:root{
  --bg:#f4f6f8;--panel:#ffffff;--ink:#17212b;--muted:#6b7785;--line:#dde3e8;
  --nav:#101820;--nav2:#17232e;--accent:#1f7a6d;--accent2:#dff3ef;--warn:#ad6b00;--danger:#a83c3c;
  --shadow:0 14px 34px rgba(16,24,32,.08);--radius:18px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
.shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.sidebar{background:linear-gradient(180deg,var(--nav),var(--nav2));color:white;padding:26px 18px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:12px;padding:4px 8px 26px}
.brand-mark{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:#fff;color:var(--nav);font-weight:800;letter-spacing:-.04em}
.brand strong{display:block;font-size:15px}.brand span{display:block;color:#9eb0bf;font-size:12px;margin-top:2px}
.sidebar nav{display:flex;flex-direction:column;gap:7px}
.sidebar nav a,.sidebar-foot a{padding:12px 14px;border-radius:12px;color:#c8d3dc;font-weight:600;font-size:14px}
.sidebar nav a:hover,.sidebar nav a.active{background:rgba(255,255,255,.09);color:#fff}
.sidebar-foot{margin-top:auto;border-top:1px solid rgba(255,255,255,.1);padding-top:14px}
.content{padding:34px 38px 48px;min-width:0}
.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;gap:20px}
.eyebrow{font-size:11px;letter-spacing:.14em;font-weight:800;color:var(--accent);margin:0 0 7px}.topbar h1{font-size:30px;letter-spacing:-.035em;margin:0}
.user-chip{padding:10px 14px;background:var(--panel);border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:700}
.grid{display:grid;gap:18px}.grid.cards{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.card h2,.card h3{margin-top:0}.stat{font-size:32px;font-weight:800;letter-spacing:-.05em}.muted{color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 14px;border-radius:11px;border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:750;cursor:pointer}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(16,24,32,.08)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.danger{background:#fff1f1;border-color:#efcccc;color:var(--danger)}
.btn.small{padding:7px 10px;font-size:12px;border-radius:9px}
.actions{display:flex;gap:9px;flex-wrap:wrap;align-items:center}
.toolbar{display:flex;gap:10px;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.search{min-width:260px}
input,select,textarea{width:100%;border:1px solid #cfd7de;background:#fff;border-radius:11px;padding:10px 12px;color:var(--ink);outline:none}
input:focus,select:focus,textarea:focus{border-color:#79b3aa;box-shadow:0 0 0 3px rgba(31,122,109,.11)}
label{display:block;font-size:13px;font-weight:750;margin-bottom:6px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.form-grid .full{grid-column:1/-1}
.help{font-size:12px;color:var(--muted);line-height:1.45;margin-top:6px}
.table-wrap{overflow:auto;border-radius:14px;border:1px solid var(--line)}
table{width:100%;border-collapse:collapse;background:#fff}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid #edf0f2;font-size:13px;vertical-align:middle}
th{background:#f8fafb;color:#5d6975;font-size:11px;letter-spacing:.05em;text-transform:uppercase;position:sticky;top:0}
tr:last-child td{border-bottom:none}.name-cell strong{display:block}.name-cell span{font-size:12px;color:var(--muted)}
.badge{display:inline-flex;align-items:center;padding:5px 8px;border-radius:999px;background:#eef2f4;color:#46525e;font-size:11px;font-weight:800}
.badge.green{background:var(--accent2);color:#166458}.badge.orange{background:#fff1d8;color:#8c5b00}.badge.red{background:#ffe9e9;color:#943737}
.alert{padding:12px 14px;border-radius:12px;margin-bottom:16px;border:1px solid}
.alert.success{background:#e7f6f1;color:#146255;border-color:#c5e8df}.alert.error{background:#fff0f0;color:#8d3636;border-color:#f0cccc}.alert.info{background:#edf4ff;color:#355b88;border-color:#d2e2f7}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin:28px 0 12px}.section-head h2{margin:0;font-size:20px}.section-head p{margin:4px 0 0;color:var(--muted);font-size:13px}
