/* ------------------------------------------------------------
   Insessa Technologies CC — site styles
------------------------------------------------------------- */
:root{
  --ink: #10131A;
  --ink-soft: #1B2029;
  --ink-elev: #232936;
  --paper: #F4F2EC;
  --paper-alt: #E9E5D9;
  --red: #E1001A;
  --red-deep: #A5000F;
  --steel: #585D64;
  --line: #D5D0C3;
  --line-dark: #313849;
  --text-on-ink: #F4F2EC;
  --muted-on-ink: #A9AEB8;

  --font-display: "Space Grotesk", "Segoe UI", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;

  --max: 1200px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  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 0 0.5em; line-height:1.12; font-weight:600; }
p{ margin:0 0 1em; }
.wrap{ max-width: var(--max); margin:0 auto; padding:0 28px; }

.skip-link{
  position:absolute; left:-999px; top:0; background:var(--red); color:#fff;
  padding:10px 16px; z-index:200;
}
.skip-link:focus{ left:12px; top:12px; }

/* ---------------- Header ---------------- */
.site-header{
  position: sticky; top:0; z-index:100;
  background: rgba(244,242,236,0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding-top:14px; padding-bottom:14px;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand-mark{ width:38px; height:auto; }
.brand-text{ display:flex; flex-direction:column; line-height:1.15; }
.brand-name{ font-family: var(--font-display); font-weight:600; font-size:1rem; }
.brand-sub{ font-size:0.7rem; color: var(--steel); letter-spacing:0.02em; }

.primary-nav{ display:flex; align-items:center; gap:26px; }
.primary-nav a{ font-size:0.94rem; color: var(--ink); position:relative; padding:4px 0; }
.primary-nav a:not(.nav-phone):after{
  content:""; position:absolute; left:0; right:0; bottom:-6px; height:2px;
  background: var(--red); transform: scaleX(0); transform-origin:left;
  transition: transform .2s ease;
}
.primary-nav a:not(.nav-phone):hover:after,
.primary-nav a.active:after{ transform: scaleX(1); }
.primary-nav a.active{ font-weight:600; }
.nav-phone{
  font-weight:500; font-size:0.94rem; color: var(--ink);
}
.nav-phone:hover{ color: var(--red); }

.nav-toggle{
  display:none; background:none; border:0; width:34px; height:28px;
  flex-direction:column; justify-content:space-between; cursor:pointer; padding:0;
}
.nav-toggle span{ display:block; height:2px; background: var(--ink); }

/* ---------------- Buttons ---------------- */
.btn{
  display:inline-block; padding:13px 24px; border-radius:2px; font-weight:500;
  font-size:0.95rem; border:1px solid transparent; cursor:pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}
.btn-primary{ background: var(--red); color:#fff; }
.btn-primary:hover{ background: var(--red-deep); }
.btn-ghost{ border-color: rgba(244,242,236,0.35); color: var(--text-on-ink); }
.btn-ghost:hover{ border-color: #fff; }
.btn-dark{ background: var(--ink); color:#fff; }
.btn-dark:hover{ background: var(--red); }

/* ---------------- Hero (home) ---------------- */
.hero{
  position:relative; background: var(--ink); color: var(--text-on-ink);
  overflow:hidden; padding: 100px 0 80px;
}
.hero-field{ position:absolute; inset:0; overflow:hidden; }
.hero-svg{ position:absolute; right:-8%; top:-6%; width:70%; height:120%; opacity:0.9; }
.net-nodes circle{ filter: drop-shadow(0 0 4px rgba(225,0,26,0.6)); }
.hero-watermark{
  position:absolute; left:-140px; bottom:-160px; width:520px; opacity:0.05;
  filter: brightness(0) invert(1);
}
.hero-inner{ position:relative; z-index:2; max-width: 660px; }
.hero-eyebrow{ color: var(--red); font-weight:600; font-size:0.9rem; margin-bottom:14px; display:block; }
.hero-title{ font-size: clamp(2.5rem, 5.2vw, 3.7rem); letter-spacing: -0.01em; margin-bottom: 0.4em; }
.hero-lede{ font-size: 1.08rem; color: #C9CCD1; max-width: 54ch; margin-bottom: 2em; }
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom: 3.2em; }
.hero-stats{
  display:grid; grid-template-columns: repeat(3,1fr); gap: 24px;
  border-top: 1px solid rgba(244,242,236,0.16); padding-top: 28px; margin:0;
}
.hero-stats dt{ font-family: var(--font-display); font-size:2rem; color:#fff; font-weight:600; }
.hero-stats dd{ margin:6px 0 0; font-size:0.86rem; color:#AEB2B8; max-width:20ch; }

