:root{--ink:#eef1f5;--paper:#12181f;--accent:#ff8f8f;--accent2:#6d8fcf;--sky:#e7f3f8;--muted:#9aa4b2;--line:#2a323d;--card:#1a222c;--chip:#1f2731;--brand:#eef1f5;--accent-rgb:255,143,143;--accent2-rgb:109,143,207;--glow-rgb:88,164,214}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{
  margin:0;color:var(--ink);font-family:"Noto Sans Thai",sans-serif;
  background:
    radial-gradient(900px 480px at 10% -8%, rgba(var(--accent2-rgb),.42), transparent 65%),
    radial-gradient(760px 420px at 96% 0%, rgba(var(--accent-rgb),.44), transparent 63%),
    radial-gradient(760px 480px at 45% 105%, rgba(var(--glow-rgb),.48), transparent 66%),
    var(--paper);
  background-attachment:fixed;
}
.site-header{position:sticky;top:0;z-index:40;background:var(--card);border-bottom:1px solid var(--line);box-shadow:0 10px 30px -14px rgba(17,24,33,.25)}
.site-header-inner{height:76px;max-width:1180px;margin:auto;padding:0 26px;display:flex;align-items:center;gap:28px}
.brand{flex-shrink:0;font:700 32px/1 "DM Sans","Noto Sans Thai",sans-serif;color:var(--ink);text-decoration:none;letter-spacing:-1px;display:flex;align-items:center;gap:8px}
.brand span{color:var(--accent2)}
.brand-logo{height:42px;width:auto;display:block}
.header-search{position:relative;flex:1;max-width:340px;min-width:0}
.header-search-icon{position:absolute;left:15px;top:50%;transform:translateY(-50%);font-size:13px;opacity:.5;pointer-events:none}
.header-search input{width:100%;border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:999px;padding:10px 16px 10px 38px;font:500 14px "Noto Sans Thai",sans-serif;transition:border-color .15s,box-shadow .15s}
.header-search input:focus{outline:none;border-color:var(--accent2);box-shadow:0 0 0 3px rgba(var(--accent2-rgb),.15)}
.site-header nav{margin-left:auto;flex-shrink:0;display:flex;gap:26px;align-items:center}
.site-header nav a{color:var(--ink);text-decoration:none;font-size:15px;font-weight:600;padding:8px 4px;border-radius:8px;transition:color .15s}
.site-header nav a:hover{color:var(--accent2)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.eyebrow{margin:0 0 16px;text-transform:uppercase;letter-spacing:1.1px;font:700 12px/1.4 "DM Sans","Noto Sans Thai",sans-serif;color:var(--accent2)}
.hero-row{max-width:1180px;margin:24px auto 6px;padding:0 26px;display:grid;grid-template-columns:4fr 1fr;grid-template-areas:"hero side" "guide side";gap:14px;align-items:stretch}
.hero-main{grid-area:hero;min-width:0}
.guide-section{grid-area:guide;min-width:0}
.hero-slides{position:relative;border-radius:20px;overflow:hidden;aspect-ratio:16/6.2;background:var(--card)}
.hero-slide{position:absolute;inset:0;display:block;opacity:0;pointer-events:none;transition:opacity .7s ease}
.hero-slide.is-active{opacity:1;pointer-events:auto;z-index:2}
.hero-slide-bg{width:100%;height:100%;object-fit:cover;display:block}
.hero-slide-fallback{display:flex;align-items:center;justify-content:center;font-size:64px;background:linear-gradient(135deg,rgba(var(--accent2-rgb),.35),rgba(var(--accent-rgb),.35))}
.hero-slide-shade{position:absolute;inset:0;background:linear-gradient(to top,rgba(10,14,20,.85),rgba(10,14,20,.15) 55%,transparent 78%)}
.hero-slide-info{position:absolute;left:0;right:0;bottom:0;padding:22px 28px 26px;display:flex;flex-direction:column;gap:8px;color:#fff}
.hero-slide-cat{font:700 12px "DM Sans";text-transform:uppercase;letter-spacing:.6px;color:#fff;opacity:.85}
.hero-slide-title{font-size:clamp(19px,3vw,30px);font-weight:800;letter-spacing:-.4px;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;max-width:720px}
.hero-dots{display:flex;justify-content:center;gap:8px;margin-top:14px}
.hero-dot{width:24px;height:4px;border-radius:2px;border:0;padding:0;background:var(--line);cursor:pointer;transition:width .25s,background-color .25s}
