:root{--color-bg-primary: #0a0e1a;--color-bg-secondary: #121826;--color-bg-card: #162032;--color-bg-overlay: rgba(10, 14, 26, .95);--color-accent-primary: #00ff88;--color-accent-secondary: #00d4ff;--color-accent-tertiary: #ff6b00;--color-text-primary: #ffffff;--color-text-secondary: #a8b5cc;--color-text-tertiary: #6b7a94;--color-border: rgba(255, 255, 255, .08);--color-border-accent: rgba(0, 255, 136, .2);--font-heading: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-body: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Courier New", monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-4xl: 2.25rem;--text-5xl: 3rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 9999px;--shadow-md: 0 4px 16px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(0, 255, 136, .3);--transition: .25s ease;--z-header: 1000;--z-modal: 2000;--z-orientation: 10000}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}body{margin:0;padding:0;font-family:var(--font-body);font-size:var(--text-base);line-height:1.6;color:var(--color-text-primary);background:var(--color-bg-primary);overflow-x:hidden}h1,h2,h3,h4,h5,h6{margin:0;font-family:var(--font-heading);font-weight:700;line-height:1.2;letter-spacing:-.02em}p{margin:0}a{color:inherit;text-decoration:none;transition:color var(--transition)}button{font-family:inherit;cursor:pointer;border:none;background:none}::selection{background:var(--color-accent-primary);color:var(--color-bg-primary)}.site-wrapper{min-height:100vh;display:flex;flex-direction:column;position:relative}.site-wrapper:before{content:"";position:fixed;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 50% 20%,rgba(0,255,136,.05) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(0,212,255,.03) 0%,transparent 50%);pointer-events:none;z-index:0;animation:gradientFloat 15s ease infinite}@keyframes gradientFloat{0%,to{transform:translate(0)}50%{transform:translate(-3%,-3%)}}.site-content{position:relative;z-index:1;flex:1}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--space-6)}.site-header{position:relative;background:#0a0e1ad9;backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);animation:fadeIn .5s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:var(--space-6)}.site-logo{display:flex;align-items:center;gap:var(--space-3);font-family:var(--font-heading);font-size:var(--text-lg);font-weight:700;transition:opacity var(--transition)}.site-logo:hover{opacity:.8}.logo-icon{width:28px;height:28px;background:linear-gradient(135deg,var(--color-accent-primary),var(--color-accent-secondary));border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:1rem}.site-nav{display:flex;gap:var(--space-2)}.nav-link{padding:var(--space-2) var(--space-4);font-family:var(--font-body);font-size:var(--text-sm);font-weight:500;color:var(--color-text-secondary);border-radius:var(--radius-md);transition:all var(--transition);cursor:pointer}.nav-link:hover{color:var(--color-text-primary);background:#ffffff0d}.hero-section{padding:var(--space-8) var(--space-6) var(--space-6);text-align:center}.hero-content{max-width:700px;margin:0 auto;animation:fadeInUp .6s ease}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.hero-title{font-family:var(--font-heading);font-size:clamp(var(--text-3xl),5vw,var(--text-4xl));font-weight:800;margin-bottom:var(--space-3);background:linear-gradient(135deg,#fff,#a8b5cc);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-badge{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);background:#00ff881a;border:1px solid var(--color-border-accent);border-radius:var(--radius-full);font-family:var(--font-mono);font-size:var(--text-xs);font-weight:600;color:var(--color-accent-primary);margin-bottom:var(--space-4)}.hero-badge-pulse{width:6px;height:6px;background:var(--color-accent-primary);border-radius:50%;animation:pulse 2s ease infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.game-section{padding:0 var(--space-6) var(--space-8)}.game-wrapper{max-width:900px;margin:0 auto}.game-canvas-container{background:var(--color-bg-secondary);border-radius:var(--radius-xl);overflow:hidden;border:1px solid