/* TalkOn 2.43 — Mobile hardening: Student Core, Admin and public site */
html{max-width:100%;overflow-x:hidden}
body{max-width:100%;overflow-x:hidden}
.talkon-mobile-backdrop{position:fixed;inset:0;z-index:900;background:rgba(2,8,17,.64);backdrop-filter:blur(4px);opacity:0;pointer-events:none;transition:opacity .18s ease}
.talkon-mobile-backdrop.is-visible{opacity:1;pointer-events:auto}
body.talkon-mobile-nav-open{overflow:hidden}

@media(max-width:780px){
  .appv3-sidebar,.ta-sidebar{touch-action:pan-y}
  .appv3-sidebar{z-index:910!important;pointer-events:auto!important}
  body.talkon-mobile-nav-open .appv3-sidebar{z-index:910!important;visibility:visible!important;opacity:1!important;pointer-events:auto!important}
  .appv3-sidebar{
    width:min(86vw,300px)!important;
    height:100dvh!important;
    max-height:100dvh!important;
    overflow-y:auto!important;
    overflow-x:hidden!important;
    overscroll-behavior:contain;
    -webkit-overflow-scrolling:touch;
    padding-top:calc(16px + env(safe-area-inset-top))!important;
    padding-bottom:calc(24px + env(safe-area-inset-bottom))!important;
    box-shadow:28px 0 70px rgba(0,0,0,.4);
  }
  .appv3-sidebar .appx-brand{
    position:sticky;top:calc(-16px - env(safe-area-inset-top));z-index:2;
    margin:calc(-16px - env(safe-area-inset-top)) -4px 8px;
    padding:calc(16px + env(safe-area-inset-top)) 12px 14px!important;
    background:rgba(8,17,32,.97);
    border-bottom:1px solid rgba(255,255,255,.06);
  }
  .appv3-sidebar .appx-nav{gap:4px!important}
  .appv3-sidebar .appx-nav-item{min-height:46px!important;border-radius:11px}
  .appv3-sidebar .appx-sidebar-bottom{margin-top:14px!important;padding-top:12px;border-top:1px solid rgba(255,255,255,.06)}
  .appv3-release-card{display:none}
  .appv3-ecosystem-links{padding-bottom:8px}
  .appv3-topbar{
    min-height:64px;height:auto!important;
    padding:calc(7px + env(safe-area-inset-top)) 12px 7px!important;
    gap:9px!important;
  }
  .appv3-menu{width:42px;height:42px;border:1px solid rgba(255,255,255,.08)!important;border-radius:11px!important;background:rgba(255,255,255,.025)!important;flex:0 0 42px}
  .appx-top-actions{gap:6px!important;margin-left:auto;min-width:0}
  .talkon-admin-top,.appv3-account{width:40px!important;height:40px!important;min-width:40px;padding:0!important;justify-content:center}
  .appx-avatar{width:32px!important;height:32px!important}
  .appv3-main{
    padding:20px 12px calc(58px + env(safe-area-inset-bottom))!important;
  }
  .appv3-view,.appv3-view>*{min-width:0}
  .appv3-intro,.appv3-section-head{gap:12px!important;margin-bottom:18px}
  .appv3-intro h1,.appv3-section-head h1{font-size:clamp(30px,10vw,40px)!important;line-height:1!important;overflow-wrap:anywhere}
  .appv3-intro p,.appv3-section-head p{font-size:12px!important}
  .appv3-section-head>.appv3-back{width:100%;min-height:44px}
  .appv3-intro-actions{width:100%;flex-wrap:wrap}
  .appv3-chip{min-height:40px}
  .appv3-conversation-card,.appv3-voice-card,.appv3-lab-main,.appv3-feedback-card,.appv3-lab-side,.appv3-route-card,.appv3-memory-panel{border-radius:17px!important}
  .appv3-dialog{
    width:min(100% - 18px,560px)!important;
    max-height:calc(100dvh - 18px);
    overflow-y:auto;
    overscroll-behavior:contain;
    border-radius:18px!important;
  }
  dialog{max-width:calc(100vw - 18px)}
  .lp-hero{padding:16px!important;border-radius:17px!important}
  .lp-hero h1{font-size:clamp(27px,9vw,36px)!important}
  .lp-shell{gap:12px!important}
  .lp-title,.lp-rule,.lp-course-note{padding:13px!important;border-radius:14px!important}
  .lp-study-workspace{padding:14px!important;border-radius:16px!important}
  .lp-study-stage{min-width:0;overflow-wrap:anywhere}
  .lp-rich-unit{padding:12px!important;gap:10px!important;border-radius:14px!important}
  .lp-rich-unit h3{font-size:17px!important}
  .lp-rich-unit p{font-size:11px!important}
  .lp-phase-nav{gap:6px!important}
  .lp-phase-nav button{min-height:42px;padding:8px!important}
  .lp-writing-box{min-height:180px!important}
  .lp-vocab-grid,.lp-dialogue,.lp-chunk-list{min-width:0}
  .tal-matrix-wrap{max-width:calc(100vw - 24px);-webkit-overflow-scrolling:touch;overscroll-behavior-inline:contain}
  .tal-command,.tal-section,.tal-toolbar{min-width:0}
  .tr-list{max-height:none!important;overflow:visible!important;padding-right:0!important}
  .tr-reader{max-width:100%;overflow-x:hidden}
  .tr-story p{font-size:15px!important;line-height:1.75!important}
  .tr-card{min-width:0}
  .tr-card p{font-size:10px!important}
  .aw-student-layout,.aw-teacher-grid,.aw-grade-columns{min-width:0}
  textarea,input,select{font-size:16px}
}

