:root{--primary-color: #8B0000;--secondary-color: #4A4A4A;--light-color: #f8f9fa;--dark-color: #212121;--text-color: #555555;--accent-color: #B22222;--font-family: "Arial", sans-serif;--max-width: 1200px;--section-bg-about: #ffffff;--section-bg-services: #f8f9fa;--section-bg-contact: #ffffff;--section-bg-footer: var(--dark-color);--service-item-bg: #ffffff;--service-item-h4: #212121}:root[data-theme=dark]{--primary-color: #B22222;--secondary-color: #ffffff;--light-color: #ffffff;--dark-color: #171717;--text-color: #e0e0e0;--accent-color: #ff5555;--font-family: "Arial", sans-serif;--max-width: 1200px;background-color:var(--dark-color);--section-bg-about: #171717;--section-bg-services: #1c1c1c;--section-bg-contact: #171717;--section-bg-footer: var(--dark-color);--service-item-bg: #300101;--service-item-h4: #FFFFFF}body[data-theme=dark]{background-color:var(--dark-color)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family);line-height:1.6;color:var(--text-color);background-color:#fff}#theme-toggle{position:fixed;top:10px;right:20px;z-index:2000;width:48px;height:48px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:#ffffff14;border:1px solid rgba(0,0,0,.08);color:var(--light-color);cursor:pointer;box-shadow:0 2px 6px #0000001f;font-size:20px}#theme-toggle i{font-size:18px}.language-switcher{position:fixed;top:20px;right:80px;z-index:2000;display:flex;align-items:center;background:#ffffff1a;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);padding:5px 10px;border-radius:20px;border:1px solid rgba(0,0,0,.08);box-shadow:0 2px 6px #0000001f}.language-switcher button{background:none;border:none;color:var(--light-color);font-weight:700;cursor:pointer;padding:2px 5px;font-size:.9rem;transition:color .3s}.language-switcher button.active{color:var(--light-color);text-decoration:underline}.language-switcher button:hover{color:var(--light-color)}.language-switcher .divider{color:var(--secondary-color);margin:0 2px;font-size:.8rem}:root[data-theme=dark] .language-switcher{background:#0000004d;border-color:#ffffff1a}.ai-assistant{position:fixed;bottom:30px;right:30px;z-index:2000}.ai-toggle-btn{width:60px;height:60px;border-radius:50%;background:var(--primary-color);color:#fff;border:none;font-size:24px;cursor:pointer;box-shadow:0 4px 12px #0003;transition:transform .3s,background .3s;display:flex;align-items:center;justify-content:center}.ai-toggle-btn:hover{transform:scale(1.1);background:var(--accent-color)}.chat-window{width:350px;height:500px;background:var(--section-bg-about);border-radius:12px;box-shadow:0 5px 20px #0003;display:flex;flex-direction:column;overflow:hidden;border:1px solid rgba(0,0,0,.1)}.chat-header{background:var(--primary-color);color:#fff;padding:15px;display:flex;justify-content:space-between;align-items:center}.chat-header h3{margin:0;font-size:1.1rem}.close-btn{background:none;border:none;color:#fff;cursor:pointer;font-size:1.2rem}.chat-messages{flex:1;padding:15px;overflow-y:auto;display:flex;flex-direction:column;gap:10px}.message{max-width:80%;padding:10px 15px;border-radius:15px;font-size:.95rem;line-height:1.4}.message.ai{background:var(--light-color);color:var(--text-color);align-self:flex-start;border-bottom-left-radius:2px;border:1px solid rgba(0,0,0,.05)}.message.user{background:var(--primary-color);color:#fff;align-self:flex-end;border-bottom-right-radius:2px}.chat-input{padding:15px;border-top:1px solid rgba(0,0,0,.1);display:flex;gap:10px}.chat-input input{flex:1;padding:10px;border:1px solid var(--secondary-color);border-radius:20px;outline:none}.chat-input button{background:var(--primary-color);color:#fff;border:none;width:40px;height:40px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center}:root[data-theme=dark] .chat-window{border-color:#ffffff1a}:root[data-theme=dark] .message.ai{background:#2a2a2a;color:var(--text-color)}a{text-decoration:none;color:var(--primary-color);transition:color .3s}a:hover{color:var(--accent-color)}.container{max-width:var(--max-width);margin:auto;overflow:hidden;padding:0 20px}#main-header{background:var(--primary-color);border-bottom:3px solid rgba(0,0,0,.08);position:sticky;top:0;z-index:1000;box-shadow:0 2px 5px #0000001a}#main-header .container{display:flex;justify-content:space-between;align-items:center;height:70px}#main-header .logo{font-size:1.8rem;font-weight:700;color:var(--light-color)}#main-header .logo span{color:var(--light-color)}#main-header .brand{display:flex;align-items:center;gap:12px}.site-logo{height:48px;width:auto;display:block;color:var(--light-color)}@media(max-width:768px){.site-logo{height:36px}}#navbar ul{list-style:none;display:flex;padding-right:60px}#navbar ul li a{padding:10px 15px;display:block;font-weight:600;color:var(--light-color)}#navbar ul li a:hover{color:var(--light-color);border-bottom:2px solid rgba(255,255,255,.12)}#hero{background:linear-gradient(#212121bf,#212121d9),url(/assets/hero-bg-CYZUEFTr.png) no-repeat center center/cover;color:var(--light-color);padding:100px 0;text-align:center}#hero h1{font-size:3.5rem;margin-bottom:10px}#hero p{font-size:1.3rem;margin-bottom:30px}#hero .btn:hover{color:var(--light-color);background:var(--accent-color)}.btn{display:inline-block;background:var(--primary-color);color:#fff;padding:12px 25px;border-radius:5px;font-weight:700;transition:background .3s}.btn:hover{background:var(--accent-color)}section{padding:80px 0}section:nth-child(2n){background:var(--dark-color)}.section-title{text-align:center;font-size:2.5rem;margin-bottom:50px;color:var(--secondary-color)}#about .content{display:grid;grid-template-columns:repeat(2,1fr);gap:40px;align-items:center}#about h3{color:var(--primary-color);margin-bottom:15px}#about img{max-width:100%;height:auto;border-radius:8px;box-shadow:0 5px 15px #0000001a}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}@media(min-width:992px)and (max-width:1200px){.service-grid{grid-template-columns:repeat(2,1fr)}}.service-item{background:var(--service-item-bg);padding:30px;border-radius:8px;box-shadow:0 4px 10px #0000000d;transition:transform .3s,box-shadow .3s}.service-item:hover{transform:translateY(-5px);box-shadow:0 10px 20px #0000001a}.service-item i{font-size:3rem;color:var(--primary-color);margin-bottom:20px}.service-item h4{color:var(--service-item-h4);margin-bottom:15px}#contact .contact-grid{display:grid;grid-template-columns:2fr 1fr;gap:50px}.contact-info h3{color:var(--primary-color);margin-bottom:20px}.contact-info p{margin-bottom:10px}.contact-info i{margin-right:10px;color:var(--primary-color)}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:5px;font-weight:600;color:var(--secondary-color)}.form-group input[type=text],.form-group input[type=email],.form-group textarea{width:100%;padding:12px;border:1px solid var(--secondary-color);border-radius:4px;font-size:1rem;transition:border-color .3s}.form-group input:focus,.form-group textarea:focus{border-color:var(--primary-color);outline:none}.form-group textarea{resize:vertical;min-height:150px}.form-group .btn{background:var(--primary-color);border:none;cursor:pointer}.form-group .btn:hover{background:var(--accent-color)}#main-footer{background:var(--dark-color);color:var(--light-color);text-align:center;padding:30px 0}#about{background:var(--section-bg-about)}#services{background:var(--section-bg-services)}#contact{background:var(--section-bg-contact)}@media(max-width:768px){#main-header .container{flex-direction:column;height:auto;padding:15px 20px}#navbar ul{flex-direction:column;text-align:center}#hero h1{font-size:2.5rem}#hero p{font-size:1.1rem}#about .content,.service-grid,#contact .contact-grid{grid-template-columns:1fr}#about .content img{order:-1;margin-bottom:20px}}