/*-------------------- font --------------------*/

/* Self-hosted, subset to only the characters used on this page
   (regenerate with fonttools if the page copy changes). */
@font-face {
    font-family: 'Noto Sans TC';
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url('../fonts/noto-sans-tc-subset.woff2?v=20260914') format('woff2');
}

@font-face {
    font-family: 'Montserrat';
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url('../fonts/montserrat-subset.woff2?v=20260914') format('woff2');
}

/*-------------------- root --------------------*/

:root {
    --light-grey: #D4D4D4;
    --dark-grey: #585858;
    --light-bg: #E4EAF1;
    --eng-font: 'Montserrat', sans-serif;
    --font: 'Noto Sans TC', sans-serif, Arial, 'Segoe UI', 'Microsoft JhengHei';
    --dark-blue: #0F0342;
    --light-blue: #43BAEA;
    --light-yellow: #D6DB10;
    --accent: #FCC92C;
}

/*-------------------- global --------------------*/

html {
    overflow-x: hidden;
}

body {
    font-family: var(--font);
    height: 100%;
    letter-spacing: 1px;
    background-color: var(--dark-blue);
    color: #fff;
    position: relative;
    overflow: hidden;
}

body::after {
    content: "";
    background: url(../image/wave-r.png) no-repeat;
    display: block;
    width: 100%;
    height: 1400px;
    position: absolute;
    bottom: -6%;
    right: -50%;
    z-index: -2;
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: none;
}

section {
    padding: 6rem 0;
}

/* Bootstrap 5 introduced a new xxl breakpoint (>=1400px) that widens
   .container to 1320px; Bootstrap 4 (this design's original target)
   capped out at 1140px. Restore the original width on large screens. */
@media (min-width: 1400px) {
    .container {
        max-width: 1140px;
    }
}

.pc-show {
    display: block !important;
}

.mobile-show {
    display: none !important;
}

.light-yellow {
    color: var(--light-yellow);
}

@media(max-width:768px) {

    section {
        padding: 4rem 0;
    }

    .pc-show {
        display: none !important;
    }

    .mobile-show {
        display: block !important;
    }

}

@media(max-width:576px) {

    body {
        font-size: 0.85rem;
    }

}

/*-------------------- button --------------------*/

button:focus {
    outline: none;
}

.btn {
    border-radius: 50rem;
    padding: 0.375rem 1rem;
}

.btn.CTA {
    letter-spacing: 1.8px;
    font-weight: 700;
    font-size: 1.25rem;
}

.btn.eng {
    letter-spacing: 1.5px;
    font-weight: 700;
}

.btn.outline-white {
    color: #fff;
    border: 1px solid #fff;
}

.btn.outline-white:hover {
    background-color: rgba(255, 255, 255, 0.20);
    transition: all 0.3s;
}

.btn.light-yellow {
    background-color: var(--light-yellow);
    color: var(--dark-blue);
    padding: 0.5rem 3rem;
    min-width: 200px;
}

.btn.light-yellow:hover {
    transition: all 0.3s;
    box-shadow:
        0 0 14px 2px rgba(224, 232, 40, 0.55),
        0 0 40px 10px rgba(224, 232, 40, 0.32),
        0 0 80px 24px rgba(224, 232, 40, 0.18);
}

.btn.light-yellow.disabled:hover,
.btn.light-yellow:disabled:hover {
    box-shadow: none;
}

.btn.light-yellow.disabled:hover {
    transition: unset;
}

.btn.blue {
    background-color: var(--dark-blue);
    color: white;
    padding: 0.5rem 3rem;
    min-width: 200px;
}

.btn.blue:hover {
    background-color: #123799;
    transition: all 0.3s;
}

.btn.outline-blue {
    border: 1px solid var(--dark-blue);
    color: var(--dark-blue);
    padding: 0.5rem 3rem;
    min-width: 200px;
}

.btn.outline-blue:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border: 1px solid #123799;
    color: #123799;
    transition: all 0.3s;
}


/*-------------------- to the top btn --------------------*/

.funcBtnsBox {
    position: fixed;
    right: 40px;
    bottom: 40px;
    z-index: 98;
}

.gotopBtn {
    position: relative;
    background: rgba(255, 255, 255, 0.50);
    display: block;
    height: 60px;
    width: 60px;
    border-radius: 30px;
    cursor: pointer;
    opacity: 0.8;
}

.gotopBtn:hover {
    opacity: 1;
    transition: all 0.3s;
}

.gotopBtn i {
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    font-size: 1.5rem;
    color: #fff;
    font-weight: bold;
    color: var(--dark-blue);
}