@media(max-width:520px){
  .appv3-main{padding-left:10px!important;padding-right:10px!important}
  .appv3-intro h1,.appv3-section-head h1{font-size:34px!important}
  .appv3-section-head .appv3-score-orb{align-self:flex-start!important;margin-top:0!important}
  .appv3-plan-step{padding:11px!important;gap:9px!important}
  .appv3-plan-step>span{width:36px!important;height:36px!important}
  .appv3-conversation-card,.appv3-voice-card,.appv3-lab-main,.appv3-feedback-card,.appv3-lab-side{padding:15px!important}
  .appv3-voice-card h2,.appv3-lab-main h2{font-size:28px!important}
  .appv3-mic{width:104px!important;height:104px!important}
  .lp-levels>div[data-course-levels]{grid-template-columns:1fr!important}
  .lp-level{grid-template-columns:38px minmax(0,1fr)!important}
  .lp-phase-nav{grid-template-columns:1fr 1fr!important}
  .lp-unit-depth{grid-template-columns:1fr!important}
  .lp-rich-unit{grid-template-columns:38px minmax(0,1fr)!important}
  .lp-rich-unit>button{grid-column:1/-1;width:100%}
  .tal-levels,.tr-levels{grid-template-columns:1fr 1fr!important}
  .tal-card,.tr-card{grid-template-columns:38px minmax(0,1fr)!important;gap:9px!important;padding:11px!important}
  .tal-card a,.tr-card>b{grid-column:1/-1!important;width:100%;text-align:center}
  .tr-hero{padding:14px!important;border-radius:16px!important}
  .tr-hero h2{font-size:24px!important}
  .tr-reader{padding:14px!important;border-radius:15px!important}
}

@media(max-width:900px){
  .ta-sidebar{
    z-index:910!important;
    pointer-events:auto!important;
    width:min(86vw,300px)!important;
    height:100dvh!important;max-height:100dvh!important;
    overflow-y:auto!important;overflow-x:hidden!important;
    overscroll-behavior:contain;-webkit-overflow-scrolling:touch;
    padding-top:calc(16px + env(safe-area-inset-top))!important;
    padding-bottom:calc(24px + env(safe-area-inset-bottom))!important;
    box-shadow:28px 0 70px rgba(0,0,0,.4);
  }
  .ta-brand{position:sticky;top:calc(-16px - env(safe-area-inset-top));z-index:2;margin:calc(-16px - env(safe-area-inset-top)) 0 8px;padding-top:calc(12px + env(safe-area-inset-top));background:#fff}
  .ta-topbar{
    min-height:64px;height:auto!important;
    padding:calc(7px + env(safe-area-inset-top)) 12px 7px!important;
    gap:9px!important;
  }
  .ta-menu{width:42px;height:42px;display:grid!important;place-items:center;border:1px solid rgba(255,255,255,.08)!important;border-radius:11px!important;background:rgba(255,255,255,.025)!important;flex:0 0 42px}
  .ta-topbar>div:first-of-type{min-width:0}
  .ta-topbar strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:50vw}
  .ta-view{padding:18px 12px calc(64px + env(safe-area-inset-bottom))!important}
  .ta-view,.ta-view>*{min-width:0}
  .ta-hero{padding:18px!important;border-radius:18px!important}
  .ta-hero h1{font-size:clamp(30px,10vw,40px)!important}
  .ta-section-head{gap:10px}
  .ta-section-head>*{min-width:0}
  .ta-data-table{max-width:calc(100vw - 24px);-webkit-overflow-scrolling:touch;overscroll-behavior-inline:contain}
  .ta-dialog{
    width:min(100% - 14px,760px)!important;
    max-height:calc(100dvh - 14px);
    overflow-y:auto;
    overscroll-behavior:contain;
  }
  .taa-unit-list{max-height:none!important;overflow:visible!important;padding-right:0!important}
  .taa-unit-detail{max-height:none!important;overflow:visible!important}
  .taa-course-layout{gap:14px!important}
  .taa-detail-head a{white-space:normal!important;text-align:center;min-height:42px;display:grid;place-items:center}
  .taa-toolbar a{min-height:42px}
}

