:root {
    --wp-navy: #06152d;
    --wp-navy-2: #0a244c;
    --wp-blue: #116dff;
    --wp-cyan: #44c6ff;
    --wp-ink: #102b50;
    --wp-muted: #5d7596;
    --wp-line: #d9e7f7;
    --wp-soft: #f2f7fd;
    --wp-green: #00a878;
}

html {
    scroll-behavior: smooth;
}

.whitepaper-page {
    background: #eef5fc;
    color: var(--wp-ink);
}

.whitepaper-page .site-header {
    background: rgba(4, 16, 36, .96);
    border-bottom-color: rgba(255, 255, 255, .08);
    box-shadow: 0 16px 40px rgba(0, 10, 26, .24);
    backdrop-filter: blur(18px);
}

.whitepaper-page .site-header .main-nav > a,
.whitepaper-page .site-header .main-nav .nav-link {
    color: #fff;
}

.wp-reading-progress {
    position: fixed;
    z-index: 1200;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    pointer-events: none;
}

.wp-reading-progress span {
    display: block;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--wp-blue), var(--wp-cyan));
    box-shadow: 0 0 14px rgba(68, 198, 255, .8);
}

.wp-main {
    overflow: clip;
}

.wp-hero {
    position: relative;
    min-height: 690px;
    padding: 138px 0 84px;
    overflow: hidden;
    color: #fff;
    background:
        radial-gradient(circle at 74% 32%, rgba(25, 127, 255, .3), transparent 31%),
        radial-gradient(circle at 18% 80%, rgba(0, 191, 255, .14), transparent 35%),
        linear-gradient(132deg, #041329 0%, #071e40 52%, #092c5b 100%);
}

.wp-hero-grid {
    display: none;
}

.wp-orbit {
    position: absolute;
    border: 1px solid rgba(73, 173, 255, .22);
    border-radius: 50%;
    pointer-events: none;
}

.wp-orbit::before,
.wp-orbit::after {
    position: absolute;
    width: 10px;
    height: 10px;
    border: 3px solid rgba(68, 198, 255, .34);
    border-radius: 50%;
    background: #0c5cb6;
    box-shadow: 0 0 20px rgba(68, 198, 255, .82);
    content: "";
}

.wp-orbit-one {
    right: -190px;
    top: -80px;
    width: 680px;
    height: 680px;
}

.wp-orbit-one::before {
    left: 108px;
    top: 112px;
}

.wp-orbit-one::after {
    left: 24px;
    bottom: 186px;
}

.wp-orbit-two {
    right: -70px;
    top: 58px;
    width: 420px;
    height: 420px;
}

.wp-hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(0, 1.18fr) minmax(370px, .82fr);
    gap: 82px;
    align-items: center;
}

.wp-breadcrumb {
    grid-column: 1 / -1;
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: -24px;
    color: rgba(255, 255, 255, .62);
    font-size: 14px;
}

.wp-breadcrumb a {
    color: rgba(255, 255, 255, .82);
}

.wp-edition {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    margin-bottom: 22px;
    border: 1px solid rgba(84, 175, 255, .4);
    border-radius: 999px;
    overflow: hidden;
    font-size: 14px;
    letter-spacing: .04em;
}

.wp-edition span,
.wp-edition strong {
    padding: 9px 15px;
}

.wp-edition span {
    color: #7fc5ff;
    background: rgba(11, 77, 154, .24);
}

.wp-edition strong {
    color: #05244f;
    background: linear-gradient(135deg, #73d6ff, #4e9dff);
}

.wp-hero h1 {
    max-width: 850px;
    margin: 0;
    color: #fff;
    font-size: clamp(48px, 5vw, 78px);
    line-height: 1.04;
    font-weight: 850;
    letter-spacing: -.035em;
}

.wp-hero-lead {
    max-width: 880px;
    margin: 24px 0 0;
    color: #b8dcff;
    font-size: clamp(20px, 1.75vw, 28px);
    line-height: 1.55;
    font-weight: 700;
}

.wp-hero-summary {
    max-width: 860px;
    margin: 18px 0 0;
    color: rgba(226, 241, 255, .78);
    font-size: 17px;
    line-height: 1.9;
}

.wp-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 30px;
}

.wp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0 24px;
    border: 1px solid transparent;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 760;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.wp-btn:hover {
    transform: translateY(-2px);
}

.wp-btn-primary {
    color: #fff;
    background: linear-gradient(135deg, #0d6efd, #238cff);
    box-shadow: 0 14px 34px rgba(17, 109, 255, .3);
}

