/* Mobile beta: readable book shelves, direct age filters and a dedicated reader.
   Palette and type inherit DESIGN.md through styles.css and redesign.css. */
.age-pill{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding-inline:14px;font-weight:600;cursor:pointer}.age-pill .icon{width:16px;height:16px}
.age-segments{display:flex;gap:6px;margin-top:18px;padding:5px;border-radius:17px;background:var(--lavender);width:fit-content}
.age-segment{padding:10px 17px;min-height:44px;border-radius:12px;color:var(--primary-dark);font-size:13px;font-weight:600;white-space:nowrap}.age-segment.active{background:var(--surface);box-shadow:0 2px 6px #30283e0a}.age-segment:hover{background:var(--surface)}
.age-options{display:grid;gap:12px;margin-top:22px}.age-option{display:grid;grid-template-columns:46px 1fr 24px;gap:4px 13px;text-align:left;border:1px solid var(--border);border-radius:18px;padding:16px;align-items:center}.age-option>span{grid-row:span 2;width:46px;height:46px;background:var(--lavender);border-radius:15px;display:grid;place-items:center;color:var(--primary)}.age-option>small{font-size:13px;color:var(--muted)}.age-option>.icon{grid-column:3;grid-row:1 / span 2}.age-option.active{border-color:var(--primary);background:var(--lavender)}
.story-preview>img{width:100%;aspect-ratio:1.7;object-fit:cover;border-radius:18px;display:block;margin-bottom:20px}.detail-tags{display:flex;gap:8px;margin-bottom:16px}.detail-note{display:flex;gap:12px;align-items:center;margin:20px 0;padding:16px;background:var(--lavender);border-radius:15px;color:var(--primary-dark)}.detail-note>.icon{width:26px;height:26px;flex-shrink:0}.detail-note strong,.detail-note small{display:block}.detail-note strong{font-size:14px}.detail-note small{font-size:12px;margin-top:5px}.detail-actions{display:grid;gap:10px}.detail-footnote{text-align:center;line-height:1.6;margin-top:16px!important;font-size:12px!important}
.reader-intro{color:var(--muted);font-size:13px;margin-top:12px}.reading-controls{display:grid;grid-template-columns:1fr 1.7fr;gap:12px;margin-top:24px}.reading-controls .btn{font-size:14px}.reading-tools{display:grid;grid-template-columns:repeat(3,1fr);margin-top:16px;border-top:1px solid var(--border);padding-top:10px}.reading-tools .player-tool small{font-size:12px}.reader-screen .story-text{font-size:21px;line-height:1.85;color:var(--ink)}.reader-screen .player-text-block{padding:22px}.reader-screen .narrator-line{display:none}
button:active:not(:disabled){transform:translateY(1px)}button:disabled{cursor:default;opacity:.42}button:focus-visible,input:focus-visible{outline:3px solid var(--focus);outline-offset:4px}
@media(max-width:760px){
 body{font-family:-apple-system,BlinkMacSystemFont,"Avenir Next","Trebuchet MS",sans-serif;-webkit-text-size-adjust:100%}
 .shell{padding:calc(20px + env(safe-area-inset-top)) max(22px,env(safe-area-inset-right)) calc(108px + env(safe-area-inset-bottom)) max(22px,env(safe-area-inset-left));max-width:none}
 .topbar{margin-bottom:28px}.mobile-brand{font-size:20px;gap:10px}.mobile-brand small{display:none}.mobile-brand .brand-mark{width:43px;height:43px;border-radius:15px}.top-right>.icon-button{width:46px;height:46px;border-radius:50%;background:var(--surface)}
 .greeting{margin-bottom:24px}.eyebrow{font-size:10px;letter-spacing:1.3px;margin-bottom:10px}.greeting h1,h1{font-size:30px;line-height:1.15;letter-spacing:-1px;max-width:310px}.subtitle{font-size:15px;line-height:1.6;max-width:none;margin-top:11px}.quota{margin-top:17px;padding:9px 12px;font-size:12px;border-radius:12px;background:transparent;border-color:var(--border)}.quota i{width:7px;height:7px}
