:root {
  color-scheme: dark;
  --bg: #070a0f;
  --bg-2: #0b111a;
  --panel: rgba(255,255,255,.055);
  --panel-strong: rgba(255,255,255,.085);
  --text: #f7fbff;
  --muted: rgba(247,251,255,.68);
  --soft: rgba(247,251,255,.48);
  --line: rgba(255,255,255,.12);
  --line-strong: rgba(255,255,255,.22);
  --accent: #00d4aa;
  --accent-2: #00e5ff;
  --accent-3: #7c3aed;
  --shadow: 0 24px 90px rgba(0,0,0,.4);
  --radius: 22px;
  --max: 1440px;
  --header: rgba(7,10,15,.72);
}

[data-theme="light"] {
  color-scheme: light;
  --bg: #f7f9fc;
  --bg-2: #ffffff;
  --panel: rgba(5,16,31,.055);
  --panel-strong: rgba(5,16,31,.085);
  --text: #08111f;
  --muted: rgba(8,17,31,.68);
  --soft: rgba(8,17,31,.52);
  --line: rgba(8,17,31,.13);
  --line-strong: rgba(8,17,31,.24);
  --header: rgba(247,249,252,.78);
  --shadow: 0 24px 90px rgba(2,9,22,.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 18% 10%, rgba(0,212,170,.18), transparent 32rem),
    radial-gradient(circle at 90% 5%, rgba(124,58,237,.16), transparent 31rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
::selection { background: rgba(0,212,170,.28); color: var(--text); }

.site-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: -1;
}
.site-bg::before,
.site-bg::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  filter: blur(92px);
  opacity: .38;
}
.site-bg::before {
  width: 38rem;
  height: 38rem;
  left: -12rem;
  top: 15rem;
  background: rgba(0,229,255,.18);
}
.site-bg::after {
  width: 42rem;
  height: 42rem;
  right: -15rem;
  top: 42rem;
  background: rgba(124,58,237,.16);
}
.noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: .18;
  pointer-events: none;
  background-image: linear-gradient(135deg, rgba(255,255,255,.045) 0 1px, transparent 1px 12px);
  background-size: 18px 18px;
  mask-image: linear-gradient(to bottom, black, transparent 75%);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  background: var(--text);
  color: var(--bg);
  padding: .75rem 1rem;
  border-radius: .5rem;
  z-index: 1000;
}
.skip-link:focus { left: 1rem; }

.header {
  position: fixed;
  inset: 0 0 auto 0;
  height: 76px;
  z-index: 80;
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.header.is-scrolled {
  background: var(--header);
  border-color: var(--line);
  backdrop-filter: blur(18px);
  box-shadow: 0 12px 40px rgba(0,0,0,.12);
}
.navbar {
  max-width: var(--max);
  height: 100%;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .72rem;
  min-width: 235px;
}
.brand img {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
}
.brand-wordmark {
  display: grid;
  gap: .08rem;
  line-height: 1;
}
.brand-wordmark strong {
  color: var(--text);
  font-size: 1.02rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.brand-wordmark em {
  color: var(--muted);
  font-style: normal;
  font-size: .73rem;
  font-weight: 690;
  letter-spacing: .17em;
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1.1rem, 2.4vw, 2.2rem);
}
.nav-links a {
  font-size: .88rem;
  font-weight: 620;
  color: var(--muted);
  letter-spacing: .02em;
  position: relative;
  padding: .4rem 0;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: .08rem;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .22s ease;
}
.nav-links a:hover,
.nav-links a:focus-visible { color: var(--text); }
.nav-links a:hover::after,
.nav-links a:focus-visible::after { transform: scaleX(1); }

.nav-actions { display: flex; align-items: center; gap: .75rem; }
.theme-toggle,
.menu-toggle {
  min-width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
}
.theme-toggle:hover,
.menu-toggle:hover { border-color: var(--line-strong); background: var(--panel-strong); }
.cta-small {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 1rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  color: var(--text);
  font-size: .78rem;
  font-weight: 760;
  letter-spacing: .09em;
  text-transform: uppercase;
  background: linear-gradient(135deg, rgba(255,255,255,.07), rgba(255,255,255,.02));
}
.cta-small:hover { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(0,212,170,.12); }
.menu-toggle { display: none; }

.mobile-panel {
  display: none;
  position: fixed;
  inset: 76px 0 auto 0;
  z-index: 70;
  background: var(--header);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
  padding: 1rem clamp(1rem, 4vw, 2rem) 1.5rem;
}
.mobile-panel[data-open="true"] { display: block; }
.mobile-panel a {
  display: block;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-size: 1.35rem;
  font-weight: 560;
}
.mobile-panel a:last-child { border-bottom: 0; }

