:root{
    --green:#8ddf8a;
    --green-dark:#2f7d46;
    --blue:#2f6feb;
    --red:#d64545;
    --bg:#f5f7f6;
    --text:#25302b;
    --muted:#64706a;
    --white:#fff;
    --shadow:0 12px 35px rgba(32,55,43,.10)
}*{
    box-sizing:border-box
}
body{
    margin:0;
    font-family:Roboto,Arial,sans-serif;
    background:var(--bg);
    color:var(--text);
    line-height:1.6
}
a{
    text-decoration:none;
    color:inherit
}.container{
    max-width:1180px;
    margin:0 auto;
    padding:0 20px
}.site-header{
    position:sticky;
    top:0;
    z-index:10;
    background:rgba(255,255,255,.92);
    backdrop-filter:blur(10px);
    border-bottom:1px solid #e8eeea
}.header-inner{
    height:76px;
    display:flex;
    align-items:center;
    justify-content:space-between
}.logo{
    font-weight:800;
    font-size:24px;
    display:flex;
    gap:10px;
    align-items:center
}.logo span{
    display:grid;
    place-items:center;
    width:42px;
    height:42px;
    border-radius:14px;
    background:var(--green);
    color:#17351f
}.nav{
    display:flex;
    align-items:center;
    gap:22px;
    font-weight:600
}.nav a:hover{
    color:var(--green-dark)
}.login-link{
    background:#ecfff0;
    padding:10px 14px;
    border-radius:999px;
    color:var(--green-dark)
}.menu-btn{
    display:none;
    background:var(--green);
    border:0;
    border-radius:12px;
    font-size:24px;
    padding:8px 12px
}.hero{
    padding:72px 0;
    background:linear-gradient(135deg,#f7fff8 0%,#eef5ff 100%)
}.hero-grid{
    display:grid;
    grid-template-columns:1.1fr .9fr;
    gap:46px;
    align-items:center
}.eyebrow{
    color:var(--green-dark);
    font-weight:800;
    text-transform:uppercase;
    letter-spacing:.08em
}.hero h1{
    font-size:56px;
    line-height:1.05;
    margin:10px 0 22px
}.hero-text{
    font-size:19px;
    color:var(--muted);
    max-width:620px
}.hero-actions{
    display:flex;
    gap:14px;
    flex-wrap:wrap;
    margin-top:30px
}.btn{
    display:inline-block;
    border-radius:999px;
    padding:13px 22px;
    font-weight:800;
    border:2px solid transparent;
    cursor:pointer
}.btn.primary{
    background:var(--green);
    color:#14321d
}.btn.secondary{
    background:#fff;
    border-color:#dfe9e3
}.btn.small{
    padding:9px 16px;
    background:var(--green);
    color:#14321d
}.hero-card{
    display:flex;
    justify-content:center
}.lesson-window{
    width:min(100%,420px);
    background:#fff;
    border-radius:28px;
    box-shadow:var(--shadow);
    padding:28px
}.window-top{
    display:flex;
    gap:8px;margin-bottom:20px
}.window-top span{
    width:12px;
    height:12px;
    border-radius:50%;
    background:#d9e6df
}.progress{
    height:12px;
    background:#edf3ef;
    border-radius:999px;
    overflow:hidden
}.progress span{
    display:block;
    height:100%;
    background:var(--green-dark);
    border-radius:999px
}.section{
    padding:70px 0
}.section.light{
    background:#fff
}.section h2,.page h1{
    font-size:38px;
    margin:0 0 26px
}.cards{
    display:grid;
    gap:22px
}.cards.three{
    grid-template-columns:repeat(3,1fr)
}.card,.review,.course-card,.price,.form,.profile,.dash-main,.test-box{
    background:#fff;
    border-radius:24px;
    padding:26px;
    box-shadow:var(--shadow)
}.card h3,.course-card h3,.price h3{
    margin-top:0
}.split{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:30px;
    align-items:center
}.language-list{
    display:flex;
    flex-wrap:wrap;
    gap:12px
}.language-list span,.chip,.badges span{
    background:#eef8f0;
    border:1px solid #d7eadc;
    color:var(--green-dark);
    padding:10px 14px;
    border-radius:999px;
    font-weight:700
}.review b{
    display:block;margin-top:18px
}.cta{
    padding:58px 0;
    background:var(--green-dark);
    color:#fff
}.cta-inner{
    display:flex;
    justify-content:space-between;
    align-items:center;gap:20px
}.cta .btn{
    background:#fff
}.site-footer{
    background:#202a24;
    color:#dfe9e3;
    padding:34px 0
}.footer-grid{
    display:grid;
