:root {
  --black: #000000;
  --near-black: #0a0a0a;
  --dark: #111111;
  --card: #141414;
  --border: #1e1e1e;
  --cyan: #00e5ff;
  --cyan-dim: rgba(0,229,255,0.08);
  --cyan-mid: rgba(0,229,255,0.15);
  --white: #ffffff;
  --gray: #a0a0a0;
  --light-gray: #d0d0d0;
  --radius: 6px;
  --hero-gap: 64px;
  --hero-padding-y: 120px;
  --hero-padding-x: 32px;
  --hero-accent: #00b8d4;
  --hero-sub-color: #d8d8d8;
  --nav-logo-height: 48px;
  --nav-logo-height-tablet: 40px;
  --nav-logo-height-mobile: 36px;
  --bio-max: 1200px;
  --bio-space: 24px;
  --bio-space-lg: 40px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* space for fixed nav so anchor targets show section title */
}
body {
  background: var(--black);
  color: var(--white);
  font-family: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* NAV */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 60px;
  background: rgba(0,0,0,0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.nav-logo:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  border-radius: var(--radius);
}
.nav-logo__img {
  height: var(--nav-logo-height);
  width: auto;
  display: block;
  object-fit: contain;
}
.nav-logo__text {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-left: 12px;
  white-space: nowrap;
}
.nav-logo__w { color: var(--white); }
.nav-logo__accent { color: var(--cyan); }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a {
  color: var(--gray);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.2s;
  padding: 4px 0;
  border-radius: 2px;
}
.nav-links a:hover { color: var(--white); }
.nav-links a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  color: var(--white);
}
.nav-cta {
  background: transparent;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  padding: 10px 22px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.25s;
  font-weight: 600;
  border-radius: var(--radius);
  text-decoration: none;
  display: inline-block;
}
.nav-cta:hover { background: var(--cyan); color: var(--black); }
.nav-cta:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  border-radius: var(--radius);
}
.hamburger:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: all 0.3s;
}
.mobile-menu {
  display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.96); z-index: 99;
  flex-direction: column; align-items: center; justify-content: center; gap: 32px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  color: var(--white); text-decoration: none; font-size: 20px;
  font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase;
  transition: color 0.2s;
}
.mobile-menu a:hover { color: var(--cyan); }
.mobile-menu .nav-cta { font-size: 14px; padding: 14px 28px; margin-top: 16px; }

