.rsc-page {
    color: var(--sx-ink);
}

.rsc-page *,
.rsc-page *:before,
.rsc-page *:after {
    box-sizing: border-box;
}

.rsc-kicker {
    color: var(--sx-accent);
    display: inline-flex;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0;
    line-height: 1;
    text-transform: uppercase;
}

.rsc-hero {
    align-items: center;
    background:
        radial-gradient(circle at 82% 18%, rgba(249, 115, 22, 0.15), transparent 26%),
        linear-gradient(135deg, rgba(15, 118, 110, 0.1), transparent 42%),
        #ffffff;
    border: 1px solid rgba(15, 118, 110, 0.16);
    border-radius: 8px;
    box-shadow: var(--sx-shadow);
    display: grid;
    gap: 28px;
    grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
    overflow: hidden;
    padding: 38px;
    position: relative;
}

.rsc-hero:before {
    background:
        linear-gradient(90deg, rgba(15, 118, 110, 0.05) 1px, transparent 1px),
        linear-gradient(180deg, rgba(20, 33, 61, 0.04) 1px, transparent 1px);
    background-size: 34px 34px;
    content: "";
    inset: 0;
    pointer-events: none;
    position: absolute;
}

.rsc-hero-copy,
.rsc-hero-panel {
    position: relative;
    z-index: 1;
}

.rsc-hero h1 {
    color: var(--sx-ink);
    font-family: var(--sx-font-heading);
    font-size: 46px;
    font-weight: 800;
    line-height: 1.08;
    margin: 12px 0 14px;
}

.rsc-hero p {
    color: #475569;
    font-size: 17px;
    line-height: 1.75;
    margin: 0;
    max-width: 720px;
}

.rsc-hero-actions {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 26px;
}

.rsc-primary-link,
.rsc-secondary-link {
    align-items: center;
    border-radius: 6px;
    display: inline-flex;
    font-size: 14px;
    font-weight: 800;
    gap: 8px;
    line-height: 1.2;
    min-height: 42px;
    padding: 10px 14px;
    text-decoration: none !important;
}

.rsc-primary-link {
    background: linear-gradient(135deg, #0f766e, #0ea5a4);
    border: 1px solid rgba(15, 118, 110, 0.42);
    box-shadow: 0 10px 22px rgba(15, 118, 110, 0.22);
    color: #ffffff !important;
}

.rsc-primary-link:hover,
.rsc-primary-link:focus {
    background: linear-gradient(135deg, #115e59, #0f766e);
    color: #ffffff !important;
}

.rsc-secondary-link {
    color: var(--sx-primary-dark) !important;
    padding-left: 0;
}

.rsc-secondary-link:hover,
.rsc-secondary-link:focus {
    color: var(--sx-accent) !important;
}

.rsc-hero-panel {
    background: rgba(8, 25, 45, 0.94);
    border: 1px solid rgba(94, 234, 212, 0.22);
    border-radius: 8px;
    color: #ffffff;
    display: grid;
    gap: 12px;
    padding: 18px;
}

.rsc-hero-panel div {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 8px;
    padding: 16px;
}

.rsc-hero-panel span {
    color: #5eead4;
    display: block;
    font-family: var(--sx-font-heading);
    font-size: 28px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 6px;
}

.rsc-hero-panel strong {
    color: rgba(255, 255, 255, 0.84);
    font-size: 12px;
    text-transform: uppercase;
}

.rsc-tool,
.rsc-content,
.rsc-chart-section {
    margin-top: 26px;
}

.rsc-tool,
.rsc-content,
.rsc-chart-section {
    background: var(--sx-surface);
    border: 1px solid var(--sx-line);
    border-radius: 8px;
    box-shadow: 0 14px 34px rgba(20, 33, 61, 0.06);
    padding: 24px;
}

.rsc-tool-head,
.rsc-section-head {
    align-items: flex-end;
    display: flex;
    gap: 18px;
    justify-content: space-between;
}

