@font-face{font-family:noto serif thai;src:url(/fonts/NotoSerifThai-Regular.woff2)format("woff2");font-weight:400;font-style:normal;font-display:swap;unicode-range:U+20-7F,U+E00-E7F}@font-face{font-family:noto serif thai;src:url(/fonts/NotoSerifThai-Bold.woff2)format("woff2");font-weight:700;font-style:normal;font-display:swap;unicode-range:U+20-7F,U+E00-E7F}@font-face{font-family:noto sans thai;src:url(/fonts/NotoSansThai-Regular.woff2)format("woff2");font-weight:400;font-style:normal;font-display:swap;unicode-range:U+20-7F,U+E00-E7F}@font-face{font-family:noto sans thai;src:url(/fonts/NotoSansThai-Bold.woff2)format("woff2");font-weight:700;font-style:normal;font-display:swap;unicode-range:U+20-7F,U+E00-E7F}:root{--rig-void:#0c0e0b;--rig-panel:#161a14;--rig-panel-2:#1e2420;--rig-line:#3d4a38;--rig-olive:#7d8f5c;--rig-sand:#c9b07a;--rig-text:#ebe8e0;--rig-muted:#a39e94;--rig-danger:#c45c5c;--rig-ok:#6b9a72;--font-head:"Noto Serif Thai", serif;--font-body:"Noto Sans Thai", system-ui, sans-serif;--read-max:42rem;--section-pad:clamp(1.5rem, 4vw, 3.5rem)}*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}body{margin:0;font-family:var(--font-body);font-size:1.05rem;line-height:1.65;color:var(--rig-text);background:var(--rig-void);background-image:linear-gradient( 135deg,transparent 48%,rgba(125,143,92,4%) 48%,rgba(125,143,92,4%) 52%,transparent 52% ),radial-gradient(ellipse at 20% 0%,#1a2218 0%,var(--rig-void) 55%)}img{max-width:100%;height:auto;display:block}.img-grade--grayscale-contrasty{filter:grayscale(1)contrast(1.08)}a{color:var(--rig-sand);text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:var(--rig-olive)}:focus-visible{outline:2px solid var(--rig-sand);outline-offset:3px}.skip-link{position:absolute;left:-9999px;top:0;background:var(--rig-sand);color:var(--rig-void);padding:.5rem 1rem;z-index:10000}.skip-link:focus{left:0}.site-header{border-bottom:1px solid var(--rig-line);background:rgba(12,14,11,.92);position:sticky;top:0;z-index:100;backdrop-filter:blur(6px)}.header-inner{max-width:72rem;margin-inline:auto;padding:.85rem var(--section-pad);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem}.brand-mark{font-family:var(--font-head);font-weight:700;font-size:1.15rem;color:var(--rig-text);text-decoration:none;letter-spacing:.02em}.brand-mark span{color:var(--rig-olive);font-size:.75rem;display:block;font-family:var(--font-body);font-weight:400;letter-spacing:.12em;text-transform:uppercase}.nav-centered{display:flex;flex-wrap:wrap;gap:.35rem 1.25rem;justify-content:center;flex:1}.nav-centered a{color:var(--rig-muted);text-decoration:none;font-size:.95rem;padding:.35rem 0}.nav-centered a[aria-current=page]{color:var(--rig-sand)}.header-phone{font-size:.9rem;white-space:nowrap}main{min-height:50vh}.section{padding:var(--section-pad);max-width:72rem;margin-inline:auto}.section--bleed{max-width:none;padding-inline:0}h1,h2,h3{font-family:var(--font-head);line-height:1.25;font-weight:700}h1{font-size:clamp(1.85rem,4vw,2.65rem);margin:0 0 1rem}h2{font-size:clamp(1.45rem,3vw,2rem);margin:0 0 1rem;color:var(--rig-sand)}.lead{font-size:1.12rem;color:var(--rig-muted);max-width:var(--read-max)}.hero-narrow{max-width:38rem;margin-inline:auto;text-align:center;padding:clamp(2.5rem,6vw,4.5rem)var(--section-pad)}.hero-narrow .lead{margin-inline:auto}.hero-narrow .hero-actions{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center;margin-top:1.75rem}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:.65rem 1.35rem;font-family:var(--font-body);font-weight:700;font-size:.95rem;border:1px solid var(--rig-line);background:var(--rig-panel);color:var(--rig-text);text-decoration:none;clip-path:polygon(0 0,calc(100% - 10px) 0,100% 10px,100% 100%,10px 100%,0 calc(100% - 10px));cursor:pointer}.btn--primary{background:linear-gradient(135deg,var(--rig-olive),#5a6b44);border-color:var(--rig-olive);color:#0c0e0b}.btn:disabled{opacity:.55;cursor:not-allowed}.staggered-rows{display:flex;flex-direction:column;gap:2.5rem}.stagger-row{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:center}.stagger-row:nth-child(even){direction:rtl}.stagger-row:nth-child(even)>*{direction:ltr}.stagger-row:nth-child(even) .stagger-copy{padding-inline-start:2rem}.stagger-row:nth-child(odd) .stagger-copy{padding-inline-end:1rem}.stagger-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border:1px