/* =========================================================
   ELIMUmaterial — Global Stylesheet
   Modern glassmorphism + gradient theme with animations
   ========================================================= */
:root{
  --primary:#1e3a8a;
  --primary-2:#3b82f6;
  --accent:#f59e0b;
  --accent-2:#10b981;
  --danger:#ef4444;
  --bg:#0f172a;
  --bg-2:#1e293b;
  --surface:#ffffff;
  --surface-2:#f1f5f9;
  --text:#0f172a;
  --text-muted:#64748b;
  --border:#e2e8f0;
  --shadow:0 10px 30px -12px rgba(30,58,138,.25);
  --radius:14px;
  --radius-lg:20px;
  --gradient:linear-gradient(135deg,#1e3a8a 0%,#3b82f6 50%,#8b5cf6 100%);
  --gradient-2:linear-gradient(135deg,#f59e0b 0%,#ef4444 100%);
  --gradient-3:linear-gradient(135deg,#10b981 0%,#059669 100%);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
  background:var(--surface-2);
  color:var(--text);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--primary-2);text-decoration:none}
button{cursor:pointer;font-family:inherit}
img{max-width:100%;display:block}

/* ---------- Animated Background ---------- */
.animated-bg{
  position:fixed;inset:0;z-index:-1;overflow:hidden;background:var(--gradient);
}
.animated-bg::before,.animated-bg::after{
  content:'';position:absolute;width:60vw;height:60vw;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.15),transparent 60%);
  animation:float 18s ease-in-out infinite;
}
.animated-bg::before{top:-20%;left:-20%;}
.animated-bg::after{bottom:-20%;right:-20%;animation-delay:-9s;}
@keyframes float{
  0%,100%{transform:translate(0,0) scale(1);}
  50%{transform:translate(40px,60px) scale(1.1);}
}

/* ---------- Navigation ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.85);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  max-width:1240px;margin:0 auto;padding:14px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.35rem}
.logo-mark{
  width:38px;height:38px;border-radius:11px;background:var(--gradient);
  display:grid;place-items:center;color:#fff;font-weight:900;
  box-shadow:var(--shadow);
}
.nav-links{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.nav-links a{padding:8px 14px;border-radius:10px;color:var(--text);font-weight:500;transition:.2s}
.nav-links a:hover{background:var(--surface-2);color:var(--primary)}
.nav-links a.active{background:var(--primary);color:#fff}
.nav-toggle{display:none;background:none;border:none;font-size:1.6rem;color:var(--primary)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border:none;border-radius:10px;font-weight:600;font-size:.95rem;
  transition:transform .15s ease, box-shadow .2s ease, background .2s;
  text-decoration:none;
}
.btn-primary{background:var(--gradient);color:#fff;box-shadow:var(--shadow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 15px 30px -10px rgba(59,130,246,.5)}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-ghost{background:var(--surface-2);color:var(--text)}
.btn-ghost:hover{background:var(--border)}
.btn-danger{background:var(--danger);color:#fff}
.btn-success{background:var(--gradient-3);color:#fff}
.btn-block{width:100%;justify-content:center}
.btn-sm{padding:7px 14px;font-size:.85rem}

/* ---------- Layout Helpers ---------- */
.container{max-width:1240px;margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}

/* ---------- Cards ---------- */
.card{
  background:var(--surface);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow);border:1px solid var(--border);
  transition:transform .2s, box-shadow .2s;
}
.card:hover{transform:translateY(-4px);box-shadow:0 20px 40px -15px rgba(30,58,138,.3)}
.card-title{font-size:1.1rem;font-weight:700;margin-bottom:8px;color:var(--primary)}
.card-icon{
  width:52px;height:52px;border-radius:14px;background:var(--gradient);
  display:grid;place-items:center;color:#fff;font-size:1.4rem;margin-bottom:14px;
}

/* ---------- Hero ---------- */
.hero{
  min-height:88vh;display:grid;place-items:center;text-align:center;color:#fff;
  padding:80px 24px;position:relative;
}
.hero h1{font-size:clamp(2rem,5vw,3.6rem);font-weight:800;line-height:1.1;margin-bottom:18px;
  animation:fadeUp .8s ease both;}
.hero p{font-size:1.2rem;opacity:.95;max-width:720px;margin:0 auto 30px;animation:fadeUp .8s ease .1s both;}
.hero .cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;animation:fadeUp .8s ease .2s both;}
@keyframes fadeUp{from{opacity:0;transform:translateY(30px);}to{opacity:1;transform:none;}}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:18px;margin-top:50px}
.stat{background:rgba(255,255,255,.15);backdrop-filter:blur(10px);
  border-radius:var(--radius);padding:22px;border:1px solid rgba(255,255,255,.2)}
.stat-num{font-size:2.2rem;font-weight:800;color:#fff}
.stat-label{color:rgba(255,255,255,.85);font-size:.9rem}