 .feature-grid{gap:16px}.hero-v2{display:flex;flex-direction:column;min-height:0;border:0;border-radius:26px;background:var(--hero-surface);overflow:hidden}.hero-v2:after{display:none}.hero-v2 .hero-art{position:relative;inset:auto;width:100%;height:auto;aspect-ratio:1.55;object-fit:cover;object-position:center 60%;order:0;display:block}.hero-v2 .hero-copy{max-width:none;width:100%;padding:21px 23px 23px;order:1}.hero-v2 .hero-tag{font-size:9px;letter-spacing:1px;margin-bottom:10px}.hero-v2 h2{font-size:30px;line-height:1.14;max-width:none;letter-spacing:-.8px}.hero-v2 p{font-size:14px;line-height:1.6;max-width:none;margin:10px 0}.hero-meta{font-size:12px;margin:14px 0 18px;gap:15px}.hero-meta .icon{width:15px;height:15px}.hero-v2 .btn{display:flex;justify-content:space-between;width:100%;min-height:50px;padding:14px 18px;font-size:14px;border-radius:15px}
 .bedtime-feature{min-height:126px;border-radius:22px}.bedtime-label{font-size:9px;top:19px;left:21px}.bedtime-copy{left:21px;bottom:21px}.bedtime-copy strong{font-size:24px;line-height:1.2;max-width:240px}.bedtime-copy strong br{display:block}
 .section{margin-top:31px}.section-head{gap:12px;margin-bottom:18px;align-items:center}.section-head h2{font-size:23px;line-height:1.2}.section-kicker{font-size:9px;letter-spacing:1.2px}.text-link{font-size:12px;min-height:44px}.section-head .text-link{max-width:90px;white-space:normal;line-height:1.4;text-align:right}.section-head .text-link .icon{display:none}
 .categories{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.category{font-size:12px;min-height:101px;gap:9px;border-radius:18px}.category-art{width:59px;height:59px;border-radius:22px}.category-art .icon{width:29px;height:29px}.age-pill{font-size:12px;flex-shrink:0;padding-inline:10px;gap:6px}
 .story-grid{gap:24px 14px}.cover-button{border-radius:19px;aspect-ratio:4/5}.cover-category{font-size:9px;padding:5px 7px;max-width:calc(100% - 14px);line-height:1.3}.cover-category .icon{display:none}.cover-play{width:34px;height:34px}.story-meta{position:relative;padding-top:12px;display:block;padding-right:0}.story-meta>div{width:100%}.card-eyebrow{font-size:10px;letter-spacing:.6px;padding-right:24px}.story-title{min-height:44px;text-align:left}.story-meta h3{font-size:15px;line-height:1.35;letter-spacing:-.2px}.story-info{font-size:11px;line-height:1.5;margin-top:6px}.story-info>.icon{width:13px;height:13px}.story-meta .favorite{position:absolute;right:-6px;top:2px;min-width:44px;width:44px;min-height:44px;margin:0}.story-meta .favorite>.icon{width:19px;height:19px}
 .together-note{padding-top:23px;margin-top:30px}.together-note h3{font-size:17px}.together-note p{font-size:14px;line-height:1.65}.bottom-note{font-size:12px;line-height:1.6}
 .bottom-nav{padding:7px 16px calc(8px + env(safe-area-inset-bottom));border-top:1px solid var(--border);background:var(--surface);gap:8px;justify-content:space-around}.bottom-nav .nav-item{flex:1;min-width:0;max-width:140px;min-height:58px;padding:8px;font-size:11px;gap:5px;border-radius:17px;background:transparent}.bottom-nav .nav-item.active{background:var(--lavender)}.bottom-nav .nav-item>.icon{width:23px;height:23px}
 .continue-strip{padding:13px;gap:12px;border-radius:20px;margin-bottom:20px}.continue-strip strong{font-size:14px;line-height:1.4}.continue-strip small{font-size:9px}.continue-strip span span{font-size:12px}.continue-strip>img{width:45px;height:57px;border-radius:10px}.continue-play{width:44px;height:44px;flex-shrink:0}
 .search-row{margin-top:24px;gap:9px}.searchbar{border-radius:16px;padding:5px 12px;min-width:0}.searchbar input{font-size:16px;min-width:0;width:100%;min-height:44px}.filter-button{font-size:12px;max-width:93px;min-height:56px;border-radius:16px}.filter-button>small{font-size:10px}.search-clear{min-width:44px;min-height:44px}.age-segments{display:grid;grid-template-columns:repeat(4,1fr);width:100%;gap:2px;margin-top:17px;border-radius:17px}.age-segment{font-size:12px;padding:10px 4px;min-width:0}.explore-categories{gap:6px;margin:8px -22px 24px;padding:14px 22px 18px;scroll-padding-inline:22px}.explore-category{min-width:82px;min-height:97px;font-size:12px;gap:8px;padding:9px 7px}.explore-category>span{width:46px;height:46px}.explore-shelf{margin-top:19px}.library-tabs{gap:5px;overflow-x:auto;padding-bottom:5px}.library-tabs .chip{font-size:12px;padding:10px 12px;min-height:44px;white-space:nowrap;flex-shrink:0}
