:root{--ink:#091b2b;--navy:#0d2740;--text:#1c3246;--muted:#687b8d;--line:#dce7ec;--surface:#f7fafb;--white:#fff;--mint:#62d5ae;--mint-deep:#0e9d75;--mint-pale:#e8fbf4;--gold:#ffbf45;--gold-pale:#fff5dc;--blue:#4ca8ff;--purple:#9b7bff;--radius:22px;--shadow:0 20px 60px rgba(13,39,64,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--surface);color:var(--text);font-family:Vazirmatn,system-ui,sans-serif;line-height:1.8}.container{width:min(1140px,calc(100% - 40px));margin:auto}a{text-decoration:none;color:inherit}.button{border:0;border-radius:13px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 19px;font:800 .9rem Vazirmatn,sans-serif;cursor:pointer;transition:.2s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--mint);color:var(--ink);box-shadow:0 8px 22px rgba(98,213,174,.3)}.button-dark{background:var(--navy);color:white}.button-soft{background:white;border:1px solid #cfe0e5;color:var(--navy)}
header{height:74px;background:rgba(255,255,255,.92);backdrop-filter:blur(18px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:flex;align-items:center;gap:9px;font-weight:900;font-size:1.2rem;color:var(--navy)}.brand-mark{width:33px;height:33px;background:var(--mint);display:grid;place-items:center;border-radius:10px;color:var(--ink);transform:rotate(-7deg)}.brand-mark i{transform:rotate(7deg)}.nav-links{display:flex;gap:2px}.nav-links a{padding:8px 10px;border-radius:9px;font-size:.82rem;font-weight:800;color:#5b6f7e}.nav-links a:hover,.nav-links a.active{background:var(--mint-pale);color:var(--mint-deep)}.login{font-size:.82rem;font-weight:800;color:var(--navy);margin-left:10px}.nav-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.mobile-toggle{display:none;border:0;background:transparent;color:var(--navy);font-size:1.25rem;line-height:1;cursor:pointer;padding:8px;border-radius:10px}.mobile-toggle:hover{background:var(--mint-pale)}.mobile-toggle .fa-xmark{display:none}
.hero{position:relative;overflow:hidden;padding:78px 0;color:white;background:var(--ink)}.hero:before{content:"";position:absolute;width:700px;height:700px;border-radius:50%;background:radial-gradient(circle,rgba(98,213,174,.26),transparent 68%);top:-490px;left:-100px}.hero-grid{position:relative;display:grid;grid-template-columns:1fr .86fr;align-items:center;gap:50px}.eyebrow{display:inline-flex;gap:7px;align-items:center;color:#b8f3dc;background:rgba(255,255,255,.07);border:1px solid rgba(184,243,220,.23);border-radius:100px;padding:6px 11px;font-size:.76rem;font-weight:800}.hero h1{font-size:clamp(2.2rem,5vw,4rem);letter-spacing:-1.5px;line-height:1.27;margin:17px 0}.hero h1 em{color:var(--mint);font-style:normal}.hero p{color:#bbcad5;margin:0 0 24px;max-width:570px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap}.hero .button-soft{background:transparent;border-color:#416076;color:white}
.hero-visual{min-height:350px;border-radius:22px;padding:22px 18px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden;box-shadow:0 25px 70px rgba(0,0,0,.33);animation:hero-visual-float 6s ease-in-out infinite}
.hero-visual.teacher-visual{background:radial-gradient(ellipse at 50% 45%,#1a2a4a 0%,#0d1a30 58%,#08101f 100%)}
.hero-visual.teacher-visual:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 42%,rgba(155,123,255,.14),transparent 52%),linear-gradient(180deg,rgba(5,25,39,.15),rgba(5,25,39,.55));pointer-events:none}
.hero-visual .role-net{position:relative;z-index:1;flex:1;display:grid;place-items:center;min-height:0;width:100%}
