:root{--bg:#F6F7F9;--surface:#FFFFFF;--ink:#111827;--ink-2:#4B5563;--line:#E2E5EA;--line-dk:#9AA3AF;--tint:#EEF2F8;--hover:#EAEFF7;
--accent:#1F57C3;--accent-dk:#17459C;--accent-ink:#FFFFFF;--band:#14284B;--footer:#0F1E38;
--f-display:"Plus Jakarta Sans",system-ui,sans-serif;--f-body:"Plus Jakarta Sans",system-ui,sans-serif;
--r-btn:8px;--r-card:8px;--r-img:8px;--r-input:8px;--r-dot:2px;--track:-.025em;
--shadow:0 14px 34px -22px rgba(20,40,75,.4);--ease:cubic-bezier(.22,1,.36,1);--container:1240px}
/* ===== base (token-driven; tokens live at top of each site's site.css) ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:90px}
body{margin:0;touch-action:manipulation;-webkit-tap-highlight-color:transparent;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-underline-offset:3px}
h1,h2,h3{text-wrap:balance;font-family:var(--f-display);color:var(--ink);letter-spacing:var(--track,-.02em);line-height:1.12;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,1.4rem + 2.6vw,3.4rem);font-weight:800}
h2{font-size:clamp(1.6rem,1.2rem + 1.4vw,2.35rem);font-weight:800}
h3{font-size:1.18rem;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1em}
.wrap{max-width:var(--container);margin:0 auto;padding:0 24px}
.narrow{max-width:780px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;z-index:100}
.skip:focus{left:12px}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.lead{font-size:1.14rem;color:var(--ink-2);max-width:56ch}
.sec-intro{color:var(--ink-2);max-width:65ch;margin-bottom:1.6rem}
.note{font-size:.88rem;color:var(--ink-2);margin-top:1rem;max-width:80ch}
.eyebrow{font-family:var(--f-mono,var(--f-body));font-size:.78rem;text-transform:uppercase;letter-spacing:.14em;color:var(--accent);font-weight:600;margin-bottom:.9rem}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;min-height:48px;padding:0 1.5em;border-radius:var(--r-btn);font-weight:700;font-family:var(--f-body);font-size:1rem;text-decoration:none;white-space:nowrap;border:2px solid transparent;cursor:pointer;transition:transform .16s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease)}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-sm{min-height:40px;padding:0 1.1em;font-size:.92rem}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:1.6rem}
@media (hover:hover){.btn-primary:hover{background:var(--accent-dk)}.btn-ghost:hover{background:var(--ink);color:var(--bg)}}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid transparent;transition:border-color .2s,box-shadow .2s}
.site-header.scrolled{border-color:var(--line);box-shadow:0 6px 20px -16px rgba(20,24,30,.4)}
.hdr{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex-shrink:0}
.brand svg{height:30px;width:auto}
.brand .b-name{font-family:var(--f-display);font-weight:800;font-size:1.08rem;letter-spacing:-.01em;line-height:1}
.brand .b-sub{display:block;font-size:.7rem;font-weight:600;color:var(--ink-2);letter-spacing:.08em;text-transform:uppercase;margin-top:3px}
.main-nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.main-nav a{display:block;padding:8px 11px;color:var(--ink);text-decoration:none;font-weight:600;font-size:.95rem;border-radius:var(--r-btn)}
.main-nav a[aria-current="page"]{color:var(--accent)}
@media (hover:hover){.main-nav a:hover{background:var(--hover)}}
.hdr-cta{margin-left:auto;display:flex;align-items:center;gap:16px}
.hdr-mail{font-size:.88rem;color:var(--ink-2);text-decoration:none;font-weight:600}
.nav-toggle{display:none;margin-left:auto;background:none;border:2px solid var(--ink);border-radius:var(--r-btn);padding:8px 14px;font:700 .9rem var(--f-body);color:var(--ink);cursor:pointer;min-height:44px}
.mobile-nav ul{list-style:none;margin:0;padding:8px 24px 20px}
.mobile-nav a{display:block;padding:12px 0;border-bottom:1px solid var(--line);color:var(--ink);text-decoration:none;font-weight:600}
@media (max-width:1180px){.hdr-mail{display:none}}
@media (max-width:980px){.main-nav,.hdr-cta{display:none}.nav-toggle{display:inline-flex}}
@media (min-width:981px){.mobile-nav{display:none!important}}

