@charset "utf-8";

/* Variables */
:root {
    --ouc-blue: #004098;
    --sky-blue: #00A0E9;
    --ouc-red: #C81528;
    --text-color: #333;
    --bg-light: #f9f9f9;
    --footer-lift: 0px;
}

/* Reset & Base */
html {
    touch-action: manipulation;
}

#fullpage {
    background: var(--ouc-blue);
    margin: 0;
    padding: 0;
}

/* Deep ocean gradient - each section gets progressively deeper */
#section-hero {
    background: transparent;
}

#section-news {
    background: linear-gradient(to bottom, #f5faff 0%, #dceaf8 100%);
    margin-bottom: 0;
}

#section-overview {
    background: linear-gradient(to bottom, #dceaf8 0%, #c5d9f0 100%);
    margin-bottom: 0;
}

#section-research {
    background: linear-gradient(to bottom, #c5d9f0 0%, #a8cce8 75%, #2a6ab0 100%);
    margin-bottom: 0;
}

#section-join {
    background: linear-gradient(to bottom, #2a6ab0 0%, #012061 100%);
    margin-bottom: 0;
    padding-bottom: 0;
}

body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, fieldset, legend, input, textarea, p, blockquote, th, td { margin: 0; padding: 0; }
html, body { margin: 0; padding: 0; }
body { font-family: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif; color: var(--text-color); font-size: 1vw; line-height: 1.8; -webkit-font-smoothing: antialiased; touch-action: manipulation; -ms-touch-action: manipulation; }

@media (min-width: 769px) {
    body.main {
        height: 100vh;
        overflow: hidden;
    }

    body.main #fullpage {
        position: relative;
        height: 100vh;
    }

    body.main #fullpage > .section {
        height: 100vh;
        min-height: 100vh;
    }
}

ul, ol { list-style: none; }
a { text-decoration: none; color: inherit; transition: color 0.3s; }
img { border: 0; vertical-align: middle; }
.clearfix:after { content: "."; display: block; height: 0; clear: both; visibility: hidden; }
.clearfix { zoom: 1; }
.float-left { float: left; }
.float-right { float: right; }

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 10vh;
    z-index: 120;
    color: #fff;
    padding-top: 0.5vh;
    transition: background 0.4s ease, color 0.3s ease, transform 0.4s ease;
}

/* Fade transition for main logo image */
.logo-img.i1 {
    transition: opacity 0.25s ease;
}

.logo-img.i1.logo-fade {
    opacity: 0;
}

.header.sy .wp {
    width: auto;
    max-width: 90vw;
    margin: 0 auto;
    height: 80%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5vw;
}

.flexjs {
    display: flex;
    justify-content: space-between;
}

.flexc {
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    margin-left: 0;
}

.logo-stack {
    display: flex;
    align-items: center;
    gap: 0.8vw;
}

.logo-main {
    display: inline-block;
    position: relative;
    line-height: 0;
}

.logo-stack .logo-img {
    height: 12vh;
    width: auto;
}

body.main .logo-main {
    display: block;
}

body.main .header {
    position: absolute;
    height: auto;
    padding-bottom: 0.5rem;
}

body.main .logo-img,
body.main .logo-img.i1 {
    transition: opacity 0.35s ease;
    opacity: 1;
    filter: none;
    animation: none;
}

body.main .logo-main .logo-img {
    display: block;
}

body.main .logo-main .logo-img.logo-blue-layer {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    pointer-events: none;
}

body.main .logo-main.logo-use-blue .logo-img.i1 {
    opacity: 0;
}

body.main .logo-main.logo-use-blue .logo-img.logo-blue-layer {
    opacity: 1;
}

.logo-stack .i2 {
    height: 4vh;
}

.header .topr {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    gap: 0.5vh;
}

.toplink ul {
    display: flex;
    align-items: center;
    gap: 0;
}

.toplink ul li {
    position: relative;
    padding: 0 1vw;
}

.toplink ul li:first-child {
    padding-left: 0;
}

.toplink ul li:last-child {
    padding-right: 0;
}

.toplink ul li:not(:last-child)::after {
    content: '|';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    color: inherit;
    opacity: 0.5;
    font-size: 0.9vw;
}

.toplink a,
.toplink button {
    display: inline-flex;
    align-items: center;
    background: transparent;
    border: none;
    color: inherit;
    font-size: 0.9vw;
    letter-spacing: 0.05vw;
    text-transform: uppercase;
    cursor: pointer;
    padding: 0.1vh 0;
    font-weight: 600;
    white-space: nowrap;
}

.toplink button svg {
    width: 1.2vw;
    height: 1.2vw;
    stroke: currentColor;
}

.topnav {
    width: auto;
    display: flex;
    justify-content: flex-end;
}

.nav-list {
    display: flex;
    justify-content: flex-end;
    gap: 2.5vw;
}

.nav-item {
    position: relative;
}

.nav-item a {
    font-size: 1.1vw;
    font-weight: 500;
    padding: 0.8vh 0;
    display: block;
    color: inherit;
    white-space: nowrap;
}

.nav-item a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 0.15vh;
    background-color: currentColor;
    opacity: 0.85;
    transition: width 0.3s ease;
}

.nav-item a:hover::after {
    width: 100%;
}

.menu-btn {
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 0.8vh;
    color: inherit;
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.4vh;
}

