:root{--bg-color: #050510;--text-color: #f3f4f6;--text-muted: #9ca3af;--primary-color: #ff6600;--primary-hover: #ff8533;--glass-bg: rgba(255, 255, 255, .05);--glass-border: rgba(255, 255, 255, .1);--nav-height: 80px}[data-theme=light]{--bg-color: #ffffff;--text-color: #1a1a1a;--text-muted: #666666;--glass-bg: rgba(0, 0, 0, .05);--glass-border: rgba(0, 0, 0, .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg-color);color:var(--text-color);transition:background .3s,color .3s;line-height:1.6}img{max-width:100%;display:block}a{text-decoration:none;color:inherit}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}.section{padding:4rem 0}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-2{gap:.5rem}.gap-4{gap:1rem}.gap-8{gap:2rem}.text-center{text-align:center}.hidden-md{display:none}@media(max-width:768px){.hidden-mobile{display:none}.hidden-md{display:block}}.navbar{position:fixed;top:0;width:100%;height:var(--nav-height);z-index:1000;padding:.5rem 0;background:var(--bg-color);border-bottom:1px solid var(--glass-border)}.nav-container{height:100%;display:flex;align-items:center;justify-content:space-between}.nav-brand{display:flex;align-items:center;gap:1rem;font-weight:700;font-size:1.25rem;color:var(--text-color)}.nav-logo{height:40px;width:auto;object-fit:contain}.nav-menu{display:flex;align-items:center;gap:2rem}.nav-link{font-weight:500;color:var(--text-muted);transition:color .2s}.nav-link:hover,.nav-link.active{color:var(--primary-color)}.theme-btn{background:none;border:none;color:var(--text-color);cursor:pointer;padding:.5rem;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .3s}.theme-btn:hover{background:var(--glass-border)}.mobile-menu{position:absolute;top:calc(100% + 1rem);left:1rem;right:1rem;background:var(--bg-color);padding:2rem;border-radius:1rem;border:1px solid var(--glass-border);display:flex;flex-direction:column;gap:1.5rem;text-align:center;box-shadow:0 10px 30px #00000080;z-index:999}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:2rem;font-weight:600;cursor:pointer;border:none;transition:transform .2s;font-size:1rem}.btn:hover{transform:translateY(-2px)}.btn-primary{background:linear-gradient(135deg,var(--primary-color),var(--primary-hover));color:#fff;box-shadow:0 4px 15px #f606}.btn-secondary{background:transparent;border:2px solid var(--glass-border);color:var(--text-color)}.btn-secondary:hover{border-color:var(--primary-color);color:var(--primary-color)}.hero{padding:6rem 0 4rem;text-align:center;display:flex;flex-direction:column;align-items:center}.hero h1{font-size:3rem;margin-bottom:1.5rem;line-height:1.1;color:var(--text-color)}@media(min-width:768px){.hero h1{font-size:4.5rem}}.hero p{font-size:1.25rem;color:var(--text-muted);max-width:600px;margin:0 auto 2.5rem}.hero-gradient{background:linear-gradient(to right,#f60,#fc0);-webkit-background-clip:text;color:transparent;background-clip:text}.grid-features{display:grid;grid-template-columns:1fr;gap:2rem;margin-top:4rem}@media(min-width:768px){.grid-features{grid-template-columns:repeat(3,1fr)}}.feature-card{background:var(--glass-bg);padding:2rem;border-radius:1.5rem;border:1px solid var(--glass-border);transition:transform .3s,border-color .3s;text-align:center}.feature-card:hover{transform:translateY(-10px);border-color:var(--primary-color)}.feature-icon{width:60px;height:60px;background:#ff66001a;color:var(--primary-color);border-radius:1rem;display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem}.page-title{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:2rem;color:var(--text-color)}.glass-panel{background:var(--glass-bg);padding:2rem;border-radius:1rem;border:1px solid var(--glass-border)}.support-grid{display:grid;grid-template-columns:1fr;gap:3rem}@media(min-width:768px){.support-grid{grid-template-columns:1fr 1fr}}.form-input,.form-textarea{width:100%;background:var(--bg-color);border:1px solid var(--glass-border);color:var(--text-color);padding:1rem;border-radius:.5rem;margin-bottom:1rem;font-family:inherit}.form-input:focus,.form-textarea:focus{outline:none;border-color:var(--primary-color)}.chat-fab{position:fixed;bottom:2rem;right:2rem;width:60px;height:60px;border-radius:50%;background:var(--primary-color);color:#fff;border:none;cursor:pointer;box-shadow:0 4px 10px #0000004d;z-index:2000;display:flex;align-items:center;justify-content:center;transition:transform .2s}.chat-fab:hover{transform:scale(1.1)}.chat-window{position:fixed;bottom:6rem;right:2rem;width:350px;height:500px;background:var(--bg-color);border:1px solid var(--glass-border);border-radius:1rem;display:flex;flex-direction:column;overflow:hidden;z-index:2000;box-shadow:0 10px 40px #00000080}.chat-header{background:#ff66001a;padding:1rem;border-bottom:1px solid var(--glass-border);display:flex;align-items:center;gap:1rem}.chat-messages{flex:1;padding:1rem;overflow-y:auto;display:flex;flex-direction:column;gap:1rem}.msg-bubble{padding:.75rem 1rem;border-radius:1rem;max-width:80%;font-size:.9rem}.msg-bot{background:var(--glass-bg);color:var(--text-color);align-self:flex-start;border-bottom-left-radius:0}.msg-user{background:var(--primary-color);color:#fff;align-self:flex-end;border-bottom-right-radius:0}.chat-input{padding:1rem;border-top:1px solid var(--glass-border);background:var(--glass-bg);display:flex;gap:.5rem}.chat-input input{flex:1;background:transparent;border:none;color:var(--text-color);outline:none}