/* Scoped MOTUS article styles from motus-problems folder. */
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
.mpa {
      --ink: #16191C;
      --paper: #F4F7FA;
      --card: #FFFFFF;
      --slate: #566069;
      --rule: #D3D9E0;
      --brand: #3B5978;
      --brand-dark: #2A4158;
      --navy-tint: #C4CDD6;
      --navy-wash: #E7EEF4;
      --gold: #D4A017;
      --gold-hover: #E8B42A;
      --alert: #8E2323;
      --alert-wash: #F7EDED;

      --space-1: 8px;
      --space-2: 16px;
      --space-3: 24px;
      --space-4: 40px;
      --space-5: 64px;
      --space-6: 96px;

      --font-ui: "Barlow Semi Condensed", sans-serif;
      --font-body: "Newsreader", serif;
      --font-mono: "IBM Plex Mono", monospace;

      --measure: 92ch;
      --toc-width: 260px;
      --bar-height: 56px;
      --shell: 1600px;
      --grid-gap: 56px;
      --row-alt: #F3F6F9;
    }
.mpa, .mpa *, .mpa, .mpa *, .mpa, .mpa * {
      box-sizing: border-box;
    }
.mpa {
      scroll-behavior: smooth;
    }
.mpa {
      margin: 0;
      background: var(--paper);
      color: var(--ink);
      font-family: var(--font-body);
      font-size: 1.0625rem;
      font-weight: 400;
      line-height: 1.65;
      text-align: left;
    }
@media (min-width: 1024px) {
.mpa {
        font-size: 1.125rem;
      }
}
.mpa img, .mpa svg {
      max-width: 100%;
      height: auto;
    }
.mpa a {
      color: var(--brand);
    }
.mpa a:focus-visible, .mpa button:focus-visible, .mpa summary:focus-visible, .mpa .table-scroll:focus-visible {
      outline: 2px solid var(--brand);
      outline-offset: 2px;
    }
.mpa .skip {
      position: absolute;
      left: var(--space-2);
      top: -100px;
      z-index: 100;
      padding: var(--space-1) var(--space-2);
      background: var(--paper);
      color: var(--brand);
      font-family: var(--font-ui);
      font-weight: 600;
      text-decoration: none;
    }
.mpa .skip:focus {
      top: var(--space-2);
    }
.mpa h1, .mpa h2, .mpa h3 {
      font-family: var(--font-ui);
      font-weight: 600;
      text-wrap: balance;
    }
.mpa h1 {
      margin: 0 0 var(--space-2);
      font-size: clamp(2.5rem, 5.5vw, 3.75rem);
      line-height: 1.05;
      letter-spacing: -0.02em;
    }
.mpa h2 {
      margin: 0 0 var(--space-3);
      font-size: clamp(1.5rem, 3vw, 1.9rem);
      line-height: 1.15;
    }
.mpa .section > h2 {
      padding-top: var(--space-4);
      border-top: 3px solid var(--brand);
      color: var(--brand-dark);
    }
.mpa h3 {
      margin: 0 0 var(--space-2);
      font-size: 1.2rem;
      line-height: 1.25;
    }
.mpa p, .mpa ul, .mpa ol, .mpa pre, .mpa table, .mpa dl {
      margin: 0 0 var(--space-3);
    }
.mpa p:last-child, .mpa ul:last-child, .mpa ol:last-child, .mpa pre:last-child {
      margin-bottom: 0;
    }
.mpa ul, .mpa ol {
      padding-left: 1.25em;
    }
.mpa li + li {
      margin-top: var(--space-1);
    }
.mpa strong {
      font-family: var(--font-ui);
      font-weight: 600;
    }
.mpa small, .mpa .group-label, .mpa .crumbs, .mpa .toc, .mpa .site-name, .mpa .cta, .mpa .symptom-index, .mpa .anchor {
      font-family: var(--font-ui);
    }
.mpa .meta {
      margin: 0;
      font-family: var(--font-ui);
      font-size: 0.8125rem;
      font-weight: 500;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--slate);
    }
.mpa .meta em {
      font-style: normal;
    }
.mpa .group-label, .mpa .crumbs {
      font-size: 0.875rem;
      font-weight: 500;
      letter-spacing: 0.01em;
      color: var(--slate);
    }