.wp-btn-secondary {
    border-color: rgba(132, 197, 255, .42);
    color: #d7edff;
    background: rgba(255, 255, 255, .07);
    backdrop-filter: blur(12px);
}

.wp-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 24px;
    margin-top: 28px;
    color: rgba(209, 231, 252, .62);
    font-size: 13px;
}

.wp-hero-panel {
    position: relative;
    padding: 30px;
    border: 1px solid rgba(114, 190, 255, .26);
    border-radius: 22px;
    overflow: hidden;
    background: linear-gradient(145deg, rgba(12, 48, 95, .72), rgba(4, 26, 56, .82));
    box-shadow: 0 30px 70px rgba(0, 8, 24, .38), inset 0 1px 0 rgba(255, 255, 255, .08);
    backdrop-filter: blur(18px);
}

.wp-hero-panel::after {
    position: absolute;
    right: -64px;
    bottom: -84px;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: rgba(27, 133, 255, .18);
    filter: blur(3px);
    content: "";
}

.wp-hero-panel-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding-bottom: 22px;
    border-bottom: 1px solid rgba(121, 186, 255, .17);
}

.wp-hero-panel-head span {
    color: #77c7ff;
    font-size: 12px;
    font-weight: 760;
    letter-spacing: .18em;
}

.wp-hero-panel-head strong {
    color: #fff;
    font-size: 26px;
    letter-spacing: -.03em;
}

.wp-hero-stat-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    margin: 26px 0;
    overflow: hidden;
    border: 1px solid rgba(89, 176, 255, .18);
    border-radius: 14px;
    background: rgba(71, 152, 255, .18);
}

.wp-hero-stat-grid div {
    display: flex;
    min-height: 102px;
    padding: 19px 18px;
    flex-direction: column;
    justify-content: center;
    background: rgba(7, 30, 65, .72);
}

.wp-hero-stat-grid strong {
    color: #fff;
    font-size: 26px;
    line-height: 1.15;
}

.wp-hero-stat-grid span {
    margin-top: 7px;
    color: #86b7e6;
    font-size: 13px;
}

.wp-system-line {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 4px 4px 16px;
}

.wp-system-line span {
    position: relative;
    z-index: 1;
    width: 12px;
    height: 12px;
    border: 3px solid #55bcff;
    border-radius: 50%;
    background: #082852;
    box-shadow: 0 0 12px rgba(64, 181, 255, .5);
}

.wp-system-line span:not(:last-child)::after {
    position: absolute;
    left: 9px;
    top: 2px;
    width: 62px;
    height: 2px;
    background: linear-gradient(90deg, #55bcff, rgba(85, 188, 255, .2));
    content: "";
}

.wp-hero-panel > p {
    position: relative;
    z-index: 2;
    margin: 0;
    color: #b9dcfb;
    text-align: center;
    font-size: 14px;
    font-weight: 680;
    letter-spacing: .08em;
}

.wp-mobile-toc-wrap {
    display: none;
}

.wp-reading-layout {
    display: grid;
    grid-template-columns: 286px minmax(0, 1fr);
    gap: 34px;
    align-items: start;
    padding-top: 46px;
    padding-bottom: 86px;
}

.wp-sidebar-inner {
    position: sticky;
    top: 92px;
    max-height: calc(100vh - 112px);
    border: 1px solid #d6e5f6;
    border-radius: 16px;
    overflow: auto;
    background: rgba(255, 255, 255, .94);
    box-shadow: 0 18px 46px rgba(26, 80, 139, .09);
}

.wp-sidebar-title {
    display: flex;
    padding: 21px 20px 17px;
    flex-direction: column;
    border-bottom: 1px solid var(--wp-line);
    background: linear-gradient(135deg, #f9fcff, #eef6ff);
}

.wp-sidebar-title span {
    color: var(--wp-blue);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .14em;
}

.wp-sidebar-title strong {
    margin-top: 4px;
    color: #0b2c5a;
    font-size: 20px;
}

.wp-toc-list {
    display: grid;
    padding: 10px;
}

.wp-toc-list a {
    display: grid;
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 8px;
    align-items: center;
    min-height: 42px;
    padding: 6px 9px;
    border-radius: 8px;
    color: #466486;
    font-size: 13px;
    line-height: 1.4;
    transition: color .2s ease, background .2s ease;
}

.wp-toc-list a span {
    color: #1f7bff;
    font-size: 11px;
    font-weight: 780;
    text-align: center;
}

