* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  font-family: "Noto Sans TC", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
}
.ys_width {
  max-width: 1366px;
}

.highlight {
  color: #ed8037;
}

.highlight-dark {
  color: #cd5c00;
}

.bolder {
  font-weight: bolder;
}

/* 前兩頁捲動 */

.scroll-container {
  width: 100%;
  scroll-snap-type: y mandatory;
  overflow-x: hidden;
}

.scroll-container .scroll-area {
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

/* 向下按鈕 */

.next-section-button img {
  width: 10vh;
  max-width: 35px;
  height: auto;
  margin: 7vh auto 0 auto;
  animation: bounce 400ms infinite alternate;
}

@keyframes bounce {
  from {
    transform: translateY(0);
  }

  to {
    transform: translateY(-2px);
  }
}

/* banner */

#banner {
  position: relative;
  width: 100%;
  height: 95vh;
  background-color: #f9f9f9;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: hidden;
  overflow-y: hidden;
}

#banner-bg-mask {
  width: 100%;
  height: 60%;
  background: url("https://materials.fillo.com.tw/materials/ystravel/images/8ff1eeaf-ab63-4e16-9616-c0c3e3d9314f.jpg")
    no-repeat bottom left;
  background-size: cover;
  -webkit-mask: url("https://materials.fillo.com.tw/materials/ystravel/images/3dc91aaa-e7fb-42fc-83cc-1a18b4b33dd2.png")
    no-repeat top center;
  mask: url("https://materials.fillo.com.tw/materials/ystravel/images/3dc91aaa-e7fb-42fc-83cc-1a18b4b33dd2.png")
    no-repeat top center;
  -webkit-mask-size: 100% 55vh;
  mask-size: 100% 55vh;
  z-index: 99;
}

#banner::after {
  content: "";
  position: absolute;
  top: 3%;
  left: 2%;
  width: 100%;
  height: 60%;
  display: block;
  background: url("https://materials.fillo.com.tw/materials/ystravel/images/69ba566b-a385-465f-ba87-84dd0764cfbc.png")
    no-repeat;
  background-size: cover;
  -webkit-mask: url("https://materials.fillo.com.tw/materials/ystravel/images/3dc91aaa-e7fb-42fc-83cc-1a18b4b33dd2.png")
    no-repeat top center;
  mask: url("https://materials.fillo.com.tw/materials/ystravel/images/3dc91aaa-e7fb-42fc-83cc-1a18b4b33dd2.png")
    no-repeat top center;
  -webkit-mask-size: 100% 55vh;
  mask-size: 100% 55vh;
}

@media (max-width: 820px) {
  #banner-bg-mask {
    height: 50%;
    -webkit-mask-size: 100% 45vh;
    mask-size: 100% 45vh;
  }

  #banner::after {
    left: 3%;
    height: 50%;
    -webkit-mask-size: 100% 45vh;
    mask-size: 100% 45vh;
  }
}

.banner-title {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 100svw;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #fff;
  -webkit-filter: drop-shadow(1px 1px 3px rgba(0, 0, 0, 0.7));
  filter: drop-shadow(1px 1px 3px rgba(0, 0, 0, 0.7));
  z-index: 99;
}

.banner-title h1 {
  font-size: 54px;
  letter-spacing: 30px;
  padding-left: 30px;
  font-size: clamp(26px, 5vw, 54px);
  font-weight: 600;
  text-align: center;
}

@media (max-width: 1440px) {
  .banner-title h1 {
    letter-spacing: 20px;
    padding-left: 20px;
  }
}

@media (max-width: 1070px) {
  .banner-title h1 {
    font-size: clamp(18px, 8vw, 42px);
    letter-spacing: 15px;
    padding-left: 15px;
  }
}

@media (max-width: 575px) {
  .banner-title h1 {
    letter-spacing: 10px;
    padding-left: 10px;
  }
}

@media (max-width: 500px) {
  .banner-title h1 {
    letter-spacing: 8px;
    padding-left: 8px;
  }
}

