:root {
    --czssdts-ink: #14213d;
    --czssdts-body: #334155;
    --czssdts-muted: #64748b;
    --czssdts-line: #e2e8f0;
    --czssdts-soft: #f8fafc;
    --czssdts-indigo: #4f46e5;
    --czssdts-indigo-soft: #eef2ff;
    --czssdts-teal: #0f766e;
    --czssdts-teal-soft: #ecfdf5;
    --czssdts-amber: #a16207;
    --czssdts-amber-soft: #fffbeb;
    --czssdts-red: #b42318;
    --czssdts-red-soft: #fef3f2;
    --czssdts-radius: 16px;
    --czssdts-shadow: 0 10px 30px rgba(15, 23, 42, .06);
}

.czssdts-wrap,
.czssdts-wrap * { box-sizing: border-box; }

.czssdts-wrap {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    color: var(--czssdts-body);
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 17px;
    line-height: 1.74;
}

.czssdts-wrap a { color: var(--czssdts-indigo); text-decoration-thickness: 1px; text-underline-offset: 3px; }
.czssdts-wrap h1,
.czssdts-wrap h2,
.czssdts-wrap h3 { color: var(--czssdts-ink); letter-spacing: -.025em; line-height: 1.17; }
.czssdts-wrap h1 { margin: 0; max-width: 900px; font-size: clamp(2.35rem, 5vw, 3.9rem); }
.czssdts-wrap h2 { margin: 0 0 18px; font-size: clamp(1.65rem, 3vw, 2.45rem); }
.czssdts-wrap h3 { margin: 28px 0 10px; font-size: 1.28rem; }
.czssdts-wrap p { margin: 0 0 18px; }

.czssdts-breadcrumb {
    display: flex;
    gap: 9px;
    align-items: center;
    flex-wrap: wrap;
    margin: 30px 0 20px;
    color: var(--czssdts-muted);
    font-size: .83rem;
}
.czssdts-breadcrumb a { color: var(--czssdts-muted); text-decoration: none; }
.czssdts-breadcrumb a:hover { color: var(--czssdts-indigo); }

.czssdts-hero {
    display: block;
    margin: 0 0 10px;
    padding: clamp(18px, 4vw, 42px) 0 24px;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}
.czssdts-kicker {
    margin: 0 0 12px !important;
    color: var(--czssdts-indigo);
    font-size: .76rem;
    font-weight: 800;
    letter-spacing: .11em;
    text-transform: uppercase;
}
.czssdts-lead {
    max-width: 860px;
    margin: 20px 0 22px !important;
    color: #475569;
    font-size: clamp(1.04rem, 2vw, 1.22rem);
}
.czssdts-chips { display: flex; gap: 8px; flex-wrap: wrap; margin: 0 0 17px; }
.czssdts-chips span {
    padding: 6px 10px;
    border: 1px solid #dbe3ff;
    border-radius: 999px;
    background: var(--czssdts-indigo-soft);
    color: #3730a3;
    font-size: .76rem;
    font-weight: 700;
}
.czssdts-reviewed { margin: 0 !important; color: var(--czssdts-muted); font-size: .81rem; }

.czssdts-answer {
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    margin: 28px 0;
    overflow: hidden;
    border: 1px solid #cbd5e1;
    border-radius: var(--czssdts-radius);
    background: #fff;
}
.czssdts-answer-label {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 26px;
    border-right: 1px solid var(--czssdts-line);
    background: var(--czssdts-soft);
    color: var(--czssdts-ink);
}
.czssdts-answer-label span { font-size: .96rem; font-weight: 800; }
.czssdts-answer-label small { color: var(--czssdts-muted); font-size: .76rem; }
.czssdts-answer-body { padding: 30px 34px; }
.czssdts-answer-body h2 { margin-bottom: 12px; font-size: clamp(1.4rem, 2.6vw, 2rem); }
.czssdts-answer-body > p { color: #334155; font-size: 1.03rem; }
.czssdts-answer-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 22px;
}
.czssdts-answer-actions div { padding: 15px 17px; border-radius: 14px; background: var(--czssdts-soft); }
.czssdts-answer-actions span { display: block; color: var(--czssdts-muted); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.czssdts-answer-actions strong { display: block; margin-top: 4px; color: var(--czssdts-ink); font-size: .94rem; line-height: 1.45; }

