:root{--bg:#101413;--panel:#171d1b;--line:#303a35;--text:#eff2eb;--muted:#a6b0a9;--accent:#bcf59a;--font:Arial,Helvetica,sans-serif;color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:15px;line-height:1.7}a{color:inherit;text-decoration:none}button{font:inherit}button,a,summary{-webkit-tap-highlight-color:transparent}a,button,summary{touch-action:manipulation}button,summary{cursor:pointer}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:6px}::selection{background:var(--accent);color:var(--bg)}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:500;line-height:1.1}p{color:var(--muted)}.container{width:min(1180px,calc(100% - 96px));margin-inline:auto}.mint{color:var(--accent)}.eyebrow{font-size:10px;font-weight:600;letter-spacing:2px;display:flex;align-items:center;gap:10px;color:var(--muted)}.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 14px #bcf59455}.skip{position:fixed;top:-80px;left:15px;z-index:100;background:var(--accent);color:var(--bg);padding:12px}.skip:focus{top:10px}.site-header{height:94px;width:min(1340px,calc(100% - 96px));margin:auto;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);position:relative;z-index:20}.brand{font-size:37px;letter-spacing:-3px;font-weight:700;display:flex;align-items:center;line-height:1}.brand>span:first-child{color:var(--accent)}.brand .brand-caption{color:var(--muted);font-size:9px;letter-spacing:1.6px;font-weight:400;margin-left:25px}.site-header nav{display:flex;align-items:center;gap:29px;font-size:12px}.site-header nav a{transition:color .2s}.site-header nav a:hover{color:var(--accent)}.nav-contact{border:1px solid #65735e;border-radius:5px;padding:10px 18px}.nav-contact span{margin-left:15px}.menu-toggle{display:none}.hero{display:grid;grid-template-columns:1.35fr 1fr;gap:60px;align-items:center;padding-block:88px 75px}.hero h1{font-size:clamp(45px,4.7vw,67px);letter-spacing:-3.2px;line-height:1.08;margin-top:30px}.hero h1 em{font-family:Georgia,serif;color:var(--accent);font-weight:400}.hero-intro{display:flex;gap:18px;margin-top:29px;max-width:440px;font-size:14px}.short-line{width:30px;height:1px;background:var(--accent);flex-shrink:0;margin-top:13px}.hero-intro .name{color:var(--text);margin-bottom:6px}.actions{display:flex;gap:12px;margin-top:30px}.button{padding:13px 22px;display:inline-flex;justify-content:center;align-items:center;gap:27px;border-radius:4px;font-size:12px;font-weight:600;transition:transform .2s,background .2s}.button:hover{transform:translateY(-3px)}.primary{background:var(--accent);color:#192017}.primary:hover{background:#d3ffb7}.quiet{border:1px solid var(--line)}.quiet:hover{background:var(--panel)}.hero-foot{display:flex;align-items:center;gap:12px;font-size:8px;letter-spacing:1px;color:var(--muted);margin-top:45px}.hero-foot i{height:3px;width:3px;background:#74816f;border-radius:50%}.portrait-wrap{position:relative;margin-right:20px}.portrait-frame{height:480px;position:relative;border-radius:140px 7px 7px 7px;overflow:hidden;background:#2e3930}.portrait-frame img{width:100%;height:100%;object-fit:cover;object-position:50% 35%;filter:none;opacity:1}.portrait-shade{position:absolute;inset:0;background:linear-gradient(180deg,transparent 65%,#10141388 100%)}.frame-index{position:absolute;top:26px;right:25px;font-size:8px;letter-spacing:2px;color:#243026}.portrait-caption{position:absolute;bottom:32px;left:30px;right:25px;display:flex;align-items:end;justify-content:space-between;font-size:26px;line-height:1.13;letter-spacing:-.8px}.portrait-arrow{font-size:42px;color:var(--accent)}.floating-label{position:absolute;left:-30px;bottom:122px;background:#1a231eeF;border:1px solid #526648;border-radius:6px;display:flex;align-items:center;gap:12px;padding:14px 18px;font-size:11px;box-shadow:0 12px 35px #0003}.floating-label