@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap");:root{--color-bg-primary: #1a202c;--color-bg-secondary: #2d3748;--color-bg-tertiary: #3d4a5c;--color-bg-elevated: #374151;--color-accent-primary: #38a169;--color-accent-secondary: #48bb78;--color-accent-tertiary: #2f855a;--color-accent-muted: rgba(56, 161, 105, 0.1);--color-text-primary: #f7fafc;--color-text-secondary: #e2e8f0;--color-text-muted: #a0aec0;--color-text-inverse: #1a202c;--color-border-default: #4a5568;--color-border-light: #718096;--color-border-accent: var(--color-accent-primary);--color-success: #48bb78;--color-warning: #ecc94b;--color-error: #fc8181;--color-info: #63b3ed;--font-family-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;--font-family-mono: 'JetBrains Mono', 'Fira Code', Consolas, Monaco, 'Andale Mono', monospace;--font-size-xs: 0.75rem;--font-size-sm: 0.875rem;--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-5xl: 3rem;--font-size-6xl: 3.75rem;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--font-weight-extrabold: 800;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.625;--line-height-loose: 2;--spacing-0: 0;--spacing-1: 0.25rem;--spacing-2: 0.5rem;--spacing-3: 0.75rem;--spacing-4: 1rem;--spacing-5: 1.25rem;--spacing-6: 1.5rem;--spacing-8: 2rem;--spacing-10: 2.5rem;--spacing-12: 3rem;--spacing-16: 4rem;--spacing-20: 5rem;--spacing-24: 6rem;--container-max-width: 1280px;--container-padding: var(--spacing-4);--content-max-width: 800px;--header-height: 72px;--header-height-mobile: 64px;--footer-padding: var(--spacing-12);--radius-sm: 0.25rem;--radius-md: 0.5rem;--radius-lg: 0.75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.15);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.14);--shadow-glow: 0 0 20px rgba(56, 161, 105, 0.3);--transition-fast: 150ms ease;--transition-normal: 250ms ease;--transition-slow: 350ms ease;--z-dropdown: 1000;--z-sticky: 1020;--z-fixed: 1030;--z-modal-backdrop: 1040;--z-modal: 1050;--z-popover: 1060;--z-tooltip: 1070}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-family-sans);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);color:var(--color-text-primary);background-color:var(--color-bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-bold);line-height:var(--line-height-tight);color:var(--color-text-primary);margin-bottom:var(--spacing-4)}h1{font-size:var(--font-size-4xl);font-weight:var(--font-weight-extrabold)}@media (min-width: 768px){h1{font-size:var(--font-size-5xl)}}h2{font-size:var(--font-size-3xl)}@media (min-width: 768px){h2{font-size:var(--font-size-4xl)}}h3{font-size:var(--font-size-2xl)}@media (min-width: 768px){h3{font-size:var(--font-size-3xl)}}h4{font-size:var(--font-size-xl)}@media (min-width: 768px){h4{font-size:var(--font-size-2xl)}}h5{font-size:var(--font-size-lg)}@media (min-width: 768px){h5{font-size:var(--font-size-xl)}}h6{font-size:var(--font-size-base)}@media (min-width: 768px){h6{font-size:var(--font-size-lg)}}p{margin-bottom:var(--spacing-4);color:var(--color-text-secondary)}strong,b{font-weight:var(--font-weight-semibold);color:var(--color-text-primary)}em,i{font-style:italic}small{font-size:var(--font-size-sm)}a{color:var(--color-accent-secondary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-accent-primary);text-decoration:underline}a:focus{outline:2px solid var(--color-accent-primary);outline-offset:2px}ul,ol{margin-bottom:var(--spacing-4);padding-left:var(--spacing-6);color:var(--color-text-secondary)}li{margin-bottom:var(--spacing-2)}code,kbd,samp,pre{font-family:var(--font-family-mono);font-size:var(--font-size-sm)}code{background-color:var(--color-bg-tertiary);padding:var(--spacing-1) var(--spacing-2);border-radius:var(--radius-sm);color:var(--color-accent-secondary)}pre{background-color:var(--color-bg-secondary);padding:var(--spacing-4);border-radius:var(--radius-md);overflow-x:auto;margin-bottom:var(--spacing-4)}pre code{background:none;padding:0;border-radius:0}blockquote{border-left:4px solid var(--color-accent-primary);padding-left:var(--spacing-4);margin:var(--spacing-4) 0;font-style:italic;color:var(--color-text-muted)}hr{border:none;height:1px;background-color:var(--color-border-default);margin:var(--spacing-8) 0}img{max-width:100%;height:auto;display:block}figure{margin:var(--spacing-4) 