/* HERO */
#hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding: var(--hero-padding-y) var(--hero-padding-x) 80px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
/* Hero background motion (AllRailz-style: flow lines, streams, dots, nodes) */
/* Effects sit above overlay so they’re visible on black */
.hero-bg-effects {
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: hidden;
  pointer-events: none;
}
@media (prefers-reduced-motion: reduce) {
  .hero-flow, .hero-stream, .hero-dot, .hero-node { animation: none !important; opacity: 0.5; }
}
.hero-flow {
  position: absolute;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,184,212,0.85), transparent);
  animation: hero-flow-line 10s linear infinite;
}
.hero-flow--1 { top: 15%; width: 120px; }
.hero-flow--2 { top: 28%; width: 90px; animation-delay: 2s; animation-duration: 11s; }
.hero-flow--3 { top: 38%; width: 150px; animation-delay: 1s; animation-duration: 12s; }
.hero-flow--4 { top: 62%; width: 100px; animation-delay: 3s; animation-duration: 9s; }
.hero-flow--5 { top: 78%; width: 140px; animation-delay: 1.5s; animation-duration: 10s; }
.hero-stream {
  position: absolute;
  top: 0;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(0,184,212,0.75), transparent);
  animation: hero-data-stream 10s linear infinite;
}
.hero-stream--1 { left: 18%; height: 120px; }
.hero-stream--2 { left: 42%; height: 100px; animation-delay: 2s; animation-duration: 11s; }
.hero-stream--3 { left: 62%; height: 140px; animation-delay: 1.5s; animation-duration: 9s; }
.hero-stream--4 { left: 82%; height: 90px; animation-delay: 3s; animation-duration: 10s; }
.hero-dot {
  position: absolute;
  border-radius: 50%;
  background: rgba(0,184,212,0.9);
  animation: hero-float 6s ease-in-out infinite;
  box-shadow: 0 0 12px rgba(0,184,212,0.4);
}
.hero-dot--1 { top: 18%; left: 12%; width: 6px; height: 6px; }
.hero-dot--2 { top: 32%; left: 48%; width: 5px; height: 5px; animation-delay: 1s; animation-duration: 7s; }
.hero-dot--3 { top: 48%; left: 22%; width: 7px; height: 7px; animation-delay: 2s; animation-duration: 8s; background: rgba(255,255,255,0.6); box-shadow: 0 0 10px rgba(255,255,255,0.3); }
.hero-dot--4 { top: 58%; left: 68%; width: 6px; height: 6px; animation-delay: 0.5s; animation-duration: 6.5s; }
.hero-dot--5 { top: 38%; left: 78%; width: 5px; height: 5px; animation-delay: 1.5s; animation-duration: 7.5s; }
.hero-dot--6 { top: 72%; left: 32%; width: 6px; height: 6px; animation-delay: 2.5s; animation-duration: 8.5s; background: rgba(255,255,255,0.55); box-shadow: 0 0 10px rgba(255,255,255,0.25); }
.hero-dot--7 { top: 24%; left: 88%; width: 7px; height: 7px; animation-delay: 3s; animation-duration: 9s; }
.hero-dot--8 { top: 54%; left: 52%; width: 5px; height: 5px; animation-delay: 1.2s; animation-duration: 6.8s; }
.hero-node {
  position: absolute;
  border-radius: 50%;
  background: rgba(0,184,212,0.6);
  animation: hero-pulse-node 3.5s ease-in-out infinite;
  box-shadow: 0 0 20px rgba(0,184,212,0.35);
}
.hero-node--1 { top: 16%; left: 10%; width: 10px; height: 10px; }
.hero-node--2 { top: 30%; left: 40%; width: 12px; height: 12px; animation-delay: 0.5s; animation-duration: 3.8s; }
.hero-node--3 { top: 46%; left: 20%; width: 10px; height: 10px; animation-delay: 1s; animation-duration: 4s; }
.hero-node--4 { top: 60%; left: 60%; width: 12px; height: 12px; animation-delay: 0.3s; animation-duration: 3.2s; }
.hero-node--5 { top: 36%; left: 70%; width: 10px; height: 10px; animation-delay: 1.2s; animation-duration: 3.6s; }
.hero-node--6 { top: 70%; left: 30%; width: 12px; height: 12px; animation-delay: 0.8s; animation-duration: 4.2s; }
.hero-node--7 { top: 26%; left: 80%; width: 10px; height: 10px; animation-delay: 0.6s; animation-duration: 3.3s; }
.hero-node--8 { top: 50%; left: 50%; width: 12px; height: 12px; animation-delay: 1.4s; animation-duration: 4.1s; }

