.document-reading {
    --reading-blue: #2469ed;
    --reading-ink: #172033;
    --reading-body: #3f4d62;
    --reading-muted: #7b8799;
    --reading-line: #e7ebf1;
    width: 100%;
    margin: 0;
    color: var(--reading-ink);
    text-align: left;
}

.document-reading * {
    text-align: left;
}

.reading-summary {
    position: relative;
    overflow: hidden;
    padding: 38px 42px 31px;
    border: 1px solid #dce6f7;
    border-radius: 28px;
    background:
        radial-gradient(circle at 100% 0, rgba(36, 105, 237, .11), transparent 34%),
        linear-gradient(145deg, #fff 0%, #fbfdff 72%, #f5f9ff 100%);
    box-shadow: 0 22px 60px rgba(30, 62, 110, .08);
}

.reading-summary::before {
    position: absolute;
    top: 0;
    left: 48px;
    width: 68px;
    height: 4px;
    border-radius: 0 0 4px 4px;
    background: var(--reading-blue);
    content: "";
}

.reading-summary-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.reading-summary-label span,
.reading-quotes > header span,
.reading-toc > span {
    color: var(--reading-blue);
    font-size: 10px;
    font-weight: 900;
    letter-spacing: .16em;
}

.reading-summary-label em {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #708099;
    font-size: 11px;
    font-style: normal;
}

.reading-summary-label em::before {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #1eb47a;
    box-shadow: 0 0 0 4px rgba(30, 180, 122, .1);
    content: "";
}

.reading-summary h1 {
    margin: 12px 0 14px;
    color: #111a2b;
    font-family: "Songti SC", "Noto Serif SC", Georgia, serif;
    font-size: clamp(25px, 2.7vw, 35px);
    line-height: 1.25;
    letter-spacing: -.035em;
}

.reading-summary > p {
    max-width: 920px;
    margin: 0;
    color: #35445a;
    font-size: 14px;
    font-weight: 520;
    line-height: 1.9;
    letter-spacing: .01em;
}

.reading-number {
    padding: 0 .14em;
    border-radius: 4px;
    background: linear-gradient(transparent 52%, #dfeaff 52%);
    color: #154fab;
    font-weight: 800;
}

.reading-emphasis {
    color: #15223a;
    font-weight: 850;
}

.conference-reading {
    display: grid;
    gap: 22px;
}

.conference-hero {
    position: relative;
    overflow: hidden;
    padding: 30px 38px 27px;
    border: 1px solid #dce6f7;
    border-radius: 24px;
    background:
        linear-gradient(115deg, rgba(9, 35, 84, .98), rgba(17, 60, 132, .94)),
        #0b285c;
    color: #fff;
    box-shadow: 0 18px 44px rgba(19, 48, 97, .14);
}

.conference-hero::after {
    position: absolute;
    top: -70px;
    right: -50px;
    width: 280px;
    height: 280px;
    border: 1px solid rgba(115, 171, 255, .24);
    border-radius: 50%;
    box-shadow: 0 0 0 42px rgba(92, 149, 240, .06), 0 0 0 90px rgba(92, 149, 240, .04);
    content: "";
}

.conference-hero > span,
.conference-speakers > header span {
    position: relative;
    z-index: 1;
    color: #79aaff;
    font-size: 10px;
    font-weight: 900;
    letter-spacing: .18em;
}

.conference-hero h1 {
    position: relative;
    z-index: 1;
    max-width: 980px;
    margin: 9px 0 9px;
    color: #fff;
    font-family: "Songti SC", "Noto Serif SC", Georgia, serif;
    font-size: clamp(24px, 2.4vw, 33px);
    line-height: 1.35;
    letter-spacing: -.025em;
}

.conference-hero > p {
    position: relative;
    z-index: 1;
    margin: 0;
    color: #d7e5fb;
    font-size: 13px;
    line-height: 1.75;
}

.conference-hero > div {
    position: relative;
    z-index: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin-top: 18px;
}

.conference-hero em {
    padding: 6px 10px;
    border: 1px solid rgba(185, 211, 255, .22);
    border-radius: 999px;
    background: rgba(255, 255, 255, .08);
    color: #eef5ff;
    font-size: 10px;
    font-style: normal;
    font-weight: 700;
}

.conference-speakers {
    padding: 30px 34px 24px;
    border: 1px solid #dfe7f3;
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 18px 48px rgba(30, 54, 88, .06);
}

.conference-speakers > header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 20px;
}

