/*--------------------------------------------------------------
# General
--------------------------------------------------------------*/
html {
    scroll-behavior: smooth;
}

body {
    font-size: 18px;
    line-height: 1.8;
    color: #333333;
    font-family: 'Roboto', 'Noto Sans TC', Arial, '微軟正黑體', '新細明體', Helvetica, sans-serif;
}


a {
    color: #25bd67;
    text-decoration: none;
}

a:hover {
    color: #17bba6;
    text-decoration: none;
}

.heading-main {
    position: relative;
    padding: .7em 1.3em;
    color: #25bd67;
    text-align: center;
    margin-bottom: 3.2rem;
    line-height: 1.5;
}

.heading-main::before,
.heading-main::after {
    display: inline-block;
    position: absolute;
    width: 1em;
    height: 1em;
    content: '';
}

.heading-main::before {
    top: 0;
    left: 0;
    border-top: 5px solid #0098DF;
    border-left: 5px solid #0098DF;
}

.heading-main::after {
    bottom: 0;
    right: 0;
    border-bottom: 5px solid #0098DF;
    border-right: 5px solid #0098DF;
}

.color_m {
    color: #F46261;
}

.linemark {
    background: -webkit-gradient(linear, left top, left bottom, color-stop(55%, transparent), color-stop(55%, #f4f869));
    background: linear-gradient(transparent 55%, #f4f869 55%);
    display: inline-block;
}

/*--------------------------------------------------------------
# 共用
--------------------------------------------------------------*/
section {
    padding: 100px 20px;
    overflow: hidden;
}

.section-bg {
    background-color: #F3FCF4;
}

.section-title {
    text-align: center;
    padding-bottom: 30px;
}

.section-title h2 {
    font-size: 32px;
    font-weight: bold;
    text-transform: uppercase;
    margin-bottom: 20px;
    padding-bottom: 20px;
    position: relative;
}

.section-title h2::after {
    content: "";
    position: absolute;
    display: block;
    width: 50px;
    height: 3px;
    background: #00d15f;
    bottom: 0;
    left: calc(50% - 25px);
}

.section-title p {
    margin-bottom: 0;
}


/*--------------------------------------------------------------
# Back to top button
--------------------------------------------------------------*/
.back-to-top {
    position: fixed;
    visibility: hidden;
    opacity: 0;
    right: 15px;
    bottom: 15px;
    z-index: 996;
    background: #00d15f;
    width: 40px;
    height: 40px;
    border-radius: 4px;
    transition: all 0.4s;
}

.back-to-top i {
    font-size: 28px;
    color: #fff;
    line-height: 0;
}

.back-to-top:hover {
    background: #008d3f;
    color: #fff;
}

.back-to-top.active {
    visibility: visible;
    opacity: 1;
}


/*--------------------------------------------------------------
# Disable aos animation delay on mobile devices
--------------------------------------------------------------*/
@media screen and (max-width: 768px) {
    [data-aos-delay] {
        transition-delay: 0 !important;
    }
}

/*--------------------------------------------------------------
# Header
--------------------------------------------------------------*/
#header {
    transition: all 0.5s;
    z-index: 997;
    padding: 20px 0;
    background: rgba(3, 185, 251, 0.6);
}

#header.header-scrolled,
.page-nav {
    background: rgba(3, 185, 251, 0.9);
    padding: 12px 0;
}


#header .logo img,
.page-nav .logo img {
    width: 150px;
}


/*--------------------------------------------------------------
# Navigation Menu
--------------------------------------------------------------*/
/*----- Desktop Navigation-----*/
.navbar {
    padding: 0;
}

.navbar ul {
    margin: 0;
    padding: 0;
    display: flex;
    list-style: none;
    align-items: center;
}

.navbar li {
    position: relative;
}

.navbar>ul>li {
    padding: 10px 0 10px 24px;
}

.navbar a,
.navbar a:focus {
    display: flex;
    align-items: center;
    /* justify-content: space-between; */
    padding: 0 3px;
    color: #fff;
    white-space: nowrap;
    transition: 0.3s;
    position: relative;
}

.navbar a i,
.navbar a:focus i {
    font-size: 12px;
    line-height: 0;
    margin-left: 5px;
}

.navbar>ul>li>a:before {
    content: "";
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #fff;
    visibility: hidden;
    width: 0px;
    transition: all 0.3s ease-in-out 0s;
}

.navbar a:hover:before,
.navbar li:hover>a:before,
.navbar .active:before {
    visibility: visible;
    width: 100%;
}

.navbar a:hover,
.navbar .active,
.navbar .active:focus,
.navbar li:hover>a {
    color: #fff;
}

.navbar .getstarted,
.navbar .getstarted:focus {
    padding: 8px 25px;
    margin-left: 30px;
    border-radius: 5px;
    color: #fff;
    transition: 0.3s;
    font-size: 14px;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.navbar .getstarted:hover,
.navbar .getstarted:focus:hover {
    color: #fff;
    border-color: #fff;
}

