:root {
  --bg: #f0f4f8;
  --surface: rgba(255,255,255,.35);
  --surface-hover: rgba(255,255,255,.55);
  --surface-solid: rgba(255,255,255,.85);
  --border: rgba(255,255,255,.25);
  --border-hover: rgba(255,255,255,.4);
  --text: #0f172a;
  --text2: #475569;
  --text3: #94a3b8;
  --primary: #4f46e5;
  --primary-light: rgba(79,70,229,.08);
  --primary-dark: #4338ca;
  --primary-glow: rgba(79,70,229,.2);
  --danger: #ef4444;
  --danger-light: rgba(239,68,68,.08);
  --success: #10b981;
  --success-light: rgba(16,185,129,.08);
  --warning: #f59e0b;
  --warning-light: rgba(245,158,11,.08);
  --sidebar-w: 260px;
  --topbar-h: 56px;
  --font: 'Inter', sans-serif;
  --radius: 16px;
  --radius-sm: 12px;
  --radius-xs: 8px;
  --spring: cubic-bezier(.34,1.56,.64,1);
  --smooth: cubic-bezier(.22,1,.36,1);
  --bounce: cubic-bezier(.68,-.3,.32,1.3);
  --blur-sm: 8px;
  --blur: 16px;
  --blur-lg: 24px;
  --blur-xl: 40px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.04), 0 1px 2px rgba(0,0,0,.03);
  --shadow: 0 4px 16px rgba(0,0,0,.05), 0 2px 8px rgba(0,0,0,.04);
  --shadow-lg: 0 12px 48px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.05);
  --shadow-glow: 0 0 24px rgba(79,70,229,.1);
  --nav-logo-filter: none;
}

[data-theme="dark"] {
  --bg: #060b17;
  --surface: rgba(19,28,49,.3);
  --surface-hover: rgba(19,28,49,.5);
  --surface-solid: rgba(19,28,49,.7);
  --border: rgba(255,255,255,.06);
  --border-hover: rgba(255,255,255,.12);
  --text: #f1f5f9;
  --text2: #94a3b8;
  --text3: #475569;
  --primary: #818cf8;
  --primary-light: rgba(129,140,248,.08);
  --primary-dark: #6366f1;
  --primary-glow: rgba(129,140,248,.15);
  --danger: #fb7185;
  --danger-light: rgba(251,113,133,.08);
  --success: #34d399;
  --success-light: rgba(52,211,153,.08);
  --warning: #fbbf24;
  --warning-light: rgba(251,191,36,.08);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.25);
  --shadow: 0 4px 16px rgba(0,0,0,.3);
  --shadow-lg: 0 12px 48px rgba(0,0,0,.4);
  --shadow-glow: 0 0 24px rgba(129,140,248,.06);
  --nav-logo-filter: none;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:14px;scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);background-image:radial-gradient(ellipse at 20% 30%,rgba(79,70,229,.08) 0%,transparent 60%),radial-gradient(ellipse at 80% 70%,rgba(139,92,246,.05) 0%,transparent 60%),radial-gradient(ellipse at 50% 0%,rgba(99,102,241,.03) 0%,transparent 70%);color:var(--text);min-height:100vh;line-height:1.6;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit;transition:color .25s var(--smooth)}
a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
button{cursor:pointer;border:none;background:none;font-family:var(--font);-webkit-tap-highlight-color:transparent;transition:all .25s var(--smooth)}
button:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
input,select,textarea{font-family:var(--font);font-size:13px}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
::selection{background:rgba(79,70,229,.15);color:var(--primary)}

.fas,.far,.fal,.fad,.fab{vertical-align:-.125em}
.nav-icon .fas,.nav-icon .far,.nav-icon .fal,.nav-icon .fad{font-size:15px;width:1.25em;text-align:center}
.stat-icon .fas{font-size:22px}
.card-title .fas,.card-title .far{margin-right:6px}
.btn .fas,.btn .far,.btn .fal{margin-right:4px}

/* ─── Keyframes ────────────────────────────────────────────── */
@keyframes fadeIn{0%{opacity:0}100%{opacity:1}}
@keyframes fadeUp{0%{opacity:0;transform:translateY(20px)}100%{opacity:1;transform:translateY(0)}}
@keyframes fadeDown{0%{opacity:0;transform:translateY(-10px)}100%{opacity:1;transform:translateY(0)}}
@keyframes slideRight{0%{opacity:0;transform:translateX(-16px)}100%{opacity:1;transform:translateX(0)}}
@keyframes slideUp{0%{opacity:0;transform:translateY(30px) scale(.97)}100%{opacity:1;transform:translateY(0) scale(1)}}
@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}100%{opacity:1;transform:scale(1)}}
@keyframes springIn{0%{opacity:0;transform:scale(.85) translateY(10px)}60%{transform:scale(1.03) translateY(-2px)}100%{opacity:1;transform:scale(1) translateY(0)}}
@keyframes springOut{0%{opacity:1;transform:scale(1)}100%{opacity:0;transform:scale(.9)}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes toastIn{0%{opacity:0;transform:translateY(20px) scale(.95)}100%{opacity:1;transform:translateY(0) scale(1)}}
@keyframes toastOut{0%{opacity:1;transform:translateY(0) scale(1)}100%{opacity:0;transform:translateY(20px) scale(.95)}}
@keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}
@keyframes pulseDot{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.5);opacity:.5}}
@keyframes shine{0%{transform:translateX(-100%)}100%{transform:translateX(200%)}}
@keyframes breathe{0%,100%{border-color:var(--border)}50%{border-color:var(--primary)}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-4px)}}
@keyframes wiggle{0%,100%{transform:rotate(0)}25%{transform:rotate(-2deg)}75%{transform:rotate(2deg)}}
@keyframes pop{0%{transform:scale(1)}50%{transform:scale(1.15)}100%{transform:scale(1)}}
@keyframes reveal{0%{clip-path:inset(0 100% 0 0)}100%{clip-path:inset(0 0 0 0)}}
@keyframes glowPulse{0%,100%{box-shadow:0 0 8px var(--primary-glow)}50%{box-shadow:0 0 24px var(--primary-glow)}}
@keyframes ripple{to{transform:scale(4);opacity:0}}
@keyframes countUp{0%{opacity:0;transform:translateY(12px)}100%{opacity:1;transform:translateY(0)}}
@keyframes slideInRight{0%{opacity:0;transform:translateX(30px)}100%{opacity:1;transform:translateX(0)}}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}

/* ─── Page entrance ────────────────────────────────────────── */
.page-entrance{animation:fadeUp .5s var(--smooth) both}
.rv{opacity:0;transform:translateY(20px);transition:opacity .55s var(--smooth),transform .55s var(--smooth)}
.rv.vs,.vs{opacity:1;transform:translateY(0)}

.delay-1{animation-delay:.04s!important}.delay-2{animation-delay:.08s!important}
.delay-3{animation-delay:.12s!important}.delay-4{animation-delay:.16s!important}
.delay-5{animation-delay:.2s!important}.delay-6{animation-delay:.24s!important}
.delay-7{animation-delay:.28s!important}.delay-8{animation-delay:.32s!important}
.delay-9{animation-delay:.36s!important}.delay-10{animation-delay:.4s!important}

/* ─── Entrance utilities ──────────────────────────────────── */
.animate-fade{animation:fadeIn .4s ease both}
.animate-slide-up{animation:slideUp .5s var(--smooth) both}
.animate-slide-right{animation:slideRight .4s var(--smooth) both}
.animate-scale{animation:scaleIn .35s var(--smooth) both}
.animate-spring{animation:springIn .5s var(--spring) both}
.animate-float{animation:float 3s var(--smooth) infinite}
.animate-wiggle:hover{animation:wiggle .3s var(--spring)}
.animate-pop:hover{animation:pop .3s var(--spring)}
.animate-glow{animation:glowPulse 2s var(--smooth) infinite}
.animate-slide-in{animation:slideInRight .5s var(--smooth) both}
.animate-count{animation:countUp .5s var(--smooth) both}
.animate-blink{animation:blink 1.2s ease-in-out infinite}

