/* ============================================================
   Bolteniq — AI Automation Agency
   System: Geist + JetBrains Mono · dark default · electric accent
   ============================================================ */

:root{
  --accent: oklch(0.62 0.17 292);          /* violet (locked default; tweakable) */
  --accent-soft: color-mix(in oklch, var(--accent) 14%, transparent);
  --accent-line: color-mix(in oklch, var(--accent) 38%, transparent);
  --font-display: "Geist", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --maxw: 1140px;
  --r: 14px;
  --r-lg: 20px;
}

/* ---------- DARK (default) ---------- */
html[data-theme="dark"]{
  --bg:        oklch(0.165 0.006 270);
  --bg-2:      oklch(0.205 0.007 270);
  --bg-card:   oklch(0.205 0.007 270 / .6);
  --surface:   oklch(0.225 0.008 270);
  --text:      oklch(0.965 0.004 270);
  --text-2:    oklch(0.74 0.012 270);
  --muted:     oklch(0.60 0.012 270);
  --border:    oklch(1 0 0 / .09);
  --border-2:  oklch(1 0 0 / .14);
  --glow:      color-mix(in oklch, var(--accent) 22%, transparent);
  --shadow:    0 1px 0 oklch(1 0 0 / .04) inset, 0 24px 60px -20px rgb(0 0 0 / .7);
  --grid-dot:  oklch(1 0 0 / .035);
  color-scheme: dark;
}
/* ---------- LIGHT ---------- */
html[data-theme="light"]{
  --bg:        oklch(0.99 0.002 270);
  --bg-2:      oklch(0.975 0.003 270);
  --bg-card:   oklch(1 0 0 / .7);
  --surface:   oklch(1 0 0);
  --text:      oklch(0.21 0.012 270);
  --text-2:    oklch(0.42 0.012 270);
  --muted:     oklch(0.56 0.012 270);
  --border:    oklch(0.21 0.02 270 / .12);
  --border-2:  oklch(0.21 0.02 270 / .2);
  --glow:      color-mix(in oklch, var(--accent) 14%, transparent);
  --shadow:    0 1px 2px oklch(0.21 0.02 270 / .06), 0 18px 50px -24px oklch(0.21 0.05 270 / .25);
  --grid-dot:  oklch(0.21 0.02 270 / .05);
  color-scheme: light;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} }

body{
  font-family:var(--font-display);
  background:var(--bg);
  color:var(--text);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

a{color:inherit;text-decoration:none}
::selection{background:var(--accent-soft)}

.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}

/* ---------- type ---------- */
.eyebrow{
  font-family:var(--font-mono);
  font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent);
  display:inline-flex;align-items:center;gap:9px;
}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--accent-line)}

h1,h2,h3{letter-spacing:-.022em;line-height:1.04;font-weight:600}
.display{font-size:clamp(40px,6.4vw,72px);font-weight:600;letter-spacing:-.03em;line-height:1.0}
.h2{font-size:clamp(28px,3.8vw,42px);font-weight:600}
.lead{font-size:clamp(17px,1.5vw,20px);color:var(--text-2);font-weight:400;line-height:1.55}
.muted{color:var(--muted)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--font-display);font-size:15px;font-weight:500;
  padding:11px 20px;border-radius:11px;cursor:pointer;
  border:1px solid transparent;transition:transform .15s ease, background .2s, border-color .2s, box-shadow .2s;
  white-space:nowrap;
}
.btn .arr{transition:transform .2s}
.btn:hover .arr{transform:translateX(3px)}
.btn-primary{
  background:var(--accent);color:oklch(0.99 0.01 256);
  box-shadow:0 1px 0 oklch(1 0 0 / .25) inset, 0 8px 24px -8px var(--glow);
}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.06)}
.btn-ghost{
  background:transparent;color:var(--text);border-color:var(--border-2);
}
.btn-ghost:hover{background:var(--surface);border-color:var(--muted)}
.btn-block{width:100%}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:sticky;top:0;z-index:40;
  backdrop-filter:saturate(160%) blur(14px);
  background:color-mix(in oklch, var(--bg) 72%, transparent);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;gap:32px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:18px;letter-spacing:-.02em}
.bolt{
  width:26px;height:26px;border-radius:8px;
  background:var(--accent);position:relative;
  box-shadow:0 4px 14px -4px var(--glow);
}
.bolt::after{
  content:"";position:absolute;inset:0;margin:auto;
  width:60%;height:60%;background:oklch(0.99 0.01 256);
  clip-path:polygon(54% 0,18% 56%,46% 56%,38% 100%,82% 40%,52% 40%);
}
.nav-links{display:flex;gap:26px;font-size:14.5px;color:var(--text-2)}
.nav-links a{transition:color .15s}
.nav-links a:hover{color:var(--text)}
.nav-cta{margin-left:auto;display:flex;align-items:center;gap:14px}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;padding:clamp(70px,11vw,130px) 0 80px;text-align:center;overflow:hidden}
.hero-glow{
  position:absolute;top:-120px;left:50%;transform:translateX(-50%);
  width:900px;height:560px;pointer-events:none;
  background:radial-gradient(ellipse at center, var(--glow), transparent 62%);
  filter:blur(8px);
}
.hero-grid{
  position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(var(--grid-dot) 1px, transparent 1px);
  background-size:26px 26px;
  -webkit-mask-image:radial-gradient(ellipse 80% 65% at 50% 30%, #000 30%, transparent 75%);
          mask-image:radial-gradient(ellipse 80% 65% at 50% 30%, #000 30%, transparent 75%);
}
.hero-inner{position:relative;max-width:820px;margin:0 auto}
.hero h1{margin:22px 0 0}
.hero .lead{margin:22px auto 0;max-width:600px}
.hero-cta{display:flex;gap:13px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.hero-note{margin-top:18px;font-size:13px;color:var(--muted);font-family:var(--font-mono);letter-spacing:.02em}

