.riddle-body {
  min-height: 100vh;
}

.riddle-topbar {
  position: relative;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px clamp(14px, 3vw, 40px);
}

.back-home {
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--line);
  padding: 10px 14px;
  border-radius: 999px;
  font-family: var(--font-ui);
  font-size: .82rem;
  text-transform: uppercase;
  background: var(--riddle-input-bg);
}

.case-label.mini {
  position: static;
  width: auto;
  min-width: 140px;
}

.nav-user,
.nav-logout {
  min-height: 40px;
  color: var(--text);
  border: 1px solid var(--line);
  background: var(--riddle-chip-bg);
  text-decoration: none;
  font-family: var(--font-ui);
  text-transform: uppercase;
  letter-spacing: .05em;
  font-size: .78rem;
  padding: 10px 12px;
}

.nav-logout {
  cursor: pointer;
}

.riddle-shell {
  width: min(1180px, calc(100% - 28px));
  margin: 0 auto 56px;
  position: relative;
  z-index: 25;
}

.riddle-card {
  border: 1px solid var(--line);
  background: var(--riddle-card-bg);
  box-shadow: 0 22px 90px var(--shadow);
  border-radius: 28px;
  padding: clamp(18px, 3vw, 42px);
  backdrop-filter: blur(10px);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .78rem;
}

.riddle-card h1 {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(2.4rem, 7vw, 5rem);
  letter-spacing: .05em;
  line-height: .9;
}

.riddle-phrase {
  margin: 24px 0 18px;
  padding: 20px;
  border-left: 3px solid var(--line-strong);
  background: var(--riddle-section-bg);
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 1.6;
}

.investigator-panel,
.page-clues,
.answer-panel {
  margin-top: 24px;
  border-top: 1px solid var(--line);
  padding-top: 22px;
}

.investigator-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.investigator-chip {
  border: 1px solid var(--line);
  background: var(--riddle-chip-bg);
  border-radius: 16px;
  padding: 12px 14px;
  display: flex;
  gap: 10px;
  align-items: center;
  font-family: var(--font-ui);
  text-transform: uppercase;
  font-size: .82rem;
}

.investigator-chip span {
  color: var(--muted);
}

.investigator-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.info-button,
.tool-button,
.tools-toggle,
.answer-row button {
  border: 1px solid var(--line-strong);
  background: var(--riddle-button-bg);
  color: var(--text);
  border-radius: 12px;
  padding: 11px 12px;
  font-family: var(--font-ui);
  text-transform: uppercase;
  font-size: .72rem;
  cursor: pointer;
}

.info-button:hover,
.tool-button:hover,
.tools-toggle:hover,
.answer-row button:hover,
.back-home:hover,
.nav-logout:hover {
  background: var(--text);
  color: var(--bg);
}

.info-button.is-active,
.tool-button.is-active,
.tools-toggle.is-open {
  background: var(--text);
  color: var(--bg);
}

.tool-button:disabled {
  opacity: .45;
  cursor: not-allowed;
}

.info-box {
  margin-top: 14px;
  border: 1px solid var(--line);
  background: var(--riddle-chip-bg);
  border-radius: 18px;
  padding: 16px 18px;
}

.info-box-title {
  margin: 0 0 10px;
  font-family: var(--font-ui);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .84rem;
}

.info-box-content p {
  margin: 0 0 8px;
}

.info-box-content p:last-child {
  margin-bottom: 0;
}

.page-clues {
  color: var(--muted);
  font-size: .98rem;
  line-height: 1.6;
}

.page-clues > :first-child {
  margin-top: 0;
}

.hidden-text,
.theme-clue {
  color: var(--bg);
  user-select: text;
}

body.light .hidden-text,
body.light .theme-clue {
  color: var(--text);
}

.evidence-area {
  margin-top: 24px;
  display: grid;
  place-items: center;
}

.evidence-frame {
  width: min(720px, 100%);
  aspect-ratio: 1 / 1;
  overflow: hidden;
  position: relative;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  background: #000;
  display: grid;
  place-items: center;
}

.evidence-stack {
  position: absolute;
  inset: 0;
  transform-origin: center center;
  transition: transform .18s ease, filter .18s ease;
}

.riddle-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  user-select: none;
  transition: opacity .18s ease, mix-blend-mode .18s ease;
}

