.library-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:24px 0}
.library-flow button{position:relative;display:grid;grid-template-columns:38px 1fr;grid-template-rows:auto auto;text-align:left;gap:1px 10px;border:1px solid var(--lib-line);border-radius:13px;background:#fff;color:var(--lib-ink);padding:12px;cursor:pointer}
.library-flow button>span{grid-row:1/3;display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:#edf5f1;color:var(--lib-green);font-weight:900}
.library-flow button b{align-self:end}.library-flow button small{color:var(--lib-muted)}
.library-flow button.active{border-color:var(--lib-green);box-shadow:0 0 0 3px #176c5918}.library-flow button.active>span{background:var(--lib-green);color:#fff}
.knowledge-card.compact{grid-template-columns:220px minmax(0,1fr)}.knowledge-card.compact .knowledge-visual{min-height:190px;padding:18px}.knowledge-card.compact .knowledge-visual svg{max-height:170px}.knowledge-card.compact .knowledge-visual img{width:100%;height:100%;max-height:190px;object-fit:contain}.knowledge-card.compact .knowledge-copy{padding:22px}.knowledge-card.compact h2{font-size:1.85rem}.knowledge-card.compact .fact-grid{margin-top:12px}
.flow-next{display:flex;justify-content:flex-end;margin-top:18px}.flow-next button,.test-start,.result-actions button{border:0;border-radius:9px;background:var(--lib-coral);color:#fff;padding:12px 16px;font:inherit;font-weight:900;cursor:pointer}
.practice-studio,.library-test,.library-results,.library-result{border:1px solid var(--lib-line);border-radius:20px;background:#fff;padding:24px}
.mode-heading,.test-run-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:18px}.mode-heading h2,.test-run-head h2{margin:5px 0}.mode-heading p{color:var(--lib-muted)}.mode-heading>b{border-radius:999px;background:#edf5f1;color:var(--lib-green);padding:7px 11px;font-size:.78rem}
.practice-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.practice-tabs button,.practice-primary,.practice-finish button,.reading-audio,.test-run-head>button{border:1px solid #b8cec6;border-radius:9px;background:#fff;color:var(--lib-green);padding:10px 14px;font:inherit;font-weight:900;cursor:pointer}.practice-tabs button.active,.practice-primary{background:var(--lib-green);border-color:var(--lib-green);color:#fff}
.card-tools{display:flex;justify-content:space-between;align-items:end;gap:15px;margin-bottom:10px}.card-tools label{font-size:.75rem;font-weight:900;color:var(--lib-muted)}.card-tools select{display:block;margin-top:5px;border:1px solid #bdcec7;border-radius:8px;padding:9px;background:#fff}
.sentence-flashcard{width:100%;min-height:260px;border:0;border-radius:18px;background:linear-gradient(135deg,#14362f,#1b7963);color:#fff;padding:36px;display:grid;place-items:center;align-content:center;gap:15px;cursor:pointer;text-align:center}.sentence-flashcard.revealed{background:linear-gradient(135deg,#fff5ed,#fde4d3);color:var(--lib-ink)}.sentence-flashcard small{letter-spacing:1px;font-weight:900;opacity:.75}.sentence-flashcard strong{font-size:clamp(1.45rem,4vw,2.4rem);line-height:1.35}.sentence-flashcard em{color:var(--lib-muted);font-style:normal}
.card-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}.card-actions button{border:0;border-radius:10px;padding:12px;font:inherit;font-weight:900;cursor:pointer}.card-actions .repeat{color:#98442d;background:#fff0e9}.card-actions .know{color:#fff;background:var(--lib-green)}
.listen-card,.reading-card,.practice-finish{border-radius:16px;background:var(--lib-cream);padding:24px}.listen-card h3{margin:7px 0 16px}.listen-play{display:block;margin:0 auto 18px;width:58px;height:58px}.listen-card input{width:100%;border:1px solid #bdcec7;border-radius:9px;padding:13px;font:inherit;margin:0 0 10px}.reading-head{display:flex;justify-content:space-between;gap:12px}.reading-card>p,.test-reading{font-size:1.05rem;line-height:1.8;background:#fff;border-left:5px solid var(--lib-coral);border-radius:10px;padding:18px}.reading-options,.test-options{display:grid;gap:8px}.reading-options button,.test-options label{border:1px solid #c7d8d2;background:#fff;border-radius:9px;padding:12px;text-align:left;font:inherit;cursor:pointer}.practice-finish{text-align:center}.practice-finish button{margin:5px}