/* ---------- Forms ---------- */
/* min-height uses calc(100vh - 67px) so the card centers in the space BELOW
   the sticky nav bar that was added to the auth pages (login/register/forgot). */
.auth-wrap{min-height:calc(100vh - 67px);display:grid;place-items:center;padding:40px 20px}
.auth-card{background:var(--surface);border-radius:var(--radius-lg);padding:40px;
  box-shadow:0 30px 60px -20px rgba(30,58,138,.3);width:100%;max-width:440px;
  animation:zoomIn .5s ease both;}
@keyframes zoomIn{from{opacity:0;transform:scale(.94);}to{opacity:1;transform:none;}}
.auth-title{font-size:1.7rem;font-weight:800;margin-bottom:6px;color:var(--primary)}
.auth-subtitle{color:var(--text-muted);margin-bottom:26px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px;color:var(--text)}
.form-group input,.form-group select,.form-group textarea{
  width:100%;padding:12px 14px;border:1.5px solid var(--border);border-radius:10px;
  font-size:.95rem;transition:border-color .15s, box-shadow .15s;font-family:inherit;
  background:var(--surface);
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  outline:none;border-color:var(--primary-2);box-shadow:0 0 0 3px rgba(59,130,246,.15);
}
.form-alt{text-align:center;margin-top:18px;color:var(--text-muted);font-size:.9rem}

/* ---------- Dashboard Layout ---------- */
.dash-body{display:flex;min-height:100vh;background:var(--surface-2)}
.sidebar{
  width:260px;background:var(--bg);color:#fff;padding:24px 0;
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
  box-shadow:4px 0 20px rgba(0,0,0,.15);
}
.sidebar-logo{padding:0 22px 24px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:16px}
.sidebar-logo .logo{color:#fff;font-size:1.2rem}
.side-menu{flex:1;overflow-y:auto;padding:0 12px}
.side-item{
  display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:10px;
  color:rgba(255,255,255,.75);font-weight:500;margin-bottom:4px;cursor:pointer;
  transition:.15s;border:none;background:none;width:100%;text-align:left;font-size:.95rem;font-family:inherit;
}
.side-item:hover{background:rgba(255,255,255,.08);color:#fff;transform:translateX(4px)}
.side-item.active{background:var(--gradient);color:#fff;box-shadow:0 4px 14px rgba(59,130,246,.4)}
.side-item i{width:22px;text-align:center}
.sidebar-footer{padding:16px 22px;border-top:1px solid rgba(255,255,255,.08);font-size:.85rem;color:rgba(255,255,255,.5)}
.main{flex:1;padding:28px;overflow-x:hidden}
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:var(--surface);border-radius:var(--radius);padding:14px 20px;margin-bottom:22px;
  box-shadow:0 4px 20px rgba(30,58,138,.06);
}
.search-box{flex:1;max-width:520px;position:relative}
.search-box input{
  width:100%;padding:11px 14px 11px 42px;border:1.5px solid var(--border);border-radius:10px;font-size:.95rem;
}
.search-box i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-muted)}
.avatar{width:40px;height:40px;border-radius:50%;background:var(--gradient);color:#fff;
  display:grid;place-items:center;font-weight:700;cursor:pointer}
.page-title{font-size:1.7rem;font-weight:800;margin-bottom:6px;color:var(--primary)}
.page-sub{color:var(--text-muted);margin-bottom:22px}

/* ---------- Tables ---------- */
.table-wrap{background:var(--surface);border-radius:var(--radius);overflow-x:auto;box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;min-width:640px}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:.92rem}
th{background:var(--surface-2);font-weight:600;color:var(--text-muted);text-transform:uppercase;font-size:.78rem;letter-spacing:.4px}
tr:hover td{background:var(--surface-2)}

/* ---------- Unit / material rows ---------- */
.unit-row{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:16px 20px;background:var(--surface);border-radius:12px;margin-bottom:10px;
  border:1px solid var(--border);transition:.2s;
}
.unit-row:hover{transform:translateX(4px);border-color:var(--primary-2);box-shadow:0 10px 24px -10px rgba(30,58,138,.2)}
.unit-info{display:flex;gap:14px;align-items:center;min-width:0}
.unit-badge{background:var(--gradient);color:#fff;padding:8px 12px;border-radius:8px;font-weight:700;font-size:.78rem;white-space:nowrap}
.unit-name{font-weight:600;color:var(--text)}
.unit-meta{color:var(--text-muted);font-size:.82rem}

/* ---------- Badges ---------- */
.badge{display:inline-block;padding:4px 10px;border-radius:999px;font-size:.75rem;font-weight:600}
.badge-blue{background:#dbeafe;color:#1e3a8a}
.badge-green{background:#d1fae5;color:#065f46}
.badge-orange{background:#fed7aa;color:#9a3412}
.badge-red{background:#fee2e2;color:#991b1b}

/* ---------- Toast ---------- */
.toast{
  position:fixed;bottom:24px;right:24px;background:var(--surface);color:var(--text);
  padding:14px 20px;border-radius:12px;box-shadow:0 20px 40px rgba(0,0,0,.15);
  border-left:4px solid var(--primary-2);
  transform:translateY(20px);opacity:0;transition:.3s;z-index:1000;font-weight:500;
}
.toast.show{transform:none;opacity:1}
.toast-success{border-left-color:#10b981}
.toast-error{border-left-color:#ef4444}
.toast-info{border-left-color:#3b82f6}

/* ---------- Modal ---------- */
.modal-back{
  position:fixed;inset:0;background:rgba(15,23,42,.55);backdrop-filter:blur(6px);
  display:none;place-items:center;padding:20px;z-index:100;
}
.modal-back.show{display:grid}
.modal{background:var(--surface);border-radius:var(--radius-lg);max-width:520px;width:100%;
  padding:30px;animation:zoomIn .3s ease both;max-height:90vh;overflow-y:auto}

