:root {
    --kc-bg: #f7f8f5;
    --kc-surface: #ffffff;
    --kc-surface-soft: #f0f3ed;
    --kc-text: #171a18;
    --kc-muted: #626a64;
    --kc-line: rgba(27, 38, 30, .12);
    --kc-line-strong: rgba(27, 38, 30, .2);
    --kc-accent: #184f3c;
    --kc-accent-strong: #0b3628;
    --kc-accent-soft: #dfece5;
    --kc-warm: #efc87a;
    --kc-danger: #a83d31;
    --kc-shadow: 0 18px 55px rgba(28, 47, 35, .08);
    --kc-radius: 22px;
    --kc-container: 1240px;
    color-scheme: light;
}

html[data-ui-theme="dark"],
html[data-theme="dark"],
html.dark {
    --kc-bg: #111513;
    --kc-surface: #191f1b;
    --kc-surface-soft: #202822;
    --kc-text: #f4f7f4;
    --kc-muted: #c0c8c2;
    --kc-line: rgba(235, 245, 238, .12);
    --kc-line-strong: rgba(235, 245, 238, .22);
    --kc-accent: #88c9aa;
    --kc-accent-strong: #b9ebd2;
    --kc-accent-soft: #213c30;
    --kc-warm: #e8c77c;
    --kc-danger: #f09a8f;
    --kc-shadow: 0 22px 70px rgba(0, 0, 0, .24);
    color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 100px; }

body.kc-page {
    margin: 0;
    min-width: 0;
    overflow-x: hidden;
    background: var(--kc-bg);
    color: var(--kc-text);
    font-family: var(--fuuvo-font-sans, "Noto Sans SC", "Inter", "Segoe UI", Arial, sans-serif);
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a { color: inherit; }
button, input { font: inherit; }
img, svg { display: block; max-width: 100%; }
[hidden] { display: none !important; }

.kc-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.kc-container {
    width: min(calc(100% - 48px), var(--kc-container));
    margin-inline: auto;
}

.kc-header {
    position: sticky;
    top: 0;
    z-index: 50;
    height: 76px;
    border-bottom: 1px solid var(--kc-line);
    background: color-mix(in srgb, var(--kc-bg) 86%, transparent);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
}

.kc-header-inner {
    width: min(calc(100% - 48px), 1360px);
    height: 100%;
    margin-inline: auto;
    display: flex;
    align-items: center;
    gap: 34px;
}

.kc-brand {
    flex: 0 0 auto;
    min-width: 154px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--kc-text);
    font-size: 22px;
    font-weight: 800;
    letter-spacing: .01em;
}

.kc-brand-symbol { width: 31px; height: 31px; object-fit: contain; }
.kc-brand-zh { width: auto; height: 30px; object-fit: contain; object-position: left center; }

html[data-ui-theme="dark"] .kc-brand-zh,
html[data-ui-theme="dark"] .kc-brand-symbol {
    filter: brightness(1.18) saturate(1.12) drop-shadow(0 0 9px rgba(57, 204, 214, .12));
}

.kc-nav {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
}

.kc-nav > a {
    position: relative;
    padding: 10px 13px;
    border-radius: 10px;
    color: var(--kc-muted);
    font-size: 14px;
    font-weight: 650;
    text-decoration: none;
    transition: background .2s ease, color .2s ease;
}

.kc-nav > a:hover,
.kc-nav > a.active { color: var(--kc-text); background: var(--kc-surface-soft); }

.kc-nav > a.active::after {
    content: "";
    position: absolute;
    left: 13px;
    right: 13px;
    bottom: 3px;
    height: 2px;
    border-radius: 2px;
    background: var(--kc-accent);
}

.kc-nav .kc-home-link {
    margin-left: 8px;
    padding-inline: 16px;
    color: #fff;
    background: var(--kc-accent-strong);
}

.kc-nav .kc-home-link:hover { color: #fff; background: var(--kc-accent); }
.kc-home-link span { margin-left: 5px; }

.kc-language {
    display: inline-flex;
    align-items: center;
    padding: 3px;
    margin-left: 6px;
    border: 1px solid var(--kc-line);
    border-radius: 10px;
    background: var(--kc-surface);
}

.kc-language a {
    min-width: 35px;
    padding: 5px 7px;
    border-radius: 7px;
    color: var(--kc-muted);
    font-size: 12px;
    font-weight: 750;
    text-align: center;
    text-decoration: none;
}