.hero-dot.is-active{width:38px;background:var(--accent2)}
.hero-side{grid-area:side;min-width:0;min-height:0;max-height:1060px;display:flex;flex-direction:column;gap:6px;overflow-y:auto;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:8px}
.hero-side-item{display:flex;align-items:center;gap:8px;padding:5px;border-radius:10px;text-decoration:none;color:var(--ink);flex-shrink:0;transition:background-color .15s}
.hero-side-item:hover{background:var(--chip)}
.hero-side-thumb{width:42px;height:42px;border-radius:8px;overflow:hidden;flex-shrink:0;display:flex;align-items:center;justify-content:center}
.hero-side-thumb .card-media{height:100%;font-size:16px}
.hero-side-info{display:flex;flex-direction:column;gap:2px;min-width:0}
.hero-side-cat{font:700 9px "DM Sans";text-transform:uppercase;letter-spacing:.4px;color:var(--accent2)}
.hero-side-title{font-size:11.5px;line-height:1.3;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hero-side-divider{font:700 9px "DM Sans";text-transform:uppercase;letter-spacing:.5px;color:var(--muted);padding:8px 6px 2px;margin-top:4px;border-top:1px solid var(--line);flex-shrink:0}
.tools-section{max-width:1180px;margin:auto;padding:60px 26px}
.guide-section{padding:36px 0 6px}
.section-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:26px}
.section-heading h2{font-size:32px;letter-spacing:-1.2px;margin:0;font-weight:800}
.section-heading a{color:var(--accent2);font-weight:700;text-decoration:none;font-size:13px;border:1px solid var(--line);padding:8px 16px;border-radius:999px;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.section-heading a:hover{border-color:var(--accent2)}
.tool-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.tool-card{background:var(--card);border:1px solid var(--line);padding:16px 18px;border-radius:16px;text-decoration:none;color:var(--ink);display:flex;flex-direction:row;align-items:center;gap:14px;transition:transform .15s,box-shadow .15s,border-color .15s}
.tool-card:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(29,43,58,.08);border-color:var(--accent2)}
.tool-icon{width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:19px;flex-shrink:0}
.tool-card h3{font-size:16px;margin:0;letter-spacing:-.3px;display:flex;align-items:center;justify-content:space-between;gap:8px;flex:1;min-width:0}
.tool-arrow{color:var(--muted);font-size:14px;transition:transform .15s,color .15s}
.tool-card:hover .tool-arrow{transform:translateX(4px);color:var(--accent2)}
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:10px}
.guide-card{background:var(--card);border:1px solid var(--line);color:var(--ink);text-decoration:none;border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s}
.guide-card:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(29,43,58,.08)}
.card-media{height:110px;display:flex;align-items:center;justify-content:center;font-size:40px;object-fit:cover;width:100%}
.card-media.t-how-to,.tool-icon.t-how-to{background:rgba(var(--accent2-rgb),.14)}
.card-media.t-comparisons,.tool-icon.t-comparisons{background:rgba(var(--accent-rgb),.18)}
.card-media.t-ai-tools,.tool-icon.t-ai-tools{background:rgba(var(--glow-rgb),.28)}
.card-media.t-law-security,.tool-icon.t-law-security{background:var(--chip)}
.card-media.t-hardware,.tool-icon.t-hardware{background:rgba(var(--accent2-rgb),.10)}
.card-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:5px;flex:1}
.card-cat{font:700 12px "DM Sans";text-transform:uppercase;letter-spacing:.5px;color:var(--accent2)}
.guide-card h3{font-size:16px;line-height:1.35;letter-spacing:-.2px;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.guide-card p{font-size:13px;line-height:1.6;margin:0;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
