:root{--bg-primary:#05060b;--bg-elevated:rgba(21,24,35,.6);--bg-sidebar:rgba(9,11,20,.8);--card-border:hsla(0,0%,100%,.06);--text-primary:#f5f6f7;--text-secondary:rgba(245,246,247,.65);--accent:#6c5ce7;--accent-soft:rgba(108,92,231,.16);--accent-strong:#8f75ff;--danger:#ff7675;--divider:hsla(0,0%,100%,.08);--radius-lg:20px;--radius-md:16px;--radius-sm:12px;--shadow-soft:0 30px 60px -20px rgba(8,11,22,.6);--shadow-card:0 12px 32px -12px rgba(8,11,22,.5)}*,:after,:before{box-sizing:border-box}body,html{padding:0;margin:0;min-height:100%}body{font-family:Inter,Pretendard,Noto Sans KR,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:radial-gradient(120% 120% at 80% 0,rgba(108,92,231,.35) 0,rgba(12,14,24,0) 50%),radial-gradient(140% 160% at 0 100%,rgba(46,213,115,.25) 0,rgba(12,14,24,0) 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auth-spinner{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.auth-page{min-height:100vh;display:flex;flex-direction:column;gap:48px;padding:clamp(24px,5vw,48px);background:#0f1015;color:var(--text-primary)}.auth-page__nav{display:flex;justify-content:space-between;align-items:center}.auth-page__nav-brand{font-size:1.2rem;font-weight:700;letter-spacing:.03em}.auth-page__nav-actions{display:flex;gap:12px}.auth-page__body{display:grid;grid-template-columns:minmax(0,420px) minmax(0,1fr);grid-gap:clamp(32px,6vw,64px);gap:clamp(32px,6vw,64px);align-items:center}.auth-card{padding:clamp(28px,5vw,36px);border-radius:32px;background:rgba(16,16,22,.9);border:1px solid hsla(0,0%,100%,.08);display:grid;grid-gap:20px;gap:20px}.auth-card h1{margin:0;font-size:clamp(1.9rem,4vw,2.4rem);letter-spacing:-.01em;line-height:1.2}.auth-card 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