@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";.footer{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-top:1px solid var(--border);background:#f8fafceb;margin-top:80px;padding:60px 0 0}.footer__grid{grid-template-columns:1.5fr 1fr 1fr;gap:40px;display:grid}.footer__title{align-items:center;gap:10px;margin-bottom:12px;font-size:1.2rem;font-weight:700;display:flex}.footer__logo-img{border-radius:6px;width:auto;height:36px}.footer__desc{color:var(--text-secondary);font-size:.9rem;line-height:1.6}.footer__subtitle{color:var(--text);margin-bottom:16px;font-size:.95rem;font-weight:600}.footer__contacts{flex-direction:column;gap:10px;display:flex}.footer__contact{color:var(--text-secondary);transition:color var(--transition);font-size:.88rem}a.footer__contact:hover{color:var(--primary)}.footer__bottom{border-top:1px solid var(--border);text-align:center;color:var(--text-tertiary);margin-top:40px;padding:20px 0;font-size:.82rem}@media (width<=768px){.footer__grid{grid-template-columns:1fr;gap:30px}}.site-header{z-index:50;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);background:#ffffffeb;position:sticky;top:0}.site-header__inner{flex-wrap:nowrap;justify-content:space-between;align-items:center;gap:12px;max-width:1200px;margin:0 auto;padding:12px clamp(16px,4vw,24px);display:flex}.site-brand{color:var(--text);align-items:center;gap:10px;min-width:0;font-size:clamp(.95rem,3.5vw,1.05rem);font-weight:700;display:flex}.site-brand img{object-fit:contain;border-radius:8px;flex-shrink:0;width:clamp(32px,9vw,40px);height:auto;max-height:40px}.site-brand span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.site-nav__toggle{border-radius:var(--radius-sm);background:var(--bg-tertiary);cursor:pointer;border:none;flex-direction:column;flex-shrink:0;justify-content:center;gap:5px;width:44px;height:44px;padding:10px;display:none}.site-nav__toggle-bar{background:var(--text);border-radius:1px;width:100%;height:2px;transition:transform .2s,opacity .2s;display:block}.site-header--open .site-nav__toggle-bar:first-child{transform:translateY(7px)rotate(45deg)}.site-header--open .site-nav__toggle-bar:nth-child(2){opacity:0}.site-header--open .site-nav__toggle-bar:nth-child(3){transform:translateY(-7px)rotate(-45deg)}.site-nav{flex-wrap:wrap;align-items:center;gap:clamp(12px,3vw,20px);display:flex}.site-nav a{color:var(--text-secondary);padding:6px 0;font-size:.88rem;font-weight:500}.site-nav a:active,.site-nav a:hover{color:var(--primary)}@media (width<=768px){.site-header__inner{flex-wrap:wrap}.site-brand{flex:1;min-width:0}.site-nav__toggle{display:flex}.site-nav{border-top:1px solid var(--border-light);flex-direction:column;flex-basis:100%;align-items:stretch;gap:0;width:100%;margin-top:8px;padding:8px 0 12px;display:none}.site-header--open .site-nav{display:flex}.site-nav a{border-bottom:1px solid var(--border-light);padding:12px 4px;font-size:1rem}.site-nav a:last-child{border-bottom:none}}.teacher-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);transition:box-shadow 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100%);position:absolute;inset:0}.hero__bg:after{content:"";background:linear-gradient(#0000,#ffffffbf);height:120px;position:absolute;bottom:0;left:0;right:0}.hero__logo{aspect-ratio:1;object-fit:contain;filter:drop-shadow(0 8px 24px #0000001a);border-radius:clamp(16px,4vw,24px);width:clamp(96px,28vw,150px);height:auto;max-height:150px;margin-bottom:clamp(18px,5vw,28px)}.hero__content{text-align:center;flex-direction:column;align-items:center;padding:clamp(72px,18vw,120px) clamp(16px,5vw,24px) clamp(48px,12vw,80px);display:flex}.hero__title{color:var(--text);letter-spacing:-.02em;margin-bottom:16px;font-size:clamp(2.2rem,5vw,3.5rem);font-weight:800;line-height:1.15}.hero__subtitle{color:var(--text-secondary);max-width:600px;margin:0 auto 