body { 
  padding-top: 60px;
  overflow-x: hidden;
}

* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  /* outline: solid 1px; */
  
}

.z-1000{
  z-index: 1000;
}

img{
	/* display:block; */
	vertical-align: middle;
	
	max-width:100%;
	height:auto;
}

.left-aligned { margin-left: auto; }
.bg-light { background-color: rgba(251, 251, 253, 0) 0%, !important; }
.bg-hero { background-color: #45b06cff; }
.bg-dark { background-color: #6887aa !important; }

/* CALLOUT */
.bd-callout { padding:1.25rem; margin-top:1.25rem; margin-bottom:1.25rem; border:1px solid #e9ecef; border-left-width:.25rem; border-radius:.25rem }
.bd-callout h4 { margin-bottom: 1.25rem }
.bd-callout p:last-child { margin-bottom:0 }
.bd-callout code { border-radius:.25rem }
.bd-callout+.bd-callout { margin-top:-.25rem }
.bd-callout-info { border-left-color:#5bc0de }
.bd-callout-warning { border-left-color:#f0ad4e }
.bd-callout-danger { border-left-color:#d9534f }

/* 文字大小語意化命名 */
.text-xs { font-size: 12px; }
.text-sm { font-size: 14px; }
.text-base { font-size: 16px; }
.text-lg { font-size:18px }
.text-lgb { font-size:18px; font-weight: bold;}
.text-24 { font-size: 24px; font-weight: bold;}
.text-20 { font-size: 20px;}
.text-30{
  font-size: 30px; font-weight: bold;
}
.text-xl { 
  font-weight: bold;
}
.text-xl	{ font-size: 36px; }
.text-2xl	{ font-size: 48px; }

.main-color { color: #0443a9; }

/* footer */
footer a { color: white; font-weight: bold; text-decoration: none; }
footer a:hover { color: white; text-decoration: underline; }

.navbar {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  background: rgba(47, 137, 210, 0.2);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 2px solid rgba(155, 152, 152, 0.2);
  z-index: 1000;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}
.navbar-toggler{
  border: none;
}
.navbar:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(-50%) translateY(-2px);
    box-shadow: 0 12px 50px rgba(0, 0, 0, 0.15);
}

@media(max-width:992px){
  .nav-link{
    padding: 15px;
  }
  .navbar-nav{
    /* background: rgba(255, 255, 255, 1); */
    backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  }
}

@media(max-width:768px){
  
}
/* home */


:root {
  --cr-main-1: #5bc3d0;
  --cr-main-2: #deabed;
  --cr-1: color-mix(in srgb, var(--cr-main-1), var(--cr-main-2) 20%);
  --cr-2: color-mix(in srgb, var(--cr-main-1), var(--cr-main-2) 35%);
  --cr-3: color-mix(in srgb, var(--cr-main-1), var(--cr-main-2) 50%);
  --cr-4: color-mix(in srgb, var(--cr-main-1), var(--cr-main-2) 65%);
  --cr-5: color-mix(in srgb, var(--cr-main-1), var(--cr-main-2) 80%);
}

html,
body {
  font-family: 'Poppins', sans-serif;
  scroll-padding-top: 90px;
}

body {
  background: rgb(216, 236, 241);
}

/* .hero-section{
  height: 100vh;     
  width: 100%;        
  background: white;
} */
.blobs {
  position: fixed;
  z-index: -1;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh; 
  pointer-events: none;
  filter: blur(140px);
}

.blob {
  width: max(240px, 28vw);
  aspect-ratio: 1;
  border-radius: 50%;
  position: absolute;
  top: 0;
  left: 0;
}

.blob:nth-of-type(1) {
  background: var(--cr-main-1);
}

.blob:nth-of-type(2) {
  background: var(--cr-main-2);
}

.blob:nth-of-type(3) {
  background: var(--cr-1);
}

.blob:nth-of-type(4) {
  background: whitesmoke;
}

.blob:nth-of-type(5) {
  background: var(--cr-3);
}

.blob:nth-of-type(6) {
  background: var(--cr-4);
}

.blob:nth-of-type(7) {
  background: var(--cr-2);
}

.hero-section{
  position:relative;
}
/* hero */
.hero{
  height:calc(100vh - 70px);
  margin: 0 auto;
  display: flex;
  justify-content: center;
  flex-direction: column;
  z-index: 1;
  
}

.hero-content{
  text-align: center;
  
