@font-face{font-family:Nunito;src:url('/english/fonts/Nunito-Variable.woff2') format('woff2');font-style:normal;font-weight:200 1000;font-display:swap;unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:Nunito;src:url('/english/fonts/Nunito-Latin.woff2') format('woff2');font-style:normal;font-weight:200 1000;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
:root{--bg1:#ffe4ef;--bg2:#fff0f6;--surface:#fffafd;--white:#fff;--pink:#ff63a6;--hot:#ef3f8f;--pink2:#ffadd2;--pale:#ffe8f3;--plum:#b04ba5;--deep:#9f3569;--text:#5f4058;--muted:#8b6a82;--good:#dcf8e7;--goodb:#2ecc71;--bad:#ffe0df;--badb:#e95b54;--shadow:0 18px 50px rgba(159,53,105,.14);font-family:Nunito,ui-rounded,system-ui,-apple-system,sans-serif;color:var(--text);background:var(--bg1)}
*{box-sizing:border-box}html{min-height:100%;background:linear-gradient(145deg,var(--bg1),var(--bg2))}body{min-height:100vh;min-height:100dvh;margin:0;padding:max(12px,env(safe-area-inset-top)) 12px calc(106px + env(safe-area-inset-bottom));overflow-x:hidden;background:radial-gradient(circle at 12% 12%,rgba(255,255,255,.72),transparent 25rem),linear-gradient(145deg,var(--bg1),var(--bg2))}
button,input{font:inherit}button{min-height:44px}button,a{-webkit-tap-highlight-color:transparent}.skip-link{position:fixed;top:8px;left:8px;z-index:100;transform:translateY(-160%);background:#fff;color:var(--deep);padding:10px 14px;border-radius:12px;font-weight:900}.skip-link:focus{transform:none}
.app-shell{position:relative;width:min(100%,540px);min-height:calc(100dvh - 32px);margin:0 auto;overflow:hidden;border:1px solid rgba(255,173,210,.68);border-radius:30px;background:rgba(255,250,253,.94);box-shadow:var(--shadow);backdrop-filter:blur(16px)}.app-shell:before{content:'';display:block;height:9px;background:linear-gradient(90deg,var(--pink),#ffb3d1,var(--plum),#ff7fae)}
.brand-bar{min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 22px 8px}.brand{color:var(--hot);text-decoration:none;font-size:22px;line-height:1;font-weight:1000;letter-spacing:.025em}.text-button{border:0;background:transparent;color:var(--deep);font-size:13px;font-weight:900;cursor:pointer}main{padding:10px 18px 24px}.view[hidden]{display:none}.view{animation:view-in .24s ease both}@keyframes view-in{from{opacity:0;transform:translateY(5px)}}
h1,h2,p{margin-top:0}.intro{text-align:center;padding:12px 10px 18px}.intro h1{margin-bottom:8px;color:#713052;font-size:clamp(30px,8vw,40px);line-height:1.04;font-weight:1000;letter-spacing:-.035em}.intro p{max-width:340px;margin:0 auto;color:var(--muted);font-size:16px;line-height:1.45;font-weight:650}
.daily-progress{display:grid;grid-template-columns:1fr 44%;align-items:center;gap:18px;margin:4px 0 22px;padding:19px 20px;border:2px solid #ffd0e3;border-top-color:var(--hot);border-radius:18px;background:#fff;box-shadow:0 8px 20px rgba(176,75,165,.1)}.daily-progress h2{margin-bottom:4px;color:var(--deep);font-size:15px;font-weight:900}.daily-progress p{margin:0;color:var(--hot);font-size:18px;font-weight:850}.daily-progress strong{font-size:30px;font-weight:1000}.progress-track{height:11px;overflow:hidden;border:1px solid #ffd0e3;border-radius:999px;background:#ffe8f1}.progress-track span{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--hot),var(--pink),var(--plum));transition:width .28s ease}
.action-list{display:grid;gap:10px}.action-row{width:100%;display:grid;grid-template-columns:52px 1fr 22px;align-items:center;gap:13px;min-height:72px;padding:8px 14px 8px 8px;border:2px solid #ffd0e3;border-radius:18px;background:linear-gradient(180deg,#fff,#fff8fb);color:var(--text);text-align:left;box-shadow:0 4px 12px rgba(159,53,105,.07);cursor:pointer;transition:.16s ease}.action-row:hover{transform:translateY(-1px);border-color:var(--pink);box-shadow:0 8px 20px rgba(176,75,165,.1)}button:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid rgba(176,75,165,.32);outline-offset:2px}.action-icon{width:52px;height:52px;display:grid;place-items:center;border-radius:14px;color:#fff;background:linear-gradient(145deg,#ff79b2,var(--hot));font-weight:1000;font-size:19px}.action-icon.plum{background:linear-gradient(145deg,var(--pink),var(--plum))}.action-icon.deep{background:linear-gradient(145deg,#c94e9f,var(--deep))}.action-row strong{display:block;color:#713052;font-size:16px;font-weight:1000}.action-row small{display:block;margin-top:2px;color:var(--muted);font-size:12px;line-height:1.25;font-weight:650}.action-row svg,.back-button svg{width:22px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;color:var(--hot)}.admin-link{width:max-content;min-height:44px;display:flex;align-items:center;margin:14px auto 0;color:var(--deep);font-size:13px;font-weight:850}
