body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji';
}

a {
    text-decoration: none;
}

.container {
    max-width: 600px;
    margin: 50px auto;
    padding: 0 25px;
}

@media only screen and (max-width:600px) {
    .container {
        margin: 40px auto;
        min-width: 305px;
    }
}

.title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

    .title .logo {
        height: 100px;
        border-radius: 50%;
    }

    .title .text {
        line-height: 1.25;
        font-size: 36px;
        text-align: center;
        letter-spacing: 4px;
    }

    .title .title-text .line2 {
        letter-spacing: 0;
    }


@media only screen and (max-width:600px) {
    .title .logo {
        height: 60px;
    }

    .title .text {
        font-size: 24px;
    }
}


.info {
    text-align: center;
    font-size: 28px;
    color: #333;
    word-break: keep-all;
}

@media only screen and (max-width:600px) {
    .info {
        font-size: 14px;
    }
}



.apps {
    margin: 20px 0 20px;
    text-align: center;
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-download {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 260px;
    height: 130px;
    padding: 15px;
    border-radius: 10px;
    text-align: center;
    font-size: 18px;
    cursor: pointer;
    user-select: none;
    background-color: #f5f5f5;
    color: #000;
    position: relative;
}

    .btn-download .bg-icon {
        position: absolute;
        bottom: 0;
        right: 0;
        width: 100px;
        height: 100px;
        transform: rotate(25deg);
        pointer-events: none;
        z-index: 0;
        opacity: 0.6;
    }

    .btn-download span {
        display: block;
        margin: 4px 0;
        z-index: 1;
    }

    .btn-download .sys {
        color: #147bd5;
        font-size: 24px;
        font-weight: bold;
    }

    .btn-download .down {
        margin-top: 16px;
        font-size: 16px;
        color: #333;
    }

    .btn-download:hover {
        background: #c4c4c4;
    }

/* 小屏幕适配 */
@media only screen and (max-width: 600px) {
    .btn-download {
        width: 120px;
        font-size: 16px;
    }

        .btn-download .sys {
            font-size: 18px;
        }

        .btn-download .down {
            font-size: 14px;
        }
}


.message {
    background-image: url(bg_info.png);
    background-repeat: repeat-y;
    background-position: center top;
    background-size: 100% auto;
    max-width: 600px;
    min-height: 120px;
    margin: 40px auto auto auto;
    color: #fff;
    box-sizing: border-box;
    border-radius: 10px;
    font-size: 22px;
    word-break: keep-all;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    padding: 0 50px;
}

    .message .logo {
        width: 60px;
    }

@media only screen and (max-width:600px) {
    .message {
        max-width: 320px;
        min-height: 60px;
        margin: 20px auto auto auto;
        padding: 0 25px;
        font-size: 13px;
    }

        .message .logo {
            width: 30px;
        }
}

.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    text-align: center;
    padding: 10px 0;
    font-size: 12px;
    color: #333;
    width: 100%;
}

    .footer a {
        color: #00a3e4;
        text-decoration: none;
        margin: 0 4px;
    }

        .footer a:hover {
            text-decoration: underline;
        }


.qr-code {
    position: fixed;
    top: 30%;
    right: 40px;
    transform: translateY(-50%);
    width: 220px;
    height: 220px;
    z-index: 1000;
    cursor: pointer;
    font-size: 14px;
    text-align: center;
}

    .qr-code img {
        width: 100%;
        height: 100%;
        display: block;
    }


@media only screen and (max-width:600px) {
    .qr-code {
        display: none;
    }
}


#toast-container {
    position: fixed;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
}

.toast {
    background-color: #333;
    color: #fff;
    padding: 12px 20px;
    margin-top: 10px;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    font-size: 14px;
    min-width: 200px;
    text-align: center;
    opacity: 0;
    transition: opacity 0.4s ease, transform 0.4s ease;
}

    .toast.show {
        opacity: 1;
        transform: translateY(0);
    }