small{display:block;color:var(--muted);font-size:7px;letter-spacing:1.4px;margin-top:3px}.code-icon{color:var(--accent);font-family:monospace;font-size:23px}.portrait-side{position:absolute;right:-34px;top:80px;writing-mode:vertical-rl;letter-spacing:2px;font-size:8px;color:var(--muted)}.specialties{border-block:1px solid var(--line);background:#141916}.specialties>.container{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-block:23px;flex-wrap:wrap}.specialties span{font-size:14px;color:#c3ccc3}.specialties b{color:var(--accent);font-weight:400}.section{padding-block:95px;border-bottom:1px solid var(--line)}.section-heading{margin-bottom:42px}.section-heading .eyebrow{margin-bottom:20px}h2{font-size:clamp(32px,3.7vw,48px);letter-spacing:-1.9px}h2 span{color:var(--muted)}.heading-row{display:flex;justify-content:space-between;align-items:end;gap:25px}.heading-row>p{font-size:12px}.about-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:100px}.about-copy p{margin-bottom:18px;font-size:14px}.about-copy .lead{font-size:21px;line-height:1.5;color:var(--text);margin-bottom:23px}.text-link{display:inline-flex;align-items:center;gap:28px;color:var(--accent);font-size:12px;margin-top:10px}.text-link:hover{text-decoration:underline}.profile-card{background:var(--panel);padding:30px;border:1px solid var(--line);border-radius:6px}.profile-card dl{margin:20px 0 27px}.profile-card dl>div{display:flex;justify-content:space-between;gap:20px;padding:9px 0;font-size:12px}.profile-card dt{color:var(--muted)}.profile-card dd{margin:0;text-align:right}.education{border-top:1px solid var(--line);padding-top:24px;display:flex;gap:18px}.education>span{font-size:26px}.education small{font-size:9px;letter-spacing:1px;color:var(--muted)}.education h3{font-size:15px;line-height:1.5;margin:9px 0}.education p{font-size:11px}.job{display:grid;grid-template-columns:280px 1fr;gap:30px;padding:35px 0;border-top:1px solid var(--line)}.job-date{font-family:monospace;font-size:12px;color:var(--muted);position:relative;padding-left:28px;display:flex;align-items:flex-start;flex-wrap:wrap;gap:12px;align-content:start}.timeline-dot{position:absolute;width:9px;height:9px;border:1px solid var(--muted);border-radius:50%;left:0;top:5px}.job:first-child .timeline-dot{background:var(--accent);border-color:var(--accent);box-shadow:0 0 15px #bcf59a33}.current{font-size:8px;color:var(--accent);background:#243120;padding:2px 7px;border-radius:3px}.job h3{font-size:26px;letter-spacing:-.6px}.company{font-size:12px;margin:8px 0 20px}.job p:not(.company),.job li{font-size:13px}.job ul{padding-left:18px;color:var(--muted);margin:14px 0 20px}.job li{padding-left:5px;margin:8px 0}.job li::marker{color:#687864}.tags{display:flex;flex-wrap:wrap;gap:7px}.tags span{font-size:10px;color:#bcc6bd;border:1px solid var(--line);border-radius:4px;padding:4px 10px}.skills-section{background:#141a17}.skills-section .section{border:0}.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.skill-card{padding:29px 25px;background:var(--bg);border:1px solid var(--line);border-radius:6px;transition:border-color .2s,transform .2s}.skill-card:hover{border-color:#718367;transform:translateY(-4px)}.skill-symbol{color:var(--accent);font-size:29px;font-family:monospace}.skill-number{float:right;color:#74816f;font-size:10px}.skill-card h3{font-size:19px;margin:30px 0 12px;letter-spacing:-.5px}.skill-card p{font-size:12px;margin-bottom:25px}.projects-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}.project{overflow:hidden;border:1px solid var(--line);border-radius:6px;background:var(--panel);transition:border-color .2s}.project:hover{border-color:#64755c}.project-art{height:270px;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}.art-label,.art-caption{position:absolute;font-size:8px;letter-spacing:1.5px;left:24px}.art-label{top:20px;color:#a8b9ac}.art-caption{bottom:18px;color:#a8b9ac}.reader-art{background:radial-gradient(ellipse at center,#334437,#1b241e 75%)}.reader{width:150px;padding:12px;background:#131a16;border:1px solid #667362;border-radius:16px;transform:rotate(-12deg);box-shadow:18px 22px 25px #0005}.reader-screen{background:#b6c6a6;border-radius:5px;display:flex;align-items:center;flex-direction:column;color:#263222;padding:12px 4px}.reader-screen span{font-size:6px;letter-spacing:2px}.reader-screen b{font-size:10px;margin:9px 0}.reader-screen i{font-size:28px;font-style:normal;line-height:1.2}.reader-screen small{font-size:5px;letter-spacing:1px;margin-top:8px}.reader-keypad{font-size:25px;line-height:.8;text-align:center;color:#778272;letter-spacing:9px;margin:10px 0}.transit-art{background:#26302d}.transit-title{font-size:75px;font-weight:700;font-style:italic;color:#d7efad;letter-spacing:-4px;position:absolute;top:60px;left:45px;line-height:1}.transit-title span{display:block;font-size:10px;letter-spacing:1px;line-height:1.5;font-weight:400;font-style:normal;margin-top:8px}.route{position:absolute;width:80%;right:-12%;bottom:72px;border-top:4px solid #c5e49e;transform:rotate(-27deg);display:flex;justify-content:space-between}.route i{width:15px;height:15px;border-radius:50%;background:#26302d;border:4px solid #c5e49e;margin-top:-9px}.project-body{padding:28px}.project h3{font-size:24px;letter-spacing:-.7px;margin:20px 0 13px}.project p{font-size:13px}.project details{margin-top:25px;border-top:1px solid var(--line);padding-top:17px}.project summary{list-style:none;font-size:12px;color:var(--text);display:flex;justify-content:space-between}.project summary::-webkit-details-marker{display:none}.project summary span{color:var(--accent);font-size:18px;line-height:1}.project details[open] summary{margin-bottom:16px}.project details[open] summary span{transform:rotate(45deg)}.project-wide{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr}.project-wide .project-art{height:100%;min-height:290px}.monitor-art{background:#1b2322}.terminal{width:80%;padding:17px;background:#101715;border:1px solid #3c4941;border-radius:7px;transform:rotate(-3deg);font-family:monospace}.terminal-top{display:flex;gap:5px;align-items:center;border-bottom:1px solid #303d34;padding-bottom:12px;margin-bottom:12px}.terminal-top i{height:5px;width:5px;border-radius:50%;background:#647362}.terminal-top span{font-size:8px;margin-left:auto;color:var(--muted)}.terminal p{font-size:10px;line-height:2}.terminal p span{color:var(--accent)}.work-note{font-size:11px;margin-top:20px}.contact-section{padding-block:90px;background:radial-gradient(ellipse at 80% 100%,#253421,transparent 65%)}.contact-section h2{font-size:clamp(38px,5vw,64px);margin:25px 0 36px;letter-spacing:-2.4px}.contact-section h2 span{color:var(--accent)}.contact-bottom{display:flex;justify-content:space-between;gap:25px;align-items:end}.contact-bottom p{font-size:13px}.email-link{display:inline-flex;gap:30px;font-size:20px;border-bottom:1px solid #697960;padding-bottom:6px;margin-top:24px;overflow-wrap:anywhere}.email-link span{color:var(--accent)}.contact-actions{display:flex;flex-direction:column;gap:15px;align-items:center}.phone{font-size:12px;color:var(--muted)}footer{border-top:1px solid var(--line);display:flex;align-items:center;gap:30px;padding-block:28px;font-size:10px;color:var(--muted)}footer>span{margin-left:auto}footer>a:last-child{color:var(--text)}.enter{animation:arrive .9s cubic-bezier(.2,.7,.2,1) both}.hero h1{animation-delay:.12s}.hero-intro{animation-delay:.24s}.actions{animation-delay:.36s}.hero-foot{animation-delay:.48s}.portrait-wrap{animation-delay:.25s}@keyframes arrive{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}.reveal.pending{opacity:0;transform:translateY(20px)}.reveal{transition:opacity .65s ease,transform .65s ease}
@media(min-width:1500px){.hero{padding-block:110px}.portrait-frame{height:520px}}
@media(max-width:1000px){.container,.site-header{width:calc(100% - 56px)}.brand .brand-caption{display:none}.hero{gap:35px;padding-block:65px}.hero h1{font-size:48px}.portrait-frame{height:430px}.hero-foot{flex-wrap:wrap}.about-grid{gap:40px}.job{grid-template-columns:200px 1fr}.skills-grid{gap:12px}.skill-card{padding:23px 18px}.skill-card h3{font-size:17px}.specialties span{font-size:12px}}
