@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Outfit:wght@500;700;800&display=swap";.vocab-list-container{width:100%;max-width:1200px;margin:0 auto}.vocab-header{display:none}.vocab-list{display:flex;flex-direction:column;gap:1rem}.vocab-item{display:flex;flex-direction:column;padding:1rem;border-radius:var(--radius-lg);background:var(--bg-card);border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:background-color .2s}.vocab-item.status-known{background:var(--success-soft);border-color:var(--success-soft)}.vocab-item.status-study{background:var(--error-soft);border-color:var(--error-soft)}.vocab-word-section{margin-bottom:.5rem}.vocab-word-wrapper{display:flex;justify-content:space-between;align-items:flex-start}.vocab-word{font-size:1.5rem;font-weight:700;color:var(--primary-dark);margin-bottom:.25rem}.vocab-category{display:inline-block;padding:.25rem .5rem;font-size:.75rem;color:var(--text-muted);background:var(--bg-app);border-radius:var(--radius-sm);border:1px solid var(--border)}.vocab-meaning-section{margin-top:.5rem;font-size:1.125rem;color:var(--text-main)}.vocab-example-section{margin-top:1rem}.vocab-example-box{padding:0;border:none;background:transparent}.vocab-example-vi{font-style:italic;color:var(--text-main);margin-bottom:.25rem}.vocab-example-en{font-size:.875rem;color:var(--text-muted)}.vocab-audio-section{margin-top:1.5rem;display:flex;justify-content:center;gap:1rem}.btn-audio{display:flex;align-items:center;justify-content:center;width:4rem;height:4rem;border-radius:50%;transition:all .2s;background:var(--primary);color:#fff;flex-shrink:0;font-size:2rem;border:none;box-shadow:var(--shadow-sm)}.btn-audio svg,.btn-audio-example svg{width:2rem;height:2rem;transition:all .2s}.btn-audio.btn-audio-sm svg{width:1rem!important;height:1rem!important}.micro-lesson-audio-btn svg{width:2.5rem!important;height:2.5rem!important}.micro-lesson-match-audio-btn svg{width:2.5rem!important;height:2.5rem!important}.btn-audio-example{display:flex;align-items:center;justify-content:center;width:4rem;height:4rem;border-radius:50%;transition:all .2s;background:#0000000d;color:var(--text-muted);flex-shrink:0;font-size:2rem;border:1px solid var(--border);box-shadow:var(--shadow-sm)}[data-theme=dark] .btn-audio{background:var(--primary);color:#fff}[data-theme=dark] .btn-audio-example{background:#ffffff1a;border-color:var(--border);color:var(--text-muted)}.btn-audio:active,.btn-audio-example:active{transform:scale(.95)}.btn-audio.playing,.btn-audio-example.playing{background:var(--primary)!important;color:#fff!important;transform:scale(1.1);box-shadow:var(--shadow-md);border-color:var(--primary)}.vocab-status-section{margin-top:1.5rem;display:flex;justify-content:center;gap:1rem}.btn-status{display:flex;align-items:center;justify-content:center;width:4rem;height:4rem;border-radius:50%;transition:all .2s;box-shadow:var(--shadow-sm);background:#fff;border:1px solid var(--border);color:var(--border-hover);flex-shrink:0}[data-theme=dark] .btn-status{background:var(--bg-card);border-color:var(--border);color:var(--text-muted)}.btn-status svg{width:2rem;height:2rem}.btn-status:active{transform:scale(.95)}.btn-status-known.active{background:var(--success);border-color:var(--success);color:#fff;box-shadow:0 4px 12px #10b9814d}.btn-status-study.active{background:var(--error);border-color:var(--error);color:#fff;box-shadow:0 4px 12px #ef44444d}@media(min-width:768px){.vocab-header{display:grid;grid-template-columns:20% 25% 30% 12.5% 12.5%;background:var(--bg-app);border-bottom:none;font-weight:700;text-transform:uppercase;font-size:.875rem;letter-spacing:.05em;color:var(--text-muted)}.vocab-header>div{padding:1rem}.vocab-col-audio,.vocab-col-status{text-align:center}.vocab-list{gap:0}.vocab-item{display:grid;grid-template-columns:20% 