:root{
  --bg:#F6F3FF; --bg-soft:#EFE9FF; --surface:#FFFFFF; --surface-2:#FBF9FF;
  --ink:#1E1B2E; --ink-soft:#655F80; --ink-faint:#9B93B8;
  --border:#E4DDFA; --shadow:rgba(78,58,150,0.14);
  --accent:#6C4EF5; --accent-ink:#FFFFFF; --accent-soft:#EAE3FF;
  --amber:#FFB020; --amber-soft:#FFF1D6;
  --teal:#17B3A3; --teal-soft:#DBF6F1; --teal-ink:#0B5C52;
  --coral:#FF6B6B; --coral-soft:#FFE3E1; --coral-ink:#8C2A2A;
  --unit-friendship:#FF6B8B; --unit-friendship-soft:#FFE1E8;
  --unit-teenlife:#6C4EF5; --unit-teenlife-soft:#EAE3FF;
  --unit-kitchen:#17A08F; --unit-kitchen-soft:#DBF6F1;
  --radius-lg:22px; --radius-md:14px; --radius-sm:10px; --radius:16px; --brand-primary:#4B32C3; --brand-primary-soft:rgba(75,50,195,0.12); --brand-secondary:#6848e8; --surface-card:#FFFFFF;
  --font-display:'Baloo 2', system-ui, sans-serif;
  --font-body:'Inter', system-ui, sans-serif;
  --font-mono:'JetBrains Mono', ui-monospace, monospace;
}
[data-theme="dark"]{
  --bg:#161129; --bg-soft:#1E1840; --surface:#201A42; --surface-2:#251F4C;
  --ink:#F1EEFF; --ink-soft:#C3BCE6; --ink-faint:#9992C4;
  --border:#332C5C; --shadow:rgba(0,0,0,0.45);
  --accent:#8B72FF; --accent-ink:#161129; --accent-soft:#2C2458;
  --amber:#FFC24B; --amber-soft:#3B2E14;
  --teal:#2FD6C1; --teal-soft:#123832; --teal-ink:#A7F3E4;
  --coral:#FF8585; --coral-soft:#3A1E22; --coral-ink:#FFD2D2;
  --unit-friendship:#FF8DA6; --unit-friendship-soft:#3A1E2A;
  --unit-teenlife:#9B87FF; --unit-teenlife-soft:#2C2458; --radius:16px; --brand-primary:#7B61FF; --brand-primary-soft:rgba(123,97,255,0.2); --brand-secondary:#9C88FF; --surface-card:#251F4C;
  --unit-kitchen:#2FD6C1; --unit-kitchen-soft:#123832;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg); color:var(--ink); font-family:var(--font-body);
  min-height:100vh; -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-display); margin:0; font-weight:700; letter-spacing:.01em;}
p{margin:0;}
button{font-family:var(--font-body); cursor:pointer;}
::selection{background:var(--accent-soft); color:var(--accent);}
a{color:inherit;}
.skip-link{
  position:fixed; left:12px; top:12px; z-index:10000; padding:10px 14px; border-radius:10px;
  background:var(--ink); color:var(--surface); font-weight:800; text-decoration:none;
  transform:translateY(-160%); transition:transform .15s ease;
}
.skip-link:focus{transform:translateY(0); outline:3px solid var(--amber); outline-offset:3px;}
:focus-visible{outline:3px solid var(--accent); outline-offset:3px;}
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{outline:3px solid var(--accent); outline-offset:3px;}
.mono{font-family:var(--font-mono);}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important; animation-iteration-count:1 !important; scroll-behavior:auto !important; transition-duration:.01ms !important;}
}

/* ---------- LAYOUT ---------- */
#app{display:flex; min-height:100vh;}
.sidebar{
  width:240px; flex-shrink:0; background:var(--surface); border-right:1px solid var(--border);
  padding:20px 14px; display:flex; flex-direction:column; gap:18px; position:sticky; top:0; height:100vh;
  box-sizing:border-box; overflow-y:auto; overflow-x:hidden;
}
.brand{display:flex; align-items:center; gap:10px; padding:0 4px;}
.brand .mark{
  width:38px; height:38px; border-radius:12px; background:linear-gradient(135deg, var(--accent), var(--teal));
  display:flex; align-items:center; justify-content:center; font-size:19px; flex-shrink:0;
}
.brand .name{font-family:var(--font-display); font-size:16.5px; line-height:1.2; font-weight:800;}
.brand .name span{display:block; font-family:var(--font-body); font-size:11px; font-weight:600; color:var(--ink-faint); letter-spacing:.04em;}

.navlist{display:flex; flex-direction:column; gap:3px;}
.navlink{
  display:flex; align-items:center; gap:10px; padding:9px 12px; border-radius:var(--radius-sm);
  color:var(--ink-soft); font-weight:600; font-size:14px; text-decoration:none; border:none; background:none; text-align:left;
  width:100%; transition:background .12s ease, color .12s ease; box-sizing:border-box; cursor:pointer;
}
.navlink .ic{
  width:20px; height:20px; display:inline-flex; align-items:center; justify-content:center; flex-shrink:0;
}
.navlink .nav-label,
.navlink > span:last-child:not(.ic){
  font-size:14px; font-weight:600; line-height:1.3; white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.navlink:hover{background:var(--bg-soft); color:var(--ink);}
.navlink.active{background:var(--accent-soft); color:var(--accent); font-weight:700;}
.navlink.active .nav-label,
.navlink.active > span:last-child:not(.ic){font-weight:700;}
.nav-group-label{font-size:11px; text-transform:uppercase; letter-spacing:.08em; color:var(--ink-faint); font-weight:700; padding:10px 12px 2px;}

.sidebar-foot{margin-top:auto; display:flex; flex-direction:column; gap:8px;}
.theme-toggle{
  display:flex; align-items:center; justify-content:space-between; padding:8px 12px; border-radius:var(--radius-sm);
  background:var(--bg-soft); border:1px solid var(--border); font-size:13px; font-weight:600; color:var(--ink-soft);
}
.theme-toggle button{
  border:none; background:var(--surface); width:28px; height:28px; border-radius:8px; font-size:14px;
  display:flex; align-items:center; justify-content:center; box-shadow:0 1px 3px var(--shadow); cursor:pointer;
}

.main{flex:1; min-width:0; padding:26px 30px 90px;}
.topbar{display:none;}

.view{max-width:980px; margin:0 auto; display:flex; flex-direction:column; gap:22px;}

.app-footer{
  text-align:center; margin-top:36px; padding:14px 12px 4px; font-size:12px; font-weight:500;
  color:var(--ink-faint); opacity:.85; letter-spacing:.01em;
}
.footer-social{
  display:inline-flex; align-items:center; justify-content:center; gap:6px;
  margin-top:10px; color:var(--ink-faint); text-decoration:none; font-size:12px; font-weight:600;
  transition:color .15s ease, opacity .15s ease; opacity:.9;
}
.footer-social:hover{ color:var(--accent); opacity:1; }
.footer-ig-icon{ flex-shrink:0; display:block; }

/* ---------- CARDS / COMMON ---------- */
.card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:22px; box-shadow:0 1px 2px rgba(20,10,50,0.04), 0 8px 24px var(--shadow);
}
.pill{
  display:inline-flex; align-items:center; gap:6px; padding:5px 11px; border-radius:99px;
  font-size:12px; font-weight:700; background:var(--accent-soft); color:var(--accent);
}
.exam-timer-pill{background:var(--teal-soft); color:var(--teal-ink); font-variant-numeric:tabular-nums; margin-left:auto;}
.exam-timer-pill.exam-timer-low{background:var(--coral-soft); color:var(--coral-ink); animation:examTimerPulse 1s ease-in-out infinite;}
@keyframes examTimerPulse{0%,100%{opacity:1;}50%{opacity:.55;}}
.examtime-opt{
  border:1.5px solid var(--border); border-radius:var(--radius-sm); background:var(--bg-soft); color:var(--ink);
  padding:10px 16px; font-weight:700; font-size:13.5px; cursor:pointer; transition:all .12s ease;
}
.examtime-opt:hover{border-color:var(--accent);}
.examtime-opt.selected{border-color:var(--accent); background:var(--accent-soft); color:var(--accent);}
.btn{
  border:none; border-radius:var(--radius-sm); padding:11px 20px; font-weight:700; font-size:14px;
  background:var(--accent); color:var(--accent-ink); box-shadow:0 1px 2px rgba(20,10,50,0.06), 0 4px 12px var(--shadow);
  transition:transform .12s ease, box-shadow .12s ease, filter .12s ease; letter-spacing:.01em;
}
.btn:hover{filter:brightness(1.06); box-shadow:0 2px 4px rgba(20,10,50,0.08), 0 6px 16px var(--shadow);}
.btn:active{transform:scale(.97); filter:brightness(0.98);}
.btn.secondary{background:var(--bg-soft); color:var(--ink); box-shadow:none; border:1px solid var(--border);}
.btn.secondary:hover{background:var(--accent-soft); border-color:var(--accent);}
.btn.ghost{background:transparent; color:var(--accent); box-shadow:none;}
.btn.ghost:hover{background:var(--accent-soft);}
.btn[disabled]{opacity:.5; cursor:not-allowed; filter:none; transform:none;}
.btn-row{display:flex; gap:10px; flex-wrap:wrap;}

/* ---------- DASHBOARD ---------- */
.hero{
  background:linear-gradient(135deg, var(--accent) 0%, #9C7BFF 60%, var(--teal) 130%);
  border-radius:var(--radius-lg); padding:28px 28px; color:var(--accent-ink); position:relative; overflow:hidden;
  box-shadow:0 12px 32px rgba(78,58,150,0.28);
}
.hero h1{font-size:27px; letter-spacing:0;}
.hero p{margin-top:6px; font-size:14px; opacity:.92; max-width:520px;}
.hero-stats{display:flex; gap:22px; margin-top:18px; flex-wrap:wrap;}
.hero-stat b{font-family:var(--font-display); font-size:22px; display:block;}
.hero-stat span{font-size:11px; opacity:.85; text-transform:uppercase; letter-spacing:.06em;}
.xp-bar-wrap{margin-top:16px; max-width:360px;}
.xp-bar-track{height:9px; background:rgba(255,255,255,.28); border-radius:99px; overflow:hidden;}
.xp-bar-fill{height:100%; background:#fff; border-radius:99px; transition:width .4s ease;}
.xp-bar-label{font-size:11px; margin-top:5px; opacity:.9;}

