:root{--navy:#071b32;--blue:#0b4d86;--cyan:#16a6c9;--gold:#d9a441;--ink:#15202b;--muted:#687481;--bg:#f3f6f8;--white:#fff;--line:#d9e0e5}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,"Noto Sans Thai",sans-serif;color:var(--ink);background:var(--bg)}a{color:inherit;text-decoration:none}.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:16px 4vw;background:rgba(243,246,248,.9);backdrop-filter:blur(14px);border-bottom:1px solid rgba(0,0,0,.06)}.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.12em}.brand-mark{display:grid;place-items:center;width:38px;height:38px;background:var(--navy);color:#fff;border-radius:8px;font-size:13px}.topbar nav{display:flex;gap:26px;font-size:14px;font-weight:600}.topbar nav a:hover{color:var(--blue)}.top-actions{display:flex;gap:10px;align-items:center}.button,.ghost{border:0;cursor:pointer;font:inherit}.button{display:inline-flex;align-items:center;justify-content:center;padding:13px 18px;border-radius:8px;background:var(--blue);color:#fff;font-weight:700}.button.small{padding:10px 14px;font-size:13px}.button.outline{background:transparent;color:var(--navy);border:1px solid var(--navy)}.ghost{background:transparent;font-weight:700}.menu{display:none;border:0;background:transparent;font-size:24px}.hero{min-height:86vh;display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:6vw;padding:7vw 7vw 6vw;background:radial-gradient(circle at 82% 20%,rgba(22,166,201,.2),transparent 28%),linear-gradient(135deg,#fff 0%,#edf5f8 62%,#e7eef5 100%)}.eyebrow,.section-no{font-size:12px;letter-spacing:.18em;font-weight:800;color:var(--blue)}h1{font-size:clamp(56px,7vw,110px);line-height:.88;margin:18px 0 28px;letter-spacing:-.065em}h1 span{color:transparent;-webkit-text-stroke:1.5px var(--blue)}.lead{max-width:720px;font-size:clamp(18px,2vw,25px);line-height:1.65;color:#334453}.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin:28px 0}.hero-tags span{padding:8px 11px;border:1px solid #b7c9d5;border-radius:999px;font-size:12px;font-weight:700}.hero-buttons{display:flex;gap:12px;flex-wrap:wrap}.hero-visual{position:relative;min-height:520px;display:grid;place-items:center}.portrait-wrap{width:min(420px,80%);aspect-ratio:1;border-radius:34% 66% 52% 48% / 45% 36% 64% 55%;overflow:hidden;box-shadow:0 28px 80px rgba(7,27,50,.22);border:8px solid rgba(255,255,255,.85)}.portrait-wrap img{width:100%;height:100%;object-fit:cover}.metric{position:absolute;background:#fff;padding:14px 18px;border-radius:14px;box-shadow:0 12px 35px rgba(7,27,50,.13);display:flex;flex-direction:column}.metric b{font-size:28px;color:var(--blue)}.metric span{font-size:11px;color:var(--muted)}.m1{left:2%;top:20%}.m2{right:2%;bottom:15%}.section{padding:100px 7vw}.intro-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:8vw;background:#fff}.section h2,.contact-section h2{font-size:clamp(34px,4vw,62px);line-height:1.1;margin:8px 0 0;letter-spacing:-.04em}.about-copy{font-size:20px;line-height:1.8;color:#3f4f5d}.dark-section{background:var(--navy);color:#fff}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:46px}.section-head>p{max-width:460px;color:#71808f;line-height:1.7}.dark-section .section-head>p{color:#aab7c2}.expertise-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#29405a;border:1px solid #29405a}.expertise-grid article{padding:34px;background:var(--navy);min-height:300px}.expertise-grid article:hover{background:#0d2947}.expertise-grid span{color:var(--cyan);font-weight:800}.expertise-grid h3{font-size:24px;margin:56px 0 15px}.expertise-grid p{color:#b9c5cf;line-height:1.7}.timeline{max-width:1000px;margin:auto}.timeline article{display:grid;grid-template-columns:130px 1fr;gap:38px;padding:38px 0;border-top:1px solid var(--line)}.timeline .year{font-weight:800;color:var(--blue)}.timeline h3{font-size:25px;margin:0}.timeline h4{margin:7px 0 14px;color:var(--blue)}.timeline p{color:#52616d;line-height:1.75}.projects-section{background:#e9eef2}.