.crumbs ol{display:flex;flex-wrap:wrap;gap:6px;list-style:none;padding:14px 24px 0;margin:0;font-size:.84rem;color:var(--ink-2)}
.crumbs li+li::before{content:"/";margin-right:6px;color:var(--line-dk)}
.crumbs a{color:var(--ink-2)}

/* hero */
.hero{padding:40px 0 64px}
.hero-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:center}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img)}
.hero-full{position:relative;min-height:min(82vh,760px);display:flex;align-items:flex-end;overflow:hidden;color:#fff}
.hero-full .hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-scrim{position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,17,20,.78) 0%,rgba(14,17,20,.45) 48%,rgba(14,17,20,.05) 100%)}
.hero-full-copy{position:relative;padding-bottom:72px;padding-top:96px}
.hero-full-copy h1,.hero-full-copy .lead{color:#fff;max-width:20ch}
.hero-full-copy .lead{max-width:46ch;color:rgba(255,255,255,.88)}
.hero-full .btn-ghost{color:#fff;border-color:#fff}
@media (hover:hover){.hero-full .btn-ghost:hover{background:#fff;color:var(--ink)}}
.page-head{padding:36px 0 24px}
.page-head .lead{margin-bottom:0}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr;gap:28px}.hero{padding-top:20px}}

/* stats */
.stats{padding:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--surface)}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.stat-num{font-family:var(--f-mono,var(--f-display));font-weight:700;font-size:clamp(1.8rem,1.3rem + 1.6vw,2.6rem);line-height:1;margin:0 0 .35em;color:var(--ink);letter-spacing:-.02em}
.stat-label{margin:0;color:var(--ink-2);font-size:.92rem;line-height:1.4}
@media (max-width:760px){.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* media + text */
.mt,.prose-sec,.bento-sec,.specs-sec,.table-sec,.gallery-sec,.steps-sec,.faq-sec,.links-sec,.blog-list{padding:72px 0}
.mt-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.mt-rev .mt-media{order:2}
.mt-media img,.fig img{width:100%;border-radius:var(--r-img);object-fit:cover}
.fig{margin:0}
.fig figcaption{font-size:.84rem;color:var(--ink-2);margin-top:.6em}
.ticks{list-style:none;padding:0;margin:1.2em 0 0;display:grid;gap:.6em}
.ticks li{position:relative;padding-left:1.6em}
.ticks li::before{content:"";position:absolute;left:0;top:.62em;width:.7em;height:.7em;background:var(--accent);border-radius:var(--r-dot)}
@media (max-width:860px){.mt-grid{grid-template-columns:1fr;gap:28px}.mt-rev .mt-media{order:0}}

/* bento */
.bento{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:18px;margin-top:1.4rem}
.bento-cell{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;display:flex;flex-direction:column;min-width:0}
.bento-cell img{width:100%;aspect-ratio:16/10;object-fit:cover}
.bento-txt{padding:22px 22px 24px}
.bento-txt p{color:var(--ink-2);margin-bottom:.6em}
.size-a{grid-column:span 4}.size-b{grid-column:span 2}.size-c{grid-column:span 3}.size-d{grid-column:span 6}
.size-a img{aspect-ratio:16/8}
.bento-cell.no-img{background:var(--tint)}
.more{font-weight:700;text-decoration:none}
@media (max-width:900px){.bento{grid-template-columns:1fr 1fr}.size-a,.size-d{grid-column:span 2}.size-b,.size-c{grid-column:span 1}}
@media (max-width:600px){.bento{grid-template-columns:1fr}.bento-cell{grid-column:span 1!important}}

