:root{--bg:#e9e7e3;--surface:#fff;--text:#1c1c1a;--sub:#5c5a55;--line:#dad6cf;--soft:#f4f2ef;--accent:#1f5a78;--side-w:104px;--drawer-w:360px;--shadow:0 12px 40px #1c1c1a2e;--radius:14px;color:var(--text);background:var(--bg);-webkit-text-size-adjust:100%;font-family:IBM Plex Sans KR,Apple SD Gothic Neo,Malgun Gothic,sans-serif}*{box-sizing:border-box}[hidden]{display:none!important}html,body{background:var(--bg);height:100%;margin:0;overflow:hidden}button,input,textarea{font:inherit;color:inherit}button{cursor:pointer}button:disabled{cursor:default}:focus-visible{outline:3px solid color-mix(in srgb, var(--accent) 55%, transparent);outline-offset:2px}.hb-seo,.hb-sr,.hb-hp{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;overflow:hidden;position:absolute!important}.hb{-webkit-user-select:none;user-select:none;display:flex;position:fixed;inset:0}.hb-stage{flex:1;min-width:0;position:relative;overflow:hidden}.hb-book-host{transform-origin:50%;justify-content:center;align-items:center;transition:transform .35s;display:flex;position:absolute;inset:28px 104px 76px}.hb-book-fit{transform-origin:0 0;flex:none;position:relative}.hb-book-host{touch-action:none}.hb-book-fit.is-animating{transition:transform .2s}.hb-book{width:100%;height:100%}.hb-book-fit .stf__parent{width:100%!important;height:100%!important}.stf__block{filter:drop-shadow(0 10px 24px #1c1c1a29)}.has-drawer .hb-book-host{transform:translateX(calc(var(--drawer-w) / -2)) scale(.66)}.hb-page{background:#fff;overflow:hidden}.hb-page img{object-fit:contain;pointer-events:none;-webkit-user-drag:none;width:100%;height:100%;display:block}.hb-overlay{position:absolute;inset:0}.hb-link{background:0 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.hb-scrim{opacity:1;pointer-events:auto}.hb-panel{z-index:50;background:var(--surface);box-shadow:var(--shadow);-webkit-user-select:text;user-select:text;flex-direction:column;display:flex;position:fixed}.hb-panel-head{flex:none;align-items:center;gap:8px;padding:18px 14px 6px 22px;display:flex}.hb-panel-head h2{letter-spacing:-.4px;flex:1;margin:0;font-size:20px;font-weight:700}.hb-panel-sub{color:var(--sub);margin:0 22px 12px;font-size:14px;line-height:1.5}.hb-drawer{top:0;bottom:0;right:var(--side-w);width:var(--drawer-w);border-left:1px solid var(--line);z-index:25;animation:.22s hb-in-right}@keyframes hb-in-right{0%{opacity:0;transform:translate(24px)}}.hb-list{flex:1;padding:0 12px 20px;overflow-y:auto}.hb-toc-item{text-align:left;background:0 0;border:0;border-radius:10px;align-items:center;gap:12px;width:100%;padding:9px 10px;display:flex}.hb-toc-item:hover:not(:disabled){background:var(--soft)}.hb-toc-item.is-active{background:color-mix(in srgb, var(--accent) 10%, 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var(--soft);text-align:left;background:0 0;gap:12px;width:100%;padding:12px 10px;display:flex}.hb-hit:hover{background:var(--soft);border-radius:10px}.hb-hit-page{min-width:42px;color:var(--accent);flex:none;font-size:14px;font-weight:700}.hb-hit-text{color:var(--text);font-size:14.5px;line-height:1.55}.hb-hit-text mark{color:inherit;background:#ffe58a;border-radius:2px;padding:0 1px}.hb-empty{text-align:center;color:var(--sub);margin:24px 