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.project-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 12px 35px rgba(7,27,50,.08);transition:.25s}.project-card:hover{transform:translateY(-7px)}.project-card img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block}.project-card div{padding:24px}.project-card p{font-size:11px;letter-spacing:.14em;color:var(--blue);font-weight:800}.project-card h3{font-size:23px;margin:8px 0 18px}.project-card span{font-size:13px;color:var(--muted)}.value-section{background:#fff}.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin-top:50px}.value-grid>div{padding:30px;border-left:3px solid var(--gold);background:#f7f8f9}.value-grid b{color:var(--gold)}.value-grid h3{font-size:22px}.value-grid p{line-height:1.7;color:var(--muted)}.contact-section{padding:90px 7vw;background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;display:grid;grid-template-columns:1.4fr .6fr;gap:60px;align-items:end}.contact-section .eyebrow{color:#7ed4e8}.contact-links{display:flex;flex-direction:column;gap:15px}.contact-links a{padding-bottom:10px;border-bottom:1px solid rgba(255,255,255,.3)}footer{display:flex;justify-content:space-between;padding:26px 7vw;background:#041221;color:#91a2b2;font-size:12px}.reveal{animation:rise .8s ease both}@keyframes rise{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}@media(max-width:980px){.topbar nav{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;padding:24px;flex-direction:column}.topbar nav.open{display:flex}.menu{display:block}.hero{grid-template-columns:1fr;padding-top:80px}.hero-visual{min-height:420px}.intro-grid{grid-template-columns:1fr}.expertise-grid{grid-template-columns:repeat(2,1fr)}.project-grid{grid-template-columns:1fr}.value-grid{grid-template-columns:1fr}.contact-section{grid-template-columns:1fr}}@media(max-width:620px){.topbar{padding:12px 18px}.brand span:last-child,.top-actions .small{display:none}.hero,.section,.contact-section{padding-left:22px;padding-right:22px}.hero{min-height:auto}.hero-visual{min-height:340px}.metric{padding:10px 13px}.m1{left:0}.m2{right:0}.section-head{display:block}.expertise-grid{grid-template-columns:1fr}.timeline article{grid-template-columns:1fr;gap:10px}.value-grid{grid-template-columns:1fr}footer{flex-direction:column;gap:8px;padding:22px}.button{width:100%}}
@media print{.topbar,.hero-buttons,.contact-section,footer{display:none}.hero{min-height:auto;padding:30px}.section{padding:35px}.project-card{break-inside:avoid}.dark-section{background:#fff;color:#000}.dark-section .expertise-grid article{background:#fff;color:#000;border:1px solid #ddd}.dark-section .expertise-grid p{color:#333}}
.project-card{display:block}.view-detail{display:block;margin-top:18px;color:var(--blue);font-size:13px}.admin-fab{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:#fff;box-shadow:0 10px 25px rgba(0,0,0,.2);z-index:90}
.certificates-section{background:linear-gradient(180deg,#fff,#f2f6f8)}.certificate-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.certificate-card{min-width:0;overflow:hidden;background:#fff;border:1px solid #dfe7ec;border-radius:18px;box-shadow:0 12px 35px rgba(7,27,50,.07);transition:transform .25s,box-shadow .25s}.certificate-card:hover{transform:translateY(-6px);box-shadow:0 20px 45px rgba(7,27,50,.13)}.certificate-image{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;background:#edf2f5}.certificate-mark{display:flex;align-items:flex-end;justify-content:space-between;min-height:170px;padding:25px;background:radial-gradient(circle at 85% 18%,rgba(22,166,201,.42),transparent 33%),linear-gradient(135deg,#071b32,#0b4d86);color:#fff}.certificate-mark span{font-size:13px;letter-spacing:.18em;color:#8adbed}.certificate-mark b{font-size:36px;letter-spacing:.08em;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.82)}.certificate-copy{padding:25px}.certificate-copy h3{margin:8px 0 10px;font-size:21px;line-height:1.35}.certificate-copy>p:not(.certificate-issuer){min-height:48px;color:var(--muted);font-size:14px;line-height:1.65}.certificate-issuer{margin:0;color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.certificate-copy time{display:block;color:#677786;font-size:12px;font-weight:700}.certificate-skills{display:flex;flex-wrap:wrap;gap:7px;margin:18px 0}.certificate-skills span{padding:6px 9px;border-radius:999px;background:#eaf3f7;color:#0b4d86;font-size:11px;font-weight:700}.certificate-link{display:inline-block;padding-top:12px;border-top:1px solid var(--line);color:var(--blue);font-size:13px;font-weight:800}