.auth-view{padding:12vh 4px 10vh}.login-form{display:grid;gap:10px;padding:20px;border:2px solid #ffd0e3;border-radius:22px;background:#fff}.login-form label{color:var(--deep);font-size:14px;font-weight:900}input{width:100%;min-height:48px;border:2px solid var(--pink2);border-radius:15px;padding:10px 13px;color:var(--text);background:var(--surface);font-size:16px;font-weight:700}.form-message{min-height:20px;margin:0;color:#943126;font-size:13px;font-weight:750}
.primary-button,.secondary-button,.listen-button{min-height:48px;border-radius:15px;padding:11px 15px;font-weight:950;cursor:pointer}.primary-button{border:0;background:linear-gradient(120deg,var(--hot),var(--pink),var(--plum));color:#fff;box-shadow:0 7px 16px rgba(239,63,143,.22)}.primary-button.compact{width:auto}.primary-button.full{width:100%}.secondary-button{border:2px solid var(--pink2);background:#fff;color:var(--deep)}.listen-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:2px solid #ffd0e3;background:#fff;color:var(--hot)}.listen-button svg{width:21px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.view-heading{min-height:72px;display:grid;grid-template-columns:48px 1fr 48px;align-items:center;text-align:center;margin-bottom:16px}.view-heading>div{grid-column:2}.view-heading h1{margin:0;color:var(--hot);font-size:24px;line-height:1.15;font-weight:1000}.view-heading p{margin:3px 0 0;color:var(--muted);font-size:12px;font-weight:800}.back-button{grid-column:1;grid-row:1;width:44px;height:44px;display:grid;place-items:center;border:0;border-radius:14px;background:var(--pale);color:var(--deep);cursor:pointer}
.flashcard{position:relative;width:100%;min-height:370px;padding:0;border:0;border-radius:26px;background:transparent;perspective:1100px;cursor:pointer}.flashcard-face{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:13px;padding:28px;border:2px solid var(--pink2);border-radius:26px;background:linear-gradient(145deg,#fff,#fff3f8);box-shadow:0 8px 20px rgba(176,75,165,.1);backface-visibility:hidden;transition:transform .42s ease}.flashcard-front small{color:var(--muted);font-weight:800}.flashcard-front strong{color:#713052;font-size:clamp(37px,12vw,56px);line-height:1;font-weight:1000;letter-spacing:-.03em}.flashcard-front span{color:var(--muted);font-size:13px;font-weight:700}.flashcard-back{transform:rotateY(180deg);text-align:center}.flashcard-back strong{color:var(--hot);font-size:27px;line-height:1.2;font-weight:1000}.flashcard-back span{line-height:1.35;font-weight:750}.flashcard-back span+span{color:var(--muted);font-size:14px}.flashcard-back em{color:var(--deep);font-size:13px;line-height:1.4}.flashcard.flipped .flashcard-front{transform:rotateY(180deg)}.flashcard.flipped .flashcard-back{transform:rotateY(360deg)}.card-controls{display:grid;grid-template-columns:1fr auto 1fr;gap:8px;margin-top:14px}.speech-status{min-height:20px;margin:8px 0 0;color:var(--muted);text-align:center;font-size:12px;font-weight:700}
.quiz-heading{margin-bottom:7px}.quiz-progress{margin:0 4px 26px}.quiz-prompt{min-height:145px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.quiz-prompt>p{margin-bottom:6px;color:var(--muted);font-size:13px;font-weight:800}.quiz-prompt h2{margin:0 0 15px;color:#713052;font-size:clamp(24px,7vw,32px);line-height:1.2;font-weight:1000}.answer-area{display:grid;gap:10px;margin-bottom:16px}.choice-button{width:100%;min-height:58px;border:2px solid #ffd0e3;border-radius:16px;background:#fff;color:#713052;font-size:16px;font-weight:900;cursor:pointer}.choice-button.selected{border-color:var(--hot);background:var(--pale);box-shadow:0 0 0 2px rgba(239,63,143,.1)}.choice-button:disabled{cursor:default}.text-answer-label{display:grid;gap:8px;color:var(--deep);font-size:13px;font-weight:900}.answer-feedback{margin-top:12px;padding:15px;border:2px solid;border-radius:16px;line-height:1.4;font-weight:800}.answer-feedback.correct{border-color:var(--goodb);background:var(--good);color:#1d8348}.answer-feedback.wrong{border-color:var(--badb);background:var(--bad);color:#943126}
