*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent;}
    html{height:100%;-webkit-text-size-adjust:100%;}
    body{
      background:#0f0c29;
      font-family:'Inter',sans-serif;
      color:#e0d9ff;
      min-height:100vh;
      min-height:-webkit-fill-available;
      overflow-x:hidden;
      -webkit-overflow-scrolling:touch;
      overscroll-behavior-y:contain;
      padding-bottom:env(safe-area-inset-bottom);
    }
    ::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:#0f0c29}::-webkit-scrollbar-thumb{background:#6b5ae0;border-radius:10px}
    .glass{background:rgba(48,43,99,.55);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid rgba(167,139,255,.18);box-shadow:0 8px 32px rgba(107,90,224,.15)}
    .glass-dark{background:rgba(15,12,41,.75);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid rgba(74,67,120,.4);box-shadow:0 4px 24px rgba(0,0,0,.4)}
    .glass-nav{background:rgba(15,12,41,.9);backdrop-filter:blur(32px);-webkit-backdrop-filter:blur(32px);border-top:1px solid rgba(107,90,224,.3);box-shadow:0 -4px 32px rgba(107,90,224,.2)}
    /* Instant tap response - removes 300ms delay on Android and iOS */
    .glow-btn, button, select, input{
      touch-action:manipulation;
      -webkit-user-select:none;
      user-select:none;
    }
    .glow-btn{transition:all .2s ease;cursor:pointer;-webkit-appearance:none;}
    .glow-btn:hover{transform:scale(1.03);box-shadow:0 0 24px rgba(107,90,224,.6),0 4px 16px rgba(107,90,224,.4);filter:brightness(1.12)}
    .glow-btn:active{transform:scale(.95);filter:brightness(0.9);}
    .success-glow:hover{box-shadow:0 0 24px rgba(0,255,157,.5)!important}
    .card-hover{transition:all .3s ease}
    .card-hover:hover{transform:translateY(-4px) scale(1.01);box-shadow:0 16px 48px rgba(107,90,224,.35);border-color:rgba(167,139,255,.45)}
    .nav-item{transition:all .25s ease;cursor:pointer;min-width:56px}
    .nav-item:hover{transform:translateY(-2px)}
    .nav-item.active .nav-icon{color:#a78bff;filter:drop-shadow(0 0 8px rgba(167,139,255,.8))}
    .nav-item.active .nav-label{color:#a78bff}
    .nav-item.active .nav-dot{opacity:1;transform:scale(1)}
    .nav-item.active .nav-pill{opacity:1;transform:scale(1)}
    .nav-pill{position:absolute;top:-4px;left:50%;transform:translateX(-50%) scale(.6);width:52px;height:40px;border-radius:16px;background:radial-gradient(ellipse at center,rgba(167,139,255,.18),rgba(167,139,255,.04) 70%,transparent);opacity:0;transition:all .3s cubic-bezier(.34,1.56,.64,1);pointer-events:none;z-index:-1}
    .nav-item.active .nav-pill{transform:translateX(-50%) scale(1)}
    .nav-dot{opacity:0;transform:scale(0);transition:all .25s ease;width:4px;height:4px;background:#a78bff;border-radius:50%;margin:2px auto 0}
    .pin-input{background:rgba(48,43,99,.6);border:1px solid rgba(74,67,120,.6);color:#e0d9ff;text-align:center;font-size:1.5rem;letter-spacing:.5rem;transition:all .3s;font-family:'Inter',sans-serif}
    .pin-input:focus{outline:none;border-color:#6b5ae0;box-shadow:0 0 16px rgba(107,90,224,.4)}
    .gradient-text{background:linear-gradient(135deg,#a78bff,#00ff9d);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
    .pulse-dot{animation:pulseA 2s infinite}
    @keyframes pulseA{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.3)}}
    @keyframes bdayPop{0%,100%{transform:scale(1)}50%{transform:scale(1.02)}}
    @keyframes bdayFloat{0%,100%{transform:translateY(0) rotate(var(--r,0deg))}50%{transform:translateY(-6px) rotate(var(--r,0deg))}}
    @keyframes bdayShine{0%{background-position:-200% 0}100%{background-position:200% 0}}
    .fade-in{animation:fadeIn .4s ease forwards}
