/* 全域設定 */
:root {
  --transition-long: all 1s ease-out;
  --fontZH: "Noto Sans TC";
  --fontEN: "Roboto";
  /******************************** Color ********************************/
  /* Primary基本的 */
  --primary: #625af9;
  --secondary: #f08c00;
  --lght-orange: #ef9f48;
  --shade-orange: #ed8e27;
  --red: #e4352b;
  --obsidian-red: #c91006;
  --pale-yellow: #ffebc2;
  --pale-purple: #dce0ff;
  --lght-purple: #a6aced;
  --shade-purple: #787cff;
  --heavy-purple: #5430c4;
  --obsidian-purple: #5c5cb7;
  --browna: #a04117;
  --shade-browna: #b40900;
  --gradient-orange: linear-gradient(
    180deg,
    #ffdc20 10%,
    #f7b205 46%,
    #ef7104 80%
  );
  --gradient-purple: linear-gradient(180deg, #6354f9 50%, #8286ff);
  /******************************** Grey & Text ********************************/
  /* Grey */
  --white: #fff;
  --gray100: #f2f2f2;
  --gray200: #e7e7e7;
  --gray300: #d4d4d4;
  --gray400: #bbbbbb;
  --gray500: #959595;
  --gray600: #6a6a6a;
  --gray700: #434343;
  --gray800: #2b2b2b;
  --black: #222222;
  /* Text */
  --txt900: #101828;
  --txt800: #2b2b2b;
  --txt600: #434343;
  --txt400: #777777;
  --txt300: #a8a8a8;
  --txt200: #d3d3d3;
  --txtBrand: var(--mainColor);
  /******************************** font size ********************************/
  --siza-title: 5rem;
  --siza-content: 2.5rem;
  --siza-content_title: 3rem;
  --siza-content_sub: 1.9rem;
  --siza-remark: 1.9rem;
}
@media (max-width: 768px) {
  :root {
    --siza-title: 3rem;
    --siza-content_title: 1.8rem;
    --siza-content: 1.5rem;
    --siza-content_sub: 1.5rem;
  }
}
/********* 共用 *********/
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--fontEN), var(--fontZH), sans-serif;
  font-size: 16px;
  line-height: initial;
  color: var(--txt600);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
section {
  padding: 12rem 0;
  margin: 0 auto;
}
.content_mob {
  display: none;
}
/* btn */
.btn-default {
  color: var(--white);
  font-weight: bold;
  display: inline-flex;
  width: fit-content;
  margin: 0 auto;
  border-radius: 15px;
  background: var(--gradient-orange);
  border: 2px solid #ff9800;
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease;
  box-shadow: 0 4px 7px rgba(243, 111, 32, 0.5);
  border: 3px solid var(--primary);
  cursor: pointer;
}
.btn-default:hover {
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(255, 152, 0, 0.4);
}
.btn-default:active {
  color: var(--white);
  transform: translateY(0);
  box-shadow: 0 3px 8px rgba(255, 152, 0, 0.3);
}
/* 共用 RWD-手機 */
@media (max-width: 768px) {
  .content_web {
    display: none;
  }
  .content_mob {
    display: block;
  }
  section {
    padding: 5rem 0;
  }
}
/********* 內頁共用-架構 *********/
.artic_container {
  position: relative;
  background: #fff;
  border-radius: 15px;
  margin: 0 auto 0px auto;
  padding: 30px 45px;
  text-align: center;
  box-shadow: 8px 10px 0px var(--obsidian-purple); /* 瀏覽器不支援會跑這行 */
  box-shadow: 8px 10px 0px
    color-mix(in srgb, var(--obsidian-purple), transparent 20%);
}
.title_group {
  background: var(--gradient-purple);