 dialog{width:calc(100% - 20px);max-width:500px;max-height:calc(100dvh - env(safe-area-inset-top) - 24px);padding:25px;border-radius:27px;margin:auto}.modal-head h2{font-size:24px;line-height:1.2}.modal-head .icon-button{min-width:44px;min-height:44px}.modal-head{align-items:flex-start;gap:10px}dialog p{font-size:15px;line-height:1.7}dialog .btn{font-size:15px;min-height:50px}.story-preview>img{aspect-ratio:1.45;margin-bottom:18px}.detail-tags .tag{font-size:12px}.detail-note{padding:14px}.detail-note small{font-size:12px}.detail-footnote{font-size:12px!important}
 .player-screen{padding-top:calc(12px + env(safe-area-inset-top));padding-bottom:calc(105px + env(safe-area-inset-bottom))}.listening-top{margin-bottom:17px}.listening-top .back{font-size:13px;min-height:44px}.listening-label{font-size:9px}.listening-top>.icon-button{min-width:44px;min-height:44px}.player-layout{gap:20px}.player-art-wrap{width:70%;max-width:270px}.player-cover{max-height:280px;aspect-ratio:1.12;border-radius:23px}.player-copy h1{font-size:27px;max-width:none;line-height:1.2}.player-copy .tag{font-size:11px;padding:6px 10px}.player-copy .favorite{width:44px;height:44px}.player-copy .story-text{font-size:17px;line-height:1.8}.player-text-block.compact-text .story-text{font-size:14px}.narrator-line{font-size:12px;line-height:1.5}.chapter-row,.chapter-row .text-link{font-size:12px}.chapter-row .text-link{min-height:44px}.page-progress{height:28px}.time-row{font-size:11px}.player-tool small{font-size:11px}.session-status{font-size:11px;line-height:1.6}.reader-screen .player-art-wrap{width:100%;max-width:none}.reader-screen .player-cover{width:100%;max-height:none;aspect-ratio:1.65}.reader-screen .player-cover-label{display:none}.reader-screen .story-text{font-size:21px;line-height:1.85}.reader-screen .player-text-block{padding:19px 0;border:0;background:transparent;margin-top:5px}.reader-intro{font-size:13px;line-height:1.5}.reading-controls{margin-top:22px;gap:10px}.reading-controls .btn{font-size:14px;padding:13px 12px;min-height:52px}.reading-tools .player-tool{min-height:64px}.reading-tools .player-tool small{font-size:11px}.night-mode .reading-tools{border-color:var(--night-muted)}.night-mode .reader-intro{color:var(--night-muted)}.night-mode .story-text{color:var(--night-text)}
 .parent-header h1{font-size:30px}.parent-header .btn{font-size:13px;min-height:46px}.parent-grid{gap:18px}.parent-grid .panel{padding:23px;border-radius:23px}.parent-grid .panel h2{font-size:22px}.parent-grid .panel p{font-size:15px;line-height:1.65}.parent-grid .panel small,.parent-grid .small-note{font-size:12px;line-height:1.6}.setting-title{font-size:15px}.chip{min-height:44px;font-size:13px}.parent-links button{min-height:52px;font-size:14px}.mini-player{bottom:calc(86px + env(safe-area-inset-bottom));border-radius:18px;padding:10px 12px}.mini-player .mini-title{font-size:13px}.mini-player .mini-title small{font-size:11px}.mini-player .icon-button{min-width:44px;min-height:44px}.toast{bottom:calc(96px + env(safe-area-inset-bottom));font-size:13px;max-width:calc(100% - 36px)}
}
@media(max-width:360px){.shell{padding-inline:17px}.hero-v2 .hero-copy{padding:19px}.greeting h1,h1{font-size:28px}.section-head h2{font-size:21px}.story-meta h3{font-size:14px}.explore-categories{margin-inline:-17px;padding-inline:17px}.age-segment{font-size:11px}.reading-controls{grid-template-columns:1fr 1.7fr}.reading-controls .btn{font-size:12px}}
@media(prefers-reduced-motion:reduce){button:active:not(:disabled){transform:none}}

@media(max-width:760px){#gate-input{font-size:16px;min-height:52px}.inline-error{font-size:13px;line-height:1.6}}

/* Parent account preview: unavailable registration never creates local fake users. */
.account-entry-head{display:flex;align-items:center;gap:10px;color:var(--primary);margin-bottom:15px}.account-entry-head .section-kicker{margin:0}.account-entry-head .icon{width:23px;height:23px}.account-entry .small-note{display:block;margin-top:12px}
