@import"https://fonts.googleapis.com/css2?family=Tajawal:wght@300;400;500;700;800;900&display=swap";:root{--bg-primary: #080c14;--bg-secondary: #0e1420;--bg-card: rgba(255, 255, 255, .04);--bg-card-solid: #111828;--bg-card-hover: rgba(255, 255, 255, .07);--bg-glass: rgba(255, 255, 255, .03);--border-color: rgba(255, 255, 255, .07);--border-strong: rgba(255, 255, 255, .18);--border-glow: rgba(99, 179, 237, .3);--accent-blue: #63b3ed;--accent-violet: #a78bfa;--accent-cyan: #22d3ee;--accent-rose: #f472b6;--gradient-main: linear-gradient(135deg, #4f8ef7 0%, #a855f7 100%);--gradient-shine: linear-gradient(135deg, #63b3ed 0%, #a78bfa 50%, #f472b6 100%);--correct-color: #4ade80;--correct-bg: rgba(74, 222, 128, .08);--correct-border: rgba(74, 222, 128, .35);--correct-glow: rgba(74, 222, 128, .2);--incorrect-color: #f87171;--incorrect-bg: rgba(248, 113, 113, .08);--incorrect-border: rgba(248, 113, 113, .35);--incorrect-glow: rgba(248, 113, 113, .2);--hint-color: #fbbf24;--hint-bg: rgba(251, 191, 36, .07);--hint-border: rgba(251, 191, 36, .25);--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #475569;--radius-xs: 6px;--radius-sm: 10px;--radius-md: 16px;--radius-lg: 22px;--radius-xl: 32px;--radius-pill: 100px;--shadow-card: 0 8px 32px rgba(0, 0, 0, .45);--shadow-glow: 0 0 60px rgba(79, 142, 247, .12);--shadow-purple: 0 0 60px rgba(168, 85, 247, .1);--shadow-btn: 0 6px 28px rgba(79, 142, 247, .4);--transition-fast: .18s cubic-bezier(.4, 0, .2, 1);--transition-normal: .28s cubic-bezier(.4, 0, .2, 1);--transition-slow: .45s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}html,body,#root{height:100%;min-height:100vh}body{font-family:Tajawal,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);direction:rtl;line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;background-image:radial-gradient(ellipse 80% 60% at 10% -5%,rgba(79,142,247,.09) 0%,transparent 55%),radial-gradient(ellipse 70% 50% at 90% 100%,rgba(168,85,247,.09) 0%,transparent 55%),radial-gradient(ellipse 50% 40% at 50% 50%,rgba(34,211,238,.03) 0%,transparent 70%);background-attachment:fixed}#root{display:flex;flex-direction:column}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1f;border-radius:var(--radius-pill)}::-webkit-scrollbar-thumb:hover{background:#ffffff38}::selection{background:#63b3ed4d;color:var(--text-primary)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-18px)}to{opacity:1;transform:translate(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}@keyframes expandDown{0%{opacity:0;transform:scaleY(.8)}to{opacity:1;transform:scaleY(1)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse-ring{0%{transform:scale(.85);opacity:.6}50%{transform:scale(1.05);opacity:.3}to{transform:scale(.85);opacity:.6}}@keyframes shimmer{0%{background-position:-200% center}to{background-position:200% center}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes glow-pulse{0%,to{box-shadow:0 0 20px #4f8ef733}50%{box-shadow:0 0 40px #4f8ef773}}@keyframes ripple{0%{transform:scale(0);opacity:.5}to{transform:scale(1);opacity:0}}@keyframes answerBounceIn{0%{opacity:0;transform:translate(16px) scale(.96)}60%{opacity:1;transform:translate(-4px) scale(1.01)}to{opacity:1;transform:translate(0) scale(1)}}@keyframes correctPop{0%{transform:scale(1)}30%{transform:scale(1.035)}60%{transform:scale(.985)}to{transform:scale(1)}}@keyframes incorrectShake{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}@keyframes questionSlideIn{0%{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes finishBtnPulse{0%,to{box-shadow:0 6px 28px #4ade8066}50%{box-shadow:0 6px 40px #4ade80b3,0 0 0 6px #4ade8026}}@keyframes stateIconPop{0%{opacity:0;transform:scale(0) rotate(-20deg)}60%{transform:scale(1.3) rotate(5deg)}to{opacity:1;transform:scale(1) rotate(0)}}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:24px}.loading-spinner-wrapper{position:relative;width:64px;height:64px}.loading-spinner{width:64px;height:64px;border:2.5px