/* ==========================================================================
   NOVAE TECH — Design System
   Ink/Paper/Red typographic system. See README for brand rationale.
   ========================================================================== */

:root{
  --ink:        #0D0D0E;
  --ink-soft:   #1C1B1A;
  --paper:      #F7F5F0;
  --paper-dim:  #EFEBE2;
  --red:        #EF1422;
  --red-deep:   #A80F1B;
  --stone:      #8A8680;
  --stone-lt:   #B9B4AA;
  --line:       #E4E0D8;
  --line-dark:  #2A2A2C;
  --white:      #FFFFFF;

  --font-display: 'Space Grotesk', 'Arial Narrow', sans-serif;
  --font-body:    'Inter', -apple-system, 'Segoe UI', sans-serif;
  --font-mono:    'IBM Plex Mono', 'Courier New', monospace;

  --max: 1180px;
  --gutter: clamp(20px, 5vw, 64px);
  --radius: 2px;
  --ease: cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  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{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family:var(--font-display); margin:0; font-weight:700; letter-spacing:-0.01em; }
p{ margin:0; }
button{ font-family:inherit; cursor:pointer; }

:focus-visible{
  outline:2px solid var(--red);
  outline-offset:3px;
}

.wrap{
  max-width:var(--max);
  margin:0 auto;
  padding-left:var(--gutter);
  padding-right:var(--gutter);
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:0.06em;
  text-transform:uppercase;
  padding:14px 26px;
  border:1px solid var(--ink);
  border-radius:var(--radius);
  background:transparent;
  transition:background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), transform .2s var(--ease);
  white-space:nowrap;
}
.btn:hover{ transform:translateY(-1px); }
.btn-primary{ background:var(--ink); color:var(--paper); border-color:var(--ink); }
.btn-primary:hover{ background:var(--red); border-color:var(--red); color:var(--white); }
.btn-ghost{ border-color:var(--ink); color:var(--ink); }
.btn-ghost:hover{ background:var(--ink); color:var(--paper); }
.btn-red{ background:var(--red); border-color:var(--red); color:var(--white); }
.btn-red:hover{ background:var(--red-deep); border-color:var(--red-deep); }
.on-dark .btn-ghost{ border-color:var(--paper); color:var(--paper); }
.on-dark .btn-ghost:hover{ background:var(--paper); color:var(--ink); }
.btn-arrow{ transition:transform .25s var(--ease); }
.btn:hover .btn-arrow{ transform:translateX(3px); }

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(13,13,14,0.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line-dark);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px var(--gutter);
  max-width:var(--max);
  margin:0 auto;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  line-height:0;
}
.logo img{
  height:26px;
  width:auto;
  display:block;
}
.nav-links{
  display:flex;
  gap:34px;
  align-items:center;
}
.nav-links a{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:0.04em;
  text-transform:uppercase;
  color:var(--stone-lt);
  position:relative;
  padding-bottom:4px;
}
.nav-links a::after{
  content:"";
  position:absolute; left:0; right:100%; bottom:0;
  height:1px; background:var(--red);
  transition:right .25s var(--ease);
}
.nav-links a:hover{ color:var(--paper); }
.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after{ right:0; }
.nav-links a[aria-current="page"]{ color:var(--red); }
.nav-cta{ display:flex; align-items:center; gap:22px; }
.nav-cta .btn-ghost{
  border-color:var(--paper);
  color:var(--paper);
}
.nav-cta .btn-ghost:hover{
  background:var(--red);
  border-color:var(--red);
  color:var(--white);
}
.nav-toggle{
  display:none;
  background:none; border:none; padding:8px;
  flex-direction:column; gap:5px;
}
.nav-toggle span{ width:22px; height:2px; background:var(--paper); display:block; }

@media (max-width: 860px){
  .nav-toggle{ display:flex; }
  .nav-links{
    position:fixed; inset:65px 0 0 0;
    background:var(--ink);
    flex-direction:column;
    align-items:flex-start;
    padding:34px var(--gutter);
    gap:22px;
    transform:translateY(-8px);
    opacity:0;
    pointer-events:none;
    transition:opacity .25s var(--ease), transform .25s var(--ease);
    border-top:1px solid var(--line-dark);
  }
  .nav-links.open{ opacity:1; pointer-events:auto; transform:translateY(0); }
  .nav-links a{ font-size:16px; color:var(--stone-lt); }
  .nav-cta .btn-ghost{ display:none; }
}