.rsc-tool-head h2,
.rsc-section-head h2 {
    color: var(--sx-ink);
    font-family: var(--sx-font-heading);
    font-size: 28px;
    font-weight: 800;
    line-height: 1.2;
    margin: 8px 0 0;
}

.rsc-section-head {
    align-items: flex-start;
    display: block;
    max-width: 820px;
}

.rsc-section-head p {
    color: var(--sx-muted);
    font-size: 15px;
    line-height: 1.7;
    margin: 10px 0 0;
}

.rsc-print-btn {
    align-items: center;
    background: var(--sx-primary);
    border: 1px solid var(--sx-primary);
    border-radius: 6px;
    color: #ffffff;
    display: inline-flex;
    font-weight: 800;
    gap: 8px;
    min-height: 40px;
    padding: 9px 13px;
}

.rsc-print-btn:hover,
.rsc-print-btn:focus {
    background: var(--sx-primary-dark);
    border-color: var(--sx-primary-dark);
    color: #ffffff;
}

.rsc-grid {
    display: grid;
    gap: 20px;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
    margin-top: 20px;
}

.rsc-panel,
.rsc-results {
    background: #f8fbfc;
    border: 1px solid rgba(15, 118, 110, 0.12);
    border-radius: 8px;
    min-width: 0;
    padding: 18px;
}

.rsc-tabs {
    background: #ffffff;
    border: 1px solid var(--sx-line);
    border-radius: 8px;
    display: grid;
    gap: 6px;
    grid-template-columns: repeat(3, 1fr);
    min-width: 0;
    padding: 6px;
}

.rsc-tab {
    background: transparent;
    border: 0;
    border-radius: 6px;
    color: var(--sx-primary-dark);
    font-weight: 800;
    min-height: 38px;
    padding: 8px 10px;
}

.rsc-tab:hover,
.rsc-tab:focus,
.rsc-tab.is-active {
    background: var(--sx-primary);
    color: #ffffff;
    outline: 0;
}

.rsc-input-row {
    margin-top: 18px;
    min-width: 0;
}

.rsc-input-row.is-hidden {
    display: none;
}

.rsc-input-row label,
.rsc-calibration label {
    color: var(--sx-ink);
    display: block;
    font-weight: 800;
    margin-bottom: 8px;
}

.rsc-input-combo {
    align-items: center;
    background: #ffffff;
    border: 1px solid var(--sx-line);
    border-radius: 8px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    min-width: 0;
    overflow: hidden;
}

.rsc-input-combo input {
    background: transparent;
    border: 0;
    color: var(--sx-ink);
    font-size: 24px;
    font-weight: 800;
    min-height: 58px;
    padding: 12px 14px;
    width: 100%;
}

.rsc-input-combo input:focus {
    outline: 0;
}

.rsc-input-combo span {
    background: var(--sx-soft);
    border-left: 1px solid var(--sx-line);
    color: var(--sx-primary-dark);
    font-weight: 800;
    min-height: 58px;
    padding: 19px 14px;
}

.rsc-calibration {
    background: #ffffff;
    border: 1px dashed rgba(15, 118, 110, 0.28);
    border-radius: 8px;
    margin-top: 20px;
    min-width: 0;
    padding: 16px;
}

.rsc-calibration h3 {
    color: var(--sx-ink);
    font-family: var(--sx-font-heading);
    font-size: 20px;
    font-weight: 800;
    margin: 8px 0 8px;
}

.rsc-calibration p {
    color: var(--sx-muted);
    line-height: 1.65;
    margin: 0 0 14px;
}

.rsc-card-preview {
    align-items: center;
    background:
        linear-gradient(135deg, rgba(8, 25, 45, 0.98), rgba(15, 118, 110, 0.92));
    border-radius: 8px;
    color: #ffffff;
    display: flex;
    height: 54px;
    justify-content: flex-end;
    margin: 0 0 14px;
    max-width: 100%;
    min-width: 180px;
    padding: 10px 14px;
    width: 336px;
}