.section-title{display:flex; align-items:baseline; justify-content:space-between; gap:10px;}
.section-title h2{font-size:18px;}
.section-title .sub{font-size:12.5px; color:var(--ink-faint); font-weight:600;}

.trail-card{padding:26px 22px 16px;}
.trail{position:relative; padding:6px 4px 4px;}
.trail-path{display:flex; flex-direction:column; gap:0;}
.trail-node{display:flex; gap:16px; align-items:flex-start; position:relative; padding-bottom:30px;}
.trail-node:last-child{padding-bottom:0;}
.trail-node::before{
  content:""; position:absolute; left:29px; top:60px; bottom:-4px; width:3px; background:var(--border); border-radius:2px;
}
.trail-node:last-child::before{display:none;}
.trail-node.done::before{background:var(--teal);}
.station-ring{width:60px; height:60px; border-radius:50%; flex-shrink:0; padding:4px; display:flex; align-items:center; justify-content:center; transition:background 0.5s ease;}
.station{
  width:100%; height:100%; border-radius:50%; display:flex; align-items:center; justify-content:center;
  font-size:23px; background:var(--surface-2); box-shadow:inset 0 0 0 1px var(--surface);
}
.trail-node .info{flex:1; padding-top:6px;}
.trail-node .info h3{font-size:16px;}
.trail-node .info .tr{font-size:12px; color:var(--ink-faint); font-weight:600;}
.trail-node .info .bar-track{height:6px; background:var(--bg-soft); border-radius:99px; margin-top:9px; max-width:260px; overflow:hidden;}
.trail-node .info .bar-fill{height:100%; border-radius:99px;}
.trail-node .go{align-self:center;}

.grid2{display:grid; grid-template-columns:1fr 1fr; gap:16px;}
.grid3{display:grid; grid-template-columns:repeat(3,1fr); gap:14px;}
.mini-stat{background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); padding:15px; box-shadow:0 1px 2px rgba(20,10,50,0.03);}
.adaptive-unit-card{cursor:pointer; transition:transform .12s ease, box-shadow .12s ease;}
.adaptive-unit-card:hover{transform:translateY(-2px); box-shadow:0 10px 24px var(--shadow);}
.mini-stat .label{font-size:11.5px; color:var(--ink-faint); font-weight:700; text-transform:uppercase; letter-spacing:.05em;}
.mini-stat .val{font-family:var(--font-display); font-size:22px; margin-top:4px;}

.badge-row{display:flex; gap:10px; flex-wrap:wrap;}
.badge-chip{
  display:flex; align-items:center; gap:8px; padding:8px 12px; border-radius:99px; background:var(--amber-soft);
  border:1px solid var(--border); font-size:12.5px; font-weight:700; color:var(--ink);
}
.badge-chip.locked{opacity:.55; filter:grayscale(1);}

.suggest-box{
  border-radius:var(--radius-md); padding:16px; background:var(--coral-soft); border:1px solid var(--border);
}
.suggest-box h4{font-size:14px; color:var(--coral);}
.suggest-box ol{margin:8px 0 0; padding-left:18px; font-size:13.5px; color:var(--ink-soft); line-height:1.7;}

/* ---------- UNIT PAGE ---------- */
.unit-hero{border-radius:var(--radius-lg); padding:26px; color:var(--accent-ink); position:relative; box-shadow:0 12px 28px var(--shadow);}
.unit-hero .eyebrow{font-size:12px; font-weight:700; opacity:.85; text-transform:uppercase; letter-spacing:.08em;}
.unit-hero h1{font-size:26px; margin-top:4px;}
.unit-hero .tr-title{font-size:14px; opacity:.9; margin-top:2px; font-weight:600;}
.unit-hero p.desc{margin-top:10px; font-size:14px; max-width:560px; opacity:.95;}

.tabbar{
  display:flex; align-items:center; gap:8px; flex-wrap:wrap; width:100%; overflow:visible; padding-bottom:0;
}
@media (max-width:640px){
  .tabbar{flex-wrap:nowrap; overflow-x:auto; padding-bottom:8px; scrollbar-width:thin; scrollbar-color:var(--accent) var(--bg-soft);}
  .tabbar::-webkit-scrollbar{display:block; height:5px;}
  .tabbar::-webkit-scrollbar-thumb{background:var(--accent); border-radius:99px;}
  .tabbar::-webkit-scrollbar-track{background:var(--bg-soft); border-radius:99px;}
}
.tabbtn{
  flex-shrink:0; display:inline-flex; align-items:center; justify-content:center; gap:6px;
  padding:8px 14px; border-radius:99px; border:1px solid var(--border); background:var(--surface);
  font-size:13px; font-weight:700; color:var(--ink-soft); white-space:nowrap;
  transition:background .12s ease, color .12s ease, border-color .12s ease; cursor:pointer;
  line-height:1; box-sizing:border-box;
}
.tabbtn span{line-height:1; display:inline-block; vertical-align:middle;}
.tabbtn:hover{border-color:var(--accent); color:var(--ink);}
.tabbtn.active{background:var(--ink); color:var(--surface); border-color:var(--ink);}
[data-theme="dark"] .tabbtn.active{background:var(--accent); color:var(--accent-ink); border-color:var(--accent);}

.vocab-grid{display:grid; grid-template-columns:1fr 1fr; gap:10px;}
.vocab-card{
  border:1px solid var(--border); border-radius:var(--radius-md); padding:13px 14px; background:var(--surface-2);
  transition:border-color .12s ease, transform .12s ease, box-shadow .12s ease;
}
.vocab-card:hover{border-color:var(--accent); transform:translateY(-1px); box-shadow:0 4px 12px var(--shadow);}
.vc-top{display:flex; align-items:flex-start; justify-content:space-between; gap:8px;}
.vocab-card .en{font-weight:700; font-size:14.5px; color:var(--ink);}
.vocab-card .ex{color:var(--ink-soft); font-size:12px; margin-top:6px; font-style:italic; line-height:1.45;}
.status-badge{
  font-size:10px; font-weight:800; padding:3px 8px; border-radius:99px; white-space:nowrap; flex-shrink:0;
}
.status-badge.st-learning{background:var(--accent-soft); color:var(--accent);}
.status-badge.st-review{background:var(--coral-soft); color:var(--coral-ink);}
.status-badge.st-mastered{background:var(--teal-soft); color:var(--teal-ink);}

.reveal-btn{
  margin-top:10px; border:1.5px dashed var(--border); background:transparent; color:var(--accent);
  font-size:12.5px; font-weight:700; padding:7px 10px; border-radius:99px; width:100%; text-align:center;
  transition:background .12s ease, border-color .12s ease;
}
.reveal-btn:hover{background:var(--accent-soft); border-color:var(--accent);}

.vocab-reveal{max-height:0; overflow:hidden; opacity:0; transition:max-height .22s ease, opacity .18s ease;}
.vocab-reveal.open{max-height:260px; opacity:1; margin-top:10px;}
.vocab-reveal .tr{color:var(--accent); font-weight:700; font-size:14px;}
.vocab-reveal .ex-tr{color:var(--ink-soft); font-size:12.5px; margin-top:4px; line-height:1.5;}
.vocab-reveal .ex-tr{font-style:italic;}

.mastery-row{display:flex; gap:8px; margin-top:10px;}
.mastery-btn{flex:1; border:none; border-radius:var(--radius-sm); padding:8px 6px; font-size:11.5px; font-weight:700; cursor:pointer; transition:filter .12s ease;}
.mastery-btn:hover{filter:brightness(1.06);}
.mastery-btn.know{background:rgba(46,196,182,0.18); color:#0d8268; border:1px solid rgba(46,196,182,0.35);}
.mastery-btn.unsure{background:rgba(255,159,28,0.18); color:#b45309; border:1px solid rgba(255,159,28,0.35);}
.mastery-btn.unknown{background:rgba(231,29,54,0.18); color:#c81e32; border:1px solid rgba(231,29,54,0.35);}
.mastery-btn:active{transform:scale(0.97);}

.status-badge.st-mastered{background:rgba(46,196,182,0.18); color:#0d8268; border:1px solid rgba(46,196,182,0.35);}
.status-badge.st-unsure{background:rgba(255,159,28,0.18); color:#b45309; border:1px solid rgba(255,159,28,0.35);}
.status-badge.st-unknown{background:rgba(231,29,54,0.18); color:#c81e32; border:1px solid rgba(231,29,54,0.35);}
.status-badge.st-learning{background:rgba(75,50,195,0.12); color:#4B32C3; border:1px solid rgba(75,50,195,0.25);}
.status-badge.st-repeated{background:#fee2e2; color:#b91c1c; font-weight:800; border:1px solid #ef4444; animation:pulse-glow 2s infinite;}

.exp-list{display:flex; flex-direction:column; gap:10px;}
.exp-item{
  border:1px solid var(--border); border-radius:var(--radius-md); padding:13px 14px; background:var(--surface-2);
}
.exp-item .exp-en{font-weight:700; font-size:14px; color:var(--ink);}
.exp-item .exp-example{color:var(--ink-soft); font-size:12px; margin-top:5px; font-style:italic; line-height:1.45;}
.exp-item .vocab-reveal.open{margin-top:9px;}
.exp-item .vocab-reveal .ex-tr{font-style:normal;}

.bullet-list{margin:0; padding-left:20px; font-size:13.5px; line-height:1.85; color:var(--ink-soft);}
.grammar-box{border:1px dashed var(--border); border-radius:var(--radius-md); padding:14px; background:var(--surface-2); margin-top:10px;}
.grammar-box .ex-sent{font-size:13px; margin-top:4px; color:var(--ink-soft);}

