/* ============================================================
   ZYOS GROUP — Shared Stylesheet
   Brand: zyos-brand v1 (navy #1569ac + cyan #48c1eb)
   Typography: Bricolage Grotesque + Inter + JetBrains Mono
   ============================================================ */

:root {
  /* Brand */
  --brand-navy: #1569ac;
  --brand-navy-deep: #0d4a7a;
  --brand-navy-darker: #082f50;
  --brand-cyan: #48c1eb;
  --brand-cyan-vivid: #31c6f6;
  --neutral-gray: #676869;
  --ink: #0f1729;
  --white: #ffffff;
  --paper: #f7fafc;
  --paper-warm: #fafbfc;

  /* Brand tints */
  --brand-navy-tint: rgba(21, 105, 172, 0.08);
  --brand-cyan-tint: rgba(72, 193, 235, 0.10);
  --divider: rgba(103, 104, 105, 0.15);
  --divider-strong: rgba(103, 104, 105, 0.25);

  /* Scoring (semantic, do not reuse for branding) */
  --score-critical: #C8322A;
  --score-risk: #D4820A;
  --score-developing: #1569ac;
  --score-capable: #2E8B57;
  --score-optimized: #1A8A56;

  /* Routing */
  --routing-recommended: #1A8A56;
  --routing-conditions: #D4820A;
  --routing-revisit: #7A8494;

  /* Type */
  --font-heading: 'Bricolage Grotesque', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;

  /* Layout */
  --max-w: 1240px;
  --max-w-narrow: 880px;
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 20px;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--brand-cyan); color: var(--brand-navy-darker); }

img { max-width: 100%; display: block; }
a { color: var(--brand-navy); text-decoration: none; transition: color 0.15s var(--ease-soft); }
a:hover { color: var(--brand-cyan-vivid); }

/* ====== TYPOGRAPHY ====== */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--brand-navy-darker);
  margin: 0 0 1rem;
}
h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }
p { margin: 0 0 1rem; }
.lede { font-size: 1.2rem; line-height: 1.55; color: var(--neutral-gray); max-width: 60ch; }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brand-navy);
  font-weight: 500;
  margin-bottom: 1rem;
  display: inline-block;
}
.eyebrow.cyan { color: var(--brand-cyan-vivid); }
.eyebrow.muted { color: var(--neutral-gray); }

/* ====== LAYOUT ====== */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 1.5rem; }
.container-narrow { max-width: var(--max-w-narrow); margin: 0 auto; padding: 0 1.5rem; }
section { padding: 5rem 0; position: relative; }
@media (max-width: 768px) { section { padding: 3.5rem 0; } }

/* ====== SUPERNAV (utility bar — sign-in entry points) ====== */
.supernav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 101;
  background: var(--brand-navy-darker);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.78rem;
}
.supernav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0.5rem 1.5rem;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 0.4rem;
}
.supernav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.25rem 0.75rem;
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  border-radius: 4px;
  transition: all 0.15s var(--ease-soft);
}
.supernav-link:hover {
  color: var(--brand-cyan-vivid);
  background: rgba(255, 255, 255, 0.06);
}
.supernav-link .arrow {
  transition: transform 0.15s var(--ease-soft);
  font-size: 1em;
  color: var(--brand-cyan);
}
.supernav-link:hover .arrow {
  transform: translateX(3px);
}
.supernav-eyebrow {
  display: inline-block;
  background: rgba(72, 193, 235, 0.15);
  color: var(--brand-cyan);
  padding: 1px 7px;
  border-radius: 3px;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
}
.supernav-divider {
  width: 1px;
  height: 14px;
  background: rgba(255, 255, 255, 0.18);
  margin: 0 0.15rem;
}
.supernav-link--primary {
  background: var(--brand-cyan);
  color: var(--brand-navy-darker);
  font-weight: 600;
  padding: 0.3rem 0.95rem;
}
.supernav-link--primary:hover {
  background: var(--brand-cyan-vivid);
  color: var(--brand-navy-darker);
}
.supernav-link--primary .arrow {
  color: var(--brand-navy-darker);
}
@media (max-width: 600px) {
  .supernav-inner { justify-content: space-around; padding: 0.4rem 0.75rem; gap: 0; }
  .supernav-link { padding: 0.2rem 0.45rem; font-size: 0.7rem; }
  .supernav-eyebrow { display: none; }
  nav.topnav { top: 32px; }
}