/* ---------- Loader ---------- */
.loader{width:38px;height:38px;border:4px solid rgba(59,130,246,.2);border-top-color:var(--primary-2);
  border-radius:50%;animation:spin .8s linear infinite;margin:30px auto}
@keyframes spin{to{transform:rotate(360deg)}}

.empty{text-align:center;padding:50px 20px;color:var(--text-muted)}
.empty i{font-size:3rem;margin-bottom:12px;color:var(--border)}

/* ---------- Feature Highlight Grid ---------- */
.features{padding:60px 0;background:var(--surface)}
.section-title{font-size:2rem;font-weight:800;text-align:center;margin-bottom:8px;color:var(--primary)}
.section-sub{text-align:center;color:var(--text-muted);margin-bottom:40px;max-width:640px;margin-left:auto;margin-right:auto}

/* ---------- Footer ---------- */
footer{background:var(--bg);color:rgba(255,255,255,.7);padding:40px 24px;text-align:center;margin-top:60px}
footer a{color:var(--accent)}

/* ---------- Chat / Groups ---------- */
.chat-box{background:var(--surface-2);border-radius:12px;padding:16px;max-height:400px;overflow-y:auto;margin-bottom:12px}
.chat-msg{background:var(--surface);padding:10px 14px;border-radius:10px;margin-bottom:8px}
.chat-msg .who{font-weight:600;font-size:.82rem;color:var(--primary)}
.chat-msg .when{font-size:.75rem;color:var(--text-muted)}
.chat-input{display:flex;gap:8px}
.chat-input input{flex:1}

/* ---------- Responsive — modern mobile-first ---------- */

/* Dashboard: hide menu button on desktop */
#menuBtn{display:none}

/* Mobile nav backdrop (tap-to-close) */
.nav-backdrop{
  position:fixed;inset:0;background:rgba(15,23,42,.55);backdrop-filter:blur(4px);
  z-index:49;opacity:0;pointer-events:none;transition:opacity .25s ease;
}
.nav-backdrop.show{opacity:1;pointer-events:auto}

/* Close (X) button inside mobile menu — hidden on desktop */
.nav-close{display:none;background:none;border:none;font-size:1.4rem;color:var(--text-muted);
  cursor:pointer;padding:8px;border-radius:10px;transition:.15s}
.nav-close:hover{background:var(--surface-2);color:var(--danger)}

@media (max-width: 900px){
  /* backdrop-filter on .nav makes the nav the containing block for its
     fixed-position drawer (.nav-links) — the drawer then renders inside the
     66px header instead of full-screen. Disable the blur on mobile only;
     the header keeps its semi-opaque white background, so it looks the same. */
  .nav{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(255,255,255,.95)}
  .nav-toggle{display:block}
  .nav-inner{padding:12px 16px}

  /* Slide-in drawer instead of stuck dropdown */
  .nav-links{
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    position:fixed;top:0;right:-100%;bottom:0;
    width:min(82vw, 340px);
    background:var(--surface);
    padding:70px 18px 24px;
    border-left:1px solid var(--border);
    box-shadow:-20px 0 50px -20px rgba(15,23,42,.35);
    transition:right .32s cubic-bezier(.4,0,.2,1);
    z-index:50;
    overflow-y:auto;
    -webkit-overflow-scrolling:touch;
  }
  .nav-links.open{right:0}
  .nav-links a{
    padding:14px 16px;border-radius:12px;font-size:1rem;
    display:flex;align-items:center;gap:12px;
    animation:navItemIn .35s ease both;
  }
  .nav-links a i{width:22px;text-align:center;color:var(--primary-2)}
  .nav-links.open a:nth-child(1){animation-delay:.05s}
  .nav-links.open a:nth-child(2){animation-delay:.10s}
  .nav-links.open a:nth-child(3){animation-delay:.15s}
  .nav-links.open a:nth-child(4){animation-delay:.20s}
  .nav-links.open a:nth-child(5){animation-delay:.25s}
  .nav-links.open a:nth-child(6){animation-delay:.30s}
  .nav-links.open a:nth-child(7){animation-delay:.35s}
  @keyframes navItemIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:none}}

  /* Close X visible only inside open drawer */
  .nav-close{display:block;position:absolute;top:16px;right:16px}

  /* Dashboard sidebar — same drawer treatment + backdrop */
  .sidebar{position:fixed;left:-280px;top:0;bottom:0;height:100vh;transition:left .32s cubic-bezier(.4,0,.2,1);z-index:60;width:280px}
  .sidebar.open{left:0;box-shadow:20px 0 50px -20px rgba(15,23,42,.4)}
  .main{padding:14px}
  .topbar{padding:10px 12px;gap:10px;flex-wrap:wrap}
  .topbar .search-box{order:3;flex-basis:100%;max-width:none}
  #menuBtn{display:inline-flex !important}

  /* Cards & hero tuned for phones */
  .hero{min-height:auto;padding:60px 18px 50px}
  .hero h1{font-size:2rem}
  .hero p{font-size:1rem}
  .card{padding:20px;border-radius:16px}
  .container{padding:0 16px}
  .section-title{font-size:1.55rem}
  .stats{gap:12px;margin-top:34px}
  .stat{padding:16px}
  .stat-num{font-size:1.7rem}
  .auth-card{padding:26px 22px;border-radius:18px}
  .modal{padding:22px;border-radius:18px}
  .unit-row{flex-wrap:wrap;padding:14px 16px}
  .unit-row .btn{flex:1;justify-content:center;min-width:120px}
  .page-title{font-size:1.4rem}