    @keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
    .slide-up{animation:slideUp .35s cubic-bezier(.34,1.56,.64,1) forwards}
    @keyframes slideUp{from{opacity:0;transform:translateY(20px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
    .stat-card{background:linear-gradient(135deg,rgba(48,43,99,.7),rgba(30,27,75,.7));border:1px solid rgba(74,67,120,.5);backdrop-filter:blur(16px);transition:all .3s ease}
    .stat-card:hover{border-color:rgba(167,139,255,.4);transform:translateY(-3px);box-shadow:0 12px 32px rgba(107,90,224,.25)}
    .input-field{background:rgba(48,43,99,.5);border:1px solid rgba(74,67,120,.6);color:#e0d9ff;border-radius:10px;padding:11px 14px;width:100%;transition:all .3s;font-family:'Inter',sans-serif;font-size:.9rem}
    .input-field:focus{outline:none;border-color:#6b5ae0;box-shadow:0 0 12px rgba(107,90,224,.3)}
    .input-field::placeholder{color:#b8b0d9;opacity:.6}
    select.input-field option{background:#302b63;color:#e0d9ff}
    .label-field{display:block;font-size:.72rem;font-weight:600;color:#b8b0d9;margin-bottom:4px;letter-spacing:.04em;text-transform:uppercase}
    .input-group{display:flex;flex-direction:column;gap:2px}
    .modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.75);backdrop-filter:blur(8px);z-index:999;display:flex;align-items:center;justify-content:center;padding:16px}
    .modal-box{background:linear-gradient(135deg,#1e1b4b,#302b63);border:1px solid rgba(107,90,224,.4);border-radius:20px;max-width:480px;width:100%;padding:28px;box-shadow:0 24px 64px rgba(0,0,0,.6);animation:slideUp .3s ease forwards}
    .chat-bubble{background:rgba(48,43,99,.6);border:1px solid rgba(74,67,120,.4);border-radius:18px 18px 18px 4px;padding:12px 16px;max-width:82%;animation:fadeIn .3s ease}
    .chat-bubble-user{background:rgba(107,90,224,.4);border:1px solid rgba(107,90,224,.3);border-radius:18px 18px 4px 18px;padding:12px 16px;max-width:82%;margin-left:auto;animation:fadeIn .3s ease}
    .typing-indicator span{display:inline-block;width:7px;height:7px;background:#a78bff;border-radius:50%;margin:0 2px;animation:typing 1.2s infinite}
    .typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}
    @keyframes typing{0%,100%{transform:translateY(0);opacity:.5}50%{transform:translateY(-6px);opacity:1}}
    .page{display:none}.page.active{display:block}
    .badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:999px;font-size:.7rem;font-weight:600}
    .badge-green{background:rgba(0,255,157,.12);color:#00ff9d;border:1px solid rgba(0,255,157,.3)}
    .badge-red{background:rgba(255,100,100,.12);color:#ff6464;border:1px solid rgba(255,100,100,.3)}
    .badge-yellow{background:rgba(255,200,50,.12);color:#ffc832;border:1px solid rgba(255,200,50,.3)}
    .badge-purple{background:rgba(107,90,224,.15);color:#a78bff;border:1px solid rgba(107,90,224,.3)}
    .badge-blue{background:rgba(56,189,248,.12);color:#38bdf8;border:1px solid rgba(56,189,248,.3)}
    .brand-footer{text-align:center;padding:12px;color:#b8b0d9;font-size:.72rem;border-top:1px solid rgba(74,67,120,.3);margin-top:20px}
    .brand-footer span{color:#a78bff;font-weight:600}
    .mega-bg{background:radial-gradient(ellipse at 20% 50%,rgba(107,90,224,.15) 0%,transparent 60%),radial-gradient(ellipse at 80% 20%,rgba(0,255,157,.07) 0%,transparent 50%),radial-gradient(ellipse at 50% 100%,rgba(167,139,255,.1) 0%,transparent 60%),#0f0c29;min-height:100dvh}
    canvas{max-width:100%!important}
    .whatsapp-modal{background:#075e54;border-radius:12px;font-family:monospace;font-size:.8rem;line-height:1.7;padding:16px;border:1px solid #128c7e;white-space:pre-wrap}