.hero-visual .role-net svg{width:100%;height:auto;max-height:280px;overflow:visible}
.hero-visual .ring-orbit{fill:none;stroke:rgba(155,123,255,.22);stroke-width:1;stroke-dasharray:2 7;animation:orbit-spin 22s linear infinite;transform-box:view-box;transform-origin:90px 145px}
.hero-visual .hub-glow{fill:rgba(155,123,255,.14);animation:hub-breathe 4.5s ease-in-out infinite;transform-origin:center;transform-box:fill-box}
.hero-visual .hub-core{fill:#9b7bff}
.hero-visual .hub-ring{fill:none;stroke:rgba(183,166,255,.55);stroke-width:1.2;animation:hub-spin 14s linear infinite;transform-box:fill-box;transform-origin:center;stroke-dasharray:4 5}
.hero-visual .hub-label{fill:rgba(232,255,247,.95);font-family:Vazirmatn,system-ui,sans-serif;font-size:8.5px;font-weight:800;text-anchor:middle}
.hero-visual .hub-sub{fill:rgba(198,230,220,.72);font-family:Vazirmatn,system-ui,sans-serif;font-size:7px;font-weight:600;text-anchor:middle}
.hero-visual .node-bg-sq{fill:rgba(255,255,255,.07);stroke:rgba(255,255,255,.2);stroke-width:1}
.hero-visual .pipe{fill:none;stroke:rgba(152,196,214,.28);stroke-width:1.2;stroke-linecap:round}
.hero-visual .pipe-soft{fill:none;stroke:rgba(152,196,214,.18);stroke-width:1;stroke-dasharray:3 5}
.hero-visual .node-icon{fill:none;stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round}
.hero-visual .node-lesson .node-icon,.hero-visual .node-exam .node-icon{stroke:#b7a6ff}
.hero-visual .node-student .node-icon{stroke:#7cbcff}
.hero-visual .node-grade .node-icon{stroke:#ff9f9f}
.hero-visual .node-label{fill:rgba(210,228,236,.78);font-family:Vazirmatn,system-ui,sans-serif;font-size:10px;font-weight:600;text-anchor:middle}
.hero-visual .node-float{animation:node-float 4.8s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
.hero-visual .node-lesson{animation-delay:0s}.hero-visual .node-exam{animation-delay:.9s}.hero-visual .node-student{animation-delay:1.8s}.hero-visual .node-grade{animation-delay:2.7s}
.hero-visual.student-visual{background:radial-gradient(ellipse at 50% 45%,#123a48 0%,#0a2230 58%,#071820 100%)}
.hero-visual.student-visual:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 42%,rgba(76,168,255,.14),transparent 52%),linear-gradient(180deg,rgba(5,25,39,.15),rgba(5,25,39,.55));pointer-events:none}
.hero-visual.student-visual .ring-orbit{stroke:rgba(76,168,255,.22);transform-origin:200px 160px}
.hero-visual.student-visual .hub-glow{fill:rgba(76,168,255,.14)}
.hero-visual.student-visual .hub-core{fill:#4ca8ff}
.hero-visual.student-visual .hub-ring{stroke:rgba(124,188,255,.55)}
.hero-visual.student-visual .trail{fill:none;stroke:rgba(124,188,255,.22);stroke-width:1.4;stroke-linecap:round}
.hero-visual.student-visual .ring{fill:none;stroke:rgba(255,255,255,.08);stroke-width:1}
.hero-visual.student-visual .link{stroke:rgba(152,196,214,.32);stroke-width:1;fill:none}
.hero-visual.student-visual .node-bg-hex{fill:rgba(255,255,255,.07);stroke:rgba(255,255,255,.2);stroke-width:1}
.hero-visual.student-visual .node-task .node-icon,.hero-visual.student-visual .node-note .node-icon{stroke:#7fe0c0}
.hero-visual.student-visual .node-exam .node-icon{stroke:#b7a6ff}
.hero-visual.student-visual .node-path .node-icon{stroke:#7cbcff}
.hero-visual.student-visual .node-task{animation-delay:0s}.hero-visual.student-visual .node-note{animation-delay:.9s}.hero-visual.student-visual .node-exam{animation-delay:1.8s}.hero-visual.student-visual .node-path{animation-delay:2.7s}