10px;font-size:14.5px}.hb-bottom{left:0;right:var(--side-w);border-radius:18px 18px 0 0;max-height:46vh;animation:.24s hb-in-up;bottom:0}@keyframes hb-in-up{0%{opacity:0;transform:translateY(40px)}}.hb-thumbs{gap:18px;padding:4px 22px 24px;display:flex;overflow:auto hidden}.hb-thumb{background:0 0;border:2px solid #0000;border-radius:12px;flex-direction:column;flex:none;align-items:center;gap:8px;padding:8px;display:flex}.hb-thumb:hover{background:var(--soft)}.hb-thumb.is-active{border-color:var(--accent)}.hb-thumb-imgs{display:flex;box-shadow:0 2px 8px #1c1c1a24}.hb-thumb-imgs img{background:#fff;width:auto;height:150px;display:block}.hb-thumb-label{color:var(--sub);font-size:13.5px;font-weight:600}.hb-thumb.is-active .hb-thumb-label{color:var(--accent)}.hb-modal,.hb-contact,.hb-video{top:50%;left:calc((100% - var(--side-w)) / 2);width:min(480px, calc(100vw - var(--side-w) - 32px));border-radius:var(--radius);max-height:calc(100vh - 48px);animation:.2s hb-pop;overflow-y:auto;transform:translate(-50%,-50%)}.hb-lang-list{flex-direction:column;gap:8px;padding:16px 20px 20px;display:flex}.hb-lang-btn{border:1px solid var(--line);background:var(--surface);text-align:left;border-radius:10px;justify-content:space-between;align-items:center;min-height:52px;padding:10px 16px;font-size:16px;font-weight:500;display:flex}.hb-lang-btn:hover{background:var(--soft)}.hb-lang-btn.is-active{border-color:var(--accent);color:var(--accent);background:color-mix(in srgb, var(--accent) 8%, #fff)}.hb-modal-wide{width:min(640px, calc(100vw - var(--side-w) - 32px))}@keyframes hb-pop{0%{opacity:0;transform:translate(-50%,-48%)scale(.98)}}.hb-btn{border:1.5px solid var(--line);height:46px;color:var(--text);white-space:nowrap;background:#fff;border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:0 20px;font-size:15.5px;font-weight:600;text-decoration:none;display:inline-flex}.hb-btn:hover{background:var(--soft)}.hb-btn-accent{background:var(--accent);border-color:var(--accent);color:#fff}.hb-btn-accent:hover{background:var(--accent);filter:brightness(1.1)}.hb-btn-block{width:100%}.hb-btn-big{height:52px;font-size:17px}.hb-btn:disabled{opacity:.55}.hb-actions{justify-content:flex-end;gap:10px;margin-top:18px;display:flex}.hb-print-form{padding:6px 22px 22px}.hb-option{border:1.5px solid var(--line);border-radius:10px;align-items:center;gap:12px;margin-bottom:8px;padding:12px 14px;display:flex}.hb-option:has(input:checked){border-color:var(--accent);background:color-mix(in srgb, var(--accent) 5%, #fff)}.hb-option 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24px;display:flex}.hb-share-qr{flex-direction:column;flex:none;align-items:center;gap:10px;display:flex}.hb-qr-box{border:1.5px solid var(--line);background:#fff;border-radius:12px;padding:10px}.hb-qr{width:160px;height:160px;image-rendering:pixelated;display:block}.hb-share-qr .hb-btn{height:38px;padding:0 12px;font-size:13.5px}.hb-share-main{flex-direction:column;flex:1;gap:10px;min-width:0;display:flex}.hb-share-main p{color:var(--sub);margin:0 0 4px;font-size:14.5px;line-height:1.55}.hb-field-label{font-size:14px;font-weight:600}.hb-check{color:var(--sub);flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;display:flex}.hb-check