:root{--font-main:"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic","Segoe UI",sans-serif;--bg:#f6f4ef;--surface:#fffdf9;--text:#1d232b;--muted:#5b6572;--primary:#1f6feb;--primary-strong:#1457bb;--line:#d9dee7}*{box-sizing:border-box}body,html{margin:0;padding:0;background:radial-gradient(circle at top right,#fffaf0 0,var(--bg) 45%,#eef2f8 100%);color:var(--text);font-family:var(--font-main)}button,input,select,textarea{font:inherit}a{color:inherit;text-decoration:none}.hub-container{max-width:960px;margin:0 auto;padding:40px 20px 64px}.hub-header{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px}.quote-button{border:0;border-radius:10px;background:var(--primary);color:#fff;padding:10px 14px;font-weight:700;cursor:pointer}.quote-button:hover{background:var(--primary-strong)}.quote-button:disabled{opacity:.75;cursor:wait}.empty-text,.quote-text{color:var(--text);font-weight:600;line-height:1.6}.project-section{margin-top:24px}.project-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));grid-gap:12px;gap:12px}.project-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px}.project-card span{display:block;color:var(--muted);margin-top:6px}.toast-viewport{position:fixed;top:16px;right:16px;z-index:9999;width:min(360px,calc(100vw - 32px));display:grid;grid-gap:8px;gap:8px}.toast{border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--text);padding:12px 14px;font-weight:600;box-shadow:0 10px 24px rgba(0,0,0,.08)}.toast-info{border-left:4px solid #46607f}.toast-success{border-left:4px solid #1c8c57}.toast-error{border-left:4px solid #c84c4c}