/* Hidden by default so the existing desktop welcome remains untouched. */
.mobile-welcome,
.mobile-bottom-nav,
.mobile-review-section,
.mobile-review-bar {
  display: none;
}

@media (max-width: 860px) {
  html,
  body {
    overflow-x: hidden;
  }

  body {
    background:
      radial-gradient(circle at top, color-mix(in oklab, var(--accent) 12%, transparent), transparent 34%),
      var(--bg);
  }

  .app-shell,
  .app-shell--rail {
    grid-template-columns: 1fr;
    width: 100%;
    max-width: 100vw;
    min-height: 100dvh;
    overflow-x: hidden;
  }

  .app-shell--onboarding > .sidebar,
  .app-shell--onboarding .topbar {
    display: none;
  }

  .app-shell--onboarding .workspace {
    padding-top: max(0.7rem, env(safe-area-inset-top, 0px));
  }

  .sidebar,
  .sidebar--lab,
  .sidebar--rail {
    gap: 0.8rem;
    width: 100%;
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 0.9rem 0.9rem 0.95rem;
  }

  .brand,
  .brand--rail {
    width: 100%;
    justify-content: flex-start;
    margin-bottom: 0;
  }

  .brand img,
  .brand--rail img {
    width: 2.15rem;
    height: 2.15rem;
    padding: 0.34rem;
  }

  .sidebar--rail .brand strong {
    display: block;
  }

  .rail-actions,
  .start-actions {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(8.75rem, 1fr);
    gap: 0.65rem;
    overflow-x: auto;
    padding-bottom: 0.1rem;
    scrollbar-width: thin;
  }

  .rail-action,
  .start-action,
  .start-card,
  .setup-collapsed {
    min-height: 3.25rem;
    border-radius: 0.9rem;
  }

  .rail-action {
    width: 100%;
    height: 3.75rem;
    justify-self: stretch;
  }

  .setup-panel,
  .setup-support-card,
  .start-sidebar__footer-card,
  .sidebar__lab-copy {
    border-radius: 0.5rem;
  }

  .setup-support-card {
    display: none;
  }

  .workspace {
    width: 100%;
    max-width: 100vw;
    height: auto;
    min-height: 0;
    padding: 0.9rem 0.9rem calc(5.9rem + env(safe-area-inset-bottom, 0px));
    overflow-x: hidden;
    overflow-y: visible;
  }

  .app-shell--modal-open .workspace {
    overflow: hidden;
  }

  .topbar {
    display: none;
  }

  .topbar,
  .panel-head,
  .formula-card,
  .recipe-qr-card,
  .recipe-notes-card,
  .welcome-panel__grid article,
  .welcome-panel__save,
  .setup-center__card {
    border-radius: 1rem;
  }

  .topbar h1 {
    font-size: 1.22rem;
  }

  .topbar p {
    font-size: 0.92rem;
    line-height: 1.4;
  }

  .topbar__actions {
    width: 100%;
    justify-content: stretch;
  }

  .topbar__actions > * {
    flex: 1 1 auto;
  }

  .auth-bar,
  .auth-bar__toggle {
    width: 100%;
  }

  .auth-bar__toggle {
    justify-content: space-between;
  }

  .layout-grid,
  .layout-grid--setup,
  .layout-grid--single {
    width: 100%;
    min-width: 0;
    max-width: 100%;
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .layout-grid > *,
  .panel,
  .panel-head,
  .panel-head > div,
  .editor-section,
  .editor-card,
  .flour-composition,
  .pdt-hydration-card,
  .pdt-preferment-card,
  .pdt-ingredients-card,
  .pdt-mixing-card,
  .pdt-fermentation-card,
  .pdt-leavening-card,
  .field,
  .field-grid,
  .field-grid > *,
  .number-stepper,
  .tf-stepper {
    min-width: 0;
    max-width: 100%;
  }

  .editor-card--basics .field-grid--two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.7rem;
  }

  .editor-card--basics .field {
    gap: 0.28rem;
  }

  .editor-card--basics .field span {
    font-size: 0.88rem;
    line-height: 1.15;
  }

  .layout-grid--single .panel,
  .layout-grid--single .welcome-panel {
    max-width: none;
  }

  .welcome-panel {
    gap: 0.75rem;
  }

  .welcome-panel--mobile-home {
    max-width: 28rem;
    margin: 0 auto;
    padding-top: 0;
  }

  .welcome-panel--mobile-home > .welcome-hero,
  .welcome-panel--mobile-home > .welcome-panel__grid,
  .welcome-panel--mobile-home > .welcome-panel__save {
    display: none;
  }