.menu-btn span {
    display: block;
    width: 1.8vw;
    height: 0.15vh;
    background: currentColor;
    transition: width 0.3s ease;
}

.menu-btn:hover span {
    animation: menuWave 0.8s ease-in-out infinite;
}

.menu-btn:hover span.line-1 {
    animation-delay: 0s;
}

.menu-btn:hover span.line-2 {
    animation-delay: 0.1s;
}

.menu-btn:hover span.line-3 {
    animation-delay: 0.2s;
}

@keyframes menuWave {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(0.2vw);
    }
    75% {
        transform: translateX(-0.2vw);
    }
}

.nav-hamburger {
    margin-left: 0.8vw;
}

.mega-panel {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 0;
    background: rgba(0,0,0,0.35);
    z-index: 110;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mega-inner {
    background: linear-gradient(to bottom, #f5faff 10%, #dce9f8 100%);
    color: var(--ouc-blue);
    padding: 5vh 0 4vh;
    transform: translateY(-2vh);
    transition: transform 0.35s ease;
    box-shadow: 0 2vh 4vh rgba(0, 40, 100, 0.1);
    position: relative;
    overflow: hidden;
    text-shadow: none;
    border-top: 0.2vh solid var(--ouc-blue);
}

.mega-inner::before {
    content: 'AI';
    position: absolute;
    right: 3vw;
    bottom: -2vh;
    font-size: 15vw;
    font-weight: 900;
    color: var(--ouc-blue);
    opacity: 0.03;
    pointer-events: none;
    font-family: sans-serif;
    line-height: 1;
    z-index: 0;
}

.mega-grid {
    width: 90%;
    max-width: 90vw;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 2vw;
    padding-top: 0.8vh;
    position: relative;
    z-index: 1;
}

.mega-col {
    animation: wave 3s ease-in-out infinite;
    padding-right: 0.5vw;
}

.mega-col:nth-child(1) { animation-delay: 0s; }
.mega-col:nth-child(2) { animation-delay: 0.2s; }
.mega-col:nth-child(3) { animation-delay: 0.4s; }
.mega-col:nth-child(4) { animation-delay: 0.6s; }
.mega-col:nth-child(5) { animation-delay: 0.8s; }
.mega-col:nth-child(6) { animation-delay: 1s; }

@keyframes wave {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-0.8vh);
    }
}

.mega-col h4 {
    font-size: 1.3vw;
    color: var(--ouc-blue);
    margin-bottom: 1.5vh;
    letter-spacing: 0.03vw;
    font-weight: 700;
    position: relative;
    padding-bottom: 1vh;
}

.mega-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 1.5vw;
    height: 0.2vh;
    background: var(--sky-blue);
    transition: width 0.3s ease;
    border-radius: 0.1vh;
}

.mega-col:hover h4::after {
    width: 2.5vw;
}

.mega-col ul li {
    margin-bottom: 0.6vh;
}

.mega-col ul li a {
    color: #393939;
    font-size: 1vw;
    display: block;
    transition: all 0.3s ease;
    padding: 0.2vh 0;
}

.mega-col ul li a:hover {
    color: var(--ouc-blue);
    transform: translateX(0.3vw);
}

.mega-close {
    position: absolute;
    top: 1.5vh;
    right: 2vw;
    width: 2.5vw;
    height: 2.5vw;
    border: none;
    background: #f0f4f8;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 50%;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3vw;
    color: #999;
}

.mega-close:hover {
    background: var(--ouc-blue);
    color: #fff;
    transform: rotate(90deg);
    box-shadow: 0 0.3vw 1vw rgba(0, 64, 152, 0.2);
}

.mega-close::before, .mega-close::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1vw;
    height: 0.15vh;
    background-color: currentColor;
    transform-origin: center;
    border-radius: 0.05vh;
    transition: background-color 0.3s;
}

.mega-close::before {
    transform: translate(-50%, -50%) rotate(45deg);
}

.mega-close::after {
    transform: translate(-50%, -50%) rotate(-45deg);
}


@keyframes rotateCircle {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

body.mega-open .mega-panel {
    height: 100%;
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
}

body.mega-open .mega-inner {
    transform: translateY(0);
}

.header-hero {
    background: linear-gradient(
        to bottom,
        rgba(0, 20, 50, 0.95) 0%,
        rgba(0, 35, 100, 0.8) 45%,
        rgba(0, 50, 130, 0.4) 75%,
        rgba(0, 0, 0, 0) 100%
    );
    color: #fff;
    text-shadow: 0 0.15vh 0.3vh rgba(0,0,0,0.5);
    padding-top: 0.5vh;
    transition: all 0.4s ease;
}

.header-clear {
    background: transparent;
    color: var(--ouc-blue);
}

.header-dark {
    background: transparent;
    color: #fff;
    text-shadow: 0 0.15vh 0.3vh rgba(0,0,0,0.3);
}

/* Fullpage Sections */
.section {
    position: relative;
    overflow: hidden;
    background: transparent;
    margin: 0;
    padding: 0;
}

body.main .fp-section.fp-table {
    display: table;
    table-layout: fixed;
    width: 100%;
}

body.main .fp-tableCell {
    display: table-cell;
    vertical-align: middle;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
}

