@charset "UTF-8";
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@100..900&family=Noto+Serif+TC:wght@200..900&display=swap");

/* 共用：基礎、頂欄、漢堡、選單、遮罩、側邊固定鈕、內頁 .mobile／footer／側邊圖檔覆蓋 */

@font-face {
  font-family: "jf";
  src: url("../fonts/jf-jinxuan-3.0-medium.otf") format("opentype");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; }
body { font-family: "jf", "Noto Sans TC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }

.img-fluid { max-width: 100%; height: auto; }

#header h1.logo { margin: 0; font-size: inherit; }
#header,
#header * {
  font-family: "jf", "Noto Sans TC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
#header a,
#btn-nav,
#nav a.btn-menu-nav {
  text-decoration: none;
}

#loading {
  z-index: 6000;
  position: fixed;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  background-color: #fff;
}

.mobile {
  position: relative;
  max-width: 750px;
  min-height: 100vh;
  margin: auto;
  background-color: #f5f8e6;
  overflow: hidden;
}

#header {
  z-index: 4000;
  position: fixed;
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 750px;
  height: 16vw;
  left: 0;
  right: 0;
  margin: auto;
  padding: 0 5.3333333333vw;
  background-color: #fff;
}

#header .logo {
  position: absolute;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 20vw;
  left: 4.6666666667vw;
  margin-bottom: 0;
  line-height: 0;
}

#header .logo .logo-normal {
  display: block;
}

#header .logo .logo-white {
  display: none;
}

@media (min-width: 750px) {
  #header {
    height: 120px;
  }

  #header .logo {
    width: 150px;
    left: 35px;
  }
}

#btn-nav {
  position: absolute;
  width: 6.6666666667vw;
  height: 6.6666666667vw;
  top: 0;
  bottom: 0;
  right: 4vw;
  margin: auto;
}

#btn-nav:hover .hamburger > div::before {
  transform: translate(0, -1.6vw);
}

#btn-nav:hover .hamburger > div::after {
  transform: translate(0, 1.6vw);
}

#btn-nav .hamburger {
  position: absolute;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
}

#btn-nav .hamburger div {
  position: relative;
  width: 100%;
  height: 0.5vw;
  border-radius: 20px;
  background-color: #068736;
  transition: all 0.6s ease;
}

#btn-nav .hamburger div::after,
#btn-nav .hamburger div::before {
  position: absolute;
  width: 100%;
  height: 0.5vw;
  border-radius: 20px;
  background-color: #068736;
  transition: all 0.6s ease;
  content: "";
}

#btn-nav .hamburger div::before {
  transform: translate(0, -2vw);
}

#btn-nav .hamburger div::after {
  transform: translate(0, 2vw);
}

#btn-nav.open .hamburger div {
  transform: rotate(135deg);
}

#btn-nav.open .hamburger div::after,
#btn-nav.open .hamburger div::before {
  transform: rotate(90deg);
}

#btn-nav.open .hamburger div::after {
  opacity: 0;
}

#btn-nav.open:hover .hamburger div {
  transform: rotate(225deg);
}

@media (min-width: 750px) {
  #btn-nav {
    width: 60px;
    height: 50px;
    right: 30px;
  }

  #btn-nav:hover .hamburger > div::before {
    transform: translate(0, -15px);
  }

  #btn-nav:hover .hamburger > div::after {
    transform: translate(0, 15px);
  }

  #btn-nav .hamburger div {
    height: 4px;
  }

  #btn-nav .hamburger div::after,
  #btn-nav .hamburger div::before {
    height: 4px;
  }

  #btn-nav .hamburger div::before {
    transform: translate(0, -15px);
  }

  #btn-nav .hamburger div::after {
    transform: translate(0, 15px);
  }

  #btn-nav.open:hover .hamburger div {
    transform: rotate(225deg);
  }

  #btn-nav.open:hover .hamburger div::after,
  #btn-nav.open:hover .hamburger div::before {
    transform: rotate(90deg);
  }
}

#nav {
  z-index: 3000;
  position: fixed;
  width: 100%;
  max-width: 750px;
  height: auto;
  max-height: calc(100% - 16vw - 15.0666666667vw);
  top: 16vw;
  left: 0;
  right: 0;
  margin: auto;
  background: #17873b url("../img/index/selector_bg.png") center / cover no-repeat;
  transform: translateY(calc(-100% - 16vw));
  overflow-y: auto;
  transition: transform 0.4s ease;
}

