// Based on http://www.flectrahq.com/openerp_website/static/src/less/header.less
// ========================================================================

// =============  MIXINS
.o-top-menu-links() {
    &:not(.btn) {
        display: inline-block;
        padding: 0 20px;
        font-weight: @fw_semibold;
        text-transform: uppercase;

        @media screen and (min-width: @screen-sm-min) and (max-width: @screen-sm-max) {
            font-size: 11px;

            &:not(.dropdown-toggle) {
                padding: 0 10px;
            }
        }
    }
}

.o-white-header() {
    background-color: @w-header-white;
    color: @header-link-normal;
    .deep-1();

    .o_logo {
        background-position: 0 0;
    }

    > .o_main_header_main > .o_primary_nav > li.dropdown > a {
        &::before, &::after {
            background-color: @header-link-normal;
            box-shadow: 0 1px 1px fade(@header-link-normal,10%);
        }
    }
}

// =============  MAIN HEADER
#oe_main_menu_navbar ~ #wrapwrap .o_main_header {
    &.o_has_sub_nav.o_scrolled {
        top: 34px - (@w-header-height + 1);
    }
}

.o_main_header {
    @secondary-menu-animation-duration-opening: 500ms;
    @secondary-menu-animation-duration-closing: @secondary-menu-animation-duration-opening * 2/3;

    position: fixed;
    width: 100%;
    height: @w-header-height;
    z-index: 2;
    background-color: fade(white, 60%);
    color: @header-link-normal;
    font-family: "Work Sans", sans-serif;
    font-size: 12px;
    .transition(all .2s ease);
    .transition-property(~'background, box-shadow' );
    .translate3d(auto, auto, 0);

    a:focus, a:active, a:focus:active {
        outline: none;
    }

    .btn-primary {
        color: white!important;
        font-size: inherit!important;
        font-weight: @fw_bold;
        text-transform: uppercase;
    }

    > .o_main_header_main {
        .container(); // FIXME Remove this once the web_editor "container container" rule is fixed.
        height: 100%;

        a {
            color: inherit;
            &:hover, &:focus {
                color: saturate(@header-link-normal, 10%);
            }
        }

        .o_logo {
            margin:  15px 0;
            .size(63px, 20px);
            background-size: cover;
        }

        > .o_primary_nav {
            @w-header-arrow-length: 10px;

            @media (min-width: @screen-sm-min) {
                height: 100%;
                &:before {
                    content: "";
                    background: transparent;
                    z-index: -1;
                    visibility: hidden;
                    box-shadow: 0 1px 0 transparent;
                    .size( 100%, @w-header-height);
                    .o-position-absolute(0,0);
                    .transition(~'background @{secondary-menu-animation-duration-opening} @{o-ease} 0ms, visibility 0ms linear @{secondary-menu-animation-duration-opening}, box-shadow @{secondary-menu-animation-duration-opening} linear 0ms' );
                }

                &.o_sub_opened:before {
                    visibility: visible;
                    background: @w-header-white;
                    box-shadow: 0 1px 0 @gray-lighter;
                    .transition(~'background @{secondary-menu-animation-duration-opening} @{o-ease} 0ms, visibility 0ms linear 0s, box-shadow @{secondary-menu-animation-duration-opening} linear 0ms');

                }
            }

            margin: 0 auto;
            padding: 0;
            text-align: center;
            white-space: nowrap;

            .dropdown {
                position: static;

                > a {
                    position: relative;
                    .backface-visibility(hidden);

                    &::before, &::after {
                        content: "";
                        display: block;
                        .o-position-absolute(50%, 0);
                        .o-transform-origin(50%, 50%);
                        .o-transition(all, 300ms);
                        width: @w-header-arrow-length;
                        height: 1px;
                        background-color: @headings-color;
                        box-shadow: 0 1px 1px fade(@headings-color, 10%);
                    }
                    &::before {
                        .rotate(45deg);
                        right: @w-header-arrow-length / sqrt(2) - 1;
                    }
                    &::after {
                        .rotate(-45deg);
                    }
                }
                &.open > a {
                    color: @flectra-brand-primary!important;
                    font-weight: @fw_semibold;