    .face-scan-ring{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none}
    .face-ring{width:120px;height:120px;border:3px solid #00ff9d;border-radius:50%;animation:scanRing 2s ease-in-out infinite;opacity:.7}
    @keyframes scanRing{0%,100%{transform:scale(1);opacity:.7}50%{transform:scale(1.08);opacity:1}}
    .scan-line{position:absolute;width:80%;height:2px;background:linear-gradient(90deg,transparent,#00ff9d,transparent);animation:scanLine 2s ease-in-out infinite}
    @keyframes scanLine{0%{top:20%;opacity:0}10%{opacity:1}90%{opacity:1}100%{top:80%;opacity:0}}
    .in-badge{background:rgba(0,255,157,.15);color:#00ff9d;border:1px solid rgba(0,255,157,.4)}
    .out-badge{background:rgba(255,100,100,.15);color:#ff6464;border:1px solid rgba(255,100,100,.4)}
    .custom-select-wrapper{position:relative}
    .custom-select-wrapper::after{content:'▾';position:absolute;right:14px;top:50%;transform:translateY(-50%);color:#a78bff;pointer-events:none;font-size:.9rem}
    textarea.input-field{resize:none}
    .section-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(107,90,224,.4),transparent);margin:4px 0}
    .jio-location-badge{background:linear-gradient(135deg,rgba(0,150,255,.15),rgba(107,90,224,.15));border:1px solid rgba(0,150,255,.3);border-radius:12px;padding:10px 14px;font-size:.78rem;color:#38bdf8}
    /* Notice Board Glows & Pulse Animations */
    .glow-urgent {
      border: 1px solid rgba(239, 68, 68, 0.4);
      box-shadow: 0 0 16px rgba(239, 68, 68, 0.25);
      background: linear-gradient(135deg, rgba(239, 68, 68, 0.08), rgba(15, 12, 41, 0.55));
    }
    .glow-important {
      border: 1px solid rgba(234, 179, 8, 0.4);
      box-shadow: 0 0 16px rgba(234, 179, 8, 0.25);
      background: linear-gradient(135deg, rgba(234, 179, 8, 0.08), rgba(15, 12, 41, 0.55));
    }
    .glow-general {
      border: 1px solid rgba(34, 197, 94, 0.4);
      box-shadow: 0 0 16px rgba(34, 197, 94, 0.25);
      background: linear-gradient(135deg, rgba(34, 197, 94, 0.08), rgba(15, 12, 41, 0.55));
    }
    .neon-pulse-urgent { animation: pulseUrgent 2s infinite alternate; }
    .neon-pulse-important { animation: pulseImportant 2s infinite alternate; }
    .neon-pulse-general { animation: pulseGeneral 2s infinite alternate; }
    @keyframes pulseUrgent { 0% { box-shadow: 0 0 8px rgba(239, 68, 68, 0.15); } 100% { box-shadow: 0 0 20px rgba(239, 68, 68, 0.4); } }
    @keyframes pulseImportant { 0% { box-shadow: 0 0 8px rgba(234, 179, 8, 0.15); } 100% { box-shadow: 0 0 20px rgba(234, 179, 8, 0.4); } }
    @keyframes pulseGeneral { 0% { box-shadow: 0 0 8px rgba(34, 197, 94, 0.15); } 100% { box-shadow: 0 0 20px rgba(34, 197, 94, 0.4); } }
    