25% 30% 12.5% 12.5%;padding:0;border-radius:0;box-shadow:none;border:none;border-bottom:1px solid var(--border);border-left:1px solid var(--border);border-right:1px solid var(--border);align-items:center;background:var(--bg-card)}.vocab-item:first-child{border-top:1px solid var(--border);border-top-left-radius:var(--radius-lg);border-top-right-radius:var(--radius-lg)}.vocab-item:last-child{border-bottom-left-radius:var(--radius-lg);border-bottom-right-radius:var(--radius-lg)}.vocab-item.status-known,.vocab-item.status-study{border-color:transparent;border-bottom:1px solid var(--border)}.vocab-word-section,.vocab-meaning-section,.vocab-example-section,.vocab-audio-section,.vocab-status-section{padding:1.5rem;margin:0}.vocab-word-wrapper{display:block}.vocab-word{font-size:1.125rem;margin-bottom:.25rem}.vocab-category{margin-top:.5rem}.vocab-meaning-section{font-size:1rem;color:var(--text-main)}.vocab-example-box{background:transparent;padding:0;border:none}.vocab-audio-section{justify-content:center;gap:.75rem}.btn-audio,.btn-audio-example{width:3rem;height:3rem;font-size:1.25rem}.btn-status{width:3rem;height:3rem}.btn-status svg{width:1.5rem;height:1.5rem}.btn-audio svg,.btn-audio-example svg{width:1.5rem;height:1.5rem}.btn-audio-example{border:none;background:transparent}}@media(min-width:768px)and (max-width:1024px){.vocab-audio-section .btn-audio,.vocab-audio-section .btn-audio-example,.vocab-status-section .btn-status{width:2.5rem;height:2.5rem}.vocab-audio-section .btn-audio svg,.vocab-audio-section .btn-audio-example svg{width:1.25rem;height:1.25rem}.vocab-audio-section,.vocab-status-section{gap:.25rem}.vocab-word-section,.vocab-meaning-section,.vocab-example-section,.vocab-audio-section,.vocab-status-section{padding:1rem .75rem}}:root{--primary: #0d9488;--primary-dark: #0f766e;--primary-light: #2dd4bf;--primary-soft: #f0fdfa;--secondary: #22c55e;--secondary-dark: #16a34a;--secondary-soft: #f0fdf4;--accent: #8b5cf6;--bg-app: #f8fafc;--bg-card: #ffffff;--text-main: #0f172a;--text-muted: #64748b;--text-light: #94a3b8;--border: #e2e8f0;--border-hover: #cbd5e1;--success: #10b981;--success-soft: #ecfdf5;--error: #ef4444;--error-soft: #fef2f2;--font-heading: "Outfit", sans-serif;--font-body: "Inter", sans-serif;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-xl: 1.5rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--shadow-inner: inset 0 2px 4px 0 rgb(0 0 0 / .06)}[data-theme=dark]{--bg-app: #0f172a;--bg-card: #1e293b;--primary-dark: #2dd4bf;--text-main: #f1f5f9;--text-muted: #cbd5e1;--text-light: #94a3b8;--border: #334155;--border-hover: #475569;--primary-soft: #134e4a;--secondary-soft: #14532d;--error-soft: #7f1d1d;--success-soft: #064e3b}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background-color:var(--bg-app);color:var(--text-main);line-height:1.6;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);line-height:1.1;color:var(--text-main);font-weight:700}button{font-family:var(--font-heading);cursor:pointer;border:none;outline:none;transition:all .2s cubic-bezier(.4,0,.2,1)}.container{max-width:1200px;margin:0 auto;padding:var(--spacing-xl) var(--spacing-md)}.flex-center{display:flex;align-items:center;justify-content:center}.flex-between{display:flex;align-items:center;justify-content:space-between}.flex-col{display:flex;flex-direction:column}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-lg)}.text-xl{font-size:1.25rem}.text-2xl{font-size:1.5rem}@media(max-width:640px){.grid-2{grid-template-columns:1fr}}.btn{padding:.6rem 1.2rem;border-radius:var(--radius-full);font-weight:600;font-size:.95rem;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;letter-spacing:.01em}.btn:active{transform:scale(.96)}.btn-primary{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-lg);filter:brightness(1.1)}.btn-secondary{background:var(--bg-card);color:var(--text-main);border:1px