  .mobile-welcome {
    display: grid;
    gap: 0.7rem;
  }

  .mobile-welcome__header {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    align-items: center;
    gap: 0.55rem;
    min-height: 3rem;
  }

  .mobile-welcome__brand {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    color: var(--accent);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.55rem;
    font-weight: 900;
    line-height: 1;
  }

  .mobile-welcome__brand img {
    width: 1.65rem;
    height: 1.65rem;
    object-fit: contain;
  }

  .mobile-welcome__icon-button {
    display: none;
    place-items: center;
    width: 2.75rem;
    height: 2.75rem;
    border: 0;
    border-radius: 0.8rem;
    background: transparent;
    color: var(--accent);
  }

  .mobile-welcome__icon-button svg {
    width: 1.65rem;
    height: 1.65rem;
  }

  .mobile-welcome__hero {
    width: 100%;
    justify-self: center;
    overflow: hidden;
    border: 1px solid color-mix(in oklab, var(--line) 86%, transparent);
    border-radius: 1rem;
    background: #111;
    box-shadow: var(--shadow);
  }

  .mobile-welcome__hero img {
    display: block;
    width: 100%;
    height: auto;
  }

  .mobile-welcome__actions {
    display: grid;
    gap: 0.58rem;
  }

  .mobile-welcome-action,
  .mobile-welcome-recipe {
    display: grid;
    grid-template-columns: 3.8rem minmax(0, 1fr) 1.3rem;
    align-items: center;
    gap: 0.78rem;
    width: 100%;
    min-height: 5.5rem;
    padding: 0.78rem;
    border: 1px solid color-mix(in oklab, var(--line) 88%, transparent);
    border-radius: 0.5rem;
    background:
      linear-gradient(135deg, color-mix(in oklab, var(--panel) 86%, transparent), color-mix(in oklab, var(--sidebar) 92%, #000 8%)),
      var(--panel);
    color: var(--text);
    text-align: left;
    box-shadow: 0 0.65rem 1.25rem rgba(0, 0, 0, 0.15);
  }

  .mobile-welcome-action__icon {
    display: grid;
    place-items: center;
    width: 3.8rem;
    height: 3.8rem;
    border: 1px solid var(--accent);
    border-radius: 999px;
    color: var(--accent);
  }

  .mobile-welcome-action__icon svg {
    width: 2.05rem;
    height: 2.05rem;
  }

  .mobile-welcome-action__copy {
    display: grid;
    gap: 0.25rem;
    min-width: 0;
  }

  .mobile-welcome-action__copy strong,
  .mobile-welcome-recipe__title {
    color: var(--text);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.35rem;
    font-weight: 800;
    line-height: 1.05;
  }

  .mobile-welcome-action__copy span,
  .mobile-welcome-recipe__meta {
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 650;
    line-height: 1.3;
  }

  .mobile-welcome-action__arrow {
    display: inline-flex;
    color: var(--accent);
  }

  .mobile-welcome-action__arrow svg {
    width: 1.35rem;
    height: 1.35rem;
  }

  .mobile-welcome-continue {
    display: grid;
    gap: 0.6rem;
    margin-top: 0.15rem;
  }

  .mobile-welcome-continue h3 {
    margin: 0;
    color: var(--accent);
    font-size: 0.72rem;
    font-weight: 850;
    letter-spacing: 0.16em;
    text-transform: uppercase;
  }

  .mobile-welcome-recipe {
    grid-template-columns: 4.15rem minmax(0, 1fr) auto 1.2rem;
    min-height: 5.15rem;
  }

  .mobile-welcome-recipe__thumb {
    overflow: hidden;
    width: 4.15rem;
    height: 4.15rem;
    border-radius: 0.6rem;
    background: var(--input);
  }

  .mobile-welcome-recipe__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .mobile-welcome-recipe__body {
    display: grid;
    gap: 0.3rem;
    min-width: 0;
  }

  .mobile-welcome-recipe__title,
  .mobile-welcome-recipe__meta {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-welcome-recipe__pill {
    align-self: start;
    padding: 0.28rem 0.55rem;
    border: 1px solid var(--accent);
    border-radius: 0.4rem;
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 800;
  }

  .welcome-hero {
    border-radius: 1rem;
    overflow: hidden;
  }

  .welcome-hero__image {
    min-height: 13rem;
    object-fit: cover;
    object-position: center;
  }