/* spec cards */
.specs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.spec{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:20px}
.spec-k{font-size:.82rem;color:var(--ink-2);margin:0 0 .3em;font-weight:600}
.spec-v{font-family:var(--f-mono,var(--f-display));font-weight:700;font-size:1.22rem;margin:0;line-height:1.3;color:var(--ink)}
.spec-n{font-size:.86rem;color:var(--ink-2);margin:.5em 0 0}
@media (max-width:980px){.specs{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.specs{grid-template-columns:1fr}}

/* table */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface)}
table{border-collapse:collapse;width:100%;font-size:.95rem;min-width:560px}
th,td{text-align:left;padding:12px 16px;vertical-align:top}
thead th{background:var(--tint);font-weight:700;font-size:.85rem;color:var(--ink)}
tbody tr+tr th,tbody tr+tr td{border-top:1px solid var(--line)}
tbody th{font-weight:600}
td{font-family:var(--f-mono,var(--f-body));font-size:.92rem}

/* gallery */
.gallery{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 24px 18px;max-width:calc(var(--container) + 48px);margin:0 auto;scrollbar-width:thin}
.g-item{flex:0 0 min(78vw,440px);scroll-snap-align:start;margin:0}
.g-item img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img)}
.g-item figcaption{font-size:.86rem;color:var(--ink-2);margin-top:.5em}

/* steps */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;counter-reset:s}
.steps li{counter-increment:s;border-top:3px solid var(--ink);padding-top:18px}
.steps li::before{content:counter(s,decimal-leading-zero);font-family:var(--f-mono,var(--f-display));font-weight:700;color:var(--accent);display:block;margin-bottom:.4em}
.steps p{color:var(--ink-2);font-size:.96rem}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

/* faq */
.qa{border-bottom:1px solid var(--line)}
.qa summary{cursor:pointer;list-style:none;padding:18px 36px 18px 0;font-weight:700;position:relative;font-family:var(--f-display)}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";position:absolute;right:4px;top:14px;font-size:1.4rem;color:var(--accent);transition:transform .2s var(--ease)}
.qa[open] summary::after{transform:rotate(45deg)}
.qa-a{padding:0 0 18px;color:var(--ink-2)}

/* link cards */
.lgrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.lcard{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;text-decoration:none;color:var(--ink);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.lcard img{width:100%;aspect-ratio:16/10;object-fit:cover}
.lcard-t{font-family:var(--f-display);font-weight:700;font-size:1.08rem;padding:18px 20px 4px}
.lcard-d{color:var(--ink-2);font-size:.94rem;padding:0 20px 20px}
@media (hover:hover){.lcard:hover{transform:translateY(-3px);box-shadow:var(--shadow)}}
.lcard:active{transform:scale(.99)}
@media (max-width:900px){.lgrid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.lgrid{grid-template-columns:1fr}}

/* cta band */
.cta-band{padding:0;margin:40px 0 0;background:var(--band);color:#fff}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;align-items:stretch}
.cta-copy{padding:64px 48px 64px 0}
.cta-copy h2{color:#fff}
.cta-copy p{color:rgba(255,255,255,.82)}
.cta-mail a{color:#fff;font-weight:700}
.cta-media img{width:100%;height:100%;object-fit:cover;min-height:320px}
@media (max-width:860px){.cta-grid{grid-template-columns:1fr}.cta-copy{padding:48px 0}}

/* forms */
.qform{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:32px;box-shadow:var(--shadow)}
.form-sub{color:var(--ink-2)}
.f-row.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field label{font-weight:700;font-size:.92rem;color:var(--ink)}
.field input,.field select,.field textarea{font:inherit;font-size:1rem;color:var(--ink);background:#fff;border:1.5px solid var(--line-dk);border-radius:var(--r-input);padding:11px 13px;min-height:46px}
.field input::placeholder,.field textarea::placeholder{color:#6b7178}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent)}
.field [aria-invalid="true"]{border-color:#b42318}
.err{color:#b42318;font-size:.86rem;margin:0}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.btn-submit{width:100%;margin-top:4px}
.btn-submit:disabled{opacity:.75;cursor:default}
.form-status{margin:.8em 0 0;font-weight:600;min-height:1.2em}
.form-fine{font-size:.86rem;color:var(--ink-2);margin:.6em 0 0}
@media (max-width:640px){.f-row.two{grid-template-columns:1fr}.qform{padding:22px}}

