@font-face{font-family:"IBM Plex Sans";src:url("assets/IBMPlexSans-Variable.woff2") format("woff2");font-style:normal;font-weight:100 700;font-display:swap}

:root{--gold-500:#c8a45a;--gold-300:#e2c77c;--gold-700:#8d6b2e;
  --steel:#2E4A63;--steel-deep:#0d2638;--steel-mid:#15384d;--teal:#149389;--teal-bright:#50D1C5;
  --gold:#C8A45A;--brick:#A8432F;--fog:#F2F4F5;--ink:#1F2933;--white:#fff;
  --success:#68d8ad;--review:#ffc46b;--line:rgba(80,209,197,.56);--line-soft:rgba(242,244,245,.16);
  --shadow:0 24px 60px rgba(2,13,23,.36),0 8px 22px rgba(2,13,23,.24);
  --radius-lg:22px;--radius-md:18px;--radius-sm:16px;
  --font-heading:"IBM Plex Sans","Avenir Next",system-ui,sans-serif;
  --font-body:"IBM Plex Sans","Avenir Next",system-ui,sans-serif;
  --focus:0 0 0 3px var(--teal-bright),0 0 0 6px var(--steel-deep);
}
*{box-sizing:border-box}
html{color-scheme:dark;background:var(--steel-deep);font-size:100%}
body{margin:0;min-width:320px;min-height:100vh;color:var(--fog);font-family:var(--font-body);font-size:1.25rem;line-height:1.5;background:radial-gradient(circle at 50% 14%,rgba(46,74,99,.85),transparent 48%),linear-gradient(155deg,#0a2233 0%,#102d41 55%,#081c2b 100%)}
body::before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(80,209,197,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(80,209,197,.03) 1px,transparent 1px);background-size:38px 38px;mask-image:linear-gradient(to bottom,black,transparent 80%)}
button,select,input{font:inherit}
button,select{min-height:44px}
button{cursor:pointer}
button:focus-visible,select:focus-visible,input:focus-visible,a:focus-visible,[tabindex]:focus-visible{outline:none;box-shadow:var(--focus)}
.skip-link{position:fixed;z-index:50;top:12px;left:12px;padding:12px 18px;border-radius:12px;background:var(--fog);color:var(--ink);transform:translateY(-180%)}
.skip-link:focus{transform:none}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.surface{border:1px solid var(--line-soft);border-radius:var(--radius-lg);background:linear-gradient(145deg,rgba(25,59,80,.96),rgba(12,38,56,.96));box-shadow:var(--shadow)}
.app-shell{position:relative;z-index:1;width:min(1500px,calc(100% - 32px));margin-inline:auto;padding:20px 0 28px;display:grid;gap:18px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 18px}
.brand-chip,.module-chip,.status-chip,.progress-label,.progress-value,.navigation-hint{display:flex;align-items:center;gap:10px;padding:10px 14px;border:1px solid var(--line-soft);border-radius:999px;background:rgba(5,25,39,.55)}
.brand-chip{font-family:var(--font-heading);font-weight:700;letter-spacing:.02em}
.brand-chip svg{width:28px;height:28px;fill:none;stroke:var(--teal-bright);stroke-width:1.8}
.module-chip{gap:12px}.module-chip span{display:grid;place-items:center;min-width:46px;min-height:44px;border-radius:999px;background:var(--teal);font-family:var(--font-heading);font-weight:700}.module-chip strong{font-size:1.1rem}
.status-chip{font-size:1rem;color:#d7f7f2}
.progress-panel{padding:14px 18px;display:grid;gap:12px}
.progress-copy{display:flex;justify-content:space-between;gap:12px}.progress-label,.progress-value{font-size:1rem;padding-block:7px}.progress-value{color:#d6f7f3}
.progress-track{height:8px;border-radius:99px;background:rgba(242,244,245,.15);overflow:hidden}.progress-track span{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--teal),var(--teal-bright),var(--gold));transition:width .3s ease}
.step-nav{list-style:none;margin:0;padding:0;display:flex;gap:8px;justify-content:center;flex-wrap:wrap}.step-nav button{width:44px;height:44px;padding:0;border:1px solid rgba(80,209,197,.3);border-radius:50%;background:#0c2a3e;color:var(--fog);font-weight:750}.step-nav button[aria-current="step"]{background:var(--teal);border-color:var(--teal-bright)}.step-nav button[data-complete="true"]::after{content:"✓";position:absolute;transform:translate(7px,-13px);display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--gold);color:#0b2232;font-size:.75rem}.step-nav button{position:relative}
.learning-stage{display:grid;gap:16px}.title-chip{width:max-content;max-width:calc(100% - 32px);margin-inline:auto;padding:13px 24px;border:1px solid rgba(80,209,197,.7);border-radius:var(--radius-sm);background:linear-gradient(135deg,#0d8f8a,#117c82);box-shadow:0 12px 30px rgba(4,30,42,.3)}