.visual-duo{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:stretch}
.visual-panel{background:var(--ink);border-radius:var(--radius);padding:20px;color:white;overflow:hidden;position:relative;min-height:320px;display:flex;flex-direction:column}
.visual-panel.light{background:white;color:var(--text);border:1px solid var(--line)}
.visual-panel h3{margin:0 0 8px;font-size:1.05rem;color:white}.visual-panel.light h3{color:var(--navy)}
.visual-panel p{margin:0 0 14px;font-size:.8rem;color:#b5c5cf;line-height:1.7}.visual-panel.light p{color:var(--muted)}
.product-window-mini{background:#f8fbfc;border:1px solid rgba(255,255,255,.12);border-radius:16px;overflow:hidden;flex:1;box-shadow:0 16px 40px rgba(0,0,0,.25)}
.product-window-mini .window-top{height:36px;background:#e8f0f3;display:flex;align-items:center;padding:0 12px;gap:6px}
.product-window-mini .window-dot{width:8px;height:8px;border-radius:50%;background:#b8c5cd}
.product-window-mini .window-dot:nth-child(1){background:#f18288}.product-window-mini .window-dot:nth-child(2){background:#f5c865}.product-window-mini .window-dot:nth-child(3){background:#72cfaa}
.product-window-mini .window-title{color:#728494;font-size:.65rem;margin-right:6px}
.product-window-mini .app-body{padding:12px;display:grid;grid-template-columns:72px 1fr;gap:10px;color:var(--text);font-size:.62rem}
.product-window-mini .app-side{background:var(--navy);border-radius:10px;padding:10px 8px;min-height:200px}
.product-window-mini .app-side b{font-size:.6rem;color:white;display:block;margin-bottom:12px}
.product-window-mini .app-side span{display:block;color:#9bb2c0;font-size:.58rem;padding:5px 0}
.product-window-mini .app-side span:first-of-type{color:var(--mint)}
.product-window-mini .bars{height:70px;display:flex;align-items:flex-end;gap:6px;margin-top:6px}
.product-window-mini .bar{flex:1;background:linear-gradient(180deg,var(--mint),var(--mint-deep));border-radius:4px 4px 2px 2px;animation:bar-rise-mini 1s both}
.product-window-mini .bar:nth-child(2){height:45%!important;animation-delay:.1s}.product-window-mini .bar:nth-child(4){animation-delay:.2s}.product-window-mini .bar:nth-child(6){animation-delay:.3s}
@keyframes bar-rise-mini{from{height:0!important}}
.flow-diagram svg{width:100%;height:auto;display:block}
.flow-diagram .flow-node{fill:rgba(255,255,255,.08);stroke:rgba(255,255,255,.25);stroke-width:1}
.flow-diagram.light .flow-node{fill:var(--mint-pale);stroke:#bfeedd}
.flow-diagram .flow-arrow{stroke:var(--mint);stroke-width:2;fill:none;stroke-linecap:round}
.flow-diagram .flow-dot{fill:var(--mint);animation:flow-pulse 2.2s ease-in-out infinite}
.flow-diagram .flow-label{fill:rgba(232,245,250,.9);font-family:Vazirmatn,system-ui,sans-serif;font-size:11px;font-weight:800;text-anchor:middle}
.flow-diagram.light .flow-label{fill:var(--navy)}
@keyframes flow-pulse{0%,100%{opacity:.35}50%{opacity:1}}
.live-stage-mini{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:10px;margin-top:auto}
.live-stage-mini svg{width:100%;height:auto;display:block}
.feature-visual-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:28px}
.feature-visual-card{background:white;border:1px solid var(--line);border-radius:18px;padding:18px;display:grid;grid-template-columns:1fr 1.1fr;gap:16px;align-items:center}
