btcpayserver/BTCPayServer/wwwroot/main/layout.css

/* Breakpoints:
   XS <576px
   SM ≥576px
   MD ≥768px
   LG ≥992px
   XL ≥1200px */

:root {
    --mobile-header-height: 4rem;
    --desktop-header-height: 8rem;
    --sidebar-width: 280px;
}

/* Main Menu */
#mainMenu {
    --button-width: 40px;
    --button-height: 40px;
    --button-padding: 7px;
    --icon-size: 1.5rem;
    --menu-border: 1px solid var(--btcpay-body-border-light);
    height: var(--header-height);
    z-index: 1031; /* needs a value between fixed and the offcanvas backdrop, see https://getbootstrap.com/docs/5.1/layout/z-index/ */
}

#mainMenuHead  {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

#mainMenuHead .mainMenuButton {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--button-width);
    height: var(--button-height);
    padding: var(--button-padding);
    background: transparent;
    border: none;
    cursor: pointer;
    outline: none;
    color: var(--btcpay-body-text-muted);
}

#mainNav {
    --btcpay-scrollbar-color: var(--btcpay-neutral-400);
    height: calc(100vh - var(--mobile-header-height));
    overflow-y: auto;
    padding-top: var(--btcpay-space-m);
}

#mainNav .nav-item svg.icon {
    width: var(--icon-size);
    height: var(--icon-size);
    margin-right: var(--btcpay-space-xs);
}

#mainNav .accordion-button {
    padding: var(--btcpay-space-s) 0;
    text-transform: uppercase;
    color: var(--btcpay-body-text-muted);
    font-weight: var(--btcpay-font-weight-semibold);
}

#mainNav .accordion-item {
    border: none !important;
}

#mainNav .navbar-nav > li.nav-item .nav-link {
    display: inline-flex;
    align-items: center;
    font-weight: var(--btcpay-font-weight-semibold);
    color: var(--btcpay-header-link);
    transition-property: color;
    transition-duration: var(--btcpay-transition-duration-fast);
}

#mainNav .navbar-nav > li.nav-item .nav-link .icon {
    flex-shrink: 0;
}

#mainNav .navbar-nav > li.nav-item-sub {
    padding-left:calc(1.5rem + var(--btcpay-space-xs))
}

#mainNav .navbar-nav > li.nav-item .nav-link span {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#mainNav .navbar-nav > li.nav-item .nav-link:focus,
#mainNav .navbar-nav > li.nav-item .nav-link:hover {
    color: var(--btcpay-header-link-accent);
}

#mainNav .navbar-nav > li.nav-item .nav-link.active,
#mainNav .navbar-nav > li.nav-item .nav-link.active:focus,
#mainNav .navbar-nav > li.nav-item .nav-link.active:hover {
    color: var(--btcpay-header-link-active);
}

#mainNavSettings {
    margin-top: auto;
}

.navbar-brand,
.navbar-brand:hover,
.navbar-brand:focus {
    color: inherit;
}

.btcpay-header {
    color: var(--btcpay-header-text);
    background: var(--btcpay-header-bg);
}

#mainContent {
    flex: 1;
    display: flex;
    flex-direction: column;
}

#mainContent > section {
    flex: 1;
    padding: var(--content-padding-top) var(--content-padding-horizontal) var(--content-padding-bottom);
}

#StoreSelector {
    display: flex;
    align-items: center;
    z-index: 2000;
    flex: 1;
}

#StoreSelector hr {
    height: 1px;
}

#StoreSelectorHome {
    position: relative;
}

#StoreSelectorHome .badge {
    position: absolute;
    top: .25rem;
    left: 100%;
    font-size: 9px;
}

#StoreSelectorDropdown,
#StoreSelectorToggle {
    width: 100%;
}

#StoreSelectorToggle {
    display: flex;
    align-items: center;
    color: var(--btcpay-header-link);
    background-color: var(--btcpay-header-bg);
}

#StoreSelectorToggle.empty-state {
    color: var(--btcpay-body-text-muted);
}

#StoreSelectorToggle::after {
    content: none;
}

#StoreSelectorToggle,
#StoreSelectorToggle .logo,
#StoreSelectorToggle .icon {
    transition: unset;
    transition-property: color, border-color;
    transition-timing-function: ease, ease;
    transition-duration: var(--btcpay-transition-duration-fast), var(--btcpay-transition-duration-fast);
}

#StoreSelectorToggle .logo,
#StoreSelectorToggle .icon {
    width: 1.5rem;
    height: 1.5rem;
    /* Fixes seemingly delayed icon animation */
    -webkit-transition-duration: 0.05s, var(--btcpay-transition-duration-fast);
}

