/* Polyglot AI 3.8 - Word Writing Lab */
body.v38-open{overflow:hidden!important}
.v38-nav-icon{width:20px;height:20px;display:inline-grid;place-items:center;font-size:16px}
[data-v38-writing]{position:relative}
[data-v38-writing]:after{content:'MỚI';position:absolute;right:9px;top:7px;font-size:7px;font-weight:900;letter-spacing:.08em;color:#a7f3d0}
.v38-overlay{position:fixed;inset:0;z-index:1700;background:rgba(2,6,18,.84);backdrop-filter:blur(14px);padding:14px;overflow:auto;color:#fff}
.v38-shell{width:min(1540px,100%);min-height:calc(100vh - 28px);margin:0 auto;border:1px solid rgba(255,255,255,.16);background:linear-gradient(165deg,#1c2b4a 0%,#101a30 58%,#0e1728 100%);border-radius:28px;box-shadow:0 40px 120px rgba(0,0,0,.55);padding:20px;display:flex;flex-direction:column;gap:15px}
.v38-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:2px 2px 0}.v38-header h1{font-size:36px;line-height:1.1;margin:4px 0 6px;letter-spacing:-.04em}.v38-header p{font-size:13px;line-height:1.65;color:#d7e2f8;margin:0}.v38-header-stats{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}.v38-header-stats>span{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.055);border-radius:14px;padding:9px 11px;display:flex;gap:5px;align-items:baseline;color:#dce7fb;font-size:10px}.v38-header-stats b{font-size:18px;color:#fff}.v38-close{width:42px;height:42px;border-radius:14px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.065);color:#fff;font-size:25px;cursor:pointer}.v38-close:hover{background:rgba(244,63,94,.18)}
.v38-mode-tabs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:9px}.v38-mode-tabs button{min-width:0;border:1px solid rgba(255,255,255,.11);background:rgba(255,255,255,.035);color:#fff;border-radius:17px;padding:12px;display:grid;grid-template-columns:32px 1fr;gap:2px 9px;text-align:left;cursor:pointer;transition:.18s}.v38-mode-tabs button:hover{transform:translateY(-1px);border-color:rgba(125,211,252,.30)}.v38-mode-tabs button.active{background:linear-gradient(135deg,rgba(139,92,246,.26),rgba(56,189,248,.10));border-color:rgba(196,181,253,.38);box-shadow:0 10px 24px rgba(79,70,229,.15)}.v38-mode-tabs button>span{grid-row:1/3;font-size:24px;align-self:center}.v38-mode-tabs b{font-size:12px}.v38-mode-tabs small{font-size:9px;line-height:1.45;color:#cbd8ee;white-space:normal}
.v38-toolbar{display:flex;align-items:center;gap:9px;flex-wrap:wrap;border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.035);border-radius:16px;padding:10px 12px}.v38-toolbar label{display:flex;align-items:center;gap:7px;font-size:10px;color:#bfcbe2}.v38-toolbar label b{font-size:11px;color:#fff}.v38-toolbar select{border:1px solid rgba(255,255,255,.14);background:#17243e;color:#fff;border-radius:10px;padding:8px 10px;font-size:10px}.v38-toolbar button{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.055);color:#fff;border-radius:10px;padding:8px 10px;font-size:10px;cursor:pointer}.v38-toolbar>span{margin-left:auto;color:#a7f3d0;font-size:10px}