@media(max-width:576px) {

    .funcBtnsBox {
        right: 20px;
        bottom: 20px;
    }

    .gotopBtn {
        height: 40px;
        width: 40px;
    }

}

/*-------------------- scrollbar --------------------*/

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.80);
}

::-webkit-scrollbar-thumb {
    background: rgba(117, 117, 117, 0.40);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(117, 117, 117, 0.80);
}

/*-------------------- text --------------------*/

h3.title {
    color: #fff;
    text-align: center;
    font-size: 2.5rem;
    font-weight: 300;
    letter-spacing: 4px;
}

.remark {
    font-size: 0.8rem;
    text-align: center;
}

.content {
    line-height: 2rem;
}

.content ul {
    list-style: disc;
    margin-left: 1.3rem;
}

.content ul ul {
    list-style-type: "– ";
    margin-left: 1.2rem;
    color: var(--dark-grey);
}

.eng {
    font-family: var(--eng-font);
}

@media (max-width:992px) {

    h3.title {
        font-size: 2rem;
    }

}

@media (max-width:768px) {

    .content {
        line-height: 1.5rem;
    }

}

@media (max-width:576px) {

    h3.title {
        font-size: 1.5rem;
    }

    .chairman-section h3.title {
        margin: 1rem auto -1rem;
    }

}

/*-------------------- header --------------------*/

header {
    padding: 2rem 0;
    position: fixed;
    top: 0;
    z-index: 999;
    width: 100vw;
}

.sticky-header {
    padding: 1rem 0;
    background-color: var(--dark-blue);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.30);
}

header .navbar-nav .nav-link {
    color: #fff;
    vertical-align: middle;
    padding: 0 0.75rem;
}

header .navbar-nav .nav-link.disabled {
    cursor: none;
}

header .navbar-nav .nav-link:hover {
    opacity: 0.6;
    transition: all 0.3s;
}

header .navbar-nav .nav-link.disabled:hover {
    opacity: 1;
}

header .navbar-nav .nav-link.active {
    color: var(--accent);
}

header .navbar-nav .dropdown {
    position: relative;
}

header .navbar-nav .dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 1rem;
    background-color: var(--dark-blue);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 0.25rem 0;
    width: max-content;
    min-width: 100%;
    font-size: inherit;
}

header .navbar-nav .dropdown-item {
    color: #fff;
    white-space: nowrap;
    font-size: inherit;
}

header .navbar-nav .dropdown-item:hover,
header .navbar-nav .dropdown-item:focus,
header .navbar-nav .dropdown-item:active {
    background-color: rgba(255, 255, 255, 0.10);
    color: #fff;
}

header .navbar-nav .dropdown-menu {
    padding: 0.5rem;
}

header .navbar-nav .nav-link.show {
    color: #fff;
}

.navbar button i {
    color: #fff;
}

.share-btn-area {
    font-weight: 900;
    font-size: 12px;
    line-height: 40px;
    margin: 0 0.75rem;
    padding: 0 0.75rem;
    border-radius: 50rem;
    color: #fff;
    border: 1px solid #fff;
}

img.share-btn {
    margin: 0 0.25rem;
}

img.share-btn:hover,
.icon-share-2:hover {
    opacity: 0.6;
    transition: all 0.3s;
}

.share-btn-area {
    width: 40px;
    height: 40px;
    padding: 0;
    margin: 0 0.5rem;
}

.share-btn-area:nth-child(3) {
    margin: 0 0.5rem 0 0;
}

.share-btn-area .navbar-toggler {
    padding: 0;
    margin: auto;
    height: 100%;
}

.share-btn-area .navbar-nav {
    position: fixed;
    top: 80px;
}

.share-btn-area .navbar-nav a {
    display: block;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--dark-blue);
    border: 1px solid rgba(255, 255, 255, 0.30);
}

img.share-btn {
    display: block;
    margin: auto;
    padding-top: 8px;
}

@media (max-width:992px) {

    header {
        padding: 0.5rem 0;
    }

    .sticky-header {
        padding: 0.5rem 0;

    }

    nav .navbar-nav {
        position: fixed;
        width: 100%;
        left: 0;
        top: 63px;
        /*        background-color: rgba(62, 29, 111, 0.70);*/
        background-color: var(--dark-blue);
        padding: 1rem;
    }

    header nav .navbar-nav .nav-link {
        padding: 0.5rem;
        text-align: center;
    }

    header .navbar-nav .dropdown-menu {
        position: static;
        left: auto;
        transform: none;
        width: 100%;
        text-align: center;
        margin-top: 0.25rem;
    }

    header nav button[aria-expanded="true"] i.icon-menu:before {
        content: "\e8f6";
    }

