/* FloodLang — mobile & tablet responsive layer */

:root {
  --app-nav-h: 56px;
  --app-tabbar-h: 0px;
  --reader-sticky-gap: 16px;
  --reader-sticky-top: calc(var(--app-nav-h) + var(--reader-sticky-gap));
}

/* ── Safe area (notched phones) ── */
.app-nav {
  padding-top: env(safe-area-inset-top, 0);
}
.app-tabbar {
  padding-bottom: env(safe-area-inset-bottom, 0);
}
body.has-tabbar {
  padding-bottom: calc(var(--app-tabbar-h) + env(safe-area-inset-bottom, 0));
}

/* ── App navigation ── */
.app-nav-bar {
  min-height: 3rem;
}

.app-nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  text-decoration: none;
}

.app-nav-menu-btn {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  background: var(--bg-muted);
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.app-nav-drawer {
  border-top: 1px solid var(--border);
  background: var(--nav-bg);
  padding: 0.5rem 0.75rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.app-nav-drawer-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.75rem;
  border-radius: 0.55rem;
  font-weight: 500;
  color: var(--text);
}
.app-nav-drawer-link:hover,
.app-nav-drawer-link.is-active {
  background: var(--primary-muted);
  color: var(--primary);
}

.app-nav-drawer-meta {
  margin-top: 0.35rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Bottom tab bar — phones */
.app-tabbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 48;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  background: var(--nav-bg);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(12px);
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.08);
}

.app-tabbar-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  padding: 0.45rem 0.25rem 0.55rem;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  text-align: center;
  min-height: 3.25rem;
}
.app-tabbar-link span:first-child {
  font-size: 1.15rem;
  line-height: 1;
}
.app-tabbar-link.is-active {
  color: var(--primary);
  background: color-mix(in srgb, var(--primary) 10%, transparent);
}

.app-tabbar--4 {
  grid-template-columns: repeat(4, 1fr);
}
.app-tabbar--4 .app-tabbar-link {
  font-size: 0.58rem;
  padding-left: 0.15rem;
  padding-right: 0.15rem;
}

@media (min-width: 768px) {
  .app-tabbar { display: none !important; }
  body.has-tabbar { padding-bottom: 0; }
}

@media (max-width: 767px) {
  /* iOS Safari zooms focused inputs below 16px */
  .input,
  .input[type="text"],
  .input[type="email"],
  .input[type="search"],
  .input[type="number"],
  .input[type="tel"],
  .input[type="password"],
  select.input,
  textarea.input,
  .mkt-input,
  .feedback-textarea,
  input:not([type="checkbox"]):not([type="radio"]):not([type="button"]):not([type="submit"]):not([type="hidden"]),
  select,
  textarea {
    font-size: 16px !important;
  }

  .app-nav-links-desktop { display: none !important; }
  .app-nav-logout-desktop { display: none !important; }
  main.max-w-6xl {
    padding-left: 0.85rem;
    padding-right: 0.85rem;
    padding-top: 1.25rem;
    padding-bottom: 1.25rem;
  }
  .page-title { font-size: 1.35rem; }
}

@media (min-width: 768px) {
  .app-nav-menu-btn,
  .app-nav-drawer { display: none !important; }
}

/* Touch targets */
@media (max-width: 767px) {
  .nav-link,
  .nav-locale-btn,
  .nav-profile-btn,
  .theme-toggle {
    min-width: 2.5rem;
    min-height: 2.5rem;
  }
}

/* ── Reader layout ── */
.reader-page-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

@media (min-width: 1024px) {
  .reader-page-grid {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
    grid-template-rows: 1fr;
    align-items: start;
    gap: 1.5rem;
  }
  .reader-aside-column {
    grid-column: 2;
    grid-row: 1;
  }
  .reader-article,
  .episode-read-main {
    grid-column: 1;
    grid-row: 1;
  }
}

#reader-bar {
  top: var(--reader-sticky-top, 72px) !important;
  scroll-margin-top: var(--reader-sticky-top, 72px);
}

