:root{
  --bg:#eef8fb;
  --panel:#ffffff;
  --panel2:#f4fbfe;
  --text:#152013;
  --muted:#5b7380;
  --line:#d7ecf4;
  --green:#0f6f92;
  --green-2:#1aa0c6;
  --accent:#e8fafd;
  --ocean:#0f6f92;
  --ocean-2:#1aa0c6;
  --ocean-bg:#eaf9fd;
  --ocean-line:#b7e7f1;
  --amber:#0f6f92;
  --amber-bg:#eef9fd;
  --amber-line:#b7e7f1;
  --shadow:0 14px 36px rgba(15,111,146,.10);
  --shadow-soft:0 8px 20px rgba(15,111,146,.08);
  --radius-card:22px;
  --radius-soft:14px;
}
body{font-family:Inter,'Segoe UI',Arial,sans-serif!important;background:var(--bg)!important;color:var(--text)!important}
.phone{background:var(--bg)!important;box-shadow:0 20px 60px rgba(15,111,146,.12)!important}
.header,.hero,.role-card,.cert-card,.vocab-card,.rp-scenario,.cert,.main-option{background-image:none!important}
.header{background:linear-gradient(135deg,#0f6f92 0%,#1aa0c6 54%,#4fc3d9 100%)!important;color:#fff!important;border-bottom:1px solid var(--ocean-line)!important;box-shadow:var(--shadow)!important}
.greeting,.hsub,.sub,.prog-txt,.hero-sub,.header-sector,.vc-pron,.vc-tap,.msg-vi,.mk,.ct1,.ct3,.lockSub,.helper,.meta,.msub,.role-name-vi,.sceneCountText{color:var(--muted)!important;opacity:1!important}
.header .sub,.header .greeting,.header .hsub,.header .prog-txt,.header .title,.header .name,.header .htitle,.header .header-title{color:#fff!important}
.header .sub span,.role-tag,.domain-pill,.hxp,.hero-tag{background:rgba(255,255,255,.18)!important;border:1px solid rgba(255,255,255,.32)!important;color:#fff!important}
.back,.back-btn{background:rgba(255,255,255,.18)!important;border:1px solid rgba(255,255,255,.32)!important;color:#fff!important}
.card,.domain-card,.role-card,.scene-card,.mcard,.cert-card,.scard,.stat-box,.explore-card,.soft-box,.mini,.m,.lock,.rp-chat,.dialogue-header,.search-wrap,.bottom-nav,.stats-bar{background:var(--panel)!important;border:1px solid var(--line)!important;border-radius:var(--radius-card)!important;box-shadow:var(--shadow-soft)!important;color:var(--text)!important}
.search-wrap,.bottom-nav,.stats-bar{border-radius:0!important;box-shadow:none!important}
.domain-card.selected,.role-card.selected,.mcard.selected{border-color:var(--ocean-line)!important;background:#eefbfe!important;box-shadow:0 6px 18px rgba(14,107,143,.12)!important}
.domain-card.testing,.role-card.testing{background:#f3fbfe!important;border-color:#b7e7f1!important}
.domain-card.inactive,.role-card.inactive{background:#f4f5f7!important;opacity:.58!important;box-shadow:none!important}
.badge,.chip,.sc,.vc-pos{background:var(--panel2)!important;border:1px solid var(--line)!important;color:var(--muted)!important}
.badge-open,.chip-blue,.sc-b,.chip.ocean,.check-circle,.active{background:var(--ocean-bg)!important;border-color:var(--ocean-line)!important;color:var(--ocean)!important}
.badge-test,.chip-soon{background:var(--amber-bg)!important;border-color:var(--amber-line)!important;color:var(--amber)!important}
.chip-green,.sc-g{background:var(--accent)!important;border-color:var(--ocean-line)!important;color:var(--ocean)!important}
.badge-off,.chip-off,.sc-grey,.lock{background:#f1f8fb!important;color:#6c8692!important;border-color:var(--line)!important}
.hero,.role-card,.vocab-card,.rp-scenario,.cert-card,.cert{background:linear-gradient(135deg,#0f6f92 0%,#1aa0c6 54%,#4fc3d9 100%)!important;color:#fff!important}
.role-card .role-name,.role-card .role-vi,.cert-card .cert-title,.cert-card .cert-sub,.vocab-card .vc-word,.vocab-card .vc-def,.rp-scenario .rp-title,.rp-scenario .rp-hint,.header .name,.header .title,.header .htitle,.header .header-title{color:#fff!important}
.main-option{background:linear-gradient(180deg,#f7fdff 0%, #eaf9fd 100%)!important;border-color:var(--ocean-line)!important}
.pb,.prog-bar,.cert-prog,.prog,.track{background:#dceff5!important;border-radius:999px!important}
.pf,.prog-fill,.fill{background:linear-gradient(90deg,#0f6f92,#1aa0c6)!important}
.done,.msg.staff,.rp-bubble.user,.bnc-wrap,.btn.primary,.btn-start,.cert-btn,.ctn,.dc-next,.rp-send{background:linear-gradient(135deg,#0f6f92 0%,#1aa0c6 54%,#4fc3d9 100%)!important;color:#fff!important;border:none!important;box-shadow:0 8px 18px rgba(15,111,146,.16)!important}
.btn.secondary,.dc-replay,.vn-btn,.va-btn,.rp-input,.search-wrap input,.mtab,.btn.soft{background:var(--panel2)!important;color:var(--text)!important;border:1px solid var(--line)!important;box-shadow:none!important}
.mtab.on{color:var(--ocean)!important;border-color:var(--ocean-line)!important;background:#eefbfe!important}
.note,.helper{background:#eef9fd!important;border:1px solid var(--ocean-line)!important;color:var(--ocean)!important;border-radius:var(--radius-soft)!important}
.stat-num,.scard-num,.scene-pct,.mxp,.role,.explore-title,.main-option-title{background:none!important;-webkit-text-fill-color:initial!important;color:var(--ocean)!important}
.domain-name,.explore-title,.scene-title,.mtitle,.mini-title,.title,.ct2,.name,.lockTitle,.mv,.htitle{color:var(--text)!important}
.bnav{background:var(--panel)!important;border-top:1px solid var(--line)!important}.bni-icon,.bni-label{color:#96a194!important}.bni.on .bni-icon,.bni.on .bni-label{color:var(--ocean)!important}