#StoreSelectorToggle .logo,
#StoreSelectorToggle .icon.icon-store {
    margin-right: var(--btcpay-space-s);
}

#StoreSelectorToggle .logo {
    border-radius: 50%;
}

#StoreSelectorToggle .icon.icon-caret-down {
    margin-left: auto;
    color: var(--btcpay-body-text-muted);
}

#StoreSelectorToggle span {
    margin-right: var(--btcpay-space-xs);
    overflow: hidden;
    text-overflow: ellipsis;
}

#StoreSelectorToggle:hover,
#StoreSelectorToggle:focus,
#StoreSelectorToggle:hover .icon,
#StoreSelectorToggle:focus .icon {
    color: var(--btcpay-header-link-accent);
}

#StoreSelectorMenu {
    min-width: 100%;
    max-height: calc(100vh - var(--header-height));
    overflow-y: scroll;
}

/* Logo */
#mainMenuHead .main-logo {
    display: inline-block;
    height: 2rem;
}

@media (max-width: 575px) {
    #mainMenuHead .main-logo-custom {
        max-width: 25vw;
    }

    #mainMenuHead .main-logo-btcpay {
        width: 1.125rem;
    }

    #mainMenuHead .main-logo-btcpay .main-logo-btcpay--large {
        display: none;
    }
}

@media (min-width: 576px) {
    #mainMenuHead .main-logo-custom {
        max-width: 10.5rem;
    }

    #mainMenuHead .main-logo-btcpay {
        width: 4.625rem;
    }

    #mainMenuHead .main-logo-btcpay .main-logo-btcpay--small {
        display: none;
    }
}

/* Theme Switch */
#mainNav .btcpay-theme-switch {
    width: 100%;
    justify-content: space-between;
}

#mainNav .btcpay-theme-switch svg {
    order: 1;
    margin: 0 !important;
}

#mainNav .btcpay-theme-switch span {
    order: 0;
    margin: 0;
}

.btcpay-theme-switch {
    display: inline-flex;
    align-items: center;
    background: none;
    cursor: pointer;
    border: 0;
}

.btcpay-theme-switch svg {
    height: 1rem;
    width: 1rem;
}

.btcpay-theme-switch svg ~ span {
    margin-left: var(--btcpay-space-xs);
}

.btcpay-theme-switch path {
    stroke-width: .5px;
    fill: currentColor;
}

.btcpay-theme-switch:hover .btcpay-theme-switch-light,
.btcpay-theme-switch:hover .btcpay-theme-switch-dark {
    fill: currentColor;
}

.btcpay-theme-switch-dark {
    stroke: currentColor;
}

:root[data-btcpay-theme="dark"] .btcpay-theme-switch-dark {
    display: none;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-btcpay-theme="dark"]) .btcpay-theme-switch-dark {
        display: inline-block;
    }
}

.btcpay-theme-switch-light {
    display: none;
}

:root[data-btcpay-theme="dark"] .btcpay-theme-switch-light {
    display: inline-block;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-btcpay-theme="light"]) .btcpay-theme-switch-light {
        display: inline-block;
    }
}

/* Notifications */
#Notifications {
    flex: 0 0 var(--button-width);
}

#NotificationsBadge {
    position: absolute;
    top: 0;
    right: 0;
    min-width: 1.75em;
}

#NotificationsHandle svg {
    width: 1.25rem;
    height: 1.25rem;
    color: var(--btcpay-header-link);
}

#NotificationsHandle:hover svg {
    color: var(--btcpay-header-link-accent);
}

#NotificationsDropdown {
    border: 0;
    border-radius: var(--btcpay-border-radius-l);
    background-color: var(--btcpay-body-bg);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 16%);
    padding: 0;
    z-index: 2000;
    top: var(--btcpay-space-xs) !important;
    border: 1px solid var(--btcpay-body-border-medium);
}

#NotificationsList svg {
    width: 1.5rem;
    height: 1.5rem;
}

/* Section Navigation / Subnav */
#SectionNav {
    --border-size: 2px;
    margin-bottom: var(--btcpay-space-l);
    border-bottom: var(--border-size) solid var(--btcpay-body-border-light);
}

#SectionNav .nav {
    margin-bottom: calc(var(--border-size) * -1);
}

#SectionNav .nav-link {
    color: var(--btcpay-nav-link);
    border-bottom: var(--border-size) solid transparent;
    padding: var(--btcpay-space-m) 0;
    font-weight: var(--btcpay-font-weight-semibold);
    white-space: nowrap;
}