@media (max-width: 767px) {
  /* Reproductor compacto */
  #reader-bar {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    grid-template-rows: auto auto auto auto;
    gap: 0.22rem 0.32rem;
    padding: 0.42rem 0.5rem 0.45rem !important;
    margin-bottom: 0.45rem !important;
    border-radius: 0.875rem !important;
    background: var(--bg-elevated) !important;
    box-shadow: 0 2px 14px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.04) !important;
  }
  #reader-bar.reader-bar-active {
    box-shadow: 0 2px 18px var(--primary-muted), inset 0 0 0 1px color-mix(in srgb, var(--primary) 40%, var(--border)) !important;
  }
  #reader-bar .reader-bar-row-main,
  #reader-bar .reader-bar-extra {
    display: contents;
  }
  #reader-bar .reader-transport-label {
    display: none;
  }
  #reader-bar .reader-transport {
    grid-column: 1;
    grid-row: 1;
    align-self: center;
    display: inline-flex;
    gap: 0.06rem;
    padding: 0.1rem;
    border-radius: 999px;
    background: var(--bg-muted);
    border: 1px solid var(--border);
  }
  #reader-bar .reader-transport-btn,
  #reader-bar .reader-play-btn,
  #reader-bar .reader-stop-btn {
    min-width: 1.9rem !important;
    width: 1.9rem;
    height: 1.9rem !important;
    padding: 0 !important;
    font-size: 0.7rem !important;
    border-radius: 999px !important;
    border: none !important;
  }
  #reader-bar .reader-transport-btn-primary {
    box-shadow: 0 1px 6px rgba(255, 102, 0, 0.35);
  }
  #reader-bar .reader-transport-btn-secondary {
    background: transparent !important;
  }
  #reader-bar .reader-transport-icon {
    line-height: 1;
  }
  #reader-bar .reader-bar-status {
    grid-column: 2;
    grid-row: 1;
    align-self: center;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0 0.15rem;
    overflow: hidden;
  }
  #reader-bar #reader-status-text {
    display: block;
    width: 100%;
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1.15;
    color: var(--primary) !important;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  #reader-bar #reader-status {
    display: block;
    width: 100%;
    font-size: 0.62rem;
    line-height: 1.15;
    opacity: 0.75;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  #reader-bar .reader-bar-status #cache-status {
    display: none;
  }
  #reader-bar .reader-bar-side-actions {
    grid-column: 3;
    grid-row: 1;
    align-self: center;
    justify-self: end;
    display: inline-flex;
    align-items: center;
    gap: 0.18rem;
    flex-shrink: 0;
  }
  #reader-bar .reader-bar-side-actions .reader-tools-open,
  #reader-bar .reader-bar-side-actions .reader-acquire-btn {
    position: static;
  }
  #reader-bar > .reader-tools-open,
  #reader-bar > .reader-acquire-btn {
    grid-column: 3;
    grid-row: 1;
    align-self: center;
    justify-self: end;
  }
  #reader-bar .reader-acquire-btn {
    width: 1.9rem !important;
    height: 1.9rem !important;
    min-width: 1.9rem !important;
    padding: 0 !important;
    font-size: 0.85rem !important;
    border-radius: 999px !important;
    border: 1px solid var(--border);
    background: var(--bg-muted);
    flex-shrink: 0;
  }
  #reader-bar .reader-tools-open {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 1.9rem;
    min-width: 1.9rem;
    padding: 0 0.38rem !important;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--bg-muted);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.58rem !important;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    flex-shrink: 0;
  }
  #reader-bar .reader-bar-voices {
    grid-column: 1 / -1;
    grid-row: 2;
    width: auto;
    max-width: 100%;
    min-width: 0;
    margin: 0 !important;
    overflow-x: auto;
    overflow-y: hidden;
    flex-wrap: nowrap !important;
    justify-content: flex-start !important;
    padding: 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  #reader-bar .reader-bar-voices::-webkit-scrollbar {
    display: none;
  }
  #reader-bar .reader-bar-voices > .flex {
    display: inline-flex !important;
    flex-wrap: nowrap !important;
    justify-content: flex-start !important;
    gap: 0.18rem !important;
    width: max-content;
    min-width: min-content;
  }
  #reader-bar .reader-bar-voices .voice-pill,
  #reader-bar .reader-bar-voices .btn-audio {
    flex-shrink: 0;
    padding: 0.14rem 0.36rem !important;
    font-size: 0.58rem !important;
    line-height: 1.15;
    white-space: nowrap;
    border-radius: 999px;
  }
  #reader-bar .reader-bar-rate-row {
    grid-column: 1 / -1;
    grid-row: 3;
    align-self: center;
    display: flex;
    align-items: center;
    gap: 0.5rem !important;
    margin: 0 !important;
    min-width: 0;
    max-width: none;
    width: 100%;
    padding: 0.15rem 0 0.05rem;
  }
  #reader-bar .reader-bar-rate-row .reader-rate-label-text {
    display: none;
  }
  #reader-bar .reader-bar-rate-row input[type="range"] {
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
    height: 1.75rem;
    min-height: 28px;
    margin: 0;
    accent-color: var(--primary);
    cursor: pointer;
  }
  #reader-bar .reader-bar-rate-row #rate-label {
    flex: 0 0 2.25rem;
    width: 2.25rem;
    font-size: 0.72rem !important;
    font-weight: 700;
    text-align: right;
    color: var(--primary) !important;
  }
  #reader-bar .reader-bar-progress {
    grid-column: 1 / -1;
    grid-row: 4;
    height: 0.22rem !important;
    margin: 0.08rem 0 0 !important;
    border-radius: 999px;
    background: var(--bg-muted) !important;
    overflow: hidden;
  }
  #reader-bar .reader-bar-progress #reader-progress {
    height: 0.22rem !important;
    background: var(--primary) !important;
    border-radius: 999px;
  }
  #reader-bar .reader-audio-notice-wrap {
    display: none !important;
  }
  #reader-bar .reader-hint-desktop,
  #reader-bar.reader-bar-compact .reader-hint-desktop {
    display: none;
  }
  #reader-bar .reader-bar-toggle {
    display: none !important;
  }
  .reader-article .reader-paragraph-rich,
  .episode-read-body .reader-paragraph-rich {
    font-size: 1.02rem !important;
    line-height: 1.65 !important;
    padding: 0.65rem 0.5rem !important;
    margin-bottom: 0.15rem;
  }
  .reader-article .reader-paragraph-tokenized,
  .episode-read-body .reader-paragraph-tokenized {
    padding: 0.55rem 0.5rem 0.55rem 0.75rem !important;
    gap: 0.55rem !important;
  }
  .reader-article .reader-para-controls,
  .episode-read-body .reader-para-controls {
    padding-left: 0.2rem;
    margin-right: 0.1rem;
  }
  .reader-paragraph-tokenized .reader-para-play,
  .reader-paragraph-tokenized .reader-para-restart,
  .reader-paragraph-tokenized .reader-para-translate,
  .episode-read-body .reader-para-play,
  .episode-read-body .reader-para-restart,
  .episode-read-body .reader-para-translate {
    opacity: 0.75 !important;
    width: 2rem;
    height: 2rem;
  }
  .lm-list-scroll {
    max-height: 6.5rem;
  }
  .scene-stage--listen {
    padding: 0.85rem !important;
  }
  .scene-listen-hero {
    padding-top: 0.5rem !important;
    padding-bottom: 0.75rem !important;
  }
  .scene-listen-bar {
    margin-top: 0.25rem;
    border-top: 1px solid var(--border);
    padding-top: 0.85rem !important;
    position: static !important;
  }

