:root{
  --bg:#ffffff;
  --ink:#0a0a0a;
  --ink-2:#1a1a1a;
  --muted:#6b6b6b;
  --line:#e6e6e6;
  --soft:#f6f5f2;
  --accent:#0a0a0a;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
.serif{font-family:'Cormorant Garamond','Noto Serif KR',serif;letter-spacing:.5px}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

/* ========== TOP BAR ========== */
.topbar{
  background:var(--ink);color:#fff;font-size:12px;letter-spacing:1px;
  padding:8px 0;text-align:center;
}
.topbar span{opacity:.85}

/* ========== HEADER ========== */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 24px;max-width:1200px;margin:0 auto;
}
.brand{display:flex;align-items:center;gap:14px}
.brand-mark-img{
  height:48px;width:auto;display:block;flex-shrink:0;
  object-fit:contain;
}
.brand-mark-img--invert{filter:invert(1) brightness(1.05)}
.foot-brand .brand{display:inline-flex;margin-bottom:8px}
.foot-brand .brand-mark-img{height:54px}
.brand-name{
  font-family:'Cormorant Garamond',serif;
  font-weight:700;font-size:22px;line-height:1;letter-spacing:2px;
}
.brand-name small{
  display:block;font-family:'Inter',sans-serif;
  font-size:9px;letter-spacing:3px;font-weight:500;
  color:var(--muted);margin-top:4px;
}
.foot-brand .brand-name{color:#fff}
.foot-brand .brand-name small{color:#999}
.brand-name{
  font-family:'Cormorant Garamond',serif;
  font-weight:700;font-size:22px;line-height:1;
  letter-spacing:2px;
}
.brand-name small{
  display:block;font-family:'Inter',sans-serif;
  font-size:9px;letter-spacing:3px;font-weight:500;
  color:var(--muted);margin-top:4px;
}
.menu{display:flex;gap:34px;align-items:center;list-style:none}
.menu a{font-size:13px;letter-spacing:1px;text-transform:uppercase;font-weight:500;transition:opacity .2s}
.menu a:hover{opacity:.55}
.menu .has-sub{position:relative}
.menu .has-sub > a::after{content:' ▾';font-size:9px;opacity:.6}
.menu .submenu{
  position:absolute;top:100%;left:-14px;
  background:#fff;border:1px solid var(--ink);
  min-width:240px;padding:8px 0;list-style:none;
  display:none;flex-direction:column;gap:0;
  box-shadow:6px 6px 0 var(--ink);z-index:100;
}
.menu .has-sub:hover .submenu,.menu .has-sub:focus-within .submenu{display:flex}
.menu .submenu li{margin:0}
.menu .submenu a{
  display:block;padding:10px 18px;font-size:12px;
  letter-spacing:1px;text-transform:none;line-height:1.4;
}
.menu .submenu a:hover{background:var(--soft);opacity:1}
.menu .submenu strong{display:block;font-family:'Cormorant Garamond',serif;font-size:15px;font-weight:600;letter-spacing:.3px;margin-bottom:2px;color:var(--ink)}
.menu .submenu small{color:var(--muted);font-size:11px;letter-spacing:.5px}
.cta{
  background:var(--ink);color:#fff;padding:11px 22px;
  font-size:12px;letter-spacing:2px;text-transform:uppercase;
  font-weight:600;transition:all .25s;border:1px solid var(--ink);
  cursor:pointer;display:inline-block;
}
.cta:hover{background:#fff;color:var(--ink)}
.cta.outline{background:transparent;color:var(--ink)}
.cta.outline:hover{background:var(--ink);color:#fff}
/* Override .menu a generic styling for CTA buttons */
.menu a.cta{color:#fff}
.menu a.cta:hover{color:var(--ink);opacity:1}
.menu a.cta.outline{color:var(--ink)}
.menu a.cta.outline:hover{color:#fff;opacity:1}
.cta.light{background:#fff;color:var(--ink);border-color:#fff}
.cta.light:hover{background:transparent;color:#fff;border-color:#fff}
.hamburger{display:none;background:none;border:none;cursor:pointer}
.hamburger span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:all .3s}

/* ========== LOGO MARK ========== */
.logo-mark{stroke:currentColor;fill:none;stroke-width:8;stroke-linejoin:miter}

