:root{color-scheme:dark;--bg:#030b16;--panel:#07192a;--panel2:#0a2035;--border:#123e62;--line:#12304a;--cyan:#00d9f7;--cyan2:#02acd5;--text:#eef6ff;--muted:#9bb2c9;--green:#08d594;--red:#ff5268;--yellow:#ffc94a;--shadow:0 18px 50px #0005;--radius:20px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
*{box-sizing:border-box}html,body,#root{max-width:100%;overflow-x:clip}body{margin:0;min-height:100vh;color:var(--text);background:radial-gradient(ellipse at 52% -18%,#0c3151 0,transparent 43%),var(--bg)}button,input,select,textarea{font:inherit}button{cursor:pointer;color:inherit}button:disabled{opacity:.46;cursor:not-allowed}a{color:inherit;text-decoration:none}.boot{min-height:100vh;display:grid;place-content:center;justify-items:center;gap:16px;color:var(--muted)}.boot img{width:92px;border-radius:50%}.auth-page{min-height:100vh;display:grid;place-items:center;padding:24px 16px}.auth-card{width:min(100%,440px);background:linear-gradient(145deg,#0a2035,#061526);border:1px solid var(--border);border-radius:26px;padding:30px;box-shadow:var(--shadow)}.brand{text-align:center;margin-bottom:24px}.brand img{width:88px;height:88px;border-radius:50%;object-fit:cover;border:1px solid #33475a;box-shadow:0 0 0 6px #091725}.brand h1{font-size:25px;margin:18px 0 4px;letter-spacing:.02em}.brand p{color:var(--cyan);margin:0;font-size:14px}.brand-location{margin-top:14px;color:#b7d8ea;font-size:12px}.auth-card h2{margin:24px 0 20px;font-size:21px}.form{display:grid;gap:15px}.field{display:grid;gap:7px;min-width:0}.field label,.field-label{font-size:12px;color:#b0c3d5;font-weight:600}.field input,.field select,.field textarea,.control{width:100%;min-width:0;border:1px solid #17476d;background:#06182a;color:var(--text);padding:13px 14px;border-radius:12px;outline:none}.field input:focus,.field select:focus,.field textarea:focus,.control:focus{border-color:var(--cyan);box-shadow:0 0 0 3px #00d9f722}.field input::placeholder{color:#738da7}.field textarea{min-height:84px;resize:vertical}.btn{min-height:46px;border:0;border-radius:13px;padding:12px 17px;font-size:13px;font-weight:800;letter-spacing:.01em;transition:transform .16s,filter .16s}.btn:hover{filter:brightness(1.08);transform:translateY(-1px)}.btn-primary{background:var(--cyan);color:#00111d}.btn-outline{background:#0c263d;border:1px solid var(--cyan2);color:#c9f7ff}.btn-quiet{background:#10273b;border:1px solid #203c54;color:#d9e8f4}.btn-danger{background:#39101b;color:#ff8c9a;border:1px solid #8d2438}.btn-small{min-height:34px;padding:8px 12px;font-size:12px;border-radius:10px}.auth-note{color:var(--muted);font-size:12px;line-height:1.6;margin:16px 0 0;text-align:center}.footer{font-size:10px;color:#768da3;line-height:1.7;text-align:center;padding:25px 15px 92px}.footer strong{display:block;color:#a8bacb;font-size:11px;font-weight:500}.app-shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:252px;padding:25px 18px;background:#061423;border-right:1px solid #112c43;display:flex;flex-direction:column;z-index:10}.sidebar-brand{display:flex;align-items:center;gap:13px;padding:4px 8px 26px}.sidebar-brand img{width:45px;height:45px;object-fit:cover;border-radius:50%}.sidebar-brand strong{display:block;font-size:14px}.sidebar-brand span{font-size:10px;color:var(--cyan)}.nav{display:grid;gap:8px}.nav button{display:flex;align-items:center;gap:12px;text-align:left;border:1px solid transparent;background:transparent;border-radius:13px;padding:13px 14px;color:#a8bed2;font-size:13px;font-weight:650}.nav button:hover,.nav button.active{background:#0b2338;border-color:#123e62;color:#edfbff}.nav button.active:before{content:"";width:5px;height:22px;margin-left:-15px;margin-right:10px;background:var(--cyan);border-radius:4px}.nav-icon{color:var(--cyan);font-size:17px;width:18px;text-align:center}.side-bottom{margin-top:auto;display:grid;gap:15px}.side-identity{border-top:1px solid #14334d;padding:17px 8px 0;font-size:12px}.side-identity small{display:block;margin-top:4px;color:var(--muted)}.side-logout{width:100%}.main{margin-left:252px;min-height:100vh;display:flex;flex-direction:column}.topbar{height:84px;border-bottom:1px solid #102940;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,4vw,58px);background:#03101edb;position:sticky;top:0;z-index:5;backdrop-filter:blur(16px)}.top-title{font-weight:800;font-size:19px}.top-title small{display:block;margin-top:5px;color:var(--muted);font-size:11px;font-weight:500}.top-meta{display:flex;align-items:center;gap:14px}.top-meta span{font-size:11px;color:#b6cce0}.top-logo{height:38px;width:38px;border-radius:50%}.content{width:min(100%,1180px);padding:30px clamp(17px,4vw,58px) 28px;flex:1}.