:root{--ink:#191b1c;--muted:#62666a;--yellow:#ffce00;--line:#e4e5e3;--site-header-offset:80px}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:#fafaf7;font-family:Pretendard,-apple-system,BlinkMacSystemFont,'Malgun Gothic',sans-serif;line-height:1.7}a{color:inherit}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #9b7700;outline-offset:3px}
.header{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:80px;padding:18px 40px;position:fixed;inset:0 0 auto;width:100%;z-index:1000;background:#fff;border-bottom:1px solid var(--line)}.logo{height:36px;width:auto;cursor:pointer}.gnb-menu{display:flex;align-items:center;gap:30px}.gnb-menu a{padding:10px 0;text-decoration:none;font-size:15px;font-weight:650;white-space:nowrap}.nav-buttons{display:flex;gap:8px;align-items:center;flex-shrink:0}.btn-base{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 16px;border-radius:7px;border:0;font-size:13px;font-weight:700;cursor:pointer;white-space:nowrap}.btn-login{background:var(--ink);color:#fff}.btn-home{background:var(--yellow);color:var(--ink)}.btn-logout{background:#f2f3f1;color:#4f5457}
.seminar-main{width:min(1120px,calc(100% - 80px));margin:auto;padding:calc(var(--site-header-offset) + 32px) 0 70px}.back{display:inline-block;font-size:13px;color:var(--muted);text-decoration:none;margin-bottom:32px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.16em;color:#7d7137;margin-bottom:14px}h1{font-size:clamp(32px,4.2vw,52px);line-height:1.35;letter-spacing:-.055em;margin:0;word-break:keep-all}h1 span{background:linear-gradient(transparent 65%,#ffdf57 65%)}.lead{font-size:17px;color:var(--muted);margin:22px 0 28px;word-break:keep-all}.event-meta{display:flex;flex-wrap:wrap;gap:8px 28px;padding:22px 0;border-top:1px solid #caccc2;border-bottom:1px solid #caccc2;font-size:14px}.event-meta span{color:#62666a}.content-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:64px;margin-top:45px}.topics h2{font-size:23px;letter-spacing:-.04em;margin:3px 0 30px}.topics ol{padding:0;list-style:none;counter-reset:topics}.topics li{counter-increment:topics;border-top:1px solid var(--line);padding:22px 0 16px}.topics li::before{content:'0' counter(topics);font-size:12px;letter-spacing:.1em;display:block;margin-bottom:10px;color:#827445}.topics li strong{font-size:18px}.topics p{color:var(--muted);font-size:14px;margin:8px 0;word-break:keep-all}.note{border-left:3px solid var(--yellow);padding:14px 18px;background:#f1f1e9;font-size:13px;line-height:1.9}.panel{background:white;border:1px solid var(--line);border-radius:16px;padding:32px}.panel h2{font-size:23px;line-height:1.5;margin:0 0 20px;letter-spacing:-.03em}.form-heading .eyebrow{display:block;margin-bottom:8px}.muted{color:var(--muted)}.small{font-size:12px}.availability{padding:12px 15px;background:#fff7cf;border-radius:7px;font-size:14px;font-weight:700}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}label{display:block;font-size:13px;font-weight:650;margin:0 0 18px}label>span:not(.check span){color:#8a6a00}label small{font-weight:400;color:var(--muted);margin-left:4px}input:not([type=checkbox]),select,textarea{display:block;width:100%;border:1px solid #cbd0c7;border-radius:7px;background:#fff;color:var(--ink);padding:12px 13px;min-height:46px;margin-top:7px;font-size:16px}textarea{resize:vertical}.check{display:flex;align-items:flex-start;gap:10px;font-weight:500;font-size:13px;cursor:pointer}.check input{width:18px;height:18px;flex-shrink:0;margin:3px 0;accent-color:#7d6500}.check span{color:var(--ink)}.privacy{margin:18px 0 14px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0;font-size:12px}.privacy summary{cursor:pointer;font-weight:700}.privacy p{color:var(--muted);line-height:1.9}.button{display:inline-flex;align-items:center;justify-content:center;gap:18px;padding:12px 