:root {
  --bg: #111010;
  --bg-surface: #1c1b1a;
  --bg-card: #222220;
  --fg: #f5f5f0;
  --fg-muted: #a0a09a;
  --accent: #FF4D00;
  --accent-dim: rgba(255, 77, 0, 0.12);
  --border: rgba(245, 245, 240, 0.08);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(17, 16, 16, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  font-family: 'DM Serif Display', serif;
  font-size: 1.375rem;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.nav__badge {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(255, 77, 0, 0.2);
  padding: 0.25rem 0.625rem;
  border-radius: 2rem;
}

/* HERO */
.hero {
  padding: 6rem 2rem 5rem;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 77, 0, 0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.hero__label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.hero__headline {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.hero__accent { color: var(--accent); font-style: italic; }
.hero__sub {
  font-size: 1.0625rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 42ch;
}
.hero__stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 1rem;
  overflow: hidden;
}
.hero__stat {
  background: var(--bg-surface);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}
.hero__stat-num {
  font-family: 'DM Serif Display', serif;
  font-size: 2.25rem;
  color: var(--accent);
  line-height: 1;
}
.hero__stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  line-height: 1.4;
}

/* PROBLEM */
.problem {
  padding: 5rem 2rem;
  border-top: 1px solid var(--border);
}
.problem__inner { max-width: 1200px; margin: 0 auto; }
.problem__bar {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.3;
  margin-bottom: 3.5rem;
  border-left: 3px solid var(--accent);
  padding-left: 1.5rem;
}
.problem__text--muted { color: var(--fg-muted); }
.problem__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}
.problem__col { display: flex; flex-direction: column; gap: 1.25rem; }
.problem__item {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  font-size: 0.9375rem;
  color: var(--fg-muted);
}
.problem__item p { line-height: 1.5; }
.problem__item--active {
  border-color: rgba(255, 77, 0, 0.25);
  background: rgba(255, 77, 0, 0.04);
  color: var(--fg);
}
.problem__icon {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  background: rgba(245, 245, 240, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  margin-top: 0.1rem;
}
.problem__item--active .problem__icon {
  background: var(--accent);
  color: var(--bg);
  font-weight: 600;
}

/* SERVICES */
.services {
  padding: 6rem 2rem;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
}
.services__inner { max-width: 1200px; margin: 0 auto; }
.services__header { margin-bottom: 3.5rem; }
.services__eyebrow {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 0.75rem;
}
.services__title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 400;
  max-width: 26ch;
  line-height: 1.2;
}
.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 1rem;
  overflow: hidden;
}
.services__card {
  background: var(--bg);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.services__card-num {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
}
.services__card-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.3;
}
.services__card-body {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* PROCESS */
.process {
  padding: 6rem 2rem;
  border-top: 1px solid var(--border);
}
.process__inner { max-width: 1200px; margin: 0 auto; }
.process__eyebrow {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 0.75rem;
}
.process__title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 400;
  max-width: 22ch;
  margin-bottom: 3.5rem;
  line-height: 1.2;
}
.process__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
.process__step { display: flex; flex-direction: column; gap: 0.75rem; }
.process__step-num {
  font-family: 'DM Serif Display', serif;
  font-size: 3rem;
  color: var(--accent);
  line-height: 1;
  opacity: 0.5;
}
.process__step-body h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
}
.process__step-body p {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* CLOSING */
.closing {
  padding: 8rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.closing::before {
  content: '';
  position: absolute;
  bottom: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(255, 77, 0, 0.06) 0%, transparent 70%);
  pointer-events: none;
}
.closing__inner { max-width: 900px; margin: 0 auto; position: relative; }
.closing__headline {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}
.closing__sub {
  font-size: 1.125rem;
  color: var(--fg-muted);
  margin-bottom: 0.75rem;
}
.closing__sub--sm {
  font-size: 0.9375rem;
  opacity: 0.7;
}

/* FOOTER */
.footer {
  padding: 2.5rem 2rem;
  border-top: 1px solid var(--border);
}
.footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.footer__brand {
  font-family: 'DM Serif Display', serif;
  font-size: 1rem;
}
.footer__tagline {
  font-size: 0.875rem;
  color: var(--fg-muted);
  flex: 1;
}
.footer__copy {
  font-size: 0.75rem;
  color: rgba(245, 245, 240, 0.3);
}

/* INDUSTRIES */
.industries {
  padding: 6rem 2rem;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.industries__inner { max-width: 1200px; margin: 0 auto; }
.industries__header { margin-bottom: 3rem; }
.industries__eyebrow {
  font-size: 0.7rem; font-weight: 500; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent);
  display: block; margin-bottom: 0.75rem;
}
.industries__title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 400; max-width: 28ch; line-height: 1.2; margin-bottom: 0.75rem;
}
.industries__sub { font-size: 1rem; color: var(--fg-muted); }
.industries__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}
.industries__card {
  display: flex; align-items: center; gap: 0.875rem;
  background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: 0.75rem; padding: 1.25rem 1.5rem;
  text-decoration: none; color: var(--fg);
  font-size: 0.9375rem; font-weight: 500;
  transition: all 0.15s;
}
.industries__card:hover {
  border-color: rgba(255, 77, 0, 0.25);
  background: rgba(255, 77, 0, 0.04);
  transform: translateY(-1px);
}
.industries__card-icon { font-size: 1.25rem; flex-shrink: 0; }
.industries__card-name { line-height: 1.2; }

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; gap: 3rem; }
  .hero__stat-grid { grid-template-columns: repeat(2, 1fr); }
  .problem__grid { grid-template-columns: 1fr; gap: 2rem; }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .process__steps { grid-template-columns: repeat(2, 1fr); }
  .industries__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__inner { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
}
@media (max-width: 600px) {
  .hero { padding: 4rem 1.25rem 3rem; }
  .problem, .services, .process, .closing { padding-left: 1.25rem; padding-right: 1.25rem; }
  .services__grid { grid-template-columns: 1fr; }
  .process__steps { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero__stat-grid { grid-template-columns: 1fr 1fr; }
}