@font-face {
    font-family: 'Rampart One';
    src: url('/font/rampart/subset-RampartOne-Regular-3ba46102f011158deddf80bc71ce7c10.woff2') format('woff2');
    font-display: swap;
}

:root {
    --tt-navbar-height: 3.25rem;
    --tt-sidebar-offset: var(--tt-navbar-height);
}

#navbar {
    position: relative;
    z-index: 80;
    --nav-ink-strong: rgba(0, 0, 0, 0.85);
    --nav-ink-outline: rgba(0, 0, 0, 0.65);
    --nav-hover-bg: rgba(0, 0, 0, 0.045);
    --nav-active-bg: rgba(0, 0, 0, 0.055);
    --nav-radius: 14px;
    --nav-radius-lg: 16px;
    background: color-mix(in srgb, var(--text-section-bg) 40%, #ffffff);
    border-bottom: 2px solid var(--nav-ink-strong);
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
}

#navbar .navbar-brand {
    align-items: center;
}

#navbar .navbar-brand .nav-course-map-item {
    align-items: center;
    padding: 0.35rem 0.25rem;
}

#navbar .navbar-brand .nav-course-map-mobile {
    display: none;
}

#navbar .navbar-item,
#navbar .navbar-link {
    border-radius: var(--nav-radius);
}

#navbar .navbar-item:focus-visible,
#navbar .navbar-link:focus-visible,
#navbar a.button:focus-visible,
#navbar button.button:focus-visible {
    outline: 3px solid var(--nav-ink-outline);
    outline-offset: 2px;
}

#navbar .navbar-item:hover,
#navbar .navbar-link:hover {
    background: transparent;
}

#navbar .navbar-burger {
    border-radius: 14px;
}

#navbar .navbar-burger:hover {
    background: var(--nav-hover-bg);
}

#navbar .navbar-burger:focus-visible {
    outline: 3px solid var(--nav-ink-outline);
    outline-offset: 2px;
}

#navbar .navbar-item.has-dropdown.is-active > .navbar-link,
#navbar .navbar-item.has-dropdown.is-active > #dropdown-menu-link {
    background: var(--nav-active-bg);
}

.nav-brand-title {
    padding-left: 0.55rem;
    padding-right: 0.75rem;
}

.nav-brand-text {
    /* Keep brand text consistent with the site's base typography. */
    font-family: Montserrat, sans-serif;
    font-weight: 800;
    font-size: 1.05rem;
    letter-spacing: 0.01em;
    color: #1f1300;
}

@media screen and (min-width: 1408px) {
    :root {
        --tt-navbar-height: 4.25rem;
    }

    #navbar {
        min-height: 4.25rem;
    }

    #navbar .navbar-start {
        gap: 0.35rem;
    }
}

.progress.custom-width {
    width: 200px;
}

.progress.is-bright-green {
    background-color: #e6f6e7;
    border-radius: 999px;
    border: 2px solid #363636;
    box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.75);
}

.progress.is-bright-green::-webkit-progress-bar {
    background-color: #e6f6e7;
}

.progress.is-bright-green::-webkit-progress-value {
    background-color: #3db147;
}

.progress.is-bright-green::-moz-progress-bar {
    background-color: #3db147;
}

.progress.is-bright-green::-ms-fill {
    background-color: #3db147;
}

.level {
    font-family: 'Rampart One', sans-serif;
    font-size: 28px;
    font-weight: bold;
}

#navbar .navbar-item:hover {
    color: inherit;
}

#navbar .navbar-link:hover {
    color: inherit;
}

#navbar .navbar-menu.is-active {
    background: color-mix(in srgb, var(--text-section-bg) 40%, #ffffff);
    border-top: 2px solid rgba(0, 0, 0, 0.12);
    padding-top: 0.35rem;
    padding-bottom: 0.6rem;
}