.riddle-image-back {
  z-index: 1;
}

.riddle-image-front {
  z-index: 2;
}

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

.tools-toggle {
  display: none;
  margin-top: 18px;
  width: 100%;
}

.tools-sheet {
  display: none;
}

.tools-sheet-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.tools-sheet-header strong {
  font-family: var(--font-ui);
  text-transform: uppercase;
  letter-spacing: .08em;
}

.tools-sheet-header span {
  color: var(--muted);
  font-size: .86rem;
  font-family: var(--font-mono);
}

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

.answer-panel label {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-ui);
  text-transform: uppercase;
}

.answer-row {
  display: flex;
  gap: 10px;
}

.answer-row input {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: var(--riddle-input-bg);
  color: var(--text);
  font: 1rem var(--font-mono);
  padding: 14px 16px;
  outline: none;
}

.answer-message {
  min-height: 24px;
  font-family: var(--font-mono);
  color: var(--muted);
}

.answer-message.ok {
  color: #a9ffb8;
}

.answer-message.error {
  color: #ffb1b1;
}

.next-case {
  display: inline-block;
  margin-top: 12px;
  color: var(--text);
}

.hidden {
  display: none;
}

@media (max-width: 900px) {
  .riddle-topbar {
    flex-wrap: wrap;
    justify-content: center;
  }

  .riddle-nav {
    justify-content: center;
  }
}

@media (max-width: 720px) {
  .tools-desktop {
    display: none;
  }

  .tools-toggle {
    display: block;
  }

  .tools-sheet {
    display: block;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 45;
    padding: 18px 16px calc(18px + env(safe-area-inset-bottom, 0px));
    background: var(--panel-solid);
    border-top: 1px solid var(--line-strong);
    box-shadow: 0 -18px 40px rgba(0, 0, 0, .42);
    transform: translateY(102%);
    transition: transform .22s ease;
  }

  .tools-sheet.is-open {
    transform: translateY(0);
  }

  .answer-row {
    flex-direction: column;
  }
}

@media (max-width: 540px) {
  .investigator-actions {
    width: 100%;
  }

  .investigator-actions .info-button {
    flex: 1;
  }

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

/* Links dentro das mensagens do riddle */
.answer-message a {
  color: var(--text);
  font-weight: 700;
}


/* Ajustes de ícones no riddle */
.riddle-nav a .icon {
  width: 1.12em;
  height: 1.12em;
}

.answer-row button.answer-submit {
  white-space: nowrap;
}

@media (max-width: 540px) {
  .info-button::before,
  .tool-button::before,
  .tools-toggle::before,
  .answer-submit::before {
    margin-right: 6px;
  }
}

/* Correção final dos botões do riddle */
@media (max-width: 720px) {
  .investigator-actions .info-button {
    flex: 0 0 50px !important;
  }

  .tools-sheet .tool-button {
    flex: 0 0 50px !important;
  }

  .tools-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
  }
}


.invert-clue-overlay {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: grid;
  place-items: start center;
  pointer-events: none;
  opacity: 0;
  transition: opacity .18s ease, transform .18s ease;
  transform-origin: center center;
}

.invert-clue-overlay.is-visible {
  opacity: 1;
}

.invert-clue-overlay span {
  margin-top: 18px;
  display: inline-block;
  transform: rotate(180deg);
  font-family: "Times New Roman", Georgia, serif;
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1;
  letter-spacing: .01em;
  color: rgba(38, 38, 38, .92);
  text-shadow: 0 0 1px rgba(255,255,255,.18);
}

@media (max-width: 720px) {
  .invert-clue-overlay span {
    margin-top: 12px;
    font-size: clamp(1.5rem, 7vw, 2.5rem);
  }
}

/* ===== Ajustes mobile: header em linha e ferramentas flutuantes ===== */
@media (max-width: 720px) {
  .riddle-topbar {
    width: calc(100% - 14px) !important;
    max-width: none !important;
    margin: 0 auto !important;
    padding: 10px 0 0 !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: flex-start !important;
    flex-wrap: nowrap !important;
    gap: 6px !important;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .riddle-topbar::-webkit-scrollbar {
    display: none;
  }

  .riddle-topbar .case-label.mini {
    flex: 0 0 auto;
    min-width: auto !important;
    padding: 7px 8px !important;
    font-size: .56rem !important;
    line-height: 1.25 !important;
  }

  .riddle-topbar .case-label.mini strong {
    font-size: .62rem !important;
  }

  .riddle-nav {
    flex: 0 0 auto;
    flex-wrap: nowrap !important;
    justify-content: flex-start !important;
    align-items: center !important;
    gap: 5px !important;
  }