.kc-language a.active { color: var(--kc-text); background: var(--kc-surface-soft); }
.kc-nav-toggle { display: none; }

.kc-hero {
    position: relative;
    min-height: 435px;
    overflow: hidden;
    border-bottom: 1px solid var(--kc-line);
    background:
        linear-gradient(120deg, color-mix(in srgb, var(--kc-accent-soft) 70%, transparent), transparent 48%),
        var(--kc-bg);
}

.kc-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: .32;
    background-image: radial-gradient(var(--kc-line-strong) .8px, transparent .8px);
    background-size: 22px 22px;
    -webkit-mask-image: linear-gradient(to right, #000, transparent 72%);
    mask-image: linear-gradient(to right, #000, transparent 72%);
}

.kc-hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(2px);
    pointer-events: none;
}

.kc-hero-orb-one {
    right: 8%;
    top: 55px;
    width: 280px;
    height: 280px;
    border: 1px solid color-mix(in srgb, var(--kc-accent) 28%, transparent);
}

.kc-hero-orb-two {
    right: 14%;
    top: 110px;
    width: 170px;
    height: 170px;
    background: color-mix(in srgb, var(--kc-warm) 28%, transparent);
    box-shadow: 0 0 0 38px color-mix(in srgb, var(--kc-accent-soft) 48%, transparent);
}

.kc-hero-inner {
    position: relative;
    z-index: 1;
    padding-block: 78px 72px;
}

.kc-kicker {
    margin: 0 0 15px;
    color: var(--kc-accent);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.kc-hero h1 {
    width: min(770px, 74%);
    margin: 0;
    font-size: clamp(38px, 5vw, 66px);
    line-height: 1.08;
    letter-spacing: -.045em;
}

.kc-hero-intro {
    width: min(700px, 75%);
    margin: 24px 0 30px;
    color: var(--kc-muted);
    font-size: 18px;
    line-height: 1.72;
}

.kc-search {
    position: relative;
    width: min(680px, 76%);
    height: 58px;
    display: flex;
    align-items: center;
    gap: 13px;
    padding: 0 15px 0 19px;
    border: 1px solid var(--kc-line-strong);
    border-radius: 17px;
    background: var(--kc-surface);
    box-shadow: var(--kc-shadow);
}

.kc-search:focus-within { border-color: color-mix(in srgb, var(--kc-accent) 65%, transparent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--kc-accent) 12%, transparent), var(--kc-shadow); }
.kc-search svg { width: 22px; color: var(--kc-muted); }
.kc-search input { flex: 1; min-width: 0; border: 0; outline: 0; color: var(--kc-text); background: transparent; font-size: 16px; }
.kc-search input::placeholder { color: color-mix(in srgb, var(--kc-muted) 75%, transparent); }
.kc-search kbd { padding: 2px 8px; border: 1px solid var(--kc-line); border-radius: 7px; color: var(--kc-muted); background: var(--kc-surface-soft); font-size: 12px; box-shadow: none; }

.kc-card-section,
.kc-flow-section,
.kc-overview-section { padding-block: 72px; }

.kc-section-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 30px;
}

.kc-section-heading > div { display: flex; align-items: baseline; gap: 16px; }
.kc-section-number { margin: 0; color: var(--kc-accent); font-size: 12px; font-weight: 850; letter-spacing: .12em; }
.kc-section-heading h2 { margin: 0; font-size: clamp(26px, 3vw, 38px); line-height: 1.2; letter-spacing: -.025em; }
.kc-section-heading > p { max-width: 420px; margin: 0; color: var(--kc-muted); font-size: 14px; text-align: right; }

.kc-card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

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

.kc-topic-card {
    position: relative;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 25px;
    overflow: hidden;
    border: 1px solid var(--kc-line);
    border-radius: var(--kc-radius);
    background: var(--kc-surface);
    text-decoration: none;
    transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}

.kc-topic-card::after {
    content: "";
    position: absolute;
    right: -75px;
    bottom: -80px;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: color-mix(in srgb, var(--kc-accent-soft) 68%, transparent);
    transition: transform .3s ease;
}

.kc-topic-card:hover { transform: translateY(-5px); border-color: color-mix(in srgb, var(--kc-accent) 38%, transparent); box-shadow: var(--kc-shadow); }
.kc-topic-card:hover::after { transform: scale(1.18); }