    /* ==================== VIDYA AI PROMO CSS ==================== */
    .vidya-hero-card{box-shadow:0 8px 32px rgba(0,0,0,0.4),inset 0 1px 0 rgba(255,255,255,0.06);background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);backdrop-filter:blur(24px) saturate(180%)}
    .vidya-bg-fx{position:absolute;inset:0;background:radial-gradient(circle at 0% 50%,rgba(0,245,255,0.15) 0%,transparent 50%),radial-gradient(circle at 100% 50%,rgba(155,89,182,0.15) 0%,transparent 50%);animation:vidyaPulseBg 8s infinite alternate}
    @keyframes vidyaPulseBg{0%{opacity:0.6}100%{opacity:1}}
    .vidya-particles{position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(circle,rgba(255,255,255,0.1) 1px,transparent 1px);background-size:30px 30px;animation:vidyaFloat 20s linear infinite}
    @keyframes vidyaFloat{from{background-position:0 0}to{background-position:0 300px}}
    .vidya-shimmer-sweep{background:linear-gradient(90deg,transparent,rgba(255,255,255,0.4),transparent);transform:translateX(-100%);animation:vidyaShimmer 2s infinite}
    @keyframes vidyaShimmer{100%{transform:translateX(100%)}}
    .vidya-title{background:linear-gradient(90deg,#00f5ff,#9b59b6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-shadow:0 0 20px rgba(0,245,255,0.3)}
    .vidya-subtitle{color:rgba(255,255,255,0.75)}
    .vidya-underline{width:0;height:1px;background:#00f5ff;animation:vidyaExpandLine 1s ease forwards;animation-delay:0.5s}
    @keyframes vidyaExpandLine{to{width:150px;box-shadow:0 0 10px #00f5ff}}
    .vidya-feature-pill{padding:6px 14px;border-radius:20px;font-size:12px;font-weight:600;background:rgba(255,255,255,0.05);border:1px solid rgba(0,245,255,0.4);color:white;transition:all 0.3s;white-space:nowrap}
    .vidya-feature-pill:hover{transform:scale(1.05);box-shadow:0 0 15px rgba(0,245,255,0.3);background:rgba(0,245,255,0.1)}
    .vidya-btn-outline{border:1px solid #00f5ff;color:white;background:transparent}
    .vidya-btn-outline:hover{background:#00f5ff;color:#0a0a1a;box-shadow:0 0 20px rgba(0,245,255,0.5)}
    .vidya-btn-solid{background:linear-gradient(90deg,#00f5ff,#9b59b6);color:white;border:none}
    .vidya-btn-solid:hover{transform:scale(1.03);box-shadow:0 0 25px rgba(155,89,182,0.6);background:linear-gradient(90deg,#9b59b6,#00f5ff)}
    .vidya-btn-pulse{border:1px solid #00f5ff;animation:vidyaBtnPulse 3s infinite}
    @keyframes vidyaBtnPulse{0%{transform:scale(1);opacity:0.5}100%{transform:scale(1.1);opacity:0}}
    .vidya-founder-card{box-shadow:0 0 30px rgba(155,89,182,0.1)}
    .vidya-form-card{border:1px solid rgba(0,245,255,0.2);box-shadow:0 0 20px rgba(0,245,255,0.05)}
    .vidya-label{font-size:12px;text-transform:uppercase;letter-spacing:1.5px;color:#00f5ff;font-weight:600;margin-bottom:6px;display:block}
    .vidya-input{width:100%;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);color:white;padding:12px 14px;border-radius:12px;transition:all 0.3s;font-size:14px}
    .vidya-input:focus{outline:none;border-color:#00f5ff;box-shadow:0 0 15px rgba(0,245,255,0.2);background:rgba(255,255,255,0.08)}
    .vidya-toggle-pill{padding:6px 14px;border-radius:20px;font-size:12px;font-weight:600;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.2);color:rgba(255,255,255,0.6);transition:all 0.2s}
    .vidya-toggle-pill.active{background:rgba(0,245,255,0.15);border-color:#00f5ff;color:white;box-shadow:0 0 10px rgba(0,245,255,0.3)}