solid rgba(255,255,255,.06);border-top-color:var(--accent-blue);border-right-color:var(--accent-violet);border-radius:50%;animation:spin .9s linear infinite}.loading-spinner-inner{position:absolute;top:10px;right:10px;bottom:10px;left:10px;border:2px solid transparent;border-bottom-color:var(--accent-cyan);border-radius:50%;animation:spin .6s linear infinite reverse}.loading-text{color:var(--text-secondary);font-size:1rem;font-weight:500;letter-spacing:.3px}.error-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:16px;padding:24px;text-align:center}.error-icon{font-size:3.5rem;animation:float 3s ease-in-out infinite}.error-title{font-size:1.6rem;font-weight:800;color:var(--incorrect-color)}.error-message{color:var(--text-secondary);max-width:400px;font-size:1rem}.welcome-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px 16px;position:relative}.welcome-screen:before,.welcome-screen:after{content:"";position:fixed;border-radius:50%;filter:blur(80px);pointer-events:none;z-index:0}.welcome-screen:before{width:500px;height:500px;top:-150px;right:-100px;background:radial-gradient(circle,rgba(99,179,237,.07) 0%,transparent 70%)}.welcome-screen:after{width:400px;height:400px;bottom:-120px;left:-80px;background:radial-gradient(circle,rgba(167,139,250,.08) 0%,transparent 70%)}.welcome-card{background:#111827bf;backdrop-filter:blur(40px);-webkit-backdrop-filter:blur(40px);border:1px solid rgba(255,255,255,.09);border-radius:var(--radius-xl);padding:28px 32px;max-width:620px;width:100%;text-align:center;box-shadow:var(--shadow-card),var(--shadow-glow),var(--shadow-purple);animation:fadeInUp .55s cubic-bezier(.34,1.56,.64,1);position:relative;z-index:1}.welcome-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:var(--radius-xl);padding:1px;background:var(--gradient-shine);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.25;pointer-events:none}.welcome-badge{display:inline-flex;align-items:center;gap:6px;background:#63b3ed1f;border:1px solid rgba(99,179,237,.25);color:var(--accent-blue);font-size:.75rem;font-weight:700;padding:4px 14px;border-radius:var(--radius-pill);margin-bottom:12px;letter-spacing:.5px;animation:fadeIn .4s ease .2s both}.welcome-badge:before{content:"✦";font-size:.6rem}.welcome-title{font-size:clamp(1.1rem,3vw,1.45rem);font-weight:900;color:var(--text-primary);line-height:1.4;margin-bottom:16px;animation:fadeIn .4s ease .3s both}.quiz-mode-selection{margin-bottom:14px;text-align:right;animation:fadeIn .4s ease .35s both}.quiz-mode-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:7px}.quiz-mode-btn{background:#ffffff08;border:1.5px solid rgba(255,255,255,.08);padding:10px;border-radius:var(--radius-sm);color:var(--text-secondary);font-family:Tajawal,sans-serif;font-size:.82rem;font-weight:700;cursor:pointer;transition:all var(--transition-normal);display:flex;flex-direction:column;align-items:center;gap:4px;text-align:center;line-height:1.3}.quiz-mode-btn:hover{border-color:#63b3ed66;color:var(--text-primary);transform:translateY(-2px);box-shadow:0 6px 20px #0000004d}.quiz-mode-btn.active{background:#4f8ef726;border-color:#63b3ed99;color:var(--accent-blue);box-shadow:0 0 20px #63b3ed33;transform:translateY(-2px)}.quiz-mode-icon{font-size:1.1rem;line-height:1}.quiz-mode-label{font-size:.8rem}.specialty-selection{margin-top:0;margin-bottom:14px;text-align:right;animation:fadeIn .4s ease .4s both}.specialty-label{display:block;margin-bottom:8px;color:var(--text-secondary);font-size:.84rem;font-weight:600;letter-spacing:.3px}.specialty-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:7px;margin-bottom:0}.specialty-btn{background:#ffffff08;border:1.5px solid rgba(255,255,255,.08);padding:9px 