/* ---------- workflow diagram ---------- */
.flowcard{
  position:relative;margin:56px auto 0;max-width:960px;
  background:var(--bg-card);
  border:1px solid var(--border);border-radius:var(--r-lg);
  box-shadow:var(--shadow);
  padding:14px;
  backdrop-filter:blur(6px);
}
.flowcard-bar{
  display:flex;align-items:center;gap:7px;padding:8px 10px 14px;
}
.flowcard-bar .d{width:9px;height:9px;border-radius:50%;background:var(--border-2)}
.flowcard-bar .tag{
  margin-left:10px;font-family:var(--font-mono);font-size:11px;color:var(--muted);
}
.flow{
  display:flex;align-items:stretch;gap:0;
  background:var(--bg-2);
  border:1px solid var(--border);border-radius:14px;
  padding:30px 22px;overflow-x:auto;justify-content:center;
}
.flow-track{display:flex;align-items:center;gap:0;margin:0 auto}
.node{
  display:flex;flex-direction:column;gap:7px;min-width:118px;
  background:var(--surface);border:1px solid var(--border-2);border-radius:12px;
  padding:13px 15px;position:relative;
}
.node .nh{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:500}
.node .ndot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.node .nh.gray .ndot{background:var(--muted);box-shadow:0 0 0 4px oklch(0.6 0 0 / .12)}
.node .nsub{font-family:var(--font-mono);font-size:11px;color:var(--muted)}
.wire{
  width:34px;height:2px;align-self:center;position:relative;flex:none;
  background:var(--border-2);border-radius:2px;
}
.wire .pulse{
  position:absolute;top:50%;left:0;width:8px;height:8px;border-radius:50%;
  background:var(--accent);transform:translateY(-50%);
  box-shadow:0 0 10px 2px var(--accent);
  animation:flow 2.4s linear infinite;
}
@keyframes flow{0%{left:-4px;opacity:0}15%{opacity:1}85%{opacity:1}100%{left:100%;opacity:0}}
.wire:nth-of-type(2) .pulse{animation-delay:.6s}
.wire:nth-of-type(4) .pulse{animation-delay:1.2s}
.wire:nth-of-type(6) .pulse{animation-delay:1.8s}
@media (prefers-reduced-motion: reduce){ .wire .pulse{animation:none;opacity:.6;left:50%} }

/* ============================================================
   TOOLS STRIP
   ============================================================ */
.tools{padding:46px 0 18px;border-top:1px solid var(--border)}
.tools-label{text-align:center;font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--muted);text-transform:uppercase}
.tools-row{
  display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:26px;
}
.tool{
  display:inline-flex;align-items:center;
  border:1px solid var(--border);border-radius:11px;
  background:var(--bg-card);
  padding:9px 16px;font-size:15px;font-weight:500;color:var(--text-2);
  transition:border-color .2s, color .2s, transform .2s;
}
.tool:hover{border-color:var(--border-2);color:var(--text);transform:translateY(-2px)}