    .CTA-btn-area {
        height: 40px;
    }

    .CTA-btn-area .btn {
        font-size: 0.8rem;
    }

    .share-btn-area .navbar-nav {
        top: 60px;
    }

}

/*-------------------- KV banner-section --------------------*/

section.KV-section {
    position: relative;
    min-height: 900px;
    overflow: hidden;
    width: 100%;
}

.banner-text {
    width: 100%;
}

section.KV-section .kv-area {
    transform: scale(1.75) translateX(5%);
}

.banner-text-area {
    z-index: 99;
}


@media (max-width:992px) {

    section.KV-section {
        min-height: unset;
    }

    .KV-section .banner-text-area button {
        display: block;
        margin: auto;
    }

    section.KV-section .kv-area {
        transform: scale(1) translateX(0);
    }

}

.hero__particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  mix-blend-mode: screen;      /* 光點以加亮模式疊上，不會遮住畫面 */
  pointer-events: none;
}


/*-------------------- mouse scroll effect --------------------*/

.mouse {
    position: absolute;
    bottom: 40px;
    z-index: 5;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    transform: translateX(-50%);
    display: block;
}

.mouse .mouse-icon {
    display: block;
    width: 25px;
    height: 45px;
    border: 2px solid white;
    border-radius: 15px;
    cursor: pointer;
    position: relative;
    text-align: center;
    -webkit-transition: .3s all ease-in-out;
    -o-transition: .3s all ease-in-out;
    transition: .3s all ease-in-out;
}

.mouse .mouse-wheel {
    height: 4px;
    margin: 2px auto 0;
    display: block;
    width: 4px;
    background-color: white;
    border-radius: 50%;
    -webkit-animation: 1.6s ease infinite wheel-up-down;
    -moz-animation: 1.6s ease infinite wheel-up-down;
    animation: 1.6s ease infinite wheel-up-down;
}

.mouse:hover .mouse-icon {
    border-color: #fff;
}

@-webkit-keyframes wheel-up-down {

    0% {
        margin-top: 2px;
        opacity: 0;
    }

    30% {
        opacity: 1;
    }

    100% {
        margin-top: 20px;
        opacity: 0;
    }

}

@-moz-keyframes wheel-up-down {

    0% {
        margin-top: 2px;
        opacity: 0;
    }

    30% {
        opacity: 1;
    }

    100% {
        margin-top: 20px;
        opacity: 0;
    }

}

@keyframes wheel-up-down {

    0% {
        margin-top: 2px;
        opacity: 0;
    }

    30% {
        opacity: 1;
    }

    100% {
        margin-top: 20px;
        opacity: 0;
    }

}

@media(max-width:768px) {

    .mouse {
        bottom: 0;
    }

}

/*-------------------- thirty-section --------------------*/

section.thirty-section {
    position: relative;
    max-width: 1600px;
    margin: auto;
}

section.thirty-section::after {
    content: "";
    display: block;
    width: 100%;
    height: 350px;
    position: absolute;
    bottom: 90px;
    background: linear-gradient(180deg, rgba(15, 3, 66, 0.00) 0%, #0F0342 100%);
    z-index: 2;
}

section.thirty-section .container-fluid .content {
    position: relative;
    background: url('../image/thirty-bg.png') no-repeat center center;
    background-size: cover;
    border-radius: 4rem;
    padding-bottom: 180px;
}

.thirty-video {
    max-width: 800px;
}

@media (max-width: 768px) {

    section.thirty-section::after {
        bottom: 60px;
    }

}
/*-------------------- chairman-section --------------------*/

section.chairman-section {
    background-image:
        radial-gradient(closest-side circle at 50% 50%, rgba(140, 80, 220, 0.34) 0%, rgba(140, 80, 220, 0) 78%),
        radial-gradient(closest-side circle at 50% 50%, rgba(67, 186, 234, 0.30) 0%, rgba(67, 186, 234, 0) 76%);
    background-repeat: no-repeat, no-repeat;
    background-size: 760px 760px, 820px 820px;
    background-position: left -260px top -60px, left 42% top -140px;
    position: relative;
    /*overflow: hidden;*/
}

section.chairman-section::before {
    content: "";
    background-image:
        radial-gradient(closest-side circle at 36% 34%, rgba(214, 78, 152, 0.48) 0%, rgba(214, 78, 152, 0) 64%),
        radial-gradient(closest-side circle at 58% 58%, rgba(120, 80, 220, 0.68) 0%, rgba(120, 80, 220, 0) 95%);
    background-repeat: no-repeat;
    background-size: 850px 850px;
    filter: blur(30px);
    mix-blend-mode: screen;
    pointer-events: none;
    display: block;
    width: 100%;
    position: absolute;
    height: 100%;
    top: 0;
    right: -70%;
    z-index: -1;
}

section.chairman-section::after {
    content: "";
    background-image:
        radial-gradient(closest-side circle at 50% 50%, rgba(214, 78, 152, 0.30) 0%, rgba(214, 78, 152, 0) 66%),
        radial-gradient(closest-side circle at 50% 50%, rgba(140, 80, 220, 0.46) 0%, rgba(140, 80, 220, 0) 76%),
        url(../image/wave-l.png);
    background-repeat: no-repeat, no-repeat, no-repeat;
    background-size: 700px 900px, 800px 900px, auto;
    background-position: calc(8% + 200px) -200px, calc(14% + 200px) -140px, left top;
    display: block;
    width: 100%;
    height: 1400px;
    position: absolute;
    top: 50%;
    z-index: -1;
}