12px;border-radius:var(--radius-sm);color:var(--text-secondary);font-family:Tajawal,sans-serif;font-size:.88rem;font-weight:600;cursor:pointer;transition:all var(--transition-normal);display:flex;align-items:center;justify-content:center;text-align:center;line-height:1.3;position:relative;overflow:hidden}.specialty-btn:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:var(--gradient-main);opacity:0;transition:opacity var(--transition-normal)}.specialty-btn:hover{border-color:#63b3ed66;color:var(--text-primary);transform:translateY(-2px);box-shadow:0 6px 20px #0000004d}.specialty-btn.active{background:#4f8ef726;border-color:#63b3ed99;color:var(--accent-blue);box-shadow:0 0 20px #63b3ed33;transform:translateY(-2px)}.btec-option{display:flex;align-items:center;gap:10px;padding:10px 14px;background:#ffffff08;border:1px solid rgba(255,255,255,.07);border-radius:var(--radius-md);margin-bottom:14px;cursor:pointer;transition:all var(--transition-fast);animation:fadeIn .4s ease .5s both}.btec-option:hover{background:#ffffff0d;border-color:#ffffff1f}.btec-checkbox{width:17px;height:17px;accent-color:var(--accent-blue);cursor:pointer;flex-shrink:0}.btec-label{color:var(--text-secondary);font-size:.88rem;font-weight:500;cursor:pointer;-webkit-user-select:none;user-select:none}.welcome-summary{background:#ffffff0a;border:1px solid rgba(255,255,255,.07);padding:14px 16px;border-radius:var(--radius-md);margin-bottom:16px;color:var(--text-secondary);font-size:.88rem;line-height:1.8;animation:fadeIn .4s ease .5s both}.welcome-summary p{margin-bottom:6px}.welcome-summary strong{color:var(--text-primary)}.welcome-description{color:var(--text-secondary);font-size:.83rem;margin-bottom:16px;line-height:1.7;animation:fadeIn .4s ease .55s both}.start-btn{width:100%;background:var(--gradient-main);color:#fff;border:none;padding:12px 40px;border-radius:var(--radius-pill);font-size:1rem;font-weight:800;font-family:Tajawal,sans-serif;cursor:pointer;transition:all var(--transition-normal);box-shadow:var(--shadow-btn);letter-spacing:.5px;position:relative;overflow:hidden;animation:fadeIn .4s ease .6s both}.start-btn:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,rgba(255,255,255,.2) 0%,transparent 60%);opacity:0;transition:opacity var(--transition-fast)}.start-btn:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 14px 40px #4f8ef78c}.start-btn:hover:before{opacity:1}.start-btn:active:not(:disabled){transform:translateY(-1px)}.start-btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.quiz-container{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh;position:relative}.quiz-header{background:#080c14e0;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid var(--border-color);padding:9px 18px;text-align:center;position:sticky;top:0;z-index:100}.quiz-title{font-size:.8rem;font-weight:600;color:var(--text-muted);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;letter-spacing:.2px}.progress-header{background:#080c14d1;border-bottom:1px solid var(--border-color);padding:8px 18px 10px;display:flex;flex-direction:column;gap:8px;position:sticky;top:39px;z-index:99;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px)}.progress-header-row{display:flex;align-items:center;gap:12px}.score-badges{display:flex;gap:7px;flex-shrink:0}.badge{display:flex;align-items:center;gap:4px;padding:3px 10px;border-radius:var(--radius-pill);font-weight:800;font-size:.82rem;transition:all var(--transition-fast)}.badge-correct{background:var(--correct-bg);border:1px solid var(--correct-border);color:var(--correct-color)}.badge-incorrect{background:var(--incorrect-bg);border:1px solid var(--incorrect-border);color:var(--incorrect-color)}.badge-icon{font-size:.82rem}.progress-info{flex-shrink:0}.progress-text{font-size:.82rem;font-weight:700;color:var(--text-muted);white-space:nowrap}.finish-quiz-btn{margin-right:auto;background:#f871711a;border:1px