:root{font-family:Inter,Noto Sans Thai,system-ui,sans-serif;color:#243128;background:#fff;--green:#1e5b43;--green2:#2f7659;--cream:#f6f2e8;--orange:#d9873a;--ink:#223028;--muted:#66736b;--line:#dfe5df}*{box-sizing:border-box}body{margin:0;color:var(--ink);line-height:1.65}a{text-decoration:none;color:inherit}button,input,textarea{font:inherit}.container{width:min(1160px,calc(100% - 40px));margin:auto}.header{position:sticky;top:0;z-index:20;background:#fffffff5;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid #eef0ed}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px}.brand span:last-child{display:flex;flex-direction:column;line-height:1.1}.brand small{font-size:10px;letter-spacing:2px;color:var(--muted);margin-top:4px}.brand-mark{width:42px;height:42px;border-radius:13px;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:800}.nav{display:flex;align-items:center;gap:28px}.nav>a{font-weight:650;color:#536159}.nav>a.active,.nav>a:hover{color:var(--green)}.admin-link{display:flex!important;align-items:center;gap:6px;border:1px solid var(--line);padding:8px 12px;border-radius:10px}.mobile-menu{display:none;background:none;border:0}.hero{background:linear-gradient(135deg,#f7f4eb,#eef5ef 65%,#e5f0e8);padding:84px 0 70px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}.kicker{font-size:12px;font-weight:800;letter-spacing:2.2px;color:var(--orange)}.light{color:#ffcf9a}.hero h1,.page-hero h1,.detail-grid h1,.article h1{font-size:clamp(42px,5vw,70px);line-height:1.05;margin:14px 0 22px;letter-spacing:-2px}.hero h1 em{font-style:normal;color:var(--green)}.hero-copy,.lead{font-size:20px;color:#56665d;max-width:680px}.hero-actions,.form-actions{display:flex;gap:12px;margin:30px 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:13px 20px;border:1px solid transparent;font-weight:750;cursor:pointer}.btn.primary{background:var(--green);color:#fff}.btn.primary:hover{background:var(--green2)}.btn.secondary{border-color:#b9c5bc;background:#fff;color:var(--ink)}.btn.white{background:#fff;color:var(--green)}.btn.full{width:100%}.hero-stats{display:flex;gap:28px;margin-top:34px}.hero-stats div{display:flex;flex-direction:column}.hero-stats b{font-size:18px;color:var(--green)}.hero-stats span{font-size:13px;color:var(--muted)}.hero-visual{position:relative}.hero-visual img{width:100%;filter:drop-shadow(0 20px 30px rgba(50,70,55,.18))}.floating-note{position:absolute;left:-30px;bottom:24px;background:#fff;padding:15px 18px;border-radius:16px;box-shadow:0 18px 45px #22302826;display:flex;gap:12px;align-items:center}.floating-note svg{color:var(--green)}.floating-note div{display:flex;flex-direction:column}.floating-note small{color:var(--muted)}.section{padding:86px 0}.section.soft{background:#f7f8f5}.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:32px}.section-head.center{justify-content:center;text-align:center;align-items:center}.section-head h2,.contact-strip h2,.oem-grid h2,.contact-grid h2,.process h2{font-size:36px;line-height:1.2;margin:8px 0}.section-head p{color:var(--muted)}.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--green);font-weight:750}.grid2,.grid3,.grid4{display:grid;gap:24px}.grid2{grid-template-columns:repeat(2,1fr)}.grid3{grid-template-columns:repeat(3,1fr)}.grid4{grid-template-columns:repeat(4,1fr)}.card{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 9px 24px #2b3f320d}.card img{width:100%;aspect-ratio:4/3;object-fit:cover;background:#eef2ec}.card-body{padding:22px}.card h3{font-size:22px;line-height:1.3;margin:6px 0}.card p{color:var(--muted);min-height:52px}.eyebrow{color:var(--orange);text-transform:uppercase;font-weight:800;font-size:12px;letter-spacing:1px}.features>div{background:#fff;padding:26px;border-radius:16px;border:1px solid var(--line)}.features svg{color:var(--green);width:34px;height:34px}.features h3{margin:16px 0 8px}.features p{margin:0;color:var(--muted)}.center-action{text-align:center;margin-top:34px}.contact-strip{background:var(--green);color:#fff;padding:60px 0}.contact-strip-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.contact-strip h2{margin-bottom:6px}.contact-strip p{opacity:.8}.socialbar{display:flex;gap:10px;flex-wrap:wrap}.socialbar a{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:11px 14px;font-weight:700}.socialbar svg{width:18px}.footer{background:#1c2821;color:#d9e0da;padding:60px 0 20px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.3fr;gap:45px}.footer h4{color:#fff}.footer a,.footer span{display:flex;gap:8px;align-items:center;margin:8px 0;color:#c8d1ca}.footer-brand{color:#fff}.footer p{max-width:520px;color:#aebbb2}.copyright{border-top:1px solid #34423a;margin-top:36px;padding-top:18px;color:#93a197;font-size:13px}.page-hero{background:var(--green);color:#fff;padding:72px 0}.page-hero h1{margin-bottom:12px}.page-hero p{font-size:18px;max-width:700px;color:#d9e6df}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}.detail-image{width:100%;border-radius:22px;border:1px solid var(--line)}.oem-grid,.