  /* Bigger touch targets */
  .btn{padding:12px 20px;font-size:.95rem}
  .btn-sm{padding:9px 14px}
  .side-item{padding:14px 14px;font-size:1rem}
  .form-group input,.form-group select,.form-group textarea{padding:14px;font-size:1rem}
}

/* Extra-small phones */
@media (max-width: 480px){
  .logo{font-size:1.1rem}
  .logo-mark{width:34px;height:34px}
  .hero h1{font-size:1.7rem}
  .grid-3,.grid-4{grid-template-columns:1fr}
  .cta-row .btn{width:100%;justify-content:center}
  .stats{grid-template-columns:repeat(2,1fr)}
  footer{padding:26px 18px;font-size:.85rem}
}

/* ---------- NEW v1.4: AI Assistant Chatbot ---------- */
.chatbot-fab{
  position:fixed;bottom:22px;right:22px;z-index:80;
  width:60px;height:60px;border-radius:50%;
  background:linear-gradient(135deg,#3b82f6 0%,#8b5cf6 60%,#f59e0b 100%);
  color:#fff;border:none;cursor:pointer;
  display:grid;place-items:center;font-size:1.5rem;
  box-shadow:0 14px 34px -8px rgba(59,130,246,.55), 0 4px 12px rgba(0,0,0,.15);
  animation:fabPulse 2.6s ease-in-out infinite;
  transition:transform .2s;
}
.chatbot-fab:hover{transform:scale(1.06)}
.chatbot-fab:active{transform:scale(.95)}
.chatbot-fab .fab-badge{
  position:absolute;top:-4px;right:-4px;background:#ef4444;color:#fff;
  border-radius:999px;padding:2px 6px;font-size:.65rem;font-weight:700;
  border:2px solid #fff;
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 14px 34px -8px rgba(59,130,246,.55), 0 4px 12px rgba(0,0,0,.15), 0 0 0 0 rgba(139,92,246,.5)}
  50%{box-shadow:0 14px 34px -8px rgba(59,130,246,.55), 0 4px 12px rgba(0,0,0,.15), 0 0 0 14px rgba(139,92,246,0)}
}
.chatbot-panel{
  position:fixed;bottom:22px;right:22px;z-index:90;
  width:min(380px, calc(100vw - 32px));
  height:min(560px, calc(100vh - 44px));
  background:var(--surface);border-radius:20px;
  box-shadow:0 30px 80px -20px rgba(15,23,42,.45), 0 10px 30px rgba(0,0,0,.1);
  display:none;flex-direction:column;overflow:hidden;
  border:1px solid var(--border);
  transform:translateY(20px) scale(.96);opacity:0;
  transition:transform .28s cubic-bezier(.34,1.56,.64,1), opacity .22s;
}
.chatbot-panel.open{display:flex;transform:none;opacity:1}
.cb-head{
  background:linear-gradient(135deg,#1e3a8a 0%,#3b82f6 55%,#8b5cf6 100%);
  color:#fff;padding:14px 16px;display:flex;align-items:center;gap:12px;
}
.cb-avatar{
  width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.18);
  display:grid;place-items:center;font-size:1.2rem;
  animation:cbAvatarBob 3s ease-in-out infinite;
}
@keyframes cbAvatarBob{0%,100%{transform:translateY(0)}50%{transform:translateY(-3px)}}
.cb-title{font-weight:800;font-size:1rem;line-height:1.2}
.cb-sub{font-size:.72rem;opacity:.85;display:flex;align-items:center;gap:5px}
.cb-sub .cb-dot{width:7px;height:7px;border-radius:50%;background:#10b981;box-shadow:0 0 0 0 rgba(16,185,129,.6);animation:cbDot 1.6s ease-in-out infinite}
@keyframes cbDot{0%,100%{box-shadow:0 0 0 0 rgba(16,185,129,.6)}50%{box-shadow:0 0 0 6px rgba(16,185,129,0)}}
.cb-head .cb-actions{margin-left:auto;display:flex;gap:8px;align-items:center}
.cb-head .cb-actions button{
  background:rgba(255,255,255,.22);border:1px solid rgba(255,255,255,.35);color:#fff;
  width:36px;height:36px;border-radius:10px;cursor:pointer;
  display:grid;place-items:center;font-size:1rem;transition:.15s;
  box-shadow:0 2px 6px rgba(0,0,0,.15);
}
.cb-head .cb-actions button:hover{background:rgba(255,255,255,.38);transform:scale(1.05)}
.cb-head .cb-actions button.on{background:#fbbf24;color:#78350f;border-color:#fbbf24}
.cb-head .cb-actions .cb-close{background:#ef4444;border-color:#fecaca;color:#fff;font-weight:800}
.cb-head .cb-actions .cb-close:hover{background:#dc2626;transform:scale(1.08);box-shadow:0 6px 14px -4px rgba(239,68,68,.6)}
.cb-body{
  flex:1;overflow-y:auto;padding:16px;background:var(--surface-2);
  display:flex;flex-direction:column;gap:10px;
  -webkit-overflow-scrolling:touch;
}
.cb-msg{max-width:85%;padding:10px 13px;border-radius:14px;font-size:.9rem;line-height:1.45;animation:cbMsgIn .22s ease both}
@keyframes cbMsgIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.cb-msg.bot{background:var(--surface);color:var(--text);border:1px solid var(--border);border-bottom-left-radius:4px;align-self:flex-start}
.cb-msg.user{background:var(--gradient);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}
.cb-msg .cb-quick{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.cb-msg .cb-quick button{
  background:var(--surface-2);border:1px solid var(--border);color:var(--primary);
  padding:7px 11px;border-radius:999px;font-size:.78rem;font-weight:600;cursor:pointer;
  transition:.15s;font-family:inherit;
}
.cb-msg .cb-quick button:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.cb-typing{display:flex;gap:4px;padding:10px 13px;background:var(--surface);border:1px solid var(--border);border-radius:14px;border-bottom-left-radius:4px;align-self:flex-start}
.cb-typing span{width:7px;height:7px;border-radius:50%;background:var(--text-muted);animation:cbType 1s ease-in-out infinite}
.cb-typing span:nth-child(2){animation-delay:.15s}
.cb-typing span:nth-child(3){animation-delay:.3s}
@keyframes cbType{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}
.cb-input-wrap{padding:10px 12px;background:var(--surface);border-top:1px solid var(--border);display:flex;gap:8px;align-items:center}
.cb-input-wrap input{
  flex:1;padding:11px 14px;border:1.5px solid var(--border);border-radius:999px;
  font-size:.92rem;background:var(--surface-2);font-family:inherit;
}
.cb-input-wrap input:focus{outline:none;border-color:var(--primary-2);background:var(--surface)}
.cb-input-wrap button{
  width:42px;height:42px;border-radius:50%;border:none;cursor:pointer;
  display:grid;place-items:center;font-size:1rem;transition:.15s;flex-shrink:0;
}
.cb-mic{background:var(--surface-2);color:var(--primary)}
.cb-mic:hover{background:var(--border)}
.cb-mic.listening{background:var(--danger);color:#fff;animation:cbMicPulse 1s ease-in-out infinite}
@keyframes cbMicPulse{0%,100%{box-shadow:0 0 0 0 rgba(239,68,68,.5)}50%{box-shadow:0 0 0 8px rgba(239,68,68,0)}}
.cb-send{background:var(--gradient);color:#fff}
.cb-send:hover{transform:scale(1.05)}
.cb-foot{text-align:center;font-size:.68rem;color:var(--text-muted);padding:4px 0 8px}

