:root{
    --bg:#ffffff;
    --surface:#f5f6f8;
    --surface-2:#eef1f5;
    --border:#e4e8ed;
    --text:#17212b;
    --text-2:#6b7a89;
    --accent:#3B82F6;
    --accent-2:#0EA5E9;
    --accent-3:#1D4ED8;
    --glow:rgba(34,211,238,.45);
    --danger:#e5484d;
    --success:#31a24c;
    --warning:#f0a020;
    --radius-lg:20px;
    --radius-md:16px;
    --radius-sm:10px;
    --shadow:0 8px 24px rgba(23,33,43,.08);
    --shadow-lg:0 16px 40px rgba(23,33,43,.14);
    --ease:cubic-bezier(.22,1,.36,1);
  }
  [data-theme="dark"]{
    --bg:#0e1621;
    --surface:#17212b;
    --surface-2:#1e2a36;
    --border:#26333f;
    --text:#eef2f6;
    --text-2:#8a97a5;
    --shadow:0 8px 24px rgba(0,0,0,.35);
    --shadow-lg:0 16px 40px rgba(0,0,0,.5);
  }
  *{box-sizing:border-box;}
  html,body{margin:0;padding:0;}
  @media (prefers-reduced-motion: reduce){
    *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  }
  body{
    font-family:'Inter',system-ui,sans-serif;
    background:var(--bg);
    color:var(--text);
    min-height:100vh;
    transition:background .25s var(--ease),color .25s var(--ease);
    -webkit-font-smoothing:antialiased;
  }
  .hidden{display:none !important;}
  button{font-family:inherit;cursor:pointer;}
  input,select,textarea{font-family:inherit;}

  /* ---------- Offline banner ---------- */
  #offline-banner{
    position:fixed;top:0;left:0;right:0;z-index:9999;
    background:var(--danger);color:#fff;text-align:center;
    font-size:13px;font-weight:600;padding:8px 12px;
    animation:slideDown .3s var(--ease);
  }
  @keyframes slideDown{from{transform:translateY(-100%);}to{transform:translateY(0);}}

  /* ================= LANDING / ABOUT PAGE ================= */
  #landing-page{background:var(--bg);color:var(--text);overflow-x:hidden;}
  .grad-text{
    color:var(--accent-3);
  }
  .landing-nav{
    position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;
    padding:16px 28px;background:rgba(255,255,255,.75);backdrop-filter:blur(14px) saturate(160%);
    border-bottom:1px solid var(--border);
  }
  [data-theme="dark"] .landing-nav{background:rgba(14,22,33,.75);}
  .landing-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;}
  .landing-nav .btn{width:auto;flex-shrink:0;padding:10px 20px;font-size:14px;}

  .landing-hero{
    position:relative;min-height:88vh;display:flex;align-items:center;justify-content:center;
    padding:60px 24px;overflow:hidden;
  }
  .landing-hero-bg{
    position:absolute;inset:0;z-index:0;
    background:
      radial-gradient(circle at 20% 25%, rgba(29,78,216,.16) 0%, transparent 45%),
      radial-gradient(circle at 82% 75%, rgba(34,211,238,.16) 0%, transparent 45%);
  }
  .landing-hero-bg::before{
    content:"";position:absolute;inset:0;opacity:.5;
    background-image:linear-gradient(rgba(29,78,216,.06) 1px, transparent 1px),linear-gradient(90deg, rgba(29,78,216,.06) 1px, transparent 1px);
    background-size:38px 38px;
    -webkit-mask-image:radial-gradient(circle at 50% 35%, #000 0%, transparent 70%);
            mask-image:radial-gradient(circle at 50% 35%, #000 0%, transparent 70%);
  }
  .landing-hero-grid{
    position:relative;z-index:1;max-width:1120px;width:100%;margin:0 auto;
    display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center;
  }
  .landing-hero-content{text-align:left;}
  .landing-badge{
    display:inline-flex;align-items:center;gap:6px;background:var(--surface-2);border:1px solid var(--border);
    border-radius:20px;padding:7px 16px;font-size:13px;font-weight:700;margin-bottom:22px;
  }
  .landing-hero h1{font-family:'Space Grotesk',sans-serif;font-size:44px;line-height:1.15;font-weight:800;margin:0 0 20px;}
  .landing-hero p{font-size:17px;color:var(--text-2);max-width:560px;margin:0 0 30px;line-height:1.6;}
  .landing-cta{width:auto;padding:16px 32px;font-size:16px;}
  .landing-trust-row{
    display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:26px;font-size:13px;font-weight:700;color:var(--text-2);
  }

  /* ---------- Hero badge mockup (hech qanday chinakam ma'lumot emas, faqat namuna) ---------- */
  .landing-hero-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:340px;}
  .hero-badge-mock{
    width:230px;background:var(--bg);border-radius:24px;overflow:hidden;box-shadow:var(--shadow-lg);
    border:1px solid var(--border);transform:rotate(-4deg);animation:heroFloat 5s ease-in-out infinite;
  }
  @keyframes heroFloat{0%,100%{transform:rotate(-4deg) translateY(0);}50%{transform:rotate(-4deg) translateY(-14px);}}
  .hbm-hole{width:32px;height:8px;border-radius:6px;background:var(--surface-2);margin:14px auto 0;}
  .hbm-header{
    background:linear-gradient(115deg,#1D4ED8,#3B82F6,#0EA5E9);color:#fff;margin-top:12px;
    padding:9px 16px;font-size:10px;font-weight:800;letter-spacing:2px;text-transform:uppercase;text-align:center;
  }
  .hbm-body{padding:20px;text-align:center;}
  .hbm-qr{width:120px;height:120px;margin:0 auto 12px;padding:10px;border-radius:16px;border:1.5px solid var(--border);background:#fff;}
  .hbm-name{font-family:'Space Grotesk',sans-serif;font-weight:800;font-size:15px;color:var(--text);}
  .hbm-school{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:12px;color:var(--accent-3);}
  .hbm-footer{height:8px;background:linear-gradient(115deg,#1D4ED8,#3B82F6,#0EA5E9);}

  .hero-float-chip{
    position:absolute;background:var(--bg);border:1px solid var(--border);border-radius:14px;
    padding:9px 14px;font-size:12px;font-weight:700;box-shadow:var(--shadow-lg);white-space:nowrap;
    animation:heroFloat 5s ease-in-out infinite;
  }
  .chip-1{top:6%;right:2%;animation-delay:-1.2s;color:var(--success);}
  .chip-2{bottom:10%;left:-4%;animation-delay:-3s;color:var(--accent-3);}

  @media(max-width:900px){
    .landing-hero-grid{grid-template-columns:1fr;text-align:center;}
    .landing-hero-content{text-align:center;}
    .landing-hero p{margin:0 auto 30px;}
    .landing-trust-row{justify-content:center;}
    .landing-hero-visual{margin-top:20px;min-height:280px;}
    .hero-float-chip{display:none;}
  }

  .landing-section{padding:90px 24px;}
  .landing-section.alt{background:var(--surface);}
  .landing-section-inner{max-width:1080px;margin:0 auto;}
  .landing-eyebrow{font-size:12px;font-weight:800;letter-spacing:2px;color:var(--accent-3);text-align:center;margin-bottom:10px;}
  .landing-section h2{font-family:'Space Grotesk',sans-serif;font-size:30px;font-weight:800;text-align:center;margin:0 0 48px;}

  .landing-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px;}
  .landing-card{
    background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px 26px;
    transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  }
  .landing-card:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(29,78,216,.16);}
  .lc-icon{font-size:32px;margin-bottom:16px;}
  .landing-card h3{font-size:17px;margin:0 0 8px;}
  .landing-card p{font-size:14px;color:var(--text-2);line-height:1.6;margin:0;}

