:root{
  --dm-navy:#0F172A;--dm-blue:#2563EB;--dm-blue-hover:#1D4ED8;--dm-cyan:#06B6D4;--dm-amber:#F59E0B;
  --dm-amber-light:#FEF3C7;--dm-soft-blue:#DBEAFE;--dm-bg:#F8FAFC;--dm-white:#FFFFFF;--dm-muted:#64748B;--dm-border:#E2E8F0;
  --dm-shell:1180px;--dm-radius-lg:32px;--dm-radius-md:24px;--dm-radius-sm:16px;--dm-shadow:0 10px 30px rgba(15,23,42,.06)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--dm-bg);color:var(--dm-navy);font-family:"Noto Sans Georgian",Manrope,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto}a{color:inherit;text-decoration:none}svg{width:1.15em;height:1.15em;display:inline-block;vertical-align:-.15em;fill:none;stroke:currentColor;stroke-width:1.8}button,input,select,textarea{font:inherit}.screen-reader-text,.dm-skip-link{position:absolute;left:-9999px}.dm-skip-link:focus{left:16px;top:16px;z-index:9999;background:#fff;padding:10px 14px;border-radius:10px}.dm-shell{width:min(var(--dm-shell),calc(100% - 40px));margin-inline:auto}.dm-section{padding:24px 0}.dm-card{background:var(--dm-white);border:1px solid var(--dm-border);border-radius:var(--dm-radius-md);box-shadow:var(--dm-shadow)}h1,h2,h3{margin:0;color:var(--dm-navy);font-family:Manrope,"Noto Sans Georgian",system-ui,sans-serif;font-weight:800;line-height:1.14;letter-spacing:-.025em}h1{font-size:clamp(2.35rem,5vw,4.9rem)}h2{font-size:clamp(1.6rem,2.4vw,2.4rem)}h3{font-size:clamp(1.05rem,1.5vw,1.3rem)}p{color:var(--dm-muted)}
.dm-site-header{position:sticky;top:0;z-index:80;background:rgba(248,250,252,.9);backdrop-filter:blur(14px);border-bottom:1px solid rgba(226,232,240,.85)}.dm-header-inner{min-height:76px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px}.dm-brand{font-family:Manrope,sans-serif;font-size:1.62rem;font-weight:800;letter-spacing:-.05em}.dm-brand>span span,.dm-footer-brand span{color:var(--dm-blue)}.custom-logo-link{display:flex;align-items:center}.custom-logo{max-height:44px;width:auto}.dm-primary-nav{justify-self:center}.dm-menu{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:28px}.dm-menu a{font-weight:700;font-size:.92rem;color:#334155;transition:.2s}.dm-menu a:hover,.dm-menu .current-menu-item>a{color:var(--dm-blue)}.dm-header-actions{display:flex;align-items:center;gap:18px}.dm-lang-switch{display:flex;gap:7px;align-items:center;font:700 .82rem/1 Manrope,sans-serif;color:var(--dm-muted)}.dm-lang-switch a:hover,.dm-lang-switch .is-current{color:var(--dm-navy)}.dm-btn{border:0;border-radius:12px;min-height:48px;padding:0 20px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:800;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}.dm-btn:hover{transform:translateY(-1px)}.dm-btn-primary{background:var(--dm-blue);color:#fff;box-shadow:0 8px 18px rgba(37,99,235,.2)}.dm-btn-primary:hover{background:var(--dm-blue-hover)}.dm-btn-outline{border:1px solid rgba(37,99,235,.45);color:var(--dm-navy);background:rgba(255,255,255,.74)}.dm-menu-toggle{display:none;background:none;border:0;padding:10px}.dm-menu-toggle>span:not(.screen-reader-text){display:block;width:24px;height:2px;background:var(--dm-navy);margin:5px 0;border-radius:2px}
.dm-hero-wrap{padding-top:22px}.dm-hero{position:relative;overflow:hidden;min-height:570px;border-radius:var(--dm-radius-lg);background:linear-gradient(120deg,#eff6ff 0%,#e9f4ff 48%,#dfeeff 100%);border:1px solid #dbeafe;display:grid;grid-template-columns:1.08fr .92fr;align-items:center;box-shadow:0 18px 50px rgba(37,99,235,.08)}.dm-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 10% 10%,rgba(255,255,255,.8),transparent 36%),radial-gradient(circle at 95% 5%,rgba(6,182,212,.08),transparent 32%);pointer-events:none}.dm-hero-art{position:absolute;inset:0;background:url('../svg/hero-math.svg') center/cover no-repeat;pointer-events:none}.dm-hero-copy{position:relative;z-index:3;padding:56px 20px 52px 54px;max-width:720px}.dm-badge{display:inline-flex;align-items:center;gap:8px;background:#e8f1ff;color:var(--dm-blue);border:1px solid #cddffe;border-radius:999px;padding:7px 11px;font-weight:800;font-size:.82rem;margin-bottom:16px}.dm-badge