}
/* 已經沒了 */
.hero-content h1 {
  /*在小螢幕（手機）時：字體大小可能接近 24px。螢幕變大時：字體會隨 6vw 增大。到非常大螢幕時：字體最大限制為 64px，不會再放大。 */
  font-size: clamp(50px, 16vw, 300px);
  /* font-size: 180px; */
  max-width: 1000px;
  text-align: center;
  font-weight: bold;
  color:#072a62;
  /* text-shadow: 2px 2px 4px rgba(0, 0, 0, .2); */
  /* opacity: 0.8; */
  /* 透明度為 80%，看起來稍微淡一點。 */
  mix-blend-mode: overlay;
  /* 與背景進行 overlay 混合，讓文字顏色與背景融合，而不是單純疊在上面。 */

}
.hero-content p{
  font-size: clamp(18px, 2vw, 25px);
  color:#2b668b
}
.hero-content img{
  max-width: 900px;
  margin-top: 20px;
  width: 100%;
  height: auto;

  /* display: block; */
  /* display: block;      變成 block 才能用 margin auto
  /* */

}
.hero-img{
  perspective:700px;/*   添加三維空間 */
  display: flex;
  justify-content: center;
}
.hero-img img{
  height: 250px;
  /* 元素的平滑重製 */
  transition:all .15s ease; 
}
.hero-img img:hover{
  transform:translateZ(40px) scale(1.1);
}

/* .explore-btn{
  display: flex;
  justify-content: center;
}
.hero_button{
  border-radius: 30px;
  background-color: #033686;
  color:white;
  padding: 10px 20px 10px 20px;

} */

/* .about_problem {
    position: relative;
    overflow: hidden;
} */
.d1{
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
}
.mask-top {
    position: absolute;
    bottom: 0px;
    left: 0;
    width: 100%;
    height: 300px;
    background: linear-gradient(
        to bottom, 
        rgba(251, 251, 253, 0) 0%,
        rgba(251, 251, 253, 0.05) 15%,
        rgba(251, 251, 253, 0.15) 25%,
        rgba(251, 251, 253, 0.3) 35%,
        rgba(251, 251, 253, 0.5) 45%,
        rgba(251, 251, 253, 0.7) 55%,
        rgba(251, 251, 253, 0.85) 65%,
        rgba(251, 251, 253, 0.95) 75%,
        rgba(251, 251, 253, 1) 85%
    );
    pointer-events: none; /* 讓遮罩不會阻擋點擊事件 */
    /* z-index: 2; */
}

.bg-lighter {
    background-color: #fbfbfd;
}

.home-title{
  text-align: center;
  font-weight: bold;
  font-size:clamp(30px, 3vw, 48px);
}
.home-p{
  font-size:clamp(14px, 2vw, 18px);
}

.introduce1{
  /* height:calc(100vh - 70px); */
  height: 100vh;
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  margin: 0 auto;
  height:120vh;
  background-color:rgba(251, 251, 253, 0) 0%;
}




#hill1,#hill2,#hill3,#hill4,#hill5,#hill6{
    position: absolute;
    bottom:0;
    left:0;
    width: 100%;
    pointer-events:none;
    transition: transform 0.3s ease-out;
} 

#content1{
  display: flex;
  align-items: center;
  gap: 10px;
  height:100vh;
  position: absolute;
  max-width: 1000px;
  margin: 0 20px;
}

.home-p{
  font-size:clamp(18px, 2vw, 28px);
  text-align: center;
}

.introduce2{
  height:calc(100vh - 70px);
  margin: 0 auto;
  /* margin-top: 90px; */
  height:100vh;
  position: relative;
  /* max-width: 1000px; */
  background-color: #f0f7ff;
  display: flex;
  align-items: center;
}

.cards-container{
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 50px;
  margin: 0 auto;
  list-style-type: none;
}

.flip-card {
  background-color: transparent;
  width: 300px;
  height: 400px;
  perspective: 1000px;
}

.card-title {
  font-size: 1.5em;
  font-weight: 900;
  padding: 20px 0 0 20px;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.8s;
  transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front, .flip-card-back {
  box-shadow: 0 8px 14px 0 rgba(0,0,0,0.2);
  position: absolute;
  display: flex;
  flex-direction: column;
  /* justify-content: center; */
  width: 100%;
  height: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  border-radius: 1rem;
  
}

.flip-card-front {
  background: linear-gradient(to bottom,#9a3661,#ff9d88);
  color:white;
  
}

.flip-card-back {
  background: linear-gradient(to bottom,#9a3661,#ff9d88);
  color: white;
  transform: rotateY(180deg);
  