/* ============================================================
   SECTION SHELL
   ============================================================ */
.section{padding:clamp(72px,9vw,120px) 0}
.section-head{max-width:640px}
.section-head.center{margin:0 auto;text-align:center}
.section-head .h2{margin-top:16px}
.section-head .lead{margin-top:16px}

/* ---------- services ---------- */
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:52px}
.card{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);
  padding:26px;display:flex;flex-direction:column;gap:14px;
  transition:transform .2s ease, border-color .2s, background .2s;
}
.card:hover{transform:translateY(-3px);border-color:var(--border-2)}
.card .ic{
  width:42px;height:42px;border-radius:11px;display:grid;place-items:center;flex:none;
  background:var(--accent-soft);border:1px solid var(--accent-line);position:relative;
}
.card .ic::after{content:"";width:18px;height:18px;background:var(--accent)}
.ic.ic-flow::after{clip-path:polygon(0 35%,35% 35%,35% 0,65% 50%,35% 100%,35% 65%,0 65%)}
.ic.ic-agent::after{border-radius:50%;clip-path:none;box-shadow:0 0 0 3px var(--bg-card),0 0 0 4px var(--accent)}
.ic.ic-link::after{clip-path:polygon(0 30%,45% 30%,45% 0,55% 0,55% 30%,100% 30%,100% 70%,55% 70%,55% 100%,45% 100%,45% 70%,0 70%)}
.card h3{font-size:19px}
.card p{color:var(--text-2);font-size:15px;line-height:1.6}
.card .feat{display:flex;flex-direction:column;gap:8px;margin-top:2px}
.card .feat li{list-style:none;display:flex;gap:9px;align-items:flex-start;font-size:14px;color:var(--muted)}
.card .feat li::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--accent);margin-top:7px;flex:none}

/* ---------- process ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:52px;position:relative}
.step{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);
  padding:26px;display:flex;flex-direction:column;gap:12px;position:relative;
}
.step .snum{
  font-family:var(--font-mono);font-size:13px;color:var(--accent);
  display:flex;align-items:center;gap:10px;
}
.step .snum b{
  width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:var(--accent-soft);border:1px solid var(--accent-line);font-weight:600;
}
.step h3{font-size:19px;margin-top:4px}
.step p{color:var(--text-2);font-size:15px;line-height:1.6}

/* ---------- examples ---------- */
.cards-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:52px}
.ex{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);
  padding:24px;display:flex;flex-direction:column;gap:18px;
  transition:border-color .2s, transform .2s;
}
.ex:hover{border-color:var(--border-2);transform:translateY(-3px)}
.ex .mini{
  display:flex;align-items:center;gap:0;background:var(--bg-2);
  border:1px solid var(--border);border-radius:11px;padding:16px;overflow-x:auto;
}
.mini-node{
  background:var(--surface);border:1px solid var(--border-2);border-radius:9px;
  padding:8px 11px;font-size:12.5px;font-weight:500;white-space:nowrap;
  display:flex;align-items:center;gap:7px;
}
.mini-node .md{width:6px;height:6px;border-radius:50%;background:var(--accent)}
.mini-wire{width:24px;height:2px;background:var(--border-2);flex:none}
.ex h3{font-size:18px}
.ex p{color:var(--text-2);font-size:14.5px;line-height:1.6}
.ex .extag{font-family:var(--font-mono);font-size:11px;color:var(--muted);letter-spacing:.06em}

/* ============================================================
   FAQ
   ============================================================ */
.faq{max-width:760px;margin:48px auto 0;display:flex;flex-direction:column}
.qa{border-top:1px solid var(--border)}
.qa:last-child{border-bottom:1px solid var(--border)}
.qa summary{
  list-style:none;cursor:pointer;padding:22px 4px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  font-size:17px;font-weight:500;
}
.qa summary::-webkit-details-marker{display:none}
.qa .plus{flex:none;width:22px;height:22px;position:relative;color:var(--muted);transition:transform .2s}
.qa .plus::before,.qa .plus::after{content:"";position:absolute;background:currentColor;border-radius:2px}
.qa .plus::before{top:50%;left:2px;right:2px;height:2px;transform:translateY(-50%)}
.qa .plus::after{left:50%;top:2px;bottom:2px;width:2px;transform:translateX(-50%);transition:opacity .2s}
.qa[open] .plus::after{opacity:0}
.qa[open] .plus{color:var(--accent)}
.qa .a{padding:0 4px 24px;color:var(--text-2);font-size:15px;line-height:1.65;max-width:640px}

