@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Mono:wght@300;400;500&display=swap');
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
:root{
  --bg:#050810;--surface:#0d1117;--surface2:#111827;--border:#1e2430;
  --text:#e2e8f0;--muted:#64748b;--accent:#6366f1;
  --green:#22c55e;--red:#ef4444;--amber:#f59e0b;--cyan:#06b6d4;
  --sidebar-w:230px;
}
html,body{height:100%;background:var(--bg);color:var(--text);font-family:'DM Mono',monospace;}
#app{height:100%;}
button{cursor:pointer;font-family:'DM Mono',monospace;border:none;outline:none;}
input,select,textarea{font-family:'DM Mono',monospace;outline:none;}
a{color:inherit;text-decoration:none;}

::-webkit-scrollbar{width:8px;height:8px;}
::-webkit-scrollbar-track{background:var(--bg);border-radius:4px;}
::-webkit-scrollbar-thumb{background:#334155;border-radius:4px;border:2px solid var(--bg);}
::-webkit-scrollbar-thumb:hover{background:#475569;}
*{scrollbar-width:thin;scrollbar-color:#334155 var(--bg);}

.hidden{display:none!important;}

/* LOGIN */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(ellipse at 60% 30%,#1e1b4b 0%,#050810 60%);position:relative;overflow:hidden;}
.login-wrap::before{content:'';position:absolute;inset:0;
  background:repeating-linear-gradient(0deg,transparent,transparent 39px,#1e2430 39px,#1e2430 40px),
             repeating-linear-gradient(90deg,transparent,transparent 39px,#1e2430 39px,#1e2430 40px);opacity:0.25;}
.login-card{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:16px;
  padding:40px 36px;width:420px;max-width:calc(100vw - 32px);
  box-shadow:0 0 60px rgba(99,102,241,0.18),0 0 120px rgba(99,102,241,0.06);}
.login-logo{font-family:'Syne',sans-serif;font-size:26px;font-weight:800;letter-spacing:-1px;margin-bottom:6px;}
.login-logo span{color:var(--accent);}
.login-sub{color:var(--muted);font-size:12px;margin-bottom:28px;}
.field-wrap{margin-bottom:14px;}
.field-label{font-size:10px;color:var(--muted);letter-spacing:1px;text-transform:uppercase;margin-bottom:5px;}
.field-input{width:100%;background:var(--bg);border:1.5px solid var(--border);border-radius:8px;
  padding:11px 14px;color:var(--text);font-size:13px;transition:border-color 0.2s;}
.field-input:focus{border-color:var(--accent);}
.btn-login{width:100%;background:var(--accent);color:#fff;border-radius:8px;padding:12px;
  font-size:13px;font-weight:500;letter-spacing:0.5px;transition:opacity 0.2s,transform 0.1s;margin-top:6px;}
.btn-login:hover{opacity:0.87;} .btn-login:active{transform:scale(0.98);}
.login-hint{margin-top:18px;color:var(--muted);font-size:11px;line-height:1.9;}
.login-hint b{color:var(--text);}
.error-msg{background:rgba(239,68,68,0.1);border:1px solid rgba(239,68,68,0.3);border-radius:8px;
  padding:10px 14px;color:#f87171;font-size:12px;margin-bottom:14px;}

/* SYNC BANNER */
.sync-bar{display:flex;align-items:center;gap:8px;padding:7px 14px;border-radius:8px;font-size:11px;border:1px solid;}
.sync-online{background:rgba(34,197,94,0.08);border-color:rgba(34,197,94,0.25);color:#4ade80;}
.sync-offline{background:rgba(245,158,11,0.1);border-color:rgba(245,158,11,0.3);color:#fbbf24;}
.sync-dot{width:7px;height:7px;border-radius:50%;flex-shrink:0;}
.sync-online .sync-dot{background:#22c55e;box-shadow:0 0 6px #22c55e;}
.sync-offline .sync-dot{background:#f59e0b;}

