:root{--color-primary: #1B4FD8;--color-primary-dark: #1539A8;--color-danger: #DC2626;--color-success: #16A34A;--color-bg: #FFFFFF;--color-surface: #F8FAFC;--color-border: #E2E8F0;--color-text: #1A202C;--color-text-sub: #4A5568;--color-muted: #718096;--font-family: "Noto Sans KR", -apple-system, BlinkMacSystemFont, sans-serif;--font-xs: 14px;--font-sm: 16px;--font-md: 18px;--font-lg: 22px;--font-xl: 28px;--font-2xl: 34px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--shadow-card: 0 2px 12px rgba(0, 0, 0, .08);--shadow-btn: 0 4px 14px rgba(27, 79, 216, .35)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-family);color:var(--color-text);background:var(--color-bg);line-height:1.6;-webkit-font-smoothing:antialiased}.container{width:100%;max-width:480px;margin:0 auto;padding:0 20px}.section{padding:40px 0}.btn-cta{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:18px 24px;background:var(--color-primary);color:#fff;font-family:var(--font-family);font-size:var(--font-lg);font-weight:700;border:none;border-radius:var(--radius-md);cursor:pointer;text-decoration:none;box-shadow:var(--shadow-btn);transition:background .15s,transform .1s;-webkit-tap-highlight-color:transparent}.btn-cta:active{background:var(--color-primary-dark);transform:scale(.98)}.text-danger{color:var(--color-danger)}.text-primary{color:var(--color-primary)}.text-success{color:var(--color-success)}.text-muted{color:var(--color-muted)}.font-bold{font-weight:700}.font-black{font-weight:900}.divider{height:8px;background:var(--color-surface);margin:0 -20px}