:root{font-family:Arial,"Noto Sans KR",sans-serif;color:#172033;background:#f5f7fb;font-synthesis:none;text-rendering:optimizeLegibility;--ink:#172033;--muted:#718096;--line:#e4e9f1;--accent:#4a70e8;--surface:#fff}*{box-sizing:border-box}body{min-height:100vh;margin:0;background:#f5f7fb;color:var(--ink)}a{color:inherit}.auth-bar{min-height:68px;display:flex;align-items:center;gap:20px;padding:0 max(24px,calc((100vw - 1080px)/2));border-bottom:1px solid var(--line);background:rgba(255,255,255,.92)}.brand{margin-right:auto;color:var(--ink);font-weight:800;font-size:18px;text-decoration:none;letter-spacing:-.04em}.site-nav{display:flex;align-items:center;gap:6px}.site-nav a{padding:10px 12px;border-radius:9px;color:#58647a;font-size:14px;text-decoration:none}.site-nav a:hover,.site-nav a[aria-current=page]{background:#eef2ff;color:var(--accent)}.login-button,#logout-button{border:0;border-radius:9px;background:var(--ink);color:#fff;padding:10px 15px;text-decoration:none;cursor:pointer;font:inherit;font-size:14px}.container,.page-container{width:min(100% - 40px,1080px);min-height:calc(100vh - 140px);margin:0 auto;padding:76px 0}.container>header,.page-header{text-align:left;margin:0 0 42px}.container>header h1,.page-header h1{margin:0 0 12px;font-size:46px;letter-spacing:-.05em}.container>header p,.page-header>p:last-child{margin:0;color:var(--muted);font-size:17px}.eyebrow{margin:0 0 10px;color:var(--accent);font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card{min-height:220px;padding:28px;border:1px solid var(--line);border-radius:18px;background:var(--surface);display:flex;flex-direction:column;align-items:flex-start;justify-content:center;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease}.card:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(26,44,82,.08)}.icon{font-size:38px;margin:0 0 22px}.card h2{margin:0 0 8px;font-size:22px}.card span{color:var(--muted);font-size:14px;font-weight:500}.page-section{padding:24px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}.section-heading h2{margin:0;font-size:20px}.section-heading>span{color:var(--muted);font-size:14px}.section-heading button:disabled{opacity:.55;cursor:not-allowed}.empty-state{min-height:225px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;text-align:center}.empty-state .icon{margin:0 0 14px}.empty-state h3{margin:0 0 8px;font-size:17px}.empty-state p{margin:0;color:var(--muted);font-size:14px;line-height:1.6}footer{padding:25px;text-align:center;color:#98a2b3;font-size:13px}.login-modal[hidden]{display:none}.login-modal{position:fixed;z-index:20;inset:0;display:grid;place-items:center;padding:20px}.login-modal__backdrop{position:absolute;inset:0;background:rgba(14,23,43,.45)}.login-modal__panel{position:relative;z-index:1;width:min(100%,400px);padding:32px;border-radius:18px;background:var(--surface);box-shadow:0 20px 50px rgba(0,0,0,.2)}.login-modal__panel h2{margin:0 0 10px}.login-modal__panel>div>p,form>p{color:#666;margin:0 0 20px}.login-modal__close{position:absolute;top:12px;right:14px;border:0;background:transparent;font-size:26px;cursor:pointer}.provider-button{display:block;width:100%;margin-top:10px;padding:13px;border:1px solid var(--line);border-radius:9px;background:#fff;color:#222;text-align:center;font:inherit;text-decoration:none;cursor:pointer}.provider-button:disabled{color:#999;cursor:not-allowed}.provider-button small{margin-left:5px}.text-button{border:0;background:transparent;color:var(--accent);cursor:pointer;font:inherit}.login-modal label{display:block;margin-top:14px;font-size:13px;font-weight:bold}.login-modal input{display:block;width:100%;margin-top:7px;padding:12px;border:1px solid var(--line);border-radius:8px;font:14px Arial}.full{width:100%;margin-top:18px}.form-error{color:#c33!important;font-size:13px}.form-switch{text-align:center;margin:18px 0 0!important}@media(max-width:760px){.auth-bar{flex-wrap:wrap;gap:8px;padding:12px 16px}.brand{width:100%}.site-nav{flex:1;overflow:auto}.site-nav a{padding:8px}.container,.page-container{width:min(100% - 30px,1080px);padding:48px 0}.container>header h1,.page-header h1{font-size:36px}.cards{grid-template-columns:1fr}.card{min-height:150px;padding:22px}.icon{margin-bottom:12px}.page-section{padding:18px}}