/* typography/hierarchy pass */
.header .title,.header .name,.header .htitle,.hero-title,.ct2,.main-option-title{font-weight:800!important;letter-spacing:-.02em!important}
.header .title,.header .name,.header .htitle{font-size:24px!important;line-height:1.14!important}
.hero-title,.ct2{font-size:24px!important;line-height:1.15!important}
.domain-name,.scene-title,.mtitle,.lockTitle,.name,.role-name-en{font-size:18px!important;font-weight:800!important;line-height:1.28!important}
.role-name-vi,.mini-copy,.main-copy,.msg-text,.vc-def,.rp-hint,.lockSub{font-size:14px!important;line-height:1.62!important}
.section-label,.header-badge,.hero-tag,.domain-pill,.badge,.chip,.vc-pos,.msg-role,.rp-role{font-size:11px!important;font-weight:800!important;letter-spacing:.06em!important;text-transform:uppercase!important}
.meta,.msub,.prog-txt,.scene-sub,.mk,.ct3,.vc-pron,.vc-tap{font-size:12px!important;line-height:1.5!important}
.btn,.btn-start,.cert-btn,.ctn,.dc-next,.dc-replay,.vn-btn,.va-btn,.mtab{font-size:14px!important;font-weight:800!important;letter-spacing:-.01em!important}
.mcard,.scene-card,.role-card,.domain-card,.cert-card,.soft-box,.mini,.main-option{padding:18px!important}
.actions .btn+.btn,.chips .chip{margin-top:0!important}


/* unified UX shell + raised bottom nav 2026-06-30 */
html,body{height:100%!important;overflow:hidden!important}
body{min-height:100vh!important}
.phone,.screen,.app-shell,.shell{height:min(812px,100vh - 24px)!important;min-height:min(812px,100vh - 24px)!important;max-height:min(812px,100vh - 24px)!important;padding-bottom:88px!important;position:relative!important;overflow:hidden!important}
.phone>div:not(.bnav):not(script),.screen>div:not(.bnav):not(script),.app-shell>div:not(.bnav):not(script),.shell>div:not(.bnav):not(script){flex-shrink:0!important}
.wrap,.page-body,.content,.main,.screen-body{overflow-y:auto!important;-webkit-overflow-scrolling:touch!important}
.bnav{position:absolute!important;left:10px!important;right:10px!important;bottom:16px!important;background:rgba(255,255,255,.82)!important;border:1px solid rgba(215,229,209,.9)!important;display:flex!important;padding:5px 0 calc(7px + env(safe-area-inset-bottom))!important;backdrop-filter:blur(18px)!important;-webkit-backdrop-filter:blur(18px)!important;box-shadow:0 10px 28px rgba(18,34,12,.09)!important;border-radius:18px!important;z-index:40!important}
.bni{gap:1px!important;padding:2px 0!important}.bni-icon{font-size:19px!important;line-height:1!important}.bni-label{font-size:9px!important;font-weight:800!important;opacity:.78!important;letter-spacing:.01em!important}
.bnc{top:-11px!important}.bnc-wrap{width:42px!important;height:42px!important;font-size:19px!important;box-shadow:0 8px 20px rgba(15,111,146,.16)!important}