.app-shell{display:flex;height:100vh;overflow:hidden;}

/* SIDEBAR */
.sidebar{width:var(--sidebar-w);min-width:var(--sidebar-w);background:var(--surface);
  border-right:1px solid var(--border);display:flex;flex-direction:column;
  transition:width 0.25s,min-width 0.25s;position:relative;z-index:20;overflow:hidden;}
.sidebar.collapsed{width:52px;min-width:52px;}
.sidebar-logo{font-family:'Syne',sans-serif;font-size:17px;font-weight:800;padding:18px 16px 16px;
  border-bottom:1px solid var(--border);letter-spacing:-0.5px;white-space:nowrap;overflow:hidden;
  display:flex;align-items:center;gap:8px;}
.sidebar-logo span{color:var(--accent);}
.sidebar-logo-text{transition:opacity 0.2s;}
.sidebar.collapsed .sidebar-logo-text{opacity:0;width:0;overflow:hidden;}
.sidebar-section{padding:14px 10px 3px;font-size:9px;color:var(--muted);letter-spacing:1.5px;
  text-transform:uppercase;white-space:nowrap;overflow:hidden;}
.sidebar.collapsed .sidebar-section{opacity:0;}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 16px;font-size:12px;color:var(--muted);
  cursor:pointer;transition:all 0.15s;background:none;width:100%;text-align:left;white-space:nowrap;
  overflow:hidden;position:relative;}
.nav-item:hover{color:var(--text);background:rgba(255,255,255,0.03);}
.nav-item.active{color:var(--accent);background:rgba(99,102,241,0.1);border-right:2px solid var(--accent);}
.nav-icon{font-size:15px;width:20px;text-align:center;flex-shrink:0;}
.nav-label{transition:opacity 0.2s;}
.sidebar.collapsed .nav-label{opacity:0;width:0;overflow:hidden;}
.sidebar.collapsed .nav-item{justify-content:center;padding:10px;}
.sidebar.collapsed .nav-item.active{border-right:none;border-left:2px solid var(--accent);}
.sidebar-footer{margin-top:auto;padding:12px 14px;border-top:1px solid var(--border);overflow:hidden;}
.user-chip{display:flex;align-items:center;gap:9px;}
.avatar{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--accent),#8b5cf6);
  display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:#fff;
  font-family:'Syne',sans-serif;flex-shrink:0;}
.user-info{flex:1;overflow:hidden;min-width:0;}
.user-name{font-size:11px;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.user-role{font-size:9px;color:var(--muted);}
.sidebar.collapsed .user-info,.sidebar.collapsed .logout-btn{display:none;}
.logout-btn{background:none;color:var(--muted);font-size:12px;padding:4px 7px;border:1px solid var(--border);
  border-radius:6px;transition:all 0.15s;white-space:nowrap;}
.logout-btn:hover{color:var(--red);border-color:rgba(239,68,68,0.4);}
.toggle-btn{position:absolute;right:-12px;top:22px;width:24px;height:24px;background:var(--surface);
  border:1px solid var(--border);border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:11px;color:var(--muted);cursor:pointer;z-index:30;transition:all 0.15s;}
.toggle-btn:hover{color:var(--text);border-color:var(--accent);}

.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.6);z-index:15;}
@media(max-width:768px){
  .sidebar-overlay.show{display:block;}
  .sidebar{position:fixed;top:0;left:0;height:100%;z-index:20;transform:translateX(0);}
  .sidebar.mobile-hidden{transform:translateX(-100%);}
  .toggle-btn{display:none;}
  .topbar-menu-btn{display:flex!important;}
}

.main{flex:1;overflow-y:auto;display:flex;flex-direction:column;min-width:0;}
.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:13px 20px;
  display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:10;gap:12px;}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0;}
.topbar-menu-btn{display:none;background:none;color:var(--muted);font-size:20px;padding:4px;
  align-items:center;justify-content:center;}
.page-title{font-family:'Syne',sans-serif;font-size:16px;font-weight:700;letter-spacing:-0.4px;white-space:nowrap;}
.page-sub{font-size:10px;color:var(--muted);margin-top:1px;}
.content{padding:20px;flex:1;}
@media(max-width:480px){.content{padding:12px;}}

.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px;margin-bottom:22px;}
.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px;
  position:relative;overflow:hidden;}
.stat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--c,var(--accent));}
.stat-num{font-family:'Syne',sans-serif;font-size:26px;font-weight:800;line-height:1;}
.stat-label{font-size:10px;color:var(--muted);margin-top:5px;}
.stat-icon{position:absolute;top:14px;right:14px;font-size:18px;opacity:0.18;}
.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden;margin-bottom:20px;}
.card-header{padding:14px 18px;border-bottom:1px solid var(--border);display:flex;align-items:center;
  justify-content:space-between;flex-wrap:wrap;gap:8px;}
.card-title{font-family:'Syne',sans-serif;font-size:13px;font-weight:700;}

