.brand-logo{display:block;object-fit:contain}.brand-logo.large{width:92px;height:92px;margin:0 auto 12px}.brand-logo.small{width:44px;height:44px}.logo-wordmark{display:flex;flex-direction:column;line-height:1.1}.logo-wordmark strong{font-size:16px;color:#fff}.logo-wordmark small{font-size:11px;color:#bfd3eb;letter-spacing:1px;text-transform:uppercase}.auth-brand{text-align:center}.auth-brand h1{margin:0}.logo{gap:12px}.logo img{flex-shrink:0}.center-loading .brand-logo{width:94px;height:auto;margin:0 auto 14px}.install-brand{display:flex;flex-direction:column;align-items:center;text-align:center;margin-bottom:18px}.install-brand .brand-logo{width:108px;height:auto;margin-bottom:10px}.topbar strong .edufy-word{color:#0b2043}.topbar strong .edufy-accent{color:#1769dc}
:root{--navy:#0b2043;--ink:#172b4d;--muted:#65758f;--blue:#1769dc;--teal:#0f9a9e;--bg:#f3f7fc;--border:#e0e8f2;--panel:#fff;--bad:#c23945;--success:#0b927c;--radius:17px;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink)}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg)}body{font-size:14px}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.55;cursor:not-allowed}a{color:var(--blue);text-decoration:none}.hidden{display:none!important}.layout{display:flex;min-height:100vh}.sidebar{background:#0b2043;color:#e9f2ff;width:244px;flex-shrink:0;position:sticky;top:0;height:100vh;padding:27px 13px;display:flex;flex-direction:column;gap:10px}.logo{display:flex;align-items:center;gap:11px;font-size:16px;font-weight:800;padding:3px 10px 20px}.brand-icon{background:linear-gradient(140deg,#216cf0,#15bac0);color:#fff;border-radius:13px;padding:13px;font-weight:900;letter-spacing:-1px;display:inline-block;box-shadow:0 6px 20px #0066ff20}.logo .brand-icon{padding:10px}.side-caption{text-transform:uppercase;font-size:10px;letter-spacing:2px;color:#91aecf;padding:12px 10px 6px}.nav{display:flex;align-items:center;gap:11px;color:#c3d4eb;background:transparent;border:0;text-align:left;padding:12px 13px;border-radius:11px;width:100%;font-weight:650}.nav:hover,.nav.active{background:#1a3963;color:white}.nav .ico{font-size:18px}.side-bottom{margin-top:auto;border-top:1px solid #ffffff22;padding:14px 10px;color:#b5cbe4;overflow-wrap:anywhere}.main{flex:1;min-width:0}.topbar{height:78px;background:white;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:13px;padding:13px 28px}.page{padding:25px 28px 80px;max-width:1300px;margin:0 auto}.section-head{display:flex;align-items:center;justify-content:space-between;gap:15px;flex-wrap:wrap;margin-bottom:22px}.section-head h1{font-size:27px;letter-spacing:-.9px;margin:0 0 5px}.section-head p{color:var(--muted);margin:0}.pill{font-size:11px;border-radius:99px;padding:6px 11px;background:#edf3fc;color:#2260a1;display:inline-block;font-weight:700}.pill.green{background:#e0faf2;color:#037c64}.pill.amber{background:#fff2dc;color:#91600c}.pill.red{background:#ffeff0;color:#b6263b}.banner{border-radius:18px;background:linear-gradient(110deg,#0b397b,#1974e9 78%,#0caab0);color:white;padding:26px 28px;margin-bottom:24px;box-shadow:0 12px 35px #1955ad18}.banner h2{font-size:24px;margin:7px 0}.banner p{color:#dcecff;line-height:1.7;margin:0}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;margin-bottom:21px}.stat{border:1px solid var(--border);border-radius:16px;padding:18px;background:white}.stat b{display:block;font-size:27px;margin:8px 0 1px}.stat small{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:16px}.panel,.item{border:1px solid var(--border);background:var(--panel);border-radius:16px;padding:20px;box-shadow:0 4px 18px #183b6010}.item{display:flex;flex-direction:column;gap:10px}.item-head{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}.item h3,.panel h3{font-size:16px;margin:0;line-height:1.4}.item p,.panel p,.muted{color:var(--muted);line-height:1.6;margin:0}.item-foot{border-top:1px solid var(--border);padding-top:12px;display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}.icon-tile{height:45px;width:45px;border-radius:12px;display:grid;place-items:center;font-size:23px;background:#eaf2ff}.btn,.primary{border:1px solid var(--border);background:white;border-radius:10px;padding:10px 14px;font-weight:750;color:var(--ink);display:inline-flex;align-items:center;justify-content:center;gap:8px;line-height:1.2}.btn:hover{background:#f3f7fc}.btn.primary,.primary{background:var(--blue);color:white;border-color:var(--blue)}.btn.teal{color:white;background:var(--teal);border-color:var(--teal)}.btn.danger{color:var(--bad);border-color:#f2cbd2}.btn.small{font-size:12px;padding:8px 11px}.btn.full,.primary{width:100%}.btn.ghost{border-color:transparent;color:var(--blue)}.field{display:flex;flex-direction:column;gap:7px;margin-bottom:15px;color:#314969;font-size:13px;font-weight:700}.field input,.field select,.field textarea,input:not([type=checkbox]):not([type=radio]),textarea,select{border:1px solid #ccd9e7;border-radius:10px;padding:12px;outline:0;background:#fff;color:#122c4f;width:100%;font-weight:450}.field input:focus,.field textarea:focus,.field select:focus,input:focus{border-color:#2677df;box-shadow:0 0 0 3px #2677df1b}.field textarea{min-height:82px;resize:vertical}.dialog-backdrop{position:fixed;inset:0;background:#0b2043b8;z-index:300;display:flex;align-items:center;justify-content:center;padding:15px}.dialog{background:white;border-radius:20px;padding:23px;width:min(590px,100%);max-height:94vh;overflow:auto;box-shadow:0 