:root{color-scheme:light;--ink:#3c3b37;--gold:#a6813e;--line:#d9d2c4;--paper:#fff;--surface:#f5f3ef;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--surface)}
*{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;width:100%;height:100%;overflow:hidden}body{-webkit-font-smoothing:antialiased}button,input,select,a{font:inherit}button,a.tool-link{color:inherit}button{cursor:pointer}button:disabled{opacity:.25;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--gold);outline-offset:3px}button,a.tool-link{-webkit-tap-highlight-color:transparent}svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.reader{height:100vh;height:100dvh;display:grid;grid-template-rows:66px minmax(0,1fr) 76px;background:radial-gradient(ellipse at 50% 45%,#fff 0,#f4f2ee 66%,#ece9e2 100%)}
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:0 26px;background:#ffffffd9;border-bottom:1px solid var(--line);z-index:5}.brand{line-height:1.4;white-space:nowrap}.brand strong{font:16px Georgia,'Times New Roman',serif;letter-spacing:.05em}.brand strong span{color:#716b60}.brand small{display:block;font-size:8px;letter-spacing:.24em;color:var(--gold);margin-top:5px}.tools{display:flex;align-items:center;gap:4px}.tools button,.tool-link{height:40px;padding:8px 11px;display:flex;align-items:center;gap:7px;text-decoration:none;border:0;border-radius:5px;background:transparent;font-size:12px;white-space:nowrap}.tools button:hover,.tool-link:hover,.icon-button:hover:not(:disabled){background:#ece6d9;color:#715625}
.stage{position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:0;padding:14px 55px 34px}.book-shell{position:relative;flex-shrink:0;visibility:hidden;transition:transform .65s cubic-bezier(.25,.65,.25,1);will-change:transform}.book-shell.ready{visibility:visible}#book{width:100%;height:100%;min-width:0!important;min-height:0!important;touch-action:pan-y pinch-zoom}.stf__wrapper{position:relative;width:100%;height:100%;padding-bottom:0!important}.stf__block{height:100%;width:100%}.book-page{background:white;overflow:hidden;box-shadow:0 1px 7px #44361b16}.book-page img{display:block;width:100%;height:100%;object-fit:fill;pointer-events:none;user-select:none;-webkit-user-drag:none}.book-page::after{content:'';position:absolute;inset:0;pointer-events:none;z-index:1}.book-page.--left::after{background:linear-gradient(to left,#62544315,transparent 5%)}.book-page.--right::after{background:linear-gradient(to right,#62544310,transparent 5%)}.book-page:first-child::after{background:none}.stf__parent{user-select:none;-webkit-user-select:none}.side-button{position:absolute;top:calc(50% - 24px);z-index:4;border:0;background:transparent;color:#8e8678;width:42px;height:52px;display:grid;place-items:center;border-radius:5px}.side-button:hover:not(:disabled){background:#e3dccd7a;color:#8b6429}.side-button svg{height:29px;width:29px;stroke-width:1.4}.side-prev{left:8px}.side-next{right:8px}.gesture-hint{position:absolute;bottom:9px;left:0;right:0;text-align:center;margin:0;font-size:10px;letter-spacing:.025em;color:#898375;pointer-events:none}.loading{position:absolute;top:48%;left:15px;right:15px;text-align:center;font:18px Georgia,serif}.loading a{color:#80602c}.loading[hidden]{display:none}