#nav.open {
  transform: translateY(0%);
  z-index: 3890;
}

#nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 3850;
  background-color: rgba(255, 255, 255, 0.45);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.4s ease, visibility 0.4s;
}

#nav.open ~ #nav-backdrop {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

#nav .menu-nav {
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0 4vw;
  list-style: none;
}

#nav .menu-nav li {
  display: flex;
  justify-content: center;
  align-items: center;
  border-top: 1px solid #fff;
}

#nav .menu-nav li:first-child {
  border-top: none;
}

#nav .btn-menu-nav {
  position: relative;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  width: 100%;
  padding: 4vw 4vw;
  transition: transform 0.4s ease;
  font-size: 20px;
  font-family: "jf", "Noto Sans TC", sans-serif;
  color: rgb(255, 255, 255);
  font-weight: 500;
}

#nav .btn-menu-nav.on,
#nav .btn-menu-nav:hover {
  transform: translateX(0.5%);
}

#nav .btn-menu-nav::after {
  position: absolute;
  width: 0;
  height: 1px;
  left: 0;
  bottom: 0;
  background-color: #000;
  transition: width 0.4s ease;
  content: "";
}

@media (min-width: 750px) {
  #nav {
    max-height: calc(100% - 120px - 113px);
    top: 120px;
    transform: translateY(calc(-100% - 120px));
  }

  #nav .menu-nav {
    padding: 0 30px;
  }

  #nav .btn-menu-nav {
    padding: 40px 30px;
    font-size: 30px;
  }
}

#nav-side-invoice {
  top: calc(50% - 10.6666666667vw);
}

@media (min-width: 750px) {
  #nav-side-invoice {
    top: calc(50% - 80px);
  }
}

#nav-side-teaching {
  top: calc(50% + 10.6666666667vw);
}

@media (min-width: 750px) {
  #nav-side-teaching {
    top: calc(50% + 80px);
  }
}

[id^="nav-side-"] {
  z-index: 2000;
  position: fixed;
  width: 8vw;
  height: 20.6666666667vw;
  right: calc(50% - 54vw);
  transform: translate(-50%, -50%);
  overflow: hidden;
}

[id^="nav-side-"] [class^="btn-side-"] {
  position: absolute;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 8vw;
  height: 20.6666666667vw;
  right: -1.3333333333vw;
  padding-right: 1.3333333333vw;
  transition: all 0.4s ease;
  border-radius: 1.3333333333vw 0 0 1.3333333333vw;
  color: #fff;
  font-size: 3.7333333333vw;
  font-weight: 600;
  letter-spacing: 0.2666666667vw;
  writing-mode: vertical-rl;
}

@media (min-width: 750px) {
  [id^="nav-side-"] {
    width: 60px;
    height: 155px;
    right: calc(50% - 405px);
  }

  [id^="nav-side-"] [class^="btn-side-"] {
    width: 60px;
    height: 155px;
    right: -10px;
    padding-right: 10px;
    border-radius: 10px 0 0 10px;
    font-size: 28px;
    letter-spacing: 2px;
  }
}

body#index.index .mobile,
body#award.award .mobile,
body#rule.rule .mobile {
  width: 100%;
  max-width: 750px;
  margin-left: auto;
  margin-right: auto;
  min-height: 0;
  background-color: transparent;
  overflow-x: hidden;
  overflow-y: visible;
}

body#index.index .index-footer-fixed,
body#award.award .index-footer-fixed,
body#rule.rule .index-footer-fixed {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 750px;
  z-index: 3800;
  line-height: 0;
}

body#index.index .index-footer-fixed img,
body#award.award .index-footer-fixed img,
body#rule.rule .index-footer-fixed img {
  display: block;
  width: 100%;
  height: auto;
}

body#index.index [id^="nav-side-"] [class^="btn-side-"],
body#award.award [id^="nav-side-"] [class^="btn-side-"],
body#rule.rule [id^="nav-side-"] [class^="btn-side-"] {
  position: absolute;
  overflow: hidden;
}

body#index.index [id^="nav-side-"] .side-btn-img,
body#award.award [id^="nav-side-"] .side-btn-img,
body#rule.rule [id^="nav-side-"] .side-btn-img {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
  z-index: 1;
  pointer-events: none;
}