@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Manrope:wght@500;600;700&display=swap');

:root {
  --navy-950: #06111e;
  --navy-900: #071524;
  --navy-850: #0a1b2c;
  --navy-800: #0f263c;
  --blue-700: #224d72;
  --blue-600: #2d648f;
  --blue-500: #4d83aa;
  --blue-300: #8db3ce;
  --steel-200: #d7e0e8;
  --steel-100: #eaf0f4;
  --paper: #f5f7f9;
  --white: #ffffff;
  --ink: #142331;
  --muted: #607080;
  --line: rgba(255, 255, 255, 0.12);
  --line-dark: rgba(7, 21, 36, 0.12);
  --shadow: 0 30px 80px rgba(4, 17, 30, 0.18);
  --radius: 18px;
  --container: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--navy-900);
  color: var(--white);
  font-family: "Inter", Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, textarea { font: inherit; }
.container { width: var(--container); margin-inline: auto; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; left: 16px; top: -60px; z-index: 1000;
  padding: 10px 14px; background: white; color: var(--navy-900);
}
.skip-link:focus { top: 16px; }

.site-header {
  position: fixed; inset: 0 0 auto; z-index: 100;
  background: rgba(6, 17, 30, 0.72);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px);
  transition: background .25s ease, border-color .25s ease;
}
.site-header.scrolled {
  background: rgba(6, 17, 30, 0.94);
  border-color: var(--line);
}
.nav-wrap {
  min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-mark {
  width: 44px; height: 44px; border-radius: 10px; overflow: hidden;
  background: #081827; display: grid; place-items: center;
  border: 1px solid rgba(255,255,255,.13);
}
.brand-mark img { width: 100%; height: 100%; object-fit: contain; }
.brand-name { font-family: "Manrope", sans-serif; font-weight: 700; letter-spacing: .01em; }
.primary-nav { display: flex; align-items: center; gap: 28px; }
.primary-nav a {
  color: rgba(255,255,255,.76); text-decoration: none; font-size: .9rem; font-weight: 500;
  transition: color .2s ease;
}
.primary-nav a:hover, .primary-nav a:focus-visible { color: white; }
.primary-nav .nav-cta {
  padding: 10px 16px; color: white; border: 1px solid rgba(255,255,255,.28);
  border-radius: 999px;
}
.menu-toggle { display: none; background: none; border: 0; padding: 8px; }
.menu-toggle span:not(.sr-only) { display: block; width: 24px; height: 2px; background: white; margin: 5px 0; }

.hero {
  min-height: 780px; position: relative; overflow: hidden;
  padding: 168px 0 110px; background:
    radial-gradient(circle at 85% 20%, rgba(77,131,170,.17), transparent 34%),
    linear-gradient(135deg, #06111e 0%, #0a1c2e 58%, #0d2840 100%);
}
.hero-grid {
  position: absolute; inset: 0; opacity: .22;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black 10%, transparent 90%);
}
.hero-glow { position: absolute; border-radius: 50%; filter: blur(3px); }
.hero-glow-one {
  width: 560px; height: 560px; right: -230px; top: 70px;
  border: 1px solid rgba(141,179,206,.14);
  box-shadow: 0 0 160px rgba(77,131,170,.1) inset;
}
.hero-glow-two {
  width: 300px; height: 300px; right: 180px; bottom: -180px;
  border: 1px solid rgba(141,179,206,.08);
}
.hero-layout {
  position: relative; z-index: 2; display: grid; grid-template-columns: 1.08fr .92fr;
  gap: 76px; align-items: center;
}
.eyebrow {
  margin: 0 0 18px; color: var(--blue-300); font-size: .74rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .2em;
}
.eyebrow.dark { color: var(--blue-600); }
.hero h1 {
  margin: 0; max-width: 760px; font-family: "Manrope", sans-serif;
  font-size: clamp(3rem, 5.3vw, 5.5rem); line-height: .98; letter-spacing: -.045em;
}
.hero h1 span { color: var(--blue-300); }
.hero-lede {
  max-width: 700px; margin: 30px 0 0; color: rgba(255,255,255,.7);
  font-size: 1.12rem; line-height: 1.8;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.button {
  display: inline-flex; align-items: center; justify-content: center; min-height: 50px;
  padding: 0 22px; border-radius: 8px; text-decoration: none; font-size: .92rem; font-weight: 700;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--blue-600); color: white; }
.button-primary:hover { background: var(--blue-500); }
.button-secondary { border: 1px solid rgba(255,255,255,.25); color: white; }
.button-secondary:hover { border-color: rgba(255,255,255,.55); background: rgba(255,255,255,.05); }
.hero-proof { display: flex; flex-wrap: wrap; gap: 12px 26px; margin-top: 38px; color: rgba(255,255,255,.48); font-size: .78rem; }
.hero-proof span { position: relative; }
.hero-proof span:not(:first-child)::before { content: ""; width: 3px; height: 3px; border-radius: 50%; background: var(--blue-500); position: absolute; left: -15px; top: .7em; }