22px 80px #050e24b0}.dialog-head{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:18px}.dialog-head h2{font-size:21px;margin:0}.notice{background:#eaf3ff;padding:14px;border-radius:11px;color:#23558d;font-size:13px;line-height:1.6}.notice.bad{background:#ffeced;color:#a31b34}.notice.good{background:#e5faf4;color:#057966}.auth-layout{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 80% 0,#dcecff,transparent 45%),#f3f7fc;padding:24px}.auth-card{width:min(430px,100%);border-radius:22px;background:#fff;padding:32px;box-shadow:0 15px 60px #1c3f7022}.auth-card h1{font-size:26px;margin:16px 0 5px}.auth-card .brand-icon{font-size:23px}.auth-card form{margin-top:24px}.auth-card .intro{color:#73839a;line-height:1.6}.center-loading{display:grid;place-items:center;min-height:70vh}.center-loading p{color:#576e8e}.code{font-size:30px;letter-spacing:4px;font-weight:900;color:#0c4395;background:#ecf5ff;padding:16px 20px;border:1px dashed #74abe4;border-radius:14px;text-align:center}.detail-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:15px 0 20px}.detail-tabs button{border:1px solid var(--border);background:#fff;padding:11px 15px;border-radius:10px;font-weight:700;color:var(--muted)}.detail-tabs button.on{background:var(--blue);border-color:var(--blue);color:white}.table-wrap{overflow-x:auto;background:white;border:1px solid var(--border);border-radius:15px}table{border-collapse:collapse;width:100%;min-width:520px}th,td{text-align:left;border-bottom:1px solid var(--border);padding:14px 15px}th{font-size:11px;letter-spacing:.5px;color:#627c9b;text-transform:uppercase;background:#f7faff}tr:last-child td{border-bottom:0}.empty{text-align:center;border:1px dashed #bbcde3;border-radius:16px;padding:37px;background:white;color:#7890aa}.empty strong{color:#284565;display:block;margin-bottom:6px}.video-frame{width:100%;aspect-ratio:16/9;border:none;background:#0b2043;border-radius:13px}.video-bg{height:210px;border-radius:14px;background:linear-gradient(125deg,#0b437c,#1797a1);display:grid;place-items:center;color:white;font-size:52px}.questions-editor{display:grid;gap:14px}.q-card{border:1px solid var(--border);border-radius:13px;padding:14px;background:#f9fbff}.q-card label{display:block;color:#587089;font-size:12px;font-weight:750;margin:8px 0 4px}.q-card input{margin-bottom:5px}.choices{display:grid;gap:8px;margin:20px 0}.choice{display:flex;align-items:center;gap:12px;text-align:left;background:white;border:1px solid var(--border);border-radius:11px;padding:13px;width:100%}.choice.selected{border-color:#226fe3;background:#edf5ff}.choice b{background:#e8f1ff;padding:7px 10px;border-radius:8px;color:#2363b3}.choice.good{border-color:#49bd94;background:#eefcf6}.choice.bad{border-color:#e98f95;background:#fff3f3}.exam-nav{display:flex;gap:7px;flex-wrap:wrap}.exam-nav button{width:34px;height:34px;background:#f0f5fa;border:1px solid var(--border);border-radius:8px}.exam-nav button.on{color:white;background:var(--blue)}.exam-nav button.saved{color:white;background:var(--teal)}.exam-score{text-align:center;padding:20px}.exam-score strong{font-size:64px;color:#068a7b;display:block}.split{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}.progress{height:9px;border-radius:10px;background:#dfe8f3;overflow:hidden;margin:12px 0}.progress span{display:block;height:100%;background:var(--teal)}#toast{position:fixed;bottom:20px;right:20px;z-index:500;max-width:370px}#toast .toast{background:#0b2043;color:white;border-radius:12px;box-shadow:0 12px 36px #1d315844;padding:13px 17px;margin-top:8px}.menu-toggle{display:none}.install{max-width:550px;margin:40px auto;padding:0 14px}.install .panel{margin:25px 0}.install label{display:block;margin-top:13px}.install input{margin-top:5px}.install .primary{margin-top:20px}.offline-line{border-radius:10px;padding:10px 12px;background:#fff2db;color:#885e16;margin:10px 0}.class-back{margin-bottom:12px}.subheading{color:#6b7d93;font-size:13px;margin:0 0 15px}.status-dot{height:8px;width:8px;border-radius:100%;display:inline-block;background:#0db784;margin-right:7px}.help{color:#667e99;font-size:12px;line-height:1.5}.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}.q-editor-top{display:flex;justify-content:space-between;align-items:center}.answer-row{display:flex;gap:8px;align-items:center;margin:6px 0}.answer-row input{flex:1}.answer-row .radio{width:auto!important}.review-q{border-bottom:1px solid var(--border);padding:15px 0}.review-q:last-child{border:0}.modal-actions{display:flex;gap:9px;justify-content:flex-end;flex-wrap:wrap}.slide-cover{display:none}.install{color:var(--ink)}
@media(max-width:900px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.sidebar{width:211px}.page{padding:18px 15px 65px}.topbar{padding:13px 17px}}
@media(max-width:700px){.sidebar{position:fixed;z-index:200;left:0;top:0;bottom:0;transform:translateX(-100%);transition:transform .22s;width:265px}.sidebar.open{transform:none}.slide-cover.show{display:block;position:fixed;inset:0;background:#06172e8a;z-index:190}.menu-toggle{display:inline-flex}.topbar{height:69px}.page{padding:18px 14px 60px}.banner{padding:20px}.banner h2{font-size:20px}.section-head h1{font-size:23px}.stat{padding:14px}.stat b{font-size:22px}.grid{grid-template-columns:1fr}.video-grid{grid-template-columns:1fr}.dialog{padding:18px}.code{font-size:27px}.detail-tabs{flex-wrap:nowrap;overflow:auto;padding-bottom:4px}.detail-tabs button{flex-shrink:0}}