@media(max-width:600px){
  .ta-top-actions{display:none!important}
  .ta-hero h1{font-size:34px!important}
  .ta-hero,.ta-card,.ta-ecosystem article,.ta-form-grid article,.ta-billing-grid article,.ta-report-grid article,.ta-org-grid article{padding:15px!important}
  .ta-metrics{gap:7px!important}
  .ta-metrics article{padding:12px!important}
  .ta-section-head a,.ta-section-head button{width:100%;min-height:42px;justify-content:center}
  .taa-summary-grid,.taa-level-tabs{grid-template-columns:1fr 1fr!important}
  .taa-command{gap:8px!important}
  .taa-target{padding:12px!important;gap:9px!important}
  .taa-unit-card{padding:11px!important;gap:9px!important}
  .taa-detail-head h2{font-size:21px!important}
  .ta-dialog-card{padding:18px!important}
}

@media(max-width:430px){
  .taa-summary-grid,.taa-level-tabs{grid-template-columns:1fr!important}
  .taa-unit-card{grid-template-columns:38px minmax(0,1fr)!important}
  .taa-unit-card>b{grid-column:1/-1!important;text-align:center;padding:7px;border:1px solid rgba(44,230,214,.12);border-radius:8px}
  .ta-row{min-width:640px!important}
}

/* Public/mobile marketing surface */
@media(max-width:720px){
  .site-header{padding-top:env(safe-area-inset-top)}
  .mobile-menu{max-height:calc(100dvh - 68px - env(safe-area-inset-top));overflow-y:auto;overscroll-behavior:contain}
  .hero{padding-left:0;padding-right:0}
  .hero h1{font-size:clamp(42px,12vw,58px)!important}
  .hero-subtitle{font-size:15px!important}
  .trust-row{display:grid!important;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px!important}
  .trust-row div{min-width:0}
  .product-stage,.product-window{max-width:100%}
  .section-heading h2,.scenario-copy h2,.final-cta h2{font-size:clamp(34px,10vw,43px)!important}
}
@media(max-width:420px){
  .container{width:calc(100% - 22px)!important}
  .nav{gap:7px}
  .button-small{padding-inline:10px!important;font-size:12px}
  .hero h1{font-size:42px!important}
  .trust-row{grid-template-columns:1fr!important}
  .trust-row div{padding:8px 0}
  .final-cta{width:calc(100% - 22px)!important}
}
/* TalkOn 2.43.1 — persistent mobile docks */
.talkon-mobile-dock{display:none}
@media(max-width:780px){
 .talkon-mobile-dock{
  position:fixed;left:8px;right:8px;bottom:max(8px,env(safe-area-inset-bottom));
  z-index:70;display:grid;gap:4px;padding:6px;
  border:1px solid rgba(255,255,255,.08);border-radius:18px;
  background:rgba(7,16,30,.95);box-shadow:0 18px 55px rgba(0,0,0,.42);
  backdrop-filter:blur(16px)
 }
 .talkon-mobile-dock-student{grid-template-columns:repeat(5,1fr)}
 .talkon-mobile-dock-admin{grid-template-columns:repeat(4,1fr)}
 .talkon-mobile-dock button{
  min-width:0;min-height:52px;border:0;border-radius:12px;background:transparent;color:#98a6bd;
  display:grid;place-items:center;align-content:center;gap:3px;padding:4px 2px;font:inherit
 }
 .talkon-mobile-dock button:active,.talkon-mobile-dock button:focus-visible{background:rgba(44,230,214,.08);color:#dffefa;outline:none}
 .talkon-mobile-dock svg{width:20px;height:20px}
 .talkon-mobile-dock span{font-size:8px;font-weight:800;letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}
 .appv3-main,.ta-view{padding-bottom:calc(88px + env(safe-area-inset-bottom))!important}
}
@media(max-width:360px){
 .talkon-mobile-dock{left:5px;right:5px;padding:4px}
 .talkon-mobile-dock button{min-height:49px}
 .talkon-mobile-dock span{font-size:7px}
}


/* TalkOn 3.20 — mobile menu stacking fix
   The generic .appx-sidebar rule uses z-index:20!important.
   On mobile that placed the dimming layer above the menu itself. */
@media(max-width:780px){
  body.talkon-mobile-nav-open .talkon-mobile-backdrop{z-index:900}
  body.talkon-mobile-nav-open .appv3-sidebar{z-index:910!important}
  body.talkon-mobile-nav-open .talkon-mobile-dock{z-index:70;pointer-events:none}
}
@media(min-width:781px) and (max-width:900px){
  body.talkon-mobile-nav-open .ta-sidebar{z-index:910!important}
}