/* ─── Skeleton ─────────────────────────────────────────────── */
.skeleton{position:relative;background:var(--surface);backdrop-filter:blur(4px);overflow:hidden;border-radius:var(--radius-xs);min-height:14px}
.skeleton::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.25),transparent);transform:translateX(-100%);animation:shine 1.5s ease-in-out infinite}
.skeleton::after{content:'';position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(79,70,229,.04) 50%,transparent 70%);background-size:200% 100%;animation:shimmer 2s ease-in-out infinite}
.skeleton-text{height:14px;margin-bottom:10px;width:60%}.skeleton-text.w30{width:30%}.skeleton-text.w80{width:80%}
.skeleton-block{height:80px;margin-bottom:14px}
.skeleton-card{height:120px;border-radius:var(--radius);margin-bottom:16px}
.skeleton-avatar{width:44px;height:44px;border-radius:10px;flex-shrink:0}

/* ─── Glass utility ────────────────────────────────────────── */
.glass{background:var(--surface);backdrop-filter:blur(var(--blur)) saturate(1.6);-webkit-backdrop-filter:blur(var(--blur)) saturate(1.6);border:1px solid var(--border)}
.glass-strong{background:var(--surface-solid);backdrop-filter:blur(var(--blur-lg)) saturate(1.8);-webkit-backdrop-filter:blur(var(--blur-lg)) saturate(1.8);border:1px solid var(--border)}

/* ─── Sidebar ──────────────────────────────────────────────── */
.sidebar{position:fixed;top:0;left:0;height:100vh;width:var(--sidebar-w);background:linear-gradient(180deg,rgba(15,23,42,.92),rgba(11,17,32,.88));backdrop-filter:blur(var(--blur-xl)) saturate(1.8);-webkit-backdrop-filter:blur(var(--blur-xl)) saturate(1.8);display:flex;flex-direction:column;z-index:200;transition:transform .4s var(--smooth);border-right:1px solid rgba(255,255,255,.06)}
.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);z-index:199;animation:fadeIn .25s ease both}
.sidebar-header{padding:24px 20px 18px}
.sidebar-logo{display:flex;align-items:center;gap:12px}
.sidebar-logo-img{width:38px;height:38px;border-radius:var(--radius-xs);object-fit:cover;flex-shrink:0;border:1px solid rgba(255,255,255,.08);transition:all .4s var(--spring)}
.sidebar-logo:hover .sidebar-logo-img{transform:rotate(-5deg) scale(1.08)}
.logo-icon{width:38px;height:38px;border-radius:var(--radius-xs);background:linear-gradient(135deg,var(--primary),#6366f1);color:#fff;display:flex;align-items:center;justify-content:center;font-size:17px;flex-shrink:0;box-shadow:0 4px 16px rgba(79,70,229,.3)}
.logo-text-wrap{min-width:0}
.logo-text{color:#fff;font-weight:700;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.logo-sub{color:rgba(255,255,255,.25);font-size:9px;font-weight:600;text-transform:uppercase;letter-spacing:.6px}
.sidebar-close{color:rgba(255,255,255,.3);font-size:14px;display:none;width:28px;height:28px;align-items:center;justify-content:center;border-radius:var(--radius-xs);transition:all .25s}
.sidebar-close:hover{background:rgba(255,255,255,.08);color:#fff;transform:rotate(90deg)}
.sidebar-nav{flex:1;padding:8px 12px;overflow-y:auto}
.sidebar-nav::-webkit-scrollbar{width:3px}
.sidebar-nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.06);border-radius:2px}
.nav-item{display:flex;align-items:center;gap:10px;padding:11px 14px;color:rgba(255,255,255,.4);font-size:13px;font-weight:600;border-radius:var(--radius-xs);margin:3px 0;animation:slideRight .4s var(--smooth) both;transition:all .3s var(--smooth);position:relative;cursor:pointer}
.nav-item:nth-child(1){animation-delay:0s}.nav-item:nth-child(2){animation-delay:.03s}
.nav-item:nth-child(3){animation-delay:.06s}.nav-item:nth-child(4){animation-delay:.09s}
.nav-item:nth-child(5){animation-delay:.12s}.nav-item:nth-child(6){animation-delay:.15s}
.nav-item:nth-child(7){animation-delay:.18s}.nav-item:nth-child(8){animation-delay:.21s}
.nav-item:nth-child(9){animation-delay:.24s}.nav-item:nth-child(10){animation-delay:.27s}
.nav-item:hover{color:#fff;background:rgba(255,255,255,.06);transform:translateX(4px)}
.nav-item:hover .nav-icon{transform:scale(1.1);transition:transform .3s var(--spring)}
.nav-item:active{transform:scale(.94)}
.nav-item.active{color:#fff;background:rgba(129,140,248,.1)}
.nav-item.active::before{content:'';position:absolute;left:-12px;top:50%;transform:translateY(-50%);width:3px;height:22px;background:var(--primary);border-radius:0 3px 3px 0;box-shadow:0 0 12px var(--primary-glow)}
.nav-icon{font-size:15px;width:20px;text-align:center;flex-shrink:0}
.nav-badge{margin-left:auto;background:rgba(255,255,255,.08);color:rgba(255,255,255,.6);font-size:9px;font-weight:700;padding:2px 8px;border-radius:10px;transition:all .25s var(--smooth)}
.nav-item:hover .nav-badge{background:rgba(255,255,255,.12);color:#fff}
.sidebar-footer{padding:16px 20px;border-top:1px solid rgba(255,255,255,.06);display:flex;align-items:center;gap:12px}
.admin-avatar{width:36px;height:36px;border-radius:var(--radius-xs);background:linear-gradient(135deg,var(--primary),#6366f1);color:#fff;font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 2px 12px rgba(79,70,229,.25);transition:all .3s var(--spring)}
.admin-avatar:hover{transform:scale(1.1) rotate(-3deg)}
.admin-name{color:#fff;font-size:12px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.admin-role{color:rgba(255,255,255,.25);font-size:9px;font-weight:500}
.logout-btn{color:rgba(255,255,255,.25);font-size:16px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-xs);transition:all .25s var(--spring)}
.logout-btn:hover{background:rgba(239,68,68,.12);color:var(--danger);transform:scale(1.15) rotate(5deg)}

/* ─── Main layout ──────────────────────────────────────────── */
.main-wrapper{margin-left:var(--sidebar-w);min-height:100vh;transition:margin .4s var(--smooth)}
.topbar{position:sticky;top:0;height:var(--topbar-h);background:rgba(255,255,255,.25);backdrop-filter:blur(var(--blur-xl)) saturate(1.8);-webkit-backdrop-filter:blur(var(--blur-xl)) saturate(1.8);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;padding:0 28px;z-index:100}
.menu-btn{font-size:18px;color:var(--text2);display:none;padding:8px;border-radius:var(--radius-xs);transition:all .25s var(--smooth)}
.menu-btn:hover{background:var(--surface);transform:scale(1.08)}
.menu-btn:active{transform:scale(.92)}
.topbar-brand{display:flex;align-items:center;gap:10px;flex:1;min-width:0}
.topbar-logo{width:32px;height:32px;border-radius:var(--radius-xs);object-fit:cover;flex-shrink:0;border:1px solid var(--border)}
.topbar-kg-name{font-size:14px;font-weight:700;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-page{font-size:11px;font-weight:500;color:var(--text3)}
.topbar-right{display:flex;align-items:center;gap:10px}
.parent-portal-btn{padding:7px 14px;border-radius:var(--radius-xs);background:var(--primary-light);color:var(--primary);font-weight:600;font-size:12px;gap:6px;display:flex;align-items:center;transition:all .3s var(--spring);border:1px solid transparent;backdrop-filter:blur(4px)}
.parent-portal-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-2px);box-shadow:0 6px 20px var(--primary-glow)}
.parent-portal-btn:active{transform:scale(.95)}
.main-content{padding:28px 32px;max-width:1360px;margin:0 auto;animation:slideUp .4s var(--smooth) both}

