:root{--ink:#183a3a;--ink-dark:#102d2e;--pine:#17635d;--mint:#dff4df;--cream:#fffdf5;--paper:#f5f1e5;--coral:#f47d62;--yellow:#f4cb5d;--violet:#9f8bcb;--line:#dbe4d6;--muted:#6c7d78;--white:#fff;--shadow:0 14px 38px rgba(22,65,60,.09);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink)}
*{box-sizing:border-box}body{margin:0;background:var(--paper);min-width:320px}.app-shell{display:grid;grid-template-columns:254px minmax(0,1fr);min-height:100vh}.sidebar{background:var(--ink-dark);color:#eef6e9;padding:28px 18px 20px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;margin:0 8px}.brand-mark{width:39px;height:39px;display:grid;place-items:center;border-radius:13px;background:var(--yellow);color:var(--ink-dark);font-size:28px;line-height:1}.brand strong,.brand em{display:block;font-style:normal;line-height:.86;font-family:Georgia,serif;font-size:22px;letter-spacing:-1px}.brand em{font-size:16px;color:#bde2bf;letter-spacing:1.6px;text-transform:uppercase;margin-top:5px}.school{font-size:10px;letter-spacing:1.05px;line-height:1.55;margin:27px 10px 20px;color:#eff9ea}.school span{font-size:11px;letter-spacing:0;color:#a9bfb9}.nav-list{display:grid;gap:4px}.nav-link{border:0;background:transparent;color:#b5c8c4;text-align:left;padding:11px 12px;border-radius:11px;font:600 13px inherit;cursor:pointer;display:flex;align-items:center;gap:12px}.nav-link span{font-size:20px;line-height:1;width:16px;text-align:center;color:#a4d6c7}.nav-link.active,.nav-link:hover{background:#245451;color:#fff}.nav-link.active span{color:#f7d269}.nav-link b{margin-left:auto;background:#f47d62;color:#fff;border-radius:20px;padding:2px 7px;font-size:10px}.side-tip{margin:22px 7px 0;padding:12px 10px;background:#234a49;border:1px dashed #548077;border-radius:12px;display:flex;gap:8px;color:#c4ddcd}.side-tip span{color:var(--yellow);font-size:16px}.side-tip p{font-size:10px;line-height:1.5;margin:0}.side-tip b{display:block;color:#fff;font-size:10px}.side-footer{margin:auto 8px 0;padding-top:19px;color:#8fa6a1;font-size:10px;line-height:1.6}.content{padding:30px 4.7vw 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p{font-size:10px;color:#7b8984;margin:0}.page-intro{display:flex;align-items:end;justify-content:space-between;gap:18px;margin:0 0 22px}.page-intro h2{margin:5px 0;font:700 clamp(25px,3vw,36px)/1 Georgia,serif;letter-spacing:-1px}.page-intro p:not(.eyebrow-small){font-size:12px;color:#71817b;margin:0}.button-group{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.service-tabs{display:flex;gap:8px;margin-bottom:15px}.service-tab{border:1px solid var(--line);background:#fff;border-radius:30px;padding:8px 12px;color:#6b7e76;cursor:pointer;font:700 11px inherit}.service-tab.active{background:var(--ink);border-color:var(--ink);color:#fff}.service-tab b{padding-left:4px}.table-toolbar,.collection-tools{display:flex;justify-content:space-between;gap:12px;margin-bottom:15px}.search-field{border:1px solid #dbe4d6;background:#fbfcf8;border-radius:9px;display:flex;align-items:center;gap:6px;padding:0 10px;color:#779087;min-width:270px}.search-field 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rgba(14,39,39,.25)}dialog::backdrop{background:rgba(13,39,39,.5);backdrop-filter:blur(2px)}#entry-form{padding:25px;position:relative}#dialog-content h2{font:700 25px Georgia,serif;margin:0 0 5px}#dialog-content>p{font-size:11px;color:#71817a;margin:0 0 20px}.dialog-close{position:absolute;right:14px;top:13px;border:0;background:#edf2eb;border-radius:50%;height:27px;width:27px;cursor:pointer;font-size:19px;color:#48625a}.entry-fields{display:grid;gap:12px}.entry-fields label{display:grid;gap:5px;font-size:11px;font-weight:700;color:#63756e}.entry-fields input,.entry-fields select{width:100%;padding:10px;border:1px solid #d9e3d7;border-radius:8px;font:12px inherit}.dialog-actions{display:flex;justify-content:end;gap:8px;margin-top:20px}#toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,15px);opacity:0;transition:.25s;background:var(--ink-dark);color:#fff;padding:10px 15px;border-radius:10px;font-size:12px;box-shadow:var(--shadow);pointer-events:none}#toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:1020px){.app-shell{grid-template-columns:214px 1fr}.sidebar{padding:22px 13px}.content{padding:26px 28px}.book-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:760px){.app-shell{display:block}.sidebar{position:fixed;z-index:10;width:255px;left:-265px;transition:.25s;box-shadow:10px 0 40px rgba(0,0,0,.2)}.sidebar.open{left:0}.content{padding:20px 16px 40px}.mobile-menu{display:block;background:#fff;border:1px solid var(--line);border-radius:8px;width:37px;height:37px;font-size:18px;margin-right:9px}.topbar{justify-content:flex-start}.topbar>div:first-of-type{flex:1}.topbar h1{font-size:22px}.welcome-card{padding:25px 22px;grid-template-columns:1fr;min-height:330px}.hero-illustration{height:120px}.stats-grid{grid-template-columns:repeat(2,1fr);gap:10px}.stat-card{padding:13px;gap:8px}.stat-card h3{font-size:19px}.stat-icon{width:33px;height:33px}.dashboard-grid,.guest-layout{grid-template-columns:1fr}.chart-panel{display:none}.book-strip{grid-template-columns:repeat(2,1fr)}.book-strip .book-card:nth-child(n+3){display:none}.page-intro{align-items:start;flex-direction:column;margin-bottom:18px}.page-intro h2{font-size:29px}.table-panel{padding:15px}.table-toolbar,.collection-tools{flex-direction:column}.search-field{min-width:0;width:100%}.book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.report-grid{grid-template-columns:1fr}.report-panel{align-items:start;flex-direction:column}.top-actions{margin-left:auto}.service-tabs{overflow:auto;padding-bottom:3px}.service-tab{white-space:nowrap}}