.conference-speakers > header h2 {
    margin: 5px 0 0;
    color: #172033;
    font-family: "Songti SC", "Noto Serif SC", Georgia, serif;
    font-size: 23px;
}

.conference-speakers > header > p {
    margin: 0;
    color: #768398;
    font-size: 11px;
    font-weight: 700;
}

.conference-speaker-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.conference-speaker-card {
    display: grid;
    grid-template-columns: 34px minmax(130px, .68fr) minmax(0, 1.32fr);
    gap: 14px;
    align-items: start;
    min-width: 0;
    padding: 18px;
    border: 1px solid #e4eaf3;
    border-radius: 16px;
    background: linear-gradient(145deg, #fff, #fbfcff);
}

.conference-speaker-index {
    display: grid;
    place-items: center;
    width: 30px;
    height: 30px;
    border-radius: 9px;
    background: #edf3ff;
    color: #2469ed;
    font-size: 10px;
    font-weight: 900;
}

.conference-speaker-identity {
    min-width: 0;
}

.conference-speaker-identity h3 {
    margin: 0 0 5px;
    color: #162136;
    font-size: 15px;
    line-height: 1.35;
}

.conference-speaker-identity strong {
    display: block;
    color: #2863c2;
    font-size: 11px;
    line-height: 1.5;
}

.conference-speaker-identity p {
    margin: 5px 0 0;
    color: #68768b;
    font-size: 10px;
    line-height: 1.6;
}

.conference-speaker-talk {
    min-width: 0;
    padding: 11px 13px;
    border-left: 3px solid #4c83ed;
    border-radius: 0 10px 10px 0;
    background: #f3f7ff;
}

.conference-speaker-talk > span {
    display: block;
    margin-bottom: 4px;
    color: #2d65c3;
    font-size: 9px;
    font-weight: 900;
    letter-spacing: .08em;
}

.conference-speaker-talk h4,
.conference-speaker-talk p {
    margin: 0;
    color: #34445d;
    font-size: 11px;
    line-height: 1.65;
}

.conference-speaker-talk h4 {
    margin-bottom: 5px;
    color: #17243a;
    font-size: 12px;
}

.conference-speaker-card > small,
.conference-speaker-card > em {
    grid-column: 2 / -1;
    color: #768398;
    font-size: 9px;
    font-style: normal;
    line-height: 1.6;
}

.conference-speaker-card > small b {
    margin-right: 7px;
    color: #42526a;
}

.conference-speaker-card > em {
    color: #8b6b3a;
}

.conference-speaker-note {
    margin: 16px 0 0;
    padding-top: 14px;
    border-top: 1px solid #edf0f5;
    color: #8591a3;
    font-size: 10px;
    line-height: 1.7;
}

.conference-summary {
    margin: 0;
}

.conference-summary-points {
    display: grid;
    gap: 0;
    margin: 25px 0 0;
    padding: 20px 0 0;
    border-top: 1px solid #e2e9f3;
    counter-reset: conference-summary;
}

.conference-summary-points li {
    display: grid;
    grid-template-columns: 26px 150px minmax(0, 1fr);
    gap: 13px;
    align-items: start;
    padding: 10px 0;
    color: #35445a;
    counter-increment: conference-summary;
}

.conference-summary-points li::before {
    color: #2469ed;
    font-size: 11px;
    font-weight: 900;
    content: counter(conference-summary, decimal-leading-zero);
}

.conference-summary-points li > strong {
    color: #1b2a42;
    font-size: 12px;
    line-height: 1.7;
}

.conference-summary-points li > p {
    margin: 0;
    color: #4d5b70;
    font-size: 12px;
    line-height: 1.75;
}

.reading-metrics {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    margin-top: 30px;
    padding-top: 23px;
    border-top: 1px solid #e2e9f3;
}

.reading-metrics article {
    min-width: 0;
    padding: 0 22px;
    border-left: 1px solid #e2e9f3;
}

.reading-metrics article:first-child {
    padding-left: 0;
    border-left: 0;
}

.reading-metrics strong {
    display: block;
    margin-bottom: 7px;
    color: #174da7;
    font-family: Inter, "DIN Alternate", sans-serif;
    font-size: 23px;
    line-height: 1;
    letter-spacing: -.025em;
}

.reading-metrics span {
    display: -webkit-box;
    overflow: hidden;
    color: #748097;
    font-size: 10px;
    line-height: 1.55;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.reading-metrics span .reading-number {
    display: none;
}

.reading-layout {
    display: grid;
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 34px;
    align-items: start;
    margin-top: 26px;
}

