@import '../variables.less';

@mobile: ~'only screen and (max-width: 768px)';

@theme-green: #3DB76A;
@btn-bg: @theme-green;
@btn-hover-bg: #329F5A;
@theme-blue: #051853;
@link-blue: #3D3FEA;
@F1: #2c2c2c;
@M1: #FFF;
@M2: #F7F8F9;
@T2: #E9EAEE;

@H1: 28px;
@H3: 20px;
@H4: 18px;
@P1: 16px;
@P2: 14px;
@LH: 1.75;

.h-center {
    left: 50%;
    transform: translate3d(-50%, 0, 0);
}


.devcon2021 {
    position: relative;

    .container {
        max-width: 1048px;
        padding: 0 1rem;
    }

    .has-grey-bg {
        background-color: @M2
    }

    .section-title {
        padding: 6rem 0 2rem;
        text-align: center;
        font-size: @H1;
        color: @F1;
        font-weight: 500;

        @media @mobile {
            font-size: @H3;
        }
    }

    ul {
        padding: 0;
        margin: 0;
        list-style: none;
    }

    .signup-btn {
        position: relative;
        margin: 2rem auto;
        padding: 0.5rem 1.5rem;
        width: max-content;
        background-color: @btn-bg;
        color: @M1;
        border: none;
        font-size: @P1;
        border-radius: 30px;

        &:hover {
            background-color: @btn-hover-bg;
        }
    }

    .devcon2021-hero {
        position: relative;
        padding: 8rem 0 6rem;
        background-color: @theme-blue;
        text-align: center;

        @media @mobile {
            padding: 5rem 1rem 2rem;
        }

        .hero-pc {
            display: flex;
            flex-flow: row wrap;
            text-align: left;

            .column {
                &:nth-child(1) {
                    width: 60%;
                }

                &:nth-child(2) {
                    width: 40%;
                }

                .logo {
                    width: 30%;
                }

                .slogan {
                    margin: 3rem 0 1rem;
                    width: 70%;
                }

                p {
                    font-size: @P1;
                    color: @M1
                }

                .signup-btn {
                    margin: 1rem 0 2rem;
                }
            }

            @media @mobile {
                display: none;
            }
        }

        .hero-mobile {
            display: none;

            p {
                padding-bottom: 2rem;
                color: @M2
            }

            img {
                margin: 1rem 0;

                &:nth-child(1) {
                    width: 70%;
                }

                &:nth-child(2) {
                    width: 85%;
                    margin-bottom: 0;
                }

                &.logo {
                    width: 55%;
                }
            }

            @media @mobile {
                display: block;
            }
        }

        .bg-el-1,
        .bg-el-2,
        .bg-el-3,
        .bg-el-4 {
            position: absolute;
            opacity: 0.7;

            @media @mobile {
                display: none;
            }
        }

        .bg-el-1,
        .bg-el-4 {
            position: absolute;
            height: 70px;
            width: 70px;
            left: 3rem;
            top: 5rem;
            transform: rotate(-45deg);
            background: url('/images/community/devcon2021/bg-el-2.svg') no-repeat;
            background-position: center;
            background-size: contain;
        }

        .bg-el-2 {
            height: 150px;
            width: 150px;
            left: -75px;
            bottom: 5rem;
            background: url('/images/community/devcon2021/bg-el-3.svg') no-repeat;
            background-position: center;
            background-size: contain;
        }

        .bg-el-3 {
            height: 150px;
            width: 150px;
            right: -75px;
            top: 5rem;
            transform: rotate(90deg);
            background: url('/images/community/devcon2021/bg-el-1.svg') no-repeat;
            background-position: center;
            background-size: contain;
        }

        .bg-el-4 {
            bottom: 2rem;
            top: auto;
            right: 5rem;
            left: auto;
        }
    }

    .devcon2021-navbar {
        background-color: #fff;
        box-shadow: 0 2px 6px rgba(68, 68, 253, 0.08);

        .navbar {
            display: flex;
            font-size: @H4;

            @media @mobile {
                font-size: @P2;
            }
        }

        .navbar-item {
            position: relative;
            padding: 1em 0;
            margin: 0 0.5em;
            line-height: 1.5;
            color: @F1;

            &.active::after {
                content: ' ';
                position: absolute;
                bottom: 0;
                .h-center();
                width: 2.5em;
                height: 6px;
                background-color: @theme-green;
            }

            &:hover {
                color: @theme-green;
            }
        }

        &.navbar-sticky {
            position: -webkit-sticky;
            position: sticky;
            top: @headerHeight;
            z-index: 99;
        }
    }