#SectionNav .nav-link:last-child {
    margin-right: 0;
}

#SectionNav .nav-link:hover {
    color: var(--btcpay-nav-link-accent);
}

#SectionNav .nav-link.active {
    color: var(--btcpay-nav-link-active);
    border-bottom-color: var(--btcpay-nav-border-active);
    background: var(--btcpay-nav-bg-active);
}

/* Sticky Header: The <div class="sticky-header-setup"></div> needs to be included once
   before the first sticky-header on the page. The sticky-header has a padding-top so
   that it does not scroll underneath the fixed header on mobile. The sticky-header-setup
   negates that padding with a negative margin, so that everything fits in the end. */
.sticky-header-setup {
    margin-top: calc(var(--content-padding-top) * -1);
}

.sticky-header {
    position: -webkit-sticky;
    position: sticky;
    top: 0;
    z-index: 1020;
    background: var(--btcpay-body-bg);
    /* pull it out of the content padding and adjust its inner padding to make up for that space */
    margin-left: calc(var(--content-padding-horizontal) * -1);
    margin-right: calc(var(--content-padding-horizontal) * -1);
    padding: var(--content-padding-top) var(--content-padding-horizontal) var(--btcpay-space-l);
}

.sticky-header #SectionNav {
    margin-bottom: calc(var(--btcpay-space-l) * -1);
}

/* Footer */
.btcpay-footer {
    font-size: var(--btcpay-font-size-s);
    overflow: hidden;
    padding: 0 var(--content-padding-horizontal) 1rem;
    color: var(--btcpay-footer-text);
    background: var(--btcpay-footer-bg);
}

.btcpay-footer a,
.btcpay-footer button {
    display: flex;
    align-items: center;
    gap: var(--btcpay-space-s);
    color: var(--btcpay-footer-link);
    font-size: var(--btcpay-font-size-s);
    text-decoration: none;
    padding: 0;
}

.btcpay-footer a:focus,
.btcpay-footer a:hover,
.btcpay-footer button:focus,
.btcpay-footer button:hover {
    color: var(--btcpay-footer-link-accent);
}

.btcpay-footer [data-clipboard-hover]::before {
    top: .125rem;
}

@media (max-width: 991px) {
    :root {
        --header-height: var(--mobile-header-height);
        --content-padding-top: calc(var(--header-height) + var(--btcpay-space-m));
        --content-padding-bottom: var(--btcpay-space-xl);
        --content-padding-horizontal: var(--btcpay-space-m);

        /* Prevent anchors from disappearing underneath the fixed header */
        scroll-padding: var(--content-padding-top);
    }
    
    #mainMenu {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        border-bottom: var(--menu-border);
    }

    #mainMenuHead  {
        padding: var(--btcpay-space-s) var(--btcpay-space-m);
    }

    #mainNav {
        position: fixed;
        top: var(--mobile-header-height);
        bottom: 0;
        left: 0;
        width: var(--sidebar-width);
        z-index: 1045;
        border-right: var(--menu-border);
        color: var(--btcpay-body-text);
        background-color: inherit;
        background-clip: padding-box;
        outline: 0;
        transform: translateX(-100%);
        transition: transform var(--btcpay-transition-duration-fast) ease-in-out;
        /* Fixes https://github.com/btcpayserver/btcpayserver/issues/3807 */
        height: calc(100vh - var(--mobile-header-height)); /* This line is a fallback for browsers which don't support "fill-available" */
        height: -moz-available;
        height: -webkit-fill-available;
        height: fill-available;
        /* Since we can't do "calc(fill-available - var(--mobile-header-height));" I'm using "padding-bottom" instead */
        padding-bottom: var(--mobile-header-height);
        /* END FIX */
    }

    #mainNav.show {
        transform: none;
    }

    .offcanvas-backdrop {
        top: var(--mobile-header-height);
        transition-duration: var(--btcpay-transition-duration-fast);
    }

    .offcanvas-backdrop.show {
        opacity: 0.8;
    }

    #StoreSelector {
        margin: 0 auto;
        max-width: 60vw;
    }
    
    #Notifications {
        margin-left: var(--btcpay-space-s);
    }

    #mainMenuToggle {
        --line-thickness: 2px;
        --transition-easing: ease-in-out;
        --transition-duration: var(--btcpay-transition-duration-fast);

        flex: 0 0 var(--button-width);
        margin-right: var(--btcpay-space-s);
        margin-left: calc(var(--button-padding) * -1);
    }

    #mainMenuToggle span {
        position: relative;
        display: inline-block;
        width: calc(var(--button-width) - var(--button-padding) * 2);
        height: calc(var(--button-height) - (var(--button-padding) * 2) - (var(--line-thickness) * 4));
        border-top: var(--line-thickness) solid;
        border-bottom: var(--line-thickness) solid;
        color: var(--btcpay-body-text-muted);
        font-size: 0;
        transition: all var(--transition-duration) var(--transition-easing);
    }