@media(max-width:720px){.container,.site-header{width:calc(100% - 40px)}.site-header{height:78px}.brand{font-size:32px}.menu-toggle{display:flex;gap:18px;align-items:center;background:transparent;border:1px solid var(--line);border-radius:4px;padding:8px 14px;color:var(--text);font-size:12px}.site-header nav{position:absolute;top:77px;left:-20px;right:-20px;background:#171d1b;display:flex;flex-wrap:wrap;padding:18px 20px;gap:20px;border-bottom:1px solid var(--line)}.js .site-header nav{display:none}.js .site-header nav.open{display:flex}.site-header:has(nav:not(.open)){margin-bottom:0}body:not(.js) .hero{padding-top:130px}.hero{grid-template-columns:1fr;gap:48px;padding-block:50px}.hero h1{font-size:clamp(44px,9vw,67px);letter-spacing:-2.5px}.hero .eyebrow{font-size:8px;letter-spacing:1.2px}.hero-intro{font-size:13px;max-width:450px}.hero-foot{margin-top:28px}.portrait-wrap{margin-inline:20px 18px;max-width:480px}.portrait-frame{height:440px;border-top-left-radius:110px}.floating-label{left:-18px;bottom:110px}.portrait-side{right:-24px}.specialties>.container{justify-content:center;gap:12px 20px;padding-block:20px}.specialties span{font-size:11px}.specialties b{font-size:11px}.section{padding-block:65px}.heading-row{align-items:start;flex-direction:column;gap:20px}.section-heading{margin-bottom:30px}.about-grid,.skills-grid{grid-template-columns:1fr;gap:25px}.about-copy .lead{font-size:20px}.job{grid-template-columns:1fr;gap:20px;padding-block:30px}.job-date{font-size:11px}.job h3{font-size:24px}.skill-card{padding:25px}.skill-card h3{font-size:21px;margin-top:18px}.projects-grid,.project-wide{grid-template-columns:1fr}.project-wide{grid-column:auto}.project-wide .project-art{min-height:270px}.project-body{padding:24px}.project h3{font-size:23px}.contact-section{padding-block:65px}.contact-bottom{align-items:start;flex-direction:column;gap:30px}.email-link{font-size:clamp(13px,4.1vw,19px);gap:12px}.contact-actions{align-items:start}.contact-actions .phone{padding-left:2px}footer{flex-wrap:wrap;gap:18px}footer p{font-size:9px}footer>span{margin-left:0}footer>a:last-child{margin-left:auto}.button{padding:13px 18px;gap:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.reveal.pending{opacity:1;transform:none}}
@media print{body{background:white;color:#111;font-size:10pt}p,.tags span,h2 span{color:#444}.site-header,.specialties,.actions,.hero-foot,.floating-label,.portrait-side,.contact-actions,footer,.project-art,.skip{display:none}.container{width:100%}.hero{padding:20px 0;grid-template-columns:2fr 1fr}.hero h1{font-size:32px}.hero h1 em,.mint,.eyebrow,.text-link,.contact-section h2 span{color:#34512a}.portrait-frame{height:230px}.section,.contact-section{padding:25px 0}.profile-card,.skill-card,.project,.skills-section{background:white}.section-heading{margin-bottom:20px}h2,.contact-section h2{font-size:26px}.job{grid-template-columns:150px 1fr;break-inside:avoid}.skills-grid{grid-template-columns:repeat(3,1fr)}.reveal.pending{opacity:1;transform:none}.contact-section{background:none}.project-wide{display:block}.project details{display:none}.enter{animation:none}.about-grid{gap:30px}.project{break-inside:avoid}a[href^="mailto"]{color:#111}}


/* Web POS case study: concise overview with independently expandable work areas. */
.skills-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.pos-feature { grid-column: 1 / -1; scroll-margin-top: 30px; }
.pos-feature-header { padding: 36px; display: flex; align-items: center; justify-content: space-between; gap: 28px; background: linear-gradient(120deg, #263424, #17201b); }
.pos-feature-header > div { max-width: 650px; }
.pos-feature-header h3 { font-size: clamp(30px, 4vw, 46px); margin: 18px 0; }
.pos-feature-header p:not(.eyebrow) { font-size: 14px; }