.visual-shell {
  background: linear-gradient(155deg, rgba(255,255,255,.09), rgba(255,255,255,.025));
  border: 1px solid rgba(255,255,255,.15); border-radius: 22px; overflow: hidden;
  box-shadow: 0 35px 90px rgba(0,0,0,.3); backdrop-filter: blur(18px);
}
.visual-header {
  min-height: 48px; padding: 0 18px; display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid var(--line); color: rgba(255,255,255,.72); font-size: .76rem;
}
.status-dot { width: 7px; height: 7px; background: var(--blue-300); border-radius: 50%; box-shadow: 0 0 14px var(--blue-300); }
.visual-status { margin-left: auto; color: rgba(255,255,255,.4); }
.ridge-mark {
  width: 170px; height: 170px; margin: 30px auto 24px; overflow: hidden;
  border-radius: 24px; background: #081827; box-shadow: 0 20px 50px rgba(0,0,0,.22);
}
.ridge-mark img { width: 100%; height: 100%; object-fit: contain; }
.ridge-mark-square {
  width: 150px; height: 150px; margin: 28px auto 24px;
  border-radius: 20px; background: #081827;
  box-shadow: 0 18px 44px rgba(0,0,0,.24);
}
.ridge-mark-square img { width: 100%; height: 100%; object-fit: contain; }
.process-path { padding: 0 30px 34px; }
.process-step { display: grid; grid-template-columns: 40px 1fr; align-items: center; gap: 14px; }
.process-step span {
  width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%;
  background: rgba(77,131,170,.16); border: 1px solid rgba(141,179,206,.25);
  color: var(--blue-300); font-size: .66rem; font-weight: 700;
}
.process-step strong { font-family: "Manrope", sans-serif; font-size: .94rem; letter-spacing: .01em; }
.process-line { height: 13px; width: 1px; margin-left: 18px; background: linear-gradient(var(--blue-500), rgba(77,131,170,.08)); }
.hero-edge {
  position: absolute; left: 0; right: 0; bottom: -1px; height: 70px;
  background: var(--paper); clip-path: polygon(0 72%, 100% 0, 100% 100%, 0 100%);
}

.section { padding: 118px 0; }
.section-light { background: var(--paper); color: var(--ink); }
.section-heading h2, .pathfinder-copy h2, .contact-section h2 {
  margin: 0; font-family: "Manrope", sans-serif; font-size: clamp(2.2rem, 4vw, 4rem);
  line-height: 1.08; letter-spacing: -.035em;
}
.section-heading > p, .split-heading > p {
  color: var(--muted); margin: 0; font-size: 1.05rem; line-height: 1.8;
}
.split-heading { display: grid; grid-template-columns: 1.1fr .9fr; gap: 80px; align-items: end; }
.challenge-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 62px; }
.challenge-card {
  min-height: 260px; padding: 30px; background: white; border: 1px solid var(--line-dark);
  border-radius: var(--radius); box-shadow: 0 15px 45px rgba(7,21,36,.05);
}
.card-number { color: var(--blue-600); font-family: "Manrope", sans-serif; font-size: .78rem; font-weight: 700; }
.challenge-card h3 { margin: 70px 0 12px; font-family: "Manrope", sans-serif; font-size: 1.35rem; }
.challenge-card p { margin: 0; color: var(--muted); }

.operating-model {
  margin-top: 78px; display: grid; grid-template-columns: .82fr 1.18fr;
  gap: 60px; align-items: center; padding: 54px;
  background: linear-gradient(145deg, #ffffff, #edf3f7);
  border: 1px solid var(--line-dark); border-radius: 24px;
  box-shadow: 0 24px 70px rgba(7,21,36,.08);
}
.model-intro h3 {
  margin: 0; font-family: "Manrope", sans-serif; font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.08; letter-spacing: -.035em;
}
.model-intro > p:last-child { color: var(--muted); margin: 20px 0 0; }
.model-stack { display: grid; gap: 12px; }
.model-layer {
  display: grid; grid-template-columns: 52px 1fr; gap: 18px; align-items: start;
  padding: 22px; border-radius: 14px; position: relative; overflow: hidden;
}
.model-layer::after {
  content: ""; position: absolute; inset: 0 auto 0 0; width: 3px;
  background: var(--blue-500);
}
.model-layer-company { background: #f7fafc; border: 1px solid rgba(7,21,36,.09); }
.model-layer-method { background: #e8f0f6; border: 1px solid rgba(45,100,143,.16); }
.model-layer-platform { background: var(--navy-900); color: white; }
.layer-index {
  width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%;
  background: rgba(45,100,143,.1); color: var(--blue-600);
  font-size: .68rem; font-weight: 700;
}
.model-layer-platform .layer-index {
  background: rgba(141,179,206,.15); color: var(--blue-300);
}
.model-layer small {
  display: block; color: var(--blue-600); font-size: .62rem; text-transform: uppercase;
  letter-spacing: .16em; font-weight: 700;
}
.model-layer-platform small { color: var(--blue-300); }
.model-layer h4 { margin: 3px 0 5px; font-family: "Manrope", sans-serif; font-size: 1.12rem; }
.model-layer p { margin: 0; color: var(--muted); font-size: .82rem; }
.model-layer-platform p { color: rgba(255,255,255,.58); }