.chairman-section .container {
    background: rgba(255, 255, 255, 0.30);
    backdrop-filter: blur(10px);
    border-radius: 2rem;
}

.chairman-section .chairman-word {
    padding: 3rem 0 1rem;
    margin-top: 2rem;
}

.chairman-section .content {
    margin: 3rem 3rem 4rem;
}

.chairman-section .content.ellipsis {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 8;
    -webkit-box-orient: vertical;
}

.chairman-section button {
    display: block;
    margin-bottom: 4rem;
    font-size: 18px;
}

.chairman-section .chairman-img {
    width: 80%;
    max-width: 100%;
    margin: 4rem 10% 0 10%;
    border-radius: 1rem;
}

.chairman-section .pc-show {
    /*padding: 1rem 0 0 0;*/
    margin: auto;
}

.chairman-section .mobile-show .chairman-img {
    max-width: 100%;
    margin-top: 2rem;
    border-radius: 1rem;
}

@media (max-width:1200px) {

    .chairman-section .chairman-img {
        width: 92% !important;
    }

}

@media (max-width:992px) {

    section.chairman-section {
        background-size: 100% 360px;
    }

    .chairman-section .chairman-word {
        padding: 0;
    }

    .chairman-section .chairman-img {
        width: 90% !important;
    }

    .chairman-section button {
        margin-bottom: 2rem;
    }

    .chairman-section .content.ellipsis {
        -webkit-line-clamp: 6;
    }

}

@media (max-width:768px) {

    section.chairman-section {
        background: none;
    }

    .chairman-section .chairman-img {
        margin: 0 5%;
    }

}

/*-------------------- speakers-section --------------------*/

section.speakers-section {
    padding-bottom: 1rem;
    position: relative;
}

section.speakers-section::before {
    content: "";
    background-image:
        radial-gradient(closest-side circle at 42% 40%, rgba(67, 186, 234, 0.40) 0%, rgba(67, 186, 234, 0) 95%),
        radial-gradient(closest-side circle at 62% 58%, rgba(140, 80, 220, 0.58) 0%, rgba(140, 80, 220, 0) 72%);
    filter: blur(30px);
    mix-blend-mode: screen;
    pointer-events: none;
    background-repeat: no-repeat;
    background-size: 850px 850px;
    display: block;
    width: 850px;
    height: 850px;
    position: absolute;
    bottom: 80px;
    left: calc(18% - 300px);
    z-index: -1;
    opacity: .8;
}

section.speakers-section::after {
    content: "";
    background: url(../image/wave-r.png) no-repeat;
    display: block;
    width: 100%;
    height: 1400px;
    position: absolute;
    top: 20%;
    right: -50%;
    z-index: -1;
}

@media(min-width:1440px) {

    body::after,
    section.speakers-section::after {
        right: -70%;

    }

}

@media(min-width:2400px) {

    body::after,
    section.speakers-section::after {
        right: -80%;

    }

}

section.speakers-section h4 {
    display: inline-block;
    border-radius: 30px;
    background: rgba(56, 78, 209, 0.30);
    backdrop-filter: blur(30px);
    padding: 8px 32px;
    color: #FFF;
    letter-spacing: 1.2px;
    margin-bottom: 2rem;
}

.speaker-brief {
    border-radius: 30px;
    background: rgba(56, 78, 209, 0.30);
    backdrop-filter: blur(5px);
    text-align: center;
    padding: 3rem 2.5rem;
    height: 100%;
    cursor: pointer;
    transition: transform 0.3s;
}

.speaker-brief:hover {
    transform: translateY(-10px);
}

.speakers {
    position: relative;
}

/* 理事長區塊下方完整光暈 */
.speakers::before {
    content: "";
    display: block;
    position: absolute;
    width: 850px;
    height: 850px;
    top: -800px;
    left: calc(8% + 200px);
    background-image:
        radial-gradient(closest-side circle at 40% 40%, rgba(214, 78, 152, 0.42) 0%, rgba(214, 78, 152, 0) 70%),
        radial-gradient(closest-side circle at 58% 56%, rgba(140, 80, 220, 0.52) 0%, rgba(140, 80, 220, 0) 78%);
    filter: blur(30px);
    mix-blend-mode: screen;
    pointer-events: none;
    opacity: .4;
    z-index: -1;
}

