.reader-body{--cream:#fff;--paper:#fff;--ink:#202832;--muted:#505a66;--line:#dce2e8;--pale:#f2f5f7;width:100%;height:100vh;height:100dvh;margin:0;overflow:hidden;display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;background:#edf0f3}
.reader-body>*{min-width:0}
.reader-header{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:16px;background:#fff;border-bottom:1px solid var(--line);padding:10px max(16px,env(safe-area-inset-left));min-height:62px}
.reader-header h1{font:700 20px/1.4 -apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo','Malgun Gothic',sans-serif;margin:0;letter-spacing:-.04em;white-space:nowrap}
.reader-back,.reader-download{text-decoration:none;font-size:13px;font-weight:700;display:inline-flex;align-items:center;min-height:44px;white-space:nowrap}.reader-download{justify-self:end;color:var(--deep)}
.reader-tools{display:flex;gap:15px;align-items:center;background:#fff;padding:6px 16px;border-bottom:1px solid var(--line);position:relative;z-index:10}
.reader-tools button,.reader-toc summary{border:1px solid var(--line);border-radius:7px;background:#fff;padding:9px 14px;min-height:44px;font:inherit;font-size:13px;font-weight:700;line-height:1.5;color:var(--ink)}
.reader-tools button{cursor:pointer}.reader-zoom{flex-shrink:0;color:var(--deep)!important;border-color:#b99889!important;white-space:nowrap}.reader-help{min-width:0;font-size:12px;line-height:1.6;color:var(--muted);flex:1;text-align:right}
.reader-toc summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;white-space:nowrap}.reader-toc summary::-webkit-details-marker{display:none}
.reader-toc nav{position:absolute;display:block;top:100%;left:12px;margin:0;max-width:calc(100vw - 24px);width:420px;max-height:65vh;overflow:auto;overscroll-behavior:contain;background:#fff;border:1px solid var(--line);border-radius:9px;box-shadow:0 8px 30px #20283220;padding:10px}
.reader-toc nav button{display:flex;gap:13px;text-align:left;width:100%;border:0;border-radius:4px;margin:2px 0;font-weight:500;min-height:44px;align-items:center}.reader-toc nav button:hover{background:var(--pale)}.reader-toc nav button span{color:var(--rust);font-weight:800;font-variant-numeric:tabular-nums}
.reader-stage{min-width:0;width:100%;overflow:auto;overscroll-behavior:contain;min-height:0;position:relative;outline-offset:-4px;scrollbar-gutter:stable;touch-action:pan-y pinch-zoom}.reader-stage.is-zoomed{touch-action:pan-x pan-y pinch-zoom}
.reader-sheet{min-width:100%;width:max-content;display:flex;justify-content:center;padding:12px 0 20px}
#reader-page{display:block;max-width:none;height:auto;align-self:flex-start;box-shadow:0 4px 20px #20283216;background:#fff;cursor:zoom-in}.is-zoomed #reader-page{cursor:zoom-out}.is-loading #reader-page{opacity:0}.reader-stage.has-error .reader-sheet{display:none}
.reader-footer{margin:0;padding:0;display:block;background:#fff;border-top:1px solid var(--line)}
.reader-controls{margin:0;display:flex;justify-content:center;align-items:center;gap:18px;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:#fff;font-size:14px}
.reader-controls button{border:1px solid var(--rust);background:var(--rust);color:#fff;font:700 14px/1.5 -apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo','Malgun Gothic',sans-serif;border-radius:7px;min-height:44px;padding:8px 25px;white-space:nowrap;cursor:pointer}.reader-controls button:disabled{background:var(--pale);border-color:var(--line);color:#727d88;cursor:default}
.reader-controls label{flex:0 1 270px;min-width:80px}.reader-controls select{width:100%;max-width:100%;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:7px;min-height:44px;font:14px/1.5 -apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo','Malgun Gothic',sans-serif;padding:8px 12px}
.reader-footer:has(.reader-final-actions:not([hidden])) .reader-controls{padding-bottom:8px}
.reader-final-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch;gap:9px;width:100%;max-width:none;margin:0;padding:9px 16px calc(10px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#f7f9fb}
.reader-final-actions[hidden]{display:none}.reader-final-actions a{min-width:0;min-height:46px;padding:10px 8px;border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--deep);text-decoration:none;display:flex;align-items:center;justify-content:center;text-align:center;font-size:14px;font-weight:700;line-height:1.45;word-break:keep-all;overflow-wrap:break-word}.reader-final-actions .reader-consult{background:var(--rust);border-color:var(--rust);color:#fff}.reader-final-actions a:hover{border-color:var(--rust)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
#reader-loading{position:absolute;top:24px;left:50%;transform:translateX(-50%);margin:0;padding:13px 18px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--muted);text-align:center;font-size:14px;line-height:1.6;white-space:nowrap}
#reader-error{margin:20px;padding:20px;text-align:center;color:#782a1f;background:#fff;border:1px solid var(--line);border-radius:8px;font-size:15px;line-height:1.8}#reader-error a{display:inline-block;min-height:44px;padding:9px 5px;font-weight:700}
#reader-loading[hidden],#reader-error[hidden]{display:none}
.reader-body button:focus-visible,.reader-body select:focus-visible,.reader-final-actions a:focus-visible{outline:3px solid var(--rust);outline-offset:3px}
@media(max-width:600px){.reader-header{gap:8px;padding:5px 12px;min-height:54px}.reader-header h1{font-size:17px}.reader-back,.reader-download{font-size:12px}.reader-tools{gap:9px;padding:4px 12px}.reader-help{font-size:11px}.reader-tools button,.reader-toc summary{font-size:12px;padding:8px 11px}.reader-sheet{padding:0 0 12px}.reader-controls{gap:8px;padding:8px 10px calc(8px + env(safe-area-inset-bottom))}.reader-controls button{padding:8px 13px;font-size:13px}.reader-controls select{font-size:13px;padding-left:10px}.reader-controls label{flex:1}.reader-stage{scrollbar-gutter:auto}.reader-final-actions{gap:7px;padding:8px 10px calc(9px + env(safe-area-inset-bottom))}.reader-final-actions a{min-height:46px;font-size:13px;padding:9px 6px}}
@media(max-width:360px){.reader-help{font-size:10px}.reader-header h1{font-size:15px}.reader-header{gap:4px}.reader-controls button{padding-inline:10px}.reader-controls select{font-size:12px}.reader-tools{gap:7px}.reader-tools button,.reader-toc summary{padding-inline:9px}.reader-final-actions a{font-size:12px}}