@charset "UTF-8";
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@400;500;700;900&family=Noto+Serif+TC:wght@400;500;700;900&display=swap");
/*--------------     General     ----------------*/
body {
  font-family: "Noto Sans TC", "Source Han Sans TC", "思源黑體 TC", sans-serif;
  font-weight: 500;
  font-style: normal;
  line-height: 1.6rem;
  font-size: 1rem;
  color: #003100;
}
a {
  color: #47b2e4;
  text-decoration: none;
}
a:hover {
  color: #73c5eb;
  text-decoration: none;
}
h1, h2, h3, h4, h5, h6 {
  font-family: "Noto Serif TC", "Source Han Serif TC", "思源宋體 TC", serif;
  font-style: normal;
}
/*--------------     Preloader     ----------------*/
#preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  overflow: hidden;
  background: #f4f1ea;
  display: flex;
  align-items: center;
  justify-content: center;
}
#preloader:before {
  content: "";
  position: absolute;
  width: 160px;
  height: 1px;
  background: #383B70;
}
#preloader:after {
  content: "";
  position: absolute;
  width: 12px;
  height: 12px;
  background: #E61215;
  border-radius: 50%;
  animation: preloader-dot 1.4s ease-in-out infinite;
}
@keyframes preloader-dot {
  0% {
    transform: translateX(-80px);
  }
  50% {
    transform: translateX(80px);
  }
  100% {
    transform: translateX(-80px);
  }
}
/*--------------     Back to top button     ----------------*/
.back-to-top {
  position: fixed;
  visibility: hidden;
  opacity: 0;
  right: 15px;
  bottom: 15px;
  z-index: 996;
  background: rgba(56, 59, 112, 0.86);
  width: 40px;
  height: 40px;
  border-radius: 50px;
  transition: all 0.4s;
}
.back-to-top i {
  font-size: 24px;
  color: #fff;
  line-height: 0;
}
.back-to-top:hover {
  background: #E61215;
  color: #fff;
}
.back-to-top.active {
  visibility: visible;
  opacity: 1;
}
/*--------------     Header     ----------------*/
#header {
  -webkit-transition: all 0.8s ease 0s;
  -moz-transition: all 0.8s ease 0s;
  -ms-transition: all 0.8s ease 0s;
  -o-transition: all 0.8s ease 0s;
  transition: all 0.8s ease 0s;
  padding: 0;
  height: 80px;
  z-index: 1040;
}
#header.header-scrolled, #header.header-inner-pages {
  background: rgba(56, 59, 112, 0.72);
  -webkit-backdrop-filter: blur(14px) saturate(130%);
  backdrop-filter: blur(14px) saturate(130%);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16);
  height: 60px;
}
#header > .container-fluid {
  height: 100%;
}
#header .logo {
  font-size: 20px;
  font-weight: 700;
  margin: 0;
  text-transform: uppercase;
  width: 300px;
}
#header .logo a {
  color: #fff;
}
#header .logo img {
  margin-top: 8px;
}
#header.header-scrolled .logo img, #header.header-inner-pages .logo img {
  margin-top: 0;
  max-height: 40px;
}
@media (max-width: 991px) {
  #header {
    height: 64px;
  }
  #header .logo img {
    margin-top: 0;
  }
   #header .logo {
    width: 250px;
  }
}
@media (max-width:575px) {
  #header {
    height: 60px;
  }
  #header .logo {
    width: 200px;
  }
  #header .logo img {
    margin-top: 0;
    height: 30px;
  }
  #header.header-scrolled .logo img, #header.header-inner-pages .logo img {
    margin-top: 0;
    max-height: 35px;
  }
}
/*--------------     Navigation Menu     ----------------*/


