* {
    -webkit-tap-highlight-color: transparent; 
    -webkit-user-select: none; 
    user-select: none; 
}   
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
    transition: background 0.4s, color 0.4s;
    overflow-y: auto;
}

.card {
    position: relative;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s forwards;
    transition: background 0.4s, color 0.4s;
    margin-top: 50px;
    margin-bottom: 50px;

}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin-bottom: 10px;
    border: 3px solid #1976d2;
    transition: 0.4s;
}

.avatar:hover {
    transform: scale(1.1);
    box-shadow: 0 0 15px #1976d2;
}

h1 {
    margin: 5px 0;
}

p {
    font-size: 14px;
    margin-bottom: 20px;
    transition: color 0.4s;
}

.socials {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.socials a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    text-decoration: none;
    color: inherit;
    font-size: 24px;
    transition: 0.3s ease;
    border-radius: 50%;
}

.socials a:hover {
    color: #1976d2;
    transform: scale(1.1);
}

.toggle-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 40px;
    height: 40px;
    border: 2px solid #d4d4d4; /* viền giữ nguyĂªn */
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 18px;
    background: #ececec; /* MĂ u nền nhẹ */
    box-shadow: 8px 8px 15px rgba(0,0,0,0.4), 
                -8px -8px 15px rgba(255,255,255,0.4); /* Tăng độ nổi */
                transition: all 5s cubic-bezier(0.25, 0.1, 0.25, 1);

}

.toggle-btn:hover {
    background: #d1d1d1; /* LĂ m tối nhẹ khi hover */
    box-shadow: inset 4px 4px 6px rgba(0,0,0,0.4),
                inset -4px -4px 6px rgba(255,255,255,0.4); /* Tạo hiệu ứng lõm */
}

.toggle-btn:active {
    background: #b1b1b1;
    box-shadow: inset 6px 6px 10px rgba(0,0,0,0.5),
                inset -6px -6px 10px rgba(255,255,255,0.3); /* Lõm sĂ¢u hÆ¡n */
    transform: scale(1.95); /* Thu nhỏ nhẹ khi nhấn */
}

/* Light Theme */
body.light {
    background: #f0f2f5;
    color: #333;
}

.card.light {
    background: #ffffff;
    color: #333;
}

/* Dark Theme */
body.dark {
    background: #0e1117;
    color: #fff;
}

.card.dark {
    background: #1c1f26;
    color: #fff;
}

.discord-icon {
    width: 22px;
    height: 22px;
    display: inline-block;
    background-image: url('https://cdn.jsdelivr.net/npm/simple-icons@v11/icons/discord.svg');
    background-size: contain;
    background-repeat: no-repeat;
    filter: invert(100%);   /* màu trắng như FA */
    transform: translateY(2px); /* căn giữa với TikTok icon */
}

.socials a:hover i,
.socials a:hover .discord-icon {
    transform: scale(1.15);
}


.name {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 24px;
}

.tich-xanh {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 18px;
    height: 18px;
    background-color: #1976d2;
    color: #fff;
    border-radius: 50%;
    font-size: 10px;
    transition: 0.3s;
    cursor: pointer;
}

.tich-xanh:hover {
    animation: shake 0.4s ease;
}

@keyframes shake {
    0% {
        transform: translate(0, 0) rotate(0);
    }

    25% {
        transform: translate(1px, -1px) rotate(-5deg);
    }

    50% {
        transform: translate(-1px, 1px) rotate(5deg);
    }

    75% {
        transform: translate(1px, -1px) rotate(-5deg);
    }

    100% {
        transform: translate(0, 0) rotate(0);
    }
}
.rainbow-text {
    font-weight: bold;
    font-size: 90%;
    background-image: linear-gradient(90deg, red, orange, yellow, green, cyan, blue, purple);
    background-size: 400% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: rainbow-animation 3s linear infinite;
}

@keyframes rainbow-animation {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
body.light {
    background-color: #f0f2f5;
    color: #333;
}
body.dark {
    background-color: #111;
    color: white;
}

.payment-box {
    display: flex;
    align-items: center;
    padding: 10px;
    border-radius: 10px;
    margin-bottom: 10px;
    transition: background 0.3s, transform 0.3s;
    justify-content: space-between;
}
.light .payment-box {
    background: #f0f0f0;
}
.dark .payment-box {
    background: #333;
}
.payment-box:hover {
    transform: scale(1.02);
}
.payment-box img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    margin-right: 10px;
    border: 2px solid white;
}
.payment-details {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.payment-details span {
    font-size: 16px;
    font-weight: bold;
    text-decoration: none !important;
}
.account-number {
    font-size: 14px;
}
.light .account-number {
    color: #555;
}
.dark .account-number {
    color: #bbb;
}
.copy-icon {
    cursor: pointer;
    font-size: 16px;
    margin-left: 10px;
    color: #bbb;
}
.copy-icon:hover {
    color: #fff;
}
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #4CAF50;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

.toast.show {
    opacity: 1;
}