@keyframes hero-flow-line {
  0% { transform: translateX(-100%); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateX(100vw); opacity: 0; }
}
@keyframes hero-data-stream {
  0% { transform: translateY(-100%); opacity: 0; }
  10% { opacity: 0.6; }
  90% { opacity: 0.6; }
  100% { transform: translateY(100vh); opacity: 0; }
}
@keyframes hero-float {
  0%, 100% { transform: translateY(0) translateX(0); opacity: 0.5; }
  50% { transform: translateY(-18px) translateX(8px); opacity: 0.9; }
}
@keyframes hero-pulse-node {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.9; transform: scale(1.15); }
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(10,10,10,0.4) 0%, var(--black) 100%),
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 79px,
      rgba(255,255,255,0.02) 79px,
      rgba(255,255,255,0.02) 80px
    ),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 79px,
      rgba(255,255,255,0.02) 79px,
      rgba(255,255,255,0.02) 80px
    );
  pointer-events: none;
}
.hero-container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--hero-gap);
  align-items: center;
}
.hero-col--content {
  min-width: 0;
}
.hero-eyebrow {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--hero-accent);
  margin-bottom: 20px;
  padding: 6px 14px;
  border: 1px solid rgba(0,184,212,0.35);
  border-radius: 999px;
  background: rgba(0,184,212,0.06);
  font-weight: 600;
}
#hero h1 {
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: var(--white);
}
#hero h1 em {
  display: block;
  color: var(--hero-accent);
  font-style: normal;
}
.hero-sub {
  font-size: 18px;
  line-height: 1.7;
  color: var(--hero-sub-color);
  margin-bottom: 32px;
  max-width: 520px;
  font-weight: 400;
}
.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 20px;
}
#hero .btn-primary {
  background: var(--hero-accent);
  color: var(--black);
  border: none;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: none;
  cursor: pointer;
  border-radius: var(--radius);
  text-decoration: none;
  display: inline-block;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
  box-shadow: none;
}
#hero .btn-primary:hover {
  background: #00a3b8;
  color: var(--black);
  box-shadow: 0 2px 12px rgba(0,184,212,0.25);
}
#hero .btn-primary:focus {
  outline: 2px solid var(--hero-accent);
  outline-offset: 2px;
}
#hero .btn-secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--light-gray);
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: none;
  cursor: pointer;
  border-radius: var(--radius);
  text-decoration: none;
  display: inline-block;
  transition: border-color 0.2s, color 0.2s;
}
#hero .btn-secondary:hover {
  border-color: var(--hero-accent);
  color: var(--hero-accent);
}
#hero .btn-secondary:focus {
  outline: 2px solid var(--hero-accent);
  outline-offset: 2px;
}
#hero .btn-secondary .arrow {
  display: inline-block;
  transition: transform 0.2s;
}
#hero .btn-secondary:hover .arrow {
  transform: translateX(4px);
}
.hero-cred {
  font-size: 13px;
  color: var(--gray);
  letter-spacing: 0.02em;
  margin: 0;
}
/* Hero right-side card: Enterprise AI Operating Model */
.hero-model-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 28px 24px;
  max-width: 360px;
  margin-left: auto;
}
.hero-model-card__title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--gray);
  margin-bottom: 22px;
  text-transform: uppercase;
}
.hero-model-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.hero-model-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: 12px 0 12px 16px;
  border-left: 3px solid transparent;
  border-left-color: rgba(0,184,212,0.35);
  position: relative;
}
.hero-model-row + .hero-model-row {
  border-top: 1px solid var(--border);
}
.hero-model-row__label {
  font-size: 14px;
  font-weight: 600;
  color: var(--light-gray);
  line-height: 1.35;
  display: block;
}
.hero-model-row__desc {
  font-size: 12px;
  color: var(--gray);
  line-height: 1.45;
  display: block;
}
.hero-scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gray);
  font-size: 11px;
  letter-spacing: 0.08em;
}
.hero-scroll .scroll-line {
  width: 32px;
  height: 1px;
  background: var(--gray);
  display: block;
}

/* Shared button styles (outside hero) */
.btn-primary {
  background: var(--cyan);
  color: var(--black);
  border: none;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: none;
  cursor: pointer;
  border-radius: var(--radius);
  text-decoration: none;
  display: inline-block;
  transition: background 0.2s, box-shadow 0.2s;
}
.btn-primary:hover { background: #00c4d9; box-shadow: 0 2px 12px rgba(0,229,255,0.2); }
.btn-primary:focus { outline: 2px solid var(--cyan); outline-offset: 2px; }
.btn-secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--light-gray);
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: none;
  cursor: pointer;
  border-radius: var(--radius);
  text-decoration: none;
  display: inline-block;
  transition: border-color 0.2s, color 0.2s;
}
.btn-secondary:hover { border-color: var(--cyan); color: var(--cyan); }
.btn-secondary:focus { outline: 2px solid var(--cyan); outline-offset: 2px; }
.btn-secondary .arrow { display: inline-block; transition: transform 0.2s; }
.btn-secondary:hover .arrow { transform: translateX(4px); }

@media (max-width: 900px) {
  #hero {
    padding: 100px 20px 60px;
    min-height: auto;
  }
  .hero-container {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }
  .hero-col--content {
    order: 1;
  }
  .hero-col--card {
    order: 2;
  }
  .hero-sub {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-btns {
    justify-content: center;
  }
  .hero-cred {
    text-align: center;
  }
  .hero-model-card {
    margin-left: auto;
    margin-right: auto;
    max-width: 100%;
  }
  .hero-scroll {
    display: none;
  }
}

