$nav-height: 51px;

.navbar-default {
    border: none;
    // border-bottom: 1px solid $clr-primary-darker;
    background-color: $clr-primary;
    z-index: 10000;
    transition: background-color 0.5s linear;
    height: 50px;

    .navbar-nav {
        transition: background-color 0.5s linear;
    }
    .navbar-nav li {
        position: relative;
        a {
            color: rgba(255, 255, 255, 0.45);
            background-color: none!important;
            padding: 15px 20px;
            transition: 0.5s background-color;
            font-size: 14px;

            &:before {
                content: '';
                position: absolute;
                left: 50%;
                right: 50%;
                top: 0;
                background: $clr-secondary;
                height: 4px;
                transition-property: 'left, right';
                transition-duration: .3s;
                transition-timing-function: ease-out;
            }

            &:hover, &:focus {
                color: $clr-lightest;
                background-color: $clr-primary-dark;

                &:before {
                    left: 0;
                    right: 0;
                }
            }
            .iconfont {
                font-size: 12px;
            }
        }
        &.open {
            background-color: $clr-primary-dark;
            color: #fff;
            &>a {
                &:focus, &:hover {
                    color: $clr-lighter;
                    background-color: $clr-primary-dark;;
                }
            }
        }

        &.active>a {
            padding-top: 11px;
            border-top: 4px solid $clr-secondary;
            color: #fff;
            background-color: $clr-primary-darker;
            transition: 0.5s background-color;

            &:before {
                display: none;
            }

            &:hover, &:focus {
                color: $clr-lightest;
                background-color: $clr-primary-dark;
            }
        }
        .dropdown-menu {
            // position: static;
            // right: 0;
            // top: 40px;
            width: 100%;
            padding: 0;
            background-color: $clr-primary-dark;
            li {
                background-color: $clr-primary-dark;

                a {
                    padding: 8px 20px;
                }

                &:hover, &:focus {
                    a {
                        background-color: $clr-secondary;
                    }
                    background-color: $clr-secondary;
                }
                border-top: none;
                padding: 5px 0;
            }
            box-shadow: none;
            border: none;
        }

        ul {
            a:before {
                display: none;
            }
        }
    }
    .navbar-logo {
        height: 32px;
        margin-top: -6px;
        margin-left: -2px;
    }

    .navbar-collapse {
        border-top: none;
    }
    .navbar-toggle {
        padding: 1px 5px;
        margin: 7px 16px 0 0;
        border-color: #384E6B;
        background-color: #384E6B;
        .icon-bar {
            margin: 7px 0!important;
            height: 1px;
            background-color: #fff;
        }
        &:hover, &:focus {
            border-color: #384E6B;
            background-color: #384E6B;
        }
    }
}


#menu-btn {
    display: none;
    float: right;
    height: 45px;
    line-height: 45px;
    margin: 5px 20px 0 0;
    font-size: 30px;
    color: #fff;
    cursor: pointer;
}

.navbar-bg {
    background-color: rgba(41, 60, 85, 0.4);
    .navbar-nav {
        li {
            a {
                color: #fff;
            }
        }
        li.active {
            a {
                color: #fff;
                background-color: transparent;
            }
        }
        #nav-github {
            opacity: 1;
        }
    }
}

#nav-github {
    opacity: 0.4;
    transition: 0.5s;

    &:hover {
        opacity: 1;
    }
}

@media (max-width: 768px) {
    .navbar-default {
        .navbar-nav {
            background-color: $clr-primary;
            transition: background-color 0.5s linear;
            margin-top: 0;
            margin-bottom: 0;

            .open .dropdown-menu {
                li a {
                    color: #fff;
                }
                padding: 0;
            }
            li.active>a {
                border-left: 4px solid $clr-secondary;
                border-top: none;
                padding: 10px 15px 10px 11px;
            }
        }
    }
    #menu-btn {
        display: block;
    }
    #nav-download {
        display: none;
    }
}

@media (max-width: 992px) and (min-width: 768px) {
    .navbar-default {
        .navbar-nav li a {
            padding: 15px 15px;
        }
    }
}


footer {
    background-color: $clr-primary;

    .row {
        margin-top: 50px !important;
        margin-bottom: 20px !important;
    }

    .logo {
        img {
            display: block;
            margin-bottom: 20px;
            width: 109px;
        }
    }

