:root{--ink:#0b1a17;--ink-2:#16302b;--sub:#5b6f6a;--line:#e4ecea;--bg:#f4f9f8;--surface:#fff;--brand:#0d9488;--brand-d:#0f766e;--brand-dd:#115e56;--brand-l:#ccfbf1;--accent:#f59e0b;--accent-d:#b45309;--hero-1:#07201c;--hero-2:#0f3a34;--on-hero:#eafaf6;--on-hero-sub:#9dc3ba;--sh-sm:0 1px 2px #0b1a170f;--sh-md:0 8px 24px -12px #0b1a1740;--sh-lg:0 24px 60px -24px #07201c73;--r-sm:12px;--r-md:18px;--r-lg:28px;--wrap:1080px;--wrap-narrow:760px}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{background:var(--surface);color:var(--ink);font-family:var(--font-sarabun), system-ui, sans-serif;-webkit-font-smoothing:antialiased;margin:0;font-size:17px;line-height:1.75}h1,h2,h3,h4{font-family:var(--font-anuphan), system-ui, sans-serif;text-wrap:balance;letter-spacing:-.01em;margin:0 0 .6em;line-height:1.25}h1{font-size:clamp(1.9rem,1.2rem + 3vw,3.1rem);font-weight:700}h2{font-size:clamp(1.4rem,1.1rem + 1.4vw,2.1rem);font-weight:700}h3{font-size:clamp(1.05rem,1rem + .4vw,1.25rem);font-weight:600}p{margin:0 0 1.1em}a{color:var(--brand-d);text-underline-offset:3px}a:hover{color:var(--brand-dd)}img{max-width:100%;height:auto}:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:4px}.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 18px}.wrap--narrow{max-width:var(--wrap-narrow)}.site-main{display:block}.band{padding:clamp(44px,6vw,80px) 0}.band--tint{background:var(--bg)}.band--line{border-top:1px solid var(--line)}.band__head{text-align:center;max-width:640px;margin:0 auto clamp(24px,3vw,40px)}.band__head p{color:var(--sub);margin:0}.eyebrow{font-family:var(--font-anuphan), system-ui, sans-serif;letter-spacing:.1em;text-transform:uppercase;color:var(--brand-d);margin-bottom:.5rem;font-size:.78rem;font-weight:600;display:inline-block}.lede{color:var(--sub);font-size:clamp(1rem,.95rem + .3vw,1.15rem)}.site-header{z-index:40;background:var(--surface);border-bottom:1px solid var(--line);transition:background .2s,border-color .2s,box-shadow .2s;position:sticky;top:0}.site-header--over{background:var(--hero-2);border-bottom-color:#0000}.site-header--over .site-logo,.site-header--over .site-nav a{color:var(--on-hero)}.site-header--over .site-nav a:hover,.site-header--over .site-nav a[aria-current=page]{color:#fff;background:#ffffff24}.site-header--over .nav-toggle-label{border-color:#ffffff59}.site-header--over .nav-toggle-label span{background:var(--on-hero)}.site-header.is-stuck{backdrop-filter:blur(10px);border-bottom-color:var(--line);box-shadow:var(--sh-sm);background:#ffffffeb}.site-header.is-stuck .site-logo,.site-header.is-stuck .site-nav a{color:var(--ink)}.site-header.is-stuck .site-nav a:hover,.site-header.is-stuck .site-nav a[aria-current=page]{background:var(--brand-l);color:var(--brand-dd)}.site-header.is-stuck .nav-toggle-label{border-color:var(--line)}.site-header.is-stuck .nav-toggle-label span{background:var(--ink)}.site-header__bar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;min-height:66px;display:flex}.site-logo{font-family:var(--font-anuphan), system-ui, sans-serif;color:var(--ink);align-items:center;gap:9px;font-size:1.08rem;font-weight:700;text-decoration:none;display:inline-flex}.site-logo__mark{background:linear-gradient(140deg, var(--brand), var(--brand-dd));color:#fff;width:34px;height:34px;box-shadow:var(--sh-sm);border-radius:10px;place-items:center;font-size:.82rem;display:inline-grid}.nav-toggle{display:none}.nav-toggle-label{border:1px solid var(--line);cursor:pointer;border-radius:12px;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:11px;display:inline-flex}.nav-toggle-label span{background:var(--ink);border-radius:2px;height:2px;display:block}.site-nav{flex-basis:100%;padding-bottom:12px;display:none}.nav-toggle:checked~.site-nav{display:block}.site-nav ul{flex-direction:column;gap:2px;margin:0;padding:0;list-style:none;display:flex}.site-nav a{color:var(--sub);border-radius:10px;padding:10px 13px;font-weight:500;text-decoration:none;transition:all .15s;display:block}.site-nav a:hover,.site-nav a[aria-current=page]{background:var(--brand-l);color:var(--brand-dd)}@media (width>=860px){.nav-toggle-label{display:none}.site-nav{flex-basis:auto;padding-bottom:0;display:block!important}.site-nav ul{flex-direction:row;gap:4px}.site-nav a{padding:8px 13px}}.site-footer{background:var(--hero-1);color:var(--on-hero-sub);padding:clamp(36px,5vw,60px) 0 28px;font-size:.92rem}.site-footer h3{color:var(--on-hero);margin-bottom:.8em;font-size:.95rem}.site-footer