/* 按鈕 hover / active 動態（僅按鈕類元素） */

@keyframes btnTopIdleFloat {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-8px);
  }
}

@keyframes btnTopShake {
  0%,
  100% {
    transform: translateY(0) scale(0.7);
  }

  20% {
    transform: translateY(-2px) translateX(-5px) scale(0.7);
  }

  40% {
    transform: translateY(2px) translateX(5px) scale(0.7);
  }

  60% {
    transform: translateY(-1px) translateX(-3px) scale(0.7);
  }

  80% {
    transform: translateY(1px) translateX(3px) scale(0.7);
  }
}

@keyframes btnShine {
  from {
    transform: translateX(-200%);
  }

  to {
    transform: translateX(350%);
  }
}

@keyframes fillContractIn {
  from {
    transform: scale(1.18);
    opacity: 0.85;
  }

  to {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes fillFlash {
  0% {
    opacity: 1;
  }

  40% {
    opacity: 0.55;
  }

  100% {
    opacity: 1;
  }
}

/* ── 共通 ── */
.enroll_submit,
.merc_btn,
.infor_btn,
.link_news,
.btn_google,
.btn_apple,
.btn_apk,
.btn_pc,
.btn_home,
.btn_FB,
.btn_youtube,
.link_home,
.link_fb,
.link_youtube,
.btn_top {
  cursor: pointer;
}

/* ── TOP：平時上下浮動，hover 停止 + 變亮，active 震動 + 縮小 ── */
.btn_top {
  animation: btnTopIdleFloat 2s ease-in-out infinite;
  transition: transform 0.3s ease;
}

.btn_top img {
  display: block;
  transition: filter 0.3s ease;
  opacity: 0.8;
  transform: scale(1);
}

.btn_top:hover {
  animation: none;
}

.btn_top:hover img {
  filter: brightness(1.3);
  opacity: 1;
  transform: scale(.9);
}

.btn_top:active {
  animation: btnTopShake 0.35s ease;
}

/* ── 圖片按鈕：hover 縮小 + 亮光掃過，active 縮小 ── */
.btn_google,
.btn_apple,
.btn_apk,
.btn_pc {
  position: relative;
  overflow: hidden;
  display: inline-block;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.btn_google img,
.btn_apple img,
.btn_apk img,
.btn_pc img {
  display: block;
  position: relative;
  z-index: 1;
  transition: filter 0.3s ease;
}

.btn_google::after,
.btn_apple::after,
.btn_apk::after,
.btn_pc::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 45%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.2) 35%,
    rgba(255, 255, 255, 0.85) 50%,
    rgba(255, 255, 255, 0.2) 65%,
    transparent 100%
  );
  transform: translateX(-220%);
  pointer-events: none;
  z-index: 2;
}

.btn_google:hover,
.btn_apple:hover,
.btn_apk:hover,
.btn_pc:hover {
  transform: scale(1.1);
}

.btn_google:hover img,
.btn_apple:hover img,
.btn_apk:hover img,
.btn_pc:hover img {
  filter: brightness(1.08);
}

.btn_google:hover::after,
.btn_apple:hover::after,
.btn_apk:hover::after,
.btn_pc:hover::after {
  animation: btnShine 0.95s ease;
}

.btn_google:active,
.btn_apple:active,
.btn_apk:active,
.btn_pc:active {
  transform: scale(0.9);
}

/* ── 社群按鈕：hover icon 縮小 + 等大同圓白框 ── */
.btn_home,
.btn_FB,
.btn_youtube {
  --social-btn-circle: 40px;
  position: relative;
  display: inline-block;
}

.btn_home img,
.btn_FB img,
.btn_youtube img {
  display: block;
  transition: transform 0.3s ease;
}

.btn_home::before,
.btn_FB::before,
.btn_youtube::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: var(--social-btn-circle);
  height: var(--social-btn-circle);
  border-radius: 50%;
  border: 1px solid transparent;
  transform: translate(-50%, -50%);
  transition: border-color 0.3s ease;
  pointer-events: none;
  box-sizing: border-box;
}

.btn_home:hover img,
.btn_FB:hover img,
.btn_youtube:hover img {
  transform: scale(0.8);
}

