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13px;background:var(--surface);border-radius:var(--r-sm);box-shadow:var(--sh-sm)}.vocab-speak{display:grid;place-items:center;flex:none;width:34px;height:34px;border-radius:10px;background:var(--brand-50);color:var(--brand-600)}.vocab-speak:active{transform:scale(.92)}.vocab-text{flex:1;min-width:0;display:flex;flex-direction:column}.vocab-en{font-weight:700;font-size:1rem}.vocab-ipa{font-size:.76rem}.vocab-fa{font-size:.95rem;color:var(--ink-700);font-weight:600;white-space:nowrap}.grammar-card{padding:16px;background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--sh-sm);margin-bottom:22px}.grammar-title{display:flex;align-items:center;gap:8px;font-size:1.04rem;margin-bottom:9px;color:var(--brand-700)}.grammar-body{font-size:.92rem;line-height:1.8;margin-bottom:12px}.grammar-examples{display:flex;flex-direction:column;gap:8px}.grammar-examples li{display:flex;flex-direction:column;gap:2px;padding:9px 12px;background:var(--surface-sunken);border-radius:var(--r-sm)}.grammar-examples .ltr{font-weight:700}.grammar-examples .muted{font-size:.84rem}.syllabus{display:flex;flex-direction:column;gap:8px}.syllabus-row{display:flex;gap:11px;padding:12px 13px;background:var(--surface);border-radius:var(--r-sm);box-shadow:var(--sh-sm)}.syllabus-code{font-weight:800;font-size:.86rem;flex:none;min-width:34px}.syllabus-cells{display:flex;flex-direction:column;gap:4px;font-size:.84rem;line-height:1.55}.syllabus-cells b{font-weight:700;color:var(--ink-700)}.syllabus-unv{font-size:.74rem}.game-screen{display:flex;flex-direction:column}.game-head{display:flex;align-items:center;gap:12px;padding:6px 0 18px}.game-head .topbar-back{width:38px;height:38px}.game-head-title{display:flex;align-items:center;gap:7px;font-weight:800;flex:1}.game-head-unit{font-size:.82rem}.game{display:flex;flex-direction:column;gap:18px}.game-progress{display:flex;align-items:center;gap:11px;font-size:.8rem;font-weight:700;color:var(--ink-500)}.game-progress>span{white-space:nowrap;min-width:42px}.game-progress-bar{flex:1;height:8px;border-radius:8px;background:var(--surface-sunken);overflow:hidden}.game-progress-bar i{display:block;height:100%;border-radius:8px;background:linear-gradient(90deg,var(--gc, var(--brand-500)),color-mix(in srgb,var(--gc, var(--brand-500)) 55%,white));transition:width .35s var(--ease)}.flash-stage{perspective:1200px;display:grid;place-items:center;min-height:320px}.flashcard{width:100%;min-height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:28px 22px;border-radius:var(--r-xl);background:var(--surface);box-shadow:var(--sh-lg);text-align:center;position:relative}.flashcard.is-back{background:linear-gradient(160deg,#fff,var(--brand-50))}.flash-word{font-size:2.3rem;font-weight:800;letter-spacing:-.5px}.flash-ipa{font-size:1rem;color:var(--ink-300)}.flash-speak{position:absolute;top:16px;left:16px;display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:var(--brand-50);color:var(--brand-600)}.flash-hint{position:absolute;bottom:16px;font-size:.8rem}.flash-fa{font-size:2rem;font-weight:800;color:var(--brand-700)}.flash-example{font-size:1.05rem;font-weight:600}.flash-example-fa{font-size:.9rem}.flash-actions{display:flex;gap:11px}.flash-actions .btn{flex:1}.flash-no{background:var(--danger-bg);color:var(--danger)}.flash-yes{background:var(--success-bg);color:var(--success)}.mcq-prompt{display:flex;flex-direction:column;align-items:center;gap:10px;padding:24px 0 8px}.mcq-q{font-size:.9rem}.mcq-word{display:inline-flex;align-items:center;gap:10px;font-size:2rem;font-weight:800;color:var(--ink-900)}.mcq-word svg{color:var(--brand-500)}.mcq-options{display:flex;flex-direction:column;gap:11px}.mcq-opt{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:16px 18px;border-radius:var(--r-md);background:var(--surface);box-shadow:var(--sh-sm);font-size:1.05rem;font-weight:700;text-align:start;border:2px solid transparent;transition:all .15s var(--ease)}.mcq-opt:active{transform:scale(.99)}.mcq-opt.is-right{background:var(--success-bg);border-color:var(--success);color:var(--success)}.mcq-opt.is-wrong{background:var(--danger-bg);border-color:var(--danger);color:var(--danger)}.mcq-opt.is-dim{opacity:.5}.listen-prompt{display:flex;flex-direction:column;align-items:center;gap:12px;padding:18px 