*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #2B5A8F;--color-secondary: #E86F51;--color-accent: #4ECDC4;--color-text-primary: #000000;--color-text-secondary: #000000;--color-background: #FAFBFC;--color-surface: #FFFFFF;--color-border: #E0E4E8;--font-family: "Inter", system-ui, -apple-system, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.5rem;--font-size-2xl: 2rem;--font-size-3xl: 3rem;--font-size-4xl: 4rem;--space-xs: .5rem;--space-sm: 1rem;--space-md: 2rem;--space-lg: 4rem;--space-xl: 6rem;--space-2xl: 8rem;--max-width: 1200px;--border-radius: 8px;--border-radius-lg: 12px;--transition-fast: .2s ease;--transition-base: .3s ease;--transition-slow: .5s ease;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .15);--cta-gradient: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%)}html[dir=rtl]{text-align:right}html{scroll-behavior:smooth}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:1.6;color:var(--color-text-primary);background-color:var(--color-background);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:var(--space-sm);color:var(--color-text-primary)}h1{font-size:clamp(2rem,5vw,var(--font-size-4xl))}h2{font-size:clamp(1.5rem,4vw,var(--font-size-3xl))}h3{font-size:clamp(1.25rem,3vw,var(--font-size-2xl))}p{margin-bottom:var(--space-sm);line-height:1.7}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-accent)}button{font-family:inherit;font-size:var(--font-size-base);cursor:pointer;border:none;outline:none;transition:all var(--transition-base)}img{max-width:100%;height:auto;display:block}.container{max-width:var(--max-width);margin:0 auto;padding:0 var(--space-md)}.section{padding:var(--space-lg) 0}@media(max-width:768px){.section{padding:var(--space-lg) 0}.container{padding:0 var(--space-sm)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}*:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.fade-in{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .8s ease}.fade-in.visible{opacity:1;transform:translateY(0)}.slide-up{opacity:0;transform:translateY(50px);transition:opacity .6s ease,transform .6s ease}.slide-up.visible{opacity:1;transform:translateY(0)}.stagger-item{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}.stagger-item.visible{opacity:1;transform:translateY(0)}.stagger-item:nth-child(1).visible{transition-delay:0s}.stagger-item:nth-child(2).visible{transition-delay:.1s}.stagger-item:nth-child(3).visible{transition-delay:.2s}.stagger-item:nth-child(4).visible{transition-delay:.3s}.stagger-item:nth-child(5).visible{transition-delay:.4s}.stagger-item:nth-child(6).visible{transition-delay:.5s}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.float{animation:float 3s ease-in-out infinite}@keyframes gradient-shift{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.gradient-animate{background-size:200% 200%;animation:gradient-shift 8s ease infinite}.hover-lift{transition:transform var(--transition-base),box-shadow var(--transition-base)}.hover-lift:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.hover-scale{transition:transform var(--transition-fast)}.hover-scale:hover{transform:scale(1.05)}.btn-hover{position:relative;overflow:hidden;transition:transform var(--transition-base),box-shadow var(--transition-base)}.btn-hover:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:#ffffff1a;transition:left var(--transition-base)}.btn-hover:hover:before{left:100%}.btn-hover:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}@keyframes shimmer{0%{background-position:-468px 0}to{background-position:468px 0}}.loading-shimmer{background:linear-gradient(to right,#f6f7f8,#edeef1 20%,#f6f7f8 40% 100%);background-size:800px 104px;animation:shimmer 1.5s infinite}.language-switcher{position:fixed;top:var(--space-md);right:var(--space-md);left:auto;display:flex;direction:ltr;gap:var(--space-xs);background:var(--color-surface);padding:var(--space-xs);border-radius:var(--border-radius);box-shadow:var(--shadow-md);z-index:999}html[dir=rtl] .language-switcher{right:var(--space-md);left:auto;direction:ltr}.lang-btn{padding:var(--space-xs) var(--space-sm);background:transparent;color:var(--color-text-secondary);border:none;border-radius:var(--border-radius);font-size:var(--font-size-sm);font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.lang-btn:hover{background:var(--color-background);color:var(--color-primary)}.lang-btn.active{background:var(--color-primary);color:var(--color-surface)}@media(max-width:768px){.language-switcher{top:var(--space-xs);right:var(--space-sm);left:auto}html[dir=rtl] .language-switcher{right:var(--space-sm);left:auto}.lang-btn{padding:.3rem .5rem;font-size:var(--font-size-xs)}}@media(max-width:480px){.language-switcher{top:var(--space-xs);right:var(--space-xs)}html[dir=rtl] .language-switcher{right:var(--space-xs);left:auto}}.top-banner{background:transparent;width:100%;padding:var(--space-md) 0;z-index:3;flex-shrink:0}.top-banner-inner{max-width:var(--max-width);margin:0 auto;padding:0 var(--space-md);padding-right:8rem;display:flex;align-items:center;justify-content:center;gap:var(--space-xl)}html[dir=rtl] .top-banner-inner{padding-right:var(--space-md);padding-left:8rem}.top-banner-participants{display:flex;align-items:center;gap:var(--space-lg)}.top-banner-item img{height:120px;width:auto;object-fit:contain}.top-banner-divider{width:1px;height:80px;background:#fff6;flex-shrink:0}.top-banner-sponsor{display:flex;align-items:center;gap:var(--space-sm)}.top-banner-sponsor-label{font-size:var(--font-size-base);color:var(--color-text-primary);white-space:nowrap}.top-banner-sponsor img{height:100px;width:auto;object-fit:contain}@media(max-width:768px){.top-banner{padding:var(--space-md) 0 var(--space-sm)}.top-banner-inner{flex-wrap:wrap;gap:var(--space-md);padding:0 var(--space-sm);justify-content:center}html[dir=rtl] .top-banner-inner{padding-right:var(--space-sm);padding-left:var(--space-sm)}.top-banner-participants{gap:var(--space-md);width:100%;justify-content:center}.top-banner-item img{height:70px}.top-banner-divider{display:none}.top-banner-sponsor{width:100%;justify-content:center}.top-banner-sponsor img{height:60px}}.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;background:var(--cta-gradient, var(--hero-gradient, linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 50%, var(--color-secondary) 100%)));color:var(--color-text-primary);text-align:center;position:relative;overflow:hidden;padding-top:var(--space-lg)}.hero:before{content:"";position:absolute;inset:0;background:#0000001a;z-index:1}.hero-content{position:relative;z-index:2;max-width:800px;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:0 var(--space-md);min-height:400px}.hero-title{font-size:clamp(2.5rem,8vw,4.5rem);font-weight:700;margin-bottom:var(--space-md);color:var(--color-text-primary);text-shadow:0 2px 10px rgba(0,0,0,.2);white-space:pre-line}.hero-subtitle{font-size:clamp(1.125rem,3vw,1.75rem);font-weight:500;color:var(--color-text-primary);margin-bottom:var(--space-sm);opacity:.95}.hero-description{font-size:clamp(1rem,2vw,1.125rem);color:var(--color-text-secondary);line-height:1.7;margin-bottom:var(--space-md);opacity:.9;max-width:700px;margin-left:auto;margin-right:auto}.hero-cta{padding:1.1rem 3.25rem;font-size:1.2rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;background:var(--color-surface);color:var(--color-text-primary);border-radius:var(--border-radius-lg);box-shadow:0 6px 20px #0000004d;cursor:pointer;margin-bottom:var(--space-lg)}.hero-controls{display:flex;flex-direction:column;align-items:center;gap:.75rem;margin-bottom:var(--space-lg)}.hero-controls .hero-cta{margin-bottom:0}.theme-toggle-wrapper{direction:ltr;display:grid;grid-template-columns:6.5rem minmax(12rem,1fr) 6.5rem;align-items:center;gap:.75rem;width:min(100%,28rem)}.theme-name{text-align:center;line-height:1.2;font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-primary)}.hero-theme-toggle{padding:.6rem 1rem;font-size:var(--font-size-sm);font-weight:600;border-radius:var(--border-radius);border:1px solid rgba(255,255,255,.6);background:#ffffff29;color:var(--color-text-primary);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.hero-theme-toggle:hover{background:#ffffff40}.hero-cta:hover{box-shadow:0 6px 20px #0000004d}@media(max-width:768px){.hero{min-height:100vh;padding-top:var(--space-md);justify-content:flex-start}.hero-content{padding:0 var(--space-sm);min-height:300px}.hero-title{margin-bottom:var(--space-sm)}.hero-cta{padding:.875rem 1rem;font-size:var(--font-size-base)}.hero-theme-toggle{width:100%;max-width:none}.theme-toggle-wrapper{grid-template-columns:5.5rem minmax(8rem,1fr) 5.5rem;width:min(100%,22rem)}}.about{background:var(--color-surface)}.about-content{max-width:900px;margin:0 auto}.about-title{text-align:center;color:var(--color-primary);margin-bottom:var(--space-lg)}.about-text{font-size:var(--font-size-lg);line-height:1.8;color:var(--color-text-primary)}.about-text p{margin-bottom:var(--space-md)}.about-locations{font-weight:600;color:var(--color-secondary);font-size:var(--font-size-xl)}.about-locations a{color:inherit;text-decoration:underline;text-underline-offset:3px;transition:opacity .2s ease}.about-locations a:hover{opacity:.75}@media(max-width:768px){.about-title{margin-bottom:var(--space-md)}.about-text{font-size:var(--font-size-base)}.about-text