.v38-main{min-height:570px}.v38-practice{display:grid;grid-template-columns:260px minmax(480px,1fr) 250px;gap:13px;align-items:stretch}.v38-word-panel,.v38-workspace,.v38-guide-panel{border:1px solid rgba(255,255,255,.11);background:rgba(255,255,255,.035);border-radius:21px;padding:15px;min-width:0}.v38-word-panel{display:flex;flex-direction:column;gap:12px}.v38-word-meta{display:flex;justify-content:space-between;gap:9px;align-items:center}.v38-word-meta span{font-size:10px;color:#cbd5e1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.v38-word-meta em{font-style:normal;border-radius:999px;background:rgba(139,92,246,.17);padding:6px 9px;font-size:9px;color:#ddd6fe}.v38-word-display{border:1px solid rgba(255,255,255,.10);background:linear-gradient(145deg,rgba(139,92,246,.11),rgba(56,189,248,.05));border-radius:17px;padding:18px 10px;text-align:center}.v38-word-display h2{font-family:"Microsoft YaHei","Yu Gothic","Malgun Gothic",Arial,sans-serif;font-size:34px;line-height:1.25;margin:0;overflow-wrap:anywhere}.v38-word-display p{font-size:13px;color:#c7d2fe;margin:8px 0}.v38-word-display button,.v38-reveal{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.055);color:#fff;border-radius:10px;padding:8px 10px;font-size:10px;cursor:pointer}.v38-audio-big{border:1px solid rgba(56,189,248,.22);background:linear-gradient(145deg,rgba(56,189,248,.10),rgba(139,92,246,.08));color:#fff;border-radius:17px;padding:24px 12px;display:flex;flex-direction:column;align-items:center;gap:5px;font-size:34px;cursor:pointer}.v38-audio-big b{font-size:14px}.v38-audio-big small{font-size:9px;color:#cbd5e1}.v38-word-details{display:flex;flex-direction:column;gap:7px}.v38-word-details article{border:1px solid rgba(255,255,255,.08);background:rgba(2,6,18,.19);border-radius:12px;padding:9px}.v38-word-details span{display:block;font-size:8px;color:#94a3b8;text-transform:uppercase;letter-spacing:.09em}.v38-word-details b{display:block;font-size:11px;line-height:1.55;margin-top:3px;overflow-wrap:anywhere}.v38-reveal{margin-top:auto}
.v38-workspace{display:flex;flex-direction:column;gap:11px}.v38-workspace-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.v38-workspace-head h2{font-size:21px;line-height:1.3;margin:3px 0}.v38-workspace-head>span{font-size:9px;color:#a7f3d0;border:1px solid rgba(52,211,153,.18);background:rgba(52,211,153,.06);padding:7px 9px;border-radius:999px;white-space:nowrap}.v38-canvas-tools{display:flex;align-items:center;gap:7px;flex-wrap:wrap}.v38-canvas-tools label,.v38-canvas-tools button{border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.04);border-radius:10px;color:#fff;padding:7px 9px;font-size:9px}.v38-canvas-tools label{display:flex;align-items:center;gap:6px}.v38-canvas-tools input[type=range]{width:86px}.v38-canvas-tools button{cursor:pointer}.v38-canvas-tools button.active{background:rgba(251,191,36,.15);border-color:rgba(251,191,36,.30)}.v38-guide-toggle{margin-left:auto}.v38-canvas-wrap{position:relative;flex:1;min-height:340px;border:1px solid rgba(255,255,255,.18);border-radius:17px;overflow:hidden;background:#fbfdff;box-shadow:inset 0 0 0 1px rgba(15,23,42,.04)}.v38-canvas-wrap canvas{position:absolute;inset:0;width:100%;height:100%}.v38-guide-canvas{z-index:1}.v38-ink-canvas{z-index:2;touch-action:none;cursor:crosshair}.v38-hand-actions{display:flex;justify-content:flex-end;gap:8px}.v38-hand-actions button{font-size:11px}.v38-self-rating{display:none;border:1px solid rgba(52,211,153,.19);background:rgba(52,211,153,.055);border-radius:14px;padding:11px}.v38-self-rating.show{display:grid;grid-template-columns:1fr auto;gap:5px 12px;align-items:center}.v38-self-rating>div:first-child{display:flex;flex-direction:column;gap:3px}.v38-self-rating b{font-size:14px}.v38-self-rating span{font-size:10px;color:#cbd5e1}.v38-self-rating>p{grid-column:1/-1;font-size:9px;line-height:1.55;color:#cbd5e1;margin:2px 0}.v38-self-rating>div:last-child{grid-column:1/-1;display:flex;gap:7px}.v38-self-rating button{border:1px solid rgba(255,255,255,.11);background:rgba(255,255,255,.055);color:#fff;border-radius:10px;padding:8px 10px;font-size:9px;cursor:pointer}.v38-self-rating button.selected{background:#10b981;color:#052016;border-color:#34d399;font-weight:900}
