/* LLM — a quiet, Material-inspired interface. */
:root {
  color-scheme: light;
  --font-sans: 'Roboto', Arial, system-ui, sans-serif;
  --font-display: var(--font-sans);
  --primary: #0b57d0;
  --primary-hover: #0842a0;
  --primary-light: #d3e3fd;
  --on-primary: #fff;
  --secondary: #0b57d0;
  --secondary-light: #e8f0fe;
  --on-secondary: #fff;
  --surface: #fff;
  --surface-variant: #f8fafd;
  --surface-elevated: #f0f4f9;
  --outline: #e1e5ea;
  --outline-strong: #a9afb7;
  --text-primary: #202124;
  --text-secondary: #5f6368;
  --text-tertiary: #697078;
  --text-on-dark: #fff;
  --success: #137333;
  --success-light: #e6f4ea;
  --warning: #925b00;
  --warning-light: #fef7e0;
  --error: #b3261e;
  --error-light: #fceeee;
  --shadow-1: 0 1px 2px rgb(60 64 67 / 8%);
  --shadow-2: 0 2px 6px rgb(60 64 67 / 12%);
  --shadow-3: 0 8px 28px rgb(32 33 36 / 18%);
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 999px;
  --transition: background-color .16s ease, border-color .16s ease, color .16s ease, box-shadow .16s ease;
}
[data-theme='dark'] {
  color-scheme: dark;
  --primary: #a8c7fa;
  --primary-hover: #c2d7fc;
  --primary-light: #28436b;
  --on-primary: #062e6f;
  --secondary: #a8c7fa;
  --secondary-light: #253650;
  --on-secondary: #062e6f;
  --surface: #1e1f20;
  --surface-variant: #131314;
  --surface-elevated: #282a2c;
  --outline: #373a3d;
  --outline-strong: #73777d;
  --text-primary: #e3e3e3;
  --text-secondary: #bdc1c6;
  --text-tertiary: #a4a9b0;
  --success: #81c995;
  --success-light: #20382a;
  --warning: #fdd663;
  --warning-light: #3e3420;
  --error: #f2b8b5;
  --error-light: #482b2b;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-sans); font-size: 15px; line-height: 1.55; background: var(--surface-variant); color: var(--text-primary); -webkit-font-smoothing: antialiased; min-height: 100dvh; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 500; letter-spacing: -.02em; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:disabled { cursor: wait; opacity: .55; }
button:focus-visible, a:focus-visible, [role='button']:focus-visible, [role='radio']:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; }
img { max-width: 100%; display: block; }
.ui-icon { width: 20px; height: 20px; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; vertical-align: middle; }
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.container { max-width: 1160px; margin: 0 auto; padding: 0 32px; }

/* App bar: identity and account above a separate, uncluttered tab row. */
.navbar { position: sticky; top: 0; z-index: 50; background: var(--surface); border-bottom: 1px solid var(--outline); }
.nav-content { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; column-gap: 24px; padding-top: 18px; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; cursor: pointer; width: fit-content; }
.brand-monogram { display: flex; align-items: center; justify-content: center; width: 42px; height: 42px; flex-shrink: 0; background: var(--secondary-light); color: var(--primary); border-radius: 12px; font-size: 13px; font-weight: 600; letter-spacing: -.04em; }
.brand-text { min-width: 0; }
.brand-text h1 { font-size: 18px; line-height: 1.35; font-weight: 500; }
.brand-text p { font-size: 12px; color: var(--text-secondary); margin-top: 1px; }
.navbar nav { grid-column: 1 / -1; grid-row: 2; overflow-x: auto; margin-top: 14px; scrollbar-width: none; }
.navbar nav::-webkit-scrollbar { display: none; }
.nav-links { display: flex; gap: 6px; width: max-content; list-style: none; padding-bottom: 10px; }
.nav-link { display: flex; align-items: center; gap: 8px; min-height: 40px; padding: 9px 18px; border: 0; border-radius: var(--radius-full); background: transparent; color: var(--text-secondary); font-size: 14px; font-weight: 500; white-space: nowrap; cursor: pointer; transition: var(--transition); }
.nav-link:hover { background: var(--surface-elevated); color: var(--text-primary); }
