*{box-sizing:border-box}body{margin:0;background:#f4f6f9;color:#1e293b;font-family:Segoe UI,Arial,sans-serif}.app{max-width:1450px;margin:auto;padding:24px}header{display:flex;align-items:center;gap:20px;background:linear-gradient(135deg,#0f172a,#1e293b);color:white;padding:24px 32px;border-radius:14px;box-shadow:0 10px 25px #0002}header h1{margin:0;font-size:2.1rem}header p{margin:5px 0;color:#94a3b8}header span{font-size:.85rem;background:#ffffff12;padding:5px 10px;border-radius:6px}.logo{width:60px;height:60px;border-radius:12px;background:#2563eb;display:grid;place-items:center;font-size:30px}.access{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:14px 18px;margin:18px 0}.access b,.access small{display:block}.access small{color:#64748b}.switch{width:56px;height:30px;position:relative;flex:none}.switch input{display:none}.switch i{position:absolute;inset:0;background:#cbd5e1;border-radius:30px;cursor:pointer}.switch i:before{content:'';position:absolute;width:24px;height:24px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s}.switch input:checked+i{background:#2563eb}.switch input:checked+i:before{transform:translateX(26px)}.alert{padding:14px 18px;margin:18px 0;background:#dcfce7;color:#166534;border:1px solid #86efac;border-radius:9px;font-weight:bold}.alert.error{background:#fee2e2;color:#991b1b;border-color:#fca5a5}.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin:20px 0}.stats div{background:#fff;padding:18px;border:1px solid #e2e8f0;border-radius:12px}.stats small,.stats b{display:block}.stats small{color:#64748b;font-weight:bold}.stats b{color:#2563eb;font-size:1.8rem}nav{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:20px}nav a,.search a{padding:11px 14px;background:#e2e8f0;color:#1e293b;border-radius:8px;text-decoration:none;font-weight:bold}nav a.active{background:#2563eb;color:white}.card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:22px;margin-bottom:20px;box-shadow:0 4px 14px #0f172a0a}.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.narrow{max-width:700px}.card h2{margin-top:0;background:#f8fafc;border-left:4px solid #2563eb;padding:9px 14px;border-radius:6px;font-size:1.25rem}.danger h2{border-left-color:#dc2626}.search{display:flex;gap:8px;margin-bottom:16px}.search input{flex:1}.search button,.search a{margin-top:0}label{display:block;font-weight:bold;margin:12px 0 6px}input{width:100%;padding:11px 13px;border:1.5px solid #cbd5e1;border-radius:8px;font-size:1rem}button{border:0;border-radius:8px;background:#2563eb;color:#fff;padding:11px 16px;font-weight:bold;cursor:pointer;margin-top:14px}.danger button{background:#dc2626}.table{overflow-x:auto}table{width:100%;min-width:700px;border-collapse:collapse;border:1px solid #cbd5e1}th{background:#f8fafc;text-transform:uppercase;font-size:.85rem;padding:9px;text-align:left;border-bottom:2px solid #e2e8f0}td{padding:10px;border-bottom:1px solid #f1f5f9}tr:nth-child(even) td{background:#fafafa}.yes{color:#166534;font-weight:bold}.no,.active{color:#b91c1c;font-weight:bold}footer{text-align:center;color:#64748b;padding:25px}.large-accessibility-mode{font-size:20px}.large-accessibility-mode header h1{font-size:3rem}.large-accessibility-mode header span{font-size:1rem}.large-accessibility-mode .access b{font-size:1.35rem}.large-accessibility-mode .access small{font-size:1rem}.large-accessibility-mode h2{font-size:2rem}.large-accessibility-mode label{font-size:1.35rem}.large-accessibility-mode input,.large-accessibility-mode button{font-size:1.25rem;padding:14px}.large-accessibility-mode nav a,.large-accessibility-mode .search a{font-size:1.2rem;padding:14px 16px}.large-accessibility-mode table{font-size:1.15rem}.large-accessibility-mode th{font-size:1.1rem;padding:12px 14px}.large-accessibility-mode td{font-size:1.15rem;padding:14px 16px}.large-accessibility-mode .stats b{font-size:2.4rem}.large-accessibility-mode .stats small{font-size:1.15rem}@media(max-width:950px){.stats{grid-template-columns:repeat(2,1fr)}.grid{grid-template-columns:1fr}}@media(max-width:600px){.app{padding:12px}.stats{grid-template-columns:1fr}header h1{font-size:1.4rem}nav{display:grid;grid-template-columns:1fr}.search{flex-direction:column}}