/* ========== SECTION ========== */
section{padding:100px 0}
.sec-eyebrow{
  font-size:11px;letter-spacing:4px;text-transform:uppercase;
  color:var(--muted);font-weight:600;
  display:flex;align-items:center;gap:14px;margin-bottom:18px;
}
.sec-eyebrow::before{content:'';width:32px;height:1px;background:var(--ink)}
.sec-title{
  font-family:'Cormorant Garamond',serif;
  font-size:clamp(34px,4vw,52px);
  line-height:1.1;font-weight:600;letter-spacing:.5px;
  margin-bottom:20px;
}
.sec-title em{font-style:italic;font-weight:500}
.sec-desc{font-size:16px;color:var(--muted);max-width:640px;margin-bottom:60px}

/* ========== PAGE HERO (sub-pages) ========== */
.page-hero{
  padding:100px 0 80px;
  border-bottom:1px solid var(--line);
  background:var(--soft);position:relative;overflow:hidden;
}
.page-hero .breadcrumb{
  font-size:11px;letter-spacing:3px;text-transform:uppercase;
  color:var(--muted);margin-bottom:24px;
}
.page-hero .breadcrumb a{transition:opacity .2s}
.page-hero .breadcrumb a:hover{opacity:.6}
.page-hero .breadcrumb span{margin:0 10px;color:var(--line)}
.page-hero h1{
  font-family:'Cormorant Garamond',serif;
  font-size:clamp(40px,5.5vw,68px);
  line-height:1.05;font-weight:600;letter-spacing:1px;
  margin-bottom:22px;max-width:880px;
}
.page-hero h1 em{font-style:italic;font-weight:500}
.page-hero .lead{
  font-size:17px;color:var(--muted);max-width:680px;
}
.page-hero .kr-bg{
  position:absolute;top:50%;right:-40px;transform:translateY(-50%);
  font-family:'Noto Serif KR',serif;font-weight:900;
  font-size:280px;color:var(--ink);opacity:.04;line-height:1;
  pointer-events:none;
}

/* ========== CONTENT BLOCKS ========== */
.prose{max-width:780px;font-size:16px;color:var(--ink-2);line-height:1.8}
.prose h2{
  font-family:'Cormorant Garamond',serif;
  font-size:32px;font-weight:600;letter-spacing:.5px;
  margin:50px 0 18px;line-height:1.2;
}
.prose h3{
  font-family:'Cormorant Garamond',serif;
  font-size:24px;font-weight:600;
  margin:36px 0 12px;
}
.prose p{margin-bottom:18px}
.prose ul,.prose ol{margin:18px 0 18px 24px}
.prose li{margin-bottom:8px}
.prose strong{color:var(--ink);font-weight:600}
.prose blockquote{
  border-left:3px solid var(--ink);
  padding:6px 0 6px 24px;
  font-family:'Cormorant Garamond',serif;
  font-style:italic;font-size:20px;color:var(--ink);
  margin:30px 0;
}
.prose hr{border:none;border-top:1px solid var(--line);margin:40px 0}
.prose a{text-decoration:underline;text-underline-offset:3px;transition:opacity .2s}
.prose a:hover{opacity:.6}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.four-col{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}

.info-card{
  border:1px solid var(--line);padding:32px 28px;
  background:#fff;transition:all .3s;
}
.info-card:hover{border-color:var(--ink);transform:translateY(-4px);box-shadow:6px 6px 0 var(--ink)}
.info-card .info-num{
  font-family:'Cormorant Garamond',serif;
  font-size:14px;letter-spacing:3px;color:var(--muted);margin-bottom:18px;
}
.info-card h3{
  font-family:'Cormorant Garamond',serif;font-size:24px;
  font-weight:600;margin-bottom:12px;letter-spacing:.5px;
}
.info-card p{font-size:14px;color:var(--muted);line-height:1.7}

.stat-block{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border:1px solid var(--ink);
}
.stat-block .stat{
  padding:36px 28px;border-right:1px solid var(--ink);
  transition:background .3s;
}
.stat-block .stat:last-child{border-right:none}
.stat-block .stat:hover{background:var(--ink);color:#fff}
.stat-block .stat:hover .stat-l{color:#bbb}
.stat-block .stat-n{font-family:'Cormorant Garamond',serif;font-size:46px;font-weight:600;line-height:1}
.stat-block .stat-l{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--muted);margin-top:10px}

