/* Mobile Studio — phone shell (opt-in from Call home) */

html.wmb-phone-active,
body.wmb-phone-active {
    min-width: 0;
    overflow-x: hidden;
}

#mobile-studio-shell {
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--c-bg, #f5f4f0);
    color: var(--c-text, #1c1a2e);
}

#mobile-studio-shell.hidden {
    display: none !important;
}

.mobile-studio {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh;
}

.mobile-studio-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.65rem;
    padding: 0.75rem 1rem 0.65rem;
    border-bottom: 1px solid rgba(28, 26, 46, 0.08);
    background: #fff;
}

.mobile-studio-brand {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    min-width: 0;
    flex: 1;
}

.mobile-studio-brand-title {
    font-weight: 700;
    font-size: 1rem;
    line-height: 1.25;
}

.mobile-studio-brand-sub {
    font-size: 0.82rem;
    color: var(--c-muted, #6b7280);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mobile-studio-menu {
    position: relative;
    flex-shrink: 0;
}

.mobile-studio-menu-toggle {
    width: 38px;
    height: 38px;
    border: 1px solid rgba(28, 26, 46, 0.12);
    border-radius: 10px;
    background: #fff;
    color: var(--c-text, #1c1a2e);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.mobile-studio-menu-icon,
.mobile-studio-menu-icon::before,
.mobile-studio-menu-icon::after {
    display: block;
    width: 16px;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
    content: '';
}

.mobile-studio-menu-icon {
    position: relative;
}

.mobile-studio-menu-icon::before {
    position: absolute;
    top: -5px;
    left: 0;
}

.mobile-studio-menu-icon::after {
    position: absolute;
    top: 5px;
    left: 0;
}

.mobile-studio-menu-list {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 220px;
    background: #fff;
    border: 1px solid rgba(28, 26, 46, 0.12);
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    padding: 0.35rem;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    z-index: 80;
}

.mobile-studio-menu-item {
    border: none;
    background: transparent;
    color: var(--c-text, #1c1a2e);
    text-align: left;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.55rem 0.65rem;
    border-radius: 8px;
    cursor: pointer;
}

.mobile-studio-menu-item:hover,
.mobile-studio-menu-item:focus-visible {
    background: #f4f1ea;
}

.mobile-studio-menu-item--danger {
    color: var(--c-danger, #dc2626);
}

.mobile-studio-menu-divider {
    border: none;
    border-top: 1px solid rgba(28, 26, 46, 0.1);
    margin: 0.25rem 0.35rem;
}

.mobile-studio-main {
    flex: 1;
    padding: 1rem;
    padding-bottom: calc(4.5rem + env(safe-area-inset-bottom, 0px));
    overflow-y: auto;
}

.mobile-studio-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1.15fr) 8px repeat(5, minmax(0, 1fr));
    gap: 0;
    padding: 0.3rem 0.15rem calc(0.4rem + env(safe-area-inset-bottom, 0px));
    background: #fff;
    border-top: 1px solid rgba(28, 26, 46, 0.1);
    z-index: 20;
}

.mobile-studio-nav-gap {
    display: block;
    width: 100%;
    align-self: stretch;
    margin: 0.35rem 0;
    border-left: 1px solid rgba(28, 26, 46, 0.12);
    justify-self: center;
}

.mobile-studio-nav-btn {
    position: relative;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 0.15rem;
    min-height: 44px;
    border: none;
    background: transparent;
    color: var(--c-text, #1c1a2e);
    /* Narrow stays ~0.66rem; grows fluidly on tablet+ phone chrome. */
    font-size: clamp(0.68rem, 0.5rem + 0.9vw, 1.05rem);
    font-weight: 600;
    cursor: pointer;
    border-radius: 10px;
    padding: 0.15rem 0.1rem;
}

.mobile-studio-nav-btn--journey {
    font-size: clamp(0.62rem, 0.46rem + 0.8vw, 0.95rem);
}

.mobile-studio-nav-btn:hover {
    color: var(--c-text, #1c1a2e);
    background: rgba(28, 26, 46, 0.06);
}

.mobile-studio-nav-btn--active {
    color: var(--c-primary, #4f46e5);
    background: rgba(79, 70, 229, 0.16);
    font-weight: 700;
    box-shadow: inset 0 0 0 1.5px rgba(79, 70, 229, 0.42);
}

.mobile-studio-nav-btn--locked {
    color: var(--c-muted, #6b7280);
    opacity: 0.78;
}

.mobile-studio-nav-check {
    font-size: clamp(0.62rem, 0.5rem + 0.5vw, 0.9rem);
    font-weight: 800;
    color: var(--c-success, #1f7a4d);
    line-height: 1;
}

