 210px);
    min-height: 96px;
    display: grid;
    grid-template-columns: 34px 44px minmax(0, 1fr);
    align-items: center;
    gap: 9px;
    padding: 15px 14px;
    border: 0;
    border-radius: 12px;
    color: #dce9e7;
    background: transparent;
    box-shadow: none;
    text-decoration: none;
    transform: translate(-50%, -50%);
    transition: border-color .25s ease, background .25s ease, box-shadow .25s ease, transform .25s ease;
}

.research-page .research-node:hover,
.research-page .research-node:focus-visible,
.research-page .research-node.is-active {
    color: #fff;
    background: transparent;
    box-shadow: none;
    transform: translate(-50%, -50%) translateY(-3px);
    outline: 0;
}

.research-page .research-node.is-active .node-symbol {
    color: #f1cc91;
    background: rgba(215, 173, 104, .13);
    box-shadow: 0 0 24px rgba(215, 173, 104, .16);
}

.research-page .node-index {
    align-self: start;
    color: var(--gold);
    font: 800 .67rem/1 ui-monospace, SFMono-Regular, Consolas, monospace;
    letter-spacing: .08em;
}

.research-page .node-symbol {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border: 0;
    border-radius: 50%;
    color: #9edbd6;
    background: rgba(121, 200, 194, .1);
    font-size: .72rem;
    font-weight: 800;
}

.research-page .research-node strong {
    min-width: 0;
    font-size: clamp(.8rem, .72vw, .9rem);
    font-weight: 650;
    line-height: 1.45;
    overflow-wrap: anywhere;
}

.research-page .node-01 { top: 18.7%; left: 17.4%; }
.research-page .node-02 { top: 71.7%; left: 15.8%; }
.research-page .node-03 { top: 86.7%; left: 50%; }
.research-page .node-04 { top: 71.7%; left: 84.2%; }
.research-page .node-05 { top: 18.7%; left: 82.6%; }

.research-page .research-details {
    position: relative;
    width: 100%;
    min-width: 0;
    min-height: 680px;
    overflow: hidden;
    background:
        radial-gradient(circle at 0 8%, rgba(121, 200, 194, .13), transparent 28%),
        linear-gradient(145deg, #fbfdfc, #fff 42%);
    box-shadow: -28px 0 60px rgba(4, 24, 31, .055);
}

.research-page .research-detail-panel {
    width: 100%;
    min-width: 0;
    min-height: 680px;
    padding: 54px 52px 48px;
}

.research-page .research-explorer.is-ready .research-detail-panel:not(.is-active) {
    display: none;
}

.research-page .research-detail-panel.is-entering {
    animation: research-detail-in .38s ease both;
}

@keyframes research-detail-in {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.research-page .detail-heading {
    position: relative;
    margin-bottom: 32px;
    padding-bottom: 25px;
    border-bottom: 0;
}

.research-page .detail-heading::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 72px;
    height: 2px;
    background: linear-gradient(90deg, var(--gold), rgba(201, 151, 79, 0));
}

.research-page .detail-heading span {
    display: block;
    margin-bottom: 16px;
    color: var(--gold);
    font: 800 .72rem/1 ui-monospace, SFMono-Regular, Consolas, monospace;
    letter-spacing: .14em;
}

.research-page .detail-heading h2 {
    margin: 0;
    color: var(--ink);
    font-size: clamp(1.7rem, 1.75vw, 2.08rem);
    line-height: 1.36;
    letter-spacing: -.025em;
}

.research-page .research-body h3 {
    margin: 25px 0 9px;
    color: var(--gold);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .14em;
}

.research-page .research-body p {
    margin: 0;
    color: #405d64;
    font-size: .98rem;
    line-height: 1.86;
    overflow-wrap: anywhere;
}

.research-page .research-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 28px;
    padding: 0;
    border: 0;
    background: transparent;
}

