:root{--bg:#050a16;--surface:#101724;--surface2:#161f31;--border:#253551;--text:#f8faff;--muted:#a9b8d0;--gold:#0e67f7;--blue:#66a2ff;--orange:#0e67f7}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--text);min-height:100%;margin:0;font-family:Arial,Helvetica,sans-serif}button,input{font:inherit}button{cursor:pointer}.loading{min-height:100vh;color:var(--muted);justify-content:center;align-items:center;display:flex}.shell{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--border);background:#0a1020;flex-direction:column;width:258px;padding:34px 22px 24px;display:flex;position:fixed;inset:0 auto 0 0}.logo{letter-spacing:.3px;margin-bottom:54px;line-height:.9}.logo span{color:var(--blue);font-size:21px;font-weight:900;display:block}.logo strong{color:var(--orange);margin-top:5px;font-size:18px;font-weight:900;display:block}nav{gap:7px;display:grid}nav a{color:var(--muted);border-radius:8px;padding:13px 14px;font-size:14px;font-weight:700;text-decoration:none}nav a:hover,nav a.active{color:var(--gold);background:#162440}.signout{color:#f07575;text-align:left;background:0 0;border:0;margin-top:auto;padding:13px;font-weight:700}.content{width:calc(100% - 258px);max-width:1500px;margin-left:258px;padding:36px 48px 64px}.topbar,.section-heading{justify-content:space-between;align-items:center;gap:24px;display:flex}h1,h2,h3,p{margin:0}h1{letter-spacing:-.7px;margin-top:4px;font-size:30px}h2{letter-spacing:-.4px;font-size:23px}.eyebrow{color:var(--gold);letter-spacing:1.3px;font-size:11px;font-weight:900}.account{color:var(--muted);font-size:13px}.hero{background:linear-gradient(118deg,#112b56,#0a1326 65%,#0b1f45);border:1px solid #2c436d;border-radius:18px;justify-content:space-between;align-items:center;min-height:210px;margin-top:35px;padding:34px 38px;display:flex}.hero h2{max-width:600px;margin:9px 0 11px;font-size:31px}.hero p:not(.eyebrow){color:#c5d2e8}.role-chip{color:var(--gold);white-space:nowrap;background:#ffffff15;border:1px solid #ffffff35;border-radius:99px;padding:10px 14px;font-weight:800}.metrics{grid-template-columns:repeat(3,1fr);gap:18px;margin:24px 0;display:grid}.metric,.panel,.action{background:var(--surface);border:1px solid var(--border);border-radius:14px}.metric{padding:22px}.metric p{color:var(--muted);font-size:13px}.metric strong{margin-top:9px;font-size:26px;display:block}.panel{padding:28px}.primary{background:var(--gold);color:#fff;border:0;border-radius:8px;padding:12px 16px;font-size:13px;font-weight:900}.empty{color:var(--muted);padding:34px 0 7px}.lesson-list{margin-top:22px}.lesson{border-top:1px solid var(--border);grid-template-columns:96px 1fr auto;align-items:center;gap:20px;padding:17px 0;display:grid}.lesson:first-child{border-top:0}.date{gap:4px;display:grid}.date strong{text-transform:capitalize}.date span,.lesson p{color:var(--muted);margin-top:5px;font-size:13px}.status{text-transform:capitalize;border-radius:99px;padding:6px 9px;font-size:11px;font-weight:800}.status.confirmed{color:#78dfaa;background:#173c2b}.status.pending{color:#ffd46c;background:#443514}.status.completed{color:#84b8ff;background:#173052}.status.cancelled{color:#fa9494;background:#451d1d}.actions{grid-template-columns:1fr 1fr;gap:18px;margin-top:24px;display:grid}.action{padding:24px}.action p{color:var(--muted);margin:10px 0 18px;font-size:14px;line-height:1.5}.action button{border:1px solid var(--border);color:var(--gold);background:0 0;border-radius:7px;padding:9px 11px;font-size:12px;font-weight:800}.login-page{background:radial-gradient(circle at 50% 10%,#112b56 0,#050a16 43%);justify-content:center;align-items:center;min-height:100vh;padding:30px;display:flex}.login-card{border:1px solid var(--border);background:#101724ed;border-radius:18px;width:100%;max-width:440px;padding:42px}.logo.large{text-align:center;margin-bottom:42px}.logo.large span{font-size:26px}.logo.large strong{font-size:23px}.login-card h1{margin-top:8px;font-size:32px}.intro,.helper{color:var(--muted);margin-top:10px;font-size:14px;line-height:1.5}form{gap:16px;margin-top:28px;display:grid}label{color:var(--text);gap:8px;font-size:13px;font-weight:700;display:grid}input{border:1px