/* ===== MAARIF MODELI - TASARIM SISTEMI ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --primary:#1e40af;--primary-light:#3b82f6;--primary-dark:#1e3a8a;
  --accent:#f59e0b;--accent-light:#fbbf24;
  --success:#10b981;--danger:#ef4444;--warning:#f97316;
  --bg:#f0f4f8;--surface:#fff;--surface-alt:#f8fafc;
  --text:#1e293b;--text-secondary:#64748b;--text-light:#94a3b8;
  --border:#e2e8f0;--shadow:0 1px 3px rgba(0,0,0,.1);
  --shadow-lg:0 4px 20px rgba(0,0,0,.12);
  --radius:10px;--radius-lg:16px;--radius-sm:6px;
  --font:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --mono:'SF Mono',Monaco,Consolas,monospace;
  /* Aile renkleri */
  --c-deger:#dc2626;--c-deger-bg:#fef2f2;
  --c-beceri:#2563eb;--c-beceri-bg:#eff6ff;
  --c-egilim:#7c3aed;--c-egilim-bg:#f5f3ff;
  --c-alan:#0891b2;--c-alan-bg:#ecfeff;
  --c-sdb:#059669;--c-sdb-bg:#ecfdf5;
  --c-okur:#d97706;--c-okur-bg:#fffbeb;
  --c-profil:#be185d;--c-profil-bg:#fdf2f8;
  --c-model:#4f46e5;--c-model-bg:#eef2ff;
  --c-farkli:#0d9488;--c-farkli-bg:#f0fdfa;
  --c-ogrenme:#6366f1;--c-ogrenme-bg:#eef2ff;
}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.6;min-height:100vh;display:flex;flex-direction:column}

/* ===== NAVBAR ===== */
#navbar{background:var(--primary-dark);color:#fff;position:sticky;top:0;z-index:100;box-shadow:0 2px 8px rgba(0,0,0,.2)}
.nav-inner{max-width:1280px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:.6rem 1rem}
.nav-brand{display:flex;align-items:center;gap:.5rem;color:#fff;text-decoration:none;font-weight:700;font-size:1.1rem}
.brand-icon{font-size:1.4rem}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer}
.nav-links{display:flex;align-items:center;gap:.25rem}
.nav-links a{color:rgba(255,255,255,.85);text-decoration:none;padding:.4rem .7rem;border-radius:var(--radius-sm);font-size:.875rem;transition:all .2s}
.nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.15);color:#fff}
.nav-profile{font-size:1.1rem}

@media(max-width:768px){
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--primary-dark);flex-direction:column;padding:.5rem;gap:0}
  .nav-links.open{display:flex}
  .nav-links a{padding:.7rem 1rem;width:100%}
  .brand-text{font-size:.95rem}
}

/* ===== MAIN ===== */
#app{flex:1;max-width:1280px;margin:0 auto;width:100%;padding:1rem}
@media(min-width:768px){#app{padding:1.5rem 2rem}}

/* ===== FOOTER ===== */
#footer{background:var(--primary-dark);color:rgba(255,255,255,.7);text-align:center;padding:1.5rem 1rem;margin-top:2rem;font-size:.85rem}
.footer-sub{font-size:.75rem;margin-top:.3rem;opacity:.6}

/* ===== TOAST ===== */
.toast{position:fixed;bottom:2rem;left:50%;transform:translateX(-50%);background:var(--text);color:#fff;padding:.75rem 1.5rem;border-radius:var(--radius);font-size:.9rem;z-index:999;box-shadow:var(--shadow-lg);transition:all .3s;animation:slideUp .3s}
.toast.hidden{opacity:0;pointer-events:none;transform:translateX(-50%) translateY(20px)}
@keyframes slideUp{from{opacity:0;transform:translateX(-50%) translateY(20px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}

/* ===== HERO ===== */
.hero{background:linear-gradient(135deg,var(--primary-dark),var(--primary),#6366f1);color:#fff;border-radius:var(--radius-lg);padding:2.5rem 2rem;text-align:center;margin-bottom:2rem;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200"><circle cx="30" cy="30" r="60" fill="rgba(255,255,255,.05)"/><circle cx="170" cy="170" r="80" fill="rgba(255,255,255,.03)"/></svg>');background-size:cover}
.hero h1{font-size:2rem;font-weight:800;margin-bottom:.5rem;position:relative}
.hero p{font-size:1.05rem;opacity:.9;max-width:600px;margin:0 auto;position:relative}
.hero-actions{display:flex;gap:.75rem;justify-content:center;margin-top:1.5rem;flex-wrap:wrap;position:relative}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.6rem 1.2rem;border-radius:var(--radius-sm);font-size:.9rem;font-weight:600;cursor:pointer;border:none;transition:all .2s;text-decoration:none}
.btn-primary{background:var(--accent);color:var(--text)}
.btn-primary:hover{background:var(--accent-light);transform:translateY(-1px)}
.btn-secondary{background:rgba(255,255,255,.2);color:#fff;backdrop-filter:blur(4px)}
.btn-secondary:hover{background:rgba(255,255,255,.3)}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-sm{padding:.35rem .75rem;font-size:.8rem}
.btn-success{background:var(--success);color:#fff}
.btn-danger{background:var(--danger);color:#fff}