/* Desktop Navigation */
.navbar {
  align-items: center;
  display: flex;
  height: 100%;
  padding: 0;
}
.navbar ul {
  align-items: center;
  height: 100%;
  margin: 0;
  padding: 0;
  display: flex;
  list-style: none;
}
.navbar li {
  position: relative;
}
.navbar a, .navbar a:focus {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0 10px 30px;
  font-size: 1.25rem;
  font-weight: 500;
  color: #fffdda;
  white-space: nowrap;
  transition: 0.3s;
}
.navbar .nav-link, .navbar .nav-link:focus {
  color: #ffffff;
  background-color: rgba(56, 59, 112, 0.7);
  margin-left: 8px;
  padding: 6px 15px;
}
.navbar .nav-link:hover, .navbar .nav-link.active, .navbar .nav-link.active:focus, .navbar li:hover > .nav-link {
  color: #ffffff;
  background-color: #383B70;
}
.navbar a i, .navbar a:focus i {
  font-size: 1.25rem;
  line-height: 0;
  margin-left: 5px;
}
.navbar a:hover, .navbar .active, .navbar .active:focus, .navbar li:hover > a {
  color: #688000;
}
#header.header-scrolled .navbar a:hover, #header.header-scrolled .navbar a.active, #header.header-scrolled .navbar a.active:focus, #header.header-inner-pages .navbar a:hover, #header.header-inner-pages .navbar a .active, #header.header-inner-pages .navbar a .active:focus {
  color: #ff5000;
}
#header.header-scrolled .navbar a, #header.header-scrolled .navbar a:focus, #header.header-inner-pages .navbar a, #header.header-inner-pages .navbar a:focus {
  color: inherit;
}
#header.header-scrolled .navbar .nav-link,
#header.header-scrolled .navbar .nav-link:focus,
#header.header-inner-pages .navbar .nav-link,
#header.header-inner-pages .navbar .nav-link:focus {
  color: #ffffff;
}
#header.header-scrolled .navbar .nav-link:hover,
#header.header-scrolled .navbar .nav-link.active,
#header.header-scrolled .navbar .nav-link.active:focus,
#header.header-inner-pages .navbar .nav-link:hover,
#header.header-inner-pages .navbar .nav-link.active,
#header.header-inner-pages .navbar .nav-link.active:focus {
  color: #ffffff;
  background-color: #383B70;
}
.navbar .btn-signup, .navbar .btn-signup:focus {
  padding: 6px 15px;
  margin-left: 8px;
  color: #ffffff;
  border: 1px solid rgba(230, 18, 21, 0.7);
  font-weight: 600;
  background: rgba(230, 18, 21, 0.7);
}
.navbar .btn-signup:hover, .navbar .btn-signup:focus:hover {
  color: #fff;
  border-color: #E61215;
  background: #E61215;
}
#header.header-scrolled .navbar .btn-signup,
#header.header-scrolled .navbar .btn-signup:focus,
#header.header-inner-pages .navbar .btn-signup,
#header.header-inner-pages .navbar .btn-signup:focus {
  color: #ffffff;
  border-color: rgba(230, 18, 21, 0.7);
  background: rgba(230, 18, 21, 0.7);
}
#header.header-scrolled .navbar .btn-signup:hover,
#header.header-scrolled .navbar .btn-signup.active,
#header.header-scrolled .navbar .btn-signup.active:focus,
#header.header-inner-pages .navbar .btn-signup:hover,
#header.header-inner-pages .navbar .btn-signup.active,
#header.header-inner-pages .navbar .btn-signup.active:focus {
  color: #ffffff;
  border-color: #E61215;
  background: #E61215;
}
.navbar .nav-link:hover,
.navbar .nav-link.active,
.navbar .nav-link.active:focus,
.navbar li:hover > .nav-link,
#header.header-scrolled .navbar .nav-link:hover,
#header.header-scrolled .navbar .nav-link.active,
#header.header-scrolled .navbar .nav-link.active:focus {
  color: #ffffff;
}


