:root{font-family:Segoe UI,system-ui,sans-serif;color:#263b36;background:#f6f5f0;line-height:1.55;--accent:#28594d;--muted:#6c7973;--line:#dedfd6}
*{box-sizing:border-box}body{margin:0}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
.bar{display:flex;justify-content:space-between;align-items:center;max-width:1060px;margin:auto;padding:24px 40px;border-bottom:1px solid var(--line)}
.brand{font-weight:700;font-size:19px}.bar nav{display:flex;gap:28px}.bar nav a{color:var(--muted);padding:5px 0}.bar nav .active{color:var(--accent);border-bottom:2px solid var(--accent)}
main{max-width:900px;margin:52px auto;padding:0 32px}h1{font-family:Georgia,serif;font-size:clamp(32px,5vw,46px);font-weight:400;line-height:1.15;margin:8px 0 20px}
h2{font-size:20px;margin:0 0 18px}.eyebrow{font-size:11px;font-weight:700;letter-spacing:.13em;color:var(--accent);margin:0}.intro{color:var(--muted);font-size:17px;margin-bottom:30px;max-width:650px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px}.upload{margin-bottom:18px}label{display:block;font-weight:600;margin-bottom:10px}
input[type=file]{display:block;width:100%;padding:18px;border:1px dashed #adbfb7;border-radius:8px;background:#fafbf8;color:var(--muted)}
input::file-selector-button{border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--accent);padding:9px 12px;margin-right:14px;cursor:pointer}
.hint{font-size:13px;color:var(--muted)}.actions{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-top:25px}.voice{font-size:13px;background:#eef3ed;color:var(--accent);padding:7px 12px;border-radius:20px}
button{font:inherit;border:0;border-radius:8px;padding:11px 18px;background:var(--accent);color:#fff;cursor:pointer}button:hover:not(:disabled){background:#1f453c}button:disabled{opacity:.45;cursor:default}
button.secondary{background:#eaf0e9;color:var(--accent);padding:8px 13px;font-size:13px}button.secondary:hover:not(:disabled){background:#dce7dc}
.notice{font-size:14px;min-height:24px;margin:16px 0 24px}.notice.error{color:#9b3434}.section-heading{display:flex;justify-content:space-between;align-items:baseline;margin-top:34px;gap:20px}.section-heading a{font-size:14px}
.books{display:grid;gap:16px}.book-card h3{font-family:Georgia,serif;font-weight:400;font-size:24px;margin:0 0 8px}.book-actions{display:flex;gap:18px;align-items:center;margin-top:18px;font-size:14px}
progress{display:block;width:100%;height:7px;margin:16px 0 8px;accent-color:var(--accent)}.book-progress{font-size:13px;color:var(--muted)}.empty{padding:30px;border:1px dashed var(--line);border-radius:10px;color:var(--muted)}
select{width:100%;font:inherit;border:1px solid var(--line);border-radius:8px;background:#fff;padding:12px;margin-bottom:24px;color:inherit}.player-card h2{font-family:Georgia,serif;font-size:28px;font-weight:400;margin-top:8px}.player-card audio{width:100%;margin-top:4px}
.chapters{list-style:none;padding:0;border-top:1px solid var(--line)}.chapters li{display:flex;align-items:center;justify-content:space-between;gap:18px;border-bottom:1px solid var(--line);padding:15px 0}.chapter-name{font-weight:600}.chapter-status{font-size:12px;color:var(--muted)}.chapter-actions{display:flex;align-items:center;gap:16px}.chapter-actions a{font-size:12px}
footer{max-width:900px;margin:40px auto;padding:24px 32px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}:focus-visible{outline:3px solid #c9ae72;outline-offset:3px}
@media(max-width:600px){.bar{padding:18px 20px}.bar nav{gap:18px}main{margin:34px auto;padding:0 20px}.card{padding:20px}.actions{align-items:stretch;flex-direction:column}.voice{align-self:start}.section-heading{align-items:start;flex-direction:column;gap:0}.chapters li{align-items:start;flex-direction:column;gap:10px}footer{padding:20px}}
.reading{margin-top:24px}.reading[hidden]{display:none}.reading-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:13px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:22px}
.page-text{font-family:Georgia,serif;font-size:18px;line-height:1.75;white-space:pre-line;min-height:300px}.reading .hint{border-top:1px solid var(--line);padding-top:16px;margin-top:24px}
.book-author{font-size:14px;color:var(--muted);margin:6px 0 14px}.book-author:empty{display:none}