                    &::before, &::after {
                        background-color: @flectra-brand-primary!important;
                        box-shadow: 0 1px 1px fade(@flectra-brand-primary, 10%);
                        right: @w-header-arrow-length / sqrt(2) / 2;
                    }
                    &::before {
                        .rotate(-45deg);
                    }
                    &::after {
                        .rotate(45deg);
                    }
                }
                > .dropdown-menu {
                    border: none;
                    border-radius: 0;
                    margin: 0;
                }
            }

            > li {
                display: inline-block;

                > a {
                    height: 100%;
                    line-height: @w-header-height;
                    .o-top-menu-links();
                }
                &.dropdown > a {
                    margin-right: @w-header-arrow-length * 2;
                }

                // Secondary nav animation
                @media (min-width: @screen-sm-min) {
                    &.open > .o_secondary_nav {
                        visibility: visible;
                        background-color: white;
                        .translate(0, 0);
                        .transition(~'transform @{secondary-menu-animation-duration-opening} @{o-ease} 0ms, visibility 0ms linear 0ms, background-color 0ms linear @{secondary-menu-animation-duration-opening}');

                        .container > .row > div {
                            opacity: 1;
                            .translate(0, 0);

                            &:nth-child(1) {
                                .transition-delay(@secondary-menu-animation-duration-opening * 1/5);
                            }
                            &:nth-child(2) {
                                .transition-delay(@secondary-menu-animation-duration-opening * 2/5);
                            }
                            &:nth-child(3) {
                                .transition-delay(@secondary-menu-animation-duration-opening * 3/5);
                            }
                            &:nth-child(4) {
                                .transition-delay(@secondary-menu-animation-duration-opening * 4/5);
                            }
                        }
                        .o_store_link {
                            max-height: @w-header-height;
                            .o-transition(max-height, @secondary-menu-animation-duration-opening, @o-ease, @secondary-menu-animation-duration-opening * 3/5);
                        }

                        &::before {
                            opacity: 0.5;
                        }
                    }
                }
            }

            .o_secondary_nav {
                @w-li-link-height: 30px;
                @w-li-link-animation-time: 300ms;
                @w-menu-gutter-increase: 60px;

                width: 100%;
                padding: 15px 0 (@w-header-height + 15);
                box-shadow: 0 3px 6px fade(black, 5%);

                @media (min-width: @screen-md-min) { // Change gutter width for that case
                    > .container > .row {
                        margin-left: (@grid-gutter-width + @w-menu-gutter-increase) / -2;
                        margin-right: (@grid-gutter-width + @w-menu-gutter-increase) / -2;

                        > div {
                            padding-left: (@grid-gutter-width + @w-menu-gutter-increase) / 2;
                            padding-right: (@grid-gutter-width + @w-menu-gutter-increase) / 2;
                        }
                    }
                }

                > .container > .row > div {
                    font-size: 16px;
                    overflow: hidden;

                    @media (min-width: @screen-sm-min) {
                        height: 340px;
                        padding-top: 10px;

                        + div {
                            border-left: 1px solid @gray-lighter;
                        }
                    }

                    ul {
                        position: relative;
                        list-style: none;
                        padding: 0;

                        > li {
                            height: @w-li-link-height;
                            .o-transition(all, @w-li-link-animation-time, @o-ease, @w-li-link-animation-time/3);
                            .transition-property(~'height, opacity');

                            > a {
                                display: block;
                                height: 100%;
                                line-height: @w-li-link-height;
                                font-weight: @fw_medium;
                                font-size: 1.4rem;
                            }

                            &.dropdown {
                                &:not(.open) > a {
                                    &::before, &::after {
                                        .o-transform-origin((@w-header-arrow-length * 0.8), 50%);
                                        width: @w-header-arrow-length * 0.8;
                                        right: 0;
                                    }
                                }