.mobile-studio-nav-label {
    white-space: nowrap;
}

.mobile-studio-nav-badge {
    position: absolute;
    top: 0.15rem;
    right: 0.15rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.1rem;
    height: 1.1rem;
    padding: 0 0.25rem;
    border-radius: 999px;
    background: #ef4444;
    color: #fff;
    font-size: clamp(0.62rem, 0.5rem + 0.45vw, 0.8rem);
    font-weight: 700;
    line-height: 1;
    text-align: center;
}

/* Absolutely positioned pills stay visible if empty — hide empty / [hidden] hard */
.mobile-studio-nav-badge[hidden],
.mobile-studio-nav-badge:empty {
    display: none !important;
}

@media (min-width: 640px) {
    .mobile-studio-nav {
        padding: 0.4rem 0.35rem calc(0.5rem + env(safe-area-inset-bottom, 0px));
        gap: 0.15rem;
    }

    .mobile-studio-nav-btn {
        min-height: 48px;
        gap: 0.25rem;
        padding: 0.3rem 0.25rem;
        border-radius: 12px;
    }

    .mobile-studio-nav-badge {
        min-width: 1.25rem;
        height: 1.25rem;
        line-height: 1.25rem;
        top: 0.2rem;
        right: 0.2rem;
    }
}

@media (min-width: 900px) {
    .mobile-studio-nav {
        padding: 0.5rem 0.6rem calc(0.55rem + env(safe-area-inset-bottom, 0px));
    }

    .mobile-studio-nav-btn {
        min-height: 52px;
        padding: 0.35rem 0.4rem;
    }
}

.mobile-studio-start-handoff {
    padding: 1.5rem 1.1rem;
    text-align: center;
}

.mobile-studio-start-handoff h2 {
    margin: 0 0 0.5rem;
    font-size: 1.2rem;
}

.mobile-studio-start-handoff p {
    margin: 0 0 1rem;
    color: var(--c-muted, #6b7280);
}

.mobile-studio-card--inbox {
    margin-bottom: 0.85rem;
    border-color: rgba(239, 68, 68, 0.22);
    background: rgba(254, 242, 242, 0.65);
}

.mobile-studio[data-tab="inbox"] .mobile-studio-main {
    display: flex;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
}

.mobile-studio-inbox-host {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.mobile-inbox {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0.75rem 0.85rem calc(4.75rem + env(safe-area-inset-bottom, 0px));
}

.mobile-inbox--loading,
.mobile-inbox--error,
.mobile-inbox--empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--c-muted, #6b7280);
}

.mobile-inbox-title {
    margin: 0 0 1rem;
    width: 100%;
    text-align: left;
    font-size: 1.15rem;
    color: var(--c-text, #1c1a2e);
}

.mobile-inbox-empty-copy {
    margin: 0;
    max-width: 18rem;
    line-height: 1.55;
    font-size: 0.9rem;
}

.mobile-inbox-section {
    margin-bottom: 1.25rem;
}

.mobile-inbox-section-title {
    margin: 0 0 0.55rem;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--c-muted, #6b7280);
}

.mobile-inbox-cards {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.mobile-inbox-review-card {
    width: 100%;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    border-radius: 12px;
    border: 1px solid rgba(28, 26, 46, 0.12);
    background: #fff;
    padding: 0.85rem;
    text-align: left;
}

.mobile-inbox-review-card:hover,
.mobile-inbox-review-card:focus-visible {
    border-color: rgba(79, 70, 229, 0.35);
    outline: none;
}

.mobile-inbox-approval-row .mobile-inbox-review-label {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.mobile-inbox-approval-row .mobile-inbox-review-meta {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    overflow: hidden;
}

.mobile-inbox-review-label {
    font-size: 0.92rem;
    font-weight: 650;
    color: var(--c-text, #1c1a2e);
}

.mobile-inbox-review-meta {
    font-size: 0.82rem;
    color: var(--c-primary, #4f46e5);
}

.mobile-inbox-approval-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.mobile-inbox-approval-actions--detail {
    flex-shrink: 0;
    margin-top: 0.15rem;
}

.mobile-inbox--approval-detail {
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

.mobile-inbox--sequential {
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

.mobile-inbox-seq-head {
    flex-shrink: 0;
    margin-bottom: 0.65rem;
}

.mobile-inbox-back-link {
    background: none;
    border: none;
    padding: 0;
    margin: 0 0 0.35rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--c-primary, #4f46e5);
    cursor: pointer;
}

.mobile-inbox-seq-progress {
    margin: 0 0 0.25rem;
    font-size: 0.75rem;
    font-weight: 650;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--c-muted, #6b7280);
}

.mobile-inbox-seq-title {
    margin: 0;
    font-size: 1rem;
    color: var(--c-text, #1c1a2e);
}

.mobile-inbox-seq-card {
    flex: 1;
    border-radius: 12px;
    border: 1px solid rgba(28, 26, 46, 0.12);
    background: #fff;
    padding: 0.85rem;
    margin-bottom: 0.75rem;
}