.nav-link.active { background: var(--secondary-light); color: var(--primary); }
.nav-link .ui-icon { width: 18px; height: 18px; }
.nav-actions { display: flex; align-items: center; gap: 12px; grid-column: 3; grid-row: 1; }
.icon-btn { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border: 0; border-radius: 50%; background: transparent; color: var(--text-secondary); cursor: pointer; transition: var(--transition); }
.icon-btn:hover { background: var(--surface-elevated); color: var(--text-primary); }
.user-pill { display: flex; align-items: center; gap: 9px; padding: 4px 10px 4px 4px; border: 1px solid var(--outline); border-radius: var(--radius-full); cursor: pointer; transition: var(--transition); }
.user-pill:hover { background: var(--surface-elevated); }
.user-pill-name { font-size: 14px; color: var(--text-primary); max-width: 100px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-pill > .badge { display: none; }
.reading-clock { display: flex; align-items: center; gap: 7px; padding: 8px 12px; border-radius: var(--radius-sm); background: var(--surface-variant); color: var(--text-primary); font-size: 12px; white-space: nowrap; font-variant-numeric: tabular-nums; }
.reading-clock[hidden] { display: none; }
.reading-clock-label { color: var(--text-secondary); }
.reading-clock-value { font-weight: 500; }
.reading-clock-icon { display: flex; color: var(--text-secondary); }
.reading-clock .ui-icon { width: 16px; height: 16px; }
.avatar { display: flex; align-items: center; justify-content: center; width: 32px; height: 32px; border-radius: 50%; color: #fff; font-size: 12px; font-weight: 500; flex-shrink: 0; }
.avatar.lg { width: 44px; height: 44px; font-size: 16px; }
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 8px; border-radius: 6px; font-size: 11px; font-weight: 500; }
.badge-admin { background: var(--secondary-light); color: var(--primary); }
.badge-member { background: var(--surface-elevated); color: var(--text-secondary); }
.badge-pending { background: var(--warning-light); color: var(--warning); }
.badge-finished { background: var(--success-light); color: var(--success); }

main.container { padding-top: 36px; padding-bottom: 72px; }
.page-view { display: none; }
.page-view.active { display: block; }
.section-header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; margin-bottom: 24px; }
.section-title { font-size: 26px; line-height: 1.3; font-weight: 500; margin-bottom: 6px; }
.section-subtitle { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }
.card, .current-hero-card, .member-progress-card, .book-card, .reviews-container { background: var(--surface); border: 1px solid var(--outline); border-radius: var(--radius-lg); }
.card { transition: var(--transition); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 40px; padding: 10px 22px; border: 1px solid transparent; border-radius: var(--radius-full); font-size: 14px; line-height: 1.4; font-weight: 500; white-space: nowrap; cursor: pointer; transition: var(--transition); }
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: var(--primary-hover); color: var(--on-primary); box-shadow: var(--shadow-1); }
.btn-secondary { border-color: var(--outline); color: var(--primary); background: transparent; }
.btn-secondary:hover { background: var(--secondary-light); border-color: var(--secondary-light); }
.btn-tonal { background: var(--secondary-light); color: var(--primary); }
.btn-tonal:hover { background: var(--primary-light); }
.btn-success { background: var(--success-light); color: var(--success); }
.btn-success:hover { border-color: var(--success); }
.btn-danger { background: transparent; color: var(--error); }
.btn-danger:hover { background: var(--error-light); }
.btn-sm { min-height: 36px; padding: 8px 16px; font-size: 13px; }
.btn-xs { min-height: 30px; padding: 5px 12px; font-size: 12px; }
.btn .ui-icon { width: 18px; height: 18px; }

.current-hero-card { padding: 32px; margin-bottom: 32px; }
