:root{--primary-color:#da291c;--primary-dark:#b01e0a;--secondary-color:#181818;--accent-color:#da291c;--text-main:#fff;--text-muted:#969696;--text-light:#fff;--bg-main:#181818;--bg-alt:#303030;--bg-dark:#181818;--font-heading:"Inter", -apple-system, system-ui, sans-serif;--font-body:"Inter", -apple-system, system-ui, sans-serif;--transition:all .3s cubic-bezier(.25, .8, .25, 1);--shadow-sm:none;--shadow-md:none;--shadow-lg:none;--rounded-none:0px;--rounded-sm:4px;--rounded-full:9999px}body.lang-th{--font-heading:"Sarabun", -apple-system, system-ui, sans-serif;--font-body:"Sarabun", -apple-system, system-ui, sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);color:var(--text-main);background-color:var(--bg-main);line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--text-main);letter-spacing:-.36px;font-weight:500;line-height:1.2}a{color:inherit;transition:var(--transition);text-decoration:none}ul{list-style:none}.container{max-width:1280px;margin:0 auto;padding:0 2rem}.section-subtitle{color:var(--primary-color);text-transform:uppercase;letter-spacing:2px;margin-bottom:.5rem;font-size:.875rem;font-weight:600}.section-title{margin-bottom:1.5rem;font-size:clamp(2rem,4vw,3rem)}.btn-primary,.btn-secondary,.btn-outline,.btn-outline-small{border-radius:var(--rounded-none);text-transform:uppercase;letter-spacing:1.4px;cursor:pointer;transition:var(--transition);text-align:center;padding:14px 32px;font-size:14px;font-weight:700;line-height:1;display:inline-block}.btn-primary{background-color:var(--primary-color);color:var(--text-light);border:2px solid var(--primary-color)}.btn-primary:hover{background-color:var(--primary-dark);border-color:var(--primary-dark);box-shadow:var(--shadow-md);transform:translateY(-3px)}.btn-secondary{color:var(--text-light);border:2px solid var(--text-light);background-color:#0000}.btn-secondary:hover{background-color:var(--text-light);color:var(--text-main);transform:translateY(-3px)}.btn-outline{color:var(--primary-color);border:2px solid var(--primary-color);background-color:#0000}.btn-outline:hover{background-color:var(--primary-color);color:var(--text-light)}.btn-outline-small{text-transform:uppercase;letter-spacing:1.4px;color:var(--text-main);border:1px solid var(--text-main);background-color:#0000;padding:13px 31px;font-size:14px;font-weight:700}.btn-outline-small:hover{background-color:var(--primary-color);color:var(--text-light);border-color:var(--primary-color)}.btn-link{color:var(--primary-color);align-items:center;gap:.5rem;font-size:1rem;font-weight:600;display:inline-flex}.btn-link i{transition:transform .3s}.btn-link:hover i{transform:translate(5px)}.navbar{z-index:1000;width:100%;transition:var(--transition);background:0 0;padding:1.5rem 0;position:fixed;top:0;left:0}.navbar.scrolled{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow-sm);background:#fffffff2;padding:1rem 0}.navbar.scrolled .logo,.navbar.scrolled .nav-links a{color:var(--text-main)}.navbar.scrolled .btn-outline{color:var(--primary-color)}.nav-container{justify-content:space-between;align-items:center;max-width:1280px;margin:0 auto;padding:0 2rem;display:flex}.logo{font-family:var(--font-heading);color:var(--text-light);letter-spacing:1px;font-size:1.5rem;font-weight:800}.logo span{color:var(--primary-color)}.nav-left{align-items:center;gap:32px;display:flex}.lang-switcher{align-items:center;gap:6px;margin-top:2px;display:flex}.lang-btn{color:var(--text-light);cursor:pointer;opacity:.5;background:0 