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var(--transition-theme)}[data-theme=dark],html[data-theme=dark]{--color-background:#0F1419;--color-surface:#1A1F2E;--color-surface-secondary:#252A3A;--color-surface-tertiary:#2D3748;--color-surface-rgb:26,31,46;--color-text-primary:#F7FAFC;--color-text-secondary:#CBD5E0;--color-text-muted:#A0AEC0;--color-text-inverse:#1A202C;--color-border:#2D3748;--color-border-light:#4A5568;--color-border-dark:#1A202C;--color-primary:#F56565;--color-primary-light:#FC8181;--color-primary-dark:#E53E3E;--color-secondary:#4299E1;--color-navbar-bg:rgba(26,31,46,0.95);--color-navbar-border:rgba(45,55,72,0.8);--color-navbar-text:#CBD5E0;--color-navbar-text-hover:#F7FAFC}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--color-text-primary);line-height:1.2;margin:0;font-weight:400}h1{font-size:var(--font-size-4xl);margin-bottom:var(--spacing-xl)}h2{font-size:var(--font-size-3xl);margin-bottom:var(--spacing-lg)}h3{font-size:var(--font-size-2xl)}h3,h4{margin-bottom:var(--spacing-md)}h4{font-size:var(--font-size-xl)}h5{font-size:var(--font-size-lg)}h5,h6{margin-bottom:var(--spacing-sm)}h6,p{font-size:var(--font-size-base)}p{font-family:var(--font-body);line-height:1.6;color:var(--color-text-primary);margin:0 0 var(--spacing-md) 0}.subtitle-mono{font-family:var(--font-mono-cool);font-size:var(--font-size-lg);font-weight:400;line-height:1.5;color:var(--color-text-secondary);letter-spacing:.025em}.text-primary{color:var(--color-primary)}.text-secondary{color:var(--color-text-secondary)}.text-muted{color:var(--color-text-muted)}.text-inverse{color:var(--color-text-inverse)}.text-xs{font-size:var(--font-size-xs)}.text-sm{font-size:var(--font-size-sm)}.text-base{font-size:var(--font-size-base)}.text-lg{font-size:var(--font-size-lg)}.text-xl{font-size:var(--font-size-xl)}.text-2xl{font-size:var(--font-size-2xl)}.text-3xl{font-size:var(--font-size-3xl)}.text-4xl{font-size:var(--font-size-4xl)}.text-5xl{font-size:var(--font-size-5xl)}.font-heading{font-family:var(--font-heading)}.font-body{font-family:var(--font-body)}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}code,pre{font-family:var(--font-body);background-color:var(--color-surface-secondary);border:1px solid var(--color-border);border-radius:var(--radius-sm)}code{padding:.125rem .25rem;font-size:.875em}pre{padding:var(--spacing-md);overflow-x:auto;line-height:1.5}pre code{border:none;padding:0}.btn,pre code{background:none}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--spacing-sm) var(--spacing-md);font-family:var(--font-body)!important;font-size:var(--font-size-sm);border:1px solid transparent;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal);text-decoration:none;outline:none;min-height:2.5rem;position:relative;overflow:hidden;font-weight:600}.btn:focus{outline:2px solid var(--color-primary);outline-offset:2px}.btn-hero{background:transparent;color:var(--color-primary);border:2px solid var(--color-primary);padding:var(--spacing-md) var(--spacing-lg);font-family:var(--font-body)!important;font-size:var(--font-size-base);gap:var(--spacing-xs);min-height:3rem;border-radius:var(--radius-lg);position:relative;overflow:hidden}.btn-hero:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(139,0,0,.1),transparent);transition:left .6s ease}.btn-hero:hover:before{left:100%}.btn-hero:hover{background:rgba(139,0,0,.05);transform:translateY(-2px);box-shadow:0 8px 25px rgba(139,0,0,.15);text-decoration:none}.btn-hero svg{transition:transform var(--transition-normal)}.btn-hero:hover svg{transform:translateX(4px)}.btn-primary{background:linear-gradient(135deg,var(--color-primary) 0,var(--color-primary-dark) 100%);color:var(--color-text-inverse);border-color:var(--color-primary);box-shadow:0 4px 15px rgba(139,0,0,.3)}.btn-primary:hover{background:linear-gradient(135deg,var(--color-primary-light) 0,var(--color-primary) 100%);transform:translateY(-2px);box-shadow:0 6px 20px rgba(139,0,0,.4)}.btn-primary:active{transform:translateY(0);box-shadow:0 2px 10px rgba(139,0,0,.3)}.btn-secondary{background:linear-gradient(135deg,transparent,rgba(139,0,0,.1));color:var(--color-primary);border-color:var(--color-primary);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:relative}.btn-secondary:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,var(--color-primary) 0,var(--color-primary-dark) 100%);opacity:0;transition:opacity var(--transition-normal);border-radius:calc(var(--radius-md) - 2px)}.btn-secondary:hover:before{opacity:1}.btn-secondary:hover{color:var(--color-text-inverse);transform:translateY(-2px);box-shadow:0 6px 20px rgba(139,0,0,.3)}.btn-secondary>*{position:relative;z-index:1}.btn-outline{background:linear-gradient(135deg,var(--color-surface) 0,var(--color-surface-secondary) 100%);color:var(--color-text-primary);border-color:var(--color-border);box-shadow:0 2px 8px rgba(0,0,0,.1)}.btn-outline:hover{background:linear-gradient(135deg,var(--color-surface-secondary) 0,var(--color-surface) 