  .welcome-panel__grid {
    grid-template-columns: 1fr;
  }

  .welcome-panel__save {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }

  .welcome-panel__save-action {
    grid-column: auto;
    grid-row: auto;
    justify-self: stretch;
  }

  .panel {
    gap: 0.85rem;
  }

  .panel-head {
    flex-direction: column;
    align-items: stretch;
    padding: 0.95rem;
  }

  .preferences-card--mobile-hub {
    display: grid;
  }

  .preferences-action-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem;
  }

  .panel-head > * {
    width: 100%;
  }

  .panel-head button,
  .panel-head .secondary-action {
    width: 100%;
  }

  .setup-center {
    grid-template-rows: none;
    height: auto;
  }

  .recipe-card-head {
    grid-template-columns: 1fr;
    gap: 0.8rem;
    align-items: stretch;
  }

  .recipe-card-head__meta,
  .recipe-card-head__actions {
    justify-content: stretch;
  }

  .recipe-card-head__actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.55rem;
  }

  .recipe-save-status {
    justify-content: flex-start;
  }

  .recipe-save-status__tooltip {
    left: 0;
    right: auto;
    width: min(18rem, calc(100vw - 2.5rem));
  }

  .recipe-card-head__action {
    width: 100%;
    min-height: 2.75rem;
  }

  .formula-card h2,
  .panel h2 {
    font-size: 1.18rem;
    line-height: 1.2;
  }

  .formula-card__section,
  .recipe-qr-card,
  .recipe-notes-card {
    padding-left: 0.85rem;
    padding-right: 0.85rem;
  }

  .recipe-import-list__entry,
  .recipe-qr-card {
    grid-template-columns: 1fr;
  }

  .recipe-import-list__copy {
    width: 100%;
  }

  .formula-row {
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 0.55rem;
  }

  .formula-row span,
  .formula-row strong {
    font-size: 0.92rem;
  }

  .editor-card--basics .number-stepper {
    grid-template-columns: 2.4rem minmax(0, 1fr) 2.4rem;
    min-height: 3.1rem;
  }

  .editor-card--basics .field .number-stepper__input {
    padding: 0 0.28rem;
    font-size: 1.1rem;
  }

  .editor-card--basics .tf-stepper {
    grid-template-columns: 2.2rem minmax(0, 1fr) 2.2rem 2.2rem;
    min-height: 3.15rem;
  }

  .editor-card--basics .field .tf-stepper__input {
    padding: 0 0.24rem;
    font-size: 1.12rem;
  }

  .editor-card--basics .field--tf {
    grid-column: 1 / -1;
  }

  .editor-card--basics .number-stepper__button {
    font-size: 1.3rem;
  }

  .editor-card--basics .tf-stepper .number-stepper__button {
    font-size: 1.45rem;
  }

  .editor-card--basics .tf-stepper__gear svg {
    width: 1rem;
    height: 1rem;
  }

  .recipe-qr-card img {
    width: min(11rem, 100%);
    justify-self: center;
  }

  .recipe-fit__summary {
    align-items: start;
    flex-wrap: wrap;
  }

  .recipe-fit__summary span {
    white-space: normal;
  }

  .recipe-fit__grid {
    grid-template-columns: 1fr;
  }

  .recipe-notes-card textarea {
    min-height: 8rem;
  }

  .theme-admin__panel,
  .auth-bar__panel {
    position: static;
    width: 100%;
    margin-top: 0.65rem;
  }

  .mobile-bottom-nav {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 40;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.28rem;
    padding: 0.48rem 0.65rem calc(0.52rem + env(safe-area-inset-bottom, 0px));
    border-top: 1px solid color-mix(in oklab, var(--line) 86%, transparent);
    background:
      linear-gradient(180deg, color-mix(in oklab, var(--panel) 78%, transparent), color-mix(in oklab, var(--sidebar) 94%, #000 6%)),
      color-mix(in oklab, var(--sidebar) 92%, #000 8%);
    backdrop-filter: blur(14px);
    box-shadow: 0 -0.55rem 1.35rem rgba(0, 0, 0, 0.24);
  }

  .mobile-bottom-nav__button {
    display: grid;
    justify-items: center;
    gap: 0.28rem;
    min-height: 3.35rem;
    padding: 0.42rem 0.25rem;
    border: 1px solid transparent;
    border-radius: 0.82rem;
    background: transparent;
    color: var(--muted);
  }

  .mobile-bottom-nav__button--active {
    border-color: color-mix(in oklab, var(--accent) 40%, var(--line));
    background: color-mix(in oklab, var(--accent-soft) 50%, transparent);
    color: var(--accent);
  }