.container {
    width: 94%;
    max-width: 94vw;
    margin: 0 auto;
    padding-top: 5vh;
    height: 100%;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 5vw;
    padding-right: 3vw;
    box-sizing: border-box;
}

#section-hero {
    position: relative;
    overflow: hidden;
}

#section-hero .hero-slide {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background-size: cover !important;
    background-position: center !important;
    background-repeat: no-repeat !important;
    z-index: 1;
    transition: opacity 0.8s ease;
}

#section-hero .fp-tableCell {
    position: relative;
    width: 100%;
    height: 100% !important;
}

#section-hero img.hero-slide {
    max-width: none !important;
    max-height: none !important;
    object-fit: cover !important;
}

#section-hero .hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    z-index: 2;
    text-shadow: 0 0.15vh 0.3vh rgba(0,0,0,0.5);
}

#section-hero h1 {
    font-size: 4vw;
    margin-bottom: 1.5vh;
    font-weight: 700;
    letter-spacing: 0.1vw;
}

#section-hero p {
    font-size: 1.5vw;
    font-weight: 300;
    text-transform: uppercase;
}

#waveCanvas {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 15vh;
    z-index: 3;
    pointer-events: none;
}

#footerWaveCanvasAnimation {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 7.5vh;
    z-index: 3;
    pointer-events: none;
}

#digitalOceanCanvasAnimation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.8;
    pointer-events: none;
}

/* Section Overview Background */
#section-overview {
    position: relative;
    overflow: hidden;
}

#section-overview::before {
    display: none;
}

.overview-building {
    position: absolute;
    bottom: -20%;
    left: 50%;
    transform: translateX(-50%) translateY(100%);
    width: 100%;
    height: auto;
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    transition: transform 0.8s ease-out, opacity 0.8s ease-out;
}

#section-overview.animated .overview-building {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.overview-building img {
    width: 100%;
    height: auto;
    max-height: 130vh;
    max-width: none;
    display: block;
    object-fit: contain;
}

.overview-text-wrapper {
    position: absolute;
    top: 18%;
    right: 5%;
    text-align: right;
    z-index: 2;
    transform: translateX(100%);
    opacity: 0;
    transition: transform 0.8s ease-out 0.2s, opacity 0.8s ease-out 0.2s;
}

#section-overview.animated .overview-text-wrapper {
    transform: translateX(0);
    opacity: 1;
}

.overview-text-wrapper .section-title {
    text-align: right;
}

.overview-text-wrapper .section-title::after {
    left: auto;
    right: 0;
}

.overview-text-wrapper .text-content {
    text-align: right;
}

.overview-text-wrapper .text-content p {
    margin: 0;
    line-height: 2;
}

.overview-text-wrapper .btn-more {
    display: inline-flex;
    justify-content: flex-end;
}

#section-overview .container {
    position: relative;
    z-index: 3;
}

/* Section news Background */
#section-news {
    position: relative;
    background: transparent;
}

#section-news::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/xha_background.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.15;
    z-index: 0;
    pointer-events: none;
}

/* News Section - New Layout */
.news-container {
    width: 94%;
    max-width: 94vw;
    margin: 0 auto;
    padding-left: 3vw;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2vw;
    box-sizing: border-box;
    position: relative;
    z-index: 1;
}

.news-left-panel {
    flex: 0 0 48%;
    height: 65%;
    max-height: 60vh;
    display: flex;
    align-items: center;
}

.news-right-panel {
    flex: 0 0 44%;
    height: 65%;
    max-height: 60vh;
    display: flex;
    flex-direction: column;
}

.news-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5vh;
    padding-bottom: 1vh;
    border-bottom: 0.15vh solid var(--ouc-blue);
}

.news-panel-title {
    font-size: 2vw;
    color: var(--ouc-blue);
    font-weight: 700;
    margin: 0;
    position: relative;
}

.news-scroll-list {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding-right: 0.5vw;
    overscroll-behavior: contain;
}

.news-scroll-list::-webkit-scrollbar {
    width: 0.3vw;
}

.news-scroll-list::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 0.1vw;
}

.news-scroll-list::-webkit-scrollbar-thumb {
    background: var(--ouc-blue);
    border-radius: 0.1vw;
}

.news-scroll-item {
    display: flex;
    align-items: flex-start;
    gap: 1vw;
    padding: 1.2vh 0;
    border-bottom: 0.05vh solid rgba(0,64,152,0.1);
    cursor: pointer;
    transition: background 0.3s ease;
}

.news-scroll-item:hover {
    background: rgba(0,64,152,0.03);
}

.news-scroll-item:last-child {
    border-bottom: none;
}

.news-scroll-date {
    flex-shrink: 0;
    width: 3.5vw;
    text-align: center;
    background: linear-gradient(135deg, var(--ouc-blue) 0%, #0056b3 100%);
    color: #fff;
    padding: 0.8vh 0.4vw;
    border-radius: 0.4vw;
}

.news-day {
    display: block;
    font-size: 1.4vw;
    font-weight: 700;
    line-height: 1;
}

.news-month {
    display: block;
    font-size: 0.65vw;
    opacity: 0.9;
    margin-top: 0.3vh;
}