#navbar .nav-more-menu {
    align-items: center;
    position: relative;
}

#navbar .nav-more-trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    min-width: 58px;
    min-height: 44px;
    padding: 0.35rem 0.75rem;
    border: 2px solid rgba(0, 0, 0, 0.28);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.48);
    color: #1f1300;
    transition: background-color 0.18s ease-out, border-color 0.18s ease-out, box-shadow 0.18s ease-out, transform 0.18s ease-out;
}

#navbar .nav-more-trigger::after {
    display: none;
}

#navbar .nav-more-trigger-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
}

#navbar .nav-more-trigger-icon i {
    font-size: 1rem;
    line-height: 1;
}

#navbar .nav-more-chevron {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.72rem;
    transition: transform 0.18s ease-out;
}

#navbar .nav-more-menu:hover > .nav-more-trigger .nav-more-chevron,
#navbar .nav-more-menu:focus-within > .nav-more-trigger .nav-more-chevron,
#navbar .nav-more-menu.is-active > .nav-more-trigger .nav-more-chevron {
    transform: rotate(180deg);
}

#navbar .nav-more-menu:hover > .nav-more-trigger,
#navbar .navbar-item.has-dropdown.nav-more-menu.is-active > .nav-more-trigger,
#navbar .nav-more-menu.is-active > .nav-more-trigger,
#navbar .nav-more-trigger:focus {
    background: rgba(255, 255, 255, 0.78);
    border-color: rgba(0, 0, 0, 0.82);
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.2);
    color: #1f1300;
}

#navbar .nav-more-trigger:active {
    transform: translateY(1px);
    box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.2);
}

#navbar .nav-more-dropdown {
    border: 2px solid var(--nav-ink-strong);
    border-radius: 8px;
    background:
            linear-gradient(135deg, rgba(255, 255, 255, 0.98), color-mix(in srgb, var(--text-section-bg) 18%, #ffffff));
    padding: 0.65rem;
    overflow: visible;
}

#navbar .nav-dropdown-group {
    display: grid;
    gap: 0.2rem;
}

#navbar .navbar-divider {
    height: 2px;
    margin: 0.55rem 0.35rem;
    background: rgba(0, 0, 0, 0.12);
}

#navbar .nav-dropdown-item {
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr);
    align-items: center;
    gap: 0.72rem;
    min-height: 44px;
    padding: 0.45rem 0.65rem;
    border-radius: 8px;
    color: #241b11;
    font-size: 0.96rem;
    font-weight: 750;
    line-height: 1.25;
    white-space: normal;
    transition: background-color 0.16s ease-out, color 0.16s ease-out, transform 0.16s ease-out;
}

#navbar .nav-dropdown-submenu {
    position: relative;
}

#navbar .nav-submenu-trigger {
    width: 100%;
    grid-template-columns: 34px minmax(0, 1fr) 18px;
    border: 0;
    background: transparent;
    text-align: left;
    font-family: inherit;
    cursor: pointer;
}

#navbar .nav-submenu-chevron {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    justify-self: end;
    color: rgba(36, 27, 17, 0.72);
    font-size: 0.76rem;
    transition: transform 0.16s ease-out;
}

#navbar .nav-submenu-dropdown {
    display: grid;
    gap: 0.2rem;
    padding: 0.5rem;
    border: 2px solid var(--nav-ink-strong);
    border-radius: 8px;
    background:
            linear-gradient(135deg, rgba(255, 255, 255, 0.98), color-mix(in srgb, var(--text-section-bg) 18%, #ffffff));
}

#navbar .nav-dropdown-item:hover,
#navbar .nav-dropdown-item:focus,
#navbar .nav-dropdown-submenu:hover > .nav-submenu-trigger,
#navbar .nav-dropdown-submenu:focus-within > .nav-submenu-trigger,
#navbar .nav-dropdown-submenu.is-active > .nav-submenu-trigger {
    background: color-mix(in srgb, var(--text-section-bg) 38%, #ffffff);
    color: #0f0f0f;
    transform: translateX(2px);
}

