@import "https://fonts.googleapis.com/css2?family=Amiri:ital,wght@0,400;0,700;1,400;1,700&family=Hind+Siliguri:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--color-primary:#2e7d32;--color-primary-light:#4caf50;--color-primary-dark:#1b5e20;--color-primary-glow:#4caf5033;--color-accent:#d4af37;--color-accent-light:#f3e5ab;--color-accent-dark:#aa8c2c;--color-accent-glow:#d4af3733;--color-bg-primary:#f8fafc;--color-bg-secondary:#f1f5f9;--color-bg-tertiary:#e2e8f0;--color-bg-card:#fff;--color-bg-card-hover:#f8fafc;--color-bg-elevated:#fff;--color-text-primary:#0f172a;--color-text-secondary:#334155;--color-text-muted:#64748b;--color-text-accent:var(--color-primary-dark);--color-text-arabic:#1e293b;--color-border:#e2e8f0;--color-border-light:#cbd5e1;--color-border-focus:var(--color-primary-light);--color-success:#10b981;--color-error:#ef4444;--color-warning:#f59e0b;--color-info:#3b82f6;--mastery-0:#6b7585;--mastery-1:#60a5fa;--mastery-2:#a78bfa;--mastery-3:#fbbf24;--mastery-4:#f97316;--mastery-5:#34d399;--font-arabic:"Amiri", "Traditional Arabic", serif;--font-bengali:"Hind Siliguri", sans-serif;--font-english:"Inter", -apple-system, sans-serif;--font-size-xs:.75rem;--font-size-sm:.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:1.875rem;--font-size-4xl:2.25rem;--font-size-arabic:2rem;--font-size-arabic-lg:2.5rem;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--radius-sm:.375rem;--radius-md:.625rem;--radius-lg:1rem;--radius-xl:1.5rem;--radius-full:9999px;--shadow-sm:0 1px 2px #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -2px #0000000d;--shadow-glow:0 0 15px var(--color-primary-glow);--shadow-gold-glow:0 0 15px var(--color-accent-glow);--transition-fast:.15s ease;--transition-base:.25s ease;--transition-slow:.4s ease;--transition-spring:.3s cubic-bezier(.34, 1.56, .64, 1)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font-english);background-color:var(--color-bg-primary);color:var(--color-text-primary);min-height:100vh;line-height:1.6;overflow-x:hidden}body:before{content:"";pointer-events:none;background-image:radial-gradient(circle at 20% 20%, var(--color-primary-glow) 0%, transparent 50%), radial-gradient(circle at 80% 80%, var(--color-accent-glow) 0%, transparent 50%);opacity:.6;z-index:-1;width:100%;height:100%;position:fixed;top:0;left:0}#root{flex-direction:column;min-height:100vh;display:flex}a{color:var(--color-primary-light);transition:color var(--transition-fast);text-decoration:none}a:hover{color:var(--color-accent)}img{max-width:100%;display:block}.text-arabic{font-family:var(--font-arabic);color:var(--color-text-arabic);direction:rtl;unicode-bidi:bidi-override;line-height:2}.text-bengali{font-family:var(--font-bengali)}.text-transliteration{font-family:var(--font-english);color:var(--color-text-secondary);font-style:italic}h1,h2,h3,h4,h5,h6{color:var(--color-text-primary);font-weight:700;line-height:1.3}h1{font-size:var(--font-size-4xl)}h2{font-size:var(--font-size-3xl)}h3{font-size:var(--font-size-2xl)}h4{font-size:var(--font-size-xl)}.container{width:100%;max-width:1200px;padding:0 var(--space-4);margin:0 auto}.container-sm{max-width:640px}.container-md{max-width:768px}.page{padding:var(--space-6) 0;flex:1}.card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6);transition:all var(--transition-base)}.card:hover{background:var(--color-bg-card-hover);border-color:var(--color-border-light);box-shadow:var(--shadow-md)}.card-glass{-webkit-backdrop-filter:blur(12px);background:#ffffffb3;border:1px solid #00000014}.btn{justify-content:center;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);border-radius:var(--radius-md);font-family:var(--font-english);font-size:var(--font-size-base);cursor:pointer;transition:all var(--transition-base);white-space:nowrap;border:none;font-weight:600;text-decoration:none;display:inline-flex}.btn:active{transform:scale(.97)}.btn-primary{background:linear-gradient(135deg, var(--color-primary), var(--color-primary-light));color:#fff;box-shadow:var(--shadow-glow)}.btn-primary:hover{background:linear-gradient(135deg, var(--color-primary-light), var(--color-primary));box-shadow:0 0 30px var(--color-primary-glow);transform:translateY(-1px)}.btn-accent{background:linear-gradient(135deg, var(--color-accent-dark), var(--color-accent));color:var(--color-bg-primary);box-shadow:var(--shadow-gold-glow)}.btn-accent:hover{background:linear-gradient(135deg, var(--color-accent), var(--color-accent-light));box-shadow:0 