:root{--color-primary: #0b2a5b;--color-primary-light: #1a4a8b;--color-accent: #ff8a00;--color-bg: #ffffff;--color-bg-alt: #f7f9fc;--color-text: #1a1a1a;--color-text-muted: #5a6470;--color-border: #e3e8ee;--color-success: #22c55e;--color-danger: #ef4444;--color-warning: #f59e0b;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans KR", Arial, sans-serif;--font-size-base: 16px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 16px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .12);--container-max: 1200px}*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:var(--font-family);font-size:var(--font-size-base);color:var(--color-text);background:var(--color-bg);line-height:1.6}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{font-weight:700;line-height:1.25;margin:0 0 .5em}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}.container{max-width:var(--container-max);margin:0 auto;padding:0 24px}.btn{display:inline-block;padding:12px 24px;border-radius:var(--radius-md);font-weight:600;border:none;cursor:pointer;font-size:1rem;text-decoration:none;transition:transform .1s,box-shadow .1s}.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-md);text-decoration:none}.btn-primary{background:var(--color-primary);color:#fff}.btn-accent{background:var(--color-accent);color:#fff}.btn-outline{background:transparent;color:var(--color-primary);border:2px solid var(--color-primary)}.card{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm)}.section{padding:64px 0}.section-alt{background:var(--color-bg-alt)}.grid{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.center{text-align:center}.muted{color:var(--color-text-muted)}@media (max-width: 768px){h1{font-size:2rem}h2{font-size:1.5rem}.section{padding:40px 0}}