0}.listen-warn{font-size:.8rem;text-align:center}.listen-play{display:grid;place-items:center;width:92px;height:92px;border-radius:50%;background:linear-gradient(135deg,var(--brand-500),var(--brand-700));color:#fff;box-shadow:var(--sh-glow);transition:transform .15s var(--ease-snap)}.listen-play:active{transform:scale(.93)}.listen-prompt .muted{font-size:.84rem}.match-hint{text-align:center;font-size:.86rem}.match-grid{display:flex;gap:12px}.match-col{flex:1;display:flex;flex-direction:column;gap:10px}.match-item{padding:15px 10px;border-radius:var(--r-md);background:var(--surface);box-shadow:var(--sh-sm);font-weight:700;font-size:1rem;min-height:54px;transition:all .15s var(--ease);border:2px solid transparent}.match-item.is-sel{border-color:var(--brand-500);background:var(--brand-50)}.match-item.is-matched{background:var(--success-bg);color:var(--success);box-shadow:none}.match-item.is-wrong{animation:shake .4s;border-color:var(--danger)}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-6px)}75%{transform:translate(6px)}}.spell-prompt{display:flex;flex-direction:column;align-items:center;gap:10px;padding:18px 0 6px}.spell-fa{font-size:1.6rem;font-weight:800;color:var(--brand-700)}.spell-input{width:100%;padding:15px 18px;border-radius:var(--r-md);border:2px solid var(--ink-100);background:var(--surface);box-shadow:var(--sh-sm);font-size:1.3rem;font-weight:700;text-align:center}.spell-input.right{border-color:var(--success);background:var(--success-bg)}.spell-input.wrong{border-color:var(--danger);background:var(--danger-bg)}.spell-answer{text-align:center;font-weight:700;color:var(--danger)}.spell-answer .ltr{font-weight:800}.sent-hint{font-size:.95rem;font-weight:700;text-align:center;padding:6px 0}.sent-answer{display:flex;flex-wrap:wrap;gap:8px;align-content:flex-start;min-height:96px;padding:14px;border-radius:var(--r-md);background:var(--surface);box-shadow:inset 0 0 0 2px var(--ink-100)}.sent-answer.right{box-shadow:inset 0 0 0 2px var(--success);background:var(--success-bg)}.sent-answer.wrong{box-shadow:inset 0 0 0 2px var(--danger);background:var(--danger-bg)}.sent-placeholder{font-size:.86rem}.sent-pool{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.sent-tile{padding:11px 15px;border-radius:12px;background:var(--surface);box-shadow:var(--sh-sm);font-size:1.05rem;font-weight:700;transition:transform .12s var(--ease-snap),opacity .15s}.sent-tile:active{transform:scale(.95)}.sent-tile.is-used{opacity:0;pointer-events:none}.result{display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px;padding:26px 12px}.result-badge{display:grid;place-items:center;width:96px;height:96px;border-radius:50%;color:#fff;box-shadow:var(--sh-lg)}.result-great{background:linear-gradient(135deg,#ffce4a,#f5a623)}.result-good{background:linear-gradient(135deg,var(--brand-500),var(--brand-700))}.result-ok{background:linear-gradient(135deg,#8f8ab4,#565184)}.result h2{font-size:1.5rem}.result-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%;margin:8px 0 4px}.result-actions{display:flex;gap:11px;width:100%;margin-top:8px}.result-actions .btn{flex:1}.mascot{display:block}.mascot-bob{animation:bob 3s var(--ease) infinite}@keyframes bob{0%,to{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-7px) rotate(1deg)}}.hero{display:flex;align-items:center;gap:12px;padding:8px 2px 18px}.hero-text{flex:1;min-width:0}.hero-text h1{font-size:1.7rem}.home-stats .stat{position:relative;overflow:hidden;background:linear-gradient(160deg,#fff,var(--surface-sunken));border:1.5px solid #fff;box-shadow:var(--sh-md)}.stat-icon{color:var(--brand-500);margin-bottom:2px}.result-stars{display:flex;gap:8px;justify-content:center;margin-bottom:2px}.result-stars .star{color:var(--ink-100);transition:transform .3s var(--ease-snap)}.result-stars .star.on{color:var(--gold);animation:star-pop .45s var(--ease-snap) backwards}.result-stars .star.on:nth-child(2){animation-delay:.12s}.result-stars .star.on:nth-child(3){animation-delay:.24s}@keyframes star-pop{0%{transform:scale(0) rotate(-30deg)}60%{transform:scale(1.35) rotate(8deg)}to{transform:scale(1) rotate(0)}}.confetti{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}.confetti