/* Página interior — normas. Título e leitura em B; navbar continua A. */

.reg-shell {
  padding: 1.75rem 0 4.5rem;
}

.reg-shell__inner {
  padding: 0 24px;
}

@media (min-width: 768px) {
  .reg-shell__inner {
    padding-left: 48px;
    padding-right: 48px;
  }
}

.reg-head {
  margin-bottom: 2.5rem;
}

.reg-head__kicker {
  margin-bottom: 0.55rem;
  font-weight: var(--la-fw-medium);
  font-size: 0.8125rem;
  letter-spacing: var(--la-tracking-meta);
  text-transform: uppercase;
  color: var(--la-cyan);
}

.reg-head__title {
  max-width: 100%;
  font-weight: var(--la-fw-heavy);
  font-size: clamp(1.85rem, (100vw - 3rem) / 9.2, 4.75rem);
  letter-spacing: var(--la-tracking-display);
  line-height: 0.92;
  text-transform: uppercase;
  color: var(--la-lime);
}

.reg-head__meta {
  margin-top: 0.7rem;
  font-weight: var(--la-fw-medium);
  font-size: clamp(0.9375rem, 2.6vw, 1.125rem);
  letter-spacing: var(--la-tracking-meta);
  text-transform: uppercase;
  color: var(--la-white);
}

.reg-index {
  position: sticky;
  top: 72px;
  z-index: 15;
  margin: 0 -24px 2.25rem;
  padding: 0 24px;
  background: var(--la-purple);
  border-top: 2px solid var(--la-lime);
  border-bottom: 2px solid var(--la-lime);
}

@media (min-width: 768px) {
  .reg-index {
    margin-left: -48px;
    margin-right: -48px;
    padding-left: 48px;
    padding-right: 48px;
  }
}

.reg-index__sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.reg-index__summary {
  display: grid;
  grid-template-columns: 2.2rem 1fr auto;
  align-items: center;
  gap: 0.75rem;
  min-height: 3.25rem;
  cursor: pointer;
  list-style: none;
}

.reg-index__summary::-webkit-details-marker {
  display: none;
}

.reg-index__summary::after {
  content: "→";
  color: var(--la-lime);
  font-weight: var(--la-fw-medium);
  line-height: 1;
  transform: rotate(90deg);
  transition: transform 220ms cubic-bezier(0.2, 0, 0, 1);
}

.reg-index__panel[open] .reg-index__summary::after {
  transform: rotate(-90deg);
}

.reg-index__panel[open] .reg-index__summary {
  grid-template-columns: 1fr auto;
}

.reg-index__panel[open] .reg-index__sr {
  position: static;
  width: auto;
  height: auto;
  overflow: visible;
  clip: auto;
  clip-path: none;
  font-weight: var(--la-fw-heavy);
  font-size: 0.9375rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--la-lime);
}

.reg-index__panel[open] .reg-index__mark,
.reg-index__panel[open] .reg-index__now {
  display: none;
}

.reg-index__mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  border: 2px solid var(--la-lime);
  background: var(--la-lime);
  color: var(--la-purple);
  font-weight: var(--la-fw-heavy);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  line-height: 1;
}

.reg-index__now {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: var(--la-fw-bold);
  font-size: 0.9375rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.2;
  color: var(--la-lime);
}

.reg-index__list {
  display: flex;
  flex-direction: column;
  max-height: min(65vh, 26rem);
  overflow-y: auto;
  padding-bottom: 0.85rem;
}

.reg-index__list > li {
  display: flex;
}

.reg-index a {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  min-height: 2.75rem;
  padding: 0.45rem 0;
  border-top: 1px solid rgb(180 248 0 / 35%);
  color: var(--la-lime);
}

.reg-index__n {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  border: 2px solid var(--la-lime);
  font-weight: var(--la-fw-heavy);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  line-height: 1;
}