.enablement-section {
  background: linear-gradient(180deg, var(--navy-900), #0a1d30); position: relative;
}
.centered { max-width: 820px; margin: 0 auto 70px; text-align: center; }
.centered > p:last-child { margin-top: 22px; color: rgba(255,255,255,.64); }
.enablement-rail { max-width: 920px; margin: 0 auto; }
.enablement-rail article {
  display: grid; grid-template-columns: 76px 1fr; gap: 28px; padding: 32px 0;
  border-top: 1px solid var(--line);
}
.enablement-rail article:last-child { border-bottom: 1px solid var(--line); }
.rail-icon {
  width: 54px; height: 54px; border: 1px solid rgba(141,179,206,.3); border-radius: 50%;
  display: grid; place-items: center; color: var(--blue-300); font-size: .72rem; font-weight: 700;
}
.rail-label { margin: 0 0 6px; color: var(--blue-300); font-size: .73rem; font-weight: 700; text-transform: uppercase; letter-spacing: .17em; }
.enablement-rail h3 { margin: 0; font-family: "Manrope", sans-serif; font-size: 1.45rem; }
.enablement-rail article p:last-child { margin: 10px 0 0; color: rgba(255,255,255,.56); }

.pathfinder-section { background: #e9eff3; color: var(--ink); }
.pathfinder-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 64px; align-items: center; }
.pathfinder-visual-stack { display: grid; gap: 18px; }
.pathfinder-copy .large-copy { font-size: 1.18rem; color: var(--ink); margin: 26px 0 14px; }
.pathfinder-copy > p:not(.eyebrow):not(.large-copy) { color: var(--muted); }
.text-link { display: inline-flex; gap: 10px; margin-top: 20px; color: var(--blue-600); font-weight: 700; text-decoration: none; }

.splash-panel {
  position: relative; margin: 0; min-height: 340px; overflow: hidden;
  border-radius: 16px; box-shadow: var(--shadow); background: var(--navy-900);
  border: 1px solid rgba(7,21,36,.14);
}
.splash-panel img { width: 100%; height: 100%; min-height: 340px; object-fit: cover; }
.splash-shade {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(4,13,22,.02) 28%, rgba(4,13,22,.84) 100%);
}
.splash-panel figcaption {
  position: absolute; left: 26px; right: 26px; bottom: 30px; z-index: 2;
  display: grid; gap: 4px; color: white;
}
.splash-kicker {
  color: #b9d7eb; font-size: .66rem; text-transform: uppercase;
  letter-spacing: .19em; font-weight: 700;
}
.splash-panel figcaption strong {
  font-family: "Manrope", sans-serif; font-size: clamp(1.45rem, 2.3vw, 2rem);
  line-height: 1.1;
}
.splash-caption { color: rgba(255,255,255,.68); font-size: .76rem; }
.splash-progress {
  position: absolute; left: 26px; right: 26px; bottom: 15px; z-index: 2;
  height: 2px; overflow: hidden; background: rgba(255,255,255,.15);
}
.splash-progress span {
  display: block; width: 40%; height: 100%;
  background: linear-gradient(90deg, transparent, #8dc8ef, white, #8dc8ef, transparent);
  animation: splash-load 3.8s ease-in-out infinite;
}
@keyframes splash-load {
  0% { transform: translateX(-120%); opacity: .35; }
  45% { opacity: 1; }
  100% { transform: translateX(350%); opacity: .35; }
}
@media (prefers-reduced-motion: reduce) {
  .splash-progress span { animation: none; width: 52%; }
}
.product-panel { background: white; border: 1px solid var(--line-dark); border-radius: 16px; overflow: hidden; box-shadow: 0 18px 55px rgba(4,17,30,.13); }
.product-topbar { min-height: 70px; display: flex; justify-content: space-between; align-items: center; padding: 0 20px; border-bottom: 1px solid var(--line-dark); }
.product-title { display: flex; align-items: center; gap: 12px; }
.product-symbol { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 9px; background: var(--navy-900); color: white; font-weight: 700; font-size: .72rem; }
.product-title strong, .product-title small { display: block; }
.product-title small { color: var(--muted); font-size: .65rem; }
.product-state { font-size: .68rem; color: var(--blue-600); border: 1px solid rgba(45,100,143,.2); padding: 6px 9px; border-radius: 999px; }
.product-body { min-height: 430px; display: grid; grid-template-columns: 130px 1fr; }
.product-sidebar { background: var(--navy-900); color: rgba(255,255,255,.48); padding: 26px 16px; display: flex; flex-direction: column; gap: 8px; font-size: .72rem; }
.product-sidebar span { padding: 10px 9px; border-radius: 6px; }
.product-sidebar .active { color: white; background: rgba(77,131,170,.24); }
.product-content { padding: 24px; background: #f7f9fb; }
.metric-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.metric-row > div { background: white; border: 1px solid var(--line-dark); border-radius: 9px; padding: 14px; }
.metric-row small, .metric-row strong { display: block; }
.metric-row small { color: var(--muted); font-size: .63rem; }
.metric-row strong { font-family: "Manrope", sans-serif; font-size: 1.35rem; margin-top: 4px; }
.product-chart { background: white; border: 1px solid var(--line-dark); border-radius: 9px; padding: 18px; margin-top: 14px; }
.chart-title { display: flex; justify-content: space-between; font-size: .78rem; font-weight: 700; }
.chart-title small { color: var(--muted); font-weight: 500; }
.bars { margin-top: 20px; }
.bars div { display: grid; grid-template-columns: 78px 1fr 26px; gap: 8px; align-items: center; margin: 13px 0; color: var(--muted); font-size: .62rem; }
.bars i { position: relative; height: 7px; border-radius: 99px; background: #e4eaef; overflow: hidden; }
.bars i::after { content: ""; display: block; width: var(--w); height: 100%; background: linear-gradient(90deg, var(--blue-700), var(--blue-500)); border-radius: inherit; }
.bars b { color: var(--ink); }
.product-note { background: var(--navy-900); color: white; padding: 14px 16px; border-radius: 9px; margin-top: 14px; }
.product-note strong, .product-note span { display: block; }
.product-note strong { font-size: .74rem; }
.product-note span { color: rgba(255,255,255,.56); font-size: .62rem; margin-top: 3px; }