/* ========== FAQ ========== */
.faq-item{
  border:1px solid var(--line);margin-bottom:14px;background:#fff;
  transition:border-color .2s;
}
.faq-item.open{border-color:var(--ink)}
.faq-q{
  padding:22px 26px;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:20px;
  font-family:'Cormorant Garamond',serif;font-size:20px;
  font-weight:600;letter-spacing:.3px;
}
.faq-q::after{
  content:'+';font-family:'Cormorant Garamond',serif;
  font-size:28px;font-weight:400;transition:transform .25s;flex-shrink:0;
}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{
  display:none;padding:0 26px 24px;
  font-size:15px;color:var(--muted);line-height:1.75;
}
.faq-item.open .faq-a{display:block}
.faq-a strong{color:var(--ink-2)}

/* ========== JOB / PRESS / PARTNER LIST ========== */
.list-item{
  display:grid;grid-template-columns:140px 1fr auto;gap:30px;
  padding:30px 0;border-bottom:1px solid var(--line);
  align-items:start;transition:padding .25s;
}
.list-item:hover{padding-left:12px}
.list-item:last-child{border-bottom:none}
.list-item .meta{
  font-size:11px;letter-spacing:2px;text-transform:uppercase;
  color:var(--muted);font-weight:600;padding-top:6px;
}
.list-item h3{
  font-family:'Cormorant Garamond',serif;font-size:24px;
  font-weight:600;margin-bottom:6px;
}
.list-item p{font-size:14px;color:var(--muted);line-height:1.6;max-width:560px}
.list-item .arrow{font-family:'Cormorant Garamond',serif;font-size:24px;color:var(--ink);align-self:center}

/* ========== CONTACT FORM ========== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.contact-info h3{
  font-family:'Cormorant Garamond',serif;font-size:28px;
  font-weight:600;margin-bottom:16px;
}
.contact-info p{font-size:15px;color:var(--muted);margin-bottom:24px}
.contact-info .info-row{
  display:flex;align-items:flex-start;gap:14px;padding:16px 0;
  border-bottom:1px solid var(--line);
}
.contact-info .info-row:last-child{border-bottom:none}
.contact-info .info-row strong{
  font-size:11px;letter-spacing:2px;text-transform:uppercase;
  display:block;margin-bottom:4px;color:var(--ink);
}
.contact-info .info-row span{font-size:14px;color:var(--muted)}
.contact-form{border:1px solid var(--ink);padding:36px}
.contact-form h3{
  font-family:'Cormorant Garamond',serif;font-size:26px;
  font-weight:600;margin-bottom:22px;
}
.contact-form .form-row{margin-bottom:18px}
.contact-form label{
  display:block;font-size:11px;letter-spacing:2px;text-transform:uppercase;
  color:var(--muted);font-weight:600;margin-bottom:8px;
}
.contact-form input,.contact-form select,.contact-form textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);
  font-family:'Inter',sans-serif;font-size:14px;outline:none;background:#fff;
}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:var(--ink)}
.contact-form textarea{resize:vertical;min-height:120px}
.contact-form button{width:100%;margin-top:10px}

/* ========== TUTOR-PAGE FILTER ========== */
.filter-bar{
  display:flex;gap:10px;flex-wrap:wrap;margin-bottom:40px;
  padding-bottom:30px;border-bottom:1px solid var(--line);
}
.filter-chip{
  padding:8px 16px;border:1px solid var(--line);font-size:12px;
  letter-spacing:1px;cursor:pointer;transition:all .2s;
  text-transform:uppercase;font-weight:500;background:#fff;
}
.filter-chip:hover{border-color:var(--ink)}
.filter-chip.on{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ========== TUTOR CARDS (from main) ========== */
.tutors-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.tutor-card{background:#fff;border:1px solid var(--line);transition:all .3s;cursor:pointer}
.tutor-card:hover{border-color:var(--ink);transform:translateY(-4px);box-shadow:6px 6px 0 var(--ink)}
.tutor-photo{
  height:280px;background:var(--ink);
  display:flex;align-items:center;justify-content:center;
  font-family:'Noto Serif KR',serif;color:#fff;
  font-weight:700;font-size:64px;position:relative;overflow:hidden;
}
.tutor-photo::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 60%,rgba(0,0,0,.4));
}
.tutor-photo .badge{
  position:absolute;top:14px;right:14px;z-index:2;
  background:#fff;color:var(--ink);font-size:10px;
  letter-spacing:1px;padding:4px 10px;font-weight:600;
}
.tutor-info{padding:22px}
.tutor-info h4{font-family:'Cormorant Garamond',serif;font-size:22px;font-weight:600;margin-bottom:4px}
.tutor-info .role{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.tutor-tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.tutor-tags span{font-size:10px;letter-spacing:1px;padding:3px 9px;border:1px solid var(--ink);text-transform:uppercase}
.tutor-meta{
  display:flex;justify-content:space-between;align-items:center;
  padding-top:14px;border-top:1px solid var(--line);
}
.tutor-rate{font-family:'Cormorant Garamond',serif;font-size:20px;font-weight:600}
.tutor-rate small{font-size:11px;color:var(--muted);letter-spacing:1px}
.tutor-stars{font-size:12px;color:var(--muted)}