var(--color-border);box-shadow:var(--shadow-md);margin-bottom:var(--space-5)}#game-container{position:relative;width:100%;min-height:600px}#game-container canvas{display:block;margin:0 auto}.game-actions{display:flex;align-items:center;justify-content:center;gap:var(--space-4);flex-wrap:wrap}.fullscreen-mode{position:fixed;top:0;left:0;width:100%;height:100%;z-index:9999;background:var(--color-bg-primary);display:none;align-items:center;justify-content:center}.fullscreen-mode.active{display:flex}.fullscreen-mode #game-container{width:100%;height:100%;min-height:auto}.fullscreen-exit{position:absolute;top:var(--space-4);right:var(--space-4);z-index:10000;background:#00000080;border:1px solid rgba(255,255,255,.2);border-radius:50%;width:48px;height:48px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.5rem;line-height:1;cursor:pointer;transition:all var(--transition);backdrop-filter:blur(4px)}.fullscreen-exit:hover{background:#121826;color:var(--color-text-primary);border-color:var(--color-border-accent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);font-family:var(--font-heading);font-size:var(--text-base);font-weight:600;border-radius:var(--radius-lg);transition:all var(--transition);position:relative;overflow:hidden;white-space:nowrap}.btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff1a;transform:translate(-50%,-50%);transition:width .6s,height .6s}.btn:hover:before{width:300px;height:300px}.btn-primary{background:linear-gradient(135deg,var(--color-accent-primary),var(--color-accent-secondary));color:var(--color-bg-primary);box-shadow:var(--shadow-glow)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 30px #00ff8880}.btn-secondary{background:var(--color-bg-card);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-bg-secondary);border-color:var(--color-border-accent)}.btn-ghost{background:transparent;color:var(--color-text-secondary)}.btn-ghost:hover{color:var(--color-text-primary);background:#ffffff0d}.btn-icon,.btn-text{position:relative;z-index:1;display:flex;align-items:center}.btn-icon svg{display:block}.site-footer{padding:var(--space-8) var(--space-6);border-top:1px solid var(--color-border);text-align:center}.footer-content{display:flex;flex-direction:column;align-items:center;gap:var(--space-4)}.footer-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-4)}.footer-link{font-family:var(--font-body);color:var(--color-text-secondary);font-size:var(--text-sm);transition:color var(--transition);cursor:pointer}.footer-link:hover{color:var(--color-accent-primary)}.footer-copyright{font-family:var(--font-body);color:var(--color-text-tertiary);font-size:var(--text-sm)}.modal-overlay{position:fixed;inset:0;background:var(--color-bg-overlay);backdrop-filter:blur(16px);z-index:var(--z-modal);display:flex;align-items:center;justify-content:center;padding:var(--space-6);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}.modal-overlay.active{opacity:1;visibility:visible}.modal-container{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);max-width:800px;width:100%;max-height:90vh;overflow-y:auto;position:relative;transform:scale(.9) translateY(20px);transition:transform .3s ease;box-shadow:0 20px 60px #000000b3}.modal-overlay.active .modal-container{transform:scale(1) translateY(0)}.modal-header{padding:var(--space-8);border-bottom:1px solid var(--color-border);position:relative}.modal-close{position:absolute;top:var(--space-6);right:var(--space-6);width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:1.25rem;transition:all var(--transition);cursor:pointer}.modal-close:hover{background:#ffffff1a;color:var(--color-text-primary);transform:rotate(90deg)}.modal-label{display:inline-block;font-family:var(--font-heading);font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.15em;color:var(--color-accent-primary);margin-bottom:var(--space-2)}.modal-title{font-family:var(--font-heading);font-size:var(--text-4xl);font-weight:700;margin-bottom:var(--space-3)}.modal-description{font-family:var(--font-body);color:var(--color-text-secondary);line-height:1.6}.modal-body{padding:var(--space-8)}.modal-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--space-6)}.modal-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6);transition:all