:root{--primary-color: #2563eb;--primary-hover: #1d4ed8;--secondary-color: #10b981;--accent-color: #f59e0b;--danger-color: #ef4444;--bg-color: #f8fafc;--card-bg: #ffffff;--text-primary: #1e293b;--text-secondary: #64748b;--border-color: #e2e8f0;--glass-bg: rgba(255, 255, 255, .7);--glass-border: rgba(255, 255, 255, .5);--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);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--font-sans: "Inter", system-ui, -apple-system, sans-serif}[data-theme=dark]{--bg-color: #0d1117;--card-bg: #161b22;--text-primary: #e6edf3;--text-secondary: #8b949e;--border-color: #30363d;--glass-bg: rgba(22, 27, 34, .95);--glass-border: rgba(48, 54, 61, .8);--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .4);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .5), 0 2px 4px -2px rgb(0 0 0 / .4);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .6), 0 4px 6px -4px rgb(0 0 0 / .5)}*{box-sizing:border-box}body{margin:0;font-family:var(--font-sans);background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5;transition:background-color .3s ease,color .3s ease}.glass-panel{background:var(--glass-bg);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--glass-border);box-shadow:var(--shadow-lg);transition:background .3s ease,border-color .3s ease}.container{width:100%;max-width:1200px;margin-left:auto;margin-right:auto;padding-left:1rem;padding-right:1rem}.center-content{display:flex;justify-content:center;align-items:center;min-height:100vh}.input-field{width:100%;padding:.75rem 1rem;background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:var(--radius-md);font-size:1rem;color:var(--text-primary);transition:all .2s;outline:none;box-sizing:border-box}.input-field::placeholder{color:var(--text-secondary)}.input-field:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #2563eb1a}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:var(--radius-md);font-weight:600;cursor:pointer;transition:all .2s;border:none;font-size:1rem}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover);transform:translateY(-1px)}.btn-google{background-color:var(--card-bg);color:var(--text-primary);border:1px solid var(--border-color);gap:.5rem}.btn-google:hover:not(:disabled){background-color:var(--bg-color);border-color:var(--text-secondary)}.btn-danger{background-color:transparent;color:var(--danger-color);padding:.5rem 1rem;font-size:.875rem}.btn-danger:hover:not(:disabled){background-color:#ef44441a}.theme-toggle{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;border:1px solid var(--border-color);background:var(--card-bg);cursor:pointer;transition:all .2s}.theme-toggle:hover{background:var(--bg-color);border-color:var(--text-secondary)}.theme-toggle svg{width:20px;height:20px;color:var(--text-primary)}.text-center{text-align:center}.text-sm{font-size:.875rem}.text-mut{color:var(--text-secondary)}.font-bold{font-weight:700}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.mt-4{margin-top:1rem}.skeleton{background:linear-gradient(90deg,var(--border-color) 25%,var(--card-bg) 50%,var(--border-color) 75%);background-size:200% 100%;animation:skeleton-loading 1.5s infinite;border-radius:var(--radius-md)}@keyframes skeleton-loading{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton-text{height:1rem;margin-bottom:.5rem}.skeleton-title{height:1.5rem;width:60%;margin-bottom:.75rem}.skeleton-price{height:2rem;width:40%}.toast-container{position:fixed;top:1rem;right:1rem;z-index:9999;display:flex;flex-direction:column;gap:.5rem;max-width:400px}.toast{display:flex;align-items:center;gap:.75rem;padding:1rem 1.25rem;border-radius:var(--radius-lg);background:var(--card-bg);border:1px solid var(--border-color);box-shadow:var(--shadow-lg);animation:toast-slide-in .3s ease-out}.toast-success{border-left:4px solid var(--secondary-color)}.toast-error{border-left:4px solid var(--danger-color)}.toast-info{border-left:4px solid var(--primary-color)}.toast-icon{flex-shrink:0;width:20px;height:20px}.toast-message{flex:1;font-size:.875rem;color:var(--text-primary)}.toast-close{flex-shrink:0;background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:.25rem;display:flex;align-items:center;justify-content:center}.toast-close:hover{color:var(--text-primary)}@keyframes toast-slide-in{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.toast-exit{animation:toast-slide-out .2s ease-in forwards}@keyframes toast-slide-out{0%{transform:translate(0);opacity:1}to{transform:translate(100%);opacity:0}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .4s ease-out forwards}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:768px){.container{padding-left:1rem;padding-right:1rem}.glass-panel{padding:1.25rem!important;border-radius:.75rem!important}.btn{padding:.875rem 1.25rem;font-size:1rem}.input-field{padding:.875rem 1rem;font-size:1rem}h1{font-size:1.5rem!important}h2{font-size:1.25rem!important}h3{font-size:1.1rem!important}}@media(max-width:480px){.container{padding-left:.75rem;padding-right:.75rem}.glass-panel{padding:1rem!important}.btn{padding:.75rem 1rem;font-size:.9375rem}.toast-container{left:.75rem;right:.75rem;top:.75rem;max-width:none}.toast{padding:.75rem 1rem}.theme-toggle{width:36px;height:36px}.theme-toggle svg{width:18px;height:18px}}@media(hover:none)and (pointer:coarse){.btn:active{transform:scale(.98)}.btn-primary:active{background-color:var(--primary-hover)}.glass-panel:active{transform:none!important}}