/* V1-LEARN-007: approved Focus variant 1, adapted to production data and controls. */
html:has(body.focus-session){height:100dvh;overflow:hidden;font-size:max(16px,1rem)}
body.focus-session{position:fixed;inset:0;width:100%;height:100dvh;background:var(--bg);overflow:hidden}
body.focus-session .shell{width:100%;max-width:none;height:100dvh;min-height:0;margin:0;padding:0;overflow:hidden}
body.focus-session .shell>.header,body.focus-session #rankbar,body.focus-session .sidebar,body.focus-session .shell>footer{display:none}
body.focus-session .layout{display:block;max-width:none;margin:0}
body.focus-session #main{width:100%;max-width:none;min-width:0;padding:0}
.focus-practice{--focus-inline-gutter:max(16px,env(safe-area-inset-left,0px),env(safe-area-inset-right,0px));display:flex;flex-direction:column;width:100%;height:100dvh;min-height:0;overflow:hidden;background:var(--bg);color:var(--ink)}
.focus-header{position:relative;z-index:2;display:grid;grid-template-columns:48px minmax(0,610px) 48px;justify-content:center;align-items:center;gap:12px;padding:max(12px,env(safe-area-inset-top)) var(--focus-inline-gutter) 12px;background:color-mix(in srgb,var(--bg) 94%,white);border-bottom:1px solid var(--line)}
.focus-icon{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;border:1px solid transparent;border-radius:12px;background:transparent;color:var(--ink);font:700 22px/1 Arial,sans-serif}
.focus-icon:hover{background:var(--card);border-color:var(--line)}
.focus-progress{min-width:0;text-align:center}
.focus-progress-row{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:5px;color:var(--muted);font-size:.875rem;font-weight:650;line-height:1.25}
.focus-progress progress{height:7px;margin:0;accent-color:var(--blue)}
.focus-workspace{display:flex;flex:1 1 auto;justify-content:center;width:100%;min-height:0;padding:clamp(20px,5vh,54px) var(--focus-inline-gutter) 28px;overflow-y:auto;overscroll-behavior:contain;box-sizing:border-box}
.focus-card{align-self:flex-start;width:min(100%,610px);min-width:0;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:clamp(20px,4vw,34px);box-shadow:0 12px 35px rgba(32,52,62,.07);box-sizing:border-box}
.focus-card .focus-context{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 22px;color:var(--muted);font-size:.875rem}
.focus-card .qtitle{margin:8px 0 18px;font-size:clamp(1.5rem,4.8vw,2rem);line-height:1.25;letter-spacing:-.025em}
.focus-card .label{margin:0;color:var(--muted);font-size:.9375rem;line-height:1.5}
.focus-card .grading-boundary{margin:14px 0 20px}
.focus-card .answers{display:grid;grid-template-columns:1fr;gap:10px}
.focus-card .answers:has(>.corpus-tts){grid-template-columns:minmax(0,1fr) 44px;align-items:center}
.focus-card .answers:has(>.corpus-tts)>.answer{grid-column:1}
.focus-card .answers:has(>.corpus-tts)>.answer:not(:has(+.corpus-tts)){grid-column:1/-1}
.focus-card .answers:has(>.corpus-tts)>.corpus-tts{grid-column:2;align-self:center;margin:0}
.focus-card .answer{position:relative;display:flex;align-items:center;gap:12px;width:100%;min-height:58px;padding:12px 16px;text-align:left}
.focus-card .answer .number{font-size:.875rem}
.focus-card .answer .value{font-size:1.25rem}
.focus-card .answer.long .value{font-size:1.0625rem}
.focus-card :is(small,.badge,.save,.keyboard summary){font-size:.875rem}
.focus-card .hintbox small{font-size:.875rem}
.focus-card .answer[aria-pressed="true"]{border-color:var(--blue);background:var(--pale);box-shadow:0 0 0 2px color-mix(in srgb,var(--blue) 20%,transparent)}
.focus-card .answer-audio-row{display:grid;grid-template-columns:minmax(0,1fr) 44px;gap:8px;align-items:center;min-width:0;padding:0 10px 0 0;border:var(--outline);border-radius:10px;background:var(--white);box-shadow:2px 2px 0 #d8d2bf;box-sizing:border-box}