    grid-template-columns:2fr 1fr 1fr;
    gap:24px
}.page{
    padding:54px 0 80px
}.teachers{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:22px
}.teachers>div{
    text-align:center;
    background:#fff;
    border-radius:24px;
    padding:26px;
    box-shadow:var(--shadow)
}.avatar{
    display:grid;
    place-items:center;
    width:68px;
    height:68px;
    margin:0 auto 12px;
    border-radius:50%;
    background:#eaffee;
    color:var(--green-dark);
    font-weight:900
}.avatar.big{
    width:90px;
    height:90px;
    font-size:24px
}.filter-row{
    display:flex;
    gap:10px;
    flex-wrap:wrap;
    margin:24px 0
}.chip{
    border:0;
    cursor:pointer
}.chip.active{
    background:var(--green);
    color:#15391e
}.course-card span{
    color:var(--blue);
    font-weight:800
}.price{
    text-align:center
}.price.featured{
    border:3px solid var(--green)
}.cost{
    font-size:34px;
    font-weight:900;
    color:var(--green-dark)
}.download{
    display:inline-block;
    margin-top:25px;
    color:var(--blue);
    font-weight:800
}.faq details{
    background:#fff;
    border-radius:18px;
    margin:12px 0;
    padding:18px;
    box-shadow:var(--shadow)
}.contact-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:30px
}.map-placeholder{
    height:240px;
    border-radius:24px;
    background:linear-gradient(135deg,#dfeee4,#e9efff);
    display:grid;
    place-items:center;
    color:var(--muted)
    ;font-weight:800
}.form label,.quiz label{
    display:block;
    margin:14px 0;
    font-weight:700
}.form input,.form textarea,.quiz select{
    width:100%;
    margin-top:6px;
    border:1px solid #dce6e0;
    border-radius:14px;
    padding:12px;
    font:inherit
}.form textarea{
    min-height:120px;
    resize:vertical
}.form-status{
    font-weight:800;
    color:var(--green-dark)
}.dashboard{
    display:grid;
    grid-template-columns:280px 1fr;
    gap:24px
}.stats{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:14px
}.stats div{
    background:#f3faf5;
    border-radius:18px;
    padding:18px
}.stats b{
    display:block;
    font-size:30px;
    color:var(--green-dark)
}table{
    width:100%;
    border-collapse:collapse;
    background:#fff;
    margin:16px 0
}td,th{
    border-bottom:1px solid #e6eee9;
    padding:12px;text-align:left
}.badges{
    display:flex;
    gap:10px;
    flex-wrap:wrap
}@media(
    max-width:850px
    ){.menu-btn{
        display:block
    }.nav{
        position:absolute;
        top:76px;
        left:0;
        right:0;
        display:none;
        flex-direction:column;
        background:#fff;
        padding:20px;
        border-bottom:1px solid #e8eeea
    }.nav.open{
        display:flex
    }.hero-grid,.split,.contact-grid,.dashboard{
        grid-template-columns:1fr
    }.hero h1{
        font-size:40px
    }.cards.three,.teachers,.footer-grid,.stats{
        grid-template-columns:1fr
    }.cta-inner{
        display:block
    }.section{
        padding:48px 0
    }.page{
        padding-top:36px
    }}
html, body {
    height: 100%;
    margin: 0;
}
body {
    display: flex;
    flex-direction: column;
}
main {
    flex: 1;
}
footer {
    margin-top: auto;
}/* Dynamic catalogue, forms and administration */
input,select,textarea,button{font:inherit}
button:disabled{opacity:.65;cursor:default}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #2f6feb;outline-offset:3px}
.nav [aria-current=page]{color:var(--green-dark)}
.skip-link{position:fixed;left:20px;top:-80px;z-index:100;background:#fff;padding:12px}.skip-link:focus{top:12px}
.notice{margin:22px auto 0;background:#e8f7e9;border:1px solid #9acd9f;padding:16px 20px;border-radius:14px;max-width:1140px;width:calc(100% - 40px)}
.muted{color:var(--muted)}.text-link{color:var(--green-dark);text-decoration:underline;text-underline-offset:3px}.back-link{display:inline-block;margin-bottom:24px;color:var(--green-dark);font-weight:700}
.error{color:#a52121;background:#fff0f0;padding:12px 16px;border-radius:12px}.prose{max-width:860px}.wrap-anywhere{overflow-wrap:anywhere}.nowrap{white-space:nowrap}