.table-wrap{overflow-x:auto;}
table{width:100%;border-collapse:collapse;font-size:12px;}
th{padding:9px 14px;text-align:left;color:var(--muted);font-size:9px;letter-spacing:1px;text-transform:uppercase;
  border-bottom:1px solid var(--border);background:rgba(255,255,255,0.015);white-space:nowrap;}
td{padding:11px 14px;border-bottom:1px solid var(--border);vertical-align:middle;}
tr:last-child td{border-bottom:none;}
tr:hover td{background:rgba(255,255,255,0.018);}

.badge{display:inline-flex;align-items:center;padding:2px 7px;border-radius:4px;font-size:10px;font-weight:500;white-space:nowrap;}
.badge-easy{background:rgba(34,197,94,0.12);color:#4ade80;}
.badge-medium{background:rgba(245,158,11,0.12);color:#fbbf24;}
.badge-hard{background:rgba(239,68,68,0.12);color:#f87171;}
.badge-subject{background:rgba(99,102,241,0.12);color:#818cf8;}
.badge-active{background:rgba(34,197,94,0.12);color:#4ade80;}
.badge-inactive{background:rgba(100,116,139,0.12);color:var(--muted);}
.badge-teacher{background:rgba(6,182,212,0.12);color:#22d3ee;}
.badge-student{background:rgba(16,185,129,0.12);color:#34d399;}
.badge-admin{background:rgba(245,158,11,0.12);color:#fbbf24;}

.btn{padding:7px 13px;border-radius:7px;font-size:11px;font-weight:500;transition:all 0.15s;display:inline-flex;align-items:center;gap:5px;}
.btn-sm{padding:4px 9px;font-size:10px;border-radius:6px;}
.btn-accent{background:var(--accent);color:#fff;border:none;}
.btn-accent:hover{opacity:0.84;}
.btn-ghost{background:rgba(255,255,255,0.05);color:var(--text);border:1px solid var(--border);}
.btn-ghost:hover{background:rgba(255,255,255,0.09);}
.btn-danger{background:rgba(239,68,68,0.1);color:#f87171;border:1px solid rgba(239,68,68,0.22);}
.btn-danger:hover{background:rgba(239,68,68,0.2);}
.btn-warn{background:rgba(245,158,11,0.1);color:#fbbf24;border:1px solid rgba(245,158,11,0.22);}
.btn-warn:hover{background:rgba(245,158,11,0.2);}
.btn-green{background:rgba(34,197,94,0.1);color:#4ade80;border:1px solid rgba(34,197,94,0.22);}
.btn-green:hover{background:rgba(34,197,94,0.2);}

.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.72);backdrop-filter:blur(5px);
  display:flex;align-items:center;justify-content:center;z-index:100;padding:16px;}
.modal{background:var(--surface);border:1px solid var(--border);border-radius:16px;width:500px;
  max-width:100%;max-height:92vh;overflow-y:auto;}
.modal-header{padding:18px 22px 14px;border-bottom:1px solid var(--border);display:flex;align-items:center;
  justify-content:space-between;position:sticky;top:0;background:var(--surface);z-index:2;}
.modal-title{font-family:'Syne',sans-serif;font-size:15px;font-weight:700;}
.modal-body{padding:18px 22px;}
.modal-footer{padding:14px 22px;border-top:1px solid var(--border);display:flex;gap:9px;justify-content:flex-end;}
.close-btn{background:none;color:var(--muted);font-size:17px;transition:color 0.15s;padding:2px;}
.close-btn:hover{color:var(--text);}

.form-group{margin-bottom:14px;}
.form-label{display:block;font-size:10px;color:var(--muted);letter-spacing:0.8px;text-transform:uppercase;margin-bottom:5px;}
.form-input,.form-select,.form-textarea{width:100%;background:var(--bg);border:1.5px solid var(--border);
  border-radius:8px;padding:9px 11px;color:var(--text);font-size:12px;transition:border-color 0.2s;}
.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--accent);}
.form-select option{background:var(--surface);}
.form-textarea{resize:vertical;min-height:75px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.form-hint{font-size:10px;color:var(--muted);margin-top:3px;}
.form-error{background:rgba(239,68,68,0.1);border:1px solid rgba(239,68,68,0.3);border-radius:7px;
  padding:9px 13px;color:#f87171;font-size:11px;margin-bottom:13px;}

