body.ip-has-nav{padding-top:72px!important}.ip-global,.ip-global *{box-sizing:border-box}.ip-global{position:fixed;inset:0 0 auto 0;z-index:80;background:#fff;color:#172b3e;border-bottom:1px solid #dfe5e8;font:13px/1.5 -apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo','Noto Sans KR',sans-serif;letter-spacing:0;text-align:left}.ip-global .ip-inner{height:71px;max-width:1340px;margin:0 auto;padding:0 28px;display:flex;align-items:center;gap:40px}.ip-global a{color:#172b3e;text-decoration:none;border:0;background:none;box-shadow:none}.ip-global .ip-brand{display:block;font-size:18px;font-weight:800;letter-spacing:-.7px;white-space:nowrap;padding:0;margin:0}.ip-global .ip-brand span{color:#0068cf}.ip-global .ip-menu{display:flex;align-items:center;gap:8px;flex:1;margin:0;padding:0;border:0;background:none;width:auto;overflow:visible}.ip-global .ip-menu>a,.ip-global summary{display:block;padding:13px 14px;border-radius:6px;font-size:13px;font-weight:600;white-space:nowrap;cursor:pointer;list-style:none;line-height:1.5}.ip-global summary::-webkit-details-marker{display:none}.ip-global summary::after{content:'⌄';margin-left:7px;color:#637584}.ip-global .ip-menu>a:hover,.ip-global summary:hover,.ip-global .ip-current{color:#0068cf;background:#edf5fd}.ip-global details{position:relative;padding:0;margin:0;border:0}.ip-global .ip-dropdown{position:absolute;top:calc(100% + 10px);left:0;width:245px;background:#fff;border:1px solid #dfe5e8;box-shadow:0 12px 30px #172b3e12;border-radius:10px;padding:10px}.ip-global .ip-dropdown a{display:block;padding:12px;border-radius:5px;white-space:normal;font-size:13px}.ip-global .ip-dropdown a:hover{background:#edf5fd;color:#0068cf}.ip-global .ip-menu>.ip-saved{margin-left:auto;border:1px solid #dfe5e8;border-radius:24px;padding:10px 15px;font-size:12px}.ip-global .ip-toggle{display:none;background:white;border:1px solid #b9c6d0;color:#172b3e;border-radius:6px;font:600 12px/1.5 inherit;padding:10px 13px;min-height:44px;cursor:pointer}.ip-global :focus-visible{outline:3px solid #0068cf;outline-offset:2px}.ip-has-nav{scroll-padding-top:90px}.ip-has-nav [id]{scroll-margin-top:90px}.ip-ebook .sidebar{top:72px}.ip-ebook .gate{min-height:calc(100vh - 72px)}@media(max-width:1100px){.ip-global .ip-inner{gap:16px}.ip-global .ip-menu>a,.ip-global summary{padding:13px 10px}}@media(max-width:900px){.ip-global .ip-inner{padding:0 20px;justify-content:space-between}.ip-global .ip-brand{font-size:16px}.ip-global .ip-toggle{display:block}.ip-global .ip-menu{position:absolute;top:71px;left:0;right:0;display:flex;flex-direction:column;align-items:stretch;gap:4px;padding:16px 20px 24px;background:#fff;border-bottom:1px solid #dfe5e8;max-height:calc(100dvh - 72px);overflow-y:auto}.ip-global.ip-enhanced:not([data-open=true]) .ip-menu{display:none}.ip-global:not(.ip-enhanced){position:relative}.ip-has-nav:has(.ip-global:not(.ip-enhanced)){padding-top:0!important}.ip-global .ip-menu>a,.ip-global summary{padding:13px 14px;min-height:46px}.ip-global details{width:100%}.ip-global .ip-dropdown{position:static;width:100%;border:0;border-left:2px solid #dae8f4;border-radius:0;box-shadow:none;margin:2px 0 10px;padding:0 10px}.ip-global .ip-menu>.ip-saved{margin:12px 0 0;text-align:center}.ip-global .ip-toggle[aria-expanded=true]{background:#edf5fd;border-color:#0068cf}}@media print{.ip-global{display:none}body.ip-has-nav{padding-top:0!important}}