.reading-toc {
    position: sticky;
    top: 18px;
    padding: 21px 0;
}

.reading-toc > strong {
    display: block;
    margin: 5px 0 18px;
    color: #243149;
    font-size: 16px;
}

.reading-toc nav {
    display: grid;
    gap: 2px;
    padding-left: 11px;
    border-left: 1px solid #dfe5ee;
}

.reading-toc nav button {
    display: grid;
    grid-template-columns: 25px minmax(0, 1fr);
    gap: 7px;
    align-items: start;
    width: 100%;
    padding: 8px 7px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: #657288;
    font: inherit;
    text-align: left;
    cursor: pointer;
    transition: 160ms ease;
}

.reading-toc nav button:hover {
    background: #eef4ff;
    color: #205bb8;
}

.reading-toc nav button i {
    color: #a0aaba;
    font-size: 9px;
    font-style: normal;
    font-weight: 800;
    line-height: 1.65;
}

.reading-toc nav button span {
    font-size: 11px;
    font-weight: 700;
    line-height: 1.55;
}

.reading-toc nav button.is-subsection {
    padding-left: 18px;
}

.reading-toc nav button.is-subsection i {
    color: #b2bac7;
}

.reading-article {
    overflow: hidden;
    border: 1px solid var(--reading-line);
    border-radius: 28px;
    background: #fff;
    box-shadow: 0 18px 48px rgba(30, 54, 88, .06);
}

.reading-chapter {
    padding: 38px 46px 41px;
    border-top: 1px solid var(--reading-line);
    scroll-margin-top: 122px;
}

.reading-chapter:first-child {
    border-top: 0;
}

.reading-chapter.reading-subchapter {
    padding-top: 30px;
    padding-bottom: 32px;
    background: #fcfdff;
}

.reading-chapter.reading-subchapter > header > span {
    width: 32px;
    height: 32px;
    margin: 5px;
    border-radius: 10px;
    background: #f1f4f9;
    color: #7890b4;
}

.reading-chapter.reading-subchapter h2 {
    font-family: inherit;
    font-size: 18px;
    font-weight: 820;
}

.reading-chapter > header {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 17px;
    align-items: start;
    margin-bottom: 27px;
}

.reading-chapter > header > span {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 13px;
    background: #edf3ff;
    color: var(--reading-blue);
    font-size: 11px;
    font-weight: 900;
}

.reading-chapter h2 {
    margin: 3px 0 0;
    color: #172033;
    font-family: "Songti SC", "Noto Serif SC", Georgia, serif;
    font-size: clamp(20px, 1.8vw, 25px);
    font-weight: 850;
    line-height: 1.4;
    letter-spacing: -.025em;
}

.reading-chapter-body {
    padding-left: 59px;
}

.reading-chapter-body > p {
    margin: 0 0 18px;
    color: var(--reading-body);
    font-size: 14px;
    line-height: 1.95;
    letter-spacing: .012em;
}

.reading-chapter-body > p:last-child {
    margin-bottom: 0;
}

.reading-table-wrap {
    max-width: 100%;
    margin: 18px 0 24px;
    overflow-x: auto;
    border: 1px solid #dce5f2;
    border-radius: 13px;
    background: #fff;
    box-shadow: 0 8px 22px rgba(37, 69, 118, .05);
}

.reading-table {
    width: 100%;
    min-width: 720px;
    border-collapse: collapse;
    table-layout: auto;
}

.reading-table th,
.reading-table td {
    padding: 12px 14px;
    border-right: 1px solid #e5ebf4;
    border-bottom: 1px solid #e5ebf4;
    color: #40516a;
    font-size: 12px;
    line-height: 1.65;
    text-align: left;
    vertical-align: top;
}

.reading-table th {
    background: #f1f6ff;
    color: #233652;
    font-weight: 850;
    white-space: nowrap;
}

.reading-table tr:last-child td { border-bottom: 0; }
.reading-table th:last-child,
.reading-table td:last-child { border-right: 0; }
.reading-table tbody tr:hover { background: #f8fbff; }

.reading-focus {
    position: relative;
    margin: 24px 0;
    padding: 21px 24px 20px 27px;
    border: 0;
    border-left: 4px solid var(--reading-blue);
    border-radius: 0 14px 14px 0;
    background: linear-gradient(92deg, #f1f6ff, #f8fbff);
}

.reading-focus > span {
    display: block;
    margin-bottom: 7px;
    color: var(--reading-blue);
    font-size: 9px;
    font-weight: 900;
    letter-spacing: .12em;
}