/* ---------- Sections ---------- */
section{ padding:96px 0; }
.section-tight{ padding:64px 0; }
.on-dark{ background:var(--ink); color:var(--paper); }
.on-red{ background:var(--red); color:var(--white); }
.bordered{ border-top:1px solid var(--line); }
.on-dark.bordered{ border-top:1px solid var(--line-dark); }

.section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:40px;
  margin-bottom:52px;
  flex-wrap:wrap;
}
.section-head h2{ font-size:clamp(28px,4vw,42px); max-width:640px; }
.section-head p{ max-width:380px; color:var(--stone); font-size:15px; }

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:64px 0 88px;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.15fr 0.85fr;
  gap:48px;
  align-items:center;
}
.hero h1{
  font-size:clamp(38px, 5.6vw, 68px);
  line-height:1.04;
  margin:0 0 26px;
}
.hero h1 em{
  font-style:normal;
  color:var(--red);
}
.hero-sub{
  font-size:17px;
  color:var(--ink-soft);
  max-width:480px;
  margin-bottom:36px;
}
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; }
.hero-burst{ width:100%; height:auto; }

@media (max-width: 900px){
  .hero-grid{ grid-template-columns:1fr; }
}

/* ---------- Service / Industry Cards ---------- */
.grid{
  display:grid;
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.on-dark .grid{ background:var(--line-dark); border-color:var(--line-dark); }
.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:1fr 1fr; } }
@media (max-width:640px){ .grid-3, .grid-2{ grid-template-columns:1fr; } }

.card{
  background:var(--paper);
  padding:38px 32px;
  transition:background .25s var(--ease);
}
.on-dark .card{ background:var(--ink); }
.card:hover{ background:var(--paper-dim); }
.on-dark .card:hover{ background:#161617; }
.card .num{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--red);
  margin-bottom:22px;
  display:block;
}
.icon-badge{
  width:52px; height:52px;
  display:flex; align-items:center; justify-content:center;
  border:1px solid var(--line);
  margin-bottom:24px;
  color:var(--red);
  background:var(--paper);
  transition:border-color .25s var(--ease), transform .25s var(--ease);
}
.icon-badge svg{ width:24px; height:24px; display:block; }
.card:hover .icon-badge{ border-color:var(--red); transform:translateY(-2px); }
.on-dark .icon-badge{ border-color:var(--line-dark); background:var(--ink); }
.on-dark .card:hover .icon-badge{ border-color:var(--red); }
.service-row .icon-badge{ margin-bottom:0; }
.card h3{ font-size:21px; margin-bottom:12px; }
.card p{ color:var(--stone); font-size:14.5px; }
.card ul{ margin-top:16px; }
.card ul li{
  font-size:13.5px;
  color:var(--ink-soft);
  padding:6px 0;
  border-top:1px solid var(--line);
}
.on-dark .card ul li{ border-top:1px solid var(--line-dark); color:var(--stone-lt); }
.card ul li:first-child{ border-top:none; }

/* ---------- Service list rows (services page) ---------- */
.service-row{
  display:grid;
  grid-template-columns: 90px 1.1fr 1.4fr;
  gap:40px;
  padding:44px 0;
  border-top:1px solid var(--line);
  align-items:start;
}
.service-row:last-child{ border-bottom:1px solid var(--line); }
.service-row .num{ font-family:var(--font-mono); color:var(--red); font-size:14px; padding-top:6px; }
.service-row h3{ font-size:26px; margin-bottom:10px; }
.service-row .desc{ color:var(--stone); font-size:15px; }
.service-row .detail p{ color:var(--ink-soft); font-size:15px; margin-bottom:16px; }
.service-row .tags{ display:flex; flex-wrap:wrap; gap:8px; margin-top:14px; }
.service-row .tags span{
  font-family:var(--font-mono);
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:0.04em;
  border:1px solid var(--line);
  padding:6px 10px;
  color:var(--ink-soft);
}
@media (max-width:800px){
  .service-row{ grid-template-columns:1fr; gap:14px; }
}