@media (max-width: 400px) {
  .banner-title h1 {
    letter-spacing: 4px;
    padding-left: 4px;
  }
}

.banner-title h2 {
  font-size: 22px;
  font-family: "Raleway", sans-serif !important;
  font-style: italic;
  font-weight: 500;
  letter-spacing: 0.5px;
  padding-left: 0.5px;
}

@media (max-width: 1070px) {
  .banner-title h2 {
    font-size: 18px;
  }
}

@media (max-width: 400px) {
  .banner-title h2 {
    font-size: 16px;
  }
}

@media (max-width: 312px) {
  .banner-title h2 {
    font-size: 14px;
  }
}

/* text: push the door */

.banner-p {
  position: relative;
  background-color: #fff;
  padding: 2vh 5vw 3vh 0;
  margin: 6svh 0 4svh;
}

.banner-p p {
  position: relative;
  color: #505050;
  text-align: center;
  font-size: clamp(20px, 2vw, 36px);
  font-weight: 600;
  letter-spacing: 10px;
  padding-left: 5vw;
  background-color: #fff;
  z-index: 10;
}

@media (max-width: 1070px) {
  .banner-p p {
    font-size: clamp(14px, 3vw, 26px);
    letter-spacing: 12px;
    padding-left: 12px;
  }
}

@media (max-width: 500px) {
  .banner-p p {
    font-size: clamp(12px, 4vw, 24px);
    letter-spacing: 8px;
    padding-left: 8px;
  }
}

@media (max-width: 400px) {
  .banner-p p {
    letter-spacing: 6px;
    padding-left: 6px;
  }
}

@media (max-width: 312px) {
  .banner-p p {
    letter-spacing: 4px;
    padding-left: 4px;
  }
}

.banner-p::after {
  position: absolute;
  content: "";
  background-image: url("https://materials.fillo.com.tw/materials/ystravel/images/af755003-c8c8-4303-846b-444dd320e251.png");
  background-size: cover;
  background-repeat: no-repeat;
  width: 100%;
  height: 100%;
  display: block;
  top: 10px;
  left: 10px;
  z-index: 0;
}

/* 打字機效果 */
.typed-out {
  overflow: hidden;
  width: 0;
  white-space: nowrap;
  animation: typing 1500ms steps(9, end) forwards;
}

@keyframes typing {
  from {
    width: 0;
  }

  to {
    width: 100%;
  }
}

#banner-next-button img {
  margin: 3vh auto 0 auto;
}

@media (max-width: 820px) {
  #banner-next-button img {
    margin: 5vh auto 0 auto;
  }
}

/* 
#banner-bg-dec-1{
    position: absolute;
    right: 50%;
    bottom:-100px;
    width: 200px;
}

#banner-bg-dec-1 img{
    width: 100%;
} */

/* intro */

#intro {
  width: 100%;
  background: url("https://materials.fillo.com.tw/materials/ystravel/images/cc52456d-c618-4e83-bf21-ab26d3d7eebc.jpg")
    no-repeat center center;
  background-size: cover;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10% 0;
  overflow-x: hidden;
}

@media (max-width: 820px) {
  #intro {
    padding: 20% 0;
  }
}

.intro-context {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.intro-p-wrap {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.intro-p {
  text-align: center;
}

#intro-p1 h3 {
  font-size: clamp(26px, 2.3vw, 65px);
  font-weight: 600;
  letter-spacing: 35px;
  padding-left: 35px;
  padding-bottom: 1em;
  line-height: 2.3;
  color: #fff;
  -webkit-filter: drop-shadow(2px 2px 2px rgba(0, 0, 0, 0.8));
  filter: drop-shadow(2px 2px 2px rgba(0, 0, 0, 0.8));
}

@media (max-width: 1920px) {
  #intro-p1 h3 {
    letter-spacing: 25px;
    padding-left: 25px;
  }
}

@media (max-width: 1070px) {
  #intro-p1 h3 {
    font-size: clamp(20px, 3.5vw, 48px);
    letter-spacing: 20px;
    padding-left: 20px;
  }
}