.news-scroll-content {
    flex: 1;
    min-width: 0;
}

.news-scroll-title {
    display: block;
    font-size: 1vw;
    color: #333;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 0.5vh;
    transition: color 0.3s;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.news-scroll-item:hover .news-scroll-title {
    color: var(--ouc-blue);
}

.news-scroll-desc {
    font-size: 0.8vw;
    color: #666;
    line-height: 1.6;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Featured Card */
.news-featured-card {
    width: 100%;
    height: 100%;
    position: relative;
    border-radius: 0.8vw;
    overflow: hidden;
    box-shadow: 0 1.5vw 4vw rgba(0,64,152,0.15);
}

.news-featured-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.news-featured-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.news-featured-card:hover .news-featured-img img {
    transform: scale(1.05);
}

.news-featured-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,40,100,0.95) 0%, rgba(0,40,100,0.6) 40%, transparent 70%);
}

.news-featured-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2vh 1.5vw;
    color: #fff;
}

.news-featured-tag {
    display: inline-block;
    background: var(--sky-blue);
    color: #fff;
    padding: 0.4vh 0.8vw;
    font-size: 0.8vw;
    font-weight: 600;
    border-radius: 0.25vw;
    margin-bottom: 1vh;
}

.news-featured-title {
    font-size: 1.4vw;
    font-weight: 700;
    line-height: 1.4;
    margin: 0 0 1vh 0;
    text-shadow: 0 0.1vh 0.3vh rgba(0,0,0,0.3);
}

.news-featured-desc {
    font-size: 0.85vw;
    line-height: 1.7;
    opacity: 0.9;
    margin: 0 0 1.2vh 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-featured-link {
    display: inline-flex;
    align-items: center;
    color: #fff;
    font-size: 0.9vw;
    font-weight: 500;
    transition: all 0.3s;
    border-bottom: 0.05vh solid rgba(255,255,255,0.5);
    padding-bottom: 0.3vh;
}

.news-featured-link:hover {
    color: var(--sky-blue);
    border-color: var(--sky-blue);
}

@media screen and (max-height: 800px) {
    .news-container {
        padding-top: 12vh;
    }
    .news-left-panel,
    .news-right-panel {
        height: 60%;
        max-height: 55vh;
    }
}

@media screen and (max-height: 700px) {
    .news-container {
        padding-top: 14vh;
    }
    .news-left-panel,
    .news-right-panel {
        height: 55%;
        max-height: 50vh;
    }
    .news-scroll-item {
        padding: 0.8vh 0;
    }
}

/* Common Section Styles */
.section-title {
    font-size: 2.8vw;
    color: var(--ouc-blue);
    margin-bottom: 2vh;
    position: relative;
    padding-bottom: 1vh;
    white-space: nowrap;
    min-height: 1.2em;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 4vw;
    height: 0.25vh;
    background-color: var(--sky-blue);
}

.text-content {
    font-size: 1.3vw;
    line-height: 1.8;
    color: #1c1c1c;
    min-height: auto;
}

.section-header {
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    gap: 2vw;
    margin-bottom: 2vh;
    border-bottom: 0.05vh solid rgba(0,0,0,0.05);
    padding-bottom: 0.8vh;
}

.section-header .section-title {
    margin-bottom: 0;
    padding-bottom: 1vh;
}

.section-header .section-title::after {
    display: block;
}

.text-col > .btn-more {
    margin-top: 2vh;
}

.btn-more {
    display: inline-flex;
    align-items: center;
    gap: 0.4vw;
    background-color: transparent;
    color: var(--ouc-blue);
    border-radius: 0;
    margin-top: 0;
    font-size: 1vw;
    font-weight: 600;
    letter-spacing: 0.05vw;
    transition: all 0.3s ease;
    box-shadow: none;
    border: none;
    cursor: pointer;
    padding: 0.5vh 0 1vh;
}

.btn-more-bottom {
    display: none;
}

.btn-more::after {
    content: '→';
    font-family: sans-serif;
    font-weight: bold;
    transition: transform 0.3s ease;
}

.btn-more:hover {
    background-color: transparent;
    box-shadow: none;
    transform: none;
    color: var(--sky-blue);
    padding-right: 0;
}

.btn-more:hover::after {
    transform: translateX(0.3vw);
}

/* News Section */
.news-box-card {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: auto;
    max-height: 50vh;
    background: #fff;
    border-radius: 0.5vw;
    overflow: hidden;
    box-shadow: 0 0.3vw 1vw rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    text-decoration: none;
    margin: auto 0;
}

.news-box-card:hover {
    transform: translateY(-0.3vw);
    box-shadow: 0 1vw 2vw rgba(0,0,0,0.1);
}

.news-box-img {
    height: 22vh;
    overflow: hidden;
    position: relative;
    flex-shrink: 0;
}

.news-box-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.news-box-card:hover .news-box-img img {
    transform: scale(1.05);
}

.news-box-info {
    flex: 1;
    padding: 1.5vh 1.2vw;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: #fff;
}

.news-box-date {
    color: var(--ouc-blue);
    font-size: 0.8vw;
    margin-bottom: 0.8vh;
    font-weight: 600;
    display: block;
}

.news-box-title {
    font-size: 1.3vw;
    color: #333;
    line-height: 1.4;
    margin-bottom: 0.8vh;
    font-weight: bold;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-box-desc {
    font-size: 0.9vw;
    color: #666;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0;
}

