/*
 * Mobile conversion/readability layer for topic hubs.
 *
 * Scope is deliberately narrow: no element is removed and no authored copy,
 * link, heading or metadata is changed. The regional guide's flatter reading
 * rhythm is reused here so long topic pages remain easy to scan on a phone.
 */
@media (max-width: 700px) {
  body.nuguna-topic-hub-page {
    --topic-mobile-line: #dce6ec;
    --topic-mobile-soft: #f3f8fb;
    --topic-mobile-ink: #102f3d;
    --topic-mobile-muted: #445f6d;
  }

  body.nuguna-topic-hub-page .breadcrumb-wrap {
    padding-block: 15px;
  }

  body.nuguna-topic-hub-page .breadcrumb {
    font-size: .88rem;
    line-height: 1.45;
  }

  /* Clear topic identity: readable answer first, sharp artwork second. */
  body.nuguna-topic-hub-page .topic-hub-hero {
    min-height: 0;
    overflow: visible;
    padding: 25px 0 26px;
    background: #fff;
    border-bottom: 1px solid var(--topic-mobile-line);
  }

  body.nuguna-topic-hub-page .topic-hub-hero::before {
    display: none;
  }

  body.nuguna-topic-hub-page .topic-hub-hero-grid {
    display: flex;
    width: min(100% - 32px, 1180px);
    min-height: 0;
    flex-direction: column;
    padding: 0;
  }

  body.nuguna-topic-hub-page .topic-hub-hero-grid > div:first-child {
    display: contents;
  }

  body.nuguna-topic-hub-page .topic-hub-kicker {
    order: 1;
    width: max-content;
    max-width: 100%;
    margin: 0 0 12px;
    color: var(--hub-accent-ink);
    font-size: .86rem;
    line-height: 1.35;
    text-shadow: none;
  }

  body.nuguna-topic-hub-page .topic-hub-hero h1 {
    order: 2;
    max-width: 100%;
    margin: 0;
    color: var(--topic-mobile-ink);
    font-size: clamp(1.9rem, 8.3vw, 2.3rem);
    line-height: 1.17;
    letter-spacing: -.055em;
    text-wrap: balance;
    text-shadow: none;
  }

  body.nuguna-topic-hub-page .topic-hub-hero-title-main,
  body.nuguna-topic-hub-page .topic-hub-hero-title-accent {
    color: inherit;
  }

  body.nuguna-topic-hub-page .topic-hub-hero-summary {
    display: block;
    order: 3;
    max-width: 100%;
    margin: 16px 0 0;
    overflow: visible;
    color: var(--topic-mobile-muted);
    font-size: 1.02rem;
    line-height: 1.68;
    text-shadow: none;
    -webkit-box-orient: initial;
    -webkit-line-clamp: initial;
  }

  body.nuguna-topic-hub-page .topic-hub-hero .topic-hub-actions {
    display: grid;
    order: 4;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    width: 100%;
    margin: 18px 0 0;
  }

  body.nuguna-topic-hub-page .topic-hub-hero .topic-hub-button {
    min-width: 0;
    min-height: 49px;
    justify-content: space-between;
    padding: 11px 14px;
    border-radius: 12px;
    box-shadow: none;
    font-size: .96rem;
    line-height: 1.35;
  }

  body.nuguna-topic-hub-page .topic-hub-hero .topic-hub-button:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }

  body.nuguna-topic-hub-page .topic-hub-visual {
    display: block;
    order: 5;
    position: relative;
    inset: auto;
    width: 100%;
    height: clamp(150px, 43vw, 185px);
    min-height: 0;
    margin: 18px 0 0;
    overflow: hidden;
    pointer-events: none;
    border: 1px solid var(--topic-mobile-line);
    border-radius: 16px;
    background: var(--topic-mobile-soft);
  }

  body.nuguna-topic-hub-page .topic-hub-visual > .topic-hub-visual-scene {
    position: absolute;
    inset: 0;
    height: 100%;
    overflow: hidden;
  }