svg{color:var(--dm-blue)}.dm-badge-warm{background:var(--dm-amber-light);color:#A16207;border-color:#FDE68A}.dm-hero-copy h1{max-width:720px}.dm-hero-copy>p{font-size:1.06rem;max-width:640px;margin:22px 0 24px}.dm-hero-buttons{display:flex;flex-wrap:wrap;gap:12px}.dm-trust-row{display:flex;flex-wrap:wrap;gap:20px;margin-top:30px}.dm-trust-row>div{display:flex;align-items:center;gap:9px;max-width:180px;font-size:.84rem;font-weight:700;color:#334155}.dm-trust-icon{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;flex:0 0 auto}.dm-trust-icon.blue{background:#dbeafe;color:var(--dm-blue)}.dm-trust-icon.cyan{background:#cffafe;color:#0891b2}.dm-trust-icon.amber{background:var(--dm-amber-light);color:var(--dm-amber)}.dm-hero-photo{position:relative;z-index:2;align-self:end;height:100%;display:flex;align-items:flex-end;justify-content:center;padding:30px 32px 0 0}.dm-teacher-photo{max-height:535px;width:auto;object-fit:contain;filter:drop-shadow(0 18px 22px rgba(15,23,42,.14))}.dm-photo-placeholder{width:min(420px,100%);height:460px;border:2px dashed rgba(37,99,235,.25);border-radius:28px 28px 0 0;background:rgba(255,255,255,.35);display:grid;place-items:center;padding:30px;color:var(--dm-muted);text-align:center}.dm-photo-placeholder.small{height:340px;border-radius:24px}
.dm-section-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:15px}.dm-section-head>a{display:inline-flex;align-items:center;gap:6px;color:var(--dm-blue);font-size:.9rem;font-weight:800}.dm-split-sections,.dm-content-pair{display:grid;grid-template-columns:1fr 1fr;gap:20px}.dm-subject-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.dm-subject-card,.dm-format-card{padding:22px;min-height:230px;display:flex;flex-direction:column;align-items:flex-start}.dm-subject-card p,.dm-format-card p{margin:11px 0 18px;font-size:.93rem}.dm-subject-card .dm-text-link{margin-top:auto}.blue-card{background:linear-gradient(145deg,#fff,#eff6ff)}.cyan-card{background:linear-gradient(145deg,#fff,#ecfeff)}.dm-icon-box{width:54px;height:54px;border-radius:15px;display:grid;place-items:center;margin-bottom:16px}.dm-icon-box svg{width:30px;height:30px}.dm-icon-box.blue,.dm-icon-circle.blue{background:var(--dm-blue);color:#fff}.dm-icon-box.cyan,.dm-icon-circle.cyan{background:var(--dm-cyan);color:#fff}.dm-icon-circle{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;margin-bottom:16px}.dm-icon-circle svg{width:26px;height:26px}.dm-text-link{display:inline-flex;align-items:center;gap:8px;color:var(--dm-blue);font-weight:800;font-size:.9rem}.dm-text-link svg,.dm-section-head>a svg{transition:transform .2s}.dm-text-link:hover svg,.dm-section-head>a:hover svg{transform:translateX(3px)}
.dm-why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.dm-why-card{padding:20px 16px;text-align:left}.dm-why-card p{font-size:.84rem;margin:10px 0 0}.dm-why-icon{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;margin-bottom:14px}.dm-why-icon svg{width:25px;height:25px}.dm-why-icon.blue{background:#dbeafe;color:var(--dm-blue)}.dm-why-icon.cyan{background:#cffafe;color:#0891b2}.dm-why-icon.amber{background:var(--dm-amber-light);color:var(--dm-amber)}
.dm-video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.dm-video-grid-home{grid-template-columns:1fr 1fr}.dm-video-card{overflow:hidden}.dm-video-thumb{display:block;position:relative;aspect-ratio:16/9;background:linear-gradient(135deg,#0f172a,#0e7490);overflow:hidden}.dm-video-thumb img{width:100%;height:100%;object-fit:cover}.dm-thumb-fallback{position:absolute;inset:0;background:linear-gradient(135deg,#0f172a 0%,#1d4ed8 58%,#0891b2 100%)}.dm-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--dm-navy);display:grid;place-items:center;box-shadow:0 8px 24px rgba(15,23,42,.18)}.dm-play svg{fill:currentColor;stroke:none;width:21px;height:21px;margin-left:2px}.dm-duration{position:absolute;right:9px;bottom:9px;background:rgba(15,23,42,.88);color:#fff;border-radius:7px;padding:3px 7px;font:700 .72rem/1.5 Manrope,sans-serif}.dm-video-body{padding:14px}.dm-video-tag{display:inline-flex;border-radius:999px;padding:4px 8px;background:#dbeafe;color:var(--dm-blue);font-size:.72rem;font-weight:800;margin-bottom:8px}.dm-video-body h3{font-size:1rem;line-height:1.35}.dm-video-placeholder{aspect-ratio:16/10;position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px;background:linear-gradient(135deg,#eef5ff,#ecfeff)}.dm-video-placeholder .dm-play{position:static;transform:none;margin-bottom:14px}.dm-video-placeholder small{color:var(--dm-muted)}