  .riddle-nav a,
  .riddle-topbar .back-home,
  .riddle-nav .nav-logout,
  .riddle-nav .theme-toggle {
    width: 38px !important;
    min-width: 38px !important;
    max-width: 38px !important;
    height: 38px !important;
    min-height: 38px !important;
    padding: 0 !important;
    font-size: 0 !important;
    line-height: 0 !important;
    gap: 0 !important;
  }

  .riddle-nav a span:not(.icon) {
    display: none !important;
  }

  .riddle-nav a .icon {
    display: block !important;
    width: 1.16rem !important;
    height: 1.16rem !important;
    margin: 0 !important;
  }

  .riddle-nav .nav-user {
    width: auto !important;
    min-width: 0 !important;
    max-width: 132px !important;
    height: 38px !important;
    min-height: 38px !important;
    padding: 0 9px !important;
    font-size: .68rem !important;
    line-height: 1 !important;
    gap: 6px !important;
    white-space: nowrap;
  }

  .riddle-nav .nav-user-prefix {
    display: none !important;
  }

  .riddle-nav .nav-user-name {
    max-width: 86px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .tools-toggle {
    position: fixed;
    right: 14px;
    bottom: calc(14px + env(safe-area-inset-bottom, 0px));
    z-index: 82;
    width: auto !important;
    min-width: 132px;
    max-width: calc(100vw - 28px);
    margin: 0 !important;
    border-radius: 999px;
    box-shadow: 0 12px 34px rgba(0,0,0,.46);
  }

  .tools-sheet {
    left: 12px !important;
    right: 12px !important;
    bottom: calc(72px + env(safe-area-inset-bottom, 0px)) !important;
    z-index: 80 !important;
    max-height: min(62vh, 430px);
    overflow-y: auto;
    border: 1px solid var(--line-strong);
    border-radius: 22px;
    padding: 14px !important;
    box-shadow: 0 18px 60px rgba(0,0,0,.58);
    transform: translateY(calc(100% + 98px)) scale(.98) !important;
    transform-origin: bottom right;
    opacity: 0;
    pointer-events: none;
    transition: transform .22s ease, opacity .18s ease;
  }

  .tools-sheet.is-open {
    transform: translateY(0) scale(1) !important;
    opacity: 1;
    pointer-events: auto;
  }

  .tools-sheet-header {
    align-items: center;
    margin-bottom: 12px;
  }

  .tools-sheet-header span {
    display: none;
  }

  .tools-sheet-close {
    width: 34px;
    height: 34px;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    display: grid;
    place-items: center;
    background: var(--riddle-button-bg);
    color: var(--text);
    font: 700 1.35rem/1 var(--font-mono);
    cursor: pointer;
  }

  .tools-sheet-close:hover {
    background: var(--text);
    color: var(--bg);
  }

  .tools-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    justify-items: center;
  }

  .riddle-shell {
    margin-bottom: 96px;
  }
}

/* ===== Correção mobile: header sem arrastar, mantendo ícones grandes ===== */
@media (max-width: 720px) {
  .riddle-topbar {
    display: grid !important;
    grid-template-columns: 38px 56px minmax(0, 1fr) !important;
    width: calc(100% - 12px) !important;
    padding-top: 10px !important;
    align-items: start !important;
    justify-content: stretch !important;
    gap: 6px !important;
    overflow-x: visible !important;
  }

  .riddle-topbar .back-home {
    grid-column: 1;
  }

  .riddle-topbar .case-label.mini {
    grid-column: 2;
    width: 56px !important;
    max-width: 56px !important;
    min-width: 0 !important;
    padding: 6px 5px !important;
    text-align: center;
    overflow: hidden;
  }

  .riddle-topbar .case-label.mini span {
    display: none !important;
  }

  .riddle-topbar .case-label.mini strong {
    font-size: .6rem !important;
    line-height: 1.08 !important;
    white-space: normal;
  }

  .riddle-nav {
    grid-column: 3;
    min-width: 0 !important;
    width: 100% !important;
    flex: 1 1 auto !important;
    flex-wrap: wrap !important;
    justify-content: flex-end !important;
    align-items: flex-start !important;
    gap: 5px !important;
    overflow: visible !important;
  }

