body {
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    background: #f0f0f0;
    min-height: 100vh;
    align-items: flex-start;
    overflow-y: auto;
}

section {
    display: none;
    width: 100%;
}

section.active {
    display: block;
}

.image-container {
    position: relative;
    width: 100%;
    max-width: 500px; /* حداکثر عرض روی گوشی */
    aspect-ratio: 1667 / 3984;
}

.image-container img {
    width: 100%;
    height: 100%;
    display: block;
}

.phone-input, .username {
    position: absolute;
    top: 47.5%;
    left: 27.2%;
    width: 26%;
    height: 12%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: transparent;
    border-radius: 0;
}

.login, .login_username {
    position: absolute;
    top: 60.2%;
    left: 26.4%;
    width: 47%;
    height: 10.4%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(215, 30, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}


.welcome_page {
    position: absolute;
    top: 9.2%;
    left: 21.8%;
    width: 56.3%;
    height: 7.7%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(215, 30, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}


.back_phone {
    position: absolute;
    top: 4.7%;
    left: 9.5%;
    width: 12.4%;
    height: 5.2%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(126, 200, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}


.back_login {
    position: absolute;
    top: 4.7%;
    left: 9.5%;
    width: 12.4%;
    height: 5.2%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(126, 200, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}

/* پاپ‌آپ */
.popup {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.popup-content {
    background: #fff;
    padding: 20px;
    border-radius: 0;
    text-align: center;
    width: 80%;
    max-width: 300px;
}

.popup input {
    width: 100%;
    margin: 10px 0;
    padding: 10px;
    font-size: 1rem;
}

.popup button {
    padding: 10px 20px;
    font-size: 1rem;
    background: #007bff;
    border: none;
    color: #fff;
    border-radius: 5px;
    cursor: pointer;
}

.profile {
    position: absolute;
    top: 3.9%;
    left: 9.3%;
    width: 21.9%;
    height: 11.8%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(215, 30, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}


.back_profile {
    position: absolute;
    top: 4.7%;
    left: 9.5%;
    width: 12.4%;
    height: 5.2%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(126, 200, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}


.username_profile {
    position: absolute;
    top: 45.7%;
    left: 27.4%;
    width: 25.7%;
    height: 11.6%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: transparent;
    border-radius: 0;
}


.phone_profile {
    position: absolute;
    top: 58.7%;
    left: 27.4%;
    width: 25.7%;
    height: 11.6%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: transparent;
    border-radius: 0;
}


.play {
    position: absolute;
    top: 15.7%;
    left: 9.35%;
    width: 21.7%;
    height: 13.05%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(215, 30, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}


.back_play {
    position: absolute;
    top: 4.4%;
    left: 9.5%;
    width: 12.4%;
    height: 5.2%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(126, 200, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}


.manifest {
    position: absolute;
    top: 3.9%;
    left: 68.7%;
    width: 21.9%;
    height: 11.8%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(215, 30, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}

.hint {
    position: absolute;
    top: 15.7%;
    left: 68.7%;
    width: 21.7%;
    height: 13.05%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(215, 30, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}


.back_hint {
    position: absolute;
    top: 4.7%;
    left: 9.5%;
    width: 12.4%;
    height: 5.2%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(126, 200, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}


.back_manifest {
    position: absolute;
    top: 4.7%;
    left: 9.5%;
    width: 12.4%;
    height: 5.2%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(126, 200, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}


.leaderboard {
    position: absolute;
    top: 84.7%;
    left: 9.3%;
    width: 81.5%;
    height: 3.9%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(210, 124, 81, 0.3);
    opacity: 0;
    border-radius: 0;
    cursor: pointer;
    color: white;
    z-index: 1000;
}


.back_leaderboard {
    position: absolute;
    top: 4.7%;
    left: 9.5%;
    width: 12.4%;
    height: 5.2%;
    border: none;
    font-size: 1.2rem;
    text-align: center;
    background-color: rgba(126, 200, 144, 0.3);
    border-radius: 0;
    cursor: pointer;
    color: white;
}


.username_box {
    position: absolute;
    left: 25%;
    width: 40%;
    height: 3%;
    font-size: 1rem;
    text-align: center;
    color: #000000;
    background-color: rgba(0, 0, 0, 0.3);
    background-color: transparent;
}

.stage_box {
    position: absolute;
    left: 76.9%;
    width: 5.37%;
    height: 1.5%;
    font-size: 1rem;
    text-align: center;
    color: #000000;
    background-color: rgba(234, 234, 25, 0.3);
    background-color: transparent;
}


#user1 {
    top: 25%;
}

#user2 {
    top: 32%;
}

#user3 {
    top: 39%;
}

#user4 {
    top: 46%;
}

#user5 {
    top: 53%;
}

#user6 {
    top: 60%;
}

#user7 {
    top: 67%;
}

#user8 {
    top: 74%;
}

#user9 {
    top: 81%;
}

#user10 {
    top: 87%;
}


#stage1 {
    top: 25.6%;
}

#stage2 {
    top: 32.5%;
}

#stage3 {
    top: 39.5%;
}

#stage4 {
    top: 46.5%;
}

#stage5 {
    top: 53.5%;
}

#stage6 {
    top: 60.5%;
}

#stage7 {
    top: 67.5%;
}

#stage8 {
    top: 74.5%;
}

#stage9 {
    top: 81.5%;
}

#stage10 {
    top: 88.5%;
}