  body.nuguna-topic-hub-page .topic-hub-visual > .topic-hub-visual-scene > img,
  body.nuguna-topic-hub-page .topic-hub-visual > .topic-hub-visual-scene > img[src*="usim-convenience-two-products-wide"],
  body.nuguna-topic-hub-page .topic-hub-visual > .topic-hub-visual-scene > img[src*="usim-daiso-store-gogobi-wide"] {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    max-width: 100%;
    object-fit: cover;
    object-position: center;
    filter: none;
    transform: none;
    opacity: 1;
    -webkit-mask-image: none;
    mask-image: none;
  }

  body.nuguna-topic-hub-page .topic-hub-privacy-note {
    order: 6;
    margin: 12px 0 0;
    color: #607681;
    font-size: .78rem;
    line-height: 1.55;
  }

  /* The three essential facts read as one compact checklist. */
  body.nuguna-topic-hub-page .topic-hub-hero + .topic-hub-container {
    width: min(100% - 32px, 1180px);
    padding: 18px 0 0;
  }

  body.nuguna-topic-hub-page .topic-hub-facts {
    display: block;
    margin: 0;
    overflow: hidden;
    border: 0;
    border-top: 1px solid var(--topic-mobile-line);
    border-bottom: 1px solid var(--topic-mobile-line);
    border-radius: 0;
    background: #fff;
    box-shadow: none;
  }

  body.nuguna-topic-hub-page .topic-hub-fact {
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr);
    align-items: center;
    gap: 12px;
    min-height: 0;
    padding: 14px 16px;
    border: 0;
    border-bottom: 1px solid var(--topic-mobile-line);
  }

  body.nuguna-topic-hub-page .topic-hub-fact:last-child {
    border-bottom: 0;
  }

  body.nuguna-topic-hub-page .topic-hub-fact b {
    margin: 0;
    color: var(--hub-accent-ink);
    font-size: .74rem;
    letter-spacing: .02em;
  }

  body.nuguna-topic-hub-page .topic-hub-fact span {
    color: var(--topic-mobile-ink);
    font-size: .95rem;
    font-weight: 720;
    line-height: 1.5;
  }

  /* Desktop keeps the full section navigator. On a phone it pushes the first
     useful answer too far down, so only its presentation is suppressed. */
  body.nuguna-topic-hub-page .topic-hub-body {
    padding-block: 30px 46px !important;
    background: #fff !important;
  }

  body.nuguna-topic-hub-page .topic-hub-layout {
    width: min(100% - 32px, 1040px);
  }

  body.nuguna-topic-hub-page .topic-hub-toc {
    display: none !important;
  }

  body.nuguna-topic-hub-page .topic-hub-toc-head {
    display: block;
    margin-bottom: 12px;
  }

  body.nuguna-topic-hub-page .topic-hub-toc-head strong {
    font-size: 1.08rem;
  }

  body.nuguna-topic-hub-page .topic-hub-toc-head span {
    display: block;
    margin-top: 3px;
    font-size: .79rem;
  }

  body.nuguna-topic-hub-page .topic-hub-toc-grid {
    display: grid;
    grid-auto-columns: minmax(205px, 76vw);
    grid-auto-flow: column;
    grid-template-columns: none;
    gap: 9px;
    overflow-x: auto;
    padding: 1px 1px 7px;
    scroll-snap-type: x proximity;
    scrollbar-width: thin;
  }

  body.nuguna-topic-hub-page .topic-hub-toc-grid > a {
    min-height: 54px;
    gap: 9px;
    padding: 10px 12px;
    scroll-snap-align: start;
    border-radius: 12px;
    background: #fff;
    font-size: .86rem;
  }

  body.nuguna-topic-hub-page .topic-hub-toc-index {
    width: 30px;
    height: 30px;
    border-radius: 9px;
  }