solid var(--border);color:var(--text);background:#0b1220;border-radius:8px;outline:none;padding:13px}input:focus{border-color:var(--gold)}.full{width:100%}.error{color:#ff9595;font-size:13px}.helper{text-align:center;margin-top:26px}@media (max-width:800px){.sidebar{width:100%;position:static}.shell{display:block}.content{width:100%;margin-left:0;padding:24px 18px 40px}.sidebar nav{display:flex;overflow:auto}.sidebar nav a{white-space:nowrap}.sidebar .logo{margin-bottom:20px}.signout{margin-top:18px}.hero{flex-direction:column;align-items:flex-start;padding:28px}.hero h2{font-size:26px}.metrics,.actions{grid-template-columns:1fr}.topbar,.section-heading{flex-direction:column;align-items:flex-start}.account{display:none}.lesson{grid-template-columns:74px 1fr}.lesson .status{grid-column:2;justify-self:start}}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--blue);outline-offset:3px}.skip-link{background:var(--gold);color:#fff;z-index:20;border-radius:0 0 8px 8px;padding:10px 14px;font-weight:800;text-decoration:none;transition:transform .15s;position:fixed;top:0;left:16px;transform:translateY(-120%)}.skip-link:focus{transform:translateY(0)}
.actions{grid-template-columns:1fr;gap:18px;margin-top:24px;display:grid}.wide{width:100%}.slot-list,.users{gap:9px;margin-top:18px;display:grid}.slot,.user{background:var(--surface2);border:1px solid var(--border);border-radius:9px;justify-content:space-between;align-items:center;gap:18px;padding:12px 14px;display:flex}.slot span{color:var(--text);font-size:13px;font-weight:700}.secondary,.danger-button{border:1px solid var(--border);color:var(--gold);background:0 0;border-radius:7px;padding:9px 11px;font-size:12px;font-weight:800}.danger-button{color:#f28a8a}.availability-form{grid-template-columns:1fr 1fr auto;align-items:end;gap:12px;margin-top:18px;display:grid}.availability-form label{font-size:12px}.availability-form input{padding:11px}.location-input{align-items:center;gap:0;display:flex}.location-input input{border-top-right-radius:0;border-bottom-right-radius:0;flex:1;min-width:0}.map-button{background:var(--surface2);border:1px solid var(--border);color:var(--blue);cursor:pointer;border-left:0;border-radius:0 7px 7px 0;justify-content:center;align-items:center;min-height:42px;padding:0 12px;display:inline-flex}.map-button svg{fill:currentColor;width:18px;height:18px}.availability-form label>.location-input{margin-top:7px}.color-picker-field{align-items:center;display:flex}.color-picker-field input[type=color]{cursor:pointer;width:64px;height:42px;padding:3px}.user p{margin:5px 0 0;font-size:12px}.inbox-unread{border-color:var(--gold);box-shadow:0 0 0 1px color-mix(in srgb, var(--gold) 25%, transparent)}.user-actions{align-items:center;gap:8px;display:flex}.notification-date{color:var(--muted);white-space:nowrap;font-size:12px}.inline-actions{flex-wrap:wrap;align-items:center;gap:8px;display:flex}select{border:1px solid var(--border);color:var(--text);background:#181818;border-radius:7px;padding:9px}.action-message{color:#9ce7ba;background:#173c2b;border:1px solid #35634c;border-radius:9px;margin-top:18px;padding:13px}.lesson-actions{align-items:center;gap:8px;display:flex}.logo img{object-fit:contain;width:100%;max-width:100%;height:auto;display:block}.school-wordmark{color:var(--text);gap:4px;padding:8px 0;line-height:1;display:grid}.school-wordmark span{color:var(--blue);letter-spacing:1.8px;font-size:11px;font-weight:900}.school-wordmark strong{color:var(--gold);text-transform:uppercase;font-size:21px;font-weight:900}.secondary-sections{margin-top:18px}.feedback-list{gap:10px;margin-top:18px;display:grid}.feedback{background:var(--surface2);border:1px solid var(--border);border-radius:9px;padding:14px}.feedback strong{color:var(--gold);letter-spacing:2px}.feedback small{color:#9ce7ba;margin-top:10px;display:block}.feedback-form,.account-form{background:var(--surface2);border:1px solid var(--border);border-radius:9px;gap:12px;margin-top:16px;padding:16px;display:grid}.feedback-form label,.account-form