/* ============================================================
   RiT GLOBAL — Enterprise Design System
   Palette: deep navy surfaces + electric blue/cyan signal accent
   Type: Space Grotesk (display) / Inter (body) / JetBrains Mono (data)
   Signature motif: live NOC/monitoring status strip
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root{
  /* Surfaces */
  --navy-950:#050B16;
  --navy-900:#0A1428;
  --navy-850:#0D1930;
  --navy-800:#11213D;
  --navy-700:#182B4C;
  --navy-600:#22375E;
  --line:rgba(148,163,184,0.14);
  --line-strong:rgba(148,163,184,0.24);

  /* Accents */
  --blue-500:#2E6BFF;
  --blue-400:#5B8CFF;
  --cyan-400:#22D3EE;
  --cyan-300:#67E8F9;
  --green-400:#22C55E;
  --amber-400:#FBBF24;
  --red-400:#F87171;

  /* Text */
  --white:#F7FAFF;
  --slate-200:#CBD5E1;
  --slate-400:#8FA1BE;
  --slate-500:#6B7F9F;

  /* Type */
  --font-display:'Space Grotesk', sans-serif;
  --font-body:'Inter', sans-serif;
  --font-mono:'JetBrains Mono', monospace;

  /* Layout */
  --container:1280px;
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:22px;
  --shadow-glow:0 0 0 1px rgba(46,107,255,0.15), 0 20px 60px -20px rgba(46,107,255,0.35);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--navy-900);
  color:var(--slate-200);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{font-family:var(--font-display);color:var(--white);margin:0 0 .5em;line-height:1.15;letter-spacing:-0.01em;}
p{margin:0 0 1em;color:var(--slate-400);}
:focus-visible{outline:2px solid var(--cyan-400);outline-offset:3px;}
@media (prefers-reduced-motion: reduce){*{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
@media (max-width:900px){.section{padding:64px 0;} .section-tight{padding:48px 0;}}

/* ---------- background texture ---------- */
.grid-bg{
  background-image:
    linear-gradient(rgba(148,163,184,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,184,0.06) 1px, transparent 1px);
  background-size:48px 48px;
}
.section-alt{background:var(--navy-850); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}

/* ---------- eyebrow / badges ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--cyan-300);background:rgba(34,211,238,0.08);
  border:1px solid rgba(34,211,238,0.25);border-radius:100px;
  padding:6px 14px;margin-bottom:18px;
}
.eyebrow::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--cyan-400);box-shadow:0 0 8px var(--cyan-400);}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-family:var(--font-mono);color:var(--slate-400);
  border:1px solid var(--line-strong);border-radius:100px;padding:4px 10px;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-body);font-weight:600;font-size:15px;
  padding:14px 26px;border-radius:10px;border:1px solid transparent;cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
  white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--blue-500),var(--cyan-400) 140%);color:#04101F;box-shadow:var(--shadow-glow);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(46,107,255,.3),0 26px 70px -18px rgba(46,107,255,.55);}
.btn-outline{background:rgba(255,255,255,0.02);color:var(--white);border-color:var(--line-strong);}
.btn-outline:hover{border-color:var(--cyan-400);color:var(--cyan-300);background:rgba(34,211,238,0.06);}
.btn-sm{padding:10px 18px;font-size:13.5px;}
.btn-block{width:100%;}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(10,20,40,0.82);backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:20px;color:var(--white);}
.logo .mark{width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,var(--blue-500),var(--cyan-400));display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-weight:700;color:#04101F;font-size:14px;}
.nav-primary{display:flex;align-items:center;gap:2px;}
.nav-primary > li{position:relative;}
.nav-primary > li > a{display:flex;align-items:center;gap:6px;padding:12px 16px;font-size:14.5px;font-weight:500;color:var(--slate-200);border-radius:8px;transition:color .15s, background .15s;}
.nav-primary > li > a:hover{color:var(--white);background:rgba(255,255,255,0.04);}
.header-cta{display:flex;align-items:center;gap:12px;}
.chev{width:9px;height:9px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);margin-top:-3px;opacity:.7;}

.menu-toggle{display:none;background:none;border:1px solid var(--line-strong);border-radius:8px;width:42px;height:42px;color:var(--white);}