/* ====== NAV ====== */
nav.topnav {
  position: fixed; top: 36px; left: 0; right: 0;
  z-index: 100;
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  background: rgba(255, 255, 255, 0.8);
  border-bottom: 1px solid transparent;
  transition: all 0.3s var(--ease-soft);
}
nav.topnav.scrolled {
  border-bottom-color: var(--divider);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 1px 30px rgba(15, 23, 41, 0.05);
}
/* Nav flips dark when the user scrolls a .section-dark behind it.
   Toggled from JS via an Intersection check against fixed nav rect. */
nav.topnav.on-dark {
  background: rgba(8, 47, 80, 0.65);
  border-bottom-color: rgba(255, 255, 255, 0.10);
  box-shadow: 0 1px 30px rgba(0, 0, 0, 0.20);
}
nav.topnav.on-dark.scrolled {
  background: rgba(8, 47, 80, 0.88);
}
nav.topnav.on-dark .zyos-logo .wordmark .zyos { color: var(--white); }
nav.topnav.on-dark .zyos-logo .wordmark .group { color: var(--brand-cyan); }
nav.topnav.on-dark .nav-links a { color: rgba(255, 255, 255, 0.86); }
nav.topnav.on-dark .nav-links a:hover { color: var(--white); }
nav.topnav.on-dark .nav-links a.cta {
  background: var(--brand-cyan);
  color: var(--brand-navy-darker);
}
nav.topnav.on-dark .nav-links a.cta:hover {
  background: var(--brand-cyan-vivid);
  color: var(--brand-navy-darker);
}
nav.topnav.on-dark .menu-toggle span { background: var(--white); }
nav.topnav .nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex; justify-content: space-between; align-items: center;
}

/* Logo (CSS-built) */
.zyos-logo {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.015em;
  color: var(--brand-navy);
  text-decoration: none;
}
.zyos-logo .mark {
  width: 32px; height: 32px;
  flex-shrink: 0;
}
.zyos-logo .wordmark { display: flex; align-items: baseline; gap: 0; }
.zyos-logo .wordmark .zyos { color: var(--brand-navy); font-weight: 700; }
.zyos-logo .wordmark .group { color: var(--brand-cyan); margin-left: 0.18rem; font-weight: 400; }

nav.topnav .nav-links {
  display: flex; gap: 2.25rem; align-items: center;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 500;
}
nav.topnav .nav-links a {
  color: var(--ink);
  position: relative;
  padding: 0.35rem 0;
}
nav.topnav .nav-links a::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--brand-cyan);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease-out);
}
nav.topnav .nav-links a:hover::after,
nav.topnav .nav-links a.active::after { transform: scaleX(1); }
nav.topnav .nav-links a.cta {
  background: var(--brand-navy);
  color: var(--white);
  padding: 0.65rem 1.2rem;
  border-radius: var(--radius-sm);
  transition: all 0.2s var(--ease-soft);
}
nav.topnav .nav-links a.cta:hover {
  background: var(--brand-navy-deep);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(21, 105, 172, 0.3);
}
nav.topnav .nav-links a.cta::after { display: none; }

.menu-toggle {
  display: none;
  background: transparent; border: none; cursor: pointer;
  width: 40px; height: 40px;
  position: relative;
}
.menu-toggle span {
  position: absolute; left: 8px; right: 8px; height: 2px;
  background: var(--brand-navy);
  transition: all 0.2s var(--ease-soft);
}
.menu-toggle span:nth-child(1) { top: 14px; }
.menu-toggle span:nth-child(2) { top: 19px; }
.menu-toggle span:nth-child(3) { top: 24px; }
.menu-toggle.open span:nth-child(1) { top: 19px; transform: rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { top: 19px; transform: rotate(-45deg); }

@media (max-width: 880px) {
  .menu-toggle { display: block; }
  nav.topnav .nav-links {
    position: fixed; top: 100px; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    padding: 1rem 1.5rem 2rem;
    background: var(--white);
    border-bottom: 1px solid var(--divider);
    transform: translateY(-110%);
    transition: transform 0.3s var(--ease-soft);
  }
  nav.topnav .nav-links.open { transform: translateY(0); }
  nav.topnav .nav-links a { padding: 1rem 0; width: 100%; border-bottom: 1px solid var(--divider); }
  nav.topnav .nav-links a.cta { margin-top: 1rem; text-align: center; }
}

