/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:         #09090e;
  --bg-card:    #111118;
  --bg-card-2:  #14141d;
  --border:     rgba(255,255,255,0.07);
  --border-2:   rgba(255,255,255,0.12);
  --text:       #f0f0f8;
  --muted:      #6b6b85;
  --muted-2:    #9898b3;
  --accent:     #7c6af7;
  --accent-2:   #5b8dee;
  --accent-glow:rgba(124,106,247,0.18);
  --radius:     14px;
  --radius-sm:  8px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
.gradient-text {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.03em;
  color: var(--text);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.18s ease;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #6457e8 100%);
  color: #fff;
  box-shadow: 0 0 0 0 var(--accent-glow);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 28px var(--accent-glow);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-2);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-ghost {
  background: rgba(255,255,255,0.05);
  color: var(--muted-2);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.09);
  color: var(--text);
}

.btn-large {
  padding: 14px 32px;
  font-size: 1rem;
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background 0.3s ease, border-color 0.3s ease;
}

.header.scrolled {
  background: rgba(9,9,14,0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}

.logo {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, #fff 40%, #b8b0ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  flex-shrink: 0;
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--muted-2);
  transition: color 0.15s;
}
.nav a:hover { color: var(--text); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.25s ease;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 68px;
}

.hero-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(124,106,247,0.13) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding-top: 80px;
  padding-bottom: 120px;
  max-width: 780px;
}

#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.55;
}

.hero-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(124,106,247,0.1);
  border: 1px solid rgba(124,106,247,0.25);
  border-radius: 100px;
  padding: 5px 14px;
  margin-bottom: 28px;
}

.hero-headline {
  font-size: clamp(2.8rem, 7vw, 5.2rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  color: var(--muted-2);
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

/* About */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-top: 8px;
}

.about-body {
  font-size: 1.05rem;
  color: var(--muted-2);
  line-height: 1.8;
}

/* ============================================================
   PRODUCT CARD
   ============================================================ */
.product-card {
  margin-top: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 40px 44px;
  max-width: 680px;
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.6;
}

.product-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}

.product-name {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.product-subtitle {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 4px;
}

.product-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #4ade80;
  background: rgba(74,222,128,0.1);
  border: 1px solid rgba(74,222,128,0.2);
  border-radius: 100px;
  padding: 4px 12px;
}

.product-description {
  font-size: 0.97rem;
  color: var(--muted-2);
  line-height: 1.75;
  margin-bottom: 20px;
}

.product-disclaimer {
  font-size: 0.76rem;
  color: var(--muted);
  border-left: 2px solid var(--border-2);
  padding-left: 12px;
  margin-bottom: 28px;
  line-height: 1.5;
}

/* ============================================================
   CONSULTING / SERVICES
   ============================================================ */
.consulting-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 56px;
  margin-top: 8px;
}

.consulting-body {
  font-size: 1.05rem;
  color: var(--muted-2);
  line-height: 1.8;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 30px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.service-card:hover {
  border-color: var(--border-2);
  transform: translateY(-2px);
}

.service-icon {
  width: 42px;
  height: 42px;
  background: rgba(124,106,247,0.1);
  border: 1px solid rgba(124,106,247,0.18);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 18px;
}

.service-title {
  font-size: 0.97rem;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.service-desc {
  font-size: 0.87rem;
  color: var(--muted);
  line-height: 1.65;
}

/* ============================================================
   RESPONSIBLE AI / GOVERNANCE
   ============================================================ */
.governance-gradient {
  background: linear-gradient(135deg, #10b981 0%, #3b82f6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.governance-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 56px;
  margin-top: 8px;
}

.governance-body {
  font-size: 1.05rem;
  color: var(--muted-2);
  line-height: 1.8;
}

.governance-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.governance-card {
  background: var(--bg-card);
  border: 1px solid rgba(16,185,129,0.15);
  border-radius: var(--radius);
  padding: 28px 30px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.governance-card:hover {
  border-color: rgba(16,185,129,0.35);
  transform: translateY(-2px);
}

.governance-icon {
  width: 42px;
  height: 42px;
  background: rgba(16,185,129,0.08);
  border: 1px solid rgba(16,185,129,0.18);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #10b981;
  margin-bottom: 18px;
}

.governance-card-title {
  font-size: 0.97rem;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.governance-card-desc {
  font-size: 0.87rem;
  color: var(--muted);
  line-height: 1.65;
}

.governance-callout {
  margin-top: 48px;
  padding: 28px 36px;
  border: 1px solid rgba(16,185,129,0.15);
  border-left: 3px solid #10b981;
  border-radius: var(--radius);
  background: rgba(16,185,129,0.03);
}

.governance-callout p {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--muted-2);
  line-height: 1.7;
}

/* ============================================================
   CONTACT
   ============================================================ */
.section-contact {
  text-align: center;
  position: relative;
  overflow: hidden;
}

.contact-glow {
  position: absolute;
  bottom: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(124,106,247,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.contact-inner {
  position: relative;
  z-index: 1;
}

.contact-body {
  font-size: 1.1rem;
  color: var(--muted-2);
  margin-top: 16px;
  margin-bottom: 32px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-logo {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--muted-2);
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--muted);
}

.footer-link {
  font-size: 0.82rem;
  color: var(--muted-2);
  transition: color 0.15s;
}
.footer-link:hover { color: var(--accent); }

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .nav {
    display: none;
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(9,9,14,0.97);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 0 20px;
    border-bottom: 1px solid var(--border);
  }
  .nav.open { display: flex; }
  .nav a {
    width: 100%;
    padding: 14px 24px;
    font-size: 1rem;
  }

  .hamburger { display: flex; }

  .header-actions .btn-outline { display: none; }

  .about-layout,
  .consulting-header {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .product-card {
    padding: 28px 24px;
  }

  .product-card-header {
    flex-direction: column;
    gap: 12px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .governance-header {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .governance-grid {
    grid-template-columns: 1fr;
  }

  .governance-callout {
    padding: 22px 24px;
  }
}

@media (max-width: 480px) {
  .section { padding: 72px 0; }
  .hero-inner { padding-top: 60px; padding-bottom: 80px; }
}