/* Kíláàsì LMS — IbileWorld colours. Inter is bundled because it places Yorùbá tone marks correctly. */
@font-face{font-family:"IW Inter";src:url(/fonts/inter-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"IW Inter";src:url(/fonts/inter-500.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"IW Inter";src:url(/fonts/inter-600.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"IW Inter";src:url(/fonts/inter-700.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"IW Inter";src:url(/fonts/inter-800.woff2) format("woff2");font-weight:800;font-display:swap}

:root{
  --red:#c8302f; --red-dark:#a92523; --red-soft:#fde9e7;
  --ink:#1d1a24; --muted:#5d5866; --bg:#fffaf5; --card:#fff; --line:#efe6dc;
  --gold:#f2a516; --gold-soft:#fff3d6; --green:#1f8a4c; --green-soft:#e3f5ea;
  --blue:#2457c5; --blue-soft:#e6eeff; --purple:#6b3fb8; --purple-soft:#f0e9fb;
  --radius:16px; --shadow:0 1px 2px rgba(40,20,10,.06),0 6px 20px rgba(40,20,10,.06);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"IW Inter",system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased;min-height:100vh}
a{color:var(--red)}
img{max-width:100%}
h1,h2,h3{line-height:1.2;margin:0 0 .4em}
h1{font-size:1.7rem;font-weight:800}
h2{font-size:1.25rem;font-weight:800}
h3{font-size:1.05rem;font-weight:700}
p{margin:0 0 .8em}
.muted{color:var(--muted)}
.small{font-size:.875rem}
.yo{font-weight:700}

/* header */
.top{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px max(16px,env(safe-area-inset-left));background:#fff;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800;font-size:1.15rem}
.brand img{border-radius:8px}
#nav{display:flex;gap:4px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
#nav a,#nav button{font:inherit;font-size:.92rem;font-weight:600;text-decoration:none;color:var(--muted);padding:7px 12px;border-radius:999px;border:0;background:none;cursor:pointer}
#nav a.on{background:var(--red-soft);color:var(--red-dark)}
#nav a:hover,#nav button:hover{color:var(--ink)}
.badge{display:inline-block;min-width:20px;padding:0 6px;border-radius:999px;background:var(--red);color:#fff;font-size:.75rem;font-weight:700;text-align:center;margin-left:4px}

main{max-width:960px;margin:0 auto;padding:20px 16px 80px}
.loading{padding:60px 0;text-align:center;color:var(--muted)}

/* cards & layout */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);margin-bottom:16px}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.spread{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.stack>*+*{margin-top:10px}
.back{display:inline-block;margin-bottom:12px;text-decoration:none;font-weight:600;color:var(--muted)}
hr{border:0;border-top:1px solid var(--line);margin:18px 0}

/* buttons & forms */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:700;font-size:.95rem;padding:11px 20px;border-radius:999px;border:2px solid var(--red);background:var(--red);color:#fff;cursor:pointer;text-decoration:none;line-height:1.2}
.btn:hover{background:var(--red-dark);border-color:var(--red-dark)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.ghost{background:#fff;color:var(--red)}
.btn.ghost:hover{background:var(--red-soft)}
.btn.plain{background:#fff;color:var(--ink);border-color:var(--line)}
.btn.plain:hover{border-color:var(--muted)}
.btn.small{padding:7px 14px;font-size:.85rem}
.btn.big{padding:15px 28px;font-size:1.1rem}
.btn.green{background:var(--green);border-color:var(--green)}
.btn.google{background:#fff;color:var(--ink);border-color:var(--line)}
.btn.google:hover{border-color:var(--muted)}
label{display:block;font-weight:600;font-size:.9rem;margin:12px 0 4px}
input,select,textarea{font:inherit;width:100%;padding:11px 12px;border:1.5px solid var(--line);border-radius:12px;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--red)}
textarea{min-height:80px;resize:vertical}
.form-grid{display:grid;gap:0 14px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.error{background:var(--red-soft);color:var(--red-dark);padding:10px 14px;border-radius:12px;margin:10px 0;font-weight:600}
.note{background:var(--gold-soft);padding:12px 14px;border-radius:12px;margin:10px 0}
.ok{background:var(--green-soft);color:var(--green);padding:10px 14px;border-radius:12px;font-weight:600}

