:root{--primary:#6366f1;--primary-dark:#4f46e5;--primary-light:#818cf8;--primary-bg:#6366f114;--primary-border:#6366f14d;--success:#22c55e;--warning:#f59e0b;--danger:#ef4444;--text:#374151;--text-muted:#6b7280;--text-heading:#111827;--bg:#fff;--bg-secondary:#f9fafb;--bg-card:#fff;--border:#e5e7eb;--shadow-sm:0 1px 3px #00000014, 0 1px 2px #0000000d;--shadow:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--shadow-lg:0 10px 25px -3px #0000001a, 0 4px 6px -2px #0000000d;--radius-sm:6px;--radius:12px;--radius-lg:20px;--radius-full:9999px;--navbar-h:60px;--bottom-nav-h:64px;--sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans KR", sans-serif;font-family:var(--sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;font-size:15px;line-height:1.6}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--primary:#818cf8;--primary-dark:#6366f1;--primary-light:#a5b4fc;--primary-bg:#818cf81f;--primary-border:#818cf84d;--text:#d1d5db;--text-muted:#9ca3af;--text-heading:#f9fafb;--bg:#0f1117;--bg-secondary:#1a1d27;--bg-card:#1e2130;--border:#2d3147;--shadow-sm:0 1px 3px #0000004d;--shadow:0 4px 6px -1px #0006, 0 2px 4px -1px #00000040;--shadow-lg:0 10px 25px -3px #00000080, 0 4px 6px -2px #0000004d}}*,:before,:after{box-sizing:border-box}body{background:var(--bg);margin:0}h1,h2,h3,h4,h5,h6{color:var(--text-heading);margin:0;font-weight:700;line-height:1.2}p{margin:0}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}ul,ol{margin:0;padding:0;list-style:none}img{max-width:100%;display:block}input,button,textarea,select{font-family:inherit;font-size:inherit}#root,.app-layout{flex-direction:column;min-height:100svh;display:flex}.page-content{padding-top:var(--navbar-h);padding-bottom:var(--bottom-nav-h);flex:1}@media (width>=768px){.page-content{padding-bottom:0}}.container{width:100%;max-width:1100px;margin:0 auto;padding:0 16px}@media (width>=768px){.container{padding:0 24px}}.navbar{height:var(--navbar-h);background:var(--bg);border-bottom:1px solid var(--border);z-index:100;-webkit-backdrop-filter:blur(10px);background:#ffffffe6;position:fixed;top:0;left:0;right:0}@media (prefers-color-scheme:dark){.navbar{background:#0f1117e6}}.navbar-inner{justify-content:space-between;align-items:center;height:100%;display:flex}.navbar-brand{color:var(--primary);letter-spacing:-.5px;font-size:20px;font-weight:800;text-decoration:none}.navbar-brand:hover{text-decoration:none}.navbar-links{align-items:center;gap:4px;display:flex}.navbar-link{border-radius:var(--radius-full);color:var(--text-muted);align-items:center;gap:6px;padding:6px 12px;font-size:14px;font-weight:500;text-decoration:none;transition:all .15s;display:inline-flex}.navbar-link:hover{background:var(--bg-secondary);color:var(--text-heading);text-decoration:none}.navbar-link.active{background:var(--primary-bg);color:var(--primary)}.navbar-actions{align-items:center;gap:8px;display:flex}.navbar-user{color:var(--text-muted);align-items:center;gap:8px;font-size:14px;display:flex}.navbar-links{display:none}@media (width>=768px){.navbar-links{display:flex}}.bottom-nav{height:var(--bottom-nav-h);background:var(--bg);border-top:1px solid var(--border);z-index:100;padding-bottom:env(safe-area-inset-bottom);justify-content:space-around;align-items:center;display:flex;position:fixed;bottom:0;left:0;right:0}@media (width>=768px){.bottom-nav{display:none}}.bottom-nav-item{border-radius:var(--radius);color:var(--text-muted);flex-direction:column;flex:1;align-items:center;gap:3px;padding:6px 12px;font-size:11px;font-weight:500;text-decoration:none;transition:all .15s;display:flex}.bottom-nav-item:hover{text-decoration:none}.bottom-nav-item.active{color:var(--primary)}.bottom-nav-item svg{width:22px;height:22px}.btn{border-radius:var(--radius-full);cursor:pointer;white-space:nowrap;border:none;outline:none;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:600;text-decoration:none;transition:all .15s;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 4px 12px #6366f166}.btn-secondary{background:var(--bg-secondary);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--border)}.btn-outline{color:var(--primary);border:1.5px solid var(--primary);background:0 0}.btn-outline:hover:not(:disabled){background:var(--primary-bg)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-sm{padding:6px 14px;font-size:13px}.btn-lg{padding:14px 28px;font-size:16px}.btn-block{width:100%}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:24px}.card-hover{transition:all .2s}.card-hover:hover{box-shadow:var(--shadow-lg);border-color:var(--primary-border);transform:translateY(-2px)}.form-group{flex-direction:column;gap:6px;margin-bottom:16px;display:flex}.form-label{color:var(--text-heading);font-size:14px;font-weight:600}.form-input{border:1.5px solid var(--border);border-radius:var(--radius);background:var(--bg);width:100%;color:var(--text-heading);outline:none;padding:11px 14px;font-size:15px;transition:all .15s}.