span{position:absolute;top:-16px;width:9px;height:14px;border-radius:2px;animation-name:confetti-fall;animation-timing-function:ease-in;animation-iteration-count:1;animation-fill-mode:forwards}@keyframes confetti-fall{to{transform:translateY(420px) rotate(720deg);opacity:.15}}.result>*{position:relative;z-index:1}:root{--vip-gold: #e8c46a;--vip-gold-2: #f6e4ab;--vip-gold-deep: #b9923a}.screen.vip{background:radial-gradient(130% 80% at 50% -18%,rgba(232,196,106,.16),transparent 55%),linear-gradient(180deg,#1d1936,#15121f 55%,#100e19);color:#ece9f6}.screen.vip .topbar-titles h1{color:#f4eeda}.screen.vip .topbar-titles p{color:#a59ec4}.screen.vip .topbar-back{background:#ffffff14;color:#f4eeda;box-shadow:none;border:1px solid rgba(232,196,106,.28)}.teacher-hero{position:relative;margin-bottom:22px;padding:22px 18px 18px;border-radius:26px;overflow:hidden;background:linear-gradient(160deg,#ffffff17,#ffffff08);border:1px solid rgba(232,196,106,.32);box-shadow:0 20px 44px #0006,inset 0 1px #ffffff17;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.teacher-hero:before{content:"";position:absolute;top:-45%;right:-22%;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(232,196,106,.28),transparent 70%)}.teacher-vip{position:absolute;top:14px;left:14px;z-index:2;display:inline-flex;align-items:center;gap:5px;padding:5px 11px;border-radius:999px;background:linear-gradient(135deg,var(--vip-gold-2),var(--vip-gold-deep));color:#2a210a;font-size:.72rem;font-weight:800;letter-spacing:.2px;box-shadow:0 5px 14px #e8c46a6b}.teacher-top{display:flex;gap:14px;align-items:center;margin-bottom:14px;position:relative}.teacher-avatar{position:relative;flex:none;width:74px;height:74px;border-radius:22px;display:grid;place-items:center;background:linear-gradient(150deg,#3c3370,#221c3d);border:2px solid var(--vip-gold);color:var(--vip-gold-2);font-size:1.5rem;font-weight:800;box-shadow:0 8px 22px #00000073}.teacher-verified{position:absolute;bottom:-7px;right:-7px;width:26px;height:26px;color:var(--vip-gold);background:#15121f;border-radius:50%;display:grid;place-items:center}.teacher-id{min-width:0}.teacher-name{font-size:1.3rem;color:#fff;font-weight:800}.teacher-role{font-size:.86rem;color:var(--vip-gold-2);margin-top:2px}.teacher-course{font-size:.74rem;color:#a59ec4;margin-top:3px}.teacher-bio{font-size:.88rem;line-height:1.85;color:#d8d3ec;margin-bottom:14px;position:relative}.teacher-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.teacher-chip{display:inline-flex;align-items:center;gap:5px;padding:6px 11px;border-radius:999px;font-size:.76rem;font-weight:700;color:#f3ead0;background:#e8c46a1f;border:1px solid rgba(232,196,106,.28)}.teacher-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.teacher-stat{text-align:center;padding:12px 6px;border-radius:16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.08)}.teacher-stat b{display:block;font-size:1.35rem;color:var(--vip-gold-2);font-weight:800}.teacher-stat span{font-size:.72rem;color:#a59ec4}.vip-section-title{display:flex;align-items:center;gap:7px;color:var(--vip-gold-2);font-size:1.02rem;margin:4px 2px 12px}.screen.vip .level-node{background:linear-gradient(160deg,#ffffff12,#ffffff06);border:1px solid rgba(232,196,106,.18);box-shadow:0 10px 26px #00000052}.screen.vip .level-node:hover{border-color:#e8c46a80}.screen.vip .level-node-head h3{color:#f4eeda}.screen.vip .level-node-blurb{color:#b3adcc}.screen.vip .cefr-pill{background:#e8c46a29}.screen.vip .level-node-foot .muted,.screen.vip .soon-pill{color:#b3adcc}.screen.vip .soon-pill{background:#ffffff14}.screen.vip .mini-bar{background:#ffffff1a}.screen.vip .level-node-badge{box-shadow:0 0 0 3px #e8c46a8c,0 6px 16px #00000080}.track-card-vip{background:linear-gradient(160deg,#221c3d,#17132a)}.track-card-vip .track-stripe{background:linear-gradient(180deg,var(--vip-gold-2),var(--vip-gold-deep));width:8px}.track-card-vip h3,.track-card-vip .track-card-en{color:#f4eeda}.track-card-vip .track-card-desc{color:#b3adcc!important}.track-card-vip .track-kind{background:linear-gradient(135deg,var(--vip-gold-2),var(--vip-gold-deep))!important;color:#2a210a!important;display:inline-flex;align-items:center;gap:4px}.track-card-vip .track-card-meta{color:#a59ec4}.track-card-vip .track-card-arrow{color:var(--vip-gold)}