@charset "UTF-8";
@media (max-width: 768px) {
  .hamburger {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
  }
  .menu,
  .menu-backdrop {
    display: block;
  }
  .download-button[data-platform=steam] {
    display: none;
  }
  .download-button[data-platform=apk] {
    grid-column: 1/-1;
    justify-self: center;
    width: calc((100% - 10px) / 2);
  }
  .fade-in,
  .fade-in-left,
  .fade-in-right,
  .fade-in-up,
  .fade-in-down,
  .fade-in-blur,
  .fade-in.show,
  .fade-in-left.show,
  .fade-in-right.show,
  .fade-in-up.show,
  .fade-in-down.show,
  .fade-in-blur.show {
    opacity: 1;
    -webkit-filter: none;
            filter: none;
    -webkit-transform: none;
            transform: none;
    -webkit-transition: none;
    transition: none;
  }
  .horse-title-floating.show {
    -webkit-animation: none;
            animation: none;
  }
  .wrap {
    width: 100%;
    min-width: 0;
  }
  .header {
    width: 100%;
    height: auto;
    aspect-ratio: 768/1060;
    background: url("../images/header-bg.jpg") no-repeat center;
    background-size: contain;
  }
  .header::after {
    background: transparent;
  }
  .header .inner {
    display: none;
  }
  .logo {
    display: none;
  }
  .promo-btn {
    width: 100%;
    height: 11.71875vw;
    aspect-ratio: 768/90;
    background: url("../images/promo_banner-m.jpg") no-repeat center;
    background-size: contain;
    -webkit-animation: none;
            animation: none;
    z-index: 500;
    bottom: 0;
    left: 0;
    right: 0;
    display: block;
  }
  .social-btns {
    display: none;
  }
  .top-menu {
    display: none;
  }
  .inner {
    width: 100%;
  }
  .download-qrcode {
    display: none;
  }
  .container {
    min-width: 0;
  }
  .sec {
    width: 100%;
    margin-top: 0;
    height: auto;
    padding-top: 0;
    padding: 0;
  }
  .tit-box {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    width: 100%;
    height: clamp(80px, 22vw, 125px);
  }
  .tit-box picture {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    width: 90%;
    height: 100%;
  }
  .tit-box img {
    display: block;
    width: 100%;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    -o-object-fit: contain;
       object-fit: contain;
  }
  .sec1 {
    padding: 5% 2% 10% 2%;
    background-size: auto 100%;
  }
  .sec1 .inner {
    padding-top: 20px;
  }
  .sec1 .sec1-cont {
    width: 100%;
    height: auto;
    aspect-ratio: 768/364;
    background: url("../images/sec1-word-m.png") no-repeat center;
    background-size: contain;
  }
  .sec2 {
    padding-bottom: 5%;
    background-size: cover;
  }
  .sec2-video-wrap {
    display: none;
  }
  .sec3 {
    width: 100%;
    height: auto;
    background-size: auto 100%;
  }
  .sec3 .inner {
    padding-top: 5%;
    padding-bottom: 10%;
  }
  .sec3-intro {
    max-width: 92%;
    margin: 0 auto 2%;
    font-size: clamp(13px, 3.5vw, 17px);
    line-height: 1.65;
  }
  .sec3-cont1 {
    width: 100%;
    height: auto;
    padding-top: 1%;
    gap: 0.15vw;
    background: none;
  }
  .sec3-rule-title {
    width: 40%;
    height: auto;
    margin-top: 0;
  }
  .sec3-rule-description {
    width: 90%;
    margin: -0.3% auto 0.3%;
    font-size: 14px;
  }
  .sec3-rule-card {
    width: 90%;
    max-width: none;
  }
  .sec3-rule-demo {
    height: auto;
    aspect-ratio: 896/469;
  }
  .sec3-cont2 {
    width: 100%;
    height: auto;
    padding-top: 1%;
    gap: 0.15vw;
    background: none;
    margin-top: 20px;
  }
  .sec3-method-title {
    width: 40%;
    height: auto;
    margin-bottom: 3%;
    margin-top: 0;
  }
  .sec3-method-normal {
    width: 90%;
    max-width: none;
  }
  .sec3-method-upgrade {
    width: 90%;
    max-width: none;
  }
  .sec3-method-card {
    margin-bottom: 20px;
  }
  .sec3-cont3 {
    width: 100%;
    height: auto;
    background: none;
    margin-top: 20px;
  }
  .sec3-eye-title {
    width: 40%;
    height: auto;
    margin: 0 auto;
  }
