:root{--color-primary: #C15F3C;--color-primary-dark: #A04A2A;--color-primary-light: #D4A37F;--color-background-primary: #F6EDE5;--color-background-secondary: #FBF6F2;--color-background-tertiary: #FFFFFF;--color-background-dark: #1A1A1A;--color-text-primary: #000000;--color-text-secondary: #000000;--color-text-muted: #666666;--color-text-inverse: #FFFFFF;--color-border-subtle: #E5E5E5;--color-border-medium: #CCCCCC;--color-surface-light: #F9F9F9;--color-disabled: #CCCCCC;--color-background: var(--color-background-primary);--color-surface: var(--color-background-tertiary);--color-border: var(--color-border-subtle);--color-accent: var(--color-primary);--font-serif: "Charter", "Georgia", serif;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica", "Arial", sans-serif;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--spacing-xxl: 4rem;--max-width: 1200px;--article-width: 680px}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);color:var(--color-text-primary);background-color:var(--color-background);line-height:1.6}h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);line-height:1.3;font-weight:600}h1{font-size:3rem;letter-spacing:-.02em}h2{font-size:2.25rem;letter-spacing:-.01em}h3{font-size:1.75rem}h4{font-size:1.375rem}p{font-size:1.125rem;line-height:1.7;color:var(--color-text-primary)}a{color:var(--color-accent);text-decoration:none;transition:color .2s ease}a:hover{color:var(--color-primary-dark)}button{cursor:pointer;font-family:var(--font-sans);transition:all .2s ease}.container{max-width:var(--max-width);margin:0 auto;padding:0 var(--spacing-md)}.article-container{max-width:var(--article-width);margin:0 auto;padding:0 var(--spacing-md)}.text-muted{color:var(--color-text-muted)}.text-center{text-align:center}.mt-xs{margin-top:var(--spacing-xs)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mt-xl{margin-top:var(--spacing-xl)}.mb-xs{margin-bottom:var(--spacing-xs)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mb-xl{margin-bottom:var(--spacing-xl)}@media (max-width: 768px){h1{font-size:2.25rem}h2{font-size:1.75rem}h3{font-size:1.375rem}p{font-size:1rem}.container,.article-container{padding:0 var(--spacing-sm)}}.auth-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}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.auth-modal{background:#fff;border-radius:12px;padding:32px;width:100%;max-width:420px;position:relative;box-shadow:0 20px 60px #00000026;animation:slideUp .3s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.auth-close{position:absolute;top:20px;right:20px;background:none;border:none;color:#6b7280;cursor:pointer;padding:8px;border-radius:8px;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.auth-close:hover{background:#f3f4f6;color:#374151}.auth-header{text-align:center;margin-bottom:32px}.auth-header h2{font-size:28px;font-weight:700;color:#111827;margin:0 0 8px;letter-spacing:-.02em}.auth-subtitle{color:#6b7280;font-size:14px;margin:0;line-height:1.5}.auth-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:13px;font-weight:600;color:#374151;letter-spacing:.01em}.form-group input{padding:12px 14px;border:1px solid #e5e7eb;border-radius:8px;font-size:14px;transition:all .2s ease;background:#fff;color:#111827}.form-group input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #c15f3c1a}.form-group input:disabled{background:#f9fafb;cursor:not-allowed}.form-group input::placeholder{color:#9ca3af}.form-hint{font-size:12px;color:#6b7280;margin-top:-2px}.auth-message{padding:12px;border-radius:8px;font-size:13px;line-height:1.5;animation:slideDown .2s ease}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.auth-error{background:#fee;color:#dc2626;border:1px solid #fecaca}.auth-success{background:#f0fdf4;color:#16a34a;border:1px solid #bbf7d0}.auth-submit{background:var(--color-primary);color:#fff;border:none;padding:14px 24px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;letter-spacing:.01em}.auth-submit:hover:not(:disabled){background:var(--color-primary-dark);transform:translateY(-1px);box-shadow:0 4px 12px #c15f3c33}.auth-submit:active:not(:disabled){transform:translateY(0)}.auth-submit:disabled{background:#9ca3af;cursor:not-allowed}.auth-divider{position:relative;text-align:center;margin:24px 0}.auth-divider:before{content:"";position:absolute;top:50%;left:0;right:0;height:1px;background:#e5e7eb}.auth-divider span{background:#fff;padding:0 16px;position:relative;color:#9ca3af;font-size:12px;text-transform:uppercase;letter-spacing:.05em}.auth-provider-btn{width:100%;padding:12px 24px;border:1px solid #e5e7eb;border-radius:8px;background:#fff;color:#374151;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:12px}.auth-provider-btn:hover:not(:disabled){background:#f9fafb;border-color:#d1d5db;transform:translateY(-1px);box-shadow:0 2px 8px #0000000d}.auth-provider-btn:disabled{opacity:.5;cursor:not-allowed}.auth-footer{text-align:center;margin-top:24px;padding-top:24px;border-top:1px solid #f3f4f6}.auth-footer p{margin:0;color:#6b7280;font-size:14px}.auth-switch{background:none;border:none;color:var(--color-primary);font-weight:600;cursor:pointer;padding:0;margin-left:4px;text-decoration:none;transition:all .2s ease}.auth-switch:hover{color:var(--color-primary-dark);text-decoration:underline}.auth-switch:disabled{opacity:.5;cursor:not-allowed}@media (max-width: 640px){.auth-modal{margin:16px;padding:24px}.auth-header h2{font-size:24px}}.header{background-color:var(--color-surface);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100}.header-content{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) 0}.header-logo{display:flex;align-items:baseline;gap:var(--spacing-xs)}.logo-text{font-size:1.5rem;font-weight:700;color:var(--color-text-primary);margin:0}.logo-badge{font-size:.875rem;color:var(--color-primary);font-weight:500;padding:.125rem .5rem;background-color:var(--color-background);border-radius:4px}.header-nav{display:flex;gap:var(--spacing-lg);align-items:center}.logo-link{text-decoration:none;display:flex;align-items:baseline;gap:var(--spacing-xs)}.header-nav a{color:var(--color-text-secondary);font-size:1rem;font-weight:500;text-decoration:none;transition:color .2s ease}.header-nav a:hover,.header-nav a.active{color:var(--color-primary)}.header-cta{background-color:var(--color-primary);color:#fff;border:none;padding:.625rem 1.25rem;border-radius:6px;font-size:.9375rem;font-weight:600}.header-cta:hover{background-color:var(--color-primary-dark)}.header-auth{display:flex;align-items:center}.auth-loading{color:var(--color-text-secondary);font-size:.875rem}.user-menu{position:relative}.user-avatar{display:flex;align-items:center;gap:8px;background:none;border:none;cursor:pointer;padding:8px;border-radius:8px;transition:all .2s ease;color:var(--color-text-primary)}.user-avatar:hover{background:var(--color-background)}.avatar-circle{width:32px;height:32px;border-radius:50%;background:var(--color-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;text-transform:uppercase}.chevron{transition:transform .2s ease}.chevron.open{transform:rotate(180deg)}.user-dropdown{position:absolute;top:100%;right:0;background:#fff;border:1px solid var(--color-border);border-radius:8px;box-shadow:0 4px 12px #0000001a;padding:12px;min-width:200px;z-index:1000;animation:dropdownFade .2s ease}@keyframes dropdownFade{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.user-info{padding-bottom:8px}.user-name{font-weight:600;color:var(--color-text-primary);font-size:14px}.user-email{color:var(--color-text-secondary);font-size:12px;margin-top:2px}.dropdown-divider{border:none;height:1px;background:var(--color-border);margin:8px 