  width: 470px;
  margin: -70px auto 30px auto;
  border-radius: 6rem;
  display: flex;
  justify-content: space-evenly;
  align-items: center;
}
.title {
  font-size: var(--siza-title);
  text-align: center;
  font-weight: bold;
  letter-spacing: 12px;
  /* 漸層 */
  background: linear-gradient(180deg, #fff 60%, #fff64a 40%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  /* 陰影 */
  filter: drop-shadow(2px 4px 10px #625af9);
}
.title_icon {
  width: auto;
}
.sub-title {
  font-size: var(--siza-content);
}
.notes-below {
  font-size: var(--siza-content_sub);
  color: var(--browna);
}
.below-example {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex-direction: row;
  gap: 10px;
}
.below-title {
  background-color: var(--primary);
  color: var(--white);
  padding: 10px 15px;
  border-radius: 10px;
  flex-shrink: 0;
}
.below-remark {
  font-size: var(--siza-content_sub);
  color: var(--primary);
  width: 65%;
  text-align: left;
}
.content-point {
  color: var(--red);
  font-size: var(--siza-content_title);
  font-weight: bold;
}
.mod-object {
  width: 100%;
  height: auto;
  display: none;
}
.web-object {
  width: 100%;
  height: auto;
  display: block;
}
/********* RWD *********/
@media (max-width: 768px) {
  .title_group {
    width: 100%;
    margin: -52px auto 20px auto;
    padding: 5px 10px;
  }
  .title_icon {
    width: 40px;
  }
  .artic_container {
    padding: 30px 15px;
    width: 90%;
  }
  .below-example {
    flex-direction: column;
  }
  .below-title {
    width: 100%;
    margin: 0 auto;
  }
  .below-remark {
    width: 100%;
  }
  .mod-object {
    display: block;
  }
  .web-object {
    display: none;
  }
}
/********* top-menu *********/
header {
  height: initial;
  background: initial;
}
.top_navbar {
  padding: 0.5rem 2.5rem 0.5rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--white);
  position: relative;
  z-index: 10;
  box-shadow: 10px 0px 15px rgba(122, 122, 122, 0.5);
}
.top_navbar-brand {
  width: 200px;
  display: block;
}
.top_navbar-brand img {
  width: 100%;
  height: auto;
}
.top_navbar-collapse {
  display: block;
}
/**/
.top_navbar-ul {
  display: flex;
  font: var(--h3);
  list-style: none;
  font-size: var(--siza-content_sub);
  margin: 0;
}
.top_navbar-ul li a {
  padding: 0 20px;
  position: relative;
  color: var(--gray700);
  line-height: 35px;
}
.top_navbar-ul li a svg {
  width: 25px;
  height: auto;
  color: var(--shade-browna);
}
.top_navbar-ul li a::before {
  content: " ";
  display: inline-block;
  width: 1px;
  border-left: 1px solid var(--black);
  position: absolute;
  padding: 3px 0;
  left: 0px;
  top: 50%;
  transform: translateY(-50%);
  height: 16px;
}
/*手機版選單*/
.menuToggle {
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0;
}
.icon-menu {
  width: 100%;
  height: auto;
  color: var(--gray700);
}
/*圖示*/
.icon-menu .line {
  transition:
    transform 0.3s ease,
    opacity 0.2s ease;
  transform-box: fill-box;
  transform-origin: center;
}
.menuToggle.is-open .line1 {
  transform: translateY(7px) rotate(45deg);
}