.btn_home:hover::before,
.btn_FB:hover::before,
.btn_youtube:hover::before {
  border-color: #fff;
}

.btn_home:active img,
.btn_FB:active img,
.btn_youtube:active img {
  transform: scale(0.72);
  transition: transform 0.1s ease;
}

/* ── 膠囊按鈕：hover 底圖下滑 + 文字逐字出現 ── */
.enroll_submit:hover .original,
.merc_btn:hover .original,
.infor_btn:hover .original {
  transform: translateY(100%);
}

.enroll_submit .letters span,
.merc_btn .letters span,
.infor_btn .letters span {
  opacity: 0;
  transform: translateY(-15px);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.enroll_submit:hover .letters span,
.merc_btn:hover .letters span,
.infor_btn:hover .letters span {
  opacity: 1;
  transform: translateY(0);
}

.enroll_submit:hover .letters span:nth-child(2),
.merc_btn:hover .letters span:nth-child(2),
.infor_btn:hover .letters span:nth-child(2) {
  transition-delay: 0.1s;
}

.enroll_submit:hover .letters span:nth-child(3),
.merc_btn:hover .letters span:nth-child(3),
.infor_btn:hover .letters span:nth-child(3) {
  transition-delay: 0.2s;
}

.enroll_submit:hover .letters span:nth-child(4),
.merc_btn:hover .letters span:nth-child(4),
.infor_btn:hover .letters span:nth-child(4) {
  transition-delay: 0.3s;
}

.enroll_submit:hover .letters span:nth-child(5),
.merc_btn:hover .letters span:nth-child(5),
.infor_btn:hover .letters span:nth-child(5) {
  transition-delay: 0.4s;
}

.enroll_submit:hover .letters span:nth-child(6),
.merc_btn:hover .letters span:nth-child(6),
.infor_btn:hover .letters span:nth-child(6) {
  transition-delay: 0.5s;
}

.enroll_submit,
.merc_btn,
.infor_btn {
  transition: transform 0.1s ease;
}

.enroll_submit:active {
  transform: scale(0.96);
}

.merc_btn:active,
.infor_btn:active {
  transform: translateX(-50%) scale(0.96);
}

/* ── Note 連結：hover 底色收縮填入 + icon 放大 ── */
.link_news,
.link_home,
.link_fb,
.link_youtube {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

.link_home img,
.link_fb img,
.link_youtube img {
  position: relative;
  z-index: 1;
  transition: transform 0.3s ease;
}

.link_home::before,
.link_fb::before,
.link_youtube::before,
.link_news::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  transform: scale(1.2);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.3s ease;
  z-index: 0;
  pointer-events: none;
}

.link_home::before,
.link_fb::before,
.link_youtube::before {
  background-color: rgba(255, 255, 255, 0.22);
}

.link_news::before {
  background-color: rgba(255, 255, 255, 0.28);
}

.link_news:hover::before,
.link_home:hover::before,
.link_fb:hover::before,
.link_youtube:hover::before {
  opacity: 1;
  animation: fillContractIn 0.3s ease forwards;
}

.link_home:hover img,
.link_fb:hover img,
.link_youtube:hover img {
  transform: scale(1.1);
}

.link_news:hover {
  transform: scale(1.1);
}

.link_news:active::before,
.link_home:active::before,
.link_fb:active::before,
.link_youtube:active::before {
  animation: fillFlash 0.22s ease;
}

.link_home:active::before,
.link_fb:active::before,
.link_youtube:active::before,
.link_news:active::before {
  background-color: rgba(255, 255, 255, 0.45);
}

.link_news:active {
  transform: scale(0.96);
  transition: transform 0.1s ease;
}

.link_home:active,
.link_fb:active,
.link_youtube:active {
  transform: scale(0.96);
  transition: transform 0.1s ease;
}

/* ── Enroll Modal：彈出動態 ── */
@keyframes modalOverlayIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes modalPopIn {
  from {
    opacity: 0;
    transform: scale(0.88) translateY(24px);
  }