/* Mobile Navigation */
.mobile-nav-toggle {
  color: #E61215;
  font-size: 1.75rem;
  ;
  cursor: pointer;
  display: none;
  line-height: 0;
  transition: 0.5s;
  margin-top: 0;
}
.mobile-nav-toggle.bi-x {
  /*  color: #fff;*/
}
@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;
  width: 100vw;
  height: 100vh !important;
  height: 100dvh !important;
  background: rgba(56, 59, 112, 0.78);
  -webkit-backdrop-filter: blur(12px) saturate(130%);
  backdrop-filter: blur(12px) saturate(130%);
  transition: 0.3s;
  z-index: 1045;
}
.header-scrolled .navbar-mobile,
#header.header-inner-pages .navbar-mobile {
  background: rgba(56, 59, 112, 0.78);
  -webkit-backdrop-filter: blur(12px) saturate(130%);
  backdrop-filter: blur(12px) saturate(130%);
}
.navbar-mobile .mobile-nav-toggle {
  position: absolute;
  top: 15px;
  right: 15px;
  color: #ffffff;
  z-index: 1047;
}
.navbar-mobile ul {
  display: block;
  position: absolute;
  top: 55px;
  right: 15px;
  bottom: 15px;
  left: 15px;
  padding: 10px 0;
  /* border: 1px solid rgba(255, 255, 255, 0.18); */
  border-radius: 0;
  /* background-color: rgba(244, 241, 234, 0.96); */
  overflow-y: auto;
  transition: 0.3s;
  z-index: 1046;
}
.navbar-mobile a, .navbar-mobile a:focus {
  margin: 0.5rem 1rem;
  padding: 0.65rem 1rem;
  font-size: 1.25rem;
  color: #383B70;
  text-align: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.5);
}
.navbar-mobile a:hover, .navbar-mobile .active, .navbar-mobile li:hover > a {
  color: #383B70;
  background: #ffffff;
}
.navbar-mobile .btn-signup, .navbar-mobile .btn-signup:focus {
  margin-left: 8px;
  color: #E61215;
  border-color: rgba(255, 255, 255, 0);
  background: rgba(255, 255, 255, 0.5);
}
.navbar-mobile .btn-signup:hover,
.navbar-mobile .btn-signup.active,
.navbar-mobile li:hover > .btn-signup {
  color: #E61215;
  border-color: #ffffff;
  background: #ffffff;
}
#header.header-scrolled .navbar-mobile a,
#header.header-scrolled .navbar-mobile a:focus,
#header.header-inner-pages .navbar-mobile a,
#header.header-inner-pages .navbar-mobile a:focus {
  color: #383B70!important;
  background: rgba(255, 255, 255, 0.5);
}
#header.header-scrolled .navbar-mobile a:hover,
#header.header-scrolled .navbar-mobile .active,
#header.header-scrolled .navbar-mobile li:hover > a,
#header.header-inner-pages .navbar-mobile a:hover,
#header.header-inner-pages .navbar-mobile .active,
#header.header-inner-pages .navbar-mobile li:hover > a {
  color: #383B70!important;
  background: #ffffff!important;
}
#header.header-scrolled .navbar-mobile .btn-signup,
#header.header-scrolled .navbar-mobile .btn-signup:focus,
#header.header-inner-pages .navbar-mobile .btn-signup,
#header.header-inner-pages .navbar-mobile .btn-signup:focus {
  color: #E61215!important;
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.5);
}
#header.header-scrolled .navbar-mobile .btn-signup:hover,
#header.header-scrolled .navbar-mobile .btn-signup.active,
#header.header-scrolled .navbar-mobile li:hover > .btn-signup,
#header.header-inner-pages .navbar-mobile .btn-signup:hover,
#header.header-inner-pages .navbar-mobile .btn-signup.active,
#header.header-inner-pages .navbar-mobile li:hover > .btn-signup {
  color: #E61215;
  border-color: #ffffff;
  background: #ffffff;
}
/*--------------     Hero Section     ----------------*/
#hero {
  width: 100%;
  background: url("../img/hero-bg.png") center top no-repeat;
  background-size: cover;
  position: relative;
  padding-bottom: 5rem;
}
#hero .hero-stage {
  width: 100%;
  position: relative;
  z-index: 1;
  margin-top: 1.5rem;
}
#hero .hero-text-image {
  display: block;
  width: 95%;
  height: auto;
  margin: 0 auto;
}
#hero h1 {
  position: absolute;
  left: 50%;
  bottom: 80px;
  width: min(1080px, 78vw);
  transform: translateX(-50%);
  color: #000000;
  font-size: clamp(26px, 3.5vw, 50px);
  font-weight: 700;
  line-height: 1.25;
  margin: 0;
  text-align: center;
  text-shadow: 0 0 18px rgba(255, 255, 255, 0.32);
  z-index: 2;
}
#hero h1 .mobile-break {
  display: none;
}
#hero .hero-date {
  position: absolute;
  right: max(16vw, 200px);
  bottom: -3%;
  width: min(26vw, 320px);
  z-index: 3;
}
#hero-intro {
  position: relative;
  z-index: 1;
  margin-top: 4rem;
  margin-bottom: 2rem;
}
#hero-intro .hero-cover {
  display: block;
  width: min(100%, 240px);
  margin: 0 auto;
  filter: drop-shadow(0 18px 24px rgba(0, 0, 0, 0.28));
}
#hero-intro p {
  margin: 0;
  color: #000000;
  font-family: "Noto Serif TC", "Source Han Serif TC", "思源宋體 TC", serif;
  font-size: 1.75rem;
  font-weight: 500;
  line-height: 2.2;
}
@media (max-width: 991px) {
  #hero .hero-date {
    width: min(34vw, 260px);
  }
  #hero h1 {
    bottom: 50px;
  }
  #hero .hero-date {
  position: absolute;
  right: max(16vw, 100px);
  bottom: -6%;
  width: min(26vw, 300px);
  z-index: 3;
}
#hero-intro p {
  font-size: 1.375rem;
  font-weight: 500;
  line-height: 1.8;
}
}
@media (max-width: 768px) {
  #hero {
    background-position: center top;
    background-size: cover;
    padding-bottom: 4rem;
  }
  #hero .hero-stage {
    margin-top: 0rem;
  }
  #hero h1 {
    bottom: 5%;
    width: 84vw;
  }
  #hero h1 .mobile-break {
    display: block;
  }
  #hero .hero-date {
    right: 120px;
    bottom: -50px;
    width: min(46vw, 200px);
  }
  #hero-intro {
  position: relative;
  z-index: 1;
  margin-top: 4rem;
  margin-bottom: 1rem;
}
  #hero-intro p {
    font-size: 1.125rem;
  }
}
@media (max-width: 575px) {
  #hero {
    padding-bottom: 1rem;
  }
  #hero h1 {
    bottom: 0%;
    top: 8rem;
    width: 88vw;
  }
  #hero .hero-date {
    bottom: -7rem;
  }
  #hero-intro {
    margin-top: 7rem;
  }
  #hero-intro .hero-cover {
    width: min(58vw, 200px);
    margin-bottom: 1rem;
    margin-top: 1.5rem;
  }
  #hero-intro p {
    font-size: 1.25rem;
    line-height: 1.75;
  }
}

@media (max-width: 390px) {
  #hero h1 {
    bottom: 0;
    top:8rem;
    width: 95vw;
  }
}

/*--------------     Sections General     ----------------*/

section {
  padding: 60px 0;
  overflow: hidden;
}

section h2.section-title {
  color: #383B70;
  font-size: 3.25rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .2rem;
  margin: 0 0 1.5rem 0;
  text-align: center;
}
section h2.section-title .mobile-break {
  display: none;
}

section .sec-title > h3 {
  font-family: "Noto Serif TC", "Source Han Serif TC", "思源宋體 TC", serif;
  font-weight: 700;
  font-size: 2.5rem;
  line-height: 1.3;
  color: #fff;
  background-color: #383B70;
  padding: 0.1rem 1rem 0.2rem;
  margin: 0;
  letter-spacing: .2rem;
  display: inline-block;
}

@media (max-width: 991px) {
  section h2.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .1rem;
  margin: 0 0 1.5rem 0;
}
  section .sec-title > h3 {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  section h2.section-title {
    font-size: 2.25rem;
  }
  section h2.section-title .mobile-break {
    display: block;
  }
  section .sec-title > h3 {
    font-size: 1.5rem;
  }
}

