:root {
  --ink:#1c1812; --dust:#7a6e62; --light-dust:#b8af9f;
  --cream:#f5f0e8; --warm-white:#faf8f4; --amber:#c8925a;
  --soft-amber:#e8c99a; --mist:#e4ddd2; --gold:#a8884a;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:'Noto Sans KR',sans-serif;background:var(--warm-white);color:var(--ink);overflow-x:hidden;word-break:keep-all;}

nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:1.2rem 4rem;display:flex;justify-content:space-between;align-items:center;background:rgba(250,248,244,0.95);backdrop-filter:blur(12px);border-bottom:1px solid rgba(200,146,90,0.15);}
.nav-logo{font-family:'Noto Serif KR',serif;font-size:1rem;font-weight:400;color:var(--ink);letter-spacing:0.04em;line-height:1.5;text-decoration:none;display:block;}
.nav-logo span{display:block;font-size:0.72rem;color:var(--amber);letter-spacing:0.1em;font-weight:300;}
.nav-links{display:flex;gap:0;list-style:none;}
.nav-links a{font-size:0.82rem;font-weight:400;color:var(--dust);text-decoration:none;letter-spacing:0.04em;padding:0.5rem 1.2rem;position:relative;transition:color 0.3s;}
.nav-links a::after{content:'';position:absolute;bottom:-1px;left:1.2rem;right:1.2rem;height:2px;background:var(--amber);transform:scaleX(0);transition:transform 0.3s;}
.nav-links a:hover,.nav-links a.active{color:var(--amber);}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1);}
.nav-hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;}
.nav-hamburger span{display:block;width:22px;height:2px;background:var(--dust);}
.mobile-menu{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(250,248,244,0.98);z-index:200;flex-direction:column;align-items:center;justify-content:center;gap:2rem;}
.mobile-menu.open{display:flex;}
.mobile-menu a{font-family:'Noto Serif KR',serif;font-size:1.4rem;font-weight:300;color:var(--ink);text-decoration:none;letter-spacing:0.06em;}
.mobile-menu a:hover{color:var(--amber);}
.mobile-close{position:absolute;top:1.5rem;right:2rem;font-size:1.5rem;cursor:pointer;color:var(--dust);background:none;border:none;}

.section-divider{width:100%;height:1px;background:linear-gradient(90deg,transparent,var(--mist),var(--soft-amber),var(--mist),transparent);}
.section-label{font-size:0.78rem;color:var(--amber);letter-spacing:0.2em;font-weight:400;margin-bottom:1.5rem;display:block;}
.section-header{text-align:center;margin-bottom:4rem;}
.section-header h2{font-family:'Noto Serif KR',serif;font-size:clamp(1.8rem,3vw,2.6rem);font-weight:300;color:var(--ink);line-height:1.55;word-break:keep-all;}
.section-header p{margin-top:1rem;font-size:0.9rem;font-weight:300;color:var(--dust);line-height:1.9;word-break:keep-all;}

.btn-primary{padding:0.9rem 2.2rem;background:var(--amber);color:white;font-size:0.82rem;font-weight:500;letter-spacing:0.1em;text-decoration:none;border:none;cursor:pointer;transition:all 0.3s;display:inline-block;white-space:nowrap;}
.btn-primary:hover{background:var(--gold);transform:translateY(-2px);box-shadow:0 8px 24px rgba(200,146,90,0.3);}
.btn-outline{padding:0.9rem 2.2rem;background:transparent;color:var(--dust);font-size:0.82rem;font-weight:400;letter-spacing:0.1em;text-decoration:none;border:1px solid var(--light-dust);cursor:pointer;transition:all 0.3s;display:inline-block;white-space:nowrap;}
.btn-outline:hover{border-color:var(--amber);color:var(--amber);}

.page-hero{padding:9rem 8rem 4rem;background:var(--cream);border-bottom:1px solid var(--mist);}
.page-hero h1{font-family:'Noto Serif KR',serif;font-size:clamp(2.2rem,4vw,3.4rem);font-weight:300;color:var(--ink);margin-top:0.5rem;}