100%);border-color:var(--color-border-dark);transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,.15)}.btn-sm{padding:var(--spacing-xs) var(--spacing-sm);font-size:var(--font-size-xs);min-height:2rem}.btn-lg{padding:var(--spacing-md) var(--spacing-lg);font-size:var(--font-size-base);min-height:3rem}.card{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition-normal)}.card:hover{box-shadow:var(--shadow-md)}.card-header{margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-md);border-bottom:1px solid var(--color-border-light)}.card-title{font-family:var(--font-heading);font-size:var(--font-size-lg);margin:0}.card-content,.card-title{color:var(--color-text-primary)}.card-footer{margin-top:var(--spacing-md);padding-top:var(--spacing-md);border-top:1px solid var(--color-border-light)}.input{width:100%;padding:var(--spacing-sm) var(--spacing-md);font-family:var(--font-body);font-size:var(--font-size-base);background-color:var(--color-surface);border:2px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);transition:border-color var(--transition-normal)}.input:focus{outline:none;border-color:var(--color-primary)}.input::placeholder{color:var(--color-text-muted)}.label{display:block;font-family:var(--font-body);font-size:var(--font-size-sm);color:var(--color-text-primary);margin-bottom:var(--spacing-xs);font-weight:500}.theme-toggle{position:fixed;top:var(--spacing-md);right:var(--spacing-md);width:2.5rem;height:2.5rem;border-radius:50%;background:transparent;border:2px solid var(--color-primary);color:var(--color-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:var(--font-size-base);transition:all var(--transition-normal);z-index:1000;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.theme-toggle:hover{transform:scale(1.1) rotate(180deg);border-color:var(--color-primary-light);color:var(--color-primary-light);box-shadow:0 0 20px rgba(139,0,0,.3)}.theme-toggle:active{transform:scale(.95)}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.loading{opacity:.6;pointer-events:none}.spinner{display:inline-block;width:1rem;height:1rem;border-top:2px solid var(--color-border);border:2px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.hero-section{min-height:100vh;justify-content:center;padding:var(--spacing-xl) 0;gap:var(--spacing-xl);position:relative}.hero-content,.hero-section{display:flex;flex-direction:column;align-items:center}.hero-content{gap:var(--spacing-lg);text-align:center;max-width:600px;z-index:2}.hero-text{display:flex;flex-direction:column;gap:var(--spacing-md)}.hero-title{font-size:clamp(2.5rem,5vw,4rem);font-weight:700;background:linear-gradient(135deg,var(--color-text-primary) 0,var(--color-primary) 100%);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;line-height:1.2}.hero-subtitle{font-size:var(--font-size-lg);color:var(--color-text-secondary);max-width:500px;line-height:1.6}.hero-actions{display:flex;gap:var(--spacing-md);margin-top:var(--spacing-md)}.hero-card{max-width:400px;width:100%;z-index:2}.card-glow{position:relative;border-radius:var(--radius-lg);padding:2px;background:linear-gradient(135deg,var(--color-primary) 0,transparent 50%,var(--color-primary) 100%);background-size:200% 200%;animation:shimmer-card 3s ease-in-out infinite}@keyframes shimmer-card{0%,to{background-position:0 50%}50%{background-position:100% 50%}}@keyframes shimmer{0%,to{background-position:0 50%}50%{background-position:100% 50%}}.card-glow .card{background:var(--color-surface);border-radius:calc(var(--radius-lg) - 2px);border:none;position:relative}.card-header{gap:var(--spacing-sm);margin-bottom:var(--spacing-sm)}.card-header,.card-icon{display:flex;align-items:center}.card-icon{justify-content:center;width:2.5rem;height:2.5rem;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--color-primary) 0,var(--color-primary-dark) 100%);color:var(--color-text-inverse)}@media (max-width:768px){.hero-section{padding:var(--spacing-lg) var(--spacing-md);gap:var(--spacing-lg)}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:var(--font-size-base)}.btn-hero{padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-size-sm);min-height:2.5rem}}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body,html{overflow-x:hidden;width:100%;max-width:100vw}body{font-family:var(--font-body);background-color:var(--color-background);color:var(--color-text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100dvh}button{border:none;background:none;cursor:pointer;font-family:inherit}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}ol,ul{list-style:none}img{max-width:100%;height:auto;display:block}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}::selection{background-color:var(--color-primary);color:var(--color-text-inverse)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--color-surface-secondary)}::-webkit-scrollbar-thumb{background:var(--color-border-dark);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-primary)}.no-transition *{transition:none!important}@media (max-width:768px){.theme-toggle{top:var(--spacing-sm);right:var(--spacing-sm);width:2rem;height:2rem;font-size:var(--font-size-sm)}input,select,textarea{font-size:16px!important}}