.student-library-document {
    color-scheme: light;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

.student-library-page {
    --sl-page: #eaf3fb;
    --sl-card: #fff;
    --sl-ink: #22303e;
    --sl-muted: #64748b;
    --sl-line: #dce7f0;
    --sl-orange: #f97316;
    --sl-orange-deep: #c2410c;
    --sl-orange-soft: #fff1e4;
    --sl-blue: #2563eb;
    --sl-blue-soft: #e3efff;
    --sl-shadow: 0 3px 12px rgba(30, 64, 100, .06);
    --sl-nav-height: 48px;
    --sl-jumps-height: 76px;
    --sl-course-gap: 12px;
    min-height: 100vh;
    min-height: 100dvh;
    margin: 0;
    color: var(--sl-ink);
    background: var(--sl-page);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 14px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.student-library-page *,
.student-library-page *::before,
.student-library-page *::after {
    box-sizing: border-box;
}

.student-library-page [hidden] {
    display: none !important;
}

.student-library-page :is(a, button, select, [tabindex]):focus-visible {
    outline: 3px solid var(--sl-blue);
    outline-offset: 3px;
}

.student-library-page button,
.student-library-page select {
    font: inherit;
}

.student-library-page button {
    cursor: pointer;
}

.student-library-page button:disabled {
    cursor: wait;
    opacity: .65;
}

/* The page script moves the existing navigation out of its short header. */
.student-library-page > .ys-public-nav {
    position: sticky;
    top: 0;
    z-index: 300;
}

.sl-shell {
    width: min(1180px, calc(100% - 28px));
    margin: 0 auto;
    padding: 16px 0 24px;
}

.sl-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    overflow: hidden;
    border-radius: 14px 14px 0 0;
    color: #fff;
    background: linear-gradient(115deg, #ff9a2e 0%, #f97316 52%, #e85d04 100%);
}

.sl-hero__copy {
    align-self: center;
    padding: 24px 20px;
}

.sl-hero h1 {
    margin: 0 0 14px;
    font-size: clamp(23px, 3.1vw, 36px);
    line-height: 1.5;
    letter-spacing: .01em;
    overflow-wrap: anywhere;
}

.sl-hero h1 em {
    padding: 0 8px 2px;
    border-radius: 6px;
    color: var(--sl-orange-deep);
    background: #fff;
    font-style: normal;
    font-variant-numeric: tabular-nums;
    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;
}

.sl-hero p {
    max-width: 470px;
    margin: 0;
    color: #fff;
    font-size: 14px;
    line-height: 1.8;
}

.sl-hero__image {
    display: none;
    min-width: 0;
    min-height: 0;
}

.sl-hero__image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.sl-stats {
    padding: 14px 8px;
    border: 1px solid var(--sl-line);
    border-top: 0;
    border-radius: 0 0 14px 14px;
    background: var(--sl-card);
    box-shadow: var(--sl-shadow);
}

.sl-stats dl {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 0;
    margin: 0;
}

.sl-stats dl > div {
    display: flex;
    flex: 1 1 50%;
    flex-direction: column-reverse;
    align-items: center;
    gap: 2px;
    padding: 0 6px;
    text-align: center;
}

.sl-stats dt {
    color: var(--sl-muted);
    font-size: 12px;
}

.sl-stats dd {
    margin: 0;
    color: var(--sl-orange-deep);
    font-size: 28px;
    font-weight: 800;
    line-height: 1.25;
    font-variant-numeric: tabular-nums;
}

.sl-ticker {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0 10px;
    margin-top: 14px;
    padding: 8px 12px;
    border: 1px solid #fde3c4;
    border-radius: 10px;
    color: #7c4a12;
    background: #fff7ea;
    font-size: 13px;
}

.sl-ticker__label {
    display: inline-flex;
    flex-shrink: 0;
    align-items: center;
    gap: 6px;
    color: var(--sl-orange-deep);
    font-weight: 700;
}