.mpa code, .mpa .mono, .mpa pre {
      font-family: var(--font-mono);
      font-size: 0.9375em;
      font-weight: 400;
      overflow-wrap: anywhere;
    }
.mpa code {
      font-style: normal;
    }
.mpa pre {
      margin-bottom: var(--space-3);
      padding: var(--space-2);
      border: 1px solid var(--navy-tint);
      background: var(--navy-wash);
      border-radius: 4px;
      overflow-x: auto;
      line-height: 1.4;
    }
.mpa pre code {
      font-size: 1em;
      overflow-wrap: normal;
      white-space: pre;
    }
.mpa .shell {
      width: 100%;
      max-width: var(--shell);
      margin-inline: auto;
      padding-inline: 24px;
    }
.mpa .masthead {
      overflow: hidden;
      background: var(--brand-dark);
      padding-block: 14px;
      border-bottom: 3px solid var(--gold);
    }
.mpa .masthead-block {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: var(--space-2) var(--space-3);
    }
.mpa .site-name {
      margin: 0;
      font-size: 1.35rem;
      font-weight: 600;
      letter-spacing: 0.02em;
    }
.mpa .site-name a {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 48px;
      padding-left: 52px;
      color: #fff;
      text-decoration: none;
      overflow: visible;
    }
.mpa .site-logo {
      position: absolute;
      left: -18px;
      top: 50%;
      z-index: 0;
      width: 150px;
      max-width: none;
      height: auto;
      transform: translateY(-50%);
      opacity: 0.34;
      pointer-events: none;
    }
.mpa .brand-text {
      position: relative;
      z-index: 1;
      color: #fff;
    }
.mpa .site-name a:hover .brand-text, .mpa .site-name a:focus-visible .brand-text {
      color: var(--gold);
    }
.mpa .site-name a:hover, .mpa .site-name a:focus-visible {
      color: var(--gold);
    }
.mpa .masthead-actions {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: var(--space-2);
    }
.mpa .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      padding: 0 18px;
      border-radius: 4px;
      font-family: var(--font-ui);
      font-size: 0.9375rem;
      font-weight: 600;
      letter-spacing: 0.02em;
      text-decoration: none;
    }
.mpa .btn-gold {
      background: var(--gold);
      color: var(--brand-dark);
    }
.mpa .btn-gold:hover {
      background: var(--gold-hover);
      color: var(--brand-dark);
    }
.mpa .btn-ghost {
      background: transparent;
      border: 1px solid rgba(255, 255, 255, 0.45);
      color: #fff;
    }
.mpa .btn-ghost:hover {
      border-color: var(--gold);
      color: var(--gold);
    }
.mpa .crumbs ol {
      display: flex;
      flex-wrap: wrap;
      gap: var(--space-1);
      margin: 0;
      padding: 0;
      list-style: none;
    }
.mpa .crumbs li {
      margin: 0;
    }
.mpa .crumbs {
      width: 100%;
      margin-top: 10px;
    }
.mpa .crumbs li:not(:last-child)::after {
      content: "/";
      margin-left: var(--space-1);
      color: rgba(255, 255, 255, 0.35);
    }
.mpa .crumbs a {
      color: #d5deea;
      text-decoration: none;
    }
.mpa .crumbs a:hover {
      color: var(--gold);
      text-decoration: underline;
    }
.mpa .crumbs [aria-current="page"] {
      color: #fff;
    }
.mpa /* Mobile TOC bar — max 56px; jump + current section on one row */
    .toc-bar {
      position: sticky;
      top: 0;
      z-index: 20;
      display: flex;
      align-items: stretch;
      height: var(--bar-height);
      border-bottom: 1px solid var(--brand);
      background: var(--brand);
    }
.mpa .toc-index {
      display: inline-flex;
      align-items: center;