  .landing-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px;}

  .landing-features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;}

  .landing-persona-tabs{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:30px;}
  .lp-tab{
    background:var(--surface);border:1.5px solid var(--border);color:var(--text-2);font-weight:700;font-size:14px;
    padding:11px 22px;border-radius:24px;transition:all .2s var(--ease);
  }
  .lp-tab:hover{border-color:rgba(29,78,216,.4);color:var(--text);}
  .lp-tab.active{background:linear-gradient(135deg,var(--accent-3),var(--accent));color:#fff;border-color:transparent;box-shadow:0 8px 20px rgba(29,78,216,.3);}
  .landing-persona-panel{max-width:560px;margin:0 auto;animation:fadeQuick .3s var(--ease);}
  .lp-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:14px;}
  .lp-list li{
    position:relative;padding-left:32px;font-size:15px;color:var(--text);line-height:1.5;
  }
  .lp-list li::before{
    content:"";position:absolute;left:0;top:2px;width:20px;height:20px;border-radius:50%;
    background:linear-gradient(135deg,var(--accent-3),var(--accent));
  }
  .lp-list li::after{
    content:"";position:absolute;left:6px;top:7px;width:9px;height:5px;border-left:2px solid #fff;border-bottom:2px solid #fff;
    transform:rotate(-45deg);
  }
  .landing-feature{
    background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-md);padding:22px 20px;
    transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  }
  .landing-feature:hover{transform:translateY(-4px);box-shadow:0 14px 32px rgba(29,78,216,.14);border-color:rgba(29,78,216,.3);}
  .lf-icon{
    width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:14px;
    background:linear-gradient(140deg,rgba(29,78,216,.14),rgba(34,211,238,.14));color:var(--accent-3);
  }
  .landing-feature h4{font-size:15px;margin:0 0 6px;}
  .landing-feature p{font-size:13px;color:var(--text-2);line-height:1.55;margin:0;}
  .landing-step{display:flex;gap:16px;align-items:flex-start;}
  .ls-num{
    width:40px;height:40px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;
    background:linear-gradient(140deg,var(--accent-3),var(--accent));color:#fff;font-weight:800;font-family:'Space Grotesk',sans-serif;
  }
  .landing-step h4{margin:0 0 4px;font-size:15px;}
  .landing-step p{margin:0;font-size:13px;color:var(--text-2);line-height:1.5;}

  .landing-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:22px;margin-bottom:24px;}
  .landing-stat-card{
    text-align:center;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:34px 20px;
    position:relative;overflow:hidden;
  }
  .landing-stat-card::before{
    content:"";position:absolute;inset:0;background:linear-gradient(140deg,rgba(29,78,216,.06),rgba(34,211,238,.06));
  }
  .lsc-num{
    position:relative;font-family:'Space Grotesk',sans-serif;font-size:42px;font-weight:800;font-variant-numeric:tabular-nums;
    color:var(--accent-3);
  }
  .lsc-label{position:relative;font-size:13px;color:var(--text-2);margin-top:6px;font-weight:600;}
  .landing-live-note{
    display:flex;align-items:center;justify-content:center;gap:6px;font-size:13px;color:var(--text-2);font-weight:600;
  }

  .landing-footer{
    text-align:center;padding:70px 24px;background:linear-gradient(120deg,var(--accent-3),var(--accent),var(--accent-2));color:#fff;
  }
  .landing-footer .btn-primary{width:auto;background:#fff;color:var(--accent-3);padding:16px 32px;font-size:16px;box-shadow:0 8px 20px rgba(0,0,0,.15);margin-bottom:16px;}
  .landing-footer-sub{font-size:13px;opacity:.85;}

  /* Skroll animatsiyasi: standart holatda yashirin, ko'rinishga kirganda paydo bo'ladi */
  [data-animate]{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
  [data-animate].in-view{opacity:1;transform:translateY(0);}
  [data-animate-child]{opacity:0;transform:translateY(20px);transition:opacity .55s var(--ease),transform .55s var(--ease);}
  [data-animate].in-view [data-animate-child]{opacity:1;transform:translateY(0);}
  [data-animate].in-view [data-animate-child]:nth-child(1){transition-delay:.05s;}
  [data-animate].in-view [data-animate-child]:nth-child(2){transition-delay:.15s;}
  [data-animate].in-view [data-animate-child]:nth-child(3){transition-delay:.25s;}
  [data-animate].in-view [data-animate-child]:nth-child(4){transition-delay:.35s;}

  .landing-back-btn{
    position:absolute;top:20px;left:20px;background:none;border:none;color:#fff;font-weight:700;font-size:14px;
    opacity:.85;z-index:2;
  }
  .landing-back-btn:hover{opacity:1;text-decoration:underline;}

  @media(max-width:640px){
    .landing-hero h1{font-size:30px;}
    .landing-hero p{font-size:15px;}
    .landing-section{padding:60px 18px;}
    .landing-section h2{font-size:24px;}
    .landing-nav{padding:14px 16px;}
  }

  /* ---------- Login ---------- */
  #login-screen{
    min-height:100vh;display:flex;align-items:center;justify-content:center;
    background:
      radial-gradient(circle at 15% 20%, rgba(29,78,216,.55) 0%, transparent 45%),
      radial-gradient(circle at 85% 80%, rgba(34,211,238,.45) 0%, transparent 45%),
      linear-gradient(160deg,#0b1120 0%,#101b30 55%,#0d1526 100%);
    padding:24px;position:relative;overflow:hidden;
  }
  #login-screen::before{
    content:"";position:absolute;inset:0;opacity:.35;pointer-events:none;
    background-image:
      linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
    background-size:42px 42px;
    -webkit-mask-image:radial-gradient(circle at 50% 40%, #000 0%, transparent 75%);
            mask-image:radial-gradient(circle at 50% 40%, #000 0%, transparent 75%);
  }
  #login-screen::after{
    content:"";position:absolute;width:280px;height:280px;border-radius:50%;
    background:radial-gradient(circle, rgba(34,211,238,.25), transparent 70%);
    top:-80px;right:-60px;animation:floatBlob 12s ease-in-out infinite;filter:blur(4px);
  }
  @keyframes floatBlob{0%,100%{transform:translate(0,0) scale(1);}50%{transform:translate(20px,-24px) scale(1.08);}}
  .login-card{
    background:var(--bg);width:100%;max-width:380px;position:relative;z-index:1;
    border-radius:var(--radius-lg);box-shadow:0 24px 70px rgba(0,0,0,.45), 0 0 0 1px rgba(29,78,216,.15);
    padding:36px 32px;animation:cardIn .5s var(--ease);
  }
  @keyframes cardIn{from{opacity:0;transform:translateY(24px) scale(.97);}to{opacity:1;transform:translateY(0) scale(1);}}
  .login-logo{
    width:56px;height:56px;border-radius:16px;position:relative;
    background:linear-gradient(140deg,var(--accent-3),var(--accent),var(--accent-2));
    display:flex;align-items:center;justify-content:center;margin:0 auto 18px;
    box-shadow:0 10px 28px rgba(29,78,216,.45);
  }
  .login-logo::after{
    content:"";position:absolute;inset:-6px;border-radius:20px;border:1.5px solid rgba(29,78,216,.4);
    animation:ringPulse 2.4s var(--ease) infinite;
  }
  @keyframes ringPulse{0%{transform:scale(.9);opacity:.9;}100%{transform:scale(1.35);opacity:0;}}
  .login-card h1{font-size:20px;text-align:center;margin:0 0 4px;font-weight:800;}
  .login-card p.sub{text-align:center;color:var(--text-2);font-size:14px;margin:0 0 24px;}
  .field{margin-bottom:16px;}
  .field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:6px;}
  .field-hint{font-size:12px;color:var(--text-2);margin-top:6px;line-height:1.4;}
  .field input,.field select{
    width:100%;padding:13px 14px;border-radius:var(--radius-sm);
    border:1.5px solid var(--border);background:var(--surface);
    color:var(--text);font-size:15px;outline:none;transition:border-color .15s, box-shadow .15s, background .15s;
  }
  .field input:focus,.field select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(34,211,238,.18);background:var(--bg);}
  .btn{
    border:none;border-radius:var(--radius-sm);padding:13px 20px;font-weight:700;font-size:15px;
    display:inline-flex;align-items:center;justify-content:center;gap:8px;position:relative;overflow:hidden;
    transition:transform .15s var(--ease), box-shadow .15s var(--ease), opacity .12s, background .15s;
  }
  .btn:active{transform:scale(.96);}
  .btn-primary{background:linear-gradient(115deg,var(--accent-3),var(--accent),var(--accent-2));color:#fff;width:100%;box-shadow:0 6px 20px rgba(29,78,216,.35);}
  .btn-primary::after{
    content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%);
    transform:translateX(-120%);transition:transform .5s var(--ease);
  }
  .btn-primary:hover::after{transform:translateX(120%);}
  .btn-primary:hover{box-shadow:0 10px 30px rgba(29,78,216,.5);transform:translateY(-1px);}
  .btn-secondary{background:var(--surface-2);color:var(--text);}
  .btn-secondary.active-toggle{background:var(--accent-3);color:#fff;}
  .btn-secondary:hover{background:var(--border);transform:translateY(-1px);}
  .btn-danger{background:rgba(229,72,77,.12);color:var(--danger);}
  .btn-danger:hover{background:rgba(229,72,77,.22);}
  .btn:disabled{opacity:.55;cursor:not-allowed;transform:none !important;}
  .error-text{color:var(--danger);font-size:13px;margin-top:10px;text-align:center;min-height:16px;}