.focus-card .answer-audio-row>.answer{min-width:0;border:0;border-radius:9px;background:transparent;box-shadow:none;transform:none}
.focus-card .answer-audio-row>.answer:hover:not(:disabled){background:transparent;box-shadow:none;transform:none}
.focus-card .answer-audio-row:has(>.answer:hover:not(:disabled)){background:var(--sun-soft)}
.focus-card .answer-audio-row:has(>.answer[aria-pressed="true"]){border-color:var(--blue);background:var(--pale);box-shadow:0 0 0 2px color-mix(in srgb,var(--blue) 20%,transparent)}
.focus-card .answer-audio-row:has(>.answer.good){background:var(--leaf);box-shadow:2px 2px 0 var(--leaf-strong)}
.focus-card .answer-audio-row:has(>.answer.bad){background:var(--pink-soft);box-shadow:2px 2px 0 var(--pink)}
.focus-card .answer-audio-row:has(>.answer.muted){background:#f2f0e6;box-shadow:none}
.focus-card .answer-audio-row>.corpus-tts{margin:0;align-self:center}
.focus-card .answer.good::after,.focus-card .answer.bad::after{content:none}
.focus-card .answer:is(.good,.bad) .number{font-size:1.125rem}
.focus-card .type-row{display:grid;grid-template-columns:1fr;gap:10px}
.focus-card .answer-input{width:100%;min-width:0;min-height:52px;box-sizing:border-box;font-size:1.125rem}
.focus-card .token-area{background:white}
.focus-support{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.focus-support .textbtn{min-height:44px}
.focus-practice :is(.primary,.secondary,.textbtn),.focus-dialog :is(button,input,select,textarea){font-size:1rem}
.focus-dock{flex:0 0 auto;width:100%;max-height:65dvh;overflow-y:auto;overscroll-behavior:contain;padding:14px var(--focus-inline-gutter) max(14px,env(safe-area-inset-bottom));background:var(--card);border-top:1px solid var(--line);box-shadow:0 -10px 30px rgba(32,52,62,.07);box-sizing:border-box}
.focus-dock-inner{display:flex;flex-wrap:wrap;align-items:center;gap:18px;width:min(100%,610px);margin:0 auto}
.focus-dock-copy{flex:1 1 240px;min-width:0;max-width:100%}
.focus-dock-copy h3{margin:0 0 3px;font-size:1.125rem;line-height:1.3}
.focus-dock-copy p{margin:0;color:var(--muted);font-size:.875rem;line-height:1.45}
.focus-dock-copy .solution{margin-top:4px;color:var(--ink);font-size:1rem;font-weight:650;overflow-wrap:anywhere}
.focus-dock-copy .solution:empty{display:none}
.focus-dock.correct{background:color-mix(in srgb,var(--green) 12%,var(--card));border-top-color:color-mix(in srgb,var(--green) 35%,var(--line))}
.focus-dock.wrong{background:color-mix(in srgb,var(--pink) 10%,var(--card));border-top-color:color-mix(in srgb,var(--pink) 35%,var(--line))}
.focus-dock .primary{min-width:148px;min-height:48px;margin:0}
.focus-dock .focus-dock-actions{display:flex;flex:0 1 auto;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap;max-width:100%}
.focus-dock .textbtn{min-height:44px}
.focus-save{margin:5px 0 0;color:var(--muted);font-size:.875rem;line-height:1.35}
.focus-save.error{color:var(--red)}
.focus-summary .focus-workspace{align-items:flex-start}
.focus-summary-card{width:min(100%,680px)}
.focus-summary-card .summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.focus-summary-card .summary-grid span{min-width:0;font-size:.875rem;overflow-wrap:anywhere}
.focus-summary-card .summaryscore small{font-size:1.375rem}
.focus-summary-card .actions>*{min-width:0;max-width:100%;overflow-wrap:anywhere}
.focus-summary-card .actions{margin-top:24px}
.focus-dialog{padding:30px 26px 24px}
.focus-dialog .welcome-close{width:44px;height:44px;font-size:1.75rem}
.focus-dialog h2{margin:6px 40px 8px 0;font-size:1.75rem}
.focus-dialog-list{display:grid;gap:8px;margin:20px 0}
.focus-dialog-list button{width:100%;min-height:48px;text-align:left}