.research-page .highlight-item {
    position: relative;
    padding: 7px 9px 7px 20px;
    border: 0;
    border-radius: 999px;
    color: #36545b;
    background: transparent;
    font-size: .79rem;
}

.research-page .highlight-item::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 5px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--aqua);
    transform: translateY(-50%);
    box-shadow: 0 0 0 3px rgba(121, 200, 194, .13);
}

/* Publications, patents, and projects */
.publications-page .tabs-navigation,
.publications-page .header-filter-bar,
.publications-page .header-filter-bar .filter-group,
.publications-page .pub-links,
.publications-page .patent-header,
.publications-page .project-meta {
    display: flex;
}

.publications-page .tab-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.publications-page .tab-content {
    display: none;
}

.publications-page .tab-content.active {
    display: block;
}

.publications-page .section {
    padding-top: 64px;
    padding-bottom: 78px;
}

.publications-page .section-header {
    text-align: center;
}

.publications-page .section-divider {
    width: 64px;
    height: 2px;
    margin: 18px auto 0;
}

.publications-page .page-header {
    padding: 72px 0 58px;
    color: #fff;
    background:
        radial-gradient(circle at 78% 26%, rgba(121, 200, 194, .18), transparent 26%),
        linear-gradient(125deg, var(--night-deep), #103f48);
}

.publications-page .page-header .section-header::before {
    content: "RESEARCH OUTPUT";
    display: block;
    margin-bottom: 13px;
    color: var(--gold);
    font-size: .68rem;
    font-weight: 800;
    letter-spacing: .2em;
}

.publications-page .page-header h1 {
    color: #fff;
    font-size: clamp(2.6rem, 4vw, 4.5rem);
    line-height: 1.1;
    letter-spacing: -.05em;
}

.publications-page .page-header .section-divider {
    background: var(--gold);
}

.publications-page .tabs-navigation {
    gap: 10px;
    justify-content: center;
    align-items: stretch;
    flex-wrap: wrap;
    margin-top: 34px;
}

.publications-page .year-filter-inline {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 44px;
    margin-left: 12px;
    padding-left: 20px;
    border-left: 1px solid rgba(255, 255, 255, .24);
}

.publications-page .year-filter-inline[hidden] {
    display: none;
}

.publications-page .year-filter-inline label {
    color: #bcd1cf;
    font-size: .76rem;
    font-weight: 700;
    letter-spacing: .06em;
    white-space: nowrap;
}

.publications-page .year-filter-inline label i {
    margin-right: 6px;
    color: var(--gold);
}

.publications-page .year-filter-inline select {
    min-width: 88px;
    height: 36px;
    padding: 0 30px 0 12px;
    border: 1px solid rgba(255, 255, 255, .3);
    border-radius: 2px 10px 2px 10px;
    outline: 0;
    color: #f5fbfa;
    background: #153f47;
    font-size: .8rem;
    cursor: pointer;
}

.publications-page .year-filter-inline select:focus-visible {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(215, 173, 104, .2);
}

.publications-page .tab-btn {
    min-height: 44px;
    padding: 0 24px;
    border: 1px solid rgba(255, 255, 255, .28);
    border-radius: 0;
    color: #dce9e7;
    background: rgba(255, 255, 255, .05);
    font-size: .9rem;
    letter-spacing: .04em;
    box-shadow: none;
}

.publications-page .tab-btn:hover,
.publications-page .tab-btn.active {
    border-color: var(--gold);
    color: #102f36;
    background: #d7ad68;
    box-shadow: none;
    transform: none;
}

.publications-page .filter-section {
    padding: 24px 0;
    border-bottom: 1px solid var(--line);
    background: #eaf0ee;
}

.publications-page .header-filter-bar {
    max-width: 960px;
    margin: 0 auto;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    backdrop-filter: none;
}

.publications-page .header-filter-bar .filter-group label {
    color: var(--ink);
}

.publications-page .header-filter-bar .filter-group {
    align-items: center;
    gap: 10px;
}