/* Mega menu */
.mega{
  position:absolute;top:100%;left:50%;transform:translateX(-50%);
  width:880px;max-width:90vw;background:var(--navy-850);border:1px solid var(--line-strong);border-radius:var(--radius-md);
  box-shadow:0 30px 80px -20px rgba(0,0,0,0.6);padding:28px;display:grid;grid-template-columns:1.3fr 1fr;gap:24px;
  opacity:0;visibility:hidden;transform:translateX(-50%) translateY(8px);transition:opacity .18s ease, transform .18s ease, visibility .18s;
}
.nav-primary > li:hover .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
.mega-col-title{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--slate-500);margin-bottom:14px;}
.mega-grid{display:grid;grid-template-columns:1fr 1fr;gap:4px;}
.mega-item{display:flex;gap:12px;padding:10px;border-radius:10px;transition:background .15s;}
.mega-item:hover{background:rgba(255,255,255,0.04);}
.mega-item .ic{width:34px;height:34px;border-radius:8px;background:var(--navy-700);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--cyan-300);}
.mega-item strong{display:block;color:var(--white);font-size:13.5px;font-weight:600;margin-bottom:2px;}
.mega-item span{font-size:12px;color:var(--slate-500);line-height:1.4;}
.mega-feature{background:linear-gradient(160deg,var(--navy-700),var(--navy-800));border:1px solid var(--line-strong);border-radius:12px;padding:20px;display:flex;flex-direction:column;justify-content:space-between;}
.mega-feature h5{font-family:var(--font-display);color:var(--white);font-size:15px;margin:0 0 8px;}
.mega-feature p{font-size:12.5px;margin:0 0 14px;}

@media (max-width:1080px){
  .nav-primary,.header-cta .btn-outline{display:none;}
  .menu-toggle{display:block;}
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:100px 0 80px;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero h1{font-size:clamp(34px,4.6vw,58px);font-weight:700;}
.hero .lede{font-size:18px;color:var(--slate-300,#B7C5DE);max-width:560px;}
.hero-ctas{display:flex;gap:14px;margin:32px 0 36px;flex-wrap:wrap;}
.hero-trustline{display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--slate-500);}
.hero-trustline .dot{width:6px;height:6px;border-radius:50%;background:var(--green-400);box-shadow:0 0 6px var(--green-400);}

/* NOC visual panel */
.noc-panel{
  position:relative;background:linear-gradient(165deg,var(--navy-800),var(--navy-900));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);padding:22px;
  box-shadow:0 40px 100px -30px rgba(0,0,0,0.7);
}
.noc-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid var(--line);}
.noc-title{font-family:var(--font-mono);font-size:12px;color:var(--slate-400);display:flex;align-items:center;gap:8px;}
.noc-live{display:flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:11px;color:var(--green-400);}
.pulse{width:7px;height:7px;border-radius:50%;background:var(--green-400);position:relative;}
.pulse::after{content:'';position:absolute;inset:-5px;border-radius:50%;border:1px solid var(--green-400);animation:pulse 2s ease-out infinite;}
@keyframes pulse{0%{opacity:.8;transform:scale(.6);}100%{opacity:0;transform:scale(2.1);}}

.noc-metrics{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px;}
.noc-metric{background:var(--navy-900);border:1px solid var(--line);border-radius:10px;padding:14px;}
.noc-metric b{display:block;font-family:var(--font-mono);font-size:22px;color:var(--white);}
.noc-metric span{font-size:11.5px;color:var(--slate-500);}
.noc-metric.up b{color:var(--green-400);}

.noc-graph{background:var(--navy-900);border:1px solid var(--line);border-radius:10px;padding:14px;margin-bottom:14px;}
.noc-graph svg{width:100%;height:64px;display:block;}
.noc-feed{background:var(--navy-900);border:1px solid var(--line);border-radius:10px;padding:12px 14px;}
.feed-row{display:flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:11.5px;color:var(--slate-500);padding:5px 0;}
.feed-row .tag{color:var(--green-400);}
.feed-row .tag.warn{color:var(--amber-400);}