solid rgba(248,113,113,.35);color:var(--incorrect-color);padding:4px 12px;border-radius:var(--radius-pill);font-family:Tajawal,sans-serif;font-size:.76rem;font-weight:800;cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;flex-shrink:0}.finish-quiz-btn:hover{background:#f871712e;border-color:#f871718c;transform:translateY(-1px)}.progress-segments{display:flex;gap:3px;width:100%}.progress-segment{flex:1;min-width:0;height:10px;border:none;border-radius:3px;padding:0;cursor:pointer;transition:all var(--transition-fast);position:relative}.progress-segment-unanswered{background:#ffffff1a}.progress-segment-correct{background:var(--correct-color);box-shadow:0 0 8px var(--correct-glow)}.progress-segment-incorrect{background:var(--incorrect-color);box-shadow:0 0 8px var(--incorrect-glow)}.progress-segment:hover{transform:scaleY(1.35);filter:brightness(1.15)}.progress-segment-current{outline:2px solid var(--accent-blue);outline-offset:1px;box-shadow:0 0 12px #63b3ed8c;transform:scaleY(1.25);z-index:1}.progress-segment-current.progress-segment-unanswered{background:#63b3ed59}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000a6;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:200;padding:20px;animation:fadeIn .2s ease}.finish-modal{background:var(--bg-card-solid);border:1px solid var(--border-strong);border-radius:var(--radius-lg);padding:28px 24px;max-width:420px;width:100%;text-align:center;animation:scaleIn .25s cubic-bezier(.34,1.56,.64,1);box-shadow:var(--shadow-card)}.finish-modal-success{border-color:#4ade8059}.finish-modal-warning{border-color:#fbbf2459}.finish-modal-icon{font-size:2.4rem;display:block;margin-bottom:10px}.finish-modal-title{font-size:1.15rem;font-weight:900;color:var(--text-primary);margin-bottom:10px}.finish-modal-message{font-size:.9rem;color:var(--text-secondary);line-height:1.75;margin-bottom:22px;text-align:right}.finish-modal-actions{display:flex;gap:10px;flex-direction:row-reverse}.finish-modal-btn{flex:1;padding:11px 16px;border-radius:var(--radius-pill);font-family:Tajawal,sans-serif;font-size:.88rem;font-weight:800;cursor:pointer;transition:all var(--transition-fast);border:none}.finish-modal-cancel{background:#ffffff0f;color:var(--text-secondary);border:1px solid rgba(255,255,255,.1)}.finish-modal-cancel:hover{background:#ffffff1a;color:var(--text-primary)}.finish-modal-confirm{background:var(--gradient-main);color:#fff;box-shadow:var(--shadow-btn)}.finish-modal-confirm:hover{transform:translateY(-2px);box-shadow:0 10px 28px #4f8ef773}.finish-modal-warning .finish-modal-confirm{background:linear-gradient(135deg,#f59e0b,#ef4444);box-shadow:0 6px 24px #ef444459}.quiz-main{flex:1;padding:14px 18px;max-width:800px;width:100%;margin:0 auto}.section-divider{display:flex;align-items:center;gap:10px;margin-bottom:16px;animation:fadeIn .3s ease}.section-divider-line{flex:1;height:1px;background:var(--border-color)}.section-divider-label{font-size:.78rem;font-weight:700;color:var(--text-muted);padding:4px 12px;background:#ffffff0a;border:1px solid var(--border-color);border-radius:var(--radius-pill);white-space:nowrap}.question-card{background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:var(--radius-md);padding:14px 18px;margin-bottom:12px;animation:slideIn .32s cubic-bezier(.34,1.56,.64,1);position:relative;overflow:hidden}.question-card:before{content:"";position:absolute;top:0;right:0;width:3px;height:100%;background:var(--gradient-main);border-radius:0 var(--radius-lg) var(--radius-lg) 0}.question-number{color:var(--accent-blue);font-weight:900;font-size:.95rem}.question-text{font-size:.96rem;font-weight:500;color:var(--text-primary);line-height:1.75}.answers-list{display:flex;flex-direction:column;gap:7px}.answer-card{background:#ffffff08;border:1.5px