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(5rem, 10vw, 9rem) clamp(1rem, 4vw, 3rem);
}
.hero {
  min-height: 100svh;
  max-width: none;
  padding-top: 76px;
  display: grid;
  align-items: end;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, rgba(7,10,15,.98), rgba(7,10,15,.68) 46%, transparent 78%),
    radial-gradient(circle at 72% 32%, rgba(0,229,255,.22), transparent 25rem),
    radial-gradient(circle at 80% 70%, rgba(124,58,237,.24), transparent 28rem),
    url("images/case-study-bg-1.jpg") center/cover;
  opacity: .78;
}
[data-theme="light"] .hero::before {
  background:
    linear-gradient(115deg, rgba(247,249,252,.97), rgba(247,249,252,.8) 45%, rgba(247,249,252,.36) 78%),
    radial-gradient(circle at 72% 32%, rgba(0,145,180,.18), transparent 25rem),
    radial-gradient(circle at 80% 70%, rgba(124,58,237,.14), transparent 28rem),
    url("images/case-study-bg-1.jpg") center/cover;
  opacity: .9;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(110deg, transparent 0 54%, rgba(0,212,170,.16) 54.15%, transparent 54.5%),
    linear-gradient(110deg, transparent 0 66%, rgba(0,229,255,.14) 66.1%, transparent 66.42%),
    linear-gradient(110deg, transparent 0 73%, rgba(124,58,237,.16) 73.08%, transparent 73.3%);
  opacity: .9;
}
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  width: 100%;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 3rem) clamp(4.5rem, 10vw, 9rem);
}
.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  font-size: .78rem;
  font-weight: 780;
  letter-spacing: .2em;
  margin: 0 0 1.1rem;
}
.hero h1 {
  max-width: 960px;
  font-size: clamp(3rem, 7vw, 6.8rem);
  line-height: .98;
  letter-spacing: -.065em;
  font-weight: 390;
  margin: 0 0 1.5rem;
}
.gradient-text {
  background: linear-gradient(125deg, var(--accent), var(--accent-2), var(--accent-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p {
  max-width: 720px;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.7vw, 1.35rem);
  line-height: 1.65;
  margin: 0 0 2.2rem;
}
.actions { display: flex; flex-wrap: wrap; gap: .9rem; align-items: center; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  border-radius: 999px;
  padding: 0 1.35rem;
  font-weight: 760;
  letter-spacing: .06em;
  text-transform: uppercase;
  font-size: .82rem;
  border: 1px solid var(--line-strong);
  transition: transform .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #041016;
  border-color: transparent;
  box-shadow: 0 18px 50px rgba(0,212,170,.18);
}
.btn-secondary {
  color: var(--text);
  background: var(--panel);
}
.btn-secondary:hover { border-color: var(--accent); box-shadow: 0 0 0 5px rgba(0,212,170,.1); }
.hero-controls {
  position: absolute;
  z-index: 3;
  right: clamp(1rem, 4vw, 3rem);
  bottom: clamp(1.5rem, 4vw, 3.2rem);
  display: flex;
  align-items: center;
  gap: .7rem;
}
.hero-dot {
  width: 9px;
  height: 9px;
  border: 0;
  border-radius: 999px;
  background: var(--soft);
  padding: 0;
}
.hero-dot[aria-current="true"] {
  width: 36px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}
.hero-arrow {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
}
.hero-arrow:hover { border-color: var(--accent); }

.section-header {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(280px, .7fr);
  gap: clamp(2rem, 5vw, 6rem);
  align-items: end;
  margin-bottom: clamp(2rem, 5vw, 4rem);
}
.kicker {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .76rem;
  font-weight: 780;
  margin-bottom: 1rem;
}
.section h2 {
  font-size: clamp(2.1rem, 4.6vw, 5rem);
  line-height: 1.03;
  letter-spacing: -.055em;
  font-weight: 410;
  margin: 0;
}
.section-header p,
.lead {
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.18rem);
  line-height: 1.7;
  margin: 0;
}
.grid {
  display: grid;
  gap: 1rem;
}
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.card {
  background: linear-gradient(145deg, var(--panel), rgba(255,255,255,.025));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  min-height: 240px;
  padding: clamp(1.15rem, 2vw, 1.65rem);
  position: relative;
  overflow: hidden;
  box-shadow: 0 1px 0 rgba(255,255,255,.04) inset;
  transition: transform .24s ease, border-color .24s ease, background .24s ease, box-shadow .24s ease;
}
.card::before {
  content: "";
  position: absolute;
  inset: -2px;
  background: radial-gradient(circle at 20% 0%, rgba(0,212,170,.18), transparent 15rem);
  opacity: 0;
  transition: opacity .24s ease;
}
.card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow);
}
.card:hover::before { opacity: 1; }
.card > * { position: relative; z-index: 1; }
.card-number {
  color: var(--soft);
  font-weight: 760;
  font-size: .78rem;
  letter-spacing: .16em;
  margin-bottom: 1.8rem;
}
.card h3 {
  font-size: clamp(1.25rem, 1.55vw, 1.62rem);
  line-height: 1.16;
  letter-spacing: -.025em;
  margin: 0 0 .9rem;
}
.card p { color: var(--muted); line-height: 1.62; margin: 0; }
.card-link {
  display: inline-flex;
  margin-top: 1.35rem;
  color: var(--text);
  font-weight: 760;
  font-size: .82rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.card-link span { transition: transform .2s ease; }
.card:hover .card-link span { transform: translateX(4px); }
.band {
  max-width: none;
  background: linear-gradient(180deg, rgba(255,255,255,.035), transparent);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 1rem;
  margin-top: 3rem;
}
.stat {
  border-top: 1px solid var(--line);
  padding-top: 1.2rem;
}
.stat strong {
  display: block;
  font-size: clamp(2.4rem, 4vw, 4rem);
  line-height: 1;
  font-weight: 360;
}
.stat span { color: var(--muted); line-height: 1.5; }