/* ─── Cards ────────────────────────────────────────────────── */
.card{position:relative;background:var(--surface);backdrop-filter:blur(var(--blur)) saturate(1.5);-webkit-backdrop-filter:blur(var(--blur)) saturate(1.5);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);animation:fadeIn .45s var(--smooth) both;transition:all .35s var(--smooth)}
.card:nth-child(2){animation-delay:.05s}.card:nth-child(3){animation-delay:.1s}
.card:nth-child(4){animation-delay:.15s}.card:nth-child(5){animation-delay:.2s}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-5px) scale(1.005);border-color:var(--border-hover);background:var(--surface-hover)}
.card-header{padding:18px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.card-title{font-size:12px;font-weight:700;color:var(--text);display:flex;align-items:center;gap:6px;text-transform:uppercase;letter-spacing:.4px;opacity:.8}
.card-body{padding:18px 24px}

/* ─── Stats ────────────────────────────────────────────────── */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:28px}
.stat-card{position:relative;background:var(--surface);backdrop-filter:blur(var(--blur)) saturate(1.5);-webkit-backdrop-filter:blur(var(--blur)) saturate(1.5);border:1px solid var(--border);border-radius:var(--radius);padding:22px 20px;box-shadow:var(--shadow-sm);animation:slideUp .5s var(--smooth) both;transition:all .35s var(--smooth);overflow:hidden}
.stat-card:nth-child(1){animation-delay:.03s}.stat-card:nth-child(2){animation-delay:.08s}
.stat-card:nth-child(3){animation-delay:.13s}.stat-card:nth-child(4){animation-delay:.18s}
.stat-card:nth-child(5){animation-delay:.23s}.stat-card:nth-child(6){animation-delay:.28s}
.stat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;border-radius:var(--radius) var(--radius) 0 0;opacity:.6;transition:all .35s var(--smooth)}
.stat-card:nth-child(1)::before{background:linear-gradient(90deg,var(--primary),#818cf8)}
.stat-card:nth-child(2)::before{background:linear-gradient(90deg,#8b5cf6,#c4b5fd)}
.stat-card:nth-child(3)::before{background:linear-gradient(90deg,var(--success),#6ee7b7)}
.stat-card:nth-child(4)::before{background:linear-gradient(90deg,var(--warning),#fcd34d)}
.stat-card:nth-child(5)::before{background:linear-gradient(90deg,#8b5cf6,#c4b5fd)}
.stat-card:nth-child(6)::before{background:linear-gradient(90deg,#f43f5e,#fda4af)}
.stat-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-6px) scale(1.01);border-color:var(--border-hover);background:var(--surface-hover)}
.stat-card:hover::before{opacity:1;height:4px}
.stat-card:active{transform:scale(.97)}
.stat-label{font-size:10px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.5px;margin-bottom:5px;opacity:.8}
.stat-value{font-size:28px;font-weight:800;color:var(--text);letter-spacing:-.4px}
.stat-value.dim{color:var(--text2)}
.stat-icon{float:right;font-size:26px;opacity:.2;transition:all .4s var(--spring)}
.stat-card:hover .stat-icon{opacity:.35;transform:scale(1.15) rotate(-5deg)}

/* ─── Buttons ──────────────────────────────────────────────── */
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border-radius:var(--radius-xs);font-size:12px;font-weight:600;transition:all .3s var(--spring);text-decoration:none;position:relative;overflow:hidden;outline:none;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);cursor:pointer;border:none;font-family:var(--font);-webkit-tap-highlight-color:transparent}
.btn::after{content:'';position:absolute;inset:0;background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.25) 0%,transparent 60%);opacity:0;transition:opacity .3s;pointer-events:none}
.btn:hover::after{opacity:1}
.btn:active::after{opacity:0;transition:0s}
.btn:focus-visible{box-shadow:0 0 0 3px var(--primary-glow)}
.btn:active{transform:scale(.96)!important}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 8px 24px var(--primary-glow)}
.btn-success{background:var(--success);color:#fff}
.btn-success:hover{background:#059669;transform:translateY(-2px);box-shadow:0 8px 24px rgba(16,185,129,.25)}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{background:#e11d48;transform:translateY(-2px);box-shadow:0 8px 24px rgba(239,68,68,.2)}
.btn-warning{background:var(--warning);color:#fff}
.btn-warning:hover{background:#d97706;transform:translateY(-2px)}
.btn-outline{background:var(--surface);color:var(--text);border:1px solid var(--border);backdrop-filter:blur(8px)}
.btn-outline:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-ghost{background:var(--primary-light);color:var(--primary);border:1px solid transparent;backdrop-filter:blur(4px)}
.btn-ghost:hover{background:var(--primary);color:#fff;transform:translateY(-2px);box-shadow:0 4px 16px var(--primary-glow)}
.btn-sm{padding:7px 16px;font-size:11px;border-radius:6px}
.btn-xs{padding:5px 12px;font-size:10px;border-radius:5px}
.btn-icon{width:34px;height:34px;padding:0;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-xs)}
.btn-icon:hover{transform:scale(1.1)}

/* ─── Forms ────────────────────────────────────────────────── */
.form-group{margin-bottom:18px}
.form-label{display:block;font-size:10px;font-weight:600;color:var(--text2);margin-bottom:5px;text-transform:uppercase;letter-spacing:.3px;opacity:.7}
.form-control{width:100%;padding:11px 14px;border:1px solid var(--border);border-radius:var(--radius-xs);color:var(--text);background:var(--surface);backdrop-filter:blur(var(--blur-sm));-webkit-backdrop-filter:blur(var(--blur-sm));outline:none;transition:all .3s var(--smooth);cursor:pointer}
.form-control:hover{border-color:var(--border-hover);transform:translateY(-1px)}
.form-control:focus{border-color:var(--primary);background:var(--surface-hover);box-shadow:0 0 0 4px var(--primary-glow);transform:translateY(-2px)}
select.form-control{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;background-size:14px;padding-right:36px}
select.form-control:active{transform:scale(.98)}
select.form-control option{padding:10px;background:var(--surface-solid);color:var(--text)}
input[type=date]::-webkit-calendar-picker-indicator{cursor:pointer;padding:4px;border-radius:4px;transition:all .2s}
input[type=date]::-webkit-calendar-picker-indicator:hover{background:var(--primary-light);transform:scale(1.15)}
.input-changed{animation:pop .3s var(--spring);border-color:var(--primary)!important;box-shadow:0 0 0 4px var(--primary-glow)!important}
.section-toggle{overflow:hidden;transition:all .4s var(--smooth);max-height:200px;opacity:1;transform:translateY(0)}
.section-toggle.hidden{max-height:0;opacity:0;transform:translateY(-8px);margin-bottom:0;pointer-events:none}
.section-toggle.hidden .form-label,.section-toggle.hidden .form-control{opacity:0;transform:translateY(-6px);transition:all .3s var(--smooth)}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.form-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
textarea.form-control{resize:vertical;min-height:70px}