  /* ---------- App shell ---------- */
  #app{min-height:100vh;display:flex;flex-direction:column;}
  .topbar{
    position:sticky;top:0;z-index:100;
    display:flex;align-items:center;gap:8px;padding:12px 20px;
    background:rgba(255,255,255,.72);backdrop-filter:blur(14px) saturate(160%);
    border-bottom:1px solid var(--border);
  }
  [data-theme="dark"] .topbar{background:rgba(14,22,33,.72);}
  .brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;margin-right:12px;}
  .brand-mark{
    width:34px;height:34px;border-radius:10px;position:relative;
    display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden;
    box-shadow:0 2px 8px rgba(29,78,216,.25);
  }
  .brand-mark::after{
    content:"";position:absolute;right:-2px;bottom:-2px;width:9px;height:9px;border-radius:50%;
    background:var(--success);border:2px solid var(--bg);animation:blink 1.8s ease infinite;
  }
  nav.tabs{display:flex;align-items:center;gap:4px;flex:1;overflow-x:auto;}
  .nav-divider{width:1px;height:22px;background:var(--border);margin:0 6px;flex-shrink:0;}
  nav.tabs button{
    background:none;border:none;color:var(--text-2);font-weight:600;font-size:14px;
    padding:9px 14px;border-radius:var(--radius-sm);white-space:nowrap;transition:background .15s,color .15s;
    position:relative;
  }
  nav.tabs button:hover{background:var(--surface-2);color:var(--text);}
  nav.tabs button.active{
    background:linear-gradient(135deg,rgba(29,78,216,.14),rgba(34,211,238,.1));color:var(--accent-3);
    box-shadow:inset 0 0 0 1px rgba(29,78,216,.3);font-weight:800;
  }

  .icon-btn{
    width:38px;height:38px;border-radius:12px;border:none;background:var(--surface-2);
    display:flex;align-items:center;justify-content:center;color:var(--text-2);flex-shrink:0;
    transition:background .15s,transform .15s,color .15s;
  }
  .icon-btn:hover{background:var(--border);color:var(--text);transform:translateY(-1px);}
  .icon-btn:active{transform:scale(.92);}

  /* ---------- Telefon uchun pastki navigatsiya ---------- */
  .mobile-nav{
    display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
    background:rgba(255,255,255,.92);backdrop-filter:blur(16px) saturate(160%);
    border-top:1px solid var(--border);
    padding:8px 6px calc(8px + env(safe-area-inset-bottom));
    align-items:center;justify-content:space-around;
    box-shadow:0 -8px 24px rgba(23,33,43,.06);
  }
  [data-theme="dark"] .mobile-nav{background:rgba(14,22,33,.92);}
  .mn-item{
    background:none;border:none;display:flex;flex-direction:column;align-items:center;gap:3px;
    color:var(--text-2);font-size:10px;font-weight:700;padding:6px 8px;border-radius:12px;
    transition:color .15s,background .15s,transform .15s;flex:1;min-width:0;
  }
  .mn-item span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:64px;}
  .mn-item:active{transform:scale(.9);}
  .mn-item.active{color:var(--accent-3);background:var(--surface-2);}
  .mn-scan-btn{
    position:relative;width:56px;height:56px;border-radius:50%;border:none;flex-shrink:0;
    background:linear-gradient(140deg,var(--accent-3),var(--accent),var(--accent-2));
    display:flex;align-items:center;justify-content:center;margin-top:-30px;
    box-shadow:0 10px 26px rgba(29,78,216,.45),0 0 0 6px var(--bg);
    transition:transform .2s var(--ease),box-shadow .2s var(--ease);
  }
  .mn-scan-btn::after{
    content:"";position:absolute;inset:-6px;border-radius:50%;border:2px solid rgba(29,78,216,.35);
    animation:scanPulse 2.2s ease infinite;
  }
  @keyframes scanPulse{0%{transform:scale(.9);opacity:1;}100%{transform:scale(1.35);opacity:0;}}
  .mn-scan-btn:active{transform:scale(.92);}

  /* "Ko'proq" pastdan chiqadigan panel (bottom sheet) */
  #mobile-more-sheet{position:fixed;inset:0;z-index:95;}
  .mms-backdrop{position:absolute;inset:0;background:rgba(10,14,20,.45);animation:fadeQuick .2s var(--ease);}
  .mms-panel{
    position:absolute;left:0;right:0;bottom:0;background:var(--bg);border-radius:22px 22px 0 0;
    padding:10px 10px calc(14px + env(safe-area-inset-bottom));box-shadow:0 -14px 40px rgba(0,0,0,.2);
    animation:sheetUp .28s var(--ease);
  }
  @keyframes sheetUp{from{transform:translateY(100%);}to{transform:translateY(0);}}
  .mms-handle{width:40px;height:4px;border-radius:3px;background:var(--border);margin:6px auto 12px;}
  .mms-section-label{
    font-size:11px;font-weight:800;letter-spacing:.6px;text-transform:uppercase;color:var(--text-2);
    padding:12px 16px 6px;
  }
  .mms-section-label:first-of-type{padding-top:4px;}
  .mms-item{
    width:100%;display:flex;align-items:center;gap:14px;padding:14px 16px;border:none;background:none;
    color:var(--text);font-size:15px;font-weight:600;border-radius:14px;text-align:left;
  }
  .mms-item:active{background:var(--surface-2);}
  .mms-item svg{flex-shrink:0;color:var(--text-2);}
  .mms-item.mms-danger{color:var(--danger);}
  .mms-item.mms-danger svg{color:var(--danger);}

  @media(max-width:760px){
    .mobile-nav{display:flex;}
    nav.tabs{display:none;}
    main{padding-bottom:96px;}
    .topbar .brand span{display:none;}

    /* Qidiruv + filtr - telefonda tikka, har biri to'liq kenglikda */
    .toolbar{flex-direction:column;}
    .search-box{min-width:0;width:100%;}
    .toolbar select{min-width:0;width:100%;}
    .toolbar .btn{width:100%;margin-left:0 !important;}
    .toolbar .shift-filter-btn{width:100%;}

    /* Maktab/direktor kartochkalari - forma maydonlari tikka */
    #school-form .grid-2, #director-form .grid-2{grid-template-columns:1fr;}