.qtype-grid{display:grid; grid-template-columns:1fr 1fr; gap:10px;}
.qtype-chip{border:1px solid var(--border); border-radius:var(--radius-sm); padding:10px 12px; font-size:13px; font-weight:600; background:var(--surface-2);}

.example-q{border:1px solid var(--border); border-radius:var(--radius-md); padding:15px; background:var(--surface-2); margin-bottom:10px;}
.example-q .qtext{font-weight:600; font-size:14px;}
.example-q .opts{margin-top:9px; display:flex; flex-direction:column; gap:6px;}
.example-q .opt{padding:8px 10px; border-radius:8px; font-size:13.5px; border:1px solid var(--border);}
.example-q .opt.correct{background:var(--teal-soft); border-color:var(--teal); font-weight:700;}
.example-q .why{margin-top:9px; font-size:12.5px; color:var(--ink-faint); background:var(--bg-soft); padding:9px 11px; border-radius:8px;}

/* structured 4-part explanation (Neden / İpucu / Çeldirici Analizi / LGS Taktiği) */
.explain-block{margin-top:12px; display:flex; flex-direction:column; gap:8px;}
.explain-row{display:flex; flex-direction:column; gap:2px; background:var(--bg-soft); border-radius:var(--radius-sm); padding:9px 12px;}
.explain-label{font-size:11px; font-weight:800; text-transform:uppercase; letter-spacing:.04em; color:var(--ink-faint);}
.explain-label.why{color:var(--teal);}
.explain-label.clue{color:var(--accent);}
.explain-label.distractor{color:var(--coral);}
.explain-text{font-size:13px; color:var(--ink-soft); line-height:1.55;}
.tactic-callout{
  margin-top:10px; padding:11px 14px; border-radius:var(--radius-sm); font-size:13px; line-height:1.55;
  background:var(--amber-soft); border:1px solid var(--amber); color:var(--ink);
}
.tactic-callout b{color:var(--ink);}

/* ---------- QUIZ ---------- */
.quiz-head{display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;}
.quiz-progress{flex:1; min-width:120px; height:8px; background:var(--bg-soft); border-radius:99px; overflow:hidden;}
.quiz-progress i{display:block; height:100%; background:var(--accent); border-radius:99px; transition:width .3s ease;}
.quiz-meta{font-size:12.5px; color:var(--ink-faint); font-weight:700; white-space:nowrap;}
.quiz-tag{display:flex; gap:6px; margin-top:14px; flex-wrap:wrap;}
.q-card{margin-top:14px;}
.q-card .qtext{font-size:16.5px; font-weight:700; line-height:1.5;}
.q-card .passage{font-size:13.5px; color:var(--ink-soft); background:var(--bg-soft); padding:12px 14px; border-radius:var(--radius-sm); margin-bottom:12px; line-height:1.65;}
.q-opts{margin-top:16px; display:flex; flex-direction:column; gap:9px;}
.q-opt{
  text-align:left; padding:12px 14px; border-radius:var(--radius-sm); border:1.5px solid var(--border);
  background:var(--surface); font-size:14px; font-weight:600; color:var(--ink);
}
.q-opt:hover{border-color:var(--accent);}
.q-opt.selected{border-color:var(--accent); background:var(--accent-soft);}
.q-opt.correct{border-color:var(--teal); background:var(--teal-soft); color:var(--teal-ink);}
.q-opt.wrong{border-color:var(--coral); background:var(--coral-soft); color:var(--coral-ink);}
.q-opt[disabled]{cursor:default;}
.feedback-box{margin-top:14px; padding:12px 14px; border-radius:var(--radius-sm); font-size:13px; background:var(--bg-soft); color:var(--ink-soft); line-height:1.6;}
.quiz-actions{margin-top:18px; display:flex; justify-content:flex-end; gap:10px;}

.result-card{text-align:center; padding:34px 20px;}
.result-card .emoji{font-size:44px;}
.result-card h2{margin-top:8px; font-size:22px;}
.result-card .score{font-family:var(--font-display); font-size:38px; margin-top:6px; color:var(--accent);}
.result-card .xp-earn{margin-top:6px; font-weight:700; color:var(--amber); font-size:14px;}
.result-row{display:flex; justify-content:center; gap:26px; margin-top:18px; flex-wrap:wrap;}
.result-row .mini-stat{min-width:100px;}

/* ---------- EXAM TABLES / CHARTS (spiral & past-exam questions) ---------- */
.exam-table-wrap{overflow-x:auto; margin:12px 0;}
.exam-table{width:100%; border-collapse:collapse; font-size:12.5px;}
.exam-table th, .exam-table td{border:1px solid var(--border); padding:8px 10px; text-align:left;}
.exam-table th{background:var(--bg-soft); font-weight:700; color:var(--ink);}
.exam-table td{color:var(--ink-soft);}
.exam-chart{margin:12px 0; padding:14px; background:var(--surface-2); border-radius:var(--radius-md); border:1px solid var(--border);}
.exam-chart .chart-title{font-weight:700; font-size:13px; margin-bottom:10px; color:var(--ink);}
.pie-wrap{display:flex; align-items:center; gap:18px; flex-wrap:wrap;}
.pie-visual{width:110px; height:110px; border-radius:50%; flex-shrink:0;}
.pie-legend{display:flex; flex-direction:column; gap:6px; font-size:12.5px; color:var(--ink-soft);}
.pie-legend .dot{display:inline-block; width:10px; height:10px; border-radius:3px; margin-right:6px;}
.bar-chart-legend{display:flex; gap:16px; font-size:12px; color:var(--ink-soft); margin-bottom:10px;}
.bar-chart-legend .dot{display:inline-block; width:10px; height:10px; border-radius:3px; margin-right:5px;}
.bar-chart-grid{display:flex; align-items:flex-end; gap:12px; height:150px; padding-top:10px;}
.bar-group{display:flex; flex-direction:column; align-items:center; flex:1; height:100%; justify-content:flex-end;}
.bar-pair{display:flex; align-items:flex-end; gap:4px; height:120px; width:100%; justify-content:center;}
.bar-col{width:16px; border-radius:4px 4px 0 0; min-height:3px; transition:height .3s ease;}
.bar-cat-label{font-size:11px; color:var(--ink-faint); margin-top:6px; text-align:center;}

/* ---------- GAMES ---------- */
.game-grid{display:grid; grid-template-columns:1fr 1fr; gap:14px;}
.game-card{
  border:1px solid var(--border); border-radius:var(--radius-lg); padding:18px; background:var(--surface);
  display:flex; flex-direction:column; gap:8px; cursor:pointer; transition:transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.game-card:hover{transform:translateY(-3px); box-shadow:0 10px 24px var(--shadow); border-color:var(--accent);}
.game-card .gi{font-size:30px;}
.game-card h3{font-size:15.5px;}
.game-card p{font-size:12.5px; color:var(--ink-faint); line-height:1.5;}

.unit-picker{display:flex; gap:8px; flex-wrap:wrap;}
.unit-pick-btn{
  padding:9px 14px; border-radius:99px; border:1.5px solid var(--border); background:var(--surface); font-weight:700; font-size:13px; color:var(--ink-soft);
}
.unit-pick-btn.active{color:var(--accent-ink); border-color:transparent;}

.match-grid{display:grid; grid-template-columns:1fr 1fr; gap:10px; margin-top:16px;}
.match-col{display:flex; flex-direction:column; gap:8px;}
.match-tile{
  padding:12px 12px; border-radius:var(--radius-sm); border:1.5px solid var(--border); background:var(--surface);
  font-size:13.5px; font-weight:600; text-align:left;
}
.match-tile.selected{border-color:var(--accent); background:var(--accent-soft);}
.match-tile.matched{border-color:var(--teal); background:var(--teal-soft); opacity:.6;}
.match-tile.shake{border-color:var(--coral); background:var(--coral-soft);}

.memory-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:9px; margin-top:16px;}
.mem-card{
  aspect-ratio:1/0.85; border-radius:var(--radius-sm); background:var(--accent); display:flex; align-items:center; justify-content:center;
  color:var(--accent-ink); font-size:12px; font-weight:700; text-align:center; padding:6px; border:none;
}
.mem-card.flipped, .mem-card.matched{background:var(--surface); color:var(--ink); border:1.5px solid var(--border);}
.mem-card.matched{border-color:var(--teal); background:var(--teal-soft);}

.scramble-letters{display:flex; gap:8px; justify-content:center; flex-wrap:wrap; margin:22px 0;}
.scr-letter{
  width:42px; height:42px; border-radius:10px; background:var(--accent-soft); color:var(--accent); font-family:var(--font-display);
  font-size:19px; display:flex; align-items:center; justify-content:center; font-weight:700;
}
.scramble-input{
  width:100%; padding:13px 14px; border-radius:var(--radius-sm); border:1.5px solid var(--border); font-size:16px;
  text-align:center; font-family:var(--font-mono); background:var(--surface-2); color:var(--ink);
}
.scramble-hint{font-size:12.5px; color:var(--ink-faint); text-align:center; margin-top:8px;}

.qc-timer{font-family:var(--font-mono); font-size:22px; font-weight:700; color:var(--coral);}
.qc-word{font-family:var(--font-display); font-size:30px; text-align:center; margin:22px 0 6px;}

/* ---------- REVIEW / PROFILE ---------- */
.wrong-item{border:1px solid var(--border); border-radius:var(--radius-md); padding:13px 14px; margin-bottom:9px; background:var(--surface-2);}
.wrong-item .qtext{font-size:13.5px; font-weight:600;}
.wrong-item .meta{font-size:11.5px; color:var(--ink-faint); margin-top:4px;}
.empty-state{text-align:center; padding:36px 20px; color:var(--ink-faint);}
.empty-state .em{font-size:34px;}