.feature-visual-card .mini-visual{min-height:140px;border-radius:14px;background:var(--ink);padding:12px;display:flex;align-items:center;justify-content:center}
.feature-visual-card h4{margin:0 0 6px;color:var(--navy);font-size:.95rem}
.feature-visual-card p{margin:0;font-size:.78rem;color:var(--muted);line-height:1.65}
.join-paths{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:20px}
.join-path{background:white;border:1px solid var(--line);border-radius:16px;padding:20px}
.join-path h4{margin:0 0 8px;color:var(--navy);font-size:.95rem;display:flex;align-items:center;gap:8px}
.join-path h4 i{color:var(--mint-deep)}
.join-path p{margin:0;font-size:.8rem;color:var(--muted);line-height:1.7}
.join-path .button{margin-top:14px;width:100%;justify-content:center;font-size:.82rem;padding:11px}
.reg-callout{margin-top:16px;padding:14px;border-radius:14px;background:rgba(255,181,71,.12);border:1px solid rgba(255,181,71,.35);font-size:.78rem;color:#6b5340;line-height:1.75}
.reg-callout a{color:var(--mint-deep);font-weight:900}
.hero-visual .visual-card{position:relative;background:rgba(255,255,255,.95);border-radius:14px;padding:14px;color:var(--text);max-width:100%;box-shadow:0 12px 40px rgba(0,0,0,.22);z-index:2;font-size:.78rem;margin-top:8px}
.hero-visual .visual-card strong{display:block;color:var(--navy);font-size:.92rem}
.hero-visual .visual-card span{color:var(--muted)}
.hero-visual .visual-card .pulse{display:inline-block;width:8px;height:8px;background:var(--mint-deep);border-radius:50%;margin-left:7px;animation:pulse-dot 1.8s infinite}
@keyframes hero-visual-float{50%{transform:translateY(-9px)}}
@keyframes hub-breathe{0%,100%{transform:scale(1);opacity:.45}50%{transform:scale(1.12);opacity:.75}}
@keyframes orbit-spin{to{transform:rotate(360deg)}}
@keyframes hub-spin{to{transform:rotate(-360deg)}}
@keyframes node-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-2.5px)}}
@keyframes pulse-dot{50%{box-shadow:0 0 0 8px rgba(14,157,117,0)}}
.hero-image{height:350px;border-radius:22px;background-size:cover;background-position:center;position:relative;overflow:hidden;box-shadow:0 25px 70px rgba(0,0,0,.33);animation:float 6s ease-in-out infinite}.hero-image:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,25,39,.9),rgba(5,25,39,.08))}.hero-image div{position:absolute;bottom:18px;right:18px;left:18px;border-radius:14px;padding:14px;background:rgba(255,255,255,.94);color:var(--text);font-size:.78rem}.hero-image strong{display:block;color:var(--navy);font-size:.92rem}.hero-image span{color:var(--muted)}
.section{padding:85px 0}.section-head{text-align:center;max-width:700px;margin:0 auto 36px}.kicker{display:block;color:var(--mint-deep);font-size:.77rem;font-weight:900}.section h2{color:var(--navy);font-size:clamp(1.8rem,3vw,2.75rem);line-height:1.35;margin:7px 0 9px;letter-spacing:-1px}.section-head p{margin:0;color:var(--muted)}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.feature{background:white;border:1px solid var(--line);padding:21px;border-radius:17px;transition:.2s}.feature:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#bcebd9}.feature i{width:42px;height:42px;display:grid;place-items:center;background:var(--mint-pale);color:var(--mint-deep);border-radius:12px;margin-bottom:13px}.feature:nth-child(3n+2) i{background:#edf6ff;color:#327fc3}.feature:nth-child(3n) i{background:#f2eeff;color:#7252cf}.feature h3{font-size:1rem;color:var(--navy);margin:0 0 6px}.feature