:root{--paper:#f1e8d6;--paper-deep:#e9ddc8;--ink:#292724;--muted:#82796d;--line:#d9cdb9;--accent:#b65c50;--white:#faf6ee;--shadow:0 14px 40px rgba(61,48,31,.08);font-family:"DM Sans",system-ui,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--paper);color:var(--ink)}button,input,select{font:inherit}button{cursor:pointer;color:inherit}.app-shell{width:min(100%,560px);min-height:100dvh;margin:0 auto;padding:env(safe-area-inset-top) 20px calc(22px + env(safe-area-inset-bottom));display:flex;flex-direction:column}.topbar{height:70px;display:flex;align-items:center;border-bottom:1px solid var(--line);gap:11px}.brand-mark{width:35px;height:35px;border-radius:12px;background:var(--ink);color:var(--paper);display:grid;place-items:center;font-family:Georgia,serif;font-size:23px}.brand-copy{display:flex;flex-direction:column;gap:1px;flex:1}.brand-copy strong{font-size:15px;letter-spacing:.02em}.brand-copy span{font-size:10px;color:var(--muted);letter-spacing:.06em}.icon-button{border:0;background:transparent;border-radius:12px;min-width:42px;height:42px;font-size:19px;color:var(--ink)}.icon-button:active,.back-button:active{background:var(--paper-deep)}.view{padding-top:31px}.page-heading{margin-bottom:25px}.eyebrow{font-size:9px;letter-spacing:.16em;font-weight:700;color:var(--muted);margin:0 0 9px}.page-heading h1{font-family:"Literata",Georgia,serif;font-size:35px;font-weight:400;margin:0 0 4px;letter-spacing:-.04em}.subheading{font-size:13px;color:var(--muted);margin:0}.import-card{display:flex;align-items:center;gap:13px;padding:17px;border:1px dashed #bba991;border-radius:17px;background:rgba(255,255,255,.24);cursor:pointer;transition:.15s}.import-card:active{transform:scale(.99);background:rgba(255,255,255,.5)}.import-symbol{width:38px;height:38px;border-radius:12px;background:var(--ink);color:var(--paper);display:grid;place-items:center;font-size:24px;font-weight:300}.import-card strong,.import-card small{display:block}.import-card strong{font-size:13px}.import-card small{font-size:11px;color:var(--muted);margin-top:3px}.import-arrow{margin-left:auto;color:var(--muted);font-size:19px}.section-row{display:flex;align-items:center;justify-content:space-between;margin:31px 0 13px}.section-row h2{font-family:"Literata",Georgia,serif;font-size:20px;font-weight:400;margin:0}.muted,.footnote{font-size:11px;color:var(--muted)}.book-list{display:flex;flex-direction:column;gap:10px}.book-card{display:flex;align-items:center;gap:13px;padding:13px;border-radius:15px;background:rgba(255,255,255,.42);border:1px solid rgba(217,205,185,.8);box-shadow:0 4px 14px rgba(61,48,31,.025)}.book-cover{width:49px;height:65px;border-radius:5px;background:var(--ink);color:var(--paper);display:grid;place-items:center;font-family:"Literata",Georgia,serif;font-size:22px;flex:none;box-shadow:3px 3px 0 var(--paper-deep)}.book-info{min-width:0;flex:1}.book-info strong{display:block;font-family:"Literata",Georgia,serif;font-weight:500;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.book-info small{display:block;color:var(--muted);font-size:10px;margin-top:4px}.progress-track{height:3px;background:var(--paper-deep);border-radius:9px;margin-top:9px;overflow:hidden}.progress-fill{height:100%;background:var(--accent)}.book-open{border:0;background:transparent;color:var(--muted);font-size:22px;padding:8px}.empty-state{text-align:center;padding:37px 10px;color:var(--muted)}.empty-book{width:49px;height:60px;border:1px solid var(--line);border-radius:5px;margin:0 auto 13px;display:grid;place-items:center;font-size:25px;color:var(--accent)}.empty-state strong{display:block;color:var(--ink);font-family:"Literata",Georgia,serif;font-size:16px;font-weight:400}.empty-state p{font-size:12px;margin:5px 