.czssdts-facts {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin: 0 0 28px;
}
.czssdts-facts article { padding: 23px; border: 1px solid var(--czssdts-line); border-radius: 16px; background: #fff; }
.czssdts-facts span { display: block; color: var(--czssdts-muted); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.czssdts-facts strong { display: block; margin: 7px 0; color: var(--czssdts-ink); font-size: 1.25rem; line-height: 1.3; }
.czssdts-facts p { margin: 0; color: var(--czssdts-muted); font-size: .86rem; line-height: 1.52; }

.czssdts-tool {
    margin: 30px 0 48px;
    padding: clamp(25px, 5vw, 42px);
    border: 1px solid #c7d2fe;
    border-radius: 24px;
    background: #f7f8ff;
}
.czssdts-tool-head { display: flex; justify-content: space-between; gap: 24px; align-items: flex-start; margin-bottom: 25px; }
.czssdts-tool-head h2 { margin-bottom: 10px; }
.czssdts-tool-head > div > p:last-child { max-width: 760px; margin: 0; color: var(--czssdts-muted); }
.czssdts-tool-head > span { flex: 0 0 auto; padding: 8px 12px; border-radius: 999px; background: #fff; color: #475569; font-size: .74rem; font-weight: 700; }
.czssdts-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.czssdts-form-grid label { display: block; }
.czssdts-form-grid label > span { display: block; margin-bottom: 7px; color: var(--czssdts-ink); font-size: .82rem; font-weight: 750; }
.czssdts-form-grid select,
.czssdts-form-grid input {
    width: 100%;
    min-height: 50px;
    padding: 0 14px;
    border: 1px solid #cbd5e1;
    border-radius: 12px;
    background: #fff;
    color: var(--czssdts-ink);
    font: inherit;
    font-size: .92rem;
    outline: none;
}
.czssdts-form-grid select:focus,
.czssdts-form-grid input:focus { border-color: var(--czssdts-indigo); box-shadow: 0 0 0 4px rgba(79, 70, 229, .1); }
.czssdts-input-unit { position: relative; }
.czssdts-input-unit input { padding-right: 68px; }
.czssdts-input-unit small { position: absolute; top: 50%; right: 14px; transform: translateY(-50%); color: var(--czssdts-muted); font-size: .75rem; font-weight: 700; }
.czssdts-tool-result {
    margin-top: 20px;
    padding: 23px 25px;
    border: 1px solid #cbd5e1;
    border-radius: 14px;
    background: #fff;
}
.czssdts-tool-result[data-status="good"] { border-color: #99d5cf; background: #fbfffe; }
.czssdts-tool-result[data-status="warn"] { border-color: #f3cf8b; background: #fffdfa; }
.czssdts-tool-result[data-status="bad"] { border-color: #efb5af; background: #fffafa; }
.czssdts-tool-result > span { display: block; color: var(--czssdts-muted); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.czssdts-tool-result > strong { display: block; margin: 3px 0 4px; color: var(--czssdts-ink); font-size: 1.2rem; line-height: 1.35; }
.czssdts-tool-result > p { margin: 0; color: #475569; }
.czssdts-tool-result ul { margin: 13px 0 0; padding-left: 20px; }
.czssdts-tool-result li { margin: 5px 0; }