@media (max-width: 820px) {
  #intro-p1 h3 {
    letter-spacing: 15px;
    padding-left: 15px;
  }
}

@media (max-width: 650px) {
  #intro-p1 h3 {
    letter-spacing: 12px;
    padding-left: 12px;
  }
}

@media (max-width: 500px) {
  #intro-p1 h3 {
    font-size: clamp(14px, 4.5vw, 20px);
    letter-spacing: 10px;
    padding-left: 10px;
  }
}

@media (max-width: 400px) {
  #intro-p1 h3 {
    letter-spacing: 8px;
    padding-left: 8px;
  }
}

@media (max-width: 312px) {
  #intro-p1 h3 {
    letter-spacing: 5px;
    padding-left: 5px;
  }
}

#intro-p2 {
  background-color: rgba(255, 255, 255, 0.7);
  margin: 15% 0 0;
  padding: 5% 0;
  width: 100%;
  height: 120%;
}

#intro-p2::before {
  position: absolute;
  content: "";
  border: #ff8c00 dashed 2.5px;
  width: 100%;
  height: 100%;
  top: -2%;
  left: -1%;
}

@media (max-width: 2048px) {
  #intro-p2::before {
    border: #ff8c00 dashed 2px;
  }
}

#intro-p2 p {
  font-size: clamp(10px, 1.5vw, 20px);
  font-weight: bold;
  letter-spacing: 3px;
  padding-left: 3px;
  line-height: 2;
  color: #505050;
}

@media (max-width: 1070px) {
  #intro-p2 p {
    letter-spacing: 3px;
    padding-left: 3px;
  }
}

@media (max-width: 820px) {
  #intro-p2 p {
    letter-spacing: 3px;
    padding-left: 3px;
  }
}

@media (max-width: 575px) {
  #intro-p2 p {
    letter-spacing: 0;
    padding-left: 0;
  }
}

/* intro區按鈕 */
@media (max-width: 820px) {
  #intro-next-button {
    display: none;
  }
}

/* middle part, strength of the tour leader team */

#about {
  width: 100%;
  padding: 5% 0;
  background-image: url("https://materials.fillo.com.tw/materials/ystravel/images/6e83a3c9-afb4-4820-b651-bde5ed348b1f.jpg");
  background-position: top;
  background-repeat: no-repeat;
  background-size: cover;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: hidden;
}

/* 標題 */
.about-title {
  position: relative;
  margin-bottom: 3%;
  text-align: center;
}

.about-title-text {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  box-sizing: border-box;
  background-color: #fff;
  border: 1px solid #ff8c00;
  width: 100px;
  height: 100px;
  border-radius: 100%;
}

.about-title::after {
  position: absolute;
  content: "";
  background-image: url("https://materials.fillo.com.tw/materials/ystravel/images/83db420d-df5f-45fc-84c1-c7966bac7317.png");
  background-size: contain;
  background-repeat: no-repeat;
  width: 100%;
  height: 100%;
  display: block;
  top: 60%;
  left: 60%;
}

.about-title-text h3 {
  font-weight: bolder;
  font-size: 26px;
  padding-left: 0.2em;
  margin-bottom: 0;
  letter-spacing: 0.2em;
  line-height: 1.8;
}

/* 三大項 */
.about-item {
  margin: 20px 0;
  width: 70svw;
  display: flex;
  align-items: center;
}

@media (max-width: 2048px) {
  .about-item {
    margin: 20px 0;
    width: 75svw;
  }
}

@media (max-width: 1225px) {
  .about-item {
    margin: 20px 0;
    width: 90svw;
  }
}

@media (max-width: 820px) {
  .about-item {
    margin: 20px 0;
    width: 85svw;
    flex-direction: column;
  }
}

.about-item:nth-child(even) {
  justify-content: flex-start;
  align-items: center;
  padding-right: 15%;
}

@media (max-width: 2048px) {
  .about-item:nth-child(even) {
    justify-content: flex-start;
    padding-right: 10%;
  }
}

@media (max-width: 820px) {
  .about-item:nth-child(even) {
    justify-content: center;
    padding-right: 0;
  }
}