    /* Sinf sahifasidagi tugmalar - telefonda tikka, to'liq kenglikda,
       bosish osonroq bo'lishi uchun */
    #view-class-detail > div:first-child{flex-direction:column;align-items:stretch !important;}
    #view-class-detail > div:first-child > div{flex-direction:column;width:100%;}
    #view-class-detail .btn{width:100%;justify-content:center;}

    /* Bosh sahifa gerosi - kichikroq ekranga moslashtirilgan */
    .home-hero{padding:28px 22px;}
    .home-hero h1{font-size:22px;}
    .home-hero p{font-size:14px;}

    /* Modal oynalar - telefon ekraniga yaxshiroq sig'ishi uchun */
    .settings-box{max-width:100%;}
  }

  main{flex:1;max-width:1100px;width:100%;margin:0 auto;padding:28px 20px 60px;}
  .section-head{margin-bottom:22px;}
  .section-head h2{font-size:24px;font-weight:800;margin:0 0 4px;}
  .section-head p{color:var(--text-2);font-size:14px;margin:0;}

  /* ---------- View transitions ---------- */
  .view-enter{animation:viewIn .38s var(--ease);}
  @keyframes viewIn{from{opacity:0;transform:translateY(14px);}to{opacity:1;transform:translateY(0);}}

  /* ---------- Home ---------- */
  .home-hero{
    background:linear-gradient(125deg,var(--accent-3) 0%,#9B6BFF 35%,var(--accent) 75%,var(--accent-2) 100%);
    border-radius:var(--radius-lg);padding:44px 36px;color:#fff;position:relative;overflow:hidden;margin-bottom:28px;
    box-shadow:0 24px 60px rgba(29,78,216,.32);
  }
  .home-hero::before{
    content:"";position:absolute;inset:0;opacity:.5;pointer-events:none;
    background-image:linear-gradient(rgba(255,255,255,.09) 1px, transparent 1px),linear-gradient(90deg, rgba(255,255,255,.09) 1px, transparent 1px);
    background-size:34px 34px;
    -webkit-mask-image:linear-gradient(120deg, transparent, #000 60%);
            mask-image:linear-gradient(120deg, transparent, #000 60%);
  }
  .home-hero::after{
    content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
    background:radial-gradient(circle,rgba(255,255,255,.22),rgba(255,255,255,0) 70%);animation:floatBlob 10s ease-in-out infinite;
  }
  .home-hero h1{font-size:32px;margin:0 0 10px;font-weight:800;position:relative;letter-spacing:-.3px;}
  .home-hero p{opacity:.92;max-width:520px;margin:0 0 22px;position:relative;font-size:15.5px;line-height:1.5;}
  .home-hero-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;}
  .home-hero .btn{position:relative;width:auto;background:#fff;color:var(--accent-3);box-shadow:0 10px 26px rgba(0,0,0,.18);font-weight:700;}
  .home-hero .btn-secondary{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.3);box-shadow:none;}
  .stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px;margin-bottom:24px;}
  .stat-card{
    background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-md);padding:22px;
    transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);position:relative;
    overflow:hidden;
  }
  .stat-card::before{
    content:"";position:absolute;inset:0;opacity:0;transition:opacity .25s var(--ease);
    background:linear-gradient(140deg,rgba(29,78,216,.08),rgba(34,211,238,.06));pointer-events:none;
  }
  .stat-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(29,78,216,.2);border-color:rgba(29,78,216,.35);}
  .stat-card:hover::before{opacity:1;}

  .home-quicklinks{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;}
  .home-ql-card{
    font-family:inherit;color:var(--text);cursor:pointer;
    display:flex;align-items:center;gap:14px;text-align:left;background:var(--bg);border:1px solid var(--border);
    border-radius:var(--radius-md);padding:18px;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  }
  .home-ql-card:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(29,78,216,.16);border-color:rgba(29,78,216,.3);}
  .home-ql-card .fi{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
  .home-ql-card .t{font-weight:700;font-size:14.5px;margin-bottom:3px;}
  .home-ql-card .s{font-size:12.5px;color:var(--text-2);line-height:1.35;}
  .stat-icon{
    width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:14px;
    position:relative;
  }
  .stat-icon.si-violet{background:linear-gradient(135deg,#1D4ED8,#9B6BFF);color:#fff;box-shadow:0 8px 18px rgba(29,78,216,.35);}
  .stat-icon.si-cyan{background:linear-gradient(135deg,#3B82F6,#22D3EE);color:#fff;box-shadow:0 8px 18px rgba(42,171,238,.35);}
  .stat-icon.si-amber{background:linear-gradient(135deg,#F0A020,#F97316);color:#fff;box-shadow:0 8px 18px rgba(240,160,32,.35);}
  .stat-card .num{
    font-size:30px;font-weight:800;font-variant-numeric:tabular-nums;position:relative;
    color:var(--accent-3);
  }
  .stat-card .label{color:var(--text-2);font-size:13px;margin-top:4px;position:relative;font-weight:600;}

  /* ---------- Cards / grid ---------- */
  .card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:20px;box-shadow:var(--shadow);}
  .grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  @media(max-width:640px){.grid-2{grid-template-columns:1fr;}}

  /* ---------- Register form ---------- */
  form#register-form{max-width:560px;}
  .form-actions{display:flex;gap:12px;margin-top:22px;}
  .form-actions .btn{flex:1;}

  .photo-upload-row{display:flex;align-items:center;gap:18px;margin-bottom:18px;padding:16px;background:var(--surface-2);border-radius:var(--radius-md);border:1.5px dashed var(--border);}
  .photo-preview{
    width:76px;height:76px;border-radius:50%;object-fit:cover;background:var(--bg);
    border:2px solid var(--border);flex-shrink:0;display:flex;align-items:center;justify-content:center;color:var(--text-2);
    transition:transform .2s var(--ease);
  }
  .photo-preview.has-image{border-color:var(--accent);}
  .photo-upload-text{flex:1;}
  .photo-upload-text .t{font-weight:700;font-size:14px;margin-bottom:2px;}
  .photo-upload-text .s{font-size:12px;color:var(--text-2);}
  .file-btn-wrap{position:relative;overflow:hidden;display:inline-block;}
  .file-btn-wrap input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;}

  /* ---------- QR result ---------- */
  .qr-result-wrap{display:flex;flex-direction:column;align-items:center;gap:20px;max-width:420px;margin:0 auto;}
  .qr-card{
    background:#fff;border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-lg);
    display:flex;flex-direction:column;align-items:center;gap:14px;width:100%;border:1px solid var(--border);
    animation:cardIn .5s var(--ease);position:relative;overflow:hidden;
  }
  .qr-card::before{
    content:"";position:absolute;left:0;right:0;top:0;height:3px;z-index:2;pointer-events:none;
    background:linear-gradient(90deg,transparent,var(--accent-3),var(--accent),transparent);
    box-shadow:0 0 16px 3px var(--glow);
    animation:scanSweep 1.3s var(--ease) .2s both;
  }
  @keyframes scanSweep{0%{top:0;opacity:0;}8%{opacity:1;}92%{opacity:1;}100%{top:100%;opacity:0;}}
  .qr-card canvas{width:240px;height:240px;border-radius:14px;}
  .qr-card .qr-photo{width:112px;height:112px;border-radius:50%;object-fit:cover;border:4px solid var(--accent-3);box-shadow:0 8px 20px rgba(29,78,216,.35);margin-bottom:-4px;}
  .qr-card .qr-name{font-family:'Space Grotesk',sans-serif;font-weight:800;font-size:20px;color:#17212b;letter-spacing:.2px;}
  .qr-card .qr-school{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:14px;color:var(--accent-3);margin-top:-8px;}
  .qr-card .qr-meta{font-size:13px;color:#6b7a89;}
  .qr-card .qr-id{display:none;}
  .qr-actions{display:flex;gap:10px;width:100%;}
  .qr-actions .btn{flex:1;}

