/* EducTools Game Studio — ภารกิจห้องเรียน v1.43.0 */
.assign-entry{padding:36px 0 64px;background:linear-gradient(180deg,#f4f1ff 0%,#fff 60%)}
.assign-teacher .container{max-width:1100px}
.assign-card{padding:26px;border:1px solid var(--line,#e5e8ef);border-radius:20px;background:#fff;box-shadow:0 8px 30px rgba(32,38,61,.05)}
.assign-center{max-width:620px;margin:24px auto;text-align:center}
.assign-center h1,.assign-center h2{margin:.4rem 0}
.assign-center p{color:var(--muted,#667085)}
.assign-big-emoji{display:block;font-size:3.6rem;line-height:1.1}
.assign-error{color:#a62130;font-weight:600}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- ใส่รหัส ---------- */
.assign-code-form{display:grid;gap:14px;justify-items:center}
.assign-code-input{width:min(320px,100%);padding:14px 16px;border:3px solid #d8d0ff;border-radius:16px;font-size:2rem;font-weight:800;letter-spacing:.25em;text-align:center;text-transform:uppercase}
.assign-code-input:focus{outline:none;border-color:var(--primary,#6d4aff);box-shadow:0 0 0 4px rgba(109,74,255,.15)}

/* ---------- หัวภารกิจ ---------- */
.assign-hero{display:flex;align-items:center;gap:16px;max-width:900px;margin:0 auto 22px}
.assign-hero-icon{display:grid;flex:0 0 auto;width:72px;height:72px;place-items:center;border-radius:22px;background:#fff;font-size:2.4rem;box-shadow:0 8px 24px rgba(77,52,190,.12)}
.assign-hero h1{margin:0;font-size:clamp(1.5rem,4vw,2.2rem);line-height:1.25}
.assign-hero-class{margin:0;color:var(--primary,#6d4aff);font-weight:700}
.assign-hero-due{margin:4px 0 0;color:#89520a;font-weight:600}
.assign-pick-title{max-width:900px;margin:8px auto 18px;font-size:clamp(1.3rem,3.6vw,1.8rem);text-align:center}

/* ---------- ตารางรายชื่อเด็ก (ปุ่มใหญ่ แตะง่าย) ---------- */
.assign-roster{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px;max-width:1000px;margin:0 auto}
.assign-kid{position:relative;display:grid;justify-items:center;gap:4px;min-height:168px;padding:16px 10px 14px;border:3px solid #ece7ff;border-radius:22px;background:#fff;color:var(--text,#172033);box-shadow:0 5px 0 #e3dcff;transition:transform .12s ease,box-shadow .12s ease,border-color .12s ease}
.assign-kid:hover{border-color:#c9bbff;transform:translateY(-2px);box-shadow:0 7px 0 #d6caff}
.assign-kid:active{transform:translateY(3px);box-shadow:0 1px 0 #d6caff}
.assign-kid:focus-visible{outline:4px solid #ffd85f;outline-offset:2px}
.assign-kid-avatar{font-size:3.4rem;line-height:1.1}
.assign-kid-name{font-size:1.35rem;font-weight:800;line-height:1.25;word-break:break-word}
.assign-kid-seat{color:var(--muted,#667085);font-size:.95rem}
.assign-kid.is-done{border-color:#bfe8d5;box-shadow:0 5px 0 #cdeedd}
.assign-kid-done{position:absolute;top:8px;right:8px;padding:2px 8px;border-radius:999px;background:#e8f8f0;color:#0f7a4d;font-size:.78rem;font-weight:700}

/* ---------- ยืนยันชื่อ ---------- */
.assign-confirm{width:min(420px,calc(100% - 32px));padding:28px 24px;border:0;border-radius:26px;text-align:center;box-shadow:0 30px 80px rgba(20,16,60,.35)}
.assign-confirm::backdrop{background:rgba(23,18,64,.55)}
.assign-confirm h2{margin:6px 0 4px;font-size:1.8rem}
.assign-confirm-avatar{font-size:5rem;line-height:1.1}
.assign-confirm-name{margin:0 0 20px;font-size:1.25rem}
.assign-confirm-name b{font-size:1.6rem}
.assign-confirm-actions{display:grid;gap:10px}