/* ---------------- Page hero (sub-pages) ---------------- */
.page-hero{
  position:relative; background: var(--ink); color:#fff; padding: 60px 0 46px; overflow:hidden;
}
.page-hero .hero-svg{ opacity:0.5; }
.breadcrumb{
  position:relative; z-index:2; font-size:0.85rem; color: var(--muted-on-ink); margin-bottom:16px;
}
.breadcrumb a{ color: var(--muted-on-ink); }
.breadcrumb a:hover{ color:#fff; }
.breadcrumb span{ color:#fff; }
.page-hero h1{ position:relative; z-index:2; font-size: clamp(2rem, 4vw, 2.8rem); max-width:18ch; }
.page-hero p{ position:relative; z-index:2; color:#C9CCD1; max-width:60ch; font-size:1.05rem; margin:0; }

/* ---------------- Section basics ---------------- */
.section{ padding: 88px 0; }
.section-head{ max-width: 640px; margin-bottom: 48px; }
.section-head h2{ font-size: clamp(1.7rem, 3vw, 2.2rem); }
.section-head p{ color: var(--steel); font-size:1.02rem; }
.section-head-light p{ color:#B7BAC0; }
.section-head-center{ margin-left:auto; margin-right:auto; text-align:center; }

/* ---------------- Feature / icon tiles (home teaser + services) ---------------- */
.icon-tile{
  width:52px; height:52px; border-radius:8px; background: var(--red);
  display:flex; align-items:center; justify-content:center; margin-bottom:20px; flex:0 0 auto;
}
.icon-tile svg{ width:26px; height:26px; stroke:#fff; }
.icon-tile.on-ink{ background: rgba(225,0,26,0.15); border:1px solid rgba(225,0,26,0.4); }
.icon-tile.on-ink svg{ stroke: var(--red); }

.feature-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border:1px solid var(--line); }
.feature-card{ background: var(--paper); padding: 32px 30px; }
.feature-card h3{ font-size:1.08rem; margin-bottom:8px; }
.feature-card p{ color: var(--steel); font-size:0.94rem; margin:0; }
.feature-link{ display:inline-block; margin-top:36px; font-weight:500; color: var(--red); }

.services-more{ text-align:center; margin-top:48px; }

/* ---------------- Image / text band ---------------- */
.split-band{ background: var(--paper); }
.split-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items:center; }
.split-grid.reverse .split-copy{ order:2; }
.split-grid.reverse .split-visual{ order:1; }
.split-copy h2{ font-size: clamp(1.7rem,3vw,2.2rem); max-width:16ch; }
.split-copy p{ color: var(--ink-soft); }
.split-visual{
  background: var(--ink); border-radius: 4px; aspect-ratio: 4/3; position:relative; overflow:hidden;
  display:flex; align-items:center; justify-content:center;
}
.split-visual svg{ width:78%; height:78%; }
.check-list{ margin-top:22px; display:flex; flex-direction:column; gap:14px; }
.check-list li{ display:flex; gap:12px; align-items:flex-start; color: var(--ink-soft); font-size:0.98rem; }
.check-mark{ flex:0 0 auto; width:9px; height:9px; margin-top:7px; background: var(--red); border-radius:1px; }

/* ---------------- Value band ---------------- */
.value-band{ background: var(--ink); color:#fff; padding: 70px 0; }
.value-grid{ display:grid; grid-template-columns: 0.8fr 1.2fr; gap: 40px; align-items:start; }
.value-heading{ font-size: clamp(1.5rem,2.6vw,1.9rem); max-width: 12ch; }
.value-list{ display:grid; grid-template-columns: 1fr 1fr; gap: 22px 32px; }
.value-list li{ display:flex; gap:14px; align-items:flex-start; color:#D8DADE; font-size:0.98rem; }
.value-mark{ flex:0 0 auto; width:9px; height:9px; margin-top:7px; background: var(--red); border-radius:1px; }