.case-card {
  min-height: 430px;
  padding: 0;
  display: grid;
  align-items: end;
  background: var(--panel);
}
.case-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .36;
  filter: saturate(.8);
}
[data-theme="light"] .case-card img { opacity: .2; }
.case-card .case-body {
  position: relative;
  z-index: 2;
  padding: 1.5rem;
  background: linear-gradient(to top, rgba(0,0,0,.62), transparent);
}
[data-theme="light"] .case-card .case-body {
  background: linear-gradient(to top, rgba(255,255,255,.82), transparent);
}
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 .7rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--muted);
  font-size: .68rem;
  font-weight: 760;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: .85rem;
}
.split {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(320px, .7fr);
  gap: clamp(2rem, 6vw, 7rem);
  align-items: center;
}
.image-panel {
  border-radius: calc(var(--radius) + 10px);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  min-height: 500px;
  background: var(--panel);
}
.image-panel img { width: 100%; height: 100%; object-fit: cover; }
.checks {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  gap: .9rem;
}
.checks li {
  color: var(--muted);
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: .7rem;
  line-height: 1.58;
}
.checks li::before {
  content: "✓";
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: rgba(0,212,170,.13);
  color: var(--accent);
  font-weight: 800;
}
.contact-wrap {
  display: grid;
  grid-template-columns: minmax(0, .75fr) minmax(320px, .9fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}
.contact-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 1.2rem;
  margin-top: 1rem;
}
.contact-card strong { display: block; margin-bottom: .35rem; }
.contact-card span, .contact-card a { color: var(--muted); line-height: 1.5; overflow-wrap: anywhere; }
.form {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, var(--panel), rgba(255,255,255,.02));
  border-radius: calc(var(--radius) + 10px);
  padding: clamp(1.2rem, 3vw, 2rem);
  box-shadow: var(--shadow);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { display: grid; gap: .5rem; margin-bottom: 1rem; }
.field label { color: var(--muted); font-size: .78rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.field input,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,.045);
  color: var(--text);
  padding: .95rem 1rem;
  outline: none;
}
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus,
.field textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(0,212,170,.1); }
.form-note { color: var(--soft); font-size: .9rem; line-height: 1.5; margin: 0 0 1rem; }
.footer {
  border-top: 1px solid var(--line);
  padding: 3rem clamp(1rem, 4vw, 3rem);
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: start;
}
.footer .brand { margin-bottom: 1.2rem; }
.footer p { color: var(--muted); max-width: 620px; line-height: 1.6; }
.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px,1fr));
  gap: .8rem 2rem;
}
.footer-links a { color: var(--muted); font-weight: 620; }
.footer-links a:hover { color: var(--text); }
.copyright {
  max-width: var(--max);
  margin: 2rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--soft);
  font-size: .9rem;
}
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 1080px) {
  .nav-links { display: none; }
  .menu-toggle { display: grid; }
  .brand { min-width: 0; }
  .brand img { width: 40px; height: 40px; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .section-header, .split, .contact-wrap { grid-template-columns: 1fr; }
  .image-panel { min-height: 360px; }
}
@media (max-width: 720px) {
  .header { height: 70px; }
  .hero { padding-top: 70px; }
  .mobile-panel { inset: 70px 0 auto 0; }
  .navbar { padding-inline: 1rem; }
  .brand img { width: 38px; height: 38px; }
  .brand-wordmark strong { font-size: .94rem; }
  .brand-wordmark em { font-size: .64rem; }
  .nav-actions .cta-small { display: none; }
  .grid-3, .grid-4, .stats, .form-grid { grid-template-columns: 1fr; }
  .card { min-height: 210px; }
  .hero-controls { left: 1rem; right: auto; }
  .hero h1 { font-size: clamp(2.65rem, 14vw, 4.5rem); }
  .footer-inner { grid-template-columns: 1fr; }
}