.title-chip .eyebrow{display:block;margin-bottom:2px;font-family:var(--font-heading);font-size:.92rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#d7fffb}.title-chip h1{margin:0;font-family:var(--font-heading);font-size:clamp(2rem,3vw,2.25rem);line-height:1.15;letter-spacing:.02em}
.content-frame{min-height:580px;padding:clamp(16px,2.6vw,32px);border-color:rgba(80,209,197,.5);display:grid;align-content:center}
.topic-layout{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(320px,.65fr);gap:24px;align-items:stretch}.image-card{margin:0;overflow:hidden;border:2px solid rgba(80,209,197,.62);border-radius:var(--radius-lg);background:#081b29;box-shadow:0 16px 32px rgba(0,0,0,.25)}.image-card img{display:block;width:100%;height:100%;min-height:390px;object-fit:cover}.topic-copy,.question-card,.feedback-card,.instruction-card{padding:clamp(20px,2.6vw,32px);border:1px solid var(--line-soft);border-radius:var(--radius-lg);background:linear-gradient(145deg,rgba(242,244,245,.1),rgba(10,38,56,.72))}.topic-copy{display:grid;align-content:center;gap:18px}.topic-copy h2,.feedback-card h2{margin:0;font-family:var(--font-heading);font-size:clamp(1.75rem,2.7vw,2.2rem);line-height:1.2}.topic-copy p,.feedback-card p,.instruction-card p{margin:0;font-size:clamp(1.25rem,1.6vw,1.4rem)}
.principle-chip{display:inline-flex;align-items:center;width:fit-content;max-width:100%;gap:10px;padding:12px 16px;border:1px solid rgba(200,164,90,.7);border-radius:999px;background:rgba(200,164,90,.13);font-weight:750;color:#e2c77c}.principle-chip svg{flex:0 0 25px;width:25px;fill:none;stroke:currentColor;stroke-width:2}
.activity-layout{display:grid;gap:18px}.question-card{display:grid;gap:10px}.question-card .scenario{display:inline-flex;width:fit-content;padding:8px 12px;border:1px solid rgba(80,209,197,.45);border-radius:999px;background:rgba(20,147,137,.15);font-size:1rem;font-weight:750;color:#bdf8f1}.question-card h2{margin:0;font-family:var(--font-heading);font-size:clamp(1.625rem,2.5vw,1.875rem);line-height:1.25}.question-card p{margin:0;font-size:clamp(1.25rem,1.6vw,1.4rem)}
.interaction-card{padding:clamp(18px,2.5vw,28px);border:1px solid var(--line-soft);border-radius:var(--radius-lg);background:rgba(5,25,39,.66)}fieldset{min-width:0;margin:0;padding:0;border:0}legend{width:100%;padding:0;margin:0 0 16px;font-family:var(--font-heading);font-size:clamp(1.625rem,2.5vw,1.875rem);font-weight:700;line-height:1.25}.option-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.option{position:relative;display:flex;align-items:flex-start;gap:14px;min-height:76px;padding:15px 16px;border:1px solid rgba(242,244,245,.2);border-radius:var(--radius-md);background:linear-gradient(145deg,rgba(46,74,99,.68),rgba(17,48,68,.72));cursor:pointer}.option:hover{border-color:var(--teal-bright)}.option input{flex:0 0 26px;width:26px;height:26px;margin:3px 0 0;accent-color:var(--teal-bright)}.option:has(input:checked){border-color:var(--teal-bright);background:linear-gradient(145deg,rgba(20,147,137,.36),rgba(17,48,68,.9))}.option span{font-size:clamp(1.25rem,1.5vw,1.35rem);font-weight:650}
.fill-sentence{margin:0;padding:20px;border:1px solid rgba(200,164,90,.42);border-radius:var(--radius-md);background:rgba(200,164,90,.08);font-size:clamp(1.35rem,2vw,1.6rem);font-weight:650}.fill-sentence label{display:inline-flex;width:auto;vertical-align:middle}.fill-sentence select{display:inline-block;width:auto;min-width:180px;max-width:260px;margin:4px 7px;padding:8px 42px 8px 12px}
select{width:100%;padding:10px 42px 10px 12px;border:1px solid rgba(80,209,197,.62);border-radius:14px;background:#10354b;color:var(--fog);font-weight:650}
.match-layout{display:grid;grid-template-columns:minmax(220px,.55fr) minmax(0,1.45fr);gap:18px}.answer-bank,.match-targets,.classify-list{display:grid;gap:12px}.bank-card,.match-row,.classify-row,.sort-card{border:1px solid rgba(242,244,245,.2);border-radius:var(--radius-md);background:linear-gradient(145deg,rgba(46,74,99,.72),rgba(17,48,68,.76))}.bank-card{padding:13px 15px;font-size:1.15rem;font-weight:700;cursor:grab}.bank-card:active{cursor:grabbing}.match-row{display:grid;grid-template-columns:minmax(150px,.35fr) minmax(0,.65fr);gap:14px;align-items:center;padding:14px}.match-row strong{font-family:var(--font-heading);font-size:1.25rem}.match-row.drag-over{border-color:var(--gold);box-shadow:0 0 0 3px rgba(200,164,90,.2)}
.classify-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(250px,.5fr);gap:16px;align-items:center;padding:14px 16px}.classify-row>span{font-size:1.25rem;font-weight:650}