/* ---------------- About panels ---------------- */
.about-grid{ display:grid; grid-template-columns: 1.3fr 1fr; gap: 64px; align-items:start; }
.about-copy h2{ font-size: clamp(1.8rem, 3vw, 2.3rem); max-width: 16ch; }
.about-copy p{ color: var(--ink-soft); }
.about-panels{ display:flex; flex-direction:column; gap:20px; }
.panel{ background:#fff; border-left: 3px solid var(--red); padding: 24px 26px; border-radius: 0 3px 3px 0; }
.panel-tag{ display:block; font-family: var(--font-display); font-weight:600; color: var(--red); margin-bottom:10px; font-size:0.95rem; }
.panel p{ margin:0; color: var(--ink-soft); font-size:0.97rem; }

/* ---------------- Company facts strip ---------------- */
.facts-strip{ background: var(--paper-alt); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.facts-grid{ display:grid; grid-template-columns: repeat(4,1fr); }
.fact{ padding: 30px 28px; border-left: 1px solid var(--line); }
.fact:first-child{ border-left:0; }
.fact dt{ font-family: var(--font-display); font-weight:600; font-size:0.82rem; color: var(--red); margin-bottom:6px; }
.fact dd{ margin:0; color: var(--ink-soft); font-size:0.94rem; }

/* ---------------- Services detail grid ---------------- */
.services{ background: var(--paper); }
.service-detail-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.service-detail{ background:#fff; border:1px solid var(--line); padding: 28px 26px; border-radius:3px; }
.service-detail h3{ font-size:1.05rem; margin-bottom:8px; }
.service-detail p{ color: var(--steel); font-size:0.92rem; margin:0; }

/* ---------------- Process steps ---------------- */
.process{ background: var(--paper-alt); }
.process-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border:1px solid var(--line); counter-reset: step; }
.process-step{ background: var(--paper-alt); padding: 30px 26px; position:relative; }
.process-step::before{
  counter-increment: step; content: counter(step, decimal-leading-zero);
  display:block; font-family: var(--font-display); font-size:0.85rem; color: var(--red);
  font-weight:600; margin-bottom:14px;
}
.process-step h3{ font-size:1rem; margin-bottom:8px; }
.process-step p{ color: var(--steel); font-size:0.9rem; margin:0; }

/* ---------------- Team ---------------- */
.team{ background: var(--paper); }
.team-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.member{ border-top: 2px solid var(--ink); padding-top: 18px; }
.member-avatar{
  width:56px; height:56px; border-radius:50%; background: var(--ink); color:#fff;
  display:flex; align-items:center; justify-content:center; font-family: var(--font-display);
  font-weight:600; font-size:1.1rem; margin-bottom:16px;
}
.member h3{ font-size:1.15rem; margin-bottom:2px; }
.member-role{ display:block; color: var(--red); font-size:0.86rem; font-weight:500; margin-bottom:12px; }
.member p{ color: var(--ink-soft); font-size:0.94rem; }
.skill-chips{ display:flex; flex-wrap:wrap; gap:8px; margin-top:14px; }
.skill-chips li{ font-size:0.78rem; color: var(--steel); border:1px solid var(--line); padding:5px 10px; border-radius: 20px; }

/* ---------------- Clients strip ---------------- */
.clients{ background: var(--ink); color:#fff; }
.client-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line-dark); border:1px solid var(--line-dark); }
.client{ background: var(--ink); padding: 22px 22px; }
.client h3{ font-size: 0.95rem; margin-bottom:0; color:#fff; font-family: var(--font-display); font-weight:500; }

.client-detail-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line-dark); border:1px solid var(--line-dark); }
.client-detail{ background: var(--ink); padding: 24px; }
.client-detail h3{ font-size: 1rem; margin-bottom:8px; color:#fff; font-family: var(--font-display); }
.client-detail p{ font-size:0.85rem; color:#9FA3A9; margin:0; }

/* ---------------- CTA band ---------------- */
.cta-band{ background: var(--red); color:#fff; padding: 64px 0; }
.cta-inner{ display:flex; align-items:center; justify-content:space-between; gap:32px; flex-wrap:wrap; }
.cta-inner h2{ font-size: clamp(1.5rem,2.8vw,2rem); margin:0; max-width:26ch; }
.cta-band .btn-dark{ flex:0 0 auto; }

/* ---------------- Contact ---------------- */
.contact{ background: var(--paper); }
.contact-grid{ display:grid; grid-template-columns: 1fr 1.1fr; gap: 64px; }
.contact-info h2{ font-size: clamp(1.7rem,3vw,2.2rem); }
.contact-info p{ color: var(--steel); }
.info-list{ margin-top: 30px; display:flex; flex-direction:column; gap:20px; }
.info-list dt{ font-family: var(--font-display); font-weight:600; font-size:0.82rem; color: var(--red); margin-bottom:4px; }
.info-list dd{ margin:0; color: var(--ink-soft); }
.info-list a:hover{ color: var(--red); }