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:55px}.check-list{padding:0;list-style:none}.check-list li{padding:10px 0 10px 34px;position:relative;border-bottom:1px solid #edf0ed}.check-list li:before{content:"✓";position:absolute;left:0;width:22px;height:22px;border-radius:50%;background:#e4f2e7;color:var(--green);display:grid;place-items:center;font-weight:900}.quote-box{background:var(--cream);padding:30px;border-radius:22px;border:1px solid #e6dfcf}.quote-box>svg{color:var(--green)}.quote-box ol{padding-left:22px}.process{max-width:850px}.process-row{display:grid;grid-template-columns:80px 180px 1fr;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}.process-row>b{font-size:28px;color:#afc0b4}.process-row h3,.process-row p{margin:0}.process-row p{color:var(--muted)}.article-inner{max-width:850px}.article-inner img{width:100%;border-radius:20px;margin:28px 0}.article-inner p{font-size:18px}.contact-list>a,.contact-list>div{display:flex;align-items:center;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}.contact-list svg{color:var(--green)}.contact-list div div,.contact-list a div{display:flex;flex-direction:column}.contact-list span{color:var(--muted)}.loading{padding:100px;text-align:center}.admin-login{min-height:100vh;background:#eef2ec;display:grid;place-items:center;padding:20px}.login-card{width:min(440px,100%);background:#fff;padding:34px;border-radius:22px;border:1px solid var(--line);box-shadow:0 20px 60px #2230281f}.login-card h1{font-size:28px}.login-card label,.admin-form>label{display:flex;flex-direction:column;font-weight:700;gap:6px;margin:14px 0}.login-card input,.admin-form input,.admin-form textarea{border:1px solid #cfd8d1;border-radius:10px;padding:11px 12px;outline:none}.admin-form textarea{min-height:110px;resize:vertical}.error{color:#bd2626;background:#fff0f0;padding:10px;border-radius:9px}.success{background:#e6f5e9;color:#216d3d;padding:10px 14px;border-radius:10px;margin-bottom:16px}.link-button{background:none;border:0;color:var(--green);cursor:pointer}.admin-shell{min-height:100vh;background:#f5f7f4;display:grid;grid-template-columns:240px 1fr}.admin-side{background:#1f3026;color:#fff;padding:24px 18px;display:flex;flex-direction:column;gap:8px}.admin-side .brand{margin-bottom:20px}.admin-side button,.admin-side>a{border:0;background:transparent;color:#cbd8d0;padding:12px;border-radius:10px;text-align:left;display:flex;gap:10px;align-items:center;cursor:pointer}.admin-side button.active{background:#345641;color:#fff}.admin-side .logout{margin-top:auto;color:#ffb3b3}.admin-main{padding:38px;max-width:1100px;width:100%}.admin-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.admin-head h1{margin:4px 0}.admin-table{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}.admin-row{display:flex;align-items:center;gap:16px;padding:13px 16px;border-bottom:1px solid var(--line)}.admin-row:last-child{border-bottom:0}.admin-row img{width:70px;height:54px;object-fit:cover;border-radius:9px;background:#eef2ec}.grow{flex:1;display:flex;flex-direction:column}.grow span{font-size:13px;color:var(--muted)}.admin-row button{background:#fff;border:1px solid var(--line);border-radius:9px;padding:9px;cursor:pointer}.admin-row .danger{color:#bd2626}.admin-form{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px;max-width:760px}.checkline{display:flex;gap:28px;margin:16px 0}.checkline label{display:flex;align-items:center;gap:8px}.upload-btn{border:1px dashed #9daf9f;padding:14px!important;border-radius:10px!important;display:flex!important;flex-direction:row!important;align-items:center;cursor:pointer;color:var(--green)}.upload-btn input{display:none}.form-preview{width:220px;border-radius:12px;border:1px solid var(--line)}code{background:#eff2ee;padding:2px 6px;border-radius:5px}@media (max-width:900px){.nav{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;padding:20px;flex-direction:column;border-bottom:1px solid var(--line)}.nav.open{display:flex}.mobile-menu{display:block}.hero-grid,.detail-grid,.oem-grid,.contact-grid{grid-template-columns:1fr}.hero{padding-top:54px}.hero-visual{order:-1;max-width:560px}.grid3,.grid4{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.admin-shell{grid-template-columns:1fr}.admin-side{flex-direction:row;align-items:center;position:sticky;top:0;z-index:5;overflow:auto}.admin-side .brand{display:none}.admin-side .logout{margin-top:0;margin-left:auto}.admin-main{padding:24px}.process-row{grid-template-columns:60px 140px 1fr}}@media (max-width:600px){.container{width:min(100% - 28px,1160px)}.hero h1,.page-hero h1,.detail-grid h1,.article h1{font-size:40px}.section{padding:60px 0}.grid2,.grid3,.grid4{grid-template-columns:1fr}.hero-stats{gap:12px;justify-content:space-between}.hero-stats span{font-size:11px}.floating-note{left:0}.section-head,.contact-strip-inner{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.socialbar a{flex:1;min-width:45%}.process-row{grid-template-columns:50px 1fr}.process-row p{grid-column:2}.admin-main{padding:16px}.admin-head{align-items:flex-start;gap:12px;flex-direction:column}.admin-row img,.admin-side a{display:none}}.admin-empty{padding:22px;margin:0;color:var(--muted)}.btn:disabled{opacity:.6;cursor:not-allowed}