:root{--bg-color:#0f1115;--bg-gradient:linear-gradient(135deg, #0f1115 0%, #171b26 100%);--glass-bg:#ffffff08;--glass-border:#ffffff14;--glass-glow:#00000080;--accent-color:#6366f1;--accent-hover:#4f46e5;--accent-glow:#6366f166;--success-color:#22c55e;--error-color:#ef4444;--text-primary:#f8fafc;--text-secondary:#94a3b8;--card-bg:#ffffff08;--card-hover-bg:#ffffff0f;--input-bg:#ffffff0a;--slider-track:#ffffff1f;--shadow-mask-bg:#0f1115f7;--title-gradient:linear-gradient(to right, #fff, #94a3b8);--brand-gradient:linear-gradient(135deg, #fff, #818cf8);--font-ui:"Outfit", sans-serif;--font-text:"Amiri", serif;--radius-lg:24px;--radius-md:12px;--radius-sm:8px;--transition:all .3s cubic-bezier(.4, 0, .2, 1);--sidebar-width:260px}[data-theme=light]{--bg-color:#faf5ea;--bg-gradient:linear-gradient(135deg, #fbf7ef 0%, #f2e8d5 100%);--glass-bg:#fffcf5eb;--glass-border:#d9c39e8c;--glass-glow:#b4823c1a;--accent-color:#c27803;--accent-hover:#a16207;--accent-glow:#c278034d;--success-color:#15803d;--error-color:#b91c1c;--text-primary:#332619;--text-secondary:#7d6b56;--card-bg:#fffdf9;--card-hover-bg:#c2780312;--input-bg:#fffdfa;--slider-track:#c2780338;--shadow-mask-bg:#f2e8d5fa;--title-gradient:linear-gradient(to right, #382717, #b45309);--brand-gradient:linear-gradient(135deg, #382717, #c27803)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-ui);background:var(--bg-gradient);background-color:var(--bg-color);color:var(--text-primary);background-attachment:fixed;min-height:100vh}.layout{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-width);border-right:1px solid var(--glass-border);z-index:100;border-top:none;border-bottom:none;border-left:none;border-radius:0;flex-direction:column;height:100vh;padding:2rem 1rem;display:flex;position:fixed;top:0;left:0;overflow-y:auto}.sidebar-brand{text-align:center;border-bottom:1px solid var(--glass-border);margin-bottom:2rem;padding-bottom:1.5rem}.sidebar-brand h2{font-family:var(--font-text);background:var(--brand-gradient);-webkit-text-fill-color:transparent;direction:rtl;-webkit-background-clip:text;font-size:2rem}.sidebar-brand span{color:var(--text-secondary);letter-spacing:2px;text-transform:uppercase;font-size:.85rem;font-weight:500}.nav-list{flex-direction:column;flex:1;gap:4px;list-style:none;display:flex}.nav-link{border-radius:var(--radius-md);color:var(--text-secondary);transition:var(--transition);align-items:center;gap:12px;padding:12px 16px;font-size:.95rem;font-weight:500;text-decoration:none;display:flex}.nav-link:hover{background:var(--card-hover-bg);color:var(--text-primary)}.nav-link.active{color:var(--accent-color);background:#6366f126;font-weight:600}.nav-icon{text-align:center;width:24px;font-size:1.2rem}.sidebar-footer{border-top:1px solid var(--glass-border);margin-top:auto;padding-top:1rem}.theme-switch-btn{background:var(--card-bg);border:1px solid var(--glass-border);border-radius:var(--radius-md);width:100%;color:var(--text-primary);cursor:pointer;transition:var(--transition);justify-content:space-between;align-items:center;padding:10px 14px;font-size:.9rem;font-weight:500;display:flex}.theme-switch-btn:hover{background:var(--card-hover-bg);border-color:var(--accent-color);transform:translateY(-1px)}.theme-icon{font-size:1.15rem;line-height:1}.theme-label-text{text-align:left;flex:1;margin-left:8px;font-size:.88rem;font-weight:600}.theme-toggle-pill{width:40px;height:22px;transition:var(--transition);background:#ffffff2e;border-radius:999px;display:inline-block;position:relative;box-shadow:inset 0 1px 3px #0006}[data-theme=light] .theme-toggle-pill{background:#cbd5e1;box-shadow:inset 0 1px 3px #00000026}.theme-toggle-dot{background:#fff;border-radius:50%;width:18px;height:18px;transition:transform .25s cubic-bezier(.4,0,.2,1),background-color .25s;position:absolute;top:2px;left:3px;box-shadow:0 1px 4px #0000004d}.theme-toggle-pill.light .theme-toggle-dot{background:#f59e0b;transform:translate(16px)}.main-content{margin-left:var(--sidebar-width);flex:1;min-height:100vh;padding:2rem}.page{flex-direction:column;gap:1.5rem;max-width:900px;margin:0 auto;display:flex}.page-title{background:var(--title-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:2rem;font-weight:700}.page-desc{color:var(--text-secondary);margin-bottom:.5rem;font-size:1rem;line-height:1.6}.section-label{color:var(--text-secondary);margin-bottom:1rem;font-size:.9rem}.glass-panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:0 8px 32px 0 var(--glass-glow);padding:2rem}.ottoman-text{font-family:var(--font-text);text-align:center;direction:rtl;line-height:1.8}.reader-display{flex-direction:column;justify-content:center;align-items:center;min-height:220px;display:flex;position:relative}.current-word{font-size:5rem;font-weight:700;transition:opacity .1s}.progress-bar{background:var(--glass-border);border-radius:2px;width:100%;height:4px;overflow:hidden}.progress-fill{background:linear-gradient(90deg, var(--accent-color), #818cf8);height:100%;transition:width .3s linear}.controls-panel{flex-direction:column;gap:1.5rem;display:flex}.controls-row{flex-wrap:wrap;justify-content:center;align-items:center;gap:1rem;display:flex}.control-group{flex-direction:column;flex:1;gap:.5rem;min-width:200px;display:flex}.control-group label{color:var(--text-secondary);font-size:.9rem;font-weight:500}.val-display{color:var(--accent-color);font-weight:700}button{font-family:var(--font-ui);background:var(--card-bg);border:1px solid var(--glass-border);color:var(--text-primary);border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);white-space:nowrap;justify-content:center;align-items:center;gap:.5rem;padding:12px 24px;font-size:.95rem;font-weight:600;display:flex}button:hover{background:var(--card-hover-bg);transform:translateY(-2px)}button:active{transform:translateY(0)}button.primary{background:var(--accent-color);border-color:var(--accent-color);box-shadow:0 4px 15px var(--accent-glow)}button.primary:hover{background:var(--accent-hover);box-shadow:0 6px 20px var(--accent-glow)}button:disabled{opacity:.4;cursor:not-allowed;transform:none}input[type=range]{appearance:none;cursor:pointer;width:100%;height:8px;transition:var(--transition);background:#ffffff1f;border:1px solid #ffffff1a;border-radius:999px;outline:none;box-shadow:inset 0 1px 3px #00000080}input[type=range]:hover{border-color:#6366f166;box-shadow:inset 0 1px 3px #00000080,0 0 10px #6366f133}input[type=range]::-webkit-slider-thumb{appearance:none;border:3px solid var(--accent-color);cursor:grab;background:#fff;border-radius:50%;width:22px;height:22px;transition:transform .15s,box-shadow .15s,background-color .15s;box-shadow:0 0 12px #6366f1cc,0 2px 6px #0009}input[type=range]::-webkit-slider-thumb:hover{background:#fff;border-color:#818cf8;transform:scale(1.25);box-shadow:0 0 18px #6366f1,0 0 6px #fff}input[type=range]:active::-webkit-slider-thumb{cursor:grabbing;transform:scale(1.35);box-shadow:0 0 24px #6366f1,0 0 10px #fff}input[type=range]::-webkit-slider-runnable-track{cursor:pointer;border-radius:999px;width:100%;height:8px}input[type=range]::-moz-range-track{background:#ffffff1f;border:1px solid #ffffff1a;border-radius:999px;width:100%;height:8px;box-shadow:inset 0 1px 3px #00000080}input[type=range]::-moz-range-progress{background:linear-gradient(90deg,#6366f1,#a855f7);border-radius:999px;height:8px}input[type=range]::-moz-range-thumb{border:3px solid var(--accent-color);cursor:grab;background:#fff;border-radius:50%;width:20px;height:20px;box-shadow:0 0 12px #6366f1cc}select{font-family:var(--font-ui);background:var(--input-bg);border:1px solid