footer{border-top:1px solid var(--line);max-width:1180px;margin:auto;padding:34px 26px 45px;display:flex;gap:20px;align-items:center;flex-wrap:wrap}
footer p{font-size:12px;color:var(--muted);margin:0}
.footer-links{display:flex;gap:18px;margin-left:auto}
.footer-links a{font-size:12px;color:var(--ink);text-decoration:none}
.article-page{max-width:820px;margin:0 auto;padding:70px 26px 100px}
.article-page>h1{font-size:clamp(34px,5vw,50px);line-height:1.35;letter-spacing:-1px;margin:0}
.article-intro{font-size:18px;line-height:1.75;color:var(--muted);max-width:640px;margin:20px 0 36px}
.eyebrow a{color:inherit;text-decoration:none;border-bottom:1px solid currentColor}
.prose{max-width:680px}
.prose h2{font-size:24px;letter-spacing:-.6px;margin:40px 0 12px;scroll-margin-top:20px}
.prose h3{font-size:18px;margin:26px 0 8px}
.prose p,.prose li{color:var(--ink);font-size:16px;line-height:1.95}
.prose ul,.prose ol{padding-left:22px}
.prose li{padding-left:4px;margin:6px 0}
.prose a{color:var(--accent2);font-weight:700}
.prose hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.table-wrap{overflow-x:auto;margin:20px 0}
.spec-table{width:100%;border-collapse:collapse;font-size:14px}
.spec-table th,.spec-table td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left}
.spec-table th{background:var(--chip);font-weight:700;color:var(--ink)}
.toc{border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin:0 0 44px;display:grid;grid-template-columns:1fr 1fr;gap:2px 24px}
.toc-label{grid-column:1/-1;margin:0 0 8px;font:700 12px "DM Sans","Noto Sans Thai",sans-serif;text-transform:uppercase;letter-spacing:1px;color:var(--accent2)}
.toc a{color:var(--ink);text-decoration:none;font-size:14px;line-height:1.95;border-bottom:1px solid var(--line);padding:2px 0}
.toc a:hover{color:var(--accent2)}
.faq-section{margin-top:50px;max-width:680px}
.faq-section h2{font-size:22px;margin:0 0 16px}
.faq-item{padding:16px 0;border-top:1px solid var(--line)}
.faq-q{font-weight:700;margin:0 0 6px}
.faq-a{color:var(--muted);margin:0}
.prose-note{margin-top:30px;max-width:680px;color:var(--muted);font-size:13px}
.prose-note p{font-size:13px;color:var(--muted)}

.compare-page{max-width:820px;margin:0 auto;padding:70px 26px 100px}
.compare-page>h1{font-size:clamp(32px,5vw,44px);letter-spacing:-1px;margin:0}
.compare-picker{display:flex;align-items:end;gap:14px;margin:34px 0 10px;flex-wrap:wrap}
.compare-select-wrap{flex:1;min-width:200px;display:flex;flex-direction:column;gap:8px}
.compare-select-wrap label{font:700 12px "DM Sans","Noto Sans Thai",sans-serif;text-transform:uppercase;letter-spacing:.6px;color:var(--accent2)}
.compare-select-wrap select{border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:var(--card);color:var(--ink);font:600 15px "Noto Sans Thai",sans-serif;appearance:none}
.compare-select-wrap select:focus{outline:2px solid var(--accent2);outline-offset:1px}
.compare-swap{width:44px;height:44px;flex-shrink:0;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer;font-size:18px;line-height:1}
.compare-swap:hover{border-color:var(--accent2);color:var(--accent2)}
.compare-table td.diff{background:rgba(var(--accent2-rgb),.09);font-weight:700}
.compare-link{margin:20px 0 0;min-height:1.4em}
.compare-link a{color:var(--accent2);font-weight:700;text-decoration:none}
.compare-link a:hover{text-decoration:underline}
.compare-promo{display:inline-flex;align-items:center;gap:8px;margin:0 0 18px;padding:12px 18px;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--accent2);font-weight:700;font-size:14px;text-decoration:none}
.compare-promo:hover{border-color:var(--accent2)}
@media(max-width:640px){.compare-picker{flex-direction:column;align-items:stretch}.compare-swap{align-self:center}}