.sort-list{list-style:none;margin:0;padding:0;display:grid;gap:12px;counter-reset:item}.sort-card{display:grid;grid-template-columns:44px minmax(0,1fr) auto;gap:12px;align-items:center;padding:12px 14px;counter-increment:item;cursor:grab}.sort-card::before{content:counter(item);display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:rgba(20,147,137,.25);border:1px solid var(--teal-bright);font-weight:800}.sort-card.dragging{opacity:.55}.sort-text{font-size:1.25rem;font-weight:650}.move-buttons{display:flex;gap:8px}.move-button{width:48px;height:48px;border:1px solid rgba(80,209,197,.6);border-radius:14px;background:#10354b;color:var(--fog);font-size:1.4rem}.move-button:hover{background:var(--teal)}
.feedback-layout{display:grid;grid-template-columns:180px minmax(0,1fr);gap:24px;align-items:center;max-width:980px;margin:auto}.feedback-symbol{display:grid;place-items:center;width:160px;height:160px;border:2px solid currentColor;border-radius:50%;background:rgba(5,25,39,.58);font-family:var(--font-heading);font-size:4rem;font-weight:800}.feedback-layout.good{color:var(--success)}.feedback-layout.review{color:var(--review)}.feedback-card{display:grid;gap:16px;color:var(--fog)}.feedback-card .result-chip{display:inline-flex;width:fit-content;padding:8px 14px;border:1px solid currentColor;border-radius:999px;color:inherit;background:rgba(5,25,39,.44);font-weight:800}.feedback-card .detail{padding:14px 16px;border-radius:var(--radius-sm);background:rgba(242,244,245,.08);font-size:1.2rem}
.navigation{display:grid;grid-template-columns:auto minmax(240px,1fr) auto;align-items:center;gap:16px;padding:14px 18px}.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-width:150px;padding:12px 18px;border-radius:16px;border:1px solid transparent;font-weight:800}.button-primary{background:linear-gradient(135deg,var(--teal),#0e7777);color:#fff;border-color:var(--teal-bright)}.button-secondary{background:#14374d;color:var(--fog);border-color:rgba(242,244,245,.24)}.button:hover{filter:brightness(1.12)}.button:disabled{opacity:.45;cursor:not-allowed}.navigation-hint{justify-content:center;text-align:center;border-radius:16px;font-size:1rem}
.completion-badge{display:grid;place-items:center;width:112px;height:112px;margin-inline:auto;border:2px solid var(--gold);border-radius:50%;background:rgba(200,164,90,.14);color:#e2c77c;font-size:3.5rem}.completion-card{max-width:840px;margin:auto;text-align:center}.completion-card .topic-copy{justify-items:center}
.answer-review-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;overflow:visible;padding:2px}.answer-review{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:8px;padding:7px 9px;border:2px solid;border-radius:14px;background:#0b2b3e;color:var(--fog);font-size:1rem;line-height:1.16}.answer-review .answer-state{font-weight:800;white-space:nowrap}.answer-review.correct{border-color:var(--success);background:rgba(30,120,88,.22)}.answer-review.correct .answer-state{color:#9af2ca}.answer-review.wrong{border-color:#d36a52;background:rgba(168,67,47,.28)}.answer-review.wrong .answer-state{color:#ffb7a6}.answer-review.missing{border-color:var(--gold);background:rgba(200,164,90,.2)}.answer-review.missing .answer-state{color:#e2c77c}.rationale{border-left:4px solid var(--gold)}
@media(max-width:960px){.topbar{flex-wrap:wrap}.status-chip{flex:1;justify-content:center}.topic-layout{grid-template-columns:1fr}.image-card img{min-height:280px;max-height:520px}.option-list{grid-template-columns:1fr}.match-layout{grid-template-columns:1fr}.feedback-layout{grid-template-columns:1fr;justify-items:center}.navigation{grid-template-columns:1fr 1fr}.navigation-hint{grid-column:1/-1;grid-row:1}.classify-row{grid-template-columns:1fr}}
@media(max-width:600px){body{font-size:1.25rem}.app-shell{width:min(100% - 16px,1500px);padding-top:8px}.topbar,.progress-panel,.navigation{border-radius:18px}.brand-chip,.module-chip,.status-chip{width:100%;justify-content:center}.title-chip{width:100%;max-width:100%;padding:12px 16px}.title-chip h1{font-size:2rem}.content-frame{min-height:0;padding:12px}.topic-copy,.question-card,.interaction-card,.feedback-card{padding:18px}.image-card img{min-height:210px}.match-row{grid-template-columns:1fr}.sort-card{grid-template-columns:44px minmax(0,1fr)}.move-buttons{grid-column:1/-1;justify-content:flex-end}.navigation{grid-template-columns:1fr}.navigation-hint{grid-row:auto;grid-column:auto}.button{width:100%}.progress-copy{flex-direction:column}.progress-label,.progress-value{justify-content:center}.step-nav{gap:6px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* Viewport-fit layer: normal cihazlarda bütün öğrenme sahnesi tek ekranda kalır. */