#navbar .nav-dropdown-item:focus-visible {
    outline: 3px solid var(--nav-ink-outline);
    outline-offset: 1px;
}

#navbar .nav-dropdown-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 2px solid rgba(0, 0, 0, 0.82);
    border-radius: 8px;
    color: #1f1300;
    box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.2);
}

#navbar .nav-dropdown-icon i {
    font-size: 0.9rem;
    line-height: 1;
}

#navbar .nav-icon-amber {
    background: #ffe78e;
}

#navbar .nav-icon-blue {
    background: #97d0ff;
}

#navbar .nav-icon-green {
    background: #99e399;
}

#navbar .nav-icon-violet {
    background: #b497ff;
}

#navbar .nav-icon-rose {
    background: #fa97aa;
}

#navbar .nav-icon-slate {
    background: #dedddd;
}

@media screen and (min-width: 1408px) {
    #navbar .nav-more-menu::after {
        content: "";
        position: absolute;
        top: 100%;
        left: 0;
        width: min(22rem, calc(100vw - 2rem));
        height: 0.65rem;
        z-index: 1;
        pointer-events: none;
    }

    #navbar .nav-more-menu:hover::after,
    #navbar .nav-more-menu:focus-within::after,
    #navbar .nav-more-menu.is-active::after {
        pointer-events: auto;
    }

    #navbar .nav-more-dropdown {
        display: block;
        top: calc(100% + 0.55rem);
        left: 0;
        min-width: 19rem;
        max-width: min(22rem, calc(100vw - 2rem));
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        z-index: 2;
        transform: translateY(8px);
        box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.2), 0 18px 34px rgba(0, 0, 0, 0.14);
        transition: opacity 0.18s ease-out, transform 0.18s ease-out, visibility 0.18s ease-out;
    }

    #navbar .nav-more-dropdown::before {
        content: "";
        position: absolute;
        top: -8px;
        left: 24px;
        width: 14px;
        height: 14px;
        background: rgba(255, 255, 255, 0.98);
        border-top: 2px solid var(--nav-ink-strong);
        border-left: 2px solid var(--nav-ink-strong);
        transform: rotate(45deg);
    }

    #navbar .nav-more-menu:hover > .nav-more-dropdown,
    #navbar .nav-more-menu:focus-within > .nav-more-dropdown,
    #navbar .nav-more-menu.is-active > .nav-more-dropdown {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: translateY(0);
    }

    #navbar .nav-dropdown-submenu::after {
        content: "";
        position: absolute;
        top: 0;
        left: 100%;
        width: 0.65rem;
        height: 100%;
        pointer-events: none;
    }

    #navbar .nav-dropdown-submenu:hover::after,
    #navbar .nav-dropdown-submenu:focus-within::after,
    #navbar .nav-dropdown-submenu.is-active::after {
        pointer-events: auto;
    }

    #navbar .nav-submenu-dropdown {
        position: absolute;
        top: 0;
        left: calc(100% + 0.55rem);
        min-width: 20rem;
        max-width: min(22rem, calc(100vw - 2rem));
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        z-index: 3;
        transform: translateX(-8px);
        box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.2), 0 18px 34px rgba(0, 0, 0, 0.14);
        transition: opacity 0.18s ease-out, transform 0.18s ease-out, visibility 0.18s ease-out;
    }

    #navbar .nav-submenu-dropdown::before {
        content: "";
        position: absolute;
        top: 15px;
        left: -8px;
        width: 14px;
        height: 14px;
        background: rgba(255, 255, 255, 0.98);
        border-bottom: 2px solid var(--nav-ink-strong);
        border-left: 2px solid var(--nav-ink-strong);
        transform: rotate(45deg);
    }

    #navbar .nav-dropdown-submenu:hover > .nav-submenu-dropdown,
    #navbar .nav-dropdown-submenu:focus-within > .nav-submenu-dropdown,
    #navbar .nav-dropdown-submenu.is-active > .nav-submenu-dropdown {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: translateX(0);
    }
}