.progress-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:18px}.summary-stat{padding:14px 8px;border:2px solid #ffd0e3;border-radius:16px;background:#fff;text-align:center}.summary-stat strong{display:block;color:var(--hot);font-size:25px;font-weight:1000}.summary-stat span{color:var(--muted);font-size:11px;line-height:1.2;font-weight:850}.word-progress-list{display:grid;gap:8px}.progress-row{display:grid;grid-template-columns:1fr auto;align-items:center;gap:12px;min-height:62px;padding:11px 14px;border-bottom:1px solid #f6d7e4}.progress-row strong{display:block;color:#713052;font-weight:950}.progress-row small{color:var(--muted);font-weight:700}.status-label{padding:6px 9px;border-radius:999px;background:var(--pale);color:var(--deep);font-size:11px;font-weight:900}
.bottom-nav{position:fixed;left:50%;bottom:max(10px,env(safe-area-inset-bottom));z-index:20;width:min(calc(100% - 28px),506px);min-height:70px;grid-template-columns:repeat(3,1fr);gap:4px;padding:7px;border:2px solid #ffc5dc;border-radius:21px;background:rgba(255,255,255,.96);box-shadow:0 10px 30px rgba(255,99,166,.22);backdrop-filter:blur(14px)}.bottom-nav:not([hidden]){display:grid}.nav-button{min-height:54px;display:grid;place-items:center;gap:2px;border:0;border-radius:14px;background:transparent;color:var(--muted);cursor:pointer;font-size:11px;font-weight:900}.nav-button svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.nav-button.active{background:var(--pale);color:var(--hot)}.toast{position:fixed;left:50%;bottom:calc(92px + env(safe-area-inset-bottom));z-index:80;transform:translateX(-50%);width:min(calc(100% - 40px),430px);padding:13px 16px;border-radius:15px;background:#713052;color:#fff;box-shadow:var(--shadow);text-align:center;font-weight:850}
@media(min-width:700px){body{padding-top:24px}.app-shell{min-height:760px}main{padding-inline:28px}}@media(max-width:380px){body{padding-inline:7px}main{padding-inline:12px}.daily-progress{grid-template-columns:1fr;gap:10px}.action-row small{display:none}.card-controls{grid-template-columns:1fr 1fr}.card-controls .listen-button{grid-column:1/-1;grid-row:1}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}

/* Teacher panel */
.admin-body{padding-bottom:32px}.admin-shell{width:min(100%,1180px);min-height:calc(100dvh - 40px);margin:0 auto;border:1px solid rgba(255,173,210,.68);border-radius:30px;background:rgba(255,250,253,.96);box-shadow:var(--shadow);overflow:hidden}.admin-shell:before{content:'';display:block;height:9px;background:linear-gradient(90deg,var(--pink),#ffb3d1,var(--plum),#ff7fae)}.admin-header{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 25px;border-bottom:1px solid #f7d9e5}.admin-header p{margin:5px 0 0;color:var(--muted);font-size:12px;font-weight:800}.header-actions,.button-row{display:flex;align-items:center;gap:8px}.secondary-link{min-height:44px;display:inline-flex;align-items:center;padding:8px 12px;border:2px solid var(--pink2);border-radius:13px;color:var(--deep);text-decoration:none;font-size:13px;font-weight:900}.admin-shell main{padding:24px}.admin-login{width:min(100%,460px);margin:8vh auto}.admin-tabs{display:flex;gap:6px;margin-bottom:24px;padding:5px;border-radius:16px;background:var(--pale);width:max-content}.admin-tab{min-width:110px;border:0;border-radius:12px;background:transparent;color:var(--muted);font-weight:900;cursor:pointer}.admin-tab.active{background:#fff;color:var(--hot);box-shadow:0 3px 9px rgba(159,53,105,.1)}.admin-view[hidden]{display:none}.section-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:18px}.section-heading h1{margin:0;color:#713052;font-size:28px;line-height:1.12;font-weight:1000}.section-heading p{margin:5px 0 0;color:var(--muted);font-weight:700}.admin-grid{display:grid;grid-template-columns:280px 1fr;min-height:590px;border:2px solid #f4cddd;border-radius:22px;background:#fff;overflow:hidden}.lesson-rail{padding:12px;background:#fff7fb;border-right:1px solid #f4d7e3}.lesson-list-item{width:100%;min-height:66px;margin-bottom:8px;padding:11px 12px;border:2px solid transparent;border-radius:15px;background:transparent;color:var(--text);text-align:left;cursor:pointer}.lesson-list-item:hover,.lesson-list-item.active{border-color:var(--pink2);background:#fff}.lesson-list-item