/* Existing page shell rules, isolated for the teachers page. Existing pages are unchanged. */
:root{
  --white:#FFFFFF; --gray:#F5F6F8; --blue-light:#EAF0FF; --black:#111318; --text-gray:#6B7280;
  --blue:#2F6BFF; --blue-dark:#1F52D6; --line:#E5E7EB; --navy:#0D1730;
  --container:1320px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Pretendard,"Noto Sans KR",-apple-system,BlinkMacSystemFont,system-ui,sans-serif;color:var(--black);background:var(--white);letter-spacing:-0.01em;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
ul{list-style:none}
.wrap{max-width:var(--container);margin:0 auto;padding:0 20px}
.ico{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.util{background:var(--gray);height:36px;font-size:13px}
.util .wrap{display:flex;justify-content:space-between;align-items:center;height:100%}
.util b{color:var(--blue);margin-right:10px}
.util .l span{margin-right:10px}
.util .l i{color:var(--text-gray);font-style:normal;margin-right:10px}
.util .r a{margin-left:18px;color:var(--text-gray);font-weight:500}
.util .r a.tel{color:var(--black);font-weight:700}
.hd{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--line);height:72px}
.hd .wrap{display:flex;justify-content:space-between;align-items:center;height:100%}
.logo{font-size:20px;font-weight:700;letter-spacing:-0.02em}
.logo span{color:var(--blue);margin-left:6px}
.gnb{display:flex;align-self:stretch;gap:28px}
.gnb-item{position:relative;display:flex;align-items:center}
.gnb-link{position:relative;display:flex;align-items:center;gap:7px;height:100%;font-size:15px;font-weight:600;white-space:nowrap;transition:color .2s ease}
.gnb-link:before{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--blue);opacity:0;transform:scaleX(.45);transition:opacity .2s ease,transform .2s ease}
.submenu{position:absolute;left:50%;top:calc(100% - 1px);z-index:2;min-width:224px;padding:12px 0;border:1px solid #e7ebf2;border-radius:0 0 14px 14px;background:#fff;box-shadow:0 16px 36px rgba(22,38,76,.14);opacity:0;visibility:hidden;transform:translate(-50%,9px);transition:opacity .2s ease,visibility .2s ease,transform .2s ease}
.submenu a{display:block;padding:9px 18px;color:#4f5868;font-size:14px;font-weight:500;line-height:1.45;white-space:nowrap;transition:color .16s ease,background .16s ease,padding-left .16s ease}
.submenu a:hover,.submenu a:focus-visible{padding-left:22px;background:#f3f6fc;color:var(--blue);outline:none}
.header-actions{display:flex;align-items:center;gap:10px}
.menu-toggle{display:none;width:42px;height:42px;padding:0;border:0;border-radius:50%;background:#f3f5f8;align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer}
.menu-toggle span{width:18px;height:2px;border-radius:2px;background:#1b2333;transition:transform .22s ease,opacity .22s ease}
@media(min-width:1121px){
.gnb-item:hover>.submenu,.gnb-item:focus-within>.submenu,.gnb-item.is-open>.submenu{opacity:1;visibility:visible;transform:translate(-50%,0)}
.gnb-item:hover>.gnb-link,.gnb-item:focus-within>.gnb-link,.gnb-item.is-open>.gnb-link{color:var(--blue)}
.gnb-item:hover>.gnb-link:before,.gnb-item:focus-within>.gnb-link:before,.gnb-item.is-open>.gnb-link:before{opacity:1;transform:scaleX(1)}
}
.hd .cta{height:44px;padding:0 22px;border-radius:22px;background:var(--blue);color:#fff;font-weight:700;font-size:15px;display:inline-flex;align-items:center}
@media(max-width:1120px){
body.menu-locked{overflow:hidden}
.util{display:none}
.hd{height:64px}
.hd .wrap{gap:14px}
.gnb{position:absolute;left:0;right:0;top:100%;display:block;height:calc(100vh - 64px);padding:8px 20px 34px;overflow-y:auto;background:#fff;box-shadow:0 18px 34px rgba(22,38,76,.13);opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .2s ease,visibility .2s ease,transform .2s ease}