#navbar .navbar-end .buttons {
    gap: 0.55rem;
}

#navbar .navbar-end .buttons .button {
    border: 2px solid var(--nav-ink-strong);
    border-radius: var(--nav-radius);
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.22);
    font-weight: 800;
    transition: transform 0.18s ease-out, box-shadow 0.18s ease-out, background-color 0.18s ease-out;
}

#navbar .navbar-end .buttons .button:hover {
    transform: translateY(-1px);
    box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.22);
}

#navbar .navbar-end .buttons .button:active {
    transform: translateY(0);
    box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.22);
}

#navbar .navbar-end .buttons .button.is-light {
    background: rgba(255, 255, 255, 0.75);
    color: #1f1300;
}

#navbar .navbar-end .buttons .button.is-dark {
    background: #1f1f1f;
    color: #ffffff;
    border-color: #000000;
}

#navbar .navbar-end .buttons .button.button-premium {
    border-color: #000000;
}

.nav-course-map-item[hidden] {
    display: none !important;
}

#navbar .nav-course-map-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    min-height: 42px;
    padding: 0.55rem 0.85rem;
    border: 2px solid var(--nav-ink-strong);
    border-radius: 999px;
    background: #ffffff;
    color: #1f1300;
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.22);
    font-weight: 850;
    line-height: 1.1;
    transition: transform 0.18s ease-out, box-shadow 0.18s ease-out, background-color 0.18s ease-out;
}

#navbar .nav-course-map-button:hover,
#navbar .nav-course-map-button:focus {
    background: rgba(255, 255, 255, 0.84);
    color: #1f1300;
    transform: translateY(-1px);
    box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.22);
}

#navbar .nav-course-map-button:active,
#navbar .nav-course-map-button[aria-expanded="true"] {
    transform: translateY(0);
    box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.22);
}

#navbar .nav-course-map-button[aria-expanded="true"] {
    background: #f9a826;
}

.nav-course-map-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1rem;
    height: 1rem;
}

.avatar-progress-level {
    display: flex;
    align-items: center;
    gap: 0.9rem;
}

.avatar-progress-link {
    text-decoration: none;
    color: inherit;
}

.avatar-progress-link:hover {
    color: inherit;
}

.avatar-progress-level img {
    object-fit: contain;
}

.progress-container {
    position: relative;
}

.level-container {
    margin-left: 0.5rem;
}

.progress-hover-wrapper {
    position: relative;
    display: inline-block;
}

.progress-hover-wrapper:hover::before {
    content: attr(data-hover) '%';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-size: 12px;
    font-weight: bold;
    text-align: center;
    width: 100%;
    pointer-events: none;
}

.color-selector {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.2rem 0.55rem 0.55rem 3.35rem;
}

.nav-color-title {
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr);
    align-items: center;
    gap: 0.72rem;
    min-height: 40px;
    padding: 0.35rem 0.65rem 0.15rem;
    color: #241b11;
    font-size: 0.94rem;
    font-weight: 750;
    line-height: 1.2;
}

.color-option:focus-visible {
    outline: 3px solid rgba(0, 0, 0, 0.65);
    outline-offset: 2px;
}

.color-option {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.35);
    cursor: pointer;
    transition: transform 0.16s ease-out, box-shadow 0.16s ease-out;
}

.color-option:hover,
.color-option:focus {
    transform: translateY(-1px);
}

.color-option.is-active {
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.18), 2px 2px 0 rgba(0, 0, 0, 0.35);
}