.pos-feature-header .button { flex-shrink: 0; }
.pos-flow { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding: 20px 36px; border-block: 1px solid var(--line); background: #121a15; font-size: 9px; letter-spacing: 1px; color: #c4d4bd; }
.pos-flow b { color: var(--accent); }
.pos-intro { margin-top: 22px; max-width: 880px; }
.pos-scope { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 32px; margin: 5px 0 24px; align-items: start; }
.pos-scope details { min-width: 0; }
.pos-scope summary { gap: 16px; line-height: 1.6; padding-block: 5px; }
.pos-scope summary span { flex-shrink: 0; }
.pos-scope ul { padding-left: 18px; color: var(--muted); font-size: 13px; }
.pos-scope li { padding-left: 3px; margin-block: 9px; }
.pos-scope .scope-note { font-size: 11px; border-left: 2px solid #6a805d; padding-left: 12px; }
@media(max-width:720px) {
  .skills-grid, .pos-scope { grid-template-columns: 1fr; }
  .pos-feature-header { padding: 26px 24px; flex-direction: column; align-items: flex-start; }
  .pos-feature-header .eyebrow { font-size: 8px; letter-spacing: 1.3px; }
  .pos-flow { padding: 18px 24px; display: grid; grid-template-columns: 1fr 1fr; }
  .pos-flow b { display: none; }
}
@media print {
  .pos-feature-header, .pos-flow { background: white; color: #111; }
  .pos-feature-header .button, .pos-flow { display: none; }
  .pos-feature { break-inside: auto; }
  .pos-feature details { display: block; }
  .pos-scope { display: block; }
  .pos-scope details { break-inside: avoid; }
}
/* Bilingual content and real project media. */
.language-switch{display:flex;gap:3px;border:1px solid var(--line);border-radius:6px;padding:3px;margin-left:auto;margin-right:22px;flex-shrink:0}
.language-switch button{font:inherit;font-size:12px;border:0;border-radius:3px;background:transparent;color:var(--muted);padding:7px 10px;cursor:pointer}
.language-switch button[aria-pressed="true"]{background:var(--accent);color:var(--bg)}
.photo-art{background:var(--panel);height:330px;padding:14px}
.photo-art img{width:100%;height:100%;object-fit:contain;border-radius:3px;mix-blend-mode:normal;filter:brightness(1.12)}
.iot-media{background:var(--panel);display:flex;flex-direction:column;justify-content:center;min-width:0}
.iot-media video{display:block;width:100%;max-height:420px;aspect-ratio:4/3;object-fit:contain;filter:brightness(1.15)}
.video-link{padding:14px 22px;color:var(--accent);font-size:12px}
.skill-iot{grid-column:1/-1}
.portrait-frame img{object-position:center 30%}
html[lang="th"]{--font:Tahoma,"Leelawadee UI",Arial,sans-serif}
html[lang="th"] h1{font-size:clamp(34px,3.6vw,54px);line-height:1.4;letter-spacing:-1px}
html[lang="th"] h2{line-height:1.45;letter-spacing:-.7px}
html[lang="th"] .eyebrow,html[lang="th"] .brand-caption{letter-spacing:.7px}
html[lang="th"] .hero-intro,html[lang="th"] .project p,html[lang="th"] .job li{line-height:1.9}
/* Localization spans inherit their parent; only the original icons receive icon styling. */
.project summary span[data-en]{color:inherit;font-size:inherit;line-height:inherit;transform:none!important}
.contact-section h2>span[data-en],h2>span[data-en]{color:inherit}
.portrait-caption span[data-en]{font-size:inherit}
.specialties>.container{flex-wrap:wrap;gap:16px 24px}
@media(max-width:1000px){.site-header nav{gap:16px}.language-switch{margin-right:14px}.brand-caption{display:none!important}}
@media(max-width:720px){.language-switch{margin-right:12px}.language-switch button{padding:6px 8px}.photo-art{height:280px}.skill-iot{grid-column:auto}html[lang="th"] h1{font-size:clamp(32px,7.5vw,48px)}.iot-media video{max-height:360px}}
@media print{.language-switch,.iot-media{display:none}}

/* Portrait breathing room. */
.portrait-frame{background:#aaa6a3}
.portrait-frame img{object-fit:contain;object-position:center bottom;padding:28px 14px 0;transform:none}
@media(max-width:720px){.portrait-frame img{padding:26px 12px 0}}