  
}

.card-img{
  width: 100%;
  height: auto;   /* 高度隨寬度自動調整，保持比例 */
  display: block; /* 避免圖片下方留空隙 */
}

.card-bg{
  background-image: linear-gradient(to bottom right, #5680e4, #dcf0fc);
}

 /* 行動裝置樣式 - 可滑動 */
@media (max-width: 768px) {
    .treatment-cards {
        display: block;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        padding: 20px 0;
        gap: 0;
    }

    .cards-container {
        display: flex;
        gap: 20px;
        padding: 0 20px;
        width: max-content;
    }

    .treatment-cards li {
        flex: none;
        scroll-snap-align: start;
    }

    /* 滑動指示器 */
    .treatment-cards::after {
        content: '← click and Swipe to see more  →';
        display: block;
        text-align: center;
        color: #666;
        font-size: 14px;
        margin-top: 15px;
        animation: fadeInOut 3s infinite;
    }
}

/* @keyframes fadeInOut {
    0%, 50%, 100% { opacity: 0.7; }
    25%, 75% { opacity: 1; }
} */

/* 更小螢幕的調整 */
@media (max-width: 480px) {
    /* .treatment-cards li {
        width: 250px;
    }

    .flip-card {
        height: 320px;
    } */

    .card-title {
        font-size: 20px;
    }

    .home-p {
        font-size: 14px;
        padding: 15px;
    }
}

/* 滾動條樣式 */
.treatment-cards::-webkit-scrollbar {
    height: 8px;
}

.treatment-cards::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

.treatment-cards::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 10px;
}

.treatment-cards::-webkit-scrollbar-thumb:hover {
    background: #555;
}



.introduce3{
  height: 100vh; /* 增加頁面高度方便滾動 */
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  /* max-width: 1000px; */
  position: relative;
  overflow: hidden; 

}
.goal{
  font-weight: bold;
  position: absolute;
  top: 30%;
  transition: font-size 0.05s linear;
  white-space: pre-line; /* 允許換行 */
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
  text-align: center;
  left: 50%;
  transform: translateX(-50%);
  line-height: 1.2;
  max-width: 95vw;
  
  /* 響應式字體大小 - 桌面版 */
  font-size: 500px;

}

/* 平板響應式 (768px 以下) */
        @media (max-width: 768px) {
            .goal {
                font-size: 120px;
                top: 40%;
            }
            
            
        }
        
        /* 手機響應式 (480px 以下) */
        @media (max-width: 480px) {
            .goal {
                font-size: 80px;
                top: 42%;
            }
            

        }




.introduce4{
  height: 100vh; /* 增加頁面高度方便滾動 */
  margin: 0;
  /* padding-top: 30px; */
  position: relative; 
}
/* @keyframes animate{
  0%{
    transform: translateY(0);
    transform-origin: 50% 50%;
    text-shadow: none;
  }
  100%{
    transform: translateY(0);
    transform-origin: 50% 50%;
    text-shadow: 0 1px 0 #ccc,
    0 2px 0 #ccc,
    0 3px 0 #ccc,
    0 4px 0 #ccc,
    0 5px 0 #ccc,
    0 6px 0 #ccc,
    0 7px 0 #ccc,
    0 8px 0 #ccc,
    0 9px 0 #ccc,
    0 50px 30px rgba(0, 0, 0, 0.3)
    ;
  }

} */


/* footer */
.footer_heading{
  display: flex;
  justify-content: center;
  align-items: center;
}
.icons{
  display: flex;
  justify-content: center;
  gap: 30px;
  margin: 20px 0;
}
.icon{
  width: 50px;
  height: 50px;
  display:inline-flex;/*重要，置中*/
  align-items: center;
  justify-content: center;
  color:#fff;
  border-radius: 50%;
  
  outline:3px solid #fff;
  transition-property: outline-offset,outline-color,background-color;
  transition-duration: .25s;
}
.icon:hover{
  outline-offset:7px;
}
.icon:hover img{
  animation: shake .25s;
}

.instagram:hover{
  background-image: radial-gradient(circle at 30% 107%,#fdf497 0%,#fdf497 5%,#fd5949 45%,#d6249f 60%,#285a3b 90%);
  outline-color:#a02d76;
}

.gmail:hover{
  background-image:  linear-gradient(to right, #5bba28, #7bfe97);
  outline-color:#2da055;
}

