:root{--brand: oklch(62% .19 255);--brand-hover: oklch(55% .22 255);--brand-light: oklch(95% .04 255);--brand-subtle: oklch(97% .02 255);--accent: oklch(72% .17 55);--accent-light: oklch(95% .04 55);--green: oklch(72% .19 155);--ink: oklch(22% .02 255);--ink-secondary: oklch(48% .02 255);--ink-tertiary: oklch(62% .015 255);--bg: oklch(98.5% .005 80);--surface: oklch(99.5% .003 80);--surface-raised: oklch(97% .008 80);--border: oklch(91% .01 255);--border-subtle: oklch(94% .006 255);--sp-1: 4px;--sp-2: 8px;--sp-3: 12px;--sp-4: 16px;--sp-5: 20px;--sp-6: 24px;--sp-8: 32px;--sp-10: 40px;--sp-12: 48px;--sp-16: 64px;--sp-20: 80px;--sp-24: 96px;--sp-32: 128px;--text-xs: .8125rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.375rem;--text-2xl: clamp(1.5rem, 2.5vw, 2rem);--text-3xl: clamp(2rem, 3.5vw, 2.75rem);--text-4xl: clamp(2.5rem, 5vw, 3.75rem);--text-5xl: clamp(3rem, 6vw, 4.5rem);--r-sm: 8px;--r-md: 12px;--r-lg: 16px;--r-xl: 24px;--r-2xl: 32px;--r-full: 9999px;--container: 1120px;--container-narrow: 800px;--nav-h: 64px;--ease-out: cubic-bezier(.16, 1, .3, 1);--ease-out-quint: cubic-bezier(.22, 1, .36, 1);--ease-standard: cubic-bezier(.4, 0, .2, 1);--duration: .6s;--duration-fast: .3s}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + var(--sp-6))}body{font-family:Noto Sans Thai,system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--bg);font-size:var(--text-base);line-height:1.7;font-kerning:normal;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,.heading-font{font-family:Outfit,Noto Sans Thai,system-ui,sans-serif}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}.container{max-width:var(--container);margin:0 auto;padding-inline:var(--sp-6)}.container-narrow{max-width:var(--container-narrow);margin:0 auto;padding-inline:var(--sp-6)}.section-label{font-family:Outfit,Noto Sans Thai,system-ui,sans-serif;font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--brand);margin-bottom:var(--sp-3)}.text-center{text-align:center}.btn{display:inline-flex;align-items:center;gap:var(--sp-2);font-family:Outfit,Noto Sans Thai,system-ui,sans-serif;font-weight:600;font-size:var(--text-sm);padding:var(--sp-3) var(--sp-6);border-radius:var(--r-full);border:none;cursor:pointer;transition:transform .4s var(--ease-out),box-shadow .4s var(--ease-out),background .2s;white-space:nowrap}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 6px 24px #1d84f540}.btn-primary:active{transform:translateY(0);box-shadow:0 2px 8px #1d84f533}.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--border)}.btn-ghost:hover{border-color:var(--ink-tertiary);background:var(--surface-raised);transform:translateY(-1px)}.btn-outline{display:inline-block;padding:var(--sp-3) var(--sp-6);border:2px solid var(--brand);color:var(--brand);border-radius:var(--r-full);font-weight:600;transition:.2s}.btn-outline:hover{background:var(--brand);color:#fff}.btn-sm{padding:var(--sp-2) var(--sp-5);font-size:var(--text-xs)}.btn-lg{padding:var(--sp-4) var(--sp-10);font-size:var(--text-base)}.nav{position:fixed;inset-inline:0;top:0;z-index:100;height:var(--nav-h);background:#fdfcf9e0;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-subtle)}.nav-inner{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h)}.nav-brand{display:flex;align-items:center;gap:var(--sp-3);font-family:Outfit,Noto Sans Thai,system-ui,sans-serif;font-weight:700;font-size:var(--text-lg);letter-spacing:-.02em}.nav-logo{width:32px;height:32px;border-radius:var(--r-sm)}.nav-links{display:flex;align-items:center;gap:var(--sp-8)}.nav-links a:not(.btn):not(.lang-switch){font-weight:500;font-size:var(--text-sm);color:var(--ink-secondary);transition:color .2s}.nav-links a:not(.btn):not(.lang-switch):hover{color:var(--ink)}.lang-switch{font-family:Outfit,Noto Sans Thai,system-ui,sans-serif;font-size:var(--text-xs);font-weight:700;color:var(--brand);background:var(--brand-light);padding:2px 8px;border-radius:var(--r-md);transition:.2s}.lang-switch:hover{background:var(--brand);color:#fff}.nav-toggle{display:none;background:none;border:none;outline:none;-webkit-appearance:none;appearance:none;cursor:pointer;padding:var(--sp-2)}.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);margin:4px 0;border-radius:1px;transition:all .3s var(--ease-out)}.mobile-menu{display:none;position:fixed;top:var(--nav-h);inset-inline:0;background:#fdfcf9f5;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);padding:var(--sp-4) var(--sp-6) var(--sp-6);flex-direction:column;gap:var(--sp-1);border-bottom:1px solid var(--border);z-index:99}.mobile-menu.active{display:flex}.mobile-menu a:not(.btn){padding:var(--sp-3) var(--sp-2);font-weight:500;font-size:var(--text-base);color:var(--ink-secondary);border-radius:var(--r-sm);transition:background .2s,color .2s}.mobile-menu a:not(.btn):hover{background:var(--surface-raised);color:var(--ink)}.mobile-menu .btn{margin-top:var(--sp-2);padding:var(--sp-3) var(--sp-6);text-align:center;justify-content:center;border-radius:var(--r-md)}@media(max-width:768px){.nav-links{display:none}.nav-toggle{display:block}}.footer{padding:var(--sp-10) 0;border-top:1px solid var(--border-subtle);background:var(--bg)}.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:var(--sp-4)}.footer-brand{display:flex;align-items:center;gap:var(--sp-3);font-family:Outfit,Noto Sans Thai,system-ui,sans-serif;font-weight:700;font-size:var(--text-sm)}.footer-logo{width:24px;height:24px;border-radius:6px}.footer-links{display:flex;gap:var(--sp-6)}.footer-links a{font-size:var(--text-xs);color:var(--ink-tertiary);transition:color .2s}.footer-links a:hover{color:var(--ink)}.footer-copy{font-size:var(--text-xs);color:var(--ink-tertiary);width:100%;text-align:center;margin-top:var(--sp-4)}@media(max-width:640px){.footer-inner{flex-direction:column;text-align:center}}[data-reveal]{opacity:0;transform:translateY(20px)}[data-reveal].revealed{animation:reveal var(--duration) var(--ease-out-quint) forwards;animation-delay:var(--delay, 0ms)}[data-reveal=left]{transform:translate(-20px) translateY(0)}[data-reveal=left].revealed{animation:reveal-left var(--duration) var(--ease-out-quint) forwards;animation-delay:var(--delay, 0ms)}[data-reveal=scale]{transform:scale(.95)}[data-reveal=scale].revealed{animation:reveal-scale var(--duration) var(--ease-out-quint) forwards;animation-delay:var(--delay, 0ms)}@keyframes reveal{to{opacity:1;transform:translateY(0)}}@keyframes reveal-left{to{opacity:1;transform:translate(0) translateY(0)}}@keyframes reveal-scale{to{opacity:1;transform:scale(1)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}[data-reveal],[data-reveal=left],[data-reveal=scale]{opacity:1;transform:none}}