/* ============================================
   Aventaryk — Stylesheet
   Dark Premium · Linear/Vercel-inspired
   ============================================ */

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

:root {
  --bg:           #0b1020;
  --bg-2:         #0e1428;
  --bg-card:      #111827;
  --bg-card-2:    #0f1623;
  --border:       rgba(255,255,255,0.07);
  --border-glow:  rgba(99,102,241,0.4);
  --text:         #e2e8f0;
  --text-muted:   #64748b;
  --text-dim:     #94a3b8;
  --primary:      #6366f1;
  --primary-2:    #818cf8;
  --cyan:         #06b6d4;
  --violet:       #8b5cf6;
  --glow:         rgba(99,102,241,0.25);
  --font:         'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --r:            12px;
  --r-lg:         18px;
  --ease:         0.22s ease;
}

html { scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Canvas ── */
#bgCanvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ── Container ── */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 9px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--ease);
  white-space: nowrap;
  position: relative;
  z-index: 1;
  font-family: var(--font);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--violet) 100%);
  color: #fff;
  box-shadow: 0 0 0 1px rgba(99,102,241,0.3), 0 4px 20px rgba(99,102,241,0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px rgba(99,102,241,0.5), 0 8px 32px rgba(99,102,241,0.5);
}

.btn-outline {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--border-glow);
  color: var(--text);
  transform: translateY(-2px);
  background: rgba(99,102,241,0.06);
}

.btn-lg { padding: 14px 32px; font-size: 0.95rem; border-radius: 10px; }

/* ── Gradient text ── */
.text-gradient {
  background: linear-gradient(135deg, #818cf8 0%, #a78bfa 40%, #67e8f9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Label ── */
.label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary-2);
  margin-bottom: 14px;
}

/* ── Reveal animation ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ============================================
   Navbar
   ============================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(11,16,32,0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background var(--ease), box-shadow var(--ease);
}
.navbar.scrolled {
  background: rgba(11,16,32,0.92);
  box-shadow: 0 1px 40px rgba(0,0,0,0.5);
}

.nav-inner {
  display: flex;
  align-items: center;
  height: 66px;
  gap: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.3px;
  flex-shrink: 0;
}
.logo-mark {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--primary), var(--violet));
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  box-shadow: 0 0 16px rgba(99,102,241,0.4);
}
.logo-text { color: var(--text); }

.nav-links {
  display: flex;
  gap: 32px;
  margin-left: auto;
  margin-right: 32px;
}
.nav-links a {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--ease);
}
.nav-links a:hover { color: var(--text); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--text); border-radius: 2px;
  transition: all var(--ease);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  padding: 16px 28px 20px;
  border-top: 1px solid var(--border);
  gap: 18px;
}
.mobile-menu a { color: var(--text-muted); font-size: 1rem; font-weight: 500; }
.mobile-menu.open { display: flex; }

/* ============================================
   Hero
   ============================================ */
.hero {
  position: relative;
  padding: 180px 0 130px;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
}
.glow-1 {
  width: 700px; height: 500px;
  background: radial-gradient(ellipse, rgba(99,102,241,0.18) 0%, transparent 70%);
  top: -60px; left: 50%;
  transform: translateX(-50%);
  animation: pulse 7s ease-in-out infinite;
}
.glow-2 {
  width: 400px; height: 400px;
  background: radial-gradient(ellipse, rgba(6,182,212,0.1) 0%, transparent 70%);
  top: 100px; right: 5%;
  animation: pulse 9s ease-in-out infinite reverse;
}

@keyframes pulse {
  0%, 100% { opacity: 0.7; transform: translateX(-50%) scale(1); }
  50%       { opacity: 1;   transform: translateX(-50%) scale(1.08); }
}
.glow-2 { animation: pulse2 9s ease-in-out infinite reverse; }
@keyframes pulse2 {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.1); }
}

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

.hero-eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--primary-2);
  margin-bottom: 28px;
  padding: 6px 16px;
  border: 1px solid rgba(99,102,241,0.25);
  border-radius: 100px;
  background: rgba(99,102,241,0.08);
}

.hero-title {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -2.5px;
  color: #fff;
  margin-bottom: 28px;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 44px;
  line-height: 1.8;
  font-weight: 400;
}

.hero-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   Section base
   ============================================ */
.section {
  padding: 120px 0;
  position: relative;
  z-index: 1;
}