.mobile-inbox-seq-qnum {
    margin: 0 0 0.25rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--c-primary, #4f46e5);
}

.mobile-inbox-seq-q {
    margin: 0 0 0.65rem;
    font-size: 0.95rem;
    line-height: 1.45;
    color: var(--c-text, #1c1a2e);
}

.mobile-inbox-seq-answer {
    margin: 0 0 0.75rem;
    padding: 0.65rem 0.75rem;
    border-left: 3px solid rgba(79, 70, 229, 0.35);
    background: rgba(79, 70, 229, 0.05);
    font-size: 0.86rem;
    line-height: 1.5;
    color: var(--c-text, #1c1a2e);
}

.mobile-inbox-grade {
    margin: 0 0 0.45rem;
    font-size: 0.82rem;
}

.mobile-inbox-grade-badge {
    display: inline-block;
    border-radius: 999px;
    padding: 0.15rem 0.5rem;
    font-size: 0.72rem;
    font-weight: 700;
}

.mobile-inbox-grade-badge--needs_attention,
.mobile-inbox-grade-badge--missing_info {
    background: rgba(239, 68, 68, 0.12);
    color: #b91c1c;
}

.mobile-inbox-grade-badge--good,
.mobile-inbox-grade-badge--excellent {
    background: rgba(34, 197, 94, 0.12);
    color: #15803d;
}

.mobile-inbox-issues {
    margin: 0 0 0.65rem;
    padding-left: 1.1rem;
    font-size: 0.84rem;
    line-height: 1.45;
}

.mobile-inbox-issue-summary {
    display: block;
    font-weight: 600;
    color: var(--c-text, #1c1a2e);
}

.mobile-inbox-issue-suggestion {
    display: block;
    color: var(--c-muted, #6b7280);
}

.mobile-inbox-addressed-label {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--c-text, #1c1a2e);
}

.mobile-inbox-na-note {
    margin: 0;
    font-size: 0.84rem;
    color: var(--c-muted, #6b7280);
}

.mobile-inbox-seq-actions {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.mobile-inbox-seq-nav {
    display: flex;
    gap: 0.5rem;
}

.mobile-inbox-seq-nav .mobile-studio-btn {
    flex: 1;
}

.mobile-studio[data-tab="book"] .mobile-studio-main {
    display: flex;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
}

.mobile-studio-book-host {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.mobile-book {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0.75rem 0.85rem calc(4.75rem + env(safe-area-inset-bottom, 0px));
}

.mobile-book--loading,
.mobile-book--error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--c-muted, #6b7280);
}

.mobile-book-head {
    margin-bottom: 0.85rem;
}

.mobile-book-title {
    margin: 0 0 0.65rem;
    font-size: 1.15rem;
    color: var(--c-text, #1c1a2e);
}

.mobile-book-sections {
    display: flex;
    gap: 0.35rem;
    padding: 0.2rem;
    border-radius: 12px;
    background: rgba(28, 26, 46, 0.06);
}

.mobile-book-section {
    flex: 1;
    border: none;
    border-radius: 10px;
    padding: 0.45rem 0.65rem;
    font-size: 0.86rem;
    font-weight: 650;
    background: transparent;
    color: var(--c-muted, #6b7280);
    cursor: pointer;
}

.mobile-book-section--active {
    background: #fff;
    color: var(--c-primary, #4f46e5);
    box-shadow: 0 1px 4px rgba(28, 26, 46, 0.08);
}

.mobile-book-panel {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.mobile-book-kicker {
    margin: 0;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--c-primary, #4f46e5);
}

.mobile-book-panel-title {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.35;
    color: var(--c-text, #1c1a2e);
}

.mobile-book-copy,
.mobile-book-footnote {
    margin: 0;
    font-size: 0.86rem;
    line-height: 1.55;
    color: var(--c-muted, #6b7280);
}

.mobile-book-card {
    border-radius: 12px;
    border: 1px solid rgba(28, 26, 46, 0.1);
    background: #fff;
    padding: 0.75rem 0.85rem;
}

.mobile-book-card-label {
    margin: 0 0 0.35rem;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--c-muted, #6b7280);
}

.mobile-book-card-body {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.55;
    color: var(--c-text, #1c1a2e);
}

.mobile-book-card-meta {
    margin: 0.45rem 0 0;
    font-size: 0.84rem;
    line-height: 1.5;
    color: var(--c-muted, #6b7280);
}

.mobile-book-list {
    margin: 0;
    padding-left: 1.1rem;
    font-size: 0.88rem;
    line-height: 1.5;
}

.mobile-book-chapter-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-bottom: 0.45rem;
}