.insight-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 60px; }
.insight-card {
  min-height: 240px; padding: 30px; border-radius: var(--radius); color: white;
  background: linear-gradient(145deg, var(--navy-800), var(--navy-900)); position: relative; overflow: hidden;
}
.insight-card::after { content: ""; position: absolute; width: 180px; height: 180px; border: 1px solid rgba(141,179,206,.12); border-radius: 50%; right: -80px; bottom: -80px; }
.insight-card p { margin: 0; color: var(--blue-300); font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .15em; }
.insight-card h3 { margin: 55px 0 12px; font-family: "Manrope", sans-serif; font-size: 1.4rem; }
.insight-card span { color: rgba(255,255,255,.58); }

.contact-section { padding: 100px 0; background: var(--blue-700); }
.contact-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 80px; align-items: center; }
.contact-copy p { margin: 0 0 26px; color: rgba(255,255,255,.72); }
.button-light { background: white; color: var(--navy-900); }

.site-footer { background: #040d16; padding: 34px 0; border-top: 1px solid var(--line); }
.footer-layout { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 30px; color: rgba(255,255,255,.44); font-size: .72rem; }
.footer-brand strong, .footer-brand small { display: block; }
.footer-brand small { color: rgba(255,255,255,.36); font-size: .65rem; }
.footer-brand .brand-mark { width: 40px; height: 40px; background: #081827; }

@media (max-width: 980px) {
  .hero-layout, .pathfinder-layout, .split-heading, .contact-layout { grid-template-columns: 1fr; }
  .hero-layout { gap: 54px; }
  .hero { padding-top: 135px; }
  .hero-visual { max-width: 580px; }
  .split-heading { gap: 24px; }
  .challenge-grid, .insight-grid { grid-template-columns: 1fr; }
  .operating-model { grid-template-columns: 1fr; gap: 36px; }
  .challenge-card { min-height: 220px; }
  .challenge-card h3 { margin-top: 45px; }
  .pathfinder-layout { gap: 52px; }
  .footer-layout { grid-template-columns: 1fr; }
  .footer-layout > p { margin: 0; }
}
@media (max-width: 820px) {
  .menu-toggle { display: block; }
  .primary-nav {
    display: none; position: absolute; top: 78px; left: 20px; right: 20px;
    padding: 18px; flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(6,17,30,.98); border: 1px solid var(--line); border-radius: 12px;
    box-shadow: var(--shadow);
  }
  .primary-nav.open { display: flex; }
  .primary-nav a { padding: 12px; }
  .primary-nav .nav-cta { margin-top: 8px; text-align: center; }
}
@media (max-width: 640px) {
  :root { --container: min(100% - 28px, 1180px); }
  .hero { min-height: auto; padding: 126px 0 100px; }
  .hero h1 { font-size: clamp(2.65rem, 13vw, 4rem); }
  .hero-lede { font-size: 1rem; }
  .hero-actions .button { width: 100%; }
  .hero-proof { display: grid; gap: 8px; }
  .operating-model { padding: 30px 22px; }
  .model-layer { grid-template-columns: 44px 1fr; padding: 18px; }
  .hero-proof span::before { display: none; }
  .section { padding: 82px 0; }
  .product-body { grid-template-columns: 1fr; }
  .product-sidebar { display: grid; grid-template-columns: repeat(2, 1fr); }
  .metric-row { grid-template-columns: 1fr; }
  .enablement-rail article { grid-template-columns: 54px 1fr; gap: 16px; }
  .rail-icon { width: 46px; height: 46px; }
  .footer-layout { gap: 18px; }
}