.book-layout { display: grid; grid-template-columns: 172px minmax(0, 1fr); gap: 36px; align-items: start; }
.book-cover { width: 100%; aspect-ratio: 2 / 3; object-fit: cover; border-radius: 6px; background: var(--surface-elevated); box-shadow: var(--shadow-1); }
.book-cover-placeholder { width: 100%; aspect-ratio: 2 / 3; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; padding: 12px; border-radius: 6px; background: var(--surface-elevated); color: var(--text-secondary); text-align: center; font-size: 13px; }
.book-cover-placeholder > .ui-icon, .book-cover-placeholder > span .ui-icon { width: 32px; height: 32px; color: var(--primary); }
.book-cover-placeholder strong { font-weight: 400; }
.book-meta-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.book-meta-top > .score-pill { border: 0; background: transparent; padding: 0 4px; font-size: 12px; }
.book-admin-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; width: 100%; margin-top: 4px; }
.book-admin-actions .btn { min-height: 32px; font-size: 12px; padding: 6px 12px; }
.book-title { font-size: 32px; line-height: 1.2; font-weight: 500; margin-bottom: 8px; overflow-wrap: anywhere; }
.book-author { font-size: 16px; font-weight: 400; color: var(--text-secondary); margin-bottom: 20px; }
.rating-pills { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 20px; }
.score-pill { display: inline-flex; align-items: center; gap: 5px; padding: 5px 10px; border: 1px solid var(--outline); border-radius: var(--radius-sm); font-size: 12px; color: var(--text-secondary); }
.score-pill.goodreads, .score-pill.llm { background: var(--surface-variant); border-color: transparent; color: var(--text-secondary); }
.score-pill .ui-icon { width: 16px; height: 16px; }
.book-desc { max-height: 102px; overflow: hidden; font-size: 14px; line-height: 1.75; color: var(--text-secondary); }
.book-desc.expanded { max-height: none; }
.book-desc-more-btn { display: block; border: 0; padding: 8px 0; background: transparent; color: var(--primary); font-size: 13px; font-weight: 500; cursor: pointer; }
.my-progress-box { background: var(--surface-variant); border-radius: var(--radius-md); padding: 20px; margin-top: 24px; }
.my-progress-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.my-progress-header h4 { font-size: 16px; font-weight: 500; }
.progress-inputs { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; }
.input-group { display: flex; align-items: center; gap: 8px; }
.input-num, .input-text { padding: 10px 12px; border: 1px solid var(--outline); border-radius: var(--radius-sm); background: var(--surface); color: var(--text-primary); }
.input-num { width: 76px; text-align: center; }
.input-text { flex: 1; min-width: 150px; width: 100%; }
.progress-track { width: 100%; height: 5px; background: var(--outline); border-radius: var(--radius-full); overflow: hidden; margin: 12px 0; }
.progress-bar { height: 100%; background: var(--primary); border-radius: inherit; transition: width .3s ease; }
.progress-bar.finished { background: var(--success); }
.members-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 16px; margin-bottom: 32px; }
.member-progress-card { padding: 20px; }
.member-card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.member-info h4 { font-size: 14px; font-weight: 500; }
.member-info p { font-size: 12px; color: var(--text-secondary); margin-top: 3px; }
.member-pct { margin-left: auto; color: var(--primary); font-size: 15px; font-weight: 500; }
.member-note { background: var(--surface-variant); border-radius: 6px; padding: 8px 10px; margin-top: 12px; font-size: 13px; color: var(--text-secondary); }
.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); gap: 20px; }
.book-card { display: flex; flex-direction: column; padding: 24px; }
.book-card-main { display: flex; gap: 18px; margin-bottom: 18px; }
.book-card-cover { width: 64px; height: 96px; aspect-ratio: 2 / 3; object-fit: cover; border-radius: 4px; flex-shrink: 0; background: var(--surface-elevated); }
