/* ============================================================
   TWICE TECHNOLOGIES — design tokens
   Palette: deep graphite/void base, electric cyan data-signal accent,
   warm copper "circuit trace" accent for CTAs and warmth.
   Type: Space Grotesk (display) / Inter (body) / JetBrains Mono (data, labels)
   ============================================================ */
:root{
  --void:        #090c11;
  --panel:       #0f141c;
  --panel-raised:#141b26;
  --panel-hi:    #1b2432;
  --line:        #212b3a;
  --line-soft:   #182030;

  --text-hi:     #eef2f7;
  --text:        #c3cbd8;
  --text-muted:  #7c879b;
  --text-dim:    #566078;

  --cyan:        #4fd8ff;
  --cyan-dim:    #1b8fb8;
  --cyan-glow:   rgba(79,216,255,0.35);
  --copper:      #ffab5c;
  --copper-dim:  #d98a44;
  --violet:      #9b8cff;

  --radius-s: 6px;
  --radius-m: 12px;
  --radius-l: 20px;

  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;

  --maxw: 1180px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  background:var(--void);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

body::before{
  content:"";
  position:fixed; inset:0;
  background-image:
    linear-gradient(rgba(79,216,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,216,255,0.035) 1px, transparent 1px);
  background-size:64px 64px;
  pointer-events:none;
  z-index:0;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black, transparent 75%);
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family:inherit; }

h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--text-hi);
  line-height:1.15;
  margin:0 0 0.5em;
  font-weight:600;
  letter-spacing:-0.01em;
}
h1{ font-size:clamp(2.4rem, 5vw, 4rem); font-weight:700; letter-spacing:-0.02em; }
h2{ font-size:clamp(1.8rem, 3.4vw, 2.6rem); }
h3{ font-size:1.3rem; }
p{ margin:0 0 1em; color:var(--text); }
.lede{ font-size:1.2rem; color:var(--text-hi); font-weight:400; }

.mono{ font-family:var(--font-mono); }
.eyebrow{
  font-family:var(--font-mono);
  font-size:0.78rem;
  letter-spacing:0.16em;
  text-transform:uppercase;
  color:var(--cyan);
  display:inline-flex;
  align-items:center;
  gap:0.6em;
  margin-bottom:1.1em;
}
.eyebrow::before{
  content:"";
  width:22px; height:1px;
  background:var(--cyan);
  display:inline-block;
}

.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 28px; position:relative; z-index:1; }
section{ position:relative; z-index:1; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:0.6em;
  padding:0.9em 1.7em;
  border-radius:var(--radius-s);
  font-family:var(--font-display);
  font-weight:600;
  font-size:0.96rem;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg, var(--copper), var(--copper-dim));
  color:#1a0f04;
  box-shadow:0 0 0 rgba(255,171,92,0);
}
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 10px 30px -8px rgba(255,171,92,0.55); }
.btn-ghost{
  background:transparent;
  border-color:var(--line);
  color:var(--text-hi);
}
.btn-ghost:hover{ border-color:var(--cyan); color:var(--cyan); box-shadow:0 0 0 1px var(--cyan) inset; }
.btn-row{ display:flex; flex-wrap:wrap; align-items:center; gap:1.2em; margin-top:2em; }
.btn-or{ font-family:var(--font-mono); font-size:0.78rem; color:var(--text-dim); letter-spacing:0.1em; }

/* ---------- header / nav ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(9,12,17,0.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav{
  max-width:var(--maxw); margin:0 auto; padding:0 28px;
  height:92px;
  display:flex; align-items:center; justify-content:space-between;
}
.brand{ display:flex; align-items:center; gap:0.9em; font-family:var(--font-display); font-weight:700; font-size:1.15rem; color:var(--text-hi); }
.brand-logo{ height:68px; width:auto; display:block; flex:none; }
.hero-slogan{
  font-family:var(--font-display); font-weight:600; font-size:1.05rem;
  color:var(--cyan); margin:0 0 0.9em; letter-spacing:0.01em;
}

.footer-col-brand .brand{ margin-bottom:0.2em; }
.footer-col-brand .brand-logo{ height:38px; }
.footer-tagline{
  font-family:var(--font-display); font-weight:600; color:var(--copper);
  font-size:1rem; margin:0 0 1em;
}

.nav-right{ display:flex; align-items:center; gap:1.8em; }

.nav-links{ display:flex; align-items:center; gap:2px; }
.nav-links a{
  font-family:var(--font-mono);
  font-size:0.82rem;
  letter-spacing:0.02em;
  color:var(--text-muted);
  padding:0.7em 0.85em;
  border-radius:var(--radius-s);
  transition:color .15s ease, background .15s ease;
}
.nav-links a:hover{ color:var(--text-hi); background:var(--panel-raised); }
.nav-links a.active{ color:var(--cyan); }
.nav-links a.support-link{
  color:var(--copper);
  border:1px solid rgba(255,171,92,0.35);
  margin-left:8px;
}
.nav-links a.support-link:hover{ background:rgba(255,171,92,0.1); color:var(--copper); }