@media (max-width: 576px) {
  section h2.section-title {
    font-size: 1.875rem;
  }
  section .sec-title > h3 {
    font-size: 1.25rem;
  }
}

#issues.issues {
  position: relative;
  min-height: 900px;
  padding: 64px 0;
  background: url("../img/issues-bg.jpg") center center no-repeat;
  background-attachment: fixed;
  background-size: cover;
  overflow: visible;
}
#issues.issues::before,
#issues.issues::after {
  content: "";
  position: absolute;
  right: 0;
  left: 0;
  z-index: 0;
  height: 160px;
  pointer-events: none;
}
#issues.issues::before {
  top: 0;
  background: linear-gradient(to bottom, #A09E9A 0%, rgba(160, 158, 154, 0) 100%);
}
#issues.issues::after {
  bottom: 0;
  background: linear-gradient(to top, #A09E9A 0%, rgba(160, 158, 154, 0) 100%);
}
#issues .container {
  position: relative;
  z-index: 1;
}
#issues .issues-layout {
  min-height: 760px;
  position: relative;
}
#issues h2.section-title {
  margin: 0 0 72px;
}
#issues .section-title::after {
  display: none;
}
.issues-grid {
  position: relative;
  min-height: 640px;
}
.issue-card-shell {
  position: absolute;
  width: min(44%, 560px);
}
.issue-card {
  width: 100%;
  padding: 1.5rem 1.5rem;
  background: rgba(255, 255, 255, 0.88);
  border-radius: 12px;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.16);
  color: #222222;
  transition: transform 0.28s ease, box-shadow 0.28s ease;
  will-change: transform;
}
.issue-card:hover {
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.2);
}
.issue-card-1 {
  top: 0;
  left: 8%;
}
.issue-card-2 {
  top: 240px;
  right: 2%;
}
.issue-card-3 {
  top: 380px;
  left: 0;
}
.issue-card h3 {
  margin: 0 0 1rem;
  padding: 0;
  color: #E61215;
  background: transparent;
  font-family: "Noto Serif TC", "Source Han Serif TC", "思源宋體 TC", serif;
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.35;
}
.issue-card p {
  margin: 0;
  color: #222222;
  font-size: 1.375rem;
  line-height: 1.6;
  font-family: "Noto Serif TC", "Source Han Serif TC", "思源宋體 TC", serif;
}
.issues-source {
  position: absolute;
  right: 0;
  bottom: 0;
  color: #383B70;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0;
}
@media (max-width: 1199px) and (min-width: 769px) {
  #issues.issues {
    min-height: 1040px;
  }
  #issues .issues-layout {
    min-height: 900px;
  }
  .issues-grid {
    min-height: 780px;
  }
  .issue-card-shell {
    width: min(52%, 540px);
  }
  .issue-card {
    padding: 1rem 1rem;
  }
  .issue-card-1 {
    left: -20px;
  }
  .issue-card-2 {
    top: 145px;
    right: 0;
    width: 40%;
  }
  .issue-card-3 {
    top: 380px;
    left: 4%;
    width: 50%;
  }
}
@media (max-width: 768px) {
  #issues.issues {
    min-height: auto;
    padding: 54px 0;
    background-attachment: scroll;
  }
  #issues .issues-layout,
  .issues-grid {
    min-height: auto;
  }
  #issues h2.section-title {
    margin: 0 0 2rem;
    text-align: center;
  }
  .issue-card-shell {
    position: static;
    width: 100%;
    margin-bottom: 1.25rem;
  }
  .issue-card {
    padding: 1.35rem 1.5rem;
    transform: none !important;
    will-change: auto;
  }
  .issue-card h3 {
    font-size: 1.5rem;
  }
  .issue-card p {
    font-size: 1.125rem;
  }
  .issues-source {
    position: static;
    text-align: right;
    font-size: 1rem;
  }
}