label{gap:7px;display:grid}textarea{color:var(--text);resize:vertical;background:#181818;border:1px solid #3a3a3a;border-radius:8px;min-height:74px;padding:11px}.preferences{border-top:1px solid var(--border);gap:12px;margin-top:22px;padding-top:20px;display:grid}.preferences label{color:var(--text);font-size:13px;font-weight:700}.preferences input{accent-color:var(--gold);margin-right:8px}.login-links{text-align:center;gap:10px;margin-top:22px;display:grid}.login-links button{color:var(--gold);background:0 0;border:0;font-size:13px;font-weight:800}.login-links a{color:var(--muted);font-size:12px;font-weight:800;text-decoration:none}.login-links a:hover{color:var(--gold);text-decoration:underline}.remember-web{color:var(--muted);align-items:center;gap:8px;font-size:13px;font-weight:700;display:flex}.remember-web input{accent-color:var(--gold);width:16px;height:16px;margin:0}@media (max-width:800px){.availability-form{grid-template-columns:1fr}.slot,.user{flex-direction:column;align-items:flex-start}.inline-actions{width:100%}}
.shell{--bg:#f4f7fb;--surface:#fff;--surface2:#eaf0f7;--border:#d8e1ec;--text:#14263d;--muted:#52647b;--gold:#0e67f7;--blue:#66a2ff;--orange:#0e67f7;background:var(--bg);color:var(--text)}.shell .sidebar{background:#0a1020;border-right-color:#253551}.shell .sidebar nav a{color:#a9b8d0}.shell .sidebar nav a:hover,.shell .sidebar nav a.active{color:#66a2ff;background:#162440}.shell .sidebar .school-wordmark{color:#f8faff}.shell .content{background:var(--bg)}.shell .hero{border-color:var(--border);background:linear-gradient(135deg,#fff,#eaf0f7)}.shell .hero p:not(.eyebrow){color:#53657a}.shell .role-chip{color:var(--gold);background:#e8f0ff;border-color:#c5d9ff}.shell .metric,.shell .panel,.shell .action,.shell .slot,.shell .user,.shell .feedback,.shell .feedback-form,.shell .account-form{background:var(--surface);border-color:var(--border)}.shell .slot,.shell .user,.shell .feedback{background:var(--surface2)}.shell .status.confirmed{color:#16824e;background:#eaf8f0}.shell .status.pending{color:#9a6900;background:#fff4d8}.shell .status.completed{color:#245ebc;background:#e8f0ff}.shell .status.cancelled{color:#b42318;background:#ffeded}.shell input,.shell select,.shell textarea{background:var(--surface);border-color:var(--border);color:var(--text)}.shell textarea{border-color:var(--border)}.shell .map-button{background:var(--surface2);border-color:var(--border);color:var(--gold)}.shell .action-message{color:#176b45;background:#eaf8f0;border-color:#bde8ce}.shell .feedback small{color:#16824e}.shell .integration-settings .helper{text-align:left}.shell .integration-card{background:var(--surface2);border:1px solid var(--border);border-radius:14px;gap:14px;margin-top:16px;padding:18px;display:grid}.shell .integration-heading{justify-content:space-between;align-items:center;gap:18px;display:flex}.shell .integration-heading h3{font-size:17px}.shell .integration-heading p,.shell .integration-secret{color:var(--muted);margin-top:4px;font-size:12px;line-height:1.45}.shell .integration-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.shell .integration-card .primary{justify-self:start}.shell .integration-actions{flex-wrap:wrap;align-items:center;gap:9px;display:flex}.shell .integration-test-status{color:var(--muted);margin:0;font-size:12px}.shell .integration-test-status.success{color:#16824e}.shell .integration-test-status.failed{color:#b42318}.shell .toggle{display:block;position:relative}.shell .toggle input{opacity:0;width:0;height:0;position:absolute}.shell .toggle span{background:#c5d0dc;border-radius:99px;width:46px;height:26px;transition:background .2s;display:block;position:relative}.shell .toggle span:after{content:"";background:#fff;border-radius:50%;width:20px;height:20px;transition:transform .2s;position:absolute;top:3px;left:3px;box-shadow:0 1px 3px #14263d35}.shell .toggle input:checked+span{background:var(--gold)}.shell .toggle input:checked+span:after{transform:translate(20px)}@media (max-width:800px){.shell .sidebar{background:#0a1020}.shell .integration-fields{grid-template-columns:1fr}}