/* EDUFY 2.2 online class management (admin only) */
.admin-actions{display:flex;gap:6px;flex-wrap:wrap;max-width:340px}.admin-actions .btn{white-space:nowrap}.class-code{color:#104488;letter-spacing:1.4px;font-size:14px}.table-wrap .admin-actions button{padding:7px 9px}.install-brand{margin-bottom:18px}

/* v2.4 online staff management */
.admin-staff-shortcuts{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:15px;background:#f0f6ff;border:1px solid #cfddf6;border-radius:15px;padding:17px 19px;margin:16px 0 20px;color:#16395f}.admin-staff-shortcuts span{display:grid;gap:6px}.admin-staff-shortcuts small{font-size:12px;color:#57718d;line-height:1.4}.admin-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.account-toolbar{display:flex;justify-content:space-between;align-items:end;flex-wrap:wrap;gap:15px;margin:23px 0 13px}.account-filter-bar{display:flex;gap:6px;flex-wrap:wrap}.account-search{min-width:min(310px,100%);display:grid;gap:6px;color:#607690;font-size:12px;font-weight:700}.account-search input{height:43px}.account-empty{text-align:center;color:#617b96;padding:24px}.account-stats{margin-top:12px;margin-bottom:12px}.account-stats .stat b{color:#0b397b}.dialog .help{display:block;margin:3px 0 9px}.dialog .notice.bad{border:1px solid #f1c9cc}.dialog input[type=hidden]{display:none}@media(max-width:700px){.account-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.account-toolbar{align-items:stretch}.account-search{width:100%}.admin-staff-shortcuts{align-items:flex-start;flex-direction:column}.admin-staff-shortcuts .admin-actions{width:100%}.account-filter-bar{width:100%}}

/* v2.5 delegated teacher permissions and generated class-code dialog */
.notice.bad{border:1px solid #f0c8cd}.code{overflow-wrap:anywhere}.admin-actions{max-width:none}.modal-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}.admin-permission-links{display:flex;flex-wrap:wrap;gap:8px}

/* v2.6 Mobile Connection Key panel */
.pair-intro{background:#eaf3ff;color:#164978;border-radius:14px;padding:15px 18px;margin-bottom:16px}.pair-intro p{line-height:1.6;font-size:13px}.pair-key-box{margin-top:15px;padding:16px;background:#f7faff;border:1px dashed #659bdd;border-radius:14px;display:flex;gap:12px;flex-direction:column;align-items:center}.pair-key-box strong{font-size:clamp(12px,2.3vw,18px);overflow-wrap:anywhere;color:#0b397b;letter-spacing:1px;text-align:center}.device-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid #e5edf5}.device-row small{color:#71829b}

/* EDUFY v2.7 — visible, owner-verified online administrator setup */
.online-admin-entry{margin:17px 0 0;text-align:center;padding:16px;border:1px solid #dfc894;background:#fffaed;border-radius:13px}.admin-setup-button{display:block;border:2px solid #be8a20;color:#173659;text-decoration:none;border-radius:10px;padding:12px 14px;font-weight:850;background:#fff}.admin-setup-button:hover{background:#fff1c3;color:#0b2043}.online-admin-entry p{margin:9px 0 0;color:#6c5e42;font-size:12px;line-height:1.5}