/* ===== CARDS ===== */
.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.25rem;transition:all .2s}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.card-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
@media(max-width:640px){.card-grid{grid-template-columns:1fr}}

.card-header{font-weight:700;font-size:1rem;margin-bottom:.5rem;display:flex;align-items:center;gap:.5rem}
.card-desc{font-size:.875rem;color:var(--text-secondary);line-height:1.5}
.card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:.75rem;padding-top:.75rem;border-top:1px solid var(--border);font-size:.8rem;color:var(--text-light)}

/* ===== CONCEPT CARDS ===== */
.concept-card{cursor:pointer;border-left:4px solid var(--border)}
.concept-card .cc-code{font-family:var(--mono);font-size:.75rem;background:var(--surface-alt);padding:.15rem .4rem;border-radius:3px;color:var(--text-secondary)}
.concept-card .cc-family{font-size:.7rem;padding:.2rem .5rem;border-radius:99px;font-weight:600}

/* Family color classes */
.fam-deger{color:var(--c-deger);border-color:var(--c-deger)}.fam-deger .cc-family{background:var(--c-deger-bg);color:var(--c-deger)}
.fam-beceri{color:var(--c-beceri);border-color:var(--c-beceri)}.fam-beceri .cc-family{background:var(--c-beceri-bg);color:var(--c-beceri)}
.fam-egilim{color:var(--c-egilim);border-color:var(--c-egilim)}.fam-egilim .cc-family{background:var(--c-egilim-bg);color:var(--c-egilim)}
.fam-alan{color:var(--c-alan);border-color:var(--c-alan)}.fam-alan .cc-family{background:var(--c-alan-bg);color:var(--c-alan)}
.fam-sdb{color:var(--c-sdb);border-color:var(--c-sdb)}.fam-sdb .cc-family{background:var(--c-sdb-bg);color:var(--c-sdb)}
.fam-okur{color:var(--c-okur);border-color:var(--c-okur)}.fam-okur .cc-family{background:var(--c-okur-bg);color:var(--c-okur)}
.fam-profil{color:var(--c-profil);border-color:var(--c-profil)}.fam-profil .cc-family{background:var(--c-profil-bg);color:var(--c-profil)}
.fam-model{color:var(--c-model);border-color:var(--c-model)}.fam-model .cc-family{background:var(--c-model-bg);color:var(--c-model)}
.fam-farkli{color:var(--c-farkli);border-color:var(--c-farkli)}.fam-farkli .cc-family{background:var(--c-farkli-bg);color:var(--c-farkli)}
.fam-ogrenme{color:var(--c-ogrenme);border-color:var(--c-ogrenme)}.fam-ogrenme .cc-family{background:var(--c-ogrenme-bg);color:var(--c-ogrenme)}

/* ===== STAT CARDS ===== */
.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.75rem;margin:1.5rem 0}
.stat-card{background:var(--surface);border-radius:var(--radius);padding:1rem;text-align:center;box-shadow:var(--shadow)}
.stat-num{font-size:2rem;font-weight:800;color:var(--primary)}
.stat-label{font-size:.8rem;color:var(--text-secondary)}

/* ===== QUICK ACCESS ===== */
.quick-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin:1.5rem 0}
.quick-card{background:var(--surface);border-radius:var(--radius);padding:1.25rem;text-align:center;cursor:pointer;text-decoration:none;color:var(--text);transition:all .2s;border:2px solid transparent}
.quick-card:hover{border-color:var(--primary-light);transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.quick-card .qc-icon{font-size:2.5rem;margin-bottom:.5rem;display:block}
.quick-card .qc-title{font-weight:700;font-size:.95rem}
.quick-card .qc-count{font-size:.8rem;color:var(--text-secondary);margin-top:.2rem}

/* ===== SECTION HEADERS ===== */
.section-title{font-size:1.4rem;font-weight:800;margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}
.section-title .st-icon{font-size:1.3rem}
.section-sub{font-size:.9rem;color:var(--text-secondary);margin-bottom:1.5rem}

