:root{--bg:#e8ecf1;--card-bg:#ffffff;--footer-bg:#606d80;--blue:#4a41ce;--blue-light:#736af4;--green:#27ae60;--orange:#e67e22;--red:#e74c3c;--text-dark:#2c3e50;--text-mid:#5a6a7d;--text-light:#8899aa;--text-white:#ffffff;--border:#d5dce6;--shadow:0 2px 12px rgba(44,62,80,0.08);--shadow-hover:0 12px 40px rgba(44,62,80,0.15);--radius:14px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Cairo',system-ui,sans-serif;background:var(--bg);color:var(--text-dark);min-height:100vh;-webkit-font-smoothing:antialiased}.page-enter{animation:fadeUp .45s cubic-bezier(.22,1,.36,1) forwards}.page-exit{animation:fadeOut .25s cubic-bezier(.55,0,1,.45) forwards}@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeOut{from{opacity:1}to{opacity:0;transform:translateY(-8px)}}.navbar{background:#ffffff;position:sticky;top:0;z-index:60;box-shadow:0 1px 0 rgba(0,0,0,0.06);transition:box-shadow .3s}.navbar.scrolled{box-shadow:0 2px 16px rgba(0,0,0,0.08)}.navbar-inner{display:flex;align-items:center;justify-content:space-between;padding:10px 28px}.nav-brand{display:flex;align-items:center;gap:11px;text-decoration:none;cursor:pointer}.nav-logo{width:40px;height:40px;background:linear-gradient(135deg,#4a41ce,#9b8aff);border-radius:11px;display:flex;align-items:center;justify-content:center;box-shadow:0 3px 12px rgba(74,65,206,0.3);position:relative;overflow:hidden}.nav-logo::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,transparent 40%,rgba(255,255,255,0.2) 50%,transparent 60%);animation:logoShine 4s ease-in-out infinite}@keyframes logoShine{0%,100%{transform:translateX(-100%) rotate(-45deg)}50%{transform:translateX(100%) rotate(-45deg)}}.nav-logo svg{width:22px;height:22px;color:white;position:relative;z-index:1}.nav-brand-text{font-size:18px;font-weight:800;color:var(--text-dark);letter-spacing:-0.3px}.nav-links{display:flex;align-items:center;gap:6px}.nav-link{padding:8px 16px;border-radius:8px;font-size:13px;font-weight:600;color:var(--text-mid);text-decoration:none;transition:all .2s;cursor:pointer;border:none;background:none;font-family:'Cairo',sans-serif}.nav-link:hover{background:#f0f4f8;color:var(--text-dark)}.nav-link.active{background:#edf2ff;color:var(--blue)}.nav-cta-btn{padding:8px 20px;border-radius:9px;font-size:13px;font-weight:700;color:white;background:linear-gradient(135deg,#4a41ce,#9b8aff);border:none;cursor:pointer;font-family:'Cairo',sans-serif;box-shadow:0 3px 10px rgba(74,65,206,0.25);transition:all .25s;margin-right:8px}.nav-cta-btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(74,65,206,0.3)}.nav-hamburger{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--border);background:white;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;padding:0;transition:all .2s}.nav-hamburger span{display:block;width:18px;height:2px;background:var(--text-dark);border-radius:2px;transition:all .3s}.nav-hamburger.open span:nth-child(1){transform:rotate(45deg) translate(4px,4px)}.nav-hamburger.open span:nth-child(2){opacity:0}.nav-hamburger.open span:nth-child(3){transform:rotate(-45deg) translate(4px,-4px)}@media (max-width:700px){.nav-hamburger{display:flex}.nav-links{position:absolute;top:100%;left:0;right:0;background:white;flex-direction:column;padding:0 16px 16px;gap:4px;box-shadow:0 8px 24px rgba(0,0,0,0.1);border-top:1px solid var(--border);display:none}.nav-links.mobile-open{display:flex}.nav-link,.nav-cta-btn{width:100%;text-align:center;margin:0}.nav-cta-btn{margin-top:4px}.navbar-inner{padding:10px 16px;position:relative}}.hero{background:linear-gradient(160deg,#1f1b63 0%,#4a41ce 30%,#736af4 60%,#4a41ce 100%);color:white;position:relative;overflow:hidden;min-height:380px}.hero-orb{position:absolute;border-radius:50%;pointer-events:none;filter:blur(60px);animation:orbFloat 8s ease-in-out infinite}.hero-orb.o1{width:300px;height:300px;background:rgba(0,210,255,0.15);top:-80px;right:10%;animation-delay:0s}.hero-orb.o2{width:200px;height:200px;background:rgba(108,92,231,0.12);bottom:-60px;left:5%;animation-delay:-3s}.hero-orb.o3{width:150px;height:150px;background:rgba(255,215,0,0.08);top:50%;left:40%;animation-delay:-5s}@keyframes orbFloat{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(15px,-20px) scale(1.1)}66%{transform:translate(-10px,15px) scale(0.95)}}.hero-grid-dots{position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(rgba(255,255,255,0.06) 1px,transparent 1px);background-size:32px 32px;mask-image:radial-gradient(ellipse 70% 60% at 50% 50%,black 20%,transparent 100%);-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 50%,black 20%,transparent 100%)}.hero-float{position:absolute;pointer-events:none;z-index:1;opacity:0.07;font-size:48px;animation:floatSign 10s ease-in-out infinite}.hero-float.f1{top:12%;right:6%;animation-delay:0s;font-size:60px}.hero-float.f2{bottom:18%;right:22%;animation-delay:-2s;font-size:42px}.hero-float.f3{top:28%;left:4%;animation-delay:-4s;font-size:38px}.hero-float.f4{bottom:8%;left:12%;animation-delay:-6s;font-size:46px}@keyframes floatSign{0%,100%{transform:translateY(0) rotate(0deg)}50%{transform:translateY(-15px) rotate(5deg)}}.hero-inner{display:flex;align-items:center;gap:48px;padding:56px 44px;position:relative;z-index:2}.hero-content{flex:1;min-width:0}.hero-badge{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.14);padding:7px 18px;border-radius:999px;font-size:12px;font-weight:600;margin-bottom:20px;backdrop-filter:blur(8px);animation:fadeUp .6s .1s cubic-bezier(.22,1,.36,1) both}.hero-badge-dot{width:7px;height:7px;border-radius:50%;background:#2ecc71;box-shadow:0 0 8px rgba(46,204,113,0.5);animation:dotPulse 2s ease-in-out infinite}@keyframes dotPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.5;transform:scale(0.6)}}.hero-title{font-size:38px;font-weight:800;line-height:1.25;margin-bottom:16px;letter-spacing:-0.6px;animation:fadeUp .6s .2s cubic-bezier(.22,1,.36,1) both}.hero-title .highlight{position:relative;background:linear-gradient(90deg,#ffd700,#ffa500,#ffd700);background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:shimmer 3s linear infinite}@keyframes shimmer{0%{background-position:0% center}100%{background-position:200% center}}.hero-desc{font-size:16px;font-weight:400;opacity:0.85;line-height:1.7;margin-bottom:28px;max-width:500px;animation:fadeUp .6s .3s cubic-bezier(.22,1,.36,1) both}.hero-btns{display:flex;gap:12px;align-items:center;flex-wrap:wrap;animation:fadeUp .6s .4s cubic-bezier(.22,1,.36,1) both}.hero-cta{display:inline-flex;align-items:center;gap:8px;background:white;color:#4a41ce;font-size:15px;font-weight:800;padding:14px 30px;border-radius:14px;border:none;cursor:pointer;font-family:'Cairo',sans-serif;box-shadow:0 4px 20px rgba(0,0,0,0.18);transition:all .3s cubic-bezier(.22,1,.36,1);position:relative;overflow:hidden}.hero-cta::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,transparent 30%,rgba(74,65,206,0.08) 50%,transparent 70%);transform:translateX(-100%);transition:transform .6s}.hero-cta:hover{transform:translateY(-3px);box-shadow:0 10px 32px rgba(0,0,0,0.22)}.hero-cta:hover::after{transform:translateX(100%)}.hero-cta svg{width:18px;height:18px}.hero-cta-sec{display:inline-flex;align-items:center;gap:8px;background:transparent;color:white;font-size:14px;font-weight:700;padding:13px 26px;border-radius:14px;border:2px solid rgba(255,255,255,0.3);cursor:pointer;font-family:'Cairo',sans-serif;transition:all .3s;backdrop-filter:blur(4px)}.hero-cta-sec:hover{background:rgba(255,255,255,0.1);border-color:rgba(255,255,255,0.5);transform:translateY(-2px)}.hero-cta-sec svg{width:16px;height:16px}.hero-stats{display:flex;gap:20px;margin-top:32px;animation:fadeUp .6s .5s cubic-bezier(.22,1,.36,1) both}.hero-stat{display:flex;align-items:center;gap:12px}.hero-stat-circle{width:58px;height:58px;border-radius:50%;border:2px solid rgba(255,255,255,0.25);display:flex;flex-direction:column;align-items:center;justify-content:center;background:rgba(255,255,255,0.06);backdrop-filter:blur(4px)}.hero-stat-num{font-size:14px;font-weight:800;line-height:1}.hero-stat-label{font-size:12px;font-weight:600;opacity:0.7}.hero-stat-sep{width:1px;height:28px;background:rgba(255,255,255,0.15)}.hero-image{flex-shrink:0;width:360px;position:relative;animation:fadeUp .6s .3s cubic-bezier(.22,1,.36,1) both}.hero-image img{width:100%;height:auto;border-radius:24px;box-shadow:0 16px 50px rgba(0,0,0,0.25);border:3px solid rgba(255,255,255,0.12)}.hero-image-glow{position:absolute;inset:-30px;background:radial-gradient(circle,rgba(0,210,255,0.2) 0%,transparent 70%);border-radius:40px;pointer-events:none;z-index:-1;animation:glowPulse 4s ease-in-out infinite}@keyframes glowPulse{0%,100%{opacity:0.6;transform:scale(1)}50%{opacity:1;transform:scale(1.05)}}.hero-img-badge{position:absolute;bottom:-12px;right:-10px;background:white;color:#4a41ce;padding:8px 16px;border-radius:12px;font-size:12px;font-weight:800;box-shadow:0 6px 20px rgba(0,0,0,0.15);display:flex;align-items:center;gap:6px;animation:bounceBadge 3s ease-in-out infinite;z-index:3}@keyframes bounceBadge{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}@media (max-width:900px){.hero-inner{flex-direction:column-reverse;text-align:center;padding:36px 24px;gap:24px}.hero-image{width:260px}.hero-title{font-size:28px}.hero-desc{margin:0 auto 24px}.hero-stats{justify-content:center}.hero-btns{justify-content:center}.hero-img-badge{right:10px;bottom:-10px}}@media (max-width:500px){.hero-inner{padding:28px 16px}.hero-image{width:200px}.hero-title{font-size:24px}.hero-desc{font-size:14px}.hero-stats{gap:14px}.hero-stat-circle{width:44px;height:44px}.hero-stat-num{font-size:15px}.hero-stat-label{font-size:11px}.hero-btns{flex-direction:column;width:100%}.hero-cta,.hero-cta-sec{width:100%;justify-content:center}}.section-label{padding:22px 28px 0;font-size:16px;font-weight:800;color:var(--text-dark);display:flex;align-items:center;gap:8px}.section-label .dot{width:7px;height:7px;border-radius:50%;background:var(--blue)}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:14px 28px 52px}@media (max-width:900px){.card-grid{grid-template-columns:repeat(2,1fr);gap:14px}}@media (max-width:500px){.card-grid{grid-template-columns:1fr;padding:14px 16px 40px}.section-label{padding:18px 16px 0}}.card{background:var(--card-bg);border-radius:var(--radius);overflow:hidden;cursor:pointer;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,0.04);transition:all .32s cubic-bezier(.22,1,.36,1);animation:cardPop .5s cubic-bezier(.22,1,.36,1) both}.card:nth-child(1){animation-delay:.03s}.card:nth-child(2){animation-delay:.06s}.card:nth-child(3){animation-delay:.09s}.card:nth-child(4){animation-delay:.12s}.card:nth-child(5){animation-delay:.15s}.card:nth-child(6){animation-delay:.18s}@keyframes cardPop{from{opacity:0;transform:translateY(20px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.card:hover{transform:translateY(-7px);box-shadow:var(--shadow-hover)}.card:active{transform:translateY(-2px);transition-duration:.1s}.card-img{height:175px;display:flex;align-items:center;justify-content:center;padding:16px;overflow:hidden;background:#f5f7fa}.card-img img{max-width:100%;max-height:100%;object-fit:contain;transition:transform .35s cubic-bezier(.22,1,.36,1)}.card:hover .card-img img{transform:scale(1.06)}.card-foot{background:var(--footer-bg);padding:13px 16px;display:flex;align-items:center;justify-content:space-between;direction:ltr}.card-foot-title{color:var(--text-white);font-size:14.5px;font-weight:700}.card-foot-count{background:rgba(255,255,255,0.2);color:var(--text-white);font-size:13px;font-weight:800;padding:3px 14px;border-radius:20px;min-width:28px;text-align:center}#app-nav{background:white;border-bottom:1px solid var(--border);box-shadow:0 1px 4px rgba(0,0,0,0.04)}.quiz-wrap{max-width:700px;margin:0 auto;padding:24px 20px 56px}.back-btn{display:inline-flex;align-items:center;gap:6px;color:var(--text-mid);font-size:14px;font-weight:600;padding:10px 18px;border-radius:10px;border:1px solid var(--border);background:white;cursor:pointer;font-family:'Cairo',sans-serif;box-shadow:var(--shadow);transition:all .2s;margin-bottom:20px}.back-btn:hover{background:#f7f9fb;color:var(--text-dark)}.prog-track{height:10px;background:#e0e5ec;border-radius:99px;overflow:hidden}.prog-fill{height:100%;background:linear-gradient(90deg,var(--blue),var(--blue-light));border-radius:99px;transition:width .5s cubic-bezier(.22,1,.36,1);position:relative}.prog-fill::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);animation:shine 2.5s infinite}@keyframes shine{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}.quiz-card{background:white;border-radius:18px;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,.04);overflow:hidden}.sign-area{background:linear-gradient(150deg,#f0f4f8,#e2e8f0);padding:32px;display:flex;align-items:center;justify-content:center;margin:20px;margin-bottom:0;border-radius:14px}.sign-area img{width:160px;height:160px;object-fit:contain;filter:drop-shadow(0 4px 10px rgba(0,0,0,.1))}.q-image-wrap{width:100%;border-radius:14px 14px 0 0;overflow:hidden;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f0f4f8 0%,#e8ecf1 100%);min-height:180px;position:relative}.q-image{width:100%;max-height:260px;object-fit:contain;display:block}.q-image-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:32px 20px;color:#a0b0c0;width:100%;min-height:180px;background:linear-gradient(160deg,#f4f7fa 0%,#e9eef4 50%,#f0f3f7 100%);border-bottom:2px dashed #d0d8e4;position:relative;overflow:hidden}.q-image-placeholder::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 50%,rgba(74,65,206,0.04) 0%,transparent 70%);pointer-events:none}.q-image-placeholder svg{opacity:0.5;transition:opacity .3s}.q-image-placeholder:hover svg{opacity:0.7}.q-image-placeholder span{font-size:13px;font-weight:600;color:#9aafc0;letter-spacing:0.3px}@media (max-width:500px){.q-image-wrap{min-height:140px}.q-image-placeholder{min-height:140px;padding:24px 16px}.q-image-placeholder svg{width:36px;height:36px}.q-image{max-height:200px}}.q-timer-bar{display:flex;align-items:center;gap:14px;padding:14px 22px;background:linear-gradient(135deg,#f8fafc 0%,#f0f4f8 100%);border-bottom:1px solid #e2e7ed;position:relative}.q-timer-circle{width:44px;height:44px;position:relative;flex-shrink:0}.q-timer-circle svg{width:44px;height:44px;transform:rotate(-90deg)}.q-timer-bg{fill:none;stroke:#e8ecf1;stroke-width:3}.q-timer-ring{fill:none;stroke:#4a41ce;stroke-width:3;stroke-linecap:round;transition:stroke-dashoffset 1s linear,stroke 0.5s ease}.q-timer-num{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;color:#4a41ce;transition:color 0.5s ease;font-family:'Cairo',sans-serif}.q-timer-fill{flex:1;height:6px;border-radius:3px;background:linear-gradient(90deg,#4a41ce,#736af4);transition:width 30s linear,background 0.5s ease}.q-timer-danger{animation:timerPulse 0.6s ease-in-out infinite}@keyframes timerPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.1)}}@media (max-width:500px){.q-timer-bar{padding:10px 16px;gap:10px}.q-timer-circle{width:38px;height:38px}.q-timer-circle svg{width:38px;height:38px}.q-timer-num{font-size:12px}.q-timer-fill{height:5px}}.q-text{font-size:19px;font-weight:700;color:var(--text-dark);line-height:1.55}.q-hint{display:inline-block;margin-top:10px;padding:5px 14px;background:linear-gradient(135deg,#fff3e0,#ffe0b2);color:#e65100;font-size:12px;font-weight:700;border-radius:8px;border:1px solid #ffcc80}.opt{transition:all .25s cubic-bezier(.22,1,.36,1);border:2px solid #e2e7ed;border-radius:12px;padding:14px 16px;background:white;cursor:pointer;display:flex;align-items:center;gap:12px}.opt:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(0,0,0,.06);border-color:#b5c4d4}.opt-ltr{width:36px;height:36px;border-radius:10px;border:2px solid #d0d8e2;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;color:var(--text-light);flex-shrink:0;background:#f8fafc;transition:all .25s}.opt-txt{font-size:14.5px;font-weight:600;color:var(--text-mid)}.opt.selected{border-color:var(--blue);background:#f0f6ff;box-shadow:0 