.publications-page .header-filter-bar .search-box {
    position: relative;
    flex: 1;
    min-width: 320px;
    max-width: 520px;
}

.publications-page .header-filter-bar .search-box input {
    width: 100%;
}

.publications-page .header-filter-bar .filter-group select,
.publications-page .header-filter-bar .search-box input {
    min-height: 44px;
    border: 1px solid var(--line);
    border-radius: 2px 12px 2px 12px;
    color: var(--ink);
    background: rgba(255, 255, 255, .9);
}

.publications-page .header-filter-bar .search-box input {
    padding-left: 17px;
}

.publications-page .publications-section,
.publications-page .tab-content > .section {
    background: var(--paper);
}

.publications-page .publications-section .container,
.publications-page .tab-content > .section .container {
    width: min(100% - 64px, 1380px);
    max-width: 1380px;
    padding-left: 0;
    padding-right: 0;
}

.publications-page .year-group {
    margin-bottom: 64px;
}

.publications-page .year-title,
.publications-page .category-title {
    padding-bottom: 14px;
    border-bottom: 1px solid var(--line);
    color: var(--ink);
    font-size: 1.55rem;
    letter-spacing: -.025em;
}

.publications-page .year-title::before,
.publications-page .category-title::before {
    content: "";
    width: 26px;
    height: 2px;
    background: var(--gold);
}

.publications-page .publications-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.publications-page .publication-item,
.publications-page .patent-item,
.publications-page .project-item {
    border: 1px solid var(--line);
    border-left: 1px solid var(--line);
    border-radius: 2px 18px 2px 18px;
    background: rgba(255, 255, 255, .94);
    box-shadow: 0 12px 34px rgba(18, 52, 60, .055);
}

.publications-page .pub-content {
    display: flex;
    min-width: 0;
    height: 100%;
    flex-direction: column;
}

.publications-page .publication-item {
    min-height: 230px;
    padding: 27px;
}

.publications-page .publication-item:hover,
.publications-page .patent-item:hover,
.publications-page .project-item:hover {
    border-color: rgba(201, 151, 79, .5);
    box-shadow: 0 18px 40px rgba(18, 52, 60, .1);
    transform: translateY(-2px);
}

.publications-page .pub-title {
    margin-bottom: 12px;
    color: var(--ink);
    font-family: Georgia, "Times New Roman", "Songti SC", serif;
    font-size: 1.08rem;
    font-weight: 650;
    line-height: 1.62;
}

.publications-page .journal-inline {
    color: #28756f;
    font-size: .92rem;
}

.publications-page .pub-authors {
    margin: 8px 0;
    color: var(--ink-soft);
    font-size: .82rem;
    line-height: 1.65;
}

.publications-page .pub-volume {
    color: #789096;
    font-size: .78rem;
}

.publications-page .pub-links {
    margin-top: 20px;
}

.publications-page .pub-link {
    padding: 7px 12px;
    border-color: rgba(18, 52, 60, .24);
    border-radius: 0;
    color: var(--ink);
    font-size: .78rem;
}

.publications-page .pub-link:hover {
    border-color: var(--gold);
    color: #fff;
    background: var(--ink);
}

.publications-page .patents-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.publications-page .patent-header {
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
}

.publications-page .patent-number {
    color: #70868b;
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    font-size: .8rem;
}

.publications-page .patent-title,
.publications-page .project-title {
    margin: 0 0 15px;
    color: var(--ink);
    font-size: 1.08rem;
    line-height: 1.58;
}

.publications-page .patent-info p {
    margin: 7px 0;
    color: var(--ink-soft);
    font-size: .86rem;
    line-height: 1.65;
}

.publications-page .projects-timeline {
    max-width: 1200px;
    margin: 0 auto;
}