32px;font-size:clamp(1rem,2.5vw,1.25rem);line-height:1.6}.hero__actions{flex-wrap:wrap;justify-content:center;gap:12px;width:100%;max-width:420px;display:flex}.hero__actions .btn{border-radius:var(--radius);flex:auto;justify-content:center;min-width:min(100%,200px);padding:14px 28px;font-size:1rem}.section{background:#ffffffd1;padding:80px 0}.section--alt{background:#f6f1fce0}.section__header{text-align:center;margin-bottom:48px}.section__badge{background:var(--primary-50);color:var(--primary);border-radius:var(--radius-full);margin-bottom:12px;padding:4px 14px;font-size:.82rem;font-weight:600;display:inline-block}.section__title{letter-spacing:-.02em;margin-bottom:8px;font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800}.section__desc{color:var(--text-secondary);max-width:500px;margin:0 auto;font-size:1rem}.about__text{text-align:center;max-width:750px;color:var(--text-secondary);margin:0 auto 40px;font-size:1rem;line-height:1.7}.about__text p+p{margin-top:12px}.blocks-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:20px;display:grid}.info-block{background:var(--bg);border:1px solid 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auto}}.admin{background:var(--bg-secondary);min-height:100vh;display:flex}.admin__sidebar{background:var(--bg);border-right:1px solid var(--border);flex-direction:column;width:260px;height:100vh;padding:20px;display:flex;position:sticky;top:0}.admin__logo{color:var(--text);border-bottom:1px solid var(--border);align-items:center;gap:10px;margin-bottom:20px;padding:8px 0 20px;font-size:1.1rem;font-weight:700;display:flex}.admin__logo-img{border-radius:6px;width:auto;height:34px}.admin__logo:hover{color:var(--text)}.admin__nav{flex-direction:column;flex:1;gap:4px;display:flex}.admin__nav-btn{border-radius:var(--radius-sm);width:100%;color:var(--text-secondary);cursor:pointer;transition:all var(--transition);text-align:left;background:0 0;border:none;align-items:center;gap:10px;padding:10px 14px;font-family:inherit;font-size:.88rem;font-weight:500;display:flex}.admin__nav-btn:hover{background:var(--bg-tertiary);color:var(--text)}.admin__nav-btn--active{background:var(--primary-50);color:var(--primary);font-weight:600}.admin__nav-icon{font-size:1.1rem}.admin__nav-badge{color:#fff;border-radius:var(--radius-full);text-align:center;background:#ef4444;min-width:20px;margin-left:auto;padding:1px 8px;font-size:.72rem;font-weight:700;line-height:1.5}.admin-card code{background:var(--bg-tertiary);border-radius:4px;padding:2px 6px;font-size:.82em}.admin__sidebar-footer{border-top:1px solid var(--border);padding-top:16px}.admin__main{flex:1;max-width:900px;padding:24px 32px}.admin__header{margin-bottom:28px}.admin__title{font-size:1.5rem;font-weight:700}.admin__content{flex-direction:column;gap:20px;display:flex}.admin-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:28px}.admin-card__title{border-bottom:1px solid var(--border-light);margin-bottom:20px;padding-bottom:14px;font-size:1.05rem;font-weight:700}.admin-card__actions{gap:10px;padding-top:16px;display:flex}.toast{color:#fff;border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);z-index:1000;background:#065f46;padding:12px 20px;font-size:.88rem;font-weight:500;animation:.3s toastIn;position:fixed;bottom:24px;right:24px}.toast--error{background:#991b1b}@keyframes toastIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.admin-teacher-list{flex-direction:column;gap:12px;display:flex}.admin-teacher-item{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);transition:all var(--transition);align-items:center;gap:16px;padding:14px 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var(--border);justify-content:center;align-items:center;width:80px;height:80px;font-size:1.5rem;display:flex}.photo-upload__input{display:none}.modal-overlay{z-index:200;background:#0006;justify-content:center;align-items:center;animation:.2s