.sl-ticker__events {
    order: 3;
    flex: 1 0 100%;
    min-width: 0;
    margin: 4px 0 0;
    padding: 0;
    list-style: none;
}

.sl-ticker__events li {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 6px 8px;
    overflow-wrap: anywhere;
}

.sl-ticker__text {
    flex: 1 1 160px;
}

.sl-ticker__when {
    flex-shrink: 0;
    color: #82613c;
    font-size: 12px;
}

.sl-ticker__controls {
    display: flex;
    gap: 2px;
    margin-left: auto;
}

.sl-ticker__control {
    display: inline-flex;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    gap: 3px;
    padding: 4px 6px;
    border: 0;
    border-radius: 7px;
    color: #824016;
    background: transparent;
    font-size: 12px;
}

.sl-ticker__control:hover {
    background: #ffebd3;
}

.sl-jump-nav {
    position: sticky;
    top: var(--sl-nav-height);
    z-index: 200;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin: 16px 0 24px;
    padding: 10px 0;
    background: var(--sl-page);
}

.sl-jump {
    display: flex;
    min-width: 0;
    min-height: 56px;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 6px;
    border: 1px solid;
    border-radius: 10px;
    font-size: clamp(12px, 3.2vw, 16px);
    font-weight: 750;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    transition: background-color .18s ease, box-shadow .18s ease;
}

.sl-jump > .bi:first-child {
    display: none;
}

.sl-jump > .bi:last-child {
    flex-shrink: 0;
    font-size: 12px;
}

.sl-jump--one {
    border-color: #b7d3f7;
    color: #1d4ed8;
    background: #f5f9ff;
}

.sl-jump--group {
    border-color: #f4cba9;
    color: var(--sl-orange-deep);
    background: #fff8f0;
}

.sl-jump--one:hover,
.sl-jump--one[aria-current="location"] {
    background: var(--sl-blue-soft);
    box-shadow: inset 0 -3px 0 var(--sl-blue);
}

.sl-jump--group:hover,
.sl-jump--group[aria-current="location"] {
    background: #ffedd5;
    box-shadow: inset 0 -3px 0 var(--sl-orange);
}

.sl-section {
    margin-bottom: 30px;
    scroll-margin-top: calc(var(--sl-nav-height) + var(--sl-jumps-height) + 14px);
}

.sl-section__heading {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 6px 16px;
    margin-bottom: 14px;
}

.sl-section__heading h2 {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    font-size: clamp(20px, 2vw, 24px);
    line-height: 1.5;
}

.sl-section__heading p {
    margin: 5px 0 0;
    color: var(--sl-muted);
    font-size: 13px;
}

.sl-section--group h2 > .bi {
    color: var(--sl-orange);
}

.sl-section--one h2 > .bi {
    color: var(--sl-blue);
}

.sl-section--cases h2 > .bi {
    color: #15803d;
}

.sl-section__aside {
    color: var(--sl-muted);
    font-size: 12px;
}

.sl-course-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--sl-course-gap);
    align-items: start;
}

.sl-course-card {
    display: flex;
    min-width: 0;
    flex-direction: column;
    padding: 12px 14px;
    overflow: hidden;
    border: 1px solid #f1dfd0;
    border-top: 3px solid var(--sl-orange);
    border-radius: 12px;
    background: var(--sl-card);
    box-shadow: var(--sl-shadow);
}

.sl-type {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    padding: 3px 9px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 750;
    line-height: 1.5;
    white-space: nowrap;
}

.sl-type--group {
    color: var(--sl-orange-deep);
    background: var(--sl-orange-soft);
}

.sl-type--one {
    color: #1d4ed8;
    background: var(--sl-blue-soft);
}

.sl-course-card h3 {
    display: -webkit-box;
    min-height: 0;
    margin: 8px 0;
    overflow: hidden;
    font-size: 17px;
    line-height: 1.4;
    overflow-wrap: anywhere;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.sl-course-card__meta {
    color: var(--sl-muted);
    font-size: 13px;
}

