:root{--bg-primary:#0a0a0a;--bg-secondary:#121212;--bg-tertiary:#1e1e1e;--text-primary:#fff;--text-secondary:#a0a0a0;--text-inverse:#fff;--accent-primary:#007aff;--accent-primary-hover:#005bb5;--accent-primary-dim:rgba(0,122,255,.15);--accent-red:#ff3b30;--accent-blue:#007aff;--max-width:1200px;--nav-height:64px;--font-primary:"Pretendard",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}ul{list-style:none}button{cursor:pointer;border:none;background:none;font-family:inherit}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 20px}.section-padding{padding:80px 0}@media (max-width:768px){.section-padding{padding:50px 0}}h1,h2,h3,h4,h5,h6{line-height:1.3;margin-bottom:.5em;font-weight:700}.text-primary{color:var(--accent-primary)}.text-gradient{background:linear-gradient(90deg,#fff,#a0a0a0);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.btn{display:inline-flex;align-items:center;justify-content:center;padding:16px 32px;border-radius:8px;font-weight:700;font-size:1.1rem;transition:all .2s ease-in-out;text-align:center}.btn-primary{background-color:var(--accent-primary);color:var(--text-inverse);box-shadow:0 4px 14px 0 rgba(0,122,255,.39)}.btn-primary:hover{background-color:var(--accent-primary-hover);transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,122,255,.5)}.btn-secondary{background-color:transparent;color:var(--text-primary);border:1px solid var(--text-secondary)}.btn-secondary:hover{background-color:var(--bg-tertiary);border-color:var(--text-primary)}