    .devcon2021-intro {
        position: relative;
        right: 0;
        font-size: @P1;
        color: @F1;
        line-height: @LH;

        .intro {
            position: relative;
            padding: 3rem 0 3rem 30%;

            img {
                position: absolute;

                &.img1 {
                    bottom: -2rem;
                    left: 0;
                    height: 90%;
                }

                &.img2 {
                    right: 0;
                    bottom: -3rem;
                    height: 40%;
                }
            }
        }

        @media @mobile {
            .intro {
                padding: 3rem 0;
                font-size: @P2;

                img.img1 {
                    display: none;
                }
            }
        }
    }

    .devcon2021-schedule {
        .dates {
            display: flex;
            flex-flow: row wrap;
            background-color: @theme-green;

            .date {
                position: relative;
                padding: 11px 1rem;
                width: max-content;
                color: @M1;
                font-weight: bold;
                font-size: @P1;
                letter-spacing: 1px;

                &.is-active {
                    background-color: @theme-blue;

                    &::after {
                        display: block;
                    }
                }

                &:hover {
                    cursor: pointer;
                }

                @media @mobile {
                    padding: 11px 0.5rem;
                    font-size: @P2;
                    width: 50%;
                }
            }
        }

        .venues {
            background-color: @M2;
            margin: 1rem 0 2rem;
            color: @F1;

            .day1,
            .day2 {
                padding: 1rem;

                .venue {
                    width: max-content;
                    display: flex;
                    align-items: center;
                    padding: 0.5rem 2rem;
                    justify-content: start;
                    cursor: pointer;

                    img {
                        width: 30px;
                    }

                    p:hover {
                        color: @theme-green;

                        &::after {
                            display: block;
                        }
                    }
                }

                p {
                    font-size: @P1;
                    padding-left: 0.5rem;
                    font-weight: 500;
                    position: relative;
                }

                .venue-detail {
                    display: flex;
                    flex-flow: row wrap;
                    justify-content: start;
                    align-items: flex-start;

                    .time {
                        min-width: 135px;
                        font-size: @P1;
                        text-align: left;
                        padding: 14px 0;

                        @media @mobile {
                            width: 100%;
                        }
                    }
                }

                .venue-detail-en {
                    margin-bottom: 2rem;
                }

                @media only screen and (max-width: 414px) {
                    .venue {

                        p,
                        .time {
                            font-size: @P1 * 0.75;
                        }
                    }
                }
            }

            .day2 {
                .venue {
                    justify-content: start;
                }
            }

            .hide-schedule {
                display: none !important;
            }
        }

        .content {
            margin: 3rem 0;
            text-align: center;

            .day1 {
                font-size: @P1;
                color: @F1;

                &.hide-schedule {
                    display: none;
                }
            }
        }

        .schedule {
            text-align: left;
            margin-bottom: 2rem;
            padding-top: 100px;
            margin-top: -100px;
            color: @F1;

            .forum {
                position: relative;
                background-color: @M2;
                padding: 1.5rem 2rem;

                &::before {
                    content: '';
                    position: absolute;
                    border-top: 4px solid @theme-green;
                    width: 100%;
                    top: 0;
                    left: 0;
                }

                .forum-title {
                    display: flex;
                    flex-flow: row wrap;
                    justify-content: space-between;
                    align-items: center;

                    .venue-title {
                        position: relative;
                        font-size: @P1;
                    }

                    img {
                        width: 50px;
                    }
                }

                .venue-desc {
                    font-size: @P1;
                    padding-top: 1rem;
                    line-height: @LH;

                    @media @mobile {
                        font-size: @P2;
                    }
                }
            }

            .schedule-table {
                .selected-bg {
                    background-color: @M2;
                    color: @theme-green;
                    border-bottom: none;
                }
            }

            table {
                font-size: @P1;
                margin-top: 1rem;
                width: 100%;
                border-collapse: collapse;
                color: @F1;
                opacity: 0.75;

                .head {
                    background-color: @M2;
                    font-weight: bold;
                    border-bottom: none;
                }

                tr {
                    border-bottom: 1px solid @T2;
                }

                td {
                    padding: 12px 10px 12px 2rem;
                    border: none;

                    @media @mobile {
                        padding: 12px 10px;
                    }
                }

                td:nth-child(1) {
                    width: 25%;
                }

                td:nth-child(2) {
                    width: 40%;
                }

                td:nth-child(3) {
                    width: 25%;
                }

                td:nth-child(4) {
                    width: 10%;
                    text-align: right;
                }