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-bg)}.form-input::placeholder{color:var(--text-muted)}.form-error{color:var(--danger);font-size:13px}.form-hint{color:var(--text-muted);font-size:13px}.auth-page{background:var(--bg-secondary);justify-content:center;align-items:center;min-height:100svh;padding:24px 16px;display:flex}.auth-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;max-width:420px;box-shadow:var(--shadow-lg);padding:40px 32px}.auth-logo{color:var(--primary);letter-spacing:-.5px;justify-content:center;align-items:center;gap:10px;margin-bottom:28px;font-size:22px;font-weight:800;display:flex}.auth-title{text-align:center;margin-bottom:8px;font-size:24px;font-weight:700}.auth-subtitle{color:var(--text-muted);text-align:center;margin-bottom:28px;font-size:14px}.auth-footer{text-align:center;color:var(--text-muted);margin-top:20px;font-size:14px}.auth-divider{color:var(--text-muted);align-items:center;gap:12px;margin:20px 0;font-size:13px;display:flex}.auth-divider:before,.auth-divider:after{content:"";background:var(--border);flex:1;height:1px}.alert{border-radius:var(--radius);align-items:flex-start;gap:10px;margin-bottom:16px;padding:12px 16px;font-size:14px;display:flex}.alert-error{color:var(--danger);background:#ef444414;border:1px solid #ef44444d}.alert-success{color:var(--success);background:#22c55e14;border:1px solid #22c55e4d}.hero-section{text-align:center;padding:80px 0 60px}.hero-badge{background:var(--primary-bg);border:1px solid var(--primary-border);border-radius:var(--radius-full);color:var(--primary);align-items:center;gap:6px;margin-bottom:24px;padding:6px 14px;font-size:13px;font-weight:600;display:inline-flex}.hero-title{letter-spacing:-1.5px;background:linear-gradient(135deg, var(--text-heading) 0%, var(--primary) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:20px;font-size:52px;font-weight:800;line-height:1.1}@media (width<=640px){.hero-title{letter-spacing:-1px;font-size:34px}}.hero-subtitle{color:var(--text-muted);max-width:520px;margin:0 auto 36px;font-size:18px;line-height:1.7}@media (width<=640px){.hero-subtitle{font-size:16px}}.hero-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.feature-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;padding:40px 0;display:grid}.feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);flex-direction:column;gap:14px;padding:28px;transition:all .2s;display:flex}.feature-card:hover{box-shadow:var(--shadow-lg);border-color:var(--primary-border);transform:translateY(-3px)}.feature-icon{border-radius:var(--radius);background:var(--primary-bg);justify-content:center;align-items:center;width:48px;height:48px;font-size:24px;display:flex}.feature-title{font-size:17px;font-weight:700}.feature-desc{color:var(--text-muted);font-size:14px;line-height:1.6}.page-header{border-bottom:1px solid var(--border);margin-bottom:32px;padding:40px 0 24px}.page-header-title{letter-spacing:-.5px;font-size:28px;font-weight:800}.page-header-subtitle{color:var(--text-muted);margin-top:6px;font-size:15px}.spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:.7s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.badge{border-radius:var(--radius-full);align-items:center;padding:3px 8px;font-size:12px;font-weight:600;display:inline-flex}.badge-primary{background:var(--primary-bg);color:var(--primary)}.badge-success{color:var(--success);background:#22c55e1a}.bank-balance-card{background:linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);border-radius:var(--radius-lg);color:#fff;box-shadow:var(--shadow-lg);margin-bottom:24px;padding:32px}.bank-balance-label{opacity:.8;margin-bottom:8px;font-size:14px}.bank-balance-amount{letter-spacing:-1px;font-size:40px;font-weight:800}.bank-action-grid{grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:28px;display:grid}@media (width<=480px){.bank-action-grid{grid-template-columns:repeat(2,1fr)}}.bank-action-btn{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);cursor:pointer;flex-direction:column;align-items:center;gap:8px;padding:16px 8px;font-size:13px;font-weight:600;transition:all .15s;display:flex}.bank-action-btn:hover{border-color:var(--primary-border);color:var(--primary);background:var(--primary-bg)}.bank-action-btn svg{width:24px;height:24px}.transaction-list{flex-direction:column;gap:8px;display:flex}.transaction-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);justify-content:space-between;align-items:center;padding:14px 16px;display:flex}.transaction-info{align-items:center;gap:12px;display:flex}.transaction-icon{border-radius:var(--radius);background:var(--bg-secondary);flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:18px;display:flex}.transaction-name{font-size:14px;font-weight:600}.transaction-date{color:var(--text-muted);margin-top:2px;font-size:12px}.transaction-amount{font-size:15px;font-weight:700}.transaction-amount.income{color:var(--success)}.transaction-amount.expense{color:var(--danger)}.word-card{text-align:center;background:linear-gradient(135deg, var(--bg-card), var(--bg-secondary));border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);margin-bottom:24px;padding:40px 32px}.word-english{color:var(--primary);letter-spacing:-1px;margin-bottom:8px;font-size:42px;font-weight:800}.word-phonetic{color:var(--text-muted);margin-bottom:16px;font-size:18px}.word-korean{color:var(--text-heading);font-size:22px;font-weight:600}.word-example{background:var(--bg-secondary);border-radius:var(--radius);color:var(--text-muted);margin-top:20px;padding:16px;font-size:14px;font-style:italic}.learning-stats{grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:24px;display:grid}.stat-card{text-align:center;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.stat-value{color:var(--primary);letter-spacing:-.5px;font-size:28px;font-weight:800}.stat-label{color:var(--text-muted);margin-top:4px;font-size:12px}.text-center{text-align:center}.text-muted{color:var(--text-muted)}.text-primary{color:var(--primary)}.text-success{color:var(--success)}.text-danger{color:var(--danger)}.mt-4{margin-top:4px}.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}.mb-4{margin-bottom:4px}.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.section{padding:48px 0}.section-title{letter-spacing:-.3px;margin-bottom:20px;font-size:24px;font-weight:700}