/*!
 * 
 *   react-simple-keyboard v3.8.240
 *   https://github.com/hodgef/react-simple-keyboard
 *
 *   Copyright (c) Francisco Hodge (https://github.com/hodgef) and project contributors.
 *
 *   This source code is licensed under the MIT license found in the
 *   LICENSE file in the root directory of this source tree.
 *
 */
/*!
 * 
 *   simple-keyboard v3.8.163
 *   https://github.com/hodgef/simple-keyboard
 *
 *   Copyright (c) Francisco Hodge (https://github.com/hodgef) and project contributors.
 *
 *   This source code is licensed under the MIT license found in the
 *   LICENSE file in the root directory of this source tree.
 *
 */
.hg-theme-default{box-sizing:border-box;touch-action:manipulation;-webkit-user-select:none;user-select:none;background-color:#ececec;border-radius:5px;width:100%;padding:5px;font-family:HelveticaNeue-Light,Helvetica Neue Light,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif;overflow:hidden}.hg-theme-default .hg-button span,.hg-theme-default .hg-button span svg{pointer-events:none}.hg-theme-default button.hg-button{font-size:inherit;border-width:0}.hg-theme-default .hg-button{flex-grow:1;display:inline-block}.hg-theme-default .hg-row{display:flex}.hg-theme-default .hg-row:not(:last-child){margin-bottom:5px}.hg-theme-default .hg-row .hg-button-container,.hg-theme-default .hg-row .hg-button:not(:last-child){margin-right:5px}.hg-theme-default .hg-row>div:last-child{margin-right:0}.hg-theme-default .hg-row .hg-button-container{display:flex}.hg-theme-default .hg-button{box-sizing:border-box;cursor:pointer;-webkit-tap-highlight-color:#0000;background:#fff;border-bottom:1px solid #b5b5b5;border-radius:5px;justify-content:center;align-items:center;height:40px;padding:5px;display:flex;box-shadow:0 0 3px -1px #0000004d}.hg-theme-default .hg-button.hg-standardBtn{width:20px}.hg-theme-default .hg-button.hg-activeButton{background:#efefef}.hg-theme-default.hg-layout-numeric .hg-button{justify-content:center;align-items:center;width:33.3%;height:60px;display:flex}.hg-theme-default .hg-button.hg-button-numpadadd,.hg-theme-default .hg-button.hg-button-numpadenter{height:85px}.hg-theme-default .hg-button.hg-button-numpad0{width:105px}.hg-theme-default .hg-button.hg-button-com{max-width:85px}.hg-theme-default .hg-button.hg-standardBtn.hg-button-at{max-width:45px}.hg-theme-default .hg-button.hg-selectedButton{color:#fff;background:#05194687}.hg-theme-default .hg-button.hg-standardBtn[data-skbtn=\.com]{max-width:82px}.hg-theme-default .hg-button.hg-standardBtn[data-skbtn=\@]{max-width:60px}.hg-candidate-box{-webkit-user-select:none;user-select:none;background:#ececec;border-bottom:2px solid #b5b5b5;border-radius:5px;margin-top:-10px;display:inline-flex;position:absolute;transform:translateY(-100%)}ul.hg-candidate-box-list{flex:1;margin:0;padding:0;list-style:none;display:flex}li.hg-candidate-box-list-item{justify-content:center;align-items:center;width:40px;height:40px;display:flex}li.hg-candidate-box-list-item:hover{cursor:pointer;background:#00000008}li.hg-candidate-box-list-item:active{background:#0000001a}.hg-candidate-box-prev:before{content:"◄"}.hg-candidate-box-next:before{content:"►"}.hg-candidate-box-next,.hg-candidate-box-prev{color:#969696;cursor:pointer;align-items:center;padding:0 10px;display:flex}.hg-candidate-box-next{border-top-right-radius:5px;border-bottom-right-radius:5px}.hg-candidate-box-prev{border-top-left-radius:5px;border-bottom-left-radius:5px}.hg-candidate-box-btn-active{color:#444}:root{--gray:#8a8f98;--line:#e6e8eb;--bg:#f6f7f9;--card:#fff;--ink:#1c1e21;--accent:#2f6fed;--bad:#e5484d;--good:#2ba471}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}header{z-index:5;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);background:#ffffffe6;align-items:center;gap:12px;padding:14px 