p{font-size:.81rem;color:var(--muted);margin:0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:20px}.note{border-radius:19px;padding:27px;background:var(--mint-pale);border:1px solid #c6efdf}.note.dark{background:var(--navy);border-color:var(--navy);color:white}.note h3{margin:0 0 8px;color:var(--navy)}.note.dark h3{color:white}.note p{font-size:.84rem;margin:0;color:var(--muted)}.note.dark p{color:#c1d0da}.check-list{list-style:none;padding:0;margin:16px 0 0}.check-list li{font-size:.84rem;padding:6px 0}.check-list i{color:var(--mint-deep);margin-left:7px}
.plans{background:var(--ink);color:white}.plans .section h2{color:white}.plans .section-head p{color:#b7c7d1}.pricing-toggle{display:flex;justify-content:center;margin:-14px 0 28px}.pricing-toggle div{padding:5px;background:#17364c;border-radius:12px;display:flex;gap:4px}.pricing-toggle button{background:transparent;border:0;border-radius:9px;color:#b8cad5;padding:8px 14px;font:inherit;font-weight:800;cursor:pointer;font-size:.78rem}.pricing-toggle button.active{background:var(--mint);color:var(--ink)}.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.plan{display:flex;flex-direction:column;color:var(--text);background:white;border:1px solid #dce8e9;border-radius:20px;padding:25px}.plan.recommended{background:#effcf7;border:2px solid var(--mint);transform:translateY(-11px);box-shadow:0 20px 55px rgba(16,157,117,.2)}.plan-badge,.plan-label{height:23px;color:var(--mint-deep);font-size:.75rem;font-weight:900}.plan h3{font-size:1.25rem;margin:5px 0;color:var(--navy)}.plan p{margin:0;min-height:48px;color:var(--muted);font-size:.8rem}.price{font-size:1.45rem;font-weight:900;color:var(--navy);margin:17px 0 5px}.price small{font-size:.7rem;font-weight:600;color:var(--muted)}.plan .price-note{font-size:.72rem;min-height:18px;color:var(--muted);display:block}.plan .price-vat{font-size:.7rem;color:#6b8494;font-weight:700;margin:-2px 0 8px;line-height:1.5}.plan ul{list-style:none;padding:0;flex:1;margin:15px 0}.plan li{border-bottom:1px solid #e7eff0;padding:7px 0;font-size:.78rem;color:#465c6c;line-height:1.55}.plan li i{color:var(--mint-deep);margin-left:6px;width:14px;text-align:center}.plan li.plus-star i{color:#c9971a}.plan .button{width:100%}.pricing-cta-wrap{text-align:center;margin:28px auto 0;max-width:420px}.pricing-cta-wrap .button{width:100%;justify-content:center;font-size:1rem;padding:16px 24px}.pricing-register-hint{margin:12px 0 0;font-size:.76rem;color:#9eb5c4;line-height:1.7}
.payment-box{background:white;border-radius:21px;padding:29px;color:var(--text);box-shadow:var(--shadow);flex:1;min-width:0}.payment-box h3{margin:0;color:var(--navy);font-size:1.3rem}.payment-box p{color:var(--muted);font-size:.85rem}.payment-layout{display:grid;grid-template-columns:min(320px,38%) 1fr;gap:22px;align-items:stretch;max-width:980px;margin:0 auto}.payment-flow-card{background:var(--ink);border-radius:21px;padding:16px;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow)}.payment-flow-svg{width:100%;max-width:320px;height:auto}.payment-role-badge{display:inline-flex;align-items:center;gap:8px;background:var(--mint-pale);color:var(--mint-deep);font-weight:800;font-size:.82rem;padding:10px 14px;border-radius:12px;margin-bottom:12px}.payment-role-badge i{font-size:.9rem}.payment-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:4px}.payment-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0}.payment-step{border:1px solid var(--line);border-radius:13px;padding:13px;font-size:.79rem}.payment-step b{display:block;color:var(--mint-deep);font-size:.74rem;margin-bottom:4px}