.dm-testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.dm-testimonial{padding:22px}.dm-testimonial p{font-size:.93rem}.dm-stars{color:var(--dm-amber);letter-spacing:2px;font-size:.9rem}.dm-testimonial strong{font-size:.9rem}.dm-about-card{display:grid;grid-template-columns:1.2fr .8fr;align-items:stretch;overflow:hidden;border-radius:var(--dm-radius-lg);border:1px solid var(--dm-border);background:linear-gradient(120deg,#fff,#eff6ff);box-shadow:var(--dm-shadow)}.dm-about-copy{padding:44px}.dm-about-copy h2{margin-bottom:16px}.dm-richtext p{margin:0 0 16px}.dm-about-photo{display:flex;align-items:flex-end;justify-content:center;background:radial-gradient(circle at center,#dbeafe,transparent 65%);min-height:360px;padding:24px 24px 0}.dm-about-image{max-height:360px;width:auto;object-fit:contain}
.dm-faq-cta-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:18px;align-items:start}.dm-faq-list{display:grid;gap:9px}.dm-faq-item{background:#fff;border:1px solid var(--dm-border);border-radius:14px;overflow:hidden}.dm-faq-item summary{cursor:pointer;list-style:none;padding:15px 18px;font-weight:800;font-size:.9rem;display:flex;align-items:center;justify-content:space-between}.dm-faq-item summary::-webkit-details-marker{display:none}.dm-faq-item summary::after{content:'+';font:700 1.25rem/1 Manrope}.dm-faq-item[open] summary::after{content:'–'}.dm-faq-item>div{padding:0 18px 16px}.dm-faq-item p{margin:0;font-size:.9rem}.dm-consult-card{border-radius:var(--dm-radius-lg);background:linear-gradient(135deg,#0f172a,#102a5f);color:#fff;padding:26px;display:grid;grid-template-columns:.82fr 1.18fr;gap:24px;box-shadow:0 18px 40px rgba(15,23,42,.16)}.dm-consult-copy h2{color:#fff}.dm-consult-copy p{color:#cbd5e1}.dm-consult-copy ul{padding:0;list-style:none;margin:20px 0 0}.dm-consult-copy li{position:relative;padding-left:25px;margin:9px 0;font-size:.88rem}.dm-consult-copy li::before{content:'✓';position:absolute;left:0;color:#93c5fd;font-weight:900}.dm-form-wrap{align-self:center}.dm-demo-form{display:grid;gap:10px}.dm-form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.dm-demo-form input,.dm-demo-form select,.dm-form-wrap input,.dm-form-wrap select,.dm-form-wrap textarea{width:100%;min-height:46px;border:1px solid #dbeafe;border-radius:10px;background:#fff;padding:0 13px;color:var(--dm-navy);outline:none}.dm-form-wrap textarea{padding-top:12px;min-height:110px}.dm-demo-form small{color:#94a3b8;text-align:center;font-size:.72rem}.dm-form-wrap .ff-btn-submit,.dm-form-wrap button[type="submit"]{width:100%;min-height:48px;border:0;border-radius:11px;background:var(--dm-blue);color:#fff;font-weight:800;cursor:pointer}.dm-form-wrap .ff-el-group{margin-bottom:10px}.dm-form-wrap label{color:#e2e8f0}.dm-form-wrap .ff-el-form-check-label{color:#cbd5e1}
.dm-footer{margin-top:38px;background:linear-gradient(135deg,#0b1d3a,#082a5a);color:#fff;padding:46px 0 24px}.dm-footer-grid{display:grid;grid-template-columns:1.4fr .7fr .8fr;gap:40px}.dm-footer-brand{font:800 1.7rem/1 Manrope,sans-serif;margin-bottom:12px}.dm-footer p{color:#cbd5e1;max-width:440px;font-size:.9rem}.dm-footer h3{color:#fff;font-size:1rem;margin-bottom:14px}.dm-footer a{display:block;color:#dbeafe;margin:7px 0;font-size:.9rem}.dm-footer-menu{list-style:none;padding:0;margin:0}.dm-footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:34px;padding-top:20px;color:#94a3b8;font-size:.78rem;text-align:center}.dm-mobile-actions{display:none}