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:22px}.page-head h1{font-size:25px;margin:0 0 7px}.page-head p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}.page-actions{display:flex;gap:9px;flex-wrap:wrap}.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:21px}.stat,.panel,.class-card,.student-card,.payment-card,.reservation-card,.day-row{background:linear-gradient(135deg,#0a2034,#081a2b);border:1px solid var(--border);border-radius:var(--radius)}.stat{padding:17px 19px}.stat span{display:block;color:var(--muted);font-size:11px}.stat strong{display:block;font-size:23px;margin-top:8px}.stat em{font-style:normal;color:var(--cyan);font-size:11px}.panel{padding:20px;margin-bottom:17px}.panel h2{font-size:16px;margin:0 0 16px}.panel-sub{color:var(--muted);font-size:12px}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:15px 0 18px}.segmented{display:flex;gap:6px;padding:4px;border:1px solid #153650;background:#061525;border-radius:14px}.segmented button{background:transparent;border:0;border-radius:10px;padding:9px 15px;color:var(--muted);font-size:12px;font-weight:700}.segmented button.active{background:#0d3551;color:var(--cyan)}.date-controls{display:flex;align-items:center;gap:8px}.date-controls strong{min-width:170px;text-align:center;font-size:13px}.icon-btn{height:38px;width:38px;background:#0b2033;border:1px solid #19405e;border-radius:11px;color:var(--cyan);font-size:18px}.cards-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.class-card{padding:18px;display:grid;grid-template-columns:1fr auto;gap:13px;align-items:center}.class-card h3{font-size:16px;margin:0 0 7px}.class-card .date-line{font-size:11px;color:var(--muted);margin-bottom:11px}.class-time{color:#d8edfb;font-weight:700;font-size:14px}.class-meta{display:flex;align-items:center;gap:9px;margin-top:10px}.pill{border-radius:999px;padding:6px 12px;font-size:10px;font-weight:800;white-space:nowrap;border:1px solid}.pill-green{color:var(--green);background:#063128;border-color:#087b5a}.pill-red{color:var(--red);background:#35121b;border-color:#87263a}.pill-yellow{color:var(--yellow);background:#34280b;border-color:#87640d}.pill-blue{color:#8edfff;background:#092a40;border-color:#15577a}.link-btn{background:transparent;border:0;color:var(--cyan);font-weight:800;font-size:12px;padding:10px}.empty{border:1px dashed #1d3c55;border-radius:16px;text-align:center;padding:34px 16px;color:var(--muted);font-size:13px}.week-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px}.week-col{min-width:0;background:#071727;border:1px solid #15334d;border-radius:14px;padding:10px 8px;min-height:115px}.week-col header{font-size:10px;color:var(--muted);padding-bottom:9px;border-bottom:1px solid #17334b;text-align:center}.week-class{background:#0b2b43;border-left:3px solid var(--cyan);border-radius:9px;padding:8px 6px;margin-top:8px;font-size:10px;line-height:1.45;overflow-wrap:anywhere}.month-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}.month-cell{min-height:92px;padding:8px;background:#071727;border:1px solid #15334d;border-radius:11px}.month-cell.dim{opacity:.35}.month-cell strong{font-size:11px}.month-cell .week-class{font-size:9px}.day-row{padding:12px 14px;display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center}.day-row+.day-row{margin-top:9px}.day-label{display:flex;gap:12px;align-items:center}.day-number{min-width:40px;color:var(--cyan);font-weight:800}.day-row input[type=checkbox]{accent-color:var(--cyan);width:19px;height:19px}.time-inputs{display:flex;align-items:center;gap:7px}.time-inputs input{width:122px}.roster{display:grid;gap:9px}.roster-row{display:grid;grid-template-columns:1fr 155px;align-items:center;gap:12px;padding:13px 14px;background:#081a2b;border:1px solid #173752;border-radius:13px}.roster-row strong{font-size:13px}.roster-row small{display:block;color:var(--muted);margin-top:4px;font-size:11px}.table-like{display:grid;gap:9px}.student-card,.payment-card,.reservation-card{padding:15px 17px}.student-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;align-items:center}.student-card h3,.payment-card h3,.reservation-card h3{margin:0 0 6px;font-size:14px}.student-card p,.payment-card p,.reservation-card