/* ---------- Sector switcher (signature element) ---------- */
.sector-switcher{
  border:1px solid var(--line);
}
.sector-tabs{
  display:flex;
  border-bottom:1px solid var(--line);
}
.sector-tab{
  flex:1;
  background:none;
  border:none;
  padding:20px 18px;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:0.05em;
  text-transform:uppercase;
  color:var(--stone);
  border-right:1px solid var(--line);
  position:relative;
  transition:color .2s var(--ease), background .2s var(--ease);
}
.sector-tab:last-child{ border-right:none; }
.sector-tab::before{
  content:"";
  position:absolute; left:0; right:0; bottom:-1px;
  height:2px; background:var(--red);
  transform:scaleX(0);
  transition:transform .25s var(--ease);
}
.sector-tab[aria-selected="true"]{ color:var(--ink); background:var(--paper-dim); }
.sector-tab[aria-selected="true"]::before{ transform:scaleX(1); }
.sector-panels{ padding:44px 40px; }
.sector-panel{ display:none; }
.sector-panel.active{ display:grid; grid-template-columns:1fr 1fr; gap:40px; }
.sector-panel h3{ font-size:24px; margin-bottom:14px; }
.sector-panel p{ color:var(--stone); font-size:15px; margin-bottom:18px; }
.sector-panel .points li{
  font-size:14px;
  padding:10px 0;
  border-top:1px solid var(--line);
  display:flex; gap:10px;
}
.sector-panel .points li::before{ content:"—"; color:var(--red); }
@media (max-width:700px){
  .sector-tabs{ flex-direction:column; }
  .sector-tab{ border-right:none; border-bottom:1px solid var(--line); text-align:left; }
  .sector-panel.active{ grid-template-columns:1fr; }
  .sector-panels{ padding:30px 22px; }
}

/* ---------- Process / Steps ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line-dark);
}
.step{ background:var(--ink); padding:34px 26px; }
.step .num{ font-family:var(--font-mono); color:var(--red); font-size:13px; }
.step h4{ font-size:18px; margin:16px 0 10px; color:var(--paper); }
.step p{ font-size:13.5px; color:var(--stone-lt); }
@media (max-width:900px){ .steps{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .steps{ grid-template-columns:1fr; } }

/* ---------- Quote / CTA banner ---------- */
.cta-band{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:24px;
  padding:56px var(--gutter);
}
.cta-band h2{ font-size:clamp(24px,3.4vw,36px); max-width:520px; }

/* ---------- Footer ---------- */
.site-footer{ background:var(--ink); color:var(--paper); }
.site-footer .logo img{ height:30px; }
.footer-top{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:40px;
  padding:64px 0 48px;
  border-bottom:1px solid var(--line-dark);
}
.footer-top h4{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--stone-lt);
  margin-bottom:18px;
}
.footer-top p{ color:var(--stone-lt); font-size:14px; max-width:280px; }
.footer-top ul li{ padding:6px 0; }
.footer-top ul li a{ font-size:14px; color:var(--paper); }
.footer-top ul li a:hover{ color:var(--red); }
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center;
  padding:26px 0; flex-wrap:wrap; gap:12px;
}
.footer-bottom p{ font-family:var(--font-mono); font-size:12px; color:var(--stone-lt); }
@media (max-width:800px){ .footer-top{ grid-template-columns:1fr 1fr; } }
@media (max-width:520px){ .footer-top{ grid-template-columns:1fr; } }

/* ---------- Page headers (interior pages) ---------- */
.page-head{ padding:64px 0 48px; }
.page-head h1{ font-size:clamp(32px,5vw,52px); margin:0 0 18px; max-width:760px; }
.page-head p{ color:var(--stone); font-size:16px; max-width:560px; }

/* ---------- Forms (contact page) ---------- */
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:56px; }
.field{ margin-bottom:22px; }
.field label{
  display:block;
  font-family:var(--font-mono);
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:0.05em;
  color:var(--stone);
  margin-bottom:8px;
}
.field input, .field textarea, .field select{
  width:100%;
  border:1px solid var(--line);
  background:var(--white);
  padding:13px 14px;
  font-family:var(--font-body);
  font-size:15px;
  border-radius:var(--radius);
  transition:border-color .2s var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus{
  border-color:var(--ink);
  outline:none;
}
.field textarea{ min-height:130px; resize:vertical; }
.form-note{ font-size:12.5px; color:var(--stone); margin-top:14px; }
#form-status.active{ color:var(--red); font-weight:600; font-size:13.5px; }
.contact-info dt{
  font-family:var(--font-mono);
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:0.05em;
  color:var(--stone);
  margin-top:26px;
}
.contact-info dt:first-child{ margin-top:0; }
.contact-info dd{ margin:6px 0 0; font-size:17px; font-family:var(--font-display); }
@media (max-width:800px){ .form-grid{ grid-template-columns:1fr; gap:34px; } }

/* ---------- Utility ---------- */
.mt-lg{ margin-top:64px; }
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in{ opacity:1; transform:none; }
.center{ text-align:center; }
.badge-list{ display:flex; flex-wrap:wrap; gap:10px; margin-top:22px; }
.badge-list span{
  font-family:var(--font-mono); font-size:11.5px; text-transform:uppercase; letter-spacing:.04em;
  border:1px solid var(--line-dark); padding:7px 12px; color:var(--stone-lt);
}