/* ==========================================================================
   PULSE ENERGY — Design System
   Deep Navy #002B5B / Energy Green #2EAD4B / Accent Green #6CC04A / Steel Grey #6B7280
   ========================================================================== */

:root {
  --navy: #002B5B;
  --navy-2: #041c38;
  --navy-3: #06264a;
  --green: #2EAD4B;
  --green-light: #6CC04A;
  --grey: #6B7280;
  --grey-light: #9aa3ad;
  --white: #ffffff;
  --off-white: #F5F8FA;
  --ink: #10202f;

  --grad-icon: linear-gradient(160deg, var(--navy) 0%, #0d5c86 45%, var(--green-light) 100%);
  --grad-cta: linear-gradient(135deg, var(--green) 0%, var(--green-light) 100%);
  --grad-navy: linear-gradient(160deg, var(--navy-2) 0%, var(--navy) 55%, #063456 100%);

  --font: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --container: 1240px;
  --gutter: clamp(24px, 6vw, 96px);

  --radius: 6px;
  --radius-lg: 14px;

  --shadow-sm: 0 2px 10px rgba(0,43,91,0.06);
  --shadow-md: 0 12px 32px rgba(0,43,91,0.12);
  --shadow-lg: 0 24px 60px rgba(0,20,45,0.22);

  --ease: cubic-bezier(.22,.68,0,1);
  --dur: .7s;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1,h2,h3,h4,p { margin: 0; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

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

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-weight: 800; line-height: 1.12; color: var(--navy); letter-spacing: -0.01em; }
h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.55rem); }
p { line-height: 1.7; color: #3c4a58; font-size: 1.03rem; }
.lede { font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: #4a5866; line-height: 1.65; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 2px;
  background: var(--green);
  display: inline-block;
}
.on-dark .eyebrow, .on-navy .eyebrow { color: var(--green-light); }

.sector-line {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  font-weight: 600;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
}
.sector-line span { color: var(--green-light); margin: 0 10px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 34px;
  border-radius: 3px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 2px solid transparent;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s, color .35s, border-color .35s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--grad-cta);
  color: var(--white);
  box-shadow: 0 10px 26px rgba(46,173,75,0.32);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(46,173,75,0.42); }

.btn-outline-light {
  border-color: rgba(255,255,255,0.65);
  color: var(--white);
  background: transparent;
}
.btn-outline-light:hover { background: rgba(255,255,255,0.12); border-color: #fff; transform: translateY(-3px); }

.btn-outline-navy {
  border-color: var(--navy);
  color: var(--navy);
  background: transparent;
}
.btn-outline-navy:hover { background: var(--navy); color: #fff; transform: translateY(-3px); }

.btn-sm { padding: 12px 24px; font-size: 0.74rem; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 22px 0;
  transition: background .4s var(--ease), padding .4s var(--ease), box-shadow .4s var(--ease);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; }
.site-header.is-solid {
  background: rgba(0,43,91,0.97);
  padding: 12px 0;
  box-shadow: 0 6px 24px rgba(0,20,45,0.18);
  backdrop-filter: blur(6px);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 42px; width: auto; transition: height .4s var(--ease); }
.site-header.is-solid .brand img { height: 36px; }

.main-nav { display: flex; align-items: center; gap: 40px; }
.main-nav ul { display: flex; gap: 34px; }
.main-nav a {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  position: relative;
  padding-bottom: 4px;
}
.main-nav a::after {
  content:'';
  position:absolute; left:0; bottom:0;
  width:0; height:2px;
  background: var(--green-light);
  transition: width .3s var(--ease);
}
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }
.main-nav a.active { color: var(--green-light); }