  /* Keep the first conversion panel visible, but remove the nested-card feel. */
  body.nuguna-topic-hub-page .topic-hub-quick-actions {
    margin: 0 0 28px;
    padding: 25px 0 18px !important;
    border: 0 !important;
    border-radius: 0;
    background: #fff !important;
    background-image: none !important;
    box-shadow: none !important;
  }

  body.nuguna-topic-hub-page .topic-hub-quick-actions::before {
    display: none;
  }

  body.nuguna-topic-hub-page .topic-hub-quick-actions h2 {
    margin: 11px 0 8px;
    color: var(--topic-mobile-ink);
    font-size: 1.55rem;
    line-height: 1.28;
  }

  body.nuguna-topic-hub-page .topic-hub-quick-actions-head p {
    color: var(--topic-mobile-muted);
    font-size: .96rem;
    line-height: 1.68;
  }

  body.nuguna-topic-hub-page .topic-hub-tool-grid {
    gap: 0;
    margin-top: 17px;
    overflow: hidden;
    border: 0;
    border-top: 1px solid var(--topic-mobile-line);
    border-bottom: 1px solid var(--topic-mobile-line);
    border-radius: 0;
    background: #fff;
  }

  body.nuguna-topic-hub-page .topic-hub-tool-link,
  body.nuguna-topic-hub-page .topic-hub-tool-link:last-child:nth-child(odd) {
    grid-template-columns: 30px minmax(0, 1fr) 16px;
    gap: 10px;
    min-height: 0;
    padding: 14px 13px;
    border: 0;
    border-bottom: 1px solid var(--topic-mobile-line);
    border-radius: 0;
    background: #fff;
  }

  body.nuguna-topic-hub-page .topic-hub-tool-link:last-child {
    border-bottom: 0;
  }

  body.nuguna-topic-hub-page .topic-hub-tool-mark {
    width: 30px;
    height: 30px;
    border-radius: 9px;
  }

  body.nuguna-topic-hub-page .topic-hub-tool-copy b {
    font-size: .97rem;
  }

  body.nuguna-topic-hub-page .topic-hub-tool-copy em {
    font-size: .79rem;
    line-height: 1.5;
  }

  body.nuguna-topic-hub-page .topic-hub-quick-convert {
    gap: 13px;
    margin-top: 14px;
    padding: 17px 0;
    border: 0;
    border-top: 1px solid var(--topic-mobile-line);
    border-bottom: 1px solid var(--topic-mobile-line);
    border-radius: 0;
    background: #fff;
  }

  body.nuguna-topic-hub-page .topic-hub-quick-convert .topic-hub-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
    gap: 8px;
  }

  body.nuguna-topic-hub-page .topic-hub-quick-convert .topic-hub-button {
    height: 100%;
    min-height: 46px;
    padding: 10px 11px;
    font-size: .9rem;
    line-height: 1.4;
    text-align: center;
  }

  /* Long-form content: heading, answer and divider instead of card on card. */
  body.nuguna-topic-hub-page :is(
    .topic-hub-section,
    .topic-hub-posts,
    .topic-hub-children,
    .topic-hub-faq,
    .topic-hub-sources
  ) {
    margin: 0 !important;
    padding: 31px 0 !important;
    border: 0 !important;
    border-top: 1px solid var(--topic-mobile-line) !important;
    border-radius: 0 !important;
    background: #fff !important;
    box-shadow: none !important;
  }

  body.nuguna-topic-hub-page .topic-hub-section.topic-hub-answer,
  body.nuguna-topic-hub-page .topic-hub-answer {
    margin: 0 0 12px;
    padding: 25px 0 !important;
    border: 0 !important;
    border-top: 1px solid var(--topic-mobile-line) !important;
    border-bottom: 1px solid var(--topic-mobile-line) !important;
    border-radius: 0 !important;
    background: #fff !important;
    background-image: none !important;
    box-shadow: none !important;
  }

  body.nuguna-topic-hub-page :is(.topic-hub-section, .topic-hub-posts, .topic-hub-children, .topic-hub-faq) h2 {
    margin: 7px 0 17px;
    padding-bottom: 12px;
    color: var(--topic-mobile-ink);
    font-size: clamp(1.55rem, 7vw, 1.85rem);
    line-height: 1.3;
    letter-spacing: -.04em;
  }