.kc-topic-icon {
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    margin-bottom: 30px;
    border-radius: 17px;
    color: var(--kc-accent-strong);
    background: var(--kc-accent-soft);
}

.kc-topic-icon svg { width: 32px; height: 32px; }
.kc-topic-copy { position: relative; z-index: 1; display: flex; flex-direction: column; gap: 10px; }
.kc-topic-copy strong { font-size: 20px; line-height: 1.3; letter-spacing: -.015em; }
.kc-topic-copy > span { color: var(--kc-muted); font-size: 14px; line-height: 1.7; }
.kc-topic-arrow { position: absolute; z-index: 2; right: 22px; top: 22px; color: var(--kc-muted); font-size: 19px; transition: transform .2s ease, color .2s ease; }
.kc-topic-card:hover .kc-topic-arrow { color: var(--kc-accent); transform: translate(2px, -2px); }
.kc-search-empty { padding: 35px; margin: 20px 0 0; border: 1px dashed var(--kc-line-strong); border-radius: 18px; color: var(--kc-muted); text-align: center; }

.kc-flow-section { border-top: 1px solid var(--kc-line); }
.kc-flow { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--kc-line); border-radius: var(--kc-radius); overflow: hidden; background: var(--kc-surface); }
.kc-flow article { position: relative; min-height: 220px; padding: 27px; border-right: 1px solid var(--kc-line); }
.kc-flow article:last-child { border-right: 0; }
.kc-flow article > span { display: block; margin-bottom: 45px; color: var(--kc-accent); font-size: 12px; font-weight: 850; letter-spacing: .12em; }
.kc-flow article > strong { display: block; margin-bottom: 10px; font-size: 18px; }
.kc-flow article > p { margin: 0; color: var(--kc-muted); font-size: 14px; }

.kc-overview-section { border-top: 1px solid var(--kc-line); }
.kc-overview-shell { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 70px; align-items: start; }
.kc-overview-label { position: sticky; top: 108px; }
.kc-overview-label h2 { margin: 13px 0; font-size: 30px; line-height: 1.25; }
.kc-overview-label > p:last-child { margin: 0; color: var(--kc-muted); font-size: 14px; }
.kc-overview-copy { padding: 42px 48px; border: 1px solid var(--kc-line); border-radius: var(--kc-radius); background: var(--kc-surface); box-shadow: var(--kc-shadow); }

.kc-reading-progress { position: fixed; z-index: 100; top: 0; left: 0; width: 0; height: 3px; background: var(--kc-accent); }
.kc-article-main { padding-block: 26px 80px; }
.kc-breadcrumbs { display: flex; align-items: center; gap: 9px; min-width: 0; margin-bottom: 25px; color: var(--kc-muted); font-size: 13px; white-space: nowrap; overflow: hidden; }
.kc-breadcrumbs a { text-decoration: none; }
.kc-breadcrumbs a:hover { color: var(--kc-accent); }
.kc-breadcrumbs > span:last-child { overflow: hidden; text-overflow: ellipsis; color: var(--kc-text); }

.kc-article-layout { min-width: 0; display: grid; grid-template-columns: 220px minmax(0, 760px) 210px; justify-content: space-between; gap: 44px; align-items: start; }
.kc-article-nav,
.kc-toc { position: sticky; top: 104px; min-width: 0; max-height: calc(100vh - 128px); overflow-y: auto; scrollbar-width: thin; }

.kc-back-link { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 28px; color: var(--kc-muted); font-size: 13px; text-decoration: none; }
.kc-back-link:hover { color: var(--kc-accent); }
.kc-article-nav > p,
.kc-toc > p { margin: 0 0 11px; color: var(--kc-muted); font-size: 11px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.kc-article-nav nav { display: flex; flex-direction: column; gap: 3px; border-left: 1px solid var(--kc-line); }
.kc-article-nav nav a { padding: 8px 13px; margin-left: -1px; border-left: 2px solid transparent; color: var(--kc-muted); font-size: 13px; line-height: 1.45; text-decoration: none; }
.kc-article-nav nav a:hover { color: var(--kc-text); }
.kc-article-nav nav a.active { border-left-color: var(--kc-accent); color: var(--kc-accent); font-weight: 750; }