/* ---------- TOAST ---------- */
#toast-wrap{position:fixed; top:18px; right:18px; z-index:999; display:flex; flex-direction:column; gap:8px;}
.toast{
  background:var(--ink); color:var(--surface); padding:12px 16px; border-radius:var(--radius-sm); font-size:13px; font-weight:600;
  box-shadow:0 6px 20px rgba(0,0,0,.25); display:flex; align-items:center; gap:9px; animation:toastin .25s ease;
}
[data-theme="dark"] .toast{background:var(--accent); color:var(--accent-ink);}
@keyframes toastin{from{opacity:0; transform:translateY(-8px);} to{opacity:1; transform:none;}}
.toast.toast-out{animation:toastout .22s ease forwards; pointer-events:none;}
@keyframes toastout{to{opacity:0; transform:translateY(-8px);}}

/* ---------- MOBILE ---------- */
.bottomnav{display:none;}
@media (max-width: 860px){
  .sidebar{display:none;}
  #app{display:block;}
  .main{padding:16px 14px 90px;}
  .topbar{
    display:flex; align-items:center; justify-content:space-between; margin-bottom:16px; position:sticky; top:0;
    background:var(--bg); z-index:5; padding:6px 0 10px;
  }
  .topbar .brand{gap:8px;}
  .topbar .brand .mark{width:32px; height:32px; font-size:16px; border-radius:10px;}
  .topbar .brand .name{font-size:14.5px;}
  .topbar .tb-actions{display:flex; gap:8px; align-items:center;}
  .topbar .icon-btn{
    width:34px; height:34px; border-radius:10px; border:1px solid var(--border); background:var(--surface);
    display:flex; align-items:center; justify-content:center; font-size:15px;
  }
  .bottomnav{
    display:flex; position:fixed; bottom:0; left:0; right:0; background:var(--surface); border-top:1px solid var(--border);
    z-index:10; padding:6px 4px calc(6px + env(safe-area-inset-bottom));
  }
  .bottomnav .navlink{flex:1; flex-direction:column; gap:2px; align-items:center; padding:6px 2px; font-size:10px; border-radius:10px;}
  .bottomnav .navlink .ic{font-size:19px;}
  .grid2{grid-template-columns:1fr;}
  .grid3{grid-template-columns:1fr 1fr;}
  .vocab-grid{grid-template-columns:1fr;}
  .qtype-grid{grid-template-columns:1fr;}
  .game-grid{grid-template-columns:1fr;}
  .memory-grid{grid-template-columns:repeat(3,1fr);}
  .hero-stats{gap:14px;}
}

/* ---------- TEACHER SYSTEM ---------- */
.teacher-login-wrap{
  max-width:420px; margin:40px auto; padding:0 16px;
}
.teacher-login-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:32px 28px; box-shadow:0 4px 24px var(--shadow);
}
.teacher-login-card h2{font-size:22px; text-align:center;}
.teacher-login-card .tl-sub{text-align:center; font-size:13px; color:var(--ink-soft); margin-top:6px;}
.teacher-login-card .tl-icon{text-align:center; font-size:36px; margin-bottom:8px;}
.tl-form{display:flex; flex-direction:column; gap:14px; margin-top:22px;}
.tl-field{display:flex; flex-direction:column; gap:5px;}
.tl-field label{font-size:12.5px; font-weight:700; color:var(--ink-soft);}
.tl-input{
  padding:11px 14px; border-radius:var(--radius-sm); border:1.5px solid var(--border);
  background:var(--surface-2); color:var(--ink); font-size:14px; font-family:var(--font-body);
  transition:border-color .15s ease;
}
.tl-input:focus{outline:none; border-color:var(--accent);}
.tl-input::placeholder{color:var(--ink-faint);}
.tl-remember{display:flex; align-items:center; gap:8px; font-size:12.5px; color:var(--ink-soft);}
.tl-remember input[type="checkbox"]{accent-color:var(--accent); width:16px; height:16px;}
.tl-error{font-size:12.5px; color:var(--coral); text-align:center; min-height:18px;}
.tl-demo-info{
  margin-top:16px; padding:11px 14px; border-radius:var(--radius-sm);
  background:var(--accent-soft); font-size:12px; color:var(--accent); text-align:center; line-height:1.6;
}
.tl-back{text-align:center; margin-top:16px;}
.tl-back a{font-size:13px; color:var(--ink-faint); text-decoration:none; font-weight:600; transition:color .12s ease;}
.tl-back a:hover{color:var(--accent);}

/* teacher nav link in sidebar */
.teacher-login-link{
  display:flex; align-items:center; gap:8px; padding:9px 12px; border-radius:var(--radius-sm);
  background:transparent; border:1px dashed var(--border); color:var(--ink-faint); font-size:12.5px;
  font-weight:600; cursor:pointer; transition:all .12s ease; width:100%; text-align:left;
}
.teacher-login-link:hover{border-color:var(--accent); color:var(--accent); background:var(--accent-soft);}

/* teacher dashboard */
.teacher-header{
  background:linear-gradient(135deg, #2d3748 0%, #4a5568 60%, #2d3748 100%);
  border-radius:var(--radius-lg); padding:26px 28px; color:#fff; position:relative;
  box-shadow:0 12px 32px rgba(0,0,0,0.2);
}
[data-theme="dark"] .teacher-header{
  background:linear-gradient(135deg, #1a1040 0%, #2d2560 60%, #1a1040 100%);
}
.teacher-header h1{font-size:24px;}
.teacher-header .th-sub{font-size:13px; opacity:.85; margin-top:4px;}
.teacher-header .th-meta{font-size:11.5px; opacity:.7; margin-top:12px;}
.teacher-badge{
  display:inline-flex; align-items:center; gap:6px; padding:4px 10px; border-radius:99px;
  background:rgba(255,255,255,.15); font-size:11px; font-weight:700; color:#fff;
}
.teacher-quick-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-top:16px;}
.teacher-quick-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md);
  padding:16px; cursor:pointer; transition:all .12s ease; text-align:center;
}
.teacher-quick-card:hover{transform:translateY(-2px); box-shadow:0 8px 20px var(--shadow); border-color:var(--accent);}
.teacher-quick-card .tqc-icon{font-size:24px;}
.teacher-quick-card .tqc-label{font-size:12.5px; font-weight:700; color:var(--ink-soft); margin-top:6px;}
.teacher-quick-card .tqc-val{font-family:var(--font-display); font-size:18px; color:var(--ink); margin-top:2px;}

/* feedback FAB */
#feedbackFab{
  position:fixed; bottom:22px; right:22px; z-index:50;
  display:none; /* hidden by default, shown when teacher is logged in */
}
.feedback-fab-btn{
  display:flex; align-items:center; gap:7px; padding:10px 16px; border-radius:99px;
  background:var(--accent); color:var(--accent-ink); border:none; font-size:13px; font-weight:700;
  box-shadow:0 4px 16px rgba(78,58,150,0.3); cursor:pointer;
  transition:transform .12s ease, box-shadow .12s ease;
  font-family:var(--font-body);
}
.feedback-fab-btn:hover{transform:translateY(-2px); box-shadow:0 6px 20px rgba(78,58,150,0.4);}
.feedback-fab-btn:active{transform:scale(.96);}
@media (max-width:860px){
  #feedbackFab{bottom:80px; right:14px;}
  .feedback-fab-btn{padding:9px 14px; font-size:12px;}
}

/* feedback modal */
#feedbackModalOverlay{
  display:none; position:fixed; inset:0; z-index:100;
  background:rgba(0,0,0,.45); backdrop-filter:blur(4px);
  justify-content:center; align-items:center; padding:16px;
}
#feedbackModalOverlay.open{display:flex;}
.feedback-modal{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:24px; max-width:440px; width:100%; box-shadow:0 12px 40px var(--shadow);
  animation:fbModalIn .2s ease;
  max-height:90vh; overflow-y:auto;
}
@keyframes fbModalIn{from{opacity:0; transform:translateY(12px);} to{opacity:1; transform:none;}}
.feedback-modal h3{font-size:17px; display:flex; align-items:center; justify-content:space-between;}
.feedback-modal .fb-close{
  background:none; border:none; font-size:18px; color:var(--ink-faint); cursor:pointer; padding:4px;
  border-radius:6px; transition:background .12s ease;
}
.feedback-modal .fb-close:hover{background:var(--bg-soft);}
.feedback-modal .fb-context{
  margin-top:10px; padding:9px 12px; border-radius:var(--radius-sm);
  background:var(--bg-soft); font-size:11.5px; color:var(--ink-faint); line-height:1.6;
}
.feedback-modal .fb-context b{color:var(--ink-soft);}
.fb-form{display:flex; flex-direction:column; gap:12px; margin-top:16px;}
.fb-form label{font-size:12.5px; font-weight:700; color:var(--ink-soft);}
.fb-select{
  padding:10px 12px; border-radius:var(--radius-sm); border:1.5px solid var(--border);
  background:var(--surface-2); color:var(--ink); font-size:13.5px; font-family:var(--font-body);
  appearance:auto; cursor:pointer;
}
.fb-select:focus{outline:none; border-color:var(--accent);}
.fb-textarea{
  padding:10px 12px; border-radius:var(--radius-sm); border:1.5px solid var(--border);
  background:var(--surface-2); color:var(--ink); font-size:13.5px; font-family:var(--font-body);
  min-height:80px; resize:vertical;
}
.fb-textarea:focus{outline:none; border-color:var(--accent);}
.fb-textarea::placeholder{color:var(--ink-faint);}
.fb-charcount{font-size:11px; color:var(--ink-faint); text-align:right; margin-top:-6px;}
.fb-actions{display:flex; gap:10px; justify-content:flex-end; margin-top:4px;}