  .riddle-nav a,
  .riddle-topbar .back-home,
  .riddle-nav .nav-logout,
  .riddle-nav .theme-toggle {
    width: 38px !important;
    min-width: 38px !important;
    max-width: 38px !important;
    height: 38px !important;
    min-height: 38px !important;
    padding: 0 !important;
    font-size: 0 !important;
    line-height: 0 !important;
    gap: 0 !important;
    border-radius: 12px !important;
  }

  .riddle-nav a span:not(.icon) {
    display: none !important;
  }

  .riddle-nav a .icon,
  .riddle-nav .nav-icon::before,
  .riddle-nav .nav-logout::before,
  .riddle-topbar .back-home::before,
  .riddle-nav .theme-toggle::before {
    width: 1.16rem !important;
    height: 1.16rem !important;
    margin: 0 !important;
  }

  .riddle-nav .nav-user {
    order: 99;
    flex: 0 0 100% !important;
    width: 100% !important;
    min-width: 0 !important;
    max-width: 100% !important;
    height: auto !important;
    min-height: 22px !important;
    padding: 2px 2px 0 !important;
    border: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    display: flex !important;
    justify-content: flex-end !important;
    align-items: center !important;
    gap: 6px !important;
    font-size: .72rem !important;
    line-height: 1.05 !important;
    white-space: nowrap;
  }

  .riddle-nav .nav-user::before {
    width: 1.16rem !important;
    height: 1.16rem !important;
    margin: 0 !important;
  }

  .riddle-nav .nav-user-prefix {
    display: none !important;
  }

  .riddle-nav .nav-user-name {
    max-width: min(240px, 78vw) !important;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .riddle-body {
    padding-bottom: calc(118px + env(safe-area-inset-bottom, 0px));
  }

  .tools-toggle {
    right: 14px !important;
    left: auto !important;
    bottom: calc(18px + env(safe-area-inset-bottom, 0px)) !important;
    z-index: 82 !important;
    width: auto !important;
    min-width: 132px !important;
    max-width: calc(100vw - 28px) !important;
    height: 50px !important;
    min-height: 50px !important;
    padding: 0 16px !important;
    border-radius: 999px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    box-shadow: 0 12px 34px rgba(0,0,0,.5) !important;
  }

  .tools-toggle .button-text {
    position: static !important;
    width: auto !important;
    height: auto !important;
    overflow: visible !important;
    clip: auto !important;
    white-space: nowrap !important;
    font-size: .72rem !important;
    line-height: 1 !important;
  }

  .tools-toggle::before {
    width: 1.16rem !important;
    height: 1.16rem !important;
    margin: 0 !important;
  }

  .tools-sheet {
    bottom: calc(82px + env(safe-area-inset-bottom, 0px)) !important;
    max-height: min(58vh, 390px) !important;
  }

  .riddle-shell {
    margin-bottom: 142px !important;
    padding-bottom: 18px !important;
  }
}

.click-clue {
  margin: 22px 0 0;
  padding: 14px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: rgba(255, 255, 255, .08);
  color: var(--text);
  font-family: var(--font-ui);
  text-transform: uppercase;
  letter-spacing: .08em;
  line-height: 1.45;
  box-shadow: 0 18px 42px rgba(0, 0, 0, .22);
}

body.light .click-clue {
  background: rgba(0, 0, 0, .06);
}

.riddle-hotspot {
  position: absolute;
  left: 37%;
  top: 34%;
  width: 12%;
  height: 12%;
  transform: translate(-50%, -50%);
  z-index: 8;
  border: 0;
  padding: 0;
  border-radius: 999px;
  background: transparent;
  cursor: default;
  opacity: 0;
  pointer-events: none;
}

.evidence-frame.hotspot-ready .riddle-hotspot {
  cursor: pointer;
  pointer-events: auto;
}

/* ===== Ajuste mobile: ferramentas no fluxo da página ===== */
.mobile-tools-wrap {
  display: none;
}

@media (max-width: 720px) {
  .riddle-body {
    padding-bottom: 0 !important;
  }

  .riddle-shell {
    margin-bottom: 56px !important;
    padding-bottom: 0 !important;
  }

  .tools-desktop {
    display: none !important;
  }

  .mobile-tools-wrap {
    display: block !important;
    position: relative;
    isolation: isolate;
    margin: 14px 0 18px;
    min-height: 50px;
  }

