/* ============================================================
   Saibex Network — shared stylesheet
   Palette: Ink #101D2E · Paper #F7F9FB · Teal #0B7285
            Deep Teal #095C6B · Seal Amber #E8A33D · Slate #43546A
   ============================================================ */

:root{
  --ink:#101D2E;
  --paper:#F7F9FB;
  --white:#FFFFFF;
  --teal:#1B6B2F;
  --teal-deep:#124D20;
  --teal-tint:#E8F3EA;
  --amber:#E8A33D;
  --amber-tint:#FBF0DC;
  --slate:#43546A;
  --line:#DDE5EC;
  --radius:10px;
  --shadow:0 10px 30px rgba(16,29,46,.08);
  --font-display:'Archivo',system-ui,-apple-system,sans-serif;
  --font-body:'Source Sans 3','Segoe UI',system-ui,sans-serif;
  --max:1140px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
body{
  font-family:var(--font-body);
  font-size:1.06rem;
  line-height:1.65;
  color:var(--slate);
  background:var(--paper);
}
img,svg{max-width:100%;display:block}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
a:focus-visible,button:focus-visible{outline:3px solid var(--amber);outline-offset:2px}

h1,h2,h3,h4{font-family:var(--font-display);color:var(--ink);line-height:1.15;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,4.5vw,3.3rem);font-weight:800}
h2{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:800}
h3{font-size:1.25rem;font-weight:700}
p{margin-bottom:1rem}

.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.eyebrow{
  display:inline-block;font-family:var(--font-display);font-size:.8rem;
  font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--teal);margin-bottom:.75rem;
}
.section{padding:80px 0}
.section-alt{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.center{text-align:center}
.lead{font-size:1.18rem;max-width:46rem}
.center .lead{margin-left:auto;margin-right:auto}

/* ---------- Signature stroke (brand motif) ---------- */
.sig-stroke{display:block;width:190px;height:22px;margin-top:10px}
.sig-stroke path{fill:none;stroke:var(--amber);stroke-width:3;stroke-linecap:round}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;font-family:var(--font-display);font-weight:700;
  font-size:1rem;padding:.85rem 1.7rem;border-radius:var(--radius);
  border:2px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s;
}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn-primary{background:var(--teal);color:#fff}
.btn-primary:hover{background:var(--teal-deep);box-shadow:var(--shadow)}
.btn-outline{border-color:var(--teal);color:var(--teal);background:transparent}
.btn-outline:hover{background:var(--teal-tint)}
.btn-amber{background:var(--amber);color:var(--ink)}
.btn-amber:hover{box-shadow:var(--shadow)}

/* ---------- Top bar ---------- */
.topbar{background:var(--ink);color:#C7D2DE;font-size:.88rem}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px;padding-top:7px;padding-bottom:7px;flex-wrap:wrap}
.topbar a{color:#fff}
.topbar span{white-space:nowrap}

/* ---------- Header / nav ---------- */
.site-header{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:14px;padding-bottom:14px;gap:20px}
.logo{font-family:var(--font-display);font-weight:800;font-size:1.35rem;color:var(--ink);letter-spacing:-.02em}
.logo:hover{text-decoration:none}
.logo .dot{color:var(--teal)}
.nav-toggle{display:none;background:none;border:0;font-size:1.7rem;color:var(--ink);cursor:pointer}
.nav{display:flex;align-items:center;gap:26px}
.nav a{font-family:var(--font-display);font-weight:600;font-size:.98rem;color:var(--ink)}
.nav a:hover,.nav a[aria-current="page"]{color:var(--teal);text-decoration:none}
.nav .btn{padding:.55rem 1.2rem}

/* Products dropdown */
.has-sub{position:relative}
.has-sub>a::after{content:" ▾";font-size:.7em}
.sub{
  display:none;position:absolute;top:100%;left:-12px;min-width:270px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:8px;z-index:60;
}
.has-sub:hover .sub,.has-sub:focus-within .sub{display:block}
.sub a{display:block;padding:9px 12px;border-radius:6px;font-weight:600}
.sub a:hover{background:var(--teal-tint)}