/* ===== TABS / FILTERS ===== */
.tabs{display:flex;gap:.25rem;overflow-x:auto;padding-bottom:.5rem;margin-bottom:1rem;border-bottom:2px solid var(--border)}
.tab{padding:.5rem 1rem;border-radius:var(--radius-sm) var(--radius-sm) 0 0;cursor:pointer;font-size:.85rem;font-weight:600;color:var(--text-secondary);background:transparent;border:none;white-space:nowrap;transition:all .2s}
.tab:hover{color:var(--text);background:var(--surface-alt)}
.tab.active{color:var(--primary);background:var(--surface);border-bottom:2px solid var(--primary);margin-bottom:-2px}

/* ===== SEARCH ===== */
.search-box{position:relative;margin-bottom:1rem}
.search-box input{width:100%;padding:.75rem 1rem .75rem 2.5rem;border:2px solid var(--border);border-radius:var(--radius);font-size:1rem;background:var(--surface);transition:border-color .2s}
.search-box input:focus{outline:none;border-color:var(--primary-light)}
.search-box::before{content:'🔍';position:absolute;left:.75rem;top:50%;transform:translateY(-50%);font-size:1rem}
.search-results{margin-top:1rem}
.search-group{margin-bottom:1.5rem}
.search-group h3{font-size:1rem;color:var(--text-secondary);margin-bottom:.5rem;padding-bottom:.25rem;border-bottom:1px solid var(--border)}

/* ===== DETAIL PAGE ===== */
.detail-header{background:var(--surface);border-radius:var(--radius-lg);padding:1.5rem;margin-bottom:1.5rem;box-shadow:var(--shadow)}
.detail-badge{display:inline-flex;align-items:center;gap:.3rem;padding:.25rem .6rem;border-radius:99px;font-size:.75rem;font-weight:600}
.detail-title{font-size:1.6rem;font-weight:800;margin:.5rem 0}
.detail-meta{display:flex;gap:1rem;flex-wrap:wrap;font-size:.85rem;color:var(--text-secondary)}
.detail-desc{font-size:1rem;line-height:1.7;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border)}

.detail-section{background:var(--surface);border-radius:var(--radius);padding:1.25rem;margin-bottom:1rem;box-shadow:var(--shadow)}
.detail-section h3{font-size:1.05rem;font-weight:700;margin-bottom:.75rem;display:flex;align-items:center;gap:.4rem}

/* ===== REFERENCE LIST ===== */
.ref-list{list-style:none}
.ref-item{padding:.6rem .75rem;border-radius:var(--radius-sm);margin-bottom:.35rem;font-size:.875rem;display:flex;gap:.5rem;align-items:flex-start;background:var(--surface-alt)}
.ref-item .ref-code{font-family:var(--mono);font-size:.75rem;background:var(--border);padding:.1rem .35rem;border-radius:3px;white-space:nowrap;flex-shrink:0}
.ref-item .ref-type{font-size:.7rem;padding:.15rem .35rem;border-radius:3px;font-weight:600;white-space:nowrap;flex-shrink:0}
.ref-type-sb{background:#dbeafe;color:#1d4ed8}
.ref-type-g{background:#d1fae5;color:#065f46}
.ref-type-e{background:#fef3c7;color:#92400e}

/* ===== TREE VIEW ===== */
.tree{list-style:none}
.tree li{margin:.15rem 0}
.tree .tree-toggle{cursor:pointer;user-select:none;display:flex;align-items:center;gap:.3rem;padding:.4rem .6rem;border-radius:var(--radius-sm);transition:background .2s;font-size:.9rem}
.tree .tree-toggle:hover{background:var(--surface-alt)}
.tree .tree-toggle::before{content:'▸';font-size:.8rem;transition:transform .2s;width:1rem;text-align:center}
.tree .tree-toggle.open::before{transform:rotate(90deg)}
.tree .tree-children{padding-left:1.25rem;display:none}
.tree .tree-children.open{display:block}
.tree .tree-leaf{padding:.3rem .6rem .3rem 1.9rem;font-size:.85rem;cursor:pointer;border-radius:var(--radius-sm);transition:background .2s}
.tree .tree-leaf:hover{background:var(--surface-alt);color:var(--primary)}

/* ===== PROFILE WHEEL ===== */
.profile-wheel{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center;margin:1.5rem 0}
.pw-item{width:140px;text-align:center;cursor:pointer;transition:transform .2s}
.pw-item:hover{transform:scale(1.05)}
.pw-circle{width:80px;height:80px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;margin:0 auto .5rem;border:3px solid var(--border);transition:all .3s}
.pw-item:hover .pw-circle{border-color:var(--primary);box-shadow:0 0 0 4px rgba(59,130,246,.2)}
.pw-item.active .pw-circle{border-color:var(--primary);background:var(--primary);color:#fff}
.pw-label{font-size:.8rem;font-weight:600}

