.instructor-hero{display:grid;grid-template-columns:1.2fr .8fr;gap:55px;align-items:center;padding-top:96px;padding-bottom:80px}.instructor-hero h1{font-size:clamp(52px,6vw,77px)}.instructor-hero h1 span{color:var(--lime)}.instructor-hero .hero-lead{max-width:700px}.lesson-stat{display:flex;gap:12px;align-items:center;color:#aac29e;margin-top:30px;font-size:12px}.lesson-stat-star{width:34px;height:34px;background:#26431a;color:var(--lime);border-radius:50%;display:grid;place-items:center;font-size:20px}.instructor-hero-card{position:relative;min-height:415px;border-radius:27px;overflow:hidden;border:1px solid #3e5a3d;padding:35px;background:radial-gradient(circle at 70% 36%,#40612a,#14231b 55%,#0e1514)}.instructor-hero-card:after{content:"";width:300px;height:300px;position:absolute;right:-115px;top:35px;border-radius:50%;border:1px solid #689e503a;box-shadow:0 0 0 50px #7c9d1512,0 0 0 100px #789e1511}.ins-label,.ins-bottom{font-size:11px;color:#bcdb9d;letter-spacing:.14em;font-weight:780}.ins-circle{color:#a6ed11;font-size:185px;font-weight:800;line-height:1.1;letter-spacing:-.16em;margin-top:30px}.instructor-hero-card h3{position:relative;z-index:2;font-size:29px;line-height:1.2;margin:0 0 12px}.instructor-hero-card p{color:#bfccb8;line-height:1.5;font-size:13px;max-width:330px}.ins-bottom{display:block;margin-top:30px}.safety-banner{background:#1f291c;border:1px solid #55703b;border-radius:17px;display:flex;gap:17px;padding:24px;margin-bottom:10px}.safety-mark{flex:0 0 34px;height:34px;background:#a6ed11;color:#101c0b;font-weight:900;border-radius:50%;display:grid;place-items:center}.safety-banner strong{font-size:16px}.safety-banner p{color:#bdd0b4;font-size:13px;line-height:1.65;margin:9px 0 0}.lesson-app{display:grid;grid-template-columns:345px minmax(0,1fr);gap:19px;align-items:start}.lesson-sidebar{background:#151f19;border:1px solid #3a4c3b;padding:22px;border-radius:20px;max-height:860px;overflow:auto}.lesson-sidebar label{display:block;font-size:12px;color:#a9c09d;margin-bottom:10px}.lesson-sidebar select{width:100%;border:1px solid #4b5b45;border-radius:10px;background:#203124;color:#e3f6de;padding:12px}.lesson-list{display:flex;flex-direction:column;gap:8px;margin-top:18px}.lesson-item{border:1px solid transparent;background:#1c2a21;border-radius:12px;padding:15px;display:flex;align-items:center;gap:12px;text-align:left;color:#eef7e9;cursor:pointer}.lesson-item:hover{border-color:#749c4a}.lesson-item.selected{border-color:#a6ed11;background:#2d4124}.lesson-icon{font-size:14px;border:1px solid #54704e;border-radius:8px;padding:7px;color:#a6ed11;font-weight:800;flex-shrink:0}.lesson-item-title{font-size:13px;font-weight:700;line-height:1.4}.lesson-item-label{font-size:10px;color:#8cab85;margin-top:4px}.lesson-item.done .lesson-icon{background:#a6ed11;color:#1a240d}.lesson-progress{margin-top:20px;font-size:11px;color:#a4b99c;border-top:1px solid #3a4c3b;padding-top:16px}.lesson-main{background:#171f1b;border:1px solid #3b4a3d;border-radius:20px;padding:37px;min-height:560px}.lesson-placeholder{text-align:center;padding:110px 15px;color:#a0b19e}.loading-mark{font-size:46px;color:#a6ed11}.lesson-placeholder h3{margin:20px 0;font-size:25px}.lesson-placeholder p{line-height:1.6}.lesson-head{display:flex;justify-content:space-between;gap:15px;align-items:start}.lesson-head .kicker{margin-bottom:10px}.lesson-heading{font-size:36px;line-height:1.16;letter-spacing:-.045em;margin:0}.lesson-meta{color:#93ad93;font-size:12px;margin:15px 0 24px}.lesson-intro{color:#bfcfc0;font-size:15px;line-height:1.7}.lesson-steps{display:grid;gap:13px;margin-top:27px}.step-card{display:grid;grid-template-columns:39px 1fr;gap:13px;align-items:start;background:#202e23;border:1px solid #31483a;border-radius:13px;padding:18px}.step-num{width:34px;height:34px;background:#a6ed11;color:#18230d;border-radius:10px;display:grid;place-items:center;font-weight:850}.step-card p{margin:0;color:#e2ebe0;font-size:14px;line-height:1.68}.lesson-callout{padding:18px 20px;background:#2c3425;border-left:3px solid #a6ed11;border-radius:8px;margin-top:25px;font-size:13px;line-height:1.65}.lesson-callout strong{display:block;color:#c8fca0;margin-bottom:7px}.lesson-callout