.mobile-book-chapter-pill {
    border: 1px solid rgba(28, 26, 46, 0.12);
    border-radius: 999px;
    background: #fff;
    padding: 0.3rem 0.65rem;
    font-size: 0.78rem;
    font-weight: 650;
    cursor: pointer;
}

.mobile-book-chapter-pill--active {
    border-color: rgba(79, 70, 229, 0.35);
    background: rgba(79, 70, 229, 0.08);
    color: var(--c-primary, #4f46e5);
}

.mobile-book-chapter-name {
    margin: 0 0 0.35rem;
    font-size: 0.92rem;
    font-weight: 650;
    color: var(--c-text, #1c1a2e);
}

.mobile-book-approved-badge {
    margin: 0;
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 0.35rem 0.7rem;
    background: rgba(34, 197, 94, 0.12);
    color: #15803d;
    font-size: 0.82rem;
    font-weight: 650;
}

.mobile-book-approve-wrap {
    margin-top: 0.25rem;
}

.mobile-book-draft-list {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.mobile-book-draft-card {
    width: 100%;
    text-align: left;
    border: 1px solid rgba(28, 26, 46, 0.12);
    border-radius: 12px;
    background: #fff;
    padding: 0.75rem 0.85rem;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.mobile-book-draft-num {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--c-primary, #4f46e5);
}

.mobile-book-draft-title {
    font-size: 0.92rem;
    font-weight: 650;
    color: var(--c-text, #1c1a2e);
}

.mobile-book--reader {
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

.mobile-book-reader-head {
    flex-shrink: 0;
    margin-bottom: 0.65rem;
}

.mobile-book-back-link {
    background: none;
    border: none;
    padding: 0;
    margin: 0 0 0.35rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--c-primary, #4f46e5);
    cursor: pointer;
}

.mobile-book-reader-title {
    margin: 0;
    font-size: 1rem;
    line-height: 1.35;
    color: var(--c-text, #1c1a2e);
}

.mobile-book-reader-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0.25rem 0;
    font-size: 0.92rem;
    line-height: 1.65;
    color: var(--c-text, #1c1a2e);
}

.mobile-book-reader-body p {
    margin: 0 0 0.85rem;
}

.mobile-book-reader-foot {
    flex-shrink: 0;
    padding-top: 0.65rem;
}

.mobile-studio-capture-root {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 30;
}

.mobile-studio-capture-fab {
    pointer-events: auto;
    position: absolute;
    right: 1rem;
    bottom: calc(4.85rem + env(safe-area-inset-bottom, 0px));
    width: 3.25rem;
    height: 3.25rem;
    border: none;
    border-radius: 999px;
    background: var(--c-primary, #4f46e5);
    color: #fff;
    box-shadow: 0 8px 24px rgba(79, 70, 229, 0.35);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-studio-capture-fab-icon {
    font-size: 1.75rem;
    line-height: 1;
    font-weight: 400;
    margin-top: -0.1rem;
}

.mobile-studio-capture-backdrop {
    pointer-events: auto;
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
}

.mobile-studio-capture-sheet {
    pointer-events: auto;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    max-height: min(78vh, 640px);
    background: #fff;
    border-radius: 18px 18px 0 0;
    box-shadow: 0 -8px 32px rgba(15, 23, 42, 0.18);
    display: flex;
    flex-direction: column;
    padding-bottom: env(safe-area-inset-bottom, 0px);
}

.mobile-studio-capture-sheet-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1rem 0.5rem;
    border-bottom: 1px solid rgba(28, 26, 46, 0.08);
}

.mobile-studio-capture-sheet-title {
    margin: 0;
    font-size: 1rem;
    color: var(--c-text, #1c1a2e);
}

.mobile-studio-capture-sheet-close {
    border: none;
    background: transparent;
    font-size: 2rem;
    color: var(--c-muted, #6b7280);
    cursor: pointer;
    padding: 0;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.mobile-studio-capture-sheet-body {
    overflow-y: auto;
    padding: 0.85rem 1rem 1.25rem;
}

.mobile-studio-capture-lead {
    margin: 0 0 0.85rem;
    font-size: 0.86rem;
    line-height: 1.5;
    color: var(--c-muted, #6b7280);
}

.mobile-studio-capture-options {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.mobile-studio-capture-option {
    width: 100%;
    text-align: left;
    border: 1px solid rgba(28, 26, 46, 0.12);
    border-radius: 12px;
    background: #fff;
    padding: 0.75rem 0.85rem;
    cursor: pointer;
}

.mobile-studio-capture-option-label {
    display: block;
    font-size: 0.92rem;
    font-weight: 650;
    color: var(--c-text, #1c1a2e);
}

.mobile-studio-capture-option-hint {
    display: block;
    margin-top: 0.15rem;
    font-size: 0.8rem;
    color: var(--c-muted, #6b7280);
}