@media (max-width: 480px){
  .chatbot-fab{width:56px;height:56px;bottom:18px;right:18px;font-size:1.35rem}
  .chatbot-panel{bottom:0;right:0;width:100vw;height:100vh;border-radius:0;max-height:100vh}
  .cb-head{border-radius:0}
}


/* ---------- NEW v1.1: Announcement banner ---------- */
.ann-banner{
  display:flex;gap:14px;align-items:flex-start;
  background:linear-gradient(135deg,#fef3c7 0%,#fde68a 100%);
  border:1px solid #f59e0b;border-radius:var(--radius);
  padding:16px 20px;margin-bottom:20px;color:#78350f;
}
.ann-banner i{font-size:1.3rem;margin-top:2px;color:#d97706}
.ann-banner .ann-title{font-weight:700;margin-bottom:2px}
.ann-banner .ann-body{font-size:.92rem;line-height:1.5}
.ann-banner .ann-when{font-size:.78rem;color:#92400e;margin-top:4px}

/* ---------- NEW v1.1: Favorite (star) button ---------- */
.btn-star{
  background:none;border:none;font-size:1.15rem;color:var(--border);
  padding:6px;transition:transform .15s,color .15s;
}
.btn-star:hover{transform:scale(1.2);color:var(--accent)}
.btn-star.faved{color:var(--accent)}
.btn-star.faved:hover{color:#d97706}

/* ---------- NEW v1.1: Small helper text ---------- */
.hint{font-size:.8rem;color:var(--text-muted);margin-top:4px}