  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes modalCloseIn {
  from {
    opacity: 0;
    transform: scale(0.6) rotate(-360deg);
  }

  to {
    opacity: 1;
    transform: scale(1) rotate(0deg);
  }
}

@keyframes modalOverlayOut {
  from {
    opacity: 1;
  }

  to {
    opacity: 0;
  }
}

@keyframes modalPopOut {
  from {
    opacity: 1;
    transform: scale(1) translateY(0);
  }

  to {
    opacity: 0;
    transform: scale(0.88) translateY(24px);
  }
}

@keyframes modalCloseBtnOut {
  from {
    opacity: 1;
    transform: scale(1) rotate(0deg);
  }

  to {
    opacity: 0;
    transform: scale(0.6) rotate(360deg);
  }
}

.modal-overlay.is-open {
  animation: modalOverlayIn 0.35s ease forwards;
}

.modal-overlay.is-open .modal {
  animation: modalPopIn 0.45s cubic-bezier(0.22, 1.25, 0.36, 1) forwards;
}

.modal-overlay.is-open .modal-close {
  animation: modalCloseIn 0.5s cubic-bezier(0.22, 1.25, 0.36, 1) 0.2s forwards;
}

.modal-overlay.is-closing {
  visibility: visible;
  opacity: 1;
  pointer-events: none;
  animation: modalOverlayOut 0.35s ease 0.15s forwards;
}

.modal-overlay.is-closing .modal {
  opacity: 1;
  transform: scale(1) translateY(0);
  animation: modalPopOut 0.35s cubic-bezier(0.4, 0, 0.6, 1) 0.08s forwards;
}

.modal-overlay.is-closing .modal-close {
  opacity: 1;
  transform: scale(1) rotate(0deg);
  animation: modalCloseBtnOut 0.35s ease forwards;
}

/* =========================
   Loading
   ========================= */
@keyframes loadingBgPulse {
  0%,
  100% {
    background-color: #ffd3c8;
  }

  50% {
    background-color: #ffb8a8;
  }
}

@keyframes loadingBubbleFloat {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }

  50% {
    transform: translateY(-32px) scale(1.14);
  }
}

@keyframes loadingBubbleFloatAlt {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }

  50% {
    transform: translate(14px, -38px) scale(1.18);
  }
}

@keyframes loadingBubbleTwinkle {
  0%,
  100% {
    opacity: 0.35;
  }

  18% {
    opacity: 0.7;
  }

  36% {
    opacity: 0.42;
  }

  54% {
    opacity: 0.88;
  }

  72% {
    opacity: 0.5;
  }

  88% {
    opacity: 0.95;
  }
}

@keyframes loadingInnerIn {
  from {
    opacity: 0;
    transform: scale(0.86) translateY(24px);
  }

  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes loadingCircleFloat {
  0%,
  100% {
    transform: translateY(0) scale(1) rotate(0deg);
  }

  25% {
    transform: translateY(-8px) scale(1.03) rotate(-2deg);
  }

  50% {
    transform: translateY(-14px) scale(1) rotate(0deg);
  }

  75% {
    transform: translateY(-8px) scale(0.98) rotate(2deg);
  }
}

@keyframes loadingRingPulse {
  0% {
    transform: scale(1);
    opacity: 0.65;
  }

  100% {
    transform: scale(1.14);
    opacity: 0;
  }
}

@keyframes loadingDotWave {
  0%,
  100% {
    transform: translateY(0) scale(0.85);
    opacity: 0.35;
  }

  50% {
    transform: translateY(-7px) scale(1.1);
    opacity: 1;
  }
}

@keyframes loadingBarShine {
  from {
    transform: translateX(-120%);
  }

  to {
    transform: translateX(220%);
  }
}

@keyframes loadingBarTrackPulse {
  0%,
  100% {
    box-shadow: 0 0 0 rgba(255, 255, 255, 0);
  }

  50% {
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.45);
  }
}

@keyframes loadingPercentPop {
  0% {
    transform: scale(1);
  }

  45% {
    transform: scale(1.18);
  }

  100% {
    transform: scale(1);
  }
}

@keyframes loadingCompleteFlash {
  0% {
    filter: brightness(1);
  }

  40% {
    filter: brightness(1.35);
  }

  100% {
    filter: brightness(1);
  }
}

@keyframes loadingDonutWobble {
  from {
    transform: rotate(-10deg) scale(1);
  }

  to {
    transform: rotate(10deg) scale(1.06);
  }
}

@keyframes loadingDonutBounce {
  0% {
    transform: translateX(var(--loading-donut-x, 230px)) rotate(var(--loading-donut-rotate, 900deg)) scale(1, 1);
  }