/* ---------- trusted by / logos ---------- */
.logo-strip{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;opacity:.75;}
.logo-strip .lg{font-family:var(--font-display);font-weight:600;font-size:18px;color:var(--slate-400);letter-spacing:.02em;}
.cert-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px;}
.cert-chip{display:flex;align-items:center;gap:8px;border:1px solid var(--line-strong);border-radius:10px;padding:10px 16px;font-size:13px;color:var(--slate-300,#B7C5DE);background:var(--navy-850);}

/* ---------- metrics band ---------- */
.metric-band{display:grid;grid-template-columns:repeat(6,1fr);border:1px solid var(--line-strong);border-radius:var(--radius-md);overflow:hidden;background:var(--navy-850);}
.metric-cell{padding:28px 20px;border-right:1px solid var(--line);text-align:left;}
.metric-cell:last-child{border-right:none;}
.metric-cell b{display:block;font-family:var(--font-mono);font-size:30px;color:var(--white);background:linear-gradient(135deg,var(--white),var(--cyan-300));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.metric-cell span{font-size:12.5px;color:var(--slate-500);}
@media (max-width:980px){.metric-band{grid-template-columns:repeat(3,1fr);}.metric-cell:nth-child(3){border-right:none;}}
@media (max-width:600px){.metric-band{grid-template-columns:repeat(2,1fr);}.metric-cell:nth-child(odd){border-right:1px solid var(--line);}.metric-cell:nth-child(even){border-right:none;}}

/* ---------- section headers ---------- */
.section-head{max-width:680px;margin-bottom:52px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{font-size:clamp(26px,3vw,38px);}
.section-head p{font-size:16.5px;}

/* ---------- cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
@media (max-width:980px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr);} .grid-2{grid-template-columns:1fr;}}
@media (max-width:640px){.grid-3,.grid-4{grid-template-columns:1fr;}}

.card{
  background:linear-gradient(165deg,var(--navy-800),var(--navy-850));
  border:1px solid var(--line-strong);border-radius:var(--radius-md);
  padding:28px;transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
  position:relative; overflow:hidden;
}
.card:hover{transform:translateY(-4px);border-color:rgba(34,211,238,0.4);box-shadow:0 24px 60px -24px rgba(34,211,238,0.25);}
.card .ic{width:44px;height:44px;border-radius:11px;background:rgba(46,107,255,0.12);border:1px solid rgba(46,107,255,0.3);display:flex;align-items:center;justify-content:center;color:var(--cyan-300);margin-bottom:18px;}
.card h3{font-size:19px;margin-bottom:8px;}
.card p{font-size:14.5px;margin-bottom:14px;}
.card .tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px;}
.card .tags span{font-family:var(--font-mono);font-size:11px;color:var(--slate-500);border:1px solid var(--line);border-radius:100px;padding:3px 9px;}
.card-link{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--cyan-300);}
.card-link .chev{border-color:var(--cyan-300);}

/* why choose */
.why-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.why-item{padding:24px 4px;border-top:2px solid var(--line-strong);}
.why-item b{display:block;font-family:var(--font-mono);color:var(--cyan-300);font-size:12px;margin-bottom:10px;}
.why-item h4{font-size:17px;}
.why-item p{font-size:14px;}
@media (max-width:900px){.why-row{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.why-row{grid-template-columns:1fr;}}

/* process */
.process-strip{display:grid;grid-template-columns:repeat(6,1fr);gap:0;position:relative;}
.process-step{padding:26px 18px 0;position:relative;}
.process-step::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--line-strong);}
.process-step.active::before{background:linear-gradient(90deg,var(--blue-500),var(--cyan-400));}
.process-step b{font-family:var(--font-mono);color:var(--slate-500);font-size:12px;}
.process-step h4{font-size:15.5px;margin:8px 0 6px;}
.process-step p{font-size:12.5px;}
@media (max-width:980px){.process-strip{grid-template-columns:repeat(3,1fr);row-gap:26px;}}
@media (max-width:560px){.process-strip{grid-template-columns:repeat(2,1fr);}}

/* industries */
.industry-tile{padding:22px;border:1px solid var(--line-strong);border-radius:var(--radius-md);background:var(--navy-850);}
.industry-tile .ic{color:var(--cyan-300);margin-bottom:14px;}
.industry-tile h4{font-size:16px;margin-bottom:6px;}
.industry-tile p{font-size:13px;margin:0;}