.color-option[data-color="#fde3ab"] {
    background-color: #fde3ab;
}

.color-option[data-color="#cbe1fd"] {
    background-color: #cbe1fd;
}

.color-option[data-color="#bde7d8"] {
    background-color: #bde7d8;
}

.color-option[data-color="#efdaef"] {
    background-color: #efdaef;
}

.color-option[data-color="#dedddd"] {
    background-color: #dedddd;
}

.lang-toggle {
    box-sizing: border-box;
    display: flex;
    align-items: center;
    gap: 2px;
    background: rgba(0, 0, 0, 0.48);
    border-radius: 50px;
    transition: background 0.3s, box-shadow 0.3s;
    backdrop-filter: blur(8px);
    border: 2px solid rgba(0, 0, 0, 0.55);
    height: 38px;
    padding: 2px;
}

#navbar .navbar-item-lang {
    display: inline-flex;
    flex-grow: 0;
    width: fit-content;
}

.lang-option {
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: rgba(255, 255, 255, 0.72);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin: 0;
    min-width: 48px;
    height: 30px;
    padding: 0 8px;
    transition: background 0.2s ease-in-out, color 0.2s ease-in-out;
}

.lang-option:focus-visible {
    outline: 2px solid #485fc7;
    outline-offset: 2px;
}

.lang-option.is-active {
    background: var(--text-section-bg, #fde3ab);
    color: #1f1300;
    box-shadow: inset 2px 2px 4px rgba(0, 0, 0, 0.12),
    inset -2px -2px 4px rgba(255, 255, 255, 0.8),
    0 3px 6px rgba(0, 0, 0, 0.1);
}

.lang-flag-img {
    border-radius: 2px;
    width: 20px;
    height: 14px;
    filter: grayscale(1) contrast(1.05);
    opacity: 0.55;
}

.lang-option.is-active .lang-flag-img {
    opacity: 0.95;
    filter: grayscale(0) contrast(1);
}

.lang-code {
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.08em;
}

/* SIDEBAR STYLE START */
.sidenav {
    --sb-bg: #171717;
    --sb-panel: #242424;
    --sb-panel-strong: #303030;
    --sb-border: rgba(255, 255, 255, 0.13);
    --sb-muted: rgba(255, 255, 255, 0.68);
    --sb-ink: #ffffff;
    --sb-accent: #f9a826;
    --sb-green: #7bd88f;
    --sb-blue: #8cc8ff;
    --sb-red: #ffb1a6;
    height: calc(100dvh - var(--tt-sidebar-offset));
    width: 0;
    position: fixed;
    z-index: 70;
    top: var(--tt-sidebar-offset);
    left: 0;
    display: flex;
    flex-direction: column;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0)),
        var(--sb-bg);
    color: var(--sb-ink);
    overflow-x: hidden;
    transition: width 0.18s ease;
    box-shadow: 8px 0 28px rgba(0, 0, 0, 0.32);
}

.sidenav.is-open {
    width: 372px;
}

.sidenav a {
    color: inherit;
    text-decoration: none;
}

.sidenav a:focus-visible,
.sidenav button:focus-visible {
    outline: 3px solid rgba(249, 168, 38, 0.7);
    outline-offset: 2px;
}

.sidenav a:hover {
    color: inherit;
}

main {
    transition: margin-left 0.18s ease;
}

main.is-sidebar-open {
    margin-left: 372px;
}

.sb-backdrop {
    position: fixed;
    inset: var(--tt-sidebar-offset) 0 0;
    z-index: 69;
    display: none;
    border: 0;
    background: rgba(0, 0, 0, 0.45);
    cursor: pointer;
}

.sb-backdrop.is-open {
    display: none;
}

.sb-header {
    flex: 0 0 auto;
    min-width: 372px;
    padding: 18px 18px 14px;
    border-bottom: 1px solid var(--sb-border);
    background: color-mix(in srgb, var(--sb-bg) 88%, #000000);
}

.sb-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.sb-title-row h2 {
    margin: 0;
    color: var(--sb-ink);
    font-size: 1.16rem;
    font-weight: 900;
    line-height: 1.2;
}

