*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--color-primary: #0f1b2d;--color-primary-light: #1a2d4a;--color-accent: #3b82f6;--color-accent-hover: #2563eb;--color-accent-light: #60a5fa;--color-text: #1e293b;--color-text-light: #64748b;--color-text-white: #ffffff;--color-bg: #ffffff;--color-bg-light: #f8fafc;--color-bg-dark: #0f172a;--color-border: #e2e8f0;--font-primary: "Inter", "Noto Sans Thai", sans-serif;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -2px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -4px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 8px 10px -6px rgba(0, 0, 0, .1);--radius: 8px;--radius-lg: 16px;--transition: .3s ease}html{scroll-behavior:smooth;scroll-padding-top:80px}body{font-family:var(--font-primary);color:var(--color-text);background:var(--color-bg);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}ul{list-style:none}.container{max-width:1200px;margin:0 auto;padding:0 24px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 32px;border-radius:var(--radius);font-weight:600;font-size:1rem;cursor:pointer;transition:all var(--transition);border:none;font-family:var(--font-primary)}.btn-primary{background:var(--color-accent);color:var(--color-text-white)}.btn-primary:hover{background:var(--color-accent-hover);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:#fffffff2;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);transition:all var(--transition)}.navbar.scrolled{background:#fffffffa;box-shadow:var(--shadow-md)}.nav-container{display:flex;align-items:center;justify-content:space-between;height:72px}.logo{display:flex;align-items:center}.logo-img{height:32px;width:auto;object-fit:contain}.nav-links{display:flex;gap:8px}.nav-links a{color:var(--color-text);padding:8px 16px;border-radius:var(--radius);font-weight:500;font-size:.95rem;transition:all var(--transition)}.nav-links a:hover,.nav-links a.active{color:var(--color-accent);background:#3b82f614}.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}.nav-toggle span{width:24px;height:2px;background:var(--color-text);border-radius:2px;transition:all var(--transition)}.hero{position:relative;min-height:100vh;display:flex;align-items:center;background:linear-gradient(135deg,#0f172a,#1e3a5f,#0f172a);overflow:hidden}.hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse at 20% 50%,rgba(59,130,246,.15) 0%,transparent 50%),radial-gradient(ellipse at 80% 20%,rgba(96,165,250,.1) 0%,transparent 50%),radial-gradient(ellipse at 50% 80%,rgba(37,99,235,.08) 0%,transparent 50%);z-index:1}.hero-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');z-index:1}.hero-particles{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1;pointer-events:none}.hero-content{position:relative;z-index:2;text-align:center;max-width:800px;margin:0 auto;padding:120px 24px 80px}.hero-title{font-size:clamp(2.5rem,6vw,4rem);font-weight:800;color:var(--color-text-white);line-height:1.1;margin-bottom:24px;letter-spacing:-1px}.hero-subtitle{font-size:clamp(1.1rem,2.5vw,1.35rem);color:#ffffffbf;line-height:1.7;margin-bottom:40px;font-weight:300}.section{padding:100px 0}.section-title{font-size:clamp(1.8rem,4vw,2.5rem);font-weight:800;text-align:center;margin-bottom:16px;color:var(--color-primary);letter-spacing:-.5px}.section-subtitle{text-align:center;color:var(--color-text-light);font-size:1.15rem;margin-bottom:60px;font-weight:400}.why-section{background:var(--color-bg-light)}.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-top:48px}.why-cards{display:flex;flex-direction:column;gap:24px}.why-card{background:var(--color-bg);padding:32px;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--color-border);transition:all var(--transition)}.why-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl);border-color:var(--color-accent)}.why-card-icon{color:var(--color-accent);margin-bottom:16px}.why-card h3{font-size:1.25rem;font-weight:700;margin-bottom:12px;color:var(--color-primary)}.why-card p{color:var(--color-text-light);line-height:1.7;font-size:.95rem}.why-image{display:flex;align-items:center;justify-content:center}.why-illustration{width:100%;max-width:400px;height:auto;border-radius:var(--radius-lg);box-shadow:var(--shadow-xl)}.services-section{background:var(--color-bg)}.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.service-card{background:var(--color-bg);padding:40px 32px;border-radius:var(--radius-lg);border:1px solid var(--color-border);text-align:center;transition:all var(--transition);position:relative;overflow:hidden}.service-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--color-accent),var(--color-accent-light));transform:scaleX(0);transition:transform var(--transition)}.service-card:hover:before{transform:scaleX(1)}.service-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-xl)}.service-icon{color:var(--color-accent);margin-bottom:24px;display:flex;justify-content:center}.service-card h3{font-size:1.3rem;font-weight:700;margin-bottom:16px;color:var(--color-primary)}.service-card p{color:var(--color-text-light);line-height:1.7;font-size:.95rem}.contact-section{background:var(--color-bg-dark);color:var(--color-text-white)}.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:64px;align-items:start}.contact-info h2{margin-bottom:32px}.contact-logo{height:64px;width:auto;object-fit:contain;filter:brightness(0) invert(1)}.text-accent{color:var(--color-accent-light)}.contact-details{display:flex;flex-direction:column;gap:20px}.contact-item{display:flex;align-items:flex-start;gap:12px;color:#fffc}.contact-item svg{flex-shrink:0;margin-top:2px;color:var(--color-accent-light)}.contact-item a{color:#fffc;transition:color var(--transition)}.contact-item a:hover{color:var(--color-accent-light)}.contact-item address{font-style:normal;line-height:1.7}.contact-form-wrapper h3{font-size:1.5rem;font-weight:700;margin-bottom:12px}.contact-form-wrapper>p{color:#ffffffa6;margin-bottom:32px;line-height:1.6}.contact-form{display:flex;flex-direction:column;gap:20px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:.9rem;font-weight:500;color:#fffc}.required{color:#ef4444}.form-group input,.form-group textarea{padding:12px 16px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.15);background:#ffffff0d;color:var(--color-text-white);font-family:var(--font-primary);font-size:.95rem;transition:all var(--transition);outline:none}.form-group input:focus,.form-group textarea:focus{border-color:var(--color-accent);background:#ffffff14;box-shadow:0 0 0 3px #3b82f633}.form-group textarea{resize:vertical;min-height:100px}.btn-submit{align-self:flex-start;padding:14px 48px}.footer{background:#0a0f1a;padding:24px 0;text-align:center;color:#fff6;font-size:.9rem;border-top:1px solid rgba(255,255,255,.05)}.fade-in{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}.fade-in.visible{opacity:1;transform:translateY(0)}@media(max-width:1024px){.why-grid{grid-template-columns:1fr}.why-image{display:none}.services-grid{grid-template-columns:1fr 1fr}.contact-grid{grid-template-columns:1fr;gap:48px}}@media(max-width:768px){.nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:#fffffffa;flex-direction:column;padding:16px 24px;border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-md)}.nav-links.open,.nav-toggle{display:flex}.nav-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.nav-toggle.active span:nth-child(2){opacity:0}.nav-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}.services-grid,.form-row{grid-template-columns:1fr}.section{padding:64px 0}.hero-content{padding:100px 24px 60px}}