0 30px var(--color-accent-glow);transform:translateY(-1px)}.btn-outline{border:2px solid var(--color-border-light);color:var(--color-text-primary);background:0 0}.btn-outline:hover{border-color:var(--color-primary-light);color:var(--color-primary-light);background:#0a68471a}.btn-ghost{color:var(--color-text-secondary);background:0 0}.btn-ghost:hover{color:var(--color-text-primary);background:#0000000d}.btn-lg{padding:var(--space-4) var(--space-8);font-size:var(--font-size-lg);border-radius:var(--radius-lg)}.btn-sm{padding:var(--space-2) var(--space-4);font-size:var(--font-size-sm)}.btn-icon{padding:var(--space-3);border-radius:var(--radius-full)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.input-group{gap:var(--space-2);flex-direction:column;display:flex}.input-group label{font-size:var(--font-size-sm);color:var(--color-text-secondary);font-weight:500}.input{width:100%;padding:var(--space-3) var(--space-4);background:var(--color-bg-tertiary);border:2px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-family:var(--font-english);font-size:var(--font-size-base);transition:all var(--transition-fast);outline:none}.input:focus{border-color:var(--color-primary-light);box-shadow:0 0 0 3px var(--color-primary-glow)}.input::placeholder{color:var(--color-text-muted)}.progress-bar{background:var(--color-bg-tertiary);border-radius:var(--radius-full);width:100%;height:8px;overflow:hidden}.progress-bar-fill{border-radius:var(--radius-full);background:linear-gradient(90deg, var(--color-primary), var(--color-primary-light));height:100%;transition:width var(--transition-slow)}.progress-bar-fill.gold{background:linear-gradient(90deg, var(--color-accent-dark), var(--color-accent))}.progress-bar-lg{height:12px}.badge{align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.5px;font-weight:600;display:inline-flex}.badge-primary{color:var(--color-primary-light);background:#0a684733;border:1px solid #10a37f4d}.badge-accent{color:var(--color-accent-dark);background:#d4af3726;border:1px solid #d4af374d}.badge-mastery{color:var(--color-success);background:#34d39926;border:1px solid #34d3994d}.mastery-stars{gap:2px;display:flex}.mastery-star{width:14px;height:14px;color:var(--color-text-muted)}.mastery-star.filled{color:var(--color-accent)}.word-card{align-items:center;gap:var(--space-2);padding:var(--space-4) var(--space-5);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);text-align:center;cursor:pointer;transition:all var(--transition-base);flex-direction:column;min-width:120px;display:flex}.word-card:hover{border-color:var(--color-primary-light);background:var(--color-bg-card-hover);box-shadow:var(--shadow-glow);transform:translateY(-2px)}.word-card .arabic{font-family:var(--font-arabic);font-size:var(--font-size-arabic);color:var(--color-text-arabic);direction:rtl;line-height:1.8}.word-card .transliteration{font-size:var(--font-size-sm);color:var(--color-primary-light);font-style:italic}.word-card .translation-bn{font-family:var(--font-bengali);font-size:var(--font-size-sm);color:var(--color-text-secondary)}.word-card .translation-en{font-size:var(--font-size-xs);color:var(--color-text-muted)}.flashcard-container{perspective:1000px;width:100%;max-width:400px;height:300px;margin:0 auto}.flashcard{width:100%;height:100%;transform-style:preserve-3d;transition:transform .6s cubic-bezier(.4,0,.2,1);position:relative}.flashcard.flipped{transform:rotateY(180deg)}.flashcard-face{backface-visibility:hidden;justify-content:center;align-items:center;gap:var(--space-4);width:100%;height:100%;padding:var(--space-8);background:var(--color-bg-card);border:2px solid var(--color-border);border-radius:var(--radius-xl);cursor:pointer;flex-direction:column;display:flex;position:absolute}@media (width<=768px){.flashcard-container{height:220px}.flashcard-face{padding:var(--space-4);gap:var(--space-2)}}.flashcard-front{border-color:var(--color-primary);box-shadow:var(--shadow-glow)}.flashcard-back{border-color:var(--color-accent);box-shadow:var(--shadow-gold-glow);transform:rotateY(180deg)}.flashcard-arabic{font-family:var(--font-arabic);font-size:var(--font-size-arabic-lg);color:var(--color-text-arabic);direction:rtl;line-height:1.8}.stat-card{text-align:center;padding:var(--space-5)}.stat-value{font-size:var(--font-size-3xl);color:var(--color-primary-light);font-weight:800;line-height:1}.stat-value.gold{color:var(--color-accent)}.stat-label{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-top:var(--space-2)}.streak-badge{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);color:#fff;font-weight:700;font-size:var(--font-size-lg);background:linear-gradient(135deg,#ff6b35,#f72585);display:inline-flex;box-shadow:0 