.rsc-card-preview span {
    color: rgba(255, 255, 255, 0.82);
    font-size: 12px;
    font-weight: 800;
}

.rsc-calibration input[type="range"] {
    accent-color: var(--sx-primary);
    width: 100%;
}

.rsc-results {
    display: grid;
    gap: 14px;
}

.rsc-size-result {
    background: #ffffff;
    border: 1px solid var(--sx-line);
    border-radius: 8px;
    padding: 18px;
}

.rsc-size-result span,
.rsc-result-grid strong {
    color: var(--sx-muted);
    display: block;
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

.rsc-size-result strong {
    color: var(--sx-primary-dark);
    display: block;
    font-family: var(--sx-font-heading);
    font-size: 58px;
    font-weight: 800;
    line-height: 1;
    margin: 8px 0;
}

.rsc-size-result p {
    color: var(--sx-muted);
    line-height: 1.6;
    margin: 0;
}

.rsc-result-grid {
    display: grid;
    gap: 10px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.rsc-result-grid div {
    background: #ffffff;
    border: 1px solid var(--sx-line);
    border-radius: 8px;
    padding: 14px;
}

.rsc-result-grid span {
    color: var(--sx-ink);
    display: block;
    font-family: var(--sx-font-heading);
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 4px;
}

.rsc-ring-preview-wrap {
    align-items: center;
    background: #ffffff;
    border: 1px solid var(--sx-line);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 240px;
    padding: 18px;
    text-align: center;
}

.rsc-ring-preview {
    align-items: center;
    border: 12px solid #d4a84f;
    border-radius: 50%;
    box-shadow:
        inset 0 0 0 1px rgba(255, 255, 255, 0.65),
        0 18px 36px rgba(20, 33, 61, 0.16);
    display: flex;
    height: 68px;
    justify-content: center;
    transition: height 0.2s ease, width 0.2s ease;
    width: 68px;
}

.rsc-ring-preview-wrap small {
    color: var(--sx-muted);
    line-height: 1.5;
}

.rsc-content-grid {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 20px;
}

.rsc-content-grid article {
    background: #f8fbfc;
    border: 1px solid rgba(15, 118, 110, 0.12);
    border-radius: 8px;
    padding: 18px;
}

.rsc-content-grid h3 {
    color: var(--sx-ink);
    font-family: var(--sx-font-heading);
    font-size: 19px;
    font-weight: 800;
    line-height: 1.25;
    margin: 0 0 10px;
}

.rsc-content-grid p {
    color: var(--sx-muted);
    line-height: 1.7;
    margin: 0;
}

.rsc-chart-table {
    border: 1px solid var(--sx-line);
    border-radius: 8px;
    margin-top: 20px;
    overflow-x: auto;
}

.rsc-chart-table table {
    background: #ffffff;
    border-collapse: collapse;
    min-width: 760px;
    width: 100%;
}

.rsc-chart-table th,
.rsc-chart-table td {
    border-bottom: 1px solid var(--sx-line);
    color: var(--sx-ink);
    padding: 12px 14px;
    text-align: left;
}

.rsc-chart-table th {
    background: var(--sx-soft);
    color: var(--sx-primary-dark);
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

.rsc-chart-table tr:last-child td {
    border-bottom: 0;
}

.rsc-print-rings {
    background: #f8fbfc;
    border: 1px solid rgba(15, 118, 110, 0.12);
    border-radius: 8px;
    margin-top: 20px;
    padding: 18px;
}

.rsc-print-rings-head h3 {
    color: var(--sx-ink);
    font-family: var(--sx-font-heading);
    font-size: 22px;
    font-weight: 800;
    margin: 0 0 8px;
}

.rsc-print-rings-head p {
    color: var(--sx-muted);
    line-height: 1.65;
    margin: 0;
    max-width: 820px;
}