/* ─── Tables ───────────────────────────────────────────────── */
.table-wrap{overflow-x:auto;background:var(--surface);backdrop-filter:blur(var(--blur)) saturate(1.5);-webkit-backdrop-filter:blur(var(--blur)) saturate(1.5);border:1px solid var(--border);border-radius:var(--radius-sm)}
.data-table{width:100%;border-collapse:collapse}
.data-table th{padding:14px 18px;text-align:left;font-size:9px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.5px;background:var(--primary-light);border-bottom:1px solid var(--border);white-space:nowrap}
.data-table td{padding:12px 18px;font-size:12px;border-bottom:1px solid var(--border);transition:all .2s var(--smooth)}
.data-table tr:last-child td{border-bottom:none}
.data-table tbody tr{transition:all .3s var(--smooth);animation:slideUp .35s var(--smooth) both}
.data-table tbody tr:nth-child(1){animation-delay:0s}.data-table tbody tr:nth-child(2){animation-delay:.03s}
.data-table tbody tr:nth-child(3){animation-delay:.06s}.data-table tbody tr:nth-child(4){animation-delay:.09s}
.data-table tbody tr:nth-child(5){animation-delay:.12s}.data-table tbody tr:nth-child(6){animation-delay:.15s}
.data-table tbody tr:nth-child(7){animation-delay:.18s}.data-table tbody tr:nth-child(8){animation-delay:.21s}
.data-table tbody tr:nth-child(9){animation-delay:.24s}.data-table tbody tr:nth-child(10){animation-delay:.27s}
.data-table tbody tr:hover{background:var(--surface-hover);border-radius:var(--radius-xs)}
.data-table tr:hover td{background:var(--primary-light)}
.data-table td:first-child{border-radius:var(--radius-xs) 0 0 var(--radius-xs)}
.data-table td:last-child{border-radius:0 var(--radius-xs) var(--radius-xs) 0}

/* ─── Badges ───────────────────────────────────────────────── */
.badge{display:inline-flex;align-items:center;padding:4px 12px;border-radius:20px;font-size:9px;font-weight:600;letter-spacing:.2px;transition:all .3s var(--spring);backdrop-filter:blur(var(--blur-sm));-webkit-backdrop-filter:blur(var(--blur-sm))}
.badge:hover{transform:scale(1.08)}
.badge-success{background:var(--success-light);color:var(--success);border:1px solid rgba(16,185,129,.15)}
.badge-danger{background:var(--danger-light);color:var(--danger);border:1px solid rgba(239,68,68,.15)}
.badge-warning{background:var(--warning-light);color:var(--warning);border:1px solid rgba(245,158,11,.15)}
.badge-gray{background:var(--surface);color:var(--text3);border:1px solid var(--border)}
.badge-primary{background:var(--primary-light);color:var(--primary);border:1px solid rgba(79,70,229,.15)}
.badge-info{background:var(--primary-light);color:var(--primary);border:1px solid rgba(6,182,212,.15)}

/* ─── Modal ────────────────────────────────────────────────── */
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.4);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);z-index:500;display:flex;align-items:center;justify-content:center;padding:16px;animation:fadeIn .2s ease both;animation:springIn .35s var(--spring) both}
.modal{background:rgba(255,255,255,.25);backdrop-filter:blur(var(--blur-xl)) saturate(1.8);-webkit-backdrop-filter:blur(var(--blur-xl)) saturate(1.8);border-radius:var(--radius);width:100%;max-width:500px;max-height:90vh;display:flex;flex-direction:column;box-shadow:0 24px 80px rgba(0,0,0,.15),0 4px 16px rgba(0,0,0,.08);border:1px solid var(--border);animation:springIn .5s var(--spring) both}
.modal-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.modal-header h3{font-size:16px;font-weight:700}
.modal-close{color:var(--text3);font-size:16px;width:28px;height:28px;border-radius:var(--radius-xs);display:flex;align-items:center;justify-content:center;transition:all .3s var(--spring)}
.modal-close:hover{background:var(--surface);color:var(--text);transform:rotate(90deg) scale(1.1)}
.modal-body{padding:20px 24px;overflow-y:auto;flex:1}
.modal-footer{padding:14px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px;flex-shrink:0}

/* ─── Misc ─────────────────────────────────────────────────── */
.filter-bar{display:flex;align-items:center;gap:14px;margin-bottom:20px;flex-wrap:wrap;animation:fadeUp .4s var(--smooth) both}
.search-wrap{position:relative;flex:1;min-width:220px}
.search-wrap input{padding-left:38px;height:40px;transition:all .3s var(--smooth)}
.search-wrap:focus-within{transform:translateY(-1px)}
.search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--text3);font-size:13px;transition:all .2s}
.search-wrap:focus-within .search-icon{color:var(--primary)}

/* ─── Topbar Search ─────────────────────────────────────────── */
.topbar-search{position:relative;display:flex;align-items:center}
.topbar-search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text3);font-size:12px;z-index:1;pointer-events:none;transition:color .2s}
.topbar-search:focus-within .topbar-search-icon{color:var(--primary)}
.topbar-search-input{width:200px;height:34px;padding:6px 12px 6px 32px;font-size:12px;border-radius:var(--radius-xs);background:var(--surface);border:1px solid var(--border);color:var(--text);outline:none;transition:all .3s var(--smooth)}
.topbar-search-input:hover{border-color:var(--border-hover)}
.topbar-search-input:focus{width:260px;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow);background:var(--surface-hover)}
.search-dropdown{position:absolute;top:calc(100% + 6px);right:0;min-width:340px;max-width:420px;max-height:420px;overflow-y:auto;background:rgba(255,255,255,.55);backdrop-filter:blur(var(--blur-xl)) saturate(1.8);-webkit-backdrop-filter:blur(var(--blur-xl)) saturate(1.8);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);z-index:300;display:none;animation:fadeDown .2s var(--smooth) both}
.search-dropdown.open{display:block}
.search-dropdown::-webkit-scrollbar{width:3px}
.search-dropdown::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}
.sd-section{padding:8px 14px 4px;border-bottom:1px solid var(--border)}
.sd-label{font-size:9px;font-weight:700;color:var(--text3);text-transform:uppercase;letter-spacing:.5px}
.sd-item{display:flex;align-items:center;gap:10px;padding:10px 14px;cursor:pointer;transition:all .2s var(--smooth);border-bottom:1px solid var(--border)}
.sd-item:last-child{border-bottom:none}
.sd-item:hover,.sd-item.active{background:var(--primary-light)}
.sd-status{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.sd-icon{width:26px;height:26px;border-radius:6px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:11px;flex-shrink:0}
.sd-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:1px}
.sd-name{font-size:12px;font-weight:600;color:var(--text)}
.sd-sub{font-size:10px;color:var(--text3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sd-tag{font-size:9px;font-weight:600;color:var(--primary);background:var(--primary-light);padding:2px 8px;border-radius:6px;flex-shrink:0}
.sd-arrow{color:var(--text3);font-size:10px;opacity:0;transition:all .2s var(--smooth)}
.sd-item:hover .sd-arrow{opacity:1;transform:translateX(3px)}
.sd-empty{padding:28px 14px;text-align:center;color:var(--text3);font-size:12px}
@media(max-width:768px){
  .topbar-search-input{width:120px;font-size:11px;height:30px}
  .topbar-search-input:focus{width:160px}
  .search-dropdown{min-width:280px;right:-40px}
}

.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:14px}
.section-title{font-size:22px;font-weight:800;color:var(--text);letter-spacing:-.3px;animation:slideRight .4s var(--smooth) both;transition:all .3s var(--smooth)}
.section-title:hover{transform:translateX(4px);opacity:.9}
.section-sub{font-size:12px;color:var(--text3);font-weight:500;margin-top:2px;opacity:.7;animation:fadeIn .5s ease both}

.tabs{display:flex;gap:2px;background:var(--surface);backdrop-filter:blur(var(--blur));-webkit-backdrop-filter:blur(var(--blur));padding:4px;border-radius:var(--radius-xs);margin-bottom:20px;flex-wrap:wrap;border:1px solid var(--border)}
.tab-btn{padding:8px 18px;border-radius:6px;font-size:12px;font-weight:600;color:var(--text3);transition:all .3s var(--smooth);cursor:pointer}
.tab-btn:hover{color:var(--text);background:var(--primary-light);transform:translateY(-1px)}
.tab-btn:active{transform:scale(.95)}
.tab-btn.active{background:var(--surface-solid);color:var(--primary);box-shadow:var(--shadow-sm)}