.kc-side-support { padding: 17px; margin-top: 25px; border: 1px solid var(--kc-line); border-radius: 15px; background: var(--kc-surface-soft); }
.kc-side-support strong { font-size: 13px; }
.kc-side-support p { margin: 6px 0 10px; color: var(--kc-muted); font-size: 12px; line-height: 1.55; }
.kc-side-support a { color: var(--kc-accent); font-size: 12px; font-weight: 750; text-decoration: none; }

.kc-article { min-width: 0; padding: 0 0 40px; }
.kc-article-hero { padding: 54px 55px 48px; margin-bottom: 28px; border: 1px solid var(--kc-line); border-radius: 26px; background: linear-gradient(135deg, var(--kc-surface), color-mix(in srgb, var(--kc-accent-soft) 55%, var(--kc-surface))); box-shadow: var(--kc-shadow); }
.kc-article-hero h1 { margin: 0; font-size: clamp(38px, 4.5vw, 58px); line-height: 1.08; letter-spacing: -.045em; }
.kc-article-hero > p:last-child { margin: 22px 0 0; color: var(--kc-muted); font-size: 17px; line-height: 1.75; }

.kc-report-cta { display: flex; align-items: center; justify-content: space-between; gap: 25px; padding: 24px 27px; margin-bottom: 28px; border: 1px solid color-mix(in srgb, var(--kc-danger) 35%, transparent); border-radius: 18px; background: color-mix(in srgb, var(--kc-danger) 7%, var(--kc-surface)); }
.kc-report-cta strong { font-size: 17px; }
.kc-report-cta p { margin: 4px 0 0; color: var(--kc-muted); font-size: 13px; }
.kc-report-cta > a { flex: 0 0 auto; display: inline-flex; align-items: center; gap: 8px; padding: 11px 16px; border-radius: 11px; color: #fff; background: var(--kc-danger); font-size: 13px; font-weight: 750; text-decoration: none; }

.kc-copy { min-width: 0; color: var(--kc-text); overflow-wrap: anywhere; }
.kc-article > .kc-copy { padding: 46px 54px; border: 1px solid var(--kc-line); border-radius: 24px; background: var(--kc-surface); }
.kc-copy > :first-child { margin-top: 0; }
.kc-copy > :last-child { margin-bottom: 0; }
.kc-copy h2 { scroll-margin-top: 104px; margin: 56px 0 20px; padding-top: 8px; color: var(--kc-text); font-size: 28px; line-height: 1.3; letter-spacing: -.025em; }
.kc-copy h2:first-child { margin-top: 0; }
.kc-copy h3 { scroll-margin-top: 104px; margin: 32px 0 12px; color: var(--kc-text); font-size: 20px; line-height: 1.4; }
.kc-copy p { margin: 0 0 17px; color: color-mix(in srgb, var(--kc-text) 86%, var(--kc-muted)); line-height: 1.82; }
.kc-copy strong { color: var(--kc-text); font-weight: 750; }
.kc-copy a { color: var(--kc-accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
.kc-copy a:hover { color: var(--kc-accent-strong); }
.kc-copy ul,
.kc-copy ol { padding-left: 1.45em; margin: 0 0 22px; }
.kc-copy li { padding-left: .25em; margin-bottom: 9px; }
.kc-copy blockquote,
.kc-copy .kc-note { padding: 18px 21px; margin: 24px 0; border-left: 3px solid var(--kc-accent); border-radius: 0 12px 12px 0; background: var(--kc-accent-soft); }
.kc-copy .kc-note { border-left: 0; border: 1px solid color-mix(in srgb, var(--kc-accent) 25%, transparent); border-radius: 14px; }
.kc-copy .kc-table-wrap { width: 100%; margin: 25px 0; overflow-x: auto; border: 1px solid var(--kc-line); border-radius: 14px; }
.kc-copy table { width: 100%; min-width: 600px; border-collapse: collapse; background: var(--kc-surface); }
.kc-copy th,
.kc-copy td { padding: 13px 15px; border-right: 1px solid var(--kc-line); border-bottom: 1px solid var(--kc-line); text-align: left; vertical-align: top; }
.kc-copy th { color: var(--kc-text); background: var(--kc-surface-soft); font-size: 13px; }
.kc-copy td { color: var(--kc-muted); font-size: 13px; }
.kc-copy th:last-child,
.kc-copy td:last-child { border-right: 0; }
.kc-copy tr:last-child td { border-bottom: 0; }