html,body{height:100%;overflow:hidden}
body{min-height:100svh;min-height:100dvh}
.app-shell{height:100svh;height:100dvh;padding:clamp(7px,1.35vh,14px) 0;gap:clamp(6px,.9vh,10px);grid-template-rows:auto auto minmax(0,1fr) auto;overflow:hidden}
.topbar{min-height:52px;padding:6px 12px}
.brand-chip,.module-chip,.status-chip,.progress-label,.progress-value,.navigation-hint{padding:6px 11px}
.brand-chip{font-size:clamp(1rem,1.5vw,1.2rem)}.brand-chip svg{width:24px;height:24px}.module-chip span{min-width:44px;min-height:44px}.status-chip{font-size:.9rem}
.progress-panel{min-height:54px;padding:5px 12px;display:grid;grid-template-columns:auto minmax(90px,1fr) auto auto;align-items:center;gap:10px}
.progress-copy{display:contents}.progress-label,.progress-value{font-size:.9rem;padding-block:4px}.progress-track{grid-column:2}.progress-panel nav{grid-column:3}.step-nav{flex-wrap:nowrap;gap:5px}.step-nav button{width:44px;height:44px}
.learning-stage{min-height:0;grid-template-rows:auto minmax(0,1fr);gap:clamp(6px,.8vh,10px);overflow:hidden}
.title-chip{padding:6px 17px}.title-chip .eyebrow{font-size:.78rem}.title-chip h1{font-size:clamp(2rem,2.6vw,2.25rem)}
.content-frame{height:100%;min-height:0;padding:clamp(10px,1.5vw,20px);overflow:hidden;align-content:stretch}
.topic-layout,.activity-layout{height:100%;min-height:0}.topic-layout{gap:clamp(10px,1.4vw,18px)}.image-card{min-height:0}.image-card img{min-height:0;height:100%}
.topic-copy,.question-card,.feedback-card,.instruction-card{padding:clamp(13px,1.6vw,22px)}.topic-copy{gap:clamp(8px,1.2vh,14px)}.topic-copy h2,.feedback-card h2{font-size:clamp(1.75rem,2.2vw,2.05rem)}.topic-copy p,.feedback-card p,.instruction-card p{font-size:clamp(1.25rem,1.35vw,1.32rem);line-height:1.38}.principle-chip{padding:8px 12px;font-size:clamp(1.05rem,1.25vw,1.22rem)}
.activity-layout{grid-template-rows:auto minmax(0,1fr);gap:clamp(7px,1vh,11px)}.question-card{gap:5px;padding:clamp(10px,1.35vw,17px)}.question-card .scenario{padding:5px 9px;font-size:.9rem}.question-card h2{font-size:clamp(1.625rem,2vw,1.875rem)}.question-card p{font-size:1.05rem;line-height:1.3}
.interaction-card{min-height:0;padding:clamp(10px,1.35vw,18px);overflow:hidden;display:grid;align-content:center}legend{margin-bottom:clamp(7px,1vh,11px);font-size:clamp(1.625rem,1.9vw,1.8rem)}
.option-list{gap:clamp(7px,.85vw,11px)}.option{min-height:56px;padding:8px 11px;gap:10px}.option span{font-size:clamp(1.25rem,1.3vw,1.32rem);line-height:1.25}.option input{width:24px;height:24px}
.fill-sentence{padding:14px;font-size:clamp(1.3rem,1.7vw,1.5rem)}
.match-layout{gap:10px;height:100%;align-items:center}.answer-bank,.match-targets,.classify-list{gap:7px}.bank-card{padding:7px 10px;font-size:1rem}.match-row,.classify-row{padding:7px 10px;gap:10px}.match-row strong,.classify-row>span,.sort-text{font-size:1.25rem;line-height:1.2}select{padding-block:7px}
.sort-list{gap:6px}.sort-card{padding:4px 8px;gap:8px;min-height:52px}.move-button{width:44px;height:44px}.feedback-layout{height:100%;grid-template-columns:140px minmax(0,1fr);gap:18px}.feedback-symbol{width:126px;height:126px;font-size:3.3rem}.feedback-card{gap:9px}.feedback-card .detail{padding:9px 12px;font-size:1.12rem}
.navigation{min-height:54px;padding:5px 12px;gap:10px}.button{min-width:132px;padding:7px 14px}.navigation-hint{padding-block:5px;font-size:.9rem}
.completion-badge{width:88px;height:88px;font-size:2.7rem}

@media(max-width:1100px){.status-chip{display:none}.topbar{flex-wrap:nowrap}.topic-layout{grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr)}.option-list{grid-template-columns:repeat(2,minmax(0,1fr))}.match-layout{grid-template-columns:minmax(180px,.5fr) minmax(0,1.5fr)}.navigation{grid-template-columns:auto minmax(180px,1fr) auto}.navigation-hint{grid-column:auto;grid-row:auto}.classify-row{grid-template-columns:minmax(0,1fr) minmax(220px,.55fr)}}