#section-news .img-col {
    overflow: visible !important;
}

.news-list {
    margin-top: 0.5vh;
}

.news-item-simple {
    padding: 1.2vh 0;
    border-bottom: 0.05vh solid #eee;
    display: flex;
    align-items: center;
    gap: 1.2vw;
    transition: all 0.3s ease;
}

.news-item-simple:first-child {
    padding-top: 0;
}

.news-item-simple:last-child {
    border-bottom: none;
}

.news-item-simple:hover {
    padding-left: 0.5vw;
}

.news-date-simple {
    color: #999;
    font-size: 0.9vw;
    flex-shrink: 0;
}

.news-item-simple a {
    color: var(--text-color);
    font-size: 1.1vw;
    line-height: 1.6;
    transition: color 0.3s;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-item-simple a:hover {
    color: var(--ouc-blue);
}

.news-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2vw;
    margin-top: 1.5vh;
}

.news-item {
    flex: 1;
    min-width: 18vw;
    background: #fff;
    border: 0.05vh solid #eee;
    padding: 1.2vh 1vw;
    border-radius: 0.5vw;
    box-shadow: 0 0.3vw 1vw rgba(0,0,0,0.05);
    transition: transform 0.3s;
    display: flex;
}

.news-item:hover {
    transform: translateY(-0.3vw);
}

.news-date {
    width: 4vw;
    text-align: center;
    border-right: 0.05vh solid #eee;
    padding-right: 0.8vw;
    margin-right: 0.8vw;
    color: var(--ouc-blue);
}

.news-date .day {
    display: block;
    font-size: 1.8vw;
    font-weight: bold;
}

.news-date .year-month {
    display: block;
    font-size: 0.7vw;
    color: #999;
}

.news-info h3 {
    font-size: 1vw;
    margin-bottom: 0.8vh;
    line-height: 1.4;
}

.news-info p {
    font-size: 0.8vw;
    color: #666;
    line-height: 1.5;
    display: -webkit-box;
    line-clamp: 2;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Overview & Dean & Research Layout */
.container .text-col,
.container .img-col {
    float: none;
}

.text-col {
    width: 44%;
    padding-right: 0;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.img-col {
    width: 55%;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f0f4f8;
    border-radius: 0.3vw;
    position: relative;
    overflow: hidden;
}

#section-research .img-col {
    height: 50vh;
    background-color: transparent;
}

.float-left.text-col {
    order: 1;
}

.float-right.text-col {
    order: 2;
}

.float-left.img-col {
    order: 1;
}

.float-right.img-col {
    order: 2;
}

canvas {
    display: block;
}

/* Sub Pages */
.sub-banner {
    height: 25vh;
    background-size: cover;
    background-position: center;
    position: relative;
    margin-top: 10vh;
}

.banner-mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 64, 152, 0.5);
}

.banner-title {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    text-align: center;
    z-index: 2;
}

.banner-title h1 {
    font-size: 2.5vw;
    font-weight: bold;
}

.main-container {
    width: 80vw;
    margin: 4vh auto;
    min-height: 50vh;
}

.sidebar {
    width: 18vw;
    background: #fff;
    border: 0.05vh solid #eee;
    box-shadow: 0 0.1vw 0.6vw rgba(0,0,0,0.05);
}

.sidebar-title {
    background-color: var(--ouc-blue);
    color: #fff;
    padding: 1.2vh 1.2vw;
}

.sidebar-title h3 {
    font-size: 1vw;
    margin: 0;
}

.sidebar-menu ul {
    padding: 0.8vh 0;
}

.sidebar-menu li a {
    display: block;
    padding: 1vh 1.2vw;
    border-bottom: 0.05vh solid #f5f5f5;
    font-size: 0.9vw;
}

.sidebar-menu li:last-child a {
    border-bottom: none;
}

.sidebar-menu li a:hover,
.sidebar-menu li.active a {
    color: var(--ouc-blue);
    background-color: #f9f9f9;
    padding-left: 1.5vw;
}

.content-area {
    width: 58vw;
}

.location-bar {
    border-bottom: 0.05vh solid #eee;
    padding-bottom: 0.8vh;
    margin-bottom: 1.5vh;
    color: #666;
    font-size: 0.8vw;
}

.location-bar a:hover {
    color: var(--ouc-blue);
}

.list-content .news-list-v {
    margin-bottom: 2vh;
}

.news-item-v {
    padding: 1.5vh 0;
    border-bottom: 0.05vh solid #eee;
}

.news-item-v .date-box {
    float: left;
    width: 5vw;
    text-align: center;
    background: #f5f5f5;
    padding: 0.8vh 0;
    border-radius: 0.25vw;
    color: #666;
}

.news-item-v .date-box .day {
    display: block;
    font-size: 1.5vw;
    font-weight: bold;
    color: var(--ouc-blue);
}

.news-item-v .date-box .year {
    display: block;
    font-size: 0.7vw;
}

.news-item-v .info-box {
    margin-left: 6vw;
}

.news-item-v .info-box h3 {
    font-size: 1vw;
    margin-bottom: 0.8vh;
    font-weight: 500;
}