    .vidya-shake{animation:shakeError 0.3s}
    .vidya-success-pop{animation:successPop 0.5s}
    @keyframes successPop{0%{transform:scale(0)}60%{transform:scale(1.1)}100%{transform:scale(1)}}
    @keyframes shakeError{0%,100%{transform:translateX(0)}25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}
    .hide-scrollbar::-webkit-scrollbar{display:none}
    .hide-scrollbar{-ms-overflow-style:none;scrollbar-width:none}
    /* ==================== GEO-FENCE ATTENDANCE SYSTEM ==================== */
    .geo-panel{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    @media(max-width:768px){.geo-panel{grid-template-columns:1fr}}
    .geo-status-card{position:relative;overflow:hidden}
    .geo-status-card::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 30% 30%,rgba(0,245,255,.05),transparent 70%);pointer-events:none}
    .geo-locked{border:2px solid rgba(255,51,102,.4);animation:geoPulseRed 2s infinite alternate}
    .geo-unlocked{border:2px solid rgba(0,255,136,.4);animation:geoPulseGreen 2s infinite alternate}
    .geo-shake{animation:geoShake .5s ease}
    @keyframes geoPulseGreen{0%{box-shadow:0 0 8px rgba(0,255,136,.15),inset 0 0 20px rgba(0,255,136,.03)}100%{box-shadow:0 0 24px rgba(0,255,136,.4),inset 0 0 30px rgba(0,255,136,.06)}}
    @keyframes geoPulseRed{0%{box-shadow:0 0 8px rgba(255,51,102,.15),inset 0 0 20px rgba(255,51,102,.03)}100%{box-shadow:0 0 24px rgba(255,51,102,.4),inset 0 0 30px rgba(255,51,102,.06)}}
    @keyframes geoShake{0%,100%{transform:translateX(0)}10%,30%,50%,70%,90%{transform:translateX(-4px)}20%,40%,60%,80%{transform:translateX(4px)}}
    @keyframes geoSpin{to{transform:rotate(360deg)}}
    .geo-spinner{width:20px;height:20px;border:2.5px solid rgba(0,245,255,.2);border-top-color:#00f5ff;border-radius:50%;animation:geoSpin .8s linear infinite;flex-shrink:0}
    .geo-accuracy-green{color:#00ff88}
    .geo-accuracy-yellow{color:#ffc832}
    .geo-accuracy-red{color:#ff3366}
    .geo-cam-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none}
    .geo-cam-brackets{width:140px;height:140px;position:relative}
    .geo-cam-brackets::before,.geo-cam-brackets::after,.geo-cam-brackets span::before,.geo-cam-brackets span::after{content:'';position:absolute;width:25px;height:25px;border-color:#00ff88;border-style:solid;border-width:0}
    .geo-cam-brackets::before{top:0;left:0;border-top-width:3px;border-left-width:3px;border-radius:4px 0 0 0}
    .geo-cam-brackets::after{top:0;right:0;border-top-width:3px;border-right-width:3px;border-radius:0 4px 0 0}
    .geo-cam-brackets span::before{bottom:0;left:0;border-bottom-width:3px;border-left-width:3px;border-radius:0 0 0 4px}
    .geo-cam-brackets span::after{bottom:0;right:0;border-bottom-width:3px;border-right-width:3px;border-radius:0 0 4px 0}
    .geo-cam-brackets span{position:absolute;inset:0}
    .att-row-in{background:rgba(0,255,136,.04);border-left:3px solid rgba(0,255,136,.5)}
    .att-row-out{background:rgba(255,51,102,.04);border-left:3px solid rgba(255,51,102,.5)}
    .att-row-suspicious{background:rgba(255,200,50,.06);border-left:3px solid rgba(255,200,50,.5)}
    .geo-grid-bg{background-image:radial-gradient(circle,rgba(107,90,224,.08) 1px,transparent 1px);background-size:20px 20px}
    .geo-minimap{width:100%;height:120px;border-radius:12px;background:rgba(10,10,26,.6);border:1px solid rgba(74,67,120,.4);overflow:hidden;position:relative}
  </style>