#sbPercentBadge {
    min-width: 52px;
    padding: 5px 8px;
    border-radius: 8px;
    background: rgba(249, 168, 38, 0.14);
    color: var(--sb-accent);
    font-size: 0.82rem;
    font-weight: 900;
    text-align: center;
}

.sb-progress-text {
    margin: 8px 0 10px;
    color: var(--sb-muted);
    font-size: 0.92rem;
}

.sb-progress-track {
    height: 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
    overflow: hidden;
}

.sb-progress-track span {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--sb-accent), var(--sb-green));
    transition: width 0.18s ease;
}

.sb-continue {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-top: 14px;
    padding: 12px;
    border-radius: 8px;
    background: var(--sb-accent);
    color: #171717;
    font-weight: 900;
}

.sb-continue span {
    display: grid;
    gap: 2px;
    min-width: 0;
}

.sb-continue strong {
    font-size: 0.88rem;
    font-weight: 700;
    line-height: 1.25;
}

.sb-scroll {
    flex: 1 1 auto;
    min-width: 372px;
    overflow-y: auto;
    padding: 14px 14px 18px;
}

.sb-stage {
    margin-bottom: 10px;
}

.sb-stage-trigger {
    width: 100%;
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr) 18px;
    align-items: center;
    gap: 10px;
    padding: 10px;
    border: 1px solid var(--sb-border);
    border-radius: 8px;
    background: var(--sb-panel);
    color: var(--sb-ink);
    font: inherit;
    text-align: left;
    cursor: pointer;
}

.sb-stage.is-current-stage > .sb-stage-trigger {
    border-color: rgba(249, 168, 38, 0.72);
    background: color-mix(in srgb, var(--sb-panel) 80%, var(--sb-accent));
}

.sb-stage.is-complete > .sb-stage-trigger {
    border-color: rgba(123, 216, 143, 0.5);
}

.sb-stage-number {
    display: inline-grid;
    width: 34px;
    height: 34px;
    place-items: center;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.09);
    color: var(--sb-accent);
    font-weight: 900;
}

.sb-stage-copy {
    min-width: 0;
    display: grid;
    gap: 2px;
}

.sb-stage-title {
    font-weight: 900;
    line-height: 1.2;
}

.sb-continue strong,
.sb-stage-title,
.sb-topic-title,
.sb-resource-card span {
    overflow-wrap: anywhere;
    hyphens: auto;
    white-space: normal;
}

.sb-stage-progress {
    color: var(--sb-muted);
    font-size: 0.8rem;
    font-weight: 800;
}

.sb-stage-trigger .fa-chevron-down {
    transition: transform 0.18s ease;
}

.sb-stage.is-open > .sb-stage-trigger .fa-chevron-down {
    transform: rotate(180deg);
}

.sb-stage-body {
    display: none;
    padding: 8px 0 0;
}

.sb-stage.is-open > .sb-stage-body {
    display: grid;
    gap: 8px;
}

.sb-topic-card {
    position: relative;
    border: 1px solid var(--sb-border);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.045);
    overflow: hidden;
}

.sb-topic-card.is-current {
    border-color: rgba(140, 200, 255, 0.85);
    background: rgba(140, 200, 255, 0.12);
}

.sb-topic-card.is-next {
    border-color: rgba(249, 168, 38, 0.75);
}

.sb-topic-card.is-completed {
    border-color: rgba(123, 216, 143, 0.45);
}

.sb-topic-card.is-premium-locked {
    background: rgba(255, 255, 255, 0.03);
}

.sb-topic-check {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    opacity: 0;
    pointer-events: none;
}

.sb-topic-link {
    display: grid;
    gap: 8px;
    padding: 10px 10px 8px;
}

.sb-topic-link:hover {
    background: rgba(255, 255, 255, 0.05);
}

.sb-topic-title {
    color: #ffffff;
    font-size: 0.94rem;
    font-weight: 800;
    line-height: 1.28;
}