                                > ul {
                                    .o-position-absolute(@w-li-link-height, 0, 0, 0);
                                    .translate(100%, 0);
                                    .opacity(0);
                                    .o-transition(all, @w-li-link-animation-time, @o-ease, 0);
                                }
                                &.open > ul {
                                    .translate(0, 0);
                                    .opacity(1);
                                    .o-transition(all, @w-li-link-animation-time, @o-ease, @w-li-link-animation-time/3);
                                }
                            }
                        }
                        &.o_sub_opened > li:not(.open) {
                            opacity: 0;
                            height: 0 !important;
                            overflow: hidden;
                            .o-transition(all, @w-li-link-animation-time, @o-ease, 0);
                        }
                    }

                    .o_nav_app_family {
                        text-align: center;
                        font-weight: @fw_medium;
                        line-height: 2;
                        .o-no-select();

                        > span {
                            .o-retina-bg("apps_families_s.png", 0px, 50%);
                            display: none;
                        }

                        @media (min-width: @screen-sm-min) {
                            > span {
                                display: block;
                                margin: 0 auto;
                                background-size: auto 100%;
                                width: 51px;
                                height: 50px;
                            }
                            > div {
                                font-size: 0.7em;
                                font-weight: @fw_medium;
                                line-height: 1.5;
                                color: @text-color;
                                margin-bottom: 1.3em;
                            }
                        }
                    }

                    @media (min-width: @screen-sm-min) {
                        &.o_website_apps {
                            a:hover, a:focus, .o_nav_app_family {
                                color: @color-beta;
                            }
                        }
                        &.o_sale_apps {
                            a:hover, a:focus, .o_nav_app_family {
                                color: @color-gamma;
                            }
                            .o_nav_app_family > span {
                                background-position: -60px 50%;
                            }
                        }
                        &.o_operation_apps {
                            a:hover, a:focus, .o_nav_app_family {
                                color: @color-delta;
                            }
                            .o_nav_app_family > span {
                                background-position: -120px 50%;
                            }
                        }
                        &.o_productivity_apps {
                            a:hover, a:focus, .o_nav_app_family {
                                color: @color-epsilon;
                            }
                            .o_nav_app_family > span {
                                background-position: -181px 50%;
                            }
                        }
                    }
                }

                > .o_store_link {
                    .o-position-absolute(auto, 0, 0, 0);
                    overflow: hidden;
                    display: block;
                    height: @w-header-height;
                    line-height: @w-header-height;
                    border-top: 1px solid @gray-lighter;
                    text-align: center;
                    font-size: 12px;
                    font-weight: @fw_semibold;
                }

                @media (min-width: @screen-sm-min) {
                    // Animation
                    display: block;
                    background-color: @w-header-white;
                    visibility: hidden;
                    z-index: -2;
                    .translate(0, -115%);
                    .transition(~'transform @{secondary-menu-animation-duration-closing} @{o-ease} 0ms, visibility 0ms linear @{secondary-menu-animation-duration-closing}, background-color 0ms linear 0ms');

                    .container > .row > div {
                        opacity: 0;
                        .translate(0, -30%);
                        .o-transition(all, @secondary-menu-animation-duration-opening, @o-ease, 0ms);
                    }
                    .o_store_link {
                        max-height: 0;
                        .o-transition(max-height, @secondary-menu-animation-duration-opening/2, @o-ease, 0s);
                    }

                    // Overlay
                    &::before {
                        content: "";
                        .o-position-absolute(100%, 0, -1000px, 0);
                        display: block;
                        background-color: #000;
                        opacity: 0;
                        .o-transition(opacity, @secondary-menu-animation-duration-opening, @o-ease);
                    }
                }
            }
        }

        .o_header_buttons {
            height: 100%;
            line-height: @w-header-height;
            float: right;

            > * {
                display: inline-block;
                float: left;
            }

            a {
                .o-top-menu-links();

                &.dropdown-toggle {
                    padding: 0 10px;
                }

                &.o_my_cart {
                    padding: 0;

                    .my_cart_quantity {
                        font-family: sans-serif;
                        border-radius: 100%;
                        font-weight: bold;
                        font-size: 90%;
                        padding: 4px 0;
                        min-width: 19px;
                        text-align: center;
                        display: inline-block;
                    }
                }
            }

            .btn-primary {
                margin-top: 9px;
            }

            > .dropdown {
                margin: 0 5px;

                @media screen and (min-width: @screen-md-min) {
                    margin: 0 15px;
                }