.mobile-studio-capture-field-label {
    display: block;
    margin: 0 0 0.3rem;
    font-size: 0.78rem;
    font-weight: 650;
    color: var(--c-muted, #6b7280);
}

.mobile-studio-capture-input,
.mobile-studio-capture-textarea {
    width: 100%;
    border-radius: 10px;
    border: 1px solid rgba(28, 26, 46, 0.14);
    padding: 0.55rem 0.65rem;
    font-size: 0.92rem;
    margin-bottom: 0.75rem;
    font-family: inherit;
}

.mobile-studio-capture-note-form .mobile-studio-btn,
.mobile-studio-capture-voice-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.mobile-studio-capture-voice-status {
    margin: 0 0 0.35rem;
    font-size: 0.88rem;
    color: var(--c-text, #1c1a2e);
}

.mobile-studio-capture-voice-timer {
    margin: 0 0 1rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--c-primary, #4f46e5);
}

.mobile-studio-loading,
.mobile-studio-error,
.mobile-studio-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    text-align: center;
    padding: 2rem 0.5rem;
    min-height: min(40vh, 280px);
    color: var(--c-muted, #6b7280);
}

.mobile-studio-loading p,
.mobile-studio-error p,
.mobile-studio-placeholder p {
    margin: 0;
}

.mobile-studio-card {
    background: #fff;
    border-radius: 14px;
    padding: 1.1rem 1rem;
    box-shadow: 0 1px 3px rgba(28, 26, 46, 0.08);
}

.mobile-studio-now .mobile-studio-card + .mobile-studio-card {
    margin-top: 0.85rem;
}

.mobile-studio-now .mobile-studio-card--status {
    background: linear-gradient(180deg, #f8fafc, #fff);
}

.mobile-studio-now .author-now-status-grid {
    list-style: none;
    margin: 0.35rem 0 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem 0.5rem;
}

.mobile-studio-now .author-now-status-value {
    font-size: 1.1rem;
    font-weight: 750;
    line-height: 1.2;
}

.mobile-studio-now .author-now-status-label {
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--c-muted, #6b7280);
}


.mobile-studio-card-title {
    margin: 0 0 0.45rem;
    font-size: 1.05rem;
    font-weight: 700;
}

.mobile-studio-now .mobile-studio-card-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.55rem 0.65rem;
    margin-bottom: 0.35rem;
}

.mobile-studio-now .mobile-studio-card-head .mobile-studio-card-title {
    margin: 0;
    flex: 0 1 auto;
    width: fit-content;
    max-width: calc(100% - 0.5rem);
    min-width: 0;
    font-size: 1.22rem;
    font-weight: 750;
    letter-spacing: -0.02em;
    line-height: 1.25;
    color: var(--c-text, #1c1a2e);
    background: linear-gradient(
        transparent 58%,
        rgba(79, 70, 229, 0.16) 58%
    );
    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;
}

.mobile-studio-now .mobile-studio-card-head-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    gap: 0.3rem 0.45rem;
    flex: 0 1 auto;
    max-width: 58%;
}

.mobile-studio-now .mobile-studio-card-head-actions .mobile-studio-btn {
    min-height: 2.2rem;
    padding: 0.4rem 0.85rem;
    font-size: 0.84rem;
}

.mobile-studio-now .mobile-studio-card-head-actions .mobile-studio-btn--primary {
    min-width: 11rem;
    justify-content: center;
    text-align: center;
    white-space: nowrap;
    box-sizing: border-box;
}

.mobile-studio-card-kicker {
    margin: 0 0 0.2rem;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--c-muted, #6b7280);
    font-weight: 650;
}

.mobile-studio-card-lead {
    margin: 0 0 0.55rem;
    font-size: 1rem;
    font-weight: 650;
    line-height: 1.4;
}

.mobile-studio-card-desc {
    margin: 0 0 1rem;
    font-size: 0.88rem;
    line-height: 1.55;
    color: var(--c-muted, #6b7280);
}

.mobile-studio-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.mobile-studio-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.55rem 1rem;
    border-radius: 999px;
    border: none;
    font-size: 0.9rem;
    font-weight: 650;
    cursor: pointer;
}

.mobile-studio-btn--primary {
    background: var(--c-primary, #4f46e5);
    color: #fff;
}

.mobile-studio-btn--secondary {
    background: #fff;
    color: var(--c-text, #1c1a2e);
    border: 1px solid rgba(28, 26, 46, 0.15);
}

.mobile-studio-btn--subtle {
    background: transparent;
    color: var(--c-primary, #4f46e5);
    border: 1px solid transparent;
    font-weight: 600;
    box-shadow: none;
}

.mobile-studio-btn--subtle:hover,
.mobile-studio-btn--subtle:focus-visible {
    background: rgba(79, 70, 229, 0.06);
    border-color: rgba(79, 70, 229, 0.18);
}