/* 講者區左下紫色光暈 */
.speakers::after {
    content: "";
    display: block;
    position: absolute;
    width: 850px;
    height: 850px;
    bottom: -110px;
    left: -480px;
    background-image:
        radial-gradient(closest-side circle at 42% 40%, rgba(214, 78, 152, 0.34) 0%, rgba(214, 78, 152, 0) 68%),
        radial-gradient(closest-side circle at 56% 56%, rgba(140, 80, 220, 0.50) 0%, rgba(140, 80, 220, 0) 78%);
    filter: blur(30px);
    mix-blend-mode: screen;
    pointer-events: none;
    opacity: .85;
    z-index: -1;
}

.speakers .row {
    align-items: stretch;
}

.speakers .row>[class*="col-"] {
    display: flex;
    margin-bottom: 3rem;
}

.speakers .speaker-brief {
    background: rgba(70, 188, 215, 0.30);
    width: 100%;
}

.speakers .col-lg-4:first-child .speaker-brief {
    background: rgba(149, 81, 186, 0.30);
}

.speakers-section .speaker-img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 50%;
    position: relative;
    cursor: pointer;
    margin-bottom: 1rem;
    max-width: 254px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.speaker-brief:hover .speaker-img {
    opacity: 0.8;
    transition: all 0.3s;
}

.speakers-section .speaker-name {
    font-weight: 700;
}

.speakers-section .speaker-title {
    color: var(--light-grey);
    font-size: 1.125rem;
    line-height: normal;
    letter-spacing: 0.05625rem;
}

@media (max-width:992px) {

    section.speakers-section h4 {
        writing-mode: unset;
        text-orientation: unset;
        letter-spacing: 6px;
        font-size: 20px;
        position: unset;
        text-align: center;
        margin-bottom: 3rem;
    }

    .speakers-section .speaker-img {
        width: 80%;
    }

}

@media (max-width:768px) {

    .speakers-section .speaker-img {
        width: 100%;
    }

}

@media (max-width:576px) {

    .speaker-brief {
        padding: 1rem;
    }

    .speaker-name {
        font-size: 1rem;
    }

    .speakers-section .speaker-title {
        font-size: 0.8rem
    }
}



/*-------------------- agenda-section --------------------*/

section.agenda-section {
    background-image: url('../image/agenda-bg.jpg');
    background-repeat: no-repeat;
    background-size: 100% 100%;
    position: relative;
}

section.agenda-section::before {
    content: "";
    background-image:
        radial-gradient(closest-side circle at 42% 40%, rgba(67, 186, 234, 0.66) 0%, rgba(67, 186, 234, 0) 95%),
        radial-gradient(closest-side circle at 62% 58%, rgba(140, 80, 220, 0.58) 0%, rgba(140, 80, 220, 0) 72%);
    filter: blur(30px);
    mix-blend-mode: screen;
    pointer-events: none;
    background-repeat: no-repeat;
    background-size: 850px 850px;
    display: block;
    width: 850px;
    height: 850px;
    position: absolute;
    top: -300px;
    left: 62%;
    z-index: 0;
    opacity: .6;
}

section.agenda-section h3.title {
    color: #fff;
    margin-bottom: 3rem;
}

.agenda-container {
    position: relative;
    margin: 0 auto 2rem;
}

.agenda {
    display: grid;
    gap: 1rem;
}

.agenda-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    border-radius: 10px;
    background: rgba(15, 3, 66, 0.60);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.agenda-item .agenda-time {
    width: 30%;
    padding-right: 2.5rem;
    text-align: right;
    font-family: var(--eng-font);
    font-weight: 700;
    font-size: 2rem;
}

.agenda-item .agenda-content {
    width: 70%;
}

.agenda-item .agenda-content .notation {
    background-color: var(--accent-blue);
    border-radius: 50rem;
    padding: 0.5rem 1rem;
    font-family: var(--eng-font);
    font-weight: 900;
    display: inline-block;
    margin: 0.5rem 0 1rem;
}

.agenda-item .agenda-content .notation .chinese {
    font-weight: 700;
    font-family: var(--font);
    margin-left: 0.5rem;
}

.agenda-section .chinese .speaker-name,
.agenda-section .eng .speaker-name {
    font-size: 1.5rem;
    margin-right: 1rem;
}

.agenda-section .chinese .speaker-name {
    font-weight: 700;
}

.agenda-section .chinese .speaker-title,
.agenda-section .eng .speaker-title {
    font-size: 1.125rem;
}