.about-item:nth-child(odd) {
  flex-direction: row-reverse;
  justify-content: flex-start;
  align-items: center;
  padding-left: 20%;
}

@media (max-width: 2048px) {
  .about-item:nth-child(odd) {
    padding-left: 10%;
  }
}

@media (max-width: 820px) {
  .about-item:nth-child(odd) {
    flex-direction: column;
    justify-content: center;
    padding-left: 0;
  }
}

.about-pic {
  width: 30%;
  z-index: 1;
}

.about-pic img {
  width: 100%;
}

@media (max-width: 2048px) {
  .about-pic {
    width: 40%;
  }
}

@media (max-width: 1225px) {
  .about-pic {
    width: 30%;
  }
}

@media (max-width: 820px) {
  .about-pic {
    width: 50%;
  }
}

@media (max-width: 450px) {
  .about-pic {
    width: 60%;
  }
}

@media (min-width: 821px) {
  .about-item .odd-b {
    display: none;
  }
}

@media (max-width: 820px) {
  .about-item .odd-a {
    display: none;
  }
}

.about-content {
  position: relative;
  width: 50%;
}

@media (max-width: 2560px) {
  .about-content {
    width: 50%;
  }
}

@media (max-width: 1225px) {
  .about-content {
    width: 60%;
  }
}

@media (max-width: 820px) {
  .about-content {
    width: 100%;
  }
}

.about-text {
  position: relative;
  padding: 1.6rem 1.6rem 1rem 1.6rem;
  overflow-wrap: break-word;
  text-align: justify;
  background-color: rgba(255, 255, 255, 0.9);
  z-index: 99;
}

.about-item:nth-child(even) .about-content {
  margin-left: 10px;
}

.about-item:nth-child(odd) .about-content {
  margin-right: 10px;
}

.about-content::after {
  position: absolute;
  content: "";
  background-image: url("https://materials.fillo.com.tw/materials/ystravel/images/af755003-c8c8-4303-846b-444dd320e251.png");
  background-size: cover;
  background-repeat: no-repeat;
  width: 100%;
  height: 100%;
  display: block;
  top: 10px;
  left: 10px;
}

.about-heading {
  font-size: 20px;
  color: #cd5c00;
  font-weight: bolder;
  margin: 0;
}

@media (max-width: 1920px) {
  .about-heading {
    font-size: 16px;
  }
}

@media (max-width: 820px) {
  .about-heading {
    font-size: 16px;
  }
}

@media (max-width: 450px) {
  .about-heading {
    font-size: 15px;
  }
}

.about-p {
  font-size: 18px;
  line-height: 2;
  padding-top: 1em;
}

@media (max-width: 1920px) {
  .about-p {
    font-size: 15px;
  }
}

@media (max-width: 820px) {
  .about-p {
    font-size: 15px;
    margin-top: 1rem;
  }
}

@media (max-width: 450px) {
  .about-p {
    font-size: 14px;
    margin-top: 0;
  }
}

/* 四格 */

.about-detail {
  width: 50%;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  z-index: 1;
}

@media (max-width: 2048px) {
  .about-detail {
    width: 60%;
  }
}

@media (max-width: 820px) {
  .about-detail {
    width: 70%;
    flex-direction: column;
    align-items: center;
  }
}

.detail-item {
  position: relative;
  width: 35%;
  margin: 5%;
  /* display: flex;
    flex-direction: row;*/
}

.detail-info {
  position: relative;
  /* margin: 10%; */
  padding: 2%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

@media (max-width: 820px) {
  .detail-item {
    width: 80%;
  }

  .detail-info {
    flex-direction: row;
  }
}

@media (max-width: 450px) {
  .detail-item {
    width: 90%;
  }

  .detail-info {
    flex-direction: column;
  }
}

.detail-item::before {
  position: absolute;
  content: "";
  background-image: url("https://materials.fillo.com.tw/materials/ystravel/images/f01612b0-014d-42e7-9d97-4ab31e4b6536.png");
  height: 100%;
  width: 100%;
  top: 0;
  transform: translateX(-6%);
  background-repeat: no-repeat;
  background-size: contain;
  z-index: 99;
}