.rsc-ring-chart-grid {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    margin-top: 18px;
}

.rsc-ring-chart-item {
    align-items: center;
    background: #ffffff;
    border: 1px solid var(--sx-line);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    justify-content: center;
    min-height: 118px;
    padding: 12px 8px;
    text-align: center;
}

.rsc-ring-chart-circle {
    border: 2px solid var(--sx-primary-dark);
    border-radius: 50%;
    display: block;
    max-height: 72px;
    max-width: 72px;
}

.rsc-ring-chart-item strong {
    color: var(--sx-ink);
    font-weight: 800;
}

.rsc-ring-chart-item small {
    color: var(--sx-muted);
    font-weight: 700;
}

.rsc-long {
    color: var(--sx-ink);
    display: block;
    font-size: 15px;
    line-height: 1.75;
    margin: 26px 0 0;
    max-width: none;
    padding: 0;
}

.rsc-long h2 {
    color: var(--sx-ink);
    font-family: var(--sx-font-heading);
    font-size: 27px;
    font-weight: 800;
    line-height: 1.22;
    margin: 42px 0 12px;
    scroll-margin-top: 90px;
}

.rsc-long > h2:first-of-type {
    margin-top: 32px;
}

.rsc-long h3 {
    color: var(--sx-primary-dark);
    font-family: var(--sx-font-heading);
    font-size: 18px;
    font-weight: 800;
    line-height: 1.35;
    margin: 24px 0 9px;
}

.rsc-long p,
.rsc-long li {
    color: #374151;
    font-size: 15px;
    line-height: 1.78;
}

.rsc-long p {
    margin: 0 0 15px;
}

.rsc-long ul,
.rsc-long ol {
    margin: 0 0 15px;
    padding-left: 24px;
}

.rsc-long li {
    margin-bottom: 8px;
}

.rsc-long a {
    color: var(--sx-primary-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.rsc-long a:hover,
.rsc-long a:focus {
    color: var(--sx-accent);
}

.rsc-long strong {
    color: var(--sx-ink);
}

.rsc-intro,
.quick-answer,
.toc,
.method-card,
.special,
.cal-box,
.alert-box,
.rsc-long details {
    border-radius: 8px;
}

.rsc-intro {
    background: #f0fdfa;
    border: 1px solid #99f6e4;
    border-left: 5px solid var(--sx-primary);
    border-radius: 8px;
    box-shadow: 0 10px 24px rgba(20, 33, 61, 0.04);
    margin-top: 0;
    padding: 20px 22px;
}

.rsc-intro p {
    color: #334155;
    font-size: 15px;
    line-height: 1.8;
    margin: 10px 0 0;
}

.intro-label,
.qa-label,
.toc-label,
.sp-label,
.cal-label,
.ab-label,
.cs-label {
    font-size: 11px;
    font-weight: 800;
    line-height: 1.2;
    text-transform: uppercase;
}

.intro-label,
.toc-label {
    color: var(--sx-primary-dark);
    margin-bottom: 10px;
}

.quick-answer {
    background: #0f172a;
    border: 1px solid rgba(94, 234, 212, 0.18);
    box-shadow: 0 10px 24px rgba(20, 33, 61, 0.08);
    margin: 28px 0;
    padding: 22px;
}

.quick-answer h3 {
    color: #ffffff;
    margin-top: 0;
}

.quick-answer p {
    color: rgba(255, 255, 255, 0.84);
    font-size: 15px;
    margin-bottom: 10px;
}

.quick-answer strong {
    color: #5eead4;
}

.qa-label {
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 12px;
}

.toc {
    background: #f8fafc;
    border: 1px solid var(--sx-line);
    margin: 28px 0 40px;
    padding: 18px;
}

.toc-label {
    align-items: center;
    display: flex;
    gap: 8px;
}

.toc ol {
    columns: 2;
    column-gap: 28px;
    counter-reset: rsc-toc;
    list-style: none;
    margin: 0;
    padding-left: 0;
}