.bottom-bar{background:#ffffffd9;border-top:1px solid var(--line);padding:4px 24px 10px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;z-index:5}.navigation{display:flex;align-items:center;justify-content:center;gap:8px}.icon-button{width:36px;height:34px;background:transparent;border:0;border-radius:4px;display:grid;place-items:center}.page-form{display:flex;align-items:center;gap:6px;font-size:12px;color:#736d62}.page-form input{width:44px;border:1px solid #d4c9b3;border-radius:4px;height:29px;background:#fff;text-align:center;color:#383631;appearance:textfield;-moz-appearance:textfield}.page-form input::-webkit-inner-spin-button,.page-form input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}#page-total{min-width:61px;font-variant-numeric:tabular-nums}#page-progress{width:min(280px,65vw);height:15px;accent-color:#a6813e;cursor:pointer}.screen-reader-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
dialog{color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:0;background:#faf9f6;box-shadow:0 20px 80px #0002}dialog::backdrop{background:#28251f66;backdrop-filter:blur(3px)}.contents-dialog{width:min(650px,94vw);max-height:86vh;max-height:86dvh}.dialog-toolbar{display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;background:#faf9f6;z-index:2;padding:22px 26px;border-bottom:1px solid var(--line)}.dialog-toolbar small{font-size:8px;letter-spacing:.15em;color:#a6813e}.dialog-toolbar h2{font:32px Georgia,serif;margin:6px 0 0}.close-button,.zoom-controls button,.zoom-controls select{background:#fff;border:1px solid #d4c9b3;padding:8px 12px;border-radius:4px;font-size:12px;color:var(--ink)}#contents-list{display:grid;grid-template-columns:1fr 1fr;padding:12px 18px;gap:3px}#contents-list button{display:flex;align-items:center;gap:12px;background:transparent;border:0;text-align:left;padding:9px;border-radius:4px;min-height:94px;color:#393733;line-height:1.4;font-size:12px}#contents-list button:hover,#contents-list button[aria-current=page]{background:#ece5d7}#contents-list img{width:43px;height:61px;object-fit:cover;border:1px solid #dfdcd5}#contents-list small{display:block;color:#9a7639;font-size:10px;letter-spacing:.1em;margin-bottom:3px}
.zoom-dialog{width:96vw;height:94vh;height:94dvh;max-width:1500px;max-height:96dvh;overflow:hidden}.zoom-dialog[open]{display:flex;flex-direction:column}.zoom-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 18px;border-bottom:1px solid var(--line);flex-shrink:0;font-size:13px}.zoom-controls{display:flex;gap:7px}.zoom-scroll{height:100%;overflow:auto;overscroll-behavior:contain;background:#e9e6df;padding:20px}.zoom-scroll img{display:block;max-width:none;margin:0 auto;box-shadow:0 2px 12px #0002}.noscript{position:fixed;inset:40% 15% auto;background:#fff;padding:25px;z-index:100}
@media(max-width:759px){.reader{grid-template-rows:59px minmax(0,1fr) 70px}.toolbar{padding:0 13px;gap:8px}.brand strong{font-size:12px;letter-spacing:.02em}.brand strong span{display:block}.brand small{display:none}.tools{gap:0}.tools button,.tool-link{padding:8px;width:36px;justify-content:center}.tools span{display:none}.tools svg{height:19px;width:19px}.stage{padding:10px 14px 29px}.side-button{display:none}.gesture-hint{font-size:9px;bottom:8px}.bottom-bar{padding:4px 10px 8px}.navigation{gap:5px}.icon-button{height:32px;width:31px}.page-form{font-size:11px}.dialog-toolbar{padding:18px}.contents-dialog{width:95vw}#contents-list{grid-template-columns:1fr;padding:8px 12px}#contents-list button{min-height:78px}#contents-list img{width:36px;height:51px}.zoom-toolbar{padding:10px;gap:5px}.zoom-controls{gap:4px}.zoom-controls button,.zoom-controls select{padding:8px;font-size:11px}#zoom-title{font-size:11px}.zoom-scroll{padding:10px}}
@media(max-height:500px){.reader{grid-template-rows:44px minmax(0,1fr) 45px}.brand small,.gesture-hint,#page-progress{display:none}.toolbar{padding:0 14px}.stage{padding-top:8px;padding-bottom:8px}.bottom-bar{padding:2px}.tools button,.tool-link{height:34px}}
@media(prefers-reduced-motion:reduce){.book-shell{transition:none}dialog::backdrop{backdrop-filter:none}}