p{margin-bottom:var(--space-sm)}.about-locations{font-size:var(--font-size-lg)}}.participants{background:var(--color-background)}.participants-title{text-align:center;color:var(--color-primary);margin-bottom:var(--space-xl)}.participants-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-md);max-width:1100px;margin:0 auto}.participant-card{background:var(--color-surface);padding:var(--space-lg);border-radius:var(--border-radius-lg);text-align:center;box-shadow:var(--shadow-sm);transition:transform var(--transition-base),box-shadow var(--transition-base)}.participant-logo{width:100%;height:150px;display:flex;align-items:center;justify-content:center;margin-bottom:var(--space-md)}.participant-logo img{max-width:100%;max-height:100%;object-fit:contain}.participant-avatar{width:100px;height:100px;border-radius:50%;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:var(--color-surface);display:flex;align-items:center;justify-content:center;font-size:3rem;font-weight:700;margin:0 auto var(--space-md)}.participant-name{font-size:var(--font-size-xl);color:var(--color-text-primary);margin-bottom:var(--space-sm)}.participant-description{font-size:var(--font-size-sm);color:var(--color-text-secondary);line-height:1.6}@media(max-width:768px){.participants-title{margin-bottom:var(--space-lg)}.participants-grid{grid-template-columns:1fr;gap:var(--space-sm)}.participant-card{padding:var(--space-md)}.participant-logo{height:120px}.participant-avatar{width:80px;height:80px;font-size:2.5rem}.participant-name{font-size:var(--font-size-lg)}}.gallery{background:var(--color-surface)}.gallery-title{text-align:center;color:var(--color-primary);margin-bottom:var(--space-xl)}.gallery-content{max-width:1100px;margin:0 auto}.gallery-section{margin-bottom:var(--space-2xl)}.gallery-section:last-child{margin-bottom:0}.gallery-section-title{font-size:var(--font-size-2xl);color:var(--color-text-primary);margin-bottom:var(--space-xs)}.gallery-section-date{font-size:var(--font-size-base);color:var(--color-text-secondary);margin-bottom:var(--space-md)}.gallery-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--space-md)}.gallery-item{border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:var(--shadow-md);background:var(--color-background)}.gallery-item img{width:100%;height:100%;object-fit:cover;display:block}.gallery-item.placeholder{min-height:300px;display:flex;align-items:center;justify-content:center;border:2px dashed var(--color-border);background:var(--color-background)}.placeholder-content{text-align:center;color:var(--color-text-secondary);padding:var(--space-lg)}.placeholder-content p{font-size:var(--font-size-lg);font-style:italic}@media(max-width:768px){.gallery-title{margin-bottom:var(--space-lg)}.gallery-section{margin-bottom:var(--space-xl)}.gallery-section-title{font-size:var(--font-size-xl)}.gallery-grid{grid-template-columns:1fr;gap:var(--space-sm)}.gallery-item.placeholder{min-height:200px}.placeholder-content p{font-size:var(--font-size-base)}}.sponsor{background:var(--color-background)}.sponsor-content{text-align:center;max-width:600px;margin:0 auto}.sponsor-title{font-size:var(--font-size-xl);color:var(--color-text-secondary);font-weight:500;margin-bottom:var(--space-lg)}.sponsor-logo{width:100%;max-width:300px;margin:0 auto var(--space-md)}.sponsor-logo img{width:100%;height:auto}.sponsor-name{font-size:var(--font-size-lg);color:var(--color-text-primary);font-weight:600}@media(max-width:768px){.sponsor-title{font-size:var(--font-size-lg);margin-bottom:var(--space-md)}.sponsor-logo{max-width:200px}.sponsor-name{font-size:var(--font-size-base)}}.cta{background:var(--cta-gradient, linear-gradient( 135deg, var(--color-primary) 0%, var(--color-accent) 100% ));color:var(--color-text-primary);text-align:center}.cta-content{max-width:800px;margin:0 auto;padding:var(--space-lg) 0}.cta-title{font-size:clamp(2rem,5vw,3rem);color:var(--color-text-primary);margin-bottom:var(--space-md)}.cta-description{font-size:var(--font-size-lg);color:var(--color-text-secondary);line-height:1.8;margin-bottom:var(--space-lg);opacity:.95}.cta-button{padding:1.25rem 3.5rem;font-size:1.2rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;background:var(--color-surface);color:var(--color-text-primary);border-radius:var(--border-radius-lg);box-shadow:0 6px 20px #0000004d;cursor:pointer;margin-bottom:var(--space-md)}.cta-button:hover{box-shadow:0 6px 20px #0000004d}.cta-details{font-size:var(--font-size-base);color:var(--color-text-secondary);opacity:.85;font-style:italic}@media(max-width:768px){.cta-content{padding:var(--space-md) 0}.cta-title{margin-bottom:var(--space-sm)}.cta-description{font-size:var(--font-size-base);margin-bottom:var(--space-md)}.cta-button{padding:1rem 2rem;font-size:var(--font-size-base)}.cta-details{font-size:var(--font-size-sm)}}