  /* Móvil: sin sticky en párrafo (iOS no scrollea bien dentro). Solo reader-bar sticky. */
  .reader-paragraph.reader-paragraph-sticky {
    position: relative !important;
    top: auto !important;
  }
  .reader-paragraph.reader-paragraph-has-translation {
    scroll-margin-top: calc(var(--reader-sticky-top, 72px) + 4rem);
  }
}

#reader-bar .reader-bar-toggle {
  display: none;
}

@media (min-width: 768px) and (max-width: 1023px) {
  .reader-page-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }
  .reader-aside-column { grid-column: 1 / -1; }
  .reader-article,
  .episode-read-main { grid-column: 1; }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .reader-sidebar,
  .episode-read-aside,
  .reader-aside-column,
  .reader-lm-slot .lm-panel {
    position: static !important;
    top: auto !important;
    max-height: none !important;
    overflow: visible !important;
    box-shadow: none !important;
  }
}

/* ── Reader aside drawer (mobile) ── */
.reader-tools-open {
  display: none;
}

.reader-aside-drawer-head {
  display: none;
}

.reader-aside-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(0, 0, 0, 0.5);
  -webkit-tap-highlight-color: transparent;
}
.reader-aside-backdrop.is-visible {
  display: block;
}

@media (max-width: 767px) {
  .reader-aside-column {
    display: none !important;
  }
  body.reader-tools-open {
    overflow: hidden;
  }
  body.reader-tools-open .reader-aside-column {
    display: flex !important;
    flex-direction: column;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 91;
    max-height: min(85vh, 620px);
    min-height: 12rem;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0 0 calc(var(--app-tabbar-h, 0px));
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
    border-radius: 1rem 1rem 0 0;
    box-shadow: 0 -12px 40px rgba(0, 0, 0, 0.28);
    gap: 0;
    color: var(--text);
  }
  .reader-aside-drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    position: sticky;
    top: 0;
    z-index: 2;
    padding: 0.85rem 1rem 0.65rem;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
  }
  .reader-aside-drawer-head strong {
    font-size: 0.95rem;
    font-weight: 700;
  }
  .reader-aside-close {
    width: 2rem;
    height: 2rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--bg-muted);
    color: var(--text);
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
    flex-shrink: 0;
  }
  #reader-aside-drawer .reader-lm-slot,
  #reader-aside-drawer .reader-tools {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  #reader-aside-drawer .reader-lm-slot:first-of-type {
    padding-top: 0.75rem;
  }
  #reader-aside-drawer .reader-tools {
    padding-bottom: 1rem;
    gap: 0.85rem;
  }
  body.reader-tools-open .reader-tools-open {
    background: var(--primary);
    color: #fff;
    border-color: transparent;
  }
}