.option-list{display:flex;flex-direction:column;gap:7px;}
.option-row{display:flex;align-items:center;gap:8px;}
.option-radio{width:15px;height:15px;accent-color:var(--accent);}
.option-input{flex:1;background:var(--bg);border:1.5px solid var(--border);border-radius:6px;
  padding:7px 10px;color:var(--text);font-size:12px;}
.option-input:focus{outline:none;border-color:var(--accent);}

.subject-banner{background:linear-gradient(135deg,rgba(99,102,241,0.14),rgba(99,102,241,0.04));
  border:1px solid rgba(99,102,241,0.24);border-radius:10px;padding:12px 16px;
  display:flex;align-items:center;gap:12px;margin-bottom:18px;flex-wrap:wrap;}

.img-drop{border:2px dashed var(--border);border-radius:8px;padding:20px;text-align:center;
  cursor:pointer;transition:all 0.2s;position:relative;}
.img-drop:hover,.img-drop.drag{border-color:var(--accent);background:rgba(99,102,241,0.04);}
.img-preview{width:100%;max-height:140px;object-fit:contain;border-radius:6px;margin-top:8px;}

.exam-wrap{max-width:680px;margin:0 auto;}
.exam-header{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px 20px;
  margin-bottom:16px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;}
.prog-bar{height:4px;background:var(--border);border-radius:2px;margin-top:8px;width:100%;}
.prog-fill{height:100%;background:var(--accent);border-radius:2px;transition:width 0.3s;}
.q-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:14px;}
.q-num{font-size:9px;color:var(--muted);letter-spacing:1px;text-transform:uppercase;margin-bottom:8px;}
.q-text{font-size:14px;line-height:1.65;margin-bottom:18px;font-family:'Syne',sans-serif;font-weight:600;}
.opt-btn{background:var(--bg);border:1.5px solid var(--border);border-radius:8px;padding:11px 14px;
  color:var(--text);font-size:12px;text-align:left;display:flex;align-items:center;gap:11px;
  transition:all 0.15s;width:100%;cursor:pointer;margin-bottom:8px;}
.opt-btn:hover{border-color:var(--accent);background:rgba(99,102,241,0.07);}
.opt-btn.selected{border-color:var(--accent);background:rgba(99,102,241,0.13);color:#c7d2fe;}
.opt-letter{width:24px;height:24px;border-radius:6px;background:rgba(255,255,255,0.06);
  display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;flex-shrink:0;}
.nav-btns{display:flex;gap:9px;justify-content:space-between;margin-top:16px;}
.timer{font-family:'Syne',sans-serif;font-size:20px;font-weight:800;color:var(--accent);letter-spacing:2px;}
.timer.warn{color:var(--amber);} .timer.danger{color:var(--red);animation:tpulse 1s infinite;}
@keyframes tpulse{0%,100%{opacity:1;}50%{opacity:0.45;}}
.q-grid{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px;}
.q-dot{width:30px;height:30px;border-radius:6px;border:1.5px solid;font-size:10px;
  display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all 0.15s;}

.result-big{text-align:center;padding:28px 20px;}
.result-score{font-family:'Syne',sans-serif;font-size:64px;font-weight:800;
  background:linear-gradient(135deg,var(--accent),#8b5cf6);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;line-height:1;margin-bottom:6px;}
.result-label{font-size:12px;color:var(--muted);}

.access-denied{display:flex;flex-direction:column;align-items:center;justify-content:center;height:260px;gap:10px;}
.access-icon{font-size:44px;} .access-title{font-family:'Syne',sans-serif;font-size:17px;font-weight:700;}
.access-sub{color:var(--muted);font-size:11px;}
.empty{text-align:center;padding:44px 20px;color:var(--muted);}
.empty-icon{font-size:34px;margin-bottom:10px;}

.filter-bar{display:flex;gap:7px;flex-wrap:wrap;}
.filter-btn{padding:5px 11px;border-radius:6px;font-size:10px;background:var(--bg);border:1px solid var(--border);
  color:var(--muted);cursor:pointer;transition:all 0.15s;}
.filter-btn.active{background:rgba(99,102,241,0.15);border-color:var(--accent);color:#818cf8;}
.filter-btn:hover:not(.active){color:var(--text);}