/* INSTRUCTOR */
.instructor{padding:7rem 8rem;display:grid;grid-template-columns:1fr 1.4fr;gap:6rem;align-items:center;background:var(--warm-white);}
.instructor-photo-wrap{position:relative;}
.instructor-photo{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:center top;display:block;}
.instructor-photo-badge{position:absolute;bottom:-1.5rem;right:-1.5rem;background:var(--amber);color:white;padding:1.2rem 1.6rem;font-family:'Noto Serif KR',serif;font-size:0.82rem;font-weight:400;letter-spacing:0.08em;line-height:1.7;text-align:center;}
.instructor-right .name-ko{font-family:'Noto Serif KR',serif;font-size:clamp(2rem,3.5vw,3rem);font-weight:300;color:var(--ink);letter-spacing:0.08em;margin-bottom:0.4rem;}
.instructor-right .name-title{font-size:0.85rem;font-weight:400;color:var(--amber);letter-spacing:0.15em;margin-bottom:2.5rem;}
.instructor-right p{font-size:0.95rem;font-weight:300;color:var(--dust);line-height:2.2;letter-spacing:0.03em;margin-bottom:1.4rem;word-break:keep-all;}
.instructor-tags{margin-top:2rem;display:flex;flex-wrap:wrap;gap:0.6rem;}
.instructor-tag{font-size:0.78rem;font-weight:400;color:var(--dust);border:1px solid var(--mist);padding:0.4rem 1rem;letter-spacing:0.06em;background:var(--cream);}

/* ABOUT DETAIL */
.about-detail{padding:6rem 8rem;background:var(--cream);display:grid;grid-template-columns:repeat(3,1fr);gap:4rem;}
.about-col h3{font-family:'Noto Serif KR',serif;font-size:1.05rem;font-weight:600;color:var(--ink);margin-bottom:1.5rem;padding-bottom:0.8rem;border-bottom:2px solid var(--amber);}
.about-list{list-style:none;display:flex;flex-direction:column;gap:0.8rem;}
.about-list li{font-size:0.88rem;font-weight:300;color:var(--dust);line-height:1.7;padding-left:1rem;position:relative;word-break:keep-all;}
.about-list li::before{content:'·';position:absolute;left:0;color:var(--amber);}

/* BRAND STORY */
.brand-story{padding:7rem 8rem;display:grid;grid-template-columns:1fr 1.4fr;gap:6rem;align-items:center;background:var(--warm-white);}
.brand-story h2{font-family:'Noto Serif KR',serif;font-size:clamp(1.8rem,3vw,2.8rem);font-weight:300;line-height:1.65;color:var(--ink);word-break:keep-all;}
.brand-story h2 em{font-style:normal;color:var(--amber);}
.brand-story-right p{font-size:0.95rem;font-weight:300;color:var(--dust);line-height:2.2;letter-spacing:0.03em;margin-bottom:1.4rem;word-break:keep-all;}
.brand-quote{margin-top:2.5rem;padding:1.8rem 2rem;border-left:2px solid var(--amber);background:rgba(200,146,90,0.05);}
.brand-quote p{font-family:'Noto Serif KR',serif;font-size:1rem;font-weight:400;color:var(--ink);line-height:2;letter-spacing:0.05em;word-break:keep-all;}

