:root {
  --accent: #0068fd;
  --accent-rgb: 10, 132, 255;
  --accent-soft: rgba(10, 132, 255, 0.16);
  --brand-a: #0068fd;
  --brand-b: #7d8896;
  --gradient-main: linear-gradient(135deg, var(--brand-b), var(--brand-a));
  --danger: #ff453a;
  --warning: #f59e0b;
  --success: #34d399;
  --bg-deep: #050507;
  --glass-bg: rgba(10, 10, 13, 0.66);
  --glass-bg-strong: rgba(14, 14, 18, 0.86);
  --glass-bg-soft: rgba(255, 255, 255, 0.045);
  --glass-bg-softer: rgba(255, 255, 255, 0.025);
  --glass-border: rgba(255, 255, 255, 0.11);
  --glass-border-soft: rgba(255, 255, 255, 0.07);
  --glass-highlight: rgba(255, 255, 255, 0.14);
  --glass-blur: 38px;
  --text-primary: #f5f5f7;
  --text-secondary: rgba(235, 235, 245, 0.68);
  --text-muted: rgba(235, 235, 245, 0.42);
  --font: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', 'Inter', system-ui, sans-serif;
  --mono: 'SF Mono', 'SFMono-Regular', 'Fira Code', 'Cascadia Code', ui-monospace, monospace;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-panel: 20px;
  --shadow-panel: 0 24px 60px rgba(0,0,0,0.5), 0 2px 12px rgba(0,0,0,0.3);
  --shadow-float: 0 30px 70px rgba(0,0,0,0.55), 0 4px 16px rgba(0,0,0,0.35);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --transition: 0.18s var(--ease-out);
  --nav-height: 66px;
  --container-pad-x: 24px;
  --section-pad-y: 60px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg-deep: #eef0f3;
    --glass-bg: rgba(255, 255, 255, 0.58);
    --glass-bg-strong: rgba(255, 255, 255, 0.82);
    --glass-bg-soft: rgba(0, 0, 0, 0.035);
    --glass-bg-softer: rgba(0, 0, 0, 0.02);
    --glass-border: rgba(0, 0, 0, 0.08);
    --glass-border-soft: rgba(0, 0, 0, 0.05);
    --glass-highlight: rgba(255, 255, 255, 0.85);
    --glass-blur: 34px;
    --text-primary: #1d1d1f;
    --text-secondary: rgba(60, 60, 67, 0.68);
    --text-muted: rgba(60, 60, 67, 0.44);
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001s !important; transition-duration: 0.001s !important; }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  padding: 0;
  background: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4 { margin: 0; color: var(--text-primary); letter-spacing: -0.02em; }
p { color: var(--text-secondary); line-height: 1.6; }

.container {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
}

.glass-panel {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-panel);
  backdrop-filter: blur(var(--glass-blur)) saturate(180%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(180%);
  box-shadow: var(--shadow-panel), inset 0 1px 0 var(--glass-highlight);
  isolation: isolate;
  position: relative;
}

.glass-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(255,255,255,0.16) 0%, rgba(255,255,255,0.04) 14%, rgba(255,255,255,0) 30%);
  pointer-events: none;
  border-radius: inherit;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  font-family: var(--font);
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  white-space: nowrap;
  border: none;
}

.btn:active { transform: scale(0.97); }
.btn.large { padding: 14px 24px; font-size: 15px; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  border: 1px solid rgba(var(--accent-rgb), 0.6);
  box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.35), inset 0 1px 0 rgba(255,255,255,0.25);
}

.btn-primary:hover {
  background: #0068fd;
  box-shadow: 0 6px 20px rgba(var(--accent-rgb), 0.45), inset 0 1px 0 rgba(255,255,255,0.3);
}

.btn-secondary {
  background: var(--glass-bg-soft);
  color: var(--text-secondary);
  border: 1px solid var(--glass-border-soft);
}

.btn-secondary:hover {
  background: var(--glass-bg-strong);
  border-color: var(--glass-border);
  color: var(--text-primary);
}

.main-nav {
  position: sticky;
  top: 12px;
  z-index: 20;
  width: min(100% - 24px, 1280px);
  margin: 12px auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px 12px 24px;
  border-radius: 99px;
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(var(--glass-blur)) saturate(180%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(180%);
  box-shadow: var(--shadow-panel), inset 0 1px 0 var(--glass-highlight);
  gap: 12px;
}

.brand-name {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  font-weight: 700;
  font-size: 16px;
}

.brand-name img {
  margin-right: -12px;
  flex-shrink: 0;
}

.brand-name .accent {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text {
  display: inline;
}

.nav-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
  align-items: center;
}

/* Mobile Navigation Toggle Button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--glass-bg-soft);
  border: 1px solid var(--glass-border);
  cursor: pointer;
  padding: 0;
  color: var(--text-primary);
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
  flex-shrink: 0;
}

.mobile-menu-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

.mobile-menu-btn:active {
  transform: scale(0.95);
}

.hamburger-line {
  display: block;
  width: 18px;
  height: 2px;
  background-color: currentColor;
  border-radius: 2px;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease;
  transform-origin: center;
}

.mobile-menu-btn.is-active .hamburger-line:nth-child(1),
.mobile-menu-btn[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.is-active .hamburger-line:nth-child(2),
.mobile-menu-btn[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-menu-btn.is-active .hamburger-line:nth-child(3),
.mobile-menu-btn[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@keyframes navDropdownSlide {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.site-footer {
  padding: 32px 0 56px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--glass-border-soft);
}

.footer-links {
  display: flex;
  gap: 16px;
  align-items: center;
}

.newsletter {
  padding: 30px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.newsletter-form {
  display: flex;
  gap: 10px;
  align-items: center;
}

.newsletter-form input {
  min-width: 250px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.02);
  color: var(--text-primary);
}

.newsletter-form input::placeholder {
  color: var(--text-muted);
}

@media (max-width: 760px) {
  .main-nav {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    border-radius: 20px;
    padding: 10px 16px;
    width: min(100% - 16px, 640px);
    transition: border-radius var(--transition), background var(--transition);
  }

  .main-nav.is-open {
    border-radius: 22px;
    background: var(--glass-bg-strong);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55);
  }

  .mobile-menu-btn {
    display: flex;
  }

  .nav-actions {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 8px;
    padding-top: 14px;
    margin-top: 8px;
    border-top: 1px solid var(--glass-border-soft);
  }

  .nav-actions.is-open,
  .main-nav.is-open .nav-actions {
    display: flex;
    animation: navDropdownSlide 0.22s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }

  .nav-actions .btn {
    width: 100%;
    justify-content: center;
    padding: 12px 16px;
    font-size: 14px;
    border-radius: 10px;
  }

  .newsletter,
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .newsletter-form {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

  .newsletter-form input {
    min-width: 0;
    width: 100%;
  }
}