:root{--primary: #2563eb;--primary-dark: #1d4ed8;--secondary: #0f172a;--accent: #0891b2;--radius: 16px;--background: #020617;--foreground: #f8fafc;--muted: #cbd5e1;--card-bg: rgba(15, 23, 42, .6);--card-border: rgba(255, 255, 255, .15);--glass-bg: rgba(15, 23, 42, .85);--nav-text: #f8fafc;--hero-text-start: #ffffff;--hero-text-end: #cbd5e1;--footer-bg: rgba(2, 6, 23, .9);--input-bg: rgba(15, 23, 42, .8)}[data-theme=light]{--background: #f8fafc;--foreground: #0f172a;--muted: #475569;--card-bg: rgba(255, 255, 255, .95);--card-border: rgba(15, 23, 42, .15);--glass-bg: rgba(255, 255, 255, .98);--nav-text: #0f172a;--hero-text-start: #0f172a;--hero-text-end: #475569;--footer-bg: #e2e8f0;--input-bg: #ffffff}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Kanit,Inter,sans-serif;background-color:var(--background);color:var(--foreground);line-height:1.6;overflow-x:hidden;transition:background-color .3s,color .3s}.toast-container{position:fixed;top:2rem;left:50%;transform:translate(-50%) translateY(-100px);z-index:2000;transition:transform .4s cubic-bezier(.175,.885,.32,1.275),opacity .3s;opacity:0;pointer-events:none}.toast-container.show{transform:translate(-50%) translateY(0);opacity:1;pointer-events:auto}.toast-content{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;border-radius:12px;background:var(--glass-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--card-border);box-shadow:0 10px 25px #0000004d;min-width:320px}.toast-container.success{color:#10b981;border-bottom:3px solid #10b981}.toast-container.error{color:#ef4444;border-bottom:3px solid #ef4444}.toast-close{margin-left:auto;background:none;border:none;color:var(--muted);cursor:pointer;padding:4px}.line-float{position:fixed;bottom:2rem;right:2rem;width:60px;height:60px;background-color:#06c755;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #0000004d;z-index:1000;transition:.3s;text-decoration:none}.line-float:hover{transform:scale(1.1);background-color:#05b04a}.scroll-top-btn{position:fixed;bottom:6.5rem;right:2rem;width:50px;height:50px;background-color:var(--card-bg);color:var(--primary);border:1px solid var(--card-border);border-radius:12px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #0003;z-index:1000;cursor:pointer;transition:.3s;opacity:0;visibility:hidden;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.scroll-top-btn.visible{opacity:1;visibility:visible}.scroll-top-btn:hover{transform:translateY(-5px);border-color:var(--primary)}.theme-toggle{background:var(--card-bg);border:1px solid var(--card-border);color:var(--foreground);padding:.5rem;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.3s}.theme-toggle:hover{border-color:var(--primary)}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 15% 15%,rgba(59,130,246,.15) 0%,transparent 40%),radial-gradient(circle at 85% 85%,rgba(6,182,212,.1) 0%,transparent 40%);z-index:-1}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}.nav-logo{font-size:1.5rem;font-weight:700;padding:1.5rem 0;color:var(--primary)}.nav-links a{color:var(--nav-text);text-decoration:none;font-size:.9rem;font-weight:500;transition:.3s}.nav-links a:hover{color:var(--primary)}.nav-links{display:flex;gap:2rem;align-items:center}.mobile-nav{position:fixed;top:0;right:-100%;width:100%;height:100vh;background:var(--background);z-index:1500;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2rem;transition:.4s cubic-bezier(.4,0,.2,1);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.mobile-nav.open{right:0}.mobile-nav a{font-size:1.5rem;font-weight:700;color:var(--foreground);text-decoration:none}.hamburger{display:none;background:none;border:none;color:var(--foreground);cursor:pointer;z-index:1600}.btn-secondary{padding:1.1rem 2.5rem;color:var(--foreground)!important;text-decoration:none;font-weight:600;border:1px solid var(--card-border);border-radius:50px;transition:.3s}.btn-secondary:hover{background:#ffffff0d;border-color:var(--primary)}@media (max-width: 768px){.nav-links{display:none}.hamburger{display:block}.hero h1{font-size:3rem}.form-grid{grid-template-columns:1fr!important}}.preserve-whitespace{white-space:pre-wrap}.hero{padding:8rem 0 6rem;text-align:center}.hero h1{font-size:clamp(2.5rem,8vw,4.5rem);margin-bottom:1rem;font-weight:700;line-height:1.1;background:linear-gradient(to bottom,var(--hero-text-start) 40%,var(--hero-text-end));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero p{font-size:1.25rem;color:var(--muted);max-width:700px;margin:0 auto 3rem}.section-title{text-align:center;margin:6rem 0 4rem;font-size:2.25rem;font-weight:600}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem;margin-bottom:6rem}.service-card{background:var(--card-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:3rem;border-radius:var(--radius);border:1px solid var(--card-border);transition:all .4s;position:relative;overflow:hidden}.service-card:hover{transform:translateY(-8px);border-color:#3b82f666;background:var(--card-bg)}.icon-wrapper{width:64px;height:64px;background:#3b82f61a;color:var(--primary);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:2rem}.service-card h3{margin-bottom:1.25rem;font-size:1.5rem;font-weight:600}.service-card p{color:var(--muted);font-size:1rem;line-height:1.7}.cta-button{display:inline-block;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;padding:1.1rem 2.5rem;border-radius:50px;text-decoration:none;font-weight:600;transition:.2s;box-shadow:0 10px 15px -3px #3b82f666;text-align:center}.cta-button:hover{transform:scale(1.05)}.footer{padding:5rem 0 3rem;text-align:center;border-top:1px solid var(--card-border);background:var(--footer-bg)}.blog-date-text{color:var(--muted);font-weight:600}.contact-section{padding:8rem 0}.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:5rem;align-items:center;max-width:1000px;margin:0 auto}.contact-form{background:var(--card-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:3rem;border-radius:var(--radius);border:1px solid var(--card-border);width:100%}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-size:.875rem;color:var(--muted)}.form-control{width:100%;padding:1rem;background:var(--input-bg);border:1px solid var(--card-border);border-radius:12px;color:var(--foreground);font-family:inherit;transition:.3s}.submit-btn{width:100%;padding:1.1rem;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;border:none;border-radius:50px;font-weight:600;cursor:pointer;transition:.2s}.footer-logo{font-size:1.25rem;font-weight:700;color:var(--foreground);margin-bottom:1rem}@media (max-width: 968px){.contact-grid{grid-template-columns:1fr;gap:3rem;text-align:center}.contact-info{margin-bottom:2rem}}