.menuToggle.is-open .line2 {
  opacity: 0;
}

.menuToggle.is-open .line3 {
  transform: translateY(-7px) rotate(-45deg);
}
/* 共用 top-menu  RWD-手機 */
@media (max-width: 768px) {
  .top_navbar-brand {
    width: 125px;
  }
  .top_navbar-ul {
    display: none;
  }
  .top_navbar-ul li a::before {
    display: none;
  }
  /*次選單*/
  .top_navbar-ul.is-open {
    display: block;
    position: absolute;
    top: 40px;
    right: 0;
    background: #fff;
    z-index: 99;
    width: 100%;
    padding: 1rem 2rem 1rem 2rem;
  }
  .top_navbar-ul li {
    margin-bottom: 0.5rem;
  }
  .top_navbar-ul li a {
    color: var(--color);
    width: 100%;
    padding: 1rem;
    border-radius: 10px;
    background: var(--gray100);
    justify-content: center;
    display: flex;
    font-size: 2rem;
  }
  .top_navbar-ul li:last-of-type a {
    padding-right: 1rem;
  }
  .top_navbar-collapse {
    width: 30px;
    height: 30px;
  }
  .menuOverlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
    z-index: 8;
  }
  /* 開啟狀態 */
  .menuOverlay.is-open {
    opacity: 1;
    visibility: visible;
  }
}
/********* #top_banner *********/
#top_banner {
  position: relative;
  text-align: center;
  background-image:
    url("../img/2026invite_banner-money.png"),
    url("../img/2026invite_banner-blend-svg.svg"),
    linear-gradient(180deg, #635af9 0%, #dcdcff 100%);
  background-repeat: no-repeat, no-repeat, no-repeat;
  background-size: contain, cover, cover;
  background-position:
    center -90px,
    center bottom,
    center center;
  background-blend-mode: normal, screen, normal; /* 混合模式 */
  padding: 6rem 0 4rem 0;
}
#top_banner::after {
  content: "";
  position: absolute;
  top: -250px;
  left: 0;
  right: 0;
  bottom: 0;
  text-align: center;
  background-image: url("../img/2026invite_banner-lightning.png");
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center center;
  mix-blend-mode: screen;
  animation: lightning-slide 3s infinite linear;
  z-index: 1;
}
.banner-img {
  width: 80%;
  height: auto;
  margin: 0 auto;
}
.banner-img-group {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 25px;
}
.banner-img-logo {
  width: 450px;
}
.banner-img-logo img {
  width: 100%;
  height: auto;
}
.banner-data {
  background-color: var(--heavy-purple);
  color: #ffebc2;
  display: inline-block;
  width: auto;
  padding: 1rem 3rem;
  border-radius: 25px;
  font-size: 2.2rem;
  font-weight: bold;
  margin: 3rem auto 5rem auto;
}
@keyframes lightning-slide {
  /* 將閃爍動作等比例拉開到 80% */
  0% {
    opacity: 1;
  }
  10% {
    opacity: 0;
  } /* 原本 2% */
  20% {
    opacity: 1;
    filter: brightness(1.5);
  } /* 原本 4% */
  30% {
    opacity: 0.3;
  } /* 原本 6% */
  40% {
    opacity: 1;
  } /* 原本 8% */
  60% {
    opacity: 0;
  } /* 原本 15% */
  80% {
    opacity: 1;
  } /* 閃爍結束 */