@media (max-width: 2048px) {
  .detail-item::before {
    transform: translateX(-8%);
  }
}

@media (max-width: 1560px) {
  .detail-item::before {
    transform: translateX(-11%);
  }
}

@media (max-width: 820px) {
  .detail-item::before {
    transform: translateX(-3%);
  }

  .detail-item:nth-child(2)::before {
    height: 125%;
    top: -20px;
  }

  .detail-item:nth-child(3)::before {
    height: 120%;
    top: -10px;
  }
}

@media (max-width: 450px) {
  .detail-item::before {
    transform: translateX(-10%);
  }

  .detail-item:nth-child(2)::before {
    height: 115%;
    top: -20px;
  }

  .detail-item:nth-child(3)::before {
    height: 110%;
    top: -10px;
  }
}

.detail-item::after {
  position: absolute;
  content: "";
  background-image: url("https://materials.fillo.com.tw/materials/ystravel/images/6b37e024-746a-4a75-bdea-4c2eed63c139.png");
  height: 100%;
  width: 100%;
  top: 0;
  transform: translateX(98%);
  background-repeat: no-repeat;
  background-size: contain;
}

@media (max-width: 2048px) {
  .detail-item::after {
    transform: translateX(98%);
  }
}

@media (max-width: 1560px) {
  .detail-item::after {
    transform: translateX(100%);
  }
}

@media (max-width: 820px) {
  .detail-item::after {
    transform: translateX(100%);
  }

  .detail-item:nth-child(2)::after {
    height: 125%;
    top: -20px;
  }

  .detail-item:nth-child(3)::after {
    height: 120%;
    top: -10px;
  }
}

@media (max-width: 450px) {
  .detail-item::after {
    transform: translateX(100%);
  }

  .detail-item:nth-child(2)::after {
    height: 115%;
    top: -20px;
  }

  .detail-item:nth-child(3)::after {
    height: 110%;
    top: -10px;
  }
}

.detail-item-pic {
  width: 50%;
}

.detail-item:first-child .detail-item-pic {
  width: 55%;
}

.detail-item-pic img {
  width: 100%;
}

@media (max-width: 820px) {
  .detail-item-pic {
    width: 30%;
  }

  .detail-item:first-child .detail-item-pic {
    width: 30%;
  }
}

@media (max-width: 450px) {
  .detail-item-pic {
    width: 40%;
  }

  .detail-item:first-child .detail-item-pic {
    width: 44%;
  }
}

.detail-item-text p {
  font-size: 20px;
  line-height: 1.6;
  overflow-wrap: break-word;
  text-align: justify;
  padding-top: 0.6em;
}

@media (max-width: 1920px) {
  .detail-item-text p {
    font-size: 16px;
  }
}

@media (max-width: 820px) {
  .detail-item-text {
    width: 70%;
  }

  .detail-item-text p {
    font-size: 16px;
    margin-left: 20px;
    margin-top: 1rem;
  }
}

@media (max-width: 450px) {
  .detail-item-text {
    width: 100%;
  }

  .detail-item-text p {
    font-size: 15px;
    margin-left: 0;
    margin-top: 0;
  }
}

/* photo-wall */
#tour-leaders {
  width: 100%;
  padding: 5% 0;
  background-image: url("https://materials.fillo.com.tw/materials/ystravel/images/5bf62108-da0d-43b6-9113-b0910f2f54e2.jpg");
  background-position: top;
  background-repeat: no-repeat;
  background-size: contain;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: hidden;
  overflow-y: hidden;
}

/* 標題 */
.photo-wall-title {
  position: relative;
  margin-bottom: 3%;
  text-align: center;
}

.photo-wall-title-text {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  box-sizing: border-box;
  background-color: #fff;
  border: 1px solid #ff8c00;
  width: 100px;
  height: 100px;
  border-radius: 100%;
}