p{margin:0;color:var(--muted);font-size:11px;line-height:1.6}.student-status{display:flex;gap:7px;flex-wrap:wrap;margin-top:9px}.card-actions{display:flex;gap:5px;align-items:center}.payment-line{display:flex;align-items:center;justify-content:space-between;gap:12px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px}.filters{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.filters .field{min-width:150px}.modal-backdrop{position:fixed;inset:0;background:#0009;z-index:30;display:grid;place-items:center;padding:14px;overflow:auto}.modal{width:min(100%,540px);max-height:min(90vh,850px);overflow:auto;background:#07192a;border:1px solid #1b547b;border-radius:20px;box-shadow:var(--shadow);padding:22px}.modal-head{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:18px}.modal-head h2{font-size:18px;margin:0}.close-btn{background:#0d263a;border:1px solid #214361;border-radius:10px;width:36px;height:36px;color:var(--muted);font-size:18px}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,20px);opacity:0;pointer-events:none;z-index:50;max-width:calc(100vw - 30px);padding:13px 18px;border:1px solid #277296;background:#08253a;color:#e9fbff;border-radius:13px;box-shadow:var(--shadow);font-size:13px;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}.toast.error{border-color:#a22c44;background:#34131c}.mobile-nav{display:none}.notice{padding:12px 14px;background:#2b2409;color:#f8d267;border:1px solid #75610e;border-radius:12px;font-size:12px;line-height:1.5}.profile-summary{display:flex;align-items:center;gap:14px}.avatar{width:54px;height:54px;display:grid;place-items:center;border-radius:17px;background:#0b3a56;color:var(--cyan);font-weight:800;font-size:19px}.history-line{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid #15324a;font-size:12px}.history-line:last-child{border:0}
@media(max-width:1000px){.sidebar{width:215px}.main{margin-left:215px}.cards-grid{grid-template-columns:1fr}.week-grid{gap:5px}.week-col{padding:8px 5px}.week-class{font-size:9px}}
@media(max-width:720px){.sidebar{display:none}.main{margin-left:0}.topbar{height:66px;padding:0 17px}.top-title{font-size:16px}.top-title small{font-size:10px}.top-meta span{display:none}.top-logo{width:34px;height:34px}.content{padding:22px 15px 28px}.page-head{display:block}.page-actions{margin-top:15px}.page-head h1{font-size:22px}.stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.stat{padding:13px}.stat strong{font-size:20px}.stat:last-child:nth-child(odd){grid-column:1/-1}.panel{padding:15px}.toolbar{align-items:flex-start}.date-controls{width:100%;justify-content:space-between}.date-controls strong{min-width:0}.week-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.week-col{min-height:70px}.week-col header{text-align:left}.month-cell{min-height:74px;padding:6px}.month-grid{gap:4px}.month-cell .week-class{padding:5px 4px}.day-row{grid-template-columns:1fr;gap:9px}.time-inputs input{width:calc((100vw - 94px)/2)}.roster-row{grid-template-columns:minmax(0,1fr) 125px;padding:11px}.roster-row select{padding:10px 7px;font-size:11px}.two-col{grid-template-columns:1fr}.student-card{padding:13px}.student-card .card-actions{grid-column:1/-1;justify-content:flex-end}.mobile-nav{position:fixed;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));bottom:0;left:0;right:0;background:#061423f5;border-top:1px solid #16344d;padding:6px 5px max(6px,env(safe-area-inset-bottom));z-index:12;backdrop-filter:blur(16px)}.mobile-nav button{display:grid;justify-items:center;gap:4px;border:0;background:transparent;color:#8fa8bf;padding:5px 2px;font-size:9px;font-weight:700;min-width:0}.mobile-nav button.active{color:var(--cyan)}.mobile-nav .nav-icon{font-size:17px}.footer{padding-bottom:94px}.content{padding-bottom:22px}.auth-card{padding:24px 20px}.segmented button{padding:8px 11px;font-size:11px}.filters{width:100%}.filters .field{flex:1;min-width:110px}}
@media(max-width:380px){.day-label{gap:8px}.time-inputs input{width:calc((100vw - 85px)/2)}.roster-row{grid-template-columns:1fr}.top-title small{max-width:220px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}}

.mobile-logout{display:none}@media(max-width:720px){.mobile-logout{display:inline-block;font-size:11px;max-width:66px}}

.cybersystem-credit{display:inline-flex;align-items:center;gap:6px;vertical-align:middle}.cybersystem-credit img{width:28px;height:21px;object-fit:contain;flex:none;opacity:.75}.footer a:hover{text-decoration:underline}.footer a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}