.youtube:hover{
  background-color: #e90800;
  outline-color:#c43943;
}
@keyframes shake{
  10%{transform:rotate(15deg)}
  20%{transform:rotate(15deg)}
  30%{transform:rotate(15deg)}
  40%{transform:rotate(15deg)}
}

.sponsors {
  display: flex;
  flex-wrap: wrap; /* 讓圖片在小螢幕換行 */
  gap: 20px; /* 圖片之間留空隙 */
  width: 100%; /* 不要固定 1000px，改用 100% */
  max-width: 1200px; /* 可設最大寬度 */
  margin: 0 auto; /* 置中 */
}
.sponsor-1{
  max-width:350px;
  object-fit: contain; /* 保持完整不裁切 */
}
.sponsor-2 {
  max-width: 150px; /* 每張圖片最大寬度（可調） */
  object-fit: contain; /* 保持完整不裁切 */
}


.side-nav {
  /* position: fixed;
  top: 100px;
  left: 7px; */
  
  position: fixed;
  top: 100px;
  left: 10px;
  width: 25%; /* 或固定寬度，例如 250px */
  max-width: 250px;
  padding-left: 15px;
  padding-right: 15px;
  z-index: 10;
  
}

.list-container {
  position: relative;
  list-style: none;
  padding: 0;
  transition-property: all;
  transition-duration: 1s;
  margin-top: 20px;
}

.side-nav li {
  height: 4rem;
  border-left: 5px solid #b0b0b0;
  display: flex;
  align-items: center;
}

.side-nav a,
.offcanvas-body a { 
  text-decoration: none;
  width: 100%;
  color: #333;
  padding: 9px 18px;
  display: inline-block;
  transition: 0.3s;
}

.offcanvas-header{
  background: #4a90e2;
}
.side-nav a:hover,
.offcanvas-body a:hover {
  color: #09967f;
}

.list a.active {
  color: #09967f;   /* 綠色 */
  font-weight: bold;
  background: #ffffff;
}

#indicator {
  position: absolute;
  width: 4px;
  height: 4rem;
  background: #09967f;
  border-radius: 30px;
  top: 0;
  left:2px;
  transform: translateX(-50%);
  transition: top 0.3s ease, height 0.3s ease;
}

.btn-primary {
  border-radius: 50%;
  width: 40px;
  height: 40px;
  font-size: 24px;
  padding: 0;
  background: #4a90e2;
}

.side-btn-fixed {
  left: 10px;
  z-index: 999;
}


#mobileSidebar {
  width: 280px;
  background-color: #f8f9fa;
  border-radius: 0 10px 10px 0;
}

/* 預設按鈕背景顏色 */
.accordion-button {
  background-color: #c1d6f3; /* 淺灰 */
}

/* hover 效果 */
.accordion-button:hover {
  background-color: #ececec;
}

/* 點開 (展開) 狀態 */
.accordion-button:not(.collapsed) {
  background-color: #4a90e2; /* 藍色 */
  color: #fff; /* 字體白色 */
  box-shadow: none; /* 移除陰影 */
}


/* 內容區塊 */
.content {
  /* margin-left: 300px;
  margin-right: 300px; */

  /* max-width: 750px; */
  /* margin: 0 auto; */
  /* padding: 45px;
  background: white;
  border-radius: 30px;
  min-height: 100vh;
  height: auto;      */
  
  margin-left: 250px; /* 根據 side-nav 的寬度調整 */
  padding: 45px;
  background: white;
  border-radius: 30px;
  min-height: 100vh;

}


@media (max-width: 768px) {
  .content {
    margin-left: 0;
  }
}

section {
  min-height: 20vh; /* 至少佔滿螢幕 */
  height: auto;      /* 讓內容能往下延伸 */
  border-bottom: 1px solid #ccc;
  margin-bottom: 30px;
}

/* .side-nav a.active {
  background: #c43333;
  color: #fff;
} */




/* notebook */





/* human-practices */


.human-practices-ul li {
  margin-bottom: 10px; 
  background-image: linear-gradient(315deg, #7ab1ef, #cee3ff);
  /* background:linear-gradient(0deg, #7cacf3,#7bc2e1); */
  box-shadow:inset 2px 2px 2px 0px rgba(255,255,255,.5),
   7px 7px 20px 0px rgba(0,0,0,.1),
   4px 4px 5px 0px rgba(0,0,0,.1);
  border-radius: 20px;
  padding: 10px 20px;
}