/* Progressive reveal. Content remains visible when JavaScript is unavailable. */
.js .reveal-ready {
  opacity: 0; transform: translateY(24px);
  transition: opacity .72s ease, transform .72s ease;
}
.js .reveal-ready.revealed { opacity: 1; transform: translateY(0); }
.js .reveal-delay-1 { transition-delay: .08s; }
.js .reveal-delay-2 { transition-delay: .16s; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal-ready {
    opacity: 1; transform: none; transition: none;
  }
}


/* v0.4 cinematic art direction */
.hero-cinematic {
  min-height: 760px;
  padding: 150px 0 72px;
  position: relative;
  overflow: hidden;
  background: #06111e;
}
.hero-backdrop {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4,13,22,.18), rgba(4,13,22,.05)),
    url("../images/signal-ridge-splash.png") center/cover no-repeat;
  filter: saturate(.92) brightness(.7);
  transform: scale(1.03);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4,13,22,.94) 0%, rgba(4,13,22,.78) 44%, rgba(4,13,22,.38) 70%, rgba(4,13,22,.7) 100%),
    linear-gradient(180deg, rgba(4,13,22,.1), rgba(4,13,22,.86));
}
.hero-cinematic-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 62px;
  align-items: center;
}
.hero-copy-cinematic h1 {
  margin: 0;
  font-family: "Manrope", sans-serif;
  font-size: clamp(3rem, 5vw, 5.25rem);
  line-height: 1.03;
  letter-spacing: -.045em;
}
.hero-copy-cinematic h1 span { display: block; }
.hero-line-light { color: #fff; }
.hero-line-accent { color: #74a9d1; margin-top: 4px; }
.hero-copy-cinematic .hero-lede {
  max-width: 700px;
  margin-top: 26px;
  color: rgba(255,255,255,.76);
}
.hero-principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.16);
}
.hero-principles article {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 10px;
  align-items: start;
}
.principle-icon {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(116,169,209,.45);
  border-radius: 8px;
  color: #8db3ce;
  font-size: .62rem;
  font-weight: 700;
}
.hero-principles strong,
.hero-principles small { display: block; }
.hero-principles strong { font-size: .78rem; }
.hero-principles small { color: rgba(255,255,255,.5); font-size: .65rem; margin-top: 2px; }

.enablement-board {
  position: relative;
  padding: 78px 28px 28px;
  border: 1px solid rgba(141,179,206,.28);
  border-radius: 18px;
  background: linear-gradient(145deg, rgba(9,31,51,.92), rgba(7,21,36,.92));
  box-shadow: 0 30px 90px rgba(0,0,0,.35);
  backdrop-filter: blur(14px);
}
.enablement-brand {
  position: absolute;
  top: -36px;
  left: 50%;
  width: 102px;
  height: 102px;
  transform: translateX(-50%);
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.2);
  background: #071524;
  box-shadow: 0 14px 40px rgba(0,0,0,.4);
}
.enablement-brand img { width: 100%; height: 100%; object-fit: contain; }
.enablement-title {
  margin: 0;
  text-align: center;
  color: #9cc7e5;
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .88rem;
  font-weight: 700;
}
.enablement-subtitle {
  margin: 4px 0 24px;
  text-align: center;
  color: rgba(255,255,255,.62);
  font-size: .74rem;
}
.enablement-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  position: relative;
}
.enablement-steps::before {
  content: "";
  position: absolute;
  top: 22px;
  left: 9%;
  right: 9%;
  border-top: 1px dotted rgba(141,179,206,.45);
}
.enablement-steps article {
  position: relative;
  z-index: 1;
  text-align: center;
}
.step-number {
  width: 44px;
  height: 44px;
  margin: 0 auto 14px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #0d2942;
  border: 1px solid rgba(141,179,206,.38);
  color: #9cc7e5;
  font-size: .7rem;
}
.step-symbol {
  width: 58px;
  height: 58px;
  margin: 0 auto 12px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(141,179,206,.24);
  color: #fff;
  font-size: 1.55rem;
}
.enablement-steps strong,
.enablement-steps small { display: block; }
.enablement-steps strong { font-size: .75rem; }
.enablement-steps small {
  margin-top: 4px;
  color: rgba(255,255,255,.58);
  font-size: .62rem;
  line-height: 1.4;
}

/* Pathfinder product-launch section */
.pathfinder-launch {
  position: relative;
  padding: 110px 0;
  overflow: hidden;
  background: #071524;
}
.pathfinder-splash {
  position: absolute;
  inset: 0;
}
.pathfinder-splash img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .16;
  filter: saturate(.8) brightness(.7);
}
.pathfinder-splash-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(7,21,36,.98) 0%, rgba(7,21,36,.92) 33%, rgba(7,21,36,.72) 100%);
}
.pathfinder-launch-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: .34fr .66fr;
  gap: 54px;
  align-items: start;
}
.pathfinder-intro h2 {
  margin: 0;
  font-family: "Manrope", sans-serif;
  font-size: clamp(2.7rem, 4.5vw, 4.6rem);
  line-height: .95;
  letter-spacing: -.045em;
}
.pathfinder-tagline {
  margin: 14px 0 18px;
  color: #75a9d1;
  font-size: 1.15rem;
  font-weight: 700;
}
.pathfinder-intro > p:not(.eyebrow):not(.pathfinder-tagline) {
  color: rgba(255,255,255,.66);
}
.pathfinder-intro .button { margin-top: 18px; }