0 0 3px rgba(74,65,206,.12)}.opt.selected .opt-ltr{background:var(--blue);border-color:var(--blue);color:white;box-shadow:0 3px 10px rgba(74,65,206,.3)}.opt.selected .opt-txt{color:var(--text-dark)}.opt.correct{border-color:var(--green);background:#edfcf2;box-shadow:0 0 0 3px rgba(39,174,96,.12)}.opt.incorrect{border-color:var(--red);background:#fdf3f3;box-shadow:0 0 0 3px rgba(231,76,60,.12)}.opt:nth-child(1){animation:oSlide .4s .04s cubic-bezier(.22,1,.36,1) both}.opt:nth-child(2){animation:oSlide .4s .08s cubic-bezier(.22,1,.36,1) both}.opt:nth-child(3){animation:oSlide .4s .12s cubic-bezier(.22,1,.36,1) both}.opt:nth-child(4){animation:oSlide .4s .16s cubic-bezier(.22,1,.36,1) both}@keyframes oSlide{from{opacity:0;transform:translateX(14px)}to{opacity:1;transform:translateX(0)}}.btn-main{background:linear-gradient(135deg,var(--blue),var(--blue-light));color:white;font-weight:700;font-size:15px;font-family:'Cairo',sans-serif;padding:13px 30px;border-radius:12px;border:none;cursor:pointer;box-shadow:0 4px 14px rgba(74,65,206,.28);transition:all .3s cubic-bezier(.22,1,.36,1);position:relative;overflow:hidden}.btn-main::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,transparent 35%,rgba(255,255,255,.15) 50%,transparent 65%);transform:translateX(-100%);transition:transform .6s}.btn-main:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(74,65,206,.32)}.btn-main:hover::after{transform:translateX(100%)}.btn-main:disabled{opacity:.4;cursor:not-allowed;box-shadow:none;transform:none}.btn-sec{background:white;color:var(--text-mid);font-weight:600;font-size:14px;font-family:'Cairo',sans-serif;padding:12px 24px;border-radius:10px;border:1px solid var(--border);cursor:pointer;transition:all .2s;box-shadow:var(--shadow)}.btn-sec:hover{background:#f7f9fb;color:var(--text-dark)}.res-wrap{max-width:700px;margin:0 auto;padding:24px 20px 56px}.res-card{background:white;border-radius:18px;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,.04);padding:36px 28px;text-align:center}.res-title{font-size:24px;font-weight:800;color:var(--text-dark);margin-bottom:24px}.score-ring{transition:stroke-dashoffset 1.4s cubic-bezier(.22,1,.36,1)}.s-val{font-size:34px;font-weight:900;color:var(--text-dark)}.s-pct{font-size:13px;font-weight:600;color:var(--text-light)}.g-exc{color:#27ae60}.g-gd{color:#4a41ce}.g-fr{color:#e67e22}.g-pr{color:#e74c3c}.res-detail{background:white;border-radius:18px;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,.04);padding:22px 24px;margin-top:16px}.ans-row{display:flex;align-items:flex-start;gap:12px;padding:14px;border-radius:12px;border:1px solid #e8edf2}.ans-row.ok{background:#f0faf3;border-color:#c3e8ce}.ans-row.no{background:#fdf3f3;border-color:#f0c4c4}.ans-ico{width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.ans-ico.ok{background:#d4f5dd;color:#27ae60}.ans-ico.no{background:#fddede;color:#e74c3c}#toast{background:var(--text-dark) !important;color:white !important;box-shadow:0 6px 24px rgba(0,0,0,.2)}.toast-visible{opacity:1 !important;transform:translateX(-50%) translateY(0) !important;pointer-events:auto !important}@keyframes confetti-fall{0%{transform:translateY(-100vh) rotate(0);opacity:1}100%{transform:translateY(100vh) rotate(720deg);opacity:0}}.confetti{position:fixed;top:0;border-radius:2px;animation:confetti-fall 3s ease-in forwards;pointer-events:none;z-index:99}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:#eef1f5}::-webkit-scrollbar-thumb{background:#c5cdd7;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#a8b4c0}::selection{background:rgba(74,65,206,.15)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.pdf-section{padding:0 28px 52px}@media (max-width:600px){.pdf-section{padding:0 16px 40px}}.pdf-section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:12px}.pdf-section-title-wrap{display:flex;align-items:center;gap:12px}.pdf-icon-wrap{width:42px;height:42px;border-radius:10px;background:#fff;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}.pdf-section-title{font-size:17px;font-weight:800;color:var(--text-dark)}.pdf-section-sub{font-size:12px;font-weight:500;color:var(--text-light);margin-top:-1px}.pdf-search-wrap{display:flex;align-items:center;gap:8px;background:white;border:1px solid var(--border);border-radius:10px;padding:8px 14px;min-width:200px;transition:all .2s;box-shadow:var(--shadow)}.pdf-search-wrap:focus-within{border-color:var(--blue);box-shadow:0 0 0 3px rgba(74,65,206,0.1)}.pdf-search-input{border:none;outline:none;font-family:'Cairo',sans-serif;font-size:13px;font-weight:600;color:var(--text-dark);background:transparent;width:100%}.pdf-search-input::placeholder{color:var(--text-light)}@media (max-width:600px){.pdf-search-wrap{min-width:100%;order:3}}.pdf-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}@media (max-width:900px){.pdf-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:500px){.pdf-grid{grid-template-columns:1fr}}.pdf-card{background:var(--card-bg);border-radius:var(--radius);border:1px solid rgba(0,0,0,0.04);box-shadow:var(--shadow);padding:18px;display:flex;align-items:flex-start;gap:14px;cursor:pointer;transition:all .3s cubic-bezier(.22,1,.36,1);animation:cardPop .5s cubic-bezier(.22,1,.36,1) both;position:relative}.pdf-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}.pdf-card:active{transform:translateY(-1px);transition-duration:.1s}.pdf-card-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.pdf-card-emoji{font-size:24px;line-height:1}.pdf-card-body{flex:1;min-width:0}.pdf-card-cat{font-size:11px;font-weight:700;text-transform:uppercase;margin-bottom:3px}.pdf-card-title{font-size:14px;font-weight:700;color:var(--text-dark);line-height:1.4;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.pdf-card-meta{display:flex;gap:14px;align-items:center}.pdf-meta-item{display:flex;align-items:center;gap:4px;font-size:11px;font-weight:600;color:var(--text-light)}.pdf-action-btn,.pdf-download-btn{width:38px;height:38px;border-radius:10px;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:all .25s;box-shadow:0 3px 10px rgba(0,0,0,0.12);align-self:center}.pdf-action-btn:hover,.pdf-download-btn:hover{transform:scale(1.08);box-shadow:0 5px 16px rgba(0,0,0,0.18)}.pdf-card-ready{border:1px solid transparent;transition:all .3s}.pdf-card-ready:hover{border-color:rgba(74,65,206,0.2)}.pdf-card-soon{opacity:0.7}.pdf-card-soon:hover{opacity:0.85}.pdf-meta-available{font-weight:700}.pdf-meta-coming{color:var(--text-light);font-style:italic}.pdf-skeleton{pointer-events:none}.pdf-skeleton-icon{width:48px;height:48px;border-radius:12px;background:linear-gradient(90deg,#e8ecf1 25%,#f0f3f7 50%,#e8ecf1 75%);background-size:200% 100%;animation:skeletonPulse 1.5s ease-in-out infinite;flex-shrink:0}.pdf-skeleton-lines{flex:1;display:flex;flex-direction:column;gap:8px;padding-top:6px}.pdf-skeleton-line{height:12px;border-radius:6px;background:linear-gradient(90deg,#e8ecf1 25%,#f0f3f7 50%,#e8ecf1 75%);background-size:200% 100%;animation:skeletonPulse 1.5s ease-in-out infinite}.pdf-skeleton-line.w80{width:80%}.pdf-skeleton-line.w50{width:50%}.series-header{background:linear-gradient(135deg,#4a41ce 0%,#3127a3 100%);color:white;position:sticky;top:0;z-index:50;box-shadow:0 2px 12px rgba(44,62,80,0.15)}.series-header-inner{display:flex;align-items:center;padding:14px 24px;gap:14px}.series-back-btn{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,0.15);border:1px solid rgba(255,255,255,0.12);color:white;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s;flex-shrink:0}.series-back-btn:hover{background:rgba(255,255,255,0.25)}.series-header-info{flex:1}.series-header-title{font-size:19px;font-weight:800}.series-header-sub{font-size:12px;font-weight:500;opacity:0.75;margin-top:-1px}.series-header-progress{display:flex;align-items:baseline;gap:2px;background:rgba(255,255,255,0.12);padding:8px 16px;border-radius:10px;border:1px solid rgba(255,255,255,0.08)}.shp-done{font-size:20px;font-weight:900}.shp-sep{font-size:14px;font-weight:600;opacity:0.6;margin:0 1px}.shp-total{font-size:14px;font-weight:700;opacity:0.7}.shp-label{font-size:11px;font-weight:600;opacity:0.6;margin-right:6px}.series-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding:20px 24px 52px}@media (max-width:900px){.series-grid{grid-template-columns:repeat(2,1fr);gap:12px}}@media (max-width:500px){.series-grid{grid-template-columns:1fr;padding:16px 14px 40px}.series-header-progress{display:none}}.s-card{background:#5e6d82;border-radius:12px;overflow:hidden;cursor:pointer;transition:all .3s cubic-bezier(.22,1,.36,1);box-shadow:0 2px 8px rgba(0,0,0,0.12);animation:cardPop .5s cubic-bezier(.22,1,.36,1) both;position:relative}.s-card:nth-child(3n+1){animation-delay:.03s}.s-card:nth-child(3n+2){animation-delay:.06s}.s-card:nth-child(3n+3){animation-delay:.09s}.s-card:hover{transform:translateY(-4px);box-shadow:0 10px 28px rgba(0,0,0,0.18)}.s-card:active{transform:translateY(-1px);transition-duration:.1s}.s-card-done{background:#5a7a6e}.s-card-top{display:flex;align-items:center;padding:14px 14px 10px;direction:ltr;position:relative}.s-card-icon{width:42px;height:42px;border-radius:10px;background:rgba(255,255,255,0.1);display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}.s-card-number{flex:1;text-align:center;font-size:44px;font-weight:900;color:rgba(255,255,255,0.85);line-height:1;margin:0 4px}.s-card-check{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;background:rgba(255,255,255,0.1);color:rgba(255,255,255,0.3);transition:all .3s}.s-card-check.done{background:#2ecc71;color:white;box-shadow:0 2px 8px rgba(46,204,113,0.35)}.s-card-check.started{background:rgba(243,156,18,0.25);color:#f39c12}.s-card-menu{position:absolute;top:10px;left:8px;width:28px;height:28px;border-radius:6px;background:transparent;border:none;color:rgba(255,255,255,0.4);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;font-family:'Cairo',sans-serif}.s-card-menu:hover{background:rgba(255,255,255,0.1);color:rgba(255,255,255,0.7)}.s-card-bottom{padding:6px 14px 12px;direction:ltr}.s-card-title{font-size:13px;font-weight:700;color:rgba(255,255,255,0.9);margin-bottom:6px;text-decoration:underline;text-decoration-color:rgba(255,255,255,0.25);text-underline-offset:3px}.s-card-meta{display:flex;align-items:center;justify-content:space-between}.s-card-score{font-size:13px;font-weight:800;color:rgba(255,255,255,0.75)}.s-card-dots{display:flex;gap:4px}.s-dot{width:8px;height:8px;border-radius:50%;transition:background .3s}.s-dot.filled{background:#f39c12;box-shadow:0 0 4px rgba(243,156,18,0.4)}.s-dot.empty{background:rgba(255,255,255,0.15)}.yt-section{padding:0 28px 52px}@media (max-width:600px){.yt-section{padding:0 16px 40px}}.yt-section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:12px}.yt-section-title-wrap{display:flex;align-items:center;gap:12px}.yt-yt-icon{width:42px;height:42px;border-radius:10px;background:#fff;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;flex-shrink:0}.yt-section-title{font-size:17px;font-weight:800;color:var(--text-dark)}.yt-section-sub{font-size:12px;font-weight:500;color:var(--text-light);margin-top:-1px}.yt-channel-btn{display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:10px;background:#ff0000;color:white;font-size:13px;font-weight:700;font-family:'Cairo',sans-serif;text-decoration:none;transition:all .25s;box-shadow:0 3px 10px rgba(255,0,0,0.2)}.yt-channel-btn:hover{background:#e60000;transform:translateY(-2px);box-shadow:0 6px 18px rgba(255,0,0,0.25)}.yt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}@media (max-width:900px){.yt-grid{grid-template-columns:repeat(2,1fr);gap:14px}}@media (max-width:500px){.yt-grid{grid-template-columns:1fr}}.yt-card{background:var(--card-bg);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:inherit;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,0.04);transition:all .3s cubic-bezier(.22,1,.36,1);animation:cardPop .5s cubic-bezier(.22,1,.36,1) both;display:block}.yt-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}.yt-thumb-wrap{position:relative;aspect-ratio:16 / 9;overflow:hidden;background:#e8ecf1}.yt-thumb{width:100%;height:100%;object-fit:cover;transition:transform .4s cubic-bezier(.22,1,.36,1)}.yt-card:hover .yt-thumb{transform:scale(1.05)}.yt-play-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,0.25);opacity:0;transition:opacity .3s}.yt-card:hover .yt-play-overlay{opacity:1}.yt-play-btn{width:54px;height:54px;border-radius:50%;background:rgba(255,0,0,0.9);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(0,0,0,0.3);transition:transform .3s}.yt-card:hover .yt-play-btn{transform:scale(1.1)}.yt-card-info{padding:14px 16px}.yt-card-title{font-size:14px;font-weight:700;color:var(--text-dark);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:6px}.yt-card-date{font-size:12px;font-weight:500;color:var(--text-light)}.yt-skeleton .yt-thumb-wrap,.yt-skeleton-thumb{width:100%;height:100%;background:linear-gradient(90deg,#e8ecf1 25%,#f0f3f7 50%,#e8ecf1 75%);background-size:200% 100%;animation:skeletonPulse 1.5s ease-in-out infinite}.yt-skeleton-line{height:12px;border-radius:6px;background:linear-gradient(90deg,#e8ecf1 25%,#f0f3f7 50%,#e8ecf1 75%);background-size:200% 100%;animation:skeletonPulse 1.5s ease-in-out infinite;margin-bottom:8px}.yt-skeleton-line.w80{width:80%}.yt-skeleton-line.w60{width:60%}@keyframes skeletonPulse{0%{background-position:200% 0}100%{background-position:-200% 0}}.yt-modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s}.yt-modal.open{opacity:1}.yt-modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,0.75);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}.yt-modal-content{position:relative;width:90%;max-width:900px;background:white;border-radius:18px;overflow:hidden;box-shadow:0 24px 80px rgba(0,0,0,0.35);transform:scale(0.92) translateY(20px);transition:transform .35s cubic-bezier(.22,1,.36,1)}.yt-modal.open .yt-modal-content{transform:scale(1) translateY(0)}.yt-modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border);direction:ltr}.yt-modal-title{font-size:15px;font-weight:700;color:var(--text-dark);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-left:12px}.yt-modal-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--border);background:white;color:var(--text-mid);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;flex-shrink:0}.yt-modal-close:hover{background:#f7f9fb;color:var(--text-dark)}.yt-modal-player{position:relative;width:100%;padding-top:56.25%;background:#000}.yt-modal-player iframe{position:absolute;top:0;left:0;width:100%;height:100%}@media (max-width:600px){.yt-modal-content{width:96%;border-radius:14px}.yt-modal-title{font-size:13px}.yt-modal-header{padding:12px 14px}}.site-footer{background:#111827;color:rgba(255,255,255,0.75);position:relative;direction:ltr}.footer-top-line{height:3px;background:linear-gradient(90deg,#4a41ce,#9b8aff,#ffd700,#4a41ce);background-size:300% 100%;animation:footerLine 6s linear infinite}@keyframes footerLine{0%{background-position:0% 0}100%{background-position:300% 0}}.footer-inner{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:0;padding:48px 40px 36px;max-width:1200px;margin:0 auto}.footer-brand-col{padding-left:40px;border-left:1px solid rgba(255,255,255,0.07)}.footer-links-col{padding:0 24px;border-left:1px solid rgba(255,255,255,0.07)}.footer-links-col:last-child{border-left:none;padding-left:0}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}.footer-logo{width:38px;height:38px;background:linear-gradient(135deg,#4a41ce,#9b8aff);border-radius:10px;display:flex;align-items:center;justify-content:center;box-shadow:0 3px 12px rgba(74,65,206,0.35);flex-shrink:0}.footer-brand-name{font-size:16px;font-weight:800;color:white;letter-spacing:-0.2px}.footer-desc{font-size:13px;line-height:1.8;color:rgba(255,255,255,0.45);margin-bottom:22px;max-width:300px}.footer-social{display:flex;gap:8px}.footer-social-btn{width:36px;height:36px;border-radius:9px;background:rgba(255,255,255,0.07);border:1px