.book-card-info { flex: 1; min-width: 0; }
.book-card-title { font-size: 17px; line-height: 1.4; font-weight: 500; margin-bottom: 4px; overflow-wrap: anywhere; }
.book-card-author { font-size: 13px; color: var(--text-secondary); margin-bottom: 12px; }
.book-pitch { padding: 12px; margin-bottom: 20px; border-radius: var(--radius-sm); background: var(--surface-variant); font-size: 13px; color: var(--text-secondary); }
.book-card-footer { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-top: auto; padding-top: 16px; border-top: 1px solid var(--outline); }
.vote-btn { display: inline-flex; align-items: center; gap: 7px; padding: 8px 12px; border: 1px solid var(--outline); border-radius: var(--radius-full); background: transparent; color: var(--text-secondary); cursor: pointer; font-size: 13px; font-weight: 500; transition: var(--transition); }
.vote-btn:hover, .vote-btn.voted { background: var(--secondary-light); border-color: transparent; color: var(--primary); }
.vote-btn span { display: inline-flex; }
.vote-btn .ui-icon { width: 16px; height: 16px; }
.voters-avatars { display: flex; align-items: center; }
.voters-avatars .avatar { width: 24px; height: 24px; font-size: 10px; margin-left: -6px; border: 2px solid var(--surface); }
.voters-avatars .avatar:first-child { margin-left: 0; }

.reviews-container { padding: 28px; margin-top: 32px; }
.new-review-form { padding: 20px; margin-bottom: 24px; border-radius: var(--radius-md); background: var(--surface-variant); }
.star-rating { display: inline-flex; gap: 7px; margin-bottom: 16px; font-size: 26px; color: var(--outline-strong); cursor: pointer; }
.star-rating .star:hover, .star-rating .star.active, .review-stars { color: var(--warning); }
.review-item { padding: 20px 0; border-bottom: 1px solid var(--outline); }
.review-item:last-child { border-bottom: 0; }
.review-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.review-author { display: flex; align-items: center; gap: 10px; }
.review-stars { font-size: 16px; white-space: nowrap; }
.review-content { font-size: 14px; line-height: 1.7; color: var(--text-secondary); overflow-wrap: anywhere; white-space: pre-wrap; }
.recommendation-callout { padding: 12px; margin-top: 12px; border-radius: 8px; background: var(--surface-variant); font-size: 13px; color: var(--text-secondary); }
.modal-overlay { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; z-index: 100; padding: 24px; background: rgb(32 33 36 / 40%); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .16s ease, visibility .16s ease; }
.modal-overlay.open { opacity: 1; visibility: visible; pointer-events: auto; }
.modal { width: 100%; max-width: 520px; max-height: 90dvh; overflow-y: auto; padding: 32px; border-radius: 24px; background: var(--surface); box-shadow: var(--shadow-3); }
.modal-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 24px; }
.modal-title { font-size: 23px; font-weight: 400; }
.search-results-list { display: flex; flex-direction: column; gap: 8px; max-height: 260px; overflow-y: auto; margin: 12px 0; }
.search-result-item { display: flex; gap: 12px; padding: 12px; border: 1px solid var(--outline); border-radius: 8px; cursor: pointer; transition: var(--transition); }
.search-result-item:hover { background: var(--secondary-light); border-color: var(--secondary-light); }
.search-result-cover { width: 36px; height: 54px; object-fit: cover; border-radius: 3px; background: var(--surface-elevated); flex-shrink: 0; }
.table-responsive { width: 100%; overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; text-align: left; font-size: 14px; }
.admin-table th { padding: 12px 16px; color: var(--text-secondary); font-size: 12px; font-weight: 500; border-bottom: 1px solid var(--outline); }
.admin-table td { padding: 16px; border-bottom: 1px solid var(--outline); vertical-align: middle; }
.admin-table tr:last-child td { border-bottom: 0; }
.form-group { margin-bottom: 20px; }
.form-label { display: block; margin-bottom: 7px; color: var(--text-secondary); font-size: 13px; font-weight: 500; }
