:root{
  --bg:#0a0f1a;
  --bg-2:#0d1424;
  --surface:#111a2c;
  --surface-2:#16213600;
  --card:#121d33;
  --card-hover:#16233d;
  --border:#22304a;
  --border-soft:#1a2740;
  --text:#e7ecf5;
  --text-dim:#93a1b8;
  --text-faint:#5f6f8c;
  --accent:#22e08a;
  --accent-dark:#16b86e;
  --accent-soft:rgba(34,224,138,.12);
  --danger:#f87171;
  --tag-general:#60a5fa;
  --tag-dept:#a78bfa;
  --tag-support:#fbbf24;
  --tag-families:#f472b6;
  --tag-role:#2dd4bf;
  --radius:14px;
  --radius-sm:9px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Arial,sans-serif;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:
    radial-gradient(1200px 600px at 10% -10%, #0e2a24 0%, transparent 60%),
    radial-gradient(900px 500px at 100% 0%, #0c2038 0%, transparent 55%),
    var(--bg);
  color:var(--text);
  min-height:100vh;
}
#app{min-height:100vh;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;}

.container{max-width:1180px;margin:0 auto;padding:0 24px;}

/* ---------- Login ---------- */
.login-screen{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
}
.login-card{
  width:100%;
  max-width:400px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:36px 32px;
  box-shadow:var(--shadow);
  position:relative;
}
.lang-switch{
  position:absolute;
  top:18px;
  right:18px;
  display:flex;
  gap:4px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:8px;
  padding:3px;
}
.lang-switch button{
  background:transparent;
  border:none;
  color:var(--text-dim);
  font-size:12px;
  font-weight:700;
  padding:5px 9px;
  border-radius:6px;
}
.lang-switch button.active{
  background:var(--accent);
  color:#04160e;
}
.lang-switch-inline{
  display:inline-flex;gap:4px;background:var(--card);border:1px solid var(--border);
  border-radius:8px;padding:3px;
}
.lang-switch-inline button{
  background:transparent;border:none;color:var(--text-dim);font-size:12px;font-weight:700;
  padding:5px 9px;border-radius:6px;
}
.lang-switch-inline button.active{background:var(--accent);color:#04160e;}
.brand{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  margin:6px 0 26px;
}
.brand-mark{width:34px;height:34px;flex-shrink:0;}
.brand-text{
  font-size:22px;
  font-weight:800;
  letter-spacing:.5px;
  line-height:1;
}
.brand-text .accent{color:var(--accent);}
.login-heading{text-align:center;margin-bottom:26px;}
.login-heading h1{font-size:22px;margin:0 0 6px;}
.login-heading p{color:var(--text-dim);font-size:14px;margin:0;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:6px;}
.field input,.field select{
  width:100%;
  background:var(--card);
  border:1px solid var(--border);
  color:var(--text);
  border-radius:var(--radius-sm);
  padding:11px 13px;
  font-size:14px;
  outline:none;
}
.field input:focus,.field select:focus{border-color:var(--accent);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  border:none;
  border-radius:var(--radius-sm);
  padding:12px 18px;
  font-size:14px;
  font-weight:700;
}
.btn-primary{background:var(--accent);color:#04160e;}
.btn-primary:hover{background:var(--accent-dark);}
.btn-block{width:100%;}
.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--text);}
.btn-ghost:hover{border-color:var(--accent);}
.btn-sm{padding:8px 12px;font-size:13px;}
.login-note{margin-top:16px;font-size:12px;color:var(--text-faint);text-align:center;line-height:1.5;}

/* ---------- App shell ---------- */
.topbar{
  border-bottom:1px solid var(--border-soft);
  background:rgba(10,15,26,.7);
  backdrop-filter:blur(6px);
  position:sticky;top:0;z-index:20;
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:22px;
  padding:14px 0;
}
.topbar .brand{margin:0;justify-content:flex-start;}
.topbar .brand-text{font-size:18px;}
.topbar-tagline{font-size:11px;color:var(--text-faint);margin-top:1px;}
.topbar-nav{display:flex;gap:6px;margin-left:12px;}
.topbar-nav a{
  padding:8px 12px;
  border-radius:8px;
  font-size:14px;
  color:var(--text-dim);
  font-weight:600;
}
.topbar-nav a.active,.topbar-nav a:hover{color:var(--text);background:var(--card);}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:14px;}
.bell{
  width:36px;height:36px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:var(--card);border:1px solid var(--border);
  position:relative;font-size:16px;
}
.bell .dot{
  position:absolute;top:6px;right:6px;width:7px;height:7px;border-radius:50%;
  background:var(--danger);
}
.user-box{display:flex;align-items:center;gap:10px;}
.user-name-wrap{text-align:right;line-height:1.3;}
.user-name{font-size:13px;font-weight:700;}
.user-role{font-size:11px;color:var(--accent);font-weight:700;}