var(--glass-border);color:var(--text-primary);border-radius:var(--radius-md);cursor:pointer;outline:none;padding:12px;font-size:.95rem}select option{background:var(--bg-color);color:var(--text-primary)}.text-input{font-family:var(--font-ui);background:var(--input-bg);border:1px solid var(--glass-border);color:var(--text-primary);border-radius:var(--radius-md);min-width:200px;transition:var(--transition);outline:none;flex:1;padding:12px 16px;font-size:1rem}.text-input:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px #6366f126}.text-input::placeholder{color:var(--text-secondary);opacity:.6}.context-text{text-align:right;opacity:.8;font-size:1.5rem}.context-text span{transition:color .2s}.context-text .highlight{color:var(--accent-color);text-shadow:0 0 10px #6366f14d;font-weight:700}.home-page{max-width:1000px;margin:0 auto}.home-header{text-align:center;margin-bottom:2rem}.home-header h1{background:var(--title-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:.5rem;font-size:2.5rem;font-weight:700}.home-header p{color:var(--text-secondary);font-size:1.1rem}.module-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;display:grid}.module-card{color:var(--text-primary);transition:var(--transition);flex-direction:column;gap:.75rem;text-decoration:none;display:flex;position:relative;overflow:hidden}.module-card:hover{border-color:var(--accent-color);transform:translateY(-4px);box-shadow:0 12px 40px #6366f133}.module-icon{font-size:2.5rem}.module-card h3{font-size:1.2rem;font-weight:600}.module-card p{color:var(--text-secondary);font-size:.9rem;line-height:1.5}.module-arrow{color:var(--text-secondary);transition:var(--transition);font-size:1.5rem;position:absolute;top:2rem;right:2rem}.module-card:hover .module-arrow{color:var(--accent-color);transform:translate(4px)}.tachistoscope-display{flex-direction:column;justify-content:center;align-items:center;min-height:220px;display:flex;position:relative;overflow:hidden}.flash-word{-webkit-user-select:none;user-select:none;font-size:4.2rem;font-weight:700;transition:opacity 40ms}.flash-word.visible{opacity:1;text-shadow:0 0 30px #6366f166}.flash-word.hidden{opacity:.15;font-family:var(--font-ui);color:var(--text-secondary);font-size:5rem}.exposure-progress-wrapper{background:#ffffff0d;height:6px;position:absolute;bottom:0;left:0;right:0;overflow:hidden}.exposure-progress-bar{transform-origin:0;background:linear-gradient(90deg,#6366f1,#ec4899,#f59e0b);width:100%;height:100%;transform:scaleX(0);box-shadow:0 0 15px #ec4899cc,0 0 5px #fff}.exposure-progress-bar.active{animation:linear forwards exposureCountdown}@keyframes exposureCountdown{0%{transform:scaleX(1)}to{transform:scaleX(0)}}.exposure-card{border-radius:var(--radius-md);background:#ffffff05;border:1px solid #ffffff14;flex-direction:column;gap:.85rem;width:100%;margin-top:.5rem;padding:1.25rem;display:flex}.exposure-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem;display:flex}.exposure-header label{color:var(--text-primary);align-items:center;gap:.5rem;font-size:1rem;font-weight:600;display:flex}.exposure-badge{letter-spacing:.5px;color:#a5b4fc;background:#6366f126;border:1px solid #6366f159;border-radius:999px;align-items:center;gap:6px;padding:4px 12px;font-size:.85rem;font-weight:600;display:inline-flex}.exposure-slider-container{flex-direction:column;gap:6px;display:flex}.slider-ticks{color:var(--text-secondary);justify-content:space-between;padding:0 4px;font-size:.75rem;display:flex}.preset-buttons{flex-wrap:wrap;gap:.5rem;margin-top:4px;display:flex}.preset-btn{color:var(--text-secondary);border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);background:#ffffff0d;border:1px solid #ffffff1a;padding:6px 