0;border:none;padding:0;font-size:13px;font-weight:600;transition:opacity .3s,color .3s}.navbar.scrolled .lang-btn{color:var(--text-main)}.lang-btn:hover,.lang-btn.active{opacity:1}.lang-sep{color:var(--text-light);opacity:.3;font-size:11px}.navbar.scrolled .lang-sep{color:var(--text-main)}.nav-links{align-items:center;gap:2.5rem;display:flex}.nav-links a{color:var(--text-light);text-transform:uppercase;letter-spacing:.65px;font-size:13px;font-weight:600;position:relative}.nav-links a:not(.btn-outline):after{content:"";background-color:var(--primary-color);width:0;height:2px;transition:width .3s;position:absolute;bottom:-5px;left:0}.nav-links a:not(.btn-outline):hover:after{width:100%}.mobile-toggle{color:var(--text-light);cursor:pointer;font-size:1.5rem;display:none}.navbar.scrolled .mobile-toggle{color:var(--text-main)}.hero{align-items:center;height:100vh;min-height:600px;padding:0 2rem;display:flex;position:relative}.hero-bg{z-index:-1;width:100%;height:100%;position:absolute;top:0;left:0}.hero-bg img{object-fit:cover;object-position:center;width:100%;height:100%}.overlay{background:linear-gradient(#0000001a,#0006);width:100%;height:100%;position:absolute;top:0;left:0}.hero-content{text-align:center;max-width:800px;color:var(--text-light);z-index:10;margin:0 auto;position:relative}.hero-content h1{color:var(--text-light);margin-bottom:1.5rem;font-size:clamp(3rem,6vw,4.8rem);line-height:1.1}.hero-content h1 span{color:var(--primary-color)}.hero-content p{opacity:.9;max-width:600px;margin-bottom:2.5rem;margin-left:auto;margin-right:auto;font-size:clamp(1.15rem,2.2vw,1.35rem)}.hero-btns{justify-content:center;gap:1rem;display:flex}.scroll-indicator{color:var(--text-light);opacity:.7;z-index:10;flex-direction:column;align-items:center;gap:.5rem;font-size:.875rem;animation:2s infinite bounce;display:flex;position:absolute;bottom:2rem;left:50%;transform:translate(-50%)}.mouse{border:2px solid var(--text-light);border-radius:var(--rounded-none);width:24px;height:36px;position:relative}.mouse:before{content:"";background:var(--text-light);border-radius:2px;width:4px;height:6px;animation:2s infinite scroll;position:absolute;top:6px;left:50%;transform:translate(-50%)}.about{background-color:var(--bg-main);padding:8rem 0}.about-grid{grid-template-columns:1fr 1fr;align-items:center;gap:4rem;display:grid}.about-image{border-radius:var(--rounded-none);box-shadow:none;position:relative;overflow:hidden}.about-image img{width:100%;height:auto;transition:transform .5s;display:block}.about-image:hover img{transform:scale(1.05)}.glass-card{background:var(--bg-alt);border-radius:var(--rounded-none);box-shadow:none;border:1px solid var(--text-muted);text-align:center;padding:32px;position:absolute;bottom:-20px;right:-20px}.glass-card h3{color:var(--primary-color);margin-bottom:.2rem;font-size:2.5rem}.glass-card p{color:var(--text-muted);font-size:.875rem;font-weight:600}.about-text p{color:var(--text-muted);margin-bottom:2rem}.features-list{margin-bottom:2rem}.features-list li{align-items:center;gap:.8rem;margin-bottom:1rem;font-weight:500;display:flex}.features-list i{color:var(--accent-color);font-size:1.2rem}.fortis-solution{background-color:var(--bg-dark);color:var(--text-light);padding:8rem 0}.fortis-solution .section-title{color:var(--text-light)}.benefit-row{grid-template-columns:1fr 1fr;align-items:stretch;gap:5rem;margin-bottom:6rem;display:grid}.benefit-row.reverse .benefit-content{order:-1}.benefit-image{border-radius:var(--rounded-sm);box-shadow:none;background-color:var(--bg-main);border:1px