                &, .dropdown-toggle {
                    height: 100%;
                }

                > .dropdown-menu {
                    left: auto;
                    right: 0;
                    li a {
                        padding-top: 5px;
                        padding-bottom: 5px;
                        color: @text-color;
                    }
                }
            }
        }
    }

    > .o_sub_nav {
        min-height: @w-sub-nav-height;
        border: 1px solid fade(black, 5%);
        border-width: 1px 0;
        background-color: fade(white, 80%);

        > .container {

            .navbar-header {
                height: @w-sub-nav-height - 2;
                line-height: @w-sub-nav-height - 2;
                font-weight: @fw_semibold;
                color: @text-color;
                overflow: hidden;

                .o_app_name_logo,
                .o_app_name_title {
                    .translate(-61px, 0);
                    .o-transition(transform, 400ms);
                }

                &:hover {
                    color: @headings-color;
                }

                .o_app_name_logo {
                    .o_logo();
                    .o_logo_15();
                    vertical-align: middle;
                    margin: auto 5px 3px 0;
                }
                .o_app_name_title {
                    color: inherit;
                    vertical-align: middle;
                    display: inline-block;

                    span{
                        margin-right: 5px;
                    }
                }
            }

            .nav {
                margin-right: -15px; // gutter's right compensation
            }

            .nav > li {
                margin-left: 20px;
                height: @w-sub-nav-height - 2;
                line-height: @w-sub-nav-height - 2;

                > a {
                    height: 100%;
                    line-height: @w-sub-nav-height - 2;
                    padding: 0;
                    font-size: 12px;
                    font-weight: @fw_medium;
                    color: @text-color;

                    &:hover, &:focus {
                        color: @headings-color;
                        background-color: transparent;
                    }
                }
                &.active > a {
                    color: @headings-color;
                    font-weight: @fw_semibold;
                }
            }

            .call-to-action {
                line-height: @w-sub-nav-height - 4;
                overflow: hidden;
                width: 100%;
                max-width: 0px;
                transform-origin: 0 0;
                .transition(max-width 0.3s ease 0ms);


                > a {
                    margin-left: 35px;
                    font-weight: @fw_semibold;
                    padding: (@padding-base-vertical - 2px)  @padding-base-horizontal;
                    line-height: 1.4em;
                    font-size: 12px!important;
                }
            }
        }
    }
    &.o_inverted:not(.o_scrolled) > .o_sub_nav {
        .transition( 0.3s background-color);
        background-color: fade(white, 5%);
        border-color: fade(white, 10%);

        .nav > li > a,
        .o_app_name_title {
            color: fade(white, 90%);

            &:hover, &:focus {
                color: white;
            }
        }
    }

    @media (min-width: @screen-sm-min) {
        // Top menu styles
        // --------------------------------
        &.o_has_sub_nav {
            position: absolute;
            &.o_scrolled {
                position: fixed;
                top: -(@w-header-height + 1);
            }
        }

        &.o_inverted {
            background-color: transparent;
            color: white;
            a:hover, a:focus {
                color: inherit;
            }

            .o_logo {
                .o_logo_inverse;
            }

            .o_main_header_main > .o_primary_nav > li.dropdown > a {
                &::before, &::after {
                    background-color: white;
                    box-shadow: 0 1px 1px fade(white, 10%);
                }
            }
        }
        > .o_main_header_main > .o_header_buttons {
            .dropdown.open {
                background-color: @w-header-white;
                color: @header-link-normal;

                .dropdown-menu {
                    background-color: @w-header-white;
                    margin-top: 0;
                    border: none;
                    border-radius: 0;
                    .deep-1();
                    text-align: left;
                    min-width: 100%;
                    padding-bottom: @w-header-height/4;

                    > li > a {
                        display: block;
                        color: @header-link-normal;
                        float: none;
                        text-transform: none;
                        font-weight: normal;
                    }
                }
            }
        }
    }

    &.o_scrolled:not(.o_transparent_blocked), &.o_sub_opened {
        .o-white-header();
    }

    &.o_scrolled .o_sub_nav {
        background: @w-header-white;

