:root{
  --ground:#F5F8FA; --surface:#FFFFFF; --mist:#E6F1F7; --line:#D3DEE5; --line-strong:#B6C6D0;
  --ink:#0F2430; --text:#2A3A44; --muted:#5C7180;
  --accent:#1E9AD6; --accent-ink:#0F6FA0; --deep:#0B3348; --deep-2:#0E4A66; --on-deep:#EAF3F8; --on-deep-muted:#9FC1D3;
  --shadow:0 12px 32px -18px rgba(11,51,72,.35);
  --font-display:"Sora",system-ui,sans-serif; --font-body:"Source Sans 3","Segoe UI",system-ui,sans-serif; --font-mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#0C161C; --surface:#12212A; --mist:#132B38; --line:#213642; --line-strong:#2E4856;
    --ink:#EEF4F7; --text:#CBD8E0; --muted:#8AA1AF;
    --accent:#3FB3EA; --accent-ink:#7FCDF3; --deep:#081E2A; --deep-2:#0B2C3D; --on-deep:#EAF3F8; --on-deep-muted:#8FB3C6;
    --shadow:0 12px 32px -18px rgba(0,0,0,.7);
  }
}
:root[data-theme="dark"]{
  --ground:#0C161C; --surface:#12212A; --mist:#132B38; --line:#213642; --line-strong:#2E4856;
  --ink:#EEF4F7; --text:#CBD8E0; --muted:#8AA1AF;
  --accent:#3FB3EA; --accent-ink:#7FCDF3; --deep:#081E2A; --deep-2:#0B2C3D; --on-deep:#EAF3F8; --on-deep-muted:#8FB3C6;
  --shadow:0 12px 32px -18px rgba(0,0,0,.7);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--ground);color:var(--text);font-family:var(--font-body);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--accent-ink)}
h1,h2,h3,h4{font-family:var(--font-display);color:var(--ink);margin:0;text-wrap:balance;line-height:1.15}
h1{font-size:clamp(2.1rem,4.6vw,3.4rem);font-weight:700;letter-spacing:-.02em}
h2{font-size:clamp(1.7rem,3.2vw,2.4rem);font-weight:600;letter-spacing:-.015em}
h3{font-size:1.35rem;font-weight:600}
h4{font-size:1.05rem;font-weight:600}
p{margin:0}
.wrap{max-width:1180px;margin-inline:auto;padding-inline:clamp(16px,4vw,40px)}
.eyebrow{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-ink);font-weight:500}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

/* header */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.brand svg{width:44px;height:30px}
.brand .word{font-family:var(--font-display);font-weight:700;letter-spacing:.22em;font-size:.8rem;line-height:1.1;text-transform:uppercase}
.nav{display:flex;gap:6px;align-items:center}
.nav a{text-decoration:none;color:var(--text);font-weight:500;font-size:.95rem;padding:8px 12px;border-radius:6px}
.nav a:hover{background:var(--mist);color:var(--ink)}
.nav a.cta{background:var(--accent);color:#fff;font-weight:600;margin-left:6px}
.nav a.cta:hover{background:var(--accent-ink)}
.menu-btn{display:none;background:none;border:1px solid var(--line-strong);border-radius:8px;padding:8px 10px;color:var(--ink);font:inherit;cursor:pointer}
@media (max-width:820px){
  .nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;background:var(--surface);border-bottom:1px solid var(--line);padding:10px 16px 16px;gap:2px}
  .nav.open{display:flex}
  .nav a.cta{margin:8px 0 0;text-align:center}
  .menu-btn{display:inline-block}
}

/* hero */
.hero{padding-block:clamp(40px,7vw,88px) clamp(32px,5vw,64px)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,64px);align-items:center}
.hero-copy{display:grid;gap:22px}
.hero-copy .lead{font-size:1.2rem;color:var(--text);max-width:34em}
.hero-copy .lead b{color:var(--ink);font-weight:600}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:8px;font-weight:600;text-decoration:none;font-size:1rem;border:1px solid transparent;cursor:pointer;font-family:inherit}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-ink)}
.btn-ghost{border-color:var(--line-strong);color:var(--ink);background:var(--surface)}
.btn-ghost:hover{border-color:var(--accent)}
.hero-figure{position:relative}
.hero-figure img{border-radius:14px;aspect-ratio:3/2;object-fit:cover;width:100%;height:auto;box-shadow:var(--shadow)}
.hero-figure .tag{position:absolute;left:-14px;bottom:22px;background:var(--deep);color:var(--on-deep);padding:12px 16px;border-radius:10px;font-family:var(--font-mono);font-size:.8rem;line-height:1.4;box-shadow:var(--shadow)}
.hero-figure .tag strong{display:block;font-family:var(--font-display);font-size:1.3rem;font-weight:600;letter-spacing:0;color:#fff}
.hero-stats{display:flex;flex-wrap:wrap;gap:6px 28px;padding-top:6px;border-top:1px solid var(--line);margin-top:6px}
.hero-stats span{font-size:.92rem;color:var(--muted)}
.hero-stats span::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-right:8px;vertical-align:middle}
@media (max-width:820px){.hero .wrap{grid-template-columns:1fr}.hero-figure .tag{left:12px}}