0 20px #f725854d}.streak-badge .fire{font-size:1.2em;animation:1.5s ease-in-out infinite fireGlow}.surah-card{align-items:center;gap:var(--space-4);padding:var(--space-4) var(--space-5);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);transition:all var(--transition-base);cursor:pointer;display:flex}.surah-card:hover{background:var(--color-bg-card-hover);border-color:var(--color-primary-light);transform:translate(4px)}.surah-card.locked{opacity:.5;cursor:not-allowed}.surah-card.locked:hover{border-color:var(--color-border);transform:none}.surah-card.completed{border-color:var(--color-success)}.surah-number{background:var(--color-bg-tertiary);border-radius:var(--radius-full);width:44px;height:44px;font-weight:700;font-size:var(--font-size-sm);color:var(--color-text-muted);flex-shrink:0;justify-content:center;align-items:center;display:flex}.surah-card.completed .surah-number{color:var(--color-success);background:#34d39926}.surah-info{flex:1;min-width:0}.surah-name-arabic{font-family:var(--font-arabic);font-size:var(--font-size-lg);color:var(--color-text-arabic);direction:rtl}.surah-name-translated{font-size:var(--font-size-sm);color:var(--color-text-muted)}.surah-progress{text-align:right;flex-shrink:0;width:120px}.surah-progress-text{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-bottom:var(--space-1)}.navbar{z-index:100;-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--color-border);padding:var(--space-3) 0;background:#ffffffd9;position:sticky;top:0}.navbar-content{max-width:1200px;padding:0 var(--space-4);justify-content:space-between;align-items:center;margin:0 auto;display:flex}.navbar-brand{align-items:center;gap:var(--space-3);font-size:var(--font-size-xl);color:var(--color-text-primary);font-weight:800;display:flex}.navbar-brand .icon{font-size:1.5em}.navbar-nav{align-items:center;gap:var(--space-4);list-style:none;display:flex}.navbar-nav a{color:var(--color-text-secondary);padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);transition:all var(--transition-fast);font-weight:500}.navbar-nav a:hover,.navbar-nav a.active{color:var(--color-primary-light);background:#0a68471a}.navbar-stats{align-items:center;gap:var(--space-4);display:flex}.choice-btn{width:100%;padding:var(--space-4);background:var(--color-bg-card);border:2px solid var(--color-border);border-radius:var(--radius-lg);color:var(--color-text-primary);font-size:var(--font-size-base);font-family:var(--font-bengali);cursor:pointer;transition:all var(--transition-fast);text-align:left}@media (width<=768px){.choice-btn{padding:var(--space-3);font-size:var(--font-size-sm)}.grid-choices{gap:var(--space-2)}}.choice-btn:hover{border-color:var(--color-primary-light);background:var(--color-bg-card-hover)}.choice-btn.correct{border-color:var(--color-success);color:var(--color-success);background:#34d3991a}.choice-btn.incorrect{border-color:var(--color-error);color:var(--color-error);background:#f871711a}.choice-btn.selected{border-color:var(--color-primary-light);background:#0a684726}.xp-popup{font-size:var(--font-size-3xl);color:var(--color-accent);pointer-events:none;z-index:1000;text-shadow:0 0 20px var(--color-accent-glow);font-weight:800;animation:1.5s ease-out forwards xpFloat;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)}.loading-spinner{border:3px solid #0a684733;border-top-color:var(--color-primary);border-radius:50%;width:40px;height:40px;animation:1s ease-in-out infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@keyframes xpFloat{0%{opacity:1;transform:translate(-50%,-50%)scale(.5)}50%{opacity:1;transform:translate(-50%,-70%)scale(1.2)}to{opacity:0;transform:translate(-50%,-120%)scale(.8)}}@keyframes fireGlow{0%,to{filter:brightness()}50%{filter:brightness(1.3)drop-shadow(0 0 8px #ff6b3599)}}.grid-2{gap:var(--space-6);grid-template-columns:repeat(1,1fr);display:grid}@media (width>=768px){.grid-2{grid-template-columns:repeat(2,1fr)}}.grid-3{gap:var(--space-6);grid-template-columns:repeat(1,1fr);display:grid}@media (width>=768px){.grid-3{grid-template-columns:repeat(2,1fr)}}@media (width>=1024px){.grid-3{grid-template-columns:repeat(3,1fr)}}.practice-page{height:calc(100dvh - 70px);padding:var(--space-4) 0;flex-direction:column;display:flex;overflow:hidden}.practice-page-content{flex-direction:column;flex:1;min-height:0;display:flex}.practice-area{gap:var(--space-4);flex-direction:column;flex:1;min-height:0;display:flex}.practice-flashcard-wrapper{flex:1;justify-content:center;align-items:center;min-height:0;display:flex}.practice-choices-wrapper{flex-direction:column;flex:1;justify-content:center;min-height:0;display:flex}@media (width>=768px){.practice-page{height:calc(100vh - 80px)}.practice-area{gap:var(--space-8);flex-direction:row}}@media (width<=767px){.practice-page{padding:var(--space-2) 0;height:calc(100dvh - 65px)}.practice-page-content{justify-content:space-between}.practice-area{gap:var(--space-2)}.flashcard-container{height:100%;max-height:35vh}.flashcard-face{padding:var(--space-2)}.flashcard-arabic{font-size:1.5rem;line-height:1.2}.practice-choices-wrapper h3{font-size:var(--font-size-base);margin-bottom:var(--space-1)}.grid-choices{gap:var(--space-2)}.choice-btn{padding:var(--space-2) var(--space-3);font-size:var(--font-size-sm)}}.spinner{border:3px solid var(--color-border);border-top-color:var(--color-primary-light);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}.loading-container{justify-content:center;align-items:center;gap:var(--space-4);padding:var(--space-16) 0;color:var(--color-text-muted);flex-direction:column;display:flex}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes confetti{0%{opacity:1;transform:translateY(0)rotate(0)}to{opacity:0;transform:translateY(-100px)rotate(720deg)}}.animate-fade-in{animation:.4s ease-out fadeIn}.animate-slide-in{animation:.4s ease-out slideInRight}.animate-scale-in{animation:scaleIn .3s var(--transition-spring)}.grid-stats{gap:var(--space-4);grid-template-columns:repeat(auto-fit,minmax(140px,1fr));display:grid}.grid-words{gap:var(--space-3);grid-template-columns:repeat(auto-fill,minmax(130px,1fr));display:grid}.grid-choices{gap:var(--space-3);grid-template-columns:1fr 1fr;display:grid}.verse-arabic-line{font-family:var(--font-arabic);font-size:var(--font-size-arabic);color:var(--color-text-arabic);text-align:right;padding:var(--space-4) 0;border-bottom:1px solid var(--color-border);direction:rtl;line-height:2.5}.verse-translation{padding:var(--space-3) 0;color:var(--color-text-secondary);font-size:var(--font-size-base)}.verse-translation.bengali{font-family:var(--font-bengali)}.empty-state{text-align:center;padding:var(--space-12) var(--space-4);color:var(--color-text-muted)}.empty-state .icon{margin-bottom:var(--space-4);opacity:.5;font-size:3rem}@media (width<=768px){:root{--font-size-arabic:1.75rem;--font-size-arabic-lg:2rem;--font-size-4xl:1.75rem;--font-size-3xl:1.5rem}.container{padding:0 var(--space-3)}.grid-stats{grid-template-columns:repeat(2,1fr)}.grid-choices{grid-template-columns:1fr}.grid-words{grid-template-columns:repeat(auto-fill,minmax(100px,1fr))}.navbar-nav{gap:var(--space-2)}.surah-card{flex-wrap:wrap}.surah-progress{text-align:left;width:100%}.flashcard-container{height:250px}}@media (width<=480px){.navbar-brand span{display:none}.btn-lg{padding:var(--space-3) var(--space-6);font-size:var(--font-size-base)}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--color-bg-primary)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-border-light)}.audio-btn{border-radius:var(--radius-full);background:var(--color-bg-tertiary);border:1px solid var(--color-border);width:36px;height:36px;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);justify-content:center;align-items:center;display:inline-flex}.audio-btn:hover{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.audio-btn.playing{background:var(--color-primary-light);color:#fff;animation:1s ease-in-out infinite pulse}@keyframes pulse{0%,to{box-shadow:0 0 #10a37f66}50%{box-shadow:0 0 0 8px #10a37f00}}.lock-icon{color:var(--color-text-muted);opacity:.5}.level-badge{align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-weight:700;font-size:var(--font-size-sm);display:inline-flex}.level-badge.seedling{color:#22c55e;background:#22c55e26}.level-badge.sapling{color:#60a5fa;background:#60a5fa26}.level-badge.tree{color:#a78bfa;background:#a78bfa26}.level-badge.scholar{color:#f97316;background:#f9731626}.level-badge.master{color:#f2a900;background:#f2a90026}.level-badge.hafiz{color:#ec4899;background:#ec489926}