.toc li {
    break-inside: avoid;
    counter-increment: rsc-toc;
    font-size: 14px;
    margin-bottom: 7px;
}

.toc li:before {
    color: var(--sx-primary);
    content: counter(rsc-toc) ". ";
    font-weight: 800;
}

.toc a {
    color: #374151;
    font-weight: 700;
    text-decoration: none;
}

.methods,
.mistakes {
    display: grid;
    gap: 14px;
    margin-top: 20px;
}

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

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

.method-card {
    background: #ffffff;
    border: 1px solid var(--sx-line);
    box-shadow: 0 12px 28px rgba(20, 33, 61, 0.06);
    overflow: hidden;
}

.mc-head {
    align-items: center;
    border-bottom: 1px solid var(--sx-line);
    display: flex;
    gap: 12px;
    padding: 14px 18px;
}

.mc-head.best {
    background: #f0fdf4;
    border-bottom-color: #bbf7d0;
}

.mc-head.good {
    background: #f0fdfa;
    border-bottom-color: #99f6e4;
}

.mc-head.ok {
    background: #fffbeb;
    border-bottom-color: #fde68a;
}

.mc-num {
    align-items: center;
    background: var(--sx-primary);
    border-radius: 8px;
    color: #ffffff;
    display: flex;
    flex: 0 0 36px;
    font-weight: 800;
    height: 36px;
    justify-content: center;
    width: 36px;
}

.mc-head.best .mc-num {
    background: #16a34a;
}

.mc-head.ok .mc-num {
    background: #d97706;
}

.mc-title {
    color: var(--sx-ink);
    flex: 1;
    font-weight: 800;
}

.mc-rating {
    border-radius: 5px;
    color: var(--sx-primary-dark);
    font-size: 10px;
    font-weight: 800;
    padding: 4px 9px;
    text-transform: uppercase;
    white-space: nowrap;
}

.mc-head.best .mc-rating {
    background: #bbf7d0;
    color: #14532d;
}

.mc-head.good .mc-rating {
    background: #99f6e4;
}

.mc-head.ok .mc-rating {
    background: #fde68a;
    color: #92400e;
}

.mc-body {
    padding: 16px 18px;
}

.mc-body p,
.mc-body li {
    font-size: 14px;
}

.lookup-table {
    border: 1px solid var(--sx-line);
    border-radius: 8px;
    box-shadow: 0 12px 28px rgba(20, 33, 61, 0.06);
    margin: 24px 0;
    overflow-x: auto;
}

.rsc-long table {
    background: #ffffff;
    border-collapse: collapse;
    min-width: 680px;
    width: 100%;
}

.rsc-long thead tr {
    background: #0f172a;
}

.rsc-long th {
    color: rgba(255, 255, 255, 0.72);
    font-size: 11px;
    font-weight: 800;
    padding: 12px 16px;
    text-align: left;
    text-transform: uppercase;
}

.rsc-long td {
    border-bottom: 1px solid var(--sx-line);
    color: #374151;
    font-size: 13px;
    padding: 12px 16px;
}

.rsc-long tbody tr:nth-child(even) {
    background: #f8fafc;
}

.rsc-long tbody tr:last-child td {
    border-bottom: 0;
}

.rsc-long td:first-child,
.lk-mm {
    font-weight: 800;
}

.lk-common {
    background: #f0fdf4 !important;
}

.lk-tag {
    background: #bbf7d0;
    border-radius: 4px;
    color: #14532d;
    display: inline-block;
    font-size: 9px;
    font-weight: 800;
    margin-left: 6px;
    padding: 2px 6px;
    text-transform: uppercase;
}

.mistake {
    align-items: flex-start;
    background: #ffffff;
    border: 1px solid var(--sx-line);
    border-left: 4px solid #dc2626;
    border-radius: 8px;
    box-shadow: 0 12px 28px rgba(20, 33, 61, 0.06);
    display: flex;
    gap: 14px;
    padding: 14px 18px;
}