  body.nuguna-topic-hub-page :is(.topic-hub-section, .topic-hub-answer, .topic-hub-child-card) p,
  body.nuguna-topic-hub-page .topic-hub-section li,
  body.nuguna-topic-hub-page :is(.topic-hub-children, .topic-hub-posts, .topic-hub-faq) > p {
    color: var(--topic-mobile-muted);
    font-size: 1.0625rem !important;
    line-height: 1.82 !important;
  }

  body.nuguna-topic-hub-page .topic-hub-section p {
    margin-bottom: 19px;
  }

  body.nuguna-topic-hub-page .topic-hub-section p + p {
    margin-top: 18px;
  }

  body.nuguna-topic-hub-page :is(.topic-hub-cards, .topic-hub-child-grid) {
    gap: 0;
    margin-top: 18px;
    overflow: hidden;
    border-top: 1px solid var(--topic-mobile-line);
    border-bottom: 1px solid var(--topic-mobile-line);
  }

  body.nuguna-topic-hub-page :is(
    .topic-hub-card,
    .topic-hub-child-card,
    .topic-hub-section--cards .topic-hub-card,
    .topic-hub-section--facts .topic-hub-card
  ) {
    min-height: 0;
    padding: 18px 4px;
    border: 0;
    border-bottom: 1px solid var(--topic-mobile-line);
    border-radius: 0;
    background: #fff;
    box-shadow: none;
  }

  body.nuguna-topic-hub-page :is(.topic-hub-card, .topic-hub-child-card):last-child {
    border-bottom: 0;
  }

  body.nuguna-topic-hub-page :is(.topic-hub-card, .topic-hub-child-card) b {
    color: var(--topic-mobile-ink);
    font-size: 1.12rem !important;
    line-height: 1.5 !important;
  }

  body.nuguna-topic-hub-page :is(.topic-hub-card, .topic-hub-child-card) b::before {
    display: none !important;
  }

  body.nuguna-topic-hub-page :is(.topic-hub-card, .topic-hub-child-card) p {
    margin-top: 10px;
    color: var(--topic-mobile-muted);
    font-size: 1.04rem !important;
    line-height: 1.8 !important;
  }

  body.nuguna-topic-hub-page .topic-hub-sentence-group {
    display: block;
  }

  body.nuguna-topic-hub-page .topic-hub-sentence-group + .topic-hub-sentence-group {
    margin-top: 13px;
  }

  body.nuguna-topic-hub-page .topic-hub-list {
    gap: 0;
    margin-top: 17px;
    border: 0 !important;
    border-top: 1px solid var(--topic-mobile-line) !important;
    border-bottom: 1px solid var(--topic-mobile-line) !important;
    border-radius: 0 !important;
  }

  body.nuguna-topic-hub-page .topic-hub-list > li,
  body.nuguna-topic-hub-page .topic-hub-list > li:nth-child(even) {
    padding: 17px 5px 17px 46px !important;
    border: 0 !important;
    border-bottom: 1px solid var(--topic-mobile-line) !important;
    border-radius: 0 !important;
    background: #fff !important;
    color: var(--topic-mobile-muted) !important;
    font-size: 1.04rem !important;
    line-height: 1.82 !important;
  }

  body.nuguna-topic-hub-page .topic-hub-list > li::before {
    position: absolute !important;
    display: grid !important;
    width: 23px !important;
    height: 23px !important;
    place-items: center !important;
    left: 8px !important;
    top: 19px !important;
    transform: none !important;
    line-height: 1 !important;
  }

  body.nuguna-topic-hub-page .topic-hub-list-title {
    display: block;
    margin-bottom: 7px;
    color: var(--topic-mobile-ink);
    font-size: 1.07rem;
    font-weight: 850;
    line-height: 1.5;
  }