/* ===== VALUE CARDS ===== */
.value-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem}
.value-card{background:var(--surface);border-radius:var(--radius);padding:1.25rem;text-align:center;cursor:pointer;border:2px solid transparent;transition:all .2s}
.value-card:hover{border-color:var(--c-deger);transform:translateY(-2px)}
.value-card .vc-icon{font-size:2rem;margin-bottom:.5rem}
.value-card .vc-name{font-weight:700;font-size:.95rem}
.value-card .vc-group{font-size:.7rem;color:var(--text-light);margin-top:.25rem}

/* ===== GAME CARDS ===== */
.game-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}
.game-card{background:var(--surface);border-radius:var(--radius-lg);padding:1.5rem;cursor:pointer;border:2px solid transparent;transition:all .2s;position:relative;overflow:hidden}
.game-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.game-card .gc-icon{font-size:2.5rem;margin-bottom:.5rem}
.game-card .gc-name{font-size:1.1rem;font-weight:700}
.game-card .gc-mech{font-size:.8rem;color:var(--text-secondary);margin-top:.25rem}
.game-card .gc-best{font-size:.75rem;background:var(--surface-alt);padding:.3rem .6rem;border-radius:99px;display:inline-block;margin-top:.5rem}
.game-card .gc-score{position:absolute;top:.75rem;right:.75rem;font-size:.75rem;background:var(--accent);color:var(--text);padding:.2rem .5rem;border-radius:99px;font-weight:700}

/* ===== GAME HUD ===== */
.game-hud{display:flex;justify-content:space-between;align-items:center;background:var(--surface);padding:.75rem 1rem;border-radius:var(--radius);margin-bottom:1rem;box-shadow:var(--shadow);flex-wrap:wrap;gap:.5rem}
.hud-item{text-align:center}
.hud-item .hud-val{font-size:1.3rem;font-weight:800}
.hud-item .hud-label{font-size:.7rem;color:var(--text-secondary);text-transform:uppercase}
.game-area{background:var(--surface);border-radius:var(--radius-lg);padding:1.5rem;min-height:400px;box-shadow:var(--shadow)}
.game-question{font-size:1.1rem;font-weight:600;margin-bottom:1.5rem;text-align:center;line-height:1.5}

/* ===== QUIZ / GAME OPTIONS ===== */
.options-grid{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}
@media(max-width:640px){.options-grid{grid-template-columns:1fr}}
.option-btn{padding:1rem;border:2px solid var(--border);border-radius:var(--radius);background:var(--surface);cursor:pointer;text-align:left;font-size:.9rem;transition:all .2s}
.option-btn:hover{border-color:var(--primary-light);background:var(--c-beceri-bg)}
.option-btn.correct{border-color:var(--success);background:#d1fae5;animation:pulse .5s}
.option-btn.wrong{border-color:var(--danger);background:#fee2e2;animation:shake .5s}
.option-btn.disabled{pointer-events:none;opacity:.7}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.02)}}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}

/* ===== MATCHING GAME ===== */
.match-cols{display:grid;grid-template-columns:1fr 1fr;gap:2rem}
@media(max-width:640px){.match-cols{grid-template-columns:1fr;gap:1rem}}
.match-item{padding:.75rem 1rem;border:2px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:all .2s;font-size:.9rem;text-align:center}
.match-item:hover{border-color:var(--primary-light)}
.match-item.selected{border-color:var(--primary);background:var(--c-beceri-bg);box-shadow:0 0 0 3px rgba(59,130,246,.2)}
.match-item.matched{border-color:var(--success);background:#d1fae5;pointer-events:none}
.match-item.wrong-flash{border-color:var(--danger);background:#fee2e2}

/* ===== DRAG ITEMS ===== */
.drag-item{padding:.6rem 1rem;background:var(--surface);border:2px solid var(--border);border-radius:var(--radius-sm);cursor:grab;font-size:.85rem;margin:.35rem 0;transition:all .15s;user-select:none}
.drag-item:active{cursor:grabbing;box-shadow:var(--shadow-lg);transform:scale(1.03)}
.drag-item.placed{opacity:.5;pointer-events:none}
.drop-zone{min-height:50px;border:2px dashed var(--border);border-radius:var(--radius-sm);padding:.5rem;margin:.35rem 0;transition:all .2s;display:flex;flex-wrap:wrap;gap:.35rem}
.drop-zone.drag-over{border-color:var(--primary);background:var(--c-beceri-bg)}