.czssdts-content-grid { display: grid; grid-template-columns: minmax(0, 1fr) 250px; gap: 54px; align-items: start; }
.czssdts-content-grid > * { min-width: 0; }
.czssdts-article { min-width: 0; }
.czssdts-section { padding: 15px 0 34px; scroll-margin-top: 90px; border-bottom: 1px solid var(--czssdts-line); }
.czssdts-section + .czssdts-section { padding-top: 42px; }
.czssdts-section p { color: #3f4e62; }
.czssdts-list { margin: 0 0 22px; padding-left: 23px; }
.czssdts-list li { margin: 9px 0; padding-left: 5px; }
.czssdts-numbered li::marker { color: var(--czssdts-indigo); font-weight: 800; }
.czssdts-callout { margin: 25px 0; padding: 20px 22px; border-radius: 14px; border: 1px solid var(--czssdts-line); }
.czssdts-callout strong { display: block; margin-bottom: 5px; color: var(--czssdts-ink); }
.czssdts-callout p { margin: 0; }
.czssdts-callout-info { background: var(--czssdts-indigo-soft); border-color: #c7d2fe; }
.czssdts-callout-warning { background: var(--czssdts-amber-soft); border-color: #fde68a; }
.czssdts-callout-danger { background: var(--czssdts-red-soft); border-color: #fecaca; }
.czssdts-callout-success { background: var(--czssdts-teal-soft); border-color: #a7f3d0; }
.czssdts-steps { display: grid; gap: 13px; margin: 24px 0; }
.czssdts-steps article { display: grid; grid-template-columns: 42px minmax(0, 1fr); gap: 14px; padding: 19px; border: 1px solid var(--czssdts-line); border-radius: 14px; background: #fff; }
.czssdts-steps article > span { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: var(--czssdts-indigo-soft); color: var(--czssdts-indigo); font-weight: 850; }
.czssdts-steps h3 { margin: 1px 0 5px; font-size: 1.04rem; }
.czssdts-steps p { margin: 0; font-size: .93rem; }
.czssdts-table-wrap { margin: 24px 0; overflow-x: auto; border: 1px solid var(--czssdts-line); border-radius: 14px; background: #fff; }
.czssdts-table-wrap table { width: 100%; min-width: 620px; border-collapse: collapse; }
.czssdts-table-wrap th,
.czssdts-table-wrap td { padding: 14px 16px; border-bottom: 1px solid var(--czssdts-line); text-align: left; vertical-align: top; }
.czssdts-table-wrap th { background: var(--czssdts-soft); color: var(--czssdts-ink); font-size: .78rem; letter-spacing: .04em; text-transform: uppercase; }
.czssdts-table-wrap td { font-size: .91rem; line-height: 1.55; }
.czssdts-table-wrap tr:last-child td { border-bottom: 0; }

.czssdts-sidebar { position: sticky; top: 28px; }
.czssdts-toc { padding: 20px; border: 1px solid var(--czssdts-line); border-radius: 16px; background: #fff; }
.czssdts-toc > p { margin: 0 0 10px; color: var(--czssdts-ink); font-size: .8rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.czssdts-toc ol { margin: 0; padding-left: 21px; }
.czssdts-toc li { margin: 8px 0; color: var(--czssdts-muted); font-size: .82rem; line-height: 1.42; }
.czssdts-toc a { color: #475569; text-decoration: none; }
.czssdts-toc a:hover { color: var(--czssdts-indigo); }
.czssdts-sidebar-cta { display: block; margin-top: 17px; padding: 10px 12px; border-radius: 10px; background: var(--czssdts-ink); color: #fff !important; text-align: center; font-size: .82rem; font-weight: 750; }