/* ====== BUTTONS ====== */
.btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.95rem 1.7rem;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: -0.005em;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s var(--ease-soft);
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--brand-navy);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--brand-navy-deep);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(21, 105, 172, 0.32);
}
.btn-secondary {
  background: transparent;
  color: var(--brand-navy);
  border-color: var(--brand-navy);
}
.btn-secondary:hover {
  background: var(--brand-navy);
  color: var(--white);
}
.btn-ghost {
  background: transparent;
  color: var(--brand-navy);
  padding-left: 0; padding-right: 0;
}
.btn-ghost:hover {
  color: var(--brand-cyan-vivid);
  gap: 0.85rem;
}
.btn-ghost svg { transition: transform 0.2s var(--ease-soft); }
.btn-ghost:hover svg { transform: translateX(4px); }
.btn .arrow { font-size: 1.1em; transition: transform 0.2s var(--ease-soft); }
.btn:hover .arrow { transform: translateX(3px); }

/* ====== HERO ====== */
.hero {
  padding: 9rem 0 5rem;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 1px 1px, rgba(21, 105, 172, 0.08) 1px, transparent 0) 0 0/24px 24px,
    linear-gradient(180deg, var(--paper-warm) 0%, var(--white) 100%);
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; right: -10%;
  width: 60%; height: 100%;
  background: radial-gradient(ellipse at 70% 30%, rgba(72, 193, 235, 0.15) 0%, transparent 60%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -20%; left: -10%;
  width: 50%; height: 80%;
  background: radial-gradient(ellipse at 30% 70%, rgba(21, 105, 172, 0.08) 0%, transparent 60%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-content { min-width: 0; }
.hero-art {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.hero-art svg {
  width: 100%;
  height: auto;
  max-width: 520px;
  filter: drop-shadow(0 30px 60px rgba(21, 105, 172, 0.18));
}
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-art { order: -1; }
  .hero-art svg { max-width: 380px; }
}
@media (max-width: 600px) {
  .hero-art svg { max-width: 280px; }
}
.hero h1 { margin-bottom: 1.5rem; }
.hero h1 .accent {
  color: var(--brand-cyan-vivid);
  font-style: italic;
  font-weight: 400;
}
.hero-lede { margin-bottom: 2rem; max-width: 60ch; }
.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; }
/* ====== METHODOLOGY STRIP (replaces .hero-meta) ====== */
.methodology-strip {
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--divider);
}
.methodology-intro {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--neutral-gray);
  margin: 0 0 1.5rem;
}
.methodology-flow {
  display: flex;
  align-items: stretch;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.m-stat {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 1rem 1.1rem;
  background: var(--white);
  border: 1px solid var(--divider);
  border-radius: var(--radius-sm);
  transition: all 0.25s var(--ease-soft);
}
.m-stat:hover {
  border-color: var(--brand-cyan);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(21, 105, 172, 0.08);
}
.m-stat .m-icon {
  width: 22px;
  height: 22px;
  color: var(--brand-cyan-vivid);
  margin-bottom: 0.65rem;
}
.m-stat strong {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--brand-navy-darker);
  line-height: 1;
  letter-spacing: -0.02em;
  margin-bottom: 0.35rem;
}
.m-stat span {
  font-size: 0.78rem;
  color: var(--neutral-gray);
  line-height: 1.35;
}
.m-arrow {
  display: flex;
  align-items: center;
  color: var(--brand-cyan);
  font-size: 1.15rem;
  font-weight: 300;
  flex: 0 0 auto;
  user-select: none;
}
@media (max-width: 880px) {
  .methodology-flow { gap: 0.5rem; }
  .m-stat { padding: 0.85rem; }
  .m-stat strong { font-size: 1.65rem; }
}
@media (max-width: 600px) {
  .methodology-flow { flex-direction: column; gap: 0.5rem; }
  .m-stat { flex-direction: row; align-items: center; gap: 0.85rem; padding: 0.85rem 1rem; }
  .m-stat .m-icon { margin-bottom: 0; flex: 0 0 auto; }
  .m-stat strong { font-size: 1.5rem; margin-bottom: 0; flex: 0 0 auto; min-width: 2.5ch; }
  .m-stat span { flex: 1 1 auto; }
  .m-arrow { display: none; }
}

/* ====== CARDS ====== */
.card {
  background: var(--white);
  border: 1px solid var(--divider);
  border-radius: var(--radius);
  padding: 2rem;
  transition: all 0.3s var(--ease-soft);
}
.card:hover {
  border-color: var(--brand-cyan);
  transform: translateY(-3px);
  box-shadow: 0 14px 40px rgba(21, 105, 172, 0.1);
}
.card h3 { margin-bottom: 0.6rem; }
.card .icon-bubble {
  width: 48px; height: 48px;
  border-radius: 10px;
  background: var(--brand-navy-tint);
  color: var(--brand-navy);
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.1rem;
}