  /* ---------- Dashboard ---------- */
  .toolbar{display:flex;gap:12px;margin-bottom:22px;flex-wrap:wrap;}
  .search-box{
    flex:1;min-width:200px;display:flex;align-items:center;gap:8px;background:var(--surface);
    border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:10px 14px;transition:border-color .15s;
  }
  .search-box:focus-within{border-color:var(--accent);}
  .search-box input{border:none;background:none;outline:none;width:100%;font-size:14px;color:var(--text);}
  .toolbar select{
    border:1.5px solid var(--border);background:var(--surface);border-radius:var(--radius-sm);
    padding:10px 14px;font-size:14px;color:var(--text);min-width:140px;
  }
  .student-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px;}

  /* ---------- Sinflar (Classes) ---------- */
  .class-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px;}
  .class-card{
    background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-md);padding:22px 20px 20px;cursor:pointer;
    transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);position:relative;overflow:hidden;
    opacity:0;animation:fadeInUp .4s var(--ease) forwards;
  }
  .class-card::before{
    content:"";position:absolute;top:0;left:0;right:0;height:4px;
    background:linear-gradient(90deg,var(--accent-3),var(--accent),var(--glow));
  }
  .class-card:hover{transform:translateY(-5px);box-shadow:0 20px 44px rgba(29,78,216,.2);border-color:rgba(29,78,216,.32);}
  .class-card .cc-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;}
  .class-card .cc-name{font-family:'Space Grotesk',sans-serif;font-weight:800;font-size:20px;}
  .class-card .cc-shift{font-size:11px;font-weight:700;padding:3px 10px;border-radius:20px;background:var(--surface-2);color:var(--text-2);}
  .class-card .cc-teacher{font-size:13px;color:var(--text-2);margin-bottom:12px;}
  .class-card .cc-stats{display:flex;align-items:center;gap:10px;}
  .class-card .cc-bar-wrap{flex:1;height:8px;background:var(--surface-2);border-radius:6px;overflow:hidden;}
  .class-card .cc-bar{height:100%;border-radius:6px;background:linear-gradient(90deg,var(--accent-3),var(--accent));transition:width .5s var(--ease);}
  .class-card .cc-pct{font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;width:44px;text-align:right;}
  .class-card .cc-count{font-size:12px;color:var(--text-2);margin-top:6px;}

  /* Davomat darajasiga qarab rang - past (qizil), o'rtacha (sariq), yaxshi (yashil) */
  .class-card.att-red::before{background:linear-gradient(90deg,#DC2626,#EF4444);}
  .class-card.att-red .cc-bar{background:linear-gradient(90deg,#DC2626,#EF4444);}
  .class-card.att-red .cc-pct{color:#DC2626;}
  .class-card.att-yellow::before{background:linear-gradient(90deg,#D97706,#F59E0B);}
  .class-card.att-yellow .cc-bar{background:linear-gradient(90deg,#D97706,#F59E0B);}
  .class-card.att-yellow .cc-pct{color:#D97706;}
  .class-card.att-green::before{background:linear-gradient(90deg,#16A34A,#22C55E);}
  .class-card.att-green .cc-bar{background:linear-gradient(90deg,#16A34A,#22C55E);}
  .class-card.att-green .cc-pct{color:#16A34A;}

  /* ---------- Sinflar reytingi (Statistika sahifasi) ---------- */
  .rk-row{display:flex;align-items:center;gap:12px;padding:11px 4px;border-bottom:1px solid var(--border);}
  .rk-row:last-child{border-bottom:none;}
  .rk-medal{
    width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    font-size:12px;font-weight:800;color:#fff;flex-shrink:0;
  }
  .rk-num{
    width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    font-size:12px;font-weight:800;color:var(--text-2);background:var(--surface-2);flex-shrink:0;
  }
  .rk-info{width:130px;flex-shrink:0;min-width:0;}
  .rk-class{font-weight:700;font-size:13.5px;}
  .rk-school{font-size:11px;color:var(--text-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .rk-bar-wrap{flex:1;height:8px;background:var(--surface-2);border-radius:6px;overflow:hidden;}
  .rk-bar{height:100%;border-radius:6px;transition:width .5s var(--ease);background:linear-gradient(90deg,var(--accent-3),var(--accent));}
  .rk-bar.att-red{background:linear-gradient(90deg,#DC2626,#EF4444);}
  .rk-bar.att-yellow{background:linear-gradient(90deg,#D97706,#F59E0B);}
  .rk-bar.att-green{background:linear-gradient(90deg,#16A34A,#22C55E);}
  .rk-pct{font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;width:42px;text-align:right;flex-shrink:0;}
  .ranking-cols{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
  @media(max-width:860px){ .ranking-cols{grid-template-columns:1fr;} }

  .class-info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:18px;}
  .class-info-item .k{font-size:12px;color:var(--text-2);margin-bottom:3px;}
  .class-info-item .v{font-weight:700;font-size:14px;}

  /* ---------- Maktab kartochkasi (Maktablar bo'limi) ---------- */
  .school-card{
    background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-md);padding:20px;cursor:pointer;
    transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
    opacity:0;animation:fadeInUp .4s var(--ease) forwards;
  }
  .school-card:hover{transform:translateY(-5px);box-shadow:0 20px 44px rgba(29,78,216,.18);border-color:rgba(29,78,216,.32);}
  .sc-head{display:flex;align-items:flex-start;gap:12px;margin-bottom:16px;}
  .sc-icon{
    width:44px;height:44px;border-radius:12px;flex-shrink:0;display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--accent-3),var(--accent));box-shadow:0 8px 18px rgba(29,78,216,.3);
  }
  .sc-head-text{flex:1;min-width:0;}
  .sc-name{font-family:'Space Grotesk',sans-serif;font-weight:800;font-size:17px;line-height:1.25;margin-bottom:5px;}
  .sc-tuman-pill{
    display:inline-block;font-size:11px;font-weight:700;padding:2px 9px;border-radius:20px;
    background:rgba(29,78,216,.1);color:var(--accent-3);
  }
  .sc-class-badge{font-size:11px;font-weight:700;padding:4px 10px;border-radius:20px;background:var(--surface-2);color:var(--text-2);flex-shrink:0;white-space:nowrap;}
  .sc-rows{display:flex;flex-direction:column;gap:9px;padding-top:14px;border-top:1px solid var(--border);}
  .sc-row{display:flex;align-items:flex-start;gap:9px;font-size:12.5px;color:var(--text-2);line-height:1.4;}
  .sc-row svg{flex-shrink:0;margin-top:1px;color:var(--accent-3);opacity:.75;}
  .sc-delete-btn{
    display:flex;align-items:center;gap:6px;width:100%;margin-top:14px;padding:9px;border-radius:var(--radius-sm);
    border:1px solid var(--border);background:none;color:var(--danger);font-size:12.5px;font-weight:700;justify-content:center;
  }
  .sc-delete-btn:hover{background:rgba(229,72,77,.1);}
  .class-stat-summary{
    display:flex;align-items:center;gap:16px;background:var(--surface-2);border-radius:var(--radius-md);padding:18px;margin-top:6px;
  }
  .class-stat-summary .cs-circle{
    width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    font-weight:800;font-size:17px;color:#fff;flex-shrink:0;
  }
  .class-stat-summary .cs-title{font-weight:700;font-size:14px;}
  .class-stat-summary .cs-sub{font-size:12px;color:var(--text-2);}

  .ms-note{margin-top:18px;padding-top:16px;border-top:1px solid var(--border);}
  .ms-note-row{font-size:14px;margin-bottom:6px;color:var(--text);}
  .ms-daily-table{margin-top:16px;border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;}
  .ms-row{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;padding:10px 14px;font-size:13px;border-bottom:1px solid var(--border);}
  .ms-row:last-child{border-bottom:none;}
  .ms-row.ms-head{background:var(--surface-2);font-weight:700;font-size:11px;letter-spacing:.3px;color:var(--text-2);text-transform:uppercase;}
  .class-timing-row{display:flex;gap:18px;flex-wrap:wrap;margin-top:10px;font-size:12px;color:var(--text-2);}
  .class-timing-row b{color:var(--text);}