.students-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:16px}
.student-card{position:relative;background:var(--surface);backdrop-filter:blur(var(--blur)) saturate(1.5);-webkit-backdrop-filter:blur(var(--blur)) saturate(1.5);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);animation:slideUp .45s var(--smooth) both;transition:all .35s var(--smooth)}
.student-card:nth-child(1){animation-delay:.02s}.student-card:nth-child(2){animation-delay:.06s}
.student-card:nth-child(3){animation-delay:.1s}.student-card:nth-child(4){animation-delay:.14s}
.student-card:nth-child(5){animation-delay:.18s}.student-card:nth-child(6){animation-delay:.22s}
.student-card:nth-child(7){animation-delay:.26s}.student-card:nth-child(8){animation-delay:.3s}
.student-card:nth-child(9){animation-delay:.34s}.student-card:nth-child(10){animation-delay:.38s}
.student-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-6px) scale(1.01);border-color:var(--border-hover);background:var(--surface-hover)}
.student-card::after{content:'';position:absolute;inset:0;border-radius:var(--radius);background:linear-gradient(135deg,transparent 60%,rgba(79,70,229,.03));pointer-events:none}
.student-card-header{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.student-avatar{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,var(--primary),#6366f1);color:#fff;font-weight:700;font-size:19px;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden;box-shadow:0 3px 12px var(--primary-glow);transition:all .3s var(--spring)}
.student-avatar:hover{transform:scale(1.05) rotate(-3deg)}
.student-avatar img{width:100%;height:100%;object-fit:cover}
.student-info h4{font-size:15px;font-weight:700}
.student-info p{font-size:12px;color:var(--text3);opacity:.7}
.student-card-body{font-size:12px;color:var(--text2);display:flex;flex-direction:column;gap:6px}
.student-card-body span{display:flex;align-items:center;gap:6px}
.student-card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid var(--border)}
.student-actions{display:flex;gap:8px}

.att-calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:3px}
.att-day{aspect-ratio:1;border-radius:var(--radius-xs);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;cursor:pointer;flex-direction:column;gap:2px;transition:all .25s var(--spring)}
.att-day:not(.header):not(.empty):not(.weekend):not(.future):hover{transform:scale(1.12);box-shadow:var(--shadow)}
.att-day.header{background:none;color:var(--text3);font-size:9px;font-weight:600;cursor:default;aspect-ratio:auto;padding:4px 0}
.att-day.today{border:2px solid var(--primary);background:var(--primary-light);color:var(--primary)}
.att-day.present{background:var(--success-light);color:var(--success)}
.att-day.absent{background:var(--danger-light);color:var(--danger)}
.att-day.excused{background:var(--warning-light);color:var(--warning)}
.att-day.future{background:rgba(0,0,0,.02);color:var(--text3);cursor:default}
.att-day.weekend{background:rgba(0,0,0,.015);color:var(--text3);cursor:default}
[data-theme="dark"] .att-day.future{background:rgba(255,255,255,.02)}
[data-theme="dark"] .att-day.weekend{background:rgba(255,255,255,.015)}

.payment-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}
.pay-box{padding:16px;border-radius:var(--radius-xs);text-align:center;border:2px solid transparent;transition:all .35s var(--spring);backdrop-filter:blur(var(--blur-sm));-webkit-backdrop-filter:blur(var(--blur-sm))}
.pay-box:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.pay-box:active{transform:scale(.97)}
.pay-box.payable{border-color:var(--border);color:var(--text)}
.pay-box.paid{background:var(--success-light);color:var(--success);border-color:rgba(16,185,129,.15)}
.pay-box.debt{background:var(--danger-light);color:var(--danger);border-color:rgba(239,68,68,.15)}
.pay-box-val{font-size:20px;font-weight:800;margin-bottom:2px}
.pay-box-label{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.3px;opacity:.7}

#toastContainer{position:fixed;bottom:24px;right:24px;z-index:999;display:flex;flex-direction:column;gap:10px}
.toast{background:rgba(255,255,255,.25);backdrop-filter:blur(var(--blur-xl)) saturate(1.8);-webkit-backdrop-filter:blur(var(--blur-xl)) saturate(1.8);color:var(--text);padding:14px 18px;font-size:12px;font-weight:500;display:flex;align-items:center;gap:10px;min-width:280px;max-width:380px;border-radius:var(--radius-sm);box-shadow:0 12px 48px rgba(0,0,0,.12);border:1px solid var(--border);animation:springIn .45s var(--spring) both}
.toast.removing{animation:springOut .25s var(--smooth) both}
.toast.success{border-left:3px solid var(--success)}
.toast.error{border-left:3px solid var(--danger)}
.toast.info{border-left:3px solid var(--primary)}
.toast.warning{border-left:3px solid var(--warning)}
.toast-close{margin-left:auto;opacity:.4;font-size:12px;cursor:pointer;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:6px;transition:all .25s}
.toast-close:hover{background:var(--surface);opacity:1}

.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--text3);gap:12px}
.spinner{width:22px;height:22px;border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .7s cubic-bezier(.6,0,.4,1) infinite}
.empty-state{text-align:center;padding:48px 24px;color:var(--text3);animation:fadeUp .5s ease both}
.empty-state .empty-icon{font-size:44px;margin-bottom:12px;opacity:.4}
.empty-state h3{font-size:15px;font-weight:700;color:var(--text2);margin-bottom:6px}
.empty-state p{font-size:12px;opacity:.7}

.parent-page{min-height:100vh;background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 50%,#0f172a 100%);display:flex;align-items:center;justify-content:center;padding:16px}
.parent-card{background:rgba(255,255,255,.12);backdrop-filter:blur(var(--blur-xl)) saturate(1.8);-webkit-backdrop-filter:blur(var(--blur-xl)) saturate(1.8);border-radius:var(--radius);padding:28px;width:100%;max-width:400px;border:1px solid rgba(255,255,255,.1);box-shadow:0 20px 60px rgba(0,0,0,.25)}
.parent-card h1{font-size:20px;font-weight:700;margin-bottom:4px}
.parent-card p{font-size:12px;color:rgba(255,255,255,.5);margin-bottom:20px}
.parent-header{text-align:center;margin-bottom:18px}
.parent-logo{font-size:44px;margin-bottom:8px;opacity:.8}

.info-table{width:100%}
.info-table tr td:first-child{font-size:10px;color:var(--text3);font-weight:600;width:45%;padding:6px 0;text-transform:uppercase;letter-spacing:.3px;opacity:.7}
.info-table tr td:last-child{font-size:12px;font-weight:500;color:var(--text);padding:6px 0}

.parents-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.parent-portfolio-card{position:relative;background:var(--surface);backdrop-filter:blur(var(--blur)) saturate(1.5);-webkit-backdrop-filter:blur(var(--blur)) saturate(1.5);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);animation:slideUp .45s var(--smooth) both;transition:all .35s var(--smooth)}
.parent-portfolio-card:nth-child(1){animation-delay:.02s}.parent-portfolio-card:nth-child(2){animation-delay:.06s}
.parent-portfolio-card:nth-child(3){animation-delay:.1s}.parent-portfolio-card:nth-child(4){animation-delay:.14s}
.parent-portfolio-card:nth-child(5){animation-delay:.18s}.parent-portfolio-card:nth-child(6){animation-delay:.22s}
.parent-portfolio-card:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:var(--border-hover);background:var(--surface-hover)}
.ppc-header{display:flex;align-items:flex-start;gap:12px;margin-bottom:16px}
.ppc-avatar{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--primary),#6366f1);color:#fff;font-size:17px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 3px 12px var(--primary-glow);transition:all .3s var(--spring)}
.ppc-avatar:hover{transform:scale(1.08) rotate(-3deg)}
.ppc-info h3{font-size:14px;font-weight:700;margin-bottom:2px}
.ppc-phone{font-size:12px;color:var(--text2)}
.ppc-label{font-size:9px;font-weight:600;color:var(--text3);text-transform:uppercase;margin-bottom:4px;letter-spacing:.3px;opacity:.7}
.ppc-children{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:12px}
.ppc-children .badge{transition:all .25s var(--spring)}
.ppc-children .badge:hover{transform:scale(1.1)}
.ppc-notes{font-size:11px;color:var(--text2);margin-bottom:12px;line-height:1.5;padding:12px 14px;background:var(--primary-light);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:var(--radius-xs)}
.ppc-actions{display:flex;gap:8px;flex-wrap:wrap}