/* ---------- ในเกม: กำลังเล่นในนาม ---------- */
.assign-playing-as{display:flex;align-items:center;gap:12px;max-width:420px;margin:14px auto 6px;padding:10px 14px;border-radius:18px;background:rgba(255,255,255,.95);color:#1d1a3a;text-align:left;box-shadow:0 6px 18px rgba(20,16,60,.12)}
.assign-playing-avatar{font-size:2.4rem;line-height:1}
.assign-playing-as>span:nth-child(2){display:grid;flex:1;min-width:0}
.assign-playing-as b{font-size:1.25rem;line-height:1.2}
.assign-playing-as small{color:#5d5a7a;font-size:.8rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.assign-playing-as a{flex:0 0 auto;color:#5434df;font-size:.85rem;font-weight:700;text-decoration:underline}
.assign-playing-closed{max-width:420px;margin:6px auto;padding:8px 12px;border-radius:12px;background:#fff8e9;color:#89520a;font-weight:600}
.assign-save-note{display:block;margin-top:10px;font-weight:700}
.assign-save-note.is-ok{color:#0f7a4d}
.assign-save-note.is-error{color:#a62130}

/* ---------- ครู: ฟอร์ม ---------- */
.assign-layout{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(260px,.8fr);gap:20px;align-items:start}
.assign-form{display:grid;gap:16px}
.assign-form label{display:grid;gap:6px;font-weight:700;color:#344054}
.assign-form label small{font-weight:500;color:var(--muted,#667085)}
.assign-form input,.assign-form select{width:100%;padding:11px 12px;border:1px solid #d7dce5;border-radius:12px;background:#fff;font-weight:500}
.assign-form input:focus,.assign-form select:focus{outline:none;border-color:var(--primary,#6d4aff);box-shadow:0 0 0 3px rgba(109,74,255,.14)}
.assign-form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.assign-game-preview{text-align:center}
.assign-game-preview h2{margin:8px 0 2px}
.assign-game-preview>p{margin:0 0 14px;color:var(--muted,#667085)}
.assign-how{display:grid;gap:8px;margin:0;padding-left:22px;text-align:left;color:#344054}
.assign-head-actions{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- ครู: จอให้นักเรียน ---------- */
.assign-present{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(220px,.8fr);align-items:center;gap:24px;margin-bottom:22px;padding:28px;border-radius:24px;background:#22204a;color:#fff}
.assign-present-code p{margin:0;color:#d9d6f5;font-size:1.05rem}
.assign-present-code b{color:#fff}
.assign-present-code strong{display:block;margin:10px 0 12px;font-size:clamp(3rem,9vw,5.6rem);font-weight:800;letter-spacing:.12em;line-height:1;color:#ffe066}
.assign-present-code .btn{margin-top:14px}
.assign-present-qr{justify-self:center;width:min(260px,100%);aspect-ratio:1;padding:10px;border-radius:18px;background:#fff}
.assign-present-qr svg{display:block;width:100%;height:100%}

/* ---------- ครู: รายงาน ---------- */
.assign-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:14px}
.assign-stats>div{padding:18px;border:1px solid var(--line,#e5e8ef);border-radius:16px;background:#fff}
.assign-stats strong{display:block;font-size:1.9rem;line-height:1.2}
.assign-stats span{color:var(--muted,#667085)}
.assign-progress{display:block;height:10px;overflow:hidden;border-radius:999px;background:#eceaf6}
.assign-progress>span{display:block;height:100%;border-radius:inherit;background:var(--primary,#6d4aff);transition:width .4s ease}
.assign-section-title{margin:28px 0 10px;font-size:1.25rem}
.assign-hint{margin:-4px 0 12px;color:var(--muted,#667085)}
.assign-table td small{color:var(--muted,#667085)}
.assign-table tr.is-waiting td{color:#8a90a2}
.assign-mini-avatar{font-size:1.2rem}
.assign-pill{display:inline-flex;padding:3px 10px;border-radius:999px;background:#f1f2f6;color:#667085;font-size:.82rem;font-weight:700}
.assign-pill.is-done{background:#e8f8f0;color:#0f7a4d}
.assign-acc{font-weight:800}
.assign-acc.is-high{color:#0f7a4d}.assign-acc.is-mid{color:#9a6200}.assign-acc.is-low{color:#b42318}
.assign-questions{display:grid;gap:10px;margin:0;padding-left:26px}
.assign-questions li{padding:12px 14px;border:1px solid var(--line,#e5e8ef);border-radius:14px;background:#fff}
.assign-q-head{display:flex;justify-content:space-between;gap:12px}
.assign-q-label{min-width:0}
.assign-q-head b{flex:0 0 auto}
.assign-q-bar{height:8px;margin:8px 0 4px;overflow:hidden;border-radius:999px;background:#eceaf6}
.assign-q-bar>span{display:block;height:100%;border-radius:inherit;background:#9aa3b5}
.assign-questions li.is-high .assign-q-bar>span{background:#15945f}
.assign-questions li.is-mid .assign-q-bar>span{background:#e3a008}
.assign-questions li.is-low{border-color:#f2c3c7;background:#fff7f7}
.assign-questions li.is-low .assign-q-bar>span{background:#d94452}
.assign-questions small{color:#a62130}
.assign-footer-actions{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:28px}
.assign-footer-actions form{display:flex;flex-wrap:wrap;gap:8px}
.assign-danger{color:#b42318!important}