  .class-readiness{
    margin-top:12px;padding:10px 14px;border-radius:12px;font-size:13px;font-weight:700;
  }
  .class-readiness.ready{background:rgba(49,162,76,.12);color:var(--success);}
  .class-readiness.pending{background:rgba(240,160,32,.14);color:var(--warning);}

  .teacher-card{
    border:2px solid #D97706 !important;background:linear-gradient(160deg,rgba(217,119,6,.06),var(--surface)) !important;
    position:relative;padding:26px 20px !important;grid-column:1 / -1;
  }
  .teacher-card .card-avatar,.teacher-card .card-avatar-fallback{width:88px;height:88px;font-size:26px;}
  .teacher-card canvas{width:120px;height:120px;}
  .teacher-card .s-name{font-size:17px;}
  .teacher-label{
    font-size:11px;font-weight:800;letter-spacing:.5px;color:#B45309;background:rgba(217,119,6,.14);
    padding:4px 12px;border-radius:20px;margin-bottom:2px;
  }
  .scanner-card{
    border:2px solid #DC2626 !important;background:linear-gradient(160deg,rgba(220,38,38,.06),var(--surface)) !important;
  }
  .scanner-label{
    color:#B91C1C !important;background:rgba(220,38,38,.14) !important;
  }
  .student-card{
    background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);
    padding:18px;display:flex;flex-direction:column;align-items:center;gap:10px;
    transition:transform .2s var(--ease),box-shadow .2s var(--ease);
    opacity:0;animation:fadeInUp .45s var(--ease) forwards;
  }
  @keyframes fadeInUp{from{opacity:0;transform:translateY(16px);}to{opacity:1;transform:translateY(0);}}
  .student-card:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(29,78,216,.18);border-color:rgba(29,78,216,.3);}
  .student-card.att-red{border-left:4px solid #DC2626;}
  .student-card.att-yellow{border-left:4px solid #F59E0B;}
  .student-card.att-green{border-left:4px solid #22C55E;}
  .card-avatar{width:64px;height:64px;border-radius:50%;object-fit:cover;border:2px solid var(--border);background:var(--surface-2);}
  .card-avatar-fallback{width:64px;height:64px;border-radius:50%;background:linear-gradient(140deg,var(--accent),var(--accent-2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:20px;}
  .student-card canvas{width:96px;height:96px;border-radius:10px;background:#fff;padding:5px;border:1px solid var(--border);}
  .student-card .s-name{font-weight:700;font-size:15px;text-align:center;}
  .student-card .s-meta{font-size:12px;color:var(--text-2);text-align:center;}
  .student-card .s-id{font-family:monospace;font-size:11px;color:var(--text-2);background:var(--surface-2);padding:3px 8px;border-radius:8px;}
  .s-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin-top:6px;}
  .s-actions button{
    border:none;background:var(--surface-2);color:var(--text-2);border-radius:8px;padding:7px 10px;font-size:12px;font-weight:600;
    transition:background .15s,color .15s,transform .12s;
  }
  .s-actions button:hover{background:var(--border);color:var(--text);transform:translateY(-1px);}
  .s-actions button.danger{color:var(--danger);}
  .empty-state{text-align:center;padding:60px 20px;color:var(--text-2);}

  /* ---------- Scanner ---------- */
  .scanner-wrap{max-width:460px;margin:0 auto;text-align:center;}
  @media(max-width:760px){
    .scanner-wrap{padding-bottom:40px;}
  }
  #qr-reader{
    border-radius:var(--radius-lg);overflow:hidden;margin:20px 0;background:#000;min-height:260px;
    border:1px solid var(--border);
  }
  .scan-status{
    border-radius:var(--radius-md);padding:16px;font-weight:600;font-size:14px;margin-top:14px;
    animation:cardIn .3s var(--ease);
  }
  .scan-status.ok{background:rgba(49,162,76,.12);color:var(--success);}
  .scan-status.bad{background:rgba(229,72,77,.12);color:var(--danger);}
  .success-pulse{
    width:64px;height:64px;border-radius:50%;background:var(--success);display:flex;align-items:center;justify-content:center;
    margin:0 auto 10px;animation:pulse .6s var(--ease);
  }
  @keyframes pulse{0%{transform:scale(.4);opacity:0;}60%{transform:scale(1.08);opacity:1;}100%{transform:scale(1);}}

  /* ---------- Student detail ---------- */
  .student-detail{max-width:520px;margin:0 auto;animation:cardIn .4s var(--ease);}
  .student-detail.teacher-detail{border:2px solid #D97706;background:linear-gradient(160deg,rgba(217,119,6,.06),var(--surface));}
  .detail-avatar.teacher-avatar,.detail-avatar-fallback.teacher-avatar{border-color:#D97706;box-shadow:0 0 0 4px rgba(217,119,6,.15);}
  .student-detail.scanner-detail{border:2px solid #DC2626;background:linear-gradient(160deg,rgba(220,38,38,.06),var(--surface));}
  .detail-avatar.scanner-avatar,.detail-avatar-fallback.scanner-avatar{border-color:#DC2626;box-shadow:0 0 0 4px rgba(220,38,38,.15);}
  .detail-avatar-wrap{display:flex;flex-direction:column;align-items:center;margin-bottom:18px;}
  .detail-avatar{width:96px;height:96px;border-radius:50%;object-fit:cover;border:3px solid var(--surface-2);box-shadow:var(--shadow);}
  .detail-avatar-fallback{width:96px;height:96px;border-radius:50%;background:linear-gradient(140deg,var(--accent),var(--accent-2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:32px;box-shadow:var(--shadow);}
  .detail-name{font-weight:800;font-size:19px;margin-top:12px;}
  .detail-sub{color:var(--text-2);font-size:13px;margin-top:2px;}

  .detail-tabs{display:flex;gap:6px;background:var(--surface-2);padding:5px;border-radius:14px;margin-bottom:18px;}
  .detail-tabs button{flex:1;border:none;background:none;padding:9px 8px;border-radius:10px;font-weight:700;font-size:13px;color:var(--text-2);transition:background .15s,color .15s;}
  .detail-tabs button.active{background:var(--bg);color:var(--accent-3);box-shadow:var(--shadow);}

  .detail-row{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border);font-size:14px;}
  .detail-row:last-child{border-bottom:none;}
  .detail-row .k{color:var(--text-2);}
  .detail-row .v{font-weight:600;text-align:right;}

  /* ---------- Grades tab ---------- */
  .grade-summary{display:flex;align-items:center;gap:14px;background:var(--surface-2);border-radius:var(--radius-md);padding:16px;margin-bottom:16px;}
  .grade-summary .avg-circle{
    width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    font-weight:800;font-size:16px;color:#fff;flex-shrink:0;
  }
  .grade-summary .t{font-weight:700;font-size:14px;}
  .grade-summary .s{font-size:12px;color:var(--text-2);}
  .grade-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--border);}
  .grade-row:last-child{border-bottom:none;}
  .grade-row .g-subject{flex:1;font-size:13px;font-weight:600;}
  .g-date{font-size:11px;font-weight:600;color:var(--text-2);margin-left:8px;}
  .chorak-summary{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0;}
  .chorak-chip{
    display:flex;align-items:center;gap:6px;padding:6px 12px;border-radius:20px;background:var(--surface-2);
    font-size:12px;font-weight:700;
  }
  .chorak-chip .k{color:var(--text-2);}
  .chorak-chip .v{font-weight:800;}
  .grade-row .g-bar-wrap{flex:1;height:8px;background:var(--surface-2);border-radius:6px;overflow:hidden;}
  .grade-row .g-bar{height:100%;border-radius:6px;transition:width .5s var(--ease);}
  .grade-row .g-score{font-family:monospace;font-weight:700;font-size:13px;width:34px;text-align:right;}
  .grade-row .g-del{border:none;background:none;color:var(--text-2);padding:4px;border-radius:6px;flex-shrink:0;}
  .grade-row .g-del:hover{background:rgba(229,72,77,.12);color:var(--danger);}
  .add-grade-form{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap;}
  .add-grade-form select,.add-grade-form input{
    border:1.5px solid var(--border);background:var(--surface);border-radius:var(--radius-sm);
    padding:10px 12px;font-size:13px;color:var(--text);
  }
  .add-grade-form select{flex:2;min-width:120px;}
  .add-grade-form input{flex:1;min-width:70px;}
  .add-grade-form button{flex-shrink:0;}
  .grades-empty{text-align:center;color:var(--text-2);font-size:13px;padding:24px 0;}