                .collapsable {
                    cursor: pointer;

                    &:hover {
                        td {
                            color: @theme-green;
                        }
                    }

                    .add-icon {
                        font-weight: bold;
                        color: @theme-green;
                    }
                }

                .detail-block {
                    display: none;
                    background-color: @M2;

                    .pagraphList {
                        padding-bottom: 1rem;
                    }
                }

                @media only screen and (max-width: 414px) {
                    font-size: @P1 * 0.75;

                    td:nth-child(1) {
                        width: 12rem;
                    }

                    td:nth-child(2) {
                        width: 20rem;
                    }

                    td:nth-child(3) {
                        width: 6rem;
                    }

                    .speaker {
                        display: none;
                    }
                }
            }

            &.hide-schedule {
                display: none;
            }
        }
    }

    .devcon2021-speakers {
        background-color: @M2;
        text-align: center;

        .tutor-list {
            max-width: 1200px;
            color: white;
            display: flex;
            flex-flow: row wrap;
            justify-content: center;
            margin: 0 auto;
            padding: 2rem 0 4rem;

            .tutor {
                position: relative;
                width: 235px;
                height: 300px;
                margin: 15px 0;
                text-align: center;
                line-height: 1.7;
                color: @F1;

                .tutor-avatar {
                    width: 140px;
                    height: 140px;
                    margin: 0 auto;
                    position: relative;

                    img {
                        width: 100%;
                        border-radius: 50%;
                        height: 100%;
                        display: block;
                        object-fit: cover;
                    }
                }

                .name {
                    font-size: @H4;
                    margin-top: 1rem;
                    font-weight: 600;
                }

                .title {
                    font-size: @P1;
                    padding: 0.5rem 1rem;
                    font-weight: normal;
                    line-height: 1.7;
                }

                @media only screen and (max-width: 414px) {
                    width: 150px;
                    height: 200px;

                    .tutor-avatar {
                        width: 80px;
                        height: 80px;
                    }

                    .title {
                        font-size: @P1 * 0.75;
                    }
                }
            }
        }

        .more-tutor {
            padding-bottom: 3rem;
            font-size: @P1;
            color: @F1;
        }
    }

    .devcon2021-sponsors {
        text-align: center;

        h3 {
            margin-top: 2rem;
            font-size: @H3;
            font-weight: 500;
        }

        .medias {
            width: 100%;
            display: flex;
            flex-flow: row wrap;
            justify-content: space-evenly;

            img {
                width: auto;
                height: 150px;
                padding: 1rem;

                @media @mobile {
                    width: 200px;
                    height: auto;
                }

                &.big-img {
                    height: 120px;
                    padding: 1rem;
                }
            }

            .media {
                position: relative;

                .desc {
                    visibility: hidden;
                    opacity: 0;
                    position: absolute;
                    top: 80%;
                    left: -50%;
                    transform: translateX(4%);
                    max-width: calc(~"100vw - 50px");
                    width: 500px;
                    font-size: 16px;
                    line-height: 1.75;
                    padding: 1rem;
                    color: @M1;
                    text-align: left;
                    background-color: @theme-blue;
                    z-index: 1;
                    transition: opacity 0.2s linear;
                    border-radius: 6px;

                    @media @mobile {
                        left: -25%;
                        font-size: 14px;
                        max-width: calc(~"80vw");
                        transform: none;
                    }

                    &::before {
                        content: "";
                        position: absolute;
                        top: -5px;
                        width: 10px;
                        height: 10px;
                        right: 50%;
                        background: @theme-blue;
                        transform: rotate(45deg);
                    }

                    p {
                        padding-bottom: 1rem;
                    }

                    a {
                        padding-top: 2rem;
                        text-decoration: underline;

                        &:hover {
                            color: @link-blue;
                        }
                    }
                }


                &:hover {
                    .desc {
                        visibility: visible;
                        opacity: 1;
                    }
                }
            }
        }

        .content {
            padding-top: 1rem;
            font-size: @P1;
            color: @F1;
            text-align: center;
            line-height: @LH;

            a {
                color: @link-blue
            }
        }
    }

    .devcon2021-notice {
        .notice-navbar {
            display: flex;
            justify-content: center;
            color: @M1;
            background-color: @theme-green;

            .notice-tab {
                padding: 10px 1rem;
                width: 20%;
                text-align: center;
                font-size: @P1;

                &.is-active,
                &:hover {
                    background-color: @theme-blue;
                    cursor: pointer;
                }

                @media @mobile {
                    width: 33.33%;
                }
            }
        }