/* ---------- services dropdown ---------- */
.nav-dropdown{ position:relative; }
.nav-dropdown-toggle{
  background:none; border:none; cursor:pointer;
  font-family:var(--font-mono); font-size:0.82rem; letter-spacing:0.02em;
  color:var(--text-muted);
  padding:0.7em 0.85em; border-radius:var(--radius-s);
  display:inline-flex; align-items:center; gap:0.4em;
  transition:color .15s ease, background .15s ease;
}
.nav-dropdown-toggle:hover{ color:var(--text-hi); background:var(--panel-raised); }
.nav-dropdown-toggle.active{ color:var(--cyan); }
.nav-dropdown-toggle .chevron{ transition:transform .2s ease; flex:none; }
.nav-dropdown:hover .nav-dropdown-toggle .chevron,
.nav-dropdown.open .nav-dropdown-toggle .chevron{ transform:rotate(180deg); }

.nav-dropdown-menu{
  position:absolute; top:calc(100% + 10px); left:0;
  background:var(--panel-raised); border:1px solid var(--line); border-radius:var(--radius-m);
  min-width:320px; padding:0.5em;
  box-shadow:0 24px 48px -16px rgba(0,0,0,0.65);
  opacity:0; visibility:hidden; transform:translateY(6px);
  transition:opacity .18s ease, transform .18s ease, visibility .18s ease;
  z-index:60;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu{
  opacity:1; visibility:visible; transform:translateY(0);
}
.nav-dropdown-menu a{
  display:block; padding:0.75em 0.9em; border-radius:var(--radius-s);
  font-family:var(--font-mono); font-size:0.8rem; color:var(--text-muted);
  white-space:normal; line-height:1.4;
}
.nav-dropdown-menu a:hover{ background:var(--panel-hi); color:var(--cyan); }
.nav-dropdown-menu a.active{ color:var(--cyan); }

.nav-cta{ display:flex; align-items:center; gap:0.8em; }
.nav-cta .btn{ padding:0.7em 1.3em; font-size:0.86rem; }
.nav-phone{ font-family:var(--font-mono); font-size:0.86rem; color:var(--text-hi); display:none; }

.nav-toggle{
  display:none; background:none; border:1px solid var(--line); border-radius:var(--radius-s);
  width:42px; height:42px; color:var(--text-hi); cursor:pointer; align-items:center; justify-content:center;
}

@media (max-width: 1020px){
  .nav-links{
    position:fixed; inset:92px 0 0 0; height:calc(100vh - 92px);
    background:var(--void); flex-direction:column; align-items:stretch;
    padding:1.5rem; gap:0.3em; overflow-y:auto;
    transform:translateX(100%); transition:transform .25s ease;
  }
  .nav-links.open{ transform:translateX(0); }
  .nav-links a{ padding:1em; border-bottom:1px solid var(--line-soft); font-size:0.95rem; }
  .nav-links a.support-link{ margin-left:0; margin-top:0.5em; text-align:center; }
  .nav-cta{ display:none; }
  .nav-toggle{ display:flex; }

  .nav-dropdown-toggle{
    width:100%; justify-content:space-between; padding:1em;
    border-bottom:1px solid var(--line-soft); font-size:0.95rem; border-radius:0;
  }
  .nav-dropdown-menu{
    position:static; opacity:1; visibility:visible; transform:none;
    box-shadow:none; border:none; background:none; padding:0;
    max-height:0; overflow:hidden; min-width:0;
    transition:max-height .25s ease;
  }
  .nav-dropdown.open .nav-dropdown-menu{ max-height:500px; }
  .nav-dropdown-menu a{ padding:0.9em 1em 0.9em 1.6em; border-bottom:1px solid var(--line-soft); font-size:0.9rem; }
}

/* ---------- hero w/ plexus canvas ---------- */
.hero{
  position:relative;
  padding:110px 0 100px;
  overflow:hidden;
  border-bottom:1px solid var(--line-soft);
  background:
    radial-gradient(ellipse 60% 55% at 82% 15%, rgba(79,216,255,0.10), transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 90%, rgba(255,171,92,0.06), transparent 60%),
    var(--void);
}
.hero.hero-compact{ padding:78px 0 68px; }
.hero canvas{
  position:absolute; inset:0; width:100%; height:100%;
  opacity:0.85;
}
.hero-inner{ position:relative; z-index:2; max-width:760px; }
.hero-inner.wide{ max-width:920px; }
.hero-stats{
  display:flex; flex-wrap:wrap; gap:2.4em;
  margin-top:3rem; padding-top:2rem; border-top:1px solid var(--line-soft);
}
.hero-stat b{ display:block; font-family:var(--font-display); font-size:1.7rem; color:var(--text-hi); }
.hero-stat span{ font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.08em; color:var(--text-dim); text-transform:uppercase; }
.breadcrumb{ font-family:var(--font-mono); font-size:0.76rem; color:var(--text-dim); margin-bottom:1.6em; letter-spacing:0.04em; }
.breadcrumb a{ color:var(--text-muted); }
.breadcrumb a:hover{ color:var(--cyan); }