.addon{display:flex;gap:15px;border:1px solid #d8e9e3;background:white;border-radius:18px;padding:23px}.addon-icon{min-width:48px;height:48px;display:grid;place-items:center;border-radius:14px;background:var(--gold-pale);color:#a97815;font-size:1.2rem}.addon:nth-child(2) .addon-icon{background:#e8f5ff;color:#2e77b6}.addon h3{color:var(--navy);font-size:1.05rem;margin:0 0 5px}.addon p{color:var(--muted);font-size:.81rem;margin:0}.addon small{display:block;color:var(--mint-deep);font-weight:900;margin-top:8px}
.cta{padding:0 0 85px}.cta-box{background:linear-gradient(120deg,var(--mint),#a3efcf);border-radius:23px;padding:45px;text-align:center;color:var(--ink)}.cta-box h2{font-size:2rem;line-height:1.4;margin:0 0 7px}.cta-box p{margin:0 auto 19px;max-width:650px;font-size:.9rem;font-weight:600}.cta-box .button{background:var(--navy);color:white}
footer{background:var(--ink);color:#b8c8d2;padding:42px 0 20px;font-size:.78rem}.footer{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;flex-wrap:wrap}.footer .brand{color:white}.footer a{color:#b8c8d2;margin-right:13px}.footer a:hover{color:var(--mint)}.footer .etod-pub-phones{flex:1 1 100%;margin-top:4px}.footer .etod-pub-phone{color:#d5e4ee}.footer .etod-pub-phone small{color:#9eb3c2}.footer .etod-pub-phone i{color:var(--mint)}
.product-window{background:#f8fbfc;border:1px solid rgba(255,255,255,.17);border-radius:22px;box-shadow:0 28px 80px rgba(0,0,0,.32);overflow:hidden;animation:hero-visual-float 6s ease-in-out infinite}
.product-window .window-top{height:42px;background:#e8f0f3;display:flex;align-items:center;padding:0 14px;gap:7px}
.product-window .window-dot{width:9px;height:9px;border-radius:50%;background:#b8c5cd}
.product-window .window-dot:nth-child(1){background:#f18288}.product-window .window-dot:nth-child(2){background:#f5c865}.product-window .window-dot:nth-child(3){background:#72cfaa}
.product-window .window-title{color:#728494;font-size:.7rem;margin-right:6px}
.product-window .app-body{padding:14px;display:grid;grid-template-columns:88px 1fr;gap:12px;color:var(--text);font-size:.68rem}
.product-window .app-side{background:var(--navy);border-radius:12px;padding:12px 8px;min-height:240px}
.product-window .app-side b{font-size:.65rem;color:white;display:block;margin-bottom:14px}
.product-window .app-side span{display:block;color:#9bb2c0;font-size:.6rem;padding:6px 0}
.product-window .app-side span:first-of-type{color:var(--mint)}
.product-window .app-main h3{font-size:.85rem;margin:0 0 6px;color:var(--navy)}
.product-window .app-main>p{font-size:.62rem;color:var(--muted);margin:0 0 10px}
.product-window .app-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-bottom:10px}
.product-window .app-stat{background:var(--mint-pale);padding:8px;border-radius:8px;font-size:.58rem}
.product-window .app-stat:nth-child(2){background:#edf6ff}.product-window .app-stat:nth-child(3){background:var(--gold-pale)}
.product-window .app-stat strong{font-size:.9rem;display:block;color:var(--navy)}
.product-window .bars{height:80px;display:flex;align-items:flex-end;gap:7px}
.product-window .bar{flex:1;background:linear-gradient(180deg,var(--mint),var(--mint-deep));border-radius:4px 4px 2px 2px;animation:bar-rise-mini 1s both}