.navbar .getstarted:before,
.navbar li:hover>.getstarted:before {
    visibility: hidden;
}

.navbar .signup {
    color: #FE7D21;
    background-color: #ffffff;
    padding: 5px 15px;
}

.navbar .signup:hover,
.navbar .signup:focus,
.signup:active {
    color: #FE7D21;
    font-weight: 500;
    background-color: #FCFCD4;
}


/*----- Mobile Navigation -----*/

.mobile-nav-toggle {
    color: #fff;
    font-size: 28px;
    cursor: pointer;
    display: none;
    line-height: 0;
    transition: 0.5s;
}

@media (max-width: 991px) {
    .mobile-nav-toggle {
        display: block;
    }

    .navbar ul {
        display: none;
    }
}

.navbar-mobile {
    position: fixed;
    overflow: hidden;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    background: rgba(28, 47, 65, 0.9);
    transition: 0.3s;
    z-index: 999;
}

.navbar-mobile .mobile-nav-toggle {
    position: absolute;
    top: 15px;
    right: 15px;
}

.navbar-mobile ul {
    display: block;
    position: absolute;
    top: 55px;
    right: 15px;
    bottom: 15px;
    left: 15px;
    padding: 10px 0;
    background-color: #fff;
    overflow-y: auto;
    transition: 0.3s;
}

.navbar-mobile>ul>li {
    padding: 0;
}

.navbar-mobile a,
.navbar-mobile a:focus {
    padding: 10px 20px;
    font-size: 20px;
    color: #212121;
}

.navbar-mobile a:hover:before,
.navbar-mobile li:hover>a:before,
.navbar-mobile .active:before {
    visibility: hidden;
}

.navbar-mobile a:hover,
.navbar-mobile .active,
.navbar-mobile li:hover>a {
    color: #5846f9;
}

.navbar-mobile .getstarted,
.navbar-mobile .getstarted:focus {
    margin: 15px;
}



/*--------------------------------------------------------------
# Hero Section
--------------------------------------------------------------*/
#hero {
    width: 100%;
    height: 800px;
    background: url("/2024/img/hero-bg.jpg") center center no-repeat;
    background-size: cover;
}

#hero .animated {
    animation: up-down 2s ease-in-out infinite alternate-reverse both;
}

@media (min-width: 1200px) {
    #hero {
        background-attachment: fixed;
    }

    #hero .hero-img {
        margin-right: 4rem;
    }

}

@media (max-width: 991px) {
    #hero {
        text-align: center;
    }

    #hero .container,
    #hero .container-fluid {
        padding-top: 68px;
    }

    #hero .animated {
        -webkit-animation: none;
        animation: none;
    }

    #hero .hero-img {
        text-align: center;
    }

    #hero .hero-img img {
        width: 50%;
    }
}

@media (max-width: 768px) {

    #hero .hero-img img {
        width: 60%;
    }
}

@media (max-width: 575px) {
    #hero .hero-img img {
        width: 80%;
    }
}

@media (max-width: 575px),
(max-height: 600px) {
    #hero {
        height: auto;
    }
}

@-webkit-keyframes up-down {
    0% {
        transform: translateY(10px);
    }

    100% {
        transform: translateY(-10px);
    }
}

@keyframes up-down {
    0% {
        transform: translateY(10px);
    }

    100% {
        transform: translateY(-10px);
    }
}



/*--------------------------------------------------------------
# About
--------------------------------------------------------------*/
.about {
    background-image: url(/2024/img/web_deco3.png);
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    padding: 120px 20px;
}

.about h4 {
    font-weight: 400;
    line-height: 36px;
}


/*--------------------------------------------------------------
#
--------------------------------------------------------------*/

.summits {
    padding: 2rem 1rem;
    border-radius: 20px;
    border: 2px solid #020826;
    margin-bottom: 4rem;
    background-color: #ffffff;
}

.timeline {
    color: #ffffff;
    text-align: center;
    border-radius: 20px;
    margin-bottom: 15px;
    font-size: 22px;
    font-weight: 700;
    line-height: 1.2;
    padding: 6px 10px;
}

.day {
    background-color: #212121;
}

.key {
    color: #33272a;
    background-color: #ffc6c7;
}

.modern {
    background-color: #ff7bac;
}

.dops {
    background-color: #009fe8;
}

.dai {
    background-color: #ff6e6c;
}

.dsec {
    background-color: #2cb67d;
}

.dtech {
    background-color: #094067;
}

.dlead {
    background-color: #67568c;
}

.ep {
    background-color: #004643;
}

.agile {
    background-color: #f7931e;
}

.lab {
    background-color: #94a1b2;
}

.expo {
    background-color: #078080;
}


/*--------------------------------------------------------------
# Call for Papers
--------------------------------------------------------------*/
.papers {
    background: linear-gradient(90deg, rgba(244, 248, 105, 0.5) 0%, rgba(244, 248, 105, 0.5) 100%), url("/2024/img/bg.jpg") center center no-repeat;
    background-size: cover;
    padding: 80px 0 60px 0;
}

