/* Navigation taken from the supplied Qisutu homepage. */
:root {
    --qisutu-petrol: #015068;
    --qisutu-petrol-dark: #003d4f;
    --qisutu-vanilla: #fff7d6;
    --sidebar-expanded: 268px;
    --sidebar-collapsed: 82px;
    --transition: 220ms ease;
}

.q-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 1200;
    width: var(--sidebar-expanded);
    display: flex;
    flex-direction: column;
    overflow: visible;
    background: linear-gradient(180deg, #015068 0%, #00465b 100%);
    color: #ffffff;
    box-shadow: 10px 0 28px rgba(1, 44, 58, 0.14);
    transition: width var(--transition);
}

.q-sidebar-header {
    position: relative;
    min-height: 88px;
    display: flex;
    align-items: center;
    flex: 0 0 auto;
    padding: 14px 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.q-brand {
    min-width: 0;
    width: auto;
    flex: 1 1 auto;
    display: flex;
    align-items: center;
    gap: 13px;
    color: #ffffff;
    text-decoration: none;
}

.q-brand:hover {
    color: #ffffff;
    text-decoration: none;
}

.q-sidebar-github-link, .q-sidebar-youtube-link {
    position: absolute;
    top: 13px;
    width: 30px;
    height: 30px;
    display: inline-grid;
    place-items: center;
    border-radius: 50%;
    color: #ffffff;
    opacity: 0.82;
    transition: background var(--transition), opacity var(--transition), transform var(--transition);
}

.q-sidebar-github-link {
    right: 45px;
    transform: translateY(-3px);
}

.q-sidebar-youtube-link {
    right: 13px;
}

.q-sidebar-github-link:hover, .q-sidebar-github-link:focus-visible, .q-sidebar-youtube-link:hover, .q-sidebar-youtube-link:focus-visible {
    background: rgba(255, 255, 255, 0.14);
    color: #ffffff;
    opacity: 1;
}

.q-sidebar-github-link:hover, .q-sidebar-github-link:focus-visible {
    transform: translateY(-4px);
}

.q-sidebar-youtube-link:hover, .q-sidebar-youtube-link:focus-visible {
    transform: translateY(-1px);
}

.q-sidebar-github-icon, .q-sidebar-youtube-icon {
    width: 25px;
    height: 25px;
    display: block;
}

.q-brand-logo {
    width: 48px;
    height: 48px;
    flex: 0 0 48px;
    object-fit: contain;
    filter: drop-shadow(0 5px 7px rgba(0, 0, 0, 0.18));
}

.q-brand-copy {
    min-width: 0;
    display: grid;
    gap: 4px;
    white-space: nowrap;
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
    transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
}

.q-brand-name {
    font-size: 1.28rem;
    line-height: 1;
    letter-spacing: 0.01em;
}

.q-brand-tagline {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.68rem;
    line-height: 1.2;
}

.q-sidebar-toggle {
    position: absolute;
    /* Align the toggle with the bottom divider of the header instead of vertically centering it in the whole header. */
    top: calc(100% - 1px);
    right: -14px;
    z-index: 10;
    width: 30px;
    height: 30px;
    padding: 0;
    display: inline-grid;
    place-items: center;
    border: 1px solid rgba(1, 80, 104, 0.28);
    border-radius: 50%;
    background: #ffffff;
    color: var(--qisutu-petrol);
    box-shadow: 0 5px 14px rgba(15, 35, 45, 0.2);
    cursor: pointer;
    transform: translateY(-50%);
    transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}

.q-sidebar-toggle:hover {
    background: var(--qisutu-vanilla);
    color: var(--qisutu-petrol-dark);
}

.q-sidebar-toggle-icon {
    display: block;
    margin-top: -2px;
    font-size: 23px;
    line-height: 1;
}

.q-sidebar-nav {
    min-height: 0;
    flex: 1 1 auto;
    padding: 20px 11px 14px;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.28) transparent;
}

.q-nav-list {
    width: 100%;
    min-width: 0;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 7px;
    list-style: none;
}

.q-nav-list > li {
    min-width: 0;
}

.q-nav-link {
    width: 100%;
    min-width: 0;
    max-width: 100%;
    min-height: 40px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 4px 11px;
    overflow: hidden;
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.91);
    font-weight: 750;
    text-decoration: none;
    transition: background var(--transition), color var(--transition);
}

.q-nav-link:hover, .q-nav-link:focus-visible {
    background: rgba(255, 255, 255, 0.11);
    color: #ffffff;
    text-decoration: none;
}

.q-nav-link.active {
    background: #ffffff;
    color: var(--qisutu-petrol);
    box-shadow: 0 7px 18px rgba(0, 35, 48, 0.15);
}