.form-control, .form-textarea { width: 100%; padding: 12px 14px; border: 1px solid var(--outline-strong); border-radius: 6px; background: var(--surface); color: var(--text-primary); transition: var(--transition); }
.form-textarea { resize: vertical; min-height: 96px; }
.form-control:focus, .form-textarea:focus, .input-num:focus, .input-text:focus { outline: 2px solid var(--primary); outline-offset: -1px; border-color: var(--primary); }
::placeholder { color: var(--text-tertiary); opacity: 1; }
.form-hint { margin-bottom: 16px; font-size: 13px; color: var(--text-secondary); }
.empty-state { padding: 56px 24px; border: 1px solid var(--outline); border-radius: 16px; background: var(--surface); text-align: center; }
.empty-state h3 { font-weight: 400; }
.empty-icon { display: flex; align-items: center; justify-content: center; width: 56px; height: 56px; margin: 0 auto 20px; border-radius: 16px; background: var(--secondary-light); color: var(--primary); }
.empty-icon .ui-icon { width: 28px; height: 28px; }
.welcome-card { padding: 72px 28px; text-align: center; }
.welcome-card .brand-monogram { width: 56px; height: 56px; font-size: 16px; margin: 0 auto 24px; border-radius: 16px; }
.welcome-card h2 { max-width: 580px; margin: 0 auto 16px; font-size: clamp(28px, 4vw, 40px); line-height: 1.2; font-weight: 400; }
.welcome-card p { max-width: 440px; margin: 0 auto 28px; font-size: 16px; }
.toast-container { position: fixed; bottom: max(24px, env(safe-area-inset-bottom)); right: 24px; z-index: 200; display: flex; flex-direction: column; gap: 10px; }
.toast { display: flex; align-items: center; gap: 10px; min-width: 240px; max-width: 380px; padding: 14px 18px; border-radius: 6px; background: #303134; color: #fff; box-shadow: var(--shadow-2); font-size: 14px; }
.toast-success > span:first-child { color: #81c995; }
.toast-error > span:first-child { color: #f2b8b5; }
.auth-tab { flex: 1; min-height: 40px; padding: 10px; border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--text-secondary); cursor: pointer; font-size: 14px; font-weight: 500; }
.auth-tab.active { background: var(--surface); color: var(--primary); box-shadow: var(--shadow-1); }
#pwa-install-bar { display: none; align-items: center; justify-content: space-between; gap: 16px; padding: 10px 24px; background: var(--secondary-light); color: var(--text-primary); font-size: 13px; }
#pwa-install-bar.visible { display: flex; }
#ios-tip-bar { display: none; align-items: center; justify-content: center; gap: 12px; padding: 10px 24px; background: var(--secondary-light); color: var(--text-primary); font-size: 13px; }
.install-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
#stats-cards-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat-number { font-size: 30px; font-weight: 400; color: var(--text-primary); margin-bottom: 4px; }
.text-danger { color: var(--error); }
@media (max-width: 800px) {
  .container { padding-left: 24px; padding-right: 24px; }
  .nav-content { column-gap: 16px; }
  .brand-text h1 { font-size: 16px; }
  .reading-clock-label { display: none; }
  .book-layout { grid-template-columns: 132px minmax(0, 1fr); gap: 24px; }
  .current-hero-card { padding: 24px; }
  .book-title { font-size: 28px; }
}
@media (max-width: 600px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .nav-content { grid-template-columns: minmax(0, 1fr) auto; column-gap: 12px; padding-top: 14px; }
  .brand-monogram { width: 36px; height: 36px; font-size: 11px; }
  .brand { gap: 10px; }
  .brand-text h1 { font-size: 14px; }
  .brand-text p { font-size: 11px; }
  .nav-actions { grid-column: 2; grid-row: 1; gap: 4px; }
  .user-pill { border: 0; padding: 4px; }
  .user-pill-name { display: none; }
  .reading-clock { grid-column: 1 / -1; grid-row: 2; width: fit-content; padding: 5px 0; margin-top: 10px; background: transparent; }
  .reading-clock-label { display: inline; }
  .navbar nav { grid-row: 3; margin-top: 10px; }