.wp-toc-list a:hover,
.wp-toc-list a.is-active {
    color: #0755c7;
    background: #eaf4ff;
}

.wp-sidebar-download {
    display: grid;
    grid-template-columns: 46px minmax(0, 1fr);
    padding: 17px 18px 19px;
    border-top: 1px solid var(--wp-line);
    color: #fff;
    background: linear-gradient(135deg, #0b5fdf, #178cff);
}

.wp-sidebar-download span {
    grid-row: 1 / 3;
    display: grid;
    width: 36px;
    height: 42px;
    place-items: center;
    border-radius: 6px;
    color: #0b64de;
    background: #fff;
    font-size: 11px;
    font-weight: 850;
}

.wp-sidebar-download strong {
    font-size: 14px;
}

.wp-sidebar-download small {
    margin-top: 2px;
    color: rgba(255, 255, 255, .72);
    font-size: 11px;
}

.wp-article {
    min-width: 0;
    border: 1px solid #d8e7f7;
    border-radius: 18px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 24px 66px rgba(28, 82, 141, .1);
}

.wp-source-note {
    display: grid;
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 20px;
    align-items: center;
    margin: 36px 42px 0;
    padding: 18px 22px;
    border: 1px solid #cae2fb;
    border-radius: 12px;
    background: linear-gradient(135deg, #f6fbff, #edf6ff);
}

.wp-source-note strong {
    color: #0b6fea;
}

.wp-source-note p {
    margin: 0;
    color: #587492;
    font-size: 14px;
    line-height: 1.75;
}

.wp-article-content {
    padding: 2px 42px 52px;
}

.wp-chapter {
    padding-top: 64px;
    scroll-margin-top: 90px;
}

.wp-chapter + .wp-chapter {
    margin-top: 12px;
    border-top: 1px solid #e4eef8;
}

.wp-chapter-head {
    position: relative;
    margin-bottom: 30px;
    padding: 0 0 21px 22px;
    border-bottom: 2px solid #1f7bff;
}

.wp-chapter-head::before {
    position: absolute;
    left: 0;
    top: 2px;
    width: 6px;
    height: 50px;
    border-radius: 99px;
    background: linear-gradient(180deg, #106dff, #57c9ff);
    content: "";
}

.wp-chapter-label {
    display: block;
    margin-bottom: 5px;
    color: #0e70ef;
    font-size: 12px;
    line-height: 1;
    font-weight: 850;
    letter-spacing: .12em;
}

.wp-chapter-head h2 {
    margin: 0;
    color: #0a2a55;
    font-size: clamp(29px, 2.5vw, 39px);
    line-height: 1.25;
    font-weight: 820;
    letter-spacing: -.018em;
}

.wp-article-content h3 {
    position: relative;
    margin: 38px 0 15px;
    padding-left: 15px;
    color: #10345f;
    font-size: 24px;
    line-height: 1.4;
    font-weight: 790;
    scroll-margin-top: 92px;
}

.wp-article-content h3::before {
    position: absolute;
    left: 0;
    top: .33em;
    width: 4px;
    height: 1em;
    border-radius: 99px;
    background: #1783ff;
    content: "";
}

.wp-article-content .wp-continuation-title {
    margin-top: 50px;
    padding: 15px 18px;
    border-left: 4px solid #1b7dff;
    border-radius: 0 10px 10px 0;
    background: #f1f7ff;
}

.wp-article-content .wp-continuation-title::before {
    display: none;
}

.wp-body,
.wp-small,
.wp-tiny {
    color: #385776;
    line-height: 1.9;
}

.wp-body {
    margin: 0 0 17px;
    font-size: 16px;
}

.wp-small {
    margin: 0 0 13px;
    font-size: 14px;
}

.wp-tiny {
    margin: 0;
    font-size: 13px;
}

.wp-bullet {
    position: relative;
    margin: 9px 0;
    padding-left: 2px;
}

.wp-bullet span:first-child {
    color: #0d6efd;
}

.wp-article-content a {
    color: #096fe7;
    text-decoration: underline;
    text-underline-offset: 3px;
    overflow-wrap: anywhere;
}

.wp-card-grid {
    display: grid;
    gap: 14px;
    margin: 22px 0 28px;
}

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

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

.wp-card-grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.wp-info-card {
    display: flex;
    min-width: 0;
    min-height: 100%;
    padding: 19px 20px;
    flex-direction: column;
    justify-content: center;
    border: 1px solid #cfe3f7;
    border-radius: 12px;
    background: linear-gradient(145deg, #f9fcff, #eef7ff);
}