/* feedback list (teacher feedback dashboard) */
.fb-list{display:flex; flex-direction:column; gap:10px; margin-top:14px;}
.fb-item{
  border:1px solid var(--border); border-radius:var(--radius-md); padding:14px;
  background:var(--surface-2); transition:border-color .12s ease;
}
.fb-item:hover{border-color:var(--accent);}
.fb-item-head{display:flex; align-items:center; justify-content:space-between; gap:10px; flex-wrap:wrap;}
.fb-item-type{
  display:inline-flex; align-items:center; gap:5px; padding:3px 9px; border-radius:99px;
  font-size:11px; font-weight:700; background:var(--accent-soft); color:var(--accent);
}
.fb-item-date{font-size:11px; color:var(--ink-faint);}
.fb-item-msg{font-size:13px; color:var(--ink-soft); margin-top:8px; line-height:1.55;}
.fb-item-context{font-size:11.5px; color:var(--ink-faint); margin-top:6px;}
.fb-item-status{
  display:inline-flex; align-items:center; gap:4px; padding:3px 8px; border-radius:99px;
  font-size:10px; font-weight:800; background:var(--teal-soft); color:var(--teal-ink);
}
.fb-filter-row{display:flex; gap:6px; flex-wrap:wrap; margin-top:12px;}
.fb-filter-btn{
  padding:6px 12px; border-radius:99px; border:1px solid var(--border); background:var(--surface);
  font-size:12px; font-weight:600; color:var(--ink-soft); cursor:pointer; transition:all .12s ease;
}
.fb-filter-btn:hover{border-color:var(--accent);}
.fb-filter-btn.active{background:var(--ink); color:var(--surface); border-color:var(--ink);}
[data-theme="dark"] .fb-filter-btn.active{background:var(--accent); color:var(--accent-ink); border-color:var(--accent);}

/* question feedback inline button */
.q-feedback-btn{
  display:inline-flex; align-items:center; gap:5px; padding:5px 10px; border-radius:99px;
  background:transparent; border:1px dashed var(--border); color:var(--ink-faint); font-size:11.5px;
  font-weight:600; cursor:pointer; transition:all .12s ease; margin-top:8px;
}
.q-feedback-btn:hover{border-color:var(--accent); color:var(--accent); background:var(--accent-soft);}

@media (max-width:860px){
  .teacher-quick-grid{grid-template-columns:1fr 1fr;}
  .feedback-modal{padding:20px 16px; max-width:100%;}
  .teacher-login-wrap{padding:0 10px; margin-top:20px;}
}
@media (max-width:480px){
  .teacher-quick-grid{grid-template-columns:1fr;}
}

/* ---------- STUDENT PROGRESS REPORT & DOWNLOAD ---------- */
.progress-download-card{
  background: linear-gradient(135deg, rgba(108,78,245,0.06) 0%, rgba(23,179,163,0.06) 100%);
  border: 1.5px solid var(--accent);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-top: 16px;
  position: relative;
  overflow: hidden;
}
.progress-download-card .pd-head{
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.progress-download-card h3{
  font-size: 17px; display: flex; align-items: center; gap: 8px; color: var(--ink);
}
.progress-download-card p{
  font-size: 13px; color: var(--ink-soft); line-height: 1.6; margin-top: 6px; max-width: 580px;
}
.progress-download-btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; font-weight: 700; font-size: 14px; border-radius: var(--radius-sm);
  background: var(--accent); color: var(--accent-ink); border: none; cursor: pointer;
  box-shadow: 0 4px 14px var(--shadow); transition: all .15s ease;
  font-family: var(--font-body);
}
.progress-download-btn:hover{ filter: brightness(1.08); transform: translateY(-1px); }
.progress-download-btn:active{ transform: scale(.98); }
.progress-download-btn.loading{ opacity: .7; pointer-events: none; }

/* Report Modal & Printable Layout */
#progressReportModalOverlay{
  display: none; position: fixed; inset: 0; z-index: 110;
  background: rgba(0,0,0,0.55); backdrop-filter: blur(5px);
  justify-content: center; align-items: center; padding: 16px;
}
#progressReportModalOverlay.open{ display: flex; }
.report-modal-dialog{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  max-width: 840px; width: 100%; max-height: 92vh; display: flex; flex-direction: column;
  box-shadow: 0 16px 48px var(--shadow); animation: fbModalIn .2s ease;
}
.report-modal-header{
  padding: 16px 22px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.report-modal-body{
  padding: 24px; overflow-y: auto; flex: 1; font-size: 13px; color: var(--ink);
}
.report-modal-footer{
  padding: 12px 22px; border-top: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 12px; background: var(--surface-2); border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* Printable Progress Document Styling inside Modal */
.printable-report{
  background: #ffffff; color: #1e1b2e; padding: 24px; border-radius: 12px; border: 1px solid #e2dcfa;
  font-family: var(--font-body); line-height: 1.5;
}
.pr-header{
  background: linear-gradient(135deg, #4b32c3 0%, #17a08f 100%);
  color: #ffffff; padding: 20px 24px; border-radius: 10px; margin-bottom: 20px;
}
.pr-header h1{ font-size: 20px; color: #ffffff; margin: 0; font-family: var(--font-display); }
.pr-header p{ margin: 4px 0 0; font-size: 12px; opacity: .9; }
.pr-meta{ font-size: 11px; opacity: .85; margin-top: 8px; display: flex; gap: 16px; flex-wrap: wrap; }
.pr-grid3{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 18px; }
.pr-grid2{ display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 18px; }
.pr-stat-box{
  background: #f8f6fe; border: 1px solid #e6e0f8; border-radius: 8px; padding: 12px; text-align: center;
}
.pr-stat-label{ font-size: 11px; color: #6f688e; font-weight: 700; text-transform: uppercase; }
.pr-stat-val{ font-size: 18px; font-weight: 800; color: #3c2999; margin-top: 4px; font-family: var(--font-display); }
.pr-table{
  width: 100%; border-collapse: collapse; margin-top: 10px; margin-bottom: 18px; font-size: 12px;
}
.pr-table th, .pr-table td{
  border: 1px solid #e5dff7; padding: 8px 10px; text-align: left;
}
.pr-table th{
  background: #ede8fc; font-weight: 700; color: #2d2458;
}
.pr-table tr:nth-child(even){ background: #faf9ff; }
.pr-section-title{
  font-size: 14px; font-weight: 800; color: #2d2458; margin: 18px 0 8px; display: flex; align-items: center; gap: 6px;
  border-bottom: 2px solid #ede8fc; padding-bottom: 4px; font-family: var(--font-display);
}
.pr-badge-pill{
  display: inline-flex; align-items: center; gap: 4px; padding: 4px 8px; border-radius: 99px; background: #fff4d9; border: 1px solid #fce299; font-size: 11px; font-weight: 700; margin: 3px;
}
.pr-footer{
  margin-top: 24px; padding-top: 12px; border-top: 1px dashed #dcd5f2; text-align: center; font-size: 11px; color: #7f789e;
}

/* =========================================================
   AUTH PORTAL & ADMIN PANEL STYLING
   ========================================================= */
.auth-container {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px 16px;
}
.auth-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 16px 40px rgba(75, 50, 195, 0.12);
  width: 100%;
  max-width: 440px;
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
}
.auth-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
}
.auth-header {
  text-align: center;
  margin-bottom: 26px;
}
.auth-header .logo-badge {
  font-size: 38px;
  margin-bottom: 8px;
}
.auth-header h1 {
  font-size: 24px;
  font-weight: 800;
  color: var(--ink);
  margin: 0;
  letter-spacing: -0.5px;
}
.auth-header p {
  font-size: 13.5px;
  color: var(--ink-faint);
  margin: 6px 0 0;
}
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.auth-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: left;
}
.auth-field label {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ink-soft);
}
.auth-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: #ffffff; background: var(--surface-card, #ffffff);
  color: var(--ink);
  font-size: 14px;
  font-family: inherit;
  transition: all 0.2s ease;
  box-sizing: border-box;
}
.auth-input:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(108, 78, 245, 0.15);
}
.auth-btn {
  display: block;
  width: 100%;
  padding: 14px 20px;
  min-height: 48px;
  border-radius: 12px;
  border: none;
  background: #4B32C3;
  background: linear-gradient(135deg, #4B32C3 0%, #6848e8 100%);
  color: #ffffff !important;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.5px;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(75, 50, 195, 0.35);
  transition: all 0.2s ease;
  margin-top: 10px;
  text-align: center;
  box-sizing: border-box;
}
.auth-btn:hover {
  background: linear-gradient(135deg, #3f28ad 0%, #573ac8 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(75, 50, 195, 0.45);
}
.auth-btn:active {
  transform: translateY(0);
}
.auth-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(75, 50, 195, 0.4);
}
.auth-btn:active {
  transform: translateY(0);
}
.auth-footer-links {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: center;
  font-size: 13px;
  color: var(--ink-faint);
}
.auth-footer-links a {
  color: var(--brand-primary);
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
}
.auth-footer-links a:hover {
  text-decoration: underline;
}
.auth-demo-chips {
  margin-top: 24px;
  padding: 14px;
  background: #f6f4fe;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--brand-primary-soft);
  text-align: left;
}
.auth-demo-chips-title {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--brand-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.demo-chip-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.demo-chip {
  padding: 6px 10px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 11.5px;
  cursor: pointer;
  transition: all 0.15s ease;
  color: var(--ink);
}
.demo-chip:hover {
  border-color: var(--brand-primary);
  background: #fbfaff;
  color: var(--brand-primary);
}

/* ADMIN PANEL STYLING */
.admin-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: linear-gradient(135deg, #2D2458, #4B32C3);
  color: #fff;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.admin-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin: 16px 0 24px;
}
.admin-stat-card {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.admin-stat-icon {
  font-size: 24px;
  margin-bottom: 4px;
}
.admin-stat-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.admin-stat-val {
  font-size: 24px;
  font-weight: 800;
  color: var(--ink);
  font-family: var(--font-display);
}
.admin-stat-sub {
  font-size: 11px;
  color: var(--ink-soft);
}

.admin-table-container {
  overflow-x: auto;
  margin-top: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
}
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
}
.admin-table th {
  background: var(--surface-2);
  color: var(--brand-primary);
  font-weight: 800;
  padding: 12px 14px;
  border-bottom: 1.5px solid var(--border);
  white-space: nowrap;
}
.admin-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--ink);
}
.admin-table tr:last-child td {
  border-bottom: none;
}
.admin-table tr:hover td {
  background: var(--bg-soft);
}

.admin-filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin: 14px 0;
}
.admin-filter-select, .admin-filter-input {
  padding: 8px 12px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  font-size: 13px;
  font-family: inherit;
}
.admin-filter-select:focus, .admin-filter-input:focus {
  outline: none;
  border-color: var(--brand-primary);
}