  .sec3-eye-layout {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 12px;
    margin-top: 4%;
  }
  .sec3-eye-card {
    width: min(70%, 434px);
    height: auto;
  }
  .sec3-eye-rabbit {
    display: none;
  }
  .sec4 {
    background-size: cover;
  }
  .sec4 .inner {
    margin-top: 0;
    padding: 5% 3%;
  }
  .sec4-side-character {
    display: none;
  }
  .sec4-letter {
    width: 100%;
    height: auto;
    margin: 2% auto 0;
    padding: 8% 5%;
    background: rgba(255, 255, 251, 0.8);
    border: 2px solid #c0ab78;
  }
  .sec4-photo-wrap {
    width: 92%;
    height: auto;
    aspect-ratio: 1018/589;
    margin-bottom: 20px;
  }
  .sec4-photo {
    height: auto;
    -webkit-transform: translate(-12vw, -8vw) rotate(-2deg);
            transform: translate(-12vw, -8vw) rotate(-2deg);
  }
  .sec4-paperclip {
    display: none;
  }
  .sec4-letter-copy {
    width: 92%;
    margin-top: 1%;
    font-size: clamp(14px, 2.5vw, 16px);
    line-height: 1.55;
  }
  .sec4-side-character-left {
    top: 18%;
    left: -2%;
    width: 22%;
    height: auto;
  }
  .sec4-side-character-right {
    right: -3%;
    bottom: 0;
    width: 30%;
    height: auto;
  }
  .sec5 {
    background-size: cover;
  }
  .sec5 .inner {
    padding: 20px 2% 10%;
  }
  .sec5-intro {
    max-width: 92%;
    margin: -2% auto 3%;
    font-size: clamp(12px, 3.2vw, 16px);
    line-height: 1.55;
  }
  .sec5-side-picture {
    display: none;
  }
  .sec5-main-picture {
    width: 92%;
    height: auto;
  }
}
/* 保留手機主視覺內容，讓下載區在小螢幕可見。 */
@media (max-width: 768px) {
  .sec2 {
    min-height: 1080px;
    padding-bottom: 0;
    min-height: 0;
    background-size: cover;
    background-position: center top;
  }
  .sec2 .inner {
    padding: 24px 12px 20px;
  }
  .sec2-intro {
    max-width: 96%;
    margin-top: -4px;
    font-size: clamp(13px, 3.6vw, 16px);
    line-height: 1.55;
  }
  .sec2-intro br {
    display: none;
  }
  .sec2-video-button {
    width: 124px;
    height: 125px;
    margin: 10px auto 2px;
  }
  .sec2-characters {
    grid-template-columns: repeat(2, minmax(0, 180px));
    gap: 0 4px;
    padding: 0 5%;
  }
  .sec2-character {
    max-width: min(100%, 180px);
  }
  .sec2-character:nth-child(1),
  .sec2-character:nth-child(4) {
    top: 0px;
  }
  .sec2-blue-gradient {
    width: 100%;
    height: 58%;
    background-size: auto 100%;
  }
  .sec2-snowflakes {
    left: 0;
    right: auto;
    width: 100%;
  }
  .snowflake-1 {
    left: 1%;
    width: 38px;
    bottom: 60px;
  }
  .snowflake-2 {
    left: 3%;
    width: 82px;
    bottom: 360px;
  }
  .snowflake-3 {
    left: 28%;
    width: 50px;
    bottom: 22px;
  }
  .snowflake-4 {
    left: 48%;
    width: 38px;
    bottom: 350px;
  }
  .snowflake-5 {
    left: 64%;
    width: 60px;
    bottom: 8px;
  }
  .snowflake-6 {
    left: 78%;
    width: 44px;
    bottom: 345px;
  }
  .snowflake-7 {
    left: 91%;
    width: 32px;
    bottom: 105px;
  }
  .video-popup {
    padding: 14px;
  }
  .video-popup-close {
    top: 18px;
    right: 18px;
  }
  .video-popup-placeholder {
    font-size: 15px;
  }
  .header {
    min-height: 560px;
    background-image: url("../images/header-bg.jpg");
    background-size: cover;
  }
  .header .inner {
    display: block;
    height: auto;
    padding: 46px 16px 48px;
    border: 0;
  }
  .header .logo {
    display: block;
    width: min(60%, 300px);
    height: auto;
  }
  .header .logo img,
  .header-title img {
    display: block;
    width: 100%;
    height: auto;
  }
  .header-title {
    width: 92%;
    height: auto;
  }
  .download-area {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 16px;
    margin-top: 0px;
  }
  .download-buttons {
    max-width: 100%;
    gap: 10px;
  }
}
@media (min-width: 480px) and (max-width: 768px) {
  .sec2-characters {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 4px;
    padding: 0 2%;
    margin-top: 5%;
  }
  .sec2-character {
    width: 100%;
    max-width: none;
  }
}