:root{--bg-primary: #ffffff;--bg-secondary: #f0f4f8;--bg-card: #ffffff;--bg-warm: #f0f4f8;--text-primary: #0a1628;--text-secondary: #475569;--text-muted: #94a3b8;--accent: #1a3a6b;--accent-hover: #0f2847;--accent-light: rgba(26, 58, 107, .08);--gold: #2563eb;--gold-light: #dbeafe;--border: #e2e8f0;--border-light: #f1f5f9;--font-display: "Kanit", sans-serif;--font-body: "Noto Sans Thai", sans-serif;--font-mono: "JetBrains Mono", monospace}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}.skip-link{position:absolute;top:-100%;left:50%;transform:translate(-50%);z-index:9999;padding:.75rem 1.5rem;background-color:var(--accent);color:#fff;font-weight:500;border-radius:0 0 8px 8px;transition:top .3s ease}.skip-link:focus{top:0}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.nav-toggle:focus-visible{outline-offset:4px;border-radius:4px}body{font-family:var(--font-body);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-weight:400}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}::selection{background:var(--accent);color:#fff}img{max-width:100%;display:block}a{text-decoration:none;color:inherit}button{border:none;background:none;cursor:pointer;font-family:inherit}input,textarea{font-family:inherit;font-size:inherit}.font-display{font-family:var(--font-display);letter-spacing:.01em;line-height:1.2}.font-mono{font-family:var(--font-mono)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}@media(min-width:768px){.container{padding:0 2.5rem}}@media(min-width:1024px){.container{padding:0 3rem}}.bg-pattern{background-color:var(--bg-primary);background-image:radial-gradient(circle at 1px 1px,rgba(30,77,140,.04) 1px,transparent 0);background-size:32px 32px}.bg-warm{background-color:var(--bg-warm)}.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}.reveal.visible{opacity:1;transform:translateY(0)}.reveal-delay-1{transition-delay:.1s}.reveal-delay-2{transition-delay:.2s}.reveal-delay-3{transition-delay:.3s}.reveal-delay-4{transition-delay:.4s}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.875rem 2rem;background-color:var(--accent);color:#fff;font-family:var(--font-body);font-size:.95rem;font-weight:500;letter-spacing:.02em;border:none;border-radius:8px;transition:all .3s ease;box-shadow:0 4px 12px 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ease}.btn-secondary:hover{border-color:var(--accent);color:var(--accent);background-color:var(--accent-light);transform:translateY(-2px)}.section-label{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-mono);font-size:.75rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--gold);margin-bottom:1.25rem}.section-label:before{content:"";display:block;width:24px;height:2px;background-color:var(--gold);border-radius:1px}.section-title{font-family:var(--font-display);font-size:clamp(2rem,5vw,3.5rem);color:var(--text-primary);line-height:1.2;margin-bottom:1.25rem;font-weight:600}.section-desc{color:var(--text-secondary);font-size:1.05rem;line-height:1.8;max-width:560px}.nav[data-astro-cid-pux6a34n]{position:fixed;top:0;left:0;width:100%;z-index:1000;padding:1rem 0;background-color:#fffffff2;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);transition:box-shadow .3s ease}.nav[data-astro-cid-pux6a34n].scrolled{box-shadow:0 1px 0 var(--border-light)}.nav-container[data-astro-cid-pux6a34n]{display:flex;align-items:center;justify-content:space-between}.logo[data-astro-cid-pux6a34n]{display:flex;align-items:center;z-index:1001}.logo-img[data-astro-cid-pux6a34n]{height:48px;width:auto;display:block}.nav-links[data-astro-cid-pux6a34n]{display:flex;align-items:center;gap:2rem}.nav-link[data-astro-cid-pux6a34n]{font-family:var(--font-body);font-size:.9rem;font-weight:500;color:var(--text-secondary);position:relative;transition:color .3s ease;padding:.5rem 0}.nav-link[data-astro-cid-pux6a34n]:after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background-color:var(--gold);transition:width .3s ease;border-radius:1px}.nav-link[data-astro-cid-pux6a34n]:hover{color:var(--text-primary)}.nav-link[data-astro-cid-pux6a34n]:hover:after{width:100%}.nav-right[data-astro-cid-pux6a34n]{display:flex;align-items:center;gap:2rem;z-index:1001}.lang-switch[data-astro-cid-pux6a34n]{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;border:1.5px solid var(--border);transition:all .3s ease}.lang-switch[data-astro-cid-pux6a34n]:hover{border-color:var(--accent);background-color:var(--accent-light)}.lang-text[data-astro-cid-pux6a34n]{font-size:.7rem;font-weight:600;letter-spacing:.05em;color:var(--text-secondary);transition:color .3s ease}.lang-switch[data-astro-cid-pux6a34n]:hover 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