  .nav-links { gap: 4px; }
  .nav-link { padding: 8px 12px; font-size: 13px; }
  .nav-link .ui-icon { width: 16px; height: 16px; }
  main.container { padding-top: 24px; padding-bottom: 40px; }
  .section-header { align-items: flex-start; gap: 12px; margin-bottom: 20px; }
  .section-title { font-size: 23px; }
  .review-header { flex-wrap: wrap; }
  .section-subtitle { font-size: 13px; }
  .current-hero-card, .reviews-container { padding: 20px; }
  .book-layout { grid-template-columns: 1fr; gap: 24px; }
  .book-cover-container { width: 112px; }
  .book-title { font-size: 28px; }
  .book-admin-actions { gap: 6px; }
  .book-admin-actions .btn { white-space: normal; text-align: left; }
  .my-progress-box, .new-review-form { padding: 16px; }
  .progress-inputs { gap: 10px; }
  .input-text { flex-basis: 100%; }
  .progress-inputs > .btn { flex: 1; }
  .cards-grid { gap: 16px; }
  .book-card { padding: 20px; }
  .modal-overlay { padding: 12px; }
  .modal { padding: 24px; border-radius: 20px; }
  .modal-title { font-size: 21px; }
  .welcome-card { padding: 48px 20px; }
  #stats-cards-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  #pwa-install-bar { align-items: flex-start; padding: 12px 16px; }
  .toast-container { left: 16px; right: 16px; bottom: max(16px, env(safe-area-inset-bottom)); }
  .toast { max-width: 100%; min-width: 0; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; scroll-behavior: auto !important; }
}

/* Member profiles and club-only photos. */
.avatar { overflow: hidden; }
.avatar.sm { width: 28px; height: 28px; font-size: 11px; }
.avatar.xl { width: 88px; height: 88px; font-size: 26px; }
.avatar-image { width: 100%; height: 100%; object-fit: cover; border-radius: inherit; }
.profile-photo-form { display: flex; gap: 20px; align-items: flex-start; padding-bottom: 24px; margin-bottom: 20px; border-bottom: 1px solid var(--outline); }
.profile-photo-controls { flex: 1; min-width: 0; }
.profile-photo-controls .form-control { padding: 8px; font-size: 12px; }
.profile-photo-controls .form-hint { margin: 8px 0; font-size: 12px; }
.profile-photo-actions { display: flex; flex-wrap: wrap; gap: 6px; }
#btn-view-own-profile { margin-bottom: 24px; }
.member-directory-card { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.member-directory-card .member-card-header { width: 100%; margin: 0; }
.member-directory-card .badge { margin-left: auto; }
.member-directory-card .btn { margin-top: auto; }
.member-bio, .profile-bio { color: var(--text-secondary); font-size: 14px; white-space: pre-wrap; overflow-wrap: anywhere; }
.member-profile-header { display: flex; align-items: center; gap: 20px; margin-bottom: 24px; }
.member-profile-header h3 { font-size: 22px; overflow-wrap: anywhere; }
.profile-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 24px 0; padding: 20px; background: var(--surface-variant); border-radius: var(--radius-md); }
.profile-stats div { display: flex; flex-direction: column; gap: 4px; }
.profile-stats strong { font-size: 28px; font-weight: 400; }
.profile-stats span { color: var(--text-secondary); font-size: 13px; }
.profile-reviews-title { margin: 28px 0 12px; font-size: 16px; }
@media (max-width: 600px) {
  .profile-photo-form { flex-direction: column; }
  .profile-photo-controls { width: 100%; }
  .member-profile-header { gap: 14px; }
}

/* Form feedback stays next to the input and is announced by screen readers. */
.field-error { display: block; color: var(--danger, #c5221f); font-size: .8rem; margin-top: .3rem; flex-basis: 100%; }
[aria-invalid="true"] { border-color: var(--danger, #c5221f) !important; }
.form-feedback { margin: .6rem 0 0; font-size: .85rem; flex-basis: 100%; }
.form-feedback:empty, .field-error:empty { display: none; }
.form-feedback[data-kind="error"] { color: var(--danger, #c5221f); }
.form-feedback[data-kind="success"] { color: var(--success, #188038); }
.personal-pages .form-control { max-width: 12rem; }
