.catalog-guide {
    --guide-ink: #172033;
    --guide-muted: #5f6878;
    --guide-line: rgba(23, 32, 51, .12);
    --guide-accent: #6747e8;
    --guide-soft: #f6f3ff;
    position: relative;
    overflow: clip;
    padding: clamp(72px, 8vw, 124px) 0;
    color: var(--guide-ink);
    background:
        radial-gradient(circle at 8% 12%, rgba(103, 71, 232, .09), transparent 30%),
        linear-gradient(180deg, #fff 0%, #fbfaff 100%);
}

.catalog-guide::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image: linear-gradient(rgba(23, 32, 51, .025) 1px, transparent 1px);
    background-size: 100% 48px;
    mask-image: linear-gradient(to bottom, transparent, #000 18%, #000 82%, transparent);
}

.catalog-guide__shell {
    position: relative;
    z-index: 1;
}

.catalog-guide__header {
    max-width: 840px;
    margin: 0 auto clamp(42px, 6vw, 72px);
    text-align: center;
}

.catalog-guide__eyebrow {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 14px;
    border: 1px solid rgba(103, 71, 232, .2);
    border-radius: 999px;
    color: var(--guide-accent);
    background: rgba(255, 255, 255, .76);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.catalog-guide__header h2 {
    max-width: 800px;
    margin: 22px auto 18px;
    font-size: clamp(34px, 4.2vw, 60px);
    line-height: 1.05;
    letter-spacing: -.045em;
}

.catalog-guide__header > p {
    max-width: 760px;
    margin: 0 auto;
    color: var(--guide-muted);
    font-size: clamp(18px, 2vw, 22px);
    line-height: 1.65;
}

.catalog-guide__summary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin: 32px 0 0;
    padding: 0;
    list-style: none;
    text-align: left;
}

.catalog-guide__summary li {
    position: relative;
    min-width: 0;
    padding: 15px 18px 15px 44px;
    border: 1px solid var(--guide-line);
    border-radius: 16px;
    background: rgba(255, 255, 255, .82);
    font-size: 14px;
    font-weight: 650;
    line-height: 1.45;
}

.catalog-guide__summary li::before {
    content: "✓";
    position: absolute;
    top: 14px;
    left: 17px;
    color: var(--guide-accent);
    font-weight: 900;
}

.catalog-guide__layout {
    display: grid;
    grid-template-columns: minmax(180px, 232px) minmax(0, 820px);
    justify-content: center;
    align-items: start;
    gap: clamp(38px, 6vw, 88px);
}

.catalog-guide__toc {
    position: sticky;
    top: 112px;
    padding-top: 6px;
}

.catalog-guide__toc > span {
    display: block;
    margin: 0 0 14px;
    color: #8b92a0;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .14em;
    text-transform: uppercase;
}

.catalog-guide__toc nav,
.catalog-guide__mobile-toc nav {
    display: grid;
    gap: 2px;
}

.catalog-guide__toc a,
.catalog-guide__mobile-toc a {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 8px;
    padding: 10px 8px;
    border-radius: 10px;
    color: #4d5666;
    font-size: 13px;
    font-weight: 650;
    line-height: 1.35;
    text-decoration: none;
    transition: color .18s ease, background .18s ease, transform .18s ease;
}

.catalog-guide__toc a:hover,
.catalog-guide__toc a:focus-visible,
.catalog-guide__mobile-toc a:hover,
.catalog-guide__mobile-toc a:focus-visible {
    color: var(--guide-accent);
    background: var(--guide-soft);
    transform: translateX(2px);
    outline: none;
}

.catalog-guide__toc a span,
.catalog-guide__mobile-toc a span {
    color: #a2a8b3;
    font-variant-numeric: tabular-nums;
}

.catalog-guide__mobile-toc {
    display: none;
}

.catalog-guide__body {
    min-width: 0;
}

.catalog-guide__section {
    position: relative;
    scroll-margin-top: 112px;
    padding: 0 0 clamp(52px, 6vw, 78px);
}

.catalog-guide__section + .catalog-guide__section {
    padding-top: clamp(52px, 6vw, 78px);
    border-top: 1px solid var(--guide-line);
}