.sb-topic-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.sb-chip {
    display: inline-flex;
    align-items: center;
    min-height: 22px;
    padding: 3px 6px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.09);
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.72rem;
    font-weight: 800;
    line-height: 1;
}

.sb-chip.is-free {
    color: var(--sb-green);
}

.sb-chip.is-premium,
.sb-chip-difficulty {
    color: var(--sb-accent);
}

.sb-topic-footer {
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 0 10px 10px;
}

.sb-topic-card.has-sidebar-status .sb-topic-footer {
    display: flex;
}

.sb-status {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    min-width: 0;
    font-size: 0.75rem;
    font-weight: 900;
    line-height: 1.2;
}

.sb-status::before {
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
}

.sb-status.is-done {
    color: var(--sb-green);
}

.sb-status.is-done::before {
    content: "\f00c";
}

.sb-status.is-next {
    color: var(--sb-accent);
}

.sb-status.is-next::before {
    content: "\f061";
}

.sb-resource-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px;
    border: 1px solid var(--sb-border);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.045);
    font-size: 0.92rem;
    font-weight: 800;
}

.sb-resource-card span {
    min-width: 0;
}

.sb-resource-card:hover {
    background: rgba(255, 255, 255, 0.08);
}

@media screen and (max-width: 1023px) {
    .sidenav.is-open {
        width: min(92vw, 372px);
    }

    main.is-sidebar-open {
        margin-left: 0;
    }

    .sb-backdrop.is-open {
        display: block;
    }

}

@media screen and (max-width: 420px) {
    .sb-header,
    .sb-scroll {
        min-width: min(92vw, 372px);
    }

}

/* FOOTER STYLE START */
.site-footer {
    background: color-mix(in srgb, var(--text-section-bg) 55%, #ffffff);
    background:
        radial-gradient(900px 320px at 90% 0%, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0) 72%),
        linear-gradient(
            180deg,
            color-mix(in srgb, var(--text-section-bg) 58%, #ffffff) 0%,
            color-mix(in srgb, var(--text-section-bg) 70%, #ffffff) 100%
        );
    border-top: 2px solid rgba(0, 0, 0, 0.85);
    padding-top: 2.25rem;
    padding-bottom: 2.75rem;
}

.site-footer-inner {
    padding: 0;
}

.site-footer-columns {
    margin: 0;
}

.site-footer .social-links {
    display: flex;
    justify-content: center;
    gap: 0.85rem;
}

.site-footer .a-contact {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 999px;
    border: 2px solid rgba(0, 0, 0, 0.85);
    background: rgba(255, 255, 255, 0.75);
    color: #1f1300;
    box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.22);
    transition: transform 0.18s ease-out, box-shadow 0.18s ease-out, background-color 0.18s ease-out;
}

.site-footer .a-contact:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 7px 7px 0 rgba(0, 0, 0, 0.22);
}

.site-footer .a-contact:active {
    transform: translateY(0);
    box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.22);
}

.site-footer .a-contact:focus-visible {
    outline: 3px solid rgba(0, 0, 0, 0.65);
    outline-offset: 3px;
}

.site-footer .feedback-button {
    border: 2px solid rgba(0, 0, 0, 0.85);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.8);
    color: #1f1300;
    font-weight: 800;
    box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.22);
    padding: 0.85rem 1.15rem;
    transition: transform 0.18s ease-out, box-shadow 0.18s ease-out, background-color 0.18s ease-out;
}

.site-footer .feedback-button:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.22);
}

.site-footer .feedback-button:active {
    transform: translateY(0);
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.22);
}

.site-footer .feedback-button:focus-visible {
    outline: 3px solid rgba(0, 0, 0, 0.65);
    outline-offset: 3px;
}

.site-footer .footer-text {
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    color: rgba(31, 19, 0, 0.7);
}

@media screen and (max-width: 768px) {
    .site-footer-inner {
        padding: 1.05rem 0.95rem;
    }