.dm-single{padding-top:40px;padding-bottom:60px}.dm-page-card,.dm-single-lesson{max-width:980px;margin:0 auto;background:#fff;border:1px solid var(--dm-border);border-radius:var(--dm-radius-lg);padding:clamp(24px,5vw,56px);box-shadow:var(--dm-shadow)}.dm-single-header{max-width:820px;margin-bottom:28px}.dm-single-header h1{font-size:clamp(2.2rem,5vw,4rem)}.dm-lead{font-size:1.12rem}.dm-entry-content{font-size:1.02rem}.dm-entry-content h2{margin:36px 0 14px}.dm-entry-content h3{margin:28px 0 10px}.dm-entry-content p,.dm-entry-content li{color:#334155}.dm-entry-content img{border-radius:18px}.dm-featured{margin:24px 0}.dm-featured img{width:100%;border-radius:24px}.dm-video-embed{position:relative;aspect-ratio:16/9;margin:24px 0 34px;border-radius:22px;overflow:hidden;background:#000}.dm-video-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.dm-inline-cta{margin-top:42px;padding:26px;border-radius:24px;background:#eff6ff;border:1px solid #dbeafe}.dm-inline-cta h2{font-size:1.6rem}.dm-inline-cta p{margin:10px 0 18px}.dm-breadcrumb{font-size:.84rem;color:var(--dm-blue);font-weight:800;margin-bottom:14px}.dm-post-meta{font-size:.82rem;color:var(--dm-muted)}.dm-post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.dm-post-card{overflow:hidden}.dm-post-card img{width:100%;aspect-ratio:16/10;object-fit:cover}.dm-post-card>div{padding:18px}.dm-post-card h2{font-size:1.2rem}.dm-post-card p{font-size:.9rem}
@media (max-width:1040px){.dm-header-inner{grid-template-columns:auto auto 1fr}.dm-primary-nav{position:fixed;left:20px;right:20px;top:82px;background:#fff;border:1px solid var(--dm-border);border-radius:20px;padding:18px;box-shadow:0 18px 40px rgba(15,23,42,.14);display:none}.dm-primary-nav.is-open{display:block}.dm-menu{flex-direction:column;align-items:stretch;gap:4px}.dm-menu a{display:block;padding:10px;border-radius:10px}.dm-menu-toggle{display:block;order:2}.dm-header-actions{justify-self:end;order:3}.dm-header-cta{display:none}.dm-hero{grid-template-columns:1fr .8fr;min-height:520px}.dm-hero-copy{padding-left:38px}.dm-why-grid{grid-template-columns:1fr 1fr}.dm-content-pair{grid-template-columns:1fr}.dm-faq-cta-grid{grid-template-columns:1fr}.dm-post-grid{grid-template-columns:1fr 1fr}}
@media (max-width:760px){body{padding-bottom:68px}.dm-shell{width:min(100% - 24px,var(--dm-shell))}.dm-site-header{top:0}.dm-header-inner{min-height:66px;gap:10px}.dm-brand{font-size:1.35rem}.dm-lang-switch{font-size:.75rem}.dm-header-actions{gap:8px}.dm-hero-wrap{padding-top:10px}.dm-hero{display:flex;flex-direction:column;min-height:0;border-radius:24px}.dm-hero-art{background-position:65% center;opacity:.62}.dm-hero-copy{padding:28px 22px 18px;max-width:none}.dm-hero-copy h1{font-size:clamp(2.2rem,10.5vw,3.6rem)}.dm-hero-copy>p{font-size:.96rem;margin:16px 0 20px}.dm-hero-buttons{display:grid;grid-template-columns:1fr}.dm-btn{width:100%}.dm-trust-row{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-top:20px}.dm-trust-row>div{max-width:none;font-size:.77rem}.dm-hero-photo{height:310px;width:100%;padding:0 8px;justify-content:center}.dm-teacher-photo{max-height:310px}.dm-photo-placeholder{height:285px;border-radius:24px 24px 0 0}.dm-section{padding:16px 0}.dm-split-sections,.dm-subject-grid,.dm-testimonial-grid,.dm-about-card,.dm-footer-grid,.dm-consult-card{grid-template-columns:1fr}.dm-subject-card,.dm-format-card{min-height:0}.dm-why-grid{grid-template-columns:1fr 1fr}.dm-why-card{padding:16px 13px}.dm-video-grid,.dm-video-grid-home{grid-template-columns:1fr}.dm-video-grid-home{display:grid}.dm-testimonial-grid{display:grid}.dm-about-copy{padding:28px 22px}.dm-about-photo{min-height:280px}.dm-faq-cta-grid{gap:12px}.dm-consult-card{padding:22px;border-radius:24px}.dm-form-row{grid-template-columns:1fr}.dm-footer{margin-top:24px}.dm-footer-grid{gap:22px}.dm-footer-bottom{text-align:left}.dm-mobile-actions{position:fixed;z-index:90;left:0;right:0;bottom:0;display:grid;grid-template-columns:.8fr 1.2fr;background:#fff;border-top:1px solid var(--dm-border);padding:8px max(10px,env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left));box-shadow:0 -8px 26px rgba(15,23,42,.08)}.dm-mobile-actions a{min-height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;gap:7px;font-weight:800;font-size:.82rem}.dm-mobile-actions a:first-child{background:#eff6ff;color:var(--dm-blue);margin-right:8px}.dm-mobile-actions .is-primary{background:var(--dm-blue);color:#fff}.dm-single{padding-top:18px;padding-bottom:30px}.dm-page-card,.dm-single-lesson{border-radius:24px;padding:22px}.dm-post-grid{grid-template-columns:1fr}.dm-section-head{align-items:flex-end}.dm-section-head h2{font-size:1.65rem}}