  /* 靜止期只剩下 80.1% ~ 100% (總時長的 20%) */
  80.1%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
}
/* 共用 top-menu  RWD-手機 */
@media (max-width: 768px) {
  #top_banner {
    padding: 3rem 0 2rem 0;
  }
  .banner-img {
    width: 100%;
  }
  .banner-img-logo {
    width: 90%;
  }
  .banner-data {
    margin: auto;
  }
  #top_banner::after {
    top: -115px;
  }
}
/********* #recommender 我是推薦人 *********/
#recommender {
  background-color: #dcdcff;
  padding: 0rem 0 6rem 0;
}
/*abs-nav*/
.tabs-nav {
  display: flex;
  justify-content: space-around;
  align-items: stretch;
  vertical-align: bottom;
  padding: initial;
}
.tab-item {
  color: var(--lght-purple);
  cursor: pointer;
  padding: 10px 20px;
  width: 100%;
  font-size: var(--siza-content_title);
  font-weight: 500;
  border-bottom: 1px solid var(--primary);
  text-align: center;
}
.tab-item.active {
  color: var(--primary);
  border-bottom: 12px solid var(--primary);
}
.tab-content {
  display: none;
  background-color: var(--white);
  padding: 3rem 2rem;
}
.tab-content.active {
  display: flex;
  justify-content: space-evenly;
  align-items: flex-start;
  flex-direction: row;
  padding: 5rem 1rem;
}
.tab-content-list {
  border-right: 2px dashed var(--lght-purple);
  border-bottom: 0px dashed var(--lght-purple);
  flex: 1;
}
.mod-break {
  display: inline-block;
}
.tab-content-list:last-child {
  border-right: none;
}
.tab-content p {
  text-align: center;
  font-size: var(--siza-content);
}
.tab-content .tab-title {
  font-size: var(--siza-content_title);
  font-weight: bold;
  text-align: center;
}
.tab-content-list .mod-details {
  color: #2873ff;
  font-size: 1.7rem;
  text-decoration: underline;
  text-decoration-color: #2873ff;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
  font-weight: bold;
}
.tab-content-list a.mod-details:visited,
.tab-content-list a.mod-details:hover {
  text-decoration: underline;
  color: #2873ff;
  text-decoration-color: #2873ff;
}
/* RWD-手機 */
@media (max-width: 768px) {
  #recommender .row {
    width: 90%;
    margin: 0 auto;
  }
  .tab-content.active {
    align-items: stretch;
    padding: 2rem 0.5rem;
  }
  .tab-content-list {
    border-right: 2px dashed var(--lght-purple);
    border-bottom: 0px dashed var(--lght-purple);
    flex: 1;
    width: 100%;
    padding: 5px 10px;
  }
  .tab-content-list .mod-details {
    font-size: 1.2rem;
  }
  .tab-content-list:last-child {
    border-bottom: none;
  }
  #tab-recommender .tab-content-list img {
    max-width: 80%;
    height: auto;
  }
  #new-user .tab-content-list img {
    max-width: 55%;
    height: auto;
  }
  .mod-break {
    display: block;
  }
}
/********* #increase 達標加碼 *********/
#increase {
  width: 100%;
  background-color: var(--lght-purple);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40' viewBox='0 0 40 40'%3E%3Cpath d='M20 8q0 8 8 8q-8 0-8 8q0-8-8-8q8 0 8-8' fill='%23b8b9ff' transform='rotate(45 20 16)'/%3E%3Cpath d='M0 28q0 8 8 8q-8 0-8 8q0-8-8-8q8 0 8-8' fill='%23b8b9ff' transform='rotate(45 0 36)'/%3E%3Cpath d='M40 28q0 8 8 8q-8 0-8 8q0-8-8-8q8 0 8-8' fill='%23b8b9ff' transform='rotate(45 40 36)'/%3E%3C/svg%3E");
  background-size: 40px 40px;
}
#increase article:nth-child(1) .artic_container {
  margin: 0 auto 80px auto;
}
.list_container {
  width: 100%;
}
#increase .title_icon:last-of-type {
  transform: scaleX(-1);
}
#increase .title {
  letter-spacing: 5px;
}
#increase .title-num {
  padding: 0 10px;
}
.reward-container {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  position: relative;
  margin: 50px auto;
  padding: 0 20px;
}
/* 橫線 */
.progress-line {
  position: absolute;
  top: 64%;
  left: 50%;
  height: 2px;
  background: var(--primary);
  z-index: 1;
  transform: translate(-50%, -64%);
  width: 88%;
}
.step {
  flex: 1;
  text-align: center;
  z-index: 2;
  position: relative;
}
.icon-group {
  color: #fbc531;
  font-size: 1.2rem;
  margin-bottom: 5px;
  height: 50px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.step-title {
  font-size: var(--siza-content_title);
  font-weight: bold;
}
.description {
  color: var(--black);
  font-size: var(--siza-content);
}
.highlight {
  color: var(--red);
  font-size: 1.2rem;
}
.points-group {
  display: flex;
  justify-content: center;
  align-items: stretch;
  gap: 5px;
}
.points-subheading {
  color: var(--primary);
  writing-mode: vertical-rl;
  text-orientation: upright;
  letter-spacing: -7px;
  font-weight: bold;
  -webkit-text-stroke: 0.5px var(--primary);
}
.points-main {
  color: var(--primary);
  font-size: 5rem;
  font-weight: bold;
}
.points-main span {
  font-size: var(--siza-content);
}