.mobile-studio-card-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.55rem 0.75rem;
}

.mobile-studio-footnote {
    margin: 1rem 0 0;
    font-size: 0.82rem;
    line-height: 1.55;
    color: var(--c-muted, #6b7280);
}

.mobile-studio-placeholder-title {
    margin: 0 0 0.5rem;
    font-size: 1.1rem;
    color: var(--c-text, #1c1a2e);
}

.mobile-studio-placeholder-copy {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.55;
}

.mobile-studio[data-tab="start"] .mobile-studio-main,
.mobile-studio[data-tab="assignments"] .mobile-studio-main {
    display: flex;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
}

.mobile-studio-start-host,
.mobile-studio-assignments-host {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

/* Start My Book on phone — single column; decisions rail is desktop-only (MS24). */
.mobile-studio-start-host.step1-align-shell {
    min-height: 0;
    height: 100%;
}

.mobile-studio-start-host .workspace-shell--align,
.mobile-studio-start-host .workspace-split {
    flex: 1;
    min-height: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.mobile-studio-start-host .workspace-split {
    flex-direction: row;
}

.mobile-studio-start-host .workspace-capture-sidebar,
.mobile-studio-start-host .workspace-split-handle,
.mobile-studio-start-host .workspace-capture-toggle-rail {
    display: none !important;
}

.mobile-studio-start-host .workspace-session-col {
    flex: 1;
    min-width: 0;
    min-height: 0;
    /* Desktop reserves an outer page gutter; phone chrome already frames the tab. */
    padding-left: 0;
    padding-right: 0;
}

.mobile-studio-start-host .workspace-session-col > .workspace-lens-nav--assignment,
.mobile-studio-start-host .workspace-session-col > .workspace-assignment-chrome {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

.mobile-studio-start-host .workspace-lens-body {
    flex: 1;
    min-height: 0;
}

/*
 * Discuss must pin the composer above the fixed bottom nav (Assignments parity).
 * Specificity must beat `.step2-assignments-main .workspace-shell--unified.workspace-shell--discuss
 * .workspace-session-col > .workspace-lens-body` (author.css), which only uses a tiny
 * desktop padding and otherwise clips the textarea under the tab bar.
 */
.mobile-studio-start-host.step2-assignments-main .workspace-shell--unified.workspace-shell--discuss .workspace-session-col > .workspace-lens-body,
.mobile-studio-start-host.step2-assignments-main .workspace-session-col > .workspace-lens-body.workspace-lens-body--discuss,
.mobile-studio-start-host.step2-assignments-main .workspace-session-col > .workspace-lens-body:has(.outline-qa-panel--discuss) {
    overflow: hidden;
    display: flex;
    flex-direction: column;
    padding: 0.4rem 0.75rem calc(4.75rem + env(safe-area-inset-bottom, 0px));
}

.mobile-studio-start-host.step2-assignments-main .workspace-session-col > .workspace-lens-body:has(.outline-qa-panel--questions) {
    overflow: hidden;
    padding: 0.4rem 0.75rem calc(4.75rem + env(safe-area-inset-bottom, 0px));
}

/* Re-enable FAB gutter on Start Discuss — phone Assignments uses talk-fab-slot instead. */
.mobile-studio[data-tab="start"] .workspace-talk-fab-slot {
    display: block;
}

.mobile-studio[data-tab="start"] .mobile-studio-capture-fab,
.mobile-studio[data-tab="assignments"] .mobile-studio-capture-fab {
    right: 0.85rem;
}

/* Write / Publish are not capture surfaces — hide the + FAB */
.mobile-studio[data-tab="write"] .mobile-studio-capture-root,
.mobile-studio[data-tab="publish"] .mobile-studio-capture-root {
    display: none !important;
}

.mobile-studio-talk {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    padding: 0.65rem 0.85rem calc(4.75rem + env(safe-area-inset-bottom, 0px));
}

.mobile-studio-talk-toolbar {
    flex-shrink: 0;
    margin-bottom: 0.55rem;
}

.mobile-studio-talk-picker-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 650;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--c-muted, #6b7280);
    margin-bottom: 0.25rem;
}

.mobile-studio-talk-assignment-row {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.mobile-studio-talk-assignment-row .mobile-studio-talk-assignment-select {
    flex: 1 1 auto;
    min-width: 0;
    width: auto;
}

.mobile-studio-talk-assignment-select {
    width: 100%;
    min-height: 44px;
    border-radius: 10px;
    border: 1px solid rgba(28, 26, 46, 0.14);
    padding: 0.45rem 0.65rem;
    font-size: 0.92rem;
    background: #fff;
    color: var(--c-text, #1c1a2e);
}

.mobile-studio-talk-focus {
    flex-shrink: 0;
    margin-bottom: 0.5rem;
    padding: 0.65rem 0.75rem;
    border-radius: 10px;
    background: rgba(79, 70, 229, 0.07);
    border: 1px solid rgba(79, 70, 229, 0.12);
}

