:root{color-scheme:dark;--bg:#090e1b;--panel:#111a2c;--panel2:#172239;--line:#26334b;--muted:#9aa8bd;--text:#edf3ff;--accent:#8ba8ff;--accent2:#b6c6ff}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 15% 0%,#1c2b4b 0,transparent 38%),var(--bg);color:var(--text);font:15px/1.5 Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;min-height:100vh}
.shell{max-width:1160px;margin:auto;padding:28px 28px 18px}.topbar{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #ffffff13;padding-bottom:22px}.brand{display:flex;gap:12px;align-items:center;color:var(--text);text-decoration:none;font-weight:750;letter-spacing:.2px;font-size:19px}.brand small{display:block;font-size:9px;letter-spacing:2px;color:var(--muted);font-weight:650}.brand-mark{display:grid;place-items:center;width:39px;height:39px;border-radius:13px;background:linear-gradient(140deg,#91aaff,#637de2);color:#0a1123;font-weight:900;font-size:21px}.top-actions{display:flex;align-items:center;gap:10px}.student-name{color:var(--muted);font-size:13px;margin-right:8px}.quiet-btn,.nav-btn,.today-btn{background:#111a2c;border:1px solid var(--line);color:var(--text);border-radius:10px;padding:9px 13px;cursor:pointer}.quiet-btn:hover,.nav-btn:hover,.today-btn:hover{border-color:var(--accent)}
.login-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:80px;align-items:center;max-width:990px;margin:78px auto 95px}.eyebrow,.card-kicker{font-size:10px;font-weight:800;letter-spacing:2.2px;color:var(--accent2)}h1{font-size:clamp(42px,6vw,66px);line-height:1.06;letter-spacing:-2.7px;margin:18px 0}h1 span{color:var(--accent)}.intro>p{max-width:450px;color:var(--muted);font-size:16px}.feature-list{display:grid;gap:17px;margin-top:42px}.feature-list div{display:flex;gap:17px;align-items:center}.feature-list b{font-size:11px;color:var(--accent);letter-spacing:1px}.feature-list span{font-size:14px;color:#cbd5e6}
.login-card{background:linear-gradient(160deg,#15213a,#101829);border:1px solid #ffffff18;border-radius:20px;padding:32px;box-shadow:0 22px 70px #0005}.login-card h2{font-size:28px;margin:10px 0 0}.muted{color:var(--muted)}.login-card .muted{margin:3px 0 27px;font-size:13px}label{display:block;font-size:12px;color:#cbd5e6;margin:17px 0 7px}input{width:100%;background:#0b1323;border:1px solid #2b3a56;border-radius:10px;padding:13px 14px;color:var(--text);outline:none}input:focus,select:focus{border-color:var(--accent)}.primary-btn{width:100%;margin-top:25px;padding:13px 16px;border:0;border-radius:10px;background:linear-gradient(100deg,#9bb2ff,#7895f5);color:#0a1225;font-weight:800;cursor:pointer}.primary-btn span{float:right;font-size:18px;line-height:18px}.primary-btn:disabled{opacity:.6;cursor:wait}.privacy-note{font-size:10px;color:#8593aa;line-height:1.6;margin:18px 0 0}.error{background:#48212c;color:#ffc5cf;padding:10px 12px;border-radius:8px;font-size:12px;margin-top:14px}
.hidden{display:none!important}.page-heading{display:flex;justify-content:space-between;align-items:end;margin:48px 0 28px}.page-heading h1{font-size:48px;margin:8px 0}.page-heading p{margin:0}.batch-select{min-width:210px;background:#111a2c;border:1px solid var(--line);border-radius:10px;color:var(--text);padding:11px}.calendar-toolbar{display:flex;align-items:center;gap:13px;background:#111a2c;border:1px solid var(--line);border-radius:14px;padding:13px 15px;margin-bottom:18px}.calendar-toolbar>div{flex:1;text-align:center}.week-label{font-weight:750}.small{font-size:11px}.today-btn{font-size:12px}
.schedule{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:10px}.day-column{min-height:210px;background:#10192a;border:1px solid #24314a;border-radius:13px;padding:11px 9px}.day-head{text-align:center;padding-bottom:10px;border-bottom:1px solid #ffffff12;margin-bottom:10px}.day-name{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:1px}.day-date{font-size:19px;font-weight:750}.day-column.today{border-color:#829dff80;background:#141f36}.class-card{background:#1b2942;border-left:3px solid #8da8ff;border-radius:8px;padding:9px 8px;margin:8px 0}.class-card:nth-child(3n){border-left-color:#8bd7c1}.class-card:nth-child(3n+1){border-left-color:#e5b77d}.class-subject{font-size:12px;font-weight:750;line-height:1.3}.class-time{font-size:10px;color:#b3c1d6;margin-top:5px}.class-type{font-size:9px;color:#8fa3c4;margin-top:3px}.empty{padding:45px 15px;text-align:center;background:#111a2c;border:1px dashed var(--line);border-radius:14px;color:var(--muted)}.status-line{color:#7f90aa;font-size:11px;text-align:right;margin-top:12px}footer{text-align:center;color:#65738b;font-size:10px;padding:32px 0 8px}
@media(max-width:760px){.shell{padding:18px 15px}.login-layout{grid-template-columns:1fr;gap:28px;margin:45px auto}.intro h1{font-size:47px}.feature-list{display:none}.login-card{padding:24px}.page-heading{align-items:start;gap:15px;flex-direction:column}.page-heading h1{font-size:40px}.batch-select{width:100%}.schedule{grid-template-columns:repeat(2,minmax(0,1fr))}.day-column{min-height:160px}.calendar-toolbar{gap:7px;padding:10px}.today-btn{padding:8px}.student-name{display:none}}