/* ===== FLASHCARD ===== */
.flashcard{width:100%;max-width:500px;margin:2rem auto;perspective:1000px;cursor:pointer}
.flashcard-inner{position:relative;width:100%;min-height:250px;transition:transform .6s;transform-style:preserve-3d}
.flashcard.flipped .flashcard-inner{transform:rotateY(180deg)}
.flashcard-face{position:absolute;inset:0;backface-visibility:hidden;border-radius:var(--radius-lg);padding:2rem;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;box-shadow:var(--shadow-lg)}
.flashcard-front{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff}
.flashcard-front .fc-code{font-family:var(--mono);font-size:1rem;opacity:.8;margin-bottom:1rem}
.flashcard-front .fc-term{font-size:1.4rem;font-weight:700}
.flashcard-back{background:var(--surface);transform:rotateY(180deg)}
.flashcard-back .fc-desc{font-size:1rem;line-height:1.6}
.flashcard-actions{display:flex;gap:1rem;justify-content:center;margin-top:1.5rem}

/* ===== PROGRESS BAR ===== */
.progress-bar{height:8px;background:var(--border);border-radius:99px;overflow:hidden;margin:.5rem 0}
.progress-fill{height:100%;border-radius:99px;background:linear-gradient(90deg,var(--primary),var(--primary-light));transition:width .5s}

/* ===== COMPARISON TABLE ===== */
.compare-table{width:100%;border-collapse:separate;border-spacing:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.compare-table th{background:var(--primary-dark);color:#fff;padding:.75rem 1rem;font-size:.85rem;text-align:left}
.compare-table td{padding:.6rem 1rem;border-bottom:1px solid var(--border);font-size:.875rem}
.compare-table tr:last-child td{border-bottom:none}
.compare-table tr:nth-child(even){background:var(--surface-alt)}

/* ===== SOURCE VIEWER ===== */
.source-viewer{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}
@media(max-width:768px){.source-viewer{grid-template-columns:1fr}}
.source-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.source-img img{width:100%;display:block;cursor:zoom-in;transition:transform .3s}
.source-img img:hover{transform:scale(1.02)}
.source-info{padding:1rem}

/* ===== BADGES ===== */
.badge-grid{display:flex;flex-wrap:wrap;gap:.75rem}
.badge{display:flex;flex-direction:column;align-items:center;width:90px;text-align:center;opacity:.3;transition:all .2s}
.badge.earned{opacity:1}
.badge .badge-icon{font-size:2.5rem;margin-bottom:.3rem}
.badge .badge-name{font-size:.7rem;font-weight:600}
.badge .badge-desc{font-size:.65rem;color:var(--text-light)}

/* ===== RESULT SCREEN ===== */
.result-screen{text-align:center;padding:2rem}
.result-score{font-size:3rem;font-weight:800;color:var(--primary);margin:.5rem 0}
.result-label{font-size:1.1rem;color:var(--text-secondary)}
.result-stars{font-size:2rem;margin:1rem 0}
.result-actions{display:flex;gap:1rem;justify-content:center;margin-top:1.5rem}

/* ===== BREADCRUMB ===== */
.breadcrumb{display:flex;align-items:center;gap:.3rem;font-size:.85rem;color:var(--text-secondary);margin-bottom:1rem;flex-wrap:wrap}
.breadcrumb a{color:var(--primary);text-decoration:none}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb .bc-sep{opacity:.4}

/* ===== RELATED ===== */
.related-grid{display:flex;gap:.5rem;flex-wrap:wrap}
.related-chip{padding:.3rem .7rem;background:var(--surface-alt);border:1px solid var(--border);border-radius:99px;font-size:.8rem;cursor:pointer;text-decoration:none;color:var(--text);transition:all .2s}
.related-chip:hover{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ===== EMPTY STATE ===== */
.empty-state{text-align:center;padding:3rem 1rem;color:var(--text-secondary)}
.empty-state .es-icon{font-size:3rem;margin-bottom:.5rem;display:block}
.empty-state .es-text{font-size:1rem}

/* ===== LOADING ===== */
.loading{text-align:center;padding:3rem;color:var(--text-secondary)}

/* ===== BACK BUTTON ===== */
.back-btn{display:inline-flex;align-items:center;gap:.3rem;color:var(--text-secondary);text-decoration:none;font-size:.85rem;margin-bottom:1rem;cursor:pointer}
.back-btn:hover{color:var(--primary)}

/* ===== IMAGE SECTION ===== */
.img-section{margin:1.5rem 0}
.img-section img{max-width:100%;border-radius:var(--radius);box-shadow:var(--shadow)}

/* ===== TIMER ===== */
.timer-bar{height:6px;background:var(--border);border-radius:99px;margin-bottom:1rem;overflow:hidden}
.timer-fill{height:100%;background:var(--accent);border-radius:99px;transition:width .1s linear}
.timer-fill.danger{background:var(--danger)}