/* ====== GRID HELPERS ====== */
.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 880px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ====== SECTION HEADERS ====== */
.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem;
}
.section-head .lede { margin: 0 auto; }

/* ====== DARK SECTION ====== */
.section-dark {
  background: var(--brand-navy-darker);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.section-dark::before {
  content: '';
  position: absolute;
  top: -30%; right: -20%;
  width: 60%; height: 160%;
  background: radial-gradient(ellipse at center, rgba(72, 193, 235, 0.18) 0%, transparent 65%);
  pointer-events: none;
}
.section-dark h1, .section-dark h2, .section-dark h3 { color: var(--white); }
.section-dark .lede, .section-dark p { color: rgba(255, 255, 255, 0.78); }
.section-dark .eyebrow { color: var(--brand-cyan); }
.section-dark a { color: var(--brand-cyan); }
.section-dark .card {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--white);
}
.section-dark .card h3 { color: var(--white); }
.section-dark .card p { color: rgba(255, 255, 255, 0.72); }
.section-dark .card .icon-bubble {
  background: rgba(72, 193, 235, 0.15);
  color: var(--brand-cyan);
}

/* ====== TINT SECTION ====== */
.section-tint { background: var(--paper); }

/* ====== CALLOUT BOX (large CTA frame at the end of a section) ====== */
.callout {
  background: var(--brand-navy-tint);
  border: 1px solid var(--divider);
  border-left: 4px solid var(--brand-navy);
  border-radius: var(--radius-sm);
  padding: 1.5rem 2rem;
  margin-top: 2.5rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.callout p {
  margin: 0;
  flex: 1 1 320px;
  font-size: 0.95rem;
  color: var(--ink);
  line-height: 1.55;
}
.callout p strong { color: var(--brand-navy); }
.callout .btn { flex-shrink: 0; }

.mt-5 { margin-top: 2.5rem; }

/* ====== FOOTER ====== */
footer.site-footer {
  background: var(--brand-navy-darker);
  color: rgba(255, 255, 255, 0.72);
  padding: 4rem 0 2rem;
  position: relative;
  overflow: hidden;
}
footer.site-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--brand-cyan), transparent);
}
footer.site-footer .footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
@media (max-width: 760px) { footer.site-footer .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { footer.site-footer .footer-grid { grid-template-columns: 1fr; } }
footer.site-footer .zyos-logo .zyos { color: var(--white); }
footer.site-footer .zyos-logo .group { color: var(--brand-cyan); }
.zyos-logo.footer-logo img {
  /* Footer uses the proper white-knockout PNG; no recolor filter needed. */
  opacity: 0.95;
}
footer.site-footer h5 {
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}
footer.site-footer ul { list-style: none; padding: 0; margin: 0; }
footer.site-footer ul li { margin-bottom: 0.65rem; font-size: 0.92rem; }
footer.site-footer a {
  color: rgba(255, 255, 255, 0.72);
  transition: color 0.15s var(--ease-soft);
}
footer.site-footer a:hover { color: var(--brand-cyan); }
footer.site-footer .footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
}
footer.site-footer .footer-tagline {
  margin: 1rem 0 0;
  max-width: 36ch;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.92rem;
}

/* ====== SCROLL REVEAL ====== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }
.reveal[data-delay="5"] { transition-delay: 0.40s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}

/* ====== MISC: pill, badge, accordion, tab ====== */
.pill {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.4rem 0.85rem;
  background: var(--brand-cyan-tint);
  color: var(--brand-navy);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  font-weight: 500;
  text-transform: uppercase;
}
.pill .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--brand-cyan);
}