.q-nav-letter {
    width: 34px;
    height: 32px;
    flex: 0 0 34px;
    display: grid;
    place-items: center;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.13);
    font-size: 0.68rem;
    font-weight: 900;
    letter-spacing: 0.02em;
}

.q-nav-link.active .q-nav-letter {
    background: rgba(1, 80, 104, 0.1);
}

.q-nav-text {
    min-width: 0;
    white-space: nowrap;
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
    transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
}

/* Comparison navigation entry. */
.q-nav-comparison {
    cursor: pointer;
}

.q-nav-comparison .q-nav-text {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.q-nav-boxing-gloves {
    width: 32px;
    height: 32px;
    flex: 0 0 32px;
    object-fit: contain;
}

.q-sidebar-meta-anfrage {
    flex: 0 0 auto;
    min-height: 60px;
    display: flex;
    align-items: center;
    gap: 11px;
    margin: 0px 0px 0px;
    padding: 12px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 11px;
    background: rgba(255, 255, 255, 0.07);
}

.q-sidebar-meta {
    flex: 0 0 auto;
    min-height: 60px;
    display: flex;
    align-items: center;
    gap: 11px;
    margin: 8px 11px 14px;
    padding: 12px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 11px;
    background: rgba(255, 255, 255, 0.07);
}

.q-sidebar-meta-mark {
    width: 36px;
    height: 36px;
    flex: 0 0 36px;
    display: grid;
    place-items: center;
    border-radius: 9px;
    background: rgba(255, 255, 255, 0.14);
    font-size: 0.62rem;
    font-weight: 900;
}

.q-sidebar-meta-text {
    white-space: nowrap;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.68rem;
    line-height: 1.4;
    opacity: 1;
    visibility: visible;
    transition: opacity var(--transition), visibility var(--transition);
}

.page {
    min-height: 100vh;
    margin-left: var(--sidebar-expanded);
    display: flex;
    flex-direction: column;
    transition: margin-left var(--transition);
}

body.sidebar-collapsed .q-sidebar {
    width: var(--sidebar-collapsed);
}

body.sidebar-collapsed .page {
    margin-left: var(--sidebar-collapsed);
}

/* In the collapsed state, labels must be removed from the layout completely.
   Merely hiding them with opacity/visibility keeps their nowrap width and lets
   the active navigation item protrude beyond the sidebar. */
body.sidebar-collapsed .q-brand-copy, body.sidebar-collapsed .q-nav-text, body.sidebar-collapsed .q-sidebar-meta-text {
    display: none;
}

body.sidebar-collapsed .q-sidebar-github-link, body.sidebar-collapsed .q-sidebar-youtube-link {
    display: none;
}

body.sidebar-collapsed .q-sidebar-header {
    padding-inline: 11px;
}

body.sidebar-collapsed .q-brand {
    width: 100%;
    justify-content: center;
}

body.sidebar-collapsed .q-brand-logo {
    width: 47px;
    height: 47px;
    flex-basis: 47px;
}

body.sidebar-collapsed .q-sidebar-nav {
    padding-inline: 11px;
}

body.sidebar-collapsed .q-nav-list, body.sidebar-collapsed .q-nav-list > li, body.sidebar-collapsed .q-nav-link {
    width: 100%;
    min-width: 0;
    max-width: 100%;
}

body.sidebar-collapsed .q-nav-list > li {
    overflow: hidden;
}

body.sidebar-collapsed .q-nav-link {
    justify-content: center;
    gap: 0;
    padding-inline: 0;
    background: transparent;
    box-shadow: none;
}

body.sidebar-collapsed .q-nav-link:hover, body.sidebar-collapsed .q-nav-link:focus-visible, body.sidebar-collapsed .q-nav-link.active {
    background: transparent;
    box-shadow: none;
}

body.sidebar-collapsed .q-nav-letter {
    width: 40px;
    height: 32px;
    flex: 0 0 40px;
}

body.sidebar-collapsed .q-nav-link:hover .q-nav-letter, body.sidebar-collapsed .q-nav-link:focus-visible .q-nav-letter {
    background: rgba(255, 255, 255, 0.22);
}

body.sidebar-collapsed .q-nav-link.active .q-nav-letter, body.sidebar-collapsed .q-nav-link.active:hover .q-nav-letter, body.sidebar-collapsed .q-nav-link.active:focus-visible .q-nav-letter {
    background: #ffffff;
    color: var(--qisutu-petrol);
    box-shadow: 0 7px 18px rgba(0, 35, 48, 0.18);
}

body.sidebar-collapsed .q-sidebar-meta {
    display: none;
}

/* Language selector */
.q-language-picker-item {
    margin-top: 2px;
}

.q-language-picker {
    cursor: default;
}

.q-language-icon-wrap {
    padding: 0;
    overflow: hidden;
}

.q-language-globe {
    display: block;
    width: 26px;
    height: 26px;
    object-fit: contain;
}