.catalog-filter{display:grid;grid-template-columns:2fr 1fr 1.3fr 1.4fr;gap:14px;background:#fff;padding:24px;border-radius:22px;margin:28px 0 18px;box-shadow:var(--shadow)}
.catalog-filter label,.form select{font-weight:700}.catalog-filter input,.catalog-filter select,.form select{width:100%;margin-top:7px;border:1px solid #dce6e0;border-radius:12px;padding:11px;background:#fff;color:var(--text)}
.filter-actions{grid-column:1/-1;display:flex;align-items:center;gap:22px}.filter-actions a{color:var(--green-dark)}.results-line{margin-bottom:22px}
.course-card{display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease}.course-card:hover{transform:translateY(-4px);box-shadow:0 16px 38px #20372b20}.course-card h2{font-size:23px;line-height:1.25;margin:0 0 10px}.course-card>p{margin:0 0 16px}.course-card .btn{align-self:flex-start}.course-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.course-card .language-badge{display:grid;place-items:center;width:48px;height:48px;border-radius:15px;background:#eef8f0;color:var(--green-dark)}.course-meta{margin-top:auto;border-top:1px solid #e6eee9;padding:16px 0}.course-meta span{display:block;font-size:14px;color:var(--muted);font-weight:400}.course-meta b{display:block;color:var(--green-dark);font-size:24px;margin-top:4px}
.empty-state{padding:28px;background:#fff;border:1px dashed #bfd5c4;border-radius:18px}.detail-grid{display:grid;grid-template-columns:1.8fr 1fr;gap:26px;align-items:start}.detail-grid h1{font-size:38px;line-height:1.2}.detail-grid dl{display:grid;grid-template-columns:1fr 1fr;gap:12px}.detail-grid dd{margin:0;font-weight:700}.save-course{margin-top:14px}
.auth-wrap{max-width:540px;margin:0 auto}.auth-wrap h1{font-size:32px}.form small{display:block;font-weight:400;color:var(--muted);margin-top:7px}.check{font-size:14px}.form .check input{width:18px;margin:0 8px 0 0;vertical-align:middle}.form .check{font-weight:400}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.editor-form{max-width:820px;margin:auto}.editor-form h1{font-size:32px}
.logout-form{margin-top:18px}.stats b{font-size:28px}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:18px;margin:32px 0 20px}.section-heading h1,.section-heading h2,.section-heading h3{margin:0}.saved-course{display:flex;justify-content:space-between;align-items:center;gap:18px;border:1px solid #e1ece4;border-radius:18px;padding:18px;margin:14px 0}.saved-course h3,.saved-course p{margin:0 0 8px}.table-wrap{overflow-x:auto}.admin-table{padding:10px 20px}.admin-table table{min-width:700px}.row-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.btn.danger{padding:9px 16px;border-color:#efcccc;color:#a72d2d;background:#fff4f4;font-weight:700}.request-list{display:grid;gap:18px}.request-card .section-heading{margin:0}.request-message{overflow-wrap:anywhere}.status{font-size:13px;background:#edf1ef;color:#58635e;border-radius:999px;padding:6px 13px;font-weight:700}.status-new{background:#eaf7ec;color:var(--green-dark)}
.test-box{max-width:780px;margin:auto}.test-box h1{font-size:34px}.quiz-result{margin:24px 0;border-left:4px solid var(--green-dark);padding:4px 0 4px 20px}.quiz label{padding:14px 0}.quiz select{background:#fff}.quiz-result h2{font-size:25px}
.animate-ready{opacity:0;transform:translateY(16px);transition:opacity .45s ease,transform .45s ease}.animate-ready.visible{opacity:1;transform:translateY(0)}
@media(max-width:1100px){.nav{gap:12px;font-size:14px}.logo{font-size:21px}.catalog-filter{grid-template-columns:1fr 1fr}.course-list{gap:16px}}
@media(max-width:850px){.catalog-filter,.detail-grid,.form-grid{grid-template-columns:1fr}.section-heading{align-items:flex-start;flex-wrap:wrap}.saved-course{align-items:flex-start;flex-direction:column}.detail-grid h1{font-size:32px}.admin-stats{grid-template-columns:repeat(3,1fr)}.admin-stats div{padding:14px;font-size:13px}.page h1{font-size:32px}.test-box{padding:24px}.course-card h2{font-size:23px}.catalog-filter{padding:20px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.animate-ready{opacity:1;transform:none}}