0}.footnote{text-align:center;margin-top:28px;line-height:1.5}.reader-view{padding-top:12px;display:flex;flex-direction:column;flex:1}.reader-heading{display:flex;align-items:center;gap:9px;min-height:47px}.back-button{border:0;background:transparent;padding:8px 5px 8px 0;border-radius:10px;font-size:13px;color:var(--muted)}.reader-book-title{flex:1;text-align:center;font-family:"Literata",Georgia,serif;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chapter-row{display:flex;align-items:center;gap:12px;padding:14px 0 17px;border-bottom:1px solid var(--line)}.chapter-row label{font-size:9px;letter-spacing:.13em;color:var(--muted);font-weight:700}.chapter-row select{flex:1;border:0;background:transparent;color:var(--ink);font-size:12px;outline:none;min-width:0}.reading-stage{margin:22px 0 17px;background:var(--white);border:1px solid rgba(217,205,185,.9);border-radius:20px;min-height:clamp(220px,34vh,310px);padding:17px 13px 14px;display:flex;flex-direction:column;box-shadow:var(--shadow)}.stage-topline,.stage-bottomline{display:flex;justify-content:space-between;font-size:9px;letter-spacing:.1em;color:#9a8f80}.word-window{display:flex;align-items:center;justify-content:center;flex:1;min-height:120px;white-space:pre;font-family:"Literata",Georgia,serif;font-size:clamp(26px,7vw,38px);font-weight:400;line-height:1.2;overflow:hidden}.word-part{flex:1;min-width:0;overflow:hidden}.word-part:first-child{text-align:right}.word-part:last-child{text-align:left}.focus-letter{color:var(--accent);font-weight:500;flex:none;min-width:.56em;text-align:center}.paused-hint{text-align:center;font-size:10px;color:#a49a8d;min-height:15px;margin-bottom:12px}.stage-bottomline{letter-spacing:0;text-transform:none}.transport{display:flex;align-items:center;justify-content:center;gap:25px;margin:4px 0 22px}.round-control,.play-control{border:0;display:grid;place-items:center;border-radius:50%}.round-control{width:43px;height:43px;background:var(--paper-deep);font-size:11px;color:#655d53}.play-control{width:65px;height:65px;background:var(--ink);color:var(--paper);font-size:23px;padding-left:5px;box-shadow:0 7px 17px rgba(41,39,36,.16)}.speed-panel{padding:16px 16px 12px;background:rgba(255,255,255,.35);border-radius:15px}.speed-label{display:flex;justify-content:space-between;align-items:center}.speed-label>span{font-size:9px;letter-spacing:.13em;color:var(--muted);font-weight:700}.speed-label strong{font-size:18px;font-weight:600}.speed-label small{font-size:9px;color:var(--muted);font-weight:500}input[type=range]{width:100%;margin:17px 0 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small{display:block}.setting-line strong{font-size:12px}.setting-line small{font-size:10px;color:var(--muted);margin-top:4px}.setting-line input{accent-color:var(--accent);width:19px;height:19px}.dialog-note{font-size:10px;color:var(--muted);line-height:1.5}.primary-button{border:0;background:var(--ink);color:var(--paper);border-radius:12px;padding:12px 18px;font-size:12px;font-weight:600}.dialog-done{width:100%;margin-top:7px}.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom));transform:translate(-50%,20px);background:var(--ink);color:var(--paper);padding:11px 16px;border-radius:30px;font-size:11px;opacity:0;pointer-events:none;transition:.2s;max-width:calc(100% - 30px);text-align:center;z-index:5}.toast.show{opacity:1;transform:translate(-50%,0)}[hidden]{display:none!important}.dark-theme{--paper:#242321;--paper-deep:#37342f;--ink:#f0e9dc;--muted:#aaa093;--line:#48443d;--white:#302e2a;--accent:#dc8b7d;--shadow:0 14px 40px rgba(0,0,0,.16)}.dark-theme .import-card,.dark-theme .book-card,.dark-theme .speed-panel{background:rgba(255,255,255,.04)}.dark-theme .book-cover,.dark-theme .brand-mark,.dark-theme .play-control{background:#e9dfce;color:#292724}.dark-theme .focus-letter{color:var(--accent)}@media(min-width:500px){.app-shell{padding-left:28px;padding-right:28px}.reading-stage{min-height:300px}}