/*--------------     Speakers     ----------------*/
@property --speaker-border-top {
  syntax: "<percentage>";
  inherits: false;
  initial-value: 0%;
}
@property --speaker-border-right {
  syntax: "<percentage>";
  inherits: false;
  initial-value: 0%;
}
@property --speaker-border-bottom {
  syntax: "<percentage>";
  inherits: false;
  initial-value: 0%;
}
@property --speaker-border-left {
  syntax: "<percentage>";
  inherits: false;
  initial-value: 0%;
}
#speakers {
  background: url("../img/speaker-bg.jpg") center top no-repeat;
  background-size: cover;
  position: relative;
  overflow: hidden;
}
#speakers::before,
#speakers::after {
  content: "";
  position: absolute;
  pointer-events: none;
  z-index: 0;
}
#speakers::before {
  inset: -12% -18%;
  background:
    radial-gradient(ellipse at 18% 28%, rgba(255, 255, 255, 0.34) 0%, rgba(255, 255, 255, 0.18) 28%, rgba(255, 255, 255, 0) 62%),
    radial-gradient(ellipse at 74% 34%, rgba(255, 255, 255, 0.28) 0%, rgba(255, 255, 255, 0.14) 30%, rgba(255, 255, 255, 0) 66%),
    radial-gradient(ellipse at 46% 76%, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.1) 32%, rgba(255, 255, 255, 0) 68%);
  filter: blur(24px);
  opacity: 0.72;
  transform: translate3d(-2%, 0, 0);
  animation: speakerSmokeDrift 28s ease-in-out infinite alternate;
}
#speakers::after {
  inset: 8% -20% auto;
  height: 48%;
  background:
    linear-gradient(105deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.22) 28%, rgba(255, 255, 255, 0.08) 48%, rgba(255, 255, 255, 0) 74%),
    linear-gradient(78deg, rgba(255, 255, 255, 0) 12%, rgba(255, 255, 255, 0.16) 42%, rgba(255, 255, 255, 0) 72%);
  filter: blur(18px);
  opacity: 0.48;
  transform: translate3d(3%, 0, 0);
  animation: speakerSmokeSweep 34s ease-in-out infinite alternate;
}
#speakers .container {
  position: relative;
  z-index: 1;
}
@keyframes speakerSmokeDrift {
  0% {
    transform: translate3d(-3%, -1%, 0) scale(1);
    opacity: 0.56;
  }
  50% {
    transform: translate3d(2%, 1.5%, 0) scale(1.04);
    opacity: 0.76;
  }
  100% {
    transform: translate3d(5%, -0.5%, 0) scale(1.02);
    opacity: 0.62;
  }
}
@keyframes speakerSmokeSweep {
  0% {
    transform: translate3d(4%, 0, 0);
    opacity: 0.34;
  }
  100% {
    transform: translate3d(-5%, 4%, 0);
    opacity: 0.56;
  }
}
@media (prefers-reduced-motion: reduce), (max-width: 768px) {
  #speakers::before,
  #speakers::after {
    animation: none;
    opacity: 0.38;
  }
}
#speakers h2.section-title {
  margin: 20px 0 5px 0;
}
#speakers .sec-title > h3 {
  margin-bottom: 2rem;
}
#speakers .sec-title > p {
  font-weight: 300;
  margin-bottom: 20px;
}
.speaker-card {
  cursor: pointer;
  height: calc(100% - 3rem);
  margin: 0 auto 3rem;
  max-width: 280px;
  overflow: hidden;
  position: relative;
  width: 100%;
  background-color: #f2f0eb;
  text-align: left;
  transition:
    background-color 0.3s ease,
    box-shadow 0.3s ease;
}
.speaker-card::after {
  --speaker-border-top: 0%;
  --speaker-border-right: 0%;
  --speaker-border-bottom: 0%;
  --speaker-border-left: 0%;
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background-image:
    linear-gradient(#E61215, #E61215),
    linear-gradient(#E61215, #E61215),
    linear-gradient(#E61215, #E61215),
    linear-gradient(#E61215, #E61215);
  background-position: top left, top right, bottom right, bottom left;
  background-repeat: no-repeat;
  background-size:
    var(--speaker-border-top) 1px,
    1px var(--speaker-border-right),
    var(--speaker-border-bottom) 1px,
    1px var(--speaker-border-left);
  transition:
    --speaker-border-top 0.18s linear 0.54s,
    --speaker-border-right 0.18s linear 0.36s,
    --speaker-border-bottom 0.18s linear 0.18s,
    --speaker-border-left 0.18s linear 0s;
}
.speaker-card:hover {
  background-color: #ffffff;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.14);
}
.speaker-card:hover::after {
  --speaker-border-top: 100%;
  --speaker-border-right: 100%;
  --speaker-border-bottom: 100%;
  --speaker-border-left: 100%;
  transition:
    --speaker-border-top 0.18s linear 0s,
    --speaker-border-right 0.18s linear 0.18s,
    --speaker-border-bottom 0.18s linear 0.36s,
    --speaker-border-left 0.18s linear 0.54s;
}
.portfolio-item {
  overflow: hidden;
  position: relative;
  width: 100%;
  background-color: transparent;
}
.portfolio-item .portfolio-img {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 1 / 1;
  margin: 0;
}
.portfolio-item .portfolio-img::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 0 solid #ffffff;
  pointer-events: none;
  transition: border-width 0.35s ease;
}
.speaker-card:hover .portfolio-img::after {
  border-width: 14px;
}
.portfolio-img img {
  transition: all 0.6s;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.portfolio-info {
  margin: 0;
  padding: 1rem 1.125rem 1.25rem;
  color: #000000;
  text-align: center;
}
.portfolio-info .title {
  color: #000000;
  font-size: 18px;
  line-height: 1.5;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 0.75rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid #E61215;
  display: block;
  width: 80%;
}
.portfolio-info .title span {
	color: #000000;
	display: inline;
	padding-left: 0.5rem;
	font-weight: 400;
	font-size: 16px;
}
.portfolio-info .data {
  padding: 0;
  border: none;
}
.portfolio-info h3 {
  display: inline;
  background: none;
  color: #000000;
  font-family: "Noto Serif TC", "Source Han Serif TC", "思源宋體 TC", serif;
  font-size: 22px;
  line-height: 1.35;
  margin: 0;
  padding: 0;
  font-weight: 600;
}
.portfolio-info h3::after {
  content: "／";
  font-family: "Noto Sans TC", "Source Han Sans TC", "思源黑體 TC", sans-serif;
  font-size: 16px;
  font-weight: 500;
}
.portfolio-info p {
  display: inline;
  font-size: 16px;
  line-height: 1.5;
  color: #000000;
  padding: 0;
  margin: 0;
}
.portfolio-info .english-name {
  color: #000000;
  font-size: 22px;
  font-weight: 500;
  line-height: 1.35;
  margin-top: 0.65rem;
  margin-bottom: 0.65rem;
}
.portfolio-info .summary {
  color: #343434;
  font-size: 16px;
  line-height: 1.65;
}
.modal-dialog.modal-guest {
  margin-top: 6vh;
}
.modal {
  z-index: 1060;
}
.modal-backdrop {
  z-index: 1050;
}
.modal-guest .modal-content {
  border: none;
  border-radius: 0;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
}
.modal-guest .modal-header {
  border-bottom: none;
  padding-bottom: 0;
}
.modal-guest .modal-body {
  padding: 1rem 2rem 5rem;
}
.modal-guest .guest-data .name {
  font-size: 22px;
  color: #383B70;
  margin-bottom: 1rem;
  font-weight: 600;
  border-bottom: 1px solid #E61215;
  padding-bottom: 0.5rem;
}
.modal-guest .guest-data .item-type {
  color: #000000;
  font-weight: 600;
  margin: 0.5rem 0;
  padding-right: 1rem;
  line-height: 1.8rem;
  min-width: 5rem;
}
.modal-guest .guest-data .item {
  color: #000000;
  border-left: none;
  margin: 0.5rem 0 0.5rem 0;
  padding-left: 0;
  line-height: 1.8rem;
  font-weight: 300;
}
@media (max-width: 576px) {
  #speakers {
    background-position: center top;
  }
  #speakers h2.section-title {
    margin-top: 40px;
  }
  .speaker-card {
    height: auto;
    margin-bottom: 1.5rem;
  }
  .modal-dialog.modal-guest {
    margin: 0;
  }
  .modal-guest .modal-body {
    padding: 1rem 1rem 3rem;
  }
  .modal-guest .guest-data .name {
    font-size: 1.375rem;
    color: #383B70;
    margin: 1rem auto;
    font-weight: 600;
    border-bottom: 1px solid #E61215;
    padding-bottom: 0.5rem;
  }
}