a{color:var(--on-hero-sub);text-decoration:none}.site-footer a:hover{color:#fff;text-decoration:underline}.site-footer ul{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.footer-grid{grid-template-columns:1fr;gap:28px;margin-bottom:32px;display:grid}@media (width>=700px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}.footer-bottom{border-top:1px solid #ffffff1a;padding-top:20px;font-size:.85rem}.footer-bottom p{margin:0}.btn{font-family:var(--font-anuphan), system-ui, sans-serif;border-radius:var(--r-sm);cursor:pointer;border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:13px 24px;font-size:1rem;font-weight:600;text-decoration:none;transition:all .15s;display:inline-flex}.btn--primary{background:linear-gradient(140deg, var(--brand), var(--brand-dd));color:#fff;box-shadow:var(--sh-md)}.btn--primary:hover{color:#fff;filter:brightness(1.08)}.btn--ghost{background:var(--surface);color:var(--brand-d);border-color:var(--line)}.btn--ghost:hover{background:var(--brand-l);color:var(--brand-dd)}.badge{font-family:var(--font-anuphan), system-ui, sans-serif;background:var(--brand-l);color:var(--brand-dd);border-radius:999px;align-items:center;gap:6px;padding:6px 14px;font-size:.8rem;font-weight:600;display:inline-flex}.badge--accent{color:var(--accent-d);background:#f59e0b29}.badge--on-dark{color:var(--on-hero);background:#ffffff1f;border:1px solid #ffffff2e}.card-grid{grid-template-columns:1fr;gap:16px;margin:0;padding:0;list-style:none;display:grid}@media (width>=600px){.card-grid{grid-template-columns:repeat(2,1fr)}}@media (width>=940px){.card-grid--3{grid-template-columns:repeat(3,1fr)}.card-grid--4{grid-template-columns:repeat(4,1fr)}}.card{border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);flex-direction:column;height:100%;padding:22px;transition:all .18s;display:flex}.card:hover{border-color:var(--brand);box-shadow:var(--sh-md);transform:translateY(-2px)}.card__icon{margin-bottom:12px;font-size:1.6rem;line-height:1}.card__tag{font-family:var(--font-anuphan), system-ui, sans-serif;letter-spacing:.05em;text-transform:uppercase;color:var(--brand-d);margin-bottom:8px;font-size:.72rem;font-weight:600}.card__title{margin:0 0 8px;font-size:1.05rem}.card__title a{color:var(--ink);text-decoration:none}.card__title a:hover{color:var(--brand-d)}.card__desc{color:var(--sub);margin:0 0 12px;font-size:.92rem}.card__date{color:var(--sub);margin-top:auto;font-size:.78rem}.step{position:relative;overflow:hidden}.step__num{font-family:var(--font-anuphan), system-ui, sans-serif;color:var(--brand);opacity:.09;pointer-events:none;font-size:5rem;font-weight:700;line-height:1;position:absolute;top:-14px;right:6px}.step:hover{border-color:var(--line);box-shadow:none;transform:none}.faq-list{max-width:var(--wrap-narrow);margin:0 auto}.faq-item{border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface);margin-bottom:10px;overflow:hidden}.faq-item[open]{border-color:var(--brand);box-shadow:var(--sh-sm)}.faq-item summary{font-family:var(--font-anuphan), system-ui, sans-serif;cursor:pointer;padding:16px 46px 16px 18px;font-weight:600;list-style:none;position:relative}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";color:var(--brand);font-size:1.4rem;font-weight:400;line-height:1;position:absolute;top:50%;right:18px;transform:translateY(-50%)}.faq-item[open] summary:after{content:"−"}.faq-item__body{color:var(--sub);padding:0 18px 18px}.faq-item__body>:last-child{margin-bottom:0}.prose{max-width:var(--wrap-narrow)}.prose h2{margin-top:1.8em}.prose h3{margin-top:1.5em}.prose ul,.prose ol{margin:0 0 1.1em;padding-left:1.4em}.prose li{margin-bottom:.4em}.prose img{border-radius:var(--r-md)}.prose blockquote{border-left:4px solid var(--brand);background:var(--brand-l);border-radius:0 var(--r-sm) var(--r-sm) 0;margin:1.4em 0;padding:2px 18px}.prose code{background:var(--bg);border-radius:6px;padding:2px 6px;font-size:.88em}.prose pre{background:var(--ink);color:#e6f5f1;border-radius:var(--r-md);padding:16px;overflow-x:auto}.prose pre code{color:inherit;background:0 0;padding:0}.prose table{border-collapse:collapse;width:100%;margin:0 0 1.2em}.prose th,.prose td{border:1px solid var(--line);text-align:left;padding:9px 12px}.prose th{background:var(--bg)}.table-scroll{overflow-x:auto}.section{margin:clamp(36px,5vw,60px) 0}.section__head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:18px;display:flex}.section__title{margin-bottom:0}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}.card:hover{transform:none}}