.mobile-studio-talk-focus-head {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 0.25rem;
}

.mobile-studio-talk-focus-qmeta {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--c-primary, #4f46e5);
}

.mobile-studio-talk-focus-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--c-primary, #4f46e5);
    margin-bottom: 0.2rem;
}

.mobile-studio-talk-focus-text {
    margin: 0;
    font-size: 0.86rem;
    line-height: 1.45;
    color: var(--c-text, #1c1a2e);
}

.mobile-studio-talk-assignment-name {
    flex-shrink: 0;
    margin: 0 0 0.35rem;
    font-size: 0.82rem;
    color: var(--c-muted, #6b7280);
}

.mobile-studio-talk-status {
    flex-shrink: 0;
    margin-bottom: 0.35rem;
    font-size: 0.82rem;
}

.mobile-studio-talk-thread-wrap {
    flex: 1;
    min-height: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    margin-bottom: 0.5rem;
}

.mobile-studio-talk-thread {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0.25rem 0 1.5rem;
    scroll-padding-bottom: 1.5rem;
    text-align: left;
}

.mobile-studio-talk-composer {
    flex: 1;
    min-width: 0;
}

.mobile-studio-talk-composer-row {
    flex-shrink: 0;
    display: flex;
    align-items: flex-end;
    gap: 0.65rem;
}

.mobile-studio-talk-fab-slot {
    flex-shrink: 0;
    width: 3.25rem;
    height: 3.25rem;
}

.mobile-studio-assignments-mode-bar {
    flex-shrink: 0;
    margin-bottom: 0.5rem;
}

.mobile-studio-assignments-mode-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.mobile-studio-assignments-mode-row--guide-only {
    justify-content: flex-end;
}

.mobile-studio-assignments-actions {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.mobile-studio-assignments-actions .step2-top-bar-help {
    padding: 0;
    font-size: 0.78rem;
    font-weight: 600;
}

.mobile-studio-assignments-mode-bar .step2-quick-guide-host {
    margin-top: 0.45rem;
}

.mobile-studio-assignments-mode-bar .step2-quick-guide-host[hidden] {
    display: none !important;
    margin: 0;
}

.mobile-studio-assignments-mode-bar .workspace-mode-bar {
    margin: 0;
}

.mobile-studio-lens-body {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.mobile-studio-lens-body[data-lens="talk"] > .mobile-studio-talk-thread-wrap {
    flex: 1;
    min-height: 0;
}

.mobile-studio-lens-body[data-lens="talk"] > .mobile-studio-talk-composer-row {
    flex-shrink: 0;
}

.mobile-studio-lens-body[data-lens="questions"],
.mobile-studio-lens-body[data-lens="review"],
.mobile-studio-lens-body[data-lens="draft"] {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0.15rem 0 0.75rem;
}

.mobile-studio-questions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding-bottom: 0.5rem;
}

.mobile-studio-questions-progress {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.mobile-studio-questions .qa-question {
    margin: 0;
    font-size: 0.98rem;
    font-weight: 600;
    line-height: 1.45;
    color: var(--c-text, #1c1a2e);
}

.mobile-studio-questions-composer .workspace-talk-composer-actions {
    display: none;
}

.mobile-studio-questions-composer .workspace-talk-input,
.mobile-studio-questions-composer textarea {
    min-height: 7.5rem;
    font-size: 0.95rem;
    line-height: 1.45;
}

.mobile-studio-questions-na {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.82rem;
    color: var(--c-muted, #6b7280);
}

.mobile-studio-questions-nav {
    display: flex;
    gap: 0.55rem;
}

.mobile-studio-questions-nav .mobile-studio-btn {
    flex: 1;
}

.mobile-studio-questions-actions {
    display: flex;
    justify-content: flex-start;
}

.mobile-studio-lens-body .workspace-review-panel,
.mobile-studio-lens-body .workspace-draft-panel {
    padding: 0 0.15rem 1rem;
}

.mobile-studio-lens-body .workspace-review-actions,
.mobile-studio-lens-body .workspace-draft-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.mobile-studio-talk-composer .workspace-talk-composer {
    margin: 0;
}

.mobile-studio-talk-composer .workspace-talk-composer-box {
    border-radius: 14px;
}

.mobile-studio-talk-composer .workspace-composer-tools-row {
    padding: 0.15rem 0 0.4rem;
}

/* Phone: Done / Stuck / Talk on one right-justified row, content-width pills. */
.mobile-studio-talk-composer .workspace-composer-tools-row.workspace-composer-tools-row--right .textarea-tools-middle.workspace-composer-tools-middle {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.35rem;
    width: 100%;
    min-width: 0;
}