.page{padding:28px 0 60px;}

/* AI banner */
.ai-banner{
  display:flex;align-items:center;gap:16px;
  background:linear-gradient(90deg,var(--accent-soft),transparent);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:16px 20px;
  margin-bottom:28px;
}
.ai-banner-icon{
  width:42px;height:42px;border-radius:10px;
  background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;flex-shrink:0;
}
.ai-banner-body{flex:1;min-width:0;}
.ai-badge{
  display:inline-block;font-size:10px;font-weight:800;letter-spacing:.4px;
  color:var(--accent);background:var(--accent-soft);
  padding:3px 8px;border-radius:6px;margin-bottom:6px;
}
.ai-banner-body h3{margin:0 0 4px;font-size:15px;}
.ai-banner-body p{margin:0;font-size:13px;color:var(--text-dim);}
.ai-banner .btn{flex-shrink:0;}

.greeting h2{font-size:24px;margin:0 0 4px;}
.greeting p{color:var(--text-dim);margin:0 0 16px;font-size:14px;}
.stat-chips{display:flex;gap:10px;margin-bottom:24px;}
.chip{
  background:var(--card);border:1px solid var(--border);
  border-radius:999px;padding:7px 14px;font-size:13px;color:var(--text-dim);
  display:flex;align-items:center;gap:6px;
}

.course-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:18px;
}
@media (max-width:820px){.course-grid{grid-template-columns:1fr;}}

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
  transition:border-color .15s,transform .15s;
}
.card:hover{border-color:#2c3d5e;}
.course-card-top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:10px;}
.course-title{font-size:16px;font-weight:700;margin:0;display:flex;gap:8px;align-items:flex-start;}
.status-badge{
  font-size:10px;font-weight:800;letter-spacing:.3px;
  padding:4px 8px;border-radius:6px;white-space:nowrap;
  background:var(--accent-soft);color:var(--accent);
}
.status-badge.done{background:rgba(148,163,184,.12);color:var(--text-dim);}
.tag-row{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px;}
.tag{
  font-size:11px;font-weight:700;padding:4px 9px;border-radius:7px;
  border:1px solid var(--border);color:var(--text-dim);
  display:inline-flex;align-items:center;gap:4px;
}
.tag.general{color:var(--tag-general);border-color:rgba(96,165,250,.35);}
.tag.department{color:var(--tag-dept);border-color:rgba(167,139,250,.35);}
.tag.support{color:var(--tag-support);border-color:rgba(251,191,36,.35);}
.tag.families{color:var(--tag-families);border-color:rgba(244,114,182,.35);}
.tag.role{color:var(--tag-role);border-color:rgba(45,212,191,.35);}
.course-desc{font-size:13px;color:var(--text-dim);line-height:1.55;margin:0 0 16px;min-height:40px;}
.progress-row{display:flex;justify-content:space-between;font-size:12px;color:var(--text-dim);margin-bottom:6px;}
.progress-track{
  height:7px;border-radius:99px;background:var(--border-soft);overflow:hidden;margin-bottom:14px;
}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent-dark),var(--accent));border-radius:99px;}

/* Course detail */
.back-link{display:inline-flex;align-items:center;gap:6px;color:var(--text-dim);font-size:13px;margin-bottom:18px;font-weight:600;}
.back-link:hover{color:var(--text);}
.course-header{margin-bottom:24px;}
.course-header h1{font-size:24px;margin:10px 0;}
.lesson{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 20px;margin-bottom:14px;
}
.lesson-top{display:flex;align-items:flex-start;gap:12px;}
.lesson-check{
  width:22px;height:22px;border-radius:6px;border:2px solid var(--border);
  flex-shrink:0;margin-top:2px;display:flex;align-items:center;justify-content:center;
  font-size:13px;color:#04160e;
}
.lesson-check.checked{background:var(--accent);border-color:var(--accent);}
.lesson-title{font-weight:700;font-size:15px;margin:0 0 6px;}
.lesson-body{font-size:13.5px;color:var(--text-dim);line-height:1.65;margin:0;}