/* PROGRAMS */
.programs{padding:7rem 8rem;background:var(--warm-white);}
.programs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;}
.prog-card{background:var(--cream);padding:2.8rem 2.4rem;position:relative;overflow:hidden;transition:all 0.4s;}
.prog-card::before{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--amber),var(--soft-amber));transform:scaleX(0);transform-origin:left;transition:transform 0.4s ease;}
.prog-card:hover{transform:translateY(-6px);box-shadow:0 20px 48px rgba(28,24,18,0.08);}
.prog-card:hover::before{transform:scaleX(1);}
.prog-num{font-family:'Noto Serif KR',serif;font-size:2.2rem;font-weight:300;color:var(--soft-amber);line-height:1;margin-bottom:1.4rem;}
.prog-card h3{font-family:'Noto Serif KR',serif;font-size:1.02rem;font-weight:600;color:var(--ink);margin-bottom:0.8rem;line-height:1.55;word-break:keep-all;}
.prog-card p{font-size:0.85rem;font-weight:300;color:var(--dust);line-height:2;word-break:keep-all;}
.prog-tags{margin-top:1.5rem;display:flex;flex-wrap:wrap;gap:0.5rem;}
.tag{font-size:0.72rem;font-weight:400;color:var(--amber);background:rgba(200,146,90,0.1);padding:0.25rem 0.7rem;letter-spacing:0.04em;white-space:nowrap;}

/* CURRICULUM */
.curriculum{padding:7rem 8rem;background:var(--warm-white);}
.curriculum-dark{background:var(--ink);}
.curriculum-table{width:100%;border:1px solid var(--mist);margin:2.5rem 0;overflow:hidden;}
.curriculum-table-dark{border-color:rgba(200,146,90,0.2);}
.curr-row{display:grid;grid-template-columns:80px 1fr 2fr;border-bottom:1px solid var(--mist);transition:background 0.2s;}
.curr-row:hover{background:rgba(200,146,90,0.04);}
.curr-row-dark{border-bottom-color:rgba(200,146,90,0.12);}
.curr-row-dark:hover{background:rgba(200,146,90,0.06);}
.curr-last{border-bottom:none;}
.curr-header{background:var(--cream);}
.curr-header-dark{background:rgba(200,146,90,0.1);}
.curr-cell{padding:1.1rem 1.4rem;font-size:0.86rem;font-weight:300;color:var(--dust);border-right:1px solid var(--mist);display:flex;align-items:center;word-break:keep-all;line-height:1.7;}
.curr-cell:last-child{border-right:none;}
.curr-theme{font-weight:500;color:var(--ink);font-size:0.88rem;}
.curr-header .curr-cell,.curr-header-dark .curr-cell{font-size:0.75rem;font-weight:500;letter-spacing:0.1em;}
.curr-header .curr-cell{color:var(--dust);}
.curr-header-dark .curr-cell{color:var(--soft-amber);border-right-color:rgba(200,146,90,0.2);}
.curr-badge{display:inline-flex;align-items:center;justify-content:center;width:2.2rem;height:2.2rem;background:rgba(200,146,90,0.12);color:var(--amber);font-size:0.78rem;font-weight:500;border-radius:50%;flex-shrink:0;}
.curr-badge-final{background:var(--amber);color:white;}
.curr-badge-dark{display:inline-flex;align-items:center;justify-content:center;width:2.2rem;height:2.2rem;background:rgba(200,146,90,0.15);color:var(--soft-amber);font-size:0.78rem;font-weight:500;border-radius:50%;flex-shrink:0;}
.curriculum-dark .curr-cell{color:var(--light-dust);border-right-color:rgba(200,146,90,0.12);}
.curriculum-dark .curr-theme{color:var(--cream);}
.curriculum-info{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--mist);border:1px solid var(--mist);margin-top:1rem;}
.curr-info-item{background:var(--cream);padding:1.2rem 1.4rem;display:flex;flex-direction:column;gap:0.4rem;}
.curr-info-dark{background:rgba(255,255,255,0.04);}
.curr-info-label{font-size:0.72rem;font-weight:500;color:var(--amber);letter-spacing:0.1em;}
.curr-info-value{font-size:0.84rem;font-weight:300;color:var(--dust);word-break:keep-all;line-height:1.6;}
.curriculum-dark .curr-info-value{color:var(--light-dust);}
.corp-info-wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(200,146,90,0.15);border:1px solid rgba(200,146,90,0.2);margin-top:2rem;}
.corp-program-wrap{margin-bottom:4rem;}
.corp-program-label{font-size:0.82rem;font-weight:400;color:var(--amber);letter-spacing:0.12em;padding-bottom:1rem;border-bottom:1px solid rgba(200,146,90,0.25);margin-bottom:2rem;}
.corp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;}
.corp-card{border:1px solid rgba(200,146,90,0.2);padding:1.8rem;transition:all 0.3s;}
.corp-card:hover{border-color:rgba(200,146,90,0.5);background:rgba(200,146,90,0.05);}
.corp-target{font-size:0.72rem;font-weight:500;color:var(--amber);letter-spacing:0.12em;margin-bottom:0.6rem;}
.corp-name{font-family:'Noto Serif KR',serif;font-size:0.95rem;font-weight:600;color:var(--cream);margin-bottom:0.8rem;line-height:1.5;word-break:keep-all;}
.corp-desc{font-size:0.82rem;font-weight:300;color:var(--light-dust);line-height:1.9;word-break:keep-all;}
.text-center{text-align:center;}