.section-head {
  text-align: center;
  margin-bottom: 64px;
}
.section-head h2 {
  font-size: clamp(1.9rem, 3vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -1.2px;
  color: #fff;
  margin-bottom: 14px;
}
.section-head p {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 440px;
  margin: 0 auto;
}

/* ============================================
   Capabilities cards
   ============================================ */
.capabilities {
  background: linear-gradient(180deg, transparent 0%, rgba(14,20,40,0.5) 50%, transparent 100%);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color var(--ease), transform var(--ease), box-shadow var(--ease);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99,102,241,0.4), transparent);
  opacity: 0;
  transition: opacity var(--ease);
}
.card:hover {
  border-color: rgba(99,102,241,0.3);
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4), 0 0 0 1px rgba(99,102,241,0.15);
}
.card:hover::before { opacity: 1; }

.card-icon {
  width: 46px; height: 46px;
  border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--icon-color) 12%, transparent);
  color: var(--icon-color);
  box-shadow: 0 0 20px color-mix(in srgb, var(--icon-color) 20%, transparent);
  flex-shrink: 0;
}

.card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.2px;
}
.card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ============================================
   Why Aventaryk
   ============================================ */
.why {
  background: linear-gradient(180deg, transparent 0%, rgba(11,16,32,0.7) 50%, transparent 100%);
}

.why-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.why-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.why-content h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800;
  letter-spacing: -1.5px;
  color: #fff;
  line-height: 1.1;
}
.why-content p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.stats-row {
  display: flex;
  gap: 36px;
  margin-top: 8px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-n {
  font-size: 1.9rem;
  font-weight: 800;
  letter-spacing: -1px;
  background: linear-gradient(135deg, var(--primary-2), #67e8f9);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-l { font-size: 0.75rem; color: var(--text-muted); font-weight: 500; }

.why-pillars {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.pillar {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  transition: padding-left var(--ease);
}
.pillar:first-child { padding-top: 0; }
.pillar:last-child { border-bottom: none; }
.pillar:hover { padding-left: 6px; }

.pillar-icon { font-size: 1.4rem; flex-shrink: 0; margin-top: 2px; }
.pillar h4 { font-size: 0.95rem; font-weight: 700; color: #fff; margin-bottom: 6px; }
.pillar p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.65; }

/* ============================================
   Contact
   ============================================ */
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

.contact-text {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-top: 8px;
}
.contact-text h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -1.2px;
  color: #fff;
  line-height: 1.1;
}
.contact-text p { font-size: 0.95rem; color: var(--text-muted); line-height: 1.8; }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-group label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.3px;
}
.form-group input,
.form-group textarea {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 12px 15px;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9rem;
  transition: border-color var(--ease), box-shadow var(--ease);
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--glow);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(100,116,139,0.5); }

.form-footer { display: flex; align-items: center; gap: 20px; }
.form-note { font-size: 0.85rem; color: #34d399; }

/* ============================================
   Footer
   ============================================ */
.footer {
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
  position: relative;
  z-index: 1;
  background: rgba(11,16,32,0.8);
}

.footer-inner {
  display: flex;
  gap: 64px;
  padding-bottom: 48px;
}
.footer-brand {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.footer-brand p { font-size: 0.85rem; color: var(--text-muted); }

.footer-links { display: flex; gap: 52px; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col h4 {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.footer-col a { font-size: 0.85rem; color: var(--text-muted); transition: color var(--ease); }
.footer-col a:hover { color: var(--text); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 28px;
  text-align: center;
}
.footer-bottom p { font-size: 0.8rem; color: var(--text-muted); }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
}

@media (max-width: 900px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .why-inner { grid-template-columns: 1fr; gap: 48px; }
  .contact-inner { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }

  .hero { padding: 140px 0 100px; }
  .hero-title { font-size: 2.6rem; letter-spacing: -1.5px; }

  .section { padding: 80px 0; }

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

  .footer-inner { flex-direction: column; gap: 40px; }
  .footer-links { gap: 32px; flex-wrap: wrap; }
}

@media (max-width: 480px) {
  .hero-ctas { flex-direction: column; align-items: center; }
  .btn-lg { width: 100%; max-width: 300px; }
  .stats-row { gap: 24px; flex-wrap: wrap; }
  .form-row { grid-template-columns: 1fr; }
}