@media (min-width: 768px) {
  .reader-aside-backdrop {
    display: none !important;
  }
}

/* ── Journey / episode read ── */
@media (max-width: 767px) {
  .scene-steps {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.35rem;
    gap: 0.35rem;
  }
  .scene-step {
    flex-shrink: 0;
    font-size: 0.72rem;
    padding: 0.35rem 0.65rem;
  }
  .scene-flow-hint {
    font-size: 0.85rem;
    padding: 0.85rem !important;
  }
  .episode-read-body .reader-para-play,
  .episode-read-body .reader-para-restart,
  .episode-read-body .reader-para-translate {
    opacity: 0.65;
  }
  .episode-read-body .reader-para-play.is-busy {
    opacity: 0.15 !important;
  }
  .episode-read-body .reader-para-play.is-current-playing,
  .episode-read-body .reader-para-play.is-current-paused {
    opacity: 1 !important;
  }
  .shadow-line-item {
    flex-wrap: wrap;
    gap: 0.5rem !important;
  }
  .scene-header h1 {
    font-size: 1.35rem;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .episode-read-layout {
    grid-template-columns: 1fr 1fr !important;
  }
  .episode-read-main { grid-column: 1; }
  .episode-read-aside { grid-column: 2; }
}

/* ── Daily Flood tasks ── */
@media (max-width: 640px) {
  .flood-task {
    grid-template-columns: 1fr !important;
    gap: 0.65rem !important;
  }
  .flood-task-step {
    width: 2rem;
    height: 2rem;
    font-size: 0.8rem;
  }
  .flood-task-cta {
    justify-self: start;
  }
  .flood-task-cta .btn-primary {
    white-space: normal !important;
    width: 100%;
    text-align: center;
  }
}

/* ── Voice pills scroll ── */
.voice-pills-scroll {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.35rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
}
.voice-pills-scroll .voice-pill,
.voice-pills-scroll .btn-audio {
  flex-shrink: 0;
}

/* ── Study session cards ── */
.study-rating-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}

.study-rating-dock-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.45rem;
}

.study-rating-flip-back {
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.15rem 0;
  cursor: pointer;
  text-align: left;
}

.study-rating-flip-back:hover {
  color: var(--primary);
}

.study-rating-info-btn {
  flex-shrink: 0;
  width: 1.85rem;
  height: 1.85rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-muted);
  color: var(--text);
  font-weight: 800;
  font-style: italic;
  font-size: 0.82rem;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.study-rating-info-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.rating-btn-label {
  display: block;
  font-size: clamp(0.62rem, 2.6vw, 0.78rem);
  line-height: 1.2;
  font-weight: 700;
}

.study-rating-help-panel {
  max-width: 22rem;
}

.study-rating-help-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.study-rating-help-list li {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.82rem;
  line-height: 1.35;
  color: var(--text-muted);
}

.study-rating-help-chip {
  flex-shrink: 0;
  min-width: 5.5rem;
  padding: 0.28rem 0.45rem;
  border-radius: 0.45rem;
  font-size: 0.68rem;
  font-weight: 700;
  text-align: center;
  color: #fff;
}

@media (min-width: 768px) {
  .study-rating-dock {
    margin-top: 0.75rem;
    margin-bottom: 1rem;
  }
}

@media (max-width: 767px) {
  .study-session-page {
    padding-bottom: calc(var(--app-tabbar-h, 52px) + 6.5rem + env(safe-area-inset-bottom, 0));
  }

  /* En tarjetas móvil: sin botón flotante (menú ☰ → Ayuda) */
  body:has(.study-session-page) .feedback-fab {
    display: none !important;
  }

  body:has(.study-session-page) .feedback-panel {
    position: fixed;
    left: 50%;
    right: auto;
    bottom: calc(var(--app-tabbar-h, 52px) + 1rem + env(safe-area-inset-bottom, 0));
    top: auto;
    transform: translateX(-50%);
    width: min(20rem, calc(100vw - 2rem));
  }

