:root{--ink:#15221d;--muted:#718078;--cream:#f3f1e9;--paper:#fbfaf6;--line:#dedfd8;--green:#176b4d;--lime:#dff06c;--red:#b8463e;--shadow:0 16px 50px rgba(24,41,33,.09)}*{box-sizing:border-box}body{margin:0;font-family:Inter,Pretendard,"Noto Sans KR",system-ui,sans-serif;background:var(--cream);color:var(--ink)}button,input,select{font:inherit}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 10%,#e5efc8,transparent 30%),linear-gradient(135deg,#f4f2e9 55%,#dce8db)}.login-card{width:min(460px,100%);background:rgba(251,250,246,.94);padding:48px;border:1px solid rgba(21,34,29,.08);box-shadow:var(--shadow);border-radius:4px}.brand-mark,.logo span{display:grid;place-items:center;background:var(--ink);color:var(--lime);font-family:Georgia,serif;font-weight:700}.brand-mark{width:48px;height:48px;font-size:27px;margin-bottom:34px}.eyebrow{font-size:11px;letter-spacing:.18em;font-weight:800;color:var(--green);margin:0 0 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