solid #ffffff1a;min-height:350px;position:relative;overflow:hidden}.benefit-image img,.benefit-image video{object-fit:cover;border-radius:var(--rounded-sm);width:100%;height:100%;transition:transform .5s;display:block;position:absolute;top:0;left:0}.benefit-image.contain-media img,.benefit-image.contain-media video{object-fit:contain;background-color:var(--bg-dark)}.benefit-content{flex-direction:column;justify-content:center;display:flex}.benefit-image:hover img{transform:scale(1.05)}.benefit-content h3{color:var(--text-light);align-items:center;gap:1rem;margin-bottom:1rem;font-size:clamp(1.2rem,1.8vw,1.8rem);display:flex}.benefit-content h3 i{color:var(--primary-color)}.benefit-content p{color:#ffffffb3;margin-bottom:1.5rem}.benefit-list{flex-direction:column;gap:.8rem;display:flex}.benefit-list li{color:#fffc;border-radius:var(--rounded-none);transition:var(--transition);background:#ffffff0d;border:1px solid #ffffff0d;align-items:flex-start;gap:1rem;padding:.8rem 1rem;font-size:.95rem;line-height:1.4;display:flex}.benefit-list li:hover{background:#ffffff1a;border-color:#fff3;transform:translate(10px)}.benefit-list i{color:var(--primary-color);margin-top:3px;font-size:1.2rem}.benefit-list strong{color:var(--text-light);margin-bottom:.2rem;display:block}.products{background-color:var(--bg-alt);padding:8rem 0}.section-header{text-align:center;margin-bottom:4rem}.products-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2.5rem;display:grid}.product-card{background:var(--bg-main);border-radius:var(--rounded-none);box-shadow:none;transition:var(--transition);flex-direction:column;height:100%;display:flex;overflow:hidden}.product-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-10px)}.card-image{height:240px;position:relative;overflow:hidden}.card-image img{object-fit:cover;width:100%;height:100%;transition:transform .5s}.product-card:hover .card-image img{transform:scale(1.08)}.badge{background:var(--primary-color);color:var(--text-light);border-radius:var(--rounded-full);text-transform:uppercase;z-index:5;padding:.4rem 1rem;font-size:.75rem;font-weight:600;position:absolute;top:1rem;right:1rem}.card-content{flex-direction:column;flex:1;padding:2rem;display:flex}.card-content h3{margin-bottom:1rem;font-size:1.5rem}.card-content p{color:var(--text-muted);margin-bottom:1.5rem;font-size:.95rem}.card-content .btn-outline-small{align-self:flex-start;margin-top:auto}.cta{background:var(--bg-main);padding:6rem 0}.cta-box{background:linear-gradient(135deg, var(--primary-color), var(--primary-dark));border-radius:var(--rounded-none);text-align:center;color:var(--text-light);box-shadow:none;padding:4rem 2rem}.cta-box h2{color:var(--text-light);margin-bottom:1rem}.cta-box p{opacity:.9;max-width:600px;margin:0 auto 2.5rem}.contact-form{max-width:500px;margin:0 auto}.input-group{border-radius:var(--rounded-sm);background:#ffffff1a;border:1px solid #fff3;padding:.5rem;display:flex}.input-group input{color:var(--text-light);font-family:var(--font-body);background:0 0;border:none;flex:1;padding:0 1.5rem}.input-group input::placeholder{color:#fff9}.input-group input:focus{outline:none}.input-group .btn-primary{background:var(--text-light);color:var(--primary-color);border:none}.input-group .btn-primary:hover{background:var(--bg-alt)}.footer{background-color:var(--bg-dark);color:var(--text-light);padding:6rem 0 2rem}.footer-grid{grid-template-columns:2fr 1fr 1fr;gap:4rem;margin-bottom:4rem;display:grid}.footer-brand