.photo-wall-title-text h3 {
  font-weight: bolder;
  font-size: 26px;
  padding-left: 0.2em;
  margin-bottom: 0;
  letter-spacing: 0.2em;
  line-height: 1.8;
  z-index: 2;
}

.photo-wall-title::after {
  position: absolute;
  content: "";
  background-image: url("https://materials.fillo.com.tw/materials/ystravel/images/83db420d-df5f-45fc-84c1-c7966bac7317.png");
  background-size: contain;
  background-repeat: no-repeat;
  width: 100%;
  height: 100%;
  display: block;
  top: 50%;
  left: 50%;
}

/* 照片牆*/

.photo-wall-container {
  position: relative;
  z-index: 99;
}

.photo-wall {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  margin: 0 auto;
  /* gap: 3px; */
  background-color: #fff;
  z-index: 99;
}

.photo-wall-container::after {
  position: absolute;
  content: "";
  background-image: url("https://materials.fillo.com.tw/materials/ystravel/images/d1469278-73f0-46f5-8dae-f018cc4b4b28.png");
  top: 40px;
  left: 40px;
  width: 100%;
  height: 100%;
  display: block;
  background-repeat: no-repeat;
  background-size: cover;
}

/* 

@media (max-width: 1440px) {
    .photo-wall-container::after {
        top: 25px;
        left: 25px;
    }
}

@media (max-width: 1409px) {
    .photo-wall-container::after {
        top: 10px;
        left: 10px;
    }
}

@media (max-width: 1383px) {
    .photo-wall-container::after {
        display: none;
    }
} */

/* 個別縮圖 */
.thumbnail {
  position: relative;
  width: 16%;
  /* Show 8 thumbnails in a row */
  cursor: pointer;
  margin: 2px;
  /* Add hover effect */
}

@media (max-width: 1440px) {
  .thumbnail {
    width: 16.2%;
  }
}

@media (max-width: 1409px) {
  .thumbnail {
    width: 16.3%;
  }
}

@media (max-width: 1190px) {
  .thumbnail {
    width: 16.1%;
  }
}

@media (max-width: 856px) {
  .thumbnail {
    width: 16%;
  }
}

.thumbnail img {
  width: 100%;
  display: block;
}

.thumbnail:nth-child(3):hover,
.thumbnail:nth-child(5):hover,
.thumbnail:nth-child(6):hover,
.thumbnail:nth-child(8):hover,
.thumbnail:nth-child(9):hover,
.thumbnail:nth-child(14):hover,
.thumbnail:nth-child(15):hover,
.thumbnail:nth-child(20):hover,
.thumbnail:nth-child(21):hover {
  cursor: default;
}

@media (min-width: 821px) {
  /* hide in desktop */
  .thumbnail:nth-child(3),
  .thumbnail:nth-child(5),
  .thumbnail:nth-child(6),
  .thumbnail:nth-child(8),
  .thumbnail:nth-child(9) {
    display: none;
  }
}

@media (max-width: 820px) {
  .thumbnail {
    width: 32%;
    /* Show 3 thumbnail in a row for laptap*/
  }

  /* hide in laptop */
  .thumbnail:nth-child(3),
  .thumbnail:nth-child(14),
  .thumbnail:nth-child(15),
  .thumbnail:nth-child(20),
  .thumbnail:nth-child(21) {
    display: none;
  }
}

@media (max-width: 450px) {
  .thumbnail {
    width: 48%;
    /* Show 2 thumbnail in a row */
  }

  .thumbnail:nth-child(3) {
    display: inline;
  }

  .thumbnail:nth-child(5),
  .thumbnail:nth-child(6),
  .thumbnail:nth-child(8),
  .thumbnail:nth-child(9),
  .thumbnail:nth-child(14),
  .thumbnail:nth-child(15),
  .thumbnail:nth-child(14),
  .thumbnail:nth-child(15) {
    display: none;
  }

  .photo-wall {
    margin: 0 auto;
  }
}

@media (max-width: 200px) {
  .thumbnail {
    width: 90%;
    /* Show 1 thumbnail in a row */
  }
}