.human-practices-ul li:hover {
  background-image: linear-gradient(315deg, #a1c5f3 0%, #7ab1ef 74%);
  box-shadow:inset 2px 2px 2px 0px rgba(255,255,255,.5),
   7px 7px 20px 0px rgba(0,0,0,.2),
   4px 4px 5px 0px rgba(0,0,0,.2);
}

.table-container {
    padding: 20px 20px 20px 0;
    margin-right: 20px;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
}

thead tr {
    background: linear-gradient(135deg, #4facfe 0%, #8ad6da 100%);
    color: white;
    font-weight: 600;
}

th, td {
    padding: 15px 20px;
    border-bottom: 1px solid #e8ecf0;
    transition: all 0.3s ease;
}

th {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

tbody tr {
    transition: all 0.3s ease;
}

tbody tr:hover {
    background-color: #f8fafc;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

tbody tr:nth-child(even) {
    background-color: #fafbfc;
}

tbody tr:nth-child(even):hover {
    background-color: #f1f5f9;
}


/* engineering */
:root { --gutter:16px; --card-radius:14px; --shadow:0 8px 30px rgba(0,0,0,.08); --brand:#2F6FEB; --muted:#8FA1B7; --bg:#f6f7f9; }

  .layout{ height:100vh;display:grid;grid-template-columns:380px 1fr;gap:var(--gutter);padding:10px 16px 16px 16px}
  .left{position:sticky;top:var(--gutter);align-self:start;height:calc(100vh - 2*var(--gutter));background:#fff;border-radius:var(--card-radius);box-shadow:var(--shadow);padding:12px}
  .left svg{width:100%;height:100%;display:block}
  .label{font:700 14px/1.2 ui-monospace,SFMono-Regular,Menlo,monospace;fill:#4a5568}
  .word{font:600 14px/1 "Noto Sans TC", system-ui, sans-serif; fill:#415066}
  .viewport{position:relative;height:calc(100vh - 2*var(--gutter));perspective:1400px}
  .pages{position:relative;width:100%;height:100%}
  .page{position:absolute;inset:0;background:#fff;border-radius:var(--card-radius);box-shadow:var(--shadow);overflow:hidden;transform-origin:center right}
  .page-inner{position:absolute;inset:0;margin:60px 0 0 0 ;padding:10px 24px 24px 24px;overflow:auto}
  .page h2{margin:0 0 12px} .page p{line-height:1.75;margin:0 0 1em}
  .page{opacity:0;transform:translateX(30px);pointer-events:none;transition:transform .6s cubic-bezier(.22,.61,.36,1),opacity .6s ease}
  .page.active{opacity:1;transform:translateX(0);pointer-events:auto}
  .flip-enter{transform:rotateY(-90deg);opacity:0}
  .flip-leave{transform:rotateY(0);opacity:1}
  .flip-leave.flip-done{transform:rotateY(90deg);opacity:0}
  .flip-enter.flip-done{transform:rotateY(0);opacity:1}
  .page{transition-property:transform,opacity}
  .flip-enter,.flip-leave{transition:transform .7s cubic-bezier(.2,.8,.2,1),opacity .4s ease;transform-origin:left center}
  .tabs{position:absolute;top:10px;left:50%;transform:translateX(-50%);z-index:5;display:flex;gap:10px}
  .tab{padding:6px 10px;border-radius:999px;background:#eef2f7;color:#415066;cursor:pointer;user-select:none;font-weight:600;letter-spacing:.02em}
  .tab.active{background:#e5edff;color:var(--brand);box-shadow:inset 0 0 0 2px var(--brand)}
  .page-inner::-webkit-scrollbar{width:10px} .page-inner::-webkit-scrollbar-thumb{background:#d6dbe3;border-radius:6px}
  .navbtns{position:absolute;bottom:14px;right:14px;display:flex;gap:8px;z-index:5}
  .btn{border:0;padding:10px 14px;border-radius:10px;background:#111827;color:#fff;cursor:pointer;font-weight:600}
  .btn[disabled]{opacity:.35;cursor:not-allowed}


.page-header{
  display: flex;
  justify-content: center;
  margin-top: 20px;
  margin-bottom: 90px;
  
}
.header-content {
  position: relative;   /* 父層要相對定位 */
  display: inline-block; 
}

.header-img {
  display: block;
           /* 讓圖片滿版 */
  height: 400px;
  border-radius: 500px;
}

/* team-member */
  .about-title {
    font-size: 7.5rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    text-align: center;
    pointer-events: none;
    white-space: nowrap;
    position: absolute;
    bottom: -30px;         /* 調整跟圖片下緣的距離 */
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(
      to bottom,
      rgb(8 42 123 / 55%) 30%,
      rgb(255 255 255 / 0%) 80%
    );
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }

.carousel-container {
	width: 100%;
	max-width: 1200px;
	height: 450px;
	position: relative;
	perspective: 1000px;
  margin: 0 auto;
  
}

.carousel-track {
	width: 100%;
	height: 100%;
	display: flex;
	justify-content: center;
	align-items: center;
	position: relative;
	transform-style: preserve-3d;
	transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.card {
	position: absolute;
	width: 280px;
	height: 380px;
	background: white;
	border-radius: 20px;
	overflow: hidden;
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
	transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
	cursor: pointer;
}

.card img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.card.center {
	z-index: 10;
	transform: scale(1.1) translateZ(0);
}

.card.center img {
	filter: none;
}

.card.left-2 {
	z-index: 1;
	transform: translateX(-400px) scale(0.8) translateZ(-300px);
	opacity: 0.7;
}

.card.left-2 img {
	filter: grayscale(100%);
}

.card.left-1 {
	z-index: 5;
	transform: translateX(-200px) scale(0.9) translateZ(-100px);
	opacity: 0.9;
}

.card.left-1 img {
	filter: grayscale(100%);
}

.card.right-1 {
	z-index: 5;
	transform: translateX(200px) scale(0.9) translateZ(-100px);
	opacity: 0.9;
}

.card.right-1 img {
	filter: grayscale(100%);
}

.card.right-2 {
	z-index: 1;
	transform: translateX(400px) scale(0.8) translateZ(-300px);
	opacity: 0.7;
}

.card.right-2 img {
	filter: grayscale(100%);
}

.card.hidden {
	opacity: 0;
	pointer-events: none;
}

.member-info {
	text-align: center;
	margin-top: 10px;
	transition: all 0.5s ease-out;
}

.member-name {
	color: rgb(8, 42, 123);
	font-size: 2.5rem;
	font-weight: 700;
	margin-bottom: 10px;
	position: relative;
	display: inline-block;
}

.member-name::before,
.member-name::after {
	content: "";
	position: absolute;
	top: 100%;
	width: 100px;
	height: 2px;
	background: rgb(8, 42, 123);
}

.member-name::before {
	left: -120px;
}

.member-name::after {
	right: -120px;
}

.member-role {
	color: #848696;
	font-size: 1.5rem;
	font-weight: 500;
	opacity: 0.8;
	text-transform: uppercase;
	letter-spacing: 0.1em;
	padding: 10px 0;
	margin-top: -15px;
	position: relative;
}
.dots {
	display: flex;
	justify-content: center;
	gap: 10px;
	margin-top: 60px;
}

.dot {
	width: 12px;
	height: 12px;
	border-radius: 50%;
	background: rgba(8, 42, 123, 0.2);
	cursor: pointer;
	transition: all 0.3s ease;
}

.dot.active {
	background: rgb(8, 42, 123);
	transform: scale(1.2);
}

.nav-arrow {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	background: rgba(8, 42, 123, 0.6);
	color: white;
	width: 40px;
	height: 40px;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	z-index: 20;
	transition: all 0.3s ease;
	font-size: 1.5rem;
	border: none;
	outline: none;
	/* padding-bottom: 4px; */
}

.nav-arrow:hover {
	background: rgba(0, 0, 0, 0.8);
	transform: translateY(-50%) scale(1.1);
}

.nav-arrow.left {
	left: 20px;
	/* padding-left: 3px; */
}

.nav-arrow.right {
	right: 20px;
	padding-left: 3px;
}

@media (max-width: 768px) {
	.about-title {
		font-size: 4.5rem;
	}

	.card {
		width: 200px;
		height: 280px;
	}

	.card.left-2 {
		transform: translateX(-250px) scale(0.8) translateZ(-300px);
	}

	.card.left-1 {
		transform: translateX(-120px) scale(0.9) translateZ(-100px);
	}

	.card.right-1 {
		transform: translateX(120px) scale(0.9) translateZ(-100px);
	}

	.card.right-2 {
		transform: translateX(250px) scale(0.8) translateZ(-300px);
	}

	.member-name {
		font-size: 2rem;
	}

	.member-role {
		font-size: 1.2rem;
	}

	.member-name::before,
	.member-name::after {
		width: 50px;
	}

	.member-name::before {
		left: -70px;
	}

	.member-name::after {
		right: -70px;
	}
}