/* ---------- NEW v1.2: Pay-per-course (KCB M-PESA STK Push) ---------- */
.btn-pay{background:linear-gradient(135deg,#f59e0b 0%,#ef4444 100%);color:#fff;box-shadow:0 8px 18px -8px rgba(239,68,68,.5)}
.btn-pay:hover{transform:translateY(-2px);box-shadow:0 14px 26px -10px rgba(239,68,68,.6)}
.btn-pay:disabled{opacity:.65;transform:none}
.pay-unlock-card{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin:2px 0 16px;padding:18px 20px;border-radius:16px;border:1px solid var(--border);background:linear-gradient(135deg,#fff7ed 0%,#fff 60%);box-shadow:var(--shadow)}
.pay-unlock-card .pu-title{font-weight:800;color:var(--primary);font-size:1.02rem;margin-bottom:2px}
.pay-unlock-card .pu-sub{color:var(--text-muted);font-size:.88rem;max-width:520px}
.pay-unlock-card.unlocked{background:linear-gradient(135deg,#ecfdf5 0%,#fff 60%);border-color:#a7f3d0}
.pay-unlock-card.unlocked .pu-title{color:#065f46}
.pay-banner{display:flex;align-items:center;gap:10px;background:#fffbeb;border:1px solid #fde68a;border-left:4px solid #f59e0b;color:#92400e;border-radius:12px;padding:10px 14px;margin-bottom:14px;font-size:.88rem}
.pay-banner i{color:#d97706}
.badge-paid{background:#d1fae5;color:#065f46}
.stk-modal{max-width:440px;padding:0;overflow:hidden}
.stk-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;background:linear-gradient(135deg,#1e3a8a 0%,#3b82f6 60%,#8b5cf6 100%);color:#fff}
.stk-brand{font-weight:800;font-size:1.05rem;display:flex;align-items:center;gap:8px}
.stk-brand span{color:#fbbf24}
.stk-logo{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,#f59e0b,#ef4444);display:grid;place-items:center;color:#fff;font-weight:800}
.stk-head .btn-ghost{color:#fff}
.stk-body{padding:22px 22px 18px}
.stk-amount{font-size:2rem;font-weight:800;color:var(--primary);text-align:center}
.stk-amount span{font-size:1rem;color:var(--text-muted);font-weight:600}
.stk-sub{text-align:center;color:var(--text-muted);font-size:.9rem;margin:6px 0 12px}
.stk-note{display:flex;gap:8px;background:#eff6ff;border:1px solid #bfdbfe;color:#1e40af;border-radius:10px;padding:9px 12px;font-size:.8rem;margin-bottom:14px;line-height:1.45}
.stk-secure{text-align:center;color:var(--text-muted);font-size:.76rem;margin-top:12px}
.stk-spinner{width:52px;height:52px;border:5px solid rgba(59,130,246,.18);border-top-color:var(--primary-2);border-radius:50%;animation:spin .8s linear infinite;margin:14px auto 16px}
.stk-wait-title{text-align:center;font-weight:800;font-size:1.15rem;color:var(--primary)}
.stk-wait-sub{text-align:center;color:var(--text-muted);font-size:.88rem;margin:8px 0 4px;line-height:1.5}
.stk-status-line{display:flex;align-items:center;justify-content:center;gap:8px;color:var(--text-muted);font-size:.84rem;margin-top:14px}
.stk-dot{width:9px;height:9px;border-radius:50%;background:#f59e0b;animation:stkPulse 1.2s ease-in-out infinite}
@keyframes stkPulse{0%,100%{opacity:.3;transform:scale(.8)}50%{opacity:1;transform:scale(1.15)}}
.stk-icon{width:66px;height:66px;border-radius:50%;display:grid;place-items:center;font-size:1.7rem;color:#fff;margin:8px auto 14px}
.stk-icon.ok{background:linear-gradient(135deg,#10b981,#059669);box-shadow:0 14px 30px -10px rgba(16,185,129,.55)}
.stk-icon.bad{background:linear-gradient(135deg,#f87171,#dc2626);box-shadow:0 14px 30px -10px rgba(239,68,68,.55)}
.stk-receipt-line{text-align:center;font-size:.92rem;margin-top:4px;color:#0f172a}
.stk-actions{display:flex;flex-direction:column;gap:10px;margin-top:16px}

/* ---------- NEW v1.3: Professional Splash / Loading Screen ---------- */
.elimu-splash{
  position:fixed;inset:0;z-index:9999;
  background:linear-gradient(135deg,#1e3a8a 0%,#3b82f6 50%,#8b5cf6 100%);
  display:flex;align-items:center;justify-content:center;flex-direction:column;
  animation:splashIn .3s ease both;
}
.elimu-splash.hide{animation:splashOut .45s ease forwards}
@keyframes splashIn{from{opacity:0}to{opacity:1}}
@keyframes splashOut{to{opacity:0;visibility:hidden;pointer-events:none}}
.elimu-splash .sp-logo{
  width:96px;height:96px;border-radius:26px;
  background:linear-gradient(135deg,#f59e0b,#ef4444);
  color:#fff;font-weight:900;font-size:2.6rem;
  display:grid;place-items:center;
  box-shadow:0 24px 60px -12px rgba(0,0,0,.4);
  animation:sp-pop .6s cubic-bezier(.34,1.56,.64,1) both;
}
@keyframes sp-pop{from{transform:scale(.5) rotate(-10deg);opacity:0}to{transform:none;opacity:1}}
.elimu-splash .sp-brand{
  color:#fff;font-weight:800;font-size:1.6rem;margin-top:20px;letter-spacing:.3px;
  animation:sp-fade .6s ease .15s both;
}
.elimu-splash .sp-brand span{color:#fbbf24}
.elimu-splash .sp-tag{
  color:rgba(255,255,255,.85);font-size:.92rem;margin-top:6px;
  animation:sp-fade .6s ease .25s both;
}
@keyframes sp-fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.elimu-splash .sp-bar{
  width:160px;height:4px;border-radius:999px;background:rgba(255,255,255,.18);
  margin-top:26px;overflow:hidden;position:relative;
  animation:sp-fade .6s ease .35s both;
}
.elimu-splash .sp-bar::after{
  content:'';position:absolute;left:-40%;top:0;bottom:0;width:40%;
  background:linear-gradient(90deg,transparent,#fbbf24,transparent);
  animation:sp-slide 1.1s ease-in-out infinite;
}
@keyframes sp-slide{to{left:110%}}
.elimu-splash .sp-dots{
  display:flex;gap:6px;margin-top:14px;
  animation:sp-fade .6s ease .45s both;
}
.elimu-splash .sp-dots span{
  width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.9);
  animation:sp-bounce 1.1s ease-in-out infinite;
}
.elimu-splash .sp-dots span:nth-child(2){animation-delay:.15s}
.elimu-splash .sp-dots span:nth-child(3){animation-delay:.3s}
@keyframes sp-bounce{0%,80%,100%{transform:scale(.6);opacity:.5}40%{transform:scale(1);opacity:1}}