.personal-pages .form-hint { margin-top: .35rem; }
.input-group:has(.field-error) { flex-wrap: wrap; }
.live-status { font-size: .75rem; color: var(--text-secondary); text-align: center; padding: .3rem; }

.live-status:empty { display: none; }

/* Keep authenticated views out of the public landing, including on first paint. */
[hidden] { display: none !important; }
#logged-out-welcome { display: none; }
.auth-locked #logged-out-welcome { display: block; }
.auth-locked .page-view, .auth-locked .navbar nav,
.auth-locked #reading-clock, .auth-locked #user-menu-btn,
.auth-locked #pwa-install-bar, .auth-locked #ios-tip-bar { display: none !important; }
.auth-locked #btn-open-auth { display: inline-flex !important; }
.auth-locked .nav-content { grid-template-columns: minmax(0, 1fr) auto; padding-bottom: 18px; }
.auth-locked .nav-actions { grid-column: 2; }
.auth-locked .brand-text p { display: none; }

.push-settings { padding: 24px; margin-bottom: 24px; }
.push-settings h3 { margin-bottom: 8px; font-size: 18px; }
.notification-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.notification-item { border: 1px solid var(--outline); border-radius: var(--radius-md); background: var(--surface); margin-bottom: 10px; }
.notification-item.unread { background: var(--secondary-light); }
.notification-open { display: flex; flex-direction: column; align-items: stretch; gap: 6px; padding: 18px; width: 100%; border: 0; border-radius: inherit; color: var(--text-primary); background: transparent; cursor: pointer; text-align: left; }
.notification-heading { display: flex; align-items: center; gap: 10px; font-weight: 500; }
.notification-body { font-size: 14px; }
.notification-open time { color: var(--text-secondary); font-size: 12px; }
.unread-dot { display: inline-block; flex-shrink: 0; width: 8px; height: 8px; border-radius: 50%; background: var(--primary); }
.form-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }

/* Allow the contents of grids and flex rows to shrink to a phone's viewport. */
html, body { min-width: 0; width: 100%; }
main, section, form, .nav-content > *, .book-layout > *, .cards-grid > *,
.members-grid > *, .book-card-main > *, .member-card-header > *,
.review-header > *, .review-author > *, .my-progress-header > *,
.member-profile-header > *, .form-columns > *, .profile-stats > * { min-width: 0; }
.navbar nav, .table-responsive { min-width: 0; max-width: 100%; overscroll-behavior-x: contain; }
.brand-text, .section-title, .section-subtitle, .book-author, .book-desc,
.book-card-author, .book-pitch, .member-info, .member-note, .review-author,
.recommendation-callout, .notification-open, .form-hint, .form-feedback,
.field-error, .toast, .modal-title, .score-pill { overflow-wrap: anywhere; }
.btn { max-width: 100%; white-space: normal; text-align: center; }
.icon-btn { flex-shrink: 0; }
.score-pill { max-width: 100%; min-width: 0; }
.reading-clock { max-width: 100%; flex-wrap: wrap; white-space: normal; }
.reading-clock-value { overflow-wrap: anywhere; }
.input-group { min-width: 0; max-width: 100%; flex-wrap: wrap; }
.input-group > span { overflow-wrap: anywhere; min-width: 0; }
.input-num { flex-shrink: 0; }
.input-text { min-width: 0; max-width: 100%; }
.form-control, .form-textarea, .input-num, .input-text { min-width: 0; max-width: 100%; }
.member-pct { flex-shrink: 0; max-width: 6rem; text-align: right; overflow-wrap: anywhere; }
.voters-avatars { max-width: 100%; flex-wrap: wrap; }
.admin-table { min-width: 620px; }
.modal-overlay { padding-top: max(12px, env(safe-area-inset-top)); padding-bottom: max(12px, env(safe-area-inset-bottom)); }
.modal { min-width: 0; max-height: calc(100dvh - max(24px, env(safe-area-inset-top)) - max(24px, env(safe-area-inset-bottom))); overscroll-behavior-y: contain; }
#pwa-install-bar, #ios-tip-bar { flex-wrap: wrap; }
#pwa-install-bar > span, #ios-tip-bar > span { min-width: 0; overflow-wrap: anywhere; flex: 1 1 160px; }
@media (max-width: 800px) {