/* ==========================================================
   LIGHT / DARK THEME SWITCH
   ========================================================== */
.theme-picker{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:8px;
}
.theme-picker label{
  margin:0;
  font-weight:800;
}
.theme-picker select{
  width:auto;
  min-width:145px;
  margin:0;
  padding:9px 12px;
}

body, .card, .stats>div, .access, header, nav a, input, select,
table, th, td, footer{
  transition:background-color .2s ease,color .2s ease,
             border-color .2s ease,box-shadow .2s ease;
}

/* DARK THEME */
body.dark-theme{
  background:#0b1120;
  color:#e5e7eb;
}
body.dark-theme header{
  background:linear-gradient(135deg,#020617,#111827);
  border-color:#1e293b;
}
body.dark-theme header p{
  color:#94a3b8;
}
body.dark-theme header span{
  background:#111827;
  color:#cbd5e1;
  border-color:#334155;
}
body.dark-theme .access,
body.dark-theme .card,
body.dark-theme .stats>div{
  background:#111827;
  color:#e5e7eb;
  border-color:#334155;
  box-shadow:0 8px 24px rgba(0,0,0,.28);
}
body.dark-theme .access small,
body.dark-theme footer{
  color:#94a3b8;
}
body.dark-theme h2{
  background:#0f172a;
  color:#f8fafc;
}
body.dark-theme input,
body.dark-theme select{
  background:#0f172a;
  color:#f8fafc;
  border-color:#475569;
}
body.dark-theme input::placeholder{
  color:#94a3b8;
}
body.dark-theme nav a{
  background:#1e293b;
  color:#e2e8f0;
}
body.dark-theme nav a.active{
  background:#2563eb;
  color:#fff;
}
body.dark-theme .search a{
  background:#334155;
  color:#f8fafc;
}
body.dark-theme table{
  background:#111827;
  color:#e5e7eb;
  border-color:#334155;
}
body.dark-theme th{
  background:#1e293b;
  color:#f8fafc;
  border-color:#475569;
}
body.dark-theme td{
  border-color:#243244;
}
body.dark-theme tr:nth-child(even) td{
  background:#0f172a;
}
body.dark-theme tr:hover td{
  background:#1e293b;
}
body.dark-theme .available{
  color:#86efac;
}
body.dark-theme .unavailable,
body.dark-theme .active-loan{
  color:#fca5a5;
}
body.dark-theme .alert:not(.error){
  background:#052e16;
  color:#bbf7d0;
  border-color:#166534;
}
body.dark-theme .alert.error{
  background:#450a0a;
  color:#fecaca;
  border-color:#991b1b;
}

@media(max-width:800px){
  .access{flex-wrap:wrap}
  .theme-picker{
    margin-left:0;
    width:100%;
  }
}

/* ADMIN ACCESS CONTROL */
.admin-required{margin:0 0 12px;padding:10px 12px;border-radius:9px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;font-weight:700}
.admin-error{background:#fee2e2;color:#991b1b;border:1px solid #fecaca;padding:10px;border-radius:8px;margin-bottom:12px;font-weight:700}