.cfp_box .cfp_card {
    background: #fff;
    box-shadow: 0 2px 4px 0 rgba(136, 144, 195, 0.2),
        0 5px 15px 0 rgba(37, 44, 97, 0.15);
    border-radius: 15px;
    padding: 1.2rem 1rem;
    margin-bottom: 30px;
    position: relative;
    z-index: 1;
    overflow: hidden;
    transition: 0.7s;
}

.cfp_box .cfp_card:hover {
    background: #309df0;
    color: #fff;
    transform: scale(1.1);
    z-index: 9;
}

.cfp_box .cfp_card:hover::before {
    background: rgba(85, 108, 214, 0.1);
}

.cfp_box .cfp_card:hover .cfp_desc p {
    color: #fff;
}


.cfp_box .cfp_card:hover .read_more_btn {
    background: #fff !important;
    color: #309df0;
}

.cfp_card .cfp_desc {
    min-height: 200px;
}

.cfp_card .cfp_desc p {
    font-size: 15px;
    line-height: 24px;
    margin-bottom: 15px;
    text-align: justify;
}

.cfp_card .read_more_btn {
    border: 0;
    border-radius: 15px;
    background-color: #fba337;
    color: #fff;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.5rem 1rem;
}

.hover_color_bubble {
    position: absolute;
    background: rgba(3, 185, 252, 0.2);
    width: 100rem;
    height: 100rem;
    right: 0;
    z-index: -1;
    top: 18rem;
    border-radius: 50%;
    transform: rotate(-20deg);
    left: -18rem;
    transition: 0.7s;
}

.cfp_box .cfp_card:hover .hover_color_bubble {
    top: 0rem;
}

@media only screen and (max-width: 768px) {
    .cfp_card .cfp_desc {
        min-height: auto;
    }

}


/*--------------------------------------------------------------
#  Submission Types
--------------------------------------------------------------*/
.submission {
    position: relative;
}

.submission::before {
    position: absolute;
    content: url(/2024/img/web_deco.png);
    right: 0;
    top: 0;
}

.submission h1 {
    font-size: 45px;
    font-weight: 700;
}

.submission h1 span {
    font-weight: 400;
}

.submission-card {
    border: 1px solid #666;
    border-left: 6px solid #666;
    background-color: #fff;
    padding: 1rem 2rem;
    margin-bottom: 2rem;
}

.submission .type {
    width: 20%;
}

.submission .content {
    width: 80%;
}

.submission .content strong {
    font-size: 22px;
}

.submission .content p {
    margin-bottom: 0;
    text-align: justify;
}

@media only screen and (max-width: 768px) {
    .submission::before {
        display: none;
    }

    .submission .type,
    .submission .content {
        width: 100%;
    }

    .submission .content p {
        text-align: left;
    }
}

/*--------------------------------------------------------------
#  Regulation
--------------------------------------------------------------*/
.regulation {
    background-color: #f7f2f2;
}

/*--------------------------------------------------------------
#  Contact Information
--------------------------------------------------------------*/
.contact {
    position: relative;
}

.contact::before {
    position: absolute;
    content: url(/2024/img/web_deco2.png);
    left: 0;
    bottom: -10px;
    opacity: 0.3;
}

@media only screen and (max-width: 768px) {
    .contact::before {
        display: none;
    }

}

/*--------------------------------------------------------------
# 分頁
--------------------------------------------------------------*/

.page {
    background-position: top;
    background-repeat: no-repeat;
    background-image: url(/2024/img/hero-bg.jpg);
    background-size: cover;
    padding: 0;
}

.page-txt {
    background-color: rgba(255, 255, 255, 0.92);
    padding: 8rem 3rem 4rem;
}

.heading {
    display: flex;
    align-items: center;
    padding: .5em .7em;
    background-color: #FCFCD4;
    color: #212121;
    margin-top: 2rem;
}

.heading::before {
    display: inline-block;
    width: 5px;
    height: 1.5em;
    margin-right: .5em;
    background-color: #03B9FC;
    content: '';
}

.page .bx-ul .bx {
    color: #0057AF;
}

.btn-post {
    display: block;
    max-width: 300px;
    padding: 10px 30px;
    font-size: 20px;
    font-weight: 700;
    color: #F46261;
    border: 3px solid #F46261;
    position: relative;
    background-color: transparent;
    text-decoration: none;
    overflow: hidden;
    border-radius: 15px;
    z-index: 1;
    margin: 0 auto;
    text-align: center;
}

.btn-post::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: #F46261;
    transform: translateX(-100%);
    transition: all .3s;
    z-index: -1;
}

.btn-post:hover {
    color: #ffffff;
}

.btn-post:hover::before {
    transform: translateX(0);
}