.check-card{display:flex;align-items:center;gap:14px;padding:14px;background:var(--surface);backdrop-filter:blur(var(--blur));-webkit-backdrop-filter:blur(var(--blur));border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:12px;transition:all .35s var(--smooth)}
.check-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow);transform:translateX(6px);background:var(--surface-hover)}
.check-img{width:76px;height:76px;border-radius:var(--radius-xs);object-fit:cover;border:1px solid var(--border);flex-shrink:0}
.check-info{flex:1;min-width:0}
.check-info h4{font-size:14px;font-weight:700;margin-bottom:2px}
.check-info p{font-size:11px;color:var(--text2);opacity:.7}

.notif-item{display:flex;align-items:flex-start;gap:12px;padding:14px 18px;border-bottom:1px solid var(--border);transition:all .3s var(--smooth);position:relative;animation:fadeIn .4s ease both}
.notif-item:nth-child(1){animation-delay:0s}.notif-item:nth-child(2){animation-delay:.04s}
.notif-item:nth-child(3){animation-delay:.08s}.notif-item:nth-child(4){animation-delay:.12s}
.notif-item:nth-child(5){animation-delay:.16s}.notif-item:nth-child(6){animation-delay:.2s}
.notif-item:hover{background:var(--surface-hover);transform:translateX(4px)}
.notif-item.unread{background:var(--primary-light);border-left:3px solid var(--primary)}
.notif-item.unread::after{content:'';width:8px;height:8px;border-radius:50%;background:var(--primary);flex-shrink:0;margin-left:auto;margin-top:4px;animation:pulseDot 2s ease-in-out infinite}
.notif-icon{font-size:17px;flex-shrink:0;margin-top:2px;opacity:.6}
.notif-msg{font-size:12px;font-weight:500;color:var(--text);margin-bottom:3px}
.notif-time{font-size:10px;color:var(--text3);opacity:.6}

.receipt-box{max-width:360px;margin:0 auto;background:var(--surface);backdrop-filter:blur(var(--blur-lg));-webkit-backdrop-filter:blur(var(--blur-lg));border:1px solid var(--border);border-radius:var(--radius-sm);padding:24px}
.receipt-header{text-align:center;margin-bottom:20px}
.receipt-logo{font-size:32px;margin-bottom:4px;opacity:.7}
.receipt-divider{border:none;border-top:1px dashed var(--border);margin:14px 0}
.receipt-row{display:flex;justify-content:space-between;margin-bottom:8px;font-size:12px}
.receipt-row.total{font-size:18px;font-weight:700}
.receipt-stamp{text-align:center;margin-top:18px;color:var(--primary);font-weight:600;font-size:13px;opacity:.8}

.platform-alert-bar{position:sticky;top:0;z-index:150;background:var(--surface);backdrop-filter:blur(var(--blur-lg));-webkit-backdrop-filter:blur(var(--blur-lg));color:var(--text);font-size:12px;font-weight:500;border-bottom:1px solid var(--border)}
.platform-alert-item{display:flex;align-items:center;gap:8px;padding:10px 20px;border-bottom:1px solid var(--border);transition:all .2s}
.platform-alert-item:hover{background:var(--surface-hover)}
.alert-danger{background:var(--danger-light);color:var(--danger)}
.alert-warning{background:var(--warning-light);color:var(--warning)}
.alert-info{background:var(--primary-light);color:var(--primary)}

#pageProgress{position:fixed;top:0;left:0;height:2px;background:linear-gradient(90deg,var(--primary),#818cf8,#6366f1);z-index:999;width:0%;transition:width .35s var(--smooth)}

::-webkit-scrollbar{width:4px;height:4px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px;transition:all .25s}
::-webkit-scrollbar-thumb:hover{background:var(--text3)}

/* ─── Utilities ────────────────────────────────────────────── */
.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}
.gap-8{gap:8px}.gap-10{gap:10px}.gap-12{gap:12px}.gap-14{gap:14px}
.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mb-16{margin-bottom:16px}
.text-sm{font-size:11px}.text-muted{color:var(--text3)}.font-bold{font-weight:700}.font-extrabold{font-weight:800}
.text-right{text-align:right}.w-full{width:100%}
.op-6{opacity:.6}.op-7{opacity:.7}.op-8{opacity:.8}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:600px){.grid-2,.grid-3{grid-template-columns:1fr}}
.plan-card{padding:14px;border:1px solid var(--border);border-radius:var(--radius-xs);margin-bottom:10px;transition:all .3s var(--smooth);background:var(--surface);backdrop-filter:blur(var(--blur-sm))}
.plan-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-sm);background:var(--surface-hover)}

@media print{.sidebar,.topbar,.btn,.no-print{display:none!important}.main-wrapper{margin-left:0!important}.main-content{padding:0!important}}
@media(max-width:1024px){.topbar{padding:0 16px}.main-content{padding:22px 20px}.stats-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){
  .sidebar{transform:translateX(-100%)}.sidebar.open{transform:translateX(0)}
  .sidebar-overlay.open{display:block}.sidebar-close{display:flex}
  .main-wrapper{margin-left:0}.menu-btn{display:flex}
  .form-grid,.form-grid-3{grid-template-columns:1fr}
  .payment-summary{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}
  .main-content{padding:16px 14px}.section-title{font-size:20px}
  .data-table th,.data-table td{padding:10px 14px;font-size:11px}
  .card-header{padding:16px 18px}.card-body{padding:16px 18px}
  .modal{border-radius:var(--radius-sm);margin:0 10px}
  .check-card{flex-direction:column;align-items:flex-start;gap:12px}
  .student-card{padding:16px}.receipt-box{padding:20px}.parent-card{padding:20px}
}
@media(max-width:480px){
  .stats-grid{grid-template-columns:1fr}.students-grid,.parents-grid{grid-template-columns:1fr}
  .stat-value{font-size:24px}.main-content{padding:12px 10px}.section-title{font-size:18px}
  .topbar{padding:0 12px}.topbar-kg-name{font-size:12px}
  .btn{font-size:11px;padding:8px 14px}.parent-card{padding:16px}
}

/* ===== Language Switcher ===== */
.lang-switch{position:relative;display:inline-block}
.lang-btn{display:flex;align-items:center;gap:4px;padding:5px 10px;border-radius:8px;background:var(--surface);border:1px solid var(--border);color:var(--text);font-size:12px;font-weight:600;cursor:pointer;transition:all .25s var(--smooth);white-space:nowrap}
.lang-btn:hover{background:var(--surface-hover);border-color:var(--border-hover)}
.lang-arrow{font-size:8px;transition:transform .3s var(--spring)}
.lang-arrow.open{transform:rotate(180deg)}
.lang-label{font-size:11px;margin-left:2px}
.lang-menu{position:absolute;top:calc(100% + 6px);right:0;min-width:100px;background:var(--surface-solid);backdrop-filter:blur(var(--blur-xl)) saturate(1.8);-webkit-backdrop-filter:blur(var(--blur-xl)) saturate(1.8);border:1px solid var(--border);border-radius:var(--radius-xs);box-shadow:var(--shadow-lg);z-index:300;display:none;overflow:hidden;padding:4px}
.lang-menu.open{display:block;animation:fadeDown .2s var(--smooth)}
.lang-option{display:block;width:100%;padding:8px 12px;border:none;background:none;color:var(--text);font-size:12px;font-weight:500;cursor:pointer;border-radius:6px;text-align:left;transition:all .2s var(--smooth)}
.lang-option:hover{background:var(--primary-light);color:var(--primary)}
.lang-option.active{background:var(--primary-light);color:var(--primary);font-weight:700}

