:root{--bg:#f4f7fb;--panel:#fff;--ink:#172033;--muted:#748096;--line:#e3e8f0;--primary:#176b7a;--primary2:#0d5260;--ok:#18794e;--warn:#a86400;--danger:#b42318;--sidebar:#102833;--shadow:0 8px 26px rgba(19,33,68,.07)}
*{box-sizing:border-box}body{margin:0;font-family:Arial,"Tahoma",sans-serif;background:var(--bg);color:var(--ink);font-size:14px}.shell{min-height:100vh;display:grid;grid-template-columns:250px 1fr}.sidebar{background:linear-gradient(180deg,#12313c,#0d2530);color:#fff;padding:22px 16px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;gap:11px;align-items:center;padding:4px 6px 24px;border-bottom:1px solid rgba(255,255,255,.1)}.brand-mark,.login-logo{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:#47c4c8;color:#08333b;font-weight:900;font-size:17px}.brand strong{display:block;font-size:14px}.brand small{display:block;opacity:.62;margin-top:4px;font-size:10px}.sidebar nav{padding-top:20px;display:grid;gap:7px}.sidebar nav a{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.75);text-decoration:none;padding:11px 13px;border-radius:10px;font-weight:700}.sidebar nav a.active,.sidebar nav a:hover{background:rgba(71,196,200,.15);color:#fff}.sidebar-bottom{margin-top:auto;border-top:1px solid rgba(255,255,255,.1);padding-top:18px}.locale{display:flex;gap:8px;align-items:center}.locale a{color:inherit;text-decoration:none}.sidebar .locale{font-size:12px;color:rgba(255,255,255,.72);margin-bottom:12px}.link-button{border:0;background:transparent;color:#fff;padding:0;cursor:pointer;font:inherit}.content{padding:24px 28px 50px;min-width:0}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.topbar h1{margin:0;font-size:25px}.topbar p{margin:5px 0 0;color:var(--muted)}.user-chip{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 14px;box-shadow:var(--shadow);font-size:12px}.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px}.kpi,.mini{background:#fff;border:1px solid var(--line);border-radius:14px;padding:17px;box-shadow:var(--shadow)}.kpi span,.mini span{display:block;color:var(--muted);font-weight:700;font-size:12px}.kpi strong{display:block;font-size:29px;margin:7px 0 2px}.kpi small{color:var(--muted)}.kpi.warn{border-color:#efcf9c}.panel{background:var(--panel);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);margin-bottom:18px;overflow:hidden}.panel.accent{border-inline-start:4px solid var(--primary)}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 20px;border-bottom:1px solid var(--line)}.panel-head h2{margin:0 0 5px;font-size:17px}.panel-head p{margin:0;color:var(--muted);font-size:12px;line-height:1.5}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:12px 13px;text-align:start;border-bottom:1px solid var(--line);white-space:nowrap}th{background:#f8fafc;color:#536074;font-size:11px;text-transform:uppercase;letter-spacing:.02em}tbody tr:hover{background:#fbfcfe}.empty{text-align:center!important;color:var(--muted);padding:28px}.school-cell strong,.school-cell small{display:block}.school-cell small{color:var(--muted);margin-top:4px}.tag,.status{display:inline-flex;align-items:center;border-radius:999px;padding:4px 9px;font-weight:800;font-size:10px;letter-spacing:.02em;background:#edf1f6;color:#536074}.status.validated,.status.ready{background:#e8f2ff;color:#1d5f9a}.status.committed,.status.approved,.status.done,.status.success{background:#e5f5ec;color:#18794e}.status.needs_review,.status.warning{background:#fff2dd;color:#9b5c00}.status.error,.status.cancelled,.status.failed{background:#ffebe9;color:#b42318}.status.draft,.status.staged{background:#edf1f6;color:#536074}.status.revised{background:#f0eaff;color:#6242a6}.btn{border:1px solid #ccd4df;background:#fff;color:#26354a;padding:9px 13px;border-radius:9px;text-decoration:none;font-weight:800;font-size:12px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px}.btn:hover{filter:brightness(.98)}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.success{background:var(--ok);border-color:var(--ok);color:#fff}.btn.small{padding:6px 9px;font-size:11px}.btn.full{width:100%;padding:12px}.actions{display:flex;gap:6px;align-items:center}.actions form{margin:0}.form-grid{display:grid;grid-template-columns:1.1fr 1fr 1fr 1.5fr auto;gap:13px;align-items:end;padding:20px}.form-grid label,.login-card label{display:block;font-size:11px;font-weight:800;color:#59677b;margin:0 0 7px}.form-grid small{display:block;color:var(--muted);margin-top:5px;font-size:10px}.form-action{padding-bottom:1px}input,select{width:100%;border:1px solid #ccd4df;background:#fff;border-radius:9px;padding:10px 11px;font:inherit;color:var(--ink);outline:none}input:focus,select:focus{border-color:#59a4b0;box-shadow:0 0 0 3px rgba(23,107,122,.08)}.filters{padding:16px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr auto;gap:10px}.summary-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-bottom:18px}.mini strong{display:block;margin-top:8px;font-size:16px}.alert{display:flex;gap:10px;border-radius:11px;padding:12px 14px;margin-bottom:16px;border:1px solid}.alert.success{background:#e9f7ef;border-color:#bfe5d0;color:#166c46}.alert.danger{background:#fff0ef;border-color:#f1c3bf;color:#9e241b}.pagination{padding:12px 