.contact-form{ background:#fff; border:1px solid var(--line); padding: 32px; border-radius:3px; }
.form-row{ margin-bottom:18px; display:flex; flex-direction:column; gap:6px; }
.form-row.two-col{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form-row label{ font-size:0.85rem; color: var(--steel); }
.form-row input, .form-row textarea, .form-row select{
  font-family: var(--font-body); font-size:0.98rem; padding:11px 13px;
  border:1px solid var(--line); border-radius:2px; background: var(--paper);
  color: var(--ink); resize: vertical;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus{
  outline: 2px solid var(--red); outline-offset:1px; background:#fff;
}
.hp-field{ position:absolute; left:-9999px; }
.form-note{ margin:12px 0 0; font-size:0.88rem; color: var(--steel); }

.map-wrap{ margin-top:56px; border:1px solid var(--line); border-radius:3px; overflow:hidden; }
.map-wrap iframe{ width:100%; height:360px; border:0; display:block; filter: grayscale(0.15); }
.map-note{ font-size:0.82rem; color: var(--steel); margin-top:10px; }

/* ---------------- Footer ---------------- */
.site-footer{ background: var(--ink); color:#9FA3A9; padding-top: 64px; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 44px; }
.footer-brand{ display:flex; align-items:center; gap:12px; margin-bottom:16px; }
.footer-mark{ width:30px; filter: brightness(0) invert(1); opacity:0.85; }
.footer-name{ margin:0; color:#fff; font-weight:600; font-family: var(--font-display); font-size:0.95rem; }
.footer-desc{ font-size:0.86rem; line-height:1.6; max-width:34ch; }
.footer-col h4{ color:#fff; font-size:0.85rem; margin-bottom:16px; }
.footer-col ul{ display:flex; flex-direction:column; gap:10px; }
.footer-col a{ font-size:0.86rem; }
.footer-col a:hover{ color:#fff; }
.footer-bottom{
  border-top:1px solid var(--line-dark); padding: 22px 0; display:flex;
  justify-content:space-between; flex-wrap:wrap; gap:10px; font-size:0.78rem;
}

/* ---------------- Focus visibility ---------------- */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline: 2px solid var(--red); outline-offset:2px;
}

/* ---------------- Reduced motion ---------------- */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .primary-nav a:after{ transition:none; }
}

/* ---------------- Responsive ---------------- */
@media (max-width: 980px){
  .about-grid, .value-grid, .contact-grid, .split-grid{ grid-template-columns: 1fr; }
  .split-grid.reverse .split-copy, .split-grid.reverse .split-visual{ order:0; }
  .team-grid, .feature-grid, .service-detail-grid{ grid-template-columns: 1fr 1fr; }
  .client-grid, .process-grid{ grid-template-columns: 1fr 1fr; }
  .client-detail-grid{ grid-template-columns: 1fr 1fr; }
  .facts-grid{ grid-template-columns: 1fr 1fr; }
  .fact:nth-child(3){ border-left:0; }
  .value-list{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px){
  .nav-toggle{ display:flex; }
  .primary-nav{
    position:absolute; top:100%; left:0; right:0; background: var(--paper);
    flex-direction:column; align-items:flex-start; gap:0; border-bottom:1px solid var(--line);
    max-height:0; overflow:hidden; transition: max-height .25s ease;
  }
  .primary-nav.open{ max-height:420px; }
  .primary-nav a{ padding:14px 28px; width:100%; border-top:1px solid var(--line); }
  .nav-phone{ display:inline-block; margin:14px 28px; }
  .hero{ padding: 64px 0 52px; }
  .hero-stats{ grid-template-columns: 1fr; gap:16px; }
  .section{ padding: 60px 0; }
  .team-grid, .feature-grid, .service-detail-grid, .client-grid, .client-detail-grid, .process-grid{ grid-template-columns: 1fr; }
  .facts-grid{ grid-template-columns: 1fr; }
  .fact{ border-left:0; border-top:1px solid var(--line); }
  .fact:first-child{ border-top:0; }
  .hero-svg{ width:110%; right:-20%; opacity:0.5; }
  .cta-inner{ flex-direction:column; align-items:flex-start; }
  .footer-grid{ grid-template-columns: 1fr; }
  .form-row.two-col{ grid-template-columns: 1fr; }
}