/* ===== Calendar ===== */
.cal-day{position:relative;padding:8px;min-height:80px;cursor:pointer;border-right:1px solid var(--border);border-bottom:1px solid var(--border);transition:background .2s;vertical-align:top}
.cal-day:hover{background:var(--primary-light)}
.cal-today{background:rgba(79,70,229,.06)}
.cal-today .cal-day-num{background:var(--primary);color:#fff;border-radius:50%;width:26px;height:26px;display:inline-flex;align-items:center;justify-content:center}
.cal-day-num{font-size:13px;font-weight:700;color:var(--text);margin-bottom:4px;display:inline-block}
.cal-dots{display:flex;gap:3px;margin-bottom:4px;flex-wrap:wrap}
.cal-dot{width:6px;height:6px;border-radius:50%;display:inline-block}
.cal-day-events{display:flex;flex-direction:column;gap:2px}
.cal-evt{font-size:9px;padding:1px 4px;border-radius:3px;background:var(--surface);border-left:2px solid;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}
@media(max-width:768px){
  .cal-day{min-height:60px;padding:4px}
  .cal-day-num{font-size:11px}
  .cal-evt{display:none}
  .cal-dot{width:5px;height:5px}
}

/* ===== Performance ===== */
#perfStats .stat-value{font-size:28px}
#perfStats .stat-card{text-align:center}

/* ===== PWA Install Banner ===== */
#pwaInstallBanner {
  max-width: 420px;
  margin: 0 auto;
}
@media(max-width:480px){
  #pwaInstallBanner {
    left: 12px;
    right: 12px;
    bottom: 12px;
    padding: 14px 16px;
  }
}

/* ─── Mobile Responsive Enhancements ──────────────────────── */
@media(max-width:1024px){
  .topbar-search-input{width:160px}
  .topbar-search-input:focus{width:200px}
  .topbar-right{gap:6px}
  .parent-portal-btn{padding:6px 10px;font-size:11px}
  .parent-portal-btn .fas{margin-right:0}
}
@media(max-width:768px){
  .topbar-right{gap:4px}
  .topbar-search{display:none}
  .parent-portal-btn span{display:none}
  .lang-label{display:none}
  .lang-btn{padding:5px 8px;font-size:11px}
  .lang-arrow{display:none}
  .tabs{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .tabs::-webkit-scrollbar{display:none}
  .tab-btn{white-space:nowrap;flex-shrink:0}
  .filter-bar{gap:10px}
  .filter-bar .search-wrap{min-width:160px;flex:1 1 100%;order:10}
  .filter-bar select,.filter-bar input:not(.search-wrap input){width:100%}
  .card-body .btn-group{display:flex;flex-wrap:wrap;gap:6px}
  .card-body .btn-group .btn{flex:1;min-width:0}
  .modal{max-width:96%;margin:0 auto;border-radius:var(--radius-sm)}
  .modal-header{padding:16px 18px}
  .modal-body{padding:16px 18px}
  .modal-footer{padding:12px 18px;flex-wrap:wrap}
  .modal-footer .btn{flex:1}
  .form-grid{grid-template-columns:1fr}
  .form-grid-3{grid-template-columns:1fr}
  .stats-row{grid-template-columns:repeat(2,1fr)!important}
  .data-table th,.data-table td{padding:8px 10px;font-size:10px;white-space:nowrap}
  .data-table td .btn{padding:4px 8px;font-size:9px}
  .payment-summary{gap:8px}
  .pay-box{padding:12px}
  .pay-box-val{font-size:16px}
  .section-header{gap:10px}
  .section-header .btn,.section-header button{font-size:10px;padding:6px 12px}
  [style*="display:flex"]:has(>.btn){flex-wrap:wrap;gap:6px}
  .check-card{padding:12px}
  .check-img{width:60px;height:60px}
  .rv{padding:0}
}
@media(max-width:480px){
  .stats-row{grid-template-columns:1fr 1fr!important;gap:8px}
  .stats-row .card{padding:12px!important}
  .stats-row .stat-value{font-size:22px!important}
  .students-grid,.parents-grid{gap:10px}
  .student-card{padding:14px}
  .student-avatar{width:38px;height:38px;font-size:15px}
  .ppc-avatar{width:36px;height:36px;font-size:14px}
  .pay-box-val{font-size:14px}
  .pay-box-label{font-size:8px}
  .card-header{padding:12px 14px}
  .card-body{padding:12px 14px}
  .card-title{font-size:10px}
  .data-table th,.data-table td{padding:6px 8px;font-size:9px}
  .data-table td .btn{padding:3px 6px;font-size:8px;border-radius:4px}
  .notif-item{padding:10px 12px}
  .ppc-children .badge{font-size:8px;padding:3px 8px}
  .badge{font-size:8px;padding:3px 8px}
  .form-control{font-size:12px;padding:9px 12px}
  .btn{padding:7px 12px;font-size:10px}
  .btn-sm{padding:5px 10px;font-size:9px}
  .btn-xs{padding:4px 8px;font-size:8px}
  .parent-portal-btn{padding:5px 8px;font-size:10px}
  .filter-bar{gap:6px}
  .filter-bar select{font-size:11px;padding:6px 8px}
  .filter-bar label{font-size:10px}
  .section-title{font-size:16px}
  .section-sub{font-size:10px}
  .tabs{padding:3px;gap:1px}
  .tab-btn{padding:6px 12px;font-size:10px}
  .toast{min-width:auto;max-width:100%;margin:0 10px;font-size:11px}
}
@media(max-width:768px){
  [style*="grid-template-columns: 1fr 1fr"],
  [style*="grid-template-columns:1fr 1fr"]{grid-template-columns:1fr!important}
}
@media(max-width:480px){
  [style*="grid-template-columns: 1fr 1fr 1fr"],
  [style*="grid-template-columns:1fr 1fr 1fr"]{grid-template-columns:1fr!important}
}

/* ─── Custom Select ─────────────────────────────────────────── */
.custom-select{position:relative;width:100%}
.custom-select select{position:absolute;inset:0;opacity:0;width:100%;height:100%;cursor:pointer;z-index:3}
.custom-select-trigger{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:11px 14px;border:1px solid var(--border);border-radius:var(--radius-xs);background:var(--surface);backdrop-filter:blur(var(--blur-sm));-webkit-backdrop-filter:blur(var(--blur-sm));color:var(--text);font-size:13px;cursor:pointer;transition:all .3s var(--smooth);min-height:42px;position:relative;z-index:1}
.custom-select-trigger:hover{border-color:var(--border-hover);background:var(--surface-hover)}
.custom-select.focused .custom-select-trigger{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-glow);background:var(--surface-hover);transform:translateY(-2px)}
.custom-select-value{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.custom-select-arrow{font-size:10px;color:var(--text3);opacity:.5;transition:transform .35s var(--smooth),opacity .25s}
.custom-select.open .custom-select-arrow{transform:rotate(180deg);opacity:.8}
.custom-select-dropdown{position:absolute;top:calc(100% + 6px);left:0;right:0;background:var(--surface-solid);backdrop-filter:blur(var(--blur-xl)) saturate(1.8);-webkit-backdrop-filter:blur(var(--blur-xl)) saturate(1.8);border:1px solid var(--border);border-radius:8px!important;box-shadow:var(--shadow-lg);z-index:300;visibility:hidden;pointer-events:none;opacity:0;max-height:220px;overflow-y:auto;padding:4px;transition:opacity .15s,visibility .15s}
.custom-select.open .custom-select-dropdown{visibility:visible;pointer-events:auto;opacity:1}
.custom-select-option{display:flex;align-items:center;gap:8px;padding:9px 12px;font-size:13px;color:var(--text);cursor:pointer;border-radius:4px;transition:background .15s;position:relative}
.custom-select-option:hover{background:var(--primary-light);color:var(--primary)}
.custom-select-option.selected{background:var(--primary-light);color:var(--primary);font-weight:600}
.custom-select-option.selected::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:14px;background:var(--primary);border-radius:0 2px 2px 0}
.custom-select-option .opt-icon{width:16px;text-align:center;opacity:.6;flex-shrink:0}
.custom-select-option.selected .opt-icon{opacity:1}
.custom-select-option:active{transform:scale(.98)}
.custom-select-dropdown::-webkit-scrollbar{width:3px}
.custom-select-dropdown::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}
.custom-select-dropdown::-webkit-scrollbar-track{background:transparent}