solid rgba(255,255,255,0.08);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,0.5);text-decoration:none;transition:all .25s}.footer-social-btn:hover{background:rgba(74,65,206,0.25);border-color:rgba(74,65,206,0.4);color:white;transform:translateY(-2px)}.footer-col-title{font-size:11px;font-weight:800;color:rgba(255,255,255,0.35);text-transform:uppercase;letter-spacing:1px;margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid rgba(255,255,255,0.07)}.footer-link{display:flex;align-items:center;gap:6px;font-size:13.5px;font-weight:500;color:rgba(255,255,255,0.55);text-decoration:none;padding:5px 0;transition:all .2s;line-height:1.4}.footer-link::before{content:'';width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,0.2);flex-shrink:0;transition:background .2s}.footer-link:hover{color:white;transform:translateX(-3px)}.footer-link:hover::before{background:#4a41ce}.footer-bottom{border-top:1px solid rgba(255,255,255,0.06);padding:18px 40px;display:flex;align-items:center;justify-content:space-between;font-size:12px;color:rgba(255,255,255,0.3);max-width:1200px;margin:0 auto}.footer-credit{display:flex;align-items:center;gap:4px}.footer-credit strong{color:rgba(255,255,255,0.65);font-weight:700}.footer-heart{animation:heartBeat 1.5s ease-in-out infinite;display:inline-block}@keyframes heartBeat{0%,100%{transform:scale(1)}50%{transform:scale(1.25)}}@media (max-width:900px){.footer-inner{grid-template-columns:1fr 1fr;gap:0;padding:36px 24px 28px}.footer-brand-col{grid-column:1 / -1;padding-left:0;border-left:none;padding-bottom:28px;margin-bottom:8px;border-bottom:1px solid rgba(255,255,255,0.07)}.footer-links-col{padding:20px 0;border-left:none;border-top:none}.footer-links-col:nth-child(2){padding-right:20px;border-left:1px solid rgba(255,255,255,0.07)}.footer-bottom{padding:16px 24px}}@media (max-width:600px){.footer-inner{grid-template-columns:1fr;padding:28px 20px 20px}.footer-brand-col{padding-bottom:24px}.footer-links-col{padding:16px 0 0}.footer-links-col:nth-child(2){padding-right:0;border-left:none}.footer-bottom{flex-direction:column;gap:6px;text-align:center;padding:16px 20px}}.wa-feedback-btn{position:fixed;bottom:24px;left:24px;display:flex;align-items:center;gap:10px;padding:14px 22px 14px 18px;background:linear-gradient(135deg,#25D366,#128C7E);border:none;border-radius:60px;color:white;text-decoration:none;font-family:'Cairo',sans-serif;font-size:14px;font-weight:700;cursor:pointer;z-index:999;box-shadow:0 6px 28px rgba(37,211,102,0.45),0 2px 8px rgba(0,0,0,0.12);transition:all .35s cubic-bezier(.22,1,.36,1);outline:none;overflow:hidden;direction:ltr;animation:waFeedbackEntrance 0.8s cubic-bezier(.22,1,.36,1) 1s both,waAttention 4s ease-in-out 2s infinite}@keyframes waFeedbackEntrance{from{opacity:0;transform:translateY(30px) scale(0.9)}to{opacity:1;transform:translateY(0) scale(1)}}.wa-feedback-btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient( 90deg,transparent,rgba(255,255,255,0.2),transparent );animation:waShimmer 3s ease-in-out infinite}@keyframes waShimmer{0%,100%{left:-100%}50%{left:100%}}.wa-feedback-btn:hover{transform:translateY(-3px) scale(1.04);box-shadow:0 10px 40px rgba(37,211,102,0.55),0 4px 14px rgba(0,0,0,0.15)}.wa-feedback-btn:active{transform:translateY(-1px) scale(1.01)}.wa-feedback-icon{width:22px;height:22px;flex-shrink:0;filter:drop-shadow(0 1px 2px rgba(0,0,0,0.15));animation:waIconBounce 3s ease-in-out infinite}@keyframes waIconBounce{0%,100%{transform:scale(1)}15%{transform:scale(1.2) rotate(-8deg)}30%{transform:scale(1) rotate(0deg)}}.wa-feedback-text{white-space:nowrap;letter-spacing:-0.2px;text-shadow:0 1px 2px rgba(0,0,0,0.15);position:relative}.wa-feedback-arrow{display:flex;align-items:center;animation:waArrowSlide 2s ease-in-out infinite;opacity:0.85}@keyframes waArrowSlide{0%,100%{transform:translateX(0)}50%{transform:translateX(-4px)}}.wa-feedback-pulse{position:absolute;inset:-5px;border-radius:60px;border:2px solid rgba(37,211,102,0.5);animation:waPulse 2.8s ease-in-out infinite;pointer-events:none}.wa-feedback-pulse-2{animation-delay:1.4s}@keyframes waPulse{0%,100%{transform:scale(1);opacity:0.7}50%{transform:scale(1.08);opacity:0}}@keyframes waAttention{0%,100%{transform:scale(1) rotate(0deg);box-shadow:0 6px 28px rgba(37,211,102,0.45),0 2px 8px rgba(0,0,0,0.12)}10%{transform:scale(1.06) rotate(-3deg)}20%{transform:scale(1.06) rotate(3deg)}30%{transform:scale(1.04) rotate(-2deg)}40%{transform:scale(1.04) rotate(2deg)}50%{transform:scale(1.08) rotate(0deg);box-shadow:0 12px 40px rgba(37,211,102,0.7),0 4px 16px rgba(0,0,0,0.15)}70%{transform:scale(1) rotate(0deg)}}@media (max-width:600px){.wa-feedback-btn{bottom:16px;left:16px;padding:12px 18px 12px 14px;font-size:12px;gap:8px;border-radius:50px}.wa-feedback-icon{width:18px;height:18px}.wa-feedback-arrow svg{width:14px !important;height:14px !important}}@media (max-width:380px){.wa-feedback-text{display:none}.wa-feedback-arrow{display:none}.wa-feedback-btn{padding:14px;border-radius:50%;width:52px;height:52px;justify-content:center;left:16px}.wa-feedback-icon{width:24px;height:24px}}.card-updating{position:relative;cursor:default;opacity:0.88}.card-updating:hover{transform:none !important;box-shadow:var(--shadow) !important}.card-update-badge{position:absolute;top:12px;right:12px;left:12px;background:linear-gradient(135deg,rgba(74,65,206,0.92),rgba(155,138,255,0.88));color:white;font-size:12px;font-weight:700;padding:8px 14px;border-radius:10px;display:flex;align-items:center;gap:7px;z-index:3;text-align:center;justify-content:center;backdrop-filter:blur(6px);box-shadow:0 4px 16px rgba(74,65,206,0.35);animation:updateBadgePulse 2.5s ease-in-out infinite;font-family:'Cairo',sans-serif;direction:ltr}.card-update-icon{font-size:14px;animation:updateSpin 2s linear infinite;display:inline-block}@keyframes updateSpin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}@keyframes updateBadgePulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.88;transform:scale(1.015)}}.lesson-reader-header{background:linear-gradient(135deg,#1a1a2e 0%,#1f1b3e 50%,#2a1f6e 100%);color:white;position:sticky;top:0;z-index:50;box-shadow:0 4px 20px rgba(0,0,0,0.2)}.lesson-reader-header-inner{display:flex;align-items:center;gap:14px;padding:16px 24px;max-width:900px;margin:0 auto}.lesson-reader-back{width:40px;height:40px;border-radius:12px;border:1px solid rgba(255,255,255,0.15);background:rgba(255,255,255,0.08);display:flex;align-items:center;justify-content:center;cursor:pointer;color:white;transition:all .2s;flex-shrink:0;backdrop-filter:blur(4px)}.lesson-reader-back:hover{background:rgba(255,255,255,0.15);transform:translateX(2px)}.lesson-reader-hinfo{flex:1;min-width:0}.lesson-reader-htitle{font-size:17px;font-weight:800;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lesson-reader-hsub{font-size:12px;font-weight:500;opacity:0.65;margin-top:2px}.lesson-reader-progress-ring{position:relative;width:44px;height:44px;flex-shrink:0}.lesson-ring-svg{width:100%;height:100%;transform:rotate(-90deg)}.lesson-ring-bg{fill:none;stroke:rgba(255,255,255,0.12);stroke-width:3}.lesson-ring-fg{fill:none;stroke-width:3;stroke-linecap:round;transition:stroke-dasharray .6s ease}.lesson-ring-text{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:800;color:white}.lesson-reader-pbar-wrap{height:3px;background:rgba(255,255,255,0.08)}.lesson-reader-pbar{height:100%;border-radius:0 3px 3px 0;transition:width .6s cubic-bezier(.22,1,.36,1)}.lesson-reader-body{max-width:900px;margin:0 auto;padding:20px 24px 60px;display:flex;flex-direction:column;gap:12px}.lesson-section{background:var(--card-bg);border-radius:16px;box-shadow:0 2px 12px rgba(44,62,80,0.06);border:1px solid var(--border);overflow:hidden;transition:all .3s;animation:fadeUp .45s cubic-bezier(.22,1,.36,1) both}.lesson-section:hover{box-shadow:0 4px 20px rgba(44,62,80,0.1)}.lesson-section.expanded{box-shadow:0 6px 28px rgba(44,62,80,0.12);border-color:rgba(74,65,206,0.2)}.lesson-section.read .lesson-section-toggle{background:linear-gradient(135deg,#f0fdf4,#ecfdf5)}.lesson-section-toggle{width:100%;display:flex;align-items:center;gap:14px;padding:18px 20px;background:transparent;border:none;cursor:pointer;font-family:'Cairo',sans-serif;text-align:right;transition:background .2s}.lesson-section-toggle:hover{background:rgba(74,65,206,0.03)}.lesson-section-num{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:900;flex-shrink:0;transition:all .3s}.lesson-section-info{flex:1;min-width:0}.lesson-section-title{font-size:16px;font-weight:800;color:var(--text-dark);line-height:1.3}.lesson-section-subtitle{font-size:12px;font-weight:500;color:var(--text-light);margin-top:2px}.lesson-section-icon{flex-shrink:0}.lesson-section-emoji{font-size:22px}.lesson-section-chevron{flex-shrink:0;color:var(--text-light);transition:transform .3s cubic-bezier(.22,1,.36,1)}.lesson-section.expanded .lesson-section-chevron{transform:rotate(180deg)}.lesson-section-content{padding:0 20px 20px;animation:fadeUp .3s ease both}.lesson-section-desc{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;background:linear-gradient(135deg,#f0f4ff,#eef2ff);border-radius:12px;margin-bottom:16px;border:1px solid rgba(74,65,206,0.1)}.lesson-desc-icon{font-size:20px;flex-shrink:0;margin-top:2px}.lesson-section-desc p{font-size:14px;font-weight:600;color:var(--text-mid);line-height:1.6;margin:0}.lesson-rules{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}.lesson-rule{display:flex;align-items:center;gap:10px;padding:10px 14px;background:#fffbeb;border-radius:10px;border:1px solid #fef3c7}.lesson-rule-badge{font-size:11px;font-weight:800;padding:4px 10px;border-radius:6px;flex-shrink:0;white-space:nowrap}.lesson-rule-text{font-size:13px;font-weight:600;color:var(--text-dark);line-height:1.5}.lesson-items{display:flex;flex-direction:column;gap:10px}.lesson-item{display:flex;align-items:flex-start;gap:14px;padding:14px 16px;background:#fafbfc;border-radius:12px;border:1px solid var(--border);transition:all .25s;animation:fadeUp .3s cubic-bezier(.22,1,.36,1) both;cursor:default}.lesson-item:hover{background:#f5f7fa;border-color:rgba(74,65,206,0.15);transform:translateX(-4px);box-shadow:0 4px 14px rgba(44,62,80,0.06)}.lesson-item-icon{width:42px;height:42px;border-radius:10px;border:1px solid;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;transition:transform .2s}.lesson-item:hover .lesson-item-icon{transform:scale(1.1)}.lesson-item-body{flex:1;min-width:0}.lesson-item-title{font-size:15px;font-weight:800;color:var(--text-dark);margin-bottom:4px}.lesson-item-desc{font-size:13px;font-weight:500;color:var(--text-mid);line-height:1.6}.lesson-mark-read-btn{display:block;width:100%;margin-top:18px;padding:12px;border-radius:12px;border:none;color:white;font-size:14px;font-weight:700;font-family:'Cairo',sans-serif;cursor:pointer;transition:all .25s;box-shadow:0 3px 10px rgba(0,0,0,0.12)}.lesson-mark-read-btn:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(0,0,0,0.18)}.lesson-mark-read-btn:active{transform:translateY(0)}.lesson-complete-banner{display:flex;align-items:center;gap:16px;padding:20px 24px;background:linear-gradient(135deg,#ecfdf5,#d1fae5);border:2px solid #6ee7b7;border-radius:16px;animation:fadeUp .5s .2s cubic-bezier(.22,1,.36,1) both}.lesson-complete-icon{font-size:36px;animation:bounceBadge 2s ease-in-out infinite}.lesson-complete-text{font-size:16px;font-weight:800;color:#065f46}@media (max-width:700px){.lesson-reader-header-inner{padding:14px 16px;gap:10px}.lesson-reader-htitle{font-size:14px}.lesson-reader-body{padding:14px 12px 50px;gap:10px}.lesson-section-toggle{padding:14px 14px;gap:10px}.lesson-section-num{width:36px;height:36px;font-size:14px}.lesson-section-title{font-size:14px}.lesson-section-emoji{font-size:18px}.lesson-section-content{padding:0 14px 14px}.lesson-item{padding:12px;gap:10px}.lesson-item-icon{width:36px;height:36px;font-size:16px}.lesson-item-title{font-size:13px}.lesson-item-desc{font-size:12px}.lesson-reader-progress-ring{width:38px;height:38px}}.signs-header{background:linear-gradient(135deg,#1f1b63 0%,#3127a3 50%,#4a41ce 100%);padding:0;position:sticky;top:0;z-index:30;box-shadow:0 4px 20px rgba(26,58,108,0.25)}.signs-header-inner{max-width:700px;margin:0 auto;padding:18px 20px;display:flex;align-items:center;gap:14px}.signs-back-btn{width:38px;height:38px;border-radius:12px;border:1.5px solid rgba(255,255,255,0.25);background:rgba(255,255,255,0.1);color:white;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;flex-shrink:0;backdrop-filter:blur(4px)}.signs-back-btn:hover{background:rgba(255,255,255,0.2);border-color:rgba(255,255,255,0.4)}.signs-header-info{flex:1}.signs-header-title{font-size:18px;font-weight:800;color:white}.signs-header-sub{font-size:12px;font-weight:600;color:rgba(255,255,255,0.7);margin-top:2px}.signs-header-icon{font-size:32px;filter:drop-shadow(0 2px 6px rgba(0,0,0,0.2))}.signs-grid{max-width:700px;margin:0 auto;padding:20px 20px 40px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}@media (max-width:600px){.signs-grid{grid-template-columns:repeat(2,1fr);padding:16px 16px 36px;gap:12px}}@media (max-width:380px){.signs-grid{grid-template-columns:1fr}}.sign-cat-card{background:white;border-radius:16px;overflow:hidden;cursor:pointer;box-shadow:0 2px 12px rgba(0,0,0,0.06);border:1px solid rgba(0,0,0,0.05);transition:all .3s cubic-bezier(.22,1,.36,1);animation:cardPop .5s cubic-bezier(.22,1,.36,1) both;display:flex;flex-direction:column;position:relative}.sign-cat-card:hover{transform:translateY(-5px);box-shadow:0 8px 28px rgba(0,0,0,0.12)}.sign-cat-card:active{transform:translateY(-2px);transition-duration:.1s}.sign-cat-icon-wrap{padding:20px 16px 14px;display:flex;align-items:center;justify-content:center}.sign-cat-svg{width:56px;height:56px;filter:drop-shadow(0 3px 6px rgba(0,0,0,0.12));transition:transform .3s cubic-bezier(.22,1,.36,1)}.sign-cat-card:hover .sign-cat-svg{transform:scale(1.1)}.sign-cat-svg svg{width:100%;height:100%}.sign-cat-body{padding:0 14px 16px;text-align:center}.sign-cat-title{font-size:13.5px;font-weight:700;color:var(--text-dark);line-height:1.4;margin-bottom:4px}.sign-cat-count{font-size:11px;font-weight:600;color:var(--text-light)}.sign-cat-menu{position:absolute;top:8px;left:8px;width:28px;height:28px;border-radius:8px;border:none;background:transparent;color:var(--text-light);font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;opacity:0}.sign-cat-card:hover .sign-cat-menu{opacity:1}.sign-cat-menu:hover{background:rgba(0,0,0,0.05)}.signs-detail-header{padding:0;position:sticky;top:0;z-index:30;box-shadow:0 4px 20px rgba(0,0,0,0.2)}.signs-detail-header-inner{max-width:700px;margin:0 auto;padding:18px 20px;display:flex;align-items:center;gap:14px}.signs-detail-back{width:38px;height:38px;border-radius:12px;border:1.5px solid rgba(255,255,255,0.3);background:rgba(255,255,255,0.15);color:white;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;flex-shrink:0;backdrop-filter:blur(4px)}.signs-detail-back:hover{background:rgba(255,255,255,0.25);border-color:rgba(255,255,255,0.5)}.signs-detail-hinfo{flex:1}.signs-detail-htitle{font-size:18px;font-weight:800;color:white}.signs-detail-hsub{font-size:12px;font-weight:600;color:rgba(255,255,255,0.75);margin-top:2px}.signs-detail-svg{width:44px;height:44px;filter:drop-shadow(0 2px 8px rgba(0,0,0,0.25))}.signs-detail-svg svg{width:100%;height:100%}.signs-detail-desc{max-width:700px;margin:20px auto 0;padding:0 20px;display:flex;align-items:flex-start;gap:14px;background:white;margin-left:auto;margin-right:auto;border-radius:14px;padding:16px 18px;max-width:660px;box-shadow:0 2px 10px rgba(0,0,0,0.05);border:1px solid rgba(0,0,0,0.04);animation:fadeUp .4s cubic-bezier(.22,1,.36,1) both}.signs-detail-desc-icon{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}.signs-detail-desc-text{font-size:13.5px;font-weight:600;color:var(--text-mid);line-height:1.7;margin:0}.signs-detail-list{max-width:660px;margin:16px