.catalog-guide__section-number {
    margin-bottom: 14px;
    color: var(--guide-accent);
    font-size: 12px;
    font-weight: 850;
    letter-spacing: .16em;
}

.catalog-guide__section h3 {
    max-width: 760px;
    margin: 0 0 22px;
    font-size: clamp(27px, 3vw, 40px);
    line-height: 1.12;
    letter-spacing: -.035em;
}

.catalog-guide__section > p {
    max-width: 800px;
    margin: 0 0 18px;
    color: #384254;
    font-size: 18px;
    line-height: 1.78;
}

.catalog-guide__bullets {
    display: grid;
    gap: 10px;
    max-width: 780px;
    margin: 26px 0 0;
    padding: 0;
    list-style: none;
}

.catalog-guide__bullets li {
    position: relative;
    padding: 0 0 0 26px;
    color: #303a4b;
    font-size: 16px;
    line-height: 1.65;
}

.catalog-guide__bullets li::before {
    content: "";
    position: absolute;
    top: .72em;
    left: 2px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--guide-accent);
    box-shadow: 0 0 0 5px rgba(103, 71, 232, .1);
}

.catalog-guide__steps {
    display: grid;
    gap: 12px;
    margin: 30px 0 0;
    padding: 0;
    list-style: none;
}

.catalog-guide__steps li {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 16px;
    padding: 18px;
    border: 1px solid var(--guide-line);
    border-radius: 18px;
    background: #fff;
}

.catalog-guide__steps li > span {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: 13px;
    color: #fff;
    background: var(--guide-ink);
    font-size: 12px;
    font-weight: 850;
}

.catalog-guide__steps strong {
    display: block;
    margin: 1px 0 5px;
    font-size: 16px;
}

.catalog-guide__steps p {
    margin: 0;
    color: var(--guide-muted);
    font-size: 14px;
    line-height: 1.55;
}

.catalog-guide__checklist {
    margin: 30px 0 0;
    padding: clamp(22px, 3vw, 30px);
    border: 1px solid rgba(103, 71, 232, .2);
    border-radius: 22px;
    background: var(--guide-soft);
}

.catalog-guide__checklist > strong {
    display: block;
    margin-bottom: 15px;
    font-size: 18px;
}

.catalog-guide__checklist ul {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 11px 24px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.catalog-guide__checklist li {
    position: relative;
    padding-left: 27px;
    color: #3c4560;
    font-size: 14px;
    line-height: 1.5;
}

.catalog-guide__checklist li::before {
    content: "";
    position: absolute;
    top: 3px;
    left: 0;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(103, 71, 232, .55);
    border-radius: 5px;
    background: #fff;
}

.catalog-guide__table {
    margin: 32px 0 0;
}

.catalog-guide__table figcaption {
    margin-bottom: 12px;
    color: var(--guide-ink);
    font-size: 15px;
    font-weight: 750;
}

.catalog-guide__table > div {
    max-width: 100%;
    overflow-x: auto;
    border: 1px solid var(--guide-line);
    border-radius: 18px;
    background: #fff;
    scrollbar-color: rgba(103, 71, 232, .5) transparent;
    scrollbar-width: thin;
}

.catalog-guide__table table {
    width: 100%;
    min-width: 560px;
    border-collapse: collapse;
    table-layout: fixed;
}

.catalog-guide__table th,
.catalog-guide__table td {
    padding: 15px 17px;
    border-bottom: 1px solid var(--guide-line);
    color: #465064;
    font-size: 13px;
    line-height: 1.48;
    text-align: left;
    vertical-align: top;
    overflow-wrap: anywhere;
}

.catalog-guide__table thead th {
    color: var(--guide-ink);
    background: #f5f3fb;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .03em;
}

.catalog-guide__table tbody th {
    color: var(--guide-ink);
    font-weight: 750;
}

.catalog-guide__table tr:last-child th,
.catalog-guide__table tr:last-child td {
    border-bottom: 0;
}