/* Docs */
.docs-grid{display:grid;grid-template-columns:280px 1fr;gap:24px;align-items:start;}
@media (max-width:820px){.docs-grid{grid-template-columns:1fr;}}
.docs-list{display:flex;flex-direction:column;gap:4px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:8px;}
.docs-list button{
  text-align:left;background:transparent;border:none;color:var(--text-dim);
  padding:10px 12px;border-radius:8px;font-size:13.5px;font-weight:600;
}
.docs-list button.active,.docs-list button:hover{background:var(--surface);color:var(--text);}
.doc-article{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;}
.doc-article h2{margin-top:0;}
.doc-article p{color:var(--text-dim);line-height:1.7;font-size:14px;}

/* AI modal */
.modal-overlay{
  position:fixed;inset:0;background:rgba(3,6,12,.6);
  display:flex;align-items:center;justify-content:center;z-index:100;padding:20px;
}
.modal{
  width:100%;max-width:520px;max-height:80vh;display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;
}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--border-soft);}
.modal-head h3{margin:0;font-size:15px;}
.modal-close{background:transparent;border:none;color:var(--text-dim);font-size:18px;}
.modal-body{flex:1;overflow-y:auto;padding:16px 18px;display:flex;flex-direction:column;gap:12px;}
.chat-msg{max-width:85%;padding:10px 13px;border-radius:12px;font-size:13.5px;line-height:1.5;}
.chat-msg.bot{background:var(--card);border:1px solid var(--border);align-self:flex-start;color:var(--text-dim);}
.chat-msg.user{background:var(--accent);color:#04160e;align-self:flex-end;font-weight:600;}
.modal-foot{display:flex;gap:8px;padding:14px 18px;border-top:1px solid var(--border-soft);}
.modal-foot input{flex:1;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 12px;color:var(--text);outline:none;}
.modal-foot input:focus{border-color:var(--accent);}

.footer-note{text-align:center;color:var(--text-faint);font-size:12px;margin-top:36px;}

/* Notifications dropdown */
.notif-dropdown{
  position:absolute;top:46px;right:0;width:300px;max-height:360px;overflow-y:auto;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);z-index:50;
}
.notif-head{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 14px;border-bottom:1px solid var(--border-soft);font-size:13px;font-weight:700;
}
.notif-head button{background:transparent;border:none;color:var(--accent);font-size:11.5px;font-weight:700;}
.notif-list{padding:6px;}
.notif-item{display:flex;gap:10px;padding:9px 8px;border-radius:8px;position:relative;}
.notif-item:hover{background:var(--card);}
.notif-item.unread::after{content:'';position:absolute;left:2px;top:16px;width:6px;height:6px;border-radius:50%;background:var(--accent);}
.notif-icon{font-size:16px;flex-shrink:0;margin-top:1px;}
.notif-item-title{font-size:12.5px;font-weight:700;margin:0;}
.notif-item-body{font-size:12px;color:var(--text-dim);margin:2px 0;}
.notif-item-time{font-size:10.5px;color:var(--text-faint);margin:0;}
.notif-empty{padding:20px;text-align:center;color:var(--text-faint);font-size:12.5px;}

/* Profile */
.field input:disabled{opacity:.7;cursor:default;}

/* Feedback widget */
.feedback-toggle{
  position:fixed;bottom:20px;right:20px;width:52px;height:52px;border-radius:50%;
  background:var(--accent);border:none;font-size:22px;box-shadow:var(--shadow);z-index:90;
}
.feedback-panel{
  position:fixed;bottom:82px;right:20px;width:320px;max-width:calc(100vw - 40px);
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);z-index:90;flex-direction:column;padding:16px;gap:10px;
}
.feedback-panel-head{display:flex;justify-content:space-between;gap:8px;}
.feedback-panel-title{font-size:14px;font-weight:700;margin:0;}
.feedback-panel-desc{font-size:12px;color:var(--text-dim);margin:4px 0 0;}
.feedback-type-row{display:flex;gap:6px;}
.feedback-type-row button{
  flex:1;background:var(--card);border:1px solid var(--border);color:var(--text-dim);
  border-radius:8px;padding:7px 4px;font-size:11.5px;font-weight:700;
}
.feedback-type-row button.active{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);}
.feedback-panel textarea{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);
  color:var(--text);padding:10px 12px;font-size:13px;font-family:inherit;min-height:80px;resize:vertical;outline:none;
}
.feedback-panel textarea:focus{border-color:var(--accent);}