.cal-strip{display:flex;gap:7px;overflow-x:auto;padding-bottom:8px;margin-bottom:18px;}
.cal-day{min-width:56px;background:var(--surface);border:1px solid var(--border);border-radius:10px;
  padding:9px 5px;text-align:center;cursor:pointer;transition:all 0.15s;flex-shrink:0;}
.cal-day.active{background:var(--accent);border-color:var(--accent);}
.cal-day-num{font-family:'Syne',sans-serif;font-size:17px;font-weight:800;line-height:1;}
.cal-day-name{font-size:8px;color:var(--muted);margin-top:2px;text-transform:uppercase;letter-spacing:1px;}
.cal-day.active .cal-day-name{color:rgba(255,255,255,0.65);}
.cal-dot{width:5px;height:5px;background:var(--accent);border-radius:50%;margin:3px auto 0;}
.cal-day.active .cal-dot{background:#fff;}
.tl-wrap{position:relative;padding-left:36px;}
.tl-line{position:absolute;left:10px;top:0;bottom:0;width:2px;background:var(--border);border-radius:1px;}
.tl-item{position:relative;margin-bottom:14px;}
.tl-dot{position:absolute;left:-26px;top:18px;width:10px;height:10px;border-radius:50%;
  border:2px solid var(--border);background:var(--bg);}
.tl-dot.open{background:var(--green);border-color:var(--green);box-shadow:0 0 7px rgba(34,197,94,0.5);}
.tl-dot.upcoming{background:var(--amber);border-color:var(--amber);}
.tl-dot.closed{background:var(--muted);border-color:var(--muted);}
.sched-card{background:var(--surface2);border:1px solid var(--border);border-radius:11px;overflow:hidden;transition:border-color 0.2s;}
.sched-card:hover{border-color:rgba(99,102,241,0.35);}
.sched-top{padding:13px 16px;display:flex;align-items:flex-start;justify-content:space-between;gap:8px;}
.sched-title{font-family:'Syne',sans-serif;font-size:13px;font-weight:700;margin-bottom:3px;}
.sched-sub{font-size:10px;color:var(--muted);}
.sched-pill{padding:3px 9px;border-radius:20px;font-size:9px;font-weight:600;white-space:nowrap;flex-shrink:0;}
.sched-body{padding:0 16px 14px;display:flex;flex-direction:column;gap:6px;}
.sched-row{display:flex;align-items:center;gap:7px;font-size:11px;color:var(--muted);}
.sched-row b{color:var(--text);}
.sched-foot{padding:11px 16px;border-top:1px solid var(--border);display:flex;align-items:center;
  justify-content:space-between;flex-wrap:wrap;gap:8px;}
.timetable-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px;}
.live-badge{display:inline-flex;align-items:center;gap:5px;padding:3px 8px;border-radius:20px;
  background:rgba(34,197,94,0.14);border:1px solid rgba(34,197,94,0.3);color:#4ade80;font-size:10px;font-weight:600;}
.live-dot{width:6px;height:6px;border-radius:50%;background:#4ade80;animation:tpulse 1.2s infinite;}
.locked-badge{display:inline-flex;align-items:center;gap:5px;padding:4px 9px;border-radius:6px;
  background:rgba(100,116,139,0.1);border:1px solid rgba(100,116,139,0.18);color:var(--muted);font-size:10px;}
.done-badge{display:inline-flex;align-items:center;gap:5px;padding:4px 9px;border-radius:6px;
  background:rgba(34,197,94,0.1);border:1px solid rgba(34,197,94,0.24);color:#4ade80;font-size:10px;}
.conflict-box{background:rgba(245,158,11,0.08);border:1px solid rgba(245,158,11,0.28);border-radius:9px;
  padding:10px 14px;color:#fbbf24;font-size:11px;margin-bottom:16px;line-height:1.6;}
.countdown{font-family:'Syne',sans-serif;font-size:11px;font-weight:700;}

.confirm-modal{width:340px;}
.confirm-body{padding:22px;text-align:center;}
.confirm-icon{font-size:34px;margin-bottom:10px;}
.confirm-title{font-family:'Syne',sans-serif;font-size:14px;font-weight:700;margin-bottom:7px;}
.confirm-sub{font-size:11px;color:var(--muted);line-height:1.6;}

.toast{position:fixed;bottom:20px;right:20px;background:rgba(34,197,94,0.14);
  border:1px solid rgba(34,197,94,0.3);color:#4ade80;padding:11px 16px;border-radius:10px;
  font-size:11px;z-index:999;animation:slideUp 0.3s ease;}
.toast.err{background:rgba(239,68,68,0.14);border-color:rgba(239,68,68,0.3);color:#f87171;}
@keyframes slideUp{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:translateY(0);}}