solid rgba(255,255,255,.07);border-radius:var(--radius-sm);padding:11px 14px;cursor:pointer;transition:all var(--transition-normal);animation:answerBounceIn .38s cubic-bezier(.34,1.56,.64,1) both;position:relative;overflow:hidden;-webkit-user-select:none;user-select:none}.answer-ripple{position:absolute;border-radius:50%;background:#63b3ed40;pointer-events:none;animation:ripple .6s ease-out forwards;transform:scale(0);z-index:10}.answer-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,#63b3ed14,#a78bfa14);opacity:0;transition:opacity var(--transition-fast);pointer-events:none}.answer-default:hover{border-color:#63b3ed80;background:#63b3ed12;transform:translate(-4px) scale(1.005);box-shadow:0 6px 24px #0000004d,0 0 0 1px #63b3ed26}.answer-default:hover:before{opacity:1}.answer-default:active:not([tabindex="-1"]){transform:translate(-2px) scale(.99)}.answer-correct{background:var(--correct-bg);border-color:var(--correct-border);cursor:default;box-shadow:0 0 28px var(--correct-glow),0 0 0 1px #4ade8033;animation:correctPop .45s cubic-bezier(.34,1.56,.64,1)}.answer-incorrect{background:var(--incorrect-bg);border-color:var(--incorrect-border);cursor:default;box-shadow:0 0 28px var(--incorrect-glow);animation:incorrectShake .4s ease}.answer-dimmed{opacity:.32;cursor:default;filter:grayscale(.4);transform:scale(.99)}.answer-state-icon{margin-right:auto;margin-left:6px;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:900;flex-shrink:0;animation:stateIconPop .35s cubic-bezier(.34,1.56,.64,1) forwards}.state-correct{background:var(--correct-bg);border:1.5px solid var(--correct-border);color:var(--correct-color)}.state-incorrect{background:var(--incorrect-bg);border:1.5px solid var(--incorrect-border);color:var(--incorrect-color)}.state-hidden{display:none}.answer-header{display:flex;align-items:center;gap:10px}.answer-label-wrapper{width:26px;height:26px;border-radius:50%;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all var(--transition-fast)}.answer-correct .answer-label-wrapper{background:var(--correct-bg);border-color:var(--correct-border)}.answer-incorrect .answer-label-wrapper{background:var(--incorrect-bg);border-color:var(--incorrect-border)}.answer-label{font-weight:800;font-size:.82rem;color:var(--text-secondary);transition:color var(--transition-fast)}.answer-correct .answer-label{color:var(--correct-color)}.answer-incorrect .answer-label{color:var(--incorrect-color)}.answer-default:hover .answer-label{color:var(--accent-blue)}.answer-text{font-size:.9rem;font-weight:500;color:var(--text-primary);line-height:1.55;padding-top:1px}.answer-feedback{margin-top:10px;padding-top:10px;border-top:1px solid rgba(255,255,255,.06);animation:expandDown .3s ease;transform-origin:top}.feedback-badge{display:inline-flex;align-items:center;gap:6px;font-weight:800;font-size:.82rem;margin-bottom:5px;padding:3px 10px;border-radius:var(--radius-pill)}.feedback-correct .feedback-badge{color:var(--correct-color);background:#4ade801a}.feedback-incorrect .feedback-badge{color:var(--incorrect-color);background:#f871711a}.feedback-icon{font-size:.88rem}.feedback-rationale{color:var(--text-secondary);font-size:.84rem;line-height:1.65}.hint-btn{display:inline-flex;align-items:center;gap:7px;background:transparent;border:1.5px dashed rgba(251,191,36,.35);color:var(--hint-color);padding:7px 16px;border-radius:var(--radius-pill);font-family:Tajawal,sans-serif;font-size:.84rem;font-weight:700;cursor:pointer;margin-top:10px;transition:all var(--transition-normal);letter-spacing:.2px}.hint-btn:hover{background:var(--hint-bg);border-style:solid;border-color:#fbbf2480;transform:translateY(-1px)}.hint-box{background:var(--hint-bg);border:1px solid var(--hint-border);border-radius:var(--radius-md);padding:16px 20px;margin-top:12px;color:#fde68a;font-size:.92rem;line-height:1.8;animation:fadeIn .3s ease}.quiz-footer{background:transparent;padding:16px 0 8px;margin-top:4px;display:flex;justify-content:space-between;align-items:center;gap:12px}.nav-btn{padding:10px 24px;border-radius:var(--radius-pill);font-family:Tajawal,sans-serif;font-size:.9rem;font-weight:800;cursor:pointer;transition:all var(--transition-normal);border:none;letter-spacing:.3px;white-space:nowrap}.btn-next{background:var(--gradient-main);color:#fff;box-shadow:var(--shadow-btn);flex:1;max-width:200px;position:relative;overflow:hidden}.btn-next:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,rgba(255,255,255,.15) 0%,transparent 60%);opacity:0;transition:opacity var(--transition-fast)}.btn-next:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 12px 36px #4f8ef799}.btn-next:hover:not(:disabled):after{opacity:1}.btn-next:active:not(:disabled){transform:translateY(-1px)}.btn-next:disabled{opacity:.35;cursor:not-allowed;box-shadow:none}.btn-finish-exam{background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff;box-shadow:0 6px 28px #22c55e66;flex:1;max-width:200px;position:relative;overflow:hidden;animation:finishBtnPulse 2s ease-in-out infinite;border:none;font-family:Tajawal,sans-serif;font-size:.9rem;font-weight:800;padding:10px 24px;border-radius:var(--radius-pill);cursor:pointer;letter-spacing:.3px;white-space:nowrap;transition:all var(--transition-normal)}.btn-finish-exam:hover{transform:translateY(-3px);box-shadow:0 12px 36px #22c55ea6;animation:none}.btn-finish-exam:active{transform:translateY(-1px)}.btn-back{background:#ffffff0a;color:var(--text-secondary);border:1px solid rgba(255,255,255,.09)}.btn-back:hover:not(:disabled){background:#ffffff17;color:var(--text-primary);border-color:#fff3;transform:translateY(-2px)}.btn-back:active:not(:disabled){transform:translateY(0)}.btn-back:disabled{opacity:.3;cursor:not-allowed}.quiz-transitioning .question-card,.quiz-transitioning .answers-list{opacity:.4;transform:scale(.99);pointer-events:none;transition:opacity .18s ease,transform .18s ease}.footer-counter{display:flex;flex-direction:column;align-items:center;gap:1px;flex-shrink:0}.footer-counter-text{font-size:.7rem;color:var(--text-muted);font-weight:600}.footer-counter-num{font-size:.9rem;font-weight:900;background:var(--gradient-main);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.result-container{display:flex;align-items:flex-start;justify-content:center;min-height:100vh;padding:24px 16px}.result-card{background:#111827c7;backdrop-filter:blur(40px);-webkit-backdrop-filter:blur(40px);border:1px solid rgba(255,255,255,.09);border-radius:var(--radius-xl);padding:40px 36px;max-width:560px;width:100%;text-align:center;box-shadow:var(--shadow-card),var(--shadow-glow);animation:fadeInUp .55s cubic-bezier(.34,1.56,.64,1);position:relative;overflow:hidden;margin:auto}.result-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:var(--radius-xl);padding:1px;background:var(--gradient-shine);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.2;pointer-events:none}.result-header{margin-bottom:24px}.result-emoji{font-size:3.5rem;display:block;margin-bottom:12px;animation:float 3s ease-in-out infinite}.result-title{font-size:clamp(1.4rem,4vw,1.7rem);font-weight:900;color:var(--text-primary);margin-bottom:6px}.result-quiz-name{font-size:.85rem;color:var(--text-muted);line-height:1.5}.result-circle-container{position:relative;width:160px;height:160px;margin:0 auto 28px}.result-circle-bg-glow{position:absolute;top:-10px;right:-10px;bottom:-10px;left:-10px;border-radius:50%;opacity:.4;filter:blur(20px);animation:pulse-ring 3s ease-in-out infinite}.result-circle{width:100%;height:100%}.result-percentage-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:3px}.result-percentage{font-size:2.1rem;font-weight:900;color:var(--text-primary);line-height:1}.result-grade-label{font-size:.82rem;font-weight:800}.result-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:28px}.stat-card{background:#ffffff08;border:1px