@media (prefers-reduced-motion: reduce) {
  *{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important}}

/* Mobile hardening: keeps all admin screens usable on narrow phones. */
html,body{max-width:100%;overflow-x:hidden}
img,canvas,video,svg{max-width:100%;height:auto}
.topbar-brand-text,.section-header>div,.card-title,.check-info,.student-info,.ppc-info{min-width:0}
.section-title,.section-sub,.card-title,.topbar-kg-name,.topbar-page{overflow-wrap:anywhere}
.card-body,#recentPayments,#recentStudents,#recentAttendance,#paymentsContent,#debtorsContent,#summaryContent,#dayAttContent,#checksContent{min-width:0}

@media(max-width:768px){
  :root{--topbar-h:54px}
  body{background-attachment:fixed}
  .main-wrapper{width:100%;min-width:0}
  .topbar{gap:8px;padding-left:max(10px,env(safe-area-inset-left));padding-right:max(10px,env(safe-area-inset-right))}
  .menu-btn{width:36px;height:36px;align-items:center;justify-content:center;flex-shrink:0}
  .topbar-brand{gap:8px;overflow:hidden}
  .topbar-brand .sidebar-logo-img,.topbar-logo{width:28px!important;height:28px!important;margin-right:0!important}
  .topbar-brand-text{display:flex;flex-direction:column;line-height:1.2;overflow:hidden}
  .topbar-page{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:46vw}
  .topbar-kg-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:46vw}
  .topbar-right{flex-shrink:0;max-width:44vw;overflow:visible}
  .topbar-right>.btn,.parent-portal-btn,.lang-btn{width:34px;height:34px;padding:0;justify-content:center}
  .topbar-right select.form-control{min-width:0!important;width:72px!important}
  .main-content{width:100%;max-width:100%;padding-left:max(14px,env(safe-area-inset-left));padding-right:max(14px,env(safe-area-inset-right));overflow:hidden}
  .sidebar{width:min(86vw,var(--sidebar-w));height:100dvh}
  .sidebar-nav{padding-bottom:18px}
  .section-header{align-items:flex-start;margin-bottom:16px}
  .section-header>div:first-child{flex:1 1 100%}
  .section-header>div:last-child{width:100%;justify-content:flex-start}
  .section-header .btn{min-height:36px}
  .card{max-width:100%;overflow:hidden}
  .card:hover,.stat-card:hover,.student-card:hover,.parent-portfolio-card:hover,.check-card:hover{transform:none}
  .card-header{align-items:flex-start;gap:10px;flex-wrap:wrap}
  .card-header>.card-title{flex:1 1 100%}
  .card-header>div,.card-header>input,.card-header>.form-control{width:100%;max-width:none!important}
  .filter-bar{align-items:stretch}
  .filter-bar .search-wrap,.filter-bar .form-control,.custom-select{width:100%!important;max-width:none!important;flex:1 1 100%}
  .form-control,input,select,textarea{font-size:16px}
  .custom-select-trigger{min-height:40px}
  .stats-grid{gap:10px;margin-bottom:18px}
  .stat-card{padding:16px 14px;min-width:0}
  .stat-value{font-size:24px;line-height:1.15;overflow-wrap:anywhere}
  .payment-summary,.grid-2,.grid-3,.stats-two-col{grid-template-columns:1fr!important}
  [style*="display:grid"]{max-width:100%}
  [style*="grid-template-columns:1fr 1fr"],
  [style*="grid-template-columns: 1fr 1fr"],
  [style*="grid-template-columns:repeat(auto-fit"],
  [style*="grid-template-columns: repeat(auto-fit"],
  [style*="grid-template-columns:repeat(auto-fill"],
  [style*="grid-template-columns: repeat(auto-fill"]{grid-template-columns:1fr!important}
  [style*="display:flex"]{min-width:0}
  [style*="display:flex"][style*="justify-content:flex-end"],
  [style*="display:flex"][style*="justify-content:space-between"]{justify-content:flex-start!important}
  [style*="display:flex"][style*="gap"]{flex-wrap:wrap}
  .table-wrap,.super-table-wrap,.stats-scroll-wrap,#recentPayments,#recentStudents,#recentAttendance,#paymentsContent,#debtorsContent,#summaryContent,#dayAttContent{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .data-table,.super-table{min-width:680px}
  .data-table th,.data-table td,.super-table th,.super-table td{white-space:nowrap}
  .info-table,.info-table tbody,.info-table tr,.info-table td{display:block;width:100%!important}
  .info-table tr{padding:8px 0;border-bottom:1px solid var(--border)}
  .info-table tr:last-child{border-bottom:0}
  .info-table tr td:first-child,.info-table tr td:last-child{padding:2px 0!important}
  .student-card-footer,.ppc-actions,.check-actions{flex-wrap:wrap;gap:8px}
  .student-card-footer .btn,.ppc-actions .btn,.check-actions .btn{flex:1 1 auto}
  .check-card{align-items:stretch}
  .check-actions{display:flex;width:100%}
  .modal-backdrop{align-items:flex-end;padding:10px;padding-bottom:max(10px,env(safe-area-inset-bottom))}
  .modal{width:100%!important;max-width:100%!important;max-height:92dvh;margin:0!important;border-radius:14px 14px 10px 10px}
  .modal-body{overflow-y:auto;-webkit-overflow-scrolling:touch}
  .modal-footer{display:flex!important;justify-content:stretch!important}
  .modal-footer .btn{flex:1 1 0;min-width:0}
  #toastContainer{left:10px;right:10px;bottom:max(10px,env(safe-area-inset-bottom))}
  .toast{width:100%;min-width:0;max-width:none;margin:0}
  #pwaInstallBanner{left:max(10px,env(safe-area-inset-left))!important;right:max(10px,env(safe-area-inset-right))!important}
}

@media(max-width:480px){
  .main-content{padding-top:12px;padding-left:max(10px,env(safe-area-inset-left));padding-right:max(10px,env(safe-area-inset-right))}
  .topbar-page,.topbar-kg-name{max-width:38vw}
  .topbar-right{gap:4px;max-width:48vw}
  .topbar-right>.btn,.parent-portal-btn,.lang-btn{width:32px;height:32px}
  .section-header{gap:10px}
  .section-header .btn,.filter-bar .btn{width:100%;justify-content:center}
  .stats-grid,.stats-row,.super-stats-grid,.lh-stat{grid-template-columns:1fr!important}
  .card-header,.card-body,.super-card-header,.super-card-body{padding:12px}
  .data-table,.super-table{min-width:620px}
  .att-calendar{gap:2px}
  .att-day{font-size:10px;border-radius:6px}
  .cal-day{min-height:46px}
  .receipt-row{gap:10px;align-items:flex-start}
  .receipt-row span:last-child{text-align:right;overflow-wrap:anywhere}
  .platform-alert-item{align-items:flex-start;padding:10px 12px}
}

/* ─── Toggle Switch ──────────────────────────────────────────── */
.toggle{position:relative;display:inline-block;width:40px;height:22px;flex-shrink:0;cursor:pointer}
.toggle input{opacity:0;width:0;height:0;position:absolute}
.toggle-slider{position:absolute;inset:0;background:var(--text3,rgba(148,163,184,.35));border-radius:22px;transition:all .3s var(--smooth)}
.toggle-slider::before{content:'';position:absolute;left:3px;bottom:3px;width:16px;height:16px;background:#fff;border-radius:50%;transition:all .3s var(--spring);box-shadow:0 1px 3px rgba(0,0,0,.15)}
.toggle input:checked+.toggle-slider{background:var(--primary,#4f46e5)}
.toggle input:checked+.toggle-slider::before{transform:translateX(18px)}
.toggle input:focus-visible+.toggle-slider{box-shadow:0 0 0 2px var(--primary-light,rgba(79,70,229,.3))}