auto 0;padding:0 20px 20px;display:flex;flex-direction:column;gap:10px}.signs-detail-item{background:white;border-radius:14px;padding:14px 16px;display:flex;align-items:center;gap:12px;box-shadow:0 2px 8px rgba(0,0,0,0.04);border:1px solid rgba(0,0,0,0.04);transition:all .25s cubic-bezier(.22,1,.36,1);animation:oSlide .4s cubic-bezier(.22,1,.36,1) both}.signs-detail-item:hover{transform:translateX(-4px);box-shadow:0 4px 16px rgba(0,0,0,0.08)}.signs-detail-item-num{width:30px;height:30px;border-radius:8px;border:1.5px solid;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;flex-shrink:0}.sign-img-container{width:52px;height:52px;border-radius:12px;border:1.5px solid;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden;background:white}.sign-img{width:100%;height:100%;object-fit:contain;display:block}.sign-img-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;border-radius:10px}.sign-img-placeholder-svg{width:32px;height:32px;opacity:0.6}.signs-detail-item-body{flex:1;min-width:0}.signs-detail-item-title{font-size:14px;font-weight:700;color:var(--text-dark);margin-bottom:3px}.signs-detail-item-desc{font-size:12.5px;font-weight:500;color:var(--text-light);line-height:1.5}.signs-detail-footer{max-width:660px;margin:8px auto 32px;padding:0 20px}.signs-detail-footer{background:linear-gradient(135deg,#f0f7ff,#e8f4fd);border-radius:14px;padding:16px 18px;display:flex;align-items:center;gap:12px;border:1px solid rgba(74,65,206,0.1);animation:fadeUp .4s .2s cubic-bezier(.22,1,.36,1) both}.signs-detail-footer-icon{font-size:24px;flex-shrink:0}.signs-detail-footer-text{font-size:13px;font-weight:600;color:var(--text-mid);line-height:1.6}@media (max-width:500px){.signs-header-inner,.signs-detail-header-inner{padding:14px 16px}.signs-header-title,.signs-detail-htitle{font-size:16px}.signs-detail-desc{margin:14px 16px 0;padding:14px}.signs-detail-list{padding:0 16px 16px;margin-top:12px;gap:8px}.signs-detail-item{padding:12px 14px;gap:10px}.sign-img-container{width:42px;height:42px}.sign-img-placeholder-svg{width:26px;height:26px}.signs-detail-item-num{width:26px;height:26px;font-size:11px}.signs-detail-item-title{font-size:13px}.signs-detail-item-desc{font-size:12px}.sign-cat-svg{width:46px;height:46px}.sign-cat-title{font-size:12.5px}.signs-detail-footer{margin:8px 16px 28px}}.sq-wrap{background:linear-gradient(155deg,#4a3675 0%,#5e468a 25%,#7b5ea8 50%,#6a4f95 75%,#4a3675 100%);height:100vh;max-height:100vh;display:flex;flex-direction:column;direction:ltr;font-family:'Cairo',sans-serif;position:relative;overflow:hidden}.sq-wrap::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");pointer-events:none;z-index:0}.sq-wrap>*{position:relative;z-index:1}.sq-topbar{display:flex;justify-content:space-between;align-items:center;padding:8px 18px;background:rgba(0,0,0,0.25);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,0.08);color:white}.sq-topbar-brand{display:flex;align-items:center;gap:10px}.sq-topbar-logo{width:32px;height:32px;background:linear-gradient(135deg,#4a41ce,#9b8aff);border-radius:8px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px rgba(74,65,206,0.35)}.sq-topbar-logo svg{width:18px;height:18px;color:white}.sq-topbar-name{font-size:15px;font-weight:800;letter-spacing:-0.3px}.sq-topbar-center{position:absolute;left:50%;transform:translateX(-50%)}.sq-series-label{color:#ffd700;font-size:14px;font-weight:700;text-shadow:0 1px 4px rgba(0,0,0,0.3)}.sq-series-label strong{font-size:18px}.sq-topbar-stats{display:flex;gap:6px;align-items:center}.sq-stat-pill{display:flex;align-items:center;gap:4px;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:800;backdrop-filter:blur(6px)}.sq-stat-pill.correct{background:rgba(39,174,96,0.25);border:1px solid rgba(39,174,96,0.4);color:#6deca0}.sq-stat-pill.wrong{background:rgba(231,76,60,0.25);border:1px solid rgba(231,76,60,0.4);color:#f5a4a0}.sq-stat-pill.neutral{background:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.2);color:white}.sq-stat-icon{font-size:11px;font-weight:900}.sq-main{flex:1;display:flex;gap:6px;padding:6px 8px;min-height:0}.sq-left-sidebar{width:52px;display:flex;flex-direction:column;gap:6px;padding:8px 6px;background:rgba(0,0,0,0.18);backdrop-filter:blur(8px);border-radius:12px;border:1px solid rgba(255,255,255,0.06);align-items:center}.sq-nav-btn{width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,0.15);background:linear-gradient(145deg,rgba(255,255,255,0.12),rgba(255,255,255,0.04));color:rgba(255,255,255,0.85);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all 0.25s cubic-bezier(.22,1,.36,1);box-shadow:0 2px 6px rgba(0,0,0,0.15)}.sq-nav-btn svg{width:18px;height:18px}.sq-nav-btn:hover{background:linear-gradient(145deg,rgba(255,255,255,0.22),rgba(255,255,255,0.1));transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.2);color:white}.sq-sidebar-sep{width:28px;height:1px;background:rgba(255,255,255,0.1);margin:2px 0}.sq-nav-skip{margin-top:auto}.sq-sidebar-timer{margin:4px 0}.sq-timer-ring-wrap{width:44px;height:44px;position:relative}.sq-timer-ring-wrap svg{width:100%;height:100%;transform:rotate(-90deg)}.sq-timer-track{fill:none;stroke:rgba(255,255,255,0.1);stroke-width:3}.sq-timer-fill-ring{fill:none;stroke:#2ecc71;stroke-width:3;stroke-linecap:round;transition:stroke-dashoffset 1s linear,stroke 0.3s;filter:drop-shadow(0 0 4px rgba(46,204,113,0.4))}.sq-timer-num{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:900;color:white;text-shadow:0 1px 3px rgba(0,0,0,0.3)}.sq-timer-ring-wrap.danger{animation:timerAlarm 0.6s ease-in-out infinite}.sq-timer-ring-wrap.warning{animation:timerWarn 1s ease-in-out infinite}@keyframes timerAlarm{0%{transform:scale(1) rotate(0deg);filter:drop-shadow(0 0 0px rgba(231,76,60,0))}20%{transform:scale(1.18) rotate(-4deg);filter:drop-shadow(0 0 12px rgba(231,76,60,0.9))}40%{transform:scale(1.18) rotate(4deg);filter:drop-shadow(0 0 16px rgba(231,76,60,1))}60%{transform:scale(1.12) rotate(-3deg);filter:drop-shadow(0 0 10px rgba(231,76,60,0.7))}80%{transform:scale(1.12) rotate(3deg);filter:drop-shadow(0 0 14px rgba(231,76,60,0.8))}100%{transform:scale(1) rotate(0deg);filter:drop-shadow(0 0 0px rgba(231,76,60,0))}}@keyframes timerWarn{0%,100%{filter:drop-shadow(0 0 0px rgba(230,126,34,0))}50%{filter:drop-shadow(0 0 8px rgba(230,126,34,0.7))}}.sq-nav-pause{margin-top:4px}.sq-center{flex:1;display:flex;flex-direction:column;gap:6px;min-width:0;min-height:0}.sq-image-panel{flex:1;background:linear-gradient(145deg,#1a2a3e,#243b55);border-radius:14px;overflow:hidden;display:flex;align-items:center;justify-content:center;min-height:0;position:relative;border:2px solid rgba(255,255,255,0.06);box-shadow:inset 0 2px 20px rgba(0,0,0,0.3),0 4px 20px rgba(0,0,0,0.2)}.sq-scenario-img{width:100%;height:100%;object-fit:contain}.sq-scenario-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:rgba(255,255,255,0.5);text-align:center;position:relative}.sq-ph-glow{position:absolute;width:150px;height:150px;background:radial-gradient(circle,rgba(74,65,206,0.15) 0%,transparent 70%);border-radius:50%;animation:glowPulse 3s ease-in-out infinite}.sq-ph-icon svg{opacity:0.3;stroke:rgba(255,255,255,0.6)}.sq-ph-text{font-size:18px;font-weight:800;color:rgba(255,255,255,0.6);letter-spacing:1px}.sq-ph-sub{font-size:12px;font-weight:600;color:rgba(255,255,255,0.35)}.sq-q-float-badge{position:absolute;top:12px;left:12px;background:rgba(0,0,0,0.55);backdrop-filter:blur(8px);color:white;padding:6px 14px;border-radius:20px;font-size:16px;font-weight:900;border:1px solid rgba(255,255,255,0.12);box-shadow:0 4px 12px rgba(0,0,0,0.25)}.sq-q-float-badge span{font-size:12px;font-weight:600;opacity:0.6}.sq-question-panel{background:linear-gradient(180deg,#f5f0e1,#ede6d0);border-radius:12px;padding:18px 22px;border:2px solid #d4c9a8;box-shadow:0 4px 16px rgba(0,0,0,0.15),inset 0 1px 0 rgba(255,255,255,0.8);position:relative}.sq-q-header{margin-bottom:12px;padding-bottom:10px;border-bottom:2px solid rgba(196,184,150,0.4)}.sq-q-text{font-size:17px;font-weight:800;color:#2c3e50;line-height:1.7}.sq-multi-hint{display:inline-flex;align-items:center;gap:4px;padding:4px 12px;border-radius:6px;background:rgba(74,65,206,0.08);border:1px solid rgba(74,65,206,0.15);font-size:11px;font-weight:700;color:#4a41ce;margin-bottom:8px}.sq-options-list{display:flex;flex-direction:column;gap:4px}.sq-option-row{display:flex;align-items:center;gap:8px;padding:8px 14px;border-radius:8px;cursor:pointer;transition:all 0.2s;border-bottom:2px solid rgba(196,184,150,0.5)}.sq-option-row:last-child{border-bottom:none}.sq-option-row:hover{background:rgba(74,65,206,0.06)}.sq-opt-num{font-size:18px;font-weight:900;color:#5a6a7d;min-width:22px;text-align:center}.sq-opt-dash{flex:1;height:2px;background:repeating-linear-gradient(90deg,#c4b896 0,#c4b896 6px,transparent 6px,transparent 10px);opacity:0.6}.sq-opt-text{font-size:15px;font-weight:700;color:#2c3e50}.sq-option-row.selected{background:rgba(74,65,206,0.1);border-bottom-color:#4a41ce}.sq-option-row.selected .sq-opt-num{color:#4a41ce}.sq-option-row.selected .sq-opt-dash{background:repeating-linear-gradient(90deg,#4a41ce 0,#4a41ce 6px,transparent 6px,transparent 10px);opacity:0.8}.sq-option-row.correct{background:rgba(39,174,96,0.12);border-bottom-color:#27ae60}.sq-option-row.correct .sq-opt-num{color:#27ae60}.sq-option-row.wrong{background:rgba(231,76,60,0.1);border-bottom-color:#e74c3c}.sq-option-row.wrong .sq-opt-num{color:#e74c3c}.sq-option-row.wrong .sq-opt-text{text-decoration:line-through;opacity:0.7}.sq-explanation{margin-top:14px;padding:12px 16px;background:linear-gradient(135deg,rgba(39,174,96,0.08),rgba(39,174,96,0.04));border-radius:10px;border-right:4px solid #27ae60;font-size:13px;font-weight:600;color:#27ae60;display:flex;align-items:flex-start;gap:8px;animation:fadeUp 0.3s ease;line-height:1.6}.sq-explanation svg{flex-shrink:0;margin-top:2px;color:#27ae60}.sq-right-sidebar{width:170px;display:flex;flex-direction:column;gap:7px;padding:8px;align-items:center;background:rgba(0,0,0,0.1);backdrop-filter:blur(8px);border-radius:12px;border:1px solid rgba(255,255,255,0.06)}.sq-progress-wrap{width:100%;overflow:hidden}.sq-progress-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:3px;width:100%;max-height:130px;overflow-y:auto;padding:4px;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,0.2) transparent}.sq-pbox{width:100%;aspect-ratio:1;display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:800;border-radius:4px;background:linear-gradient(145deg,#b03a2e,#922b21);color:rgba(255,255,255,0.9);transition:all 0.25s cubic-bezier(.22,1,.36,1);box-shadow:0 1px 3px rgba(0,0,0,0.2),inset 0 1px 0 rgba(255,255,255,0.1)}.sq-pbox.active{background:linear-gradient(145deg,#f39c12,#e67e22);transform:scale(1.15);box-shadow:0 0 10px rgba(243,156,18,0.5),0 2px 6px rgba(0,0,0,0.2);z-index:1}.sq-pbox.correct{background:linear-gradient(145deg,#27ae60,#1e8449)}.sq-pbox.wrong{background:linear-gradient(145deg,#e74c3c,#c0392b)}.sq-action-btn{width:100%;padding:9px 0;border-radius:22px;border:none;color:white;font-size:14px;font-weight:800;font-family:'Cairo',sans-serif;cursor:pointer;transition:all 0.3s cubic-bezier(.22,1,.36,1);letter-spacing:0.3px;position:relative;overflow:hidden}.sq-action-btn::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,0.15) 0%,transparent 60%);pointer-events:none}.sq-corriger{background:linear-gradient(180deg,#e74c3c,#c0392b);box-shadow:0 4px 12px rgba(231,76,60,0.35),inset 0 -2px 0 rgba(0,0,0,0.15)}.sq-corriger:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px rgba(231,76,60,0.45)}.sq-valider{background:linear-gradient(180deg,#27ae60,#1e8449);box-shadow:0 4px 12px rgba(39,174,96,0.35),inset 0 -2px 0 rgba(0,0,0,0.15)}.sq-valider:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px rgba(39,174,96,0.45)}.sq-action-btn:disabled{opacity:0.4;cursor:not-allowed;transform:none !important}.sq-answer-stack{display:flex;flex-direction:column;gap:5px;width:100%}.sq-num-btn{width:100%;padding:11px 0;border-radius:22px;border:2px solid rgba(255,255,255,0.18);background:linear-gradient(180deg,rgba(130,110,175,0.8),rgba(100,80,145,0.9));color:white;font-size:20px;font-weight:900;font-family:'Cairo',sans-serif;cursor:pointer;transition:all 0.25s cubic-bezier(.22,1,.36,1);box-shadow:0 3px 10px rgba(0,0,0,0.15),inset 0 1px 0 rgba(255,255,255,0.15);position:relative}.sq-num-btn::after{content:'';position:absolute;inset:0;border-radius:20px;background:linear-gradient(180deg,rgba(255,255,255,0.12) 0%,transparent 50%);pointer-events:none}.sq-num-btn:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 6px 18px rgba(0,0,0,0.22);background:linear-gradient(180deg,rgba(140,120,185,0.9),rgba(110,90,155,1));border-color:rgba(255,255,255,0.3)}.sq-num-btn.selected{background:linear-gradient(180deg,#5a4fd4,#3d33b0);border-color:rgba(74,65,206,0.6);box-shadow:0 4px 18px rgba(74,65,206,0.45),inset 0 1px 0 rgba(255,255,255,0.2);transform:scale(1.03)}.sq-num-btn.correct{background:linear-gradient(180deg,#27ae60,#1e8449) !important;border-color:#27ae60 !important;box-shadow:0 4px 18px rgba(39,174,96,0.45) !important}.sq-num-btn.wrong{background:linear-gradient(180deg,#e74c3c,#c0392b) !important;border-color:#e74c3c !important;box-shadow:0 4px 18px rgba(231,76,60,0.45) !important}.sq-cat-badge{display:flex;flex-direction:column;align-items:center;gap:1px;padding:6px 14px;background:linear-gradient(145deg,rgba(74,65,206,0.5),rgba(59,50,180,0.5));backdrop-filter:blur(6px);border-radius:10px;color:white;width:100%;text-align:center;border:1px solid rgba(255,255,255,0.1)}.sq-cat-ar{font-size:12px;font-weight:800}.sq-cat-fr{font-size:10px;opacity:0.75}.sq-brand-card{display:flex;align-items:center;gap:8px;padding:8px 10px;background:linear-gradient(145deg,#6a5ff0,#4a41ce);border-radius:10px;width:100%;box-shadow:0 3px 12px rgba(74,65,206,0.25);border:1px solid rgba(255,255,255,0.1)}.sq-brand-mini-logo{width:28px;height:28px;background:rgba(255,255,255,0.2);border-radius:7px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.sq-brand-mini-logo svg{width:16px;height:16px;color:white}.sq-brand-info{display:flex;flex-direction:column;line-height:1.15;flex:1}.sq-brand-title{font-size:9px;font-weight:800;color:white;letter-spacing:0.4px;text-transform:uppercase}.sq-brand-subtitle{font-size:11px;font-weight:900;color:#fff700}.sq-brand-yr{font-size:16px;font-weight:900;color:white;text-shadow:0 1px 3px rgba(0,0,0,0.2)}.sq-empty{display:flex;align-items:center;justify-content:center;min-height:60vh;font-size:18px;font-weight:700;color:rgba(255,255,255,0.6)}@media (max-width:900px){.sq-main{flex-direction:column}.sq-left-sidebar{flex-direction:row;width:100%;justify-content:center;padding:6px 12px;gap:8px}.sq-sidebar-sep{width:1px;height:28px}.sq-nav-skip{margin-top:0;margin-right:auto}.sq-sidebar-timer{margin:0 4px}.sq-nav-pause{margin-top:0}.sq-right-sidebar{width:100%;flex-direction:row;flex-wrap:wrap;justify-content:center;gap:6px;padding:10px 12px}.sq-progress-wrap{order:-1;width:100%}.sq-progress-grid{grid-template-columns:repeat(10,1fr);max-height:none}.sq-action-btn{flex:1;min-width:110px}.sq-answer-stack{flex-direction:row;flex:2}.sq-num-btn{padding:9px 0;font-size:17px}.sq-cat-badge{display:none}.sq-brand-card{display:none}.sq-topbar-center{position:static;transform:none}}@media (max-width:600px){.sq-wrap{height:auto;min-height:100vh;max-height:none;overflow-y:auto}.sq-topbar{padding:6px 12px;flex-wrap:wrap;gap:6px}.sq-topbar-brand{display:none}.sq-progress-grid{grid-template-columns:repeat(8,1fr)}.sq-center{overflow-y:visible;min-height:auto}.sq-image-panel{min-height:150px;flex:none;height:180px}.sq-question-panel{padding:14px 16px;overflow:visible}.sq-q-text{font-size:15px}.sq-opt-text{font-size:13px}.sq-left-sidebar{flex-wrap:wrap}.sq-nav-btn{width:36px;height:36px}.sq-timer-ring-wrap{width:38px;height:38px}.sq-stat-pill{padding:3px 7px;font-size:11px}}@media (max-width:400px){.sq-main{padding:4px}.sq-progress-grid{grid-template-columns:repeat(5,1fr)}.sq-answer-stack{gap:4px}.sq-num-btn{padding:7px 0;font-size:15px}.sq-image-panel{min-height:160px}.sq-opt-dash{display:none}}.faq-section{padding:0 28px 52px}@media (max-width:600px){.faq-section{padding:0 16px 40px}}.faq-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:12px}.faq-title-wrap{display:flex;align-items:center;gap:12px}.faq-icon{width:42px;height:42px;min-width:42px;border-radius:10px;background:#fff;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;flex-shrink:0}.faq-icon svg{width:22px;height:22px;color:var(--blue)}.faq-title{font-size:17px;font-weight:800;color:var(--text-dark)}.faq-subtitle{font-size:12px;font-weight:500;color:var(--text-light);margin-top:-1px}.faq-list{display:flex;flex-direction:column;gap:10px}.faq-item{background:var(--card-bg);border-radius:var(--radius);border:1px solid var(--border);overflow:hidden;transition:all 0.3s cubic-bezier(.22,1,.36,1);box-shadow:0 1px 4px rgba(44,62,80,0.04)}.faq-item:hover{border-color:rgba(74,65,206,0.25);box-shadow:0 4px 16px rgba(44,62,80,0.08)}.faq-item.open{border-color:rgba(74,65,206,0.35);box-shadow:0 6px 24px rgba(74,65,206,0.1)}.