0}figcaption{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-top:var(--spacing-2);text-align:center}table{width:100%;border-collapse:collapse;margin-bottom:var(--spacing-4)}th,td{padding:var(--spacing-3) var(--spacing-4);text-align:left;border-bottom:1px solid var(--color-border-default)}th{font-weight:var(--font-weight-semibold);color:var(--color-text-primary);background-color:var(--color-bg-secondary)}tr:hover td{background-color:var(--color-bg-secondary)}input,textarea,select{font-family:inherit;font-size:var(--font-size-base);padding:var(--spacing-3) var(--spacing-4);border:1px solid var(--color-border-default);border-radius:var(--radius-md);background-color:var(--color-bg-secondary);color:var(--color-text-primary);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--color-accent-primary);box-shadow:0 0 0 3px var(--color-accent-muted)}input::placeholder,textarea::placeholder,select::placeholder{color:var(--color-text-muted)}::selection{background-color:var(--color-accent-primary);color:var(--color-text-primary)}:focus-visible{outline:2px solid var(--color-accent-primary);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0, 0, 0, 0);white-space:nowrap;border:0}.page-wrapper{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1;padding-top:var(--header-height-mobile)}@media (min-width: 768px){.main-content{padding-top:var(--header-height)}}.container{width:100%;max-width:var(--container-max-width);margin-left:auto;margin-right:auto;padding-left:var(--spacing-4);padding-right:var(--spacing-4)}@media (min-width: 768px){.container{padding-left:var(--spacing-6);padding-right:var(--spacing-6)}}@media (min-width: 1024px){.container{padding-left:var(--spacing-8);padding-right:var(--spacing-8)}}.container-narrow{max-width:var(--content-max-width)}.container-full{max-width:none;padding-left:0;padding-right:0}.section{padding-top:var(--spacing-12);padding-bottom:var(--spacing-12)}@media (min-width: 768px){.section{padding-top:var(--spacing-16);padding-bottom:var(--spacing-16)}}@media (min-width: 1024px){.section{padding-top:var(--spacing-20);padding-bottom:var(--spacing-20)}}.section-sm{padding-top:var(--spacing-8);padding-bottom:var(--spacing-8)}@media (min-width: 768px){.section-sm{padding-top:var(--spacing-12);padding-bottom:var(--spacing-12)}}.section-pattern{position:relative;overflow:hidden}.section-pattern>.container{position:relative;z-index:2}.grid{display:grid;gap:var(--spacing-6)}@media (min-width: 768px){.grid{gap:var(--spacing-8)}}.grid-2{grid-template-columns:1fr}@media (min-width: 768px){.grid-2{grid-template-columns:repeat(2, 1fr)}}.grid-3{grid-template-columns:1fr}@media (min-width: 768px){.grid-3{grid-template-columns:repeat(2, 1fr)}}@media (min-width: 1024px){.grid-3{grid-template-columns:repeat(3, 1fr)}}.grid-4{grid-template-columns:repeat(2, 1fr)}@media (min-width: 768px){.grid-4{grid-template-columns:repeat(3, 1fr)}}@media (min-width: 1024px){.grid-4{grid-template-columns:repeat(4, 1fr)}}.grid-auto{grid-template-columns:repeat(auto-fit, minmax(280px, 1fr))}.flex{display:flex}.flex-wrap{flex-wrap:wrap}.flex-col{flex-direction:column}.items-center{align-items:center}.items-start{align-items:flex-start}.items-end{align-items:flex-end}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.justify-end{justify-content:flex-end}.gap-2{gap:var(--spacing-2)}.gap-4{gap:var(--spacing-4)}.gap-6{gap:var(--spacing-6)}.gap-8{gap:var(--spacing-8)}.content-wrapper{max-width:var(--content-max-width);margin-left:auto;margin-right:auto}.page-header{text-align:center;margin-bottom:var(--spacing-8)}@media (min-width: 768px){.page-header{margin-bottom:var(--spacing-12)}}.page-title{margin-bottom:var(--spacing-4)}.page-description{font-size:var(--font-size-lg);color:var(--color-text-muted);max-width:600px;margin-left:auto;margin-right:auto}@media (min-width: 768px){.page-description{font-size:var(--font-size-xl)}}.stack>*+*{margin-top:var(--spacing-4)}.stack-lg>*+*{margin-top:var(--spacing-8)}.stack-xl>*+*{margin-top:var(--spacing-12)}.divider{height:1px;background-color:var(--color-border-default);margin:var(--spacing-8) 0}.divider-accent{height:3px;background:linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary));margin:var(--spacing-8) 0;border-radius:var(--radius-full)}.bg-primary{background-color:var(--color-bg-primary)}.bg-secondary{background-color:var(--color-bg-secondary)}.bg-tertiary{background-color:var(--color-bg-tertiary)}.bg-accent{background-color:var(--color-accent-primary);color:var(--color-text-inverse)}.bg-accent