.sl-course-card__meta p {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin: 0 0 5px;
}

.sl-course-card__meta .bi {
    flex-shrink: 0;
}

.sl-course-card__schedule {
    display: -webkit-box;
    overflow: hidden;
    overflow-wrap: anywhere;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.sl-course-card__progress {
    margin-top: 10px;
    padding-top: 0;
}

.sl-course-card__numbers {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 6px;
    color: var(--sl-muted);
    font-size: 12px;
    font-variant-numeric: tabular-nums;
}

.sl-course-card__numbers strong {
    color: var(--sl-orange-deep);
}

.sl-course-card progress {
    display: block;
    width: 100%;
    height: 7px;
    margin-top: 7px;
    overflow: hidden;
    border: 0;
    border-radius: 99px;
    appearance: none;
    accent-color: var(--sl-orange);
    background: #fff0e4;
}

.sl-course-card progress::-webkit-progress-bar {
    border-radius: 99px;
    background: #fff0e4;
}

.sl-course-card progress::-webkit-progress-value {
    border-radius: 99px;
    background: linear-gradient(90deg, #fbbf24, #f97316);
}

.sl-course-card progress::-moz-progress-bar {
    border-radius: 99px;
    background: linear-gradient(90deg, #fbbf24, #f97316);
}

.sl-course-card__footer {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-top: 10px;
}

.sl-price {
    min-width: 0;
    margin: 0;
    color: var(--sl-orange-deep);
    font-variant-numeric: tabular-nums;
}

.sl-price strong {
    font-size: 23px;
    line-height: 1.2;
    overflow-wrap: anywhere;
}

.sl-price > span:not(.sl-price__pending) {
    margin-left: 3px;
    color: var(--sl-muted);
    font-size: 11px;
    white-space: nowrap;
}

.sl-price__pending {
    font-size: 14px;
    font-weight: 700;
}

.sl-button {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 18px;
    border: 1px solid transparent;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 700;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    transition: background-color .18s ease, border-color .18s ease;
}

.sl-button--orange {
    color: #fff;
    background: #e85d04;
}

.sl-button--orange:hover {
    background: var(--sl-orange-deep);
}

.sl-course-card__join {
    flex-shrink: 0;
    padding-inline: 14px;
    font-size: 13px;
}

.sl-course-more {
    display: block;
    width: fit-content;
    margin: 10px 0 0 auto;
    color: var(--sl-orange-deep);
    font-size: 12px;
    text-decoration: none;
}

.sl-course-more:hover {
    text-decoration: underline;
}

.sl-filters {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 14px;
    padding: 14px;
    border: 1px solid var(--sl-line);
    border-radius: 12px;
    background: rgba(255, 255, 255, .65);
}

.sl-filters label {
    display: flex;
    min-width: 0;
    flex-direction: column;
    gap: 4px;
    color: #475569;
    font-size: 12px;
    font-weight: 600;
}

.sl-filters select {
    width: 100%;
    min-width: 0;
    min-height: 44px;
    padding: 8px;
    border: 1px solid #cbdbea;
    border-radius: 8px;
    color: #334155;
    background: #fff;
    font-size: 13px;
}

.sl-button--filter,
.sl-button--more {
    border-color: #bfd4f1;
    color: #1d4ed8;
    background: #fff;
}

.sl-button--filter:hover,
.sl-button--more:hover {
    border-color: var(--sl-blue);
    background: #eff6ff;
}

.sl-button--filter {
    grid-column: 1 / -1;
    align-self: end;
}

.sl-noscript {
    color: var(--sl-muted);
    font-size: 13px;
}

.sl-result-summary {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 4px 12px;
    margin-bottom: 12px;
    color: var(--sl-muted);
    font-size: 13px;
}

.sl-result-summary p {
    margin: 0;
}

.sl-result-summary strong {
    color: var(--sl-blue);
    font-variant-numeric: tabular-nums;
}