/* GALLERY */
.gallery{padding:7rem 8rem;background:var(--cream);}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;}
.gallery-item{overflow:hidden;position:relative;background:var(--mist);}
.gallery-item img{width:100%;height:100%;object-fit:cover;display:block;transition:transform 0.5s ease;}
.gallery-item:hover img{transform:scale(1.04);}
.gallery-item.tall{grid-row:span 2;}
.gallery-item.wide{grid-column:span 2;}
.gallery-item .g-label{position:absolute;bottom:0;left:0;right:0;padding:1.2rem 1.4rem 1rem;background:linear-gradient(to top,rgba(28,24,18,0.6),transparent);font-size:0.78rem;font-weight:300;color:rgba(255,255,255,0.85);letter-spacing:0.08em;opacity:0;transition:opacity 0.3s;}
.gallery-item:hover .g-label{opacity:1;}
.gallery-sub-label{font-family:'Noto Serif KR',serif;font-size:0.88rem;font-weight:400;color:var(--dust);letter-spacing:0.12em;margin:3.5rem 0 1.2rem;padding-bottom:0.8rem;border-bottom:1px solid var(--mist);}

/* CONTACT */
.contact-page{padding:7rem 8rem;background:var(--cream);display:grid;grid-template-columns:1fr 1fr;gap:6rem;align-items:start;}
.contact-left h2{font-family:'Noto Serif KR',serif;font-size:clamp(1.8rem,3vw,2.6rem);font-weight:300;line-height:1.65;color:var(--ink);margin-bottom:1.5rem;word-break:keep-all;}
.contact-left>p{font-size:0.9rem;font-weight:300;color:var(--dust);line-height:2.1;word-break:keep-all;}
.contact-info{margin-top:2.5rem;display:flex;flex-direction:column;gap:1rem;}
.contact-info-item{display:flex;align-items:center;gap:1rem;font-size:0.86rem;color:var(--dust);font-weight:300;}
.contact-info-item a{color:var(--dust);text-decoration:none;transition:color 0.3s;}
.contact-info-item a:hover{color:var(--amber);}
.ico{width:2.2rem;height:2.2rem;background:rgba(200,146,90,0.12);display:flex;align-items:center;justify-content:center;font-size:0.9rem;flex-shrink:0;}
.contact-buttons{display:flex;flex-direction:column;gap:1.2rem;padding-top:1rem;}
.contact-btn-card{display:block;padding:1.8rem 2rem;border:1px solid var(--mist);background:var(--warm-white);text-decoration:none;transition:all 0.3s;position:relative;}
.contact-btn-card:hover{border-color:var(--amber);transform:translateY(-3px);box-shadow:0 12px 32px rgba(200,146,90,0.12);}
.contact-btn-card .card-label{font-size:0.72rem;font-weight:400;color:var(--amber);letter-spacing:0.15em;display:block;margin-bottom:0.5rem;}
.contact-btn-card .card-title{font-family:'Noto Serif KR',serif;font-size:1.08rem;font-weight:600;color:var(--ink);display:block;margin-bottom:0.4rem;}
.contact-btn-card .card-desc{font-size:0.82rem;font-weight:300;color:var(--dust);word-break:keep-all;}
.contact-btn-card .arrow{position:absolute;right:1.8rem;top:50%;transform:translateY(-50%);font-size:1.1rem;color:var(--amber);opacity:0;transition:opacity 0.3s,right 0.3s;}
.contact-btn-card:hover .arrow{opacity:1;right:1.4rem;}