.thumbnail::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.2);
  /* Semi-transparent black overlay */
  opacity: 0;
  /* Initially fully transparent */
  transition: opacity 0.3s;
  /* Smooth transition */
}

.thumbnail:hover::before {
  opacity: 1;
}

.unclickable:hover::before {
  opacity: 0;
}

/* .thumbnail::after {
    content: "";
    background-color: rgba(255, 255, 255, .7);
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100px;
    height: 32px;
    max-width: 100%;
    max-height: 100%;
    transition: background-color 0.3s;

} */

/* .thumbnail:hover::after {
    background-color: rgba(255, 255, 255, .9);
} */

/* .unclickable::after {
    display: none;
} */

/* white bg beneath nickname */
.thumbnail-title::before {
  content: "";
  background-color: rgba(255, 255, 255, 0.8);
  position: absolute;
  transform: translate(-7px, -2px);
  width: 120%;
  height: 120%;
  z-index: -1;
}

/* adjust the white bg for people with short nickname */
.thumbnail:nth-child(1) .thumbnail-title::before,
.thumbnail:nth-child(2) .thumbnail-title::before,
.thumbnail:nth-child(11) .thumbnail-title::before,
.thumbnail:nth-child(16) .thumbnail-title::before,
.thumbnail:nth-child(19) .thumbnail-title::before {
  width: 160%;
}

/* adjust the white bg for people with long nicknames */
.thumbnail:nth-child(24) .thumbnail-title::before {
  width: 110%;
}

.thumbnail:hover .thumbnail-title::before {
  background-color: rgba(255, 255, 255, 0.9);
}

@media (max-width: 1024px) {
  .thumbnail-title::before {
    background-color: rgba(255, 255, 255, 0.85);
  }
}

.thumbnail-title {
  position: absolute;
  max-width: 100%;
  max-height: 100%;
  bottom: 10px;
  left: 5px;
  font-size: 18px;
  font-weight: 400;
  color: #1a1a1a;
  transition: color 0.3s;
  pointer-events: none;
  /* Prevent interaction with text */
  z-index: 3;
}

.thumbnail:hover .thumbnail-title {
  color: #2e2e2e;
  font-weight: 600;
}

@media (max-width: 1100px) {
  .thumbnail-title {
    font-weight: 600;
    font-size: 14px;
  }
}

@media (max-width: 820px) {
  .thumbnail-title {
    font-size: 18px;
  }
}

.modal-content {
  background-color: rgba(255, 255, 255, 0.95);
}

.modal-header {
  border-bottom: none;
}

.modal-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 5% 5%;
}

.modal-image-wrap {
  border: 1px dashed #ff8c00;
}

.guide-name-wrap {
  font-size: 28px;
  margin: 15px;
  text-align: center;
  padding-bottom: 15px;
  border-bottom: 1px dashed #ff8c00;
}

@media (max-width: 1920px) {
  .guide-name-wrap {
    font-size: 24px;
  }
}

@media (max-width: 820px) {
  .guide-name-wrap {
    font-size: 22px;
  }
}

@media (max-width: 450px) {
  .guide-name-wrap {
    font-size: 16px;
  }
}

#modalName {
  font-weight: bolder;
  color: #8b5229;
}

#modalNickname {
  font-style: italic;
  color: rgb(157, 102, 65);
}

.guide-year {
  font-size: 19px;
  padding: 10px;
  text-align: center;
  color: #313131;
}

@media (max-width: 1920px) {
  .guide-year {
    font-size: 17px;
  }
}

@media (max-width: 450px) {
  .guide-year {
    font-size: 15px;
  }
}

.guide-description {
  font-size: 17px;
  /* font-style: italic; */
  line-height: 2;
  padding: 10px;
  text-align: center;
  color: #65574e;
}

@media (max-width: 1920px) {
  .guide-description {
    font-size: 15px;
  }
}

@media (max-width: 450px) {
  .guide-description {
    font-size: 12px;
  }
}

.guide-tour-line {
  font-size: 17px;
  padding: 10px;
  text-align: center;
  color: #313131;
}