@media(max-width:1150px){.topbar nav{gap:16px}.certificate-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:980px){.certificate-grid{grid-template-columns:1fr}}
body{overflow-x:hidden}

/* Responsive system: desktop, tablet and mobile */
img,svg,video{max-width:100%}.mobile-nav-action{display:none}section{scroll-margin-top:76px}.topbar,.hero,.section,.contact-section,footer{min-width:0}.hero-copy,.hero-visual,.section-head>*,.project-card,.certificate-card{min-width:0}.menu{min-width:44px;min-height:44px;place-items:center;border-radius:8px;color:var(--navy)}.menu:focus-visible,.ghost:focus-visible,.button:focus-visible,a:focus-visible{outline:3px solid rgba(22,166,201,.5);outline-offset:3px}
@media(max-width:1180px) and (min-width:981px){#adminTop{display:none}.topbar nav{gap:18px}.top-actions{gap:7px}.hero{gap:3vw}.portrait-wrap{width:min(380px,86%)}}
@media(max-width:980px){
  .topbar{padding:12px 24px}.topbar nav{top:100%;max-height:calc(100dvh - 64px);overflow-y:auto;gap:4px;padding:12px 20px 20px;border-bottom:1px solid var(--line);box-shadow:0 18px 35px rgba(7,27,50,.16)}.topbar nav a{display:flex;align-items:center;min-height:46px;padding:8px 12px;border-radius:8px}.topbar nav a:hover{background:#edf5f8}.topbar nav .mobile-nav-action{display:flex;margin-top:5px;background:var(--navy);color:#fff}.topbar nav .mobile-nav-action:hover{background:var(--blue);color:#fff}.menu{display:grid}
  .hero{grid-template-columns:minmax(0,1fr);gap:34px;min-height:auto;padding:76px 6vw 64px}.hero-copy{max-width:860px}.hero-visual{width:min(620px,100%);min-height:430px;margin-inline:auto}.portrait-wrap{width:min(380px,68vw)}
  .section{padding:82px 6vw}.section-head{align-items:flex-start}.project-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.certificate-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.value-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.contact-section{padding:76px 6vw}.contact-links{max-width:620px}
}
@media(max-width:700px){
  .topbar{padding:10px 16px}.top-actions{gap:4px}.top-actions .ghost{min-width:58px;min-height:44px}.hero{padding:58px 22px 50px}.hero h1{font-size:clamp(42px,13vw,66px);line-height:.94;letter-spacing:-.055em;overflow-wrap:anywhere}.lead{font-size:17px;line-height:1.65}.hero-tags{margin:22px 0}.hero-buttons{display:grid;grid-template-columns:1fr}.hero-buttons .button{width:100%}.hero-visual{min-height:340px}.portrait-wrap{width:min(300px,76vw);border-width:6px}.metric{max-width:145px}.metric b{font-size:23px}.metric span{font-size:10px}.m1{left:0;top:12%}.m2{right:0;bottom:8%}
  .section{padding:64px 22px}.section h2,.contact-section h2{font-size:clamp(31px,10vw,46px);overflow-wrap:anywhere}.section-head{display:block;margin-bottom:30px}.section-head>p{margin-top:18px}.about-copy{font-size:17px;line-height:1.75}.expertise-grid,.project-grid,.certificate-grid,.value-grid{grid-template-columns:minmax(0,1fr)}.expertise-grid article{min-height:0;padding:26px}.expertise-grid h3{margin:30px 0 12px}.timeline article{padding:28px 0}.timeline h3{font-size:22px}.project-card div,.certificate-copy{padding:20px}.certificate-mark{min-height:140px;padding:20px}.certificate-mark b{font-size:29px}.certificate-copy>p:not(.certificate-issuer){min-height:0}.value-grid{margin-top:34px}.value-grid>div{padding:24px}.contact-section{padding:64px 22px;gap:36px}.contact-links a{min-height:44px;display:flex;align-items:center;overflow-wrap:anywhere}footer{align-items:flex-start}.admin-fab{right:14px;bottom:14px}
}
@media(max-width:400px){.hero h1{font-size:clamp(38px,12vw,49px)}.hero-visual{min-height:300px}.portrait-wrap{width:min(260px,76vw)}.metric{padding:8px 10px;max-width:122px}.metric b{font-size:20px}.metric span{font-size:9px}.section,.contact-section{padding-left:18px;padding-right:18px}.topbar nav{padding-inline:12px}}
@media(max-height:520px) and (max-width:980px){.topbar nav{max-height:calc(100dvh - 58px)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{animation:none}.project-card,.certificate-card{transition:none}}