  .mobile-tools-wrap .tools-toggle {
    position: relative !important;
    inset: auto !important;
    z-index: 1 !important;
    display: inline-flex !important;
    width: 100% !important;
    min-width: 0 !important;
    max-width: none !important;
    height: 50px !important;
    min-height: 50px !important;
    margin: 0 !important;
    padding: 0 16px !important;
    border-radius: 16px !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    box-shadow: 0 12px 34px rgba(0, 0, 0, .34) !important;
  }

  .mobile-tools-wrap .tools-toggle .button-text {
    display: inline-block !important;
    position: static !important;
    width: auto !important;
    height: auto !important;
    overflow: visible !important;
    clip: auto !important;
    white-space: nowrap !important;
    font-size: .72rem !important;
    line-height: 1 !important;
  }

  .mobile-tools-wrap .tools-toggle::before {
    width: 1.16rem !important;
    height: 1.16rem !important;
    margin: 0 !important;
    flex: 0 0 1.16rem !important;
  }

  .mobile-tools-wrap .tools-sheet {
    display: block !important;
    position: absolute !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    z-index: 4 !important;
    max-height: min(64vh, 420px) !important;
    overflow-y: auto !important;
    padding: 14px !important;
    background: var(--panel-solid) !important;
    border: 1px solid var(--line-strong) !important;
    border-radius: 18px !important;
    box-shadow: 0 18px 60px rgba(0, 0, 0, .58) !important;
    transform: translateY(calc(100% + 18px)) scale(.98) !important;
    transform-origin: bottom center !important;
    opacity: 0 !important;
    pointer-events: none !important;
    transition: transform .22s ease, opacity .18s ease !important;
  }

  .mobile-tools-wrap .tools-sheet.is-open {
    transform: translateY(0) scale(1) !important;
    opacity: 1 !important;
    pointer-events: auto !important;
  }

  .mobile-tools-wrap .tools-sheet-header {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 10px !important;
    margin-bottom: 12px !important;
  }

  .mobile-tools-wrap .tools-sheet-header span {
    display: none !important;
  }

  .mobile-tools-wrap .tools-sheet-close {
    flex: 0 0 34px !important;
    width: 34px !important;
    height: 34px !important;
    border: 1px solid var(--line-strong) !important;
    border-radius: 999px !important;
    display: grid !important;
    place-items: center !important;
    background: var(--riddle-button-bg) !important;
    color: var(--text) !important;
    font: 700 1.35rem/1 var(--font-mono) !important;
    cursor: pointer !important;
  }

  .mobile-tools-wrap .tools-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    justify-items: center !important;
  }

  .mobile-tools-wrap .tools-sheet .tool-button {
    width: 52px !important;
    min-width: 52px !important;
    max-width: 52px !important;
    height: 48px !important;
    min-height: 48px !important;
    padding: 0 !important;
    border-radius: 13px !important;
  }

  .page-clues,
  .click-clue {
    margin-top: 18px !important;
  }
}

/* ===== Correção final mobile: painel abaixo da imagem, sem cobrir a arte ===== */
@media (max-width: 720px) {
  .mobile-tools-wrap {
    display: grid !important;
    position: relative !important;
    isolation: isolate !important;
    width: 100% !important;
    margin: 14px 0 18px !important;
    min-height: 50px !important;
    overflow: visible !important;
  }

  .mobile-tools-wrap .tools-toggle {
    grid-area: 1 / 1 !important;
    position: relative !important;
    inset: auto !important;
    z-index: 2 !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
  }

  .mobile-tools-wrap .tools-toggle.is-open {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }

  .mobile-tools-wrap .tools-sheet {
    grid-area: 1 / 1 !important;
    display: block !important;
    position: relative !important;
    inset: auto !important;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    bottom: auto !important;
    z-index: 3 !important;
    width: 100% !important;
    max-height: 0 !important;
    margin: 0 !important;
    padding: 0 14px !important;
    overflow: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
    border-color: transparent !important;
    transform: translateY(-6px) scale(.98) !important;
    transform-origin: top center !important;
    transition: max-height .24s ease, padding .24s ease, opacity .18s ease, transform .22s ease, border-color .18s ease !important;
  }

  .mobile-tools-wrap .tools-sheet.is-open {
    max-height: min(64vh, 420px) !important;
    padding: 14px !important;
    overflow-y: auto !important;
    opacity: 1 !important;
    pointer-events: auto !important;
    border-color: var(--line-strong) !important;
    transform: translateY(0) scale(1) !important;
  }
}