solid var(--rig-line)}.asymmetric-grid-3{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:1rem}.asymmetric-grid-3 .grid-wide{grid-row:span 2}.asymmetric-grid-3 .grid-wide img{width:100%;height:100%;min-height:280px;object-fit:cover;aspect-ratio:4/5}.grid-card{background:var(--rig-panel);border:1px solid var(--rig-line);padding:1.25rem;clip-path:polygon(0 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%)}.grid-card img{width:100%;aspect-ratio:4/5;object-fit:cover;margin-bottom:.75rem}.timeline-rail{position:relative;padding-inline-start:2rem;border-inline-start:2px solid var(--rig-olive);max-width:40rem;margin-inline:auto}.timeline-step{position:relative;padding-bottom:2rem}.timeline-step::before{content:attr(data-step);position:absolute;left:-2.65rem;top:0;width:1.75rem;height:1.75rem;background:var(--rig-panel-2);border:2px solid var(--rig-sand);border-radius:50%;font-size:.75rem;display:flex;align-items:center;justify-content:center;font-weight:700}.composition-centered{text-align:center;margin-inline:auto;max-width:var(--read-max)}.composition-centered .media-wrap{margin-inline:auto;max-width:48rem;margin-top:1.5rem}.courses-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,17rem),1fr));gap:1.25rem;margin-top:1.5rem}.course-card{background:var(--rig-panel);border:1px solid var(--rig-line);padding:1.35rem;display:flex;flex-direction:column;gap:.65rem}.course-card--promo{border-color:var(--rig-sand);box-shadow:inset 0 0 0 1px rgba(201,176,122,.25)}.course-badge{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--rig-olive)}.price{font-family:var(--font-head);font-size:1.35rem}.price-old{text-decoration:line-through;color:var(--rig-muted);font-size:1rem;margin-inline-end:.5rem}.price-note{font-size:.85rem;color:var(--rig-muted)}.disclaimer-block{font-size:.82rem;color:var(--rig-muted);border-inline-start:3px solid var(--rig-line);padding-inline-start:1rem;margin-top:2rem}.form-panel{background:var(--rig-panel);border:1px solid var(--rig-line);padding:1.5rem;max-width:32rem}.form-field{margin-bottom:1rem}.form-field label{display:block;margin-bottom:.35rem;font-size:.9rem}.form-field input,.form-field textarea,.form-field select{width:100%;min-height:44px;padding:.5rem .65rem;font:inherit;color:var(--rig-text);background:var(--rig-void);border:1px solid var(--rig-line)}.form-field textarea{min-height:120px;resize:vertical}.field-error{color:var(--rig-danger);font-size:.85rem;margin-top:.25rem}.form-status{margin-top:1rem;padding:.75rem;border-radius:2px}.form-status--ok{background:rgba(107,154,114,.15);border:1px solid var(--rig-ok)}.form-status--err{background:rgba(196,92,92,.12);border:1px solid var(--rig-danger)}.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}.site-footer{border-top:1px solid var(--rig-line);margin-top:3rem;padding:2rem var(--section-pad);background:var(--rig-panel);font-size:.88rem;color:var(--rig-muted)}.footer-identity{max-width:72rem;margin-inline:auto;line-height:1.7}.footer-identity a{color:var(--rig-sand)}.footer-nav{display:flex;flex-wrap:wrap;gap:.5rem 1.25rem;margin-top:1.25rem;max-width:72rem;margin-inline:auto}.footer-nav a{color:var(--rig-muted);text-decoration:none}.footer-nav a:hover{color:var(--rig-text)}.consent-banner{position:fixed;bottom:0;left:0;right:0;z-index:200;background:var(--rig-panel-2);border-top:1px solid var(--rig-line);padding:1rem var(--section-pad);box-shadow:0 -4px 24px rgba(0,0,0,.4)}.consent-inner{max-width:72rem;margin-inline:auto;display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:space-between}.consent-actions{display:flex;gap:.5rem;flex-wrap:wrap}.prose-legal{max-width:42rem;margin-inline:auto;padding:var(--section-pad)}.prose-legal h1{margin-bottom:1.5rem}.page-404{text-align:center;padding:4rem var(--section-pad)}@media(max-width:767px){.stagger-row{grid-template-columns:1fr}.stagger-row:nth-child(even){direction:ltr}.stagger-row:nth-child(even) .stagger-copy{padding-inline-start:0}.asymmetric-grid-3{grid-template-columns:1fr}.asymmetric-grid-3 .grid-wide{grid-row:auto}.nav-centered{width:100%;justify-content:flex-start}}