  body.nuguna-topic-hub-page .topic-hub-list-copy {
    display: block;
  }

  body.nuguna-topic-hub-page .topic-hub-note,
  body.nuguna-topic-hub-page .topic-hub-source-note {
    display: block;
    padding: 18px 0 !important;
    border: 0 !important;
    border-top: 1px solid var(--topic-mobile-line) !important;
    border-bottom: 1px solid var(--topic-mobile-line) !important;
    border-radius: 0 !important;
    background: #fff !important;
    background-image: none !important;
    color: var(--topic-mobile-muted) !important;
    font-size: 1rem !important;
    line-height: 1.78 !important;
    box-shadow: none !important;
  }

  body.nuguna-topic-hub-page .topic-hub-source-note > b {
    display: block;
    margin-bottom: 9px;
    color: var(--topic-mobile-ink) !important;
    font-size: 1.04rem !important;
  }

  body.nuguna-topic-hub-page .topic-hub-source-note ul {
    margin: 0;
    padding: 0;
  }

  body.nuguna-topic-hub-page .topic-hub-activation-note {
    margin: 22px 0 0;
    padding: 18px 0 !important;
    border: 0 !important;
    border-top: 1px solid var(--topic-mobile-line) !important;
    border-bottom: 1px solid var(--topic-mobile-line) !important;
    border-radius: 0 !important;
    background: #fff !important;
    background-image: none !important;
    color: var(--topic-mobile-muted) !important;
    font-size: 1rem !important;
    line-height: 1.82 !important;
    box-shadow: none !important;
  }

  body.nuguna-topic-hub-page .topic-hub-activation-note b {
    display: block;
    margin-bottom: 9px;
    color: var(--topic-mobile-ink) !important;
    font-size: 1.04rem;
    line-height: 1.65;
  }

  body.nuguna-topic-hub-page .topic-hub-table-wrap {
    margin-inline: 0;
    border-radius: 0;
  }

  body.nuguna-topic-hub-page .topic-hub-table :is(th, td) {
    font-size: .96rem !important;
    line-height: 1.65 !important;
  }

  body.nuguna-topic-hub-page :is(
    .topic-hub-section--comparison,
    .topic-hub-section--compare
  ) .topic-hub-cards {
    border: 0 !important;
    border-top: 1px solid var(--topic-mobile-line) !important;
    border-bottom: 1px solid var(--topic-mobile-line) !important;
    border-radius: 0 !important;
    background: #fff !important;
  }

  body.nuguna-topic-hub-page .topic-hub-review {
    margin: 0;
    padding: 30px 0;
    border: 0;
    border-top: 1px solid var(--topic-mobile-line);
    border-radius: 0;
    background: #fff;
    box-shadow: none;
  }

  body.nuguna-topic-hub-page .topic-hub-activation-process {
    margin-top: 0;
    padding: 30px 0;
    border: 0;
    border-top: 1px solid var(--topic-mobile-line);
    border-radius: 0;
    background: #fff;
    box-shadow: none;
  }

  body.nuguna-topic-hub-page .topic-hub-activation-copy h3 {
    overflow-wrap: anywhere;
    white-space: normal;
    word-break: normal;
  }

  body.nuguna-topic-hub-page .topic-hub-bottom {
    padding-block: 34px;
  }

  body.nuguna-topic-hub-page .topic-hub-bottom-inner {
    border-radius: 16px;
    box-shadow: none;
  }

  body.nuguna-topic-hub-page .topic-hub-bottom-copy,
  body.nuguna-topic-hub-page .topic-hub-bottom-action {
    padding: 24px 19px;
  }
}

@media (max-width: 330px) {
  body.nuguna-topic-hub-page .topic-hub-hero .topic-hub-actions,
  body.nuguna-topic-hub-page .topic-hub-quick-convert .topic-hub-actions {
    grid-template-columns: 1fr;
  }

  body.nuguna-topic-hub-page .topic-hub-hero .topic-hub-button:last-child:nth-child(odd) {
    grid-column: auto;
  }
}