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;border:none;background:none;cursor:pointer;font-family:'Cairo',sans-serif;font-size:15px;font-weight:700;color:var(--text-dark);text-align:right;transition:color 0.2s}.faq-question:hover{color:var(--blue)}.faq-item.open .faq-question{color:var(--blue)}.faq-chevron{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:32px;height:32px;border-radius:8px;background:#f0f4f8;transition:all 0.35s cubic-bezier(.22,1,.36,1)}.faq-chevron svg{width:16px;height:16px;color:var(--text-mid);transition:color 0.2s}.faq-item.open .faq-chevron{background:linear-gradient(135deg,#4a41ce,#9b8aff);transform:rotate(180deg)}.faq-item.open .faq-chevron svg{color:white}.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.4s cubic-bezier(.22,1,.36,1),padding 0.3s;padding:0 22px}.faq-item.open .faq-answer{max-height:300px;padding:0 22px 20px}.faq-answer p{font-size:14px;font-weight:500;color:var(--text-mid);line-height:1.85;border-top:1px solid var(--border);padding-top:14px}@media (max-width:600px){.faq-question{font-size:14px;padding:16px 18px;gap:12px}.faq-answer{padding:0 18px}.faq-item.open .faq-answer{padding:0 18px 18px}.faq-answer p{font-size:13px}}@media (max-width:400px){.faq-question{font-size:13px;padding:14px 14px}.faq-chevron{width:28px;height:28px}.faq-chevron svg{width:14px;height:14px}}.pdf-modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity 0.3s}.pdf-modal.open{opacity:1;pointer-events:auto}.pdf-modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,0.7);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}.pdf-modal-content{position:relative;width:92%;max-width:900px;height:90vh;background:var(--card-bg);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 20px 60px rgba(0,0,0,0.4);transform:translateY(20px) scale(0.97);transition:transform 0.35s cubic-bezier(.22,1,.36,1)}.pdf-modal.open .pdf-modal-content{transform:translateY(0) scale(1)}.pdf-modal-header{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;background:linear-gradient(135deg,#4a41ce,#9b8aff);color:white;flex-shrink:0}.pdf-modal-title{font-family:'Cairo',sans-serif;font-size:15px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:0}.pdf-modal-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.pdf-modal-download{width:36px;height:36px;border-radius:10px;background:rgba(255,255,255,0.2);color:white;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all 0.2s;text-decoration:none}.pdf-modal-download:hover{background:rgba(255,255,255,0.35);transform:translateY(-1px)}.pdf-modal-close{width:36px;height:36px;border-radius:10px;background:rgba(255,255,255,0.2);border:none;color:white;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all 0.2s}.pdf-modal-close:hover{background:rgba(255,255,255,0.35);transform:translateY(-1px)}.pdf-modal-body{flex:1;min-height:0}.pdf-modal-body object,.pdf-modal-body iframe{width:100%;height:100%;border:none;display:block}@media (max-width:600px){.pdf-modal-content{width:100%;height:100vh;border-radius:0;max-width:none}.pdf-modal-title{font-size:13px}.pdf-modal-header{padding:12px 14px}}@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important}.hero-orb,.hero-float,.hero-image-glow,.hero-badge-dot,.nav-logo::after{animation:none !important}}.faq-section,.site-footer{content-visibility:auto;contain-intrinsic-size:auto 500px}.hero-orb,.hero-float,.card{will-change:transform}.toast-visible{opacity:1 !important;transform:translateX(-50%) translateY(0) !important;pointer-events:auto !important}.trust-strip{background:var(--card-bg);border-bottom:1px solid var(--border);padding:16px 28px;box-shadow:var(--shadow);position:relative;z-index:10}.trust-strip-inner{max-width:1200px;margin:0 auto;display:flex;justify-content:space-around;align-items:center;gap:24px;flex-wrap:wrap}.trust-item{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:700;color:var(--text-dark);cursor:default;transition:color 0.2s ease}.trust-item:hover{color:var(--blue)}.trust-icon-box{width:36px;height:36px;background:#edf2ff;color:var(--blue);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px rgba(74,65,206,0.08);transition:transform 0.25s cubic-bezier(0.2,0.8,0.2,1),box-shadow 0.25s ease,background-color 0.25s ease}.trust-icon-box svg{width:16px;height:16px}.trust-item:hover .trust-icon-box{transform:scale(1.1) translateY(-1px);background:var(--blue);color:var(--text-white);box-shadow:0 4px 12px rgba(74,65,206,0.25)}.trust-item-sep{width:1px;height:20px;background:var(--border)}@media (max-width:768px){.trust-strip{padding:14px 16px}.trust-strip-inner{flex-direction:column;gap:12px;align-items:center;text-align:center}.trust-item-sep{display:none}.trust-item{width:100%;justify-content:center}}.how-it-works{padding:36px 28px 20px}.how-it-works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:18px}.how-step{background:var(--card-bg);border-radius:var(--radius);padding:32px 24px;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,0.04);display:flex;flex-direction:column;align-items:center;text-align:center;gap:16px;transition:transform 0.3s ease,box-shadow 0.3s ease}.how-step:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}.how-step-number{background:linear-gradient(135deg,var(--blue),var(--blue-light));color:var(--text-white);font-size:18px;font-weight:800;width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 4px 10px rgba(74,65,206,0.25)}.how-step-content{display:flex;flex-direction:column;gap:8px}.how-step-title{font-size:16px;font-weight:800;color:var(--text-dark);line-height:1.3}.how-step-desc{font-size:14px;line-height:1.5;color:var(--text-mid)}@media (max-width:900px){.how-it-works-grid{grid-template-columns:1fr;gap:18px}}@media (max-width:600px){.how-it-works{padding:28px 16px 16px}}@media (max-width:500px){.how-step{padding:24px 20px}}.mini-test-section{padding:20px 28px 52px}.mini-test-card{background:var(--card-bg);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,0.05);position:relative;overflow:hidden;transition:transform 0.3s ease,box-shadow 0.3s ease;max-width:800px;margin:0 auto}.mini-test-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}.mini-test-header{text-align:center;margin-bottom:28px;border-bottom:1px solid var(--border);padding-bottom:20px}.mini-test-title{font-size:22px;font-weight:800;color:var(--text-dark);margin-bottom:6px}.mini-test-subtitle{font-size:14px;color:var(--text-mid)}.mini-test-progress{display:flex;align-items:center;justify-content:space-between;font-size:13px;font-weight:700;color:var(--text-light);margin-bottom:10px}.mini-test-progress-bar-bg{height:6px;background:#edf2ff;border-radius:3px;overflow:hidden;margin-bottom:24px}.mini-test-progress-bar{height:100%;background:linear-gradient(90deg,var(--blue),var(--blue-light));width:20%;transition:width 0.3s cubic-bezier(0.2,0.8,0.2,1)}.mini-test-image-wrap{width:100%;max-width:480px;margin:0 auto 20px;border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,0.08);border:1px solid var(--border)}.mini-test-image{width:100%;height:auto;display:block;object-fit:cover}.mini-test-question{font-size:18px;font-weight:800;color:var(--text-dark);line-height:1.5;margin-bottom:20px;text-align:center}.mini-test-options{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}.mini-test-option{padding:16px 20px;background:#ffffff;border:2px solid var(--border);border-radius:12px;font-size:14.5px;font-weight:700;color:var(--text-dark);cursor:pointer;text-align:left;transition:all 0.2s ease;display:flex;align-items:center;justify-content:space-between;outline:none;font-family:inherit}.mini-test-option:hover:not(.checked){border-color:var(--blue-light);background:#f5f8ff;transform:translateY(-1px)}.mini-test-option.selected{border-color:var(--blue);background:#edf2ff;color:var(--blue)}.mini-test-option.correct{border-color:var(--green);background:#e8f8f0;color:var(--green)}.mini-test-option.incorrect{border-color:var(--red);background:#fdf2f2;color:var(--red)}.mini-test-feedback{background:#edf2ff;border-left:4px solid var(--blue);padding:16px 20px;border-radius:8px;font-size:14px;line-height:1.6;color:var(--text-dark);margin-bottom:24px;display:none;text-align:left}.mini-test-feedback.correct-feedback{background:#e8f8f0;border-left-color:var(--green)}.mini-test-feedback.incorrect-feedback{background:#fdf2f2;border-left-color:var(--red)}.mini-test-actions{display:flex;justify-content:flex-end}.mini-test-btn{padding:12px 28px;border-radius:9px;font-size:14px;font-weight:700;color:white;background:linear-gradient(135deg,var(--blue),var(--blue-light));border:none;cursor:pointer;box-shadow:0 4px 12px rgba(74,65,206,0.2);transition:all 0.2s;font-family:inherit}.mini-test-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 18px rgba(74,65,206,0.3)}.mini-test-btn:disabled{opacity:0.5;cursor:not-allowed;transform:none;box-shadow:none}.mini-test-result-view{text-align:center;padding:20px 0}.mini-test-score-circle{width:100px;height:100px;border-radius:50%;background:#edf2ff;color:var(--blue);font-size:28px;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;box-shadow:0 4px 16px rgba(74,65,206,0.15)}.mini-test-result-text{font-size:16px;font-weight:700;color:var(--text-dark);margin-bottom:28px}@media (max-width:600px){.mini-test-section{padding:10px 16px 40px}}@media (max-width:500px){.mini-test-card{padding:24px}.mini-test-title{font-size:18px}.mini-test-question{font-size:16px}}.topic-cards-section{padding:20px 28px 52px}.topic-cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:24px}.topic-card{background:var(--card-bg);border:1px solid rgba(0,0,0,0.05);border-radius:var(--radius);padding:32px 24px;display:flex;flex-direction:column;justify-content:space-between;transition:all 0.3s cubic-bezier(0.2,0.8,0.2,1);cursor:pointer;box-shadow:var(--shadow);position:relative;overflow:hidden}.topic-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--blue),var(--blue-light));opacity:0;transition:opacity 0.3s ease}.topic-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(74,65,206,0.15)}.topic-card:hover::before{opacity:1}.topic-card-icon-wrap{width:56px;height:56px;border-radius:14px;background:#edf2ff;color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-size:24px;transition:all 0.3s ease}.topic-card:hover .topic-card-icon-wrap{background:linear-gradient(135deg,var(--blue),var(--blue-light));color:white;box-shadow:0 6px 16px rgba(74,65,206,0.25)}.topic-card-title{font-size:18px;font-weight:800;color:var(--text-dark);margin-bottom:12px;line-height:1.4}.topic-card-text{font-size:14px;color:var(--text-mid);line-height:1.6;margin-bottom:24px;flex-grow:1}.topic-card-btn{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--blue);border:none;background:transparent;padding:0;cursor:pointer;transition:gap 0.2s ease;font-family:inherit}.topic-card:hover .topic-card-btn{gap:12px}@media (max-width:900px){.topic-cards-grid{grid-template-columns:1fr;gap:20px}}@media (max-width:600px){.topic-cards-section{padding:10px 16px 40px}}.cookie-banner{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(24px);width:calc(100% - 48px);max-width:1152px;z-index:9999;background:rgba(255,255,255,0.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(0,0,0,0.08);border-radius:16px;box-shadow:0 16px 40px rgba(0,0,0,0.12);padding:24px;opacity:0;visibility:hidden;pointer-events:none;transition:opacity 0.4s ease,transform 0.4s cubic-bezier(0.16,1,0.3,1),visibility 0.4s}.cookie-banner.cookie-show{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}.cookie-content{display:flex;align-items:center;gap:20px;justify-content:space-between}.cookie-icon{font-size:32px;flex-shrink:0}.cookie-text-wrap{flex:1}.cookie-title{font-size:16px;font-weight:800;color:var(--text-dark);margin-bottom:6px}.cookie-desc{font-size:13.5px;color:var(--text-mid);line-height:1.5}.cookie-desc a{color:var(--blue);text-decoration:underline;font-weight:700}.cookie-buttons{display:flex;gap:12px;flex-shrink:0}.cookie-btn{padding:10px 20px;border-radius:9px;font-size:13.5px;font-weight:700;cursor:pointer;font-family:inherit;transition:all 0.2s;border:none}.cookie-decline-btn{background:#edf2ff;color:var(--blue)}.cookie-decline-btn:hover{background:#e0e8ff}.cookie-accept-btn{background:var(--blue);color:white;box-shadow:0 4px 12px rgba(74,65,206,0.2)}.cookie-accept-btn:hover{background:var(--blue-light);transform:translateY(-1px);box-shadow:0 6px 16px rgba(74,65,206,0.3)}@media (max-width:900px){.cookie-content{flex-direction:column;align-items:flex-start;gap:16px}.cookie-buttons{width:100%;justify-content:flex-end}}@media (max-width:500px){.cookie-banner{bottom:16px;width:calc(100% - 32px);padding:16px}.cookie-buttons{flex-direction:column-reverse;width:100%}.cookie-btn{width:100%;text-align:center}}
/* ===== CUSTOM STUDY SERIES CSS ===== */
.series-dashboard-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px 0;
}
.series-dashboard-header {
    text-align: center;
    margin-bottom: 36px;
}
.series-dashboard-title {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 10px;
}
.series-dashboard-subtitle {
    font-size: 15px;
    color: var(--text-mid);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.5;
}
.series-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}
.series-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 24px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    position: relative;
    overflow: hidden;
}
.series-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--blue), var(--blue-light));
    opacity: 0;
    transition: opacity 0.3s ease;
}
.series-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(74, 65, 206, 0.2);
}
.series-card:hover::after {
    opacity: 1;
}
.series-number {
    font-size: 20px;
    font-weight: 900;
    color: var(--text-dark);
}
.series-info {
    font-size: 13px;
    color: var(--text-light);
    font-weight: 600;
}
.series-badge {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline-block;
}
.series-badge.start {
    background: #edf2ff;
    color: var(--blue);
}
.series-badge.passed {
    background: #e8f8f0;
    color: var(--green);
    border: 1px solid rgba(39, 174, 96, 0.2);
}
.series-badge.failed {
    background: #fdf2f2;
    color: var(--red);
    border: 1px solid rgba(231, 76, 60, 0.2);
}
.series-btn-back {
    margin-bottom: 24px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 9px;
    font-size: 13.5px;
    font-weight: 700;
    color: var(--text-mid);
    background: #ffffff;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}
.series-btn-back:hover {
    background: #edf2ff;
    color: var(--blue);
    border-color: var(--blue-light);
    transform: translateX(-2px);
}
@media (max-width: 600px) {
    .series-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .series-card {
        padding: 18px 14px;
    }
    .series-dashboard-title {
        font-size: 20px;
    }
}