.q-language-select {
    min-width: 0;
    width: 100%;
    border: 0;
    outline: 0;
    color: inherit;
    background: transparent;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.q-language-select option {
    color: #102638;
    background: #ffffff;
}

body.sidebar-collapsed .q-language-picker {
    justify-content: center;
}

body.sidebar-collapsed .q-language-select {
    position: absolute;
    width: 36px;
    height: 36px;
    opacity: 0;
}

/* Home shortcut beside the sidebar tagline. */
.q-sidebar-home-link {
    position: absolute;
    top: 48px;
    right: 14px;
    width: 28px;
    height: 28px;
    display: inline-grid;
    place-items: center;
    border-radius: 8px;
    color: #ffffff;
    opacity: 0.82;
    transition: background var(--transition), opacity var(--transition), transform var(--transition);
}

.q-sidebar-home-link:hover, .q-sidebar-home-link:focus-visible, .q-sidebar-home-link.active {
    background: rgba(255, 255, 255, 0.14);
    color: #ffffff;
    opacity: 1;
}

.q-sidebar-home-link:hover, .q-sidebar-home-link:focus-visible {
    transform: translateY(-1px);
}

.q-sidebar-home-icon {
    width: 21px;
    height: 21px;
    display: block;
}

body.sidebar-collapsed .q-sidebar-home-link {
    display: none;
}

@media (max-width: 900px) {
    .q-sidebar {
        width: var(--sidebar-collapsed);
    }
    .page {
        margin-left: var(--sidebar-collapsed);
    }
    .q-brand-copy, .q-nav-text, .q-sidebar-meta-text {
        display: none;
    }
    .q-sidebar-header {
        padding-inline: 17px;
    }
    .q-brand, .q-nav-link, .q-sidebar-meta {
        justify-content: center;
    }
    .q-nav-link {
        gap: 0;
        padding-inline: 8px;
    }
    .q-sidebar-toggle, .q-sidebar-github-link, .q-sidebar-youtube-link, .q-sidebar-home-link {
        display: none;
    }
    .q-language-picker {
        justify-content: center;
    }
    .q-language-select {
        position: absolute;
        width: 36px;
        height: 36px;
        opacity: 0;
    }
}

@media (max-width: 720px) {
    :root {
        --sidebar-collapsed: 70px;
    }
    .q-sidebar-header {
        min-height: 76px;
        padding-inline: 11px;
    }
    .q-brand-logo, body.sidebar-collapsed .q-brand-logo {
        width: 44px;
        height: 44px;
        flex-basis: 44px;
    }
    .q-sidebar-nav {
        padding-inline: 8px;
    }
    .q-nav-letter, body.sidebar-collapsed .q-nav-letter {
        width: 36px;
        height: 32px;
        flex-basis: 36px;
    }
    .q-sidebar-meta {
        display: none;
    }
}

@media (max-width: 480px) {
    :root {
        --sidebar-collapsed: 62px;
    }
}

/* Product-specific copy; the shared Qisutu navigation geometry is preserved. */
.q-brand-copy .q-brand-name {
    font-weight: 700;
}

.q-sidebar-home-link {
    text-decoration: none;
}

.q-sidebar-meta-text {
    white-space: normal;
}

.q-language-picker {
    position: relative;
}

.q-language-picker:focus-within {
    outline: 3px solid var(--orange);
    outline-offset: 1px;
}

.q-sidebar .q-brand-logo {
    aspect-ratio: 1;
}

.q-sidebar .q-nav-link {
    font-size: 16px;
}

.q-sidebar .q-nav-list {
    line-height: 1.65;
}

.q-language-picker .q-language-select {
    font-size: 16px;
}

.q-no-script-languages {
    padding: 12px;
    display: grid;
    gap: 8px;
}

.q-no-script-languages a {
    color: white;
    font-size: 14px;
}

@media(max-width:680px) {
    .page {
        margin-left: var(--sidebar-collapsed);
    }
    .topbar .crumb {
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
        font-size: 12px;
    }
    .hero h1 {
        font-size: clamp(28px,7vw,40px);
        letter-spacing: -1px;
    }
    .content {
        padding-inline: 6%;
    }
    .image-top {
        padding-inline: 10px;
        letter-spacing: 0;
    }
}

@media print {
    .q-sidebar {
        display: none;
    }
    .page {
        margin-left: 0;
    }
}