.reading-focus p {
    margin: 0;
    color: #2d405e;
    font-size: 14px;
    font-weight: 650;
    line-height: 1.9;
}

.reading-quotes {
    padding: 38px 46px 44px;
    border-top: 1px solid var(--reading-line);
    background: #f9fbfe;
}

.reading-quotes > header h2 {
    margin: 7px 0 23px;
    color: #1d2a3e;
    font-family: "Songti SC", "Noto Serif SC", Georgia, serif;
    font-size: 21px;
}

.reading-coverage-note {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-top: 14px;
    padding: 13px 16px;
    border: 1px solid #fed7aa;
    border-radius: 12px;
    background: #fffaf3;
    color: #8a4b12;
    font-size: 12px;
    line-height: 1.7;
}

.reading-coverage-note strong {
    flex: 0 0 auto;
    color: #c05d09;
}

.reading-quotes > div {
    display: grid;
    gap: 12px;
}

.reading-quotes blockquote {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr) auto;
    gap: 12px;
    align-items: start;
    margin: 0;
    padding: 20px 22px;
    border: 1px solid #e3e9f2;
    border-radius: 15px;
    background: #fff;
}

.reading-quotes blockquote > span {
    color: #a8c2f6;
    font-family: Georgia, serif;
    font-size: 36px;
    line-height: .9;
}

.reading-quotes blockquote p {
    margin: 0;
    color: #3d4c61;
    font-size: 13px;
    line-height: 1.8;
}

.reading-quotes cite {
    padding-top: 3px;
    color: #929dad;
    font-size: 9px;
    font-style: normal;
    white-space: nowrap;
}

.reading-empty {
    padding: 28px;
    border-radius: 14px;
    background: #f7f9fc;
    color: #7d899a;
    font-size: 13px;
    text-align: center;
}

@media (max-width: 980px) {
    .conference-speaker-grid {
        grid-template-columns: 1fr;
    }

    .reading-layout {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .reading-toc {
        position: static;
        overflow-x: auto;
        padding: 12px 2px;
    }

    .reading-toc > span,
    .reading-toc > strong {
        display: none;
    }

    .reading-toc nav {
        display: flex;
        width: max-content;
        padding: 0;
        border: 0;
    }

    .reading-toc nav button {
        width: auto;
        max-width: 230px;
        padding: 8px 12px;
        border: 1px solid #e0e6ef;
        border-radius: 999px;
        background: #fff;
    }
}

@media (max-width: 720px) {
    .conference-hero,
    .conference-speakers {
        padding: 25px 20px;
        border-radius: 20px;
    }

    .conference-speakers > header {
        display: block;
    }

    .conference-speakers > header > p {
        margin-top: 7px;
    }

    .conference-speaker-card {
        grid-template-columns: 31px minmax(0, 1fr);
        gap: 11px;
        padding: 15px;
    }

    .conference-speaker-talk,
    .conference-speaker-card > small,
    .conference-speaker-card > em {
        grid-column: 2;
    }

    .conference-summary-points li {
        grid-template-columns: 25px minmax(0, 1fr);
    }

    .conference-summary-points li > p {
        grid-column: 2;
    }

    .reading-summary {
        padding: 32px 22px 25px;
        border-radius: 21px;
    }

    .reading-summary::before {
        left: 22px;
    }

    .reading-summary h1 {
        font-size: 28px;
    }

    .reading-summary > p {
        font-size: 14px;
        line-height: 1.9;
    }

    .reading-summary-label em {
        display: none;
    }

    .reading-metrics {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 20px 0;
    }

    .reading-metrics article:nth-child(3) {
        padding-left: 0;
        border-left: 0;
    }

    .reading-metrics strong {
        font-size: 22px;
    }

    .reading-article {
        border-radius: 21px;
    }

    .reading-chapter,
    .reading-quotes {
        padding: 30px 20px 34px;
    }

    .reading-chapter > header {
        grid-template-columns: 36px minmax(0, 1fr);
        gap: 11px;
    }

    .reading-chapter > header > span {
        width: 36px;
        height: 36px;
    }

    .reading-chapter h2 {
        font-size: 21px;
    }

    .reading-chapter-body {
        padding-left: 0;
    }

    .reading-chapter-body > p,
    .reading-focus p {
        font-size: 14px;
        line-height: 1.9;
    }

    .reading-quotes blockquote {
        grid-template-columns: 22px minmax(0, 1fr);
    }

    .reading-quotes cite {
        grid-column: 2;
        padding: 0;
    }
}