:root{color-scheme:light;font-family:Inter,system-ui,sans-serif;line-height:1.5;font-weight:400;color:#0b1727;background-color:#f4f6f9}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:#f4f6f9}a{text-decoration:none;color:inherit}button,input,select,textarea{font:inherit}.app-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{background:#0b1727;color:#f7f9fc;padding:24px;display:flex;flex-direction:column;gap:24px}.brand{display:flex;flex-direction:column;gap:4px;font-weight:600}.brand small{font-size:.85rem;color:#9bb2cf}.nav-item{display:block;padding:10px 12px;border-radius:10px;color:#c8d6ea;margin-bottom:6px;transition:all .2s ease}.nav-item.active,.nav-item:hover{background:#1f2e44;color:#fff}.content{padding:32px 40px 48px}.top-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.top-bar h1{margin:0;font-size:1.6rem}.page{display:flex;flex-direction:column;gap:24px}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.page-header h2{margin:0 0 4px;font-size:1.4rem}.grid{display:grid;gap:20px}.cards{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.two-columns{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.card{background:#fff;border-radius:16px;padding:20px;box-shadow:0 10px 30px #0f172a14}.card h3{margin-top:0}.metric{font-size:2.2rem;margin:12px 0 6px;font-weight:600}.helper{color:#617286;font-size:.9rem}.muted{color:#617286;font-size:.95rem}.alert{background:#fff3cd;color:#6c4b00;padding:12px 16px;border-radius:10px}.form{display:grid;gap:16px}.field{display:flex;flex-direction:column;gap:6px}input,select,textarea{padding:10px 12px;border-radius:10px;border:1px solid #d6dee8;background:#fff}.form-actions{display:flex;align-items:center;gap:12px}.primary,.secondary{border:none;padding:10px 18px;border-radius:999px;cursor:pointer;font-weight:600}.primary{background:#1a5ed8;color:#fff}.secondary{background:#eef2f8;color:#1f2e44}.list{list-style:none;padding:0;margin:0;display:grid;gap:12px}.list li{display:flex;justify-content:space-between;align-items:center;padding-bottom:10px;border-bottom:1px solid #eef2f8}.list li:last-child{border-bottom:none;padding-bottom:0}.stack{display:grid;gap:12px}.signed-out{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top,#dfe8f6,#f4f6f9)}.signed-out-card{max-width:440px;background:#fff;padding:32px;border-radius:20px;box-shadow:0 16px 40px #0f172a1f;text-align:center}.signed-out-card h1{margin-top:0}@media (max-width: 960px){.app-shell{grid-template-columns:1fr}.sidebar{flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:space-between}.content{padding:24px}}