/* ============================================================
   Suleman — main stylesheet
   Design tokens ported from the locked brand system:
   ink scale + single indigo->cyan signal gradient, used only
   on the pipeline thread and primary CTAs.
   ============================================================ */

:root{
  --bg:#0a0a0b;
  --surface:#141418;
  --surface-2:#1b1b21;
  --border:rgba(255,255,255,.09);
  --border-strong:rgba(255,255,255,.16);
  --fg:#ededf0;
  --fg-soft:#c9c9d1;
  --muted:#9a9aa4;
  --signal-indigo:#5B5BF0;
  --signal-cyan:#22D3EE;
  --signal:linear-gradient(90deg,#5B5BF0,#22D3EE);
  --accent:#7c8cff;
  --whatsapp:#25D366;
  --grid:rgba(255,255,255,.04);
  --font-display:"Space Grotesk",ui-sans-serif,system-ui,sans-serif;
  --font-body:"Inter",ui-sans-serif,system-ui,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,monospace;
  --radius:14px;
  --radius-sm:10px;
  --container:1120px;
}

html[data-theme="light"]{
  --bg:#fbfbfa;
  --surface:#ffffff;
  --surface-2:#f4f4f1;
  --border:rgba(0,0,0,.10);
  --border-strong:rgba(0,0,0,.18);
  --fg:#16161a;
  --fg-soft:#33333b;
  --muted:#5f5f68;
  --accent:#5147e0;
  --grid:rgba(0,0,0,.035);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--fg);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  transition:background .3s ease,color .3s ease;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.1;letter-spacing:-.02em;color:var(--fg)}
h1{font-size:clamp(2.1rem,5.5vw,3.6rem)}
h2{font-size:clamp(1.5rem,3.2vw,2.2rem)}
h3{font-size:1.25rem}
p{margin:0 0 1rem}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--fg);color:var(--bg);padding:10px 16px;border-radius:8px;z-index:200}
.skip-link:focus{left:12px;top:12px}

.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.eyebrow{font-family:var(--font-mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin:0 0 12px}
.muted{color:var(--muted)}
.signal-text{background:var(--signal);-webkit-background-clip:text;background-clip:text;color:transparent}

/* grid backdrop */
.grid-bg{
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:46px 46px;
}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-display);font-weight:600;font-size:.95rem;padding:13px 22px;border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;transition:transform .15s ease,opacity .2s ease;line-height:1}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--signal);color:#0a0a0b}
.btn-primary:hover{opacity:.92}
.btn-outline{background:transparent;border-color:var(--border-strong);color:var(--fg)}
.btn-outline:hover{background:var(--surface)}
.btn-ghost{background:transparent;color:var(--fg)}

/* header */
.site-header{position:sticky;top:0;z-index:90;backdrop-filter:saturate(180%) blur(12px);background:color-mix(in srgb,var(--bg) 78%,transparent);border-bottom:1px solid var(--border)}
.site-header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:68px}
.brand{font-family:var(--font-display);font-weight:700;font-size:1.05rem;letter-spacing:-.02em;white-space:nowrap}
.nav{display:flex;align-items:center;gap:26px}
.nav a{font-size:.92rem;color:var(--muted);transition:color .15s}
.nav a:hover,.nav a[aria-current]{color:var(--fg)}
.header-actions{display:flex;align-items:center;gap:12px}
.icon-btn{width:38px;height:38px;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--fg);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.1rem;line-height:1}
.icon-btn:hover{border-color:var(--border-strong)}
.menu-toggle{display:none}
.mobile-nav{display:none}

/* hero */
.hero{position:relative;overflow:hidden;padding:96px 0 72px}
.hero-glow{position:absolute;top:-160px;left:50%;transform:translateX(-50%);width:760px;height:420px;background:radial-gradient(ellipse,rgba(91,91,240,.20),transparent 70%);pointer-events:none}
.hero h1{max-width:18ch;margin:.4rem 0 0}
.hero-sub{max-width:60ch;font-size:1.15rem;color:var(--muted);margin-top:1.4rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:2rem}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;margin-top:2.6rem;max-width:520px;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.hero-stats>div{background:var(--surface);padding:18px 20px}
.hero-stats .num{font-family:var(--font-display);font-weight:600;font-size:1.5rem}
.hero-stats .lbl{font-size:.8rem;color:var(--muted)}

/* word reveal */
.reveal-word{display:inline-block;opacity:0;transform:translateY(22px);animation:wordUp .6s cubic-bezier(.16,1,.3,1) forwards}
@keyframes wordUp{to{opacity:1;transform:none}}

/* scroll reveal */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-visible{opacity:1;transform:none}

/* pipeline */
.pipeline{position:relative;margin-top:8px}
.pipeline-track{position:relative;height:3px;background:var(--border);border-radius:3px;margin:34px 0}
.pipeline-pulse{position:absolute;top:-1.5px;height:6px;width:110px;border-radius:6px;background:var(--signal);animation:pipeFlow 3.4s linear infinite}
@keyframes pipeFlow{0%{left:-14%}100%{left:106%}}
.pipeline-stages{display:flex;flex-wrap:wrap;gap:10px}
.stage{font-family:var(--font-mono);font-size:.78rem;color:var(--fg);background:var(--surface);border:1px solid var(--border);padding:8px 14px;border-radius:30px}