h1,.bg-accent h2,.bg-accent h3,.bg-accent h4,.bg-accent h5,.bg-accent h6{color:var(--color-text-inverse)}.bg-accent p{color:var(--color-text-inverse);opacity:0.9}.bg-accent a{color:var(--color-text-inverse);text-decoration:underline}.bg-accent a:hover{opacity:0.8}.full-bleed{width:100vw;position:relative;left:50%;right:50%;margin-left:-50vw;margin-right:-50vw}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-2);padding:var(--spacing-3) var(--spacing-6);font-family:var(--font-family-sans);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);line-height:1;text-decoration:none;border-radius:var(--radius-md);border:2px solid transparent;cursor:pointer;transition:all var(--transition-normal)}.btn:focus{outline:none;box-shadow:0 0 0 3px var(--color-accent-muted)}.btn:disabled{opacity:0.5;cursor:not-allowed}.btn-primary{background-color:var(--color-accent-primary);color:var(--color-text-primary);border-color:var(--color-accent-primary)}.btn-primary:hover{background-color:var(--color-accent-secondary);border-color:var(--color-accent-secondary);color:#1a202c;transform:translateY(-2px);box-shadow:var(--shadow-md),var(--shadow-glow);text-decoration:none}.btn-primary:active{background-color:var(--color-accent-tertiary);border-color:var(--color-accent-tertiary);color:#1a202c;transform:translateY(0)}.btn-secondary{background-color:transparent;color:var(--color-text-primary);border-color:var(--color-border-light)}.btn-secondary:hover{background-color:var(--color-bg-tertiary);border-color:var(--color-text-primary);transform:translateY(-2px);text-decoration:none}.btn-secondary:active{background-color:var(--color-bg-secondary)}.btn-ghost{background-color:transparent;color:var(--color-accent-primary);border-color:transparent}.btn-ghost:hover{background-color:var(--color-accent-muted);text-decoration:none}.btn-lg{padding:var(--spacing-4) var(--spacing-8);font-size:var(--font-size-lg);border-radius:var(--radius-lg)}.btn-sm{padding:var(--spacing-2) var(--spacing-4);font-size:var(--font-size-sm)}.btn-icon{padding:var(--spacing-3)}.btn-icon svg{width:20px;height:20px}.card{background-color:var(--color-bg-secondary);border-radius:var(--radius-lg);padding:var(--spacing-6);box-shadow:var(--shadow-md);transition:transform var(--transition-normal),box-shadow var(--transition-normal)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.card-link{display:block;text-decoration:none;color:inherit}.card-link:hover{text-decoration:none}.card-header{margin-bottom:var(--spacing-4)}.card-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-2)}.card-description{color:var(--color-text-muted);font-size:var(--font-size-sm)}.card-body{color:var(--color-text-secondary)}.card-footer{margin-top:var(--spacing-4);padding-top:var(--spacing-4);border-top:1px solid var(--color-border-default)}.card-feature{text-align:center;padding:var(--spacing-8)}.card-feature .card-icon{display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;background-color:var(--color-accent-muted);border-radius:var(--radius-lg);margin-bottom:var(--spacing-4);color:var(--color-accent-primary);font-size:var(--font-size-3xl)}.card-quick-link{display:flex;align-items:center;gap:var(--spacing-4);padding:var(--spacing-4) var(--spacing-5);background-color:var(--color-bg-secondary);border-radius:var(--radius-md);text-decoration:none;color:var(--color-text-primary);transition:all var(--transition-normal);border:1px solid var(--color-border-default)}.card-quick-link:hover{background-color:var(--color-bg-tertiary);border-color:var(--color-accent-primary);transform:translateX(4px);text-decoration:none}.card-quick-link .card-icon{font-size:var(--font-size-2xl);flex-shrink:0}.card-quick-link .card-text{font-weight:var(--font-weight-medium)}.card-speaker{text-align:center;padding:var(--spacing-6)}.card-speaker .speaker-image{width:120px;height:120px;border-radius:var(--radius-full);object-fit:cover;margin:0 auto var(--spacing-4);border:3px solid var(--color-accent-primary)}.card-speaker .speaker-name{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-1)}.card-speaker .speaker-title{font-size:var(--font-size-sm);color:var(--color-text-muted)}.badge{display:inline-flex;align-items:center;padding:var(--spacing-1) var(--spacing-3);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);text-transform:uppercase;letter-spacing:0.5px;border-radius:var(--radius-full);background-color:var(--color-bg-tertiary);color:var(--color-text-secondary)}.badge-accent{background-color:var(--color-accent-primary);color:var(--color-text-primary)}.badge-secondary{background-color:var(--color-bg-tertiary);color:var(--color-text-secondary)}.badge-success{background-color:var(--color-success);color:var(--color-text-inverse)}.badge-warning{background-color:var(--color-warning);color:var(--color-text-inverse)}.badge-lg{padding:var(--spacing-2) var(--spacing-4);font-size:var(--font-size-sm)}.banner{padding:var(--spacing-4) var(--spacing-6);border-radius:var(--radius-lg);background-color:var(--color-bg-secondary);border-left:4px solid var(--color-accent-primary)}.banner-cta{background:linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-tertiary));padding:var(--spacing-6) var(--spacing-8);text-align:center;border:1px solid var(--color-border-default)}.banner-cta .banner-title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);margin-bottom:var(--spacing-2)}.banner-cta .banner-description{color:var(--color-text-muted);margin-bottom:var(--spacing-4)}.banner-info{background-color:rgba(99,179,237,0.1);border-left-color:var(--color-info)}.banner-warning{background-color:rgba(236,201,75,0.1);border-left-color:var(--color-warning)}.banner-success{background-color:rgba(72,187,120,0.1);border-left-color:var(--color-success)}.teaser-card{display:flex;flex-direction:column;align-items:center;text-align:center;padding:var(--spacing-8);background:linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-tertiary));border:2px dashed var(--color-border-light);border-radius:var(--radius-xl);margin:var(--spacing-6) 0}@media (min-width: 768px){.teaser-card{flex-direction:row;text-align:left;gap:var(--spacing-6)}}.teaser-card-icon{font-size:3rem;margin-bottom:var(--spacing-4)}@media (min-width: 768px){.teaser-card-icon{font-size:4rem;margin-bottom:0}}.teaser-card-content{flex:1}.teaser-card-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-text-primary);margin-bottom:var(--spacing-2)}@media (min-width: 768px){.teaser-card-title{font-size:var(--font-size-2xl)}}.teaser-card-description{color:var(--color-text-secondary);margin-bottom:var(--spacing-3)}.teaser-card-note{font-size:var(--font-size-sm);color:var(--color-accent-secondary);font-style:italic;margin:0}.logo-grid{display:grid;gap:var(--spacing-4);background-color:var(--color-bg-secondary);padding:var(--spacing-6);border-radius:var(--radius-lg)}.logo-grid-2{grid-template-columns:repeat(2, 1fr)}@media (min-width: 768px){.logo-grid-2{grid-template-columns:repeat(3, 1fr)}}@media (min-width: 1024px){.logo-grid-2{grid-template-columns:repeat(4, 1fr)}}.logo-item{display:flex;align-items:center;justify-content:center;padding:var(--spacing-4);background-color:#ffffff;border-radius:var(--radius-md);transition:transform var(--transition-normal),box-shadow var(--transition-normal);min-height:100px}.logo-item:hover{transform:scale(1.05);box-shadow:var(--shadow-md)}.logo-item img{max-width:100%;max-height:80px;object-fit:contain}.logo-item.logo-wide{grid-column:span 2}.sponsor-tier{margin-bottom:var(--spacing-8)}.sponsor-tier .tier-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--color-accent-primary);margin-bottom:var(--spacing-4);padding-bottom:var(--spacing-2);border-bottom:2px solid var(--color-border-default)}.sponsor-platinum .logo-item{min-height:150px}.sponsor-platinum .logo-item img{max-height:120px}.sponsor-gold .logo-item{min-height:120px}.sponsor-gold .logo-item img{max-height:100px}.sponsor-showcase{display:flex;flex-direction:column;gap:var(--spacing-6);padding:var(--spacing-6);background-color:var(--color-bg-secondary);border-radius:var(--radius-lg)}.sponsor-row{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-4)}.sponsor-row-label{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);text-transform:uppercase;letter-spacing:2px;color:var(--color-text-muted)}.sponsor-row-logos{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--spacing-4);width:100%}.sponsor-card{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--spacing-3);padding:var(--spacing-5);background-color:#ffffff;border-radius:var(--radius-lg);transition:transform var(--transition-normal),box-shadow var(--transition-normal);text-decoration:none}.sponsor-card:hover{transform:scale(1.05);box-shadow:var(--shadow-lg);text-decoration:none}.sponsor-card 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