/* ============================================================
   CONTACT
   ============================================================ */
.contact{position:relative;overflow:hidden}
.contact .cglow{
  position:absolute;bottom:-200px;left:50%;transform:translateX(-50%);
  width:800px;height:480px;background:radial-gradient(ellipse,var(--glow),transparent 65%);
  pointer-events:none;filter:blur(8px);
}
.contact-grid{
  position:relative;display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center;
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:clamp(28px,4vw,52px);box-shadow:var(--shadow);
}
.contact-copy .h2{margin-top:16px}
.contact-copy .lead{margin-top:16px}
.contact-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.chip{
  font-family:var(--font-mono);font-size:12px;color:var(--text-2);
  border:1px solid var(--border-2);border-radius:20px;padding:6px 13px;
}
form.lead-form{display:flex;flex-direction:column;gap:15px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.field input,.field textarea{
  font-family:var(--font-display);font-size:15px;color:var(--text);
  background:var(--surface);border:1px solid var(--border-2);border-radius:11px;
  padding:12px 14px;transition:border-color .15s, box-shadow .15s;resize:vertical;
}
.field textarea{min-height:96px}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);
}
.form-success{
  display:none;flex-direction:column;gap:10px;align-items:flex-start;
  padding:8px 2px;
}
.form-success .badge{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:var(--accent-soft);border:1px solid var(--accent-line);
}
.form-success .badge::after{
  content:"";width:20px;height:11px;border-left:2.5px solid var(--accent);border-bottom:2.5px solid var(--accent);
  transform:rotate(-45deg) translate(1px,-2px);
}
form.sent .lead-fields{display:none}
form.sent .form-success{display:flex}

/* ============================================================
   FOOTER
   ============================================================ */
.footer{border-top:1px solid var(--border);padding:40px 0}
.footer-inner{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.footer .brand{font-size:16px}
.footer-links{display:flex;gap:22px;margin-left:auto;font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--text)}
.footer-copy{width:100%;margin-top:18px;font-size:13px;color:var(--muted);font-family:var(--font-mono)}

/* ============================================================
   reveal
   ============================================================ */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){ .reveal{opacity:1;transform:none;transition:none} }

/* ============================================================
   responsive
   ============================================================ */
@media (max-width:880px){
  .cards-3,.steps{grid-template-columns:minmax(0,1fr)}
  .cards-2{grid-template-columns:minmax(0,1fr)}
  .contact-grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .nav-links{display:none}
}
@media (max-width:520px){
  .container{padding:0 20px}
  .hero-cta .btn{flex:1}
  .nav-inner{gap:12px;height:60px}
  .nav-cta .btn{padding:9px 14px;font-size:14px}
}

/* ---- workflow diagram: vertical stack on narrow screens ---- */
@media (max-width:640px){
  .flow{overflow-x:visible;padding:24px 16px}
  .flow-track{flex-direction:column;align-items:stretch;gap:0;width:100%;margin:0}
  .node{min-width:0;width:100%}
  .wire{width:2px;height:26px;align-self:center;margin:0}
  .wire::after{
    right:auto;left:-3px;top:auto;bottom:-1px;
    border-left:4px solid transparent;border-right:4px solid transparent;
    border-top:7px solid var(--line);border-bottom:none;
  }
  .wire .pulse{left:50%;top:0;transform:translateX(-50%);animation:flowV 2.4s linear infinite}

  /* example mini-flows: vertical too */
  .ex .mini{flex-direction:column;align-items:center;overflow-x:visible;gap:0}
  .ex .mini-node{white-space:nowrap}
  .ex .mini-wire{width:2px;height:14px;flex:none}

  /* footer: stack, centered */
  .footer-inner{flex-direction:column;align-items:center;text-align:center;gap:16px}
  .footer-links{margin-left:0;flex-wrap:wrap;justify-content:center;gap:18px}
  .footer-copy{margin-top:0;word-break:break-word;text-align:center}

  /* tighten vertical rhythm on phones */
  .section{padding:52px 0}
  .cards-3,.cards-2{margin-top:28px}
  .steps,.faq{margin-top:28px}
  .hero{padding:56px 0 44px}
  .flowcard{margin-top:36px}
  .tools{padding:34px 0 8px}
}
@keyframes flowV{0%{top:-4px;opacity:0}15%{opacity:1}85%{opacity:1}100%{top:100%;opacity:0}}
@media (prefers-reduced-motion: reduce){ .wire .pulse{animation:none;opacity:.6} }