        .content-list {
            .tabContent {
                display: none;
                padding: 2rem 0;
                font-size: @P1;

                p {
                    line-height: @LH;
                }

                .divider {
                    position: relative;
                    margin: 2rem 0 2rem 1rem;

                    &::before {
                        content: '';
                        position: absolute;
                        border-left: 4px solid @theme-green;
                        height: 100%;
                        left: -1rem;
                        top: 0;
                        bottom: -7px;
                    }
                }

                &.is-active {
                    display: block;
                }

                .image {
                    margin-bottom: 1rem;

                    span {
                        padding-left: 2rem;
                        color: @theme-green
                    }
                }


                &:nth-child(1) {
                    img {
                        width: 60%;
                    }
                }

                &:nth-child(2) {
                    img {
                        width: 300px;
                    }
                }

                .hotel-intro {
                    font-size: @P2;
                }

                .hotel-list {
                    display: flex;
                    flex-flow: row wrap;

                    .hotel {
                        position: relative;
                        padding: 2rem 0;
                        width: 50%;

                        img {
                            width: 300px;
                        }

                        .content {
                            padding: 1.5rem 0;
                        }
                    }
                }

                .modal-overlay img {
                    width: 80%;
                }

                @media @mobile {
                    font-size: @P2;

                    .image {
                        span {
                            display: none;
                        }
                    }

                    &:nth-child(1) {
                        img {
                            width: 100%;
                        }
                    }

                    &:nth-child(2) {
                        img {
                            width: 100%;
                        }
                    }

                    .hotel-list {
                        .hotel {
                            width: 100%;

                            img {
                                width: 100%;
                            }
                        }
                    }
                }
            }
        }

        .modal-overlay {
            background-color: rgba(26, 26, 36, 0.8);
        }
    }

    .devcon2021-signup {
        position: relative;
        width: 100%;
        background: url("/images/community/devcon2021/ribbon-bg.svg") no-repeat;
        background-size: cover;
        background-position: center;

        .btn-wrap {
            padding-bottom: 2rem;
        }

        .sign-up {
            position: relative;

            p {
                padding: 3rem 0 0;
                text-align: center;
                color: @M1;
            }

            .button {
                font-size: @P1;
                padding: 0.5rem 1.5rem;
            }

            .bg {
                position: absolute;
                height: 100%;
                left: 50%;
                top: 0;
                transform: translateX(-50%);
            }

            .el1 {
                position: absolute;
                left: 10%;
                top: 30%;
                transform: rotate(-45deg);
                height: 100px;

            }

            .el2 {
                position: absolute;
                right: 10%;
                bottom: -20%;
                height: 100px;
            }
        }

        @media @mobile {
            background: url("/images/community/devcon2021/ribbon-bg-mobile.svg") no-repeat;
            background-size: cover;
            background-position: center;

            .btn-wrap {
                padding: 2rem 0 1rem;
            }

            .sign-up {
                p {
                    padding-top: 0;
                }

                .el2,
                .el1 {
                    height: 50px;
                }

                .el1 {
                    top: 60%;
                }
            }
        }
    }

    .devcon2021-reviews {
        .review-list {
            display: flex;
            flex-flow: row wrap;
            justify-content: space-around;
            margin: 3rem 0;

            .item {
                width: 30%;
            }

            img {
                margin: 1rem;
                width: 100%;
                transition: box-shadow 0.3s;

                &:hover {
                    box-shadow: 0 5px 14px 3px rgba(0, 0, 0, 0.3);
                }


            }

            @media @mobile {
                justify-content: left;

                .item {
                    width: 43%;
                    margin: 5px;
                }
            }
        }
    }

    .signup-code {
        position: fixed;
        top: 50%;
        right: 1rem;
        color: @M1;
        background-color: @theme-green;
        font-size: @P1;
        padding: 1rem;
        height: 80px;
        width: 80px;
        background: url('/images/community/devcon2021/sign-up.svg') no-repeat;
        background-size: contain;
        background-position: center;
        cursor: pointer;
        z-index: 999;

        &.mobile {
            display: none;
            position: fixed;
            bottom: 0;
            width: 100%;
            height: auto;
            top: auto;
            right: auto;
            padding: 0;
            text-align: center;
            background: none;
            background-color: @theme-green;
            cursor: pointer;
            z-index: 999;

            a {
                color: @M1;
                text-align: center;
            }
        }

        @media @mobile {
            &.pc {
                display: none;
            }

            &.mobile {
                display: block;
                padding: 0.5rem;
            }
        }
    }
}