.cap-groups{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.cap-group{border:1px solid var(--line);border-radius:14px;padding:14px;background:#fbfcfd}.cap-group h4{margin:0 0 10px;font-size:13px}
.check{display:flex;gap:8px;align-items:flex-start;margin:8px 0;font-size:13px;font-weight:600}.check input{width:auto;margin-top:2px}
.program-list{display:grid;gap:14px}.program-row{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:14px}.program-row h3{margin:0 0 5px;font-size:16px}.program-row p{margin:0;color:var(--muted);font-size:13px}
.week-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.week-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}.week-card .date{font-size:18px;font-weight:800}.week-card .reading{font-size:13px;color:var(--muted);margin-top:3px}
.part{border:1px solid var(--line);border-radius:14px;background:#fff;margin-bottom:12px;overflow:hidden}.part-head{padding:12px 14px;background:#f8fafb;display:flex;justify-content:space-between;gap:10px}.part-title{font-weight:800}.part-meta{font-size:11px;color:var(--muted);margin-top:3px}
.slots{padding:10px 14px}.slot{display:grid;grid-template-columns:145px minmax(220px,1fr) auto;gap:10px;align-items:center;padding:8px 0;border-bottom:1px solid #edf0f2}.slot:last-child{border-bottom:none}.slot-label{font-size:12px;font-weight:800;color:#50606d}.candidate-meta{display:block;font-size:11px;color:var(--muted);margin-top:3px}
.hero{background:linear-gradient(135deg,#13202a,#1f7a6d);color:#fff;border-radius:22px;padding:28px;box-shadow:var(--shadow);margin-bottom:20px}.hero h2{font-size:26px;margin:0 0 8px}.hero p{color:#d8e8e5;max-width:760px;line-height:1.55;margin:0}
.auth-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 20%,#e3f2ef,transparent 30%),#f4f6f8}.auth-card{width:min(460px,100%);background:white;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);padding:28px}.auth-card h1{margin:0 0 8px;font-size:27px}.auth-card p{margin:0 0 20px;color:var(--muted)}
.kicker{display:inline-flex;background:var(--accent2);color:#17665b;font-size:11px;font-weight:850;letter-spacing:.08em;border-radius:999px;padding:6px 9px;margin-bottom:14px}
.empty{padding:32px;text-align:center;color:var(--muted);border:1px dashed #cbd3da;border-radius:14px;background:#fafbfc}
.print-only{display:none}
@media(max-width:1050px){.grid.cards{grid-template-columns:repeat(2,1fr)}.cap-groups{grid-template-columns:1fr 1fr}.week-grid{grid-template-columns:1fr}}
@media(max-width:760px){.shell{grid-template-columns:1fr}.sidebar{height:auto;position:static;padding:14px}.brand{padding-bottom:14px}.sidebar nav{flex-direction:row;overflow:auto}.sidebar nav a{white-space:nowrap}.sidebar-foot{display:none}.content{padding:22px 15px 40px}.topbar{align-items:flex-start}.user-chip{display:none}.grid.cards,.form-grid,.cap-groups{grid-template-columns:1fr}.slot{grid-template-columns:1fr}.search{min-width:0;width:100%}}
@media print{.sidebar,.topbar,.actions,.btn,.toolbar{display:none!important}.content{padding:0}.shell{display:block}.card,.part{box-shadow:none}.print-only{display:block}}
/* v1.1 */
.sidebar-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;color:#8295a4;font-size:11px}.sidebar-foot a{padding:8px 10px}
.alert.warning{background:#fff7e8;color:#835b11;border-color:#f0dab1}.text-warning{color:#a26a00!important;font-weight:700}.btn.ghost{background:#f7f9fa}.small-stat{font-size:18px;letter-spacing:-.02em;margin-top:10px}.card-link{display:inline-block;margin-top:8px;font-size:12px;font-weight:800;color:var(--accent)}
.mini-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:14px 0}.mini-stat{background:#fff;border:1px solid var(--line);border-radius:13px;padding:12px 14px;display:flex;gap:8px;align-items:baseline}.mini-stat strong{font-size:20px}.mini-stat span{font-size:12px;color:var(--muted)}.mini-stat.selected{border-color:#8ac0b8;box-shadow:0 0 0 3px rgba(31,122,109,.08)}.mini-stat.warning{background:#fff9ec}