      flex-shrink: 0;
      height: 100%;
      min-height: 44px;
      padding: 0 var(--space-2);
      border-right: 1px solid rgba(255, 255, 255, 0.2);
      color: var(--gold);
      font-family: var(--font-ui);
      font-size: 0.8125rem;
      font-weight: 600;
      letter-spacing: 0.01em;
      text-decoration: none;
      white-space: nowrap;
    }
.mpa .toc-index:hover {
      text-decoration: underline;
    }
.mpa .toc-bar details {
      flex: 1;
      min-width: 0;
      height: var(--bar-height);
    }
.mpa .toc-bar summary {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: var(--space-1);
      height: var(--bar-height);
      padding: 0 var(--space-2);
      list-style: none;
      cursor: pointer;
    }
.mpa .toc-bar summary::-webkit-details-marker {
      display: none;
    }
.mpa .toc-bar .toc-kicker {
      display: block;
      font-size: 0.6875rem;
      font-weight: 500;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--gold);
    }
.mpa .toc-bar .toc-current {
      display: block;
      min-width: 0;
      overflow: hidden;
      font-size: 0.875rem;
      font-weight: 600;
      color: #fff;
      white-space: nowrap;
      text-overflow: ellipsis;
    }
.mpa .toc-bar summary::after {
      content: "";
      width: 8px;
      height: 8px;
      flex-shrink: 0;
      border-right: 1.5px solid var(--gold);
      border-bottom: 1.5px solid var(--gold);
      transform: rotate(45deg) translateY(-2px);
    }
.mpa .toc-bar details[open] summary::after {
      transform: rotate(225deg) translateY(-2px);
    }
.mpa .toc-bar .toc-panel {
      position: absolute;
      left: 0;
      right: 0;
      max-height: calc(100vh - var(--bar-height));
      overflow: auto;
      padding: var(--space-2) var(--space-2) var(--space-3);
      border-bottom: 1px solid var(--rule);
      background: var(--paper);
    }
.mpa .toc-list {
      margin: 0;
      padding: 0;
      list-style: none;
    }
.mpa .toc-list li {
      margin: 0;
    }
.mpa .toc-list a {
      display: flex;
      align-items: center;
      min-height: 44px;
      padding: var(--space-1) 0;
      border-bottom: 1px solid var(--rule);
      color: var(--ink);
      font-family: var(--font-ui);
      font-size: 0.9375rem;
      font-weight: 600;
      line-height: 1.25;
      text-decoration: none;
    }
.mpa .toc-list a[aria-current="location"] {
      color: var(--brand);
      box-shadow: inset 2px 0 0 var(--brand);
      padding-left: var(--space-2);
    }
.mpa .toc-rail {
      display: none;
    }
.mpa .layout {
      padding-top: var(--space-4);
      padding-bottom: var(--space-5);
    }
.mpa .content {
      max-width: var(--measure);
      min-width: 0;
      margin-inline: auto;
      background: var(--card);
      border: 1px solid var(--navy-tint);
      border-radius: 6px;
      overflow: hidden;
      box-shadow: 0 10px 30px rgba(42, 65, 88, 0.1);
    }
.mpa .page-title {
      position: relative;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      min-height: 280px;
      margin: 0;
      padding: var(--space-5) var(--space-3) var(--space-4);
      background-color: var(--brand);
      background-image: linear-gradient(180deg, rgba(42, 65, 88, 0.55), rgba(42, 65, 88, 0.92)), url("assets/motus/motus-share.jpg");
      background-size: cover;
      background-position: center;
      color: #fff;
      border-bottom: 4px solid var(--gold);
    }
.mpa .page-title h1 {
      color: #fff;
    }
.mpa .page-title .meta {
      color: var(--gold);
    }