@media(max-width:700px){.app-shell{width:calc(100% - 12px);padding-block:5px;gap:5px}.topbar{min-height:50px;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:5px;padding:3px 5px}.brand-chip,.module-chip{width:auto;min-width:0;justify-content:center;padding:3px 6px;font-size:.78rem;line-height:1.1}.brand-chip svg{width:20px;height:20px}.module-chip{gap:5px}.module-chip span{min-width:34px;min-height:34px;font-size:.82rem}.module-chip strong{font-size:.78rem}.progress-panel{min-height:47px;padding:4px 6px;grid-template-columns:auto minmax(50px,1fr) auto;gap:5px}.progress-label,.progress-value{justify-content:center;font-size:.78rem;padding:3px 7px}.progress-track{grid-column:2}.progress-panel nav{display:none}.title-chip{padding:5px 12px}.title-chip .eyebrow{font-size:.72rem}.title-chip h1{font-size:2rem;line-height:1.08}.content-frame{padding:7px;border-radius:18px}.topic-layout{grid-template-columns:1fr;grid-template-rows:minmax(120px,.72fr) minmax(0,1.28fr);gap:7px}.image-card img{min-height:0;max-height:none}.topic-copy,.question-card,.interaction-card,.feedback-card{padding:10px 12px}.topic-copy{gap:7px}.topic-copy h2,.feedback-card h2{font-size:1.75rem}.topic-copy p,.feedback-card p,.instruction-card p{font-size:1.25rem;line-height:1.28}.principle-chip{padding:6px 9px;border-radius:14px;font-size:1rem;line-height:1.2}.principle-chip svg{width:21px;flex-basis:21px}.activity-layout{gap:5px}.question-card .scenario{font-size:.78rem;padding:3px 7px}.question-card h2{font-size:1.625rem;line-height:1.16}.question-card p{display:none}.interaction-card{padding:8px}.option-list{grid-template-columns:1fr;gap:5px}.option{min-height:48px;padding:5px 8px}.option span{font-size:1.25rem;line-height:1.15}legend{font-size:1.625rem;line-height:1.15;margin-bottom:6px}.fill-sentence{padding:9px;font-size:1.25rem;line-height:1.25}.match-layout{grid-template-columns:1fr}.answer-bank{display:none}.match-targets{gap:5px}.match-row{grid-template-columns:minmax(100px,.38fr) minmax(0,.62fr);padding:5px 7px}.match-row strong,.classify-row>span,.sort-text{font-size:1.25rem;line-height:1.12}.classify-list{gap:5px}.classify-row{grid-template-columns:minmax(0,1fr) minmax(170px,.85fr);gap:6px;padding:5px 7px}select{min-height:44px;padding:4px 28px 4px 7px;font-size:1.05rem}.sort-list{gap:4px}.sort-card{grid-template-columns:34px minmax(0,1fr) auto;min-height:48px;padding:2px 5px;gap:5px}.sort-card::before{width:34px;height:34px}.sort-text{font-size:1.1rem}.move-buttons{grid-column:auto;gap:3px}.move-button{width:44px;height:44px}.feedback-layout{grid-template-columns:84px minmax(0,1fr);gap:8px}.feedback-symbol{width:76px;height:76px;font-size:2.2rem}.feedback-card{gap:5px}.feedback-card .detail{font-size:1rem;padding:6px 8px}.navigation{min-height:50px;grid-template-columns:1fr 1fr;padding:4px 5px;gap:5px}.navigation-hint{display:none}.button{width:100%;min-width:0;padding:5px 8px}.completion-badge{width:68px;height:68px;font-size:2rem}}

@media(max-width:420px){.progress-value{display:none}.progress-panel{grid-template-columns:auto minmax(0,1fr)}.progress-track{grid-column:2}.title-chip{width:100%;max-width:100%}.brand-chip span{font-size:.76rem}.topic-layout{grid-template-rows:minmax(112px,.65fr) minmax(0,1.35fr)}.classify-row{grid-template-columns:minmax(0,1fr) 166px}.sort-text{font-size:1rem;line-height:1.08}}
@media(max-width:700px){.answer-review-list{grid-template-columns:1fr;gap:4px}.answer-review{font-size:1rem;padding:4px 6px}.answer-review .answer-state{white-space:normal}}

@media(max-width:420px) and (min-height:700px){.title-chip h1{font-size:1.72rem}.title-chip .eyebrow{font-size:.66rem}.topic-layout{grid-template-rows:115px minmax(0,1fr)}.question-card h2{font-size:1.35rem}.question-card{padding:7px 9px}.interaction-card{padding:6px}.option{padding:4px 6px}.option span{font-size:1.03rem}.option input{width:22px;height:22px}.sort-card{grid-template-columns:28px minmax(0,1fr) auto;min-height:45px}.sort-card::before{width:28px;height:28px}.sort-text{font-size:1rem}.move-button{width:44px;height:44px}.classify-row>span,.match-row strong{font-size:1rem}.feedback-layout{grid-template-columns:1fr}.feedback-symbol{display:none}.feedback-card h2{font-size:1.42rem}.feedback-card p{font-size:1rem}.feedback-card{padding:7px}.feedback-card .detail{font-size:1rem}}
@media(max-width:420px) and (min-height:700px){html[data-activity-type="classify"] .title-chip{padding-block:3px}html[data-activity-type="classify"] .title-chip h1{font-size:1.48rem}html[data-activity-type="classify"] .title-chip .eyebrow{font-size:.65rem}html[data-activity-type="classify"] .question-card h2{font-size:1.2rem}html[data-activity-type="classify"] .classify-list{gap:4px}html[data-activity-type="classify"] .classify-row{grid-template-columns:minmax(0,1fr) 126px;min-height:54px;padding:4px 6px}html[data-activity-type="classify"] .classify-row>span{font-size:1rem;line-height:1.08}html[data-activity-type="classify"] select{font-size:1rem}}