/* Full-screen "signing you in" overlay (used on login submit) */
.elimu-splash.sp-inline{background:rgba(15,23,42,.72);backdrop-filter:blur(8px)}

/* ---------- NEW v1.5: Mobile Quick-Access buttons (Dashboard) ----------
   Shown only on mobile (≤900px). Puts Browse Units Notes + Past Papers
   one tap away without opening the sidebar. Sidebar entries stay in place. */
.mobile-quick-access{display:none}
@media (max-width: 900px){
  .mobile-quick-access{
    display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px;
    animation:fadeUp .5s ease both;
  }
  .mqa-btn{
    display:flex;align-items:center;gap:10px;
    padding:14px 14px;border:none;border-radius:16px;cursor:pointer;
    color:#fff;font-family:inherit;text-align:left;
    box-shadow:0 12px 24px -12px rgba(30,58,138,.45), 0 2px 6px rgba(0,0,0,.08);
    position:relative;overflow:hidden;
    transition:transform .15s ease, box-shadow .2s ease, filter .2s ease;
    -webkit-tap-highlight-color:transparent;
  }
  .mqa-btn:active{transform:scale(.97)}
  .mqa-btn:hover{filter:brightness(1.05);box-shadow:0 18px 30px -12px rgba(30,58,138,.55), 0 4px 10px rgba(0,0,0,.1)}
  .mqa-browse{background:linear-gradient(135deg,#1e3a8a 0%,#3b82f6 55%,#8b5cf6 100%);animation:mqaPulseBlue 2.6s ease-in-out infinite}
  .mqa-papers{background:linear-gradient(135deg,#f59e0b 0%,#ef4444 100%);animation:mqaPulseWarm 2.6s ease-in-out infinite;animation-delay:.4s}
  .mqa-btn::after{
    content:'';position:absolute;top:0;left:-60%;width:40%;height:100%;
    background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);
    transform:skewX(-20deg);
    animation:mqaShine 3.4s ease-in-out infinite;
  }
  .mqa-papers::after{animation-delay:1.7s}
  .mqa-icon{
    flex-shrink:0;width:40px;height:40px;border-radius:12px;
    background:rgba(255,255,255,.22);border:1px solid rgba(255,255,255,.28);
    display:grid;place-items:center;font-size:1.05rem;
  }
  .mqa-text{display:flex;flex-direction:column;min-width:0;line-height:1.2}
  .mqa-title{font-weight:800;font-size:.98rem;letter-spacing:.1px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .mqa-sub{font-size:.72rem;opacity:.92;margin-top:3px;display:inline-flex;align-items:center;gap:5px}
  .mqa-sub i{font-size:.65rem;opacity:.9}
}
@media (max-width: 380px){
  .mobile-quick-access{grid-template-columns:1fr}
}
@keyframes mqaPulseBlue{
  0%,100%{box-shadow:0 12px 24px -12px rgba(30,58,138,.45), 0 2px 6px rgba(0,0,0,.08), 0 0 0 0 rgba(59,130,246,.45)}
  50%    {box-shadow:0 12px 24px -12px rgba(30,58,138,.45), 0 2px 6px rgba(0,0,0,.08), 0 0 0 10px rgba(59,130,246,0)}
}
@keyframes mqaPulseWarm{
  0%,100%{box-shadow:0 12px 24px -12px rgba(239,68,68,.4), 0 2px 6px rgba(0,0,0,.08), 0 0 0 0 rgba(245,158,11,.45)}
  50%    {box-shadow:0 12px 24px -12px rgba(239,68,68,.4), 0 2px 6px rgba(0,0,0,.08), 0 0 0 10px rgba(245,158,11,0)}
}
@keyframes mqaShine{
  0%,55%,100%{left:-60%}
  70%       {left:120%}
}

/* Reduced-motion: keep affordance, drop the loops. */
@media (prefers-reduced-motion: reduce){
  .mqa-browse,.mqa-papers{animation:none}
  .mqa-btn::after{display:none}
}

/* ---------- NEW v1.5: Clickable affordance for Pay/Download buttons ---------- */
.btn-clickable{position:relative}
.btn-clickable::after{
  content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  box-shadow:0 0 0 0 rgba(59,130,246,.35);
  animation:btnClickPulse 2.2s ease-in-out infinite;
}
.btn-pay.btn-clickable::after{box-shadow:0 0 0 0 rgba(245,158,11,.45);animation-name:btnClickPulseWarm}
@keyframes btnClickPulse{
  0%,100%{box-shadow:0 0 0 0 rgba(59,130,246,.35)}
  50%    {box-shadow:0 0 0 8px rgba(59,130,246,0)}
}
@keyframes btnClickPulseWarm{
  0%,100%{box-shadow:0 0 0 0 rgba(245,158,11,.45)}
  50%    {box-shadow:0 0 0 8px rgba(245,158,11,0)}
}
@media (prefers-reduced-motion: reduce){
  .btn-clickable::after{animation:none}
}