20px;display:flex;position:sticky;top:0}header h1{margin:0;font-size:18px;font-weight:650}header .sub{color:var(--gray);font-size:13px}.back{border:1px solid var(--line);background:var(--card);cursor:pointer;border-radius:8px;padding:6px 12px;font-size:14px}.back:hover{background:var(--bg)}main{max-width:1200px;margin:0 auto;padding:20px}.units{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px;display:grid}.unit{aspect-ratio:1;background:var(--card);cursor:pointer;text-align:left;color:inherit;border:none;border-radius:16px;flex-direction:column;justify-content:space-between;padding:16px;transition:transform 80ms,box-shadow .12s;display:flex;box-shadow:0 1px 3px #0000000f}.unit:hover{transform:translateY(-2px);box-shadow:0 6px 18px #0000001f}.unit .num{color:var(--gray);font-size:13px;font-weight:600}.unit .name{font-size:20px;font-weight:650;line-height:1.2}.unit .count{color:var(--gray);font-size:12px}.cards{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;display:grid}.flash{border:1px solid var(--line);background:var(--card);text-align:center;border-radius:14px;padding:10px;box-shadow:0 1px 2px #0000000a}.region{cursor:pointer;border-radius:10px;padding:10px 8px;transition:background .1s;position:relative}.region:hover{background:var(--bg)}.region:focus-visible,.region.playing{outline:2px solid var(--accent);outline-offset:2px}.flash img{object-fit:contain;max-width:100%;max-height:150px;margin:0 auto 12px;display:block}.flash .thai{font-size:26px;font-weight:600;line-height:1.25}.flash .translit{color:var(--gray);margin-top:2px;font-size:14px}.flash .en{margin-top:8px;font-size:16px}.flash .ex{border-top:1px dashed var(--line);color:var(--gray);margin-top:8px;padding-top:12px;padding-left:30px;padding-right:30px;font-size:13px;line-height:1.4}.flash .ex .ex-thai{font-size:14px}.speaker{width:24px;height:24px;color:var(--gray);background:var(--bg);border-radius:50%;justify-content:center;align-items:center;font-size:13px;display:flex;position:absolute;top:6px;right:6px}.region:hover .speaker{color:var(--ink)}.region.playing .speaker{color:var(--accent)}.speaker.sm{width:20px;height:20px;font-size:11px;top:10px}.msg{text-align:center;color:var(--gray);padding:40px}.train{border:1px solid var(--line);background:var(--card);cursor:pointer;border-radius:8px;padding:6px 12px;font-size:14px}.train.first{margin-left:auto}.train:hover{background:var(--bg)}.train-bar{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:20px;display:flex}.mode-btn{border:1px solid var(--line);background:var(--card);cursor:pointer;border-radius:8px;padding:8px 14px;font-size:14px}.mode-btn:hover{background:var(--bg)}.counter{color:var(--gray);margin-left:auto;font-size:14px}.swipe-area{touch-action:pan-y}.swipe-area.swiping,.swipe-area.swiping .spell-answer{-webkit-user-select:none;user-select:none}.train-stage{justify-content:center;display:flex}.flip{perspective:1400px;cursor:pointer;width:min(440px,100%);height:440px}.flip-inner{width:100%;height:100%;transform-style:preserve-3d;transition:transform .5s;position:relative}.flip-inner.flipped{transform:rotateY(180deg)}.flip-face{backface-visibility:hidden;position:absolute;inset:0}.flip-back{transform:rotateY(180deg)}.flip-face .flash{box-sizing:border-box;flex-direction:column;justify-content:center;width:100%;height:100%;margin:0;display:flex;overflow:auto}.flash.prompt{align-items:center;gap:16px}.prompt-word{text-align:center;font-size:36px;font-weight:640;line-height:1.25}.flip-hint{color:var(--gray);font-size:13px}.train-nav{justify-content:center;gap:12px;margin-top:24px;display:flex}.nav-btn{border:1px