.tab-bar {
  display: flex; gap: 0.5rem;
  border-bottom: 1px solid var(--divider);
  margin-bottom: 2rem;
  overflow-x: auto;
  scrollbar-width: none;
}
.tab-bar::-webkit-scrollbar { display: none; }
.tab-bar button {
  background: transparent;
  border: none;
  padding: 0.85rem 1.25rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--neutral-gray);
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  transition: color 0.2s var(--ease-soft);
}
.tab-bar button::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: var(--brand-navy);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.25s var(--ease-out);
}
.tab-bar button.active { color: var(--brand-navy); }
.tab-bar button.active::after { transform: scaleX(1); }
.tab-bar button:hover { color: var(--brand-navy); }
.tab-panel { display: none; animation: fadeIn 0.4s var(--ease-out); }
.tab-panel.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.accordion-item { border-bottom: 1px solid var(--divider); }
.accordion-trigger {
  width: 100%;
  background: transparent;
  border: none;
  text-align: left;
  padding: 1.5rem 0;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--brand-navy-darker);
  cursor: pointer;
  transition: color 0.2s var(--ease-soft);
}
.accordion-trigger:hover { color: var(--brand-navy); }
.accordion-trigger .chev {
  width: 20px; height: 20px;
  flex-shrink: 0;
  transition: transform 0.25s var(--ease-soft);
}
.accordion-item.open .accordion-trigger .chev { transform: rotate(45deg); }
.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s var(--ease-soft);
}
.accordion-item.open .accordion-content { max-height: 600px; }
.accordion-content-inner {
  padding: 0 0 1.5rem;
  color: var(--neutral-gray);
  line-height: 1.65;
}

/* ====== FORM ====== */
.form-stack {
  display: flex; flex-direction: column;
  gap: 1.25rem;
  max-width: 520px;
}
.form-stack label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 0.4rem;
}
.form-stack input,
.form-stack textarea,
.form-stack select {
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--divider-strong);
  border-radius: var(--radius-sm);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-stack input:focus,
.form-stack textarea:focus,
.form-stack select:focus {
  outline: none;
  border-color: var(--brand-cyan);
  box-shadow: 0 0 0 3px rgba(72, 193, 235, 0.18);
}
.form-stack textarea { min-height: 120px; resize: vertical; }

/* ====== UTIL ====== */
.text-center { text-align: center; }
.mt-4 { margin-top: 4rem; }
.mb-4 { margin-bottom: 4rem; }
.muted { color: var(--neutral-gray); }
.divider-line { height: 1px; background: var(--divider); margin: 4rem 0; }

/* ====== ENGAGEMENT PILLARS (industries deep-dive) ====== */
.engage-pillars {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}
.engage-pillar {
  position: relative;
  background: var(--white);
  border: 1px solid var(--divider);
  border-left: 3px solid var(--brand-cyan);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem 1.25rem 4rem;
  transition: all 0.25s var(--ease-soft);
}
.engage-pillar:hover {
  border-color: var(--divider);
  border-left-color: var(--brand-cyan-vivid);
  box-shadow: 0 8px 24px rgba(21, 105, 172, 0.08);
  transform: translateX(2px);
}
.engage-pillar .pillar-num {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--brand-navy);
  background: var(--brand-navy-tint);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  letter-spacing: 0.05em;
}
.engage-pillar h4 {
  font-size: 1.05rem;
  margin: 0 0 0.4rem;
  color: var(--brand-navy-darker);
}
.engage-pillar p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--neutral-gray);
}

/* ====== INNER PAGE HERO ART ====== */
/* Subtle decorative SVG used in the upper right of inner-page heroes */
.hero-accent {
  position: absolute;
  top: 4rem;
  right: -3rem;
  width: 380px;
  height: 380px;
  opacity: 0.55;
  pointer-events: none;
  z-index: 0;
}
.hero-accent svg { width: 100%; height: 100%; }
@media (max-width: 980px) {
  .hero-accent { width: 220px; height: 220px; opacity: 0.32; right: -4rem; top: 6rem; }
}
@media (max-width: 600px) {
  .hero-accent { display: none; }
}

/* Inner hero content sits above the decoration */
.hero > .container > .reveal { position: relative; z-index: 1; }

/* ====== SECTION ACCENTS ====== */
.section-rule {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0 auto 1.5rem;
  max-width: 60ch;
  color: var(--brand-cyan-vivid);
}
.section-rule::before,
.section-rule::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--divider) 50%, transparent);
}
.section-rule .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--brand-cyan-vivid);
  box-shadow: 0 0 0 4px rgba(72, 193, 235, 0.18);
}

/* ====== REFINED CARD INTERACTIONS ====== */
.card { will-change: transform; }
.card:hover .icon-bubble {
  background: var(--brand-cyan);
  color: var(--brand-navy-darker);
  transform: rotate(-3deg);
}
.icon-bubble { transition: all 0.3s var(--ease-soft); }

/* ====== BUTTON SHEEN ====== */
.btn-primary {
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0; left: -75%;
  width: 50%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.6s var(--ease-soft);
}
.btn-primary:hover::before { left: 125%; }

/* ====== REDUCED MOTION ====== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}