p{color:var(--text-muted);max-width:300px;margin:1.5rem 0}.social-links{gap:1rem;display:flex}.social-links a{background:#ffffff1a;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;display:flex}.social-links a:hover{background:var(--primary-color);transform:translateY(-3px)}.footer-links h4,.footer-contact h4{color:var(--text-light);margin-bottom:1.5rem;font-size:1.2rem}.footer-links ul li{margin-bottom:.8rem}.footer-links a{color:var(--text-muted)}.footer-links a:hover{color:var(--primary-color);padding-left:5px}.footer-contact p{color:var(--text-muted);align-items:flex-start;gap:1rem;margin-bottom:1rem;display:flex}.footer-contact i{color:var(--primary-color);margin-top:5px}.footer-bottom{text-align:center;color:var(--text-muted);border-top:1px solid #ffffff1a;padding-top:2rem;font-size:.875rem}@keyframes bounce{0%,20%,50%,80%,to{transform:translateY(0)translate(-50%)}40%{transform:translateY(-10px)translate(-50%)}60%{transform:translateY(-5px)translate(-50%)}}@keyframes scroll{0%{opacity:1;top:6px}to{opacity:0;top:18px}}.reveal{opacity:0;transition:all .8s cubic-bezier(.5,0,0,1);transform:translateY(30px)}.reveal.active{opacity:1;transform:translateY(0)}.reveal.slide-left{transform:translate(50px)}.reveal.slide-right{transform:translate(-50px)}.reveal.slide-left.active,.reveal.slide-right.active{transform:translate(0)}.steps{background-color:var(--bg-main);padding:8rem 0}.steps .section-header p{color:var(--text-muted);max-width:600px;margin:0 auto;font-size:1.1rem}.steps-grid{grid-template-columns:repeat(4,1fr);gap:2rem;margin-top:4rem;display:grid;position:relative}.steps-grid:before{content:"";background-color:var(--primary-color);z-index:1;width:75%;height:3px;position:absolute;top:45px;left:12.5%}.step-card{text-align:center;z-index:2;position:relative}.step-icon-wrapper{width:90px;height:90px;margin:0 auto 1.5rem;position:relative}.step-icon{background-color:var(--primary-color);width:100%;height:100%;color:var(--text-light);box-shadow:0 0 0 10px var(--bg-main);border-radius:50%;justify-content:center;align-items:center;font-size:2rem;display:flex}.step-number{background-color:var(--bg-dark);width:28px;height:28px;color:var(--text-light);border:2px solid var(--bg-main);border-radius:50%;justify-content:center;align-items:center;font-size:.9rem;font-weight:700;display:flex;position:absolute;top:0;right:0}.step-card h3{margin-bottom:1rem;font-size:1.3rem}.step-card p{color:var(--text-muted);font-size:.95rem}@media (max-width:992px){.about-grid{grid-template-columns:1fr;gap:3rem}.glass-card{bottom:20px;right:20px}.steps-grid{grid-template-columns:repeat(2,1fr);gap:3rem}.steps-grid:before{display:none}.footer-grid{grid-template-columns:1fr 1fr}.benefit-row{grid-template-columns:1fr;gap:3rem}.benefit-row.reverse .benefit-content{order:1}}@media (max-width:576px){.steps-grid{grid-template-columns:1fr}}@media (max-width:768px){.nav-links{background:var(--bg-main);width:100%;box-shadow:none;clip-path:circle(0% at 100% 0);flex-direction:column;padding:2rem;transition:all .4s ease-out;position:absolute;top:100%;left:0}.nav-links.active{clip-path:circle(150% at 100% 0)}.nav-links a{color:var(--text-main);font-size:1.1rem}.mobile-toggle{display:block}.hero-btns{flex-direction:column}.footer-grid{grid-template-columns:1fr;gap:2rem}.input-group{background:0 0;border:none;flex-direction:column;gap:1rem;padding:0}.input-group input{border-radius:var(--rounded-sm);background:#ffffff1a;border:1px solid #fff3;padding:1rem 1.5rem}}