/* section scaffolding */
section{padding-block:clamp(48px,7vw,88px)}
.section-head{display:grid;gap:10px;max-width:46em;margin-bottom:clamp(24px,4vw,40px)}
.section-head p{color:var(--muted);font-size:1.05rem}
.alt{background:var(--surface);border-block:1px solid var(--line)}

/* 360 categories */
.cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px 14px}
.cats li{list-style:none;display:flex;gap:10px;align-items:flex-start;padding:12px 14px;background:var(--surface);border:1px solid var(--line);border-radius:8px;font-weight:500;color:var(--ink);font-size:.98rem}
.cats li::before{content:"";flex:none;width:8px;height:8px;margin-top:8px;border-radius:2px;background:var(--accent)}
.cats{padding:0;margin:0}

/* product line index */
.lines{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.line-card{display:grid;gap:10px;text-decoration:none;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:border-color .15s,transform .15s}
.line-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.line-card img{aspect-ratio:4/3;object-fit:cover;width:100%}
.line-card .body{padding:4px 16px 16px;display:grid;gap:4px}
.line-card h3{font-size:1.05rem}
.line-card small{color:var(--muted);font-size:.88rem}
@media (prefers-reduced-motion:reduce){.line-card,.line-card:hover{transition:none;transform:none}}

/* product detail */
.product{scroll-margin-top:84px}
.product .wrap{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(28px,5vw,64px);align-items:start}
.product.flip .wrap>figure{order:-1}
.product figure{margin:0;position:sticky;top:96px}
.product figure img{border-radius:12px;aspect-ratio:4/3;object-fit:cover;width:100%;border:1px solid var(--line)}
.product figure figcaption{font-family:var(--font-mono);font-size:.78rem;color:var(--muted);margin-top:10px}
.product-copy{display:grid;gap:22px}
.product-copy .intro{font-size:1.08rem;max-width:36em}
.speclist{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:2px 24px;padding:0;margin:0;list-style:none}
.speclist li{padding:9px 0;border-bottom:1px solid var(--line);font-size:.98rem;color:var(--ink)}
.speclist li::before{content:"›";color:var(--accent);font-weight:700;margin-right:10px}
.apps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.apps div{background:var(--mist);border-radius:10px;padding:16px;display:grid;gap:6px}
.apps h4{color:var(--ink)}
.apps p{font-size:.95rem;color:var(--text)}
.features{display:grid;gap:12px;counter-reset:f;padding:0;margin:0;list-style:none}
.features li{display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:start;counter-increment:f}
.features li::before{content:counter(f,decimal-leading-zero);font-family:var(--font-mono);color:var(--accent-ink);font-size:.85rem;padding-top:3px}
.features b{color:var(--ink);font-weight:600;display:block}
.features span{font-size:.95rem;color:var(--text)}
@media (max-width:820px){.product .wrap{grid-template-columns:1fr}.product figure{position:static}.product.flip .wrap>figure{order:0}}

/* comparison table */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:10px;background:var(--surface)}
table{border-collapse:collapse;width:100%;min-width:640px;font-size:.95rem}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
thead th{background:var(--deep);color:var(--on-deep);font-family:var(--font-display);font-weight:600;font-size:.88rem;letter-spacing:.02em}
tbody th{font-weight:600;color:var(--ink);white-space:nowrap}
tbody tr:last-child td,tbody tr:last-child th{border-bottom:0}
td.good{color:var(--ink)}
td.good::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--accent);margin-right:8px}
td.bad{color:var(--muted)}
.tablecap{font-family:var(--font-mono);font-size:.78rem;color:var(--muted);margin-top:10px}

/* services flow */
.flow{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2px 28px;counter-reset:s}
.flow li{counter-increment:s;display:grid;grid-template-columns:38px 1fr;gap:14px;align-items:start;padding:16px 0;border-top:1px solid var(--line)}
.flow li::before{content:counter(s,decimal-leading-zero);font-family:var(--font-mono);font-size:.82rem;color:var(--accent-ink);padding-top:3px}
.flow b{display:block;color:var(--ink);font-family:var(--font-display);font-weight:600;font-size:1.02rem;margin-bottom:4px}
.flow span{font-size:.96rem;color:var(--text)}
.terms{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin-top:32px}
.terms>div{border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:0 10px 10px 0;padding:16px 18px;background:var(--ground)}
.terms h4{margin-bottom:6px}
.terms p{font-size:.95rem;color:var(--text)}

/* docs */
.docs{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.doc{display:flex;gap:14px;align-items:center;padding:18px;background:var(--surface);border:1px solid var(--line);border-radius:10px;color:var(--ink);text-decoration:none;font-weight:600}
.doc:hover{border-color:var(--accent)}
.doc svg{flex:none;width:28px;height:28px;stroke:var(--accent);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.docs-support{margin-top:28px;display:flex;flex-wrap:wrap;gap:8px}
.docs-support span{font-size:.9rem;padding:6px 12px;border-radius:999px;background:var(--mist);color:var(--ink)}