  /* ---------- Location tab ---------- */
  .location-placeholder{text-align:center;padding:30px 20px;color:var(--text-2);}
  .location-placeholder svg{opacity:.4;margin-bottom:12px;}
  .location-placeholder .t{font-weight:700;color:var(--text);margin-bottom:6px;}
  .location-placeholder .s{font-size:13px;line-height:1.5;max-width:320px;margin:0 auto 16px;}
  .map-frame{width:100%;height:220px;border:0;border-radius:var(--radius-md);border:1px solid var(--border);}
  .location-meta{display:flex;justify-content:space-between;align-items:center;margin-top:12px;font-size:12px;color:var(--text-2);}
  .location-meta a{color:var(--accent-2);text-decoration:none;font-weight:600;}
  .live-dot{width:8px;height:8px;border-radius:50%;background:var(--success);display:inline-block;margin-right:5px;animation:blink 1.6s ease infinite;}
  @keyframes blink{0%,100%{opacity:1;}50%{opacity:.35;}}

  /* ---------- Davomat (Attendance) tab ---------- */
  .att-row{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid var(--border);}
  .att-row:last-child{border-bottom:none;}
  .att-icon{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#fff;}
  .att-icon.in{background:var(--success);}
  .att-icon.out{background:var(--text-2);}
  .att-row .a-label{font-weight:700;font-size:13px;}
  .att-row .a-time{font-size:12px;color:var(--text-2);}
  .status-badge{
    display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:700;padding:3px 10px;border-radius:20px;margin-top:2px;
  }
  .status-badge.in{background:rgba(49,162,76,.14);color:var(--success);box-shadow:0 0 0 1px rgba(49,162,76,.2), 0 0 10px rgba(49,162,76,.25);}
  .status-badge.out{background:var(--surface-2);color:var(--text-2);}
  .status-badge .dot{width:6px;height:6px;border-radius:50%;background:currentColor;}

  /* ---------- Scan attendance choice ---------- */
  .scan-choice-card{
    background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
    padding:24px;text-align:center;animation:cardIn .35s var(--ease);
  }
  .scan-choice-card .sc-avatar-fallback,.scan-choice-card img{
    width:76px;height:76px;border-radius:50%;object-fit:cover;margin:0 auto 12px;display:block;
    background:linear-gradient(140deg,var(--accent),var(--accent-2));color:#fff;align-items:center;justify-content:center;
    font-weight:800;font-size:26px;
  }
  .scan-choice-card .sc-avatar-fallback{display:flex;}
  .scan-choice-card .sc-name{font-weight:800;font-size:17px;}
  .scan-choice-card .sc-meta{font-size:13px;color:var(--text-2);margin-top:2px;margin-bottom:18px;}
  .scan-choice-buttons{display:flex;gap:10px;}
  .scan-choice-buttons button{
    flex:1;border:none;border-radius:var(--radius-md);padding:16px 10px;font-weight:800;font-size:14px;
    display:flex;flex-direction:column;align-items:center;gap:6px;transition:transform .15s var(--ease);
  }
  .scan-choice-buttons button:active{transform:scale(.95);}
  .scan-choice-buttons .btn-arrive{background:rgba(49,162,76,.12);color:var(--success);}
  .scan-choice-buttons .btn-arrive:hover{background:rgba(49,162,76,.2);}
  .scan-choice-buttons .btn-leave{background:rgba(229,72,77,.1);color:var(--danger);}
  .scan-choice-buttons .btn-leave:hover{background:rgba(229,72,77,.18);}
  .scan-choice-skip{margin-top:14px;font-size:13px;color:var(--text-2);background:none;border:none;text-decoration:underline;}

  /* ---------- Settings modal ---------- */
  .settings-box{max-width:680px;text-align:left;}
  .settings-cols{display:grid;grid-template-columns:1fr 1fr;gap:0 28px;}
  @media(max-width:640px){ .settings-cols{grid-template-columns:1fr;} }
  .settings-box h3{margin:0 0 4px;font-size:17px;}
  .settings-box p.sub{color:var(--text-2);font-size:13px;margin:0 0 18px;}
  .settings-section-label{
    display:flex;align-items:center;gap:7px;font-size:11.5px;font-weight:800;letter-spacing:.5px;text-transform:uppercase;
    color:var(--accent-3);margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--border);
  }

  /* ---------- Yordam (Sayohatni boshlash) modal ---------- */
  .help-box-simple{max-width:380px;width:100%;text-align:center;}
  .help-simple-icon{
    width:56px;height:56px;border-radius:16px;margin:0 auto;display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--accent-3),var(--accent));box-shadow:0 10px 24px rgba(29,78,216,.3);
  }

  /* ---------- Interaktiv sayohat (tour) ---------- */
  .tour-overlay{position:fixed;inset:0;z-index:200;pointer-events:none;}
  .tour-spotlight{
    position:fixed;border-radius:14px;pointer-events:none;
    box-shadow:0 0 0 9999px rgba(8,12,20,.72);
    outline:2.5px solid var(--accent-3);outline-offset:2px;
    transition:top .35s var(--ease),left .35s var(--ease),width .35s var(--ease),height .35s var(--ease);
    animation:tourPulse 1.8s ease-in-out infinite;
  }
  @keyframes tourPulse{0%,100%{outline-color:var(--accent-3);}50%{outline-color:var(--cyan,#22D3EE);}}
  .tour-tooltip{
    position:fixed;max-width:320px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-md);
    box-shadow:var(--shadow-lg);padding:18px;pointer-events:auto;z-index:201;
    animation:fadeInUp .3s var(--ease);
  }
  .tour-tooltip.tour-finish{max-width:340px;text-align:center;}
  .tour-close{position:absolute;top:10px;right:10px;background:none;border:none;color:var(--text-2);padding:4px;border-radius:6px;}
  .tour-close:hover{background:var(--surface-2);}
  .tour-progress{font-size:11.5px;font-weight:800;letter-spacing:.4px;color:var(--accent-3);text-transform:uppercase;margin-bottom:8px;padding-right:20px;}
  .tour-title{font-size:16px;font-weight:800;margin-bottom:8px;}
  .tour-text{font-size:13.5px;line-height:1.55;color:var(--text-2);margin-bottom:16px;}
  .tour-actions{display:flex;gap:10px;}
  .tour-actions .btn{width:auto;flex:1;font-size:13px;padding:10px;}
  .tg-updates-list{max-height:180px;overflow-y:auto;background:var(--surface-2);border-radius:var(--radius-sm);margin-top:10px;}
  .tg-updates-row{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;font-size:12px;border-bottom:1px solid var(--border);}
  .tg-updates-row:last-child{border-bottom:none;}
  .tg-updates-row button{border:none;background:var(--bg);border-radius:6px;padding:4px 8px;font-size:11px;font-weight:700;color:var(--accent-2);}