16px}.pagination nav{display:flex;gap:5px}.toolbar{display:flex;gap:8px;align-items:center;margin-bottom:14px}.toolbar form{margin:0}.paper-preview{background:#dbe1e8;padding:18px;overflow:auto}.paper-preview>.invoice-paper{max-width:1160px;margin:auto;padding:14px;background:#fff;box-shadow:0 10px 35px rgba(0,0,0,.12)}.batch-box{padding:16px 20px;display:flex;gap:12px;align-items:center}.progress{height:10px;background:#e7edf4;border-radius:999px;overflow:hidden;flex:1}.progress span{display:block;height:100%;background:var(--primary);width:0;transition:width .2s}.hidden{display:none!important}.login-page{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top,#e4f4f5,#eef2f8 48%,#f8fafc)}.login-card{width:min(410px,calc(100% - 34px));background:#fff;padding:30px;border-radius:20px;border:1px solid var(--line);box-shadow:0 18px 60px rgba(18,45,58,.12)}.login-logo{margin:0 auto 14px}.login-card h1{text-align:center;margin:0;font-size:21px}.login-card p{text-align:center;color:var(--muted);line-height:1.5;margin:8px 0 24px}.login-card input{margin-bottom:14px}.check{display:flex!important;align-items:center;gap:7px;margin-bottom:16px!important}.check input{width:auto;margin:0}.center{justify-content:center;margin-top:16px;color:var(--muted)}code{font-size:11px;background:#f1f4f8;padding:3px 6px;border-radius:6px}
@media(max-width:1000px){.shell{grid-template-columns:78px 1fr}.brand div,.sidebar nav span,.sidebar-bottom{display:none}.brand{justify-content:center}.sidebar nav a{justify-content:center;font-size:18px}.kpis{grid-template-columns:repeat(2,1fr)}.form-grid,.filters{grid-template-columns:1fr 1fr}.summary-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.content{padding:17px 12px 35px}.shell{grid-template-columns:1fr}.sidebar{height:auto;position:static;flex-direction:row;align-items:center;padding:10px 12px}.brand{border:0;padding:0}.sidebar nav{display:flex;margin-inline-start:auto;padding:0}.sidebar nav a{padding:9px}.topbar{align-items:flex-start}.user-chip{display:none}.kpis{grid-template-columns:1fr 1fr;gap:9px}.form-grid,.filters{grid-template-columns:1fr}.summary-grid{grid-template-columns:1fr 1fr}.panel-head{align-items:flex-start;flex-direction:column}.actions{min-width:210px}.paper-preview{padding:6px}}
@media print{.sidebar,.topbar,.toolbar,.alert{display:none!important}.shell{display:block}.content{padding:0}.paper-preview{padding:0;background:#fff}.paper-preview>.invoice-paper{box-shadow:none;max-width:none;padding:0}.panel{box-shadow:none}}
.pager{display:flex;gap:7px;align-items:center}.pager a,.pager span{min-width:34px;height:32px;padding:0 8px;border:1px solid var(--line);border-radius:8px;display:grid;place-items:center;text-decoration:none;color:var(--ink);background:#fff}.pager .disabled{opacity:.4}
.btn.danger{background:var(--danger);border-color:var(--danger);color:#fff}.registry-search{padding:16px;display:flex;gap:10px;align-items:end}.registry-search>div{flex:1}.registry-search label{display:block;font-size:11px;font-weight:800;color:#59677b;margin-bottom:7px}.availability-card{padding:16px 20px;display:flex;align-items:center;justify-content:space-between;border-inline-start:4px solid}.availability-card.available{border-inline-start-color:var(--ok)}.availability-card.reserved{border-inline-start-color:var(--warn)}.availability-card strong{font-size:20px}.availability-card span{font-weight:800}.wrap{white-space:normal;min-width:220px;max-width:420px;line-height:1.5}
.auth-wide{width:min(470px,calc(100% - 34px))}.auth-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.auth-row .check{margin-bottom:0!important}.auth-row a,.auth-switch a,.secondary-form+.auth-switch a{color:var(--primary);font-weight:800;text-decoration:none}.auth-switch{text-align:center;color:var(--muted);margin-top:18px}.field-help{display:block;color:var(--muted);font-size:11px;line-height:1.5;margin:-7px 0 13px}.secondary-form{margin-top:10px}.otp-input{text-align:center;direction:ltr;font-size:24px!important;letter-spacing:8px;font-weight:800}.depot-chip{display:inline-flex;align-items:center;gap:6px;background:#eef7f8;color:var(--primary2);border:1px solid #cce5e8;border-radius:999px;padding:7px 10px;font-size:11px;font-weight:800}.user-stack{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.locked-field{width:100%;border:1px solid #ccd4df;background:#f8fafc;border-radius:9px;padding:10px 11px;color:var(--ink);font-weight:800}
.driver-error-panel{border:1px solid #f1b8b4;border-inline-start:5px solid var(--danger)}
.driver-error-panel .panel-head{background:#fff7f6}.error-row{background:#fffafa}.error-row:hover{background:#fff4f3!important}.row-badge{display:inline-grid;place-items:center;min-width:34px;height:27px;border-radius:8px;background:#fff2dd;color:#8b5200;font-weight:900}.fix-cell,.fix-note{color:#8d2c22}.fix-note{margin-top:7px;padding:7px 9px;background:#fff0ef;border-radius:7px;font-weight:700}.location-cell div{margin:2px 0}.panel-head>form{margin:0}

/* v0.2.2: non-blocking warning for automatic workbook type correction */
.alert.warning{background:#fff7df;border:1px solid #f2d27b;color:#7a5600}