@media(min-width:701px) and (max-height:820px){.title-chip h1{font-size:1.82rem}.title-chip .eyebrow{font-size:.68rem}.question-card h2{font-size:1.45rem}.question-card p{display:none}.option span{font-size:1.08rem}.option{min-height:48px}.sort-text,.match-row strong,.classify-row>span{font-size:1.05rem}.answer-review-list{max-height:175px}.feedback-card p{font-size:1.05rem}}

@media(min-width:701px) and (max-height:920px){html[data-activity-type="match"] .interaction-card,html[data-activity-type="classify"] .interaction-card,html[data-activity-type="sortable"] .interaction-card{align-content:start}html[data-activity-type="match"] .bank-card,html[data-activity-type="match"] .match-row,html[data-activity-type="classify"] .classify-row,html[data-activity-type="sortable"] .sort-card{min-height:44px}html[data-activity-type="match"] .bank-card,html[data-activity-type="match"] .match-row,html[data-activity-type="classify"] .classify-row{padding-block:4px}html[data-activity-type="sortable"] .sort-card{padding-block:1px}}
@media(min-width:701px) and (max-height:920px){html[data-activity-type="match"] .question-card,html[data-activity-type="classify"] .question-card,html[data-activity-type="sortable"] .question-card{padding-block:7px}html[data-activity-type="match"] .question-card h2,html[data-activity-type="classify"] .question-card h2,html[data-activity-type="sortable"] .question-card h2{font-size:1.25rem}html[data-activity-type="match"] .question-card p,html[data-activity-type="classify"] .question-card p,html[data-activity-type="sortable"] .question-card p{display:none}html[data-activity-type="match"] .activity-layout,html[data-activity-type="classify"] .activity-layout,html[data-activity-type="sortable"] .activity-layout{grid-template-rows:minmax(68px,auto) minmax(0,1fr)}html[data-activity-type="match"] .interaction-card,html[data-activity-type="classify"] .interaction-card,html[data-activity-type="sortable"] .interaction-card{padding:7px 10px}html[data-activity-type="match"] legend,html[data-activity-type="classify"] legend,html[data-activity-type="sortable"] legend{font-size:1.18rem;margin-bottom:2px}html[data-activity-type="match"] .match-layout{grid-template-columns:minmax(180px,.55fr) minmax(0,1.45fr);gap:5px}html[data-activity-type="match"] .answer-bank,html[data-activity-type="match"] .match-targets,html[data-activity-type="classify"] .classify-list,html[data-activity-type="sortable"] .sort-list{gap:1px}html[data-activity-type="match"] .bank-card,html[data-activity-type="match"] .match-row,html[data-activity-type="classify"] .classify-row,html[data-activity-type="sortable"] .sort-card{min-height:44px;padding-block:0}html[data-activity-type="match"] .bank-card,html[data-activity-type="match"] .match-row strong,html[data-activity-type="classify"] .classify-row>span,html[data-activity-type="sortable"] .sort-text{font-size:1rem;line-height:1.05}html[data-activity-type="match"] select,html[data-activity-type="classify"] select{min-height:44px;padding-block:2px;font-size:1rem}html[data-activity-type="sortable"] .move-button{width:44px;height:44px}html[data-activity-type="sortable"] .sort-card{height:46px}html[data-activity-type="sortable"] .sort-card::before{width:38px;height:38px}}
@media(max-width:700px){html[data-step-kind="feedback"] .answer-review,html[data-step-kind="feedback"] .feedback-card .detail{font-size:1rem}}

/* Kısa viewport genellikle zoom, büyük yazı ya da yatay telefondur: içerik kesilmez. */
@media(max-height:659px){html,body{height:auto;min-height:100%;overflow:auto}.app-shell{height:auto;min-height:100svh;overflow:visible}.learning-stage,.content-frame,.interaction-card{height:auto;overflow:visible}.content-frame{min-height:520px}}
.fit-tight .status-chip,.fit-tight .navigation-hint,.fit-tight .question-card p{display:none}.fit-tight .app-shell{gap:4px;padding-block:4px}.fit-tight .progress-panel{padding-block:3px}.fit-tight .content-frame{padding:7px}.fit-tight .topic-copy,.fit-tight .question-card,.fit-tight .interaction-card{padding:8px}.fit-tight .sort-card,.fit-tight .match-row,.fit-tight .classify-row{padding-block:3px}