@media (max-width: 1920px) {
  .guide-tour-line {
    font-size: 15px;
  }
}

@media (max-width: 450px) {
  .guide-tour-line {
    font-size: 14px;
  }
}

#modalSocialIcons {
  padding: 15px 0;
  width: 50%;
  display: flex;
  justify-content: space-around;
  border-top: 1px dashed #ff8c00;
}

@media (max-width: 430px) {
  #modalSocialIcons {
    width: 70%;
  }
}

/* 新版領隊區塊 */
.tour-leader-list {
  position: relative;
  width: 100%;
  padding: 100px;
}
.tour-leader-list > .swiper-wrapper {
  display: flex;
  padding: 100px 0 0 0;
  margin: 0 0 40px 0;
}
.swiper-slide.tour-leader-info {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.leader-name {
  font-size: 18px;
  color: #ed8037;
  margin: 0 0 10px 0;
  display: flex;
  align-items: center;
  gap: 0 8px;
}
.leader-name > span {
  display: block;
}
.resume-year {
  font-size: 16px;
  color: #777;
  font-weight: 400;
  margin: 0 0 8px 0;
}
.tour-line {
  font-size: 14px;
  color: #ff8c00;
  font-weight: 400;
  padding: 4px 8px;
  display: flex;
  align-items: baseline;
  gap: 04px;
  letter-spacing: 1px;
  margin: 0 0 14px 0;
  text-align: center;
  position: relative;
}
.tour-line::before,
.tour-line::after {
  display: block;
  content: "";
  align-self: stretch;
  width: 3px;
  height: auto;
  border: 1px solid #ff8c00;
}
.tour-line::before {
  border-right: 0;
}
.tour-line::after {
  border-left: 0;
}
.guide-desc {
  font-size: 14px;
  color: #777;
  text-align: center;
  letter-spacing: 2px;
  line-height: 1.5;
  margin: 0 0 20px 0;
}
.social-link-wrapper {
  display: flex;
  gap: 0 10px;
  transform: scaleY(0);
}
/* .tour-leader-info .leader-name, */
.tour-leader-info .resume-year,
.tour-leader-info .tour-line,
.tour-leader-info .guide-desc {
  font-size: 0;
  padding: 0;
  transition: 0.3s;
  opacity: 0;
  transform: scale(0);
}
/* .active-center .leader-name {
  font-size: 18px;
  opacity: 1;
} */
.active-center .resume-year {
  font-size: 16px;
  opacity: 1;
  transform: scale(1);
}
.active-center .tour-line {
  font-size: 14px;
  padding: 4px 8px;
  opacity: 1;
  transform: scale(1);
}
.active-center .guide-desc {
  font-size: 14px;
  opacity: 1;
  transform: scale(1);
}
.active-center .social-link-wrapper {
  transform: scaleY(1);
}

.tour-leader-photo {
  position: relative;
  width: 80%;
  padding-bottom: 80%;
  display: flex;
  justify-content: center;
  border-radius: 50%;
  /* overflow: hidden; */
  margin: 0 0 30px 0;
}
.tour-leader-photo > img {
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  z-index: 3;
}
/* 水波效果：用偽元素 */
.tour-leader-photo::before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  /* border: 2px solid rgba(0, 150, 255, 0.3); */
  background-color: #ff8c00;
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(1);
  animation: ripple 3s infinite;
  animation-delay: 1.5s; /* 跟 after 錯開時間 */
}
.tour-leader-photo::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  /* border: 2px solid rgba(0, 150, 255, 0.4); */
  background-color: #ff8c00;
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(1);
  animation: ripple 3s infinite;
}
.active-center .tour-leader-photo::before,
.active-center .tour-leader-photo:after {
  content: "";
}
.swiper-pagination-bullet-active {
  background-color: #ed8037;
}

@keyframes ripple {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.6;
  }
  70% {
    transform: translate(-50%, -50%) scale(1.1);
    opacity: 0;
  }
  100% {
    transform: translate(-50%, -50%) scale(1.1);
    opacity: 0;
  }
}