/* ===== XP BAR ===== */
.xp-bar{display:flex;align-items:center;gap:.5rem;margin:.5rem 0}
.xp-bar .xp-level{font-weight:800;font-size:1.1rem;color:var(--primary)}
.xp-bar .xp-progress{flex:1}
.xp-bar .xp-text{font-size:.75rem;color:var(--text-secondary)}

/* ===== CONCEPT CARD IMPROVEMENTS ===== */
.concept-card .cc-term{font-weight:700;flex:1}
.concept-card .card-header{display:flex;align-items:flex-start;gap:.5rem}
.concept-card .cc-refs{font-size:.72rem;background:#e0e7ff;color:#3730a3;padding:.15rem .4rem;border-radius:99px;font-weight:600}
.concept-card .cc-page{color:var(--text-secondary);font-size:.8rem}

/* ===== EDUCATIONAL SECTIONS ===== */
.edu-section{border-left:4px solid var(--border)}
.edu-sb{border-color:var(--c-beceri)}
.edu-gosterge{border-color:var(--c-sdb)}
.edu-eylem{border-color:var(--c-deger)}

.edu-header{display:flex;align-items:flex-start;gap:.75rem;margin-bottom:1rem}
.edu-icon{font-size:1.6rem;flex-shrink:0;margin-top:.1rem}
.edu-header h3{font-size:1rem;font-weight:700;margin-bottom:.15rem}
.edu-sub{font-size:.82rem;color:var(--text-secondary);margin:0}

.edu-list{list-style:none;display:flex;flex-direction:column;gap:.5rem}
.edu-list li{display:flex;align-items:flex-start;gap:.6rem;font-size:.9rem;line-height:1.5;background:var(--surface-alt);padding:.6rem .75rem;border-radius:var(--radius-sm)}
.step-num{width:1.4rem;height:1.4rem;border-radius:50%;background:var(--c-beceri);color:#fff;font-size:.72rem;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:.1rem}
.check-icon{color:var(--c-sdb);font-weight:800;flex-shrink:0;margin-top:.05rem}
.arrow-icon{color:var(--c-deger);font-weight:800;flex-shrink:0;margin-top:.05rem}

/* Detail header improvements */
.detail-badges{display:flex;gap:.4rem;flex-wrap:wrap;align-items:center;margin-bottom:.5rem}
.badge-sub{background:var(--surface-alt);color:var(--text-secondary)}
.badge-code{background:var(--surface-alt);color:var(--text);font-family:var(--mono);font-size:.75rem}
.badge-page{background:var(--surface-alt);color:var(--text-secondary)}
.detail-parent{font-size:.85rem;color:var(--text-secondary);margin-bottom:.5rem}
.detail-parent a{color:var(--primary-light);text-decoration:none}
.detail-parent a:hover{text-decoration:underline}

/* ===== GAME03: KAVRAM TASNİFİ ===== */
.tasnif-buckets{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.75rem;margin-bottom:1.25rem}
.tasnif-bucket{background:var(--surface);border:2px dashed var(--border);border-radius:var(--radius);padding:.75rem;min-height:80px;transition:all .2s;cursor:default}
.tasnif-bucket.bucket-active{border-color:var(--primary-light);background:#eff6ff;cursor:pointer;transform:scale(1.02)}
.tb-label{font-weight:700;font-size:.8rem;color:var(--primary);margin-bottom:.5rem;text-align:center}
.tb-cards{display:flex;flex-wrap:wrap;gap:.3rem;min-height:24px}
.tb-chip{background:var(--success);color:#fff;font-size:.72rem;padding:.2rem .4rem;border-radius:99px}
.tb-chip-err{background:var(--danger)}
.tasnif-pool{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:.6rem;margin-bottom:1rem}
.tasnif-card{background:var(--surface);border:2px solid var(--border);border-radius:var(--radius);padding:.75rem;cursor:pointer;transition:all .2s}
.tasnif-card:hover{border-color:var(--primary-light);transform:translateY(-2px)}
.tasnif-card.selected-card{border-color:var(--primary);box-shadow:0 0 0 3px rgba(59,130,246,.3);background:#eff6ff}
.tasnif-card.placed{opacity:.4;pointer-events:none;transform:none}
.tasnif-card.placed-ok{border-color:var(--success)}
.tasnif-card.placed-err{border-color:var(--danger)}
.tc-term{font-weight:700;font-size:.88rem;margin-bottom:.2rem}
.tc-hint{font-size:.75rem;color:var(--text-secondary);line-height:1.4}
.g3-msg{background:var(--danger);color:#fff;padding:.5rem .75rem;border-radius:var(--radius-sm);font-size:.85rem;text-align:center;margin-top:.5rem}
.g3-msg.hidden{display:none}

