/* Notice reading layout; preserve the shared help-center theme and controls. */
.exchange-center .nd-page {
    width: calc(100% - clamp(32px, 7vw, 128px));
    max-width: 900px;
    margin-inline: auto;
    padding-top: 32px;
    padding-bottom: 72px;
}
.exchange-center .nd-navigation { padding-bottom: 32px; }
.exchange-center .nd-navigation .ec-back-link { font-size: 13px; gap: 9px; color: var(--ec-muted); }
.exchange-center .nd-navigation .ec-back-link:hover { color: var(--ec-ink); }
.exchange-center .nd-editorial { width: 100%; margin: 0; }
.exchange-center .nd-editorial .nd-header { padding: 0 0 26px; border-bottom: 1px solid var(--ec-line); }
.exchange-center .nd-category {
    margin: 0 0 14px;
    color: var(--ec-accent);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .035em;
    line-height: 1.5;
}
.exchange-center .nd-editorial .nd-header h1 {
    margin: 0;
    font-size: clamp(28px, 2.2vw, 32px);
    font-weight: 650;
    line-height: 1.45;
    letter-spacing: -.03em;
    text-wrap: pretty;
    word-break: keep-all;
    overflow-wrap: anywhere;
}
.exchange-center .nd-editorial .nd-meta { margin-top: 18px; color: var(--ec-muted); font-size: 12px; letter-spacing: .015em; line-height: 1.6; }
.exchange-center .nd-editorial .nd-body {
    padding: 30px 0 34px;
    font-size: 16px;
    line-height: 1.75;
    letter-spacing: -.012em;
    word-break: keep-all;
    overflow-wrap: anywhere;
    text-align: start;
}
.exchange-center .nd-editorial .nd-body p { margin: 0 0 16px; }
.exchange-center .nd-editorial .nd-body h2 { margin: 32px 0 14px; color: var(--ec-ink); font-size: 22px; font-weight: 650; line-height: 1.5; letter-spacing: -.025em; }
.exchange-center .nd-editorial .nd-body h3 { margin: 28px 0 10px; color: var(--ec-ink); font-size: 18px; font-weight: 650; line-height: 1.55; }
.exchange-center .nd-editorial .nd-body > :is(h2, h3):first-child { margin-top: 0; }
.exchange-center .nd-editorial .nd-body strong { font-weight: 650; color: var(--ec-ink); }
.exchange-center .nd-editorial .nd-body :is(ul, ol) { margin: 16px 0 24px; padding-inline-start: 24px; }
.exchange-center .nd-editorial .nd-body li { margin: 8px 0; padding-inline-start: 4px; }
.exchange-center .nd-editorial .nd-body li::marker { color: var(--ec-accent); }
.exchange-center .nd-editorial .nd-body li :is(ul, ol) { margin-block: 8px; }
.exchange-center .nd-editorial .nd-body blockquote {
    margin: 24px 0;
    padding: 16px 20px;
    border: 1px solid var(--ec-line);
    border-inline-start: 3px solid var(--ec-accent);
    border-radius: 6px;
    background: var(--ec-hover);
    color: inherit;
    font-size: inherit;
    font-style: normal;
    line-height: inherit;
}
.exchange-center .nd-editorial .nd-body > :last-child,
.exchange-center .nd-editorial .nd-body blockquote > :last-child { margin-bottom: 0; }
.exchange-center .nd-editorial .nd-body a { color: var(--ec-accent); text-decoration: underline; text-underline-offset: 3px; }
.exchange-center .nd-editorial .nd-body a[href^="https://t.me/"] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    max-width: 100%;
    min-height: 46px;
    padding: 11px 18px;
    border: 1px solid #1677b5;
    border-radius: 6px;
    background: #1677b5;
    color: #fff;
    font-size: 15px;
    font-weight: 650;
    line-height: 1.5;
    text-decoration: none;
    text-align: start;
    vertical-align: middle;
}
.exchange-center .nd-editorial .nd-body a[href^="https://t.me/"]::before {
    content: '';
    flex: 0 0 22px;
    width: 22px;
    height: 22px;
    background: url("../icons/telegram-login-MUAaCMf.svg") center / contain no-repeat;
    filter: brightness(0) invert(1);
}
.exchange-center .nd-editorial .nd-body a[href^="https://t.me/"]:hover { opacity: .88; }
.exchange-center .nd-editorial .nd-body a[href^="https://t.me/"] :is(strong, em) { color: inherit; }
.exchange-center .nd-editorial .nd-body a:is([href="https://telegram.org/android"], [href="https://telegram.org/dl/ios"]) {
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    margin-inline-end: 20px;
    padding-block: 4px;
    color: var(--ec-muted);
    font-size: 14px;
}
.exchange-center .nd-editorial .nd-body a:is([href="https://telegram.org/android"], [href="https://telegram.org/dl/ios"]):hover { color: var(--ec-ink); }
.exchange-center .nd-editorial .nd-footer { padding: 20px 0; gap: 16px; }
.exchange-center .nd-editorial .nd-list-link { min-height: 38px; padding: 8px 15px; border-radius: 5px; background: transparent; font-weight: 550; }
.exchange-center .nd-editorial .nd-copy-wrap .ec-copy { min-height: 38px; padding: 8px 12px; border: 1px solid transparent; border-radius: 5px; }
.exchange-center .nd-editorial .nd-copy-wrap .ec-copy:hover { background: var(--ec-hover); }
:root[data-theme=dark] .exchange-center .nd-editorial .nd-body { color: #d3d7dc; }
:root[data-theme=dark] .exchange-center .nd-editorial .nd-header h1 { color: #f1f3f5; }

@media (max-width: 700px) {
    .exchange-center .nd-page { width: calc(100% - 36px); padding-top: 20px; padding-bottom: 42px; }
    .exchange-center .nd-navigation { padding-bottom: 26px; }
    .exchange-center .nd-category { margin-bottom: 11px; font-size: 11px; }
    .exchange-center .nd-editorial .nd-header { padding-bottom: 21px; }
    .exchange-center .nd-editorial .nd-header h1 { font-size: 24px; line-height: 1.5; letter-spacing: -.025em; }
    .exchange-center .nd-editorial .nd-meta { margin-top: 15px; font-size: 11px; }
    .exchange-center .nd-editorial .nd-body { padding: 25px 0 26px; }
    .exchange-center .nd-editorial .nd-body h2 { margin-top: 28px; font-size: 20px; }
    .exchange-center .nd-editorial .nd-body h3 { margin-top: 24px; }
    .exchange-center .nd-editorial .nd-body blockquote { padding: 14px 16px; }
    .exchange-center .nd-editorial .nd-footer { padding: 18px 0; }
    .exchange-center .nd-editorial .nd-list-link,
    .exchange-center .nd-editorial .nd-copy-wrap .ec-copy { font-size: 12px; }
}

/* Respect Japanese/Chinese punctuation without changing their reading measure. */
html:is([lang=ja], [lang=zh-Hans], [lang=zh-Hant]) .exchange-center .nd-editorial .nd-header h1,
html:is([lang=ja], [lang=zh-Hans], [lang=zh-Hant]) .exchange-center .nd-editorial .nd-body {
    word-break: normal;
    line-break: strict;
}