:root{--ink:#101b38;--muted:#6e7482;--line:#e5e7ec;--blue:#0f5adb;--soft:#eef4ff;--cream:#fbfaf7;--green:#0a9b60;--coral:#ff694f}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font:14px Inter,system-ui,sans-serif}button,input,select{font:inherit}.hidden{display:none!important}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 10%,#dceaff,transparent 32%),var(--cream)}.login-card{width:min(430px,100%);padding:38px;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:0 24px 70px #17324d18}.logo{display:flex;align-items:center;gap:12px;font-size:22px;font-weight:800}.logo i{width:40px;height:40px;border:10px solid #2673e8;border-radius:50%;box-shadow:inset 0 0 0 4px #fff}.eyebrow{margin:30px 0 7px;color:var(--blue);font-size:11px;font-weight:850;letter-spacing:.14em}.login-card 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button{display:flex;gap:13px;align-items:center;padding:13px 14px;border:0;border-radius:12px;background:transparent;color:#35415c;text-align:left;cursor:pointer}.sidebar-scroll button.active{color:#fff;background:linear-gradient(135deg,#1768ea,#0d53cd)}.sidebar-scroll button span{font-size:13px}.tip{margin-top:14px;padding:14px;border:1px solid var(--line);border-radius:14px;background:#fff}.tip b{display:block;color:var(--coral);font-size:10px}.tip span{display:block;margin-top:6px;color:var(--muted);font-size:11px;line-height:1.45}.workspace{margin-left:272px}.topbar{height:78px;padding:0 32px;display:flex;align-items:center;justify-content:flex-end;gap:18px;border-bottom:1px solid var(--line);background:#fdfcf9e8}.topbar small{display:block;color:var(--muted);font-size:11px}.topbar button{border:1px solid var(--line);border-radius:9px;padding:8px 12px;background:#fff;cursor:pointer}.content{max-width:1450px;margin:auto;padding:32px}.title-row{display:flex;justify-content:space-between;margin-bottom:22px}.title-row .eyebrow{margin:0 0 6px}.title-row h1{margin:0;font-size:42px;letter-spacing:-1.7px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.stat,.panel,.card{border:1px solid var(--line);border-radius:16px;background:#fff}.stat{padding:20px}.stat b{display:block;font-size:28px}.stat span{color:var(--muted);font-size:12px}.toolbar{display:grid;grid-template-columns:1fr 180px auto;gap:10px;margin-bottom:16px}.toolbar button{padding:0 18px;border:0;border-radius:10px;background:var(--blue);color:#fff;font-weight:750}.grid{display:grid;grid-template-columns:repeat(3,minmax(240px,1fr));gap:14px}.card{padding:18px}.cover{height:190px;display:grid;place-items:center;overflow:hidden;border-radius:11px;background:linear-gradient(145deg,#dceaff,#f6f8fc);color:var(--blue);font-size:34px}.cover img{width:100%;height:100%;object-fit:contain;background:#f6f8fc}.cover-compact{width:64px;height:64px;border-radius:8px;font-size:20px}.cover-missing{opacity:.65}.card h3{margin:14px 0 4px}.card p{margin:0;color:var(--muted);font-size:12px}.meta{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}.pill{padding:5px 8px;border-radius:999px;background:var(--soft);color:var(--blue);font-size:10px}.price{font-size:18px;font-weight:850}.card-actions{display:flex;justify-content:flex-end;margin-top:12px}.card-actions button{border:0;border-radius:8px;padding:8px 10px;background:var(--soft);color:var(--blue);font-weight:750;cursor:pointer}.empty,.module-placeholder{padding:50px;border:1px dashed #cfd5df;border-radius:16px;background:#fff;text-align:center;color:var(--muted)}.module-placeholder h2{color:var(--ink)}.notice{margin-bottom:14px;padding:12px 15px;border-radius:10px;background:#e8f8f0;color:#08754a}.catalog-row{display:grid;grid-template-columns:64px 1fr auto;gap:14px;align-items:center;padding:12px 15px;border-bottom:1px solid #eef0f3}.catalog-row b,.catalog-row small{display:block}.catalog-row small{margin-top:4px;color:var(--muted)}.catalog-row button{border:0;border-radius:9px;padding:9px 12px;background:var(--blue);color:#fff;cursor:pointer}@media(max-width:900px){.sidebar{position:static;width:auto}.app-shell{display:block}.sidebar .tip{display:none}.sidebar-scroll{display:flex;overflow-x:auto}.sidebar-scroll button{min-width:max-content}.workspace{margin:0}.stats{grid-template-columns:1fr 1fr}.grid{grid-template-columns:1fr 1fr}}@media(max-width:600px){.content{padding:22px 14px}.grid,.stats{grid-template-columns:1fr}.toolbar{grid-template-columns:1fr}.title-row h1{font-size:34px}.login-card{padding:28px}.catalog-row{grid-template-columns:54px 1fr}.catalog-row button{grid-column:2}.cover-compact{width:54px;height:54px}}