fadeIn;display:flex;position:fixed;inset:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--bg);border-radius:var(--radius-lg);width:90%;max-width:550px;max-height:90vh;box-shadow:var(--shadow-xl);padding:32px;animation:.3s modalIn;overflow-y:auto}@keyframes modalIn{0%{opacity:0;transform:scale(.95)translateY(10px)}to{opacity:1;transform:scale(1)translateY(0)}}.modal__title{margin-bottom:24px;font-size:1.2rem;font-weight:700}.modal__actions{border-top:1px solid var(--border-light);justify-content:flex-end;gap:10px;margin-top:24px;padding-top:16px;display:flex}@media (width<=768px){.admin{flex-direction:column}.admin__sidebar{flex-flow:wrap;gap:8px;width:100%;height:auto;padding:12px 16px;position:static}.admin__logo{width:100%;margin-bottom:8px;padding-bottom:12px}.admin__nav{flex-flow:wrap}.admin__sidebar-footer{width:100%}.admin__main{padding:16px}}.login{background:var(--bg-secondary);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.spinner{border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:40px;height:40px;animation:.75s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.admin-login-card{width:100%;max-width:400px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--primary:#2563eb;--primary-light:#3b82f6;--primary-dark:#1d4ed8;--primary-50:#eff6ff;--primary-100:#dbeafe;--accent:#f59e0b;--accent-light:#fbbf24;--bg:#fff;--bg-secondary:#f8fafc;--bg-tertiary:#f1f5f9;--text:#0f172a;--text-secondary:#475569;--text-tertiary:#94a3b8;--border:#e2e8f0;--border-light:#f1f5f9;--shadow-sm:0 1px 2px #0000000d;--shadow:0 1px 3px #0000001a, 0 1px 2px #0000000f;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--shadow-xl:0 20px 25px -5px #0000001a, 0 8px 10px -6px #0000001a;--radius:12px;--radius-sm:8px;--radius-lg:16px;--radius-full:9999px;--transition:.2s ease}html{scroll-behavior:smooth;overflow-x:hidden}body{color:var(--text);-webkit-font-smoothing:antialiased;background-color:#e8eaf6;background-image:linear-gradient(#ffffff5c,#ffffff5c),url(/assets/site-bg-CENicgmV.png);background-position:top,top;background-repeat:no-repeat,no-repeat;background-size:cover,cover;background-attachment:fixed,fixed;min-height:100vh;margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6;position:relative;overflow-x:hidden}@media (width<=900px){body{background-attachment:scroll,scroll}}#root{background:0 0;min-height:100vh}a{color:var(--primary);transition:color var(--transition);text-decoration:none}a:hover{color:var(--primary-dark)}img{max-width:100%;display:block}.container{max-width:1200px;margin:0 auto;padding:0 clamp(16px,4vw,24px)}.btn{border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition);white-space:nowrap;border:none;align-items:center;gap:8px;padding:10px 20px;font-family:inherit;font-size:.9rem;font-weight:500;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);box-shadow:var(--shadow-md)}.btn-secondary{background:var(--bg-tertiary);color:var(--text)}.btn-secondary:hover{background:var(--border)}.btn-danger{color:#dc2626;background:#fef2f2}.btn-danger:hover{background:#fee2e2}.btn-sm{padding:6px 14px;font-size:.82rem}.form-group{margin-bottom:20px}.form-group label{color:var(--text-secondary);margin-bottom:6px;font-size:.85rem;font-weight:600;display:block}.form-input,.form-textarea{border:1.5px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text);background:var(--bg);transition:border-color var(--transition), box-shadow var(--transition);padding:10px 14px;font-family:inherit;font-size:.9rem}.form-input:focus,.form-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-50);outline:none}.form-textarea{resize:vertical;min-height:100px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in-up{animation:.5s forwards fadeInUp}.fade-in-up:nth-child(2){animation-delay:.1s}.fade-in-up:nth-child(3){animation-delay:.2s}.fade-in-up:nth-child(4){animation-delay:.3s}.fade-in-up:nth-child(5){animation-delay:.4s}.fade-in-up:nth-child(6){animation-delay:.5s}