/* 圓點 */
.dot-wrapper {
  margin: 10px 0 0px 0;
  display: inline-block;
  padding: 0 10px;
}
.dot {
  width: 45px;
  height: 45px;
  background: var(--primary);
  border: 3px solid var(--primary);
  border-radius: 50%;
  box-shadow: inset 0 0 0 8px var(--pale-purple);
  display: inline-block;
}
/* --- RWD 手機版切換 --- */
@media (max-width: 600px) {
  #increase article:nth-child(1) .artic_container {
    margin: 0 auto 35px auto;
  }
  .step-title {
    font-size: 1.8rem;
    font-weight: bold;
  }
  .reward-container {
    flex-direction: column;
    align-items: center;
    gap: 40px;
    padding: 0 0px;
    margin: 40px auto;
  }
  .progress-line {
    width: 3px;
    height: 100%;
    top: 0%;
    left: 50.5%;
    transform: translateX(-50%);
  }
  .step {
    display: grid;
    width: 100%;
    grid-template-columns: 1fr 60px 1fr;
    align-items: center;
  }
  .icon-group {
    margin-bottom: -5px;
  }
  .points-group {
    display: flex;
    justify-content: center;
    align-items: stretch;
    gap: 0px;
    flex-direction: column;
  }
  .points-main {
    padding: 0 0 15px 0;
    font-size: 3.5rem;
  }
  .points-subheading {
    writing-mode: initial;
    letter-spacing: 0px;
  }
}
/********* top3 大獎 *********/
#increase article:nth-child(2) .artic_container {
  gap: 45px;
  display: flex;
  flex-direction: column;
  margin: 45px auto 50px auto;
}
.top3-groud {
  display: flex;
  align-items: flex-end;
  justify-content: space-evenly;
  gap: 15px;
}
.top3-list {
  display: flex;
  flex: 1;
  flex-direction: column;
}
.top3-title {
  font-size: var(--siza-content_title);
  font-weight: bold;
}
.top3-again {
  color: var(--white);
  background-color: var(--red);
  border-radius: 50%;
  width: 80px;
  height: 80px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  transform: rotate(-10deg);
  margin: 0 12px;
}
.top3-mod-br {
  display: inline-block;
}
.top3-content {
  font-size: var(--siza-content);
  border: 3px solid var(--shade-purple);
  border-top-left-radius: 15px;
  border-top-right-radius: 15px;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  padding: 20px 15px 5px 15px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  flex: 1;
  background-color: var(--pale-yellow);
}
.top3-title-content-point {
  color: var(--red);
  font-size: var(--siza-content_title);
  font-weight: bold;
}
.top3-list:nth-child(1) .top3-content {
  padding: 10px 15px;
}
.top3-list:nth-child(2) .top3-content {
  padding: 20px 15px;
}
.top3-list:nth-child(3) .top3-content {
  padding: 5px 15px;
}
.top3-again {
  width: 65px;
  height: 65px;
}
.below-graup {
  margin: 20px 0 0 0;
}
/* --- RWD 手機版切換 --- */
@media (max-width: 600px) {
  #increase article:nth-child(2) .artic_container {
    gap: 30px;
  }
  .top3-groud {
    gap: 5px;
  }
  .top3-list img {
    height: auto;
  }
  .top3-list:nth-child(2) {
    order: 2;
  }
  .top3-list:nth-child(1) {
    order: 1;
  }
  .top3-list:nth-child(3) {
    order: 3;
  }
  .top3-list {
    width: 100%;
  }
  .top3-mod-br {
    display: block;
  }
  .below-graup {
    margin: 3px 0 0 0;
  }
}
/********* button-download-group *********/
.button-app-download {
  padding: 7px;
  background: var(--gradient-orange);
  border-radius: 100px;
  box-shadow: 3px 5px 0 var(--obsidian-red);
  display: block;
  margin: 0 auto;
  width: fit-content;
}
.button-download-group {
  padding: 15px 30px;
  width: 100%;
  position: relative;
  border: 2px solid #fff;
  border-radius: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: row;
  gap: 10px;
}
.button-download-title {
  color: var(--white);
  font-size: 4rem;
  font-weight: bold;
  text-decoration: none;
  letter-spacing: 4px;
  -webkit-text-stroke: 3px var(--shade-orange);
  paint-order: stroke fill;
  height: auto;
}
/* --- 光澤 --- */
.button-download-group::before,
.button-download-group::after {
  transform: translateX(-50%);
  width: 30%;
  height: 5px;
  background: radial-gradient(
    ellipse 50% 50% at center center,
    rgba(255, 255, 255, 1) 0%,
    rgba(255, 255, 255, 1) 70%,
    rgba(255, 255, 255, 0) 100%
  );
  filter: blur(2px);
  pointer-events: none;
  z-index: 2;
}
.button-download-group:before {
  content: "";
  position: absolute;
  top: -4px;
  left: 70%;
}
.button-download-group::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 35%;
}
/* --- RWD 手機版切換 --- */
@media (max-width: 600px) {
  .button-app-download {
    border-radius: 27px;
    width: 215px;
    padding: 3px;
  }
  .button-download-title {
    font-size: 2.5rem;
    height: 25px;
  }
  .button-download-group {
    flex-direction: column;
    border-radius: 25px;
    gap: 0px;
    padding: 2px 5px;
  }
  .button-download-group img {
    max-width: 70%;
  }
}
/********* #recommend 推薦流程 *********/
#recommend {
  background-color: #dce0ff;
}
#recommend .title_icon:last-of-type {
  transform: scaleX(-1);
}
/*section_2*/
#section_2 {
  z-index: 1;
  position: relative;
}