.sl-request-status.is-error {
    color: #b42318;
}

.sl-requirement-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
}

.sl-requirement-card {
    min-width: 0;
    border: 1px solid var(--sl-line);
    border-top: 3px solid #80b4f2;
    border-radius: 12px;
    background: var(--sl-card);
    box-shadow: var(--sl-shadow);
}

.sl-requirement-card__body {
    display: flex;
    height: 100%;
    flex-direction: column;
    padding: 15px;
    border-radius: 9px;
    color: inherit;
    text-decoration: none;
}

.sl-requirement-card a:hover {
    background: #fbfdff;
}

.sl-requirement-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.sl-requirement-status {
    padding: 3px 9px;
    border-radius: 99px;
    font-size: 12px;
    font-weight: 700;
    line-height: 1.5;
    white-space: nowrap;
}

.sl-requirement-status.publishing {
    color: #225d9c;
    background: #edf5ff;
}

.sl-requirement-status.matching {
    color: #1d4ed8;
    background: var(--sl-blue-soft);
}

.sl-requirement-status.matched {
    color: #647080;
    background: #eef0f3;
}

.sl-requirement-card.matched {
    border-top-color: #b6bec9;
}

.sl-requirement-card :is(h2, h3) {
    margin: 11px 0 1px;
    font-size: 18px;
    line-height: 1.5;
    overflow-wrap: anywhere;
}

.sl-requirement-card__source {
    margin: 0;
    color: var(--sl-muted);
    font-size: 12px;
}

.sl-requirement-card__order {
    margin: 2px 0 10px;
    color: #8a99a8;
    font-size: 11px;
    line-height: 1.45;
    font-variant-numeric: tabular-nums;
}

.sl-requirement-meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px 8px;
    margin: 0 0 12px;
    padding: 12px 10px;
    border-radius: 9px;
    background: #f6f9fc;
}

.sl-requirement-meta > div {
    min-width: 0;
}

.sl-requirement-meta dt {
    margin-bottom: 3px;
    color: var(--sl-muted);
    font-size: 11px;
}

.sl-requirement-meta dd {
    margin: 0;
    color: #354e68;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.6;
    overflow-wrap: anywhere;
}

.sl-requirement-card__created {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin: auto 0 0;
    padding-top: 2px;
    color: var(--sl-muted);
    font-size: 12px;
}

.sl-load-controls {
    margin-top: 20px;
    text-align: center;
}

.sl-load-controls .sl-button {
    min-width: 164px;
}

.sl-load-controls p {
    margin: 8px 0 0;
    color: var(--sl-muted);
    font-size: 12px;
}

.sl-load-controls p:empty {
    display: none;
}

.sl-empty {
    grid-column: 1 / -1;
    padding: 34px 18px;
    border: 1px dashed #c4d7e6;
    border-radius: 12px;
    color: var(--sl-muted);
    background: rgba(255, 255, 255, .75);
    text-align: center;
}

.sl-empty > .bi {
    color: #8097b0;
    font-size: 28px;
}

.sl-empty p {
    margin: 8px 0 0;
}

.sl-case-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    grid-auto-rows: 1fr;
    gap: 14px;
}

.sl-case-card {
    display: flex;
    min-width: 0;
    flex-direction: column;
    padding: 18px;
    border: 1px solid var(--sl-line);
    border-radius: 12px;
    background: var(--sl-card);
    box-shadow: var(--sl-shadow);
}

.sl-case-card__top {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.sl-case-card__when {
    color: var(--sl-muted);
    font-size: 12px;
}

.sl-case-card__family {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 6px 12px;
    margin: 14px 0 6px;
}

.sl-case-card__family > span {
    color: var(--sl-muted);
    font-size: 12px;
}

.sl-case-card__family .bi {
    margin-right: 4px;
}

.sl-case-card h3 {
    margin: 0 0 16px;
    font-size: 17px;
    line-height: 1.5;
    overflow-wrap: anywhere;
}