.admin-student-header {
  background: linear-gradient(135deg, #2d2458, #4b32c3);
  color: #fff;
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.admin-student-header h2 {
  color: #fff;
  margin: 0;
  font-size: 22px;
}
.admin-student-header p {
  color: #e2dcfa;
  margin: 4px 0 0;
  font-size: 13px;
}

.admin-nav-user-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  background: #f2effc;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 700;
  color: var(--brand-primary);
  margin-left: 8px;
}

@media (max-width: 768px) {
  .auth-card {
    padding: 26px 20px;
  }
  .admin-stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .admin-student-header {
    flex-direction: column;
    align-items: flex-start;
  }
}


/* =========================================================
   iOS SAFARI & MOBILE TOUCH OPTIMIZATIONS
   ========================================================= */
html, body {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  overflow-x: hidden;
}
#app {
  min-height: 100vh;
  min-height: 100dvh;
  min-height: -webkit-fill-available;
}
button, a, input, select, textarea, .navlink, .card, .trail-card, .btn {
  touch-action: manipulation;
}
/* Prevent iOS auto-zoom on input focus */
@media (max-width: 860px) {
  input, select, textarea, .auth-input, .fb-select, .fb-textarea, .admin-filter-select, .admin-filter-input {
    font-size: 16px !important;
  }
}
/* Safe Area insets for iPhone notch and home bar */
.bottomnav {
  padding-bottom: calc(8px + env(safe-area-inset-bottom)) !important;
}
.topbar {
  padding-top: calc(8px + env(safe-area-inset-top)) !important;
}
.admin-table-container, .report-modal-body {
  -webkit-overflow-scrolling: touch;
}
.modal-overlay, #feedbackModalOverlay, #progressReportModalOverlay {
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}


.admin-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(18, 14, 38, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px 16px;
  z-index: 99999;
}
.admin-modal-card {
  background: var(--surface, #ffffff);
  border: 1px solid var(--border, #e4ddfa);
  border-radius: 18px;
  padding: 28px 24px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  animation: adminModalFadeIn 0.25s ease-out;
}
@keyframes adminModalFadeIn {
  from { opacity: 0; transform: translateY(12px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* DRAMATICALLY LARGE ICONS (46PX) WITH SMALL SUBTLE LABELS (11PX) */
.sidebar {
  width: 260px !important;
  padding: 20px 14px !important;
}

.nav-custom-icon {
  width: 24px !important;
  height: 24px !important;
  min-width: 24px !important;
  min-height: 24px !important;
  max-width: 24px !important;
  max-height: 24px !important;
  object-fit: contain !important;
  display: inline-block !important;
  vertical-align: middle !important;
  flex-shrink: 0 !important;
  margin-right: 10px !important;
}

.navlink {
  display: flex !important;
  align-items: center !important;
  gap: 15px !important;
  padding: 8px 12px !important;
  font-size: 11px !important;
  font-weight: 700 !important;
  letter-spacing: 0.3px !important;
  text-transform: capitalize !important;
  border-radius: 14px !important;
  color: var(--ink-soft) !important;
  transition: all 0.2s ease !important;
}

.navlink:hover {
  background: var(--surface-2, rgba(108, 78, 245, 0.08)) !important;
  color: var(--ink) !important;
}

.navlink:hover .nav-custom-icon {
  width: 24px !important;
  height: 24px !important;
  min-width: 24px !important;
  min-height: 24px !important;
  max-width: 24px !important;
  max-height: 24px !important;
  object-fit: contain !important;
  display: inline-block !important;
  vertical-align: middle !important;
  flex-shrink: 0 !important;
  margin-right: 10px !important;
}

.navlink.active {
  background: var(--brand-primary, #4B32C3) !important;
  color: #ffffff !important;
  font-weight: 800 !important;
}

.navlink.active .nav-custom-icon {
  width: 24px !important;
  height: 24px !important;
  min-width: 24px !important;
  min-height: 24px !important;
  max-width: 24px !important;
  max-height: 24px !important;
  object-fit: contain !important;
  display: inline-block !important;
  vertical-align: middle !important;
  flex-shrink: 0 !important;
  margin-right: 10px !important;
}

.bottomnav {
  padding: 6px 4px calc(8px + env(safe-area-inset-bottom)) !important;
}

.bottomnav .navlink {
  padding: 4px 2px !important;
  gap: 2px !important;
  font-size: 8.5px !important;
  font-weight: 700 !important;
  letter-spacing: 0.1px !important;
}

.bottomnav .navlink .nav-custom-icon {
  width: 24px !important;
  height: 24px !important;
  min-width: 24px !important;
  min-height: 24px !important;
  max-width: 24px !important;
  max-height: 24px !important;
  object-fit: contain !important;
  display: inline-block !important;
  vertical-align: middle !important;
  flex-shrink: 0 !important;
  margin-right: 10px !important;
}


/* MASTER BRAND LOGO STYLES */
.brand-logo-img {
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  object-fit: contain;
  border-radius: 12px;
  filter: drop-shadow(0 3px 8px rgba(75, 50, 195, 0.22));
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  display: block;
}

.brand:hover .brand-logo-img {
  transform: scale(1.08) rotate(-2deg);
}

.auth-logo-img {
  width: 72px;
  height: 72px;
  object-fit: contain;
  border-radius: 18px;
  margin: 0 auto 12px;
  display: block;
  filter: drop-shadow(0 6px 18px rgba(75, 50, 195, 0.25));
}


/* AUTH VECTOR ICONS FAMILY */
.auth-vector-icon {
  width: 68px;
  height: 68px;
  margin: 0 auto 14px;
  display: block;
  filter: drop-shadow(0 6px 16px rgba(75, 50, 195, 0.2));
  transition: transform 0.24s cubic-bezier(0.16, 1, 0.3, 1);
}

.auth-card:hover .auth-vector-icon {
  transform: scale(1.08) translateY(-2px);
}


/* =========================================================
   STANDARD CLEAN ICON SIZES (SIDEBAR, BOTTOMNAV, AUTH CARDS)
   ========================================================= */

.nav-custom-icon {
  width: 24px !important;
  height: 24px !important;
  min-width: 24px !important;
  min-height: 24px !important;
  max-width: 24px !important;
  max-height: 24px !important;
  object-fit: contain !important;
  display: inline-block !important;
  vertical-align: middle !important;
  flex-shrink: 0 !important;
  margin-right: 10px !important;
}

.navlink:hover .nav-custom-icon {
  width: 24px !important;
  height: 24px !important;
  min-width: 24px !important;
  min-height: 24px !important;
  max-width: 24px !important;
  max-height: 24px !important;
  object-fit: contain !important;
  display: inline-block !important;
  vertical-align: middle !important;
  flex-shrink: 0 !important;
  margin-right: 10px !important;
}

.navlink.active .nav-custom-icon {
  width: 24px !important;
  height: 24px !important;
  min-width: 24px !important;
  min-height: 24px !important;
  max-width: 24px !important;
  max-height: 24px !important;
  object-fit: contain !important;
  display: inline-block !important;
  vertical-align: middle !important;
  flex-shrink: 0 !important;
  margin-right: 10px !important;
}

.bottomnav .nav-custom-icon {
  width: 24px !important;
  height: 24px !important;
  min-width: 24px !important;
  min-height: 24px !important;
  max-width: 24px !important;
  max-height: 24px !important;
  object-fit: contain !important;
  display: inline-block !important;
  vertical-align: middle !important;
  flex-shrink: 0 !important;
  margin-right: 10px !important;
}

/* AUTH CARD HEADER ICON (NORMAL BALANCED SIZE) */
.auth-page-icon {
  width: 52px !important;
  height: 52px !important;
  min-width: 52px !important;
  min-height: 52px !important;
  max-width: 52px !important;
  max-height: 52px !important;
  object-fit: contain !important;
  margin: 0 auto 10px !important;
  display: block !important;
  filter: drop-shadow(0 4px 12px rgba(75, 50, 195, 0.16)) !important;
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.auth-card:hover .auth-page-icon {
  transform: scale(1.08) translateY(-2px) !important;
}

.auth-logo-img {
  width: 52px !important;
  height: 52px !important;
  min-width: 52px !important;
  min-height: 52px !important;
  max-width: 52px !important;
  max-height: 52px !important;
  object-fit: contain !important;
  border-radius: 14px !important;
  margin: 0 auto 10px !important;
  display: block !important;
  filter: drop-shadow(0 4px 12px rgba(75, 50, 195, 0.20)) !important;
}

/* =========================================================
   PURE SVG CURRENTCOLOR ICON SYSTEM (CSS CONTROLLED SIZES)
   ========================================================= */
.icon {
  display: inline-block;
  vertical-align: middle;
  stroke-width: 1.75;
  color: currentColor;
  flex-shrink: 0;
  transition: transform 0.18s ease, color 0.18s ease;
}

.sidebar .icon, .navlist .icon, .navlink .ic .icon, .navlink svg.icon {
  width: 20px !important;
  height: 20px !important;
}

.mobile-nav .icon, .bottomnav .icon, .bottomnav svg.icon {
  width: 22px !important;
  height: 22px !important;
  display: block;
  margin: 0 auto 2px;
}

.tabbtn .icon, .tabbtn svg.icon {
  width: 17px !important;
  height: 17px !important;
  margin-right: 6px;
  vertical-align: -2px;
}

.quick-card .icon, .admin-stat-icon svg.icon, .stat-icon svg.icon {
  width: 32px !important;
  height: 32px !important;
}

.action-btn .icon, .btn svg.icon, .icon-btn svg.icon {
  width: 18px !important;
  height: 18px !important;
  vertical-align: middle;
}


/* =========================================================
   STANDARD APP-ICON SYSTEM
   ========================================================= */
.app-icon {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  vertical-align: middle;
  line-height: 1;
}

.app-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* 1. Sidebar Nav: 20px Standard */
.sidebar .app-icon,
.navlist .app-icon,
.navlink .ic .app-icon,
.navlink .app-icon {
  width: 20px !important;
  height: 20px !important;
  margin: 0 !important;
}