    .site-footer .feedback-button {
        width: 100%;
        justify-content: center;
    }
}

@media screen and (max-width: 1407px) {
    #navbar {
        display: block;
        min-height: 0;
    }

    #navbar .navbar-brand {
        display: flex;
        align-items: center;
    }

    #navbar .navbar-burger {
        display: flex;
    }

    #navbar .navbar-menu {
        display: none;
        width: 100%;
        box-shadow: none;
    }

    #navbar .navbar-menu.is-active {
        display: block;
    }

    #navbar .navbar-start,
    #navbar .navbar-end {
        display: block;
    }

    #navbar .navbar-start > .navbar-item,
    #navbar .navbar-start > .nav-more-menu {
        margin-right: 0 !important;
    }

    #navbar .nav-course-map-desktop {
        display: none !important;
    }

    #navbar .navbar-brand .nav-course-map-mobile:not([hidden]) {
        display: flex;
        margin-left: auto;
        margin-right: 0.25rem;
        padding: 0.35rem 0;
    }

    #navbar .navbar-brand .nav-course-map-button {
        min-height: 38px;
        padding: 0.45rem 0.62rem;
        border-radius: 999px;
        font-size: 0.86rem;
        white-space: nowrap;
    }

    #navbar .navbar-brand .nav-course-map-icon {
        width: 0.9rem;
        height: 0.9rem;
    }

    #navbar .navbar-brand .navbar-burger {
        margin-left: 0;
    }

    /* On mobile the dropdown is an accordion inside the burger menu. Keep it in-flow:
       no popover shadow/positioning that could overlap other items. */
    #navbar .nav-more-menu {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        padding: 0.5rem 0.75rem;
    }

    #navbar .nav-more-trigger {
        width: auto;
        min-height: 42px;
        justify-content: flex-start;
        border-color: rgba(0, 0, 0, 0.28);
        border-radius: 999px;
        background: rgba(255, 255, 255, 0.58);
    }

    #navbar .nav-more-menu::after {
        display: none;
    }

    #navbar .navbar-item.has-dropdown .nav-more-dropdown {
        display: none;
        position: static;
        width: 100%;
        box-shadow: none;
        min-width: 0;
        max-width: none;
        margin-top: 0.5rem;
        padding: 0.5rem;
        border-radius: 8px;
        background: rgba(255, 255, 255, 0.72);
    }

    #navbar .nav-more-dropdown::before {
        display: none;
    }

    #navbar .navbar-item.has-dropdown.is-active .nav-more-dropdown {
        display: block;
    }

    #navbar .nav-dropdown-item {
        grid-template-columns: 32px minmax(0, 1fr);
        padding: 0.5rem;
    }

    #navbar .nav-dropdown-submenu {
        width: 100%;
    }

    #navbar .nav-submenu-trigger {
        grid-template-columns: 32px minmax(0, 1fr) 18px;
    }

    #navbar .nav-dropdown-submenu.is-active > .nav-submenu-trigger .nav-submenu-chevron {
        transform: rotate(90deg);
    }

    #navbar .nav-submenu-dropdown {
        display: none;
        position: static;
        width: calc(100% - 0.85rem);
        min-width: 0;
        margin-top: 0.25rem;
        margin-left: 0.85rem;
        padding: 0.35rem;
        box-shadow: none;
        background: rgba(255, 255, 255, 0.64);
    }

    #navbar .nav-dropdown-submenu.is-active > .nav-submenu-dropdown {
        display: grid;
    }

    #navbar .navbar-end .buttons .button {
        width: 100%;
        justify-content: center;
    }

    #navbar .navbar-end .buttons > div {
        display: flex;
        flex-direction: column;
        gap: 0.55rem;
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .site-footer .a-contact,
    .site-footer .feedback-button {
        transition: none;
    }

    .site-footer .a-contact:hover,
    .site-footer .feedback-button:hover {
        transform: none;
        box-shadow: inherit;
    }
}