        > .container {
            .navbar-header > span{
                .translate(0, 0);
            }
            .call-to-action {
                max-width: 133px;
            }
        }
    }

    &.o_sub_opened .o_sub_nav {
        display: none;
    }
}

@media (max-width: @screen-xs-max) {
    .o_main_header {
        @mobile-dark: #25252D;
        @mobile-light: #33343D;

        position: relative;
        height: auto;
        min-height: @w-header-height;
        .o-white-header();

        > .o_main_header_main {
            position: relative;

            > .o_primary_nav, .o_header_buttons {
                display: none;
            }

            > .o_mobile_menu_toggle {
                .o-position-absolute(0, 0);
                width: @w-header-height;
                line-height: @w-header-height;
                font-size: @w-header-height/3;
                text-align: center;
            }
        }

        > .o_sub_nav {
            display: none;
        }

        &.o_mobile_menu_opened {
            > .o_main_header_main {
                margin: 0;

                > .o_header_buttons {
                    float: none;
                    background-color: @mobile-dark;
                    padding: 0 (@grid-gutter-width/2);
                    box-sizing: content-box;
                    margin: @w-header-height (-@grid-gutter-width/2) 0;
                    display: block;
                    text-align: center;
                    .size(100%, auto);

                    > * {
                        overflow: visible!important;
                        color: @w-header-white;
                        float: none;
                        display: inline;

                        > a:not(.btn) {
                            display: initial!important;
                        }

                        .dropdown-toggle {
                            color: @w-header-white!important;
                        }

                        .dropdown-menu {
                            position: relative;
                            line-height: 2;
                            background: fade(white, 5%);
                            width: 100%;
                            margin: 0 (-@grid-gutter-width/2) 0;
                            box-sizing: content-box;
                            padding: 5px (@grid-gutter-width/2);

                            > li > a {
                                float: none;
                                display: block;
                                margin-bottom: 5px;
                                padding: 10px;
                                color: @w-header-white!important;
                                font-size: 0.8em;

                                &:hover {
                                    background: fade(white, 5%);
                                }
                            }
                        }
                    }
                }


                > .o_primary_nav {
                    display: block;
                    background-color: @mobile-dark;
                    color: white;
                    margin: 0 (-@grid-gutter-width/2) 0;
                    padding: 0;
                    float: none;
                    white-space: normal;

                    a:hover, a:focus, a:active {
                        color: white;
                    }

                    li {
                        border: 0 solid @mobile-light;
                        border-width: 1px 5px 0;
                    }

                    > li {
                        width: 100%;
                        padding: 0 @grid-gutter-width/2;

                        &.dropdown {
                            padding: 0;

                            > a {
                                display: none;
                            }
                            > .dropdown-menu {
                                position: static;
                                display: block;
                                background-color: transparent;
                                box-shadow: none;
                            }

                            > .o_secondary_nav {
                                padding: 0;

                                > .container > .row > div {
                                    padding: 0;

                                    ul {
                                        list-style-type: none;

                                        > li {
                                            height: @w-header-height;
                                            padding: 0 @grid-gutter-width/2;
                                            border-width: 1px 0 0;

                                            > a {
                                                line-height: @w-header-height;
                                            }

                                            &.dropdown.open {
                                                height: auto;
                                                border: none;
                                                > ul {
                                                    position: static;
                                                }
                                            }
                                        }
                                    }
                                    > .o_nav_app_family {
                                        height: @w-header-height;
                                        line-height: @w-header-height;
                                        background-color: @mobile-light;

                                        > * {
                                            display: none;
                                        }

                                        &::after {
                                            content: "(Apps)";
                                        }
                                    }
                                }

                                > .o_store_link {
                                    position: relative;
                                    border: 0 solid @mobile-light;
                                    border-width: 14px 0 0;
                                    padding-top: 14px;
                                    line-height: 1.5;
                                    height: 60px;
                                }
                            }

                            &::after {
                                content: "";
                                display: inline-block;
                                width: 100%;
                                height: 20px;
                                margin-bottom: -5px; // FIXME don't know why
                                background-color: @mobile-light;
                            }
                        }
                    }
                }
            }
        }
    }
}