.subjects-select{display:flex;flex-wrap:wrap;gap:7px;border:1.5px solid var(--border);
  border-radius:8px;padding:8px;background:var(--bg);min-height:44px;cursor:text;}
.subjects-select.focused{border-color:var(--accent);}
.subj-tag{display:inline-flex;align-items:center;gap:5px;padding:3px 8px;border-radius:5px;
  background:rgba(99,102,241,0.15);border:1px solid rgba(99,102,241,0.3);color:#818cf8;font-size:11px;}
.subj-tag button{background:none;color:#818cf8;font-size:14px;line-height:1;padding:0 2px;}
.subj-tag button:hover{color:#fff;}
.subj-dropdown{background:var(--surface);border:1px solid var(--border);border-radius:8px;
  overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,0.4);max-height:180px;overflow-y:auto;}
.subj-option{padding:9px 13px;font-size:12px;cursor:pointer;transition:background 0.12s;}
.subj-option:hover{background:rgba(99,102,241,0.1);}

.score-bar-wrap{display:flex;align-items:center;gap:8px;}
.score-bar{height:5px;background:var(--border);border-radius:3px;flex:1;overflow:hidden;}
.score-bar-fill{height:100%;border-radius:3px;transition:width 0.4s;}

.pw-wrap{position:relative;}
.pw-toggle{position:absolute;right:9px;top:50%;transform:translateY(-50%);background:none;color:var(--muted);font-size:13px;padding:2px 4px;}
.pw-toggle:hover{color:var(--text);}

.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
@media(max-width:700px){.grid2{grid-template-columns:1fr;}}
@media(max-width:600px){
  .form-row{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .timetable-grid{grid-template-columns:1fr;}
}

/* DATA MANAGER */
.dm-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-bottom:20px;}
.dm-card{background:var(--surface2);border:1px solid var(--border);border-radius:13px;padding:20px;
  display:flex;flex-direction:column;gap:10px;position:relative;overflow:hidden;}
.dm-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--c,var(--accent));}
.dm-card-icon{font-size:28px;}
.dm-card-title{font-family:'Syne',sans-serif;font-size:14px;font-weight:700;}
.dm-card-desc{font-size:11px;color:var(--muted);line-height:1.6;}
.drop-zone{border:2px dashed var(--border);border-radius:10px;padding:28px 20px;text-align:center;
  cursor:pointer;transition:all 0.2s;position:relative;}
.drop-zone:hover,.drop-zone.drag{border-color:var(--accent);background:rgba(99,102,241,0.05);}
.import-preview{background:var(--bg);border:1px solid var(--border);border-radius:9px;padding:14px 16px;margin-top:12px;}
.import-preview-title{font-family:'Syne',sans-serif;font-size:13px;font-weight:700;margin-bottom:10px;
  display:flex;align-items:center;gap:8px;}
.import-row{display:flex;align-items:center;justify-content:space-between;padding:6px 0;
  border-bottom:1px solid var(--border);font-size:12px;}
.import-row:last-child{border-bottom:none;}
.import-row-label{color:var(--muted);display:flex;align-items:center;gap:6px;}
.import-row-count{font-family:'Syne',sans-serif;font-weight:700;color:var(--accent);}
.import-options{margin-top:12px;display:flex;flex-direction:column;gap:9px;}
.import-option{display:flex;align-items:flex-start;gap:10px;padding:11px 14px;
  background:rgba(255,255,255,0.03);border:1px solid var(--border);border-radius:8px;cursor:pointer;transition:all 0.15s;}
.import-option:hover{border-color:var(--accent);background:rgba(99,102,241,0.06);}
.import-option input[type=radio]{margin-top:2px;accent-color:var(--accent);flex-shrink:0;}
.import-option-label{font-size:12px;font-weight:600;margin-bottom:3px;}
.import-option-desc{font-size:10px;color:var(--muted);line-height:1.5;}
.progress-wrap{background:var(--border);border-radius:4px;height:6px;overflow:hidden;margin-top:6px;}
.progress-fill{height:100%;background:var(--accent);border-radius:4px;transition:width 0.4s;}
.history-item{display:flex;align-items:center;gap:12px;padding:11px 14px;border-bottom:1px solid var(--border);font-size:12px;}
.history-item:last-child{border-bottom:none;}
.history-icon{font-size:18px;flex-shrink:0;}
.history-info{flex:1;min-width:0;}
.history-title{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.history-meta{font-size:10px;color:var(--muted);margin-top:2px;}
.history-badge{padding:2px 8px;border-radius:4px;font-size:10px;font-weight:600;flex-shrink:0;}