/*--------------     Agenda     ----------------*/
#agenda {
  position: relative;
  background: url("../img/agenda-bg.jpg") center center no-repeat;
  background-size: cover;
  color: #000000;
  padding: 72px 0 58px;
}
#agenda::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 0;
  height: 180px;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 0%, #ffffff 100%);
  pointer-events: none;
}
#agenda .container {
  position: relative;
  z-index: 1;
}
#agenda .sec-title > h3 {
  margin-bottom: 2.5rem;
}
.agenda-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  margin: 0 auto 3rem;
  max-width: 1080px;
}
.agenda-meta-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
}
.agenda-meta-label {
  color: #555555;
  font-size: 1.125rem;
  line-height: 1.8rem;
  padding-top: 0.15rem;
  font-weight: 400;
}
.agenda-meta-text {
  border-left: 2px solid #E61215;
  color: #383B70;
  font-family: "Noto Sans TC", "Source Han Sans TC", "思源黑體 TC", sans-serif;
  font-size: 1.75rem;
  font-weight: 900;
  line-height: 1.35;
  padding-left: 1rem;
}
.agenda-meta-text span {
  color: #000000;
  font-size: 1rem;
  font-weight: 500;
}
.agenda-timeline {
  position: relative;
  width: min(820px, 100%);
  margin: 0 auto;
  padding: 0;
}
.agenda-timeline::before {
  content: "";
  position: absolute;
  top: 0.6rem;
  bottom: 0.6rem;
  left: 9.95rem;
  border-left: 1px dashed rgba(0, 0, 0, 0.36);
}
.agenda-item {
  display: grid;
  grid-template-columns: 8rem 1rem 1fr;
  column-gap: 1.5rem;
  align-items: start;
  margin-bottom: 1.6rem;
  position: relative;
}
.agenda-item .time {
  color: #383B70;
  font-size: 1.25rem;
  line-height: 2rem;
  text-align: right;
  white-space: nowrap;
}
.agenda-dot {
  width: 14px;
  height: 14px;
  margin-top: 0.9rem;
  background-color: #E61215;
  border-radius: 50%;
  position: relative;
  z-index: 1;
}
.agenda-item .info .issue {
  color: #000000;
  font-size: 1.875rem;
  line-height: 1.35;
  padding: 0;
}
.agenda-item .info .issue span {
  color: #383B70;
  font-size: 1rem;
  white-space: nowrap;
}
.agenda-item .info .speaker {
  color: #383B70;
  font-size: 1rem;
  line-height: 1.8rem;
  padding-top: 0.25rem;
}
.agenda-note {
  color: #555555;
  font-size: 1rem;
  line-height: 1.8rem;
  margin: 2rem 4rem 0 auto;
  max-width: 360px;
  padding: 0;
}
@media (max-width:991px) {
  #agenda .sec-title > h3 {
    margin-bottom: 5rem;
  }
  .agenda-meta {
    gap: 2rem;
  }
}
@media (max-width:768px) {
  #agenda {
    padding: 54px 0;
  }
  #agenda .sec-title > h3 {
    margin-bottom: 2.5rem;
  }
  .agenda-meta {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
  }
  .agenda-meta-text {
    font-size: 1.375rem;
  }
  .agenda-timeline {
    padding-left: 0;
  }
  .agenda-timeline::before {
    left: 7.6rem;
  }
  .agenda-item {
    grid-template-columns: 6.4rem 1rem 1fr;
    column-gap: 0.8rem;
    transform: none;
  }
  .agenda-item .time {
    font-size: 1rem;
    line-height: 1.6rem;
  }
  .agenda-dot {
    width: 12px;
    height: 12px;
    margin-top: 0.45rem;
  }
  .agenda-item .info .issue {
    font-size: 1.35rem;
  }
  .agenda-note {
    margin: 1.5rem 0 0 7.2rem;
  }
}
@media (max-width:576px) {
  .agenda-meta-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .agenda-meta-text {
    font-size: 1.25rem;
  }
  .agenda-item .info .issue {
    font-size: 1.2rem;
  }
}