/* cards / solutions */
.grid-cards{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px;transition:border-color .2s ease,transform .2s ease}
.card:hover{border-color:var(--border-strong);transform:translateY(-2px)}
.card .ic{font-size:1.6rem;color:var(--accent)}
.card h3{margin:14px 0 8px}
.card p{color:var(--muted);font-size:.95rem;margin:0}
.card-tag{display:inline-block;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:6px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.chip{font-size:.85rem;color:var(--muted);border:1px solid var(--border);padding:8px 16px;border-radius:30px}
.chip:hover{color:var(--fg);border-color:var(--border-strong)}

/* timeline */
.timeline{position:relative;margin-top:30px;padding-left:26px;border-left:2px solid var(--border)}
.timeline-item{position:relative;padding:0 0 30px 8px}
.timeline-item::before{content:"";position:absolute;left:-33px;top:4px;width:12px;height:12px;border-radius:50%;background:var(--signal)}
.timeline-year{font-family:var(--font-mono);font-size:.8rem;color:var(--accent)}
.timeline-item h3{margin:4px 0 6px;font-size:1.1rem}
.timeline-item p{color:var(--muted);font-size:.95rem;margin:0}

/* sections heading block */
.section-head{max-width:60ch;margin-bottom:34px}
.section-head p{color:var(--muted);margin:.4rem 0 0}

/* post / prose */
.prose{max-width:72ch;margin:0 auto}
.prose p,.prose li{color:var(--fg-soft);font-size:1.06rem;line-height:1.75}
.prose h2{margin:2.2rem 0 1rem}
.prose h3{margin:1.8rem 0 .8rem}
.prose ul,.prose ol{padding-left:1.3rem}
.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.prose blockquote{border-left:3px solid var(--signal-indigo);margin:1.5rem 0;padding:.4rem 0 .4rem 1.2rem;color:var(--muted);font-style:italic}
.prose code{font-family:var(--font-mono);background:var(--surface-2);padding:.15em .4em;border-radius:6px;font-size:.9em}
.prose img{border-radius:var(--radius);margin:1.5rem 0}
.post-meta{font-family:var(--font-mono);font-size:.8rem;color:var(--muted);margin-bottom:10px}

/* blog grid */
.post-card{display:block;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:border-color .2s,transform .2s}
.post-card:hover{border-color:var(--border-strong);transform:translateY(-2px)}
.post-card .pc-body{padding:22px}
.post-card .pc-cat{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.post-card h3{margin:8px 0 8px;font-size:1.15rem}
.post-card p{color:var(--muted);font-size:.92rem;margin:0}

/* contact form */
.form-row{display:grid;gap:16px;grid-template-columns:1fr 1fr}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field label{font-size:.85rem;color:var(--muted)}
.field input,.field textarea{font-family:var(--font-body);font-size:1rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;color:var(--fg)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent)}
.form-note{font-size:.85rem;padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:18px}
.form-note.ok{background:rgba(34,211,238,.12);color:var(--accent)}
.form-note.err{background:rgba(226,75,74,.14);color:#ff8a8a}

/* social dock */
.social-dock{position:fixed;right:18px;bottom:18px;z-index:80;display:flex;flex-direction:column;gap:10px}
.social-dock a{width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--surface);border:1px solid var(--border);color:var(--fg);font-size:1.25rem;transition:transform .15s,border-color .2s}
.social-dock a:hover{transform:translateY(-2px);border-color:var(--border-strong)}
.social-dock a.wa{background:var(--whatsapp);color:#06351a;border-color:transparent;box-shadow:0 6px 18px rgba(37,211,102,.35)}

/* footer */
.site-footer{border-top:1px solid var(--border);padding:54px 0 90px;margin-top:40px}
.footer-grid{display:grid;gap:30px;grid-template-columns:1.4fr repeat(3,1fr)}
.footer-grid h4{font-size:.8rem;font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:0 0 14px}
.footer-grid a{display:block;color:var(--muted);font-size:.92rem;padding:5px 0}
.footer-grid a:hover{color:var(--fg)}
.footer-bottom{margin-top:36px;padding-top:22px;border-top:1px solid var(--border);font-size:.85rem;color:var(--muted)}

/* page hero (interior) */
.page-hero{padding:70px 0 30px}
.page-hero .eyebrow{margin-bottom:14px}

/* misc lists for eeat pages rendered from blocks */
.entry-content{max-width:74ch}
.entry-content h2{margin-top:2rem}
.feature-list{list-style:none;padding:0;margin:1.2rem 0;display:grid;gap:12px}
.feature-list li{position:relative;padding-left:26px;color:var(--fg-soft)}
.feature-list li::before{content:"\2192";position:absolute;left:0;color:var(--accent);font-weight:700}

/* responsive */
@media (max-width:860px){
  .nav{display:none}
  .menu-toggle{display:inline-flex}
  .footer-grid{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr}
  .mobile-nav.open{display:block;border-top:1px solid var(--border);padding:14px 0}
  .mobile-nav a{display:block;padding:11px 24px;color:var(--fg-soft)}
}
@media (max-width:520px){
  .hero-stats{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .section{padding:54px 0}
}

@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}
  .reveal-word,.reveal{animation:none!important;transition:none!important;opacity:1!important;transform:none!important}
  .pipeline-pulse{animation:none!important;left:0;width:100%;opacity:.5}
}