.account-screen-content{max-width:470px;margin:auto;padding-bottom:20px}.account-screen-content>.back{min-height:44px;font-size:13px;margin-bottom:27px}.account-illustration{height:104px;width:104px;border-radius:33px;display:grid;place-items:center;background:var(--lavender);color:var(--primary);position:relative;margin:5px 0 29px}.account-illustration>.icon{width:53px;height:53px}.account-illustration>span{position:absolute;right:-9px;bottom:-5px;display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--peach)}.account-illustration>span>.icon{width:22px;height:22px}.account-screen-content h1{font-size:34px;line-height:1.15;max-width:380px}.account-screen-content .subtitle{line-height:1.7;font-size:15px}.account-preview-note{display:flex;gap:12px;align-items:start;padding:17px;border-radius:17px;background:var(--lavender);margin:24px 0 18px}.account-preview-note>.icon{width:22px;height:22px;flex-shrink:0;color:var(--primary)}.account-preview-note strong{font-size:14px}.account-preview-note p{font-size:13px;line-height:1.65;margin-top:5px;color:var(--muted)}.apple-signin-preview{width:100%;min-height:52px;background:var(--ink);color:var(--surface);font-size:17px;font-weight:600;border-radius:13px;margin-bottom:12px}.account-screen-content>.small-note{display:block;font-size:12px;line-height:1.7}.account-benefits{display:grid;gap:20px;margin:28px 0}.account-benefits>div{display:flex;gap:13px;align-items:start}.account-benefits .icon{width:22px;height:22px;color:var(--primary);flex-shrink:0}.account-benefits strong{font-size:14px;display:block}.account-benefits small{font-size:12px;color:var(--muted);line-height:1.6;display:block;margin-top:5px}
@media(max-width:760px){.account-screen-content h1{font-size:31px}.account-screen-content>.back{margin-bottom:22px}.account-illustration{height:88px;width:88px;border-radius:28px;margin-bottom:25px}.account-illustration>.icon{width:46px;height:46px}.account-screen-content>.btn{min-height:50px;font-size:14px}.account-screen .topbar{display:none}.account-screen{padding-top:calc(15px + env(safe-area-inset-top))}}

/* Approved book-and-star identity. Original supplied artwork remains intact. */
.brand{gap:9px;max-width:100%;align-items:center}.brand-app-icon{display:block;width:46px;height:46px;object-fit:contain;flex-shrink:0;border-radius:12px;mix-blend-mode:multiply}.brand-wordmark{display:flex;align-items:center;width:122px;height:56px;flex-shrink:0}.brand-wordmark>img{display:block;position:static;width:122px;height:auto;max-width:100%;object-fit:contain}
.hero-v2 h2{color:var(--primary-dark)}.hero-v2 .hero-tag{display:inline-flex;align-items:center;gap:6px;border-radius:9px;background:var(--peach);color:var(--gold-ink);padding:7px 9px;line-height:1.3}.hero-v2 .hero-tag>.icon{width:14px;height:14px;color:var(--gold-ink)}.hero-v2:after{background:linear-gradient(90deg,var(--hero-surface),color-mix(in srgb,var(--hero-surface) 92%,transparent) 24%,transparent 70%)}.eyebrow>.icon{color:var(--gold-ink)}.quota i{background:var(--gold);opacity:1}.quota i.used{background:var(--primary);opacity:.22}.account-illustration{background:var(--surface);border-radius:20px;overflow:hidden}.account-illustration>img{width:100%;height:100%;object-fit:contain}.sidebar{background:var(--surface)}.btn:not(.secondary){color:var(--surface)}.continue-play{background:var(--peach);color:var(--primary-dark)}.cover-play{background:var(--peach);color:var(--primary-dark)}.plan-panel{background:var(--lavender)}
@media(max-width:760px){.topbar{margin-bottom:25px;min-height:55px}.mobile-brand{gap:7px;min-width:0}.mobile-brand .brand-app-icon{width:46px;height:46px}.mobile-brand .brand-wordmark{width:122px;height:56px}.hero-v2 .hero-tag{font-size:9px;padding:7px 9px;margin-bottom:12px}.hero-v2 .hero-copy{background:var(--hero-surface)}.hero-v2 .hero-copy .btn{background:var(--primary)}.bottom-nav .nav-item.active{background:var(--lavender);color:var(--primary-dark)}.bottom-nav .nav-item.active>.icon{fill:var(--lavender)}.age-segment.active{color:var(--primary-dark)}.profile .avatar{background:var(--peach);color:var(--gold-ink)}}