0}.dropdown-item{background:none;border:none;padding:8px 12px;width:100%;text-align:left;cursor:pointer;border-radius:6px;transition:background-color .2s ease;font-size:14px;color:var(--color-text-primary)}.dropdown-item:hover{background:var(--color-background)}@media (max-width: 768px){.header-nav{display:none}.header-cta{padding:.5rem 1rem;font-size:.875rem}.logo-text{font-size:1.25rem}.logo-badge{font-size:.75rem}.user-dropdown{right:-12px}}.footer{background-color:var(--color-surface);border-top:1px solid var(--color-border);margin-top:var(--spacing-xxl);padding:var(--spacing-xl) 0 var(--spacing-lg)}.footer-content{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:var(--spacing-xl);margin-bottom:var(--spacing-xl)}.footer-section h4{color:var(--color-text-primary);margin-bottom:var(--spacing-sm);font-size:1.25rem}.footer-section h5{color:var(--color-text-primary);margin-bottom:var(--spacing-md);font-size:1rem;font-weight:600;font-family:var(--font-sans)}.footer-description{font-size:.9375rem;color:var(--color-text-secondary);line-height:1.6;max-width:300px}.footer-links{display:flex;flex-direction:column;gap:var(--spacing-sm)}.footer-links a{color:var(--color-text-secondary);font-size:.9375rem;transition:color .2s ease}.footer-links a:hover{color:var(--color-primary)}.footer-bottom{padding-top:var(--spacing-lg);border-top:1px solid var(--color-border);text-align:center}.footer-bottom p{font-size:.875rem;color:var(--color-text-muted)}@media (max-width: 768px){.footer-content{grid-template-columns:1fr;gap:var(--spacing-lg)}.footer-description{max-width:100%}.footer-bottom{text-align:left}}.app{min-height:100vh;display:flex;flex-direction:column}.hero-section{padding:var(--spacing-xxl) 0;background:var(--color-background-primary);text-align:center}.hero-title{margin-bottom:var(--spacing-md);color:var(--color-text-primary)}.hero-subtitle{font-size:1.5rem;color:var(--color-text-primary);margin-bottom:var(--spacing-lg);max-width:600px;margin-left:auto;margin-right:auto}.hero-description{max-width:700px;margin:0 auto var(--spacing-xl);font-size:1.125rem}.hero-buttons{display:flex;gap:var(--spacing-md);justify-content:center;align-items:center}.btn-primary{background-color:var(--color-primary);color:#fff;border:none;padding:.875rem 2rem;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease}.btn-primary:hover{background-color:var(--color-primary-dark);transform:translateY(-1px)}.btn-secondary{background-color:transparent;color:var(--color-text-primary);border:2px solid var(--color-text-primary);padding:.875rem 2rem;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease}.btn-secondary:hover{background-color:var(--color-text-primary);color:var(--color-background-primary);border-color:var(--color-text-primary)}.section{padding:var(--spacing-xxl) 0}.section-title{text-align:center;margin-bottom:var(--spacing-lg);color:var(--color-text-primary)}.section-subtitle{text-align:center;max-width:600px;margin:0 auto var(--spacing-xl);color:var(--color-text-primary)}.articles-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-xl)}.about-content{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-xl);align-items:center}.about-text h3{margin-bottom:var(--spacing-md)}.about-features{list-style:none;padding:0;margin-top:var(--spacing-lg)}.about-features li{display:flex;align-items:flex-start;margin-bottom:var(--spacing-md);color:var(--color-text-primary)}.about-features li:before{content:"✓";color:var(--color-primary);font-weight:700;margin-right:var(--spacing-sm);font-size:1.25rem}.events-list{display:grid;gap:var(--spacing-md);max-width:800px;margin:0 auto}.event-card{background-color:var(--color-surface);border:1px solid