#section_2 .inner-box {
  position: relative;
}
.BF-nav {
  position: relative;
  text-align: center;
  margin-bottom: 26px;
}
.BF-nav .tablinks {
  cursor: pointer;
  background-color: var(--heavy-purple);
  border: 3px solid var(--heavy-purple);
  border-radius: 32px;
  padding-right: 20px;
  margin: 5px 2px;
  height: 63px;
  font-size: 30px;
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
}

.BF-nav .tablinks span {
  border: 3px solid var(--heavy-purple);
  background-color: var(--shade-purple);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 32px;
  height: 57px;
  width: 57px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 32px;
  font-weight: 700;
  font-family: Arial;
  margin-right: 10px;
}

#section_2 .BF-nav .tablinks.active {
  color: rgba(255, 255, 255, 1);
}
#section_2 .BF-nav .tablinks.active span {
  color: rgba(255, 255, 255, 1);
}
#section_2 .tabcontent {
  display: none;

  position: relative;
  background-color: var(--primary);
  border-radius: 32px;
  padding: 32px 0px;
}

/* ====swiper==== */

#section_2 .tabcontent .swiper {
  padding: 0 50px;
  position: relative;
  width: 0;
  min-width: 100%;
  max-width: 100%;
}
.swiper-button-prev,
.swiper-button-next {
  width: 35px;
  height: auto;
  background-color: var(--primary);
  position: absolute;
  top: 0;
  bottom: 0;
  margin-top: auto;
}
.swiper-button-prev {
  left: 0;
  right: auto;
}
.swiper-button-next {
  right: 0;
  left: auto;
}

.swiper-button-prev:after,
.swiper-button-next:after {
  content: "";
  display: inline-block;
  width: 25px;
  height: 74px;
  font-size: 0;
}
.swiper-button-prev:after {
  background: url(../img/swiper-left.png) no-repeat 0 0 / cover;
}
.swiper-button-next:after {
  background: url(../img/swiper-right.png) no-repeat 0 0 / cover;
}

.swiper-button-next.swiper-button-disabled,
.swiper-button-prev.swiper-button-disabled {
  opacity: 0;
}