  .mobile-bottom-nav__icon {
    display: inline-flex;
    width: 1.32rem;
    height: 1.32rem;
  }

  .mobile-bottom-nav__icon svg {
    width: 100%;
    height: 100%;
  }

  .mobile-bottom-nav__label {
    font-size: 0.74rem;
    font-weight: 800;
    line-height: 1;
  }
}

@media (max-width: 640px) {
  .layout-grid,
  .layout-grid > *,
  .panel,
  .panel-head,
  .panel-head > div,
  .editor-section,
  .editor-card,
  .flour-composition,
  .pdt-hydration-card,
  .pdt-preferment-card,
  .pdt-ingredients-card,
  .pdt-mixing-card,
  .pdt-fermentation-card,
  .pdt-leavening-card,
  .field,
  .field-grid,
  .field-grid > *,
  .number-stepper,
  .tf-stepper {
    min-width: 0;
    max-width: 100%;
  }

  .topbar > div,
  .panel-head > div {
    min-width: 0;
  }

  .topbar h1,
  .topbar p,
  .panel-head h2,
  .panel-head p {
    overflow-wrap: anywhere;
  }

  .workspace {
    padding: 0.72rem 0.72rem calc(5.7rem + env(safe-area-inset-bottom, 0px));
  }

  .editor-card--basics .field-grid--two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.7rem;
  }

  .editor-card--basics .field {
    gap: 0.28rem;
  }

  .editor-card--basics .field span {
    font-size: 0.88rem;
    line-height: 1.15;
  }

  .sidebar,
  .sidebar--lab,
  .sidebar--rail {
    padding: 0.72rem 0.72rem 0.85rem;
  }

  .brand strong {
    font-size: 1.08rem;
  }

  .rail-actions,
  .start-actions {
    grid-auto-columns: minmax(7.75rem, 1fr);
  }

  .start-card,
  .start-action,
  .setup-collapsed {
    padding-left: 0.85rem;
    padding-right: 0.85rem;
    font-size: 0.92rem;
  }

  .topbar {
    padding: 0.05rem 0;
  }

  .topbar h1 {
    font-size: 1.08rem;
  }

  .topbar p {
    font-size: 0.88rem;
  }

  .welcome-hero__image {
    min-height: 11.5rem;
  }

  .mobile-welcome {
    gap: 0.62rem;
  }

  .mobile-welcome__brand {
    gap: 0.35rem;
    font-size: 1.32rem;
  }

  .mobile-welcome__brand img {
    width: 1.45rem;
    height: 1.45rem;
  }

  .mobile-welcome__hero {
    width: 100%;
  }

  .mobile-welcome-action,
  .mobile-welcome-recipe {
    grid-template-columns: 3.45rem minmax(0, 1fr) 1.2rem;
    min-height: 5rem;
    gap: 0.68rem;
    padding: 0.7rem;
  }

  .mobile-welcome-action__icon {
    width: 3.45rem;
    height: 3.45rem;
  }

  .mobile-welcome-action__icon svg {
    width: 1.86rem;
    height: 1.86rem;
  }

  .mobile-welcome-action__copy span,
  .mobile-welcome-recipe__meta {
    font-size: 0.84rem;
  }

  .mobile-welcome-action__copy strong,
  .mobile-welcome-recipe__title {
    font-size: 1.18rem;
  }

  .mobile-welcome-recipe {
    grid-template-columns: 3.8rem minmax(0, 1fr) 1.1rem;
  }

  .preferences-action-grid {
    grid-template-columns: 1fr;
  }

  .mobile-welcome-recipe__thumb {
    width: 3.8rem;
    height: 3.8rem;
  }

  .mobile-welcome-recipe__pill {
    display: none;
  }

  .recipe-card-head,
  .panel-head,
  .formula-card__section,
  .recipe-qr-card,
  .recipe-notes-card {
    padding-left: 0.78rem;
    padding-right: 0.78rem;
  }

  .recipe-card-head__actions {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .formula-row {
    grid-template-columns: minmax(0, 1fr) 4.25rem 3.9rem;
    align-items: center;
    gap: 0.9rem;
  }

  .formula-row--head {
    display: none;
  }

  .formula-row span:nth-child(2),
  .formula-row strong,
  .formula-row span:last-child {
    justify-self: end;
    white-space: nowrap;
  }

  .formula-row strong {
    justify-self: end;
  }

  .formula-row span:last-child {
    color: color-mix(in oklab, var(--text) 82%, var(--muted));
  }