.screenshot-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border: 1px solid rgba(141,179,206,.18);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(7,21,36,.55);
  box-shadow: 0 30px 90px rgba(0,0,0,.28);
}
.screenshot-card {
  padding: 18px;
  border-right: 1px solid rgba(141,179,206,.14);
  border-bottom: 1px solid rgba(141,179,206,.14);
  min-width: 0;
}
.screenshot-card:nth-child(2n) { border-right: 0; }
.screenshot-card:nth-last-child(-n+2) { border-bottom: 0; }
.screenshot-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: top;
  border-radius: 9px;
  border: 1px solid rgba(255,255,255,.15);
  background: #eaf0f4;
  transition: transform .28s ease, box-shadow .28s ease;
}
.screenshot-card:hover img {
  transform: translateY(-3px) scale(1.01);
  box-shadow: 0 14px 38px rgba(0,0,0,.28);
}
.screenshot-card h3 {
  margin: 14px 0 5px;
  font-family: "Manrope", sans-serif;
  font-size: .98rem;
}
.screenshot-card p {
  margin: 0;
  color: rgba(255,255,255,.52);
  font-size: .76rem;
}

@media (max-width: 1050px) {
  .hero-cinematic-layout,
  .pathfinder-launch-layout {
    grid-template-columns: 1fr;
  }
  .enablement-board { margin-top: 36px; }
  .pathfinder-intro { max-width: 700px; }
}
@media (max-width: 760px) {
  .hero-principles,
  .enablement-steps,
  .screenshot-gallery {
    grid-template-columns: 1fr;
  }
  .enablement-steps::before { display: none; }
  .enablement-steps article {
    display: grid;
    grid-template-columns: 44px 52px 1fr;
    gap: 12px;
    text-align: left;
    align-items: center;
    padding: 10px 0;
  }
  .step-number, .step-symbol { margin: 0; }
  .enablement-steps small { grid-column: 3; }
  .screenshot-card {
    border-right: 0;
    border-bottom: 1px solid rgba(141,179,206,.14);
  }
  .screenshot-card:last-child { border-bottom: 0; }
}


/* v0.5: cinematic arrival and product-first composition */
.hero-v5 {
  min-height: 100svh;
  display: grid;
  align-items: center;
  padding: 132px 0 86px;
}
.hero-v5 .hero-backdrop {
  background:
    linear-gradient(90deg, rgba(4,13,22,.18), rgba(4,13,22,.04)),
    url("../images/signal-ridge-splash.png") center 44%/cover no-repeat;
  filter: saturate(.96) brightness(.78);
}
.hero-v5 .hero-overlay {
  background:
    linear-gradient(90deg, rgba(4,13,22,.94) 0%, rgba(4,13,22,.76) 46%, rgba(4,13,22,.18) 76%, rgba(4,13,22,.5) 100%),
    linear-gradient(180deg, rgba(4,13,22,.08), rgba(4,13,22,.72));
}
.hero-v5-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 720px) 1fr;
  align-items: center;
  gap: 80px;
}
.hero-v5-copy h1 {
  margin: 0;
  font-family: "Manrope", sans-serif;
  font-size: clamp(3.4rem, 6vw, 6.6rem);
  line-height: .98;
  letter-spacing: -.055em;
}
.hero-v5-copy h1 span { display: block; }
.hero-v5-subtitle {
  margin: 28px 0 0;
  color: rgba(255,255,255,.72);
  font-size: clamp(1rem, 1.7vw, 1.25rem);
}
.hero-v5-copy .hero-actions { margin-top: 34px; }
.hero-v5-mark {
  justify-self: end;
  width: min(24vw, 260px);
  aspect-ratio: 1;
  opacity: .92;
  border-radius: 30px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: 0 34px 100px rgba(0,0,0,.42);
}
.hero-v5-mark img { width: 100%; height: 100%; object-fit: contain; }
.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 24px;
  z-index: 3;
  display: grid;
  justify-items: center;
  gap: 8px;
  color: rgba(255,255,255,.5);
  text-decoration: none;
  transform: translateX(-50%);
  font-size: .66rem;
  text-transform: uppercase;
  letter-spacing: .16em;
}
.hero-scroll i {
  width: 1px;
  height: 34px;
  background: linear-gradient(rgba(141,179,206,.8), transparent);
}