/* Toasts */
#toast-root{position:fixed;bottom:20px;right:20px;display:flex;flex-direction:column;gap:8px;z-index:200;}
.toast{
  background:var(--surface);border:1px solid var(--border);border-left:3px solid var(--accent);
  color:var(--text);padding:10px 16px;border-radius:8px;font-size:13px;box-shadow:var(--shadow);
  animation:toast-in .15s ease-out;
}
.toast.error{border-left-color:var(--danger);}
@keyframes toast-in{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:translateY(0);}}

/* Docs rulebook */
.doc-search{
  width:100%;background:var(--card);border:1px solid var(--border);color:var(--text);
  border-radius:var(--radius-sm);padding:11px 14px;font-size:14px;outline:none;margin-bottom:16px;
}
.doc-search:focus{border-color:var(--accent);}
.docs-group{font-size:10.5px;font-weight:800;letter-spacing:.6px;color:var(--text-faint);margin:10px 12px 4px;}
.docs-list{position:sticky;top:76px;max-height:calc(100vh - 100px);overflow-y:auto;}
.docs-count{float:right;font-size:11px;color:var(--text-faint);}
.rule-item{padding:14px 0;border-bottom:1px solid var(--border-soft);}
.rule-item:last-child{border-bottom:none;}
.rule-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:6px;}
.rule-n{background:var(--accent-soft);color:var(--accent);font-weight:800;font-size:12px;padding:3px 9px;border-radius:6px;white-space:nowrap;}
.rule-t{font-weight:700;font-size:14.5px;}
.rule-ch{font-size:11px;color:var(--text-faint);margin-left:auto;}
.rule-d{margin:0 0 8px;color:var(--text-dim);font-size:13.5px;line-height:1.65;}
.rule-p{display:inline-block;background:rgba(248,113,113,.1);border:1px solid rgba(248,113,113,.3);color:#fca5a5;font-size:12.5px;font-weight:600;padding:5px 10px;border-radius:7px;margin-right:6px;}
.rule-x{margin-top:8px;font-size:12.5px;color:var(--text-dim);background:var(--surface);border-left:3px solid var(--tag-general);padding:7px 10px;border-radius:0 6px 6px 0;line-height:1.55;}
.rule-note{font-size:12px;color:var(--text-faint);margin:0 0 6px;}

/* Dashboard filters */
.dash-tools{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:18px;}
.dash-tools input{flex:1;min-width:200px;background:var(--card);border:1px solid var(--border);color:var(--text);border-radius:var(--radius-sm);padding:10px 14px;font-size:13.5px;outline:none;}
.dash-tools input:focus{border-color:var(--accent);}
.chip-btn{background:var(--card);border:1px solid var(--border);color:var(--text-dim);border-radius:999px;padding:7px 14px;font-size:12.5px;font-weight:700;}
.chip-btn.active{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);}
.course-meta{font-size:11.5px;color:var(--text-faint);margin:-6px 0 12px;}
.review-item{text-align:left;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;margin-top:10px;font-size:13px;}
.review-item b{color:var(--accent);}

/* Auth / admin */
.form-error{color:#fca5a5;background:rgba(248,113,113,.1);border:1px solid rgba(248,113,113,.3);border-radius:8px;padding:9px 12px;font-size:13px;margin:0 0 14px;}
.pw-box{border-color:rgba(34,224,138,.4);margin-bottom:16px;}
.pw-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;}
.pw-row code{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:9px 14px;font-size:16px;letter-spacing:1px;color:var(--accent);user-select:all;}
.table-wrap{overflow-x:auto;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);}
.table{width:100%;border-collapse:collapse;font-size:13px;}
.table th{text-align:left;color:var(--text-faint);font-size:11px;letter-spacing:.5px;text-transform:uppercase;padding:12px 14px;border-bottom:1px solid var(--border);}
.table td{padding:12px 14px;border-bottom:1px solid var(--border-soft);vertical-align:middle;}
.table tr:last-child td{border-bottom:none;}
.table .row-off{opacity:.55;}
.table .acts{white-space:nowrap;display:flex;gap:6px;}
.muted{color:var(--text-faint);font-size:12px;}
.pill{font-size:11px;font-weight:800;padding:3px 9px;border-radius:99px;}
.pill.ok{background:var(--accent-soft);color:var(--accent);}
.pill.off{background:rgba(248,113,113,.12);color:#fca5a5;}