.v38-type-card{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:15px;border:1px solid rgba(255,255,255,.09);background:rgba(2,6,18,.16);border-radius:18px;padding:24px}.v38-type-icon{font-size:48px}.v38-type-card label{width:min(680px,100%);font-size:11px;color:#dbe5fb}.v38-type-card input{display:block;width:100%;margin-top:7px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.07);color:#fff;border-radius:14px;padding:15px 16px;font-size:22px;text-align:center;outline:none}.v38-type-card input:focus{border-color:#818cf8;box-shadow:0 0 0 3px rgba(129,140,248,.13)}.v38-type-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.v38-type-actions button{font-size:10px}.v38-hint{min-height:24px;display:flex;flex-direction:column;align-items:center;gap:3px}.v38-hint b{font-size:22px;letter-spacing:.08em}.v38-hint span{font-size:10px;color:#cbd5e1}.v38-type-feedback{width:min(680px,100%);border:1px solid rgba(255,255,255,.09);background:rgba(255,255,255,.035);border-radius:13px;padding:11px;text-align:center}.v38-type-feedback.correct{border-color:rgba(52,211,153,.28);background:rgba(52,211,153,.06)}.v38-type-feedback.incorrect{border-color:rgba(251,113,133,.30);background:rgba(251,113,133,.06)}.v38-type-feedback b{font-size:13px}.v38-type-feedback p{font-size:10px;line-height:1.55;color:#dbe5fb;margin:4px 0}
.v38-guide-panel h3{font-size:17px;margin:2px 0 10px}.v38-guide-panel ol{padding-left:18px;margin:0;display:flex;flex-direction:column;gap:9px}.v38-guide-panel li{font-size:11px;line-height:1.55;color:#dbe5fb}.v38-session-progress,.v38-recent{margin-top:14px;border:1px solid rgba(255,255,255,.09);background:rgba(2,6,18,.17);border-radius:13px;padding:11px}.v38-session-progress{display:grid;grid-template-columns:1fr auto;gap:5px 8px}.v38-session-progress span,.v38-session-progress b{font-size:10px}.v38-session-progress i{grid-column:1/-1;height:7px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}.v38-session-progress em{display:block;height:100%;background:linear-gradient(90deg,#8b5cf6,#38bdf8,#34d399)}.v38-recent b{font-size:10px}.v38-recent p{font-size:9px;line-height:1.55;color:#cbd5e1;margin:5px 0 0}
.v38-empty{min-height:520px;display:grid;place-items:center;align-content:center;text-align:center;border:1px dashed rgba(255,255,255,.16);border-radius:22px}.v38-empty span{font-size:52px}.v38-empty h2{font-size:22px;margin:10px 0 4px}.v38-empty p{font-size:11px;color:#cbd5e1}
.v38-mini-backdrop{position:fixed;inset:0;z-index:1800;background:rgba(2,6,18,.78);display:grid;place-items:center;padding:16px;backdrop-filter:blur(10px)}.v38-add-modal{width:min(520px,96vw);border:1px solid rgba(255,255,255,.16);background:linear-gradient(165deg,#26385d,#17233b);border-radius:23px;padding:19px;color:#fff;box-shadow:0 30px 100px rgba(0,0,0,.5);display:flex;flex-direction:column;gap:10px}.v38-add-modal header{display:flex;justify-content:space-between;align-items:flex-start}.v38-add-modal h2{font-size:22px;margin:4px 0}.v38-add-modal header button{width:36px;height:36px;border-radius:11px;border:1px