.mpa .section {
      padding: var(--space-5) var(--space-3);
    }
.mpa .page-title + .section {
      padding-top: 0;
    }
.mpa .callout {
      max-width: none;
      padding: var(--space-3);
      background: var(--navy-wash);
      border-top: 0;
      border-bottom: 0;
      border-left: 4px solid var(--gold);
      border-radius: 0 4px 4px 0;
      color: var(--ink);
    }
.mpa .callout p {
      margin-bottom: var(--space-3);
    }
.mpa .callout p:last-child {
      margin-bottom: 0;
    }
.mpa .symptom-index {
      width: 100%;
      margin: 0;
      padding: 0;
      list-style: none;
      overflow: hidden;
      border: 1px solid var(--navy-tint);
      border-top: 4px solid var(--brand);
      border-radius: 4px;
      background: var(--card);
    }
.mpa .symptom-index li {
      margin: 0;
    }
.mpa .symptom-index a {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: var(--space-2);
      align-items: center;
      min-height: 56px;
      padding: 12px 12px 12px 10px;
      border-bottom: 1px solid var(--rule);
      color: var(--ink);
      text-decoration: none;
      transition: transform 0.15s ease, box-shadow 0.15s ease;
    }
.mpa .symptom-index li:nth-child(even) a {
      background: var(--row-alt);
    }
.mpa .symptom-index li:last-child a {
      border-bottom: 0;
    }
.mpa .symptom-index a:hover, .mpa .symptom-index a:focus-visible {
      transform: translateX(4px);
      background: var(--navy-wash);
      box-shadow: inset 4px 0 0 var(--gold);
    }
.mpa .symptom-index .symptom {
      font-size: 1.0625rem;
      font-weight: 600;
      line-height: 1.3;
    }
.mpa .symptom-index .goto {
      color: var(--brand);
      font-family: var(--font-mono);
      font-size: 0.9375rem;
      font-weight: 400;
      text-align: right;
      white-space: nowrap;
    }
.mpa .problem {
      padding: var(--space-3) var(--space-4);
      margin-bottom: var(--space-3);
      background: var(--paper);
      border: 1px solid var(--navy-tint);
      border-left: 4px solid var(--gold);
      border-radius: 4px;
    }
.mpa .problem:first-of-type {
      margin-top: var(--space-3);
    }
.mpa .problem:last-of-type {
      margin-bottom: 0;
    }
.mpa .problem-heading {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: var(--space-1);
    }
.mpa .problem-num {
      font-family: var(--font-mono);
      font-size: 0.8125rem;
      font-weight: 400;
      line-height: 1;
      color: var(--brand-dark);
      background: var(--gold);
      padding: 4px 8px;
      border-radius: 3px;
    }
.mpa .problem-title {
      display: flex;
      align-items: baseline;
      gap: var(--space-1);
    }
.mpa .problem-heading .anchor {
      flex-shrink: 0;
      opacity: 0;
      color: var(--brand);
      font-size: 1rem;
      font-weight: 600;
      text-decoration: none;
    }
.mpa .problem-heading:hover .anchor, .mpa .problem-heading .anchor:focus-visible {
      opacity: 1;
    }
.mpa .fig {
      margin-block: 48px;
      margin-inline: 0;
      max-width: 100%;
      background: var(--card);
    }
.mpa .fig img {
      display: block;
      width: 100%;
      max-width: 100%;
      height: auto;
      border: 1px solid var(--navy-tint);
      border-radius: 2px 2px 0 0;
    }
.mpa .fig figcaption {
      margin-top: 0;
      padding: 12px 12px 12px 10px;
      border-left: 4px solid var(--gold);
      background: var(--navy-wash);
      color: var(--slate);
      font-family: var(--font-ui);
      font-size: 0.875rem;
      font-weight: 500;
      letter-spacing: 0.01em;