/* 2. Mobile Navigation: 22px Standard */
.mobile-nav .app-icon,
.bottomnav .app-icon,
.bottomnav .ic .app-icon {
  width: 22px !important;
  height: 22px !important;
  display: block;
  margin: 0 auto;
}

/* 3. Unit Tabs: 18px Standard, No Drift */
.tabbtn .app-icon,
.tab-btn .app-icon,
.tabbar .app-icon {
  width: 18px !important;
  height: 18px !important;
  margin: 0 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  vertical-align: middle !important;
}

/* 4. Dashboard & Quick Access Cards: 28-30px Standard */
.quick-card .app-icon,
.admin-stat-icon .app-icon,
.stat-icon .app-icon,
.teacher-quick-card .tqc-icon .app-icon,
.tqc-icon .app-icon,
.mini-stat .label .app-icon {
  width: 28px !important;
  height: 28px !important;
  margin: 0 !important;
}

/* 5. Game Cards: 36px Standard */
.game-card .app-icon,
.game-icon .app-icon {
  width: 36px !important;
  height: 36px !important;
}

/* 6. Authentication: 40px Standard */
.auth-icon .app-icon,
.auth-page-icon.app-icon,
.auth-page-icon .app-icon {
  width: 40px !important;
  height: 40px !important;
}

.auth-page-icon {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 8px;
}

/* 7. Action / Button Icons: 18px Standard */
.action-btn .app-icon,
.btn .app-icon,
.icon-btn .app-icon {
  width: 18px !important;
  height: 18px !important;
  margin: 0 !important;
}

/* =========================================================
   PRE-LOGIN MAIN PAGE LGS MASTER LOGO (ENLARGED)
   ========================================================= */
.auth-page-logo,
img.auth-page-icon,
.auth-header img.auth-page-icon,
.auth-header .auth-page-logo {
  width: 96px !important;
  height: 96px !important;
  min-width: 96px !important;
  min-height: 96px !important;
  max-width: 96px !important;
  max-height: 96px !important;
  object-fit: contain !important;
  margin: 0 auto 16px !important;
  display: block !important;
  border-radius: 20px !important;
  filter: drop-shadow(0 10px 24px rgba(75, 50, 195, 0.26)) !important;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.auth-page-logo:hover,
img.auth-page-icon:hover,
.auth-card:hover .auth-page-logo,
.auth-card:hover img.auth-page-icon {
  transform: scale(1.06) translateY(-2px) !important;
}

/* GUEST SIDEBAR NAV (Giriş Yap, Öğrenci Kaydı, Öğretmen Kaydı - ENLARGED) */
.guest-navlist {
  display: flex !important;
  flex-direction: column !important;
  gap: 8px !important;
}

.guest-navlink {
  padding: 12px 14px !important;
  border-radius: 12px !important;
  gap: 12px !important;
  min-height: 48px !important;
  transition: all 0.15s ease !important;
}

.guest-navlink .guest-ic {
  width: 26px !important;
  height: 26px !important;
  min-width: 26px !important;
  min-height: 26px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  flex-shrink: 0 !important;
}

.guest-navlink .guest-ic .app-icon,
.guest-navlink .app-icon {
  width: 24px !important;
  height: 24px !important;
  min-width: 24px !important;
  min-height: 24px !important;
}

.guest-navlink .guest-label,
.guest-navlink .nav-label {
  font-size: 15.5px !important;
  font-weight: 700 !important;
  color: var(--ink) !important;
  letter-spacing: -0.01em !important;
  line-height: 1.3 !important;
}

.guest-navlink:hover {
  background: var(--bg-soft) !important;
}

.guest-navlink.active {
  background: var(--accent-soft) !important;
  color: var(--accent) !important;
}

.guest-navlink.active .guest-label,
.guest-navlink.active .nav-label {
  color: var(--accent) !important;
  font-weight: 800 !important;
}

/* =========================================================
   HOMEWORK & ASSIGNMENT SYSTEM STYLES
   ========================================================= */

.assignment-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.assignment-badge.pending {
  background: rgba(255, 159, 28, 0.14);
  color: #d97706;
  border: 1px solid rgba(255, 159, 28, 0.3);
}
.assignment-badge.in-progress {
  background: rgba(59, 130, 246, 0.14);
  color: #2563eb;
  border: 1px solid rgba(59, 130, 246, 0.3);
}
.assignment-badge.completed {
  background: rgba(46, 196, 182, 0.14);
  color: #0f766e;
  border: 1px solid rgba(46, 196, 182, 0.3);
}
.assignment-badge.overdue {
  background: rgba(231, 29, 54, 0.14);
  color: #b91c1c;
  border: 1px solid rgba(231, 29, 54, 0.3);
}
.assignment-badge.late-submitted {
  background: rgba(249, 115, 22, 0.14);
  color: #c2410c;
  border: 1px solid rgba(249, 115, 22, 0.3);
}

.assignment-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: 0 2px 8px var(--shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}
.assignment-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px var(--shadow);
  border-color: rgba(75, 50, 195, 0.3);
}

.assignment-filter-bar {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
}
.assignment-filter-btn {
  padding: 7px 16px;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 700;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink-soft);
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.assignment-filter-btn:hover {
  background: var(--bg-soft);
  color: var(--ink);
}
.assignment-filter-btn.active {
  background: var(--brand-primary);
  color: #fff;
  border-color: var(--brand-primary);
  box-shadow: 0 2px 8px rgba(75, 50, 195, 0.3);
}

.assignment-notice-banner {
  background: linear-gradient(135deg, #4B32C3 0%, #6848e8 60%, #ff9f1c 130%);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  box-shadow: 0 6px 20px rgba(75, 50, 195, 0.22);
  margin-bottom: 18px;
}
.assignment-notice-banner .bell-icon {
  font-size: 28px;
  animation: noticeBellRing 2.4s ease infinite;
}
@keyframes noticeBellRing {
  0%, 100% { transform: rotate(0); }
  10%, 30% { transform: rotate(14deg); }
  20%, 40% { transform: rotate(-14deg); }
  50% { transform: rotate(0); }
}

.student-select-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
  max-height: 200px;
  overflow-y: auto;
  padding: 10px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.student-select-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 4px;
  transition: background 0.12s ease;
}
.student-select-item:hover {
  background: rgba(75, 50, 195, 0.08);
}



/* =========================================================
   PEDAGOGICAL DIAGNOSTIC, UNIT REPORT CARD & SMART REVIEW STYLES
   ========================================================= */

/* Priority Pill Badges */
.priority-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 800;
  padding: 3px 9px;
  border-radius: 99px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.priority-pill.urgent { background: #fee2e2; color: #b91c1c; border: 1px solid #f87171; }
.priority-pill.warning { background: #ffedd5; color: #c2410c; border: 1px solid #fb923c; }
.priority-pill.solid { background: #fef3c7; color: #b45309; border: 1px solid #fcd34d; }
.priority-pill.good { background: #dcfce7; color: #15803d; border: 1px solid #86efac; }
.priority-pill.nodata { background: var(--bg-soft); color: var(--ink-faint); border: 1px solid var(--border); }

/* Recurrent Error Alert Cards */
.recurrent-error-card {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.08) 0%, rgba(220, 38, 38, 0.04) 100%);
  border: 1.5px solid #ef4444;
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 12px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.recurrent-error-card.vocab {
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.08) 0%, rgba(234, 88, 12, 0.04) 100%);
  border-color: #f97316;
}
.recurrent-error-icon {
  font-size: 22px;
  flex-shrink: 0;
  line-height: 1;
}
.recurrent-error-title {
  font-weight: 800;
  font-size: 13.5px;
  color: var(--ink);
  margin-bottom: 3px;
}
.recurrent-error-desc {
  font-size: 12.5px;
  color: var(--ink-soft);
  line-height: 1.45;
}

/* Unit Report Card (Ünite Karnesi) Components */
.karne-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
  margin-top: 14px;
}
.karne-block {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}
.karne-block-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

/* Question Stem & Question Type Performance Bars */
.stem-item {
  margin-bottom: 10px;
}
.stem-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 4px;
}
.stem-bar-track {
  width: 100%;
  height: 7px;
  background: var(--bg-soft);
  border-radius: 99px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.stem-bar-fill {
  height: 100%;
  border-radius: 99px;
  transition: width 0.4s ease;
}

/* Actionable Prescription Box */
.prescriptive-box {
  background: linear-gradient(135deg, rgba(75, 50, 195, 0.06) 0%, rgba(46, 196, 182, 0.06) 100%);
  border: 1.5px solid rgba(75, 50, 195, 0.2);
  border-radius: 14px;
  padding: 16px 18px;
  margin-top: 14px;
}
.prescriptive-title {
  font-weight: 800;
  font-size: 14.5px;
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.prescriptive-step {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 8px;
  font-size: 13px;
  line-height: 1.45;
  color: var(--ink);
}
.prescriptive-num {
  background: var(--brand-primary);
  color: #fff;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 1px;
}

/* Quick Action Buttons in Karne & Review */
.karne-action-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.karne-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 10px;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: transform 0.1s, filter 0.12s;
}
.karne-btn:hover { filter: brightness(1.06); }
.karne-btn:active { transform: scale(0.97); }
.karne-btn.primary { background: var(--brand-primary); color: #fff; }
.karne-btn.secondary { background: var(--surface-2); color: var(--ink); border: 1px solid var(--border); }
.karne-btn.teal { background: #0fa080; color: #fff; }
.karne-btn.coral { background: #e71d36; color: #fff; }
.karne-btn.amber { background: #d97706; color: #fff; }

/* Micro badge pulse animation */
@keyframes pulse-glow {
  0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
  70% { box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
  100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

/* =========================================================
   PERSONALIZED LEARNING & DAILY PLAN STYLES
   ========================================================= */

.daily-plan-card {
  position: relative;
  overflow: hidden;
  transition: all 0.2s ease;
}

.plan-task-item {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.plan-task-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(75, 50, 195, 0.09);
}

.task-completed-badge {
  background: var(--teal);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.reason-box {
  background: rgba(75, 50, 195, 0.04);
  border-left: 3px solid var(--brand-primary);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 12px;
  line-height: 1.45;
  color: var(--ink-soft);
}