/* sign in */
.signin{max-width:420px;margin:30px auto;text-align:center}
.signin .card{text-align:left;padding:26px}
.or{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.85rem;margin:18px 0}
.or::before,.or::after{content:"";flex:1;border-top:1px solid var(--line)}

/* family */
.kid{display:flex;gap:14px;align-items:center;text-decoration:none;color:inherit}
.kid:hover{border-color:var(--red)}
.avatar{font-size:2.4rem;width:64px;height:64px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--gold-soft);flex:none}
.avatar.big{font-size:3rem;width:84px;height:84px}
.pills{display:flex;gap:6px;flex-wrap:wrap}
.pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.78rem;font-weight:700;background:var(--line);color:var(--muted)}
.pill.red{background:var(--red-soft);color:var(--red-dark)}
.pill.green{background:var(--green-soft);color:var(--green)}
.pill.gold{background:var(--gold-soft);color:#8a5a00}
.pill.blue{background:var(--blue-soft);color:var(--blue)}

.classcard{background:linear-gradient(135deg,var(--red),#e0573c);color:#fff;border:0}
.classcard .muted{color:rgba(255,255,255,.85)}
.classcard .btn{background:#fff;color:var(--red);border-color:#fff}
.classcard .btn:disabled{opacity:.7}
.countdown{font-size:1.6rem;font-weight:800;margin:4px 0 10px}

.weeks{display:grid;gap:8px}
.unit-title{margin:18px 0 6px;font-weight:800;color:var(--muted);font-size:.85rem;text-transform:uppercase;letter-spacing:.04em}
.week{display:flex;align-items:center;gap:12px;padding:12px 14px;background:#fff;border:1px solid var(--line);border-radius:14px;text-decoration:none;color:inherit}
a.week:hover{border-color:var(--red)}
.week .n{flex:none;width:40px;height:40px;border-radius:12px;background:var(--red-soft);color:var(--red-dark);font-weight:800;display:flex;align-items:center;justify-content:center}
.week.closed{opacity:.55}
.week.closed .n{background:var(--line);color:var(--muted)}
.week.break .n{background:var(--blue-soft);color:var(--blue)}
.week .t{flex:1;min-width:0}
.week .t b{display:block}
.stars{color:var(--gold);letter-spacing:1px;white-space:nowrap}

/* lesson */
.lesson-head{margin-bottom:12px}
.goals{list-style:none;padding:0;margin:8px 0 0}
.goals li{padding-left:26px;position:relative;margin:4px 0}
.goals li::before{content:"⭐";position:absolute;left:0}
.tabs{display:flex;gap:6px;margin:16px 0;overflow-x:auto;padding-bottom:2px}
.tabs button{flex:1;min-width:120px;font:inherit;font-weight:700;padding:12px 10px;border-radius:14px;border:2px solid var(--line);background:#fff;cursor:pointer;color:var(--muted);line-height:1.2}
.tabs button small{display:block;font-weight:500;font-size:.75rem}
.tabs button.on{border-color:var(--red);color:var(--red-dark);background:var(--red-soft)}
.section-before{border-top:5px solid var(--gold)}
.section-live{border-top:5px solid var(--red)}
.section-after{border-top:5px solid var(--green)}
.words{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(170px,1fr))}
.word{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:12px;text-align:center}
.word .e{font-size:2rem}
.word .yo{font-size:1.1rem;display:block;margin:4px 0 2px}
.word .en{font-size:.85rem;color:var(--muted)}
.song{background:var(--blue-soft);border-radius:14px;padding:12px 14px}
.video{position:relative;padding-top:56.25%;border-radius:14px;overflow:hidden;background:#000;margin:10px 0}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.check{display:flex;align-items:center;gap:10px;padding:12px 14px;border-radius:14px;background:var(--bg);border:1.5px solid var(--line);cursor:pointer;font-weight:600;margin-top:10px;width:100%;font:inherit;text-align:left}
.check .box{width:26px;height:26px;border-radius:8px;border:2px solid var(--muted);display:flex;align-items:center;justify-content:center;flex:none;background:#fff}
.check.done{background:var(--green-soft);border-color:var(--green)}
.check.done .box{background:var(--green);border-color:var(--green);color:#fff}
.check.done .box::after{content:"✓";font-weight:800}