/* SECTIONS GENERAL */
section { padding: 72px 60px; }
h1 {
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.section-tag {
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--cyan); margin-bottom: 14px; font-weight: 600;
}
h2 {
  font-size: clamp(26px, 3.5vw, 44px); font-weight: 800;
  line-height: 1.1; letter-spacing: -0.02em; margin-bottom: 20px;
}
.section-copy {
  font-size: 15px; color: var(--gray); line-height: 1.8;
  max-width: 640px;
}

/* CHALLENGE */
#challenge { background: var(--near-black); }
.challenge-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
  align-items: start; margin-top: 40px;
}
.challenge-stat {
  border-left: 2px solid var(--cyan); padding-left: 20px; margin-bottom: 28px;
}
.challenge-stat .num {
  font-size: 44px; font-weight: 800; color: var(--cyan); line-height: 1;
}
.challenge-stat .label {
  font-size: 13px; color: var(--gray); margin-top: 6px; line-height: 1.5;
}
.advisory-card {
  border: 1px solid var(--border); padding: 28px; background: var(--card);
  border-radius: var(--radius);
  margin-top: 32px;
}
.advisory-card .section-tag { margin-bottom: 12px; }
.advisory-card p { font-size: 14px; color: var(--gray); line-height: 1.8; }
.advisory-card .note {
  font-size: 12px; color: #555; margin-top: 14px;
  letter-spacing: 0.04em; font-style: italic;
}

/* SERVICES */
#services { background: var(--black); }
.services-header { max-width: 600px; margin-bottom: 48px; }
.services-list { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; }
.service-item {
  background: var(--card); border: 1px solid var(--border);
  padding: 32px; transition: border-color 0.3s, background 0.3s;
  position: relative; overflow: hidden;
}
.service-item::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 3px; height: 0; background: var(--cyan);
  transition: height 0.3s;
}
.service-item:hover { border-color: #2a2a2a; background: #161616; }
.service-item:hover::before { height: 100%; }
.service-item--outcome { background: var(--cyan-dim); border-color: rgba(0,229,255,0.2); }
.service-num {
  font-size: 11px; letter-spacing: 0.14em; color: var(--cyan);
  font-weight: 700; margin-bottom: 14px;
}
.service-title {
  font-size: 17px; font-weight: 700; margin-bottom: 10px; line-height: 1.3;
}
.service-desc { font-size: 13px; color: var(--gray); line-height: 1.7; }

/* LIFECYCLE */
#lifecycle { background: var(--near-black); }
.lifecycle-header { max-width: 600px; margin-bottom: 40px; }
.lifecycle-steps {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 0;
  position: relative;
}
.lifecycle-steps::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 2px; background: var(--border);
}
.lifecycle-step {
  padding: 28px 20px; border-top: 2px solid transparent;
  position: relative; transition: border-color 0.3s;
}
.lifecycle-step::after {
  content: ''; position: absolute; top: -5px; left: 20px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--border); border: 2px solid var(--near-black);
  transition: background 0.3s;
}
.lifecycle-step:hover { border-top-color: var(--cyan); }
.lifecycle-step:hover::after { background: var(--cyan); }
.lifecycle-step:hover .step-icon { color: var(--cyan); }
.step-num {
  font-size: 10px; letter-spacing: 0.12em; color: var(--gray);
  margin-bottom: 10px; text-transform: uppercase;
}
.step-name {
  font-size: 14px; font-weight: 700; margin-bottom: 8px; color: var(--white);
}
.step-desc { font-size: 12px; color: var(--gray); line-height: 1.6; }
.step-icon { font-size: 20px; margin-bottom: 10px; color: #333; transition: color 0.3s; }

/* FRAMEWORK */
#framework { background: var(--black); }
.framework-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
  align-items: start; margin-top: 40px;
}
.pillars-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 16px;
}
.pillar {
  background: var(--card); border: 1px solid var(--border);
  padding: 14px 16px; font-size: 13px; font-weight: 600;
  color: var(--light-gray); letter-spacing: 0.02em;
  transition: border-color 0.2s, color 0.2s;
  border-radius: var(--radius);
}
.pillar:hover { border-color: var(--cyan); color: var(--cyan); }