.pathfinder-v5 { padding: 126px 0 118px; }
.pathfinder-v5-heading {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  gap: 72px;
  align-items: end;
  margin-bottom: 58px;
}
.pathfinder-v5-heading h2 {
  margin: 0;
  font-family: "Manrope", sans-serif;
  font-size: clamp(2.7rem, 5vw, 5.2rem);
  line-height: 1;
  letter-spacing: -.05em;
}
.pathfinder-v5-heading > p {
  margin: 0;
  color: rgba(255,255,255,.62);
  font-size: 1.02rem;
}
.flagship-screen {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.45fr .55fr;
  gap: 40px;
  align-items: center;
}
.flagship-frame {
  overflow: hidden;
  border-radius: 18px;
  background: #dfe8ee;
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: 0 36px 110px rgba(0,0,0,.42);
}
.screen-chrome {
  min-height: 40px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 14px;
  background: #0a1d30;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.screen-chrome span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,.24);
}
.screen-chrome small {
  margin-left: 8px;
  color: rgba(255,255,255,.46);
  font-size: .62rem;
}
.flagship-frame img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: top;
}
.flagship-copy h3 {
  margin: 0;
  font-family: "Manrope", sans-serif;
  font-size: clamp(1.8rem, 3vw, 3rem);
  line-height: 1.06;
  letter-spacing: -.035em;
}
.flagship-copy > p:not(.eyebrow) {
  color: rgba(255,255,255,.6);
  margin: 20px 0 0;
}
.flagship-copy .text-link { color: #9cc7e5; }
.screenshot-gallery-v5 {
  position: relative;
  z-index: 2;
  margin-top: 28px;
  grid-template-columns: repeat(3, 1fr);
}
.screenshot-gallery-v5 .screenshot-card { border-bottom: 0; }
.screenshot-gallery-v5 .screenshot-card:nth-child(2) {
  border-right: 1px solid rgba(141,179,206,.14);
}
.pathfinder-v5::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 74px;
  background: var(--paper);
  clip-path: polygon(0 76%, 100% 0, 100% 100%, 0 100%);
}

@media (max-width: 1050px) {
  .hero-v5-layout,
  .pathfinder-v5-heading,
  .flagship-screen { grid-template-columns: 1fr; }
  .hero-v5-mark { justify-self: start; width: 170px; }
  .pathfinder-v5-heading { gap: 24px; }
  .flagship-copy { max-width: 720px; }
}
@media (max-width: 760px) {
  .hero-v5 {
    min-height: 92svh;
    padding: 118px 0 78px;
    align-items: end;
  }
  .hero-v5 .hero-backdrop {
    background-position: 42% center;
    filter: saturate(.95) brightness(.72);
  }
  .hero-v5 .hero-overlay {
    background:
      linear-gradient(180deg, rgba(4,13,22,.2) 0%, rgba(4,13,22,.56) 42%, rgba(4,13,22,.96) 86%),
      linear-gradient(90deg, rgba(4,13,22,.38), rgba(4,13,22,.1));
  }
  .hero-v5-layout { display: block; }
  .hero-v5-copy h1 { font-size: clamp(3rem, 13.4vw, 4.6rem); }
  .hero-v5-subtitle {
    max-width: 320px;
    margin-top: 20px;
    font-size: .95rem;
  }
  .hero-v5-copy .hero-actions { margin-top: 28px; }
  .hero-v5-copy .button { width: 100%; }
  .hero-v5-mark,
  .hero-scroll { display: none; }
  .pathfinder-v5 { padding: 92px 0 90px; }
  .pathfinder-v5-heading { margin-bottom: 36px; }
  .pathfinder-v5-heading h2 { font-size: clamp(2.5rem, 11vw, 3.8rem); }
  .flagship-screen { gap: 28px; }
  .flagship-frame { border-radius: 12px; }
  .flagship-frame img { aspect-ratio: 4 / 3; }
  .screenshot-gallery-v5 {
    grid-template-columns: 1fr;
    margin-top: 40px;
  }
  .screenshot-gallery-v5 .screenshot-card,
  .screenshot-gallery-v5 .screenshot-card:nth-child(2) {
    border-right: 0;
    border-bottom: 1px solid rgba(141,179,206,.14);
  }
  .screenshot-gallery-v5 .screenshot-card:last-child { border-bottom: 0; }
}


/* v0.5.1: remove oversized hero logo and rebalance composition */
.hero-v5-layout {
  grid-template-columns: minmax(0, 820px);
  justify-content: start;
}
.hero-v5-copy {
  max-width: 820px;
}
.hero-v5-mark {
  display: none !important;
}


/* v0.5.2 definitive hero cleanup */
.hero-v5 .hero-v5-mark,
.hero-v5 .enablement-brand,
.hero-v5 .ridge-mark,
.hero-v5 img {
  display: none !important;
}

.hero-v5-layout {
  grid-template-columns: minmax(0, 820px) !important;
  justify-content: start !important;
}

.hero-v5-copy {
  max-width: 820px;
}


/* =========================================================
   v0.6 — Signal Ridge customer journey
   A restrained mountain-climb infographic for the website.
   ========================================================= */

.journey-section {
  position: relative;
  overflow: hidden;
  padding: 124px 0 132px;
  color: white;
  background:
    radial-gradient(circle at 72% 18%, rgba(100, 151, 186, .14), transparent 30%),
    linear-gradient(180deg, #071524 0%, #0a1b2b 100%);
}

.journey-heading {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin-bottom: 54px;
}

.journey-heading h2 {
  max-width: 840px;
  margin: 0;
  font-family: "Manrope", sans-serif;
  font-size: clamp(2.6rem, 5.3vw, 5.5rem);
  line-height: .98;
  letter-spacing: -.05em;
}