.focus-dialog-note{padding:12px 14px;border-radius:10px;background:var(--pale);color:var(--muted);font-size:.875rem;line-height:1.5}
.focus-dialog :is(.report-disclosure,.score-note,.checkline){font-size:.875rem}
body.focus-session .analytics-privacy-button{display:none!important}
@media(max-width:650px){
 .focus-practice{--focus-inline-gutter:max(8px,env(safe-area-inset-left,0px),env(safe-area-inset-right,0px))}
 .focus-header{grid-template-columns:44px minmax(0,1fr) 44px;gap:8px}
 .focus-workspace{padding-top:22px;padding-bottom:18px}
 .focus-card{border-radius:16px;padding:20px 16px;box-shadow:none}
 .focus-dock-inner{flex-direction:column;align-items:stretch;gap:10px}
 .focus-dock-copy{flex-basis:auto}
 .focus-dock .focus-dock-actions{justify-content:stretch}
 .focus-dock .primary{width:100%}
 .focus-dock .textbtn{flex:1}
 .focus-summary-card .summary-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:430px){
 .focus-practice{overflow-y:auto;overscroll-behavior:contain}
 .focus-header{position:sticky;top:0;flex:0 0 auto}
 .focus-workspace{flex:0 0 auto;min-height:auto;padding-bottom:12px;overflow:visible}
 .focus-dock{width:auto;margin:0 var(--focus-inline-gutter) max(14px,env(safe-area-inset-bottom));padding:16px;border:1px solid var(--line);border-radius:16px;box-shadow:none}
}
@media(max-width:380px){
 .focus-progress-row{font-size:.875rem}
 .focus-card .qtitle{font-size:1.45rem}
 .focus-summary-card .summary-grid{grid-template-columns:1fr}
}
@media(min-width:768px){.focus-card .answers{grid-template-columns:1fr 1fr}}
@media(prefers-reduced-motion:reduce){.focus-practice *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* V1-LEARN-010: approved response hierarchy within the existing Focus shell. */
.response-010 .focus-workspace{padding-top:clamp(16px,3vh,28px)}
.response-010 .focus-card{padding:clamp(18px,2.4vw,28px)}
.response-010 .focus-card .focus-context{margin-bottom:12px}
.response-010 .focus-card .label{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.response-010 .focus-card .qtitle{margin:0 0 10px;font-size:clamp(1.45rem,3vw,1.75rem);line-height:1.25}
.response-010 .onboarding-context{margin:8px 0 12px;padding:10px 12px;font-size:.875rem;line-height:1.4}
.response-010-bubble{margin:12px 0 16px;padding:16px;border:1px solid #c7dce3;border-radius:15px;background:#eaf4f7}
.response-010-bubble small{display:block;margin-bottom:8px;color:var(--blue);font-weight:700}
.response-010-bubble-row{display:flex;align-items:center;gap:12px;min-width:0}
.response-010-bubble .greek-prompt{flex:1;min-width:0;margin:0;font-size:clamp(1.4rem,3.2vw,2rem);line-height:1.3;overflow-wrap:anywhere}
.response-010-bubble .audio-control{flex:0 0 auto;margin:0}
.response-010 .focus-card .legend{margin:10px 0;color:var(--muted)}
.response-010 .focus-card .token-area{min-height:68px;padding:10px;border:1px dashed #aabdc0;border-radius:12px}
.response-010 .focus-card .token-area+.token-area{margin-top:10px;border-style:solid;background:transparent}
.response-010-support{display:flex;flex-wrap:wrap;gap:8px 14px;margin-top:18px;padding-top:12px;border-top:1px solid var(--line)}
.response-010-support .textbtn{min-height:44px}
.response-010-speaking{margin:12px 0;padding:14px;border:1px solid #c7dce3;border-radius:12px;background:#eaf4f7;line-height:1.5}
.response-010-speaking p{margin:8px 0;overflow-wrap:anywhere}
.response-010-speaking p[lang=el]{font-size:1.2rem}
.response-010 .focus-dock .primary{background:var(--sun);border-color:var(--ink);color:var(--ink)}
@media(max-width:430px){.response-010 .focus-card{padding:18px}.response-010 .focus-card .qtitle{font-size:1.5rem}.response-010-bubble{padding:14px}.response-010-bubble .greek-prompt{font-size:1.45rem}.response-010-support{gap:2px 8px}}