/* ---------- ครู: รายการภารกิจ ---------- */
.assign-list{display:grid;gap:12px}
.assign-list-item{display:flex;align-items:center;gap:16px;padding:16px 20px}
.assign-list-item:hover{border-color:#cfc4ff}
.assign-list-item.is-closed{opacity:.7}
.assign-list-icon{font-size:2rem}
.assign-list-copy{display:grid;flex:1;min-width:0}
.assign-list-copy b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.assign-list-copy small{color:var(--muted,#667085)}
.assign-list-progress{display:grid;gap:6px;width:150px;text-align:right}

/* ---------- ปุ่มในตารางเกม ---------- */
.row-actions .assign-row-link{white-space:nowrap}

@media (max-width:760px){
  .assign-layout,.assign-present{grid-template-columns:1fr}
  .assign-stats{grid-template-columns:1fr 1fr}
  .assign-form-row{grid-template-columns:1fr}
  .assign-roster{grid-template-columns:repeat(2,minmax(0,1fr))}
  .assign-kid{min-height:150px}
  .assign-list-progress{width:96px}
}
@media (prefers-reduced-motion:reduce){
  .assign-kid,.assign-progress>span{transition:none}
}

/* ในโหมดภารกิจ ซ่อนปุ่มที่ไม่เกี่ยวกับเด็ก เพื่อไม่ให้หลุดออกจากเกม */
body.is-class-assignment .play-action-share,
body.is-class-assignment .play-action-prompt,
body.is-class-assignment .play-action-favorite,
body.is-class-assignment .play-action-live,
body.is-class-assignment .play-action-member,
body.is-class-assignment .play-action-upgrade,
body.is-class-assignment .play-action-more{display:none!important}

/* v1.44.0 ระดับพัฒนาการ */
.assign-dev{display:inline-flex;padding:3px 10px;border-radius:999px;font-size:.82rem;font-weight:700}
.assign-dev.is-level-3{background:#e8f8f0;color:#0f7a4d}
.assign-dev.is-level-2{background:#fff6dc;color:#8a5a00}
.assign-dev.is-level-1{background:#fff1f1;color:#b42318}

/* v1.44.0 การบ้านผ่าน LINE และหน้าผู้ปกครอง */
.assign-share-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.assign-share-row .btn{margin-top:0!important}
.assign-line-btn{border-color:#06c755!important;background:#06c755!important;color:#fff!important}
.assign-line-btn:hover{background:#05b14c!important}
.assign-parent-actions{display:flex;align-items:center;gap:10px}
.assign-line-mini{padding:2px 9px;border-radius:999px;background:#06c755;color:#fff!important;font-size:.78rem;font-weight:800}
.parent-sub{margin:4px 0 0;color:#475467;font-weight:600}
.parent-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
.parent-item{display:grid;gap:10px;padding:18px 20px}
.parent-item-head{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px}
.parent-item-icon{font-size:2rem;line-height:1}
.parent-item h2{margin:0;font-size:1.15rem}
.parent-item-head p{margin:2px 0 0;color:var(--muted,#667085);font-size:.9rem}
.parent-score{padding:6px 12px;border-radius:999px;font-weight:800;white-space:nowrap}
.parent-score.is-high{background:#e8f8f0;color:#0f7a4d}
.parent-score.is-mid{background:#fff6dc;color:#8a5a00}
.parent-score.is-low{background:#fff1f1;color:#b42318}
.parent-score.is-waiting{background:#f1f2f6;color:#667085;font-weight:700}
.parent-message{margin:0;font-weight:600;color:#344054}
.parent-review{padding:10px 14px;border-radius:12px;background:#fff7f7;color:#7a271a}
.parent-review ul{margin:4px 0 0;padding-left:20px}
.parent-item .btn{justify-self:start}
.parent-privacy{max-width:900px;margin:18px auto 0;color:var(--muted,#667085);font-size:.88rem;text-align:center}