.agenda-section .eng {
    font-family: var(--eng-font);
}

.agenda-section .eng .speaker-name {
    font-weight: 900;
}

.agenda-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 0;
}

.agenda-subtitle {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--light-blue);
    margin: 1rem 0;
}

.agenda-title-eng {
    font-family: var(--eng-font);
    font-size: 1.125rem;
}

.speaker-sort {
    font-size: 1.25rem;
    padding: 1rem 0;
}

.speaker-sort .chinese {
    font-family: var(--font);
    font-weight: 700;
    color: var(--dark-blue);
    background-color: var(--accent);
    border-radius: 0.5rem;
    padding: 0.5rem 1.25rem;
}

.agenda-section .speaker {
    margin: 1rem 0;
}

.agenda-section p.remark {
    color: var(--light-grey);
    margin: 1.5rem auto 0;
    width: fit-content;
    text-align: left;
}

@media (max-width: 992px) {

    section.agenda-section {
        background-size: cover;
    }

    .agenda:before {
        width: 3px;
    }

    .agenda-item .agenda-time {
        font-size: 1rem;
        padding-right: 0;
    }

    .agenda-item .agenda-time:before {
        width: 15px;
        height: 15px;
        border-width: 3px;
        right: 0;
        top: 4px;
    }

    .agenda-item .agenda-content {
        padding-left: 10px;
    }

    .agenda-title {
        font-size: 1.25rem;
    }

    .agenda-subtitle {
        font-size: 1rem;
    }

    .speaker-sort {
        padding: 1rem 0;
    }

    .speaker-sort,
    .agenda-title-eng {
        font-size: 1rem;
    }

    .agenda-item .agenda-content .notation {
        margin: -0.5rem 0 0.5rem;
    }

    .agenda-section .chinese .speaker-name,
    .agenda-section .eng .speaker-name {
        font-size: 1rem;
        margin-right: 0.5rem;
    }

    .agenda-section .chinese .speaker-title,
    .agenda-section .eng .speaker-title {
        font-size: 0.9rem;
    }

}

@media (max-width: 475px) {

    .agenda-item {
        padding-left: 0.5rem;
    }

    .agenda-item .agenda-time {
        width: 40%;
        font-size: 0.8rem;
    }

}

/*-------------------- sponsors-section --------------------*/

.sponsors-video {
    margin: 4rem 0 0;
}

.sponsors-video div {
    margin-bottom: 1rem;
}

.video-item h4 {
    color: #fff;
    font-size: 1.15rem;
    font-weight: 700;
    text-align: center;
    margin-top: 0.5rem;
}

.video-item:hover {
    display: block;
    transform: translateY(-10px);
    transition: all 0.3s;
}

.sponsors-section iframe {
    width: 100%;
    height: 100%;
}


.sponsors-sort {
    text-align: center;
    margin-top: 4rem;
}

.sponsors-sort .eng {
    font-family: var(--eng-font);
    color: #394183;
    font-size: 8rem;
    font-weight: 900;
}

.sponsors-sort .chinese {
    background-color: var(--accent);
    color: var(--dark-blue);
    border-radius: 50rem;
    padding: 0.5rem 1rem;
    font-weight: 700;
    display: inline-block;
    position: relative;
    bottom: 90px;
}

.sponsors-block {
    margin-top: -3rem;
}

.sponsors-block div {
    margin-bottom: 1rem;
}

.sponsors-section .sponsors-block:last-child {
    margin-bottom: 4rem;
}

.sponsors-booth {
    margin-top: 12rem;
}

.sponsors-booth p.remark {
    margin: -5.5rem auto 4rem;
}

.sponsor-item {
    padding: 0.5rem 0.5rem;
    border-radius: 0.75rem;
    background-color: #fff;
    display: inline-block;
    width: 100%;
}

.sponsor-item img {
    width: 100%;
    aspect-ratio: 2/1;
    object-fit: contain;
}

.sponsor-item:hover img {
    transform: scale(1.1);
    transition: all 0.3s;
}

.sponsor-item--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 2/1;
    background-color: transparent;
    border: 1px dashed rgba(255, 255, 255, 0.5);
    color: #fff;
    text-align: center;
    font-size: 0.85rem;
    font-weight: 700;
}

.booth-block {
    max-width: 720px;
    margin: -3rem auto;
}

.sponsors-block .booth-item {
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    margin-right: 1rem;
    margin-bottom: 1.5rem;
    border: 1px solid #fff;
    padding: 0.75rem 1.25rem;
    border-radius: 0.25rem;
}


@media (min-width:992px) {

    .video-col {
        -ms-flex: 0 0 20%;
        flex: 0 0 20%;
        max-width: 20%;
    }