.filterbar{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap;margin-bottom:14px;padding:12px 14px;background:#fff;border:1px solid var(--line);border-radius:14px}.filterbar label{min-width:170px;margin:0}.filterbar select{margin-top:5px}.inline-label{display:flex;align-items:center;gap:8px;margin:0}.inline-label select{width:auto;min-width:130px}.inline-form{display:inline;margin:0}.assign-form{display:flex;gap:8px;align-items:center}.assign-form select{min-width:240px}
.availability-grid{grid-template-columns:1.2fr .8fr}.teacher-summary{margin-top:16px;display:flex;align-items:center;justify-content:space-between;gap:18px}.teacher-summary p{margin:4px 0 0}.teacher-metrics{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}.teacher-metrics span{background:#f4f7f8;border:1px solid var(--line);border-radius:999px;padding:7px 10px;font-size:12px}.teacher-metrics b{font-size:14px}
.danger-zone{margin-top:28px;padding:18px 20px;border:1px solid #efcccc;border-radius:16px;background:#fffafa;display:flex;justify-content:space-between;align-items:center;gap:18px}.danger-zone h3{margin:0 0 4px;font-size:16px}.danger-zone p{margin:0;color:#786060;font-size:12px;max-width:720px}
.traffic{display:inline-block;width:10px;height:10px;border-radius:999px;margin-right:7px;vertical-align:middle}.traffic.green{background:#2c9a77;box-shadow:0 0 0 3px rgba(44,154,119,.12)}.traffic.orange{background:#d29124;box-shadow:0 0 0 3px rgba(210,145,36,.12)}.traffic.red{background:#cf5b5b;box-shadow:0 0 0 3px rgba(207,91,91,.12)}
.name-link{font-weight:800;color:#176d62}.recommendations{display:flex;flex-direction:column;gap:4px;margin-top:6px}.recommendations span{font-size:11px;color:#41505c}.recommendations small{color:var(--muted);font-size:10px}.slot-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.locked-card{background:#fbfcfd}.locked-banner{display:flex;gap:12px;align-items:center;background:#edf5f3;border:1px solid #cfe2de;border-radius:12px;padding:11px 13px;margin-bottom:16px}.locked-banner strong{white-space:nowrap}.locked-banner span{font-size:12px;color:#5d706c}
.hero.compact{padding:20px 22px}.hero.compact h2{font-size:21px}.dashboard-grid{grid-template-columns:1.1fr .9fr}.rotation-row{display:grid;grid-template-columns:auto 1fr auto;gap:8px;align-items:center;padding:8px 0;border-bottom:1px solid #edf0f2}.rotation-row:last-child{border-bottom:none}.activity-list{padding-top:10px;padding-bottom:10px}.activity-list>div{display:flex;justify-content:space-between;gap:14px;padding:9px 0;border-bottom:1px solid #edf0f2}.activity-list>div:last-child{border-bottom:none}.activity-list span{font-size:11px;color:var(--muted);white-space:nowrap}
.settings-grid{grid-template-columns:1fr 1fr}.info-list{display:grid;gap:0}.info-list>div{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid #edf0f2}.info-list>div:last-child{border-bottom:none}.info-list span{color:var(--muted);font-size:12px}.info-list strong{font-size:13px}
@media(max-width:1050px){.mini-stats{grid-template-columns:repeat(2,1fr)}.teacher-summary{align-items:flex-start;flex-direction:column}.teacher-metrics{justify-content:flex-start}.settings-grid,.dashboard-grid,.availability-grid{grid-template-columns:1fr}}
@media(max-width:760px){.mini-stats{grid-template-columns:1fr 1fr}.filterbar{align-items:stretch}.filterbar label{min-width:0;flex:1 1 100%}.danger-zone{align-items:flex-start;flex-direction:column}.teacher-metrics span{width:100%}.assign-form{align-items:stretch;flex-direction:column}.assign-form select{min-width:0}.slot-actions{justify-content:flex-start}.activity-list>div{flex-direction:column;gap:3px}.locked-banner{align-items:flex-start;flex-direction:column}.inline-label{width:100%}.inline-label select{flex:1}}
.slot-disabled{background:#fafafa;opacity:.72}.slot-disabled .slot-label{color:#89939b}