.mobile-studio-talk-composer .workspace-composer-tools-middle > .workspace-composer-done,
.mobile-studio-talk-composer .workspace-composer-tools-middle > .workspace-composer-stuck-wrap,
.mobile-studio-talk-composer .workspace-composer-tools-middle > .workspace-talk-split {
    display: inline-flex;
    align-items: stretch;
    align-self: center;
    width: auto;
    max-width: none;
    flex: 0 0 auto;
    margin: 0;
}

.mobile-studio-talk-composer .workspace-composer-tools-middle > .workspace-composer-done.btn-ghostwriter,
.mobile-studio-talk-composer .workspace-composer-stuck-wrap > .btn-ghostwriter.workspace-composer-stuck,
.mobile-studio-talk-composer .workspace-composer-tools-row--right .workspace-composer-stuck-wrap > .btn-ghostwriter,
.mobile-studio-talk-composer .workspace-talk-split > .workspace-composer-talk.btn-ghostwriter,
.mobile-studio-talk-composer .workspace-talk-split > .workspace-composer-talk-menu.btn-ghostwriter {
    flex: 0 0 auto;
    width: auto;
    max-width: none;
    min-width: 0;
    font-size: 0.72rem;
    min-height: 2rem;
    padding: 0.28rem 0.55rem;
    white-space: nowrap;
}

.mobile-studio-talk-composer .workspace-composer-done {
    /* Beat desktop min-width: 9rem so the label can shrink to content. */
    min-width: 0;
}

.mobile-studio-talk-composer .workspace-talk-split > .workspace-composer-talk.btn-ghostwriter {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.mobile-studio-talk-composer .workspace-talk-split > .workspace-composer-talk-menu.btn-ghostwriter {
    min-width: 1.75rem;
    padding-left: 0.25rem;
    padding-right: 0.3rem;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.mobile-studio-talk-composer .discuss-voice-dock {
    padding: 0.35rem 0.1rem 0.25rem;
}

.mobile-studio-talk-composer .discuss-voice-dock-actions .btn-ghostwriter {
    min-height: 2.15rem;
    font-size: 0.78rem;
}

/* Keep Capture FAB in its slot — do not cover the reply box. */
.mobile-studio[data-tab="assignments"] .mobile-studio-talk-composer-row {
    position: relative;
    z-index: 1;
}

.mobile-studio[data-tab="assignments"] .mobile-studio-talk-fab-slot {
    width: var(--capture-fab-size, 3.25rem);
    min-width: var(--capture-fab-size, 3.25rem);
    height: var(--capture-fab-size, 3.25rem);
}

.mobile-studio[data-tab="assignments"] .mobile-studio-capture-fab {
    right: 0.85rem;
    bottom: calc(4.85rem + env(safe-area-inset-bottom, 0px));
    z-index: 25;
}

/* Start My Book Discuss on phone — same right-justified content-width tools. */
.mobile-studio-start-host .workspace-composer-tools-row.workspace-composer-tools-row--right .textarea-tools-middle.workspace-composer-tools-middle {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.35rem;
    width: 100%;
    min-width: 0;
}

.mobile-studio-start-host .workspace-composer-tools-middle > .workspace-composer-stuck-wrap,
.mobile-studio-start-host .workspace-composer-tools-middle > .workspace-talk-split {
    display: inline-flex;
    align-items: stretch;
    width: auto;
    flex: 0 0 auto;
}

.mobile-studio-start-host .workspace-composer-stuck-wrap > .btn-ghostwriter.workspace-composer-stuck,
.mobile-studio-start-host .workspace-composer-tools-row--right .workspace-composer-stuck-wrap > .btn-ghostwriter,
.mobile-studio-start-host .workspace-talk-split > .workspace-composer-talk.btn-ghostwriter,
.mobile-studio-start-host .workspace-talk-split > .workspace-composer-talk-menu.btn-ghostwriter {
    flex: 0 0 auto;
    width: auto;
    min-width: 0;
    min-height: 2rem;
    font-size: 0.72rem;
    padding: 0.28rem 0.55rem;
    white-space: nowrap;
}

.mobile-studio-start-host .workspace-talk-split > .workspace-composer-talk.btn-ghostwriter {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.mobile-studio-start-host .workspace-talk-split > .workspace-composer-talk-menu.btn-ghostwriter {
    min-width: 1.75rem;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.mobile-studio-talk-loading,
.mobile-studio-talk-error {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--c-muted, #6b7280);
    padding: 1.5rem 0.5rem;
}

.call-shell-header-actions {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.call-shell-studio-link {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.28);
    color: #f8fafc;
    border-radius: 999px;
    padding: 0.35rem 0.7rem;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
}

@media (max-width: 768px) {
    html.wmb-phone-active,
    body.wmb-phone-active {
        min-width: 0;
        overflow-x: hidden;
    }
}