@media (max-width:900px){
  .nav-toggle{display:block}
  .nav{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--white);border-bottom:1px solid var(--line);padding:10px 24px 20px;
  }
  .nav.open{display:flex}
  .nav a{padding:11px 0}
  .sub{display:block;position:static;box-shadow:none;border:0;padding-left:14px;min-width:0}
  .has-sub>a::after{content:""}
}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(180deg,var(--white) 0%,var(--paper) 100%);padding:90px 0 70px;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero h1 .accent{color:var(--teal)}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:1.6rem}
.hero-stats{display:flex;gap:36px;margin-top:2.4rem;flex-wrap:wrap}
.hero-stats div strong{display:block;font-family:var(--font-display);font-size:1.7rem;color:var(--ink)}
.hero-stats div span{font-size:.9rem}

/* Signed-document visual */
.doc-card{
  background:var(--white);border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow);padding:34px 30px;position:relative;
}
.doc-card .doc-line{height:10px;border-radius:5px;background:var(--paper);margin-bottom:14px}
.doc-card .doc-line.short{width:60%}
.doc-card .doc-sign{margin-top:26px;border-top:1px dashed var(--line);padding-top:18px;display:flex;justify-content:space-between;align-items:flex-end}
.doc-card .seal{
  width:74px;height:74px;border-radius:50%;background:var(--amber-tint);
  border:2px solid var(--amber);display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:800;font-size:.62rem;color:var(--teal-deep);
  text-align:center;line-height:1.25;transform:rotate(-8deg);
}
@media (max-width:900px){
  .hero{padding:56px 0 48px}
  .hero .wrap{grid-template-columns:1fr;gap:40px}
}

/* ---------- Product cards ---------- */
.grid{display:grid;gap:26px;margin-top:2.5rem}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media (max-width:900px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.grid-3,.grid-2{grid-template-columns:1fr}}

.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 26px;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .icon{
  width:52px;height:52px;border-radius:12px;background:var(--teal-tint);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.card .icon svg{width:26px;height:26px;stroke:var(--teal)}
.card h3{margin-bottom:.5rem}
.card p{flex:1}
.card .more{font-family:var(--font-display);font-weight:700;font-size:.95rem}

/* ---------- Feature / check lists ---------- */
.checklist{list-style:none;margin:1.2rem 0}
.checklist li{padding-left:34px;position:relative;margin-bottom:.8rem}
.checklist li::before{
  content:"";position:absolute;left:0;top:5px;width:20px;height:20px;border-radius:50%;
  background:var(--teal-tint);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230B7285' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 13l4 4 10-10'/%3E%3C/svg%3E");
  background-size:12px;background-repeat:no-repeat;background-position:center;
}

/* ---------- Split section ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:36px}}

/* ---------- Stats band ---------- */
.stats-band{background:var(--ink);color:#B8C6D4;padding:60px 0}
.stats-band .grid{margin-top:0}
.stats-band .grid{grid-template-columns:repeat(4,1fr);text-align:center}
.stats-band strong{display:block;font-family:var(--font-display);font-size:2.4rem;color:#fff}
.stats-band .amber{color:var(--amber)}
@media (max-width:700px){.stats-band .grid{grid-template-columns:repeat(2,1fr)}}

/* ---------- Steps ---------- */
.steps{counter-reset:step;list-style:none;margin-top:2rem}
.steps li{
  counter-increment:step;background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 24px 22px 74px;position:relative;margin-bottom:16px;
}
.steps li::before{
  content:counter(step);position:absolute;left:22px;top:22px;width:36px;height:36px;
  border-radius:50%;background:var(--teal);color:#fff;font-family:var(--font-display);
  font-weight:800;display:flex;align-items:center;justify-content:center;
}
.steps h3{font-size:1.1rem;margin-bottom:.3rem}
.steps p{margin:0}