  25% {
    transform: translateX(var(--loading-donut-x, 230px)) rotate(var(--loading-donut-rotate, 900deg)) scale(1.2, 0.8) translateY(0);
  }

  45% {
    transform: translateX(var(--loading-donut-x, 230px)) rotate(var(--loading-donut-rotate, 900deg)) scale(0.86, 1.14) translateY(-20px);
  }

  65% {
    transform: translateX(var(--loading-donut-x, 230px)) rotate(var(--loading-donut-rotate, 900deg)) scale(1.1, 0.9) translateY(-6px);
  }

  100% {
    transform: translateX(var(--loading-donut-x, 230px)) rotate(var(--loading-donut-rotate, 900deg)) scale(1, 1) translateY(0);
  }
}

body.is-loading {
  overflow: hidden;
}

.loading {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffd3c8;
  opacity: 1;
  overflow: hidden;
  transition: opacity 0.35s ease;
  animation: loadingBgPulse 2.4s ease-in-out infinite;
}

.loading::before,
.loading::after,
.loading__bubble {
  border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, #ffffff 0%, #f2f2f2 72%, #e8e8e8 100%);
  box-shadow: none;
  opacity: 0.45;
  pointer-events: none;
  will-change: transform, opacity;
}

.loading__bubbles {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.loading__bubble {
  position: absolute;
  animation:
    loadingBubbleFloatAlt 3.4s ease-in-out infinite,
    loadingBubbleTwinkle 2.6s ease-in-out infinite;
}

.loading__bubble:nth-child(1) {
  top: 6%;
  right: 14%;
  width: 72px;
  height: 72px;
  animation:
    loadingBubbleFloatAlt 3.1s ease-in-out infinite 0.2s,
    loadingBubbleTwinkle 2.1s ease-in-out infinite 0.15s;
}

.loading__bubble:nth-child(2) {
  top: 22%;
  left: 4%;
  width: 52px;
  height: 52px;
  animation:
    loadingBubbleFloatAlt 2.6s ease-in-out infinite 0.8s,
    loadingBubbleTwinkle 1.9s ease-in-out infinite 0.5s;
}

.loading__bubble:nth-child(3) {
  right: 5%;
  top: 42%;
  width: 88px;
  height: 88px;
  animation:
    loadingBubbleFloatAlt 3.8s ease-in-out infinite 0.4s,
    loadingBubbleTwinkle 2.8s ease-in-out infinite 0.35s;
}

.loading__bubble:nth-child(4) {
  bottom: 28%;
  left: 12%;
  width: 64px;
  height: 64px;
  animation:
    loadingBubbleFloatAlt 3.2s ease-in-out infinite 1.1s,
    loadingBubbleTwinkle 2.3s ease-in-out infinite 0.9s;
}

.loading__bubble:nth-child(5) {
  bottom: 10%;
  left: 38%;
  width: 48px;
  height: 48px;
  animation:
    loadingBubbleFloatAlt 2.4s ease-in-out infinite 0.6s,
    loadingBubbleTwinkle 1.7s ease-in-out infinite 1.1s;
}

.loading__bubble:nth-child(6) {
  top: 38%;
  right: 28%;
  width: 56px;
  height: 56px;
  animation:
    loadingBubbleFloatAlt 2.9s ease-in-out infinite 1.4s,
    loadingBubbleTwinkle 2.4s ease-in-out infinite 0.7s;
}

.loading::before,
.loading::after {
  content: "";
  position: absolute;
}

.loading::before {
  top: 14%;
  left: 10%;
  width: 110px;
  height: 110px;
  animation:
    loadingBubbleFloat 3.6s ease-in-out infinite,
    loadingBubbleTwinkle 2.5s ease-in-out infinite 0.2s;
}

