@import url('https://fonts.googleapis.com/css2?family=Prompt:wght@300;400;500;600;700;800;900&family=Prompt:wght@500;600;700&display=swap');

:root {
  --black: #0f172a;
  --dark: #f7fafc;
  --dark2: #eef3f8;
  --dark3: #e4ebf3;
  --surface: #ffffff;
  --border: rgba(15,23,42,0.10);
  --border2: rgba(15,23,42,0.16);
  --accent: #ff8a00;
  --accent2: #ffb547;
  --accent-dim: rgba(255,138,0,0.10);
  --accent-dim2: rgba(255,138,0,0.05);
  --white: #0b1a33;
  --gray: #5f6b7e;
  --gray2: #95a1b5;
  --text: #1f2f46;
  --text-dim: #5c6d85;
  --nav-h: 68px;
  --radius: 10px;
  --radius-lg: 16px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Prompt',sans-serif;
  background:
    radial-gradient(1200px 700px at 90% -10%, rgba(255,138,0,0.12), transparent 60%),
    radial-gradient(900px 540px at -10% 110%, rgba(16,185,129,0.10), transparent 55%),
    var(--dark);
  color:var(--text);
  min-height:100vh;
  overflow-x:hidden;
}

a{text-decoration:none}

.nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 40px;
  background:rgba(255,255,255,0.88);
  backdrop-filter:blur(18px);
  box-shadow:0 8px 28px rgba(15,23,42,0.05);
  border-bottom:1px solid var(--border);
}
.nav-logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.nav-logo-img{height:48px;width:auto;object-fit:contain;transition:transform .2s}
.nav-logo-img:hover{transform:scale(1.05)}
.nav-logo-icon{width:36px;height:36px;background:var(--accent);border-radius:8px;display:flex;align-items:center;justify-content:center;font-family:'Prompt',sans-serif;font-weight:700;font-size:18px;color:var(--black)}
.nav-logo-text{font-family:'Prompt',sans-serif;font-weight:600;font-size:15px;color:var(--white);letter-spacing:.05em;line-height:1.2}
.nav-logo-sub{font-size:10px;color:var(--gray);letter-spacing:.1em;font-weight:500}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{padding:8px 14px;font-size:12px;font-weight:500;letter-spacing:.08em;color:var(--gray);border-radius:6px;transition:color .2s,background .2s}
.nav-link:hover,.nav-link.active{color:var(--white);background:rgba(15,23,42,0.06)}
.nav-link.active{color:var(--accent)}
.language-toggle{padding:8px 14px;font-size:12px;font-weight:500;color:var(--gray);background:none;border:none;border-radius:6px;cursor:pointer;transition:color .2s,background .2s,transform .3s}
.language-toggle:hover{color:var(--white);background:rgba(15,23,42,0.06)}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:8px}
.hamburger span{display:block;width:22px;height:2px;background:var(--white);border-radius:2px;transition:.3s}

.mobile-drawer{position:fixed;top:0;right:-100%;width:280px;height:100vh;background:var(--dark2);border-left:1px solid var(--border);z-index:2000;transition:right .3s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;padding:24px}
.mobile-drawer.open{right:0}
.mobile-drawer-close{align-self:flex-end;background:none;border:none;color:var(--gray);font-size:20px;cursor:pointer;padding:4px;margin-bottom:24px}
.mobile-drawer .nav-link{display:block;padding:12px 16px;font-size:14px;margin-bottom:4px}
.mobile-language-toggle{width:100%;display:flex;align-items:center;gap:8px;padding:12px 16px;font-size:14px;color:var(--text);background:none;border:none;text-align:left;border-radius:6px;cursor:pointer}
.mobile-language-toggle:hover{background:var(--dark3)}
.mobile-overlay{position:fixed;inset:0;background:rgba(15,23,42,0.35);z-index:1999;opacity:0;pointer-events:none;transition:opacity .3s}
.mobile-overlay.open{opacity:1;pointer-events:all}

.page{min-height:100vh;padding-top:var(--nav-h)}

.section-tag{font-size:11px;letter-spacing:.15em;color:var(--accent);font-weight:600;margin-bottom:12px}
.section-title{font-family:'Prompt',sans-serif;font-size:clamp(40px,5vw,64px);font-weight:700;line-height:.96;letter-spacing:-.02em;color:var(--white);margin-bottom:26px}
.section-desc{font-size:15px;color:var(--text-dim);line-height:1.75;max-width:520px;margin-bottom:34px}