/* ==================== UI/UX IMPROVEMENTS — Senior Specialist ==================== */

/* ✅ ACCESSIBILITY: Focus-visible states for keyboard navigation */
button:focus-visible, select:focus-visible, input:focus-visible, a:focus-visible {
  outline: 2px solid #a78bff;
  outline-offset: 2px;
  border-radius: 8px;
}
/* Mouse users — no outline (only keyboard) */
button:focus:not(:focus-visible), select:focus:not(:focus-visible) {
  outline: none;
}

/* ✅ ACCESSIBILITY: Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .neon-pulse-urgent, .neon-pulse-important, .neon-pulse-general,
  .pulse-dot, .vidya-bg-fx, .vidya-particles { animation: none !important; }
}

/* ✅ TOUCH: Minimum 44px touch targets (Apple/Google standard) */
.glow-btn, button.action-btn, .roster-action-btn {
  min-height: 44px;
}
/* Small roster buttons — increase tap area without changing visual size */
.roster-action-btn { position: relative; }
.roster-action-btn::before {
  content: ''; position: absolute; inset: -6px; /* expand tap area */
}

/* ✅ PERFORMANCE: Reduce blur on low-end devices */
@media (max-width: 380px) {
  .glass { backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
  .glass-dark { backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
}
/* Respect data-saver / reduced transparency */
@media (prefers-reduced-transparency: reduce) {
  .glass { background: rgba(30,27,75,0.95); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .glass-dark { background: rgba(15,12,41,0.97); backdrop-filter: none; -webkit-backdrop-filter: none; }
}

/* ✅ LOADING: Skeleton shimmer loader */
.skeleton {
  background: linear-gradient(90deg, rgba(74,67,120,0.3) 25%, rgba(107,90,224,0.2) 50%, rgba(74,67,120,0.3) 75%);
  background-size: 200% 100%;
  animation: skeletonShimmer 1.5s infinite;
  border-radius: 8px;
}
@keyframes skeletonShimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.skeleton-card { height: 120px; margin-bottom: 12px; }
.skeleton-text { height: 14px; margin-bottom: 8px; }
.skeleton-text.short { width: 60%; }

/* ✅ RESPONSIVE: Roster grid responsive columns */
@media (max-width: 480px) {
  #student-grid { grid-template-columns: 1fr !important; }
}
@media (min-width: 481px) and (max-width: 768px) {
  #student-grid { grid-template-columns: repeat(2, 1fr) !important; }
}

/* ✅ VISUAL: Toast position above bottom nav */
#toast {
  bottom: 90px !important; /* above bottom nav (which is ~70px) */
}

/* ✅ FEEDBACK: Button press micro-interaction */
.glow-btn:active {
  transform: scale(0.95);
  transition: transform 0.1s;
}

/* ✅ EMPTY STATES: Friendly styling */
.empty-state-icon {
  font-size: 48px;
  opacity: 0.5;
  margin-bottom: 12px;
  animation: floatGentle 3s ease-in-out infinite;
}
@keyframes floatGentle {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ✅ SMOOTH: Better scroll behavior */
html { scroll-behavior: smooth; }

/* ✅ LANDSCAPE: Optimize for landscape */
@media (orientation: landscape) and (max-height: 500px) {
  .max-w-2xl { max-width: 90% !important; }
  .pt-6 { padding-top: 12px !important; }
}

/* ✅ INPUT: Better disabled state */
button:disabled, .glow-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  filter: grayscale(0.3);
}

/* ✅ LOADING SPINNER for buttons */
.btn-loading { position: relative; color: transparent !important; }
.btn-loading::after {
  content: ''; position: absolute; width: 18px; height: 18px;
  top: 50%; left: 50%; margin: -9px 0 0 -9px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: btnSpin 0.6s linear infinite;
}
@keyframes btnSpin { to { transform: rotate(360deg); } }

/* ==================== PREMIUM UI/UX ENHANCEMENTS ==================== */
/* Ripple effect on buttons */
.glow-btn {
  position: relative;
  overflow: hidden;
  transition: transform 0.15s cubic-bezier(.4,0,.2,1), box-shadow 0.2s ease, opacity 0.15s;
}
.glow-btn:active {
  transform: scale(0.96);
  opacity: 0.88;
}
@keyframes ripple-anim {
  0% { transform: scale(0); opacity: 0.5; }
  100% { transform: scale(4); opacity: 0; }
}
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  pointer-events: none;
  animation: ripple-anim 0.55s ease-out forwards;
}
/* Premium glassmorphism upgrade */
.glass {
  background: rgba(30,25,60,0.55) !important;
  backdrop-filter: blur(18px) saturate(160%) !important;
  -webkit-backdrop-filter: blur(18px) saturate(160%) !important;
  border: 1px solid rgba(107,90,224,0.22) !important;
  box-shadow: 0 8px 32px rgba(0,0,0,0.28), inset 0 1px 0 rgba(255,255,255,0.07) !important;
}
.glass-dark {
  background: rgba(10,10,26,0.72) !important;
  backdrop-filter: blur(12px) saturate(140%) !important;
  -webkit-backdrop-filter: blur(12px) saturate(140%) !important;
  border: 1px solid rgba(74,67,120,0.30) !important;
  box-shadow: 0 4px 16px rgba(0,0,0,0.22) !important;
}
/* Smooth card hover lift */
.card-hover {
  transition: transform 0.2s cubic-bezier(.4,0,.2,1), box-shadow 0.2s ease !important;
}
.card-hover:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 12px 36px rgba(107,90,224,0.22) !important;
}
/* Accordion transition */
.acc-body {
  transition: max-height 0.3s cubic-bezier(.4,0,.2,1), opacity 0.25s ease;
  overflow: hidden;
}
/* Input focus glow */
.input-field:focus {
  border-color: rgba(107,90,224,0.7) !important;
  box-shadow: 0 0 0 3px rgba(107,90,224,0.18), 0 2px 8px rgba(0,0,0,0.3) !important;
  outline: none !important;
}
/* Stat card shimmer on load */
.stat-card {
  background: rgba(30,25,60,0.6);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(107,90,224,0.2);
  box-shadow: 0 4px 20px rgba(0,0,0,0.25), inset 0 1px 0 rgba(255,255,255,0.06);
}

