:root{--bg-color: #ffffff;--text-color: #111111;--node-color: #222222;--line-color: rgba(0, 0, 0, .1);--accent-color: #3b82f6;--nav-bg: rgba(255, 255, 255, .8);--grid-bg: rgba(255, 255, 255, .5);--grid-border: rgba(0, 0, 0, .1)}html.dark{--bg-color: #050505;--text-color: #f0f0f0;--node-color: #3b82f6;--line-color: rgba(59, 130, 246, .2);--accent-color: #60a5fa;--nav-bg: rgba(5, 5, 5, .8);--grid-bg: rgba(20, 20, 20, .5);--grid-border: rgba(255, 255, 255, .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,sans-serif;background-color:var(--bg-color);color:var(--text-color);overflow-x:hidden;transition:background-color .5s ease,color .5s ease;touch-action:manipulation}h1,h2,h3,h4{font-weight:800;letter-spacing:-.02em}a{color:var(--text-color);text-decoration:none;transition:color .3s ease}a:hover{color:var(--accent-color)}.mono{font-family:Fira Code,monospace}#webgl-container{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:-1;pointer-events:none}#app{min-height:100vh;display:flex;flex-direction:column}nav{position:fixed;top:0;width:100%;padding:1.5rem 2rem;display:flex;justify-content:space-between;align-items:center;z-index:1002;background:var(--nav-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--grid-border);transition:background .5s ease,border-color .5s ease}nav.menu-open{background:var(--bg-color)!important}.nav-left{font-size:1.1rem;font-weight:600}.nav-right{display:flex;gap:2rem;align-items:center}#theme-toggle{background:none;border:none;color:var(--text-color);cursor:pointer;font-size:1.2rem;display:flex;align-items:center;justify-content:center;padding:.5rem;border-radius:50%;transition:background-color .3s ease}#theme-toggle:hover{background-color:var(--grid-border)}.contact-link{font-weight:500;text-transform:uppercase;font-size:.9rem;letter-spacing:.05em}.hero{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:8rem 2rem 4rem;min-height:80vh}.hero h1{font-size:clamp(3rem,6vw,5.5rem);line-height:1.1;max-width:1000px;margin-bottom:1.5rem;background:linear-gradient(135deg,var(--text-color) 0%,rgba(255,255,255,.4) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}html:not(.dark) .hero h1{background:linear-gradient(135deg,var(--text-color) 0%,rgba(0,0,0,.4) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero p{font-size:clamp(1.1rem,2vw,1.3rem);color:var(--text-color);opacity:.8;max-width:900px;margin-bottom:3rem;line-height:1.6;font-weight:300}.cta-button{display:inline-block;padding:1rem 2.5rem;background-color:var(--text-color);color:var(--bg-color);font-weight:600;border-radius:4px;text-transform:uppercase;letter-spacing:.1em;font-size:.9rem;transition:transform .3s ease,box-shadow .3s ease;user-select:none;-webkit-user-select:none;cursor:pointer}.cta-button:hover{color:var(--bg-color);transform:translateY(-2px);box-shadow:0 10px 20px #0003}.philosophy{padding:4rem 2rem 8rem;max-width:1200px;margin:0 auto;width:100%}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.card{background:var(--grid-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--grid-border);padding:2.4rem;border-radius:8px;transition:transform .3s ease,border-color .3s ease}.card:hover{transform:translateY(-5px);border-color:var(--accent-color)}.card h3{font-size:1.2rem;margin-bottom:1rem;font-weight:600}.card p{font-size:1rem;line-height:1.6;opacity:.8;font-weight:300}footer{padding:3rem 2rem;border-top:1px solid var(--grid-border);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:2rem;background:var(--nav-bg);font-size:.9rem;color:var(--text-color)}footer .footer-left,footer .footer-right{opacity:.8}.footer-center{display:flex;gap:1.5rem}footer a{opacity:.8;text-decoration:underline;text-underline-offset:4px;transition:color .3s ease,opacity .3s ease}footer a:hover{opacity:1;color:var(--accent-color)}.footer-right{text-align:right}.lang-selector{position:relative;display:flex;align-items:center}#lang-toggle{background:none;border:none;color:var(--text-color);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:.5rem;border-radius:50%;transition:background-color .3s ease}#lang-toggle:hover{background-color:var(--grid-border)}.lang-menu{position:absolute;top:100%;right:0;margin-top:.5rem;background:var(--nav-bg);border:1px solid var(--grid-border);border-radius:6px;padding:.5rem 0;min-width:140px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 4px 12px #0000001a;opacity:0;visibility:hidden;transform:translateY(-10px);user-select:none;-webkit-user-select:none;transition:opacity .2s ease,transform .2s ease,visibility .2s ease}.lang-menu.show{opacity:1;visibility:visible;transform:translateY(0)}.lang-option{display:block;padding:.6rem 1.2rem .6rem 2rem;font-size:.85rem;color:var(--text-color);text-decoration:none;white-space:nowrap;position:relative;transition:background-color .2s ease,color .2s ease}.lang-option:hover{background-color:var(--grid-border)}.lang-option.active{font-weight:700}.lang-option.active:before{content:"•";color:var(--accent-color);position:absolute;left:.8rem}[data-i18n]{transition:opacity .3s ease,visibility .3s ease}[data-i18n].fade-out{opacity:0;visibility:hidden}.mobile-only{display:none}@media (max-width: 992px){.mobile-only{display:block}}#modal-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;background:#0006;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;pointer-events:none}#modal-backdrop.show{opacity:1;visibility:visible;pointer-events:auto}@media (max-width: 992px){nav{padding:1rem 1.5rem}.nav-left{font-size:1rem}.nav-right{gap:1rem}.contact-link{display:none!important}.hero{padding:7rem 1.5rem 3rem;min-height:auto}.hero h1{font-size:clamp(2.5rem,10vw,3.5rem)}.hero p{font-size:1rem;margin-bottom:2rem}.cta-button{padding:.8rem 2rem;font-size:.85rem}.philosophy{padding:2rem 1.5rem 4rem}.grid{grid-template-columns:1fr;gap:1.5rem}.card{padding:1.5rem}.lang-menu{position:fixed;top:0;left:0;right:0;width:100%;margin:0;background:var(--bg-color);border:none;border-bottom:1px solid var(--grid-border);border-radius:0 0 24px 24px;padding:6rem 0 2rem;transform:translateY(-100%);opacity:0;visibility:hidden;transition:all .4s cubic-bezier(.33,1,.68,1);box-shadow:0 10px 40px #0003;z-index:1001;display:flex;flex-direction:column;-webkit-backdrop-filter:none;backdrop-filter:none}.lang-menu.show{transform:translateY(0);opacity:1;visibility:visible}.lang-option{padding:1.5rem 2rem;font-size:1.2rem;text-align:center;border-bottom:1px solid var(--grid-border)}.lang-option:last-child{border-bottom:none}.lang-option.active:before{left:2rem;font-size:1.5rem}footer{flex-direction:column;text-align:center;gap:2rem;padding:2rem 1.5rem}.footer-center{flex-direction:column;gap:1rem}.footer-right{text-align:center}}