/* ===== GAME04: MEMORY KARTLARI ===== */
.memory-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.5rem;max-width:600px;margin:0 auto}
@media(max-width:500px){.memory-grid{grid-template-columns:repeat(3,1fr)}}
.mem-card{aspect-ratio:1;border-radius:var(--radius-sm);cursor:pointer;perspective:600px;position:relative}
.mem-face{position:absolute;inset:0;border-radius:var(--radius-sm);display:flex;flex-direction:column;align-items:center;justify-content:center;backface-visibility:hidden;transition:transform .35s;padding:.4rem;text-align:center}
.mem-back{background:var(--primary);color:#fff;font-size:1.4rem;transform:rotateY(0)}
.mem-front{background:var(--surface);border:2px solid var(--border);transform:rotateY(180deg)}
.mem-card.face-up .mem-back{transform:rotateY(-180deg)}
.mem-card.face-up .mem-front{transform:rotateY(0)}
.mem-card.mem-matched .mem-front{border-color:var(--success);background:#ecfdf5}
.mem-term .mem-text{font-weight:700;font-size:.75rem;line-height:1.3}
.mem-desc .mem-text{font-size:.65rem;line-height:1.3;color:var(--text-secondary)}
.mem-sub{font-size:.6rem;color:var(--text-light);margin-top:.2rem}

/* ===== GAME06: DEĞER KEŞFEDİN ===== */
.g6-reveal{display:flex;flex-direction:column;gap:1rem}
.g6-value-card{background:linear-gradient(135deg,var(--primary-dark),var(--primary));color:#fff;border-radius:var(--radius-lg);padding:1.25rem;text-align:center}
.g6-value-label{font-size:.75rem;opacity:.8;letter-spacing:.05em;text-transform:uppercase}
.g6-value-name{font-size:1.6rem;font-weight:800;margin:.25rem 0}
.g6-value-desc{font-size:.85rem;opacity:.9;line-height:1.5}
.g6-actions-list{background:var(--surface-alt);border-radius:var(--radius);padding:1rem}
.g6-actions-title{font-size:.8rem;font-weight:700;color:var(--text-secondary);margin-bottom:.6rem;text-transform:uppercase}
.g6-action-item{font-size:.88rem;padding:.4rem 0;border-bottom:1px solid var(--border);line-height:1.5}
.g6-action-item:last-child{border:none}
.g6-test-header{background:var(--surface-alt);border-radius:var(--radius);padding:.75rem 1rem;font-size:.95rem;font-weight:600;margin-bottom:1rem;line-height:1.5}
.g6-test-badge{background:var(--primary);color:#fff;padding:.2rem .6rem;border-radius:99px;font-size:.8rem;margin-right:.3rem}

/* ===== GAME02 IMPROVEMENTS ===== */
.g2-header{text-align:center;margin-bottom:1.25rem}
.g2-family-label{display:inline-block;background:var(--primary-dark);color:#fff;padding:.35rem .9rem;border-radius:99px;font-size:.85rem;margin-bottom:.5rem}
.g2-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.g2-card{text-align:left!important;padding:1rem!important;display:flex;flex-direction:column;gap:.3rem;min-height:80px}
.g2-term{font-weight:700;font-size:.95rem}
.g2-hint{font-size:.78rem;color:var(--text-secondary);line-height:1.4}
.g2-code{font-family:var(--mono);font-size:.72rem;color:var(--text-light)}
.g2-explain{background:var(--surface-alt);border-radius:var(--radius-sm);padding:.6rem .9rem;font-size:.875rem;line-height:1.5;margin-bottom:.5rem;text-align:left}