/* ---------- FAQ ---------- */
.faq details{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:14px;padding:0}
.faq summary{
  cursor:pointer;font-family:var(--font-display);font-weight:700;color:var(--ink);
  padding:18px 22px;list-style:none;position:relative;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:22px;color:var(--teal);font-size:1.3rem}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 22px 18px;margin:0}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(120deg,var(--teal-deep),var(--teal));color:#fff;padding:70px 0;text-align:center}
.cta-band h2{color:#fff}
.cta-band p{color:#DDF0F4;max-width:44rem;margin:0 auto 1.6rem}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{background:var(--white);border-bottom:1px solid var(--line);padding:64px 0 54px}
.page-hero .lead{margin-top:.6rem}
.breadcrumbs{font-size:.9rem;margin-bottom:1rem}
.breadcrumbs a{color:var(--slate)}
.breadcrumbs span{color:var(--teal)}

/* ---------- Tables ---------- */
.spec-table{width:100%;border-collapse:collapse;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-top:1.5rem}
.spec-table th,.spec-table td{padding:14px 18px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.spec-table th{font-family:var(--font-display);color:var(--ink);background:var(--paper);width:32%}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:0}

/* ---------- Contact ---------- */
.contact-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.contact-card h3{margin-bottom:.8rem}
.contact-card ul{list-style:none}
.contact-card li{margin-bottom:.6rem;padding-left:28px;position:relative}
.contact-card li svg{position:absolute;left:0;top:4px;width:17px;height:17px;stroke:var(--teal)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-grid .full{grid-column:1/-1}
@media (max-width:640px){.form-grid{grid-template-columns:1fr}}
label{display:block;font-family:var(--font-display);font-weight:600;font-size:.92rem;color:var(--ink);margin-bottom:6px}
input,textarea,select{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:8px;
  font-family:var(--font-body);font-size:1rem;background:var(--white);color:var(--ink);
}
input:focus,textarea:focus,select:focus{outline:2px solid var(--teal);border-color:var(--teal)}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#B8C6D4;padding:64px 0 0;margin-top:0}
.site-footer h4{color:#fff;font-size:1.05rem;margin-bottom:1rem}
.site-footer a{color:#B8C6D4}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-grid ul{list-style:none}
.footer-grid li{margin-bottom:.55rem}
.footer-bottom{border-top:1px solid #22344A;margin-top:48px;padding:20px 0;font-size:.88rem;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}

/* ---------- Client logos ---------- */
.clients-grid{
  display:grid;grid-template-columns:repeat(6,1fr);gap:18px;margin-top:2.5rem;
}
.clients-grid .client{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;display:flex;align-items:center;justify-content:center;min-height:96px;
  transition:transform .15s,box-shadow .15s;
}
.clients-grid .client:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.clients-grid img{max-height:60px;width:auto;max-width:100%;object-fit:contain}
@media (max-width:1000px){.clients-grid{grid-template-columns:repeat(4,1fr)}}
@media (max-width:640px){.clients-grid{grid-template-columns:repeat(3,1fr);gap:12px}}
@media (max-width:440px){.clients-grid{grid-template-columns:repeat(2,1fr)}}

/* ---------- Tech pills ---------- */
.tech-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:1rem}
.tech-pills span{
  font-family:var(--font-display);font-weight:700;font-size:.88rem;color:var(--teal-deep);
  background:var(--teal-tint);border:1px solid #C4E0E7;border-radius:999px;padding:.45rem 1rem;
}

/* ---------- Header logo image ---------- */
.logo img{height:48px;width:auto}
@media (max-width:640px){.logo img{height:40px}}

/* ---------- Clients marquee ---------- */
.clients-strip{padding:48px 0 54px;background:var(--white);border-bottom:1px solid var(--line)}
.marquee{overflow:hidden;position:relative;margin-top:1.6rem;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;width:max-content;animation:marquee 45s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-group{display:flex;align-items:center;gap:64px;padding-right:64px}
.marquee-group img{height:54px;width:auto;object-fit:contain}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){
  .marquee-track{animation:none;flex-wrap:wrap;width:auto;justify-content:center}
  .marquee-group{flex-wrap:wrap;justify-content:center;padding-right:0}
}