.czssdts-sources,
.czssdts-related,
.czssdts-faq,
.czssdts-method { margin: 52px 0 0; }
.czssdts-sources { display: grid; grid-template-columns: .8fr 1.2fr; gap: 35px; padding: 30px; border-radius: 20px; background: var(--czssdts-soft); }
.czssdts-sources h2 { font-size: 1.7rem; }
.czssdts-sources > div > p:last-child { margin: 0; color: var(--czssdts-muted); font-size: .9rem; }
.czssdts-sources ul { margin: 0; padding: 0; list-style: none; }
.czssdts-sources li { display: flex; justify-content: space-between; gap: 15px; padding: 11px 0; border-bottom: 1px solid var(--czssdts-line); font-size: .9rem; }
.czssdts-sources li:last-child { border-bottom: 0; }
.czssdts-sources li span { color: var(--czssdts-muted); font-size: .72rem; white-space: nowrap; }
.czssdts-faq-list { border-top: 1px solid var(--czssdts-line); }
.czssdts-faq details { border-bottom: 1px solid var(--czssdts-line); }
.czssdts-faq summary { cursor: pointer; padding: 19px 42px 19px 0; color: var(--czssdts-ink); font-weight: 750; list-style: none; position: relative; }
.czssdts-faq summary::-webkit-details-marker { display: none; }
.czssdts-faq summary:after { content: "+"; position: absolute; right: 5px; top: 15px; font-size: 1.45rem; color: var(--czssdts-indigo); }
.czssdts-faq details[open] summary:after { content: "−"; }
.czssdts-faq details p { padding: 0 45px 18px 0; color: #475569; }
.czssdts-related { padding: 31px; border: 1px solid var(--czssdts-line); border-radius: 20px; }
.czssdts-related-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 13px; }
.czssdts-related-grid a { display: flex; flex-direction: column; min-height: 155px; padding: 18px; border: 1px solid var(--czssdts-line); border-radius: 14px; color: var(--czssdts-ink); text-decoration: none; transition: transform .15s ease, border-color .15s ease; }
.czssdts-related-grid a:hover { transform: translateY(-2px); border-color: #a5b4fc; }
.czssdts-related-grid span { color: var(--czssdts-muted); font-size: .72rem; font-weight: 750; letter-spacing: .06em; text-transform: uppercase; }
.czssdts-related-grid strong { margin: 8px 0; line-height: 1.38; }
.czssdts-related-grid em { margin-top: auto; color: var(--czssdts-indigo); font-size: .8rem; font-style: normal; font-weight: 750; }
.czssdts-method { margin-bottom: 55px; padding: 25px 28px; border: 1px solid var(--czssdts-line); border-radius: 14px; background: var(--czssdts-soft); }
.czssdts-method h2 { font-size: 1.35rem; }
.czssdts-method p { font-size: .85rem; color: var(--czssdts-muted); }
.czssdts-method p:last-child { margin-bottom: 0; }


/* Theme integration: show the site identity when the active header has no visible brand. */
.czssdts-header-brand {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
    min-height: 44px;
    margin-right: auto;
    color: #14213d !important;
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 1.32rem;
    font-weight: 850;
    line-height: 1;
    text-decoration: none !important;
    letter-spacing: -.025em;
}
.czssdts-header-brand img {
    display: block;
    width: auto;
    max-width: 220px;
    max-height: 46px;
    object-fit: contain;
}
.czssdts-header-brand--overlay {
    position: absolute;
    top: 50%;
    left: max(24px, calc((100% - 1180px) / 2));
    z-index: 20;
    margin: 0;
    transform: translateY(-50%);
}
.czssdts-brand-host--overlay { position: relative !important; }
.czssdts-theme-chrome-hidden { display: none !important; }

@media (max-width: 920px) {
    .czssdts-header-brand--overlay { left: 18px; }
    .czssdts-content-grid { grid-template-columns: 1fr; }
    .czssdts-sidebar { display: none; }
    .czssdts-facts { grid-template-columns: 1fr; }
    .czssdts-sources { grid-template-columns: 1fr; }
    .czssdts-related-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
    .czssdts-wrap { width: min(100% - 20px, 1180px); font-size: 16px; }
    .czssdts-breadcrumb span:nth-last-child(-n+2) { display: none; }
    .czssdts-hero { padding: 20px 0 22px; }
    .czssdts-answer { grid-template-columns: 1fr; }
    .czssdts-answer-label { flex-direction: row; padding: 15px 20px; border-right: 0; border-bottom: 1px solid var(--czssdts-line); }
    .czssdts-answer-body { padding: 23px 20px; }
    .czssdts-answer-actions { grid-template-columns: 1fr; }
    .czssdts-tool { padding: 23px 18px; border-radius: 18px; }
    .czssdts-tool-head { display: block; }
    .czssdts-tool-head > span { display: inline-block; margin-top: 12px; }
    .czssdts-form-grid { grid-template-columns: 1fr; }
    .czssdts-related-grid { grid-template-columns: 1fr; }
    .czssdts-sources,
    .czssdts-related { padding: 23px 19px; }
}

@media (prefers-reduced-motion: reduce) {
    .czssdts-related-grid a { transition: none; }
}