.hd.menu-open .gnb{opacity:1;visibility:visible;transform:none}
.gnb-item{display:block;border-bottom:1px solid #edf0f5}
.gnb-link{justify-content:space-between;width:100%;height:58px;font-size:17px}
.gnb-item.is-open>.gnb-link{color:var(--blue)}
.submenu{position:static;min-width:0;max-height:0;padding:0;border:0;border-radius:10px;background:#f6f8fc;box-shadow:none;opacity:1;visibility:hidden;overflow:hidden;transform:none;transition:max-height .28s ease,padding .28s ease}
.gnb-item.is-open>.submenu{max-height:520px;padding:8px 0;visibility:visible}
.submenu a{padding:9px 16px;font-size:14px}
.submenu a:hover,.submenu a:focus-visible{padding-left:20px}
.menu-toggle{display:flex}
.hd.menu-open .menu-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hd.menu-open .menu-toggle span:nth-child(2){opacity:0}
.hd.menu-open .menu-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
}
@media(max-width:520px){
.logo{font-size:17px}
.hd .cta{height:38px;padding:0 14px;font-size:13px}
.menu-toggle{width:40px;height:40px}
.hd .wrap{gap:8px}
.gnb{padding-left:20px;padding-right:20px}
}
.quick-consult{position:relative;overflow:hidden;padding:46px 0;background:linear-gradient(115deg,#143b8b 0%,#2f6bff 78%,#4e82ff 100%);color:#fff}
.quick-consult:after{content:"";position:absolute;right:-120px;top:-240px;width:520px;height:520px;border:1px solid rgba(255,255,255,.16);border-radius:50%;pointer-events:none}
.quick-consult .wrap{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:42px}
.quick-consult .eb{margin-bottom:7px;color:#b9d0ff;font-size:11px;font-weight:800;letter-spacing:.1em}
.quick-consult h2{font-size:32px;line-height:1.25;letter-spacing:-.035em}
.quick-consult p{margin-top:8px;color:rgba(255,255,255,.72);font-size:14px}
.quick-consult p a{color:#fff;font-weight:750}
.quick-consult p span{margin:0 5px;opacity:.52}
.quick-consult .actions{display:flex;align-items:stretch;gap:10px;flex:none}
.quick-consult .action{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:56px;padding:0 21px;border-radius:13px;font-size:14px;font-weight:750;white-space:nowrap;transition:transform .2s,background .2s,border-color .2s}
.quick-consult .action:hover{transform:translateY(-2px)}
.quick-consult .secondary{min-width:118px;border:1px solid rgba(8,31,81,.55);background:#0e347f;color:#fff;box-shadow:0 8px 18px rgba(7,30,78,.2)}
.quick-consult .secondary:hover{border-color:#082c70;background:#0a2b6c}
.quick-consult .secondary .ico{width:18px;height:18px}
.quick-consult .primary{min-width:176px;background:#fff;color:var(--blue);box-shadow:0 8px 20px rgba(11,44,119,.15)}
@media(max-width:1050px){
.quick-consult .wrap{align-items:flex-start;flex-direction:column;gap:26px}
.quick-consult .actions{width:100%}
.quick-consult .actions>*{flex:1}
}
@media(max-width:680px){
.quick-consult{padding:44px 0}
.quick-consult h2{font-size:29px}
.quick-consult p{line-height:1.6}
.quick-consult .actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.quick-consult .actions>*{min-width:0;width:100%;height:54px}
.quick-consult .primary{grid-column:1/-1}
.quick-consult .action{padding:0 12px}
}
.ft{background:#0c1018;color:#fff;padding:62px 0 30px}
.ft .footer-main{display:grid;grid-template-columns:minmax(320px,.9fr) minmax(560px,1.1fr);gap:90px;padding-bottom:42px}
.ft .footer-logo{display:inline-block;font-size:20px;font-weight:750;letter-spacing:-.025em}
.ft .footer-logo span{margin-left:5px;color:#7fa4ff}
.ft .footer-tel{display:block;width:max-content;margin-top:24px;font-size:30px;font-weight:750;letter-spacing:-.025em}
.ft address{margin-top:12px;color:#9da7b8;font-size:13px;font-style:normal;line-height:1.75}