.loading::after {
  right: 8%;
  bottom: 18%;
  width: 76px;
  height: 76px;
  animation:
    loadingBubbleFloat 2.8s ease-in-out infinite 0.6s,
    loadingBubbleTwinkle 2.2s ease-in-out infinite 0.65s;
}

.loading.is-skip,
.loading.is-hidden {
  display: none;
}

.loading.is-fade-out {
  opacity: 0;
  pointer-events: none;
}

.loading.is-transition {
  animation: none;
  pointer-events: none;
}

.loading.is-transition .loading__bubbles,
.loading.is-transition::before,
.loading.is-transition::after {
  opacity: 0;
  animation: none;
}

.loading.is-transition .loading__inner {
  animation: none;
}

.loading.is-transition .loading__circle {
  z-index: 2;
  animation: none;
  will-change: transform, opacity;
}

.loading.is-transition .loading__circle.is-expanding {
  box-shadow: 0 10px 28px rgba(255, 180, 160, 0.18);
}

.loading.is-transition .loading__circle.is-expanding::after {
  animation: none;
  opacity: 0;
}

.loading__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  animation: loadingInnerIn 0.45s cubic-bezier(0.22, 1.25, 0.36, 1) both;
}

.loading__circle {
  position: relative;
  width: 350px;
  height: 350px;
  overflow: visible;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 10px 28px rgba(255, 120, 100, 0.22);
  animation: loadingCircleFloat 1.6s ease-in-out infinite;
}

.loading__circle::after {
  content: "";
  position: absolute;
  inset: -8px;
  border: 3px solid rgba(255, 255, 255, 0.75);
  border-radius: 50%;
  pointer-events: none;
  animation: loadingRingPulse 1.6s ease-out infinite;
}

.loading__circle img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.loading__area {
  width: 280px;
}

.loading__barWrapper {
  position: relative;
  width: 280px;
  height: 50px;
}

.loading__barTrack {
  position: absolute;
  left: 0;
  bottom: 21px;
  width: 280px;
  height: 8px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.45);
  overflow: hidden;
}

.loading.is-running .loading__barTrack {
  animation: loadingBarTrackPulse 1.2s ease-in-out infinite;
}

.loading__barFill {
  position: relative;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: #fff;
  overflow: hidden;
}

.loading.is-running .loading__barFill::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.75) 50%, transparent 100%);
  animation: loadingBarShine 0.9s ease-in-out infinite;
}

.loading__area.is-complete .loading__barFill {
  animation: loadingCompleteFlash 0.45s ease;
}

.loading__donut {
  position: absolute;
  top: 0;
  left: 0;
  width: 50px;
  height: 50px;
  transform: translateX(0) rotate(0deg);
  transform-origin: center center;
  will-change: transform;
}

.loading__donut.is-bounce {
  animation: loadingDonutBounce 0.55s ease forwards;
}

.loading.is-running .loading__donut img {
  animation: loadingDonutWobble 0.45s ease-in-out infinite alternate;
}

.loading__donut.is-bounce img {
  animation: none;
}

.loading__donut img {
  display: block;
  width: 100%;
  height: 100%;
}

.loading__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
}

.loading__dots {
  display: flex;
  align-items: center;
  gap: 8px;
}

.loading__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #fff;
  animation: loadingDotWave 0.75s ease-in-out infinite;
}

.loading__dot:nth-child(2) {
  animation-delay: 0.12s;
}

.loading__dot:nth-child(3) {
  animation-delay: 0.24s;
}

.loading__percent {
  display: inline-block;
  font-family: "Noto Sans TC", sans-serif;
  font-size: 17px;
  font-weight: 700;
  line-height: 1;
  color: #fff;
  transform-origin: center center;
}

.loading__percent.is-tick {
  animation: loadingPercentPop 0.22s ease;
}

/* KV 主視覺遮罩進場（桌機） */
@media (min-width: 769px) {
  .kv.is-kv-mask {
    background-image: none;
  }

  .kv.is-kv-mask::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    background-image: url("../images/kv_bg.png");
    background-position: inherit;
    background-repeat: no-repeat;
    background-size: inherit;
    clip-path: var(--kv-mask-clip, circle(0% at 50% 50%));
    pointer-events: none;
    will-change: clip-path;
  }
}