/* tech stack */
.stack-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px;}
.stack-tab{font-size:13px;font-family:var(--font-mono);padding:8px 16px;border-radius:100px;border:1px solid var(--line-strong);color:var(--slate-400);}
.stack-tab.on{background:rgba(34,211,238,0.1);border-color:var(--cyan-400);color:var(--cyan-300);}
.stack-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;}
.stack-logo{aspect-ratio:1.4;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:12px;background:var(--navy-850);font-family:var(--font-mono);font-size:12px;color:var(--slate-400);text-align:center;padding:8px;}
@media (max-width:900px){.stack-grid{grid-template-columns:repeat(3,1fr);}}

/* case studies */
.case-card{display:grid;grid-template-columns:.9fr 1.1fr;gap:0;border:1px solid var(--line-strong);border-radius:var(--radius-md);overflow:hidden;background:var(--navy-850);}
.case-visual{background:linear-gradient(160deg,var(--navy-700),var(--navy-900));padding:32px;display:flex;flex-direction:column;justify-content:center;gap:18px;border-right:1px solid var(--line);}
.case-visual .stat{font-family:var(--font-mono);}
.case-visual .stat b{font-size:32px;color:var(--cyan-300);display:block;}
.case-visual .stat span{font-size:12px;color:var(--slate-500);}
.case-body{padding:32px;}
.case-body .industry{font-family:var(--font-mono);font-size:11.5px;color:var(--slate-500);text-transform:uppercase;letter-spacing:.06em;}
@media (max-width:800px){.case-card{grid-template-columns:1fr;}.case-visual{border-right:none;border-bottom:1px solid var(--line);}}

/* testimonials */
.testimonial-card{padding:30px;border:1px solid var(--line-strong);border-radius:var(--radius-md);background:var(--navy-850);}
.testimonial-card p{color:var(--slate-200);font-size:15.5px;}
.t-person{display:flex;align-items:center;gap:12px;margin-top:18px;}
.t-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--blue-500),var(--cyan-400));}
.t-person b{color:var(--white);font-size:13.5px;display:block;}
.t-person span{font-size:12px;color:var(--slate-500);}
.stars{color:var(--amber-400);font-size:13px;margin-bottom:12px;letter-spacing:2px;}

/* insights */
.insight-card img{border-radius:10px;margin-bottom:16px;height:170px;object-fit:cover;width:100%;background:var(--navy-700);}

/* faq */
.faq-item{border-bottom:1px solid var(--line);padding:22px 0;}
.faq-q{display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-family:var(--font-display);color:var(--white);font-size:16px;font-weight:600;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;font-size:14.5px;}
.faq-item.open .faq-a{max-height:280px;margin-top:14px;}
.faq-plus{width:22px;height:22px;border-radius:50%;border:1px solid var(--line-strong);position:relative;flex-shrink:0;}
.faq-plus::before,.faq-plus::after{content:'';position:absolute;background:var(--cyan-300);top:50%;left:50%;transform:translate(-50%,-50%);}
.faq-plus::before{width:9px;height:1.5px;}
.faq-plus::after{width:1.5px;height:9px;transition:opacity .2s;}
.faq-item.open .faq-plus::after{opacity:0;}

/* contact cta */
.cta-band{background:linear-gradient(135deg,var(--navy-800),var(--navy-900) 60%);border:1px solid var(--line-strong);border-radius:var(--radius-lg);padding:64px;position:relative;overflow:hidden;}
.cta-band::before{content:'';position:absolute;width:500px;height:500px;background:radial-gradient(circle,rgba(46,107,255,0.25),transparent 70%);top:-200px;right:-150px;}
.cta-inner{position:relative;display:flex;justify-content:space-between;align-items:center;gap:40px;flex-wrap:wrap;}
.cta-inner h2{font-size:clamp(24px,3vw,34px);margin-bottom:8px;}