/* ==========================================================
   CLISK LIB ENHANCEMENTS
   ========================================================== */
html{scroll-behavior:smooth}
body{line-height:1.45}
.app{padding-bottom:10px}
header{position:relative;overflow:hidden}
header:after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;right:-100px;top:-140px;background:rgba(255,255,255,.06)}
.brand-copy{min-width:0}
.brand-copy h1{letter-spacing:.02em}
.admin-panel{min-height:44px}
.inline-form{margin:0}
.inline-form button{margin:0}
.admin-login-button,.admin-logout{transition:transform .15s ease,box-shadow .15s ease}
.admin-login-button:hover,.admin-logout:hover{transform:translateY(-1px);box-shadow:0 5px 15px rgba(15,23,42,.12)}
.stats>div{position:relative;overflow:hidden}
.stats>div:after{content:"";position:absolute;right:-24px;bottom:-34px;width:90px;height:90px;border-radius:50%;background:rgba(37,99,235,.06)}
.stats b{margin-top:4px}
.stat-note{display:block;color:#64748b;font-size:.78rem;margin-top:2px}
.section-badge{font-size:.72rem;vertical-align:middle;background:#dbeafe;color:#1d4ed8;padding:4px 8px;border-radius:999px;margin-left:6px}
.empty{text-align:center;color:#64748b;padding:24px!important}
button:disabled,input:disabled,select:disabled{cursor:not-allowed}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(37,99,235,.35);outline-offset:2px}
table tbody tr:hover td{background:#eff6ff}
body.dark-theme table tbody tr:hover td{background:#1e293b}
body.dark-theme .stat-note{color:#94a3b8}
body.dark-theme .section-badge{background:#1e3a8a;color:#bfdbfe}
body.dark-theme .empty{color:#94a3b8}
body.dark-theme .admin-status{background:#052e16;color:#bbf7d0;border-color:#166534}
body.dark-theme .admin-error{background:#450a0a;color:#fecaca;border-color:#991b1b}
@media(max-width:700px){
  header{padding:20px}
  header .logo{width:50px;height:50px;font-size:25px}
  header p{font-size:.9rem}
  header span{display:inline-block;margin-top:4px}
  .stats{gap:10px}
  .stats div{padding:14px}
  .stats b{font-size:1.5rem}
}

/* Professional administration dashboard */
.dashboard-hero{margin:22px 0 20px;padding:30px 32px;border-radius:20px;background:linear-gradient(135deg,#101c32,#27446c);color:#fff;display:flex;justify-content:space-between;gap:24px;align-items:center;box-shadow:0 14px 35px rgba(16,28,50,.14)}
.dashboard-hero h2{margin:6px 0 8px;font-size:30px}.dashboard-hero p{margin:0;color:#c4d0e2;max-width:700px;line-height:1.6}.dash-kicker{font-size:10px;letter-spacing:1.7px;font-weight:900;color:#7285a7}.dashboard-hero .dash-kicker{color:#a9c0ef}.dash-actions{display:flex;gap:10px;white-space:nowrap}.dash-primary,.dash-secondary{padding:11px 15px;border-radius:9px;text-decoration:none;font-weight:800;font-size:13px}.dash-primary{background:#6d8cff;color:#fff}.dash-secondary{border:1px solid #6f85a6;color:#fff}.admin-kpis{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-bottom:20px}.admin-kpis>div{background:#fff;border:1px solid #e4e9f1;border-radius:14px;padding:17px;box-shadow:0 4px 13px rgba(25,40,65,.035)}.admin-kpis span,.admin-kpis small{display:block;color:#77859a;font-size:11px}.admin-kpis strong{display:block;font-size:27px;margin:6px 0 2px}.admin-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;margin-bottom:18px}.admin-panel-card{padding:21px}.panel-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.panel-title h3{margin:4px 0 0;font-size:18px}.panel-title>a{font-size:12px;color:#536fd0;text-decoration:none;font-weight:700}.quick-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.quick-actions>a{display:flex;align-items:center;gap:11px;padding:14px;border:1px solid #e7ebf2;border-radius:12px;text-decoration:none;color:#182338;background:#fafbfd}.quick-actions>a:hover{border-color:#bfcaff;transform:translateY(-1px)}.quick-actions>a>b{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;background:#edf2ff;color:#506bd0;font-size:17px}.quick-actions strong,.quick-actions small{display:block}.quick-actions strong{font-size:12px}.quick-actions small{font-size:10px;color:#7c899b;margin-top:3px}.stock-list{display:grid;gap:0}.stock-list>div{display:flex;justify-content:space-between;gap:10px;padding:11px 0;border-bottom:1px solid #edf0f4;font-size:12px}.stock-list>div:last-child{border:0}.stock-list span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.stock-list b{color:#b76b13;white-space:nowrap}.activity-list>div{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid #edf0f4}.activity-list>div:last-child{border:0}.activity-icon{width:30px;height:30px;border-radius:8px;background:#edf2ff;color:#4f6ed4;display:grid;place-items:center;font-weight:900}.activity-list div>div{flex:1}.activity-list strong,.activity-list small{display:block}.activity-list small{font-size:10px;color:#7e8a9b;margin-top:3px}.activity-list em{font-size:10px;font-style:normal;color:#5e728e}.inline-delete{display:inline}.delete-btn{border:1px solid #efcaca;background:#fff5f5;color:#b43d3d;border-radius:7px;padding:7px 10px;font-weight:800;font-size:11px;cursor:pointer}.delete-btn:hover{background:#ffe9e9}.delete-btn:disabled{opacity:.45;cursor:not-allowed}.admin-panel-card .empty{padding:15px}
@media(max-width:1100px){.admin-kpis{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.dashboard-hero{display:block}.dash-actions{margin-top:18px;white-space:normal}.admin-kpis,.admin-grid{grid-template-columns:1fr}.quick-actions{grid-template-columns:1fr}}