@media (max-width:420px){.dm-why-grid{grid-template-columns:1fr}.dm-trust-row{grid-template-columns:1fr}.dm-lang-switch span{display:none}.dm-lang-switch span.is-current{display:inline}.dm-lang-switch a+span{display:inline}.dm-hero-copy h1{font-size:2.25rem}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* ===== DatoMas 1.1 layout refinements ===== */
.dm-section{position:relative;padding-bottom:34px;margin-bottom:8px}
.dm-section:not(.dm-no-divider)::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:1px;background:linear-gradient(90deg,transparent 0%,rgba(37,99,235,.16) 16%,rgba(6,182,212,.18) 50%,rgba(245,158,11,.13) 84%,transparent 100%)}
.dm-site-header .dm-shell{width:min(1240px,calc(100% - 32px))}
.dm-header-inner{min-height:72px;grid-template-columns:auto 1fr auto;gap:20px}
.dm-brand{display:flex;align-items:center;min-width:0}
.dm-brand .custom-logo{display:block;max-width:158px;max-height:42px;object-fit:contain}
.dm-primary-nav{min-width:0}
.dm-menu{gap:clamp(14px,1.65vw,26px);white-space:nowrap}
.dm-menu a{font-size:clamp(.78rem,.83vw,.9rem)}
.dm-header-actions{gap:11px;white-space:nowrap}
.dm-header-cta{min-height:39px!important;padding:0 14px!important;border-radius:10px!important;font-size:.79rem!important;box-shadow:0 6px 14px rgba(37,99,235,.16)!important;white-space:nowrap;width:auto!important}
.dm-header-cta span{white-space:nowrap}
.dm-lang-switch{flex:0 0 auto}
.dm-video-excerpt{font-size:.82rem;line-height:1.55;margin:7px 0 0;color:var(--dm-muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.dm-video-tag.physics{background:#cffafe;color:#0e7490}.dm-video-tag.math{background:#dbeafe;color:var(--dm-blue)}
.dm-thumb-fallback.physics{background:linear-gradient(135deg,#0f172a 0%,#0e7490 62%,#06b6d4 100%)}
.dm-thumb-fallback.math{background:linear-gradient(135deg,#0f172a 0%,#1d4ed8 70%,#2563eb 100%)}
.dm-video-card[hidden]{display:none!important}

/* Subject/service pages */
.dm-service-hero-wrap,.dm-lessons-hero-wrap{padding-top:22px}
.dm-service-hero{position:relative;overflow:hidden;min-height:480px;border-radius:var(--dm-radius-lg);border:1px solid #dbeafe;background:linear-gradient(120deg,#f8fbff 0%,#eef6ff 52%,#e2f1ff 100%);display:grid;grid-template-columns:1.08fr .92fr;align-items:center;box-shadow:0 18px 50px rgba(37,99,235,.07)}
.dm-service-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 8% 6%,rgba(255,255,255,.92),transparent 34%),radial-gradient(circle at 90% 18%,rgba(6,182,212,.10),transparent 28%);pointer-events:none}
.dm-service-copy{position:relative;z-index:2;padding:58px 24px 58px 54px}.dm-service-copy h1{font-size:clamp(2.55rem,4.8vw,4.65rem);max-width:760px}.dm-service-lead{font-size:1.06rem;max-width:690px;margin:22px 0 25px}
.dm-service-visual{position:relative;min-height:440px;height:100%;overflow:hidden}.dm-service-visual::before{content:"";position:absolute;width:270px;height:270px;border-radius:50%;right:35px;top:88px;background:radial-gradient(circle,#dbeafe 0%,rgba(219,234,254,.15) 62%,transparent 70%)}
.dm-service-graph{position:absolute;width:min(92%,470px);height:auto;right:20px;top:70px;overflow:visible}.dm-service-graph path{fill:none;stroke:#9bc3ff;stroke-width:2}.dm-service-graph .dm-graph-accent{stroke:var(--dm-blue);stroke-width:5;stroke-linecap:round;stroke-dasharray:8 8;animation:dmDash 7s linear infinite}.dm-service-graph circle{fill:var(--dm-cyan);stroke:none;animation:dmPulse 2.5s ease-in-out infinite}