      text-align: left;
    }
.mpa .fig--wide {
      width: 100%;
      max-width: 100%;
      margin-left: 0;
    }
.mpa .table-scroll {
      overflow-x: auto;
      margin-bottom: var(--space-3);
      border: 1px solid var(--navy-tint);
      border-radius: 4px;
      -webkit-overflow-scrolling: touch;
    }
.mpa table {
      width: 100%;
      min-width: 36rem;
      border-collapse: collapse;
      font-size: 1em;
    }
.mpa th, .mpa td {
      padding: 12px var(--space-2);
      border-bottom: 1px solid var(--rule);
      text-align: left;
      vertical-align: top;
    }
.mpa th {
      font-family: var(--font-ui);
      font-size: 0.875rem;
      font-weight: 600;
      letter-spacing: 0.01em;
      background: var(--brand);
      color: #fff;
    }
.mpa tbody tr:nth-child(even) {
      background: var(--row-alt);
    }
.mpa tr:last-child td {
      border-bottom: 0;
    }
.mpa .checklist {
      margin: 0 0 var(--space-3);
      padding: 0;
      list-style: none;
    }
.mpa .checklist li {
      display: flex;
      align-items: flex-start;
      gap: var(--space-2);
      min-height: 44px;
      margin: 0;
      padding: 10px 0;
      border-bottom: 1px solid var(--rule);
    }
.mpa .checklist li::before {
      content: "";
      width: 16px;
      height: 16px;
      margin-top: 0.4em;
      flex-shrink: 0;
      border: 2px solid var(--gold);
      background: var(--navy-wash);
      border-radius: 3px;
    }
.mpa .group-label {
      margin: var(--space-3) 0 var(--space-1);
      color: var(--brand-dark);
      font-weight: 600;
      letter-spacing: 0.04em;
      text-transform: uppercase;
    }
.mpa .group-label:first-child {
      margin-top: 0;
    }
.mpa /* --alert is used only in the scam warning section */
    .scam {
      padding: 32px;
      background: var(--alert-wash);
      border-top: 1px solid #e2c6c6;
      border-bottom: 1px solid #e2c6c6;
      border-left: 6px solid var(--alert);
      border-radius: 0 4px 4px 0;
    }
.mpa .scam h2 {
      color: var(--alert);
    }
.mpa .scam h3 {
      margin-top: var(--space-4);
      color: var(--ink);
    }
.mpa .cta {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: var(--space-2) var(--space-3);
      margin: var(--space-4) 0 0;
      padding: var(--space-3);
      background: var(--brand-dark);
      border: 0;
      border-radius: 4px;
    }
.mpa .cta a {
      display: inline-flex;
      align-items: center;
      min-height: 44px;
      padding: 0 18px;
      border-radius: 4px;
      background: var(--gold);
      color: var(--brand-dark);
      font-size: 1.0625rem;
      font-weight: 600;
      text-decoration: none;
    }
.mpa .cta a:hover {
      background: var(--gold-hover);
      text-decoration: none;
    }
.mpa .cta .phone {
      font-family: var(--font-ui);
      background: transparent;
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.4);
    }
.mpa .cta .phone:hover {
      border-color: var(--gold);
      color: var(--gold);
      background: transparent;
    }
.mpa .help-cta {
      margin-top: var(--space-4);
    }
.mpa .sources {
      padding-left: 1.25em;
    }
.mpa .disclaimer {
      padding: var(--space-4) var(--space-3);
      margin: 0;
      background: var(--brand-dark);
      border-top: 4px solid var(--gold);
      color: #d5deea;
      font-size: 1rem;
      border-radius: 0;
    }
.mpa .disclaimer a {
      color: var(--gold);
    }
.mpa .disclaimer p {
      margin-bottom: var(--space-2);
    }
.mpa #faq h3 {
      margin: var(--space-3) 0 0;