.header-cta { display: flex; align-items: center; gap: 28px; }
.nav-toggle { display: none; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
}
.hero-media {
  position: absolute; inset: 0;
  z-index: 0;
}
.hero-media img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.08);
  animation: heroZoom 16s ease-out forwards;
}
@keyframes heroZoom { from { transform: scale(1.08);} to { transform: scale(1);} }
.hero-media::after {
  content:'';
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(0,15,35,0.55) 0%, rgba(0,20,45,0.28) 32%, rgba(0,20,45,0.55) 78%, rgba(0,12,28,0.88) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  padding-top: 180px;
  padding-bottom: 90px;
  width: 100%;
}
.hero h1 {
  color: #fff;
  font-size: clamp(2.5rem, 5.6vw, 4.6rem);
  max-width: 900px;
  margin-bottom: 26px;
  animation: fadeUp 1s var(--ease) .2s both;
}
.hero .lede {
  color: rgba(255,255,255,0.92);
  max-width: 620px;
  margin-bottom: 40px;
  animation: fadeUp 1s var(--ease) .4s both;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 18px; margin-bottom: 56px; animation: fadeUp 1s var(--ease) .6s both; }
.hero-sectors { animation: fadeUp 1s var(--ease) .8s both; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-hero {
  position: relative;
  min-height: 62vh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
}
.page-hero .hero-content { padding-top: 170px; padding-bottom: 70px; }
.page-hero .breadcrumb { animation: fadeUp 1s var(--ease) .1s both; }
.page-hero h1 { color: #fff; font-size: clamp(2.2rem, 4.6vw, 3.6rem); max-width: 820px; text-shadow: 0 2px 24px rgba(0,10,25,0.35); animation: fadeUp 1s var(--ease) .25s both; }
.page-hero .lede { color: rgba(255,255,255,0.92); animation: fadeUp 1s var(--ease) .45s both; }
.breadcrumb {
  display:flex; align-items:center; gap:8px;
  font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: rgba(255,255,255,0.75); margin-bottom: 18px; font-weight: 600;
}
.breadcrumb span { color: var(--green-light); }

/* ---------- Sections ---------- */
section { position: relative; padding: 110px 0; }
@media (max-width: 768px) { section { padding: 72px 0; } }

.section-white { background: var(--white); }
.section-off { background: var(--off-white); }
.section-navy { background: var(--grad-navy); color: #fff; }
.section-navy h2, .section-navy h3 { color: #fff; }
.section-navy p { color: rgba(255,255,255,0.82); }

.section-head { max-width: 760px; margin-bottom: 60px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow::before { display:none; }

/* ---------- Grid helpers ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 34px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }

/* ---------- Principle / value tiles ---------- */
.principles { display: grid; grid-template-columns: repeat(4,1fr); gap: 30px; margin-top: 56px; }
.principle {
  text-align: center;
  padding: 8px;
}
.principle-icon {
  width: 68px; height: 68px;
  margin: 0 auto 20px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(160deg, #eaf5ec, #dcf0e0);
  color: var(--green);
}
.principle-icon svg { width: 30px; height: 30px; }
.principle h4 { font-size: 1.05rem; margin-bottom: 6px; }
.principle p { font-size: 0.92rem; }

/* ---------- Solution cards ---------- */
.solutions-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.solution-card {
  position: relative;
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
  display: flex;
  flex-direction: column;
}
.solution-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.solution-card .thumb { position: relative; height: 210px; overflow: hidden; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
.solution-card .body { border-radius: 0 0 var(--radius-lg) var(--radius-lg); }
.solution-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.solution-card:hover .thumb img { transform: scale(1.08); }
.solution-card .thumb::after {
  content:'';
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(0,43,91,0) 40%, rgba(0,43,91,0.55) 100%);
}
.solution-icon {
  position: absolute; left: 20px; bottom: -26px;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--grad-cta);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 18px rgba(46,173,75,0.35);
  z-index: 2;
}
.solution-icon svg { width: 26px; height: 26px; stroke: #fff; }
.solution-card .body { padding: 40px 26px 30px; flex:1; display:flex; flex-direction:column; }
.solution-card h3 { margin-bottom: 10px; }
.solution-card p { font-size: 0.95rem; margin-bottom: 16px; }
.solution-card .checklist { margin-top: auto; }
.checklist li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.87rem; color: #46545f;
  padding: 5px 0;
}
.checklist li svg { flex-shrink:0; width:16px; height:16px; margin-top:3px; stroke: var(--green); }

/* ---------- Split media sections ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 640px;
}
.split-media { position: relative; overflow: hidden; }
.split-media img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.split-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px var(--gutter);
}
.split.reverse { direction: rtl; }
.split.reverse .split-text { direction: ltr; }
.split.reverse .split-media { direction: ltr; }

.feature-points { margin-top: 34px; display: flex; flex-direction: column; gap: 24px; }
.feature-point { display: flex; gap: 18px; align-items: flex-start; }
.feature-point .fp-icon {
  flex-shrink: 0;
  width: 46px; height: 46px; border-radius: 50%;
  background: rgba(46,173,75,0.12);
  display: flex; align-items: center; justify-content: center;
}
.feature-point .fp-icon svg { width: 22px; height: 22px; stroke: var(--green); }
.on-dark .feature-point .fp-icon { background: rgba(255,255,255,0.14); }
.on-dark .feature-point .fp-icon svg { stroke: #fff; }
.feature-point h4 { font-size: 1.02rem; margin-bottom: 4px; color: var(--navy); }
.on-dark .feature-point h4 { color: #fff; }
.feature-point p { font-size: 0.92rem; margin: 0; }