.sl-case-card__result {
    display: flex;
    align-items: baseline;
    gap: 7px;
    margin: auto 0 0;
    padding-top: 12px;
    border-top: 1px solid #edf2f6;
    color: #3a586d;
    font-size: 13px;
    overflow-wrap: anywhere;
}

.sl-case-card__result > .bi {
    flex-shrink: 0;
    color: #15803d;
}

.sl-publish {
    padding: 24px 14px 10px;
    border-top: 1px solid #d3e3f0;
    text-align: center;
}

.sl-publish p {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 6px;
    margin: 0 0 16px;
    color: var(--sl-muted);
    font-size: 13px;
}

.sl-publish__button {
    width: min(100%, 340px);
    min-height: 52px;
    font-size: 16px;
}

.sl-back {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    gap: 8px;
    color: #1d4ed8;
    text-decoration: none;
}

.sl-detail {
    max-width: 780px;
    padding-bottom: 36px;
}

.sl-detail > h1 {
    margin: 12px 0 20px;
    font-size: 25px;
}

.sl-detail .sl-requirement-card__body {
    padding: 24px;
}

.sl-detail .sl-requirement-meta {
    gap: 20px 12px;
    padding: 18px 14px;
}

.sl-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}

@media (min-width: 641px) {
    .student-library-page {
        --sl-nav-height: 54px;
        --sl-course-gap: 14px;
    }

    .sl-shell {
        width: min(1180px, calc(100% - 48px));
        padding-top: 28px;
    }

    .sl-hero {
        grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
        min-height: 260px;
    }

    .sl-hero__copy {
        padding: 32px 28px;
    }

    .sl-hero__image {
        position: relative;
        display: block;
    }

    .sl-hero__image img {
        position: absolute;
        inset: 0;
    }

    .sl-stats {
        padding: 20px 12px;
    }

    .sl-stats dl > div {
        flex: 1 1 0;
        padding: 0 10px;
    }

    .sl-stats dl > div + div {
        border-left: 1px solid #e6edf3;
    }

    .sl-stats dd {
        font-size: 32px;
    }

    .sl-jump-nav {
        gap: 14px;
        margin-bottom: 26px;
    }

    .sl-jump {
        gap: 10px;
        padding: 12px;
        font-size: 17px;
    }

    .sl-jump > .bi:first-child {
        display: inline;
        font-size: 20px;
    }

    .sl-course-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .sl-course-card {
        padding: 12px;
    }

    .sl-course-card__footer {
        flex-wrap: wrap;
    }

    .sl-course-card__join {
        flex: 1 0 100%;
    }

    .sl-filters {
        grid-template-columns: repeat(4, minmax(0, 1fr)) auto;
        align-items: end;
        gap: 12px;
    }

    .sl-button--filter {
        grid-column: auto;
    }

    .sl-requirement-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .sl-case-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .sl-section {
        margin-bottom: 36px;
    }
}

@media (min-width: 960px) {
    .sl-course-card {
        padding: 14px;
    }

    .sl-course-card__footer {
        flex-wrap: nowrap;
    }

    .sl-course-card__join {
        flex: 0 0 auto;
    }

    .sl-requirement-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .sl-ticker {
        flex-wrap: nowrap;
        padding: 6px 16px;
    }

    .sl-ticker__events {
        order: 0;
        flex: 1 1 auto;
        margin: 0;
    }
}

@media (max-width: 359px) {
    .sl-hero__copy {
        padding-inline: 16px;
    }

    .sl-jump > .bi:last-child {
        display: none;
    }

    .sl-requirement-card__body {
        padding: 12px;
    }

    .sl-requirement-meta {
        gap: 10px 6px;
        padding-inline: 8px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .student-library-document {
        scroll-behavior: auto;
    }

    .student-library-page .sl-jump,
    .student-library-page .sl-button {
        transition: none;
    }

}