.dashboard-hero .inline-form{margin:0}.dashboard-hero .inline-form button{margin:0;background:transparent;border:1px solid #6f85a6;color:#fff;padding:11px 15px;border-radius:9px;font-weight:800;font-size:13px}

/* School badge / system profile logo */
header .logo{width:92px;height:92px;flex:0 0 92px;background:#fff;border-radius:16px;padding:5px;display:grid;place-items:center;box-shadow:0 5px 18px rgba(0,0,0,.18);overflow:hidden}
header .logo img{width:100%;height:100%;object-fit:contain;display:block}
@media(max-width:700px){header .logo{width:68px;height:68px;flex-basis:68px;padding:4px}}

/* Enhanced library entry / school identity */
.library-entry{min-height:150px;padding:24px 30px;gap:22px;background:linear-gradient(135deg,#0b1730 0%,#162640 58%,#263b59 100%);border:1px solid rgba(255,255,255,.08);box-shadow:0 16px 40px rgba(15,23,42,.22);align-items:center}
.library-entry .entry-glow{position:absolute;width:360px;height:360px;right:-160px;top:-190px;border-radius:50%;background:rgba(66,153,225,.12);pointer-events:none}
.library-entry .logo{z-index:1;width:100px;height:100px;flex-basis:100px;border:2px solid rgba(255,255,255,.8);border-radius:20px;padding:6px;background:#fff;box-shadow:0 8px 22px rgba(0,0,0,.25)}
.entry-kicker{font-size:.68rem;letter-spacing:.16em;font-weight:900;color:#8fb7ff;margin-bottom:4px}
.brand-copy h1{font-size:2.15rem;text-shadow:0 2px 10px rgba(0,0,0,.22)}
.brand-copy p{font-size:1rem;color:#d7e4f7;margin:7px 0 9px}
.entry-meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;color:#b8c8dd;font-size:.75rem}
.entry-status{z-index:1;margin-left:auto;min-width:175px;padding:13px 16px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.07);border-radius:13px;text-align:right;backdrop-filter:blur(5px)}
.entry-status b,.entry-status small{display:block}.entry-status b{font-size:.72rem;letter-spacing:.1em;color:#fff}.entry-status small{margin-top:4px;color:#bcd0ed;font-size:.7rem}
.curriculum-search{display:grid;grid-template-columns:minmax(220px,1fr) minmax(240px,.7fr) auto auto;gap:9px;align-items:center}
.curriculum-search input,.curriculum-search select{margin:0}
.subject-chip{display:inline-flex;align-items:center;max-width:240px;padding:5px 9px;border-radius:999px;background:#edf3ff;color:#3156a8;border:1px solid #d8e4ff;font-size:.72rem;font-weight:800;line-height:1.2}
.curriculum-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;max-height:420px;overflow:auto;padding-right:3px}
.curriculum-grid a{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:9px 10px;border:1px solid #e7ebf2;border-radius:9px;background:#fafbfd;text-decoration:none;color:#25334b;font-size:.73rem}
.curriculum-grid a:hover{border-color:#b9c9ef;background:#f3f7ff}.curriculum-grid a b{min-width:24px;text-align:center;padding:3px 6px;border-radius:999px;background:#eaf0ff;color:#4566bb;font-size:.7rem}