.news-item-v .info-box h3:hover {
    color: var(--ouc-blue);
}

.news-item-v .info-box p {
    color: #999;
    font-size: 0.8vw;
    line-height: 1.5;
    display: -webkit-box;
    line-clamp: 2;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.pagination {
    text-align: center;
    margin-top: 2vh;
}

.article-title {
    font-size: 3vh;
    color: #333;
    text-align: center;
    margin-bottom: 1.5vh;
    line-height: 1.4;
}

.article-meta {
    text-align: center;
    color: #999;
    font-size: 0.8vw;
    margin-bottom: 2vh;
    border-bottom: 0.05vh solid #eee;
    padding-bottom: 1.2vh;
}

.article-meta span {
    margin: 0 1vw;
}

.article-body {
    font-size: 1.5vh;
    line-height: 1.8;
    color: #333;
}

.article-body p {
    margin-bottom: 1.5vh;
}

.article-body img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 1.5vh auto;
}

/* Footer Section */
#section-footer {
    background-color: var(--ouc-blue);
    color: #fff;
    padding: 3vh 0;
    text-align: center;
}
.footer-wrapper {
    background-color: var(--ouc-blue);
    color: #fff;
    padding: 3vh 0;
    text-align: center;
    margin-top: 4vh;
}

.footer-inner p {
    margin-bottom: 0.8vh;
    opacity: 0.8;
}

#page-footer{
    position:fixed;
    left:0;
    right:0;
    bottom:0;
    background: #012061;
    color:#fff;
    padding: 2vh 1.5vw;
    transform:translateY(100%);
    transition:transform .4s ease;
    z-index:80;
    pointer-events:none;
    overflow: hidden;
}

#page-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/footer_background.JPG');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed;
    opacity: 0.3;
    z-index: -1;
    pointer-events: none;
}

body.footer-visible #page-footer{
    transform:translateY(0);
    pointer-events:auto;
}

body.footer-visible #fullpage .section:last-child .container{
    padding-bottom: 12vh;
}

#fullpage .section:last-child{
    transform:translateY(0);
    transition:transform .4s ease;
}

#fullpage .section:last-child .container{
    padding-bottom: 12vh;
}

#page-footer .footer-content {
    display: flex;
    flex-direction: column;
    max-width: 80vw;
    margin: 0 auto;
    padding: 0.8vh 0;
}

#page-footer .footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    width: 100%;
    height: 90%;
    margin-bottom: 1.5vh;
}

.f-links {
    flex: 1;
    padding-right: 2.5vw;
}

.f-links h3 {
    font-size: 0.95vw;
    margin-bottom: 1.2vh;
    font-weight: bold;
    color: #fff;
    border-left: 0.2vw solid #fff;
    padding-left: 0.6vw;
}

.f-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 15%);
    gap: 1vh 3vw;
}

.f-links ul li a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-size: 0.8vw;
    transition: color 0.3s;
}

.f-links ul li a:hover {
    color: #fff;
    text-decoration: underline;
}

.f-info {
    width: 100%;
    text-align: center;
    border-top: 0.05vh solid rgba(255,255,255,0.2);
    padding-top: 1.5vh;
}

.f-info p {
    margin: 0.4vh 0;
    font-size: 0.75vw;
    color: rgba(255,255,255,0.7);
}

.f-info p a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
}

.f-info p a:hover {
    color: #fff;
}

#page-footer .footer-right {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.qrcode-box {
    text-align: center;
    background: rgba(255,255,255,0.1);
    padding: 0.8vh 0.6vw;
    border-radius: 0.3vw;
}

.qrcode-box img {
    width: 6vw;
    height: 6vw;
    display: block;
    margin: 0 auto 0.4vh;
}

.qrcode-box p {
    margin: 0;
    font-size: 0.7vw;
    color: rgba(255,255,255,0.9);
}

#page-footer a {
    color: #fff;
    text-decoration: none;
}

body.footer-visible #site-header{
    transform:translateY(-100%);
    box-shadow:none;
}

#site-header{
    transform:translateY(0);
    transition:background 0.4s ease,color 0.3s ease,transform 0.4s ease;
    isolation: isolate;
}

#site-header::before{
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 20, 50, 0.95) 0%,
        rgba(0, 35, 100, 0.8) 45%,
        rgba(0, 50, 130, 0.4) 75%,
        rgba(0, 0, 0, 0) 100%
    );
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
    pointer-events: none;
}

#site-header.header-hero{
    background: transparent;
}

#site-header.header-hero::before{
    opacity: 1;
}

body.footer-visible #fullpage .section:last-child{
    transform:translateY(calc(-1 * var(--footer-lift, 0px)));
}

/* Navigation Dots - Git History Style */
.nav-dots {
    position: fixed;
    left: 2vw;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.nav-dot {
    width: 1.2vw;
    height: 1.2vw;
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2vh;
}

.nav-dot:last-child {
    margin-bottom: 0;
}

.nav-dot:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 0.1vw;
    height: 2vh;
    background: rgba(255, 255, 255, 0.4);
    transition: background 0.3s ease;
}

.nav-dot:hover {
    transform: scale(1.1);
}

.dot-inner {
    display: block;
    width: 0.6vw;
    height: 0.6vw;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.8);
    border: none;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
    box-shadow: 0 0 0 0.25vw rgba(255, 255, 255, 0.25);
}