.mk-icon {
    align-items: center;
    background: #fef2f2;
    border-radius: 8px;
    display: flex;
    flex: 0 0 30px;
    height: 30px;
    justify-content: center;
    margin-top: 2px;
    width: 30px;
}

.mk-content strong {
    display: block;
    font-size: 14px;
    margin-bottom: 3px;
}

.mk-content p {
    font-size: 13px;
    margin: 0;
}

.special,
.cal-box,
.alert-box {
    margin: 24px 0;
    padding: 22px;
}

.special {
    background: #f5f3ff;
    border: 1px solid #ddd6fe;
}

.special h3,
.sp-label {
    color: #6d28d9;
}

.special.rose {
    background: #fff1f2;
    border-color: #fecdd3;
}

.special.rose h3,
.special.rose .sp-label {
    color: #be123c;
}

.sp-label {
    align-items: center;
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
}

.cal-box {
    background: #fffbeb;
    border: 1px solid #fde68a;
}

.cal-box h3,
.cal-label,
.cal-ref-num {
    color: #b45309;
}

.cal-refs {
    display: grid;
    gap: 10px;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    margin: 14px 0 0;
}

.cal-ref {
    background: #ffffff;
    border: 1px solid #fde68a;
    border-radius: 8px;
    padding: 12px 14px;
    text-align: center;
}

.cal-ref-num {
    font-size: 17px;
    font-weight: 800;
}

.cal-ref-label {
    color: #374151;
    font-size: 12px;
    margin-top: 3px;
}

.rsc-note-after {
    margin-top: 14px !important;
}

.common-sizes {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin: 22px 0;
}

.cs-card {
    border-radius: 8px;
    padding: 18px 20px;
}

.cs-card.women {
    background: #fff1f2;
    border: 1px solid #fecdd3;
}

.cs-card.men {
    background: #f0fdfa;
    border: 1px solid #99f6e4;
}

.cs-card.women .cs-label,
.cs-card.women .cs-sizes {
    color: #be123c;
}

.cs-card.men .cs-label,
.cs-card.men .cs-sizes {
    color: var(--sx-primary-dark);
}

.cs-sizes {
    font-family: var(--sx-font-heading);
    font-size: 24px;
    font-weight: 800;
    line-height: 1.1;
    margin: 8px 0 6px;
}

.cs-card p {
    font-size: 13px;
    margin: 0;
}

.alert-box {
    border: 1px solid;
    border-left-width: 5px;
}

.alert-box.amber {
    background: #fffbeb;
    border-color: #fde68a;
    border-left-color: #d97706;
}

.alert-box.brand {
    background: #f0fdfa;
    border-color: #99f6e4;
    border-left-color: var(--sx-primary);
}

.alert-box.amber .ab-label {
    color: #b45309;
}

.alert-box.brand .ab-label {
    color: var(--sx-primary-dark);
}

.alert-box p {
    font-size: 14px;
    margin: 0;
}

.checklist {
    list-style: none;
    padding-left: 0 !important;
}

.checklist li {
    border-bottom: 1px solid var(--sx-line);
    display: flex;
    gap: 10px;
    padding: 9px 0;
    position: relative;
}

.checklist li:before {
    align-items: center;
    background: var(--sx-primary);
    border-radius: 50%;
    color: #ffffff;
    content: "";
    display: flex;
    flex: 0 0 20px;
    height: 20px;
    justify-content: center;
    margin-top: 4px;
    position: relative;
    width: 20px;
}

.checklist li:after {
    border: solid #ffffff;
    border-width: 0 2px 2px 0;
    content: "";
    height: 9px;
    left: 7px;
    position: absolute;
    top: 15px;
    transform: rotate(45deg);
    width: 5px;
}

.rsc-long details {
    background: #ffffff;
    border: 1px solid var(--sx-line);
    margin-bottom: 8px;
    overflow: hidden;
}