/* FOOTER */
footer{background:var(--ink);padding:4rem 8rem;display:grid;grid-template-columns:1fr 1fr 1fr;gap:3rem;}
.footer-brand .name{font-family:'Noto Serif KR',serif;font-size:1rem;font-weight:400;color:var(--cream);letter-spacing:0.05em;margin-bottom:0.3rem;}
.footer-brand .tagline{font-size:0.75rem;color:var(--amber);letter-spacing:0.12em;margin-bottom:1.2rem;font-weight:300;}
.footer-brand p{font-size:0.78rem;font-weight:300;color:var(--light-dust);line-height:2;word-break:keep-all;}
.footer-links h4{font-family:'Noto Serif KR',serif;font-size:0.82rem;font-weight:400;color:var(--cream);letter-spacing:0.1em;margin-bottom:1.2rem;}
.footer-links ul{list-style:none;display:flex;flex-direction:column;gap:0.7rem;}
.footer-links a{font-size:0.8rem;font-weight:300;color:var(--light-dust);text-decoration:none;letter-spacing:0.04em;transition:color 0.3s;}
.footer-links a:hover{color:var(--amber);}
.footer-bottom{background:var(--ink);padding:1.5rem 8rem;border-top:1px solid rgba(200,146,90,0.12);display:flex;justify-content:space-between;align-items:center;}
.footer-bottom p{font-size:0.75rem;font-weight:300;color:rgba(184,175,159,0.5);letter-spacing:0.04em;}

/* REVEAL */
.reveal{opacity:0;transform:translateY(24px);transition:opacity 0.7s ease,transform 0.7s ease;}
.reveal.visible{opacity:1;transform:translateY(0);}

@media(max-width:900px){
  nav{padding:1.2rem 1.6rem;}
  .nav-links{display:none;}
  .nav-hamburger{display:flex;}
  .page-hero{padding:7rem 1.8rem 3rem;}
  .instructor{grid-template-columns:1fr;gap:3rem;padding:5rem 1.8rem;}
  .instructor-photo-badge{right:0;bottom:-1rem;}
  .about-detail{grid-template-columns:1fr;gap:2.5rem;padding:4rem 1.8rem;}
  .brand-story{grid-template-columns:1fr;gap:2.5rem;padding:5rem 1.8rem;}
  .programs{padding:5rem 1.8rem;}
  .programs-grid{grid-template-columns:1fr;}
  .curriculum{padding:5rem 1.8rem;}
  .curr-row{grid-template-columns:56px 1fr;}
  .curr-detail{display:none;}
  .curriculum-info,.corp-info-wrap{grid-template-columns:1fr 1fr;}
  .corp-grid{grid-template-columns:1fr;}
  .gallery{padding:5rem 1.8rem;}
  .gallery-grid{grid-template-columns:1fr 1fr;}
  .gallery-item.tall{grid-row:span 1;}
  .gallery-item.wide{grid-column:span 2;}
  .contact-page{grid-template-columns:1fr;gap:3rem;padding:5rem 1.8rem;}
  footer{grid-template-columns:1fr;padding:3rem 1.8rem;}
  .footer-bottom{padding:1.5rem 1.8rem;flex-direction:column;gap:0.5rem;text-align:center;}
}