.reg-index__t {
  font-weight: var(--la-fw-bold);
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.25;
}

.reg-index a[aria-current="true"] .reg-index__n {
  background: var(--la-lime);
  color: var(--la-purple);
}

.reg-doc {
  padding: 0.25rem 0 0;
}


.reg-article {
  padding: 2.25rem 0;
  border-top: 1px solid rgb(180 248 0 / 35%);
  scroll-margin-top: 132px;
}

.reg-article:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.reg-article:target {
  outline: 3px solid var(--la-lime);
  outline-offset: 12px;
}

.reg-article__head {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: end;
  gap: 0.85rem 1.15rem;
  margin-bottom: 1.35rem;
}

.reg-article__num {
  font-weight: var(--la-fw-heavy);
  font-size: clamp(2.25rem, 7vw, 3.75rem);
  letter-spacing: 0.02em;
  line-height: 0.9;
  color: var(--la-lime);
}

.reg-article__title {
  max-width: 22ch;
  overflow-wrap: break-word;
  font-weight: var(--la-fw-heavy);
  font-size: clamp(1.125rem, 3.4vw, 1.85rem);
  letter-spacing: var(--la-tracking-display);
  line-height: var(--la-leading-display);
  text-transform: uppercase;
  color: var(--la-lime);
}

.reg-article__body {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

@media (min-width: 768px) {
  .reg-article__body {
    padding-left: calc(3.75rem + 1.15rem);
  }
}

.reg-clause {
  display: grid;
  grid-template-columns: 3.75rem 1fr;
  gap: 0.5rem 0.85rem;
  align-items: start;
}

.reg-clause--bare {
  grid-template-columns: 1fr;
}

.reg-clause > .reg-clause__n {
  font-weight: var(--la-fw-bold);
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  line-height: 1.5;
  color: var(--la-lime);
}

.reg-clause__body,
.reg-clause__body p,
.reg-article__body > p,
.reg-lead,
.reg-follow {
  max-width: 62ch;
  font-size: 1.0625rem;
  font-weight: var(--la-fw-book);
  line-height: 1.5;
  color: var(--la-white);
}

.reg-clause a,
.reg-article a {
  color: var(--la-lime);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.reg-lead {
  margin-bottom: 0.65rem;
}

.reg-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.reg-list > li {
  position: relative;
  padding-left: 1.15rem;
  max-width: 62ch;
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--la-white);
}

.reg-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--la-lime);
}

.reg-list--nested {
  margin-top: 0.5rem;
  margin-left: 0.15rem;
}

.reg-list--nested > li::before {
  width: 0.28rem;
  height: 0.28rem;
  top: 0.65em;
}

.reg-subhead {
  margin: 0.35rem 0 0.5rem;
  font-weight: var(--la-fw-bold);
  font-size: 0.8125rem;
  letter-spacing: var(--la-tracking-meta);
  text-transform: uppercase;
  color: var(--la-cyan);
}

.reg-times {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  max-width: none;
}

.reg-times div {
  display: grid;
  grid-template-columns: 10.5rem 1fr;
  gap: 0.75rem;
  align-items: baseline;
}

.reg-times dt {
  font-weight: var(--la-fw-bold);
  font-size: 0.8125rem;
  letter-spacing: var(--la-tracking-meta);
  text-transform: uppercase;
  color: var(--la-lime);
}

.reg-times dd {
  font-size: 1.0625rem;
  color: var(--la-white);
}

.reg-follow {
  margin-top: 1rem;
}

.reg-prizes {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.reg-prizes li {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 0.85rem;
  align-items: start;
  max-width: 62ch;
}

.reg-prizes__place {
  font-weight: var(--la-fw-heavy);
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  line-height: 1.2;
  color: var(--la-lime);
}

.reg-prizes__what {
  font-size: 1.0625rem;
  line-height: 1.45;
  color: var(--la-white);
}