strong{display:block;color:#713052;font-weight:950}.lesson-list-item small{display:block;margin-top:3px;color:var(--muted);font-weight:700}.published-dot{display:inline-block;width:8px;height:8px;margin-right:5px;border-radius:50%;background:var(--goodb)}.editor-area{padding:22px}.editor-form{display:grid;gap:12px;padding:18px;border:2px solid #ffd0e3;border-radius:18px;background:#fffafd}.editor-form[hidden],#lesson-editor[hidden]{display:none}.editor-form label{display:grid;gap:6px;color:var(--deep);font-size:13px;font-weight:900}.editor-form textarea{width:100%;resize:vertical;border:2px solid var(--pink2);border-radius:15px;padding:10px 13px;color:var(--text);background:#fff;font:inherit;font-weight:700}.form-heading,.selected-lesson-heading,.dialog-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:15px}.form-heading h2,.selected-lesson-heading h2,.dialog-heading h2{margin:0;color:#713052;font-size:22px;font-weight:1000}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.selected-lesson-heading{margin-bottom:18px}.selected-lesson-heading p,.dialog-heading p{margin:4px 0 0;color:var(--muted);font-size:13px;font-weight:750}.word-list{display:grid;gap:8px;margin-bottom:14px}.admin-word-row{display:grid;grid-template-columns:1fr auto;align-items:center;gap:12px;min-height:64px;padding:10px 12px;border-bottom:1px solid #f5d7e3}.admin-word-row.archived{opacity:.55}.admin-word-row strong{display:block;color:#713052;font-weight:950}.admin-word-row small{color:var(--muted);font-weight:700}.row-actions{display:flex;gap:6px}.mini-button{min-height:40px;padding:7px 10px;border:1px solid var(--pink2);border-radius:11px;background:#fff;color:var(--deep);font-size:12px;font-weight:900;cursor:pointer}.mini-button.archive{color:#943126}.full{width:100%}.word-form{margin-top:16px}.empty-editor{min-height:400px;display:grid;place-content:center;text-align:center;color:var(--muted)}.empty-editor[hidden]{display:none}.empty-editor strong{color:var(--deep);font-size:20px;font-weight:1000}.empty-editor p{max-width:310px}.preview-dialog{width:min(calc(100% - 24px),700px);max-height:88dvh;padding:22px;border:2px solid var(--pink2);border-radius:24px;background:var(--surface);box-shadow:var(--shadow)}.preview-dialog::backdrop{background:rgba(67,24,50,.38);backdrop-filter:blur(4px)}.dialog-heading{margin-bottom:18px}.dialog-heading .back-button{font-size:25px;font-weight:700}.preview-deck{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.preview-card{min-height:190px;display:flex;flex-direction:column;justify-content:center;gap:8px;padding:18px;border:2px solid var(--pink2);border-radius:20px;background:linear-gradient(145deg,#fff,#fff3f8);text-align:center}.preview-card small{color:var(--muted);font-weight:800}.preview-card strong{color:#713052;font-size:25px;font-weight:1000}.preview-card span{color:var(--hot);font-weight:850}.report-groups{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.report-group{min-height:270px;padding:16px;border:2px solid #ffd0e3;border-radius:19px;background:#fff}.report-group h2{margin:0 0 12px;color:var(--deep);font-size:18px;font-weight:1000}.report-row{padding:11px 4px;border-bottom:1px solid #f5d7e3}.report-row strong{display:block;color:#713052}.report-row small{color:var(--muted);font-size:11px;font-weight:700}
@media(max-width:800px){.admin-shell main{padding:16px}.admin-header{align-items:flex-start;padding:16px}.header-actions{flex-direction:column;align-items:flex-end}.section-heading{align-items:stretch;flex-direction:column}.admin-grid{grid-template-columns:1fr}.lesson-rail{border-right:0;border-bottom:1px solid #f4d7e3}.lesson-rail #lesson-list{display:flex;gap:8px;overflow-x:auto}.lesson-list-item{min-width:210px}.editor-area{padding:15px}.report-groups{grid-template-columns:1fr}.preview-deck{grid-template-columns:1fr 1fr}}@media(max-width:520px){.admin-shell{border-radius:24px}.admin-header{display:block}.header-actions{margin-top:12px;flex-direction:row;justify-content:space-between}.admin-shell main{padding:12px}.admin-tabs{width:100%}.admin-tab{flex:1}.form-grid,.preview-deck{grid-template-columns:1fr}.selected-lesson-heading{display:block}.button-row{margin-top:12px}.section-heading h1{font-size:24px}}