/* ── Reset & base ─────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-bg:        #0a0f1a;
  --color-surface:   #111827;
  --color-surface-2: #1a2235;
  --color-border:    rgba(255, 255, 255, 0.08);
  --color-text:      #e2e8f0;
  --color-muted:     #94a3b8;
  --color-accent:    #3b82f6;
  --color-accent-2:  #60a5fa;
  --color-gold:      #c9a84c;
  --font-sans:       'DM Sans', system-ui, sans-serif;
  --font-serif:      'Source Serif 4', Georgia, serif;
  --radius:          12px;
  --radius-lg:       20px;
  --shadow:          0 4px 24px rgba(0, 0, 0, 0.4);
  --transition:      0.25s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: min(1120px, 92vw);
  margin-inline: auto;
}

/* ── Typography helpers ───────────────────────────────────── */
.eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-2);
  margin-bottom: 0.75rem;
}

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.3;
  font-optical-sizing: auto;
}

h1 {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  max-width: 20ch;
  letter-spacing: 0.02em;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  max-width: 24ch;
  letter-spacing: 0.015em;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  letter-spacing: 0.01em;
}

/* ── Header ───────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 15, 26, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--color-text);
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.05rem;
  min-width: 32px;
  height: 32px;
  padding: 0 0.35rem;
  background: linear-gradient(135deg, var(--color-accent), #1d4ed8);
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-weight: 700;
  color: #fff;
  line-height: 1;
}

.logo-slash {
  font-size: 0.95rem;
  font-weight: 600;
  opacity: 0.9;
  transform: translateY(-0.5px);
}

.logo-letter {
  font-size: 0.95rem;
  font-weight: 700;
}

.logo-text {
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.nav {
  display: flex;
  gap: 2rem;
}

.nav a {
  color: var(--color-muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav a:hover {
  color: var(--color-text);
}

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 64px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(59, 130, 246, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(201, 168, 76, 0.08) 0%, transparent 50%),
    var(--color-bg);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 20%, transparent 80%);
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding-block: 6rem 5rem;
}

.hero-content {
  position: relative;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0;
}

.hero-integration-img {
  position: relative;
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
}

.hero-lead {
  margin-top: 1.5rem;
  max-width: 52ch;
  font-size: 1.125rem;
  color: var(--color-muted);
}

.btn-primary {
  display: inline-block;
  margin-top: 2.5rem;
  padding: 0.85rem 1.75rem;
  background: linear-gradient(135deg, var(--color-accent), #1d4ed8);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: 8px;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.45);
}

/* ── Services ─────────────────────────────────────────────── */
.services {
  padding-block: 7rem;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.section-header {
  margin-bottom: 3.5rem;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.service-card {
  position: relative;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color var(--transition), transform var(--transition);
}

.service-card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-4px);
}

.service-icon {
  width: 44px;
  height: 44px;
  color: var(--color-accent-2);
  margin-bottom: 1.25rem;
}

.service-icon svg {
  width: 100%;
  height: 100%;
}

.service-number {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.12);
}

.service-card p {
  color: var(--color-muted);
  font-size: 0.925rem;
}

.partner-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin-top: 1.25rem;
}

.partner-tags li {
  padding: 0.3rem 0.75rem;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-accent-2);
}

/* ── Expertise ────────────────────────────────────────────── */
.expertise {
  padding-block: 7rem;
  border-top: 1px solid var(--color-border);
}

.expertise-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.expertise-text p:last-child {
  margin-top: 1.25rem;
  color: var(--color-muted);
  max-width: 48ch;
}

.stats {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.stat {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.stat-value {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--color-gold);
  min-width: 3.5rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-muted);
}

/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
  padding-block: 2rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  font-weight: 600;
  font-size: 0.9rem;
}

.footer-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.35rem;
}

.footer-email {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-accent-2);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-email:hover {
  color: var(--color-text);
}

.site-footer p {
  font-size: 0.8rem;
  color: var(--color-muted);
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav {
    gap: 1.25rem;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding-block: 4rem 3rem;
  }

  .hero-visual {
    order: -1;
  }

  .hero-integration-img {
    max-width: 100%;
  }

  .expertise-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 480px) {
  .nav a:last-child {
    display: none;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer-meta {
    align-items: center;
  }
}