solid rgba(255,255,255,.07);border-radius:var(--radius-md);padding:16px 10px;display:flex;flex-direction:column;gap:4px;align-items:center;transition:all var(--transition-normal)}.stat-card:hover{background:#ffffff0f;transform:translateY(-2px)}.stat-number{font-size:1.8rem;font-weight:900;line-height:1}.stat-total .stat-number{color:var(--accent-blue)}.stat-correct .stat-number{color:var(--correct-color)}.stat-incorrect .stat-number{color:var(--incorrect-color)}.stat-label{font-size:.75rem;color:var(--text-muted);font-weight:600;text-align:center;line-height:1.4}.section-breakdown{margin-top:24px;width:100%;text-align:right}.section-breakdown-title{font-size:1rem;font-weight:800;color:var(--text-secondary);margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--border-color)}.section-item{margin-bottom:12px;background:#ffffff08;padding:14px 16px;border-radius:var(--radius-md);border:1px solid rgba(255,255,255,.06);transition:all var(--transition-fast)}.section-item:hover{background:#ffffff0d;border-color:#ffffff1a}.section-item-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;gap:8px}.section-item-name{font-size:.9rem;font-weight:700;color:var(--text-primary);flex:1}.section-item-weight{font-size:.75rem;color:var(--text-muted);font-weight:600;background:#ffffff0d;padding:2px 8px;border-radius:var(--radius-pill)}.section-item-percentage{font-size:1.1rem;font-weight:900}.section-item-bar{height:4px;background:#ffffff0f;border-radius:var(--radius-pill);overflow:hidden;margin-top:6px}.section-item-bar-fill{height:100%;border-radius:var(--radius-pill);background:var(--gradient-main);transition:width 1s cubic-bezier(.4,0,.2,1)}.section-item-detail{font-size:.8rem;color:var(--text-muted);margin-top:4px}.result-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}.restart-btn,.review-btn{flex:1;background:var(--gradient-main);color:#fff;border:none;padding:15px 24px;border-radius:var(--radius-pill);font-size:1rem;font-weight:800;font-family:Tajawal,sans-serif;cursor:pointer;transition:all var(--transition-normal);box-shadow:var(--shadow-btn);display:inline-flex;align-items:center;justify-content:center;gap:8px;letter-spacing:.3px}.restart-btn:hover,.review-btn:hover{transform:translateY(-3px);box-shadow:0 14px 40px #4f8ef78c}.restart-btn:active,.review-btn:active{transform:translateY(-1px)}.restart-btn:hover{transform:translateY(-3px);box-shadow:0 14px 40px #4f8ef78c}.restart-btn:active{transform:translateY(-1px)}@media(max-width:768px){.welcome-card{padding:22px 20px;border-radius:var(--radius-lg)}.quiz-mode-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.specialty-grid{grid-template-columns:repeat(auto-fill,minmax(110px,1fr))}.quiz-main{padding:12px}.question-card{padding:12px 14px}.result-card{padding:28px 22px;border-radius:var(--radius-lg)}.result-stats{gap:8px}}@media(max-width:480px){.welcome-card{padding:28px 18px;border-radius:var(--radius-md)}.welcome-title{font-size:1.2rem}.quiz-mode-grid,.specialty-grid{grid-template-columns:repeat(2,1fr);gap:8px}.specialty-btn{padding:10px 12px;font-size:.88rem}.quiz-header{padding:12px 14px}.quiz-title{font-size:.82rem}.progress-header{padding:8px 12px 10px;gap:8px;top:45px}.finish-quiz-btn{font-size:.72rem;padding:4px 10px}.progress-segment{height:8px}.finish-modal{padding:22px 18px}.finish-modal-actions{flex-direction:column}.badge{padding:3px 9px;font-size:.82rem}.progress-text{font-size:.76rem}.quiz-main{padding:14px 12px}.question-card{padding:16px 14px;margin-bottom:14px;border-radius:var(--radius-md)}.question-text{font-size:.97rem}.answer-card{padding:14px;border-radius:var(--radius-sm)}.answer-text{font-size:.92rem}.quiz-footer{padding:14px 