var(--color-border-subtle);border-radius:8px;padding:var(--spacing-lg);display:flex;justify-content:space-between;align-items:center;transition:all .2s ease}.event-card:hover{border-color:var(--color-primary);transform:translate(4px)}.event-info h4{margin-bottom:var(--spacing-xs);color:var(--color-text-primary)}.event-date{color:var(--color-primary);font-weight:600;font-size:.875rem}.event-location{color:var(--color-text-muted);font-size:.875rem}.contact-section{background-color:var(--color-surface);border-radius:12px;padding:var(--spacing-xl);max-width:600px;margin:0 auto;text-align:center}.contact-section h3{margin-bottom:var(--spacing-md)}.contact-section p{margin-bottom:var(--spacing-lg)}.contact-email{display:inline-block;background-color:var(--color-primary);color:#fff;padding:.75rem 1.5rem;border-radius:6px;font-weight:600;transition:all .2s ease}.contact-email:hover{background-color:var(--color-primary-dark);transform:translateY(-1px)}@media (max-width: 768px){.hero-subtitle{font-size:1.25rem}.hero-buttons{flex-direction:column;width:100%;max-width:300px;margin:0 auto}.btn-primary,.btn-secondary{width:100%}.about-content{grid-template-columns:1fr}.event-card{flex-direction:column;align-items:flex-start;gap:var(--spacing-sm)}.benefits-grid{grid-template-columns:1fr}}.benefits-section{background:var(--color-background-secondary)}.benefits-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--spacing-md);margin:var(--spacing-xl) 0}.benefit-card{background:var(--color-surface);padding:var(--spacing-lg);border-radius:12px;border:1px solid var(--color-border-subtle);transition:all .3s ease}.benefit-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #c15f3c1a;border-color:var(--color-primary);background:var(--color-surface)}.benefit-card h4{color:var(--color-primary);font-size:1.125rem;margin:0 0 var(--spacing-sm) 0;font-weight:700}.benefit-card p{color:var(--color-text-primary);font-size:.95rem;line-height:1.6;margin:0}.benefits-highlight{background:var(--color-surface);padding:var(--spacing-xl);border-radius:12px;border:2px solid var(--color-primary);margin-top:var(--spacing-xl)}.benefits-highlight h3{color:var(--color-text-primary);font-size:1.5rem;margin:0 0 var(--spacing-md) 0}.sponsor-section{background:var(--color-background-secondary)}.sponsor-content{display:flex;flex-direction:column;gap:var(--spacing-xxl)}.sponsor-intro,.sponsor-benefits,.sponsor-tiers,.sponsor-cta{text-align:center}.sponsor-intro h3,.sponsor-benefits h3,.sponsor-tiers h3,.sponsor-cta h3{color:var(--color-primary);font-size:1.75rem;margin-bottom:var(--spacing-md)}.tiers-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-lg);margin-top:var(--spacing-xl)}.tier-card{background:var(--color-surface);border:2px solid var(--color-border-subtle);border-radius:16px;padding:var(--spacing-xl);text-align:center;transition:all .3s ease}.tier-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px #c15f3c26}.tier-gold{border-color:gold;background:var(--color-surface)}.tier-silver{border-color:silver;background:var(--color-surface)}.tier-bronze{border-color:#cd7f32;background:var(--color-surface)}.tier-card h4{font-size:1.5rem;color:var(--color-primary);margin-bottom:var(--spacing-sm)}.tier-amount{font-size:2rem;font-weight:700;color:var(--color-text-primary);margin-bottom:var(--spacing-md)}.tier-card ul{list-style:none;padding:0;margin:0}.tier-card li{padding:var(--spacing-xs) 0;color:var(--color-text-primary);border-bottom:1px solid var(--color-border-subtle)}.tier-card li:last-child{border-bottom:none}.sponsor-buttons{display:flex;gap:var(--spacing-md);justify-content:center;margin-top:var(--spacing-lg)}.sponsor-cta p{font-size:1.1rem;color:var(--color-text-primary);margin-bottom:var(--spacing-lg)}@media (max-width: 768px){.tiers-grid{grid-template-columns:1fr}.sponsor-buttons{flex-direction:column;align-items:center}}