/* EDUCATION */
#education { background: var(--near-black); }
.edu-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 40px;
}
.edu-card {
  background: var(--card); border: 1px solid var(--border);
  padding: 28px; transition: border-color 0.3s;
  border-radius: var(--radius);
}
.edu-card:hover { border-color: rgba(0,229,255,0.3); }
.edu-icon { font-size: 24px; margin-bottom: 14px; }
.edu-title { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.edu-desc { font-size: 13px; color: var(--gray); line-height: 1.7; }

/* INDUSTRIES */
#industries { background: var(--black); }
.industries-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; margin-top: 40px;
}
.industry-card {
  background: var(--card); border: 1px solid var(--border);
  padding: 28px 24px; transition: all 0.3s; position: relative; overflow: hidden;
}
.industry-card::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 2px; background: var(--cyan); transform: scaleX(0);
  transform-origin: left; transition: transform 0.3s;
}
.industry-card:hover::after { transform: scaleX(1); }
.industry-card:hover { background: #161616; }
.industry-icon { font-size: 28px; margin-bottom: 16px; display: block; }
.industry-name { font-size: 15px; font-weight: 700; margin-bottom: 10px; }
.industry-desc { font-size: 13px; color: var(--gray); line-height: 1.7; }
.industry-tags {
  display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px;
}
.tag {
  font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid #2a2a2a; color: var(--gray);
  padding: 3px 8px; font-weight: 500;
}

/* LEADERSHIP */
#leadership { background: var(--near-black); }
.leader-card {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 40px;
  background: linear-gradient(165deg, rgba(24,24,24,0.7) 0%, var(--card) 50%, rgba(18,18,18,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.11);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 28px;
  transition: box-shadow 0.25s, border-color 0.25s;
  align-items: center;
}
.leader-card:hover {
  box-shadow: 0 0 40px rgba(0,229,255,0.04);
  border-color: rgba(255,255,255,0.14);
}
.leader-card--reverse { grid-template-columns: 1fr 300px; }
.leader-card--reverse .leader-card__photo { order: 2; }
.leader-card--reverse .leader-card__info { order: 1; }
.leader-card__photo {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 360px;
  overflow: hidden;
}
.leader-card__photo::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(0,0,0,0.35) 0%, transparent 50%, rgba(0,0,0,0.2) 100%);
}
.leader-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
  filter: brightness(0.96) contrast(1.03);
}
.leader-card__info {
  padding: 52px 52px 52px 0;
}
.leader-card--reverse .leader-card__info {
  padding: 52px 0 52px 52px;
}
.leader-card__name {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.leader-card__title {
  font-size: 14px;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}
.leader-card__tagline {
  font-size: 11px;
  color: rgba(212,212,212,0.95);
  letter-spacing: 0.11em;
  text-transform: uppercase;
  margin-bottom: 24px;
  font-weight: 600;
}
.leader-card__bio {
  font-size: 15px;
  color: rgba(224,224,224,0.94);
  line-height: 1.7;
  margin-bottom: 26px;
}
.leader-card__creds {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 26px;
}
.cred {
  border: 1px solid rgba(255,255,255,0.07);
  background: rgba(255,255,255,0.03);
  padding: 8px 14px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: rgba(200,200,200,0.9);
  border-radius: 6px;
  transition: background 0.2s, border-color 0.2s;
}
.cred:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.1);
}
.leader-card__link {
  display: inline-block;
  color: #00dcef;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 8px 4px 8px 0;
  margin: -8px 4px -8px 0;
  transition: color 0.2s, border-color 0.2s;
  border-bottom: 1px solid transparent;
}
.leader-card__link:hover {
  color: #40e5f5;
  border-bottom-color: #40e5f5;
}
.leader-card__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 2px;
}
.leader-card__link .arrow {
  display: inline-block;
  transition: transform 0.25s;
}
.leader-card__link:hover .arrow {
  transform: translateX(4px);
}

