:root{--navy: #213f79;--gold: #bf9540;--ink: #272524;--muted: #74766c;--bg: #f4efe6;--surface: #ece7dc;--white: #fffdf8;--border: #d8d0bf;--danger: #a33a32}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:var(--bg);color:var(--ink);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.62}.eyebrow{margin:0 0 8px;color:var(--gold);font-size:11px;letter-spacing:.14em;text-transform:uppercase}.admin-login{min-height:100vh;display:grid;place-items:center;padding:24px}.admin-login section{width:min(100%,520px);padding:32px;border:1px solid var(--border);border-radius:10px;background:var(--white);box-shadow:0 18px 42px #2c261c1a}.admin-login h1,.admin-sidebar h1,.admin-section h2,.admin-card h3{margin:0;color:var(--navy);font-family:Playfair Display,Georgia,serif;letter-spacing:0}.admin-login h1{font-size:42px;line-height:1}.admin-login p{color:var(--muted);line-height:1.6}.admin-login button,.admin-primary,.admin-secondary,.admin-danger,.admin-actions button,.reminder-admin-list button{min-height:38px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 14px;border:1px solid var(--border);border-radius:7px;background:var(--white);color:var(--navy)}.admin-login button,.admin-primary{border-color:var(--navy);background:var(--navy);color:var(--white)}.admin-danger{border-color:#a33a3259;color:var(--danger)}.admin-danger.ghost{min-height:32px;background:transparent}.admin-shell{min-height:100vh;display:grid;grid-template-columns:260px minmax(0,1fr)}.admin-sidebar{position:sticky;top:0;height:100vh;display:grid;grid-template-rows:auto 1fr auto;gap:28px;padding:28px 20px;background:var(--navy);color:var(--white)}.admin-sidebar h1{color:var(--white);font-size:38px}.admin-sidebar nav{display:grid;align-content:start;gap:8px}.admin-sidebar nav 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var(--border);border-radius:9px;background:var(--white)}.metric-card{display:grid;gap:8px;padding:18px}.metric-card svg{color:var(--gold)}.metric-card strong{color:var(--navy);font-family:Playfair Display,Georgia,serif;font-size:34px}.metric-card span,.admin-note,.panel-state,.error-text,.success-text{color:var(--muted);line-height:1.5}.admin-table{overflow:hidden}.admin-row{display:grid;grid-template-columns:minmax(220px,1.5fr) repeat(4,minmax(120px,1fr));gap:12px;padding:14px 16px;border-bottom:1px solid var(--border);color:var(--muted);font-size:13px}.admin-row:last-child{border-bottom:0}.admin-row-head{background:var(--surface);color:var(--navy);font-size:11px;letter-spacing:.12em;text-transform:uppercase}.library-admin-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:18px}.book-admin-list{align-self:start;display:grid;gap:8px;padding:10px}.book-admin-list button{display:grid;gap:4px;padding:12px;color:var(--muted);text-align:left}.book-admin-list button.active{border-color:var(--navy);background:var(--surface)}.book-admin-list strong{color:var(--navy);font-family:Playfair Display,Georgia,serif;font-size:20px}.book-admin-list span{font-size:11px}.library-admin-editor,.reminder-admin-list{display:grid;gap:16px}.admin-card{display:grid;gap:16px;padding:18px}.admin-card h3{font-size:24px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-grid label{display:grid;gap:6px;color:var(--navy);font-size:11px;letter-spacing:.08em;text-transform:uppercase}.form-grid label.wide,.form-grid .admin-note,.form-grid .success-text,.check-row{grid-column:1 / -1}.form-grid input,.form-grid select,.form-grid textarea{width:100%;min-height:40px;border:1px solid var(--border);border-radius:7px;background:var(--bg);color:var(--ink);padding:9px 10px;font-size:14px;letter-spacing:0;text-transform:none}.form-grid textarea{min-height:88px;resize:vertical}.check-row{display:flex!important;align-items:center;justify-content:flex-start}.check-row input{width:auto;min-height:0}.admin-actions{display:flex;flex-wrap:wrap;gap:10px}.reminder-admin-list article{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px 14px;padding:14px;background:var(--surface)}.reminder-admin-list p{grid-column:1 / -1;margin:0;color:var(--ink);font-family:Georgia,serif;font-size:18px;font-style:italic;line-height:1.35}.reminder-admin-list span{color:var(--muted);font-size:12px}.reminder-admin-list div{display:flex;gap:8px}.error-banner{margin:0;padding:12px 14px;border:1px solid rgba(163,58,50,.25);border-radius:8px;background:#a33a3214;color:var(--danger)}.success-text{margin:0;color:var(--navy)}.panel-state{display:flex;align-items:center;gap:10px;min-height:120px}.panel-state svg,.admin-login svg{color:var(--gold)}@media(max-width:980px){.admin-shell{grid-template-columns:1fr}.admin-sidebar{position:static;height:auto}.admin-sidebar nav{grid-template-columns:repeat(4,minmax(0,1fr))}.metric-grid,.library-admin-layout{grid-template-columns:1fr}}@media(max-width:720px){.admin-main{padding:20px}.admin-section>header,.admin-row,.form-grid,.reminder-admin-list article{grid-template-columns:1fr}.admin-section>header{display:grid}.admin-sidebar nav{grid-template-columns:1fr 1fr}}