.journey-heading > p:last-child {
  margin: 20px 0 0;
  color: rgba(255,255,255,.58);
  font-size: 1.05rem;
}

.journey-landscape {
  position: relative;
  min-height: 660px;
  overflow: hidden;
  border: 1px solid rgba(141,179,206,.18);
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,0)),
    #081827;
}

.journey-atmosphere {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 8%, rgba(141,179,206,.16), transparent 27%),
    linear-gradient(180deg, rgba(255,255,255,.025), transparent 45%);
}

.journey-ridgeline {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.ridge-back { fill: rgba(141,179,206,.06); }
.ridge-mid { fill: rgba(87,126,154,.09); }
.ridge-front { fill: rgba(4,13,22,.72); }

.journey-trail-shadow,
.journey-trail {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.journey-trail-shadow {
  stroke: rgba(0,0,0,.38);
  stroke-width: 16;
}

.journey-trail {
  stroke: #8db3ce;
  stroke-width: 4;
  stroke-dasharray: 2 11;
}

.journey-stage {
  position: absolute;
  z-index: 3;
  display: grid;
  grid-template-columns: 42px minmax(0, 250px);
  gap: 15px;
  align-items: start;
}

.stage-understand { left: 5%; bottom: 10%; }
.stage-assess { left: 27%; bottom: 24%; }
.stage-improve { left: 53%; bottom: 39%; }
.stage-sustain { right: 6%; top: 13%; }

.stage-marker {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #0a1d30;
  border: 2px solid #9cc7e5;
  box-shadow: 0 0 0 7px rgba(141,179,206,.09);
}

.stage-marker b {
  font-family: "Manrope", sans-serif;
  font-size: .69rem;
  letter-spacing: .08em;
  color: #c7e0f1;
}

.stage-summit {
  border-color: white;
}

.stage-copy {
  padding-top: 1px;
  text-shadow: 0 2px 15px rgba(0,0,0,.75);
}

.stage-copy small {
  display: block;
  margin-bottom: 5px;
  color: #9cc7e5;
  font-size: .67rem;
  font-weight: 700;
  letter-spacing: .17em;
  text-transform: uppercase;
}

.stage-copy strong {
  display: block;
  max-width: 250px;
  font-family: "Manrope", sans-serif;
  font-size: 1.02rem;
  line-height: 1.25;
}

.stage-copy p {
  max-width: 260px;
  margin: 8px 0 0;
  color: rgba(255,255,255,.57);
  font-size: .78rem;
  line-height: 1.58;
}

.journey-destination {
  position: absolute;
  z-index: 4;
  top: 20px;
  right: 26px;
  display: grid;
  justify-items: end;
  gap: 8px;
}

.destination-flag {
  position: relative;
  width: 56px;
  height: 38px;
  border-left: 2px solid rgba(255,255,255,.7);
}

.destination-flag::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 42px;
  height: 23px;
  background: #9cc7e5;
  clip-path: polygon(0 0, 100% 12%, 82% 50%, 100% 88%, 0 100%);
}

.journey-destination strong {
  font-size: .67rem;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: rgba(255,255,255,.76);
}

.journey-principle {
  position: absolute;
  z-index: 4;
  left: 32px;
  bottom: 24px;
  margin: 0;
  max-width: 430px;
  color: rgba(255,255,255,.68);
  font-size: .76rem;
  letter-spacing: .015em;
}

@media (max-width: 1050px) {
  .journey-landscape {
    min-height: auto;
    padding: 42px 30px 34px;
  }

  .journey-ridgeline,
  .journey-destination {
    display: none;
  }

  .journey-landscape::before {
    content: "";
    position: absolute;
    left: 50px;
    top: 78px;
    bottom: 100px;
    width: 1px;
    background: linear-gradient(#9cc7e5, rgba(156,199,229,.08));
  }

  .journey-stage {
    position: relative;
    inset: auto;
    grid-template-columns: 42px 1fr;
    margin-bottom: 34px;
  }

  .stage-copy strong,
  .stage-copy p {
    max-width: 650px;
  }

  .journey-principle {
    position: relative;
    left: auto;
    bottom: auto;
    margin: 10px 0 0 57px;
  }
}

@media (max-width: 760px) {
  .journey-section {
    padding: 90px 0;
  }

  .journey-heading {
    margin-bottom: 34px;
  }

  .journey-heading h2 {
    font-size: clamp(2.45rem, 11vw, 3.8rem);
  }

  .journey-landscape {
    padding: 34px 20px 30px;
    border-radius: 16px;
  }

  .journey-landscape::before {
    left: 40px;
    top: 68px;
    bottom: 100px;
  }

  .journey-stage {
    grid-template-columns: 40px 1fr;
    gap: 13px;
  }

  .stage-marker {
    width: 40px;
    height: 40px;
  }

  .stage-copy strong {
    font-size: .95rem;
  }

  .stage-copy p {
    font-size: .76rem;
  }

  .journey-principle {
    margin-left: 53px;
  }
}