14px;font-size:.82rem;font-weight:500}.preset-btn:hover{color:var(--text-primary);background:#ffffff1a;border-color:#ffffff40;transform:translateY(-1px)}.preset-btn.active{background:linear-gradient(135deg, var(--accent-color), #818cf8);border-color:var(--accent-color);color:#fff;box-shadow:0 0 12px var(--accent-glow);font-weight:600}.guess-section{flex-direction:column;gap:1rem;display:flex}.feedback{text-align:center;border-radius:var(--radius-md);padding:12px;font-size:1rem;font-weight:600;animation:.3s fadeIn}.feedback.correct{color:var(--success-color);background:#22c55e26;border:1px solid #22c55e4d}.feedback.wrong{color:var(--error-color);background:#ef444426;border:1px solid #ef44444d}.score-display{text-align:center;color:var(--text-primary);font-size:1.1rem}.shadow-reader-container{align-items:center;min-height:180px;display:flex;position:relative;overflow:hidden}.shadow-text{text-align:right;z-index:1;width:100%;padding:1rem 0;font-size:2rem}.shadow-mask{background:linear-gradient(to left, var(--shadow-mask-bg) 0%, var(--shadow-mask-bg) 85%, transparent 100%);z-index:2;pointer-events:none;transition:right 50ms linear;position:absolute;top:0;bottom:0;left:0}.question-text{text-align:center;color:var(--text-primary);margin-bottom:2rem;font-size:1.2rem;font-weight:600}.word-options-grid{grid-template-columns:repeat(2,1fr);gap:1rem;display:grid}.word-option{cursor:pointer;transition:var(--transition);flex-direction:column;min-height:100px;padding:2rem}.word-option:hover:not(:disabled){border-color:var(--accent-color);transform:translateY(-2px)}.word-option.correct{box-shadow:0 0 20px #22c55e33;border-color:var(--success-color)!important;background:#22c55e1a!important}.word-option.wrong{box-shadow:0 0 20px #ef444433;border-color:var(--error-color)!important;background:#ef44441a!important}.word-option-text{font-size:2.5rem}.word-option-meaning{font-family:var(--font-ui);color:var(--text-secondary);direction:ltr;margin-top:.5rem;font-size:.9rem}.eye-exercise-container{min-height:350px;padding:0;position:relative;overflow:hidden}.eye-canvas{width:100%;height:350px;display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@media (width<=768px){.sidebar{width:70px;padding:1rem .5rem}.sidebar-brand h2{font-size:1.2rem}.sidebar-brand span,.nav-label{display:none}.nav-link{justify-content:center;padding:12px}.main-content{margin-left:70px;padding:1rem}.current-word{font-size:3rem!important}.module-grid,.word-options-grid{grid-template-columns:1fr}}[data-theme=light] button:not(.primary){color:var(--text-primary);background:#fffdf9;border-color:#d9c39eb3;box-shadow:0 1px 4px #b4823c14}[data-theme=light] button:not(.primary):hover{border-color:var(--accent-color);background:#fbf5e8}[data-theme=light] .module-card{background:#fffefb;border-color:#d9c39e99;box-shadow:0 4px 18px #b4823c14}[data-theme=light] .module-card:hover{border-color:var(--accent-color);background:#fff;box-shadow:0 12px 30px #c2780329}[data-theme=light] .word-option{background:#fffefb;border-color:#d9c39eb3}[data-theme=light] .word-option:hover:not(:disabled){border-color:var(--accent-color);background:#fbf5e8}[data-theme=light] .flash-word.visible{color:#332619;text-shadow:0 0 25px #c2780333}[data-theme=light] .flash-word.hidden{color:#dfd2be}[data-theme=light] .preset-btn{color:var(--text-secondary);background:#c278030f;border-color:#c278032e}[data-theme=light] .preset-btn:hover{color:var(--text-primary);background:#c278031f}[data-theme=light] .exposure-card{background:#fffcf5bf;border-color:#d9c39e99}[data-theme=light] input[type=range]{background:#c2780329;border-color:#c2780340}[data-theme=light] .nav-link:hover{background:#c2780314}[data-theme=light] .nav-link.active{color:var(--accent-color);background:#c2780326}[data-theme=light] .theme-toggle-pill{background:#e4d7be}[data-theme=light] .theme-toggle-pill.light .theme-toggle-dot{background:#d97706}