.articles-index{max-width:1020px;margin:0 auto;padding:70px 26px 100px}
.articles-index h1{font-size:40px;letter-spacing:-1px;margin:10px 0 24px}
.search-wrap{margin:0 0 24px}
.article-search{width:100%;max-width:420px;border:1px solid var(--line);border-radius:999px;padding:12px 18px;background:var(--card);color:var(--ink);font:500 14px "Noto Sans Thai",sans-serif}
.category-nav{position:sticky;top:0;z-index:5;display:flex;flex-wrap:wrap;gap:8px;margin:0 0 40px;padding:14px 0;background:var(--paper);border-bottom:1px solid var(--line)}
.category-nav a{font:600 13px "Noto Sans Thai",sans-serif;color:var(--ink);text-decoration:none;padding:8px 15px;border:1px solid var(--line);border-radius:999px;background:var(--card);white-space:nowrap}
.category-nav a:hover{border-color:var(--ink)}
.article-group{margin-top:40px;scroll-margin-top:74px}
.article-group h2{font-size:19px;letter-spacing:-.4px;margin:0 0 14px;color:var(--accent2)}
.article-list{display:grid;gap:10px}
.article-row{display:flex;align-items:center;gap:16px;padding:14px;border:1px solid var(--line);border-radius:14px;text-decoration:none;color:var(--ink);background:var(--card)}
.article-row:hover{border-color:var(--ink)}
.article-thumb{flex-shrink:0;width:72px;height:72px;border-radius:10px;overflow:hidden;display:flex;align-items:center;justify-content:center;font-size:28px}
.article-thumb .card-media{width:100%;height:100%}
.article-info{flex:1;display:grid;gap:4px}
.article-info b{font-size:15px;letter-spacing:-.2px}
.article-info small{font-size:12px;color:var(--muted);line-height:1.6}
.article-arrow{flex-shrink:0;color:var(--muted);font-size:18px}
@media(min-width:720px){.article-list{grid-template-columns:1fr 1fr}}
@media(max-width:900px){
  .tool-grid{grid-template-columns:repeat(3,1fr)}
  .guide-grid{grid-template-columns:1fr 1fr}
  .hero-row{grid-template-columns:1fr;grid-template-areas:"hero" "side" "guide"}
  .hero-side{flex-direction:row;overflow-x:auto;overflow-y:hidden}
  .hero-side-item{flex-direction:column;align-items:stretch;width:110px}
  .hero-side-thumb{width:100%;height:64px}
  .hero-side-divider{writing-mode:vertical-rl;border-top:0;border-left:1px solid var(--line);padding:6px 2px;margin:0 2px}
}
@media(max-width:640px){
  .site-header-inner{padding:0 16px;height:64px;gap:12px}
  .brand{font-size:22px}
  .brand-logo{height:30px}
  .header-search{display:none}
  .site-header nav{gap:10px}
  .site-header nav a.nav-secondary{display:none}
  .site-header nav a.nav-primary{font-size:12.5px;white-space:nowrap}
  .hero-row{margin:14px auto 4px;padding:0 16px;gap:10px}
  .hero-slides{aspect-ratio:4/3.6;border-radius:16px}
  .hero-slide-info{padding:16px 18px 18px}
  .hero-slide-title{font-size:16px;max-width:100%}
  .hero-dots{margin-top:10px}
  .hero-side-item{width:96px}
  .hero-side-thumb{height:56px}
  .hero-side-title{font-size:10.5px}
  .tools-section{padding:26px 20px 10px}
  .guide-section{padding:22px 0 6px}
  .tools-section .section-heading,.guide-section .section-heading{margin-bottom:12px}
  .section-heading h2{font-size:22px}
  .tool-grid{grid-template-columns:1fr 1fr;gap:8px}
  .tool-card{flex-direction:row;align-items:center;padding:10px 12px;gap:10px}
  .tool-icon{width:28px;height:28px;font-size:13px;border-radius:9px;flex-shrink:0}
  .tool-card h3{font-size:12px}
  .tool-arrow{font-size:12px}
  .guide-grid{grid-template-columns:1fr;gap:8px}
  .guide-card{flex-direction:row;align-items:center}
  .guide-card .card-media{width:72px;height:72px;flex-shrink:0;font-size:22px}
  .guide-card .card-body{padding:8px 12px 8px 0;gap:3px}
  .guide-card h3{font-size:13.5px;line-height:1.35}
  .guide-card p{font-size:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .toc{grid-template-columns:1fr}
  .article-page{padding-top:45px}
}