:root{--ink:#101828;--muted:#667085;--line:#e4e7ec;--paper:#f7f8fa;--white:#fff;--blue:#2563eb;--navy:#102a56;--mint:#0f766e;--orange:#ea580c;--red:#b42318;--shadow:0 16px 48px rgba(16,24,40,.08)}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Noto Sans KR",sans-serif;line-height:1.55}a{color:inherit;text-decoration:none}.container{width:min(1120px,calc(100% - 32px));margin:42px auto 90px}.narrow{width:min(520px,calc(100% - 32px));margin:10vh auto}.admin-nav{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;padding:17px max(24px,calc((100vw - 1120px)/2));background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.admin-nav nav{display:flex;gap:22px;align-items:center}.admin-nav nav form{margin:0}.brand{font-size:20px;font-weight:850;letter-spacing:-.6px}.brand 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