input{width:18px;height:18px;accent-color:var(--accent);margin:0}.hb-check>span{flex:1 1 0;min-width:200px}.hb-contact{width:min(540px, calc(100vw - var(--side-w) - 32px))}.hb-contact .hb-panel-head{flex-wrap:wrap}.hb-contact-eyebrow{letter-spacing:1px;width:100%;color:var(--accent);margin-bottom:-4px;font-size:12px;font-weight:700}.hb-contact .hb-panel-head h2{font-size:24px;font-weight:800}.hb-contact-form{flex-direction:column;gap:12px;padding:0 22px 22px;display:flex}.hb-contact-form .hb-panel-sub{margin:0 0 4px}.hb-grid2{grid-template-columns:1fr 1fr;gap:12px;display:grid}.hb-field{flex-direction:column;gap:6px;font-size:14px;font-weight:600;display:flex}.hb-field em{color:#c0392b;font-style:normal}.hb-field input,.hb-field textarea{border:1.5px solid var(--line);background:#fff;border-radius:10px;width:100%;padding:11px 13px;font-size:16px;font-weight:400}.hb-field textarea{resize:vertical;min-height:104px;line-height:1.5}.hb-file{border:1.5px dashed var(--line);color:var(--sub);cursor:pointer;border-radius:10px;align-items:center;gap:10px;padding:10px 12px;font-size:14px;display:flex;position:relative}.hb-file-text{overflow-wrap:anywhere;flex:1;min-width:0}.hb-file-pick{color:var(--accent);flex:none;font-weight:600}.hb-file input{opacity:0;cursor:pointer;position:absolute;inset:0}.hb-linkish{color:var(--accent);background:0 0;border:0;padding:0;font-size:13.5px;text-decoration:underline}.hb-consent{background:var(--soft);color:var(--sub);border-radius:8px;margin:-4px 0 0;padding:10px 12px;font-size:13px;line-height:1.55}.hb-contact-done{text-align:center;padding:18px 22px 30px}.hb-done-icon{background:color-mix(in srgb, var(--accent) 12%, #fff);width:64px;height:64px;color:var(--accent);border-radius:50%;place-items:center;display:inline-grid}.hb-contact-done h3{margin:14px 0 6px;font-size:20px}.hb-contact-done p{color:var(--sub);margin:0 0 20px;font-size:15px}.hb-video{width:min(900px, calc(100vw - var(--side-w) - 48px));color:#fff;background:#111;overflow:hidden}.hb-video .hb-panel-head{padding:10px 10px 10px 18px}.hb-video .hb-icon-btn{color:#fff}.hb-video .hb-icon-btn:hover{background:#ffffff1f}.hb-video-title{flex:1;font-size:15px;font-weight:600}.hb-video-frame{aspect-ratio:16/9;background:#000}.hb-video-frame iframe,.hb-video-frame video{background:#000;border:0;width:100%;height:100%;display:block}.hb-zoom{border-radius:var(--radius);inset:16px}.hb-zoom .hb-panel-sub{margin-bottom:8px}.hb-zoom-scroll{background:var(--soft);border-radius:0 0 var(--radius) var(--radius);cursor:zoom-out;flex:1;overflow:auto}.hb-zoom-scroll img{background:#fff;width:180%;max-width:none;margin:0 auto;display:block}.hb-menu{padding-bottom:calc(16px + env(safe-area-inset-bottom));border-radius:18px 18px 0 0;animation:.22s hb-in-up;bottom:0;left:0;right:0}.hb-menu-grid{grid-template-columns:repeat(4,1fr);gap:6px;padding:4px 14px 8px;display:grid}.hb-menu-btn{background:0 0;border:0;border-radius:12px;flex-direction:column;align-items:center;gap:6px;padding:14px 2px;display:flex}.hb-menu-btn:hover,.hb-menu-btn.is-active{background:var(--soft)}.hb-menu-btn.is-active{color:var(--accent)}.hb-menu-label{font-size:13.5px;font-weight:500}.hb-toast{left:calc((100% - var(--side-w)) / 2);z-index:80;color:#fff;opacity:0;pointer-events:none;background:#1c1c1aeb;border-radius:999px;max-width:calc(100vw - 32px);padding:12px 20px;font-size:15px;font-weight:500;transition:opacity .2s,transform .2s;position:fixed;bottom:84px;transform:translate(-50%,12px)}.hb-toast.is-on{opacity:1;transform:translate(-50%)}.hb-locked{-webkit-user-select:auto;user-select:auto;justify-content:center;align-items:center;padding:16px}.hb-lock-card{background:var(--surface);width:min(400px,100%);box-shadow:var(--shadow);border-radius:18px;flex-direction:column;gap:10px;padding:32px 28px 28px;display:flex}.hb-lock-icon{background:color-mix(in srgb, var(--accent) 12%, #fff);width:60px;height:60px;color:var(--accent);border-radius:50%;place-items:center;margin-bottom:6px;display:grid}.hb-lock-logo{object-fit:contain;max-width:180px;max-height:48px;margin-bottom:8px;display:block}.hb-lock-company{color:var(--accent);margin:0;font-size:14px;font-weight:600}.hb-lock-card h1{word-break:keep-all;margin:0;font-size:22px;line-height:1.35}.hb-lock-card .hb-panel-sub{margin:0 0 8px}.hb-lock-msg{color:#c0392b;min-height:20px;margin:0;font-size:14px}@media (width<=767px){:root{--side-w:0px}.hb{flex-direction:column}.hb-side,.hb-arrow,.hb-pill{display:none}.hb-mtop{height:56px;padding:0 6px 0 14px;padding-top:env(safe-area-inset-top);background:var(--surface);border-bottom:1px solid var(--line);z-index:30;flex:none;order:-1;justify-content:space-between;align-items:center;display:flex}.hb-mtop-logo{min-width:0;color:var(--text);align-items:center;text-decoration:none;display:flex}.hb-mtop-logo img{max-width:min(160px,100%);max-height:32px}.hb-mtop-logo .hb-logo-text{text-align:left;white-space:nowrap;text-overflow:ellipsis;font-size:16px;overflow:hidden}.hb-mtop-actions{display:flex}.hb-stage{flex:1}.hb-book-host{inset:12px 10px}.has-drawer .hb-book-host{transform:none}.hb-mbottom{height:64px;padding:0 8px env(safe-area-inset-bottom);background:var(--surface);border-top:1px solid var(--line);z-index:30;flex:none;justify-content:space-between;align-items:center;display:flex}.hb-mnav{background:0 0;border:0;border-radius:12px;place-items:center;width:56px;height:52px;display:grid}.hb-mnav:disabled{opacity:.3}.hb-mcenter{font-variant-numeric:tabular-nums;flex-direction:column;align-items:center;gap:6px;font-size:17px;font-weight:700;display:flex}.hb-mcenter .hb-progress{width:120px;margin:0}.hb-fab{right:14px;bottom:calc(76px + env(safe-area-inset-bottom));z-index:35;background:var(--accent);color:#fff;border:0;border-radius:999px;align-items:center;gap:8px;height:50px;padding:0 20px 0 16px;font-size:16px;font-weight:700;display:flex;position:fixed;box-shadow:0 6px 18px #1c1c1a47}.hb-drawer,.hb-bottom,.hb-modal,.hb-contact{width:auto;max-height:88vh;padding-bottom:env(safe-area-inset-bottom);z-index:50;border:0;border-radius:18px 18px 0 0;animation:.24s hb-in-up;inset:auto 0 0;transform:none}.hb-drawer{height:78vh}.hb-contact{border-radius:0;max-height:none;top:0}.has-drawer .hb-scrim{opacity:1;pointer-events:auto}.hb-video{width:calc(100vw - 16px);left:50%}.hb-zoom{border-radius:0;inset:0}.hb-zoom-scroll img{width:260%}.hb-thumb-imgs img{height:120px}.hb-share{flex-direction:column-reverse;align-items:stretch}.hb-grid2{grid-template-columns:1fr}.hb-toast{bottom:140px;left:50%}}