    #efe-product {
        li {
            width: 49%;
            display: inline-block;
        }
    }

    #echarts-copyright {
        color: rgba(255, 255, 255, 0.4);
        margin: 65px 0 20px 0;
        font-size: 1.2rem;
    }

    h3 {
        color: #fff;
        font-size: 1.5rem;
        margin: 10px 0;
    }

    ul {
        dt {
            width: 50%;
            float: left;
            font-weight: 300;
        }

        li {
            font-weight: 300;
        }

        a {
            color: rgba(255, 255, 255, 0.4);
            font-size: 1.2rem;
            margin: 5px 0;

            &:hover {
                color: rgba(255, 255, 255, 0.8);
            }
        }
    }

    #footer-icon-panel {
        text-align: right;
        font-weight: 300;
    }

        .footer-icon {
            display: inline-block;
            width: 40px;
            height: 40px;
            border-radius: 50px;
            margin: 5px 0 5px 10px;
            padding: 6px 10px;
            border: 1px solid white;
        }
}

@media (max-width: 768px) {
    footer {
        .icon-panel {
            margin: 20px 0 0 0;
        }
        #echarts-copyright {
            margin: 20px 0;
        }
    }
}


$single-page-left-width: 200px;
$info-height: 120px;

.page-info {
    margin-top: 50px;
    margin-bottom: 30px;
    text-align: center;
    padding: 40px;
    color: #4e6167;
    background: #F4F7FC;

    h1 {
        margin-bottom: 10px;
        margin-top: 0;
        font-size: 40px;
        font-weight: bold;
        color: #333;
    }

    p {
        font-size: 16px;
    }
}

.page-content {
    h2 {
        color: $clr-secondary;
        padding-bottom: 5px;
        border-bottom: 1px solid #ddd;
    }

    p {
        font-size: 14px;
        margin: 5px 0;
    }

    &.single-page {
        position: absolute;
        top: $info-height;
        bottom: 0;
        left: 0;
        right: 0;
    }

    section {
        padding: 40px 0;
        text-align: center;
    }
}

    .page-nav {
        position: fixed;
        overflow: auto;
        width: $single-page-left-width;
        top: 230px;
        bottom: 0;
        margin: 0 0 0 30px;
        padding: 0 0 20px 0;

        h4 {
            margin: 10px 0;
            color: #666;
            font-size: 14px;
            padding-left: 10px;

            &:first-child {
                margin-top: 0;
            }
        }

        a {
            border-left: 1px solid rgba(78, 97, 103, 0.25);
            color: #999;
            padding: 7px 10px;
            display: block;

            &:hover {
                text-decoration: none;
                color: #333;
                border-color: $clr-secondary;
                border-width: 3px;
            }

            &.active {
                color: $clr-secondary;
            }
        }

        .slide-btn {
            display: none;
        }
    }

    .page-detail {
        margin-left: $single-page-left-width + 20px;
        margin-bottom: 20px;
        padding: 0 40px;
        position: absolute;
        right: 0;
        left: 0;
        overflow-x: hidden;

        h2 {
            margin: 10px 0;
            padding-top: 60px;
            font-size: 2.5rem;

            &:first-child {
                margin-top: 0;
            }

            &+h3 {
                margin-top: 20px;
            }
        }

        h3 {
            margin: 40px 0 15px 0;
            font-size: 18px;
        }

        li {
            padding-left: 0;

            li {
                padding-left: 20px;
                margin: 5px 0;
            }
        }

        .time {
            float: right;
            position: relative;
            top: -35px;
        }
    }


@media screen and (max-device-width: 600px) {
    .page-content {
        &.single-page {
            position: static;
        }

        &.slide-up {
            .page-nav {
                ul {
                    display: none;
                }
            }
        }
    }

    .page-info {
        text-align: left;
        padding: 15px;
        margin-bottom: 10px;
    }

    .page-nav {
        position: static;

        .slide-btn {
            display: block;
            color: $clr-contrast;
            position: absolute;
            right: 20px;
            margin-top: 10px;
        }
    }

    .page-detail {
        position: static;
        margin-left: 0;
        padding: 0 15px;

        h2 {
            padding-top: 20px;

            &:first-child {
                padding-top: 0;
            }
        }
    }

    .pc {
        display: none;
    }
}