0 8px}.nav-btn{padding:11px 20px;font-size:.9rem}.btn-next{max-width:none;flex:1}.footer-counter{display:none}.result-card{padding:28px 16px;border-radius:var(--radius-md)}.result-title{font-size:1.3rem}.result-circle-container{width:140px;height:140px}.result-percentage{font-size:1.8rem}.result-stats{grid-template-columns:repeat(3,1fr);gap:7px}.stat-card{padding:12px 6px}.stat-number{font-size:1.5rem}.stat-label{font-size:.7rem}.section-item-name{font-size:.85rem}}@media(max-width:360px){.welcome-card{padding:22px 14px}.specialty-grid{grid-template-columns:1fr 1fr}.score-badges{display:none}.result-stats{grid-template-columns:repeat(3,1fr)}}@media(min-width:1200px){.quiz-main{padding:16px 24px}}@supports (padding: env(safe-area-inset-bottom)){.quiz-main{padding-bottom:calc(14px + env(safe-area-inset-bottom))}}.layout-container{display:flex;flex-direction:column;min-height:100vh}.layout-content{flex:1;display:flex;flex-direction:column}.layout-footer{background:var(--bg-secondary);border-top:1px solid var(--border-color);padding:1.5rem 1rem;margin-top:auto}.footer-content{max-width:800px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:1.5rem}.footer-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:1.5rem}.footer-link{display:flex;align-items:center;gap:.5rem;color:var(--text-secondary);text-decoration:none;font-size:.95rem;transition:color var(--transition-fast)}.footer-link:hover,.footer-link.active{color:var(--accent-blue)}.footer-bottom{color:var(--text-muted);font-size:.85rem;text-align:center}.static-page-container{padding:2rem 1rem;flex:1;display:flex;justify-content:center;align-items:flex-start}.static-page-card{width:100%;max-width:800px;padding:2.5rem;border-radius:var(--radius-lg)}.static-page-title{font-size:2rem;color:var(--accent-blue);margin-bottom:1.5rem;text-align:center}.static-page-content{color:var(--text-primary);line-height:1.8}.static-page-content h3{color:var(--accent-violet);margin-top:2rem;margin-bottom:1rem;font-size:1.3rem}.static-page-content p{margin-bottom:1rem}.static-page-content ul{list-style:disc;padding-right:1.5rem;margin-bottom:1rem}.static-page-content li{margin-bottom:.5rem}.contact-subtitle{text-align:center;color:var(--text-secondary);margin-bottom:2rem}.contact-content-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:2rem}.contact-item{display:flex;align-items:flex-start;gap:1rem;margin-bottom:1.5rem}.contact-icon{color:var(--accent-cyan)}.contact-item h4{font-size:1.1rem;margin-bottom:.2rem;color:var(--text-primary)}.contact-item p{color:var(--text-secondary);font-size:.95rem;margin:0}.social-links{display:flex;gap:1rem;margin-top:2rem}.social-icon{color:var(--text-secondary);transition:color var(--transition-fast)}.social-icon:hover{color:var(--accent-rose)}.contact-form{background:var(--bg-card);padding:1.5rem;border-radius:var(--radius-md);border:1px solid var(--border-color)}.form-group{margin-bottom:1.2rem}.form-group label{display:block;margin-bottom:.5rem;font-size:.95rem;color:var(--text-primary)}.form-group input,.form-group textarea{width:100%;padding:.8rem 1rem;border-radius:var(--radius-sm);background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-primary);font-family:inherit;font-size:1rem;transition:border-color var(--transition-fast)}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--accent-blue)}.submit-btn{width:100%;padding:1rem;background:var(--gradient-main);border:none;border-radius:var(--radius-sm);color:#fff;font-weight:700;font-size:1.1rem;cursor:pointer;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.submit-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-btn)}@media(max-width:768px){.contact-content-grid{grid-template-columns:1fr}.static-page-card{padding:1.5rem}.footer-nav{flex-direction:column;align-items:center;gap:1rem}}