  .study-rating-dock {
    position: fixed;
    left: 0;
    right: 0;
    bottom: calc(var(--app-tabbar-h, 52px) + env(safe-area-inset-bottom, 0));
    z-index: 47;
    padding: 0.45rem 0.75rem 0.65rem;
    background: color-mix(in srgb, var(--bg) 94%, transparent);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-top: 1px solid var(--border);
    box-shadow: 0 -10px 32px rgba(0, 0, 0, 0.14);
  }

  .rating-btn {
    padding: 0.7rem 0.2rem;
  }

  .card-face {
    padding: 1.35rem 1rem !important;
  }
  .card-flip .card-inner,
  .card-static {
    min-height: 240px;
  }
  .card-static .card-face,
  .card-flip .card-face {
    min-height: 240px;
  }
  .card-text-modal-panel {
    padding: 1rem;
    max-height: min(88vh, 560px);
  }
  .card-audio-main {
    font-size: 0.92rem;
  }
  .examples-panel {
    padding: 0.75rem !important;
  }
}

@media (max-width: 380px) {
  .rating-btn {
    padding: 0.75rem 0.25rem;
    font-size: 0.72rem;
  }
}

/* ── User Studio — build status ── */
.study-build-spinner {
  width: 2.75rem;
  height: 2.75rem;
  margin: 0 auto;
  border-radius: 999px;
  border: 3px solid color-mix(in srgb, var(--primary) 20%, var(--border));
  border-top-color: var(--primary);
  animation: study-build-spin 0.85s linear infinite;
}

@keyframes study-build-spin {
  to { transform: rotate(360deg); }
}

/* ── Studio mobile drawer ── */
.studio-menu-btn {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  border: 1px solid var(--studio-border);
  background: var(--studio-surface-2);
  cursor: pointer;
  font-size: 1.1rem;
  align-items: center;
  justify-content: center;
}

.studio-sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(0, 0, 0, 0.45);
}

@media (max-width: 1100px) {
  .studio-menu-btn {
    display: inline-flex;
  }
  .studio-topbar {
    position: sticky;
    top: 0;
    z-index: 80;
    background: var(--studio-bg);
    padding-top: 0.5rem;
    margin-top: -0.5rem;
  }
  .studio-sidebar {
    position: fixed !important;
    left: 0;
    top: 0;
    bottom: 0;
    width: min(280px, 88vw) !important;
    z-index: 100;
    transform: translateX(-105%);
    transition: transform 0.22s ease;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.2);
  }
  body.studio-nav-open .studio-sidebar {
    transform: translateX(0);
  }
  body.studio-nav-open .studio-sidebar-backdrop {
    display: block;
  }
  body.studio-nav-open {
    overflow: hidden;
  }
  body.studio-shell {
    grid-template-columns: 1fr !important;
  }
  .studio-main {
    min-width: 0;
  }
}

@media (max-width: 640px) {
  .studio-filter-grid {
    grid-template-columns: 1fr !important;
  }
  .studio-topbar-actions {
    flex-wrap: wrap;
  }
  .studio-page-title {
    font-size: 1.35rem;
  }
  .studio-main {
    padding: 1rem !important;
  }
}

/* ── Studio topbar layout ── */
.studio-topbar-start {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  min-width: 0;
}

@media (max-width: 767px) {
  .mkt-nav-actions .mkt-nav-desktop-only {
    display: none !important;
  }
  .app-nav-bar > .flex > .theme-toggle {
    display: none !important;
  }
}

/* ── Marketing nav drawer ── */
.mkt-nav-menu-btn {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  background: var(--bg-muted);
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.mkt-nav-drawer {
  border-top: 1px solid var(--border);
  background: var(--nav-bg, var(--bg));
  padding: 0.5rem 0.75rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mkt-nav-drawer-link {
  display: flex;
  align-items: center;
  padding: 0.65rem 0.75rem;
  border-radius: 0.55rem;
  font-weight: 500;
  color: var(--text);
}
.mkt-nav-drawer-link:hover {
  background: var(--primary-muted);
  color: var(--primary);
}

@media (min-width: 768px) {
  .mkt-nav-menu-btn,
  .mkt-nav-drawer { display: none !important; }
}

/* ── Tables & data panels ── */
@media (max-width: 767px) {
  .panel-table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .panel-table-scroll table,
  .studio-table-scroll {
    min-width: 36rem;
  }
  .flood-hero-grid {
    grid-template-columns: 1fr !important;
  }
  .shadowing-cta-header {
    flex-direction: column;
    align-items: flex-start !important;
  }
  .conv-bubble {
    max-width: 100% !important;
  }
}

/* ── Auth / profile forms ── */
@media (max-width: 480px) {
  .auth-card,
  .profile-grid {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
}