.rsc-long details[open] {
    border-color: #99f6e4;
    box-shadow: 0 12px 28px rgba(20, 33, 61, 0.06);
}

.rsc-long summary {
    align-items: center;
    color: var(--sx-ink);
    cursor: pointer;
    display: flex;
    font-weight: 800;
    justify-content: space-between;
    list-style: none;
    padding: 15px 18px;
}

.rsc-long summary::-webkit-details-marker {
    display: none;
}

.rsc-long summary:after {
    color: var(--sx-primary);
    content: "+";
    font-size: 20px;
    margin-left: 12px;
}

.rsc-long details[open] summary:after {
    content: "-";
}

.faq-body {
    color: #374151;
    font-size: 14px;
    line-height: 1.75;
    padding: 0 18px 16px;
}

.pills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

.pill {
    align-items: center;
    background: #f0fdfa;
    border: 1px solid #99f6e4;
    border-radius: 999px;
    color: var(--sx-primary-dark) !important;
    display: inline-flex;
    font-size: 13px;
    font-weight: 800;
    gap: 6px;
    padding: 8px 16px;
    text-decoration: none !important;
}

.pill:hover,
.pill:focus {
    background: var(--sx-primary);
    color: #ffffff !important;
}

.rsc-sep {
    border: 0;
    border-top: 2px solid var(--sx-line);
    margin: 44px 0;
}

@media (max-width: 991px) {
    .rsc-hero,
    .rsc-grid,
    .rsc-content-grid {
        grid-template-columns: 1fr;
    }

    .rsc-hero h1 {
        font-size: 36px;
    }

    .rsc-long {
        max-width: none;
    }

    .methods,
    .mistakes {
        grid-template-columns: 1fr;
    }

    .rsc-ring-chart-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .rsc-page {
        margin-top: 24px;
    }

    .rsc-hero,
    .rsc-tool,
    .rsc-content,
    .rsc-chart-section {
        padding: 18px;
    }

    .rsc-hero h1 {
        font-size: 30px;
    }

    .rsc-hero p {
        font-size: 15px;
    }

    .rsc-tool-head {
        align-items: flex-start;
        flex-direction: column;
    }

    .rsc-tabs,
    .rsc-result-grid {
        grid-template-columns: 1fr;
    }

    .rsc-input-combo input {
        font-size: 20px;
    }

    .rsc-long h2 {
        font-size: 22px;
        margin-top: 34px;
    }

    .rsc-long p,
    .rsc-long li {
        font-size: 14px;
        line-height: 1.72;
    }

    .rsc-intro,
    .quick-answer,
    .toc,
    .special,
    .cal-box,
    .alert-box {
        padding: 18px;
    }

    .toc ol,
    .common-sizes {
        columns: 1;
        grid-template-columns: 1fr;
    }

    .mc-head {
        align-items: flex-start;
        flex-wrap: wrap;
    }

    .mc-rating {
        margin-left: 48px;
    }

    .rsc-ring-chart-grid {
        display: flex;
        gap: 10px;
        grid-template-columns: none;
        margin-left: -2px;
        margin-right: -2px;
        overflow-x: auto;
        padding: 2px 2px 10px;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
    }

    .rsc-ring-chart-item {
        flex: 0 0 128px;
        min-height: 132px;
        scroll-snap-align: start;
    }

    .rsc-print-rings {
        overflow: hidden;
    }
}

@media print {
    .sx-navbar,
    .sx-footer,
    .rsc-hero,
    .rsc-tool,
    .rsc-content,
    .rsc-long {
        display: none !important;
    }

    .rsc-page {
        margin: 0;
        width: 100%;
    }

    .rsc-chart-section {
        border: 0;
        box-shadow: none;
        margin: 0;
        padding: 0;
    }

    .rsc-ring-chart-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .rsc-ring-chart-circle {
        max-height: none;
        max-width: none;
    }
}