/* CTA (bio pages and home) */
#cta {
  background: var(--black);
  text-align: center;
  padding: 80px 60px;
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--border);
}
.cta-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 50% 50% at 50% 50%, rgba(0,229,255,0.06) 0%, transparent 70%);
}
.cta-inner { position: relative; z-index: 2; }
.cta-warning {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 20px;
}
#cta h2 {
  font-size: clamp(28px, 4.5vw, 52px);
  margin-bottom: 16px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}
#cta .section-copy { margin: 0 auto 36px; text-align: center; max-width: 520px; }
#cta .btn-primary {
  font-size: 14px;
  padding: 18px 40px;
  transition: background 0.2s, box-shadow 0.2s;
}
#cta .btn-primary:hover { box-shadow: 0 2px 16px rgba(0,229,255,0.25); }
#cta .btn-primary:focus-visible { outline: 2px solid var(--cyan); outline-offset: 4px; }
.cta-note {
  margin-top: 24px;
  font-size: 12px;
  color: #555;
  letter-spacing: 0.04em;
}

/* FOOTER */
footer {
  background: var(--near-black);
  border-top: 1px solid var(--border);
  padding: 40px 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
}
a.footer-logo-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  transition: opacity 0.2s;
}
a.footer-logo-link:hover { opacity: 0.9; }
a.footer-logo-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  border-radius: 4px;
}
img.footer-logo {
  height: 38px;
  width: auto;
  display: block;
  object-fit: contain;
  object-position: left center;
}
.footer-logo__text {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.06em;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 32px;
  justify-content: center;
}
.footer-links a {
  font-size: 14px;
  color: var(--light-gray);
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: color 0.2s;
  padding: 4px 0;
}
.footer-links a:hover { color: var(--white); }
.footer-links a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 2px;
}
.footer-copy {
  font-size: 13px;
  color: var(--light-gray);
  flex-shrink: 0;
}

/* SCROLL ANIMATIONS */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}
.reveal.visible {
  opacity: 1; transform: translateY(0);
}
.reveal-child { opacity: 0; transform: translateY(16px); transition: opacity 0.5s ease-out, transform 0.5s ease-out; }
.reveal.visible .reveal-child { opacity: 1; transform: translateY(0); }
.reveal.visible .reveal-child:nth-child(1) { transition-delay: 0s; }
.reveal.visible .reveal-child:nth-child(2) { transition-delay: 0.08s; }
.reveal.visible .reveal-child:nth-child(3) { transition-delay: 0.16s; }
.reveal.visible .reveal-child:nth-child(4) { transition-delay: 0.24s; }
.reveal.visible .reveal-child:nth-child(5) { transition-delay: 0.32s; }
.reveal.visible .reveal-child:nth-child(6) { transition-delay: 0.40s; }

/* BIO PAGE */
/* BIO PAGE (uniform template) */
.bio-page__wrap {
  max-width: var(--bio-max);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
  box-sizing: border-box;
}
.bio-hero {
  padding: 120px 0 56px;
  background: var(--near-black);
  position: relative;
}
.bio-hero .bio-page__wrap {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 48px;
  align-items: center;
}
.bio-hero__photo {
  width: 100%;
  max-width: 300px;
  aspect-ratio: 3 / 4;
  max-height: 400px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}
.bio-hero__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
}
.bio-hero__info { min-width: 0; }
.bio-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 20px;
  transition: opacity 0.2s;
}
.bio-back:hover { opacity: 0.85; }
.bio-back:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  border-radius: 2px;
}
.bio-hero__role {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 8px;
  font-weight: 600;
}
.bio-hero__name {
  font-size: clamp(28px, 3.5vw, 36px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  line-height: 1.1;
}
.bio-hero__descriptor {
  font-size: 12px;
  color: rgba(212,212,212,0.95);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
  font-weight: 600;
  line-height: 1.4;
}
.bio-creds {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.bio-creds .cred {
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.04);
  padding: 8px 14px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: rgba(200,200,200,0.9);
  border-radius: 6px;
  transition: background 0.2s, border-color 0.2s;
}
.bio-creds .cred:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.12);
}
.bio-body {
  padding: 0 0 var(--bio-space-lg);
}
.bio-body .bio-page__wrap {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 48px;
  align-items: start;
}
.bio-body .bio-page__wrap > * {
  grid-column: 1 / -1;
  min-width: 0;
}
.bio-lead {
  font-size: 18px;
  color: rgba(230,230,230,0.95);
  line-height: 1.75;
  margin-bottom: var(--bio-space);
}
.bio-highlights {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-top: 24px;
  margin-bottom: var(--bio-space-lg);
}
.bio-highlights__title {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 16px;
  font-weight: 600;
}
.bio-highlights ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.bio-highlights li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  font-size: 14px;
  color: var(--light-gray);
  line-height: 1.65;
}
.bio-highlights li:last-child { margin-bottom: 0; }
.bio-highlights li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: 0.8;
}
.bio-content h3 {
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: var(--bio-space-lg) 0 14px;
  font-weight: 600;
}
.bio-content h3:first-of-type { margin-top: 0; }
.bio-content p {
  font-size: 16px;
  color: rgba(220,220,220,0.92);
  line-height: 1.75;
  margin-bottom: var(--bio-space);
}
.bio-content p:last-child { margin-bottom: 0; }