solid rgba(255,255,255,.13);background:rgba(255,255,255,.05);color:#fff;font-size:20px}.v38-add-modal label{font-size:10px;color:#cbd5e1}.v38-add-modal input{display:block;width:100%;margin-top:5px;border:1px solid rgba(255,255,255,.13);background:rgba(255,255,255,.06);color:#fff;border-radius:11px;padding:10px 11px;font-size:13px}.v38-add-modal footer{display:flex;justify-content:flex-end;gap:8px;margin-top:3px}.v38-add-modal footer button{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.05);color:#fff;border-radius:10px;padding:9px 12px;cursor:pointer}.v38-add-modal footer .save{border:0;background:linear-gradient(135deg,#8b5cf6,#4f46e5);font-weight:800}
.v38-dashboard{display:grid;grid-template-columns:minmax(260px,1fr) auto auto auto;gap:11px;align-items:center;padding:16px 18px}.v38-dashboard h2{font-size:22px;margin:4px 0}.v38-dashboard p{font-size:11px;line-height:1.6;color:#dbe5fb;margin:0}.v38-dashboard article{min-width:104px;border:1px solid rgba(255,255,255,.09);background:rgba(255,255,255,.035);border-radius:14px;padding:10px;text-align:center}.v38-dashboard article span{font-size:22px}.v38-dashboard article b{display:block;font-size:21px}.v38-dashboard article small{font-size:8px;color:#cbd5e1}.v38-dashboard>button{border:0;background:linear-gradient(135deg,#8b5cf6,#4f46e5);color:#fff;border-radius:12px;padding:11px 14px;font-size:10px;font-weight:900;cursor:pointer}.quick-handwrite{display:flex!important;align-items:center!important;gap:9px!important;min-height:50px!important}.quick-handwrite>span{font-size:21px}.quick-handwrite>b{font-size:12px}.quick-handwrite>small{display:block;font-size:9px;color:#cbd5e1}
@media(max-width:1180px){.v38-mode-tabs{grid-template-columns:repeat(3,1fr)}.v38-practice{grid-template-columns:220px minmax(420px,1fr)}.v38-guide-panel{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}.v38-guide-panel h3{grid-column:1/-1}.v38-guide-panel ol{grid-column:1/2}.v38-session-progress,.v38-recent{margin:0}.v38-dashboard{grid-template-columns:1fr auto auto}.v38-dashboard>button{grid-column:1/-1}}
@media(max-width:850px){.v38-overlay{padding:5px}.v38-shell{border-radius:18px;padding:12px}.v38-header{flex-direction:column}.v38-header h1{font-size:29px}.v38-header-stats{justify-content:flex-start}.v38-mode-tabs{display:flex;overflow:auto}.v38-mode-tabs button{flex:0 0 180px}.v38-practice{grid-template-columns:1fr}.v38-word-panel{display:grid;grid-template-columns:1fr 1fr;align-items:start}.v38-word-meta,.v38-word-panel>.eyebrow,.v38-reveal{grid-column:1/-1}.v38-word-details{grid-column:2/3}.v38-workspace{min-height:500px}.v38-guide-panel{display:block}.v38-guide-panel ol{margin-bottom:12px}.v38-session-progress,.v38-recent{margin-top:10px}.v38-dashboard{grid-template-columns:1fr 1fr}.v38-dashboard>div,.v38-dashboard>button{grid-column:1/-1}}
@media(max-width:560px){.v38-toolbar>span{width:100%;margin-left:0}.v38-header-stats>span{display:none}.v38-word-panel{display:flex}.v38-workspace-head{flex-direction:column}.v38-canvas-wrap{min-height:320px}.v38-guide-toggle{margin-left:0}.v38-hand-actions,.v38-type-actions,.v38-self-rating>div:last-child{flex-direction:column;align-items:stretch}.v38-self-rating.show{display:flex;flex-direction:column;align-items:stretch}.v38-type-card{padding:14px}.v38-type-card input{font-size:18px}.v38-dashboard{grid-template-columns:1fr}.v38-dashboard>div,.v38-dashboard>button{grid-column:auto}}