.quiz .q{font-weight:700;font-size:1.05rem;margin-bottom:10px}
.quiz .opts{display:grid;gap:8px}
.quiz .opt{font:inherit;font-weight:600;padding:12px 14px;border-radius:12px;border:2px solid var(--line);background:#fff;text-align:left;cursor:pointer}
.quiz .opt:hover{border-color:var(--muted)}
.quiz .opt.right{border-color:var(--green);background:var(--green-soft)}
.quiz .opt.wrong{border-color:var(--red);background:var(--red-soft)}
.progressbar{height:8px;background:var(--line);border-radius:999px;overflow:hidden;margin:10px 0}
.progressbar span{display:block;height:100%;background:var(--green);border-radius:999px;transition:width .3s}

.flash{perspective:900px;max-width:340px;margin:10px auto;cursor:pointer}
.flash .inner{position:relative;height:200px;transition:transform .5s;transform-style:preserve-3d}
.flash.flipped .inner{transform:rotateY(180deg)}
.flash .face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:18px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px;text-align:center;border:2px solid var(--line);background:#fff}
.flash .face .e{font-size:3rem}
.flash .face .yo{font-size:1.5rem}
.flash .back-face{transform:rotateY(180deg);background:var(--gold-soft)}

.recorder{background:var(--bg);border:1.5px dashed var(--line);border-radius:14px;padding:14px}
.rec-dot{display:inline-block;width:12px;height:12px;border-radius:50%;background:var(--red);animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.3}}
audio,video{width:100%;max-width:480px;display:block;margin:8px 0}
.sub{border:1px solid var(--line);border-radius:14px;padding:12px 14px;margin-top:10px;background:#fff}
.feedback{background:var(--green-soft);border-radius:12px;padding:10px 12px;margin-top:8px}
.sticker{font-size:2rem;line-height:1}
.stickers{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}
.stickers button{font-size:1.5rem;border:2px solid var(--line);background:#fff;border-radius:12px;padding:4px 8px;cursor:pointer}
.stickers button.on{border-color:var(--green);background:var(--green-soft)}
.thumb{max-width:280px;border-radius:12px;display:block;margin:8px 0}

.teacher-box{background:var(--purple-soft);border-radius:14px;padding:14px;margin-bottom:16px}

/* tables */
.table{width:100%;border-collapse:collapse;font-size:.92rem}
.table th,.table td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top}
.table th{font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.table tr.link{cursor:pointer}
.table tr.link:hover td{background:var(--bg)}
.scroll{overflow-x:auto}
.att{display:flex;gap:4px;flex-wrap:wrap}
.att button{font:inherit;font-size:.8rem;font-weight:700;padding:6px 10px;border-radius:999px;border:1.5px solid var(--line);background:#fff;cursor:pointer;color:var(--muted)}
.att button.on[data-s=present]{background:var(--green);border-color:var(--green);color:#fff}
.att button.on[data-s=late]{background:var(--gold);border-color:var(--gold);color:#fff}
.att button.on[data-s=absent]{background:var(--red);border-color:var(--red);color:#fff}
.att button.on[data-s=excused]{background:var(--blue);border-color:var(--blue);color:#fff}
.avatars{display:flex;gap:6px;flex-wrap:wrap}
.avatars button{font-size:1.6rem;border:2px solid var(--line);background:#fff;border-radius:12px;padding:4px 8px;cursor:pointer}
.avatars button.on{border-color:var(--red);background:var(--red-soft)}
pre.notes{white-space:pre-wrap;font:inherit;background:var(--bg);padding:10px 12px;border-radius:12px;margin:6px 0}

#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(120px);background:var(--ink);color:#fff;padding:12px 20px;border-radius:999px;font-weight:600;transition:transform .25s;z-index:50;max-width:90vw;text-align:center}
#toast.show{transform:translateX(-50%) translateY(0)}

@media (max-width:600px){
  h1{font-size:1.4rem}
  .top{flex-wrap:wrap}
  .brand span{display:none}
  .card{padding:14px}
}