.wp-info-card > *:last-child,
.wp-info-card p:last-child,
.wp-info-card div:last-child {
    margin-bottom: 0;
}

.wp-stat-value {
    color: #096fff;
    font-size: 27px;
    line-height: 1.15;
    font-weight: 850;
    text-align: center;
}

.wp-stat-label {
    margin-top: 8px;
    color: #607a99;
    font-size: 13px;
    line-height: 1.5;
    font-weight: 650;
    text-align: center;
}

.wp-callout {
    margin: 24px 0 30px;
    padding: 20px 22px;
    border: 1px solid #b9d9fb;
    border-left: 5px solid #1478ff;
    border-radius: 10px;
    background: linear-gradient(135deg, #f6fbff, #eaf4ff);
    box-shadow: 0 10px 24px rgba(43, 116, 197, .06);
}

.wp-callout-copy {
    color: #224b77;
    font-size: 14px;
    line-height: 1.8;
}

.wp-callout-copy b:first-child,
.wp-callout-copy strong:first-child {
    display: block;
    margin-bottom: 4px;
    color: #0c3161;
    font-size: 15px;
}

.wp-table-scroll {
    width: 100%;
    margin: 20px 0 30px;
    overflow-x: auto;
    border: 1px solid #cddff2;
    border-radius: 10px;
    background: #fff;
    -webkit-overflow-scrolling: touch;
}

.wp-data-table {
    width: 100%;
    min-width: 680px;
    border-collapse: collapse;
    table-layout: auto;
}

.wp-data-table th,
.wp-data-table td {
    min-width: 92px;
    padding: 12px 13px;
    border-right: 1px solid #d7e5f4;
    border-bottom: 1px solid #d7e5f4;
    vertical-align: top;
    text-align: left;
}

.wp-data-table th:last-child,
.wp-data-table td:last-child {
    border-right: 0;
}

.wp-data-table tr:last-child td {
    border-bottom: 0;
}

.wp-data-table thead th {
    color: #fff;
    background: #0b2d59;
    font-size: 13px;
    font-weight: 760;
}

.wp-data-table tbody tr:nth-child(even) {
    background: #f4f8fd;
}

.wp-data-table .wp-table-body,
.wp-data-table .wp-body,
.wp-data-table .wp-small,
.wp-data-table .wp-tiny {
    margin: 0;
    color: #3a5878;
    font-size: 13px;
    line-height: 1.65;
}

.wp-code {
    margin: 22px 0 30px;
    padding: 22px;
    border: 1px solid #213b5d;
    border-radius: 12px;
    overflow-x: auto;
    color: #dcecff;
    background: #07172d;
    font-family: Consolas, "SFMono-Regular", Menlo, monospace;
    font-size: 12px;
    line-height: 1.72;
    tab-size: 2;
    white-space: pre;
}

.wp-download-cta {
    display: flex;
    gap: 28px;
    align-items: center;
    justify-content: space-between;
    padding: 40px 42px;
    color: #fff;
    background:
        radial-gradient(circle at 84% 18%, rgba(60, 187, 255, .28), transparent 33%),
        linear-gradient(135deg, #071c3b, #0b3972);
}

.wp-download-cta span {
    color: #65bfff;
    font-size: 12px;
    font-weight: 780;
    letter-spacing: .1em;
}

.wp-download-cta h2 {
    margin: 7px 0 5px;
    color: #fff;
    font-size: 25px;
    line-height: 1.35;
}

.wp-download-cta p {
    margin: 0;
    color: rgba(222, 239, 255, .68);
    font-size: 14px;
}

@media (max-width: 1280px) {
    .wp-hero-inner {
        gap: 44px;
        grid-template-columns: minmax(0, 1.12fr) minmax(340px, .88fr);
    }

    .wp-reading-layout {
        grid-template-columns: 258px minmax(0, 1fr);
        gap: 24px;
    }

    .wp-article-content {
        padding-right: 34px;
        padding-left: 34px;
    }
}

@media (max-width: 1024px) {
    .wp-hero {
        min-height: auto;
        padding: 122px 0 68px;
    }

    .wp-hero-inner {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .wp-breadcrumb {
        margin-bottom: -8px;
    }

    .wp-hero-panel {
        max-width: 720px;
    }

    .wp-mobile-toc-wrap {
        display: block;
        padding: 24px 0 0;
    }

    .wp-mobile-toc {
        border: 1px solid #cfe0f2;
        border-radius: 12px;
        overflow: hidden;
        background: #fff;
        box-shadow: 0 10px 30px rgba(29, 82, 141, .08);
    }