/* ---------- NEW v1.3: Forgot password (multi-step polish) ---------- */
.fp-steps{display:flex;gap:6px;justify-content:center;margin-bottom:18px}
.fp-steps .fp-step{
  flex:1;max-width:80px;height:5px;border-radius:999px;background:var(--border);
  transition:.25s;
}
.fp-steps .fp-step.active{background:var(--gradient)}
.fp-code-input{
  letter-spacing:.6em;text-align:center;font-size:1.35rem;font-weight:700;
}
.fp-help{font-size:.82rem;color:var(--text-muted);text-align:center;margin-top:10px}
.fp-resend{background:none;border:none;color:var(--primary-2);font-weight:600;cursor:pointer;font-size:.85rem}
.fp-resend:disabled{color:var(--text-muted);cursor:not-allowed}
.pwd-meter{height:5px;border-radius:999px;background:var(--border);margin-top:6px;overflow:hidden}
.pwd-meter>div{height:100%;width:0;transition:width .2s, background .2s;background:#ef4444}

/* ---------- NEW v1.3: PWA app page + brand logo image (additive; no existing rule changed) ---------- */
.logo-img{width:40px;height:40px;border-radius:10px;object-fit:cover;display:block}
@media (max-width:600px){.logo-img{width:34px;height:34px}}

.store-hero{display:block;padding-top:110px;max-width:980px;margin:0 auto}
.store-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:30px;margin-bottom:26px;box-shadow:0 12px 40px rgba(2,6,23,.35)}
.store-head{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.store-icon{width:110px;height:110px;border-radius:26px;box-shadow:0 10px 30px rgba(2,6,23,.5);flex-shrink:0}
.store-id h1{font-size:1.7rem;margin-bottom:4px}
.store-dev{color:var(--accent);font-weight:600;font-size:.9rem;margin-bottom:10px}
.store-meta{display:flex;gap:8px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:6px;background:var(--surface-2);border:1px solid var(--border);border-radius:999px;padding:5px 12px;font-size:.78rem;color:var(--text-muted)}
.chip-green{color:#34d399;border-color:rgba(52,211,153,.35)}
.store-actions{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}
.store-note{font-size:.82rem;color:var(--text-muted);margin-top:10px}
.store-stats{display:flex;gap:34px;flex-wrap:wrap;margin-top:24px;border-top:1px solid var(--border);padding-top:20px}
.store-stat{display:flex;flex-direction:column;gap:3px}
.store-stat strong{font-size:1.05rem}
.store-stat span{font-size:.78rem;color:var(--text-muted)}
.store-h2{font-size:1.15rem;margin-bottom:16px;display:flex;align-items:center;gap:10px}

.appinfo-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:20px}
.appinfo-state{font-size:.85rem;color:var(--text-muted);display:inline-flex;align-items:center;gap:7px}
.appinfo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.appinfo-item{background:var(--surface-2);border:1px solid var(--border);border-radius:14px;overflow:hidden}
.appinfo-item-head{padding:12px 16px;font-weight:700;font-size:.9rem;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:9px}
.appinfo-item-body{padding:14px 16px;display:flex;flex-direction:column;gap:10px}
.storage-line{display:flex;justify-content:space-between;font-size:.88rem}
.storage-line strong{font-variant-numeric:tabular-nums}
.perm-row{display:flex;justify-content:space-between;align-items:center;font-size:.88rem;cursor:pointer}
.perm-row input{width:18px;height:18px;accent-color:var(--primary-2);cursor:pointer}
.perm-row input:disabled{cursor:not-allowed;opacity:.6}
.appinfo-note{font-size:.8rem;color:var(--text-muted);margin-top:18px;display:flex;gap:9px;align-items:flex-start;line-height:1.5}

.platform-grid{margin-top:34px}
.platform-card{text-align:center;display:flex;flex-direction:column;gap:8px}
.platform-sub{font-size:.82rem;color:var(--text-muted)}
.platform-note{font-size:.76rem;color:var(--text-muted);margin-top:6px;line-height:1.45}
.compat-banner{display:flex;gap:14px;align-items:flex-start;background:rgba(16,185,129,.08);border:1px solid rgba(16,185,129,.3);border-radius:14px;padding:18px 20px;margin-top:30px;font-size:.88rem;line-height:1.6}
.compat-banner i{color:#34d399;font-size:1.2rem;margin-top:2px}
.whatsnew{list-style:none;display:flex;flex-direction:column;gap:12px;font-size:.92rem;line-height:1.55}
.whatsnew i{color:var(--accent);margin-right:10px}

.modal-backdrop{position:fixed;inset:0;background:rgba(2,6,23,.78);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}
.modal-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:28px;max-width:420px;width:100%;box-shadow:0 30px 80px rgba(0,0,0,.55)}
.modal-card h3{margin-bottom:16px;display:flex;align-items:center;gap:10px}
.ios-steps{margin:0 0 20px 20px;font-size:.92rem;line-height:2}
@media (max-width:640px){
  .store-head{flex-direction:column;text-align:center}
  .store-meta{justify-content:center}
  .store-stats{gap:20px}
  .store-actions .btn{width:100%}
}