.nav-dot.active .dot-inner {
    background: #fff;
    box-shadow: 0 0 0 0.25vw rgba(255, 255, 255, 0.35), 0 0 0.8vw rgba(255, 255, 255, 0.5);
}

.nav-dot::before {
    content: attr(title);
    position: absolute;
    left: 2vw;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 64, 152, 0.95);
    color: #fff;
    padding: 0.5vh 0.8vw;
    border-radius: 0.25vw;
    font-size: 0.8vw;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
}

.nav-dot:hover::before {
    opacity: 1;
    visibility: visible;
    left: 2.2vw;
}

.nav-dots.on-light .nav-dot:not(:last-child)::after {
    background: rgba(0, 64, 152, 0.25);
}

.nav-dots.on-light .dot-inner {
    background: var(--ouc-blue);
    box-shadow: 0 0 0 0.25vw rgba(0, 64, 152, 0.2);
}

.nav-dots.on-light .nav-dot.active .dot-inner {
    background: var(--sky-blue);
    box-shadow: 0 0 0 0.25vw rgba(0, 160, 233, 0.3), 0 0 0.8vw rgba(0, 160, 233, 0.5);
}

.nav-dots.on-light .nav-dot::before {
    background: rgba(0, 64, 152, 0.95);
}

/* Research Grid (2x2) */
.research-grid {
    width: 100%;
    height: 100%;
    min-height: 40vh;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 1.2vw;
    border-radius: 0.5vw;
    overflow: hidden;
}

.research-grid-item {
    position: relative;
    overflow: hidden;
    border-radius: 0.15vw;
    background: #0a1628;
    opacity: 0;
    transform: translateY(2vh);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

#section-research.animated .research-grid-item:nth-child(1) {
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.1s;
}

#section-research.animated .research-grid-item:nth-child(2) {
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.3s;
}

#section-research.animated .research-grid-item:nth-child(3) {
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.5s;
}

#section-research.animated .research-grid-item:nth-child(4) {
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.7s;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.research-grid-item img {
    width: 100%;
    height: 100%;
    object-fit: fill;
    transition: transform 0.4s ease;
}

.research-grid-item:hover img {
    transform: scale(1.05);
}

.research-grid-caption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 64, 152, 0.7);
    color: #fff;
    padding: 0.6vh 0.8vw;
    font-size: 0.8vw;
    font-weight: 500;
    text-align: center;
    transition: background 0.3s ease;
}

.research-grid-item:hover .research-grid-caption {
    background: rgba(0, 64, 152, 0.9);
}

/* Section Join Us */
#section-join .container {
    position: relative;
    z-index: 2;
}

#bubbleCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.section-title-light {
    color: #fff;
}

.section-title-light::after {
    background-color: var(--sky-blue);
}

.text-content-light {
    color: rgba(255, 255, 255, 0.9);
}

.text-content-light p {
    line-height: 2;
}

.btn-more-light {
    color: #fff;
    border-bottom: 0.1vw solid rgba(255, 255, 255, 0.4);
}

.btn-more-light:hover {
    color: var(--sky-blue);
    border-color: var(--sky-blue);
}

.join-btns {
    display: flex;
    gap: 2vw;
    margin-top: 2vh;
}

.join-stats {
    display: flex;
    gap: 3vw;
    margin-top: 3vh;
    padding-top: 2vh;
    border-top: 0.05vw solid rgba(255, 255, 255, 0.15);
}

.join-stat-item {
    display: flex;
    flex-direction: column;
}

.join-stat-num {
    font-size: 2.2vw;
    font-weight: 700;
    color: var(--sky-blue);
    line-height: 1;
}

.join-stat-label {
    font-size: 0.85vw;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 0.5vh;
}

.join-img-col {
    background: transparent !important;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Join Video Wrapper */
.join-video-wrapper {
    width: 100%;
    height: 50vh;
    position: relative;
    padding: 0;
    border-radius: 0.5vw;
    background: linear-gradient(145deg, #001844, #002a66);
    box-shadow:
        0 0 0 0.4vw rgba(0, 160, 233, 0.3),
        0 0 0 0.8vw rgba(0, 64, 152, 0.2),
        0 0 3vw rgba(0, 160, 233, 0.4),
        inset 0 0 2vw rgba(0, 160, 233, 0.1),
        0 2vw 4vw rgba(0, 0, 0, 0.4);
    overflow: hidden;
}

.join-video-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(
        from 0deg,
        transparent 0deg,
        rgba(0, 160, 233, 0.6) 60deg,
        rgba(255, 255, 255, 0.8) 120deg,
        rgba(0, 160, 233, 0.6) 180deg,
        transparent 240deg
    );
    animation: rotateBorder 4s linear infinite;
    pointer-events: none;
}

.join-video-wrapper::after {
    content: '';
    position: absolute;
    inset: 0.6vw;
    background: #000;
    border-radius: 0.5vw;
    z-index: 1;
}

@keyframes rotateBorder {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.join-video-wrapper iframe {
    position: relative;
    width: calc(100% - 1.2vw);
    height: calc(100% - 1.2vw);
    margin: 0.6vw;
    border-radius: 0.5vw;
    border: none;
    z-index: 2;
}