.kc-toc nav { display: flex; flex-direction: column; gap: 2px; border-left: 1px solid var(--kc-line); }
.kc-toc a { padding: 6px 0 6px 13px; margin-left: -1px; border-left: 2px solid transparent; color: var(--kc-muted); font-size: 12px; line-height: 1.45; text-decoration: none; }
.kc-toc a.level-3 { padding-left: 24px; }
.kc-toc a:hover { color: var(--kc-text); }
.kc-toc a.active { border-left-color: var(--kc-accent); color: var(--kc-accent); font-weight: 700; }

.kc-article-pager { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 22px; }
.kc-article-pager a { display: flex; min-height: 105px; flex-direction: column; justify-content: center; padding: 20px; border: 1px solid var(--kc-line); border-radius: 17px; background: var(--kc-surface); text-decoration: none; transition: border-color .2s ease, transform .2s ease; }
.kc-article-pager a:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--kc-accent) 40%, transparent); }
.kc-article-pager a span { margin-bottom: 6px; color: var(--kc-muted); font-size: 11px; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.kc-article-pager a strong { font-size: 14px; line-height: 1.45; }
.kc-article-pager .next { text-align: right; }

.kc-footer { border-top: 1px solid var(--kc-line); background: var(--kc-surface); }
.kc-footer .kc-container { min-height: 96px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.kc-footer span { font-weight: 800; }
.kc-footer p { margin: 0; color: var(--kc-muted); font-size: 13px; }
.kc-footer a { color: var(--kc-text); font-weight: 750; text-decoration: none; }

@media (max-width: 1120px) {
    .kc-card-grid,
    .kc-card-grid-four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .kc-article-layout { grid-template-columns: 190px minmax(0, 1fr); }
    .kc-toc { display: none; }
    .kc-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .kc-flow article:nth-child(2) { border-right: 0; }
    .kc-flow article:nth-child(-n+2) { border-bottom: 1px solid var(--kc-line); }
}

@media (max-width: 880px) {
    .kc-header { height: 68px; }
    .kc-header-inner { width: min(calc(100% - 32px), 1360px); }
    .kc-brand { min-width: 0; }
    .kc-brand-zh { height: 26px; }
    .kc-brand-symbol { width: 28px; height: 28px; }
    .kc-nav-toggle { width: 42px; height: 42px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; padding: 0; margin-left: auto; border: 1px solid var(--kc-line); border-radius: 11px; color: var(--kc-text); background: var(--kc-surface); }
    .kc-nav-toggle > span:not(.kc-sr-only) { width: 18px; height: 2px; border-radius: 2px; background: currentColor; transition: transform .2s ease, opacity .2s ease; }
    .kc-nav-toggle[aria-expanded="true"] > span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
    .kc-nav-toggle[aria-expanded="true"] > span:nth-child(2) { opacity: 0; }
    .kc-nav-toggle[aria-expanded="true"] > span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
    .kc-nav { position: absolute; top: calc(100% + 1px); left: 0; right: 0; display: none; align-items: stretch; flex-direction: column; gap: 4px; padding: 15px 16px 20px; border-bottom: 1px solid var(--kc-line); background: var(--kc-bg); box-shadow: var(--kc-shadow); }
    .kc-nav.open { display: flex; }
    .kc-nav > a { padding: 11px 13px; }
    .kc-nav > a.active::after { display: none; }
    .kc-nav .kc-home-link { margin: 7px 0 0; text-align: center; }
    .kc-language { align-self: flex-start; margin: 7px 0 0; }
    .kc-hero { min-height: 390px; }
    .kc-hero-inner { padding-block: 64px 58px; }
    .kc-hero h1,
    .kc-hero-intro,
    .kc-search { width: min(100%, 690px); }
    .kc-hero-orb-one { right: -120px; }
    .kc-hero-orb-two { right: -45px; opacity: .55; }
    .kc-overview-shell { grid-template-columns: 1fr; gap: 26px; }
    .kc-overview-label { position: static; }
    .kc-article-layout { grid-template-columns: minmax(0, 1fr); gap: 20px; }
    .kc-article-nav { position: static; width: 100%; min-width: 0; max-width: 100%; max-height: none; overflow: hidden; padding: 15px; border: 1px solid var(--kc-line); border-radius: 16px; background: var(--kc-surface); }
    .kc-article-nav .kc-back-link { margin-bottom: 15px; }
    .kc-article-nav > p { display: none; }
    .kc-article-nav nav { width: 100%; min-width: 0; flex-direction: row; gap: 6px; overflow-x: auto; padding-bottom: 3px; border-left: 0; scrollbar-width: thin; }
    .kc-article-nav nav a { flex: 0 0 auto; padding: 8px 12px; margin: 0; border: 1px solid var(--kc-line); border-radius: 9px; white-space: nowrap; }
    .kc-article-nav nav a.active { border-color: var(--kc-accent); background: var(--kc-accent-soft); }
    .kc-side-support { display: none; }
}