.dm-formula{position:absolute;font:800 1.45rem/1 Manrope,sans-serif;color:rgba(37,99,235,.34);animation:dmFloat 5.5s ease-in-out infinite}.dm-formula-a{right:50px;top:55px}.dm-formula-b{left:20px;bottom:80px;animation-delay:-2.2s}
.dm-atom-anim{position:absolute;right:70px;top:95px;width:280px;height:280px;border-radius:50%;border:2px solid rgba(37,99,235,.24);animation:dmSpin 18s linear infinite}.dm-atom-anim::before,.dm-atom-anim::after{content:"";position:absolute;inset:48px -18px;border:2px solid rgba(6,182,212,.36);border-radius:50%;transform:rotate(58deg)}.dm-atom-anim::after{transform:rotate(-58deg)}.dm-atom-anim span{position:absolute;width:24px;height:24px;border-radius:50%;background:var(--dm-blue);left:50%;top:50%;transform:translate(-50%,-50%);box-shadow:0 0 0 12px rgba(37,99,235,.09)}.dm-atom-anim i,.dm-atom-anim b{position:absolute;width:14px;height:14px;border-radius:50%;background:var(--dm-cyan)}.dm-atom-anim i{left:18px;top:128px}.dm-atom-anim b{right:22px;top:55px;background:var(--dm-amber)}
@keyframes dmFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}@keyframes dmDash{to{stroke-dashoffset:-64}}@keyframes dmPulse{0%,100%{transform:scale(1);transform-origin:center}50%{transform:scale(1.35);transform-origin:center}}@keyframes dmSpin{to{transform:rotate(360deg)}}
.dm-service-intro-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:50px;align-items:start;padding:20px 8px}.dm-kicker{display:inline-block;color:var(--dm-blue);font-size:.78rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;margin-bottom:9px}.dm-service-intro-grid p{font-size:1.02rem;margin:0}
.dm-topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.dm-topic-card{padding:24px 20px;min-height:220px;position:relative;overflow:hidden}.dm-topic-card::after{content:"";position:absolute;width:90px;height:90px;border-radius:50%;right:-42px;bottom:-42px;background:var(--dm-soft-blue);opacity:.42}.dm-topic-number{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:13px;background:#eff6ff;color:var(--dm-blue);font:800 .78rem/1 Manrope;margin-bottom:18px}.dm-topic-card:nth-child(2n) .dm-topic-number{background:#ecfeff;color:#0891b2}.dm-topic-card p{font-size:.88rem;margin:11px 0 0}
.dm-method-card{position:relative;overflow:hidden;border-radius:var(--dm-radius-lg);padding:40px;background:linear-gradient(135deg,#0f172a,#102a5f);color:#fff;display:grid;grid-template-columns:1fr .9fr;gap:42px;align-items:center}.dm-method-card h2{color:#fff;max-width:620px}.dm-method-card p{color:#cbd5e1;max-width:680px}.dm-method-card .dm-kicker{color:#93c5fd}.dm-method-steps{display:grid;grid-template-columns:1fr 1fr;gap:11px;position:relative;z-index:2}.dm-method-steps span{display:flex;align-items:center;gap:9px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.10);padding:12px;border-radius:13px;font-size:.84rem;font-weight:700}.dm-method-steps svg{color:#67e8f9}.dm-method-art{position:absolute;right:-35px;top:-30px;width:240px;height:240px;opacity:.11}.dm-method-art span{position:absolute;border:1px solid #fff;border-radius:50%}.dm-method-art span:nth-child(1){inset:0}.dm-method-art span:nth-child(2){inset:35px}.dm-method-art span:nth-child(3){inset:70px}
.dm-service-editor-content{padding:30px}.dm-empty-state{padding:28px;grid-column:1/-1}.dm-service-cta{border-radius:var(--dm-radius-lg);padding:34px 38px;background:linear-gradient(120deg,#eaf3ff,#ecfeff);border:1px solid #dbeafe;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}.dm-service-cta p{margin:8px 0 0;max-width:760px}.dm-service-cta-actions{display:flex;gap:10px}.dm-btn-light{background:#fff;color:var(--dm-navy);border:1px solid var(--dm-border)}

/* Lessons library */