/* contact layout */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;padding:24px 0 80px;align-items:start}
.contact-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:26px;margin-top:20px}
.contact-card h3{margin-bottom:.4em}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}}

/* blog */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.post-card{display:flex;flex-direction:column;gap:6px;text-decoration:none;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;padding-bottom:20px}
.post-card img{width:100%;aspect-ratio:16/9;object-fit:cover;margin-bottom:10px}
.post-date{font-size:.8rem;color:var(--ink-2);padding:0 20px}
.post-t{font-family:var(--f-display);font-weight:700;font-size:1.1rem;padding:0 20px;line-height:1.3}
.post-d{color:var(--ink-2);font-size:.94rem;padding:0 20px}
.empty{color:var(--ink-2)}
@media (max-width:900px){.post-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.post-grid{grid-template-columns:1fr}}
.article{padding:24px 0 72px}
.article-head{max-width:820px}
.article-meta{color:var(--ink-2);font-size:.9rem}
.article-hero img{width:100%;aspect-ratio:16/8;object-fit:cover;border-radius:var(--r-img);margin:18px 0 28px}
.article-body{max-width:760px}
.article-body h2{margin-top:1.8em;font-size:1.6rem}
.article-body h3{margin-top:1.4em}
.article-body table{margin:1.2em 0;min-width:0;border:1px solid var(--line)}
.article-body td,.article-body th{border-top:1px solid var(--line);font-family:var(--f-body)}
.article-body figure{margin:1.6em 0}
.article-body figure img{border-radius:var(--r-img)}
.article-body figcaption{font-size:.85rem;color:var(--ink-2);margin-top:.5em}
.sources{font-size:.9rem;color:var(--ink-2);border-top:1px solid var(--line);margin-top:2.4em;padding-top:1em}

/* footer */
.site-footer{background:var(--footer);color:rgba(255,255,255,.78);padding:64px 0 24px;margin-top:0}
.f-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:36px}
.f-title{color:#fff;font-weight:700;margin-bottom:.8em;font-family:var(--f-display)}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.site-footer a{color:rgba(255,255,255,.82);text-decoration:none}
@media (hover:hover){.site-footer a:hover{color:#fff;text-decoration:underline}}
.site-footer address{font-style:normal;font-size:.9rem;line-height:1.6;margin-top:1em}
.brand-f{color:#fff}.brand-f .b-sub{color:rgba(255,255,255,.6)}
.f-legal{display:flex;justify-content:space-between;gap:16px;border-top:1px solid rgba(255,255,255,.14);margin-top:44px;padding-top:18px;font-size:.84rem}
.f-legal p{margin:0}
@media (max-width:900px){.f-grid{grid-template-columns:1fr 1fr}.f-about{grid-column:1/-1}}

/* motion: reveal (html.js gated) */
.js .reveal{opacity:0;transform:translateY(12px);transition:opacity .45s var(--ease),transform .45s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}*{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}
.main-nav a{white-space:nowrap}
.certs .g-item{flex:0 0 240px}
.certs .g-item img{object-fit:contain!important;aspect-ratio:3/4;background:#fff;border:1px solid var(--line)}

table,.stat-num,.spec-v{font-variant-numeric:tabular-nums}
.field select{background-color:#fff;color:var(--ink)}
p,li,td{overflow-wrap:break-word}
/* theme A: trust & authority */
.hero-home .hero-grid{grid-template-columns:.95fr 1.25fr}
.hero-home .hero-media img{aspect-ratio:16/10}
.stats{background:var(--band);border:0}
.stats .stat-num{color:#fff;font-family:var(--f-display)}
.stats .stat-label{color:rgba(255,255,255,.75)}
.tbl-stack{display:grid;gap:18px}
.contact-img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img)}
.spec{border-left:3px solid var(--accent)}
.links-sec+.links-sec{padding-top:0}
.gallery-sec .g-item img{object-fit:cover;background:#fff}
.hero-home h1{font-size:clamp(2rem,1.3rem + 2vw,3rem)}