/* ========== CTA SECTION ========== */
.cta-section{
  padding:120px 0;text-align:center;
  background:var(--soft);position:relative;overflow:hidden;
}
.cta-section h2{
  font-family:'Cormorant Garamond',serif;
  font-size:clamp(40px,5vw,68px);font-weight:600;line-height:1.1;
  margin-bottom:24px;letter-spacing:1px;
}
.cta-section h2 em{font-style:italic}
.cta-section p{font-size:17px;color:var(--muted);max-width:520px;margin:0 auto 36px}

/* ========== FOOTER ========== */
footer{background:var(--ink);color:#fff;padding:80px 0 30px}
.foot-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:50px;
  padding-bottom:50px;border-bottom:1px solid #333;
}
.foot-brand .brand-name{color:#fff}
.foot-brand .brand-name small{color:#999}
.foot-brand p{color:#999;font-size:14px;margin-top:20px;max-width:320px}
.foot-col h5{
  font-size:11px;letter-spacing:3px;text-transform:uppercase;
  font-weight:600;margin-bottom:20px;color:#fff;
}
.foot-col ul{list-style:none}
.foot-col li{margin-bottom:12px}
.foot-col a{font-size:14px;color:#999;transition:color .2s;cursor:pointer;display:inline-block}
.foot-col a:hover{color:#fff}
.foot-bottom{
  display:flex;justify-content:space-between;align-items:center;
  padding-top:30px;font-size:12px;color:#777;letter-spacing:1px;
}
.socials{display:flex;gap:14px}
.socials a{
  width:36px;height:36px;border:1px solid #333;border-radius:50%;
  display:flex;align-items:center;justify-content:center;transition:all .2s;
}
.socials a:hover{background:#fff;color:var(--ink);border-color:#fff}

.bg-soft{background:var(--soft)}
.bg-ink{background:var(--ink);color:#fff}
.bg-ink .sec-title,.bg-ink h2,.bg-ink h3{color:#fff}
.bg-ink .sec-desc,.bg-ink p{color:#bbb}
.bg-ink .sec-eyebrow{color:#999}
.bg-ink .sec-eyebrow::before{background:#fff}

/* ========== RESPONSIVE ========== */
@media (max-width:960px){
  .tutors-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:40px}
  .two-col,.contact-grid{grid-template-columns:1fr;gap:40px}
  .three-col{grid-template-columns:1fr 1fr}
  .four-col{grid-template-columns:1fr 1fr}
  .stat-block{grid-template-columns:1fr 1fr;border-right:1px solid var(--ink)}
  .stat-block .stat{border-bottom:1px solid var(--ink)}
  .stat-block .stat:nth-last-child(-n+2){border-bottom:none}
  .list-item{grid-template-columns:1fr;gap:10px}
  .menu{display:none}
  .menu.open{
    display:flex;flex-direction:column;position:absolute;
    top:100%;left:0;right:0;background:#fff;padding:24px;
    border-bottom:1px solid var(--line);gap:20px;
  }
  .hamburger{display:block}
  .page-hero{padding:70px 0 60px}
  .page-hero .kr-bg{font-size:180px}
}
@media (max-width:560px){
  section{padding:70px 0}
  .three-col,.four-col,.tutors-grid{grid-template-columns:1fr}
  .stat-block{grid-template-columns:1fr;border-right:1px solid var(--ink)}
  .stat-block .stat{border-bottom:1px solid var(--ink)}
  .stat-block .stat:last-child{border-bottom:none}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:14px;text-align:center}
}