var(--transition)}.modal-card:hover{border-color:var(--color-border-accent);transform:translateY(-2px)}.card-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;font-size:var(--text-3xl);margin-bottom:var(--space-4);background:#00ff881a;border-radius:var(--radius-md)}.card-title{font-family:var(--font-heading);font-size:var(--text-lg);font-weight:600;margin-bottom:var(--space-2)}.card-description{font-family:var(--font-body);color:var(--color-text-secondary);font-size:var(--text-base);line-height:1.6}.features-intro{font-family:var(--font-body);font-size:var(--text-lg);color:var(--color-text-secondary);line-height:1.7;margin-bottom:var(--space-8)}.features-list{display:grid;gap:var(--space-4)}.feature-item{display:flex;align-items:flex-start;gap:var(--space-3)}.feature-icon{flex-shrink:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;color:var(--color-accent-primary);font-size:var(--text-lg)}.feature-text{font-family:var(--font-body);color:var(--color-text-secondary);line-height:1.6}#orientation-warning{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:var(--color-bg-primary);z-index:var(--z-orientation);flex-direction:column;justify-content:center;align-items:center;color:#fff;text-align:center;padding:var(--space-6)}#orientation-warning svg{width:100px;height:100px;margin-bottom:var(--space-6);animation:rotate 2s ease-in-out infinite}@keyframes rotate{0%,to{transform:rotate(0)}50%{transform:rotate(90deg)}}@media (max-width: 768px){.site-nav{gap:var(--space-2)}.nav-link{font-size:var(--text-xs);padding:var(--space-2) var(--space-3)}.site-logo span{display:none}.modal-container{max-height:95vh}.modal-header,.modal-body{padding:var(--space-6)}.modal-title{font-size:var(--text-3xl)}.modal-grid{grid-template-columns:1fr}.game-actions{width:100%}.game-actions .btn{flex:1;min-width:0}.modal-title{font-size:1.5rem}.modal-description{font-size:.9rem}.card-icon{width:36px;height:36px;font-size:1.5rem;margin-bottom:var(--space-3)}.card-title{font-size:1rem;margin-bottom:var(--space-1)}.card-description{font-size:.85rem}}@media (orientation: portrait) and (max-width: 768px){#orientation-warning{display:flex}.site-wrapper{display:none}}@media (orientation: landscape) and (max-height: 600px){.site-wrapper{min-height:100vh}.game-section{padding:var(--space-2) var(--space-4);height:calc(100vh - 48px);display:flex;align-items:center;justify-content:center}.game-wrapper{display:flex;flex-direction:row;align-items:center;justify-content:center;gap:var(--space-4);width:100%;height:100%;margin:0}.game-canvas-container{margin-bottom:0;flex-shrink:0;height:90vh;width:auto;aspect-ratio:4/3}#game-container{min-height:0;height:100%;width:100%}.game-actions{display:flex;flex-direction:column;gap:var(--space-3);width:auto;align-items:center}.game-actions .btn{flex:none;padding:0;width:48px;height:48px;border-radius:50%;justify-content:center;box-shadow:0 4px 10px #0000004d}.game-actions .btn-text{display:none}.game-actions .btn-icon{font-size:1.25rem;margin:0}.hero-section{display:none}.site-header{height:48px;min-height:48px}.header-inner{height:48px}}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-primary)}::-webkit-scrollbar-thumb{background:var(--color-bg-card);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-border-accent)}.toast-notification{position:fixed;bottom:40px;left:50%;transform:translate(-50%) translateY(100px);z-index:10001;pointer-events:none;opacity:0;transition:all .4s cubic-bezier(.34,1.56,.64,1)}.toast-notification.active{opacity:1;transform:translate(-50%) translateY(0)}.toast-content{background:#162032f2;backdrop-filter:blur(12px);color:#fff;border:1px solid var(--color-accent-primary);border-radius:var(--radius-full);padding:12px 24px;display:flex;align-items:center;gap:12px;box-shadow:0 4px 20px #00000080,0 0 15px #00ff884d}.toast-icon{font-size:1.25rem;display:flex;align-items:center;justify-content:center;background:#00ff881a;width:28px;height:28px;border-radius:50%}.toast-message{font-family:var(--font-heading);font-weight:600;font-size:.95rem;letter-spacing:.01em}