.kb-read{box-sizing:border-box;display:flex;flex-direction:column;min-height:100dvh;padding:64px 16px 12px;background:#f6efe4;color:#2a2140;touch-action:pan-y}@media (prefers-color-scheme: dark){.kb-read{background:#1c1630;color:#f4efe6}}.kb-read.is-fill{position:fixed;z-index:15;top:0;right:0;bottom:0;left:0;min-height:0;height:100%}.kb-stage{flex:1;display:grid;place-items:center;min-height:0;perspective:1400px}.kb-book{display:grid;grid-template-columns:1.15fr 1fr;width:min(100%,calc((100dvh - 150px)*1.6));aspect-ratio:16 / 10;background:#fffaf0;color:#2a2140;border-radius:12px;overflow:hidden;box-shadow:0 24px 50px #14102847}.kb-book img{width:100%;height:100%;object-fit:cover;pointer-events:none}.kb-page{display:flex;flex-direction:column;min-height:0;min-width:0;padding:4.5% 6% 5%}.kb-time{margin:0 0 .4em;font-size:clamp(12px,1.3vw,15px);font-weight:700;letter-spacing:.04em;text-transform:uppercase;opacity:.62}.kb-words{overflow:hidden;font-size:clamp(14px,1.45vw,20px);line-height:1.32}.kb-words p{margin:0 0 .55em}.kb-say{font-weight:750}.kb-em{font-style:italic}.kb-read.is-one .kb-book{grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr);width:min(100%,560px);height:calc(100dvh - 150px);aspect-ratio:auto}.kb-read.is-one .kb-book img{width:100%;height:auto;max-height:none;aspect-ratio:16 / 10;object-fit:cover}.kb-read.is-one .kb-words{font-size:clamp(16px,4.2vw,22px);line-height:1.34}@media (max-width: 520px){.kb-read.is-one .kb-page{padding:8px 14px 6px}.kb-read.is-one .kb-time{margin-bottom:.15em}.kb-read.is-one .kb-words{font-size:15px;line-height:1.26}.kb-read.is-one .kb-words p{margin-bottom:.32em}}.kb-read.is-tilt .kb-book{transform:rotateX(18deg);transform-origin:50% 85%}.kb-read.is-turn .kb-book{animation:kb-turn .32s ease}.kb-read.is-fade .kb-book{opacity:.35}@keyframes kb-turn{0%{transform:rotateY(0)}45%{transform:rotateY(-16deg)}to{transform:rotateY(0)}}.kb-read.is-tilt.is-turn .kb-book{animation-name:kb-turn-tilt}@keyframes kb-turn-tilt{0%{transform:rotateX(18deg) rotateY(0)}45%{transform:rotateX(18deg) rotateY(-16deg)}to{transform:rotateX(18deg) rotateY(0)}}@media (prefers-reduced-motion: reduce){.kb-read.is-tilt .kb-book,.kb-read.is-tilt.is-turn .kb-book{transform:none;animation:none}.kb-read.is-turn .kb-book{animation:none}}.kb-bar{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;align-items:center;padding:12px 0 4px}.kb-bar button{min-width:44px;min-height:44px;padding:0 14px;border:0;border-radius:12px;background:#fffaf0;color:#2a2140;font-weight:750;font-size:calc(18px * var(--text-scale, 1))}.kb-bar button:disabled{opacity:.4}.kb-count{min-width:72px;text-align:center;font-variant-numeric:tabular-nums;font-weight:700}.kb-voice{display:flex;gap:8px}.kb-bar .kb-read-key{display:inline-flex;align-items:center;gap:8px}.kb-bar .kb-read-key[aria-pressed=true]{background:#2f7d4f;color:#fff}.kb-bar .kb-pause-key{display:inline-flex;align-items:center;justify-content:center;width:44px;padding:0}.kb-read.is-one .kb-voice{position:absolute;z-index:2;top:max(14px,var(--sa-top, 0px));left:max(16px,var(--sa-left, 0px))}.kb-read.is-one .kb-voice button{box-shadow:0 2px 8px #1410282e}.kb-read.is-short{flex-direction:row;align-items:stretch;padding:8px 80px 8px 8px}.kb-read.is-short .kb-book{width:min(100%,calc((100dvh - 16px)*1.6))}.kb-read.is-short .kb-words{font-size:clamp(12px,1.7vh,16px);line-height:1.25}.kb-read.is-short .kb-bar{position:absolute;right:8px;top:8px;bottom:8px;width:68px;flex-direction:column;flex-wrap:nowrap;padding:0}.kb-read.is-short .kb-bar button{width:64px;padding:6px 4px;font-size:calc(13px * var(--text-scale, 1))}.kb-read.is-short .kb-voice{flex-direction:column}.kb-read.is-short .kb-bar .kb-read-key{flex-direction:column;gap:2px;line-height:1.1}.kb-read.is-short .kb-bar .kb-pause-key{width:64px}.kb-read.is-short .kb-count{min-width:0;font-size:calc(12px * var(--text-scale, 1))}