  /* ---------- Toast ---------- */
  #toast-container{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:9999;display:flex;flex-direction:column;gap:10px;align-items:center;}
  .toast{
    background:var(--text);color:var(--bg);padding:12px 20px;border-radius:12px;font-size:14px;font-weight:600;
    box-shadow:var(--shadow-lg);animation:toast-in .3s var(--ease);
  }
  .toast.err{background:var(--danger);color:#fff;}
  .toast.ok{background:var(--success);color:#fff;}
  @keyframes toast-in{from{opacity:0;transform:translateY(12px) scale(.95);}to{opacity:1;transform:translateY(0) scale(1);}}

  /* ---------- Modal ---------- */
  .modal-overlay{
    position:fixed;inset:0;background:rgba(15,20,26,.55);display:flex;align-items:center;justify-content:center;
    z-index:2000;padding:20px;animation:fadeQuick .2s var(--ease);
  }
  @keyframes fadeQuick{from{opacity:0;}to{opacity:1;}}
  .modal-box{background:var(--bg);border-radius:var(--radius-lg);padding:28px;max-width:360px;width:100%;box-shadow:var(--shadow-lg);text-align:center;animation:cardIn .3s var(--ease);}
  .modal-box h3{margin:0 0 8px;font-size:17px;}
  .modal-box p{color:var(--text-2);font-size:14px;margin:0 0 22px;}
  .modal-actions{display:flex;gap:10px;}
  .modal-actions .btn{flex:1;}

  /* ---------- Loading overlay ---------- */
  #loading-overlay{
    position:fixed;inset:0;background:rgba(255,255,255,.65);z-index:3000;display:flex;align-items:center;justify-content:center;
  }
  [data-theme="dark"] #loading-overlay{background:rgba(14,22,33,.65);}
  #version-badge{
    position:fixed;bottom:8px;right:10px;font-size:10px;color:var(--text-2);opacity:.5;z-index:50;
    font-family:monospace;pointer-events:none;
  }
  .spinner{width:44px;height:44px;border-radius:50%;border:4px solid var(--border);border-top-color:var(--accent);animation:spin .8s linear infinite;}
  @keyframes spin{to{transform:rotate(360deg);}}

  /* ---------- Print ---------- */
  #print-area, #report-print-area{display:none;}
  @media print{
    @page{ margin:8mm; }
    html,body{ margin:0 !important; padding:0 !important; background:#fff !important; }
    *{
      -webkit-print-color-adjust:exact !important;
      print-color-adjust:exact !important;
      color-adjust:exact !important;
    }
    #offline-banner,#app,#landing-page,#login-screen,#toast-container,#confirm-modal-root,#settings-modal-root,#loading-overlay,#version-badge{
      display:none !important;
    }
    #print-area{display:none;}
    #print-area.active{
      display:flex !important;width:100%;min-height:100vh;align-items:center;justify-content:center;background:#fff;
    }

    #batch-print-area{display:none;}
    #batch-print-area.active{display:block !important;width:100%;background:#fff;}
    .batch-print-grid{
      display:grid;grid-template-columns:1fr 1fr;justify-items:center;align-items:start;
      gap:14px 10px;width:100%;
    }
    .batch-print-grid .print-card{margin:6px 0;}
    /* Har 4-kartadan keyin (2 ustun x 2 qator) yangi sahifa boshlanadi */
    .batch-print-grid .print-card:nth-child(4n){break-after:page;}
    .print-card{
      width:310px;text-align:center;border-radius:26px;overflow:hidden;
      border:3px solid #3B82F6;box-shadow:0 0 0 6px rgba(42,171,238,.12);background:#fff;
    }
    .print-card .pc-hole-wrap{padding:16px 0 0;}
    .print-card .pc-hole{width:36px;height:9px;border-radius:6px;background:#dde2e8;margin:0 auto;}
    .print-card .pc-header{
      background:linear-gradient(115deg,#1D4ED8,#3B82F6,#0EA5E9);color:#fff;margin-top:14px;
      padding:12px 20px;font-size:12px;font-weight:800;letter-spacing:2px;text-transform:uppercase;
    }
    .print-card .pc-body{padding:28px 26px 26px;}
    .print-card .pc-qr-frame{
      display:inline-flex;padding:14px;border-radius:20px;border:2px solid #3B82F6;margin-bottom:20px;
    }
    .print-card .pc-photo{
      width:96px;height:96px;border-radius:50%;object-fit:cover;border:4px solid #1D4ED8;
      display:block;margin:0 auto 14px;
    }
    .print-card canvas{width:210px;height:210px;display:block;}
    .print-card .pc-name{
      font-family:'Space Grotesk',sans-serif;font-size:22px;font-weight:800;color:#17212b;
      margin:0 0 4px;letter-spacing:.2px;line-height:1.25;
    }
    .print-card .pc-school{font-family:'Space Grotesk',sans-serif;font-size:15px;font-weight:700;color:#1D4ED8;margin:0;}
    .print-card .pc-watermark{font-size:8px;letter-spacing:.5px;color:#c3c8ce;margin-top:2px;text-transform:uppercase;}
    .print-card .pc-footer{height:12px;background:linear-gradient(115deg,#1D4ED8,#3B82F6,#0EA5E9);}

    .print-card.teacher-badge{border-color:#D97706;box-shadow:0 0 0 6px rgba(217,119,6,.12);}
    .print-card.teacher-badge .pc-header{background:linear-gradient(115deg,#B45309,#D97706,#F59E0B);}
    .print-card.teacher-badge .pc-qr-frame{border-color:#D97706;}
    .print-card.teacher-badge .pc-photo{border-color:#D97706;}
    .print-card.teacher-badge .pc-school{color:#B45309;}
    .print-card.teacher-badge .pc-footer{background:linear-gradient(115deg,#B45309,#D97706,#F59E0B);}

    .print-card.scanner-badge{border-color:#DC2626;box-shadow:0 0 0 6px rgba(220,38,38,.12);}
    .print-card.scanner-badge .pc-header{background:linear-gradient(115deg,#991B1B,#DC2626,#EF4444);}
    .print-card.scanner-badge .pc-qr-frame{border-color:#DC2626;}
    .print-card.scanner-badge .pc-photo{border-color:#DC2626;}
    .print-card.scanner-badge .pc-school{color:#B91C1C;}
    .print-card.scanner-badge .pc-footer{background:linear-gradient(115deg,#991B1B,#DC2626,#EF4444);}

    #report-print-area{display:none;}
    #report-print-area.active{
      display:block !important;width:100%;background:#fff;color:#17212b;font-family:'Inter',sans-serif;padding:20px 30px;
    }
    .report-header{border-bottom:3px solid #1D4ED8;padding-bottom:14px;margin-bottom:20px;}
    .report-header h1{font-family:'Space Grotesk',sans-serif;font-size:22px;margin:0 0 4px;}
    .report-header .r-sub{font-size:13px;color:#6b7a89;}
    .report-table{width:100%;border-collapse:collapse;margin-bottom:22px;}
    .report-table th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:#6b7a89;padding:8px 10px;border-bottom:2px solid #e4e8ed;}
    .report-table td{padding:9px 10px;border-bottom:1px solid #eef1f5;font-size:13px;}
    .report-table tr.r-best td{background:rgba(49,162,76,.08);}
    .report-table tr.r-worst td{background:rgba(229,72,77,.08);}
    .report-summary{display:flex;gap:16px;flex-wrap:wrap;}
    .report-summary .r-box{flex:1;min-width:140px;border:1.5px solid #e4e8ed;border-radius:14px;padding:14px 16px;}
    .report-summary .r-box .r-label{font-size:11px;color:#6b7a89;text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px;}
    .report-summary .r-box .r-value{font-size:20px;font-weight:800;font-family:'Space Grotesk',sans-serif;}
    .report-summary .r-box.best .r-value{color:#31a24c;}
    .report-summary .r-box.worst .r-value{color:#e5484d;}
  }

  @media(max-width:640px){
    main{padding:20px 14px 50px;}
    .home-hero{padding:28px 20px;}
    nav.tabs button{font-size:13px;padding:8px 10px;}
    .brand span{display:none;}
  }