.plan-ladder{margin-top:12px;padding:16px;border-radius:16px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}
.plan-ladder svg{width:100%;height:auto;display:block}
.plan-compare-section{background:white;padding:85px 0}
.plan-compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
.plan-compare-table{width:100%;border-collapse:collapse;font-size:.82rem;min-width:560px}
.plan-compare-table th,.plan-compare-table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:right;vertical-align:top;line-height:1.65}
.plan-compare-table thead th{background:var(--mint-pale);color:var(--navy);font-weight:900;font-size:.78rem}
.plan-compare-table tbody th{color:var(--navy);font-weight:800;width:28%;background:var(--surface)}
.plan-compare-table .col-pro{background:rgba(98,213,174,.06)}
.plan-compare-table .col-plus{background:rgba(255,191,69,.08)}
.plan-compare-caption{margin:12px 0 0;font-size:.76rem;color:var(--muted);text-align:center}
.plan-tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:36px}
.plan-tier-card{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:white;display:flex;flex-direction:column}
.plan-tier-card.pro-tier{border-color:var(--mint);box-shadow:0 16px 45px rgba(16,157,117,.12)}
.plan-tier-card.plus-tier{border-color:#e8c96a}
.plan-tier-visual{min-height:168px;background:var(--ink);padding:0;display:flex;align-items:center;justify-content:center}
.plan-tier-visual svg{width:100%;max-height:168px;display:block}
.plan-tier-body{padding:18px 20px 22px;flex:1}
.plan-tier-body .tier-kicker{font-size:.72rem;font-weight:900;color:var(--mint-deep);margin-bottom:4px}
.plan-tier-body h3{margin:0 0 8px;color:var(--navy);font-size:1.05rem}
.plan-tier-body p{margin:0 0 10px;font-size:.8rem;color:var(--muted);line-height:1.7}
.plan-tier-body .tier-ideal{font-size:.76rem;color:#5a7084;padding:10px 12px;background:var(--surface);border-radius:10px;line-height:1.6}
.live-stage{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:14px;box-shadow:0 24px 60px rgba(0,0,0,.28)}
.live-stage svg{width:100%;height:auto;display:block}
.live-demo .ui-frame{fill:#101f2e;stroke:rgba(255,255,255,.12);stroke-width:1}
.live-demo .ui-bar{fill:#162839}
.live-demo .chat-panel{fill:#132333}
.live-demo .chat-active{animation:live-chat-glow 5.5s ease-in-out infinite}
.live-demo .teacher-tile{transform-box:fill-box;transform-origin:center bottom;animation:live-teacher-fade 5.5s ease-in-out infinite}
.live-demo .teacher-blur{animation:live-teacher-blur 5.5s ease-in-out infinite}
.live-demo .speak-chip{animation:live-chip 5.5s ease-in-out infinite}
.live-demo .msg{opacity:.35}
.live-demo .msg-1{animation:live-msg 5.5s ease-in-out infinite}
.live-demo .msg-2{animation:live-msg 5.5s ease-in-out infinite .35s}
.live-demo .msg-3{animation:live-msg 5.5s ease-in-out infinite .7s}
.live-demo .dock-chat{animation:live-dock-pulse 5.5s ease-in-out infinite}
.live-demo .caption{fill:#8eabba;font-family:Vazirmatn,system-ui,sans-serif;font-size:9px;font-weight:600}
.live-demo .label{fill:#e8f4fa;font-family:Vazirmatn,system-ui,sans-serif;font-size:11px;font-weight:800}
.live-demo .tiny{fill:#c5d9e4;font-family:Vazirmatn,system-ui,sans-serif;font-size:9.5px;font-weight:600}
.live-demo .dock-lbl{fill:#cfe0e9;font-family:Vazirmatn,system-ui,sans-serif;font-size:8.5px;font-weight:700}
.live-demo text{direction:rtl;unicode-bidi:plaintext;dominant-baseline:middle}
.live-class-showcase .visual-panel{max-width:920px;margin:0 auto}