    #mainMenuToggle span:before,
    #mainMenuToggle span:after {
        position: absolute;
        display: block;
        content: '';
        width: 100%;
        height: var(--line-thickness);
        top: 50%;
        left: 50%;
        background: currentColor;
        transform: translate(-50%, -50%);
        transition: transform var(--transition-duration) var(--transition-easing);
    }

    #mainMenuToggle:hover span {
        color: var(--btcpay-header-text);
    }

    #mainMenuToggle[aria-expanded="true"] span {
        border-color: transparent;
    }

    #mainMenuToggle[aria-expanded="true"] span:before {
        transform: translate(-50%, -50%) rotate(45deg);
    }

    #mainMenuToggle[aria-expanded="true"] span:after {
        transform: translate(-50%, -50%) rotate(-45deg);
    }

    #SectionNav {
        --scroll-indicator-spacing: var(--btcpay-space-m);
        position: relative;
    }

    #SectionNav .nav {
        --btcpay-scrollbar-width: none;
        --btcpay-scrollbar-color: transparent;

        flex-wrap: nowrap;
        overflow: auto visible;
        -webkit-overflow-scrolling: touch;
        margin-left: calc(var(--scroll-indicator-spacing) * -1);
        margin-right: calc(var(--scroll-indicator-spacing) * -1);
        padding: 0 var(--scroll-indicator-spacing);
    }

    #SectionNav .nav::-webkit-scrollbar {
        display: none;
    }

    /* Horizontal scroll indicators */
    #SectionNav:before,
    #SectionNav:after {
        content: '';
        position: absolute;
        top: 0;
        bottom: calc(var(--border-size) * -1);
        width: var(--btcpay-space-m);
    }

    #SectionNav:before {
        background-image: linear-gradient(to right, var(--btcpay-body-bg), rgba(var(--btcpay-body-bg-rgb), 0));
        left: calc(var(--scroll-indicator-spacing) * -1);
    }

    #SectionNav:after {
        background-image: linear-gradient(to left, var(--btcpay-body-bg), rgba(var(--btcpay-body-bg-rgb), 0));
        right: calc(var(--scroll-indicator-spacing) * -1);
    }

    #SectionNav .nav-link {
        margin-right: 1.5rem;
        border-bottom-color: var(--btcpay-body-border-light);
    }
}

@media (min-width: 992px) {
    :root {
        --header-height: var(--desktop-header-height);
        --content-padding-top: 5rem;
        --content-padding-bottom: 5rem;
        --content-padding-horizontal: 5rem;
    }
    
    #mainMenu {
        position: fixed;
        top: 0;
        bottom: 0;
        left: 0;
        width: var(--sidebar-width);
        height: 100vh;
        border-right: var(--menu-border);
    }

    #mainMenuHead {
        flex-wrap: wrap;
        padding: var(--btcpay-space-m) 1.5rem;
    }

    #Notifications {
        order: 1;
        margin-left: auto;
    }

    #StoreSelector {
        order: 2;
        margin-top: var(--btcpay-space-m);
        /* Make sure we are actually taking up all of the space or else you end up with this: https://github.com/btcpayserver/btcpayserver/issues/3972 */
        min-width: 100%;
    }
    
    #mainMenuToggle,
    .offcanvas-backdrop {
        display: none !important;
    }

    #NotificationsDropdown {
        inset: calc(var(--button-height) * -1 - var(--btcpay-space-s)) auto auto calc(var(--button-width) + var(--btcpay-space-s)) !important;
        width: 400px;
    }

    #mainContent {
        margin-left: var(--sidebar-width);
    }

    #mainContent pre {
        max-width: calc(100vw - var(--sidebar-width) - (2 * var(--btcpay-space-xl)) - 1rem); /* 1rem for scrollbar */
    }

    #mainContent > section {
        margin: 0;
        max-width: none;
    }

    #SectionNav .nav {
        margin-top: calc(var(--btcpay-space-m) * -1);
    }

    #SectionNav .nav {
        border-bottom: var(--border-size) solid var(--btcpay-body-border-light);
    }

    #SectionNav .nav-link {
        margin-top: var(--btcpay-space-s);
        margin-right: var(--btcpay-space-l);
        margin-bottom: calc(var(--border-size) * -1);
    }
}

@media (min-width: 992px) and (max-height: 799px) {
    :root {
        --content-padding-top: 1.25rem;
    }
}

@media (max-width: 449px) {
    #StoreSelector {
        max-width: 40vw;
        flex-shrink: 1;
    }

    #StoreSelectorToggle .icon.icon-store {
        display: none;
    }
}