.reg-subn {
  display: grid;
  grid-template-columns: 1.5rem 1fr;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
  max-width: 62ch;
}

.reg-subn__n {
  font-weight: var(--la-fw-bold);
  color: var(--la-lime);
}

.reg-subn p {
  color: var(--la-white);
  font-size: 1.0625rem;
  line-height: 1.5;
}

.reg-closing {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 2px solid var(--la-lime);
}

.reg-closing p {
  max-width: 62ch;
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--la-white);
}

.reg-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 16;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: var(--la-lime);
  color: var(--la-purple);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.reg-top.is-in {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.reg-top__arrow {
  display: block;
  font-size: 1.25rem;
  font-weight: var(--la-fw-bold);
  line-height: 1;
  transform: rotate(-90deg);
}

.reg-top__label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

@media (max-width: 599px) {
  .reg-times div {
    grid-template-columns: 1fr;
    gap: 0.15rem;
  }
}

@media (min-width: 1100px) {
  .reg-shell {
    padding-top: 2.25rem;
  }

  .reg-shell__inner {
    display: grid;
    grid-template-columns: 1fr minmax(0, 40rem) 1fr;
    align-items: start;
    padding-top: 0;
  }

  .reg-head {
    grid-column: 2;
    grid-row: 1;
    margin-bottom: 6.5rem;
  }

  .reg-doc {
    grid-column: 2;
    grid-row: 2;
    padding-top: 0;
  }

  .reg-index {
    grid-column: 1;
    grid-row: 1 / span 2;
    position: sticky;
    top: 72px;
    z-index: 12;
    justify-self: start;
    align-self: start;
    display: flex;
    align-items: center;
    width: 2.2rem;
    height: calc(100vh - 72px);
    margin: -2.25rem 0 0;
    padding: 0;
    background: transparent;
    border: 0;
  }

  .reg-index__summary {
    display: none;
  }

  .reg-index__list {
    flex-direction: column;
    width: auto;
    max-height: none;
    overflow: visible;
    gap: 4px;
    padding-bottom: 0;
  }

  .reg-index a {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    grid-template-columns: none;
    width: 2.2rem;
    height: 2.2rem;
    min-height: 0;
    padding: 0;
    border: 2px solid var(--la-lime);
    gap: 0;
  }

  .reg-index a:hover,
  .reg-index a:focus-visible,
  .reg-index a[aria-current="true"] {
    background: var(--la-lime);
    color: var(--la-purple);
  }

  .reg-index a[aria-current="true"] .reg-index__n,
  .reg-index a[aria-current="true"] .reg-index__t {
    color: inherit;
    background: transparent;
    border-color: transparent;
  }

  .reg-index__n {
    display: block;
    width: auto;
    height: auto;
    border: 0;
    background: none;
    font-size: 0.6875rem;
    line-height: 1;
  }

  .reg-index__t {
    position: absolute;
    left: calc(100% + 8px);
    right: auto;
    top: 50%;
    width: max-content;
    max-width: 9.5rem;
    padding: 0.35rem 0.65rem;
    background: var(--la-lime);
    color: var(--la-purple);
    font-size: 0.75rem;
    line-height: 1.2;
    opacity: 0;
    pointer-events: none;
    transform: translate(-6px, -50%);
    transition: opacity 140ms ease, transform 140ms ease;
  }

  .reg-index a:hover .reg-index__t,
  .reg-index a:focus-visible .reg-index__t {
    opacity: 1;
    transform: translate(0, -50%);
  }

  .reg-article {
    scroll-margin-top: 96px;
  }

  .reg-top {
    right: 32px;
    bottom: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reg-top,
  .reg-index__t,
  .reg-index__summary::after {
    transition: none;
  }

  .reg-article {
    scroll-margin-top: 132px;
  }
}

@media (prefers-reduced-motion: reduce) and (min-width: 1100px) {
  .reg-article {
    scroll-margin-top: 96px;
  }
}