.publications-page .project-category {
    margin-bottom: 54px;
}

.publications-page .project-item {
    margin-bottom: 16px;
}

.publications-page .project-badge {
    display: inline-block;
    margin-bottom: 12px;
    padding: 5px 11px;
}

.publications-page .project-meta {
    flex-wrap: wrap;
    gap: 10px 20px;
    color: var(--ink-soft);
    font-size: .84rem;
}

.publications-page .role-tag {
    padding: 2px 10px;
    border: 1px solid;
}

.publications-page .no-results {
    padding: 64px 20px;
    color: var(--ink-soft);
    text-align: center;
}

.publications-page .patent-item,
.publications-page .project-item {
    padding: 28px;
}

.publications-page .patent-badge,
.publications-page .project-badge,
.publications-page .project-badge.national,
.publications-page .project-badge.provincial,
.publications-page .project-badge.municipal,
.publications-page .project-badge.horizontal {
    border-radius: 0;
    color: #8f642c;
    background: rgba(201, 151, 79, .12);
    font-size: .72rem;
    letter-spacing: .06em;
}

.publications-page .project-item:hover {
    transform: translateY(-2px);
}

.publications-page .role-tag {
    border-color: rgba(40, 117, 111, .35);
    color: #28756f;
    background: rgba(121, 200, 194, .1);
}

/* Contact and campus locator */
.contact-page .contact-grid {
    display: grid;
}

.contact-page .contact-card,
.contact-page .contact-details {
    display: flex;
    flex-direction: column;
}

.contact-page .contact-item {
    display: flex;
    border-bottom: 1px solid var(--line);
}

.contact-page .contact-item:last-child {
    border-bottom: 0;
}

.contact-page .contact-details {
    gap: 6px;
    min-width: 0;
}

.contact-page .contact-details a {
    text-decoration: none;
}

.contact-page .qrcode-container {
    text-align: center;
}

.contact-page .qrcode-hint {
    margin-top: 8px;
    color: var(--ink-soft);
    font-size: .82rem;
}

.contact-page .contact-section {
    padding: 58px 0 110px;
    background:
        radial-gradient(circle at 82% 18%, rgba(121, 200, 194, .13), transparent 26%),
        var(--paper);
}

.contact-intro {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 12px 40px;
    margin-bottom: 24px;
}

.contact-intro p {
    grid-column: 1 / -1;
    margin: 0;
    color: var(--gold);
    font-size: .68rem;
    font-weight: 800;
    letter-spacing: .2em;
}

.contact-intro h1 {
    margin: 0;
    color: var(--ink);
    font-size: clamp(2.8rem, 4.5vw, 5rem);
    line-height: 1;
    letter-spacing: -.06em;
}

.contact-intro span {
    padding-bottom: 5px;
    color: var(--ink-soft);
    font-size: .9rem;
}

.contact-page .contact-grid {
    grid-template-columns: minmax(0, .88fr) minmax(480px, 1.12fr);
    gap: 34px;
    margin-top: 0;
}

.contact-page .contact-card {
    height: 100%;
    padding: 36px 40px;
    border: 1px solid var(--line);
    border-radius: 2px 22px 2px 22px;
    background: rgba(255, 255, 255, .94);
    box-shadow: 0 18px 48px rgba(18, 52, 60, .07);
}

.contact-page .contact-item {
    position: relative;
    gap: 0;
    padding: 23px 0 23px 28px;
}

.contact-page .contact-item::before {
    content: "";
    position: absolute;
    top: 31px;
    left: 0;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--gold);
}

.contact-page .contact-label {
    color: var(--ink);
    font-size: .75rem;
    font-weight: 800;
    letter-spacing: .12em;
}

.contact-page .contact-details span,
.contact-page .contact-details a {
    overflow-wrap: anywhere;
    color: var(--ink-soft);
    font-size: .92rem;
}

.contact-page .contact-details a {
    color: #9d6d30;
}

.contact-page .qrcode-container {
    width: fit-content;
    margin-top: 14px;
}