/*--------------     Packages     ----------------*/
#packages {
  background-color: #f4f1ea;
  background-image:
    linear-gradient(to bottom, #ffffff 0, #f4f1ea 100px, rgba(244, 241, 234, 0) 160px),
    url("../img/packages-bg.jpg");
  background-position: center top, center bottom;
  background-repeat: no-repeat, no-repeat;
  background-size: 100% 160px, 100% auto;
  padding: 88px 0 72px;
}
#packages h2.section-title {
  color: #383B70;
  margin: 0 0 4.5rem;
}
#packages .package-footer-note {
  width: min(980px, 100%);
  margin: 3rem auto 0;
  color: #666666;
  font-size: 0.9375rem;
  font-weight: 300;
  line-height: 1.8;
}
#packages .package-note-panel {
  padding: 1.5rem 1.75rem;
  border-left: 4px solid #383B70;
  background: #f5f5fa;
  box-shadow: 0 8px 22px rgba(56, 59, 112, 0.08);
}
#packages .package-footer-note h4 {
  color: #383B70;
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 0.75rem;
}
#packages .package-note-body {
  position: relative;
  max-height: 5.4em;
  overflow: hidden;
}
#packages .package-note-body::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2.4em;
  background: linear-gradient(to bottom, rgba(245, 245, 250, 0), #f5f5fa);
  pointer-events: none;
}
#packages .package-footer-note.is-open .package-note-body {
  max-height: none;
}
#packages .package-footer-note.is-open .package-note-body::after {
  display: none;
}
#packages .package-footer-note ul {
  margin: 0;
  padding-left: 1.25rem;
  list-style: disc;
}
#packages .package-footer-note ul + ul {
  margin-top: 0.45rem;
}
#packages .package-footer-note .package-note-sublist {
  padding-left: 2.5rem;
  list-style: circle;
}
#packages .package-footer-note li::marker {
  font-size: 0.75em;
  color: #666666;
}
#packages .package-footer-note li + li {
  margin-top: 0.45rem;
}
#packages .package-reminder {
  width: min(980px, 100%);
  margin: 2rem auto 0;
  padding: 1.5rem 1.75rem;
  background: rgba(255, 255, 255, 0.72);
  color: #666666;
  font-size: 0.9375rem;
  font-weight: 300;
  line-height: 1.8;
}
#packages .package-reminder h4 {
  color: #555555;
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 0.75rem;
}
#packages .package-reminder ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
#packages .package-reminder li + li {
  margin-top: 0.45rem;
}
.package-note-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin: 1rem auto 0;
  padding: 0.45rem 1.25rem;
  border: 0;
  border-radius: 999px;
  background: rgba(56, 59, 112, 0.08);
  color: #383B70;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0;
  cursor: pointer;
  transition: background-color 0.25s ease, color 0.25s ease;
}
.package-note-toggle:hover,
.package-note-toggle:focus-visible {
  background: #383B70;
  color: #ffffff;
}
.package-note-toggle:focus-visible {
  outline: 2px solid rgba(56, 59, 112, 0.35);
  outline-offset: 2px;
}
.package-note-toggle::after {
  content: "";
  width: 0;
  height: 0;
  border-left: 0.32rem solid transparent;
  border-right: 0.32rem solid transparent;
  border-top: 0.48rem solid currentColor;
  transition: transform 0.25s ease;
}
.package-note-toggle.is-open::after {
  transform: rotate(180deg);
}
.package-card {
  height: 100%;
  border: 1px solid rgba(230, 18, 21, 0);
  background: rgba(255, 255, 255, 0.5);
  color: #000000;
  transition: background-color 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}
.package-card:hover {
  background: rgba(255, 255, 255, 1);
  border-color: #E61215;
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.22);
}
.package-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10.5;
  background: #e5e5e5;
}
.package-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.package-image::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 0 solid #ffffff;
  pointer-events: none;
  transition: border-width 0.35s ease;
}
.package-card:hover .package-image::after {
  border-width: 14px;
}
.package-content {
  padding: 0 2rem 2rem;
  text-align: center;
}
.package-card .package-name {
  display: table;
  min-width: 200px;
  margin: .5rem 0 1rem -18px;
  margin-right: auto;
  padding: 0.15rem 1rem;
  background: rgba(56, 59, 112, 0.7);
  color: #ffffff;
  font-size: 1.375rem;
  line-height: 1.45;
  font-weight: 300;
  transition: background-color 0.35s ease;
}
.package-card:hover .package-name {
  background: #383B70;
}
.package-card .package-title {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 4.8rem;
  color: #000000;
  font-family: "Noto Serif TC", "Source Han Serif TC", "思源宋體 TC", serif;
  font-size: 1.75rem;
  font-weight: 500;
  line-height: 1.45;
  margin-bottom: 1.5rem;
}
.package-card .package-title span {
  font-size: 1rem;
}
/* --- 方案結束：強制半透明與停用效果 --- */
.package-card.disabled {
  opacity: 0.45;                /* 1. 整塊變 45% 透明度 */
  pointer-events: none;        /* 2. 關鍵：讓所有連結、按鈕都無法點擊 */
  background: rgba(255, 255, 255, 0.5) !important; /* 固定半透明底色 */
  border-color: transparent !important;             /* 移除紅色邊框 */
  box-shadow: none !important;                      /* 移除陰影 */
}