.allow-accessible-scroll,.allow-accessible-scroll body{height:auto;min-height:100%;overflow:auto}.allow-accessible-scroll .app-shell{height:auto;min-height:100svh;overflow:visible}.allow-accessible-scroll .learning-stage,.allow-accessible-scroll .content-frame,.allow-accessible-scroll .interaction-card{height:auto;overflow:visible}.allow-accessible-scroll .content-frame{min-height:520px}

/* Rise-benzeri akış: uzun Almanca metinler doğal yükseklikte büyür, asla üst üste binmez. */
html[data-activity-type="match"] .interaction-card{align-content:start;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable}
html[data-activity-type="match"] .match-layout{display:grid;grid-template-columns:minmax(250px,.62fr) minmax(0,1.38fr);grid-template-rows:auto repeat(3,minmax(66px,auto));gap:10px 18px;align-items:stretch;height:auto}
html[data-activity-type="match"] .match-column-title{margin:0;padding:8px 12px;border:1px solid rgba(200,164,90,.52);border-radius:14px;background:rgba(200,164,90,.11);font-family:var(--font-heading);font-size:1rem;font-weight:750;line-height:1.35}
html[data-activity-type="match"] .bank-title{grid-column:1;grid-row:1}html[data-activity-type="match"] .target-title{grid-column:2;grid-row:1}
html[data-activity-type="match"] .answer-bank,html[data-activity-type="match"] .match-targets{display:grid;grid-template-rows:repeat(3,minmax(66px,auto));gap:10px;min-width:0}
html[data-activity-type="match"] .answer-bank{grid-column:1;grid-row:2/5}html[data-activity-type="match"] .match-targets{grid-column:2;grid-row:2/5}
html[data-activity-type="match"] .bank-card,html[data-activity-type="match"] .match-row{min-height:66px;height:100%;margin:0;padding:10px 12px;font-size:1rem;line-height:1.38;overflow-wrap:anywhere}
html[data-activity-type="match"] .bank-card{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:8px}
html[data-activity-type="match"] .match-row{grid-template-columns:minmax(145px,.32fr) minmax(0,.68fr);gap:12px;align-items:center}
html[data-activity-type="match"] .match-row strong{font-size:1.05rem;line-height:1.35}html[data-activity-type="match"] select{min-height:48px;font-size:1rem;line-height:1.35}
html[data-step-kind="feedback"] .content-frame{align-content:stretch;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable}
html[data-step-kind="feedback"] .feedback-layout{height:auto;min-height:100%;grid-template-columns:110px minmax(0,1fr);gap:18px;align-items:start;max-width:1100px}
html[data-step-kind="feedback"] .feedback-symbol{position:sticky;top:8px;width:96px;height:96px;font-size:2.8rem}
html[data-step-kind="feedback"] .feedback-card{align-content:start;gap:10px;padding:18px 20px}
html[data-step-kind="feedback"] .feedback-card h2{font-size:clamp(1.75rem,2vw,2rem);line-height:1.25}html[data-step-kind="feedback"] .feedback-card p{font-size:1.05rem;line-height:1.45}
html[data-step-kind="feedback"] .answer-review-list{display:grid;grid-template-columns:1fr;gap:8px;overflow:visible;max-height:none}
html[data-step-kind="feedback"] .answer-review{grid-template-columns:minmax(150px,.25fr) minmax(0,.75fr);align-items:start;gap:12px;padding:10px 12px;font-size:1rem;line-height:1.4;overflow-wrap:anywhere}
html[data-step-kind="feedback"] .feedback-card .detail{position:static;margin:0;padding:10px 12px;font-size:1rem;line-height:1.4}
@media(max-width:960px){html[data-activity-type="match"] .match-layout{grid-template-columns:1fr;grid-template-rows:auto auto auto}html[data-activity-type="match"] .bank-title{grid-column:1;grid-row:1}html[data-activity-type="match"] .answer-bank{grid-column:1;grid-row:2}html[data-activity-type="match"] .target-title{grid-column:1;grid-row:3}html[data-activity-type="match"] .match-targets{grid-column:1;grid-row:4}html[data-step-kind="feedback"] .feedback-layout{grid-template-columns:1fr}html[data-step-kind="feedback"] .feedback-symbol{display:none}}
@media(max-width:700px){html[data-activity-type="match"] .answer-bank{display:grid}html[data-activity-type="match"] .match-row{grid-template-columns:1fr}html[data-activity-type="match"] .bank-card,html[data-activity-type="match"] .match-row{height:auto;min-height:60px}html[data-step-kind="feedback"] .answer-review{grid-template-columns:1fr;gap:4px}}
@media(min-width:701px) and (max-height:920px){html[data-activity-type="match"] .match-layout{grid-template-columns:minmax(240px,.62fr) minmax(0,1.38fr);grid-template-rows:auto repeat(3,minmax(58px,auto));gap:7px 14px}html[data-activity-type="match"] .answer-bank,html[data-activity-type="match"] .match-targets{grid-template-rows:repeat(3,minmax(58px,auto));gap:7px}html[data-activity-type="match"] .bank-card,html[data-activity-type="match"] .match-row{min-height:58px;padding:7px 10px;font-size:1rem;line-height:1.3}html[data-activity-type="match"] .match-row strong{font-size:1rem}}