.ft address a{display:block;color:#b8c1cf}
.ft address a:hover{color:#fff}
.ft address span{display:block}
.ft .footer-nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px}
.ft .footer-group h5{margin-bottom:15px;color:#fff;font-size:13px;font-weight:750}
.ft .footer-links{display:flex;flex-direction:column;gap:10px}
.ft .footer-links a{width:max-content;max-width:100%;color:#929cad;font-size:13px;transition:color .2s,transform .2s}
.ft .footer-links a:hover{color:#fff;transform:translateX(2px)}
.ft .footer-meta{display:flex;align-items:flex-start;justify-content:space-between;gap:30px;padding-top:26px;border-top:1px solid rgba(255,255,255,.09)}
.ft .footer-legal{display:flex;flex-wrap:wrap;max-width:860px;gap:7px 18px}
.ft .footer-legal span{color:#737f92;font-size:11px;line-height:1.5}
.ft .footer-policy{display:flex;gap:16px;white-space:nowrap}
.ft .footer-policy a{color:#9da7b8;font-size:12px}
.ft .footer-policy a.privacy{color:#fff;font-weight:700}
.ft .footer-copy{margin-top:22px;color:#697487;font-size:11px}
@media(max-width:980px){
.ft .footer-main{grid-template-columns:minmax(0,1fr);gap:38px}
.ft .footer-nav{gap:32px}
.ft .footer-meta{align-items:flex-start;flex-direction:column}
}
@media(max-width:600px){
.ft{padding:48px 0 26px}
.ft .footer-main{gap:34px;padding-bottom:34px}
.ft .footer-tel{margin-top:18px;font-size:27px}
.ft .footer-nav{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px 24px}
.ft .footer-group.channels{grid-column:1/-1}
.ft .footer-group.channels .footer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 24px}
.ft .footer-legal{display:grid;gap:7px}
.ft .footer-policy{flex-wrap:wrap;gap:10px 16px}
.ft .footer-copy{line-height:1.5}
}
.fab{position:fixed;right:24px;top:50%;transform:translateY(-50%);z-index:60;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 6px 20px rgba(0,0,0,.08);overflow:hidden}
.fab a{display:flex;flex-direction:column;align-items:center;gap:6px;width:88px;padding:14px 0;border-top:1px solid var(--line);font-size:12px;font-weight:700;white-space:nowrap}
.fab a:first-child{border-top:0}
.fab a small{font-size:11px;color:var(--text-gray);font-weight:400}
.fab .single{white-space:nowrap}
.fab .ic{width:36px;height:36px;border-radius:50%;background:var(--blue-light);color:var(--blue);display:flex;align-items:center;justify-content:center}
.fab .ic .ico{width:18px;height:18px}
.greeting-page{overflow-x:hidden;background:#fff;color:#111820}
.greeting-page .gnb-item.active>.gnb-link{color:var(--blue)}
.greeting-page .gnb-item.active>.gnb-link:before{opacity:1;transform:scaleX(1)}
.greeting-page .submenu a[aria-current="page"]{padding-left:22px;background:#f3f6fc;color:var(--blue)}
.greeting-page .quick-consult{margin-top:0}
.breadcrumb{position:absolute;top:26px;right:20px;display:flex;align-items:center;gap:8px;color:rgba(255,255,255,.62);font-size:10px}
.breadcrumb i{color:rgba(255,255,255,.34);font-style:normal}
.breadcrumb strong{color:#fff;font-weight:680}
@keyframes heroScale{from{transform:scale(1.035)}to{transform:scale(1)}}
@media(max-width:900px){
.greeting-page{padding-bottom:72px}
.greeting-page .fab{top:auto;right:12px;bottom:10px;left:12px;display:flex;justify-content:center;border-radius:14px;transform:none}
.greeting-page .fab a{flex:1;width:auto;min-width:0;padding:9px 3px;border-top:0;border-left:1px solid var(--line);font-size:10px}
.greeting-page .fab a:first-child{border-left:0}
.greeting-page .fab .ic{width:29px;height:29px}
.greeting-page .fab .ic .ico{width:15px;height:15px}
}
@media(max-width:600px){
.breadcrumb{top:15px;right:18px;gap:6px;font-size:9px}
.greeting-page .fab a:nth-child(4){display:none}
}