.page-header{padding:60px 40px 40px;text-align:center;background:var(--surface);border-bottom:1px solid var(--border)}
.page-title-en{font-family:'Prompt',sans-serif;font-size:clamp(36px,5vw,56px);font-weight:700;color:var(--white);margin-bottom:8px;line-height:1.1}
.page-title-th{font-size:14px;color:var(--gray);margin-bottom:16px}

.about-hero{padding:80px 40px;display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;min-height:70vh}
.about-year-badge{display:inline-flex;align-items:center;gap:10px;padding:10px 20px;background:var(--dark3);border:1px solid var(--border);border-radius:8px;margin-bottom:32px}
.about-year{font-family:'Prompt',sans-serif;font-size:32px;font-weight:700;color:var(--accent)}
.about-year-label{font-size:12px;color:var(--gray);line-height:1.3}
.about-text p{font-size:15px;color:var(--text-dim);line-height:1.8;margin-bottom:16px}
.about-list{list-style:none;margin-top:24px}
.about-list li{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--border);font-size:13px;color:var(--text)}
.about-list li:last-child{border-bottom:none}
.about-list li i{color:var(--accent);width:16px}
.about-visual{position:relative}
.about-big-num{font-family:'Prompt',sans-serif;font-size:clamp(100px,14vw,180px);font-weight:700;color:rgba(232,184,75,0.06);line-height:1;position:absolute;top:-20px;right:-20px;pointer-events:none}
.about-cards{display:flex;flex-direction:column;gap:12px;position:relative}
.about-stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px 28px;display:flex;align-items:center;gap:20px}
.about-stat-num{font-family:'Prompt',sans-serif;font-size:42px;font-weight:700;color:var(--accent);line-height:1}
.about-stat-info label{font-size:11px;color:var(--gray);letter-spacing:.08em;display:block;margin-bottom:2px}
.about-stat-info span{font-size:13px;color:var(--text);font-weight:500}
.timeline-section{padding:0 40px 110px}
.timeline{position:relative;padding-left:36px}
.timeline::before{content:'';position:absolute;left:0;top:0;bottom:0;width:1px;background:linear-gradient(to bottom,var(--accent),transparent)}
.timeline-item{position:relative;padding-bottom:64px}
.timeline-item:last-child{padding-bottom:72px}
.timeline-dot{position:absolute;left:-40px;top:4px;width:10px;height:10px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(232,184,75,0.15)}
.timeline-year{font-size:11px;color:var(--accent);font-weight:600;letter-spacing:.1em;margin-bottom:6px}
.timeline-title{font-size:15px;font-weight:600;color:var(--white);margin-bottom:6px}
.timeline-desc{font-size:13px;color:var(--text-dim);line-height:1.65}

.shop-hero{padding:80px 40px;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;min-height:70vh;background:radial-gradient(ellipse 50% 60% at 80% 50%, rgba(232,184,75,0.06),transparent 70%),var(--dark)}
.shop-platforms{display:flex;gap:12px;margin-bottom:32px;flex-wrap:wrap}
.platform-card{flex:1;min-width:140px;padding:16px 20px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);display:flex;align-items:center;gap:12px;transition:all .2s}
.platform-card:hover{border-color:rgba(232,184,75,0.3);transform:translateY(-2px)}
.platform-icon{width:48px;height:48px;border-radius:8px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:var(--surface);padding:6px}
.platform-icon img{width:100%;height:100%;object-fit:contain}
.platform-name{font-size:13px;font-weight:600;color:var(--white)}
.platform-sub{font-size:11px;color:var(--gray)}
.shop-contact-strip{display:flex;gap:10px;flex-wrap:wrap;margin-top:32px;padding-top:32px;border-top:1px solid var(--border)}
.contact-pill{display:flex;align-items:center;gap:8px;padding:10px 18px;background:var(--dark3);border:1px solid var(--border);border-radius:8px;font-size:13px;color:var(--text);transition:all .2s}
.contact-pill:hover{border-color:rgba(232,184,75,0.3);color:var(--accent)}
.contact-pill i{color:var(--accent);font-size:14px}
.shop-features-list{list-style:none}
.shop-features-list li{display:flex;align-items:flex-start;gap:12px;padding:12px 0;border-bottom:1px solid var(--border);font-size:13px;color:var(--text-dim);line-height:1.6}
.shop-features-list li:last-child{border-bottom:none}
.shop-features-list li i{color:var(--accent);margin-top:2px;flex-shrink:0}