.contact-page .wechat-qrcode {
    width: 142px;
    border: 9px solid #f6f8f7;
}

.contact-page .map-container {
    min-width: 0;
}

.contact-page .map-wrapper {
    position: sticky;
    top: 90px;
    min-height: 700px;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 2px 28px 2px 28px;
    background: #dfe9e6;
    box-shadow: 0 22px 58px rgba(8, 36, 44, .16);
}

.contact-page #map {
    width: 100%;
    height: 700px;
    background: #dfe9e6;
}

.contact-page .map-info {
    position: absolute;
    z-index: 500;
    right: 22px;
    bottom: 22px;
    left: 22px;
    display: flex;
    justify-content: space-between;
    gap: 18px;
    padding: 15px 18px;
    border: 1px solid rgba(255, 255, 255, .42);
    color: #f5fbfa;
    background: rgba(7, 29, 38, .86);
    backdrop-filter: blur(12px);
    box-shadow: 0 12px 30px rgba(7, 29, 38, .2);
    font-size: .82rem;
}

.contact-page .map-info a {
    flex: 0 0 auto;
    color: #f1cc91;
    text-decoration: none;
}

.contact-page .leaflet-control-zoom a {
    color: var(--ink);
}

.contact-page .leaflet-control-attribution {
    padding-right: 4px;
    color: #587178;
    background: rgba(255, 255, 255, .82);
}

.campus-marker {
    background: transparent;
    border: 0;
}

.campus-marker span {
    position: absolute;
    left: 4px;
    top: 1px;
    width: 24px;
    height: 24px;
    border: 5px solid #fff;
    border-radius: 50% 50% 50% 0;
    background: #c9974f;
    box-shadow: 0 4px 18px rgba(7, 29, 38, .36);
    transform: rotate(-45deg);
}

.campus-marker span::after {
    content: "";
    position: absolute;
    inset: 5px;
    border-radius: 50%;
    background: #0a2630;
}

.campus-locator {
    position: sticky;
    top: 90px;
    min-height: 700px;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    padding: 54px;
    border-radius: 2px 28px 2px 28px;
    color: #fff;
    background:
        radial-gradient(circle at 68% 28%, rgba(121, 200, 194, .19), transparent 25%),
        linear-gradient(145deg, var(--night-deep), #12434c);
    box-shadow: 0 22px 58px rgba(8, 36, 44, .18);
}

.locator-grid {
    position: absolute;
    inset: 0;
    opacity: .7;
    background-image:
        linear-gradient(rgba(164, 214, 210, .08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(164, 214, 210, .08) 1px, transparent 1px);
    background-size: 54px 54px;
    mask-image: linear-gradient(180deg, #000, transparent 82%);
}

.locator-ring,
.locator-axis,
.locator-pin {
    position: absolute;
    display: block;
}

.locator-ring {
    border: 1px solid rgba(121, 200, 194, .28);
    border-radius: 50%;
}

.ring-one { width: 380px; height: 380px; top: 72px; right: 66px; }
.ring-two { width: 230px; height: 230px; top: 147px; right: 141px; }
.locator-axis { top: 261px; right: -40px; width: 500px; height: 1px; background: rgba(201, 151, 79, .32); }
.axis-one { transform: rotate(24deg); }
.axis-two { transform: rotate(-24deg); }
.locator-pin {
    top: 235px;
    right: 242px;
    width: 28px;
    height: 28px;
    border: 7px solid #d9ad68;
    border-radius: 50% 50% 50% 0;
    transform: rotate(-45deg);
    filter: drop-shadow(0 0 16px rgba(217, 173, 104, .45));
}

.locator-copy {
    position: relative;
    z-index: 2;
    max-width: 540px;
}

.locator-kicker {
    margin-bottom: 16px;
    color: var(--gold);
    font-size: .68rem;
    font-weight: 800;
    letter-spacing: .2em;
}