/* ==================== F: LIGHT MODE ====================  */
body.light-mode {
  background: #f0eeff !important;
  color: #1a1440 !important;
}
body.light-mode .mega-bg {
  background: linear-gradient(135deg, #f0eeff 0%, #e8e0ff 50%, #f5f0ff 100%) !important;
}
body.light-mode .glass {
  background: rgba(255,255,255,0.75) !important;
  border-color: rgba(107,90,224,0.2) !important;
  box-shadow: 0 4px 20px rgba(107,90,224,0.08) !important;
}
body.light-mode .glass-dark {
  background: rgba(240,236,255,0.85) !important;
  border-color: rgba(107,90,224,0.15) !important;
}
body.light-mode .glass-nav {
  background: rgba(255,255,255,0.9) !important;
  border-color: rgba(107,90,224,0.15) !important;
}
body.light-mode .text-text-secondary { color: #5a4a8a !important; }
body.light-mode .input-field {
  background: rgba(255,255,255,0.9) !important;
  color: #1a1440 !important;
  border-color: rgba(107,90,224,0.3) !important;
}
body.light-mode .nav-item .nav-label { color: #5a4a8a !important; }
body.light-mode h1, body.light-mode h2, body.light-mode h3 { color: #1a1440 !important; }
body.light-mode .glass {
  background: rgba(255,255,255,0.85) !important;
  border-color: rgba(107,90,224,0.25) !important;
  box-shadow: 0 4px 20px rgba(107,90,224,0.12) !important;
}
body.light-mode .glass-dark {
  background: rgba(240,238,255,0.9) !important;
  border-color: rgba(107,90,224,0.2) !important;
}
body.light-mode .text-text-secondary { color: #5a5a7a !important; }
body.light-mode .input-field {
  background: rgba(255,255,255,0.9) !important;
  color: #1a1a2e !important;
  border-color: rgba(107,90,224,0.3) !important;
}
body.light-mode nav.glass-nav {
  background: rgba(255,255,255,0.95) !important;
}
body.light-mode .mega-bg {
  background: linear-gradient(135deg,#e8e4ff,#f5f0ff,#ede9ff) !important;
}

/* GPS Pill Animations */
@keyframes gps-dot-spin {
  0%   { transform: rotate(0deg) scale(1); }
  50%  { transform: rotate(180deg) scale(1.3); }
  100% { transform: rotate(360deg) scale(1); }
}
@keyframes gps-dot-pulse {
  0%,100% { transform: scale(1); opacity:1; box-shadow: 0 0 0 0 rgba(0,255,157,0.6); }
  50%      { transform: scale(1.4); opacity:0.9; box-shadow: 0 0 0 4px rgba(0,255,157,0); }
}

@keyframes nav-ai-pulse{0%,100%{opacity:0.6;transform:scale(1);}50%{opacity:1;transform:scale(1.3);}}

@keyframes bdayPulse {
  0%,100% { box-shadow: 0 4px 20px rgba(245,158,11,0.15); }
  50%      { box-shadow: 0 4px 28px rgba(245,158,11,0.35); }
}