/* ---------- sections ---------- */
.section{ padding:100px 0; }
.section-tight{ padding:70px 0; }
.section-alt{ background:var(--panel); border-top:1px solid var(--line-soft); border-bottom:1px solid var(--line-soft); }
.section-head{ max-width:700px; margin-bottom:3.2rem; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

/* ---------- reveal on scroll ---------- */
.reveal{ opacity:0; transform:translateY(22px); transition:opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity:1; transform:translateY(0); }

/* ---------- differentiator / pillar cards ---------- */
.pillars{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:var(--radius-m); overflow:hidden; }
.pillar{ background:var(--panel); padding:2.1rem 1.8rem; }
.pillar .num{ font-family:var(--font-mono); font-size:0.75rem; color:var(--cyan); margin-bottom:1em; display:block; }
.pillar h3{ font-size:1.05rem; margin-bottom:0.5em; }
.pillar p{ color:var(--text-muted); font-size:0.92rem; margin:0; }
@media (max-width:900px){ .pillars{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .pillars{ grid-template-columns:1fr; } }

/* ---------- service grid ---------- */
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.4rem; }
.grid-2{ display:grid; grid-template-columns:repeat(2,1fr); gap:1.4rem; }
@media (max-width:900px){ .grid-3, .grid-2{ grid-template-columns:1fr; } }

.card{
  background:linear-gradient(160deg, var(--panel-raised), var(--panel));
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  padding:2rem;
  transition:border-color .2s ease, transform .2s ease;
  position:relative;
}
.card:hover{ border-color:var(--cyan-dim); transform:translateY(-3px); }
.card .icon{ width:44px; height:44px; margin-bottom:1.3em; color:var(--cyan); }
.card h3{ margin-bottom:0.45em; }
.card p{ color:var(--text-muted); font-size:0.94rem; margin-bottom:1.2em; }
.card .tag-list{ display:flex; flex-wrap:wrap; gap:0.4em; margin-bottom:1.4em; }
.card .tag-list span{
  font-family:var(--font-mono); font-size:0.72rem; color:var(--text-muted);
  border:1px solid var(--line); border-radius:4px; padding:0.25em 0.6em;
}
.card .card-link{ font-family:var(--font-mono); font-size:0.82rem; color:var(--copper); display:inline-flex; align-items:center; gap:0.4em; }
.card .card-link:hover{ color:var(--cyan); }

/* ---------- feature block (image/canvas + text alternating) ---------- */
.feature{ display:grid; grid-template-columns:1fr 1fr; gap:3.5rem; align-items:center; }
.feature.reverse .feature-visual{ order:2; }
.feature-visual{
  aspect-ratio:4/3; border-radius:var(--radius-l); overflow:hidden; position:relative;
  border:1px solid var(--line); background:var(--panel);
}
.feature-visual canvas{ width:100%; height:100%; }
.feature ul{ margin-top:1.4em; display:grid; gap:0.7em; }
.feature li{ display:flex; gap:0.7em; align-items:flex-start; color:var(--text); font-size:0.95rem; }
.feature li svg{ flex:none; margin-top:3px; color:var(--cyan); }
@media (max-width:900px){ .feature, .feature.reverse .feature-visual{ grid-template-columns:1fr; order:0; } .feature{ gap:2rem; } }

/* ---------- checklist grid (services detail) ---------- */
.check-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:0.55em 2em; margin:1.4em 0; }
.check-grid div{ display:flex; gap:0.6em; font-size:0.94rem; color:var(--text); }
.check-grid svg{ flex:none; color:var(--cyan); margin-top:3px; }
@media (max-width:640px){ .check-grid{ grid-template-columns:1fr; } }

/* ---------- process timeline ---------- */
.process{ display:grid; grid-template-columns:repeat(6,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:var(--radius-m); overflow:hidden; }
.process-step{ background:var(--panel); padding:1.8rem 1.4rem; position:relative; }
.process-step .step-index{ font-family:var(--font-mono); color:var(--copper); font-size:0.78rem; display:block; margin-bottom:0.8em; }
.process-step h4{ font-family:var(--font-display); color:var(--text-hi); font-size:1rem; margin:0 0 0.4em; }
.process-step p{ font-size:0.85rem; color:var(--text-muted); margin:0; }
@media (max-width:980px){ .process{ grid-template-columns:repeat(3,1fr); } }
@media (max-width:640px){ .process{ grid-template-columns:1fr 1fr; } }