.dm-lessons-hero{position:relative;overflow:hidden;min-height:340px;border-radius:var(--dm-radius-lg);padding:52px 48px;background:linear-gradient(120deg,#f8fbff,#eaf3ff 58%,#e7fbfd);border:1px solid #dbeafe;display:grid;grid-template-columns:1.2fr .8fr;align-items:center}.dm-lessons-hero h1{font-size:clamp(2.5rem,4.7vw,4.5rem);max-width:790px}.dm-lessons-hero p{font-size:1.02rem;max-width:720px}.dm-lessons-hero-art{position:relative;height:230px}.dm-mini-card{position:absolute;width:125px;height:92px;border-radius:22px;display:grid;place-items:center;font:800 2rem/1 Manrope,sans-serif;box-shadow:0 18px 35px rgba(15,23,42,.10);animation:dmFloat 5s ease-in-out infinite}.dm-mini-card.math{left:35px;top:25px;background:#fff;color:var(--dm-blue);transform:rotate(-7deg)}.dm-mini-card.physics{right:25px;bottom:18px;background:var(--dm-navy);color:#67e8f9;animation-delay:-2.3s;transform:rotate(6deg)}.dm-orbit-dot{position:absolute;width:16px;height:16px;background:var(--dm-amber);border-radius:50%;left:50%;top:52%;box-shadow:0 0 0 9px rgba(245,158,11,.13)}
.dm-lessons-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:8px 0 22px}.dm-filter-tabs{display:flex;gap:8px;flex-wrap:wrap}.dm-filter-btn{min-height:42px;border-radius:12px;border:1px solid var(--dm-border);background:#fff;color:#334155;padding:0 14px;display:inline-flex;align-items:center;gap:7px;font-weight:800;cursor:pointer}.dm-filter-btn:hover,.dm-filter-btn.is-active{background:var(--dm-blue);color:#fff;border-color:var(--dm-blue)}.dm-youtube-link{display:inline-flex;align-items:center;gap:8px;color:#dc2626;font-weight:800;font-size:.88rem}.dm-youtube-link svg{fill:currentColor;stroke:none}.dm-lessons-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.dm-filter-empty{text-align:center;padding:30px;color:var(--dm-muted)}.dm-empty-wide{text-align:center;padding:42px;grid-column:1/-1}.dm-empty-wide .dm-icon-box{margin-inline:auto}.dm-empty-wide p{max-width:720px;margin-inline:auto}

@media (max-width:1180px){
  .dm-header-inner{grid-template-columns:auto auto 1fr;gap:12px}.dm-menu-toggle{display:block;order:2}.dm-primary-nav{position:fixed;left:20px;right:20px;top:76px;background:#fff;border:1px solid var(--dm-border);border-radius:20px;padding:18px;box-shadow:0 18px 40px rgba(15,23,42,.14);display:none}.dm-primary-nav.is-open{display:block}.dm-menu{flex-direction:column;align-items:stretch;gap:4px;white-space:normal}.dm-menu a{display:block;padding:10px;border-radius:10px;font-size:.9rem}.dm-header-actions{justify-self:end;order:3}.dm-header-cta{display:inline-flex!important}
  .dm-topic-grid{grid-template-columns:1fr 1fr}.dm-service-hero{grid-template-columns:1fr .78fr}.dm-method-card{grid-template-columns:1fr}.dm-lessons-hero{grid-template-columns:1fr .55fr}
}

@media (max-width:760px){
  .dm-site-header .dm-shell{width:calc(100% - 20px)}.dm-header-inner{min-height:62px;grid-template-columns:auto auto 1fr;gap:7px}.dm-brand .custom-logo{max-width:112px;max-height:32px}.dm-brand{font-size:1.25rem}.dm-menu-toggle{padding:7px}.dm-menu-toggle>span:not(.screen-reader-text){width:21px;margin:4px 0}.dm-primary-nav{top:68px;left:10px;right:10px}.dm-header-actions{gap:6px}.dm-header-cta{display:inline-flex!important;min-height:35px!important;padding:0 9px!important;font-size:.67rem!important;border-radius:9px!important}.dm-lang-switch{font-size:.67rem;gap:4px}
  .dm-section{padding-top:17px;padding-bottom:26px;margin-bottom:3px}.dm-section:not(.dm-no-divider)::after{left:6px;right:6px}
  .dm-subject-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:9px}.dm-subject-card,.dm-format-card{min-height:0!important;padding:15px 12px}.dm-subject-card h3,.dm-format-card h3{font-size:.93rem}.dm-subject-card p,.dm-format-card p{font-size:.73rem;line-height:1.45;margin:7px 0 11px}.dm-icon-box{width:40px;height:40px;border-radius:12px;margin-bottom:11px}.dm-icon-box svg{width:22px;height:22px}.dm-icon-circle{width:40px;height:40px;margin-bottom:11px}.dm-icon-circle svg{width:21px;height:21px}.dm-text-link{font-size:.74rem}
  .dm-why-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:9px}.dm-why-card{padding:14px 11px!important}.dm-why-card h3{font-size:.88rem}.dm-why-card p{font-size:.7rem;line-height:1.45}.dm-why-icon{width:39px;height:39px;margin-bottom:10px}