/* slim top hero/header pass 2026-06-27 */
.header,.topbar,.hero,.page-hero,.screen-hero{padding:12px 16px!important;min-height:auto!important}
.header .title,.header .name,.header .htitle,.hero-title,.ct2{font-size:22px!important;line-height:1.12!important}
.header .meta,.header .sub,.header .msub,.scene-sub,.mk,.ct3,.prog-txt{font-size:11px!important;line-height:1.45!important;opacity:.78!important}
.header-badge,.hero-tag,.domain-pill,.badge,.chip{font-size:10px!important;padding:4px 8px!important}
.mhead,.screen-head,.top-head{margin-bottom:8px!important}
.mcard.hero-card,.hero-card,.title-card{padding:14px 16px!important}

/* learner dialogue: white text is mandatory on dark staff cards */
.msg.staff .msg-role,.msg.staff .msg-text,.msg.staff .msg-vi,.msg.staff .msg-vi span{color:#fff!important;opacity:1!important}
.msg.staff .msg-vi{color:rgba(255,255,255,.88)!important}
.msg.staff .mini-audio{background:rgba(255,255,255,.94)!important;color:#0f6f92!important;border-color:rgba(255,255,255,.72)!important}

/* Contrast hard-stop: no dark text may survive inside learner blue/dark bubbles. */
.msg.staff,.msg.staff *, .rp-bubble.user,.rp-bubble.user *{color:#fff!important;-webkit-text-fill-color:#fff!important;opacity:1!important}
.msg.staff .mini-audio,.msg.staff .mini-audio *, .rp-bubble.user .mini-audio,.rp-bubble.user .mini-audio *{color:#0f6f92!important;-webkit-text-fill-color:#0f6f92!important}
.msg.staff .mini-audio,.rp-bubble.user .mini-audio{background:#fff!important;border-color:rgba(255,255,255,.78)!important}

/* Global mobile UX rule: no top frame may float over or obscure scroll content. */
.weh-scroll-shell > div[style*=position:sticky],
.weh-scroll-shell .search-wrap,
.search-wrap{position:relative!important;top:auto!important;z-index:1!important;background:transparent!important;backdrop-filter:none!important;-webkit-backdrop-filter:none!important}

/* Global mobile UX rule: the last content must clear the raised bottom nav. */
.weh-scroll-shell,.wrap,.page-body,.content,.main,.screen-body{padding-bottom:calc(172px + env(safe-area-inset-bottom))!important;scroll-padding-bottom:calc(172px + env(safe-area-inset-bottom))!important}

/* Visual clearance pass: lift nav and leave a genuine blank runway after the last card. */
.phone>.bnav,.screen>.bnav,.app-shell>.bnav,.shell>.bnav{bottom:24px!important}
.weh-scroll-shell,.wrap,.page-body,.content,.main,.screen-body{padding-bottom:calc(220px + env(safe-area-inset-bottom))!important;scroll-padding-bottom:calc(220px + env(safe-area-inset-bottom))!important}

/* Ken visual pass: move the floating Bottom Nav down, away from the final card. */
.phone>.bnav,.screen>.bnav,.app-shell>.bnav,.shell>.bnav{bottom:0!important}

/* Ken visual adjustment: restore the floating Bottom Nav and lift it a little higher. */
.phone>.bnav,.screen>.bnav,.app-shell>.bnav,.shell>.bnav{bottom:32px!important}

/* Mobile learner navigation: retain clear word/lesson distinction without five full-width action rows. */
@media (max-width:430px){
  .navrow.navrow-secondary{display:grid!important;grid-template-columns:minmax(0,1fr) minmax(0,1fr)!important;gap:8px!important;padding:10px!important;align-items:stretch!important}
  .navrow.navrow-secondary .small{grid-column:1 / -1!important}
  .navrow.navrow-secondary .ghost{min-width:0!important;min-height:42px!important;margin:0!important;padding:9px 8px!important;flex:none!important;font-size:11px!important;line-height:1.2!important;white-space:normal!important}
  .navrow.navrow-secondary #rpRandomBtn{order:3!important;min-height:38px!important;font-size:10px!important}
  .navrow.navrow-secondary #rpResetBtn{order:4!important;min-height:38px!important;font-size:10px!important}
  .navrow.navrow-secondary #rpTodoBtn{order:5!important;grid-column:1 / -1!important}
}