/* ---------- stat strip ---------- */
.stat-strip{ display:grid; grid-template-columns:repeat(4,1fr); border-top:1px solid var(--line-soft); border-bottom:1px solid var(--line-soft); }
.stat-strip div{ padding:2.2rem 1.5rem; text-align:center; border-left:1px solid var(--line-soft); }
.stat-strip div:first-child{ border-left:none; }
.stat-strip b{ display:block; font-family:var(--font-display); font-size:2.1rem; color:var(--cyan); }
.stat-strip span{ font-family:var(--font-mono); font-size:0.7rem; color:var(--text-dim); text-transform:uppercase; letter-spacing:0.08em; }
@media (max-width:760px){ .stat-strip{ grid-template-columns:1fr 1fr; } .stat-strip div{ border-top:1px solid var(--line-soft); } }

/* ---------- industries chip cloud ---------- */
.chip-cloud{ display:flex; flex-wrap:wrap; gap:0.7em; }
.chip-cloud span{
  font-family:var(--font-mono); font-size:0.82rem; color:var(--text);
  border:1px solid var(--line); background:var(--panel-raised);
  padding:0.55em 1.1em; border-radius:999px;
}

/* ---------- FAQ accordion ---------- */
.faq{ border-top:1px solid var(--line-soft); }
.faq-item{ border-bottom:1px solid var(--line-soft); }
.faq-q{
  width:100%; text-align:left; background:none; border:none; color:var(--text-hi);
  font-family:var(--font-display); font-size:1.02rem; padding:1.5em 0;
  display:flex; align-items:center; justify-content:space-between; gap:1em; cursor:pointer;
}
.faq-q .plus{ flex:none; width:22px; height:22px; position:relative; color:var(--cyan); }
.faq-q .plus::before, .faq-q .plus::after{ content:""; position:absolute; background:currentColor; top:50%; left:50%; transform:translate(-50%,-50%); }
.faq-q .plus::before{ width:14px; height:2px; }
.faq-q .plus::after{ width:2px; height:14px; transition:transform .2s ease; }
.faq-item.open .plus::after{ transform:translate(-50%,-50%) rotate(90deg) scaleY(0); }
.faq-a{ max-height:0; overflow:hidden; transition:max-height .3s ease; }
.faq-a p{ padding:0 0 1.6em; color:var(--text-muted); max-width:760px; }

/* ---------- CTA band ---------- */
.cta-band{
  position:relative; overflow:hidden;
  border-radius:var(--radius-l);
  padding:4rem 3rem;
  background:linear-gradient(135deg, #0d2530, #0a1720 55%, #150c05);
  border:1px solid var(--line);
  text-align:center;
}
.cta-band canvas{ position:absolute; inset:0; opacity:0.5; }
.cta-band .cta-inner{ position:relative; z-index:2; max-width:640px; margin:0 auto; }
.cta-badges{ display:flex; flex-wrap:wrap; gap:0.9em; justify-content:center; margin-top:2.2em; }
.cta-badges span{ font-family:var(--font-mono); font-size:0.74rem; color:var(--text-muted); border:1px solid var(--line); padding:0.5em 1em; border-radius:999px; }

/* ---------- footer ---------- */
.site-footer{ background:var(--panel); border-top:1px solid var(--line-soft); padding:70px 0 30px; }
.footer-grid{ display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:2.5rem; margin-bottom:3rem; }
.footer-col h4{ font-family:var(--font-mono); font-size:0.75rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--text-dim); margin-bottom:1.2em; }
.footer-col a{ display:block; color:var(--text-muted); font-size:0.9rem; padding:0.35em 0; }
.footer-col a:hover{ color:var(--cyan); }
.footer-bottom{ display:flex; flex-wrap:wrap; justify-content:space-between; gap:1em; padding-top:1.8rem; border-top:1px solid var(--line-soft); font-family:var(--font-mono); font-size:0.78rem; color:var(--text-dim); }
@media (max-width:900px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .footer-grid{ grid-template-columns:1fr; } }

/* ---------- misc ---------- */
.two-col-text{ display:grid; grid-template-columns:1fr 1fr; gap:3rem; }
@media (max-width:860px){ .two-col-text{ grid-template-columns:1fr; } }
.divider{ height:1px; background:var(--line-soft); margin:4rem 0; border:none; }
.badge-row{ display:flex; flex-wrap:wrap; gap:1.4rem; margin-top:1.6rem; }
.badge-row .b{ font-family:var(--font-mono); font-size:0.78rem; color:var(--text-muted); display:flex; align-items:center; gap:0.5em; }
.badge-row .b svg{ color:var(--copper); }