  .dm-video-grid,.dm-video-grid-home,.dm-lessons-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:9px}.dm-video-body{padding:10px}.dm-video-body h3{font-size:.82rem;line-height:1.35}.dm-video-tag{font-size:.62rem;padding:3px 6px;margin-bottom:5px}.dm-video-excerpt{font-size:.68rem;line-height:1.45;-webkit-line-clamp:3}.dm-play{width:37px;height:37px}.dm-play svg{width:17px;height:17px}.dm-duration{font-size:.62rem;right:6px;bottom:6px}
  .dm-testimonial-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:9px}.dm-testimonial{padding:14px 11px}.dm-testimonial p{font-size:.72rem;line-height:1.45}.dm-testimonial strong{font-size:.73rem}.dm-stars{font-size:.72rem}
  .dm-trust-row{grid-template-columns:repeat(3,minmax(0,1fr))!important;gap:7px}.dm-trust-row>div{flex-direction:column;text-align:center;gap:6px;font-size:.64rem;line-height:1.35}.dm-trust-icon{width:31px;height:31px}
  .dm-service-hero-wrap,.dm-lessons-hero-wrap{padding-top:10px}.dm-service-hero{display:block;min-height:0;border-radius:24px}.dm-service-copy{padding:30px 22px 20px}.dm-service-copy h1{font-size:clamp(2.2rem,10vw,3.25rem)}.dm-service-lead{font-size:.91rem;margin:16px 0 20px}.dm-service-visual{min-height:230px}.dm-service-graph{top:14px;right:0;width:96%}.dm-formula-a{right:25px;top:18px}.dm-formula-b{left:20px;bottom:24px}.dm-atom-anim{width:190px;height:190px;right:calc(50% - 95px);top:18px}.dm-atom-anim::before,.dm-atom-anim::after{inset:33px -12px}.dm-service-intro-grid{grid-template-columns:1fr;gap:12px;padding:7px 0}.dm-service-intro-grid p{font-size:.9rem}.dm-topic-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.dm-topic-card{min-height:190px;padding:17px 13px}.dm-topic-card h3{font-size:.92rem}.dm-topic-card p{font-size:.72rem;line-height:1.5}.dm-topic-number{width:36px;height:36px;margin-bottom:12px}.dm-method-card{padding:25px 20px;border-radius:24px;gap:18px}.dm-method-card p{font-size:.86rem}.dm-method-steps{grid-template-columns:1fr 1fr;gap:8px}.dm-method-steps span{padding:9px;font-size:.69rem}.dm-service-editor-content{padding:20px}.dm-service-cta{grid-template-columns:1fr;padding:24px 20px;border-radius:24px;gap:18px}.dm-service-cta-actions{display:grid;grid-template-columns:1fr 1fr}.dm-service-cta-actions .dm-btn{width:100%;font-size:.73rem;padding:0 8px}
  .dm-lessons-hero{min-height:0;border-radius:24px;padding:30px 22px;display:block}.dm-lessons-hero h1{font-size:clamp(2.15rem,9.8vw,3.2rem)}.dm-lessons-hero p{font-size:.9rem}.dm-lessons-hero-art{height:150px;margin-top:10px}.dm-mini-card{width:92px;height:68px;border-radius:16px;font-size:1.45rem}.dm-mini-card.math{left:10px;top:18px}.dm-mini-card.physics{right:8px;bottom:6px}.dm-lessons-toolbar{align-items:flex-start;flex-direction:column;margin-bottom:16px}.dm-filter-tabs{width:100%;display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.dm-filter-btn{padding:0 6px;justify-content:center;font-size:.69rem;min-height:39px}.dm-youtube-link{font-size:.78rem}
}

@media (max-width:420px){
  .dm-header-cta{max-width:112px;line-height:1.05;text-align:center}.dm-lang-switch span{display:inline}.dm-lang-switch a{font-size:.64rem}.dm-header-actions{gap:4px}
  .dm-subject-grid,.dm-why-grid,.dm-video-grid,.dm-video-grid-home,.dm-lessons-grid,.dm-testimonial-grid,.dm-topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important}
  .dm-trust-row{grid-template-columns:repeat(3,minmax(0,1fr))!important}.dm-video-excerpt{-webkit-line-clamp:2}.dm-topic-card{min-height:175px}
}

@media (prefers-reduced-motion:reduce){.dm-service-graph .dm-graph-accent,.dm-service-graph circle,.dm-formula,.dm-atom-anim,.dm-mini-card{animation:none!important}}
.dm-breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.dm-breadcrumb span{color:#94a3b8}.dm-lesson-related{max-width:980px;margin:18px auto 0}.dm-lesson-related .dm-section-head{margin-top:8px}
@media (max-width:420px){.dm-header-cta{max-width:none!important;font-size:.60rem!important;padding:0 7px!important;white-space:nowrap}.dm-brand .custom-logo{max-width:104px}.dm-header-inner{gap:5px}}

.dm-video-card[hidden]{display:none!important}.dm-filter-count{font-size:.72em;opacity:.72;margin-left:2px}.dm-filter-btn.is-active .dm-filter-count{opacity:.9}