      padding: 16px 16px 8px;
      background: var(--navy-wash);
      border-left: 4px solid var(--brand);
      border-radius: 4px 4px 0 0;
    }
.mpa #faq h3:first-of-type {
      margin-top: 0;
    }
.mpa #faq h3 + p {
      margin-bottom: var(--space-3);
      padding: 0 16px 16px;
      background: var(--navy-wash);
      border-left: 4px solid var(--brand);
      border-radius: 0 0 4px 4px;
    }
@media (min-width: 768px) {
.mpa .shell {
        padding-inline: 40px;
      }
}
@media (min-width: 1024px) {
.mpa .toc-bar {
        display: none;
      }
.mpa .layout {
        display: grid;
        grid-template-columns: var(--toc-width) minmax(0, 1fr);
        column-gap: var(--grid-gap);
        justify-content: stretch;
        padding-top: var(--space-4);
        padding-bottom: var(--space-6);
      }
.mpa .masthead .shell {
        display: grid;
        grid-template-columns: var(--toc-width) minmax(0, 1fr);
        column-gap: var(--grid-gap);
        justify-content: stretch;
      }
.mpa .masthead-block {
        grid-column: 1 / -1;
      }
.mpa .masthead .crumbs {
        grid-column: 1 / -1;
      }
.mpa .content {
        max-width: none;
        margin-inline: 0;
      }
.mpa .toc-rail {
        display: block;
        position: sticky;
        top: var(--space-2);
        z-index: 5;
        align-self: start;
        max-height: calc(100vh - var(--space-3));
        overflow: auto;
        padding: 16px 14px 12px;
        background: var(--card);
        border: 1px solid var(--navy-tint);
        border-top: 4px solid var(--gold);
        border-radius: 6px;
        box-shadow: 0 8px 24px rgba(42, 65, 88, 0.08);
      }
.mpa .toc-rail .toc-kicker {
        margin: 0 0 var(--space-2);
        font-size: 0.6875rem;
        font-weight: 600;
        letter-spacing: 0.1em;
        text-transform: uppercase;
        color: var(--brand);
      }
.mpa .toc-rail .toc-list a {
        border-bottom: 0;
        min-height: 44px;
        padding: 8px 0 8px 8px;
        color: var(--slate);
        font-size: 0.875rem;
        letter-spacing: 0.01em;
        transition: color 0.15s ease, box-shadow 0.15s ease;
      }
.mpa .toc-rail .toc-list a:hover, .mpa .toc-rail .toc-list a[aria-current="location"] {
        color: var(--brand-dark);
        background: var(--navy-wash);
        box-shadow: inset 3px 0 0 var(--gold);
      }
.mpa .section {
        padding: var(--space-6) var(--space-4);
      }
.mpa .page-title + .section {
        padding-top: var(--space-4);
      }
.mpa .section.scam {
        margin-inline: var(--space-3);
        padding: 32px;
      }
.mpa .page-title {
        min-height: 360px;
        padding: var(--space-6) var(--space-4) var(--space-4);
      }
.mpa .fig--wide {
        width: 100%;
        max-width: 100%;
        margin-left: 0;
      }
}
.mpa h2, .mpa h3 {
      scroll-margin-top: calc(var(--bar-height) + var(--space-2));
    }
@media (min-width: 1024px) {
.mpa h2, .mpa h3 {
        scroll-margin-top: var(--space-3);
      }
}
@media (prefers-reduced-motion: reduce) {
.mpa {
        scroll-behavior: auto;
      }
.mpa .symptom-index a, .mpa .toc-rail .toc-list a {
        transition: none;
      }
}

/* Tailwind preflight zeros list markers; restore them inside the article. */
.mpa *,
.mpa *::before,
.mpa *::after {
  box-sizing: border-box;
}
.mpa ul:not(.symptom-index):not(.toc-list):not(.checklist) {
  list-style-type: disc;
}
.mpa ol:not(.toc-list) {
  list-style-type: decimal;
}
.mpa .toc-bar {
  z-index: 40;
}