/* ===== MAIN DASHBOARD MENU CARDS ===== */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 30px;
    max-width: 1100px;
    margin: 0 auto;
}
.menu-card {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    display: flex;
    flex-direction: column;
}
.menu-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(74, 65, 206, 0.2);
}
.menu-card-top {
    background: #f8fafc;
    padding: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 160px;
}
.menu-card-top svg {
    max-height: 90px;
    width: auto;
    transition: transform 0.3s ease;
}
.menu-card:hover .menu-card-top svg {
    transform: scale(1.08);
}
.menu-card-bottom {
    background: #546e7a;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 48px;
}
.menu-card-counter {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    font-size: 11px;
    font-weight: 800;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.menu-card-title {
    color: #ffffff;
    font-size: 13.5px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-align: right;
    flex-grow: 1;
}
.dashboard-back-btn {
    margin-bottom: 24px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 9px;
    font-size: 13.5px;
    font-weight: 700;
    color: var(--text-mid);
    background: #ffffff;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}
.dashboard-back-btn:hover {
    background: #edf2ff;
    color: var(--blue);
    border-color: var(--blue-light);
    transform: translateX(-2px);
}
@media (max-width: 900px) {
    .menu-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}
@media (max-width: 600px) {
    .menu-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }
    .menu-card-top {
        height: 120px;
        padding: 20px;
    }
}

