:root{color-scheme:light;--bg:#f3eee4;--panel:#fdfaf4;--panel-border:#cbbca6;--text:#1d1b18;--muted:#5b5347;--accent:#2d5d63;--accent-strong:#16363b;--danger:#8b2e2e}*{box-sizing:border-box}body,html{margin:0;padding:0;min-height:100%;background:radial-gradient(circle at top left,rgba(45,93,99,.09),transparent 26rem),linear-gradient(180deg,#f6f1e7 0,var(--bg) 100%);color:var(--text);font-family:Pretendard Variable,Apple SD Gothic Neo,Malgun Gothic,sans-serif}body{min-height:100vh}button,input{font:inherit}.page-shell{width:min(1080px,calc(100vw - 2rem));margin:0 auto;padding:clamp(2rem,3vw,3.5rem) 0 4rem}.dashboard-shell,.stack{display:grid;grid-gap:1rem;gap:1rem}.panel{background:rgba(253,250,244,.92);border:1px solid var(--panel-border);padding:clamp(1.25rem,2vw,2rem)}.header-panel{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem}.auth-panel{width:min(520px,100%);margin:10vh auto 0}.eyebrow{color:var(--accent);font-size:.84rem;letter-spacing:.08em;text-transform:uppercase}.eyebrow,h1,h2{font-weight:700}h1,h2{margin:0;line-height:1.15}h1{margin-top:.25rem;font-size:clamp(2rem,3vw,3.25rem)}h2{font-size:1.05rem}.error-text,.muted-text,.supporting-copy{margin:0;line-height:1.6}.muted-text,.supporting-copy{color:var(--muted)}.error-text{color:var(--danger);font-weight:600}.field{display:grid;grid-gap:.5rem;gap:.5rem}.field-heading{display:grid;grid-gap:.35rem;gap:.35rem}.field span{font-size:.92rem;font-weight:700}input[type=file],input[type=password]{width:100%;border:1px solid #a9987a;background:#fffdf8;padding:.85rem .95rem}.upload-slots{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:1rem;gap:1rem}.upload-slot-status{min-height:3.25rem;border:1px solid rgba(161,149,126,.45);background:rgba(255,253,248,.72);padding:.8rem .9rem;display:grid;grid-gap:.25rem;gap:.25rem;align-content:center}.upload-slot-name{font-weight:600;line-break:anywhere}.primary-button,.secondary-button{border:0;padding:.9rem 1.15rem;cursor:pointer;transition:transform .12s ease,opacity .12s ease}.primary-button:hover,.secondary-button:hover{transform:translateY(-1px)}.primary-button:disabled{cursor:wait;opacity:.65}.primary-button{background:var(--accent-strong);color:#f6f1e7;font-weight:700}.secondary-button{background:transparent;color:var(--text);border:1px solid #a9987a}.file-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:1rem;gap:1rem}.definition-list,.simple-list{margin:.85rem 0 0;padding:0;list-style:none}.definition-list div,.simple-list li{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;border-top:1px solid rgba(161,149,126,.45);padding:.7rem 0}.definition-list dt{color:var(--muted)}.definition-list dd{margin:0;text-align:right;font-weight:600}@media (max-width:760px){.file-grid,.header-panel,.upload-slots{grid-template-columns:1fr;display:grid}}