#section_2 .swiper-slide .img {
  padding: 0 5px;
  width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}
#section_2 .swiper-slide img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 20px;
  box-shadow: 5px 3px 0 var(--obsidian-purple);
  border: 2px solid #e6e6e6;
}
#section_2 .wording {
  color: #fff915;
  font-size: 21px;
  font-weight: 500;
  text-align: center;
  margin-top: 15px;
}
#section_2 .list-title {
  font-size: 16px;
  color: #fff;
  display: block;
  font-weight: 700;
  margin-bottom: 5px;
}
#section_2 font {
  font-size: 12px;
  color: #fff915;
  padding: 0 4px;
}

@media (max-width: 1279px) {
  .swiper-button-prev,
  .swiper-button-next {
    width: 70px;
  }
  #section_2 .inner-box {
    padding: 53px 100px 58px;
  }
  #section_2 .tabcontent .swiper {
    padding: 0 70px;
  }
  .swiper-button-prev:after,
  .swiper-button-next:after {
    width: 12px;
    height: 37px;
  }
}

@media (max-width: 1023px) and (min-width: 641px) {
  #section_2 .swiper-slide {
    text-align: center;
  }
  #section_2 .swiper-slide img {
    height: 700px;
    width: auto;
    margin-right: auto;
    margin-left: auto;
  }
}