20px;border:0;border-radius:8px;background:var(--yellow);font-weight:750;color:#181a18;text-decoration:none;cursor:pointer;min-height:46px;font-size:14px}.submit{display:flex;width:100%;justify-content:space-between;padding:15px 20px;font-size:16px;margin-top:24px}.button:hover{background:#ffdb3e}.secondary{padding:10px 17px;border:1px solid #cbd0c7;border-radius:7px;cursor:pointer;background:white;color:#444;min-height:44px}.error{padding:14px 18px;background:#fff0ef;color:#9d2721;border:1px solid #f3c3bf;border-radius:8px;font-size:14px;overflow-wrap:anywhere}.notice-box{padding:20px;background:#f8f5e7;border-radius:8px;font-size:14px}.notice-box p{margin-bottom:0}.trap{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}.receipt{max-width:660px;margin:42px auto}.receipt h2{margin-top:18px}.tag{font-size:12px;display:inline-block;padding:4px 10px;border-radius:5px;background:#f3e9b4;font-weight:700}.tag.confirmed{background:#e8f2e5;color:#285629}.tag.waiting{background:#fff0cb;color:#77520b}.tag.cancelled{background:#eee;color:#666}.seminar-footer{text-align:center;font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding:28px 20px 38px;line-height:2}.mobile-only{display:none}.admin-top{display:flex;justify-content:space-between;padding:22px 5%;border-bottom:1px solid var(--line);font-size:14px;background:white}.admin-top a{text-decoration:none}.admin-main{width:min(1000px,calc(100% - 40px));margin:45px auto 70px}.login-panel{max-width:480px;margin:35px auto}.admin-actions{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:24px 0}.stats>div{background:white;border:1px solid var(--line);border-radius:10px;padding:22px}.stats span{font-size:13px;color:var(--muted)}.stats strong{display:block;font-size:34px}.stats small{font-size:14px;font-weight:500;color:var(--muted)}.applications{display:grid;gap:18px;margin-top:24px}.application-head{display:flex;justify-content:space-between;align-items:center;gap:20px}.application h2{font-size:21px;margin:12px 0}.application h2 small{font-size:14px;font-weight:500;color:var(--muted)}dl{display:grid;grid-template-columns:90px 1fr;font-size:14px;gap:8px 14px}dt{color:var(--muted)}dd{margin:0;overflow-wrap:anywhere}.row-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:20px}.empty{text-align:center;color:var(--muted)}
@media(max-width:1000px){.header{padding-inline:24px;gap:18px}.gnb-menu{gap:20px}.logo{height:30px}.content-grid{gap:30px}.seminar-main{width:calc(100% - 48px)}}
@media(max-width:900px){.header{flex-wrap:wrap;row-gap:8px;padding:14px 24px 9px}.gnb-menu{order:3;width:100%;justify-content:space-between}.nav-buttons{margin-left:auto}.seminar-main{padding-top:calc(var(--site-header-offset) + 24px)}}
@media(max-width:700px){.content-grid{grid-template-columns:1fr;gap:26px}.topics ol{margin-bottom:22px}.event-meta{display:grid;gap:6px}.panel{padding:24px}.lead{font-size:15px}.topics h2{margin-bottom:16px}.topics li{padding:16px 0}.topics li::before{display:inline-block;margin-right:12px}.topics p{margin-left:31px}.application-head{display:block}.stats{gap:8px}.stats>div{padding:14px 10px}.stats strong{font-size:28px}.stats span,.stats small{font-size:11px}.application h2 small{display:block}}
@media(max-width:600px){.header{position:relative;padding:14px 20px 8px;gap:9px}.logo{height:27px}.btn-base{font-size:12px;min-height:38px;padding:9px 10px}.gnb-menu{gap:0}.gnb-menu a{font-size:14px;padding:10px 5px}.seminar-main{width:calc(100% - 36px);padding-top:20px}.back{margin-bottom:28px}h1{font-size:34px}.mobile-only{display:block}.field-row{gap:12px}.panel{padding:22px 18px}.admin-main{margin-top:30px}.admin-top{font-size:12px;padding:18px}.content-grid{margin-top:28px}}
@media(max-width:359px){.header{padding-inline:12px}.logo{height:23px}.btn-base{font-size:11px;padding-inline:8px}.gnb-menu a{font-size:13px}h1{font-size:29px}.field-row{grid-template-columns:1fr;gap:0}}