solid var(--border);box-shadow:var(--shadow-sm)}.btn-secondary:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}.btn-icon{width:40px;height:40px;padding:0;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:transform .2s ease;background:transparent;color:var(--text-muted)}[data-theme=dark] .btn-icon{color:var(--text-main);background:#ffffff0d}[data-theme=dark] .btn-icon:hover{background:#ffffff1a}.btn-icon:active{transform:scale(.95)}.card{background:var(--bg-card);border-radius:var(--radius-xl);padding:var(--spacing-lg);box-shadow:var(--shadow-sm);border:1px solid var(--border);transition:box-shadow .3s ease,transform .3s ease}.card:hover{box-shadow:var(--shadow-md);border-color:var(--border-hover)}.back-home-link{position:absolute;top:2rem;left:2rem;display:flex;align-items:center;gap:.5rem;color:var(--text-muted);text-decoration:none;font-weight:500;font-size:.9rem;transition:color .2s}.back-home-link:hover{color:var(--primary)}.auth-logo-text{font-size:2.5rem;font-weight:800;background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-decoration:none}@media(max-width:768px){.back-home-link{display:none}.auth-logo-text{font-size:2rem}}.input-modern{width:100%;padding:1rem 1.5rem;border-radius:12px;border:2px solid var(--border);font-size:1rem;outline:none;transition:all .2s ease;background:var(--bg-card);box-shadow:var(--shadow-sm);color:var(--text-main)}.input-modern:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}.fade-in{animation:fadeIn .35s cubic-bezier(.4,0,.2,1)}@keyframes fadeIn{0%{opacity:0;transform:translate(15px)}to{opacity:1;transform:translate(0)}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}@media(max-width:768px){:root{--spacing-xl: 1.5rem;--spacing-lg: 1rem}.container{padding:var(--spacing-md)}h1,.text-4xl{font-size:2rem!important}.flex-between-mobile-stack{flex-direction:column;align-items:flex-start;gap:var(--spacing-md)}.card{padding:var(--spacing-md)}.hide-scrollbar::-webkit-scrollbar{display:none}.hide-scrollbar{-ms-overflow-style:none;scrollbar-width:none}}@keyframes blurScroll{0%{filter:blur(0);transform:translateY(-10px)}50%{filter:blur(2px);transform:translateY(0)}to{filter:blur(0);transform:translateY(10px)}}.landing-hero{background:radial-gradient(at 0% 0%,rgba(45,212,191,.15) 0px,transparent 50%),radial-gradient(at 100% 0%,rgba(139,92,246,.15) 0px,transparent 50%),radial-gradient(at 100% 100%,rgba(34,197,94,.1) 0px,transparent 50%),radial-gradient(at 0% 100%,rgba(45,212,191,.1) 0px,transparent 50%);background-attachment:fixed;position:relative;overflow:hidden}.glass-nav{background:transparent;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:none;position:sticky;top:0;z-index:50}.feature-card{background:var(--bg-card);border-radius:var(--radius-xl);padding:var(--spacing-xl);border:1px solid var(--border);transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--primary),var(--secondary));opacity:0;transition:opacity .3s ease}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-xl);border-color:var(--primary-light)}.feature-card:hover:before{opacity:1}.floating-card{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:0 20px 40px -5px #00000026;border:1px solid var(--border);animation:float 6s ease-in-out infinite;position:absolute;z-index:10}@keyframes float{0%{transform:translateY(0) rotate(0)}50%{transform:translateY(-15px) rotate(1deg)}to{transform:translateY(0) rotate(0)}}@media(max-width:768px){.words-badge{bottom:0%!important}}.text-gradient{background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary) 50%,var(--secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:fadeIn .2s ease-out;padding:1.5rem}.modal-content{background:var(--bg-card);padding:2rem;border-radius:var(--radius-xl);width:100%;max-width:400px;max-height:90vh;overflow-y:auto;position:relative;box-shadow:var(--shadow-xl);animation:scaleIn .2s ease-out;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.modal-content::-webkit-scrollbar{width:6px}.modal-content::-webkit-scrollbar-track{background:transparent}.modal-content::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.modal-content::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}@media(max-width:480px){.modal-overlay{padding:2rem 1rem 1rem;align-items:flex-start;padding-bottom:env(safe-area-inset-bottom,1rem)}.modal-content{padding:1.5rem;padding-bottom:calc(1.5rem + env(safe-area-inset-bottom,2rem));max-height:calc(100vh - 6rem);border-radius:var(--radius-lg);margin-bottom:2rem}}.modal-close{position:absolute;top:1rem;right:1rem;background:none;border:none;font-size:1.5rem;color:var(--text-muted);cursor:pointer;padding:.5rem;line-height:1;border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center;transition:background .2s}.modal-close:hover{background:var(--bg-app);color:var(--text-main)}@keyframes scaleIn{0%{transform:scale(.95);opacity:0}to{transform:scale(1);opacity:1}}.vocab-text{color:var(--primary-dark)}[data-theme=dark] .vocab-text{color:#fff}.vocab-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;flex-wrap:wrap;gap:1rem}.vocab-tabs{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.vocab-actions{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;justify-content:flex-end;flex:1}@media(max-width:768px){.vocab-toolbar{flex-direction:column;align-items:center;gap:1.5rem}.vocab-tabs,.vocab-actions{justify-content:center;width:100%}.vocab-actions .search-container{width:100%;max-width:100%}}input:-webkit-autofill,input:-webkit-autofill:hover,input:-webkit-autofill:focus,input:-webkit-autofill:active{-webkit-box-shadow:0 0 0 30px var(--bg-app) inset!important;-webkit-text-fill-color:var(--text-main)!important;transition:background-color 5000s ease-in-out 0s}.micro-lesson-container{position:fixed;top:0;left:0;width:100%;height:100%;z-index:9999;background-color:var(--bg-app);margin:0;padding:2rem 1rem;display:flex;flex-direction:column;overflow-y:auto}.micro-lesson-container>*{max-width:600px;width:100%;margin:0 auto}.micro-lesson-container .card{flex:1;display:flex;flex-direction:column;margin-bottom:1rem}.micro-lesson-word{font-size:3rem;font-weight:800;color:var(--text-main);line-height:1.2;margin-bottom:.5rem}.micro-lesson-translation{font-size:1.5rem;color:var(--text-main);font-weight:600}.micro-lesson-audio-btn{width:80px;height:80px;font-size:2rem;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 10px 20px #0d94884d;transition:all .2s ease}.micro-lesson-next-btn{margin-top:1rem;padding:1rem 3rem;font-size:1.1rem;border-radius:var(--radius-full)}.micro-lesson-quiz-btn{padding:1.5rem;border-radius:20px;justify-content:center;font-size:1.2rem;font-weight:600;min-height:80px;width:100%}@media(max-width:380px),(max-height:700px){.micro-lesson-word{font-size:2.2rem}.micro-lesson-translation{font-size:1.2rem}.micro-lesson-audio-btn{width:60px;height:60px;font-size:1.5rem}.micro-lesson-next-btn{padding:.8rem 2rem;font-size:1rem}.micro-lesson-quiz-btn{padding:1rem;min-height:60px;font-size:1rem}.micro-lesson-container{padding:0 .5rem}}.micro-lesson-match-audio-btn{width:100px;height:100px;font-size:3rem;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;margin:0 auto;box-shadow:0 15px 30px #0d94884d;transition:all .2s ease}@media(max-width:380px),(max-height:700px){.micro-lesson-match-audio-btn{width:70px;height:70px;font-size:2rem}}@media(max-width:768px){.mobile-hidden{display:none!important}}