}

@media (max-width:992px) {

    .sponsors-sort .eng {
        font-size: 4.5rem;
    }

    .sponsors-sort .chinese {
        bottom: 70px;
    }

}

@media (max-width:768px) {

    section.sponsors-section {
        background-size: cover;
    }

    .sponsors-video {
        margin-top: 1rem;
    }


    .video-item h4 {
        margin-bottom: 1rem;
    }

    .sponsors-sort {
        margin-top: 2rem;
    }

    .sponsors-booth {
        margin-top: 12rem;
    }

    .sponsors-section .sponsors-block:last-child {
        margin-bottom: 1rem;
    }

}

/*-------------------- location-section --------------------*/

section.location-section {
    position: relative;
    overflow: hidden;
}

/* 左下角光暈（與右側對稱、強度較低） */
section.location-section {
    background-image:
        radial-gradient(closest-side circle at 44% 42%, rgba(146, 82, 220, 0.30) 0%, rgba(146, 82, 220, 0) 78%),
        radial-gradient(closest-side circle at 58% 62%, rgba(214, 78, 152, 0.20) 0%, rgba(214, 78, 152, 0) 70%);
    background-repeat: no-repeat;
    background-position: left -180px center;
    background-size: 850px 850px;
}

section.location-section::before {
    content: "";
    background: url(../image/wave-l.png) no-repeat;
    display: block;
    width: 100%;
    height: 1400px;
    position: absolute;
    top: 0;
    z-index: -1;
}

section.location-section::after {
    content: "";
    background-image:
        radial-gradient(closest-side circle at 46% 40%, rgba(252, 201, 44, 0.44) 0%, rgba(255, 200, 0, 0) 60%),
        radial-gradient(closest-side circle at 60% 58%, rgba(232, 62, 140, 0.46) 0%, rgba(255, 20, 130, 0) 68%),
        radial-gradient(closest-side circle at 38% 70%, rgba(146, 82, 220, 0.46) 0%, rgba(150, 50, 255, 0) 70%),
        radial-gradient(closest-side circle at 70% 30%, rgba(240, 130, 90, 0.32) 0%, rgba(255, 110, 60, 0) 60%);
    background-repeat: no-repeat;
    background-size: 850px 850px;
    filter: blur(30px) saturate(1.25);
    mix-blend-mode: screen;
    pointer-events: none;
    display: block;
    width: 100%;
    height: 100%;
    position: absolute;
    top: -2%;
    left: 70%;
    z-index: -1;
}

section.location-section .container {
    padding: 3rem 2rem;
    border-radius: 10px;
    background: rgba(0, 0, 0, 0.40);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(10px);
}

section.location-section h3.title {
    color: #fff;
}

.location-title,
.location-title-eng {
    color: var(--accent);
    text-align: center;
}

.location-title {
    font-size: 1.6rem;
    font-weight: 300;
    letter-spacing: 2px;
    margin-top: 4rem;
}

.location-title-eng {
    font-family: var(--eng-font);
    font-weight: 900;
    letter-spacing: 1.5px;
    line-height: 1.75rem;
}

.location-section .map {
    font-size: 1.15rem;
    text-align: center;
    color: var(--light-grey);
    letter-spacing: 1.5px;
    margin: 1rem auto 1rem;
}

.location-section .google-map {
    width: fit-content;
    margin: auto;
}

.location-section .google-map iframe {
    max-width: 100% !important;
}

.location-section .note {
    white-space: pre-line;
    max-width: 900px;
    margin: auto;
}

.location-section .contact {
    max-width: 900px;
    margin: auto;
}

.contact-title {
    font-size: 1.15rem;
    padding: 2rem 0 1rem;
    color: var(--accent);
}

.contact-title::after {
    content: " ";
    display: block;
    height: 1px;
    margin-top: 0.5rem;
    background: var(--accent);
}

.contact-info {
    font-family: var(--eng-font);
    font-size: 1.25rem;
}

.contact-info .name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-right: 3rem;
    width: 50px;
}

.contact-info i {
    padding: 0 0.5rem;
}

.contact-info a {
    margin-right: 1rem;
    color: #fff;
}

.contact-info a:hover {
    opacity: 0.8;
    transition: all 0.3s;
}

@media(max-width:768px) {

    section.location-section {
        background-size: unset;
    }

    .location-title {
        font-size: 1.25rem;
        margin-top: 2rem;
    }

    .location-title-eng {
        padding-top: 1rem;
        line-height: 1rem;
    }

    .location-section .map {
        font-size: 1rem;
    }

    .contact-title {
        font-size: 1rem;
    }

}

/*-------------------- footer --------------------*/

footer {
    text-align: center;
    padding: 4rem 0 1rem;
    position: relative;
}