.test-choice-grid{display:grid;grid-template-columns:200px minmax(0,1fr);gap:18px;align-items:start;background:var(--lib-cream);border-radius:14px;padding:20px;margin-bottom:15px}.test-choice-grid>label{font-weight:900}.test-choice-grid select{display:block;width:100%;margin-top:7px;padding:11px;border:1px solid #bdcec7;border-radius:8px;background:#fff}.test-choice-grid fieldset{border:0;padding:0;margin:0}.test-choice-grid legend{font-weight:900;margin-bottom:8px}.test-choice-grid fieldset label{display:inline-flex;align-items:center;gap:6px;margin:0 16px 8px 0}
.library-test-question{border:1px solid var(--lib-line);border-radius:14px;padding:20px;margin:12px 0}.library-test-question h3{line-height:1.5}.library-test-question>input{width:100%;border:1px solid #bdcec7;border-radius:9px;padding:12px;font:inherit}.test-reading p{margin:7px 0 0}.question-meta{display:flex;gap:7px;flex-wrap:wrap}.question-meta span{border-radius:999px;background:#edf5f1;color:var(--lib-green);padding:5px 8px;font-size:.72rem;font-weight:900}
.signin-callout{text-align:center;background:var(--lib-cream);border-radius:14px;padding:28px}.signin-callout a{display:inline-flex;border-radius:9px;background:var(--lib-green);color:#fff;padding:11px 15px;font-weight:900}
.result-score{text-align:center;border-radius:18px;background:linear-gradient(135deg,#14362f,#176c59);color:#fff;padding:32px}.result-score strong{display:block;font-size:3.5rem}.result-score span{color:#d7e8e3}.result-review article{border-left:5px solid #d2dfda;border-radius:10px;background:#f8faf9;padding:15px;margin:10px 0}.result-review article.correct{border-color:#17806b}.result-review article.wrong{border-color:#dc6b43}.result-review small{display:block;margin:5px 0;color:var(--lib-muted)}.result-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.result-actions button:first-child{background:var(--lib-green)}
.result-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.result-metrics>div{border:1px solid var(--lib-line);border-radius:12px;background:var(--lib-cream);padding:16px}.result-metrics small,.result-metrics strong{display:block}.result-metrics strong{font-size:1.7rem}.session-list{display:grid;gap:8px;margin-top:16px}.session-list article{display:grid;grid-template-columns:minmax(0,1fr) 70px 100px;align-items:center;gap:10px;border:1px solid var(--lib-line);border-radius:11px;padding:13px}.session-list small{display:block;color:var(--lib-muted)}.session-list b{font-size:1.25rem;color:var(--lib-green)}
@media(max-width:850px){.library-flow{grid-template-columns:1fr 1fr}.knowledge-card.compact{grid-template-columns:1fr}.knowledge-card.compact .knowledge-visual{min-height:170px}.result-metrics{grid-template-columns:1fr 1fr}.test-choice-grid{grid-template-columns:1fr}}
@media(max-width:560px){.library-flow{grid-template-columns:1fr}.practice-studio,.library-test,.library-results,.library-result{padding:15px}.mode-heading,.test-run-head,.card-tools{flex-direction:column;align-items:flex-start}.card-actions,.result-metrics{grid-template-columns:1fr}.sentence-flashcard{min-height:220px;padding:25px 17px}.session-list article{grid-template-columns:1fr auto}.session-list article>span{grid-column:1/-1}}

/* V18 kart yüzleri */
.sentence-flashcard{background:linear-gradient(135deg,#123f35,#1f7b65)!important;color:#fff!important;border:1px solid #2f8b75}
.sentence-flashcard.revealed{background:linear-gradient(135deg,#eef8f4,#dcefe8)!important;color:#173b35!important;border:1px solid #b8d9cf}
.sentence-flashcard.revealed em{color:#607a72!important}