/* ===== PRAWO JAZDY 360 PREMIUM STYLE ===== */
.exam-360-wrapper {
    background: #f1f5f9;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
    border: 1px solid #e2e8f0;
    overflow: hidden;
    max-width: 1100px;
    margin: 0 auto;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

/* Header - UPGRADED TO PREMIUM LIGHT STYLE */
.exam-360-header {
    background: #ffffff;
    color: #1e293b;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 3px solid var(--blue);
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.02);
}
.exam-360-brand {
    font-size: 19px;
    font-weight: 900;
    letter-spacing: 0.5px;
    color: #0f172a;
}
.exam-360-brand span {
    color: var(--blue);
}
.exam-360-meta {
    font-size: 12.5px;
    font-weight: 800;
    color: var(--blue);
    background: #edf2ff;
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid rgba(74, 65, 206, 0.12);
}
.exam-360-timer {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14.5px;
    font-weight: 800;
    color: var(--blue);
    background: rgba(74, 65, 206, 0.08);
    padding: 6px 14px;
    border-radius: 8px;
    border: 1px solid rgba(74, 65, 206, 0.12);
}

/* Main Body */
.exam-360-body {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 24px;
    padding: 24px;
    background: #f8fafc;
}

/* Left Column: Media Box & Controls */
.exam-360-media-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.exam-360-media-box {
    background: #020617;
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 16/10.5;
    position: relative;
    border: 1px solid #e2e8f0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
}
.exam-360-media {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Right Column: Question Details & Answers */
.exam-360-sidebar {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 4px 12px rgba(0,0,0,0.02);
}
.exam-360-q-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 1px solid #f1f5f9;
    padding-bottom: 14px;
}
.exam-360-q-id {
    font-size: 13px;
    font-weight: 800;
    color: #64748b;
    text-transform: uppercase;
}
.exam-360-q-points {
    background: #edf2ff;
    color: #4f46e5;
    font-size: 12px;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 6px;
}
.exam-360-q-text {
    font-size: 17px;
    font-weight: 800;
    color: #1e293b;
    line-height: 1.5;
    margin-bottom: 24px;
    min-height: 70px;
}