/* ===== UTILITY ===== */
.text-center{text-align:center}
.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}
.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}
.flex{display:flex}.flex-wrap{flex-wrap:wrap}.gap-1{gap:.5rem}.gap-2{gap:1rem}
.items-center{align-items:center}.justify-between{justify-content:space-between}
.hidden{display:none!important}
.fade-in{animation:fadeIn .3s}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* ===== PROGRAM REHBERIM ===== */
.rehber-hero{text-align:center;padding:2rem 1rem}
.rehber-hero h2{font-size:1.5rem;color:var(--primary);margin-bottom:.5rem}
.rehber-hero p{color:var(--text-secondary);font-size:.9rem}
.rehber-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem}
@media(min-width:640px){.rehber-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.rehber-grid{grid-template-columns:repeat(4,1fr)}}
.rehber-ders-card{overflow:hidden;border-radius:var(--radius);box-shadow:var(--shadow);cursor:pointer;transition:transform .15s,box-shadow .2s}
.rehber-ders-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.rehber-ders-card .ders-header{color:#fff;padding:1rem;display:flex;align-items:center;gap:.75rem}
.rehber-ders-card .ders-header span{font-size:1.75rem}
.rehber-ders-card .ders-footer{padding:.5rem .75rem;font-size:.8rem;color:var(--text-secondary);display:flex;justify-content:space-between;background:var(--surface)}
.rehber-quick{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem;margin:1rem 0}
@media(min-width:640px){.rehber-quick{grid-template-columns:repeat(4,1fr)}}
.rehber-quick a{display:flex;flex-direction:column;align-items:center;gap:.25rem;padding:.75rem .5rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);font-size:.75rem;text-align:center;color:var(--text);text-decoration:none;transition:background .2s}
.rehber-quick a:hover{background:var(--surface-alt)}
.rehber-quick a span:first-child{font-size:1.25rem}
.rehber-bu-hafta{background:var(--surface);border-left:4px solid var(--primary);border-radius:var(--radius);padding:1rem;margin-bottom:1rem;cursor:pointer;box-shadow:var(--shadow);transition:box-shadow .2s}
.rehber-bu-hafta:hover{box-shadow:var(--shadow-lg)}
.rehber-bu-hafta .hafta-label{font-size:.75rem;color:var(--primary);font-weight:600;margin-bottom:.25rem}
.rehber-bu-hafta h3{font-size:1rem;margin-bottom:.5rem}
.rehber-section{border-left:3px solid var(--border);padding-left:1rem;margin-bottom:1rem}
.rehber-section.expanded{border-left-color:var(--primary)}
.rehber-section-header{display:flex;align-items:center;gap:.5rem;padding:.5rem 0;cursor:pointer;font-weight:600;font-size:.9rem;border:none;background:none;width:100%;text-align:left;color:var(--text)}
.rehber-section-header:hover{color:var(--primary)}
.rehber-section-body{display:none;padding:.5rem 0}
.rehber-section-body.open{display:block}
.rehber-mat-card{display:flex;align-items:flex-start;gap:.75rem;padding:.75rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:.5rem;cursor:pointer;transition:background .2s,border-color .2s}
.rehber-mat-card:hover{background:var(--surface-alt);border-color:var(--primary-light)}
.rehber-mat-icon{font-size:1.25rem;flex-shrink:0;margin-top:2px}
.rehber-mat-body{flex:1;min-width:0}
.rehber-mat-body h4{font-size:.85rem;font-weight:600;margin-bottom:2px}
.rehber-mat-body p{font-size:.75rem;color:var(--text-secondary);margin:0}
.rehber-mat-page{font-size:.75rem;color:var(--primary);flex-shrink:0;text-decoration:none;font-weight:600}
.rehber-tek-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.75rem;margin-bottom:.5rem}
.rehber-tek-card h4{font-size:.85rem;font-weight:600;margin-bottom:.25rem;display:flex;align-items:center;justify-content:space-between}
.rehber-tek-nerede{background:var(--accent-light);color:#78350f;padding:2px 8px;border-radius:var(--radius-sm);font-size:.7rem;font-weight:600;display:inline-block;margin-top:.25rem}
.rehber-step{display:flex;align-items:flex-start;gap:.5rem;margin-bottom:.5rem}
.rehber-step-num{width:24px;height:24px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700;flex-shrink:0}
.rehber-olcme-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.75rem;margin-bottom:.5rem}
.rehber-olcme-card .olcme-header{display:flex;align-items:center;gap:.5rem;margin-bottom:.25rem}
.rehber-olcme-card .olcme-header span:first-child{font-size:1rem}
.rehber-olcme-card .olcme-header strong{font-size:.85rem}
.rehber-olcme-card p{font-size:.75rem;color:var(--text-secondary);margin:2px 0}
.rehber-week-nav{display:flex;align-items:center;justify-content:center;gap:1rem;margin-bottom:1rem}
.rehber-week-nav button{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.5rem;cursor:pointer;font-size:1rem}
.rehber-week-nav button:hover{background:var(--surface-alt)}
.rehber-pdf-controls{display:flex;align-items:center;gap:.5rem;margin-bottom:.75rem;flex-wrap:wrap}
.rehber-pdf-controls button{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.25rem .5rem;cursor:pointer;font-size:.8rem}
.rehber-pdf-canvas{width:100%;border:1px solid var(--border);border-radius:var(--radius);overflow:auto;background:#f5f5f5;min-height:300px;display:flex;justify-content:center}
.rehber-pdf-canvas canvas{max-width:100%;height:auto!important}
.nav-rehber{background:rgba(255,255,255,.15)!important;border-radius:var(--radius-sm);font-weight:600!important}