/* 左下角光暈：跨越會場資訊與 footer，整顆不被區塊裁切 */
footer::before {
    content: "";
    display: block;
    position: absolute;
    left: 40px;
    top: -520px;
    width: 850px;
    height: 850px;
    background-image:
        radial-gradient(closest-side circle at 46% 40%, rgba(252, 201, 44, 0.44) 0%, rgba(255, 200, 0, 0) 60%),
        radial-gradient(closest-side circle at 60% 58%, rgba(232, 62, 140, 0.46) 0%, rgba(255, 20, 130, 0) 68%),
        radial-gradient(closest-side circle at 38% 70%, rgba(146, 82, 220, 0.46) 0%, rgba(150, 50, 255, 0) 70%),
        radial-gradient(closest-side circle at 70% 30%, rgba(240, 130, 90, 0.32) 0%, rgba(255, 110, 60, 0) 60%);
    filter: blur(30px) saturate(1.25);
    mix-blend-mode: screen;
    pointer-events: none;
    z-index: -1;
}


.footer-logo:hover {
    opacity: 0.8;
    transition: all 0.3s;
}

footer p.brief {
    font-size: 0.8rem;
    line-height: 1.5rem;
    color: var(--light-grey);
    margin: 2rem auto 0;
}

p.copyright {
    font-family: var(--eng-font);
    font-size: 0.8rem;
    margin: 1rem auto;
}

@media(max-width:992px) {

    footer p.brief {
        padding: 0 1rem;
    }

}

/*-------------------- modal --------------------*/

.modal-content {
    max-height: 90vh;
    border-radius: 1.25rem;
    /* background: linear-gradient(0deg, rgba(255, 255, 255, 0.80) 0%, rgba(255, 255, 255, 0.80) 100%), url(../image/modal-bg.jpg) lightgray 50% / cover no-repeat;
    backdrop-filter: blur(30px); */
    box-shadow: rgba(255, 255, 255, 0.4) 0px 0px 40px 0px;
}

.modal-header {
    background: url(../image/modal-header.jpg) 50% 50%;
    color: var(--dark-blue);
    border-top-left-radius: 1.25rem;
    border-top-right-radius: 1.25rem;
}

.modal-body {
    color: var(--dark-grey);
    padding: 1rem 2rem;
    line-height: 2rem;
}

.modal-body {
    overflow-y: auto;
}

@media (max-width:768px) {

    .modal-body {
        padding: 1rem;
        line-height: 1.5rem;
    }

}

/*registrationModal*/

.registrationModal .modal-dialog {
    max-width: 700px;
    white-space: pre-line;
}

.registrationModal .modal-header {
    position: relative;
    justify-content: center;
}

.registrationModal h6 {
    margin: 0;
    padding: 1rem 2.5rem;
    font-size: 1.15rem;
    font-weight: 700;
    text-align: center;
}

.registrationModal .modal-header .btn-close {
    position: absolute;
    top: 50%;
    right: 1rem;
    transform: translateY(-50%);
    margin: 0;
}

.registrationModal .modal-footer {
    justify-content: center;
    border-top: none;
}

.registrationModal button:not(.btn-close) {
    min-width: 150px;
    min-height: 40px;
    font-weight: 700;
}

.registrationModal .remark {
    color: var(--dark-grey);
}

/*speakerModal*/

.speakerModal .modal-dialog {
    width: 1000px;
    max-width: 90vw;
}

.speakerModal h6 {
    font-weight: 700;
    font-size: 1.25rem;
}

.speakerModal h6 span.eng {
    font-weight: 900;
    margin-left: 0.5rem;
}

.modal-img {
    width: 100px;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid #fff;
    margin-right: 2rem;
}

.speakerModal .modal-header p {
    color: var(--dark-grey);
    margin: 0.25rem 0;
}

p.content-title {
    font-family: var(--eng-font);
    font-weight: 900;
    color: var(--dark-blue);
    font-size: 1.125rem;
    margin: 0.5rem 0;
}

@media(max-width:768px) {

    .modal-img {
        width: 60px;
        margin-right: 1rem;
    }

}

/*videoModal*/

.videoModal .modal-content {
    position: relative;
}

.videoModal button.btn-close {
    position: absolute;
    top: -50px;
    right: 0;
    background-color: #fff;
    border-radius: 50%;
    padding: 0.5rem;
}

.videoModal .modal-body {
    border-radius: 0.5rem;
}

/*演講稿提供後刪除以下段落*/
/*.chairman-section .content.ellipsis {
    margin: 30% auto;
}

@media (max-width:768px) {
    .chairman-section .content.ellipsis {
        margin: 0 auto 3rem;
    }
}*/