.catalog-admin-actions{min-width:250px}.subject-edit-form{display:flex;gap:6px;margin:0 0 6px}.subject-edit-form select{margin:0;min-width:175px;padding:7px 8px;font-size:.72rem}.save-subject-btn{margin:0;padding:7px 9px;font-size:.7rem;background:#315fce;border-radius:7px}.catalog-admin-actions .inline-delete{margin:0}.catalog-admin-actions .delete-btn{padding:6px 9px}
body.dark-theme .subject-chip{background:#1e3a8a;color:#bfdbfe;border-color:#274a9b}
body.dark-theme .curriculum-grid a{background:#0f172a;color:#e5e7eb;border-color:#334155}.dark-theme .curriculum-grid a:hover{background:#172554;border-color:#475569}.dark-theme .curriculum-grid a b{background:#1e3a8a;color:#bfdbfe}
@media(max-width:1000px){.entry-status{display:none}.curriculum-search{grid-template-columns:1fr 1fr}.curriculum-search button,.curriculum-search a{justify-self:start}}
@media(max-width:700px){.library-entry{padding:18px}.library-entry .logo{width:72px;height:72px;flex-basis:72px}.brand-copy h1{font-size:1.45rem}.entry-kicker{font-size:.55rem}.entry-meta{font-size:.65rem}.curriculum-search{grid-template-columns:1fr}.catalog-admin-actions{min-width:180px}.subject-edit-form{flex-direction:column}.subject-edit-form select{min-width:0;width:100%}}

/* Teacher / Student borrower separation */
.form-note{color:#64748b;font-size:.82rem;line-height:1.5;margin:-2px 0 14px}
.borrower-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:14px 0}
.borrower-summary>div{padding:16px;border:1px solid #e6ebf2;border-radius:12px;background:#f8fafc;text-align:center}
.borrower-summary span,.borrower-summary strong{display:block}.borrower-summary span{font-size:.72rem;color:#64748b}.borrower-summary strong{font-size:1.7rem;margin-top:4px}
.borrower-chip{display:inline-flex;padding:5px 10px;border-radius:999px;font-size:.72rem;font-weight:900;border:1px solid #d8e4ff}
.borrower-chip.teacher{background:#fff7ed;color:#b45309;border-color:#fed7aa}.borrower-chip.student{background:#eff6ff;color:#1d4ed8;border-color:#bfdbfe}
.borrower-directory{min-height:220px}.borrower-directory .panel-title strong{font-size:1.5rem}.name-list{list-style:none;padding:0;margin:0}.name-list li{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid #edf0f4}.name-list li:last-child{border-bottom:0}.name-list span{font-size:.7rem;color:#7c899b;min-width:35px}.name-list b{font-size:.82rem}
body.dark-theme .form-note{color:#94a3b8}.dark-theme .borrower-summary>div{background:#0f172a;border-color:#334155}.dark-theme .borrower-summary span{color:#94a3b8}.dark-theme .name-list li{border-color:#334155}.dark-theme .name-list span{color:#94a3b8}
@media(max-width:700px){.borrower-summary{grid-template-columns:1fr}.borrower-directory{min-height:0}}