/* market chips */
.market-list { display: flex; flex-direction: column; gap: 4px; margin-top: 30px; }
.market-item {
  display: flex; align-items: center; gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.14);
  font-weight: 600; font-size: 1.02rem;
}
.market-item .mi-icon {
  width: 42px; height: 42px; border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.5);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.market-item .mi-icon svg { width: 20px; height: 20px; stroke: #fff; }

/* Why Pulse */
.differentiators { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px 40px; margin-top: 44px; }
.diff-item { display: flex; gap: 18px; }
.diff-num {
  flex-shrink:0;
  width: 50px; height: 50px; border-radius: 50%;
  background: var(--navy);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 0.95rem;
}
.diff-item h4 { font-size: 1rem; margin-bottom: 5px; }
.diff-item p { font-size: 0.9rem; }

/* Approach steps */
.approach-steps { display: flex; flex-direction: column; margin-top: 20px; }
.approach-step {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 26px;
  padding: 30px 0;
  border-bottom: 1px solid #e6ebef;
  position: relative;
}
.approach-step:last-child { border-bottom: none; }
.approach-step .step-num {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--grad-cta);
  color: #fff; font-weight: 800; font-size: 1.25rem;
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 8px 20px rgba(46,173,75,0.3);
}
.approach-step h4 { font-size: 1.12rem; margin-bottom: 6px; }
.approach-step p { font-size: 0.95rem; margin: 0; }

/* Quality grid */
.quality-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-top: 20px; }
.quality-item {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 34px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.quality-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.quality-item .qi-icon {
  width: 54px; height: 54px; border-radius: 12px;
  background: linear-gradient(160deg,#eaf3fb,#dceefb);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.quality-item .qi-icon svg { width: 26px; height: 26px; stroke: var(--navy); }
.quality-item h4 { font-size: 1.06rem; margin-bottom: 8px; }
.quality-item p { font-size: 0.92rem; }

/* Vision roadmap */
.roadmap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 60px; position: relative; }
.roadmap::before {
  content:'';
  position: absolute; top: 34px; left: 8%; right: 8%; height: 2px;
  background: repeating-linear-gradient(90deg, rgba(255,255,255,0.35) 0 10px, transparent 10px 20px);
}
.road-stage { text-align: center; padding: 0 16px; position: relative; }
.road-stage .rs-icon {
  width: 68px; height: 68px; border-radius: 50%;
  background: var(--white);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 22px;
  position: relative; z-index: 1;
  box-shadow: 0 10px 24px rgba(0,0,0,0.25);
}
.road-stage.is-future .rs-icon { background: rgba(255,255,255,0.14); border: 2px dashed rgba(255,255,255,0.5); box-shadow:none; }
.road-stage .rs-icon svg { width: 28px; height: 28px; stroke: var(--navy); }
.road-stage.is-future .rs-icon svg { stroke: #fff; }
.road-stage .rs-tag {
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--green-light); margin-bottom: 8px; display:block;
}
.road-stage h4 { color: #fff; font-size: 1.02rem; margin-bottom: 6px; }
.road-stage p { font-size: 0.86rem; color: rgba(255,255,255,0.75); }
.roadmap-note {
  text-align: center; margin-top: 46px;
  font-size: 0.84rem; color: rgba(255,255,255,0.65);
  max-width: 640px; margin-left:auto; margin-right:auto;
}

/* Final CTA */
.final-cta { position: relative; padding: 160px 0; color: #fff; overflow:hidden; text-align:center; }
.final-cta .hero-media img { transform: none; animation: none; }
.final-cta h2 { color:#fff; font-size: clamp(2.1rem, 4.4vw, 3.4rem); max-width: 780px; margin: 0 auto 30px; }
.final-cta .cta-buttons { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; margin-top: 10px;}

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-2); color: rgba(255,255,255,0.75); padding: 80px 0 0; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 50px; padding-bottom: 60px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand img { height: 40px; margin-bottom: 20px; }
.footer-brand p { color: rgba(255,255,255,0.55); font-size: 0.9rem; max-width: 300px; }
.footer-tagline { margin-top: 22px; font-size: 0.82rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--green-light); font-weight: 700; }
.footer-col h5 { color: #fff; font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 22px; font-weight: 700; }
.footer-col ul { display: flex; flex-direction: column; gap: 13px; }
.footer-col a { font-size: 0.92rem; color: rgba(255,255,255,0.68); transition: color .25s; }
.footer-col a:hover { color: var(--green-light); }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  padding: 26px 0; font-size: 0.8rem; color: rgba(255,255,255,0.45);
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom a { color: rgba(255,255,255,0.6); }