p{color:#d1dac7;margin:0}.lesson-callout.mistakes{border-left-color:#f8b074;background:#34291e}.lesson-callout.mistakes strong{color:#f7c39d}.lesson-quiz{padding:20px;background:#1c2c22;border-radius:13px;margin-top:25px}.lesson-quiz h4{font-size:17px;margin:0 0 15px}.quiz-options{display:grid;gap:8px}.quiz-options button{border:1px solid #405744;border-radius:10px;background:#22382a;color:#e7f4e1;text-align:left;padding:12px;cursor:pointer}.quiz-options button.correct{background:#274924;border-color:#a6ed11}.quiz-options button.incorrect{background:#492924;border-color:#c57b6a}.lesson-quiz .quiz-note{font-size:12px;line-height:1.5;color:#badba5;margin-top:12px}.voice-console{margin-top:28px;background:#102115;border:1px solid #518549;border-radius:17px;padding:22px}.voice-head{display:flex;align-items:center;gap:12px;justify-content:space-between;flex-wrap:wrap}.voice-head strong{font-size:18px}.voice-head small{color:#b5ceb1}.voice-safety{display:flex;align-items:start;gap:12px;margin:15px 0;font-size:12px;line-height:1.65;color:#c1d6bd}.voice-safety input{accent-color:#a6ed11;margin-top:4px}.voice-buttons{display:flex;gap:9px;flex-wrap:wrap}.voice-buttons button,.ai-lesson-btn{background:#a6ed11;color:#17240c;border:0;border-radius:10px;font-weight:780;font-size:12px;padding:13px 15px;cursor:pointer}.voice-buttons button:disabled,.ai-lesson-btn:disabled{opacity:.35;cursor:not-allowed}.voice-buttons .voice-stop{background:#354937;color:#e1f3dc}.voice-status{font-size:11px;color:#a3c59f;min-height:20px;margin:13px 0 0}.ai-lesson{margin-top:28px;border:1px solid #456144;border-radius:17px;padding:22px;background:#1d2e22}.ai-lesson h3{font-size:21px;margin-bottom:10px}.ai-lesson p{color:#b5c9b3;font-size:13px;line-height:1.7}.ai-response{white-space:pre-wrap;color:#e4f4df!important;font-size:14px!important;min-height:50px}.ai-lesson-btn{margin-top:8px}.finish-button{margin-top:25px;border:1px solid #9fca70;background:transparent;color:#b9ef85;padding:13px 20px;border-radius:10px;cursor:pointer;font-weight:700}.finish-button.done{background:#a6ed11;color:#162313}.method-grid{display:grid;grid-template-columns:1fr .72fr;gap:80px}.method-grid>div>p:not(.kicker){line-height:1.8;color:#b2c2b0;font-size:15px;margin-top:24px}.method-stats{display:grid;gap:11px}.method-stats>div{padding:23px;border:1px solid #39543a;background:#19261c;border-radius:15px}.method-stats span{color:#a6ed11;font-size:33px;font-weight:780}.method-stats p{font-size:12px;color:#adbfab;line-height:1.6;margin:8px 0 0}@media(max-width:950px){.instructor-hero{grid-template-columns:1fr}.instructor-hero-card{min-height:300px}.ins-circle{font-size:115px}.lesson-app{grid-template-columns:290px minmax(0,1fr)}.method-grid{gap:30px}}@media(max-width:730px){.instructor-hero{padding-top:62px;gap:30px}.instructor-hero h1{font-size:clamp(42px,9vw,64px)}.instructor-hero-card{min-height:290px}.lesson-app{grid-template-columns:1fr}.lesson-sidebar{max-height:330px;overflow:auto}.lesson-main{padding:20px}.lesson-heading{font-size:29px}.lesson-quiz{padding:14px}.safety-banner{padding:18px}.method-grid{grid-template-columns:1fr}.voice-buttons button{flex:1}.lesson-section{padding-top:75px}.instructor-hero-card{padding:25px}}
.lesson-audio{display:block;width:100%;height:48px;margin:16px 0 8px;accent-color:#a6ed11;filter:contrast(1.08)}
.lesson-test-audio{display:block;width:100%;height:38px;margin:6px 0;max-width:420px}
.voice-console .voice-buttons{flex-wrap:wrap;gap:8px}
.voice-console .voice-buttons button{min-height:44px}
.ai-lesson .lesson-audio{margin-top:13px}
@media(max-width:600px){.voice-console .voice-buttons button{flex:1 1 45%;min-width:130px}.lesson-audio{width:100%}}

.voice-speed{margin:15px 0 13px;display:flex;flex-wrap:wrap;align-items:center;gap:12px}.voice-speed-label{display:flex;align-items:center;gap:13px;flex-wrap:wrap;color:#c4ddbd;font-size:13px;font-weight:700}.voice-speed select{max-width:100%;border:1px solid #688b4c;border-radius:10px;padding:11px 13px;background:#1f3223;color:#e8f3e3;font-weight:600;font-size:13px}.voice-speed select:focus-visible{outline:2px solid #a6ed11;outline-offset:2px}