  .formula-row--total span:last-child {
    visibility: hidden;
  }

  .editor-card--basics .number-stepper {
    grid-template-columns: 2.4rem minmax(0, 1fr) 2.4rem;
    min-height: 3.1rem;
  }

  .editor-card--basics .field .number-stepper__input {
    padding: 0 0.28rem;
    font-size: 1.1rem;
  }

  .editor-card--basics .tf-stepper {
    grid-template-columns: 2.2rem minmax(0, 1fr) 2.2rem 2.2rem;
    min-height: 3.15rem;
  }

  .editor-card--basics .field .tf-stepper__input {
    padding: 0 0.24rem;
    font-size: 1.12rem;
  }

  .editor-card--basics .field--tf {
    grid-column: 1 / -1;
  }

  .editor-card--basics .number-stepper__button {
    font-size: 1.3rem;
  }

  .editor-card--basics .tf-stepper .number-stepper__button {
    font-size: 1.45rem;
  }

  .editor-card--basics .tf-stepper__gear svg {
    width: 1rem;
    height: 1rem;
  }

  .setup-row {
    grid-template-columns: 1fr;
    gap: 0.45rem;
  }

  .setup-toggle-group {
    width: 100%;
  }

  .setup-toggle {
    flex: 1 1 0;
  }

  .mobile-bottom-nav {
    gap: 0.25rem;
    padding: 0.5rem 0.55rem calc(0.55rem + env(safe-area-inset-bottom, 0px));
  }

  .mobile-bottom-nav__button {
    min-height: 3.35rem;
    border-radius: 0.85rem;
  }

  .mobile-bottom-nav__label {
    font-size: 0.7rem;
  }
}

@media (max-width: 768px) {
  .desktop-preview-slot {
    display: none;
  }

  .mobile-review-section {
    display: grid;
    gap: 0.8rem;
    margin-top: 0.9rem;
    margin-bottom: 0.9rem;
    scroll-margin-top: 0.8rem;
  }

  .mobile-review-section .recipe-summary {
    display: grid;
    gap: 0.8rem;
  }

  .mobile-review-section__head {
    display: grid;
    gap: 0.28rem;
    padding: 0 0.1rem;
  }

  .mobile-review-section__head h2 {
    margin: 0;
    font-size: 1.04rem;
    line-height: 1.2;
  }

  .mobile-review-section__head p {
    margin: 0;
    color: var(--muted);
    font-size: 0.82rem;
    line-height: 1.35;
  }

  .mobile-review-bar {
    position: fixed;
    right: 0.72rem;
    bottom: calc(4.95rem + env(safe-area-inset-bottom, 0px));
    left: 0.72rem;
    z-index: 38;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 0.7rem;
    min-height: 2.9rem;
    padding: 0.62rem 0.82rem;
    border: 1px solid color-mix(in oklab, var(--accent) 26%, var(--line));
    border-radius: 999px;
    background:
      linear-gradient(180deg, color-mix(in oklab, var(--panel) 82%, transparent), color-mix(in oklab, var(--sidebar) 92%, #000 8%)),
      color-mix(in oklab, var(--panel) 88%, var(--sidebar));
    box-shadow: 0 0.65rem 1.6rem rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
  }

  .modal-backdrop {
    place-items: start center;
    padding:
      max(0.75rem, env(safe-area-inset-top, 0px))
      0.75rem
      calc(1rem + env(safe-area-inset-bottom, 0px));
  }

  .tf-helper-modal {
    width: min(29.5rem, 100%);
    max-height: calc(100dvh - env(safe-area-inset-top, 0px) - env(safe-area-inset-bottom, 0px) - 1.75rem);
  }

  .tf-control-block--thickness {
    order: 2;
  }

  .tf-gauge-box {
    order: 3;
    min-height: 15.75rem;
  }

  .tf-center-pod {
    top: 64%;
  }

  .tf-gauge {
    max-width: 92%;
  }

  .tf-readout-wrap {
    margin-top: -3.6rem;
  }

  .mobile-review-bar__summary {
    min-width: 0;
    overflow: hidden;
    color: var(--text);
    font-size: 0.82rem;
    font-weight: 760;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-review-bar__action {
    min-height: 2rem;
    padding: 0 0.7rem;
    border: 0;
    border-radius: 999px;
    background: var(--accent);
    color: #211707;
    font-size: 0.8rem;
    font-weight: 850;
  }

  .workspace {
    padding-bottom: calc(9.7rem + env(safe-area-inset-bottom, 0px));
  }
}