/* ---------- Forms ---------- */
.quote-form { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--navy); }
.form-group input, .form-group select, .form-group textarea {
  padding: 15px 16px;
  border: 1.5px solid #dde3e8;
  border-radius: 4px;
  font-size: 0.95rem;
  color: var(--ink);
  background: #fff;
  transition: border-color .25s, box-shadow .25s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 4px rgba(46,173,75,0.14);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: 0.82rem; color: var(--grey); margin-top: 18px; }

.contact-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 18px;
}
.contact-card .cc-icon {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--navy);
  display:flex; align-items:center; justify-content:center;
  flex-shrink: 0;
}
.contact-card .cc-icon svg { width: 22px; height: 22px; stroke: #fff; }
.contact-card .cc-label { font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--grey); font-weight: 700; }
.contact-card .cc-value { font-size: 1.02rem; font-weight: 700; color: var(--navy); }

/* ---------- Reveal on scroll ----------
   Only animate once JS confirms it's running (js class on <html>);
   without JS, or if anything goes wrong, content stays fully visible. */
.js .reveal { opacity: 0; transform: translateY(36px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible > * { transition-delay: calc(var(--i, 0) * 90ms); }

/* ---------- Misc ---------- */
.divider-banner { height: 220px; position: relative; overflow: hidden; }
.divider-banner img { width: 100%; height: 100%; object-fit: cover; }
.divider-banner::after { content:''; position:absolute; inset:0; background: linear-gradient(180deg, rgba(0,43,91,0.35), rgba(0,43,91,0.55)); }

.badge-note {
  display: inline-flex; align-items:center; gap:10px;
  font-size: 0.82rem; color: var(--grey);
  background: var(--off-white);
  padding: 10px 18px; border-radius: 30px;
  margin-top: 26px;
}

.tag-future {
  display:inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  border: 1px solid rgba(255,255,255,0.4);
  padding: 3px 10px;
  border-radius: 20px;
  margin-top: 8px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .solutions-grid { grid-template-columns: repeat(2,1fr); }
  .quality-grid { grid-template-columns: repeat(2,1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .differentiators { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .main-nav { position: fixed; top: 0; right: -100%; height: 100vh; width: min(340px,86vw);
    background: var(--navy-2); flex-direction: column; align-items: flex-start;
    padding: 100px 34px 40px; transition: right .45s var(--ease); z-index: 999; gap: 0; }
  .main-nav.is-open { right: 0; box-shadow: -20px 0 60px rgba(0,0,0,0.3); }
  .main-nav ul { flex-direction: column; gap: 0; width: 100%; }
  .main-nav ul li { width: 100%; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .main-nav ul li a { display: block; padding: 18px 0; }
  .main-nav .header-cta { margin-top: 30px; flex-direction: column; align-items: flex-start; gap: 16px; }
  .nav-toggle {
    display: flex; flex-direction: column; gap: 5px; justify-content:center;
    width: 30px; height: 24px; background: none; border: none; z-index: 1001;
  }
  .nav-toggle span { display:block; height: 2px; width: 100%; background: #fff; border-radius: 2px; transition: transform .3s, opacity .3s; }
  .nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.is-active span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav-scrim { position: fixed; inset:0; background: rgba(0,10,25,0.5); opacity:0; pointer-events:none; transition: opacity .4s; z-index: 998; }
  .nav-scrim.is-open { opacity: 1; pointer-events: auto; }

  .grid-2, .split { grid-template-columns: 1fr; }
  .split { min-height: auto; }
  .split-media { height: 340px; }
  .split-text { padding: 60px var(--gutter); }
  .split.reverse { direction: ltr; }
  .split.reverse .split-media { order: -1; }

  .roadmap { grid-template-columns: 1fr 1fr; gap: 40px 20px; }
  .roadmap::before { display:none; }
}

@media (max-width: 640px) {
  .grid-4 { grid-template-columns: 1fr; }
  .solutions-grid { grid-template-columns: 1fr; }
  .quality-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 40px; }
  .quote-form { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .principles { grid-template-columns: 1fr 1fr; }
  .roadmap { grid-template-columns: 1fr; }
  .hero-content { padding-top: 150px; }
  .hero-ctas .btn { width: 100%; }
}