.mastery-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 99px;
  font-size: 11.5px;
  font-weight: 800;
}
.mastery-pill.mastered { background: #dcfce7; color: #15803d; border: 1px solid #86efac; }
.mastery-pill.developing { background: #fef3c7; color: #b45309; border: 1px solid #fcd34d; }
.mastery-pill.needs_practice { background: #fee2e2; color: #b91c1c; border: 1px solid #fca5a5; }
.mastery-pill.insufficient { background: var(--bg-soft); color: var(--ink-faint); border: 1px solid var(--border); }



/* =========================================================
   PRINT / PDF EXPORT OPTIMIZATIONS
   ========================================================= */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
    font-size: 11pt !important;
  }
  .sidebar,
  .app-nav,
  .btn,
  .btn-primary,
  .btn-secondary,
  .no-print,
  .feedback-fab,
  .theme-toggle,
  .bottom-nav,
  .topbar-mobile,
  .admin-modal-overlay > :not(.admin-modal-card),
  #feedbackFab,
  .btn-row,
  .action-bar,
  .auth-switch {
    display: none !important;
  }
  .main-content,
  .card,
  .report-modal-content,
  .admin-modal-card {
    box-shadow: none !important;
    border: 1px solid #e2e8f0 !important;
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
    padding: 12px !important;
    page-break-inside: avoid;
  }
  .admin-table {
    width: 100% !important;
    border-collapse: collapse !important;
  }
  .admin-table th,
  .admin-table td {
    border: 1px solid #cbd5e1 !important;
    padding: 6px !important;
    color: #000000 !important;
  }
}

/* ---------- PREMIUM OPENING SPLASH ---------- */
body.launch-splash-active{overflow:hidden;}
.launch-splash{
  position:fixed; inset:0; z-index:10050; display:grid; place-items:center; overflow:hidden;
  isolation:isolate; color:#F9F8FF; background:
    radial-gradient(circle at 50% 44%, rgba(119,78,255,.23), transparent 29rem),
    radial-gradient(circle at 15% 88%, rgba(26,198,178,.15), transparent 29rem),
    linear-gradient(135deg, #120d29 0%, #21154a 48%, #101c35 100%);
  transition:opacity .55s ease, visibility .55s ease;
}
.launch-splash::before,.launch-splash::after{
  content:""; position:absolute; inset:-20%; pointer-events:none; z-index:-1; opacity:.75;
  background-image:radial-gradient(rgba(255,255,255,.19) 1px, transparent 1px);
  background-size:30px 30px; mask-image:radial-gradient(ellipse at center, #000 0%, transparent 65%);
}
.launch-splash::after{transform:rotate(24deg) scale(1.3); opacity:.2; background-size:52px 52px;}
.launch-splash.is-leaving{opacity:0; visibility:hidden; pointer-events:none;}
.launch-splash__aurora{position:absolute; width:min(58vw,760px); height:min(58vw,760px); border-radius:50%; filter:blur(48px); opacity:.35; z-index:-1; animation:launchAurora 8s ease-in-out infinite alternate;}
.launch-splash__aurora--violet{background:#7747ff; top:-28vw; left:-12vw;}
.launch-splash__aurora--mint{background:#38dfc9; right:-17vw; bottom:-34vw; animation-delay:-3.5s;}
.launch-splash__content{position:relative; width:min(94vw,920px); min-height:100svh; display:flex; flex-direction:column; align-items:center; justify-content:center; padding:44px 18px 36px; text-align:center;}
.launch-splash__eyebrow{margin-bottom:clamp(18px,3vw,30px); color:#cfc7ff; font-size:clamp(.7rem,1.6vw,.82rem); font-weight:800; letter-spacing:.17em; opacity:0; animation:launchFadeUp .5s ease .05s forwards;}
.launch-splash__logo{position:relative; width:clamp(250px,31vw,390px); aspect-ratio:1; margin:-3px 0 -5px; opacity:0; transform:translateY(46px) scale(.62) rotate(-4deg); filter:drop-shadow(0 18px 28px rgba(9,5,30,.52)); will-change:transform,opacity; animation:launchLogoReveal 1.05s cubic-bezier(.2,.83,.19,1) .12s forwards;}
.launch-splash__logo-image{display:block; width:100%; height:100%; object-fit:contain; user-select:none; -webkit-user-drag:none;}
.launch-splash__title{display:flex; flex-wrap:wrap; justify-content:center; gap:0 .27em; max-width:920px; margin:0; color:#fff; font-family:var(--font-display); font-size:clamp(2.05rem,6.35vw,4.8rem); font-weight:800; line-height:1; letter-spacing:.025em; text-shadow:0 5px 28px rgba(0,0,0,.25);}
.launch-splash__word{display:inline-flex; gap:.015em; white-space:nowrap;}
.launch-splash__char{display:inline-block; opacity:0; will-change:transform,opacity; animation:launchTitleChar .62s cubic-bezier(.2,.8,.18,1) calc(1.04s + var(--letter) * .046s) forwards;}
.launch-splash__char.from-left{transform:translateX(-86px) rotate(-10deg);}
.launch-splash__char.from-right{transform:translateX(86px) rotate(10deg);}
.launch-splash__slogan{max-width:680px; margin-top:clamp(20px,3.5vw,31px); color:#e7e4f9; font-size:clamp(1rem,2.35vw,1.28rem); font-weight:600; line-height:1.55; opacity:0; transform:translateY(18px); animation:launchFadeUp .6s cubic-bezier(.2,.8,.18,1) 1.9s forwards;}
.launch-splash__enter{position:relative; display:inline-flex; align-items:center; justify-content:center; gap:11px; margin-top:clamp(31px,5vw,46px); padding:9px 5px; overflow:hidden; border:0; border-bottom:1px solid rgba(255,255,255,.46); background:transparent; color:#fff; font-size:clamp(.94rem,2vw,1.06rem); font-weight:800; letter-spacing:.02em; opacity:0; transform:translateY(18px); animation:launchFadeUp .6s cubic-bezier(.2,.8,.18,1) 2.13s forwards; transition:border-color .2s ease, color .2s ease;}
.launch-splash__enter::after{content:""; position:absolute; right:0; bottom:-1px; left:0; height:2px; transform:translateX(-105%); background:#80f0dd; transition:transform .28s ease;}
.launch-splash__enter:hover,.launch-splash__enter:focus-visible{border-color:#80f0dd; color:#bafbf0; outline:none;}
.launch-splash__enter:hover::after,.launch-splash__enter:focus-visible::after{transform:translateX(0);}
.launch-splash__arrow{font-size:1.38em; line-height:.7; transition:transform .2s ease;}
.launch-splash__enter:hover .launch-splash__arrow,.launch-splash__enter:focus-visible .launch-splash__arrow{transform:translateX(5px);}
@keyframes launchLogoPiece{0%{opacity:0}16%{opacity:1}78%{opacity:1; transform:translate(0,0) rotate(0) scale(1.035)}100%{opacity:1; transform:translate(0,0) rotate(0) scale(1)}}
@keyframes launchLogoReveal{0%{opacity:0;transform:translateY(46px) scale(.62) rotate(-4deg)}64%{opacity:1;transform:translateY(-5px) scale(1.035) rotate(1deg)}100%{opacity:1;transform:translateY(0) scale(1) rotate(0)}}
@keyframes launchTitleChar{to{opacity:1; transform:translateX(0) rotate(0)}}
@keyframes launchFadeUp{to{opacity:1; transform:translateY(0)}}
@keyframes launchAurora{to{transform:translate3d(7vw,4vh,0) scale(1.12); opacity:.55}}
@media (max-width:560px){.launch-splash__content{padding:28px 16px}.launch-splash__eyebrow{letter-spacing:.12em}.launch-splash__logo{width:clamp(220px,68vw,300px);margin-top:-10px}.launch-splash__title{max-width:390px;gap:0 .2em}.launch-splash__slogan{max-width:340px}.launch-splash__aurora{width:90vw;height:90vw;filter:blur(35px)}}
@media (prefers-reduced-motion:reduce){.launch-splash *,.launch-splash::before,.launch-splash::after{animation:none!important;transition:none!important}.launch-splash__logo,.launch-splash__char,.launch-splash__eyebrow,.launch-splash__slogan,.launch-splash__enter{opacity:1;transform:none}}


/* ---------- MOBILE: HORIZONTAL BOTTOM NAVIGATION ---------- */
@media (max-width: 860px){
  .bottomnav{
    justify-content:flex-start;
    overflow-x:auto;
    overflow-y:hidden;
    overscroll-behavior-x:contain;
    scroll-snap-type:x proximity;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .bottomnav::-webkit-scrollbar{ display:none; }
  .bottomnav .navlink{
    flex:0 0 calc((100vw - 8px) / 5);
    min-width:62px;
    scroll-snap-align:start;
  }
}
/* ---------- MOBILE: NAVIGATION LABEL FIT ---------- */
@media (max-width: 860px){
  .bottomnav .navlink .lbl{
    display:block;
    min-width:0;
    max-width:100%;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
    text-align:center;
    line-height:1.2;
  }
}

.cloud-sync-status{position:fixed;bottom:12px;left:12px;right:12px;z-index:900;max-width:620px;padding:12px 16px;background:#fff6dc;color:#40300b;border:1px solid #b8860b;border-radius:12px;box-shadow:0 4px 18px #0002;font-size:14px}.cloud-sync-status p{margin:0 0 8px}

:focus-visible{outline:3px solid #176b94;outline-offset:3px}.launch-splash__description{max-width:42rem;font-size:clamp(14px,2vw,18px);line-height:1.6;margin:12px auto}.admin-modal-overlay,[id$="ModalOverlay"]{overflow-y:auto;overscroll-behavior:contain}.admin-modal-overlay>div{max-height:90dvh;overflow-y:auto}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}

.ai-result-text p,.ai-result-text ul{margin:0 0 12px}.ai-result-text ul{padding-left:24px}.ai-result-text h4{margin:18px 0 8px}.ai-result-text{overflow-wrap:anywhere}