solid var(--line);background:var(--card);cursor:pointer;border-radius:8px;padding:10px 20px;font-size:15px;transition:background .1s,box-shadow .1s}.nav-btn:hover:not(:disabled){background:var(--bg)}.nav-btn:disabled{opacity:.4;cursor:default}.nav-btn.next{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:600}.nav-btn.next:hover:not(:disabled){background:#2560d8;border-color:#2560d8}.nav-btn.kbd{transform:translateY(1px);box-shadow:0 0 0 3px #2f6fed66}.nav-btn.ghost{color:var(--gray);background:0 0;border-color:#0000}.nav-btn.ghost:hover:not(:disabled){background:var(--card);border-color:var(--line);color:var(--ink)}.grade-btn{border:1px solid var(--line);background:var(--card);cursor:pointer;color:#fff;border-radius:8px;padding:10px 24px;font-size:15px;font-weight:600;transition:background .1s,box-shadow .1s}.grade-btn.bad{background:var(--bad);border-color:var(--bad)}.grade-btn.good{background:var(--good);border-color:var(--good)}.grade-btn.bad:hover:not(:disabled){background:#cf3a3f;border-color:#cf3a3f}.grade-btn.good:hover:not(:disabled){background:#238f60;border-color:#238f60}.grade-btn:disabled{opacity:.35;cursor:default}.grade-btn.selected{box-shadow:0 0 0 3px #0000004d}.grade-btn.dim{opacity:.4}.exam-controls{flex-direction:column;align-items:center;gap:12px;margin-top:24px;display:flex}.grade-and-next{flex-direction:column;align-items:stretch;gap:12px;width:fit-content;display:flex}.grade-row{gap:12px;display:flex}@keyframes nextPop{0%{opacity:0;transform:translateY(6px)scale(.9)}to{opacity:1;transform:none}}.nav-btn.next.pop{animation:.2s nextPop}.grade-hint{text-align:center;color:var(--gray);font-size:13px}.hint-touch{display:none}.report{max-width:560px;margin:0 auto}.report-score{text-align:center;margin-bottom:6px;font-size:26px;font-weight:650}.report-sub{text-align:center;color:var(--gray);margin-bottom:28px}.report-sec-head{margin:0 0 12px;font-size:15px;font-weight:650}.report-sec-head.focus{color:var(--bad)}.report-sec-head.ok{color:var(--good)}.focus-list{flex-direction:column;gap:10px;margin-bottom:28px;display:flex}.focus-item{text-align:left;background:#e5484d0f;border:1px solid #e5484d59;border-radius:12px;padding:14px 16px;position:relative}.focus-item .fi-thai{font-size:20px;font-weight:600}.focus-item .fi-translit{color:var(--gray);margin-top:2px;font-size:13px}.focus-item .fi-en{margin-top:4px;font-size:15px}.focus-item .speaker{cursor:pointer;border:none;padding:0;top:12px;right:12px}.focus-item.playing{outline:2px solid var(--bad);outline-offset:2px}.focus-item.playing .speaker{color:var(--bad)}.move-btn{cursor:pointer;background:var(--card);border:1px solid;border-radius:8px;margin-top:12px;padding:6px 12px;font-family:inherit;font-size:13px;font-weight:600}.move-btn.good{color:var(--good);border-color:#2ba47180}.move-btn.good:hover{background:#2ba4711f}.ok-list{flex-wrap:wrap;gap:8px;margin-bottom:28px;display:flex}.ok-chip{border:1px solid var(--line);background:var(--card);color:var(--gray);cursor:pointer;border-radius:999px;padding:6px 12px;font-family:inherit;font-size:13px}.ok-chip:hover{color:var(--ink);border-color:#e5484d8c}.ok-chip b{color:var(--ink);font-weight:600}.report-none{color:var(--gray);margin-bottom:28px;font-size:14px}@keyframes itemIn{0%{opacity:0;transform:translateY(-8px)scale(.96)}to{opacity:1;transform:none}}.entering{animation:.3s itemIn}.done{text-align:center;padding:60px 20px}.done-title{font-size:28px;font-weight:650}.done-sub{color:var(--gray);margin:8px 0 