.contact-layout{display:grid;grid-template-columns:1fr 1.3fr;gap:0;min-height:calc(100vh - var(--nav-h))}
.contact-info-panel{padding:60px 40px;background:var(--dark2);border-right:1px solid var(--border)}
.contact-form-panel{padding:60px 40px}
.contact-method{display:flex;align-items:flex-start;gap:16px;padding:20px 0;border-bottom:1px solid var(--border)}
.contact-method:last-of-type{border-bottom:none}
.method-icon{width:40px;height:40px;background:var(--accent-dim);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:16px;flex-shrink:0}
.method-label{font-size:11px;color:var(--gray);letter-spacing:.08em;margin-bottom:4px;font-weight:600}
.method-value{font-size:14px;color:var(--white);font-weight:500}
.method-sub{font-size:12px;color:var(--text-dim);margin-top:2px;line-height:1.5}
.method-link{color:var(--accent);font-size:12px;display:inline-flex;align-items:center;gap:4px;margin-top:6px}
.method-link:hover{text-decoration:underline}
.form-group{margin-bottom:20px}
.form-label{display:block;font-size:12px;color:var(--gray);letter-spacing:.08em;margin-bottom:8px;font-weight:600}
.form-input,.form-textarea{width:100%;padding:12px 16px;background:var(--dark3);border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:inherit;font-size:14px;outline:none}
.form-input:focus,.form-textarea:focus{border-color:rgba(232,184,75,0.4);background:rgba(232,184,75,0.03)}
.form-textarea{resize:vertical;min-height:120px;line-height:1.6}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.submit-btn{width:100%;padding:14px;background:var(--accent);color:var(--black);border:none;border-radius:8px;font-size:14px;font-weight:700;font-family:inherit;cursor:pointer;letter-spacing:.04em;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .2s}
.submit-btn:hover{background:var(--accent2);transform:translateY(-2px);box-shadow:0 8px 32px rgba(232,184,75,0.25)}

.articles-container{padding:32px 40px}
.search-box{display:flex;gap:12px;margin-bottom:22px;align-items:center}
.search-input-wrap{position:relative;flex:1}
.search-input-wrap i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--gray);font-size:14px}
.search-input{width:100%;padding:12px 16px 12px 42px;background:var(--dark3);border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:inherit;font-size:14px;outline:none}
.search-input:focus{border-color:rgba(232,184,75,0.4)}
.articles-grid2{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.article-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:all .25s;box-shadow:0 10px 24px rgba(15,23,42,0.04)}
.article-card:hover{border-color:rgba(255,138,0,0.30);transform:translateY(-3px)}
.article-thumb{height:140px;background:var(--dark3);display:flex;align-items:center;justify-content:center;color:var(--gray2);font-size:32px;position:relative}
.article-thumb-icon{width:56px;height:56px;background:var(--accent-dim);border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:24px}
.article-body{padding:20px}
.article-meta{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.article-tag{padding:3px 10px;background:var(--accent-dim);border-radius:4px;font-size:10px;color:var(--accent);font-weight:600;letter-spacing:.05em}
.article-date{font-size:11px;color:var(--gray)}
.article-title{font-size:14px;font-weight:600;color:var(--white);margin-bottom:8px;line-height:1.45}
.article-excerpt{font-size:12px;color:var(--text-dim);line-height:1.65}

.site-footer{background:var(--dark2);border-top:1px solid var(--border);padding:20px 40px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.footer-copy{font-size:12px;color:var(--gray)}
.footer-links{display:flex;gap:20px}
.footer-link{font-size:12px;color:var(--gray);text-decoration:none;transition:color .2s}
.footer-link:hover{color:var(--accent)}

.fab{position:fixed;bottom:28px;right:28px;z-index:500;width:52px;height:52px;background:var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--black);font-size:20px;box-shadow:0 8px 24px rgba(255,138,0,0.35);transition:all .2s}
.fab:hover{transform:scale(1.1);box-shadow:0 10px 30px rgba(255,138,0,0.45)}

@media(max-width:900px){
  .nav-links{display:none}
  .hamburger{display:flex}
  .about-hero,.shop-hero,.contact-layout{grid-template-columns:1fr}
  .contact-info-panel{border-right:none;border-bottom:1px solid var(--border)}
  .articles-container,.about-hero,.timeline-section,.shop-hero,.contact-info-panel,.contact-form-panel{padding-left:20px;padding-right:20px}
  .site-footer{padding-left:20px;padding-right:20px}
  .form-row{grid-template-columns:1fr}
  .nav{padding:0 20px}
  .about-big-num{font-size:80px}
  .timeline{padding-left:34px}
  .timeline-item{padding-bottom:56px}
  .timeline-item:last-child{padding-bottom:64px}
  .timeline-dot{left:-38px}
}

@media(max-width:600px){
  .articles-grid2{grid-template-columns:1fr}
}