@keyframes live-teacher-fade{0%,18%{opacity:1;transform:translateY(0) scale(1)}38%,72%{opacity:0;transform:translateY(18px) scale(.9)}88%,100%{opacity:1;transform:translateY(0) scale(1)}}
@keyframes live-teacher-blur{0%,18%{filter:blur(0)}38%,72%{filter:blur(4px)}88%,100%{filter:blur(0)}}
@keyframes live-chat-glow{0%,18%{stroke:rgba(255,255,255,.08)}38%,72%{stroke:rgba(98,213,174,.55)}88%,100%{stroke:rgba(255,255,255,.08)}}
@keyframes live-msg{0%,22%{opacity:.28}38%,72%{opacity:1}88%,100%{opacity:.28}}
@keyframes live-chip{0%,12%{opacity:1;transform:translateY(0)}32%,78%{opacity:0;transform:translateY(10px)}92%,100%{opacity:1;transform:translateY(0)}}
@keyframes live-dock-pulse{0%,22%{fill:#1a3144}38%,72%{fill:#0e9d75}88%,100%{fill:#1a3144}}
.plans-hero-note{font-size:.78rem;color:#9eb5c4;margin-top:14px;line-height:1.7}
.plan .price-user-def{
  font-size:.72rem;line-height:1.65;color:#3d5568;font-weight:600;margin:0 0 10px;padding:10px 12px;
  background:#f0f7f4;border-radius:12px;border:1px solid #d4efe4;
}
.pricing-user-definition{
  max-width:920px;margin:20px auto 0;padding:14px 18px;border-radius:14px;font-size:.8rem;line-height:1.75;
  color:#dce8ef;background:rgba(255,255,255,.06);border:1px solid rgba(98,213,174,.22);text-align:center;
}
.pricing-user-definition strong{color:var(--mint,#62d5ae);font-weight:900}
.plans .pricing-user-definition{color:#c8d8e2}
.etod-pub-phones{display:flex;flex-direction:column;gap:8px;margin-top:12px}
.etod-pub-phone{display:flex;align-items:flex-start;gap:8px;font-size:.82rem;line-height:1.45;font-weight:700;color:var(--navy)}
.etod-pub-phone i{margin-top:4px;color:var(--mint-deep)}
.etod-pub-phone small{display:block;font-weight:600;color:var(--muted);font-size:.72rem}
.footer .etod-pub-phones{margin-top:8px}
.footer .etod-pub-phone{color:inherit}
@keyframes float{50%{transform:translateY(-9px)}}@media(max-width:800px){header{overflow:visible}.nav-links{display:none}.nav-links.mobile-open{display:flex;position:absolute;top:74px;right:0;left:0;z-index:30;padding:12px 18px 16px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:4px}.nav-links.mobile-open a{padding:12px 14px;font-size:.92rem}.mobile-toggle{display:inline-flex;align-items:center;justify-content:center}.nav-links.mobile-open ~ .nav-actions .mobile-toggle .fa-bars{display:none}.nav-links.mobile-open ~ .nav-actions .mobile-toggle .fa-xmark{display:inline-block}.hero-grid,.split,.visual-duo,.feature-visual-grid,.feature-visual-card,.join-paths,.plan-tier-grid,.payment-layout{grid-template-columns:1fr}.payment-flow-card{max-width:360px;margin:0 auto}.feature-visual-card{grid-template-columns:1fr}.hero-image{height:280px}.hero-visual{min-height:280px}.feature-grid{grid-template-columns:repeat(2,1fr)}.plan-grid{grid-template-columns:1fr}.plan.recommended{transform:none}.payment-steps{grid-template-columns:1fr}.footer{flex-direction:column;align-items:flex-start}}@media(max-width:500px){.container{width:min(100% - 28px,1140px)}.brand{font-size:1.02rem;gap:6px}.brand-mark{width:28px;height:28px}.nav{gap:8px}.nav-actions{gap:6px}.login{display:inline-flex;align-items:center;margin-left:0;padding:8px 10px;font-size:.76rem;border:1px solid #cce0e4;border-radius:12px;background:#fff;white-space:nowrap}.nav .button{padding:10px 12px;font-size:.75rem;white-space:nowrap}.hero{padding:60px 0}.feature-grid{grid-template-columns:1fr}.section{padding:65px 0}.cta-box{padding:35px 19px}}