/* footer */
.site-footer{background:var(--navy-950);border-top:1px solid var(--line);padding:72px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:32px;margin-bottom:56px;}
.footer-col h5{font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--slate-500);margin-bottom:16px;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:13.5px;color:var(--slate-400);transition:color .15s;}
.footer-col a:hover{color:var(--cyan-300);}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:28px;border-top:1px solid var(--line);font-size:12.5px;color:var(--slate-500);flex-wrap:wrap;gap:12px;}
.footer-badges{display:flex;gap:10px;flex-wrap:wrap;}
@media (max-width:980px){.footer-grid{grid-template-columns:1fr 1fr;}}

/* service page specific */
.breadcrumb{font-size:12.5px;color:var(--slate-500);display:flex;gap:8px;align-items:center;margin-bottom:22px;font-family:var(--font-mono);}
.breadcrumb a{color:var(--slate-400);}
.service-hero{padding:72px 0 60px;border-bottom:1px solid var(--line);}
.pill-list{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0 0;}
.pill{font-size:12.5px;font-family:var(--font-mono);border:1px solid var(--line-strong);border-radius:100px;padding:6px 14px;color:var(--slate-300,#B7C5DE);}
.toc{position:sticky;top:100px;border:1px solid var(--line-strong);border-radius:var(--radius-md);padding:20px;background:var(--navy-850);}
.toc h5{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--slate-500);margin-bottom:12px;}
.toc a{display:block;font-size:13px;color:var(--slate-400);padding:7px 0;border-left:2px solid transparent;padding-left:12px;transition:color .15s,border-color .15s;}
.toc a:hover,.toc a.active{color:var(--cyan-300);border-left-color:var(--cyan-400);}
.service-layout{display:grid;grid-template-columns:240px 1fr;gap:48px;align-items:start;}
@media (max-width:980px){.service-layout{grid-template-columns:1fr;} .toc{position:static;}}

.content-block{margin-bottom:64px;scroll-margin-top:100px;}
.content-block h2{font-size:28px;margin-bottom:14px;}
.content-block h3{font-size:19px;margin:24px 0 10px;}
.content-block p{font-size:15.5px;color:var(--slate-300,#B7C5DE);}
.check-list li{display:flex;gap:12px;margin-bottom:12px;font-size:14.5px;color:var(--slate-300,#B7C5DE);}
.check-list .tick{width:18px;height:18px;border-radius:5px;background:rgba(34,211,238,0.12);border:1px solid rgba(34,211,238,0.4);flex-shrink:0;position:relative;margin-top:2px;}
.check-list .tick::after{content:'';position:absolute;left:5px;top:2px;width:4px;height:8px;border-right:1.5px solid var(--cyan-300);border-bottom:1.5px solid var(--cyan-300);transform:rotate(45deg);}

.compare-table{width:100%;border-collapse:collapse;border:1px solid var(--line-strong);border-radius:var(--radius-md);overflow:hidden;font-size:14px;}
.compare-table th,.compare-table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left;}
.compare-table th{font-family:var(--font-mono);font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--slate-500);background:var(--navy-850);}
.compare-table td{color:var(--slate-300,#B7C5DE);}
.compare-table tr:last-child td{border-bottom:none;}

.arch-diagram{border:1px solid var(--line-strong);border-radius:var(--radius-md);background:var(--navy-850);padding:28px;}
.diagram-tier{display:flex;justify-content:space-between;gap:14px;margin-bottom:14px;}
.diagram-node{flex:1;text-align:center;border:1px solid var(--line-strong);border-radius:10px;padding:14px 8px;background:var(--navy-900);font-size:12px;color:var(--slate-300,#B7C5DE);}
.diagram-node b{display:block;color:var(--white);font-size:13px;margin-bottom:2px;}
.diagram-arrow{text-align:center;color:var(--slate-600,#475569);font-size:12px;font-family:var(--font-mono);margin:4px 0;}

.sla-table td:nth-child(2){font-family:var(--font-mono);color:var(--cyan-300);}

.deliverable-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
@media (max-width:700px){.deliverable-grid{grid-template-columns:1fr 1fr;}}

.related-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media (max-width:800px){.related-strip{grid-template-columns:1fr;}}

/* mobile hero grid */
@media (max-width:980px){
  .hero-grid,.grid-2,.metric-band{grid-template-columns:1fr;}
  .metric-band{grid-template-columns:repeat(2,1fr);}
  .why-row,.stack-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}