@media (max-width: 640px) {
    .kc-container { width: min(calc(100% - 28px), var(--kc-container)); }
    .kc-header-inner { width: calc(100% - 28px); }
    .kc-brand { font-size: 19px; }
    .kc-brand-zh { height: 24px; max-width: 110px; }
    .kc-brand-symbol { width: 26px; height: 26px; }
    .kc-hero { min-height: 0; }
    .kc-hero-inner { padding-block: 52px 48px; }
    .kc-kicker { font-size: 11px; }
    .kc-hero h1 { font-size: clamp(34px, 11vw, 48px); }
    .kc-hero-intro { margin-block: 18px 25px; font-size: 15px; }
    .kc-search { height: 54px; border-radius: 15px; }
    .kc-search input { font-size: 14px; }
    .kc-search kbd { display: none; }
    .kc-card-section,
    .kc-flow-section,
    .kc-overview-section { padding-block: 50px; }
    .kc-section-heading { align-items: flex-start; flex-direction: column; gap: 9px; margin-bottom: 22px; }
    .kc-section-heading > div { gap: 10px; }
    .kc-section-heading h2 { font-size: 27px; }
    .kc-section-heading > p { text-align: left; }
    .kc-card-grid,
    .kc-card-grid-four { grid-template-columns: 1fr; gap: 12px; }
    .kc-topic-card { min-height: 0; display: grid; grid-template-columns: 48px minmax(0, 1fr); column-gap: 16px; padding: 20px 46px 20px 18px; border-radius: 18px; }
    .kc-topic-icon { width: 48px; height: 48px; margin: 0; border-radius: 14px; }
    .kc-topic-icon svg { width: 27px; height: 27px; }
    .kc-topic-copy strong { font-size: 17px; }
    .kc-topic-copy > span { font-size: 13px; line-height: 1.55; }
    .kc-topic-arrow { top: 18px; right: 17px; }
    .kc-flow { grid-template-columns: 1fr; }
    .kc-flow article { min-height: 0; padding: 22px; border-right: 0; border-bottom: 1px solid var(--kc-line); }
    .kc-flow article:nth-child(-n+2) { border-bottom: 1px solid var(--kc-line); }
    .kc-flow article:last-child { border-bottom: 0; }
    .kc-flow article > span { margin-bottom: 20px; }
    .kc-overview-label h2 { font-size: 27px; }
    .kc-overview-copy { padding: 26px 22px; border-radius: 18px; }
    .kc-article-main { padding-block: 17px 55px; }
    .kc-breadcrumbs { margin-bottom: 16px; font-size: 12px; }
    .kc-article-nav { padding: 12px; }
    .kc-article-hero { padding: 33px 25px 30px; margin-bottom: 16px; border-radius: 20px; }
    .kc-article-hero h1 { font-size: 37px; }
    .kc-article-hero > p:last-child { margin-top: 16px; font-size: 15px; }
    .kc-report-cta { align-items: stretch; flex-direction: column; padding: 20px; }
    .kc-report-cta > a { justify-content: center; }
    .kc-article > .kc-copy { padding: 30px 23px; border-radius: 19px; }
    .kc-copy h2 { margin-top: 43px; font-size: 24px; }
    .kc-copy h3 { margin-top: 27px; font-size: 18px; }
    .kc-copy p,
    .kc-copy li { font-size: 14px; }
    .kc-copy .kc-table-wrap { width: calc(100% + 10px); margin-left: -5px; }
    .kc-article-pager { grid-template-columns: 1fr; }
    .kc-article-pager .next { text-align: left; }
    .kc-footer .kc-container { align-items: flex-start; flex-direction: column; justify-content: center; gap: 4px; padding-block: 22px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}