/* about band */
.about{background:var(--deep);color:var(--on-deep);border:0}
.about .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,5vw,64px);align-items:center}
.about h2,.about h3{color:#fff}
.about .eyebrow{color:var(--accent)}
.about p{color:var(--on-deep);font-size:1.08rem;max-width:36em}
.about .pillars{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:8px}
.about .pillars div{border:1px solid rgba(255,255,255,.14);border-radius:10px;padding:14px 16px;background:var(--deep-2)}
.about .pillars b{display:block;color:#fff;font-family:var(--font-display);font-weight:600;font-size:.98rem;margin-bottom:4px}
.about .pillars span{font-size:.92rem;color:var(--on-deep-muted)}
.about img{border-radius:12px;aspect-ratio:4/3;object-fit:cover;width:100%;border:1px solid rgba(255,255,255,.14)}
@media (max-width:820px){.about .wrap{grid-template-columns:1fr}.about .pillars{grid-template-columns:1fr}}

/* contact */
.contact .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(28px,5vw,64px);align-items:start}
.contact-info{display:grid;gap:18px}
.contact-info dl{display:grid;gap:14px;margin:0}
.contact-info dt{font-family:var(--font-mono);font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.contact-info dd{margin:2px 0 0;color:var(--ink);font-size:1.02rem}
.contact-info dd a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line-strong)}
.contact-info dd a:hover{border-color:var(--accent);color:var(--accent-ink)}
form{display:grid;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:clamp(18px,3vw,28px)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{display:grid;gap:6px;font-size:.9rem;font-weight:600;color:var(--ink)}
input,textarea,select{font:inherit;padding:11px 12px;border:1px solid var(--line-strong);border-radius:8px;background:var(--ground);color:var(--ink);width:100%}
input:focus,textarea:focus,select:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent)}
textarea{min-height:130px;resize:vertical}
.form-note{font-size:.85rem;color:var(--muted)}
@media (max-width:820px){.contact .wrap,.row{grid-template-columns:1fr}}

/* footer */
footer{background:var(--surface);border-top:1px solid var(--line);padding-block:44px 28px;font-size:.93rem}
footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
footer h4{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;font-family:var(--font-mono);font-weight:500;color:var(--muted);margin-bottom:12px}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:7px}
footer a{color:var(--text);text-decoration:none}
footer a:hover{color:var(--accent-ink)}
footer .addr{color:var(--text);line-height:1.6;margin-top:10px}
.footer-bottom{margin-top:32px;padding-top:16px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;color:var(--muted);font-size:.85rem}
.social{display:inline-flex;align-items:center;gap:6px}
.social svg{width:16px;height:16px;fill:currentColor}
@media (max-width:820px){footer .wrap{grid-template-columns:1fr 1fr}}
@media (max-width:480px){footer .wrap{grid-template-columns:1fr}}

/* ---- multi-page additions ---- */
.crumb{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:.86rem;color:var(--muted);padding:0;margin:0;list-style:none}
.crumb li{display:flex;gap:6px;align-items:center}
.crumb li+li::before{content:"/";color:var(--line-strong)}
.crumb a{color:var(--muted);text-decoration:none}
.crumb a:hover{color:var(--accent-ink)}
.crumb [aria-current]{color:var(--ink);font-weight:600}
.pagehero{background:var(--mist);border-bottom:1px solid var(--line);padding-block:clamp(22px,3.5vw,34px)}
.pagehero .wrap{display:grid;gap:14px}
.pagehero h1{font-size:clamp(1.9rem,3.8vw,2.9rem)}
.pagehero .tagline{font-size:1.12rem;color:var(--text);max-width:38em}
.pagenav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:8px;padding-top:24px;border-top:1px solid var(--line)}
.pagenav a{display:grid;gap:4px;padding:16px 18px;border:1px solid var(--line);border-radius:10px;text-decoration:none;background:var(--surface)}
.pagenav a:hover{border-color:var(--accent)}
.pagenav small{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.pagenav b{font-family:var(--font-display);font-weight:600;color:var(--ink);font-size:1rem}
.pagenav .next{text-align:right}
@media (max-width:640px){.pagenav{grid-template-columns:1fr}.pagenav .next{text-align:left}}
.cta-band{background:var(--deep);color:var(--on-deep);padding-block:clamp(36px,5vw,56px)}
.cta-band .wrap{display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between}
.cta-band h2{color:#fff;margin:0}
.cta-band p{color:var(--on-deep-muted);margin-top:6px}
.cta-band .btn-primary{background:var(--accent);color:#fff}
.cta-band .btn-primary:hover{background:#fff;color:var(--deep)}
.prose{display:grid;gap:16px;max-width:42em}
.prose p{font-size:1.04rem}

.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.product-copy h2{font-size:1.5rem;margin-top:8px}
.product-copy h3{font-size:1.05rem}
.apps h3{font-family:var(--font-display);font-weight:600;font-size:1.05rem;color:var(--ink)}
.terms h3{font-size:1.02rem;margin-bottom:6px}
.nav a[aria-current]{color:var(--accent-ink);background:var(--mist)}
.nav a.cta[aria-current]{color:#fff;background:var(--accent)}