/* IBM Plex typography and accessible reflow layer. */
html{font-size:100%;text-size-adjust:100%;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);font-size:clamp(1rem,.25vw + .95rem,1.125rem);font-weight:400;line-height:1.55;letter-spacing:0}
body :where(h1,h2,h3,strong,button,select,.brand-chip,.module-chip,.status-chip,.progress-label,.progress-value,.navigation-hint,.principle-chip,.scenario,.answer-state){font-family:var(--font-heading)}
:where(h1,h2,h3,.brand-chip,.module-chip strong){font-weight:600;letter-spacing:-.01em;line-height:1.18}
:where(p,li,label,legend,.option span,.sort-text,.classify-row>span,.match-row strong,.bank-card,.answer-review,.detail){overflow-wrap:anywhere;word-break:normal;hyphens:auto}
.brand-chip{font-size:clamp(.94rem,.3vw + .88rem,1.0625rem);font-weight:600;letter-spacing:0}
.module-chip strong{font-size:clamp(.94rem,.25vw + .9rem,1.0625rem)}
.status-chip,.progress-label,.progress-value,.navigation-hint,.question-card .scenario{font-size:clamp(.8125rem,.2vw + .78rem,.9375rem);font-weight:500}
.title-chip .eyebrow{font-size:clamp(.75rem,.22vw + .71rem,.875rem);font-weight:600;letter-spacing:.08em}
.title-chip h1{font-size:clamp(1.875rem,1.2vw + 1.55rem,2.375rem);font-weight:600;line-height:1.16;letter-spacing:-.01em}
.topic-copy h2,.feedback-card h2{font-size:clamp(1.75rem,1vw + 1.5rem,2.125rem);font-weight:600;line-height:1.18;letter-spacing:-.01em}
.question-card h2,legend{font-size:clamp(1.5rem,.75vw + 1.32rem,1.875rem);font-weight:600;line-height:1.2;letter-spacing:-.01em}
.topic-copy p,.feedback-card p,.instruction-card p,.question-card p{font-size:clamp(1rem,.28vw + .95rem,1.125rem);font-weight:400;line-height:1.55}
.principle-chip{font-size:clamp(.9375rem,.2vw + .9rem,1.0625rem);font-weight:600;line-height:1.45}
.option span,.classify-row>span,.sort-text,.match-row strong,.bank-card{font-size:clamp(1rem,.22vw + .95rem,1.125rem);font-weight:500;line-height:1.5}
.fill-sentence{font-size:clamp(1rem,.4vw + .95rem,1.25rem);font-weight:500;line-height:1.55}
.answer-review,.feedback-card .detail{font-size:clamp(.875rem,.18vw + .84rem,1rem);line-height:1.5}
.button,button,select{font-size:clamp(.9375rem,.14vw + .91rem,1rem);font-weight:600;line-height:1.35}
.step-nav button{font-size:.9375rem;font-weight:600}
.feedback-symbol,.completion-badge{font-weight:600}
.topic-copy,.question-card,.feedback-card,.instruction-card,.interaction-card,.option,.match-row,.classify-row,.sort-card,.answer-review,.feedback-card .detail{height:auto;max-height:none}

/* At browser zoom/text zoom, switch from a viewport stage to document flow. */
@media(max-width:960px),(max-height:659px){
  html,body{height:auto;min-height:100%;overflow-x:hidden;overflow-y:auto}
  .app-shell{height:auto;min-height:100svh;overflow:visible;grid-template-rows:auto}
  .learning-stage,.content-frame,.topic-layout,.activity-layout,.interaction-card{height:auto;min-height:0;overflow:visible}
  .content-frame{align-content:start}
  .topic-layout{grid-template-columns:1fr;grid-template-rows:auto}
  .image-card img{height:auto;min-height:0;max-height:none;aspect-ratio:16/9}
  .question-card p{display:block}
}
@media(max-width:700px){
  body{font-size:1rem;line-height:1.55}
  .title-chip h1{font-size:clamp(1.75rem,7vw,2rem);line-height:1.16}
  .topic-copy h2,.feedback-card h2{font-size:clamp(1.5rem,6vw,1.875rem)}
  .question-card h2,legend{font-size:clamp(1.375rem,5vw,1.625rem)}
  .topic-copy p,.feedback-card p,.instruction-card p,.question-card p,.option span,.match-row strong,.classify-row>span,.sort-text{font-size:1rem;line-height:1.55}
  .topbar{display:flex;flex-direction:column;align-items:stretch}
  .brand-chip,.module-chip{width:100%;height:auto;min-height:44px;white-space:normal;overflow:visible}
  .module-chip strong{min-width:0;overflow-wrap:anywhere;hyphens:auto}
  .topic-layout{grid-template-rows:auto}
  .image-card img{aspect-ratio:16/9}
}
@media(max-width:420px){
  .classify-row{grid-template-columns:1fr}
  html[data-activity-type="classify"] .classify-row{grid-template-columns:1fr}
  .sort-card{grid-template-columns:34px minmax(0,1fr)}
  .move-buttons{grid-column:1/-1}
}