/* 3. 鎖定內部元件，防止滑鼠移上去時按鈕跟標籤偷偷變色 */
.package-card.disabled:hover .package-name,
.package-card.disabled:hover .btn-package {
  background: rgba(56, 59, 112, 0.7) !important; 
}
.package-card.disabled:hover .package-image::after {
  border-width: 0px !important; /* 防止滑鼠移上去時圖片出現白色內邊框 */
}
.package-bonus-group {
  display: flex;
  height: 5rem;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.8rem;
}
.package-bonus-group .package-bonus {
  margin-top: 0;
}
.package-card .package-bonus {
  display: flex;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}
.package-bonus {
  align-items: center;
  gap: 0.4rem;
  margin: 0.5rem 0 0;
  padding: 0.18rem 0.7rem 0.18rem 0.18rem;
  border: 1px solid #E61215;
  border-radius: 999px;
  color: #000000;
  font-size: 0.95rem;
  line-height: 1.4;
  font-weight: 300;
}
.package-bonus-group .package-bonus + .package-bonus {
  margin-top: 0.5rem;
}
.package-bonus span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.55rem;
  height: 1.55rem;
  background-color: #E56F2C;
  color: #fff;
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1;
}
.package-bonus em {
  font-style: normal;
  font-weight: 700;
}
.package-price {
  margin: .5rem 0 0.7rem;
  color: #444444;
  font-size: 1.75rem;
  line-height: 1.7;font-family: "Noto Serif TC", "Source Han Serif TC", "思源宋體 TC", serif;
  
}
.package-price p {
  margin: 0;
}
.package-price strong {
  color: #E61215;
  font-size: 2rem;
  font-weight: 900;
}
.package-price span {
  display: block;
  font-size: 0.95rem;
}
.package-date {
  display: inline-block;
  margin-bottom: 1.4rem;
  border-bottom: 2px solid #E61215;
  color: #383B70;
  font-size: 1.125rem;
  line-height: 1.5;
}
#packages .btn-package, #packages .btn-package:focus {
  width: min(320px, 100%);
  margin: 0 auto;
  padding: 0.45rem 1.5rem;
  font-size: 1.375rem;
  color: #ffffff;
  border-radius: 0;
  border: none;
  background: rgba(56, 59, 112, 0.7);
  transition: background-color 0.35s ease;
}
#packages .btn-package a,
#packages .btn-package a:visited,
#packages .btn-package a:hover,
#packages .btn-package a:focus {
  color: #ffffff;
  text-decoration: none;
}
#packages .package-card:hover .btn-package,
#packages .package-card:hover .btn-package:focus {
  background: #383B70;
}
#packages .btn-package:hover, #packages .btn-package:focus:hover {
  color: #fff;
  background: #E61215;
}
@media (max-width:768px) {
  .package-card {
    height: auto;
  }
  #packages .col-md-6 {
    margin-bottom: 20px;
  }
  #packages h2.section-title {
    margin-bottom: 2.5rem;
  }
  .package-content {
    padding: 0 1.25rem 1.5rem;
  }
  .package-card .package-title {
    min-height: auto;
    font-size: 1.5rem;
    margin-bottom: .5rem;
  }
  .package-price {
    font-size: 1.5rem;
  }
}
@media (max-width:576px) {
  #packages {
    background-size: 100% 160px, auto 100%;
  }
  #packages h2.section-title {
    margin-bottom: 30px;
  }
}

/* Footer 區塊 */
footer {
    background-color: #1f202d;
    background-image: url("../img/footer-bg.jpg");
    background-position: center top;
    background-repeat: no-repeat;
    background-size: 100% auto;
    color: white;
    overflow: auto;
    position: relative;
}
footer::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    pointer-events: none;
    z-index: 0;
}
footer::after {
    content: "";
    display: none;
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 100%;
    background: linear-gradient(to top, #383839 50%, rgba(56, 56, 57, 0) 100%);
    pointer-events: none;
    z-index: 0;
}
footer > * {
    position: relative;
    z-index: 1;
}
.copyright {
    float: left;
    padding: 20px 0 0 40px;
    width: 65%;
}
#footer .copyright {
  font-size: 0.9375rem;
  line-height: 1.6rem;
}
#footer .copyright a {
  color: #FFF;
  text-decoration: underline;
}
.footer-links {
    float: right;
    width: 35%;
    padding: 60px 40px 0 0;
    text-align: right;
}
#footer .footer-links a {
  color: #FFF;
  opacity: 1;
  font-size: 1.5rem;
  transition: 0.3s;
  display: inline-block;
  line-height: 1;
	margin: 0 0 0 10px;
}

#footer .footer-links a:hover {
  opacity: 0.6;
}
#footer .footer-links img {
	width: 160px;
  margin-bottom: 10px;
	display: inline-block;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, .3));
}

@media (max-width: 768px) {
  footer {
    background-size: cover;
  }
    footer::after {
        display: block;
    }
    .copyright,
    .footer-links {
        float: none;
        width: 100%;
        padding: 20px;
    }

    .footer-links {
        padding-top: 10px;
        text-align: center;
    }
}