  .container { padding-left: max(24px, env(safe-area-inset-left)); padding-right: max(24px, env(safe-area-inset-right)); }
  .nav-content { grid-template-columns: minmax(0, 1fr) auto; }
  .nav-actions { grid-column: 2; }
  .reading-clock { grid-column: 1 / -1; grid-row: 2; width: fit-content; margin-top: 8px; }
  .navbar nav { grid-row: 3; }
}
@media (max-width: 600px) {
  .container { padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); }
  .nav-content { padding-top: max(14px, env(safe-area-inset-top)); }
  main.container { padding-bottom: max(32px, env(safe-area-inset-bottom)); }
  .form-control, .form-textarea, .input-num, .input-text, select { font-size: 16px; }
  .profile-photo-controls .form-control { font-size: 16px; }
  .form-columns { grid-template-columns: minmax(0, 1fr); }
  .push-settings { padding: 18px; }
  .modal { padding: 20px; }
  .notification-actions > .btn { flex: 1 1 180px; }
  .member-card-header { flex-wrap: wrap; }
  .member-info { flex: 1; }
  .member-profile-header { flex-wrap: wrap; }
  .profile-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; padding: 16px; }
  .book-card-footer > *, .review-header > div { min-width: 0; max-width: 100%; }
  .book-card-footer .btn, .book-card-footer .vote-btn { white-space: normal; }
  .progress-inputs > .btn { flex: 1 1 100px; }
  .my-progress-header { flex-wrap: wrap; }
  #my-pct-label { font-size: 1rem !important; }
}
@media (max-width: 360px) {
  .brand-text p { display: none; }
  .current-hero-card, .reviews-container, .book-card, .member-progress-card { padding: 16px; }
  .my-progress-box, .new-review-form { padding: 12px; }
  .modal { padding: 16px; }
  .book-title { font-size: 25px; }
  .star-rating { gap: 4px; font-size: 24px; }
}
.modal-header > *, .search-result-item > * { min-width: 0; }
.modal p, .modal h3, .modal h4, .search-result-item { overflow-wrap: anywhere; }
@media (max-width: 600px) {
  .admin-role-select { font-size: 16px !important; max-width: 100%; }
  input[type='datetime-local'], input[type='date'] { min-inline-size: 0; }
}
.login-persistence-note { margin-bottom: 16px; color: var(--text-secondary); font-size: 13px; overflow-wrap: anywhere; }

/* A single login action in the app bar; no second welcome banner. */
.login-required-note { max-width: 440px; margin: 40px auto; text-align: center; }

/* Native file controls size themselves to the filename in some browsers.
   Keep the real input accessible and show the filename in a bounded text cell. */
.profile-photo-form { display: grid; grid-template-columns: 88px minmax(0, 1fr); }
.profile-photo-form > .form-feedback { grid-column: 1 / -1; }
.file-picker { position: relative; display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: center; gap: 10px; width: 100%; min-width: 0; }
.file-picker-input { position: absolute; width: 1px; height: 1px; padding: 0; border: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.file-picker-input:focus-visible + .file-picker-trigger { outline: 3px solid var(--primary); outline-offset: 3px; }
.file-picker-input[aria-invalid='true'] + .file-picker-trigger { border-color: var(--error); }
.file-picker-trigger { cursor: pointer; }
.file-picker-filename { display: block; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-secondary); font-size: 13px; }
.member-info { flex: 1 1 0%; min-width: 0; }
.member-info h4, .member-info p { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.member-directory-card .member-card-header > .badge { flex-shrink: 0; }
.search-result-item > div:last-child { flex: 1; min-width: 0; }
.review-header > strong { overflow-wrap: anywhere; }
@media (max-width: 600px) {
  .profile-photo-form { grid-template-columns: minmax(0, 1fr); }
}

.bootstrap-settings { margin: 16px 0; color: var(--text-secondary); }
.bootstrap-settings summary { cursor: pointer; margin-bottom: 10px; }
[data-cover-retry] { cursor: pointer; }
[data-cover-retry]:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; }