@media (max-width: 749px) {
  .swiper-button-prev,
  .swiper-button-next {
    width: 40px;
  }
  #section_2 .tabcontent .swiper {
    padding: 0 35px;
  }
  #section_2 .tabcontent {
    padding: 32px 0px;
  }
  #section_2 .inner-box {
    padding: 0px 10px;
  }
  #section_2 .wording {
    font-size: 16px;
    margin-top: 8px;
  }
  #section_2 .title {
    font-size: 14px;
    margin-bottom: 3px;
  }
  #section_2 font {
    font-size: 10px;
    padding: 0 2px;
  }
  .swiper-button-prev:after,
  .swiper-button-next:after {
    width: 12px;
    height: 37px;
  }
  .BF-nav .tablinks {
    border: 2px solid #1f095b;
    border-radius: 22px;
    padding-right: 10px;
    margin: 5px 2px;
    height: 44px;
    font-size: 22px;
  }
  .BF-nav .tablinks span {
    border: 0px solid #1f095b;
    border-radius: 20px;
    height: 40px;
    width: 40px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 20px;
    margin-right: 5px;
  }
}
/********* #details 活動詳情 *********/
#details {
  background-color: #a4abff;
}
#details .artic_container {
  text-align: left;
}
#details .list_container {
  display: flex;
  gap: 20px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
}
#details .title_icon:last-of-type {
  transform: scaleX(-1);
}
.details-activity-group {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px 0;
}
.details-title {
  color: var(--secondary);
  font-weight: bold;
}
.details-list,
.details-list p {
  font-size: var(--siza-content_sub);
}
.details-og-title {
  color: var(--white);
  background-color: var(--secondary);
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: 30px;
  font-weight: bold;
  white-space: nowrap;
}
/*  */
.details-pu-title {
  color: var(--white);
  background-color: var(--shade-purple);
  display: inline-block;
  padding: 0.5rem 0.75rem;
  border-radius: 5px;
  font-weight: bold;
  margin: 0 0 10px 0;
}
.details-pu-sb-title {
  color: var(--shade-purple);
  font-weight: bold;
}
/* 功能-注意事項 */
.precautions {
  width: 100%;
  background: white;
  border: 1px solid var(--lght-orange);
  border-radius: 8px;
  overflow: hidden;
}
.precautions-header {
  font-size: var(--siza-content_sub);
  background-color: var(--lght-orange);
  color: var(--white);
  padding: 10px 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: bold;
  cursor: pointer;
}
.toggleicon {
  background: transparent;
  border: none;
  color: white;
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}
.is-expanded .toggleicon {
  transform: rotate(90deg);
}
.precautions-content {
  font-size: var(--siza-content_sub);
  position: relative;
  max-height: 125px;
  transition: max-height 0.5s ease;
  overflow: hidden;
  padding: 0 15px;
  padding: 20px 55px 20px 65px;
  background-color: #fffaf0;
}
/* 展開內容 */
.is-expanded .precautions-content {
  max-height: auto;
}
.precautions-content .text li {
  margin: 0 0 10px 0;
}
/* 遮罩 */
.mask {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100px;
  background: linear-gradient(transparent, white);
  pointer-events: none;
}
.is-expanded .mask {
  display: none;
}
/* --- RWD 手機版切換 --- */
@media (max-width: 768px) {
  .precautions-content {
    padding: 20px 40px 20px 40px;
  }
}
/********* footer *********/
footer {
  background-color: var(--white);
  text-align: center;
  color: var(--gray600);
  padding: 30px;
  font-size: 2rem;
  letter-spacing: 1px;
  margin-top: 0px;
  border-top: 0px solid #f68b1f;
}
footer .container {
  width: 100%;
  position: relative;
  overflow-y: initial;
}
footer .artic_container {
  background: #fff;
  text-align: left;
  box-shadow: initial;
  padding: initial;
}
@media screen and (max-width: 640px) {
  footer {
    border-radius: 0px;
    font-size: 1.3rem;
    padding: 10px 5px;
  }
  footer .artic_container {
    text-align: center;
  }
}
/********* app-download *********/
.app-download {
  padding: 7px;
  background: var(--gradient-orange);
  border-radius: 20px;
  box-shadow: 3px 5px 0 var(--obsidian-red);
  width: 142px;
  height: auto;
  position: fixed;
  top: 50%;
  right: 10px;
  transform: translateY(-50%);
  z-index: 99;
}
.download-group {
  padding: 8px 10px 15px;
  width: 100%;
  position: relative;
  border: 2px solid #fff;
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}
.download-title {
  color: var(--white);
  font-size: 2.5rem;
  font-weight: bold;
  text-decoration: none;
  letter-spacing: 0px;
  -webkit-text-stroke: 3px var(--shade-orange);
  paint-order: stroke fill;
}
/* --- 光澤 --- */
.download-group::before,
.download-group::after {
  transform: translateX(-50%);
  width: 30%;
  height: 5px;
  background: radial-gradient(
    ellipse 50% 50% at center center,
    rgba(255, 255, 255, 1) 0%,
    rgba(255, 255, 255, 1) 70%,
    rgba(255, 255, 255, 0) 100%
  );
  filter: blur(2px);
  pointer-events: none;
  z-index: 2;
}
.download-group:before {
  content: "";
  position: absolute;
  top: -4px;
  left: 70%;
}
.download-group::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 35%;
}
/* --- RWD 手機版切換 --- */
@media (max-width: 768px) {
  .app-download {
    padding: 4px;
    width: 75px;
    top: auto;
    right: 10px;
    bottom: 30px;
    box-shadow: initial;
  }
  .download-group {
    padding: 8px 5px 7px;
    border: 1px solid #fff;
  }
  .download-title {
    font-size: 1.3rem;
  }
}
/********* go-top *********/
#go-top {
  padding: 7px;
  background: var(--gradient-orange);
  border-radius: 50%;
  border: 2px solid var(--white);
  width: 80px;
  height: 80px;
  position: fixed;
  top: 70%;
  right: 35px;
  bottom: initial;
  transform: translateY(-50%);
  z-index: 99;
  font-size: 2.2rem;
  font-weight: bold;
  text-align: center;
}
.go-icon {
  width: 30px;
  padding: 0px 0 9px 0;
  margin: 0 auto;
}
.go-icon svg {
  width: 100%;
  height: auto;
  fill: var(--white);
}
.go-top-text {
  color: var(--white);
}
/* --- RWD 手機版切換 --- */
@media (max-width: 768px) {
  #go-top {
    width: 40px;
    height: 40px;
    right: 21px;
    bottom: 10px;
    top: initial;
  }
  .go-icon {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .go-icon svg {
    height: 20px;
  }
  .go-top-text {
    display: none;
  }
}