.locator-copy h2 {
    margin: 0;
    color: #fff;
    font-size: clamp(2.6rem, 4vw, 4.5rem);
    line-height: 1.12;
    letter-spacing: -.05em;
}

.locator-copy > p:not(.locator-kicker) {
    margin: 25px 0 0;
    color: #bcd1d0;
    font-size: .98rem;
    line-height: 1.9;
}

.locator-meta {
    display: flex;
    gap: 24px;
    margin-top: 28px;
    color: #7fa7a4;
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    font-size: .7rem;
    letter-spacing: .08em;
}

.locator-link {
    display: inline-flex;
    gap: 12px;
    align-items: center;
    margin-top: 34px;
    padding: 12px 18px;
    border: 1px solid rgba(217, 173, 104, .58);
    color: #f1cc91;
    text-decoration: none;
    font-size: .82rem;
    font-weight: 700;
}

.locator-link:hover {
    color: var(--night);
    background: #d9ad68;
}

@media (max-width: 1024px) {
    .research-page .research-explorer {
        grid-template-columns: minmax(0, 1fr);
    }

    .research-page .research-map {
        min-height: 610px;
    }

    .research-page .research-details,
    .research-page .research-detail-panel {
        min-height: 0;
    }

    .publications-page .publications-list,
    .publications-page .patents-grid {
        grid-template-columns: 1fr;
    }

    .contact-page .contact-grid {
        grid-template-columns: 1fr;
    }

    .campus-locator {
        position: relative;
        top: 0;
        min-height: 540px;
    }

    .contact-page .map-wrapper {
        position: relative;
        top: 0;
        min-height: 520px;
    }

    .contact-page #map {
        height: 520px;
    }
}

@media (max-width: 700px) {
    .research-page .research-section {
        padding-bottom: 72px;
        background: linear-gradient(180deg, var(--night) 0 520px, var(--paper) 520px 100%);
    }

    .research-page .section-header {
        min-height: 235px;
        padding: 42px 0 32px;
    }

    .research-page .main-title {
        font-size: clamp(1.9rem, 9vw, 2.55rem);
        line-height: 1.2;
        white-space: normal !important;
        overflow-wrap: anywhere;
    }

    .research-page .section-guide {
        margin-top: 18px;
        font-size: .76rem;
    }

    .research-page .research-explorer {
        border-radius: 2px 22px 2px 22px;
    }

    .research-page .research-map {
        min-height: 0;
        display: grid;
        grid-template-columns: minmax(0, 1fr);
        gap: 10px;
        padding: 28px 18px 24px;
    }

    .research-page .research-links,
    .research-page .map-grid {
        display: none;
    }

    .research-page .research-core {
        position: relative;
        top: auto;
        left: auto;
        width: 142px;
        height: 142px;
        grid-column: 1 / -1;
        justify-self: center;
        margin-bottom: 14px;
        padding: 18px;
        transform: none;
    }

    .research-page .research-core strong {
        font-size: 1rem;
    }

    .research-page .research-node,
    .research-page .research-node:hover,
    .research-page .research-node:focus-visible,
    .research-page .research-node.is-active {
        position: relative;
        top: auto;
        left: auto;
        width: auto;
        max-width: 100%;
        min-width: 0;
        min-height: 82px;
        grid-template-columns: 26px 38px minmax(0, 1fr);
        gap: 6px;
        padding: 11px 10px;
        transform: none;
    }

    .research-page .research-node:hover,
    .research-page .research-node:focus-visible,
    .research-page .research-node.is-active {
        transform: translateY(-2px);
    }

    .research-page .node-symbol {
        width: 38px;
        height: 38px;
        font-size: .62rem;
    }

    .research-page .research-node strong {
        font-size: .72rem;
    }

    .research-page .node-05 {
        grid-column: auto;
        width: auto;
        justify-self: stretch;
    }