.catalog-guide__callout {
    margin: 30px 0 0;
    padding: 22px 24px;
    border-left: 4px solid var(--guide-accent);
    border-radius: 4px 18px 18px 4px;
    background: #f3f0ff;
}

.catalog-guide__callout--tip {
    border-left-color: #148567;
    background: #edf9f5;
}

.catalog-guide__callout--warning {
    border-left-color: #cf7b16;
    background: #fff8e9;
}

.catalog-guide__callout--contrast {
    border-left-color: var(--guide-ink);
    background: #eef0f4;
}

.catalog-guide__callout strong {
    display: block;
    margin-bottom: 6px;
    font-size: 16px;
}

.catalog-guide__callout p {
    margin: 0;
    color: #4e586b;
    font-size: 14px;
    line-height: 1.6;
}

.catalog-guide__cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding: clamp(26px, 4vw, 40px);
    border-radius: 26px;
    color: #fff;
    background:
        radial-gradient(circle at 100% 0, rgba(255, 255, 255, .15), transparent 34%),
        var(--guide-ink);
    box-shadow: 0 24px 60px rgba(23, 32, 51, .16);
}

.catalog-guide__cta > div {
    max-width: 520px;
}

.catalog-guide__cta > div > span {
    display: block;
    margin-bottom: 9px;
    color: #c9c1fb;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .14em;
    text-transform: uppercase;
}

.catalog-guide__cta h3 {
    margin: 0 0 8px;
    font-size: clamp(23px, 3vw, 34px);
    line-height: 1.12;
    letter-spacing: -.03em;
}

.catalog-guide__cta p {
    margin: 0;
    color: rgba(255, 255, 255, .72);
    font-size: 14px;
    line-height: 1.55;
}

.catalog-guide__cta .rv2-button {
    flex: 0 0 auto;
    white-space: nowrap;
}

@media (max-width: 900px) {
    .catalog-guide__summary {
        grid-template-columns: 1fr;
    }

    .catalog-guide__layout {
        display: block;
    }

    .catalog-guide__toc {
        display: none;
    }

    .catalog-guide__mobile-toc {
        display: block;
        max-width: 820px;
        margin: 0 auto 42px;
        border: 1px solid var(--guide-line);
        border-radius: 16px;
        background: rgba(255, 255, 255, .9);
    }

    .catalog-guide__mobile-toc summary {
        padding: 16px 18px;
        cursor: pointer;
        font-size: 14px;
        font-weight: 750;
    }

    .catalog-guide__mobile-toc nav {
        padding: 0 10px 12px;
    }

    .catalog-guide__body {
        max-width: 820px;
        margin: 0 auto;
    }
}

@media (max-width: 620px) {
    .catalog-guide {
        padding: 64px 0;
    }

    .catalog-guide__header {
        margin-bottom: 30px;
        text-align: left;
    }

    .catalog-guide__header h2 {
        margin: 18px 0 14px;
        font-size: 34px;
    }

    .catalog-guide__header > p {
        font-size: 17px;
        line-height: 1.62;
    }

    .catalog-guide__summary {
        margin-top: 24px;
    }

    .catalog-guide__section,
    .catalog-guide__section + .catalog-guide__section {
        padding-top: 42px;
        padding-bottom: 42px;
    }

    .catalog-guide__section:first-child {
        padding-top: 0;
    }

    .catalog-guide__section h3 {
        font-size: 27px;
    }

    .catalog-guide__section > p {
        font-size: 16px;
        line-height: 1.72;
    }

    .catalog-guide__checklist ul {
        grid-template-columns: 1fr;
    }

    .catalog-guide__steps li {
        grid-template-columns: 38px minmax(0, 1fr);
        gap: 13px;
        padding: 15px;
    }

    .catalog-guide__steps li > span {
        width: 38px;
        height: 38px;
    }

    .catalog-guide__cta {
        align-items: stretch;
        flex-direction: column;
        border-radius: 22px;
    }

    .catalog-guide__cta .rv2-button {
        justify-content: center;
        width: 100%;
        white-space: normal;
    }
}

@media (prefers-reduced-motion: reduce) {
    .catalog-guide__toc a,
    .catalog-guide__mobile-toc a {
        transition: none;
    }
}