/* Options Wrapper */
.exam-360-options-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

/* Option Buttons - Yes/No Mode */
.exam-360-options-yesno {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}
.btn-yesno {
    padding: 20px;
    border-radius: 12px;
    font-size: 20px;
    font-weight: 900;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid #cbd5e1;
    background: #ffffff;
    font-family: inherit;
    color: #334155;
}
.btn-yesno.selected {
    border-color: var(--blue);
    background: rgba(74, 65, 206, 0.05);
    color: var(--blue);
}
.btn-yesno.correct {
    border-color: #22c55e;
    background: #f0fdf4;
    color: #16a34a;
}
.btn-yesno.incorrect {
    border-color: #ef4444;
    background: #fef2f2;
    color: #dc2626;
}

/* Option Buttons - A/B/C Mode */
.btn-abc {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    border-radius: 12px;
    font-size: 14.5px;
    font-weight: 700;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid #cbd5e1;
    background: #ffffff;
    font-family: inherit;
    color: #334155;
}
.btn-abc:hover:not(.checked) {
    border-color: #94a3b8;
    background: #f8fafc;
}
.btn-abc.selected {
    border-color: var(--blue);
    background: rgba(74, 65, 206, 0.05);
    color: var(--blue);
}
.btn-abc.correct {
    border-color: #22c55e;
    background: #f0fdf4;
    color: #16a34a;
}
.btn-abc.incorrect {
    border-color: #ef4444;
    background: #fef2f2;
    color: #dc2626;
}
.badge-abc {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #e2e8f0;
    color: #475569;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 14px;
    flex-shrink: 0;
}
.btn-abc.selected .badge-abc {
    background: var(--blue);
    color: white;
}
.btn-abc.correct .badge-abc {
    background: #22c55e;
    color: white;
}
.btn-abc.incorrect .badge-abc {
    background: #ef4444;
    color: white;
}

/* Bottom Bar Controls & Progress */
.exam-360-footer {
    background: #ffffff;
    border-top: 1px solid #e2e8f0;
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.exam-360-actions-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.btn-action-gray {
    background: #f1f5f9;
    color: #475569;
    border: 1px solid #cbd5e1;
    font-size: 13.5px;
    font-weight: 700;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}
.btn-action-gray:hover {
    background: #e2e8f0;
    color: #1e293b;
}
.btn-action-orange {
    background: var(--blue);
    color: white;
    border: none;
    font-size: 14px;
    font-weight: 800;
    padding: 11px 28px;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(74, 65, 206, 0.25);
    transition: all 0.2s;
    font-family: inherit;
}
.btn-action-orange:hover:not(:disabled) {
    background: var(--blue-light);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(74, 65, 206, 0.35);
}
.btn-action-orange:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}
.btn-start-exam {
    background: var(--blue);
    color: white;
    border: none;
    font-size: 16px;
    font-weight: 700;
    padding: 14px 36px;
    border-radius: 10px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(74, 65, 206, 0.25);
    transition: all 0.2s;
    font-family: inherit;
}
.btn-start-exam:hover {
    background: var(--blue-light);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(74, 65, 206, 0.35);
}

/* Question Progress Dots */
.exam-360-progress-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
    border-top: 1px solid #f1f5f9;
    padding-top: 16px;
}
.dot-progress {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #e2e8f0;
    font-size: 9px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64748b;
    border: 1.5px solid transparent;
}
.dot-progress.active {
    border-color: var(--blue);
    color: var(--blue);
    background: rgba(74, 65, 206, 0.08);
}
.dot-progress.answered {
    background: #cbd5e1;
    color: #334155;
}
.dot-progress.correct {
    background: #22c55e;
    color: white;
}
.dot-progress.incorrect {
    background: #ef4444;
    color: white;
}

@media (max-width: 900px) {
    .exam-360-body {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* ===== DISTRACTION-FREE MODAL OVERLAY ===== */
.learning-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: #f1f5f9;
    z-index: 100000;
    overflow-y: auto;
    display: none; /* Controlled by JS */
    padding: 24px;
    box-sizing: border-box;
}
.learning-modal-container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px 0;
    box-sizing: border-box;
}
/* Clean overlay typography & variables - LIGHT THEME */
.learning-modal-overlay .series-dashboard-container {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.05);
}
.learning-modal-overlay .series-dashboard-title {
    color: #1e293b;
}
.learning-modal-overlay .series-dashboard-subtitle {
    color: #475569;
}
.learning-modal-overlay .series-card {
    background: #ffffff;
    border-color: #e2e8f0;
}
.learning-modal-overlay .series-number {
    color: #1e293b;
}
.learning-modal-overlay .series-badge.start {
    background: #edf2ff;
    color: var(--blue);
    border: 1px solid rgba(74, 65, 206, 0.1);
}
.learning-modal-overlay .dashboard-back-btn {
    background: #ffffff;
    color: #475569;
    border-color: #cbd5e1;
}
.learning-modal-overlay .dashboard-back-btn:hover {
    background: #edf2ff;
    color: var(--blue);
    border-color: var(--blue-light);
}
body.modal-open {
    overflow: hidden !important;
}
/* ===== UPGRADED PREMIUM SERIES SELECTOR STYLES ===== */
.dashboard-stats-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 32px;
    border-bottom: 1px solid #e2e8f0;
    padding-bottom: 28px;
    margin-bottom: 12px;
}
.stats-header-left {
    flex: 1.2;
}
.stats-cards-grid {
    flex: 1.8;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.stat-card {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 16px 20px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.01);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}
.stat-card-title {
    font-size: 11.5px;
    font-weight: 800;
    text-transform: uppercase;
    color: #64748b;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
}
.stat-card-value {
    font-size: 24px;
    font-weight: 900;
    color: #1e293b;
    line-height: 1.2;
}
.stat-card-value span {
    font-size: 13px;
    color: #94a3b8;
    font-weight: 600;
}
.stat-card-info {
    font-size: 11px;
    color: #94a3b8;
    margin-top: 6px;
    font-weight: 700;
}
.stat-card-progress-bg {
    height: 4px;
    background: #cbd5e1;
    border-radius: 2px;
    margin-top: 10px;
    overflow: hidden;
}
.stat-card-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--blue), var(--blue-light));
    border-radius: 2px;
}
.series-section-group {
    margin-top: 36px;
}
.series-section-title {
    font-size: 15.5px;
    font-weight: 800;
    color: #475569;
    border-left: 4px solid var(--blue);
    padding-left: 12px;
    margin-bottom: 20px;
}

/* Card Progress bar */
.series-card-progress-wrap {
    width: 100%;
    margin-top: 4px;
}
.series-card-progress-bar-bg {
    height: 4px;
    background: #e2e8f0;
    border-radius: 2px;
    overflow: hidden;
}
.series-card-progress-bar {
    height: 100%;
    border-radius: 2px;
}
.series-card-progress-bar.passed {
    background: var(--green);
}
.series-card-progress-bar.failed {
    background: var(--red);
}

@media (max-width: 900px) {
    .dashboard-stats-header {
        flex-direction: column;
        align-items: stretch;
        gap: 20px;
    }
    .stats-header-left {
        text-align: center;
    }
}
@media (max-width: 600px) {
    .stats-cards-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
}

/* ===== PREMIUM MOBILE OVERRIDES (UI/UX OPTIMIZATION) ===== */
@media (max-width: 600px) {
    /* Overlay & Dashboard Padding */
    .learning-modal-overlay {
        padding: 10px;
    }
    .learning-modal-container {
        padding: 5px 0;
    }
    .series-dashboard-container {
        padding: 16px 12px;
        border-radius: 12px;
    }
    
    /* Stats Panel on Mobile */
    .dashboard-stats-header {
        flex-direction: column;
        align-items: stretch;
        gap: 14px;
        padding-bottom: 16px;
    }
    .stats-header-left {
        text-align: left;
    }
    .series-dashboard-title {
        font-size: 20px !important;
        margin-bottom: 4px;
    }
    .series-dashboard-subtitle {
        font-size: 13px !important;
        line-height: 1.4;
    }
    
    /* Make stats compact 3-column row instead of wrapping */
    .stats-cards-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 8px !important;
    }
    .stat-card {
        padding: 8px 10px !important;
        border-radius: 8px;
        align-items: center;
        text-align: center;
    }
    .stat-card-title {
        font-size: 9px !important;
        margin-bottom: 4px;
    }
    .stat-card-value {
        font-size: 16px !important;
    }
    .stat-card-value span {
        font-size: 10px !important;
    }
    .stat-card-info {
        font-size: 8px !important;
        margin-top: 2px;
    }
    .stat-card-progress-bg {
        margin-top: 6px;
    }
    
    /* Series Section Group Title */
    .series-section-group {
        margin-top: 20px;
    }
    .series-section-title {
        font-size: 13.5px;
        margin-bottom: 12px;
        padding-left: 8px;
    }
    
    /* Series Card Grid */
    .series-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 8px !important;
    }
    .series-card {
        padding: 14px 10px !important;
        border-radius: 10px;
        gap: 6px;
    }
    .series-number {
        font-size: 16px !important;
    }
    .series-info {
        font-size: 11px !important;
    }
    .series-badge {
        font-size: 10.5px !important;
        padding: 4px 10px !important;
    }

    /* Simulator Overlay Wrap */
    .exam-360-wrapper {
        border-radius: 12px;
    }
    .exam-360-header {
        padding: 12px 14px;
    }
    .exam-360-brand {
        font-size: 15px;
    }
    .exam-360-meta {
        font-size: 11px;
        padding: 4px 8px;
    }
    .exam-360-timer {
        font-size: 12px;
        padding: 4px 8px;
    }
    
    /* Body & Columns */
    .exam-360-body {
        padding: 12px;
        gap: 12px;
    }
    .exam-360-media-box {
        border-radius: 8px;
    }
    
    /* Sidebar Details */
    .exam-360-sidebar {
        padding: 14px;
        border-radius: 8px;
    }
    .exam-360-q-info {
        margin-bottom: 10px;
        padding-bottom: 8px;
    }
    .exam-360-q-id {
        font-size: 11px;
    }
    .exam-360-q-points {
        font-size: 10px;
        padding: 2px 6px;
    }
    .exam-360-q-text {
        font-size: 15px;
        line-height: 1.4;
        margin-bottom: 16px;
        min-height: auto;
    }
    
    /* Options style on mobile */
    .exam-360-options-yesno {
        gap: 10px;
        margin-bottom: 12px;
    }
    .btn-yesno {
        padding: 14px !important;
        font-size: 16px !important;
        border-radius: 8px;
    }
    .btn-abc {
        padding: 10px 12px !important;
        font-size: 13px !important;
        border-radius: 8px;
        gap: 10px;
    }
    .badge-abc {
        width: 22px;
        height: 22px;
        font-size: 12px;
    }
    
    /* Footer Buttons */
    .exam-360-footer {
        padding: 14px;
        gap: 12px;
    }
    .btn-action-gray {
        font-size: 12px;
        padding: 8px 14px;
    }
    .btn-action-orange {
        font-size: 12px;
        padding: 9px 20px;
    }
    
    /* HORIZONTAL SCROLLABLE PROGRESS DOTS TRACK (Best Mobile UX) */
    .exam-360-progress-row {
        flex-wrap: nowrap !important;
        justify-content: flex-start !important;
        overflow-x: auto !important;
        padding-bottom: 6px;
        padding-top: 10px;
        -webkit-overflow-scrolling: touch;
        gap: 6px;
    }
    .exam-360-progress-row::-webkit-scrollbar {
        height: 3px;
    }
    .exam-360-progress-row::-webkit-scrollbar-thumb {
        background-color: #cbd5e1;
        border-radius: 10px;
    }
    .dot-progress {
        width: 22px !important;
        height: 22px !important;
        font-size: 10px !important;
        flex-shrink: 0;
    }
}

/* ===== PREMIUM QUESTION WINDOW UPGRADE & TIMER BAR ===== */
.q-timer-container {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    padding: 10px 16px;
    border-radius: 10px;
    margin-bottom: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}
.q-timer-icon-wrap {
    font-size: 18px;
    display: flex;
    align-items: center;
    color: var(--blue);
}
.q-timer-track {
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    flex-grow: 1;
    overflow: hidden;
    position: relative;
}
.q-timer-bar {
    height: 100%;
    width: 100%;
    background: var(--blue);
    border-radius: 4px;
    transition: width 0.1s linear, background-color 0.3s ease;
}
.q-timer-text {
    font-size: 14px;
    font-weight: 800;
    color: #1e293b;
    min-width: 32px;
    text-align: right;
}

/* Animations */
@keyframes pulseFast {
    0% { transform: scale(1); }
    50% { transform: scale(1.18); color: var(--red); }
    100% { transform: scale(1); }
}
.pulse-fast {
    animation: pulseFast 0.5s infinite ease-in-out;
}

/* Upgraded Question Window */
.exam-360-wrapper {
    border: 1.5px solid #cbd5e1;
    box-shadow: 0 16px 48px rgba(15, 23, 42, 0.1);
}
.exam-360-sidebar {
    background: #ffffff;
    border: 1.5px solid #e2e8f0;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
    padding: 28px 24px;
}
.exam-360-q-text {
    font-size: 18px;
    color: #0f172a;
    margin-top: 4px;
    border-left: 3px solid var(--blue-light);
    padding-left: 12px;
}
.btn-yesno {
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}
.btn-yesno:hover:not(.checked) {
    border-color: var(--blue-light);
    background: #f8fafc;
    transform: translateY(-1px);
}
.btn-abc {
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}
.btn-abc:hover:not(.checked) {
    transform: translateY(-1px);
}

/* Scrollbar adjustment for dots track */
.exam-360-progress-row {
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
}