    .research-page .research-detail-panel {
        padding: 34px 24px 32px;
    }

    .research-page .detail-heading {
        margin-bottom: 24px;
        padding-bottom: 20px;
    }

    .research-page .detail-heading h2 {
        font-size: 1.65rem;
    }

    .research-page .research-body p {
        font-size: .88rem;
        line-height: 1.82;
    }

    .publications-page .page-header {
        padding: 52px 0 44px;
    }

    .publications-page .tabs-navigation {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 6px;
    }

    .publications-page .tab-btn {
        min-width: 0;
        padding: 0 7px;
        font-size: .78rem;
    }

    .publications-page .year-filter-inline {
        width: 100%;
        justify-content: center;
        margin: 8px 0 0;
        padding: 10px 0 0;
        border-top: 1px solid rgba(255, 255, 255, .2);
        border-left: 0;
    }

    .publications-page .header-filter-bar {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .publications-page .header-filter-bar .filter-group {
        justify-content: space-between;
    }

    .publications-page .header-filter-bar .search-box {
        min-width: 0;
        max-width: none;
    }

    .publications-page .publications-section .container,
    .publications-page .tab-content > .section .container {
        width: min(100% - 32px, 1380px);
    }

    .publications-page .publication-item {
        min-height: 0;
        padding: 22px;
    }

    .publications-page .patents-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .contact-page .contact-section {
        padding: 54px 0 72px;
    }

    .contact-intro {
        grid-template-columns: 1fr;
        margin-bottom: 28px;
    }

    .contact-intro p {
        grid-column: auto;
    }

    .contact-page .contact-card {
        padding: 22px;
    }

    .contact-page .contact-item {
        padding-left: 22px;
    }

    .campus-locator {
        min-height: 470px;
        padding: 30px 26px;
    }


    .contact-page .map-wrapper {
        min-height: 430px;
        border-radius: 2px 20px 2px 20px;
    }

    .contact-page #map {
        height: 430px;
    }

    .contact-page .map-info {
        right: 12px;
        bottom: 12px;
        left: 12px;
        flex-direction: column;
        gap: 5px;
        padding: 12px 14px;
    }

    .ring-one { right: -110px; }
    .ring-two { right: -36px; }
    .locator-pin { right: 64px; }
    .locator-copy h2 { font-size: 2.55rem; }
}

/* Lighter page rhythm: reserve deep color for focused content, not whole-page fields. */
.research-page .research-section {
    background:
        radial-gradient(circle at 12% 9%, rgba(201, 151, 79, .11), transparent 23%),
        radial-gradient(circle at 90% 12%, rgba(121, 200, 194, .14), transparent 25%),
        #f4f7f6;
}

.research-page .main-title {
    color: var(--ink);
}

.research-page .section-guide {
    color: #60777c;
}

.research-page .research-explorer {
    box-shadow: 0 30px 72px rgba(18, 52, 60, .14);
}

.publications-page .page-header {
    color: var(--ink);
    background:
        radial-gradient(circle at 18% 18%, rgba(201, 151, 79, .12), transparent 25%),
        radial-gradient(circle at 86% 6%, rgba(121, 200, 194, .15), transparent 28%),
        linear-gradient(145deg, #f7f9f8, #edf3f1);
}

.publications-page .page-header h1 {
    color: var(--ink);
}

.publications-page .year-filter-inline {
    border-left-color: rgba(18, 52, 60, .14);
}

.publications-page .year-filter-inline label {
    color: #60777c;
}

.publications-page .year-filter-inline select {
    border-color: rgba(18, 52, 60, .16);
    color: var(--ink);
    background: rgba(255, 255, 255, .82);
}

.publications-page .tab-btn {
    border-color: rgba(18, 52, 60, .18);
    color: #35545a;
    background: rgba(255, 255, 255, .58);
}

.publications-page .tab-btn:hover,
.publications-page .tab-btn.active {
    border-color: var(--gold);
    color: #102f36;
    background: #d7ad68;
}