    .wp-mobile-toc summary {
        display: flex;
        min-height: 58px;
        padding: 0 18px;
        align-items: center;
        justify-content: space-between;
        color: #123760;
        font-weight: 760;
        cursor: pointer;
    }

    .wp-mobile-toc summary span {
        color: #6a83a2;
        font-size: 12px;
        font-weight: 560;
    }

    .wp-mobile-toc .wp-toc-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        border-top: 1px solid #dbe8f5;
    }

    .wp-reading-layout {
        display: block;
        padding-top: 24px;
    }

    .wp-sidebar {
        display: none;
    }
}

@media (max-width: 720px) {
    .wp-hero {
        padding: 104px 0 52px;
    }

    .wp-orbit-one {
        right: -320px;
    }

    .wp-breadcrumb {
        font-size: 12px;
    }

    .wp-edition {
        margin-bottom: 18px;
        font-size: 12px;
    }

    .wp-hero h1 {
        font-size: 42px;
    }

    .wp-hero-lead {
        margin-top: 18px;
        font-size: 20px;
    }

    .wp-hero-summary {
        font-size: 15px;
        line-height: 1.8;
    }

    .wp-hero-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }

    .wp-btn {
        min-height: 48px;
        padding: 0 14px;
        font-size: 14px;
    }

    .wp-meta {
        display: grid;
        gap: 6px;
    }

    .wp-hero-panel {
        padding: 22px;
        border-radius: 16px;
    }

    .wp-hero-stat-grid div {
        min-height: 84px;
        padding: 15px;
    }

    .wp-hero-stat-grid strong {
        font-size: 22px;
    }

    .wp-mobile-toc-wrap {
        padding-top: 16px;
    }

    .wp-mobile-toc .wp-toc-list {
        grid-template-columns: 1fr;
    }

    .wp-reading-layout {
        padding-top: 16px;
        padding-bottom: 64px;
    }

    .wp-article {
        border-radius: 13px;
    }

    .wp-source-note {
        display: block;
        margin: 20px 18px 0;
        padding: 16px 17px;
    }

    .wp-source-note p {
        margin-top: 5px;
    }

    .wp-article-content {
        padding: 0 18px 36px;
    }

    .wp-chapter {
        padding-top: 48px;
    }

    .wp-chapter-head {
        margin-bottom: 24px;
        padding-left: 18px;
    }

    .wp-chapter-head::before {
        height: 42px;
    }

    .wp-chapter-head h2 {
        font-size: 29px;
    }

    .wp-article-content h3 {
        margin-top: 32px;
        font-size: 21px;
    }

    .wp-body {
        font-size: 15px;
        line-height: 1.85;
    }

    .wp-card-grid-2,
    .wp-card-grid-3,
    .wp-card-grid-4 {
        grid-template-columns: 1fr;
    }

    .wp-info-card {
        padding: 17px;
    }

    .wp-callout {
        padding: 17px;
    }

    .wp-data-table {
        min-width: 620px;
    }

    .wp-code {
        margin-right: -2px;
        margin-left: -2px;
        padding: 17px;
        font-size: 11px;
    }

    .wp-download-cta {
        display: block;
        padding: 32px 22px;
    }

    .wp-download-cta h2 {
        font-size: 22px;
    }

    .wp-download-cta .wp-btn {
        width: 100%;
        margin-top: 22px;
    }
}

@media (max-width: 420px) {
    .wp-hero h1 {
        font-size: 36px;
    }

    .wp-hero-actions {
        grid-template-columns: 1fr;
    }

    .wp-system-line span:not(:last-child)::after {
        width: 48px;
    }
}

@media print {
    .site-header,
    .site-footer,
    .mobile-bottom-bar,
    .wp-reading-progress,
    .wp-sidebar,
    .wp-mobile-toc-wrap,
    .wp-hero-actions,
    .wp-download-cta {
        display: none !important;
    }

    .wp-hero {
        min-height: auto;
        padding: 32px 0;
        color: #111;
        background: #fff;
    }

    .wp-hero h1,
    .wp-hero-lead,
    .wp-hero-summary,
    .wp-meta {
        color: #111;
    }

    .wp-hero-panel {
        display: none;
    }

    .wp-reading-layout {
        display: block;
        padding: 0;
    }

    .wp-article {
        border: 0;
        box-shadow: none;
    }

    .wp-chapter {
        break-inside: auto;
    }

    .wp-data-table,
    .wp-info-card,
    .wp-callout {
        break-inside: avoid;
    }
}