.join-video-wrapper video {
    position: relative;
    width: calc(100% - 1.2vw);
    height: calc(100% - 1.2vw);
    margin: 0.6vw;
    border-radius: 0.5vw;
    border: none;
    z-index: 2;
    object-fit: cover;
    cursor: pointer;
}

/* stylelint-disable-next-line selector-pseudo-element-no-unknown */
.join-video-wrapper video::-webkit-media-controls {
    display: none !important;
}

/* stylelint-disable-next-line selector-pseudo-element-no-unknown */
.join-video-wrapper video::-webkit-media-controls-enclosure {
    display: none !important;
}

.video-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 5vw;
    height: 5vw;
    background: rgba(0, 160, 233, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    box-shadow: 0 0 0 0.4vw rgba(0, 160, 233, 0.3),
                0 0 2vw rgba(0, 160, 233, 0.6);
}

.video-play-button:hover {
    background: rgba(0, 160, 233, 1);
    transform: translate(-50%, -50%) scale(1.1);
    box-shadow: 0 0 0 0.6vw rgba(0, 160, 233, 0.4),
                0 0 3vw rgba(0, 160, 233, 0.8);
}

.video-play-button svg {
    width: 2.5vw;
    height: 2.5vw;
    fill: #fff;
}

.join-video-wrapper.playing .video-play-button {
    opacity: 0;
    pointer-events: none;
}

body.mobile-scroll #section-join {
    min-height: 100vh;
    padding: 15vh 5vw 10vh;
}

body.mobile-scroll #section-join #bubbleCanvas {
    display: none;
}

body.mobile-scroll #section-join .container {
    display: flex;
    flex-direction: column;
    gap: 6vh;
    max-width: 100%;
}

body.mobile-scroll #section-join .text-col,
body.mobile-scroll #section-join .img-col {
    float: none;
    width: 100%;
    max-width: 100%;
}

body.mobile-scroll #section-join .img-col {
    order: -1;
}

body.mobile-scroll #section-join .section-title {
    font-size: 8vw;
    color: var(--ouc-blue) !important;
}

body.mobile-scroll #section-join .section-title::after {
    width: 12vw;
    height: 0.8vw;
    background-color: var(--ouc-blue) !important;
}

body.mobile-scroll #section-join .text-content {
    color: var(--text-color);
    font-size: 4vw;
    line-height: 1.8;
}

body.mobile-scroll #section-join .text-content p {
    margin-bottom: 2vh;
}

body.mobile-scroll #section-join .btn-more {
    font-size: 4vw;
    color: var(--ouc-blue);
    border-bottom: 0.5vw solid var(--ouc-blue);
}

body.mobile-scroll #section-join .join-btns {
    gap: 5vw;
    margin-top: 3vh;
}

body.mobile-scroll #section-join .join-stats {
    gap: 6vw;
    margin-top: 4vh;
    padding-top: 3vh;
    border-top: 0.2vw solid rgba(0, 64, 152, 0.2);
}

body.mobile-scroll #section-join .join-stat-num {
    font-size: 6vw;
}

body.mobile-scroll #section-join .join-stat-label {
    font-size: 3.5vw;
    color: #666;
}

body.mobile-scroll #section-join .join-video-wrapper {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    border-radius: 2vw;
    box-shadow:
        0 0 0 1vw rgba(0, 160, 233, 0.3),
        0 0 0 2vw rgba(0, 64, 152, 0.2),
        0 0 6vw rgba(0, 160, 233, 0.4),
        inset 0 0 4vw rgba(0, 160, 233, 0.1),
        0 4vw 8vw rgba(0, 0, 0, 0.4);
}

body.mobile-scroll #section-join .join-video-wrapper::after {
    inset: 1.5vw;
    border-radius: 2vw;
}

body.mobile-scroll #section-join .join-video-wrapper video {
    width: calc(100% - 3vw);
    height: calc(100% - 3vw);
    margin: 1.5vw;
    border-radius: 2vw;
}

body.mobile-scroll #section-join .video-play-button {
    width: 15vw;
    height: 15vw;
    box-shadow: 0 0 0 1.2vw rgba(0, 160, 233, 0.3),
                0 0 5vw rgba(0, 160, 233, 0.6);
}

body.mobile-scroll #section-join .video-play-button:hover {
    box-shadow: 0 0 0 1.8vw rgba(0, 160, 233, 0.4),
                0 0 7vw rgba(0, 160, 233, 0.8);
}

body.mobile-scroll #section-join .video-play-button svg {
    width: 7vw;
    height: 7vw;
}

body.mobile-scroll .menu-btn {
    width: 8vw;
    height: 8vw;
    padding: 1.5vw;
    gap: 1vh;
}

body.mobile-scroll .menu-btn span {
    width: 100%;
    height: 0.8vh;
}

body.mobile-scroll .mega-close {
    width: 10vw;
    height: 10vw;
    top: 3vh;
    right: 5vw;
}

body.mobile-scroll .mega-close::before,
body.mobile-scroll .mega-close::after {
    width: 60%;
    height: 0.6vh;
}

@media (max-width: 768px) {
    body.main .logo-main .logo-img.logo-blue-layer {
        display: none !important;
        opacity: 0 !important;
    }

    body.main .logo-main.logo-use-blue .logo-img.i1 {
        opacity: 1 !important;
    }
}