/* RESPONSIVE */
@media (max-width: 1100px) {
  .industries-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  nav { padding: 14px 20px; }
  .nav-logo__img { height: var(--nav-logo-height-tablet); }
  .nav-logo__text { font-size: 16px; margin-left: 10px; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .hamburger { display: flex; }
  section { padding: 56px 20px; }
  #hero { padding: 100px 20px 60px; min-height: auto; }
  .hero-scroll { display: none; }
  .challenge-grid, .framework-inner { grid-template-columns: 1fr; gap: 32px; }
  .services-list { grid-template-columns: 1fr; }
  .lifecycle-steps { grid-template-columns: 1fr 1fr; }
  .lifecycle-steps::before { display: none; }
  .lifecycle-step::after { display: none; }
  .industries-grid { grid-template-columns: 1fr; }
  .edu-grid { grid-template-columns: 1fr; }
  .leader-card,
  .leader-card--reverse {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .leader-card__photo {
    min-height: 300px;
    order: -1 !important;
  }
  .leader-card__photo::before {
    background: linear-gradient(135deg, rgba(0,0,0,0.2) 0%, transparent 55%, rgba(0,0,0,0.12) 100%);
  }
  .leader-card__photo img {
    filter: brightness(0.98) contrast(1.02);
  }
  .leader-card__info {
    padding: 28px 24px 32px !important;
    order: 1 !important;
  }
  footer {
    flex-direction: column;
    gap: 20px;
    text-align: center;
    padding: 32px 24px;
    max-width: none;
  }
  img.footer-logo { height: 36px; }
  .footer-links { justify-content: center; }
  .footer-copy { font-size: 13px; }
  #cta { padding: 60px 20px; }
  .bio-hero { padding: 100px 0 40px; }
  .bio-body .bio-page__wrap {
    display: block;
  }
  .bio-body .bio-page__wrap > * {
    grid-column: auto;
  }
  .bio-hero .bio-page__wrap {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-left: 20px;
    padding-right: 20px;
  }
  .bio-hero__photo {
    max-width: 260px;
    max-height: 340px;
    justify-self: center;
  }
  .bio-hero__info { text-align: center; }
  .bio-creds { justify-content: center; }
  .bio-body .bio-page__wrap { padding-left: 20px; padding-right: 20px; }
  .bio-highlights { padding: 20px 22px; margin-bottom: 32px; }
  .bio-content { padding-left: 0; padding-right: 0; }
  .bio-content h3 { margin-top: 32px; }
  #cta { padding: 60px 20px; }
}
@media (max-width: 600px) {
  .nav-logo__img { height: var(--nav-logo-height-mobile); }
  .nav-logo__text { font-size: 14px; margin-left: 8px; }
  .hero-sub { font-size: 17px; }
  .hero-btns { flex-direction: column; align-items: center; }
  .hero-btns .btn-primary,
  .hero-btns .btn-secondary { width: 100%; text-align: center; font-size: 15px; }
  .services-header { margin-bottom: 32px; }
  .leader-card__photo { min-height: 240px; }
}