24px}.done-row{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.seg{border:1px solid var(--line);border-radius:8px;display:inline-flex;overflow:hidden}.seg-btn{background:var(--card);color:var(--ink);cursor:pointer;border:none;border-right:1px solid var(--line);padding:8px 14px;font-size:14px}.seg-btn:last-child{border-right:none}.seg-btn:hover:not(.active){background:var(--bg)}.seg-btn.active{background:var(--accent);color:#fff}.spell{text-align:center;max-width:640px;margin:0 auto}.spell-prompt{word-break:break-word;margin:6px 0 18px;font-size:34px;font-weight:650}.spell-input{text-align:center;border:2px solid var(--line);background:var(--card);width:100%;max-width:420px;color:var(--ink);border-radius:12px;outline:none;margin:0 auto;padding:12px 16px;font-family:inherit;font-size:30px;display:block}.spell-input:focus{border-color:var(--accent)}.spell-input.ok{border-color:var(--good)}.spell-input.bad{border-color:var(--bad)}.spell-input::placeholder{color:var(--gray);font-size:18px}.spell-latin-hint{color:#8a5b00;background:#fff6e0;border:1px solid #f0d089;border-radius:10px;max-width:420px;margin:10px auto 0;padding:8px 12px;font-size:13px;line-height:1.4}.spell-controls{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:16px;display:flex}.spell-actions{flex-direction:column;align-items:stretch;gap:10px;width:fit-content;margin:16px auto 0;display:flex}.spell-btn-row{gap:10px;display:flex}.spell-next{max-width:420px;margin:16px auto 0}.spell-next .nav-btn{width:100%}.spell-attempt-label{color:var(--gray);text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px;font-size:12px}.spell-attempt-label,.spell-badge{-webkit-user-select:none;user-select:none}.spell-answer{-webkit-user-select:text;user-select:text;text-align:center;border:2px solid var(--line);background:var(--card);border-radius:12px;width:100%;max-width:420px;min-height:56px;margin:0 auto;padding:12px 22px;font-size:30px;line-height:1.4;position:relative}.spell-answer.ok{border-color:var(--good)}.spell-answer.bad{border-color:var(--bad)}.spell-badge{color:#fff;border:2px solid var(--bg);border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;font-size:15px;font-weight:700;animation:.25s cubic-bezier(.2,.8,.3,1.4) badgePop;display:flex;position:absolute;top:-13px;right:-13px;box-shadow:0 2px 6px #00000038}.spell-badge.ok{background:var(--good)}.spell-badge.bad{background:var(--bad)}@keyframes badgePop{0%{opacity:0;transform:scale(0)}to{opacity:1;transform:scale(1)}}.cl-ok{color:var(--good)}.cl-bad{color:var(--bad);text-underline-offset:3px;text-decoration:underline;text-decoration-thickness:2px}.cl-miss{color:var(--bad)}.cl-empty{color:var(--gray)}.spell-reveal{max-width:420px;margin:16px auto 0}.kbd-wrap{max-width:660px;margin:18px auto 0}.kbd-wrap .simple-keyboard{border-radius:12px;padding:8px}.kbd-wrap .simple-keyboard .hg-button{height:46px;font-size:18px}@media (width<=600px){header{gap:8px;padding:11px 14px}header>div{flex:1;min-width:0}header h1{font-size:16px}header h1,header .sub{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.train{padding:6px 9px;font-size:15px}.btn-label{display:none}main{padding:14px}.units{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}.unit{padding:13px}.unit .name{font-size:17px}.flip{height:430px}.prompt-word{font-size:30px}.grade-btn{padding:10px 16px}.nav-btn{padding:10px 18px}.train-nav{flex-wrap:wrap}.report-score{font-size:22px}.seg-btn{padding:7px 10px;font-size:13px}.hint-keys{display:none}.hint-touch{display:inline}.spell-prompt{font-size:28px}.spell-input,.spell-answer{font-size:26px}.kbd-wrap .simple-keyboard .hg-button{height:42px;font-size:16px}}